CN204701576U - Automobile anti-rear end collision cushioning guard fence - Google Patents
Automobile anti-rear end collision cushioning guard fence Download PDFInfo
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- CN204701576U CN204701576U CN201520442770.1U CN201520442770U CN204701576U CN 204701576 U CN204701576 U CN 204701576U CN 201520442770 U CN201520442770 U CN 201520442770U CN 204701576 U CN204701576 U CN 204701576U
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- recoil spring
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Abstract
Automobile anti-rear end collision cushioning guard fence, belongs to automobile collision preventing technical field.When the utility model, in order to solve, car rear-end lorry accident occurs, lorry effectively can not prevent small passenger car from piercing truck tail and cause the personal problem come to harm of car driver and crew.The utility model comprises two groups of recoil spring groups of stretching, two groups of recoil spring groups of stretching are symmetrically set, and be arranged on the two ends of the large frame of car body, two groups of recoil spring groups of stretching are fixed together by a crossbeam, described flexible recoil spring group comprises front arm, buffering support arm and recoil spring, and described buffering support arm is sleeved in front arm.The utility model design is ingenious, low cost of manufacture, effectively can reduce car in rear-end collision and pierce bottom lorry and the probability caused casualties.
Description
Technical field
The utility model relates to a kind of protection means for automobile, belongs to automobile collision preventing technical field.
Background technology
Along with automobile is satisfied the growth of the amount of having, automotive safety is day by day serious, and day increases progressively repeatly in traffic accident, some accidents cause owing to knocking into the back, in rear-end collision, car rear-end lorry is the accident form that proportion is higher, because the vehicle body of lorry is higher, the vehicle body of car is low, when there is car rear-end lorry, car is easy to get into below lorry, and motorcar body front end is because clashing into less than truck tail, do not play energy-absorbing and the effect resisting distortion, thus driver and crew in car are caused serious injury.At present, many high capacity waggons directly install channel-section steel as rear bumper below afterbody, because the flexural strength of channel-section steel is too high, out of reach buffer action, and channel-section steel distance ground is nearer, be unfavorable for that lorry travels in the mountain area that road conditions are poor, also do not have a kind of small passenger car that can effectively prevent to pierce the rear-end device of truck tail at present.
Utility model content
The purpose of this utility model is when solving generation car rear-end lorry accident, and lorry effectively can not prevent small passenger car from piercing truck tail and cause the personal problem come to harm of car driver and crew, and then provides automobile anti-rear end collision cushioning guard fence.
The technical solution of the utility model:
Automobile anti-rear end collision cushioning guard fence comprises two groups of recoil spring groups of stretching, two groups of recoil spring groups of stretching are symmetrically set, and be arranged on the two ends of the large frame of car body, two groups of recoil spring groups of stretching are fixed together by a crossbeam, described flexible recoil spring group comprises front arm, buffering support arm and recoil spring, and described buffering support arm is sleeved in front arm.
Preferred: described front arm is provided with knock hole and stroke elongated hole, the lower end of front arm is welded with front leg strut and front leg strut reinforced rib, described buffering support arm is provided with spacing hole and spring travel hole, buffering support arm lower end is welded with bearing, bearing is provided with pinned connection hole, described recoil spring is arranged in buffering support arm, and recoil spring one end leans being arranged on the fix shaft in knock hole, and the other end of recoil spring leans on the limit shaft in spacing hole.
Preferred: described front arm and buffering support arm are the housings that system spelled by a kind of tubing or steel plate.
Preferred: described automobile anti-rear end collision cushioning guard fence also comprises crash barrier, and crash barrier is movably connected in the pinned connection hole of buffering support arm by bearing pin.
Preferred: described crash barrier comprises collision prevention girders, some tie-beams, lower collision prevention girders, two telescopic shaft bearings and two telescopic shafts, described upper collision prevention girders and lower collision prevention girders are be arranged in parallel and are connected by some tie-beams, lower collision prevention girders is respectively equipped with two telescopic shaft bearings, two telescopic shafts are fixedly mounted on two telescopic shaft bearings respectively, the telescopic shaft of described crash barrier is slidably mounted on the front leg strut of front arm, and the top of telescopic shaft is provided with bolt and pad.
Preferred: the sliding block joint place of described crash barrier and front arm is also provided with flexible inner spring and flexible outer spring, flexible outer spring is sleeved on the outside of flexible inner spring, described flexible inner spring one end leans on telescopic shaft bearing, the other end of flexible inner spring leans on front leg strut, described flexible outer spring one end leans in lower collision prevention girders, and the other end of flexible outer spring leans on front leg strut.
Preferred: the large frame of described car body is that the grooved erecting frame made spelled by a kind of angle bar or steel plate.
The utility model has following beneficial effect: automobile anti-rear end collision cushioning guard fence of the present utility model is installed and is connected to bottom Truck Frame Model, when front vehicle strikes front row, front vehicle directly strikes on the automobile anti-rear end collision cushioning guard fence of installation, guard rail can rebound, cushion the impact inertia force of front vehicle, ensure that rear dilly cannot creep into the tailstock of front lorry when knocking into the back, reduce the injured degree of accident process personnel.The utility model design is ingenious, and Assembly &Disassembly is convenient, can the generation of effectively minimizing accident, reduces the probability that car in rear-end collision pierces truck tail.
Accompanying drawing explanation
Fig. 1 is automobile anti-rear end collision cushioning guard fence structural representation;
Fig. 2 is the front view of front arm;
Fig. 3 is the front view of buffering support arm;
The large frame of 1-car body in figure, 2-stretches recoil spring group, 3-crossbeam, 4-front arm, 5-buffering support arm, 6-knock hole, 7-stroke elongated hole, 8-front leg strut, 9-front leg strut reinforced rib, 10-spacing hole, 11-bearing, 12-pinned connection hole, 13-recoil spring, 14-fix shaft, 15-limit shaft, 16-crash barrier, 17-bearing pin, 18-collision prevention girders, 19-tie-beam, collision prevention girders under 20-, 21-telescopic shaft bearing, 22-telescopic shaft, 23-stretches inner spring, and 24-stretches outer spring, 25-spring travel hole.
Detailed description of the invention
Detailed description of the invention one: composition graphs 1 to Fig. 3 illustrates present embodiment, the automobile anti-rear end collision cushioning guard fence two groups of present embodiment stretches recoil spring group 2, two groups of recoil spring groups 2 of stretching are symmetrically set, and be arranged on the two ends of the large frame 1 of car body, two groups of recoil spring groups 2 of stretching are fixed together by a crossbeam 3, described flexible recoil spring group 2 comprises front arm 4 and buffering support arm 5, and described buffering support arm 5 is sleeved in front arm 4; Described front arm 4 and buffering support arm 5 are housings that system spelled by a kind of tubing or steel plate; The large frame of described car body 1 is that the grooved erecting frame made spelled by a kind of angle bar or steel plate.Setting like this; at full size vehicle afterbody, automobile anti-rear end collision cushioning guard fence is installed; when there is rear-end collision in front vehicle; Vehicular impact is to the flexible recoil spring group 2 of automobile anti-rear end collision cushioning guard fence; flexible recoil spring group 2 achieves elastic buffer effect by a buffering support arm 5 in front arm 4; when a fault occurs, flexible recoil spring group 2 pairs of front vehicle play protection and buffering, can protect the personal safety of front vehicle driver and crew significantly.
Detailed description of the invention two: composition graphs 2 and Fig. 3 illustrate present embodiment, the front arm 4 described in automobile anti-rear end collision cushioning guard fence of present embodiment is provided with knock hole 6 and stroke elongated hole 7, the lower end of front arm 4 is welded with front leg strut 8 and front leg strut reinforced rib 9, described buffering support arm 5 is provided with spacing hole 10 and spring travel hole 25, buffering support arm 5 lower end is welded with bearing 11, bearing is provided with pinned connection hole 12, described recoil spring 13 is arranged in buffering support arm 5, recoil spring 13 one end leans on the fix shaft 14 be arranged in knock hole 6, the other end of recoil spring 13 leans on the limit shaft 15 in spacing hole 10.Setting like this, buffering support arm 5 is arranged in front arm 4, and recoil spring 13 is provided with between buffering support arm 5 and front arm 4, when foreign impacts power extruding buffering support arm 5 time, front arm 4 provides support to shock absorber 5, buffering support arm 5 effectively alleviates foreign impacts power by recoil spring 13, thus the damage of driver and crew after reducing Vehicular impact.
Detailed description of the invention three: composition graphs 1 illustrates present embodiment, the automobile anti-rear end collision cushioning guard fence described in automobile anti-rear end collision cushioning guard fence of present embodiment also comprises crash barrier 16, and crash barrier 16 is movably connected in the pinned connection hole 12 of buffering support arm 5 by bearing pin 17.Setting like this, crash barrier 16 is arranged on buffering support arm 5 by bearing pin 17, and crash barrier 16 can effectively stop the vehicle that knocks into the back to pierce high capacity waggon afterbody.
Detailed description of the invention four: composition graphs 1 illustrates present embodiment, the crash barrier 16 described in automobile anti-rear end collision cushioning guard fence of present embodiment comprises collision prevention girders 18, some tie-beams 19, lower collision prevention girders 20, two telescopic shaft bearings 21 and two telescopic shafts 22, described upper collision prevention girders 18 and lower collision prevention girders 20 are be arranged in parallel and are connected by some tie-beams 19, lower collision prevention girders 20 is respectively equipped with two telescopic shaft bearings 21, two telescopic shafts 22 are fixedly mounted on two telescopic shaft bearings 21 respectively, the telescopic shaft 22 of described crash barrier 6 is slidably mounted on the front leg strut 8 of front arm 4, the top of telescopic shaft 22 is provided with bolt and pad.Setting like this, crash barrier 16 is connected by telescopic shaft 22 and front arm 4, when front vehicle clashes into crash barrier 16, front arm 4 be crash barrier 16 provider to support, crash barrier 16 forward rocking motion, cushions the impulsive force of the vehicle that knocks into the back.
Detailed description of the invention five: composition graphs 1 illustrates present embodiment, the crash barrier 16 described in automobile anti-rear end collision cushioning guard fence of present embodiment and the sliding block joint place of front arm 4 are also provided with flexible inner spring 23 and flexible outer spring 24, flexible outer spring 24 is sleeved on the outside of flexible inner spring 23, described flexible inner spring 23 one end leans on telescopic shaft bearing 21, the other end of flexible inner spring 23 leans on front leg strut 8, described flexible outer spring 24 one end leans in lower collision prevention girders 20, and the other end of flexible outer spring 24 leans on front leg strut 8.Setting like this, be arranged on flexible inner spring 23 between crash barrier 16 and front arm 4 and flexible outer spring 24 and effectively can absorb energy in collision process, reduce impulsive force, when vehicle generation rear-end impact, crash barrier 16 is by the elastic reaction of stretch inner spring 23 and flexible outer spring 24, cushioned shock degree, rebound the vehicle that knocks into the back simultaneously, reduces the probability that car pierces the tailstock.
The exemplary illustration of present embodiment just to this patent, does not limit its protection domain, and those skilled in the art can also change, as long as no the Spirit Essence exceeding this patent, in the protection domain of this patent its local.
Claims (7)
1. automobile anti-rear end collision cushioning guard fence, comprise two groups of recoil spring groups (2) of stretching, it is characterized in that: two groups of recoil spring groups (2) of stretching are symmetrically set, and be arranged on the two ends of the large frame of car body (1), two groups of recoil spring groups (2) of stretching are fixed together by a crossbeam (3), described flexible recoil spring group (2) comprises front arm (4), buffering support arm (5) and recoil spring (13), and described buffering support arm (5) is sleeved in front arm (4).
2. automobile anti-rear end collision cushioning guard fence according to claim 1, it is characterized in that: described front arm (4) is provided with knock hole (6) and stroke elongated hole (7), the lower end of front arm (4) is welded with front leg strut (8) and front leg strut reinforced rib (9), described buffering support arm (5) is provided with spacing hole (10) and spring travel hole (25), buffering support arm (5) lower end is welded with bearing (11), bearing is provided with pinned connection hole (12), described recoil spring (13) is arranged in buffering support arm (5), recoil spring (13) one end leans being arranged on the fix shaft (14) in knock hole (6), the other end of recoil spring (13) leans on the limit shaft (15) in spacing hole (10).
3. automobile anti-rear end collision cushioning guard fence according to claim 2, is characterized in that: described front arm (4) and buffering support arm (5) are the housings that system spelled by a kind of tubing or steel plate.
4. automobile anti-rear end collision cushioning guard fence according to claim 1 and 2, it is characterized in that: described automobile anti-rear end collision cushioning guard fence also comprises crash barrier (16), crash barrier (16) is movably connected in the pinned connection hole (12) of buffering support arm (5) by bearing pin (17).
5. automobile anti-rear end collision cushioning guard fence according to claim 4, it is characterized in that: described crash barrier (16) comprises collision prevention girders (18), some tie-beams (19), lower collision prevention girders (20), two telescopic shaft bearings (21) and two telescopic shafts (22), described upper collision prevention girders (18) and lower collision prevention girders (20) are be arranged in parallel and are connected by some tie-beams (19), lower collision prevention girders (20) is respectively equipped with two telescopic shaft bearings (21), two telescopic shafts (22) are fixedly mounted on two telescopic shaft bearings (21) respectively, the telescopic shaft (22) of described crash barrier (6) is slidably mounted on the front leg strut (8) of front arm (4), the top of telescopic shaft (22) is provided with bolt and pad.
6. automobile anti-rear end collision cushioning guard fence according to claim 5, it is characterized in that: described crash barrier (16) and the sliding block joint place of front arm (4) are also provided with flexible inner spring (23) and flexible outer spring (24), flexible outer spring (24) is sleeved on the outside of flexible inner spring (23), described flexible inner spring (23) one end leans on telescopic shaft bearing (21), the other end of flexible inner spring (23) leans on front leg strut (8), described flexible outer spring (24) one end leans in lower collision prevention girders (20), the other end of flexible outer spring (24) leans on front leg strut (8).
7. automobile anti-rear end collision cushioning guard fence according to claim 1, is characterized in that: the large frame of described car body (1) is that the grooved erecting frame made spelled by a kind of angle bar or steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442770.1U CN204701576U (en) | 2015-06-25 | 2015-06-25 | Automobile anti-rear end collision cushioning guard fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442770.1U CN204701576U (en) | 2015-06-25 | 2015-06-25 | Automobile anti-rear end collision cushioning guard fence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204701576U true CN204701576U (en) | 2015-10-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520442770.1U Expired - Fee Related CN204701576U (en) | 2015-06-25 | 2015-06-25 | Automobile anti-rear end collision cushioning guard fence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204701576U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106347276A (en) * | 2016-11-23 | 2017-01-25 | 安徽江淮汽车集团股份有限公司 | Vehicle rear protection |
| CN106427853A (en) * | 2016-11-23 | 2017-02-22 | 安徽江淮汽车集团股份有限公司 | Rear protection for vehicle |
| CN108482295A (en) * | 2018-02-06 | 2018-09-04 | 富华中元江苏重机科技有限公司 | A kind of back shroud mounting structure |
| CN110042785A (en) * | 2019-05-17 | 2019-07-23 | 招商局重庆交通科研设计院有限公司 | Traffic anticollision barrier |
-
2015
- 2015-06-25 CN CN201520442770.1U patent/CN204701576U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106347276A (en) * | 2016-11-23 | 2017-01-25 | 安徽江淮汽车集团股份有限公司 | Vehicle rear protection |
| CN106427853A (en) * | 2016-11-23 | 2017-02-22 | 安徽江淮汽车集团股份有限公司 | Rear protection for vehicle |
| CN108482295A (en) * | 2018-02-06 | 2018-09-04 | 富华中元江苏重机科技有限公司 | A kind of back shroud mounting structure |
| CN110042785A (en) * | 2019-05-17 | 2019-07-23 | 招商局重庆交通科研设计院有限公司 | Traffic anticollision barrier |
| CN110042785B (en) * | 2019-05-17 | 2023-11-24 | 招商局重庆交通科研设计院有限公司 | Traffic anti-collision guardrail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20180625 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |