CN205974425U - Biomass gasification furnace - Google Patents

Biomass gasification furnace Download PDF

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Publication number
CN205974425U
CN205974425U CN201620902299.4U CN201620902299U CN205974425U CN 205974425 U CN205974425 U CN 205974425U CN 201620902299 U CN201620902299 U CN 201620902299U CN 205974425 U CN205974425 U CN 205974425U
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China
Prior art keywords
shell
horizontal segment
feeder
furnace
outer covering
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CN201620902299.4U
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Chinese (zh)
Inventor
龙清华
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SICHUAN KAIERFENG AGRICULTURAL SCIENCE AND TECHNOLOGY Co Ltd
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SICHUAN KAIERFENG AGRICULTURAL SCIENCE AND TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a biomass gasification furnace, include: stove outer covering, feeder and grate, the stove outer covering is cylindrical, and the top central point of stove outer covering puts and is equipped with the feeder, be equipped with the intake pipe on the lower part lateral wall of stove outer covering, the upper portion lateral wall of stove outer covering is equipped with the gas vent, is equipped with the grate of ventilating in the stove outer covering, the feeder includes the conveying pipeline and the broach hopper of hopper, L type, the conveying pipeline of L type includes horizontal segment and vertical section, and conical dry the fill is installed at top that the lower extreme of vertical section passed the stove outer covering, and the vertical section top is equipped with steam outlet, the one end cooperation installation of top side and horizontal segment, and the broach hopper is installed on the upper portion of the other end of horizontal segment, installs the screw feeder in the horizontal segment, install the material deconcentrator in dry the fill. The utility model discloses a technique aim at provides one kind, and gas making efficiency is higher, biomass gasification is more even, the more stable biomass gasification furnace of gasification to furthest utilizes living beings to produce coal gas.

Description

A kind of biomass gasifying furnace
Technical field
This utility model is related to gasification furnace field, particularly a kind of biomass gasifying furnace.
Background technology
The more than one hundred million ton of agricultural crop straw that China often produces per year, and in existing developmental stage, China vigorously advocates energy-saving and emission-reduction, So that the sustainable economic development of China.
Generally, the straw after harvesting crops is all deposited in field, and in a lot of rural areas, people will be harvested Straw transports house back, and directly burning is cooked or is directly burnt straw in field, thus causing the pollution of air and the waste of straw. Therefore it is accomplished by by straw is made coal gas, by burning, coal gas is cooked or heat supply, thus meet the requirement of environmental protection.Biomass The energy, as the fourth-largest energy beyond coal, oil, natural gas, is a kind of recyclable regenerative energy of environmental protection, to the optimization energy Solution structure, the sustainable development tool important in inhibiting alleviated Pressure on Energy, improve environment, promotion society.Existing coal gas is sent out Giving birth to the less efficient of stove it is easy to cause the insufficient of burning, the thermal efficiency is low, thus leading to part straw to waste, and can produce Raw substantial amounts of dust.
Utility model content
For above-mentioned deficiency, technical purpose of the present utility model be to provide a kind of coal gas manufacture efficiency higher, Gasification of biomass is evenly, gasify more stable biomass gasifying furnace, thus maximally utilising biomass to produce coal gas, Produce more clean energy resourcies.
This utility model is achieved through the following technical solutions:
A kind of biomass gasifying furnace, including:Furnace shell, feeder and fire grate, described furnace shell is cylinder, in the top of furnace shell Heart position is provided with feeder;The lower sides of furnace shell are provided with air inlet pipe, and the upper portion side wall of furnace shell is provided with air vent, sets in furnace shell There is ventilation fire grate;Feeder includes hopper, the conveying pipeline of L-type and broach hopper, and the conveying pipeline of described L-type includes horizontal segment and hangs down Straight section, the lower end of vertical section passes through the top of furnace shell to be provided with being dried of taper and struggles against, and vertical section top is provided with steam (vapor) outlet, top The one end fits of side and horizontal segment are installed, and the top of the other end of horizontal segment is provided with broach hopper, is provided with horizontal segment Screw feeder, is provided with material dispersion device in described dry bucket.
In technique scheme, by being provided with feeder in furnace shell center, convenient charging, enter from the bottom of furnace shell Gas, it is more uniform to enable to air inlet, more conducively can discharge high-temperature gas by being provided with air vent in furnace shell upper portion side wall, leads to Cross the ventilation fire grate being provided with stove and enable to gasification more uniformly, speed faster, more makes full use of biomass and produces coal gas, Bucket is dried next step to can be gasified and produce the material of coal gas and dried and preheat, particularly some tides by be provided with Wet material needs to dry, and the manufacture enabling to coal gas is rapider, it is to avoid excessive vapor enters in coal gas, is provided with Broach hopper can facilitate to feeder filler, directly can carry out filler by conveyer belt, and the material adding is entered by screw feeder Enter and dried in dry bucket, entrance is enabled to by the material dispersion device being provided with and bucket material is dried uniformly, can be uniform Carry out for material predrying, improve the efficiency that coal gas manufactures.
Further, it is provided with arc striker plate between described steam (vapor) outlet and the horizontal segment of conveying pipeline.
In technique scheme, by the arc striker plate being provided between steam (vapor) outlet and the horizontal segment of conveying pipeline, can Avoid feed blocking steam (vapor) outlet, more conducively feed.
Further, described furnace shell includes inner shell and shell, and air inlet pipe includes ring pipe and straight tube, between inner shell and shell It is provided with ring pipe, straight tube is connected with ring pipe through shell, inside ring pipe, be provided with the suction nozzle being evenly arranged and passing through inner shell, The top of suction nozzle is provided with dust block board.
In technique scheme, air enters into ring pipe by straight tube, and the suction nozzle being provided with inside ring pipe enters To in gasification furnace, supplying air from gasification furnace inner shell periphery of inner wall, enabling to supply air more uniform, thus improving gasification effect Rate;The dust block board being provided with avoids suction nozzle to block.
Further, described ventilation fire grate is provided with through hole, and the top surface of ventilation fire grate is provided with raised blade, described projection leaf Through hole is just blocked setting by the bossing of piece.
In technique scheme, the through hole that fire grate is provided with can provide uniform air for gasification reaction, reduces one Air foot, the situation of another part severe depletion of oxygen, and raised blade is divided to enable to air and smoothly enter in material.
Further, it is provided with high-temperature-resistant thermal-insulation material between the inner shell of described furnace shell and shell, high-temperature-resistant thermal-insulation material is Ceramic fibre/aluminium silicate.
In technique scheme, high-temperature-resistant thermal-insulation material all fire resistings that ceramic fibre/aluminium silicate makes, and functional, The material of particularly ceramic fibre, refractory temperature is high, good effect of heat insulation, and also light weight, and shock resistance is good, and also has Reduce the effect of noise.
Further, the bottom of described furnace shell is provided with ash-hole, and the bottom of ash-hole is provided with ash-pan.
In technique scheme, ash-pan is provided with by the bottom in ash-hole, can facilitate and reacted material is discharged Take away.
The beneficial effects of the utility model are:
1st, by being provided with feeder in furnace shell center, convenient charging, from the bottom air inlet of furnace shell, enable to air inlet More uniform, can more conducively discharge high-temperature gas by being provided with air vent in furnace shell upper portion side wall, logical by be provided with stove Steam stove row enables to gasification more uniformly, and speed faster, more makes full use of biomass and produces coal gas, by the drying being provided with Next step can will be gasified and produce the material of coal gas and dried and preheat by bucket, and particularly some moist materials need to dry Dry, the manufacture enabling to coal gas is rapider, it is to avoid excessive vapor enters into the broach hopper in coal gas, being provided with can be square Just to feeder filler, directly filler can be carried out by conveyer belt, and the material adding is entered into by screw feeder and is dried in bucket Row is dried, and enables to entrance by the material dispersion device being provided with and bucket material is dried uniformly, uniformly can carry out predry for material Dry, improve the efficiency that coal gas manufactures.
2nd, pass through the arc striker plate being provided between steam (vapor) outlet and the horizontal segment of conveying pipeline, it can be avoided that feed blocking steams Vapor outlet, more conducively feeds.
3rd, air enters into ring pipe by straight tube, and the suction nozzle being provided with inside ring pipe enters in gasification furnace, from Gasification furnace inner shell periphery of inner wall supplies air, enables to supply air more uniform, thus improving gasification efficiency;The gear ash being provided with Plate avoids suction nozzle to block.
Brief description
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of fire grate.
In figure labelling:1 is furnace shell, 2 is feeder, 2.1 is hopper, 2.2 is conveying pipeline, 2.21 is vertical section, 2.22 are Horizontal segment, 2.23 be arc striker plate, 2.3 be broach hopper, 2.4 be steam (vapor) outlet, 2.5 be screw feeder, 3 be ash-pan, 4 be aerofluxuss Mouthful, 5 be air inlet pipe, 6 be material dispersion device, 7 be fire grate, 7.1 be through hole, 7.2 be raised blade.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described in detail.
Biomass gasifying furnace as shown in Figure 1, including:Furnace shell 1, feeder 2, hopper 2.1, conveying pipeline 2.2, vertical section 2.21st, horizontal segment 2.22, arc striker plate 2.23, broach hopper 2.3, steam (vapor) outlet 2.4, screw feeder 2.5, ash-pan 3, air vent 4, Air inlet pipe 5, material dispersion device 6, fire grate 7, through hole 7.1 and raised blade 7.2, described furnace shell 1 is cylinder, the top of furnace shell 1 Center is provided with feeder 2;The lower sides of furnace shell 1 are provided with air inlet pipe 5, and the upper portion side wall of furnace shell 1 is provided with air vent 4, It is provided with ventilation fire grate 7 in furnace shell 1;Feeder 2 includes hopper 2.1, the conveying pipeline 2.2 of L-type and broach hopper 2.3, described L-type Conveying pipeline 2.2 includes horizontal segment 2.22 and vertical section 2.21, and the lower end of vertical section 2.21 passes through the top of furnace shell 1 to be provided with taper Bucket 2.3 is dried, vertical section 2.21 top is provided with steam (vapor) outlet 2.4, and the one end fits of top-side and horizontal segment 2.22 are installed, The top of the other end of horizontal segment 2.22 is provided with broach hopper 2.3, is provided with screw feeder 2.5, described dry bucket 2.3 in horizontal segment Material dispersion device 6 is inside installed, be dried all 2.3 lower end be provided with can folding switch gate.
It is provided with arc striker plate 2.23 between described steam (vapor) outlet 2.4 and the horizontal segment of conveying pipeline 2.2;Described furnace shell 1 wraps Include inner shell and shell, air inlet pipe 5 includes ring pipe 5.1 and straight tube 5.2, is provided with ring pipe 5.1, straight tube between inner shell and shell 5.2 are connected through shell with ring pipe 5.1, be provided with the suction nozzle 5.3 being evenly arranged and passing through inner shell, enter inside ring pipe 5.1 The top of valve 5.3 is provided with dust block board;Described ventilation fire grate 7 is provided with through hole 7.1, and the top surface of ventilation fire grate 7 is provided with raised leaf Piece 7.2, through hole 7.1 is just blocked setting by the bossing of described projection blade 7.2.
It is provided with high-temperature-resistant thermal-insulation material, described high-temperature-resistant thermal-insulation material is pottery between the inner shell of described furnace shell 1 and shell Fiber/aluminium silicate, preferably ceramic fibre.
The bottom of described furnace shell 1 is provided with ash-hole, and the bottom of ash-hole is provided with ash-pan 3.
By being more homogeneously introduced in stove air, and fire grate 7 is transformed, feed arrangement is transformed, Enable material that heating is pre-dried so that gasification reaction is more quick, uniform, gasification efficiency is higher, can be to greatest extent Convert biomass into coal gas, thus improving the productivity ratio of coal gas, more efficiently utilize this regenerative resource of biomass.

Claims (7)

1. a kind of biomass gasifying furnace is it is characterised in that include:Furnace shell(1), feeder(2)And fire grate(7), described furnace shell(1) For cylinder, furnace shell(1)Top center be provided with feeder(2);Furnace shell(1)Lower sides be provided with air inlet pipe(5), Furnace shell(1)Upper portion side wall be provided with air vent(4), furnace shell(1)Inside it is provided with ventilation fire grate(7);Feeder(2)Including hopper (2.1), the conveying pipeline of L-type(2.2)And broach hopper(2.3), the conveying pipeline of described L-type(2.2)Including horizontal segment(2.22)With Vertical section(2.21), vertical section(2.21)Lower end pass through furnace shell(1)Top be provided with taper be dried bucket(2.3), vertically Section(2.21)Top is provided with steam (vapor) outlet(2.4), top-side and horizontal segment(2.22)One end fits install, horizontal segment (2.22)The top of the other end broach hopper is installed(2.3), screw feeder is installed in horizontal segment(2.5), described dry bucket (2.3)Material dispersion device is inside installed(6).
2. biomass gasifying furnace according to claim 1 is it is characterised in that described steam (vapor) outlet(2.4)With conveying pipeline (2.2)Horizontal segment between be provided with arc striker plate(2.23).
3. biomass gasifying furnace according to claim 1 is it is characterised in that described furnace shell(1)Including inner shell and shell, enter Trachea(5)Including ring pipe(5.1)With straight tube(5.2), between inner shell and shell, it is provided with ring pipe(5.1), straight tube(5.2)Pass through Shell and ring pipe(5.1)Connect, ring pipe(5.1)Inner side is provided with the suction nozzle being evenly arranged and passing through inner shell(5.3), air inlet Mouth(5.3)Top be provided with dust block board.
4. biomass gasifying furnace according to claim 1 is it is characterised in that described ventilation fire grate(7)It is provided with through hole (7.1), fire grate of ventilating(7)Top surface be provided with raised blade(7.2), described projection blade(7.2)Bossing just will lead to Hole(7.1)Block setting.
5. biomass gasifying furnace according to claim 3 is it is characterised in that described furnace shell(1)Inner shell and shell between It is provided with high-temperature-resistant thermal-insulation material.
6. biomass gasifying furnace according to claim 5 is it is characterised in that described high-temperature-resistant thermal-insulation material is pottery fibre Dimension/aluminium silicate.
7. biomass gasifying furnace according to claim 4 is it is characterised in that described furnace shell(1)Bottom be provided with ash-hole, The bottom of ash-hole is provided with ash-pan(3).
CN201620902299.4U 2016-08-19 2016-08-19 Biomass gasification furnace Active CN205974425U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620902299.4U CN205974425U (en) 2016-08-19 2016-08-19 Biomass gasification furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620902299.4U CN205974425U (en) 2016-08-19 2016-08-19 Biomass gasification furnace

Publications (1)

Publication Number Publication Date
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Application Number Title Priority Date Filing Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108219849A (en) * 2018-01-16 2018-06-29 瀛e姜 A kind of Industrial Solid Waste plasma gasification environmental protection treatment device
CN112460793A (en) * 2020-12-03 2021-03-09 安化孚达泰科智能装备有限公司 Biomass particle combustion device for heat supply of chain plate dryer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108219849A (en) * 2018-01-16 2018-06-29 瀛e姜 A kind of Industrial Solid Waste plasma gasification environmental protection treatment device
CN112460793A (en) * 2020-12-03 2021-03-09 安化孚达泰科智能装备有限公司 Biomass particle combustion device for heat supply of chain plate dryer

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