CN105115155A - Biofuel hot-blast stove - Google Patents

Biofuel hot-blast stove Download PDF

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Publication number
CN105115155A
CN105115155A CN201510494311.2A CN201510494311A CN105115155A CN 105115155 A CN105115155 A CN 105115155A CN 201510494311 A CN201510494311 A CN 201510494311A CN 105115155 A CN105115155 A CN 105115155A
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CN
China
Prior art keywords
chamber
heat
hot
combustion chamber
bio
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Legal status (The legal status 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 status listed.)
Pending
Application number
CN201510494311.2A
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Chinese (zh)
Inventor
朱明江
朱文超
朱富英
费波
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Zhejiang Ming Jia Environmental Protection Technology Co Ltd
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Zhejiang Ming Jia Environmental Protection Technology Co Ltd
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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Application filed by Zhejiang Ming Jia Environmental Protection Technology Co Ltd filed Critical Zhejiang Ming Jia Environmental Protection Technology Co Ltd
Priority to CN201510494311.2A priority Critical patent/CN105115155A/en
Publication of CN105115155A publication Critical patent/CN105115155A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a biofuel hot-blast stove which comprises a machine frame, a combustion chamber, a heat exchanger chamber and a blower; the hot-blast stove adopts a horizontal structure; the combustion chamber and the heat exchanger chamber are mounted on the machine frame; the combustion chamber is communicated with the heat exchanger chamber; the blower is mounted behind the heat exchanger chamber; a multi-pass radiating pipe is arranged in the heat exchanger chamber; a secondary air supply outlet is formed in the rear side of the heat exchanger chamber; an air supply pipe is connected with the secondary air supply outlet; the blower is inserted in the air inlet of the air supply pipe; a flue gas outlet is formed in one side of the heat exchanger chamber; the tail end of the multi-pass radiating pipe is communicated with the flue gas outlet; a connecting pipe is arranged in the heat exchanger chamber; and one end of the connecting pipe is communicated with the combustion chamber, and the other end of the connecting pipe is communicated with the initiating end of the multi-pass radiating pipe. The biofuel hot-blast stove uses biofuel, produces clean and environmental-friendly hot air, has a two-time air supply and multi-pass radiating structure, is high in thermal conversion efficiency, remarkable in energy-saving effect and good in environmental protection performance, and occupies a small space; and a temperature control device is used for controlling the hot air outputting temperature automatically.

Description

A kind of bio-fuel air heating furnace
[technical field]
The present invention relates to the technical field of environment protection thermal wind furnace equipment technical field, particularly bio-fuel air heating furnace.
[background technology]
Hot-blast stove can be divided into direct-type hot-blast stove and indirect hot air stove according to working media situation.Direct-type hot-blast stove adopts fuel directly to burn, hot blast is formed through purified treatment, and directly contacting heat drying or baking with material, this kind of method has Fuel Consumption and significantly reduces and hot blast temperature advantages of higher, but containing dust and other pernicious gases in the flue gas after fuel combustion.Indirect hot air stove is mainly applicable to dry materials when dried material does not allow contaminated, or it is dry to be applied to the lower heat sensitive material of temperature.This heater, is namely that steam, conduction oil, high-temperature flue gas etc. are done carrier, adds hot-air by the heat exchanger of various ways.Only have and utilize hot blast could improve heat utilization efficiency and hot working effect to a greater degree as medium and carrier.
Hot-blast stove has become the substitute products of electric heat source and conventional vapor power heat source gradually, and traditional electrical thermal source and steam thermal power often need configuration multiple stage circulating fan in course of conveying, makes it the final hot blast that indirectly formed and carries out operation of drying or heat.Obviously there is shortcomings such as wasting energy and cause auxiliary device is too much, complex technical process in a large number in this process.
In existing blast heater, most mode adopting one way combustion fuel, thermal losses is large, and the thermal efficiency is low, and the service life of blast heater is short, easily scraps, and heating process use cost is high.And current indirect hot air stove usually adopts stalk, cinder etc. to burn as fuel, soot amount is large, and ash can be caused in long-time use procedure to be attached in heat exchange pipeline, finally cause pipeline breaking, if solved, normally increase dust arrester, actual dust removing effects is also bad.And the burning of fuel is insufficient, environmental-protecting performance is not high, and occupation area of equipment is also very large.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, proposes a kind of bio-fuel air heating furnace, bio-fuel sufficient combustion, and the clean environmental protection of hot blast, have twice air-supply, many backhauls radiator structure, thermal conversion efficiency is high, and energy-saving effect is obvious.
For achieving the above object, the present invention proposes a kind of bio-fuel air heating furnace, comprise frame, combustion chamber, heat-exchanging chamber and blower fan, described hot-blast stove adopts horizontal type structure, frame is provided with combustion chamber and heat-exchanging chamber, combustion chamber is connected with heat-exchanging chamber, is provided with blower fan after heat-exchanging chamber; Many backhauls radiating tube is provided with in described heat-exchanging chamber; Have secondary blast mouth on rear side of described heat-exchanging chamber, ajutage is connected with secondary blast mouth, and the air intake of ajutage is plugged with blower fan, and heat-exchanging chamber side has exhanst gas outlet, and the end of many backhauls radiating tube is connected with exhanst gas outlet; Be provided with tube connector in described heat-exchanging chamber, one end of tube connector and combustion chamber, the other end of tube connector is connected with the initiating terminal of many backhauls radiating tube.
As preferably, described many backhauls radiating tube is connected and composed by some U-shaped pipes, and U-shaped pipe is that longitudinal separation is arranged, and U-shaped pipe is arranged in parallel, and many backhauls radiating tube forms snakelike high temp. flue.
As preferably, be provided with flame combustion source in described combustion chamber, flame combustion source is positioned at the side of combustion chamber, and tube connector is positioned at the opposite side of combustion chamber.
As preferably, the sidewall of described combustion chamber has an air outlet, an air outlet is arranged on the side in close flame combustion source.
As preferably, described top of combustion chamber is provided with charge door, is provided with seal cover bottom charge door; The inwall of combustion chamber is provided with refractory masses.
As preferably, the bottom of described combustion chamber has cleaning door, cleaning door is provided with the grey seal cover of collection.
As preferably, be provided with temperature control equipment on rear side of described heat-exchanging chamber, temperature control equipment is connected with blower fan.
As preferably, be provided with heating chamber in described heat-exchanging chamber, the front side of heat-exchanging chamber has hot-blast outlet, and the position of hot-blast outlet is corresponding with the secondary blast mouth on rear side of heat-exchanging chamber; Secondary blast mouth, heating chamber, hot-blast outlet together constitute air heat passage.
As preferably, described heat-exchanging chamber also has access panel, access panel is positioned at hot-blast outlet side.
Beneficial effect of the present invention: the present invention adopts biological particles to be the many return hot-blast stoves of indirect type of fuel, bio-fuel sufficient combustion, the clean environmental protection of hot blast, there is twice air-supply, many backhauls radiator structure, thermal conversion efficiency is high, energy-saving effect is obvious, temperature control equipment controls hot blast output temperature automatically by the wind-force size controlling blower fan, hot blast temperature is easy to adjust, continuous heat supply air temperature stability ± 5 DEG C, good environmental protection, take up room little, plant's heating dead season can be widely used in, replace electrical heating, Steam Heating is as in various, the oven dry thermal source of low humidity material.
Feature of the present invention and advantage will be described in detail by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the structural representation of a kind of bio-fuel air heating furnace of the present invention;
Fig. 2 is the schematic perspective view of a kind of bio-fuel air heating furnace of the present invention;
Fig. 3 is the sectional view of a kind of bio-fuel air heating furnace of the present invention.
In figure: 1-frame, 2-combustion chamber, 21-flame combustion source, 22-refractory masses, 23-air outlet, 3-charge door, 31-seal cover, 4-heat-exchanging chamber, 41-many backhauls radiating tube, 42-tube connector, 5-hot-blast outlet, 6-exhanst gas outlet, 7-access panel, 8-blower fan, 9-ajutage, 10-cleaning door, 101-collection ash seal cover, 11-temperature control equipment.
[detailed description of the invention]
Consult Fig. 1, Fig. 2 and Fig. 3, the present invention, comprise frame 1, combustion chamber 2, heat-exchanging chamber 4 and blower fan 8, described hot-blast stove adopts horizontal type structure, frame 1 is provided with combustion chamber 2 and heat-exchanging chamber 4, combustion chamber 2 is connected with heat-exchanging chamber 4, is provided with blower fan 8 after heat-exchanging chamber 4; Many backhauls radiating tube 41 is provided with in described heat-exchanging chamber 4; Have secondary blast mouth 43 on rear side of described heat-exchanging chamber 4, ajutage 9 is connected with secondary blast mouth 43, the air intake of ajutage 9 is plugged with blower fan 8, and heat-exchanging chamber 4 side has exhanst gas outlet 6, and the end of many backhauls radiating tube 41 is connected with exhanst gas outlet 6; Be provided with tube connector 42 in described heat-exchanging chamber 4, one end of tube connector 42 is connected with combustion chamber 2, and the other end of tube connector 42 is connected with the initiating terminal of many backhauls radiating tube 41.
Described many backhauls radiating tube 41 is connected and composed by some U-shaped pipes, and U-shaped pipe is that longitudinal separation is arranged, and U-shaped pipe is arranged in parallel, and many backhauls radiating tube 41 forms snakelike high temp. flue.Be provided with flame combustion source 21 in described combustion chamber 2, flame combustion source 21 is positioned at the side of combustion chamber 2, and tube connector 42 is positioned at the opposite side of combustion chamber 2.The sidewall of described combustion chamber 2 has the side that an air outlet 23, air outlet 23 is arranged on close flame combustion source 21.Top, described combustion chamber 2 is provided with charge door 3, is provided with seal cover 31 bottom charge door 3; The inwall of combustion chamber 2 is provided with refractory masses 22.The bottom of described combustion chamber 2 has cleaning door 10, cleaning door 10 is provided with the grey seal cover 101 of collection.Be provided with temperature control equipment 11 on rear side of described heat-exchanging chamber 4, temperature control equipment 11 is connected with blower fan 8.Be provided with heating chamber in described heat-exchanging chamber 4, the front side of heat-exchanging chamber 4 has hot-blast outlet 5, and the position of hot-blast outlet 5 is corresponding with the secondary blast mouth 43 on rear side of heat-exchanging chamber 4; Secondary blast mouth 43, heating chamber, hot-blast outlet 5 together constitute air heat passage.Described heat-exchanging chamber 4 also has access panel 7, and access panel 7 is positioned at hot-blast outlet 5 side.
The course of work of the present invention:
A kind of bio-fuel air heating furnace of the present invention in the course of the work, to combustion chamber 2, bio-fuel is added from charge door 3, combustion air enters combustion chamber 2 by an air outlet 23, by the effect Thorough combustion in flame combustion source 21, the high-temperature flue gas produced after burning enters in many backhauls radiating tube 41 by tube connector 42; The cold air passed into by secondary blast mouth 43 and many backhauls radiating tube 41 carry out heat exchange, are heated into hot blast and discharge from hot-blast outlet 5; The heat smoke that high-temperature flue gas is then cooled to homogeneous temperature discharges hot-blast stove by exhanst gas outlet 6; Lime-ash after burning then can be opened the grey seal cover 101 of collection and be discharged by cleaning door 10.The refractory masses 22 that combustion chamber 2 inwall is arranged can ensure the security of combustion chamber 2 metallic walls, and the temperature control equipment 11 on rear side of heat-exchanging chamber 4 controls hot blast output temperature automatically by the wind-force size controlling blower fan 8, and maintaining heat air temperature is stablized.
The present invention adopts biological particles to be the many return hot-blast stoves of indirect type of fuel, bio-fuel sufficient combustion, the clean environmental protection of hot blast, there is twice air-supply, many backhauls radiator structure, thermal conversion efficiency is high, energy-saving effect is obvious, temperature control equipment 11 controls hot blast output temperature automatically by the wind-force size controlling blower fan 8, hot blast temperature is easy to adjust, continuous heat supply air temperature stability ± 5 DEG C, good environmental protection, take up room little, plant's heating dead season can be widely used in, replace electrical heating, Steam Heating is as in various, the oven dry thermal source of low humidity material.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, anyly all belongs to protection scope of the present invention to the scheme after simple transformation of the present invention.

Claims (9)

1. a bio-fuel air heating furnace, it is characterized in that: comprise frame (1), combustion chamber (2), heat-exchanging chamber (4) and blower fan (8), described hot-blast stove adopts horizontal type structure, frame (1) is provided with combustion chamber (2) and heat-exchanging chamber (4), combustion chamber (2) is connected with heat-exchanging chamber (4), is provided with blower fan (8) after heat-exchanging chamber (4); Many backhauls radiating tube (41) is provided with in described heat-exchanging chamber (4); Described heat-exchanging chamber (4) rear side has secondary blast mouth (43), ajutage (9) is connected with secondary blast mouth (43), the air intake of ajutage (9) is plugged with blower fan (8), heat-exchanging chamber (4) side has exhanst gas outlet (6), and the end of many backhauls radiating tube (41) is connected with exhanst gas outlet (6); Tube connector (42) is provided with in described heat-exchanging chamber (4), one end of tube connector (42) is connected with combustion chamber (2), and the other end of tube connector (42) is connected with the initiating terminal of many backhauls radiating tube (41).
2. a kind of bio-fuel air heating furnace as claimed in claim 1, it is characterized in that: described many backhauls radiating tube (41) is connected and composed by some U-shaped pipes, U-shaped pipe is that longitudinal separation is arranged, U-shaped pipe is arranged in parallel, and many backhauls radiating tube (41) forms snakelike high temp. flue.
3. a kind of bio-fuel air heating furnace as claimed in claim 1, it is characterized in that: in described combustion chamber (2), be provided with flame combustion source (21), flame combustion source (21) is positioned at the side of combustion chamber (2), and tube connector (42) is positioned at the opposite side of combustion chamber (2).
4. a kind of bio-fuel air heating furnace as claimed in claim 3, it is characterized in that: the sidewall of described combustion chamber (2) has an air outlet (23), an air outlet (23) is arranged on the side in close flame combustion source (21).
5. a kind of bio-fuel air heating furnace as claimed in claim 1, is characterized in that: described combustion chamber (2) top is provided with charge door (3), and charge door (3) bottom is provided with seal cover (31); The inwall of combustion chamber (2) is provided with refractory masses (22).
6. a kind of bio-fuel air heating furnace as claimed in claim 1, is characterized in that: the bottom of described combustion chamber (2) has cleaning door (10), cleaning door (10) is provided with the grey seal cover of collection (101).
7. a kind of bio-fuel air heating furnace as claimed in claim 1, it is characterized in that: described heat-exchanging chamber (4) rear side is provided with temperature control equipment (11), and temperature control equipment (11) is connected with blower fan (8).
8. a kind of bio-fuel air heating furnace as claimed in claim 1, it is characterized in that: described heat-exchanging chamber is provided with heating chamber in (4), the front side of heat-exchanging chamber (4) has hot-blast outlet (5), and the position of hot-blast outlet (5) is corresponding with the secondary blast mouth (43) of heat-exchanging chamber (4) rear side; Secondary blast mouth (43), heating chamber, hot-blast outlet (5) together constitute air heat passage.
9. a kind of bio-fuel air heating furnace as claimed in claim 1, is characterized in that: described heat-exchanging chamber (4) also has access panel (7), and access panel (7) is positioned at hot-blast outlet (5) side.
CN201510494311.2A 2015-08-13 2015-08-13 Biofuel hot-blast stove Pending CN105115155A (en)

Priority Applications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105509312A (en) * 2016-01-20 2016-04-20 霍山县叶王农机制造有限公司 Jet boiler
CN105757678A (en) * 2016-04-28 2016-07-13 哈尔滨理工大学 Small biomass direct burning type hot-blast stove
CN106076768A (en) * 2016-08-10 2016-11-09 高密天机械科技有限公司 Pipe plastic coating air stove

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565184A (en) * 1984-05-17 1986-01-21 Collins Bruce H Combustible particulate fuel heater
CN2091429U (en) * 1991-06-10 1991-12-25 北京双翼节能环保技术研究中心 Vertical warm air furnace with dual-layer arc fire box
CN1564927A (en) * 2002-07-25 2005-01-12 A·蒙福尔茨纺织机械有限公司及两合公司 Textile machine with recirculating air heating effected by gas-heated heat exchangers
CN101105336A (en) * 2007-04-30 2008-01-16 华西能源工业集团有限公司 Biomass fuel boiler
CN101354186A (en) * 2008-08-22 2009-01-28 常州联合锅炉容器有限公司 Novel organic heat carrier furnace of biomass combustion membrane type wall
CN101482314A (en) * 2008-12-29 2009-07-15 哈尔滨工大格瑞环保能源科技有限公司 Biomass gasification vortex combustion boiler with combined combustion chamber and fixed grate
CN202403399U (en) * 2012-01-05 2012-08-29 葛峰 Energy-saving purification hot air furnace
CN202432682U (en) * 2011-06-18 2012-09-12 武润德 Mining air heater
CN203893409U (en) * 2014-06-03 2014-10-22 济南汇隆生物科技有限公司 Tank-type electric heater
CN204460689U (en) * 2014-12-11 2015-07-08 滦平县恒盛绿能科技有限公司 A kind of biomass thermal wind furnace
CN205002373U (en) * 2015-08-13 2016-01-27 浙江明佳环保科技有限公司 Biomass fuel hot blast stove

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565184A (en) * 1984-05-17 1986-01-21 Collins Bruce H Combustible particulate fuel heater
CN2091429U (en) * 1991-06-10 1991-12-25 北京双翼节能环保技术研究中心 Vertical warm air furnace with dual-layer arc fire box
CN1564927A (en) * 2002-07-25 2005-01-12 A·蒙福尔茨纺织机械有限公司及两合公司 Textile machine with recirculating air heating effected by gas-heated heat exchangers
CN101105336A (en) * 2007-04-30 2008-01-16 华西能源工业集团有限公司 Biomass fuel boiler
CN101354186A (en) * 2008-08-22 2009-01-28 常州联合锅炉容器有限公司 Novel organic heat carrier furnace of biomass combustion membrane type wall
CN101482314A (en) * 2008-12-29 2009-07-15 哈尔滨工大格瑞环保能源科技有限公司 Biomass gasification vortex combustion boiler with combined combustion chamber and fixed grate
CN202432682U (en) * 2011-06-18 2012-09-12 武润德 Mining air heater
CN202403399U (en) * 2012-01-05 2012-08-29 葛峰 Energy-saving purification hot air furnace
CN203893409U (en) * 2014-06-03 2014-10-22 济南汇隆生物科技有限公司 Tank-type electric heater
CN204460689U (en) * 2014-12-11 2015-07-08 滦平县恒盛绿能科技有限公司 A kind of biomass thermal wind furnace
CN205002373U (en) * 2015-08-13 2016-01-27 浙江明佳环保科技有限公司 Biomass fuel hot blast stove

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105509312A (en) * 2016-01-20 2016-04-20 霍山县叶王农机制造有限公司 Jet boiler
CN105757678A (en) * 2016-04-28 2016-07-13 哈尔滨理工大学 Small biomass direct burning type hot-blast stove
CN106076768A (en) * 2016-08-10 2016-11-09 高密天机械科技有限公司 Pipe plastic coating air stove

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Application publication date: 20151202