CN206768042U - A kind of biomass gasifying furnace - Google Patents
A kind of biomass gasifying furnace Download PDFInfo
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- CN206768042U CN206768042U CN201720584206.2U CN201720584206U CN206768042U CN 206768042 U CN206768042 U CN 206768042U CN 201720584206 U CN201720584206 U CN 201720584206U CN 206768042 U CN206768042 U CN 206768042U
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- heater
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/145—Feedstock the feedstock being materials of biological origin
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Abstract
The utility model discloses a kind of biomass gasifying furnace, including feeder, gasification body of heater, coke removing appts and gas combustion apparatus, the blanking end of feeder is above the feeding mechanism of gasification body of heater, the top of gasification body of heater is connected by outlet transverse tube with coke removing appts, and coke removing appts connect with gas combustion apparatus.The utility model can overcome air demand deficiency, igniting easily produce gas explosion, can not quick shutdown, complex operation the defects of.To overcome the fuel such as biomass wood chip, wooden unit, combustion instability causes air demand unstable in use, the utility model proposes a new combustion system, it is divided into directly burning and gas to burn two parts, direct combustion parts are completed inside gasification furnace, caused heat separates out the fugitive constituent of biomass fuel, gasification furnace bocca is stretched by the effect of outside air inducing, Secondary Air is reconfigured at and is burnt, may be directly applied to boiler plant.
Description
Technical field
A kind of biomass gasifying furnace is the utility model is related to, belongs to biomass energy and field of energy-saving technology.
Background technology
The oil-burning gas-fired boiler cost used in the industry is higher, coal-burning boiler environment protection emission it is not up to standard, it is necessary to it is a kind of both
Economic and environmental protection the energy substitutes coal-fired, fuel-oil or fuel-gas boiler, and coal, diesel oil, natural gas belong to fossil energy, burning
During caused CO2It is to directly increase the CO in air2Total amount, accelerate the greenhouse effects of atmosphere.Crops, timber add
The biomass such as work residue have the characteristics of distribution is wide, reserves are big, renewable, cost is low, most of in the market all to process
Burnt into biomass granule fuel, although the advantage with convenient transportation, is the increase in processing cost.If can have one
Directly crops, wood machining residues can be used past slightly broken for kind equipment, then will substantially reduce biology
The cost in mass-energy source, market demand is also very big, while and can reduces CO2Discharge, done for carbon transaction market specifications from now on
Good place mat early stage work.Also have some other biomass gasification equipments in the market, but all exist air demand it is unstable,
The danger such as gas explosion are easily produced in the easy coking and blocking of conveyance conduit, ignition process, quickly blowing out, complex operation etc. can not be lacked
Point, cause not popularizing always.
Utility model content
The purpose of this utility model is, there is provided a kind of biomass gasifying furnace, conveyance conduit are not easy coking and blocking, and energy
Enough reduce CO2Discharge.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：
A kind of biomass gasifying furnace, including feeder, gasification body of heater, coke removing appts and gas combustion apparatus, feeder
Above the feeding mechanism of gasification body of heater, the top for the body of heater that gasifies is connected with coke removing appts by outlet transverse tube, removed at blanking end
Coke installation connects with gas combustion apparatus.
In a kind of foregoing biomass gasifying furnace, the feeding mechanism includes furnace upper cover, and furnace upper cover is connected with lid
Cylinder；The lower section of furnace upper cover is provided with and hangs clock valve, hangs clock valve and blanking cylinders.
In a kind of foregoing biomass gasifying furnace, the bottom in gasification furnace body is provided with fire grate, the lower outside for the body of heater that gasifies
Fire grate cylinder, bottom wind blower fan and bottom wind airduct, fire grate cylinder are provided with provided with shield, in shield with the fire grate to be connected, bottom wind wind
Machine connects through bottom wind airduct with the gasification furnace body phase；The bottom of gasification body of heater is additionally provided with mucking machine.
In a kind of foregoing biomass gasifying furnace, the coke removing appts include water seal casing, and pressure water is set in flashback tank body
Case, pressure water tank are connected with pressure aqueous vapor cylinder；The water inlet of the water seal casing is provided with water inlet ball-cock assembly.
In a kind of foregoing biomass gasifying furnace, the gas combustion apparatus include gas valve, igniter, burner outer tube,
Conical pipe, inner tube, guide vane and overfire air fan, the conical pipe are connected to the end of inner tube, and the burner outer tube is set in cone
On shape pipe, the guide vane is between conical pipe and burner outer tube；Coal gas is additionally provided between conical pipe and the burner outer tube
Efferent duct, coal gas efferent duct are provided with gas valve, igniter are additionally provided with coal gas efferent duct；The gas combustion apparatus upstream
Pipeline is provided with gas control valve.
In a kind of foregoing biomass gasifying furnace, the outlet transverse tube, which is also communicated with, diffuses tank, diffuses tank and is communicated with
Exhaust stack, the end of exhaust stack are provided with hurricane globe and diffuse igniter；The outlet transverse tube and described diffuse are provided between tank
Diffusion valve.
In a kind of foregoing biomass gasifying furnace, the tank that diffuses is communicated with tank, described to diffuse tank and the water
Pipeline between groove is provided with the fast valve that discharges water, and the bottom for diffusing tank is also associated with aqueduct, and aqueduct is provided with and diffused
Spilling water valve.
In a kind of foregoing biomass gasifying furnace, if being provided with dry gasification sensor in the gasification furnace body, gasify body of heater
Side wall is provided with shrouding.
Compared with prior art, the utility model can overcome air demand deficiency, igniting easily produce gas explosion, can not be quick
The defects of shutdown, complex operation.To overcome the fuel such as biomass wood chip, wooden unit, combustion instability causes to supply in use
Measure unstable, the utility model proposes a new combustion system, be divided into directly burning and gas and burn two parts, directly burning
Part is completed inside gasification furnace, and caused heat separates out the fugitive constituent of biomass fuel, is stretched by the effect of outside air inducing
Gasification furnace bocca, it is reconfigured at Secondary Air and is burnt, may be directly applied to boiler plant.
In order to overcome conveyance conduit coking problem, the gas combustion part of this gasification furnace is cleaned by water excludes tar, this
The temperature for requiring directly to burn in gasification furnace burner hearth can not be too high, caused gas can not be burnt in gasification furnace burner hearth,
Secondary Air progress second-time burning is configured by arriving bocca after water cleaning again.
The problem of gas explosion is easily produced during in order to overcome igniting, the utility model specially configures liquefied petroleum gas igniter
Lighted a fire, when detecting burner fray-out of flame, igniter is lighted a fire immediately lights caused fuel gas, it is ensured that combustible gas
Body gather boiler furnace light a fire suddenly produce gas explosion danger.Liquefied petroleum gas igniter and the control circuit of gasification furnace are entered
Row safety interlocking, it is ensured that the correctness of work schedule.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of the present utility model.
Reference：1- feeders；2- blanking cylinders；3- hangs clock valve；Covered on 4-；The upper lid cylinders of 5-；6- outlet transverse tubes；7-
Diffusion valve；8- hurricane globes；9- diffuses igniter；10- exhaust stacks；11- diffuses tank；12- diffuses spilling water valve；13- discharges water fast valve；
14- tanks；15- gas control valves；16- gas valves；17- igniters；18- burner outer tubes；19- conical pipes；20- guide vanes；21-
Overfire air fan；22- water inlet ball-cock assemblys；23- shroudings；24- presses aqueous vapor cylinder；25- water seal casings；26- presses water tank；27- mucking machines；
28- fire grates；29- gasification sensors；30- fire grate cylinders；31- bottoms wind blower fan；32- shields；33- bottoms wind airduct；34- gasification furnaces
Body；35- feeding mechanisms；36- outlet columns；37- coke removing appts；38- gas combustion apparatus；39- inner tubes.
The utility model is further described with reference to the accompanying drawings and detailed description.
Embodiment
Embodiment 1 of the present utility model：As illustrated, a kind of biomass gasifying furnace, including feeder 1, gasification body of heater 34,
Coke removing appts 37 and gas combustion apparatus 38, the blanking end of feeder 1 is positioned at the top of feeding mechanism 35 of gasification body of heater 34, gasification
The top of body of heater 34 is connected by outlet transverse tube 6 with coke removing appts 37, and coke removing appts 37 connect with gas combustion apparatus 38.It is described
Feeding mechanism 35 includes furnace upper cover 4, and furnace upper cover 4 is connected with lid cylinder 5；The lower section of furnace upper cover 4 is provided with and hangs clock valve 3,
Clock valve 3 is hung with blanking cylinder 2 to be connected.Bottom in gasification body of heater 34 is provided with fire grate 28, and the lower outside of gasification body of heater 34 is provided with
Shield 32, shield 32 is interior to be provided with fire grate cylinder 30, bottom wind blower fan 31 and bottom wind airduct 33, fire grate cylinder 30 and the phase of the fire grate 28
Even, bottom wind blower fan 31 is connected through bottom wind airduct 33 with the gasification body of heater 34；The bottom of gasification body of heater 34 is additionally provided with mucking machine
27.The coke removing appts 37 include water seal casing 25, and pressure water tank 26 is provided with water seal casing 25, and pressure water tank 26 is connected with pressure aqueous vapor
Cylinder 24；The water inlet of the water seal casing 25 is provided with water inlet ball-cock assembly 22.
Embodiment 2：As illustrated, a kind of biomass gasifying furnace, including feeder 1, gasification body of heater 34, the and of coke removing appts 37
Gas combustion apparatus 38, the blanking end of feeder 1 is positioned at the top of feeding mechanism 35 of gasification body of heater 34, the top for the body of heater 34 that gasifies
Connected by outlet transverse tube 6 with coke removing appts 37, coke removing appts 37 connect with gas combustion apparatus 38.The feeding mechanism 35 wraps
Furnace upper cover 4 is included, furnace upper cover 4 is connected with lid cylinder 5；The lower section of furnace upper cover 4 is provided with and hangs clock valve 3, hangs clock valve 3 and blanking
Cylinder 2 is connected.Bottom in gasification body of heater 34 is provided with fire grate 28, and the lower outside of gasification body of heater 34 is provided with shield 32, shield 32
Interior to be provided with fire grate cylinder 30, bottom wind blower fan 31 and bottom wind airduct 33, fire grate cylinder 30 is connected with the fire grate 28, bottom wind blower fan 31
It is connected through bottom wind airduct 33 with the gasification body of heater 34；The bottom of gasification body of heater 34 is additionally provided with mucking machine 27.The decoking dress
Putting 37 includes water seal casing 25, and pressure water tank 26 is provided with water seal casing 25, and pressure water tank 26 is connected with pressure aqueous vapor cylinder 24；The water seal
The water inlet of casing 25 is provided with water inlet ball-cock assembly 22.
The gas combustion apparatus 38 includes gas valve 16, igniter 17, burner outer tube 18, conical pipe 19, inner tube 39, led
Wind piece 20 and overfire air fan 21, the conical pipe 19 are connected to the end of inner tube 39, and the burner outer tube 18 is set in conical pipe
On 19, the guide vane 20 is between conical pipe 19 and burner outer tube 18；Between the conical pipe 19 and burner outer tube 18 also
Provided with coal gas efferent duct, coal gas efferent duct is provided with gas valve 16, and igniter 17 is additionally provided with coal gas efferent duct；The combustion gas combustion
The pipeline for burning the upstream of device 38 is provided with gas control valve 15.
Embodiment 3：As illustrated, a kind of biomass gasifying furnace, including feeder 1, gasification body of heater 34, the and of coke removing appts 37
Gas combustion apparatus 38, the blanking end of feeder 1 is positioned at the top of feeding mechanism 35 of gasification body of heater 34, the top for the body of heater 34 that gasifies
Connected by outlet transverse tube 6 with coke removing appts 37, coke removing appts 37 connect with gas combustion apparatus 38.The feeding mechanism 35 wraps
Furnace upper cover 4 is included, furnace upper cover 4 is connected with lid cylinder 5；The lower section of furnace upper cover 4 is provided with and hangs clock valve 3, hangs clock valve 3 and blanking
Cylinder 2 is connected.Bottom in gasification body of heater 34 is provided with fire grate 28, and the lower outside of gasification body of heater 34 is provided with shield 32, shield 32
Interior to be provided with fire grate cylinder 30, bottom wind blower fan 31 and bottom wind airduct 33, fire grate cylinder 30 is connected with the fire grate 28, bottom wind blower fan 31
It is connected through bottom wind airduct 33 with the gasification body of heater 34；The bottom of gasification body of heater 34 is additionally provided with mucking machine 27.The decoking dress
Putting 37 includes water seal casing 25, and pressure water tank 26 is provided with water seal casing 25, and pressure water tank 26 is connected with pressure aqueous vapor cylinder 24；The water seal
The water inlet of casing 25 is provided with water inlet ball-cock assembly 22.
The gas combustion apparatus 38 includes gas valve 16, igniter 17, burner outer tube 18, conical pipe 19, inner tube 39, led
Wind piece 20 and overfire air fan 21, the conical pipe 19 are connected to the end of inner tube 39, and the burner outer tube 18 is set in conical pipe
On 19, the guide vane 20 is between conical pipe 19 and burner outer tube 18；Between the conical pipe 19 and burner outer tube 18 also
Provided with coal gas efferent duct, coal gas efferent duct is provided with gas valve 16, and igniter 17 is additionally provided with coal gas efferent duct；The combustion gas combustion
The pipeline for burning the upstream of device 38 is provided with gas control valve 15.The outlet transverse tube 6, which is also communicated with, diffuses tank 11, diffuses tank
11 are communicated with exhaust stack 10, and the end of exhaust stack 10 is provided with hurricane globe 8 and diffuses igniter 9；The outlet transverse tube 6 and described put
Diffusion valve 7 is provided between water dispersion trough 11.The tank 11 that diffuses is communicated with tank 14, described to diffuse tank 11 and the tank 14
Between pipeline be provided with and discharge water fast valve 13, the bottom for diffusing tank 11 is also associated with aqueduct, and aqueduct is provided with and put
Dissipate spilling water valve 12.If being provided with dry gasification sensor 29 in the gasification body of heater 34, the side wall of gasification body of heater 34 is provided with shrouding 23.
A kind of operation principle of embodiment of the present utility model：Biomass wood chip fuel delivers to charging through belt feeder 1
Mechanism 35, upper lid cylinder 5 drive upper lid 4 to open, and after fuel enters, upper lid 4 is closed, and hangs clock valve 3 by blanking cylinder 2 with trend
Lower movement, wood chip fuel uniformly fall into the top of rotary fire grate 28.By the air distribution combustion of bottom wind blower fan 31, gasification sensor 29 controls
Ignition temperature and fire box temperature, adjust thickness of feed layer, it is ensured that fire box temperature is less than 1000 DEG C, and caused fugitive constituent is combustible gas
Body, roof of the furnace is concentrated on, entered by escape pipe 6 in water seal casing 25, by the tar in water cleaning of combustible gas, then passed through
Cross gas control valve 15 and enter taper inner tube 19, burnt by overfire air fan 21 with Secondary Air.When needing to shut down, combustion gas is adjusted
Section valve 15 is closed, and diffusion valve 7 is opened, and unnecessary fuel gas is discharged by exhaust stack 10, and is diffused a little in outlet position
The complete excessive gas of the ignition of firearm 9.Fire grate cylinder 30 regularly interlocks rotary fire grate 28, falls caused lime-ash in combustion process
Enter fire grate bottom, discharged by mucking machine 27.
Three positions in bottom, middle part, top of gasification body of heater 34 are respectively arranged with gasification sensor 29, for detecting burner hearth
Temperature, by temperature control bottom wind air quantity, and then gasification rate is controlled, when load heat demand is big, gasification rate is accelerated,
When the change of load heat demand is small, gasification rate accordingly reduces.The bottom of gasification body of heater 34, the top of rotary fire grate 28 are provided with behaviour
Make door, for auxiliary hand-operating scarfing cinder and ignition operation.Rotary fire grate 28 is driven by fire grate cylinder 30 to be rotated, in rotary course
The wood chip ash content to have burnt is automatically fallen into below fire grate, is discharged by mucking machine 27.The middle part of gasification body of heater 34 is provided with movable envelope
Plate 23, when coke removing appts 37 break down, directly gas combustion apparatus 38 can be mounted directly on movable sealing plate 23, it is flammable
Gas is directly burnt by gas combustion apparatus 38.
The outlet of bottom wind blower fan 31 is connected on support, and support use side is logical to be made, and can be used as square ventilation duct, and connect
To fire grate bottom, bottom wind is sent into the bottom of rotary fire grate 28, for primary combustion.Gas combustion apparatus 38 is by gas control valve
15, inner tube 39, outer tube 18, overfire air fan 21 forms, and overfire air fan 21 is located at the right side of gas control valve 15, the lower section of outer tube 18,
Inner tube 39 is located at the inside of outer tube 18, and the diameter of inner tube 39 is smaller 100mm than the diameter of outer tube 18, then inner tube 39 and outer tube 18 it
Between formed 50mm secondary air channel, overfire air fan 21 blow out Secondary Air pass through secondary air channel, make by guide vane secondary
Wind is rotated, and is sufficiently mixed with the fuel gas in inner tube 39, and ignition, combustion is carried out by liquefied petroleum gas igniter.
Note：Combustion gas described herein refers to that biomass fuel passes through biomass combustible gas caused by gasification hearth.Herein
Described coal gas and gas valve refers to valve and pipeline in liquefied petroleum gas igniter, i.e. coal gas and liquefied petroleum gas can
Igniting source of the gas for biological fuel gas.
Claims (8)
1. a kind of biomass gasifying furnace, it is characterised in that including feeder (1), gasification body of heater (34), coke removing appts (37) and combustion
Gas burner (38), the blanking end of feeder (1) is above the feeding mechanism (35) of gasification body of heater (34), and gasify body of heater
(34) top is connected by outlet transverse tube (6) with coke removing appts (37), and coke removing appts (37) and gas combustion apparatus (38) are even
It is logical.
2. a kind of biomass gasifying furnace according to claim 1, it is characterised in that the feeding mechanism (35) includes body of heater
Upper lid (4), furnace upper cover (4) are connected with lid cylinder (5)；The lower section of furnace upper cover (4) is provided with and hangs clock valve (3), hangs clock valve (3)
It is connected with blanking cylinder (2).
3. a kind of biomass gasifying furnace according to claim 1, it is characterised in that the bottom in gasification body of heater (34) is provided with
Fire grate (28), the lower outside of gasification body of heater (34) are provided with shield (32), fire grate cylinder (30), bottom wind wind are provided with shield (32)
Machine (31) and bottom wind airduct (33), fire grate cylinder (30) are connected with the fire grate (28), and bottom wind blower fan (31) is through bottom wind airduct
(33) it is connected with the gasification body of heater (34)；The bottom of gasification body of heater (34) is additionally provided with mucking machine (27).
4. a kind of biomass gasifying furnace according to claim 1, it is characterised in that the coke removing appts (37) include water seal
Casing (25), water seal casing (25) is interior to be provided with pressure water tank (26), and pressure water tank (26) is connected with pressure aqueous vapor cylinder (24)；The flashback tank
The water inlet of body (25) is provided with water inlet ball-cock assembly (22).
5. a kind of biomass gasifying furnace according to claim 1, it is characterised in that the gas combustion apparatus (38) includes
Gas valve (16), igniter (17), burner outer tube (18), conical pipe (19), inner tube (39), guide vane (20) and overfire air fan
(21), the conical pipe (19) is connected to the end of inner tube (39), and the burner outer tube (18) is set on conical pipe (19), institute
Guide vane (20) is stated to be located between conical pipe (19) and burner outer tube (18)；Between the conical pipe (19) and burner outer tube (18)
Coal gas efferent duct is additionally provided with, coal gas efferent duct is provided with gas valve (16), igniter (17) is additionally provided with coal gas efferent duct；It is described
The pipeline of gas combustion apparatus (38) upstream is provided with gas control valve (15).
6. a kind of biomass gasifying furnace according to claim 1, it is characterised in that the outlet transverse tube (6) is also communicated with
Tank (11) is diffused, tank (11) is diffused and is communicated with exhaust stack (10), the end of exhaust stack (10) is provided with hurricane globe (8) and diffused
Igniter (9)；The outlet transverse tube (6) and described diffuse are provided with diffusion valve (7) between tank (11).
7. a kind of biomass gasifying furnace according to claim 6, it is characterised in that the tank (11) that diffuses is communicated with water
Groove (14), the pipeline diffused between tank (11) and the tank (14) is provided with the fast valve (13) that discharges water, described to diffuse water
The bottom of groove (11) is also associated with aqueduct, and aqueduct is provided with and diffuses spilling water valve (12).
8. a kind of biomass gasifying furnace according to claim 1, it is characterised in that the gasification body of heater (34) is if interior be provided with
Dry gasification sensor (29), the side wall of gasification body of heater (34) are provided with shrouding (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584206.2U CN206768042U (en) | 2017-05-23 | 2017-05-23 | A kind of biomass gasifying furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584206.2U CN206768042U (en) | 2017-05-23 | 2017-05-23 | A kind of biomass gasifying furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206768042U true CN206768042U (en) | 2017-12-19 |
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ID=60638966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720584206.2U Active CN206768042U (en) | 2017-05-23 | 2017-05-23 | A kind of biomass gasifying furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN206768042U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106987278A (en) * | 2017-05-23 | 2017-07-28 | 广州博恩能源有限公司 | A kind of biomass gasifying furnace |
| CN110396430A (en) * | 2019-08-19 | 2019-11-01 | 广州汇迪新能源科技有限公司 | A kind of three material bed Multifunction biological mass gasifying furnaces |
-
2017
- 2017-05-23 CN CN201720584206.2U patent/CN206768042U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106987278A (en) * | 2017-05-23 | 2017-07-28 | 广州博恩能源有限公司 | A kind of biomass gasifying furnace |
| CN110396430A (en) * | 2019-08-19 | 2019-11-01 | 广州汇迪新能源科技有限公司 | A kind of three material bed Multifunction biological mass gasifying furnaces |
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