CN213693339U

CN213693339U - Dual-motor integrated permanent magnet synchronous traction motor

Info

Publication number: CN213693339U
Application number: CN202022775676.1U
Authority: CN
Inventors: 慈国正
Original assignee: Changzhou Tang Motor Co ltd
Current assignee: Changzhou Tang Motor Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-13
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses an integrated integral type permanent magnetism synchronous traction motor of bi-motor, including motor body, motor body outer wall fixedly connected with heat dissipation installation lid, fixedly connected with amortization frame is covered in the heat dissipation installation, amortization frame cage cover is in motor body's outside, be provided with the cooling chamber between heat dissipation installation lid and the motor body, cooling intracavity portion is filled there is the heat dissipation oil. The motor body can be effectively cooled and radiated by the cooling oil in the cooling cavity and the wind power generated by the rotation of the fan blades; the noise generated when the motor body runs can be reduced through the arrangement of the silencing frame, the silencing layer, the silencing hole and the buffering cushion.

Description

Dual-motor integrated permanent magnet synchronous traction motor

Technical Field

The utility model relates to a synchronous traction motor technical field specifically is a synchronous traction motor of integrated integral type permanent magnetism of bi-motor.

Background

With the gradual exhaustion of global petroleum resources and the continuous increase of use cost, people have to find new energy sources which are cheaper and environment-friendly to replace petroleum to drive vehicles to run. The automobile driven by electric energy gradually gets into the sight of people, and is gradually paid attention to due to the excellent characteristics of energy conservation, low use cost and zero emission, and is greatly popularized in various fields in recent years.

The vehicle driving process is stronger in power due to the adoption of the double-motor integrated permanent magnet synchronous traction motor, but the double-motor integrated permanent magnet synchronous traction motor is poor in heat dissipation effect in the use process, and noise generated by the strong power of the double-motor integrated permanent magnet synchronous traction motor is larger, so that the double-motor integrated permanent magnet synchronous traction motor needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a synchronous traction motor of integrated integral type permanent magnetism of bi-motor to solve the heat dissipation of the synchronous traction motor of integrated integral type permanent magnetism of bi-motor and the problem of noise.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an integrated integral type permanent magnetism synchronous traction motor of bi-motor, includes motor body, motor body outer wall fixedly connected with heat dissipation installation lid, fixedly connected with amortization frame is covered in the heat dissipation installation, through the production of amortization frame noise abatement, amortization frame cage covers the outside at motor body, be provided with the cooling chamber between heat dissipation installation lid and the motor body, cooling intracavity portion fills there is the heat dissipation oil, and the heat that the motor body produced is absorbed to the heat dissipation oil and is gived off through heat dissipation installation lid.

Preferably, the outer wall of the heat dissipation mounting cover is uniformly provided with heat dissipation grooves, and the heat dissipation grooves improve the contact area between the heat dissipation mounting cover and outside air.

Preferably, the lower terminal surface of heat dissipation installation lid is provided with the blotter, and the blotter adopts the rubber material, can give the buffering when motor body moves and reduce and play vibrations.

Preferably, the outer wall of the silencing frame is provided with a sound absorption layer, the silencing frame and the sound absorption layer are uniformly provided with silencing holes, the silencing frame is made of a silencing material, and the silencing layer and the silencing holes are matched to improve the silencing and noise insulation effects of the motor body.

Preferably, the outer wall of the silencing frame is symmetrically provided with heat exchange ports, and the heat exchange ports are arranged to facilitate rapid circulation of air inside the silencing frame.

Preferably, the flabellum is installed to motor body's axis of rotation, and motor body during operation drives the flabellum rotatory, directly blows motor body through the flabellum, to motor body cooling.

Preferably, the heat dissipation mounting cover is in threaded connection with an oiling bolt, and the cooling cavity can be filled with heat dissipation oil by disassembling the oiling bolt.

Compared with the prior art, the beneficial effects of the utility model are that: the motor body can be effectively cooled and radiated by the cooling oil in the cooling cavity and the wind power generated by the rotation of the fan blades;

the noise generated when the motor body runs can be reduced through the arrangement of the silencing frame, the silencing layer, the silencing hole and the buffering cushion.

Drawings

FIG. 1 is a sectional view of the overall structure of the present invention;

FIG. 2 is a side sectional view of the overall structure of the present invention;

fig. 3 is a schematic view of the silencing frame of the present invention.

In the figure: the fan comprises a motor body 1, fan blades 11, a heat dissipation mounting cover 2, an oiling bolt 21, a heat dissipation groove 22, a cooling cavity 23, heat dissipation oil 24, a cushion pad 25, a sound absorption frame 3, a heat exchange port 31, a sound absorption hole 32 and a sound absorption layer 33.

Detailed Description

Please refer to fig. 1, a dual-motor integrated permanent magnet synchronous traction motor, which comprises a motor body 1, a heat dissipation mounting cover 2 is fixedly connected to the outer wall of the motor body 1, a noise reduction frame 3 is fixedly connected to the heat dissipation mounting cover 2, noise is reduced by the noise reduction frame 3, the noise reduction frame 3 covers the outside of the motor body 1, a cooling cavity 23 is arranged between the heat dissipation mounting cover 2 and the motor body 1, heat dissipation oil 24 is filled in the cooling cavity 23, and the heat generated by the motor body 1 is absorbed by the heat dissipation oil 24 and dissipated through the heat dissipation mounting cover 2.

Referring to fig. 1 and 2, the heat dissipating grooves 22 are uniformly formed on the outer wall of the heat dissipating mounting cover 2, the heat dissipating grooves 22 increase the contact area between the heat dissipating mounting cover 2 and the outside air, and the airflow can rapidly take away heat from the inside of the heat dissipating grooves 22 when the fan blades 11 rotate, thereby improving the heat dissipating effect.

Referring to fig. 1 and 2, a cushion pad 25 is disposed on a lower end surface of the heat dissipation mounting cover 2, and the cushion pad 25 is made of rubber, so as to provide a cushion to reduce vibration when the motor body 1 moves.

Referring to fig. 1 and 2, the outer wall of the sound-deadening frame 3 is provided with a sound-absorbing layer 33, sound-deadening holes 32 are uniformly formed in the sound-deadening frame 3 and the sound-absorbing layer 33, and the sound-deadening frame 3 is made of sound-deadening material, so that the sound-deadening and noise-insulating effects of the motor body 1 can be improved by matching with the arrangement of the sound-deadening layer 33 and the sound-deadening holes 32.

Referring to fig. 1 and 3, the outer wall of the sound-deadening frame 3 is symmetrically provided with heat exchanging ports 31, and the heat exchanging ports 31 are convenient for the air inside the sound-deadening frame 3 to rapidly circulate.

Referring to fig. 1, the fan blades 11 are installed on the rotating shaft of the motor body 1, and when the motor body 1 operates, the fan blades 11 are driven to rotate, and the fan blades 11 blow directly to the motor body 1, so as to cool the motor body 1 and accelerate the air flow rate inside the sound-deadening frame 3 and the inner side of the heat dissipation groove 22, thereby improving the cooling effect.

Referring to fig. 1, the heat dissipating mounting cover 2 is threadedly connected with an oil injection bolt 21, the oil injection bolt 21 is communicated with the cooling chamber 23, and the cooling chamber 23 can be filled with heat dissipating oil 24 by disassembling the oil injection bolt 21.

The utility model discloses when concrete implementation: the heat on the surface of the motor body 1 is absorbed by the heat dissipation oil 24 in the cooling cavity 23, and the fan blades 11 are driven to rotate to blow the motor body 1 directly when the motor body 1 rotates, so that the motor body 1 is effectively cooled and dissipated;

the noise-reducing frame 3 covers the outside of the motor body 1, and can reduce the noise transmission through the arrangement of the noise-reducing frame 3, the noise-reducing layer 33 and the noise-reducing hole 32, and can reduce the noise generated by the vibration of the motor body 1 through the arrangement of the buffer cushion 25, so that the noise generated when the motor body 1 operates can be reduced through the noise-reducing frame 3, the noise-reducing layer 33, the noise-reducing hole 32 and the buffer cushion 25.

Claims

1. The utility model provides a synchronous traction motor of integrated integral type permanent magnetism of bi-motor, includes motor body (1), its characterized in that: the motor comprises a motor body (1), a heat dissipation mounting cover (2) is fixedly connected to the outer wall of the motor body (1), a silencing frame (3) is fixedly connected to the heat dissipation mounting cover (2), the silencing frame (3) covers the outer portion of the motor body (1), a cooling cavity (23) is arranged between the heat dissipation mounting cover (2) and the motor body (1), and heat dissipation oil (24) is filled in the cooling cavity (23).

2. The integrated permanent magnet synchronous traction motor with double motors as claimed in claim 1, wherein: and heat dissipation grooves (22) are uniformly formed in the outer wall of the heat dissipation mounting cover (2).

3. The integrated permanent magnet synchronous traction motor with double motors as claimed in claim 1, wherein: and a buffer pad (25) is arranged on the lower end face of the heat dissipation mounting cover (2).

4. The integrated permanent magnet synchronous traction motor with double motors as claimed in claim 1, wherein: the outer wall of the sound-deadening frame (3) is provided with a sound-absorbing layer (33), and sound-deadening holes (32) are uniformly formed in the sound-deadening frame (3) and the sound-absorbing layer (33).

5. The integrated permanent magnet synchronous traction motor with double motors as claimed in claim 1, wherein: the outer wall of the silencing frame (3) is symmetrically provided with heat exchange ports (31).

6. The integrated permanent magnet synchronous traction motor with double motors as claimed in claim 1, wherein: the fan blades (11) are installed on the rotating shaft of the motor body (1).

7. The integrated permanent magnet synchronous traction motor with double motors as claimed in claim 1, wherein: and the heat dissipation mounting cover (2) is in threaded connection with an oiling bolt (21).