CN201032203Y - Biomass gasification stoves - Google Patents
Biomass gasification stoves Download PDFInfo
- Publication number
- CN201032203Y CN201032203Y CNU2007201430017U CN200720143001U CN201032203Y CN 201032203 Y CN201032203 Y CN 201032203Y CN U2007201430017 U CNU2007201430017 U CN U2007201430017U CN 200720143001 U CN200720143001 U CN 200720143001U CN 201032203 Y CN201032203 Y CN 201032203Y
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- CN
- China
- Prior art keywords
- furnace
- pipe
- gas
- threeway
- cannelure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002028 Biomass Substances 0.000 title claims description 15
- 238000002309 gasification Methods 0.000 title abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 47
- 239000000567 combustion gas Substances 0.000 claims description 19
- 239000000779 smoke Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 2
- 238000004140 cleaning Methods 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 239000003546 flue gas Substances 0.000 description 7
- 239000002737 fuel gas Substances 0.000 description 6
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 241000209140 Triticum Species 0.000 description 4
- 235000021307 Triticum Nutrition 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000003670 easy-to-clean Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000004579 marble Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 235000021152 breakfast Nutrition 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Solid-Fuel Combustion (AREA)
Abstract
The utility model discloses a biological gasification stove used in the field of combustion stove equipment and device. The biological gasification stove comprises a gas generation tank (2), a blower (15), and a gas stove (17). The upper end of the lower stove body (23) of the gas stove is provided with an annular groove (21); a steel net (20) is arranged on the heave of the bottom wall (22) of the annular groove; a filtration material (18) is arranged on the steel net (20); the bottom of the gas stove (17) is provided with a slag-discharging pipe (24); the slag-discharging pipe (24), a tee-joint (25) and a pipe plug (26) form a ''U''-shaped pipeline; an upper stove body (16) and the lower stove body (23) are sealed by water in the annular groove (21). The utility model has the advantages of the simple structure, the small occupied space, the low production cost, the easiness of cleaning and replacement of the filtration material and so on; the utility model is in particular suitable for rural families.
Description
Affiliated technical field
The utility model relates to the combustion furnace preparation facilities, more particularly is a kind of biomass gasifying furnace that the solid-state biomass raw material is converted to fuel gas.
Background technology
Crop stalk, wood chip, wheat (rice) stalks of rice, wheat, etc. etc., these solids are referred to as living beings, and their common abandoneds or directly burning so not only waste energy, and contaminated environment.And simultaneously, cook, warm oneself with coal or coal gas, concerning the many rural households of China, still a bigger economy is paid.Obviously, living beings being converted to fuel gas is the direction that solves this contradiction.For this reason, domestic the early 1980s, begun to have invented various biomass gasifying furnaces based on the living beings of crop stalk gasification research, but all because of existing in various degree technical problem to fail wide popularization and application.
The biomass gasifying furnace of Xiao Shouing in the market, mainly form by body of heater, flue gas cleaner, gas kitchen range, the body of heater top is provided with the charging aperture of with closure, the bottom is provided with the fire door of with closure, the body of heater inner chamber is the bin stock vaporizer, have the transverse air-intake mouth in the body of heater bottom, this transverse air-intake mouth communicates with blast pipe; Have venthole in upper of furnace body, this venthole connects flue gas cleaner and gas kitchen range successively by pipeline.During use, from fire door the living beings in the furnace chamber are lighted earlier, closed furnace door then, the charging aperture of determining the body of heater top is sealed, in stove, dry by blast pipe with air blast again, living beings in stove combustion gasification under anaerobic condition produces fuel gas, purifies the back by flue gas cleaner and leads to the burning of gas kitchen range.Its weak point is that the flue gas cleaner design is complicated, high, the inner filtration facility of production cost is not easy to clean or change, and independently flue gas cleaner takies usage space.
Summary of the invention
The purpose of this utility model provides the filtration facility that a kind of flue gas cleaner is simple in structure, production cost is low, inner and is easy to clean or change, and the less biomass gasifying furnace that takes up room.
For achieving the above object, the technical scheme that the utility model is taked is: this biomass gasifying furnace, comprise combustion gas generation tank, air blast, gas furnace, upper portion side wall at the combustion gas generation tank is provided with the escape pipe that is communicated with burner hearth, this escape pipe connects a threeway, an outlet of this threeway is communicated with the chimney that is provided with exhaust smoke valve, and another outlet is communicated with by the air inlet pipe of intake valve with the gas furnace bottom; The air port of air blast connects a threeway, and an outlet of this threeway is communicated with the ajutage of combustion gas generation tank bottom, and another outlet is communicated with the blast pipe on gas furnace top by the air intake valve; Gas furnace is made up of upper furnace body and lower furnace body, upper end at the gas furnace lower furnace body is provided with cannelure, the inwall of this cannelure is higher than outer wall, the diapire of cannelure is to the body of heater central protuberance, steel mesh is placed on the diapire projection of described cannelure, to between the steel mesh, place filtering material in the upper end of cannelure inwall; Be provided with a blow-off pipe in the bottom of gas furnace, this blow-off pipe one end communicates with the furnace bottom of gas furnace, and the other end connects a threeway, a mouth of pipe pipe plug shutoff of threeway, and another mouth of pipe is upwards; The lower end of upper furnace body is placed in the cannelure of lower furnace body upper end and uses water-stop.
Because filtering material only need be placed on the inside of gas furnace, needn't outside stove, set up the device that purifies flue gas, simultaneously because employed filtering material can be raw materials such as the cobblestone of being stained with basic matterial, glass marble, therefore, the utility model compared with prior art, have simple in structure, less, advantage such as production cost is low takes up space.In addition, carry out water-stop by cannelure between the upper and lower body of heater of gas furnace, make the utility model separate upper and lower body of heater, thereby be more convenient for filtering material is cleaned, changes than prior art is easier.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present utility model.Combustion gas generation tank among the figure is a half section, and gas furnace is a full section, and all pipelines are all by not cuing open drafting.
Fig. 2 is the vertical view of the gas furnace among Fig. 1.
Fig. 3 is the vertical view after the gas furnace among Fig. 1 is removed filtering material in upper furnace body and the body of heater.
Fig. 4 is the partial enlarged view at A place among Fig. 1.
The specific embodiment
As shown in Figure 1, this biomass gasifying furnace comprises combustion gas generation tank 2, air blast 15, gas furnace 17, and the burner hearth 7 of combustion gas generation tank 2 is warded off by seat clay 8, is provided with the charge door of with closure 3 at the top of combustion gas generation tank 2, burner hearth 7 bottoms are provided with fire bars 9, and fire bars is for 9 times an ash hole 1; Upper portion side wall at combustion gas generation tank 2 is provided with the escape pipe 4 that is communicated with burner hearth 7, this escape pipe 4 connects a threeway, an outlet of this threeway is communicated with the chimney 6 that is provided with exhaust smoke valve 5, and another outlet is communicated with the air inlet pipe 14 of gas furnace 17 bottoms by intake valve 13; The air port of air blast 15 connects a threeway, and an outlet of this threeway is communicated with the ajutage 10 of combustion gas generation tank bottom, and another outlet is communicated with the blast pipe 12 on gas furnace 17 tops by air intake valve 11.As shown in Figure 1 and Figure 2, the axis of the blast pipe 12 that is communicated with gas furnace 17 is the axis by gas furnace not preferably, promptly adopt the form of sidewall air intake, can in gas furnace, form eddy flow like this, make from the combustion gas of air inlet pipe 14 and can evenly mix fast with air from blast pipe 12, thereby fuel gas is fully burnt, both saved fuel gas, reduce pollution again air.
As shown in Figure 1, gas furnace 17 is made up of upper furnace body 16 and lower furnace body 23.As Fig. 1, Fig. 3, shown in Figure 4, be provided with cannelure 21 in the upper end of gas furnace lower furnace body 23, the inwall 19 of this cannelure is higher than outer wall, and the diapire 22 of cannelure is to the body of heater central protuberance, and steel mesh 20 is placed on diapire 22 projectioies of described cannelure.To between the steel mesh 20, place filtering material 18 in the upper end of cannelure inwall 19, be used to purify the combustion gas that enters from air inlet pipe 14, this filtering material can be the cobblestone of being stained with basic matterial, glass marble etc., also can be directly with block basic matterial.The lower end of upper furnace body 16 is placed in the cannelure 21 of lower furnace body 23 upper ends, during use water is injected in the cannelure 21, get final product the upper and lower body of heater of water-stop gas furnace, adopt this sealing means, can very easily separately take out filtering material 18 and steel mesh 20 and clean, change or steel mesh is repaired upper and lower body of heater.Be provided with a blow-off pipe 24 in the bottom of gas furnace 17, these blow-off pipe 24 1 ends communicate with the furnace bottom of gas furnace 17, and the other end connects a threeway 25, mouth of pipe pipe plug 26 shutoff of threeway 25, and another mouth of pipe is upwards; Blow-off pipe 24, threeway 25 are formed " U " shape pipeline with pipe plug 26, when refuses such as the water that the fuel gas in the gas furnace is produced after filtering, tar are discharged, also play the sealing gas furnace, prevent the effect that combustion gas is overflowed from leakage fluid dram; When blow-off pipe 24 stops up, can open 26 pairs of threeways 25 of pipe plug and blow-off pipe and clear up.
The utility model operating process is as follows:
During first the use,, open exhaust smoke valve 5 with ash hole 1 sealing of combustion gas generation tank, close intake valve 13 that leads to the gas furnace bottom and the air intake valve 11 that leads to gas furnace top, in biomass material put into jar (covering pot bottom approximately get final product), light wooden unit then or other combustibles are put in the jar, startup blower fan air feed, after in case the fire in a stove before fuel is added is arranged, biomass material can be put in the jar, be added till the canful, then with seal cover 3 sealing charge doors, after about 2～3 minutes, gas furnace can be lighted a fire.
During the gas furnace igniting, earlier air blast is started 1～3 minute, close exhaust smoke valve 5 then, open the intake valve 13 that leads to the gas furnace bottom, open air intake valve 11 again, and the air inflow size of two valves regulated towards gas furnace top, up to can light fight reach flame size moderate till.Also can be simultaneously adjust the size that the speed of air blast be regulated flame with speed-regulating switch.
When gas furnace is ceased fire, will close towards the intake valve 13 of gas furnace bottom earlier, and close air intake valve 11 after a while, and exhaust smoke valve 5 is opened, close air blast then towards gas furnace top.
Generally speaking, 48 hours interior fires in a stove before fuel is added of combustion gas generation tank of truce can not extinguish.Extinguish and to light a fire again as the combustion gas generation tank fire in a stove before fuel is added, exhaust smoke valve 5 can be opened, remaining each valve cuts out, light jar interior living beings with the wooden unit of lighting or other combustibles from ash hole 1, close ash hole 1 after lighting, start air blast, after the chimney smoke, treat to close air blast after 2～3 minutes.
The employed biomass material of the utility model is preferably broken shape material such as wood chip, wheat (rice) stalks of rice, wheat, etc., as using dendritic material such as straw or branch, preferably makes its length less than 50mm.Should keep jar interior material full during use, to avoid the phenomenon of the biomass material appearance burning in the combustion gas generation tank as far as possible.
3～5 kilograms of raw materials of the every consumption of the utility model can make gas stove burning about 3 hours, can be particularly suitable for rural households and use for 3～5 mouthfuls of people's tame breakfast, lunch and dinner gas.
Claims (2)
1. biomass gasifying furnace, comprise combustion gas generation tank (2), air blast (15), gas furnace (17), upper portion side wall at combustion gas generation tank (2) is provided with the escape pipe (4) that is communicated with burner hearth (7), this escape pipe (4) connects a threeway, an outlet of this threeway is communicated with the chimney that is provided with exhaust smoke valve (5) (6), and another outlet is communicated with the air inlet pipe (14) of gas furnace (17) bottom by intake valve (13); The air port of air blast (15) connects a threeway, and an outlet of this threeway is communicated with the ajutage (10) of combustion gas generation tank bottom, and another outlet is communicated with the blast pipe (12) on gas furnace (17) top by air intake valve (11), it is characterized in that:
Gas furnace (17) is made up of upper furnace body (16) and lower furnace body (23), be provided with cannelure (21) in the upper end of gas furnace lower furnace body (23), the inwall of this cannelure (19) is higher than outer wall, the diapire of cannelure (22) is to the body of heater central protuberance, steel mesh (20) is placed on diapire (22) projection of described cannelure, to between the steel mesh (20), place filtering material (18) in the upper end of cannelure inwall (19); Be provided with a blow-off pipe (24) in the bottom of gas furnace (17), these blow-off pipe (24) one ends communicate with the furnace bottom of gas furnace (17), and the other end connects a threeway (25), mouth of pipe pipe plug (26) shutoff of threeway (25), and another mouth of pipe is upwards; The lower end of upper furnace body (16) is placed in the cannelure (21) of lower furnace body (23) upper end and uses water-stop.
2. biomass gasifying furnace according to claim 1 is characterized in that: the described blast pipe (12) that is communicated with gas furnace (17) is the sidewall air intake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201430017U CN201032203Y (en) | 2007-04-23 | 2007-04-23 | Biomass gasification stoves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201430017U CN201032203Y (en) | 2007-04-23 | 2007-04-23 | Biomass gasification stoves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201032203Y true CN201032203Y (en) | 2008-03-05 |
Family
ID=39164092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201430017U Expired - Fee Related CN201032203Y (en) | 2007-04-23 | 2007-04-23 | Biomass gasification stoves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201032203Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641880A (en) * | 2012-03-12 | 2012-08-22 | 罗江平 | Harmless gasification treating process for medical waste |
| CN104266229A (en) * | 2014-09-26 | 2015-01-07 | 黄保华 | Efficient biochar gasification furnace |
-
2007
- 2007-04-23 CN CNU2007201430017U patent/CN201032203Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641880A (en) * | 2012-03-12 | 2012-08-22 | 罗江平 | Harmless gasification treating process for medical waste |
| CN104266229A (en) * | 2014-09-26 | 2015-01-07 | 黄保华 | Efficient biochar gasification furnace |
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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: 20080305 Termination date: 20120423 |