CN201909341U - Novel air return furnace - Google Patents

Novel air return furnace Download PDF

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Publication number
CN201909341U
CN201909341U CN2011200213688U CN201120021368U CN201909341U CN 201909341 U CN201909341 U CN 201909341U CN 2011200213688 U CN2011200213688 U CN 2011200213688U CN 201120021368 U CN201120021368 U CN 201120021368U CN 201909341 U CN201909341 U CN 201909341U
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CN
China
Prior art keywords
combustion chamber
furnace
circle
heater
stove
Prior art date
Application number
CN2011200213688U
Other languages
Chinese (zh)
Inventor
周德广
Original Assignee
周德广
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 周德广 filed Critical 周德广
Priority to CN2011200213688U priority Critical patent/CN201909341U/en
Application granted granted Critical
Publication of CN201909341U publication Critical patent/CN201909341U/en

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Abstract

The utility model provides a novel air return furnace, which relates to a secondary combustion technology. A furnace table is fixed at the upper end of a furnace body, the lower end of the furnace body is fixed on a furnace seat, one side of the furnace body is provided with an inclined outer material adding groove, the other side of the furnace body is provided with a smoke throat, a movable cylindrical sand and soil furnace core is arranged in the furnace body, one side of the upper half part of the furnace core is provided with an inner material adding groove corresponding to the outer material adding groove arranged at the outer side of the furnace body, an air inlet pipe is arranged between an inner circle and an outer circle of the furnace core, secondary air inlet is formed by hot air ascending and enters a combustion supporting hole formed on a gasification tube for realizing a combustion supporting effect in the furnace, and a furnace bridge, an air door and a fire regulation plate are arranged at a lower end opening of the inner circle of the furnace core, the fire force can be controlled through regulating the opening degree of the fire regulation plate, an end opening is arranged on the inner circle of the furnace core, and the furnace cover is provided with the gasification tube and an air gathering cover. The novel air return furnace has a simple structure and a low cost, is convenient to add materials and easy to manufacture, has an air return function and a secondary combustion effect and belongs to a very practical civil furnace tool.

Description

New-type air return stove
Affiliated technical field
The utility model relates to a kind of stove and accessory, relates in particular to secondary burning technology and the new-type air return stove of being convenient to add fuel.
Background technology
Air return stove can be used for heating and cooking, so liked by numerous users, its structure is to insert the sandy soil combustion chamber in its body of heater, combustion chamber and body of heater are apart from one another by forming the return air interlayer, after flame is flushed to the bottom of a pan from fire door, can rebound and discharge from exhaust opening again after being detained certain hour in the interlayer, can make full use of heat like this and reduce smog emission, but not enough is: it can only make fuel with coal cinder, and the body of heater side does not have the hopper of adding, adding fuel needs to add from fire door, cause flue dust to raise outward, contaminated environment is harmful to health.This in addition air return stove does not have after burner, only from combustion chamber bottom air feed, makes once directly burning of fuel, and it is abundant inadequately to burn, and fuel consumption is bigger.Comprehensively above-mentioned, this traditional air return stove is not energy-conservation, do not reduce discharging, unhygienic, dangerous, it is very necessary to update.
Summary of the invention
At the above-mentioned defective that traditional air return stove exists, the utility model provide a kind of simple in structure, to add material convenient, safe, energy-conservation, efficient and the new-type air return stove of second-time burning effect arranged.
The technical scheme that its technical problem that solves the utility model adopts is: it comprises exhaust opening, the stove table, fire-stop ring, fire door, combustion-supporting hole, wind gathering cover, gasification pot, the air channel, body of heater, add hopper outward, the groove lid, in add hopper, blast pipe, the stove seat, air inlet, the grate supporting plate, the ash drawer, fire-regulating plate, air door, grate, circle in the combustion chamber, the combustion chamber cylindrical, combustion chamber, the loose joint dish, return air interlayer and smoke uptake, on described body of heater is, following equal diameters or up big and down small drum shape, the stove table is fixed on the body of heater upper end, the body of heater lower end is fixed on above the stove seat, be provided with grey drawer in the stove seat, body of heater one side is provided with the outer hopper that adds of inclination, add outward the groove lid is arranged on the hopper, the opposite side of body of heater is provided with smoke uptake and communicates with exhaust opening, useless flue gas is discharged from exhaust opening by smoke uptake, the inboard wall of furnace body lower end is provided with the grate supporting plate, put combustion chamber on the grate supporting plate, the combustion chamber upper port connects gasification pot, and the gasification pot upper port connects wind gathering cover and fire-stop ring.
Described grate supporting plate is the porose circular flat boards of central authorities, and its cylindrical is fixed on body of heater lower end inwall, and Circularhole diameter is identical with circular diameter in the combustion chamber in it, is provided with and the corresponding air inlet of blast pipe between circle and the cylindrical in the grate supporting plate.
Described combustion chamber is a cylindrical shape, makes with sandy soil, and the upper and lower equal diameters of combustion chamber cylindrical, circle is up-small and down-big in the combustion chamber, and the combustion chamber cylindrical is close to the inwall of body of heater lower end, and thickness is 30mm to 60mm between interior circle of combustion chamber and the combustion chamber cylindrical.In the first half one side of combustion chamber is provided with, add hopper and match with the outer hopper that adds on the body of heater, the combustion chamber upper end is provided with groove, be convenient to connect gasification pot, be provided with 5 to 10 blast pipes between circle and the combustion chamber cylindrical in the combustion chamber, the principle of utilizing hot-air to rise, produce negative pressure in the air channel after heating up in the stove, form secondary air from air inlet, blast pipe, air channel, the combustion-supporting hole that enters under the effect of wind gathering cover on the gasification pot is given in the stove combustion-supporting.
The circle lower port is provided with grate in the described combustion chamber, is provided with air door and fire-regulating plate below the grate, regulates the aperture of fire-regulating plate and can control the air quantity that enters in the combustion chamber, thereby realize that firepower regulates.
The loose joint dish of circle upper port and gasification pot is to flexibly connect in the described combustion chamber, and gasification pot upper port and wind gathering cover upper port, fire-stop ring lower port flexibly connect.
Described gasification pot is up-small and down-big taper, makes with metal material, and its lower port is provided with tubaeform loose joint dish, the combustion-supporting hole of its ring Zhou Junbu circle or bar shaped.
Described wind gathering cover is up-small and down-big tubaeform, the wind gathering cover lower port is close to and is positioned at the following inboard wall of furnace body of smoke uptake, form the return air interlayer above the wind gathering cover and between the body of heater, be beneficial to and make full use of heat energy and digestion flue gas, form the airtight annular passage in top below the wind gathering cover and between the gasification pot, realized that existing return air effect has the effect of second-time burning again.
The beneficial effects of the utility model are:
1. tubaeform wind gathering cover cooperates the low wide and up narrow annular passage of formation with gasification pot, secondary air is compressed in the air channel, makes the wind-force that enters combustion-supporting hole more powerful, and it is more abundant to burn.
2. wind gathering cover, gasification pot, combustion chamber are to flexibly connect, and are convenient to after the parts damages change.
3. add hopper and combined by the outer hopper that adds that adds on hopper and the body of heater on the sandy soil combustion chamber, need not weld, make easily, production cost is low.
4. combustion chamber is made with sandy soil, and blast pipe is located between the inside and outside circle of combustion chamber, and combustion chamber and body of heater do not need at interval, and the combustion chamber cylindrical can be close to inboard wall of furnace body, so that combustion chamber can make is very thick, not only sturdy and durable, also plays insulation, heat insulation and safe effect.
The utility model overcome traditional air return stove can only burn coal, be difficult for adding material, not energy-conservation, do not reduce discharging, dangerous, the defective that is difficult for changing combustion chamber and do not have second-time burning.The utility model can utilize coal, bavin, grass, stalk, corncob and flammable house refuse to make fuel; reinforced arbitrarily convenient; reinforcedly midway disembark, do not compress, motionless pot; without blower fan; no tar discharging; it is not only safe, energy-conservation but also can multi-use, is a kind of practical domestic stove.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a combustion chamber elevational schematic view of the present utility model.
The specific embodiment
1-exhaust opening among the figure, 2-stove table, 3-fire-stop ring, 4-fire door, the combustion-supporting hole of 5-, the 6-wind gathering cover, the 7-gasification pot, the 8-air channel, 9-body of heater, 10-add hopper outward, 11-groove lid adds hopper, 13-blast pipe, 14-stove seat in the 12-, the 15-air inlet, 16-combustion chamber supporting plate, 17-ash drawer, 18-fire-regulating plate, the 19-air door, circle in the 20-grate, 21-combustion chamber, 22-combustion chamber cylindrical, the 23-combustion chamber, 24-loose joint dish, 25-return air interlayer, 26-smoke uptake.
In the drawings, on body of heater (9) is, following equal diameters or up big and down small drum shape, stove table (2) is fixed on body of heater (9) upper end, body of heater (9) lower end is fixed on above the stove seat (14), be provided with grey drawer (17) in the stove seat (14), body of heater (9) one sides are provided with the outer hopper (10) that adds of inclination, add outward groove lid (11) is arranged on the hopper (10), the opposite side of body of heater (9) is provided with smoke uptake (26) and communicates with exhaust opening (1), body of heater (9) inwall lower end is provided with grate supporting plate (16), put combustion chamber (23) on the grate supporting plate, combustion chamber (23) upper port connects gasification pot (7), and gasification pot (7) upper port connects wind gathering cover (6) and fire-stop ring (3).
Described grate supporting plate (16) is the porose circular flat boards of central authorities, its cylindrical is fixed on body of heater lower end (9) inwall, Circularhole diameter is identical with circle (21) diameter in the combustion chamber in it, is provided with and the corresponding air inlet of blast pipe (15) between circle and the cylindrical in the grate supporting plate (16).
Described combustion chamber (23) is a cylindrical shape, make with sandy soil, the upper and lower equal diameters of combustion chamber cylindrical (22), circle (21) is up-small and down-big in the combustion chamber, combustion chamber cylindrical (22) is close to the inwall of body of heater lower end, and thickness is 30mm to 60mm between interior circle of combustion chamber (21) and the combustion chamber cylindrical (22).Add hopper (12) and match with the outer hopper (22) that adds on the body of heater (9) in the first half one side of combustion chamber (23) is provided with, combustion chamber (23) upper end is provided with groove, being provided with 5 to 10 blast pipes (13) between circle (21) and the combustion chamber cylindrical (22) in the combustion chamber.
Circle (21) lower port is provided with grate (20) in the described combustion chamber, is provided with air door (19) and fire-regulating plate (18) below the grate.
The loose joint dish (24) of circle (21) upper port and gasification pot (7) is to flexibly connect in the described combustion chamber.
Described gasification pot (7) upper port and gather qi together cover (6) upper port, fire-stop ring (3) lower port flexibly connect.
Described gasification pot (7) is up-small and down-big taper, makes with metal material, and its lower port is provided with tubaeform loose joint dish (24), the combustion-supporting hole (5) of its ring Zhou Junbu circle or bar shaped.
Described wind gathering cover (6) is up-small and down-big tubaeform, wind gathering cover (6) lower port is close to and is positioned at following body of heater (9) inwall of smoke uptake (26), form return air interlayer (25) above the wind gathering cover (6) with between the body of heater (9), the airtight annular passage (8) in formation top below the gather qi together cover (6) and between the gasification pot (7).

Claims (9)

1. new-type air return stove, it comprises exhaust opening, the stove table, fire-stop ring, fire door, combustion-supporting hole, wind gathering cover, gasification pot, the air channel, body of heater, add hopper outward, the groove lid, in add hopper, blast pipe, the stove seat, air inlet, the grate supporting plate, the ash drawer, fire-regulating plate, air door, grate, circle in the combustion chamber, the combustion chamber cylindrical, combustion chamber, the loose joint dish, return air interlayer and smoke uptake, it is characterized in that: on body of heater is, following equal diameters or up big and down small drum shape, the stove table is fixed on the body of heater upper end, the body of heater lower end is fixed on above the stove seat, be provided with grey drawer in the stove seat, body of heater one side is provided with the outer hopper that adds of inclination, add outward the groove lid is arranged on the hopper, the opposite side of body of heater is provided with smoke uptake and communicates with exhaust opening, the inboard wall of furnace body lower end is provided with the grate supporting plate, put combustion chamber on the grate supporting plate, the combustion chamber upper port connects gasification pot, and the gasification pot upper port connects wind gathering cover and fire-stop ring.
2. new-type air return stove according to claim 1, it is characterized in that: the grate supporting plate is the porose circular flat boards of central authorities, its cylindrical is fixed on body of heater lower end inwall, and Circularhole diameter is identical with circular diameter in the combustion chamber in it, is provided with and the corresponding air inlet of blast pipe between circle and the cylindrical in the grate supporting plate.
3. new-type air return stove according to claim 1 is characterized in that: combustion chamber is a cylindrical shape, makes with sandy soil, the upper and lower equal diameters of combustion chamber cylindrical, circle is up-small and down-big in the combustion chamber, and the combustion chamber cylindrical is close to the inwall of body of heater lower end, and thickness is 30mm to 60mm between interior circle of combustion chamber and the combustion chamber cylindrical.
4. new-type air return stove according to claim 3 is characterized in that: add hopper and match with the outer hopper that adds on the body of heater in the first half one side of combustion chamber is provided with, the combustion chamber upper end is provided with groove, is provided with 5 to 10 blast pipes between circle and the combustion chamber cylindrical in the combustion chamber.
5. new-type air return stove according to claim 3 is characterized in that: the circle lower port is provided with grate in the combustion chamber, is provided with air door and fire-regulating plate below the grate.
6. new-type air return stove according to claim 1 is characterized in that: the loose joint dish of circle upper port and gasification pot is to flexibly connect in the combustion chamber.
7. new-type air return stove according to claim 1 is characterized in that: gasification pot upper port and wind gathering cover upper port, fire-stop ring lower port flexibly connect.
8. new-type air return stove according to claim 1 is characterized in that: gasification pot is up-small and down-big taper, makes with metal material, and its lower port is provided with tubaeform loose joint dish, the combustion-supporting hole of its ring Zhou Junbu circle or bar shaped.
9. new-type air return stove according to claim 1, it is characterized in that: wind gathering cover is up-small and down-big tubaeform, the wind gathering cover lower port is close to and is positioned at the following inboard wall of furnace body of smoke uptake, form the return air interlayer above the wind gathering cover and between the body of heater, below the wind gathering cover and form the airtight annular passage in top between the gasification pot.
CN2011200213688U 2011-01-18 2011-01-18 Novel air return furnace CN201909341U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200213688U CN201909341U (en) 2011-01-18 2011-01-18 Novel air return furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200213688U CN201909341U (en) 2011-01-18 2011-01-18 Novel air return furnace

Publications (1)

Publication Number Publication Date
CN201909341U true CN201909341U (en) 2011-07-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011200213688U CN201909341U (en) 2011-01-18 2011-01-18 Novel air return furnace

Country Status (1)

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CN (1) CN201909341U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102607066A (en) * 2011-01-18 2012-07-25 周德广 New-style air returning furnace
CN103900113A (en) * 2014-03-13 2014-07-02 王宏丁 High-efficiency non-coking solid particle fuel gasification combustor
CN106439916A (en) * 2016-08-26 2017-02-22 刘亚锋 Special furnace for biomass

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102607066A (en) * 2011-01-18 2012-07-25 周德广 New-style air returning furnace
CN103900113A (en) * 2014-03-13 2014-07-02 王宏丁 High-efficiency non-coking solid particle fuel gasification combustor
CN103900113B (en) * 2014-03-13 2016-02-17 王宏丁 The solid particle fuel gasification combustor of efficient noncoking
CN106439916A (en) * 2016-08-26 2017-02-22 刘亚锋 Special furnace for biomass

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110727

Termination date: 20130118