CN101172475A

CN101172475A - Adelomorphic anti-collision bumper of car

Info

Publication number: CN101172475A
Application number: CNA2006100325085A
Authority: CN
Inventors: 宣昌黎
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-11-02
Filing date: 2006-11-02
Publication date: 2008-05-07

Abstract

The invention relates to an automobile accessory, in particular to an anti-collision bumper used on a sedan. An energy absorbing plate (8) is supported and assembled on the inner side of a casing (9) at the front end of the bumper, energy absorbing devices (15) with the same structure are fixedly arranged at the both ends of the inner side of the energy absorbing plate (8), positioning elastic sheets (12) with saliencies are installed on the both ends of the inner side of the energy absorbing plate (8), an energy absorbing plate support (7) fixed at one end of the energy absorbing devices (15) is inserted and installed in the positioning elastic sheets (12), and the energy absorbing devices (15) and the energy absorbing plate (8) form a transverse sliding type structure. The invisible anti-collision bumper used for the sedan adopts three groups of step-by-step distortion buffering designs and fully utilizes the physics impact toughness and the mechanics superiority, therefore, the collision force of the sedan can be absorbed for 60 percent to 80 percent efficiently.

Description

Adelomorphic anti-collision bumper of car

Technical field

The present invention relates to vehicular spare parts, particularly a kind of anti-impact bumper of auto use.

Background technology

At present; there is not the reload buffer device between tradition car bumper and vehicle body; dynamic ductility and mechanical structure do not play buffering and safety effect to vehicle body; cause vehicle when bumping, can not protect vehicle body and driver and conductor's safety effectively, and directly installing external crash barrier additional at the vehicle body front and back ends influence the attractive in appearance of car.

Summary of the invention

The object of the present invention is to provide and a kind ofly can be complementary with many sedans, and can be with the Adelomorphic anti-collision bumper of car of impact force efficient absorption, it is under the condition that does not change the original bumper/spoiler surface structure of car and the stealthy inside that is assemblied in forward and backward bumper/spoiler is similar shape with original bumper/spoiler and coincide.

The objective of the invention is to realize: Adelomorphic anti-collision bumper of car by following approach, it is characterized in that: the energy-absorbing plate support assemblies is the end housing inboard before bumper/spoiler, the inboard two ends of energy-absorbing plate are fixed with an energy absorption device that structure is identical respectively, bossed Location resilient piece is installed at the inboard two ends of energy-absorbing plate, the energy-absorbing plate support insertion fixing with energy absorption device one end is installed in the Location resilient piece, and energy absorption device and energy-absorbing plate form horizontal sliding structure; Energy absorption device comprises preceding guide pipe, back guide pipe and rubber energy-absorbing core, the front end slip cap of preceding guide pipe is contained in the guide pipe tube chamber of back, the steady ring that is installed in back guide pipe front end is installed on outside the outer shroud of preceding guide pipe front end, preceding guide pipe and back guide pipe are sliding structure, rubber energy-absorbing core is installed in preceding guide pipe and the guide pipe inside, back behind the suit, its two ends are fixed with the tube chamber bottom of preceding guide pipe and back guide pipe respectively, the bottom of preceding guide pipe is fixed on the energy-absorbing plate support, the bottom of back guide pipe is fixed on the longeron assembly parts, and the longeron assembly parts connect with the car longeron is fastening.

2. Adelomorphic anti-collision bumper of car as claimed in claim 1, it is characterized in that: the rubber Friction disk is the tack taper, expose the friction part behind the tube wall of guide pipe after passing, pressing plate is fixed and is installed on the tube wall of back guide pipe, the top, the tube wall outside of preceding guide pipe is the friction slideway of arc-shaped transition, and the outer shroud of the front end of preceding guide pipe and rubber Friction disk correspondence position have sliding tray.The rubber Friction disk is on the chamber wall that level is installed in the back guide pipe, is symmetrically and evenly to distribute.Rubber energy-absorbing core is " I " font, its two ends respectively with preceding guide pipe and the back guide pipe tube chamber bottom tight compression mount.

Adelomorphic anti-collision bumper of car of the present invention has adopted three groups of gradual distortion Cushioning Design, fully uses physical impact toughness and mechanics advantage.Can be with the impact force efficient absorption 60-80% of car.Energy-absorbing plate adopts the thin steel sheet spring to make, have the buffering energy-absorbing effect and restore performance, it and energy-absorbing plate prop up and are configured to horizontal sliding structure, so that energy-absorbing plate is retractable when collision deformation, again before the warp, the connection of back guide pipe and steady ring and car longeron constitute longitudinal sliding motion formula structure, the rubber Friction disk adopts the rubber with high strength coefficient of friction to make, it is wiped the resistance that forms with buffing energy efficient is absorbed, the condition that the friction energy-absorbing does not rebound and discharges on mechanics, there is not the flutter failure rate, rubber energy-absorbing core is the pressure assembling, it is the cylindrical buffering energy-absorbing spare made from high-tension rubber, it constitutes reasonably with the rubber Friction disk in collision, and work cooperates, doing the surplus energy after energy-absorbing plate and the absorption of rubber Friction disk further, buffering absorbs, and under the mechanical function of rubber Friction disk, controlled the physical condition that bounce-back discharges, actv. keeps soft contact the between vehicle body and the collision body, avoids the injury to vehicle body and occupant.

Description of drawings

Below in conjunction with accompanying drawing the present invention is described in further detail:

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the A-A section-drawing of Fig. 1;

Fig. 3 is the structural representation of outer shroud 13.

The specific embodiment

As Fig. 1, Fig. 2, shown in Figure 3, the car hidden energy-absorbing bumper, energy-absorbing plate 8 support assemblies are end housing 9 inboards before bumper/spoiler, energy-absorbing plate 8 inboard two ends are fixed with an energy absorption device 15 that structure is identical respectively, bossed Location resilient piece 12 is installed at energy-absorbing plate 8 inboard two ends, energy-absorbing plate support 7 insertions fixing with energy absorption device 15 1 ends are installed in the Location resilient piece 12, and energy absorption device 15 forms horizontal sliding structure with energy-absorbing plate 8; Energy absorption device 15 comprises preceding guide pipe 6, back guide pipe 3 and rubber energy-absorbing core 11, the front end slip cap of preceding guide pipe 6 is contained in guide pipe 3 tube chambers of back, the steady ring 5 that is installed in back guide pipe 3 front ends is installed on outside the outer shroud 13 of preceding guide pipe 6 front ends, outer shroud 13 and preceding guide pipe 6 form for whole car system, preceding guide pipe 6 and back guide pipe 3 are sliding structure, rubber energy-absorbing core 11 is installed in preceding guide pipe 6 and guide pipe 3 inside, back behind the suit, its two ends are fixed with the tube chamber bottom of preceding guide pipe 6 and back guide pipe 3 respectively, rubber energy-absorbing core 11 is " I " font, and its two ends are fixed with the tube chamber bottom close fit of preceding guide pipe 6 and back guide pipe 3 respectively.The bottom of preceding guide pipe 6 is fixed on the energy-absorbing plate support 7, and the bottom of back guide pipe 3 is fixed on the longeron assembly parts 2, longeron assembly parts 2 and 1 fastening connection of car longeron.Rubber Friction disk 10 is the tack taper, rubber Friction disk 10 is on the 4 road axial lines that level is installed in back guide pipe 3 chamber walls, after passing, it exposes the friction part behind the tube wall of guide pipe 3, pressing plate 4 is fixed and is installed on the tube wall of back guide pipe 3, the top, the tube wall outside of preceding guide pipe 6 is the friction slideway 14 of arc-shaped transition, and the outer shroud 13 and rubber Friction disk 10 correspondence positions of the front end of preceding guide pipe 6 have sliding tray 16.

The principle of work of Adelomorphic anti-collision bumper of car of the present invention is as follows: the car that is equipped with this Adelomorphic anti-collision bumper is when being collided, end housing 9 and energy-absorbing plate 8 stress deformation and produce the buffering energy-absorbing effect simultaneously before the bumper/spoiler of car, when arc energy-absorbing plate 8 is collided horizon, its bounce-back toughness reduces, and the impact force of car is transformed into the energy absorption device 15 at two ends.Preceding guide pipe 6 stressed back compressing rubber energy-absorbing core 11 vertically-guideds, the tube wall of guide pipe 6 before rubber Friction disk 10 pins by arc friction slideway 14, thereby produce the chain energy-absorbing effect of friction and ductile buffer, the horizontal powerful friction of vertical buffering toughness of rubber energy-absorbing core 11 and rubber Friction disk 10 forms huge soft resistance, make impact force and velocity of impact moment reduction, thereby produce the effective energy-absorbing rate, preceding guide pipe 6 and rubber energy-absorbing core 11 are pinned by rubber Friction disk 10 in the land of buffering energy-absorbing, make the release that can not rebound of the energy of rubber energy-absorbing core 11, will restore to the original state through guide pipe 6 before manually unclamping rubber Friction disk 10 and making and rubber energy-absorbing core 11 after the collision.

Claims

1. Adelomorphic anti-collision bumper of car, it is characterized in that: energy-absorbing plate (8) support assemblies is end housing (9) inboard before bumper/spoiler, the inboard two ends of energy-absorbing plate (8) are fixed with an energy absorption device (15) that structure is identical respectively, bossed Location resilient piece (12) is installed at the inboard two ends of energy-absorbing plate (8), energy-absorbing plate support (7) insertion fixing with energy absorption device (15) one ends is installed in the Location resilient piece (12), and energy absorption device (15) forms horizontal sliding structure with energy-absorbing plate (8); Energy absorption device (15) comprises preceding guide pipe (6), back guide pipe (3) and rubber energy-absorbing core (11), the front end slip cap of preceding guide pipe (6) is contained in guide pipe (3) tube chamber of back, the steady ring (5) that is installed in back guide pipe (3) front end is installed on outside the outer shroud (13) of preceding guide pipe (6) front end, preceding guide pipe (6) and back guide pipe (3) are sliding structure, rubber energy-absorbing core (11) is installed in preceding guide pipe (6) and guide pipe (3) inside, back behind the suit, its two ends are fixed with the tube chamber bottom of preceding guide pipe (6) and back guide pipe (3) respectively, the bottom of preceding guide pipe (6) is fixed on the energy-absorbing plate support (7), the bottom of back guide pipe (3) is fixed on the longeron assembly parts (2), longeron assembly parts (2) and fastening connection of car longeron (1).

2. Adelomorphic anti-collision bumper of car as claimed in claim 1, it is characterized in that: rubber Friction disk (10) is the tack taper, expose the friction part behind the tube wall of guide pipe (3) after passing, pressing plate (4) is fixed and is installed on the tube wall of back guide pipe (3), the top, the tube wall outside of preceding guide pipe (6) is the friction slideway (14) of arc-shaped transition, and the outer shroud (13) of the front end of preceding guide pipe (6) has sliding tray (16) with rubber Friction disk (10) correspondence position.

3. Adelomorphic anti-collision bumper of car as claimed in claim 1 or 2 is characterized in that: rubber Friction disk (10) is on the chamber wall that level is installed in back guide pipe (3), is symmetrically and evenly to distribute.

4. Adelomorphic anti-collision bumper of car as claimed in claim 1 is characterized in that: rubber energy-absorbing core (11) is " I " font, its two ends respectively with preceding guide pipe (6) and the back guide pipe (3) tube chamber bottom tight compression mount.