CN107975622A - A kind of highly integrated, machinery-open type bottle-jack valve - Google Patents
A kind of highly integrated, machinery-open type bottle-jack valve Download PDFInfo
- Publication number
- CN107975622A CN107975622A CN201711158938.6A CN201711158938A CN107975622A CN 107975622 A CN107975622 A CN 107975622A CN 201711158938 A CN201711158938 A CN 201711158938A CN 107975622 A CN107975622 A CN 107975622A
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- Prior art keywords
- valve
- pressure
- gas
- temperature
- safety valve
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- 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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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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/105—Three-way check or safety valves with two or more closure 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/003—Safety valves; Equalising valves, e.g. pressure relief valves reacting to pressure and temperature
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/14—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
- F16K17/16—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
- F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
- F16K17/383—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the valve comprising fusible, softening or meltable elements, e.g. used as link, blocking element, seal, closure plug
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a kind of highly integrated, machinery-open type bottle-jack valve, including cylinder interface, temperature safety valve, ball valve, charge valve, pressure safety valve and pressure reducing valve, cylinder interface is connected with gas cylinder, charge valve, pressure reducing valve and cylinder interface form three-port structure, and ball valve is located in the common gas passage of three-port structure；The present invention proposes a kind of highly integrated, machinery-open type bottle-jack valve, with reference to pressure reducing valve, two-bit triplet switch, charge valve, pressure safety valve, temperature safety valve in one, there is highly integrated property, compact structure, using the whole ball-valve structure of suspension self-adjusting, with reference to mechanical opening device, realize that bottle-jack valve is simple and reliable and open and ensure less leakage rate.
Description
Technical field
The present invention relates to a kind of highly integrated, machinery-open type bottle-jack valve, belong to ball valve technical field.
Background technology
Bottle-jack valve is widely used on the pressure vessels such as chemical industry high pressure tank, aircarrier aircraft life-saving inflatable slide,
There are the multiple structural forms such as needle-valve, butterfly valve, ball valve, it is general that only there is switching function, control gas path on-off.Needed during practical application
Coordinate independent pressure reducer, make high-pressure air source by being used safely after decompression.
Bottle-jack valve is used for gas cylinder air supply system, is installed on gas cylinder outlet, bottle-jack valve ensures air seal during storage；
Bottle valve persistently exports steady pressure gas when opening exhaust.In the prior art, bottle-jack valve is usually split structure, switch,
Decompression, insurance function separation, structure is complex, and when carrying out inflation/deflation, inconvenient, structure size is larger, occupies larger
Space, sealing performance are bad.
The content of the invention
The technology of the present invention solves the problems, such as：To overcome the deficiencies of the prior art and provide a kind of highly integrated, machinery-open type bottle
Mouth valve, to realize the simple and reliable unlatching of bottle-jack valve and ensure less leakage rate.
The technical solution of the present invention：
A kind of highly integrated, machinery-open type bottle-jack valve, including cylinder interface, temperature safety valve, ball valve, charge valve, pressure
Safety valve and pressure reducing valve, cylinder interface are connected with gas cylinder, and charge valve, pressure reducing valve and cylinder interface form three-port structure, ball valve position
In the common gas passage of three-port structure, spring is provided between cylinder interface and ball valve, ball valve is provided with logical along the centre of sphere
Hole, is equipped with through hole vertical direction and passes to the venthole of sphere outer wall, original state, and the axis of charge valve and cylinder interface passes through
The centre of sphere of ball valve, pressure safety valve and temperature safety valve are used to monitor ventilation cavity pressure and temperature in real time.
Under inflated condition, ball valve direction is adjusted, charge valve is connected with cylinder interface passage, simultaneously closes off pressure reducing valve and lead to
Road, pressure safety valve and temperature safety valve are used to monitor ventilation cavity pressure and temperature in real time, when gas temperature in gas cylinder
When degree exceeds temperature safety valve preset temperature, the fusible alloy in temperature safety valve melts, and gas passes through temperature safety in gas cylinder
Valve is discharged；When gas pressure exceeds pressure safety valve preset pressure in gas cylinder, the rupture disc explosion in pressure safety valve, gas
Gas passes through pressure safety valve pressure release in bottle；When gas reaches desired value in gas cylinder, adjust ball valve direction, close charge valve with
Depressurize valve passage.
Under deflation status, ball valve direction is adjusted, pressure reducing valve is connected with cylinder interface passage, simultaneously closes off charge valve and lead to
Road, pressure safety valve and temperature safety valve are used to monitor ventilation cavity pressure and temperature in real time, when gas temperature in gas cylinder
When degree exceeds temperature safety valve preset temperature, the fusible alloy in temperature safety valve melts, and gas passes through temperature safety in gas cylinder
Valve is discharged；When gas pressure exceeds pressure safety valve preset pressure in gas cylinder, the rupture disc explosion in pressure safety valve, gas
Gas passes through pressure safety valve pressure release in bottle；Until gas in emptying gas cylinder.
Adjusting spring is provided with pressure reducing valve, according to target decompressed pressure, adjusts spring initial compression amount.
Under inflated condition, ball valve direction is adjusted, charge valve is communicated with through hole, and then communicated by venthole with gas cylinder,
Decompression valve passage is closed by ball valve at the same time；
Under deflation status, ball valve direction is adjusted, pressure reducing valve is communicated with through hole, and then communicated by venthole with gas cylinder,
Inflation valve passage is closed by ball valve at the same time.
Effort formation is provided with three-port structure, ball valve direction is adjusted by effort formation.
The present invention has the advantages that compared with prior art：
(1) present invention proposes a kind of highly integrated, machinery-open type bottle-jack valve, with reference to pressure reducing valve, two-bit triplet switch, fills
Air valve, pressure safety valve, temperature safety valve have the characteristics that highly integrated property, compact structure, using the whole ball of suspension self-adjusting in one
Valve arrangement, with reference to mechanical opening device, realizes that bottle-jack valve is simple and reliable and opens and ensure less leakage rate；
(2) using this patent propose bottle-jack valve can realize gas cylinder inflation/deflation, gas cylinder voltage stabilizing output, storage when it is low leakage,
Ensure a series of functions such as system pressure and temperature safety.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the Y-Z sectional views of Fig. 1 of the present invention；
Fig. 3 is the X-Y sectional views of Fig. 1 of the present invention；
Fig. 4 is the X-Z sectional views of Fig. 1 of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
A kind of highly integrated, machinery-open type bottle-jack valve, as shown in Figure 1, including cylinder interface 2, temperature safety valve 3, ball valve
4th, charge valve 7, pressure safety valve 9 and pressure reducing valve 10, cylinder interface 2 are connected with gas cylinder, and charge valve 7, pressure reducing valve 10 and gas cylinder connect
Mouth 2 forms three-port structures, and ball valve 4 is located in the common gas passage of three-port structure, is set between cylinder interface 2 and ball valve 4
There is spring, ball valve 4 is provided with through hole along the centre of sphere, and the venthole for passing to sphere outer wall, inflated condition are equipped with through hole vertical direction
Under, 4 direction of ball valve is adjusted, charge valve 7 is communicated with through hole, and then communicated by venthole with gas cylinder, while closed by ball valve 4
Close 10 passage of pressure reducing valve；
Under deflation status, 4 direction of ball valve is adjusted, pressure reducing valve 10 is communicated with through hole, and then pass through venthole and gas cylinder phase
It is logical, while 7 passage of charge valve is closed by ball valve 4.
As shown in Figure 2 and Figure 3, the axis of original state, charge valve 7 and cylinder interface 2 passes through the centre of sphere of ball valve 4, pressure peace
Full valve 9 and temperature safety valve 3 are used to monitor ventilation cavity pressure and temperature in real time, and adjusting bullet is provided with pressure reducing valve 10
Spring 11, as shown in figure 4, according to target decompressed pressure, adjusts spring initial compression amount.
Under inflated condition, ball valve direction is adjusted, charge valve 7 is connected with 2 passage of cylinder interface, simultaneously closes off pressure reducing valve 10
Passage, pressure safety valve 9 and temperature safety valve 3 are used to monitor ventilation cavity pressure and temperature in real time, when gas in gas cylinder
When temperature exceeds temperature safety valve preset temperature, the fusible alloy in temperature safety valve melts, and gas passes through temperature in gas cylinder
Safety valve is discharged；When gas pressure exceeds pressure safety valve preset pressure in gas cylinder, the rupture disc in pressure safety valve is quick-fried
Broken, gas passes through pressure safety valve pressure release in gas cylinder；When gas reaches desired value in gas cylinder, ball valve direction is adjusted, closing is filled
Air valve 7 and 10 passage of pressure reducing valve.
Under deflation status, ball valve direction is adjusted, pressure reducing valve 10 is connected with 2 passage of cylinder interface, simultaneously closes off charge valve 7
Passage, pressure safety valve 9 and temperature safety valve 3 are used to monitor ventilation cavity pressure and temperature in real time, when gas in gas cylinder
When temperature exceeds temperature safety valve preset temperature, the fusible alloy in temperature safety valve melts, and gas passes through temperature in gas cylinder
Safety valve is discharged；When gas pressure exceeds pressure safety valve preset pressure in gas cylinder, the rupture disc in pressure safety valve is quick-fried
Broken, gas passes through pressure safety valve pressure release in gas cylinder；Until gas in emptying gas cylinder.
Under inflated condition, 4 direction of ball valve is adjusted, charge valve 7 is communicated with through hole, and then pass through venthole and gas cylinder phase
It is logical, while 10 passage of pressure reducing valve is closed by ball valve 4；
Under deflation status, 4 direction of ball valve is adjusted, pressure reducing valve 10 is communicated with through hole, and then pass through venthole and gas cylinder phase
It is logical, while 7 passage of charge valve is closed by ball valve 4.
Effort formation is provided with three-port structure, two-bit triplet switch is two-bit triplet ball valve, by effort formation, by turning
Axis 5, turntable, ratchet 6, pawl, position indicator needle etc. form, realize the switching of two positions of ball valve, realize bottle-jack valve open and
Close.The ball valve uses the whole structure of suspension self-adjusting, can adjust automatically ball valve position, ensure sealing property of ball valves.
Operation principle：Bottle-jack valve is installed on cylinder interface, when bottle-jack valve is closed, leads between gas cylinder and pressure reducing valve
Ball valve sealing is crossed, at this time can be by charge valve to inflating gas cylinder, bottle-jack valve ensures sealing after inflation, prevents cylinder gas from leaking；
After bottle-jack valve is opened, gas cylinder is connected with pressure reducing valve, and cylinder gas is through ball valve, pressure reducing valve discharge, pressure reducing valve preheating setting pressure, gas
Bottle gas can realize that voltage stabilizing exports.
Gas pressure in gas cylinder can be read by pressure gauge 8；When gas temperature presets temperature beyond temperature safety valve in gas cylinder
When spending, the fusible alloy in temperature safety valve melts, and cylinder gas is discharged by temperature safety valve；When gas pressure surpasses in gas cylinder
When going out pressure safety valve preset pressure, the rupture disc explosion in pressure safety valve, gas cylinder passes through pressure safety valve pressure release.More than
Safety measure ensure that the safe handling of gas cylinder.
Bottle-jack valve of the present invention is highly integrated, compact structure；Using the whole ball-valve structure of suspension self-adjusting, dress is opened with reference to machinery
Put, realize that bottle-jack valve is simple and reliable and open and ensure less leakage rate.
The content not being described in detail in description of the invention belongs to the known technology of professional and technical personnel in the field.
Claims (6)
1. a kind of highly integrated, machinery-open type bottle-jack valve, it is characterised in that including cylinder interface (2), temperature safety valve (3), ball
Valve (4), charge valve (7), pressure safety valve (9) and pressure reducing valve (10), cylinder interface (2) are connected with gas cylinder, and charge valve (7), subtract
Pressure valve (10) and cylinder interface (2) form three-port structure, and ball valve (4) is located in the common gas passage of three-port structure, in gas cylinder
Spring is provided between interface (2) and ball valve (4), ball valve (4) is provided with through hole along the centre of sphere, is equipped with and passes to through hole vertical direction
The axis of the venthole of sphere outer wall, original state, charge valve (7) and cylinder interface (2) passes through the centre of sphere of ball valve (4), pressure
Safety valve (9) and temperature safety valve (3) are used to monitor ventilation cavity pressure and temperature in real time.
2. highly integrated, the machinery-open type bottle-jack valve of one kind as claimed in claim 1, it is characterised in that under inflated condition, adjustment
Ball valve (4) direction, makes charge valve (7) be connected with cylinder interface (2) passage, simultaneously closes off pressure reducing valve (10) passage, pressure security
Valve (9) and temperature safety valve (3) are used to monitor ventilation cavity pressure and temperature in real time, when gas temperature exceeds in gas cylinder
During temperature safety valve preset temperature, the fusible alloy in temperature safety valve melts, and gas is discharged by temperature safety valve in gas cylinder；
When gas pressure exceeds pressure safety valve preset pressure in gas cylinder, the rupture disc explosion in pressure safety valve, gas in gas cylinder
Body passes through pressure safety valve pressure release；When gas reaches desired value in gas cylinder, ball valve direction is adjusted, closes charge valve (7) with subtracting
Pressure valve (10) passage.
3. highly integrated, the machinery-open type bottle-jack valve of one kind as claimed in claim 1, it is characterised in that under deflation status, adjustment
Ball valve (4) direction, makes pressure reducing valve (10) be connected with cylinder interface (2) passage, simultaneously closes off charge valve (7) passage, pressure security
Valve (9) and temperature safety valve (3) are used to monitor ventilation cavity pressure and temperature in real time, when gas temperature exceeds in gas cylinder
During temperature safety valve preset temperature, the fusible alloy in temperature safety valve melts, and gas is discharged by temperature safety valve in gas cylinder；
When gas pressure exceeds pressure safety valve preset pressure in gas cylinder, the rupture disc explosion in pressure safety valve, gas in gas cylinder
Body passes through pressure safety valve pressure release；Until gas in emptying gas cylinder.
4. highly integrated, the machinery-open type bottle-jack valve of one kind as claimed in claim 1, it is characterised in that pressure reducing valve is set in (10)
It is equipped with and adjusts spring (11), according to target decompressed pressure, adjusts spring initial compression amount.
5. highly integrated, the machinery-open type bottle-jack valve of one kind as claimed in claim 1, it is characterised in that under inflated condition, adjustment
Ball valve (4) direction, makes charge valve (7) be communicated with through hole, and then is communicated by venthole with gas cylinder, while is closed by ball valve (4)
Close pressure reducing valve (10) passage；
Under deflation status, ball valve (4) direction is adjusted, pressure reducing valve (10) is communicated with through hole, and then pass through venthole and gas cylinder phase
It is logical, while charge valve (7) passage is closed by ball valve (4).
6. highly integrated, the machinery-open type bottle-jack valve of one kind as claimed in claim 1, it is characterised in that set at three-port structure
Effort formation is equipped with, ball valve (4) direction is adjusted by effort formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158938.6A CN107975622A (en) | 2017-11-20 | 2017-11-20 | A kind of highly integrated, machinery-open type bottle-jack valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158938.6A CN107975622A (en) | 2017-11-20 | 2017-11-20 | A kind of highly integrated, machinery-open type bottle-jack valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107975622A true CN107975622A (en) | 2018-05-01 |
Family
ID=62010449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711158938.6A Pending CN107975622A (en) | 2017-11-20 | 2017-11-20 | A kind of highly integrated, machinery-open type bottle-jack valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107975622A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529604A (en) * | 2019-10-23 | 2019-12-03 | 时新(上海)产品设计有限公司 | Gas control valve and its control method, drink air charging system |
| CN112843424A (en) * | 2020-12-31 | 2021-05-28 | 宁波新高流体控制技术有限公司 | Medical oxygen valve |
| CN112984157A (en) * | 2021-02-05 | 2021-06-18 | 北京科泰克科技有限责任公司 | Gas storage cylinder valve and hydrogen storage system |
| CN113464698A (en) * | 2020-03-31 | 2021-10-01 | 株式会社大陆制罐 | Flow choking safety valve for preventing portable gas storage tank from exploding |
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| FR2827362A1 (en) * | 2001-07-13 | 2003-01-17 | Giat Ind Sa | Supply valve for vehicle using compressed natural gas as fuel, uses double electromagnetic piston to control fuel flow between feed pump engine and atmosphere |
| CN101418910A (en) * | 2008-11-28 | 2009-04-29 | 同济大学 | Integral bottle valve FOR vehicle-mounted high-pressure hydrogen storing bottle |
| CN104613196A (en) * | 2015-01-10 | 2015-05-13 | 郝明德 | Tee structure with 360-degree rotation function |
| CN106481849A (en) * | 2016-11-02 | 2017-03-08 | 北京宇航系统工程研究所 | A kind of high pressure combustible gas bottleneck combination valve |
| CN107061824A (en) * | 2017-07-11 | 2017-08-18 | 嘉兴依相动力科技有限公司 | A kind of multi-functional cylinder valve |
| CN206816874U (en) * | 2017-05-10 | 2017-12-29 | 上海瀚氢动力科技有限公司 | Suitable for the combination valve of fuel cell electric vehicle hydrogen-feeding system |
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2017
- 2017-11-20 CN CN201711158938.6A patent/CN107975622A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2227242Y (en) * | 1995-07-31 | 1996-05-15 | 杜洪 | Tank valve |
| FR2827362A1 (en) * | 2001-07-13 | 2003-01-17 | Giat Ind Sa | Supply valve for vehicle using compressed natural gas as fuel, uses double electromagnetic piston to control fuel flow between feed pump engine and atmosphere |
| CN101418910A (en) * | 2008-11-28 | 2009-04-29 | 同济大学 | Integral bottle valve FOR vehicle-mounted high-pressure hydrogen storing bottle |
| CN104613196A (en) * | 2015-01-10 | 2015-05-13 | 郝明德 | Tee structure with 360-degree rotation function |
| CN106481849A (en) * | 2016-11-02 | 2017-03-08 | 北京宇航系统工程研究所 | A kind of high pressure combustible gas bottleneck combination valve |
| CN206816874U (en) * | 2017-05-10 | 2017-12-29 | 上海瀚氢动力科技有限公司 | Suitable for the combination valve of fuel cell electric vehicle hydrogen-feeding system |
| CN107061824A (en) * | 2017-07-11 | 2017-08-18 | 嘉兴依相动力科技有限公司 | A kind of multi-functional cylinder valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529604A (en) * | 2019-10-23 | 2019-12-03 | 时新(上海)产品设计有限公司 | Gas control valve and its control method, drink air charging system |
| CN113464698A (en) * | 2020-03-31 | 2021-10-01 | 株式会社大陆制罐 | Flow choking safety valve for preventing portable gas storage tank from exploding |
| CN112843424A (en) * | 2020-12-31 | 2021-05-28 | 宁波新高流体控制技术有限公司 | Medical oxygen valve |
| CN112984157A (en) * | 2021-02-05 | 2021-06-18 | 北京科泰克科技有限责任公司 | Gas storage cylinder valve and hydrogen storage system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180501 |