CN-224233499-U - Encoder installation mechanism and motor

Abstract

The utility model relates to the technical field of motors, in particular to an encoder mounting mechanism and a motor, which comprise a base and an encoder module, wherein one end of the base is provided with a mounting seat, the mounting seat is provided with a mounting table, the mounting table is provided with a positioning element and a fixing element, the encoder module comprises a circuit board and an encoder element, wherein the encoder element is arranged on the circuit board, the positioning element is used for positioning the circuit board on the mounting table, and the fixing element is used for fixing the circuit board on the mounting table. Be provided with stator module on the base, the one end of base is provided with the end cover, and the outside of end cover is provided with the rotor shell, is provided with rotor module in the rotor shell, and rotor module is relative with stator module. The utility model improves the overall performance of the motor, reduces faults caused by the installation problem of the encoder, prolongs the service life of the motor, and meets various application scene requirements with higher requirements on the running stability of the motor.

Inventors

• YU YANAN
• YANG YINGJIE
• GUO JIAN
• ZHOU HONG

Assignees

• 本末动力(北京)科技股份有限公司

Dates

Publication Date

20260512

Application Date

20250421

Claims (10)

1. 1. The encoder mounting mechanism is characterized by comprising a base and an encoder module, wherein one end of the base is provided with a mounting seat, the mounting seat is provided with a mounting table, a positioning element and a fixing element are arranged on the mounting table, the encoder module comprises a circuit board and an encoder element, the encoder element is arranged on the circuit board, the positioning element is used for positioning the circuit board on the mounting table, and the fixing element is used for fixing the circuit board on the mounting table.
2. 2. The encoder mounting mechanism of claim 1, wherein a wiring groove is formed in the axis of the base, one end of the wiring groove is communicated to the mounting table, a connector is arranged on the circuit board, and a wiring terminal of the connector faces the wiring groove.
3. 3. The encoder mounting mechanism of claim 2, wherein the wiring groove comprises a wiring portion, a lead portion and a wire outlet portion, the wiring portion is located below the mounting table, the lead portion is arranged on the side face of the base and is respectively communicated with the wiring portion and the wire outlet portion, and the wire outlet portion penetrates through one end, away from the mounting table, of the base.
4. 4. The encoder mounting mechanism of claim 1, wherein the base has a fixed connection slot at one end, the mounting base has a connection port, and the connection port is disposed on the fixed connection slot.
5. 5. The encoder mounting mechanism of claim 1, wherein the positioning member is a positioning pin, and the circuit board is provided with a positioning groove for engaging the positioning pin to position the circuit board on the mounting table.
6. 6. The encoder mounting mechanism of claim 1, wherein the securing element is a securing catch for securing an outer edge of the circuit board to the mounting table.
7. 7. An electric motor is characterized by comprising the encoder mounting mechanism according to any one of claims 1-6, wherein a stator assembly is arranged on a base, an end cover is arranged at one end of the base, a rotor housing is arranged on the outer side of the end cover, a rotor assembly is arranged in the rotor housing, and the rotor assembly is opposite to the stator assembly.
8. 8. The motor of claim 7, wherein the end cap is provided with a cavity having an inductive magnetic ring disposed therein, the inductive magnetic ring being opposite the encoder member.
9. 9. The motor of claim 7, wherein two end covers are provided with bearings respectively, and are connected to two ends of the base through the bearings, and two ends of the rotor housing are fixedly connected to the two end covers respectively.
10. 10. The motor of claim 9, wherein the exterior of the rotor housing is provided with a tire, and wherein the two end caps are each adapted to retain two sides of the tire to the rotor housing.

Description

Encoder installation mechanism and motor Technical Field The utility model relates to the technical field of motors, in particular to an encoder mounting mechanism and a motor. Background An electric motor, which is a device for converting electric energy into mechanical energy (or vice versa), plays a vital role in modern industry and daily life. From a professional perspective, the motor mainly works based on the principle of electromagnetic induction, and the core components of the motor generally comprise a stator, a rotor, electromagnetic windings and the like. In an electric machine, the stator is provided as a stationary part, typically with electromagnetic windings for generating a rotating magnetic field. The rotor is used as a rotating part and is stressed to rotate in a rotating magnetic field through electromagnetic induction, so that electric energy is converted into mechanical energy. In addition, the motor is also provided with a plurality of types so as to adapt to different application scenes. In the control of the motor, an encoder is required, and the encoder is used for sensing the operation state parameters of the motor, such as rotating speed, angle and the like. The existing encoder mounting structure is relatively complex and has poor stability, so new improvements are needed for the existing motor structure. Disclosure of utility model In order to solve the problems, the utility model improves the overall performance of the motor, reduces faults caused by the installation problem of the encoder, prolongs the service life of the motor, and meets the requirements of various application scenes with higher requirements on the operation stability of the motor. The technical scheme includes that the encoder mounting mechanism comprises a base and an encoder module, wherein one end of the base is provided with a mounting seat, the mounting seat is provided with a mounting table, the mounting table is provided with a positioning element and a fixing element, the encoder module comprises a circuit board and an encoder element, the encoder element is arranged on the circuit board, the positioning element is used for positioning the circuit board on the mounting table, and the fixing element is used for fixing the circuit board on the mounting table. The improvement of the scheme is that the axis of the base is provided with a wiring groove, one end of the wiring groove is communicated to the mounting table, the circuit board is provided with a connector, and the wiring end of the connector faces the wiring groove. The wiring groove comprises a wiring part, a lead part and a wire outlet part, wherein the wiring part is arranged below the mounting table, the lead part is arranged on the side surface of the base and is respectively communicated with the wiring part and the wire outlet part, and the wire outlet part penetrates through one end of the base, which is away from the mounting table. The improvement of the scheme is that one end of the base is provided with a fixed connecting groove, the mounting seat is provided with a connecting port, and the connecting port is arranged on the fixed connecting groove. The circuit board is provided with a positioning pin, and the positioning pin is matched with the positioning groove to position the circuit board on the mounting table. The fixing element is a fixing buckle, and the fixing buckle is used for fixing the outer edge of the circuit board on the mounting table. The motor comprises an encoder mounting mechanism, a stator assembly is arranged on a base, an end cover is arranged at one end of the base, a rotor housing is arranged on the outer side of the end cover, a rotor assembly is arranged in the rotor housing, and the rotor assembly is opposite to the stator assembly. The technical scheme is further improved in that the end cover is provided with a cavity, and an induction magnetic ring is arranged in the cavity and opposite to the encoder element. The rotor is characterized in that the two end covers are provided with bearings, the two end covers are connected to two ends of the base through the bearings, and the two ends of the rotor shell are fixedly connected with the two end covers respectively. A further improvement of the above scheme is that the outer part of the rotor shell is provided with a tire, and the two end covers are respectively used for limiting the two side surfaces of the tire to the rotor shell. The utility model has the beneficial effects that: Compared with the existing motor encoder mounting structure, the positioning element ensures that the circuit board of the encoder module can be accurately positioned on the mounting table. During the operation of the motor, the encoder mounting position is critical for accurate signal acquisition and transmission. The accurate positioning enables the encoder element to stably and accurately sense the running state parameters of the motor, such as the rotating speed, the angle