CN205250942U - Driver clutch device and automatic seat - Google Patents
Driver clutch device and automatic seat Download PDFInfo
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- CN205250942U CN205250942U CN201521010617.8U CN201521010617U CN205250942U CN 205250942 U CN205250942 U CN 205250942U CN 201521010617 U CN201521010617 U CN 201521010617U CN 205250942 U CN205250942 U CN 205250942U
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- sleeve
- driving shaft
- clutch
- driving
- automatic chair
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- 230000000694 effects Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 206010020649 Hyperkeratosis Diseases 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 230000036544 posture Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to a driver clutch and automatic seat, driver clutch includes: a drive shaft, a first sleeve and a second sleeve; the driving shaft is provided with driving teeth; the first sleeve is sleeved on the driving shaft and used for moving along the axial direction of the driving shaft, the inner wall of the first sleeve is provided with a driven tooth, the driven tooth is meshed with the driving tooth, and the outer surface of the first sleeve is provided with a first clamping structure; the second sleeve is sleeved on the outer side of the first sleeve, at least part of the first sleeve is exposed out of the second sleeve, a second clamping structure is arranged on the inner wall of the second sleeve, and the second clamping structure and the first clamping structure are clamped with each other. The utility model discloses a pull out first sleeve from the second sleeve for drive tooth and driven tooth separation, thereby make swing arm and driving motor disconnection, after the driving motor outage, the callus on the sole still can the free rotation, with the various position of sitting that adapt to the user, improved user's the comfort level of taking greatly.
Description
Technical field
The utility model relates to seat, particularly relates to driver arrangement of clutch and automatic chair.
Background technology
Automatic chair is widely used in family and various public situation, as aircraft, high ferro etc., and seat automaticallyIts cushion attitude capable of regulating of chair, to adapt to user or user's different sitting posture demands, to avoid user long-timeUse and cause uncomfortable. The support section of traditional automatic chair comprises cushion, backrest and foot pad,Between foot pad and cushion, be flexibly connected, and foot pad drives by drive motors, foot pad is rotated, to realizeDifferent support angles, once but drive motors power-off, foot pad cannot be rotated further, on foot padGear engage with drive motors, and drive motors can locked cannot rotation after power-off, even user nowTo foot pad exert pressure or thrust also cannot make foot pad rotate, cause like this automatic chair after power-off, nothingMethod continues to adjust attitude, makes user use perception to decline.
Utility model content
Based on this, be necessary for existing automatic chair after power-off, drive motors is locked causes automatic motorThe defect that cannot adjust of attitude, driver arrangement of clutch is provided, make the automatic chair still can be right after power-offThe attitude of seat is adjusted, and has greatly improved user's ride quality.
A kind of driver arrangement of clutch, comprising: driving shaft, the first sleeve and the second sleeve; Described driving shaftOn be provided with driving gear; First set jacket casing is located on described driving shaft, and for along described driving shaft axiallyActivity, the inwall of described the first sleeve is provided with driven tooth, and described driven tooth engages with described driving gear, instituteThe outer surface of stating the first sleeve is provided with the first interface arrangment; The second jacket casing is located at described the first sleeve outside,And described the first sleeve exposes to described the second sleeve at least partly, the inwall of described the second sleeve is provided withTwo interface arrangments, described the second interface arrangment and the mutual clamping of described the first interface arrangment.
In one embodiment, described the first interface arrangment has polygon cross section, described the second clamping knotThe cross section of structure has the polygon room matching with described polygon cross section.
In one embodiment, described polygon is hexagon.
A kind of automatic chair, comprises cushion, foot pad and drive motors, and described drive motors is fixedly installed on to be statedOn cushion, described cushion is flexibly connected with described foot pad, also comprises the driver clutch of above-mentioned arbitrary embodimentDevice, the driving shaft of described driver arrangement of clutch is connected with the driving of described drive motors, described driver fromThe second sleeve outer surface of locking device is fixedly installed swing arm, and described swing arm is connected with described foot pad.
In one embodiment, also comprise fixed mount, described fixed mount is fixedly connected with described cushion, described inFixed mount is provided with two connecting plates, and the two ends of described driving shaft are rotationally connected with respectively two described connecting plates.
In one embodiment, also comprise elastic component, described elastic component one end is connected with described the first sleeve,The other end is connected with described connecting plate, described elastic component for described the first sleeve by described the second sleeve inWhen pull-out, for described the first sleeve elastic force is provided so that described the first sleeve along described driving shaft axially towards instituteState the second sleeve motion.
In one embodiment, described elastic component is spring.
In one embodiment, one end that described the first sleeve exposes to described the second sleeve is provided with stop section,In described swing arm, be movably set with plectrum, described plectrum for keep off the end that is connected to described the second sleeve with described inBetween stop section.
In one embodiment, in described swing arm, be provided with rotating shaft, described plectrum rotates and is arranged at described rotating shaftOn.
In one embodiment, in described rotating shaft, be arranged with torsion spring, described torsion spring one end is connected with described swing arm,The other end is connected to described plectrum.
Above-mentioned driver arrangement of clutch and automatic chair, by described the first sleeve is pulled out from the second sleeve,Driving gear is separated with driven tooth, thereby swing arm and drive motors are disconnected, disconnected at drive motorsAfter electricity, foot pad still can freely rotate, and to adapt to user's various sitting postures, has greatly improved taking of userComfort level.
Brief description of the drawings
Fig. 1 is the perspective view of the automatic chair of the utility model one embodiment;
Fig. 2 is the perspective exploded view of the automatic chair of the utility model one embodiment;
Fig. 3 is the perspective view of the driver arrangement of clutch of the utility model one embodiment;
Fig. 4 is the perspective exploded view of the driver arrangement of clutch of the utility model one embodiment;
Fig. 5 is a direction perspective view of the driver arrangement of clutch of another embodiment of the utility model;
Fig. 6 is the other direction stereochemical structure signal of the driver arrangement of clutch of another embodiment of the utility modelFigure;
Fig. 7 is a direction structure schematic diagram of the driver arrangement of clutch of the utility model one embodiment.
Detailed description of the invention
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is carried out more comprehensivelyDescription. In accompanying drawing, provide preferred embodiments of the present utility model. But the utility model can be withMany different forms realize, and are not limited to embodiment described herein. On the contrary, provide theseThe object of embodiment is make the disclosure of the present utility model understand more comprehensively thorough.
It should be noted that, when element is called as " being arranged at " another element, it can be directly at anotherOn individual element or also can have an element placed in the middle. When an element is considered to " connection " another yuanPart, it can be directly connected to another element or may have centering elements simultaneously. Use hereinTerm " vertical ", " level ", " left side ", " right side " and the similar just order in order to illustrate of statement, do not represent it is unique embodiment.
Unless otherwise defined, all technology and the scientific terminology using herein and belong to of the present utility modelThe implication that those skilled in the art understand is conventionally identical. Institute in description of the present utility model hereinThe term using, just in order to describe the object of concrete embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily and allCombination.
It should be understood that the utility model driver arrangement of clutch can be applicable to the traffic such as aircraft and high ferro workOn tool, also can be applied in indoor place or outdoor location, below the utility model embodiment only with aircraft andThe vehicles such as high ferro are further elaborated, and limit use in aircraft and high ferro but should not understand the utility modelOn the vehicles.
As shown in Figure 1 and Figure 2, it is the automatic chair 10 of the utility model one preferred embodiment, comprising:Cushion 100, foot pad 300, drive motors (not shown) and driver arrangement of clutch 20, as Fig. 3 and Fig. 4Shown in, described driver arrangement of clutch 20 comprises: driving shaft 230, the first sleeve 210 and the second sleeve 220;On described driving shaft 230, be provided with driving gear 231; The first sleeve 210 is sheathed on described driving shaft 230,And for the axial activity along described driving shaft 230, the inwall of described the first sleeve 210 is provided with driven tooth211, described driven tooth 211 engages with described driving gear 231, the outer surface setting of described the first sleeve 210There is the first interface arrangment; The second sleeve 220 is sheathed on described the first sleeve 210 outsides, and described first setCylinder 210 exposes to described the second sleeve 220 at least partly, and the inwall of described the second sleeve 220 is provided with secondInterface arrangment, described the second interface arrangment and the mutual clamping of described the first interface arrangment, described drive motors is solidSurely be arranged at and state on cushion 100, described cushion 100 is flexibly connected with described foot pad 300, described driving shaft230 drive and are connected with described drive motors, and described the second sleeve 220 outer surfaces are fixedly installed swing arm 310,Described swing arm 310 is connected with described foot pad 300.
Described driving shaft 230 engages by described driving gear 231 and described driven tooth 211, by power orResistance is passed to described the first sleeve 210, described the first sleeve 210 by with the card of described the second sleeve 220Connect, power or resistance are passed to described the second sleeve 220, in the time that drive motors is worked, drive motors movingPower can be passed to described the second sleeve 220 by described driving shaft 230 and described the first sleeve 210 successively, byIn described the first sleeve 210 and described the second sleeve 220 clampings, make described the first sleeve 210 can be alongThe inwall motion of described the second sleeve 220, along the axially-movable of described driving shaft 230, electric when drivingAfter tester in power-down state, drive motors forms resistance to described driving shaft 230, and driving shaft 230 cannot be rotated,Incorporated by reference to Fig. 4 and Fig. 6, when described the first sleeve 210 is during by the interior pull-out of described the second sleeve 220, described in driveMoving tooth 231 separates with described driven tooth 211, and the second sleeve 220 is disconnected with drive motors, fromAnd described the second sleeve 220 still can be rotated.
For example, described the first interface arrangment is that described the first sleeve 210 outer surfaces are provided with the first tooth, described inThe second interface arrangment is that described the second sleeve 220 inwalls are provided with the second tooth, described the first tooth and described secondTooth engagement, realizes the transmission of power or resistance; And for example, described the first interface arrangment is described the first sleeve 210Outer surface at least one fin, described fin is along the axial setting of described the first sleeve 210, and described second blocksConnecting structure is that described the second sleeve 220 inwalls are provided with groove, and described groove is along described the second sleeve 220Axially arrange, described fin slides and is arranged in described groove, like this, and described fin and described groove fit,Also realized the transmission of power or resistance.
In one embodiment, as shown in Figure 3 and Figure 4, it is transversal that described the first interface arrangment has polygonFace, the cross section of described the second interface arrangment has the polygon room matching with described polygon cross section.For example, the cross section of the outer surface of described the first sleeve 210 is set to polygon, described the second sleeve 220Inwall be set to the polygon matching with the cross section of described the first sleeve 210 outer surfaces, for example, instituteStating polygon is octagon, and for example, described polygon is pentagon, and for example, described polygon is hexagon,Adopt polygonal shape to make the outer surface of described the first sleeve 210 and the inwall of described the second sleeve 220Bonded to each other, be conducive to save space, make the structure of described the first sleeve 210 and described the second cover moreSimply, reduce volume, on the other hand, also reduced processing and manufacturing cost. It should be understood that describedOne sleeve 210 can be incomplete pull-out by the interior pull-out of described the second sleeve 220, i.e. described the first sleeve 210After pull-out, it is sheathed in described the second sleeve 220 at least partly, and its outer surface and described the second coverThe inwall of cylinder 220 is still fitted, and like this, the outer surface of described the first sleeve 210 can be along described the second coverThe inwall of cylinder 220 inserts in described the second sleeve 220 again, is convenient to described the first sleeve 210 and resets. ExampleAs, described the second sleeve is provided with kerve, and its length is 70% to 80% of described the second length sleeve; DrawThe closed at both ends setting of groove, described the first sleeve slides and is arranged at described kerve. And for example, two of described kerveEnd is provided with overstriking portion. Preferably, described the second sleeve is provided with multiple described kerves. Like this, both convenientMake described the first sleeve 210 by the interior pull-out of described the second sleeve 220, can effectively control described first againSleeve 210 is by the length of described the second sleeve 220 interior pull-outs. Preferably, described polygon is hexagon,Described the second sleeve is provided with two described kerves, and two described kerves are distributed in described hexagonal two phasesThe position of adjacent vertices, two described kerve mean forceds while being convenient to the singlehanded application of force like this, are convenient to control describedOne sleeve and described the second sleeve slide.
In sum, the power of described drive motors can pass through described driving shaft 230, described the first sleeve successively210 and described the second sleeve 220 be passed to described swing arm 310, described swing arm 310 is rotated and is driven described foot pad300 rotate, and when after described drive motors power-off, described the first sleeve 210 is by drawing in described the second sleeve 220Go out, described driving gear 231 is separated with described driven tooth 211, described swing arm 310 and described driving electricityMachine disconnects, and like this, described foot pad 300 is free to rotate, to adapt to user's various sitting postures, greatlyImprove user's ride quality.
More firm for described driving shaft 230 is rotated, as shown in Figure 5, the utility model also comprisesFixed mount 110, described fixed mount 110 is fixedly connected with described cushion 100, and described fixed mount 110 is provided withTwo connecting plates 120, the two ends of described driving shaft 230 are rotationally connected with respectively two described connecting plates 120,Like this, described driving shaft 230 can firmly rotate on two connecting plates 120. Described in making, driveMoving axis 230 rotates more firm, for example, described driving shaft 230 by decelerator (not shown) with described inDrive motors drives and connects, like this, by decelerator, the rotating speed of described driving shaft 230 reduced, and described inThe torque of driving shaft 230, makes described driving shaft 230 have larger driving force, makes described foot pad 300Rotate more steady.
After making described the first sleeve 210 by the interior pull-out of described the second sleeve 220, can automatically reset,The utility model also comprises elastic component, and for example, as shown in Figure 7, described elastic component is spring 240, described bulletSpring 240 is sheathed on described driving shaft 230, and described elastic component one end is connected with described the first sleeve 210,The other end is connected with described connecting plate 120, described elastic component at described the first sleeve 210 by described theWhen the interior pull-out of two sleeves 220, for described the first sleeve 210 provides elastic force so that described the first sleeve 210 edgesAxially moving towards described the second sleeve 220 of described driving shaft 230, for example, as shown in Figure 7, describedThe first end of one sleeve 210 exposes to described the second sleeve 220, described spring 240 one end and described first setThe first end of cylinder 210 connects, the other end of described spring 240 and first of close described the first sleeve 210The connecting plate 120 of end connects, like this, and when described the first sleeve 210 is by the interior pull-out of described the second sleeve 220Time, the elastic force of described spring 240 can make the axial court of described the first sleeve 210 along described driving shaft 230The interior motion of described the second sleeve 220, when user by described the first sleeve 210 by described the second sleeve 220 inPull-out, and rotate after described foot pad 300, unclamping described the first sleeve 210, described the first sleeve 210 is in instituteState under the elastic force effect of spring 240 and reset, thereby described driven tooth 211 is nibbled with described driving gear 231Close; And for example, described elastic component is extension spring, and one end of described extension spring is connected with described the first sleeve 210, instituteState the other end of extension spring and be connected with the connecting plate 120 of the first end away from described the first sleeve 210, when describedThe first sleeve 210 is during by the interior pull-out of described the second sleeve 220, and the pulling force of described extension spring also can make describedOne sleeve 210 along described driving shaft 230 axially sleeve 220 is interior moves towards described second.
In order to make described the first sleeve 210 more firm after pull-out, on the other hand, when described first setCylinder 210 is after pull-out, and user, in the time rotating foot pad 300, avoids described the first sleeve 210 in elastic force effectUnder automatically reset, affect user and rotate foot pad 300, as shown in Figures 5 to 7, outside described the first sleeve 210The one end that is exposed to described the second sleeve 220 is provided with stop section 212, is movably set with and dials in described swing arm 310Sheet 320, described plectrum 320 for keep off be connected to the end of described the second sleeve 220 and described stop section 212 itBetween, for example, as shown in Figure 6, in described swing arm 310, being provided with rotating shaft 330, described plectrum 320 rotates to be establishedBe placed in described rotating shaft 330, like this, when described the first sleeve 210 is by the interior pull-out of described the second sleeve 220After, as shown in Figure 6 and Figure 7, described plectrum 320 is dialed to described the second sleeve 220 with described firstBetween the stop section 212 of sleeve 210, the both sides that make described plectrum 320 respectively with described the second sleeve 220End, stop section 212 butts of described the first sleeve 210, make described the first sleeve 210 cannot fromMoving reset, is convenient to user and regulates the rotational angle of described swing arm 310 and described foot pad 300, avoids regulatingDescribed in process, the first sleeve 210 resets and causes engagement.
After described the first sleeve 210 is drawn out, described plectrum 320 automatically block describedBetween the stop section 212 of the end of the second sleeve 220 and described the first sleeve 210, as shown in Figure 6, instituteState in rotating shaft 330 and be arranged with torsion spring (not shown), described torsion spring one end is connected with described swing arm 310, anotherEnd is connected to described plectrum 320, and and for example, described torsion spring one end is connected with described rotating shaft 330, other end buttIn described plectrum 320, the starting stage, described plectrum 320 is connected to the periphery of described stop section 212,When after described the first sleeve 210 pull-outs, described plectrum 320, under the elastic force effect of described torsion spring, turns rapidlyMove between the end of described the second sleeve 220 and the stop section 212 of described the first sleeve 210, work as userUnclamp after described the first sleeve 210, described plectrum 320 both sides are connected to respectively described the second sleeve 220The stop section 212 of end and described the first sleeve 210, cannot automatically reset described the first sleeve 210.
Each technical characterictic of the above embodiment can combine arbitrarily, for making to describe succinctly, not to upperThe all possible combination of each technical characterictic of stating in embodiment is all described, but, as long as these technologyThere is not contradiction in the combination of feature, is all considered to be the scope that this description is recorded.
The above embodiment has only expressed several embodiment of the present utility model, its describe comparatively concrete andIn detail, but can not therefore be interpreted as the restriction to utility model patent scope. It is right to it should be pointed out thatIn those of ordinary skill in the art, without departing from the concept of the premise utility, can also doGo out some distortion and improvement, these all belong to protection domain of the present utility model. Therefore, the utility model is specialThe protection domain of profit should be as the criterion with claims.
Claims (10)
1. a driver arrangement of clutch, is characterized in that, comprising: driving shaft, the first sleeve and the second coverCylinder; On described driving shaft, be provided with driving gear; First set jacket casing is located on described driving shaft, and for along instituteState the axial activity of driving shaft, the inwall of described the first sleeve is provided with driven tooth, described driven tooth with described inDriving gear engagement, the outer surface of described the first sleeve is provided with the first interface arrangment; The second jacket casing is located at instituteState the first sleeve outside, and described the first sleeve exposes to described the second sleeve, described the second cover at least partlyThe inwall of cylinder is provided with the second interface arrangment, and described the second interface arrangment and described the first interface arrangment block mutuallyConnect.
2. driver arrangement of clutch according to claim 1, is characterized in that, described the first clamping knotStructure has polygon cross section, and the cross section of described the second interface arrangment has and described polygon cross section phaseThe polygon room of coupling.
3. driver arrangement of clutch according to claim 2, is characterized in that, described polygon is sixLimit shape.
4. an automatic chair, comprises cushion, foot pad and drive motors, and described drive motors is fixedly installed onState on cushion, described cushion is flexibly connected with described foot pad, it is characterized in that, also comprises claims 1 to 3Driver arrangement of clutch described in any one, the driving shaft of described driver arrangement of clutch and described drive motorsDrive and connect, the second sleeve outer surface of described driver arrangement of clutch is fixedly installed swing arm, described swing armBe connected with described foot pad.
5. automatic chair according to claim 4, is characterized in that, also comprises fixed mount, described solidDetermine frame and be fixedly connected with described cushion, described fixed mount is provided with two connecting plates, the two ends of described driving shaftBe rotationally connected with respectively two described connecting plates.
6. automatic chair according to claim 5, is characterized in that, also comprises elastic component, described bulletProperty part one end be connected with described the first sleeve, the other end is connected with described connecting plate, described elastic component forDescribed the first sleeve is when pulling out in described the second sleeve, for described the first sleeve provides elastic force so that describedOne sleeve axially moves towards described the second sleeve along described driving shaft.
7. automatic chair according to claim 6, is characterized in that, described elastic component is spring.
8. according to the automatic chair described in claim 5 to 7 any one, it is characterized in that described first setOne end that cylinder exposes to described the second sleeve is provided with stop section, is movably set with plectrum, institute in described swing armState plectrum for keeping off between the end and described stop section that is connected to described the second sleeve.
9. automatic chair according to claim 8, is characterized in that, in described swing arm, is provided with rotating shaft,Described plectrum rotates and is arranged in described rotating shaft.
10. automatic chair according to claim 9, is characterized in that, in described rotating shaft, is arranged with and turns roundSpring, described torsion spring one end is connected with described swing arm, and the other end is connected to described plectrum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521010617.8U CN205250942U (en) | 2015-12-07 | 2015-12-07 | Driver clutch device and automatic seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521010617.8U CN205250942U (en) | 2015-12-07 | 2015-12-07 | Driver clutch device and automatic seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205250942U true CN205250942U (en) | 2016-05-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521010617.8U Active CN205250942U (en) | 2015-12-07 | 2015-12-07 | Driver clutch device and automatic seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205250942U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105394951A (en) * | 2015-12-07 | 2016-03-16 | 敏华家具制造(惠州)有限公司 | Driver clutch device and automatic seat |
| CN109398396A (en) * | 2018-12-18 | 2019-03-01 | 湖北火爆机器人科技有限公司 | A kind of high precision speed reducing driving device and its operating method |
-
2015
- 2015-12-07 CN CN201521010617.8U patent/CN205250942U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105394951A (en) * | 2015-12-07 | 2016-03-16 | 敏华家具制造(惠州)有限公司 | Driver clutch device and automatic seat |
| CN105394951B (en) * | 2015-12-07 | 2018-11-13 | 敏华家具制造(惠州)有限公司 | Driver clutch device and automatic seat |
| CN109398396A (en) * | 2018-12-18 | 2019-03-01 | 湖北火爆机器人科技有限公司 | A kind of high precision speed reducing driving device and its operating method |
| CN109398396B (en) * | 2018-12-18 | 2024-05-17 | 湖北火爆机器人科技有限公司 | High-accuracy deceleration driving device and operation method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |