Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawingGive better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to hereinDescribed embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosureAdd thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another elementOr there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected toTo another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side "," right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the inventionThe normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description toolThe purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or moreAny and all combinations of relevant listed item.
As shown in Figure 1, a kind of bladeless fan 10, comprising: pedestal 20, fan body 30, pendulous device 40, fan body 30It is installed on pedestal 20 by pendulous device 40.By the way that pendulous device 40 is arranged, allow fan body 30 on pedestal 20It swings, the rotation axis of fan body 30 is parallel to the horizontal plane, in this way, fan body 30 can be carried out by way of swingAngular adjustment achievees the purpose that swing type is blown.
As shown in Figure 1, wherein pedestal 20 includes: support base 21, Left-side support wall 22, Right side support wall 23.Left side branchSupport wall 22 and Right side support wall 23 are fixed in support base 21, and Left-side support wall 22 is spaced apart from each other with Right side support wall 23.PendulumThe quantity of dynamic device 40 is two, and one of pendulous device 40 is installed on Left-side support wall 22, another pendulous device 40It is installed on Right side support wall 23.Fan body 30 has shell 31, and shell 31 is filled with the swing on Left-side support wall 22 respectivelyThe pendulous device 40 set on 40 and Right side support wall 23 connects.
Pedestal 20 installs one by setting Left-side support wall 22 and Right side support wall 23 on Left-side support wall 22Pendulous device 40, and on Right side support wall 23 install a pendulous device 40, then, shell 31 respectively with Left-side support wall 22On pendulous device 40 and Right side support wall 23 on pendulous device 40 connect, the design of such structure is conducive to whole flatWeighing apparatus prevents unbalance stress and there is a phenomenon where topple over so that fan body 30 is more uniformly stressed during swing.
In the following, mainly the connection relationship of the specific structure to pendulous device 40 and each component is illustrated:
Shown in as shown in Figure 2, Figure 3 and Figure 4, pendulous device 40 includes: fixed mechanism 100, rotating mechanism 200, driving mechanism300, locking mechanism 400.
As shown in figure 4, fixed mechanism 100 includes fixed underpan 110 and the fixed cylinder being fixed on fixed underpan 110120, fixed underpan 110 is fixed on pedestal 20.In the present embodiment, fixed underpan 110 is circular disk body structure, fixed cylinder120 be circular tube structure.
As shown in figure 4, rotating mechanism 200 includes swivel bearing 210 and rotary barrel 220, the interior snare of swivel bearing 210It is connected to the lateral wall of fixed cylinder 120, the inner sidewall of rotary barrel 220 is pressed in the outer ring of swivel bearing 210, fan body 30It is connect with the lateral wall of rotary barrel 220.In the present embodiment, rotary barrel 220 is circular tube structure.
Driving mechanism 300 is contained in the inner cavity of fixed cylinder 120, as shown in figure 4, driving mechanism 300 includes: wobble drivePortion's (not shown), drive shaft 310, driving gear 320, driven gear 330.In the present embodiment, wobble drive portion is motor driveDynamic structure.The both ends of drive shaft 310 are connect with the output end in wobble drive portion and driving gear 320 respectively, and 330 turns of driven gearDynamic to be set on fixed cylinder 120, driven gear 330 has level-one driven wheel 331 and a second level driven wheel 332, driving gear 320 withThe level-one driven wheel 331 of driven gear 330 engages, and rotation tooth socket 221, driven tooth are offered on the inner sidewall of rotary barrel 220The second level driven wheel 332 of wheel 330 is engaged with rotation tooth socket 221.As shown in figure 4, it is further, on the barrel of fixed cylinder 120Evacuation through-hole 121 is offered, driven gear 330 passes through evacuation through-hole 121 and engages with rotation tooth socket 221.
As shown in figure 4, locking mechanism 400 includes lock gear 410 and lock tab 420, the fixation of lock gear 410 is placed onIn drive shaft 310, lock tab 420 is set to the inner sidewall of rotary barrel 220, lock tab 420 by the locking rotation of torsional spring 430Receiving or the tooth socket for being detached from lock gear 410.In the present embodiment, the quantity of locking mechanism 400 is two.
In the following, being illustrated to the working principle of above-mentioned pendulous device 40:
Wobble drive drives driving gear 320 to rotate by drive shaft 310；
Driving gear 320 drives the level-one driven wheel 331 for the driven gear 330 being engaged with to be driven in turn, driven gear330 level-one driven wheel 331 drives second level driven wheel 332 to rotate again；
Since second level driven wheel 332 is engaged with the rotation tooth socket 221 on the inner sidewall of rotary barrel 220, also, rotating cylinderBody 220 is socketed on fixed cylinder 120 by the way that swivel bearing 210 is rotatable, in this way, the rotation of second level driven wheel 332 is sameWhen also just driven the rotation of rotary barrel 220；
Since fan body 30 is connect with the lateral wall of rotary barrel 220, in this way, the also band of rotary barrel 220 in rotationThe rotation of fan body 30 has been moved, to realize the swing of fan body 30, and then has realized the angle tune of fan body 30Section, allows fan body 30 to carry out angular adjustment by way of swing, achievees the purpose that swing type is blown；
During fan body 30 is swung, the lock tab 420 in locking mechanism 400 can be detached from lock gear 410Tooth socket, drive shaft 310 and relevant connecting component are rotated freely and smoothly；
After fan body 30 swings to some suitable angle, wobble drive portion stops the driving to drive shaft 310,Under the elastic-restoring force effect of locking torsional spring 430, lock tab 420 can be entered in the tooth socket of lock gear 410, lock tabBlock 420 supports lock gear 410, in this way, lock gear 410 can be fixed, then, drive shaft 310, driving toothWheel 320, driven gear 330, rotary barrel 220 can also be fixed, to realize the swing angle of fan body 30It is fixed.
In the following, being illustrated to the structure design principle of above-mentioned pendulous device 40:
1, fixed underpan 110 is fixed on pedestal 20, and rotary barrel 220 is socketed on by the way that swivel bearing 210 is rotatableOn fixed cylinder 120, and fixed cylinder 120 is contained in the cavity of rotary barrel 220；Such structure design, on the one hand,Fixed cylinder 120 is contained in the cavity of rotary barrel 220, can preferably be saved space-efficient and be occupied；On the other hand, rotating cylinderBody 220 is socketed on fixed cylinder 120 by the way that swivel bearing 210 is rotatable, and fixed cylinder 120 can be to rotary barrel 220Load-bearing is carried out, rotary barrel 220 can be rotated on fixed cylinder 120；
2, driving mechanism 300 is contained in the inner cavity of fixed cylinder 120, and it is logical that evacuation is offered on the barrel of fixed cylinder 120Hole 121, driven gear 330 pass through evacuation through-hole 121 and engage with rotation tooth socket 221；Such structure design, by driving mechanism300 are contained in the inner cavity of fixed cylinder 120, can make full use of space, so that whole structure is more compact；
3, it has been specifically designed locking mechanism 400, after fan body 30 swings to some suitable angle, wobble drivePortion stops the driving to drive shaft 310, and under the elastic-restoring force effect of locking torsional spring 430, lock tab 420 can enter lockIn the tooth socket of fixed gear 410, lock tab 420 supports lock gear 410, in this way, lock gear 410 can be fixed downCome, then, drive shaft 310, driving gear 320, driven gear 330, rotary barrel 220 can also be fixed, thus realThe swing angle for having showed fan body 30 is fixed, and the long-term weight bearing in wobble drive portion is alleviated.
As shown in Figures 5 and 6, further, lock tab 420 is equipped with pulling and inserting type shaft 421, rotary barrel 220Plug groove 222 is offered on inner sidewall, pulling and inserting type shaft 421 is plugged in plug groove 222.In this way, lock tab 420 canTo be set to plug groove 222 by the rotation of pulling and inserting type shaft 421, appropriate according to the actual situation lock tab can be increased or decreasedThe quantity of block 420, and the cooperation of pulling and inserting type shaft 421 and plug groove 222, formed it is movable can plug structure design, poleThe installation or dismounting of lock tab 420 are facilitated greatly.
The bladeless fan 10 of above structure, by being provided with pendulous device 40, fan body 30 can use the side of swingFormula carries out angular adjustment, i.e. rotation axis is parallel to the horizontal plane, to increase the adjustable range of wind direction, further increases the property of productEnergy.
In order to further enhance the overall performance of product, so that above-mentioned bladeless fan 10 is on the basis of wind direction is adjustable,The adjusting that can also carry out wind speed, especially improves the structure of fan body 30.
As shown in Figures 7 and 8, fan body 30 includes: shell 31 (as shown in Figure 1), air supply duct 500, wind speed and directionRegulating device 600, driving device 700.
As shown in Figure 1, shell 31 is hollow cavity body structure, supply grille 32 is offered in the cavity wall of shell 31；Air-supplyPipeline 500, wind speed and direction regulating device 600, driving device 700 are contained in the cavity of shell 31.In the present embodiment, shell31 be cylindrical structure closed at both ends, and supply grille 32 is covered in the cavity wall of shell 31.
As shown in fig. 7, wind speed and direction regulating device 600 includes: sliding sleeve 610, multiple wind speed adjusting component 620, consolidatesFixed disk 630.
As shown in figure 8, sliding sleeve 610 is slidably socketed on air supply duct 500, opened up on the tube wall of air supply duct 500There is the first air pushing hole (not shown), the second air pushing hole with the perforation of the first air pushing hole is offered on the barrel of sliding sleeve 610611。
Specifically, air supply duct 500 is linear pipe structure, sliding sleeve 610 is the tube structure of both ends open, is sentThe central axis of the central axis of air piping 500 and sliding sleeve 610 is on the same line.First air pushing hole is along air supply duct 500Extended line direction opens up, the quantity of the first air pushing hole be it is multiple, during multiple first air pushing holes with the central axis of air supply duct 500 areThe distribution of heart circular array；Second air pushing hole 611 is opened up along the extended line direction of sliding sleeve 610, the number of the second air pushing hole 611It is multiple for measuring, and multiple second air pushing holes 611 are distributed by center circular array of the central axis of sliding sleeve 610；Multiple firstAir pushing hole and multiple second air pushing holes 611 correspond.
Multiple wind speed adjust component 620 and are distributed by center circular array of the central axis of sliding sleeve 610, such as Fig. 8 instituteShow, it includes: that wind speed adjusts motion bar 621, wind speed adjusts cover board 622 that wind speed, which adjusts component 620, and it is logical that wind speed adjusts motion bar 621The lateral wall that connecting rod 623 is articulated in sliding sleeve 610 is crossed, wind speed adjusts cover board 622 and is fixed on wind speed adjusting motion bar 621.
As shown in figure 8, fixed disc 630 is fixedly sheathed on air supply duct 500, opened up on the disk body of fixed disc 630There is wind speed to adjust guide hole 631, one end that wind speed adjusts motion bar 621 is equipped with top clamping guide roller 624 and bottom clampingGuide roller 625, one end that wind speed adjusts motion bar 621 are plugged in wind speed and adjust guide hole 631, and top clamps guide roller624 and bottom clamping guide roller 625 be held in two opposite disks of fixed disc 630 respectively.
In the present embodiment, it is strip bar structure that wind speed, which adjusts motion bar 621, and wind speed adjusts prolonging for motion bar 621Long line is parallel with the central axis of sliding sleeve 610；It is strip plate body structure that wind speed, which adjusts cover board 622, and wind speed adjusts cover board 622Extended line it is parallel with the central axis of sliding sleeve 610；The arc-shaped structure in cross section of wind speed adjusting cover board 622.
As shown in figure 8, driving device 700 includes: that Telescopic rotating driving portion (not shown), Telescopic rotating axis 710, centre connectFitting 720.
Telescopic rotating driving portion and Telescopic rotating axis 710 are drivingly connected；Specifically, Telescopic rotating driving portion includes: flexibleCylinder, rotating electric machine, telescopic cylinder driving Telescopic rotating axis 710 make stretching motion, and rotating electric machine drives Telescopic rotating axis 720 to makeRotary motion.
As shown in figure 8, intermediate connector 720 includes: intermediate connector drum 721, middle brace rod 722；Intermediate connecting cylinderBody 721 is fixed on one end of air supply duct 500, and clamping guiding groove 723 is offered on the barrel of intermediate connector drum 721, intermediateIt slides and is held in clamping guiding groove 723 in the middle part of the body of rod of connecting rod 722, Telescopic rotating axis 710 successively wears air supply duct500 and intermediate connector drum 721, one end of middle brace rod 722 connect with Telescopic rotating axis 710, middle brace rod 722 it is anotherOne end is connect with sliding sleeve 610.
In the present embodiment, it is four that wind speed, which adjusts the quantity of component 620, is opened up on the barrel of intermediate connector drum 721There are four guiding groove 723 is clamped, the quantity of middle brace rod 722 is four, opens up that there are four wind on the disk body of fixed disc 630Velocity modulation section guide hole 631.
In the following, being illustrated to the working principle of above-mentioned fan body 30:
Relevant blower device blasts wind into air supply duct 500, and wind is sent via first on 500 tube wall of air supply ductThe second air pushing hole 611 on 610 barrel of air holes and sliding sleeve, then blown out from the supply grille 32 in 31 cavity wall of shell；
In order to change the direction of wind, movement is as follows:
Rotating electric machine in Telescopic rotating driving portion drives Telescopic rotating axis 720, and Telescopic rotating axis 720 is revolvedTranshipment is dynamic；
Since intermediate connector drum 721 is fixed on one end of air supply duct 500, also, in the body of rod of middle brace rod 722Portion is held in clamping guiding groove 723, and the both ends of middle brace rod 722 connect with Telescopic rotating axis 710 and sliding sleeve 610 respectivelyIt connects, in this way, Telescopic rotating axis 720 can drive air supply duct 500 and sliding sleeve 610 to rotate simultaneously, then, can reachChange the purpose in the direction of wind；
In order to change the speed of wind, movement is as follows:
Telescopic cylinder in Telescopic rotating driving portion drives Telescopic rotating axis 720, and Telescopic rotating axis 720 is made directlyLine stretching motion, it is flexible in Telescopic rotating axis 720 drive middle brace rod 722 to draw along the clamping of intermediate connector drum 721The sliding of 723 linear reciprocation of guide groove, middle brace rod 722 drive the sliding sleeve 610 being attached thereto along air supply duct 500 in turnLinear reciprocation sliding, then, sliding sleeve 610 can pull wind speed to adjust motion bar 621, wind speed under the action of connecting rod 623The side that motion bar 621 has also just driven wind speed to adjust cover board 622 towards close sliding sleeve 610 is adjusted to shrink, or towardsIt expands side far from sliding sleeve 610；
Also referring to Fig. 9, here, it is noted that due to wind speed adjust component 620 quantity be it is multiple, then justThere is the wind speed of multiple quantity to adjust cover board 622 to be arranged around sliding sleeve 610, adjacent two wind speed adjust cover board 622 itBetween formed interval；
When multiple wind speed, which adjust cover board 622, to be shunk towards the side close to sliding sleeve 610, two adjacent wind speed tuneForming interval between section cover board 622 will reduce, and then, wind can be blown out from the interval reduced, in this way, the wind produced by boastingSpeed will become larger；
When multiple wind speed, which adjust cover board 622, to be expanded away from the side of sliding sleeve 610, two adjacent wind speed tuneForming interval between section cover board 622 will become larger, and then, wind can be blown out from the gap to have become larger, in this way, the wind produced by boastingSpeed will become smaller accordingly；
As one can imagine can not only be reached when not only having rotated under the driving of Telescopic rotating axis 720 but also having made stretching motionTo the purpose in the direction for adjusting wind, and it may also reach up the purpose for adjusting the speed of wind.
In the following, being illustrated to the structure design principle of above-mentioned fan body 30:
1, clamping guiding groove 723, the body of rod middle part of middle brace rod 722 are offered on the barrel of intermediate connector drum 721It slides and is held in clamping guiding groove 723, such structure design, under the action of Telescopic rotating axis 710, middle brace rod722 can not only drive intermediate connector drum 721 to rotate, middle brace rod 722 can also be slided along clamping guiding groove 723 intoAnd sliding sleeve 610 is driven to reciprocatingly slide, while having achieved the purpose that change wind direction and wind speed；
2, clamping guiding groove 723 is opened up on the barrel of intermediate connector drum 721, on the one hand, clamping guiding groove 723 can be withMiddle brace rod 722 is guided, on the other hand, middle brace rod 722 can drive sliding sleeve by clamping guiding groove 723Cylinder 610 and air supply duct 500 rotate；
3, fixed disc 630 is fixedly sheathed on air supply duct 500, and wind speed tune is offered on the disk body of fixed disc 630Guide hole 631 is saved, one end that wind speed adjusts motion bar 621 is plugged in wind speed and adjusts guide hole 631, and top clamps guide roller624 and bottom clamping guide roller 625 be held in two opposite disks of fixed disc 630 respectively, such structure design,Be conducive to that wind speed adjusting cover board 622 is cooperated to carry out contraction or extensional motion, so that band reaches the purpose for adjusting wind speed；
4, Telescopic rotating axis 710 successively wears air supply duct 500 and intermediate connector drum 721, and such structure design canTo make full use of air supply duct 500 and the had space of intermediate connector drum 721, on the basis of overall structure is more compact,Reach the rotatable telescopic purpose of Telescopic rotating axis 710.
Bladeless fan 10 of the invention, is optimized by the structure to bladeless fan 10, not only can be to windDirection is adjusted, and the speed of wind can also be adjusted, to improve the overall performance of product.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneouslyIt cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the artIt says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the inventionRange.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.