CN113180542A - Motor water conservancy diversion spare and dust collecting equipment - Google Patents
Motor water conservancy diversion spare and dust collecting equipmentDownload PDFInfo
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- CN113180542A CN113180542ACN202110572631.0ACN202110572631ACN113180542ACN 113180542 ACN113180542 ACN 113180542ACN 202110572631 ACN202110572631 ACN 202110572631ACN 113180542 ACN113180542 ACN 113180542A
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- motor
- air inlet
- air
- air outlet
- channel
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- 239000000428dustSubstances0.000titleabstractdescription33
- XLYOFNOQVPJJNP-UHFFFAOYSA-NwaterSubstancesOXLYOFNOQVPJJNP-UHFFFAOYSA-N0.000titledescription7
- 239000012530fluidSubstances0.000claimsabstractdescription49
- 238000001914filtrationMethods0.000claimsdescription10
- 238000007789sealingMethods0.000claimsdescription9
- 238000010407vacuum cleaningMethods0.000claims3
- 238000007599dischargingMethods0.000abstract1
- 230000000694effectsEffects0.000description10
- 230000003014reinforcing effectEffects0.000description5
- 230000017525heat dissipationEffects0.000description4
- 238000010586diagramMethods0.000description3
- 230000006978adaptationEffects0.000description2
- 230000009286beneficial effectEffects0.000description2
- 230000003139buffering effectEffects0.000description2
- 238000000605extractionMethods0.000description1
- 239000012466permeateSubstances0.000description1
- 238000006467substitution reactionMethods0.000description1
- 239000000758substrateSubstances0.000description1
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2889—Safety or protection devices or systems, e.g. for prevention of motor over-heating or for protection of the user
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Suction Cleaners (AREA)
Abstract
Translated fromChinese
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a motor flow guide piece and dust collection equipment.
Background
At present, in the existing dust collecting equipment, air inlet and air outlet of a motor assembly are realized through two different parts (such as an air inlet pipe fitting and an air outlet pipe fitting) and are respectively positioned at the front end position and the rear end position of the motor assembly, fluid filtered by a filtering assembly enters the motor assembly through an air inlet pipe diameter, and fluid discharged by the motor assembly is led out of the dust collecting equipment through the air outlet pipe fitting. However, the length or the volume of the air inlet pipe and the air outlet pipe is large, so that the length or the volume of the dust collection equipment is correspondingly increased, and the use feeling and the overall layout of the dust collection equipment are influenced.
Disclosure of Invention
In view of the foregoing, embodiments of the present invention provide a motor flow guiding element and a dust collecting apparatus, so as to solve the problem that the air inlet and outlet of the existing motor part need two different parts.
In one aspect, the present invention provides a motor guide, including:
the air inlet channel is communicated with an air inlet of the motor assembly so as to guide fluid to the motor assembly;
the exhaust channel is communicated with the air outlet of the motor component so as to guide away the fluid discharged by the motor component;
the air inlet channel is provided with a first air inlet and a first air outlet, and the first air outlet is communicated with the air inlet of the motor assembly; the exhaust passage is provided with a second air inlet and a second air outlet, and the second air inlet is communicated with the air outlet of the motor assembly.
Further, the motor guide piece comprises a first end and a second end, the first end is connected with the motor assembly, and the second end is far away from the motor assembly;
the first air inlet is arranged on the side wall of the motor flow guide piece;
the first air outlet is arranged at the first end;
the second air inlet is arranged at the first end;
the second air outlet is disposed at the second end.
Further, the number N of the exhaust passages is more than or equal to 1;
when N is 1, the exhaust channel is positioned at the outer side of the air inlet channel, and the first air inlet is formed between two sides of the side wall of the exhaust channel;
when N is larger than or equal to 2, the exhaust channel is arranged around the outer side of the air inlet channel, and the first air inlet is formed between the side walls of at least two adjacent exhaust channels.
Further, when N is larger than or equal to 2, the exhaust channels are uniformly arranged on the outer sides of the air inlet channels in a surrounding mode, and the first air inlet is formed between the side walls of the two adjacent exhaust channels.
Further, the outer side wall of the exhaust channel forms a part of the side wall of the motor guide element, and the inner side wall of the exhaust channel forms the side wall of the air inlet channel.
Furthermore, a cover plate is arranged at the second end, and the cover plate is provided with the second air outlet;
the first end is equipped with the overlap joint portion, and the overlap joint portion is equipped with first gas outlet with the second air inlet.
Furthermore, the cover plate sealing cover is arranged at one end of the air inlet channel and the end, far away from the first air outlet, of the first air inlet.
Further, the cover plate comprises a central portion and an extension portion, the extension portion is located on the outer side of the central portion, the central portion corresponds to the air inlet channel, and the extension portion corresponds to the first air inlet.
Furthermore, one side of the cover plate, which is far away from the air inlet channel, is provided with an annular wall part, the annular wall part surrounds the cover plate and the outer side of the second air outlet, and the annular wall part forms a part of the side wall of the motor flow guide part.
Further, the lateral wall of motor water conservancy diversion spare is equipped with the rib portion.
Furthermore, the bottom end face of the lap joint part is provided with an assembly groove, and the assembly grooves are arranged on the outer side of each second air inlet in a surrounding mode.
Further, the bottom end surface of the overlapping part is arched from the outer edge to the center, and the first air outlet is positioned at the center.
Furthermore, an annular bulge is arranged on the top end face of the lap joint part.
Further, the first air inlet extends from the side wall of the motor guide to the annular protrusion.
In another aspect, the invention provides a dust collecting device, which comprises the motor guide member.
Further, the dust suction equipment also comprises a motor assembly and a filter assembly;
the motor assembly is connected with the motor flow guide piece, the motor assembly is provided with an air inlet and an air outlet, the air inlet is communicated with the first air outlet, and the air outlet is communicated with the second air inlet (201);
the filter assembly comprises a filter part and an exhaust part, the filter part is arranged around the outer side of the side wall of the motor flow guide part, and the exhaust part is hermetically connected with the second end of the motor flow guide part; one end of the filtering part is provided with an annular groove matched with the annular bulge of the lap joint part of the motor flow guide piece, and the other end of the filtering part is connected with the air exhaust part.
Further, the motor assembly comprises a first cavity, a second cavity and a motor part, and the motor part is arranged in the first cavity;
the first cavity is provided with the air inlet communicated with the first cavity so as to guide fluid into the motor assembly;
the second cavity is provided with the air outlet communicated with the second cavity so as to lead the fluid out of the motor assembly;
the motor part comprises an air inlet end and an air outlet end, and the air inlet end is communicated with the air inlet;
and a communication channel or a communication port which can communicate the first accommodating cavity with the second accommodating cavity is arranged between the first accommodating cavity and the second accommodating cavity, at least one part of the communication channel or the communication port is opposite to the air outlet end, and the communication channel or the communication port is far away from the air outlet.
Further, the second cavity is located outside the first cavity.
Furthermore, the motor assembly comprises a shell, a ring wall and a cover body, wherein the cover body covers the shell and the ring wall, and the shell, the ring wall and the cover body jointly define the first containing cavity and the second containing cavity.
Furthermore, the cover body is connected with the lap joint part of the motor flow guide piece, and the end face, far away from the first cavity, of the cover body is matched with the end face at the bottom of the lap joint part;
the cover body is provided with the air inlet and the air outlet;
and the outer end face of the cover body is provided with an assembling strip matched with the assembling groove of the lap joint part.
Compared with the prior art, the invention can realize at least one of the following beneficial effects:
(1) the motor flow guide part is simultaneously provided with the air inlet channel and the air outlet channel, and an air inlet pipe fitting and an air outlet pipe fitting do not need to be arranged outside the motor assembly respectively, so that the volume and the length of the dust collection equipment can be effectively reduced, the layout of the dust collection equipment is more compact, and the use body feeling is better;
(2) fluid in the dust collecting equipment enters the air inlet end through the air inlet, is finally discharged out of the dust collecting equipment through the air outlet end through the communicating channel (or the communicating port), the second containing cavity, the air outlet, the exhaust channel, the exhaust part and the rear end of the dust collecting equipment through the exhaust hole, the circulating path of the fluid between the air outlet end and the exhaust is effectively lengthened, and a good noise reduction effect is achieved;
(3) the second containing cavity of the motor assembly of the dust collection device is located on the outer side of the first containing cavity, heat generated by working of the motor component can be diffused into the second containing cavity, and when fluid passes through the second containing cavity, the heat in the fluid is taken out of the motor assembly, so that a good heat dissipation effect is achieved. In addition, the vibration generated during the working of the motor component can be eliminated through the buffering of the second outer cavity, the vibration reduction effect is achieved, and the use body feeling of the motor component is improved.
In the invention, the technical schemes can be combined with each other to realize more preferable combination schemes. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout.
Fig. 1 is a schematic structural diagram (one) of a motor flow guide member according to an embodiment;
fig. 2 is a schematic structural diagram of a motor flow guide member according to an embodiment (ii);
fig. 3 is a schematic structural view (three) of a motor flow guide member according to an embodiment;
FIG. 4 is a longitudinal cross-sectional view of an embodiment of a motor baffle;
FIG. 5 is a transverse cross-sectional view of an embodiment of a motor baffle;
FIG. 6 is a transverse cross-sectional view of an exhaust passage with only one exhaust passage provided with a motor deflector according to an embodiment;
FIG. 7 is a partial longitudinal sectional view of a dust suction apparatus of an embodiment (lines with arrows in the drawing indicate a flow direction of fluid);
FIG. 8 is a partial transverse cross-sectional view of a dust extraction apparatus of an embodiment;
FIG. 9 is a schematic view of an embodiment of a combination of a motor assembly, a filter assembly, and a motor baffle;
FIG. 10 is a combined cross-sectional view of an embodiment of a motor assembly, filter assembly, and motor baffle;
FIG. 11 is a schematic diagram of an embodiment of a motor assembly with motor components removed;
fig. 12 is a schematic structural view of a cover according to an embodiment.
Reference numerals:
1-an intake passage; 101-a first air inlet; 102-a first air outlet; 2-an exhaust channel; 201-a second air inlet; 202-a second air outlet; 3-cover plate; 31-a central part; 32-an extension; 33-reinforcing ribs; 4-a lap joint; 41-assembly grooves; 42-an annular projection; 5-a ring wall portion; 6-rib portion; 7-a motor assembly; 701-an air inlet; 702-an air outlet; 71-a first volume; 72-a second cavity; 73-motor components; 731-air inlet end; 732-an air outlet end; 74-a housing; 75-a ring wall; 751-a communication port; 752-support bar; 76-a cover body; 761-air intake area; 762-air outlet area; 763-assembling strips; 8-a filter assembly; 81-a filter part; 82-exhaust portion.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the invention serve to explain the principles of the invention and not to limit its scope.
In the description of the embodiments of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the term "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection, which may be a mechanical connection, an electrical connection, which may be a direct connection, or an indirect connection via an intermediate medium. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "top," "bottom," "above … …," "below," and "on … …" as used throughout the description are relative positions with respect to components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are multifunctional, regardless of their orientation in space.
The general working surface of the invention can be a plane or a curved surface, can be inclined or horizontal. For convenience of explanation, the embodiments of the present invention are placed on a horizontal plane and used on the horizontal plane, and are defined as "high and low" and "up and down".
Example one
The embodiment provides a motor guide member, as shown in fig. 1 to 6, including:
theair inlet channel 1 is communicated with an air inlet of the motor assembly so as to guide fluid to the motor assembly;
theexhaust channel 2 is communicated with an air outlet of the motor component so as to guide away fluid discharged by the motor component;
theair inlet channel 1 is provided with afirst air inlet 101 and afirst air outlet 102, and thefirst air outlet 102 is communicated with an air inlet of the motor assembly; theexhaust passage 2 is provided with asecond air inlet 201 and asecond air outlet 202, and thesecond air inlet 201 is communicated with an air outlet of the motor assembly.
Compared with the prior art, the motor flow guide part is provided with theair inlet channel 1 and theair outlet channel 2 simultaneously, an air inlet pipe fitting and an air outlet pipe fitting do not need to be arranged outside the motor assembly respectively, the size and the length of equipment (such as dust collection equipment and the like) provided with the motor assembly can be effectively reduced, and the equipment is more compact in layout and better in use body feeling.
The fluid ininlet channel 1 andexhaust passage 2 is mutual noninterference, andinlet channel 1 andexhaust passage 2 are independent each other promptly to guarantee that motor element admits air, gives vent to anger smoothly, do not produce the disorder.
The motor water conservancy diversion spare includes first end and second end, and first end is connected with motor element, and motor element is kept away from to the second end.
Afirst air inlet 101 is provided on a side wall of the motor flow guide and afirst air outlet 102 is provided at a first end of the motor flow guide. Thesecond air inlet 201 and thesecond air outlet 202 are respectively arranged at two ends of the motor flow guide part, and thesecond air inlet 201 and thefirst air outlet 102 are located at the same end of the motor flow guide part, that is, thesecond air inlet 201 is located at the first end of the motor flow guide part, and thesecond air outlet 202 is located at the second end of the motor flow guide part.
The number N of theexhaust channels 2 is more than or equal to 1, when N is equal to 1, theexhaust channels 2 are positioned at the outer sides of theair inlet channels 1, and a gap for air inlet of theair inlet channels 1 is formed between two sides of the side walls of theexhaust channels 2, namely afirst air inlet 101; when N is larger than or equal to 2, theexhaust channel 2 is arranged around the outer side of theair inlet channel 1, and a gap for air inlet of theair inlet channel 1, namely afirst air inlet 101, is formed between the side walls of at least twoadjacent exhaust channels 2.
In order to ensure smooth air intake of theair inlet channel 1, when N is larger than or equal to 2, theexhaust channels 2 are uniformly arranged at the outer side of theair inlet channel 1 in a surrounding manner, andfirst air inlets 101 are formed between the side walls of twoadjacent exhaust channels 2, namely, the number of thefirst air inlets 101 is equal to that of theexhaust channels 2.
In some embodiments, when N is 1, at least a portion of theexhaust channel 2 has a cross-section (a cross-section perpendicular to the direction of fluid flow) in the shape of a non-closed ring, as shown in fig. 6, that is, the ring is provided with a break, and thefirst inlet 101 is formed at the break. The non-closed loop may be a non-closed circular loop or may be other shapes suitable for fluid communication.
In order to reduce the volume of the motor diversion part, the outer side wall (the side wall far away from the central axis of the motor diversion part) of theexhaust passage 2 forms a part of the side wall of the motor diversion part, and the inner side wall (the side wall near the central axis of the motor diversion) of theexhaust passage 2 forms the side wall of theair inlet passage 1, namely the side wall of theair inlet passage 1 is formed by surrounding theexhaust passage 2.
In this embodiment, the number ofexhaust passage 2 is 5, evenly encloses outinlet passage 1,forms 5first air inlets 101 between 5exhaust passage 2, andinlet passage 1 is spacing out throughexhaust passage 2 promptly, and spacing outfirst air inlet 101 between twoadjacent exhaust passage 2 lateral walls.
In this embodiment, the cross section of theexhaust passage 2 is fan-shaped, that is, theexhaust passage 2 includes an outer arc wall, an inner arc wall, and a left side wall and a right side wall connecting the inner arc wall and the outer arc wall, that is, the left side wall, the outer arc wall, the inner arc wall, and the right side wall together enclose the fan-shapedexhaust passage 2, the outer arc walls of all theexhaust passages 2 form a part of the side wall of the motor flow guide, and the inner arc walls of all theexhaust passages 2 form the side wall of theair intake passage 1.
In this embodiment, the central axis of theair inlet channel 1 coincides with the central axis of the motor diversion piece, thefirst air inlet 101 extends outwards from the side wall of theair inlet channel 1 along the radial direction of the central axis of theair inlet channel 1, so that theair inlet channel 1 is communicated with the outer space of the side wall of the motor diversion piece, thefirst air inlet 101 extends from one end of the side wall of theexhaust channel 2 to the other end, that is, the length of thefirst air inlet 101 is not less than the length of the side wall of theexhaust channel 2. The circle center of the sector of the cross section of theexhaust passage 2 is positioned on the central axis of the motor flow guide piece.
Both ends of motor water conservancy diversion spare are equipped withapron 3 and overlapjoint portion 4 respectively, andapron 3 is equipped withsecond gas outlet 202, and overlapjoint portion 4 is equipped withfirst gas outlet 102 andsecond air inlet 201. That is, thecover plate 3 is located at the second end of the motor guide member, the overlappingportion 4 is located at the first end of the motor guide member, and the motor guide member is connected with the motor assembly through the overlappingportion 4.
Thecover plate 3 seals the end of theair inlet channel 1 and the end of thefirst air inlet 101 far away from thefirst air outlet 102, so that the fluid entering theair inlet channel 1 from thefirst air inlet 101 can only be guided to the air inlet of the motor assembly from thefirst air outlet 102.
In this embodiment, the projection of thecover plate 3 to the direction of the overlappingpart 4 can completely cover theair inlet channel 1 and thefirst air inlet 101, so as to ensure that the fluid entering theair inlet channel 1 cannot flow through thecover plate 3, and only flows to the motor assembly from thefirst air outlet 102.
Specifically, thecover plate 3 includes acentral portion 31 and an extending portion 32, the extending portion 32 is located outside thecentral portion 31, thecentral portion 31 corresponds to theair inlet channel 1, and the extending portion 32 corresponds to thefirst air inlet 101, that is, thecentral portion 31 is sealed at an end of theair inlet channel 1 far away from thefirst air outlet 102, and the extending portion 32 is sealed at an end of thefirst air inlet 101 far away from thefirst air outlet 102.
In this embodiment, when thecover 3 is projected in the direction of the overlappingportion 4, thecentral portion 31 can cover theintake passage 1, and the extending portion 32 can cover thefirst intake port 101.
It should be noted that the number of the extending portions 32 is the same as that of thefirst air inlets 101, so as to completely cover one end of thefirst air inlets 101. In the present embodiment, the number of the extension portions 32, thefirst intake ports 101, and theexhaust passages 2 is the same.
Thecover plate 3 and the side wall of the motor flow guide part limit thesecond air outlet 202 together, and thecover plate 3 is connected with the outer wall surface of the side wall of theexhaust channel 2 in a sealing manner, so that the fluid entering theair inlet channel 1 is ensured to leak from thecover plate 3, and meanwhile, the fluid in theexhaust channel 2 is ensured to be discharged from thesecond air outlet 202 and not to permeate into theair inlet channel 1.
Specifically, thecentral portion 31, the extending portion 32 and the side wall of the motor guide jointly define thesecond air outlet 202. Thecentral part 31 is connected with the inner side wall of theexhaust channel 2 in a sealing way, one end of the extending part 32 is connected with thecentral part 31, the other end of the extending part 32 is connected with the side wall of the motor guide piece in a sealing way, and when N is equal to 1, the left side wall and the right side wall of the extending part 32 are respectively connected with the left side wall and the right side wall of theexhaust channel 2 in a sealing way; when N is larger than or equal to 2, the left side wall and the right side wall of the extension part 32 are respectively connected with the left side wall and the right side wall of the twoadjacent exhaust passages 2 in a sealing way.
In order to improve the stability ofcover plate 3,cover plate 3 is further provided with reinforcingribs 33, reinforcingribs 33 are erected onsecond air outlet 202, specifically, both ends of reinforcingribs 33 are connected to left and right opening walls ofsecond air outlet 202, when N is equal to 1, both ends of reinforcingribs 33 are connected to left and right side walls of extension portion 32, and when N is equal to or greater than 2, both ends of reinforcingribs 33 are connected to left and right side walls of two adjacent extension portions 32, respectively.
Further, therib 33 is arc-shaped, the center of the arc is located on the central axis of the motor guide, in this embodiment, the radius of therib 33 is greater than the radius R of the inner arc wall of theexhaust channel 2 and less than the radius R of the outer arc wall of theexhaust channel 2, and most preferably, the radius of therib 33 is R + (R-R)/2.
Anannular wall part 5 is arranged on one side of thecover plate 3 far away from theair inlet channel 1, and theannular wall part 5 is arranged around the outer sides of thecover plate 3 and thesecond air outlet 202 to form a part of the side wall of the motor flow guide part so as to facilitate the connection of the motor flow guide part with other parts (such as the rear end part of dust collection equipment).
In this embodiment, thecover plate 3 is perpendicular to the central axis of the motor flow guiding member, theannular wall portion 5 is perpendicular to thecover plate 3, and the central axis of theannular wall portion 5 coincides with the central axis of the motor flow guiding member. The outer wall surface of theannular wall portion 5 is flush with the outer wall surface of the outer arc wall of theexhaust passage 2, and the inner wall surface of theannular wall portion 5 is flush with the inner wall surface of the outer arc wall of theexhaust passage 2, that is, the thickness of theannular wall portion 5 is the same as the thickness of the outer arc wall of the exhaust passage, and the annular wall portion and the outer arc wall are aligned and connected to prevent theannular wall portion 5 from affecting the exhaust of thesecond air outlet 202.
It should be noted that, in this embodiment, the outer arc wall of theexhaust passage 2 and theannular wall portion 5 together form a side wall of the motor flow guiding member, and thefirst air inlet 101 does not extend to theannular wall portion 5, that is, the bottom end surface of theannular wall portion 5 is flush with the bottom end surface of thecover plate 3, and the fluid in theair inlet passage 1 cannot enter the space surrounded by theannular wall portion 5 and thecover plate 3.
The side wall of the motor flow guiding piece is provided with theconvex rib part 6, so that when the motor flow guiding piece is connected with other parts, a certain gap is reserved between the side wall of the motor flow guiding piece and the other parts, and fluid can smoothly enter theair inlet channel 1 from thefirst air inlet 101 formed in the side wall of the motor flow guiding piece.
The side wall of the motor flow guiding member is provided with a plurality ofconvex rib parts 6 which are uniformly distributed on the side wall of the motor flow guiding member to ensure that thefirst air inlet 101 smoothly enters air.
Specifically, therib portion 6 extends from one end to the other end of the side wall of the motor guide, preferably, therib portion 6 extends in a straight line, and more preferably, therib portion 6 is parallel to the central axis of the motor guide.
In this embodiment, therib portion 6 extends linearly and parallel to the central axis of the motor flow guiding member, therib portion 6 extends from theannular wall portion 5 to the outer arc wall of theexhaust passage 2, and the length of therib portion 6 is equal to the sum of the lengths of theannular wall portion 5 and the outer arc wall of theexhaust passage 2. The number of therib portions 6 is the same as the number of theexhaust passages 2, and therib portions 6 are located at the middle positions of the outer arc walls of theexhaust passages 2 to ensure uniform and smooth air intake of each firstair intake port 101.
The lapjoint part 4 is located the one end that the motor water conservancy diversion spare was equipped withfirst gas outlet 102 andsecond air inlet 201, and the motor water conservancy diversion spare passes through the lapjoint part 4 to be connected with motor element, so the shape looks adaptation of lapjoint part 4 and motor element.
Specifically, the bottom terminal surface (the terminal surface that is close to motor element) of overlapjoint portion 4 is equipped withfirst gas outlet 102 andsecond air inlet 201,first gas outlet 102 and motor element's air intake sealing connection,second air inlet 201 and motor element's air exit sealing connection, the shape of the bottom terminal surface of overlapjoint portion 4 and motor element be equipped with air intake, that one end looks adaptation of air exit to guarantee that motor element air inlet, air-out are smooth and easy, and air inlet and air-out mutual noninterference.
The bottom terminal surface of overlapjoint portion 4 is equipped withassembly groove 41, and overlapjoint portion 4 carries out the chucking throughassembly groove 41 and motor element, specifically,assembly groove 41 encloses to be established in everysecond air inlet 201 outside to guarantee that motor element exhaust fluid all gets intoexhaust passage 2 throughsecond air inlet 201, avoid the fluid to leak.
The top end face of the lapjoint part 4 is provided with anannular bulge 42 so that the motor guide part can be connected with other parts, and the center of theannular bulge 42 is positioned on the central axis of the motor guide part.
Thefirst air inlet 101 extends from the sidewall of the motor guide to theannular protrusion 42 of the overlappingportion 4 to shorten the path of the external fluid to theair inlet passage 1, thereby accelerating the fluid to be guided to theair inlet passage 1. Theannular protrusion 42 plays a role in improving the stability of the motor flow guide member in addition to the assembling function.
The bottom end surface of the overlappingpart 4 is arched from the outer edge to the center, thefirst air outlet 102 is positioned at the center, and thesecond air inlet 201 is also obliquely and upwards arched in shape, so that the fluid discharged by the motor is guided to be guided into theexhaust passage 2 as soon as possible.
The top end surface of the overlappingpart 4 extends obliquely downward from the bottom end of the side wall of the motor flow guide to theannular protrusion 42, so that the fluid is more smoothly guided from thefirst air inlet 101 to theair inlet passage 1.
In this embodiment, thefirst air inlet 101 extends to the bottom end surface of the overlappingportion 4 and is communicated with thefirst air outlet 102, and thefirst air inlet 101 is disposed outside thefirst air outlet 102 and arches toward thefirst air outlet 102, so that the external fluid can be quickly guided into theair inlet channel 1.
In the present embodiment, the portion of thecover plate 3 that extends to thelap 4 from thefirst intake port 101 cannot be covered by the projection of the cover plate to thelap 4.
Example two
The embodiment provides a dust suction device, and as shown in fig. 7 to 12, the dust suction device comprises a motor guide part provided by the first embodiment.
Compared with the prior art, the dust collecting equipment provided by the embodiment has the beneficial effects of the motor flow guide part provided by the embodiment I, and the description is omitted.
The dust suction device also comprises amotor assembly 7 and afilter assembly 8.
Themotor component 7 is connected with the motor flow guide piece. Specifically, themotor assembly 7 includes afirst cavity 71, asecond cavity 72 and amotor part 73, and themotor part 73 is installed in thefirst cavity 71; thefirst cavity 71 is provided with anair inlet 701, and theair inlet 701 is communicated with thefirst air outlet 102 so as to guide the fluid into the motor assembly; thesecond cavity 72 is provided with anair outlet 702, and theair outlet 702 is communicated with thesecond air inlet 201 to lead the fluid out of the motor assembly; themotor part 73 includes anair inlet end 731 and anair outlet end 732, and theair inlet end 731 is communicated with theair inlet 701.
A communication channel or a communication port capable of communicating thefirst cavity 71 with thesecond cavity 72 is arranged between thefirst cavity 71 and thesecond cavity 72, at least a part of the communication channel or the communication port is opposite to theair outlet end 732, and the communication channel or the communication port is far away from theair outlet 702.
Thesecond receiving chamber 72 is located outside the first receivingchamber 71, and heat generated by the operation of the motor component 773 can be diffused into the second receivingchamber 72, so that the heat in the second receivingchamber 72 is taken out of the motor assembly when the fluid passes through the second receivingchamber 72, thereby achieving a good heat dissipation effect. In addition, the vibration generated during the operation of themotor component 73 can be eliminated through the buffering of the outer secondaccommodating cavity 72, so that the vibration reduction effect is achieved, and the use body feeling of the motor component is improved.
In some embodiments, a plurality ofsecond cavities 72 are included, and thesecond cavities 72 are uniformly arranged around the outer side of thefirst cavity 71, so as to achieve better heat dissipation and vibration reduction effects.
In some embodiments, thesecond cavity 72 is an annular cavity and is surrounded outside thefirst cavity 71, and the shape of the inner side wall of thesecond cavity 72 is matched with that of thefirst cavity 71, so as to achieve a good covering effect and further improve the heat dissipation and vibration reduction effects of thesecond cavity 72. The annular cavity can be in the shape of a circular ring, and can also be in the shape of a ring with other shapes, and the circular ring is preferred.
In this embodiment, the motor assembly includes ahousing 74, aring wall 75 and acover 76, thecover 76 is covered on thehousing 74, one end of thering wall 75 abuts against the bottom of thehousing 74, the other end of thering wall 75 abuts against thecover 76, and a gap is reserved between thering wall 75 and the side wall of thehousing 74.
Theouter shell 74, theannular wall 75 and thecover body 76 jointly define thefirst cavity 71 and thesecond cavity 72, thesecond cavity 72 is enclosed outside thefirst cavity 71, that is, the inner side wall of theannular wall 75, the bottom of theouter shell 74 and thecover body 76 limit thefirst cavity 71, and the side wall of theouter shell 74, the bottom of theouter shell 74, the outer side wall of theannular wall 75 and thecover body 76 limit thesecond cavity 72.
Thecover 76 is connected to the overlappingportion 4 of the motor flow guiding member, and the end surface of thecover 76 away from thefirst cavity 71 is matched with the end surface of the bottom of the overlappingportion 4, so that theelectrode assembly 7 is tightly connected to the motor flow guiding member, and therefore, all the fluid in theair inlet channel 1 is guided to themotor part 73 through thefirst air outlet 102 by theair inlet 701, and all the fluid discharged from themotor part 73 is guided to theair outlet channel 2 through theair outlet 702 by thesecond air inlet 201.
Specifically, thecover 76 is provided with theair inlet 701 and theair outlet 702, specifically, thecover 76 is provided with a plurality ofair outlets 702, and the plurality ofair outlets 702 surround theair inlet 701, and further, theair inlet 701 is located at the center of thecover 76.
Further, thecover 76 includes anair inlet area 761 and anair outlet area 762, the air inlet area corresponds to thefirst cavity 71, the air outlet area corresponds to thesecond cavity 72, and the air outlet area is surrounded outside the air inlet area. Theair inlet 701 is located in the air inlet area, theair outlet 702 is located in the air outlet area, theair inlet 701 is located in the center of the air inlet area, theair outlets 702 are evenly distributed in the air outlet area, and theair outlets 702 surround the outer side of the air inlet area.
Theair inlet area 761 is gradually convex outward from the edge to the center (i.e., convex in a direction away from the first chamber 71), i.e., the air inlet area forms a downward slope from the center to the edge, and specifically, the air inlet area is shaped like a trumpet, which opens toward thefirst chamber 71. As such, theintake vent 701 is higher (or further outward) than theexhaust vent 702 such that fluid flowing toward the motor assembly is directed from theintake vent 701 to themotor component 73 more quickly.
Anassembly strip 763 matched with theassembly groove 41 of the overlappingpart 4 is arranged on the outer end face of thecover body 76, and specifically, theassembly strip 763 is arranged around the outer side of eachair outlet 702, so that themotor assembly 7 is fastened with the motor guide, and fluid can completely enter theexhaust channel 2 through theair outlet 702 and thesecond air inlet 201.
In order to further improve the connection between the motor assembly and the motor guide, the mountingstrips 763 extend from theair outlet area 762 to theair inlet area 761, and all the mountingstrips 763 are located outside theair inlet 701.
Themotor part 73 is arranged in theannular wall 75, theair inlet end 731 is abutted to thecover body 76, and theair inlet end 731 is hermetically communicated with theair inlet 701, so that fluid entering from theair inlet 701 enters themotor part 73 through theair inlet end 731;air outlet end 732 is near the bottom ofhousing 74.
Theannular wall 75 is provided with acommunication port 751 for communicating thefirst cavity 71 and thesecond cavity 72, at least a part of thecommunication port 751 is opposite to theair outlet end 732, so that the fluid discharged from theair outlet end 732 rapidly enters thesecond cavity 72, furthermore, theannular wall 75 is provided with a plurality ofcommunication ports 751, and the plurality ofcommunication ports 751 are uniformly arranged at the lower section (a section far away from the cover body 76) of theannular wall 75.
In order to ensure the stability of themotor component 73 in the first accommodatingcavity 71, a plurality of support bars 752 are arranged on the cavity wall of the first accommodatingcavity 71, and the support bars 752 contact with the side wall of themotor component 73 to form a supporting force between the side wall of theelectrode component 73 and the cavity wall of the first accommodatingcavity 71, so that not only can the connection performance between themotor component 73 and the first accommodatingcavity 71 be improved, but also themotor component 73 can be prevented from shaking in the first accommodatingcavity 71, and a vibration reduction effect is achieved. In this embodiment, the supportingbar 752 is located on the inner side wall surface of theannular wall 75 and above thecommunication opening 751.
Thefilter assembly 8 comprises afilter part 81 and anexhaust part 82, thefilter part 81 is enclosed outside the side wall of the motor guide member, and theexhaust part 82 is hermetically connected with the second end of the motor guide member, so that the fluid in theexhaust passage 2 is guided to theexhaust part 82 through thesecond air outlet 202 and then guided to the rear end of the dust collecting device through theexhaust part 82.
One end of thefiltering part 81 is provided with an annular groove matched with theannular bulge 42 of the overlappingpart 4, thefiltering part 81 is connected with the overlappingpart 4 through the clamping of the annular groove and theannular bulge 42, and the other end of thefiltering part 81 is connected with theair exhaust part 82.
Therib portion 6 is located between the filteringportion 81 and the side wall of the motor guide member to ensure a certain gap between the filteringportion 81 and the side wall of the motor guide member, thereby ensuring smooth air intake of thefirst air inlet 101.
The fluid is filtered by thefilter part 81 and then guided into theair inlet channel 1 by thefirst air inlet 101 on the side wall of the motor guide part, guided into themotor assembly 7 by thefirst air outlet 102 and theair inlet 701, the fluid discharged by themotor assembly 7 enters theexhaust channel 2 through theair outlet 702 and thesecond air inlet 201, guided to the rear end of the dust collecting equipment by thesecond air outlet 202 and theexhaust part 82, and finally discharged out of the dust collecting equipment through the exhaust hole at the rear end.
Compared with the prior art, the dust collecting equipment of the invention has the advantages that fluid enters theair inlet end 731 through theair inlet 701, and then is discharged out of the dust collecting equipment through theair outlet end 732 via the communicating channel (or the communicating port), thesecond cavity 72, theair outlet 702, theexhaust channel 2, theexhaust part 82 and the rear end of the dust collecting equipment finally via the exhaust hole, so that the fluid flow path between theair outlet end 732 and the exhaust is effectively lengthened, and a good noise reduction effect is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (20)
1. A motor baffle, comprising:
the air inlet channel (1) is communicated with an air inlet of the motor assembly so as to guide fluid to the motor assembly;
the exhaust channel (2) is communicated with an air outlet of the motor component so as to guide away fluid discharged by the motor component;
the air inlet channel (1) is provided with a first air inlet (101) and a first air outlet (102), and the first air outlet (102) is communicated with an air inlet of the motor assembly; the exhaust passage (2) is provided with a second air inlet (201) and a second air outlet (202), and the second air inlet (201) is communicated with an air outlet of the motor assembly.
2. The motor baffle of claim 1, wherein the motor baffle includes a first end and a second end, the first end being coupled to the motor assembly and the second end being distal from the motor assembly;
the first air inlet (101) is arranged on the side wall of the motor flow guide piece;
the first air outlet (102) is disposed at the first end;
the second air inlet (201) is arranged at the first end;
the second air outlet (202) is disposed at the second end.
3. The motor air guide according to claim 2, characterized in that the number N of the exhaust channels (2) is more than or equal to 1;
when N is 1, the exhaust channel (2) is positioned at the outer side of the air inlet channel (1), and the first air inlet (101) is formed between two sides of the side wall of the exhaust channel (2);
when N is larger than or equal to 2, the exhaust channel (2) is arranged around the outer side of the air inlet channel (1), and the first air inlet (101) is formed between the side walls of at least two adjacent exhaust channels (2).
4. The motor flow guide of claim 3, wherein when N is larger than or equal to 2, the exhaust channels (2) are uniformly surrounded on the outer side of the air inlet channel (1), and the first air inlet (101) is formed between the side walls of two adjacent exhaust channels (2).
5. Motor guide according to claim 3, characterized in that the outer side wall of the exhaust channel (2) forms part of the side wall of the motor guide, and the inner side wall of the exhaust channel (2) forms the side wall of the inlet channel (1).
6. The motor deflector according to any of claims 2 to 5, wherein the second end is provided with a cover plate (3), the cover plate (3) being provided with the second air outlet (202);
the first end is provided with a lapping part (4), and the lapping part (4) is provided with the first air outlet (102) and the second air inlet (201).
7. The motor deflector according to claim 6, wherein the cover plate (3) seals the end of the air inlet channel (1) facing away from the first air outlet (102) and the first air inlet (101).
8. The motor deflector according to claim 7, wherein the cover plate (3) comprises a central portion (31) and an extension portion (32), the extension portion (32) being located outside the central portion (31), the central portion (31) corresponding to the air intake channel (1), the extension portion (32) corresponding to the first air intake (101).
9. The motor air guide of claim 7, characterized in that the side of the cover plate (3) far away from the air inlet channel (1) is provided with an annular wall part (5), the annular wall part (5) is enclosed outside the cover plate (3) and the second air outlet (202), and the annular wall part (5) forms a part of the side wall of the motor air guide.
10. Motor air guide according to claim 6, characterized in that the side walls of the motor air guide are provided with ribs (6).
11. The motor air guide of claim 6, characterized in that the bottom end surface of the overlapping part (4) is provided with a fitting groove (41), and the fitting groove (41) is enclosed outside each second air inlet (201).
12. Motor air guide according to claim 11, characterized in that the bottom end surface of the overlap (4) is arched from the outer edge to the centre, centrally located is the first air outlet (102).
13. The motor air guide of claim 6, characterized in that the top end surface of the overlapping part (4) is provided with an annular protrusion (42).
14. The motor baffle of claim 13, wherein the first air inlet (101) extends from a sidewall of the motor baffle to the annular protrusion (42).
15. A vacuum cleaning apparatus comprising a motor guide as claimed in any one of claims 1 to 14.
16. A suction device according to claim 15, characterized by further comprising a motor assembly (7) and a filter assembly (8);
the motor component (7) is connected with the motor flow guide piece, the motor component (7) is provided with an air inlet (701) and an air outlet (702), the air inlet (701) is communicated with the first air outlet (102), and the air outlet (702) is communicated with the second air inlet (201);
the filter assembly (8) comprises a filter part (81) and an air exhaust part (82), the filter part (81) is arranged on the outer side of the side wall of the motor flow guide part in a surrounding mode, and the air exhaust part (82) is connected with the second end of the motor flow guide part in a sealing mode; one end of the filtering part (81) is provided with an annular groove matched with the annular bulge (42) of the overlapping part (4) of the motor flow guide piece, and the other end of the filtering part (81) is connected with the air exhaust part (82).
17. Vacuum cleaning apparatus according to claim 16, characterized in that the motor assembly (7) comprises a first housing (71), a second housing (72) and a motor member (73), the motor member (73) being mounted in the first housing (71);
the first cavity (71) is provided with the air inlet (701) communicated with the first cavity so as to guide fluid into the motor assembly;
the second cavity (72) is provided with the air outlet (702) communicated with the second cavity so as to lead the fluid out of the motor assembly;
the motor part (73) comprises an air inlet end (731) and an air outlet end (732), and the air inlet end (731) is communicated with the air inlet (701);
a communication channel or a communication port which can communicate the first cavity (71) with the second cavity (72) is arranged between the first cavity (71) and the second cavity (72), at least one part of the communication channel or the communication port is opposite to the air outlet end (732), and the communication channel or the communication port is far away from the air outlet (701).
18. Vacuum cleaning apparatus according to claim 17, characterized in that the second volume (72) is located outside the first volume (71).
19. The vacuum cleaner as claimed in claim 18, wherein the motor assembly comprises a housing (74), a circumferential wall (75) and a cover (76), the cover (76) is covered on the housing (74) and the circumferential wall (75), and the housing (74), the circumferential wall (75) and the cover (76) jointly define the first cavity (71) and the second cavity (72).
20. The vacuum cleaner as claimed in claim 19, characterized in that the cover (76) is connected to the overlapping part (4) of the motor air guide, and the end surface of the cover (76) away from the first cavity (71) is matched with the bottom end surface of the overlapping part (4);
the cover body (76) is provided with the air inlet (701) and the air outlet (702);
the outer end face of the cover body (76) is provided with an assembling strip (763) matched with the assembling groove (41) of the overlapping part (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110572631.0ACN113180542A (en) | 2021-05-25 | 2021-05-25 | Motor water conservancy diversion spare and dust collecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110572631.0ACN113180542A (en) | 2021-05-25 | 2021-05-25 | Motor water conservancy diversion spare and dust collecting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113180542Atrue CN113180542A (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110572631.0APendingCN113180542A (en) | 2021-05-25 | 2021-05-25 | Motor water conservancy diversion spare and dust collecting equipment |
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