CN205372531U - Biomass gasification combustor - Google Patents

Biomass gasification combustor Download PDF

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Publication number
CN205372531U
CN205372531U CN201521108786.5U CN201521108786U CN205372531U CN 205372531 U CN205372531 U CN 205372531U CN 201521108786 U CN201521108786 U CN 201521108786U CN 205372531 U CN205372531 U CN 205372531U
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CN
China
Prior art keywords
air
combustor
distribution plate
air distribution
biomass gasification
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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.)
Expired - Fee Related
Application number
CN201521108786.5U
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Chinese (zh)
Inventor
陈战
李严华
赖世耀
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GUANGXI JIEDELE BIOMASS ENERGY TECHNOLOGY Co Ltd
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GUANGXI JIEDELE BIOMASS ENERGY TECHNOLOGY Co Ltd
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Priority to CN201521108786.5U priority Critical patent/CN205372531U/en
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Publication of CN205372531U publication Critical patent/CN205372531U/en
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Abstract

The utility model provides a biomass gasification combustor, including plenum, air feed mechanism, combustion chamber and feeding mechanism, the inside air distribution plate that is equipped with of plenum, the plenum passes through tuber pipe and air feed mechanism intercommunication, the below of combustion chamber be connected with the air distribution plate, be equipped with the grate between combustion chamber and the air distribution plate, the air distribution plate become V type structure, set up a plurality of wind holes of evenly arranging on the wallboard of its V type. The utility model provides a fan constructs sends into air, air distribution plate V type structural design through the air distribution plate to the combustion chamber for the air that blows agitates the mixture each other, avoids directly blowing the biomass feedstock to the fixed bed vertical section, and cloth wind is even, and the biomass feedstock that guarantees to be located the fixed bed vertical section is the fluidization fully.

Description

A kind of biomass gasification burner
Technical field
This utility model relates to a kind of industrial firing equipment field, particularly relates to a kind of biomass gasification burner.
Background technology
China is a large agricultural country, biomass resource enriches, there is substantial amounts of various biomass material such as corn stalk, rice husk, Pericarppium arachidis hypogaeae, corn cob, 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.Directly the efficiency of combustion of 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 common pot and stove of firewood of burning, and this original hearth combustion is extremely inefficient, and flame is not concentrated, combustion instability, is only used for common heating and cooks.And current along with severe power shortage, oil famine, electricity price rises, rise of the oil price equal energy source situation anxiety, and problem of environmental pollution is increasingly serious, industry-by-industry starts the consciousness of the use to regenerative resource and progressively strengthens, 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 general mechanism is complicated, efficiency of combustion is low, performance less stable.
Summary of the invention
In order to overcome, existing biomass burner mechanism is complicated, efficiency of combustion is low, the shortcoming of performance less stable, and this utility model provides a kind of biomass gasification burner.
For reaching above-mentioned purpose, the technical solution of the utility model is:
Biomass gasification burner, including air compartment, wind sector, combustor and feed mechanism,
Being provided with air distribution plate inside described air compartment, air compartment is connected with wind sector by airduct;The lower section of described combustor is connected with air distribution plate, is provided with fire grate between combustor and air distribution plate;Described air distribution plate becomes V-structure, and the wallboard of its V-type offers the air holes of multiple uniform arrangement.
Preferably, described combustor includes fixing bed, fluerics, jet spray chamber, and the bottom of described fixing bed is connected with air distribution plate, and the top of fixing bed connects with fluerics;The side of described fluerics arranges jet spray chamber;The spout of described jet spray chamber passes the furnace wall of combustor from the side.
Preferably, described jet spray chamber passes and is socketed with annular slab in the part of combustor furnace wall;Described annular slab is hatch frame near one end of jet spray chamber spout, connects air, and the other end is seal-installed on outside the furnace wall of combustor;Described jet spray chamber is provided with, close to nozzle, the blow vent that the injection direction along jet spray chamber is arranged.
Preferably, described fixing bed is divided into two sections, and epimere is the diffuser of rounding bench-type, and hypomere is cylindrical vertical section.
Preferably, it is provided with heat-insulation layer in the locular wall of described combustor.
Preferably, two pieces of wallboards of described air distribution plate, are 45 ° with the angle of horizontal direction.
Preferably, described feed mechanism includes hopper, material pipe, auger, reducing motor, described hopper is connected with discharging opening and connects with material pipe, described material pipe and combustion chamber, it is provided with auger in described material pipe, described auger one end is connected with reducing motor, and the other end extends to combustor place.
Preferably, described wind sector includes blower fan, primary air piping and secondary air channel, and described blower fan is connected with air compartment by primary air piping, and described secondary air channel one end connects with primary air piping, and the other end connects with the material pipe of feed mechanism.
Preferably, described biomass gasification burner also includes slagging device, and described slagging device includes scum pipe, slag-drip opening, deslagging auger, reducing motor;Described scum pipe is located at the bottom of air distribution plate, and passes air compartment, and it is positioned at the part bottom air distribution plate and offers the slag inlet of upward opening, and its part passing air compartment is provided with downwardly open slag notch;Described deslagging auger is installed in scum pipe, and one end is connected with reducing motor.
Work process of the present utility model is: biomass material enters feeding pipe bottom hopper, and reducing motor drives auger to rotate, and raw material pushes the fixing bed bottom of combustor;Air is sent in air compartment by primary air piping by blower fan, and the air holes on air distribution plate of the wind in air compartment enters fixing bed, makes raw material full cure, and wind is sent feeding pipe by secondary air channel, is uniformly dispelled in combustor by raw material;Biomass material is in burning Indoor Combustion, fuel gas ascension, assembles in fluerics and forms certain normal pressure and flow to jet pelvic cavity, and the nozzle at jet spray chamber is lighted a fire, blow vent close to nozzle makes air produce tangent line eddy flow with combustion gas, and pilot flame leads;Residue after biomass material burning is discharged in the scum pipe of slagging device from fire grate, and reducing motor drives deslagging auger to rotate, and is discharged from slag-drip opening by residue.
This utility model has the beneficial effect that
1, the primary air piping of wind sector sends into air by air distribution plate to combustor, air distribution plate V-structure designs, the air blowed is made mutually to agitate mixing, avoid directly blowing to the biomass material of fixing bed vertical section, cloth wind is uniform, it is ensured that the biomass material being positioned at fixing bed vertical section can fully fluidize;Secondary air channel sends into air to material pipe, is uniformly dispelled in combustor by raw material, also add oxygen-supplying amount so that material combusting is more abundant simultaneously while anti-non-return cigarette;
2, the fixing bed epimere of combustor is rounding bench-type diffuser, the design that hypomere is cylindrical upright section improves biomass fluid effect in combustor, the design of jet spray chamber air inlet makes air produce tangent line eddy flow with combustion gas, and pilot flame leads, it is prevented that the generation of tempering and de-condition of a fire condition;
3, the heat-insulation layer between combustor and body of heater makes the heat of combustor not easily run off, and preheats for the biomass material in combustor;
4, the design of feeding mechanism can supply combustor raw material continuously, provides guarantee for industrialized continuous production;
5, slagging device scientific structure design, coordinate unique V-type air distribution plate, can effectively collect combustion residue, and can get rid of outside stove automatically, this makes the equipment of the present invention can 24 hours every days of continual sustained combustion, realize providing combustion gas for a long time, considerably increase equipment continuous firing ability;
6, this utility model wind sector, combustor, feed mechanism, slagging device design are simple and easy rationally, operationally be combined with each other, it is achieved that efficiency of combustion is high, the feature of stable performance.
Accompanying drawing explanation
Fig. 1 is this utility model biomass gasification burner front view
Fig. 2 is the structural representation of this utility model air distribution plate
In figure, each sequence number and title are as follows:
1-air compartment;2-wind sector;3-combustor;4-feed mechanism;5-air distribution plate;6-air holes;7-fixes bed;8-fluerics;9-jet spray chamber;10-annular slab;11-hopper;12-expects pipe;13-auger;14-reducing motor;15-blower fan 16-primary air piping;17-secondary air channel;18-slagging device;19-scum pipe;20-slag-drip opening;21-deslagging auger;22-reducing motor.
Detailed description of the invention
Below by specific embodiment, this utility model is described in detail.
As it is shown in figure 1, biomass gasification burner of the present utility model, including air compartment 1, wind sector 2, combustor 3 and feed mechanism 4,
The internal air distribution plate 5 that is provided with of described air compartment 1, air compartment 1 is connected with wind sector 2 by airduct;The lower section of described combustor 3 is connected with air distribution plate 5, is provided with fire grate between combustor 3 and air distribution plate 5;Described air distribution plate 5 one-tenth V-structure, the wallboard of its V-type offers the air holes 6 of multiple uniform arrangement.
Described combustor 3 includes fixing bed 7, fluerics 8, jet spray chamber 9, and the bottom of described fixing bed 7 is connected with air distribution plate 5, and the top of fixing bed 7 connects with fluerics 8;The side of described fluerics 8 arranges jet spray chamber 9;The spout of described jet spray chamber 9 passes the furnace wall of combustor from the side.
Described jet spray chamber 9 passes and is socketed with annular slab 10 in the part of combustor furnace wall;Described annular slab 10 is hatch frame near one end of jet spray chamber 9 spout, connects air, and the other end is seal-installed on outside the furnace wall of combustor;Described jet spray chamber 9 is provided with, close to nozzle, the blow vent that the injection direction along jet spray chamber 9 is arranged.
Described fixing bed 7 is divided into two sections, and epimere is the diffuser of rounding bench-type, and hypomere is cylindrical vertical section.
It is provided with heat-insulation layer in the locular wall of described combustor 3.
Two pieces of wallboards of described air distribution plate 5, are 45 ° with the angle of horizontal direction.
Described feed mechanism 4 includes hopper 11, material pipe 12, auger 13, reducing motor 14, described hopper 11 is connected with discharging opening and connects with material pipe 12, described material pipe 12 connects with combustor 3, it is provided with auger 13 in described material pipe 12, described auger 13 one end is connected with reducing motor 14, and the other end extends to combustor 3 place.
Described wind sector 2 includes blower fan 15, primary air piping 16 and secondary air channel 17, and described blower fan 15 is connected with air compartment 1 by primary air piping 16, and described secondary air channel 17 one end connects with primary air piping 16, and the other end connects with the material pipe 12 of feed mechanism 4.
Described biomass gasification burner, also includes slagging device 18, and described slagging device 18 includes scum pipe 19, slag-drip opening 20, deslagging auger 21, reducing motor 22;Described scum pipe 19 is located at the bottom of air distribution plate 5, and passes air compartment 1, and it is positioned at the part bottom air distribution plate 5 and offers the slag inlet of upward opening, and its part passing air compartment 1 is provided with downwardly open slag notch;Described deslagging auger 21 is installed in scum pipe 19, and one end is connected with reducing motor 22.
Work process of the present utility model is: biomass material enters feeding pipe 12 bottom hopper 11, and reducing motor 14 drives auger 13 to rotate, and raw material pushes fixing bed 7 bottom of combustor 3;Air is sent in air compartment 1 by primary air piping 16 by blower fan 15, and the air holes on air distribution plate 5 of the wind in air compartment 1 enters fixing bed 7, makes raw material full cure, and wind is sent feeding pipe 12 by secondary air channel 17, is uniformly dispelled in combustor 3 by raw material;Biomass material burns in combustor 3, fuel gas ascension, assembles in fluerics 8 and forms certain normal pressure and flow to jet pelvic cavity 9, and the nozzle at jet spray chamber 9 is lighted a fire, blow vent close to nozzle makes air produce tangent line eddy flow with combustion gas, and pilot flame leads;Residue after biomass material burning is discharged in the scum pipe 19 of slagging device 18 from fire grate, and reducing motor 22 drives deslagging auger 21 to rotate, and is discharged from slag-drip opening 20 by residue.

Claims (9)

1. a biomass gasification burner, including air compartment (1), wind sector (2), combustor (3) and feed mechanism (4), it is characterised in that:
Described air compartment (1) is internal is provided with air distribution plate (5), and air compartment (1) is connected with wind sector (2) by airduct;The lower section of described combustor (3) is connected with air distribution plate (5), is provided with fire grate between combustor (3) and air distribution plate (5);Described air distribution plate (5) becomes V-structure, and the wallboard of its V-type offers the air holes (6) of multiple uniform arrangement.
2. biomass gasification burner according to claim 1, it is characterized in that: described combustor (3) includes fixing bed (7), fluerics (8), jet spray chamber (9), the bottom of described fixing bed (7) is connected with air distribution plate (5), and the top of fixing bed (7) connects with fluerics (8);The side of described fluerics (8) arranges jet spray chamber (9);The spout of described jet spray chamber (9) passes the furnace wall of combustor from the side.
3. biomass gasification burner according to claim 2, it is characterised in that: described jet spray chamber (9) passes and is socketed with annular slab (10) in the part of combustor furnace wall;Described annular slab (10) is hatch frame near one end of jet spray chamber (9) spout, connects air, and the other end is seal-installed on outside the furnace wall of combustor;Described jet spray chamber (9) is provided with, close to nozzle, the blow vent that the injection direction along jet spray chamber (9) is arranged.
4. biomass gasification burner according to claim 2, it is characterised in that: described fixing bed (7) is divided into two sections, and epimere is the diffuser of rounding bench-type, and hypomere is cylindrical vertical section.
5. biomass gasification burner according to claim 1, it is characterised in that: it is provided with heat-insulation layer in the locular wall of described combustor (3).
6. biomass gasification burner according to claim 1, it is characterised in that: two pieces of wallboards of described air distribution plate (5), are 45 ° with the angle of horizontal direction.
7. biomass gasification burner according to claim 1, it is characterized in that: described feed mechanism (4) includes hopper (11), material pipe (12), auger (13), reducing motor (14), described hopper (11) is connected with discharging opening and connects with material pipe (12), described material pipe (12) connects with combustor (3), it is provided with auger (13) in described material pipe (12), described auger (13) one end is connected with reducing motor (14), and the other end extends to combustor (3) place.
8. biomass gasification burner according to claim 1, it is characterized in that: described wind sector (2) includes blower fan (15), primary air piping (16) and secondary air channel (17), described blower fan (15) is connected with air compartment (1) by primary air piping (16), described secondary air channel (17) one end connects with primary air piping (16), and the other end connects with the material pipe (12) of feed mechanism (4).
9. biomass gasification burner according to claim 1, it is characterized in that: also including slagging device (18), described slagging device (18) includes scum pipe (19), slag-drip opening (20), deslagging auger (21), reducing motor (22);Described scum pipe (19) is located at the bottom of air distribution plate (5), and pass air compartment (1), its part being positioned at air distribution plate (5) bottom offers the slag inlet of upward opening, and its part passing air compartment (1) is provided with downwardly open slag notch;Described deslagging auger (21) is installed in scum pipe (19), and one end is connected with reducing motor (22).
CN201521108786.5U 2015-12-29 2015-12-29 Biomass gasification combustor Expired - Fee Related CN205372531U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521108786.5U CN205372531U (en) 2015-12-29 2015-12-29 Biomass gasification combustor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521108786.5U CN205372531U (en) 2015-12-29 2015-12-29 Biomass gasification combustor

Publications (1)

Publication Number Publication Date
CN205372531U true CN205372531U (en) 2016-07-06

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105526581A (en) * 2015-12-29 2016-04-27 广西节得乐生物质能源科技有限公司 Biomass gasification combustor
CN106524232A (en) * 2017-01-04 2017-03-22 张家界三木能源开发有限公司 Biomass multifunctional large pot kitchen stove

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105526581A (en) * 2015-12-29 2016-04-27 广西节得乐生物质能源科技有限公司 Biomass gasification combustor
CN106524232A (en) * 2017-01-04 2017-03-22 张家界三木能源开发有限公司 Biomass multifunctional large pot kitchen stove
CN106524232B (en) * 2017-01-04 2018-11-20 张家界三木能源开发有限公司 A kind of Multifunctional biomass cauldron kitchen range

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160706

Termination date: 20171229

CF01 Termination of patent right due to non-payment of annual fee