CN205059494U - Door anticollision roof beam and car - Google Patents
Door anticollision roof beam and car Download PDFInfo
- Publication number
- CN205059494U CN205059494U CN201520790420.4U CN201520790420U CN205059494U CN 205059494 U CN205059494 U CN 205059494U CN 201520790420 U CN201520790420 U CN 201520790420U CN 205059494 U CN205059494 U CN 205059494U
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- prevention girders
- collision prevention
- collision
- reinforcement member
- girders body
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Abstract
The utility model provides a door anticollision roof beam and car, wherein, door anticollision roof beam includes crashproof roof beam body and sets up at the inside at least three elasticity reinforcement of crashproof roof beam body, anticollision roof beam body is used for installing at the door, and the head of crashproof roof beam body is towards the place ahead of car, and the afterbody of crashproof roof beam body is towards the rear of car, at least three elasticity reinforcement is laid along the length direction of crashproof roof beam body, and along the direction of head to the afterbody of crashproof roof beam body, the coefficient of elasticity of at least three elasticity reinforcement is crescent. The utility model provides a door anticollision roof beam and car can protect the passenger, improves security by bus.
Description
Technical field
The utility model relates to vehicle structure technology, particularly relates to a kind of door anti-collision joist and automobile.
Background technology
Along with the sustainable growth of whole world automobile pollution, automotive safety problem becomes increasingly conspicuous, and in the traffic accident in worldwide, the accident of automobile side impact occupies larger proportion.Because the rigidity of arrangements for automotive doors is lower, easily deforming when being collided, damaging if be out of shape the occupant of conference to car door side.Usually on car door, arrange collision prevention girders, when car door is subject to clashing into, collision prevention girders has certain rigidity, can alleviate the distortion of car door, to protect occupant.But when impact is very large time, collision prevention girders and car door still can deform, and cannot well protect occupant.
Utility model content
The utility model provides a kind of door anti-collision joist and automobile, for protecting occupant, improves safety concerns.
The utility model embodiment provides a kind of door anti-collision joist, comprises collision prevention girders body and is arranged at least three elastic reinforcement member of collision prevention girders body interior; Wherein, collision prevention girders body is for being arranged on car door, and the head of collision prevention girders body is towards the front of automobile, and the afterbody of collision prevention girders body is towards the rear of automobile;
At least three elastic reinforcement member are laid along the length direction of collision prevention girders body, and along the head of collision prevention girders body to the direction of afterbody, the elasticity modulus of at least three elastic reinforcement member increases gradually.
Door anti-collision joist as above, the tubular structure of described collision prevention girders body to be cross-sectional plane be rectangle.
Door anti-collision joist as above, the both sides on one of them surface of described collision prevention girders body are provided with the first installation portion, and described collision prevention girders body is mounted on car door by described first installation portion.
Door anti-collision joist as above, described first installation portion is plate-like structure.
Door anti-collision joist as above, described elastic reinforcement member comprises: reinforcement body and the spring being arranged on reinforcement body interior.
Door anti-collision joist as above, described reinforcement body is the rectangular structure of one end open, and the open end of reinforcement body has the surface of the first installation portion towards described collision prevention girders body, and fixes on said surface.
Door anti-collision joist as above, one end of described spring is fixed on the closed end of reinforcement body.
Door anti-collision joist as above, the open end of described reinforcement body is also provided with the second installation portion, and described reinforcement body is fixedly connected with collision prevention girders body by the second installation portion.
Door anti-collision joist as above, the quantity of elastic reinforcement member is three; Along the head of collision prevention girders body to the direction of afterbody, the elasticity modulus of three elastic reinforcement member is followed successively by 500M/mm, 1000M/mm and 1500M/mm.
The utility model embodiment also provides a kind of automobile, comprises arrangements for automotive doors and is arranged on the door anti-collision joist as above on arrangements for automotive doors.
The technical scheme that the utility model embodiment adopts, by arranging at least three elastic reinforcement member in collision prevention girders body interior, at least three elastic reinforcement member are laid along the length direction of collision prevention girders body, and along collision prevention girders body head on the direction of afterbody, the elasticity modulus of three elastic reinforcement member increases successively.The the first elastic reinforcement member distance occupant being positioned at collision prevention girders head position place is far away; and its elasticity modulus is less; promote that car door is suitably out of shape; to interior invasion, significantly can absorb the energy of shock, other elastic reinforcement member can be laid in the position near occupant's chest and belly successively; its elasticity modulus increases successively; the intensity in suitable this region of increase, can protect the chest of occupant and belly, improve Ride safety.
Accompanying drawing explanation
The structural representation of the door anti-collision joist that Fig. 1 provides for the utility model embodiment;
The structural representation of the door anti-collision joist Elastic reinforcement that Fig. 2 provides for the utility model embodiment;
Fig. 3 is mounted to the structural representation of car door for door anti-collision joist that the utility model embodiment provides.
Reference numeral:
1-collision prevention girders body; 11-first installation portion; 3-car door;
21-first elastic reinforcement member; 22-second elastic reinforcement member; 23-the 3rd elastic reinforcement member;
24-reinforcement body; 25-spring; 26-second installation portion;
Detailed description of the invention
The structural representation of the door anti-collision joist that Fig. 1 provides for the utility model embodiment, the structural representation of the door anti-collision joist Elastic reinforcement that Fig. 2 provides for the utility model embodiment, Fig. 3 is mounted to the structural representation of car door for door anti-collision joist that the utility model embodiment provides.As shown in Figure 1 to Figure 3, the present embodiment provides a kind of door anti-collision joist, comprises collision prevention girders body 1 and is arranged at least three elastic reinforcement member of collision prevention girders body 1 inside.Collision prevention girders body 1 is for being arranged on car door 3, and the head of collision prevention girders body 1 is towards the front of automobile, and the afterbody of collision prevention girders body 1 is towards the rear of automobile.At least three elastic reinforcement member are laid along the length direction of collision prevention girders body 1, and along the head of collision prevention girders body 1 to the direction of afterbody, the elasticity modulus of at least three elastic reinforcement member increases gradually.
Concrete, collision prevention girders body 1 is mounted on car door 3, can be mounted on inner plate of car door, also can be mounted on door skin.Collision prevention girders body 1 can horizontal direction be installed, also can be at an angle to the horizontal direction.Collision prevention girders body 1 can adopt yield limit to make at the Steel material of about 590MPa, self has certain rigidity.
Collision prevention girders body 1 inside is provided with the elastic reinforcement member that at least three length directions along collision prevention girders body 1 are laid, and the elasticity modulus of each elastic reinforcement member is different.Can set according to the position at the occupant place on car door side when arranging elastic reinforcement member position.
Such as: because the head distance seat of collision prevention girders body 1 is comparatively far away, distance occupant is also comparatively far away, then can arrange the less elastic reinforcement member (being referred to as the first elastic reinforcement member 21) of an elasticity modulus at the head of collision prevention girders body 1.Because its elasticity modulus is less, applying less impact to it just can consequently it deforms, for absorbing the energy of shock.
At close occupant's chest locations place; the elastic reinforcement member (being referred to as the second elastic reinforcement member 22) that an elasticity modulus is slightly bigger can be set; when being subject to the impact that the first elastic reinforcement member 21 is onesize; second elastic reinforcement member 22 not easily deforms; therefore, it is possible to protect the chest of occupant well.
In the position near occupant's belly; the elastic reinforcement member (being referred to as the 3rd elastic reinforcement member 23) that an elasticity modulus is larger is set; when being subject to the impact that the first elastic reinforcement member 21 is onesize; 3rd elastic reinforcement member 23 is more difficult to deform; therefore, it is possible to protect belly, multiple position such as pelvis and thigh of occupant well.
The present embodiment, for three elastic reinforcement member, is described in detail to door anti-collision joist.Those skilled in the art can arrange and be greater than three elastic reinforcement member, and the setting of its position can set the position that occupant protects as required.Corresponding, the position of collision prevention girders body 1 on car door and also can setting the position that occupant protects as required with the angle of horizontal direction.
The technical scheme that the present embodiment adopts, by arranging at least three elastic reinforcement member in collision prevention girders body interior, at least three elastic reinforcement member are laid along the length direction of collision prevention girders body, and along collision prevention girders body head on the direction of afterbody, the elasticity modulus of three elastic reinforcement member increases successively.The the first elastic reinforcement member distance occupant being positioned at collision prevention girders head position place is far away; and its elasticity modulus is less; promote that car door is suitably out of shape; to interior invasion, significantly can absorb the energy of shock, other elastic reinforcement member can be laid in the position near occupant's chest and belly successively; its elasticity modulus increases successively; the intensity in suitable this region of increase, can protect the chest of occupant and belly, improve Ride safety.
For the structure of above-mentioned collision prevention girders body, can have multiple implementation, the present embodiment provides a kind of concrete mode:
As shown in Figure 1, collision prevention girders body 1 for cross-sectional plane be the tubular structure of rectangle, the length direction of tubular structure is the length direction of collision prevention girders body 1.
The both sides on one of them surface of collision prevention girders body 1 are provided with the first installation portion 11, are mounted on car door 3 by the first installation portion 11.Its mounting means can adopt and be spirally connected or the mode such as welding, according to the mode be spirally connected, then can offer the through hole for wearing bolt on the first installation portion 11; According to the mode of welding, then the first installation portion 11 is set to plate-like structure, to be welded on car door 3.
Except above-mentioned implementation, the cross-sectional plane of collision prevention girders body 1 also can be trapezoidal or other shape.
For the structure of above-mentioned elastic reinforcement member, also can have multiple implementation, the present embodiment provides a kind of concrete mode:
As shown in Figure 2, elastic reinforcement member comprises: reinforcement body 24 and the spring 25 being arranged on reinforcement body 24 inside.Wherein, reinforcement body 24 can be the rectangular structure of one end open, and one end of opening is called open end, and one end relative with open end is called closed end.
The open end of reinforcement body 24 has the surface of the first installation portion 11 towards collision prevention girders body 1, and fixes on a surface.Concrete, the second installation portion 26 is provided with at the open end of reinforcement body 24, second installation portion 26 extends flange for open end to both sides, be fixedly connected with collision prevention girders body 1 by the second installation portion 26, such as, be welded on collision prevention girders body 1 by the second installation portion 26.
One end of spring 25 is welded on the closed end of reinforcement body 24, and the other end is unsettled.
Further, elastic reinforcement member is fixed in collision prevention girders body 1, and certain gap is left at the closed end of elastic reinforcement member and the top of collision prevention girders body 1.
Above-mentioned reinforcement body 24 can adopt yield limit to be that the Steel material of about 280MPa is made.The present embodiment is three for the quantity of elastic reinforcement member, along the head of collision prevention girders body 1 to the direction of afterbody, the elasticity modulus of the first elastic reinforcement member 21, second elastic reinforcement member 22, the 3rd elastic reinforcement member 23 is followed successively by 500M/mm, 1000M/mm and 1500M/mm.
The present embodiment also provides a kind of automobile, comprise arrangements for automotive doors and be arranged on arrangements for automotive doors as technique scheme the door anti-collision joist that provides, by arranging at least three elastic reinforcement member in collision prevention girders body interior, at least three elastic reinforcement member are laid along the length direction of collision prevention girders body, and along collision prevention girders body head on the direction of afterbody, the elasticity modulus of three elastic reinforcement member increases successively.The the first elastic reinforcement member distance occupant being positioned at collision prevention girders head position place is far away; and its elasticity modulus is less; promote that car door is suitably out of shape; invade to interior; significantly can absorb the energy of shock, other elastic reinforcement member can be laid in the position near occupant's chest and belly successively, and its elasticity modulus increases successively; can protect the chest of occupant and belly, improve Ride safety.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a door anti-collision joist, is characterized in that, comprises collision prevention girders body and is arranged at least three elastic reinforcement member of collision prevention girders body interior; Wherein, collision prevention girders body is for being arranged on car door, and the head of collision prevention girders body is towards the front of automobile, and the afterbody of collision prevention girders body is towards the rear of automobile;
At least three elastic reinforcement member are laid along the length direction of collision prevention girders body, and along the head of collision prevention girders body to the direction of afterbody, the elasticity modulus of at least three elastic reinforcement member increases gradually.
2. door anti-collision joist according to claim 1, is characterized in that, the tubular structure of described collision prevention girders body to be cross-sectional plane be rectangle.
3. door anti-collision joist according to claim 2, is characterized in that, the both sides on one of them surface of described collision prevention girders body are provided with the first installation portion, and described collision prevention girders body is mounted on car door by described first installation portion.
4. door anti-collision joist according to claim 3, is characterized in that, described first installation portion is plate-like structure.
5. door anti-collision joist according to claim 4, is characterized in that, described elastic reinforcement member comprises: reinforcement body and the spring being arranged on reinforcement body interior.
6. door anti-collision joist according to claim 5, is characterized in that, described reinforcement body is the rectangular structure of one end open, and the open end of reinforcement body has the surface of the first installation portion towards described collision prevention girders body, and fixes on said surface.
7. door anti-collision joist according to claim 6, is characterized in that, one end of described spring is fixed on the closed end of reinforcement body.
8. door anti-collision joist according to claim 7, is characterized in that, the open end of described reinforcement body is also provided with the second installation portion, and described reinforcement body is fixedly connected with collision prevention girders body by the second installation portion.
9. the door anti-collision joist according to any one of claim 1-8, is characterized in that, the quantity of elastic reinforcement member is three; Along the head of collision prevention girders body to the direction of afterbody, the elasticity modulus of three elastic reinforcement member is followed successively by 500M/mm, 1000M/mm and 1500M/mm.
10. an automobile, is characterized in that, comprises arrangements for automotive doors and is arranged on the door anti-collision joist as described in any one of claim 1-9 on arrangements for automotive doors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520790420.4U CN205059494U (en) | 2015-10-12 | 2015-10-12 | Door anticollision roof beam and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520790420.4U CN205059494U (en) | 2015-10-12 | 2015-10-12 | Door anticollision roof beam and car |
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| Publication Number | Publication Date |
|---|---|
| CN205059494U true CN205059494U (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520790420.4U Active CN205059494U (en) | 2015-10-12 | 2015-10-12 | Door anticollision roof beam and car |
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| CN (1) | CN205059494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946527A (en) * | 2016-06-28 | 2016-09-21 | 芜湖市建鑫汽车零部件有限责任公司 | Bumper bar assembly for automotive door |
| CN107225944A (en) * | 2016-03-25 | 2017-10-03 | 本田技研工业株式会社 | Body construction |
-
2015
- 2015-10-12 CN CN201520790420.4U patent/CN205059494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225944A (en) * | 2016-03-25 | 2017-10-03 | 本田技研工业株式会社 | Body construction |
| CN105946527A (en) * | 2016-06-28 | 2016-09-21 | 芜湖市建鑫汽车零部件有限责任公司 | Bumper bar assembly for automotive door |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |