CN202048589U - Adjustable air preheating device of steam injection boiler - Google Patents
Adjustable air preheating device of steam injection boiler Download PDFInfo
- Publication number
- CN202048589U CN202048589U CN2011200040871U CN201120004087U CN202048589U CN 202048589 U CN202048589 U CN 202048589U CN 2011200040871 U CN2011200040871 U CN 2011200040871U CN 201120004087 U CN201120004087 U CN 201120004087U CN 202048589 U CN202048589 U CN 202048589U
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- air
- boiler
- control valve
- cold wind
- preheating device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model relates to the technical field of preheating devices for air injected into boilers, in particular to an adjustable air preheating device of a steam injection boiler, which comprises a boiler body, an air preheater, a hot blast pipe, a boiler fan and a base. A chimney is fixed at the upper end of the boiler body, the air preheater is fixedly mounted on the upper portion of the boiler body, a preheating cavity is arranged in the air preheater, an air inlet communicated with the preheating cavity is arranged at the left end of the air preheater, an air outlet communicated with the preheating cavity is arranged at the right end of the air preheater, at least one smoke exhaust pipe running through vertically is mounted in the preheating cavity, and an air inlet end at the left end of the hot blast pipe is fixedly mounted with the air outlet. The adjustable air preheating device is reasonable and compact in structure and convenient to use, is capable of increasing temperature of air injected into the boiler while controlling the temperature of air within the optimum range by adjusting a hot blast adjusting valve and a cold blast adjusting valve, so that fuel in the steam injection boiler can be combusted more sufficiently and heat efficiency is improved.
Description
Technical field
The utility model relates to injection boiler preheating of air device technique field, is a kind of adjustable injection boiler air preheater.
Background technology
The existing injection boiler of Shi Yonging, except that parts such as automatically controlled, burner, remainder need be put in outdoor application because of the limitation of conditions, during boiler operatiopn, combustion air is from outdoor direct introducing burner, when winter climate cold, when the variation of ambient temperature interval is big, lower because of the temperature of air when injecting air, can make boiler blower freeze, put stove difficulty, incomplete combustion; Have a strong impact on the thermal efficiency of injection boiler.
Summary of the invention
The utility model provides a kind of injection boiler adjustable air preheating device, has overcome the deficiency of above-mentioned prior art, and it can effectively solve the low problem that causes boiler blower to freeze, put stove difficulty, incomplete combustion of temperature because of air.
The technical solution of the utility model realizes by following measure:A kind of injection boiler adjustable air preheating device, it comprises boiler furnace, air preheater, hot-blast main, boiler fan and base, upper end at boiler furnace is fixed with chimney, top at boiler furnace is installed with air preheater, preheating cavity is arranged in air preheater, left end at air preheater has the air inlet that communicates with preheating cavity, right-hand member at air preheater has the air outlet that communicates with preheating cavity, the pipe that at least one communicates up and down is installed in preheating cavity, the air intake and the air outlet of hot-blast main left end are fixedly installed togather, the outlet air end of hot-blast main right-hand member is fixedly mounted on the boiler fan, and boiler fan is fixed in the base.
Be further optimization and/or improvements below to above-mentioned utility model technical scheme:
Above-mentioned hot-blast main can comprise horizontal tube and VERTICAL TUBE, the outlet air end of the air intake of horizontal tube left end and air preheater right-hand member is fixedly installed togather, the right-hand member of horizontal tube is fixed together and communicates with the upper end of VERTICAL TUBE, on VERTICAL TUBE, be installed with hot blast control valve and cold wind control valve from top to bottom in regular turn, there is the cold wind import lower end of VERTICAL TUBE, on the VERTICAL TUBE between hot blast control valve and the cold wind control valve, installing port is arranged, between VERTICAL TUBE and boiler fan, the wind of mixing airduct is arranged, the air intake that mixes wind airduct left end is fixedly mounted on the installing port, and the outlet air end that mixes wind airduct right-hand member is fixedly mounted on the boiler fan.
Can be installed with the diagonal flow fan that communicates with the hot-blast main inner chamber on the above-mentioned horizontal tube.
Above-mentioned hot blast control valve can be hot blast and regulates butterfly valve.
Above-mentioned cold wind control valve can be cold wind and regulates butterfly valve.
The utility model reasonable and compact in structure, easy to use, it can improve the temperature of injecting the boiler air, can the temperature of air is controlled in the best scope by regulating hot blast control valve and cold wind control valve simultaneously, make the more abundant of fuel combustion in the injection boiler, thereby increased the thermal efficiency.
Description of drawings
Accompanying drawing 1 is a main TV structure schematic diagram of the present utility model.
Accompanying drawing 2 is the plan structure schematic diagram of accompanying drawing 1.
Coding in the accompanying drawing is respectively: 1 is boiler furnace, and 2 is air preheater, and 3 is diagonal flow fan, 4 is boiler fan, and 5 is base, and 6 is chimney, 7 is air inlet, 8 is air outlet, and 9 is horizontal tube, and 10 is VERTICAL TUBE, 11 is the hot blast control valve, 12 is the cold wind control valve, 13 cold wind imports, and 14 mix the wind airduct.
The specific embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
In the utility model, for convenience of description, the description of the relative position relation of each parts all is that the Butut mode according to Figure of description is described, as: the position relation of upper and lower, left and right etc. is what to determine according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
As accompanying drawing 1, shown in 2, this injection boiler adjustable air preheating device comprises boiler furnace 1, air preheater 2, hot-blast main, boiler fan 4 and base 5, be fixed with chimney 6 in the upper end of boiler furnace 1, be installed with air preheater 2 on the top of boiler furnace 1, preheating cavity is arranged in air preheater, left end at air preheater 2 has the air inlet 7 that communicates with preheating cavity, right-hand member at air preheater 2 has the air outlet 8 that communicates with preheating cavity, the pipe that at least one communicates up and down is installed in preheating cavity, the air intake of hot-blast main left end and air outlet 8 are fixedly installed togather, the outlet air end of hot-blast main right-hand member is fixedly mounted on the boiler fan 4, and boiler fan 4 is fixed in the base 5; In this process, make air carry out heat temperature raising by boiler fan 4 by air preheater 2, arrive at last in the base 5 by hot-blast main then; Such structure can raise the gas temperature of injection when gas injection, helps the burning of fuel.
Can according to actual needs above-mentioned injection boiler adjustable air preheating device be made further optimization and/or improvements:
As accompanying drawing 1, shown in 2, hot-blast main comprises horizontal tube 9 and VERTICAL TUBE 10, the outlet air end of the air intake of horizontal tube 9 left ends and air preheater 2 right-hand members is fixedly installed togather, the right-hand member of horizontal tube 9 is fixed together and communicates with the upper end of VERTICAL TUBE 10, on VERTICAL TUBE 10, be installed with hot blast control valve 11 and cold wind control valve 12 from top to bottom in regular turn, there is cold wind import 13 lower end of VERTICAL TUBE 10, on the VERTICAL TUBE 10 between hot blast control valve 10 and the cold wind control valve 11, installing port is arranged, between VERTICAL TUBE 10 and boiler fan 4, the wind of mixing airduct 14 is arranged, the air intake that mixes wind airduct 14 left ends is fixedly mounted on the installing port, the outlet air end that mixes wind airduct 14 right-hand members is fixedly mounted on the boiler fan 4, like this, by adjusting the unlatching of hot blast control valve 11 and cold wind control valve 12, can control the temperature of air.
Shown in accompanying drawing 1,2, on horizontal tube 9, be installed with the diagonal flow fan 3 that communicates with the hot-blast main inner chamber, like this, diagonal flow fan 15 can be come the suction of the air in the air preheater 2.
Shown in accompanying drawing 1,2, the hot blast control valve is that hot blast is regulated butterfly valve, and cold wind control valve 11 is regulated butterfly valve for cold wind.
Above technical characterictic has constituted most preferred embodiment of the present utility model, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
Claims (9)
1. injection boiler adjustable air preheating device, it is characterized in that comprising boiler furnace, air preheater, hot-blast main, boiler fan and base, upper end at boiler furnace is fixed with chimney, top at boiler furnace is installed with air preheater, preheating cavity is arranged in air preheater, left end at air preheater has the air inlet that communicates with preheating cavity, right-hand member at air preheater has the air outlet that communicates with preheating cavity, the pipe that at least one communicates up and down is installed in preheating cavity, the air intake and the air outlet of hot-blast main left end are fixedly installed togather, the outlet air end of hot-blast main right-hand member is fixedly mounted on the boiler fan, and boiler fan is fixed in the base.
2. injection boiler adjustable air preheating device according to claim 1, it is characterized in that hot-blast main comprises horizontal tube and VERTICAL TUBE, the outlet air end of the air intake of horizontal tube left end and air preheater right-hand member is fixedly installed togather, the right-hand member of horizontal tube is fixed together and communicates with the upper end of VERTICAL TUBE, on VERTICAL TUBE, be installed with hot blast control valve and cold wind control valve from top to bottom in regular turn, there is the cold wind import lower end of VERTICAL TUBE, on the VERTICAL TUBE between hot blast control valve and the cold wind control valve, installing port is arranged, between VERTICAL TUBE and boiler fan, the wind of mixing airduct is arranged, the air intake that mixes wind airduct left end is fixedly mounted on the installing port, and the outlet air end that mixes wind airduct right-hand member is fixedly mounted on the boiler fan.
3. injection boiler adjustable air preheating device according to claim 1 and 2 is characterized in that being installed with on the horizontal tube diagonal flow fan that communicates with the hot-blast main inner chamber.
4. injection boiler adjustable air preheating device according to claim 2 is characterized in that the hot blast control valve is that hot blast is regulated butterfly valve.
5. injection boiler adjustable air preheating device according to claim 3 is characterized in that the hot blast control valve is that hot blast is regulated butterfly valve.
6. injection boiler adjustable air preheating device according to claim 2 is characterized in that the cold wind control valve is that cold wind is regulated butterfly valve.
7. injection boiler adjustable air preheating device according to claim 3 is characterized in that the cold wind control valve is that cold wind is regulated butterfly valve.
8. injection boiler adjustable air preheating device according to claim 4 is characterized in that the cold wind control valve is that cold wind is regulated butterfly valve.
9. injection boiler adjustable air preheating device according to claim 5 is characterized in that the cold wind control valve is that cold wind is regulated butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200040871U CN202048589U (en) | 2011-01-07 | 2011-01-07 | Adjustable air preheating device of steam injection boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200040871U CN202048589U (en) | 2011-01-07 | 2011-01-07 | Adjustable air preheating device of steam injection boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202048589U true CN202048589U (en) | 2011-11-23 |
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ID=44988896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200040871U Expired - Lifetime CN202048589U (en) | 2011-01-07 | 2011-01-07 | Adjustable air preheating device of steam injection boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202048589U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485710A (en) * | 2014-10-09 | 2016-04-13 | 中国石油化工股份有限公司 | Air preheating method for waste sulfuric acid splitting process |
-
2011
- 2011-01-07 CN CN2011200040871U patent/CN202048589U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485710A (en) * | 2014-10-09 | 2016-04-13 | 中国石油化工股份有限公司 | Air preheating method for waste sulfuric acid splitting process |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111123 |
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| CX01 | Expiry of patent term |