CN201520234U - Car seat angle adjuster with improved structure - Google Patents
Car seat angle adjuster with improved structure Download PDFInfo
- Publication number
- CN201520234U CN201520234U CN2009202554887U CN200920255488U CN201520234U CN 201520234 U CN201520234 U CN 201520234U CN 2009202554887 U CN2009202554887 U CN 2009202554887U CN 200920255488 U CN200920255488 U CN 200920255488U CN 201520234 U CN201520234 U CN 201520234U
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- China
- Prior art keywords
- fluted disc
- spring
- plate
- seat
- tooth plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
A car seat angle adjuster with an improved structure belongs to car seat accessories and comprises a fluted disc base, a fluted disc, small toothed plates, a small toothed plate driving mechanism and a closed ring. The fluted disc base is in the shape of a circular disc, a first axle hole is arranged in the middle of the fluted disc base axially, a first positioning boss is arranged on one side of the fluted disc, three toothed plate positioning bosses are arranged on the other side, a sliding groove is formed between each two adjacent toothed plate positioning bosses, the fluted disc is in the shape of a circular disc, a second axle hole is arranged in the middle of the fluted disc axially, a gear ring and a holding cavity are formed on one side of the fluted disc, a second positioning boss is arranged on the other side thereof, the small toothed plate driving mechanism comprises a cam plate, a central shaft and a spring, the small toothed plates which have three are disposed in the sliding grooves and provided with teeth, stop lug grooves and bottom edges, and the closed ring is packaged at the peripheral edge of the fluted disc base and the fluted disc. The car seat angle adjuster has the advantages of guaranteeing action consistency of all the small toothed plates and having reliable lock, small clearance, convenient unlocking, high strength, small volume, simple structure, convenient assembly, low production cost and wide applicable range.
Description
Technical field
The utility model relates between a kind of chair back that is used to be installed in seat and the seat support, can suitably regulate the chair back with respect to the angle between the seat support, be to the improvement of existing angle regulator for automobile chair structure, belong to the automobile seat accessories technical field.
Background technology
The function of angle regulator for automobile chair is being taken on the function that changes chair back swing angle as mentioned above, must join on automotive seat as this device.With regard to the self structure of recliner, a pair of tooth plate must be arranged, i.e. one group of little tooth plate and a fluted disc, by for example applying power on the axle at drive disk assembly, thereby act on lobe plate, and then act on a pair of tooth plate, little tooth plate and fluted disc are broken away from and the adjusting of realization Chair back by lobe plate; Otherwise cancellation is to the drive disk assembly applied force, and the screen resilience by spring makes little tooth plate and fluted disc engagement, thus the latch functions of realization recliner.To this can be to obtain detailed understanding in the technical scheme of ZL200720033422.4 (by the applicant application) by previous disclosed China Patent No..The disclosed angle regulator for automobile chair of this patent scheme is in use can not guarantee contact between movable block and the little tooth plate conformability and reliability completely at the angle regulator for automobile chair that has earlier is existing; and can't ensure that the circle nibbled on little tooth plate and the fluted disc fully throws off; cause the defective of engaging tooth damage and so on to propose easily; eliminated aforementioned deficiency from technological means; and has good practicality, because it has obtained the approval and the actual checking of using of car production manufacturer.But, further observe and our experiments show that through the applicant, above-mentioned angle regulator for automobile chair still is implied with following deficiency: one is that drop out of gear between one group of little tooth plate (being generally uniform three pieces) and the fluted disc is taken on by little tooth plate driver train, therefore, do the time spent in normal no external force, three pieces of little tooth plates are under the effect of spring force, cooperate with protruding pin groove on the driving disk by the protruding pin that extends on the little tooth plate and to guarantee that little tooth plate and fluted disc engagement are in lockup state, the chair back of automotive seat just is in a relative running condition with seat support, and driver train be by the protruding pin groove on the driving disk cooperate with protruding pin on the little tooth plate constitute, thereby the slip that drives little tooth plate of the rotation by driving disk realizes the engagement of little tooth plate and fluted disc, at this lockup state, owing to only have a stressed contact surface, cause cooperating between driving disk and little tooth plate and each parts to be prone to the gap between the protruding pin groove cell wall of each little tooth plate protruding pin and driving disk.Owing to there is shortcoming in the respective outer side edges between three pieces of little tooth plates and the driving disk, can't guarantee the tolerance clearance of little tooth plate and driving disk, thus the reliability of influence action and the gap and the intensity of whole recliner.
And for example, China utility model patent Granted publication CN2712705Y (by the applicant's application), a kind of " omnipotent recliner " disclosed, its achievement part is: locking intensity height, the displacement angle is little, setting range is wide, endplay is little, degree of balance is good, simple in structure, volume is little, advantage easy for installation, but also expose following problem in actual use: all be in the sliding tray of reaction plate moving linearly respectively because of little tooth plate and lobe plate, and the action between the blocked ear groove by little tooth plate and the blocked ear of lobe plate both sides realizes the locking and the disengagement of recliner, so to the requirement on machining accuracy height of parts, the difficult control of the conformability in recliner gap.
Summary of the invention
Task of the present utility model is the angle regulator for automobile chair that a kind of structural development will be provided, not only volume is little, simple in structure, easy to assembly for it, have during locking that two stressed contact surface effects simultaneously, reliable lock, gap are little, convenient for unlocking, intensity height, good, the dependable performance of dexterity of action, and applied widely, can realize and any being connected between the seat; Be convenient to processing and fabricating simultaneously, productive costs is low.
Task of the present utility model is finished like this, a kind of angle regulator for automobile chair of structural development, comprise the fluted disc seat, fluted disc, little tooth plate, little tooth plate driver train, and closed ring, be characterized in: described fluted disc seat is a disc, offer one first axis hole in the axial centre of fluted disc seat, on a side of fluted disc seat, convex with and be used for one group of first positioning boss being connected with seat support seat basin side plate, on the opposite side of fluted disc seat, convex with the tooth plate positioning boss, the quantity of described tooth plate positioning boss has three, be distributed in described first axis hole around, be formed with sliding tray between two adjacent tooth plate positioning boss; Described fluted disc is a disc, offers second axis hole in the axial centre of fluted disc, forms gear ring on the excircle inwall of a side of fluted disc, middlely is containing cavity, convexes with to be used for and one group of second positioning boss of chair back side plate bonded assembly on the opposite side of fluted disc; Described little tooth plate driver train is placed between fluted disc seat and the fluted disc, this little tooth plate driver train comprises lobe plate, center shaft and spring, described lobe plate is triangular in shape, axial centre at lobe plate offers camshaft hole, the corner that is close to an Atria angle at lobe plate is formed with blocked ear respectively and keeps off protruding, the middle part of described center shaft be located in the camshaft hole of lobe plate and with lobe plate between structure for captiveing joint, one end hub setting of center shaft is in first axis hole of fluted disc seat, the other end hub setting of center shaft is in second axis hole of fluted disc, described spring places on the lobe plate, one end of spring has first spring that is used for matching with lobe plate, and the other end of spring has and is used for second spring that matches with the fluted disc seat; Described little tooth plate has three pieces, place respectively in the sliding tray of fluted disc seat, each little tooth plate is shaped on respectively in the outside of length direction and is used for nibbling the teeth of joining mutually with gear ring, is formed with respectively in the inboard of length direction and is used for the blocked ear groove that matches with blocked ear and is used for and the protruding base of matching of retaining; Described closed ring is encapsulated in the outer perimeter of fluted disc seat and fluted disc.
In a specific embodiment of the present utility model, described lobe plate is used for the pin that matches with first spring of described spring convexing with on a side side of described fluted disc.
In another specific embodiment of the present utility model, offer the spring jack that is used for for the second spring inserting of described spring on the described fluted disc seat.
The utility model is because after adopting said structure, one of advantage that has, since the blocked ear groove on three pieces of little tooth plates match with three blocked ears on the lobe plate respectively, therefore, when masterpiece is used for center shaft, three pieces of little tooth plates of rotation drive by lobe plate slide simultaneously, thereby can guarantee the conformability of all little tooth plates actions; Two of advantage, by action of the spring in lobe plate, and then drive all little tooth plates by the rotation of lobe plate and reset, the teeth of three pieces of little tooth plates realize well nibbling joining with the gear ring of fluted disc respectively, and three blocked ears of lobe plate are conflicted respectively on the cell wall of the blocked ear groove of three pieces of little tooth plates and are formed the first stressed contact surface, three of lobe plate retainings are protruding conflicts respectively on the base of three pieces of little tooth plates and forms the second stressed contact surface, therefore compare with the stressed contact surface that only has in the prior art, the technical program more helps guaranteeing the engagement fastness between the gear ring of the teeth of little tooth plate and fluted disc when locking, reliable lock, the gap is little; Advantage three, convenient for unlocking, intensity height, good, the dependable performance of dexterity of action; Advantage four, volume is little, simple in structure, easy to assembly; Advantage five, low to the requirement on machining accuracy of parts, be convenient to processing and fabricating, productive costs is low; Advantage six, applied widely, can realize and any being connected between the seat.
Description of drawings
Fig. 1 is an embodiment shaft side figure of the present utility model.
Fig. 2 is the shaft side figure after each parts decomposes among Fig. 1.
Fig. 3 is the shaft side figure on the other direction after each parts decomposes among Fig. 1.
Fig. 4 is the plane structure chart of the utility model at lockup state.
Fig. 5 is the plane structure chart of the utility model in open mode.
Among the figure: 1. fluted disc seat, 11. first axis holes, 12. first positioning boss, 13. tooth plate positioning boss, 131. sliding trays, 14. spring jacks; 2. fluted disc, 21. second axis holes, 22. containing cavities, 23. gear rings, 24. second positioning boss; 3. little tooth plate, 31. teeth, 32. blocked ear grooves, 33. bases; 4. little tooth plate driver train, 41. lobe plates, 411. camshaft holes, 412. blocked ears, 413. retainings are protruding, 414. pins, 42. center shafts, 43. springs, 431. second springs, 432. first springs; 5. closed ring; A. the first stressed contact surface; B. the second stressed contact surface.
The specific embodiment
For the inspector that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant general elaborates in conjunction with the accompanying drawings in the mode of embodiment below, but to the description of embodiment all is not restriction to the utility model scheme, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
Please refer to Fig. 1 and in conjunction with Fig. 2, Fig. 3, fluted disc seat 1 described in the utility model is a disc, offer one first axis hole 11 in the axial centre of fluted disc seat 1, on a side of fluted disc seat 1, convex with and be used for one group of first positioning boss 12 being connected with seat support seat basin side plate, the quantity of one group of first positioning boss 12 that provides among the figure is three, but be not subjected to concrete restriction, on the opposite side of fluted disc seat 1, convex with tooth plate positioning boss 13, the quantity of described tooth plate positioning boss 13 has three, be distributed in described first axis hole 11 around, be formed with sliding tray 131 between two adjacent tooth plate positioning boss 13, and on fluted disc seat 1, also offer spring jack 14.Fluted disc 2 described in the utility model is a disc, the outside dimension of the outside dimension of disc shaped fluted disc 2 and disc shaped fluted disc seat 1 adapts, offer second axis hole 21 in the axial centre of fluted disc 2, on the excircle inwall of a side of fluted disc 2, form gear ring 23, middle for being used to hold the containing cavity 22 of little tooth plate driver train and little tooth plate, on the opposite side of fluted disc 2, convex with and be used for and one group of second positioning boss 24 of chair back side plate bonded assembly, the quantity of one group of second positioning boss 24 that provides among the figure is six, but is not subjected to concrete restriction.Described little tooth plate driver train 4 comprises lobe plate 41, center shaft 42 and spring 43, described lobe plate 41 is triangular in shape, offer camshaft hole 411 in the axial centre of lobe plate 41, be formed with blocked ear 412 respectively in the corner that lobe plate 41 is close to an Atria angle and keep off protruding 413, on a side side of described fluted disc 2, convex with pin 414 at lobe plate 41; The middle part of described center shaft 42 be located in the camshaft hole 411 of lobe plate 41 and with lobe plate 41 between structure for captiveing joint, one end hub setting of center shaft 42 (installing rotationally) is in first axis hole 11 of fluted disc seat 1, and the other end hub setting of center shaft 42 (installing rotationally) is in second axis hole 21 of fluted disc 2; Described spring 43 places on the lobe plate 41, one end of spring 43 has first spring 432, first spring 432 is used for cooperating with pin 414 on the lobe plate 41, the other end of spring 43 have second spring, 431, the second springs 431 be used for fluted disc seat 1 on 14 insertings of spring jack.The quantity of described little tooth plate 3 has three pieces, place respectively in the sliding tray 131 of fluted disc seat 1, each little tooth plate 3 is shaped on teeth 31 respectively, is formed with blocked ear groove 32 and base 33 respectively in the inboard of length direction in the outside of length direction, described teeth 31 are corresponding to the gear ring 23 on the described fluted disc 2, described blocked ear groove 32 is corresponding to the blocked ear 412 on the described lobe plate 41, and described base 33 is corresponding to the retaining on the described lobe plate 41 protruding 413.Closed ring 5 described in the utility model is encapsulated in the outer perimeter of fluted disc seat 1 and fluted disc 2, and both fix with fluted disc seat 1 and fluted disc 2.
Please refer to Fig. 1, Fig. 2, Fig. 3 and in conjunction with Fig. 4, Fig. 5 sketches principle of work of the present utility model: first positioning boss 13 of supposing fluted disc seat 1, second positioning boss 24 of fluted disc 2 respectively with the seat support seat basin side plate of automotive seat, the connection of chair back side plate finishes, so, under normal circumstances, 1) in the time will making the angle appropriate change of the chair back, then center shaft 42 is applied application force, because of center shaft 42 is that lobe plate 41 with little tooth plate driver train 4 is fixedly connected, therefore center shaft 42 rotating band moving cam plates 41 rotate to an angle, along with lobe plate 41 rotates under the application force that overcomes spring 43, then drive little tooth plate 3 displacements by the rotation of the blocked ear on the lobe plate 41 412 blocked ear groove 32 by little tooth plate 3, make three pieces little tooth plates 3 ground that acts in agreement jointly return cunning towards the center position of first axis hole 11, the teeth 31 that become previous little tooth plate 3 are released state (as shown in Figure 5) with the engagement of the gear ring 23 of fluted disc 2, and can regulate this moment to the angle of the chair back.2) in case the angular adjustment of the chair back finish, when unclamping the application force that is applied on the center shaft 42, then promptly discharged by wink owing to spring 43 previous stored energies, driving lobe plate 41 circles round towards the direction opposite with previous hand of rotation, because first spring 432 of spring 43 is to collude on the pin 414 that fits over lobe plate 41, therefore when lobe plate 41 rotates under the effect of spring 43, drive three pieces little tooth plates 3 again simultaneously and slide towards gear ring 23 directions with acting in agreement, the teeth 31 on little tooth plate 3 are meshed with gear ring 23 respectively and lock (as shown in Figure 4).Under this lockup state, three blocked ears 412 of described lobe plate 41 are conflicted respectively on the cell wall of the blocked ear groove 32 of three pieces of little tooth plates 3 and are formed the first stressed contact surface a, and three of described lobe plate 41 retainings protruding 413 are conflicted respectively on the base 33 of three pieces of little tooth plates 3 and form the second stressed contact surface b, therefore can guarantee that realization is meshed fully between the gear ring 23 of the teeth 31 of little tooth plate 3 and fluted disc 2, guarantee the reliability of locking.
Claims (3)
1. the angle regulator for automobile chair of a structural development, comprise fluted disc seat (1), fluted disc (2), little tooth plate (3), little tooth plate driver train (4), and closed ring (5), it is characterized in that described fluted disc seat (1) is disc, offer one first axis hole (11) in the axial centre of fluted disc seat (1), on a side of fluted disc seat (1), convex with and be used for one group of first positioning boss (12) of being connected with seat support seat basin side plate, on the opposite side of fluted disc seat (1), convex with tooth plate positioning boss (13), the quantity of described tooth plate positioning boss (13) has three, be distributed in described first axis hole (11) around, be formed with sliding tray (131) between adjacent two tooth plate positioning boss (13); Described fluted disc (2) is a disc, offer second axis hole (21) in the axial centre of fluted disc (2), on the excircle inwall of a side of fluted disc (2), form gear ring (23), middlely be containing cavity (22), on the opposite side of fluted disc (2), convex with and be used for and one group of second positioning boss of chair back side plate bonded assembly (24); Described little tooth plate driver train (4) is placed between fluted disc seat (1) and the fluted disc (2), this little tooth plate driver train (4) comprises lobe plate (41), center shaft (42) and spring (43), described lobe plate (41) is triangular in shape, offer camshaft hole (411) in the axial centre of lobe plate (41), the corner that is close to an Atria angle at lobe plate (41) is formed with blocked ear (412) and retaining protruding (413) respectively, the middle part of described center shaft (42) be located in the camshaft hole (411) of lobe plate (41) and with lobe plate (41) between structure for captiveing joint, one end hub setting of center shaft (42) is in first axis hole (11) of fluted disc seat (1), the other end hub setting of center shaft (42) is in second axis hole (21) of fluted disc (2), described spring (43) places on the lobe plate (41), one end of spring (43) has and is used for first spring (432) that matches with lobe plate (41), and the other end of spring (43) has and is used for second spring (431) that matches with fluted disc seat (1); Described little tooth plate (3) has three pieces, place respectively in the sliding tray (131) of fluted disc seat (1), each little tooth plate (3) is shaped on respectively in the outside of length direction and is used for nibbling the teeth (31) of joining mutually with gear ring (23), is formed with respectively in the inboard of length direction and is used for the blocked ear groove (32) that matches with blocked ear (412) and is used for and base (33) that retaining protruding (413) matches; Described closed ring (5) is encapsulated in the outer perimeter of fluted disc seat (1) and fluted disc (2).
2. the angle regulator for automobile chair of structural development according to claim 1 is characterized in that described lobe plate (41) is used for the pin (414) that matches with first spring (432) of described spring (43) convexing with on a side side of described fluted disc (2).
3. the angle regulator for automobile chair of structural development according to claim 1 is characterized in that offering on the described fluted disc seat (1) the spring jack (14) that is used for for second spring (431) inserting of described spring (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202554887U CN201520234U (en) | 2009-11-16 | 2009-11-16 | Car seat angle adjuster with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202554887U CN201520234U (en) | 2009-11-16 | 2009-11-16 | Car seat angle adjuster with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201520234U true CN201520234U (en) | 2010-07-07 |
Family
ID=42506413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202554887U Expired - Lifetime CN201520234U (en) | 2009-11-16 | 2009-11-16 | Car seat angle adjuster with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201520234U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101983876A (en) * | 2010-10-20 | 2011-03-09 | 苏州忠明祥和精工有限公司 | Two-point disc angle adjuster |
| CN101875321B (en) * | 2009-11-16 | 2012-05-02 | 苏州忠明祥和精工有限公司 | Car seat angle adjuster with improved structure |
| CN103332124A (en) * | 2013-06-18 | 2013-10-02 | 苏州忠明祥和精工有限公司 | Structure-improved high-strength angle adjusting device |
-
2009
- 2009-11-16 CN CN2009202554887U patent/CN201520234U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101875321B (en) * | 2009-11-16 | 2012-05-02 | 苏州忠明祥和精工有限公司 | Car seat angle adjuster with improved structure |
| CN101983876A (en) * | 2010-10-20 | 2011-03-09 | 苏州忠明祥和精工有限公司 | Two-point disc angle adjuster |
| CN103332124A (en) * | 2013-06-18 | 2013-10-02 | 苏州忠明祥和精工有限公司 | Structure-improved high-strength angle adjusting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Suzhou Zhonming Xianghe Precision Work Co., Ltd. Assignor: Zou Yaozhong Contract record no.: 2011320000899 Denomination of utility model: Car seat angle adjuster with improved structure Granted publication date: 20100707 License type: Exclusive License Record date: 20110629 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100707 Effective date of abandoning: 20091116 |