CN215568102U

CN215568102U - Filterable flange ball valve

Info

Publication number: CN215568102U
Application number: CN202122174151.7U
Authority: CN
Inventors: 林俊穆; 卓淑珍; 陈永庆; 邓辉强; 刘学芳
Original assignee: Felp Valve Technology Co ltd
Current assignee: Felp Valve Technology Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-01-18
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a filterable flange ball valve which comprises a shell, wherein a ball body is arranged in the shell, sealing rings are arranged on one side of the ball body, the two sealing rings are symmetrical with each other about a horizontal central line of the shell, a valve rod is arranged above the ball body, a control rod is arranged above the shell, one end of the valve rod penetrates through the shell, one end of the valve rod extends into the control rod, a valve rod bolt is arranged above the valve rod, one end of the valve rod bolt extends into the valve rod, a locking bolt is arranged on one side of the valve rod, a fixing threaded groove is formed in the lower end of the shell, two fixing threaded grooves are formed in the upper end of the shell, and a connecting threaded groove is formed in the upper end of the shell. According to the utility model, the filter screen is additionally arranged on the flange, so that substances which are easy to block the ball valve in liquid are effectively filtered.

Description

Filterable flange ball valve

Technical Field

The utility model relates to the technical field of all-welded ball valves, in particular to a flange ball valve capable of being filtered.

Background

The all-welded ball valve is technically characterized in that the valve body structure is integrally welded, no external leakage phenomenon exists, the valve seat is composed of a PTFE sealing ring and a spring, the adaptability to pressure and temperature changes is strong, no leakage is generated in the using range, the leakage-proof structure of the valve rod is provided, the bottom of the valve rod is provided with 1 PTFE self-sealing gasket and one O-shaped sealing ring, the upper surface of the valve rod is provided with two O-shaped sealing rings and two PTFE gaskets, no leakage is ensured, the valve body material is the same as the pipeline material, the stress is not uniform, the valve body is not extruded and deformed when an earthquake and a vehicle pass through the ground, the valve body is light and easy to preserve heat, the direct-buried ball valve can be directly buried underground, a high and large valve well is not required to be built, only a small shallow well needs to be arranged on the ground, the construction cost and the engineering time are greatly saved, and the length of the valve body and the height of the valve rod can be adjusted according to the construction and design requirements of the pipeline, the machining precision of the ball is very precise, the operation is light, and no bad interference exists.

However, as the service life of the existing all-welded ball valve increases, the performance of the ball-receiving valve is lost in all aspects, and the blockage is easily generated, so that the performance of the ball-receiving valve is influenced, and therefore the existing requirement is not met, and a flange ball valve capable of being filtered is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a filterable flange ball valve to solve the problem that the performance of a ball-connecting valve is influenced by blockage in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a filterable flange ball valve comprises a shell, wherein a ball body is arranged in the shell, sealing rings are arranged on one side of the ball body, the sealing rings are arranged in two numbers, the two sealing rings are symmetrical with respect to the horizontal central line of the shell, a valve rod is arranged above the ball body, a control rod is arranged above the shell, one end of the valve rod penetrates through the shell, one end of the valve rod extends into the control rod, a valve rod bolt is arranged above the valve rod, one end of the valve rod bolt extends into the valve rod, a locking bolt is arranged on one side of the valve rod, a fixing screw groove is arranged at the lower end of the shell, the two fixing screw grooves are arranged, a connecting screw groove is arranged at the upper end of the shell, a gasket is arranged on one side of the ball body, the two gaskets are arranged, a valve bottom is arranged at the bottom end of the shell, and a pipe groove is arranged in the shell, the utility model discloses a novel filter screen, including spheroidal outside, flange, connecting screw hole, draw-in groove, filter screen, net face guard, net face.

Preferably, the net surface and the net surface cover are fixedly connected.

Preferably, the sealing ring is fixedly connected with the shell.

Preferably, the sphere sleeve and the sphere are welded together, and the gasket and the shell are welded together.

Preferably, the filter screen is connected with the flange through a clamping groove.

Preferably, the flange is fixedly connected with the shell through bolts.

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

1. according to the utility model, the filter screen is arranged in the flange, the flange can be separated from the ball-connecting valve, the blockage caused by long service life can be cleaned by disassembling the flange, and the flange is assembled after cleaning is finished, so that the problem that various impurities in a pipeline are blocked by the filter screen along with the increase of the service life due to the influence of long-term blockage on the performance of the ball-connecting valve is avoided, the service performance of the ball-connecting valve is effectively improved, the service life of the ball-connecting valve is prolonged, and the problem of blockage caused after long service life is solved.

2. The utility model improves the firmness of the whole ball joint valve through all-welded connection, effectively controls the sealing property and the controllability of the ball joint valve through the design of the sealing ring around the ball joint valve and the ball body, effectively controls the flow of various liquids when the sealing ring is used, and improves the service performance and the control accuracy of the ball joint valve.

Drawings

FIG. 1 is an overall cross-sectional view of the present invention;

FIG. 2 is a perspective view of a flange of the present invention;

fig. 3 is a schematic structural diagram of the filter screen of the present invention.

In the figure: 1. a housing; 2. a sphere; 3. a seal ring; 4. a valve stem; 5. locking the bolt; 6. a set screw slot; 7. a connecting screw slot; 8. a gasket; 9. a control lever; 10. a valve bottom; 11. a pipe groove; 12. a valve stem bolt; 13. a ball body sleeve; 14. a flange; 15. connecting the threaded hole; 16. a filter screen; 17. a card slot; 18. a net mask; 19. and (5) a mesh surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an embodiment of the present invention is shown: a flange ball valve capable of being filtered comprises a shell 1, wherein a ball body 2 is installed inside the shell 1, sealing rings 3 are installed on one side of the ball body 2, the number of the sealing rings 3 is two, the two sealing rings 3 are symmetrical with respect to a horizontal central line of the shell 1, the sealing performance is better, a valve rod 4 is installed above the ball body 2, a control rod 9 is installed above the shell 1, one end of the valve rod 4 penetrates through the shell 1, one end of the valve rod 4 extends into the control rod 9, a valve rod bolt 12 is arranged above the valve rod 4, one end of the valve rod bolt 12 extends into the valve rod 4, a locking bolt 5 is installed on one side of the valve rod 4, a fixing screw groove 6 is formed in the lower end of the shell 1, the number of the fixing screw grooves 6 is two, a connecting screw groove 7 is formed in the upper end of the shell 1, a gasket 8 is installed on one side of the ball body 2, and the number of the gaskets 8 is two, the valve end 10 is installed to casing 1's bottom, and casing 1's inside is provided with tube seat 11, and spheroid 2's the outside is provided with spheroid cover 13, and flange 14 is installed to one side of casing 1, and flange 14's inside is provided with connecting screw hole 15, and connecting screw hole 15 is provided with four, and one side of flange 14 is provided with draw-in groove 17, the internally mounted of draw-in groove 17 has filter screen 16, filter screen 16's inside is provided with wire side 19, wire side 18 is installed in wire side 19's the outside, and filter screen 16's design has increased the life who connects the ball valve, has improved because the various problems that the jam brought.

Further, fixed connection between wire side 19 and wire side cover 18 prevents when the liquid velocity of flow is fast, to wire side 19's impact, influences

wire side cover

18 and 19's degree of agreeing with, has increased life, has guaranteed wire side 19's stability.

Further, fixed connection between sealing washer 3 and the casing 1, the effectual size of having controlled rivers, under the condition that connects the ball valve to close completely, sealing washer 3 has effectually stopped rivers, has improved the performance that connects the ball valve.

Further, the sphere sleeve 13 and the sphere 2, the gasket 8 and the shell 1 are all welded, so that the connection between the sphere sleeve and the sphere 2 is more stable through welding, and the service life is prolonged.

Furthermore, filter screen 16 and flange 14 are connected through draw-in groove 17, can select not equidimension filter screen 16 to filter according to the liquid of difference, and flange 14 can be dismantled, the working property that guarantees that can be better connect the ball valve.

Further, the flange 14 is fixedly connected with the shell 1 through bolts, so that the flange 14 is simple and rapid to mount and dismount, and is convenient and trouble-saving.

The working principle is as follows: during the use, with filter screen 16 and the installation of the draw-in groove 17 cooperation in the flange 14, after the installation, align connecting screw hole 15 on the flange 14 with the connecting screw groove 7 that connects ball valve one side, fix with the screw, after fixed, can begin to use and connect the ball valve, rivers are filtered by filter screen 16 earlier when flange 14, reacing the inside that connects the ball valve again, impurity and the plug of aquatic have been filtered, after using for a period, loosen set screw, with flange 14 with connect the ball valve separation, take out flange 14 internally mounted's filter screen 16, clean up filter screen 16 filterable impurity and plug, after the clearance is accomplished, install filter screen 16 once more, with flange 14 with connect ball valve fixed connection once more, used repeatedly.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A filterable flange ball valve, includes casing (1), its characterized in that: the ball valve is characterized in that a ball body (2) is arranged inside the shell (1), a sealing ring (3) is arranged on one side of the ball body (2), the sealing ring (3) is provided with two sealing rings (3), the two sealing rings (3) are symmetrical with respect to the horizontal central line of the shell (1), a valve rod (4) is arranged above the ball body (2), a control rod (9) is arranged above the shell (1), one end of the valve rod (4) penetrates through the shell (1), one end of the valve rod (4) extends into the control rod (9), a valve rod bolt (12) is arranged above the valve rod (4), one end of the valve rod bolt (12) extends into the valve rod (4), a locking bolt (5) is arranged on one side of the valve rod (4), a fixing screw groove (6) is arranged at the lower end of the shell (1), and the fixing screw groove (6) is provided with two fixing screw grooves, the upper end of casing (1) is provided with connecting screw groove (7), gasket (8) are installed to one side of spheroid (2), and gasket (8) are provided with two, valve end (10) are installed to the bottom of casing (1), the inside of casing (1) is provided with tube seat (11), the outside of spheroid (2) is provided with spheroid cover (13), flange (14) are installed to one side of casing (1), the inside of flange (14) is provided with connecting screw hole (15), and connecting screw hole (15) are provided with four, one side of flange (14) is provided with draw-in groove (17), the internally mounted of draw-in groove (17) has filter screen (16), the inside of filter screen (16) is provided with wire side (19), wire side (18) are installed in the outside of wire side (19).

2. A filterable flanged ball valve according to claim 1, wherein: the net surface (19) is fixedly connected with the net surface cover (18).

3. A filterable flanged ball valve according to claim 1, wherein: and the sealing ring (3) is fixedly connected with the shell (1).

4. A filterable flanged ball valve according to claim 1, wherein: the sphere sleeve (13) is connected with the sphere (2) and the gasket (8) is connected with the shell (1) in a welding mode.

5. A filterable flanged ball valve according to claim 1, wherein: the filter screen (16) is connected with the flange (14) through a clamping groove (17).

6. A filterable flanged ball valve according to claim 1, wherein: the flange (14) is fixedly connected with the shell (1) through bolts.