CN214674710U

CN214674710U - Brushless motor with noise reduction device for stirrer

Info

Publication number: CN214674710U
Application number: CN202120800593.5U
Authority: CN
Inventors: 龙华; 龙波; 龙毅; 黄桂伟
Original assignee: Shenzhen Huayis Electronics Co ltd
Current assignee: Shenzhen Huayis Electronics Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-09
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a brushless motor with device of making an uproar falls is used to agitator, including motor housing, motor housing's surface cover is equipped with the device of making an uproar falls, fall the device of making an uproar and include that mounting plate, the first frame of making an uproar, the second fall the frame of making an uproar, buffer gear and cushion rubber block fall, mounting plate's last fixed surface installs the first frame of making an uproar that falls, one side that mounting plate's upper surface is located the first frame of making an uproar that falls is provided with buffer gear. A brushless motor with device of making an uproar falls is used to agitator belongs to the motor field, when using, firstly fall the frame of making an uproar and through the rear end cap and the front end housing surface of falling the cotton laminating motor housing of making an uproar, can absorb the noise that the motor during operation vibration produced and tentatively fall the noise, motor housing reduces the vibrational force through buffering many times simultaneously to prevent to produce resonance with the equipment fixing region, and then further play and fall the effect of making an uproar, make the motor fall the performance of making an uproar and improve.

Description

Brushless motor with noise reduction device for stirrer

Technical Field

The utility model relates to a motor field, in particular to agitator is with brushless motor who has the device of making an uproar of falling.

Background

The brushless direct current motor consists of a motor main body and a driver, is a typical electromechanical integrated product, and does not need to be additionally provided with a starting winding on a rotor like a synchronous motor which is started under heavy load under variable frequency speed regulation or generate oscillation and step loss when the load suddenly changes because the brushless direct current motor runs in an automatic control mode; however, the existing brushless motor has a certain disadvantage in use, and is directly installed in the installation area of the stirrer, so that noise is generated by vibration during operation, and the vibration is easily transmitted to the installation area to generate resonance, so that noise is generated, and the noise reduction performance of the brushless motor during operation is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a brushless motor with device of making an uproar falls is used to agitator can effectively solve among the background art brushless motor direct mount at agitator installation region, and the during operation vibration can produce the noise to the vibration easily transmits the installation region and produces resonance, also can produce the noise like this, makes the brushless motor during operation fall the not good problem of performance of making an uproar.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a brushless motor with device of making an uproar falls for agitator, includes motor housing, motor housing's surface cover is equipped with the device of making an uproar falls, fall the device of making an uproar and include that mounting plate, the first frame of making an uproar, buffer gear and cushion rubber block fall of making an uproar, mounting plate's last fixed surface installs the first frame of making an uproar of falling, one side that mounting plate's upper surface is located the first frame of making an uproar of falling is provided with buffer gear, one side fixed mounting that mounting plate's upper surface is located buffer gear has the second to fall the frame of making an uproar, the embedded cushion rubber block that is equipped with of recess of mounting plate lower surface.

Preferably, the rear end of the motor housing is fixedly provided with a rear end cover, and the front end of the motor housing is provided with a front end cover.

Preferably, buffer gear includes buffering support, guide post and buffer spring, the lower fixed surface of buffering support installs the guide post, the surface cover of guide post is equipped with buffer spring.

Preferably, the first frame of making an uproar with the second falls the equal fixed mounting in the inboard surface of the frame of making an uproar and falls the cotton of making an uproar, the first frame of making an uproar with the second falls the surface of the frame of making an uproar and wears to be equipped with fastening bolt, the first frame of making an uproar of falling passes through fastening bolt and front end housing fixed connection, the second falls the frame of making an uproar and passes through fastening bolt and rear end housing fixed connection, and when using, the first frame of making an uproar of falling is through the rear end housing and the front end housing surface of falling the cotton laminating motor housing of making an uproar, can absorb the noise that the motor during operation vibration produced and tentatively fall the noise, and motor housing reduces the vibrational force through buffering many times simultaneously to prevent to produce resonance with the equipment fixing region, and then further play the effect of making an uproar, make the motor fall the performance of making an uproar and improve.

Preferably, the mounting part is fixedly mounted on the side surface of the mounting base plate, the mounting circular hole is formed in the surface of the mounting part, the guide sliding hole is formed in the upper surface of the mounting base plate, the buffer slotted hole is formed in the upper surface of the shock-absorbing rubber block, and the mounting part is fixedly connected with the lower end edge of the mounting base plate.

Preferably, one end of the buffer spring is fixedly connected with the surface of the buffer support, the other end of the buffer spring is fixedly connected with the upper surface of the mounting base plate, the guide post penetrates through the inside of the buffer slot hole after penetrating through the guide sliding hole, the first noise reduction frame and the second noise reduction frame are symmetrically arranged on the upper surface of the mounting base plate, and the noise reduction cotton is attached to the surfaces of the rear end cover and the front end cover.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the device of making an uproar that falls that sets up, when using, the first back end housing and the front end housing surface of falling the frame of making an uproar through the cotton laminating motor housing that falls of making an uproar can absorb the noise that the motor during operation vibration produced and tentatively fall and make an uproar, and motor housing reduces the vibrational force through buffering many times simultaneously to prevent to produce resonance with the equipment fixing region, and then further play the effect of making an uproar, make the motor fall the performance of making an uproar and improve.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the noise reducer of the present invention;

FIG. 3 is a schematic view of the structure of the buffer spring of the present invention;

fig. 4 is a schematic view of the mounting bottom plate of the present invention;

fig. 5 is an overall bottom view of the present invention.

In the figure: 1. a motor housing; 2. a rear end cap; 3. a front end cover; 4. an output shaft; 5. a noise reduction device; 6. mounting a bottom plate; 7. a first noise reduction frame; 8. a second noise reduction frame; 9. a buffer mechanism; 10. a buffer bracket; 11. a guide post; 12. a buffer spring; 13. a guide slide hole; 14. a shock-absorbing rubber block; 15. a buffer slot hole; 16. a mounting member; 17. mounting a round hole; 18. fastening a bolt; 19. and noise reduction cotton.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-5, a brushless motor with noise reduction device for agitator, including motor housing 1, the surface cover of motor housing 1 is equipped with noise reduction device 5, noise reduction device 5 includes mounting plate 6, the first frame 7 of making an uproar that falls, the second falls the frame 8 of making an uproar, buffer gear 9 and cushion rubber 14, mounting plate 6's last fixed surface installs the first frame 7 of making an uproar that falls, one side that mounting plate 6's upper surface is located the first frame 7 of making an uproar that falls is provided with buffer gear 9, one side fixed mounting that mounting plate 6's upper surface is located buffer gear 9 has the second to fall the frame 8 of making an uproar, the embedded cushion rubber 14 that is equipped with of recess of mounting plate 6 lower surface.

The rear end of the motor shell 1 is fixedly provided with a rear end cover 2, and the front end of the motor shell 1 is provided with a front end cover 3.

Buffer gear 9 includes buffering support 10, guide post 11 and buffer spring 12, and the lower fixed surface of buffering support 10 installs guide post 11, and the surface cover of guide post 11 is equipped with buffer spring 12.

In this embodiment, the inner side surfaces of the first noise reduction frame 7 and the second noise reduction frame 8 are fixedly provided with noise reduction cotton 19, fastening bolts 18 penetrate through the surfaces of the first noise reduction frame 7 and the second noise reduction frame 8, the first noise reduction frame 7 is fixedly connected with the front end cover 3 through the fastening bolts 18, the second noise reduction frame 8 is fixedly connected with the rear end cover 2 through the fastening bolts 18, when the noise reduction frame is used, the first noise reduction frame 7 is attached to the surface of the rear end cover 2 and the surface of the front end cover 3 of the motor shell 1 through the noise reduction cotton 19, the noise generated by vibration of the motor during operation can be absorbed, and the noise is reduced primarily, meanwhile, the motor shell 1 reduces the vibration force through multiple buffering, and resonance with an equipment installation area is prevented, further noise reduction is realized, and the noise reduction performance of the motor is improved.

The side surface fixed mounting of mounting plate 6 has installed part 16, and installation round hole 17 has been seted up on the surface of installed part 16, and direction slide opening 13 has been seted up to the upper surface of mounting plate 6, and cushion slotted hole 15 has been seted up to the upper surface of cushion rubber block 14, and the lower extreme edge fixed connection of installed part 16 and mounting plate 6.

One end of a buffer spring 12 is fixedly connected with the surface of the buffer support 10, the other end of the buffer spring 12 is fixedly connected with the upper surface of the mounting bottom plate 6, a guide post 11 penetrates through the inside of a buffer slot hole 15 after penetrating through a guide sliding hole 13, the first noise reduction frame 7 and the second noise reduction frame 8 are symmetrically arranged on the upper surface of the mounting bottom plate 6, and noise reduction cotton 19 is attached to the surfaces of the rear end cover 2 and the front end cover 3.

It should be noted that, the utility model relates to a brushless motor with noise reduction device for agitator, before using, noise reduction device 5 is fixed with rear end cap 2 and front end cap 3 of motor housing 1 through fastening bolt 18, when using, first noise reduction frame 7 is laminated with rear end cap 2 and front end cap 3 surface of motor housing 1 through noise reduction cotton 19, can absorb noise generated by vibration when motor works and primarily reduce noise, when motor housing 1 vibrates, the force of vibration can be transmitted to the surface of buffer support 10, and buffer support 10 buffers vibration through compression buffer spring 12, meanwhile guide post 11 penetrates into buffer slot hole 15 of cushion rubber block 14 to further buffer vibration, in addition, when mounting plate 6 is installed in the motor mounting region of equipment, cushion rubber block 14 contacts with the mounting region, can reduce motor vibration and resonance generated in the mounting region, these can further serve as noise reduction.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. Although embodiments of the present invention have been shown and described, it is not intended to limit the scope of the invention, which is defined by the appended claims and their equivalents, and all changes in equivalent structure or equivalent flow process that can be made by using the contents of the specification and drawings or applied directly or indirectly to other related technical fields are intended to be embraced therein by the scope of the invention.

Claims

1. The utility model provides a brushless motor with noise reduction device for agitator which characterized in that: including motor housing (1), the surface cover of motor housing (1) is equipped with and falls device (5) of making an uproar, fall device (5) of making an uproar and fall frame (8), buffer gear (9) and cushion rubber block (14) including mounting plate (6), the first frame (7) of making an uproar that falls of making an uproar, the last fixed surface of mounting plate (6) installs the first frame (7) of making an uproar that falls, one side that the upper surface of mounting plate (6) is located the first frame (7) of making an uproar that falls is provided with buffer gear (9), one side fixed mounting that the upper surface of mounting plate (6) is located buffer gear (9) has the second to fall the frame (8) of making an uproar, the embedded cushion rubber block (14) that is equipped with of shock attenuation of mounting plate (6) lower surface.

2. The brushless motor with noise reduction device for agitator according to claim 1, wherein: the rear end of the motor shell (1) is fixedly provided with a rear end cover (2), and the front end of the motor shell (1) is provided with a front end cover (3).

3. The brushless motor with noise reduction device for agitator according to claim 2, wherein: buffer gear (9) are including buffering support (10), guide post (11) and buffer spring (12), the lower fixed surface of buffering support (10) installs guide post (11), the surface cover of guide post (11) is equipped with buffer spring (12).

4. A brushless motor with a noise reduction device for a pulsator according to claim 3, wherein: the noise reduction device is characterized in that noise reduction cotton (19) is fixedly mounted on the inner side surface of the first noise reduction frame (7) and the inner side surface of the second noise reduction frame (8), fastening bolts (18) are arranged on the surfaces of the first noise reduction frame (7) and the second noise reduction frame (8) in a penetrating mode, the first noise reduction frame (7) is fixedly connected with the front end cover (3) through the fastening bolts (18), and the second noise reduction frame (8) is fixedly connected with the rear end cover (2) through the fastening bolts (18).

5. The brushless motor with noise reduction device for agitator according to claim 4, wherein: the side surface fixed mounting of mounting plate (6) has installed part (16), installation round hole (17) have been seted up on the surface of installed part (16), direction slide opening (13) have been seted up to the upper surface of mounting plate (6), buffering slotted hole (15) have been seted up to the upper surface of cushion rubber block (14), the lower extreme edge fixed connection of installed part (16) and mounting plate (6).

6. The brushless motor with noise reduction device for agitator according to claim 5, wherein: the one end of buffer spring (12) is connected with the fixed surface of buffering support (10), the other end of buffer spring (12) is connected with the last fixed surface of mounting plate (6), guide post (11) penetrate the inside of buffering slotted hole (15) after running through direction slide opening (13), first fall make an uproar frame (7) with the second fall make an uproar frame (8) and be located the upper surface symmetry setting of mounting plate (6), fall the surface laminating of cotton (19) and rear end cap (2) and front end cap (3) of making an uproar.