CN223794718U

CN223794718U - Multi-channel control valve

Info

Publication number: CN223794718U
Application number: CN202520437318.XU
Authority: CN
Inventors: 潘龙晓; 王伟; 王洪东; 张铁军
Original assignee: Qingdao Weike Electromechanical Equipment Co ltd
Current assignee: Qingdao Weike Electromechanical Equipment Co ltd
Priority date: 2025-03-13
Filing date: 2025-03-13
Publication date: 2026-01-13
Anticipated expiration: 2035-03-13

Abstract

The utility model discloses a multichannel control valve, which belongs to the technical field of multichannel control valves and comprises an outer channel shell and four valve bodies fixedly arranged on the periphery of the outer channel shell, wherein the top of the outer channel shell is fixedly connected with a fluid inlet pipe, the periphery of the outer channel shell is fixedly connected with a fluid outlet pipe, the four valve bodies are respectively in butt joint with the four fluid outlet pipes, a detachable filter screen is fixedly arranged on the inner wall, close to each fluid outlet pipe, of the outer channel shell, the inner part of the outer channel shell is slidably arranged on a circular scraping plate, impurities in fluid can be filtered by the filter screen through the arrangement of the filter screen, the impurities are prevented from entering the valve bodies along with the fluid, the sealing effect and the circulation effect of the control valve are ensured, and the filter screen can be cleaned through the arrangement of the circular scraping plate, so that the filter screen is prevented from being blocked and affecting the use.

Description

Multi-channel control valve

Technical Field

The utility model belongs to the technical field of multi-channel control valves, and particularly relates to a multi-channel control valve.

Background

The multichannel control valve is widely applied to the chemical industry, and along with the continuous development of the technology in the chemical industry, the requirements on the multichannel control valve are also higher and higher.

The prior Chinese patent with publication number of CN220082196U discloses a multichannel control valve, which comprises a multichannel shell and a sealing unit, wherein valve bodies are arranged in mounting ports which are uniformly distributed in an annular shape on the outer cambered surface of the multichannel shell, valve rods are connected in rotating holes arranged at the upper end of the middle part of the valve bodies in a rotating way through bearings, valve cores are arranged at the lower ends of the valve rods, and the valve cores are respectively matched with inner cavities of vertically adjacent valve bodies.

In view of the above-mentioned related art, the inventors have found that there is at least a problem in this technology that if a multichannel control valve is applied to fluid delivery with a large amount of impurities, the impurities are easily attached to the valve body and the valve core after a long-time operation, resulting in a decrease in the degree of fit of the valve body and the valve core, affecting the sealing effect of the control valve, and easily causing clogging to reduce the actual flow effect of the valve body.

Disclosure of utility model

The present utility model is directed to a multi-channel control valve, which solves the above-mentioned problems.

The multi-channel control valve comprises an outer channel shell and four valve bodies fixedly arranged on the periphery of the outer channel shell, wherein the top of the outer channel shell is fixedly connected with a fluid inlet pipe, the periphery of the outer channel shell is fixedly connected with fluid discharge pipes, the four valve bodies are respectively in butt joint with the four fluid discharge pipes, a detachable filter screen is fixedly arranged on the inner wall, close to each fluid discharge pipe, of the inner part of the outer channel shell, the inner part of the outer channel shell is slidably arranged on a circular scraping plate, a screw is rotatably arranged at one corner of the inner part of the outer channel shell, one corner of the circular scraping plate is sleeved on the screw and is in threaded connection with the screw, and a motor for driving the screw to rotate is fixedly arranged on the top of the outer channel shell.

As a preferred embodiment, the surface of the fluid discharge pipe is provided with external threads, and both ends of the valve body are provided with threaded sleeves matched with the external threads.

As a preferable implementation mode, the periphery of the square scraping plate is fixedly connected with a hairbrush.

As a preferable implementation mode, other triangular parts inside the outer channel shell are fixedly provided with guide rods, and other triangular parts of the square scraping plate are in sliding sleeve connection with the guide rods.

As a preferred embodiment, an openable top cover is fixedly mounted on the top of the outer channel shell.

As a preferred embodiment, a drain valve is fixedly installed at the bottom of the outer channel shell.

Compared with the prior art, the utility model has the beneficial effects that:

According to the multi-channel control valve, through the arrangement of the filter screen, after the fluid mixed with impurities enters the outer channel shell, the filter screen can filter the impurities in the fluid, so that the impurities are prevented from entering the valve body along with the fluid, and the sealing effect and the circulation effect of the control valve are ensured;

According to the multichannel control valve, through the arrangement of the square scraper, in the use process, the motor can be started periodically to drive the screw rod to rotate, so that the screw rod drives the square scraper to slide along the guide rod, and the brush on the square scraper cleans a filter screen, so that the filter screen is prevented from being blocked and the use is prevented from being influenced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the outer channel shell of the present utility model;

fig. 3 is a schematic structural view of the loop-shaped scraper of the present utility model.

In the figure, 1, an outer channel shell, 11, a fluid inlet pipe, 12, a fluid outlet pipe, 13, a filter screen, 14, a square scraper, 15, a screw, 16, a motor, 17, a brush, 18, a guide rod, 19, a top cover, 110, a blow-down valve, 2, a valve body, 21 and a screw sleeve.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1-3, the utility model provides a multi-channel control valve, which comprises an outer channel shell 1 and four valve bodies 2 fixedly installed around the outer channel shell 1, wherein a fluid inlet pipe 11 is fixedly connected to the top of the outer channel shell 1, fluid outlet pipes 12 are fixedly connected to the periphery of the outer channel shell 1, the four valve bodies 2 are respectively butted with the four fluid outlet pipes 12, external threads are arranged on the surfaces of the fluid outlet pipes 12, screw sleeves 21 matched with the external threads are arranged at two ends of the valve bodies 2, and when in use, the screw sleeves 21 of the four valve bodies 2 are respectively sleeved on the four fluid outlet pipes 12, so that the valve bodies 2 are butted with the fluid outlet pipes 12, and after the fluid enters the outer channel shell 1 from the fluid inlet pipe 11, the fluid is respectively discharged into different pipelines through the four valve bodies 2, so that multi-channel control is realized.

Referring to fig. 2, the detachable filter screen 13 is fixedly installed on the inner wall of the outer channel shell 1, which is close to each fluid discharge pipe 12, and through the arrangement of the filter screen 13, after the fluid mixed with impurities enters the outer channel shell 1, the filter screen 13 filters the impurities in the fluid, so that the impurities are prevented from following the fluid to enter the valve body 2, and the sealing effect and the circulation effect of the control valve are ensured.

Referring to fig. 1-3, the inside of the outer channel shell 1 is slidably mounted on the circular scraping plate 14, brushes 17 are fixedly connected to the periphery of the circular scraping plate 14, a screw 15 is rotatably mounted at one corner of the inside of the outer channel shell 1, one corner of the circular scraping plate 14 is sleeved on the screw 15 and is in threaded connection with the screw 15, a motor 16 for driving the screw 15 to rotate is fixedly mounted at the top of the outer channel shell 1, guide rods 18 are fixedly mounted at other triangular positions of the inside of the outer channel shell 1, other triangular positions of the circular scraping plate 14 are slidably sleeved on the guide rods 18, and through the arrangement of the circular scraping plate 14, the motor 16 can be periodically started to drive the screw 15 to rotate, so that the screw 15 drives the circular scraping plate 14 to slide along the guide rods 18, and the brushes 17 on the circular scraping plate 14 clear up the filter screen 13, so that the filter screen 13 is prevented from being blocked and being influenced.

Wherein, the top of outer passageway casing 1 fixed mounting has openable top cap 19, through the setting of top cap 19, can regularly open top cap 19 and maintain the inside of outer passageway casing 1.

In addition, the bottom of the outer channel housing 1 is fixedly provided with a drain valve 110, and the drain valve 110 can be opened to discharge the filtered impurities in the outer channel housing 1 through the arrangement of the drain valve 110.

The working principle and the use flow of the utility model are that firstly, when in use, the threaded sleeves 21 of the four valve bodies 2 are respectively sleeved on the four fluid discharge pipes 12, so that the butt joint of the valve bodies 2 and the fluid discharge pipes 12 is realized, after the fluid enters the outer channel shell 1 from the fluid inlet pipe 11, the fluid is respectively discharged into different pipelines through the four valve bodies 2, the multi-channel control is realized, and when the fluid mixed with impurities enters the outer channel shell 1, the filter screen 13 filters the impurities in the fluid, thereby avoiding the impurities from following the fluid to enter the valve bodies 2, and ensuring the sealing effect and the circulation effect of the control valve. In the use process, the motor 16 can be started periodically to drive the screw rod 15 to rotate, so that the screw rod 15 drives the square scraper 14 to slide along the guide rod 18, and the hairbrush 17 on the square scraper 14 cleans the filter screen 13, thereby avoiding the influence on the use caused by the blockage of the filter screen 13.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The multichannel control valve comprises an outer channel shell (1) and four valve bodies (2) fixedly mounted on the periphery of the outer channel shell (1), and is characterized in that a fluid inlet pipe (11) is fixedly connected to the top of the outer channel shell (1), fluid outlet pipes (12) are fixedly connected to the periphery of the outer channel shell (1), the four valve bodies (2) are respectively in butt joint with the four fluid outlet pipes (12), a detachable filter screen (13) is fixedly mounted on the inner wall, close to each fluid outlet pipe (12), of the inner portion of the outer channel shell (1), a screw (15) is rotatably mounted at one corner of the inner portion of the outer channel shell (1), one corner of the screw (14) is sleeved on the screw (15) and is in threaded connection with the screw (15), and a motor (16) for driving the screw (15) to rotate is fixedly mounted on the top of the outer channel shell (1).

2. A multi-channel control valve according to claim 1, characterized in that the surface of the fluid discharge pipe (12) is provided with external threads, and both ends of the valve body (2) are provided with threaded sleeves (21) which are matched with the external threads.

3. A multi-channel control valve according to claim 1, characterized in that brushes (17) are fixedly connected around the two sides of the return-shaped scraping plate (14).

4. The multi-channel control valve according to claim 1, wherein guide rods (18) are fixedly arranged at other triangular positions inside the outer channel shell (1), and the other triangular positions of the square scraper (14) are in sliding sleeve connection with the guide rods (18).

5. A multi-channel control valve according to claim 1, characterized in that the top of the outer channel housing (1) is fixedly provided with an openable top cover (19).

6. A multi-channel control valve according to claim 1, characterized in that a blow-down valve (110) is fixedly mounted at the bottom of the outer channel housing (1).