CN103802700B - A kind of automotive seat buffer device for collision - Google Patents
A kind of automotive seat buffer device for collision Download PDFInfo
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- CN103802700B CN103802700B CN201410054762.XA CN201410054762A CN103802700B CN 103802700 B CN103802700 B CN 103802700B CN 201410054762 A CN201410054762 A CN 201410054762A CN 103802700 B CN103802700 B CN 103802700B
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- sleeve pipe
- piston
- seat
- automotive seat
- lock
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- 230000035939 shock Effects 0.000 claims abstract description 14
- 239000006096 absorbing agent Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 241000863032 Trieres Species 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Seats For Vehicles (AREA)
Abstract
The present invention discloses a kind of automotive seat crusherbull zone method and device.The technical matters solved is to provide that a kind of structure is simple, dependable performance, energy-absorbing or release can effect more preferably device, and this device can be suitable for simultaneously knock into the back or frontal impact accident.For solving the problem, the technical solution used in the present invention comprises sleeve pipe, one end of described sleeve pipe arranges chute, the other end is closing end, in sleeve pipe, arrange piston, described piston is arranged on sleeve pipe by anchor fitting, and the opposite end of the corresponding chute of described sleeve pipe arranges shock absorber, described sleeve pipe and underbody car are installed, and described piston and automotive seat are installed.By the device that said method realizes, with traditional energy-absorbing or release and compared with device, structure can be had simple, dependable performance, energy-absorbing or release can the advantages such as effect is better, and knock into the back or frontal impact accident by being symmetrical arranged to be suitable for simultaneously.In addition, this device can Reusability, when reusing, and the lock that only need more renew.
Description
Technical field
The present invention relates to a kind of automotive seat crusherbull zone method and device.
Background technology
In car accedent, automotive seat are the component parts played an important role in passive protection.First; in accident, automotive seat will ensure to make occupant be within the living space of self; prevent other vehicle-mounted bodies (as other occupants, goods) from entering into this space; and make occupant keep certain attitude in accident generating process, its protective value can be given full play to make constrained system.In addition, automotive seat also should have when occupant collides with it, absorb the energy that occupant collides with it, make to be relieved to minimum performance to the injury of occupant.In an impact, seat is concerning safety apparatus of paramount importance passenger protection, because it is the equipment that uniquely can hold on occupant in rear-end collision, the protection that in the design of seat and rear-end collision, occupant is injured is closely related.
But other safety device no matter on automotive seat itself or automobile, all can not actv. for the protection of occupant's neck safety, particularly when automobile knocks into the back or frontal impact accident time, it is exactly neck that front truck occupant holds vulnerable position most.Because the neck of people is very fragile, and free mobility is very large, and when being subject to the shock of vehicle, front truck occupant to layback or can bow forward due to effect of inertia.During layback, be easy to cause whiplass, time serious, cause fractures of neck; Before when bowing, the safety air bag ejected at a high speed and occupant's face crash, and are easy to bullet wound occupant, and can to swoon occupant by bullet time serious, consequence is hardly imaginable.
At present, market there are the automotive seat with rear-end impact occupant neck protection function, mainly contained following two classes.One class is on automotive seat, arrange headrest adjusting structure protection occupant neck.When rear-end impact, power seat headrest rotates forward, thus head when reducing occupant's rear-end impact and the relative motion of neck, effectively protect the neck of occupant.But this protection scheme mechanism is complicated, and cost is higher, is difficult to promote on a large scale.Another kind of is arrange Chair back hypsokinesis structure.When rear-end impact, chair back hypsokinesis structure absorption portion energy, moves after making Chair back, changes the angle of seat, the pulling force suffered by the neck of occupant, vertebra is reduced, thus reaches the object of protection occupant.Main shortcoming be this seat when high speed rear-end impact, the damage of chair back hypsokinesis structure easy energy-absorbing, the chair back is toppled backward, and occupant easily skids off from the chair back, causes other to damage.
Summary of the invention
The technical problem to be solved in the present invention is to provide that a kind of new automotive seat crusherbull zone method and a kind of structure are simple, dependable performance, energy-absorbing or release can effect more preferably device, and the method and device can be suitable for simultaneously knock into the back or frontal impact accident.
For solving the problem, the technical solution used in the present invention comprises automotive seat crusherbull zone method, it is characterized in that this way to play for time comprises the steps:
A: energy step released by seat, and automotive seat are fixed on slide rail by anchor fitting, and when automobile is subject to larger shock, seat departs from anchor fitting instantaneously;
B: seat art skating step, seat departs from after anchor fitting, allow seat under as far as possible little resistance on slide rail art skating one segment distance;
C: seat buffer step, after the slippage of seat on slide rail terminates, is stopped by seat by shock absorber.
Described method, is characterized in that this way to play for time comprises the steps:
D: seat return step, by reset attachment by seat return.
The device that described method realizes, it is characterized in that: comprise sleeve pipe, one end of described sleeve pipe arranges chute, the other end is closing end, in sleeve pipe, arrange piston, described piston is arranged on sleeve pipe by anchor fitting, and the opposite end of the corresponding chute of described sleeve pipe arranges shock absorber, described sleeve pipe and underbody car are installed, and described piston and automotive seat are installed.
Described device, is characterized in that: described anchor fitting is lock, and described lock is located on sleeve pipe and piston.
Described device, is characterized in that: described shock absorber is that the tube wall interference of the opposite end of piston chute corresponding to described sleeve pipe is connected to form.
Described device, is characterized in that: the top, opposite end of the corresponding chute of described sleeve pipe arranges deflation hole.
Described device, is characterized in that: arrange spring in the opposite end pipe of the corresponding chute of described sleeve pipe.
Described device, is characterized in that: described piston tip arranges seal ring.
Described device, is characterized in that: described piston or sleeve pipe arrange tangent plane on the hole periphery wearing lock.
Described device, is characterized in that: described piston and sleeve pipe arrange erecting frame.
Compared with prior art, automotive seat crusherbull zone method of the present invention and device change the usual automobile seat energy absorption of people or release the method for energy, employing is released and, can be slided and cushion three steps, front or rear-end collision is there is once accident, automobile can move moment forward or backward, and the mechanical strength of anchor fitting is far below impulsive force forward or backward, affecting seat and can depart from anchor fitting instantaneously by inertia, seat can keep geo-stationary, automobile continues to slide forward, stops until shock absorber encountered by seat by it.In theory can the 100% moment impact dischargeing automobile by the manner; but because anchor fitting itself has certain mechanical strength; actual moment impact of accomplishing the automobile being discharged into more than 90%, thus play the object of available protecting occupant life safety.
By the device that said method realizes, with traditional energy-absorbing or release and compared with device, structure can be had simple, dependable performance, energy-absorbing or release can the advantages such as effect is better, and knock into the back or frontal impact accident by being symmetrical arranged to be suitable for simultaneously.In addition, this device can Reusability, when reusing, and the lock that only need more renew.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is exploded drawings of the present invention;
Fig. 2 is exploded drawings of the present invention;
Fig. 3 is transparent view of the present invention;
Fig. 4 is the symmetrically arranged structural representation of the present invention.
Detailed description of the invention
Embodiment 1:
Automotive seat crusherbull zone method of the present invention, comprises the steps:
A: energy step released by seat, and automotive seat are fixed on slide rail by anchor fitting, and when automobile is subject to larger shock, seat departs from anchor fitting instantaneously.The impulsive force produced during auto against is not only very large, and very complicated, if when the test speed of a motor vehicle is 48 kilometers/hour, calculates average impact according to momentum theorem formula F=m (V '-V)/t.If average impact is 400 kilograms, so maximum impact force may more than 1 ton.If standard seat being departed from instantaneously anchor fitting is decided to be the collision of 48 kilometers/hour, as long as so anchor fitting mechanical strength is arranged on about 400 kilograms, and usually normal acceleration or sudden stop impulsive force are much smaller than 400 kilograms, so seat can not be caused to depart from anchor fitting.
B: seat art skating step, seat departs from after anchor fitting, allow seat under as far as possible little resistance on slide rail art skating one segment distance.Seat described here slides as relatively sliding, and actual chair keeps geo-stationary, is that automobile is slided by collision rift forward or backward.
C: seat buffer step, after the slippage of seat on slide rail terminates, is stopped by seat by shock absorber.
Can also comprise in said method:
D: seat return step, by reset attachment by seat return.After seat slides forward or backward, before and after automobile, space can diminish, and reset ensures enough spaces conveniently to allow front row or rear row occupant depart from broken-down vehicle.
As shown in Figures 1 to 3, the device that the present invention realizes according to said method, comprises sleeve pipe 1, and one end of described sleeve pipe 1 arranges chute 2, and chute 2 open end is closed by capping 4, and chute 2 other end is closing end.In sleeve pipe 1, arrange piston 3, described piston 3 is arranged on sleeve pipe 1 by anchor fitting, and the opposite end of the corresponding chute 2 of described sleeve pipe 1 arranges shock absorber.Described sleeve pipe 1 is installed with underbody car, and described piston 3 is installed with automotive seat, if preventing collision, will cushion backwards during installation.Specifically can pass through to arrange erecting frame 11 on sleeve pipe 1 and piston 3, by erecting frame not mounting object connection.
Described anchor fitting is lock 5, and described lock 5 is located on sleeve pipe 1 and piston 3.For ensureing that seat can depart from the constraint of lock smoothly, described piston 3 or sleeve pipe 1 arrange tangent plane 10 on hole 9 periphery wearing lock 5, are cut off by lock 5 smoothly with tangent plane 10.Anchor fitting may also be alternate manner, as arranged telescopic positioning convex etc. on sleeve pipe 1, not doing illustrate one by one at this.Make of lock 5 that to determine device be a kind of ideal mode, it is simple that it has structure, and it is convenient to change, advantages such as (locks of selection different thicknesses) that mechanical strength is arranged flexibly.
Described shock absorber is that the tube wall interference of the opposite end of piston 3 chute 2 corresponding to described sleeve pipe 1 is connected to form.For ensureing leak tightness, seal ring 8 can be set on described piston 3 top.This shock absorber principle, just as injector, utilizes pressure buffer.But because vehicle impact power is very large, tube wall may be caused to explode or have very large antagonistic force, and cause second hurt, the top, opposite end of the corresponding chute 2 of described sleeve pipe 1 arranges deflation hole 6, for slowing down buffering.
In the opposite end pipe of the corresponding chute 2 of described sleeve pipe 1, spring 7 can also be set.Spring 7 plays reset automotive seat and slows down the effect of buffering.
Embodiment 2:
As shown in Figure 4, this device, can be symmetrical arranged, piston and lock are arranged in the middle of sleeve pipe on the device basic described in embodiment 1.Knock into the back or frontal impact accident by being symmetrical arranged to be suitable for simultaneously.
Simply test below by two and principle of work of the present invention is described, to allow people understand core technology place of the present invention more intuitively.
Test 1:
The cup one being filled water is placed on blank sheet of paper, and when trier pulls at a slow speed blank sheet of paper to move, cup can move along with blank sheet of paper, and the water simultaneously in cup also keeps static.When trier pulls blank sheet of paper (taking out blank sheet of paper instantaneously) fast, now cup can not move along with blank sheet of paper, but keeps as you were, and the water simultaneously in cup also keeps static.
Test 2:
The cup one being filled water is placed on blank sheet of paper, and bottom of cups and blank sheet of paper bond together by blend compounds water, and when trier pulls at a slow speed blank sheet of paper to move, cup can move along with blank sheet of paper, and the water simultaneously in cup also keeps static.When trier pulls blank sheet of paper (taking out blank sheet of paper instantaneously) fast, now cup can to layback, the water simultaneously in cup also can clear go out.
Be readily appreciated that by above-mentioned test example, blank sheet of paper is equivalent to automobile, and cup is equivalent to automotive seat, and water is equivalent to people.Pull at a slow speed blank sheet of paper to move, be equivalent to automobile and normally exercise, take out blank sheet of paper instantaneously, be equivalent to automobile and be collided.Conventional car seats arranges and is equivalent to test 2 state, and no matter automotive seat and automobile, for being fixedly connected with, are arranged on around cup with what energy absorption device, be all difficult to accomplish 100% can not allow water clear go out.Automotive seat of the present invention arrange and are equivalent to test 1 state, automotive seat and automobile are equivalent to be flexibly connected that (mechanical strength of lock is not very large, when being subject to clashing into energetically, piston energy instantaneous trip lock, the friction force be equivalent between cup and blank sheet of paper is easy to overcome), without the need to any auxiliary energy absorption device, can accomplish in theory 100% can not allow water clear go out (owing to there being certain friction between cup and blank sheet of paper, so water has weak vibrations).
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., be all included within protection scope of the present invention.
Claims (5)
1. an automotive seat buffer device for collision, comprise sleeve pipe (1), one end of described sleeve pipe (1) arranges chute (2), the other end is closing end, piston (3) is set in sleeve pipe (1), described piston (3) is arranged on sleeve pipe (1) by anchor fitting, the opposite end of described sleeve pipe (1) corresponding chute (2) arranges shock absorber, described sleeve pipe (1) and underbody car are installed, described piston (3) and automotive seat are installed, it is characterized in that: described shock absorber is that piston (3) is connected to form with the tube wall interference of the opposite end of described sleeve pipe (1) corresponding chute (2), the top, opposite end of described sleeve pipe (1) corresponding chute (2) arranges deflation hole (6), spring (7) is set in the opposite end pipe of described sleeve pipe (1) corresponding chute (2).
2. device according to claim 1, is characterized in that: described anchor fitting is lock (5), and described lock (5) is located on sleeve pipe (1) and piston (3).
3. device according to claim 1, is characterized in that: described piston (3) top arranges seal ring (8).
4. device according to claim 1, is characterized in that: described piston (3) or sleeve pipe (1) arrange tangent plane (10) on hole (9) periphery wearing lock (5).
5. device according to claim 1, is characterized in that: described piston (3) and sleeve pipe (1) arrange erecting frame (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410054762.XA CN103802700B (en) | 2014-02-12 | 2014-02-12 | A kind of automotive seat buffer device for collision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410054762.XA CN103802700B (en) | 2014-02-12 | 2014-02-12 | A kind of automotive seat buffer device for collision |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103802700A CN103802700A (en) | 2014-05-21 |
| CN103802700B true CN103802700B (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410054762.XA Active CN103802700B (en) | 2014-02-12 | 2014-02-12 | A kind of automotive seat buffer device for collision |
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| Country | Link |
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| CN (1) | CN103802700B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059151B (en) * | 2015-08-17 | 2017-10-20 | 泉州泉港灿鹏机械设备有限公司 | A kind of impact attenuation device for automotive seat |
| CN107792108B (en) * | 2017-10-23 | 2020-05-22 | 中车长春轨道客车股份有限公司 | Device for backing driver seat of subway vehicle after collision |
| CN108058625B (en) * | 2018-01-05 | 2020-05-19 | 安徽久利昌机械有限公司 | Automobile seat with damping device |
| CN111086423B (en) * | 2020-01-15 | 2023-12-05 | 灏昕汽车零部件制造无锡有限公司 | Shock-absorbing device for automobile seat |
| CN111845492B (en) * | 2020-07-31 | 2024-04-12 | 南京理工大学 | Buffer partition device and buffer partition method for military vehicle seat |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2423150Y (en) * | 2000-01-07 | 2001-03-14 | 柳州市五岳科技服务有限责任公司 | Safety seat with anti-collision on vehicle |
| DE60008640T2 (en) * | 1999-07-05 | 2005-02-24 | Honda Giken Kogyo K.K. | Motor vehicle occupant protection system |
| CN201070997Y (en) * | 2007-05-28 | 2008-06-11 | 段新杰 | Movable safety chair |
| DE102011101150A1 (en) * | 2011-05-11 | 2012-11-15 | Daimler Ag | Passenger protection device for vehicle, has vehicle seat longitudinally displaceable opposite to driving direction of vehicle by piston-cylinder unit during head-on collision with obstacle |
| CN203698019U (en) * | 2014-02-12 | 2014-07-09 | 吴双双 | Vehicle seat collision buffering device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100489986B1 (en) * | 2002-11-18 | 2005-05-17 | 김원규 | safety seat with shock-absorber for a car |
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2014
- 2014-02-12 CN CN201410054762.XA patent/CN103802700B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60008640T2 (en) * | 1999-07-05 | 2005-02-24 | Honda Giken Kogyo K.K. | Motor vehicle occupant protection system |
| CN2423150Y (en) * | 2000-01-07 | 2001-03-14 | 柳州市五岳科技服务有限责任公司 | Safety seat with anti-collision on vehicle |
| CN201070997Y (en) * | 2007-05-28 | 2008-06-11 | 段新杰 | Movable safety chair |
| DE102011101150A1 (en) * | 2011-05-11 | 2012-11-15 | Daimler Ag | Passenger protection device for vehicle, has vehicle seat longitudinally displaceable opposite to driving direction of vehicle by piston-cylinder unit during head-on collision with obstacle |
| CN203698019U (en) * | 2014-02-12 | 2014-07-09 | 吴双双 | Vehicle seat collision buffering device |
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| Publication number | Publication date |
|---|---|
| CN103802700A (en) | 2014-05-21 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180713 Address after: 510000 No. 3, modern industrial park, Hualong Town, Panyu District, Guangzhou, Guangdong Patentee after: Guangzhou an Dao extension car seat Co., Ltd. Address before: 325615 Yongfeng Road, Taqiao Village, Hongqiao Town, Yueqing City, Zhejiang Province Patentee before: Wu Shuangshuang |