CN202186987U - Biomass gasification furnace - Google Patents
Biomass gasification furnace Download PDFInfo
- Publication number
- CN202186987U CN202186987U CN2011202967764U CN201120296776U CN202186987U CN 202186987 U CN202186987 U CN 202186987U CN 2011202967764 U CN2011202967764 U CN 2011202967764U CN 201120296776 U CN201120296776 U CN 201120296776U CN 202186987 U CN202186987 U CN 202186987U
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- Prior art keywords
- fire grate
- furnace body
- heater
- turning axle
- furnace
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- Gasification And Melting Of Waste (AREA)
Abstract
The utility model relates to a gasification furnace, in particular to a biomass gasification furnace. The biomass gasification furnace comprises an upper furnace body, a middle furnace body and a lower furnace body. A feed inlet and an operating hole are arranged at the upper part of the upper furnace body. The middle furnace body is orderly provided with a circular channel with an air outlet, a fireproof layer and a hearth from outside to inside, a fire grate is arranged at the bottom of the hearth and an ash falling opening is arranged at the bottom of the lower furnace body. The fire grate is tower-shaped and consists of layer of sub-fire grates arranged up and down. Each fire grate is connected fixedly with a rotary shaft inserted inside respectively. The lower part of the rotary shaft penetrates through a fire grate support fixed on the middle furnace body and is connected with a fire grate rotating device. A plurality of air vents are arranged on the sub-fire grates respectively. The biomass gasification furnace provided by the utility model has a simple structure, is convenient to operate and greatly reduces the labor intensity of operators, improves the burning efficiency of fuel and is safe and reliable to use.
Description
Technical field:
The utility model relates to a kind of vapourizing furnace, especially a kind of biomass gasifying furnace.
Background technology:
At present, the biomass pyrogenation gasification technology that China uses mainly contains fixed bed, fluidized-bed and direct three kinds of process forms of destructive distillation pyrolysis.Fixed-bed gasification furnace technology, especially lower suction type fixed bed, generally adopting air is vaporized chemical, characteristics are that device structure is simple, easy handling, the pyrolytic gasification that can realize multiple biomass material, less investment etc., therefore in the widespread use that obtained of China.
But, present domestic biomass gasification system, ubiquity some problems.The vapourizing furnace fire grate is generally fixed grate, and the fire grate easy deformation is for the dust stratification that guarantees fire grate top can in time fall; Operator need often stir, binder; Troublesome poeration, labour intensity is big, and is difficult to guarantee that dust stratification can in time fall; Influence the efficiency of combustion of fuel, caused the great wasting of resources.Sometimes, even cause the normal output of combustion gas to be obstructed, influence the safety in utilization of vapourizing furnace.
The utility model content:
The utility model provides a kind of biomass gasifying furnace, and it is simple in structure, and is easy to operate, greatly reduces labor intensity of operating personnel, improved the efficiency of combustion of fuel, safe and reliable, solved the problem that exists in the prior art.
The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be: it comprises upper furnace body, middle body of heater and lower furnace body; Be provided with opening for feed and handle hole on the top of upper furnace body; The body of heater ecto-entad is provided with circular channel, flame retardant coating and the burner hearth of taking gas port out of successively in said, is provided with fire grate in the bottom of burner hearth, is provided with ash port in the bottom of lower furnace body; Said fire grate is a turriform; Branch fire grate by several layers is disposed in order is from top to bottom formed, each minute fire grate be connected with inserting its inner turning axle respectively, the fire grate during the turning axle lower end is passed and is fixed on the body of heater supports and links to each other with the fire grate wheelwork; On each layer branch fire grate, be respectively equipped with several ventilation holes.
Said fire grate wheelwork comprises the connecting joint that is connected with the turning axle lower end, and connecting joint links to each other with more piece connecting rod one end, and the seal cartridge during the more piece connecting rod the other end passes on the body of heater links to each other with eccentric wheel, and eccentric wheel is fixed on the output shaft of drive unit.
The utility model is simple in structure, and is easy to operate, adopts the fire grate wheelwork to drive the turriform fire grate of being made up of each layer branch fire grate through turning axle and rotates; In operational process, ashes can fall from the ventilation hole of fire grate automatically, make grieshoch can remain certain height; Guarantee normally carrying out of gasification reaction, made safe and reliable to operationly, improved the efficiency of combustion of fuel; Avoided waste, the while operator need not to stir, binder, thereby have alleviated labor intensity of operating personnel greatly.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
Fig. 2 overlooks the structure for amplifying synoptic diagram for the part of the fire grate wheelwork of the utility model.
Fig. 3 is the structure for amplifying synoptic diagram of fire grate part.
Among the figure, 1, upper furnace body; 2, middle body of heater; 3, lower furnace body; 4, opening for feed; 5, handle hole; 6, air outlet; 7, circular channel; 8, flame retardant coating; 9, burner hearth; 10, ash port; 11, divide fire grate; 12, turning axle; 13, fire grate supports; 14, ventilation hole; 15, connecting joint; 16, more piece connecting rod; 17, seal cartridge; 18, eccentric wheel.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, below through embodiment, and combine its accompanying drawing, the utility model is set forth in detail.
Shown in Fig. 1～3; The utility model comprises upper furnace body 1, middle body of heater 2 and lower furnace body 3, is provided with opening for feed 4 and handle hole 5 on the top of upper furnace body 1, and said middle body of heater 2 ecto-entads are provided with circular channel 7, flame retardant coating 8 and the burner hearth 9 of taking gas port 6 out of successively; Bottom at burner hearth 9 is provided with fire grate; Be provided with ash port 10 in the bottom of lower furnace body 3, said fire grate is a turriform, is made up of the branch fire grate 11 that several layers is disposed in order from top to bottom; Each minute, fire grate 11 was connected with inserting its inner turning axle 12 respectively, and the fire grate during turning axle 12 lower ends are passed and are fixed on the body of heater 2 supports 13 and links to each other with the fire grate wheelwork; On each layer branch fire grate 11, be respectively equipped with several ventilation holes 14.
Said fire grate wheelwork comprises the connecting joint 15 that is connected with turning axle 12 lower ends; Connecting joint 15 links to each other with more piece connecting rod 16 1 ends; Seal cartridge 17 during more piece connecting rod 16 the other ends pass on the body of heater 2 links to each other with eccentric wheel 18, and eccentric wheel 18 is fixed on the output shaft of drive unit.Said drive unit comprises motor and speed reduction unit, and eccentric wheel 18 is fixed on the output shaft of motor and speed reduction unit.
During work, solid biomass fuel is added in the vapourizing furnace through opening for feed 4, put into ignition substance with ignited fuel by handle hole 5, continuing then to feed in raw material is all covered by material until naked light; At this moment, under anoxic condition,, be converted into and contain H through series of complex physico-chemical such as drying, pyrolysis, oxidation, reduction
2, CO, CH
4Combustion gas Deng combustiblecomponents.Combustion gas is through dividing the ventilation hole 14 on the fire grate 11, and therefrom 7 bottoms, circular channel on the body of heater 2 get in the circular channel 7, are drawn by the air outlet 6 on 7 tops, circular channel again.Work as stable combustion condition; Open the fire grate wheelwork this moment; Starter motor and speed reduction unit drive eccentric wheel 18 and rotate, and eccentric wheel 18 drives more piece connecting rod 16 and moves reciprocatingly, and more piece connecting rod 16 is done half circular motion through connecting joint 15 driven rotary axles 12; Turning axle 12 drives the turriform fire grate that divides fire grate 11 to form by multilayer and does half circular motion, and the ash on the fire grate constantly falls in the lower furnace body 3 through ventilation hole 14 in this process.After treating that vapourizing furnace uses certain hour, stop vapourizing furnace work, open the ash port 4 of lower furnace body 3 bottoms, the removing of the dust stratification in the lower furnace body 3 is got final product.
The utility model vapourizing furnace adopts the fire grate wheelwork to drive the turriform fire grate of being made up of each layer branch fire grate 11 through turning axle 12 and rotates; Make grieshoch can remain certain height, guaranteed normally carrying out of gasification reaction, make gasifier operation safe and reliable; Improved the efficiency of combustion of stove fuel greatly; Avoided waste, the while operator need not to stir, binder, thereby have alleviated labor intensity of operating personnel greatly.
The utility model does not detail part, is those skilled in the art of the present technique's known technology.
Claims (2)
1. biomass gasifying furnace; Comprise upper furnace body, middle body of heater and lower furnace body, be provided with opening for feed and handle hole on the top of upper furnace body, said middle body of heater ecto-entad is provided with circular channel, flame retardant coating and the burner hearth of taking gas port out of successively; Bottom at burner hearth is provided with fire grate; Bottom at lower furnace body is provided with ash port, it is characterized in that: said fire grate is a turriform, is made up of the branch fire grate that several layers is disposed in order from top to bottom; Each minute, fire grate was connected with inserting its inner turning axle respectively, and the fire grate during the turning axle lower end is passed and is fixed on the body of heater supports and links to each other with the fire grate wheelwork; On each layer branch fire grate, be respectively equipped with several ventilation holes.
2. a kind of biomass gasifying furnace according to claim 1; It is characterized in that: said fire grate wheelwork comprises the connecting joint that is connected with the turning axle lower end; Connecting joint links to each other with more piece connecting rod one end; Seal cartridge during the more piece connecting rod the other end passes on the body of heater links to each other with eccentric wheel, and eccentric wheel is fixed on the output shaft of drive unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202967764U CN202186987U (en) | 2011-08-16 | 2011-08-16 | Biomass gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202967764U CN202186987U (en) | 2011-08-16 | 2011-08-16 | Biomass gasification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202186987U true CN202186987U (en) | 2012-04-11 |
Family
ID=45918448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202967764U Expired - Fee Related CN202186987U (en) | 2011-08-16 | 2011-08-16 | Biomass gasification furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202186987U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103436291A (en) * | 2013-08-09 | 2013-12-11 | 张冰娃 | Biomass reacting furnace |
| CN106969364A (en) * | 2017-03-31 | 2017-07-21 | 云南清洁能源科技有限公司 | A kind of waste incinerator |
| CN106978212A (en) * | 2017-03-31 | 2017-07-25 | 华北水利水电大学 | Stalk biomass methyl methanol syngas equipment |
-
2011
- 2011-08-16 CN CN2011202967764U patent/CN202186987U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103436291A (en) * | 2013-08-09 | 2013-12-11 | 张冰娃 | Biomass reacting furnace |
| CN106969364A (en) * | 2017-03-31 | 2017-07-21 | 云南清洁能源科技有限公司 | A kind of waste incinerator |
| CN106978212A (en) * | 2017-03-31 | 2017-07-25 | 华北水利水电大学 | Stalk biomass methyl methanol syngas equipment |
| CN106978212B (en) * | 2017-03-31 | 2023-03-14 | 华北水利水电大学 | Equipment for preparing methanol synthesis gas from straw biomass |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20120816 |