Sound insulation and noise reduction mechanism for motor

Abstract

The utility model relates to the technical field of motor sound insulation, in particular to a sound insulation and noise reduction mechanism for a motor, which comprises a support plate and a positioning rod arranged on the surface of a support seat, a buffer spring and a positioning ring sleeved on the surface of the positioning rod, a threaded rod arranged on the surface of the positioning ring, a motor plate sleeved on the surface of the threaded rod, and a motor body arranged on the surface of the motor plate. A storage plate is arranged on the side face of the fixing plate, a storage groove is formed in the side face of the storage plate, and a sound insulation cover is arranged in the storage groove. The beneficial effects are that when the motor is used, a buffer spring is cooperated with a positioning ring to buffer vibration generated by the motor body due to work, impact force caused by vibration is reduced, and then a sound insulation cover is cooperated with a supporting plate and a fixing plate to reduce noise generated by the motor body due to work; and the noise is reduced, so that the harm of the noise to a human body is reduced.

Description

Technical Field

[0001] This utility model relates to the field of motor sound insulation technology, specifically a sound insulation and noise reduction mechanism for motors. Background Technology

[0002] An electric motor is an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction. Its main function is to generate driving torque and serve as a power source for electrical appliances or various machines. Its main function is to convert mechanical energy into electrical energy. It mainly consists of an electric magnet winding or distributed stator winding to generate a magnetic field and a rotating armature or rotor. Current flows through its conductors and it rotates under the action of the magnetic field. Some types of these machines can be used as electric motors or generators. It is a machine that converts electrical energy into mechanical energy.

[0003] However, motors vibrate during operation. When the vibration amplitude is large during long-term operation, it will accelerate the wear and tear of the motor's components, thereby affecting its service life. Furthermore, the noise generated by the vibration will affect the surrounding environment and may be harmful to the human body, making it impossible to work around the motor for a long time, which will further reduce the motor's performance.

[0004] Therefore, this utility model proposes a sound insulation and noise reduction mechanism for motors to solve the above problems. Utility Model Content

[0005] The purpose of this invention is to provide a sound insulation and noise reduction mechanism for motors to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a sound insulation and noise reduction mechanism for an electric motor, the sound insulation and noise reduction mechanism for an electric motor comprising: a support base, a support plate and a positioning rod provided on the surface of the support base, a buffer spring and a positioning ring sleeved on the surface of the positioning rod, a threaded rod provided on the surface of the positioning ring, a motor plate sleeved on the surface of the threaded rod, and a motor body provided on the surface of the motor plate;

[0007] The fixed plate has a storage plate on its side, and a storage groove is opened on the side of the storage plate. A soundproof cover is installed in the storage groove.

[0008] Preferably, the support base has heat dissipation vents on its surface, a support plate is fixedly connected to the surface of the support base, a vertical plate is provided on the surface of the support plate, a threaded hole is provided on the side of the vertical plate, and a positioning rod is fixedly connected to the surface of the support base.

[0009] Preferably, one end of the buffer spring is fixedly connected to the surface of the support base, the other end of the buffer spring is fixedly connected to the bottom of the positioning ring, a limiting nut is screwed on the surface of the threaded rod to fix the motor plate, and a damping ring is arranged on the inner ring surface of the positioning ring.

[0010] Preferably, the fixing plate is fixedly connected to the surface of the support base, the storage plate is fixedly connected to the side surface of the fixing plate, and the storage plate is integrally in a "C"-shaped plate structure.

[0011] Preferably, one end of the sound insulation cover is fixedly connected in the storage groove, the sound insulation cover can be compressed and folded in the storage groove, and a positioning plate is arranged on the surface of the sound insulation cover.

[0012] Preferably, a limiting bolt is screwed in the positioning plate, a sound-absorbing cotton is arranged on the inner side surface of the sound insulation cover, a limiting plate is arranged on the surface of the fixing plate, a threaded hole is also opened on the side surface of the limiting plate, and the limiting bolt can be screwed into the threaded holes opened on the side surfaces of the limiting plate and the vertical plate.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] For a sound insulation and noise reduction mechanism for a motor proposed by the present utility model, during use, firstly, the buffer spring and the positioning ring can buffer the vibration generated by the motor body during operation, reduce the impact force received due to vibration, and then, through the setting of the sound insulation cover, the support plate and the fixing plate, the noise generated by the motor body during operation can be reduced, so that the noise is reduced, thereby reducing the problem of the harm caused by the noise to the human body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the device of the present utility model;

[0016] Figure 2 is Figure 1 an enlarged structural diagram at A in

[0017] Figure 3 is a partial cross-sectional view of the device of the present utility model;

[0018] Figure 4 is a partial cross-sectional view of the support base of the device of the present utility model;

[0019] Figure 5 is a schematic structural diagram of the device of the present utility model after the sound insulation cover is removed;

[0020] Figure 6 is a schematic structural diagram of the positioning ring of the structure of the present utility model.

[0021] In the diagram: 1. Support base; 2. Support plate; 3. Positioning rod; 4. Buffer spring; 5. Positioning ring; 6. Threaded rod; 7. Motor plate; 8. Motor body; 9. Fixing plate; 10. Storage plate; 11. Storage slot; 12. Sound insulation cover; 13. Heat dissipation vent; 14. Vertical plate; 15. Damping ring; 16. Positioning plate; 17. Limiting bolt; 18. Sound-absorbing cotton; 19. Limiting plate. Detailed Implementation

[0022] To make the objectives, technical solutions, and advantages of this utility model clear and complete, the embodiments of this utility model will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only some, not all, embodiments of this utility model, and are merely used to explain the embodiments of this utility model. They are not intended to limit the embodiments of this utility model. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0023] Example 1: Please refer to Figures 1 to 6 This utility model provides a technical solution: a sound insulation and noise reduction mechanism for an electric motor, the sound insulation and noise reduction mechanism for an electric motor includes: a support base 1, a support plate 2 and a positioning rod 3 are provided on the surface of the support base 1, a buffer spring 4 and a positioning ring 5 are sleeved on the surface of the positioning rod 3, a threaded rod 6 is provided on the surface of the positioning ring 5, a motor plate 7 is sleeved on the surface of the threaded rod 6, and a motor body 8 is provided on the surface of the motor plate 7.

[0024] A fixing plate 9 is provided with a storage plate 10 on its side. A storage groove 11 is provided on the side of the storage plate 10. A soundproof cover 12 is provided inside the storage groove 11.

[0025] Firstly, the buffer spring 4, in conjunction with the positioning ring 5, can buffer the vibration generated by the motor body 8 during operation, reducing the impact force on the motor body 8 due to vibration. Then, the soundproof cover 12, in conjunction with the support plate 2 and the fixing plate 9, can reduce the noise generated by the motor body 8 during operation, thereby reducing the noise and minimizing the harm to the human body caused by noise.

[0026] Example 2: Based on Example 1, a positioning rod 3 is provided to facilitate the reduction of damage to the motor body 8 caused by vibration. One end of the buffer spring 4 is fixedly connected to the surface of the support base 1, and the other end of the buffer spring 4 is fixedly connected to the bottom of the positioning ring 5. A limit nut is screwed onto the surface of the threaded rod 6 to fix the motor plate 7. A damping ring 15 is provided on the inner ring surface of the positioning ring 5. A heat dissipation vent 13 is provided on the surface of the support base 1. A support plate 2 is fixedly connected to the surface of the support base 1. A vertical plate 14 is provided on the surface of the support plate 2. A threaded hole is provided on the side of the vertical plate 14. The positioning rod 3 is fixedly connected to the surface of the support base 1.

[0027] During use, the motor plate 7 can be fixed by the threaded rod 6 in cooperation with the limit nut, which also facilitates its disassembly. Then, with the arrangement of the positioning ring 5 and the buffer spring 4, the elastic force of the buffer spring 4 can be utilized to reduce the impact of vibration on the motor body 8. The damping ring 15 prevents the buffer spring 4 from continuously bouncing up and down due to vibration compression. Additionally, the heat dissipation effect of the motor body 8 can be increased by opening the heat dissipation port 13.

[0028] Embodiment 3: On the basis of Embodiment 2, in order to facilitate reducing the noise of the motor body 8, a sound insulation cover 12 is provided. The fixing plate 9 is fixedly connected to the surface of the support base 1, and the storage plate 10 is fixedly connected to the side of the fixing plate 9. The storage plate 10 is integrally in the shape of a "C"-shaped plate structure. One end of the sound insulation cover 12 is fixedly connected in the storage groove 11. The sound insulation cover 12 can be compressed and folded in the storage groove 11. A positioning plate 16 is provided on the surface of the sound insulation cover 12, and a limit bolt 17 is screwed into the positioning plate 16. Sound-absorbing cotton 18 is provided on the inner side surface of the sound insulation cover 12. A limit plate 19 is provided on the surface of the fixing plate 9, and a threaded hole is also opened on the side of the limit plate 19. The limit bolt 17 can be screwed into the threaded holes opened on the side of the limit plate 19 and the side of the vertical plate 14.

[0029] During use, first, when it is necessary to reduce the noise of the motor body 8, the sound insulation cover 12 can be first pulled out from the storage groove 11, and then one end of the limit bolt 17 is screwed into the threaded hole opened on the side of the vertical plate 14, so as to fix the unfolded sound insulation cover 12. Then, the cooperation of the sound insulation cover 12 and the sound-absorbing cotton 18 can be used to improve the absorption and isolation of noise, thereby reducing the noise. When not in use, the sound insulation cover 12 can be pressed and stored in the storage groove 11 and fixed by screwing the limit bolt 17 into the threaded hole opened on the side of the limit plate 19, so as to facilitate the storage and placement of the sound insulation cover 12.

[0030] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sound insulation and noise reduction mechanism for an electric machine, characterized in that: The sound insulation and noise reduction mechanism for the motor comprises a support base (1), a support plate (2) and a positioning rod (3) are arranged on the surface of the support base (1), a buffer spring (4) and a positioning ring (5) are arranged on the surface of the positioning rod (3), a threaded rod (6) is arranged on the surface of the positioning ring (5), a motor plate (7) is arranged on the surface of the threaded rod (6), and a motor body (8) is arranged on the surface of the motor plate (7); A fixing plate (9) is arranged on the side of the support base (1), a containing plate (10) is arranged on the side of the fixing plate (9), a containing groove (11) is formed in the containing plate (10), and a sound insulation cover (12) is arranged in the containing groove (11); A heat dissipation opening (13) is formed in the surface of the support base (1), the support plate (2) is fixedly connected to the surface of the support base (1), a vertical plate (14) is arranged on the surface of the support plate (2), a threaded hole is formed in the side of the vertical plate (14), and the positioning rod (3) is fixedly connected to the surface of the support base (1); One end of the buffer spring (4) is fixedly connected to the surface of the support base (1), the other end of the buffer spring (4) is fixedly connected to the bottom of the positioning ring (5), a limiting nut is screwed on the surface of the threaded rod (6) to fix the motor plate (7), and a damping ring (15) is arranged on the inner ring surface of the positioning ring (5).

2. The sound insulation and noise reduction mechanism for an electric machine according to claim 1, characterized in that: The fixing plate (9) is fixedly connected to the surface of the support base (1), the containing plate (10) is fixedly connected to the side of the fixing plate (9), and the containing plate (10) has a " " shape and is in a plate structure.

3. The sound insulation and noise reduction mechanism for an electric machine according to claim 1, characterized in that: One end of the sound insulation cover (12) is fixedly connected to the containing groove (11), the sound insulation cover (12) can be compressed and folded in the containing groove (11), and a positioning plate (16) is arranged on the surface of the sound insulation cover (12).

4. The sound insulation and noise reduction mechanism for an electric machine according to claim 3, characterized in that: A limiting bolt (17) is screwed in the positioning plate (16), sound-absorbing cotton (18) is arranged on the inner side of the sound insulation cover (12), a limiting plate (19) is arranged on the surface of the fixing plate (9), threaded holes are formed in the side of the limiting plate (19), and the limiting bolt (17) can be screwed into the threaded holes formed in the side of the vertical plate (14) and the limiting plate (19).

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