CN102806878A - Rear protection device for body-chassis frame construction and vehicle - Google Patents
Rear protection device for body-chassis frame construction and vehicle Download PDFInfo
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- CN102806878A CN102806878A CN2012103334838A CN201210333483A CN102806878A CN 102806878 A CN102806878 A CN 102806878A CN 2012103334838 A CN2012103334838 A CN 2012103334838A CN 201210333483 A CN201210333483 A CN 201210333483A CN 102806878 A CN102806878 A CN 102806878A
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- protection beam
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Abstract
The invention provides a rear protection device for a body-chassis frame construction and a vehicle. The rear protection device comprises a middle protection beam, a left protection beam and a right protection beam which are independent from and matched with one another, wherein the middle protection beam is arranged on a frame; the left and the right protection beams are arranged on the body-chassis frame construction respectively; and the middle, the left and the right protection beams are made of high polymer materials. The rear protection device is divided into three parts, so that the relative motion between the frame and the body-chassis frame construction does not cause adverse effects on the left and the right protection beams any more, the appearance clearance requirements on a visible external surface in engineering can be effectively lowered, the degree of freedom in the appearance design of the body-chassis frame construction is increased, and the design innovation of the whole vehicle shape is favorable. Meanwhile, the three parts do not affect each other in case of collision of the structure, so that the maintenance cost can be effectively reduced. Furthermore, the corner protection beams of the middle, the left and the right protection beams are made of polypropylene, glass fiber or glass mat reinforce thermoplastics (GMT) rather than metal materials, so as to reduce the weight.
Description
Technical field
The present invention relates to automotive field, be meant a kind of back fender guard and vehicle of body-chassis frame construction especially.
Background technology
The automobile of body-chassis frame construction has a rigid-frame, and assembly parts such as driving engine, part driving system, vehicle body all are to be fixed on the vehicle frame with draft hitch, and vehicle frame connects with wheel through the fore suspension and rear suspension device.Body-chassis frame construction is relatively heavier, but has good stationarity and safety, and some are like the full size vehicle of motorcoach, lorry, and cross-country car all adopts body-chassis frame construction.
With the cross country car is example, and chassis frame and body construction can guarantee reliability and safety, but same this following problem that exists:
Because the back fender guard that chassis frame and body construction causes being positioned at vehicle rear can only be fixed on the vehicle frame.And there are the relative motion amount that strengthens in vehicle frame and vehicle body, thus traditional back fender guard must and vehicle body between reserve bigger gap, cause the design of vehicle body very restricted, can't satisfy diversified day by day styling design demand.
Summary of the invention
The technical matters that the present invention will solve provides the back fender guard and the vehicle of the body-chassis frame construction of the more reasonable and light easy assembling of a kind of structure.
For solving the problems of the technologies described above, embodiments of the invention provide a kind of back fender guard of body-chassis frame construction, comprise separate and suitable middle protection beam and left and right protection beam; The protection beam is installed on the vehicle frame in wherein said, and protection beam in a left side is installed on the vehicle body respectively with right protection beam; Protection beam, left side protection beam and right protection beam are processed by High molecular material in said.
Wherein, said left side protection beam is processed by polypropylene and fibrous glass with right protection beam.
Wherein, said middle protection beam is processed by glass-fiber reinforced thermoplastic plastic.
Wherein, in said the protection beam apart from the distance of vehicle body greater than the distance of said left and right protection beam, so that the protection beam protrudes in said left and right protection beam in said apart from vehicle body.
Wherein, also comprise car angle decorative face helmet, the structure of said car angle decorative face helmet and said left side protection beam and right protection beam are suitable to be enclosed within outside said left side protection beam and the right protection beam.
Wherein, protect the beam decorative face helmet in also comprising, the structure of said middle protection beam decorative face helmet and said middle protection beam are suitable to be enclosed within said middle the protection outside the beam.
The invention allows for a kind of vehicle, comprise vehicle frame, vehicle body, also comprise back fender guard like preceding each described body-chassis frame construction.
The beneficial effect of technique scheme of the present invention is following:
In the such scheme, the back fender guard is divided into three parts, and middle protection beam is installed on the vehicle frame, protection beam in a left side is installed on the vehicle body respectively with right protection beam.Because middle protection beam is separated with left and right protection beam; Cause and make the relative motion of vehicle frame and vehicle body no longer have a negative impact left and right protection beam; Can effectively reduce the outward appearance gap requirement of engineering to visible outer surface; Improve the styling design degree of freedom of body-chassis frame construction, help the design innovation of vehicle modeling.Consider simultaneously that in the actual traffic travel conditions most of rear impact all is non-serious collision, then mostly the car angle is to scratch or slight impact.The protection beam protruded in left and right protection beam during the embodiment of the invention was provided with, and three parts are independent of each other mutually when bumping like this.According to different scratch or collision case, only need to change the corresponding protection device and get final product like this, need not to change whole back fender guard, can effectively reduce maintenance cost.Because the most of accident in the back car angle of vehicle is all and scratches or slight impact, so left and right protection beam is with polypropylene or fibrous glass or GMT material substitution metal material making car angle protection beam, to realize the loss of weight purpose.Through digital simulation and real vehicle collision test, middle protection beam is made the rear anti-crash beam with GMT material substitution metal material can realize the loss of weight purpose.Because the rear end fender guard divides for three parts, has effectively reduced the size of each parts, has reduced mould of plastics forming process difficulty, helps the searching and the price competition of domestic supporting manufacturer.
Description of drawings
Fig. 1 is the decomposition texture scheme drawing of the back fender guard of body-chassis frame construction of the present invention.
The specific embodiment
For technical problem, technical scheme and advantage that the present invention will be solved is clearer, be described in detail below in conjunction with accompanying drawing and specific embodiment.
As shown in Figure 1, embodiments of the invention provide a kind of back fender guard of body-chassis frame construction, comprise separate and suitable middle protection beam 1, left side protection beam 2, right protection beam 3.Protection beam 1 is installed on the vehicle frame 7 in wherein said, and left side protection beam 2 is installed in respectively on the vehicle body 8 with right protection beam 3; Protection beam 1 in said, left side protection beam 2 and right protection beam 3 are processed by High molecular material.Wherein, the embodiment of the invention has been divided into three parts with the back fender guard, can reduce the assembling complexity like this, simultaneously in case bump and can change respectively, the reduction maintenance cost.Middle protection beam 1, left side protection beam 2 and the right protection beam 3 that adopts High molecular material to process simultaneously can reduce the weight of back fender guard.Wherein, this left side protection beam 2 and right protection beam 3 by polypropylene (Polypropylene, PP) and fibrous glass process; (Glass Mat reinforced Thermoplastics GMT) processes middle protection beam 1 by glass-fiber reinforced thermoplastic plastic.
Preferably, in said protection beam 1 apart from the distance of vehicle body greater than said left and right protection beam 2,3 distances, so that protection beam 1 protrudes in said left and right protection beam 2,3 in said apart from vehicle body.When collision, can guarantee protection beam 1 in the contact earlier like this, with the protection vehicle.
As shown in Figure 1, also comprising car angle decorative face helmet 4,5, the structure of said car angle decorative face helmet 4,5 and said left side protection beam 2 and right protection beam 3 are suitable to be enclosed within outside said left side protection beam 2 and the right protection beam 3.
As shown in Figure 1, protect beam decorative face helmet 6 in also comprising, the structure of said middle protection beam decorative face helmet 6 and said middle protection beam 1 are suitable to be enclosed within said middle the protection outside the beam 1.
The invention allows for a kind of vehicle of body-chassis frame construction, comprise vehicle frame, vehicle body, also comprise like preceding each described back fender guard.
The above is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from principle according to the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (7)
1. the back fender guard of a body-chassis frame construction is characterized in that, comprises separate and suitable middle protection beam and left and right protection beam; The protection beam is installed on the vehicle frame in wherein said, and protection beam in a left side is installed on the vehicle body respectively with right protection beam; Protection beam, left side protection beam and right protection beam are processed by High molecular material in said.
2. the back fender guard of body-chassis frame construction according to claim 1 is characterized in that, said left side protection beam is processed by polypropylene and fibrous glass with right protection beam.
3. the back fender guard of body-chassis frame construction according to claim 1 is characterized in that, said middle protection beam is processed by glass-fiber reinforced thermoplastic plastic.
4. the back fender guard of body-chassis frame construction according to claim 1 is characterized in that, said in the protection beam apart from the distance of vehicle body greater than the distance of said left and right protection beam, so that the protection beam protrudes in said left and right protection beam in said apart from vehicle body.
5. according to the back fender guard of each described body-chassis frame construction of claim 1-4; It is characterized in that; Also comprise car angle decorative face helmet, the structure of said car angle decorative face helmet and said left side protection beam and right protection beam are suitable to be enclosed within outside said left side protection beam and the right protection beam.
6. according to the back fender guard of each described body-chassis frame construction of claim 1-4, it is characterized in that, protect the beam decorative face helmet in also comprising, the structure of said middle protection beam decorative face helmet and said middle protection beam are suitable to be enclosed within said middle the protection outside the beam.
7. a vehicle comprises vehicle frame, vehicle body, it is characterized in that, also comprises the back fender guard like each described body-chassis frame construction of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103334838A CN102806878A (en) | 2012-09-10 | 2012-09-10 | Rear protection device for body-chassis frame construction and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103334838A CN102806878A (en) | 2012-09-10 | 2012-09-10 | Rear protection device for body-chassis frame construction and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102806878A true CN102806878A (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103334838A Pending CN102806878A (en) | 2012-09-10 | 2012-09-10 | Rear protection device for body-chassis frame construction and vehicle |
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| CN (1) | CN102806878A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10300873B2 (en) | 2014-11-25 | 2019-05-28 | Sabic Global Technologies B.V. | Modular bumper beam |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040012213A1 (en) * | 2002-04-04 | 2004-01-22 | Dellock Paul Kenneth | Bumper assembly |
| JP4116279B2 (en) * | 2001-11-22 | 2008-07-09 | 富士重工業株式会社 | Car body rear structure |
| CN201136472Y (en) * | 2007-12-19 | 2008-10-22 | 东风柳州汽车有限公司 | Three-segment bumper for automobile |
| CN201254150Y (en) * | 2008-06-26 | 2009-06-10 | 东风汽车公司 | Middle piece demounting bumper |
| CN201405813Y (en) * | 2009-05-27 | 2010-02-17 | 安徽华菱汽车股份有限公司 | Bumper assembly of heavy truck |
-
2012
- 2012-09-10 CN CN2012103334838A patent/CN102806878A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4116279B2 (en) * | 2001-11-22 | 2008-07-09 | 富士重工業株式会社 | Car body rear structure |
| US20040012213A1 (en) * | 2002-04-04 | 2004-01-22 | Dellock Paul Kenneth | Bumper assembly |
| CN201136472Y (en) * | 2007-12-19 | 2008-10-22 | 东风柳州汽车有限公司 | Three-segment bumper for automobile |
| CN201254150Y (en) * | 2008-06-26 | 2009-06-10 | 东风汽车公司 | Middle piece demounting bumper |
| CN201405813Y (en) * | 2009-05-27 | 2010-02-17 | 安徽华菱汽车股份有限公司 | Bumper assembly of heavy truck |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10300873B2 (en) | 2014-11-25 | 2019-05-28 | Sabic Global Technologies B.V. | Modular bumper beam |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE CO., Free format text: FORMER OWNER: BAIC MOTOR CO., LTD. Effective date: 20131212 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100021 CHAOYANG, BEIJING TO: 101300 SHUNYI, BEIJING |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20131212 Address after: 101300 Beijing, Shunyi District Shun Road, No. 25, room 5, 106 Applicant after: Beijing Automobile Research General Institute Co., Ltd. Address before: 100021 Chaoyang District, Warwick, Beijing, No. 10, Peng Long Building Applicant before: Beijing Automibile Co.,Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20121205 |