CN208504734U - A kind of small-sized automatic feed biological substance shaped granule hot air furnace device - Google Patents
A kind of small-sized automatic feed biological substance shaped granule hot air furnace device Download PDFInfo
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- CN208504734U CN208504734U CN201821029976.1U CN201821029976U CN208504734U CN 208504734 U CN208504734 U CN 208504734U CN 201821029976 U CN201821029976 U CN 201821029976U CN 208504734 U CN208504734 U CN 208504734U
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- Prior art keywords
- air
- biological substance
- shaped granule
- combustion
- small
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- 239000008187 granular material Substances 0.000 title claims abstract description 26
- 239000000126 substance Substances 0.000 title claims abstract description 25
- 229920002456 HOTAIR Polymers 0.000 title claims abstract description 18
- 238000002485 combustion reaction Methods 0.000 claims abstract description 39
- 239000007789 gas Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 238000009826 distribution Methods 0.000 claims abstract description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- 239000003546 flue gas Substances 0.000 claims description 10
- 230000003247 decreasing Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000005485 electric heating Methods 0.000 abstract description 5
- 210000000474 Heel Anatomy 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000002737 fuel gas Substances 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 3
- 239000002028 Biomass Substances 0.000 description 7
- 239000000446 fuel Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000003517 fume Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 210000000038 chest Anatomy 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 206010069173 Product contamination Diseases 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001339 alkali metal compounds Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001095 motoneuron Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
Abstract
The utility model relates to a kind of small-sized automatic feed biological substance shaped granule hot air furnace devices.Its structure mainly includes six part feed zones, combustion zone, air heating zone, air distribution area, gas cleaning area and ash material collecting region.The air heating zone is made of burner hearth, spiral heat dissipation piece and spiral inlet duct.Biological particles in hopper fall into combustion zone by screw feeder；Electric heating inlet duct realizes that biological substance shaped granule is lighted a fire using hot wind ignition principle, and First air is passed directly into below fire grate as bottom wind, guarantees the biological substance shaped granule full combustion on fire grate；Secondary Air guarantees the full combustion of fuel gas in combustion chamber；Inboard wall of burner hearth is equipped with baffle plate and improves rate of heat exchange.Cold air, which by air-introduced machine enters spiral inlet duct, to carry out heat exchange and generates hot-air, and furnace exhaust, to atmosphere, forms that a kind of energy consumption is small through cyclone dust collectors dedusting and tail gas catalyzing unit heel row, and the apparatus for work of environment-friendly high-efficiency has the characteristics that simple to operate.
Description
Technical field
The utility model relates to a kind of biological substance shaped granule hot air furnace devices, and in particular to a kind of small-sized automatic feed is raw
Substance shaped granule hot air furnace device, it belongs to agriculture and forestry organic waste material resource utilization and biological substance shaped granule combustion technology neck
Domain.
Background technique
Biological substance shaped granule hot air furnace device is using biological substance shaped granule as fuel, wherein biological substance shaped granule master
Will be using agriculture and forestry organic waste material as raw material, using the method for mechanical pressurization, the small in size, density loose biomass material boil down to
Greatly, the shaped fuel being readily transported.Biological substance shaped granule is because of its homogeneous and resistance to burning, easy, high combustion efficiency of lighting a fire
And the advantages that flameholding and small combustion product contamination, it can be used as a kind of clean fuel of hot air furnace device.
In production using due to alkali metal in biomass molding fuel and element silicon (K, Na, Cl, S, Ca, Si, P etc.)
Content is higher, is mainly present in biomass material in the form of the salt and oxide of low melting point (700~900 DEG C), works as biology
When matter shaped fuel burns, fire box temperature is higher than the fusing point of alkali metal compound, it is made to soften and be bonded on heating surface, occurs
Phenomena such as heat-transfer surface slagging, contamination, the hot property and efficiency of combustion of combustion apparatus are not only influenced, while reducing gas-to-gas heat exchanger
Heat transfer efficiency cause heat exchanger overheat reduce the service life, also jeopardize the safe operation of combustion apparatus when serious, this be influence
The widely applied difficult point of biomass molding fuel.
In order to solve the above problems, people are seeking always a kind of ideal technical solution.
Summary of the invention
Purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of small-sized automatic feed biological substance shaped granule heat
Wind furnace device can be achieved continuous feeding using spiral conveyer structure and electronic deashing band and ash content removed, passes through electric heating
Inlet duct makes raw material ignition, and raw material starts to burn under aeration condition, and the high-temperature flue gas of generation is by burner hearth to burner hearth exogenous wind
Air in road is heated, and the flue gas after cooling down later is discharged by cyclone dust collectors and exhaust purifier, after being heated
Air is discharged from hot air outlet pipeline, and it is small to form a kind of energy consumption, high-efficient, low and simple to operate efficient of fluxing power
Apparatus for work.
The technical principle of the utility model: a kind of small-sized automatic feed biological substance shaped granule hot air furnace device, structure master
It to include six part feed zones, combustion zone, air heating zone, air distribution area, gas cleaning area and ash material collecting region.It is stored in
The biomass material of hopper is fallen with fixed rate from combustion zone upper vertical under screw feed mechanism and variable-frequency motor effect
Enter combustion zone；Start electric heating inlet duct and realizes that biological substance shaped granule is lighted a fire using hot wind ignition principle, biomass moulding
Particle washes away when declining in burner hearth through high-temperature flue gas, burns first, Volatile；With the precipitation of volatile matter, at
The remaining structure of type particle, which drops on fire grate, burns；Fire grate is arranged vertically four layers, and fire grate aperture is successively passed from top to bottom
Subtract；First air is passed directly into below fire grate as bottom wind, guarantees the biological substance shaped granule full combustion on fire grate；In combustion chamber
4 air ports that centre setting is distributed side by side form circulation, guarantee the full combustion of fuel gas in combustion chamber；Inboard wall of burner hearth is equipped with
Baffle plate makes the heat exchange form in it become turbulent-flow heat-exchanging mode from common laminar heat transfer mode, improves its surface and changes
Hot coefficient extends residence time of the hot fume in burner hearth, to improve rate of heat exchange.It is cold under the action of air-introduced machine
The spiral inlet duct and hearth wall and spiral heat dissipation piece that air enters outside burner hearth carry out heat exchange and generate hot-air, in the work of air blower
After being exchanged heat with the spiral heat dissipation piece outside lower high-temperature flue gas and hearth wall and burner hearth after cyclone dust collectors dedusting and tail gas catalyzing unit
It arranges to atmosphere.
The technical solution of the utility model includes: a kind of small-sized automatic feed biological substance shaped granule hot air furnace device include into
Expect area, combustion zone, air heating zone, air distribution area, gas cleaning area and ash material collecting region, the feed zone top is equipped with storing
Bucket, lower end are equipped with variable-frequency motor and screw feed pipe, and the storage hopper top is equipped with charging cover board.
The combustion zone is equipped with combustion chamber, and the combustion chamber is equipped with fire grate and air inlet, and top is connected with air heating zone,
Surrounding is wrapped up by air distribution area, and the fire grate is vertically equipped with four layers, and fire grate aperture is successively successively decreased from top to bottom, and the air inlet is divided into
Bottom wind inlet and overfiren air port.
The air heating zone is equipped with burner hearth pipeline and spiral inlet duct, and the burner hearth inner wall of the pipe is equipped with baffle plate；Furnace
Thorax pipeline outer wall is equipped with spiral heat dissipation piece；Spiral inlet duct lower end is connected with air distribution area, and spiral inlet duct surrounding is by insulating layer packet
It wraps up in.
There are air-introduced machine, air blower and an airflow pipe in the air distribution area, airflow pipe and bottom air port and combustion
An overfiren air port for burning room is connected.
The gas cleaning area is made of cyclone dust collectors and tail gas catalyzing unit two parts, and cyclone dust collectors left end connects furnace
Thorax flue gas discharge opening, cyclone dust collectors right end connect tail gas catalyzing unit.
The ash material collecting region is equipped with electronic ash discharge band, and the electronic ash discharge carrying material is light-weight refractory crawler belt, and both ends are set
There is horizontal roller bearing, left end roller bearing is connected with variable-frequency motor.
The heater strip, bottom wind inlet and secondary air inlet are arranged symmetrically at left and right sides of combustion chamber, each component
Between be all made of ready-packaged joint and carry out installation connection, the pipeline in the combustion chamber and air heating zone is equipped with temperature spy
Head.
The discharge zone is equipped with spiral discharging cylinder；Spiral discharging cylinder top connecting reducing pipe road；It is equipped in spiral discharging cylinder
Discharge valve；Spiral discharging cylinder right end is connected to the motor.
The heater strip and air delivery pipe be equipped at left and right sides of charing pipeline it is symmetrical two rows of, between each component
It is all made of ready-packaged joint and carries out installation connection, the pipeline in the raw material char zone and hot charcoal cooling zone is equipped with temperature spy
Head.
Preferably, the feed zone hopper material quality is 30 kilograms, feedstock transportation rate is 0.06 when working continuously
Kg p m.
Preferably, it is 1 meter, insulation layer thickness 80mm that the air, which heats trivial total length, material selection heat preservation
Cotton, burner hearth internal diameter are 200mm, and spiral heat dissipation piece width is 100mm.
Preferably, electric heating inlet duct is 350 mm apart from combustion zone bottom.Entire combustion zone height is 400 mm,
Diameter is 200 mm.
Preferably, fire grate outer diameter is 200 mm, distance is 10 mm between fire grate, and fire grate porosity is from top to bottom successively
It is 0.78,0.68,0.58,0.5, the heat resistant type 310S stainless steel plate for 4 mm for selecting thickness thicker is made.
Preferably, being always 20m with air quantity3/ h, primary air flow and secondary air flow maximum are 0.008m3/ s, minimum are
0.0025m3/s。
Preferably, the burner hearth pipeline uses with a thickness of 5 millimeters of 310s high temperature resistant stainless steels, it is described except burner hearth pipeline it
Outer other metal shells are all made of 3 millimeter of 304 stainless steel.
Preferably, burner hearth pipe temperature sensor jack inner diameter size is 30 mm.Described device power is 20 kilowatts.
The utility model has the advantages that the utility model is by utilizing spiral conveyer structure and electronic deashing band possessed by the utility model
Continuous feeding can be achieved and ash content is removed, saved man power and material.Fire grate is arranged vertically four layers and fire grate aperture by upper
Successively successively decrease under, it is ensured that the biological substance shaped granule full combustion on fire grate.Inboard wall of burner hearth is equipped with baffle plate and makes in it
Heat exchange form turbulent-flow heat-exchanging mode is become from common laminar heat transfer mode, improve its surface film thermal conductance, extend
Residence time of the hot fume in burner hearth, to improve rate of heat exchange.Flue gas is through cyclone dust collectors dedusting and tail gas catalyzing unit
Heel row is to atmosphere.Form that a kind of energy consumption is small, the apparatus for work of environment-friendly high-efficiency has the characteristics that simple to operate.
Detailed description of the invention
Attached drawing 1, Fig. 2, Fig. 3 are a kind of small-sized automatic feed biological substance shaped granule hot air furnace device of the invention respectively
Main view, left view and cross-sectional view.
In figure: 1. burner hearth seal cover boards, 2. hot air outlets, 3. heating zone shells, 4. air blast chassises, 5. air blower air inlets
Mouthful, 6. ash content collecting region casings, 7. universal wheels, 8. hopper seal cover boards, 9. thermal insulation areas casings, 10. gas cleaning area casings,
11. tail gas outlet, 12. air-introduced machine air inlets, 13. ashpits, 14. spiral heat dissipation pieces, 15. burner hearth pipelines, 16. insulating layers,
17. fire grate, 18. spiral inlet ducts, 19. igniters, 20. secondary air inlets, 21. air blowers, 22. variable-frequency motors, 23. smoke evacuations
Pipeline, 24. screw feed pipes, 25. variable-frequency motors, 26. cyclone dust collectors, 27. tail gas catalyzing units, 28. baffle plates, 29. cold skies
Gas import, 30. air-introduced machines, 31 bottom wind inlets, 32. deashing bands.
Specific embodiment
Further detailed description is done to the utility model with reference to the accompanying drawing.
The utility model structure mainly includes that six part feed zones, combustion zone, air heating zone, air distribution area, flue gas are net
Change area and ash material collecting region.The biomass material of storage hopper 9 is stored in the case where screw feed mechanism 24 and variable-frequency motor 25 act on
Combustion zone is fallen into from combustion zone upper vertical with fixed rate；It is real using hot wind ignition principle to start electric heating inlet duct 19
Existing biological substance shaped granule igniting, biological substance shaped granule are washed away through high-temperature flue gas when declining in burner hearth, are burnt first,
Volatile；With the precipitation of volatile matter, the remaining structure of shaped granule, which drops on fire grate, burns；Fire grate 17 is vertical
Four layers of arrangement, fire grate aperture is successively successively decreased from top to bottom；First air 31 is passed directly into below fire grate 17 as bottom wind, guarantees fire grate
Biological substance shaped granule full combustion on 17；4 air ports being distributed side by side are set between in a combustion chamber and form circulation, guarantee combustion
Burn the full combustion of indoor fuel gas；Inboard wall of burner hearth is equipped with baffle plate 28 and makes the heat exchange form in it by common laminar flow
Heat exchange mode becomes turbulent-flow heat-exchanging mode, improves its surface film thermal conductance, extends residence time of the hot fume in burner hearth,
To improve rate of heat exchange.Under the action of air-introduced machine 30, cold air enters spiral inlet duct 18 and hearth wall outside burner hearth
Heat exchange is carried out with spiral heat dissipation piece 14 and generates hot-air, under the action of air blower 21 outside high-temperature flue gas and hearth wall and burner hearth
Spiral heat dissipation piece 14 exchange heat after through 26 dedusting of cyclone dust collectors and 27 heel row of tail gas catalyzing unit to atmosphere.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (3)
1. a kind of small-sized automatic feed biological substance shaped granule hot air furnace device, it is characterised in that: feed zone, combustion zone, air
Heating zone, air distribution area, gas cleaning area and ash material collecting region, the air heating zone by burner hearth, spiral heat dissipation piece and spiral into
Air flue composition.
2. a kind of small-sized automatic feed biological substance shaped granule hot air furnace device according to claim 1, it is characterised in that:
The combustion zone is equipped with combustion chamber, and the combustion chamber is equipped with fire grate and air inlet, and top is connected with air heating zone, and surrounding is by matching
Wind area package, the fire grate are vertically equipped with four layers, and fire grate aperture is successively successively decreased from top to bottom, and the air inlet is divided into bottom wind inlet
And overfiren air port.
3. a kind of small-sized automatic feed biological substance shaped granule hot air furnace device according to claim 1, it is characterised in that:
The gas cleaning area is located at below feed hopper to be made of cyclone dust collectors and tail gas catalyzing unit two parts, cyclone dust collectors left end
Burner hearth flue gas discharge opening is connected, cyclone dust collectors right end connects tail gas catalyzing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821029976.1U CN208504734U (en) | 2018-07-02 | 2018-07-02 | A kind of small-sized automatic feed biological substance shaped granule hot air furnace device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821029976.1U CN208504734U (en) | 2018-07-02 | 2018-07-02 | A kind of small-sized automatic feed biological substance shaped granule hot air furnace device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208504734U true CN208504734U (en) | 2019-02-15 |
Family
ID=65282106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821029976.1U Expired - Fee Related CN208504734U (en) | 2018-07-02 | 2018-07-02 | A kind of small-sized automatic feed biological substance shaped granule hot air furnace device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208504734U (en) |
-
2018
- 2018-07-02 CN CN201821029976.1U patent/CN208504734U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20190702 |
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| CF01 | Termination of patent right due to non-payment of annual fee |