CN201306738Y - High-efficiency biomass straw gasifying furnace - Google Patents

High-efficiency biomass straw gasifying furnace Download PDF

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Publication number
CN201306738Y
CN201306738Y CNU2008201386292U CN200820138629U CN201306738Y CN 201306738 Y CN201306738 Y CN 201306738Y CN U2008201386292 U CNU2008201386292 U CN U2008201386292U CN 200820138629 U CN200820138629 U CN 200820138629U CN 201306738 Y CN201306738 Y CN 201306738Y
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CN
China
Prior art keywords
gas
vaporizer
combustion gas
purifying box
air feed
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Expired - Fee Related
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CNU2008201386292U
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Chinese (zh)
Inventor
殷超
许飞
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殷超
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Priority to CNU2008201386292U priority Critical patent/CN201306738Y/en
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Publication of CN201306738Y publication Critical patent/CN201306738Y/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Abstract

The utility model discloses a high-efficiency biomass straw gasifying furnace. A gas outlet of a gasifying chamber is arranged in the middle part and lower part of the gasifying chamber, or singly arranged in the middle part of the gasifying chamber, or singly arranged on the lower part of the gasifying chamber. As the gasifying chamber adopts a middle and/or suction type gas collecting mode, the combustible gas downwards returns to be combusted twice under the pressing function of the upper part, the tar component in the gas is reduced, the heat quantity is high, the firepower is strong, the material is not wetted, the pollution is not generated, the gas production quantity is as twice as that of the similar product, and the produced gas is pure. As the wind supply system adopts a cyclone wind supply mode, the wind supply is uniform and enough, the fuels of gas and the like in the furnace can be thoroughly and uniformly combusted, and the gasifying efficiency is high. As a furnace grate adopts a hollow tube structure communicated with a radiating water jacket, the heat source of the furnace body can be thoroughly utilized, and the functions of heating and showering are realized. As a gas storage tank connected with a stove is additionally arranged, the utility model enables the gas to be stably combusted, solves the problem of fire disturbance by adding material, and is convenient for users in countryside areas.

Description

The biomass efficient stalk gasifier
Technical field
The utility model relates to a kind of stalk gasifier, is specifically related to a kind of biomass efficient stalk gasifier that integrates cooking, heating, the multiple function of shower.
Background technology
At present, but utilize pyrolysis such as the remaining stalk of agricultural production, straw, Chai He to be converted into the gasification furnace of combustible gas,, be more widely used because of having environmental protection and energy-conservation characteristics.Existing stalk gasifier comprises the vaporizer in gasification furnace body of heater, the body of heater, the loam cake at vaporizer top-feed mouth place, the bottom of vaporizer is provided with fire grate, the below of fire grate is grey chamber, the air distribution mouth of pipe stretches into vaporizer from the vaporizer bottom, vaporizer top is provided with gas outlet, stalk obtains combustion gas after gasifying in vaporizer, after combustion gas is drawn from last gas outlet, purify, cause kitchen range by pipeline and be used through purifying box again.Existing stalk gasifier, find that in the process of using owing to adopt the structure of base burning, top gas production, the deficiency of its existence is: gasification rate is slow, the aerogenesis weak effect, tar output is many, moisture big, while tar fails to make full use of, cause the wasting of resources, contaminated environment.Simultaneously, because air feed system adopts common air feed Manifold technology, air feed is inhomogeneous, make furnace wall stalk fuel on every side have the anoxic dead angle, bottom fuel can not obtain full and uniform burning, local built on stilts, phenomenon that can not automatic blanking occurred, causes that gasification efficiency is low, gasification is of poor quality; Because the kitchen range utilization is led in the combustion gas after directly will purifying, there is the problem of reinforced cutoff.In addition, utilize the stalk gasifier heating effect poor, the thermal efficiency is low, generally only is used to cook, and function is single relatively, can not satisfy the requirement used in everyday of vast rural area.
Summary of the invention
The purpose of this utility model is to provide a kind of can utilize biomass resources such as stalk, straw, Chai He better, fuel gas is through the secondary high-temp combustion, the gas production height, the biomass efficient stalk gasifier that aerogenesis is purer, existing stalk gasifier gas production is low, tar is many to solve, a little less than the firepower, technical problem such as moisture is big.
For achieving the above object, the technical scheme taked of the utility model is:
A kind of biomass efficient stalk gasifier, comprise the gasification furnace body of heater, vaporizer in the body of heater, loam cake and the purifying box and the kitchen range at vaporizer top-feed mouth place, the bottom of vaporizer is provided with fire grate, the below of fire grate is grey chamber, the airduct of air feed system stretches into vaporizer from the vaporizer bottom, by tuyere to the vaporizer air feed, the gas outlet of vaporizer links to each other with purifying box by pipeline, the gas pipeline of purifying box leads to kitchen range, it is characterized in that: the gas outlet of described vaporizer is located at the middle part and the bottom of vaporizer, or be located at the middle part of vaporizer separately, or be located at the bottom of vaporizer separately.
Described air feed system tuyere adopts rotating air feed structure, connects the radian flabellum at the airduct air outlet, and the top of radian flabellum is provided with top cover.
Described fire grate is a tubular structure, is communicated with the heating installation water jacket of interior dress water or heat transfer superconducting fluid, and the top of heating installation water jacket sets out the mouth of a river, and water inlet is established in the bottom.
Described purifying box and one is deposited gas tank and is linked to each other, and depositing gas tank is the kitchen range air feed, the branch body structure of depositing that gas tank is structure as a whole with kitchen range or linking to each other for pipeline.
Described depositing is provided with the infundibulate silk screen in the gas tank.
The above-mentioned biomass efficient stalk gasifier that the utility model provides, because during vaporizer adopts and/or downdraft gas production mode, can make fuel gas under the suppression of loam cake, make a circulation downwards to burn through high temperature secondary, reduced the tar ingredients in the gas, calorific value height, firepower are suddenly, wet feed, pollution-free gas production are not the twices of like product, and aerogenesis is purer.Because air feed system adopts rotating air supply mode, air feed is even, sufficient, and there is not the anoxic dead angle in fuel such as the interior stalk of stove, can access and burn full and uniformly, the gasification efficiency height.Because fire grate adopts the tubular structure that is communicated with the heating installation water jacket, makes full use of the thermal source of body of heater own, thermal efficiency height can be realized heating, shower function, and is easy to use, energy savings.Owing to set up the gas tank of depositing that links to each other with kitchen range, can make the stable burning of gas, solved the problem of reinforced cutoff, made things convenient for numerous rural subscribers to use.Owing to deposit and be provided with the infundibulate silk screen in the gas tank, can further play the effect of filtration, cleaner environmental protection, can holding chamber in sanitation and hygiene, preserve the ecological environment.In addition, this stalk gasifier also has characteristics such as novel structure, cost be low.
Description of drawings
Fig. 1 is the structural representation of the utility model biomass efficient stalk gasifier embodiment;
Fig. 2 is the structural representation of rotating tuyere.
Among the figure: 1-body of heater; 2-loam cake; 3-heating installation water jacket; 4-outlet pipe; 5-middle part gas production mouth; 6-middle combustion gas fairlead; 7-shutoff valve; 8-rotating tuyere, 8-1-top cover, 8-2-radian flabellum; 9-connect the pipeline of purifying box; 10-fire grate; 11-air feed system; 12-following combustion gas arm; 13-following combustion gas the plug of giving vent to anger; 14-ash hole; 15-grey chamber; 16-smoke exhaust pipe; 17-following combustion gas fairlead; 18-middle combustion gas arm; 19-purifying box; 20-seal cover; 21-purification medium; 22-purifying box gas inlet pipe; 23-water filter; 24-purifying box combustion gas escape pipe; 25-filler pipe; 26-drainpipe; 27-purifying box sewage draining exit; 28-kitchen range; 29-deposit gas tank; 30-kitchen range switch; 31-deposit gas tank fuel gas air inlet pipe; 32-join the oxygen pipe joint; 33-funnel silk screen; 34-deposit the gas tank sewage draining exit.
The specific embodiment
As shown in Figure 1, among the biomass efficient stalk gasifier embodiment that the utility model provides, it comprises the vaporizer in gasification furnace body of heater 1, the body of heater 1, the loam cake 2 at vaporizer top-feed mouth place.The bottom of vaporizer is provided with fire grate 10, and fire grate 10 is a tubular structure, is communicated with the heating installation water jacket 3 of interior dress water (or heat transfer superconducting fluid), and the top of heating installation water jacket 3 sets out the mouth of a river 4, and water inlet 7 is established in its underpart.The below of fire grate 10 is grey chamber 15, and the bottom of grey chamber 15 is provided with ash hole 14.The airduct of air feed system 11 stretches to vaporizer from the grey chamber 15 of vaporizer bottom, by rotating tuyere 8 to the vaporizer air feed.Vaporizer is established middle part gas production mouth 5, and by the fuel gas that middle part gas production mouth 5 is adopted, combustion gas fairlead 6, middle combustion gas arm 18 lead to the pipeline 9 that connects purifying box in the warp, and middle combustion gas arm 18 is provided with shutoff valve; Gas production mouth in vaporizer bottom is through following combustion gas fairlead 17, combustion gas arm 12 connects the pipeline 9 of purifying box down, and following combustion gas arm 12 is provided with shutoff valve, and following combustion gas fairlead 17 is provided with down the combustion gas plug 13 of giving vent to anger; Middle combustion gas arm 18, following combustion gas arm 12 also are communicated with smoke exhaust pipe 16, control its break-make by shutoff valve, and the gas production mode of this middle and lower part combination is a kind of version of comparatively optimizing.Certainly, the gas outlet of described vaporizer also can be located at the middle part of vaporizer separately, or is located at the bottom of vaporizer separately.
This gasification furnace also comprises the purifying box 19 that links to each other with gasification furnace body of heater 1, deposits gas tank 29 and kitchen range 28.
Described purifying box 19 bottoms one side is provided with gas inlet pipe 22, gas inlet pipe 22 is introduced purifying box 19 with fuel gas, purifying box 19 tops are provided with seal cover 20, purifying box 19 inside are provided with the purification medium 21 and the water filter 23 of filtered tar, the bottom of purifying box 19 is provided with sewage draining exit 27, on the sewage draining exit 27 valve is housed, purifying box 19 bottoms one side is provided with filler pipe 25 and drainpipe 26, purifying box 19 tops one side is provided with combustion gas escape pipe 24, and what combustion gas escape pipe 24 led to band kitchen range 28 deposits gas tank 29.
Describedly deposit the funnel silk screen 33 that further filtration has been equipped with in gas tank 29 inside, deposit gas tank 29 tops and be provided with kitchen range 28, upper portion side wall is provided with the kitchen range switch 30 of adjustments of gas size and joins oxygen pipe joint 32; The bottom of depositing gas tank 29 is provided with sewage draining exit 34, and lower sides is established fuel gas air inlet pipe 31, is communicated with the combustion gas escape pipe 24 of purifying box 19.
Depositing the design that can be structure as a whole of gas tank 29 and kitchen range 28, also can be the split structural design that is linked to each other by pipeline, deposits gas tank 29 and stablizes air feed for kitchen range 28, has realized feeding in raw material and has not died.
As described in Figure 2, the rotating tuyere 8 of this stalk gasifier air feed system, its structure is: connect radian flabellum 8-2 at the airduct air outlet, the top of radian flabellum 8-2 is provided with top cover 8-1.
During use, this biomass efficient stalk gasifier can be placed the open air, vaporizer with the body of heater 1 of packing into after the pulverizing of materials such as stalk or weeds, pack in the purifying box 19 water and drier, the stalk that vaporizer is packed into is lighted, build loam cake 2, air feed in stove, by smoke exhaust pipe 16 smoke evacuation, close the valve of smoke exhaust pipe 16 then, combustion gas arm 18 simultaneously or in opening separately, the stop valve of following combustion gas arm 12, fuel gas is under the compacting of loam cake 2, circuitous downwards again through the high temperature secondary burning, combustion gas arm 18 and/or following combustion gas arm 12 lead to the pipeline 9 that connects purifying box in the warp, enter through purifying box gas inlet pipe 22, after in purifying box 19, passing through washing and purification medium drying, enter and deposit in the gas tank 29, can be the kitchen range air feed at any time, realize the cooking function.In addition, the heating installation water jacket 3 that is communicated with hollow fire grate 10 as interior dress heat transfer superconducting fluid, then can make full use of the thermal source of body of heater own, reaches good heating effect; As interior dress running water, then both can realize heating function, can realize the function of taking a shower again.
Above-described only is preferred embodiment of the present utility model, and the technical solution of the utility model is not so limited.Should be understood that for the person of ordinary skill of the art, under technology enlightenment provided by the utility model, can also make other equivalent modifications and improvement, also should be considered as protection domain of the present utility model.

Claims (6)

1, a kind of biomass efficient stalk gasifier, comprise the gasification furnace body of heater, vaporizer in the body of heater, loam cake and the purifying box and the kitchen range at vaporizer top-feed mouth place, the bottom of vaporizer is provided with fire grate, the below of fire grate is grey chamber, the airduct of air feed system stretches into vaporizer from the vaporizer bottom, by tuyere to the vaporizer air feed, the gas outlet of vaporizer links to each other with purifying box by pipeline, the gas pipeline of purifying box leads to kitchen range, it is characterized in that: the gas outlet of described vaporizer is located at the middle part and the bottom of vaporizer, or be located at the middle part of vaporizer separately, or be located at the bottom of vaporizer separately.
2, biomass efficient stalk gasifier according to claim 1 is characterized in that: described air feed system tuyere adopts rotating air feed structure, connects the radian flabellum at the airduct air outlet, and the top of radian flabellum is provided with top cover.
3, biomass efficient stalk gasifier according to claim 1 is characterized in that: described fire grate is a tubular structure, is communicated with the heating installation water jacket of interior dress water or heat transfer superconducting fluid, and the top of heating installation water jacket sets out the mouth of a river, and water inlet is established in the bottom.
4, according to any described biomass efficient stalk gasifier of claim 1 to 3, it is characterized in that: described purifying box and is deposited gas tank and is linked to each other, and depositing gas tank is the kitchen range air feed, the branch body structure of depositing that gas tank is structure as a whole with kitchen range or linking to each other for pipeline.
5, biomass efficient stalk gasifier according to claim 4 is characterized in that: described depositing is provided with the infundibulate silk screen in the gas tank.
6, biomass efficient stalk gasifier according to claim 1 is characterized in that: described vaporizer is established middle part gas production mouth, and combustion gas fairlead, middle combustion gas arm lead to the pipeline that connects purifying box in the middle part gas production mouth warp, and middle combustion gas arm is provided with shutoff valve; Gas production mouth in vaporizer bottom is through following combustion gas fairlead, the combustion gas arm connects the pipeline of purifying box down, and following combustion gas arm is provided with shutoff valve, and following combustion gas fairlead is provided with down the combustion gas plug of giving vent to anger; Middle combustion gas arm, following combustion gas arm also are communicated with smoke exhaust pipe, control its break-make by shutoff valve.
CNU2008201386292U 2008-10-30 2008-10-30 High-efficiency biomass straw gasifying furnace Expired - Fee Related CN201306738Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201386292U CN201306738Y (en) 2008-10-30 2008-10-30 High-efficiency biomass straw gasifying furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201386292U CN201306738Y (en) 2008-10-30 2008-10-30 High-efficiency biomass straw gasifying furnace

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CN201306738Y true CN201306738Y (en) 2009-09-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102961952A (en) * 2012-12-08 2013-03-13 张家港市金腾化工机械制造有限公司 Chlorine gas dehydrating device for chemical industry

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102961952A (en) * 2012-12-08 2013-03-13 张家港市金腾化工机械制造有限公司 Chlorine gas dehydrating device for chemical industry

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C17 Cessation of patent right
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Granted publication date: 20090909

Termination date: 20101030