CN110056703A - Gas pressure regulator, governor pressure conversion device - Google Patents
Gas pressure regulator, governor pressure conversion device Download PDFInfo
- Publication number
- CN110056703A CN110056703A CN201910374730.0A CN201910374730A CN110056703A CN 110056703 A CN110056703 A CN 110056703A CN 201910374730 A CN201910374730 A CN 201910374730A CN 110056703 A CN110056703 A CN 110056703A
- Authority
- CN
- China
- Prior art keywords
- wedge
- pressure
- elastic component
- gas
- conversion device
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 24
- 125000003003 spiro group Chemical group 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 23
- 239000000567 combustion gas Substances 0.000 claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 36
- 238000007373 indentation Methods 0.000 claims description 5
- 230000013011 mating Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 7
- 239000003345 natural gas Substances 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000001294 propane Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—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
-
- 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)
- Feeding And Controlling Fuel (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention discloses a kind of gas pressure regulator, governor pressure conversion devices, including valve body, with the first runner flowed into for combustion gas and for the second flow channel of combustion gas outflow；Valve deck, for being connected with the valve body；Channel on the valve body, for being flowed into second flow channel for combustion gas by first runner；Pressure limiting part can move up and down the flow for passing through the channel with regulating gas；First elastic component, for pushing the pressure limiting part, downward actuation is for the first time to open the channel, to flow into second flow channel for combustion gas；Second elastic component, for pushing pressure limiting part downward actuation again；Spiro connecting piece is detachably connected with the valve deck.Then the present invention is switched over by manual toggle wedge in the first, second position by being arranged wedge in fixed link, should be easy to operate in the process, avoid situations such as wedge is fallen during conversion.
Description
Technical field
The invention belongs to valve technology fields, more particularly, to gas pressure regulator, governor pressure conversion device.
Background technique
In current dyestuff, natural gas (NG) and propane (LP) are often turned as existing relatively conventional fuel
Change use, and because the reason of natural gas and propane self property, the natural gas of input and its institute in pipeline of propane
The pressure of formation is different, and it is 2000 pas that existing combustion apparatus, which needs to input fuel to reach pressure, therefore inputting in combustion gas need to
Pressure adjusting is carried out by pressure regulator, so that input combustion gas reaches standard value, pressure reforming unit currently on the market leads to
Control gas flow rate is crossed, so that after pressure of the combustion gas in pipeline to specified pressure, combustion gas is worked as entering back into burner
In, and existing conversion equipment needs to back-out on nut when NG state and PG state are adjusted at present, it then will be on nut
Part take out, exchange a direction manually, then reload on nut, retell nut and be screwed on valve, the operation is multiple
Miscellaneous, part needs part to take out during conversion, ressembles, and the time expended is long, and because part is can be with
It takes out, is easy to fall after removal, cannot achieve pressure conversion once falling and will cause valve, directly contribute valve
It is not available.
Summary of the invention
The present invention for overcome the deficiencies in the prior art, provides a kind of easy to operate gas pressure regulator, governor pressure conversion dress
It sets.
To achieve the goals above, the invention adopts the following technical scheme: a kind of gas pressure regulator, governor pressure conversion device, packet
It includes
Valve body, with the first runner flowed into for combustion gas and for the second flow channel of combustion gas outflow；
Valve deck, for being connected with the valve body；
Channel on the valve body, for being flowed into second flow channel for combustion gas by first runner；
Pressure limiting part can move up and down the flow for passing through the channel with regulating gas；
First elastic component, for pushing the pressure limiting part, downward actuation is for the first time to open the channel, thus for combustion gas stream
Enter second flow channel；
Second elastic component, for pushing pressure limiting part downward actuation again；
Spiro connecting piece is detachably connected with the valve deck；
Fixed link is connected with the spiro connecting piece；
Wedge is sheathed in the fixed link and applies pressure F so that the second resilient element urges pressure limiting part, the wedge is in institute
Stating has first position and the second position in fixed link, when the wedge is located at first position, the wedge is to described second
The pressure F of elastic component is zero；When the wedge is located at the second position, the wedge is big to the pressure F of the second elastic component
In zero.
The present invention by by wedge be arranged in fixed link, then by manual toggle wedge the first, second position into
Row switching, change one without taking off wedge, thus also it is avoided that situations such as wedge is fallen during conversion,
It is convenient and quick when operation, while wedge also being avoided to lose and cause valve that can not reuse, which raises entire valves
The service life of door.
Preferably, the fixed link includes the first rod body part connecting with the wedge rotation stop and is used to turn for the wedge
The second dynamic rod body part, when the wedge is located at the second position, the wedge offsets with first rod body part lower part；Wedge
It can offset with the bottom of first body of rod at the second position, wedge can not act upwards again at this time, and wedge is to second during being somebody's turn to do
The pressure of elastic component can be kept constant, therefore the second movable distance of resilient element urges pressure limiting part will not change, at this time pressure limiting part
The thrust being subject to is stable, therefore pressure conversion is stablized；And due to directly the first rod body part lower end being relied on to limit,
It is limited it is not necessary that other structures are additionally arranged, therefore the structure of entire fixed link is simple, it is at low cost, it is easy to operate.
Preferably, second rod body part lower part is equipped with the anti-delinking part matched with the wedge；By the way that anti-delinking part is arranged
Can ensure that, when wedge moves to the second position by first position, wedge will not be disengaged from fixed link, thus operation when
It waits without deliberately careful promotion wedge movement, it can be achieved that quickly pushing wedge movement and realizing wedge by first position to second
Position, it is easy to operate, the rate for pushing wedge movement is improved, and the stability of wedge movement is high.
Preferably, further include the third elastic component being sheathed in the fixed link, third elastic component upper end with it is described
Wedge offsets；Can be when wedge be located at first position by setting third elastic component, third elastic component withstands wedge will not be automatic
It falls, ensures that wedge stability at first position is high, and due to the setting of third elastic component, need in wedge by first
Set when being transformed into the second position, it is only necessary to rotate wedge, third elastic component actively can push wedge to act upwards, the setting so that
It operates wedge and moves up and down the simpler convenience of process.
Preferably, the wedge is equipped with the location indentations mating with first rod body part lower part；Pass through setting
Location indentations can ensure that wedge can not rotate, therefore wedge is at work, Wu Fazhuan when wedge is located at the second position
It is dynamic, it avoids wedge and rotates and wedge is caused actively to be restored on first position, ensured wedge in use
Stability is high.
Preferably, the spiro connecting piece be equipped with boss portion, when the wedge is located at first position, the wedge with it is described convex
Platform portion is in contact and wedge edge is hanging；It is arranged by boss portion, wedge is limited, avoids the edge and nut of wedge
Be in contact, thus stir wedge when, the either other tools of nail and wedge side edge can be facilitated to touch, in turn
Wedge downward actuation is pushed, it is easy to operate and quick.
Preferably, the sealing element matched with the valve deck is arranged on the spiro connecting piece, the sealing element is equipped with more
A protrusion；When spiro connecting piece being kept to be connected with valve deck by the way that sealing element is arranged, good airproof performance between spiro connecting piece and valve deck,
The sealing performance of entire valve body can effectively be improved；And multiple protrusions of setting, mutual with the screw thread on spiro connecting piece
Limit, therefore even if therefore sealing element will not fall off, therefore time saving province when operation when spiro connecting piece is disassembled next
Power；And because sealing element can be further increased to the sealing performance between spiro connecting piece and valve deck using the setting of protrusion.
Preferably, the valve body is equipped with the elastic sealing strip for pulling up the pressure limiting part, the pressure limiting part and institute
Elastic sealing strip is stated to be connected；By the way that elastic sealing strip is arranged, one side is to have ensured the leakproofness of the inside of entire valve body, is protected
Having held valve inner combustion gas will not leak, and on the other hand because elastic sealing strip itself has elasticity, need to turn
When changing to output pressure, the elasticity of elastic sealing strip itself will push whole pressure limiting part and act upwards, actively turn to realize
The process changed.
Preferably, the elastic sealing strip is equipped with the elastic portion that section is arch；Arch is set by elastic portion, elasticity
Effect is good, can positive return, facilitate easy to operate.
Preferably, the elastic packing on piece be equipped with gasket, the equal lower part of the first, second elastic component with the gasket
It offsets；When the elastic force that gasket is positively retained at the first, second elastic component acts on downwards, elastomeric pad uniform force, Bu Huiju
Portion because the reason of pressure and deformation occurs, can ensure that deformation is made of being acted on as elastic portion.
In conclusion the present invention is by being arranged wedge in fixed link, then by manual toggle wedge first, the
Two positions switch over, should during it is easy to operate, avoid situations such as during conversion wedge is fallen.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention one.
Fig. 2 is structural schematic diagram two of the invention.
Fig. 3 is A-A cross-sectional view in Fig. 2.
Fig. 4 is the enlarged drawing of A in Fig. 3.
Fig. 5 is explosive view of the invention.
Fig. 6 is partial structural diagram of the invention.
Fig. 7 is partial exploded view of the invention.
Specific embodiment
In order to make those skilled in the art better understand the present invention program, below in conjunction in the embodiment of the present invention
Attached drawing, the technical scheme in the embodiment of the invention is clearly and completely described.
As shown in figs. 1-7, a kind of gas pressure regulator, governor pressure conversion device, including valve body 1, valve deck 2, channel 10, pressure limiting part
3, the first elastic component 4, the second elastic component 5, third elastic component 9, spiro connecting piece 6, fixed link 7 and wedge 8, wherein the valve body 1 is
Valve made of copper metal, the valve body 1 have first runner 11 and second flow channel 12, and combustion gas is flowed into from first runner 11,
Then it is flowed into second channel 12 by the channel 10；Specifically, the first runner 11 is one horizontal to be similar to
The cavity of taper, the inner wall of end of the first runner 11 are equipped with internal screw thread, therefore when connection, the inner wall of first runner 11
It can be connected with air duct, the channel 10 is the through-hole 10 being formed on the side wall on 11 top of first runner, the through-hole
10 be a circular hole, and the second flow channel 12 is the channel of an abnormity, is equally arranged on the end of the second flow channel 12
Have internal screw thread, therefore the inner wall of second flow channel 12 is connected with air duct end.
Further, recessed portion is equipped on the first runner 11, and the channel 10 is connected with the recessed portion
It is logical, sealing ring 112 is placed on the recessed portion, the sealing ring 112 is rubber ring, and the pressure limiting part 3 is similar to T for one
The plastic part of shape either rubber parts, which is the plastic part on the sealing ring 112, and in the pressure limiting
When part 3 acts upwards, the through-hole on the sealing ring 112 can be blocked；Therefore the gas in first runner 11 would not
It is flowed into second flow channel 12；It is provided with attachment recess 101 on the valve body 1, setting is flexible in the top of institute's through-hole 100
Diaphragm seal 14, the elastic sealing strip 14 are rubber diaphragm, are provided with socket part 142, institute on the middle part of the elastic sealing strip 14
The top for stating pressure limiting part 3 can be plugged on the socket part 142, therefore can be to being sealed inside entire valve body 1；The elasticity
The end of diaphragm seal 14 is to thicken setting, and the edge of the elastic sealing strip 14 is arranged in above-mentioned recessed portion 101, described
After valve deck 2 is connected with the valve body 1, the valve deck 2 can press against the edge of the elastic sealing strip 14, and then maintain elasticity
When elastic deformation, elastic sealing strip 14 will not move diaphragm seal 14；And it is arranged on the elastic sealing strip 14
The section in flexible portion 141, the elastic portion 141 is arch, therefore when the pressure limiting part 3 needs to move up and down, elasticity
14 shape of diaphragm seal becomes realizing that pressure limiting part 3 is moved up and down by 141 deformation of elastic portion.
Specifically, a gasket 15 is placed on the elastic sealing strip 14, and 15 1 sheet metal of gasket, the gasket 15
On be provided with multiple retaining lugs 151, which is the lug being obliquely installed, and first elastic component 4 is spring,
The lower part of first elastic component 4 is stuck in the retaining lugs 151, is positioned to realize to the lower part of the first elastic component 4；Institute
Stating valve deck 2 is a copper metal lid, the valve deck 2 and the valve body 1 bond together or be fixed by screws in together,
Pressure-regulating portion 20 is provided on the valve deck 2, the pressure-regulating portion 20 is the protrusion similar to truncated cone-shaped, is arranged in the pressure-regulating portion 20
There is connecting cavity, is provided with internal screw thread on the connection cavity wall, locating piece 21, the locating piece are provided in the connecting cavity
21 be a metal block, which is connected with the inside of first elastic component 4, the top of first elastic component 4
It offsets with the locating piece 21, therefore first elastic component 4 can be compressed, and then the first elastic component 4 can be to the gasket 15
Apply pressure, and gasket 15 can transfer the pressure on the elastic sealing strip 14, and then the meeting downward actuation of pressure limiting part 3, thus
The through-hole 100 is opened so that the gas in first runner 11 is flowed into second flow channel 12.
Further, the second elastic component 5 has been penetrated in first elastic component 4, second elastic component 5 is similarly
Spring, the lower part of first elastic component 4 are in contact with the gasket 15, and second elastic component 5 passes through above-mentioned wedge 8
Pushing is compressed, thus the also downward actuation therewith of pressure limiting part 3, so that can be increased by the gas quantity of through-hole；Further, institute
Stating spiro connecting piece 6 is a nut, which can be a plastic bar with the connection cavity wall bolt, the fixed link 7, should
Fixed link 7 and the middle part of the spiro connecting piece 6 are spirally connected, and the fixed link 7 is connected with the spiro connecting piece 6, which includes first
Rod body part 71 and the second rod body part 72, first rod body part 71 are the plastic section that side wall is plane, second rod body part 71
It being integrally formed with first rod body part 72,71 width of the first rod body part is greater than the diameter of second rod body part 72,
The wedge 8 is a plastic seat, is provided with sets of holes 80 on the wedge 8, and the sets of holes 80 are an irregularly-shaped hole, and 80 sets of sets of holes exist
In the fixed link 7；The wedge 8 has first position and the second position in the fixed link 7, wherein in the wedge position
When first position, the lower part of the fixed link 7 be can be plugged into second elastic component 5, when the wedge 8 is located at second
When position, the wedge 8 can be located at the lower part of fixed link 7, and the wedge 8 is in contact with 5 upper end of the second elastic component,
And second elastic component 5 is pushed, so that the second elastic component 5 pushes the pressure limiting part 3 to act still further below.
Specifically, the third elastic component 9 is spring, 9 sets of the third elastic component in the fixed link 7, and third
The top of elastic component 9 heads on the wedge 8, and upward thrust is done to wedge 8；It is recessed that positioning is provided on the wedge 8
Portion 81, the location indentations 81 are a groove, after the wedge is pushed to the second position, the lower part of first rod body part 71
It can be inserted into the location indentations 81, to realize that wedge 8 can not be rotated relative to first rod body part 71；Described
The lower part in bipole body portion 72 is provided with anti-delinking part 73, and the anti-delinking part 73 is a boss, and the lower end frame of the third elastic component 9 exists
On the anti-delinking part 73.
Further, boss portion 61 is provided on the spiro connecting piece 6, the boss portion 61 is conical round table, described
When wedge 8 is located at first position, the wedge 8 can be in contact with boss portion 61, and the edge of institute's wedge 8 is hanging；Simultaneously
A sealing element 61 is provided on the spiro connecting piece 6 again, 61 sets of the sealing element on the spiro connecting piece 6, and spiro connecting piece 6 with
After pressure-regulating portion 20 is connected, the sealing element 61 is in contact with the pressure-regulating portion 20, ensures between spiro connecting piece and pressure-regulating portion 20
Leakproofness；Multiple protrusions 62 are provided on the sealing element 61, the protrusion 62 can be stuck on the external screw thread of spiro connecting piece 6.
Specifically, when in use, when the wedge 8 is located at first position, the fixed link 7 and third elastic component
9 are passed in second elastic component 5, and wedge 8 is not contacted with the second elastic component, thus the pressure limiting part 3 only by
The elastic force of the thrust of first elastic component, the first elastic component can push 3 downward actuation of pressure limiting part by gasket, elastic sealing strip, from
And expose channel 10；When the wedge 8 is located at the second position, the wedge 8 can be in contact and right with the second elastic component 5
Second elastic component applies pressure F and 0 second elastic component 5 is compressed, so that the second elastic component 5 is pushed away by gasket and elastic sealing strip
Move pressure limiting part downward actuation again.
Obviously, described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment should fall within the scope of the present invention.
Claims (10)
1. a kind of gas pressure regulator, governor pressure conversion device, it is characterised in that: including
Valve body (1), with the first runner (11) flowed into for combustion gas and for the second flow channel (12) of combustion gas outflow；
Valve deck (2), for being connected with the valve body (1)；
Channel (10) on the valve body (1), for being flowed into second flow channel (12) for combustion gas by first runner (11)；
Pressure limiting part (3) can move up and down the flow for passing through the channel (10) with regulating gas；
First elastic component (4), for push the pressure limiting part (3) for the first time downward actuation to open the channel (10), thus for
Combustion gas flows into second flow channel (12)；
Second elastic component (5), for pushing the pressure limiting part (3) downward actuation again；
Spiro connecting piece (6) is detachably connected with the valve deck (2)；
Fixed link (7) is connected with the spiro connecting piece (6)；
Wedge (8) is sheathed on the fixed link (7) and applies pressure F so that the second elastic component (5) promotion pressure limiting part (3), is somebody's turn to do
Wedge (8) has first position and the second position, when the wedge (8) is located at first position, institute on the fixed link (7)
Stating wedge (8) is zero to the pressure F of second elastic component (5)；It is described when the wedge (8) is located at the second position
Wedge (8) is greater than zero to the pressure F of the second elastic component (5).
2. a kind of gas pressure regulator, governor pressure conversion device according to claim 1, it is characterised in that: the fixed link (7)
Including the first rod body part (71) being connect with the wedge (8) rotation stop and for the second rod body part for the wedge (8) rotation
(72), when the wedge (8) is located at the second position, the wedge (8) offsets with the first rod body part (71) lower part.
3. a kind of gas pressure regulating pressure device conversion equipment according to claim 2, it is characterised in that: second rod body part
(72) lower part is equipped with the anti-delinking part (73) matched with the wedge (8).
4. a kind of gas pressure regulator, governor pressure conversion device according to claim 2, it is characterised in that: further include being sheathed on institute
The third elastic component (9) on fixed link (7) is stated, third elastic component (9) upper end offsets with the wedge (8).
5. a kind of gas pressure regulator, governor pressure conversion device according to claim 2, it is characterised in that: on the wedge (8)
Equipped with the location indentations (81) mating with the first rod body part (71) lower part.
6. a kind of gas pressure regulator, governor pressure conversion device according to claim 1, it is characterised in that: the spiro connecting piece (6)
It is equipped with boss portion (61), when the wedge (8) is located at first position, which is in contact with the boss portion (61)
And wedge (8) edge is hanging.
7. a kind of gas pressure regulator, governor pressure conversion device according to claim 6, it is characterised in that: the spiro connecting piece (6)
On be arranged with the sealing element (61) matched with the valve deck (2), the sealing element (61) is equipped with multiple protrusions (62).
8. a kind of gas pressure regulator, governor pressure conversion device according to claim 1, it is characterised in that: on the valve body (1)
Equipped with the elastic sealing strip (14) for pulling up the pressure limiting part (3), the pressure limiting part (3) and the elastic sealing strip (14)
It is connected.
9. a kind of gas pressure regulator, governor pressure conversion device according to claim 8, it is characterised in that: the elastic sealing strip
(14) it is equipped with the elastic portion (141) that section is arch.
10. a kind of gas pressure regulator, governor pressure conversion device according to claim 8, it is characterised in that: the elastic packing
Piece (14) is equipped with gasket (15), and the equal lower part of the first, second elastic component offsets with the gasket (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910374730.0A CN110056703B (en) | 2019-05-07 | 2019-05-07 | Pressure conversion device of gas pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910374730.0A CN110056703B (en) | 2019-05-07 | 2019-05-07 | Pressure conversion device of gas pressure regulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110056703A true CN110056703A (en) | 2019-07-26 |
| CN110056703B CN110056703B (en) | 2024-01-30 |
Family
ID=67322333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910374730.0A Active CN110056703B (en) | 2019-05-07 | 2019-05-07 | Pressure conversion device of gas pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110056703B (en) |
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| CN108413074A (en) * | 2018-06-14 | 2018-08-17 | 东莞海特帕沃液压科技有限公司 | A kind of insert type change-over valve |
| CN210318758U (en) * | 2019-05-07 | 2020-04-14 | 宁波万安股份有限公司 | Pressure conversion device of gas pressure regulator |
-
2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1281435A (en) * | 1969-04-01 | 1972-07-12 | Companion Heaters Pty | Improved gas control valve |
| GB1305506A (en) * | 1970-05-21 | 1973-02-07 | ||
| GB1364271A (en) * | 1970-08-17 | 1974-08-21 | Honeywell Inc | Gas pressure regulators |
| KR950012063U (en) * | 1993-10-21 | 1995-05-16 | 동양매직 주식회사 | LPG, LNG gas pressure control governor |
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| CN107448656A (en) * | 2016-06-01 | 2017-12-08 | 江门市国隆精密阀体有限公司 | A kind of gas valve |
| KR101724368B1 (en) * | 2016-06-15 | 2017-04-18 | 주식회사오리온이앤에스 | regulator |
| CN108413074A (en) * | 2018-06-14 | 2018-08-17 | 东莞海特帕沃液压科技有限公司 | A kind of insert type change-over valve |
| CN210318758U (en) * | 2019-05-07 | 2020-04-14 | 宁波万安股份有限公司 | Pressure conversion device of gas pressure regulator |
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| Publication number | Publication date |
|---|---|
| CN110056703B (en) | 2024-01-30 |
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