CN105987178A - High pressure gas bottle pressure-reducing valve having pressure fixing function - Google Patents
High pressure gas bottle pressure-reducing valve having pressure fixing function Download PDFInfo
- Publication number
- CN105987178A CN105987178A CN201510040440.4A CN201510040440A CN105987178A CN 105987178 A CN105987178 A CN 105987178A CN 201510040440 A CN201510040440 A CN 201510040440A CN 105987178 A CN105987178 A CN 105987178A
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- gas cylinder
- level pressure
- chamber
- relief valve
- air relief
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Abstract
The invention discloses a high pressure gas bottle pressure-reducing valve having a pressure fixing function. The high pressure gas bottle pressure-reducing valve at least includes a gas bottle and a pressure-reducing valve; the gas bottle is filled with high pressure gas, and the pressure-reducing valve is connected to the gas bottle; and the pressure-reducing valve includes a valve body, a hollow pressure fixing shaft having a leak stopping projection, an elastic component, a push rod, a top cover, a turn button and a joint, wherein the valve body is internally provided with a first cavity, a second cavity, a third cavity and a gas guide channel which communicate with each other, the pressure fixing shaft is arranged in the third cavity, the elastic component sleeves the outer periphery of the pressure fixing shaft, one end of the push rod is fixed to the top cover, the top cover is fixed on a near top edge of the first cavity, the other end of the push rod is pressed against the top surface of the leak stopping projection, the turn button is fixed to the push rod, the periphery of the valve body is provided with a first gas outlet hole communicating with the first cavity, and the joint can be arranged in the gas outlet hole. In this way, the high pressure gas can be sealed in the gas bottle and cannot accumulate in the cavities, damage to the components can be effectively avoided, and the service life of the high pressure gas bottle pressure-reducing valve can be prolonged.
Description
Technical field
The present invention relates to a kind of gas cylinder, particularly relate to a kind of gas cylinder air relief valve with level pressure function.
Background technology
The application of gas cylinder is fairly common now, such as: the application of air cannon, ailing machine etc., is allowed to convenient and carries with for user, install and use.For air cannon, it is the gases at high pressure utilizing gas cylinder to be supplied, and is allowed to go out the painted ball within air cannon with high-speed pushing, reaches the purpose of percussion.
Please refer to shown in Fig. 5 and Fig. 6, the valve body structure of known gas cylinder, it mainly connects a valve member 90 in the top of gas cylinder 80, and this valve member 90 is made up of hollow level pressure axle 92, spring 93, pressing plate 94, push rod 95, upper cover 96, knob 97 and a joint 98 of body 91, tool stopping leak protuberance 921；
The inside of this body 91 has one first space 911, second space 912 and an airway 913 in axially connection, outer peripheral edge this spring 93 sheathed of this level pressure axle 92, and this level pressure axle 92 is to be placed in this second space 912, the stopping leak protuberance 921 making level pressure axle 92 is just positioned at this first space 911, stopping leak protuberance 921 end face of this level pressure axle 92 installs this pressing plate 94, this push rod 95 is fixed with this upper cover 96, this upper cover 96 is to be fixedly arranged on this nearly apical margin position, the first space 911, making this push rod 95 be resisted against this pressing plate 94 end face, this knob 97 is fixed with this push rod 95；It addition, the periphery of this body 91 is provided with a perforation 914 connected with this first space 911, this perforation 914 is installed for joint 98.
Although, above-mentioned conventional construction is able to by turn knobs 97, it is allowed to interlock push rod 95 and pushes down on pressing plate 94 and level pressure axle 92, make the airway 913 below level pressure axle 92 closedown, and then stopping gas cylinder 80 persistently provides gases at high pressure, but, gases at high pressure are present in the first space 911 already, and gases at high pressure are accumulated in wherein, easily cause the damage of linked component, and then reduce the service life of product, and above-mentioned conventional construction to be monolithically fabricated assembly the most complicated, not only increase built-up time, and the most relatively increase maintenance cost, the most do not has economic and practical；Be therefore, all aforementioned known disadvantages of going against, have in fact by necessity of improveing further of works.
The design people still has the place of improvement because commonly using structure at present, so being just engaged in the production and marketing experience for many years of Related product, and for the relevant issues that presently, there are, the method that deep thinking improves, after repeatedly improveing test, finally design a kind of gas cylinder air relief valve with level pressure function.
Summary of the invention
It is an object of the invention to provide a kind of gas cylinder air relief valve with level pressure function, gases at high pressure can be directly enclosed in gas cylinder by it, so it does not be accumulated in chamber, be effectively prevented from constituent components and damage, extend product service life.
Another object of the present invention is to provide a kind of gas cylinder air relief valve with level pressure function, its constituent components is few, it is possible to decrease the assembling components time, saves maintenance cost.
In order to reach above-mentioned purpose, the solution of the present invention is:
A kind of gas cylinder air relief valve with level pressure function, including: a gas cylinder, filling high pressure gas in this gas cylinder, the top of this gas cylinder has a junction；One air relief valve, this air relief valve is connected with the connecting portion of this gas cylinder, and this air relief valve includes a body, a tool hollow level pressure axle for stopping leak protuberance, an elastic parts, tool axial through bore and the push rod of radial perforation, a upper cover, a knob and a joint；The inside of described body has one first chamber in axially connection, one second chamber, one the 3rd chamber and an airtube, the sheathed described elastic parts in outer peripheral edge of described level pressure axle, and this level pressure axle is to be placed in the 3rd chamber of body, the stopping leak protuberance of this level pressure axle is positioned at this second chamber, the two ends of described elastic parts are resisted against this stopping leak protuberance bottom surface and the bottom surface of this second chamber respectively, one end of described push rod is fixed with described upper cover, this upper cover is the nearly apical margin position being fixedly arranged on this first chamber, it is the stopping leak protuberance end face being resisted against this level pressure axle that this push rod differs from one end of this upper cover, described knob is fixed with this push rod；The periphery of body is provided with first venthole of one and this first chamber, and this first venthole is installed for described joint.
Further, the space of described first chamber is more than described second chamber.
Further, the space of described second chamber is more than described 3rd chamber.
Further, present invention additionally comprises a block, this block is arranged at the bottom of described level pressure axle.
Further, present invention additionally comprises one first valve body, described body is provided with second venthole connected with described gas cylinder, and this second venthole is installed for this first valve body.
Further, described first valve body is relief valve.
Further, present invention additionally comprises one second valve body, described body is provided with the 3rd venthole radially connected with described airtube, and the 3rd venthole is installed for this second valve body.
Further, described second valve body is explosion-proof valve.
Further, present invention additionally comprises one first Pressure gauge, this first Pressure gauge is mounted on described 3rd venthole.
Further, present invention additionally comprises one second Pressure gauge, this second Pressure gauge is mounted on described body, this second manometric air inlet and described first chamber.
After using said structure, after the gas cylinder air relief valve that user uses the present invention to have level pressure function completes, it is only necessary to screwed by knob, it is allowed to interlock push rod to bottom offset, and because push rod pushes down on the stopping leak protuberance to level pressure axle, make elastic parts be compressed, and make the block of level pressure axle bottom keep out airtube, and make the gases at high pressure in gas cylinder not re-supply, so, just being accomplished the shutoff operation of the present invention, overall mode of operation is simple and convenient, deeply has practicality.It should be noted that, after level pressure axle closes gas cylinder, positively directly gases at high pressure can be enclosed in gas cylinder, make gases at high pressure will not be accumulated in first and second chamber, not only there is level pressure function, it is effectively prevented from constituent components to damage, and then the service life of prolongation product, and constituent components of the present invention is less, it is possible to decrease the assembling components time, save maintenance cost, deeply have economic and practical.
Accompanying drawing explanation
Fig. 1 is the three-dimensional appearance schematic diagram of the present invention；
Fig. 2 is the perspective exploded view of the present invention；
Fig. 3 is the combination generalized section of the present invention；
Fig. 4 is the combination generalized section at another visual angle of the present invention；
Fig. 5 is the three-dimensional appearance schematic diagram of conventional construction；
Fig. 6 is the combination generalized section of conventional construction.
Wherein:
Gas cylinder 10 connecting portion 11
Air relief valve 20 block 30
First valve body 40 second valve body 50
First Pressure gauge 60 second Pressure gauge 70
Body 21 first chamber 211
Second chamber 212 the 3rd chamber 213
Airtube 214 first venthole 215
Thread segment 216 second venthole 217
3rd venthole 218 level pressure axle 22
Stopping leak protuberance 221 elastic parts 23
Push rod 24 axial through bore 241
Radial perforation 242 upper cover 25
Knob 26 joint 27
(known part)
Gas cylinder 80
Valve member 90
Body 91 first space 911
Second space 912 airway 913
Perforation 914 level pressure axle 92
Stopping leak protuberance 921 spring 93
Pressing plate 94 push rod 95
Upper cover 96 knob 97
Joint 98.
Detailed description of the invention
In order to technical scheme is explained further, below by specific embodiment, the present invention will be described in detail.
First, please refer to shown in Fig. 1 to Fig. 4, the present invention has the gas cylinder air relief valve of level pressure function, comprising:
One gas cylinder 10, filling high pressure gas in this gas cylinder 10, the top of this gas cylinder 10 has a junction 11；
One air relief valve 20, this air relief valve 20 is that the connecting portion 11 with this gas cylinder 10 is connected, and this air relief valve 20 is had axial through bore 241 and push rod 24, upper cover 25, knob 26 of radial perforation 242 by hollow level pressure axle 22, elastic parts 23, of body 21, tool stopping leak protuberance 221 and a joint 27 is formed；
nullThe inside of this body 21 has one first chamber 211 in axially connection、One second chamber 212、One the 3rd chamber 213 and an airtube 214，And outer peripheral edge this elastic parts 23 sheathed of this level pressure axle 22，And this level pressure axle 22 is to be placed in the 3rd chamber 213，The stopping leak protuberance 221 making this level pressure axle 22 is just positioned at this second chamber 212，Form sealing state，The two ends of this elastic parts 23 are resisted against this stopping leak protuberance 221 bottom surface and this second chamber 212 bottom surface respectively，One end of this push rod 24 is fixed with this upper cover 25，This upper cover 25 is to be fixedly arranged on this nearly apical margin position of the first chamber 211，One end that this push rod 24 differs from this upper cover 25 is resisted against stopping leak protuberance 221 end face of this level pressure axle 22，And this knob 26 is fixed with this push rod 24；
The periphery of this body 21 is provided with first venthole 215 connected with this first chamber 211, and this first venthole 215 is installed for this joint 27.
Wherein, having a thread segment 216 bottom the body 21 of this air relief valve 20, this thread segment 216 is that connecting portion 11 spiral shell with this gas cylinder 10 sets.
Wherein, the space of this first chamber 211 is more than this second chamber 212.
Wherein, the space of this second chamber 212 is more than the 3rd chamber 213.
Wherein, this elastic parts 23 is spring.
The present invention can farther include a block 30, and this block 30 is disposed on the bottom of this level pressure axle 22.
The present invention can farther include one first valve body 40, and the setting position of body 21 is provided with second venthole 217 connected with this gas cylinder 10, and this second venthole 217 is to install for this first valve body 40.
Wherein, this first valve body 40 is relief valve.
The present invention can farther include one second valve body 50, and the setting position of body 21 is provided with the 3rd venthole 218 radially connected with this airtube 214, and the 3rd venthole 218 is to install for this second valve body 50.
Wherein, this second valve body 50 is explosion-proof valve.
The present invention can farther include one first Pressure gauge 60, and this first Pressure gauge 60 is mounted on the 3rd venthole 218.
The present invention can farther include one second Pressure gauge 70, and this second Pressure gauge 70 is mounted in the setting position of this body 21, makes the air inlet of this second Pressure gauge 70 connect with this first chamber 211.
Constitute by above combination, please continue cooperation refering to shown in Fig. 1 to Fig. 4, air relief valve 20 of the present invention is that the connecting portion 11 with gas cylinder 10 is connected, and conveniently connecting tube (not shown) can be utilized to be connected to air cannon for user, use on the pneumatic utensil (not shown) of ailing machine etc., and utilize the gases at high pressure that gas cylinder 10 supplied, it is allowed to go out the assembly (such as painted ball or rivet nut) of pneumatic appliance internal with high-speed pushing, reach the purpose of percussion, also or be applied on tire use, as bicycle, the tire fast aeration of locomotive is used, and can conveniently carry with for user, deep have convenient and practical property.
nullThe present invention carries out the regulation and control of gases at high pressure in gas cylinder 10 by turn knobs 26，User only needs turn knobs 26，It is allowed to interlock push rod 24 shift up，And because of the elastic-restoring force of elastic parts 23，It is allowed to push against the stopping leak protuberance 221 of level pressure axle 22，And make level pressure axle 22 synchronize to shift up，The block 30 making level pressure axle 22 bottom departs from the sealing state of airtube 214，And can make the gases at high pressure in gas cylinder 10 sequentially along airtube 214、The level pressure axle 22 of hollow、The axial through bore 241 of push rod 24、Radial perforation 242，Finally discharge from the first venthole 215，And can enter in the pneumatic utensil (not shown) being connected with joint 27，To use，User is suitably tuned knob 26，Gases at high pressure needed for adjusting further，Not only it is integrally formed simple，And mode of operation is simple and convenient，Deeply has practicality.
And when user is with when finishing pneumatic utensil, only need to screw knob 26, it is allowed to interlock push rod 24 to bottom offset, and because push rod 24 pushes down on the stopping leak protuberance 221 to level pressure axle 22, makes elastic parts 23 be compressed, and make the block 30 of level pressure axle 22 bottom keep out airtube 214, and make the gases at high pressure in gas cylinder 10 not re-supply, so, just it is accomplished the shutoff operation of the present invention, overall mode of operation is simple and convenient, deeply has practicality.
And it should be noted that, after level pressure axle 22 closes gas cylinder 10, positively directly gases at high pressure can be enclosed in gas cylinder 10, make gases at high pressure will not be accumulated in first and second chamber 211,212, not only there is level pressure function, it is effectively prevented from constituent components to damage, and then the service life of prolongation product, and constituent components of the present invention is less, it is possible to decrease the assembling components time, save maintenance cost, deeply have economic and practical.
In sum, the present invention has the gas cylinder air relief valve of level pressure function, effectively improve and commonly use the various shortcoming existing for structure, and the technical way of the present invention being not found in any relevant publication, really meet the application important document of patent of invention, filing an application in whence in accordance with the law, earnestly asks auditor and grant quasi-patent right of the present invention.
Above-described embodiment and the product form of the graphic and non-limiting present invention and style, suitably change that it is done by any person of an ordinary skill in the technical field or modify, all should be regarded as the patent category without departing from the present invention.
Claims (10)
1. a gas cylinder air relief valve with level pressure function, it is characterised in that including:
One gas cylinder, filling high pressure gas in this gas cylinder, the top of this gas cylinder has a junction；
One air relief valve, this air relief valve is connected with the connecting portion of this gas cylinder, and this air relief valve includes a body, a tool hollow level pressure axle for stopping leak protuberance, an elastic parts, tool axial through bore and the push rod of radial perforation, a upper cover, a knob and a joint；
The inside of described body has one first chamber in axially connection, one second chamber, one the 3rd chamber and an airtube, the sheathed described elastic parts in outer peripheral edge of described level pressure axle, and this level pressure axle is to be placed in the 3rd chamber of body, the stopping leak protuberance of this level pressure axle is positioned at this second chamber, the two ends of described elastic parts are resisted against this stopping leak protuberance bottom surface and the bottom surface of this second chamber respectively, one end of described push rod is fixed with described upper cover, this upper cover is the nearly apical margin position being fixedly arranged on this first chamber, it is the stopping leak protuberance end face being resisted against this level pressure axle that this push rod differs from one end of this upper cover, described knob is fixed with this push rod；The periphery of body is provided with first venthole of one and this first chamber, and this first venthole is installed for described joint.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 1, it is characterised in that: the space of described first chamber is more than described second chamber.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 1, it is characterised in that: the space of described second chamber is more than described 3rd chamber.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 1, it is characterised in that: also including a block, this block is arranged at the bottom of described level pressure axle.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 1, it is characterised in that: also including one first valve body, described body is provided with second venthole connected with described gas cylinder, and this second venthole is installed for this first valve body.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 5, it is characterised in that: described first valve body is relief valve.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 1, it is characterised in that: also including one second valve body, described body is provided with the 3rd venthole radially connected with described airtube, and the 3rd venthole is installed for this second valve body.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 7, it is characterised in that: described second valve body is explosion-proof valve.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 7, it is characterised in that: also including one first Pressure gauge, this first Pressure gauge is mounted on described 3rd venthole.
There is the gas cylinder air relief valve of level pressure function the most as claimed in claim 1, it is characterised in that: also including one second Pressure gauge, this second Pressure gauge is mounted on described body, this second manometric air inlet and described first chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510040440.4A CN105987178B (en) | 2015-01-27 | 2015-01-27 | High pressure gas cylinder pressure reducing valve with level pressure function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510040440.4A CN105987178B (en) | 2015-01-27 | 2015-01-27 | High pressure gas cylinder pressure reducing valve with level pressure function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105987178A true CN105987178A (en) | 2016-10-05 |
| CN105987178B CN105987178B (en) | 2019-05-24 |
Family
ID=57034030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510040440.4A Expired - Fee Related CN105987178B (en) | 2015-01-27 | 2015-01-27 | High pressure gas cylinder pressure reducing valve with level pressure function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105987178B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231752Y (en) * | 1995-08-28 | 1996-07-24 | 高邮市伯勤焊割工具配件厂 | Autocontrolled relief valve for oxygen |
| CN1526983A (en) * | 2003-03-08 | 2004-09-08 | 钮静江 | Bottle valve for air respirator |
| WO2005047166A1 (en) * | 2003-11-12 | 2005-05-26 | Sergei Aleksandrovich Buchik | Device for hand-pouring foaming and/or carbonated beverages |
| CN2760351Y (en) * | 2004-12-09 | 2006-02-22 | 薛祥元 | Horizontal pressure reducing valve converting high pressure gas into low pressure gas directly |
| CN1920352A (en) * | 2005-08-26 | 2007-02-28 | 天津市津南区凯达电子有限公司 | Cut-off decompression two-purpose valve for high-pressure pure gas cylinder |
| CN201404608Y (en) * | 2009-04-16 | 2010-02-17 | 南通海舟船舶设备有限公司 | Pressure reducing air bottle valve |
| RU110730U1 (en) * | 2011-08-01 | 2011-11-27 | Дмитрий Викторович Воробьев | MANUFACTURER FOR MANUAL FILLING OF FOAMING DRINKS |
| CN204592301U (en) * | 2015-01-27 | 2015-08-26 | 黄仲伟 | There is the gas cylinder reduction valve of level pressure function |
-
2015
- 2015-01-27 CN CN201510040440.4A patent/CN105987178B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231752Y (en) * | 1995-08-28 | 1996-07-24 | 高邮市伯勤焊割工具配件厂 | Autocontrolled relief valve for oxygen |
| CN1526983A (en) * | 2003-03-08 | 2004-09-08 | 钮静江 | Bottle valve for air respirator |
| WO2005047166A1 (en) * | 2003-11-12 | 2005-05-26 | Sergei Aleksandrovich Buchik | Device for hand-pouring foaming and/or carbonated beverages |
| CN2760351Y (en) * | 2004-12-09 | 2006-02-22 | 薛祥元 | Horizontal pressure reducing valve converting high pressure gas into low pressure gas directly |
| CN1920352A (en) * | 2005-08-26 | 2007-02-28 | 天津市津南区凯达电子有限公司 | Cut-off decompression two-purpose valve for high-pressure pure gas cylinder |
| CN201404608Y (en) * | 2009-04-16 | 2010-02-17 | 南通海舟船舶设备有限公司 | Pressure reducing air bottle valve |
| RU110730U1 (en) * | 2011-08-01 | 2011-11-27 | Дмитрий Викторович Воробьев | MANUFACTURER FOR MANUAL FILLING OF FOAMING DRINKS |
| CN204592301U (en) * | 2015-01-27 | 2015-08-26 | 黄仲伟 | There is the gas cylinder reduction valve of level pressure function |
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| CN105987178B (en) | 2019-05-24 |
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