CN219750050U - High-strength frame light-weight structure of electric vehicle - Google Patents
High-strength frame light-weight structure of electric vehicle Download PDFInfo
- Publication number
- CN219750050U CN219750050U CN202321005044.4U CN202321005044U CN219750050U CN 219750050 U CN219750050 U CN 219750050U CN 202321005044 U CN202321005044 U CN 202321005044U CN 219750050 U CN219750050 U CN 219750050U
- Authority
- CN
- China
- Prior art keywords
- frame
- electric vehicle
- welded
- strength
- main frame
- 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
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 24
- 238000003466 welding Methods 0.000 claims description 28
- 230000002787 reinforcement Effects 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000004080 punching Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000005728 strengthening Methods 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The utility model provides a high-strength frame light-weight structure of an electric vehicle, which comprises a main frame body, wherein a reinforcing underframe is welded at the bottom end of the main frame body, a front support frame is embedded in the front part of the main frame body, the bottom end of the front support frame is welded with the top end of the reinforcing underframe, a handle mounting frame is welded at the top end of the front support frame, and a connecting block is welded at the rear part of the reinforcing underframe. According to the utility model, the bottom of the main frame body is welded with the reinforcing underframe, and the structural strength of the electric vehicle frame is effectively improved through the design of the double-layer frame body, so that the service life of the electric vehicle frame is prolonged, the transverse connecting pipe welded in the middle of the main frame body is omitted, the reinforcing underframe is adopted to replace, the cross beam at the rear part of the main frame body is in a punching design, and meanwhile, the traditional welded saddle seat frame is directly fixed at the top of the rear cross beam, so that the weight of the electric vehicle frame is lightened under the condition that the structural strength of the electric vehicle is not influenced, and the light structural design of the electric vehicle frame is realized.
Description
Technical Field
The utility model belongs to the technical field of electric vehicle frames, and relates to a high-strength frame lightweight structure of an electric vehicle.
Background
The electric vehicle frame is one of important accessories in the production process of the electric vehicle, and is mainly processed through welding.
According to the search, according to the patent number of CN214325294U, a high-strength lightweight electric vehicle frame is disclosed, wherein the frame comprises a main beam pipe, a side pipe, a head pipe, a transverse connecting pipe and a middle shaft pipe; the frame also comprises a U-shaped saddle seat frame which is horizontally arranged, the opening end of the U-shaped saddle seat frame is connected with the rear end of the side tube through a U-shaped saddle seat frame connecting part, and the frame body of the U-shaped saddle seat frame horizontally extends towards the front part of the frame. Has the advantages of high structural strength and light weight.
Above-mentioned electric motor car frame mainly makes the focus of whole frame be close to towards the central siphon level through adjusting the U type saddle seat frame position of electric motor car frame to make whole frame stability higher, but above-mentioned electric motor car frame we find in the use, and the body frame is single-layer structure design, and electric motor car frame's side structural strength is weaker, drives the design that the middle part welding of car frame has many crossbeams simultaneously, has increased the automobile body weight of electric motor car frame.
Disclosure of Invention
The utility model aims to provide a light-weight structure of a high-strength frame of an electric vehicle, so as to solve the problems in the prior art.
The aim of the utility model can be achieved by the following technical scheme: the utility model provides an electric motor car high strength frame lightweight structure, includes the body frame body, the bottom welding of body frame body has the reinforcement chassis, the front portion of body frame body has inlayed preceding support frame, the bottom of preceding support frame and the top welding of strengthening the chassis, the top welding of preceding support frame has the handle mounting bracket, the rear portion welding of strengthening the chassis has the connecting block, the surface of connecting block is equipped with the central siphon through the bolt, the fixed welding machine in the both ends of body frame body has the saddle frame, the top welding of body frame body has the rear cross beam, the both sides of body frame body bottom are all fixed and are equipped with solid fixed ring, two be connected with U type reinforcement cross beam through the screw adaptation between the solid fixed ring, the equal fixed welding in both ends of U type reinforcement cross beam has the assembly piece. The purpose of setting like this is through the bottom welding reinforcement chassis at the body frame, through the design of double-deck support body, the effectual structural strength who improves the electric motor car frame to the life of electric motor car frame has been improved.
In the high-strength frame lightweight structure of the electric vehicle, the assembly seats are fixedly arranged on two sides of the top end of the main frame body close to the front part, and threaded holes are formed in two sides of the top ends of the assembly seats. The purpose of setting up like this is convenient installation between electric motor car battery case and the electric motor car frame.
In the high-strength frame lightweight structure of the electric vehicle, the bottom of the rear cross beam is fixedly provided with the connecting plate which is connected with the rear cross beam into a whole, the surface of the connecting plate is provided with the plurality of fixing holes, and the surface of the rear cross beam is provided with the shearing holes which are uniformly distributed. The purpose of setting like this is through the seting up of shear force hole, under the unchangeable circumstances of structural strength, effectual reduction electric motor car frame weight.
In the high-strength frame lightweight structure of the electric vehicle, two second reinforcing support frames are welded at the joint of the bottom of the handle mounting frame and the front support frame. The purpose of setting like this has improved the stability that handle mounting bracket and preceding support frame are connected.
In the high-strength frame lightweight structure of the electric vehicle, two first reinforcing support frames are welded at the joint of the front support frame and the main frame body. The purpose of this arrangement is to improve the robustness of the front support 4 installation.
In the high-strength frame lightweight structure of the electric vehicle, connecting seats are fixedly welded on two sides of the inner wall of the main frame body, the battery bottom shell of the connecting seats is fixedly connected, and the main frame body and the reinforcing underframe are formed by integrally bending aluminum alloy steel pipes. The aluminum alloy with the purpose has high structural strength and is convenient to process.
Compared with the prior art, the high-strength frame light-weight structure of the electric vehicle has the advantages that:
1. through the bottom welding at the main frame body consolidates the chassis, through the design of double-deck support body, effectual structural strength who improves the electric motor car frame to the life of electric motor car frame has been improved.
2. Through the transverse connection pipe of canceling body support body middle part welded, adopt to consolidate the chassis and replace to adopt the design of punching with the crossbeam at body support body rear portion, directly fix the saddle seat frame of traditional welded at the top of rear cross beam simultaneously, under the condition that does not influence electric motor car structural strength, make the weight of electric motor car frame alleviate, realize electric motor car frame lightweight structural design.
Drawings
Fig. 1 is a schematic perspective view of a lightweight structure of a high-strength frame of an electric vehicle according to the present utility model.
Fig. 2 is a schematic view of the rear cross member of the high-strength frame lightweight structure of the electric vehicle of the present utility model.
In the figure, 1, a main frame body; 2. reinforcing the underframe; 3. an assembly seat; 4. a front support; 5. a first reinforcing support frame; 6. the second reinforcement support frame; 7. a handle mount; 8. a connecting block; 9. a shaft tube; 10. u-shaped reinforcing cross beams; 11. a rear cross member; 12. a saddle frame; 13. a fixing ring; 14. a mounting block; 15. a connecting seat; 16. a shear hole; 17. a connecting plate; 18. and a fixing hole.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1 and 2, the high-strength frame light-weight structure of the electric vehicle comprises a main frame body 1, wherein a reinforcing underframe 2 is welded at the bottom end of the main frame body 1, the reinforcing underframe 2 is welded at the bottom of the main frame body 1, and the structural strength of the frame of the electric vehicle is effectively improved through the design of a double-layer frame body, so that the service life of the frame of the electric vehicle is prolonged;
the front portion of body 1 inlays and is equipped with preceding support frame 4, the bottom of preceding support frame 4 and the top welding of strengthening chassis 2, the top welding of preceding support frame 4 has handle mounting bracket 7, the rear portion welding of strengthening chassis 2 has connecting block 8, the surface of connecting block 8 is equipped with central siphon 9 through the bolt assembly, the fixed welding machine in the both ends of body 1 has saddle frame 12, the top welding of body 1 has rear cross beam 11, the both sides of body 1 bottom are all fixed and are equipped with solid fixed ring 13, be connected with U type strengthening cross beam 10 through the screw adaptation between two solid fixed ring 13, the both ends of U type strengthening cross beam 10 all fixed welding has assembly piece 14.
As shown in fig. 1 and 2, in the high-strength frame light-weight structure of the electric vehicle, the two sides close to the top end of the front main frame body 1 are fixedly provided with the assembly seats 3, the two sides of the top ends of the assembly seats 3 are provided with threaded holes, and the assembly between the electric vehicle frame and the electric vehicle shell is facilitated through the arrangement of the assembly seats 3.
The bottom of the rear cross beam 11 is fixedly provided with a connecting plate 17 which is connected into a whole, the surface of the connecting plate 17 is provided with a plurality of fixing holes 18, the surface of the rear cross beam 11 is provided with uniformly distributed shear holes 16, and the weight of the frame of the electric vehicle is effectively reduced through the arrangement of the shear holes 16, so that the light weight design of the rear cross beam 11 is realized.
Two second reinforcing support frames 6 are welded at the joint of the bottom of the handle mounting frame 7 and the front support frame 4, and the structural strength of the handle mounting frame 7 connected with the front support frame 4 is increased through the welding of the second reinforcing support frames 6.
Two first reinforcement support frames 5 are welded at the joint of the front support frame 4 and the main frame body 1, and the structural strength of the connection between the front support frame 4 and the main frame body 1 is increased through the welding of the first reinforcement support frames 5.
The both sides of body 1 inner wall all fixed welding has connecting seat 15, and connecting seat 15 battery drain pan fixed connection makes things convenient for the connection between battery case and the body 1, the equipment between the electric motor car spare part of being convenient for, and body 1 and reinforcement chassis 2 are aluminum alloy steel pipe an organic whole formation of bending, and aluminum alloy steel pipe is light in weight, and structural strength is high, and convenient shaping has improved electric motor car frame machining efficiency simultaneously.
In the concrete implementation, when the lightweight electric vehicle frame is produced, the main frame body 1 and the reinforcing underframe 2 are bent to a set shape through a bending machine, then the main frame body 1 and the reinforcing underframe 2 are welded into a whole, then the front support frame 4 is welded at the front part of the main frame body 1 in a welding mode, the first reinforcing support frame 5 is welded at a welding position, the handle mounting frame 7 and the second reinforcing support frame 6 are welded at the top of the front support frame 4, then the connecting block 8 and the rear part of the reinforcing underframe 2 are welded, the shaft tube 9 is assembled through screws, then the rear cross beam 11 is perforated, the perforated rear cross beam 11 is welded at the top of the main frame body 1, and the saddle frame 12, the assembling block 14, the U-shaped reinforcing cross beam 10, the assembling seat 3 and the connecting seat 15 are welded in a welding mode, so that the electric vehicle frame is assembled;
this electric motor car frame is in the use, through the design of double-deck support body, the effectual structural strength who improves electric motor car frame to improved the life of electric motor car frame, through cancelling body 1 middle part welded transverse connection pipe, and adopt the design of punching with the crossbeam at body 1 rear portion, under the condition that does not influence electric motor car structural strength, make the weight of electric motor car frame alleviate, realize electric motor car frame lightweight structural design.
What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides an electric motor car high strength frame lightweight structure, includes body frame (1), its characterized in that, the bottom welding of body frame (1) has consolidates chassis (2), the front portion of body frame (1) is inlayed and is equipped with preceding support frame (4), the bottom of preceding support frame (4) is welded with the top of consolidating chassis (2), the top welding of preceding support frame (4) has handle mounting bracket (7), the rear portion welding of consolidating chassis (2) has connecting block (8), the surface of connecting block (8) is equipped with central siphon (9) through the bolt, the both ends fixed welding machine of body frame (1) has saddle frame (12), the top welding of body frame (1) has trailing beam (11), the both sides of body frame (1) bottom are all fixed and are equipped with solid fixed ring (13), two be connected with U type reinforcement crossbeam (10) through the screw switching between solid fixed ring (13), the both ends of U type reinforcement crossbeam (10) all are fixed with assembly piece (14).
2. The high-strength frame lightweight structure of an electric vehicle according to claim 1, wherein assembling seats (3) are fixedly arranged on two sides of the top end of the main frame body (1) near the front part, and threaded holes are formed on two sides of the top ends of the assembling seats (3).
3. The high-strength frame lightweight structure of an electric vehicle according to claim 1, characterized in that a connecting plate (17) connected into a whole is fixedly arranged at the bottom of the rear cross beam (11), a plurality of fixing holes (18) are formed in the surface of the connecting plate (17), and uniformly distributed shear holes (16) are formed in the surface of the rear cross beam (11).
4. The high-strength frame lightweight structure of an electric vehicle according to claim 1, characterized in that two second reinforcing support frames (6) are welded at the joint of the bottom of the handle mounting frame (7) and the front support frame (4).
5. The high-strength frame lightweight structure of an electric vehicle according to claim 4, characterized in that two first reinforcing support frames (5) are welded at the joint of the front support frame (4) and the main frame body (1).
6. The high-strength frame lightweight structure of an electric vehicle according to claim 1, wherein connecting seats (15) are fixedly welded on two sides of the inner wall of the main frame body (1), the battery bottom shell of the connecting seats (15) is fixedly connected, and the main frame body (1) and the reinforcing underframe (2) are formed by integrally bending aluminum alloy steel pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321005044.4U CN219750050U (en) | 2023-04-27 | 2023-04-27 | High-strength frame light-weight structure of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321005044.4U CN219750050U (en) | 2023-04-27 | 2023-04-27 | High-strength frame light-weight structure of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219750050U true CN219750050U (en) | 2023-09-26 |
Family
ID=88088797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321005044.4U Active CN219750050U (en) | 2023-04-27 | 2023-04-27 | High-strength frame light-weight structure of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219750050U (en) |
-
2023
- 2023-04-27 CN CN202321005044.4U patent/CN219750050U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2143619B1 (en) | Rear vehicle body structure | |
| CN103786788B (en) | A kind of automobile front subframe and corresponding automobile | |
| CN205706857U (en) | Automobile front subframe | |
| CN114013507A (en) | Auxiliary frame before cast aluminium of non-frame section bar | |
| CN219750050U (en) | High-strength frame light-weight structure of electric vehicle | |
| CN211308721U (en) | Macpherson type platformization metal plate punching welding auxiliary frame for passenger vehicle | |
| CN110588781B (en) | High-form multipurpose modularized rear auxiliary frame | |
| CN208530689U (en) | Subframe ontology assembly | |
| CN217918089U (en) | Front frame reinforcing structure | |
| CN111661155A (en) | Electric vehicle rear auxiliary frame positioning and mounting structure | |
| CN211995854U (en) | Auxiliary frame structure with reinforcing support | |
| CN210852638U (en) | High-form multipurpose modular rear auxiliary frame | |
| CN221938294U (en) | Auxiliary frame behind full panel beating electric automobile of two reinforcing plate structures | |
| CN113060211B (en) | Auxiliary frame and vehicle with same | |
| CN217170399U (en) | Rear control arm structure of automobile multi-link suspension | |
| CN221563222U (en) | Integrated Commercial Vehicle Bracket | |
| CN217396675U (en) | Novel torsional rigidity reinforcing structure of vehicle body | |
| CN218877494U (en) | Integrally formed auxiliary frame | |
| CN217198045U (en) | Lightweight car side shield | |
| CN220615949U (en) | Auxiliary frame and vehicle | |
| CN211995056U (en) | Automobile rear suspension mounting structure | |
| CN212354176U (en) | Central channel assembly structure | |
| CN211076052U (en) | Frame auxiliary frame | |
| CN114572311B (en) | Rear suspension beam assembly adapting to rear steering gear rear drive double-motor double-fork arm suspension | |
| CN218343598U (en) | Novel aluminum alloy integration die-casting sub vehicle frame structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |