CN213577555U

CN213577555U - Biomass fuel fires burning furnace convenient to regulation formula

Info

Publication number: CN213577555U
Application number: CN202022557163.3U
Authority: CN
Inventors: 汪慧兵; 陶宝玉; 郭春发
Original assignee: Wuhu Energy Thermal Equipment Co ltd
Current assignee: Wuhu Energy Thermal Equipment Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-29
Anticipated expiration: 2030-11-09

Abstract

The utility model provides a biomass fuel combustion furnace convenient to adjust, which comprises a combustion furnace body, wherein the combustion furnace body comprises a feed chamber and a combustion chamber, the top of the feed chamber is provided with a feeding device, one side of the top of the feeding device is provided with a feed hopper communicated with the feeding device, the end of the feeding device is provided with a discharge pipe, the end of the discharge pipe is connected with a burner, the burner is communicated with the combustion chamber through a connecting flange, the interior of the feed chamber is provided with an adjusting device, the top of the combustion chamber is provided with a smoke outlet pipe, the end of the smoke outlet pipe is provided with a draught fan, the output end of the draught fan is connected with a purification chamber, and the end of the purification chamber is provided with a discharge port, the utility model can adjust the wind speed required by combustion in the combustion chamber by being provided with the adjusting device, and purify toxic gas or particles with larger particle diameter generated, the health of the operators is prevented from being influenced.

Description

Biomass fuel fires burning furnace convenient to regulation formula

Technical Field

The utility model belongs to the technical field of fire burning furnace, concretely relates to be convenient for adjust formula biomass fuel and fire burning furnace.

Background

The biomass fuel is fuel produced by burning biomass material, mainly agricultural and forestry waste (such as straw, sawdust, bagasse and rice chaff), and is mainly different from fossil fuel. In the current national policy and environmental protection standard, the direct combustion biomass belongs to a high-pollution fuel, is only used in a rural large stove and is not allowed to be used in a city. The application of biomass fuel, which is actually mainly biomass briquette fuel, is a novel clean fuel which is prepared by taking agricultural and forestry wastes as raw materials and preparing the raw materials into various briquettes, granules and the like through the processes of crushing, mixing, extruding, drying and the like and can be directly combusted.

The biomass fuel combustion furnace is not easy to adjust due to the fact that the air speed of control combustion in the combustion chamber is not easy to adjust when the biomass fuel is combusted, so that the biomass fuel is not combusted fully, production efficiency is affected, toxic gas such as carbon monoxide is easily generated by biomass fuel which is not combusted fully, and the health of operators is affected.

SUMMERY OF THE UTILITY MODEL

Purpose of the utility model

To the technical problem, the utility model provides a biomass fuel fires burning furnace convenient to adjust for solve the biomass fuel who mentions in the background art and fire burning furnace because the difficult regulation of the wind speed of the control burning in the combustion chamber when burning, thereby lead to biomass fuel to burn inadequately, influence production efficiency, and the biomass fuel who does not fully burn produces toxic gas such as carbon monoxide easily, influences the technical problem that operating personnel is healthy.

Technical scheme

In order to achieve the purpose, the utility model provides a be convenient for adjust formula biomass fuel fires burning furnace, including firing burning furnace body, it includes feed chamber and combustion chamber to fire burning furnace body, the feed chamber top is equipped with feed arrangement, feed arrangement top one side is equipped with the feeder hopper rather than being linked together, the feed arrangement end is through being equipped with the discharging pipe, discharging pipe end-to-end connection has the combustor, the combustor pass through flange with the combustion chamber is linked together, the inside of feed chamber is equipped with adjusting device, the top of combustion chamber is equipped with out the tobacco pipe, it is equipped with the draught fan to go out the tobacco pipe end, the draught fan output is connected with the clean room, and the end of clean room is equipped with the discharge port.

The feeding device comprises a driving motor and a shell, wherein the driving motor and the shell are arranged on one side of the feeding chamber, the output end of the driving motor penetrates through the shell, a feeding auger is arranged in the shell, and the tail end of the feeding auger is communicated with the discharging pipe.

The adjusting device comprises a fan arranged at the bottom of the feeding chamber, an air box is arranged at the output end of the fan, a first air outlet pipe is arranged on one side of the top of the air box, and the first air outlet pipe is communicated with the discharging pipe;

a second air outlet pipe is arranged on one side of the air box and communicated with the combustion chamber, and a first electromagnetic valve is arranged on the second air outlet pipe;

and a third air outlet pipe is arranged on one side of the bottom of the air box and is communicated with a fire jet arranged on one side of the combustion chamber, and a second electromagnetic valve is arranged on the third air outlet pipe.

The diameters of the first air outlet pipe, the second air outlet pipe and the third air outlet pipe are reduced in sequence.

Be equipped with primary filter screen, active carbon filter screen and HEPA filter screen in the purifying chamber in proper order, just primary filter screen, active carbon filter screen and HEPA filter screen all can be dismantled and set up in the purifying chamber.

And a heating pipe is arranged outside the shell and is close to one end of the discharge pipe.

And drying lamps are arranged on two sides of the inner wall of the feed hopper.

Advantageous effects

The technical scheme provided by the utility model, compared with prior art, following beneficial effect has:

the utility model discloses a be equipped with adjusting device, the required wind speed of burning in the adjustable combustion chamber, and through being equipped with purifier, produced toxic gas or the great granule of footpath granule when not fully burning with biomass fuel purifies, prevent to influence that operating personnel is healthy.

Drawings

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

fig. 2 is a schematic structural view of the purification chamber of the present invention.

Reference numerals

1-a feeding chamber; 2-a combustion chamber; 3-a feeding device; 3 a-a drive motor; 3 b-a housing; 3 c-a feeding auger; 4-a feed hopper; 5, a discharge pipe; 6-a burner; 7-a connecting flange; 8-a regulating device; 8 a-a fan; 8 b-a bellows; 8 c-a first air outlet pipe; 8 d-a second air outlet pipe; 8 e-a third air outlet pipe; 9-discharging the smoke tube; 10-a draught fan; 11-a purification chamber; 11 a-primary filter screen; 11 b-an activated carbon filter screen; 11c-HEPA filter screen; 12-an exhaust port; 13-flame-throwing port; 14-heating a tube; 15-drying lamp.

Detailed Description

In order to facilitate understanding of the invention, the invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which can be embodied in many different forms and are not limited to the embodiments described herein, but which are provided so as to render the disclosure of the invention more thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Examples

Referring to fig. 1-2, a biomass fuel combustion furnace convenient to adjust comprises a combustion furnace body, wherein the combustion furnace body comprises a feed chamber 1 and a combustion chamber 2, a feed device 3 is arranged at the top of the feed chamber 1, a feed hopper 4 communicated with the feed device 3 is arranged on one side of the top of the feed device 3, a discharge pipe 5 is arranged at the tail end of the feed device 3, a burner 6 is connected to the tail end of the discharge pipe 5, the burner 6 is communicated with the combustion chamber 2 through a connecting flange 7, an adjusting device 8 is arranged inside the feed chamber 1, a smoke outlet pipe 9 is arranged at the top of the combustion chamber 2, an induced draft fan 10 is arranged at the tail end of the smoke outlet pipe 9, the output end of the induced draft fan 10 is connected with a purification chamber 11, and a discharge.

Feed arrangement 3 is including setting up driving motor 3a and the casing 3b in 1 one side of feed chamber, the output of driving motor 3a passes casing 3b is in be equipped with pay-off auger 3c in the casing 3b, pay-off auger 3c terminal with discharging pipe 5 is linked together.

The adjusting device 8 comprises a fan 8a arranged at the bottom of the feeding chamber 1, an air box 8b is arranged at the output end of the fan 8a, a first air outlet pipe 8c is arranged on one side of the top of the air box 8b, and the first air outlet pipe 8c is communicated with the discharging pipe 5;

a second air outlet pipe 8d is arranged on one side of the air box 8b, the second air outlet pipe 8d is communicated with the combustion chamber 2, and a first electromagnetic valve is arranged on the second air outlet pipe 8 d;

and a third air outlet pipe 8e is arranged on one side of the bottom of the air box 8b, the third air outlet pipe 8e is communicated with a fire jet 13 arranged on one side of the combustion chamber 2, and a second electromagnetic valve is arranged on the third air outlet pipe 8 e.

The diameters of the first air outlet pipe 8c, the second air outlet pipe 8d and the third air outlet pipe 8e are reduced in sequence.

In this embodiment, be linked together through first play tuber pipe 8c and discharging pipe 5, first play tuber pipe 8c blows in the raw materials and ignites the burning in combustor 6, the heat that produces during the burning passes through the nozzle and transmits to combustion chamber 2 in, first play tuber pipe 8c still plays the combustion-supporting effect of blowing, the draught fan 10 that the combustion chamber 2 top was equipped with at this moment inhales the flue gas that the burning produced from a tobacco pipe 9 department, the negative pressure that draught fan 10 produced plays further combustion-supporting effect.

In order to further improve the combustion efficiency, the second air outlet pipe and the third air outlet pipe are controlled to further blow air and induce air.

Be equipped with in the clean room 11 in proper order and just become first effect filter screen 11a, active carbon filter screen 11b and HEPA filter screen 11c, just first effect filter screen 11a, active carbon filter screen 11b and HEPA filter screen 11c all can be dismantled and set up in the clean room 11.

In this embodiment, because a small amount of biomass fuel contains certain humidity, hinders its burning, produces carbon monoxide and tar granule easily when the burning is insufficient, through can dismantling on clean room 11 and be equipped with three group's mounting panels, be equipped with primary filter screen 11a, active carbon filter screen 11b and HEPA filter screen 11c on three group's mounting panels respectively to extract three group's mounting panels and can change the filter screen that corresponds.

Wherein, the primary filter screen 11a can filter 5 mu m unburned complete tar granule, and poisonous gases such as carbon monoxide can be filtered to active carbon filter screen 11b, and HEPA filter screen 11c can filter the tar granule more than 0.3 mu m, when biomass fuel burns inadequately, filters poisonous gas and the great tar granule of particle diameter through being equipped with filter chamber 11, influences operating personnel healthy.

Near one end of the discharge pipe 5, a heating pipe 14 is provided outside the housing 3 b.

And drying lamps 15 are arranged on two sides of the inner wall of the feed hopper 4.

Be equipped with heating pipe 14 and drying lamp 15 and heat biomass fuel, play better drying effect, reduce biomass fuel's humidity, the later stage of being convenient for burns more fully.

The utility model discloses a theory of operation: the biomass fuel is put into the shell from the feed hopper 4 and enters the shell through the primary heating of the drying lamp 15, under the action of the feeding auger 3c, the biomass fuel is reheated by the heating pipe 14 and then is conveyed into the combustor 6 through the discharging pipe 5, under the action of the first air outlet pipe 8c, the biomass fuel enters the combustor 6 to be ignited and combusted, the heat generated during combustion is transferred into the combustion chamber 2 through the nozzle, at the moment, the induced draft fan 10 arranged at the top of the combustion chamber 2 sucks the flue gas generated by combustion from the flue gas outlet pipe 9, the negative pressure generated by the induced draft fan 10 and the second air outlet pipe 8d and the third air outlet pipe 8e perform blowing and induced draft operations respectively, therefore, the combustion chamber 2 can burn sufficiently, smoke generated by combustion is purified layer by the purifying device 11 and then is conveyed to the atmosphere, and the smoke can not cause harm to operators and can not pollute the atmosphere.

The above-mentioned embodiments only express a certain implementation manner of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention; therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a biomass fuel fires burning furnace convenient to adjust formula, includes fires burning furnace body, it includes feed chamber (1) and combustion chamber (2) to fire burning furnace body, feed chamber (1) top is equipped with feed arrangement (3), feed arrangement (3) top one side is equipped with feeder hopper (4) rather than being linked together, feed arrangement (3) are terminal through being equipped with discharging pipe (5), its characterized in that: discharging pipe (5) end-to-end connection has combustor (6), combustor (6) through flange (7) with combustion chamber (2) are linked together, the inside of feed space (1) is equipped with adjusting device (8), the top of combustion chamber (2) is equipped with out tobacco pipe (9), it is equipped with draught fan (10) to go out tobacco pipe (9) end, draught fan (10) output is connected with clean room (11), the end of clean room (11) is equipped with discharge port (12).

2. A readily adjustable biomass fuel fired furnace as claimed in claim 1 wherein: feed arrangement (3) are including setting up driving motor (3 a) and casing (3 b) in feed chamber one side, driving motor (3 a) output passes casing (3 b) and be equipped with pay-off auger (3 c) in casing (3 b), pay-off auger (3 c) terminal with discharging pipe (5) are linked together.

3. A readily adjustable biomass fuel fired furnace as claimed in claim 1 wherein: the adjusting device (8) comprises a fan (8 a) arranged at the bottom of the feeding chamber (1), an air box (8 b) is arranged at the output end of the fan (8 a), a first air outlet pipe (8 c) is arranged on one side of the top of the air box (8 b), and the first air outlet pipe (8 c) is communicated with the discharging pipe (5);

a second air outlet pipe (8 d) is arranged on one side of the air box (8 b), the second air outlet pipe (8 d) is communicated with the combustion chamber (2), and a first electromagnetic valve is arranged on the second air outlet pipe (8 d);

bottom one side of bellows (8 b) is equipped with third play tuber pipe (8 e), third play tuber pipe (8 e) is linked together with bocca (13) that set up in combustion chamber (2) one side, just be equipped with second solenoid valve on third play tuber pipe (8 e).

4. A readily adjustable biomass fuel fired furnace as claimed in claim 3 wherein: the diameters of the first air outlet pipe (8 c), the second air outlet pipe (8 d) and the third air outlet pipe (8 e) are reduced in sequence.

5. A readily adjustable biomass fuel fired furnace as claimed in claim 1 wherein: be equipped with primary filter screen (11 a), active carbon filter screen (11 b) and HEPA filter screen (11 c) in proper order in clean room (11), just primary filter screen (11 a), active carbon filter screen (11 b) and HEPA filter screen (11 c) all can be dismantled and set up in the clean room.

6. A readily adjustable biomass fuel fired furnace as claimed in claim 2 wherein: a heating pipe (14) is arranged outside the shell (3 b) and is close to one end of the discharge pipe (5).

7. A readily adjustable biomass fuel fired furnace as claimed in claim 1 wherein: and drying lamps (15) are arranged on two sides of the inner wall of the feed hopper (4).