CN210510404U

CN210510404U - High-pressure anti-rotation regulating valve

Info

Publication number: CN210510404U
Application number: CN201921133909.9U
Authority: CN
Inventors: 曾繁娟
Original assignee: Guiyang Jiuzhou Xiangfeng Environmental Protection Technology Co Ltd
Current assignee: Guiyang Jiuzhou Xiangfeng Environmental Protection Technology Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-12
Anticipated expiration: 2029-07-19

Abstract

The utility model provides a governing valve of rotation is prevented to high pressure, including changeing the handle, application of force piece, axis of rotation, sealing ring, flange, sealed pad, fixing bolt, valve body, connecting pipe, non return pipe and connector, wherein: the force application block is welded on the surface of the rotating handle, the rotating shaft is welded below the rotating handle, and the rotating shaft is embedded in the valve body and connected with the valve core; the sealing ring is installed on the surface of the flange through threads, is nested on the surface of the rotating shaft, and is arranged in a gap between the flanges; the flanges are fixed through fixing bolts, the valve body is welded below the flanges, and the connecting pipes are welded on two sides of the valve body; the non-return pipe is installed at the two ends of the connecting pipe through threads, and one end of the connecting port is installed at one end of the non-return pipe through threads. The utility model discloses sealed the pad, the rotation function is strong in the setting of non return pipe and fixed block, and pressure prevents that rotation ability is stronger more, the marketing and the application of being convenient for.

Description

High-pressure anti-rotation regulating valve

Technical Field

The utility model relates to a valving field especially relates to a governing valve of rotation is prevented to high pressure.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems.

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. The valves are further classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, etc. according to the material. However, the existing anti-rotation valve still has the problems that the anti-rotation function is poor, and the rotation cannot be prevented when the pressure is too high.

Therefore, it is necessary to invent a high-pressure anti-rotation regulating valve.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a governing valve of rotation is prevented to high pressure to solve current rotation valve of preventing still to have and prevent the rotation function difference, the problem of unable rotation that prevents when pressure is too big. The utility model provides a governing valve of rotation is prevented to high pressure, is including changeing the handle, application of force piece, axis of rotation, sealing ring, the flange, sealed the pad, fixing bolt, the valve body, the connecting pipe, non-return pipe and connector, wherein: the force application block is welded on the surface of the rotating handle, the rotating shaft is welded below the rotating handle, and the rotating shaft is embedded in the valve body and connected with the valve core; the sealing ring is installed on the surface of the flange through threads, is nested on the surface of the rotating shaft, and is arranged in a gap between the flanges; the flanges are fixed through fixing bolts, the valve body is welded below the flanges, and the connecting pipes are welded on two sides of the valve body; the non-return pipes are arranged at the two ends of the connecting pipe through threads, and one end of the connecting port is arranged at one end of the non-return pipe through threads; the check pipe comprises an outer wall, a threaded pipe, a fixing block, a hinge and a check cover, the threaded pipe is welded at two ends of the outer wall, and the fixing block is welded at the inner side of the outer wall; the hinge is installed on the surface of the fixed block through bolts, and the non-return cover is welded on the surface of the hinge.

The sealing gasket is a circular rubber gasket, a hole for the rotating shaft to penetrate through is formed in the middle of the sealing gasket, and a plurality of circular protrusions are arranged on the surface of the sealing gasket, so that gaps at the joint of the flanges can be filled, and the water leakage caused by the gaps can be prevented.

The non-return pipe adopts a pair of, sets up respectively at the both ends of connecting pipe, and the only flow direction of non-return pipe is the same, and the sealed processing is done with the junction of connecting pipe to this non-return pipe, is favorable to preventing flowing water refluence and pushes away the case, leads to the condition that the valve uncontrollable leads to rivers too big or stop.

The fixed block adopts annular copper metal block, and the one end of fixed block is provided with annular chamfer, and the chamfer on this fixed block surface is towards the rivers direction, is favorable to reducing the resistance to inside rivers, prevents the condition of rivers undersize, can fix the non return lid, prevents that the non return lid from opening and shutting to the opposite side.

The non-return cover adopts the stainless steel metal sheet of direction, and the non-return cover can only open and shut to one side, and this non-return cover direction of opening and shutting is unanimous with the rivers direction, is favorable to preventing the flowing water refluence.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses the setting of sealed pad is favorable to making the gap of flange joint department to fill, prevents that the gap from leading to the emergence of the condition of leaking.

2. The utility model discloses the setting of non-return pipe is favorable to preventing flowing water refluence propelling movement case, leads to the condition that the valve uncontrollable leads to rivers too big or stop.

3. The utility model discloses the setting of fixed block is favorable to reducing the resistance to inside rivers, prevents the condition of rivers undersize, can fix the non return lid, prevents that the non return lid from opening and shutting to the opposite side.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic sectional view of the check tube of the present invention.

Fig. 3 is a front view of the check tube of the present invention.

In the figure:

1-rotating handle, 2-force application block, 3-rotating shaft, 4-sealing ring, 5-flange, 6-sealing gasket, 7-fixing bolt, 8-valve body, 9-connecting pipe, 10-check pipe, 101-outer wall, 102-threaded pipe, 103-fixing block, 104-hinge, 105-check cover and 11-connecting port.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in figures 1 to 3

The utility model provides a governing valve of rotation is prevented to high pressure, including changeing 1, application of force piece 2, axis of rotation 3, sealing ring 4, flange 5, sealed pad 6, fixing bolt 7, valve body 8, connecting pipe 9, check pipe 10 and connector 11, wherein: the force application block 2 is welded on the surface of the rotating handle 1, the rotating shaft 3 is welded below the rotating handle 1, and the rotating shaft 3 is embedded in the valve body 8 and is connected with the valve core; the sealing ring 4 is installed on the surface of the flange 5 through threads, the sealing ring 4 is embedded on the surface of the rotating shaft 3, and the sealing gasket 6 is arranged in a gap between the flanges 5; the flanges 5 are fixed through fixing bolts 7, the valve body 8 is welded below the flanges 5, and the connecting pipes 9 are welded on two sides of the valve body 8; the non-return pipe 10 is installed at two ends of the connecting pipe 9 through threads, and one end of the connecting port 11 is installed at one end of the non-return pipe 10 through threads; the check pipe 10 comprises an outer wall 101, a threaded pipe 102, a fixing block 103, a hinge 104 and a check cover 105, wherein the threaded pipe 102 is welded at two ends of the outer wall 101, and the fixing block 103 is welded at the inner side of the outer wall 101; the hinge 104 is mounted on the surface of the fixing block 103 by bolts, and the check cover 105 is welded on the surface of the hinge 104.

The sealing gasket 6 is a circular rubber gasket, a hole for the rotation shaft 3 to penetrate through is formed in the middle of the sealing gasket 6, a plurality of circular protrusions are arranged on the surface of the sealing gasket 6, so that the gap at the joint of the flanges 5 can be filled, and the water leakage condition caused by the gap can be prevented.

The check pipes 10 are arranged at two ends of the connecting pipe 9 respectively in a pair mode, the flow stopping directions of the check pipes 10 are the same, and the joints of the check pipes 10 and the connecting pipe 9 are sealed, so that flowing water backflow is prevented from being generated, the valve core is pushed, and the situation that the valve cannot control and water flow is too large or stops is caused.

The fixed block 103 adopts annular copper metal block, and the one end of fixed block 103 is provided with annular chamfer, and the chamfer on this fixed block 103 surface is towards the rivers direction, is favorable to reducing the resistance to inside rivers, prevents the condition that rivers undersize from appearing, can fix non return lid 105, prevents that non return lid 105 from opening and shutting to the opposite side.

The non-return cover 105 is made of stainless steel metal plates, the non-return cover 105 can only be opened and closed towards one direction, and the opening and closing direction of the non-return cover 105 is consistent with the water flow direction.

Principle of operation

The utility model discloses in, install on the pipeline way of needs through the screw thread, the setting of sealed 6 that fills, be favorable to making the gap of flange 5 junction fill, prevent that the gap from leading to the emergence of the condition of leaking, non return pipe 10's setting, be favorable to preventing flowing water refluence and promote the case, lead to the condition that the valve uncontrollable leads to rivers too big or stop, the setting of fixed block 103, be favorable to reducing the resistance to inside rivers, prevent the condition that rivers are too little, non return lid 105 can be fixed, prevent that non return lid 105 from opening and shutting to the opposite side, non return lid 105's setting, be favorable to preventing the flowing water refluence.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a governing valve of rotation is prevented to high pressure which characterized in that: including changeing (1), application of force piece (2), axis of rotation (3), sealing ring (4), flange (5), sealed pad (6), fixing bolt (7), valve body (8), connecting pipe (9), check pipe (10) and connector (11), wherein: the force application block (2) is welded on the surface of the rotating handle (1), the rotating shaft (3) is welded below the rotating handle (1), and the rotating shaft (3) is embedded in the valve body (8) and connected with the valve core; the sealing ring (4) is installed on the surface of the flange (5) through threads, the sealing ring (4) is embedded on the surface of the rotating shaft (3), and the sealing gasket (6) is arranged in a gap between the flanges (5); the flanges (5) are fixed through fixing bolts (7), the valve body (8) is welded below the flanges (5), and the connecting pipes (9) are welded on two sides of the valve body (8); the non-return pipe (10) is installed at two ends of the connecting pipe (9) through threads, and one end of the connecting port (11) is installed at one end of the non-return pipe (10) through threads; the non-return pipe (10) comprises an outer wall (101), a threaded pipe (102), a fixing block (103), a hinge (104) and a non-return cover (105), the threaded pipe (102) is welded at two ends of the outer wall (101), and the fixing block (103) is welded at the inner side of the outer wall (101); the hinge (104) is installed on the surface of the fixing block (103) through a bolt, and the check cover (105) is welded on the surface of the hinge (104).

2. A high pressure anti-spinning regulator valve as defined in claim 1, wherein: the sealing gasket (6) is a circular rubber gasket, a hole for the rotating shaft (3) to penetrate through is formed in the middle of the sealing gasket (6), and a plurality of circular protrusions are arranged on the surface of the sealing gasket (6).

3. A high pressure anti-spinning regulator valve as defined in claim 1, wherein: the check pipes (10) are arranged at two ends of the connecting pipe (9) respectively in a pair, the check directions of the check pipes (10) are the same, and the joints of the check pipes (10) and the connecting pipe (9) are sealed.

4. A high pressure anti-spinning regulator valve as defined in claim 1, wherein: the fixed block (103) adopts annular copper metal block, and the one end of fixed block (103) is provided with annular chamfer, and the chamfer on this fixed block (103) surface is towards the rivers direction.

5. A high pressure anti-spinning regulator valve as defined in claim 1, wherein: the non-return cover (105) is made of stainless steel metal plates, the non-return cover (105) can only be opened and closed towards one direction, and the opening and closing direction of the non-return cover (105) is consistent with the water flow direction.