CN220286077U

CN220286077U - Water pump accessory for water pump drawing end

Info

Publication number: CN220286077U
Application number: CN202322079325.0U
Authority: CN
Inventors: 孙兰军
Original assignee: Hebei Gaoxin Pump Industry Co ltd
Current assignee: Hebei Gaoxin Pump Industry Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-01-02
Anticipated expiration: 2033-08-03

Abstract

The utility model discloses a water pump accessory for a water pump drawing end, which comprises a front pipe, a middle pipe and a rear pipe; a water inlet pipe is arranged at the front end of the front pipe; the middle pipe is arranged at the rear end of the front pipe; a filtering structure is arranged in the middle pipe; a connecting pipe is arranged between the middle pipe and the rear pipe. According to the water pump accessory for the water pump suction end, the double filter screens are adopted, and the holes of the filter screens are gradually larger and smaller, so that impurities in water can be more comprehensively filtered, and the small impurities are prevented from entering the water pump to cause damage; the fittings are separated, and the fittings are connected through threads, so that the fittings can be conveniently and quickly detached, and the fittings or the filter screen can be replaced and cleaned.

Description

Water pump accessory for water pump drawing end

Technical Field

The utility model relates to the technical field of water pump accessories, in particular to a water pump accessory for a water pump drawing end.

Background

A water pump is a machine that delivers or pressurizes a liquid. It transmits mechanical energy or other external energy of prime mover to liquid to increase energy of liquid, and is mainly used for conveying liquid including water, oil, acid-alkali liquor, emulsion, suspension emulsion and liquid metal. Liquids, gas mixtures, and liquids containing suspended solids may also be delivered. Technical parameters of the water pump performance include flow, suction lift, shaft power, water power, efficiency and the like; according to different working principles, the water pump can be divided into a volumetric water pump, a vane pump and the like. The displacement pump uses the change of the volume of the working chamber to transfer energy; the vane pump is a type of centrifugal pump, axial flow pump, mixed flow pump, etc. that uses the interaction of rotary vanes with water to transfer energy.

The traditional water pump drawing end accessory usually adopts a simple filter screen to filter a water source, the filtering effect is poor, and larger particles still easily enter the water pump to influence the use of the water pump; although the filter screen can filter the debris of submarine, like leaf, pasture and sunk garbage etc. but after the long-time use of water pump, these debris will filter the cover and jam easily, and then lead to the water yield of water pump to reduce, but filter the subassembly and be inconvenient for carrying out quick loading and unloading, bring inconvenience for the work.

Disclosure of Invention

The utility model aims to provide a water pump accessory for a water pump suction end, which adopts double filter screens, wherein the holes of the filter screens are gradually larger and smaller, so that impurities in water can be more comprehensively filtered, and the small impurities are prevented from entering the water pump to cause damage; the fittings are separated, and the fittings are connected through threads, so that the fittings can be conveniently and quickly detached, and the fittings or the filter screen can be replaced and cleaned.

In order to achieve the above object, the present utility model provides a water pump accessory for a water pump suction end, comprising a front pipe, a middle pipe and a rear pipe; a water inlet pipe is arranged at the front end of the front pipe; the middle pipe is arranged at the rear end of the front pipe; a filtering structure is arranged in the middle pipe; a connecting pipe is arranged between the middle pipe and the rear pipe.

Preferably, the front end of the middle pipe is provided with a connecting thread, a filter cartridge II is arranged in the middle pipe behind the connecting thread, and a filter screen II is arranged at two ends of the filter cartridge II; and a sealing gasket is arranged at the contact position of the second filter cylinder and the inner part of the middle pipe.

Preferably, the rear end of the middle pipe is provided with a first filter cylinder, and the bottom of the first filter cylinder is provided with a first filter screen; a through hole is obliquely formed in the side wall of the first filter cylinder, and a first filter screen is arranged at the through hole; the top of the filter cylinder is provided with a circle of baffle plates.

Preferably, a circle of positioning blocks are arranged in the middle pipe, and the positioning blocks are in contact with the baffle plate.

Preferably, the rear end of the middle pipe is provided with a thread groove, and threads matched with the thread groove are arranged in the connecting pipe.

Preferably, the front end of the water inlet pipe is provided with a centrally symmetrical plugboard.

Preferably, the front pipe is connected with the middle pipe, and the middle pipe is connected with the rear pipe through threads.

Preferably, the pore diameter of the first filter screen is smaller than that of the second filter screen.

Therefore, the water pump accessory for the water pump suction end adopts the double filter screens, and the holes of the filter screens are gradually one by one, so that impurities in water can be more comprehensively filtered, and the small impurities are prevented from entering the water pump to cause damage; the fittings are separated, and the fittings are connected through threads, so that the fittings can be conveniently and quickly detached, and the fittings or the filter screen can be replaced and cleaned.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

FIG. 1 is a schematic view of an embodiment of a water pump fitting for a water pump suction end of the present utility model;

FIG. 2 is a cross-sectional view of an embodiment of a water pump fitting for a water pump dip end of the present utility model;

FIG. 3 is a cross-sectional view of a filter cartridge of one embodiment of a water pump fitting for a water pump dip end of the present utility model;

FIG. 4 is a schematic view of the structure of a water inlet pipe of an embodiment of a water pump fitting for a water pump suction end according to the present utility model;

reference numerals

1. A water inlet pipe; 2. a front tube; 3. a middle tube; 4. a connecting pipe; 5. a rear tube; 6. a thread groove; 7. a first filter screen; 8. a first filter cartridge; 9. a positioning block; 10. a second filter cylinder; 11. a second filter screen; 12. a sealing gasket; 13. a connecting thread; 14. a through hole; 15. a baffle; 16. and (5) inserting plates.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

As shown in fig. 1, the present utility model provides a water pump fitting for a water pump suction end, comprising a front pipe 2, a middle pipe 3 and a rear pipe 5. The front end of the front pipe 2 is provided with a water inlet pipe 1, the front end of the water inlet pipe 1 is provided with a centrally symmetrical inserting plate 16, the water inlet pipe 1 can be inserted into a water pump drawing end to filter water drawn by a water source, and the inserting plate 16 can block large-scale impurities such as aquatic weeds and garbage and prevent the large-scale impurities from entering the water pump.

As shown in fig. 2, the rear end of the front pipe 2 is provided with a connecting thread 13, the front end of the middle pipe 3 is provided with a connecting thread 13 matched with the connecting thread 13 of the front pipe 2, and the front pipe 2 and the middle pipe 3 are connected through threads, so that the disassembly is convenient. The inside filtration that is provided with of well pipe 3, be provided with in the well pipe 3 in connecting screw thread 13 rear and strain a section of thick bamboo II 10, strain a section of thick bamboo II 10 both ends and be provided with filter screen II 11, strain a section of thick bamboo II 10 and filter screen II 11 and combine together can be with impurity separation such as mud stone with well pipe 3 mouth of pipe or strain a section of thick bamboo II 10 inside, reduce the impurity that gets into the water pump, strain a section of thick bamboo II 10 and the inside contact of well pipe 3 position is provided with sealed 12, can be better with the junction leakproofness of straining a section of thick bamboo II 10 and well pipe 3, so that the water pump was drawn filters through a section of thick bamboo II 10 and filter screen II 11, prevent impurity in the water from getting into well pipe 3. When the front pipe 2 is disconnected from the middle pipe 3, the filter cartridge II 10 and the filter screen II 11 can be taken out for cleaning and replacement, and after the replacement is finished, the front pipe 2 can be connected with the middle pipe 3 through threads, so that the filter cartridge II 10 and the filter screen II 11 can be fixed. The inner cavity of the middle pipe 3 is widened, so that the water flow speed and the pressure in the middle pipe 3 can be slowed down, and the service life of the accessory is prolonged.

The back end of the middle pipe 3 is provided with a first filter cylinder 8, as shown in fig. 3, the bottom of the first filter cylinder 8 is provided with a first filter screen 7, the side wall of the first filter cylinder 8 is provided with a through hole 14, the through hole 14 can split the entering water flow, the impact force of the water flow on the bottom of the middle pipe 3 and the back fittings is reduced, and the service life of the water pump can be prolonged. The through hole 14 is provided with the filter screen I7, can filter the water of diversion, prevents that impurity from getting into the water pump in, and through hole 14 is the slope structure, makes things convenient for the impurity that the filtration left in the through hole 14 to discharge by oneself, prevents to block up through hole 14. A circle of baffle plates 15 are arranged at the top of the first filter cartridge 8, a circle of positioning blocks 9 are arranged in the middle tube 3, the positioning blocks 9 can fix the position of the first filter cartridge 8, the first filter cartridge 8 is placed in the middle tube 3 and slowly pushed inwards, and when the baffle plates 15 in the first filter cartridge 8 are contacted with the positioning blocks 9, the first filter cartridge 8 is in place. The aperture of the first filter screen 7 is smaller than that of the second filter screen 11, the first filter screen 7 can filter small impurities which cannot be filtered by the second filter screen 11 again, and impurities in water can be filtered completely, so that the service life of the water pump is prolonged. The rear end of the middle pipe 3 is provided with a thread groove 6, and the connecting pipe 4 is internally provided with threads matched with the thread groove 6. The middle pipe 3 is in threaded connection with the connecting pipe 4, the filter cartridge I8 and the filter screen I7 can be taken out from the rear end of the middle pipe 3 for cleaning and replacement after the connection is disconnected, and the filter cartridge I8 and the filter screen I7 can be fixed by the threaded connection of the connecting pipe 4 after the replacement is completed. The rear end of the connecting pipe 4 is fixed with a rear pipe 5, and the rear pipe 5 can be connected with other components or carry out water outlet.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. A water pump accessory for water pump draws end, its characterized in that: comprises a front pipe, a middle pipe and a rear pipe; a water inlet pipe is arranged at the front end of the front pipe; the middle pipe is arranged at the rear end of the front pipe; a filtering structure is arranged in the middle pipe; a connecting pipe is arranged between the middle pipe and the rear pipe.

2. A water pump fitting for a water pump dip end as set forth in claim 1 wherein: the front end of the middle pipe is provided with a connecting thread, a filter cartridge II is arranged in the middle pipe behind the connecting thread, and filter screens II are arranged at two ends of the filter cartridge II; and a sealing gasket is arranged at the contact position of the second filter cylinder and the inner part of the middle pipe.

3. A water pump fitting for a water pump dip end as claimed in claim 2, wherein: the rear end of the middle pipe is provided with a first filter cylinder, and the bottom of the first filter cylinder is provided with a first filter screen; a through hole is obliquely formed in the side wall of the first filter cylinder, and a first filter screen is arranged at the through hole; the top of the filter cylinder is provided with a circle of baffle plates.

4. A water pump fitting for a water pump suction end as claimed in claim 3, wherein: a circle of positioning blocks are arranged in the middle pipe, and the positioning blocks are contacted with the baffle.

5. A water pump fitting for a water pump dip end as set forth in claim 1 wherein: the rear end of the middle pipe is provided with a thread groove, and threads matched with the thread groove are arranged in the connecting pipe.

6. A water pump fitting for a water pump dip end as set forth in claim 1 wherein: the front end of the water inlet pipe is provided with a centrally symmetrical inserting plate.

7. A water pump fitting for a water pump dip end as set forth in claim 1 wherein: the front pipe is connected with the middle pipe, and the middle pipe is connected with the rear pipe through threads.

8. A water pump fitting for a water pump suction end as claimed in claim 3, wherein: the pore diameter of the first filter screen is smaller than that of the second filter screen.