CN209870081U - Electric drive system assembly and electric automobile - Google Patents
Electric drive system assembly and electric automobile Download PDFInfo
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- CN209870081U CN209870081U CN201920612433.0U CN201920612433U CN209870081U CN 209870081 U CN209870081 U CN 209870081U CN 201920612433 U CN201920612433 U CN 201920612433U CN 209870081 U CN209870081 U CN 209870081U
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- electric drive
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- system assembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Electric Propulsion And Braking For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model relates to an electric drive system assembly and electric automobile to realize the integration of a plurality of on-vehicle modules, reduce and occupy the space of whole car, reduce the complexity that the pencil was arranged. The electric drive system assembly includes: the system comprises an electric drive motor, a motor controller, a speed changer, a high-voltage junction box, an alternating current converter, a vehicle-mounted charger and a direct current converter; the motor controller and the high-voltage junction box are integrated in a first shell to form a first module, and the alternating current converter, the vehicle-mounted charger and the direct current converter are integrated in a second shell to form a second module; the first module, the second module, the transmission and the electric drive motor are arranged in one layer, two layers or three layers by mounting the first housing and the second housing on the transmission and/or the electric drive motor, respectively, the transmission and the electric drive motor being arranged in the same layer.
Description
Technical Field
The utility model relates to an electric automobile field specifically is an electric drive system assembly and electric automobile.
Background
With the continuous exhaustion of chemical energy and the aggravation of environmental pollution, electric vehicles are increasingly used in the market. The electric drive system is used as a core component of the electric automobile, and the improvement of the performance of the electric drive system influences the development of the electric automobile.
With the continuous development of the integration technology of the electric drive assembly, in recent years, the integration of "all-in-one electric drive assembly" such as a motor, a speed reducer, a motor controller, a vehicle-mounted charger, a dc converter, an ac converter DCAC and a high-voltage distribution box has appeared. However, in the all-in-one electric drive assembly in the prior art, the number of integrated vehicle modules is small, and more modules on the vehicle are still arranged on the whole vehicle in a split arrangement mode, so that the wiring harness on the whole vehicle is complicated in arrangement and the occupied space of the whole vehicle is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric drive system assembly and electric automobile to realize the integration of a plurality of on-vehicle modules, reduce and occupy the space of whole car, reduce the complexity that the pencil was arranged.
The technical scheme of the utility model is that:
the utility model provides an electric drive system assembly, include: the system comprises an electric drive motor, a motor controller, a speed changer, a high-voltage junction box, an alternating current converter, a vehicle-mounted charger and a direct current converter;
the motor controller and the high-voltage junction box are integrated in a first shell to form a first module, and the alternating current converter, the vehicle-mounted charger and the direct current converter are integrated in a second shell to form a second module;
the first module, the second module, the transmission and the electric drive motor are arranged in one layer, two layers or three layers by mounting the first housing and the second housing on the transmission and/or the electric drive motor, respectively, the transmission and the electric drive motor being arranged in the same layer.
Preferably, the vehicle-mounted charger is connected with the direct current converter and the alternating current converter through wiring harnesses, the vehicle-mounted charger is connected with the high-voltage junction box through wiring harnesses penetrating through the second shell and the first shell, the high-voltage junction box is connected with the motor controller through wiring harnesses penetrating through the first shell, and the motor controller is connected with the electric drive motor through wiring harnesses penetrating through the first shell.
Preferably, the vehicle-mounted charger and the direct current converter share the same power control board.
Preferably, a part of the housing of the transmission and a front cover of the electric drive motor are integrated.
Preferably, when the first module, the second module, the transmission, and the electric drive motor are arranged in two layers, the first module and the second module are arranged in the same layer, or,
the first module, the transmission and the electric drive motor are arranged in the same layer, the second module is arranged in a separate layer; or
The second module, the transmission and the electric drive motor are arranged in the same layer, and the first module is arranged in a separate layer.
Preferably, when the first module, the second module, the transmission and the electric drive motor are arranged in three layers, the first module and the second module are arranged on the same side of the layer on which the transmission and the electric drive motor are arranged.
Preferably, the first housing and the second housing are mounted on the transmission and/or the electric drive motor by means of a screw connection.
Preferably, the electric drive motor is a permanent magnet synchronous motor.
According to the utility model discloses a further aspect, the utility model also provides an electric automobile, including foretell electric drive system assembly.
The utility model has the advantages that:
the application provides an electric drive system assembly of integrated form is electric drive motor, machine controller, on-vehicle machine that charges, direct current converter, interchange converter, high-pressure junction box and the integrated "seven unification" integration electric drive system assembly of reduction gear. The integrated electric drive system assembly solves a series of problems of complex wiring harness connection, high system cost and the like of a split electric drive system, thereby saving the system cost and improving the reliability of vehicles. The motor and the reducer share the end cover, so that the use amount of the shell is reduced, and the cost of the electric drive assembly is reduced. Meanwhile, seven modules on the whole vehicle are integrated, and the occupation of the whole vehicle space can be reduced compared with a split type arrangement mode.
Drawings
Fig. 1 shows a first configuration of the system of the present invention;
fig. 2 shows a second configuration of the system of the present invention;
fig. 3 shows a third configuration of the system of the present invention;
fig. 4 shows a fourth configuration of the system of the present invention;
fig. 5 shows a fifth configuration of the system of the present invention;
fig. 6 shows a sixth configuration of the system of the present invention;
fig. 7 shows a seventh configuration of the system of the present invention;
fig. 8 shows a configuration eight of the system of the present invention;
fig. 9 shows a configuration nine of the system of the present invention;
fig. 10 is a tenth configuration of the system of the present invention;
fig. 11 is a configuration eleven of the system of the present invention;
fig. 12 is a twelfth configuration of the system of the present invention;
fig. 13 is configuration thirteen of the system of the present invention;
fig. 14 is a fourteen configuration system of the present invention;
fig. 15 is a configuration fifteen of the system of the present invention;
fig. 16 is a sixteen configuration of the system of the present invention;
fig. 17 is a seventeenth configuration of the system of the present invention;
fig. 18 is a configuration eighteen of the system of the present invention;
fig. 19 is a nineteen configuration of the system of the present invention.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Referring to fig. 1-19, the present invention provides an electric drive system assembly, comprising: the device comprises an electric drive Motor2, a Motor controller IPU, a transmission GBOX1, a high-voltage junction BOX HV-BOX, an alternating current converter DCAC, a vehicle-mounted charger OBC and a direct current converter DCDC; the motor controller and the high-voltage junction box are integrated in a first shell to form a first module 3, and the alternating current converter, the vehicle-mounted charger and the direct current converter are integrated in a second shell to form a second module 4; the first module 3, the second module 4, the transmission 1 and the electric drive motor2 are arranged in one, two or three layers by mounting the first and second housings on the transmission 1 and/or the electric drive motor2, respectively, with the transmission 1 and the electric drive motor2 arranged in the same layer.
Wherein, the electric drive motor2 is a permanent magnet synchronous motor.
Specifically, the structure of the first housing is designed according to the shapes of the motor controller and the high-voltage distribution box, the first housing is a closed housing provided with a plurality of wiring harness outlets, and the arrangement of the motor controller and the high-voltage distribution box in the first housing is designed with the aim of minimizing the occupied envelope area of the motor controller and the high-voltage distribution box. The motor controller and the high-voltage distribution box are fixed in the first shell in a bolt or welding mode and the like.
Similarly, for the vehicle-mounted charger, the alternating current converter and the direct current converter, a plurality of wire harness outlets for the three-part unit to communicate with the external module are arranged on the second shell, and the vehicle-mounted charger, the alternating current converter and the direct current converter are fixed in the second shell in a screwing, welding, bonding and other modes. The arrangement of the vehicle-mounted charger, the alternating current converter and the direct current converter in the second shell is designed with the aim of minimizing the occupied envelope area of the vehicle-mounted charger, the alternating current converter and the direct current converter.
The motor controller and the high-voltage junction box are integrated in one shell, and the vehicle-mounted charger, the alternating current converter and the direct current converter are integrated in one shell, so that the number of the used shells can be reduced, and the weight of a product is further reduced.
Of course, in order to enable the integrated electric drive system assembly to work normally after the integrated electric drive system assembly is mounted on the whole vehicle, in the embodiment, the vehicle-mounted charger is respectively connected with the direct current converter and the alternating current converter through the wire harness; the vehicle-mounted charger is connected with the high-voltage junction box through a wire harness which penetrates through the second shell and the first shell; the high-voltage junction box is connected with the motor controller through a wire harness penetrating through the first shell, and the motor controller is connected with the electric drive motor2 through the wire harness penetrating through the first shell. In the present embodiment, an independent unit is provided between the high voltage distribution box and the motor controller in the first housing, and similarly, an independent unit is provided between the vehicle-mounted charger, the ac converter and the dc converter in the second housing. In this way, the units mounted in the first housing and the second housing are independently arranged, and the connection relationship between the units can be set by referring to the connection relationship in the electric vehicle in the prior art. For the whole vehicle, the wiring harnesses arranged among the vehicle-mounted charger, the direct current converter and the alternating current converter and the wiring harnesses arranged among the motor controller and the high-voltage junction box are not required to interact with the connecting wiring harnesses among other modules on the whole vehicle, so that the wiring harness arrangement difficulty on the whole vehicle can be reduced.
The vehicle-mounted charger and the direct current converter share the same power control board, namely, the power control board is integrated with a DC/DC conversion control function and a charger control function, and two devices can be controlled through one power control board, so that the integration of the structure is realized.
Meanwhile, in the embodiment, the part of the housing of the transmission 1 and the front end cover of the electric drive motor2 are integrated, so that the transmission 1 and the electric drive motor2 are integrated together through the shared part of the housing, the use amount of the housing can be reduced, and the cost is further reduced. As shown in fig. 1 by 19, the transmission 1 and the electric drive motor2 are arranged on the same layer.
As shown in fig. 1 to 19, the electric drive motor2 and the speed reducer share a portion of the housing, and are formed as an L-shaped integral body, that is, an L-shaped space is defined between the electric drive motor2 and the speed reducer.
In the application, according to the difference of product configuration of different motorcycle types, a plurality of product arrangement modes are provided, and the arrangement modes can enable the size of the integrated electric drive system assembly in different directions to be minimized as much as possible.
As shown in fig. 7, 8, 9, 12, 13, 14, 15, 18 and 19, in these several configurations, the first module 3, the second module 4, the transmission 1 and the electric drive motor2 are arranged in one layer. In these several configurations, the integrated electric drive system assembly can be made to have the lowest dimension in the longitudinal direction (Z-direction of the finished vehicle), but larger dimensions in the X-direction and Y-direction of the finished vehicle. In fig. 7 and 8, one of the first module 3 and the second module 4 is screwed to the outside of the transmission 1, and the other module is screwed to the housing of the reduction gear and the electric drive motor2, respectively, in the L-shaped space, and in fig. 7 and 8, the empty L-shaped space between the reduction gear and the electric drive motor2 is used to minimize the occupied space in the X direction and the Y direction. In fig. 12 and 13, the two modules of the first module 3 and the second module 4 are stacked on the outer side of the transmission 1, in this way, compared with fig. 7 and 8, when the Y-direction length of the first module 3 and the second module 4 is larger than the length of the L-shaped space, the occupation of the whole electric drive system assembly in the Y-direction space can be reduced. In fig. 14 and 15, the first module 3 and the second module 4 are arranged side by side outside the transmission 1, in such a way that the occupation of space in the X direction of the entire electric drive system assembly can be reduced compared to fig. 12 and 13. In fig. 18 and 19, one of the first module 3 and the second module 4 is screwed to the outside of the electric drive motor2, and the other module is disposed in the L-shaped space, and compared to fig. 7 and 8, the L-shaped space that is left empty between the reduction gear and the electric drive motor2 is utilized, and at the same time, the occupied space in the X direction is reduced.
As shown in fig. 1, 2, 5, 6, 10, 11, 16 and 17, in these configurations, the integrated electric drive system assembly has a relatively modest dimension in the X, Y and Z directions, and a relatively small overall envelope. When the first module 3, the second module 4, the transmission 1 and the electric drive motor2 are arranged in two layers, as shown in fig. 1 and 2, the first module 3 and the second module 4 are arranged in the same layer, specifically, the first module 3 and the second module 4 are arranged on the upper side of the layer where the speed reducer and the electric drive motor2 are arranged, so that the occupied space of the electric drive system assembly in the Y direction and the X direction can be reduced.
In fig. 5, 17 and 11, the first module 3, the transmission 1 and the electric drive motor2 are arranged on the same layer, and the second module 4 is arranged on a separate layer; in fig. 5, the first module 3 is arranged at the outer side of the reducer, and the second module 4 is arranged at the upper side of the electric drive motor2, so that the occupation of the Y-direction space can be reduced; in fig. 11, the first module 3 and the second module 4 are stacked into two layers and are arranged in an L-shaped space formed by enclosing the speed reducer and the electric drive motor2, so that the space occupation in the X direction is reduced as much as possible; in fig. 17, the first module 3 and the second module 4 are stacked in two layers and are disposed outside the speed reducer, so as to minimize the space occupation in the Y direction; or, in fig. 6, 16 and 10, the second module 4, the transmission 1 and the electric drive motor2 are arranged in the same layer, the first module 3 is arranged in a separate layer; in fig. 6, the second module 4 is arranged at the outer side of the reducer, and the first module 3 is arranged at the upper side of the electric drive motor2, so that the occupation of the Y-direction space can be reduced; in fig. 10, the first module 3 and the second module 4 are stacked in two layers and are arranged in an L-shaped space formed by enclosing the speed reducer and the electric drive motor2, so that the space occupation in the X direction is reduced as much as possible; in fig. 16, the first module 3 and the second module 4 are stacked in two layers and disposed outside the reduction gear, so that the space occupation in the Y direction is minimized.
As shown in fig. 3 and 4, when the first module 3, the second module 4, the transmission 1 and the electric drive motor2 are arranged in three layers, the integrated electric drive system assembly has the highest dimension in the Z direction, but has the smallest dimension in the Y direction and the X direction. In fig. 3 and 4, the first module 3 and the second module 4 are arranged on the same side of the layer on which the transmission 1 and the electric drive motor2 are arranged, with the difference that the stacking direction of the first module 3 and the second module 4 is opposite in fig. 3 and 4.
Preferably, the first and second housings are mounted by screwing on the transmission 1 and/or on the electric drive motor2 housing. Specifically, mounting holes for facilitating screwing are provided at different positions of the first and second housings to screw with the transmission 1 and/or the electric drive motor2, depending on different vehicle models.
The application provides an electric drive system assembly of integrated form is electric drive motor2, machine controller, on-vehicle machine that charges, direct current converter, interchange converter, high-pressure junction box and the integrated "seven unification" integration electric drive system assembly of reduction gear. The integrated electric drive system assembly solves a series of problems of complex wiring harness connection, high system cost and the like of a split electric drive system, thereby saving the system cost and improving the reliability of vehicles. The motor and the reducer share the end cover, so that the use amount of the shell is reduced, and the cost of the electric drive assembly is reduced. Meanwhile, seven modules on the whole vehicle are integrated, and the occupation of the whole vehicle space can be reduced compared with a split type arrangement mode.
In addition, in this embodiment, different layout forms of the electric control, the power supply, the ac converter DCAC and the high-voltage distribution box can be applied to different layout forms of the whole vehicle. The motor and the speed reducer arranged on the side of the component can reduce the Z-direction space of the electric drive assembly, and the motor and the speed reducer arranged on the top of the component can effectively reduce the X-direction space and the Y-direction space of the assembly, so that the requirements of different vehicle types are met.
According to the utility model discloses a further aspect, the utility model also provides an electric automobile, including foretell electric drive system assembly.
Claims (9)
1. An electric drive system assembly, comprising: the device comprises an electric drive motor (2), a motor controller, a transmission (1), a high-voltage junction box, an alternating current converter, a vehicle-mounted charger and a direct current converter;
the motor controller and the high-voltage junction box are integrated in a first shell to form a first module (3), and the alternating current converter, the vehicle-mounted charger and the direct current converter are integrated in a second shell to form a second module (4);
-the first module (3), the second module (4), the transmission (1) and the electric drive motor (2) are arranged in one, two or three layers by mounting the first and second housings on the transmission (1) and/or the electric drive motor (2), respectively, the transmission (1) and the electric drive motor (2) being arranged in the same layer.
2. The electric drive system assembly of claim 1, wherein the onboard charger is connected to the dc converter and the ac converter, respectively, the onboard charger is connected to the high voltage junction box by a wiring harness passing through the second housing and the first housing, the high voltage junction box is connected to the motor controller wiring harness within the first housing, and the motor controller is connected to the electric drive motor (2) by a wiring harness passing through the first housing.
3. The electric drive system assembly of claim 1, wherein the onboard charger and the dc converter share a same power control board.
4. The electric drive system assembly according to claim 1, characterized in that part of the housing of the transmission (1) and the front end cover of the electric drive motor (2) are integrated.
5. The electric drive system assembly according to claim 1, characterized in that, when the first module (3), the second module (4), the transmission (1) and the electric drive motor (2) are arranged in two layers, the first module (3) and the second module (4) are arranged in the same layer, or,
the first module (3), the transmission (1) and the electric drive motor (2) are arranged in the same layer, the second module (4) being arranged in a separate layer; or
The second module (4), the transmission (1) and the electric drive motor (2) are arranged in the same layer, and the first module (3) is arranged in a separate layer.
6. Electric drive system assembly according to claim 1, characterized in that when the first module (3), the second module (4), the transmission (1) and the electric drive motor (2) are arranged in three layers, the first module (3) and the second module (4) are arranged on the same side of the layer in which the transmission (1) and the electric drive motor (2) are located.
7. The electric drive system assembly of claim 1, characterized in that the first and second housings are mounted by means of a screw connection on the transmission (1) and/or on the electric drive motor (2).
8. The electric drive system assembly of claim 1, wherein the electric drive motor (2) is a permanent magnet synchronous motor.
9. An electric vehicle comprising an electric drive system assembly as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920612433.0U CN209870081U (en) | 2019-04-30 | 2019-04-30 | Electric drive system assembly and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920612433.0U CN209870081U (en) | 2019-04-30 | 2019-04-30 | Electric drive system assembly and electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209870081U true CN209870081U (en) | 2019-12-31 |
Family
ID=68963216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920612433.0U Active CN209870081U (en) | 2019-04-30 | 2019-04-30 | Electric drive system assembly and electric automobile |
Country Status (1)
| Country | Link |
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| CN (1) | CN209870081U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796151A (en) * | 2020-07-31 | 2020-10-20 | 重庆长安新能源汽车科技有限公司 | Electromagnetic compatibility test system of all-in-one electric drive assembly |
| CN113928100A (en) * | 2020-06-29 | 2022-01-14 | 北京新能源汽车股份有限公司 | Power electronic unit, power assembly system and electric automobile |
| CN114312264A (en) * | 2020-09-30 | 2022-04-12 | 比亚迪股份有限公司 | Integrated electric drive system and electric automobile |
| CN114654984A (en) * | 2021-03-23 | 2022-06-24 | 北京新能源汽车股份有限公司 | Power assembly system and electric automobile |
| CN114701342A (en) * | 2022-05-11 | 2022-07-05 | 珠海英搏尔电气股份有限公司 | Electric drive system and vehicle |
-
2019
- 2019-04-30 CN CN201920612433.0U patent/CN209870081U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928100A (en) * | 2020-06-29 | 2022-01-14 | 北京新能源汽车股份有限公司 | Power electronic unit, power assembly system and electric automobile |
| CN111796151A (en) * | 2020-07-31 | 2020-10-20 | 重庆长安新能源汽车科技有限公司 | Electromagnetic compatibility test system of all-in-one electric drive assembly |
| CN114312264A (en) * | 2020-09-30 | 2022-04-12 | 比亚迪股份有限公司 | Integrated electric drive system and electric automobile |
| CN114654984A (en) * | 2021-03-23 | 2022-06-24 | 北京新能源汽车股份有限公司 | Power assembly system and electric automobile |
| CN114654984B (en) * | 2021-03-23 | 2024-10-22 | 北京新能源汽车股份有限公司 | Power assembly system and electric automobile |
| CN114701342A (en) * | 2022-05-11 | 2022-07-05 | 珠海英搏尔电气股份有限公司 | Electric drive system and vehicle |
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Address after: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee after: Deep Blue Automotive Technology Co.,Ltd. Address before: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee before: CHONGQING CHANGAN NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |
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