CN213237489U

CN213237489U - Stove with return stroke reverse burning function

Info

Publication number: CN213237489U
Application number: CN202021323049.8U
Authority: CN
Inventors: 龚德平
Original assignee: Qingyuan Dingxingtai Machinery Equipment Co ltd
Current assignee: Qingyuan Dingxingtai Machinery Equipment Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-05-18
Anticipated expiration: 2030-07-07

Abstract

The utility model belongs to the technical field of coal-fired stove, especially, for a stove with return stroke counter-burning function, the induction cooker comprises a cooker bod, the deashing room has been seted up to the bottom of furnace body, the bottom inner wall sliding connection of furnace body has the ash bucket, the inner wall of furnace body one side is located the upper portion fixedly connected with grate of ash bucket, first bleed pipe and second bleed pipe have been seted up to one side inner wall of furnace body. The utility model discloses an add fuel in the combustion chamber, the high temperature flue gas of burning release blocks back the combustion chamber multiple combustion through anti-board of burning, utilize the oxygen suppliment mouth, first bleed mouth and second bleed mouth burn with higher speed to the combustion chamber induced air, separate into circuitous flue through the baffle, make full use of high temperature flue gas, connect the heat heating that the heat pipe absorbed in the flue gas between the water cavity wall, utilize the rose box to filter harmful waste gas, this many return journey anti-burning structure, improve combustion speed and combustion efficiency, purify harmful gas and protect ecological environment.

Description

Stove with return stroke reverse burning function

Technical Field

The utility model relates to a coal-fired stove technical field specifically is a stove with return stroke anti-function of burning.

Background

In the prior art, a coal-fired stove mainly adopts two working principles: the forward combustion principle and the reverse combustion principle. Coal-fired furnaces mostly adopt the positive combustion principle, i.e. air enters from the furnace bottom and passes through the whole hearth. Because the combustion process is periodic, in the initial stage of combustion, because of insufficient air, the coal gas generated by coal pyrolysis gasification can not be sufficiently combusted, and a large amount of toxic and combustible components are generated and discharged into the environment along with the flue gas, thereby causing environmental pollution and energy loss; in the later combustion stage, the coal bed is thinned, the excess air can reduce the furnace temperature and the combustion efficiency and generate a large amount of nitrogen oxide emission, and the back combustion principle refers to that a part or all of high-temperature flue gas is taken out and sent to a low-temperature region of a hearth to heat unburned coal, so that the coal is easy to combust, and the combustion is more thorough. Its advantages are high utilization rate of fuel and low carbon content in ash. However, the stove adopting the back-burning principle needs a multi-return structure, is large in size, high in cost and not beneficial to popularization and use, and the following problems exist in the prior art are summarized:

coal-fired furnaces are insufficient in combustion and low in combustion efficiency, high-temperature flue gas is discharged along with smoke outlets, the emitted heat cannot be effectively utilized, and a large amount of toxic and combustible components are discharged to the environment along with the flue gas, so that environmental pollution is caused.

The prior art has unreasonable equipment layout, large volume occupation ratio, single function and inconvenience and practicability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a stove with a return stroke reverse burning function, which solves the problems of insufficient burning, low burning efficiency, environmental pollution and inconvenient and practical use of a coal stove.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a stove with a return-stroke back-burning function comprises a stove body, wherein an ash cleaning chamber is arranged at the bottom of the stove body, an ash hopper is connected to the inner wall of the bottom of the stove body in a sliding manner, a fire grate is fixedly connected to the inner wall of one side of the stove body, the upper part of the ash hopper is positioned on the inner wall of one side of the stove body, a first air-entraining pipe and a second air-entraining pipe are arranged on the inner wall of one side of the stove body, a first fixing plate is fixedly connected to the top of the fire grate, a coal feeding port is arranged on the inner wall of one side of the stove body, a sliding plate is fixedly connected to the top of the first fixing plate, one end of the sliding plate is fixedly connected to the coal feeding port, a second fixing plate is fixedly connected to one end of the fire grate, a rotating rod is rotatably connected to the inside of the second fixing plate through a, the improved boiler comprises a boiler body and is characterized in that a reverse burning plate is fixedly connected to the inner wall of the top of the boiler body, a water cavity is formed in the annular wall of the boiler body, a heat conducting pipe is fixedly connected to the top of the boiler body through the water cavity, a water inlet is formed in the surface of the water cavity, a water return port is formed in the surface of the right side of the water cavity, a water outlet is formed in the lower portion, located at the water return port, of the right side of the water cavity, a filter box is fixedly connected to the top of the boiler body, a sliding groove is formed in the inner wall of the filter box, a sliding block is slidably connected to the inside.

As a preferred technical scheme of the utility model, the oxygen suppliment mouth has been seted up to one side inner wall of furnace body, the grate is run through to passing through the connecting pipe of oxygen suppliment mouth.

As a preferred technical scheme of the utility model, the inside of first fixed plate is run through respectively to the one end of first bleed pipe and second bleed pipe, the first bleed pipe mouth of pipe corresponds combustion area bottom region, the second bleed pipe mouth of pipe corresponds combustion area middle part region.

As an optimized technical proposal of the utility model, the upper part of the fire grate is a combustion chamber which is positioned at the middle part of the furnace body.

As an optimal technical scheme of the utility model, two the fixed surface of slider is connected with the filter layer, the filter layer is the active carbon adsorption filter material.

As a preferred technical scheme of the utility model, the inner wall of furnace body bottom is located one side fixedly connected with baffle of the board of burning back, the baffle is for separating the steel sheet.

As a preferred technical scheme of the utility model, water intracavity wall fixedly connected with water pipe, the water pipe has a plurality of and is equidistant distribution connection on the water intracavity wall.

(III) advantageous effects

Compared with the prior art, the utility model provides a stove with return stroke anti-function of burning possesses following beneficial effect:

this stove with return stroke anti-function of burning, through add fuel in the combustion chamber, the high temperature flue gas of burning release blocks back the combustion chamber through anti-board of burning and burns many times, utilize the oxygen suppliment mouth, first bleed mouth and second bleed mouth are to combustion chamber induced air accelerated combustion, become circuitous flue through the baffle separation, make full use of high temperature flue gas, connect the heat supply that the heat pipe absorbed in the flue gas between the water cavity wall, utilize the rose box to filter harmful waste gas, this many return strokes anti-structure of burning, improve combustion speed and combustion efficiency, purify harmful gas and protect ecological environment.

This stove with reverse function of burning of return stroke is equipped with the grate through the furnace body top and can directly burn the heating article, closes the fire banking up plate through pulling the control lever and conveniently seals fire to the combustion chamber, filters purification to harmful gas through the rose box, heats the heating in hot water cavity through high temperature waste gas, and this structural layout is compact, and the function is various, and convenient and practical is stronger.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of a second fixing plate of the present invention;

FIG. 3 is a top view of the furnace body of the present invention;

fig. 4 is a cross-sectional view of the filtering box of the present invention.

In the figure: 1. a furnace body; 2. an ash cleaning chamber; 3. an ash hopper; 4. a grate; 5. an oxygen supply port; 6. a first bleed air duct; 7. a second bleed air duct; 8. a first fixing plate; 9. a coal feeding port; 10. a slide plate; 11. a combustion chamber; 12. a second fixing plate; 13. a rotating rod; 14. a fire banking plate; 15. a control lever; 16. reversely burning the plate; 17. a water chamber; 18. a heat conducting pipe; 19. a water inlet; 20. a water return port; 21. a water outlet; 22. a filter box; 23. a chute; 24. a slider; 25. a filter layer; 26. a chimney; 27. a partition plate; 28. a water pipe; 29. a grate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a stove with a return-stroke back-burning function comprises a stove body 1, an ash cleaning chamber 2 is arranged at the bottom of the stove body 1, an ash hopper 3 is connected to the inner wall of the bottom of the stove body 1 in a sliding manner, a fire grate 4 is fixedly connected to the inner wall of one side of the stove body 1, a first air-entraining pipe 6 and a second air-entraining pipe 7 are arranged on the inner wall of one side of the stove body 1, a first fixing plate 8 is fixedly connected to the top of the fire grate 4, a coal feeding port 9 is arranged on the inner wall of one side of the stove body 1 and positioned on the upper portion of the second air-entraining pipe 7, a sliding plate 10 is fixedly connected to the top of the first fixing plate 8, a coal feeding port 9 is fixedly connected to one end of the sliding plate 10, a second fixing plate 12 is fixedly connected to one end of the fire grate 4, a rotating rod 13 is rotatably connected to the inside of the second fixing plate 12 through a bearing, a, the anti-board 16 that burns of top inner wall fixedly connected with of furnace body 1, water cavity 17 has been seted up in the furnace body 1 rampart, water cavity 17 fixedly connected with heat pipe 18 is passed through at the top of furnace body 1, water inlet 19 has been seted up on the surface of water cavity 17, return water mouth 20 has been seted up on the right side surface of water cavity 17, delivery port 21 has been seted up to the lower part that water cavity 17 right side is located return water mouth 20, 1 top fixedly connected with rose box 22 of furnace body, spout 23 has been seted up to rose box 22's inner wall, the inside sliding connection of spout 23 has slider 24, rose box 22's top fixedly connected with goes out chimney 26, the top inner wall fixedly connected with grate.

In the embodiment, fuel is added into the combustion chamber 11, high-temperature flue gas released by combustion is blocked back to the combustion chamber 11 through the reverse combustion plate 16 for multiple times of combustion, the oxygen supply port 5, the first air guide pipe 6 and the second air guide pipe 7 are used for inducing air to accelerate combustion of the combustion chamber 11, the combustion chamber is divided into roundabout flues through the partition plate 27, the high-temperature flue gas is fully utilized, the heat conduction pipe 18 is connected between the walls of the water cavity 17 for absorbing heat in the flue gas for heating, the filter box 22 is used for filtering harmful waste gas, and the multi-return reverse combustion structure improves the combustion speed and the combustion efficiency, purifies the harmful gas and protects the ecological environment; be equipped with grate 29 through furnace body 1 top and can directly burn the heating article, close fire banking up plate 14 through pulling control rod 15 and conveniently seal up a fire to combustion chamber 11, filter and purify harmful gas through rose box 22, heat through high temperature waste gas heating water cavity 17, this structural configuration is compact, and the function is various, and convenient and practical is stronger.

Specifically, an oxygen supply port 5 is formed in the inner wall of one side of the furnace body 1, and the oxygen supply port 5 penetrates through the fire grate 4 through a connecting pipe.

In this embodiment, the combustion chamber 11 is conveniently ventilated and accelerated to burn by setting the oxygen supply port 5, so that the furnace body 1 is rapidly heated.

Specifically, one end of the first air guide pipe 6 and one end of the second air guide pipe 7 penetrate through the inside of the first fixing plate 8 respectively, the pipe orifice of the first air guide pipe 6 corresponds to the bottom area of the combustion area, and the pipe orifice of the second air guide pipe 7 corresponds to the middle area of the combustion area.

In this embodiment, the combustion speed of the fuel is further accelerated by the air-entraining of the first air-entraining pipe 6 and the second air-entraining pipe 7 in the combustion area at the bottom and the middle part of the combustion chamber 11, so as to improve the combustion efficiency.

Specifically, a combustion chamber 11 is arranged above the fire grate 4, and the combustion chamber 11 is positioned in the middle of the furnace body 1.

In this embodiment, the fuel that conveniently adds to coal-charging hole 9 through combustion chamber 11 is stored and is burnt, has saved the space of furnace body 1, makes the overall arrangement compacter, reduces area occupied.

Specifically, the surfaces of the two sliders 24 are fixedly connected with a filter layer 25, and the filter layer 25 is an activated carbon adsorption filter material.

In this embodiment, the active carbon adsorption filter material has good absorption, filter effect, effectively filters harmful gas and purifies.

Specifically, a partition plate 27 is fixedly connected to one side of the inner wall of the bottom of the furnace body 1, which is located on the reverse combustion plate 16, and the partition plate 27 is a partition steel plate.

In the embodiment, the furnace body is divided into a multi-return structure form by the partition plate 27, so that the heat of the high-temperature flue gas is fully utilized, and the retention time of the high-temperature gas in the furnace body 1 is prolonged.

Specifically, the inner wall of the water cavity 17 is fixedly connected with a water pipe 28, and the water pipe 28 is provided with a plurality of water pipes which are distributed on the inner wall of the water cavity 17 at equal intervals.

In this embodiment, connect a plurality of water pipes 28 through water cavity 17, increase the contact surface heat absorption with high temperature flue gas, water pipe 28 number can be installed as required when making equipment size.

The utility model discloses a theory of operation and use flow: the coal feeding port 9 is opened to feed fuel, the sliding plate 10 is used for sliding into the combustion chamber 11 to ignite the fuel, the sliding plate 10 is connected with the first fixing plate 8, the first fixing plate 8 is connected with the second air guiding pipe 7 and the first air guiding pipe 6 to facilitate oxygen supply and accelerated combustion at the bottom and middle temperature of the combustion flame, the first fixing plate 8 is connected with the fire grate 4 to facilitate placement and ash leakage of the fuel, the bottom of the fire grate 4 is provided with the ash cleaning chamber 2, the ash hopper 3 is arranged in the ash cleaning chamber 2 to facilitate collection of the ash after the fuel is combusted in the combustion chamber 11, the bottom of the ash hopper 3 is connected with the furnace body 1, the surface of the furnace body 1 is connected with the oxygen supply port 5 to facilitate ventilation of the combustion chamber 11, the bottom inner wall of the furnace body 1 is connected with the second fixing plate 12, the rotating rod 13 is connected with the fire sealing plate 14 through the rotating rod 13, the operating rod 15 is connected with the rotating rod 13, and the operating rod 15 is pulled to drive the fire sealing plate 14 to, the fire-blocking treatment is carried out on the stove, a water cavity 17 is arranged on the annular wall of the stove body 1, a heat conduction pipe 18 is connected through the water cavity 17 to absorb heat of high-temperature flue gas of a flue, the water cavity 17 is heated, a water inlet 19 and a water outlet 21 are arranged through the water cavity 17 to facilitate water inflow and drainage, a water return port 20 is arranged through the water cavity 17, when water comes out from the water return port 20 to stop draining, a filter box 22 is connected through the top of the water cavity 17, harmful gas is filtered by a filter layer 25 in the filter box 22, the filter layer 25 is convenient to draw out for replacement and maintenance through the arrangement of a wall chute 23 and a slide block 24 of the filter box 22, a smoke outlet barrel 26 is connected through the top of the filter box 22 to facilitate air exhaust, a partition plate 27 is connected through the bottom of the stove body 1 to be divided into a multi-return structural form, the heat of the high-temperature flue gas is fully, can be used for placing the object to be heated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stove with return stroke back-burning function, includes furnace body (1), its characterized in that: the bottom of the furnace body (1) is provided with an ash cleaning chamber (2), the bottom inner wall of the furnace body (1) is connected with an ash bucket (3) in a sliding manner, the inner wall of one side of the furnace body (1) is positioned at the upper part of the ash bucket (3) and is fixedly connected with a fire grate (4), the inner wall of one side of the furnace body (1) is provided with a first air-entraining pipe (6) and a second air-entraining pipe (7), the top of the fire grate (4) is fixedly connected with a first fixing plate (8), the inner wall of one side of the furnace body (1) is positioned at the upper part of the second air-entraining pipe (7) and is provided with a coal feeding port (9), the top of the first fixing plate (8) is fixedly connected with a sliding plate (10), one end of the sliding plate (10) is fixedly connected with the coal feeding port (9), one end of the fire grate (4) is fixedly connected with, the surface of the rotating rod (13) is fixedly connected with a fire sealing plate (14) through a connecting rod, one end of the rotating rod (13) penetrates through the furnace body (1) and extends to the outside to be fixedly connected with a control rod (15), the inner wall of the top of the furnace body (1) is fixedly connected with a reverse burning plate (16), a water cavity (17) is formed in the annular wall of the furnace body (1), the top of the furnace body (1) is fixedly connected with a heat conduction pipe (18) through the water cavity (17), a water inlet (19) is formed in the surface of the water cavity (17), a water return opening (20) is formed in the right side surface of the water cavity (17), a water outlet (21) is formed in the right side of the water cavity (17) and is positioned at the lower part of the water return opening (20), a filter box (22) is fixedly connected to the top of the furnace body (1), a sliding groove (23) is formed in, the top of the filter box (22) is fixedly connected with a smoke outlet tube (26), and the inner wall of the top of the furnace body (1) is fixedly connected with a grate (29).

2. The oven with a back-stroke back-burning function as claimed in claim 1, wherein: an oxygen supply port (5) is formed in the inner wall of one side of the furnace body (1), and the oxygen supply port (5) penetrates through the fire grate (4) through a connecting pipe.

3. The oven with a back-stroke back-burning function as claimed in claim 1, wherein: one end of the first air-entraining pipe (6) and one end of the second air-entraining pipe (7) penetrate through the inside of the first fixing plate (8) respectively, the pipe orifice of the first air-entraining pipe (6) corresponds to the bottom area of the combustion area, and the pipe orifice of the second air-entraining pipe (7) corresponds to the middle area of the combustion area.

4. The oven with a back-stroke back-burning function as claimed in claim 1, wherein: a combustion chamber (11) is arranged above the fire grate (4), and the combustion chamber (11) is positioned in the middle of the furnace body (1).

5. The oven with a back-stroke back-burning function as claimed in claim 1, wherein: the surface of the two sliding blocks (24) is fixedly connected with a filtering layer (25), and the filtering layer (25) is an activated carbon adsorption filtering material.

6. The oven with a back-stroke back-burning function as claimed in claim 1, wherein: the inner wall of the bottom of the furnace body (1) is positioned on one side of the back burning plate (16) and is fixedly connected with a partition plate (27), and the partition plate (27) is a partition steel plate.

7. The oven with a back-stroke back-burning function as claimed in claim 1, wherein: water chamber (17) inner wall fixedly connected with water pipe (28), water pipe (28) have a plurality of and be equidistant distribution and connect on water chamber (17) inner wall.