CN203255261U - Automobile front wall panel reinforcing structure and automobile front wall panel assembly - Google Patents
Automobile front wall panel reinforcing structure and automobile front wall panel assembly Download PDFInfo
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- CN203255261U CN203255261U CN 201320230005 CN201320230005U CN203255261U CN 203255261 U CN203255261 U CN 203255261U CN 201320230005 CN201320230005 CN 201320230005 CN 201320230005 U CN201320230005 U CN 201320230005U CN 203255261 U CN203255261 U CN 203255261U
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- dash board
- beam body
- automobile dash
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- 230000003014 reinforcing effect Effects 0.000 title abstract 5
- 208000027418 Wounds and injury Diseases 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 23
- 238000005452 bending Methods 0.000 description 9
- 230000009545 invasion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
The utility model provides an automobile front wall panel reinforcing structure and an automobile front wall panel assembly. The automobile front wall panel assembly is arranged on an automobile front wall panel and comprises a front wall inner side cross beam and a front wall outer side cross beam, wherein the two end portions of the front wall inner side cross beam are respectively connected with the inner surface of the automobile front wall panel, the middle of the front wall inner side cross beam is separated from the inner surface of the automobile front wall panel, the space between the middle of the front wall inner side cross beam and the inner surface of the automobile front wall panel forms a first closed energy-absorbing cavity, the two end portions of the front wall outer side cross beam are respectively connected with the outer surface of the automobile front wall panel, the middle of the front wall outer side cross beam is separated from the outer surface of the automobile front wall panel, and the space between the middle of the front wall outer side cross beam and the outer surface of the automobile front wall panel forms a second closed energy-absorbing cavity. The automobile front wall panel reinforcing structure is installed on the automobile front wall panel assembly. The automobile front wall panel reinforcing structure enables the automobile front wall panel not to be bent or collapsed when collided, and injury to the legs of the human body is relieved. Meanwhile, the automobile front wall panel reinforcing structure optimize the transmission route of collision energy, the energy can be transmitted from one side of an automobile body assembly to the other side of the automobile body assembly, and the stress of the automobile body assembly is uniform in the collision process.
Description
Technical field
The utility model relates to the automotive safety technical field, especially relates to a kind of strengthened structure of automobile dash board and automobile dash board assembly.
Background technology
Crash Safety Design of Vehicles can not only be subject to the customer to be valued greatly, day by day increases in the face of traffic accident, and how the national legislation standard improves car load collision safety performance and become one of the most urgent technological breakthrough of main engine plants again in the situation that improve constantly.The crew module of automobile must guarantee passenger's safety as the main body of passive security protection.As the safety curtain of the passenger on protection chaufeur and front passenger's seat, automobile dash board must have enough intensity; During collision, move after could effectively avoiding front coaming plate excessively, even invade the appearance of crew module's problem.
And the raising of collision safety performance is realized by body structure greatly, particularly the structure of front side member rear end and front wall lap-joint is very large on the impact of collision safety performance, should sustain the energy that passes over after the front end conquassation herein, also should pass to energy the opposite side of vehicle body in offset collision simultaneously, so structure design herein becomes a difficult point.
At present in safety collision test, be difficult to sustain the energy that passes over after the front end conquassation at the transitional region of automobile front wall place front side member to front floor, cause this regional bending crumple, thereby front wall intrusion amount is excessive; Simultaneously more single at this regional self-energy conducting path, be unfavorable for vehicle body structure on two sides spare uniform stressed, the collision safety performance is difficult to improve
The utility model content
Technical problem to be solved in the utility model is to provide a kind of strengthened structure of automobile dash board and automobile dash board assembly, and this strengthened structure of automobile dash board can improve the crash survivability of car load well.
For solving the problems of the technologies described above, the utility model provides technical scheme as follows:
A kind of strengthened structure of automobile dash board is arranged on automobile dash board, comprising:
The inboard crossbeam of front wall, two ends of the inboard crossbeam of described front wall are connected with the inside face of described automobile dash board respectively, separate with the inside face of described automobile dash board at the middle part of the inboard crossbeam of described front wall, between the space consist of the first energy-absorbing cavity of closure;
Front wall outside crossbeam, two ends of described front wall outside crossbeam are connected with the outside face of described automobile dash board respectively, separate with the outside face of described automobile dash board at the middle part of described front wall outside crossbeam, between the space consist of the second energy-absorbing cavity of closure.
Preferably, the inboard crossbeam of described front wall comprises:
Inboard cross-beam body, described inboard cross-beam body separates with the inside face of described automobile dash board;
The first extension board, described the first extension board is arranged on an end of described inboard cross-beam body, and described the first extension board and described inboard cross-beam body junction form the first fillet through bending;
The second extension board, described the second extension board is arranged on the other end of described inboard cross-beam body, and described the second extension board and described inboard cross-beam body junction form the second fillet through bending,
Preferably, described the first extension board and described the second extension board are positioned at the same side of described inboard cross-beam body.
Preferably, be provided with the first reinforced rib at described the first fillet place, be provided with the second reinforced rib at described the second fillet place.
Preferably, outside described front wall, crossbeam comprises:
Outside cross-beam body, described outside cross-beam body separates with the outside face of described automobile front wall;
The first front side member assembly, described the first front side member assembly is arranged on an end of described outside cross-beam body, and with the described outside vertical connection of cross-beam body, be provided with for the first connection bump that is connected with body assembly on described the first front side member assembly;
The second front side member assembly, described the second front side member assembly is arranged on the other end of described outside cross-beam body, and with the described outside vertical connection of cross-beam body, be provided with for the second connection bump that is connected with body assembly on described the second front side member assembly;
Be used for welding supporting leg with first of described automobile dash board welding, described the first welding supporting leg is arranged on an end of described outside cross-beam body, and is in together on the first plane with described the first front side member assembly;
Be used for welding supporting leg with second of described automobile dash board welding, described the second welding supporting leg is arranged on the other end of described outside cross-beam body, and is in together on the second plane with described the second front side member assembly.
Preferably, form described the second energy-absorbing cavity between described the first welding supporting leg, outside cross-beam body, the second welding supporting leg and described automobile dash board cross-sectional plane.
Preferably, described the first front side member assembly and described the second front side member assembly are in a side of described outside cross-beam body together.
Preferably, described the first welding supporting leg and described the second welding supporting leg are in the opposite side of described outside cross-beam body together.
The utility model also provides a kind of automobile dash board assembly, on described automobile dash board assembly, described strengthened structure of automobile dash board is installed.
Compared with prior art, the beneficial effects of the utility model are:
Strengthened structure of automobile dash board of the present utility model increases respectively beam structure in the medial and lateral of automobile dash board, and formed double-make energy-absorbing cavity, this strengthened structure of automobile dash board guarantees automobile dash board place's not bending crumple in collision, effectively reduce the invasion amount of front wall, and then reduce the injury to the human body shank.Simultaneously this strengthened structure of automobile dash board is optimized the conducting path of collision energy, is conducive to energy and passes to opposite side from a side of body assembly, makes in collision process body assembly stressed evenly.
Description of drawings
Fig. 1 is the exploded drawings of the strengthened structure of automobile dash board of the utility model embodiment;
Fig. 2 is the pre-structure schematic diagram of strengthened structure of automobile dash board in body assembly;
Fig. 3 is the rear structural representation of strengthened structure of automobile dash board in body assembly;
Fig. 4 is the cutaway view of the A-A section in 3.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.At this, illustrative examples of the present utility model and explanation are used for explaining the utility model, but can not think restriction of the present utility model.
Strengthened structure of automobile dash board of the present utility model increases respectively beam structure in the medial and lateral of automobile dash board, its structural representation as shown in Figure 1, wherein, Fig. 1 is the exploded drawings of the strengthened structure of automobile dash board of the utility model embodiment, Fig. 2 is the pre-structure schematic diagram of strengthened structure of automobile dash board in body assembly, Fig. 3 is the rear structural representation of strengthened structure of automobile dash board in body assembly, and Fig. 4 is the cutaway view of the A-A section in 3.Please refer to Fig. 1 to Fig. 4, a kind of strengthened structure of automobile dash board that is arranged on automobile dash board provided by the utility model comprises:
The inboard crossbeam 1 of front wall, the inboard crossbeam 1 of described front wall is arranged on cross-sectional plane 33 directions of automobile dash board 3, and be arranged in parallel with described automobile dash board 3, two ends of the inboard crossbeam 1 of described front wall are connected with the inside face 31 of described automobile dash board 3 respectively, the medium position place of the inboard crossbeam 1 of described front wall separates with the inside face 31 of described automobile dash board, makes the first energy-absorbing cavity 6 that forms closure between the inboard crossbeam 1 of described front wall and described automobile dash board cross-sectional plane 33.
Described strengthened structure of automobile dash board also comprises front wall outside crossbeam 2, described front wall outside crossbeam 2 is arranged on cross-sectional plane 33 directions of described automobile dash board 3, and be arranged in parallel with described automobile dash board 3, two ends of described front wall outside crossbeam 2 are connected with the outside face 32 of described automobile dash board 3 respectively, the medium position place of described front wall outside crossbeam 2 separates with the outside face of described automobile dash board 3, makes the second energy-absorbing cavity 7 that forms closure between the cross-sectional plane 33 of described front wall outside crossbeam 2 and described automobile dash board 3.
Strengthened structure of automobile dash board of the present utility model increases respectively two beam structures of the inboard crossbeam 1 of front wall and front wall outside crossbeam 2 on the inside and outside surface of automobile dash board 3, formed the double-make energy-absorbing cavity of the first energy-absorbing cavity 6 and the second energy-absorbing cavity 7, so strengthened structure of automobile dash board has guaranteed automobile dash board place's not bending crumple in collision, effectively reduce the invasion amount of front wall, and then alleviated the injury to the human body shank.
As a kind of preferred scheme of the present utility model, the organization plan of a kind of optimum of the inboard crossbeam 1 of described front wall below is provided, need to prove, be below illustrative examples, be not the structure of the inboard crossbeam 1 of described front wall is done restriction.With reference to Fig. 1, Fig. 4, the inboard crossbeam 1 of described front wall comprises:
Inboard cross-beam body 1A, described inboard cross-beam body 1A and described automobile dash board 3 be arranged in parallel, and described inboard cross-beam body 1A separates with described inside face 31;
The first extension board 11, described the first extension board 11 is arranged on the end of described inboard cross-beam body 1A, and is connected with described inboard cross-beam body 1A, forms the first fillet 41 in described the first extension board 11 and described inboard cross-beam body junction through bending;
The second extension board 12, described the second extension board 12 is arranged on the other end of described inboard cross-beam body 1A, and is connected with described inboard cross-beam body 1A, forms the second fillet 51 in described the second extension board 12 and described inboard cross-beam body 1A junction through bending.Described the first extension board 11 and described the second extension board 12 are positioned at the same side of described inboard cross-beam body 1A.
Wherein, form described the first energy-absorbing cavity 6 between the cross-sectional plane 33 of described the first extension board 11, inboard cross-beam body 1A, the second extension board 12 and described automobile dash board 3.
With reference to Fig. 4, in order to increase the energy-absorbing intensity of described the first energy-absorbing cavity 6, guarantee coaming plate 3 places not bending crumple before automobile is when being collided, and effectively reduce the invasion amount of front wall, be provided with the first reinforced rib 4 at described the first fillet 41 places, be provided with the second reinforced rib 5 at described the second fillet 51 places simultaneously.
As a kind of preferred scheme of the present utility model, the organization plan of a kind of optimum of described front wall outside crossbeam 2 below is provided, need to prove, be below illustrative examples, be not the structure of described front wall outside crossbeam 2 is done restriction.Please refer to Fig. 1, outside described front wall, crossbeam 2 comprises:
Outside cross-beam body 2A, described outside cross-beam body 2A and described automobile dash board be arranged in parallel, and described outside cross-beam body 2A separates with described outside face 32;
The first front side member assembly 21, described the first front side member assembly 21 is arranged on the end of described outside cross-beam body 2A, and with vertical connection of described outside cross-beam body 2A, be provided with on described the first front side member assembly 21 for the first connection bump 211 that is connected with body assembly;
The second front side member assembly 22, described the second front side member assembly 22 is arranged on the other end of described outside cross-beam body 2A, and with vertical connection of described outside cross-beam body 2A, be provided with for the second connection bump 221 that is connected with body assembly on described the second front side member assembly 22.Wherein, described the first front side member assembly 21 and described the second front side member assembly 22 are in the side of described outside cross-beam body 2A together;
The first welding supporting leg 24, described the first welding supporting leg 24 is used for and 3 welding of described automobile dash board, and described the first welding supporting leg 24 is arranged on the end of described outside cross-beam body 2A, is in together on a plane with described the first front side member assembly 21;
The second welding supporting leg 23, described the second welding supporting leg 23 is used for and the welding of described automobile dash board, and described the second welding supporting leg 23 is arranged on the other end of described outside cross-beam body 2A, is in together on another plane with described the second front side member assembly 22.Wherein, described the first welding supporting leg 24 welds with described second the opposite side that supporting leg 23 is in described outside cross-beam body 2A together.
Wherein, form described the second energy-absorbing cavity 7 between the cross-sectional plane 33 of described the first welding supporting leg 24, outside cross-beam body 2A, the second welding supporting leg 23 and described automobile dash board 3.
This strengthened structure of automobile dash board has also been optimized the conducting path of collision energy, and with reference to Fig. 2, when the headstock of automobile was collided, the first front side member assembly 21 and the second front side member assembly 22 were subject to one simultaneously from the power F in headstock the place ahead.At this, decompose conduction with 21 pairs of power of the first front side member assembly the optimization energy conducting path is described.This power F is divided into F through the first welding supporting leg 24, outside cross-beam body 2A
1And F
2, power F also becomes F along original Directional Decomposition
3Wherein, F
1Be delivered to body assembly through the first welding supporting leg 24, and then absorbed by body assembly; F
2On the cross-beam body 2A of the outside by the direction and the F that decompose from the second front side member assembly 22
2On the contrary, size and F
2Opposite basic another power that equates is offset; F
3Owing to being delivered on the first extension board 11, and then pass to the inboard crossbeam 1 of front wall, thereby absorbed by the inboard crossbeam 1 of front wall, when automobile bumps, be conducive to energy and pass to opposite side from a side of body assembly, make body assembly stressed evenly, so can effectively reduce the invasion amount of front wall, reduce the injury to the human body shank.
The utility model also provides a kind of automobile dash board assembly, on described automobile dash board assembly, above-mentioned strengthened structure of automobile dash board is installed.This strengthened structure of automobile dash board increases respectively beam structure in the medial and lateral of automobile dash board, and formed double-make energy-absorbing cavity, this strengthened structure of automobile dash board guarantees automobile dash board place's not bending crumple in collision, effectively reduce the invasion amount of front wall, and then reduce the injury to the human body shank.Simultaneously this strengthened structure of automobile dash board is optimized the conducting path of collision energy, is conducive to energy and passes to opposite side from a side of body assembly, makes in collision process body assembly stressed evenly.
The above is only preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. a strengthened structure of automobile dash board, be arranged on automobile dash board, it is characterized in that, comprising:
The inboard crossbeam of front wall, two ends of the inboard crossbeam of described front wall are connected with the inside face of described automobile dash board respectively, separate with the inside face of described automobile dash board at the middle part of the inboard crossbeam of described front wall, between the space consist of the first energy-absorbing cavity of closure;
Front wall outside crossbeam, two ends of described front wall outside crossbeam are connected with the outside face of described automobile dash board respectively, separate with the outside face of described automobile dash board at the middle part of described front wall outside crossbeam, between the space consist of the second energy-absorbing cavity of closure.
2. strengthened structure of automobile dash board according to claim 1, is characterized in that, the inboard crossbeam of described front wall comprises:
Inboard cross-beam body, described inboard cross-beam body separates with the inside face of described automobile dash board;
The first extension board, described the first extension board is arranged on an end of described inboard cross-beam body, and described the first extension board and described inboard cross-beam body junction form the first fillet through bending;
The second extension board, described the second extension board is arranged on the other end of described inboard cross-beam body, and described the second extension board and described inboard cross-beam body junction form the second fillet through bending.
3. strengthened structure of automobile dash board according to claim 2, is characterized in that, described the first extension board and described the second extension board are positioned at the same side of described inboard cross-beam body.
4. strengthened structure of automobile dash board according to claim 2, is characterized in that, is provided with the first reinforced rib at described the first fillet place, is provided with the second reinforced rib at described the second fillet place.
5. strengthened structure of automobile dash board according to claim 1, is characterized in that, outside described front wall, crossbeam comprises:
Outside cross-beam body, described outside cross-beam body separates with the outside face of described automobile front wall;
The first front side member assembly, described the first front side member assembly is arranged on an end of described outside cross-beam body, and with the described outside vertical connection of cross-beam body, be provided with for the first connection bump that is connected with body assembly on described the first front side member assembly;
The second front side member assembly, described the second front side member assembly is arranged on the other end of described outside cross-beam body, and with the described outside vertical connection of cross-beam body, be provided with for the second connection bump that is connected with body assembly on described the second front side member assembly;
Be used for welding supporting leg with first of described automobile dash board welding, described the first welding supporting leg is arranged on an end of described outside cross-beam body, and is in together on the first plane with described the first front side member assembly;
Be used for welding supporting leg with second of described automobile dash board welding, described the second welding supporting leg is arranged on the other end of described outside cross-beam body, and is in together on the second plane with described the second front side member assembly.
6. strengthened structure of automobile dash board according to claim 5, is characterized in that, forms described the second energy-absorbing cavity between described the first welding supporting leg, outside cross-beam body, the second welding supporting leg and described automobile dash board cross-sectional plane.
7. strengthened structure of automobile dash board according to claim 5, is characterized in that, described the first front side member assembly and described the second front side member assembly are in a side of described outside cross-beam body together.
8. strengthened structure of automobile dash board according to claim 5, is characterized in that, described the first welding supporting leg and described the second welding supporting leg are in the opposite side of described outside cross-beam body together.
9. an automobile dash board assembly, is characterized in that, strengthened structure of automobile dash board as described in claim 1 to 8 any one is installed on described automobile dash board assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320230005 CN203255261U (en) | 2013-04-28 | 2013-04-28 | Automobile front wall panel reinforcing structure and automobile front wall panel assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320230005 CN203255261U (en) | 2013-04-28 | 2013-04-28 | Automobile front wall panel reinforcing structure and automobile front wall panel assembly |
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| CN203255261U true CN203255261U (en) | 2013-10-30 |
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| CN 201320230005 Expired - Lifetime CN203255261U (en) | 2013-04-28 | 2013-04-28 | Automobile front wall panel reinforcing structure and automobile front wall panel assembly |
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| CN104709359A (en) * | 2014-12-31 | 2015-06-17 | 浙江吉利汽车研究院有限公司 | Reinforcement structure of automobile dash panel |
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| CN103786795A (en) * | 2014-02-12 | 2014-05-14 | 浙江吉利控股集团有限公司 | Passenger car front panel strengthening structure |
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