CN202511953U - Impact device of automotive trim panel - Google Patents
Impact device of automotive trim panel Download PDFInfo
- Publication number
- CN202511953U CN202511953U CN2011205757274U CN201120575727U CN202511953U CN 202511953 U CN202511953 U CN 202511953U CN 2011205757274 U CN2011205757274 U CN 2011205757274U CN 201120575727 U CN201120575727 U CN 201120575727U CN 202511953 U CN202511953 U CN 202511953U
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- Prior art keywords
- hip
- trim panel
- vehicle door
- dummy
- door interior
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Abstract
The utility model provides an impact device of an automotive trim panel. The impact device comprises: a hip region impact unit, which has a crash contact surface with a geometrical characteristic of a hip profile of the human body; an energy storage device; and a guide rod, which is connected with the hip region impact unit and transmits linear motions of the energy storage device to the hip region impact unit. Besides, the hip region impact unit includes a side-crash female dummy hip impact block, wherein the geometrical characteristic of the side-crash female dummy hip impact block refers to that of a left-side hip of a side-crash dummy SID IIs.
Description
Technical field
The utility model relates to a kind of vehicle door interior trim panel percussion mechanism that is used to estimate the automobile door internal decoration panel stiffness.
Background technology
Side collision is one of common vehicle traffic accident type, when how to improve side collision passenger's protective value has been received the pay attention to day by day of automobile production enterprise.When automobile generation side collision, the vehicle body sheet metal structural is collision deformation at first, in the crew module, invades, and the promotion vehicle door interior trim panel bumps with occupant's health and contacts, and causes occupant injury.It is thus clear that good automobile side impact passenger protecting performance is not only closely related with vehicle body sheet metal structural and material thereof, simultaneously also with that the vehicle door interior trim panel stiffness that direct collision contacts takes place is closely related with the occupant.When carrying out the design of vehicle body sheet metal structural, design suitable vehicle door interior trim panel stiffness and can further promote the automobile side impact performance.
C-NCAP (Chinese new car assessment routine) is according to carrying out the test of collision safety performance than the stricter and more comprehensive requirement of the existing compulsory standard of China with the new model of on market, buying; Evaluation result is divided by star and open issue; Be intended to give consumer system, objective information of vehicles; Promote enterprise according to higher safety standard exploitation and production, thereby effectively reduce the injury and the loss of road traffic accident.
C-NCAP test comprises that a deformable moves the test of obstacle side collision.Install deformable energy-absorbing obstacle impact test vehicle driver side additional at mobile trolley used front end.It is vertical with test vehicle to move the obstacle travel direction, moves obstacle center line alignment test automobile front-row seat R point, and impact velocity is 50km/h (test speed must not be lower than 50km/h).Should be in ± 25mm on the vertical middle vertical plane that moves obstacle and the test vehicle through the distance of colliding between the cross-section vertical plane that side front-row seats R orders.Place an ES-2 type dummy at position of driver, this dummy represents the adult male of average height and body weight, in order to the measurement position of driver situation that is hurt.Placing SID-IIs (D version) dummy corresponding to second arrange seats of driver side, this dummy represents height and body weight adult female less than normal, in order to the occupant who examines second arrange seats situation that is hurt.
Existing China collides in test of rules side collision and the test of C-NCAP side collision only has interpretational criteria to front-row occupant adult male dummy, the design that therefore preceding door internal decoration plate just carries out to adult male.But will the side collision test, investigate women's passenger protection after new C-NCAP implements from July, 2012, therefore press for the design of carrying out vehicle door interior trim panel to women occupant.
The utility model content
In view of above-mentioned problem, the purpose of the utility model is to provide a kind of vehicle door interior trim panel percussion mechanism that is directed against women occupant's evaluation automobile door internal decoration panel stiffness specially.
The vehicle door interior trim panel percussion mechanism of the utility model mainly comprises: the hip zone impact unit of collision surface of contact that possesses the geometric properties of human body hip side; Energy storage device; And link and will be passed to the guide pole of said hip zone impact unit from the rectilinear motion of said energy storage device with said hip zone impact unit; Said hip zone impact unit comprises that side hits women dummy's hip impact block, and the geometric properties that this side is hit women dummy's hip impact block hits the left side hip of dummy SID IIs with reference to side and designs.
In addition, comprise also being used for fixing the fixed support that supports trim panel that trim panel is identical with the connected mode of trim panel and real vehicle with support bracket fastened connected mode.
In addition, said hip zone impact unit is provided with acceleration transducer, and this acceleration transducer is used to write down the time dependent acceleration signal of said hip zone impact unit.
In addition, also comprise integrating gear, this integrating gear obtains the be hit rigidity value in zone of said trim panel according to the acceleration signal of the said hip zone impact unit of record.
According to said structure; Because the geometric properties that this side is hit women dummy's hip impact block is the left side hip design of hitting dummy SID IIs with reference to side; Therefore hit women dummy's hip impact block through side the corresponding hip zone of vehicle door interior trim panel is clashed into, can obtain stiffness curve and women occupant's side hit protection to estimate vehicle door interior trim panel.
In addition, said side is hit the hip total quality of the quality of women dummy's hip impact block with reference to SID IIs.
In addition, utilize ferrous materials to hit material like property dummy hip impact block as said side.
According to said structure, owing to utilize ferrous materials to hit the material of women dummy's hip impact block as said side, so impact block can not be out of shape, and can carry out test of many times.
In addition, said energy storage device is high-pressure cylinder, hydraulic cylinder or spring energy storage device.
Description of drawings
Fig. 1 is the synoptic diagram of the vehicle door interior trim panel percussion mechanism of the utility model embodiment.
Fig. 2 is the stereographic map that the side of the utility model embodiment is hit women dummy's hip impact block.
(symbol description)
1 hip zone impact unit
The 1a side is hit women dummy's hip impact block
2 energy storage devices
3 guide poles
4 trim panels
5 fixed supports
Embodiment
Below the embodiment of this embodiment is elaborated.Following embodiment only is an example of this embodiment technical scheme, should not be interpreted as the qualification to this embodiment protection domain.
Fig. 1 is the synoptic diagram of the vehicle door interior trim panel percussion mechanism of this embodiment.As shown in Figure 1, the vehicle door interior trim panel percussion mechanism of this embodiment mainly comprises: the hip zone impact unit 1 of collision surface of contact that possesses the geometric properties of human body hip side; Energy storage device 2; And link and will be passed to the guide pole 3 of hip zone impact unit 1 from the rectilinear motion of energy storage device 2 with hip zone impact unit 1; Hip zone impact unit 1 comprises that side hits women dummy's hip impact block 1a, and the geometric properties that this side is hit women dummy's hip impact block 1a hits the left side hip of dummy SID IIs with reference to side and designs.
In this embodiment, adopt high-pressure cylinder 2 as energy storage device 2.
In addition, comprise also being used for fixing the fixed support 5 that supports trim panel 4 that the connected mode of trim panel 4 and fixed support 5 is identical with the connected mode of trim panel 4 and real vehicle.
As shown in Figure 2, the collision surface of contact that the side of hip zone impact unit 1 is hit women dummy's hip impact block 1a possesses the geometric properties of human body hip side, is used in test contacting with the hip collision area of trim panel.The geometric properties of hip side can obtain left side hip outside surface model through from the finite element model of SID IIs, extracting the hip model, and constructs solid model in the importing CAD software, thereby obtains the digital-to-analogue that side is hit women dummy's hip impact block.Side is hit the hip total quality of the quality of women dummy's hip impact block with reference to SID IIs, and material is the material that hits women dummy's hip impact block with ferrous materials as side.
As shown in Figure 1; Instantaneous thrust through high-pressure cylinder 2 produces is launched guide pole 3 and hip zone impact unit 1 with certain speed; Hip zone impact unit 1 is along the corresponding region of the direction shown in the arrow A with horizontal free state impact trim panel 4, and impact mass is hip zone impact unit 1 and guide pole quality sum.Hip zone impact unit 1 is provided with acceleration transducer (not shown), and this acceleration transducer is used to write down hip zone impact unit 1 time dependent acceleration signal.And; The vehicle door interior trim panel percussion mechanism also comprises integrating gear (not shown); This integrating gear (circuit capable of using or computer software) is tried to achieve the reacting force that hip zone impact unit 1 receives according to the acceleration signal of the hip zone impact unit 1 of record, the rigidity numerical value in zone thereby acquisition trim panel 4 is hit.
According to said structure; Because the geometric properties that this side is hit women dummy's hip impact block 1a is the left side hip design of hitting dummy SID IIs with reference to side; Therefore hit women dummy's hip impact block 1a through side vehicle door interior trim panel 4 corresponding hip zones are clashed into, can obtain stiffness curve and women occupant's side hit protection to estimate vehicle door interior trim panel.
According to said structure, owing to utilize ferrous materials to hit the material of women dummy's hip impact block 1a as side, so this impact block can not be out of shape, and can carry out test of many times.
Though adopt high-pressure cylinder 2 as energy storage device 2 in this embodiment, energy storage device 2 also can be hydraulic cylinder or spring energy storage device.
Though the present invention describes with reference to current specific embodiment; But those of ordinary skill in the art will be appreciated that; Above embodiment is used for explaining the present invention, should understand wherein can make variations and modifications and do not break away from the present invention in a broad sense, so be not as to qualification of the present invention; As long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the distortion of the above embodiment.
Though the hip impact block that this embodiment is enumerated is with reference to dummy left side hip design (promptly impacting the left-hand door plaque with the left side hip), right door trim can design with reference to the left-hand door plaque equally.
And, get the right side hip and impact right door trim and also can reach same test objective.
Claims (9)
1. a vehicle door interior trim panel percussion mechanism is characterized in that, mainly comprises:
The hip zone impact unit of collision surface of contact that possesses the geometric properties of human body hip side;
Energy storage device; And
Link and will be passed to the guide pole of said hip zone impact unit with said hip zone impact unit from the rectilinear motion of said energy storage device,
Said hip zone impact unit comprises that side hits women dummy's hip impact block, and the geometric properties that this side is hit women dummy's hip impact block hits the left side hip of dummy SID IIs with reference to side and designs.
2. vehicle door interior trim panel percussion mechanism as claimed in claim 1 is characterized in that, comprises being used for fixing the fixed support that supports trim panel, and trim panel is identical with the connected mode of trim panel and real vehicle with support bracket fastened connected mode.
3. vehicle door interior trim panel percussion mechanism as claimed in claim 1 is characterized in that, said hip zone impact unit is provided with acceleration transducer, and this acceleration transducer is used to write down the time dependent acceleration signal of said hip zone impact unit.
4. vehicle door interior trim panel percussion mechanism as claimed in claim 3 is characterized in that, also comprises integrating gear, and this integrating gear obtains the be hit rigidity value in zone of said trim panel according to the acceleration signal of the said hip zone impact unit of record.
5. vehicle door interior trim panel percussion mechanism as claimed in claim 1 is characterized in that, said side is hit the hip total quality of the quality of women dummy's hip impact block with reference to SID IIs.
6. vehicle door interior trim panel percussion mechanism as claimed in claim 1 is characterized in that, utilizes ferrous materials to hit the material of women dummy's hip impact block as said side.
7. vehicle door interior trim panel percussion mechanism as claimed in claim 1 is characterized in that said energy storage device is a high-pressure cylinder.
8. vehicle door interior trim panel percussion mechanism as claimed in claim 1 is characterized in that said energy storage device is a hydraulic cylinder.
9. vehicle door interior trim panel percussion mechanism as claimed in claim 1 is characterized in that said energy storage device is a spring energy storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205757274U CN202511953U (en) | 2011-12-31 | 2011-12-31 | Impact device of automotive trim panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205757274U CN202511953U (en) | 2011-12-31 | 2011-12-31 | Impact device of automotive trim panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202511953U true CN202511953U (en) | 2012-10-31 |
Family
ID=47064431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205757274U Expired - Fee Related CN202511953U (en) | 2011-12-31 | 2011-12-31 | Impact device of automotive trim panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202511953U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865738A (en) * | 2016-04-28 | 2016-08-17 | 重庆长安汽车股份有限公司 | Impact test bed for automobile door trim panels |
| CN106353108A (en) * | 2016-08-29 | 2017-01-25 | 芜湖新泉汽车饰件系统有限公司 | Detection device for automobile door covering |
| CN106404331A (en) * | 2016-08-29 | 2017-02-15 | 芜湖新泉汽车饰件系统有限公司 | Header board mechanical strength test device |
| CN108398273A (en) * | 2017-02-08 | 2018-08-14 | 上海汽车集团股份有限公司 | The quick-fried experimental rig of side air bag static point |
-
2011
- 2011-12-31 CN CN2011205757274U patent/CN202511953U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865738A (en) * | 2016-04-28 | 2016-08-17 | 重庆长安汽车股份有限公司 | Impact test bed for automobile door trim panels |
| CN106353108A (en) * | 2016-08-29 | 2017-01-25 | 芜湖新泉汽车饰件系统有限公司 | Detection device for automobile door covering |
| CN106404331A (en) * | 2016-08-29 | 2017-02-15 | 芜湖新泉汽车饰件系统有限公司 | Header board mechanical strength test device |
| CN108398273A (en) * | 2017-02-08 | 2018-08-14 | 上海汽车集团股份有限公司 | The quick-fried experimental rig of side air bag static point |
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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: 20121031 Termination date: 20191231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |