CN205098002U - Car seat headrest initiative protector - Google Patents
Car seat headrest initiative protector Download PDFInfo
- Publication number
- CN205098002U CN205098002U CN201520827277.1U CN201520827277U CN205098002U CN 205098002 U CN205098002 U CN 205098002U CN 201520827277 U CN201520827277 U CN 201520827277U CN 205098002 U CN205098002 U CN 205098002U
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- Prior art keywords
- connecting rod
- headrest
- cylinder
- framework
- adjust bar
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- Expired - Fee Related
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- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
The utility model discloses a car seat headrest initiative protector, including cylinder, control module and framework, the framework is fixed in the headrest, and the output of cylinder is connected with regulation pole one end, adjusts the pole other end and is connected with first board, install the regulation pole on the cylinder tip, install coaxial fixed block on adjusting the pole, be provided with two connecting rod B along adjusting pole axis symmetry on a side end face of the positive correct board of fixed block, connecting rod B free end hinges with connecting rod A one end, connecting rod C one end respectively, and the connecting rod A other end and first board bottom are articulated, and the connecting rod C other end hinges with the framework lateral wall. When the interval of the vehicle that is located the car rear and this car was in a safe range of value, the control module direct control cylinder returned and contracts, adjusts the pole and drives first board rearward movement for passenger's head and the support of headrest part restore to the throne, need not manually operation, realize headrest protection and automobile safety coefficient's synchronization, and then strengthen automobile driving safety's confidence coefficient.
Description
Technical field
The utility model relates to Intelligent Vehicle Initiative Security System, specifically refers to a kind of car seat headrest active protecting device.
Background technology
The form of traffic accident is divided into head-on crash, side collision, rear-end impact and pedestrian impact.Wherein rear-end impact causes its probability of occurrence higher because of its unpredictable property.Therefore, in automotive safety research, when planning the Preservation tactics of automobile passenger for the rear-end impact in above-mentioned form, although cause the gross distortion of personnel's mortal injury and car body by bus all relatively little, but still neck whiplash injury can be caused to front truck occupant.
In prior art, neck protection is based on seat system, and protection philosophy is that when being limited in rear-end impact by the backrest of seat system and headrest, head is relative to the motion backward of upper trunk, and then the risk of reduction whiplash injury.Active headrest common on market is generally pure physical construction, mainly contain two kinds, one is promote and the connecting rod mechanism be connected of resting the head on the relative motion of seat by occupant, and then the head of the nearly occupant of pusher head pillow, as SAAB active headrest, in collision process, occupant oppresses seat backward due to inertia, headrest is started by spatial linkage, but this technical scheme exists larger defect, namely when utilizing the energy of collision to start head pillow mechanism, the response time of head pillow mechanism is long, namely, before headrest plays a role, whiplash injury just occurs; Two is trigger headrest by collision energy, by Spring driving, although head pillow mechanism moves reversible, can not draw in voluntarily, and need the outside application force that applies to reset to make it, troublesome poeration, cannot use and intelligentized active safety system; And in head pillow mechanism moving process, the mouth of power drive device can cause outputting power unstable because of the extraordinary circumstances such as vehicle running state or displacement loss, namely there is the pause and transition in rhythm or melody sense of interruption in head pillow mechanism, in such cases, once collide, the head pillow mechanism of movement then can cause serious injury to occupant's neck.
Utility model content
The purpose of this utility model is to provide a kind of car seat headrest active protecting device, realizes, to the anticipation in advance of rear-end impact, starting the mechanism protected occupant's neck in time, and then avoiding the generation of whiplash injury.
The purpose of this utility model is achieved through the following technical solutions:
A kind of car seat headrest active protecting device, the control module comprise the cylinder be fixed in headrest, being electrically connected with cylinder and to be connected with head plate two ends and cross-sectional plane is the framework of U-shaped, described framework is fixed in headrest, the mouth of described cylinder is connected with adjust bar one end, and the described adjust bar other end is connected with head plate; The cylinder head portions relative with mouth is provided with adjust bar, described adjust bar is provided with coaxial fixed block, and on a side end face of the positive correct plate of fixed block, adjust bar axisymmetrical is provided with two connecting rod B, connecting rod B free end is hinged with connecting rod A one end, connecting rod C one end respectively, the described connecting rod C other end and frame side wall hinged; The two side of described framework open end has the rectangular channel for holding a plate, and is just provided with connector on the end face of adjust bar side at described head plate, described connector is threaded with head plate, the described connecting rod A other end and connector end hinged.During utility model works, the control module be electrically connected with cylinder is directly communicated with automobile active safety system, namely when the distance of the vehicle and this car that are positioned at automobile rear is in a dangerous values scope, control module directly by command transfer to cylinder, now the mouth of cylinder is upheld, adjust bar is made to drive head plate to move forward, make the support section of headrest close to occupant's head, and then when realizing being limited in rear-end impact in advance head relatively with the motion backward of upper trunk, the whiplash injury that when collision free occurs, the startup of cylinder causes not in time occurs; When the spacing of the vehicle and this car that are positioned at automobile rear is in a safety value scope, the direct control cylinder retraction of control module, namely adjust bar drives head plate to move backward, and then the head of occupant and the support section of headrest are resetted, without the need to M/C, the protection of realization headrest is synchronous with automobile safety system, and then strengthens the safety factor of automobile driving safe.
In the moving process of head plate, due to the instability occurred when the abrupt change meeting of vehicle condition or cylinder run, a plate shifting time disconnected appearance is paused, the unstable states such as speed change, and then cause a plate to cause certain impact when contacting with the part of the force of headrest to occupant's neck, for this this device is provided with fixed block on adjust bar, and at fixed block, head plate bottom surface and framework madial wall arrange connecting rod A, connecting rod B, connecting rod C, make the movement of a plate be subject to the support of framework both sides inwall and fixed block simultaneously, when the unstable state such as there is rocking in the movement of adjust bar, connecting rod A, the imposed stress that adjust bar produces can be eliminated by moving structure that connecting rod B and connecting rod C is formed mutually, and then realize the stable movement of head plate, avoid a plate to move and unexpected injury is caused to occupant, improve the driving of occupant simultaneously or ride comfort level.
Further, framework two side has rectangular channel can hold by the two ends of head plate, and the base portion of head plate is then directly placed in framework, and then greatly reduces protective device taking up room in headrest; And adjust bar is threaded with head plate by connector, namely a plate is made to realize quick-replaceable, for different headrest models and size, the head plate matched with it is used to install, remainder then can standardized production, and then improve the production efficiency of protective device, be convenient to expand the scale of production.
Further, also comprise the adapter plate being arranged on framework inside, described cylinder mouth is movable through adapter plate, and described adjust bar is arranged with spring, and the two ends of described spring are connected with fixed block, adapter plate respectively.The unstable period that may occur in moving process for head plate and with headrest part of the force contact time can form certain impulse force, therefore, this device is sheathed spring on adjust bar, and when driving a vehicle normal, this spring is in compressive state, when there are abnormal condition when head plate moves, the imposed stress that head plate or adjust bar produce can be eliminated buffering by spring, and pass through fixed block, stablizing in headrest is fixed for framework and cylinder, effectively can support plate stable folding and unfolding in case of emergency of starting, ensure the moving velocity of head plate relatively mild and there will not be acceleration suddenly or the situation of slowing down, realize the object extending headrest service life.
Further, described spring is torsion spring.As preferably, in cylinder mouth retraction process, the movement of head plate and framework is comparatively slow, but there will be along the small size swing in the radial direction of cylinder mouth simultaneously, then the utility model selects torsion spring, the imposed stress on or Off-Radial direction radial at it can be born, be interrupted the state occurring swinging in framework under, buffer action is produced to it, ensure its stability simultaneously.
The utility model compared with prior art, has following advantage and beneficial effect:
1, the utility model is when the spacing of the vehicle and this car that are positioned at automobile rear is in a safety value scope, the direct control cylinder retraction of control module, namely cylinder mouth drives head plate to move backward, and then the head of occupant and the support section of headrest are resetted, without the need to M/C, the protection of realization headrest is synchronous with automobile safety system, and then strengthens the safety factor of automobile driving safe;
2, the utility model spring be arranged between adjust bar and frame side wall can ensure a plate or framework move to close to during its end position by the impulsive force of himself a buffering part, make the moving velocity of a plate relatively mild and there will not be acceleration suddenly or the situation of slowing down, realizing the object extending headrest service life;
3, the utility model selects torsion spring, can bear the imposed stress on or Off-Radial direction radial at it, produces buffer action, ensure its stability simultaneously in framework under being interrupted the state occurring swinging to it.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms a application's part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the utility model structural representation;
Mark and corresponding parts title in accompanying drawing:
1-head plate, 2-cylinder, 3-framework, 4-adjust bar, 5-connecting rod A, 6-connecting rod B, 7-connecting rod C, 8-spring, 9-control module, 10-adapter plate, 11-fixed block, 12-rectangular channel, 13-connector.
Detailed description of the invention
Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment 1
As shown in Figure 1, the control module 9 that the present embodiment comprises the cylinder 2 be fixed in headrest, be electrically connected with cylinder 2 and to be connected with head plate 1 two ends and cross-sectional plane is the framework 3 of U-shaped, described framework 3 is fixed in headrest, the mouth of described cylinder 2 is connected with adjust bar 4 one end, and described adjust bar 4 other end is connected with head plate 1; Cylinder 2 end relative with mouth is provided with adjust bar 4, described adjust bar 4 is provided with coaxial fixed block 11, and on a side end face of the positive correct plate 1 of fixed block 11, adjust bar 4 axisymmetrical is provided with two connecting rod B6, connecting rod B6 free end is hinged with connecting rod A5 one end, connecting rod C7 one end respectively, the described connecting rod C7 other end and framework 3 side walls hinged; The two side of described framework 3 open end has the rectangular channel 12 for holding a plate 1, and connector 13 is provided with on the end face of described head plate 1 just to adjust bar 4 side, described connector 13 is threaded with head plate 1, the described connecting rod A5 other end and connector 13 end hinged.Also comprise the adapter plate 10 being arranged on framework 3 inside, described cylinder 2 mouth is movable through adapter plate 10, and described adjust bar 4 is arranged with spring 8, and the two ends of described spring 8 are connected with fixed block 11, adapter plate 10 respectively.
During work, the control module 9 be electrically connected with cylinder 2 is directly communicated with automobile active safety system, namely when the distance of the vehicle and this car that are positioned at automobile rear is in a dangerous values scope, control module 9 directly by command transfer to cylinder 2, now the mouth of cylinder 2 is upheld, adjust bar is made to drive head plate 1 to move forward, make the support section of headrest close to occupant's head, and then when realizing being limited in rear-end impact in advance head relatively with the motion backward of upper trunk, the whiplash injury that when collision free occurs, the startup of cylinder 2 causes not in time occurs; When the spacing of the vehicle and this car that are positioned at automobile rear is in a safety value scope, control module 9 directly control cylinder 2 bounces back, namely cylinder 2 mouth drives head plate 1 to move backward, and then the head of occupant and the support section of headrest are resetted, without the need to M/C, the protection of realization headrest is synchronous with automobile safety system, and then strengthens the safety factor of automobile driving safe.
In the moving process of head plate 1, due to the instability occurred when the abrupt change meeting of vehicle condition or cylinder 2 run, a plate 1 shifting time disconnected appearance is paused, the unstable states such as speed change, and then cause a plate 1 to cause certain impact when contacting with the part of the force of headrest to occupant's neck, for this this device is provided with fixed block 11 on adjust bar 4, and at fixed block 11, head plate 1 bottom surface and framework 3 madial wall arrange connecting rod A5, connecting rod B6, connecting rod C7, make the movement of a plate 1 be subject to the support of framework 3 both sides inwall and fixed block 11 simultaneously, when the unstable state such as there is rocking in the movement of adjust bar 4, connecting rod A5, the imposed stress that adjust bar 4 produces can be eliminated by moving structure that connecting rod B6 and connecting rod C7 is formed mutually, and then realize the stable movement of head plate 1, avoid a plate 1 to move and unexpected injury is caused to occupant, improve the driving of occupant simultaneously or ride comfort level.Further, framework 3 two side has rectangular channel 12 can hold by the two ends of head plate 1, and the base portion of head plate 1 is then directly placed in framework 3, and then greatly reduces protective device taking up room in headrest; And adjust bar 4 is threaded with head plate 1 by connector 13, namely a plate 1 is made to realize quick-replaceable, for different headrest models and size, the head plate 1 matched with it is used to install, remainder then can standardized production, and then improve the production efficiency of protective device, be convenient to expand the scale of production.
The unstable period that may occur in moving process for head plate 1 and with headrest part of the force contact time can form certain impulse force, therefore, this device is sheathed spring 8 on adjust bar 4, and when driving a vehicle normal, this spring 8 is in compressive state, the imposed stress that when there are abnormal condition when head plate 1 moves, head plate 1 or adjust bar 4 can produce by spring 8 eliminates buffering, and by fixed block 11, stablizing in headrest is fixed for framework 3 and cylinder 2, effectively can support plate 1 stable folding and unfolding in case of emergency of starting, ensure the moving velocity of head plate 1 relatively mild and there will not be acceleration suddenly or the situation of slowing down, realize the object extending headrest service life.
As preferably, in cylinder 2 mouth retraction process, head plate 1 is comparatively slow with the movement of framework 3, but there will be along the small size swing in the radial direction of cylinder 2 mouth simultaneously, then the present embodiment selects torsion spring, the imposed stress on or Off-Radial direction radial at it can be born, be interrupted the state occurring swinging in framework 3 under, buffer action is produced to it, ensure its stability simultaneously.
Above-described detailed description of the invention; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only detailed description of the invention of the present utility model; and be not used in restriction protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a car seat headrest active protecting device, the control module (9) comprise the cylinder (2) be fixed in headrest, being electrically connected with cylinder (2) and to be connected with head plate (1) two ends and cross-sectional plane is the framework (3) of U-shaped, described framework (3) is fixed in headrest, it is characterized in that: the mouth of described cylinder (2) is connected with adjust bar (4) one end, and described adjust bar (4) other end is connected with head plate (1); Cylinder (2) end relative with mouth is provided with adjust bar (4), described adjust bar (4) is provided with coaxial fixed block (11), and on a side end face of the positive correct plate (1) of fixed block (11), adjust bar (4) axisymmetrical is provided with two connecting rod B(6), connecting rod B(6) free end respectively with connecting rod A(5) one end, connecting rod C(7) one end is hinged, described connecting rod C(7) other end and framework (3) side walls hinged; The two side of described framework (3) open end has the rectangular channel (12) for holding a plate (1), and connector (13) is provided with on the end face of described head plate (1) just to adjust bar (4) side, described connector (13) is threaded with head plate (1), described connecting rod A(5) other end and connector (13) end hinged.
2. a kind of car seat headrest active protecting device according to claim 1, it is characterized in that: also comprise and be arranged on the inner adapter plate (10) of framework (3), described cylinder (2) mouth is movable through adapter plate (10), described adjust bar (4) is arranged with spring (8), and the two ends of described spring (8) are connected with fixed block (11), adapter plate (10) respectively.
3. a kind of car seat headrest active protecting device according to claim 2, is characterized in that: described spring (8) is torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827277.1U CN205098002U (en) | 2015-10-26 | 2015-10-26 | Car seat headrest initiative protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827277.1U CN205098002U (en) | 2015-10-26 | 2015-10-26 | Car seat headrest initiative protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205098002U true CN205098002U (en) | 2016-03-23 |
Family
ID=55513810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520827277.1U Expired - Fee Related CN205098002U (en) | 2015-10-26 | 2015-10-26 | Car seat headrest initiative protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205098002U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235562A (en) * | 2015-10-26 | 2016-01-13 | 成都云科新能汽车技术有限公司 | Active neck protection structure for seat headrest |
| CN110461649A (en) * | 2017-02-09 | 2019-11-15 | 格瑞玛股份公司 | Head rest |
-
2015
- 2015-10-26 CN CN201520827277.1U patent/CN205098002U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235562A (en) * | 2015-10-26 | 2016-01-13 | 成都云科新能汽车技术有限公司 | Active neck protection structure for seat headrest |
| CN110461649A (en) * | 2017-02-09 | 2019-11-15 | 格瑞玛股份公司 | Head rest |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20171026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |