CN204249981U - A kind of endergonic structure of SUV automotive front crossbeam - Google Patents
A kind of endergonic structure of SUV automotive front crossbeam Download PDFInfo
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- CN204249981U CN204249981U CN201420631600.3U CN201420631600U CN204249981U CN 204249981 U CN204249981 U CN 204249981U CN 201420631600 U CN201420631600 U CN 201420631600U CN 204249981 U CN204249981 U CN 204249981U
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Abstract
The utility model provides a kind of endergonic structure of SUV automotive front crossbeam, belongs to field of mechanical technique.The endergonic structure it solving existing SUV automotive front crossbeam to front cross rail and front bumper covering clearance requirement comparatively large, the problem of poor universality.The endergonic structure of this SUV automotive front crossbeam comprises the energy-absorbing plate that the length direction along front cross rail is arranged, described energy-absorbing plate is positioned on front cross rail near car chassis side, described energy-absorbing plate has biside plate and and is connected to the connecting panel that between biside plate and cross section is arc-shaped, the biside plate of described energy-absorbing plate is respectively equipped with some L-type legs, described leg distributes along front cross rail length direction, described energy-absorbing plate and leg are integral type structure, and described leg is connected on described front cross rail.The endergonic structure of this SUV automotive front crossbeam is less to the clearance requirement between front cross rail and front bumper covering, and energy-absorbing effect is good, is applicable to various SUV vehicle.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of endergonic structure of SUV automotive front crossbeam.
Background technology
Along with the development of auto-industry and improving constantly of people's living standard, automobile has become the indispensable vehicle of people's go off daily.SUV automobile refers to a kind of sport utility vehicles, and it mainly contains two major features: one is mobility, can run, and not only accelerate fast, very fast height, and commonality is good, adaptable.Two is that function is many, can not only be manned, has stronger traveling comfort, and cargo capacity is strong, and has stronger tractive force.SUV vehicle configuration air, lines are rough, have the traveling comfort of car and the great ability of cross-country car concurrently simultaneously, the dark favor by vast automotive hobbyist.On existing urban traffic road, the common degree of SUV automobile is only second to car.
In the research and design of modern automobile, safety Design has become focus and the emphasis of automotive development, and the safety performance of automobile is developed the also continuous protection category from passenger and extended to the protection category to goers outside vehicle.SUV car chassis is general, and comparatively general car is high; while ensure that good crossing ability, potential injury is caused to the safety of goers outside vehicle; particularly as SUV automotive front end and pedestrian collision; serious bending can be there is in the leg of pedestrian; pulling of pedestrian's knee joint function disorder and knee ligament can be caused time serious, be unfavorable for the safety protecting pedestrian.
Chinese patent application (application number: 201220037898.6) disclose a kind of pedestrian protecting crossbeam for SUV vehicle; comprise the shank crossbeam be arranged on water tank cross sill; also comprise another and be located at thigh crossbeam on water tank upper beam; thigh crossbeam is in conjunction with bumper/spoiler foam and shank crossbeam; form pedestrian protection, be used for protecting the leg of pedestrian.Although above-mentioned pedestrian protecting crossbeam can play to a certain extent the effect of protection pedestrian lower leg by arranging buffering foam; but this designing requirement front cross rail and front bumper covering gap larger; if front cross rail and front bumper covering gap deficiency, can not reach the effect of energy-absorbing; also can cause the increase to pedestrian's knee even on the contrary; be not suitable in the little SUV vehicle of some front cross rails and front bumper covering gap, commonality is poor.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, propose a kind of endergonic structure of SUV automotive front crossbeam, its technical matters to be solved is: the endergonic structure how reducing SUV automotive front crossbeam, to the requirement in front cross rail and front bumper covering gap, ensures the effect of energy-absorbing.
The purpose of this utility model realizes by following technical proposal: a kind of endergonic structure of SUV automotive front crossbeam, and SUV automobile comprises front cross rail; It is characterized in that, described endergonic structure comprises the energy-absorbing plate that the length direction along front cross rail is arranged, described energy-absorbing plate is positioned on front cross rail near car chassis side, described energy-absorbing plate has biside plate and and is connected to the connecting panel that between biside plate and cross section is arc-shaped, the biside plate of described energy-absorbing plate is respectively equipped with some L-type legs, described leg is along the distribution of front cross rail length direction, and described energy-absorbing plate and leg are integral type structure, and described leg is connected on described front cross rail.
Energy-absorbing plate arranges can match with the front cross rail of SUV automobile along the length direction of front cross rail, be positioned on front cross rail near side, chassis, and the cross section of energy-absorbing plate is generally u-shaped, when pedestrian's knee and SUV automotive front end collide, absorbed the collision impact energy of knee by the crumple effect of energy-absorbing plate, effectively can reduce the injury suffered by pedestrian's knee.And the connecting panel of energy-absorbing plate is arc-shaped transition, reduce further the injury to pedestrian's knee.The both sides of energy-absorbing plate are connected with front cross rail by some L-type legs; L-type leg and energy-absorbing plate are integral type structure and the side plate isoplanar of wherein a plate face and energy-absorbing plate; make the integral rigidity of energy-absorbing plate can better meet the requirement of protection knee; and L-type plate is less relative to energy-absorbing plate width; in collision process; more easily there is crumple, the better effects if of energy-absorbing, better can reduce the injury of pedestrian's knee.
The energy-absorbing plate of the endergonic structure of this SUV automotive front crossbeam is connected on front cross rail by leg, and the width of leg is less, and leg is L-type, make between energy-absorbing plate and front cross rail, to remain certain gap, less to the clearance requirement between front cross rail and front bumper covering, energy-absorbing effect is good and can not be not enough and occur increasing pedestrian's knee injury value because the gap between front cross rail and front bumper covering.
In the endergonic structure of above-mentioned SUV automotive front crossbeam, described leg is fixed on front cross rail by spot welding.Leg is fixed on front cross rail by spot welding, ensures that energy-absorbing plate can not come off, can the energy-absorbing of crumple normally during collision.
In the endergonic structure of above-mentioned SUV automotive front crossbeam, described leg is fixedly connected with by bolt and nut with between front cross rail.Leg is fixed on front cross rail by bolt and nut, ensures that energy-absorbing plate can not come off, can the energy-absorbing of crumple normally during collision.
In the endergonic structure of above-mentioned SUV automotive front crossbeam, described leg comprises connecting portion and crumple portion, and on described connecting portion and described front cross rail, described crumple portion is connected with described energy-absorbing plate.Can leg and energy-absorbing plate be fixed on front cross rail by connecting portion, can ensure to remain certain gap between energy-absorbing plate and front cross rail by the design in crumple portion, less to the clearance requirement between front cross rail and front bumper covering, energy-absorbing effect is good and can not be not enough and occur increasing pedestrian's knee injury value because the gap between front cross rail and front bumper covering.
In the endergonic structure of above-mentioned SUV automotive front crossbeam, the ratio of the length in described crumple portion and the width of described side plate is 0.8 ~ 1.0.By above-mentioned design, ensure that, between energy-absorbing plate and front cross rail, there is enough gaps, less to the clearance requirement between front cross rail and front bumper covering, can not occur increasing pedestrian's knee injury value because the gap between front cross rail and front bumper covering is not enough, energy-absorbing effect is better.
In the endergonic structure of above-mentioned SUV automotive front crossbeam, the biside plate of described energy-absorbing plate is equipped with several crumple holes, described crumple hole is uniformly distributed along front cross rail length direction.By the design in crumple hole, the crumple energy-absorbing effect of energy-absorbing plate can be increased, multiple well-distributed crumple holes design simultaneously, when energy-absorbing plate and pedestrian's knee collide, can conquassation uniformly, collision energy suffered by abundant absorption knee, significantly reduces the collision injury of knee, reaches better energy-absorbing effect.
In the endergonic structure of above-mentioned SUV automotive front crossbeam, the side plate that described energy-absorbing plate is adjacent with chassis also offers several mounting grooves.The side plate of energy-absorbing plate is provided with mounting groove, can be used for the operating needs meeting front cross rail front end sensors, as pressure sensor during Collision test, speed sensor etc.
In the endergonic structure of above-mentioned SUV automotive front crossbeam, described energy-absorbing plate adopts rigid material to make.Energy-absorbing plate adopts rigid material to make, comparatively easy-formation, and convenient making, cost is also lower.
Compared with prior art, the endergonic structure of this SUV automotive front crossbeam has the following advantages:
1, energy-absorbing plate is connected on front cross rail by leg, less to the clearance requirement between front cross rail and front bumper covering, and energy-absorbing effect is good, is applicable to various SUV vehicle.
2, the design of L-type leg can make the integral rigidity of energy-absorbing plate better meet the requirement of protection knee, in collision process, more easily crumple occurs, the better effects if of energy-absorbing, better can reduce the injury of pedestrian's knee.
3, multiple well-distributed crumple holes design, when energy-absorbing plate and pedestrian's knee collide, can conquassation uniformly, the fully collision energy of absorption suffered by knee, the collision significantly reducing knee injures, and reaches better energy-absorbing effect.
4, energy-absorbing plate and L-type leg are integral type structure, and structure is simple, and comparatively easy-formation, cost is lower.
Accompanying drawing explanation
Fig. 1 is the assembly drowing of the endergonic structure of this SUV automotive front crossbeam.
Fig. 2 is the schematic diagram of the endergonic structure of SUV automotive front crossbeam.
In figure, 1, front cross rail; 2, energy-absorbing plate; 21, side plate; 22, connecting panel; 211, crumple hole; 212, mounting groove; 3, leg.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Embodiment one
As shown in Figure 1, SUV automobile comprises front cross rail 1.This endergonic structure comprises the energy-absorbing plate 2 that the length direction along front cross rail 1 is arranged, and energy-absorbing plate 2 is positioned on front cross rail 1 near car chassis side.As shown in Figure 1-2, energy-absorbing plate 2 has biside plate 21 and and is connected to the connecting panel 22 that between biside plate 21 and cross section is arc-shaped, the biside plate 21 of energy-absorbing plate 2 is respectively equipped with some L-type legs 3, leg 3 distributes along front cross rail 1 length direction, energy-absorbing plate 2 and leg 3 are integral type structure, and leg 3 is connected on front cross rail 1.Energy-absorbing plate 2 adopts rigid material to make, and the energy-absorbing plate 2 of the present embodiment adopts DC Series Steel prepared material to make.The both sides of energy-absorbing plate 2 are connected with front cross rail 1 by some L-type legs 3; L-type leg 3 and energy-absorbing plate 2 are integral type structure and side plate 21 isoplanar of wherein a plate face and energy-absorbing plate 2; make the integral rigidity of energy-absorbing plate 2 can better meet the requirement of protection knee; and the cross section of energy-absorbing plate 2 is generally u-shaped; in collision process; more easily there is crumple, the better effects if of energy-absorbing, better can reduce the injury of pedestrian's knee.
More particularly, as shown in Figure 1, leg 3 is fixed on front cross rail 1 by spot welding, ensures that energy-absorbing plate 2 can not come off, can the energy-absorbing of crumple normally during collision.As shown in Figure 1-2, leg comprises connecting portion and crumple portion, and on connecting portion and front cross rail 1, crumple portion is connected with energy-absorbing plate 2.The ratio of the length degree in crumple portion and the width of side plate 21 is 0.8 ~ 1.0, the biside plate 21 of energy-absorbing plate 2 is equipped with several crumple holes 211, and crumple hole 211 is uniformly distributed along front cross rail 1 length direction.Multiple well-distributed crumple hole 211 is designed, when energy-absorbing plate 2 collides with pedestrian's knee, can conquassation uniformly, and fully absorb the collision energy suffered by knee, the collision significantly reducing knee injures, and reaches better energy-absorbing effect.The side plate 21 that energy-absorbing plate 2 is adjacent with chassis also offers several mounting grooves 212, can be used for the operating needs meeting front cross rail 1 front end sensors, as pressure sensor during Collision test, speed sensor etc.
The energy-absorbing plate 2 of the endergonic structure of this SUV automotive front crossbeam is connected on front cross rail 1 by leg 3, less to the clearance requirement between front cross rail 1 and front bumper covering, energy-absorbing effect is good and can not be not enough and occur increasing pedestrian's knee injury value because the gap between front cross rail 1 and front bumper covering.
Embodiment two
The endergonic structure of the SUV automotive front crossbeam of the present embodiment is substantially identical with embodiment one, and its difference is: be fixedly connected with by bolt and nut between leg 3 with front cross rail 1, ensures that energy-absorbing plate 2 can not come off, can the energy-absorbing of crumple normally during collision.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ herein front cross rail 1, energy-absorbing plate 2, side plate 21, connecting panel 22, crumple hole 211, mounting groove 212, leg 3, etc. term, do not get rid of and use the possibility of other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (7)
1. an endergonic structure for SUV automotive front crossbeam, SUV automobile comprises front cross rail (1), it is characterized in that, described endergonic structure comprises the energy-absorbing plate (2) that the length direction along front cross rail (1) is arranged, it is upper near car chassis side that described energy-absorbing plate (2) is positioned at front cross rail (1), described energy-absorbing plate (2) has biside plate (21) and and is connected to the connecting panel (22) that between biside plate (21) and cross section is arc-shaped, the biside plate (21) of described energy-absorbing plate (2) is respectively equipped with some L-type legs (3), described leg (3) distributes along front cross rail (1) length direction, described energy-absorbing plate (2) and leg (3) are integral type structure, described leg (3) is connected on described front cross rail (1).
2. the endergonic structure of SUV automotive front crossbeam according to claim 1, is characterized in that, described leg (3) is fixed on front cross rail (1) by spot welding.
3. the endergonic structure of SUV automotive front crossbeam according to claim 1, is characterized in that, is fixedly connected with between described leg (3) with front cross rail (1) by bolt and nut.
4. the endergonic structure of the SUV automotive front crossbeam according to claim 1 or 2 or 3, it is characterized in that, described leg (3) comprises connecting portion and crumple portion, and on described connecting portion and described front cross rail (1), described crumple portion is connected with described energy-absorbing plate (2).
5. the endergonic structure of the SUV automotive front crossbeam according to claim 1 or 2 or 3, it is characterized in that, the biside plate (21) of described energy-absorbing plate (2) is equipped with several crumple holes (211), described crumple hole (211) is uniformly distributed along front cross rail (1) length direction.
6. the endergonic structure of SUV automotive front crossbeam according to claim 4, is characterized in that, the side plate (21) that described energy-absorbing plate (2) is adjacent with chassis also offers several mounting grooves (212).
7. the endergonic structure of SUV automotive front crossbeam according to claim 5, is characterized in that, described energy-absorbing plate (2) adopts rigid material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420631600.3U CN204249981U (en) | 2014-10-28 | 2014-10-28 | A kind of endergonic structure of SUV automotive front crossbeam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420631600.3U CN204249981U (en) | 2014-10-28 | 2014-10-28 | A kind of endergonic structure of SUV automotive front crossbeam |
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| CN204249981U true CN204249981U (en) | 2015-04-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114441A (en) * | 2016-06-22 | 2016-11-16 | 浙江吉利控股集团有限公司 | Vehicle front bumper mounting structure, vehicle front bumper assembly and vehicle |
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2014
- 2014-10-28 CN CN201420631600.3U patent/CN204249981U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114441A (en) * | 2016-06-22 | 2016-11-16 | 浙江吉利控股集团有限公司 | Vehicle front bumper mounting structure, vehicle front bumper assembly and vehicle |
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