CN101526230B

CN101526230B - Biomass semi-gasification furnace

Info

Publication number: CN101526230B
Application number: CN2009100431887A
Authority: CN
Inventors: 董颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-22
Filing date: 2009-04-22
Publication date: 2010-12-08
Anticipated expiration: 2029-04-22
Also published as: CN101526230A

Abstract

The invention relates to a biomass semi-gasification furnace which comprises a main furnace, an auxiliary furnace, a hot water bucket and an exhaust passage, wherein the main furnace comprises a furnace cavity consisting of a furnace core, a grate, a fire converging cover and a feeding hole and an oxygenating chamber consisting of an oxygenating outer housing, the fire converging cover, an oxygenating inner housing and an oxygenating clapboard; an oxygenating pipe supplies oxygen to the oxygenating chamber; the first combustion is performed in the furnace cavity, and the second combustion is performed at a groove part of the fire converging cover; the top of the oxygenating inner housing is connected with an ignition dish-shaped ring and an ignition disc; when a tapered bottom pan or a saucepan is in use, the external walls of the ignition dish-shaped ring and the ignition disc and a clapboard of the furnace body form a heating chamber; the top end of the auxiliary furnace is provided with a cover board or the ignition dish-shaped ring or the ignition disc and the bottom is provided with a heat transfer cavity communicated with the heating chamber. The furnace has the scheme that when heating food or heat preservation, afterheat is communicated with a heat-exchanging chamber arranged at the periphery of the hot water bucket by the exhaust passage so as to heat cold water, and soot is discharged. The furnace overcomes the deficiencies that the combustion waste is serious, the price of the fuel of the earth furnace is high, the secondary combustion after secondary oxygenating of the biomass semi-gasification furnace cannot be controlled and the heat dissipation is severe in the traditional earth furnace, and is suitable for the update of the traditional furnace in vast rural areas.

Description

Biomass half-gasification oven

Technical field

The present invention relates to a kind of biomass half-gasification oven.

Background technology

At present, also widely-used traditional native kitchen range in the vast rural area of China and coal stove are heated up water and are made meal, it is serious that the native kitchen range of tradition burns the bavin waste, coal stove is more and more higher with the coal price lattice, along with the attention of country to energy-saving and emission-reduction, biomass half-gasification oven has result of extraction, now, the biomass half-gasification oven of selling on the market, the secondary oxygenating is burnt and can not be controlled, it is very serious to dispel the heat, main kitchen range burning is little with traditional native kitchen range difference, and the thermal efficiency is low, and the high efficiency low emission has only its name, the end is seen in fact, can not reach the effect of efficient energy-saving and emission-reducing.

The utility model content

At above-mentioned situation, the invention provides a kind of living beings secondary oxygen supply second-time burning when burning that makes, make full use of heat energy, and simple in structure, cost is low, and is easy to use, hygienic environment-protecting, the biomass half-gasification oven of efficient energy-saving and emission-reducing.

For achieving the above object, it comprises the main stove that is arranged on body of heater left side, the secondary stove at middle part, the hot water barrel on right side a kind of biomass half-gasification oven, and the exhaust passage that is interconnected with them; Described main stove comprises the combustion chamber that is arranged on the body of heater base plate, the bottom of combustion chamber inner chamber is provided with grate, fire trap hood is put at the top of combustion chamber, establish several oxygenating grooves on the fire trap hood upper portion side wall, fire trap hood arranged outside one oxygenating overcoat, the fire trap hood top connects cover in the oxygenating, the top nested one oxygenating dividing plate of cover in the oxygenating, the oxygenating dividing plate is connected with oxygenating overcoat top, fire trap hood, the oxygenating overcoat, cover in the oxygenating, the oxygenating dividing plate is formed the oxygenating chamber, oxygenating sleeve side wall middle part is established the oxygenating pipe and is communicated with the oxygenating chamber, fiery dish ring is led in cover top connection one in the oxygenating, lead the movable fire guiding disk of placing on the fiery dish ring, lead fiery dish ring, the dividing plate of fire guiding disk outer wall and body of heater forms the heat supply chamber, and oxygenating pipe bottom is provided with air door and the handle that is connected with air door; Described secondary stove comprises that the support ring lower end is fixed on the thermal insulation board, the top is put cover plate or is led fiery dish ring or fire guiding disk, defeated hot chamber is established in the bottom, defeated hot chamber one side is communicated with the heat supply chamber of main stove through the exhaust passage, opposite side is communicated with the Heat Room that is arranged on hot water barrel's periphery through the exhaust passage, the opposite side of this Heat Room is communicated with the chimney that is arranged on the body of heater outside.

In order to realize result optimizing, improve, improve its combination property, its further step is:

Describedly lead fiery dish endless belt and have arc to lead fiery tooth I.

Described fire guiding disk has arc and leads fiery tooth II.

The sidewall middle part of described combustion chamber is provided with charge door.

Described Heat Room comprises hot water barrel's top nested heat insulation loop, the nested heat-preserving container in the heat insulation loop outside, and the heat-preserving container bottom is provided with sewage draining exit.

Described chimney bottom connects sewage draining exit.

Be provided with drawer type slag case below the described grate.

The present invention adopts main stove, secondary stove, the hot water barrel, the structure of exhaust passage, main stove comprises by combustion chamber, grate, fire trap hood, form furnace chamber with charge door and produce burning for the first time, by the oxygenating overcoat, fire trap hood, cover in the oxygenating, the oxygenating dividing plate is formed the oxygenating chamber, by the oxygenating pipe through the oxygen supply of oxygenating groove, combustible gas is at fire trap hood, burning for the second time in the cover in the oxygenating, fiery dish ring and fire guiding disk are led in the connection of cover top in the oxygenating, make meal with awl end pot or pan cooking, lead fiery dish ring, the outer wall of fire guiding disk and the internal partition of body of heater form the heat supply chamber, the top of secondary stove is put cover plate or is led fiery dish ring or fire guiding disk, defeated hot chamber is established in the bottom, be communicated with the heat supply chamber, to food heating and insulation, waste heat is communicated with the Heat Room of hot water barrel's periphery through the exhaust passage, heat to cold water, discharge the scheme of flue dust then, it is serious to have overcome the native kitchen range burning of existing tradition waste, coal stove fuel price height, the oxygenating of biomass half-gasification oven secondary is burnt and can not be controlled, the serious defective of dispelling the heat.

The beneficial effect that the present invention is produced compared to existing technology:

1) living beings secondary oxygen supply second-time burning when burning, sufficient combustion reaches high efficiency low emission, energy-conserving and environment-protective;

2) adopt main stove, secondary stove, hot water barrel's structure to make full use of heat;

3) lead fiery dish ring, fire guiding disk adopt arc to lead fiery tooth fully to guide flare be main stove heating, and fully collect the after-heat after main stove uses, offer secondary stove and hot water barrel;

4) the biomass fuel kind of Shi Yonging is many, and wide material sources do not have harmful the pollution;

5) simple in structure, easy to use, sanitation and hygiene;

6) cost is low, and the life-span is long, and cost performance is good.

The present invention is applicable to the update of vast rural area cooking stove.

Description of drawings

Fig. 1 is front view of the present invention and A-A view.

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

Among the figure: 1, main stove, 2, secondary stove, 3, the hot water barrel, 4, the exhaust passage, 5, combustion chamber, 6, grate, 7, fire trap hood, 8, the oxygenating overcoat, 9, cover in the oxygenating, 10, the oxygenating dividing plate, 11, the oxygenating chamber, 12, the oxygenating groove, 13, the oxygenating pipe, 14, lead fiery dish ring, 15, dividing plate, 16, the heat supply chamber, 17, fire guiding disk, 18, air door, 19, handle, 20, support ring, 21, thermal insulation board, 22, cover plate, 23, defeated hot chamber, 24, Heat Room, 25, chimney, 26, arc is led fiery tooth I, 27, arc is led fiery tooth II, 28, charge door, 29, heat insulation loop, 30, heat-preserving container, 31, sewage draining exit, 32, drawer type slag case.

The specific embodiment

By accompanying drawing Fig. 1, shown in Figure 2, a kind of biomass half-gasification oven comprises the main stove 1 that is arranged on body of heater left side, the secondary stove 2 at middle part, the hot water barrel 3 on right side, and the exhaust passage 4 that is interconnected with them; Main stove 1 comprises the combustion chamber 5 that is arranged on the body of heater base plate, the bottom of combustion chamber 5 inner chambers is provided with grate 6, the top of combustion chamber 5 connects fire trap hood 7, form burner hearth with charge door 28, establish several oxygenating grooves 12 on fire trap hood 7 upper portion side wall, fire trap hood arranged outside one oxygenating overcoat 8, the fire trap hood top connects cover 9 in the oxygenating, the top nested one oxygenating dividing plate 10 of cover 9 in the oxygenating, oxygenating dividing plate 10 is connected with oxygenating overcoat 8 tops, by fire trap hood 7, oxygenating overcoat 8, cover 9 in the oxygenating, oxygenating dividing plate 10 is formed oxygenating chamber 11, oxygenating pipe 13 is established at oxygenating overcoat 8 sidewalls middle part, be communicated with oxygenating chamber 11, during use, biomass fuel is lighted on the grate 6 of back by charge door 28 input combustion chambers 5 inner bottom parts at combustion chamber 5 middle parts, suck air by combustion chamber 5 foot passages, produce burning for the first time, scurry on the flare, and have a large amount of fuel gas and rise, form half vaporized state, fuel gas arrives fire trap hood 7 upper grooves 12 places, with meet by groove 12 inhaled airs of oxygenating pipe 13 through oxygenating chamber 11 and fire trap hood 7 tops, produce burning for the second time, the effect that oxygenating chamber 11 also has the cold air heating, fiery dish ring 14 is led in cover 9 tops connection one in the oxygenating, lead the movable again fire guiding disk 17 of placing on the fiery dish ring 14, lead fiery dish ring 14 and the supporting use of taper pot, fire guiding disk 17 and the supporting use of pan, oxygenating pipe 13 lower ends are provided with air door 18, handle 19 connects air doors 18, and the soakage of pulling handle 19 control oxygenating pipes 13 air is provided with drawer type slag case 32 below the grate 6, often cleaning keeps hygienically clean.

In order to make full use of heat, the after-heat of main stove 1 use is led the passage of fiery tooth I26 and taper the bottom of a pan composition through the arc of leading fiery dish ring 14, enter heat supply chamber 16, when using pan, heat is led the passage that fiery tooth II27 and the flat the bottom of a pan are formed by the arc of fire guiding disk 17, enter heat supply chamber 16, heat supply chamber 16 is by leading fiery dish ring 14, the outer wall of fire guiding disk 17 and the dividing plate of body of heater 15 are formed, the heat of heat supply chamber 16, arrive the defeated hot chamber 23 of support ring 20 bottoms of secondary stove 2 through exhaust passage, left side (4), supply with secondary stove 2 heats, support ring 20 lower ends of secondary stove 2 are fixed on the thermal insulation board 21, the top is put and is led fiery dish ring 14 or fire guiding disk 17, food is heated and is incubated, top end cover upper cover plate 22 when secondary kitchen range 2 does not use, avoid heat to run off, defeated hot chamber 23 opposite sides 4 are communicated with the Heat Room 24 that is arranged on hot water barrel's 3 peripheries through the exhaust passage, Heat Room 24 comprises hot water barrel's 3 top nested heat insulation loop 29, the nested heat-preserving container 30 in heat insulation loop 29 outsides, can give the heating of the cold water in the hot water barrel 3, also can hot water thermal insulating, the opposite side of Heat Room 24 is communicated with the chimney 25 that is arranged on the body of heater outside, the discharge flue dust, heat-preserving container 30 bottoms are provided with sewage draining exit 31, the daily closed state that is in, convenient regular dust out keeps hygienically clean, chimney 25 bottoms connect sewage draining exit 31, the daily closed state that is in, convenient dust out once more keeps hygienically clean.

Claims

1. biomass half-gasification oven is characterized in that it comprises the main stove (1) that is arranged on the body of heater left side, the secondary stove (2) at middle part, the hot water barrel (3) on right side, and the exhaust passage (4) that is interconnected with them; Described main stove (1) comprises the combustion chamber (5) that is arranged on the body of heater base plate, the bottom of combustion chamber (5) inner chamber is provided with grate (6), fire trap hood (7) is put at the top of combustion chamber (5), establish several oxygenating grooves (12) on fire trap hood (7) upper portion side wall, fire trap hood (7) arranged outside one oxygenating overcoat (8), fire trap hood (7) top connects cover (9) in the oxygenating, the top nested one oxygenating dividing plate (10) of cover (9) in the oxygenating, oxygenating dividing plate (10) is connected with oxygenating overcoat (8) top, fire trap hood (7), oxygenating overcoat (8), cover (9) in the oxygenating, oxygenating dividing plate (10) is formed oxygenating chamber (11), oxygenating overcoat (8) sidewall middle part is established oxygenating pipe (13) and is communicated with oxygenating chamber (11), fiery dish ring (14) is led in cover (9) top connection one in the oxygenating, lead fiery dish ring (14) and go up the movable fire guiding disk (17) of placing, lead fiery dish ring (14), the outer wall of fire guiding disk (17) and body of heater dividing plate (15) form heat supply chamber (16), and oxygenating pipe (13) bottom is provided with air door (18) and the handle (19) that is connected with air door (18); Described secondary stove (2) comprises support ring (20), support ring (20) lower end is fixed on the thermal insulation board (21), support ring (20) top is put cover plate (22) or is led fiery dish ring (14) or fire guiding disk (17), defeated hot chamber (23) is established in support ring (20) bottom, (4) are communicated with the heat supply chamber (16) of main stove (1) defeated hot chamber (23) one sides through the exhaust passage, (4) are communicated with the Heat Room (24) that is arranged on hot water barrel (3) periphery to opposite side through the exhaust passage, and the opposite side of this Heat Room (24) is communicated with the chimney (25) that is arranged on the body of heater outside.

2. according to the described a kind of biomass half-gasification oven of claim 1, it is characterized in that the described fiery dish ring (14) of leading has arc and leads fiery tooth I (26).

3. according to the described a kind of biomass half-gasification oven of claim 1, it is characterized in that described fire guiding disk (17) has arc and leads fiery tooth II (27).

4. according to the described a kind of biomass half-gasification oven of claim 1, it is characterized in that the sidewall middle part of described combustion chamber (5) is provided with charge door (28).

5. according to the described a kind of biomass half-gasification oven of claim 1, it is characterized in that described Heat Room (24) comprises hot water barrel (3), hot water barrel (3) top nested heat insulation loop (29), heat insulation loop (29) outside nested heat-preserving container (30), heat-preserving container (30) bottom is provided with sewage draining exit (31).

6. according to the described a kind of biomass half-gasification oven of claim 1, it is characterized in that described chimney (25) bottom connects sewage draining exit (31).

7. according to the described a kind of biomass half-gasification oven of claim 1, it is characterized in that described grate (6) below be provided with drawer type slag case (32).