CN205245144U - Biomass fuel heating boiler that burns - Google Patents

Biomass fuel heating boiler that burns Download PDF

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Publication number
CN205245144U
CN205245144U CN201521117662.3U CN201521117662U CN205245144U CN 205245144 U CN205245144 U CN 205245144U CN 201521117662 U CN201521117662 U CN 201521117662U CN 205245144 U CN205245144 U CN 205245144U
Authority
CN
China
Prior art keywords
communicated
heating
tank
burner hearth
biomass fuel
Prior art date
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.)
Expired - Fee Related
Application number
CN201521117662.3U
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Chinese (zh)
Inventor
陈战
李严华
赖世耀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGXI JIEDELE BIOMASS ENERGY TECHNOLOGY Co Ltd
Original Assignee
GUANGXI JIEDELE BIOMASS ENERGY TECHNOLOGY Co Ltd
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Filing date
Publication date
Application filed by GUANGXI JIEDELE BIOMASS ENERGY TECHNOLOGY Co Ltd filed Critical GUANGXI JIEDELE BIOMASS ENERGY TECHNOLOGY Co Ltd
Priority to CN201521117662.3U priority Critical patent/CN205245144U/en
Application granted granted Critical
Publication of CN205245144U publication Critical patent/CN205245144U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a biomass fuel heating boiler that burns, including furnace body, feeding mechanism, air supply mechanism, heating jar. Be provided with furnace in the middle of the furnace body, the furnace top is provided with heats the jar, feeding mechanism and furnace body's feedstock channel communicate, air supply mechanism intercommunication furnace body's grate and feedstock channel, the heating jar be provided with intercommunication jar body and the cold water -circulating pipe and the hot water -circulating pipe of zone of heating. The utility model discloses simple structure, it is more abundant to enable biomass fuel burning, and combustion efficiency is high, flame stabilizing, heat utilization rate is high, and energy -conserving effect is showing to the problem of device slagging scorification coking when having solved the biomass fuel burning is used extensively.

Description

Biomass fuel combustion heating boiler
Technical field
The utility model belongs to renewable and clean energy resource technical field, and what be specifically related to is biomass fuel combustion heating boiler.
Background technology
China is a large agricultural country, biomass resource is abundant, exist a large amount of various biomass materials as corn stalk, rice husk, peanut shell, corncob, sawdust, wood shavings, papermaking waste material etc., process at present the method for this biolobic material raw material or directly pulverize go back to field, or directly burning utilizes. Directly the efficiency of combustion of burning is very low, and produces the exhaust emission environment that much there is no after-flame. The most ancient biomass burner is exactly the burner hearth used of common pot and stove of burning firewood, and this original hearth combustion efficiency is extremely low, and flame is not concentrated, and 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 rise, rise of the oil price equal energy source situation, and problem of environmental pollution is increasingly serious, industry-by-industry starts the use consciousness of regenerative resource progressively to strengthen, and wherein the utilization of biomass energy is the most practicable solution at present. Existing biomass burner, can be used for heat supply, heating, production coal gas, but existing mode and technology, and general mechanism complexity, efficiency of combustion is low, cost is high.
Summary of the invention
The purpose of this utility model is to provide a kind of biomass fuel combustion heating boiler, can increase substantially efficiency of combustion and the heat utilization rate of biological particles.
The technical solution of the utility model is as follows:
Biomass fuel combustion heating boiler of the present utility model, comprises burner block, feed mechanism, wind pushing mechanism, heating tank.
Described burner block comprises burner hearth, and described burner hearth top arranges heating tank.
Described feed mechanism and wind pushing mechanism are communicated with burner hearth respectively.
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, offers through hole on it, and the flame of burner block can directly be heated on tank body through through hole; The middle part sidewall of described tank body is provided with cool water circulating pipe, be 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 burner hearth below, between dust collection chamber and burner hearth, is provided with fire grate, 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 of the straight-through burner block in furnace wall, and described smoke exhaust pipe is located at the top of burner hearth, and the sidewall that runs through burner hearth is communicated with outside.
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 airduct, 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 an airduct; Described secondary air channel is communicated with feeding-passage, and a described airduct is communicated with fire grate.
Described tank body does not directly contact with zone of heating, has gap between them.
Owing to having adopted above-mentioned technical scheme, biomass fuel combustion heating boiler of the present utility model, the feeder channel of burner block and burner hearth have certain angle, make biomass fuel fall into stove cylinder middle part by feeder channel, while making fuel combustion, flame is concentrated, and has improved the efficiency of combustion of fuel. Wind pushing mechanism adopts the design of secondary air distribution, can stop flame and high temperature air in burner hearth to enter feed mechanism through feeder channel on the one hand, improve on the other hand the oxygen content in burner hearth, made biological particles and vapour thereof realize oxygen-enriched combusting, improved 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 the utility model unique design, the flame that biomass fuel combustion can be obtained obtains utilizing the most fully. Utilize the combining structure of burner hearth, zone of heating, tank body, by the through hole on zone of heating, make flame can, through the directly tank body of contact of zone of heating, directly heat to tank body, on the other hand on the one hand, the upper and lower two-sided flame that simultaneously contacts of zone of heating, obtained the most sufficient heating effect, this has accelerated the firing rate to liquid in tank body greatly, has increased more than 3 times than the firing rate of conventional boiler, improve heat utilization rate, reached good energy-saving effect.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the utility model biomass fuel combustion heating boiler.
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, airduct of 31-, 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 utility model is described in further detail to utilize embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, biomass fuel combustion heating boiler of the present utility model, 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, and burner hearth 11 tops arrange heating tank 4; Dust collection chamber 13 is positioned at burner hearth 11 belows, between dust collection chamber 13 and burner hearth 11, is provided with fire grate 12, 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 of the straight-through burner block 1 in furnace wall; Smoke exhaust pipe 16 is located at the top of burner hearth 11, and the sidewall that runs through burner hearth 11 is communicated with outside.
Feed mechanism 2 and wind pushing mechanism 3 are communicated with burner hearth 11 respectively; 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 are communicated with reducing motor 21, and the other end is communicated with feeding-passage 14; Wind pushing mechanism 3 comprises airduct 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 an airduct 31; Secondary air channel 32 is communicated with feeding-passage 14, and one time airduct 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, offers through hole 45 on it, and the flame of burner block 1 can directly 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, has gap between them.
Operation principle of the present utility model is as follows: in use, biomass material is constantly dropped into from hopper 22, reducing motor 21 drives feeding packing auger 23 rotary feedings, biomass material enters on the fire grate 12 of burner hearth 11 bottoms and igniting by feeding-passage 14, start blower fan 33, blower fan 33 is by air compartment 34, airduct 31 and secondary air channel 32 are delivered to wind respectively dust collection chamber 13 and the feeding-passage 14 of burner block, the wind of an airduct 31 arrives after dust collection chamber 13, gap through fire grate 12 blows to the biomass material on fire grate 12, for it provides burning and the required sufficient air that gasifies, wind in feeding-passage 14 is because pressure differential blows to burner hearth 11, prevent that flame and the high temperature air in burner hearth from entering feed mechanism 2 through feeding-passage 14, and increase the oxygen content in burner hearth 11, make biomass material and vapour thereof realize oxygen-enriched combusting, improve flame temperature. the flame that burning produces heats the zone of heating 41 of heating tank 4, because have through hole 45 in the middle of zone of heating 41, can make flame pass through zone of heating 41 tank body 42 is heated, and zone of heating 41 and tank body 42 heat simultaneously, and heat energy can be fully utilized. because zone of heating 41 volumes are little, heating surface area is large, water temperature rises very fast, zone of heating 41 is poor with tank body 42 mineralization pressures, the hot water of zone of heating 41 flows to tank body 42 bottoms 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, remove the remaining waste residue on fire grate 12 by scarfing cinder passage 15, and remove the dust in dust collection chamber 13, prevent that equipment from stopping up, 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) and wind pushing mechanism (3) are communicated with burner hearth (11) respectively;
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), on it, offer 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, between dust collection chamber (13) and burner hearth (11), be provided with fire grate (12), 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 of the straight-through burner block (1) in furnace wall, described smoke exhaust pipe (16) is located at the top of burner hearth (11), and the sidewall that runs through burner hearth (11) is communicated with outside.
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 an airduct (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 an airduct (31); Described secondary air channel (32) is communicated with feeding-passage (14), and a described airduct (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), has gap between them.
CN201521117662.3U 2015-12-30 2015-12-30 Biomass fuel heating boiler that burns Expired - Fee Related CN205245144U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521117662.3U CN205245144U (en) 2015-12-30 2015-12-30 Biomass fuel heating boiler that burns

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521117662.3U CN205245144U (en) 2015-12-30 2015-12-30 Biomass fuel heating boiler that burns

Publications (1)

Publication Number Publication Date
CN205245144U true CN205245144U (en) 2016-05-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521117662.3U Expired - Fee Related CN205245144U (en) 2015-12-30 2015-12-30 Biomass fuel heating boiler that burns

Country Status (1)

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CN (1) CN205245144U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105509031A (en) * 2015-12-30 2016-04-20 广西节得乐生物质能源科技有限公司 Combusting and heating boiler for biomass fuel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105509031A (en) * 2015-12-30 2016-04-20 广西节得乐生物质能源科技有限公司 Combusting and heating boiler for biomass fuel

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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: 20160518

Termination date: 20161230