CN205681230U - A kind of noise reduction switch reluctance motor - Google Patents

Abstract

The utility model relates to the field of switched reluctance motors, in particular to a noise-reducing switched reluctance motor, which includes a protective shell, a motor body is provided inside the protective shell, and ventilation holes are provided on the side of the protective shell. There is an opening on the side of the protective shell away from the ventilation hole. The protective shell is composed of a metal shell and a sound-absorbing board. There is a mounting seat between the motor body and the sound-absorbing board. The mounting seat is located in the groove on the surface of the sound-absorbing board. The surface of the motor body is provided with a mounting pad, the surface of the mounting pad is provided with a sliding rod, the surface of the sliding rod is sleeved with a spring, and the end of the sliding rod away from the mounting pad is plugged into the guide sleeve, and one end of the guide sleeve is connected to the guide sleeve. Surface connection of sound-absorbing panels. By adding a metal shell and sound-absorbing panels, not only can the noise generated by the motor be reduced, but also a good protection effect can be provided for the entire device, preventing the motor from being damaged by external force.

Description

A Noise Reduction Switched Reluctance Motor

technical field

The utility model relates to the field of switched reluctance motors, in particular to a noise reduction switched reluctance motor.

Background technique

Switched reluctance motor, the latest generation of stepless speed regulation system developed after frequency conversion speed regulation system and brushless DC motor speed regulation system, is widely used by people because of its simple structure, low cost and high speed operation. However, due to the defects of the switched reluctance motor, the motor generates a large vibration when it is running, and the vibration of the motor will generate a large noise, which will affect people's life and rest.

Utility model content

The purpose of this utility model is to provide a noise-reduction switched reluctance motor to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a noise-reduction switched reluctance motor, including a protective casing, a motor body is provided inside the protective casing, and ventilation holes are provided on the side of the protective casing There is an opening on the side of the protective shell away from the ventilation hole. The protective shell is composed of a metal shell and a sound-absorbing board. There is a mounting seat between the motor body and the sound-absorbing board, and the mounting seat is located in the groove on the surface of the sound-absorbing board. , the surface of the motor body is provided with a mounting pad, the surface of the mounting pad is provided with a sliding rod, the surface of the sliding rod is sleeved with a spring, the end of the sliding rod away from the mounting pad is plugged into the guide sleeve, and one end of the guide sleeve Attaches to the surface of the sound-absorbing panel.

Preferably, the mounting seat is composed of a rubber wear-resistant pad and a rubber shock-absorbing pad, and the bottom surface of the rubber shock-absorbing pad is provided with anti-slip lines, and the anti-slip lines are evenly arranged fine grooves.

Preferably, there are six sound-absorbing boards, and the six sound-absorbing boards are respectively arranged on each surface inside the metal shell, and arranged end-to-end.

Preferably, there are at least four mounting pads arranged in a parallel and equidistant manner, the mounting pads are arc-shaped, and the surface of the mounting pads is provided with a protrusion, which is in the shape of a hemisphere , and are arranged in a uniformly equidistant manner.

Compared with the prior art, the beneficial effect of the utility model is: the structure of the noise-reducing switched reluctance motor is simple, and by adding rubber wear-resistant pads and rubber shock-absorbing pads, not only the vibration intensity of the motor can be reduced, but also the vibration intensity of the motor itself can be reduced. Wear and tear caused by the vibration of the motor; by adding the sliding rod and the guide sleeve, because the motor will be displaced while vibrating, the sliding rod and the guide sleeve can prevent the displacement of the motor, and because the surface of the sliding rod is equipped with a spring, the While preventing the displacement of the motor, it can also play a buffer role; by adding a metal shell and a sound-absorbing board, it can not only reduce the noise generated by the motor, but also provide a good protection effect for the entire device, preventing the motor from being damaged by external forces. damage; by adding grooves, the mounting base can be prevented from being displaced due to the vibration of the motor, thereby reducing the occurrence of accidents during operation.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Figure 2 is a schematic diagram of the structure of the mounting seat.

In the figure: protective shell 1, metal shell 11, sound-absorbing panel 12, mounting seat 2, rubber wear-resistant pad 21, rubber shock pad 22, groove 3, ventilation hole 4, motor body 5, guide sleeve 6, spring 7 , 8 sliding rods, 9 mounting pads, 10 openings.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, the utility model provides a technical solution: a noise reduction switched reluctance motor, including a protective shell 1, the inside of the protective shell 1 is provided with a motor body 5, and the side of the protective shell 1 is provided with There are ventilation holes 4, and the side of the protective shell 1 away from the ventilation holes 4 is provided with an opening 10. The protective shell 1 is composed of a metal shell 11 and a sound-absorbing panel 12. There are six sound-absorbing panels 12, and the six sound-absorbing panels 12 are respectively provided Each surface inside the metal casing 11 is arranged in an end-to-end manner. By adding the metal casing 11 and the sound-absorbing board 12, it can not only reduce the noise generated by the motor, but also provide a good protection effect for the entire device. The motor is prevented from being damaged by external force.

A mounting seat 2 is provided between the motor body 5 and the sound-absorbing plate 12. The mounting seat 2 is composed of a rubber wear-resistant pad 21 and a rubber shock-absorbing pad 22. The bottom surface of the rubber shock-absorbing pad 22 is provided with anti-slip lines, and the anti-slip lines are evenly arranged. The thin groove of the motor can not only reduce the vibration intensity of the motor, but also reduce the wear and tear caused by the vibration of the motor by adding the rubber wear-resistant pad 21 and the rubber shock pad 22.

The mounting base 2 is located in the groove 3 on the surface of the sound-absorbing panel 12. By adding the groove, the displacement of the mounting base due to the vibration of the motor can be avoided, thereby reducing the occurrence of accidents during operation.

The surface of the motor body 5 is provided with mounting pads 9, and there are at least four mounting pads 9 arranged in a parallel equidistant manner. The mounting pads 9 are arc-shaped, and the surface of the mounting pads 9 is provided with convex The protrusions are in the shape of a hemisphere and are arranged in a uniform and equidistant manner.

The surface of the mounting block 9 is provided with a sliding rod 8, the surface of the sliding rod 8 is sleeved with a spring 7, and the end of the sliding rod 8 away from the mounting block 9 is inserted into the guide sleeve 6, and one end of the guide sleeve 6 is connected to the sound-absorbing panel 12. Surface connection, by adding the sliding rod 8 and the guide sleeve 6, because the motor will be displaced while vibrating, the sliding rod 8 and the guide sleeve 6 can prevent the displacement of the motor, and because the surface of the sliding rod 6 is provided with a spring 7, While preventing the displacement of the motor, it can also play a buffer role.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (4)

1. A noise-reducing switched reluctance motor, comprising a protective housing (1), and a motor body (5) is provided inside the protective housing (1), characterized in that: the protective housing (1) Ventilation holes (4) are provided on the side, openings (10) are provided on the side of the protective housing (1) away from the ventilation holes (4), and the protective housing (1) is composed of a metal shell (11) and a sound-absorbing panel (12) Composition, the motor body (5) and the sound-absorbing board (12) are provided with a mounting seat (2), the mounting seat (2) is located in the groove (3) on the surface of the sound-absorbing board (12), the motor body ( 5) is provided with a mounting pad (9) on the surface of the mounting pad (9), and a sliding rod (8) is provided on the surface of the mounting pad (9). The surface of the sliding rod (8) is sleeved with a spring (7), and the sliding rod (8) is away One end of the mounting pad (9) is plugged into the guide sleeve (6), and one end of the guide sleeve (6) is connected with the surface of the sound-absorbing panel (12). 2. A noise-reducing switched reluctance motor according to claim 1, characterized in that: the mounting seat (2) is composed of a rubber wear-resistant pad (21) and a rubber shock-absorbing pad (22), and the rubber The bottom surface of the shock-absorbing pad (22) is provided with anti-slip lines, and the anti-slip lines are thin grooves arranged evenly. 3. A noise-reducing switched reluctance motor according to claim 1, characterized in that: there are six sound-absorbing panels (12), and the six sound-absorbing panels (12) are respectively arranged on the metal casing (11) The various surfaces of the interior of the , and arranged in an end-to-end manner. 4. A noise-reducing switched reluctance motor according to claim 1, characterized in that: there are at least four mounting pads (9) arranged in a parallel and equidistant manner, and the mounting pads (9) (9) is arc-shaped, and the surface of the mounting pad (9) is provided with protrusions, which are semi-spherical and arranged in a uniform and equidistant manner.