CN219734273U

CN219734273U - Filtering ball valve

Info

Publication number: CN219734273U
Application number: CN202320805912.0U
Authority: CN
Inventors: 曹海卫
Original assignee: Shanghai Ruiqin Technology Engineering Co ltd
Current assignee: Shanghai Ruiqin Technology Engineering Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-09-22
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a filtering ball valve, which relates to the technical field of ball valves and comprises a valve body, wherein a ball body is arranged in the valve body, a valve rod for rotating the ball body is fixedly arranged at the top end of the ball body, the valve rod penetrates through the top end of the valve body, a channel for fluid circulation is formed in the ball body, a filtering component for filtering fluid is arranged at one side of the interior of the ball body, the filtering component comprises an annular outer frame, a filter screen is fixedly arranged in the annular outer frame, an opening is formed in the front end of the valve body, when the ball body rotates to the state that the valve body is closed, the filtering component in the ball body rotates to face the opening, an inner plug is connected with threads in the opening, an outer hexagon plug is fixedly arranged at the front end of the inner plug, and the outer hexagon plug is arranged at the front side of the valve body. When the filter screen is cleaned, the valve is not required to be added, water in the ball valve is not required to be discharged, the cost is saved, and the hidden danger of leakage is reduced.

Description

Filtering ball valve

Technical Field

The utility model relates to the technical field of ball valves, in particular to a filtering ball valve.

Background

The ball valve is one kind of valve, and the ball is driven by the valve rod and rotates around the axis of the ball valve. Ball valves are widely used in industries such as petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like. In order to prevent impurities contained in the fluid in the pipeline system from affecting the normal operation of the ball valve, a filtering assembly can be arranged in the ball valve to filter the fluid.

For example, publication number CN201187592Y provides a ball valve capable of filtering a fluid, which is composed of a valve body, a valve cover, a valve seat, a ball, an O-ring, a handle, a bolt, a valve rod, a gasket, a filter cover, a filter element, an upper gasket of the filter element, a lower gasket of the filter element, etc., wherein a fluid passage can be opened or closed by rotating the ball of the ball valve, and after the fluid passage is opened, the fluid flowing out of the ball valve directly enters the filter element, is filtered by a filter screen of the filter element, and flows out of an outlet.

A filtering ball valve of publication number CN202188154U, comprising a valve body, wherein the valve body is provided with a water inlet and a water outlet, a filtering belt is arranged on a connecting flow passage between the water inlet and the water outlet in the valve body, the filtering belt forms isolation for the connecting flow passage between the water inlet and the water outlet, a plurality of granule medium filtering holes are uniformly distributed on the filtering belt, and the filtering belt for filtering granule mediums and the like is arranged on the connecting flow passage between the water inlet and the water outlet in the valve body.

The conventional method for cleaning the filter element or the filter belt by the ball valve is that a valve is additionally arranged on one side of the ball valve, water in the ball valve is discharged after the water flow in the ball valve is cut off, and then the filter element or the filter belt is cleaned, so that not only is the expenditure of cost increased, but also the hidden danger of leakage is increased.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the filtering ball valve, which does not need to add a valve or drain water in the ball valve when a filter screen is cleaned, thereby saving the cost, reducing hidden danger of leakage and effectively solving the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a filtering ball valve, includes the valve body, the inside spheroid that is equipped with of valve body, the fixed valve rod that is used for rotating the spheroid that is equipped with in spheroid top, the valve rod runs through the valve body top, set up the passageway that supplies the fluid to circulate in the spheroid, the inside one side of spheroid is equipped with the filter component that is used for filtering fluid, the filter component includes annular frame, the fixed filter screen that is equipped with in annular frame inside;

the valve body front end has offered the opening, and the spheroid rotates when the valve body is closed, and the filter component rotation in the spheroid faces the opening, and the inside threaded connection of opening has interior end cap, interior end cap front end is fixed with outer hexagonal end cap, outer hexagonal end cap locates the valve body front side.

Preferably, a round groove is formed in one side of the ball body, the round groove is formed in one side of the channel and is communicated with the channel, the filter assembly is arranged in the round groove, and the outer end of the annular outer frame is connected with the inner wall of the round groove through threads.

Preferably, grooves are formed in the top end and the bottom end of the inner portion of the annular outer frame, and the two grooves are formed in one side, away from the channel, of the filter screen.

Preferably, a second sealing gasket is arranged in the circular groove, the second sealing gasket is arranged on one side, close to the channel, of the annular outer frame, and the second sealing gasket is used for sealing a gap between the annular outer frame and the circular groove.

Preferably, a first sealing gasket is sleeved outside the inner plug, and the first sealing gasket is arranged between the rear end of the outer hexagonal plug and the front end of the valve body and is used for sealing a gap between the outer hexagonal plug and the opening.

Preferably, one end of the valve body is provided with a pipe fitting, one end of the pipe fitting, which is close to the valve body, is provided with an internal thread movable joint, one end of the valve body is provided with an external thread which is matched with the internal thread movable joint, and the pipe fitting is connected with one end of the valve body through the internal thread movable joint and the external thread.

Preferably, the other end of the valve body is provided with an external thread joint, and the other end of the valve body is connected with external equipment through the external thread joint; the movable wire ring and the rubber gasket are sleeved at the other end of the valve body, and the rubber gasket is tightly pressed between the movable wire ring and external equipment to realize a sealing function.

Preferably, a valve neck is connected between the valve rod and the valve body, a valve handle is arranged on the outer side of the top end of the valve rod, and the valve handle is fixedly connected with the valve rod through a valve cap.

(III) beneficial effects

Compared with the prior art, the utility model provides the filtering ball valve, which has the following beneficial effects:

when the ball valve is opened, a filter screen in the filter assembly filters fluid, if the filter screen needs to be cleaned, the valve handle is rotated to drive the valve rod to rotate, so that the ball body rotates, the filter assembly is rotated to face the opening on the valve body, at the moment, the ball body closes the valve body, then the outer hexagonal plug and the inner plug are unscrewed, and the filter screen is taken out through the opening for cleaning; when the filter screen is cleaned, the valve is not required to be added, water in the ball valve is not required to be discharged, the cost is saved, and the hidden danger of leakage is reduced.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front view of the present utility model with the inner plug and the outer hex plug removed;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is a partial block diagram of a sphere according to the present utility model;

FIG. 5 is an exploded view of the sphere, filter assembly and second sealing gasket of the present utility model;

FIG. 6 is a cross-sectional view of a filter assembly of the present utility model;

fig. 7 is a block diagram of the inner plug, outer hex plug and first sealing gasket of the present utility model.

In the figure: 1 valve handle, 2 valve bonnet, 3 valve neck, 4 external thread, 5 rubber gasket, 6 external thread joint, 7 movable thread ring, 8 inner plug, 9 outer hexagonal plug, 10 valve body, 11 inner thread movable joint, 12 pipe fitting, 13 valve rod, 14 ball, 15 filter component, 16 first sealing gasket;

141 channels, 142 circular grooves;

151 ring frame, 152 filter screen, 153 recess, 154 second sealing washer.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

1-7, the utility model provides a filtering ball valve, which comprises a valve body 10, wherein a ball body 14 is arranged in the valve body 10, a valve rod 13 for rotating the ball body 14 is fixedly arranged at the top end of the ball body 14, the valve rod 13 penetrates through the top end of the valve body 10, a valve neck 3 is connected between the valve rod 13 and the valve body 10, a valve handle 1 is arranged at the outer side of the top end of the valve rod 13, the valve handle 1 is fixedly connected with the valve rod 13 through a valve cap 2, and a channel 141 for fluid circulation is formed in the ball body 14.

The inside one side of spheroid 14 is equipped with the filter component 15 that is used for filtering fluid, filter component 15 includes annular frame 151, the inside fixed filter screen 152 that is equipped with of annular frame 151, the impurity filtration in the fluid of filter screen 152.

An opening is formed in the front end of the valve body 10, when the ball body 14 rotates to the state that the valve body 10 is closed, the filter assembly 15 in the ball body 14 rotates to face the opening, an inner plug 8 is connected to the opening in a threaded mode, an outer hexagonal plug 9 is fixedly arranged at the front end of the inner plug 8, and the outer hexagonal plug 9 is arranged on the front side of the valve body 10.

In order to seal the gap between the outer hexagonal plug 9 and the opening, a first sealing gasket 16 is sleeved outside the inner plug 8, and the first sealing gasket 16 is arranged between the rear end of the outer hexagonal plug 9 and the front end of the valve body 10.

Moreover, one end of the valve body 10 is provided with a pipe fitting 12, one end of the pipe fitting 12, which is close to the valve body 10, is provided with an internal thread movable joint 11, one end of the valve body 10 is provided with an external thread 4 matched with the internal thread movable joint 11, and the pipe fitting 12 is connected with one end of the valve body 10 through the internal thread movable joint 11 and the external thread 4. The other end of the valve body 10 is provided with an external thread connector 6, the other end of the valve body 10 is connected with external equipment through the external thread connector 6 (an internal thread matched with the external thread connector 6 is arranged on the external equipment), the other end of the valve body 10 is sleeved with a movable thread ring 7 and a rubber gasket 5, and the rubber gasket 5 is tightly pressed between the movable thread ring 7 and the external equipment to realize a sealing function, so that fluid leakage is avoided.

When the ball valve is opened, fluid flows in through the pipe fitting 12, flows into the external device through the filter assembly 15 and the channel 141 on the ball 14, and the fluid is filtered by the filter screen 152 in the filter assembly 15.

If the filter screen 152 needs to be cleaned, the valve handle 1 is rotated to drive the valve rod 13 to rotate, so that the ball body 14 rotates, the filter assembly 15 is rotated to face the opening on the valve body 10, at the moment, the ball body 14 closes the valve body 10, then the inner hexagonal or adjustable wrench is used for opening and screwing the outer hexagonal plug 9, the outer hexagonal plug 9 and the inner plug 8 are taken out, and then the filter screen 152 is taken out through the opening for cleaning.

In order to facilitate the disassembly and assembly of the filter screen 152, as shown in fig. 4-6, a circular groove 142 is formed on one side of the sphere 14, the circular groove 142 is formed on one side of the channel 141 and is communicated with the channel 141, the filter assembly 15 is arranged inside the circular groove 142, and the outer end of the annular outer frame 151 is connected with the inner wall of the circular groove 142 through threads. Grooves 153 are formed in the top end and the bottom end of the ring-shaped outer frame 151, and the two grooves 153 are formed in one side, away from the channel 141, of the filter screen 152.

The ring frame 151 is rotated by a tool inserted into the groove 153 such that the ring frame 151 is separated from the circular groove 142, facilitating removal of the ring frame 151 from the opening, thereby facilitating cleaning of the filter screen 152 in the ring frame 151.

In addition, a second sealing gasket 154 is disposed inside the circular groove 142, and the second sealing gasket 154 is disposed on a side of the annular outer frame 151 near the channel 141, for sealing a gap between the annular outer frame 151 and the circular groove 142.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a filtering ball valve, includes valve body (10), valve body (10) inside is equipped with spheroid (14), spheroid (14) top is fixed to be equipped with valve rod (13) that are used for rotating spheroid (14), valve rod (13) run through valve body (10) top, offer passageway (141) that supply fluid to circulate in spheroid (14), its characterized in that:

a filtering component (15) for filtering fluid is arranged on one side of the inside of the sphere (14), the filtering component (15) comprises an annular outer frame (151), and a filter screen (152) is fixedly arranged in the annular outer frame (151);

an opening is formed in the front end of the valve body (10), when the ball body (14) rotates to the state that the valve body (10) is closed, a filter assembly (15) in the ball body (14) rotates to face the opening, an inner plug (8) is connected to the inside of the opening in a threaded mode, an outer hexagonal plug (9) is fixedly arranged at the front end of the inner plug (8), and the outer hexagonal plug (9) is arranged at the front side of the valve body (10);

a round groove (142) is formed in one side of the ball body (14), the round groove (142) is formed in one side of the channel (141) and is communicated with the channel (141), the filter assembly (15) is arranged in the round groove (142), and the outer end of the annular outer frame (151) is connected with the inner wall of the round groove (142) through threads;

grooves (153) are formed in the inner top end and the inner bottom end of the annular outer frame (151), and the two grooves (153) are formed in one side, far away from the channel (141), of the filter screen (152).

2. A filter ball valve as defined in claim 1, wherein: the inside of circular slot (142) is equipped with second sealing washer (154), the one side that is close to passageway (141) of annular frame (151) is located to second sealing washer (154), second sealing washer (154) are used for sealing the space between annular frame (151) and circular slot (142).

3. A filter ball valve as defined in claim 1, wherein: the inner plug (8) is sleeved with a first sealing gasket (16), and the first sealing gasket (16) is arranged between the rear end of the outer hexagonal plug (9) and the front end of the valve body (10) and used for sealing a gap between the outer hexagonal plug (9) and the opening.

4. A filter ball valve as defined in claim 1, wherein: one end of the valve body (10) is provided with a pipe fitting (12), one end of the pipe fitting (12) close to the valve body (10) is provided with an internal thread movable joint (11), one end of the valve body (10) is provided with an external thread (4) matched with the internal thread movable joint (11), and the pipe fitting (12) is connected with one end of the valve body (10) through the internal thread movable joint (11) and the external thread (4).

5. The filter ball valve of claim 4, wherein: the other end of the valve body (10) is provided with an external thread joint (6), and the other end of the valve body (10) is connected with external equipment through the external thread joint (6);

the movable wire ring (7) and the rubber gasket (5) are sleeved at the other end of the valve body (10), and the rubber gasket (5) is tightly pressed between the movable wire ring (7) and external equipment to realize a sealing function.

6. A filter ball valve as defined in claim 1, wherein: a valve neck (3) is connected between the valve rod (13) and the valve body (10), a valve handle (1) is arranged on the outer side of the top end of the valve rod (13), and the valve handle (1) is fixedly connected with the valve rod (13) through a valve cap (2).