CN201209892Y - Double air source baking oven - Google Patents
Double air source baking oven Download PDFInfo
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- CN201209892Y CN201209892Y CNU2008200558516U CN200820055851U CN201209892Y CN 201209892 Y CN201209892 Y CN 201209892Y CN U2008200558516 U CNU2008200558516 U CN U2008200558516U CN 200820055851 U CN200820055851 U CN 200820055851U CN 201209892 Y CN201209892 Y CN 201209892Y
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- gas
- baking oven
- air inlet
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- gas supply
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Abstract
The present utility provides a double gas source oven, especially a liquefied gas and natural gas double gas source oven, solves problem of simultaneously using two kinds of gas source (liquefied gas and natural gas) for gas oven, makes up for the deficiency of only combusting single gas source of existing gas oven. The double gas source oven in the utility comprises a combustor, a igniter, a nozzle, a pressure relief valve, a air inlet tube and a gas source selection and regulation valve. Each combustor connects an igniter, a nozzle and two air inlet tubes. The nozzle is hollow ring structure, whose central through-hole and rear end of ring chamber are separately connected with an air inlet tube. The safe and reliable inventive double air source oven has merits of convenient operation, strong practicability, good barbecue effect, full combustion and good adaptability.
Description
Technical field
The utility model relates to a kind of dual gas supply baking oven, particularly relates to a kind of liquefied gas and natural gas dual gas supply baking oven.
Background technology
Liquefied petroleum gas is a kind of paraffinic gases that oil is left in oil product processes such as extracting gasoline, kerosene, diesel oil, heavy oil, by certain program, paraffinic gases is recycled, take measures such as pressurization, cooling, liquefaction, make it become liquid, be contained in the pressure-vessel, the title of liquefied gas is promptly come therefrom.Liquefied petroleum gas is one of oil product.English name liquefied petroleum gas is called for short LPG.By the liquefied petroleum gas of refinery gas gained, main component is propane, propylene, butane, butylene, contains a small amount of pentane, amylene and micro-oxidation of sulfur compound impurities simultaneously.Composition by the liquefied gas of natural gas gained does not contain alkene substantially.Natural gas (NG) is that the long-term deposition of extinct plants and animal remains is underground, and through slowly transforming the hydrocarbon gas that reaches rotten cracking and produce, how tool combustibility is followed when oilfield exploitation crude oil.Natural gas is contained in rock stratum, underground porous crack, and main component is a methane, proportion 0.65, and lta has colourless, tasteless, nontoxic characteristic.
Along with the growing tension of petroleum resources, after especially entering the WTO, the new period that Chinese gas industry development has entered opportunities and challenges and deposited; And the continuous progress of conveying technology, make low-calorie combustion gas such as natural gas, biogas progressively enter in the daily life, the single energy in city is just progressively broken by multipotency source supply system, the steam line of connecting coal gas, natural gas, liquefied gas, biogas equal energy source in same family has simultaneously become possibility, and people can use according to the combustion gas that the market price changes and the selection of air feed situation is suitable.Only from the natural gas angle, Chinese Government plan 2010 with the consumption structure of natural gas at primary energy in, be increased to 8% from present less than 3%.Along with " implementing in full of several large projects such as West-east Gas, " Russia gas south for ", gas east, river are sent, Guangdong Liquefied Natural Gas Import, the East Sea construction of natural gas fields; the source of the gas structure of National urban combustion gas will great changes will take place; can predict; natural gas will progressively replace artificial coal gas, liquefied petroleum gas and become the leading source of the gas in city, and natural gas and artificial coal gas, liquefied petroleum gas will simultaneously and be stored in people's the life application.Corresponding is that numerous artificial coal gas, liquefied petroleum gas burners in all parts of the country will inevitably face a transition and transform period.With the fuel gas oven is example, be the structure of single liquefied gas special use or natural gas special use in the past, because the calorific value of liquefied petroleum gas and natural gas is different, the air pressure of its output, tolerance must have difference, designed burner specification is also different, the result can not use other sources of the gas according to the fuel gas oven that certain source of the gas designs, when changing source of the gas to people, this limitation brought trouble, if the original fuel gas oven that uses a kind of source of the gas, change and use another kind of source of the gas, must change parts such as respective nozzles, perhaps directly scrap, have to increase economic spending, this is the deficiency of existing fuel gas oven just.Must at first determine employed source of the gas when therefore the user buys, select suitable product according to source of the gas then, so, when the user need change usefulness gas kind, just must buy new combustion gas tool again on the one hand, or undergo technological transformation, cause the waste of customer investment increase and social resources, produced a difficult problem also on the other hand the product dealer, can't estimate the quantity of certain kind combustion gas tool, tend to occur a kind and overstock the phenomenon that another kind is out of stock.Meanwhile, concerning a kind of family, generally maximum may be to have the possibility maximum of two kinds of sources of the gas, if can design a kind of gas appliance that can satisfy two kinds of sources of the gas of use simultaneously, then can satisfy most users' needs substantially, and to realize this purpose, to design the baking oven that a kind of energy satisfies two kinds of combustion gas (being divided into high heating value combustion gas and fuel gas with low heat value according to its calorific value) burning exactly.
Summary of the invention
The purpose of this utility model provides a kind of dual gas supply baking oven, a kind of liquefied gas and natural gas dual gas supply baking oven particularly are provided, use the problem of two kinds of sources of the gas (liquefied gas and natural gas) simultaneously to solve fuel gas oven, remedy can only the burn deficiency of single variety source of the gas of existing fuel gas oven.A kind of dual gas supply baking oven of the present utility model is different at the calorific value of liquefied gas and natural gas, can suitably regulate nozzle diameter, to guarantee sufficient combustion.
A kind of dual gas supply baking oven of the present utility model, comprise burner, igniter, twin-jet nozzle, pressure-reducing valve, air inlet pipe and source of the gas selection control valve, each burner connects an igniter, a twin-jet nozzle and two air inlet pipe, described twin-jet nozzle is the hollow ring structure, also be that the twin-jet nozzle center is a through hole, central through hole has a toroidal cavity outward, and central through hole selects control valve to be connected an air inlet pipe respectively with toroidal cavity by source of the gas.
As optimized technical scheme:
Aforesaid a kind of dual gas supply baking oven, wherein, described burner can also be an infrared radiation burner.
Aforesaid a kind of dual gas supply baking oven, wherein, described dual gas supply baking oven can comprise several burners and/or infrared radiation burner.
Aforesaid a kind of dual gas supply baking oven, wherein, the unlatching of described igniter adopts source of the gas to select control valve to push mode.
Aforesaid a kind of dual gas supply baking oven, wherein, the toroidal cavity of described nozzle connects natural gas or liquefied gas air inlet pipe, and described nozzle center through hole connects liquefied gas or natural gas air inlet pipe.
Aforesaid a kind of dual gas supply baking oven, wherein, described source of the gas selects control valve to regulate two kinds of sources of the gas in left and right sides separately, and the centre position is the locking flameout state.
Aforesaid a kind of dual gas supply baking oven, wherein, described source of the gas selects control valve to adopt single channel control, even time spent central through hole and toroidal cavity have only a passage to be switched on.
Aforesaid a kind of dual gas supply baking oven, its dual gas supply system architecture are equally applicable to kitchen range and other uses the utensil of gas burning system.
A kind of dual gas supply baking oven of the present utility model, during work, natural gas or liquefied gas enter the baking oven pipe-line system by pressure-reducing valve, and two pipe-line systems are independent mutually.When the user used liquefied gas as the energy, the knob indication was pressed in user's operation, and to liquefied gas direction rotation knob, at igniting/big shelves, push-turn key is lighted a fire, and successfully after the igniting, unclamps knob, and the fire of burner then is maximum.When not needing big fire, rotate knob in the direction of arrows, from HI to LOW, flame reduces gradually.If the user is by indication rotation knob, when the natural gas direction is carried out, because of natural gas line and liquefied gas pipeline are mutual independence, so can't set up flame, safety problem can not appear.When the user uses natural gas as the energy, the same with above-mentioned principle.The nozzle double-channel spray nozzle that a kind of dual gas supply baking oven of the present utility model uses, promptly two nozzles are concentric, and a nozzle is that endoporus is jet, and another is that concentric cylindrical toroidal cavity is jet.It is inconsistent so can making the jet size under natural gas and the liquefied gas equal-wattage, satisfies clean-burning separately requirement.If the user connects natural gas and liquefied gas simultaneously, so the user in use, arbitrarily operation knob can both make the baking oven operate as normal, can not go wrong.Dual gas supply oven system of the present utility model can be applied to single burner, double burner and a plurality of burner.All use the combustion gas tool of the combustion gas effect energy in like manner also to be applicable to dual gas supply kitchen range etc.
The beneficial effects of the utility model are:
A kind of dual gas supply baking oven of the present utility model is easy to operate, practical, and the barbecue effect is good; Safe and reliable, sufficient combustion, adaptability is good.A kind of dual gas supply baking oven of the present utility model has solved the problem that fuel gas oven is used two kinds of sources of the gas (liquefied gas and natural gas) simultaneously, has remedied can only the burn deficiency of single variety source of the gas of existing fuel gas oven; Calorific value at liquefied gas and natural gas is different, can suitably regulate the air inlet amount of primary air air inlet, guarantees sufficient combustion.
Description of drawings
Fig. 1 is the schematic diagram of a kind of dual gas supply baking oven of the utility model
Figure is the internal structure schematic diagram of a kind of dual gas supply baking oven of the utility model
Wherein 1 is that air inlet pipe 1 is that air inlet pipe 23 is that source of the gas is selected control valve
The 4th, barbecue support 5 is that pressure-reducing valve 6 is igniters
The 7th, twin-jet nozzle 8 is that burner 9 is infrared radiation burners
The 10th, dual gas supply baking oven body of heater
The specific embodiment
Below in conjunction with the specific embodiment, further set forth the present invention.
As Fig. 1, shown in 2, it is a kind of dual gas supply baking oven of the present utility model, be a kind of liquefied gas and natural gas dual gas supply baking oven, comprise dual gas supply baking oven body of heater 10, barbecue support 4, four burners 8, an infrared radiation burner 9, igniter 6, twin-jet nozzle 7, pressure-reducing valve 5, source of the gas is selected control valve 3 and two air inlet pipe air inlet pipe 1 and air inlet pipe 22, each burner 8 connects an igniter 6, twin-jet nozzle 7 and two air inlet pipe air inlet pipe 1 and air inlet pipe 22, infrared radiation burner 9 connects an igniter 6, twin-jet nozzle 7 and two air inlet pipe air inlet pipe 1 and air inlet pipe 22, described twin-jet nozzle 7 is hollow ring structures, also be that twin-jet nozzle 7 centers are through holes, central through hole has a toroidal cavity outward, and central through hole selects control valve 3 to be connected an air inlet pipe respectively with toroidal cavity by source of the gas.The dual gas supply baking oven comprises four burners 8 and an infrared radiation burner 9, the unlatching of igniter 6 adopts source of the gas to select control valve 3 to push mode, the toroidal cavity of twin-jet nozzle 7 connects the natural gas air inlet pipe, twin-jet nozzle 7 central through holes connect the liquefied gas air inlet pipe, source of the gas selects control valve 3 to regulate two kinds of sources of the gas in left and right sides separately, left side control liquefied gas, natural gas is regulated on the right, and the centre position is the locking flameout state.It is to adopt single channel control that source of the gas is selected control valve 3, and central through hole and toroidal cavity have only a passage to be switched on during use, also be source of the gas select control valve 3 can only folk prescription to effectively.When the user used liquefied gas as the energy, the knob indication was pressed in user's operation, and to liquefied gas direction rotation knob, at igniting/big shelves, push-turn key is lighted a fire, and successfully after the igniting, unclamps knob, and the fire of burner then is maximum.When not needing big fire, rotate knob in the direction of arrows, from HI to LOW, flame reduces gradually.If the user is by indication rotation knob, when the natural gas direction is carried out, because of natural gas line and liquefied gas pipeline are mutual independence, so can't set up flame, safety problem can not appear.When the user uses natural gas as the energy, the same with above-mentioned principle.If the user connects natural gas and liquefied gas simultaneously, so the user in use, arbitrarily operation knob can both make the baking oven operate as normal, can not go wrong.
Through evidence, a kind of dual gas supply baking oven of the present utility model has solved the problem that fuel gas oven is used two kinds of sources of the gas (liquefied gas and natural gas) simultaneously really, has remedied can only the burn deficiency of single variety source of the gas of existing fuel gas oven.A kind of dual gas supply baking oven of the present utility model is easy to operate, practical, and the barbecue effect is good; Safe and reliable, sufficient combustion, adaptability is good.
Claims (7)
1. dual gas supply baking oven, comprise burner, igniter, twin-jet nozzle, pressure-reducing valve, air inlet pipe and source of the gas selection control valve, it is characterized in that: each burner connects an igniter, a twin-jet nozzle and two air inlet pipe, described twin-jet nozzle is the hollow ring structure, also be that the twin-jet nozzle center is a through hole, central through hole has a toroidal cavity outward, and central through hole selects control valve to be connected an air inlet pipe respectively with toroidal cavity by source of the gas.
2. a kind of dual gas supply baking oven as claimed in claim 1 is characterized in that described burner can also be an infrared radiation burner.
3. a kind of dual gas supply baking oven as claimed in claim 1 is characterized in that described dual gas supply baking oven can comprise several burners and/or infrared radiation burner.
4. a kind of dual gas supply baking oven as claimed in claim 1 is characterized in that the unlatching of described igniter adopts source of the gas to select control valve to push mode.
5. a kind of dual gas supply baking oven as claimed in claim 1 is characterized in that the toroidal cavity of described nozzle connects natural gas or liquefied gas air inlet pipe, and described nozzle center through hole connects liquefied gas or natural gas air inlet pipe.
6. a kind of dual gas supply baking oven as claimed in claim 1 is characterized in that described source of the gas selects control valve to regulate two kinds of sources of the gas in left and right sides separately, and the centre position is the locking flameout state.
7. a kind of dual gas supply baking oven as claimed in claim 1 is characterized in that described source of the gas selection control valve adopts single channel control, even time spent central through hole and toroidal cavity have only a passage to be switched on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200558516U CN201209892Y (en) | 2008-02-29 | 2008-02-29 | Double air source baking oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200558516U CN201209892Y (en) | 2008-02-29 | 2008-02-29 | Double air source baking oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201209892Y true CN201209892Y (en) | 2009-03-18 |
Family
ID=40480630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200558516U Expired - Fee Related CN201209892Y (en) | 2008-02-29 | 2008-02-29 | Double air source baking oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201209892Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425583A (en) * | 2019-08-07 | 2019-11-08 | 华帝股份有限公司 | Gas switching system and control method and application thereof |
| CN112032772A (en) * | 2020-08-10 | 2020-12-04 | 华帝股份有限公司 | Gas source type self-adaptive stove control method and control system |
-
2008
- 2008-02-29 CN CNU2008200558516U patent/CN201209892Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425583A (en) * | 2019-08-07 | 2019-11-08 | 华帝股份有限公司 | Gas switching system and control method and application thereof |
| CN112032772A (en) * | 2020-08-10 | 2020-12-04 | 华帝股份有限公司 | Gas source type self-adaptive stove control method and control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090318 Termination date: 20130229 |