CN102126450A - Manual car seat adjuster capable of automatically balancing stress on lock cylinder - Google Patents

Manual car seat adjuster capable of automatically balancing stress on lock cylinder Download PDF

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Publication number
CN102126450A
CN102126450A CN 201110009574 CN201110009574A CN102126450A CN 102126450 A CN102126450 A CN 102126450A CN 201110009574 CN201110009574 CN 201110009574 CN 201110009574 A CN201110009574 A CN 201110009574A CN 102126450 A CN102126450 A CN 102126450A
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CN
China
Prior art keywords
cam
gear piece
lock
guide plate
gear
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Granted
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CN 201110009574
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Chinese (zh)
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CN102126450B (en
Inventor
李辉太
刘兴隆
张西农
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NINGBO SHUANGLIN AUTOMOBILE FITTINGS CO Ltd
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NINGBO SHUANGLIN AUTOMOBILE FITTINGS CO Ltd
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Priority to CN2011100095741A priority Critical patent/CN102126450B/en
Publication of CN102126450A publication Critical patent/CN102126450A/en
Application granted granted Critical
Publication of CN102126450B publication Critical patent/CN102126450B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a manual car seat adjuster capable of automatically balancing stress on a lock cylinder, comprising the lock cylinder (1), an internal tooth plate (2), a tooth blade guide plate (3), a seat plate (4), a back cushion (5), a reset torsion spring (6), a support (7) and a rotating shaft (8). In the invention, the structure characterized in that the reset torsion spring, the support, the back cushion, the internal tooth plate, the lock cylinder, the tooth guide blade plate and the seat plate are folded from top to bottom and are connected in series by virtue of the rotating shaft is adopted, the independent lock cylinder is composed of a cam, lock tooth blades, cam torsion springs and a spiral waist hole disc, when the adjuster is in a locking state, the technical scheme that the three cam torsion springs acts on the cam to push the three lock tooth blades to be automatically meshed and locked with the internal tooth plate in a balanced stress mode is adopted, thus the defects that the stress of the lock cylinder is uneven and the lock cylinder has high possibility of being damaged and has a potential safety hazard are overcome, the lock tooth blades are automatically meshed and locked with the internal tooth plate in the balanced stress mode, and the aims that the stress of the lock cylinder of the manual car seat adjuster is balanced, the impact strength is improved and the potential safety hazard is eliminated can be achieved by utilizing the manual car seat adjuster.

Description

The manual recliner of automotive seat that lock core automatic equalization is stressed
Technical field
The present invention relates to a kind of angle regulator for automobile chair, specifically be meant the stressed manual recliner of automotive seat of a kind of lock core automatic equalization that is used for hand adjustment motor vehicle seat back and cushion angle purposes.
Background technology
The manual recliner of automotive seat is divided into two kinds of leaf spring type, core-locking types, the locking release mechanism of the manual recliner of leaf spring type is fixed on chair back plate and the chair seat board, therefore the volume of the manual recliner of leaf spring type is big, influence its commonality, the manual recliner of a kind of leaf spring type of specification only is applicable to the use of corresponding specification vehicle seat, and assembly technology complexity, manufacturing cost height, commonality are poor; The little highly versatile of the volume of the manual recliner of core-locking type, but the lock core cam mechanism of the manual recliner of core-locking type of prior art is fixed integral structure with pulling rotating shaft, during locking, monolateral painstaking phenomenon easily takes place in its locking tooth plate unbalance stress, this moment, tooth plate very easily was damaged and automatic unlocking jeopardizes driver's personal safety if meet vehicle severe jolt or collision.Therefore, there are the problems and shortcomings of lock core unbalance stress rapid wear and potential safety hazard in prior art.
Summary of the invention
Problems and shortcomings at above-mentioned prior art existence, the present invention takes from top to down by reduction torsion spring, support, chair back plate, internal gear, lock core, the gear piece guide plate, chair seat board stacks the structure that is connected in series through rotating shaft, wherein, independently lock core is by cam, the lock gear piece, the cam torsion spring, spiral waist porose disc constitutes, during locking, utilize three cam torsion springs to act on the technical scheme that cam ejection three mortice lock gear pieces are automatic and the engagement of internal gear producing balanced forces locks, provide a kind of lock core automatic equalization the stressed manual recliner of automotive seat, be intended to automatic and internal gear producing balanced forces engagement locking, make the manual recliner of automotive seat reach stress equalization by the lock gear piece, improve impact strength, the purpose that eliminates safe hidden trouble.
The object of the present invention is achieved like this: the manual recliner of automotive seat that a kind of lock core automatic equalization is stressed, comprise lock core, internal gear, gear piece guide plate, chair seat board, chair back plate, reduction torsion spring, support, rotating shaft, wherein: described lock core is made of cam, lock gear piece, cam torsion spring, spiral waist porose disc, wherein, cam is the steel plate member that five equilibrium triangle and drift angle are made as claw-like; The center of cam is provided with the tenon mouth through hole with the 3rd tenon face of cylinder corresponding matching of described rotating shaft; Three claw-like drift angle places of cam are provided with the Jiao Ding plane with the inner side plane corresponding matching of described lock gear piece; The one side that is positioned at plane, described top also is provided with the gib head that is used for the described cam torsion spring of hook; The lock gear piece is the steel plate member that is the sheet bulk; The top center of lock gear piece is provided with columniform spindle nose protruding upward, the lateral surface of lock gear piece is provided with the outer teeth with the interior teeth corresponding matching of described internal gear, medial surface is provided with the inner side plane with the Jiao Ding plane corresponding matching of described cam, is provided with the transition inclined-plane between inner side plane and adjacent two sides; The cam torsion spring is the plane torsion spring by the spring steel band coiling; Spiral waist porose disc is the disc steel plate member; The center of spiral waist porose disc is provided with the tenon mouth through hole with the 3rd tenon face of cylinder corresponding matching of described rotating shaft; Spiral waist porose disc is provided with three by 120 ° of central angle calibration, by the waist through hole that the conter clockwise spiral launches at nearly circumference place, is called spiral waist hole; Cam is positioned at the center, below of spiral waist porose disc; The lock gear piece is positioned at the below of spiral waist porose disc, and the described spindle nose above the three mortice lock gear pieces slides respectively in three described spiral waist holes that penetrate spiral waist porose disc, and the inner side plane of lock gear piece is connected with top, three angles planar slide contact of cam respectively; Three cam torsion springs lay respectively between the three mortice lock gear pieces, and the external end head of cam torsion spring is connected with the described gib head hook of cam;
Described internal gear is provided with the inner gear disk of interior teeth, the plate-like steel plate member that a side has shank below being; The center of trying to get to the heart of a matter of the inner gear disk of internal gear is provided with the internal gear axis hole with the circle of the corresponding normal-running fit of first order cylinder step cylinder of described rotating shaft; The internal gear shank is provided with and chair seat board riveted bonded assembly internal gear rivet hole;
Described gear piece guide plate is the circular tabular steel plate member that a side has shank; The plectane center of gear piece guide plate is provided with the guide plate axis hole with the circle of the corresponding normal-running fit of third stage cylinder step cylinder of described rotating shaft; Above the gear piece guide plate plectane, in lock gear piece and cam torsion spring position corresponding to described lock core, be provided with by being used for to the chute of locking the gear piece guiding and the cave, location that limits the cam torsion spring that six uniform boss form, the center in cave, location is provided with the plush copper that hook connects cam torsion spring inner termination; The shank of gear piece guide plate is provided with and chair back plate riveted bonded assembly guide plate rivet hole;
Described rotating shaft is the steel axis-shaped component of cylinder Pyatyi step; From top to bottom, rotating shaft first, the 3rd, also be provided with the tenon plane on the cylinder step cylinder of level V, be called the tenon cylinder; The fourth stage cylinder step of rotating shaft is a flange retainer, also is provided with the groove that colludes that is used to shooting property back-up ring on the below cylinder of the first cylinder step tenon cylinder of rotating shaft;
Mutual alignment and annexation
From top to bottom, the inner fixed cover of reduction torsion spring on support, support be contained in internal gear above, lock core be positioned at internal gear below, the gear piece guide plate be contained in lock core below; The lock gear piece of lock core slides and can slide along the radially inside and outside of gear piece guide plate plectane in the guide chute that the boss that is embedded in the gear piece guide plate forms, the interior teeth engagement of the outer teeth of lock time lock gear piece and internal gear, the cam torsion spring of lock core are limited in the cave, location of the boss formation of gear piece guide plate; Rotating shaft is upward through below the gear piece guide plate after the internal gear axis hole of tenon mouth through hole, internal gear of tenon mouth through hole, the spiral waist porose disc of guide plate axis hole, the cam of gear piece guide plate, external diameter of cover is greater than the flat shim of described internal gear shaft hole diameter on the first cylinder step of rotating shaft, refilling a circlip is chained together gear piece guide plate, lock core, internal gear, wherein, the 3rd tenon cylinder of rotating shaft is through in the tenon mouth through hole of cam and spiral waist porose disc, and the flange retainer of rotating shaft is kept off below the gear piece guide plate; The chair seat board holder is captiveed joint with the internal gear rivet hole riveted of internal gear shank by rivet below gear piece guide plate plectane outer rim; Chair back plate be pressed in internal gear inner gear disk outer rim above, captive joint with the guide plate rivet hole riveted of gear piece guide plate shank by rivet; The outer end of reduction torsion spring is connected with chair back plate.
Principle of work
Chair seat board is captiveed joint with seat support during application, chair back plate is captiveed joint with the chair back, when adjusting seat support chair back angle, manually pull rotating shaft along clockwise direction, the 3rd tenon cylinder of rotating shaft rotates synchronously by the tenon mouth through hole drive cam and the spiral waist porose disc of cam and spiral waist porose disc, the directional tagging of the guide chute that the boss of gear piece guide plate forms, the lock gear piece of three lock cores of spiral waist hole pulling of spiral waist porose disc radially shrinks to the central slide of spiral waist porose disc synchronously, the cam torsion spring is compressed, the outer teeth of lock gear piece break away from the interior teeth engagement with internal gear, chair seat board and chair back plate release, manually impose the angle that external force is adjusted the chair back and seat support to the chair back this moment, afterwards, conter clockwise is pulled rotating shaft, the lock gear piece of moving three lock cores of the spiral waist pore area of spiral waist porose disc radially slides to the circumference outside of spiral waist porose disc synchronously and stretches, the cam torsion spring is unfolded, the outer teeth of lock gear piece and the interior teeth of internal gear mesh again, chair seat board and chair back plate locking, after loosing one's grip, be subjected to the effect of unfolding of cam torsion spring, the cam torsion spring is by the reset position of cam automatically regulating lock core, drive the three mortice lock gear pieces equilibrium of lock core and the interior teeth engaging stress of internal gear, thereby reach the purpose of lock core producing balanced forces; The effect of reduction torsion spring is, manually the chair back do not imposed external force after chair seat board and chair back plate release, then reduction torsion spring drive the chair back along the angle of the chair back and seat support by greatly to little direction spinning reduction.
Above-mentioned, the present invention takes from top to down by reduction torsion spring, support, chair back plate, internal gear, lock core, the gear piece guide plate, chair seat board stacks the structure that is connected in series through rotating shaft, wherein, independently lock core is by cam, the lock gear piece, the cam torsion spring, spiral waist porose disc constitutes, during locking, utilize three cam torsion springs to act on the technical scheme that cam ejection three mortice lock gear pieces are automatic and the engagement of internal gear producing balanced forces locks, the problems and shortcomings that prior art exists lock core unbalance stress rapid wear and potential safety hazard have been overcome, the manual recliner of automotive seat that a kind of lock core automatic equalization that is provided is stressed, automatic and internal gear producing balanced forces engagement locking makes the manual recliner of automotive seat reach the lock core stress equalization by the lock gear piece, improve impact strength, the purpose that eliminates safe hidden trouble.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of the stressed manual recliner of automotive seat of lock core automatic equalization of the present invention;
Fig. 2 is that the axle of looking up of the lock core of the stressed manual recliner of automotive seat of lock core automatic equalization of the present invention is surveyed scheme drawing;
Fig. 3 is that the axle of overlooking of the lock core of the stressed manual recliner of automotive seat of lock core automatic equalization of the present invention is surveyed scheme drawing;
Fig. 4 is that the axle of overlooking of the stressed manual recliner of automotive seat of lock core automatic equalization of the present invention is surveyed scheme drawing;
Fig. 5 is that the axle of looking up of the stressed manual recliner of automotive seat of lock core automatic equalization of the present invention is surveyed scheme drawing;
Fig. 6 is each parts exploded isometric scheme drawing of the stressed manual recliner of automotive seat of lock core automatic equalization of the present invention.
Below in conjunction with the embodiment in the accompanying drawing the present invention is described in further detail, but should not be construed as any limitation of the invention.
Among the figure: lock core 1, cam 12, lock gear piece 13, cam torsion spring 14, spiral waist porose disc 15, internal gear 2, gear piece guide plate 3, chair seat board 4, chair back plate 5, reduction torsion spring 6, support 7, rotating shaft 8, flat shim 01, circlip 02.
The specific embodiment
Consult Fig. 1~Fig. 6, the manual recliner of automotive seat that a kind of lock core automatic equalization of the present invention is stressed, comprise lock core 1, internal gear 2, gear piece guide plate 3, chair seat board 4, chair back plate 5, reduction torsion spring 6, support 7, rotating shaft 8, wherein: described lock core 1 is made of cam 12, lock gear piece 13, cam torsion spring 14, spiral waist porose disc 15, wherein, cam 12 is made as the steel plate member of claw-like for five equilibrium triangle and drift angle; The center of cam 12 is provided with the tenon mouth through hole with the 3rd tenon face of cylinder corresponding matching of described rotating shaft 8; Three claw-like drift angle places of cam 12 are provided with the Jiao Ding plane with the inner side plane corresponding matching of described lock gear piece 13; The one side that is positioned at plane, described top also is provided with the gib head that is used for the described cam torsion spring 14 of hook; Lock gear piece 13 is for being the steel plate member of sheet bulk; The top center of lock gear piece 13 is provided with columniform spindle nose protruding upward, the lateral surface of lock gear piece 13 is provided with the outer teeth with the interior teeth corresponding matching of described internal gear 2, medial surface is provided with the inner side plane with the Jiao Ding plane corresponding matching of described cam 12, is provided with the transition inclined-plane between inner side plane and adjacent two sides; Cam torsion spring 14 is the plane torsion spring by the spring steel band coiling; Spiral waist porose disc 15 is the disc steel plate member; The center of spiral waist porose disc 15 is provided with the tenon mouth through hole with the 3rd tenon face of cylinder corresponding matching of described rotating shaft 8; Spiral waist porose disc 15 is provided with three by 120 ° of central angle calibration, by the waist through hole that the conter clockwise spiral launches at nearly circumference place, is called spiral waist hole; Cam 12 is positioned at the center, below of spiral waist porose disc 15; Lock gear piece 13 is positioned at the below of spiral waist porose disc 15, described spindle noses above the three mortice lock gear pieces 13 slide respectively in three described spiral waist holes that penetrate spiral waist porose disc 15, and the inner side plane of lock gear piece 13 is connected with top, three angles planar slide contact of cam 12 respectively; Three cam torsion springs 14 lay respectively between the three mortice lock gear pieces 13, and the external end head of cam torsion spring is connected with the described gib head hook of cam 12;
Described internal gear 2 is provided with the inner gear disk of interior teeth, the plate-like steel plate member that a side has shank below being; The center of trying to get to the heart of a matter of the inner gear disk of internal gear 2 is provided with the internal gear axis hole with the circle of the corresponding normal-running fit of first order cylinder step cylinder of described rotating shaft 8; Internal gear 2 shanks are provided with and chair seat board 4 riveted bonded assembly internal gear rivet holes;
Described gear piece guide plate 3 is the circular tabular steel plate member that a side has shank; The plectane center of gear piece guide plate 3 is provided with the guide plate axis hole with the circle of the corresponding normal-running fit of third stage cylinder step cylinder of described rotating shaft 8; Above gear piece guide plate 3 plectanes, in lock gear piece 13 and cam torsion spring 14 positions corresponding to described lock core 1, be provided with by being used for to the chute of locking gear piece 13 guiding and the cave, location that limits cam torsion spring 14 that six uniform boss form, the center in cave, location is provided with the plush copper that hook connects cam torsion spring 14 inner termination; The shank of gear piece guide plate 3 is provided with and chair back plate 5 riveted bonded assembly guide plate rivet holes;
Described rotating shaft 8 is the steel axis-shaped component of cylinder Pyatyi step; From top to bottom, rotating shaft 8 first, the 3rd, also be provided with the tenon plane on the cylinder step cylinder of level V, be called the tenon cylinder; The fourth stage cylinder step of rotating shaft 8 is a flange retainer, also is provided with the groove that colludes that is used to shooting property back-up ring on the below cylinder of the first cylinder step tenon cylinder of rotating shaft 8;
Mutual alignment and annexation
From top to bottom, the inner fixed cover of reduction torsion spring 6 on support 7, support 7 be contained in internal gear 2 above, lock core 1 be positioned at internal gear 2 below, gear piece guide plate 3 be contained in lock core 1 below; The lock gear piece 13 of lock core 1 slides and can slide along the radially inside and outside of gear piece guide plate 3 plectanes in the guide chute that the boss that is embedded in gear piece guide plate 3 forms, the interior teeth engagement of the outer teeth of lock time lock gear piece 13 and internal gear 2, the cam torsion spring 14 of lock core 1 are limited in the cave, location of the boss formation of gear piece guide plate 3; Rotating shaft 8 is upward through below gear piece guide plate 3 after the internal gear axis hole of tenon mouth through hole, internal gear 2 of tenon mouth through hole, the spiral waist porose disc 15 of guide plate axis hole, the cam 12 of gear piece guide plate 3, external diameter of cover is greater than the flat shim 01 of described internal gear shaft hole diameter on the first cylinder step of rotating shaft 8, refilling a circlip 02 is chained together gear piece guide plate 3, lock core 1, internal gear 2, wherein, the 3rd tenon cylinder of rotating shaft 8 is through in the tenon mouth through hole of cam 12 and spiral waist porose disc 15, and the flange retainer of rotating shaft 8 retaining is below gear piece guide plate 3; Chair seat board 4 holders are captiveed joint with the internal gear rivet hole riveted of internal gear 2 shanks by rivet below gear piece guide plate 3 plectane outer rims; Chair back plate 5 be pressed in internal gear 2 inner gear disk outer rims above, captive joint with the guide plate rivet hole riveted of gear piece guide plate 3 shanks by rivet; The outer end of reduction torsion spring 6 is connected with chair back plate 5.
Principle of work
Chair seat board 4 is captiveed joint with seat support during application, chair back plate 5 is captiveed joint with the chair back, when adjusting seat support chair back angle, manually pull rotating shaft 8 along clockwise direction, the 3rd tenon cylinder of rotating shaft 8 rotates synchronously by the tenon mouth through hole drive cam 12 and the spiral waist porose disc 15 of cam 12 and spiral waist porose disc 15, the directional tagging of the guide chute that the boss of gear piece guide plate 3 forms, the lock gear piece 13 of three lock cores 1 of spiral waist hole pulling of spiral waist porose disc 15 radially shrinks to the central slide of spiral waist porose disc 15 synchronously, cam torsion spring 14 is compressed, the outer teeth of lock gear piece 13 break away from the interior teeth engagement with internal gear 2, chair seat board 4 and chair back plate 5 releases, manually impose the angle that external force is adjusted the chair back and seat support to the chair back this moment, afterwards, conter clockwise is pulled rotating shaft 8, the lock gear piece 13 of moving three lock cores 1 of the spiral waist pore area of spiral waist porose disc 15 radially slides to the circumference outside of spiral waist porose disc 15 synchronously and stretches, cam torsion spring 14 is unfolded, the outer teeth of lock gear piece 13 and the interior teeth of internal gear 2 mesh again, chair seat board 4 and chair back plate 5 lockings, after loosing one's grip, be subjected to the effect of unfolding of cam torsion spring 14, cam torsion spring 14 is by the reset position of cam 12 automatically regulating lock cores 1, drive three mortice lock gear pieces, 13 equilibriums of lock core 1 and the interior teeth engaging stress of internal gear 2, thereby reach the purpose of lock core 1 producing balanced forces; The effect of reduction torsion spring 6 is, manually the chair back do not imposed external force after chair seat board 4 and chair back plate 5 releases, then reduction torsion spring 6 drive the chair back along the angle of the chair back and seat support by greatly to little direction spinning reduction.

Claims (1)

1. manual recliner of automotive seat that lock core automatic equalization is stressed, comprise lock core (1), internal gear (2), gear piece guide plate (3), chair seat board (4), chair back plate (5), reduction torsion spring (6), support (7), rotating shaft (8), it is characterized in that: described lock core (1) is made of cam (12), lock gear piece (13), cam torsion spring (14), spiral waist porose disc (15), wherein, cam (12) is made as the steel plate member of claw-like for five equilibrium triangle and drift angle; The center of cam (12) is provided with the tenon mouth through hole with the 3rd tenon face of cylinder corresponding matching of described rotating shaft (8); Three claw-like drift angle places of cam (12) are provided with the Jiao Ding plane with the inner side plane corresponding matching of described lock gear piece (13); The one side that is positioned at plane, described top also is provided with the gib head that is used for the described cam torsion spring of hook (14); Lock gear piece (13) is for being the steel plate member of sheet bulk; The top center of lock gear piece (13) is provided with columniform spindle nose protruding upward, the lateral surface of lock gear piece (13) is provided with the outer teeth with the interior teeth corresponding matching of described internal gear (2), medial surface is provided with the inner side plane with the Jiao Ding plane corresponding matching of described cam (12), is provided with the transition inclined-plane between inner side plane and adjacent two sides; Cam torsion spring (14) is the plane torsion spring by the spring steel band coiling; Spiral waist porose disc (15) is the disc steel plate member; The center of spiral waist porose disc (15) is provided with the tenon mouth through hole with the 3rd tenon face of cylinder corresponding matching of described rotating shaft (8); Spiral waist porose disc (15) is provided with three by 120 ° of central angle calibration, by the waist through hole that the conter clockwise spiral launches at nearly circumference place, is called spiral waist hole; Cam (12) is positioned at the center, below of spiral waist porose disc (15); Lock gear piece (13) is positioned at the below of spiral waist porose disc (15), described spindle nose above the three mortice lock gear pieces (13) slides respectively in three described spiral waist holes that penetrate spiral waist porose disc (15), and the inner side plane of lock gear piece (13) is connected with top, three angles planar slide contact of cam (12) respectively; Three cam torsion springs (14) lay respectively between the three mortice lock gear pieces (13), and the external end head of cam torsion spring is connected with the described gib head hook of cam (12);
Described internal gear (2) is provided with the inner gear disk of interior teeth, the plate-like steel plate member that a side has shank below being; The center of trying to get to the heart of a matter of the inner gear disk of internal gear (2) is provided with the internal gear axis hole with the circle of the corresponding normal-running fit of first order cylinder step cylinder of described rotating shaft (8); Internal gear (2) shank is provided with and chair seat board (4) riveted bonded assembly internal gear rivet hole;
Described gear piece guide plate (3) is the circular tabular steel plate member that a side has shank; The plectane center of gear piece guide plate (3) is provided with the guide plate axis hole with the circle of the corresponding normal-running fit of third stage cylinder step cylinder of described rotating shaft (8); Above gear piece guide plate (3) plectane, in lock gear piece (13) and cam torsion spring (14) position corresponding to described lock core (1), be provided with by being used for to the chute of locking gear piece (13) guiding and the cave, location that limits cam torsion spring (14) that six uniform boss form, the center in cave, location is provided with the plush copper that hook connects cam torsion spring (14) inner termination; The shank of gear piece guide plate (3) is provided with and chair back plate (5) riveted bonded assembly guide plate rivet hole;
Described rotating shaft (8) is the steel axis-shaped component of cylinder Pyatyi step; From top to bottom, rotating shaft (8) first, the 3rd, also be provided with the tenon plane on the cylinder step cylinder of level V, be called the tenon cylinder; The fourth stage cylinder step of rotating shaft (8) is a flange retainer, also is provided with the groove that colludes that is used to shooting property back-up ring on the below cylinder of the first cylinder step tenon cylinder of rotating shaft (8);
Mutual alignment and annexation, from top to bottom, the inner fixed cover of reduction torsion spring (6) on support (7), support (7) be contained in internal gear (2) above, lock core (1) be positioned at internal gear (2) below, gear piece guide plate (3) be contained in lock core (1) below; The lock gear piece (13) of lock core (1) slides and can slide along the radially inside and outside of gear piece guide plate (3) plectane in the guide chute that the boss that is embedded in gear piece guide plate (3) forms, the interior teeth engagement of the outer teeth of lock time lock gear piece (13) and internal gear (2), the cam torsion spring (14) of lock core (1) are limited in the cave, location of the boss formation of gear piece guide plate (3); Rotating shaft (8) is upward through the guide plate axis hole of gear piece guide plate (3) below gear piece guide plate (3), the tenon mouth through hole of cam (12), the tenon mouth through hole of spiral waist porose disc (15), after the internal gear axis hole of internal gear (2), external diameter of cover is greater than the flat shim (01) of described internal gear shaft hole diameter on the first cylinder step of rotating shaft (8), refill a circlip (02) with gear piece guide plate (3), lock core (1), internal gear (2) is chained together, wherein, the 3rd tenon cylinder of rotating shaft (8) is through in the tenon mouth through hole of cam (12) and spiral waist porose disc (15), and the flange retainer of rotating shaft (8) retaining is below gear piece guide plate (3); Chair seat board (4) holder is captiveed joint with the internal gear rivet hole riveted of internal gear (2) shank by rivet below gear piece guide plate (3) plectane outer rim; Chair back plate (5) be pressed in internal gear (2) inner gear disk outer rim above, captive joint with the guide plate rivet hole riveted of gear piece guide plate (3) shank by rivet; The outer end of reduction torsion spring (6) is connected with chair back plate (5).
CN2011100095741A 2011-01-04 2011-01-04 Manual car seat adjuster capable of automatically balancing stress on lock cylinder Expired - Fee Related CN102126450B (en)

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CN102126450B CN102126450B (en) 2012-08-22

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN110949201A (en) * 2020-02-18 2020-04-03 江苏博尔曼传动科技有限公司 Non-continuous angle adjuster mounting structure with backrest travel stop point for automobile seat

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JP2010124831A (en) * 2008-11-25 2010-06-10 Fuji Kiko Co Ltd Reclining device for vehicle seat
CN101791954A (en) * 2010-03-24 2010-08-04 上海延锋江森座椅有限公司 Automobile seat backrest adjuster
CN201901025U (en) * 2011-01-04 2011-07-20 宁波双林汽车部件股份有限公司 Hand-operated automobile seat angle adjuster with lock core capable of balancing stress automatically

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5216936A (en) * 1991-03-05 1993-06-08 Bertrand Faure Automobile "Bfa" Mechanism for adjusting the back portion of a seat
DE10152822A1 (en) * 2001-10-25 2003-05-15 Faurecia Autositze Gmbh & Co Vehicle seat adjustment fitting has elastic spring locking element with locking region raised when torque is applied to eccentric
CN2590785Y (en) * 2002-11-25 2003-12-10 徐彬 Stepless angle regulating mechanism lock cylinder
CN201296189Y (en) * 2008-10-21 2009-08-26 上海交运汽车精密冲压件有限公司 Seat angle regulator
JP2010124831A (en) * 2008-11-25 2010-06-10 Fuji Kiko Co Ltd Reclining device for vehicle seat
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110949201A (en) * 2020-02-18 2020-04-03 江苏博尔曼传动科技有限公司 Non-continuous angle adjuster mounting structure with backrest travel stop point for automobile seat
CN110949201B (en) * 2020-02-18 2024-04-16 无锡博尔曼传动科技有限公司 Discontinuous angle adjuster mounting structure with backrest travel stop point for automobile seat

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