CN203854537U - Seat cushion structure suitable for vehicle head-on collision - Google Patents
Seat cushion structure suitable for vehicle head-on collision Download PDFInfo
- Publication number
- CN203854537U CN203854537U CN201420150166.7U CN201420150166U CN203854537U CN 203854537 U CN203854537 U CN 203854537U CN 201420150166 U CN201420150166 U CN 201420150166U CN 203854537 U CN203854537 U CN 203854537U
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- Prior art keywords
- cushion
- vehicle
- housing
- lifting pin
- frontal collision
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- Expired - Lifetime
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- 238000009434 installation Methods 0.000 claims description 19
- 239000002360 explosive Substances 0.000 claims description 7
- 230000005484 gravity Effects 0.000 abstract description 2
- 230000007306 turnover Effects 0.000 abstract 2
- 230000006378 damage Effects 0.000 description 9
- 208000027418 Wounds and injury Diseases 0.000 description 7
- 208000014674 injury Diseases 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model relates to a seat structure for a vehicle, in particular to a seat cushion structure suitable for vehicle head-on collision. The seat cushion structure suitable for the vehicle head-on collision comprises a control unit and a detecting unit for sensing the vehicle collision, and also comprises a driving mechanism used for driving a cushion to turn over in the length direction of a vehicle under the control of the control unit so as to enable an angle between the cushion and the floor of the vehicle to be changed. By adopting the technical scheme provided by the utility model, through turnover driving on the cushion, the direction of a support acting force on a passenger can be changed by the cushion when the vehicle head-on collision occurs so as to adapt to the gravity center change, generated due to forward movement, of the passenger, and therefore, the hurt of a safety belt to the passenger is reduced as much as possible and the hurt caused by passenger submergence to the passenger can be prevented, and the safety protection on the passenger is enhanced.
Description
Technical field
The utility model relates to the armchair structure on a kind of vehicle, relates in particular to a kind of Chain cushion structure that is suitable for vehicle frontal collision.
Background technology
At present; the angle on Chain cushion and ground, vehicle drive district is generally 10 ° of left and right; occupant is when vehicle collision; can there is dive in occupant; and slippage is excessive forward; and occupant's the main dependence safety strap that travel forward etc. retrain; especially when frontal crash of vehicles occurs; safety strap has compared with major injury occupant's head, neck and chest occupant's concentrated load; and cannot prevent the injury that occupant's dive causes it, occupant can not better be protected when head-on crash occurs.
Chinese invention patent CN102555862A discloses a kind of when rear-end impact, the seat mounting structure that can protect occupant's neck to preserve from, this mounting structure comprises and is installed in mounting bracket after two front mounting brackets of automotive seat belows and two, two front mounting bracket one the first from left right sides be installed in automotive seat front end, after two, mounting bracket one the first from left right side is installed in automotive seat rear end, after two, mounting bracket is all hinged with automotive floor panel, below front mounting bracket, be provided with the bracing frame being fixed on automotive floor panel, on front mounting bracket, offer connecting bore, in connecting bore, be provided with the removable pin of two ends band position limiting structure, on bracing frame, offer the pin-and-hole of aiming at connecting bore, on removable pin, be socketed with Compress Spring, Compress Spring on pin-and-hole and removable pin near between the position limiting structure of automotive floor panel.The design of this structure, although after rear-end impact, whole automotive seat can be turned over by a small margin, absorb collision impact power, protection occupant neck preserves from, the injury that it can not avoid safety strap to cause occupant preferably.
Utility model content
For solving the deficiencies in the prior art, the utility model provides a kind of can reduce to cushion adjustment the damage that safety strap causes occupant when vehicle frontal collision, and can prevent the Chain cushion structure that is suitable for vehicle frontal collision that Chain cushion dive damages occupant.
For achieving the above object, the Chain cushion structure that is suitable for vehicle frontal collision of the present utility model, comprise control unit, and the detecting unit that vehicle collision is carried out to sensing, also be included under the control of control unit, drive cushion in vehicle lengthwise direction, to overturn so that the driver train that cushion changes with respect to the angle between vehicle floor.
By driver train, the upset of cushion is driven; make cushion can when vehicle frontal collision, change the supporting role force direction to occupant; the mass centre changing occurring because of reach to adapt to occupant, reduces the injury that safety strap causes occupant as much as possible, has improved the safety guard-safeguard to occupant.
As the restriction to aforesaid way, described driver train comprise be placed in cushion below, cushion front portion is applied to the upwards front jacking apparatus of jacking force.
As the restriction to aforesaid way, described front jacking apparatus comprises the first housing being fixed on vehicle floor, be connected in cushion bottom and be inserted into the lifting pin in the first housing, and under the control of control unit, driving the first up engine installation of lifting pin.
As the restriction to aforesaid way, the first described engine installation be inclusive in the first housing of lifting pin bottom, by control unit, controlled and by the quick-fried explosive of point.The first engine installation adopts explosive form, can make lifting pin obtain jacking in moment, has improved the alerting ability of whole device response.
As the improvement to aforesaid way, in the first housing, be provided with the first stop gear coordinating with lifting pin, lifting pin upward position is limited.By the setting of the first stop gear, define cushion flip angle, make cushion can be adjusted to optimum position locking.
As the restriction to aforesaid way, the first described position limiting structure comprises the first sawtooth that is arranged on the first relative both sides of enclosure interior, and connect be arranged on lifting pin, under state of nature clamping stagnation at the between cog of the first sawtooth under external force can be along the first limiting stopper of the first housing radial shrinkage; When lifting pin rises, the first described limiting stopper is subject to the extruding of the first sawtooth gabarit and shrinks.
As the restriction to aforesaid way, the first described limiting stopper comprises along lifting pin and is radially located in two the first movable blocks in lifting pin, and being connected in the first elastic mechanism between two the first movable blocks, the free end of each first movable block is provided with the first inclined-plane matching with the first sawtooth.
As to restriction of the present utility model, described driver train comprises and is placed in cushion pull back system below, that cushion rear portion is applied to downward pulling force.
By the setting of pull back system, when improving cushion upset, in stability, make cushion rear portion can effectively move down into optimum position locking, further improved the rollover effect of cushion.
As the restriction to aforesaid way, described pull back system comprises the second housing being fixed on vehicle floor, is connected in cushion bottom and is inserted into the lower link in the second housing, and under the control of control unit, driving the second descending engine installation of lower link.
As the improvement to aforesaid way, in the second housing, be provided with the second stop gear coordinating with lower link, lower link downstream position is limited.
In sum; adopt the technical solution of the utility model; can be when vehicle frontal collision; by the upset to cushion, drive; make cushion can when vehicle frontal collision, change the supporting role force direction to occupant; to adapt to occupant because of the mass centre changing that reach and dive occur, reduce as much as possible the injury that safety strap and occupant's dive cause it, improved the safety guard-safeguard to occupant.
Accompanying drawing explanation
Below in conjunction with the drawings and the specific embodiments, the utility model is done further to describe in detail:
Fig. 1 is the part-structure schematic diagram of the utility model embodiment;
Fig. 2 is the structural representation of front jacking apparatus in Fig. 1;
Fig. 3 is the longitudinal sectional view of Fig. 2;
Fig. 4 is the structural representation of pull back system in Fig. 1;
Fig. 5 is the longitudinal sectional view of Fig. 4.
In figure: 1, cushion; 2, chair mechanism; 3, front jacking apparatus; 301, the first housing; 302, lifting pin; 303, the first engine installation; 304, connecting panel; 305, the first sawtooth; 306, the first movable block; 307, the first elastic mechanism; 308, the first inclined-plane; 4, pull back system; 401, the second housing; 402, lower link; 403, the second engine installation; 405, the second sawtooth; 406, the second movable block; 407, the second elastic mechanism; 408, the second inclined-plane.
The specific embodiment
The present embodiment relates to a kind of Chain cushion structure that is suitable for vehicle frontal collision, as shown in Figure 1, it comprises the armchair structure 2 with cushion 1, and not shown control unit, vehicle collision is carried out to the detecting unit of sensing, wherein, detect unit and can adopt the sensor that is arranged on vehicle front, its detection for vehicle collision is occurred, and the result of detection is sent to control unit, control unit is according to controlling processing after the signal receiving.In structure of the present utility model, be also included under the control of control unit, drive cushion 1 to overturn so that the driver train that cushion 1 changes with respect to the angle between vehicle floor in vehicle lengthwise direction.In the present embodiment, driver train comprise be placed in cushion 1 below, cushion 1 front portion is applied to upwards two front jacking apparatus 3 of arranging along cushion Width of jacking force, and be placed in two pull back system 4 of arranging along cushion Width cushion 1 below, that cushion 1 rear portion is applied to downward pulling force.
If Fig. 2 is in conjunction with as shown in Fig. 3, front jacking apparatus 3 comprises the first housing 301 of the inner hollow being fixed on vehicle floor, be connected in cushion 1 bottom and be inserted into the lifting pin 302 in the first housing 301, and under the control of control unit, driving the first up engine installation 303 of lifting pin 302.The whole one-tenth of the first housing 301 is cylindric, and its external stability is connected with connecting panel 304, by connecting panel 304, the first housing 301 can be fixedly connected on car body.
By the jacking of 303 pairs of lifting pins 302 of the first engine installation, can make lifting pin 302 up with respect to the first housing 301, to realize the up pushing tow to cushion 1 front portion.In order to improve the promptness to lifting pin 302 jackings, the explosive that the first engine installation 303 in the present embodiment adopts in the first housing 301 that is inclusive in lifting pin 302 bottoms, explosive by control unit, controlled and by point quick-fried, to provide jacking power to lifting pin 302.
In the first housing 301, be provided with the first stop gear that coordinate with lifting pin 302, that lifting pin 302 upward position are limited.In the present embodiment, the first position limiting structure comprises the first sawtooth 305 that is arranged on the first housing 301 inner relative both sides, and connection is arranged on lifting pin 302, under state of nature, clamping stagnation is at the first limiting stopper of the first sawtooth 305 between cog, the first limiting stopper is under radial effect power, can be along the radial shrinkage of the first housing 301, its concrete structure as shown in Figure 3, comprise along lifting pin 302 and be radially located in two the first movable blocks 306 in lifting pin 302, and be connected in the first elastic mechanism 307 between two the first movable blocks 306, the free end of each first movable block 306 is provided with the first inclined-plane 308 matching with the first sawtooth 305.The first elastic mechanism 307 can adopt the parts that spring or steel wire etc. can spring energy storage, it is when state of nature, promoting two the first movable blocks 306 is embedded into respectively in the between cog of the first sawtooth 305, and at lifting pin 302 during by jacking, the first inclined-plane 308 coordinates with the gear tooth friction of the first sawtooth 305, make the flank of tooth of the first sawtooth 305 carry out radial compression to the first movable block 306, after making between two the first movable blocks 306 to shrink, by the spacing between the first sawtooth crown of the left and right sides, realize up, when the top lift being subject at lifting pin 302 can not impel the spacing of the first sawtooth 305 by between crown, the elastic force that two the first movable blocks 306 are subject to the first elastic mechanism 307 stretches to both sides, the final clamping stagnation that stops is at the between cog of the first sawtooth 305.
The structure of pull back system 4 as shown in Figure 4, Figure 5, it has and the similar inner structure of front jacking apparatus 3, it comprises the second housing 401 of the inner hollow being fixed on vehicle floor, be connected in cushion 1 bottom and be inserted into the lower link 402 in the second housing 401, and under the control of control unit, driving the second descending engine installation 403 of lower link 402.The whole one-tenth of the second housing 401 is cylindric, and its bottom is fixedly connected on vehicle floor.
By the pushing tow of 403 pairs of lower links 402 of the second engine installation, can make lower link 402 descending with respect to the second housing 401, to realize the descending promotion to cushion 1 rear portion.In order to improve the promptness to lower link 402 descending promotions, the explosive that the second engine installation 403 in the present embodiment adopts in the second housing 401 that is inclusive in lower link 402 tops, explosive by control unit, controlled and by point quick-fried, to provide propulsion power to lower link 402.
In the second housing 401, be provided with the second stop gear that coordinate with lower link 402, that lower link 402 downstream position are limited.In the present embodiment, the second position limiting structure comprises the second sawtooth 405 that is arranged on the second housing 401 inner relative both sides, and connection is arranged on lower link 402, under state of nature, clamping stagnation is at the second limiting stopper of the second sawtooth 405 between cog, the second limiting stopper is under radial effect power, can be along the radial shrinkage of the second housing 401, its concrete structure as shown in Figure 5, the second limiting stopper comprises along lower link 402 and is radially located in two the second movable blocks 406 in lower link 402, and be connected in the second elastic mechanism 407 between two the second movable blocks 406, the free end of each second movable block 406 is provided with the second inclined-plane 408 matching with the second sawtooth 405.The second elastic mechanism 407 can adopt the parts that spring or steel wire etc. can spring energy storage, it is when state of nature, promoting two the second movable blocks 406 is embedded into respectively in the between cog of the second sawtooth 405, and at lower link 402 during by pushing tow, the second inclined-plane 408 coordinates with the gear tooth friction of the second sawtooth 405, make the flank of tooth of the second sawtooth 405 carry out radial compression to the second movable block 406, after making between two the second movable blocks 406 to shrink, by the spacing between the second sawtooth crown of the left and right sides, realize descending, when the top lift being subject at lower link 402 can not impel the spacing of the second sawtooth 405 by between crown, the elastic force that two the second movable blocks 406 are subject to the second elastic mechanism 407 stretches to both sides, the final clamping stagnation that stops is at the between cog of the second sawtooth 405.
When collision happens, control unit controls the first engine installation 303 and 403 of the second engine installations are quick-fried, the front end of the energy promotion cushion 1 of 303 quick-fried generations of the first engine installation is up, the second engine installation 403 pulls the rear end of cushion 1 descending, finally to realize cushion 1 with respect to the angular adjustment between vehicle floor, thereby while making vehicle generation central collision, the center of gravity of guaranteeing as much as possible occupant does not change, avoid safety strap because of occupant's mass centre changing cause to occupant injury and can prevent the injury that occupant's dive causes it.
Claims (10)
1. a Chain cushion structure that is suitable for vehicle frontal collision, comprise control unit, and the detecting unit that vehicle collision is carried out to sensing, it is characterized in that: be also included under the control of control unit, drive cushion in vehicle lengthwise direction, to overturn so that the driver train that cushion changes with respect to the angle between vehicle floor.
2. the Chain cushion structure that is suitable for vehicle frontal collision according to claim 1, is characterized in that: described driver train comprise be placed in cushion below, cushion front portion is applied to the upwards front jacking apparatus of jacking force.
3. the Chain cushion structure that is suitable for vehicle frontal collision according to claim 2, it is characterized in that: described front jacking apparatus comprises the first housing being fixed on vehicle floor, be connected in cushion bottom and be inserted into the lifting pin in the first housing, and under the control of control unit, driving the first up engine installation of lifting pin.
4. the Chain cushion mechanism that is suitable for vehicle frontal collision according to claim 3, is characterized in that: the first described engine installation be inclusive in the first housing of lifting pin bottom, by control unit, controlled and by the quick-fried explosive of point.
5. the Chain cushion structure that is suitable for vehicle frontal collision according to claim 3, is characterized in that: in the first housing, be provided with the first stop gear coordinating with lifting pin, lifting pin upward position is limited.
6. the Chain cushion structure that is suitable for vehicle frontal collision according to claim 5, it is characterized in that: the first described position limiting structure comprises the first sawtooth that is arranged on the first relative both sides of enclosure interior, and connect be arranged on lifting pin, under state of nature clamping stagnation at the between cog of the first sawtooth under external force can be along the first limiting stopper of the first housing radial shrinkage; When lifting pin rises, the first described limiting stopper is subject to the extruding of the first sawtooth gabarit and shrinks.
7. the Chain cushion structure that is suitable for vehicle frontal collision according to claim 6, it is characterized in that: the first described limiting stopper comprises along lifting pin and is radially located in two the first movable blocks in lifting pin, and being connected in the first elastic mechanism between two the first movable blocks, the free end of each first movable block is provided with the first inclined-plane matching with the first sawtooth.
8. according to the Chain cushion structure that is suitable for vehicle frontal collision described in any one in claim 1 to 7, it is characterized in that: described driver train comprises and is placed in pull back system cushion below, that cushion rear portion is applied to downward pulling force.
9. the Chain cushion structure that is suitable for vehicle frontal collision according to claim 8, it is characterized in that: described pull back system comprises the second housing being fixed on vehicle floor, be connected in cushion bottom and be inserted into the lower link in the second housing, and under the control of control unit, driving the second descending engine installation of lower link.
10. the Chain cushion structure that is suitable for vehicle frontal collision according to claim 9, is characterized in that: in the second housing, be provided with the second stop gear coordinating with lower link, lower link downstream position is limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420150166.7U CN203854537U (en) | 2014-03-31 | 2014-03-31 | Seat cushion structure suitable for vehicle head-on collision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420150166.7U CN203854537U (en) | 2014-03-31 | 2014-03-31 | Seat cushion structure suitable for vehicle head-on collision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203854537U true CN203854537U (en) | 2014-10-01 |
Family
ID=51604411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420150166.7U Expired - Lifetime CN203854537U (en) | 2014-03-31 | 2014-03-31 | Seat cushion structure suitable for vehicle head-on collision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203854537U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740316A (en) * | 2017-01-18 | 2017-05-31 | 成都锐奕信息技术有限公司 | Vehicle-mounted preventing collision protection seat |
| CN108909850A (en) * | 2018-06-12 | 2018-11-30 | 吉利汽车研究院（宁波）有限公司 | A kind of active pop-up self-locking limit energy absorption device of instrument board and instrument board |
| CN108909554A (en) * | 2018-06-12 | 2018-11-30 | 吉利汽车研究院（宁波）有限公司 | A kind of active crumple self-locking device of side collision seat and seat |
| CN108944590A (en) * | 2018-05-31 | 2018-12-07 | 厦门理工学院 | A kind of active safety seat |
| CN109927665A (en) * | 2019-03-18 | 2019-06-25 | 厦门理工学院 | A kind of protective device based on children pedestrian, guard method and automobile |
| CN110126692A (en) * | 2019-04-26 | 2019-08-16 | 北京长城华冠汽车技术开发有限公司 | A kind of seat system of the anti-dive air bag of band |
| CN110316032A (en) * | 2018-03-30 | 2019-10-11 | 株式会社斯巴鲁 | Occupant protection system |
| CN110877554A (en) * | 2018-09-05 | 2020-03-13 | 宁波均胜汽车安全系统有限公司 | Passenger car seat and passenger car adopting same |
| CN115923620A (en) * | 2021-08-24 | 2023-04-07 | 北汽福田汽车股份有限公司 | Seat assembly of vehicle and vehicle that has it |
-
2014
- 2014-03-31 CN CN201420150166.7U patent/CN203854537U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740316A (en) * | 2017-01-18 | 2017-05-31 | 成都锐奕信息技术有限公司 | Vehicle-mounted preventing collision protection seat |
| CN110316032A (en) * | 2018-03-30 | 2019-10-11 | 株式会社斯巴鲁 | Occupant protection system |
| CN108944590A (en) * | 2018-05-31 | 2018-12-07 | 厦门理工学院 | A kind of active safety seat |
| CN108909850A (en) * | 2018-06-12 | 2018-11-30 | 吉利汽车研究院（宁波）有限公司 | A kind of active pop-up self-locking limit energy absorption device of instrument board and instrument board |
| CN108909554A (en) * | 2018-06-12 | 2018-11-30 | 吉利汽车研究院（宁波）有限公司 | A kind of active crumple self-locking device of side collision seat and seat |
| CN108909554B (en) * | 2018-06-12 | 2020-04-28 | 吉利汽车研究院（宁波）有限公司 | Active crumple self-locking device of side collision seat and seat |
| CN110877554A (en) * | 2018-09-05 | 2020-03-13 | 宁波均胜汽车安全系统有限公司 | Passenger car seat and passenger car adopting same |
| CN109927665A (en) * | 2019-03-18 | 2019-06-25 | 厦门理工学院 | A kind of protective device based on children pedestrian, guard method and automobile |
| CN110126692A (en) * | 2019-04-26 | 2019-08-16 | 北京长城华冠汽车技术开发有限公司 | A kind of seat system of the anti-dive air bag of band |
| CN115923620A (en) * | 2021-08-24 | 2023-04-07 | 北汽福田汽车股份有限公司 | Seat assembly of vehicle and vehicle that has it |
| CN115923620B (en) * | 2021-08-24 | 2024-12-17 | 北汽福田汽车股份有限公司 | Seat assembly of vehicle and vehicle with seat assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141001 |
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| CX01 | Expiry of patent term |