A water pump designed to prevent blockages in water pipes

By designing a water pump structure with automatic cleaning and multi-stage filtration, the problem of water pump clogging was solved, enabling automatic cleaning of debris and improving pumping efficiency while reducing the risk of clogging.

CN224515500UActive Publication Date: 2026-07-17TAIZHOU QIANTAO PUMPS

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TAIZHOU QIANTAO PUMPS
Filing Date
2025-08-14
Publication Date
2026-07-17

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  • Figure CN224515500U_ABST
    Figure CN224515500U_ABST
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Abstract

This utility model discloses a water pump for preventing blockage in water pipes. The utility model includes a pump casing, a vertical plate, a base, a filter assembly, and a filter plate. A motor is fixedly mounted at the top of the pump casing, and a slot is formed at the bottom of the pump casing. The vertical plate is fixedly mounted on the outside of the pump casing, and the base is fixedly mounted on the bottom of the vertical plate. The filter assembly includes a frame bolted to the bottom of the pump casing, a first filter screen fixedly mounted on the frame, a base plate hinged to the bottom of the frame, a second filter screen fixedly mounted on the base plate, a fixing ring fixedly mounted on the outside of the base plate, and a thick rope fixed to the fixing ring. The filter plate is inserted into the slot. This utility model achieves rapid cleaning without affecting the operation of the water pump by setting up a filter assembly. The filter plate allows for secondary filtration, and the vertical plate and base support the water pump for easy use.
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Description

Technical Field

[0001] This utility model relates to the field of water pump technology, specifically a water pump for preventing blockage in water pumping pipes. Background Technology

[0002] In water pumping systems, preventing pump clogging is a critical issue, especially when handling liquids containing solid particles, fibers, or viscous substances. Anti-clogging pumps typically have filters installed to prevent debris from entering and causing blockages. However, over time, small debris inevitably gets into the filter, requiring periodic disassembly and cleaning, which is time-consuming and labor-intensive. Therefore, we propose an anti-clogging pump for water pumping systems. Utility Model Content

[0003] The present invention aims to solve the problems existing in the prior art or related technologies.

[0004] Therefore, the technical solution adopted by this utility model is as follows: a water pump for preventing blockage of water pipes, including a pump casing, a vertical plate, a base, a filter assembly and a filter plate. A motor is fixedly installed at the top of the pump casing, and a slot is opened at the bottom of the pump casing. The vertical plate is fixedly installed on the outside of the pump casing, and the base is fixedly installed at the bottom of the vertical plate. The filter assembly includes a frame bolted to the bottom of the pump casing, a first filter screen fixedly installed on the frame, a base plate hinged to the bottom of the frame, a second filter screen fixedly installed on the base plate, a fixing ring fixedly installed on the outside of the base plate and a thick rope fixed on the fixing ring, and the filter plate is inserted into the slot.

[0005] Preferably, a water outlet pipe is fixed to the outside of the pump casing, and a limit hole is formed on the pump casing.

[0006] Preferably, two lifting rings are fixedly provided on the outside of the motor, and the two lifting rings are symmetrically distributed.

[0007] Preferably, studs are provided on the outer sides of both vertical plates, and adjusting nuts are threaded onto both studs.

[0008] Preferably, the base has two adjustment holes and several through holes.

[0009] Preferably, a third filter screen is fixed on the filter plate, and the pore size of the third filter screen is smaller than that of the first filter screen and the second filter screen, while the pore sizes of the first filter screen and the second filter screen are the same.

[0010] By adopting the above technical solution, the beneficial effects achieved by this utility model are as follows: The thick rope of the filter assembly can pull the bottom plate. Since the thick rope passes through the limiting hole, the tension of the thick rope can rotate the bottom plate to cover the bottom of the frame. Since the bottom plate has a certain weight, the bottom plate can be automatically opened by releasing the thick rope. After opening, the debris inside the filter assembly can be directly discharged without the need for regular disassembly and cleaning. It can be cleaned at any time, which avoids excessive debris affecting the water pumping efficiency and saves time and effort. The filter plate can filter debris through the third filter screen, realizing secondary filtration and greatly reducing the chance of clogging. At the same time, the adjusting nut can be loosened. After loosening, the base can be moved. After moving to a suitable height, the adjusting nut can be tightened to adjust the height of the base so as to support the water pump. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the structure of this utility model;

[0012] Figure 2 This utility model Figure 1 Schematic diagram of the structure of the pump casing and vertical plate;

[0013] Figure 3 This utility model Figure 1 Schematic diagram of the middle base;

[0014] Figure 4 This utility model Figure 1 A schematic diagram of the structure of the filter component.

[0015] Figure label:

[0016] 100. Pump casing; 101. Outlet pipe; 102. Motor; 103. Lifting ring; 104. Slot; 105. Limiting hole;

[0017] 200. Vertical plate; 201. Stud; 202. Adjusting nut;

[0018] 300. Base; 301. Adjustment hole; 302. Through hole;

[0019] 400. Filter assembly; 401. Frame; 402. First filter screen; 403. Base plate; 404. Second filter screen; 405. Fixing ring; 406. Coarse rope;

[0020] 500, Filter plate; 501, Third filter screen. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings. It should be noted that, unless otherwise specified, the embodiments and features of the present utility model can be combined with each other.

[0022] The following describes some embodiments of the present invention with reference to the accompanying drawings, providing a water pump for preventing blockage of water pumping pipes. Example

[0023] Reference Figure 1-4 This is the first embodiment of the present utility model. This embodiment provides a water pump for preventing blockage of water pumping pipes, including a pump casing 100, a vertical plate 200, a base 300, a filter assembly 400, and a filter plate 500.

[0024] Specifically, a motor 102 is fixedly installed at the top of the pump casing 100, and two lifting rings 103 are fixedly installed on the outside of the motor 102. The two lifting rings 103 are symmetrically distributed. A slot 104 is opened at the bottom of the pump casing 100, and a water outlet pipe 101 is fixedly installed on the outside of the pump casing 100. A limiting hole 105 is opened on the pump casing 100. In use, a hanging rope can be connected through the two lifting rings 103 to lift the water pump, and a filter plate 500 can be inserted through the slot 104 to install the filter plate 500. Then, the pumped water can be delivered through the water outlet pipe 101, and a thick rope 406 can be tied through the limiting hole 105 so that the thick rope 406 can pull the base plate 403.

[0025] Specifically, the vertical plate 200 is fixedly installed on the outside of the pump housing 100. Both vertical plates 200 have studs 201 on their outer sides, and both studs 201 are threaded with adjusting nuts 202. In use, the vertical plate 200 can be connected to the fixed base 300, and the height of the base 300 can be adjusted by the cooperation of the studs 201 and the adjusting nuts 202 for use.

[0026] Specifically, the base 300 is fixedly installed at the bottom of the vertical plate 200. The base 300 has two adjustment holes 301 and several through holes 302. In use, the base 300 can support the water pump for placement. The two adjustment holes 301 allow the studs 201 to pass through, so that the base 300 can be fixed by the studs 201 and the adjusting nuts 202. The several through holes 302 help reduce the buoyancy of the base 300.

[0027] Specifically, the filter assembly 400 includes a frame 401 bolted to the bottom of the pump housing 100, a first filter screen 402 fixedly mounted on the frame 401, a base plate 403 hinged to the bottom of the frame 401, a second filter screen 404 fixedly mounted on the base plate 403, a fixing ring 405 fixedly mounted on the outside of the base plate 403, and a thick rope 406 fixed to the fixing ring 405. In use, the first filter screen 402 and the second filter screen 404 can filter out impurities to prevent them from clogging the pipes, while the thick rope 406 can drive the base plate 403 to rotate, making it convenient to clean the impurities inside the filter assembly 400, saving time and effort.

[0028] Specifically, the filter plate 500 is inserted into the slot 104, and a third filter screen 501 is fixed on the filter plate 500. The pore size of the third filter screen 501 is smaller than that of the first filter screen 402 and the second filter screen 404. The pore sizes of the first filter screen 402 and the second filter screen 404 are the same. In use, the filter plate 500 can be inserted into the slot 104 and then fixed to the pump housing 100 by the blocking of the frame 401. After fixing, secondary filtration can be performed through the third filter screen 501, which greatly reduces the chance of clogging.

[0029] The working principle and usage process of this utility model are as follows: In use, the adjusting nut 202 can be loosened. After loosening, the base 300 can be moved up and down. After moving to a suitable height, the adjusting nut 202 can be tightened to adjust the height of the base 300. After adjustment, the hanging ring 103 can be lifted by the hanging rope. Then, the pump housing 100 can be moved into the water. After moving to a suitable position, the thick rope 406 of the filter assembly 400 can be pulled. Pulling the thick rope 406 will drive the base plate 403 to rotate until the base plate 403 completely covers the bottom of the frame 401. Then, the thick rope 406 is fixed. When it is necessary to clean the debris inside the filter assembly 400, the thick rope 406 can be released directly. After release, the base plate 403 will rotate due to gravity, which will open the bottom of the filter assembly 400. Then, the debris can be discharged through the bottom of the filter assembly 400.

[0030] Although embodiments of the present invention have been shown and described, those skilled in the art will understand that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A water pump for preventing blockage in water pumping pipes, characterized in that, include: A motor (102) is fixedly installed at the top of the pump housing (100), and a slot (104) is provided at the bottom of the pump housing (100). A vertical plate (200) is fixedly installed on the outside of the pump casing (100); The base (300) is fixedly installed at the bottom of the vertical plate (200); The filter assembly (400) includes a frame (401) bolted to the bottom of the pump housing (100), a first filter screen (402) fixedly mounted on the frame (401), a base plate (403) hinged to the bottom of the frame (401), a second filter screen (404) fixedly mounted on the base plate (403), a fixing ring (405) fixedly mounted on the outside of the base plate (403), and a thick rope (406) fixed on the fixing ring (405). The filter plate (500) is inserted into the slot (104).

2. A pump for pumping a pipeline according to claim 1, characterized in that A water outlet pipe (101) is fixed to the outside of the pump casing (100), and a limiting hole (105) is provided on the pump casing (100).

3. A pump for pumping a pipeline according to claim 1, wherein Two lifting rings (103) are fixedly installed on the outside of the motor (102), and the two lifting rings (103) are symmetrically distributed.

4. A pump for pumping a pipeline according to claim 1, wherein Both vertical plates (200) are provided with studs (201) on their outer sides, and both studs (201) are threaded with adjusting nuts (202).

5. A pump for pumping a pipeline according to claim 1, wherein The base (300) has two adjustment holes (301) and several through holes (302).

6. A pump for pumping a pipeline according to claim 1, wherein A third filter screen (501) is fixed on the filter plate (500), and the pore size of the third filter screen (501) is smaller than that of the first filter screen (402) and the second filter screen (404), while the pore sizes of the first filter screen (402) and the second filter screen (404) are the same.