CN213576833U - Natural gas pressure reducing valve - Google Patents
Natural gas pressure reducing valve Download PDFInfo
- Publication number
- CN213576833U CN213576833U CN202021087324.0U CN202021087324U CN213576833U CN 213576833 U CN213576833 U CN 213576833U CN 202021087324 U CN202021087324 U CN 202021087324U CN 213576833 U CN213576833 U CN 213576833U
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- China
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- fixedly connected
- natural gas
- valve
- pressure reducing
- output tube
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Abstract
The utility model discloses a natural gas relief pressure valve, including valve, output tube and connecting pipe, the inside wall fixedly connected with reset spring of valve, reset spring's one end fixedly connected with arc rubber slab, the middle part swing joint of valve has the control post, the gas pocket is seted up on the surface of control post, one side fixedly connected with output tube of valve, the inside of output tube is provided with the dog, the inside wall threaded connection of output tube has the thread piece, one side fixedly connected with trachea of thread piece, tracheal one end fixedly connected with pressure reduction case. This natural gas relief pressure valve, through the setting of control post, gas pocket and arc rubber slab, the rotation control ring during the use, and then make the control lever drive the control post and rotate, make the gas pocket expose then to reach the effect of opening valve output natural gas, when the rotation control ring, make the gas pocket aim at arc rubber slab, the natural gas is no longer transmitted, thereby has made things convenient for staff's operation.
Description
Technical Field
The utility model relates to a relief pressure valve technical field specifically is a natural gas relief pressure valve.
Background
Natural gas is one of safer fuel gases, does not contain carbon monoxide, is lighter than air, can diffuse upwards immediately after leakage, is not easy to accumulate to form explosive gas, and has higher safety. The natural gas is used as a clean energy source, can reduce the discharge amount of sulfur dioxide and dust by nearly 100 percent, reduce the discharge amount of carbon dioxide by 60 percent and the discharge amount of nitrogen oxides by 50 percent, is favorable for reducing the formation of acid rain, relieves the global greenhouse effect, fundamentally improves the environmental quality, is economical and practical, has equivalent price of the same specific heat value compared with artificial gas, is clean and clean, can prolong the service life of a cooker, is favorable for reducing the expenditure of maintenance cost for users, has the advantages of high unit heat value, small exhaust pollution, reliable supply, low price and the like, and has become the development direction of the clean fuel in the world.
Current natural gas relief pressure valve simple structure, the gas tightness is relatively poor, consequently the utility model provides a natural gas relief pressure valve.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a natural gas relief pressure valve has solved the problem of proposing among the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a natural gas relief pressure valve, includes valve, output tube and connecting pipe, the inside wall fixedly connected with reset spring of valve, reset spring's one end fixedly connected with arc rubber slab, the middle part swing joint of valve has the control post, the gas pocket is seted up on the surface of control post, one side fixedly connected with output tube of valve, the inside of output tube is provided with the dog, the inside wall threaded connection of output tube has the screw thread piece, one side fixedly connected with trachea of screw thread piece, tracheal one end fixedly connected with step-down case, the opposite side fixedly connected with connecting pipe of screw thread piece.
Optionally, the inner side wall of the connecting pipe is in threaded connection with a guide pipe, and the surfaces of the guide pipe and the threaded block are both provided with sealing gaskets.
Optionally, a threaded hole is formed in the middle of the stop block, and the diameter of the threaded hole is matched with that of the air pipe.
Optionally, the surface of the connecting pipe is sleeved with a lantern ring, one side of the lantern ring is fixedly connected with a fastening piece, and the upper surface of the fastening piece is in threaded connection with a fixing bolt.
Optionally, one end of the control column is fixedly connected with a control lever, and one end of the control lever is fixedly connected with a control ring.
Optionally, the inner side wall of the air hole is fixedly connected with a gas-liquid filter screen, and the gas-liquid filter screen is made of stainless steel.
(III) advantageous effects
The utility model provides a natural gas relief pressure valve possesses following beneficial effect:
the natural gas pressure reducing valve rotates the control ring when in use through the arrangement of the control column, the air hole and the arc-shaped rubber plate, so that the control rod drives the control column to rotate, and then the air hole is exposed, thereby achieving the effect of outputting natural gas by opening the valve, when the control ring is rotated, the air hole is aligned to the arc-shaped rubber plate, the natural gas is not transmitted any more, thereby facilitating the operation of workers, through the arrangement of the pressure reducing valve core, the pressure reducing valve core is a necessary accessory of the pressure reducing valve, the main function is to reduce the pressure of a gas source and stabilize the pressure to a fixed value, so that a regulating valve can obtain stable gas source power for regulation control, through the stop block, the thread block and the gas pipe are arranged, when in use, the thread block is rotated, so that the gas pipe is driven to move and fasten towards the inside of an output pipe, then the gas pipe is rotated, the gas tightness of the device is improved, and the effect of purifying impurities in the natural gas is achieved through the arrangement of the gas-liquid filter screen.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a structural explosive diagram of the present invention;
fig. 3 is the schematic view of the sectional structure of the valve of the present invention.
In the figure: 1. a valve; 2. an output pipe; 3. a connecting pipe; 4. a return spring; 5. an arc-shaped rubber plate; 6. a control column; 7. air holes; 8. an air tube; 9. a stopper; 10. a thread block; 11. a pressure reducing valve core; 12. a conduit; 13. a gasket; 14. a threaded hole; 15. a collar; 16. a fastening tab; 17. fixing the bolt; 18. a joystick; 19. a control loop; 20. a gas-liquid filter screen.
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.
Referring to fig. 1 to 3, the present invention provides a technical solution: a natural gas pressure reducing valve comprises a valve 1, an output pipe 2 and a connecting pipe 3, wherein the inner side wall of the valve 1 is fixedly connected with a return spring 4, one end of the return spring 4 is fixedly connected with an arc-shaped rubber plate 5, the middle part of the valve 1 is movably connected with a control column 6, and the surface of the control column 6 is provided with an air hole 7;
through the arrangement of the control column 6, the air hole 7 and the arc-shaped rubber plate 5, the control ring 19 is rotated during use, so that the control rod 18 drives the control column 6 to rotate, and then the air hole 7 is exposed, and therefore the effect of opening the valve 1 to output natural gas is achieved, when the control ring 19 is rotated, the air hole 7 is aligned to the arc-shaped rubber plate 5, the natural gas is not transmitted, and therefore operation of workers is facilitated;
one side of the valve 1 is fixedly connected with an output pipe 2, a stop block 9 is arranged inside the output pipe 2, the inner side wall of the output pipe 2 is in threaded connection with a threaded block 10, one side of the threaded block 10 is fixedly connected with an air pipe 8, one end of the air pipe 8 is fixedly connected with a pressure reducing valve core 11, through the arrangement of the pressure reducing valve core 11, the pressure reducing valve core 11 is an essential accessory of a pressure reducing valve and mainly used for reducing the pressure of an air source and stabilizing the pressure of the air source to a fixed value, so that a regulating valve can obtain stable air source power for regulation and control, the other side of the threaded block 10 is fixedly connected with a connecting pipe 3, the inner side wall of the connecting pipe 3 is in threaded connection with a guide pipe 12, sealing gaskets;
through the arrangement of the stop block 9, the thread block 10 and the air pipe 8, the thread block 10 is rotated when the device is used, so that the thread block 10 drives the air pipe 8 to move and fasten towards the inner part of the output pipe 2, and then the air pipe 8 rotates into the threaded hole 14 on the stop block 9, thereby achieving the effect of bidirectional locking and improving the air tightness of the device;
The utility model discloses in, the device's working procedure as follows:
1. through the arrangement of the control column 6, the air hole 7 and the arc-shaped rubber plate 5, the control ring 19 is rotated during use, so that the control rod 18 drives the control column 6 to rotate, and then the air hole 7 is exposed, and therefore the effect of opening the valve 1 to output natural gas is achieved, when the control ring 19 is rotated, the air hole 7 is aligned to the arc-shaped rubber plate 5, the natural gas is not transmitted, and therefore operation of workers is facilitated;
2. through the arrangement of the pressure reducing valve core 11, the pressure reducing valve core 11 is a necessary accessory of the pressure reducing valve and mainly used for reducing the pressure of the air source and stabilizing the pressure to a fixed value, so that the regulating valve can obtain stable air source power for regulating and controlling;
3. through the arrangement of the stop block 9, the thread block 10 and the air pipe 8, the thread block 10 is rotated when the device is used, so that the thread block 10 drives the air pipe 8 to move and fasten towards the inner part of the output pipe 2, and then the air pipe 8 rotates into the threaded hole 14 on the stop block 9, thereby achieving the effect of bidirectional locking and improving the air tightness of the device;
4. through the setting of gas-liquid filter screen 20, reached the effect of purifying the interior impurity of natural gas.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a natural gas relief pressure valve, includes valve (1), output tube (2) and connecting pipe (3), its characterized in that: the utility model discloses a valve, including valve (1), inside wall fixedly connected with reset spring (4), the one end fixedly connected with arc rubber slab (5) of reset spring (4), the middle part swing joint of valve (1) has control post (6), gas pocket (7) are seted up on the surface of control post (6), one side fixedly connected with output tube (2) of valve (1), the inside of output tube (2) is provided with dog (9), the inside wall threaded connection of output tube (2) has thread block (10), one side fixedly connected with trachea (8) of thread block (10), the one end fixedly connected with step-down case (11) of trachea (8), the opposite side fixedly connected with connecting pipe (3) of thread block (10).
2. A natural gas pressure reducing valve according to claim 1, wherein: the inner side wall of the connecting pipe (3) is in threaded connection with a guide pipe (12), and sealing gaskets (13) are arranged on the surfaces of the guide pipe (12) and the thread block (10).
3. A natural gas pressure reducing valve according to claim 1, wherein: the middle part of the stop block (9) is provided with a threaded hole (14), and the diameter of the threaded hole (14) is matched with that of the air pipe (8).
4. A natural gas pressure reducing valve according to claim 1, wherein: the surface of connecting pipe (3) has cup jointed lantern ring (15), one side fixedly connected with mounting plate (16) of lantern ring (15), the upper surface threaded connection of mounting plate (16) has fixing bolt (17).
5. A natural gas pressure reducing valve according to claim 1, wherein: one end of the control column (6) is fixedly connected with an operating rod (18), and one end of the operating rod (18) is fixedly connected with a control ring (19).
6. A natural gas pressure reducing valve according to claim 1, wherein: the inside wall fixedly connected with gas-liquid filter screen (20) of gas pocket (7), gas-liquid filter screen (20) are stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021087324.0U CN213576833U (en) | 2020-06-13 | 2020-06-13 | Natural gas pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021087324.0U CN213576833U (en) | 2020-06-13 | 2020-06-13 | Natural gas pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213576833U true CN213576833U (en) | 2021-06-29 |
Family
ID=76521835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021087324.0U Expired - Fee Related CN213576833U (en) | 2020-06-13 | 2020-06-13 | Natural gas pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213576833U (en) |
-
2020
- 2020-06-13 CN CN202021087324.0U patent/CN213576833U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |