CN206664694U - A kind of automobile front longitudinal beam assembly - Google Patents
A kind of automobile front longitudinal beam assembly Download PDFInfo
- Publication number
- CN206664694U CN206664694U CN201621433703.4U CN201621433703U CN206664694U CN 206664694 U CN206664694 U CN 206664694U CN 201621433703 U CN201621433703 U CN 201621433703U CN 206664694 U CN206664694 U CN 206664694U
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- China
- Prior art keywords
- front longitudinal
- back segment
- connecting bracket
- beam assembly
- leading portion
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Abstract
The utility model discloses a kind of automobile front longitudinal beam assembly, its front longitudinal leading portion for including being made by aluminum alloy materials and front longitudinal back segment, the connecting bracket for being connected front longitudinal leading portion and front longitudinal back segment, the front longitudinal back segment includes front longitudinal back segment left member and front longitudinal back segment right member, and the front end of the front longitudinal back segment left member and the front longitudinal back segment right member is wrapped in the tail surface of the front longitudinal leading portion.Front longitudinal back segment is designed to be welded by the die casting of left and right two by the utility model by front and rear two sections designs, is solved the problems, such as Path of Force Transfer Z-direction and Y-direction drop during collision, can will effectively be collided and be transferred to left and right side bar into power；Front and rear section is bolted the problem of aluminium alloy capability for avoiding welded bands from declines；Leading portion and back segment use aluminum alloy materials, alleviate the weight of front longitudinal assembly, so as to reduce the weight of vehicle.
Description
【Technical field】
The utility model belongs to Car design technical field, more particularly to a kind of automobile front longitudinal beam assembly.
【Background technology】
Electric automobile is as a kind of new-energy automobile, the advantage with energy-conserving and environment-protective, and electric automobile has been increasingly becoming automobile
The focus of area research.At present, the problem of electric automobile field generally existing is that accumulator of electric car course continuation mileage is limited, from
And limit the popularization and application of electric automobile.Therefore, how to improve course continuation mileage becomes one of electric automobile research field
Popular direction and key issue, and in the scheme for improving course continuation mileage, automobile itself lightweight, battery bag lightweight and electricity
Pond inclusion quantity is added to for the research direction of hot topic.Traditional automobile front longitudinal beam assembly is molded using steel plate punched, into
Type complex process, cost is high, and weight is big, therefore in the prior art, front longitudinal assembly uses aluminium section bar, but aluminium section bar performance is whole
Study carefully it is lower than shaped steel plate property, especially when front longitudinal receives collision, easily caused in the transmission of impact force aluminium section bar change
Shape, cause the reduction of front longitudinal performance, potential safety hazard be present.
Therefore, it is necessary to a kind of new automobile front longitudinal beam assembly is provided to solve the above problems.
【Utility model content】
Main purpose of the present utility model is to provide a kind of automobile front longitudinal beam assembly, in guarantee bearing capacity and shock resistance
The lightweight requirements of vehicle are met while intensity.
The utility model is achieved through the following technical solutions above-mentioned purpose：A kind of automobile front longitudinal beam assembly, it is included by aluminium
The front longitudinal leading portion that alloy material is made and front longitudinal back segment, the connection branch for being connected front longitudinal leading portion and front longitudinal back segment
Frame, the front longitudinal back segment include front longitudinal back segment left member and front longitudinal back segment right member, the front longitudinal back segment left member and institute
The front end for stating front longitudinal back segment right member is wrapped in the tail surface of the front longitudinal leading portion.
Further, the front longitudinal leading portion includes two cavitys setting up and down.
Further, the cavity is octagon and the cavity shares middle a line up and down.
Further, the front longitudinal leading portion is the vertical profile structure by aluminum alloy materials extrusion forming.
Further, the front longitudinal back segment left member and the front longitudinal back segment right member are aluminium alloy cast member.
Further, the front longitudinal back segment left member and the front longitudinal back segment right member are welded together.
Further, some reinforcements are provided with the front longitudinal back segment.
Further, the connecting bracket is steelwork and including upper connecting bracket setting up and down and lower connecting bracket,
The upper connecting bracket is housed in the cavity above, and the lower connecting bracket is housed in the underlying chamber
In vivo.
Further, the upper connecting bracket is arranged on two cavitys up and down with the lower connecting bracket and is total to back-to-back
One side both sides, and the connecting bracket and the front longitudinal leading portion are connected into by an entirety by bolt.
Further, the upper connecting bracket includes fitting with described two opposite faces of cavity with the lower connecting bracket
The first joint face and the second joint face, be welded with first joint face and second joint face project-welding nut will described in
Front longitudinal leading portion connects into an entirety with the front longitudinal back segment.
Compared with prior art, a kind of beneficial effect of automobile front longitudinal beam assembly of the utility model is：Pass through front and rear two
Section design, and front longitudinal back segment is designed to be welded by the die casting of left and right two, Path of Force Transfer Z-direction and Y when solving collision
The problem of to drop, it can will effectively collide and be transferred to left and right side bar into power；Front and rear section, which is bolted, avoids welded bands from
Aluminium alloy capability decline the problem of；Leading portion and back segment use aluminum alloy materials, the weight of front longitudinal assembly are alleviated, so as to drop
The low weight of vehicle.
【Brief description of the drawings】
Fig. 1 is the configuration schematic diagram of the utility model embodiment；
Fig. 2 is the overlooking the structure diagram of the utility model embodiment；
Fig. 3 is the positive structure diagram of the utility model embodiment；
Fig. 4 is the cross section structural representation of A-A in Fig. 3；
Fig. 5 is the structural representation of connecting bracket in the utility model embodiment；
Numeral represents in figure：
100 automobile front longitudinal beam assemblies；
1 front longitudinal leading portion；2a front longitudinal back segment left member, 2b front longitudinal back segment right member；3 connecting brackets, branch is connected on 3a
Frame, connecting bracket under 3b, 31 first joint faces, 32 second joint faces.
【Embodiment】
Embodiment：
Fig. 1-Fig. 5 is refer to, the present embodiment is automobile front longitudinal beam assembly 100, after it includes front longitudinal leading portion 1, front longitudinal
Section and connecting bracket 3.
Front longitudinal leading portion 1 includes two cavitys setting up and down.Front longitudinal leading portion 1 is by aluminum alloy materials extrusion forming
Vertical profile structure.In one end insertion front longitudinal back segment of front longitudinal leading portion 1, front longitudinal back segment left member 3a and front longitudinal back segment right member
3b front end is wrapped in the tail surface of front longitudinal leading portion 1.
The front longitudinal back segment is using die cast and including front longitudinal back segment left member 2a and front longitudinal back segment right member 2b.Before
Longeron back segment left member 2a and front longitudinal back segment right member 2b is aluminium alloy cast member.Front longitudinal back segment left member 2a and front longitudinal back segment are right
Part 2b is welded together.
The cavity in the front longitudinal leading portion 1 shares middle a line for octagon and the upper and lower cavity.
Some reinforcements are provided with the front longitudinal back segment, to strengthen the bearing strength of front longitudinal back segment.
Connecting bracket 3 is for steelwork and including upper connecting bracket 3a setting up and down and lower connecting bracket 3b, upper connection branch
Frame 3a is housed in the cavity above, and lower connecting bracket 3b is housed in the underlying cavity.Upper connection
Support 3a and lower connecting bracket 3b is arranged on the shared one side both sides of upper and lower two cavitys back-to-back, and will even by bolt
Connect support 3 and connect into an entirety with front longitudinal leading portion 1.Upper connecting bracket 3a and lower connecting bracket 3b includes and the cavity two
The first joint face 31 and the second joint face 32 that individual opposite face fits, the first joint face 31 on the second joint face 32 with being welded with
Front longitudinal leading portion 1 and front longitudinal back segment are connected into an entirety by project-welding nut.
The beneficial effect of the present embodiment automobile front longitudinal beam assembly 100 is：By front and rear two sections designs, and by after front longitudinal
Section is designed to be welded by the die casting of left and right two, solves the problems, such as Path of Force Transfer Z-direction and Y-direction drop, Neng Gouyou during collision
Effect will collide is transferred to left and right side bar into power；Front and rear section be bolted avoid welded bands come aluminium alloy capability decline ask
Topic；Leading portion and back segment use aluminum alloy materials, alleviate the weight of front longitudinal assembly, so as to reduce the weight of vehicle.
Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art,
On the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to this practicality
New protection domain.
Claims (10)
- A kind of 1. automobile front longitudinal beam assembly, it is characterised in that：It include the front longitudinal leading portion that is made by aluminum alloy materials with The connecting bracket of front longitudinal back segment, connection front longitudinal leading portion and front longitudinal back segment, the front longitudinal back segment include front longitudinal back segment The front end of left member and front longitudinal back segment right member, the front longitudinal back segment left member and the front longitudinal back segment right member is wrapped in described The tail surface of front longitudinal leading portion.
- 2. automobile front longitudinal beam assembly as claimed in claim 1, it is characterised in that：The front longitudinal leading portion includes setting up and down Two cavitys.
- 3. automobile front longitudinal beam assembly as claimed in claim 2, it is characterised in that：The cavity is for octagon and described up and down Cavity shares middle a line.
- 4. automobile front longitudinal beam assembly as claimed in claim 1, it is characterised in that：The front longitudinal leading portion is by aluminum alloy materials The vertical profile structure of extrusion forming.
- 5. automobile front longitudinal beam assembly as claimed in claim 1, it is characterised in that：The front longitudinal back segment left member and described preceding vertical Beam back segment right member is aluminium alloy cast member.
- 6. automobile front longitudinal beam assembly as claimed in claim 1, it is characterised in that：The front longitudinal back segment left member and described preceding vertical Beam back segment right member is welded together.
- 7. automobile front longitudinal beam assembly as claimed in claim 1, it is characterised in that：Some reinforcements are provided with the front longitudinal back segment Muscle.
- 8. automobile front longitudinal beam assembly as claimed in claim 3, it is characterised in that：The connecting bracket is for steelwork and including upper The upper connecting bracket of lower setting and lower connecting bracket, the upper connecting bracket is housed in the cavity above, described Lower connecting bracket is housed in the underlying cavity.
- 9. automobile front longitudinal beam assembly as claimed in claim 8, it is characterised in that：The upper connecting bracket and the lower connection branch Frame is arranged on the shared one side both sides of upper and lower two cavitys back-to-back, and by bolt by the connecting bracket with it is described before Longitudinal beam front section connects into an entirety.
- 10. automobile front longitudinal beam assembly as claimed in claim 8, it is characterised in that：The upper connecting bracket and the lower connection Support includes the first joint face and the second joint face to be fitted with described two opposite faces of cavity, first joint face and institute State and project-welding nut is welded with the second joint face the front longitudinal leading portion and the front longitudinal back segment are connected into an entirety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621433703.4U CN206664694U (en) | 2016-12-26 | 2016-12-26 | A kind of automobile front longitudinal beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621433703.4U CN206664694U (en) | 2016-12-26 | 2016-12-26 | A kind of automobile front longitudinal beam assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206664694U true CN206664694U (en) | 2017-11-24 |
Family
ID=60356550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621433703.4U Active CN206664694U (en) | 2016-12-26 | 2016-12-26 | A kind of automobile front longitudinal beam assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206664694U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045442A (en) * | 2017-12-20 | 2018-05-18 | 广州汽车集团股份有限公司 | Floor frame structure after a kind of vehicle body |
| CN109941350A (en) * | 2017-12-20 | 2019-06-28 | 广州汽车集团股份有限公司 | Vehicle foreside frame structure and automobile |
| CN112874639A (en) * | 2021-02-26 | 2021-06-01 | 重庆长安汽车股份有限公司 | Front and rear longitudinal beam connecting piece assembly of automobile |
-
2016
- 2016-12-26 CN CN201621433703.4U patent/CN206664694U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045442A (en) * | 2017-12-20 | 2018-05-18 | 广州汽车集团股份有限公司 | Floor frame structure after a kind of vehicle body |
| CN109941350A (en) * | 2017-12-20 | 2019-06-28 | 广州汽车集团股份有限公司 | Vehicle foreside frame structure and automobile |
| CN109941350B (en) * | 2017-12-20 | 2020-12-08 | 广州汽车集团股份有限公司 | Frame structure at front part of vehicle body and automobile |
| CN108045442B (en) * | 2017-12-20 | 2023-09-01 | 广州汽车集团股份有限公司 | Floor frame construction behind automobile body |
| CN112874639A (en) * | 2021-02-26 | 2021-06-01 | 重庆长安汽车股份有限公司 | Front and rear longitudinal beam connecting piece assembly of automobile |
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