CN110768450A

CN110768450A - Vibration/noise reduction's inverter motor

Info

Publication number: CN110768450A
Application number: CN201911268440.4A
Authority: CN
Inventors: 张军
Original assignee: Hubei State Electrical Machinery Ltd By Share Ltd
Current assignee: Hubei State Electrical Machinery Ltd By Share Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-02-07

Abstract

The invention relates to the technical field of variable frequency motors, in particular to a shock-absorbing and noise-reducing variable frequency motor which comprises a shell, wherein sound-absorbing cotton is filled in the shell, a hollow groove is formed in one side of the shell, a supporting seat is movably arranged in the shell, the lower part of the supporting seat is fixedly connected with the bottom of the inner side of the shell through a shock-absorbing piece, the shock-absorbing piece comprises a fixing sleeve, an inner connecting block, a connecting column and a spring, the bottom of the shell and the lower surface of the supporting seat are respectively connected with the fixing sleeve, the inner connecting block is fixedly arranged at the upper end and the lower end of the connecting column, the inner connecting block is inserted into the connecting column, the spring is fixedly connected between the connecting columns at the upper side and the lower side, the spring is sleeved outside the connecting column, and a motor body.

Description

Vibration/noise reduction's inverter motor

Technical Field

The invention relates to the technical field of variable frequency motors, in particular to a shock-absorbing noise-reducing variable frequency motor.

Background

Inverter motor is at the working process, and its inside can produce very big vibrations, leads to inverter motor can produce great noise in work for inverter motor's staff on every side is uncomfortable, influences work efficiency, so need one kind can carry out vibration/noise reduction's inverter motor and improve the comfort level that staff worked.

Disclosure of Invention

The invention aims to solve the defect of high noise in the prior art, and provides a vibration and noise reduction variable frequency motor.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a vibration/noise reduction's inverter motor, which comprises an outer shell, the inside packing of shell is equipped with inhales the sound cotton, the dead slot has been seted up to shell one side, the inside movable mounting of shell has the supporting seat, the supporting seat below through the damping piece with the inboard bottom of shell is fixed to link to each other, the damping piece includes fixed sleeve, interior splice block, spliced pole and spring, the shell bottom with the supporting seat lower surface all is connected with the fixed sleeve, the equal fixed mounting in both ends has the interior splice block about the spliced pole, the equal cartridge of interior splice block is inside the spliced pole, upper and lower both sides fixedly connected with spring between the spliced pole, the spring housing is located the spliced pole outside, fixed surface installs the motor organism on the supporting seat.

Preferably, an inner groove is formed in the bottom of the empty groove, a dust screen is fixedly mounted at the bottom of the inner groove, a pull plate is fixedly mounted on the dust screen, a first magnet is fixedly mounted on the upper surface of the pull plate, a second magnet is fixedly mounted at the upper end of the empty groove, and the first magnet and the second magnet are matched with each other.

Preferably, the sum of the heights of the empty groove and the inner groove is equal to the height of the dust screen.

Preferably, both sides of the upper surface of the supporting seat are provided with grooves, the inner wall surface of the shell and positioned on both sides of the supporting seat are fixedly provided with limiting blocks, and the limiting blocks are matched with the grooves.

Preferably, the upper end and the lower end of the internal connection block are respectively stuck and covered with a buffer pad, and the buffer pads are made of rubber.

The invention provides a shock-absorbing noise-reducing variable frequency motor, which has the beneficial effects that: the spring that this inverter motor inside was equipped with supports through interior splice block and fixed sleeve for inverter motor is at the during operation, and the vibrations that produce all can be dispelled through the elastic action of spring, reduces the vibrations that inverter motor produced, and then reduces the noise that inverter motor produced, has good vibration/noise reduction's function.

Drawings

FIG. 1 is a schematic cross-sectional view of a vibration/noise reduction inverter motor according to the present invention;

FIG. 2 is a schematic longitudinal sectional structural view of a vibration/noise reduction inverter motor according to the present invention;

FIG. 3 is an enlarged schematic structural diagram of a point A in FIG. 1 of a vibration-damping and noise-reducing inverter motor according to the present invention;

fig. 4 is an enlarged structural schematic diagram of a shock-absorbing and noise-reducing inverter motor shown in fig. 1 at B.

In the figure: the motor comprises a shell 1, sound-absorbing cotton 2, a damping piece 3, a fixing sleeve 31, an inner connecting block 32, a connecting column 33, a spring 34, a buffer pad 35, a supporting seat 4, an empty groove 5, a pulling plate 6, a first magnet 7, a dust-proof net 8, an inner groove 9, a second magnet 10, a limiting block 11, a groove 12 and a motor body 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-4, a vibration/noise reduction's inverter motor, including shell 1, the cotton 2 of inhaling sound is equipped with to the inside packing of shell 1, inhales the cotton effect that has the sound of sound, can reduce the noise that inverter motor produced, and dead slot 5 has been seted up to shell 1 one side, and the inside movable mounting of shell 1 has supporting seat 4, and supporting seat 4 below is through damping piece 3 and the fixed linking to each other of the inboard bottom of shell 1, and fixed surface installs motor organism 13 on supporting seat 4.

The shock absorber 3 includes fixed sleeve 31, inner joint piece 32, spliced pole 33 and

spring

34, and 1 bottom of shell and 4 lower surfaces of supporting seat all are connected with fixed sleeve 31, and the equal fixed mounting in spliced pole 32 in both ends about the spliced pole 33, the equal cartridge of inner joint piece 32 is inside spliced pole 33, fixedly connected with spring 34 between the spliced pole 33 of upper and lower both sides, and the spliced pole 33 outside is located to the spring 34 cover.

When supporting seat 4 receives the effect of power, spring 34 is compressed, and spring 34 supports through internal block 32 and fixed sleeve 31 for inverter motor is at the during operation, and the vibrations of production all can be dispelled through spring 34's elastic action, reduce the vibrations of inverter motor production, and then reduce the noise that inverter motor produced, have good vibration/noise reduction's function.

Example 2

Referring to fig. 4, as another preferred embodiment of the present invention, in embodiment 1, an inner groove 9 is formed at the bottom of the empty groove 5, a dust screen 8 is fixedly installed at the bottom of the inner groove 9, a pulling plate 6 is fixedly installed at the upper end of the dust screen 8, a first magnet 7 is fixedly installed on the upper surface of the pulling plate 6, a second magnet 10 is fixedly installed at the upper end of the empty groove 5, the first magnet 7 and the second magnet 10 are matched with each other, and the sum of the heights of the empty groove 5 and the inner groove 9 is equal to the height of the dust screen 8.

Pulling arm-tie 6 for first magnet 7 and second magnet 10 mutually support, dust screen 8 can hide dead slot 5 completely this moment, can play fine dustproof effect, prevent that the electric frequency motor is inside when not using from accumulating the dust, when the electric frequency motor needs to use, directly puts down arm-tie 6, make dust screen 8 pile up in inside groove 9 can.

Example 3

Referring to fig. 4, as another preferred embodiment of the present invention, on the basis of embodiment 1 or embodiment 2, both sides of the upper surface of the supporting seat 4 are provided with grooves 12, the inner wall surface of the housing 1 is fixedly provided with limiting blocks 11 at both sides of the supporting seat 4, the limiting blocks 11 are matched with the grooves 12, the limiting blocks 11 can limit the position of the upper side of the supporting seat 4, the position of the lower side of the supporting seat 4 is mainly supported by the damping member 3, and when the spring 34 is in a relaxed and expanded state, the limiting blocks 11 can prevent the supporting seat 4 from moving upward to affect the stability of the bottom of the motor body 13.

Example 4

Referring to fig. 3, as another preferred embodiment of the present invention, on the basis of embodiment 1, embodiment 2 or embodiment 3, the upper and lower ends of the inner connecting block 32 are respectively adhered and covered with a buffer pad 35, the buffer pads 35 are made of rubber, the rubber has a good elastic buffer performance, when the spring 34 is compressed and the inner connecting block 32 and the fixing sleeve 31 are contacted with each other, the buffer pads 35 can prevent a hard collision between the inner connecting block 32 and the fixing sleeve 31, so that the shock absorption effect is further improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a vibration/noise reduction's inverter motor, its characterized in that, includes shell (1), shell (1) inside filling is equipped with inhales sound cotton (2), dead slot (5) have been seted up to shell (1) one side, shell (1) inside movable mounting has supporting seat (4), supporting seat (4) below through damping piece (3) with shell (1) inboard bottom is fixed continuous, damping piece (3) include fixed sleeve (31), interior splice block (32), spliced pole (33) and spring (34), shell (1) bottom with supporting seat (4) lower surface all is connected with fixed sleeve (31), the equal fixed mounting in both ends has interior splice block (32) about spliced pole (33), interior splice block (32) all cartridge is inside spliced pole (33), upper and lower both sides fixedly connected with spring (34) between spliced pole (33), the spring (34) is sleeved on the outer side of the connecting column (33), and a motor body (13) is fixedly mounted on the upper surface of the supporting seat (4).

2. The vibration and noise reduction inverter motor according to claim 1, wherein an inner groove (9) is formed at the bottom of the empty groove (5), a dust screen (8) is fixedly installed at the bottom of the inner groove (9), a pulling plate (6) is fixedly installed at the upper end of the dust screen (8), a first magnet (7) is fixedly installed on the upper surface of the pulling plate (6), a second magnet (10) is fixedly installed at the upper end of the empty groove (5), and the first magnet (7) and the second magnet (10) are matched with each other.

3. A vibration and noise reducing inverter motor according to claim 1, characterized in that the sum of the heights of the empty slots (5) and the inner slots (9) is equal to the height of the dust screen (8).

4. The vibration and noise reduction inverter motor according to claim 1, wherein both sides of the upper surface of the supporting seat (4) are provided with grooves (12), both sides of the supporting seat (4) and the inner wall surface of the housing (1) are fixedly provided with limiting blocks (11), and the limiting blocks (11) are matched with the grooves (12).

5. The vibration and noise reduction inverter motor according to claim 1, wherein the inner connecting block (32) is covered with cushions (35) at both upper and lower ends, and the cushions (35) are made of rubber.