CN207725489U - A kind of electric vehicle bodywork assembly - Google Patents
A kind of electric vehicle bodywork assembly Download PDFInfo
- Publication number
- CN207725489U CN207725489U CN201820069211.4U CN201820069211U CN207725489U CN 207725489 U CN207725489 U CN 207725489U CN 201820069211 U CN201820069211 U CN 201820069211U CN 207725489 U CN207725489 U CN 207725489U
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- CN
- China
- Prior art keywords
- frame
- middle frame
- side arm
- carrier
- electric vehicle
- 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.)
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Links
- 239000000463 material Substances 0.000 claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims abstract description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 6
- 239000000956 alloy Substances 0.000 claims abstract description 5
- 239000003351 stiffener Substances 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a kind of electric vehicle bodywork assembly, including vehicle frame and vehicle body, the vehicle frame includes side arm, middle frame and after-frame, and side arm, middle frame and after-frame are aluminum alloy material；The vehicle body is made of carbon fibre materials, it is respectively equipped with a positioning pin in the front end of two carrier bars of middle frame and close to the position of after-frame, the both sides of the vehicle body are positioned by location hole and detent fit, and are connected with middle frame by connecting bolt, and rear end is connected by connecting bolt with rear cross beam.The utility model can substantially reduce the quality of entire bodywork assembly in the case where ensureing the stability of entire bodywork assembly, and to improve the cruising ability of electric vehicle, and the dismounting of entire bodywork assembly is more convenient, quick, is more convenient for repairing.
Description
Technical field
The utility model is related to vehicle technology field more particularly to a kind of electric vehicle bodywork assemblies.
Background technology
With the development of science and technology and energy-saving and environmental protection consciousness raising, electric vehicle increasingly receives liking for people.But
Dynamical system is mainly replaced in the structure of tangible conventional vehicle, to form electric vehicle by current electric vehicle.But
Such vehicle structure, after Frame and Body mostly uses the processing such as steel plate punched, using the techniques such as welding or be bolted
Multiple components are connected to form car body, the weight that this results in entire car body is very big, seriously limits the energy saving of electric vehicle
Effect and cruising ability.
Although Ye You producers use high strength steel that finite element analysis and optimization design is thinned in process of production, or use
The structure design of all-aluminium body, and using the design etc. of some composite materials covering, to reduce the kerb weight of vehicle,
But current body construction is far from reaching the steady of the weight loss effect and normal vehicle reached desired by light-weight electric automobile
Qualitative and removably reaches dismountable demand of real lightweight, stability and repair.
Utility model content
For deficiencies of the prior art, utility model aims to solve existing electric automobile weight
The problem that amount is big, dismounting is troublesome, stability is poor, provides a kind of electric vehicle bodywork assembly, can ensure entire bodywork assembly
Stability in the case of, the quality of entire bodywork assembly is substantially reduced, to improve the cruising ability of electric vehicle, and whole
The dismounting of a bodywork assembly is more convenient, quick, is more convenient for repairing.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is such：A kind of electric vehicle car body
Assembly, including vehicle frame and vehicle body, it is characterised in that：The vehicle frame includes side arm, middle frame and after-frame, and side arm, middle frame and after-frame
It is aluminum alloy material；Wherein, the side arm, middle frame and after-frame include the carrier bar of the rectangular tubular structure of two sections；Institute
The front end for stating two carrier bars of side arm is connected with front bumper component, and rear end is connected by a front rod with middle frame respectively；In this
The front end of two carrier bars of frame by front beam be connected, one end of the front rod is connected with the carrier bar of side arm, the other end to
It is connected with front beam after lower inclination, the rear end of two carrier bars of middle frame is connected by a back link with after-frame respectively；The after-frame
The front ends of two carrier bars be bent downwardly the rear rear portion with two carrier bars of middle frame and be connected, one end of the back link and middle frame
Carrier bar is connected, and the other end is connected after tilting upwards with two carrier bars of after-frame；Pass through middle cross beam phase in the middle part of two connecting rods of after-frame
Even, rear end is connected by rear cross beam；The rear cross beam is connected with rear bumper component；
The vehicle body is made of carbon fibre materials, is set respectively in the front end of two carrier bars of middle frame and close to the position of after-frame
There are a positioning pin, the both sides of the vehicle body to position by location hole and detent fit, and be connected with middle frame by connecting bolt, after
End is connected by connecting bolt with rear cross beam.
Further, damping mounting bracket before being respectively equipped with one on two carrier bars of side arm, the preceding damping installation branch
Frame is also carbon fibre materials, and is fastened together by binder and side arm.
Further, crisscross stiffener plate is provided along its length in carrier bar.
Further, in two carrier bars of middle frame, the position for being correspondingly connected with bolt is embedded with sleeve connector；The set
Cylinder connector includes sleeve body, and there is convex edge around it, inside to have spiral shell on the outside of one end of the sleeve body
Line, and screw thread extends to the other end of sleeve body；It is equipped with a up-small and down-big stepped sleeve assembly vertically on carrier bar
The one end in hole, the remotely located convex edge of sleeve body is stretched into the sleeve pilot hole, and extends to the upper surface of carrier bar；Its
In, convex edge is positioned by the stiffener plate in carrier bar, and its both ends welds together with carrier bar；The connection
Bolt passes through the sleeve connector, and is connect with sleeve connector screw-thread fit.
Further, a reinforcement connecting rod is respectively equipped between front beam and two carrier bars of middle frame.
Further, in the both sides of the carrier bar of side arm and front rod junction, it is in triangle to be respectively equipped with a lateral section
The carbon fiber reinforcing module of shape.
Compared with prior art, the utility model has the following advantages that：Entire bodywork assembly mainly uses aluminium alloy and carbon
Fiber Materials are constituted, and thus greatly reduce total quality, are risen and have been reached the light-weighted effect of vehicle, so as to greatly improve
The cruising ability of electric vehicle；Also, vehicle body is connected by screw bolts with vehicle frame, and connective stability is good, and entire bodywork assembly is torn open
It fills more convenient, quick, is more convenient for repairing.
Description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the utility model.
Fig. 2 is the vertical view of vehicle frame.
Fig. 3 is the assembling structure schematic diagram of sleeve connector.
In figure：11-side arms, 12-middle framves, 13-after-frames, 2-vehicle bodies, 3-carrier bars, 4-positioning pins, 5-connection spiral shells
Bolt, 6-stiffener plates, 7-sleeve connectors.
Specific implementation mode
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail.
Embodiment：Referring to Fig. 1 to Fig. 3, a kind of electric vehicle bodywork assembly, including vehicle frame and vehicle body 2, before the vehicle frame includes
Frame 11, middle frame 12 and after-frame 13, and side arm 11, middle frame 12 and after-frame 13 are aluminum alloy material.Wherein, the side arm 11, in
Frame 12 and after-frame 13 include the carrier bar 3 of the rectangular tubular structure of two sections；In implementation process, along it in carrier bar 3
Length direction is equipped with crisscross stiffener plate 6, to keep the intensity higher of vehicle frame, overall stability more preferable.The side arm
The front end of 11 two carrier bars 3 is connected with front bumper component, and rear end is connected by a front rod with middle frame 12 respectively.In side arm
Damping mounting bracket before being respectively equipped with one on 11 two carrier bars 3, the preceding damping mounting bracket is also carbon fibre materials, and is led to
It crosses binder to be fastened together with side arm 11, to further mitigate the weight of entire bodywork assembly.
Front end of two carrier bars 3 of frame 12 is connected by front beam in this, front beam and middle frame 12 two carrier bars 3 it
Between be respectively equipped with a reinforcement connecting rod, to further increase the stability and intensity of vehicle frame.One end of the front rod and side arm
11 carrier bar 3 is connected, and the other end is connected after tilting down with front beam, and the rear end of two carrier bars 3 of middle frame 12 passes through respectively
One back link is connected with after-frame 13；When it is implemented, the both sides of the carrier bar 3 and front rod junction in side arm 11, set respectively
The carbon fiber reinforcing module for having a lateral section triangular in shape, in this way, keeping the connective stability of side arm 11 and after-frame 13 more preferable, by force
Spend higher.The front end of two carrier bars 3 of the after-frame 13 is bent downwardly the rear rear portion with two carrier bars 3 of middle frame 12 and is connected, institute
The one end for stating back link is connected with the carrier bar 3 of middle frame 12, and the other end is connected after tilting upwards with two carrier bars 3 of after-frame 13；
It is connected by middle cross beam in the middle part of two connecting rods of after-frame 13, rear end is connected by rear cross beam；The rear cross beam and rear bumper component phase
Even.During Specific construction, the connecting portion of the vehicle frame is welded by the way of friction welding (FW), whole to further increase
The connective stability of a vehicle frame.
The vehicle body 2 is made of carbon fibre materials, in the front end of two carrier bars 3 of middle frame 12 and close to the position of after-frame 13
Be respectively equipped with a positioning pin 4, the both sides of the vehicle body 2 are positioned by location hole and the cooperation of positioning pin 4, and by connect bolt 5 with
Middle frame 12 is connected, and rear end is connected by connecting bolt 5 with rear cross beam.
When it is implemented, in two carrier bars 3 of middle frame 12, the position for being correspondingly connected with bolt 5 is embedded with sleeve connector
7.The sleeve connector 7 includes sleeve body, which uses aluminum or aluminum alloy material, have around it on the outside of one end
One week convex edge, inside has screw thread, and screw thread extends to the other end of sleeve body.It is set vertically on carrier bar 3
There are a up-small and down-big stepped sleeve pilot hole, one end of the remotely located convex edge of sleeve body to stretch into the sleeve pilot hole
It is interior, and extend to the upper surface of carrier bar 3；Wherein, convex edge is positioned by the stiffener plate 6 in carrier bar 3, and its
Both ends weld together with carrier bar 3.The connection bolt 5（Screw rod）Across the sleeve connector 7, and and sleeve connector
7 screw-thread fits connect；To be that vehicle body 2 and the assembly of vehicle frame are more convenient, quick, and connective stability is more preferable.
Finally, it should be noted that above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application technology
Scheme, it will be understood by those of ordinary skill in the art that, those are modified to the technical solution of the utility model or are equal
It replaces, without departing from the objective and range of the technical program, should all cover in the right of the utility model.
Claims (6)
1. a kind of electric vehicle bodywork assembly, including vehicle frame and vehicle body, it is characterised in that：The vehicle frame include side arm, middle frame and after
Frame, and side arm, middle frame and after-frame are aluminum alloy material；Wherein, the side arm, middle frame and after-frame include that two sections are rectangular
The carrier bar of tubular structure；The front end of two carrier bars of the side arm is connected with front bumper component, and rear end is respectively by before one
Connecting rod is connected with middle frame；Front end of two carrier bars of frame is connected by front beam in this, one end of the front rod and side arm
Carrier bar is connected, and the other end is connected after tilting down with front beam, and the rear end of two carrier bars of middle frame passes through a back link respectively
It is connected with after-frame；The front end of two carrier bars of the after-frame is bent downwardly the rear rear portion with two carrier bars of middle frame and is connected, described
One end of back link is connected with the carrier bar of middle frame, and the other end is connected after tilting upwards with two carrier bars of after-frame；The two of after-frame
It is connected by middle cross beam in the middle part of connecting rod, rear end is connected by rear cross beam；The rear cross beam is connected with rear bumper component；
The vehicle body is made of carbon fibre materials, and one is respectively equipped in the front end of two carrier bars of middle frame and close to the position of after-frame
The both sides of positioning pin, the vehicle body are positioned by location hole and detent fit, and are connected with middle frame by connecting bolt, and rear end is logical
Connection bolt is crossed with rear cross beam to be connected.
2. a kind of electric vehicle bodywork assembly according to claim 1, it is characterised in that：On two carrier bars of side arm respectively
Equipped with damping mounting bracket before one, the preceding damping mounting bracket is also carbon fibre materials, and passes through binder and fastened with side arm
It links together.
3. a kind of electric vehicle bodywork assembly according to claim 1, it is characterised in that：In carrier bar along its length
Equipped with crisscross stiffener plate.
4. a kind of electric vehicle bodywork assembly according to claim 3, it is characterised in that：It is right in two carrier bars of middle frame
The position that bolt should be connected is embedded with sleeve connector；The sleeve connector includes sleeve body, one end of the sleeve body
Outside has convex edge around it, and inside has screw thread, and screw thread extends to the other end of sleeve body；It is carrying
A up-small and down-big stepped sleeve pilot hole is equipped on bar vertically, this is stretched into one end of the remotely located convex edge of sleeve body
In sleeve pilot hole, and extend to the upper surface of carrier bar；Wherein, convex edge is determined by the stiffener plate in carrier bar
Position, and its both ends welds together with carrier bar；The connection bolt pass through the sleeve connector, and with sleeve connector screw thread
It is connected.
5. a kind of electric vehicle bodywork assembly according to claim 1, it is characterised in that：In two carryings of front beam and middle frame
A reinforcement connecting rod is respectively equipped between bar.
6. a kind of electric vehicle bodywork assembly according to claim 1, it is characterised in that：In the carrier bar and front rod of side arm
The both sides of junction are respectively equipped with lateral section carbon fiber reinforcing module triangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820069211.4U CN207725489U (en) | 2018-01-16 | 2018-01-16 | A kind of electric vehicle bodywork assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820069211.4U CN207725489U (en) | 2018-01-16 | 2018-01-16 | A kind of electric vehicle bodywork assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207725489U true CN207725489U (en) | 2018-08-14 |
Family
ID=63082582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820069211.4U Expired - Fee Related CN207725489U (en) | 2018-01-16 | 2018-01-16 | A kind of electric vehicle bodywork assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207725489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112793669A (en) * | 2021-03-31 | 2021-05-14 | 东风汽车集团股份有限公司 | Truss type electric vehicle body structure |
-
2018
- 2018-01-16 CN CN201820069211.4U patent/CN207725489U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112793669A (en) * | 2021-03-31 | 2021-05-14 | 东风汽车集团股份有限公司 | Truss type electric vehicle body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |