CN201391907Y - Straw gasifying furnace - Google Patents
Straw gasifying furnace Download PDFInfo
- Publication number
- CN201391907Y CN201391907Y CN200920093094U CN200920093094U CN201391907Y CN 201391907 Y CN201391907 Y CN 201391907Y CN 200920093094 U CN200920093094 U CN 200920093094U CN 200920093094 U CN200920093094 U CN 200920093094U CN 201391907 Y CN201391907 Y CN 201391907Y
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- gas
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- fuel gas
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model discloses a straw gasifying furnace which comprises a furnace body, a hearth, a sealed furnace cover, a grate and a sealed dust removing door of a dust collecting chamber, wherein a fuel gas outlet which is arranged at the upper part of the hearth is communicated with a gas inlet of a fuel gas purifying cooler, a gas outlet of the fuel gas purifying cooler is communicated with a stove fuel gas pipeline, the lower part of the hearth is provided with wind inlet orifices or wind inlet pipes, a fan is arranged, and a water inlet and a water outlet are arranged on a water leg body which is arranged outside the furnace body. The straw gasifying furnace is characterized in that at least one row of the wind inlet orifices or the wind inlet pipes are arranged in a tangential direction at the lower part of the hearth, a wind distributing and preheating chamber which is communicated with the wind inlet orifices or the wind inlet pipes of the hearth is arranged between the lower part of the hearth and the furnace body, and a wind outlet of the fan is communicated with the wind distributing and preheating chamber; a stove wind supply pipeline is communicated with the wind distributing and preheating chamber; a fuel gas collecting chamber is arranged at the position of the fuel gas outlet at the upper part of the hearth, and an ash damper is arranged at the gas inlet side of the fuel gas collecting chamber. The straw gasifying furnace has the advantages of self-preheating wind supply, more effective energy utilization, good fuel gas gasifying quality, large yield, quick flow speed, low gas production cost and the like.
Description
Technical field
The utility model belongs to the combustion apparatus field, is a kind of stalk gasifier.
Background technology
Existing stalk gasifier is by body of heater, burner hearth is set in body of heater, roof of the furnace and bell are tightly connected, the burner hearth lower end is provided with fire grate, the cavity of fire grate lower end is an ash-falling chamber, be provided with the ash door of sealing in ash-falling chamber, be provided with gas outlet in upper furnace, gas outlet is communicated with gas-purification cooler air inlet, gas-purification cooler gas outlet is communicated with the kitchen range fuel gas pipeline, the fresh air inlet or the blast pipe that are provided with in lower furnace portion are communicated with the air outlet of blower fan, are provided with the water leg body outside body of heater, be provided with water inlet and delivery port and form on the water leg body.It is for people to use that it can make stalk be converted into fuel gas, but because blower fan directly is communicated with burner hearth by fresh air inlet or blast pipe, and what blow in burner hearth is cold wind, be unfavorable for the drying and the burning of the bottom stalk of the interior accumulation of burner hearth; Again because fresh air inlet or blast pipe are isometrical hole or the straight tube of a row, can not produce and have wind energy upwards, make the dry combustion-supporting wind energy undercapacity with burning of oxide layer stalk, need to increase power of fan, this has increased the aerogenesis cost undoubtedly; This air distribution structure is if use the small-power blower fan can directly influence gasification quality, combustion gas output and the gas flow rate of combustion gas.
Summary of the invention
Technical problem to be solved in the utility model is, prior art is improved, and provides a kind of from the preheating air-supply, the more efficient use energy, and the gasification quality of combustion gas is good, output is big, flow velocity is fast, the stalk gasifier that the aerogenesis cost is low.
Solving the technical scheme that its technical problem takes is: a kind of stalk gasifier, it comprises body of heater, the burner hearth that in body of heater, is provided with, roof of the furnace and bell are tightly connected, the burner hearth lower end is provided with fire grate, the cavity of fire grate lower end is an ash-falling chamber, be provided with the ash door of sealing in ash-falling chamber, be provided with gas outlet in upper furnace, gas outlet is communicated with gas-purification cooler air inlet, and gas-purification cooler gas outlet is communicated with the kitchen range fuel gas pipeline, in lower furnace portion fresh air inlet or blast pipe is set, be provided with blower fan, outside body of heater, be provided with the water leg body, on the water leg body, be provided with water inlet and delivery port, it is characterized in that: at least one row's fresh air inlet or blast pipe tangentially are set in lower furnace portion, be provided with the air distribution preheating chamber that communicates with burner hearth air inlet or blast pipe between lower furnace portion and body of heater, the air outlet of blower fan is communicated with the air distribution preheating chamber.The air-supply pipeline of kitchen range is communicated with the air distribution preheating chamber.Gas outlet in upper furnace is provided with collection fuel chamber, is provided with dust block board at the air inlet side that collects fuel chamber.
Stalk gasifier of the present utility model, owing in lower furnace portion at least one row's fresh air inlet or blast pipe are set tangentially, the wind energy that it can make blower fan blow out produces spiral lift and acts in the burner hearth; Because be provided with the air distribution preheating chamber that communicates with burner hearth air inlet or blast pipe between lower furnace portion and body of heater, the air outlet of blower fan is communicated with the air distribution preheating chamber, make wind that blower fan blows out by the high temperature preheating of burner hearth; The air-supply pipeline of kitchen range is communicated with the air distribution preheating chamber, helps the gas gasification burning; Gas outlet in upper furnace is provided with collection fuel chamber, is provided with dust block board at the air inlet side that collects fuel chamber, can stop dust to be sneaked in the combustion gas.Have from preheating air-supply, can the more efficient use energy, the gasification quality of combustion gas is good, output is big, flow velocity is fast, the aerogenesis low cost and other advantages.
Description of drawings
Fig. 1 looks schematic diagram for gasifying stalk furnace structure master.
Fig. 2 is that I amplifies cross-sectional schematic among Fig. 1.
Fig. 3 is an A-A generalized section among Fig. 2.
Among the figure: 1 body of heater, 2 burner hearths, 3 ash doors, 4 ash-falling chamber, 5 fire grates, 6 burner hearth air inlet or blast pipes, 7 blower fans, 8 gas outlets, 9 bells, 10 water inlets, 11 water leg bodies, 12 delivery ports, 13 send Gas Pipe, 14 gas-purification coolers, 15 chimneys, 16a is put gas fume valve, the 17b sewage draining valve, 18c is controlled burnt gas valve, 19 ajutages, 20d is controlled air valve, 21 kitchen range, 22 collection fuel chamber, 23 dust block boards, 24 air distribution preheating chambers, 25 kitchen range fuel gas pipelines, 26 dirt collecting tanks.
The specific embodiment
Utilize drawings and Examples that the utility model is further described below.
With reference to Fig. 1-3, stalk gasifier of the present utility model has body of heater 1, the burner hearth 2 that is provided with in body of heater 1, burner hearth 2 tops and bell 9 are tightly connected, burner hearth 2 lower ends are provided with fire grate 5, and the cavity of fire grate 5 lower ends is an ash-falling chamber 4, are provided with the ash door 3 of sealing in ash-falling chamber 4.Be provided with gas outlet 8 on burner hearth 2 tops, gas outlet 8 is communicated with gas-purification cooler 14 air inlets by sending Gas Pipe 13, gas-purification cooler 14 gas outlets are communicated with the fuel gas pipeline 25 of kitchen range 21, on the fuel gas pipeline 25 of kitchen range 21, be provided with control burnt gas valve 18c, be connected with dirt collecting tank 26 in the fuel gas pipeline 25 straight tube lower ends of kitchen range 21.On the chimney 15 on gas-purification cooler 14 tops, be provided with and put gas fume valve 16a, on the blow-off pipe of gas-purification cooler 14 lower ends, be provided with sewage draining valve 17b.In burner hearth 2 lower tangential at least one row's fresh air inlet or blast pipe 6 are set, are provided with the air distribution preheating chamber 24 that communicates with burner hearth 2 air inlets or blast pipe 6 between burner hearth 2 bottoms and body of heater 1, the air outlet of blower fan 7 is communicated with air distribution preheating chamber 24.The air-supply pipeline 19 of kitchen range 21 is provided with control air valve 20d, and the air-supply pipeline 19 of kitchen range 21 is communicated with air distribution preheating chamber 24.Be provided with collection fuel chamber 22 at gas outlet 8 places on burner hearth 2 tops, be provided with dust block board 23 at the air inlet side that collects fuel chamber 22.Outside body of heater 1, be provided with water leg body 11, on water leg body 11, be provided with water inlet 10 and delivery port 12.The heat exchange water of water leg body 11 can be used as domestic water or heating water.
The required raw material of stalk gasifier of the present utility model is very extensive, and the cot of vegetable seeds, stalk, saw foam, wood shavings etc. all can.During use, at first bell 9 is taken off, raw material is packed in the burner hearth 2, and appropriate compacting, leave product combustion gas space on burner hearth 2 tops, light bottom raw material in the burner hearth 2, blower fan 7 produces CO2, and emits a large amount of heats by tangent air inlet or blast pipe 6 blowing-in and combustion-supporting in burner hearth 2 of burner hearth 2, fire box temperature is improved rapidly, high-temperature gas to down and on pass raw material layer, with the raw material carbonization, thermal cracking and drying, the carbon in the raw material, protium becomes carbon monoxide, hydrogen, the fuel gas of methane, fuel gas enters in the collection fuel chamber 22 that is provided with on burner hearth 2 tops, again in gas outlet 8 enters gas-purification cooler 14.Before using kitchen range 21, that opens chimney 15 puts gas fume valve 16a, and non-flammable compressive gas moment is bled off, and closes and puts gas fume valve 16a, control air valve 20d on the control burnt gas valve 18c of the fuel gas pipeline 25 of unlatching kitchen range 21 and the air-supply pipeline 19 of kitchen range 21 lights combustion gas for using.
Claims (3)
1. stalk gasifier, it comprises body of heater, the burner hearth that in body of heater, is provided with, roof of the furnace and bell are tightly connected, the burner hearth lower end is provided with fire grate, the cavity of fire grate lower end is an ash-falling chamber, be provided with the ash door of sealing in ash-falling chamber, be provided with gas outlet in upper furnace, gas outlet is communicated with gas-purification cooler air inlet, and gas-purification cooler gas outlet is communicated with the kitchen range fuel gas pipeline, in lower furnace portion fresh air inlet or blast pipe is set, be provided with blower fan, outside body of heater, be provided with the water leg body, on the water leg body, be provided with water inlet and delivery port, it is characterized in that: at least one row's fresh air inlet or blast pipe tangentially are set in lower furnace portion, be provided with the air distribution preheating chamber that communicates with burner hearth air inlet or blast pipe between lower furnace portion and body of heater, the air outlet of blower fan is communicated with the air distribution preheating chamber.
2. a kind of stalk gasifier according to claim 1 is characterized in that: the air-supply pipeline of kitchen range is communicated with the air distribution preheating chamber.
3. a kind of stalk gasifier according to claim 1 is characterized in that: the gas outlet in upper furnace is provided with collection fuel chamber, is provided with dust block board at the air inlet side that collects fuel chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920093094U CN201391907Y (en) | 2009-03-03 | 2009-03-03 | Straw gasifying furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920093094U CN201391907Y (en) | 2009-03-03 | 2009-03-03 | Straw gasifying furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201391907Y true CN201391907Y (en) | 2010-01-27 |
Family
ID=41598731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920093094U Expired - Fee Related CN201391907Y (en) | 2009-03-03 | 2009-03-03 | Straw gasifying furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201391907Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296412A (en) * | 2019-03-27 | 2019-10-01 | 湖南大学 | The mating hot-water boiler complete set of equipments of gasification furnace |
| CN111286363A (en) * | 2020-02-18 | 2020-06-16 | 安徽省金泰生物气化设备科技有限公司 | Wind-oxygen boosting low-temperature anaerobic biomass gasification furnace |
-
2009
- 2009-03-03 CN CN200920093094U patent/CN201391907Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296412A (en) * | 2019-03-27 | 2019-10-01 | 湖南大学 | The mating hot-water boiler complete set of equipments of gasification furnace |
| CN110296412B (en) * | 2019-03-27 | 2024-09-20 | 湖南大学 | Complete equipment of hot water boiler matched with gasification furnace |
| CN111286363A (en) * | 2020-02-18 | 2020-06-16 | 安徽省金泰生物气化设备科技有限公司 | Wind-oxygen boosting low-temperature anaerobic biomass gasification furnace |
| CN111286363B (en) * | 2020-02-18 | 2021-11-12 | 安徽省金泰生物气化设备科技有限公司 | Wind-oxygen boosting low-temperature anaerobic biomass gasification furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20140303 |