CN216184954U - Energy-absorbing type automobile bumper - Google Patents
Energy-absorbing type automobile bumper Download PDFInfo
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- CN216184954U CN216184954U CN202122389621.1U CN202122389621U CN216184954U CN 216184954 U CN216184954 U CN 216184954U CN 202122389621 U CN202122389621 U CN 202122389621U CN 216184954 U CN216184954 U CN 216184954U
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Abstract
The utility model relates to the technical field of automobile bumpers, and discloses an energy-absorbing automobile bumper which comprises an anti-collision cross beam, wherein a shock absorption column is fixedly connected to the middle position of the left side wall of the anti-collision cross beam, and a telescopic column is sleeved at the middle position of the left end of the shock absorption column in a sliding manner. This energy-absorbing type car bumper, the impact is compressed to the resistance to compression spring through the bumper front shell, the resistance to compression spring passes through the bumper backshell and compresses left shock-absorbing post and connecting block, cushion the impact through second damping spring and first damping spring jointly, car bumper to positive crashworthiness has been improved, bumper through plastics, can carry out certain protection to the pedestrian, through the energy-absorbing device, can effectually carry out the energy-absorbing to the striking of bumper side, can carry out the energy-absorbing to the positive striking of bumper simultaneously, the crashworthiness of bumper has been improved, driver's safety has been protected, the practicality of bumper has been improved.
Description
Technical Field
The utility model relates to the technical field of automobile bumpers, in particular to an energy-absorbing automobile bumper.
Background
The automobile bumper is a safety device for absorbing and slowing down external impact force and protecting the front part and the rear part of an automobile body, the existing automobile bumper cannot protect the side wings of an automobile, when the automobile side wings generate impact, the side wings cannot be well buffered, the safety of driving members is reduced, and the existing automobile bumper is simple in structure, incomplete in energy absorption and incapable of effectively buffering the impact in front.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides an energy-absorbing automobile bumper, which solves the problems that a side wing cannot be well buffered and front impact cannot be effectively buffered.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: an energy-absorbing automobile bumper comprises an anti-collision beam, wherein a shock absorption column is fixedly connected to the left side wall of the anti-collision beam and located in the middle, a telescopic column is slidably sleeved at the left end of the shock absorption column and located in the middle, a limiting plate is fixedly connected to the right end of the telescopic column, a first shock absorption spring is fixedly connected to the right end of the limiting plate, an installation block is fixedly connected to the left side wall of the anti-collision beam and located in the middle and behind, a second shock absorption spring is fixedly installed at the left end of the installation block, a connecting block is fixedly connected to the left end of the second shock absorption spring, a bumper rear shell is fixedly connected to the left end of the connecting block, a compression spring is fixedly connected to the left side wall of the bumper rear shell and located in the middle, a telescopic rod is fixedly connected to the left side wall of the bumper rear shell and located close to the front side, and a bumper front shell is fixedly connected to the left end of the telescopic rod, and the right side wall of the bumper rear shell is fixedly connected with an energy absorption device at a position close to the front side.
Preferably, the energy absorbing device comprises an energy absorbing box, a connecting rod, a first energy absorbing spring, a push plate, a stamping rod, a fixing ring, a second energy absorbing spring, a lantern ring, a sliding rod, an extrusion block and a compression spring, the right side wall of the bumper back shell is fixedly connected with the energy absorbing box at a position close to the front side, the inner wall of the rear side of the energy absorbing box is fixedly connected with the connecting rod at a position close to the upper side, the outer wall of the connecting rod is slidably connected with the push plate at a position close to the front side, the outer wall of the connecting rod is movably sleeved at a position at the rear side of the push plate with the first energy absorbing spring, the right side wall of the push plate is fixedly connected with the stamping rod at the middle position, the outer wall of the stamping rod is fixedly connected with the fixing ring at a position slightly left from the middle, the outer wall of the stamping rod is movably sleeved at a position at the right side of the fixing ring with the second energy absorbing spring, the outer wall of the stamping rod is slidably connected with a lantern ring at the right end of the second energy-absorbing spring, the outer wall of the rear side of the lantern ring is fixedly connected with a sliding rod, the rear end of the sliding rod is fixedly connected with an extrusion block, and the rear end of the extrusion block is fixedly connected with a compression spring.
Preferably, the shock attenuation post is total two, the mutual symmetry sliding connection of shock attenuation post is in the both sides of flexible post, through the shock attenuation post of mutual symmetry, can carry out twice buffering, the effectual impact that reduces to the bumper.
Preferably, the inner wall of shock attenuation post is just facing the position of limiting plate and is seted up in the spacing groove, through the cooperation of spacing groove and limiting plate, can restrict the removal of flexible post, prevents that flexible post from taking place to rotate.
Preferably, the second damping spring is a conical spring, and the second damping spring is a conical spring and has higher strength, so that the impact force borne by the second damping spring can be improved.
Preferably, the compression springs are a plurality of compression springs, and the impact force can be better absorbed through the compression springs.
Preferably, the bumper rear shell and the bumper front shell are made of plastic materials, and the bumper rear shell and the bumper front shell made of the plastic materials can protect pedestrians to a certain extent.
Preferably, the right side wall of the energy absorption box is provided with a sliding groove at a position facing the stamping rod, and the first energy absorption spring can be compressed through the matching of the sliding groove and the stamping rod.
Compared with the prior art, the utility model provides an energy-absorbing automobile bumper, which has the following beneficial effects:
1. this energy-absorbing type car bumper, the impact is compressed through the bumper front shell to the resistance to compression spring, and the resistance to compression spring passes through the bumper backshell and compresses left shock-absorbing post and connecting block, cushions the impact jointly through second damping spring and first damping spring, has improved car bumper and to positive crashproof ability, through the bumper of plastics, can carry out certain protection to the pedestrian.
2. This energy-absorbing type car bumper, through the energy-absorbing case, the connecting rod, first energy-absorbing spring, the slurcam, the ram rod, gu fixed ring, second energy-absorbing spring, the lantern ring, the slide bar, extrusion piece and compression spring cooperation, can effectually carry out the energy-absorbing to the striking of bumper side, can carry out the energy-absorbing to the positive striking of bumper simultaneously, the crashworthiness of bumper has been improved, driver's safety has been protected, the practicality of bumper has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the shock post structure of the present invention;
FIG. 3 is a cross-sectional view of an energy absorber device of the present invention.
Wherein: 1. an anti-collision beam; 2. a shock-absorbing post; 3. a telescopic column; 4. a limiting plate; 5. a first damping spring; 6. mounting blocks; 7. a second damping spring; 8. connecting blocks; 9. a bumper back case; 10. a compression spring; 11. a telescopic rod; 12. a bumper front shell; 13. an energy absorbing device; 131. an energy absorption box; 132. a connecting rod; 133. a first energy absorbing spring; 134. a push plate; 135. a stamping rod; 136. a fixing ring; 137. a second energy-absorbing spring; 138. a collar; 139. a slide bar; 1310. extruding the block; 1311. compressing the spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides an energy-absorbing type automobile bumper, which comprises an anti-collision beam 1, wherein two shock absorption columns 2 are fixedly connected to the left side wall of the anti-collision beam 1 at the middle position, the shock absorption columns 2 are symmetrically and slidably connected to the two sides of a telescopic column 3, the bumper can be buffered twice through the symmetrical shock absorption columns 2, so as to effectively reduce the impact force, the telescopic column 3 is slidably sleeved at the left end of the shock absorption column 2 at the middle position, a limit plate 4 is fixedly connected to the right end of the telescopic column 3, a limit groove is formed in the position, which is opposite to the limit plate 4, of the inner wall of the shock absorption column 2, the movement of the telescopic column 3 can be limited by the matching of the limit groove and the limit plate 4, so as to prevent the telescopic column 3 from rotating, a first shock absorption spring 5 is fixedly connected to the right end of the limit plate 4, and a mounting block 6 is fixedly connected to the left side wall of the anti-collision beam 1 at the position which is inclined to the middle position, the left end of the mounting block 6 is fixedly provided with a second damping spring 7, the second damping spring 7 is a conical spring, the impact force born by the second damping spring 7 can be improved by the second damping spring 7 which is the conical spring, the left end of the second damping spring 7 is fixedly connected with a connecting block 8, the left end of the connecting block 8 is fixedly connected with a bumper rear shell 9, the left side wall of the bumper rear shell 9 and the position in the middle are fixedly connected with compression springs 10, the compression springs 10 are a plurality in total, the impact force can be better absorbed by the compression springs 10, the left side wall of the bumper rear shell 9 and the position close to the front side are fixedly connected with an expansion link 11, the left end of the expansion link 11 is fixedly connected with a bumper front shell 12, the bumper rear shell 9 and the bumper front shell 12 are made of plastic materials, the bumper rear shell 9 and the bumper front shell 12 are made of the plastic materials, can carry out certain protection to the pedestrian, the right side wall of bumper backshell 9 is located the position fixedly connected with energy-absorbing device 13 that leans on the front side closely, the impact is compressed to compression spring 10 through bumper front shell 12, compression spring 10 compresses left shock absorber post 2 and connecting block 8 through bumper backshell 9, cushion the impact through second damping spring 7 and first damping spring 5 jointly, the car bumper is to positive crashproof ability has been improved, bumper through plastics, can carry out certain protection to the pedestrian.
The energy absorption device 13 comprises an energy absorption box 131, a connecting rod 132, a first energy absorption spring 133, a push plate 134, a stamping rod 135, a fixing ring 136, a second energy absorption spring 137, a lantern ring 138, a sliding rod 139, an extrusion block 1310 and a compression spring 1311, wherein the right side wall of the bumper back shell 9 is fixedly connected with the energy absorption box 131 at a position close to the front side, the right side wall of the energy absorption box 131 is opened in a sliding groove at a position facing the stamping rod 135, the first energy absorption spring 133 can be compressed through the matching of the sliding groove and the stamping rod 135, the connecting rod 132 is fixedly connected with the position close to the upper side of the inner wall of the rear side of the energy absorption box 131, the push plate 134 is slidably connected with the outer wall of the connecting rod 132 at a position close to the front side, the first energy absorption spring 133 is movably sleeved on the outer wall of the connecting rod 132 at a position close to the rear side of the push plate 134, the right side wall of the push plate 134 is fixedly connected with the stamping rod 135 at a position in the middle, the outer wall of the stamping rod 135 is fixedly connected with a fixing ring 136 at a position which is slightly left in the middle, the outer wall of the stamping rod 135 is movably sleeved with a second energy-absorbing spring 137 at a position which is positioned on the right side of the fixing ring 136, the outer wall of the stamping rod 135 is slidably connected with a lantern ring 138 at the right end of the second energy-absorbing spring 137, the outer wall of the rear side of the lantern ring 138 is fixedly connected with a sliding rod 139, the rear end of the sliding rod 139 is fixedly connected with an extrusion block 1310, and the rear end of the extrusion block 1310 is fixedly connected with a compression spring 1311, so that the impact on the side surface of the bumper can be effectively absorbed through the matching of the energy-absorbing box 131, the connecting rod 132, the first energy-absorbing spring 133, the pushing plate 134, the stamping rod 135, the fixing ring 136, the second energy-absorbing spring 137, the lantern ring 138, the sliding rod 139, the extrusion block 1310 and the compression spring 1311, the front impact on the bumper can be absorbed at the same time, the anti-collision capacity of the bumper is improved, and the safety of a driver is protected, the practicability of the bumper is improved.
When the automobile is impacted, the impact force is compressed against the compression spring 10 and the telescopic rod 11 through the front bumper shell 12, the impact force is buffered for the first time through the compression spring 10, the compression spring 10 drives the left shock absorption column 2 and the connecting block 8 to move rightwards through the rear bumper shell 9, the left shock absorption column 2 drives the limiting plate 4 to move rightwards through the telescopic column 3, the limiting plate 4 compresses the first shock absorption spring 5, the first shock absorption spring 5 buffers the impact force, the connecting block 8 moves rightwards to compress the second shock absorption spring 7, the second shock absorption spring 7 and the first shock absorption spring 5 buffer the impact force for the second time together, the rear bumper shell 9 drives the connecting rod 132 to move rightwards through the energy absorption box 131, the impact rod 135 compresses the first energy absorption spring 133 through the pushing plate 134, the fixing ring 136 is driven by the impact rod 135 to move rightwards to compress the second energy absorption spring 137, move right through depression bar 135 and drive lantern ring 138 and move forward, lantern ring 138 drives through slide bar 139 and extrudees the piece 1310 and moves forward, and the piece 1310 moves forward and stretches compression spring 1311, and the bumper carries out the energy-absorbing to the face striking, also can effectually carry out the energy-absorbing to the side striking simultaneously, has improved the crashworthiness of bumper, has protected driver's safety, has improved the practicality of bumper.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an energy-absorbing type car bumper, includes crashproof crossbeam (1), its characterized in that: the anti-collision device is characterized in that the left side wall of the anti-collision beam (1) is fixedly connected with a damping column (2) at the middle position, the left end of the damping column (2) is slidably connected with a telescopic column (3) at the middle position, a limiting plate (4) is fixedly connected with the right end of the telescopic column (3), a first damping spring (5) is fixedly connected with the right end of the limiting plate (4), the left side wall of the anti-collision beam (1) is fixedly connected with an installation block (6) at the middle position behind, a second damping spring (7) is fixedly installed at the left end of the installation block (6), a connecting block (8) is fixedly connected with the left end of the second damping spring (7), a bumper rear shell (9) is fixedly connected with the left end of the connecting block (8), a compression spring (10) is fixedly connected with the left side wall of the bumper rear shell (9) at the middle position, the bumper is characterized in that the left side wall of the bumper rear shell (9) is fixedly connected with a telescopic rod (11) close to the front side, the left end of the telescopic rod (11) is fixedly connected with a bumper front shell (12), and the right side wall of the bumper rear shell (9) is fixedly connected with an energy absorbing device (13) close to the front side.
2. An energy absorbing bumper according to claim 1, wherein: the energy absorption device (13) comprises an energy absorption box (131), a connecting rod (132), a first energy absorption spring (133), a pushing plate (134), a stamping rod (135), a fixing ring (136), a second energy absorption spring (137), a lantern ring (138), a sliding rod (139), an extrusion block (1310) and a compression spring (1311), wherein the right side wall of the bumper rear shell (9) is fixedly connected with the energy absorption box (131) at a position close to the front side, the rear side inner wall of the energy absorption box (131) is fixedly connected with the connecting rod (132) at a position close to the upper side, the outer wall of the connecting rod (132) is slidably connected with the pushing plate (134) at a position close to the front side, the outer wall of the connecting rod (132) is movably sleeved with the first energy absorption spring (133) at a position located at the rear side of the pushing plate (134), and the right side wall of the pushing plate (134) is fixedly connected with the stamping rod (135) at a position in the middle, the outer wall of stamping rod (135) is located the solid fixed ring of position fixedly connected with (136) of middle deviation left side, the outer wall of stamping rod (135) is located the position activity on solid fixed ring (136) right side and has cup jointed second energy-absorbing spring (137), the outer wall of stamping rod (135) is located the right-hand member sliding connection of second energy-absorbing spring (137) and has lantern ring (138), the rear side outer wall fixedly connected with slide bar (139) of lantern ring (138), the rear end fixedly connected with extrusion piece (1310) of slide bar (139), the rear end fixedly connected with compression spring (1311) of extrusion piece (1310).
3. An energy absorbing bumper according to claim 1, wherein: the damping columns (2) are two in total, and the damping columns (2) are symmetrically connected to two sides of the telescopic column (3) in a sliding mode.
4. An energy absorbing bumper according to claim 1, wherein: the inner wall of the shock absorption column (2) is arranged in the position, which faces the limiting plate (4), of the limiting groove.
5. An energy absorbing bumper according to claim 1, wherein: the second damping spring (7) is a conical spring.
6. An energy absorbing bumper according to claim 1, wherein: the compression springs (10) are provided in a plurality.
7. An energy absorbing bumper according to claim 1, wherein: the bumper back shell (9) and the bumper front shell (12) are made of plastic materials.
8. An energy absorbing bumper according to claim 2, wherein: the right side wall of the energy absorption box (131) is provided with a sliding groove at a position right opposite to the stamping rod (135).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389621.1U CN216184954U (en) | 2021-09-29 | 2021-09-29 | Energy-absorbing type automobile bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389621.1U CN216184954U (en) | 2021-09-29 | 2021-09-29 | Energy-absorbing type automobile bumper |
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| Publication Number | Publication Date |
|---|---|
| CN216184954U true CN216184954U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122389621.1U Active CN216184954U (en) | 2021-09-29 | 2021-09-29 | Energy-absorbing type automobile bumper |
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| CN (1) | CN216184954U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114684050A (en) * | 2022-05-05 | 2022-07-01 | 黄山联合应用技术发展有限公司 | Rear-end energy absorption device for all-region target detection vehicle |
| CN115009317A (en) * | 2022-06-02 | 2022-09-06 | 南京浦汇车辆配件有限公司 | Energy absorption structure of railway vehicle cab |
-
2021
- 2021-09-29 CN CN202122389621.1U patent/CN216184954U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114684050A (en) * | 2022-05-05 | 2022-07-01 | 黄山联合应用技术发展有限公司 | Rear-end energy absorption device for all-region target detection vehicle |
| CN114684050B (en) * | 2022-05-05 | 2023-11-14 | 黄山联合应用技术发展有限公司 | Rear end energy absorbing device for all-region target detection vehicle |
| CN115009317A (en) * | 2022-06-02 | 2022-09-06 | 南京浦汇车辆配件有限公司 | Energy absorption structure of railway vehicle cab |
| CN115009317B (en) * | 2022-06-02 | 2024-04-09 | 南京浦汇车辆配件有限公司 | Energy absorbing structure of railway vehicle cab |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220901 Address after: Room G228, Building 7, No. 228, Jingle Road, Langxia Town, Jinshan District, Shanghai, 201500 Patentee after: Shanghai Fanling Automobile Technology Service Co.,Ltd. Address before: 477150 No. 067, ludazhuang, luxiaoxing village, Huji Township, Zhoukou City, Henan Province Patentee before: Song Jie |
|
| TR01 | Transfer of patent right |