CN2699132Y - Bottom combustion normal pressure gas boiler - Google Patents
Bottom combustion normal pressure gas boiler Download PDFInfo
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- CN2699132Y CN2699132Y CN 200420031521 CN200420031521U CN2699132Y CN 2699132 Y CN2699132 Y CN 2699132Y CN 200420031521 CN200420031521 CN 200420031521 CN 200420031521 U CN200420031521 U CN 200420031521U CN 2699132 Y CN2699132 Y CN 2699132Y
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Abstract
The utility model relates to a gas boiler, particularly to a bottom-combustion normal-pressure gas boiler which can make the gas combusted at the bottom and sufficiently combusted without smoke or dust and provide high-temperature steam. The utility model has the technical scheme that the bottom-combustion normal-pressure gas boiler comprises a coal feeding chamber, a hearth, a flue and a steam pipe, wherein a heating pipe and a superheater are arranged in the hearth. The utility model is characterized in that a combustion-supporting steam spraying pipe is arranged in the coal feeding chamber and is connected with the steam pipe, and a steam hole is arranged on the combustion-supporting steam spraying pipe; the flue is connected with a dust removing and desulfurizing device. The utility model has the advantages of bottom combustion of gas, normal-pressure safety, simple structure, convenient installation, stable combustion, energy saving, environmental protection and no smoke or dust, and the utility model can provide the high-temperature steam of about 120 to 220 DEG C for production and life; combustion supporting prolongs combustion time which is prolonged to three hours from original two hours, the utility model saves energy by 40%, reduces the discharge capacity of SO2 by 25% and removes the dust by 100%.
Description
Technical field
The utility model relates to a kind of gas boiler, relates in particular to a kind of combustion that can make under the coal gas, and it is fully burnt, and smokeless and dust free can provide a kind of normal pressure gas of combustion down boiler of 120-220 ℃ of high-temperature steam.
Background technology
At present society goes up that the middle and small burn coal boiler that uses is most of to act as a fuel with diffusing coal and moulded coal, exceeds national standard with diffusing coal pollutant emission, contaminated environment, and shortcoming such as the thermal efficiency is low; If there are shortcomings such as the moulded coal calorific value is low, boiler volume big, it is slow to heat up, boiler slag carbon content is many, investment is high, transportation inconvenience with moulded coal, and society goes up, and the normal-pressure boiler efficient of using is low, burning is insufficient, water and vapor (steam) temperature that boiler export is discharged are low, does not satisfy the needs of actual use high-temperature steam.
The utility model content
Technical problem to be solved in the utility model provides a kind of normal pressure gas of combustion down boiler, purpose is the coal gas combustion down that the coal that looses is produced, fully burning, and can provide 120-220 ℃ high-temperature steam, thereby can satisfy current requirement, both energy savings, environment protection standard, simple to operate, can under normal pressure, use the needs of high-temperature steam again.
In order to solve the problems of the technologies described above, the utility model is achieved in that a kind of normal pressure gas of combustion down boiler, comprise and be provided with heat pipe and superheater in coal chamber, burner hearth, flue, steam pipe, the burner hearth, it is characterized in that being provided with combustion-supporting steam jet in that coal is indoor, combustion-supporting steam jet connects steam pipe, and combustion-supporting steam jet is provided with steam hole; Flue is connected with dust removing desulfurizing device.
Above-mentioned flue is provided with water jacket.
Above-mentioned superheater can be the disk-shaped tube shape.
Above-mentioned dust removing desulfurizing device is to be made of following structure: water is equipped with in dust removing desulfurizing device inside, and is provided with dividing plate, and a side of dividing plate is that gas approach is connected with flue, and the opposite side of dividing plate is an exhanst gas outlet, and exhanst gas outlet is provided with the accent windscreen.
The utility model has the advantages of and be: combustion under the coal gas, safety normal-pressure, simple in structure, easy for installation, flameholding, smokeless and dust free, energy-conserving and environment-protective, producing and about the 120-220 of providing in life ℃ high-temperature steam.Combustion-supporting prolongation burning time, burnt originally 2 hours, incendivity is 3 hours now, saves the energy 40%, SO
2Discharge capacity can descend 25%, dedusting 100%.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the structure chart of superheater among Fig. 1.
Fig. 4 is the vertical view of dust removing desulfurizing device.
Among the figure 1, lower fire grating; 2, air distribution outlet; 3, front furnace; 4, logical burner; 5, upper hose fire grate; 6, breast hole; 7, coal filling hole; 8, coal chamber; 9, both sides air distribution windscreen; 10, combustion-supporting steam jet; 11, auxiliary flue; 12, vaporium; 13, flue; 14, flue water jacket; 15, vertical cylindrical shell; 16, deflection plate; 17, rear hearth; 18, superheater; 19, water; 20, dust removing desulfurizing device; 21, horizontal side's body; 22, heat pipe; 23, following air distribution windscreen; 24, go up the air distribution windscreen; 25, dedust mouth; 26, furnace roof; 27, flange; 28, steam pipe; 29, valve; 30, combustion-supporting control valve; 31, superheater output; 32, gas approach; 33, dividing plate; 34, exhanst gas outlet; 35, water pipe; 36, tank.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Following combustion normal pressure gas upper boiler branch among the figure is vertical cylindrical shell 15, and the lower part is horizontal side's body 21.Vertical cylindrical shell 15 is made up of furnace roof 26, vaporium 12, flue 13.One end of flue 13 is communicated with rear hearth 17, and the other end is communicated with dust removing desulfurizing device 20.Be communicated with by water pipe 35 between the outer flue water jackets 14 that are arranged with of flue 13, flue water jacket 14 and boiler; Horizontal side's body 21 is made up of two parts, the front is coal chamber 8 and front furnace 3, the back is a rear hearth 17, be provided with combustion-supporting steam jet 10 in the coal chamber 8, combustion-supporting steam jet 10 is provided with combustion-supporting control valve 30, leave steam hole on the combustion-supporting steam pipe 10, the front of coal chamber 8 is provided with coal filling hole 7, coal filling hole 7 is provided with air distribution windscreen 24, the both sides of coal chamber 8 are provided with both sides air distribution windscreen 9, below coal filling hole 7, be provided with breast hole 6, be provided with upper hose fire grate 5 below the coal chamber 8, be provided with front furnace 3 below the upper hose fire grate 5, the front of front furnace 3 is provided with air distribution outlet 2, air distribution outlet 2 is provided with down air distribution windscreen 23, the back of front furnace 3 is provided with logical burner 4, be provided with lower fire grating 1 below the front furnace 3, be provided with tank 36 below the lower fire grating 1, front furnace 3 is communicated with rear hearth 17 by logical burner 4, the top of rear hearth 17 is provided with deflection plate 16, at the top of coal chamber 8 and be provided with between the rear hearth 17 at deflection plate position and be provided with auxiliary flue 11, auxiliary flue 11 also can be directly arranged between coal chamber 8 and the rear hearth 17.Also be provided with dedust mouth 25 at the position that is provided with deflection plate 16, be provided with superheater 18 and heat pipe 22 below deflection plate 16, superheater 18 and heat pipe 22 also can be placed on arbitrary position of burner hearth, and its arrangement can be orderly, also can be unordered.Superheater 18 is dish type tubuloses, and an end is that superheater output 31 links to each other with the user, and the other end is communicated with an end of steam pipe 28, and the other end of steam pipe 28 is communicated with vaporium 12 by flange 27.Be provided with valve 29 between the bottom of steam pipe 28 and vaporium 12.Wherein coal filling hole 7 and last air distribution windscreen 24 also can be located at the both sides and the top of coal chamber 8.
Above-mentioned dust removing desulfurizing device 20 is to be made of following structure: water 19 is housed in the dust removing desulfurizing device 20, inside is provided with dividing plate 33, one side of dividing plate 33 is that gas approach 32 is connected with flue 13, and the opposite side of dividing plate 33 is exhanst gas outlets 34, and exhanst gas outlet 34 is provided with the accent windscreen.
Operation principle of the present utility model: coal converts coal gas in the coal chamber to through the coal gasification and burns downwards, through steam added combustion, produce high-quality coal gas and burn, the heat of generation passes to boiler by logical burner, heat pipe, deflection plate, superheater, heating surface, for boiler is heated.The boiler top is hot water and saturated vapor, wherein saturated vapor flows out from steam pipe, enter into superheater, because superheater is heated in burner hearth, make saturated vapor carry out secondary heating,, can reach about 120 ℃-220 ℃ so improved the temperature of saturated vapor through superheater, the effect of controlled valve is to allow maintain a little moisture content in the superheater, prevents that superheater temperature is too high and damages.
Claims (4)
1, a kind of normal pressure gas of combustion down boiler, comprise heat pipe (22) and superheater (18) in coal chamber (8), burner hearth (3,17), flue (13), steam pipe (28), the burner hearth, it is characterized in that in coal chamber (8), being provided with combustion-supporting steam jet (10), combustion-supporting steam jet (10) connects steam pipe (28), and combustion-supporting steam jet (10) is provided with steam hole; Flue (13) is connected with dust removing desulfurizing device (20).
2, according to the described combustion down of claim 1 normal pressure gas boiler, it is characterized in that flue (13) is provided with water jacket (14).
3, according to the described combustion down of claim 1 normal pressure gas boiler, it is characterized in that superheater (18) is the dish type tubulose.
4, according to the described combustion down of claim 1 normal pressure gas boiler, it is characterized in that dust removing desulfurizing device (20) is to be made of following structure: water is equipped with in dust removing desulfurizing device (20) inside, and be provided with dividing plate (33), one side of dividing plate (33) is that gas approach (32) is connected with flue (13), the opposite side of dividing plate (33) is exhanst gas outlet (34), and exhanst gas outlet (34) is provided with the accent windscreen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420031521 CN2699132Y (en) | 2004-05-17 | 2004-05-17 | Bottom combustion normal pressure gas boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420031521 CN2699132Y (en) | 2004-05-17 | 2004-05-17 | Bottom combustion normal pressure gas boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2699132Y true CN2699132Y (en) | 2005-05-11 |
Family
ID=34772469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420031521 Expired - Fee Related CN2699132Y (en) | 2004-05-17 | 2004-05-17 | Bottom combustion normal pressure gas boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2699132Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100594332C (en) * | 2008-07-03 | 2010-03-17 | 左为干 | Coal-burning boiler energy-saving method and apparatus |
| CN103398467A (en) * | 2013-07-18 | 2013-11-20 | 天津市正焱节能采暖设备有限公司 | High-heat efficiency hot-water boiler with function o f multi-stage heating |
-
2004
- 2004-05-17 CN CN 200420031521 patent/CN2699132Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100594332C (en) * | 2008-07-03 | 2010-03-17 | 左为干 | Coal-burning boiler energy-saving method and apparatus |
| CN103398467A (en) * | 2013-07-18 | 2013-11-20 | 天津市正焱节能采暖设备有限公司 | High-heat efficiency hot-water boiler with function o f multi-stage heating |
| CN103398467B (en) * | 2013-07-18 | 2015-10-07 | 天津市正焱节能采暖设备有限公司 | A kind of multisection type heat hot water boiler of high thermal effect |
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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: 20050511 Termination date: 20100517 |