CN117570223B - Gas proportional valve for gas wall-mounted furnace - Google Patents
Gas proportional valve for gas wall-mounted furnace Download PDFInfo
- Publication number
- CN117570223B CN117570223B CN202410050598.9A CN202410050598A CN117570223B CN 117570223 B CN117570223 B CN 117570223B CN 202410050598 A CN202410050598 A CN 202410050598A CN 117570223 B CN117570223 B CN 117570223B
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- Prior art keywords
- valve
- gas
- valve body
- valve core
- core
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- 239000002737 fuel gas Substances 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims description 87
- 238000007789 sealing Methods 0.000 claims description 38
- 238000004804 winding Methods 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 210000001503 joint Anatomy 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 12
- 230000001105 regulatory effect Effects 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
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
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
- F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
- F16K31/0617—Sliding valves with flat slides
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
- F16K31/082—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet using a electromagnet and a permanent magnet
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention provides a fuel gas proportional valve for a fuel gas wall-mounted furnace, which relates to the field of valves and comprises a valve body, a filter element, a first valve core and a second valve core, wherein one end of the valve body is connected with an air inlet pipeline, the other end of the valve body is connected with a first air outlet pipeline and a second air outlet pipeline, an adjusting cavity is formed in the valve body, the first valve core and the second valve core are both arranged in the adjusting cavity, a first electromagnetic valve is arranged on one side of the valve body, the first electromagnetic valve is aligned with the end part of the first valve core, the first valve core and the second valve core are arranged in the proportional valve, and the diameters of adjusting holes on each valve core are different, so that any valve core is controlled to be independently opened by means of two corresponding electromagnetic valves, or the difference of the opening sequence of the two valve cores is controlled, the area selection of various fuel gas conveying channels can be provided, more accurate fuel gas adjustment and control are realized, the fuel gas can be filtered through the filter element, and the replacement process is simpler and more convenient.
Description
Technical Field
The invention relates to the field of valves, in particular to a gas proportional valve for a gas wall-mounted furnace.
Background
The gas wall-mounted furnace is heating equipment, has a powerful home central heating function, can meet the heating requirements of multiple rooms, can set comfortable temperature in each room at will according to the requirements, can also determine that a certain room is independently closed for heating according to the requirements, and is provided with a gas proportional valve on a gas pipeline, and the gas proportional valve is mainly used for adjusting the mixing ratio of gas and air, so that the optimal combustion condition is created, the thermal efficiency of the gas equipment is improved, and the pollutant emission and the gas consumption are reduced.
In the prior art, the electromagnetic valve structure is directly arranged on the gas proportional valve, the conveying process of the gas is realized by controlling the on-off state of the gas proportional valve, but the electromagnetic valve can only provide two states of on-off, so that the conveying amount of the gas can be adjusted only by controlling the on-time, and the adjusting accuracy is not enough.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the fuel gas proportional valve for the fuel gas wall-mounted furnace, so as to solve the problems in the background art.
In order to achieve the above object, the present invention is realized by the following technical scheme: the utility model provides a gas proportional valve for gas hanging stove, includes the gas proportional valve body, the gas proportional valve body includes valve body, filter element, first case and second case, the one end of valve body is connected with air inlet duct, the other end of valve body is connected with first exhaust duct and second exhaust duct, the inside of valve body is provided with the regulation cavity, first case and second case are all installed in the inside of adjusting the cavity, first solenoid valve is installed to one side of valve body, first solenoid valve is aligned with the tip of first case, the second solenoid valve is installed at the top of valve body, the second solenoid valve is aligned with the top of second case, independent filter element is all installed to the tip of first solenoid valve and second solenoid valve, and filter element's end is provided with seal assembly, seal assembly fixes in the outside of valve body.
Further, the first valve core comprises a first magnet block and a first sealing column, a first iron core winding is arranged in the first electromagnetic valve, the side edge of the first magnet block is fixedly connected with the side edge of the first sealing column through a cross rod, a first adjusting hole is formed in the first sealing column, and a gas diversion channel is arranged in the valve body.
Further, the cross rod passes through the middle position of the second valve core, the end part of the first sealing column is propped against one of the gas diversion channels, the aperture of the first adjusting hole is the same as that of the gas diversion channel, the first exhaust pipeline is communicated with the inside of one of the gas diversion channels through the first adjusting hole, and each gas diversion channel is communicated with the air inlet pipeline.
Further, the second valve core comprises a second magnet block and a second sealing column, a second iron core winding is arranged in the second electromagnetic valve, the side edge of the second magnet block is fixedly connected with the side edge of the second sealing column through a vertical rod, and a second adjusting hole is formed in the second sealing column.
Further, the side of first case is followed to the montant, the tip of second seal post is propped up and is leaned on another gas reposition of redundant personnel passageway, and the aperture of second regulation hole is less than the aperture of gas reposition of redundant personnel passageway, the second exhaust duct is linked together with the inside of another gas reposition of redundant personnel passageway through the second regulation hole.
Further, be provided with the guide way on the inner wall of regulation cavity, first seal post and second seal post all remove along horizontal or fore-and-aft guide way, and the butt joint board is installed to the inner wall tip of guide way, the bottom of first iron core winding and second iron core winding all passes from the surface of butt joint board.
Further, the filter element is provided with two, and every filter element all imbeds the inside of first seal post or second seal post, filter element includes inserted block and filter screen, the surface at the inserted block is laid to the filter screen, the rear end of inserted block is connected with the ejector pin, the end plate is installed to the end of ejector pin.
Further, the insert blocks are respectively embedded into the first adjusting holes or the second adjusting holes, the size specification of each filter screen is the same as that of the first adjusting holes or the second adjusting holes, and the ejector rods penetrate outwards from the surface of the valve body.
Further, the seal assembly comprises a seal sleeve and a spring rod, wherein a fixing plate is arranged at the end part of the seal sleeve, an inner groove is formed in the inner side of the seal sleeve, and the spring rod is mounted in the inner groove.
Furthermore, the inside of ejector pin is hollow state, insert the inside of ejector pin after the terminal of spring lever passes from the centre of end plate, seal assembly uses the screw to pass the fixed plate after install on the valve body.
The invention has the beneficial effects that:
1. the first valve core and the second valve core are arranged in the gas proportional valve for the gas wall-mounted furnace, and the diameters of the regulating holes on each valve core are different, so that any valve core is controlled to be independently opened by means of the corresponding two electromagnetic valves, the total opening area of the internal gas distribution channel can be switched and changed, meanwhile, the valve core which is opened firstly can be blocked by means of the valve core which is opened firstly and then is opened secondly by virtue of the difference of the sequence of opening the two valve cores, the regulating hole areas on the valve core which is opened after the control cannot be all aligned with the corresponding gas distribution channel, and therefore, the additional two gas conveying channel area selections can be provided by the mode, and more accurate gas regulation and control are realized.
2. According to the fuel gas proportional valve for the fuel gas wall-mounted furnace, the regulation and control effects of a plurality of groups of fuel gas circulation ranges are provided through the two groups of valve cores, so that the control process of fuel gas output can be achieved without frequently repeatedly opening each valve core, the switching frequency of each valve core part in the use process is reduced, and the service life of the valve core is prolonged.
3. This gas proportional valve for gas hanging stove all installs independent filter element at the end of every case, can carry out filtration treatment to gas through filter element, can directly take out when dismantling the change to filter element with the help of outside seal assembly simultaneously, and the process of taking out does not need to close the gas pipeline master valve, and the change process is simpler convenient.
Drawings
FIG. 1 is a schematic diagram of the external shape of a fuel gas proportional valve for a fuel gas wall hanging stove;
FIG. 2 is an internal cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of an assembled structure of two valve core portions according to the present invention;
FIG. 4 is an exploded view of two valve core portions of the present invention;
FIG. 5 is an enlarged view of area A of FIG. 2;
FIG. 6 is a schematic illustration of the connection of the seal assembly and filter element portions of the present invention;
in the figure: 1. a valve body; 2. an air intake duct; 3. a first exhaust duct; 4. a second exhaust duct; 5. a seal assembly; 6. a first electromagnetic valve; 7. a second electromagnetic valve; 8. adjusting the cavity; 9. a first valve core; 10. a second valve core; 11. a filter element; 12. a first adjustment aperture; 13. a second adjustment aperture; 14. a push rod; 15. a first core winding; 16. a first magnet block; 17. a cross bar; 18. a first seal post; 19. a second core winding; 20. the second magnet block; 21. a vertical rod; 22. a second seal post; 23. an abutting plate; 24. a gas diversion channel; 25. a guide groove; 26. inserting blocks; 27. a filter screen; 28. an end plate; 29. a spring rod; 30. a sealing sleeve; 31. an inner groove; 32. and a fixing plate.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a gas proportional valve for gas hanging stove, includes the gas proportional valve body, the gas proportional valve body includes valve body 1, filter element 11, first case 9 and second case 10, the one end of valve body 1 is connected with admission line 2, the other end of valve body 1 is connected with first exhaust duct 3 and second exhaust duct 4, the inside of valve body 1 is provided with adjusts cavity 8, first case 9 and second case 10 are all installed in the inside of adjusting cavity 8, first solenoid valve 6 is installed to one side of valve body 1, first solenoid valve 6 aligns with the tip of first case 9, second solenoid valve 7 is installed at the top of valve body 1, second solenoid valve 7 aligns with the top of second case 10, independent filter element 11 is all installed to the tip of first solenoid valve 6 and second solenoid valve 7, and the end of filter element 11 is provided with sealing component 5, sealing component 5 is fixed in the outside of valve body 1, and this gas proportional valve installs on the gas pipeline, carries out the inside through two control solenoid valves to the inside and carries out the gas proportional valve, and carries out the mixed ratio to the oxygen flow and fully mixes the control valve in the control valve that the inside is carried out the gas mixing chamber through the control valve is carried out to the oxygen flow from the control valve to the inside of two sets of control valve 1, and the inside the control valve is mixed ratio is mixed to the gas mixing chamber is reached and the inside is adjusted and the control valve is fully is mixed to the inside the control valve is carried out the control valve.
In this embodiment, the first valve core 9 includes a first magnet block 16 and a first sealing post 18, a first iron core winding 15 is installed in the first solenoid valve 6, a side edge of the first magnet block 16 is fixedly connected with a side edge of the first sealing post 18 through a cross rod 17, a first adjusting hole 12 is formed in the first sealing post 18, a gas diversion channel 24 is formed in the valve body 1, the cross rod 17 passes through a middle position of the second valve core 10, an end portion of the first sealing post 18 abuts against one of the gas diversion channels 24, the aperture of the first adjusting hole 12 is the same as that of the gas diversion channel 24, the first exhaust pipeline 3 is communicated with the interior of one of the gas diversion channels 24 through the first adjusting hole 12, and each gas diversion channel 24 is communicated with a part of the air inlet pipeline 2. Because the regulation and control effect of the multiple groups of gas circulation ranges is provided through the two groups of valve cores, the control process of the gas output can be achieved without frequently repeatedly opening each valve core, the switching frequency of each valve core part in the use process is reduced, the service life of the valve core is prolonged, and in particular, the diameters of the first regulating hole 12 and the gas diversion channel 24 are the same, and the diameter of the second regulating hole 13 is smaller than that of the first regulating hole 12, so that after the first valve core 9 or the second valve core 10 is independently controlled to be independently opened, two different gas opening channels can be realized.
In this embodiment, the second valve core 10 includes the second magnet piece 20 and the second seal post 22, the internally mounted of second solenoid valve 7 has the second iron core winding 19, the side of second magnet piece 20 passes through montant 21 and the side fixed connection of second seal post 22, the second regulation hole 13 has been seted up to the inside of second seal post 22, the side of first case 9 is walked around to montant 21, the tip of second seal post 22 is propped against on another gas reposition of redundant personnel passageway 24, and the aperture of second regulation hole 13 is less than the aperture of gas reposition of redundant personnel passageway 24, second exhaust pipe 4 is linked together with the inside of another gas reposition of redundant personnel passageway 24 through second regulation hole 13, be provided with guiding gutter 25 on the inner wall of adjusting cavity 8, first seal post 18 and second seal post 22 all move along horizontal or fore-and-aft guiding gutter 25, and the inner wall tip of guiding gutter 25 is installed and is passed the fishplate bar 23, the bottom of first iron core winding 15 and second iron core winding 19 is all from the surface of aiming at 23, the inside is passed on another gas reposition of redundant personnel passageway 24, and the diameter of the corresponding valve core is opened to two and can not open the valve core 24 simultaneously with the two and can not open the corresponding control valve core diameter of the valve core 24 simultaneously, can open the area simultaneously after the two and two corresponding valve core diameter change and open the valve core diameter is opened.
Specifically, after the first solenoid valve 6 is controlled to open the first valve core 9, the first sealing post 18 translates, passes through the inside of the guide groove 25 and enters the adjusting cavity 8, at this time, the second solenoid valve 7 is controlled to open the second valve core 10, when the second sealing post 22 at the tail end of the second valve core 10 moves upwards from the inside of the guide groove 25, the second sealing post 22 which occupies the adjusting cavity 8 is blocked by the first sealing post 18, so that the second sealing post 22 cannot fully extend, at this time, the first adjusting hole 12 is fully aligned with the gas split channel 24 and is fully opened, and the second adjusting hole 13 only partially overlaps with the gas split channel 24 due to incomplete removal, so that the total opening area of the gas channel at this time can be larger than any one of the two solenoid valves which are independently opened, thereby realizing the third flow selection mode. Similarly, the fourth flow selection mode can be provided by controlling the second valve core 10 to be opened first and then controlling the first valve core 9 to be opened.
In this embodiment, two filter elements 11 are provided, each filter element 11 is embedded into the first sealing post 18 or the second sealing post 22, the filter element 11 includes an insert 26 and a filter screen 27, the filter screen 27 is laid on the surface of the insert 26, the rear end of the insert 26 is connected with a push rod 14, an end plate 28 is mounted at the end of the push rod 14, the insert 26 is respectively embedded into the first adjusting hole 12 or the second adjusting hole 13, the size specification of each filter screen 27 is the same as the size specification of the first adjusting hole 12 or the second adjusting hole 13, the push rod 14 penetrates out of the surface of the valve body 1, specifically, when any valve core is used, the filter element 11 can be driven to align with the corresponding gas split channel 24 along with the adjusting hole, and at this time, when the gas in the gas split channel 24 passes through the inside the adjusting hole, the effect of the filter screen 27 can be realized.
In this embodiment, the sealing assembly 5 includes a sealing sleeve 30 and a spring rod 29, a fixing plate 32 is disposed at an end of the sealing sleeve 30, an inner groove 31 is disposed at an inner side of the sealing sleeve 30, the spring rod 29 is mounted in the inner groove 31, the inside of the ejector rod 14 is in a hollow state, a terminal end of the spring rod 29 is inserted into the inside of the ejector rod 14 after passing through the middle of the end plate 28, and the sealing assembly 5 is mounted on the valve body 1 after passing through the fixing plate 32 by using a screw. The tail end of each valve core is provided with an independent filter element 11, fuel gas can be filtered through the filter element 11, the filter element 11 can be directly taken out by means of the external seal assembly 5 when the filter element 11 is required to be detached and replaced, the gas pipeline main valve is not required to be closed in the taking-out process, the replacing process is simpler and more convenient, specifically, when the valve core where the pre-taken filter element 11 is positioned is firstly closed, the regulating hole on the valve core is staggered with the corresponding fuel gas diversion channel 24, then screws on the fixing plate 32 are taken out, the seal sleeve 30 can be directly taken down, the end plate 28 is directly exposed to the outside at the moment, the end plate 28 can be directly pulled, the whole insert block 26 is taken out by means of the top plate, the cleaning process direct replacing process of the filter screen 27 part is realized, and after the filter element 11 is filled into the seal column, the filter element 11 is always propped against the inside of the regulating hole by the action of the spring rod 29, so that the filter element 11 and the seal column on the valve core can be synchronously moved.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a gas proportional valve for gas hanging stove, includes gas proportional valve body, its characterized in that: the fuel gas proportional valve body comprises a valve body (1), a filter element (11), a first valve core (9) and a second valve core (10), one end of the valve body (1) is connected with an air inlet pipeline (2), the other end of the valve body (1) is connected with a first air outlet pipeline (3) and a second air outlet pipeline (4), an adjusting cavity (8) is arranged in the valve body (1), the first valve core (9) and the second valve core (10) are both arranged in the adjusting cavity (8), a first electromagnetic valve (6) is arranged on one side of the valve body (1), the first electromagnetic valve (6) is aligned with the end part of the first valve core (9), a second electromagnetic valve (7) is arranged on the top of the valve body (1), the second electromagnetic valve (7) is aligned with the top of the second valve core (10), independent filter elements (11) are arranged at the end parts of the first electromagnetic valve (6) and the second electromagnetic valve (7), a sealing component (5) is arranged at the tail end of the filter element (11), the sealing component (5) is fixed on the outer side of the valve body (1), the first electromagnetic valve core (16) comprises a first magnetic winding (16) and a first magnetic winding (15), the side of the first magnet block (16) is fixedly connected with the side of the first sealing column (18) through a cross rod (17), a first adjusting hole (12) is formed in the first sealing column (18), a gas diversion channel (24) is formed in the valve body (1), the cross rod (17) passes through the middle position of the second valve core (10), the end of the first sealing column (18) abuts against one of the gas diversion channels (24), the aperture of the first adjusting hole (12) is the same as the aperture of the gas diversion channel (24), the first exhaust pipeline (3) is communicated with the inner part of one of the gas diversion channels (24) through the first adjusting hole (12), each gas diversion channel (24) is communicated with the air inlet pipeline (2), a second iron core (19) is arranged in the second valve core (10) and comprises a second magnet block (20) and a second sealing column (22), the second iron core (19) is arranged in the second valve core (7), the aperture of the first adjusting hole (12) is the aperture of the first adjusting hole (3) is the same as the aperture of the gas diversion channel (24), the second valve core (20) is communicated with the inner part of the air inlet pipeline (2), the tip of second seal post (22) is supported and is leaned on another gas reposition of redundant personnel passageway (24), and the aperture of second regulation hole (13) is less than the aperture of gas reposition of redundant personnel passageway (24), second exhaust duct (4) are linked together through the inside of second regulation hole (13) and another gas reposition of redundant personnel passageway (24), be provided with guide way (25) on the inner wall of adjusting cavity (8), first seal post (18) and second seal post (22) all move along horizontal or fore-and-aft guide way (25), and the inner wall tip of guide way (25) installs butt joint board (23), the bottom of first iron core winding (15) and second iron core winding (19) all passes from butt joint board (23) surface.
2. The gas proportional valve for a gas wall-hanging stove according to claim 1, wherein: the filter element (11) is provided with two, every filter element (11) is all embedded into the inside of first sealing post (18) or second sealing post (22), filter element (11) are including inserted block (26) and filter screen (27), filter screen (27) are laid on the surface of inserted block (26), the rear end of inserted block (26) is connected with ejector pin (14), end plate (28) are installed to the end of ejector pin (14).
3. The gas proportional valve for a gas wall-hanging stove according to claim 2, wherein: the insert block (26) is respectively embedded into the first adjusting hole (12) or the second adjusting hole (13), the size specification of each filter screen (27) is the same as that of the first adjusting hole (12) or the second adjusting hole (13) which are arranged, and the ejector rod (14) penetrates out from the surface of the valve body (1).
4. The gas proportional valve for a gas wall-hanging stove according to claim 2, wherein: the sealing assembly (5) comprises a sealing sleeve shell (30) and a spring rod (29), a fixing plate (32) is arranged at the end part of the sealing sleeve shell (30), an inner groove (31) is formed in the inner side of the sealing sleeve shell (30), and the spring rod (29) is mounted in the inner groove (31).
5. The gas proportional valve for a gas wall-hanging stove of claim 4, wherein: the inside of ejector pin (14) is hollow state, insert the inside of ejector pin (14) after the terminal of spring lever (29) passes from the centre of end plate (28), seal assembly (5) use the screw to pass fixed plate (32) after install on valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410050598.9A CN117570223B (en) | 2024-01-15 | 2024-01-15 | Gas proportional valve for gas wall-mounted furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410050598.9A CN117570223B (en) | 2024-01-15 | 2024-01-15 | Gas proportional valve for gas wall-mounted furnace |
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| Publication Number | Publication Date |
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| CN117570223A CN117570223A (en) | 2024-02-20 |
| CN117570223B true CN117570223B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410050598.9A Active CN117570223B (en) | 2024-01-15 | 2024-01-15 | Gas proportional valve for gas wall-mounted furnace |
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| CN213451865U (en) * | 2020-09-11 | 2021-06-15 | 广东德和科技股份有限公司 | Gas pipeline control device of gas stove |
| CN217272115U (en) * | 2022-02-25 | 2022-08-23 | 黄俊诚 | Flow-limiting device for gas valve |
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| CN111594643A (en) * | 2020-06-19 | 2020-08-28 | 广东美的厨房电器制造有限公司 | Gas valve and oven |
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2024
- 2024-01-15 CN CN202410050598.9A patent/CN117570223B/en active Active
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| CN117570223A (en) | 2024-02-20 |
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