CN221151128U - Permanent magnet brushless DC motor electric driving mechanism of integrated control driving unit - Google Patents
Permanent magnet brushless DC motor electric driving mechanism of integrated control driving unit Download PDFInfo
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- CN221151128U CN221151128U CN202322660096.1U CN202322660096U CN221151128U CN 221151128 U CN221151128 U CN 221151128U CN 202322660096 U CN202322660096 U CN 202322660096U CN 221151128 U CN221151128 U CN 221151128U
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- shell
- sealing ring
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- 238000007789 sealing Methods 0.000 claims abstract description 67
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 13
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims description 12
- 239000010963 304 stainless steel Substances 0.000 claims description 3
- 229910001008 7075 aluminium alloy Inorganic materials 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- Y02T10/64—Electric machine technologies in electromobility
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- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a permanent magnet brushless direct current electromechanical driving mechanism of an integrated control driving unit, which comprises a motor and a motor control driving unit, wherein the end cover and a rotor assembly thereof are connected and fixed with a motor shell through four screws. And riveting the rear cover provided with the non-contact position sensor in a limiting clamping groove at the outer side of the bottom of the motor shell to complete the assembly of the permanent magnet brushless direct current motor body. And the controller shell is respectively connected and fixed on the motor rear cover and the motor end cover by utilizing four inner hexagon screws with sealing rings, and then the non-contact position sensor and the three-phase power terminal connecting wire pass through the controller shell through holes and are respectively welded with the controller circuit board. The controller circuit board is fixedly connected inside the controller shell through screws, and the sealing gasket of the controller upper cover is pressed between the controller upper cover and the controller shell. The mechanism is simple and compact, good in compatibility, easy to assemble and convenient to maintain.
Description
Technical Field
The utility model relates to a permanent magnet brushless direct current electromechanical driving mechanism of an integrated control driving unit, belonging to the technical field of automobile electric power steering systems.
Background
With the rapid development of new energy automobile industry, especially the popularization and application of intelligent auxiliary driving and automatic driving scenes of new energy automobiles, the requirements on the service performance of the steering gear are also higher and higher. The electric power steering (Electric Power Steering, EPS) is an energy-saving, safe and environment-friendly high-tech automobile steering device. EPS has become one of the key technologies for global automobile product competition, and has compact structure, easy assembly and maintenance and good integration; EPS is the best choice for steering systems for Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV).
For the early electric power steering gear, on one hand, the traditional direct current driving motor has large noise, low rated rotation speed, small output power, low efficiency and large heating value. On the other hand, the motor position sensor used by the direct current brushless driving motor has low measurement precision, is complex to install and is difficult to realize automatic control. In the current technical application, most of the components such as a controller, a motor position sensor and the like are distributed, so that the steering system is difficult to design and arrange, poor in compatibility and high in manufacturing cost. Therefore, how to provide a permanent magnet brushless direct current electromechanical driving mechanism which can be used for a long time, has simple assembly process and lower cost, and adopts an integrated control driving unit of a non-contact position sensor has wider market prospect.
Disclosure of Invention
The utility model aims to provide a permanent magnet brushless direct current electromechanical driving mechanism of an integrated control driving unit, which comprises a motor and a motor control driving unit, and can accurately output a steering angle value in real time while meeting the structural strength of the electric power steering mechanism, so that stable and reliable torque transmission is realized.
Through the interference press-fitting of the motor rotor core and the motor shaft, two bearings are press-fitted at two ends of the motor shaft, the bearing inner ring of the motor shaft, which is close to one side of the end cover, is in interference fit with the motor shaft, and the bearing outer ring is in interference fit with the bearing chamber of the end cover. The motor stator iron core and the coil winding connecting component on the motor stator iron core are pressed in the motor shell in an interference mode, and the end cover and the component of the end cover are connected and fixed with the motor shell through four screws. And riveting the rear cover provided with the non-contact position sensor in a limit clamping groove at the outer side of the bottom of the motor shell to complete the assembly of the permanent magnet brushless direct current motor body mechanism.
And the controller shell is respectively connected and fixed on the motor rear cover and the motor end cover by utilizing four inner hexagon screws with sealing rings, and then the non-contact position sensor and the three-phase power supply terminal connecting wire penetrate through the controller shell through holes and are respectively welded with the controller circuit board. The controller circuit board is fixedly connected inside the controller shell through screws, and a controller upper cover sealing gasket is pressed between the controller upper cover and the controller shell. The mechanism is simple and compact, good in compatibility, easy to assemble and convenient to maintain.
The technical problems of the utility model are solved by the following technical proposal:
A permanent magnet brushless dc motor electric drive mechanism of an integrated control drive unit, comprising: rear cover, rear cover sealing washer, non-contact position sensor, motor casing sealing washer, stator core, stator inserted sheet, magnetic shoe sheath, magnetic shoe baffle, lip type sealing washer, end cover, power cord supporting shoe, controller casing, controller upper cover, controller circuit board, O type sealing washer, rectangle sealing washer, controller upper cover sealing washer, take the hexagon socket screw of sealing washer, neodymium iron boron magnetic shoe, rotor core, three-phase power terminal connecting wire, motor shaft, rear cover draw-in groove.
The rotor core interference press-fit is in on the motor shaft, the neodymium iron boron magnetic shoe sets to 7 pairs of poles, the neodymium iron boron magnetic shoe is pasted and is fixed on the rotor core cambered surface, just the cover is hugged closely to the magnetic shoe sheath the cover is in neodymium iron boron magnetic shoe outside cambered surface, the magnetic shoe baffle supports the top and fixes the both ends of magnetic shoe sheath, both ends bearing position punishment interference press-fit of motor shaft is a bearing, the magnetic shoe sheath uses material name trade mark to be 7075 aluminum alloy or 304 stainless steel.
The bearing chamber of the end cover is in interference fit with the bearing outer ring of the long shaft end of the motor shaft, and the lip-shaped sealing ring is extrusion fit in the end cover; the power line support block is used for covering the three-phase power terminal connecting wire and is fixed at the power line support block fixing hole on the motor shell; the stator core is provided with 12 tooth grooves, the stator insert is inserted on the stator core, copper enameled wires with double-layer windings are arranged in the stator insert, the stator core and the three-phase power supply terminal connecting wires on the stator core are pressed in the motor shell in an interference manner, the motor shell is provided with the end face annular groove, and the motor shell sealing ring is arranged in the end face annular groove; the end cover and the assembly piece are assembled inside the stator core, and the end cover is fixedly connected with the end face of the motor shell through four screws. The rear cover is provided with the rear cover sealing ring, the rear cover is provided with a sensor mounting seat, the non-contact position sensor is fixedly arranged on the sensor mounting seat, the rear cover is provided with the rear cover riveting clamping block, and the rear cover is provided with the rear cover limiting groove; the motor comprises a motor shell, a rear cover riveting clamping block, a rear cover clamping groove, a rear cover and an assembly piece, wherein the motor shell is arranged at the outer side of the bottom of the motor shell, the motor shell limiting groove and the rear cover clamping groove are formed in the outer side of the bottom of the motor shell, the rear cover and the assembly piece are mutually nested and assembled on the motor shell through the rear cover limiting groove and the motor shell limiting groove, and the rear cover riveting clamping block is riveted in the rear cover clamping groove; the motor shell and the rear cover are made of ultra-low carbon ultra-deep drawing steel plates DC06 or DC07.
The controller is characterized in that the rectangular sealing ring mounting groove is formed in the controller shell, the rectangular sealing ring is mounted in the rectangular sealing ring mounting groove, the O-shaped sealing ring mounting groove is formed in the controller shell, the O-shaped sealing ring is mounted in the O-shaped sealing ring mounting groove, and the controller shell is respectively connected and fixed on the rear cover and the end cover through four inner hexagon screws with sealing rings.
The controller power connector, the vehicle-mounted signal connector and the angle torque sensor connector are integrally arranged on the controller circuit board side by side, and the non-contact position sensor and the three-phase power terminal connecting wire penetrate through the through hole of the controller shell and are respectively welded and fixed with the controller circuit board; the controller shell is provided with the limit sleeve, so that the inductor and the capacitor on the controller circuit board are protected and reinforced, and damage caused by vibration and impact is prevented. The controller circuit board is fixedly connected inside the controller shell through screws, and is installed and positioned in the inner cavity of the controller shell together with the non-contact position sensor and the three-phase power terminal connecting wire; the controller upper cover is fixedly connected with the controller shell through screws, and a controller upper cover sealing gasket is pressed between the controller upper cover and the controller shell.
In summary, the utility model has the following beneficial effects:
1, accurate position and speed closed-loop control can be realized by adopting a non-contact position sensor;
2, the electric driving mechanism has small noise, large output power, small heating value and high efficiency;
The utility model has compact structure, good compatibility, high assembly efficiency and lower cost.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is an exploded view of a three-dimensional assembly structure of the present utility model;
FIG. 2 is a schematic view of the overall assembled cross-sectional structure of the present utility model;
FIG. 3 is an exploded view of the integrated control unit structure of the present utility model;
FIG. 4 is a schematic cross-sectional view of the stator and rotor structure of the motor of the present utility model;
FIG. 5 is a schematic illustration of the riveted assembly of the rear cover and motor housing of the present utility model;
FIG. 6 is a schematic diagram of a welding arrangement of a non-contact position sensor, a three-phase power terminal connection wire and a controller circuit board according to the present utility model;
In the accompanying drawings: 1. a rear cover; 1-1, a sensor mounting seat; 1-2, riveting a clamping block by a rear cover; 1-8, a rear cover limiting groove; 2. a rear cover sealing ring; 3. a non-contact position sensor; 4. a motor housing; 4-1, fixing holes of the power line supporting blocks; 4-2, end face ring grooves; 4-8, a motor shell limiting groove; 5. a motor housing seal ring; 6. a stator core; 7. stator inserting sheets; 8. a magnetic shoe sheath; 9. a magnetic shoe baffle; 10 lip type sealing rings; 11. an end cap; 12. a power line support block; 13. a controller housing; 13-1. O-shaped seal ring mounting grooves; 13-2, a rectangular sealing ring mounting groove; 13-6, limiting sleeve; 14. a controller upper cover; 15. a controller circuit board; 15-1, a controller power connector; 15-2, a vehicle-mounted signal connector; 15-3, an angle torque sensor connector; an o-ring seal; 17. a rectangular sealing ring; 18. a controller upper cover sealing gasket; 19. an inner hexagon screw with a sealing ring; 20. neodymium iron boron magnetic shoe; 21. a rotor core; 30. a three-phase power supply terminal connecting wire; 31. a motor shaft; 32. a rear cover clamping groove.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical values set forth in these embodiments do not limit the scope of the present utility model unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
The utility model discloses a permanent magnet brushless direct current electromechanical driving mechanism of an integrated control driving unit, which comprises a rear cover 1, a sensor mounting seat 1-1, a rear cover riveting clamping block 1-2, a rear cover limiting groove 1-8, an end face ring groove 4-2, a rear cover sealing ring 2, a non-contact type position sensor 3, a motor housing 4, a power line supporting block fixing hole 4-1, a motor housing limiting groove 4-8, a motor housing sealing ring 5, a stator iron core 6, a stator inserting piece 7, a magnetic shoe sheath 8, a magnetic shoe baffle 9, a lip type sealing ring 10, an end cover 11, a power line supporting block 12, a controller housing 13, an O-shaped sealing ring mounting groove 13-1, a rectangular sealing ring mounting groove 13-2, a limiting sleeve 13-6, a controller upper cover 14, a controller circuit board 15, a controller power connector 15-1, a vehicle-mounted signal connector 15-2, an angle torque sensor connector 15-3, an O-shaped sealing ring 16, a rectangular sealing ring 17, a controller upper cover sealing pad 18, a sealing ring-carrying inner hexagonal cap 19, a neodymium iron boron connecting wire 21, a rotor magnetic shoe motor shaft 21, a three-phase power supply clamping terminal 32 and a rear cover 32.
The motor shell 4 shown in the drawing of the utility model is provided with a power line support block fixing hole 4-1, a power line support block 12 is provided with a convex semicircular reinforcing rib, small cylindrical bosses used for being fixedly assembled at two positions of the power line support block fixing hole 4-1, and the end face of the motor shell is provided with an end face ring groove 4-2.
Further, the rotor core 21 is pressed on the motor shaft 31 in an interference manner, the neodymium iron boron magnetic shoe 20 is arranged to be 7 pairs of poles, the neodymium iron boron magnetic shoe 20 is stuck and fixed on the cambered surface of the rotor core 21, the magnetic shoe sheath 8 is tightly sleeved on the cambered surface on the outer side of the neodymium iron boron magnetic shoe 20, the magnetic shoe baffle 9 is abutted against and fixed on the end surfaces on two sides of the magnetic shoe sheath 8, two bearings are pressed on two bearings on two ends of the motor shaft 31 in an interference manner respectively, and the magnetic shoe sheath 8 is made of 7075 aluminum alloy or 304 stainless steel.
Further, the bearing chamber of the end cover 11 is in interference fit with the bearing outer ring of the long shaft end of the motor shaft 31, and the lip-shaped sealing ring 10 is extrusion fit in the end cover 11; the power line support block 12 is wrapped with a three-phase power terminal connecting wire 30, and the power line support block 12 is fixed at a power line support block fixing hole 4-1 on the motor shell 4; the stator core 6 is provided with 12 tooth grooves, a stator insert 7 is inserted on the stator core 6, double-layer winding copper enameled wires are arranged in the stator insert 7, the stator core 6 and a three-phase power supply terminal connecting wire 30 assembly on the stator insert 6 are pressed in the motor shell 4 in an interference manner, and a motor shell sealing ring 5 is arranged in an end face annular groove 4-2 of the motor shell 4; the end cover 11 and the assembly are assembled inside the stator core 6, and the end cover 11 is fixedly connected with the end face of the motor shell 4 through four screws.
Further, a rear cover 1 is provided with a rear cover sealing ring 2, the rear cover 1 is provided with a sensor mounting seat 1-1, a non-contact position sensor 3 is mounted and fixed on the sensor mounting seat 1-1, the rear cover 1 is provided with a rear cover riveting clamping block 1-2, and the rear cover 1 is provided with a rear cover limiting groove 1-8; the motor shell 4 is provided with a motor shell limiting groove 4-8 and a rear cover clamping groove 32 at the outer side of the bottom, the rear cover 1 and the assembly are mutually nested and assembled on the motor shell 4 through the rear cover limiting groove 1-8 and the motor shell limiting groove 4-8, the rear cover riveting clamping block 1-2 is riveted in the rear cover clamping groove 32, and the motor shell 4 and the rear cover 1 are made of ultra-low carbon ultra-deep stamping steel plates DC06 or DC07 by using material names.
Still further, a rectangular sealing ring mounting groove 13-2 is formed in the controller housing 13, a rectangular sealing ring 17 is mounted in the rectangular sealing ring mounting groove 13-2, an O-shaped sealing ring mounting groove 13-1,O is formed in the controller housing 13, a sealing ring 16 is mounted in the O-shaped sealing ring mounting groove 13-1, and the controller housing 13 is respectively connected and fixed on the rear cover 1 and the end cover 11 through four inner hexagon screws 19 with sealing rings.
Still further, the controller power connector 15-1, the vehicle-mounted signal connector 15-2 and the angle torque sensor connector 15-3 are integrally arranged on the controller circuit board 15 side by side, so that the sealing performance of the controller shell 13 is improved due to the side by side compact design, and the circuit space layout of the controller circuit board 15 is optimized; the non-contact position sensor 3 and the three-phase power terminal connecting wire 30 pass through the through holes of the controller shell 13 and are respectively welded and fixed with the controller circuit board 15; the controller shell 13 is provided with a limit sleeve 13-6 for protecting and reinforcing the inductor and the capacitor on the controller circuit board 15, so as to prevent damage caused by vibration and impact; the controller circuit board 15 is fixedly connected inside the controller shell 13 by bolts, and is installed and positioned in the inner cavity of the controller shell 13 together with the non-contact position sensor 3 and the three-phase power supply terminal connecting wire 30; the controller upper cover 14 is fixedly connected with the controller shell 13 by bolts, and a controller upper cover sealing gasket 18 is pressed between the controller upper cover 14 and the controller shell 13.
In addition to the foregoing, while certain specific embodiments of the present utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the foregoing examples are for illustration only and are not intended to limit the scope of the utility model. Modifications can be made to the above embodiments without departing from the scope and spirit of the utility model, except that equivalents or equivalent transformations are employed, which fall within the scope of the utility model as defined in the accompanying claims.
Claims (8)
1. A permanent magnet brushless dc motor electric drive mechanism of an integrated control drive unit, comprising: rear cover, rear cover sealing ring, non-contact position sensor, motor shell sealing ring, stator core, stator insert, magnetic shoe sheath, magnetic shoe baffle, lip type sealing ring, end cover, power line supporting block, controller shell, controller upper cover, controller circuit board, O-shaped sealing ring, rectangular sealing ring, controller upper cover sealing gasket, inner hexagon screw with sealing ring, neodymium iron boron magnetic shoe, rotor core, three-phase power terminal connecting wire, motor shaft, rear cover clamping groove, sensor mounting seat, end surface ring groove, vehicle-mounted signal connector, angle torque sensor connector and limiting sleeve;
The rear cover is provided with the sensor mounting seat, the rear cover riveting clamping block and the rear cover limiting groove; the motor shell is provided with the power line supporting block fixing hole, the outer side of the bottom of the motor shell is provided with the motor shell limiting groove and the rear cover clamping groove, and the end face of the motor shell is provided with the end face annular groove; the controller power connector, the vehicle-mounted signal connector and the angle torque sensor connector are integrally arranged on the controller circuit board side by side; the rectangular sealing ring mounting groove, the O-shaped sealing ring mounting groove and the limiting sleeve are arranged on the controller shell; the stator core is provided with 12 tooth grooves, and the NdFeB magnetic shoes are arranged to be 7 pairs of poles;
The end cover and the component of the rotor core are assembled inside the stator core, and the end cover is fixedly connected with the end face of the motor shell through four screws; the rear cover is riveted on the motor shell; the controller shell is respectively connected and fixed on the rear cover and the end cover; the controller circuit board is fixedly connected inside the controller shell through screws; the upper cover of the controller is fixedly connected with the controller shell through screws.
2. The permanent magnet brushless direct current electromechanical driving mechanism of the integrated control driving unit according to claim 1, wherein the rotor core is pressed on the motor shaft in an interference manner, the neodymium iron boron magnetic shoe is stuck and fixed on the cambered surface of the rotor core, the magnetic shoe sheath is tightly sleeved on the cambered surface on the outer side of the neodymium iron boron magnetic shoe, and the magnetic shoe baffle is propped and fixed at two ends of the magnetic shoe sheath; the magnetic shoe sheath is made of 7075 aluminum alloy or 304 stainless steel.
3. The permanent magnet brushless direct current electromechanical driving mechanism of the integrated control driving unit according to claim 1, wherein the bearing chamber of the end cover is in interference fit with the bearing outer ring of the long shaft end of the motor shaft, and the lip-shaped sealing ring is extrusion fit in the end cover; the power line support block is used for covering the three-phase power terminal connecting wire and is fixed at the power line support block fixing hole on the motor shell; stator core is last cartridge has the stator inserted sheet, around having double-deck copper enameled wire in the stator inserted sheet, stator core's subassembly together with three-phase power supply terminal connecting wire interference pressure equipment is in the motor casing, the motor casing sealing washer is installed in the terminal surface annular.
4. The permanent magnet brushless direct current electromechanical driving mechanism of the integrated control driving unit according to claim 1, wherein the rear cover is provided with the rear cover sealing ring, the non-contact position sensor is fixedly arranged on the sensor mounting seat, the rear cover is mutually nested and assembled on the motor housing through the rear cover limiting groove and the motor housing limiting groove, and the rear cover riveting clamping block is riveted in the rear cover clamping groove; the motor shell and the rear cover are made of ultra-low carbon ultra-deep drawing steel plates DC06 or DC07.
5. The permanent magnet brushless direct current electromechanical driving mechanism of the integrated control driving unit according to claim 1, wherein the rectangular sealing ring is installed in the rectangular sealing ring installation groove, the O-shaped sealing ring is installed in the O-shaped sealing ring installation groove, and the controller shell is respectively connected and fixed on the rear cover and the end cover through four hexagon socket head cap screws with sealing rings.
6. The permanent magnet brushless dc motor electric drive mechanism of the integrated control drive unit according to claim 1, wherein the non-contact position sensor and the three-phase power terminal connection wire pass through the through holes of the controller housing and are welded and fixed with the controller circuit board respectively.
7. The permanent magnet brushless direct current electromechanical driving mechanism of the integrated control driving unit according to claim 1, wherein the limit sleeve protects and reinforces the inductor and the capacitor on the controller circuit board to prevent damage caused by vibration and impact.
8. The permanent magnet brushless dc motor electric drive mechanism for an integrated control drive unit according to claim 1, wherein said controller power connector, said vehicle signal connector, said angle torque sensor connector are screwed to said controller circuit board; the controller upper cover sealing gasket is pressed between the controller upper cover and the controller shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322660096.1U CN221151128U (en) | 2023-10-05 | 2023-10-05 | Permanent magnet brushless DC motor electric driving mechanism of integrated control driving unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322660096.1U CN221151128U (en) | 2023-10-05 | 2023-10-05 | Permanent magnet brushless DC motor electric driving mechanism of integrated control driving unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221151128U true CN221151128U (en) | 2024-06-14 |
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ID=91419845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322660096.1U Active CN221151128U (en) | 2023-10-05 | 2023-10-05 | Permanent magnet brushless DC motor electric driving mechanism of integrated control driving unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221151128U (en) |
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2023
- 2023-10-05 CN CN202322660096.1U patent/CN221151128U/en active Active
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