CN201560179U - Novel straw gasifier - Google Patents

Abstract

The utility model relates to a novel straw gasifier. Tar and the like produced by the gasifier flows through a tar wastewater return opening under gravity to be mixed with ashes so as to form tar and waste ash mixture, the mixture is re-added into the gasifier at the next time when adding combustion content, and the tar is converted into combustible gases via secondary cracking, thereby increasing yield and quality of combustible gases. A circle of water tank is added around the gasifier, a water inlet is arranged at a lower position while a water outlet is arranged at a higher position, temperature inside the gasifier rises when combustion is started inside the gasifier, temperature of water inside the water tank rises under heating, and the water is discharged along with gradually heating. The gasifier has the function of a water heater, majorly can reduce temperature of the outer surface of the gasifier, and prevents burns and scalds. The gasifier adopts a dual-purpose speed-regulating fan of alternating current 220V and direct current 12V. The gasifier has the advantages of high combustion efficiency and thermal utilization rate of the combustible gases, thorough tar treatment, longer combustion time, wider selection range of the combustibles, automatic feeding, simple structure and continuous use in case of power failure.

Description

The novel straw gasification burner

Affiliated technical field

The utility model relates to the burner field, relates in particular to a kind of stalk gasification stove.

Background technology

Along with the raising of China's rapid development of economy and living standards of the people, variation with structure quietly having taken place in the life of peasant household, and using alternative faggots such as liquefied gas, coal briquette, electricity to use as life can be more and more general.Yet be faced with global energy crisis now, international crude oil anxiety, coal mining is excessive, causes supply of fuel anxieties such as liquefied gas, diesel oil, raw coal, and price goes up significantly.At climate warming, global energy situation anxiety, today of serious threat Economic development and health of people life, research and development utilize the renewable energy resources, are the key subjects that the Nature proposes to the mankind.China produces 1,000,000,000 tons of faggot, stalks every year, as straw, wheat straw, rice husk, shell, cavings, branch, sawdust, wood shavings, weeds approximately as agriculture production big country; The rattan class of each kind of plant, stem class, leaf class, root class; The pharmaceutical factory of traditional Chinese medicine, the residue etc. that presses sugar refinery, cigarette factory all be everywhere, and effective rate of utilization is extremely low, most of being committed to the flames, and this has not only brought great pollution to environment, more it's a pity and has wasted valuable resource.Vapourizing furnace has just occurred in good time like this.

Vapourizing furnace has passed through the development in 10 years nearly, and product performance and technology are greatly improved, and equipment also begins large-scale popularization.Now, the industrial occasions of nearly all use coal heating can both adopt vapourizing furnace to carry out environmental transformation.But the gasification burner industry is uneven at present, and major part all is fully perfect combustion, and fuel value is on the low side, and tar decomposes not thorough.

Summary of the invention

At above-mentioned deficiency, the purpose of this utility model is to provide a kind of tar to handle thoroughly, and combustion time is longer, and it is more abundant to burn, the fuel range of choice is wider, automatic blanking, igniting automatically, smokeless, simple in structure fully, the biomass gasification fired device that has a power failure and also can continue to use.

For achieving the above object, technical scheme that the utility model adopts is:

Its structure comprises: burner body, water-in, water outlet, choke type separation purifier, tar and waste water refluxing opening, blast inlet, exhaust outlet, blanking device, opening for feed, compressing rod, bell, gas check valve, water-heater etc.

The utility model sufficient combustion, the tar that produces, waste water etc. once can not perfect combustion material, because of flowing to the tar and waste water refluxing opening under the weight, flow to ash output hole through the tar and waste water refluxing opening, and mix with ash, form the useless grey mixture of tar, when add combustionmaterial next time, add the useless grey mixture of this tar in the stove again, tar is combustion-supporting, exactly secondarily cracking tar is converted into inflammable gas, has improved the output and the quality of inflammable gas, like this duration of service overlength, drive more kitchen range with less blower fan, key is to have avoided tar pollution.So repeat, all do not have tar and waste water to discharge forever.

The utility model has the function of water-heater in addition, around stove, add a circle water tank, water-in is arranged on lower position, and water outlet is arranged on higher position, when the stove internal combustion, furnace body temperature raises, water in the water tank is heated and heats, and discharges after the heating gradually, and this structure not only has the function of making water-heater, main is the temperature that reduces the body of heater outside surface, prevents empyrosis.

This vapourizing furnace adopts the dual-purpose adjustable speed fan of alternating current 220V direct current 12V, and control firepower size also can be utilized valve control firepower size.Have a power failure and also can use: if having a power failure, use the 12V electric lantern, the joint of blower fan is inserted in the charging hole of electric lantern use as usual.Separate type body of heater and kitchen range are installed, and do not influence result of use through pipeline to kitchen range in 10 meters; Forbid sky to burn during the heating shower; It is ramp type that inlet pipe adopts, and can not there be water the centre; Indoor use must be installed smoke discharging pipe.

The utility model blower fan in normal use transfers to suitably, and available speed control switch is regulated the air quantity size, but must not close blower fan, in order to avoid produce back cigarette, causes atmospheric pollution; When stopping using, must close gas distribution valve earlier, open exhaust valve again, close blower fan then after, open exhaust valve surplus cigarette discharged after surplus cigarette arranged, bell is stayed a crack, be convenient to insulation.

The utility model is compared the efficiency of combustion and the heat energy utilization rate of the inflammable gas that can improve stalk gasification stove greatly and produced with existing burner special, tar is handled thoroughly, combustion time is longer, it is more abundant to burn, and the fuel range of choice is wider, automatic blanking, automatically igniting, smokeless, simple in structure fully, have a power failure and also can continue to use.

Description of drawings:

Accompanying drawing is the utility model front view

Shown in the figure: 1, compressing rod, 2, gas check valve, 3, bell, 4, opening for feed, 5, venting port, 6, blanking device, 7, water-heater, 8, public attention, 9, water-in, 10, grate, 11, air outlet, 12, the choke type separation purifier, 13, blend gas port, 14, tar and waste water refluxing opening, 15, blast inlet, 16, the stove pin, 17, water outlet, 18, ash output hole, 19, body of heater.

Embodiment:

The utility model flow process, fuel is added in the stove through opening for feed 4, with blanking device 6 compacting fuel, when using for the first time, add faggot to body of heater 1/4, make sure to keep in mind to use particle, with compressing rod 1 stalk is pounded and to be tight compact, light faggot and see when in the furnace bottom fire in a stove before fuel is added being arranged, add stalk again and around fire door is carried stove with waddy, pound tight (using the most handy particle or granulated best results for the first time), open blower fan, see when having dense smoke to go out, build bell and can light in 3,1 to 5 minutes, close exhaust valve 2 then, open gas distribution valve and regulate firepower to optimal combustion state.After blower fan is opened, air enters from blast inlet 15, enter in the stove through public attention 8, airborne comburant oxygen material burning, but because the oxygen deficiency, so can only incomplete combustion, produce CO, inflammable gass such as methane, inflammable gas is through blending gas port 13, choke type separation purifier 12 separates back 11 outflows from the air outlet, and minimum waste gas is discharged from venting port.The ash that combustionmaterial burning back produces filters through grate 10, mixes the back with tar and forms the useless grey mixture of tar, discharges from ash disposal mouth 18, during next filler with in the useless grey mixture adding of the tar stove.

The utility model is during as water-heater, water-in 9 is arranged on 1/2 following lower position, water outlet 17 is arranged on higher position, after water enters body of heater 19 peripheral water tank instant heating hydrophones 7 from water-in 9, when the stove fuel combustion, furnace body temperature raises, and the water in the water tank is heated and heats, flow out from water outlet 17 the heating back, as long as it is just passable at water outlet the on-off control water temperature to be set.

Claims (1)

1. the structure of novel straw gasification burner comprises: burner body, water-in, water outlet, choke type separation purifier, tar and waste water refluxing opening, blast inlet, exhaust outlet, blanking device, opening for feed, compressing rod, bell, gas check valve, water-heater etc., it is characterized in that: around stove, add a circle water tank, water-in is arranged on lower position, and water outlet is arranged on higher position; This vapourizing furnace adopts the dual-purpose adjustable speed fan of alternating current 220V direct current 12V; It is ramp type that inlet pipe adopts.

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