CN105509031A - Combusting and heating boiler for biomass fuel - Google Patents
Combusting and heating boiler for biomass fuel Download PDFInfo
- Publication number
- CN105509031A CN105509031A CN201511009838.8A CN201511009838A CN105509031A CN 105509031 A CN105509031 A CN 105509031A CN 201511009838 A CN201511009838 A CN 201511009838A CN 105509031 A CN105509031 A CN 105509031A
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- China
- Prior art keywords
- communicated
- heating
- burner hearth
- biomass fuel
- tank body
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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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B40/00—Combustion apparatus with driven means for feeding fuel into the combustion chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
- F23K3/06—Feeding or distributing of lump or pulverulent fuel to combustion apparatus for shaft-type furnaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2203/00—Feeding arrangements
- F23K2203/20—Feeding/conveying devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a combusting and heating boiler for biomass fuel. The combusting and heating boiler comprises a combustion boiler body, a feed mechanism, an air supply mechanism and a heating tank. A combustion chamber is formed in the middle of the combustion boiler body, the heating tank is arranged above the combustion chamber, the feed mechanism is communicated with a feed channel of the combustion boiler body, the air supply mechanism is communicated with a fire grate and the feed channel of the combustion boiler body, and the heating tank is provided with a cold water circulating pipe and a hot water circulating pipe both communicated with a tank body and a heating layer. The combusting and heating boiler has the advantages that the structure is simple, the biomass fuel can be combusted more fully, the combustion efficiency is high, flames are stable, the utilization rate of the thermal energy is high, the energy-saving effect is remarkable, the slagging and coking problems of a device in the combustion process of the biomass fuel are solved, and application is wide.
Description
Technical field
The invention belongs to renewable and clean energy resource technical field, what be specifically related to is biomass fuel combustion heating boiler.
Background technology
China is a large agricultural country, biomass resource enriches, there are a large amount of various biomass materials as corn stalk, rice husk, peanut shell, corncob, sawdust, wood shavings, papermaking waste material etc., process the method for this kind of biomass material at present or directly pulverize go back to field, or directly burning utilization.The efficiency of combustion of direct burning is very low, and produces the exhaust emission environment much not having after-flame.The most ancient biomass burner is exactly the burner hearth of the common pot and stove of burning firewood, and this original hearth combustion efficiency is extremely low, and flame is not concentrated, combustion instability, can only be used for common heating and cook.And in the current anxiety along with severe power shortage, oil famine, electricity price rises, rise of the oil price equal energy source situation, and problem of environmental pollution is increasingly serious, industry-by-industry starts progressively to strengthen the use consciousness of regenerative resource, and wherein the utilization of biomass energy is the most practicable current solution.Existing biomass burner, can be used for heat supply, heating, production coal gas, but existing mode and technology, and general mechanism is complicated, efficiency of combustion is low, cost is high.
Summary of the invention
The object of the present invention is to provide a kind of biomass fuel combustion heating boiler, efficiency of combustion and the heat utilization rate of biological particles can be increased substantially.
Technical scheme of the present invention is as follows:
Biomass fuel combustion heating boiler of the present invention, comprises burner block, feed mechanism, wind pushing mechanism, heating tank.
Described burner block comprises burner hearth, arranges heating tank above described burner hearth.
Described feed mechanism is communicated with burner hearth respectively with wind pushing mechanism.
Described heating tank comprises zone of heating, tank body, cool water circulating pipe, hot-water circulation pipe, and described zone of heating, between burner block and tank body, it offers through hole, and the flame of burner block directly can be heated on tank body through through hole; The middle part sidewall of described tank body is provided with cool water circulating pipe, is communicated with zone of heating by cool water circulating pipe, tank body lower sides be provided with hot-water circulation pipe, be communicated with zone of heating by hot-water circulation pipe.
Described burner block also comprises fire grate, dust collection chamber, feeding-passage, and described dust collection chamber is positioned at below burner hearth, is provided with fire grate between dust collection chamber and burner hearth, and described feeding-passage is located on the sidewall of burner hearth.
Described feed mechanism comprises reducing motor, hopper, feeding packing auger, and described hopper has discharging opening and is communicated with feeding packing auger, and described feeding packing auger one end is communicated with reducing motor, and the other end is communicated with feeding-passage.
Described burner block also comprises scarfing cinder passage, smoke exhaust pipe, one end of described scarfing cinder passage is communicated with the upper surface of fire grate, the other end runs through the outside that furnace wall leads directly to burner block, and described smoke exhaust pipe is located at the top of burner hearth, runs through sidewall and the ft connection of burner hearth.
The sidewall of described dust collection chamber is provided with ventilation shaft and is communicated with wind pushing mechanism, and air, after dust collection chamber, enters burner hearth from fire grate.
Described wind pushing mechanism comprises primary air piping, secondary air channel blower fan, air compartment, and air compartment is communicated with blower fan, and the top of air compartment is communicated with secondary air channel, and bottom is communicated with primary air piping; Described secondary air channel is communicated with feeding-passage, and described primary air piping is communicated with fire grate.
Described tank body does not directly contact with zone of heating, there is gap between them.
Owing to have employed above-mentioned technical scheme, biomass fuel combustion heating boiler of the present invention, the feeder channel of burner block and burner hearth have certain angle, make biomass fuel fall in the middle part of stove cylinder by feeder channel, when making fuel combustion, flame is concentrated, and improves the efficiency of combustion of fuel.Wind pushing mechanism adopts the design of secondary air distribution, the flame in burner hearth and high temperature air can be stoped to enter feed mechanism through feeder channel on the one hand, improve the oxygen content in burner hearth on the other hand, make biological particles and vapour thereof realize oxygen-enriched combusting, improve the temperature of flame simultaneously.Because the space of burner hearth is enough large, be again oxygen-enriched combusting, the temperature of flame is very high, so biomass fuel obtains burning the most fully, lime-ash also significantly reduces.
The boiler structure of unique design of the present invention, can obtain utilizing the most fully by the flame that biomass fuel combustion obtains.Utilize the combining structure of burner hearth, zone of heating, tank body, by the through hole on zone of heating, the tank body that flame directly can be contacted through zone of heating on the one hand, directly heats to tank body, on the other hand, the two-sided up and down of zone of heating contacts flame simultaneously, obtain the most sufficient heating effect, this accelerates the firing rate to liquid in tank body greatly, adds more than 3 times than the firing rate of conventional boiler, improve heat utilization rate, reach good energy-saving effect.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of biomass fuel combustion heating boiler of the present invention
In figure, the sequence number of each structure and title indicate as follows: 1-body of heater, 11-burner hearth, 12-fire grate, 13-dust collection chamber, 14-feeding-passage, 15-scarfing cinder passage, 16-smoke exhaust pipe, 2-feed mechanism, 21-reductor, 22-hopper, 23-feeding packing auger, 3-wind pushing mechanism, 31-primary air piping, 32-secondary air channel, 33-blower fan, 34-air compartment, 4-heating tank, 41-zone of heating, 42-tank body, 43-cool water circulating pipe, 44-hot-water circulation pipe, 45-through hole.
Detailed description of the invention
The invention will be further described to utilize embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, biomass fuel combustion heating boiler of the present invention, comprises burner block 1, feed mechanism 2, wind pushing mechanism 3, heating tank 4.
Burner block 1 comprises burner hearth 11, fire grate 12, dust collection chamber 13, feeding-passage 14, scarfing cinder passage 15, smoke exhaust pipe 16, arranges heating tank 4 above burner hearth 11; Dust collection chamber 13 is positioned at below burner hearth 11, is provided with fire grate 12 between dust collection chamber 13 and burner hearth 11, and the sidewall of dust collection chamber 13 is provided with ventilation shaft and is communicated with wind pushing mechanism 3, and air, after dust collection chamber 13, enters burner hearth 11 from fire grate 12; Feeding-passage 14 is located on the sidewall of burner hearth 11; One end of scarfing cinder passage 15 is communicated with the upper surface of fire grate 12, and the other end runs through the outside that furnace wall leads directly to burner block 1; Smoke exhaust pipe 16 is located at the top of burner hearth 11, runs through sidewall and the ft connection of burner hearth 11.
Feed mechanism 2 is communicated with burner hearth 11 respectively with wind pushing mechanism 3.
Feed mechanism 2 comprises reducing motor 21, hopper 22, feeding packing auger 23, and hopper 22 has discharging opening and is communicated with feeding packing auger 23, and material auger 23 one end is communicated with reducing motor 21, and the other end is communicated with feeding-passage 14.
Wind pushing mechanism 3 comprises primary air piping 31, secondary air channel 32, blower fan 33, air compartment 34, and air compartment 34 is communicated with blower fan 33, and the top of air compartment 34 is communicated with secondary air channel 32, and bottom is communicated with primary air piping 31; Secondary air channel 32 is communicated with feeding-passage 14, and primary air piping 31 is communicated with fire grate 12.
Heating tank 4 comprises zone of heating 41, tank body 42, cool water circulating pipe 43, hot-water circulation pipe 44, and zone of heating 41, between burner block 1 and tank body 42, it offers through hole 45, and the flame of burner block 1 directly can be heated on tank body 42 through through hole 45; The middle part sidewall of tank body 42 is provided with cool water circulating pipe 43, be communicated with zone of heating 41 by cool water circulating pipe 43, the lower sides of tank body 42 is provided with hot-water circulation pipe 44, is communicated with zone of heating 41 by hot-water circulation pipe 44, tank body 42 does not directly contact with zone of heating 41, there is gap between them.
Operation principle of the present invention is as follows: in use, biomass material is constantly dropped into from hopper 22, reducing motor 21 drives feeding packing auger 23 rotary feeding, biomass material to be entered on the fire grate 12 bottom burner hearth 11 by feeding-passage 14 and lights a fire, start blower fan 33, blower fan 33 is by air compartment 34, wind is delivered to dust collection chamber 13 and the feeding-passage 14 of burner block by primary air piping 31 and secondary air channel 32 respectively, after the wind arrival dust collection chamber 13 of primary air piping 31, the biomass material on fire grate 12 is blowed to through the gap of fire grate 12, for it provides the sufficient air needed for burning and gasification, wind in feeding-passage 14 blows to burner hearth 11 due to pressure differential, the flame in burner hearth and high temperature air is prevented to enter feed mechanism 2 through feeding-passage 14, and the oxygen content added in burner hearth 11, biomass material and vapour thereof is made to realize oxygen-enriched combusting, improve flame temperature.The zone of heating 41 of flame to heating tank 4 that burning produces heats, because have through hole 45 in the middle of zone of heating 41, flame can be made to be heated by zone of heating 41 pairs of tank bodies 42, and zone of heating 41 and tank body 42 heat simultaneously, and heat energy can be fully utilized.Because zone of heating 41 volume is little, heating surface area is large, water temperature rises very fast, zone of heating 41 is poor with tank body 42 mineralization pressure, the hot water of zone of heating 41 flows to bottom tank body 42 by hot-water circulation pipe 44, the cold water of tank body 42 flows to zone of heating 41 by cool water circulating pipe 43, reaches hydronic object, improves heat utilization rate.After equipment quits work, removed the remaining waste residue on fire grate 12 by scarfing cinder passage 15, and remove the dust in dust collection chamber 13, prevent equipment blocking, slagging scorification.
Claims (7)
1. biomass fuel combustion heating boiler, comprises burner block (1), feed mechanism (2), wind pushing mechanism (3), heating tank (4); It is characterized in that:
Described burner block (1) comprises burner hearth (11), and described burner hearth (11) top arranges heating tank (4);
Described feed mechanism (2) is communicated with burner hearth (11) respectively with wind pushing mechanism (3);
Described heating tank (4) comprises zone of heating (41), tank body (42), cool water circulating pipe (43), hot-water circulation pipe (44), described zone of heating (41) is positioned between burner block (1) and tank body (42), it offers through hole (45), the flame of burner block (1) can pass through hole (45) and directly be heated on tank body (42); The middle part sidewall of described tank body (42) is provided with cool water circulating pipe (43), be communicated with zone of heating (41) by cool water circulating pipe (43), the lower sides of tank body (42) is provided with hot-water circulation pipe (44), is communicated with zone of heating (41) by hot-water circulation pipe (44).
2. biomass fuel combustion heating boiler as claimed in claim 1, it is characterized in that: described burner block (1) also comprises fire grate (12), dust collection chamber (13), feeding-passage (14), described dust collection chamber (13) is positioned at burner hearth (11) below, be provided with fire grate (12) between dust collection chamber (13) and burner hearth (11), described feeding-passage (14) is located on the sidewall of burner hearth (11).
3. biomass fuel combustion heating boiler as claimed in claim 2, it is characterized in that: described feed mechanism (2) comprises reducing motor (21), hopper (22), feeding packing auger (23), described hopper (22) has discharging opening and is communicated with feeding packing auger (23), described feeding packing auger (23) one end is communicated with reducing motor (21), and the other end is communicated with feeding-passage (14).
4. biomass fuel combustion heating boiler as claimed in claim 2, it is characterized in that: described burner block (1) also comprises scarfing cinder passage (15), smoke exhaust pipe (16), one end of described scarfing cinder passage (15) is communicated with the upper surface of fire grate (12), the other end runs through the outside that furnace wall leads directly to burner block (1), described smoke exhaust pipe (16) is located at the top of burner hearth (11), runs through sidewall and the ft connection of burner hearth (11).
5. biomass fuel combustion heating boiler as claimed in claim 2, it is characterized in that: the sidewall of described dust collection chamber (13) is provided with ventilation shaft and is communicated with wind pushing mechanism (3), air, after dust collection chamber (13), enters burner hearth (11) from fire grate (12).
6. biomass fuel combustion heating boiler as claimed in claim 2, it is characterized in that: described wind pushing mechanism (3) comprises primary air piping (31), secondary air channel (32), blower fan (33), air compartment (34), air compartment (34) is communicated with blower fan (33), the top of air compartment (34) is communicated with secondary air channel (32), and bottom is communicated with primary air piping (31); Described secondary air channel (32) is communicated with feeding-passage (14), and described primary air piping (31) is communicated with fire grate (12).
7., as the biomass fuel combustion heating boiler of claim 1-6 as described in any one, it is characterized in that: described tank body (42) does not directly contact with zone of heating (41), there is gap between them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009838.8A CN105509031A (en) | 2015-12-30 | 2015-12-30 | Combusting and heating boiler for biomass fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009838.8A CN105509031A (en) | 2015-12-30 | 2015-12-30 | Combusting and heating boiler for biomass fuel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105509031A true CN105509031A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511009838.8A Pending CN105509031A (en) | 2015-12-30 | 2015-12-30 | Combusting and heating boiler for biomass fuel |
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| Country | Link |
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| CN (1) | CN105509031A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106701200A (en) * | 2016-11-21 | 2017-05-24 | 深圳市炎腾热能技术有限公司 | Power generation system employing biomass heat energy matched with solar heat energy |
| CN107588541A (en) * | 2017-09-14 | 2018-01-16 | 广西节得乐生物质能源科技有限公司 | A kind of water-cooling wall biological particles water heater |
| CN109185903A (en) * | 2018-09-26 | 2019-01-11 | 吕晓阳 | A kind of biological particles burning recycling furnace |
| CN110068139A (en) * | 2019-04-23 | 2019-07-30 | 山东正信德环保科技发展有限公司 | Temp auto-controlled biomass boiler |
| CN113203104A (en) * | 2021-04-30 | 2021-08-03 | 华中科技大学 | Household heating and cooking combined stove using trumpet creepers as fuel and using method thereof |
Citations (6)
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| US4559882A (en) * | 1984-06-04 | 1985-12-24 | Dobson Lawrence A | Biomass-fueled furnace |
| CN103017146A (en) * | 2012-12-25 | 2013-04-03 | 常熟市辛庄镇前进五金厂 | Biomass sawdust fuel burning mechanism |
| CN203273867U (en) * | 2013-05-22 | 2013-11-06 | 临海市科森热能设备有限公司 | Biomass burner |
| CN203309889U (en) * | 2013-05-24 | 2013-11-27 | 东北林业大学 | Domestic efficient biomass fuel multifunctional stove |
| CN204005952U (en) * | 2014-07-17 | 2014-12-10 | 山东驰域环保科技有限公司 | Biomass granular fuel combustor |
| CN205245144U (en) * | 2015-12-30 | 2016-05-18 | 广西节得乐生物质能源科技有限公司 | Biomass fuel heating boiler that burns |
-
2015
- 2015-12-30 CN CN201511009838.8A patent/CN105509031A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4559882A (en) * | 1984-06-04 | 1985-12-24 | Dobson Lawrence A | Biomass-fueled furnace |
| CN103017146A (en) * | 2012-12-25 | 2013-04-03 | 常熟市辛庄镇前进五金厂 | Biomass sawdust fuel burning mechanism |
| CN203273867U (en) * | 2013-05-22 | 2013-11-06 | 临海市科森热能设备有限公司 | Biomass burner |
| CN203309889U (en) * | 2013-05-24 | 2013-11-27 | 东北林业大学 | Domestic efficient biomass fuel multifunctional stove |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106701200A (en) * | 2016-11-21 | 2017-05-24 | 深圳市炎腾热能技术有限公司 | Power generation system employing biomass heat energy matched with solar heat energy |
| CN107588541A (en) * | 2017-09-14 | 2018-01-16 | 广西节得乐生物质能源科技有限公司 | A kind of water-cooling wall biological particles water heater |
| CN109185903A (en) * | 2018-09-26 | 2019-01-11 | 吕晓阳 | A kind of biological particles burning recycling furnace |
| CN110068139A (en) * | 2019-04-23 | 2019-07-30 | 山东正信德环保科技发展有限公司 | Temp auto-controlled biomass boiler |
| CN110068139B (en) * | 2019-04-23 | 2024-07-19 | 山东正信德环保科技发展有限公司 | Self-temperature-control biomass boiler |
| CN113203104A (en) * | 2021-04-30 | 2021-08-03 | 华中科技大学 | Household heating and cooking combined stove using trumpet creepers as fuel and using method thereof |
| CN113203104B (en) * | 2021-04-30 | 2022-05-31 | 华中科技大学 | Household heating and cooking combined stove using trumpet creepers as fuel and using method thereof |
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Application publication date: 20160420 |
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