CN218076705U

CN218076705U - Reciprocating pump filter equipment

Info

Publication number: CN218076705U
Application number: CN202222410165.9U
Authority: CN
Inventors: 郑上军; 忻达; 张强
Original assignee: Ningbo Qianhu Petroleum Equipment Co ltd
Current assignee: Ningbo Qianhu Petroleum Equipment Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2022-12-20
Anticipated expiration: 2032-09-09

Abstract

The application relates to a reciprocating pump filter device, relates to the field of reciprocating pumps, and comprises a pump cylinder, a water outlet pipe communicated with the pump cylinder, a water inlet pipe communicated with the pump cylinder and a filter assembly arranged in the water inlet pipe. The filter assembly comprises a first filter box and a second filter box which are sequentially installed in the water inlet pipe from the direction far away from the pump cylinder to the direction close to the pump cylinder, a first opening for the first filter box to be taken and placed and a second opening for the second filter box to be taken and placed are formed in the water inlet pipe, a first cover body is installed on the first opening, and a second cover body is installed on the second opening. Reciprocating pump in this application uses through the cooperation of first rose box and second rose box, and reciprocating pump blocks up the problem that causes reciprocating pump to damage even when improving effectively and carry sewage.

Description

Reciprocating pump filter equipment

Technical Field

The application relates to the field of reciprocating pumps, in particular to a reciprocating pump filtering device.

Background

The reciprocating pump includes a piston pump, a metering pump, a diaphragm pump, and the like. The reciprocating pump driving method can be divided into two main types, namely a motor-driven pump (driven by a motor) and a direct-driven pump (driven by steam, gas or liquid). The reciprocating pump has wide application, and is used for conveying various high-pressure liquid materials in the chemical industry; in the petroleum industry, drilling mud pumps and fracturing pumps are available; metering pumps are found in the food and light industries; in addition, the device is also used for farmland irrigation, high-pressure cutting, high-pressure cleaning, water treatment equipment and the like.

The reciprocating pump belongs to a positive displacement pump, and the working principle of the reciprocating pump is that the purpose of conveying liquid is achieved by means of the periodic change of the volume in a working cavity; the mechanical energy of the motor is directly converted into the pressure energy of the conveying liquid through a reciprocating pump; structurally, the working chamber of the reciprocating pump is isolated from the outside by a sealing means, and is communicated or closed with the pipe through pump valves (suction valve and discharge valve). When the sewage is conveyed, the sewage flows through the water inlet pipeline and flows out of the water outlet pipeline.

In view of the above-described related art, the inventors believe that when sewage is conveyed, waste in the sewage may clog or even damage the reciprocating pump.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that debris block up the reciprocating pump and even cause the reciprocating pump to damage when carrying sewage, this application provides a reciprocating pump filter equipment.

The application provides a reciprocating pump filter equipment adopts following technical scheme:

the utility model provides a reciprocating pump filter equipment, including the pump cylinder, with the communicating outlet pipe of pump cylinder, with the communicating oral siphon of pump cylinder with install in filter assembly in the oral siphon, filter assembly includes from keeping away from the pump cylinder is to being close to the direction of pump cylinder installs first rose box and second rose box in the oral siphon in proper order, seted up the confession on the oral siphon first opening that first rose box got and was put and confession the second opening that the second rose box got and was put, install first lid on the first opening, install the second lid on the second opening.

Through adopting above-mentioned technical scheme, filtering component is used for filtering the debris in the sewage that flows through the reciprocating pump. During operation, all install first rose box and second rose box in the pipeline of intaking, rivers flow through first rose box and second rose box in proper order. When sundries in the first filter box are more, the first cover body is rapidly covered after the first filter box is taken out, the sundries are dumped, at the moment, the sundries in the sewage can be filtered into the second filter box, the water inlet pipe is immediately put into the first filter box after the first filter box is cleaned, and when the second filter box needs to be cleaned, the second filter box is taken out through the second opening, the second cover body is rapidly covered, and the sundries in the second filter box are dumped. The first filter tank and the second filter tank are matched for use, so that the probability that sundries enter the reciprocating pump and further cause the reciprocating pump to be blocked or even damaged is effectively reduced.

Optionally, the first filter tank includes a first tank body, an opening is formed in one side of the first tank body, which is far away from the pump cylinder, and a first filter hole is formed in one side of the first tank body, which is close to the pump cylinder; the second filter tank comprises a second tank body, one side of the second tank body, which is far away from the pump cylinder, is opened, and one side of the second tank body, which is close to the pump cylinder, is provided with a second filter hole.

Through adopting above-mentioned technical scheme, when sewage flowed through first rose box and second rose box, debris in the sewage can be blockked and stay in first rose box and second rose box.

Optionally, the filter assembly further comprises a filter plate, the filter plate is installed between the second filter box and the pump cylinder, a third filter hole smaller than the aperture of the second filter hole is formed in the filter plate, the second filter box further comprises a third box body, one side of the third box body, close to the pump cylinder, is open, and one side of the third box body, far away from the pump cylinder, is fixedly connected with the second box body.

Through adopting above-mentioned technical scheme, sewage flows through first rose box and second rose box, and the less debris of volume that are not filtered by first rose box and second rose box can be filtered by the filter, has further reduced the debris that get into the reciprocating pump, and then has protected the reciprocating pump. The third box is used for collecting the sundries filtered by the filter plate.

Optionally, a collecting tank is disposed at the bottom of the water inlet pipe, a guide inclined plane is disposed between the collecting tank and the filtering plate, and the second filtering tank is detachably mounted in the collecting tank.

Through adopting above-mentioned scheme, the filterable debris of third filter can fall into the third box of second rose box under the effect of gravity in through the direction inclined plane, and the second rose box still is used for collecting great debris, and when second box or third box debris are more, can take out the second rose box and empty debris.

Optionally, the side wall of the first filter tank is in clearance fit with the inner wall of the water inlet pipe, one side of the second filter tank, which is close to the second opening, is in clearance fit with the inner wall of the second cover body, and one side of the second filter tank, which is far away from the second opening, is in clearance fit with the bottom end of the collecting tank.

Through adopting above-mentioned technical scheme, avoid sewage to pass through from the gap between first rose box, second rose box and the oral siphon, and then avoid debris to get into reciprocating pump, lead to reciprocating pump to block up the condition of damage even.

Optionally, the first filter tank is provided with a first lifting rod and a second lifting rod for moving the first filter tank, and the second filter tank is provided with a third lifting rod and a fourth lifting rod for moving the second filter tank.

By adopting the technical scheme, when the first filter tank needs to be cleaned, the first opening is opened, and the first filter tank can be taken out stably by lifting the first lifting rod and the second lifting rod; when the second filter tank needs to be cleaned, the second opening is opened, and the second filter tank can be taken out smoothly by lifting the third lifting rod and the fourth lifting rod. In addition, the first lifting rod, the second lifting rod, the third lifting rod and the fourth lifting rod are arranged, so that the first filter box and the second filter box can be moved more conveniently and more labor-saving.

Optionally, a third opening for taking and placing the filter plate is formed in the water inlet pipe, and a third cover body is installed on the third opening.

Through adopting above-mentioned technical scheme, when the filter needs clearance, maintenance or change, can conveniently take out the filter.

Optionally, a limiting block for installing the filter plate is arranged in the water inlet pipe.

Through adopting above-mentioned technical scheme, improved the stability of filter in the inlet pipe, reduced the probability that the filter was washed down by rivers.

Optionally, the side walls of the first filtering tank and the second filtering tank are both of a net structure with a pore size smaller than that of the third filtering hole.

Through adopting above-mentioned technical scheme, when first rose box and second rose box need be cleared up, hydroenergy flows in the water pipe from first rose box and second rose box, reduces rivers and takes debris into the water pipe. In addition, the small aperture can effectively prevent small impurities from falling into the water pipe again.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first filter tank and the second filter tank are intermittently matched for use, so that the probability that sundries enter the reciprocating pump and further cause the reciprocating pump to be blocked or even damaged is effectively reduced;

2. the filter plate, the collecting tank and the third box body are matched for use, so that small sundries can be cleaned out, the sundries entering the reciprocating pump are further reduced, and the reciprocating pump is protected;

3. first rose box and the detachable installation of second rose box are gone into in the water pipe, conveniently clear up the impurity in first rose box and the second rose box.

Drawings

FIG. 1 is a schematic diagram of a reciprocating pump filter apparatus according to an embodiment;

FIG. 2 is a schematic view showing the construction of a first filtering tank of the filtering apparatus of the reciprocating pump of the embodiment;

FIG. 3 is a schematic view showing the construction of a second filtering tank of the filtering apparatus of the reciprocating pump according to the embodiment;

FIG. 4 is a schematic view of the construction and installation of a filter assembly of an embodiment of a reciprocating pump filter apparatus;

FIG. 5 is a schematic view of the filter plate structure and its mounting of the embodiment of the reciprocating pump filter apparatus.

Description of the reference numerals: 1. a pump cylinder; 2. a water inlet pipe; 21. a first opening; 22. a second opening; 23. a third opening; 24. a first cover body; 25. a second cover body; 26. a third cover body; 27. a clamping block; 28. a card slot; 3. a water outlet pipe; 4. a filter assembly; 41. a first filter tank; 411. a first case; 412. a first filtering hole; 413. a first lifting rod; 414. a second lifting rod; 42. a second filter tank; 421. a second case; 422. a third box body; 423. a second filtering hole; 424. a third lifting rod; 425. a fourth lifting rod; 43. a filter plate 431 and a fifth lifting rod; 432. a sixth lifting rod; 433. a third filtering hole; 5. collecting tank; 6. a guide slope.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses reciprocating pump filter equipment.

Referring to fig. 1, a reciprocating pump filter apparatus includes a pump cylinder 1, a water inlet pipe 2, a water outlet pipe 3, and a filter assembly 4. The water inlet pipe 2 and the water outlet pipe 3 are both communicated with the pump cylinder 1, the filter assembly 4 is installed in the water inlet pipe 2, the filter assembly 4 is arranged for filtering sundries in sewage, and the probability that the sundries enter the reciprocating pump, are blocked and even damage the reciprocating pump is reduced.

The filter assembly 4 includes a first filter tank 41, a second filter tank 42 and a filter plate 43 installed in the water inlet pipe 2 in order from a direction away from the pump cylinder 1 to a direction close to the pump cylinder 1. The first filtering tank 41 and the second filtering tank 42 are used for filtering larger impurities in the sewage; the filter plate 43 is used for filtering small impurities in the sewage. The water inlet pipe 2 is provided with a first opening 21 for taking and placing the first filter tank 41, a second opening 22 for taking and placing the second filter tank 42 and a third opening 23 for taking and placing the filter plate 43, the first opening 21 is provided with a first cover body 24, the second opening 22 is provided with a second cover body 25, and the third opening 23 is provided with a third cover body 26. The first cover 24, the second cover 25 and the third cover 26 are hinged at one end and are respectively mounted on the first opening 21, the second opening 22 and the third opening 23 through locking fasteners at one end, and the first cover, the second cover and the third cover are arranged to play a role in sealing.

Referring to fig. 1 and 2, the first filtering tank 41 includes a first tank 411, one side of the first tank 411, which is away from the pump cylinder 1, is open, a first filtering hole 412 is opened at one side close to the pump cylinder 1, and a side wall of the first tank 411 is in clearance fit with an inner wall of the water inlet pipe 2 to prevent waste in the sewage from passing through a gap between the first tank 411 and the water inlet pipe 2.

Referring to fig. 1 and 3, the second filter box 42 includes a second box 421 far away from the pump cylinder 1 and a third box 422 near the pump cylinder 1, one side of the second box 421 far away from the pump cylinder 1 is open, and one side near the pump cylinder 1 is provided with a second filter hole 423; the first filtering holes 412 and the second filtering holes 423 have the same aperture and are used for filtering larger impurities in the sewage, the first tank 411 and the second tank 421 are used for collecting the larger impurities, one side of the third tank 422 close to the pump cylinder 1 is opened, and the other side of the third tank 422 is welded and fixed on the second tank 421.

Referring to fig. 1, 4 and 5, the filter plate 43 is provided with a third filter hole 433, the aperture of the third filter hole 433 is smaller than that of the first filter hole 412, the filter plate 43 is used for filtering small impurities that can pass through the first filter tank 41 and the second filter tank 42, and the third box 422 is used for collecting the small impurities filtered by the filter plate 43. Collecting vat 5 has been seted up to 2 bottoms of oral siphon, and second rose box 42 is installed in collecting vat 5, and second box 421 are close to first box 411, and third box 422 is close to filter 43. The filter 43 sets up between second rose box 42 and pump cylinder 1 and is located the collecting vat 5 after, is provided with direction inclined plane 6 between collecting vat 5 and the filter 43, makes things convenient for the filterable debris of filter 43 to fall into in the third box 422. The second filter box 42 and the filter plate 43 are in clearance fit with the inner wall of the water inlet pipe 2, so that sewage sundries are prevented from reaching the reciprocating pump through a gap, and then the reciprocating pump is blocked or even damaged. Two clamping blocks 27 are arranged in the water inlet pipe 2, a clamping groove 28 used for fixing the filter plate 43 is formed between the two clamping blocks 27, and the probability that the filter plate 43 is washed down by water flow is reduced due to the arrangement of the clamping blocks 27.

A first lifting rod 413 and a second lifting rod 414 which are convenient for moving the first filter tank 41 are welded on the first filter tank 41; the second filter box 42 is welded with a third lifting rod 424 and a fourth lifting rod 425 which are convenient for moving the second filter box 42; the arrangement of the first lifting rod 413, the second lifting rod 414, the third lifting rod 424 and the fourth lifting rod 425 not only can realize that the first filter tank 41 and the second filter tank 42 can be taken out from the water inlet pipe 2 smoothly, but also is more convenient and labor-saving. The filter plate 43 is provided with fifth and sixth lifting

rods

431 and 432 for conveniently moving the filter plate 43. The side walls of the first filtering box 41 and the second filtering box 42 are both set to be a mesh structure smaller than the aperture of the third filtering hole 433, so that when more impurities in the first filtering box 41 and the second filtering box 42 need to be cleaned, the impurities in the first box 411, the second box 421 and the third box 422 are prevented from leaking and further falling into the water inlet pipe 2 in the process of taking out the first filtering box 41 and the second filtering box.

The implementation principle of the reciprocating pump filtering device in the embodiment of the application is as follows: when the filter assembly 4 works, the filter assembly 4 is installed in the water inlet pipe 2, when the sundries in the first filter tank 41 are more, the first filter tank 41 is taken out, the first cover body 24 is quickly closed, the sundries in the first filter tank 41 are cleaned, and at the moment, the larger sundries in the sewage can be filtered into the second tank body 421 of the second filter tank 42. Smaller impurities can pass through the first and

second filter boxes

41 and 42 to the third filter plate 43, the third filter plate 43 filters the smaller impurities, and the impurities enter the third box 422 of the second filter box 42 through the guide slope 6. After the first filtering box 41 is cleaned, the water inlet pipe 2 is immediately placed in, and when more sundries in the second box 421 or the third box 422 need to be cleaned, the second filtering box 42 is taken out, the second cover 25 is quickly covered, and then the sundries in the second filtering box 42 are cleaned. The first filtering box 41 and the second filtering box 42 are used in cooperation, so that larger impurities can be filtered and cleaned out all the time. The arrangement of the collecting tank 5 and the filter plate 43 can filter out smaller impurities, thereby further reducing the impurities entering the reciprocating pump. The reciprocating pump filtering device in the application can effectively improve the problem that sundries block or even damage the reciprocating pump when conveying sewage.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A reciprocating pump filter device is characterized in that: including pump cylinder (1), with communicating outlet pipe (3) of pump cylinder (1), with communicating oral siphon (2) of pump cylinder (1) and install in filter assembly (4) in oral siphon (2), filter assembly (4) are including keeping away from pump cylinder (1) is close to first rose box (41) and second rose box (42) in oral siphon (2) are installed in proper order to the direction of pump cylinder (1), seted up the confession on oral siphon (2) first opening (21) and the confession that first rose box (41) were got and are put second opening (22) that second rose box (42) were got and are put, install first lid (24) on first opening (21), install second lid (25) on second opening (22).

2. A reciprocating pump filter arrangement as claimed in claim 1, wherein: the first filtering box (41) comprises a first box body (411), one side, far away from the pump cylinder (1), of the first box body (411) is provided with an opening, and one side, close to the pump cylinder (1), of the first box body (411) is provided with a first filtering hole (412); the second filtering box (42) comprises a second box body (421), one side of the second box body (421) far away from the pump cylinder (1) is provided with an opening, and one side of the second box body (421) close to the pump cylinder (1) is provided with a second filtering hole (423).

3. A reciprocating pump filter arrangement as claimed in claim 2, wherein: filter assembly (4) still include filter (43), filter (43) install in second rose box (42) with between pump cylinder (1), seted up the aperture on filter (43) and be less than third filtration pore (433) in second filtration pore (423) aperture, second rose box (42) still include third box (422), one side opening that third box (422) are close to pump cylinder (1), one side and second box (421) fixed connection of keeping away from pump cylinder (1).

4. A reciprocating pump filter arrangement as claimed in claim 3, wherein: the water inlet pipe (2) is provided with a collecting groove (5) at the bottom, a guide inclined plane (6) is arranged between the collecting groove (5) and the filter plate (43), and the second filter box (42) is detachably arranged in the collecting groove (5).

5. A reciprocating pump filter arrangement as claimed in claim 4, wherein: the side wall of the first filtering box (41) is in clearance fit with the inner wall of the water inlet pipe (2), one side, close to the second opening (22), of the second filtering box (42) is in clearance fit with the inner wall of the second cover body (25), and one side, far away from the second opening (22), of the second filtering box (42) is in clearance fit with the bottom end of the collecting tank (5).

6. A reciprocating pump filter arrangement as claimed in claim 1, wherein: the first filtering tank (41) is provided with a first lifting rod (413) and a second lifting rod (414) which are used for moving the first filtering tank (41), and the second filtering tank (42) is provided with a third lifting rod (424) and a fourth lifting rod (425) which are used for moving the second filtering tank (42).

7. A reciprocating pump filter arrangement as claimed in claim 3, wherein: and a third opening (23) for taking and placing the filter plate (43) is formed in the water inlet pipe (2), and a third cover body (26) is installed on the third opening (23).

8. A reciprocating pump filter arrangement as claimed in claim 7, wherein: and a limiting block for mounting the filter plate (43) is arranged in the water inlet pipe (2).

9. A reciprocating pump filter arrangement as claimed in claim 3, wherein: the side walls of the first filtering tank (41) and the second filtering tank (42) are respectively of a net structure with the aperture smaller than that of the third filtering hole (433).