CN112378077B - Efficient biomass energy power generation boiler device - Google Patents
Efficient biomass energy power generation boiler device Download PDFInfo
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- CN112378077B CN112378077B CN202011306816.9A CN202011306816A CN112378077B CN 112378077 B CN112378077 B CN 112378077B CN 202011306816 A CN202011306816 A CN 202011306816A CN 112378077 B CN112378077 B CN 112378077B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/34—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water chamber arranged adjacent to the combustion chamber or chambers, e.g. above or at side
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/006—Layout of treatment plant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K1/00—Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L1/00—Passages or apertures for delivering primary air for combustion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1845—Arrangement or mounting of combustion heating means, e.g. grates or burners using solid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
- F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Food Science & Technology (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a high-efficiency biomass energy power generation boiler device, which comprises a feed port, wherein a rectangular feed bin is arranged at the bottom of the lower end of the feed port, two spiral cutters are arranged at the inner side of the feed bin, a cylindrical oxygen increasing layer is arranged at the lower end of a feed delivery cylinder, a cylindrical combustion bin is arranged at the lower end of the oxygen increasing layer, the combustion bin is arranged at the central position of the inner side of a boiler main body, so that heat generated during combustion of biomass fuel in the combustion bin can be directly transmitted to a water body in the boiler main body, further, the heat loss is avoided, the use efficiency of the boiler device is improved, a rotary rod is driven by a third motor to rotate at high speed, further, an outer ring stirring blade is driven to rotate at high speed, the stirring blade can be used for overturning and stirring the biomass fuel, and the stirring blade can generate certain wind power during high-speed rotation, thereby the burning of the biomass fuel is more efficient and sufficient.
Description
Technical Field
Technical Field
The invention relates to the technical field of boiler equipment, in particular to a boiler device for generating electricity by using high-efficiency biomass energy.
Background
The biomass fuel is characterized in that biomass material is combusted as fuel, generally mainly agricultural and forestry wastes such as straw, sawdust, bagasse, rice chaff and the like are mainly different from fossil fuel, in the current national policy and environmental protection standard, the directly combusted biomass belongs to high-pollution fuel, is only used in a rural large stove and is not allowed to be used in a city, the biomass fuel is applied, actually mainly biomass molding fuel, the agricultural and forestry wastes are used as raw materials, and various molding such as block and granular materials and the like are prepared by the processes of crushing, mixing, extruding, drying and the like, so that the novel clean fuel capable of being directly combusted is prepared, rice hulls and straw are wastes of agricultural production, precious resources are wasted by field combustion, the atmospheric environment is polluted, if the straw is fully utilized for burning and generating electricity, the energy is saved, and the social benefit of preventing environmental pollution is achieved, also has good economic benefit.
However, in the existing biomass energy power generation boiler device, when biomass fuel is combusted, the combustion is insufficient, meanwhile, a large amount of heat is lost in the process of heating the water body in the boiler, and the exhausted waste gas contains nitrogen, phosphorus, potassium, hydrocarbon, organic sulfur and the like.
We have therefore proposed a high efficiency biomass powered boiler arrangement in order to solve the problems set out above.
Disclosure of Invention
The invention aims to provide a boiler device for generating power by using high-efficiency biomass energy, which aims to solve the problems that the prior art is insufficient in combustion, a large amount of heat is lost in the process of heating a water body in a boiler, and the discharged waste gas can pollute the surrounding environment to a certain extent.
In order to achieve the purpose, the invention provides the following technical scheme: a boiler device capable of generating power by high-efficiency biomass energy comprises a feed inlet, wherein a rectangular feed bin is installed at the bottom of the lower end of the feed inlet, two spiral cutters are installed on the inner side of the feed bin, a first motor is installed on the left side of the feed bin, the number of the first motors is two, rectangular motor protection frames are installed on the outer side of the first motor, the number of the motor protection frames is four, a circular discharge port is installed at the lower end of the inner side of the feed bin, a cylindrical feed delivery cylinder is installed at the lower end of the feed bin, a second motor is installed on the right side of the feed delivery cylinder, a cylindrical oxygen increasing layer is installed at the lower end of the feed delivery cylinder, a cylindrical combustion bin is installed at the lower end of the oxygen increasing layer, an oxygen increasing inner layer is arranged on the inner side of the oxygen increasing layer, a cylindrical rotary rod is arranged on the inner side of the combustion bin, and stirring blades are installed on the outer ring of the rotary rod, the utility model discloses a boiler, including burning bin, waste gas inlet, waste gas pipe, waste gas outlet, cylindrical boiler main part, water inlet, and upper cover, the outer lane of waste gas outlet is provided with the filter layer, the drain pipe is installed in the left side of boiler main part, the outlet is installed to the end of drain pipe, the valve is installed to the outer lane of outlet, trapezoidal unable adjustment base is installed to the lower extreme of boiler main part, rectangular operation panel is installed to the front end of boiler main part, the manometer is installed to the front end of operation panel, control switch is installed to the front end of operation panel.
Preferably, the feeding bin is installed at the upper end of the feeding barrel and communicated with the inside of the feeding barrel through the discharge port, the left side and the right side of the feeding bin are respectively provided with a first motor, the output end of each first motor is provided with a spiral cutter, and the two spiral cutters are vertically and oppositely installed inside the feeding bin.
Preferably, the material conveying cylinder is arranged at the upper end of the oxygenation layer, the material conveying cylinder is of a through structure, the lower end of the material conveying cylinder is communicated with the inside of the oxygenation layer, the middle part of the blanking rod is of a cylindrical structure, and a plurality of groups of fan blades are distributed on the outer ring of the cylindrical structure.
Preferably, the oxygenation layer is vertically arranged at the upper end of the combustion chamber, the combustion chamber is arranged at the central position of the inner side of the boiler main body, the circumference of the oxygenation layer is the same as that of the combustion chamber and is of a concentric circle structure with the combustion chamber, the air inlet pipe is arranged at the left side position of the oxygenation layer, the fan is arranged at the rear end of the air inlet pipe, and the fan is arranged at the upper end of the boiler main body.
Preferably, the oxygenation inner layer is of a circular structure, and a plurality of ventilation openings of a circular structure are arranged on the inner side of the oxygenation inner layer at the right side of the air inlet pipe.
Preferably, the stirring blades are of a four-blade fan-shaped structure and are vertically arranged from top to bottom, and the rotating rod is also vertically arranged at the upper end of the third motor.
Preferably, the waste gas conveying pipe is of a spiral structure and is arranged at the position of the outer ring of the combustion bin, the lower end of the waste gas conveying pipe is communicated with the waste gas inlet, and the upper end of the waste gas conveying pipe is communicated with the waste gas outlet.
Preferably, the filter layer is of a cylindrical structure, a filter screen is arranged on the inner side of the filter layer, and the filter screen is a metal rubber filter screen of the cylindrical structure.
Preferably, the first motor, the second motor, the fan and the third motor are all electrically connected with the control switch.
Compared with the prior art, the invention has the beneficial effects that: the filter screen is used for filtering the discharged waste gas, the waste gas delivery pipe reduces the heat taken away when the waste gas is discharged, the fan and the stirring blades enable the combustion of the biomass fuel to be more efficient and sufficient, and the combustion bin reduces the loss of the heat;
1. the biomass fuel is firstly fed into the feeding bin through the feeding hole, then is cut and crushed through the spiral cutters, and is pushed to the position of the discharging hole, and the two spiral cutters which are vertically arranged and oppositely arranged can cut and crush the biomass fuel twice from top to bottom, so that the biomass fuel reaches a smaller shape, the contact area of the biomass fuel and oxygen can be increased, and the biomass fuel is more efficiently and fully combusted;
2. the combustion bin is arranged at the central position of the inner side of the boiler main body, so that heat generated during combustion of biomass fuel in the combustion bin can be directly transferred to a water body in the boiler main body, further, the loss of the heat is avoided, and the use efficiency of the boiler device is improved;
3. when the oxygen content in the combustion bin needs to be increased, the fan is started through the control switch, the air inlet pipe conveys air generated by the fan to the oxygenation inner layer, then the air enters the combustion bin through the ventilation opening and contacts with the biomass fuel in the combustion bin, and therefore the biomass fuel is more efficiently and fully combusted;
4. the rotating rod is driven by the third motor to rotate at a high speed so as to drive the outer stirring blade to rotate at a high speed, the stirring blade can be used for overturning and stirring biomass fuel, and the stirring blade can generate certain wind power when rotating at a high speed, so that the biomass fuel is more efficiently and fully combusted;
5. the waste gas generated during combustion of the combustion bin can be discharged in time through the installation of the waste gas conveying pipe, the waste gas conveying pipe with the spiral structure can enable the discharged waste gas to be in more sufficient contact with the water body in the boiler main body through increasing the length of the waste gas conveying pipe, so that more heat exchange is realized, the heat taken away during discharge of the waste gas is reduced, and the high efficiency of the boiler device is realized;
6. the filter layer is used for the installation and the support to the filter screen, through the installation setting of filter screen, can utilize the capillary loose structure of filter screen, realizes the filtration to discharging waste gas, and then avoids the harmful substance that contains in the waste gas to pollute the surrounding environment ground.
Drawings
FIG. 1 is a front sectional view of a boiler apparatus for efficient biomass energy power generation according to the present invention;
FIG. 2 is a front view structural diagram of a high efficiency biomass energy power generation boiler plant of the present invention;
FIG. 3 is a sectional structure diagram of a combustion chamber for generating electricity by using high-efficiency biomass energy according to the invention;
FIG. 4 is a top cross-sectional view of a high efficiency biomass powered boiler apparatus of the present invention;
FIG. 5 is an enlarged view of a portion A of FIG. 1 of a high efficiency biomass powered boiler apparatus of the present invention;
FIG. 6 is a sectional perspective view of an air inlet pipe of a boiler device for high efficiency biomass energy power generation according to the present invention;
fig. 7 is a structural view of a stirring blade of a boiler device for high-efficiency biomass energy power generation according to the present invention.
In the figure: 1. a feed inlet; 2. a feeding bin; 3. a spiral cutter; 4. a first motor; 5. a motor protection bracket; 6. a discharge port; 7. a delivery cylinder; 8. a second motor; 9. a blanking rod; 10. a water inlet; 11. an oxygen increasing layer; 12. an air inlet pipe; 13. a fan; 14. a combustion chamber; 15. an oxygen increasing inner layer; 16. a vent; 17. rotating the rod; 18. stirring blades; 19. a third motor; 20. an exhaust gas inlet; 21. an exhaust gas delivery pipe; 22. a waste gas outlet; 23. a filter layer; 24. a filter screen; 25. a drain pipe; 26. a water outlet; 27. a valve; 28. a fixed base; 29. a boiler main body; 30. a control switch; 31. a pressure gauge; 32. an operation panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the invention; model of the first motor: YB 2-801-2; the type of the second motor: YB 2-711-2; the model of the third motor: YB2-355S 1-2.
Referring to fig. 1-7, the present invention provides a technical solution: a boiler device capable of generating power by high-efficiency biomass energy comprises a feed inlet 1, a rectangular feed bin 2 is installed at the bottom of the lower end of the feed inlet 1, two spiral cutters 3 are installed on the inner side of the feed bin 2, a first motor 4 is installed on the left side of the feed bin 2, the number of the first motors 4 is two, a rectangular motor protection frame 5 is installed on the outer side of the first motor 4, the number of the motor protection frames 5 is four, a circular discharge hole 6 is installed at the lower end of the inner side of the feed bin 2, a cylindrical feed delivery cylinder 7 is installed at the lower end of the feed bin 2, a second motor 8 is installed on the right side of the feed delivery cylinder 7, a cylindrical oxygen increasing layer 11 is installed at the lower end of the feed delivery cylinder 7, a cylindrical combustion bin 14 is installed at the lower end of the oxygen increasing layer 11, an oxygen increasing inner layer 15 is arranged on the inner side of the combustion bin 14, a cylindrical rotary rod 17 is arranged on the inner side of the combustion bin 14, and stirring blades 18 are installed on the outer ring of the rotary rod 17, the third motor 19 is installed to the lower extreme of burning compartment 14, waste gas air inlet 20 is installed to the inboard of burning compartment 14, waste gas air pipe 21 is installed on the right side of waste gas air inlet 20, waste gas outlet 22 is installed to the upper end of waste gas air pipe 21, columniform boiler main part 29 is installed to the lower extreme of oxygenation layer 11, water inlet 10 is installed to the upper end of boiler main part 29, and the upper end of water inlet 10 is provided with the upper cover, the outer lane of waste gas outlet 22 is provided with filter layer 23, drain pipe 25 is installed on the left side of boiler main part 29, drain 26 is installed to the end of drain pipe 25, valve 27 is installed to the outer lane of drain 26, trapezoidal unable adjustment base 28 is installed to the lower extreme of boiler main part 29, rectangular operation panel 32 is installed to the front end of boiler main part 29, manometer 31 is installed to the front end of operation panel 32, control switch 30 is installed to the front end of operation panel 32.
The feeding bin 2 is arranged at the upper end of the feeding barrel 7 and is communicated with the interior of the feeding barrel 7 through the discharging port 6, the left side and the right side of the feeding bin are respectively provided with a first motor 4, one end of each first motor 4 is provided with a spiral cutter 3, and the two spiral cutters 3 are vertically and oppositely arranged in the feeding bin 2; throw into biomass fuel to feeding storehouse 2 via feed inlet 1 earlier, then cut the breakage via spiral cutter 3 to simultaneously with biomass fuel propelling movement to the position of discharge gate 6, two spiral cutters 3 of upper and lower vertical and opposite installation can carry out top-down's twice cutting breakage to biomass fuel, make biomass fuel reach littleer shape like this, and then can increase biomass fuel and oxygen's area of contact, thereby realize biomass fuel high-efficient abundant burning more.
The feeding cylinder 7 is arranged at the upper end of the oxygenation layer 11, the feeding cylinder 7 is of a through structure, the lower end of the feeding cylinder is communicated with the interior of the oxygenation layer 11, the middle part of the blanking rod 9 is of a cylindrical structure, and a plurality of groups of fan blades are distributed on the outer ring of the middle part; the conveying cylinder 7 is used for conveying the biomass fuel falling from the discharge port 6 to the combustion bin 14, the blanking rod 9 is driven by the second motor 8 to rotate, the biomass fuel can be driven to rotate, the biomass fuel is prevented from being accumulated at the discharge port 6, and therefore smoothness of the discharge port 6 is guaranteed.
The oxygen increasing layer 11 is vertically arranged at the upper end of the combustion chamber 14, the combustion chamber 14 is arranged at the central position of the inner side of the boiler main body 29, the circumference of the oxygen increasing layer 11 is the same as that of the combustion chamber 14 and is of a concentric circle structure with the combustion chamber 14, the air inlet pipe 12 is arranged at the left side position of the oxygen increasing layer 11, the fan 13 is arranged at the rear end position of the air inlet pipe 12, and the fan 13 is arranged at the upper end of the boiler main body 29; the combustion chamber 14 is arranged at the central position of the inner side of the boiler main body 29, so that heat generated during combustion of biomass fuel in the combustion chamber 14 can be directly transferred to the water body in the boiler main body 29, and further, heat loss is avoided, and the use efficiency of the boiler device is improved.
The oxygenation inner layer 15 is of a circular structure, and a plurality of ventilation openings 16 of a circular structure are arranged on the inner side of the oxygenation inner layer 15 arranged on the right side of the air inlet pipe 12; when the oxygen content in the combustion bin 14 needs to be increased, the fan 13 is turned on through the control switch 30, the air inlet pipe 12 conveys the air generated by the fan 13 to the oxygen-enriched inner layer 15, and then the air enters the combustion bin 14 through the ventilation opening 16 and is in contact with the biomass fuel in the combustion bin 14, so that the biomass fuel is more efficiently and fully combusted.
The stirring blades 18 are of a four-leaf fan-shaped structure, a plurality of stirring blades are vertically arranged from top to bottom, and the rotating rod 17 is also vertically arranged at the upper end of the third motor 19; the rotary rod 17 is driven by the third motor 19 to rotate at a high speed, so that the outer ring stirring blade 18 is driven to rotate at a high speed, the stirring blade 18 can be used for overturning and stirring biomass fuel, and the stirring blade 18 can generate certain wind power when rotating at a high speed, so that the biomass fuel is more efficiently and sufficiently combusted.
The waste gas conveying pipe 21 is of a spiral structure and is arranged at the position of the outer ring of the combustion bin 14, the lower end of the waste gas conveying pipe 21 is communicated with the waste gas inlet 20, and the upper end of the waste gas conveying pipe 21 is communicated with the waste gas outlet 22; through the installation setting of waste gas-supply pipe 21, the waste gas that produces when can burning storehouse 14 burning discharges in time, helical structure's waste gas-supply pipe 21 is through the length that increases waste gas-supply pipe 21, can make the water of exhaust waste gas and boiler main part 29 the inside carry out more abundant contact, thereby realize more heat exchange, and then the heat of taking away when reducing exhaust gas, thereby realize the high efficiency of boiler plant use.
The filter layer 23 is a cylindrical structure, a filter screen 24 is arranged on the inner side of the filter layer, and the filter screen 24 is a metal rubber filter screen with a cylindrical structure; the filter layer 23 is used for mounting and supporting the filter screen 24, and by mounting and arranging the filter screen 24, the capillary loose structure of the filter screen 24 can be utilized to filter nitrogen, phosphorus, potassium, hydrocarbon, organic sulfur and the like in the discharged waste gas, so that the pollution of harmful substances contained in the waste gas to the surrounding environment is avoided.
The first motor 4, the second motor 8, the fan 13 and the third motor 19 are all electrically connected with the control switch 30.
The working principle of the embodiment is as follows: when the boiler device for generating electricity by using high-efficiency biomass energy is used, firstly, as shown in fig. 1-2, biomass fuel is firstly fed into a feeding bin 2 through a feeding hole 1, then is cut and crushed through a spiral cutter 3, and simultaneously the biomass fuel is pushed to a discharging hole 6, two spiral cutters 3 which are vertically arranged and oppositely can cut and crush the biomass fuel twice from top to bottom, so that the biomass fuel reaches a smaller shape, the contact area of the biomass fuel and oxygen can be increased, the biomass fuel can be more efficiently and sufficiently combusted, a material conveying cylinder 7 is used for conveying the biomass fuel falling from the discharging hole 6 to a combustion bin 14, a material discharging rod 9 is driven by a second motor 8 to rotate, the biomass fuel can be driven to rotate, and the biomass fuel is prevented from being accumulated at the discharging hole 6, thereby ensuring the smoothness of the discharge hole 6;
as shown in fig. 1 and 3, the combustion chamber 14 is disposed at the center of the inner side of the boiler main body 29, so that heat generated by combustion of biomass fuel in the combustion chamber 14 can be directly transferred to the water in the boiler main body 29, thereby avoiding heat loss and improving the use efficiency of the boiler device;
according to fig. 1-2 and 4, the water inlet 10 is used for adding water, the water outlet pipe 25 is used for discharging water after adding, and the valve 27 is used for controlling the opening and closing of the water outlet 26;
according to the fig. 1-3 and fig. 6, when the oxygen content in the combustion chamber 14 needs to be increased, the fan 13 is turned on by the control switch 30, the air inlet pipe 12 conveys the air generated by the fan 13 to the oxygen-enriched inner layer 15, and then the air enters the combustion chamber 14 through the vent 16 and contacts with the biomass fuel in the combustion chamber 14, so that the biomass fuel is more efficiently and sufficiently combusted;
as shown in fig. 3 and 7, the rotating rod 17 is driven by the third motor 19 to rotate at a high speed, so as to drive the outer stirring blades 18 to rotate at a high speed, the stirring blades 18 can be used for turning over and stirring biomass fuel, and the stirring blades 18 can generate certain wind power when rotating at a high speed, so that the biomass fuel can be more efficiently and fully combusted;
according to the structure shown in the figure 2, the waste gas generated during the combustion of the combustion bin 14 can be discharged in time through the installation of the waste gas conveying pipe 21, the waste gas conveying pipe 21 with the spiral structure can enable the discharged waste gas to be in more sufficient contact with the water body in the boiler main body 29 by increasing the length of the waste gas conveying pipe 21, so that more heat exchange is realized, the heat taken away during the discharge of the waste gas is reduced, and the high efficiency of the use of the boiler device is realized;
as shown in fig. 5, the filter layer 23 is used for mounting and supporting the filter screen 24, and the filter screen 24 can be mounted and disposed to filter nitrogen, phosphorus, potassium, hydrocarbon, organic sulfur, and the like in the exhaust gas by using the capillary porous structure of the filter screen 24, thereby preventing harmful substances contained in the exhaust gas from polluting the surrounding environment.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (1)
1. The utility model provides a high-efficient biomass can power generation's boiler plant, includes feed inlet (1), its characterized in that: a rectangular feeding bin (2) is installed at the position of the bottom of the lower end of the feeding port (1), two spiral cutters (3) are installed on the inner side of the feeding bin (2), a first motor (4) is installed on the left side of the feeding bin (2), the number of the first motors (4) is two, a rectangular motor protection frame (5) is installed on the outer side of each first motor (4), the number of the motor protection frames (5) is four, a circular discharge port (6) is installed at the lower end of the inner side of the feeding bin (2), a cylindrical material conveying cylinder (7) is installed at the lower end of the feeding bin (2), a second motor (8) is installed on the right side of the material conveying cylinder (7), a cylindrical oxygen increasing layer (11) is installed at the lower end of the oxygen increasing layer (11), a cylindrical combustion bin (14) is installed at the lower end of the oxygen increasing layer (11), and an oxygen increasing inner layer (15) is arranged on the inner side of the oxygen increasing layer (11), the inboard of burning storehouse (14) is provided with columniform rotary rod (17), stirring leaf (18) are installed to the outer lane of rotary rod (17), third motor (19) are installed to the lower extreme of burning storehouse (14), waste gas inlet (20) are installed to the inboard of burning storehouse (14), waste gas air pipe (21) are installed on the right side of waste gas air inlet (20), waste gas outlet (22) are installed to the upper end of waste gas air pipe (21), columniform boiler main body (29) are installed to the lower extreme of oxygenation layer (11), water inlet (10) are installed to the upper end of boiler main body (29), and the upper end of water inlet (10) is provided with the upper cover, the outer lane of waste gas outlet (22) is provided with filter layer (23), drain pipe (25) are installed in the left side of boiler main body (29), outlet (26) are installed to the end of drain pipe (25), a valve (27) is installed on the outer ring of the water outlet (26), a trapezoidal fixed base (28) is installed at the lower end of the boiler main body (29), a rectangular operating plate (32) is installed at the front end of the boiler main body (29), a pressure gauge (31) is installed at the front end of the operating plate (32), and a control switch (30) is installed at the front end of the operating plate (32);
the feeding bin (2) is arranged at the upper end of the feeding barrel (7) and is communicated with the interior of the feeding barrel (7) through the discharge hole (6), the left side and the right side of the feeding bin (2) are respectively provided with a first motor (4), the output end of each first motor (4) is provided with a spiral cutter (3), and the two spiral cutters (3) are vertically arranged in the feeding bin (2) in an up-and-down mode and are arranged in opposite directions;
the feeding cylinder (7) is arranged at the upper end of the oxygenation layer (11), the feeding cylinder (7) is of a through structure, the lower end of the feeding cylinder is communicated with the inside of the oxygenation layer (11), the middle part of the blanking rod (9) is of a cylindrical structure, and a plurality of groups of fan blades are distributed on the outer ring of the cylindrical structure;
the oxygen increasing layer (11) is vertically arranged at the upper end of the combustion chamber (14), the combustion chamber (14) is arranged at the central position of the inner side of the boiler main body (29), the circumference of the oxygen increasing layer (11) is the same as that of the combustion chamber (14), the oxygen increasing layer and the combustion chamber (14) are of a concentric circle structure, the left side of the oxygen increasing layer (11) is provided with an air inlet pipe (12), the rear end of the air inlet pipe (12) is provided with a fan (13), and the fan (13) is arranged at the upper end of the boiler main body (29);
the oxygenation inner layer (15) is of a circular structure, and a plurality of ventilation openings (16) of a circular structure are arranged on the inner side of the oxygenation inner layer (15) arranged on the right side of the air inlet pipe (12);
the stirring blades (18) are of a four-leaf fan-shaped structure, a plurality of stirring blades are vertically arranged from top to bottom, and the rotating rod (17) is also vertically arranged at the upper end of the third motor (19);
the waste gas conveying pipe (21) is of a spiral structure and is arranged at the position of the outer ring of the combustion bin (14), the lower end of the waste gas conveying pipe (21) is communicated with the waste gas inlet (20), and the upper end of the waste gas conveying pipe (21) is communicated with the waste gas outlet (22);
the filter layer (23) is of a cylindrical structure, a filter screen (24) is arranged on the inner side of the filter layer, and the filter screen (24) is a metal rubber filter screen of the cylindrical structure;
the first motor (4), the second motor (8), the fan (13) and the third motor (19) are electrically connected with the control switch (30);
when the biomass fuel feeding device is used, firstly, biomass fuel is fed into a feeding bin (2) through a feeding hole (1), then the biomass fuel is cut and crushed through a spiral cutter (3), the biomass fuel is pushed to a discharging hole (6) at the same time, the two spiral cutters (3) which are vertically arranged and oppositely cut and crush the biomass fuel twice from top to bottom, so that the biomass fuel reaches a smaller shape, the contact area of the biomass fuel and oxygen is increased, the biomass fuel is more efficiently and fully combusted, a material conveying cylinder (7) is used for conveying the biomass fuel falling from the discharging hole (6) to a combustion bin (14), a blanking rod (9) is driven by a second motor (8) to rotate, the biomass fuel is driven to rotate, and the biomass fuel is prevented from being accumulated at the discharging hole (6), thereby ensuring the smoothness of the discharge hole (6);
when the oxygen content in the combustion bin (14) needs to be increased, the fan (13) is started through the control switch (30), the air inlet pipe (12) conveys air generated by the fan (13) to the oxygen increasing inner layer (15), then the air enters the combustion bin (14) through the air vent (16) and contacts with the biomass fuel in the combustion bin (14), and therefore the biomass fuel is more efficiently and fully combusted;
the rotating rod (17) is driven by the third motor (19) to rotate at a high speed, so that the outer ring stirring blade (18) is driven to rotate at a high speed, the stirring blade (18) is used for overturning and stirring the biomass fuel, and the stirring blade (18) generates certain wind power when rotating at a high speed, so that the biomass fuel is more efficiently and fully combusted;
through the installation setting of waste gas-supply pipe (21), the waste gas that produces when burning storehouse (14) burning discharges in time, helical structure's waste gas-supply pipe (21) is through the length that increases waste gas-supply pipe (21), make the water of exhaust waste gas and boiler main part (29) the inside carry out more abundant contact, thereby realize more heat exchange, and then the heat of taking away when reducing exhaust gas, thereby realize the high efficiency that boiler plant used.
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| CN100513869C (en) * | 2007-09-06 | 2009-07-15 | 中国科学技术大学 | Biomass high temperature combustion boiler |
| KR100959697B1 (en) * | 2009-11-11 | 2010-05-26 | (주)인터바이오 | Burner for Boiler using Biomass Solid Fuel |
| ES2432475B1 (en) * | 2012-05-31 | 2014-11-18 | Jose Enrique MORATALLA MARTINEZ | BIOMASS BOILER FOR MULTIPLE FUELS |
| CN206320778U (en) * | 2016-12-26 | 2017-07-11 | 郑州绿润环保科技有限公司 | A kind of biomass boiler waste heat recovery device for clean manufacturing |
| CN110486934A (en) * | 2019-07-15 | 2019-11-22 | 中节能(宿迁)生物质能发电有限公司 | A kind of boiler plant of high-efficiency biomass power generation |
| CN210602241U (en) * | 2019-08-09 | 2020-05-22 | 江西宝华生物新能源有限公司 | Biomass numerical control normal-pressure constant-temperature hot water boiler |
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Effective date of registration: 20220324 Address after: 048400 Macun Industrial Park, Gaoping economic and Technological Development Zone, Gaoping City, Jincheng City, Shanxi Province Applicant after: Shanxi nonggu Danfeng new energy Co.,Ltd. Address before: 314000 Jiaxing Teyi Industrial Furnace Technology Co., Ltd., no.7-2, Xinyang Road, Xinfeng Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant before: Wu Xingpu |
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