CN201990637U

CN201990637U - Biomass gasifier device

Info

Publication number: CN201990637U
Application number: CN201120057478XU
Authority: CN
Inventors: 王印国; 王涛; 王赓
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-07
Filing date: 2011-03-07
Publication date: 2011-09-28
Anticipated expiration: 2021-03-07

Abstract

The utility model provides a biomass gasifier device which is used for solving the problem that coke tar of a biomass gasifier is not processed sufficiently. The technical scheme of the biomass gasifier device is as follows: the device comprises a gasifier and a converter, wherein the gasifier and the converter are communicated by a gas guide pipe, the improved converter is provided with a settling chamber, a primary filtering zone, a cooling chamber and a secondary filtering zone from the top down in sequence; the vertical part of the gas guide pipe passes through the secondary filtering zone, the cooling chamber and the primary filtering zone, the lower end of the gas guide pipe extends to the settling chamber, and the upper end of the gas guide pipe is arranged outside the upper cover of the converter; the cooling chamber is separated from the primary filtering zone and the secondary filtering zone by an upper partitioning plate and a lower portioning plate; cooling pipes are uniformly arranged in the cooling chamber; the upper and lower ends of each cooling pipe respectively pass through the upper and lower portioning plates; and an exhaust pipe is arranged at the upper part of the secondary filtering zone. The biomass gasifier device has the characteristics that the coke tar can be fully separated, a furnace is hard to be blocked, the ignition time is long, the requirements on biomass raw materials are low, the operation is easy, etc.

Description

A kind of biomass gasifying furnace device

Technical field

The utility model relates to the biomass gasifying furnace device of a kind of vapourizing furnace, particularly sufficient combustion, belongs to stove or kitchen range technical field.

Background technology

Biomass gasifying furnace is a kind of device that biomass is dissolved confession incendiary inflammable gas in the transfer of high-temperature gasification process.In Rural areas with a vast territory, there are every year biomass such as a large amount of agricultural crop straws, fallen leaves, weeds to produce, for biomass gasifying furnace provides competent raw material, effectively utilize these biomass, not only can solve the life in the countryside fuel problem, and avoid the environmental pollution that causes because of crop straw burning, thereby has bright development prospect.The use of biomass gasifying furnace in recent years is more widespread, and the advantage that is highlighted in the use is very obvious, but also has some problem demanding prompt solutions, handles insufficient as tar.Biomass follow the generation of inflammable gas inevitably can produce tar in gasification, are gaseous state during tar high temperature, mix with inflammable gas, are condensed into liquid state during low temperature, and separation and processing be difficulty very.Tar is handled insufficient meeting and is caused cooking stove to block, and influence cooking stove and normally use, and tar reduces the gasification burning utilization ratio greatly.In addition, problems such as biomass material drying property requirement high, continuous ignition time of weak point have also been restricted the universal use of biological gasification furnace.

The utility model content

Technical problem to be solved in the utility model is: provide a kind of tar to handle abundant, continuous ignition time of long biomass gasifying furnace device.

The alleged problem of the utility model is solved by following technical scheme:

A kind of biomass gasifying furnace device, comprise vapourizing furnace and convertor in the formation, describedly be communicated with by gas diversion tube between the two, its special feature is: described convertor sets gradually the settling chamber from the bottom to top, a filtrating area, cooling room, the secondary filtration district, the secondary filtration district is passed at the vertical position of described gas diversion tube, cooling room, a filtrating area, its lower end probes into the settling chamber, the upper end is positioned at outside the convertor loam cake, cooling room is by upper spacer, lower clapboard and a filtrating area, secondary filtration separates exhausted, uniform cooling tube in the cooling room, on each cooling tube, the lower end is passed respectively, lower clapboard is provided with vapor pipe on top, secondary filtration district.

Above-mentioned biomass gasifying furnace device, described vapourizing furnace comprises furnace wall, blower fan, blast tube, is provided with boiler clothing in the furnace wall, uniform breather hole on the boiler clothing, boiler clothing and twere leave the space, and described gas diversion tube inlet mouth is arranged on top, vapourizing furnace furnace wall.

Above-mentioned biomass gasifying furnace device is covered with the filler, settling chamber on the described convertor, the bottom, settling chamber is provided with settling chamber's water port; Described cooling room top is provided with filler pipe, and the cooling room bottom is provided with offlet.

Above-mentioned biomass gasifying furnace device, described blower fan is positioned at outside the furnace wall, and blower fan connects blast tube, and blast tube feeds in the vapourizing furnace, the terminal valve that connects of blast tube, equal qi-emitting hole on the valve.

The utility model is handled problem such as insufficient at existing gasifying biomass coke oven tar and is improved, principal feature is as follows: 1. the inflammable gas that enters convertor is through thrust-augmenting nozzle, initial gross separation contains particulate contamination and tar, then from the bottom to top through the settling chamber, filtrating area, cooling room, secondary filtration district, thoroughly isolate tar, impurity, high-quality inflammable gas is discharged, solve the high problem of the coal-tar middle oil content of inflammable gas; 2. be provided with the boiler clothing of mesh in the vapourizing furnace, steam and part tar separation in the elementary gas of biomass can be improved the dry flammable of biomass material, thereby reduce requirement, widened the use range of biomass gasifying furnace raw material drying.Compared with prior art, it is abundant to the utlity model has tar separation, and cooking stove is difficult for blocking, and ignition time is long, low to the biomass material requirement, characteristics such as easy handling.

Description of drawings

Fig. 1 is the utility model synoptic diagram;

Fig. 2 is the vertical view of Fig. 1.

Each label implication is as follows among the figure: 1. ash output hole, 2. blast tube, 3. valve, 4. blower fan, 5. furnace wall, 6. boiler clothing, 7. breather hole, 8. vapourizing furnace loam cake, 9. vapourizing furnace, 10. gas diversion tube, 11. convertors, 12. cooling room filler pipes, 13. vapor pipes, 14. secondary filtration districts, 15. upper spacer, 16. cooling rooms, 17. cooling tubes, 18. offlets, 19. lower clapboard, 20. filtrating areas, 21. settling chambers, 22. settling chamber's water port, filler, 23. settling chamber, 24. convertor loam cakes.

Embodiment

Referring to Fig. 1, Fig. 2, the utility model comprises vapourizing furnace 9 and convertor 11, and vapourizing furnace and convertor are communicated with by gas diversion tube 10, and wherein convertor is to handle the coal-tar middle oil key part of combustible gas, also is improvement main points of the present utility model.As seen from the figure, in convertor 11, set gradually settling chamber 21, filtrating area 20, cooling room 16, secondary filtration district 14 from the bottom to top.Secondary filtration district, cooling room, a filtrating area are passed in the vertical position of gas diversion tube 10, and its lower end probes in the water of settling chamber, and the gas diversion tube bottom is provided with is convenient to the aperture that gas is evenly discharged, and the gas diversion tube upper end is positioned at outside the convertor loam cake.Cooling room 16 is completely cut off by upper spacer 15, lower clapboard 19 and filtrating area 20, a secondary filtration district 14, uniform several cooling tubes 17 in cooling room, and the upper and lower end of each bar cooling tube passes upper and lower dividing plate respectively.Water coolant in the cooling room adds through cooling room filler pipe 12, through with cooling tube in the water coolant of gas heat exchange use by cooling room offlet 18 dischargings that are arranged on the cooling room bottom.One time filtrating area 20, secondary filtration district 14 are made of metal filter screen, are provided with vapor pipe 13 on top, secondary filtration district, with tar, the abundant isolating combustible gas of impurity by vapor pipe discharge, for cooking stove burning use.Accumulate tar and impurity for removing filtration procedure in filtrating area, secondary filtration district, at convertor loam cake 24 punishment cloth several filler, settling chamber 23, can add hot water by this mouth, secondary filtration district 14 is washed away in the hot water following current, and wash away filtrating area 20 one time by cooling tube 17, tar and impurity are washed into settling chamber 21, discharge by settling chamber's water port 22.

Still referring to Fig. 1, Fig. 2, for solving traditional vapourizing furnace to the demanding problem of biomass material drying property, the also right gasification furnace structure of the utility model improves.Described vapourizing furnace 9 comprises furnace wall 5, blower fan 4, blast tube 2 and boiler clothing 6, and boiler clothing and furnace wall constitute interlayer, uniform breather hole 7 on the boiler clothing, and the inlet mouth of gas diversion tube 10 is arranged on the top of vapourizing furnace furnace wall.Blower fan 4 is positioned at outside the furnace wall, and blower fan connects blast tube 2, and blast tube feeds in the vapourizing furnace, the terminal valve 3 that connects of blast tube, equal qi-emitting hole on the valve.

Working process of the present utility model is as follows: add water from filler, settling chamber 23 and cooling room filler pipe 12 to settling chamber and cooling room; Open vapourizing furnace loam cake 8, biomass are added vapourizing furnace, the some biomass-burning is closed the vapourizing furnace loam cake; Start blower fan 4, the top cover of gas diversion tube 10 is opened, close vapor pipe 13, biomass combustion beginning in about 5 minutes aerogenesis; Close the gas diversion tube top cover, open vapor pipe 13, by the inflammable gas that produces in the vapourizing furnace, around being blowed to by blower fan air-supply, breather hole 7 through boiler clothing 6 enters in the interlayer of boiler clothing and furnace wall, is entered in the gas diversion tube, simultaneously by the gas diversion tube inlet mouth, a part of vapour condensation that burning produces is in the bell place, enters in the ash bucket of vapourizing furnace bottom via the interlayer of boiler clothing and twere.Because moisture is separated in the biomass gasification process, thereby guaranteed the dry and flammable of raw material, reduced requirement, prolonged continuous ignition time raw material drying.The inflammable gas that vapourizing furnace produces enters settling chamber 21 by gas diversion tube 10 bottoms, contain particulate contamination and tar primary separation in the water of settling chamber in the inflammable gas, then enter a filtrating area 20 and carry out separating and filtering, gas behind the separating and filtering enters in the cooling tube 17 of cooling room 16, inflammable gas in cooling tube and cooling water heat exchange, contained vapour condensation flows into a filtrating area in the gas, inflammable gas enters secondary filtration district 14, through after the filtration once more of metal filter screen, send the high quality inflammable gas that supplies burning usefulness by vapor pipe 13.

Claims

1. biomass gasifying furnace device, it comprises vapourizing furnace (9) and convertor (11), be communicated with by gas diversion tube (10) between the two, it is characterized in that: described convertor (11) sets gradually settling chamber (21) from the bottom to top, a filtrating area (20), cooling room (16), secondary filtration district (14), the secondary filtration district is passed at the vertical position of described gas diversion tube, cooling room, a filtrating area, its lower end probes into the settling chamber, the upper end is positioned at outside the convertor loam cake, cooling room is by upper spacer (15), lower clapboard (19) and a filtrating area, secondary filtration separates exhausted, uniform cooling tube (17) in the cooling room, on each cooling tube, the lower end is passed respectively, lower clapboard is provided with vapor pipe (13) on top, secondary filtration district.

2. biomass gasifying furnace device according to claim 1, it is characterized in that: described vapourizing furnace (9) also comprises furnace wall (5), blower fan (4), blast tube (2), in the furnace wall, be provided with boiler clothing (6), uniform breather hole (7) on the boiler clothing, boiler clothing and twere leave the space, and described gas diversion tube inlet mouth is arranged on top, vapourizing furnace furnace wall.

3. biomass gasifying furnace device according to claim 1 and 2 is characterized in that: be covered with filler, settling chamber (23) on the described convertor, the bottom, settling chamber is provided with settling chamber's water port (22); Described cooling room top is provided with filler pipe (12), and the cooling room bottom is provided with offlet (18).

4. biomass gasifying furnace device according to claim 3 is characterized in that: described blower fan (4) is positioned at outside the furnace wall, and blower fan connects blast tube (2), and blast tube feeds in the vapourizing furnace, the terminal valve (3) that connects of blast tube, equal qi-emitting hole on the valve.