CN102878337A - Self-adaptive double-gas-source valve - Google Patents
Self-adaptive double-gas-source valve Download PDFInfo
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- CN102878337A CN102878337A CN2012103998167A CN201210399816A CN102878337A CN 102878337 A CN102878337 A CN 102878337A CN 2012103998167 A CN2012103998167 A CN 2012103998167A CN 201210399816 A CN201210399816 A CN 201210399816A CN 102878337 A CN102878337 A CN 102878337A
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- ods
- air outlet
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Abstract
The invention discloses a self-adaptive double-gas-source valve. The self-adaptive double-gas-source valve is connected with a double-gas-source spray nozzle, furthermore, is connected with a fuel gas interface through a joint, and comprises a main gas outlet, a high-pressure fuel gas inlet, a low-pressure fuel gas inlet, an ODS (oxygen deficit safeguard) gas inlet, a high-pressure fuel gas ODS gas outlet and a low-pressure fuel gas ODS gas outlet, wherein the main gas outlet is arranged in a self-adaptive double-gas-source valve body; the high-pressure fuel gas inlet and the low-pressure fuel gas inlet are arranged in the self-adaptive double-gas-source valve body, and furthermore, are communicated with the main gas outlet; the ODS gas inlet is arranged in the double-gas-source valve body; the high-pressure fuel gas ODS gas outlet and the low-pressure fuel gas ODS gas outlet are arranged in the self-adaptive double-gas-source valve body and are communicated with the ODS gas inlet; after the high-pressure fuel gas inlet is connected with the joint, the high-pressure fuel gas ODS gas outlet is communicated with the ODS gas inlet; after the low-pressure fuel gas inlet is connected with the joint, the ODS gas inlet is automatically adjusted to be communicated with the low-pressure fuel gas ODS gas outlet; furthermore, the low-pressure fuel gas inlet is automatically adjusted to be communicated with a spray nozzle gas inlet and a spray nozzle gas outlet; the self-adaptive double-gas-source valve also comprises a pressure stabilizing device; and the pressure stabilizing device is arranged at the main gas outlet. The self-adaptive double-gas-source valve is small in size and is convenient for a user to use.
Description
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Technical field
The present invention relates to a kind of dual gas supply valve, a kind of more precisely can self-adjusting dual gas supply valve.
Background technique
General dual gas supply valve has two gas inlets; as user during in the different combustion gas of corresponding suction port access, the dual gas supply valve will change the following characteristic of the gas burning system in the gas utensil: the pressure of combustion gas, the air-suction state of double-air-supply nozzle, dual gas supply ODS(anoxic safety protection device) the break-make of difference end combustion gas.The dual gas supply valve of present stage, when changing combustion gas, various states need manual tune, can not automatically upgrade, and use inconvenient.
Summary of the invention
Because the problems referred to above of prior art, the present invention proposes a kind of self adaption dual gas supply valve, when it can effectively solve the different combustion gas of replacing of prior art, needs manually to adjust the defective of each parts of dual gas supply valve.
The present invention is by the following technical solutions:
A kind of self adaption dual gas supply valve, it connects a double-air-supply nozzle, and be connected with combustion gas interface by joint, comprise the main air outlet of being located on the self adaption dual gas supply valve body, and be located on the self adaption dual gas supply valve body and the high-pressure gas suction port and the low-pressure fuel gas suction port that are communicated with described main air outlet; Be located at the ODS suction port on two air valve bodies, and be located at high-pressure gas ODS air outlet, the low-pressure fuel gas ODS air outlet that is communicated with described ODS suction port on the self adaption dual gas supply valve body; After described high-pressure gas suction port accessed described joint, described high-pressure gas ODS air outlet was communicated with described ODS suction port; Also comprise a nozzle suction port that is communicated with described low-pressure fuel gas suction port and the nozzle air outlet be located on the self adaption dual gas supply valve body; After described low-pressure fuel gas suction port accessed described joint, described ODS suction port automatically was adjusted into described low-pressure fuel gas ODS air outlet and is communicated with, and described low-pressure fuel gas suction port is adjusted into automatically by described nozzle suction port and the connection of described nozzle air outlet; Also comprise a stable-pressure device, it is arranged at place, described main air outlet.
Described low-pressure fuel gas suction port place is provided with an access cover, described access cover connects a linkage rod, the other end of described linkage rod is fixed one first valve core rod and a second valve core bar, described the first valve core rod is located at place, described low pressure ODS air outlet and place, described high pressure ODS air outlet, and described the first valve core rod is communicated with described high pressure ODS air outlet and described ODS suction port, and described second valve core bar is located at two gas gas nozzle suction ports and place, described double-air-supply nozzle air outlet, described second valve core bar disconnects described nozzle suction port and described nozzle air outlet, behind the described joint access low-pressure fuel gas suction port, described joint compresses access cover and promotes simultaneously described linkage rod, described linkage rod drives described the first valve core rod and the motion of described second valve core bar, described the first valve core rod moves to described low pressure ODS air outlet and described ODS suction port is communicated with, and simultaneously described high pressure ODS air outlet and described ODS suction port are disconnected, described second valve core bar moves to described nozzle suction port and described nozzle air outlet is communicated with.
Described low-pressure fuel gas suction port place also is provided with a sealing head, described sealing head and a drive link butt, the other end of described drive link is fixed a secondary spring, after described joint accesses described low-pressure fuel gas suction port, described joint compresses and promotes simultaneously described drive link, and described drive link drives described pressure adjusting spring motion.
Described sealing head and described drive link abutment end are a trapezoidal hypotenuse end.
Described stable-pressure device comprises pressure regulation epithelium, seal ring, pressure regulation bolt, pressure adjusting spring, be fixed on the described self adaption dual gas supply body around the described pressure regulation epithelium, and described pressure regulation epithelium one side is fixed described pressure regulation bolt, opposite side is fixed described pressure adjusting spring, and described pressure adjusting spring opposite side is spacing by described gas valve body, be provided with described seal ring with described pressure regulation bolt matching part on the described gas valve body, combustion gas can drive described epithelium and described pressure regulation bolt extremely contacts with described seal ring.
The present invention has the following advantages: multi-functional together integrated, volume is little, and is along with the working state of user with the disposable change gas utensil of the access of combustion gas, greatly user-friendly.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the second structural representation of the present invention.
Fig. 3 is the Facad structure schematic representation that Fig. 1 uses high-pressure gas.
Fig. 4 is the side structure schematic representation of Fig. 3.
Fig. 5 is the cross-sectional view along A-A among Fig. 3.
Fig. 6 is the cross-sectional view along E-E among Fig. 4.
Fig. 7 is the Facad structure schematic representation that Fig. 1 uses high-pressure gas.
Fig. 8 is the side structure schematic representation of Fig. 7.
Fig. 9 is the cross-sectional view along A-A among Fig. 7.
Figure 10 is the cross-sectional view along E-E among Fig. 8.
Embodiment
Below in conjunction with embodiment, describe the present invention in detail.Should be understood that these mode of executions only to be used for explanation the present invention and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Extremely shown in Figure 10 such as Fig. 1, a kind of self adaption dual gas supply valve, it connects a double-air-supply nozzle, and be connected with gas source by joint 17, comprise the main air outlet 4 of being located on the self adaption dual gas supply valve body 1, and be located on the self adaption dual gas supply valve body 1 and the high-pressure gas suction port 3 and the low-pressure fuel gas suction port 2 that are communicated with main air outlet 4; Be located at the ODS suction port 7 on two air valve bodies 1, and be located at high-pressure gas ODS air outlet 9, the low-pressure fuel gas ODS air outlet 8 that is communicated with ODS suction port 7 on the self adaption dual gas supply valve body 1; Be located at a nozzle suction port 5 that is communicated with low-pressure fuel gas suction port 2 and a nozzle air outlet 6 on the self adaption dual gas supply valve body 1; Behind the high-pressure gas suction port 3 access joints, high-pressure gas ODS air outlet 9 is communicated with ODS suction port 7; Behind the low-pressure fuel gas suction port 2 access joints, ODS suction port 7 automatically is adjusted into low-pressure fuel gas ODS air outlet 8 and is communicated with, and low-pressure fuel gas suction port 2 is adjusted into automatically by nozzle suction port 5 and 6 connections of nozzle air outlet; Also comprise a stable-pressure device, it is arranged at place, main air outlet 4.
Low-pressure fuel gas suction port 2 places are provided with an access cover 16, access cover 16 connects a linkage rod 19, the other end of linkage rod 19 is fixed one first valve core rod 10 and a second valve core bar 12, the first valve core rod 10 is located at 8 places, low pressure ODS air outlet, the first valve core rod 10 is communicated with high pressure ODS air outlet 9 and ODS suction port 7, and second valve core bar 10 is located at nozzle air outlet 6 and nozzle suction port 5 places, second valve core bar 10 disconnects nozzle suction port 5 and nozzle air outlet 6, joint 17 access low-pressure fuel gas suction ports, joint compresses access cover 16 and promotes simultaneously linkage rod 19, linkage rod 19 drives the first valve core rod 10 and 12 motions of second valve core bar simultaneously, the first valve core rod 10 moves to low pressure ODS air outlet 8 and ODS suction port 7 is communicated with, and simultaneously high pressure ODS air outlet 9 and ODS suction port 7 are disconnected, second valve core bar 10 moves to nozzle suction port and nozzle air outlet is communicated with.
Low-pressure fuel gas suction port 2 places also are provided with a sealing head 15, sealing head 15 and a drive link 18 butts, the other end of drive link 18 is fixed a secondary spring 20, behind the joint 17 access low-pressure fuel gas suction ports 2, joint 17 compresses and promotes simultaneously drive link 18, and drive link 18 drives secondary spring 20 and pressure regulation bolt 22 butts.Sealing head 15 is a trapezoidal hypotenuse end with drive link 18 abutment ends, by this trapezoidal hypotenuse end, during described sealing head horizontal motion, can drive the motion of drive link vertical direction.
Also comprise stable-pressure device, it is arranged at 4 places, main air outlet, stable-pressure device comprises pressure regulation epithelium 23, seal ring 24, pressure regulation bolt 22, pressure adjusting spring 21, be fixed on the self adaption dual gas supply body 1 around the pressure regulation epithelium 21, and pressure regulation epithelium 21 1 sides are pressure regulation bolt 22 fixedly, opposite side is pressure adjusting spring 21 fixedly, and pressure adjusting spring 21 opposite sides are spacing by the gas valve body, be provided with seal ring 24 with pressure regulation bolt 22 matching parts on the gas valve body 1, when the pressure of combustion gas is larger, epithelium 23 can move under combustion gas drives, drive simultaneously pressure regulation bolt 22 to contacting with seal ring 24, with the sealing of whole air outlet or reduce, so that corresponding the reducing of pressure of the combustion gas of flowing out from the air outlet, thereby play the effect of pressure regulation.
Be provided with between sealing head and the valve body between spring 14, the first valve core rods and the valve body among the present invention and be provided with spring 14, be provided with between second valve core bar and the valve body between spring 11, the first valve core rods and the valve body and be provided with spring 13, conveniently reset; The high-pressure gas suction port is provided with sealing head 12, linking springs on the sealing head.Sealing head 12 and sealing head 15 can be with gas inlet when not using, with its sealing.
The design of this patent is with multi-functional together integrated, and volume is little, and is along with the working state of user with the disposable change gas utensil of the access of combustion gas, greatly user-friendly.Simultaneously, two gas inlets all have self-seal device, have strengthened Security.
Working principle of the present invention is as follows: when using high-pressure gas, gas joint is linked in the high-pressure gas suction port, and combustion gas this moment is flowed out from gas outlet after advancing pressure regulation through regulator, this moment, the ODS device also was in the high-pressure gas working state, such as Fig. 5 and shown in Figure 6; When using low-pressure fuel gas, joint is linked in the low-pressure fuel gas suction port, this moment, joint compressed sealing head and the access cover of being located in the low-pressure fuel gas interface, this moment, access cover can compress linkage rod, linkage rod drives the first valve core rod and second valve core bar, the second valve core bar is with nozzle suction port and the conducting of nozzle air outlet, the first valve core rod will be adjusted into the ODS air outlet with low-pressure fuel gas ODS suction port with high-pressure gas ODS suction port and be communicated with, this moment, source of the gas had the two-way combustion gas to enter into nozzle, the gas flow that flows out increases, and compress sealing head after the joint access, sealing head drives drive link and moves downward, and secondary spring and pressure regulation bolt connect, and this moment, the stressing conditions of pressure adjusting spring reduced accordingly, the outlet pressure of combustion gas this moment reduces accordingly, such as Fig. 9 and shown in Figure 10.As shown in the figure, the regulator of being located at place, main air outlet is regulated the pressure of the combustion gas of flowing out from main air outlet, when using high-pressure gas, only has pressure adjusting spring to work; When using low-pressure fuel gas, secondary spring and pressure adjusting spring all work to epithelium, and repeal by implication, so that the power that pressure adjusting spring acts on the epithelium weakens.
Claims (5)
1. self adaption dual gas supply valve, it connects a double-air-supply nozzle, and be connected with combustion gas interface by joint, it is characterized in that, comprise the main air outlet of being located on the self adaption dual gas supply valve body, and be located on the self adaption dual gas supply valve body and the high-pressure gas suction port and the low-pressure fuel gas suction port that are communicated with described main air outlet; Be located at the ODS suction port on two air valve bodies, and be located at high-pressure gas ODS air outlet, the low-pressure fuel gas ODS air outlet that is communicated with described ODS suction port on the self adaption dual gas supply valve body; After described high-pressure gas suction port accessed described joint, described high-pressure gas ODS air outlet was communicated with described ODS suction port; Be located at a nozzle suction port that is communicated with described low-pressure fuel gas suction port and a nozzle air outlet on the self adaption dual gas supply valve body; After described low-pressure fuel gas suction port accessed described joint, described ODS suction port automatically was adjusted into described low-pressure fuel gas ODS air outlet and is communicated with, and described low-pressure fuel gas suction port is adjusted into automatically by described nozzle suction port and the connection of described nozzle air outlet; Also comprise a stable-pressure device, it is arranged at place, described main air outlet.
2. self adaption dual gas supply valve according to claim 1, it is characterized in that, described low-pressure fuel gas suction port place is provided with an access cover, described access cover connects a linkage rod, the other end of described linkage rod is fixed one first valve core rod and a second valve core bar, described the first valve core rod is located at place, described low pressure ODS air outlet and place, described high pressure ODS air outlet, and described the first valve core rod is communicated with described high pressure ODS air outlet and described ODS suction port, and described second valve core bar is located at two gas gas nozzle suction ports and place, described double-air-supply nozzle air outlet, described second valve core bar disconnects described nozzle suction port and described nozzle air outlet, behind the described joint access low-pressure fuel gas suction port, described joint compresses access cover and promotes simultaneously described linkage rod, described linkage rod drives described the first valve core rod and the motion of described second valve core bar, described the first valve core rod moves to described low pressure ODS air outlet and described ODS suction port is communicated with, and simultaneously described high pressure ODS air outlet and described ODS suction port are disconnected, described second valve core bar moves to described nozzle suction port and described nozzle air outlet is communicated with.
3. self adaption dual gas supply valve according to claim 1, it is characterized in that, described low-pressure fuel gas suction port place also is provided with a sealing head, described sealing head and a drive link butt, the other end of described drive link is fixed a secondary spring, after described joint accessed described low-pressure fuel gas suction port, described joint compressed and promotes simultaneously described drive link, and described drive link drives described pressure adjusting spring motion.
4. self adaption dual gas supply valve according to claim 3 is characterized in that, described sealing head and described drive link abutment end are a trapezoidal hypotenuse end.
5. the described self adaption dual gas supply of any one valve in 4 according to claim 1, it is characterized in that, described stable-pressure device comprises the pressure regulation epithelium, seal ring, the pressure regulation bolt, pressure adjusting spring, be fixed on the described self adaption dual gas supply body around the described pressure regulation epithelium, and described pressure regulation epithelium one side is fixed described pressure regulation bolt, opposite side is fixed described pressure adjusting spring, and described pressure adjusting spring opposite side is spacing by described gas valve body, be provided with described seal ring with described pressure regulation bolt matching part on the described gas valve body, combustion gas can drive described epithelium and described pressure regulation bolt extremely contacts with described seal ring.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210399816.7A CN102878337B (en) | 2012-10-19 | 2012-10-19 | Self-adaptive double-gas-source valve |
| US13/791,772 US9175848B2 (en) | 2011-12-05 | 2013-03-08 | Dual fuel heater with selector valve |
| US14/920,822 US20160161146A1 (en) | 2011-10-20 | 2015-10-22 | Dual fuel heater with selector valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210399816.7A CN102878337B (en) | 2012-10-19 | 2012-10-19 | Self-adaptive double-gas-source valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102878337A true CN102878337A (en) | 2013-01-16 |
| CN102878337B CN102878337B (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210399816.7A Active CN102878337B (en) | 2011-10-20 | 2012-10-19 | Self-adaptive double-gas-source valve |
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| Country | Link |
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| CN (1) | CN102878337B (en) |
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| CN102661409A (en) * | 2012-05-10 | 2012-09-12 | 南京普鲁卡姆电器有限公司 | Dual-air source integrated valve and air-outlet pressure adaptive regulation method |
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2012
- 2012-10-19 CN CN201210399816.7A patent/CN102878337B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6000427A (en) * | 1998-10-19 | 1999-12-14 | Hutton; Peter B. | Manifold for use with dual pressure sensor units |
| CN2844777Y (en) * | 2005-08-25 | 2006-12-06 | 成都前锋电子电器集团股份有限公司 | Low-water-pressure starting water-vapor gear of gas water heater and gas water heater |
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| CN101363549A (en) * | 2008-10-09 | 2009-02-11 | 南京斯奥欣电气具有限公司 | Double-source gas combined valve |
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| CN102494164A (en) * | 2011-12-02 | 2012-06-13 | 南京普鲁卡姆电器有限公司 | Gas adaptive integration valve with double air sources |
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| CN102878337B (en) | 2014-09-03 |
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