CN112212022A - Gas cylinder valve - Google Patents
Gas cylinder valve Download PDFInfo
- Publication number
- CN112212022A CN112212022A CN202011160461.7A CN202011160461A CN112212022A CN 112212022 A CN112212022 A CN 112212022A CN 202011160461 A CN202011160461 A CN 202011160461A CN 112212022 A CN112212022 A CN 112212022A
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- China
- Prior art keywords
- cylinder valve
- gas cylinder
- limiting
- fixedly connected
- valve main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 16
- 239000002216 antistatic agent Substances 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- 229920002379 silicone rubber Polymers 0.000 claims description 5
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/03—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with a closure member in the form of an iris-diaphragm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Taps Or Cocks (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a gas cylinder valve, which comprises a gas cylinder valve main body and a hand wheel arranged above the gas cylinder valve main body, wherein the top surface of the gas cylinder valve main body is provided with a limiting groove, the inside of the hand wheel is provided with a spring groove, the top surface of the hand wheel is provided with a limiting rod in a penetrating way, the limiting rod penetrates through the spring groove, the bottom end of the spring groove is matched with the limiting groove, the outer side of the limiting rod is sleeved with a limiting spring, the outer side of the limiting rod is fixedly connected with a limiting stop ring, and the two ends of the limiting spring are fixedly connected with the spring groove and the limiting stop ring; through having installed connecting pipe, adjusting device additional, when gas cylinder valve main part installation, gas cylinder valve main part need not rotate, can keep fixed orientation always, and the installation is laborsaving, and is efficient, and the flexibility of using is also high, and is further, connecting pipe and gas cylinder valve main part can not break away from easily, make the installation of gas cylinder valve main part can keep the fastness.
Description
Technical Field
The invention relates to the field of gas cylinder valves, in particular to a gas cylinder valve.
Background
The gas cylinder valve is a valve which is installed on a gas cylinder and used for controlling the on-off and flow of gas, is widely applied to the arrangement of fire-fighting pipelines, generally comprises a valve body, a circulation channel is arranged in the valve body, a valve core which moves in a reciprocating manner is arranged in the circulation channel, the on-off of the circulation channel is realized through the reciprocating movement of the valve core, and then the exhaust of the gas cylinder is realized
However, when the existing gas cylinder valve is installed, the orientation of a hand wheel cannot be adjusted, the caliber of an air inlet of the gas cylinder valve cannot be adjusted, the application range is narrow, and the flexibility is high. Furthermore, the hand wheel is easily touched by mistake, so that the special gas in the gas cylinder valve is leaked to cause safety accidents, and the safety is low. Furthermore, the existing gas cylinder valve is not internally provided with a filtering mechanism, and particles in special gas easily enter the gas cylinder valve to cause the gas cylinder valve to be blocked and cannot be used, so that the gas cylinder valve is provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the cylinder valve, the adjusting device is arranged at the air inlet of the cylinder valve, and the technical problems that the direction of a hand wheel cannot be adjusted, the caliber of the air inlet of the cylinder valve cannot be adjusted, the application range is narrow and the flexibility is low in the installation of the existing cylinder valve can be solved. ' Qiyi
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a gas cylinder valve, includes gas cylinder valve main part, communicates in the air inlet of gas cylinder valve main part one side and sets up in the hand wheel of gas cylinder valve main part top, the first magnetosphere of terminal fixedly connected with of air inlet, one side surface that the air inlet was kept away from to first magnetosphere closely adsorbs has the third magnetosphere, air inlet external screw thread connection has the connecting pipe, the one end fixedly connected with pivot of connecting pipe, the terminal fixedly connected with installation pipe of pivot, the internal rotation of connecting pipe is connected with adjusting device, one side fixedly connected with second magnetosphere of adjusting device, the second magnetosphere closely adsorbs with the third magnetosphere.
According to the invention, the top surface of the cylinder valve main body is provided with a limiting groove, the top surface of the hand wheel is provided with a limiting rod in a penetrating manner, the hand wheel is internally provided with a spring groove, the limiting rod penetrates through the spring groove and is matched with the limiting groove, the outer side of the limiting rod is fixedly connected with a limiting stop ring, the outer side of the limiting rod is sleeved with a return spring, and two ends of the return spring are fixedly connected with the limiting stop ring and the spring groove.
According to the invention, the filter screen is fixedly connected inside the third magnetic ring, the sealing ring is fixedly connected to the outer surface of the third magnetic ring, and the sealing ring is attached to the inner wall of the connecting pipe.
According to the invention, the adjusting device comprises a fixing ring, a rotating disc is slidably connected inside the fixing ring, a limiting chute is formed in the surface of the rotating disc, an adjusting sheet is slidably connected inside the limiting chute, a limiting block is fixedly connected to the surface of the adjusting sheet, a clamping groove is formed in the surface of the fixing ring, the clamping groove is matched with the limiting block, a connecting rod is fixedly connected to the outer side surface of the rotating disc, the connecting rod penetrates through the fixing ring, and the tail end of the connecting rod is slidably connected with the inner wall of the connecting rod.
According to the invention, the outer surface of the cylinder valve main body is sprayed with a chromium-rich oxide layer.
According to the invention, the surface of one side of the sealing ring is provided with the bulges which are uniformly distributed.
According to the invention, the outer side of the hand wheel is tightly attached with the silicone rubber pad.
According to the invention, the top end surface of the limiting rod is provided with anti-skid grains, and the anti-skid grains are S-shaped.
According to the invention, the inner surface of the air inlet is plated with an antistatic material film.
According to the invention, the number of the limiting grooves is more than six, and the limiting grooves are distributed in an annular array
The gas cylinder valve has the beneficial effects that:
1. through having installed connecting pipe, adjusting device additional, when gas cylinder valve main part installation, gas cylinder valve main part need not rotate, can keep fixed orientation always, and the installation is laborsaving, and is efficient, and the flexibility of using is also high. Furthermore, the connecting pipe and the cylinder valve main body cannot be separated easily, so that the mounting of the cylinder valve main body can be kept firm. Furthermore, the air input of the gas cylinder valve main body can be adjusted by adjusting the caliber of the connecting pipe so as to adjust the gas cylinder valve main body, so that the gas cylinder valve main body can be suitable for different use scenes, the practicability of the gas cylinder valve main body is improved, and the economical efficiency of the gas cylinder valve main body is also improved.
2. Through having installed the gag lever post additional, when the hand wheel does not use, can carry on spacingly to the hand wheel, prevent that the hand wheel from leading to rotating because suffering the mistake and touching, and then make the inside special gas of gas cylinder valve main part produce and reveal, cause the incident, improve the security of gas cylinder valve main part.
3. Through having installed the third magnetosphere additional, the sealing washer can play sealed effect to gas cylinder valve main part, can avoid gas cylinder valve main part to produce gas leakage and lose heart, causes the incident, and is further, and the filter screen can play filterable effect, avoids the particulate matter of mixing in the special gas to enter into the inside of gas cylinder valve main part, leads to gas cylinder valve main part to produce and blocks up, produces the accident even, has improved the security of gas cylinder valve main part.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of the air inlet according to the present invention;
FIG. 4 is a schematic cross-sectional view of a third magnetic ring according to the present invention;
FIG. 5 is a schematic cross-sectional view of an adjusting device according to the present invention;
FIG. 6 is a schematic cross-sectional view of the turntable according to the present invention;
fig. 7 is an enlarged view of the structure at a in fig. 2 according to the present invention.
Wherein: 1. a cylinder valve body; 11. a filter screen; 12. a seal ring; 13. a third magnetic ring; 14. an air inlet; 15. a first magnetic coil; 2. a connecting pipe; 21. installing a pipe; 22. a rotating shaft; 3. a hand wheel; 31. a limiting rod; 32. a spring slot; 33. a return spring; 34. a limit stop ring; 35. a limiting groove; 4. an adjustment device; 41. a connecting rod; 42. a card slot; 43. a regulating sheet; 44. a limiting block; 45. a turntable; 46. a limiting chute; 47. a fixing ring; 48. a second magnetic ring 7 and a fixing ring; 48. and a second magnetic ring.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Examples
As shown in fig. 1 to 7, the cylinder valve of the present invention includes a cylinder valve body 1, an air inlet 14 communicated with one side of the cylinder valve body 1, and a hand wheel 3 disposed above the cylinder valve body 1, wherein a first magnetic ring 15 is fixedly connected to a terminal of the air inlet 14, a third magnetic ring 13 is closely adsorbed on a surface of one side of the first magnetic ring 15 away from the air inlet 14, the air inlet 14 is externally threaded with a connecting pipe 2, one end of the connecting pipe 2 is fixedly connected with a rotating shaft 22, a mounting pipe 21 is fixedly connected to a terminal of the rotating shaft 22, an adjusting device 4 is rotatably connected inside the connecting pipe 2, a second magnetic ring 48 is fixedly connected to one side of the adjusting device 4, and the second magnetic ring 48 and the third magnetic ring 13 are closely adsorbed.
During the use, when needs are installed gas cylinder valve main part 1, earlier install pipe 21 and gas cylinder threaded connection, remove the centre that aims at air inlet 14 connecting pipe 2, rotate pivot 22, pivot 22 drives connecting pipe 2 and rotates, when closely adsorbing with third magnetosphere 13 until second magnetosphere 48, the installation of gas cylinder valve main part 1 is accomplished, this simple structure, when gas cylinder valve main part 1 is installed, gas cylinder valve main part 1 need not rotate, can keep fixed orientation always, the installation is laborsaving, high efficiency, the flexibility of use is also high. Furthermore, the second magnetic ring 48 and the third magnetic ring 13 are closely adsorbed, so that the adjusting device 4 and the air inlet 14 can be integrated, the connecting pipe 2 and the cylinder valve main body 1 cannot be easily separated, the installation of the cylinder valve main body 1 can be kept firm, and further, when the air inflow of the connecting pipe 2 needs to be adjusted, on the premise that the cylinder valve body 1 is kept still, the rotating shaft 22 is rotated, the rotating shaft 22 drives the connecting pipe 2 to rotate, the connecting pipe 2 drives the adjusting device 4 to change, the aperture of the connecting pipe 2 can be adjusted under the action of the adjusting device 4, the operation is simple, the air input of the cylinder valve main body 1 can be adjusted by adjusting the aperture of the connecting pipe 2 so as to adjust the cylinder valve main body 1, the gas cylinder valve main body 1 can be suitable for different use scenes, the practicability of the gas cylinder valve main body 1 is improved, and the economical efficiency of the gas cylinder valve main body 1 is also improved.
In another embodiment, a limiting groove 35 is formed in the top surface of the cylinder valve body 1, as shown in fig. 2 and 7, the limiting groove 35 is formed in the top surface of the cylinder valve body 1, a limiting rod 31 penetrates through the top surface of the hand wheel 3, a spring groove 32 is formed in the hand wheel 3, the limiting rod 31 penetrates through the spring groove 32, the limiting rod 31 is matched with the limiting groove 35, a limiting stop ring 34 is fixedly connected to the outer side of the limiting rod 31, a return spring 33 is sleeved on the outer side of the limiting rod 31, and two ends of the return spring 33 are fixedly connected with the limiting stop ring 34 and the spring groove 32.
During the use, when the hand wheel 3 is rotated to needs, upwards stimulate gag lever post 31, gag lever post 31 drives spacing fender ring 34 and removes, when breaking away from the inside of spacing groove 35 until the bottom of gag lever post 31, reset spring 33 atress that originally is under normal condition is shrink, can rotate hand wheel 3 this moment, this simple structure, when hand wheel 3 does not use, can carry on spacingly to hand wheel 3, prevent that hand wheel 3 from leading to rotating because of suffering the mistake and touching, and then make the inside special gas of gas cylinder valve main part 1 produce and reveal, cause the incident, improve the security of gas cylinder valve main part 1.
In another embodiment, a filter screen 11 is disposed inside a third magnetic ring 13, as shown in fig. 4, the filter screen 11 is fixedly connected inside the third magnetic ring 13, a sealing ring 12 is fixedly connected to the outer surface of the third magnetic ring 13, and the sealing ring 12 is attached to the inner wall of the connecting pipe 2.
When third magnetosphere 13 is installed to needs, adsorb third magnetosphere 13 on the surface of first magnetosphere 15, can accomplish the installation to third magnetosphere 13, this easy operation, sealing washer 12 can play sealed effect to gas cylinder valve main part 1, can avoid gas cylinder valve main part 1 to produce gas leakage and lose heart, cause the incident. Further, the filter screen 11 can play a role in filtering, so that particles mixed in the special gas are prevented from entering the gas cylinder valve main body 1, the gas cylinder valve main body 1 is blocked, even accidents are caused, and the safety of the gas cylinder valve main body 1 is improved.
In another embodiment, the constitution of adjusting device 4 is disclosed, as shown in fig. 5, adjusting device 4 includes fixed ring 47, the inside sliding connection of fixed ring 47 has carousel 45, spacing spout 46 has been seted up on the surface of carousel 45, the inside sliding connection of spacing spout 46 has spacing piece 43, the fixed surface of spacing piece 43 is connected with spacing piece 44, draw-in groove 42 has been seted up on the surface of fixed ring 47, draw-in groove 42 and spacing piece 44 phase-match, the outside fixed surface of carousel 45 is connected with connecting rod 41, connecting rod 41 runs through fixed ring 47, and the end of connecting rod 41 is sliding connection with the inner wall of connecting pipe 2. During the use, when connecting pipe 2 is rotating, connecting pipe 2 drives connecting rod 41 and rotates, and connecting rod 41 drives carousel 45 and rotates, and carousel 45 drives spacing spout 46 and rotates, and spacing spout 46 drives adjustment sheet 43 and rotates, and the bore of connecting pipe 2 changes this moment, and when the bore of connecting pipe 2 was fit, the regulation was accomplished.
In another embodiment, a chromium-rich oxide layer is disclosed to be disposed on the outer surface of the cylinder valve body 1, as shown in fig. 1, the outer surface of the cylinder valve body 1 is sprayed with the chromium-rich oxide layer; when the valve body is used, the chromium-rich oxide layer can increase the oxidation resistance of the surface of the valve body 1 and prolong the service life of the valve body 1.
In another embodiment, a protrusion is provided on one side surface of the sealing ring 12, as shown in fig. 4, the protrusion is provided on one side surface of the sealing ring 12, and the protrusions are uniformly distributed; when the sealing ring is used, the contact area between the sealing ring 12 and the air inlet 14 can be increased by the bulges, and the sealing effect of the sealing ring 12 is improved.
In another embodiment, a silicone rubber pad is disclosed to be disposed on the outer side of the hand wheel 3, as shown in fig. 1, the silicone rubber pad is closely attached to the outer side of the hand wheel 3; when the hand wheel is used, the silicon rubber can play a role in buffering, and the hand feeling of the hand wheel 3 is improved.
In another embodiment, an anti-slip pattern is disclosed on the top surface of the stop lever 12, as shown in fig. 2, the top surface of the stop lever 31 is provided with an anti-slip pattern, and the anti-slip pattern is S-shaped; when the anti-skid device is used, the S-shaped anti-skid lines can increase the friction force of the top end surface of the limiting rod 31, and the anti-skid effect is achieved.
In another embodiment, an antistatic material film is disclosed to be disposed on the inner surface of the air inlet 14, as shown in fig. 3, the inner surface of the air inlet 14 is coated with the antistatic material film. When the antistatic material film is used, the antistatic material film can play a role in preventing static electricity, and the danger caused by static electricity of special gas is avoided.
In another embodiment, the number of the limiting grooves 13 is disclosed in this embodiment, as shown in fig. 2, the number of the limiting grooves 35 is greater than six, and the limiting grooves 35 are distributed in an annular array; when the hand wheel limiting device is used, the limiting rod 31 is matched with the limiting grooves 35 in different positions, and the hand wheel 3 is convenient to limit.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a gas cylinder valve, includes gas cylinder valve main part, communicates in the air inlet of gas cylinder valve main part one side and sets up in the hand wheel of gas cylinder valve main part top, its characterized in that, the first magnetic ring of terminal fixedly connected with of air inlet, one side surface that the air inlet was kept away from to first magnetic ring closely adsorbs has the third magnetic ring, air inlet external screw thread connection has the connecting pipe, the one end fixedly connected with pivot of connecting pipe, the terminal fixedly connected with installation tube of pivot, the internal rotation of connecting pipe is connected with adjusting device, one side fixedly connected with second magnetic ring of adjusting device, the second magnetic ring closely adsorbs with the third magnetic ring.
2. The gas cylinder valve according to claim 1, wherein a limiting groove is formed in the top surface of the gas cylinder valve body, a limiting rod is arranged on the top surface of the hand wheel in a penetrating manner, a spring groove is formed in the hand wheel, the limiting rod penetrates through the spring groove and is matched with the limiting groove, a limiting stop ring is fixedly connected to the outer side of the limiting rod, a return spring is sleeved on the outer side of the limiting rod, and the two ends of the return spring are fixedly connected with the limiting stop ring and the spring groove.
3. The gas cylinder valve according to claim 2, wherein a filter screen is fixedly connected to the inside of the third magnetic ring, a sealing ring is fixedly connected to the outer surface of the third magnetic ring, and the sealing ring is attached to the inner wall of the connecting pipe.
4. The gas cylinder valve according to claim 3, wherein the adjusting device comprises a fixing ring, a turntable is slidably connected inside the fixing ring, a limiting sliding groove is formed in the surface of the turntable, a regulating sheet is slidably connected inside the limiting sliding groove, a limiting block is fixedly connected to the surface of the regulating sheet, a clamping groove is formed in the surface of the fixing ring, the clamping groove is matched with the limiting block, a connecting rod is fixedly connected to the outer side surface of the turntable, the connecting rod penetrates through the fixing ring, and the tail end of the connecting rod is slidably connected with the inner wall of the connecting pipe.
5. The cylinder valve of claim 1, wherein an outer surface of the cylinder valve body is plated with a chromium rich oxide layer.
6. The cylinder valve according to claim 3, wherein the sealing ring has a protrusion formed on one side surface thereof, and the protrusions are uniformly distributed.
7. The cylinder valve of claim 1, wherein a silicone rubber pad is tightly attached to the outer side of the hand wheel.
8. The cylinder valve according to claim 2, wherein the top end surface of the limiting rod is provided with an anti-slip pattern, and the anti-slip pattern is S-shaped.
9. The cylinder valve of claim 1, wherein the inner surface of the gas inlet is coated with a thin film of antistatic material.
10. The cylinder valve of claim 2, wherein the number of the limiting grooves is more than six, and the limiting grooves are distributed in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011160461.7A CN112212022B (en) | 2020-10-27 | 2020-10-27 | Gas cylinder valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011160461.7A CN112212022B (en) | 2020-10-27 | 2020-10-27 | Gas cylinder valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112212022A true CN112212022A (en) | 2021-01-12 |
| CN112212022B CN112212022B (en) | 2022-08-02 |
Family
ID=74056549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011160461.7A Active CN112212022B (en) | 2020-10-27 | 2020-10-27 | Gas cylinder valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112212022B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090780A (en) * | 2021-03-29 | 2021-07-09 | 浙江理工大学 | Valve opening and closing structure and valve |
| CN114439959A (en) * | 2021-10-27 | 2022-05-06 | 四川华能氢能科技有限公司 | Hydrogen production pipe flow regulating valve of hydrogen production device and regulating method |
| CN115419827A (en) * | 2022-08-15 | 2022-12-02 | 江苏方华阀门充灌设备有限公司 | Gas cylinder valve with sealing reinforcing structure and sealing method |
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|---|---|---|---|---|
| CN113090780A (en) * | 2021-03-29 | 2021-07-09 | 浙江理工大学 | Valve opening and closing structure and valve |
| CN113090780B (en) * | 2021-03-29 | 2022-06-17 | 浙江理工大学 | Valve opening and closing structure and valve |
| CN114439959A (en) * | 2021-10-27 | 2022-05-06 | 四川华能氢能科技有限公司 | Hydrogen production pipe flow regulating valve of hydrogen production device and regulating method |
| CN115419827A (en) * | 2022-08-15 | 2022-12-02 | 江苏方华阀门充灌设备有限公司 | Gas cylinder valve with sealing reinforcing structure and sealing method |
| CN115419827B (en) * | 2022-08-15 | 2024-03-29 | 江苏方华阀门充灌设备有限公司 | Gas cylinder valve with sealing reinforcing structure and sealing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112212022B (en) | 2022-08-02 |
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Effective date of registration: 20210111 Address after: No. 2012 Jinbi Road, Fengxian District, Shanghai Applicant after: Kezhe (Shanghai) valve Co.,Ltd. Address before: 110000 3-5-2, no.37-5, beiyixi Road, Tiexi District, Shenyang City, Liaoning Province Applicant before: Yang Bo |
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