CN205469285U - Rear -end collision collision protective structure and car that has this structure - Google Patents
Rear -end collision collision protective structure and car that has this structure Download PDFInfo
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- CN205469285U CN205469285U CN201521121100.6U CN201521121100U CN205469285U CN 205469285 U CN205469285 U CN 205469285U CN 201521121100 U CN201521121100 U CN 201521121100U CN 205469285 U CN205469285 U CN 205469285U
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- longeron
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- vertical beam
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Abstract
The utility model relates to a rear -end collision collision protective structure and car that has this structure, this car includes the frame and the collision protective structure that knocks into the back, the collision protective structure that knocks into the back includes crossbeam and the fixed connection energy -absorbing structure on the crossbeam, the energy -absorbing structure is including erecting the roof beam, the longeron, go up support piece and lower support piece, erect the upper end and crossbeam fixed connection of roof beam, the front end of longeron and the lower extreme fixed connection who erects the roof beam, go up support piece's one end and the upper end fixed connection who erects the roof beam, go up support piece's the other end and the rear end fixed connection of longeron, lower stay's one end and longeron front end fixed connection, the rear end of longeron and lower stay's the other end and frame front end fixed connection. The stress point that the collision protective structure that knocks into the back absorbs the striking energy and raises the frame front end stops and gets into the boxcar lower part under the frame, the invasion volume to the driver's compartment of enclosing before the reduction, and regional personnel's living space is driven in the increase, reduces the injures and deaths risk, improves the security performance of automobile.
Description
Technical field
This utility model relates to vehicle collision safe practice design field, particularly relates to a kind of rear-end collision collision protection structure and has the automobile of this structure.
Background technology
The passenger vehicle lorry accident that knocks into the back is accident pattern relatively conventional in bus and coach accident, owing to the height on boxcar afterbody distance ground is bigger, the height on distance ground, passenger vehicle driver's compartment floor is relatively low and impact strength is relatively low, knock into the back in lorry collision accident at passenger vehicle, coach front surrounding structure can produce the biggest deformation because not bearing huge shock, wagon box bottom is got under coach front surrounding also meeting simultaneously, owing to front wall distance driver area is close, cause the crimp that driver area is serious, occupy driving space, thus cause huge injures and deaths risk to the driver of driver area and guide.
At present, main by arranging energy absorber in vehicle frame front end, the mode relying on front end energy absorber deformation energy-absorbing reduces in passenger vehicle collision driver and the injures and deaths risk of guide in driver area, such as authorized announcement date is 2014.09.10, notification number is that the Chinese invention patent of CN102874194B discloses a kind of automobile central collision bending energy absorber, the longeron of vehicle frame front end arranges bending energy absorber, but the height of this energy absorber height is relatively low, when knock into the back lorry time, owing to the height on boxcar afterbody distance ground is bigger, wagon box bottom is got under coach front surrounding still meeting, energy absorber cannot play energy-absorbing function.
Utility model content
The purpose of this utility model is to provide a kind of rear-end collision collision protection structure being applicable to passenger vehicle, knocks into the back the injures and deaths risk of driver area personnel in lorry accident in order to reduce passenger vehicle.This utility model also provides for a kind of automobile with this collision protection structure simultaneously.
For achieving the above object, this utility model one rear-end collision collision protection structure adopts the following technical scheme that a kind of rear-end collision collision protection structure, including the crossbeam extended in left-right direction and the endergonic structure being fixedly connected on crossbeam, described endergonic structure includes vertically extending vertical beam, the longeron extended along the longitudinal direction, upper supporting piece and lower support element, the upper end of described vertical beam is fixing with described crossbeam to be connected, the front end of described longeron is fixing with the lower end of described vertical beam to be connected, one end of described upper supporting piece is fixing with the upper end of described vertical beam to be connected, the other end of described upper supporting piece is fixing with the rear end of longeron to be connected, one end of described lower support element is fixing with longeron front end to be connected, the rear end of described longeron and the other end of lower support element are connected for fixing with vehicle frame front end.
Described vertical beam structure rectangular with longeron is connected, described upper supporting piece and lower support element are modification of right-angled triangle plate, two right-angle sides in the right-angle structure that two right-angle sides of upper supporting piece are fixed to be connected with longeron with described vertical beam respectively are fixing to be connected, one right-angle side of described lower support element is connected with the fixing of longeron, and another right-angle side of described lower support element is connected for fixing with vehicle frame front end.
The quantity of the described endergonic structure being fixedly connected on crossbeam is four, and described crossbeam is divided into region, three, left, center, right by described four endergonic structures.
nullA kind of automobile with rear-end impact safeguard structure of this utility model adopts the following technical scheme that a kind of automobile with rear-end impact safeguard structure includes vehicle frame and is fixedly connected on the rear-end impact safeguard structure of vehicle frame front end，Described rear-end impact safeguard structure includes the crossbeam extended in left-right direction and the endergonic structure being fixedly connected on crossbeam，Endergonic structure includes vertically extending vertical beam、Extend longeron along the longitudinal direction、Upper supporting piece and lower support element，The upper end of described vertical beam is fixing with described crossbeam to be connected，The front end of described longeron is fixing with the lower end of described vertical beam to be connected，One end of described upper supporting piece is fixing with the upper end of described vertical beam to be connected，The other end of described upper supporting piece is fixing with the rear end of longeron to be connected，One end of described lower support element is fixing with longeron front end to be connected，The rear end of described longeron and the other end of lower support element are fixed with vehicle frame front end and are connected.
Described vertical beam structure rectangular with longeron is connected, described upper supporting piece and lower support element are modification of right-angled triangle plate, two right-angle sides in the right-angle structure that two right-angle sides of upper supporting piece are fixed to be connected with longeron with described vertical beam respectively are fixing to be connected, one right-angle side of described lower support element is connected with the fixing of longeron, and another right-angle side of described lower support element is fixing with vehicle frame front end to be connected.
The quantity of the described endergonic structure being fixedly connected on crossbeam is four, and described crossbeam is divided into region, three, left, center, right by described four endergonic structures.
Using collision protection structure of the present utility model, when knocking into the back lorry collision, crossbeam and endergonic structure are hit curved, are deformed the effect playing absorbing impact energy by crossbeam and endergonic structure bending, reduce the Impact energy being delivered on vehicle frame, reduce impact strength；Crossbeam and endergonic structure have also raised the stress point of vehicle frame front end simultaneously, stop and under vehicle frame, get into bottom, boxcar, reduce the front wall intrusion volume to driver's compartment, increase the vivosphere of driver area personnel, thus reduce the injures and deaths risk of driver area personnel, improve the security performance of automobile.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model has the specific embodiment of the automobile of a kind of rear-end impact safeguard structure；
Fig. 2 is the schematic diagram of rear-end impact safeguard structure in Fig. 1.
Detailed description of the invention
nullAs depicted in figs. 1 and 2，The specific embodiment of a kind of automobile with rear-end impact safeguard structure of this utility model，This automobile includes vehicle frame 7 and is fixedly connected on the rear-end impact safeguard structure of vehicle frame 7 front end，Collision protection structure includes the crossbeam 1 extended in left-right direction，On crossbeam 1, weldering is fixedly connected with endergonic structure 6，Endergonic structure 6 includes vertically extending vertical beam 2、The longeron 3 extended along the longitudinal direction、Upper supporting piece 4 and lower support element 5，In the present embodiment，Endergonic structure 6 is parallelogram sturcutre，The lower end of vertical beam 2 is fixing with the front end of longeron 3 to be connected，And at right angles structure connects，Upper supporting piece 4 and lower support element 5 are triangular plate and are modification of right-angled triangle plate，Two right-angle sides in two right-angle sides of upper supporting piece 4 right-angle structure be welded into the front end of longeron 3 with vertical beam 2 lower end respectively are fixing to be connected，One right-angle side of lower support element 5 is fixing with vertical beam 3 to be connected；The rear end of the longeron 3 in endergonic structure 6 and another right-angle side of lower support element 5 are fixedly connected on the front end of vehicle frame 7, so can improve the intensity of parallelogram endergonic structure 6, it is to avoid produce bending deformation upwards.
Above-mentioned be fixedly connected on endergonic structure 6 on crossbeam 1 have four and four endergonic structures 6 identical, these four endergonic structures 6 are connected by vertical beam 2 upper end is fixing with crossbeam 1 and crossbeam 1 are divided into region, three, left, center, right, region, three, left, center, right is corresponding with the seat of driver's compartment personnel respectively, so when there is rear-end impact, the Impact energy that each region produces can as much as possible be absorbed by endergonic structure 6, such that it is able to reduce the injures and deaths risk of driver area personnel further.
In other embodiment party of a kind of automobile with rear-end impact safeguard structure of this utility model, vertical beam upper end and the longeron front end of composition endergonic structure can connect with structure out of square, and obtuse angle structure such as can be become to connect；The upper supporting piece of composition endergonic structure and support member can use the middle triangular plate structure with triangular groove or use the middle triangular plate structure with other shaped recesses, and the outer contour shape of triangular plate suitably can select according to the shape that vertical beam and longeron are welded into；Certainly, upper supporting piece and support member in composition endergonic structure can also be only a cant beam, and it is fixedly connected into triangular structure beam with vertical beam and longeron；The quantity of endergonic structure and the spacing being fixedly connected on crossbeam thereof can select according to the flexible in size of vehicle.
The embodiment of this utility model automobile a kind of rear-end impact safeguard structure is identical with the rear-end impact safeguard structure described in the specific embodiment of above-mentioned a kind of automobile with rear-end impact safeguard structure, and in order to avoid repeating, here is omitted.
Claims (6)
- null1. a rear-end collision collision protection structure，Including the crossbeam (1) extended in left-right direction and the endergonic structure (6) being fixedly connected on crossbeam (1)，It is characterized in that: described endergonic structure (6) includes vertically extending vertical beam (2)、The longeron (3) extended along the longitudinal direction、Upper supporting piece (4) and lower support element (5)，The upper end of described vertical beam (2) is fixing with described crossbeam (1) to be connected，The front end of described longeron (3) is fixing with the lower end of described vertical beam (2) to be connected，One end of described upper supporting piece (4) is fixing with the upper end of described vertical beam (2) to be connected，The other end of described upper supporting piece (4) is fixing with the rear end of longeron (3) to be connected，One end of described lower support element (5) is fixing with longeron (3) front end to be connected，The rear end of described longeron (3) and the other end of lower support element (5) are connected for fixing with vehicle frame (7) front end.
- Rear-end collision collision protection structure the most according to claim 1, it is characterized in that: described vertical beam (2) is connected with longeron (3) at right angles structure, described upper supporting piece (4) and lower support element (5) are modification of right-angled triangle plate, the fixing connection of two right-angle sides in two right-angle sides of upper supporting piece (4) right-angle structure being connected fixing with described vertical beam (2) and longeron (3) respectively, one right-angle side of described lower support element (5) and fixing connection of longeron (3), another right-angle side of described lower support element (5) is connected for fixing with vehicle frame front end.
- Rear-end collision collision protection structure the most according to claim 1 and 2, it is characterized in that: described in the quantity of endergonic structure (6) that is fixedly connected on crossbeam (1) be four, described crossbeam (1) is divided into region, three, left, center, right by described four endergonic structures (6).
- null4. an automobile with rear-end impact safeguard structure，Including vehicle frame (7) and the rear-end impact safeguard structure that is fixedly connected on vehicle frame (7) front end，Described rear-end impact safeguard structure includes the crossbeam (1) extended in left-right direction and the endergonic structure (6) being fixedly connected on crossbeam (1)，It is characterized in that: endergonic structure (6) includes vertically extending vertical beam (2)、Extend longeron (3) along the longitudinal direction、Upper supporting piece (4) and lower support element (5)，The upper end of described vertical beam (2) is fixing with described crossbeam (1) to be connected，The front end of described longeron (3) is fixing with the lower end of described vertical beam (2) to be connected，One end of described upper supporting piece (4) is fixing with the upper end of described vertical beam (2) to be connected，The other end of described upper supporting piece (4) is fixing with the rear end of longeron (3) to be connected，One end of described lower support element (5) is fixing with longeron (3) front end to be connected，The rear end of described longeron (3) and the other end of lower support element (5) are fixed with vehicle frame (7) front end and are connected.
- The automobile with rear-end impact safeguard structure the most according to claim 4, it is characterized in that: being connected with longeron (3) at right angles structure of described vertical beam (2), described upper supporting piece (4) and lower support element (5) are modification of right-angled triangle plate, the fixing connection of two right-angle sides in two right-angle sides of upper supporting piece (4) right-angle structure being connected fixing with described vertical beam (2) and longeron (3) respectively, one right-angle side of described lower support element (5) and fixing connection of longeron (3), another right-angle side of described lower support element (5) is fixing with vehicle frame (7) front end to be connected.
- 6. according to the automobile with rear-end impact safeguard structure described in claim 4 or 5, it is characterized in that: described in the quantity of endergonic structure (6) that is fixedly connected on crossbeam (1) be four, described crossbeam (1) is divided into region, three, left, center, right by described four endergonic structures (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521121100.6U CN205469285U (en) | 2015-12-31 | 2015-12-31 | Rear -end collision collision protective structure and car that has this structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521121100.6U CN205469285U (en) | 2015-12-31 | 2015-12-31 | Rear -end collision collision protective structure and car that has this structure |
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| Publication Number | Publication Date |
|---|---|
| CN205469285U true CN205469285U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521121100.6U Active CN205469285U (en) | 2015-12-31 | 2015-12-31 | Rear -end collision collision protective structure and car that has this structure |
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| CN (1) | CN205469285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108202684A (en) * | 2016-12-16 | 2018-06-26 | 郑州宇通客车股份有限公司 | A kind of collision protection structure and the automobile using the collision protection structure |
-
2015
- 2015-12-31 CN CN201521121100.6U patent/CN205469285U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108202684A (en) * | 2016-12-16 | 2018-06-26 | 郑州宇通客车股份有限公司 | A kind of collision protection structure and the automobile using the collision protection structure |
| CN108202684B (en) * | 2016-12-16 | 2023-09-08 | 宇通客车股份有限公司 | Collision protection structure and automobile using same |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
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| CP03 | Change of name, title or address |