CN202703339U - Recliner assy for automobile seat - Google Patents
Recliner assy for automobile seat Download PDFInfo
- Publication number
- CN202703339U CN202703339U CN 201220262189 CN201220262189U CN202703339U CN 202703339 U CN202703339 U CN 202703339U CN 201220262189 CN201220262189 CN 201220262189 CN 201220262189 U CN201220262189 U CN 201220262189U CN 202703339 U CN202703339 U CN 202703339U
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- Prior art keywords
- projection
- locking
- tooth plate
- locking tooth
- cam
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- Expired - Lifetime
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
- Seats For Vehicles (AREA)
Abstract
The utility model discloses a recliner assy for an automobile seat. The recliner assy for the automobile seat comprises an annular gear disc (1) with an inner gear ring, a circular disc seat (5), a locking device and a central shaft (6) which is provided with a through hole used for matching with a square column. An inner cavity used for containing the locking device is formed between the annular gear disc (1) and the circular disc seat (5). The locking device comprises a cam(3), a coil spring (2) and two locking toothed plates (4), wherein teeth matched with the inner gear ring of the annular gear disc (1) are arranged at one ends of the toothed plates (4), the inner surface of the circular disc seat (5) is provided with a sliding groove (5.1) which enables the locking toothed plates (4) to be sliding fit inside, the cam (3) is provided with four bumps along the periphery of the cam, and locking grooves matched with the bumps are arranged on the locking toothed plates (4). The balance and the stability of the cam of the recliner assy is better, and the reliability of the locking is good.
Description
Technical field
The utility model relates to the vehicular spare parts field, particularly a kind of recliner for automotive seat.
Background technology
Angle regulator for automobile chair is for the adjusting back angle, thereby is that chaufeur or occupant obtain the comparatively comfortable by bus parts of environment.At present, the kind of angle regulator for automobile chair is a lot of both at home and abroad.The wherein built-in favor that circular angle regulator for automobile chair is little because of its volume, compact conformation is subject to vast automobile vendor.The built-in circular angle regulator for automobile chair of prior art, mainly by comprising shell, circular tooth disk with internally toothed annulus, if foraminate disc seat, Locking Device and axle, be configured for the inner chamber of accommodating Locking Device between circular tooth disk and the disc seat, Locking Device comprises cam, disc spring and an end are provided with the locking tooth plate of the teeth that are meshed with internally toothed annulus, the disc seat inside face is provided with and supplies the locking tooth plate chute of bearing fit within it, the one or both ends of cam are arranged with the shifting block that matches with the locking tooth plate, and the other end of locking tooth plate is provided with the locking groove that matches with shifting block.But problem is that the quantity of the shifting block of the cam of prior art mostly is 1 ~ 2, and the size of shifting block is larger, and the tolerance clearance between shifting block and the locking groove is also larger, and balance and stability are good not.Cam shakes easily in the course of the work, and locking poor reliability, locking intensity are also good not, thereby affects the normal operation of angle regulator for automobile chair.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of balance of cam and stability better, the recliner that is used for automotive seat of locking good reliability.
The technical scheme in the invention for solving the above technical problem is: a kind of recliner for automotive seat, comprise the circular tooth disk with internally toothed annulus, disc seat, Locking Device and the center shaft that is provided with for the through hole that matches with square column, be configured for the inner chamber of accommodating described Locking Device between described circular tooth disk and the disc seat, described Locking Device comprises cam, disc spring and two locking tooth plates, described locking tooth plate one end is provided with the teeth that are meshed with described circular tooth disk internally toothed annulus, described disc seat inside face is provided with and supplies the described locking tooth plate chute of bearing fit within it, described cam is provided with four projections along circumference, and the other end of described locking tooth plate is provided with the locking groove that matches with described projection.
Compared with prior art, the utility model has the advantage of: the recliner cam that should be used for automotive seat is provided with four projections along circumference, and locking tooth plate inboard is provided with the locking groove that matches with projection.Like this, cam keeps four point positioning in rotation process, so that the stability of this recliner is better, the working process cam is difficult for shaking, and locking intensity is higher.
As preferably, described four projections are respectively the first projection, the second projection, the 3rd projection and the 4th projection, and described the first projection and the 3rd projection are symmetrical arranged, and described the second projection and the 4th projection are symmetrical arranged; Be respectively equipped with the first locking groove that matches with described the first projection and the second locking groove that matches with described the second projection on the described locking tooth plate.
As further preferred, the diameter of the basic circle of described cam is 25.2mm, and the outline of described the first projection mainly is comprised of the first tilting section that sets gradually, the first arc section and the second tilting section; The angle of described the first tilting section and vertical direction is 76 °, and the radius of described the first arc section is 14.5mm, and the angle of described the second tilting section and vertical direction is 27 °; Described the second projection is comprised of the 3rd tilting section that is obliquely installed, the second arc section and the 4th tilting section, the angle of described the 3rd tilting section and horizontal direction is 135 °, the radius of described the second arc section is 14.5mm, and the angle of described the 4th tilting section and horizontal direction is 124 °.Like this, the contour shape optimization of cam, cam rotates the most steady, and locking intensity is better.
As further preferred, also be arranged with the projection for auxiliary positioning on the outer circumference surface of described cam, described locking tooth plate is provided with the latch that matches with described projection.Like this, projection cooperatively interacts with latch can play the effect of release, can further control the gap between cam and the locking plate, so that the balance of cam is better.
As further preferred, described two symmetrically arranged projections are respectively to be located at the projection of first between the first projection and the 4th projection and to be located at the second projection between the second projection and the 3rd projection; Described the first projection mainly is comprised of three-arc section and the 5th tilting section that is obliquely installed, and the radius of described three-arc section is 0.5mm, and the angle of described the 5th tilting section and vertical direction is 70 °.
As further preferred, the second locking tooth plate that two locking tooth plates are respectively the first locking tooth plate and oppositely arrange with described the first locking tooth plate; The galianconism long-armed and described the second locking tooth plate of described the first locking tooth plate leans, and the long-armed and described first locking tooth plate of described the second locking tooth plate galianconism lean; And the end of the long-armed and galianconism of described the first locking tooth plate and the second locking tooth plate is equipped with the block that matches for chute.Like this, the long-armed and galianconism of two locking tooth plates against each other, and is stable better, is difficult for being subjected to displacement.
As further preferred, the middle part fit of described disc spring is installed on the described center shaft, and an end of described disc spring is fixed in the aperture of described disc seat, and the other end of described disc spring is butted on the projection that described cam is provided with.
As further preferred, evenly be provided with a plurality of triangle teeth on the inwall of the mounting hole of described cam, the outer circumference surface of the installation position that described center shaft is corresponding with the cam mounting hole is provided with the triangular groove that a plurality of and described triangle teeth match, and described cam is located on the installation position of described center shaft through the mounting hole flush fit.Like this, cooperating between cam and the center shaft is more closely reliable, difficult skidding, locking better reliability, the then more stable work of angle regulator for automobile chair.
Description of drawings
Fig. 1 the utility model is used for the decomposition texture scheme drawing of the recliner of automotive seat.
Fig. 2 the utility model is used for the structural representation (taking away circular tooth disk) of the recliner of automotive seat.
Fig. 3 the utility model is for the structural representation of the cam of the recliner of automotive seat.
Among Fig. 1-3: 1 circular tooth disk, 2 disc springs, 3 cams, 3.1 projection, 3.2 the first projection, 3.2.1 the first tilting section, 3.2.2 the first arc section, 3.2.3 the second tilting section, 3.3 the second projection, 3.3.1 the 3rd tilting section, 3.3.2 the second arc section, 3.3.3 the 4th tilting section, 3.4 the 3rd projection, 3.5 the 4th projection, 3.6 the first projection, 3.6.1 three-arc section, 3.6.2 the 5th tilting section, 3.7 triangle teeth, 4 locking tooth plates, 4.1 the first locking groove, 4.2 the second locking groove, 4.3 latch, 4.4 block, 5 disc seats, 5.1 chute, 6 center shafts.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is further described.
As Figure 1-3, a kind of recliner for automotive seat, comprise the circular tooth disk 1 with internally toothed annulus, disc seat 5, Locking Device and the center shaft 6 that is provided with for the square hole that matches with square column, be configured for the inner chamber of accommodating described Locking Device between described circular tooth disk 1 and the disc seat 5, described Locking Device comprises cam 3, disc spring 2 and two locking tooth plates 4, described locking tooth plate 4 one ends are provided with the teeth that are meshed with described circular tooth disk 1 internally toothed annulus, described disc seat 5 inside faces are provided with and supply described locking tooth plate 4 chute 5.1 of bearing fit within it, described cam 3 is provided with four projections along circumference, and the other end of described locking tooth plate 4 is provided with the locking groove that matches with described projection.
Described four projections are respectively the first projection 3.2, the second projection 3.3, the 3rd projection 3.4 and the 4th projection 3.5, and described the first projection 3.2 and the 3rd projection 3.4 are symmetrical arranged, and described the second projection 3.3 and the 4th projection 3.5 are symmetrical arranged; Be respectively equipped with the first locking groove 4.1 that matches with described the first projection 3.2 and the second locking groove 4.2 that matches with described the second projection 3.3 on the described locking tooth plate 4.
The diameter of the basic circle of described cam 3 is 25.2mm, and the outline of described the first projection 3.2 mainly is comprised of the first tilting section 3.2.1 that sets gradually, the first arc section 3.2.2 and the second tilting section 3.2.3; The angle of described the first tilting section 3.2.1 and vertical direction is 76 °, and the radius of described the first arc section 3.2.2 is 14.5mm, and the angle of described the second tilting section 3.2.3 and vertical direction is 27 °; Described the second projection 3.3 is comprised of the 3rd tilting section 3.3.1 that is obliquely installed, the second arc section 3.3.2 and the 4th tilting section 3.3.3, the angle of described the 3rd tilting section 3.3.1 and horizontal direction is 135 °, the radius of described the second arc section 3.3.2 is 14.5mm, and the angle of described the 4th tilting section 3.3.3 and horizontal direction is 124 °; And being equipped with radius between each linkage section is the arc transition section of R1-1.5mm.
Also be arranged with the projection for auxiliary positioning on the outer peripheral face of described cam 3, described locking tooth plate 4 is provided with the latch 4.3 that matches with described projection.
Described two symmetrically arranged projections are respectively to be located at first between the first projection 3.2 and the 4th projection 3.5 projection 3.6 and to be located at the second projection 3.7 between the second projection 3.3 and the 3rd projection 3.4; Described the first projection 3.6 mainly is comprised of three-arc section 3.6.1 and the 5th tilting section 3.6.2 that is obliquely installed, and the radius of described three-arc section 3.6.1 is 0.5mm, and the angle of described the 5th tilting section 3.6.2 and vertical direction is 70 °.
The second locking tooth plate that two locking tooth plates 4 are respectively the first locking tooth plate and oppositely arrange with described the first locking tooth plate; The galianconism long-armed and described the second locking tooth plate of described the first locking tooth plate leans, and the long-armed and described first locking tooth plate of described the second locking tooth plate galianconism lean; And the end of the long-armed and galianconism of described the first locking tooth plate and the second locking tooth plate is equipped with for the block 4.4 that matches with chute.
The middle part fit of described disc spring 2 is installed on the described center shaft 6, and an end of described disc spring 2 is fixed in the aperture of described disc seat 5, and the other end of described disc spring 2 is butted on the projection 3.1 that described cam 3 is provided with.
Evenly be provided with a plurality of triangle teeth 3.7 on the inwall of the mounting hole of described cam 3, the outer circumference surface of the installation position that described center shaft 6 is corresponding with cam 3 mounting holes is provided with the triangular groove that a plurality of and described triangle teeth 3.7 match, and described cam 3 is located on the installation position of described center shaft 6 through the mounting hole flush fit.
Below only be described with regard to most preferred embodiment of the present utility model, but can not be interpreted as it is limitations on claims.The utility model not only is confined to above embodiment, and its concrete structure allows to change: can also cooperate with handle also external such as disc spring; Deng.All various variations of doing in the protection domain of the utility model independent claims are all in the utility model protection domain.
Claims (8)
1. recliner that is used for automotive seat, comprise the circular tooth disk (1) with internally toothed annulus, disc seat (5), Locking Device and the center shaft (6) that is provided with for the through hole that matches with square column, be configured for the inner chamber of accommodating described Locking Device between described circular tooth disk (1) and the disc seat (5), described Locking Device comprises cam (3), disc spring (2) and two locking tooth plates (4), described locking tooth plate (4) one ends are provided with the teeth that are meshed with described circular tooth disk (1) internally toothed annulus, described disc seat (5) inside face is provided with and supplies described locking tooth plate (4) chute of bearing fit (5.1) within it, it is characterized in that: described cam (3) is provided with four projections along circumference, and the other end of described locking tooth plate (4) is provided with the locking groove that matches with described projection.
2. the recliner for automotive seat according to claim 1, it is characterized in that: described four projections are respectively the first projection (3.2), the second projection (3.3), the 3rd projection (3.4) and the 4th projection (3.5), described the first projection (3.2) and the 3rd projection (3.4) are symmetrical arranged, and described the second projection (3.3) and the 4th projection (3.5) are symmetrical arranged; Be respectively equipped with the first locking groove (4.1) that matches with described the first projection (3.2) and the second locking groove (4.2) that matches with described the second projection (3.3) on the described locking tooth plate (4).
3. the recliner for automotive seat according to claim 2, it is characterized in that: the diameter of the basic circle of described cam (3) is 25.2mm, and the outline of described the first projection (3.2) mainly is comprised of the first tilting section (3.2.1) that sets gradually, the first arc section (3.2.2) and the second tilting section (3.2.3); Described the first tilting section (3.2.1) is 76 ° with the angle of vertical direction, and the radius of described the first arc section (3.2.2) is 14.5mm, and described the second tilting section (3.2.3) is 27 ° with the angle of vertical direction; Described the second projection (3.3) is comprised of the 3rd tilting section (3.3.1) that is obliquely installed, the second arc section (3.3.2) and the 4th tilting section (3.3.3), described the 3rd tilting section (3.3.1) is 135 ° with the angle of horizontal direction, the radius of described the second arc section (3.3.2) is 14.5mm, and described the 4th tilting section (3.3.3) is 124 ° with the angle of horizontal direction.
4. the recliner for automotive seat according to claim 1, it is characterized in that: also be arranged with the projection for auxiliary positioning on the outer peripheral face of described cam (3), described locking tooth plate (4) is provided with the latch (4.3) that matches with described projection.
5. the recliner for automotive seat according to claim 4 is characterized in that: described two symmetrically arranged projections be respectively be located at the first projection (3.6) between the first projection (3.2) and the 4th projection (3.5) and be located at the second projection (3.3) and the 3rd projection (3.4) between the second projection (3.7); Described the first projection (3.6) mainly is comprised of three-arc section (3.6.1) and the 5th tilting section (3.6.2) that is obliquely installed, the radius of described three-arc section (3.6.1) is 0.5mm, and described the 5th tilting section (3.6.2) is 70 ° with the angle of vertical direction.
6. the recliner for automotive seat according to claim 1 is characterized in that: the second locking tooth plate that two locking tooth plates (4) are respectively the first locking tooth plate and oppositely arrange with described the first locking tooth plate; The galianconism long-armed and described the second locking tooth plate of described the first locking tooth plate leans, and the long-armed and described first locking tooth plate of described the second locking tooth plate galianconism lean; And the end of the long-armed and galianconism of described the first locking tooth plate and the second locking tooth plate is equipped with for the block that matches with chute (4.4).
7. the recliner for automotive seat according to claim 1, it is characterized in that: the middle part fit of described disc spring (2) is installed on the described center shaft (6), and an end of described disc spring (2) is fixed in the aperture of described disc seat (5), and the other end of described disc spring (2) is butted on the projection (3.1) that described cam (3) is provided with.
8. the recliner for automotive seat according to claim 1, it is characterized in that: evenly be provided with a plurality of triangle teeth (3.7) on the inwall of the mounting hole of described cam (3), the outer circumference surface of the installation position that described center shaft (6) is corresponding with cam (3) mounting hole is provided with the triangular groove that a plurality of and described triangle teeth (3.7) match, and described cam (3) is located on the installation position of described center shaft (6) through the mounting hole flush fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220262189 CN202703339U (en) | 2012-05-31 | 2012-05-31 | Recliner assy for automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220262189 CN202703339U (en) | 2012-05-31 | 2012-05-31 | Recliner assy for automobile seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202703339U true CN202703339U (en) | 2013-01-30 |
Family
ID=47583670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220262189 Expired - Lifetime CN202703339U (en) | 2012-05-31 | 2012-05-31 | Recliner assy for automobile seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202703339U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615368A (en) * | 2016-03-23 | 2016-06-01 | 惠阳维信纺织工业有限公司 | Backrest adjusting mechanism and seat with hand pinching preventing adjustable backrest |
| CN105121221B (en) * | 2013-03-26 | 2017-05-17 | 约翰逊控制元件有限两合公司 | Adjusting device and method for producing an adjusting device |
| CN109398171A (en) * | 2018-12-07 | 2019-03-01 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of automotive seat and seat angle adjustor core members |
-
2012
- 2012-05-31 CN CN 201220262189 patent/CN202703339U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105121221B (en) * | 2013-03-26 | 2017-05-17 | 约翰逊控制元件有限两合公司 | Adjusting device and method for producing an adjusting device |
| CN105615368A (en) * | 2016-03-23 | 2016-06-01 | 惠阳维信纺织工业有限公司 | Backrest adjusting mechanism and seat with hand pinching preventing adjustable backrest |
| CN105615368B (en) * | 2016-03-23 | 2018-12-21 | 惠阳维信纺织工业有限公司 | Backrest regulating mechanism and the adjustable thing to sit on of finger backrest |
| CN109398171A (en) * | 2018-12-07 | 2019-03-01 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of automotive seat and seat angle adjustor core members |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151214 Address after: 315135 Li village, Yunlong Town, Yinzhou District, Zhejiang, Ningbo Patentee after: Zhihai Ningbo Auto Parts Technology Development Co. Ltd. Address before: 315135 a village, Yunlong Town, Ningbo, Zhejiang, Yinzhou District Patentee before: Ningbo Jinhai Machinery Plant |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |