CN205344791U - Anticollision roof beam and including car of this anticollision roof beam - Google Patents
Anticollision roof beam and including car of this anticollision roof beam Download PDFInfo
- Publication number
- CN205344791U CN205344791U CN201620075004.0U CN201620075004U CN205344791U CN 205344791 U CN205344791 U CN 205344791U CN 201620075004 U CN201620075004 U CN 201620075004U CN 205344791 U CN205344791 U CN 205344791U
- Authority
- CN
- China
- Prior art keywords
- cavity
- collision prevention
- prevention girders
- roof beam
- reinforcement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses an anticollision roof beam and including car of this anticollision roof beam, this anticollision roof beam includes: anticollision roof beam body, anticollision roof beam body is made by the extrusion of aluminium alloy material, anticollision roof beam body includes: anterior and respectively with two portions of bending that anterior both ends are connected, two bend partial do not with the first contained angle of anterior formation, the cross -section of anticollision roof beam body is an enclosed construction, and this enclosed construction includes: first cavity and symmetrical lieing in the second cavity and the third cavity of the upper and lower both sides of first cavity, first cavity with first strengthening rib has between the second cavity, first cavity with the second strengthening rib has between the third cavity. The utility model aims at providing an anticollision roof beam, it can absorb the energy of collision through hollow structure save material and alleviate the weight of crashproof roof beam greatly moreover effectively at the car upon impact.
Description
Technical field
This utility model relates to automobile technical field, particularly to a kind of collision prevention girders and the automobile including this collision prevention girders.
Background technology
At present, along with the requirement of automobile environment-protection performance is got more and more, automotive light weight technology is one of maximally effective approach as realizing this requirement, is also enjoying the concern of people.
The collision prevention girders of automobile is typically mounted at vehicle front and/or rear, for bearing and absorb the energy of external impact, to affect the maintenance cost of the low body of a motor car of safety and health of driver in collision free energy conduction to driver's cabin.At present, the collision prevention girders of automobile is generally adopted steel material and makes, and in order to realize bearing the function of external force, its structure is complex.The weight of existing collision prevention girders is often at about 3KG, and needs the operation such as punching press, welding to manufacture, and not only can not meet the demand of automotive light weight technology, and manufacturing process is more complicated, and the effect absorbing collision energy is not very good yet.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of collision prevention girders, and it can not only be greatly saved material by the structure of hollow and alleviate the weight of collision prevention girders, and can effectively absorb the energy of collision when car crass.
This utility model provides a kind of collision prevention girders, including:
Collision prevention girders body, described collision prevention girders body is manufactured by aluminum alloy materials extruding, and described collision prevention girders body includes: front portion and two bending parts being connected with the two ends of described front portion respectively, and two bending parts form the first angle with described front portion respectively；
The cross section of described collision prevention girders body is an enclosed construction, and this enclosed construction includes: the first cavity and be symmetrically located at the second cavity of upper and lower both sides and the 3rd cavity of described first cavity,
There is between described first cavity and described second cavity the first reinforcement, between described first cavity and described 3rd cavity, there is the second reinforcement.
Preferably, the front surface of described second cavity and the front surface of described 3rd cavity are positioned at the rear of the front surface of described first cavity.
Preferably, the rear surface of the rear surface of described first cavity, the rear surface of the second cavity and the 3rd cavity is concordant.
Preferably, the front surface of described second cavity, the upper side wall of the first cavity and the intersection of the first reinforcement have the first lightening hole；
The intersection of the described front surface of the 3rd cavity, the lower wall of the first cavity and the second reinforcement has the second lightening hole.
Preferably, the wall thickness of described first cavity, described second cavity and the 3rd cavity is identical.
Preferably, the wall thickness of described first reinforcement and the second reinforcement is identical,
The wall thickness of described first reinforcement and the second reinforcement is less than the wall thickness of described first cavity, described second cavity and the 3rd cavity.
Another embodiment of the present utility model additionally provides a kind of automobile, and described automobile includes above-described collision prevention girders.
Accompanying drawing explanation
This utility model is only schematically illustrated and explains by the following drawings, does not limit scope of the present utility model.
Fig. 1 is the top view of collision prevention girders of the present utility model.
Fig. 2 is the schematic cross-section of collision prevention girders of the present utility model.
Label declaration:
1 collision prevention girders
10 collision prevention girders bodies
11 is anterior
12 bending parts
α the first angle
20 first cavitys
21 front surfaces
22 upper side walls
23 lower wall
30 second cavitys
31 first reinforcements
32 front surfaces
33 first lightening holes
34 second lightening holes
40 the 3rd cavitys
41 second reinforcements
42 front surfaces
Detailed description of the invention
In order to the technical characteristic of utility model, purpose and effect are more clearly understood from, now comparison accompanying drawing illustrates detailed description of the invention of the present utility model, and label identical in the various figures represents identical part.
In this article, " schematically " expression " serves as example, example or explanation ", should will not be construed to a kind of preferred or more advantage technical scheme described herein as any diagram of " schematically ", embodiment.
For making simplified form, only schematically show and this utility model relevant portion in each figure, and do not represent its practical structures as product.It addition, so that simplified form readily appreciates, some figure has the parts of identical structure or function, only symbolically depict one of them, or only mark one of them.
In order to solve the technical problem that in prior art, collision prevention girders manufacturing process is complicated, weight cannot meet automotive light weight technology requirement, this utility model provides a kind of collision prevention girders, it can not only be greatly saved material by the structure of hollow and alleviate the weight of collision prevention girders, and can effectively absorb the energy of collision when car crass.
Fig. 1 is the top view of collision prevention girders of the present utility model.As it is shown in figure 1, in one embodiment, this utility model provides a kind of collision prevention girders 1, including:
Collision prevention girders body 10, collision prevention girders body 10 is manufactured by aluminum alloy materials extruding, including:
Front portion 11 and two bending parts 12 being connected with the two ends of anterior 11 respectively, two bending parts 12 form the first angle α with anterior 11 respectively；
As in figure 2 it is shown, the cross section of collision prevention girders body 10 is an enclosed construction, this enclosed construction includes:
First cavity 20 and be symmetrically located at second cavity 30 and the 3rd cavity 40 of upper and lower both sides of the first cavity 20,
Between first cavity 20 and the second cavity 30, there is the first reinforcement 31, between the first cavity 20 and the 3rd cavity 40, there is the second reinforcement 41.
Front side curve and/or the rear side curve of the shape of collision prevention girders body 10 and vehicle body are corresponding, the front portion 11 of collision prevention girders body 10 is for resisting the external force from vehicle body dead ahead and/or dead astern, and is positioned at two bending parts 12 of anterior 11 both sides for resisting the external force from vehicle body diagonally forward and/or rear ramp.Therefore the first angle α is that the shape design according to vehicle body carries out selecting.
In the present embodiment, collision prevention girders body 10 is manufactured by aluminum alloy materials extruding, and it is significantly less weight than traditional Steel material collision prevention girders, and manufacturing process is simple, it is possible to manufactures the collision prevention girders that cross sectional shape is complex easily, is effectively improved production efficiency.In conjunction with shown in Fig. 1 and Fig. 2, collision prevention girders body 10 is to be installed on vehicle body with the bearing of trend of diagram, and namely the first cavity 20 is centrally located, and the second cavity 30 and the 3rd cavity 40 are symmetrically located at the upper and lower both sides of the first cavity 20.Wherein, the downside of the first cavity 20 is the side of its near floor level, and upside is its side away from ground.The cross section of the collision prevention girders body 10 of the present embodiment is made up of multiple cavitys, and the structure of cavity can not only alleviate the overall weight of collision prevention girders body 10 significantly, saves the material manufactured required for collision prevention girders 1, and can provide enough performances bearing external force collision.Further, there is between each cavity the first reinforcement 31 and the second reinforcement 41, the impact force that the front surface to absorb collision prevention girders body 10 bears, be greatly increased the rigidity energy of collision prevention girders 1.
Preferably, as in figure 2 it is shown, the front surface 42 of the front surface 32 of the second cavity 30 and the 3rd cavity 40 is positioned at the rear of the front surface 21 of the first cavity 20.
The present embodiment refers to that the front surface 21 of the first cavity 20, as the impact surfaces being first subject to external force collision, is positioned at the front surface 32 of the second cavity 30 and the front of the front surface 42 of the 3rd cavity 40 for the installation direction shown in Fig. 2.When the collision prevention girders 1 in the present embodiment is front anti-collision beam, the rear of the front surface 21 that the front surface 32 of the second cavity 30 and the front surface 42 of the 3rd cavity 40 are positioned at the first cavity 20 refers to, the front surface 21 of the front surface 32 of the second cavity 30 and front surface 42 to the first cavity 20 of the 3rd cavity 40 is closer to vehicle body.When the collision prevention girders 1 in the present embodiment is back buffer beam, the front surface 21 of the first cavity 20 is also for being first subject to the impact surfaces of external force collision, the rear of the front surface 21 that the front surface 32 of the second cavity 30 and the front surface 42 of the 3rd cavity 40 are positioned at the first cavity 20 refers to, the front surface 21 of the front surface 32 of the second cavity 30 and front surface 42 to the first cavity 20 of the 3rd cavity 40 is closer to vehicle body.It is to say, " front ", " front " of indication refers to the side of vehicle body in the present embodiment, and " rear ", " afterwards " refer to the side near vehicle body.
In the present embodiment, the front surface 21 of the first cavity 20 is as the impact surfaces being first subject to external force collision, first reinforcement 31 and the second reinforcement 41 are positioned at the rear of the front surface 21 of the first cavity 20, in order to absorb the power that collision applies, to improve the Steel Properties of collision prevention girders 1.
For the ease of installing, the rear surface of the rear surface of the first cavity 20, the rear surface of the second cavity 30 and the 3rd cavity 40 is concordant, it collectively forms the concordant rear surface of collision prevention girders body 10, in order to realize mating and installing with the structure such as energy-absorption box or mounting bracket.
For the ease of manufacturing and provide homogeneous crashworthiness, the wall thickness of first cavity the 20, second cavity 30 and the 3rd cavity 40 is identical, first reinforcement 31 is identical with the wall thickness of the second reinforcement 41, and the wall thickness of the first reinforcement 31 and the second reinforcement 41 is less than the wall thickness of first cavity the 20, second cavity 30 and the 3rd cavity 40.
Such as, the wall thickness of first cavity the 20, second cavity 30 and the 3rd cavity 40 is 2.0mm, and the wall thickness of the first reinforcement 31 and the second reinforcement 41 is 1.2mm.
Preferably, the upper side wall 22 of front surface 32, first cavity 20 of the second cavity 30 and the intersection of the first reinforcement 31 have the first lightening hole 33；
The lower wall 23 of front surface 42, first cavity 20 of the 3rd cavity 40 and the intersection of the second reinforcement 41 have the second lightening hole 34.
Being provided by of lightening hole is removed portion of material and is formed the shape in hole and realize alleviating the purpose of weight in the place of its setting.In the present embodiment, the position of the first lightening hole 33 is the intersection of the first cavity 20 and the second cavity 30, and rear side has the support of the first reinforcement 31, therefore this place is the position of maximum intensity in the collision prevention girders 1 in the present embodiment, lightening hole is set herein the rigidity energy of collision prevention girders will not be greatly reduced, thus the basis of enough crashworthiness realizing light-weighted requirement to greatest extent ensureing.The position of the second lightening hole 34 is symmetrical with the position of the first lightening hole 33, does not repeat them here.
The collision prevention girders 1 of the present embodiment passes through the structure of hollow and light-weighted material, and the Steel material weight reduction 2/3 that its weight ratio is traditional, weight loss effect is clearly.It addition, the crashproof Liangqi production technology of aluminum alloy material is extruded and bending forming, production technology is simple, and production efficiency is high.And by the isostructural rational design of reinforcement, can effectively increase its rigidity when car crass.
In another embodiment, it is possible to the collision prevention girders 1 in above-described embodiment is applied in the car.Certainly, how this collision prevention girders 1 realizes installation in the car is not emphasis of the present utility model, and those skilled in the art can implement this collision prevention girders 1 installation in the car in any way, repeats no more herein.
In this article, " one " is not offered as the quantity of this utility model relevant portion being limited to " only this ", and " one " does not indicate that the situation of the quantity " more than one " getting rid of this utility model relevant portion.
The a series of detailed description of those listed above is only for illustrating of feasibility embodiment of the present utility model; and and be not used to limit protection domain of the present utility model; all without departing from the spiritual equivalent embodiments made of this utility model skill or change; such as the combination of feature, segmentation or repetition, should be included within protection domain of the present utility model.
Claims (7)
1. a collision prevention girders (1), it is characterised in that including:
Collision prevention girders body (10), described collision prevention girders body (10) is manufactured by aluminum alloy materials extruding, described collision prevention girders body (10) including: anterior (11) and two bending parts (12) being connected with the two ends of described front portion (11) respectively, two bending parts (12) form the first angle (α) with described front portion (11) respectively；
The cross section of described collision prevention girders body (10) is an enclosed construction, this enclosed construction includes: the first cavity (20) and be symmetrically located at second cavity (30) of upper and lower both sides and the 3rd cavity (40) of described first cavity (20)
There is between described first cavity (20) and described second cavity (30) the first reinforcement (31), between described first cavity (20) and described 3rd cavity (40), there is the second reinforcement (41).
2. collision prevention girders (1) as claimed in claim 1, it is characterized in that, the front surface (32) of described second cavity (30) and the front surface (42) of described 3rd cavity (40) are positioned at the rear of the front surface (21) of described first cavity (20).
3. collision prevention girders (1) as claimed in claim 1 or 2, it is characterised in that the rear surface of the rear surface of described first cavity (20), the rear surface of the second cavity (30) and the 3rd cavity (40) is concordant.
4. collision prevention girders (1) as claimed in claim 2, it is characterized in that, the front surface (32) of described second cavity (30), the upper side wall (22) of the first cavity (20) and the intersection of the first reinforcement (31) have the first lightening hole (33)；
The intersection of the described front surface (42) of the 3rd cavity (40), the lower wall (23) of the first cavity (20) and the second reinforcement (41) has the second lightening hole (34).
5. collision prevention girders (1) as claimed in claim 1 or 2, it is characterised in that the wall thickness of described first cavity (20), described second cavity (30) and the 3rd cavity (40) is identical.
6. collision prevention girders (1) as claimed in claim 5, it is characterised in that described first reinforcement (31) is identical with the wall thickness of the second reinforcement (41),
The wall thickness of described first reinforcement (31) and the second reinforcement (41) is less than the wall thickness of described first cavity (20), described second cavity (30) and the 3rd cavity (40).
7. an automobile, it is characterised in that including: the collision prevention girders (1) as described in claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620075004.0U CN205344791U (en) | 2016-01-26 | 2016-01-26 | Anticollision roof beam and including car of this anticollision roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620075004.0U CN205344791U (en) | 2016-01-26 | 2016-01-26 | Anticollision roof beam and including car of this anticollision roof beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205344791U true CN205344791U (en) | 2016-06-29 |
Family
ID=56180847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620075004.0U Active CN205344791U (en) | 2016-01-26 | 2016-01-26 | Anticollision roof beam and including car of this anticollision roof beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205344791U (en) |
-
2016
- 2016-01-26 CN CN201620075004.0U patent/CN205344791U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204845815U (en) | Aluminum alloy anticollision beam assembly | |
| CN104590178A (en) | Automobile energy absorption box | |
| CN207241636U (en) | A kind of white body truss-like lightweight bumper assembly | |
| CN211568115U (en) | Carbon-fibre composite's hydrogen can car threshold beam structure | |
| US20160059904A1 (en) | Crash Structure for a Vehicle | |
| CN104981393B (en) | For the post part of motor vehicle, especially B posts part | |
| CN113928104B (en) | Suspension bracket for improving collision performance, power assembly structure and automobile | |
| CN202320538U (en) | Automobile threshold section structure | |
| CN205554105U (en) | Composite construction's car energy -absorbing box | |
| CN205344791U (en) | Anticollision roof beam and including car of this anticollision roof beam | |
| JP2006044629A (en) | Bumper beam structure for vehicle | |
| CN202727963U (en) | Automobile water tank frame | |
| CN101712305A (en) | Vehicle energy absorption box | |
| CN201703435U (en) | Front longitudinal beam of automobile engine compartment | |
| CN202413951U (en) | Automobile body threshold interior reinforced structure | |
| CN211167095U (en) | Vehicle beam assembly and frame | |
| CN103010133A (en) | Anti-collision beam structure of bus | |
| CN203318515U (en) | Automobile auxiliary subframe and automobile | |
| CN202966432U (en) | Reinforcement structure for automobile front longitudinal beam | |
| CN206155368U (en) | Anticollision roof beam | |
| CN201961383U (en) | Automotive intermediate column assembly | |
| CN205440240U (en) | Frame with energy -absorbing structure | |
| CN104691623A (en) | Front longitudinal beam structure | |
| CN205440284U (en) | Wiper mounting panel and use its car | |
| CN208264348U (en) | Floor side member assembly, body assembly and automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |