CN218102899U

CN218102899U - Permanent magnet motor

Info

Publication number: CN218102899U
Application number: CN202221588100.7U
Authority: CN
Inventors: 秦岭; 宋泽新; 蒋生富; 秦存鸿
Original assignee: Jiangsu Huayuan Explosion Proof Motor Co ltd
Current assignee: Jiangsu Huayuan Explosion Proof Motor Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-12-20
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a permanent magnet motor, including motor body, front end housing, rear end cap, radiator fan and rear end cover, the front end housing passes through screw fixed connection in motor body one end, the rear end housing passes through screw fixed connection in the motor body other end, the first bearing of front end housing middle part fixedly connected with, rear end housing middle part fixedly connected with second bearing, the inside output shaft that is equipped with of motor body, output shaft one end extends to the motor body outside and rotates with first bearing to be connected, the output shaft other end extends to the motor body outside and rotates with the second bearing to be connected, the rear end cover sets up in rear end housing one side, the rear end cover passes through screw and motor body fixed connection. The utility model discloses a set up temperature sensor and display screen and monitor the temperature of motor, accelerate the heat dissipation through setting up radiator fan, heat dissipation finned plate, annular soaking tube and radiating fin simultaneously, can avoid the motor easily to scrap because of high temperature magnetic loss.

Description

Permanent magnet motor

Technical Field

The utility model relates to a permanent-magnet machine technical field, concretely relates to permanent-magnet machine.

Background

Compared with the traditional electrically excited motor, the permanent magnet motor has the remarkable advantages of simple structure, reliable operation, small volume, light weight, less loss, high efficiency, flexible and various shapes and sizes of the motor and the like, thereby being widely concerned by various industries. Permanent magnet motors operate at high speeds and generate large amounts of heat, which may cause the permanent magnets of the permanent magnet motors to lose their magnetization at high temperatures.

Most of the existing permanent magnet motors are not provided with corresponding temperature control systems, the temperature of the motors cannot be monitored, and the motors are prone to being scrapped due to high-temperature magnetic loss.

Therefore, it is necessary to invent a permanent magnet motor to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a permanent magnet motor to current permanent magnet motor does not set up corresponding temperature control system mostly in the solution technology, can't monitor the temperature of motor, and the motor is easy because of high temperature loses magnetism condemned problem.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a permanent magnet motor, includes motor body, front end housing, rear end cap, radiator fan and rear end cover, the front end housing passes through screw fixed connection in motor body one end, the rear end housing passes through screw fixed connection in the motor body other end, the first bearing of front end housing middle part fixedly connected with, rear end housing middle part fixedly connected with second bearing, the inside output shaft that is equipped with of motor body, output shaft one end extends to the motor body outside and rotates with first bearing and be connected, the output shaft other end extends to the motor body outside and rotates with the second bearing and be connected, the rear end cover sets up in rear end housing one side, the rear end cover passes through screw and motor body fixed connection, rear end cover inner wall top fixedly connected with temperature sensor, rear end cover fixed surface is connected with the display screen.

Preferably, temperature sensor output electric connection has the AD converter, AD converter output electric connection has the singlechip, display screen and singlechip output electric connection carry out real time monitoring to the inside temperature of permanent-magnet machine through temperature sensor, and temperature sensor sends the signal to the AD converter, and the AD converter gives the singlechip with signal transmission, and the singlechip sends the display screen after with signal processing, and operating personnel accessible display screen observes the inside temperature of permanent-magnet machine.

Preferably, the heat dissipation fan is arranged between the rear end cover and the rear end cover, one end of the output shaft penetrates through the second bearing and is in transmission connection with the heat dissipation fan, the motor body drives the heat dissipation fan to rotate through the output shaft when in operation, and heat on the surface of the heat dissipation fin is taken away by means of airflow formed by rotation of the heat dissipation fan.

Preferably, the surface of the cooling fan is fixedly connected with a plurality of fan blades, and the plurality of fan blades are uniformly distributed around the center of the cooling fan.

Preferably, motor body bottom fixedly connected with supporting pedestal, motor body fixed surface are connected with the heat dissipation fin board, heat dissipation fin board quantity is established to a plurality ofly, and is a plurality of heat dissipation fin board evenly distributed, motor body gives a plurality of heat dissipation fin boards with the heat conduction to give off the heat to the outside air in through a plurality of heat dissipation fin boards, be favorable to improving the radiating efficiency.

Preferably, the rear end cap is close to radiator fan's one side fixed surface and is connected with annular soaking pipe, annular soaking pipe surface joint is provided with radiating fin, and the motor body gives the rear end cap with the heat conduction, and the rear end cap gives annular soaking pipe with the heat conduction again to give a plurality of radiating fin with the heat dispersion through annular soaking pipe.

Preferably, the number of the radiating fins is multiple, and the radiating fins are uniformly distributed around the center of the annular soaking pipe.

Preferably, one end of the rear end cover is provided with a vent, an isolation screen plate is fixedly connected inside the vent, and the heat radiation fan pulls hot air to pass through the isolation screen plate and be discharged outwards through the vent.

In the technical scheme, the utility model provides a technological effect and advantage:

the temperature of the motor is monitored by arranging the temperature sensor and the display screen, and meanwhile, the heat dissipation is accelerated by arranging the heat dissipation fan, the heat dissipation fin plate, the annular soaking tube and the heat dissipation fins, so that the motor can be prevented from being scrapped due to high-temperature magnetic loss.

Drawings

Fig. 1 is a schematic view of the overall structure of a first viewing angle of the present invention;

fig. 2 is a schematic view of the overall structure at a second viewing angle of the present invention;

FIG. 3 is an exploded view of the structure of the present invention;

fig. 4 is a partial structural sectional view of the present invention;

fig. 5 is a schematic structural view of the rear end cover of the present invention;

fig. 6 is a schematic structural view of the rear end cap of the present invention;

fig. 7 is a flowchart illustrating the operation of the temperature sensor of the present invention.

Description of reference numerals:

1. a motor body; 2. a front end cover; 3. a rear end cap; 4. a heat radiation fan; 5. a rear end shield; 6. a first bearing; 7. a second bearing; 8. an output shaft; 9. a temperature sensor; 10. a display screen; 11. a fan blade; 12. a support base; 13. a heat dissipation fin plate; 14. an annular soaking pipe; 15. a heat dissipating fin; 16. and (4) isolating the mesh plate.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a permanent-magnet machine as shown in fig. 1-7, including motor body 1, front end housing 2, rear end housing 3, radiator fan 4 and rear end cover 5, front end housing 2 passes through screw fixed connection in motor body 1 one end, rear end housing 3 passes through screw fixed connection in the motor body 1 other end, 2 middle part fixedly connected with primary shaft bearings 6 of front end housing, 3 middle part fixedly connected with secondary shaft bearings 7 of rear end housing, the inside output shaft 8 that is equipped with of motor body 1, 8 one end of output shaft extend to the motor body 1 outside and rotate with primary shaft bearings 6 and be connected, the 8 other ends of output shaft extend to the motor body 1 outside and rotate with secondary shaft bearings 7 and be connected, rear end cover 5 sets up in 3 one side of rear end housing, rear end cover 5 passes through screw and motor body 1 fixed connection, 5 inner wall top fixedly connected with temperature sensor 9 of rear end cover, 5 fixed surface of rear end cover is connected with display screen 10.

The output end of the temperature sensor 9 is electrically connected with an A/D converter, the output end of the A/D converter is electrically connected with a single chip microcomputer, and the display screen 10 is electrically connected with the output end of the single chip microcomputer.

The heat dissipation fan 4 is arranged between the rear end cover 3 and the rear end cover 5, and one end of the output shaft 8 penetrates through the second bearing 7 and is in transmission connection with the heat dissipation fan 4.

The surface of the heat dissipation fan 4 is fixedly connected with fan blades 11, the number of the fan blades 11 is multiple, and the fan blades 11 are uniformly distributed around the center of the heat dissipation fan 4.

The motor comprises a motor body 1 and is characterized in that a supporting base 12 is fixedly connected to the bottom of the motor body 1, heat dissipation fin plates 13 are fixedly connected to the surface of the motor body 1, and the number of the heat dissipation fin plates 13 is multiple and the heat dissipation fin plates 13 are evenly distributed.

The rear end cover 3 is close to one side fixed connection of radiator fan 4 on the surface has annular soaking pipe 14, annular soaking pipe 14 surface joint is provided with radiating fin 15.

The number of the radiating fins 15 is set to be a plurality, and the plurality of radiating fins 15 are uniformly distributed around the center of the annular soaking pipe 14.

A vent is formed in one end of the rear end cover 5, and an isolation screen plate 16 is fixedly connected inside the vent.

This practical theory of operation:

referring to the attached drawings 1-7 of the specification, when the utility model is used, the motor body 1 runs at a high speed to generate a large amount of heat, the temperature sensor 9 is arranged on the inner wall of the rear end cover 5, the temperature in the permanent magnet motor is monitored in real time by the temperature sensor 9, the temperature sensor 9 sends a signal to the A/D converter, the A/D converter transmits the signal to the singlechip, the singlechip processes the signal and sends the signal to the display screen 10, an operator can observe the temperature in the permanent magnet motor through the display screen 10, the heat radiation fan 4 is arranged between the rear end cover 3 and the rear end cover 5, the surface of the rear end cover 3 is fixedly connected with the annular soaking pipe 14, the surface of the annular soaking pipe 14 is clamped with a plurality of heat radiation fins 15, the motor body 1 conducts the heat to the rear end cover 3, the rear end cover 3 conducts the heat to the annular soaking pipe 14, and give a plurality of radiating fin 15 with the heat dispersion through annular soaking pipe 14, motor body 1 drives radiator fan 4 through output shaft 8 during the operation and rotates, rotate the air current that forms with the help of radiator fan 4 and give away the heat on radiating fin 15 surface, hot-blast isolation otter board 16 that passes and outwards discharges by the vent, motor body 1 fixed surface is connected with a plurality of radiating fin 13 simultaneously, motor body 1 gives a plurality of radiating fin 13 with the heat conduction, and give the heat through a plurality of radiating fin 13 in giving off the heat to the outside air, the utility model discloses a set up temperature sensor 9 and display screen 10 and monitor the temperature of motor, accelerate the heat dissipation through setting up radiator fan 4, radiating fin 13, annular soaking pipe 14 and radiating fin 15 simultaneously, can avoid the motor easily to scrap because of high temperature demagnetization.

Claims

1. The utility model provides a permanent magnet motor, includes motor body (1), front end housing (2), rear end cap (3), radiator fan (4) and rear end cover (5), its characterized in that: the utility model discloses a motor, including motor body (1), front end housing (2), rear end housing (3), rear end housing (1), output shaft (8), front end housing (2) middle part fixedly connected with first bearing (6), rear end housing (3) middle part fixedly connected with second bearing (7), motor body (1) inside is equipped with, output shaft (8) one end extends to motor body (1) outside and rotates with first bearing (6) to be connected, output shaft (8) other end extends to motor body (1) outside and rotates with second bearing (7) to be connected, rear end housing (5) set up in rear end housing (3) one side, rear end housing (5) are through screw and motor body (1) fixed connection, rear end housing (5) inner wall top fixedly connected with temperature sensor (9), rear end housing (5) fixed surface is connected with display screen (10).

2. A permanent magnet machine according to claim 1, characterized in that: the temperature sensor (9) output end electric connection has the AD converter, AD converter output end electric connection has the singlechip, display screen (10) and singlechip output end electric connection.

3. A permanent magnet machine according to claim 1, characterized in that: the heat dissipation fan (4) is arranged between the rear end cover (3) and the rear end cover (5), and one end of the output shaft (8) penetrates through the second bearing (7) and is in transmission connection with the heat dissipation fan (4).

4. A permanent magnet machine according to claim 1, characterized in that: radiator fan (4) fixed surface is connected with flabellum (11), flabellum (11) quantity is established to a plurality ofly, and is a plurality of fan blade (11) encircle radiator fan (4) center evenly distributed.

5. A permanent magnet machine according to claim 1, characterized in that: the motor is characterized in that a supporting base (12) is fixedly connected to the bottom of the motor body (1), heat dissipation fin plates (13) are fixedly connected to the surface of the motor body (1), and the number of the heat dissipation fin plates (13) is multiple and is uniform in distribution of the heat dissipation fin plates (13).

6. A permanent magnet machine according to claim 1, characterized in that: the rear end cover (3) is close to one side fixed surface of radiator fan (4) and is connected with annular soaking pipe (14), annular soaking pipe (14) surface joint is provided with radiating fin (15).

7. A permanent magnet electric machine according to claim 6, characterized in that: the number of the radiating fins (15) is multiple, and the radiating fins (15) are uniformly distributed around the center of the annular soaking pipe (14).

8. A permanent magnet machine according to claim 1, characterized in that: a vent is formed in one end of the rear end cover (5), and an isolation screen plate (16) is fixedly connected inside the vent.