CN2910693Y - Elastic fender of automobile - Google Patents

Abstract

An elastic fender of automobile comprises an automobile fender body. The utility model is characterized in that the utility model further comprises an elongated spring strip like a flying bird. Firstly, the automobile fender body also comprises a bow shape spring strip having a frontal bow portion. Secondly, the elongated spring strip has both ends symmetrically fixed in the inner wall of the automobile fender body, and a mounting piece is arranged at the base portion of the elongated spring strip for being fixed to the vehicle beam. In addition, an elastic rubber slice is arranged at the inner wall of the automobile fender body. The automobile fender body further comprises a gas bag switch band therein. A press spring is horizontally arranged between the elongate spring strip and the inner wall of the automobile fender body. The utility model makes the automobile fender body an anti-clash device of buffering function. When the vehicle is collided with foreign object from every direction, the elastic member of the utility model will counteract the energy well so as to effectively reduce the loss caused by the collision.

Description

Spring fender-guard of automobile

Technical field

The utility model belongs to a kind of car accessories, especially relates to the rubber-like Federal bumper.

Background technology

The position, front and back of existing automobile is equipped with bumper/spoiler, with the associated components at protection rear portion, for example automobile radiators, driving engine etc.Therefore, bumper/spoiler all need adopt crash-resistant material so that in the long term, guarantee contour of the vehicle, play push external thing open and prevent that automobile self associated components from damaging effect should be arranged.But existing bumper/spoiler because the energy that its reasons in structure collision is produced can be directly passed to vehicle associated components, driver and conductor and exotic, causes ruining thing and hurts sb.'s feelings after collision happens.

There is the people to consider bumper/spoiler is designed to the rubber-like parts at the problems referred to above,, reduces mutual degree of tortuosity so that play certain cushioning effect during vehicle collision.Chinese patent application number discloses a kind of like this device with crashproof cushioning effect for CN200310115051.0 " a kind of anti-collision device for automobile ".It adopts the energy-absorption type structure design, is made up of front and back bumper/spoiler that adopts buffer structure and the damping spring that is arranged under the car chassis; Shock absorption device comprises two covers or can be installed in the damping spring that is provided with between the Z type damping spring rod of car chassis downside front and back symmetry, the forward and backward damping spring rod more than two covers, high-end and the bumper/spoiler of damping spring rod links to each other, low side is connected with an end of damping spring, every group of damping spring is two sections, and the centre of two sections damping springs is cut off by the spring division board.The front and back bumper/spoiler is the rubber bumper/spoiler, and the termination is respectively arranged with air sac strip.When automobile is subjected to clashing into, at first strike the rubber bumper/spoiler that is provided with air sac strip, the peculiar elasticity of rubber bumper/spoiler and be arranged on damper spring group under the car chassis and will protect to greatest extent and be thrusted into or thing.From last visible device according to this conceptual design, the buffer structure of front and back bumper/spoiler is an integral type, and span is big, during collision since device proper be distorted by external force effect meeting and be out of shape, therefore energy-absorbing effect is difficult to guarantee, because its structure is too complicated, the penetration and promotion meeting is impacted again.

Summary of the invention

For overcoming above shortcomings in the prior art, the utility model provides a kind of structure later-model spring fender-guard of automobile, the automobile that has been equipped with this kind structure bumper/spoiler is after collision happens, the energy that collision is produced can directly not transmit equally, but by row transmission again behind the shock absorber elder generation energy-absorbing of bumper/spoiler, thereby can avoid the generation of some Minor Accidents, even bigger head-on collision accident takes place, and also the degree of tortuosity of reduction accident effectively, particularly this device have advantages such as simple in structure, that buffering energy-absorbing is effective.

For achieving the above object, the utility model has adopted following technical scheme: this spring fender-guard of automobile comprises bumper body, it is characterized in that: also comprise a shoulder pole spring leaf that is similar to the bird shape of spreading the wings, described bumper body is the spring leaf of arc shape, arc position forward, it is fixing that the two ends of shoulder pole spring leaf and bumper body inwall are symmetry, and the base portion of shoulder pole spring leaf is provided with the fixed plate that fixes with the vehicle crossbeam.

During concrete enforcement, also be provided with the caoutchouc elasticity piece on the bumper body inwall.

The inner embedding of caoutchouc elasticity piece air bag switch bar.

For further obtaining buffering effect, also be provided with horizontal stage clip between shoulder pole spring leaf and bumper body inwall in addition.

Beneficial effect: compare with technique known, the present invention is by adopting the bumper body of spring leaf, and the technological means of the shoulder pole spring leaf of the bird shape of spreading the wings is set on the wall within it, makes whole bumper/spoiler become the collision prevention device with buffer action.After vehicle and exotic bump, no matter be to bump from which angle, can both pass through the elastomeric element energy-absorbing well, again with the complementary energy transmission, if collision energy is less than the energy absorption of bumper/spoiler, can effectively avoid the destruction of Minor Accident, thrust into, move backward and ruin the generation of accidents such as thing such as low speed driving.When collision energy surpasses energy absorption, also can effectively reduce to each other application force and antagonistic force.

Description of drawings

Fig. 1 is that embodiment product of the utility model is installed in the plan structure scheme drawing on the vehicle.

The specific embodiment

Sequence number is represented respectively among the figure: stage clip 1, bumper body 2, fixed plate 3, caoutchouc elasticity piece 4, connecting strap 5, crossbeam caoutchouc elasticity piece 6, air bag switch bar 7, vehicle crossbeam 8, spacer 9, shoulder pole spring leaf 10.

Embodiment one, referring to Fig. 1.Bumper body 2 is positioned at the forefront, is vertical shape, and in fact this bumper body 2 is the spring leaf of arc shape, and arc position forward.As required also can bonding one deck rubber elastic layer (among the figure draw in the end) on the outerplanar of bumper body 2, both protected bumper body 2, also can play certain energy-absorbing function.

Be symmetric line with its transversal line of centers on the inwall of bumper body 2, the both ends of the shoulder pole spring leaf 10 of the bird shape of will spreading the wings symmetrically are fixed together through connecting strap 5.Shoulder pole spring leaf 10 can be an integral type, can certainly be split type, and its thickness, width and bow can be decided as required, and the main factor of considering has shake in the vehicle ', vehicle etc.Arc position forward or backwards all can, the middle part is fixed by bolts on the middle part face of vehicle crossbeam 8 through spacer 9.

Embodiment two: on the basis of embodiment one, for increasing function, further improve energy-absorbing effect, on the inwall of bumper body 2, be provided with caoutchouc elasticity piece 4, corresponding, also crossbeam caoutchouc elasticity piece 6 can be on the face of vehicle crossbeam, be provided with, when vehicle collision, also certain energy-absorbing function can be played.

Embodiment three: on the basis of embodiment two, the 4 inner embeddings of caoutchouc elasticity piece air bag switch bar 7, when collision energy reaches setting value, play a role after air bag switch bar 7 is hit, make airbag-releasing protection human body in the car.Certainly, air bag switch bar 7 also can be arranged on caoutchouc elasticity piece 4 corresponding vehicle crossbeam caoutchouc elasticity pieces 6 in, play same effect.

Embodiment four: can both be played good energy-absorbing purpose for further reaching regardless of bumper/spoiler by power collision at any angle, be provided with horizontal stage clip 1 between the inwall of shoulder pole spring leaf 10 and bumper body 2, it is provided with quantity, specification etc. and can decides according to vehicle.In addition, between shoulder pole spring leaf 10 and vehicle crossbeam 8, also can consider to be provided with stage clip.Certainly, stage clip also can be replaced with rubber-like materials such as caoutchouc elasticity bars, to strengthen energy-absorbing effect.

According to vehicle, if vehicle crossbeam and former bumper mounting position be not when same level height, can adopt the means of on the mounting plane of crossbeam, setting up transition block, the middle part of shoulder pole spring leaf 10 is fixed by bolts on this transition block through spacer 9, with the conformability of true bumper mounting height and vehicle.Adopt the method also can bring certain benefit, the elastomeric material that transition block is selected for use also has certain energy-absorbing function.

In addition, for bumper body and car load are integrally-built car,, can play crashproof effect again, can a retractor device be set in the both ends of bumper/spoiler bending and car load junction and install for guaranteeing the attractive in appearance of vehicle type structure.

Bumper/spoiler of the present invention both can be installed in front part of vehicle, also can be arranged on the rear portion of vehicle or both all install, and decided according to actual conditions.

Claims (5)

1, a kind of spring fender-guard of automobile, comprise bumper body (2), it is characterized in that: also comprise a shoulder pole spring leaf (10) that is similar to the bird shape of spreading the wings, described bumper body (2) is the spring leaf of arc shape, arc position forward, it is fixing that the two ends of shoulder pole spring leaf (10) and bumper body (2) inwall are symmetry, and the base portion of shoulder pole spring leaf (10) is provided with the fixed plate (9) that fixes with the vehicle crossbeam.

2, a kind of spring fender-guard of automobile as claimed in claim 1 is characterized in that: also be provided with caoutchouc elasticity piece (4) on bumper body (2) inwall.

3, a kind of spring fender-guard of automobile as claimed in claim 2 is characterized in that: the inner embedding of caoutchouc elasticity piece (4) air bag switch bar (7).

4, a kind of spring fender-guard of automobile as claimed in claim 1 is characterized in that: also be provided with horizontal stage clip (1) between shoulder pole spring leaf (10) and bumper body (2) inwall.

5, a kind of spring fender-guard of automobile as claimed in claim 1 is characterized in that: on the outerplanar of bumper body (2) rubber elastic layer is arranged again.