CN108626570B - A kind of handling method of double opening and closing hydrogen storage valves - Google Patents
A kind of handling method of double opening and closing hydrogen storage valves Download PDFInfo
- Publication number
- CN108626570B CN108626570B CN201711184172.9A CN201711184172A CN108626570B CN 108626570 B CN108626570 B CN 108626570B CN 201711184172 A CN201711184172 A CN 201711184172A CN 108626570 B CN108626570 B CN 108626570B
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- China
- Prior art keywords
- strut
- fan
- connection piece
- valve
- tubular connection
- Prior art date
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- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
- F17C2205/0326—Valves electrically actuated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0388—Arrangement of valves, regulators, filters
- F17C2205/0394—Arrangement of valves, regulators, filters in direct contact with the pressure vessel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/07—Applications for household use
- F17C2270/0763—Fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Abstract
A kind of handling method of double opening and closing hydrogen storage valves, including valve body, handwheel, the first strut, the second strut, tubular connection piece, pawl, third strut, helicla flute, armature, electromagnetic coil, piston, outlet, ribs of the fan channel, check valve, incorporating section, fan-shaped closure portion, translot, vertical slot, electric drive module；It is characterized by: including double drive module, double opening and closing modules in valve, to connection module；Translot, vertical slot are provided on valve body, the spacing of two slots in the circumferential is equal to 1/4 valve body outer perimeter；It is as follows to the assemble method of valve entirety: each component is installed in valve body first, then valve body and tubular connection piece be connected through a screw thread to group is integral, it finally will be in the whole aperture that will be fitted into correspondence hydrogen container.
Description
Technical field
The present invention relates to hydrogen storage fields, and in particular to a kind of handling method of double opening and closing hydrogen storage valves.
Background technique
Hydrogen fuel plays a significant role as a kind of new energy, with the reduction of the existing gasoline energy and its generate
The living standard of the deep influence resident of the haze phenomenon that pollution, the especially people are paid close attention to is imperative using new energy；
Hydrogen fuel has been obtained and is widely used as a kind of green energy resource, such as has used hydrogen fuel cell in the automobile vehicles.
1, in actual use, the storage of hydrogen feedstock is a kind of common technology, i.e. hydrogen container is often used；In use, putting
Need to use hydrogen storage valve when gas, single layer opening is more thin, and a check valve or one layer of on-off structure only such as is arranged more
It is thin；Preferable sealing can not be provided and stablize long-term service life and use safe；And the double-deck on-off structure often compared with
For complexity, to be arranged such as the first gas outlet, the second gas outlet, the channel of adaptation often has bending, increases to processing and manufacturing
Add difficulty, improves cost.
2, such as additional to increase manual-operated emergent driving in addition, the double-deck on-off structure needs to use double drive, then become three drives
Dynamic, it is at high cost that structure is complicated.
3, driving structure in the prior art, tends to take up larger size, to installation adaptation make troubles, and increase at
This, it is of particular importance that the prior art does not accomplish that the additional manual-operated emergent that increases drives outside main driving in hydrogen storage valve.
4, threaded installation structure in the prior art, it is simple light, but after being used for a long time, it is easy to happen thread looseness, it is general
Lead to connect it is less problematic；But for high-pressure storage tank, it is threadedly coupled loosening and means that leakage, gasket is also difficult to and screw thread
Cooperation, therefore there is no good solution in the prior art.
5, hydrogen storage valve in the prior art, only an external pipeline, i.e. only one final outlet, it is difficult to adapt to more
Duty requirements, and cannot achieve preferable pressure release effect.
Summary of the invention
In order to overcome the above problem, the present invention proposes while solving the valve of above-mentioned various problems.
The technical solution adopted by the present invention to solve the technical problems is: a kind of handling method of double opening and closing hydrogen storage valves, packet
Include valve body, handwheel, the first strut, the second strut, tubular connection piece, pawl, third strut, helicla flute, armature, electromagnetic coil,
Piston, outlet, ribs of the fan channel, check valve, incorporating section, fan-shaped closure portion, translot, vertical slot, electric drive module；It include double in valve
Drive module, double opening and closing modules, to connection module；Translot, vertical slot are provided on valve body, the spacing of two slots in the circumferential is equal to 1/4 valve
External perimeter；It is as follows to the assemble method of valve entirety: each component to be installed in valve body first, then by valve body and tubular connection piece
It is connected through a screw thread that group is integral, it finally will be in the whole aperture that will be fitted into correspondence hydrogen container；The double drive module is as follows:
Electromagnetic drive: electric drive module opens and closes electromagnetic coil to electromagnetic coil power on/off, drives armature movement, and armature drives third
Strut movement, third strut is L-shaped, and third strut one end is protruded into the helicla flute on handwheel and is contained in the vertical slot, hand
Wheel follows third strut to move；Manual actuation: handwheel is set in valve outer surface by lower part, 90 degree of handwheel inner surface circumferential direction
Helicla flute is set in range, is not provided with helicla flute within the scope of adjacent 90 degree of circumferentially extending, successively circumferentially extends within the scope of 90 degree
Helicla flute is set；Third strut is wherein set in one section of helicla flute, the first strut is arranged in the segment limit for being not provided with helicla flute, the
One strut is contained in the translot, and the first strut level extends radially inward, and the end of extension extends downwardly the second strut；The
Two strut lower ends connect fan-shaped closure portion, as follows to the installation method of the double drive module: by electric drive module and electromagnetism
Coil is fixed to valve inner, and handwheel is set on valve body upwards below valve body；Third strut one end is connected to armature
On, the other end passes through the second vertical slot and is connected in wherein one section of helicla flute of the handwheel, and first strut one end is passed through
The translot is connected on the handwheel；Double opening and closing modules are divided into on-off structure and lower on-off structure, the upper opening and closing
Structure includes piston, includes at least three ribs of the fan channels, ribs of the fan channel end connection outlet, at least three ribs of the fans in piston
Channel is converged in the middle part of piston, and the middle part in ribs of the fan channel described in each is equipped with check valve, and the height of the vertical slot is greater than piston
The 3/4 of height is less than depth pistion；The lower on-off structure includes fan-shaped closure portion and incorporating section, fan-shaped closure portion and storage
The entire circle of portion's form fit composition, incorporating section are provided with slot to accommodate fan-shaped closure portion, the thickness in fan-shaped closure portion and incorporating section
Slot thickness adaptation；It is as follows to the installation method of double opening and closing modules: then that fan-shaped closure portion and incorporating section shape adaptation use
It is pivotally connected fixed sectors closure and incorporating section, the two is made to be rotatably connected；Described includes tubular connection piece, cylinder to connection module
Shape connector outer surface is equipped with external screw thread, and tubular connection piece upper end is equipped at least four pawls；Whole be packed into is corresponded into storage
When in the aperture of hydrogen tank, pawl contraction is contained in the cylinder of tubular connection piece first, however will it is described entirely through
What tubular connection piece outer surface was equipped with screws into the aperture of the corresponding hydrogen container, when tubular connection piece upper surface is mobile
When below to the aperture of the corresponding hydrogen container, the pawl pops up under the effect of gravity, circles round slightly upward at this time described whole
Body, so that the pawl clamping；When dismantling the hydrogen storage valve, part in addition to the tubular connection piece under dismantling first,
It is rotated down the tubular connection piece later, so that pawl loosens, protrudes into the aperture of the corresponding hydrogen container by tool at this time
In so that the pawl is retracted in the cylinder, the tubular connection piece is rotated upwards at this time, so that pawl is by the correspondence
The aperture of hydrogen container remains retracted, and takes out the tool, can unload the tubular connection piece.
Preferably, the ribs of the fan channel is 4.
Preferably, the pawl is 5.
Preferably, the pawl is L-shaped.
Preferably, the tubular connection piece upper end extends upward thread segment, and the upper thread segment is realized and valve body
Connection.
Preferably, the ribs of the fan channel is only connected to one, closes other ribs of the fan channel ends with silk plug.
Preferably, the check-valve port of other ribs of the fan channel middles is blocked.
The beneficial effects of the present invention are:
1, the 1st point proposed for background technique, not using complicated drive mechanism such as gear drive, and same
The double-deck opening and closing is realized in ingenious use rotation and the switching of linear motion in space.
2, the 2nd point proposed for background technique controls the technical side of the double-deck opening using a kind of driving structure simultaneously
Although case, the prior art have one-to-many technology, but be all that two valves are opened in a driving, and the present invention is that a driving opening and closing is same
Double-layer structure in one valve realizes the invention of developing formula.
3, it is directed to the 3rd point of background technique, using the special hand wheel type driving structure for saving volume, is realized outside Electromagnetically-operating
Additional manual operation, this is that the prior art is unable to reach, and is not take up space.
4, it is directed to the 4th point of background technique, uses automatic installing type pawl, realizes the fastening of the installation to hydrogen storage valve.
5, it is directed to the 5th point of background technique, ribs of the fan formula channel has been used in piston, multi-pass control has been realized, enhances and let out
Press effect.
Note: in no particular order, each all makes the present invention compared with the prior art and has difference and significant to above-mentioned five point design
Progress.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is hydrogen storage valve overall schematic of the present invention
Fig. 2 is inventive piston structure chart
Fig. 3 is valve body notching construction figure of the present invention
Fig. 4 is on-off structure figure under the present invention
Fig. 5 is handwheel driving structure figure of the present invention
Fig. 6 is present invention docking function structure chart
In figure, appended drawing reference is as follows:
1, hydrogen storage valve 2, valve body 3, handwheel 4, the first strut 5, the second strut 6, hydrogen container 7, tubular connection piece 8, pawl 9,
Third strut, 10, helicla flute 11, armature 12, electromagnetic coil,
13, piston 14, outlet 15, ribs of the fan channel 16, check valve 17, incorporating section 18, fan-shaped closure portion 19, translot 20, perpendicular
Slot
Specific embodiment
A kind of handling method of double opening and closing hydrogen storage valves, including the connection of valve body, handwheel, the first strut, the second strut, tubular
Part, pawl, third strut, helicla flute, armature, electromagnetic coil, piston, outlet, ribs of the fan channel, check valve, incorporating section, fan-shaped envelope
Closing part, translot, vertical slot, electric drive module；It include double drive module, double opening and closing modules in valve, to connection module；It is provided on valve body
Translot, vertical slot, the spacing of two slots in the circumferential are equal to 1/4 valve body outer perimeter；It is as follows to the assemble method of valve entirety: first will be each
Component is installed in valve body, then that valve body and tubular connection piece be connected through a screw thread group is integral, finally whole is packed into described
In the aperture of corresponding hydrogen container；The double drive module is as follows: electromagnetic drive: electric drive module to electromagnetic coil power on/off with
Electromagnetic coil is opened and closed, armature movement is driven, armature drives the movement of third strut, and third strut is L-shaped, and third strut one end is protruded into
It in helicla flute on handwheel and is contained in the vertical slot, handwheel follows third strut to move；Manual actuation: handwheel is set in valve
External surface leans on lower part, and helicla flute, 90 degree of ranges of adjacent circumferentially extending are arranged within the scope of 90 degree of handwheel inner surface circumferential direction
It is inside not provided with helicla flute, successively circumferentially extends and helicla flute is set within the scope of 90 degree；Third strut is wherein set in one section of helicla flute,
The first strut is arranged in the segment limit for being not provided with helicla flute, and the first strut is contained in the translot, in the first strut horizontal direction
It radially extends, the end of extension extends downwardly the second strut；Second strut lower end connects fan-shaped closure portion, to the double drive mould
The installation method of block is as follows: electric drive module and electromagnetic coil being fixed to valve inner, below valve body upwards by handwheel
It is set on valve body；Third strut one end is connected on armature, the other end passes through the institute that the second vertical slot is connected to the handwheel
It states in wherein one section of helicla flute, first strut one end is passed through into the translot and is connected on the handwheel；
Double opening and closing modules are divided into on-off structure and lower on-off structure, and the upper on-off structure includes piston, piston
Interior includes at least three ribs of the fan channels, and ribs of the fan channel end connection outlet, at least three ribs of the fan channels are converged in the middle part of piston
It closes, the middle part in ribs of the fan channel described in each is equipped with check valve, and the height of the vertical slot is greater than the 3/4 of depth pistion, is less than and lives
Plug height；The lower on-off structure includes fan-shaped closure portion and incorporating section, and fan-shaped closure portion forms whole with incorporating section form fit
A circle, incorporating section are provided with slot to accommodate fan-shaped closure portion, and the thickness in fan-shaped closure portion is adapted to the slot thickness of incorporating section；To described
The installation method of double opening and closing modules is as follows: by fan-shaped closure portion and incorporating section shape adaptation, then with pivot connection fixed sectors
Closure and incorporating section make the two be rotatably connected；
Described includes tubular connection piece to connection module, and tubular connection piece outer surface is equipped with external screw thread, tubular connection piece upper end
Equipped at least four pawls；When by the whole aperture for being fitted into corresponding hydrogen container, pawl contraction is contained in first
In the cylinder of tubular connection piece, however the correspondence is screwed into entirely through what tubular connection piece outer surface was equipped with by described
In the aperture of hydrogen container, when tubular connection piece upper surface is moved to below the aperture of the corresponding hydrogen container, the pawl exists
It is popped up under gravity, the entirety of circling round slightly upward at this time, so that the pawl clamping；When dismantling the hydrogen storage valve,
Part under dismantling first in addition to the tubular connection piece, is rotated down the tubular connection piece later, so that pawl loosens,
It is protruded at this time by tool in the aperture of the corresponding hydrogen container so that the pawl is retracted in the cylinder, at this time rotation upwards
Turn the tubular connection piece and take out the tool so that pawl is remained retracted by the aperture of the corresponding hydrogen container, can unload
The tubular connection piece.
The ribs of the fan channel is 4.The pawl is 5.The pawl is L-shaped.The tubular connection piece upper end is upward
Extend upper thread segment, the upper thread segment realizes the connection with valve body.The hydrogen storage valve is connected to the top of hydrogen container.It is described
Ribs of the fan channel is only connected to one, and other ribs of the fan channel ends are closed with silk plug.Block the unidirectional of other ribs of the fan channel middles
Valve.
Above-listed detailed description is illustrating for possible embodiments of the present invention, and the embodiment is not to limit this hair
Bright the scope of the patents, all equivalence enforcements or change without departing from carried out by the present invention, is intended to be limited solely by the scope of the patents of this case.
Claims (7)
1. a kind of double handling methods of opening and closing hydrogen storage valves, including valve body, handwheel, the first strut, the second strut, tubular connection piece,
Pawl, third strut, helicla flute, armature, electromagnetic coil, piston, outlet, ribs of the fan channel, check valve, incorporating section, fan-shaped closure
Portion, translot, vertical slot, electric drive module；It is characterized by: including double drive module, double opening and closing modules in valve, to connection module；
Translot, vertical slot are provided on valve body, the spacing of two slots in the circumferential is equal to 1/4 valve body outer perimeter；
It is as follows to the assemble method of valve entirety: each component being installed in valve body first, then valve body and tubular connection piece are passed through
Threaded connection group is integral, finally will be in the whole aperture for being fitted into corresponding hydrogen container；
The double drive module is as follows: electromagnetic drive: electric drive module is powered to start electromagnetic coil to electromagnetic coil, thus
Armature movement is driven, armature drives the movement of third strut, and third strut is L-shaped, and the spiral on handwheel is protruded into third strut one end
It in slot and is contained in the vertical slot, handwheel follows third strut to move；Manual actuation: handwheel is set in valve outer surface on the lower
Helicla flute is arranged within the scope of 90 degree of handwheel inner surface circumferential direction, is not provided with spiral within the scope of adjacent 90 degree of circumferentially extending for portion
Slot successively circumferentially extends and helicla flute is arranged within the scope of 90 degree；Third strut is wherein set in one section of helicla flute, helicla flute is not provided with
A segment limit the first strut is set, the first strut is contained in the translot, and the first strut level extends radially inward, and extends
End extend downwardly the second strut；Second strut lower end connects fan-shaped closure portion,
It is as follows to the installation method of the double drive module: electric drive module and electromagnetic coil are fixed to valve inner, it will
Handwheel is set on valve body upwards below valve body；Third strut one end is connected on armature, the other end passes through the second vertical slot
It is connected in wherein one section of helicla flute of the handwheel, first strut one end is passed through into the translot and is connected to the handwheel
On；
Double opening and closing modules are divided into on-off structure and lower on-off structure, and the upper on-off structure includes piston, packet in piston
At least three ribs of the fan channels, ribs of the fan channel end connection outlet are included, at least three ribs of the fan channels are converged in the middle part of piston, often
The middle part in one ribs of the fan channel is equipped with check valve, and the height of the vertical slot is greater than the 3/4 of depth pistion, and it is high to be less than piston
Degree；The lower on-off structure includes fan-shaped closure portion and incorporating section, and fan-shaped closure portion and incorporating section form fit composition are entire round,
Incorporating section is provided with slot to accommodate fan-shaped closure portion, and the thickness in fan-shaped closure portion is adapted to the slot thickness of incorporating section；
It is as follows to the installation method of double opening and closing modules: then that fan-shaped closure portion and incorporating section shape adaptation are connected with pivot
Fixed sectors closure and incorporating section are connect, the two is made to be rotatably connected；
Described includes tubular connection piece to connection module, and tubular connection piece outer surface is equipped with external screw thread, and tubular connection piece upper end is equipped with
At least four pawls；
When by the whole aperture for being fitted into corresponding hydrogen container, the pawl is shunk to the cylinder for being contained in tubular connection piece first
In vivo, however by the aperture for screwing into the corresponding hydrogen container being equipped with entirely through tubular connection piece outer surface
In, when tubular connection piece upper surface is moved to below the aperture of the corresponding hydrogen container, pawl bullet under the effect of gravity
Out, it circles round slightly upward at this time the entirety, so that the pawl clamping；
When dismantling the hydrogen storage valve, part in addition to the tubular connection piece under dismantling first is rotated down described later
Tubular connection piece is protruded by tool in the aperture of the corresponding hydrogen container so that pawl loosens so that the pawl is received at this time
It is reduced in the cylinder, rotates the tubular connection piece upwards at this time, so that pawl is kept by the aperture of the corresponding hydrogen container
It shrinks, takes out the tool, the tubular connection piece can be unloaded.
2. a kind of handling method of double opening and closing hydrogen storage valves according to claim 1, it is characterised in that: the ribs of the fan channel is
4.
3. a kind of handling method of double opening and closing hydrogen storage valves according to claim 1, it is characterised in that: the pawl is 5.
4. a kind of handling method of double opening and closing hydrogen storage valves according to claim 1, it is characterised in that: the pawl is L-shaped.
5. a kind of handling method of double opening and closing hydrogen storage valves according to claim 1, it is characterised in that: the tubular connection piece
Upper end extends upward thread segment, and the upper thread segment realizes the connection with valve body.
6. a kind of handling method of double opening and closing hydrogen storage valves according to claim 1, it is characterised in that: the ribs of the fan channel is only
Connection one closes other ribs of the fan channel ends with silk plug.
7. a kind of handling method of double opening and closing hydrogen storage valves according to claim 6, it is characterised in that: block other fans
The check-valve port of bone channel middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711184172.9A CN108626570B (en) | 2017-11-23 | 2017-11-23 | A kind of handling method of double opening and closing hydrogen storage valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711184172.9A CN108626570B (en) | 2017-11-23 | 2017-11-23 | A kind of handling method of double opening and closing hydrogen storage valves |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108626570A CN108626570A (en) | 2018-10-09 |
| CN108626570B true CN108626570B (en) | 2019-12-03 |
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ID=63705850
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711184172.9A Expired - Fee Related CN108626570B (en) | 2017-11-23 | 2017-11-23 | A kind of handling method of double opening and closing hydrogen storage valves |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2068184U (en) * | 1990-07-12 | 1990-12-26 | 许渭清 | Jaw opening-adjustable magnetic valve with hand device |
| JPH0526365A (en) * | 1991-05-10 | 1993-02-02 | Fuji Electric Co Ltd | Gas cut-off valve device |
| CN2510685Y (en) * | 2001-10-12 | 2002-09-11 | 廖继国 | Pilot electromagnetic-manual double-control valve |
| CN2689017Y (en) * | 2003-05-02 | 2005-03-30 | 戴梦周 | External double-magnetic multifunctional valve of pipeline gas terminal |
| JP3732662B2 (en) * | 1997-11-14 | 2006-01-05 | エア プロダクツ アンド ケミカルズ インコーポレイテッド | Gas control device and set of separate modules to provide modular gas control device |
| KR20080104824A (en) * | 2007-05-29 | 2008-12-03 | 캄텍주식회사 | Balance solenoid valve |
| CN103097792A (en) * | 2010-07-08 | 2013-05-08 | 马格纳斯泰尔汽车技术两合公司 | Electromagnetic valve for a pressure container |
| CN203023544U (en) * | 2012-12-04 | 2013-06-26 | 宁波亚德客自动化工业有限公司 | Manual emergency valve |
| CN205806647U (en) * | 2016-07-15 | 2016-12-14 | 中国五环工程有限公司 | The protection system of low-temperature storage tank sidewall opening |
-
2017
- 2017-11-23 CN CN201711184172.9A patent/CN108626570B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2068184U (en) * | 1990-07-12 | 1990-12-26 | 许渭清 | Jaw opening-adjustable magnetic valve with hand device |
| JPH0526365A (en) * | 1991-05-10 | 1993-02-02 | Fuji Electric Co Ltd | Gas cut-off valve device |
| JP3732662B2 (en) * | 1997-11-14 | 2006-01-05 | エア プロダクツ アンド ケミカルズ インコーポレイテッド | Gas control device and set of separate modules to provide modular gas control device |
| CN2510685Y (en) * | 2001-10-12 | 2002-09-11 | 廖继国 | Pilot electromagnetic-manual double-control valve |
| CN2689017Y (en) * | 2003-05-02 | 2005-03-30 | 戴梦周 | External double-magnetic multifunctional valve of pipeline gas terminal |
| KR20080104824A (en) * | 2007-05-29 | 2008-12-03 | 캄텍주식회사 | Balance solenoid valve |
| CN103097792A (en) * | 2010-07-08 | 2013-05-08 | 马格纳斯泰尔汽车技术两合公司 | Electromagnetic valve for a pressure container |
| CN203023544U (en) * | 2012-12-04 | 2013-06-26 | 宁波亚德客自动化工业有限公司 | Manual emergency valve |
| CN205806647U (en) * | 2016-07-15 | 2016-12-14 | 中国五环工程有限公司 | The protection system of low-temperature storage tank sidewall opening |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108626570A (en) | 2018-10-09 |
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Granted publication date: 20191203 Termination date: 20201123 |