CN106043432B - A kind of electric car auxiliary frame structure - Google Patents
A kind of electric car auxiliary frame structure Download PDFInfo
- Publication number
- CN106043432B CN106043432B CN201610606270.6A CN201610606270A CN106043432B CN 106043432 B CN106043432 B CN 106043432B CN 201610606270 A CN201610606270 A CN 201610606270A CN 106043432 B CN106043432 B CN 106043432B
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- Prior art keywords
- crossbeam
- vehicle
- frame
- rear secondary
- fore sub
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- 238000009434 installation Methods 0.000 claims abstract description 25
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 24
- 238000001125 extrusion Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of electric car auxiliary frame structures, including fore sub frame (1) and Rear secondary frame for vehicle (2), the main structure body of the fore sub frame (1) and Rear secondary frame for vehicle (2) is all made of aluminium alloy extrusions, by welded connecting between the aluminium alloy extrusions, or it is connected through a screw thread part connection.By adopting the above technical scheme, it is manufactured using hollow aluminium alloy extrusions, overall weight is small, intensity is high, and the security performance of structure is more excellent, meets the requirement of installation, connection；Be conducive to electric car lightweight, can effectively extend electric car course continuation mileage.
Description
Technical field
The invention belongs to the technical fields of pure electric automobile construction, are related to electric bicycle body structure.More specifically, of the invention
It is related to a kind of electric car auxiliary frame structure.
Background technique
Electric car has energy-saving and environment-friendly advantage, especially pure electric automobile increasingly as a kind of new-energy automobile
Hot spot as automotive field research.The generally existing problem in electric car field is accumulator of electric car course continuation mileage at present
Limited, which has limited the popularization and application of electric car.
On the vehicle body of the aluminium alloy extrusions of electric vehicle, subframe plays an important role, and requires installation machinery, power thereon
Component, such as lower swing arm, turning machine mechanical structure, will also install a large amount of high voltage electric equipment, such as controller, motor, because
This, high requirement is proposed to front and back subframe, it is desirable that structural stability, connection are reliable.Currently, there are no corresponding technologies
It is able to satisfy above-mentioned requirements.
Summary of the invention
The present invention provides a kind of electric car auxiliary frame structure, and the purpose is to enable aluminum alloy to the auxiliary frame structure of profile to meet
Installation, the requirement connected.
To achieve the goals above, the technical scheme adopted by the invention is as follows:
Electric car auxiliary frame structure of the invention, including fore sub frame and Rear secondary frame for vehicle；The fore sub frame is with after
The main structure body of subframe is all made of aluminium alloy extrusions, passes through between the aluminium alloy extrusions and is welded to connect, or passes through screw thread
Connector connection.
Overlapped before the fore sub frame that the described fore sub frame setting is mutually welded and connected crossbeam, fore sub frame left-right longeron,
Crossbeam is overlapped after fore sub frame.
It is overlapped before the fore sub frame and overlaps vertical beam before being respectively arranged one on the both ends of crossbeam, the preceding overlap joint is perpendicular
Beam is aluminium alloy extrusions, and the upper end of the preceding overlap joint vertical beam is fastenedly connected by threaded sleeve and fastening bolt with front longitudinal beam；
Crossbeam is overlapped after the fore sub frame by threaded sleeve and fastening bolt, is fastenedly connected with front apron lower beam.
Lower swing arm mounting bracket is set on the fore sub frame left-right longeron, and the lower swing arm mounting bracket passes through spiral shell
Line casing and fastening bolt are fastenedly connected with the fore sub frame left-right longeron.
Diverter is set on the fore sub frame, crossbeam is installed, the diverter installation crossbeam is aluminium alloy extrusions；
The both ends of the diverter installation crossbeam and the fore sub frame left-right longeron are welded to connect.
Overlapped before the Rear secondary frame for vehicle that the described Rear secondary frame for vehicle setting is mutually welded and connected crossbeam, Rear secondary frame for vehicle left-right longeron,
Crossbeam is overlapped after Rear secondary frame for vehicle installation crossbeam, Rear secondary frame for vehicle；The Rear secondary frame for vehicle overlap joint crossbeam passes through overlap joint supporting crossbeam
It is supported on the Rear secondary frame for vehicle installation crossbeam；The overlap joint supporting crossbeam is aluminium alloy extrusions.
Crossbeam is overlapped before the Rear secondary frame for vehicle by threaded sleeve and fastening bolt, is fastenedly connected with sill strip；It is described
Rear secondary frame for vehicle after overlap joint crossbeam by threaded sleeve and fastening bolt, be fastenedly connected with rear Floor rear crossbeam.
Lower swing arm mounting bracket is set on the Rear secondary frame for vehicle left-right longeron, and the lower swing arm mounting bracket passes through spiral shell
Line casing and fastening bolt are fastenedly connected with the Rear secondary frame for vehicle left-right longeron.
High-voltage line support plate is arranged in the Rear secondary frame for vehicle, and the high-voltage line support plate is aluminium alloy extrusions；Described
The both ends of high-voltage line support plate are tight with overlap joint crossbeam before the Rear secondary frame for vehicle and Rear secondary frame for vehicle installation crossbeam respectively by welding
It is solidly connected.
High voltage distribution box support frame is set in the overlap joint supporting crossbeam.
The present invention by adopting the above technical scheme, is manufactured using hollow aluminium alloy extrusions, and overall weight is small, intensity is high, knot
The security performance of structure is more excellent, meets the requirement of installation, connection；Be conducive to electric car lightweight, can effectively extend electric car
Course continuation mileage.
Detailed description of the invention
Label in content and figure shown in attached drawing is briefly described as follows:
Fig. 1 is structure schematic elevation view of the invention；
Fig. 2 is fore sub frame and front longitudinal beam attachment structure schematic diagram of the invention；
Fig. 3 is the axonometric schematic diagram of structure of front auxiliary frame of the invention；
Fig. 4 is back-auxiliary cycle frame structure schematic diagram of the invention.
In the figure, it is marked as
1, fore sub frame, 2, Rear secondary frame for vehicle, 3, front longitudinal beam, 4, overlap crossbeam before fore sub frame, 5, fore sub frame or so it is vertical
Beam, 6, preceding overlap joint vertical beam, 7, overlap crossbeam after fore sub frame, 8, lower swing arm mounting bracket, 9, diverter crossbeam is installed, 10, after
Overlap crossbeam before subframe, 11, Rear secondary frame for vehicle left-right longeron, 12, overlap crossbeam after Rear secondary frame for vehicle, 13, overlap joint supporting crossbeam,
14, Rear secondary frame for vehicle installs crossbeam, 15, lower swing arm mounting bracket, 16, high-voltage line support plate, 17, high voltage distribution box support frame.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Illustrate, to help those skilled in the art to have more complete, accurate and deep reason to inventive concept of the invention, technical solution
Solution.
Structure of the invention as shown in Figure 1 is a kind of electric car auxiliary frame structure, including fore sub frame 1 and rear secondary vehicle
Frame 2.
In order to overcome the drawbacks of the prior art, realize that the auxiliary frame structure for enabling aluminum alloy to profile meets installation, connection request
Goal of the invention, the technical scheme adopted by the invention is as follows:
As shown in Figures 1 to 4, electric car auxiliary frame structure of the invention, the fore sub frame 1 and Rear secondary frame for vehicle 2
Main structure body be all made of aluminium alloy extrusions, by being welded to connect between the aluminium alloy extrusions, or be connected through a screw thread part
Connection.
By adopting the above technical scheme, it is manufactured using hollow aluminium alloy extrusions, overall weight is small, intensity is high, the peace of structure
Full performance is more excellent, meets the requirement of installation, connection；Be conducive to electric car lightweight, can effectively extend in electric car continuation of the journey
Journey.
It is as shown in Figures 2 and 3:
The fore sub frame 1 overlaps crossbeam 4, fore sub frame left-right longeron before the fore sub frame being mutually welded and connected is arranged
5, crossbeam 7 is overlapped after fore sub frame.
Overlap joint crossbeam 7 passes through welding, shape after overlapping crossbeam 4, fore sub frame left-right longeron 5, fore sub frame before fore sub frame
At a frame structure, integral strength is greatly improved.
It is overlapped before the fore sub frame and overlaps vertical beam 6, the preceding overlap joint before being respectively arranged one on the both ends of crossbeam 4
Vertical beam 6 is aluminium alloy extrusions, and the upper end of the preceding overlap joint vertical beam 6 is fastened by threaded sleeve and fastening bolt with front longitudinal beam 3
Connection；Crossbeam 7 is overlapped after the fore sub frame by threaded sleeve and fastening bolt, is fastenedly connected with front apron lower beam.
Fastening bolt, using steel；Threaded sleeve uses aluminium；Its bonding strength is higher.By adopting the above technical scheme, real
The overall installation of fore sub frame 1, the requirement of fixation are showed, have connected more stable, secured.
Lower swing arm mounting bracket 8 is set on the fore sub frame left-right longeron 5, and the lower swing arm mounting bracket 8 is logical
Threaded sleeve and fastening bolt are crossed, is fastenedly connected with the fore sub frame left-right longeron 5.
In figure as it can be seen that in total on fore sub frame 1, four lower swing arm mounting brackets 8 are provided with, meet vehicle to installation
The requirement of lower swing arm.
Diverter is set on the fore sub frame 1, crossbeam 9 is installed, the diverter installation crossbeam 9 is aluminium alloy type
Material；The both ends of the diverter installation crossbeam 9 and the fore sub frame left-right longeron 5 are welded to connect.
The structure setting meets requirement of the vehicle for steering mechanism.
It is as shown in Figure 4:
The Rear secondary frame for vehicle 2 is arranged before the Rear secondary frame for vehicle being mutually welded and connected that overlap crossbeam 10, Rear secondary frame for vehicle or so vertical
Crossbeam 12 is overlapped after beam 11, Rear secondary frame for vehicle installation crossbeam 14, Rear secondary frame for vehicle；The Rear secondary frame for vehicle overlap joint crossbeam 12 passes through overlap joint
Supporting crossbeam 13 is supported on the Rear secondary frame for vehicle installation crossbeam 14；The overlap joint supporting crossbeam 13 is aluminium alloy type
Material.
After overlapping crossbeam 10, Rear secondary frame for vehicle left-right longeron 11, Rear secondary frame for vehicle installation crossbeam 14, Rear secondary frame for vehicle before Rear secondary frame for vehicle
It overlaps crossbeam 12 and overlap joint supporting crossbeam 13 and an integral frame structure is formd, integral strength is significantly by welding
It improves.
Crossbeam 10 is overlapped before the Rear secondary frame for vehicle by threaded sleeve and fastening bolt, is fastenedly connected with sill strip；Institute
Crossbeam 12 is overlapped after the Rear secondary frame for vehicle stated by threaded sleeve and fastening bolt, is fastenedly connected with rear Floor rear crossbeam.
By adopting the above technical scheme, realize the overall installation of Rear secondary frame for vehicle 2, the requirement of fixation, connect it is more stable,
Securely.
Lower swing arm mounting bracket 15, the lower swing arm mounting bracket 15 are set on the Rear secondary frame for vehicle left-right longeron 11
By threaded sleeve and fastening bolt, it is fastenedly connected with the Rear secondary frame for vehicle left-right longeron 11.
In figure as it can be seen that in total on Rear secondary frame for vehicle 2, four lower swing arm mounting brackets 8 are provided with, meet vehicle to installation
The requirement of lower swing arm.
High-voltage line support plate 16 is arranged in the Rear secondary frame for vehicle 2, and the high-voltage line support plate 16 is aluminum alloy plate materials；Institute
Pacified respectively with overlap joint crossbeam 10 before the Rear secondary frame for vehicle and Rear secondary frame for vehicle by welding at the both ends for the high-voltage line support plate 16 stated
Dress crossbeam 14 is fastenedly connected.
High voltage distribution box support frame 17 is set in the overlap joint supporting crossbeam 13.
The mounting bracket of electric machine controller, motor etc. is set on Rear secondary frame for vehicle.Above structure meets electric vehicle to motor
And its needs of control, realize safe and efficient and stable power supply.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out is used, or without changing
It is within the scope of the present invention into the conception and technical scheme of the invention are directly applied to other occasions.
Claims (1)
1. a kind of electric car auxiliary frame structure, including fore sub frame (1) and Rear secondary frame for vehicle (2), it is characterised in that:
The main structure body of the fore sub frame (1) and Rear secondary frame for vehicle (2) is all made of aluminium alloy extrusions, the aluminium alloy extrusions
Between by be welded to connect, or be connected through a screw thread part connection；
Crossbeam (4), fore sub frame left-right longeron are overlapped before the fore sub frame that fore sub frame (1) setting is mutually welded and connected
(5), crossbeam (7) are overlapped after fore sub frame；
It is vertical that crossbeam (10), Rear secondary frame for vehicle or so are overlapped before the Rear secondary frame for vehicle that Rear secondary frame for vehicle (2) setting is mutually welded and connected
Crossbeam (12) are overlapped after beam (11), Rear secondary frame for vehicle installation crossbeam (14), Rear secondary frame for vehicle；The Rear secondary frame for vehicle overlaps crossbeam (12)
It is supported in Rear secondary frame for vehicle installation crossbeam (14) by overlapping supporting crossbeam (13)；
It is overlapped before the fore sub frame and overlaps vertical beam (6) before being respectively arranged one on the both ends of crossbeam (4), the preceding overlap joint
The upper end of vertical beam (6) is fastenedly connected by threaded sleeve and fastening bolt with front longitudinal beam (3)；It is overlapped after the fore sub frame
Crossbeam (7) is fastenedly connected by threaded sleeve and fastening bolt with front apron lower beam；
Lower swing arm mounting bracket (8) are set on the fore sub frame left-right longeron (5), the lower swing arm mounting bracket (8)
By threaded sleeve and fastening bolt, it is fastenedly connected with the fore sub frame left-right longeron (5)；
Diverter is set on the fore sub frame (1), crossbeam (9) is installed, the both ends of described diverter installation crossbeam (9) with
The fore sub frame left-right longeron (5) is welded to connect；
Crossbeam (10) are overlapped before the Rear secondary frame for vehicle by threaded sleeve and fastening bolt, are fastenedly connected with sill strip；It is described
Rear secondary frame for vehicle after overlap joint crossbeam (12) by threaded sleeve and fastening bolt, be fastenedly connected with rear Floor rear crossbeam；
Lower swing arm mounting bracket (15) are set on the Rear secondary frame for vehicle left-right longeron (11), the lower swing arm mounting bracket
(15) it by threaded sleeve and fastening bolt, is fastenedly connected with the Rear secondary frame for vehicle left-right longeron (11)；
High-voltage line support plate (16) are arranged in the Rear secondary frame for vehicle (2), and the both ends of the high-voltage line support plate (16) pass through weldering
It connects and is fastenedly connected respectively with overlap joint crossbeam (10) before the Rear secondary frame for vehicle and Rear secondary frame for vehicle installation crossbeam (14)；
High voltage distribution box support frame (17) are set in the overlap joint supporting crossbeam (13)；
Overlap joint supporting crossbeam (13), preceding overlap joint vertical beam (6) and diverter installation crossbeam (9) is aluminium alloy extrusions；
The high-voltage line support plate (16) is aluminum alloy plate materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606270.6A CN106043432B (en) | 2016-07-29 | 2016-07-29 | A kind of electric car auxiliary frame structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606270.6A CN106043432B (en) | 2016-07-29 | 2016-07-29 | A kind of electric car auxiliary frame structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106043432A CN106043432A (en) | 2016-10-26 |
| CN106043432B true CN106043432B (en) | 2019-02-12 |
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ID=57195671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610606270.6A Active CN106043432B (en) | 2016-07-29 | 2016-07-29 | A kind of electric car auxiliary frame structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN106043432B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108238105A (en) * | 2016-12-26 | 2018-07-03 | 上海同捷科技股份有限公司 | A kind of aluminum alloy auxiliary body frame structure for automotive |
| CN107054467A (en) * | 2017-03-31 | 2017-08-18 | 奇瑞汽车股份有限公司 | A kind of vehicle subframe |
| CN115923936B (en) * | 2022-10-26 | 2024-08-06 | 云度新能源汽车有限公司 | Novel auxiliary frame and car body mounting structure |
| CN115973280A (en) * | 2022-11-16 | 2023-04-18 | 云度新能源汽车有限公司 | Auxiliary frame and vehicle body mounting structure |
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|---|---|---|---|---|
| DE4322716A1 (en) * | 1993-07-08 | 1995-01-05 | Daimler Benz Ag | Frame for commercial vehicles |
| CN101242986A (en) * | 2005-07-18 | 2008-08-13 | 汽车底盘国际公司 | Structure supporting a motor vehicle front end assembly comprising coupling means in the form of a hollow body of a mini-cradle with side members, and corresponding vehicle |
| CN203651907U (en) * | 2013-12-25 | 2014-06-18 | 东风汽车公司 | Detachable subframe structure |
| CN204821710U (en) * | 2015-07-28 | 2015-12-02 | 长城汽车股份有限公司 | Vehicle and vehicle sub vehicle frame |
| CN205971486U (en) * | 2016-07-29 | 2017-02-22 | 奇瑞新能源汽车技术有限公司 | Electric automobile sub vehicle puts up structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITTO20010979A1 (en) * | 2001-10-16 | 2003-04-16 | Ferrari Spa | BODY FOR VEHICLES. |
| JP4550673B2 (en) * | 2005-06-17 | 2010-09-22 | 本田技研工業株式会社 | Vehicle subframe |
| KR100799221B1 (en) * | 2006-04-28 | 2008-01-30 | 서진산업 주식회사 | Sash frame for hybrid vehicle |
| CN107074084B (en) * | 2014-10-08 | 2019-08-16 | 互动的全电动汽车有限责任公司 | Electronic motor vehicles with pre-assembled modular construction |
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2016
- 2016-07-29 CN CN201610606270.6A patent/CN106043432B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4322716A1 (en) * | 1993-07-08 | 1995-01-05 | Daimler Benz Ag | Frame for commercial vehicles |
| CN101242986A (en) * | 2005-07-18 | 2008-08-13 | 汽车底盘国际公司 | Structure supporting a motor vehicle front end assembly comprising coupling means in the form of a hollow body of a mini-cradle with side members, and corresponding vehicle |
| CN203651907U (en) * | 2013-12-25 | 2014-06-18 | 东风汽车公司 | Detachable subframe structure |
| CN204821710U (en) * | 2015-07-28 | 2015-12-02 | 长城汽车股份有限公司 | Vehicle and vehicle sub vehicle frame |
| CN205971486U (en) * | 2016-07-29 | 2017-02-22 | 奇瑞新能源汽车技术有限公司 | Electric automobile sub vehicle puts up structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106043432A (en) | 2016-10-26 |
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Address after: 241000 No. 226 Jin Hua Nan Road, Yijiang hi tech Industrial Development Zone, Anhui, Wuhu Patentee after: Chery New Energy Automobile Co.,Ltd. Address before: 241000 No. 226 Jin Hua Nan Road, Yijiang hi tech Industrial Development Zone, Anhui, Wuhu Patentee before: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |