CN219394501U

CN219394501U - Stator and rotor assembly

Info

Publication number: CN219394501U
Application number: CN202320644950.2U
Authority: CN
Inventors: 章旷; 李易阳
Original assignee: Wenling Didur Electromechanical Co ltd
Current assignee: Wenling Didur Electromechanical Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-07-21
Anticipated expiration: 2033-03-28

Abstract

The utility model provides a stator and rotor assembly, and belongs to the field of motors. The stator and rotor heat dissipation structure solves the problem that an existing stator and rotor is poor in heat dissipation effect. The stator and rotor assembly comprises a stator and rotor main body and a transmission shaft penetrating through the center of the stator and rotor main body and used for power transmission, wherein the stator and rotor main body is composed of a plurality of stator units, rotor units matched with the stator units and connecting cylinders for limiting and splicing matching of the plurality of stator units and the rotor units and having a dustproof heat dissipation effect, flange parts which are convenient for limiting and fixing the plurality of stator units are arranged on the inner peripheral wall of the connecting cylinder in a radially inward extending mode, limiting grooves for limiting and matching of the stator units are formed between two adjacent flange parts in a matched mode, a plurality of vent holes which are convenient for heat dissipation and volatilization are formed in the peripheral wall of the connecting cylinder, and heat dissipation holes which provide a plurality of heat dissipation effect are formed in the peripheral wall of the connecting cylinder positioned on two sides of the vent holes. The utility model has the advantages of good heat dissipation effect, stable splicing structure, long service life and convenient maintenance.

Description

Stator and rotor assembly

Technical Field

The utility model belongs to the field of motors, and relates to a stator and a rotor, in particular to a stator and rotor assembly.

Background

The stator and the rotor are important components in the motor, the stator and the rotor can generate heat during rotation operation, the existing heat dissipation structure applied to the stator and the rotor generally adopts an impeller increasing mode to dissipate heat outside the stator and the rotor, the heat inside the stator and the rotor in the movement process of the stator and the rotor still cannot be dissipated, the heat dissipation effect is poor, the service life and the working efficiency of the stator and the rotor are seriously influenced, and therefore, the development of a structure capable of rapidly volatilizing and dissipating heat inside the stator and the rotor is urgently needed.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a stator-rotor assembly with good heat dissipation effect.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a stator-rotor assembly, includes stator-rotor main part and wears to locate stator-rotor main part central part and use power transmission's transmission shaft, its characterized in that, stator-rotor main part by a plurality of stator unit, with stator unit matched with rotor unit and supply a plurality of stator unit and rotor unit spacing concatenation cooperation and have dustproof radiating effect's connecting cylinder to constitute, be located radially inwards extend the arch on the connecting cylinder inner peripheral wall has the spacing fixed complex flange portion of a plurality of stator unit of being convenient for, two are adjacent the cooperation is formed with between the flange portion and is supplied stator unit spacing complex spacing groove, connecting cylinder peripheral wall on set up a plurality of be convenient for the volatile ventilation hole of heat dissipation, and be located set up a plurality of radiating effect's louvre on the connecting cylinder peripheral wall of ventilation hole both sides.

In the stator and rotor assembly, the plurality of ventilation holes are distributed at intervals along the circumferential direction of the outer circumferential wall of the connecting cylinder and are communicated with the corresponding limit grooves, and the number of the ventilation holes corresponds to the number of the limit grooves one by one and corresponds to the number of the stator units.

In the stator and rotor assembly, the plurality of flange parts are arranged in a triangular structure in cross section and are arranged with the inner peripheral wall of the connecting cylinder into an integrated structure, and the flange parts are provided with heat dissipation vertical holes which are axially downward and used for improving the local heat dissipation effect.

In the stator-rotor assembly, the plurality of radiating holes are respectively positioned at two sides of the corresponding vent holes and are vertically and downwards distributed at intervals along the peripheral wall of the connecting cylinder, and the radiating holes are arranged on the peripheral wall of the connecting cylinder in a penetrating manner.

In the stator-rotor assembly, a plurality of limiting pieces which are used for limiting, splicing and matching the stator units and extend radially outwards are arranged at the outer edge of the rotor units, and connecting holes which are convenient for improving the heat dissipation effect are formed in the limiting pieces.

Compared with the prior art, the stator and rotor assembly is arranged in a spliced structure, so that the stator and rotor assembly is convenient to detach and maintain, the utilization rate and the recovery rate of the stator and rotor assembly are improved, the heat dissipation effect is good, the air cooling effect is realized by effectively utilizing the air pressure difference generated during the working of the stator and rotor assembly, and the inside temperature of the stator and rotor assembly can be quickly dissipated and volatilized during the working movement of the stator and rotor assembly.

Drawings

Fig. 1 is a schematic perspective view of the stator and rotor assembly.

Fig. 2 is a schematic diagram of a semi-sectional structure of the stator-rotor assembly.

In the figure, 1, a stator unit; 2. a rotor unit; 3. a connecting cylinder; 4. a flange portion; 5. a limit groove; 6. a vent hole; 7. a heat radiation hole; 8. a heat dissipation vertical hole; 9. a limiting piece; 10. and a connection hole.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 and 2, the stator-rotor assembly comprises a stator-rotor main body and a transmission shaft penetrating through the center part of the stator-rotor main body and used for power transmission, the stator-rotor main body is composed of a plurality of stator units 1, rotor units 2 matched with the stator units 1 and connecting cylinders 3 for limiting and splicing the stator units 1 and the rotor units 2 and having a dustproof heat dissipation effect, flange parts 4 which are convenient for limiting and fixing the stator units 1 are arranged on the inner peripheral wall of the connecting cylinders 3 in a protruding mode in a radial inward extending mode, limiting grooves 5 for limiting and matching the stator units 1 are formed between two adjacent flange parts 4 in a matching mode, a plurality of vent holes 6 which are convenient for heat dissipation and volatilization are formed in the peripheral wall of the connecting cylinders 3, a plurality of heat dissipation holes 7 which are used for providing heat dissipation effects are formed in the peripheral wall of the connecting cylinders 3 on two sides of the vent holes 6, the connecting cylinders are arranged in a splicing structure, so that the disassembly and maintenance are convenient, the utilization rate and the heat dissipation effects are improved, the air cooling effect is good, and the air pressure difference generated during the working of the stator-rotor assembly is effectively utilized, so that the air cooling effect is realized, and the inner temperature of the stator-rotor assembly can be quickly cooled and volatilized during working.

Further, in order to improve the heat dissipation effect of the stator and rotor assembly and realize the rapid heat dissipation inside the stator and rotor assembly, a plurality of ventilation holes 6 are distributed at intervals in the circumferential direction along the peripheral wall of the connecting cylinder 3 and are communicated with the corresponding limit grooves 5, the number of the ventilation holes 6 corresponds to the number of the limit grooves 5 one to one, and the number of the ventilation holes corresponds to the number of the stator units 1.

Further, in order to facilitate rapid splicing of the plurality of stator units 1, the cross sections of the plurality of flange portions 4 are arranged in a triangular structure and are integrally formed with the inner peripheral wall of the connecting cylinder 3, and the flange portions 4 are provided with heat dissipation vertical holes 8 which are axially downward and used for improving the local heat dissipation effect.

Further, in order to improve the heat dissipation effect of the stator and rotor assembly, the plurality of heat dissipation holes 7 are respectively located at two sides of the corresponding vent holes 6 and are vertically and downwardly distributed at intervals along the peripheral wall of the connecting cylinder 3, and the heat dissipation holes 7 are penetratingly arranged on the peripheral wall of the connecting cylinder 3.

Further, in order to improve the stability of the splicing of the stator unit 1, a plurality of limiting members 9 which are used for limiting, splicing and matching of the stator unit 1 and extend radially outwards are arranged at the outer edge of the rotor unit 2, and connecting holes 10 which are convenient for improving the heat dissipation effect are formed in the limiting members 9.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although terms such as the stator unit 1, the rotor unit 2, the connection cylinder 3, the flange portion 4, the limit groove 5, the vent hole 6, the heat dissipation hole 7, the heat dissipation vertical hole 8, the limiter 9, the connection hole 10, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. The utility model provides a stator-rotor assembly, includes stator-rotor main part and wears to locate stator-rotor main part central part and with power transmission's transmission shaft, its characterized in that, stator-rotor main part by a plurality of stator unit (1), with stator unit (1) matched with rotor unit (2) and supply a plurality of stator unit (1) and rotor unit (2) spacing concatenation cooperation and have dustproof radiating effect's connecting tube (3) to constitute, be located radially inwards extend the arch on connecting tube (3) inner peripheral wall has flange portion (4) of being convenient for spacing fixed fit of a plurality of stator unit (1), two are adjacent cooperate between flange portion (4) and are formed with spacing groove (5) of supplying stator unit (1) spacing complex, connecting tube (3) peripheral wall on seted up a plurality of be convenient for dispel the heat and volatilize ventilation hole (7) are offered on connecting tube (3) peripheral wall of a plurality of both sides of ventilation hole (6) and are offered radiating effect.

2. The stator and rotor assembly according to claim 1, wherein a plurality of the ventilation holes (6) are circumferentially arranged at intervals along the peripheral wall of the connecting cylinder (3) and are communicated with the corresponding limit grooves (5), and the number of the ventilation holes (6) corresponds to the number of the limit grooves (5) one by one and corresponds to the number of the stator units (1).

3. The stator and rotor assembly according to claim 1, wherein the plurality of flange portions (4) are arranged in a triangular structure in cross section and are integrally formed with the inner peripheral wall of the connecting cylinder (3), and heat dissipation vertical holes (8) axially downward and used for improving the local heat dissipation effect are formed in the flange portions (4).

4. The stator and rotor assembly according to claim 1, wherein the plurality of heat dissipation holes (7) are respectively located at two sides of the corresponding vent hole (6) and are vertically and downwardly arranged at intervals along the peripheral wall of the connecting cylinder (3), and the heat dissipation holes (7) are penetratingly arranged on the peripheral wall of the connecting cylinder (3).

5. The stator and rotor assembly according to claim 1, wherein a plurality of limiting members (9) which are used for limiting and splicing the stator unit (1) and extend radially outwards are arranged at the outer edge of the rotor unit (2), and connecting holes (10) which are convenient for improving the heat dissipation effect are formed in the limiting members (9).