CN201652465U

CN201652465U - Tar-free biomass gasification furnace

Info

Publication number: CN201652465U
Application number: CN2010201672446U
Authority: CN
Inventors: 高鑫平
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-22
Filing date: 2010-04-22
Publication date: 2010-11-24
Anticipated expiration: 2020-04-22

Abstract

The utility model discloses a tar-free biomass gasification furnace, which comprises a stove body and a furnace body, wherein a fuel gas production generating cavity in the furnace body is divided into a combustion chamber and an ignition chamber through a furnace grate. The tar-free biomass gasification furnace is characterized in that an annular cylindrical combustion cavity is formed on the outer side of the combustion chamber, and the combustion chamber is communicated with a fuel gas cavity; a water-filled purifier, a fuel gas inlet pipe and a fuel gas outlet pipe are mounted in the stove body, and an igniting/smoke-exhausting duel-purpose switch and a wind power adjusting knob are arranged on the stove body as well; and a thermal insulation layer is arranged between the outer wall of the stove body and the combustion chamber. The utility model has the advantages of quick starting, high gasification efficiency, strong flame, high heat value, safe use, compact structure, attractive appearance and high associative perception, and can be extensively applied to the residential houses not equipped with natural gas or pipe-line gas in urban or rural areas, and particularly applied to remote rural or mountainous areas.

Description

The tar-free biomass gasification stove

Technical field

The utility model relates to the family expenses stove, especially relates to a kind of tar-free biomass gasification stove that uses inferior solid-state biomass to make raw material.

Background technology

Biomass gasification technology is meant under unburnt condition, utilizes airborne oxygen or oxygen carrier to make gasifying agent, inferior solid-state biomass is converted into contain H ₂, CO, CH ₄Deng the process of fuel gas, it can be directly used in cooking, heating, used for drying corps and industrial products oven dry etc. and locate.And incendivity discarded object that inferior solid-state biomass is exactly the discarded object (as husk, wood chip, stalk) of grain and farm-forestry crop, all kinds of combustible life, medical rubbish and all types of industries product derives etc., they are a kind of inexhaustible alternative energy sources, be a kind of regenerated resources of preciousness, and China is to the technological lag that utilizes of biomass energy, utilization rate less than 10%, all the other mostly go out of use or commit to the flames, and are very unfortunate.

At present, the biomass gasifying furnace that many types are also arranged on the market, their ubiquities tar and waste water will stop up the combustion gas output channel cause can't normal combustion, can form second environmental pollution, switch is many and dispersion, unfavorable operation, igniting inconvenience, shortcoming such as ash discharge is difficult, assembling is difficult, floor space is big.

Summary of the invention

The purpose of this utility model be to provide a kind of start fast, gasification efficiency is high, firepower is violent, calorific value is high, stable, realize non-secondary pollution, really reach zero-emission, sanitation and hygiene, fuel tar-free biomass gasification stove cheap, simple to operate, safe in utilization.

The purpose of this utility model is achieved in that the utility model is made up of stove and body of heater, top at stove is placed with kitchen range, centre in body of heater is provided with columnar fuel aerogenesis generation cavity, fuel aerogenesis generation cavity is divided into the combustion chamber of top and igniting chamber two parts of below by grate, be provided with the charge door seal cover on the top of combustion chamber, below body of heater, be provided with the igniting and the ash hole that are communicated with igniting chamber, feature is the combustion gas chamber that is provided with the ring-type tubular in the outside of combustion chamber, be provided with the interior combustion gas venthole that communicates with the combustion gas chamber on the top, right side of combustion chamber, be provided with the outer combustion gas venthole that communicates with the combustion gas chamber at the top, right side of body of heater outer wall; Clarifier is positioned over the bottom in the stove, aseptic water is housed in clarifier, the upper end of combustion gas inlet pipe connects the outer combustion gas venthole on the body of heater, the lower end of combustion gas inlet pipe extend in the stove and is positioned over the interior water surface top of clarifier, the lower end that combustion gas goes out pipe also is positioned over the interior water surface top of clarifier, combustion gas goes out the inlet end of the last tip node fire/smoke evacuation two-way switch of pipe, the last outlet side of igniting/smoke evacuation two-way switch connects the inlet end of kitchen range by combustion gas three, the side of the igniting/smoke evacuation two-way switch exhaust opening on the rear board of termination stove of giving vent to anger, the start to exchange fire outlet air end of power adjusting knob of the air intake of combustion gas threeway, outside body of heater, be equipped with and be used for the air blast that air intake helps oxygen and band wind-force adjusting knob, the air blast ajutage enters in the stove and the air intake of wind-force threeway joins, the start to exchange fire air intake of power adjusting knob of the last outlet air end of wind-force threeway, the give a dinner for a visitor from afar following outlet air end of power threeway of the upper end of stove ajutage, the lower end of stove ajutage outwards passes stove, the grate below that extend in the body of heater communicates with igniting chamber, igniting/smoke evacuation two-way switch and wind-force adjusting knob all are located on the front panel of stove, and the firepower adjusting knob is located on the front panel of kitchen range; Between furnace body outer wall and combustion chamber, be provided with the insulation layer.

An end that plays the water level pipe of horizontal plane position in the adjusting clarifier is positioned over the bottom of water in the clarifier, and the other end of water level pipe extend out to outside the stove from the sidewall middle part of clarifier.

The utility model is made up of stove and body of heater, after filling completely can utilize discarded biomass material in the combustion chamber of body of heater, cover the charge door seal cover, from igniting and the ash hole biomass material of grate top, bottom, combustion chamber of igniting of lighting a fire, under the situation of burn incompletely, within after destructive distillation pyrolysis and the thermal chemical reaction 1-3 minute, be converted into immediately and contain H ₂, CO, CH ₄Etc. pure flammable mist, mist through the combustion gas chamber, combustion gas inlet pipe, clarifier and combustion gas go out pipe to kitchen range, the burning gaseous mass can with coal gas, liquefied gas, the equal effect of diesel oil, again by the secondary oxygen supply, thereby reach desirable combustion efficiency, and can produce in the combustion chamber nearly 1000 the degree about furnace surface temperature, make waste water and tar at high temperature carry out cracking, thereby really reach the zero-emission of living beings gas producing technology, realize non-secondary pollution, the gasification efficiency height, start purpose fast, stable, environmental protection.The utility model has been removed separating out of free carbon fully, can the sooting the bottom of a pan, and no carbon distribution, no waste gas produce.Insulation layer between furnace body outer wall and combustion chamber, thereby the dangerous situation such as scald, leakage, blast that in use do not have takes place.In addition, tar is by the strong fuel gas of separating into of high temperature in the combustion gas, and what threat group no longer includes to each switch and pipeline.After having burnt, ashes can drop in the igniting chamber by grate automatically, and it is very convenient to commit incest with one's daughter-in-law.Therefore, the utlity model has start fast, gasification efficiency is high, firepower is violent, calorific value is high, stable, realize non-secondary pollution, really reach zero-emission, sanitation and hygiene, fuel is cheap, simple to operate, assembling is easy, safe in utilization, compact conformation, handsome in appearance, advantage that associative perception is strong, use in the resident family of natural gas or piped gas on can be extensively using in city or rural area, especially use in those remote countrysides or mountain area.

Description of drawings

Fig. 1 is the Facad structure schematic diagram of stove;

Fig. 2 is the internal structure schematic diagram of stove;

Fig. 3 is a rearview of the present utility model;

Fig. 4 is the cross-sectional schematic of body of heater.

The specific embodiment

Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.

The utility model is made up of stove 3 and body of heater 20, be placed with kitchen range 1 on the top of stove 3, centre in body of heater 20 is provided with columnar fuel aerogenesis generation cavity 27, fuel aerogenesis generation cavity 27 is divided into the combustion chamber 22 of top and igniting chamber 26 two parts of below by grate 25,22 top is provided with charge door seal cover 21 in the combustion chamber, below body of heater 20, be provided with the igniting and the ash hole 29 that are communicated with igniting chamber 26,22 the outside is provided with the combustion gas chamber 23 of ring-type tubular in the combustion chamber, 22 top, right side is provided with the interior combustion gas venthole 28 that communicates with combustion gas chamber 23 in the combustion chamber, is provided with the outer combustion gas venthole 30 that communicates with combustion gas chamber 23 at the top, right side of body of heater 20 outer wall; Clarifier 11 is positioned over the bottom in the stove 3, aseptic water 10 is housed in clarifier 11, the upper end of combustion gas inlet pipe 12 connects the outer combustion gas venthole 30 on the body of heater 20, the lower end of combustion gas inlet pipe 12 extend in the stove 3 and is positioned over water surface top in the clarifier 11, the lower end that combustion gas goes out pipe 8 also is positioned over the water surface top in the clarifier 11, combustion gas goes out the inlet end of the last tip node fire/smoke evacuation two-way switch 4 of pipe 8, the last outlet side of igniting/smoke evacuation two-way switch 4 connects the inlet end of kitchen range 1 by combustion gas threeway 19, the side of igniting/smoke evacuation two-way switch 4 exhaust opening 13 on the rear board 17 of termination stove 3 of giving vent to anger, the start to exchange fire outlet air end of power adjusting knob 2 of the air intake of combustion gas threeway 19, outside body of heater 20, be equipped with and be used for the air blast 16 that air intake helps oxygen and band wind-force adjusting knob 5, air blast ajutage 15 enters in the stove 3 and the air intake of wind-force threeway 18 joins, the start to exchange fire air intake of power adjusting knob 2 of the last outlet air end of wind-force threeway 18, the upper end of the following air-out termination stove ajutage 14 of wind-force threeway 18, the lower end of stove ajutage 14 outwards passes stove 3, the grate below that extend in the body of heater 20 communicates with igniting chamber 26, igniting/smoke evacuation two-way switch 4 and wind-force adjusting knob 5 all are located on the front panel 6 of stove 3, and firepower adjusting knob 2 is located on the front panel 7 of kitchen range 1; Between the outer wall of body of heater 20 and combustion chamber 22, be provided with insulation layer 24.

An end that plays the water level pipe 9 of horizontal plane position in the adjusting clarifier 11 is positioned over the bottom of water 10 in the clarifier 11, and the other end of water level pipe 9 extend out to outside the stove 3 from the sidewall middle part of clarifier 11.

Use:

1, in the combustion chamber of body of heater 20, fills earlier and completely can utilize discarded biomass material, cover charge door seal cover 21, from igniting and ash hole 29 biomass material of grate 25 tops, 22 bottoms, combustion chamber of igniting of lighting a fire;

2, the two-way switch 4 of will lighting a fire/discharge fume forwards the smoke evacuation shelves to, close blast tube, under the situation of burn incompletely, just begun can produce some useless flue gases in 1-3 minute by the biomass material that ignited, useless flue gas through combustion gas chamber 23, combustion gas inlet pipe 12, clarifier 11 and combustion gas go out pipe 8, igniting/smoke evacuation two-way switch 4 to exhaust opening 13 discharges;

3, useless flue gas is excluded totally after 3 minutes, subsequently for containing H ₂, CO, CH ₄Etc. pure flammable mist, the two-way switch 4 of will lighting a fire/discharge fume forwards a fire screen to, closes exhaust steam passage, and kitchen range 1 is lighted in sparking, can cook, heat up water;

4, for increasing firepower, can open wind-force adjusting knob 5, regulate the rotating speed of air blast 16,, carry out the secondary oxygen supply, accelerate the generation of combustion gas carrying out air blast in combustion chamber 22.

5, also can regulate firepower adjusting knob 2, make the wind of air blast 16 directly enter kitchen range 1, to help the intensity of a fire.

Claims

1. tar-free biomass gasification stove, form by stove (3) and body of heater (20), be placed with kitchen range (1) on the top of stove (3), centre in body of heater (20) is provided with columnar fuel aerogenesis generation cavity (27), fuel aerogenesis generation cavity (27) is divided into the combustion chamber (22) of top and igniting chamber (26) two parts of below by grate (25), the top of (22) is provided with charge door seal cover (21) in the combustion chamber, be provided with igniting and the ash hole (29) that is communicated with igniting chamber (26) in the below of body of heater (20), it is characterized in that: the outside of (22) is provided with the combustion gas chamber (23) of ring-type tubular in the combustion chamber, the top, right side of (22) is provided with the interior combustion gas venthole (28) that communicates with combustion gas chamber (23) in the combustion chamber, is provided with the outer combustion gas venthole (30) that communicates with combustion gas chamber (23) at the top, right side of body of heater (20) outer wall; Clarifier (11) is positioned over the bottom in the stove (3), aseptic water (10) is housed in clarifier (11), the upper end of combustion gas inlet pipe (12) connects the outer combustion gas venthole (30) on the body of heater (20), the lower end of combustion gas inlet pipe (12) extend in the stove (3) and is positioned over the interior water surface top of clarifier (11), the lower end that combustion gas goes out pipe (8) also is positioned over the interior water surface top of clarifier (11), combustion gas goes out the inlet end of the last tip node fire/smoke evacuation two-way switch (4) of pipe (8), the last outlet side of igniting/smoke evacuation two-way switch (4) connects the inlet end of kitchen range (1) by combustion gas threeway (19), the side of igniting/smoke evacuation two-way switch (4) exhaust opening (13) on the rear board (17) of termination stove (3) of giving vent to anger, the start to exchange fire outlet air end of power adjusting knob (2) of the air intake of combustion gas threeway (19), outside body of heater (20), be equipped with and be used for the air blast (16) that air intake helps oxygen and band wind-force adjusting knob (5), air blast ajutage (15) enters in the stove (3) and the air intake of wind-force threeway (18) joins, the start to exchange fire air intake of power adjusting knob (2) of the last outlet air end of wind-force threeway (18), the upper end of the following air-out termination stove ajutage (14) of wind-force threeway (18), the lower end of stove ajutage (14) outwards passes stove (3), the grate below that extend in the body of heater (20) communicates with igniting chamber (26), igniting/smoke evacuation two-way switch (4) and wind-force adjusting knob (5) all are located on the front panel (6) of stove (3), and firepower adjusting knob (2) is located on the front panel (7) of kitchen range (1); Between the outer wall of body of heater (20) and combustion chamber (22), be provided with insulation layer (24).

2. tar-free biomass gasification stove as claimed in claim 1, it is characterized in that: an end that plays the water level pipe (9) of the interior horizontal plane of adjusting clarifier (11) position is positioned over the bottom of the interior water of clarifier (11) (10), and the other end of water level pipe (9) extend out to outside the stove (3) from the sidewall middle part of clarifier (11).