CN101875321B - Car seat angle adjuster with improved structure - Google Patents
Car seat angle adjuster with improved structure Download PDFInfo
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- CN101875321B CN101875321B CN2009102347720A CN200910234772A CN101875321B CN 101875321 B CN101875321 B CN 101875321B CN 2009102347720 A CN2009102347720 A CN 2009102347720A CN 200910234772 A CN200910234772 A CN 200910234772A CN 101875321 B CN101875321 B CN 101875321B
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- fluted disc
- spring
- plate
- seat
- tooth plate
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Abstract
The invention relates to a car seat angle adjuster with an improved structure, belonging to car seat accessories. The car seat angle adjuster comprises a gear disc base, a gear disc, pinion plates, a pinion plate driving mechanism and a closed ring, wherein the gear disc base is circular, is axially provided with a first axle hole in center and is also provided with a first locating boss at one side, and three pinion plate locating bosses at the other side, and a sliding groove is formed between two adjacent pinion plate locating bosses; the gear disc is circular, is axially provided with a second axle hole in center, is provided with a gear ring and an accommodating cavity, and is also provided with a second locating boss at the other side; the pinion plate driving mechanism comprises a cam plate, a central shaft and a spring; the three pinion plates are located in the sliding grooves and are provided with gear teeth, lug grooves and bottom edges; and the closed ring is sealed around the gear disc base and the gear disc. The invention has the advantages of uniform movement of all the pinion plates, reliable locking, small gap, convenient unlocking, high strength, small size, simple structure, convenient assembly, low production cost and wide application scope.
Description
Technical field
The present invention relates to be 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 stated, 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; Through 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 through spring makes little tooth plate and fluted disc engagement, thus the latch functions of realization recliner.Can be to this through obtaining detailed understanding in previous disclosed Chinese patent number the technical scheme for ZL200720033422.4 (by the applicant's application).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 to 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 observing also through the applicant, the warp experiment shows; 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 three pieces that are uniformly distributed with) and the fluted disc is taken on through little tooth plate driver train, therefore, does 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 through the protruding pin that extends on the little tooth plate to guarantee that little tooth plate and fluted disc engagement are in lockup state, the chair back of automotive seat and seat support just are in a relative running condition, and driver train be through 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 through 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 is high, the displacement angle is little, setting range is wide, endplay is little, degree of balance is good, simple in structure, volume is little, convenient 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 through little tooth plate and the blocked ear of lobe plate both sides realizes the locking and the disengagement of recliner, thus high to the requirement on machining accuracy of parts, the difficult control of the conformability in recliner gap.
Summary of the invention
Task of the present invention 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, high, good, the dependable performance of dexterity of action of intensity; 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 invention is accomplished like this; A kind of angle regulator for automobile chair of structural development comprises fluted disc seat, fluted disc, little tooth plate, little tooth plate driver train and closed ring, and 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, on the excircle inwall of a side of fluted disc, forms gear ring, middlely is containing cavity, on the opposite side of fluted disc, convexes with to be used for and one group of second positioning boss of chair back side plate bonded assembly; 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; Offer camshaft hole in the axial centre of lobe plate, be formed with blocked ear respectively in the corner that lobe plate is close to an Atria angle and keep 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, an 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, and an 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 concrete embodiment of the present invention, described lobe plate is used for the pin that matches with first spring of said spring on a side side of said fluted disc, convexing with.
In another concrete embodiment of the present invention, offer the spring jack of the second spring inserting that is used to supply said spring on the described fluted disc seat.
The present invention is because after adopting said structure; One of advantage that has, since the blocked ear groove on three pieces of little tooth plates respectively with lobe plate on three blocked ears match; Therefore; When masterpiece is used for center shaft, drives three pieces of little tooth plates by the rotation of lobe plate and slide simultaneously, thereby can guarantee the conformability of all little tooth plates actions; Advantage two, 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 protruding conflict respectively on the base of three pieces of little tooth plates of three retainings of the first stressed contact surface, lobe plate and form the second stressed contact surface, therefore with prior art in the stressed contact surface that only has compare, the present technique scheme more helps guaranteeing the engagement fastness between the gear ring of teeth and fluted disc of little tooth plate when locking; Reliable lock, the gap is little; Advantage three, high, good, the dependable performance of dexterity of action of convenient for unlocking, intensity; 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 one embodiment of the invention shaft side figure.
Fig. 2 is the shaft side figure after each parts decomposes among Fig. 1.
Fig. 3 is that each parts decomposes the shaft side figure on the other direction of back among Fig. 1.
Fig. 4 is the plane structure chart of the present invention at lockup state.
Fig. 5 is the plane structure chart of the present invention 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 invention and beneficial effect more; The applicant general combines accompanying drawing to elaborate with the mode of embodiment below; But the description to embodiment all is not the restriction to the present invention program, any according to the present invention design done only for pro forma but not substantial equivalent transformation all should be regarded as technical scheme category of the present invention.
Please with reference to Fig. 1 and combine Fig. 2, Fig. 3, fluted disc seat 1 of the present invention is a disc, offers 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 does not receive concrete restriction, on the opposite side of fluted disc seat 1, convexes 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 of the present invention 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 does not receive 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 said 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 be used for lobe plate 41 on pin 414 cooperate; 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 said fluted disc 2, and described blocked ear groove 32 is corresponding to the blocked ear 412 on the said lobe plate 41, and described base 33 is corresponding to the retaining on the described lobe plate 41 protruding 413.Closed ring 5 of the present invention 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 with reference to Fig. 1, Fig. 2, Fig. 3 and combine Fig. 4, Fig. 5 to sketch principle of work of the present invention: second positioning boss 24 of supposing first positioning boss 13, the fluted disc 2 of fluted disc seat 1 connects with seat support seat basin side plate, the chair back side plate of automotive seat respectively and 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 through little tooth plate 3, make three pieces little tooth plates 3 ground that acts in agreement return cunning towards the center position of first axis hole 11 jointly; 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; Drive lobe plate 41 and circle round, 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 towards the direction opposite with previous hand of rotation; 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 said 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 said 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 teeth 31 and fluted disc 2 of little tooth plate 3, 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), be formed with blocked ear (412) and retaining protruding (413) in the corner that lobe plate (41) is close to an Atria angle 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), and the other end hub setting of center shaft (42) is in second axis hole (21) of fluted disc (2), and 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 said spring (43) on a side side of said fluted disc (2), convexing with.
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) of second spring (431) inserting that is used to supply said spring (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102347720A CN101875321B (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 |
|---|---|---|---|
| CN2009102347720A CN101875321B (en) | 2009-11-16 | 2009-11-16 | Car seat angle adjuster with improved structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101875321A CN101875321A (en) | 2010-11-03 |
| CN101875321B true CN101875321B (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102347720A Active CN101875321B (en) | 2009-11-16 | 2009-11-16 | Car seat angle adjuster with improved structure |
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| CN (1) | CN101875321B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102001296B (en) * | 2010-11-08 | 2012-12-05 | 宁波金海机电厂 | Seat angle adjuster for cars |
| CN102180111B (en) * | 2011-04-20 | 2012-10-10 | 苏州忠明祥和精工有限公司 | Disc type gapless angle adjuster |
| CN102248902B (en) * | 2011-05-30 | 2012-10-10 | 苏州忠明祥和精工有限公司 | Angle regulator of car seat |
| CN103568888A (en) * | 2013-10-25 | 2014-02-12 | 安徽工贸职业技术学院 | Automobile seat back adjusting device |
| CN104015637B (en) * | 2014-05-26 | 2016-08-24 | 上海延锋江森座椅有限公司 | A kind of seat angle adjustor |
| CN110949202B (en) * | 2019-12-31 | 2024-04-16 | 无锡博尔曼传动科技有限公司 | High-strength multipoint contact type self-locking structure of angle adjuster of automobile seat |
| CN114831053B (en) * | 2022-05-06 | 2023-05-16 | 山西农业大学园艺学院 | Bee raising box convenient for observing bee state and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264655A (en) * | 1999-02-25 | 2000-08-30 | 贝特朗-富尔设备公司 | Rotation mechanism of vehicle seats and seats arranged with rotation mechanism |
| CN2696412Y (en) * | 2004-04-16 | 2005-05-04 | 湖北中航精机科技股份有限公司 | Core driven device for seat angle regulator |
| US7150503B2 (en) * | 2005-03-09 | 2006-12-19 | Fuji Kiko Co., Ltd. | Automotive seat reclining device |
| EP1927501A1 (en) * | 2006-11-28 | 2008-06-04 | FUJI KIKO Co., Ltd. | Seat reclining device for vehicle |
| CN201520234U (en) * | 2009-11-16 | 2010-07-07 | 邹耀忠 | Car seat angle adjuster with improved structure |
-
2009
- 2009-11-16 CN CN2009102347720A patent/CN101875321B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264655A (en) * | 1999-02-25 | 2000-08-30 | 贝特朗-富尔设备公司 | Rotation mechanism of vehicle seats and seats arranged with rotation mechanism |
| CN2696412Y (en) * | 2004-04-16 | 2005-05-04 | 湖北中航精机科技股份有限公司 | Core driven device for seat angle regulator |
| US7150503B2 (en) * | 2005-03-09 | 2006-12-19 | Fuji Kiko Co., Ltd. | Automotive seat reclining device |
| EP1927501A1 (en) * | 2006-11-28 | 2008-06-04 | FUJI KIKO Co., Ltd. | Seat reclining device for vehicle |
| CN201520234U (en) * | 2009-11-16 | 2010-07-07 | 邹耀忠 | Car seat angle adjuster with improved structure |
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| CN101875321A (en) | 2010-11-03 |
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Owner name: SUZHOU ZHONMING XIANGHE PRECISION WORK CO., LTD. Free format text: FORMER OWNER: ZOU YAOZHONG Effective date: 20120222 |
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Effective date of registration: 20120222 Address after: 215558, Jiangsu, Changshou City, South Three Ring Road (Industrial Zone) overpass next to Applicant after: Suzhou Zhonming Xianghe Precision Work Co., Ltd. Address before: 215558, Changshou City, Jiangsu Province, South Three Ring Road (Industrial Zone) overpass next to Suzhou Zhong Ming Xianghe Seiko Co., Ltd. Applicant before: Zou Yaozhong |
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Owner name: JIANGSU TYSAN PRECISION ENGINEERING CO., LTD. Free format text: FORMER NAME: SUZHOU ZHONMING XIANGHE PRECISION WORK CO., LTD. |
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Address after: 215500, room 1, 808 southeast Avenue, Southeast Economic Development Zone, Jiangsu, Changshu Patentee after: JIANGSU ZHONGMING XIANGHE SEIKO CO., LTD. Address before: 215558, Jiangsu, Changshou City, South Three Ring Road (Industrial Zone) overpass next to Patentee before: Suzhou Zhonming Xianghe Precision Work Co., Ltd. |