CN220022446U

CN220022446U - Motor

Info

Publication number: CN220022446U
Application number: CN202321043893.9U
Authority: CN
Inventors: 陈社会
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-11-14
Anticipated expiration: 2033-05-05

Abstract

The utility model discloses a motor, which comprises a front support and a rear support, wherein a stator, a rotor assembly and a carbon brush plate assembly are arranged between the front support and the rear support, the rotor assembly is arranged in the stator, the stator is fixedly connected with the front support and the rear support, a rotating shaft at one end of the rotor assembly extends to the outer side of the front support, a rotating shaft at the other end of the rotor assembly penetrates through the carbon brush plate assembly to extend to the outer side of the rear support, and a pair of N-pole coils and a pair of S-pole coils are arranged in the rotor assembly. The pair of N pole coils and the pair of S pole coils of the rotor assembly drive the rotor assembly to rotate through a plurality of magnetic fields, so that the torque of the motor can be doubled, the volume is smaller, the height of the body is lower when the volume is smaller, the gravity center is more stable, and the motor has the advantages of low rotating speed and low noise under the same torque.

Description

Motor

Technical Field

The utility model relates to the field of motors, in particular to a motor for small household appliances.

Background

The motor is one of the core components of the machines such as a soymilk machine, a stirrer, a meat grinder, a food processor, a dough mixer, a flour mill, a wall breaking machine and the like in small household appliances, and is mainly used for driving a cutter head and the stirrer to stir and grind soymilk, the coil of the motor is one of the important components of the motor, the motor is a key component for converting electric energy into mechanical energy, the coil is usually wound by a wire, and the rotation of the motor is realized through a magnetic field generated in the wire by current.

The coils of the soymilk machine motor are usually wound by copper wires or aluminum wires, and the metals have good electrical conductivity and thermal conductivity, can effectively transfer electric energy and dissipate heat, and the winding mode and the number of the coils can influence the performance indexes such as the rotating speed, the torque and the efficiency of the motor.

The winding mode of the coil of the existing motor is single-layer winding, the wires are sequentially wound on the motor iron core, gaps are not reserved between every two rings of wires, the thickness of the coil is large, the size of the motor is increased, and the motor and the machine are extremely inconvenient to assemble.

Disclosure of Invention

The utility model solves the problem that the winding mode of the existing motor increases the volume of the motor.

The motor comprises a front support and a rear support, wherein a stator, a rotor assembly and a carbon brush plate assembly are arranged between the front support and the rear support, the rotor assembly is arranged in the stator, the stator is fixedly connected with the front support and the rear support, a rotating shaft at one end of the rotor assembly extends to the outer side of the front support, a rotating shaft at the other end of the rotor assembly penetrates through the carbon brush plate assembly to extend to the outer side of the rear support, and a pair of N-pole coils and a pair of S-pole coils are arranged in the rotor assembly.

Further, the end part of the rotor component outside the rear bracket is provided with cooling fan blades.

Further, a first bearing is arranged in the front bracket, and the first bearing is sleeved outside the rotating shaft of the rotor assembly.

Further, a second bearing is arranged in the rear bracket, and the second bearing is sleeved outside the rotating shaft of the rotor assembly.

Compared with the prior art, the utility model has the beneficial effects that: the pair of N pole coils and the pair of S pole coils of the rotor assembly drive the rotor assembly to rotate through a plurality of magnetic fields, so that the torque of the motor can be doubled, the size is smaller, the height of the body is lower when the size is smaller, and the gravity center is more stable.

Drawings

FIG. 1 is an exploded view of the present utility model;

FIG. 2 is a schematic circuit diagram of the present utility model;

fig. 3 is a circuit schematic of the present utility model.

Reference numerals: 1. a front bracket 10; 2. a rear bracket 20; 3. a stator 11; 4. a rotor assembly 12; 5. a carbon brush plate assembly 13; 6. cooling fan blades 21; 7. a first bearing 14; 8. and a second bearing 22.

Detailed Description

As shown in fig. 1 to 3, a motor includes a front bracket 10 and a rear bracket 20, a stator 11, a rotor assembly 12 and a carbon brush plate assembly 13 are disposed between the front bracket 10 and the rear bracket 20, the rotor assembly 12 is disposed in the stator 11, the stator 11 is fixedly connected with the front bracket 10 and the rear bracket 20, a rotation shaft at one end of the rotor assembly 12 extends to the outer side of the front bracket 10, a rotation shaft at the other end of the rotor assembly 12 passes through the carbon brush plate assembly 13 to extend to the outer side of the rear bracket 20, a pair of N pole coils and a pair of S pole coils are disposed in the rotor assembly 12, when in use, the rotor assembly 12 is driven to rotate by a plurality of magnetic fields, so that the torque of the motor can be doubled, the volume is smaller, the height of the body is lower when the volume is smaller, and the center of gravity is more stable.

The end of the rotor assembly 12 extending to the outside of the rear bracket 20 is provided with a cooling fan 21, when the motor is running, a large amount of heat is generated in the motor, if the heat is not timely dissipated, the motor is overheated, so that the performance and the service life of the motor are affected, the cooling fan 21 distributes the heat in the motor by sucking the surrounding air into the motor, so that the temperature of the motor is kept within a safe range, and in addition, the cooling fan 21 can help the air in the motor to flow, so that the humidity and pollutants in the motor are reduced, and the inside of the motor is kept clean and dry.

The front bracket 10 is provided with a first bearing 14, the first bearing 14 is sleeved outside the rotating shaft of the rotor assembly 12, and when the front bracket is used, the first bearing 14 can ensure the normal operation of the motor, prolong the service life of the motor and improve the performance and efficiency of the motor.

The rear bracket 20 is internally provided with a second bearing 22, the second bearing 22 is sleeved outside the rotating shaft of the rotor assembly 12, and when the motor is used, the second bearing 22 can ensure the normal operation of the motor, prolong the service life of the motor and improve the performance and efficiency of the motor.

In summary, according to the motor of the present utility model, the pair of N-pole coils and the pair of S-pole coils of the rotor assembly 12 drive the rotor assembly 12 to rotate through a plurality of magnetic fields, so that the torque of the motor can be doubled, the volume is smaller, the height of the motor body is lower and the center of gravity is more stable when the volume is smaller, and the motor of the present utility model has the advantages of low rotation speed and low noise under the same torque.

Claims

1. An electric motor, characterized in that: including fore-stock (10) and back support (20), be equipped with stator (11) between this fore-stock (10) and this back support (20), rotor subassembly (12) and carbon brush board subassembly (13), this rotor subassembly (12) are located in this stator (11), this stator (11) and this fore-stock (10) and this back support (20) fixed connection, the axis of rotation of this rotor subassembly (12) one end extends to the outside of this fore-stock (10), the axis of rotation of this rotor subassembly (12) other end passes this carbon brush board subassembly (13) and extends to the outside of this back support (20), be equipped with a pair of N utmost point coil and a pair of S utmost point coil in this rotor subassembly (12).

2. The electric machine of claim 1, wherein: the end part of the rotor component (12) outside the rear bracket (20) is provided with cooling fan blades (21).

3. The electric machine of claim 2, wherein: the front bracket (10) is internally provided with a first bearing (14), and the first bearing (14) is sleeved outside the rotating shaft of the rotor assembly (12).

4. A motor as claimed in claim 3, wherein: a second bearing (22) is arranged in the rear bracket (20), and the second bearing (22) is sleeved outside the rotating shaft of the rotor assembly (12).