CN213628182U

CN213628182U - Frequency conversion centrifugal pump with mechanism of making an uproar is fallen

Info

Publication number: CN213628182U
Application number: CN202022440577.8U
Authority: CN
Inventors: 钟海波
Original assignee: Weile New Energy Technology Co ltd
Current assignee: Weile New Energy Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-07-06
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a frequency conversion centrifugal pump with noise reduction mechanism belongs to the centrifugal pump field, including the bottom plate, the upper surface of bottom plate is fixedly connected with symmetrical reference column, the cavity has been seted up to the inside of reference column, the through-hole has been seted up to the upper surface of reference column, the inside joint of through-hole has the support column, the inside wall of cavity has seted up the spout, the inside joint of spout has the slider of looks adaptation, a side that the slider kept away from the spout is connected with the surface mounting of support column, the upper surface of support column is fixedly connected with the backup pad, the upper surface mounting of backup pad is connected with the fixed plate; through the inside of going into the draw-in groove to the fixture block card, avoid making an uproar the board of falling to take place to rock, improve the stability of making an uproar the board of falling, absorb the noise that the centrifugal pump body produced when moving through the abatvoix, noise abatement's diffusion avoids the noise to cause the influence to staff's hearing, improves staff's operational environment.

Description

Frequency conversion centrifugal pump with mechanism of making an uproar is fallen

Technical Field

The utility model belongs to the technical field of the centrifugal pump, concretely relates to frequency conversion centrifugal pump with mechanism of making an uproar falls.

Background

The centrifugal pump is a pump for conveying liquid by the centrifugal force generated when an impeller rotates, before the pump is started, a pump shell and a water suction pipe are filled with water, then a motor is started, a pump shaft drives the impeller and the water to rotate at a high speed, the water centrifugally moves and is thrown to the outer edge of the impeller and flows into a water pressing pipeline of the water pump through a flow channel of a volute pump shell, the centrifugal pump can be widely used for conveying slurry containing solid particles in industries such as electric power, metallurgy, coal, building materials and the like, such as hydraulic ash removal of a thermal power plant, ore slurry conveying of a metallurgical ore dressing plant, coal slurry of a coal washing plant, heavy medium conveying and the like, when the centrifugal pump works, the pump needs to be placed on land, the water suction pipe is placed in the water and needs to be filled with the pump for starting, the existing centrifugal pump does not have the function of noise reduction, and the violent vibration of the existing centrifugal pump can cause great noise in the working process and can, we have provided a variable frequency centrifugal pump with a noise reduction mechanism to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frequency conversion centrifugal pump with mechanism of making an uproar falls to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a frequency conversion centrifugal pump with a noise reduction mechanism comprises a base plate, wherein symmetrical positioning columns are fixedly connected to the upper surface of the base plate, cavities are formed in the positioning columns, through holes are formed in the upper surface of the positioning columns, supporting columns are clamped in the through holes, sliding grooves are formed in the inner side walls of the cavities, adaptive sliding blocks are clamped in the sliding grooves, one side surface, away from the sliding grooves, of each sliding block is fixedly connected with the outer surfaces of the supporting columns, a supporting plate is fixedly connected to the upper surface of each supporting column, a fixing plate is fixedly connected to the upper surface of each supporting plate, a centrifugal pump body is fixedly connected to the upper surface of each fixing plate, a positioning plate is fixedly connected to the upper surface of each fixing plate, a pin shaft is fixedly hinged to the top end of each positioning plate, a noise reduction plate is fixedly hinged to the top end, the clamping groove is formed in the upper surface of the fixing plate, a clamping block is fixedly connected to the bottom surface of the noise reduction plate, and the clamping block is clamped inside the clamping groove.

As a preferred embodiment, a fastening block is placed on the front surface of the noise reduction plate, and the back surface of the fastening block is fixedly connected with the front surface of the noise reduction plate.

As a preferred embodiment, a fixing column is fixedly connected to an upper surface of the fixing plate, and an upper surface of the fixing column is fixedly connected to a bottom surface of the centrifugal pump body.

As a preferable embodiment, a rubber pad is placed in the cavity, and the bottom surface of the rubber pad is fixedly connected with the inner bottom wall of the cavity.

As a preferred embodiment, a protective cloth is fixedly connected to the upper surface of the bottom plate, and the upper surface of the protective cloth is fixedly connected to the outer surface of the fixing plate.

In a preferred embodiment, a spring seat is fixedly connected to an upper surface of the base plate, a compression spring is fixedly connected to an upper surface of the spring seat, and an upper surface of the compression spring is fixedly connected to a bottom surface of the fixing plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the variable frequency centrifugal pump with the noise reduction mechanism has the advantages that the fixing plate can slightly move up and down through the matching of the sliding groove and the sliding block, the generation of vibration is reduced, the protection of a centrifugal pump body is improved, the clamping block is clamped into the clamping groove, the noise reduction plate is prevented from shaking, the stability of the noise reduction plate is improved, noise generated when the centrifugal pump body operates is absorbed through the sound absorption plate, the diffusion of the noise is reduced, the influence of the noise on the hearing of workers is avoided, and the working environment of the workers is improved;

this frequency conversion centrifugal pump with mechanism of making an uproar falls, reached the protection to the device through the protection cloth, improve the device's security, bottom surface fixed connection through compression spring's upper surface and fixed plate, the effect that supports the fixed plate has been reached, reduce the vibration that the centrifugal pump body produced when moving, the production of noise abatement, through the back of detaining the piece and the positive fixed connection who falls the board of making an uproar, make things convenient for the staff to open and fall the board of making an uproar, improve staff's work efficiency, reached the effect to the centrifugal pump body reinforcement through the fixed column, improve the stability of the centrifugal pump body when moving.

Drawings

Fig. 1 is a cross-sectional view of a bottom plate elevation of the present invention;

fig. 2 is a cross-sectional view of a side view of the positioning post of the present invention;

fig. 3 is a sectional view of a side view of the fixing plate of the present invention;

fig. 4 is an enlarged schematic view of a structure shown in fig. 3 according to the present invention.

In the figure: 1. a base plate; 2. a positioning column; 3. a through hole; 4. a support pillar; 5. a chute; 6. a slider; 7. a cavity; 8. a support plate; 9. a fixing plate; 10. a centrifugal pump body; 11. positioning a plate; 12. a pin shaft; 13. a noise reduction plate; 14. a sound-absorbing panel; 15. a card slot; 16. a clamping block; 17. buckling blocks; 18. fixing a column; 19. a rubber pad; 20. protective cloth; 21. a spring seat; 22. compressing the spring.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-4, the utility model provides a frequency conversion centrifugal pump with noise reduction mechanism, including a bottom plate 1, the upper surface of the bottom plate 1 is fixedly connected with symmetrical positioning columns 2, the inside of the positioning columns 2 is provided with cavities 7, the inside of the cavities 7 is provided with rubber pads 19, the bottom surfaces of the rubber pads 19 are fixedly connected with the inner bottom wall of the cavities 7, the effect of limiting the supporting columns 4 is achieved, the collision of the supporting columns 4 is avoided, the upper surface of the positioning columns 2 is provided with through holes 3, the supporting columns 4 are clamped inside the through holes 3, the inner side wall of the cavities 7 is provided with sliding chutes 5, the sliding chutes 5 are clamped inside with adaptive sliding blocks 6, one side surface of the sliding blocks 6 away from the sliding chutes 5 is fixedly connected with the outer surface of the supporting columns 4, the upper surface of the supporting columns 4 is fixedly connected with supporting plates 8, the upper surface of, the upper surface of the fixing column 18 is fixedly connected with the bottom surface of the centrifugal pump body 10, the effect of reinforcing the centrifugal pump body 10 is achieved, the stability of the centrifugal pump body 10 in operation is improved, the upper surface of the base plate 1 is fixedly connected with the protective cloth 20, the upper surface of the protective cloth 20 is fixedly connected with the outer surface of the fixing plate 9, the protection of the device is achieved, and the safety of the device is improved.

The upper surface of the bottom plate 1 is fixedly connected with a spring seat 21, the upper surface of the spring seat 21 is fixedly connected with a compression spring 22, the upper surface of the compression spring 22 is fixedly connected with the bottom surface of the fixed plate 9, so that the effect of supporting the fixed plate 9 is achieved, the vibration generated when the centrifugal pump body 10 operates is reduced, and the noise is reduced, the upper surface of the fixed plate 9 is fixedly connected with the centrifugal pump body 10, the upper surface of the fixed plate 9 is fixedly connected with a positioning plate 11, the top end of the positioning plate 11 is fixedly hinged with a pin shaft 12, the top end of the positioning plate 11 is fixedly hinged with a noise reduction plate 13 through the pin shaft 12, the front surface of the noise reduction plate 13 is provided with a buckle block 17, the back surface of the buckle block 17 is fixedly connected with the front surface of the noise reduction plate 13, so that the noise reduction plate 13 can be conveniently opened by a, the bottom surface of the noise reduction plate 13 is fixedly connected with a clamping block 16, and the clamping block 16 is clamped in the clamping groove 15.

The utility model discloses a theory of operation and use flow: at first be linked together the centrifugal pump body 10 with the power, place the centrifugal pump body 10 through bottom plate 1 stability, when the centrifugal pump body 10 moving, cooperation through spout 5 and slider 6, can make fixed plate 9 slightly reciprocate, reduce the production of vibration, then fall the outside of making an uproar board 13 cover at the centrifugal pump body 10 through the cooperation of detaining piece 17 and round pin axle 12, then 16 card goes into the inside of draw-in groove 15 to the fixture block, it takes place to rock to avoid falling the board 13 of making an uproar, improve the stability of falling the board 13 of making an uproar, then absorb the noise that the centrifugal pump body 10 produced when moving through abatvoix 14, the diffusion of noise abatement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a frequency conversion centrifugal pump with mechanism of making an uproar falls, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a symmetrical positioning column (2), a cavity (7) is formed in the positioning column (2), a through hole (3) is formed in the upper surface of the positioning column (2), a supporting column (4) is clamped in the through hole (3), a sliding chute (5) is formed in the inner side wall of the cavity (7), a sliding block (6) matched with the sliding chute (5) is clamped in the sliding chute (5), one side surface, away from the sliding chute (5), of the sliding block (6) is fixedly connected with the outer surface of the supporting column (4), a supporting plate (8) is fixedly connected with the upper surface of the supporting plate (8), a fixing plate (9) is fixedly connected with the upper surface of the fixing plate (9), a centrifugal pump body (10) is fixedly connected with the upper surface of the fixing plate (9), and a positioning plate (11) is, the fixed hinge in top of locating plate (11) has round pin axle (12), the fixed hinge in top of locating plate (11) has board (13) of making an uproar of falling through round pin axle (12), the inner wall fixedly connected with abatvoix (14) of board (13) of making an uproar of falling, draw-in groove (15) have been seted up to the upper surface of fixed plate (9), the bottom surface fixedly connected with fixture block (16) of board (13) of making an uproar falls, fixture block (16) joint is in the inside of draw-in groove (15).

2. The variable frequency centrifugal pump with noise reduction mechanism of claim 1, wherein: the front of the noise reduction plate (13) is provided with a buckling block (17), and the back of the buckling block (17) is fixedly connected with the front of the noise reduction plate (13).

3. The variable frequency centrifugal pump with noise reduction mechanism of claim 1, wherein: the upper surface of the fixed plate (9) is fixedly connected with a fixed column (18), and the upper surface of the fixed column (18) is fixedly connected with the bottom surface of the centrifugal pump body (10).

4. The variable frequency centrifugal pump with noise reduction mechanism of claim 1, wherein: a rubber pad (19) is placed in the cavity (7), and the bottom surface of the rubber pad (19) is fixedly connected with the inner bottom wall of the cavity (7).

5. The variable frequency centrifugal pump with noise reduction mechanism of claim 1, wherein: the upper surface of the bottom plate (1) is fixedly connected with protective cloth (20), and the upper surface of the protective cloth (20) is fixedly connected with the outer surface of the fixing plate (9).

6. The variable frequency centrifugal pump with noise reduction mechanism of claim 1, wherein: the upper surface of the bottom plate (1) is fixedly connected with a spring seat (21), the upper surface of the spring seat (21) is fixedly connected with a compression spring (22), and the upper surface of the compression spring (22) is fixedly connected with the bottom surface of the fixing plate (9).