CN2580347Y

CN2580347Y - Household double fuel heating stove

Info

Publication number: CN2580347Y
Application number: CN 02281284
Authority: CN
Inventors: 孙波; 戚长哲
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-11-19
Filing date: 2002-11-19
Publication date: 2003-10-15
Anticipated expiration: 2012-11-19

Abstract

The utility model relates to a household double fuel heating range, which belongs to the technical field of heating equipment. The utility model is designed to solve the problems of pollution, straw utilization and household heating, which is composed of a reverse combustion grate, an air heater, a convection pipe box, a main flue, an ash cleaner, an auxiliary flue and a feed hopper, wherein, the reverse combustion grate and a water pipe grate which is connected with a right side convection pipe box are installed at the lower part of a hearth and installed above the air heater, the convection pipe box is provided with the ash cleaner, the auxiliary flue is positioned above the convection pipe box, and the feed hopper is installed at the upper part of the furnace. Under the function of a draught fan, heated airstream heats water in the water pipe grate and air in the air heater from top to bottom, the heated airstream has up and down two times flow outside the convection pipe box, the residual heat of the airstream causes the water in the convection pipe box to have temperature rise, and finally, the airstream is exhausted through the main flue. When the draught fan is closed, smoke air in the furnace is exhausted through the auxiliary flute, wherein, the inserting plate of which is switched on. The utility model which makes use of straw and coal as fuel has the advantages of rapid temperature rise, high heat efficiency, no pollution, compact structure, small ground space occupation.

Description

Family expenses double fuel Heating and cooking stove

Technical field: the utility model relates to a kind of family expenses double fuel Heating and cooking stove, belongs to environmental protection, domestic energy-conserving cooking stove heating equipment technical field.

Background technology: existing coal heating cooking stove, coal consumption is big, the thermal efficiency is low, contaminated environment, does not still have solution completely at present; Combustion gas domestic heating cooking stove is applied because of no combustion gas is bad in vast rural area, is badly in need of having a kind of domestic heating cooking stove appearance that stalk is a fuel that makes full use of.

Summary of the invention: for contaminated solution environment, thermal efficiency problem low, that make full use of stalk, the heating of realization family have designed family expenses double fuel Heating and cooking stove; The utility model is made up of reverse combustion grate, air heater, convection current bobbin carriage, deashing device, flue collector, pair flue, loading hopper, reverse combustion grate is a water pipe furnace grate, be positioned on air heater top, upper furnace bottom, water pipe furnace grate communicates with the connection of convection current water tank, the convection current bobbin carriage is provided with deashing device, flue collector is positioned at cooking stove right side wall below, pays the top that flue is positioned at the convection current bobbin carriage, and loading hopper is positioned on the top of upper furnace; The structure of water pipe furnace grate is a triple-layered water pipe, from top to bottom the water pipe diameter from large to small, design can prevent that coke button from stopping up fire grate like this, its position is located at the upper furnace bottom, just in time make it be in the high-temperature region, caloric receptivity is big, triple-layered water pipe the main heating surface that has formed this cooking stove is set, make water quick heating wherein; The convection current bobbin carriage is structurally made, before, after, a left side, the casing of five on the right side and middle three mutual UNICOMs, form four flue gas backhauls, promptly on two twice, the centre adds fork row's water pipe, formed the convection heating surface of this cooking stove, such design makes diffusing not the going out of fume afterheat of coming from burner hearth, basically absorbed by the water in the convection current bobbin carriage entirely, water is further heated up, make the cigarette temperature drop low, thereby the flue gas that air-introduced machine is discharged is a cryogenic gas, flue gas forms with water pipe when the water pipe by fork row and collides simultaneously, a large amount of particles settlings in the flue gas get off, and reach the effect of smoke abatement and dust control; Air heater is a helix, is installed between combustion grate and the bottom fire grate, is equipped with hot air outlet and cool air inlet up and down, and this air heater can be for door, the required hot blast of window warm air curtain; Discharge the top that the flue level is installed in the convection current bobbin carriage of paying of residue flue gas, its porch is equipped with plate; The setting of loading hopper has overcome the little shortcoming of burning straw upper furnace; Deashing device is located at outside the fork drainpipe of convection current bobbin carriage, and solved fork drainpipe outer wall dust influences heat exchange and the susceptible to plugging problem of flue more.The utlity model has following beneficial effect, advantage and characteristics:

1, aspect fuel, mainly adopt stalk, the effective utilization that has solved countryside wastes, eliminated discarded object burnt on the spot and cause heat to scatter and disappear and environmental pollution and disposal process in hidden danger;

2, fuel source is abundant, can utilize stalk, also can utilize fire coal;

3, the fuel availability height is applied widely, and exhaust gas temperature is low, thermal efficiency height, and programming rate is fast, and no black smoke, dust emission have been eliminated the pollution to air, and indoor cleaning has solved the difficult problem of residential coal combustion arcola contaminated environment;

4, compact conformation, floor space and take up room little, but when heating area was 100 square metres, the utility model floor space had only 0.2 square metre, takes up room also to have only 0.12 cubic metre;

5, the setting of two-layer fire grate makes coal form the semi-coal gas state through reverse burning, and coking coal is fallen lower fire grating, through second-time burning and after-flame, has improved the utilization rate of coal;

6, cost and price are low, and be easy for operation, applies easily, especially is suitable for rural area and suburb.

Description of drawings:

Fig. 1: contour structures front view of the present utility model;

Fig. 2: internal structure schematic diagram of the present utility model;

The vertical view of Fig. 3: Fig. 1;

Fig. 4: the installation of deashing device, structural representation.

Among the figure: 1 air heater, 2 water pipe furnace grates, 3 heat-insulation layers, 4 lower furnace doors, fire door in 5,6 flame retardant coatings, 7 upper furnace doors, 8 pairs of flue plugboards, 9 titting water outlets, 10 pairs of flues, 11 convection current bobbin carriages, 12 convection tubes, 13 deashing devices, 14 air-introduced machines, 15 returning pipe joints, 16 ash doors, 17 burner hearth flue outlet windows, 18 lower fire gratings, 19 decorative panels, 20 deashing devices handle, 21 loading hoppers, 22 ash doors, 23 ash doors, 24 deashing devices handle, 25 deashing devices handle, 26 deashing devices handle, 27 furnace walls, 28 upper furnaces, 29 cold air inlets, 30 flue collectors, 31 ash-removing plates, 32 connecting rods, 33 hot-blast outlets.

The specific embodiment:

One, below in conjunction with accompanying drawing concrete structure of the present utility model is described again once:

As shown in Figure 1: the front of (27) is equipped with upper furnace door (7), middle fire door (5), lower furnace door (4), ash door (16) (22) (23), deashing device handle (20) (24) (25) (26), cold air inlet (29) in the furnace wall, be equipped with loading hopper (21) on the top of upper furnace (28), be equipped with titting water outlet (9) on the right side of loading hopper, flue collector (30) and air-introduced machine (14) are housed below right side wall.

As shown in Figure 2: furnace wall (27) internal layer is heat-insulation layer (3), and burner hearth thorax wall is flame retardant coating (6), in upper furnace and above reverse combustion grate (2), lower fire grating (18), air heater (1), loading hopper (21) are installed; Convection current bobbin carriage (11), deashing device (13), flue collector (30), air-introduced machine (14) are installed on the right of burner hearth, pay flue (10); Reverse combustion grate (2) is a water pipe furnace grate, be positioned on the top of upper furnace bottom air heater (1), water pipe furnace grate communicates with convection current water tank (11) connection, convection current bobbin carriage (11) is provided with deashing device (13), pay the top that flue (10) is positioned at convection current bobbin carriage (11), loading hopper (21) is positioned on the top of upper furnace (28); The structure of water pipe furnace grate is a triple-layered water pipe, from top to bottom the water pipe diameter from large to small, design can prevent that coke button from stopping up fire grate like this, the position of water pipe furnace grate is in the high-temperature region, caloric receptivity is big, triple-layered water pipe the main heating surface that has formed this cooking stove is set, make water quick heating wherein; Convection current bobbin carriage (11) structurally manufactures, before, after, a left side, the casing of five on the right side and middle three mutual UNICOMs, form four flue gas backhauls, promptly on two twice, the centre adds fork row's convection tube (12), formed the convection heating surface of this cooking stove, such design makes diffusing not the going out of fume afterheat of coming from burner hearth, basically absorbed by the water in the convection current bobbin carriage (11) entirely, water is further heated up, make the cigarette temperature drop low, thereby the flue gas that air-introduced machine (14) is discharged is a cryogenic gas, flue gas forms with convection tube (12) when the convection tube (12) by fork row and collides simultaneously, a large amount of particles settlings in the flue gas get off, and reach the effect of smoke abatement and dust control; Air heater (1) is a helix, is installed between reverse combustion grate (2) and the lower fire grating (18), is equipped with hot air outlet (31) and cool air inlet (32) up and down, and this air heater (1) can be for door, the required hot blast of window warm air curtain; Discharge the top that flue (10) level is installed in convection current bobbin carriage (11) of paying of residue flue gas, its porch is equipped with pays flue plugboard (8); The setting of loading hopper (21) has overcome the little shortcoming of burning straw upper furnace; Deashing device (13) is located at outside the fork drainpipe of convection current bobbin carriage (11), and solved the outer dust of fork drainpipe influences heat exchange and the susceptible to plugging problem of flue more;

As shown in Figure 3: be equipped with loading hopper (21) in upper furnace (28) upper shed place, be equipped with fork drainpipe, air heater (1), lower fire grating (18) in the upper furnace (28) from top to bottom, be equipped with hot air outlet (31) on the cooking stove rear wall of air heater (1) position, be equipped with cool air inlet (32) on the cooking stove antetheca of air heater (1) position, right back wall bottom at cooking stove is equipped with returning pipe joint (15), and the position, middle back of the decorative panel above cooking stove (19) is equipped with hot water outlet pipe joint (9);

Fig. 4 is the structure chart of deashing device (13), deashing device (13) is made up of ash-removing plate with holes (31), deashing device handle (20) and connecting rod (32), pass convection tube (12) in the hole of ash-removing plate (31), an ash-removing plate (31) vertically be equipped with two connecting rods (32) up and down, the other end of connecting rod (32) connects with deashing device handle (20).

Two, the specific embodiment:

1, installs: titting water outlet of the present utility model (9), returning pipe joint (15) are connected good seal with the water inlet pipe and the return pipe of indoor heating system respectively.

2, use:

1., when burning stalk, stalk is cut into long about 10 centimetres earlier, put loading hopper (21) well, when adding to half burner hearth stalk, can light, open air-introduced machine (14), just can add stalk again after forming the fire in a stove before fuel is added in the burner hearth, burn away in upper furnace.

2., when burning coal, earlier coal is placed on about 3 cm thicks on the water pipe furnace grate, add kindling, light, drive air-introduced machine; After burning zone forms, be divided into dried layer, burning zone, the ash bed sauted from top to bottom; During deashing, coking coal drops down onto on the lower fire grating and burns away to after-flame.

3., dust stratification is all arranged in upper and lower fire grate and the ashcan, should in time clear up.

4., the deashing device (13) at convection current bobbin carriage (11) position starts once earlier before each igniting, and the dust that adheres on convection tube (12) wall is scraped off, the dust of clear up should in time be drawn out from grey (16) (22) (23) of bottom.

3, in running, because the position of water pipe furnace grate is in the high-temperature region, caloric receptivity is big, triple-layered water pipe the main heating surface that has formed this cooking stove is set, make the water quick heating in the water pipe furnace grate; The structure of convection current bobbin carriage (11) forms four flue gas backhauls, promptly on two twice, the centre adds fork row's convection tube (12), formed the convection heating surface of this cooking stove, make diffusing not the going out of fume afterheat of coming like this from burner hearth, basically absorbed by the water in the convection current bobbin carriage (11) entirely, water is further heated up, make the cigarette temperature drop low, thereby the flue gas that air-introduced machine (14) is discharged is a cryogenic gas, simultaneously flue gas forms with convection tube (12) when the convection tube (12) by fork row and collides, and a large amount of particles settlings in the flue gas get off, and reach the effect of smoke abatement and dust control; After gas in air heater (1) helix tube is heated, circulate away through hot air outlet (31), can be for door, the required hot blast of window warm air curtain; In a word, in the utility model, the heat that stalk and coal combustion discharged obtains the utilization of exhausted major part, almost all absorbed by the water in water pipe furnace grate, convection current bobbin carriage (11), the convection tube (12), make the rapid rising of water temperature and deliver to indoor heating system, reach the purpose that improves room temperature through titting water outlet (9).When reaching requirement, room temperature can close air-introduced machine (14), for preventing surplus cigarette in the burner hearth contaminated air that comes into the interior, can be when closing air-introduced machine (14), and draw back and pay flue plugboard (8) and make surplus cigarette discharge outdoor from paying flue (10).

Claims

1, a kind of family expenses double fuel Heating and cooking stove, by reverse combustion grate (2), air heater (1), lower fire grating (18), convection current bobbin carriage (11), deashing device (13), flue collector (30), pay flue (10), loading hopper (21) is formed, it is characterized in that: reverse combustion grate (2) is a water pipe furnace grate, be positioned on upper furnace (28) bottom air heater (1) top, water pipe furnace grate communicates with convection current water tank (11) connection, convection current bobbin carriage (11) is provided with deashing device (13), flue collector (30) is positioned at cooking stove right side wall below, pay the top that flue (10) is positioned at convection current bobbin carriage (11), loading hopper (21) is placed in the top of upper furnace (28).

2, family expenses double fuel Heating and cooking stove as claimed in claim 1, it is characterized in that: the structure of water pipe furnace grate is a triple-layered water pipe, and from top to bottom the water pipe diameter from large to small.

3, family expenses double fuel Heating and cooking stove as claimed in claim 1, it is characterized in that: air heater (1) is a helix, is installed between reverse combustion grate (2) and the lower fire grating (18), is equipped with hot air outlet (31) and cool air inlet (32) up and down.

4, family expenses double fuel Heating and cooking stove as claimed in claim 1, it is characterized in that: convection current bobbin carriage (11) structurally manufactures the casing of the going up of four flue gas backhauls, five of front, rear, left and right and middle three mutual UNICOMs, and the centre adds fork row's convection tube (12).

5, family expenses double fuel Heating and cooking stove as claimed in claim 1, it is characterized in that: deashing device (13) is made up of ash-removing plate with holes (31), deashing device handle (20) and connecting rod (32), pass convection tube (12) in the hole of ash-removing plate (31), an ash-removing plate (31) vertically be equipped with two connecting rods (32) up and down, the other end of connecting rod (32) connects with deashing device handle (20).

6, family expenses double fuel Heating and cooking stove as claimed in claim 1, it is characterized in that: the front of (27) is equipped with upper furnace door (7), middle fire door (5), lower furnace door (4), ash door (16) (22) (23), deashing device handle (20) (24) (25) (26), cold air inlet (29) in the furnace wall, be equipped with titting water outlet (9) on the right side of loading hopper (21), below right side wall, install and the joining flue collector of air-introduced machine (14) (30).

7, family expenses double fuel Heating and cooking stove as claimed in claim 1 is characterized in that: the right back wall bottom at cooking stove is equipped with returning pipe joint (15), and the position, middle back of the decorative panel above cooking stove (19) is equipped with delivery port pipe joint (9).