CN109838563A - A kind of gas proportion combination valve - Google Patents
A kind of gas proportion combination valve Download PDFInfo
- Publication number
- CN109838563A CN109838563A CN201910206683.9A CN201910206683A CN109838563A CN 109838563 A CN109838563 A CN 109838563A CN 201910206683 A CN201910206683 A CN 201910206683A CN 109838563 A CN109838563 A CN 109838563A
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- China
- Prior art keywords
- valve
- air inlet
- cavity
- valve seat
- gas
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Links
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- 230000004907 flux Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 26
- 239000000567 combustion gas Substances 0.000 description 14
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 208000012868 Overgrowth Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
The present invention relates to gas-fired equipment fields, more particularly to a kind of gas proportion combination valve, valve seat one including being connected with stop valve, proportioning valve and main valve, valve seat one includes air intake duct and gas off-take, the first air inlet being connected to air intake duct, the second air inlet are offered in the valve seat one, stop valve is equipped with the valve plug one for opening and closing the first air inlet and the valve plug two for opening and closing the second air inlet；Runner one is offered on valve seat one, one end of runner one is connected to the second air inlet, and the other end is connected to the input terminal of main valve, proportioning valve respectively, and the output end of proportioning valve is connected to gas off-take, and the output end of main valve is connected to air intake duct；The invention has the advantages that controlling the opening and closing of the first air inlet and the second air inlet by single stop valve, the construction of product is optimized, reduces the part of combination valve, so that valve body structure is simpler, efficiently, reduces costs, improves production efficiency.
Description
Technical field
The present invention relates to gas-fired equipment field more particularly to a kind of gas proportion combination valves.
Background technique
Gas valve is in a kind of gas pipeline engineering for controlling the safety of the technical parameters such as gaseous-pressure, flow with suit
It sets, the gas for being truncated, connecting, adjust in pipeline, there is good control characteristic and closes sealing performance, be suitable for city
On the various gas medium pipeline such as coal gas, liquefied petroleum, natural gas, oxygen.Gas valve in the prior art at least provided with
More than two single cutting solenoid valves take the mode of double cuttings that gas leakage thing can be effectively prevented to prevent gas leakage
Therefore occur, but there is also defects: the combustion gas valve arrangement of double cutting types is complex, and component is more, causes in manufacturing cost
It rises, production efficiency decline.
Summary of the invention
The purpose of the present invention is to provide a kind of convenient for production, lower-cost gas proportion combination valves.
To achieve the goals above, technical scheme is as follows:
A kind of gas proportion combination valve, the valve seat one including being connected with stop valve, proportioning valve and main valve, valve seat one include air intake duct and
Gas off-take, the first air inlet being connected to air intake duct, the second air inlet are offered in the valve seat one, and stop valve is equipped with and is used for
Open and close the valve plug one of the first air inlet and the valve plug two for opening and closing the second air inlet；Runner one, runner are offered on valve seat one
One one end is connected to the second air inlet, and the other end is connected to the input terminal of main valve, proportioning valve respectively, the output end of proportioning valve with
Gas off-take connection, the output end of main valve are connected to air intake duct.
Further, the air intake duct is equipped with filter screen.
Further, the stop valve includes the magnetic guiding frame connecting with one top surface of valve seat, is stamped magnetic conductive board on magnetic guiding frame, leads
It is equipped with flux sleeve on magnetic sheet and magnetic guiding frame bottom surface, coil block is equipped between flux sleeve and magnetic guiding frame, is fixed in flux sleeve
Outer tube, outer tube is interior to be equipped with inner sleeve, and one end of inner sleeve is located in valve seat one and is equipped with the valve plug one, valve plug one and valve
It is connected with the first returning spring between seat one, is connected with the second returning spring and dynamic iron core in inner sleeve, one end of dynamic iron core passes through the
One air inlet is simultaneously equipped with the valve plug two.
Further, the top surface of the valve seat one offers the first cavity and the second cavity, and the first cavity and air intake duct connect
Logical, stop valve is mounted on the first cavity, and proportioning valve is mounted on the second cavity；First air inlet is provided with the bottom of the first cavity
On face, ratio valve air gate is offered on the bottom surface of the second cavity and is connected to runner one proportioning valve air inlet；Valve seat one
Bottom surface offers third cavity, and the runner one and the second air inlet are provided on the bottom surface of third cavity, third cavity
The 4th cavity being connected to the first cavity is also provided on bottom surface.
Further, the main valve includes being mounted on the intracorporal valve seat two of third chamber, offers return-air chamber, valve in valve seat two
The main valve air inlet that the top surface of seat two offers main valve gas outlet and is connected to runner one, main valve air inlet run through valve seat two, institute
Return-air chamber is stated to be connected to by main valve gas outlet with the 4th cavity；The bottom surface of valve seat two offers mounting hole and return-air hole, mounting hole
On be covered with diaphragm, hole corresponding with return-air hole, main valve air inlet is offered on diaphragm, is pressed with pallet, film on diaphragm
The lower part of piece is equipped with the bottom plate connecting with valve seat one, offers runner two on bottom plate；Gap between the diaphragm and bottom plate is logical
Runner two is crossed to be connected to main valve air inlet；Main valve gas outlet is equipped with valve plug three, and valve plug three is equipped with the connecting rod for protruding into return-air chamber,
Equipped with third returning spring and opposite with tray center on connecting rod.
Further, the bore of any second air inlet is between 0.5-10mm.
Further, the cross-sectional width of any runner one is between 1.0-10mm.
Further, the magnetic guiding frame includes level board, and through-hole, the left and right sides of level board are offered in the middle part of level board
It is equipped with the vertical plate perpendicular to level board, the top of vertical plate is equipped with the clamping portion for being clamped magnetic conductive board, a left side for level board
Epitaxial lateral overgrowth is stretched to form extension one, and the right side of level board is equipped with extension two, offers on extension one and extension two
Screw hole.
Further, location hole is offered on the extension two, valve seat one is equipped with the positioning matched with location hole
Column.
Further, the vertical plate bottom on the right side of level board offers technique identical with two shape of extension
Hole.
The present invention has the advantages that controlling the opening and closing of the first air inlet and the second air inlet by single stop valve, optimize
The construction of product, reduces the part of combination valve, so that valve body structure is simpler, efficiently, reduces costs, improve life
Produce efficiency.
Detailed description of the invention
Fig. 1 is schematic top plan view of the embodiment of the present invention；
Fig. 2 is the A-A sectional schematic diagram in Fig. 1；
Fig. 3 is the B-B sectional schematic diagram in Fig. 1；
Fig. 4 is the perspective view of the explosion of the embodiment of the present invention；
Fig. 5 is the cabling schematic diagram of combustion gas in runner one；
Fig. 6 is the schematic top plan view of valve seat one；
Fig. 7 is the organigram of valve seat two；
Fig. 8 is the organigram of magnetic guiding frame of the embodiment of the present invention；
Label declaration
Valve seat 1, air intake duct 2, gas off-take 3, proportioning valve 4, stop valve 5, main valve 6, the first air inlet 7, the second air inlet 8, stream
Road 1, valve plug 1, valve plug 2 11, filter screen 12, magnetic guiding frame 13, magnetic conductive board 14, flux sleeve 15, outer tube 16, inner sleeve
17, the first returning spring 18, the second returning spring 19, dynamic iron core 20, the first cavity 21, the second cavity 22, ratio valve air gate
23, proportioning valve air inlet 24, third cavity 25, the 4th cavity 26, valve seat 2 27, return-air chamber 28, main valve gas outlet 29, main valve into
Port 30, mounting hole 31, return-air hole 32, diaphragm 33, pallet 34, coil block 35, bottom plate 36, runner 2 37, valve plug 3 38,
Connecting rod 39, third returning spring 40, level board 41, vertical plate 42, through-hole 43, fabrication hole 44, clamping portion 45, extension 1,
Extension 2 47, screw hole 48, location hole 49, positioning column 50.
Specific embodiment
Present invention is further described in detail with reference to embodiments.
The present embodiment proposes a kind of gas proportion combination valve, as shown in Fig. 1 to Fig. 8 include be connected with stop valve 5, proportioning valve 4 and
The valve seat 1 of main valve 6, valve seat 1 include air intake duct 2 and gas off-take 3, offers in the valve seat 1 and is connected to air intake duct 2
First air inlet 7, the second air inlet 8, stop valve 5 are equipped with for opening and closing the valve plug 1 of the first air inlet 7 and for opening and closing
The valve plug 2 11 of second air inlet 8；Runner 1 is offered on valve seat 1, one end of runner 1 is connected to the second air inlet 8,
The other end is connected to the input terminal of main valve 6, proportioning valve 4 respectively, and the output end of proportioning valve 4 is connected to gas off-take 3, main valve 6 it is defeated
Outlet is connected to air intake duct 2.Combustion gas enters from air intake duct 2, and stop valve 5 acts, so that valve plug 1 and valve plug 2 11 are to moving up
Dynamic, to open the first air inlet 7 and the second air inlet 8, combustion gas flows into the second air inlet 8 after the entrance of the first air inlet 7, from
Second air inlet 8 comes out laggard air stream enter runner 1, and combustion gas respectively enters proportioning valve 4 and main valve 6 along runner 1, passes through proportioning valve
4 adjusting, to control the gas quantity into proportioning valve 4 and main valve 6.It is flowed out into the combustion gas of proportioning valve 4 from gas off-take 3, and into
The combustion gas for entering main valve 6 then returns to air intake duct 2.
It for the impurity in filtering combustion gas, prevents it from having an impact to the movement of combination valve, filter screen is equipped on air intake duct 2
12。
The specific configuration of stop valve 5 is as described below in the present embodiment: the stop valve 5 includes connecting with one 1 top surface of valve seat
Magnetic guiding frame 13, be stamped magnetic conductive board 14 on magnetic guiding frame 13, magnetic conductive board 14 and magnetic guiding frame are equipped with flux sleeve 15, magnetic conduction on 13 bottom surface
It is equipped with coil block 35 between set 15 and magnetic guiding frame 13, outer tube 16 is fixed in flux sleeve 15, is equipped with inner sleeve in outer tube 16
Pipe 17, one end of inner sleeve 17 are located in valve seat 1 and are equipped with the valve plug 1, be connected between valve plug 1 and valve seat 1
First returning spring 18, the second returning spring 19 and dynamic iron core 20 are connected in inner sleeve 17, and one end of dynamic iron core 20 passes through first
Air inlet 7 is simultaneously equipped with the valve plug 2 11.When stop valve 5 is powered, coil block 35 generates magnetism and magnetic force is passed to magnetic conduction
Plate 14, magnetic conductive board 14 are attracted dynamic iron core 20, and dynamic iron core 20 drives inner sleeve 17 to move up during moving upwards, thus valve plug
One 10 run up, and open the first air inlet 7, drive valve plug 2 11 to move up when dynamic iron core 20 moves upwards, to open
Second air inlet 8.
Magnetic guiding frame 13 includes level board 41, and the middle part of level board 41 offers through-hole 43, inner sleeve 17 and dynamic iron core 20 from
It is passed through in through-hole 43, the left and right sides of level board 41 is equipped with the vertical plate 42 perpendicular to level board 41, the top of vertical plate 42
Equipped with the clamping portion 45 for being clamped magnetic conductive board 14, extension 1 is extended outward to form on the left of level board, level board 41
Right side is equipped with extension 2 47, offers screw hole 48 on extension 1 and extension 2 47；Screw hole 48 is used for and valve seat 1
Connection, there are two extensions 1, and the vertical plate 42 positioned at 41 left side of level board is located between two extensions 1.Extension
Location hole 49 is offered on 2 47, valve seat 1 is equipped with the positioning column 50 matched with location hole 49, by positioning column 50 and determines
The cooperation in position hole 49, so that the connection of magnetic guiding frame 13 and valve seat 1 is more firm, while when the connection of magnetic guiding frame 13, positioning column 50
It is that magnetic guiding frame 13 provides preliminary positioning action with location hole 49.42 bottom of vertical plate positioned at 41 right side of level board offers
Fabrication hole 44 identical with 2 47 shape of extension when production, earnestly forms extension 2 47, then will extend on vertical plate 42
Portion 2 47 downwardly turns over to level board 41 and flushes, and so as to form the extension 2 47 of level board 41, extension 2 47 is downward
Fabrication hole 44 is formd after overturning on vertical plate 42, such technology mode can save material, optimization magnetic guiding frame 13
Structure, while magnetic guiding frame 13 being made to seem more beautiful.
The specific structure of valve seat 1 is as described below: the top surface of valve seat 1 offers the first cavity 21 and the second cavity 22,
First cavity 21 is connected to air intake duct 2, and stop valve 5 is mounted on the first cavity 21, and proportioning valve 4 is mounted on the second cavity 22；
First air inlet 7 is provided on the bottom surface of the first cavity 21, offered on the bottom surface of the second cavity 22 ratio valve air gate 23 and
The proportioning valve air inlet 24 being connected to runner 1；The bottom surface of valve seat 1 offers third cavity 25, the runner one 9 and second
Air inlet 8 is provided on the bottom surface of third cavity 25, is also provided on the bottom surface of third cavity 25 and is connected to the first cavity 21
The 4th cavity 26.
The specific structure of main valve 6 is as described below: main valve 6 includes the valve seat 2 27 being mounted in third cavity 25, valve seat two
Return-air chamber 28, the main valve air inlet that the top surface of valve seat 2 27 offers main valve gas outlet 29 and is connected to runner 1 are offered in 27
Mouth 30, main valve air inlet 30 run through valve seat 2 27, and the return-air chamber 28 is connected to by main valve gas outlet 29 with the 4th cavity 26；Valve
Seat 2 27 bottom surface offer mounting hole 31 and return-air hole 32, diaphragm 33 is covered on mounting hole 31, offered on diaphragm 33 with
Return-air hole 32, the corresponding hole of main valve air inlet 30 are pressed with pallet 34 on diaphragm 33, and the lower part of diaphragm 33 is equipped with and valve seat
The bottom plates 36 of one 1 connections, offer runner 2 37 on bottom plate 36；Gap between the diaphragm 33 and bottom plate 36 passes through runner two
37 are connected to main valve air inlet 30；Main valve gas outlet 29 is equipped with valve plug 3 38, and valve plug 3 38 is equipped with and protrudes into return-air chamber 28
Connecting rod 39, equipped with third returning spring 40 and opposite with 34 center of pallet on connecting rod 39.Combustion gas in runner passes through main valve air inlet
Mouth 30 enters runner 2 37, and combustion gas is entering the gap between bottom plate 36 and diaphragm 33, working as sky under the guiding role of runner 2 37
When combustion gas has enough pressure in gap, diaphragm 33 will be jacked up upwards, the pallet 34 on diaphragm 33 starts to push up at this time
Dynamic connecting rod 39, connecting rod 39 move upwardly so that valve plug 3 38 is opened；When diaphragm 33 is jacked up upwards, be located at diaphragm 33 with
The interstitial combustion gas of bottom plate 36 is entered in return-air chamber 28 by return-air hole 32, when valve plug 3 38 is opened, in return-air chamber 28
Combustion gas enters the 4th cavity 26, and when the first air inlet 7, the second air inlet 8 are opened, the combustion gas in the 4th cavity 26 returns to first
Cavity 21.
To optimize structure, the bore of the second air inlet 8 in the present embodiment is between 0.5-10mm, preferably 3mm, runner
One 9 cross-sectional width is between 1.0-10mm, preferably 2mm.
Claims (10)
1. a kind of gas proportion combination valve, the valve seat one including being connected with stop valve, proportioning valve and main valve, valve seat one include air intake duct
And gas off-take, it is characterised in that: offer the first air inlet being connected to air intake duct, the second air inlet in the valve seat one, cut
Disconnected valve is equipped with the valve plug one for opening and closing the first air inlet and the valve plug two for opening and closing the second air inlet；It is opened up on valve seat one
There is runner one, one end of runner one is connected to the second air inlet, and the other end is connected to the input terminal of main valve, proportioning valve respectively, than
The output end of example valve is connected to gas off-take, and the output end of main valve is connected to air intake duct.
2. a kind of gas proportion combination valve as described in claim 1, it is characterised in that: the air intake duct is equipped with filter screen.
3. a kind of gas proportion combination valve as described in claim 1, it is characterised in that: the stop valve includes pushing up with valve seat one
The magnetic guiding frame of face connection, is stamped magnetic conductive board on magnetic guiding frame, is equipped with flux sleeve on magnetic conductive board and magnetic guiding frame bottom surface, flux sleeve with lead
It is equipped with coil block between magnet stand, outer tube is fixed in flux sleeve, is equipped with inner sleeve in outer tube, one end of inner sleeve is located at
In valve seat one and it is equipped with the valve plug one, the first returning spring is connected between valve plug one and valve seat one, is connected with second in inner sleeve
Returning spring and dynamic iron core, one end of dynamic iron core pass through the first air inlet and are equipped with the valve plug two.
4. a kind of gas proportion combination valve as described in claim 1, it is characterised in that: the top surface of the valve seat one offers the
One cavity and the second cavity, the first cavity are connected to air intake duct, and stop valve is mounted on the first cavity, and proportioning valve is mounted on second
On cavity；First air inlet is provided on the bottom surface of the first cavity, offered on the bottom surface of the second cavity ratio valve air gate and
The proportioning valve air inlet being connected to runner one；The bottom surface of valve seat one offers third cavity, the runner one and the second air inlet
It is provided on the bottom surface of third cavity, the 4th cavity being connected to the first cavity is also provided on the bottom surface of third cavity.
5. a kind of gas proportion combination valve as described in claim 1, it is characterised in that: the main valve includes being mounted on third chamber
Intracorporal valve seat two offers return-air chamber in valve seat two, and the top surface of valve seat two offers main valve gas outlet and is connected to runner one
Main valve air inlet, main valve air inlet runs through valve seat two, and the return-air chamber is connected to by main valve gas outlet with the 4th cavity；Valve seat
Two bottom surface offers mounting hole and return-air hole, and diaphragm is covered on mounting hole, offers on diaphragm and return-air hole, main valve air inlet
Mouthful corresponding hole is pressed with pallet on diaphragm, and the lower part of diaphragm is equipped with the bottom plate connecting with valve seat one, offers on bottom plate
Runner two；Gap between the diaphragm and bottom plate is connected to by runner two with main valve air inlet；Main valve gas outlet is equipped with valve
Stifled three, valve plug three is equipped with the connecting rod for protruding into return-air chamber, equipped with third returning spring and opposite with tray center on connecting rod.
6. a kind of gas proportion combination valve a method as claimed in any one of claims 1 to 5, it is characterised in that: the mouth of second air inlet
Diameter is between 0.5-10mm.
7. a kind of gas proportion combination valve a method as claimed in any one of claims 1 to 5, it is characterised in that: the section of the runner one is wide
Degree is between 1.0-10mm.
8. a kind of gas proportion combination valve as claimed in claim 3, it is characterised in that: the magnetic guiding frame includes level board, water
Through-hole is offered in the middle part of plate, and the vertical plate perpendicular to level board, the top of vertical plate are equipped at left and right sides of level board
Equipped with the clamping portion for being clamped magnetic conductive board, extension one is extended outward to form on the left of level board, the right side of level board is equipped with
Screw hole is offered on extension two, extension one and extension two.
9. a kind of gas proportion combination valve as claimed in claim 8, it is characterised in that: offer positioning on the extension two
Hole, valve seat one are equipped with the positioning column matched with location hole.
10. a kind of gas proportion combination valve as claimed in claim 9, it is characterised in that: described perpendicular on the right side of level board
Straight panel bottom offers fabrication hole identical with two shape of extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910206683.9A CN109838563A (en) | 2019-03-19 | 2019-03-19 | A kind of gas proportion combination valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910206683.9A CN109838563A (en) | 2019-03-19 | 2019-03-19 | A kind of gas proportion combination valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109838563A true CN109838563A (en) | 2019-06-04 |
Family
ID=66885875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910206683.9A Pending CN109838563A (en) | 2019-03-19 | 2019-03-19 | A kind of gas proportion combination valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109838563A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321461A (en) * | 2020-09-30 | 2022-04-12 | 浙江三花智能控制股份有限公司 | Gas proportional valve |
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| CN206312687U (en) * | 2016-12-29 | 2017-07-07 | 费鸿林 | A kind of armature drive-type electromagnet |
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2019
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| US6047718A (en) * | 1999-04-01 | 2000-04-11 | Emersonelectric Co. | Solenoid valve having coaxial armatures in a single coil design |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321461A (en) * | 2020-09-30 | 2022-04-12 | 浙江三花智能控制股份有限公司 | Gas proportional valve |
| CN114321461B (en) * | 2020-09-30 | 2024-01-23 | 浙江三花智能控制股份有限公司 | Gas proportional valve |
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