CN205803413U - A kind of large-scale downdraft fixed bed biomass gasification furnace - Google Patents
A kind of large-scale downdraft fixed bed biomass gasification furnace Download PDFInfo
- Publication number
- CN205803413U CN205803413U CN201620097369.3U CN201620097369U CN205803413U CN 205803413 U CN205803413 U CN 205803413U CN 201620097369 U CN201620097369 U CN 201620097369U CN 205803413 U CN205803413 U CN 205803413U
- Authority
- CN
- China
- Prior art keywords
- furnace
- furnace body
- fixed bed
- scale
- biomass gasification
- 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.)
- Active
Links
Landscapes
- Solid-Fuel Combustion (AREA)
- Coke Industry (AREA)
Abstract
The utility model discloses a kind of large-scale downdraft fixed bed biomass gasification furnace, diameter 5～7 meters, thermal output 6000kw～10000kw, including feeder, upper furnace body and lower furnace body；Described upper furnace body upper end is provided with material toggling mechanism；Described material toggling mechanism connects feeder；Body of heater urceolus it is provided with between described upper furnace body and lower furnace body；Described body of heater urceolus is provided with body of heater inner bag；Described lower furnace body upper end is provided with furnace grate support, and described furnace grate support is connected with the fire grate actuating device being arranged on body of heater urceolus side；Described lower furnace body bottom connects charcoal serpentine pipe, is provided with rotary valve going out charcoal serpentine pipe one end；Described upper furnace body bottom is provided with combustion gas arm.This downdraft fixed bed biomass gasification furnace, " rice " font heat resisting steel water-cooled grate support is used to replace " ten " font spheroidal graphite cast-iron structure, in using setting gauge to ensure stove, raw material is uniform, uses combustion gas manifold to import house steward's bilateral lead-out mode, prevents combustion gas bias current in stove.
Description
Technical field
This utility model relates to gasification furnace applied technical field, and a kind of large-scale downdraft fixed bed is raw
Gasification substance stove.
Background technology
Utilize the biomass such as low-calorie agriculture, woods garbage, changed by ermal physics in gasification furnace and change
Learn reaction, produce the fuel gas such as carbon monoxide, hydrogen and methane, burn for biological mass gas burnnig boiler,
Produce steam be used for generating electricity, heat supply, or as chemical industry synthetic raw gas, meet the energy and the environmental protection of China
Policy.
At present, the biomass gasifying furnace of industrial applications on market, mainly have downdraft fixed-bed gasification furnace,
Updraft type fixed-bed gasification furnace and fluidized-bed gasification furnace etc..Downdraft fixed-bed gasification furnace with simple to operate,
The advantages such as tar content is low the earliest by market accreditation application, but, due to gasification furnace fire grate sink deformation,
In stove, feed distribution is uneven and combustion gas lead-out mode causes the unfavorable factors such as inclined stove, makes downdraft fixed bed
Gasification furnace capacity is restricted, and gasification furnace diameter is generally less than 3 meters, thermic load output 5000kw with
Under, for internal combustion engine generating less than 1000kw.
Utility model content
The purpose of this utility model is to provide a kind of large-scale downdraft fixed bed biomass gasification furnace, gasification
Stove reaches diameter 5～7 meters, thermal output 6000kw～10000kw.
For achieving the above object, this utility model provides following technical scheme: a kind of large-scale downdraft is fixed
Bed biomass gasifying stove, including feeder, upper furnace body and lower furnace body；Described upper furnace body upper end is provided with material toggling
Mechanism；Described material toggling mechanism connects feeder；It is provided with outside body of heater between described upper furnace body and lower furnace body
Cylinder；Described body of heater urceolus is provided with body of heater inner bag；Described lower furnace body upper end is provided with furnace grate support,
Fire grate segment, described furnace grate support and the fire grate transmission being arranged on body of heater urceolus side it is provided with on furnace grate support
Device connects；Described lower furnace body bottom connects charcoal serpentine pipe, is provided with rotation going out charcoal serpentine pipe one end
Rotary valve；Described upper furnace body bottom is provided with combustion gas arm.
Further, on described furnace grate support, connection has support cooling water inlet pipeline and support coolant outlet
Pipe.
Further, described furnace grate support is " rice " font support.
Further, described material toggling mechanism bottom connects rake teeth type rabbling mechanism.
Further, gasification furnace is vertical cylinder type structure.
Further, ten extractions with gas outlet it are evenly equipped with between described body of heater inner bag and body of heater urceolus
Pipe.
Compared with prior art, the beneficial effects of the utility model are: this downdraft fixed bed biomass gas
Change stove, use " rice " font heat resisting steel water-cooled grate support to replace " ten " font spheroidal graphite cast-iron structure, keep away
Exempting from fire grate to sink to deforming, in using setting gauge to ensure stove, raw material is uniform, uses combustion gas manifold remittance house steward
Bilateral lead-out mode, prevents combustion gas bias current in stove, it is achieved down-draft type gasifying furnace maximizes, and gasification furnace reaches
Diameter 5～7 meters, thermal output 6000kw～10000kw.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is top view of the present utility model；
Fig. 3 is support cooling water inlet pipe of the present utility model and support cooling water outlet pipe arranges structure and shows
It is intended to；
Fig. 4 is " rice " of the present utility model font supporting structure schematic diagram；
In figure: feeder 1；Material toggling mechanism 2；Upper furnace body 3；Gas outlet 4；Body of heater inner bag 5；Body of heater
Urceolus 6；Fire grate actuating device 7；Fire grate segment 8；Furnace grate support 9；Lower furnace body 10；Charcoal serpentine pipe 11；
Frame cooling water inlet pipe 12；Support cooling water outlet pipe 13；Rotary valve 14；Combustion gas arm 15.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into this
The scope of utility model protection.
Referring to Fig. 1-4, this utility model provides a kind of technical scheme: a kind of large-scale downdraft fixed bed is raw
Gasification substance stove, including feeder 1, upper furnace body 3 and lower furnace body 10；Described upper furnace body 3 upper end is provided with
Material toggling mechanism 2；Described material toggling mechanism 2 connects feeder 1；Described upper furnace body 3 and lower furnace body 10 it
Between be provided with body of heater urceolus 6；Described body of heater urceolus 6 is provided with body of heater inner bag 5；Described lower furnace body 10
Upper end is provided with furnace grate support 9, is provided with fire grate segment 8 on furnace grate support 9, described furnace grate support 9 with
The fire grate actuating device 7 being arranged on body of heater urceolus 6 side connects；Described lower furnace body 10 bottom connects to be had
Charcoal serpentine pipe 11, is provided with rotary valve 14 going out charcoal serpentine pipe 11 one end；Described upper furnace body 3 bottom sets
It is equipped with combustion gas arm 15.
Further, described combustion gas arm 15 is provided with gas outlet 4.
Further, on described furnace grate support 9, connection has support cooling water inlet pipe 12 and support cooling water to go out
Mouth pipe 13.
Further, described furnace grate support 9 is " rice " font support.
Further, described material toggling mechanism 2 bottom connects rake teeth type rabbling mechanism 21.
Further, gasification furnace is vertical cylinder type structure.
Further, it is evenly equipped with ten with gas outlet 4 between described body of heater inner bag 5 and body of heater urceolus 6
Fairlead.
Action principle of the present utility model is: biomass material is by the upper stove inputting gasification furnace to feeder 1
In body 3, material toggling mechanism 2 it is uniformly distributed in stove.The required origin of heat of material gasification is partial material oxygen
Changing and provide, oxidant air or oxygen are entered by stove central upper portion self-priming.Use the fire grate of rotary fire grate structure
Actuating device 7 and fire grate segment 8 row's charcoal, it is ensured that gasification materiel moves down reaction uniformly, continuously, fire grate supports
Mechanism uses the furnace grate support 9 of water-cooled " rice " font；Charcoal ash separates with combustion gas tapered furnace chamber below fire grate
In lower furnace body 10, combustion gas is upwardly into the folder between body of heater inner bag 5 and body of heater urceolus 6 from tapered furnace chamber
Layer passage, then imported gas outlet 4 by ten combustion gas arms 15 being evenly arranged, charcoal ash is at tapered furnace chamber
Being derived from tapered furnace chamber end opening by water-cooled charcoal serpentine pipe 11 after cooling, spiral discharging mouth connects rotary valve 14
Seal.
The above, only this utility model preferably detailed description of the invention, but protection of the present utility model
Scope is not limited thereto, the skill that any those familiar with the art discloses at this utility model
In the range of art, conceive equivalent or change in addition according to the technical solution of the utility model and improvement thereof,
All should contain in protection domain of the present utility model.
Claims (6)
1. a large-scale downdraft fixed bed biomass gasification furnace, including feeder, upper furnace body and lower furnace body；It is characterized in that: described upper furnace body upper end is provided with material toggling mechanism；Described material toggling mechanism connects feeder；Body of heater urceolus it is provided with between described upper furnace body and lower furnace body；Described body of heater urceolus is provided with body of heater inner bag；Described lower furnace body upper end is provided with furnace grate support, is provided with fire grate segment on furnace grate support, and described furnace grate support is connected with the fire grate actuating device being arranged on body of heater urceolus side；Described lower furnace body bottom connects charcoal serpentine pipe, is provided with rotary valve going out charcoal serpentine pipe one end；Described upper furnace body bottom is provided with combustion gas arm.
One the most according to claim 1 large-scale downdraft fixed bed biomass gasification furnace, it is characterised in that: it is provided with gas outlet on described combustion gas arm.
One the most according to claim 1 large-scale downdraft fixed bed biomass gasification furnace, it is characterised in that: connect on described furnace grate support and have support cooling water inlet pipeline and support cooling water outlet pipe.
One the most according to claim 1 large-scale downdraft fixed bed biomass gasification furnace, it is characterised in that: described furnace grate support is " rice " font support.
One the most according to claim 1 large-scale downdraft fixed bed biomass gasification furnace, it is characterised in that: described material toggling mechanism bottom connects rake teeth type rabbling mechanism.
One the most according to claim 1 large-scale downdraft fixed bed biomass gasification furnace, it is characterised in that: gasification furnace is vertical cylinder type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620097369.3U CN205803413U (en) | 2016-01-25 | 2016-01-25 | A kind of large-scale downdraft fixed bed biomass gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620097369.3U CN205803413U (en) | 2016-01-25 | 2016-01-25 | A kind of large-scale downdraft fixed bed biomass gasification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205803413U true CN205803413U (en) | 2016-12-14 |
Family
ID=58144346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620097369.3U Active CN205803413U (en) | 2016-01-25 | 2016-01-25 | A kind of large-scale downdraft fixed bed biomass gasification furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205803413U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846074A (en) * | 2019-12-23 | 2020-02-28 | 河南电研新能源科技有限公司 | Continuous production equipment and production method based on biomass gasification furnace |
| CN111187645A (en) * | 2020-01-10 | 2020-05-22 | 清华大学 | System and process for preparing fuel gas for aluminum melting furnace by pyrolysis and gasification of automobile disassembly waste |
-
2016
- 2016-01-25 CN CN201620097369.3U patent/CN205803413U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846074A (en) * | 2019-12-23 | 2020-02-28 | 河南电研新能源科技有限公司 | Continuous production equipment and production method based on biomass gasification furnace |
| CN111187645A (en) * | 2020-01-10 | 2020-05-22 | 清华大学 | System and process for preparing fuel gas for aluminum melting furnace by pyrolysis and gasification of automobile disassembly waste |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205803413U (en) | A kind of large-scale downdraft fixed bed biomass gasification furnace | |
| CN201314576Y (en) | Up-draft biomass particle gasification furnace | |
| CN106047416B (en) | Multifunctional gasification furnace and combined cycle energy system | |
| CN117487577A (en) | External heating type biomass pyrolysis device | |
| CN205939108U (en) | Biomass gasification generation device | |
| CN2813616Y (en) | Combined biomass gasification furnace | |
| CN106978212B (en) | Equipment for preparing methanol synthesis gas from straw biomass | |
| CN101885472A (en) | Circulating fluidized bed reactor for preparing hydrogen by gasifying biomass | |
| CN101892084A (en) | Large-scale fixed bed biomass gasification furnace and production process of gas with low oxygen content | |
| CN210796370U (en) | Multilayer gas emission device | |
| CN206553471U (en) | Multiple-effect modular bio matter gasification furnace | |
| CN208292935U (en) | A kind of equipment for the charing of anaerobic fermentation biogas residue | |
| CN202675240U (en) | Biomass steam generator | |
| CN201187795Y (en) | Biomass gasification furnace | |
| CN105567333A (en) | Large downdraft static bed biomass gasifier | |
| CN104004544A (en) | Biomass gasifier capable of improving gas yield and combustion gas calorific value | |
| CN102816602A (en) | Novel updraft-type biomass gasification furnace | |
| CN101555419B (en) | High-temperature gasification device for biomass | |
| CN103983104A (en) | Biomass melting furnace | |
| CN205368265U (en) | Water gas generates device | |
| CN206666465U (en) | Stalk biomass methyl methanol syngas equipment | |
| CN201272770Y (en) | Biomass gasification stoves | |
| CN108624361A (en) | Multiple-effect modular bio matter gasification furnace and combustion method | |
| CN2688712Y (en) | Oxygen-enriched gasifier by biological plasma membrane method | |
| CN2556203Y (en) | High-efficiency biomass gasification furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |