CN202646788U - Dual-gas supplied gas valve - Google Patents
Dual-gas supplied gas valve Download PDFInfo
- Publication number
- CN202646788U CN202646788U CN 201220274478 CN201220274478U CN202646788U CN 202646788 U CN202646788 U CN 202646788U CN 201220274478 CN201220274478 CN 201220274478 CN 201220274478 U CN201220274478 U CN 201220274478U CN 202646788 U CN202646788 U CN 202646788U
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- channel
- communicated
- valve body
- pressure regulation
- valve
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Abstract
A dual-gas supplied gas valve comprises a valve body, a valve core, an inner spray nozzle, an outer spray nozzle, a gas inlet, a spring, an accommodation cavity, a film, a sealing ring and a pressure regulating bolt, wherein channels are arranged in the valve body and comprise a first channel, a second channel and a third channel; the first channel and the second channel are communicated with the gas inlet; the second channel is communicated with the third channel; the first channel is communicated with the inner spray nozzle; the third channel is communicated with the outer spray nozzle; the inner spray nozzle and the outer spray nozzle are arranged on the valve body; the outer spray nozzle is sleeved on the outer side of the inner spray nozzle; the valve core is arranged in the valve body; the accommodation cavity is isolated and sealed with the third channel through the film; the spring is arranged in the accommodation cavity; the pressure regulating bolt is arranged in the third channel and is connected with the film; and the sealing ring is arranged at the part of the valve body, which is matched with the pressure regulating cavity. The dual-gas supplied gas valve disclosed by the utility model has the advantages of capability of automatically selecting the spray nozzle, no need of manual operation, convenience in use and simpleness in operation.
Description
Technical field
The utility model relates to a kind of valve, or rather a kind of double-source gas valve.
Background technique
Such class valve is arranged in gas industry, and it has the effect of switch valve and nozzle is integrated in valve, directly links to each other with burner during use.Because different combustion gas has different calorific values and has different pressure, so in case combustion gas difference then need to change corresponding part such as nozzle etc.So existing this class valve can not directly be applied in the double-source gas tool.
Summary of the invention
Because the above-mentioned shortcoming of prior art the utility model proposes a kind of double-source gas valve, it can effectively solve the above-mentioned shortcoming of prior art.
The utility model is by the following technical solutions:
A kind of double-source gas valve, it comprises valve body, spool, inner nozzle, outer nozzle, gas inlet, spring, accommodating cavity, epithelium, seal ring and pressure regulation bolt; Described passage is located in the described valve body, and comprise first passage, second channel and third channel, described first passage and second channel are communicated with described gas inlet, and described second channel is communicated with described third channel, described first passage is communicated with described inner nozzle, and described third channel is communicated with described outer nozzle; Described inner nozzle and described outer nozzle are located on the described valve body, and described outer nozzle is socketed on the described inner nozzle outside; Described spool is located in the described valve body; Described accommodating cavity is by epithelium and the isolated sealing of described third channel, and described spring is located in the described accommodating cavity; Described pressure regulation bolt is located in the described third channel and with described epithelium and is connected, and is provided with described seal ring with described pressure regulation bolt coupling place on the described valve body.
Also comprise a pressure regulation peg, described pressure regulation peg is threaded connection the end in described accommodating cavity, and described spring is located by described pressure regulation peg.
Also be provided with a valve gap on the described vacant cavity.
Described spool is provided with two the first through holes and two the second through holes, the aperture of described the first through hole is greater than the aperture of described the second through hole, two described the first through holes intersect with two the second through holes respectively, and described two the first through holes and two the second through holes are communicated with described first passage and second channel respectively.
The utlity model has following advantage: automatically select nozzle, do not need manual operation, the convenient use, simple to operate.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the generalized section of Fig. 1.
Fig. 3 is front schematic view of the present utility model.
Fig. 4 is the structural representation of the utility model open and-shut mode.
Fig. 5 is the structural representation of gas little fiery state when being the low-pressure combustion gas.
Fig. 6 is the structural representation of gas big fire state when being the low-pressure combustion gas.
Fig. 7 is the structural representation of gas little fiery state when being the high pressure combustion gas.
Fig. 8 is the structural representation of gas big fire state when being the high pressure combustion gas.
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.
As shown in Figure 1 to Figure 3.A kind of double-source gas valve, it comprises valve body 3, spool 4, inner nozzle 2, outer nozzle 1, gas inlet 13, pressure regulation bolt 12, spring 9, accommodating cavity 8, epithelium 10, seal ring 11 and pressure regulation bolt 12 and passage; Described passage is located in the described valve body 3, and comprise first passage 14, second channel 15 and third channel 16, described first passage 14 and second channel 15 are communicated with described gas inlet 13, and described second channel 15 is communicated with described third channel 16, described first passage 14 is communicated with described inner nozzle 2, and described third channel 16 is communicated with described outer nozzle 1; Described inner nozzle 2 and described outer nozzle 1 are located on the described valve body 3, and described outer nozzle 1 is socketed on described inner nozzle 2 outsides; Described spool 4 is located on the described valve body 3; Described accommodating cavity 8 is by epithelium 10 and described third channel 16 isolated sealings, and described spring 9 is located in the described accommodating cavity 8; Described pressure regulation bolt 12 is located in the described third channel 16, and is connected with described epithelium 10, is provided with described seal ring 11 with described pressure regulation bolt 12 coupling places on the described valve body 3.Can regulate switching by second channel 15 and third channel 16 by described pressure regulation bolt 12, thereby reach the purpose of automatic selection nozzle, when the pressure that enters into the combustion gas in the passage by combustion gas entry port 13 is larger, can described third channel 16 be closed by described pressure regulation bolt, thereby open and close outer nozzle 1; When the pressure of combustion gas hour, the underpressure of combustion gas is with the described pressure regulation bolt 12 of jack-up upwards, thus combustion gas can be from outer nozzle 1 and inner nozzle 2 ejections.
A kind of double-source gas valve of the present utility model, comprise valve body 3, spool 4, inner nozzle 2, outer nozzle 1, gas inlet 13, pressure regulation bolt 12, spring 9, accommodating cavity 8, epithelium 10, seal ring 11 and pressure regulation bolt 12 and passage, described passage is located in the described valve body 3, and comprise first passage 14, second channel 15 and third channel 16, described first passage 14 and second channel 15 are communicated with described gas inlet 13, and described second channel 15 is communicated with described third channel 16, described first passage 14 is communicated with described inner nozzle 2, and described third channel 16 is communicated with described outer nozzle 1; Described inner nozzle 2 and described outer nozzle 1 are located on the described valve body 3, and described outer nozzle 1 is socketed on described inner nozzle 2 outsides; Described spool 4 is located on the described valve body 3, and described spool 4 is provided with two the first through holes 19 and two the second through holes 20, the aperture of described the first through hole 19 is greater than the aperture of described the second through hole 20, two described the first through holes 19 intersect with two the second through holes 20 respectively, and described two the first through holes 19 and two the second through holes 20 are communicated with described first passage 14 and third channel 16 respectively; Described pressure regulation bolt 12 is located in the described third channel, and is connected with described epithelium 10.Can regulate two the first through holes 19 by rotation regulating spool 4 and be communicated with described first passage 14 and third channel 16, perhaps two the second through holes 20 are communicated with first passage 14 and third channel 16 respectively.Described valve body 3 is provided with an accommodating cavity 8, described accommodating cavity 8 is by epithelium 10 and described third channel 16 isolated sealings, described accommodating cavity 8 one ends are threaded connection a pressure regulation peg 7, and described pressure regulation peg 7 one ends pass described seal ring 11 and are connected with described pressure regulation peg 7, and accommodating cavity 8 one ends are by a valve gap 6 sealings.By precession or screw out described pressure regulation peg 7 and can regulate the elastic force that described spring 9 is set, can regulate two the first through holes 19 by rotation pressure regulation bolt core 4 and be communicated with described first passage 14 and third channel 16, perhaps two the second through holes 20 are communicated with first passage 14 and third channel 16 respectively.
To shown in Figure 8, working principle of the present invention is such as Fig. 4: generally, and gas burning system or be the low-pressure combustion gas, or be the high pressure combustion gas; Because pressure and the calorific value of different combustion gas are all different, so will reach in the situation of same power, the size of the needed nozzle of different combustion gas is different, so need artificial going to change nozzle; This valve can be directly should be in gas system with double gas sources, thereby it can be according to the difference of source of the gas and double-air-supply nozzle is adjusted to different states is adapted to different fuel gas sources automatically, and need not be artificial go again regulate source of the gas and change nozzle; When using the high pressure combustion gas, it is larger that it takes power by force, epithelium 10 can be upspring, and drives pressure regulation bolt 12 and move upward, and pressure regulation bolt 12 contact with seal ring 11, the 3rd air flue 16 and closing at this moment, and combustion gas can only enter inner nozzle 2 from the first air flue 14, gives vent to anger from inner nozzle 2; When using combustion gas as the low-pressure combustion gas, when pressure that gaseous-pressure is upspring less than epithelium 10, epithelium 10 is failure to actuate, this moment, the second air flue 15 and the 3rd air flue 16 led to, combustion gas enters respectively 1 outer nozzle and 2 inner nozzles from air flue the 3 16 and the first air flue 14, and outer nozzle 1 and interior 2 nozzles are given vent to anger simultaneously.Concretely, when access be the combustion gas of relatively low pressure the time, thereby the underpressure of combustion gas is raised pressure regulation bolt 12 so that epithelium 10 is upspring.And be communicated with the first air flue 15 and the 3rd air flue 16 by adjusting control valve bar 5 adjusting two first through holes 19 or two the second through holes 20, with the flow of regulating gas, with the size of control flare.
Claims (4)
1. a double-source gas valve is characterized in that, it comprises valve body, spool, inner nozzle, outer nozzle, gas inlet, spring, accommodating cavity, epithelium, seal ring and pressure regulation bolt; Described passage is located in the described valve body, and comprise first passage, second channel and third channel, described first passage and second channel are communicated with described gas inlet, and described second channel is communicated with described third channel, described first passage is communicated with described inner nozzle, and described third channel is communicated with described outer nozzle; Described inner nozzle and described outer nozzle are located on the described valve body, and described outer nozzle is socketed on the described inner nozzle outside; Described spool is located in the described valve body; Described accommodating cavity is by epithelium and the isolated sealing of described third channel, and described spring is located in the described accommodating cavity; Described pressure regulation bolt is located in the described third channel and with described epithelium and is connected, and is provided with described seal ring with described pressure regulation bolt coupling place on the described valve body.
2. double-source gas valve according to claim 1 is characterized in that, also comprises a pressure regulation peg, and described pressure regulation peg is threaded connection the end in described accommodating cavity, and described spring is located by described pressure regulation peg.
3. double-source gas valve according to claim 2 is characterized in that, also is provided with a valve gap on the described vacant cavity.
4. the described double-source gas valve of any one in 3 according to claim 1, it is characterized in that, described spool is provided with two the first through holes and two the second through holes, the aperture of described the first through hole is greater than the aperture of described the second through hole, two described the first through holes intersect with two the second through holes respectively, and described two the first through holes and two the second through holes are communicated with described first passage and second channel respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274478 CN202646788U (en) | 2012-06-12 | 2012-06-12 | Dual-gas supplied gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274478 CN202646788U (en) | 2012-06-12 | 2012-06-12 | Dual-gas supplied gas valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202646788U true CN202646788U (en) | 2013-01-02 |
Family
ID=47415897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220274478 Withdrawn - After Issue CN202646788U (en) | 2012-06-12 | 2012-06-12 | Dual-gas supplied gas valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202646788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691809A (en) * | 2012-06-12 | 2012-09-26 | 普鲁卡姆电器（上海）有限公司 | Double-gas source fuel gas valve |
-
2012
- 2012-06-12 CN CN 201220274478 patent/CN202646788U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691809A (en) * | 2012-06-12 | 2012-09-26 | 普鲁卡姆电器（上海）有限公司 | Double-gas source fuel gas valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130102 Effective date of abandoning: 20131120 |
|
| RGAV | Abandon patent right to avoid regrant |