CN209524497U - A kind of stable biomass solid fuel high efficient combustion device - Google Patents
A kind of stable biomass solid fuel high efficient combustion device Download PDFInfo
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- CN209524497U CN209524497U CN201920006107.5U CN201920006107U CN209524497U CN 209524497 U CN209524497 U CN 209524497U CN 201920006107 U CN201920006107 U CN 201920006107U CN 209524497 U CN209524497 U CN 209524497U
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- vaporizer
- wind
- solid fuel
- high efficient
- combustion device
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Abstract
The utility model discloses a kind of stable biomass solid fuel high efficient combustion devices, the upper end of vaporizer is connected with the bottom of combination cooling room, the top of vaporizer inner cavity is fixed with heat exchanger tube, the upper and lower side of heat exchanger tube respectively with upper header, lower collecting box is connected, the side of vaporizer upper end is evenly equipped with the burnt wind jet pipe being obliquely installed, the input end of burnt wind jet pipe is communicated with burnt wind endless tube, the mixing wind ring set of annular is fixed on the outside of combination cooling room, mixing wind ring set is connected by pipeline with upper header, the lower part of vaporizer is evenly equipped with blast cap, on the fixed cloth wind branch pipe in the horizontal direction of blast cap, the input end of cloth wind branch pipe is connected with ventilation terminal, the import of ventilation terminal is connected with primary air piping, primary air piping is pierced by from the side wall of ash bucket, ash bucket is cone bucket shape structure, ash bucket is fixed on the lower end of vaporizer.The utility model has the advantages that stability is good, clean and environmental protection.
Description
Technical field
The utility model belongs to biomass combustion engineering device technique field, and in particular to a kind of stable biomass solid fuel
High efficient combustion device.
Background technique
Industrial Boiler, the drying kiln of current fire coal pollute larger, welding, have caused a series of society
Problem.Country, which calls, reduces pollution, reduces discharge, reduces and burns coal, advocates to fire the low pollution fuels such as vapour, biomass substitution coal.
Sulfur-bearing is lower in biomass, and discharge and pollution are few, and cost is relatively low.
Major way of the existing biomass for drying field is that biomass fuel is directly burnt into flue gas by grate furnace,
The temperature that flue-gas temperature is reduced to baking needed by cold air is passed through into flue gas again, mode easily causes slagging, stability in this
It is poor, meanwhile, temperature is higher when burning, and formation of nitrogen oxides is big, pollutes the environment.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of stable biomass solid combustion
Expect high efficient combustion device.
A kind of stable biomass solid fuel high efficient combustion device, including vaporizer, combination cooling room, heat exchanger tube, wind
The upper end of cap, the vaporizer is connected with the bottom of combination cooling room, and the top of the vaporizer inner cavity is fixed with heat exchanger tube,
The upper and lower side of the heat exchanger tube is connected with upper header, lower collecting box respectively, and the side of the vaporizer upper end is evenly equipped with inclination and sets
The input end of the burnt wind jet pipe set, the burnt wind jet pipe is communicated with burnt wind endless tube, and the outside of the combination cooling room is solid
Surely there is the mixing wind ring set of annular, the mixing wind ring set is connected by pipeline with upper header, and the lower part of the vaporizer is equal
It is furnished with blast cap, the blast cap is fixed on cloth wind branch pipe in the horizontal direction, and the input end of the cloth wind branch pipe is connected with ventilation terminal
It connects, the import of the ventilation terminal is connected with primary air piping, and the primary air piping is pierced by from the side wall of ash bucket, and the ash bucket is
Cone bucket shape structure, the ash bucket are fixed on the lower end of vaporizer.
Preferably, the bottom deslagging mouth of the ash bucket is connected with the import of ash discharge screw conveyor, the ash discharge spiral
It is fixed with water-cooling jacket on the outside of conveyer rear portion, discharger is installed on the ash discharge screw conveyor ash releasing tube.
Preferably, fuel inlet tube is installed on the side wall of the vaporizer lower part.
Preferably, the burnt wind endless tube is connected by pipeline with burnt wind blower.
Preferably, the primary air piping is connected with primary air fan.
Preferably, the lower collecting box is connected by pipeline with mixing blower.
Preferably, the top of the combination cooling room is connected with smoke outlet tube.
Compared with prior art, the utility model has the beneficial effects that
When the utility model is used, biomass fuel is entered in vaporizer by screw conveyor by fuel inlet tube,
First air is sprayed from blast cap, and First air and biomass fuel issue raw gasification reaction in fluidized state, and biomass fuel is turned
It is changed to combustion gas and the powdered carbon of high temperature, combustion gas carries powdered carbon and flows up, and after flowing through heat exchanger tube, temperature is reduced to 600- for combustion gas
700 DEG C, burnt wind is incorporated in the exit of vaporizer, realizes that combustion gas and the thorough of powdered carbon are burnt, the hot wind that heat exchanger tube generates is sent into
In combination cooling room, hot wind is mixed with the flue gas after burning, the temperature for being reduced to baking needed to want flue-gas temperature, combustion process
The gap that the bulky grain ash of generation passes through cloth wind branch tube side part falls into ash bucket, then is discharged by ash discharge screw conveyor.This is practical
It is novel to pass through setting vaporizer, it may be difficult to which that the solid combustion for carrying out burning tissues is converted to the gaseous fuel of high temperature, then passes through combustion
Cinder wind is thoroughly burnt, to improve efficiency of combustion；Combustion gas is cooled down by the way that heat exchanger tube is arranged, avoids surpassing when burning
Temperature can effectively inhibit the generation of nitrogen oxides, have the advantages that clean and environmental protection；It is gravity flow that mode, which is discharged, in the utility model bottom ash
Ash discharge is not necessarily to fire grate, can effectively improve the stability of operation.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of stable biomass solid fuel high efficient combustion device of the utility model.
Fig. 2 is the schematic cross-sectional view in the direction A-A in Fig. 1.
In figure, 1, smoke outlet tube, 2, combination cooling room, 3, mixing wind ring set, 4, burnt wind jet pipe, 5, burnt wind wind
Machine, 6, burnt wind endless tube, 7, vaporizer, 8, heat exchanger tube, 9, fuel inlet tube, 10, blast cap, 11, cloth wind branch pipe, 12, First air
Machine, 13, primary air piping, 14, ventilation terminal, 15, ash bucket, 16, ash discharge screw conveyor, 17, water-cooling jacket, 18, discharger, 19,
Upper header, 20, lower collecting box, 21, mixing blower.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Referring to Fig. 1, Fig. 2, a kind of stable biomass solid fuel high efficient combustion device, including vaporizer 7, combination cooling
Room 2, heat exchanger tube 8, blast cap 10, it is characterised in that: the upper end of the vaporizer 7 is connected with the bottom of combination cooling room 2, described
The top of 7 inner cavity of vaporizer is fixed with heat exchanger tube 8, and the upper and lower side of the heat exchanger tube 8 is connected with upper header 19, lower collecting box 20 respectively
Connect, the side of 7 upper end of vaporizer is evenly equipped with the burnt wind jet pipe 4 being obliquely installed, the input end of the burnt wind jet pipe 4 with
Burnt wind endless tube 6 communicates, and the outside of the combination cooling room 2 is fixed with the mixing wind ring set 3 of annular, the mixing wind ring set 3
It is connected by pipeline with upper header 19, the lower part of the vaporizer 7 is evenly equipped with blast cap 10, and the blast cap 10 is fixed on level side
To cloth wind branch pipe 11 on, the input end of the cloth wind branch pipe 11 is connected with ventilation terminal 14, the import of the ventilation terminal 14 with
Primary air piping 13 is connected, and the primary air piping 13 is pierced by from the side wall of ash bucket 15, and the ash bucket 15 is cone bucket shape structure, institute
State the lower end that ash bucket 15 is fixed on vaporizer 7, the import phase of the bottom deslagging mouth and ash discharge screw conveyor 16 of the ash bucket 15
It connects, is fixed with water-cooling jacket 17,16 ash discharge of ash discharge screw conveyor on the outside of 16 rear portion of ash discharge screw conveyor
Discharger 18 is installed on pipe, fuel inlet tube 9 is installed on the side wall of 7 lower part of vaporizer, the burnt wind endless tube 6 is logical
Piping is connected with burnt wind blower 5, and the primary air piping 13 is connected with primary air fan 12, and the lower collecting box 20 passes through pipe
Road is connected with mixing blower 21, and the top of the combination cooling room 2 is connected with smoke outlet tube 1.
The working principle of the utility model is:
When the utility model is used, biomass fuel enters vaporizer 7 by fuel inlet tube 9 by screw conveyor
Interior, First air is sprayed from blast cap 10, and First air and biomass fuel issue raw gasification reaction in fluidized state, by biomass fuel
Material is converted to combustion gas and the powdered carbon of high temperature, and combustion gas carries powdered carbon and flows up, and after flowing through heat exchanger tube 8, temperature is reduced to for combustion gas
600-700 DEG C, burnt wind is incorporated in the exit of vaporizer 7, realizes that combustion gas and the thorough of powdered carbon are burnt, the heat that heat exchanger tube 8 generates
Wind is sent into combination cooling room 2, and hot wind is mixed with the flue gas after burning, the temperature for being reduced to baking needed to want flue-gas temperature,
The gap that the bulky grain ash that combustion process generates passes through 11 side of cloth wind branch pipe falls into ash bucket, then passes through ash discharge screw conveyor 16
Discharge.The utility model passes through setting vaporizer 7, it may be difficult to which the solid combustion for carrying out burning tissues is converted to the gas combustion of high temperature
Material, then thoroughly burnt by burnt wind, to improve efficiency of combustion；Combustion gas is cooled down by the way that heat exchanger tube 8 is arranged, is kept away
Exempt from the overtemperature when burning, can effectively inhibit the generation of nitrogen oxides, have the advantages that clean and environmental protection；The utility model bottom ash row
Mode is gravity flow ash discharge out, is not necessarily to fire grate, can effectively improve the stability of operation.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (7)
1. a kind of stable biomass solid fuel high efficient combustion device, including vaporizer (7), combination cooling room (2), heat exchanger tube
(8), blast cap (10), it is characterised in that: the upper end of the vaporizer (7) is connected with the bottom of combination cooling room (2), the gas
Change room (7) inner cavity top be fixed with heat exchanger tube (8), the upper and lower side of the heat exchanger tube (8) respectively with upper header (19), lower collecting box
(20) it is connected, the side of vaporizer (7) upper end is evenly equipped with the burnt wind jet pipe (4) being obliquely installed, the burnt wind spray
The input end of pipe (4) is communicated with burnt wind endless tube (6), and the mixing vane of annular is fixed on the outside of the combination cooling room (2)
It covers (3), the mixing wind ring set (3) is connected by pipeline with upper header (19), and the lower part of the vaporizer (7) is evenly equipped with wind
Cap (10), on the fixed cloth wind branch pipe (11) in the horizontal direction of the blast cap (10), the input end of the cloth wind branch pipe (11) with
Ventilation terminal (14) is connected, and the import of the ventilation terminal (14) is connected with primary air piping (13), the primary air piping (13) from
It is pierced by the side wall of ash bucket (15), the ash bucket (15) is cone bucket shape structure, and the ash bucket (15) is fixed under vaporizer (7)
End.
2. a kind of stable biomass solid fuel high efficient combustion device as described in claim 1, it is characterised in that: the ash
The bottom deslagging mouth of bucket (15) is connected with the import of ash discharge screw conveyor (16), ash discharge screw conveyor (16) rear portion
Outside be fixed with water-cooling jacket (17), discharger (18) are installed on ash discharge screw conveyor (16) ash releasing tube.
3. a kind of stable biomass solid fuel high efficient combustion device as described in claim 1, it is characterised in that: the gas
Change and fuel inlet tube (9) are installed on the side wall of room (7) lower part.
4. a kind of stable biomass solid fuel high efficient combustion device as described in claim 1, it is characterised in that: the combustion
Cinder vane pipe (6) is connected by pipeline with burnt wind blower (5).
5. a kind of stable biomass solid fuel high efficient combustion device as described in claim 1, it is characterised in that: described one
Secondary air hose (13) is connected with primary air fan (12).
6. a kind of stable biomass solid fuel high efficient combustion device as described in claim 1, it is characterised in that: under described
Header (20) is connected by pipeline with mixing blower (21).
7. a kind of stable biomass solid fuel high efficient combustion device as described in claim 1, it is characterised in that: described mixed
The top for closing cooling chamber (2) is connected with smoke outlet tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920006107.5U CN209524497U (en) | 2019-01-03 | 2019-01-03 | A kind of stable biomass solid fuel high efficient combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920006107.5U CN209524497U (en) | 2019-01-03 | 2019-01-03 | A kind of stable biomass solid fuel high efficient combustion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209524497U true CN209524497U (en) | 2019-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920006107.5U Active CN209524497U (en) | 2019-01-03 | 2019-01-03 | A kind of stable biomass solid fuel high efficient combustion device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887036A (en) * | 2019-11-21 | 2020-03-17 | 河北晔创科技有限公司 | Combustion furnace capable of saving fuel and reducing gas emission |
| CN114593407A (en) * | 2022-03-07 | 2022-06-07 | 中工国际工程股份有限公司 | Bagasse boiler and bagasse boiler system |
-
2019
- 2019-01-03 CN CN201920006107.5U patent/CN209524497U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887036A (en) * | 2019-11-21 | 2020-03-17 | 河北晔创科技有限公司 | Combustion furnace capable of saving fuel and reducing gas emission |
| CN114593407A (en) * | 2022-03-07 | 2022-06-07 | 中工国际工程股份有限公司 | Bagasse boiler and bagasse boiler system |
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