CN203671891U - Biomass fluidized bed multi-stroke gasification boiler - Google Patents
Biomass fluidized bed multi-stroke gasification boiler Download PDFInfo
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- CN203671891U CN203671891U CN201320862299.2U CN201320862299U CN203671891U CN 203671891 U CN203671891 U CN 203671891U CN 201320862299 U CN201320862299 U CN 201320862299U CN 203671891 U CN203671891 U CN 203671891U
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- heater
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- gas outlet
- hopper
- gasification
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Abstract
The utility model discloses a biomass fluidized bed multi-stroke gasification boiler which comprises a first boiler body, a second boiler body, a hopper and an air blower. The first boiler body is divided into an upper portion and a lower portion, a combustion chamber is arranged on the upper portion, a gasification chamber is arranged on the lower portion, a ventilation opening is formed in one side of the bottom of the gasification chamber and is connected with the air blower through a ventilation duct, a grate bar is arranged on the lower portion of the gasification chamber, a water tank is further arranged in the second boiler body, the hopper is arranged on one side of the gasification chamber, the hopper is connected with the gasification chamber through an auger, a material valve is arranged between the hopper and the auger, a fuel gas outlet communicated with the combustion chamber is formed in the top of the gasification chamber, an ignition opening is formed in one side of the combustion chamber, a gas outlet is formed in the other side of the combustion chamber, a reflection chamber is arranged on the lower portion of the second boiler body, a gas inlet chamber and a gas outlet chamber are arranged on the upper portion of the second boiler body, the gas inlet chamber and the gas outlet chamber are communicated with the reflection chamber through a certain number of fire pipes, and the second boiler body is connected with the gas outlet of the first boiler body through the air inlet chamber. The biomass fluidized bed multi-stroke gasification boiler is simple in structure, convenient to use and high in heat utilization rate.
Description
Technical field
The utility model relates to a kind of gasification boiler, particularly relates to a kind of biomass fluid bed many backhauls gasification boiler.
Background technology
Fuel using coal as boiler always in existing life and industrial processes; because the efficiency of combustion of coal is not high; not only consume the limited energy as the fuel of boiler with coal; and often there will be the phenomenon of chimney over-emitting black exhaust; return environment and bring serious pollution, particularly serious with small scall coal-fired boiler contaminated environment.Therefore, people invested biomass fuel sight in recent years, and biomass fuel is that biomass conversion is become to gas combustion, clean free from environmental pollution after burning, had improved taste and the energy utilization rate of fuel.Biomass fuel comprises that stalk, rice husk, weeds are wooden etc., wherein, stalk is very general in rural households, because its value is outstanding, often arbitrarily abandoned or burned, particularly when rural area traditional combustion stalk, smoke fire burns, black smoke, not only causes the wasting of resources, and causes environmental pollution all over the sky.Therefore, stalk is used as biomass fuel, developed various stalk gasifiers, this stalk gasifier uses in China rural area in a large number with its environmental protection, the advantage such as energy-conservation.But existing boiler mostly adopts fixed bed gasification mode, fixed bed reactors are removed heat inconvenience, can only adopt Continuous Heat Transfer or dilution material concentration control temperature rise, use inconvenience, and present biomass gasification boiler poor practicability, and heat utilization efficiency is not high.
Summary of the invention
Goal of the invention of the present utility model is:
A kind of rational in infrastructure, easy to use, biomass fluid bed gasification boiler that heat utilization efficiency is high is provided.
The technical solution of the utility model is:
A kind of biomass fluid bed many backhauls gasification boiler of design, comprise the first body of heater, the second body of heater, hopper, air blast, the first body of heater is divided into upper and lower two parts, top is divided into combustion chamber, bottom is divided into vaporizer, vaporizer bottom one side is provided with ventilating opening, ventilating opening is connected with air blast by ventilating duct, vaporizer bottom is also provided with grate, in the second body of heater, be also provided with water tank, described vaporizer one side is also provided with hopper, this hopper is connected with vaporizer by screw feeder, between hopper and screw feeder, be also provided with material valve, vaporizer top is provided with the gas outlet being communicated with combustion chamber, combustion chamber one side is provided with lighting-up tuyere, opposite side is provided with gas outlet, the bottom of the second body of heater is provided with a reflection room, top is provided with inlet plenum and discharge chamber, described inlet plenum and discharge chamber are communicated with reflection room by the fire tube of some, the second body of heater is connected with the gas outlet of the first body of heater by inlet plenum.
The discharge chamber place of described the second body of heater is also connected to air-introduced machine.
Between described the first body of heater and the second body of heater, also can be provided with the 3rd body of heater, the 3rd body of heater is identical with the second furnace binding, and the inlet plenum of the 3rd body of heater is connected with the gas outlet of the first body of heater, and the discharge chamber of the 3rd body of heater is connected with the second body of heater inlet plenum.
Described the first body of heater, the skin of the second body of heater and the 3rd body of heater is all heat insulation layer structure.
The beneficial effects of the utility model are:
The utility model apparatus structure is simple, easy to use, and heat utilization efficiency is high.
Brief description of the drawings
below in conjunction with drawings and Examples, utility model is described in further detail.
Fig. 1 is one of the utility model structural representation
Fig. 2 is two of the utility model structural representation
The concrete meaning of number in the figure is: 1. grate, 2. hopper, 3. screw feeder, 4. air blast, 5. gas outlet, 6. lighting-up tuyere, 7. the first body of heater, 8. inlet plenum, 9. discharge chamber, 10. reflection room, 11. second bodies of heater, 12. the 3rd bodies of heater, 13. air-introduced machines, 14. material valves, 15. water tanks, 16. gas outlets, 17. vaporizers, 18. combustion chambers, 19. ventilating openings, 20. fire tubes.
Detailed description of the invention
Embodiment mono-, referring to Fig. 1, it shown in figure, is a kind of biomass fluid bed many backhauls gasification boiler, comprise the first body of heater 7, the second body of heater 12, hopper 2, air blast 4, the first body of heater 7 is divided into upper and lower two parts, top is divided into combustion chamber 18, bottom is divided into vaporizer 17, vaporizer 17 bottom one sides are provided with ventilating opening 19, ventilating opening 19 places are connected with air blast 4, vaporizer 17 bottoms are also provided with grate 1, in the second body of heater 11, be also provided with water tank 15, described vaporizer 17 1 sides are also provided with hopper 2, hopper 2 is connected with vaporizer 17 by screw feeder 3, between hopper 2 and screw feeder 3, be also provided with material valve 14, vaporizer 17 tops are provided with the gas outlet 5 being communicated with combustion chamber 18, combustion chamber 18 1 sides are provided with lighting-up tuyere 6, opposite side is provided with gas outlet 16, the bottom of the second body of heater 11 is provided with a reflection room 10, top is provided with inlet plenum 8 and discharge chamber 9, inlet plenum 8 and discharge chamber 9 are communicated with reflection room 10 by the fire tube 20 of some, the second body of heater 11 is connected with the gas outlet 16 of the first body of heater by inlet plenum 8, discharge chamber 9 places of the second body of heater 11 are also connected to air-introduced machine 13.
When work, hopper 2 is sent biomass material into vaporizer by screw feeder 3, it is indoor that gasifying agent is upwards blown into furnace gasization by air blast from grate bottom, be converted into fuel gas through reaction, fuel gas enters combustion chamber by gas outlet, generate heat through lighting-up tuyere ignition, the heat producing is under the guiding of air-introduced machine, enter the inlet plenum of the second body of heater from combustion chamber, then enter reflection room through heat pipe, enter discharge chamber from reflection room again, in the second body of heater, be provided with water tank, by heat operation repeatedly in the second body of heater, can fully heat be passed to water tank, make heat utilization efficiency high.
Embodiment bis-, referring to Fig. 2, the present embodiment and embodiment mono-difference be, the present embodiment has increased by the 3rd body of heater between the first body of heater and the second body of heater, wherein, the 3rd body of heater is identical with the second furnace binding, the inlet plenum of the 3rd body of heater is connected with the gas outlet of ground one body of heater, and the discharge chamber of the 3rd body of heater is connected with the inlet plenum of the second body of heater, has increased by the 3rd body of heater the heat of combustion chamber generation can be utilized more fully, other embodiment is identical with embodiment mono-, repeats no more.
Claims (4)
1. biomass fluid bed many backhauls gasification boiler, comprise the first body of heater, the second body of heater, hopper, air blast, the first body of heater is divided into upper and lower two parts, top is divided into combustion chamber, bottom is divided into vaporizer, vaporizer bottom one side is provided with ventilating opening, ventilating opening place is connected with air blast, vaporizer bottom is also provided with grate, in the second body of heater, be also provided with water tank, it is characterized in that: described vaporizer one side is also provided with hopper, this hopper is connected with vaporizer by screw feeder, between hopper and screw feeder, be also provided with material valve, described vaporizer top is provided with the gas outlet being communicated with combustion chamber, combustion chamber one side is provided with lighting-up tuyere, opposite side is provided with gas outlet, the bottom of the second body of heater is provided with a reflection room, top is provided with inlet plenum and discharge chamber, described inlet plenum and discharge chamber are communicated with reflection room by the fire tube of some, the second body of heater is connected with the gas outlet of the first body of heater by inlet plenum.
2. biomass fluid bed many backhauls gasification boiler according to claim 1, is characterized in that: the discharge chamber place at the second body of heater is connected to air-introduced machine.
3. biomass fluid bed many backhauls gasification boiler according to claim 1 and 2, it is characterized in that: between the first body of heater and the second body of heater, also can be provided with the 3rd body of heater, the 3rd body of heater is identical with the second furnace binding, the inlet plenum of the 3rd body of heater is connected with the gas outlet of the first body of heater, and the discharge chamber of the 3rd body of heater is connected with the second body of heater inlet plenum.
4. biomass fluid bed many backhauls gasification boiler according to claim 3, is characterized in that: described the first body of heater, the skin of the second body of heater and the 3rd body of heater is all heat insulation layer structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320862299.2U CN203671891U (en) | 2013-12-25 | 2013-12-25 | Biomass fluidized bed multi-stroke gasification boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320862299.2U CN203671891U (en) | 2013-12-25 | 2013-12-25 | Biomass fluidized bed multi-stroke gasification boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203671891U true CN203671891U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320862299.2U Expired - Fee Related CN203671891U (en) | 2013-12-25 | 2013-12-25 | Biomass fluidized bed multi-stroke gasification boiler |
Country Status (1)
| Country | Link |
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| CN (1) | CN203671891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748365A (en) * | 2013-12-25 | 2015-07-01 | 郑州金土地能源科技有限公司 | Multi-return-stroke gasification boiler of biomass fluidized bed |
-
2013
- 2013-12-25 CN CN201320862299.2U patent/CN203671891U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748365A (en) * | 2013-12-25 | 2015-07-01 | 郑州金土地能源科技有限公司 | Multi-return-stroke gasification boiler of biomass fluidized bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20201225 |