CN220870090U - Emergency safety cut-off valve for natural gas transmission station - Google Patents
Emergency safety cut-off valve for natural gas transmission station Download PDFInfo
- Publication number
- CN220870090U CN220870090U CN202322809186.2U CN202322809186U CN220870090U CN 220870090 U CN220870090 U CN 220870090U CN 202322809186 U CN202322809186 U CN 202322809186U CN 220870090 U CN220870090 U CN 220870090U
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- Prior art keywords
- valve body
- valve
- natural gas
- gas transmission
- sealing mechanism
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 239000003345 natural gas Substances 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 44
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses an emergency safety cut-off valve for a natural gas transmission station, which comprises a valve body, wherein two ends of the valve body are respectively connected with a first connecting pipe and a second connecting pipe in a threaded manner, a sealing mechanism is arranged in the valve body, a valve port is arranged in the middle of the valve body, and the sealing mechanism corresponds to the valve port. This emergent safety cut-off valve of natural gas transmission station has reached the both sides of valve body and has been threaded connection respectively has first connecting pipe, the second connecting pipe for be connected with the natural gas pipeline, the inside of valve body sets up sealing mechanism and valve port, when needs seal the valve port in the valve body, remove sealing mechanism's restriction, can seal the valve port fast, improve whole sealing performance, set up micro-gap switch and alarm, make whole when emergent use, possess the automatic alarm function, reduce the emergence of incident, set up through-hole and sealed lid, be convenient for detect and maintain the valve body inside.
Description
Technical Field
The utility model relates to the field of natural gas transmission, in particular to an emergency safety cut-off valve for a natural gas transmission station.
Background
Natural gas is a gaseous fossil fuel mainly composed of methane, and is mainly used in oil fields and natural gas fields, and a small amount of natural gas is used in coal seams, so that the gas pressure can be changed in the transportation process of the natural gas, and a safety cut-off valve is needed for adjustment and protection. The continuity, safety and adjustability of natural gas distribution are critical to natural gas operation. At present, the emergent safety cut-off valve of current natural gas transmission station needs to rotate the guillotine, and control valve's switch is inconvenient for the staff to cut off in time fast, if not rotate in place, causes the natural gas to reveal easily, can't satisfy practical demand.
Disclosure of utility model
1. Technical problem to be solved
Aiming at the problems that the existing emergency safety cut-off valve for the natural gas transmission station needs to rotate a knife gate and control the switch of a valve, and is inconvenient for workers to cut off rapidly and timely, natural gas leakage is easy to occur if the valve is not rotated in place, and practical requirements cannot be met, the utility model aims to provide the emergency safety cut-off valve for the natural gas transmission station, which can realize that the two sides of a valve body are respectively connected with a first connecting pipe and a second connecting pipe in a threaded manner and are used for being connected with a natural gas pipeline, wherein a sealing mechanism and a valve port are arranged in the valve body, when the valve port in the valve body needs to be sealed, the limitation of the sealing mechanism is relieved, the valve port can be quickly sealed, the overall sealing performance is improved, and a micro switch and an alarm are arranged, so that the whole valve body has an automatic alarm function when in emergency use, the occurrence of safety accidents is reduced, and the through hole and a sealing cover are arranged, so that the inside of the valve body is detected and maintained conveniently, and practical requirements are met.
2. Technical proposal
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides a natural gas transmission station emergency safety stop valve, includes the valve body, the both ends of valve body are threaded connection respectively has first connecting pipe, second connecting pipe, the inside of valve body is provided with sealing mechanism, the middle part of valve body is provided with the valve port, sealing mechanism corresponds with the valve port.
Preferably, the sealing mechanism comprises a spring, a sealing plug, a moving rod, a sleeve and a plug pin, wherein the spring is fixedly connected with the inner wall of the valve body, the valve body is fixedly connected with the sealing plug through the spring, the sealing plug corresponds to the valve port, the top of the sealing plug is fixedly connected with the moving rod, the moving rod is in sliding connection with the valve body, the moving rod is sleeved with the valve body, the top of the moving rod is fixedly connected with the sleeve, the plug pin is inserted outside the valve body, and the plug pin is inserted with the sleeve.
Preferably, the outer surface of the bolt is provided with a pull ring.
Preferably, a micro switch is arranged at the top of the inner wall of the valve body, an alarm is arranged at the top of the valve body, the micro switch is electrically connected with the alarm, and the sleeve corresponds to the micro switch.
Preferably, a through hole is formed in the bottom of the valve body, and a sealing cover is connected to the bottom of the valve body in a threaded mode.
Preferably, the valve body is made of stainless steel.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
The two sides of the valve body are respectively connected with the first connecting pipe and the second connecting pipe in a threaded manner, so that the valve body is connected with the natural gas pipeline, the sealing mechanism and the valve port are arranged in the valve body, when the valve port in the valve body is required to be sealed, the limitation of the sealing mechanism is relieved, the valve port can be quickly sealed, and the overall sealing performance is improved.
Through setting up micro-gap switch and alarm for wholly possess the automatic alarm function when emergent use, reduce the emergence of incident, set up through-hole and sealed lid, be convenient for detect and maintain the valve body inside.
Drawings
FIG. 1 is a schematic view of the overall external structure of the present utility model;
FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;
Fig. 3 is a schematic view of a partial enlarged structure at a of fig. 2 according to the present utility model.
The reference numerals in the figures illustrate:
1. A valve body; 2. a first connection pipe; 3. a second connection pipe; 4. a sealing mechanism; 41. a spring; 42. a sealing plug; 43. a motion bar; 44. a sleeve; 45. a plug pin; 5. a valve port; 6. a through hole; 7. sealing cover; 8. an alarm; 9. and a micro-switch.
Detailed Description
The drawings in the embodiments of the present utility model will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only a few embodiments of the present utility model; but not all embodiments. Based on the embodiments in the present utility model; all other embodiments obtained by those skilled in the art without undue burden; all falling within the scope of the present utility model.
Example 1:
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a natural gas transmission station emergency safety stop valve, includes valve body 1, and the both ends of valve body 1 are threaded connection respectively has first connecting pipe 2, second connecting pipe 3, and the inside of valve body 1 is provided with sealing mechanism 4, and the middle part of valve body 1 is provided with valve port 5, and sealing mechanism 4 corresponds with valve port 5. The both sides of valve body 1 are threaded connection respectively has first connecting pipe 2, second connecting pipe 3 for be connected with natural gas line, and the inside of valve body 1 sets up sealing mechanism 4 and valve port 5, when needs seal valve port 5 in the valve body 1, releases sealing mechanism 4's restriction, can seal valve port 5 fast, improves whole sealing performance.
The sealing mechanism 4 comprises a spring 41, a sealing plug 42, a moving rod 43, a sleeve 44 and a plug pin 45, wherein the spring 41 is fixedly connected with the inner wall of the valve body 1, the valve body 1 is fixedly connected with the sealing plug 42 through the spring 41, the sealing plug 42 corresponds to the valve port 5, the top of the sealing plug 42 is fixedly connected with the moving rod 43, the moving rod 43 is in sliding connection with the valve body 1, the moving rod 43 is sleeved with the valve body 1, the top of the moving rod 43 is fixedly connected with the sleeve 44, the plug pin 45 is spliced outside the valve body 1, and the plug pin 45 is spliced with the sleeve 44. The sealing mechanism 4 is arranged, the spring 41 supports the sealing plug 42 and drives the sealing plug 42 to move downwards, when the plug 45 is pulled out, the limit on the moving rod 43 is released, the elastic potential energy of the spring 41 is converted into kinetic energy and drives the sealing plug 42 to reset, the valve port 5 is extruded and sealed, and the operation of staff is facilitated.
Wherein, the outward appearance of bolt 45 is provided with the pull ring. A pull ring is provided to facilitate removal of the latch 54.
Wherein, the inner wall top of valve body 1 is provided with micro-gap switch 9, and the top of valve body 1 is provided with alarm 8, micro-gap switch 9 and alarm 8 electric connection, sleeve 44 corresponds with micro-gap switch 9. The micro-switch 9 and the alarm 8 are arranged, so that the bolt 45 is pulled out when the emergency use is completed, the spring 41 drives the moving rod 43 to move downwards, the sleeve 44 is driven to move downwards, the extrusion of the micro-switch 9 is relieved, the alarm 8 has an automatic alarm function, and the occurrence of safety accidents is reduced.
Wherein, the bottom of valve body 1 is provided with through-hole 6, and the bottom threaded connection of valve body 1 has sealed lid 7. Through hole 6 and sealed lid 7 are set up, are convenient for detect and maintain valve body 1 inside.
Wherein the valve body 1 is made of stainless steel. The service life of the equipment is prolonged.
The above; is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect; any person skilled in the art is within the technical scope of the present disclosure; equivalent substitutions or changes are made according to the technical proposal of the utility model and the improved conception thereof; are intended to be encompassed within the scope of the present utility model.
Claims (6)
1. The utility model provides a natural gas transmission station emergency safety trip valve, includes valve body (1), its characterized in that: the valve is characterized in that two ends of the valve body (1) are respectively connected with a first connecting pipe (2) and a second connecting pipe (3) in a threaded mode, a sealing mechanism (4) is arranged in the valve body (1), a valve port (5) is arranged in the middle of the valve body (1), and the sealing mechanism (4) corresponds to the valve port (5).
2. The emergency safety shut-off valve for a natural gas transmission terminal according to claim 1, wherein: sealing mechanism (4) are including spring (41), sealing plug (42), motion pole (43), sleeve (44) and bolt (45), the inner wall fixed connection of spring (41) and valve body (1), valve body (1) are through spring (41) fixedly connected with sealing plug (42), sealing plug (42) are corresponding with valve port (5), the top fixedly connected with motion pole (43) of sealing plug (42), motion pole (43) and valve body (1) sliding connection, motion pole (43) cup joint with valve body (1), the top fixedly connected with sleeve (44) of motion pole (43), the outside grafting of valve body (1) has bolt (45), bolt (45) are pegged graft with sleeve (44).
3. The emergency safety shut-off valve for a natural gas transmission terminal according to claim 2, wherein: the appearance of the bolt (45) is provided with a pull ring.
4. The emergency safety shut-off valve for a natural gas transmission terminal according to claim 2, wherein: the automatic valve is characterized in that a micro switch (9) is arranged at the top of the inner wall of the valve body (1), an alarm (8) is arranged at the top of the valve body (1), the micro switch (9) is electrically connected with the alarm (8), and the sleeve (44) corresponds to the micro switch (9).
5. The emergency safety shut-off valve for a natural gas transmission terminal according to claim 1, wherein: the bottom of valve body (1) is provided with through-hole (6), the bottom threaded connection of valve body (1) has sealed lid (7).
6. The emergency safety shut-off valve for a natural gas transmission terminal according to claim 1, wherein: the valve body (1) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322809186.2U CN220870090U (en) | 2023-10-19 | 2023-10-19 | Emergency safety cut-off valve for natural gas transmission station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322809186.2U CN220870090U (en) | 2023-10-19 | 2023-10-19 | Emergency safety cut-off valve for natural gas transmission station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220870090U true CN220870090U (en) | 2024-04-30 |
Family
ID=90808332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322809186.2U Active CN220870090U (en) | 2023-10-19 | 2023-10-19 | Emergency safety cut-off valve for natural gas transmission station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220870090U (en) |
-
2023
- 2023-10-19 CN CN202322809186.2U patent/CN220870090U/en active Active
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| GR01 | Patent grant |