CN202902348U

CN202902348U - Biomass stove

Info

Publication number: CN202902348U
Application number: CN2012205870375U
Authority: CN
Inventors: 谭建林; 谭建平; 彭罗朱
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-09
Filing date: 2012-11-09
Publication date: 2013-04-24
Anticipated expiration: 2022-11-09

Abstract

The utility model relates to a biomass stove which comprises an outer stove barrel, an inner stove barrel, support legs, a fan, a pan holder and an exhaust pipe. The inner strove barrel is suspended in the outer stove barrel to enable the outer stove barrel to form a U-shaped air chamber, the fan with a speed regulator is arranged on the outer stove barrel, an air outlet of the fan is communicated with the U-shaped air chamber, and a cavate air dividing annular plate body is arranged between the inner stove barrel and the pan holder and concentrically embedded on the upper portion of the inner stove barrel. The stove adopts the small-power fan to supply air and oxygen to the inner stove barrel, namely air entering the U-shaped air chamber enters a hearth through multiple passages to supply oxygen. The biomass stove is simple in structure, low in cost, small in occupied area, attractive in appearance, wide in fuel usage, strong in fire, more sufficient in burning by the aid of a vortex air dividing plate, free of black smoke and peculiar smell, environment-friendly, energy-saving and high in heat efficiency, achieves stepless regulation, optionally controls the size of fire, can be widely applied to peasant households to serve as a cooking stove, and has vast market potential.

Description

A kind of biomass stove

Technical field

The utility model relates to a kind of biomass stove, belongs to cooking stove manufacturing technology field.

Background technology

China rural area is adopted the original kitchens range top or stoves in a large number at present, directly the plants such as stalk, culled wood (bavin) grass to be acted as a fuel, send into kitchen range top internal combustion, the available heat utilization is not high in the use procedure, because burning is insufficient, makes its tar that produces a large amount of flue gases and contain in a large number material for cancer, causes that smog burns unrest between the kitchen, dust is large, affects the healthy of people.In addition, the stalk that the rural area is a large amount of, the flammable raw materials such as wheat straw, corn stalk and culled wood, usually discarded, very unfortunate.

Summary of the invention

The purpose of this utility model is to overcome defects, provide a kind of simple in structure, easy to use, handling safety is reliable, useful environmental protection, cost are low, flameholding, firepower are large, the biomass stove of sufficient combustion, smokeless, raising effective utilization rate of thermal energy.

The technical solution of the utility model: a kind of biomass stove, comprise outer furnace barrel, inner furnace barrel, leg, blower fan, pot seat and blast pipe, blast pipe is arranged on the outer furnace barrel, it is characterized in that described inner furnace barrel (burner hearth) is suspended in makes it form U-shaped wind chamber in outer furnace barrel, the outer furnace barrel left surface is provided with the blower fan with speed regulator, this fan outlet communicates with U-shaped wind chamber, be provided with a cavate between described inner furnace barrel (burner hearth) and the pot seat and divide the compression ring disk body, this cavate divides compression ring disk body concentric to be inlaid in inner furnace barrel top;

Described inner furnace barrel (burner hearth) upper position is circumferentially with the uniform top aperture of a circle, and this top aperture left end communicates with U-shaped wind chamber, right-hand member and the ring cavity that divides in the compression ring disk body;

Described inner furnace barrel (burner hearth) medium position is circumferentially with the uniform middle part aperture of a circle, and this middle part aperture communicates with U-shaped wind chamber;

Described inner furnace barrel (burner hearth) bottom is provided with uniform small hole at bottom part, and this small hole at bottom part communicates with U-shaped wind chamber;

Described cavate divides compression ring disk body outer wall to be circumferentially with the uniform ring cavity aperture of a circle, and the ring cavity of its minute compression ring disk body is communicated with U-shaped wind chamber through the top aperture of inner furnace barrel (burner hearth);

Compression ring disk body bottom surface was provided with the uniform aperture of trying to get to the heart of a matter in described minute, and the ring cavity of its minute compression ring disk body is communicated with inner furnace barrel;

Described cavate divides compression ring disk body center bore inner wall to be provided with uniform inwall aperture, and the ring cavity of its minute compression ring disk body is communicated with centre bore.

Described inner furnace barrel (burner hearth) is the double-decker with insulation material.Power of motor in the described blower fan is 6W.

The utility model is simple in structure, cost is low, the cooking stove floor space is little, good looking appearance, fuel uses extensively, such as firewood, straw, stalk, cornstalk, sorghum stalk, rice husk, branch, the saw foam, wood shavings, corncob, the plant wastes such as peanut shell can both directly use, but one kilogram of fuel normal combustion one hour (take hard material as example), and firepower is powerful, adopt the eddy flow air distribution disk, it is more abundant to burn, and the control fire arranges the blower fan with speed regulator flexibly, realize step-less adjustment, the control firepower is big or small arbitrarily, and clean environmental protection is without black smoke, firepower is violent, free from extraneous odour, the thermal efficiency is high, is equivalent to the consumption of one bottle of liquefier such as about 100 kilograms common biomass fuels, can satisfy daily demand 3 ~ 5 kilograms of one day materials of rural area average family, energy-conservation economical effect is remarkable, and discharging is 1/10th of fire coal, well below discharging standards; Can be widely used in peasant family uses as cooking stove; Has wide market potential.

Description of drawings

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the main TV structure schematic diagram that cavate divides the compression ring disk body;

Fig. 3 is the structural representation of looking up that cavate divides the compression ring disk body;

Among the figure: 1-outer furnace barrel, 2-inner furnace barrel, 3-U shape wind chamber, 4-leg, 5-speed regulator, 6-blower fan, 7-divides the compression ring disk body, 8-pot seat, 9-blast pipe, 21-top aperture, 22-middle part aperture, 23-small hole at bottom part, 71-ring cavity aperture, the 72-aperture of trying to get to the heart of a matter, 73-inwall aperture, 74-ring cavity, 75-centre bore.

The specific embodiment

Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of biomass stove, comprise outer furnace barrel 1, inner furnace barrel 2, leg 4, blower fan 6, pot seat 8 and blast pipe 9, blast pipe 9 is arranged on the outer furnace barrel 1, it is characterized in that described inner furnace barrel 2 is suspended in makes it form U-shaped wind chamber 3 in outer furnace barrel 1, outer furnace barrel 1 left surface is provided with the blower fan 6 with speed regulator 5, these blower fan 6 air outlets communicate with U-shaped wind chamber 3, be provided with a cavate between described inner furnace barrel 2 and the pot seat 8 and divide compression ring disk body 7, this cavate divides compression ring disk body 7 concentrics to be inlaid in inner furnace barrel 2 tops;

Described inner furnace barrel 2 upper positions are circumferentially with the uniform top aperture 21 of a circle, and these top aperture 21 left ends communicate with U-shaped wind chamber 3, right-hand member and the ring cavity 74 that divides in the compression ring disk body 7;

Described inner furnace barrel 2 medium positions are circumferentially with the uniform middle part aperture 22 of a circle, and this middle part aperture 22 communicates with U-shaped wind chamber 3;

Described inner furnace barrel 2 bottoms are provided with uniform small hole at bottom part 23, and this small hole at bottom part 23 communicates with U-shaped wind chamber 3;

Described cavate divides compression ring disk body 7 outer walls to be circumferentially with the uniform ring cavity aperture 71 of a circle, and the ring cavity 74 of its minute compression ring disk body is communicated with U-shaped wind chamber 3 through the top of inner furnace barrel aperture 21;

Compression ring disk body 7 bottom surfaces were provided with the uniform aperture 72 of trying to get to the heart of a matter in described minute, and the ring cavity 74 of its minute compression ring disk body is communicated with inner furnace barrel 2;

Described cavate divides compression ring disk body 7 centre bores 75 inwalls to be provided with uniform inwall aperture 73, and the ring cavity 74 of its minute compression ring disk body is communicated with centre bore 75.

Described inner furnace barrel 2 is the double-decker with insulation material.Power of motor in the described blower fan 6 is the motor of 6W.

Operation principle of the present utility model: this cooking stove is that blower fan that to adopt a power be the 6W motor 3 carries out the air intake oxygen supply to inner furnace barrel (burner hearth) 2 through U-shaped wind chamber; The air that namely enters U-shaped wind chamber 3 enters by a plurality of passages and carries out oxygen supply in the inner furnace barrel (burner hearth) 2: one, enter the air in U-shaped wind chamber 3 from 23 oxygen supplys of inner furnace barrel 2 small hole at bottom parts, two, the air that enters U-shaped wind chamber 3 carries out oxygen supply from inner furnace barrel 2 middle part apertures 22, three, the air that enters U-shaped wind chamber 3 enters in the ring cavity 74 from the aperture 72 of trying to get to the heart of a matter of minute compression ring disk body 7 from the air that the top aperture 21 of inner furnace barrel 2 enters in minute compression ring disk body 7 ring cavities 74 and oneself enters the inner furnace barrel 2, make its ring cavity 74 interior two strands of air form eddy flows by the inwall aperture 73 in the ring cavity 74 to inner furnace barrel 2 upper channel oxygen supplys; Thereby make the in layer from top to bottom burning of fuel of inner furnace barrel, do not leak and its thermal efficiency passes through top minute compression ring disk body and fire-collection ring control is concentrated, the fuel thermal efficiency slow release of inner furnace barrel out, thereby accomplish energy-conservation, the effect that firepower is powerful, inner furnace barrel oxygen supply can be controlled to feed in raw material midway and not stop burning.This cooking range structure is simple, and cost is low, little, the good looking appearance of stove and accessory floor space, and fuel uses extensively, but one kilogram of fuel normal combustion one hour (take hard material as example), firepower is powerful, adopts the eddy flow air distribution disk, and it is more abundant to burn, the control fire is realized step-less adjustment flexibly, controls arbitrarily the firepower size, clean environmental protection, without black smoke, firepower is violent, free from extraneous odour, environmental protection and energy saving, the thermal efficiency is high, energy-conservation economical effect is remarkable, and discharging is 1/10th of fire coal, well below discharging standards; Can be widely used in peasant family uses as cooking stove; Has wide market potential.

Claims

1. a biomass stove comprises outer furnace barrel (1), inner furnace barrel (2), leg (4), blower fan (6), pot seat (8) and blast pipe (9), and blast pipe (9) is arranged on the outer furnace barrel (1), it is characterized in that:

A, described inner furnace barrel (2) are suspended in and make it form U-shaped wind chamber (3) in outer furnace barrel (1), outer furnace barrel (1) left surface is provided with the blower fan (6) of band speed regulator (5), this blower fan (6) air outlet communicates with U-shaped wind chamber (3), be provided with a cavate between described inner furnace barrel (2) and the pot seat (8) and divide compression ring disk body (7), this cavate divides compression ring disk body (7) concentric to be inlaid in inner furnace barrel (2) top;

B, described inner furnace barrel (2) upper position are circumferentially with the uniform top aperture (21) of a circle, and this top aperture (21) left end communicates with U-shaped wind chamber (3), right-hand member and the ring cavity (74) that divides in the compression ring disk body (7);

Described inner furnace barrel (2) medium position is circumferentially with the uniform middle part aperture (22) of a circle, and this middle part aperture (22) communicates with U-shaped wind chamber (3);

Described inner furnace barrel (2) bottom is provided with uniform small hole at bottom part (23), and this small hole at bottom part (23) communicates with U-shaped wind chamber (3);

C, described cavate divide compression ring disk body (7) outer wall to be circumferentially with the uniform ring cavity aperture (71) of a circle, and the ring cavity (74) of its minute compression ring disk body is communicated with U-shaped wind chamber (3) through the top of inner furnace barrel aperture (21);

Compression ring disk body (7) bottom surface was provided with the uniform aperture of trying to get to the heart of a matter (72) in described minute, and the ring cavity (74) of its minute compression ring disk body is communicated with inner furnace barrel (2);

Described cavate divides compression ring disk body (7) centre bore (75) inwall to be provided with uniform inwall aperture (73), and the ring cavity (74) of its minute compression ring disk body is communicated with centre bore (75).

2. a kind of biomass stove as claimed in claim 1 is characterized in that described inner furnace barrel (2) is the double-decker with insulation material.

3. a kind of biomass stove as claimed in claim 1 is characterized in that the power of motor in the described blower fan (6) is the motor of 6W.