CN211609590U - Hand-held cleaning device - Google Patents

Abstract

The utility model discloses a hand-held type cleaning device, including the casing, built-in dirt box subassembly that has filter assembly, the rechargeable battery who induced drafts the motor and supply power for induced drafts the motor, the casing is flat body, motor section and the handle section that is used for installing the induced drafts the motor by going to back in proper order, the front end portion of flat body is the suction nozzle portion, dirt box subassembly is installed in the lower surface of the back end portion of flat body, the upper surface of flat body, motor section and handle section is in same cambered surface, rechargeable battery is located handle section inner chamber, so on the one hand, make the outward appearance more pleasing to the eye clean and tidy; on one hand, the positions of the air suction motor and the rechargeable battery are dispersed, the phenomenon that the middle section is too large in size and too heavy is avoided, and the internal structural layout is more reasonable; and on the other hand, the gravity center is close to the user, so that the user can operate more easily and conveniently.

Description

Hand-held cleaning device

Technical Field

The utility model relates to a dust catcher technical field especially relates to a hand-held type cleaning device.

Background

The hand-held vacuum cleaner is used for household cleaning due to the advantages of small volume, light total weight and convenient carrying and use.

The handheld dust collector mainly comprises a host and a dust collecting cup, when the handheld dust collector works, negative pressure is generated inside the dust collecting cup through a dust collecting motor in the host to generate suction force, so that air containing dust or foreign matters is sucked in through a suction nozzle, the dust, the foreign matters and the air are separated through an air filtering device extending into the dust collecting cup, the processed air is discharged through an air outlet, and the dust and the foreign matters are concentrated in the dust collecting cup.

The hand-held cleaning equipment with the publication number of CN104172986A comprises a dust cylinder, a filtering device and a separating device, wherein the dust cylinder is arranged below the separating device, and the filtering device is arranged above the separating device.

A hand-held cleaning appliance of publication number CN101489416A, a hand-held cleaning appliance of CN102755135A, etc.

One of the structural layouts of the handheld cleaning device comprises: casing, dirt box subassembly, filter, the motor and the rechargeable battery of induced drafting, the front portion of casing is equipped with inlet air channel, takes the dirt box subassembly of filter to install in inlet air channel's rear side, and the inner chamber and the inlet air channel UNICOM of dirt box subassembly, and the motor and the rechargeable battery of induced drafting locate the middle part region of casing, and present hand-held type cleaning device's the regional volume in middle part is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a hand-held type cleaning equipment that inner structure overall arrangement is reasonable is provided.

The utility model provides a technical scheme that above-mentioned technical problem provided does: hand-held type cleaning device, including casing, the built-in dirt box subassembly that has filter assembly, the motor that induced drafts and give the rechargeable battery of the motor power supply that induced drafts, the casing by go to back be flat body in proper order, be used for installing the motor section and the handle section of the motor that induced drafts, the front end portion of flat body be for inhaling the mouth portion dirt box subassembly install in the lower surface of the back end portion of flat body, the upper surface of flat body, motor section and handle section be in same cambered surface, rechargeable battery be located the handle section inner chamber in.

The utility model discloses a further optimization scheme does: the lower surface of the dust box component is basically matched and bordered with the lower surface of the motor section and is of a cylindrical structure.

The utility model discloses a further optimization scheme does: the cross section of the handle section is in a similar elliptical shape, and the vertical length of the handle section is greater than the transverse length.

The utility model discloses a further optimization scheme does: the shell consists of an upper shell and a lower shell, and the upper shell and the lower shell are connected through a plurality of fasteners.

The utility model discloses a further optimization scheme does: the fastener is a screw or a buckle structure.

The utility model discloses a further optimization scheme does: and air exhaust structures of an air suction motor are arranged on two sides of the motor section.

The utility model discloses a further optimization scheme does: the downside of motor section be equipped with rechargeable battery connect the interface that charges.

The utility model discloses a further optimization scheme does: the dust box component is arranged on the flat body in a detachable structure.

The utility model discloses a further optimization scheme does: the dust box assembly comprises a box body and a cover body, one end of the cover body is hinged to the box body, and the other end of the cover body is locked on the box body through a locking assembly.

The utility model discloses a further optimization scheme does: the upper surface of the shell at the front side of the handle section is provided with a gear switch and an on-off switch for controlling the air suction motor.

Compared with the prior art, the utility model has the advantages that the dust box component is arranged on the lower surface of the rear section of the flat body, the upper surfaces of the flat body, the motor section for installing the air suction motor and the handle section are positioned on the same cambered surface, and the rechargeable battery is positioned in the inner cavity of the handle section, so that the appearance is more beautiful and tidy; on one hand, the positions of the air suction motor and the rechargeable battery are dispersed, the phenomenon that the middle section is too large in size and too heavy is avoided, and the internal structural layout is more reasonable; and on the other hand, the gravity center is close to the user, so that the user can operate more easily and conveniently.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a first schematic diagram of a preferred embodiment of the present invention;

FIG. 2 is a second schematic diagram of a preferred embodiment of the present invention;

fig. 3 is a third schematic view of a preferred embodiment of the present invention;

fig. 4 is a fourth schematic view of a preferred embodiment of the present invention;

fig. 5 is an exploded view of a preferred embodiment of the present invention;

fig. 6 is a schematic view of the air duct structure according to a preferred embodiment of the present invention;

fig. 7 is a first schematic view of a housing according to a preferred embodiment of the present invention;

FIG. 8 is a second schematic view of a housing according to a preferred embodiment of the present invention;

FIG. 9 is a first schematic view of a dust box assembly according to a preferred embodiment of the present invention;

FIG. 10 is a second schematic view of a dust box assembly in accordance with a preferred embodiment of the present invention;

figure 11 is an exploded view of a dust box assembly in accordance with a preferred embodiment of the present invention;

fig. 12 is a schematic view of a locking assembly according to a preferred embodiment of the present invention;

fig. 13 is a schematic view of an unlocked state of the locking assembly according to a preferred embodiment of the present invention.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc. are the directions or positional relationships that are usually placed when the product of the present invention is used, and are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships shown in the drawings, only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, the handheld cleaning device includes ahousing 100, adust box assembly 200 with a built-infilter assembly 203, anair suction motor 300, and arechargeable battery 400 for supplying power to theair suction motor 300, wherein thehousing 100 sequentially includes an air inlet section, amotor section 102, and ahandle section 103 from front to back.

As shown in fig. 1-6, the intake section is preferably aflat body 101. The front section of theflat body 101 is asuction nozzle portion 101A, and thedust box assembly 200 is mounted on the lower surface of the rear section of theflat body 101. It should be understood that a linearly extendingair intake passage 2 is provided in theflat body 101, and theair intake passage 2 extends to the foremost end of theflat body 101, thereby forming a dust suction port 1 at the front end of thesuction nozzle portion 101A.

And, thesuction motor 300 is assembled in themotor section 102, therechargeable battery 400 is located in the inner cavity of thehandle section 103, and the upper surfaces of theflat body 101, themotor section 102 and thehandle section 103 are on the same arc surface. Due to the arrangement, on one hand, the appearance is more attractive and tidy; on one hand, the positions of theair suction motor 300 and therechargeable battery 400 are dispersed, so that the phenomenon that the middle section is too large in size and heavy in weight is avoided, and the internal structural layout is more reasonable; and on the other hand, the gravity center is close to the user, so that the user can operate more easily and conveniently.

Preferably, the cross section of thehandle segment 103 is in a shape of a quasi-ellipse, and the vertical length of thehandle segment 103 is greater than the lateral length. This shape is preferable for the user to hold the device for a long time.

Preferably, thecasing 100 upper surface ofhandle section 103 front side is equipped with the control gear switch D and the on-off switch B of induceddraft motor 300 to when making things convenient for user's one hand to hold this hand-held type cleaning device, the thumb can press gear switch D and on-off switch B, realizes the clean limit control in limit, makes the operation convenient more light, and experience feels better. Furthermore, the lower side of themotor section 102 is preferably provided with a charging interface C connected to therechargeable battery 400.

As shown in fig. 5-6, asuction motor 300 is fixedly disposed in the front-rear direction in themotor section 102 of thehousing 100, forming asuction component 003 of the apparatus.

As shown in fig. 9-11, thedirt box assembly 200 includes abox 201 and acover 202, wherein thebox 201 and thecover 202 enclose anairflow chamber 02. The upper surface of thebox 201 is amounting bottom 20, and thedust box assembly 200 is detachably mounted on theflat body 101 through themounting bottom 20 and is abutted against the front side of theair suction member 003.

Specifically, as shown in fig. 6, theflat body 101 is provided with afirst air outlet 3 communicated with theair inlet channel 2, and a first air inlet 4 butted with thefirst air outlet 3 is provided on themounting bottom 20 of the upper surface of thedust box assembly 200. Dust absorption mouth 1,inlet channel 2,first air outlet 3 and first air intake 4 constitute the air inlet channel of hand-held type cleaning device, and outside air gets into dirt box subassembly 200 through air inlet channel.

Further, thefilter assembly 203 is disposed at the rear end of thebox 201, the rear end of thedust box assembly 200 is provided with asecond air outlet 5, and thefilter assembly 203 extends into theairflow cavity 02 from thesecond air outlet 5. The front end of theair suction component 003 is provided with asecond air inlet 6 which is in butt joint with thesecond air outlet 5. Thefiltering assembly 203, thesecond air outlet 5 and thesecond air inlet 6 form an air draft flow channel of the handheld cleaning device, and theair draft motor 300 operates in theair flow cavity 02 of thedust box assembly 200 to form negative pressure, so that air in theair flow cavity 02 is sucked into theair draft component 003 through the air draft flow channel.

Furthermore, themotor section 102 of thecasing 100 has an airflow transition chamber 01, thesuction motor 300 is located in the airflow transition chamber 01, and theair exhaust structures 30 of thesuction motor 300 are arranged on two sides of thecasing 100 of the airflow transition chamber 01. The airflow transition chamber 01 and theair exhaust structure 30 form an air exhaust flow passage of the hand-held cleaning device, and air in theair suction motor 300 is exhausted out of the device through the air exhaust flow passage.

The air inlet channel, the air exhaust channel and the air exhaust channel jointly form an air channel structure of the whole equipment. When the handheld cleaning device works, theair suction motor 300 operates to enable the air inlet flow channel and the air suction flow channel in front of the handheld cleaning device to generate negative pressure to generate suction force, air containing dust or foreign matters is sucked from the air inlet flow channel and filtered by thefiltering component 203 in thedust box component 200, the dust and the foreign matters are concentrated in thedust box component 200, and the purified air is discharged through the air exhaust flow channel after passing through the air suction flow channel.

As a specific example, as shown in FIGS. 6 to 10, the rear portion of theairflow chamber 02 of thedust box assembly 200 is expanded upward to form aprotrusion 21 on the upper surface of the box body, and the lower surface of the rear portion of theflat body 101 is provided with acavity 11 which is engaged with theprotrusion 21. Thewindward side 22 at the front end of theconvex portion 21 is provided with a first air inlet 4, theair inlet side 12 at the front end of thecavity 11 in butt joint with thewindward side 22 is provided with afirst air outlet 3, thefirst air outlet 3 is communicated with theair inlet channel 2, the first air inlet 4 and thefirst air outlet 3 are located on the same straight line, and the air inlet channels are distributed linearly, so that external air enters theairflow cavity 02 of thedust box assembly 200 along the straight line. Thereby reducing the wind resistance, ensuring that the air flow directly and smoothly enters thedust box assembly 200, reducing the loss of the negative pressure suction force in the conduction process and improving the dust collection capacity of the equipment.

Preferably, a sealingring 13 is arranged around thefirst air outlet 3, anair inlet nozzle 23 surrounding the first air inlet 4 is arranged on the mountingbottom 20, and theair inlet nozzle 23 is matched with the sealingring 13 to avoid air leakage at the interface. Thewindward side 22 of the first air inlet 4 is a plane inclined upwards towards the rear, the correspondingair inlet side 12 is a plane inclined downwards towards the rear, and thewindward side 22 is in butt joint with theair inlet side 12.

Moreover, a sealingsheet 24 which can be lifted in one direction when air flows in is arranged in thebox body 201 at the first air inlet 4, so as to block large impurities from entering thebox body 201.

Further, as shown in fig. 6 and 11, thefilter assembly 203 in thedust box assembly 200 is a cylindrical body, which is located below the rear side of the first air inlet 4, and is located on the same straight line with thesecond air inlet 6 and thesecond air outlet 5, that is, the air exhaust channel is linearly distributed and parallel to the air inlet channel. Thereby avoiding the air containing dust or foreign matters in the air inlet channel from being directly thrown to thefiltering component 203, reducing the filtering load borne by thefiltering component 203, ensuring that the surface of the filter screen is not easily occupied by dust, improving the dust absorption effect and reducing the cleaning load.

As shown in fig. 1 to 8, it is preferable that theflat body 101 has a recessedarea 10 on the lower surface thereof, thecavity 11 is located in the recessedarea 10, and the mountingbottom 20 of the upper surface of thedust box assembly 200 is fitted into the recessedarea 10. The recessedarea 10 receives the mountingbase 20 of thedirt box assembly 200 therein, which not only provides a compact and neat appearance, but also provides support for thedirt box assembly 200 and improves the stability of the connection.

Preferably, the lower surface of thedirt box assembly 200 is substantially flush with the lower surface of themotor section 102 and has a cylindrical configuration. Thedust box assembly 200 is assembled to theflat body 101 to conform to the contour of the air-intake member 003 to further enhance the aesthetic appearance of the device.

As shown in fig. 5, further, thehousing 100 is composed of anupper housing 100a and alower housing 100b, and theupper housing 100a and thelower housing 100b are coupled to each other by a plurality of fasteners. The fastener can be a screw or a snap structure.

As shown in fig. 1-2, thedirt box assembly 200 is attached to the recessedarea 10 of theflat body 101 by a connection structure, and thedirt box assembly 200 is locked to theair suction member 003 by the lockingassembly 40. Thus, when the lockingassembly 40 is unlocked, thedirt box assembly 200 can be easily and easily separated from thehousing 100 for individual cleaning.

As shown in fig. 7-10, the attachment structure includes at least onepositioning hole 14 provided at the front end of the recessedarea 10 and a forwardly extendingpositioning member 25 provided at the front end of thedirt box assembly 200, the positioningmember 25 being inserted into thepositioning hole 14 to attach the front end of thedirt box assembly 200 to theflat body 101. Preferably, thecase 201 includes a mountingbase 20 to be fitted into therecess area 10, and the positioningmember 25 extends forward from a front end of the mountingbase 20.

As shown in fig. 12-13, the lockingassembly 40 includes apositioning groove 26 at the rear end of thedust box assembly 200 and aninsert 15 controlled by a switch disposed on theair suction member 003, theinsert 15 being inserted into thepositioning groove 26 to connect the rear end of thedust box assembly 200 with theair suction member 003.

It should be appreciated that thedust box assembly 200 can be secured to thehousing 100 at both ends by the connecting structure and the lockingassembly 40, ensuring the stability and reliability of the connection. When the lockingassembly 40 is unlocked, the user moves thedust box assembly 200 backward, the positioningmember 25 is disengaged from thepositioning hole 14, and thedust box assembly 200 can be easily separated from thehousing 100.

As shown in fig. 9-11, as an embodiment of thedust box assembly 200, anopening 27 for pouring dust is provided at the front end of thebox 201, and one end of thecover 202 is hinged at theopening 27 of thebox 201; the other end of thecover 202 is locked to thecase 201 by the lockingassembly 50 to close theopening 27, and the lockingassembly 50 is unlocked to allow thecover 202 to be opened from the front end of thecase 201 to discharge dust in thecase 201. Thus, thedust box assembly 200 can be cleaned without being detached from the device, so that the dust box assembly is more convenient and faster to use.

Preferably, the lockingassembly 50 is a push-type or sliding type locking structure. Further, the lower surface of thecover 202 is provided with a button for unlocking the lockingassembly 50.

Preferably, the bottom of thecover 202 is hinged to the bottom edge of thecase 201, and the lockingassembly 50 is disposed on the lower surface of thecase 201. The hinge of thecover 202 on thebox 201 is provided with a torsion spring N to keep thecover 202 closed on thebox 201.

Preferably, theopening 27 at the front end of thebox 201 is inclined, and thecover 202 when closed is at an angle, preferably 45-80 degrees, to the plane of the mountingbase 20. This arrangement increases the area of theopening 27 to facilitate the pouring out of dust and impurities in thecase 201.

Preferably, a sealing member M is provided between the cover and the case to maintain good airtightness of thedust box assembly 200 when closed, while preventing dust from flying.

Preferably, the bottom edge of thebox 201 has a connectingportion 29 extending upward from the mountingbase 20, the connectingportion 29 is provided with a first engaging lug R1, thecover 202 is provided with a second engaging lug R2, the first engaging lug R1 is connected to the second engaging lug R2 by a shaft pin Z, and the torsion spring N is sleeved on the shaft pin Z.

It is right above the utility model provides a hand-held type cleaning device has carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. Hand-held type cleaning device, its characterized in that includes the casing, embeds there is filter assembly's dirt box subassembly, the motor that induced drafts and give the rechargeable battery of the motor power supply that induced drafts, the casing by go to back be flat body in proper order, be used for installing the motor section and the handle section of the motor that induced drafts, the front end portion of flat body be for inhaling the mouth portion dirt box subassembly install in the lower surface of the back end portion of flat body, the upper surface of flat body, motor section and handle section be in same cambered surface, rechargeable battery be located the handle section inner chamber in.

2. The hand-held cleaning device according to claim 1, wherein the lower surface of the dirt box assembly is substantially coterminous with the lower surface of the motor section and has a cylindrical configuration.

3. The hand-held cleaning device according to claim 1, wherein the cross-section of the handle section is in the shape of an elliptical cross-section, and the vertical length of the handle section is greater than the lateral length.

4. The hand-held cleaning device according to claim 1, wherein the housing comprises an upper housing and a lower housing, and the upper housing and the lower housing are connected by a plurality of fasteners.

5. A hand-held cleaning appliance according to claim 4, characterised in that the fastening means are screw or snap structures.

6. The hand-held cleaning device according to claim 1, wherein the motor section is provided with air exhaust structures for the suction motor on both sides.

7. A hand-held cleaning appliance according to claim 1, wherein the underside of the motor section is provided with a charging interface for connection to the rechargeable battery.

8. The hand-held cleaning device of claim 1, wherein the dirt tray assembly is removably mounted to the flat body.

9. The handheld cleaning device of claim 1, wherein the dirt tray assembly comprises a tray body and a cover body, one end of the cover body is hinged to the tray body, and the other end of the cover body is locked to the tray body by a locking assembly.

10. The hand-held cleaning device as claimed in claim 1, wherein the upper surface of the housing at the front side of the handle section is provided with a shift switch and an on-off switch for controlling the suction motor.

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