CN-224233987-U - Sensor integrated cover plate for motor and electric drive system

Abstract

The utility model discloses a sensor integrated cover plate for a motor and an electric drive system, which comprises a cover plate body, wherein a connecting hole is formed in the edge of the cover plate body, a groove is formed in the edge of the cover plate body, an outer ring plate is formed in the inner side of the groove, a center groove is formed in the center of the cover plate body, a center circular ring is formed in the outer side of the center groove, an inner ring plate is formed in the outer side of the center circular ring, a circuit board and a sealing plate are sleeved on the center circular ring, the circuit board is embedded in the inner ring plate, the sealing plate is also embedded in the inner ring plate, and the outer edge of the sealing plate is attached to the inner wall of the inner ring plate.

Inventors

• HUANG YAN
• WANG KE

Assignees

• 江苏华旋传感技术股份有限公司

Dates

Publication Date

20260512

Application Date

20250529

Claims (7)

1. 1. The integrated cover plate of the sensor for the motor and the electric drive system comprises a cover plate body, wherein a connecting hole is formed in the edge of the cover plate body, the integrated cover plate is characterized in that an outer ring plate is formed in the edge of the cover plate body, a groove is formed between the outer ring plate and the inner wall of the cover plate body, the outer ring plate is formed on the cover plate body, a central circular ring is formed in the center of the cover plate body, an inner ring plate is further formed on the cover plate body, the inner ring plate is positioned on the outer side of the central circular ring, a circuit board and a sealing plate are sleeved on the central circular ring, the circuit board is embedded in the inner ring plate, the sealing plate is also embedded in the inner ring plate, the sealing plate is positioned above the circuit board, and the outer edge of the sealing plate is attached to the inner wall of the inner ring plate.
2. 2. The integrated cover plate of a motor and a sensor for an electric drive system of claim 1, wherein a cushion block is formed at one end of the inner ring plate, a boss is formed on the cushion block, and the boss supports the circuit board.
3. 3. The integrated cover plate of a motor and a sensor for an electric drive system of claim 1, wherein the cover plate body is formed with a support boss, and the support boss is positioned between the cushion block and the central ring.
4. 4. The integrated cover plate of a motor and a sensor for an electric drive system of claim 1, wherein the inner ring plate is internally provided with a positioning column, the positioning column is formed on the cover plate body, the positioning column is higher than the boss, the positioning column supports a sealing plate, and the sealing plate is attached to the back surface of the circuit board.
5. 5. The integrated cover plate of a motor and a sensor for an electric drive system according to claim 1, wherein the cover plate is an inwardly concave shell, circular holes are formed in the centers of the cover plate and the circuit board, and the circular holes are used for being sleeved on a central circular ring.
6. 6. The integrated cover plate of motor and sensor for electric drive system of claim 1, wherein two positioning rings are formed on the bottom surface of the cover plate, the positioning rings are used for positioning the opening holes, and the positioning rings are used for forming oil inlet holes or oil outlet holes of the cooling oil path.
7. 7. The integrated cover plate of a motor and a sensor for an electric drive system according to claim 1, wherein the cover plate body is provided with reinforcing ribs on the bottom surface, the reinforcing ribs comprise vertical ribs and annular ribs, the vertical ribs are distributed in the radial direction by taking a central ring as the center of a circle, and the annular ribs are distributed in parallel with the edge of the cover plate body.

Description

Sensor integrated cover plate for motor and electric drive system Technical Field The utility model relates to the technical field of motor cover plates, in particular to a sensor integrated cover plate for a motor and an electric drive system. Background The motor controller mainly comprises a control board, each functional module of the motor controller is integrated on the control board, the control board is installed inside the shell, when the motor operates, the temperature rise inside the motor is large, the temperature near the control board becomes high, the controller operates in a high-temperature environment, and good working conditions of the control board cannot be guaranteed. Therefore, the sensor integrated cover plate for the motor and the electric drive system is designed, the electric drive system is integrated on the cover plate, the working condition of the circuit board is improved, and the circuit board is protected. Disclosure of utility model The utility model aims to provide a sensor integrated cover plate for a motor and an electric drive system, wherein an inner ring plate is formed on a cover plate body, a circuit board and a sealing plate are embedded into the inner ring plate, the circuit board and the sealing plate are installed and positioned, and meanwhile, the sealing plate installs the circuit board in the cover plate body, so that the circuit board is integrated in the cover plate body, and the service environment of the circuit board is improved. The utility model provides the following technical scheme: the integrated cover plate of the sensor for the motor and the electric drive system comprises a cover plate body, wherein a connecting hole is formed in the edge of the cover plate body, the integrated cover plate is characterized in that an outer ring plate is formed in the edge of the cover plate body, a groove is formed between the outer ring plate and the inner wall of the cover plate body, the outer ring plate is formed on the cover plate body, a central circular ring is formed in the center of the cover plate body, an inner ring plate is further formed on the cover plate body, the inner ring plate is positioned on the outer side of the central circular ring, a circuit board and a sealing plate are sleeved on the central circular ring, the circuit board is embedded in the inner ring plate, the sealing plate is also embedded in the inner ring plate, the sealing plate is positioned above the circuit board, and the outer edge of the sealing plate is attached to the inner wall of the inner ring plate. Further, one end shaping in the inner ring board has the cushion, the shaping has the boss on the cushion, the boss supports the circuit board, guarantees the mounting height of circuit board, avoids chip and components and parts on the circuit board to take place to touch with the cushion, protects the components and parts on the circuit board. Further, the cover plate body is provided with a supporting boss in a forming mode, the supporting boss is located between the cushion block and the central circular ring, and the supporting boss also supports the circuit board and protects components on the circuit board. Further, still the shaping has the reference column in the inner ring board, the reference column shaping is on the apron body, the reference column highly is higher than the height of boss, and the reference column supports the shrouding, the shrouding laminating is on the back of circuit board, and it is spacing to the installation height of shrouding through the reference column, reduces the pressure of shrouding to the circuit board back. Further, the shrouding is the inside sunken casing of one side, the round hole has all been seted up at the center of shrouding and circuit board, the round hole is used for the cover to establish on the central ring, through the installation location of round hole to shrouding and circuit board, has improved installation effectiveness. Further, two positioning rings are formed on the bottom surface of the cover plate body and used for positioning the opening position, the positioning rings are used for forming oil inlets or oil outlets of cooling oil paths, the oil inlets or the oil outlets are formed through the positioning rings, so that the cooling oil paths in the motor are conducted, and meanwhile cooling oil is introduced to cool the motor. Further, the reinforcing ribs are formed on the bottom surface of the cover plate body and comprise vertical ribs and annular ribs, the vertical ribs are distributed in the radial direction by taking the central circular ring as the center of a circle, the annular ribs are distributed in parallel with the edge of the cover plate body, and the rigidity of the cover plate body is enhanced through the vertical ribs and the annular ribs. Compared with the prior art, the utility model has the following beneficial effects: (1) The circuit board and the sealing plate are embedded into th