CN107253458A - Seat locking structure - Google Patents
Seat locking structure Download PDFInfo
- Publication number
- CN107253458A CN107253458A CN201710497217.1A CN201710497217A CN107253458A CN 107253458 A CN107253458 A CN 107253458A CN 201710497217 A CN201710497217 A CN 201710497217A CN 107253458 A CN107253458 A CN 107253458A
- Authority
- CN
- China
- Prior art keywords
- dead bolt
- cover lid
- locking structure
- pull bar
- reset components
- Prior art date
- 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.)
- Granted
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- Seats For Vehicles (AREA)
Abstract
The invention provides a kind of seat locking structure, it is arranged on automobile rear-row seat-backrest, including dead bolt, pull bar, cover lid and reset components；Dead bolt is arranged in cover lid, and riveted holes are offered in the end face of cover lid, and the mounting hole corresponding with riveting hole site is offered on the end face that dead bolt is contacted with cover lid, and the mounting hole that reset components are opened up through dead bolt end face is simultaneously fixed by the riveted holes of cover lid；And loose slot is provided with dead bolt, pull bar bottom is stretched into loose slot；Cover lid is provided with the sliding groove for being available for vehicle body steel wire to move, and is additionally provided with locking open slot in dead bolt bottom；Reset components are installed together with the dead bolt, and dead bolt can be rotated centered on reset components, keep dead bolt to be resetted in the case of no external force by reset components.Compared to more traditional seat locking structure, the present invention is simple in construction, eliminates the parts such as the stay, block rubber, lower house of traditional Chinese chair latch system, has significantly saved cost of parts.
Description
Technical field
Field is manufactured the present invention relates to automotive seat, and in particular to a kind of seat locking structure.
Background technology
When needing turnover motor vehicle seat back, it is necessary to be realized by seat latch system.Latch system is generally arranged
In backrest, as shown in Figure 1.
Shown in reference picture 2-3, existing automotive seat latch system application scheme is as follows：
Seat latch system is generally comprised：Lower cover 1, dead bolt 2, support shaft (is used to support dead bolt) 3, upper cover plate 4, rubber
Block 5, support 6, support shaft (is used to support stay 9) 7, extension spring 8, stay 9, pull bar 10.
Automotive seat latch system assembling process is had at present：Block rubber 5 and the pre-assembled of support 6.By two support shaft 3＆7
Through upper cover plate 4 and support 6 is inserted, dead bolt 2 and stay 9 are respectively fitted in two support shafts, then one end of extension spring 8 is consolidated
It is scheduled on dead bolt 2, the other end is fixed on pull bar 10, and pull bar is inserted into stay 9.Two support shafts are finally directed at lower house
1 hole and the fastening that part is completed using rotation riveter skills.
Existing automotive seat latch system is complicated, and number of parts is more, with numerous parts such as stay and block rubber,
Process for making is cumbersome, and cost remains high.
The content of the invention
For the problem of seat locking in the prior art is complicated, assembling is complicated, the invention provides a kind of seat lock
Only structure, is arranged on automobile rear-row seat-backrest, including dead bolt, pull bar, cover lid and reset components；
The dead bolt is arranged in the cover lid, riveted holes is offered in the end face of the cover lid, in the dead bolt and institute
The mounting hole corresponding with the riveting hole site is offered on the end face for stating the contact of cover lid, the reset components pass through dead bolt
Mounting hole that end face is opened up simultaneously is riveted fixation by the riveted holes of the cover lid；And
Loose slot is provided with the dead bolt, the pull bar bottom is stretched into the loose slot；
The cover lid is provided with the sliding groove for being available for vehicle body steel wire to move, and is additionally provided with the dead bolt bottom
Locking open slot；
The reset components are installed together with the dead bolt, and the dead bolt can be turned centered on reset components
It is dynamic, keep dead bolt to be resetted in the case of no external force by the reset components.
Further, the reset components include support shaft and torsion spring, and the torsion spring is set in the support shaft, the lock
Tongue can be rotated centered on the support shaft.
Further, one end of the torsion spring is connected on the inwall of cover lid, and the other end has perpendicular with torsion spring end face
Kink, the kink is limited in the kerve that the dead bolt bottom is opened up so that the dead bolt by external force to support
After being rotated centered on axle, dead bolt is resetted in the presence of torsion spring.
Further, dead bolt matrix is made of metal, and surface carries out integral type covering using vinyl cover so that vehicle body
Steel wire is contacted with the plastics of dead bolt outer layer；
Locking open slot can be directly molded on the vinyl cover of dead bolt surface integral type cladding.
Further, the loose slot of the dead bolt is bi-directional movable groove, and the bi-directional movable groove is by two limits being connected
Position groove is engaged togather composition；
Under dead bolt reset case, two stopper slot directions of the bi-directional movable groove respectively with the sliding groove direction with
And the locking open slot direction is identical.
Further, the pull bar bottom is provided with crotch；
Second mounting hole of the pull bar through hood top makes the crotch of pull bar bottom stretch in the loose slot of dead bolt,
The pull bar is slided up and down in second mounting hole, to pull dead bolt to be rotated centered on support shaft.
Further, the A/F ecto-entad of the locking open slot progressively successively decreases.
Further, side wall of the locking open slot close to openend is straight line.
The advantage of the invention is that：
1st, the seat locking structure that the present invention is provided eliminates the stay of traditional Chinese chair latch system, therefore stay
Support shaft can also accordingly cancel, dead bolt is taken to locking direction by torsion spring all the time, therefore in the lockout condition, dead bolt all the time can
Contacted with vehicle body steel wire, now dead bolt notch position straightway can effectively prevent vehicle body steel wire slip so that be always ensured that by
Dead bolt carrys out bearing strength force value；
2nd, this patent cancels the block rubber of traditional Chinese chair latch system, is designed by the cone-shaped interface of dead bolt and combines torsion spring
The dimensional discrepancy and vehicle body steel wire and the fit tolerance of lock of vehicle body steel wire itself are eliminated in the moment of torsion of torsional direction generation；
3rd, this patent eliminates the lower house of traditional Chinese chair latch system, by the end face platform features of support shaft come to lock
Tonguing row is spacing, and completes to fasten by the riveting of support shaft and housing.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only some of the present invention
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is the location drawing of the seat locking structure setting in automobile rear-row seat-backrest；
Fig. 2 is the seat locking structural representation assembled in the prior art；
Fig. 3 is the part explosive view schematic diagram of seat locking structure in the prior art；
A kind of part exploded perspective view for seat locking structure that Fig. 4 provides for the present invention；
Schematic diagram after the completion of the seat locking Standard that Fig. 5 provides for the present invention；
The schematic diagram for the seat locking structure that Fig. 6 provides for the present invention；
Fig. 7 a-7b are the seat locking structure that provides of the present invention by the schematic diagram that unlocks；
Fig. 8 a-8c for the locking in one embodiment of the seat locking structure that provides of the present invention schematic diagram；
Fig. 9 a-9b pull the schematic diagram of pull bar progress locking for the present invention.
Embodiment
In the following description, a large amount of concrete details are given to provide more thorough understanding of the invention.So
And, it is obvious to the skilled person that the present invention can be able to without one or more of these details
Implement.In other examples, in order to avoid obscuring with the present invention, do not enter for some technical characteristics well known in the art
Row description.
In order to thoroughly understand the present invention, detailed step and detailed structure will be proposed in following description, so as to
Explain technical scheme.Presently preferred embodiments of the present invention is described in detail as follows, but in addition to these detailed descriptions, this
Invention can also have other embodiment.
The invention provides a kind of seat locking structure, it is arranged on the backrest of automobile rear seat, including dead bolt 30, drawing
Bar 40 and cover lid 50 and reset components；
The dead bolt 30 is arranged in the cover lid 50, riveted holes is offered in the end face of the cover lid 50, in the lock
The mounting hole corresponding with the riveting hole site, the reset components are offered on the end face that tongue 30 is contacted with the cover lid 50
The mounting hole that is opened up through the end face of dead bolt 30 is simultaneously riveted fixation by the riveted holes of the cover lid 50；And
Loose slot is provided with the dead bolt 30, the bottom of pull bar 40 is stretched into the loose slot 32；
The cover lid 50 is provided with the sliding groove 51 for being available for vehicle body steel wire to move, and in the bottom of dead bolt 30 also
It is provided with locking open slot 31；
The reset components are installed together with the dead bolt 30, and the dead bolt 30 can be carried out centered on reset components
Rotate, keep dead bolt 30 to be resetted in the case of no external force by the reset components.
In an optional embodiment of the invention, reset components include support shaft 10 and torsion spring 20, and the torsion spring 20 is arranged
In the support shaft 10, the dead bolt can be rotated centered on the support shaft 10.Further, the one of the torsion spring 20
End is connected on the inwall of cover lid 40, and the other end has the kink 21 perpendicular with torsion spring end face, and the kink 21 is limited
In the kerve 33 that the bottom of dead bolt 30 is opened up, so that after the dead bolt 30 is rotated by external force centered on support shaft 10,
Dead bolt 30 is set to set back in the presence of torsion spring 20.
Automotive seat latch system assembling process of the present invention is substantially：Support shaft 10 puts torsion spring 20 and passes through the end of dead bolt 30
The mounting hole in face, is finally inserted into cover lid 50 and carries out riveting completion assembling, be finally inserted pull bar 40, after assembling as shown in Figure 5.
In the present invention, pull bar also may be defined as client's part and be assembled at skeleton end.
In an optional embodiment of the invention, the matrix of dead bolt 30 is made of metal, and its surface can use plastics
Lid carries out integral type covering so that vehicle body steel wire is contacted with the plastics of the outer layer of dead bolt 30, so as to prevent metal and metal punching
Hit and rub produce abnormal sound risk；Further alternative, locking open slot 31 can be directly molded on the surface of dead bolt 30 one
On the vinyl cover of formula cladding.
In an optional embodiment of the invention, the loose slot 32 of the dead bolt 30 is bi-directional movable groove, the two-way work
Dynamic groove is engaged togather by two stopper slots being connected to be constituted；In the case of locking, two of the bi-directional movable groove are spacing
Groove direction is identical with the direction of sliding groove 51 and the direction of locking open slot 31 respectively, as shown in Figure 6.
In an optional embodiment of the invention, the bottom of pull bar 40 is provided with crotch 41；The pull bar 40 is covered through cover
Second mounting hole 52 at 50 tops makes the crotch 41 of the bottom of pull bar 40 stretch in the bi-directional movable groove of dead bolt 30, and crotch 41 can be with
Reciprocatingly slided in two stopper slots of loose slot 32, the pull bar 40 is slided up and down in second mounting hole 52, to draw
Dynamic dead bolt 30 is rotated centered on support shaft 10.
In an optional embodiment of the invention, the A/F ecto-entad of the locking open slot 31 progressively successively decreases.
Further, side wall of the locking open slot 31 close to openend is straight line, as shown in fig. 6, interior on the right side of openend
Wall portion is divided into straight line (overstriking lines section i.e. in figure).
When needing unblock, pull bar 40 is pulled up, the bottom of the pull bar 40 is carried out in the loose slot of the dead bolt 30
Slide to drive the dead bolt 30 to be rotated centered on support shaft 10, by the dead bolt 30 along locking open slot 31 and vehicle body
Steel wire is separated, and is rotated further backrest, the sliding groove and vehicle body steel wire by the seat locking structure along cover lid 50 are complete
It is fully separating.Dead bolt 30 is set to set back in the presence of torsion spring 20 afterwards.
When needing locking, pull bar 40 is pulled up, or promote backrest to drive the seat locking structure to vehicle body
Steel wire direction is moved, and the cambered surface of the outline of dead bolt 30 makes dead bolt 30 with support shaft 10 along the direction of sliding groove 51 impact vehicle body steel wire
Centered on rotate；So that the locking open slot 31 of dead bolt is contacted with vehicle body steel wire, and make dead bolt 30 extensive in the presence of torsion spring 20
Restore position vehicle body steel wire is stuck in locking open slot 31.
Compared to more traditional seat locking structure, the present invention is simple in construction, eliminates the locking of traditional Chinese chair latch system
The parts such as piece, block rubber, lower house, significantly save cost of parts.The automotive seat latch system that this patent is provided simultaneously is also big
Width simplifies Product Assembly process so that manufacturing process cost is also greatly reduced.Wherein, vehicle body steel wire is to be fixed on vehicle body
On metal drag hook, in the locking open slot 31 that dead bolt 30 is stretched into by the metal drag hook, automobile rear seat is carried out
It is fixed.
The present invention unblock principle be：
Pull bar/drag-line moves to drive dead bolt to rotate toward the latch system unlocking direction, when dead bolt turns to disengaging car
Swiveling seat backrest achieves that backrest is unlocked during body steel wire position.
The present invention locking principle be：
1st, by the outline cambered design of dead bolt, when swiveling seat backrest and make the latch system on backrest direct
Impact when vehicle body steel wire, the impact directly acts on the outline arcwall face of dead bolt and overcomes the power of torsion spring, so that dead bolt
The pit areas for rotating toward unlocking direction and making vehicle body steel wire fall on dead bolt, subsequent dead bolt resets under the effect of torsion spring power completes lock
Only；
2nd, swiveling seat backrest makes the latch system on backrest be contacted with vehicle body steel wire, while pulling pull bar/drag-line
Move to drive dead bolt to rotate toward the latch system unlocking direction, as shown in Figure 8 a-8b, the pit areas of dead bolt is contacted car
Body steel wire, subsequent dead bolt resets under the effect of torsion spring power completes locking.
Dead bolt is taken to locking direction by the torsion spring for the seat locking structure that the present invention is provided all the time, therefore in blocking
Under, dead bolt can be that vehicle body steel wire is contacted with vehicle body steel wire all the time, so as to be always ensured that by dead bolt is come bearing strength force value；Pass through lock
Dimensional discrepancy that the cone-shaped interface of tongue designs and combine torsion spring in the moment of torsion that torsional direction is produced to eliminate vehicle body steel wire itself and
The fit tolerance of vehicle body steel wire and lock；In the lockout condition, dead bolt can be contacted with vehicle body steel wire all the time, now lock tongue slot simultaneously
The straightway of oral area position can effectively prevent vehicle body steel wire from slipping, so as to be always ensured that by dead bolt loads come bearing strength.
Present invention eliminates parts such as the stay of traditional Chinese chair latch system, block rubber, lower houses, part is significantly saved
Cost, significantly simplifies Product Assembly process so that manufacturing process cost is also greatly reduced.
Presently preferred embodiments of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, wherein the equipment and structure be not described in detail to the greatest extent are construed as giving reality with the common mode in this area
Apply；Any those skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above
Methods and techniques content many possible variations and modification are made to technical solution of the present invention, or be revised as equivalent variations
Equivalent embodiment, this has no effect on the substantive content of the present invention.Therefore, every content without departing from technical solution of the present invention, according to
According to the technical spirit of the present invention to any simple modifications, equivalents, and modifications made for any of the above embodiments, this hair is still fallen within
In the range of bright technical scheme protection.
Claims (8)
1. a kind of seat locking structure, is arranged on automobile rear-row seat-backrest, it is characterised in that including dead bolt (30), pull bar
(40), cover lid (50) and reset components；
The dead bolt (30) is arranged in the cover lid (50), riveted holes is offered in the end face of the cover lid (50), described
The mounting hole corresponding with the riveting hole site is offered on the end face that dead bolt (30) is contacted with the cover lid (50), it is described multiple
The riveted holes that position part passes through dead bolt (30) end face mounting hole opened up and covers (50) by the cover are riveted fixation；And
Loose slot (32) is provided with the dead bolt (30), pull bar (40) bottom is stretched into the loose slot (32)；
The cover lid (50) is provided with the sliding groove (51) for being available for vehicle body steel wire to move, and in the dead bolt (30) bottom
It is additionally provided with locking open slot (31)；
The reset components are installed together with the dead bolt (30), and the dead bolt (30) can be carried out centered on reset components
Rotate, keep dead bolt (30) to be resetted in the case of no external force by the reset components.
2. seat locking structure as claimed in claim 1, it is characterised in that the reset components include support shaft (10) and turned round
Spring (20), the torsion spring (20) is set in the support shaft (10), and the dead bolt (30) can be with the support shaft (10)
Center rotating.
3. seat locking structure as claimed in claim 2, it is characterised in that one end of the torsion spring (20) is connected to cover lid
(50) on inwall, the other end has the kink perpendicular with torsion spring end face, and the kink is limited in the dead bolt (30)
In the kerve that bottom is opened up, so that after the dead bolt (30) is rotated by external force centered on support shaft (10), in torsion spring (20)
In the presence of make dead bolt (30) reset.
4. seat locking structure as claimed in claim 1, it is characterised in that dead bolt (30) matrix is made of metal, and table
Face carries out integral type covering using vinyl cover so that vehicle body steel wire is contacted with the plastics of dead bolt (30) outer layer；
Locking open slot (31) can be directly molded on the vinyl cover of dead bolt (30) surface integral type cladding.
5. seat locking structure as claimed in claim 1, it is characterised in that the loose slot (32) of the dead bolt (30) is two-way
Loose slot, the bi-directional movable groove is engaged togather by two stopper slots being connected and constituted；
Under dead bolt reset case, two stopper slot directions of the bi-directional movable groove respectively with the sliding groove (51) direction with
And locking open slot (31) direction is identical.
6. seat locking structure as claimed in claim 2, it is characterised in that pull bar (40) bottom is provided with crotch；
The pull bar (40) makes the crotch of pull bar (40) bottom stretch to lock through the second mounting hole (52) at the top of cover lid (50)
In the loose slot (32) of tongue (30), the pull bar is slided up and down in second mounting hole (52), with pull dead bolt (30) with
Rotated centered on support shaft (10).
7. seat locking structure as claimed in claim 1, it is characterised in that the A/F of the locking open slot (31) by
Progressively successively decrease outside to inside.
8. seat locking structure as claimed in claim 7, it is characterised in that the locking open slot (31) is close to openend
Side wall is straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710497217.1A CN107253458B (en) | 2017-06-26 | 2017-06-26 | Seat locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710497217.1A CN107253458B (en) | 2017-06-26 | 2017-06-26 | Seat locking structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107253458A true CN107253458A (en) | 2017-10-17 |
| CN107253458B CN107253458B (en) | 2019-03-22 |
Family
ID=60024222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710497217.1A Active CN107253458B (en) | 2017-06-26 | 2017-06-26 | Seat locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107253458B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901482A (en) * | 2019-12-31 | 2020-03-24 | 无锡全盛安仁机械有限公司 | Lightweight car seat back lock |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100715899B1 (en) * | 2005-10-12 | 2007-05-08 | 현대자동차주식회사 | Two step kocking apparatus to tilting a rear seat back |
| CN201457151U (en) * | 2009-04-30 | 2010-05-12 | 佛吉亚全兴(武汉)汽车座椅有限公司 | Seat lock |
| CN202518123U (en) * | 2012-03-26 | 2012-11-07 | 保定延锋江森汽车座椅有限公司 | Backrest locking mechanism of car seat |
| US8926019B2 (en) * | 2011-08-22 | 2015-01-06 | Km&I Co., Ltd. | Seat back latch for motor vehicle |
| CN204095592U (en) * | 2014-07-22 | 2015-01-14 | 比亚迪股份有限公司 | Automobile chair backrest lock locking apparatus and automotive seat |
| US20160176319A1 (en) * | 2013-08-14 | 2016-06-23 | Johnson Controls Gmbh | Locking unit for a vehicle seat, and vehicle seat |
-
2017
- 2017-06-26 CN CN201710497217.1A patent/CN107253458B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100715899B1 (en) * | 2005-10-12 | 2007-05-08 | 현대자동차주식회사 | Two step kocking apparatus to tilting a rear seat back |
| CN201457151U (en) * | 2009-04-30 | 2010-05-12 | 佛吉亚全兴(武汉)汽车座椅有限公司 | Seat lock |
| US8926019B2 (en) * | 2011-08-22 | 2015-01-06 | Km&I Co., Ltd. | Seat back latch for motor vehicle |
| CN202518123U (en) * | 2012-03-26 | 2012-11-07 | 保定延锋江森汽车座椅有限公司 | Backrest locking mechanism of car seat |
| US20160176319A1 (en) * | 2013-08-14 | 2016-06-23 | Johnson Controls Gmbh | Locking unit for a vehicle seat, and vehicle seat |
| CN204095592U (en) * | 2014-07-22 | 2015-01-14 | 比亚迪股份有限公司 | Automobile chair backrest lock locking apparatus and automotive seat |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901482A (en) * | 2019-12-31 | 2020-03-24 | 无锡全盛安仁机械有限公司 | Lightweight car seat back lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107253458B (en) | 2019-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 451 dieqiao Road, Kangqiao Town, Pudong New Area, Shanghai, 200120 Patentee after: Kaibo seat mechanical parts Co.,Ltd. Address before: 451 dieqiao Road, Kangqiao Town, Pudong New Area, Shanghai, 200120 Patentee before: YANFENG ADIENT SEAT MACHINERY PARTS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211014 Address after: 215500 No.69 Yinhai Road, Southeast street, Changshu City, Suzhou City, Jiangsu Province Patentee after: Kaibo (Changshu) seat mechanical parts Co.,Ltd. Address before: 451 dieqiao Road, Kangqiao Town, Pudong New Area, Shanghai, 200120 Patentee before: Kaibo seat mechanical parts Co.,Ltd. |
|
| TR01 | Transfer of patent right |