CN219124021U

CN219124021U - High-efficiency permanent magnet motor

Info

Publication number: CN219124021U
Application number: CN202223605217.4U
Authority: CN
Inventors: 林发明; 汤培山
Original assignee: China Dafu Pump Industry Co ltd
Current assignee: China Dafu Pump Industry Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-02
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a high-efficiency permanent magnet motor, and belongs to the technical field of machinery. The permanent magnet motor solves the problem that an existing permanent magnet motor is poor in sealing performance. The high-efficiency permanent magnet motor comprises a machine body and a front end cover arranged at the front part of the machine body, wherein four arc-shaped strips are arranged on the end face of the machine body and are concentric, the four arc-shaped strips are not connected with each other, a spacing groove is formed between two adjacent arc-shaped strips, a sealing ring used for sealing between the machine body and the front end cover is arranged on the inner side of each arc-shaped strip, an outwards extending sealing outer edge part is arranged at the position of the corresponding spacing groove on each sealing ring, the sealing outer edge part is of an I-shaped structure, sealing clamping parts are arranged on two sides of the sealing outer edge, the front end part of each sealing ring extends out of the spacing groove and forms a seal with the front end cover, and a sealing groove for the front end part of each sealing ring to extend in is formed on the end face of the front end cover. The utility model has the advantages of high efficiency, good sealing performance and good heat dissipation effect.

Description

High-efficiency permanent magnet motor

Technical Field

The utility model belongs to the technical field of machinery, and relates to a motor, in particular to a high-efficiency permanent magnet motor.

Background

In order to ensure the tightness of the existing permanent magnet motor, a sealing ring is arranged between the front end cover of the motor and the machine body, but the installation of the existing sealing ring is simpler, and under long-time use, the sealing ring is easy to fall off due to the working vibration of the motor, so that the sealing performance of the motor is affected.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a high-efficiency permanent magnet motor with improved sealing performance.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a high-efficient permanent magnet machine, includes the organism and installs the front end housing in the organism front portion, its characterized in that, the organism terminal surface on have four arc strips, and this four arc strips are concentric setting, four the arc strip is not connected each other, and has the spacing groove between the two adjacent arc strips, the arc strip inboard be provided with the sealing washer that is used for sealing between organism and the front end housing, corresponding spacing groove position department on the sealing washer have the outer edge portion of outside extension of seal, the outer edge portion of seal be "worker" style of calligraphy structure, and should seal the outer edge both sides have the sealing block portion of card on corresponding arc strip, sealing washer front end portion stretch out the spacing groove and form sealedly with the front end housing between, the front end housing terminal surface on set up and have the seal groove that supplies the sealing washer front end to stretch into.

In the high-efficiency permanent magnet motor, a plurality of connecting flanges are circumferentially distributed at the positions of the outer ring of the front end cover and the outer ring of the shell, and the corresponding connecting flanges are connected through bolts.

In the high-efficiency permanent magnet motor, the outer peripheral wall of the machine body is provided with a plurality of heat dissipation ribs.

Compared with the prior art, the high-efficiency permanent magnet motor has the advantages of high efficiency, good sealing performance and good heat dissipation effect.

Drawings

Fig. 1 is a schematic perspective view of the high-efficiency permanent magnet motor.

Fig. 2 is a schematic cross-sectional structure of a front end cover and a part of a machine body in the high-efficiency permanent magnet motor.

Fig. 3 is a front view of a part of the body.

In the figure, 1, a machine body; 2. a front end cover; 3. an arc-shaped strip; 4. a seal ring; 5. sealing the outer edge; 6. a seal engagement portion; 7. sealing grooves; 8. a connecting flange; 9. and a heat dissipation rib.

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, fig. 2 and fig. 3, the efficient permanent magnet motor comprises a machine body 1 and a front end cover 2 arranged at the front part of the machine body 1, wherein four arc strips 3 are arranged on the end face of the machine body 1, the four arc strips 3 are concentrically arranged, the four arc strips 3 are not connected with each other, a spacing groove is arranged between two adjacent arc strips 3, a sealing ring 4 for sealing the machine body 1 and the front end cover 2 is arranged at the inner side of each arc strip 3, a sealing outer edge part 5 extending outwards is arranged at the position of the corresponding spacing groove on the sealing ring 4, the sealing outer edge part 5 is in an I-shaped structure, sealing clamping parts 6 clamped on the corresponding arc strips 3 are arranged at the two sides of the sealing outer edge, the front end part of the sealing ring 4 extends out of the spacing groove and forms sealing with the front end cover 2, a sealing groove 7 for the front end part of the sealing ring 4 to extend in is arranged on the end face of the front end cover 2, and the shape structure of the sealing groove 7 is identical with the shape of the sealing ring 4, and the front part of the sealing ring 4 is arranged; the sealing clamping part 6 of the sealing ring 4 can be clamped on the arc-shaped strip 3, so that the axial and radial positioning effect is achieved, the sealing ring 4 cannot fall off, and the sealing performance is improved.

Preferably, a plurality of connecting flanges 8 are circumferentially distributed at the outer ring of the front end cover 2 and the outer ring of the shell, and the corresponding connecting flanges 8 are connected through bolts.

Preferably, the outer peripheral wall of the machine body 1 is provided with a plurality of heat dissipation ribs 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 the terms of the body 1, the front end cover 2, the arc-shaped strip 3, the seal ring 4, the seal outer edge portion 5, the seal engagement portion 6, the seal groove 7, the connection flange 8, the heat dissipating rib 9, 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 high-efficient permanent magnet machine, includes organism (1) and installs front end housing (2) in organism (1) front portion, its characterized in that, organism (1) terminal surface on have four arc strip (3), and this four arc strip (3) are concentric setting, four arc strip (3) are not connected each other, and have the spacing groove between two adjacent arc strip (3), arc strip (3) inboard be provided with sealing washer (4) that are used for sealing between organism (1) and front end housing (2), sealing washer (4) on corresponding spacing groove position department have outside extension seal outer edge portion (5), seal outer edge portion (5) be "worker" style of calligraphy structure, and should seal outer edge both sides have the seal block portion (6) of card on corresponding arc strip (3), sealing washer (4) front end stretch out the spacing groove and form sealedly with front end housing (2) between, front end housing (2) terminal surface on offer and have sealing washer (7) that supply sealing washer (4) front end portion to stretch into.

2. The efficient permanent magnet motor according to claim 1, wherein a plurality of connecting flanges (8) are circumferentially distributed at the outer ring of the front end cover (2) and the outer ring of the casing, and the corresponding connecting flanges (8) are connected through bolts.

3. The efficient permanent magnet motor according to claim 1, wherein the peripheral wall of the machine body (1) is provided with a plurality of heat dissipation ribs (9).