CN209977305U

CN209977305U - Prevent gas plug valve of leakage

Info

Publication number: CN209977305U
Application number: CN201920841345.8U
Authority: CN
Inventors: 洪松春
Original assignee: Fujian Tiansong Foundry Co Ltd
Current assignee: Fujian Tiansong Foundry Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-01-21
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a prevent gas plug valve of leakage, which comprises a valve body, the top swing joint of valve body has the fixed block, the top fixedly connected with connecting block of fixed block, the inside swing joint of valve body has the case, the through-hole has been seted up on the surface of case, the top and the bottom of case are fixedly connected with dead lever and connecting rod respectively, the top of dead lever runs through valve body, fixed block and connecting block in proper order and extends to the outside of connecting block, the inside swing joint of dead lever has the bull stick, the inside threaded connection of bull stick has first bolt. The utility model discloses a set up the cooperation of dead lever, connecting rod, bull stick, first sealing washer, gasket, second sealing washer and nut and use, make the gas plug valve convenient to use who prevents leaking, gas plug valve leakproofness is strong, is difficult for appearing the leakage phenomenon, and the gas plug valve is convenient for change the part, is favorable to people's use.

Description

Prevent gas plug valve of leakage

Technical Field

The utility model relates to the technical field of valves, specifically be a prevent gas plug valve of leakage.

Background

The plug valve is a rotary valve in a closing member or plunger shape, and the opening or closing of the valve is realized by rotating 90 degrees to enable a passage port on the valve plug to be communicated with or separated from a passage port on the valve body; in the conical plug, the channel is trapezoidal, the plug valve is light and handy in structure due to the shapes, the plug valve is most suitable for being used for cutting off and connecting media and shunting, but the plug valve can also be used for throttling sometimes according to the applicable property and the erosion resistance of a sealing surface, the existing common gas plug valve is poor in sealing performance, the gas plug valve is easy to leak after being used for a long time, and the gas plug valve is inconvenient to replace parts and is not beneficial to use of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent gas plug valve of leakage possesses the gas plug valve convenient to use's of preventing leakage advantage, has solved gas plug valve and has used inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a leakage-proof gas plug valve comprises a valve body, wherein the top of the valve body is movably connected with a fixed block, the top of the fixed block is fixedly connected with a connecting block, the inside of the valve body is movably connected with a valve core, the surface of the valve core is provided with a through hole, the top and the bottom of the valve core are respectively fixedly connected with a fixed rod and a connecting rod, the top end of the fixed rod sequentially penetrates through the valve body, the fixed block and the connecting block and extends to the outside of the connecting block, the inside of the fixed rod is movably connected with a rotating rod, the inside of the rotating rod is in threaded connection with a first bolt, the top end of the first bolt sequentially penetrates through the rotating rod and the fixed rod and extends to the outside of the fixed rod, two ends of the rotating rod both penetrate through the fixed rod and extend to the outside of the fixed rod, the surface, the top and the bottom of the first sealing ring are movably connected with the bottom of the fixed block and the top of the valve core respectively, the surface of the connecting rod is movably connected with a gasket, the surface of the gasket is movably connected with the inner wall of the valve body, the bottom of the gasket is fixedly connected with a second sealing ring, the inner wall of the second sealing ring is movably connected with the surface of the connecting rod, the surface of the connecting rod is in threaded connection with a nut, the top of the nut is movably connected with the bottom of the second sealing ring, and the two sides of the valve body are communicated with an air inlet pipe and an air outlet pipe respectively.

Preferably, the internal thread of the valve body is connected with a second bolt, and the top end of the second bolt penetrates through the valve body and the fixing block in sequence and extends to the outside of the fixing block.

Preferably, the front surface of the fixed rod is fixedly connected with a stop lever, and two sides of the connecting block are fixedly connected with stop blocks.

Preferably, the surface of the rotating rod is fixedly connected with an anti-slip sleeve, and the surface of the anti-slip sleeve is provided with anti-slip lines.

Preferably, the other ends of the air inlet pipe and the air outlet pipe are fixedly connected with flanges, and mounting holes are formed in the surfaces of the flanges.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the cooperation of dead lever, connecting rod, bull stick, first sealing washer, gasket, second sealing washer and nut and use, make the gas plug valve convenient to use who prevents leaking, gas plug valve leakproofness is strong, is difficult for appearing the leakage phenomenon, and the gas plug valve is convenient for change the part, is favorable to people's use.

2. The utility model discloses a set up the second bolt, the dismouting fixed block of being convenient for is convenient for inject the position of dead lever through setting up shelves pole and dog, through setting up anti-skidding cover, makes people use the bull stick safer, through setting up the flange, makes the gas plug valve be convenient for with the pipe connection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

fig. 3 is a side view of the structure of the present invention.

In the figure: the anti-skidding valve comprises a valve body 1, a fixing block 2, a connecting block 3, a valve core 4, a through hole 5, a fixing rod 6, a connecting rod 7, a rotating rod 8, a first bolt 9, a first sealing ring 10, a gasket 11, a second sealing ring 12, a screw cap 13, an air inlet pipe 14, an air outlet pipe 15, a flange 16, a second bolt 17, a gear rod 18, a stop block 19 and an anti-skidding sleeve 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some 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.

Referring to fig. 1-3, a leakage-proof gas plug valve comprises a valve body 1, wherein a second bolt 17 is connected to the inside of the valve body 1 in a threaded manner, the top end of the second bolt 17 sequentially penetrates through the valve body 1 and the fixed block 2 and extends to the outside of the fixed block 2, the fixed block 2 is convenient to disassemble and assemble by arranging the second bolt 17, the top of the valve body 1 is movably connected with the fixed block 2, the top of the fixed block 2 is fixedly connected with a connecting block 3, the inside of the valve body 1 is movably connected with a valve core 4, a through hole 5 is formed in the surface of the valve core 4, the top and the bottom of the valve core 4 are respectively fixedly connected with a fixed rod 6 and a connecting rod 7, the front of the fixed rod 6 is fixedly connected with a stop lever 18, the two sides of the connecting block 3 are both fixedly connected with stop blocks 19, the fixed block 2 and the connecting block 3 extend to the outside of the connecting block 3, the inside of the fixed rod 6 is movably connected with a rotating rod 8, the surface of the rotating rod 8 is fixedly connected with an anti-slip sleeve 20, the surface of the anti-slip sleeve 20 is provided with anti-slip lines, people can use the rotating rod 8 more safely by arranging the anti-slip sleeve 20, the inside of the rotating rod 8 is in threaded connection with a first bolt 9, the top end of the first bolt 9 sequentially penetrates through the rotating rod 8 and the fixed rod 6 and extends to the outside of the fixed rod 6, both ends of the rotating rod 8 penetrate through the fixed rod 6 and extend to the outside of the fixed rod 6, the surface of the fixed rod 6 is movably connected with a first sealing ring 10, the surface of the first sealing ring 10 is movably connected with the inner wall of the valve body 1, the top and the bottom of the first sealing ring 10 are respectively movably connected with the bottom of the fixed block 2 and the top of the valve core 4, bottom fixedly connected with second sealing washer 12 of gasket 11, the inner wall of second sealing washer 12 and the surperficial swing joint of connecting rod 7, the surperficial threaded connection of connecting rod 7 has nut 13, the top of nut 13 and the bottom swing joint of second sealing washer 12, the both sides of valve body 1 communicate intake pipe 14 and outlet duct 15 respectively, the other end fixedly connected with flange 16 of intake pipe 14 and outlet duct 15, the mounting hole has been seted up on the surface of flange 16, through setting up flange 16, make the gas plug valve be convenient for with the pipe connection, through setting up dead lever 6, connecting rod 7, bull stick 8, first sealing washer 10, gasket 11, the cooperation of second sealing washer 12 and nut 13 is used, make the gas plug valve convenient to use of preventing leaking, the gas plug valve leakproofness is strong, the phenomenon of easily appearing, and the gas plug valve is convenient for replacing parts, be.

During the use, through first bolt 9, fix bull stick 8 in dead lever 6, carry out the dismouting with fixed block 2 and valve body 1 through second bolt 17, then take out dead lever 6, take off first sealing washer 10 from dead lever 6 and change, then screw cap 13 is unscrewed, take off second sealing washer 12 and gasket 11 and change, top and bottom to case 4 are sealed through first sealing washer 10 and second sealing washer 12, make the gas plug valve convenient to use of preventing leaking, gas plug valve leakproofness is strong, the difficult phenomenon of leaking appears, and the gas plug valve is convenient for change the part, be favorable to people's use.

In summary, the following steps: this prevent gas plug valve of leakage through dead lever 6, connecting rod 7, bull stick 8, first sealing washer 10, gasket 11, second sealing washer 12 and nut 13, has solved gas plug valve and has used inconvenient problem.

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

Claims

1. The utility model provides a prevent gas plug valve of leakage, includes valve body (1), its characterized in that: the top of the valve body (1) is movably connected with a fixed block (2), the top of the fixed block (2) is fixedly connected with a connecting block (3), the inside of the valve body (1) is movably connected with a valve core (4), the surface of the valve core (4) is provided with a through hole (5), the top and the bottom of the valve core (4) are respectively fixedly connected with a fixed rod (6) and a connecting rod (7), the top end of the fixed rod (6) sequentially penetrates through the valve body (1), the fixed block (2) and the connecting block (3) and extends to the outside of the connecting block (3), the inside of the fixed rod (6) is movably connected with a rotating rod (8), the inside of the rotating rod (8) is in threaded connection with a first bolt (9), the top end of the first bolt (9) sequentially penetrates through the rotating rod (8) and the fixed rod (6) and extends to the outside of the fixed rod (6), the two ends of the rotating rod (8) both penetrate through the, the surface of the fixed rod (6) is movably connected with a first sealing ring (10), the surface of the first sealing ring (10) is movably connected with the inner wall of the valve body (1), the top and the bottom of the first sealing ring (10) are respectively movably connected with the bottom of the fixed block (2) and the top of the valve core (4), the surface of the connecting rod (7) is movably connected with a gasket (11), the surface of the gasket (11) is movably connected with the inner wall of the valve body (1), the bottom of the gasket (11) is fixedly connected with a second sealing ring (12), the inner wall of the second sealing ring (12) is movably connected with the surface of the connecting rod (7), the surface of the connecting rod (7) is in threaded connection with a nut (13), the top of the nut (13) is movably connected with the bottom of the second sealing ring (12), and the two sides of the valve body (1) are respectively communicated with an air inlet pipe (14) and an air outlet pipe (15).

2. A leak resistant gas stopcock as defined in claim 1, further comprising: the inside threaded connection of valve body (1) has second bolt (17), the top of second bolt (17) runs through valve body (1) and fixed block (2) in proper order and extends to the outside of fixed block (2).

3. A leak resistant gas stopcock as defined in claim 1, further comprising: the front surface of the fixed rod (6) is fixedly connected with a stop lever (18), and two sides of the connecting block (3) are fixedly connected with stop blocks (19).

4. A leak resistant gas stopcock as defined in claim 1, further comprising: the surface of the rotating rod (8) is fixedly connected with an anti-slip sleeve (20), and anti-slip lines are arranged on the surface of the anti-slip sleeve (20).

5. A leak resistant gas stopcock as defined in claim 1, further comprising: the other ends of the air inlet pipe (14) and the air outlet pipe (15) are fixedly connected with flanges (16), and mounting holes are formed in the surfaces of the flanges (16).