CN215715729U

CN215715729U - Automatic water supply device of horizontal centrifugal pump

Info

Publication number: CN215715729U
Application number: CN202122009739.7U
Authority: CN
Inventors: 赵丽环
Original assignee: Guangdong Winning Pumps Industrial Co ltd
Current assignee: Guangdong Winning Pumps Industrial Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-01
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses an automatic water supply device of a horizontal centrifugal pump, which relates to the technical field of centrifugal pumps and comprises a water supply device main body, wherein a base is arranged on the lower side of the water supply device main body, the water supply device main body comprises a motor and a pump body, an automatic water supply mechanism is arranged on the outer side of the pump body, and a damping and noise reduction mechanism is arranged on the lower side of the base. According to the utility model, through the matching of the first bottom valve, the first water filter, the second bottom valve, the second water filter, the transfer water box, the third bottom valve and the lower water tubule, water in the water pool is filtered through the first water filter and the second water filter, when the first bottom valve or the second bottom valve is blocked by sundries and cannot be used, water flow can enter the pump body through the other bottom valve, when the pump body stops running, the third bottom valve prevents water from instantly descending and flowing back, the transfer water box can always keep a small amount of water to be stored, the water flow slowly flows into the pump body through the lower water tubule, and the phenomenon that when the pump body resumes running, water needs to be added again manually to discharge air is avoided.

Description

Automatic water supply device of horizontal centrifugal pump

Technical Field

The utility model relates to the technical field of centrifugal pumps, in particular to an automatic water supply device of a horizontal centrifugal pump.

Background

The centrifugal pump is a machine for conveying fluid or pressurizing fluid, the water pump and the water inlet pipe are filled with water before the centrifugal pump is started, otherwise, the water pump cannot pump water to work. The centrifugal pump does not discharge water after being started, which is often caused by that air in the pump is not discharged completely and water is not filled.

The following problems exist in the prior art:

1. when the existing centrifugal pump is used, a bottom valve is arranged at the bottom of a water inlet pipe, so that water in a pump body cannot flow back to a water inlet tank when the operation of a water pump is suspended, the situation that water is required to be added again for exhaust when the water pump is recovered to operate is avoided, the failure rate of damage of the bottom valve is high, and a remediation mechanism is not arranged in the existing device;

2. when the existing centrifugal pump is used, the motor is used for electrifying and rotating, the impeller in the pump body is driven to rotate through the coupler, vibration and noise can be continuously generated in the process, and the existing device is not provided with simple and effective vibration reduction and noise reduction measures.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic water supply device of a horizontal centrifugal pump, which aims to have the capability of automatically adding water to a pump body when a bottom valve of a water supply pipe fails, and solve the problem that water in the pump body flows back and needs to be manually added when the operation of the centrifugal pump is suspended and the bottom valve is damaged; the other purpose is to solve the problems of strong vibration and excessive noise in the use of the centrifugal pump so as to achieve the effects of reducing the vibration amplitude and reducing the noise in the use of the centrifugal pump.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a horizontal centrifugal pump automatic water supply installation, includes the water supply installation main part, the downside of water supply installation main part is provided with the base, the water supply installation main part is including the motor and the pump body, the outside of the pump body is provided with automatic water supply mechanism, the downside of base is provided with vibration/noise reduction mechanism.

The automatic water supply mechanism comprises a lower water supply device and an upper irrigation device, the lower water supply device comprises a main water supply pipe and a branch water supply pipe, and the upper irrigation device comprises a transfer water box and a lower water thin pipe.

The vibration and noise reduction mechanism comprises an upper rubber plate, and a buffer spring column is arranged on the lower side of the upper rubber plate.

The technical scheme of the utility model is further improved as follows: one end of the branch water supply pipe extends to the inside of the main water supply pipe and is fixedly connected with the inner surface and the outer surface of the main water supply pipe, and one end of the main water supply pipe is fixedly connected with the water inlet pipe of the pump body.

The technical scheme of the utility model is further improved as follows: the utility model discloses a water filter, including the main water supply pipe, the downside of main water supply pipe is provided with first bottom valve, the top of first bottom valve and the bottom fixed connection of main water supply pipe, the bottom fixed mounting of first bottom valve has first water purifier, the bottom fixedly connected with second bottom valve of a delivery pipe, the bottom fixed mounting of second bottom valve has the second water purifier.

The technical scheme of the utility model is further improved as follows: the inside fixed mounting of transfer water box has the water pipe, the bottom of water pipe and the outlet pipe fixed connection of the pump body, the top of water pipe extends to the upside of transfer water box.

The technical scheme of the utility model is further improved as follows: the inside of water pipe is provided with the third bottom valve, the surface of third bottom valve and the inner wall fixed connection of water pipe, the downside of well commentaries on classics water box is provided with down the tubule, the top of lower water tubule extend to the inside of well commentaries on classics water box and with the interior outer fixed surface of well commentaries on classics water box be connected, the bottom of lower water tubule and the top fixed connection who absorbs water the pipe.

The technical scheme of the utility model is further improved as follows: the top of buffering spring post and the bottom fixed connection of last rubber slab, the downside of buffering spring post is provided with the bottom plate, the top of bottom plate and the bottom fixed connection of buffering spring post.

The technical scheme of the utility model is further improved as follows: the damping and noise-reducing mechanism is characterized in that a noise-reducing plate is arranged on the upper side of the buffering spring column, the bottom of the noise-reducing plate is fixedly connected with the top of the buffering spring column, the damping and noise-reducing mechanism comprises a sound absorbing block, and one end of the sound absorbing block is fixedly connected with one side of the noise-reducing plate.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:

1. the utility model provides an automatic water supply device of a horizontal centrifugal pump, which adopts the matching among a first bottom valve, a first water filter, a second bottom valve, a second water filter, a transit water box, a water pipe, a third bottom valve and a water discharging thin pipe, and filters water in a water pool through the first water filter and the second water filter.

2. The utility model provides an automatic water supply device of a horizontal centrifugal pump, which adopts the matching among an upper rubber plate, a buffer spring column, a bottom plate, a noise reduction plate and a sound absorption block, the upper rubber plate is used for bearing the vibration pressure of a main body of the upper water supply device for buffering, the buffer spring column on the upper side of the bottom plate is used for damping, the service life of an instrument is prevented from being influenced by the resonance with the ground, a large amount of noise generated in the use process of the main body of the water supply device is absorbed through the noise reduction plate and the sound absorption block, and the comfort degree of the main body of the water supply device in use is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of a structural underdrain of the present invention;

FIG. 3 is a schematic perspective view of a structural watering device of the present invention;

FIG. 4 is a schematic cross-sectional view of a structural watering device of the present invention;

fig. 5 is a schematic perspective view of the structural vibration/noise reduction mechanism of the present invention.

In the figure: 1. a water supply device main body; 2. a motor; 3. a pump body; 31. a suction pipe; 4. a base; 5. an automatic water supply mechanism; 6. a lower water supply device; 61. a main water supply pipe; 611. a first foot valve; 612. a first water filter; 62. a water supply pipe; 621. a second foot valve; 622. a second water filter; 7. an upper irrigation device; 71. a transit water box; 72. a water pipe; 721. a third bottom valve; 73. a launching tubule; 8. a damping and noise reducing mechanism; 81. feeding a rubber plate; 82. a buffer spring post; 83. a base plate; 84. a noise reduction plate; 85. and a sound absorption block.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in FIGS. 1-5, the utility model provides an automatic water supply device of a horizontal centrifugal pump, which comprises a water supply device body 1, wherein a base 4 is arranged on the lower side of the water supply device body 1, the water supply device body 1 comprises a motor 2 and a pump body 3, an automatic water supply mechanism 5 is arranged on the outer side of the pump body 3, a damping and noise reducing mechanism 8 is arranged on the lower side of the base 4, the automatic water supply mechanism 5 comprises a lower water supply device 6 and an upper water filling device 7, the lower water supply device 6 comprises a main water supply pipe 61 and a branch water supply pipe 62, the upper water filling device 7 comprises a transit water box 71 and a lower water tubule 73, the damping and noise reducing mechanism 8 comprises an upper rubber plate 81, a buffer spring column 82 is arranged on the lower side of the upper rubber plate 81, one end of the branch water supply pipe 62 extends into the main water supply pipe 61 and is fixedly connected with the inner and outer surfaces of the main water supply pipe 61, one end of the main water supply pipe 61 is fixedly connected with a water inlet pipe of the pump body 3, a first bottom valve 611 is arranged on the lower side of the main water supply pipe 61, the top of the first bottom valve 611 is fixedly connected with the bottom of the main water supply pipe 61, a first water filter 612 is fixedly installed at the bottom of the first bottom valve 611, a second bottom valve 621 is fixedly connected with the bottom of the branch water supply pipe 62, and a second water filter 622 is fixedly installed at the bottom of the second bottom valve 621.

In this embodiment, the main water supply pipe 61 and the branch water supply pipe 62 are used to simultaneously supply water to the pump body 3, the first water filter 612 and the second water filter 622 are used to filter water in the water tank, when the first bottom valve 611 or the second bottom valve 621 is blocked by impurities and cannot be used, and water flow cannot enter the pump body 3, the water flow can enter the pump body 3 through the other one, so as to provide guarantee for normal use of the centrifugal pump.

Example 2

As shown in fig. 1 to 5, on the basis of embodiment 1, the present invention provides a technical solution: preferably, a water pipe 72 is fixedly mounted inside the transfer water box 71, the bottom of the water pipe 72 is fixedly connected with the water outlet pipe of the pump body 3, the top of the water pipe 72 extends to the upper side of the transfer water box 71, a third bottom valve 721 is arranged inside the water pipe 72, the outer surface of the third bottom valve 721 is fixedly connected with the inner wall of the water pipe 72, a lower water tubule 73 is arranged on the lower side of the transfer water box 71, the top of the lower water tubule 73 extends to the inside of the transfer water box 71 and is fixedly connected with the inner surface and the outer surface of the transfer water box 71, and the bottom of the lower water tubule 73 is fixedly connected with the top of the water suction pipe 31.

In this embodiment, the water flow flows out through the transfer water box 71, the transfer water box 71 can always keep a small amount of water stored, when the pump body 3 is suspended, the third bottom valve 721 arranged inside the water pipe 72 prevents the water from instantly falling and flowing back, the water flow slowly flows into the pump body 3 through the lower water tubule 73, and the air is prevented from being discharged by manually adding water again when the pump body 3 is resumed to operate.

Example 3

As shown in fig. 1 to 5, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the top of the buffer spring column 82 is fixedly connected with the bottom of the upper rubber plate 81, the lower side of the buffer spring column 82 is provided with a bottom plate 83, the top of the bottom plate 83 is fixedly connected with the bottom of the buffer spring column 82, the upper side of the buffer spring column 82 is provided with a noise reduction plate 84, the bottom of the noise reduction plate 84 is fixedly connected with the top of the buffer spring column 82, the vibration and noise reduction mechanism 8 comprises a sound absorption block 85, and one end of the sound absorption block 85 is fixedly connected with one side of the noise reduction plate 84.

In this embodiment, the upper rubber plate 81 receives the vibration pressure of the upper water supply device body 1 to perform buffering, the buffering spring column 82 on the upper side of the bottom plate 83 is reused to perform damping, the service life of the instrument is prevented from being influenced by ground resonance, a large amount of noise generated in the use process of the water supply device body 1 is absorbed through the noise reduction plate 84 and the sound absorption block 85, and the comfort level of the water supply device body 1 in use is improved.

The working principle of the automatic water supply device of the horizontal centrifugal pump is described in detail below.

As shown in fig. 1-5, when the water supply device main body 1 is in use, the output shaft of the motor 2 is used for rotating, the impeller in the pump body is driven to rotate through the coupling, the pump body is internally vacuumized to generate suction force to water flow, the main water supply pipe 61 and the branch water supply pipe 62 are used for simultaneously supplying water to the pump body 3, the water in the water tank is filtered through the first water filter 612 and the second water filter 622, when the first bottom valve 611 or the second bottom valve 621 is blocked by sundries and cannot be used, and the water flow cannot enter the pump body 3, the water flow can enter the pump body 3 through the other one, so as to provide guarantee for normal use of the centrifugal pump, the water flow flows out through the transit water box 71, the transit water box 71 can always keep a small amount of water for storage, when the pump body 3 is in a pause, the third bottom valve 721 arranged in the water pipe 72 prevents the water from instantly descending and flowing back into the pump body 3 slowly through the sewer tubule 73, avoid the pump body 3 to resume the manual work again and add water and come the exhaust air when moving, accept the vibration pressure of upside water supply installation main part 1 through last rubber slab 81, cushion, recycle the buffer spring post 82 of bottom plate 83 upside and carry out the shock attenuation, prevent with the life of ground resonance influence instrument, absorb a large amount of noises that produce in the water supply installation main part 1 use through falling the board 84 of making an uproar and inhaling sound piece 85, improve the comfort level when water supply installation main part 1 uses.

The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.

Claims

1. The utility model provides an automatic water supply installation of horizontal centrifugal pump, includes water supply installation main part (1), the downside of water supply installation main part (1) is provided with base (4), water supply installation main part (1) is including motor (2) and pump body (3), its characterized in that: an automatic water supply mechanism (5) is arranged on the outer side of the pump body (3), and a damping and noise-reducing mechanism (8) is arranged on the lower side of the base (4);

the automatic water supply mechanism (5) comprises a lower water supply device (6) and an upper water filling device (7), the lower water supply device (6) comprises a main water supply pipe (61) and a branch water supply pipe (62), and the upper water filling device (7) comprises a transfer water box (71) and a lower water tubule (73);

the vibration and noise reduction mechanism (8) comprises an upper rubber plate (81), and a buffer spring column (82) is arranged on the lower side of the upper rubber plate (81).

2. The automatic water supply device of the horizontal centrifugal pump according to claim 1, characterized in that: one end of the branch water supply pipe (62) extends into the main water supply pipe (61) and is fixedly connected with the inner surface and the outer surface of the main water supply pipe (61), and one end of the main water supply pipe (61) is fixedly connected with a water inlet pipe of the pump body (3).

3. The automatic water supply device of the horizontal centrifugal pump according to claim 1, characterized in that: the lower side of the main water supply pipe (61) is provided with a first bottom valve (611), the top of the first bottom valve (611) is fixedly connected with the bottom of the main water supply pipe (61), the bottom of the first bottom valve (611) is fixedly provided with a first water filter (612), the bottom of the branch water supply pipe (62) is fixedly connected with a second bottom valve (621), and the bottom of the second bottom valve (621) is fixedly provided with a second water filter (622).

4. The automatic water supply device of the horizontal centrifugal pump according to claim 1, characterized in that: the inside fixed mounting of transfer water box (71) has water pipe (72), the bottom of water pipe (72) and the outlet pipe fixed connection of the pump body (3), the top of water pipe (72) extends to the upside of transfer water box (71).

5. The automatic water supply device of the horizontal centrifugal pump according to claim 4, characterized in that: the inside of water pipe (72) is provided with third bottom valve (721), the surface of third bottom valve (721) and the inner wall fixed connection of water pipe (72), the downside of transfer water box (71) is provided with down water tubule (73), the top of down water tubule (73) extend to the inside of transfer water box (71) and with the interior outer fixed surface of transfer water box (71) be connected, the bottom of down water tubule (73) and the top fixed connection of suction pipe (31).

6. The automatic water supply device of the horizontal centrifugal pump according to claim 1, characterized in that: the top of buffer spring post (82) and the bottom fixed connection of last rubber slab (81), the downside of buffer spring post (82) is provided with bottom plate (83), the top of bottom plate (83) and the bottom fixed connection of buffer spring post (82).

7. The automatic water supply device of the horizontal centrifugal pump according to claim 1, characterized in that: the upside of buffer spring post (82) is provided with and falls board (84) of making an uproar, fall the top fixed connection of the bottom of board (84) of making an uproar and buffer spring post (82), vibration/noise reduction mechanism (8) is including inhaling sound piece (85), the one end of inhaling sound piece (85) and fall one side fixed connection of board (84) of making an uproar.