CN104842733A - Electric vehicle suspension system based on hub direct drive motor - Google Patents
Electric vehicle suspension system based on hub direct drive motor Download PDFInfo
- Publication number
- CN104842733A CN104842733A CN201510250395.5A CN201510250395A CN104842733A CN 104842733 A CN104842733 A CN 104842733A CN 201510250395 A CN201510250395 A CN 201510250395A CN 104842733 A CN104842733 A CN 104842733A
- Authority
- CN
- China
- Prior art keywords
- motor
- hub
- wheel hub
- suspension system
- fixed bin
- 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.)
- Granted
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 32
- 238000009434 installation Methods 0.000 claims abstract description 5
- 239000000428 dust Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000003351 stiffener Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000005347 demagnetization Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G9/00—Resilient suspensions of a rigid axle or axle housing for two or more wheels
- B60G9/02—Resilient suspensions of a rigid axle or axle housing for two or more wheels the axle or housing being pivotally mounted on the vehicle, e.g. the pivotal axis being parallel to the longitudinal axis of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention provides an electric vehicle suspension system based on a hub direct drive motor and relates to the technical field of new energy vehicles. The electric vehicle suspension system based on the hub direct drive motor comprises a main beam portion, a brake system portion and a power system portion, wherein the main beam portion comprises two swing arms (1) vertically installed on a main shaft (2), and motor fixing boxes (3) are arranged at the installation position between the two swing arms (1) and the main shaft (2). The power system portion comprises hub motors (10) arranged on the two fixing boxes (3) and hub changeover panels (17) which connect two vehicle hubs (11) to the two hub motors (10). Wiring terminals of the hub motors (10) and a motor controller (20) for controlling the hub motors (10) are arranged in the motor fixing boxes (3). The brake system portion is arranged on one side, far away from the hub motors (10) and the vehicle hubs (11), of the motor fixing boxes (3).
Description
Technical field
The present invention relates to technical field of new energy, particularly relate to a kind of electronlmobil suspension system based on hub direct-drive motor.
Background technology
Current, along with energy shortage and air-polluting are on the rise, a lot of country is all greatly developing the electronlmobil of energy-saving and environmental protection in the world.Developing rapidly along with electronlmobil, the motor of various electronlmobil is also of a great variety, and assembling mode is also varied.The motor of Most current electronlmobil is all inner rotor motor, and is f-w-d, and is arranged in the front deck of vehicle, and adopts the comparatively rare of back wheel direct drive power system.Along with the development of technology, there is reasonable hub direct-drive motor both at home and abroad at present, can directly be assemblied in the wheel hub of automobile, the annexes such as retarder, change-speed box, diff can be saved, reduce the loss of motor power in transmittance process, thus reduce the cost of vehicle production.But existing electronlmobil is all the suspension system continuing to use conventional fuel oil automobile, is mainly divided into dependent suspension and independent suspension two kinds, is all not suitable for installing and using of existing wheel hub motor.Also there is no a kind of suspension system at present, be suitable for installing and using of this hub direct-drive motor.
The structure of the disclosed wheel hub electric drive system of UK Patent Application (GB 247989A) in addition, although can be arranged on existing traditional suspension frame structure.But complex structure, and brake system is directly integrated in by wheel hub motor, the high temperature that during brake, brake facing produces can be transmitted on the body of motor rapidly, and the impact causing the permanent magnet in motor to be subject to high temperature can produce the phenomenon of demagnetization, cause the hydraulic performance decline of motor, service life shortens.
Summary of the invention
Embodiments of the invention provide a kind of electronlmobil suspension system based on hub direct-drive motor, to solve the suspension system complex structure that conventional fuel oil automobile continued to use by current power automobile, and brake system is directly integrated in by wheel hub motor, the high temperature that brake facing produces easily makes the permanent magnet in motor demagnetize, the problem that motor performance declines.
For achieving the above object, the present invention adopts following technical scheme:
Based on an electronlmobil suspension system for hub direct-drive motor, comprise girder part, brake system part and power system part;
Described girder part comprises two rocking arms (1) be installed vertically on main shaft (2), is respectively arranged with a motor fixed bin (3) described two rocking arms (1) and the installation place of described main shaft (2); Described two rocking arms (1) are also respectively arranged with coupling end at the bottom of car (22);
Described power system part comprises the wheel hub motor (10) be arranged on two described motor fixed bins (3), and two automotive hubs (11) are connected respectively to the wheel hub transfer panel (17) on two wheel hub motors (10); The connection terminal of wheel hub motor (10) and the electric machine controller (20) for controlling wheel hub motor (10) is provided with in described motor fixed bin (3) inside;
Described brake system part is arranged at the side away from described wheel hub motor (10) and automotive hub (11) of described motor fixed bin (3); Described brake system part comprises and connects spline (14), brake facing (5) is connected on the axle through the described wheel hub motor (10) of described motor fixed bin (3) by described connection spline (14), and is locked by jam nut (16); Described brake system part also comprises a brake structure, described brake structure is combined by clamp adapter plate (6), clamp (7), stay bearing plate (8), pillar stiffener (13), column (18), and is arranged on motor fixed bin (3); Described clamp (7) are arranged at the outside of described brake facing (5), and tight described brake facing (5) of stopping when braking.
Further, described girder part also comprises a pull bar (4), and the two ends of described pull bar (4) connect two described motor fixed bins (3) respectively.
Further, described power system part also comprises the cover of dust (12) be installed on described motor fixed bin (3), and the connection terminal of described wheel hub motor (10) and described electric machine controller (20) are sealed in described motor fixed bin (3) by oil sealing (15) by described cover of dust (12).
In addition, described rocking arm (1) offers through hole (21), the power circuit of described wheel hub motor (10) and control path are drawn by described through hole (21).
Further, the described electronlmobil suspension system based on hub direct-drive motor, also comprises two bumpers (9); One end of described bumper (9) is connected with described motor fixed bin (3) by bumper mount pad (19), and the other end of described bumper (9) is connected with car chassis.
A kind of electronlmobil suspension system based on hub direct-drive motor that the embodiment of the present invention provides, comprise girder part, brake system part and power system part, structure is comparatively simple, and brake system part is arranged at the side away from wheel hub motor (10) and automotive hub (11) of motor fixed bin (3), thus the high temperature that when avoiding brake, brake facing produces is transmitted on the body of motor, the permanent magnet in motor is caused to produce the phenomenon of demagnetization, cause the hydraulic performance decline of motor, the problem that service life shortens.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 provides a kind of decomposition texture schematic diagram of the electronlmobil suspension system based on hub direct-drive motor for the embodiment of the present invention;
Fig. 2 provides a kind of cross-sectional view of the electronlmobil suspension system based on hub direct-drive motor for the embodiment of the present invention;
Fig. 3 provides a kind of structural representation one of the electronlmobil suspension system based on hub direct-drive motor for the embodiment of the present invention;
Fig. 4 provides a kind of structural representation two of the electronlmobil suspension system based on hub direct-drive motor for the embodiment of the present invention;
Fig. 5 provides a kind of structural representation three of the electronlmobil suspension system based on hub direct-drive motor for the embodiment of the present invention;
Fig. 6 provides a kind of based on the electronlmobil suspension system of hub direct-drive motor and the installation site schematic diagram of car chassis for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figures 1 to 5, the embodiment of the present invention provides a kind of electronlmobil suspension system based on hub direct-drive motor, comprises girder part, brake system part and power system part.
Wherein, this girder part comprises two rocking arms (1) be installed vertically on main shaft (2), is respectively arranged with a motor fixed bin (3) two rocking arms (1) and the installation place of main shaft (2); These two rocking arms (1) are also respectively arranged with coupling end at the bottom of car (22); As shown in Figure 6, at the bottom of this car, coupling end (22) can connect automobile bottom.By two rocking arms (1) and main shaft (2) at right angle setting, stable " work " type structure can be formed.
This power system part comprises the wheel hub motor (10) be arranged on two motor fixed bins (3), and two automotive hubs (11) are connected respectively to the wheel hub transfer panel (17) on two wheel hub motors (10); The connection terminal of wheel hub motor (10) and the electric machine controller (20) for controlling wheel hub motor (10) is provided with in motor fixed bin (3) inside.
Brake system part is arranged at the side away from wheel hub motor (10) and automotive hub (11) of motor fixed bin (3); Brake system part comprises and connects spline (14), connecting spline (14) is connected on the axle through the wheel hub motor (10) of motor fixed bin (3) by brake facing (5), and be locked by jam nut (16), thus when wheel hub motor (10) rotates, drive brake facing (5) to rotate together; Brake system part also comprises a brake structure, brake structure is combined by clamp adapter plate (6), clamp (7), stay bearing plate (8), pillar stiffener (13), column (18), and is arranged on motor fixed bin (3); Clamp (7) are arranged at the outside of brake facing (5), and tight brake facing (5) of stopping when braking.
Further, as shown in Figure 1, girder part also comprises a pull bar (4), and the two ends of pull bar (4) connect two motor fixed bins (3) respectively.Like this, can be reinforced suspension system by pull bar (4), and two wheels in left and right can be balanced.
Further, as shown in Figure 1, power system part also comprises the cover of dust (12) be installed on motor fixed bin (3), and the connection terminal of wheel hub motor (10) and electric machine controller (20) are sealed in motor fixed bin (3) by oil sealing (15) by cover of dust (12).By the mode that cover of dust (12) and oil sealing (15) seal, can play to motor fixed bin inside the dust-proof effect that discharges water.Meanwhile, the connection terminal of electric machine controller and wheel hub motor is integrated in motor fixed bin, saves space.
In addition, as shown in Figure 1, rocking arm (1) offers through hole (21), the power circuit of wheel hub motor (10) and control path are drawn by through hole (21).In the present embodiment, the number of through hole (21) is that each rocking arm (1) is provided with four, but is not only confined to this.
Further, as shown in Figure 1, based on the electronlmobil suspension system of hub direct-drive motor, two bumpers (9) are also comprised; One end of bumper (9) is connected with motor fixed bin (3) by bumper mount pad (19), and the other end of bumper (9) is connected with car chassis.Wherein, the schematic diagram of car chassis should be installed on based on the electronlmobil suspension system of hub direct-drive motor, as shown in Figure 6.
A kind of electronlmobil suspension system based on hub direct-drive motor that the embodiment of the present invention provides, comprise girder part, brake system part and power system part, structure is comparatively simple, and brake system part is arranged at the side away from wheel hub motor (10) and automotive hub (11) of motor fixed bin (3), motor fixed bin is had to be separated by between brake system part and wheel hub motor, thus the high temperature that when avoiding brake, brake facing produces is transmitted on the body of motor, the permanent magnet in motor is caused to produce the phenomenon of demagnetization, cause the hydraulic performance decline of motor, the problem that service life shortens.
Apply specific embodiment in the present invention to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (5)
1. based on an electronlmobil suspension system for hub direct-drive motor, it is characterized in that, comprise girder part, brake system part and power system part;
Described girder part comprises two rocking arms (1) be installed vertically on main shaft (2), is respectively arranged with a motor fixed bin (3) described two rocking arms (1) and the installation place of described main shaft (2); Described two rocking arms (1) are also respectively arranged with coupling end at the bottom of car (22);
Described power system part comprises the wheel hub motor (10) be arranged on two described motor fixed bins (3), and two automotive hubs (11) are connected respectively to the wheel hub transfer panel (17) on two wheel hub motors (10); The connection terminal of wheel hub motor (10) and the electric machine controller (20) for controlling wheel hub motor (10) is provided with in described motor fixed bin (3) inside;
Described brake system part is arranged at the side away from described wheel hub motor (10) and automotive hub (11) of described motor fixed bin (3); Described brake system part comprises and connects spline (14), brake facing (5) is connected on the axle through the described wheel hub motor (10) of described motor fixed bin (3) by described connection spline (14), and is locked by jam nut (16); Described brake system part also comprises a brake structure, described brake structure is combined by clamp adapter plate (6), clamp (7), stay bearing plate (8), pillar stiffener (13), column (18), and is arranged on motor fixed bin (3); Described clamp (7) are arranged at the outside of described brake facing (5), and tight described brake facing (5) of stopping when braking.
2. the electronlmobil suspension system based on hub direct-drive motor according to claim 1, it is characterized in that, described girder part also comprises a pull bar (4), and the two ends of described pull bar (4) connect two described motor fixed bins (3) respectively.
3. the electronlmobil suspension system based on hub direct-drive motor according to claim 1, it is characterized in that, described power system part also comprises the cover of dust (12) be installed on described motor fixed bin (3), and the connection terminal of described wheel hub motor (10) and described electric machine controller (20) are sealed in described motor fixed bin (3) by oil sealing (15) by described cover of dust (12).
4. the electronlmobil suspension system based on hub direct-drive motor according to claim 1, it is characterized in that, described rocking arm (1) offers through hole (21), and the power circuit of described wheel hub motor (10) and control path are drawn by described through hole (21).
5. the electronlmobil suspension system based on hub direct-drive motor according to claim 1, is characterized in that, the described electronlmobil suspension system based on hub direct-drive motor, also comprises two bumpers (9); One end of described bumper (9) is connected with described motor fixed bin (3) by bumper mount pad (19), and the other end of described bumper (9) is connected with car chassis.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510250395.5A CN104842733B (en) | 2015-05-15 | 2015-05-15 | A kind of electric automobile suspension system based on hub direct-drive motor |
| PCT/CN2015/098914 WO2016184108A1 (en) | 2015-05-15 | 2015-12-25 | Electric automobile suspension system based on direct drive wheel hub electrical motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510250395.5A CN104842733B (en) | 2015-05-15 | 2015-05-15 | A kind of electric automobile suspension system based on hub direct-drive motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104842733A true CN104842733A (en) | 2015-08-19 |
| CN104842733B CN104842733B (en) | 2017-04-05 |
Family
ID=53842866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510250395.5A Active CN104842733B (en) | 2015-05-15 | 2015-05-15 | A kind of electric automobile suspension system based on hub direct-drive motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104842733B (en) |
| WO (1) | WO2016184108A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016184108A1 (en) * | 2015-05-15 | 2016-11-24 | 中国科学院深圳先进技术研究院 | Electric automobile suspension system based on direct drive wheel hub electrical motor |
| CN110641272A (en) * | 2018-06-27 | 2020-01-03 | 林昌慧 | Direct drive system of electric vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2479898A (en) * | 2010-04-28 | 2011-11-02 | Protean Holdings Corp | Electric motor having an annular brake disc and two braking devices |
| CN203094172U (en) * | 2012-12-24 | 2013-07-31 | 中国科学院深圳先进技术研究院 | Steer-by-wire device capable of independent steering and driving electric automobile and suspension system thereof |
| CN103921637A (en) * | 2014-04-29 | 2014-07-16 | 重庆大学 | Inner vibration absorbing device of high-speed electric wheel and electric wheel |
| WO2015068582A1 (en) * | 2013-11-05 | 2015-05-14 | Ntn株式会社 | Brake unit, vehicle equipped with brake unit, and method for equipping vehicle with brake unit |
| CN204605437U (en) * | 2015-05-15 | 2015-09-02 | 中国科学院深圳先进技术研究院 | A kind of electronlmobil suspension system based on hub direct-drive motor |
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| CN2678945Y (en) * | 2003-10-13 | 2005-02-16 | 上海燃料电池汽车动力系统有限公司 | Double crossbar suspension-twisted bar spring-modularized structure of electric wheel |
| JP2010228544A (en) * | 2009-03-26 | 2010-10-14 | Nissan Motor Co Ltd | Suspension device for vehicle |
| JP5932581B2 (en) * | 2012-09-12 | 2016-06-08 | Ntn株式会社 | In-wheel motor drive suspension structure |
| CN103818234B (en) * | 2014-03-11 | 2016-08-17 | 吉林大学 | Split type electrical wheel system with the slim holding brake device of electromagnetism without excitation-type |
| CN204055313U (en) * | 2014-08-08 | 2014-12-31 | 上海劲马车辆有限公司 | A kind of wheel hub for pure electric automobile drives the mounting structure with vehicle frame |
| CN104842733B (en) * | 2015-05-15 | 2017-04-05 | 中国科学院深圳先进技术研究院 | A kind of electric automobile suspension system based on hub direct-drive motor |
-
2015
- 2015-05-15 CN CN201510250395.5A patent/CN104842733B/en active Active
- 2015-12-25 WO PCT/CN2015/098914 patent/WO2016184108A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2479898A (en) * | 2010-04-28 | 2011-11-02 | Protean Holdings Corp | Electric motor having an annular brake disc and two braking devices |
| CN203094172U (en) * | 2012-12-24 | 2013-07-31 | 中国科学院深圳先进技术研究院 | Steer-by-wire device capable of independent steering and driving electric automobile and suspension system thereof |
| WO2015068582A1 (en) * | 2013-11-05 | 2015-05-14 | Ntn株式会社 | Brake unit, vehicle equipped with brake unit, and method for equipping vehicle with brake unit |
| CN103921637A (en) * | 2014-04-29 | 2014-07-16 | 重庆大学 | Inner vibration absorbing device of high-speed electric wheel and electric wheel |
| CN204605437U (en) * | 2015-05-15 | 2015-09-02 | 中国科学院深圳先进技术研究院 | A kind of electronlmobil suspension system based on hub direct-drive motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016184108A1 (en) * | 2015-05-15 | 2016-11-24 | 中国科学院深圳先进技术研究院 | Electric automobile suspension system based on direct drive wheel hub electrical motor |
| CN110641272A (en) * | 2018-06-27 | 2020-01-03 | 林昌慧 | Direct drive system of electric vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016184108A1 (en) | 2016-11-24 |
| CN104842733B (en) | 2017-04-05 |
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Effective date of registration: 20180820 Address after: 300450 Tianjin Binhai Hi-tech Zone Huayuan Industrial Zone (Outside the Rim) Haitai Development Liudao No.3 Star Enterprise No.1 Innovation Workshop R&D Center 301 Patentee after: TIANJIN CHINESE-ACADEMY-OF-SCIENCES INSTITUTE OF ADVANCED TECHNOLOGY Address before: 518055 No. 1068, Xue Yuan Avenue, Xili University Town, Nanshan District, Shenzhen, Guangdong Patentee before: SHENZHEN INSTITUTES OF ADVANCED TECHNOLOGY CHINESE ACADEMY OF SCIENCES |
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Address after: 300000 R & D center of Xingqi No. 1 Innovation workshop, No. 3, Haitai development road 6, Huayuan Industrial Zone (outside the ring), Binhai New Area, Tianjin 301 Patentee after: Tianjin Zhongke advanced technology industry Co.,Ltd. Country or region after: China Address before: 300450 Tianjin Binhai Hi-tech Zone Huayuan Industrial Zone (Outside the Rim) Haitai Development Liudao No.3 Star Enterprise No.1 Innovation Workshop R&D Center 301 Patentee before: TIANJIN CHINESE-ACADEMY-OF-SCIENCES INSTITUTE OF ADVANCED TECHNOLOGY Country or region before: China |
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