CN219282109U

CN219282109U - Centrifugal pump with filtering capability

Info

Publication number: CN219282109U
Application number: CN202321187252.0U
Authority: CN
Inventors: 李吉成; 李栋; 符丽
Original assignee: Lanzhou University of Technology
Current assignee: Lanzhou University of Technology
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-06-30
Anticipated expiration: 2033-05-17

Abstract

The utility model discloses a centrifugal pump with a filtering function, which comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a supporting plate, the upper end of the supporting plate is supported with a centrifugal pump main body, a filter plate is arranged at the position, close to an inlet, of the centrifugal pump main body, the upper surface of the bottom plate is provided with a fixed block, the upper end of the fixed block is provided with a telescopic rod, the output end of the telescopic rod is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a polygonal pushing plate, the outer side of the centrifugal pump main body is provided with a sealing gasket, the sealing gasket and the connecting rod are mutually matched to form a sealing environment, the inner side of the centrifugal pump main body is provided with a groove, the groove can accommodate the lower polygonal pushing plate, and the polygonal pushing plate can push part of impurities into a collecting box at one side of the centrifugal pump main body.

Description

Centrifugal pump with filtering capability

Technical Field

The utility model relates to the technical field of centrifugal pumps with a filtering function, in particular to a centrifugal pump with a filtering function.

Background

The centrifugal pump is a pump for conveying liquid by the centrifugal force generated when the impeller rotates, and the basic structure of the centrifugal pump is composed of six parts, namely the impeller, a pump body, a pump shaft, a bearing, a sealing ring and a stuffing box.

The utility model discloses a centrifugal pump with filtering capability for a water-cooling machine, which comprises a water outlet pipe, an impeller, a centrifugal pump body and a maintenance door, wherein the lower surface of the centrifugal pump body is welded with a supporting leg, the lower surface of the supporting leg is welded with a base, the outer end face of one side of the centrifugal pump body is communicated with the water outlet pipe, a fixed shaft is embedded and fixed in the centrifugal pump body, the impeller is rotationally connected with the outer surface of the fixed shaft, a bearing gland is fixed on the outer end face of one side of the centrifugal pump body, the bearing gland is fixed with the fixed shaft, the upper surface of the centrifugal pump body is communicated with a water inlet, a first filter screen is embedded and fixed in the interior of the centrifugal pump body, a second filter screen is embedded and fixed in the interior of the centrifugal pump body, a third filter screen is embedded and fixed in the interior of the centrifugal pump body, and a first handle is welded on the outer end face of one side of the first filter screen. The utility model is convenient for filtration and can prevent the blockage of the centrifugal pump body, however, the device has the same characteristics as the prior centrifugal pump device, namely, a filter screen is arranged in the water inlet centrifugal pump body to prevent impurities from entering, but some fragment-shaped impurities exist in water, the volume of the filter screen is relatively larger, the filter screen is stuck on the surface of a filter screen plate under the action of water pressure, the area of the filter screen capable of filtering and the area of the filter screen for conveying water are reduced, the water absorption efficiency of the centrifugal pump is further reduced, the fragment-shaped impurities are inconvenient to take out in the water conveying centrifugal pump body, even the machine is required to be closed, and the centrifugal pump body is opened to take out the fragment-shaped impurities, thereby time and labor are wasted.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the centrifugal pump with the filtering function, which can solve the technical problems that the device has the same characteristics as the prior centrifugal pump device, namely, a filter screen is arranged in a water inlet centrifugal pump main body to prevent impurities from entering, a plurality of fragment-shaped impurities exist in water, the volume of the fragment-shaped impurities is relatively large, the fragment-shaped impurities are stuck to the surface of a filter screen plate under the action of water pressure, the filtering area of the filter screen is reduced, the water conveying area of the filter screen is reduced, the water absorption efficiency of the centrifugal pump is further reduced, the fragment-shaped impurities are inconvenient to take out in the water conveying centrifugal pump main body, even a machine is required to be closed, and the centrifugal pump main body is opened to take out, and time and labor are wasted.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a centrifugal pump with filtering capability, includes the bottom plate, bottom plate upper end fixedly connected with backup pad, the backup pad upper end supports there is the centrifugal pump main part, the centrifugal pump main part is close to the entrance and is provided with the filter plate, the bottom plate upper surface is provided with the fixed block, the fixed block upper end is provided with the telescopic link, the output fixedly connected with connecting rod of telescopic link, the one end fixedly connected with polygon push pedal of connecting rod, the centrifugal pump main part outside is provided with sealed pad, sealed pad and connecting rod mutually support and form sealing environment, the centrifugal pump main part inboard is provided with the recess, the recess can hold down polygon push pedal, polygon push pedal can push away a part impurity in the collecting box of centrifugal pump main part one side, just be provided with transparent glass layer in the centrifugal pump main part.

As a preferable technical scheme of the utility model, the upper end of the bottom plate is provided with a base, and the upper end of the base is provided with a motor.

As a preferable technical scheme of the utility model, the motor is matched with the centrifugal pump main body.

As a preferable technical scheme of the utility model, one end of the centrifugal pump main body is connected with a hose.

As a preferable technical scheme of the utility model, the two sides of the bottom plate are fixedly connected with the fixing plates.

As a preferable technical scheme of the utility model, the fixing plate is connected with a positioning pin in a threaded manner.

Compared with the prior art, the utility model has the following beneficial effects: when seeing filter plate one side surface through transparent glass layer and attaching with slice impurity piece, start the telescopic link, the telescopic link drives the connecting rod and removes, and the in-process that the connecting rod removed, polygon push pedal can push away the slice impurity piece of filter plate one side to the collection box of one side in concentrate collection, can in time clear up the slice impurity of filter plate one side through the device and collect, avoid slice impurity to shelter from the filter plate, reduce filter plate filtration efficiency and centrifugal pump's efficiency of absorbing water.

Drawings

FIG. 1 is a schematic diagram of the main body of a centrifugal pump according to the present utility model;

FIG. 2 is a schematic cross-sectional view of the main body of the centrifugal pump of the present utility model;

FIG. 3 is a schematic side view of a filter plate and polygonal push plate of the present utility model;

FIG. 4 is a schematic top view of a filter plate and polygonal push plate of the present utility model;

fig. 5 is a schematic perspective view of the bottom plate and centrifugal pump of the present utility model.

Wherein: 1. a bottom plate; 2. a support plate; 3. a centrifugal pump body; 4. a filter plate; 5. a fixed block; 6. a telescopic rod; 7. a connecting rod; 8. a polygonal push plate; 9. a groove; 10. a sealing gasket; 11. a collection box; 12. a base; 13. a motor; 15. a hose; 16. a fixing plate; 17. positioning a tip; 18. a transparent glass layer.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Referring to fig. 1 and 2, the utility model provides a centrifugal pump with filtering function, a base 12 is provided at the upper end of a bottom plate 1, a motor 13 is provided at the upper end of the base 12, the motor 13 is matched with a centrifugal pump main body 3, one end of the centrifugal pump main body 3 is connected with a hose 15, both sides of the bottom plate 1 are fixedly connected with a fixing plate 16, and a positioning tip 17 is connected on the fixing plate 16 in a threaded manner.

When the centrifugal pump is used, after the bottom plate 1 is placed at a proper position, the positioning tip 17 on the fixing plate 16 is rotated, so that the positioning tip 17 is pricked into the ground, the bottom plate 1 is fixed, the motor 13 is matched with the centrifugal pump main body 3 for use, and the hose 15 on one side of the centrifugal pump main body 3 can convey a water body at a distance, so that the application range of the centrifugal pump is wider.

As a further implementation manner of this embodiment, as shown in fig. 1-5, the upper end of the bottom plate 1 is fixedly connected with the supporting plate 2, the upper end of the supporting plate 2 is supported with the centrifugal pump main body 3, the centrifugal pump main body 3 is provided with the filter plate 4 near the entrance, the upper surface of the bottom plate 1 is provided with the fixed block 5, the upper end of the fixed block 5 is provided with the telescopic rod 6, the output end of the telescopic rod 6 is fixedly connected with the connecting rod 7, one end of the connecting rod 7 is fixedly connected with the polygonal push plate 8, the outer side of the centrifugal pump main body 3 is provided with the sealing gasket 10, the sealing gasket 10 and the connecting rod 7 are mutually matched to form a sealing environment, the inner side of the centrifugal pump main body 3 is provided with the groove 9, the groove 9 can accommodate the lower polygonal push plate 8, the polygonal push plate 8 can push a part of impurities into the collecting box 11 on one side of the centrifugal pump main body 3, and the centrifugal pump main body 3 is provided with the transparent glass layer 18.

When the device is used, when sheet impurity fragments are attached to one side surface of the filter plate 4, the telescopic rod 6 is started, the telescopic rod 6 drives the connecting rod 7 to move, and in the moving process of the connecting rod 7, the polygonal push plate 8 can push the sheet impurity fragments on one side of the filter plate 4 to the collecting box 11 on one side for centralized collection.

The specific working principle is as follows: when in use, after the bottom plate 1 is put to a proper position, the lower end of the positioning tip 17 is inserted into the ground by rotating the positioning tip 17, thereby fixing the bottom plate 1, the hose 15 is put into a water body, the water body can be transported under the combined action of the motor 13 and the centrifugal pump main body 3, when the flaky impurity fragments are attached to the surface of one side of the filter plate 4 through the transparent glass layer 18, the telescopic rod 6 is started, the telescopic rod 6 drives the connecting rod 7 to move, the connecting rod 7 can push the flaky impurity fragments on one side of the filter plate 4 into the collecting box 11 on one side for centralized collection, then the telescopic rod 6 is contracted, the telescopic rod 6 drives the connecting rod 7 to move, finally the polygonal push plate 8 is accommodated in the groove 9, thereby filtering of the filter plate 4 is not influenced, the flaky impurities on one side of the filter plate 4 can be cleaned and collected in time through the device, the flaky impurities are prevented from shielding the filter plate 4, and the filtering efficiency of the filter plate 4 and the water absorption efficiency of the centrifugal pump are reduced.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Centrifugal pump with filtering capability, comprising a bottom plate (1), characterized in that: bottom plate (1) upper end fixedly connected with backup pad (2), backup pad (2) upper end support has centrifugal pump main part (3), centrifugal pump main part (3) are close to entrance and are provided with filter plate (4), bottom plate (1) upper surface is provided with fixed block (5), fixed block (5) upper end is provided with telescopic link (6), the output fixedly connected with connecting rod (7) of telescopic link (6), the one end fixedly connected with polygon push pedal (8) of connecting rod (7), centrifugal pump main part (3) outside is provided with sealed pad (10), sealed pad (10) and connecting rod (7) mutually support and form sealing environment, centrifugal pump main part (3) inboard is provided with recess (9), recess (9) can hold down polygon push pedal (8), polygon push pedal (8) can push away a part impurity in collection box (11) of centrifugal pump main part (3) one side, just be provided with transparent glass layer (18) on centrifugal pump main part (3).

2. A centrifugal pump with filtering function according to claim 1, characterized in that: the upper end of the bottom plate (1) is provided with a base (12), and the upper end of the base (12) is provided with a motor (13).

3. A centrifugal pump with filtering function according to claim 2, characterized in that: the motor (13) is matched with the centrifugal pump main body (3).

4. A centrifugal pump with filtering function according to claim 2, characterized in that: one end of the centrifugal pump main body (3) is connected with a hose (15).

5. A centrifugal pump with filtering function according to claim 1, characterized in that: both sides of the bottom plate (1) are fixedly connected with fixing plates (16).

6. A centrifugal pump with filtering function according to claim 5, characterized in that: the fixing plate (16) is connected with a positioning tip (17) through threads.