CN110943581A - Integrated electric drive structure of motor controller, DCDC, reduction box and motor - Google Patents
Integrated electric drive structure of motor controller, DCDC, reduction box and motor Download PDFInfo
- Publication number
- CN110943581A CN110943581A CN201911421062.9A CN201911421062A CN110943581A CN 110943581 A CN110943581 A CN 110943581A CN 201911421062 A CN201911421062 A CN 201911421062A CN 110943581 A CN110943581 A CN 110943581A
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- Prior art keywords
- motor
- dcdc
- controller
- shell
- fixed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
Abstract
The invention discloses an integrated electric drive structure of a motor controller, a DCDC, a reduction box and a motor, which comprises the motor, the motor controller, a speed reducer and the DCDC, wherein the motor comprises a motor shell and a motor shaft, one end of the motor shaft is connected into the motor shell, the speed reducer comprises the speed reducer shell and a bearing seat arranged in the speed reducer shell, the other end of the motor shaft is inserted into the bearing seat, the motor shell is fixed with the speed reducer shell, the motor controller and the DCDC are fixed above the motor shell and the speed reducer shell, and the motor controller is electrically connected with the motor through a hard connection structure. The motor, the motor controller, the DCDC and the speed reducer are integrated into a set of driving system, only one set of suspension is needed to be installed and fixed on the whole vehicle, the controller and the motor do not need to be installed separately, and space is saved. Meanwhile, the connection of a three-phase high-voltage wire harness is eliminated, so that the arrangement space of the whole vehicle is saved, the cost is reduced, and the reliability of a driving system is improved.
Description
Technical Field
The invention relates to the technical field of automobile control systems, in particular to an integrated electric drive structure of a motor controller, a DCDC (direct current), a reduction box and a motor.
Background
In electric automobile development, motor system has power density height, efficient characteristics, and traditional structure motor, machine controller and reducing gear box are split type, need occupy great installation space and complicated pencil and connect, nevertheless receive the restriction that whole car arranged the space, and the demand of the whole car dynamic nature can not fine be satisfied to machine system, and traditional motor and machine controller need three-phase pencil to connect the high pressure simultaneously, need occupy great space, and the reliability also can not be guaranteed.
Disclosure of Invention
The invention aims to solve the defects of the background technology and provide an integrated electric driving structure of a motor controller, a DCDC, a reduction box and a motor, which has small occupied space and high reliability.
In order to achieve the purpose, the invention designs an integrated electric drive structure of a motor controller, a DCDC, a reduction box and a motor, which comprises the motor, the motor controller, a speed reducer and the DCDC, and is characterized in that: the motor include motor casing and one end connect in motor shaft in the motor casing, the reduction gear include reduction gear housing with set up in bearing frame in the reduction gear housing, the other end of motor shaft insert in the bearing frame, motor casing with reduction gear housing is fixed, motor controller with DCDC is fixed in motor casing with reduction gear housing top, motor controller with through the electricity connection of hard connection structure between the motor.
Furthermore, a water cooling structure which can cool the motor controller, the DCDC and the motor simultaneously is connected between the motor controller and the motor and between the motor and the DCDC.
Further, the hard connection structure includes three-phase copper bar and insulator foot, the three-phase copper bar is fixed in on the insulator foot, the motor includes the motor outlet box, machine controller includes the controller outlet box, the bottom of three-phase copper bar is connected the motor outlet box, the top of three-phase copper bar is connected the controller outlet box.
Further, the motor controller with integrated structure of DCDC, the motor controller includes the controller casing, DCDC includes the DCDC casing, controller casing fixed connection in DCDC casing top, the motor controller with integrated structure that DCDC constitutes with be connected with between the motor water-cooling structure.
Further, the water cooling structure comprises a controller water inlet pipe connected to the controller shell, a motor cooling water outlet pipe connected to the motor, a DCDC water outlet pipe connected to the DCDC shell, and a motor cooling water inlet pipe connected to the motor; the controller inlet tube with between the motor cooling water outlet pipe with the motor cooling water inlet tube with all communicate through the water-cooling board between the DCDC outlet pipe.
Further, the water-cooling plate is fixed between the controller shell and the DCDC shell.
Furthermore, the bottom of the controller shell is provided with a plurality of water cooling sheets connected with the water cooling plate.
Further, the reduction gear casing include with the fixed terminal surface of the coaxial reduction gear of bearing frame, motor casing include with the fixed terminal surface of the coaxial motor of motor shaft, the fixed terminal surface of reduction gear with the laminating of the fixed terminal surface of motor is fixed.
Further, a transmission shaft bracket is fixed to the cover at the rear end of the motor housing, and the motor controller and the DCDC are fixed above the motor housing, the reducer housing and the transmission shaft bracket.
Furthermore, a plurality of suspension mounting points which can be fixed with the vehicle body are arranged on an integrated structure consisting of the motor, the motor controller, the speed reducer and the DCDC.
The invention has the beneficial effects that: the motor, the motor controller, the DCDC and the speed reducer are integrated into a set of driving system, only one set of suspension is needed to be installed and fixed on the whole vehicle, the controller and the motor do not need to be installed separately, and space is saved. Meanwhile, the connection of a three-phase high-voltage wire harness is eliminated, so that the arrangement space of the whole vehicle is saved, the cost is reduced, and the reliability of a driving system is improved.
Drawings
FIG. 1 is a first perspective view of an integrated electrical drive structure according to the present invention;
FIG. 2 is a second perspective view of the integrated electrical drive structure of the present invention;
FIG. 3 is a third perspective view of the integrated electrical drive structure of the present invention;
FIG. 4 is a front view of the integrated electrical drive structure of the present invention;
FIG. 5 is a rear view of the integrated electrical drive structure of the present invention;
FIG. 6 is an exploded view of an integrated electrical drive structure of the present invention;
FIG. 7 is an exploded view of the motor controller and DCDC integrated configuration of the present invention;
FIG. 8 is a perspective view of a three-phase copper bar in the invention;
FIG. 9 is a perspective view of the insulator base of the present invention;
the motor comprises a motor (1.1-motor shell, a motor shaft, a motor outlet box (1.2), a motor controller (2.1-controller shell, a controller outlet box (2.2)), a speed reducer (3.1-speed reducer shell, a bearing seat (3.2)), a 4-DCDC (4.1-DCDC shell), a 5-three-phase copper bar, an insulating base (6)), a controller water inlet pipe (7), a motor cooling water outlet pipe (8), a DCDC water outlet pipe (9), a motor cooling water inlet pipe (10), a water cooling plate (11), a water cooling plate (12), a speed reducer fixing end face (13), a motor fixing end face (14), a transmission shaft support (15), a suspension mounting point (16), a direct current bus positive output socket (17-DCDC), a signal output socket (18), a direct current bus inlet socket (19), and a motor rotary variable signal wiring harness (20).
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
The integrated electric drive structure of the motor controller, the DCDC, the reduction box and the motor shown in the figures 1-9 comprises a motor 1, a motor controller 2, a speed reducer 3 and a DCDC4, wherein the motor 1 comprises a motor shell 1.1 and a motor shaft 1.2, one end of the motor shaft 1.2 is connected into the motor shell 1.1, the speed reducer 3 comprises a speed reducer shell 3.1 and a bearing seat 3.2 arranged in the speed reducer shell 3.1, the other end of the motor shaft 1.2 is inserted into the bearing seat 3.2, the motor shell 1.1 is fixed with the speed reducer shell 3.1, the motor controller 2 and the DCDC4 are fixed above the motor shell 1.1 and the speed reducer shell 3.1, and the motor controller 2 is electrically connected with the motor 1 through a hard.
The reducer casing 3.1 includes the fixed terminal surface 13 of the coaxial reduction gear with bearing frame 3.2, and motor casing 1.1 includes the fixed terminal surface 14 of the coaxial motor with motor shaft 1.2, and the fixed terminal surface 13 of reduction gear and the fixed terminal surface 14 laminating of motor are fixed. A drive shaft bracket 15 is fixed on the cover at the rear end of the motor housing 1.1, and the motor controller 2 and the DCDC4 are fixed above the motor housing 1.1, the reducer housing 3.1 and the drive shaft bracket 15. The integrated structure composed of the motor 1, the motor controller 2, the speed reducer 3 and the DCDC4 is provided with a plurality of suspension mounting points 16 which can be fixed with the vehicle body.
Hard connection structure includes three-phase copper bar 5 and insulator foot 6, and on three-phase copper bar 5 was fixed in insulator foot 6, motor 1 included motor outlet box 1.3, and motor controller 2 included controller outlet box 2.2, and motor outlet box 1.3 is connected to the bottom of three-phase copper bar 5, and controller outlet box 2.2 is connected at the top of three-phase copper bar 5.
A water cooling structure which can cool the motor controller 2, the DCDC4 and the motor 1 simultaneously is connected between the motor controller 2 and the motor 1 and between the motor controller 2 and the DCDC 4: motor controller 2 and DCDC4 integrated structure, motor controller 2 include controller casing 2.1, and DCDC4 includes DCDC casing 4.1, and controller casing 2.1 fixed connection is connected with the water-cooling structure in 4.1 top in DCDC casing, between the integrated structure that motor controller 2 and DCDC4 are constituteed and motor 1. The water cooling structure comprises a controller water inlet pipe 7 connected to the controller shell 2.1, a motor cooling water outlet pipe 8 connected to the motor 1, a DCDC water outlet pipe 9 connected to the DCDC shell 4.1 and a motor cooling water inlet pipe 10 connected to the motor 1; the water inlet pipe 7 of the controller is communicated with the motor cooling water outlet pipe 8, and the water inlet pipe 10 of the motor cooling water is communicated with the DCDC outlet pipe 9 through the water cooling plate 11. The water cooling plate 11 is fixed between the controller housing 2.1 and the DCDC housing 4.1. The bottom of the controller shell 2.1 is provided with a plurality of water cooling sheets 12 connected with the water cooling plate 11.
The driving system designed by the invention only needs one set of suspension to be installed and fixed on the whole vehicle, and the motor controller 2 and the motor 1 do not need to be installed respectively, so that the space is saved. The connection and installation of the three-phase high-voltage wire harness are eliminated, the arrangement space of the whole vehicle is saved, the cost is reduced, and the reliability of the driving system is improved.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the structure of the present invention in any way. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides an integrated electric drive structure of motor controller, DCDC, reducing gear box and motor, includes motor (1), motor controller (2), reduction gear (3) and DCDC (4), its characterized in that: the motor (1) comprises a motor shell (1.1) and a motor shaft (1.2) with one end connected to the motor shell (1.1), the speed reducer (3) comprises a speed reducer shell (3.1) and a bearing seat (3.2) arranged in the speed reducer shell (3.1), the other end of the motor shaft (1.2) is inserted into the bearing seat (3.2), the motor shell (1.1) is fixed to the speed reducer shell (3.1), the motor controller (2) is fixed to the DCDC (4), the motor shell (1.1) is fixed to the speed reducer shell (3.1), and the motor controller (2) is electrically connected with the motor (1) through a hard connection structure.
2. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 1, wherein: the water cooling structure is connected between the motor controller (2) and the motor (1) and between the motor controller (4) and the DCDC (4), and can cool the motor controller (2), the DCDC (4) and the motor (1) simultaneously.
3. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 1, wherein: hard connection structure includes three-phase copper bar (5) and insulator foot (6), three-phase copper bar (5) are fixed in on insulator foot (6), motor (1) is including motor wire box (1.3), motor controller (2) are including controller wire box (2.2), the bottom of three-phase copper bar (5) is connected motor wire box (1.3), the top of three-phase copper bar (5) is connected controller wire box (2.2).
4. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 2, wherein: the motor controller (2) with integrated structure of DCDC (4), motor controller (2) include controller casing (2.1), DCDC (4) include DCDC casing (4.1), controller casing (2.1) fixed connection in DCDC casing (4.1) top, motor controller (2) with integrated structure that DCDC (4) are constituteed with be connected with between motor (1) the water-cooling structure.
5. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 4, wherein: the water cooling structure comprises a controller water inlet pipe (7) connected to the controller shell (2.1), a motor cooling water outlet pipe (8) connected to the motor (1), a DCDC water outlet pipe (9) connected to the DCDC shell (4.1) and a motor cooling water inlet pipe (10) connected to the motor (1); the controller water inlet pipe (7) and between the motor cooling water outlet pipe (8) and the motor cooling water inlet pipe (10) and between the DCDC outlet pipe (9) are communicated through a water cooling plate (11).
6. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 5, wherein: the water cooling plate (11) is fixed between the controller shell (2.1) and the DCDC shell (4.1).
7. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 6, wherein: the bottom of the controller shell (2.1) is provided with a plurality of water cooling sheets (12) connected with the water cooling plate (11).
8. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 1, wherein: reduction gear casing (3.1) include with the fixed terminal surface of reduction gear (13) that bearing frame (3.2) are coaxial, motor casing (1.1) include with the fixed terminal surface of motor (14) that motor shaft (1.2) are coaxial, the fixed terminal surface of reduction gear (13) with the laminating of the fixed terminal surface of motor (14) is fixed.
9. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 1, wherein: a transmission shaft support (15) is fixed on the rear end cover of the motor shell (1.1), and the motor controller (2) and the DCDC (4) are fixed above the motor shell (1.1), the speed reducer shell (3.1) and the transmission shaft support (15).
10. The integrated electric drive architecture of a motor controller, DCDC, reduction gearbox and motor of claim 1, wherein: and a plurality of suspension mounting points (16) capable of being fixed with a vehicle body are arranged on an integrated structure consisting of the motor (1), the motor controller (2), the speed reducer (3) and the DCDC (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911421062.9A CN110943581A (en) | 2019-12-31 | 2019-12-31 | Integrated electric drive structure of motor controller, DCDC, reduction box and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911421062.9A CN110943581A (en) | 2019-12-31 | 2019-12-31 | Integrated electric drive structure of motor controller, DCDC, reduction box and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110943581A true CN110943581A (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911421062.9A Pending CN110943581A (en) | 2019-12-31 | 2019-12-31 | Integrated electric drive structure of motor controller, DCDC, reduction box and motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN110943581A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112615466A (en) * | 2020-12-01 | 2021-04-06 | 合肥巨一动力系统有限公司 | Three-phase sealing structure of oil-cooled motor |
| CN114435098A (en) * | 2022-02-10 | 2022-05-06 | 南京金龙客车制造有限公司 | Electric automobile driving system |
| WO2024061106A1 (en) * | 2022-09-19 | 2024-03-28 | 北京车和家汽车科技有限公司 | Electric drive assembly and vehicle |
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| CN106505791A (en) * | 2016-11-25 | 2017-03-15 | 长沙汽电汽车零部件有限公司 | Motor, electric machine controller, reducing gear integral structure |
| CN109474107A (en) * | 2018-10-20 | 2019-03-15 | 大洋电机新动力科技有限公司 | A kind of integrated motor system |
| CN208754130U (en) * | 2018-06-29 | 2019-04-16 | 合肥巨一动力系统有限公司 | A kind of three-in-one shell structure of controller, retarder, motor |
| CN209217899U (en) * | 2018-11-23 | 2019-08-06 | 北斗航天汽车（北京）有限公司 | Four-in-one motor driven systems |
| CN209217900U (en) * | 2018-11-23 | 2019-08-06 | 北斗航天汽车（北京）有限公司 | Five in one motor driven systems |
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2019
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216599A (en) * | 2015-10-09 | 2016-01-06 | 东风电动车辆股份有限公司 | Integrated manipulator power drive system |
| CN106505791A (en) * | 2016-11-25 | 2017-03-15 | 长沙汽电汽车零部件有限公司 | Motor, electric machine controller, reducing gear integral structure |
| CN208754130U (en) * | 2018-06-29 | 2019-04-16 | 合肥巨一动力系统有限公司 | A kind of three-in-one shell structure of controller, retarder, motor |
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| CN209217899U (en) * | 2018-11-23 | 2019-08-06 | 北斗航天汽车（北京）有限公司 | Four-in-one motor driven systems |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112615466A (en) * | 2020-12-01 | 2021-04-06 | 合肥巨一动力系统有限公司 | Three-phase sealing structure of oil-cooled motor |
| WO2022116867A1 (en) * | 2020-12-01 | 2022-06-09 | 合肥巨一动力系统有限公司 | Three-phase sealing structure of oil-cooled motor |
| CN114435098A (en) * | 2022-02-10 | 2022-05-06 | 南京金龙客车制造有限公司 | Electric automobile driving system |
| WO2024061106A1 (en) * | 2022-09-19 | 2024-03-28 | 北京车和家汽车科技有限公司 | Electric drive assembly and vehicle |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200331 |
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