CN205098003U - Initiative headrest of protection automobile passenger neck safety - Google Patents
Initiative headrest of protection automobile passenger neck safety Download PDFInfo
- Publication number
- CN205098003U CN205098003U CN201520827703.1U CN201520827703U CN205098003U CN 205098003 U CN205098003 U CN 205098003U CN 201520827703 U CN201520827703 U CN 201520827703U CN 205098003 U CN205098003 U CN 205098003U
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- headrest
- cylinder
- framework
- automobile
- movable block
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Abstract
The utility model discloses an initiative headrest of protection automobile passenger neck safety, include cylinder, control module and framework, the framework is slided and is set up in the headrest, hold opening of framework to be provided with first board, first board is connected with the output of cylinder, installs the regulation pole on the cylinder tip relative with the output, and the one end and the regulation pole of connecting rod are articulated, and the movable block is installed to the other end of connecting rod, and it has two and movable block matched with dovetail groove to open on the framework is just to the inside wall of adjusting the pole. When the interval of the vehicle that lies in the automobile rear and this car was in a safe range of value, the control module direct control cylinder returned and contracts, and the cylinder output drives first board rearward movement promptly, and then makes passenger's the head and the support part of headrest restore to the throne, need not manually operation, realized headrest protection and automobile safety coefficient's synchronization, and then strengthened 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 active headrest protecting automobile passenger neck safety.
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.
Utility model content
The purpose of this utility model is to provide a kind of active headrest protecting automobile passenger neck safety, 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 active headrest protecting automobile passenger neck safety, comprise the cylinder be fixed in headrest, the control module be 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 slidably arranged in headrest, the open end of described framework is provided with a plate, described head plate is connected with the mouth of cylinder, the cylinder head portions relative with mouth is provided with adjust bar, also comprise two connecting rods, one end and the adjust bar of described connecting rod are hinged, the other end of connecting rod is provided with movable block, in framework just to the madial wall of adjust bar having two dovetail grooves matched with movable block.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, head plate is driven 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 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.
And, it is inner that cylinder is fixed on headrest, and the other end end relative with mouth is installed adjust bar, two connecting rods and adjust bar hinged, and movable block is slidably arranged in dovetail groove, can when cylinder mouth stretches out, head strip is moved framework and is moved forward in the lump, can ensure that a plate is after being impacted, the support section that framework can be a plate and headrest provides strong support, while the load scope increasing head plate part of the force, prevent a plate or the mouth of cylinder because of stressed concentrated appearance damage.Wherein, two coordinating between movable block with dovetail groove, directly can limit the movable displacement size of framework and head plate, namely when movable block moves to the end position of loose slot, the head advance of plate or the displacement of retrogressing reaches maximization, namely ensure that the moving displacement of cylinder mouth is fixed, avoid a plate to stretch out displacement excessive and reduce the effect of occupant's neck protection, reduce head plate simultaneously and thoroughly do not cause the driving of occupant or comfort level reduces by bus when resetting.
Further, be provided with spring at described adjust bar end, described spring and framework are just connected the inwall of adjust bar side.Head plate or framework can produce certain impact when moving to the end position of himself, this impact effect can be embodied directly in connecting rod or between movable block and loose slot, can directly cause time serious connecting rod or movable block impaired, therefore, the 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.
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, 6-dovetail groove, 7-movable block, 8-spring, 9-control module.
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 present embodiment comprises the cylinder 2 be fixed in headrest, the control module 9 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 slidably arranged in headrest, the open end of described framework 3 is provided with a plate 1, described head plate 1 is connected with the mouth of cylinder 2, cylinder 2 end relative with mouth is provided with adjust bar 4, also comprise two connecting rods 5, one end and the adjust bar 4 of described connecting rod 5 are hinged, the other end of connecting rod 5 is provided with movable block 7, the madial wall of framework 3 just to adjust bar 4 has two dovetail grooves 6 matched with movable block 7, be provided with spring 8 at described adjust bar 4 end, described spring 8 and framework 3 are just connected the inwall of adjust bar 4 side.
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, head plate 1 is driven 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.
And, it is inner that cylinder 2 is fixed on headrest, and the other end end relative with mouth is installed adjust bar 4, two connecting rods 5 are hinged with adjust bar 4, and movable block 7 is slidably arranged in dovetail groove 6, can when cylinder 2 mouth stretches out, head plate 1 drives framework 3 to move forward in the lump, can ensure that a plate 1 is after being impacted, the support section that framework 3 can be a plate 1 and headrest provides strong support, while the load scope increasing head plate 1 part of the force, prevent the mouth of a plate 1 or cylinder 2 because of stressed concentrated appearance damage.Wherein, two movable blocks 7 and coordinating between dovetail groove 6, directly can limit the movable displacement size of framework 3 and head plate 1, namely when movable block 7 moves to the end position of loose slot, the head advance of the plate 1 or displacement of retrogressing reaches maximization, namely ensure that the moving displacement of cylinder 2 mouth is fixed, avoid a plate 1 to stretch out displacement excessive and reduce the effect of occupant's neck protection, reduce head plate 1 simultaneously and thoroughly do not cause the driving of occupant or comfort level reduces by bus when resetting.
Head plate 1 or framework 3 can produce certain impact when moving to the end position of himself, this impact effect can be embodied directly in connecting rod 5 or between movable block 7 and loose slot, can directly cause time serious connecting rod 5 or movable block 7 impaired, therefore, the spring 8 be arranged between adjust bar 4 and framework 3 sidewall can ensure that the impulsive force of himself is cushioned a part close to during its end position moving to by a plate 1 or framework 3, make the moving velocity of a plate 1 relatively mild and there will not be acceleration suddenly or the situation of slowing down, realizing 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 8, 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. protect the active headrest of automobile passenger neck safety for one kind, comprise the cylinder (2) be fixed in headrest, the control module (9) 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 slidably arranged in headrest, it is characterized in that: the open end of described framework (3) is provided with a plate (1), described head plate (1) is connected with the mouth of cylinder (2), cylinder (2) end relative with mouth is provided with adjust bar (4), also comprise two connecting rods (5), one end and the adjust bar (4) of described connecting rod (5) are hinged, the other end of connecting rod (5) is provided with movable block (7), the madial wall of framework (3) just to adjust bar (4) has two dovetail grooves (6) matched with movable block (7).
2. a kind of active headrest protecting automobile passenger neck safety according to claim 1; it is characterized in that: be provided with spring (8) at described adjust bar (4) end, described spring (8) is just connected the inwall of adjust bar (4) side with framework (3).
3. a kind of active headrest protecting automobile passenger neck safety according to claim 2, is characterized in that: described spring (8) is torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827703.1U CN205098003U (en) | 2015-10-26 | 2015-10-26 | Initiative headrest of protection automobile passenger neck safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827703.1U CN205098003U (en) | 2015-10-26 | 2015-10-26 | Initiative headrest of protection automobile passenger neck safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205098003U true CN205098003U (en) | 2016-03-23 |
Family
ID=55513811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520827703.1U Expired - Fee Related CN205098003U (en) | 2015-10-26 | 2015-10-26 | Initiative headrest of protection automobile passenger neck safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205098003U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235558A (en) * | 2015-10-26 | 2016-01-13 | 成都云科新能汽车技术有限公司 | Active headrest protecting neck safety of passengers |
-
2015
- 2015-10-26 CN CN201520827703.1U patent/CN205098003U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235558A (en) * | 2015-10-26 | 2016-01-13 | 成都云科新能汽车技术有限公司 | Active headrest protecting neck safety of passengers |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20171026 |