CN217736595U

CN217736595U - Leakage-proof control valve

Info

Publication number: CN217736595U
Application number: CN202221028406.7U
Authority: CN
Inventors: 汤仁义
Original assignee: Wuxi Lunqu Automatic Control Valve Manufacturing Co ltd
Current assignee: Wuxi Lunqu Automatic Control Valve Manufacturing Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-11-04
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a leak protection control valve, including control valve, valve rod, water outlet, control valve one side communicates with each other and is connected with the interface of intaking, fixedly connected with draw-in groove on the interface of intaking, be provided with the inlet tube in the draw-in groove, the inlet tube outside is provided with the fixing bolt B who extends to the draw-in groove outside, the control valve opposite side communicates with each other and is connected with water outlet. The utility model discloses a draw-in groove cooperation fixing bolt B installs inlet tube and interface of intaking fast, avoid great rivers impact interface of intaking to cause the seepage phenomenon to appear between interface of intaking and the inlet tube, cooperate flange B to install interface of intaking and outlet pipe together fast through flange A, moreover, the steam generator is simple in operation, convenient to detach, when this control valve is opened to needs, act on the valve rod at the swivel nut through the handle, the stopper is inside to be rotated, act on case B downstream and sealed B laminating zonulae occludens, avoid rivers entering control valve first half.

Description

Leakage-proof control valve

Technical Field

The utility model relates to a control valve technical field specifically is a leak protection control valve.

Background

The control valve is a pipeline accessory used for opening and closing a pipeline, controlling flow direction, adjusting and controlling parameters of a conveying medium, and can be divided into a shut-off valve, a check valve, a regulating valve and the like according to functions of the control valve, wherein the valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, the valve is used for a fluid control system, and the variety and the specification of the valve are quite various from the simplest stop valve to various valves used in an extremely complicated automatic control system, and the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

However, the traditional control valve is inconvenient to install, and the control valve has the problem of insufficient sealing property along with the increase of the service time, so that the leakage phenomenon is easy to occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leak protection control valve to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a leak protection control valve, includes control valve, valve rod, water outlet, control valve one side communicates with each other and is connected with the interface of intaking, fixedly connected with draw-in groove on the interface of intaking, be provided with the inlet tube in the draw-in groove, the inlet tube outside is provided with the fixing bolt B who extends to the draw-in groove outside, the control valve opposite side communicates with each other and is connected with water outlet, water outlet outside fixedly connected with flange A, the flange A outside is provided with flange B, fixedly connected with outlet pipe on the flange B, control valve top fixedly connected with valve gap, valve gap top fixedly connected with swivel nut, swivel nut female connection has the valve rod, and the valve rod runs through the swivel nut and stretches into inside the control valve with the valve gap, be provided with the stopper in the control valve, and the valve rod runs through stopper and stopper threaded connection, by last from top to bottom fixedly connected with case B4, case A of the valve rod, the control valve inner wall is by last from top to bottom fixedly connected with sealing block B, sealing block A in proper order, the sealing block A bottom has seted up the seal groove, be provided with case A fixed connection's ciphered block in the seal groove.

Preferably, a fixing block is arranged between the water inlet pipe and the fixing bolt B, a rubber pad is adhered to the inner side of the fixing block through an adhesive, and the fixing block is fixedly connected with the fixing bolt B.

Preferably, a fixing bolt a penetrates between the flange a and the flange B.

Preferably, a fixing screw rod is arranged between the valve cover and the control valve, and the upper end and the lower end of the fixing screw rod are in threaded connection with fixing nuts.

Preferably, a sealing gasket is arranged between the encryption block and the sealing groove, and a handle is fixedly connected to the top end of the valve rod.

Preferably, a rubber sleeve is arranged between the valve rod and the valve cover.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a draw-in groove cooperation fixing bolt B installs inlet tube and interface of intaking fast, avoid great rivers to strike interface of intaking to cause the seepage phenomenon to appear between interface of intaking and the inlet tube, it is in the same place interface of intaking and outlet pipe fast installation to cooperate flange B through flange A, therefore, the steam generator is simple in operation, convenient to detach, when this control valve is opened to needs, act on the valve rod at the swivel nut through the handle, the stopper is inside to be rotated, act on case B and sealed B laminating zonulae occludens, avoid rivers entering into the first half of control valve, when needing to close this control valve, act on the valve rod at the swivel nut through the handle once more, act on case B, case A upwards moves, case B and stopper contact this moment, the cipher block closely laminates with the seal groove, wherein sealed setting up of filling up can improve case A's leakproofness, avoid rivers to appear leaking to the phenomenon of interface by case A, wherein the setting of stopper can avoid rivers to permeate to arrive the valve gap part, the phenomenon of leaking appears, this control valve is installed simply, and the leakproofness is excellent, and

drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an appearance schematic diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a partial schematic view of the present invention.

In the figure: 1. a control valve; 2. a sealing block A; 3. a valve stem; 4. a valve core B; 5. a limiting block; 6. a valve cover 7 and a threaded sleeve; 8. a handle; 9. a rubber sleeve; 10. a sealing groove; 11. a sealing block B; 12. a valve core A; 13. a gasket; 14. an encryption block; 15. a water outlet interface; 16. a flange A; 17. a water outlet pipe; 18. fixing the bolt A; 19. a flange B; 20. a water inlet pipe; 21. a fixed block; 22. a fixing bolt B; 23. a card slot; 24. and a water inlet interface.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, in an embodiment of the present invention, a leakage-proof control valve includes a control valve 1, a valve rod 3, a water outlet 15, one side of the control valve 1 communicates with each other and is connected with a water inlet 24, a clamping groove 23 is fixedly connected with the water inlet 24, a water inlet pipe 20 is provided in the clamping groove 23, a fixing bolt B22 extending to the outside of the clamping groove 23 is provided outside the water inlet 20, the other side of the control valve 2 communicates with each other and is connected with a water outlet 15, a flange a16 is fixedly connected with the outside of the water outlet 15, a flange B19 is provided outside the flange a16, a water outlet pipe 17 is fixedly connected with the flange B19, a valve cover 6 is fixedly connected with the top of the control valve 1, a thread insert 7 is fixedly connected with the valve rod 3 is provided on the top of the valve cover 6, the valve rod 3 runs through the thread insert 7 and extends into the control valve cover 6, a stopper 5 is provided in the control valve rod 1, a valve rod 3 runs through the stopper 5 and the stopper 5 is in threaded connection with the stopper 5, a valve rod 3 is provided on the valve rod 3 from the upper to the lower end of the valve core B4, a valve core a12, a sealing block 11 a sealing block is provided on the inner wall of the control valve rod 3, and a sealing block 10 sealing block is provided on the sealing groove 12.

Preferably, be provided with fixed block 21 between inlet tube 20 and the fixing bolt B22, fixed block 21 is inboard to be adhered to there is the rubber pad through the adhesive, and fixed block 21 and fixing bolt B22 fixed connection for improve fixing bolt B22 and inlet tube 20's fixed effect, avoid appearing the obscission.

Preferably, a fixing bolt a18 penetrates between the flange a16 and the flange B19 to fix the flange a16 and the flange B19.

Preferably, a fixing screw rod is arranged between the valve cover 6 and the control valve 1, and the upper end and the lower end of the fixing screw rod are in threaded connection with fixing nuts for fixing the valve cover 6 and the control valve 1.

Preferably, be provided with sealed pad 13 between encrypt block 14 and the seal groove 10, improve the sealed effect of encrypt block 14 and

seal groove

10, 3 top fixedly connected with handles 8 of valve rod for adjusting valve rod 3, be provided with rubber sleeve 9 between valve rod 3 and the valve gap 6 for improve the sealed effect of valve rod 3 and valve gap 6.

The utility model discloses a theory of operation is: when the leak-proof control valve is used, the water inlet pipe 20 and the water inlet interface 24 are quickly installed through the clamping groove 23 matched with the fixing bolt B22, the phenomenon that water leaks between the water inlet interface 24 and the water inlet pipe 20 due to the fact that large water flow impacts the water inlet interface 24 is avoided, the flange A16 matched with the flange B19 enables the water outlet interface 15 and the water outlet pipe 17 to be quickly installed together, the leak-proof control valve is simple to operate and convenient to disassemble, when the control valve 1 needs to be opened, the handle 8 acts on the valve rod 3 to rotate inside the threaded sleeve 7 and the limiting block 5 to act on the downward movement of the valve core B4 and the tight fit connection of the sealing block B11, water flow is prevented from entering the upper half portion of the control valve 1, when the control valve 1 needs to be closed, the handle 8 acts on the valve rod 3 to rotate inside the limiting block 5 and acts on the valve core B4 and the upward movement of the valve core B12, the valve core B4 is in contact with the limiting block 5 at the moment, the encryption block 14 is tightly fitted with the sealing groove 10, the sealing gasket 13 can improve the sealing performance of the valve core A12, the phenomenon that water flow leaks from the limiting block A12 to the valve cover of the water outlet interface 15 is avoided, and the water leakage control valve is simple to install, and the water leakage control valve is easy to occur.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a leak protection control valve, includes control valve (1), valve rod (3), play water connection (15), its characterized in that: control valve (1) one side communicates with each other and is connected with interface (24) of intaking, fixedly connected with draw-in groove (23) are gone up in interface (24) of intaking, be provided with inlet tube (20) in draw-in groove (23), inlet tube (20) outside is provided with fixing bolt B (22) that extend to the draw-in groove (23) outside, control valve (1) opposite side communicates with each other and is connected with water outlet (15), water outlet (15) outside fixedly connected with flange A (16), the flange A (16) outside is provided with flange B (19), fixedly connected with outlet pipe (17) is gone up in flange B (19), control valve (1) top fixedly connected with valve gap (6), valve gap (6) top fixedly connected with swivel nut (7), swivel nut (7) internal thread connection has valve rod (3), and valve rod (3) run through swivel nut (7) and valve gap (6) and stretch into inside control valve (1), be provided with stopper (5) in control valve rod (1), and valve rod (3) run through stopper (5) and valve rod (3) and valve rod (4) and lower fixedly connected with in proper order by last fixed connection has, case B (12) and valve core (11) inner wall (12) are connected with on valve rod (11) in proper order, the sealing device comprises a sealing block A (2), wherein a sealing groove (10) is formed in the bottom end of the sealing block A (2), and an encryption block (14) fixedly connected with a valve core A (12) is arranged in the sealing groove (10).

2. A leak-proof control valve as defined in claim 1, wherein: be provided with between inlet tube (20) and fixing bolt B (22) fixed block (21), there is the rubber pad fixed block (21) inboard through adhesive bonding, and fixed block (21) and fixing bolt B (22) fixed connection.

3. A leak resistant control valve as set forth in claim 1 wherein: and a fixing bolt A (18) penetrates between the flange A (16) and the flange B (19).

4. A leak resistant control valve as set forth in claim 1 wherein: a fixing screw rod is arranged between the valve cover (6) and the control valve (1), and the upper end and the lower end of the fixing screw rod are in threaded connection with fixing nuts.

5. A leak resistant control valve as set forth in claim 1 wherein: be provided with sealed pad (13) between cipher block (14) and seal groove (10), valve rod (3) top fixedly connected with handle (8).

6. A leak-proof control valve as defined in claim 1, wherein: a rubber sleeve (9) is arranged between the valve rod (3) and the valve cover (6).