CN201697112U - Boiler combusting biomass fuel gas - Google Patents
Boiler combusting biomass fuel gas Download PDFInfo
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- CN201697112U CN201697112U CN201020223749XU CN201020223749U CN201697112U CN 201697112 U CN201697112 U CN 201697112U CN 201020223749X U CN201020223749X U CN 201020223749XU CN 201020223749 U CN201020223749 U CN 201020223749U CN 201697112 U CN201697112 U CN 201697112U
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- boiler
- moulded coal
- pipe
- furnace
- combustion gas
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Abstract
The utility model provides a boiler combusting biomass fuel gas, which comprises a fuel gas generating device and a molded coal furnace. The molded coal furnace includes a furnace body, a hearth, a furnace door, an ash taking case and an ash taking door. The fuel gas generating device consists of a gas manufacturing chamber, a U-shaped sealing groove, a filter and a drying chamber, and a gas inlet pipe, a water supply pipe, a gas outlet pipe and a drain pipe are arranged on the filter. A middle ring plate is transversally welded together in the middle of the inner side of a furnace container of a furnace body of the molded coal furnace, at least two transverse water pipes welded together on the furnace container are evenly arrayed inside the furnace body with a certain spacing between each other, a flame-retardant layer is arranged between a furnace drum and the furnace container which form the hearth, a combustor is arranged in the center of the inside of the hearth, the gas inlet pipe is connected onto the combustor, the other end of the gas inlet pipe is connected with a tee joint, and two other ends of the tee joint are respectively connected with the gas outlet pipe and a cooking fuel gas pipe. The boiler combusting biomass fuel gas has the advantages of simple structure, convenient operation, safety, reliability, low cost, high efficiency, economical property, environmental protection and the like.
Description
Technical field
The utility model relates to a kind of boiler, and particularly relating to a kind of is main fuel with the biological fuel gas, is the boiler of the biomass burning combustion gas of auxiliary fuel with the moulded coal.
Background technology
At present, normally used biological substance for combustion gas fired-boiler, because combustion gas quality monitoring and automatic ignition device are not installed in the restriction in the configuration, cause boiler when operation, gas ignition is difficult to control opportunity, therefore, often occur not causing loss of ignition, and then, so both wasted fuel gas the phenomenon that the part gas emission comes out because of combustion gas quality reaches instructions for use, contaminated environment again also becomes the hidden danger of breaking out of fire.Nowadays, though the existing listing of biomass fuel gas boiler, because in the design, its operation and control still unsatisfactoryly needs further to improve.
Summary of the invention
The purpose of this utility model be overcome the deficiencies in the prior art provide a kind of simple in structure, easy to operate, safe and reliable, cost is low, efficient is high, the not only boiler of the biomass burning combustion gas of economy but also environmental protection.
To achieve these goals, the technical scheme that the utility model adopted is as follows:
The boiler of biomass burning combustion gas of the present utility model, mainly comprise gasifier section and moulded coal stove, described moulded coal stove comprises body of heater, burner hearth, fire door, draw ash bin and ash-digging gate, wherein, described gasifier section is by internal box, the system air chamber that base plate and annular slab seam form, be welded in the U type seal groove on the annular slab of system air chamber top, be arranged at the inboard cleaner in system air chamber upper end, be arranged at system air chamber outside by outer case, internal box, the hothouse that annular slab and base plate seam form constitutes, the one side upper end of described cleaner is provided with an end near cleaner bottom secction, the other end places the air inlet pipe in the system air chamber, the opposite side upper end is provided with feed pipe, the top of described cleaner is provided with escape pipe, the lower end of described cleaner is provided with blow-off pipe, the body of heater of described moulded coal stove and burner hearth are made of drum and the flue that is arranged in the drum, the horizontal seam of described flue middle inside has middle ring flat-plate, even row separated by a distance is provided with at least two horizontal water tubes that are welded in flue in the described body of heater, form between the drum of described burner hearth and the flue and be provided with flame retardant coating, the central interior of described burner hearth is provided with the burner that has flame spray-hole and combustion gas through hole, be connected with the air inlet pipe that is provided with second valve on the described burner, the other end of described air inlet pipe is connected in threeway, and the two ends in addition of threeway are connected with escape pipe respectively and are provided with the cooking gas pipe of first valve.
The base plate downside of described gasifier section is provided with the ash bin that falls that has shoot door, and a side of the described ash bin that falls is provided with air blast.
The system gas air vent that evenly is provided with separated by a distance on the described base plate.
The top of described U type seal groove is provided with loam cake.
Upper end one side of described hothouse is provided with outlet flue, and described outlet flue is provided with chimney, and lower end one side of described hothouse is provided with into mouth, and the top of described moulded coal stove is provided with outlet flue, describedly advances on mouth and the outlet flue to be connected with chimney.
Corresponding described burner hearth is provided with flame-observing hole on the described moulded coal furnace body.
Corresponding fire grate is provided with air register in the lower end of described moulded coal stove.
The beneficial effects of the utility model are: the boiler of biomass burning combustion gas of the present utility model is a kind of based on biomass fuel, and moulded coal is the boiler of assisting.Biological fuel gas of the present utility model is produced from biomass fuel, changed the directly extensive combustion system of burning of traditional biomass fuel with this, in addition, the nuisance amount that moulded coal is discharged in combustion process seldom, and the flue gas of moulded coal stove turns back in the hothouse of gasifier section, biomass fuel is played the effect of heat drying, so not only help the generation of biological fuel gas, and effectively utilized the waste heat of moulded coal kiln gas, reduce exhaust gas temperature, improved the thermal efficiency of boiler.
And, the biological fuel gas that gasifier section of the present utility model produced is lighted, is burnt in moulded coal stove burner hearth, therefore, fuel gas is not subjected to the influence of its quality, concentration, so just combustion gas quality supervising device and automatic ignition device needn't be set, reduce the boiler cost thus significantly.In addition, the utility model also has simple to operate, safe and reliable, advantages such as the thermal efficiency is high, economy, environmental protection.
Description of drawings
Fig. 1 is the structural representation of the boiler of the utility model biomass burning combustion gas.
Fig. 2 is the A-A cutaway view of Fig. 1.
The specific embodiment
As Fig. 1, shown in Figure 2, the boiler of biomass burning combustion gas of the present utility model, mainly comprise gasifier section 7 and moulded coal stove 34, described moulded coal stove 34 comprises body of heater 30, burner hearth 47, fire door 48, draw ash bin 27 and ash-digging gate 25, be provided with fire grate 46 in the described burner hearth 47, wherein, described gasifier section 7 is by internal box 8, the system air chamber 13 that base plate 4 and annular slab 14 seam form, be welded in the U type seal groove 15 on the annular slab 14 of system air chamber top, be arranged at the inboard cleaner 19 in system air chamber upper end, be arranged at system air chamber outside by outer case 9, internal box 8, the hothouse 12 that annular slab 14 and base plate 4 seam form constitutes, base plate 4 downsides of described gasifier section 7 are provided with the ash bin 2 that falls that has shoot door 1, one side of the described ash bin 2 that falls is provided with air blast 3, the system gas air vent 5 that evenly is provided with separated by a distance on the described base plate 4, the top of described U type seal groove 15 is provided with covers 16, upper end one side of described hothouse 12 is provided with exhaust opening 11, described exhaust opening 11 is provided with chimney 10, lower end one side of described hothouse 12 is provided with into mouth 6, the top of described moulded coal stove 34 is provided with outlet flue 24, describedly advance on mouth 6 and the outlet flue 24 to be connected with chimney 23, the one side upper end of described cleaner 19 is provided with an end near cleaner bottom secction, the other end places the air inlet pipe 17 in the system air chamber, the opposite side upper end is provided with feed pipe 20, the top of described cleaner 19 is provided with escape pipe 18, the lower end of described cleaner is provided with blow-off pipe 22, the body of heater 30 of described moulded coal stove 34 and burner hearth 47 are made of drum 32 and the flue 33 that is arranged in the drum, the horizontal seam of described flue 33 middle inside has middle ring flat-plate 38, even row separated by a distance is provided with at least two horizontal water tubes 35 that are welded in flue 33 in the described body of heater 30, form between the drum 32 of described burner hearth 47 and the flue 33 and be provided with flame retardant coating 39, the central interior of described burner hearth 47 is provided with the burner 43 that has flame spray-hole 41 and combustion gas through hole 42 with vertical direction, be connected with the air inlet pipe 36 that is provided with second valve 31 on the flame spray-hole 41 of described burner 43, the other end of described air inlet pipe 36 is connected in threeway 26, the two ends in addition of threeway 26 are connected with escape pipe 18 respectively and are provided with the cooking gas pipe 29 of first valve 28, corresponding described burner hearth 47 is provided with flame-observing hole 37 on the described moulded coal furnace body 30, and corresponding fire grate 46 is provided with air register 44 in the lower end of described moulded coal stove 34.
During concrete the use, an amount of water is added respectively in the housing 21 of U type seal groove 15 and cleaner 19, with a spot of biomass fuel such as straw, corn ear, rice husk, the saw foam, peanut shell, barks etc. are put on the base plate 4 of system air chamber 13, it is lighted, strengthen the input amount and the tamping of biomass fuel afterwards, open air blast 3, air is entered in the system air chamber 13 through system gas air vent 5, promote the burning of bottom biomass fuel, it is heated under anoxia condition, the energy conversion process of thermal chemical reaction takes place, make the carbon in the biomass fuel, hydrogen, atoms of elements such as oxygen become carbon monoxide, hydrogen, fuel gas such as a small amount of methane and hydro carbons, that is biological fuel gas.Then moulded coal 40 is rendered on the fire grate 46 that has moulded coal air vent 45 and lighted, opening air register 44 makes the moulded coal burning vigorous, the biological fuel gas that gasifier section 7 is generated is enclosed in system air chamber 13 tops under the effect of U type seal groove 15 and lid 16, being enclosed in biological fuel gas in the system air chamber 13 enters by air inlet pipe 17 and obtains cleaning in the cleaner 19, pass through escape pipe 18 through the combustion gas of filtering, threeway 26, second valve 31, air inlet pipe 36 enters in the burner 43, the air that enters by combustion gas air vent 42 mixes the back by 41 ejections of flame spray-hole with biological fuel gas, lighted and burnt in the 47 endogenous substance combustion gas of moulded coal stove burner hearth, because moulded coal burner hearth 47 is in the condition of high temperature all the time, no matter therefore the fuel gas quality how, how concentration all can be burned, and, can whether normal by concrete igniting of flame-observing hole 37 observations and combustion position, when observing the fuel gas normal combustion, can close air register 44, moulded coal 40 is slowed down or burn-out, make it to become kindling material, igniting is used when starting once more after the confession blowing out.The high-temperature flue gas that biomass fuel gas firing and moulded coal burning produce passes to flue 33 and horizontal water tube 35 with heat radiation, with the water system of thermal energy transfer to moulded coal stove 34, finishes power conversion.Also biological fuel gas can be supplied to gas stove by first valve 28 and cooking gas pipe 29 as required, cooking such as confession is cooked, cooking are used.The bottom of gasifier section 7 is provided with the ash bin 2 that falls that has shoot door 1, by the lime-ash that is produced in the described shoot door 1 cleaning biomass fuel gas-making process.
The operation of moulded coal stove 34 of the present utility model is as follows: the fire door 48 of opening moulded coal stove 34 earlier is deposited into moulded coal 40 on the fire grate 46 that is provided with moulded coal air vent 45, with paper or faggot point combustion coal 40, open air register 44, make the moulded coal active combustion, the previous moulded coal of stacking becomes main combustion coal on fire grate 46, and the moulded coal that newly pushes is pushed main combustion coal to moulded coal burner hearth 47 rear portions becomes the after-flame moulded coal.After closing fire door, main combustion coal can be lighted the moulded coal that newly pushes automatically, the thorough afterburnt of moulded coal becomes slag, be pushed into and draw ash bin 27, entering into the lime-ash of drawing in the ash bin 27 draws out by ash-digging gate 24, like this, though pushing of moulded coal is intermittent, the burning of moulded coal experience is lighted, the master is fired, after-flame goes round and begins again and carries out continuously.
Hothouse exhaust opening 11 of the present utility model is connected with chimney 10.Chimney 23 two ends are respectively with moulded coal stove outlet flue 24 with advance mouth 6 and be connected, constitute the exhaust gases passes between connecting-type coal stove 34 and the hothouse 12, the flue gas that moulded coal stove 34 produces, enter hothouse 12 by exhaust gases passes, biomass fuel in the heating system air chamber 13, biomass fuel in the system air chamber 13 is carried out drying and dehydrating, make its water content meet the requirement of making gas.Like this, promptly effectively utilize the waste heat of moulded coal stove 34, can carry out drying to biomass fuel again.Promptly improve the thermal efficiency of moulded coal stove 34, reduced the water content of biomass fuel again.
Claims (7)
1. the boiler of a biomass burning combustion gas, mainly comprise gasifier section (7) and moulded coal stove (34), described moulded coal stove (34) comprises body of heater (30), burner hearth (47), fire door (48), draw ash bin (27) and ash-digging gate (25), be provided with fire grate (46) in the described burner hearth (47), it is characterized in that: described gasifier section (7) is by internal box (8), the system air chamber (13) that base plate (4) and annular slab (14) seam form, be welded in the U type seal groove (15) on the system air chamber top annular slab (14), be arranged at the inboard cleaner (19) in system air chamber upper end, be arranged at system air chamber outside by outer case (9), internal box (8), the hothouse (12) that annular slab (14) and base plate (4) seam form constitutes, the one side upper end of described cleaner (19) is provided with an end near cleaner bottom secction, the other end places the air inlet pipe (17) in the system air chamber, the opposite side upper end is provided with feed pipe (20), the top of described cleaner (19) is provided with escape pipe (18), the lower end of described cleaner is provided with blow-off pipe (22), the body of heater (30) of described moulded coal stove (34) and burner hearth (47) are by drum (32) and be arranged at interior flue (33) formation of drum, the horizontal seam of described flue (33) middle inside has middle ring flat-plate (38), even row separated by a distance is provided with at least two horizontal water tubes (35) that are welded in flue (33) in the described body of heater (30), form between the drum (32) of described burner hearth (47) and the flue (33) and be provided with flame retardant coating (39), the central interior of described burner hearth (47) is provided with the burner (43) that has flame spray-hole (41) and combustion gas through hole (42) with vertical direction, be connected with the air inlet pipe (36) that is provided with second valve (31) on the described burner (43), the other end of described air inlet pipe (36) is connected in threeway (26), and the two ends in addition of threeway (26) are connected with escape pipe (18) respectively and are provided with the cooking gas pipe (29) of first valve (28).
2. the boiler of biomass burning combustion gas according to claim 1, it is characterized in that: base plate (4) downside of described gasifier section (7) is provided with the ash bin that falls (2) that has shoot door (1), and a side of the described ash bin (2) that falls is provided with air blast (3).
3. the boiler of biomass burning combustion gas according to claim 1 and 2 is characterized in that: described base plate (4) is gone up the system gas air vent (5) that evenly is provided with separated by a distance.
4. the boiler of biomass burning combustion gas according to claim 1 is characterized in that: the top of described U type seal groove (15) is provided with lid (16).
5. the boiler of biomass burning combustion gas according to claim 1, it is characterized in that: upper end one side of described hothouse (12) is provided with exhaust opening (11), described exhaust opening (11) is provided with chimney (10), lower end one side of described hothouse (12) is provided with into mouth (6), the top of described moulded coal stove (34) is provided with outlet flue (24), describedly advances on mouth (6) and the outlet flue (24) to be connected with chimney (23).
6. the boiler of biomass burning combustion gas according to claim 1 is characterized in that: described moulded coal furnace body (30) is gone up corresponding described burner hearth (47) and is provided with flame-observing hole (37).
7. the boiler of biomass burning combustion gas according to claim 1 is characterized in that: the corresponding fire grate in lower end (46) at described moulded coal stove (34) is provided with air register (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020223749XU CN201697112U (en) | 2010-06-12 | 2010-06-12 | Boiler combusting biomass fuel gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020223749XU CN201697112U (en) | 2010-06-12 | 2010-06-12 | Boiler combusting biomass fuel gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201697112U true CN201697112U (en) | 2011-01-05 |
Family
ID=43398358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020223749XU Expired - Fee Related CN201697112U (en) | 2010-06-12 | 2010-06-12 | Boiler combusting biomass fuel gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201697112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105318363A (en) * | 2015-11-13 | 2016-02-10 | 无锡市沈宪住宅配套设施厂 | Fuel gas producing furnace |
| CN105861060A (en) * | 2016-04-12 | 2016-08-17 | 河北天善生物技术有限公司 | Boiler system using biomass fuel gas |
-
2010
- 2010-06-12 CN CN201020223749XU patent/CN201697112U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105318363A (en) * | 2015-11-13 | 2016-02-10 | 无锡市沈宪住宅配套设施厂 | Fuel gas producing furnace |
| CN105861060A (en) * | 2016-04-12 | 2016-08-17 | 河北天善生物技术有限公司 | Boiler system using biomass fuel gas |
| CN105861060B (en) * | 2016-04-12 | 2019-03-22 | 河北天善生物技术有限公司 | Utilize the boiler system of biological fuel gas |
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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: 20110105 Termination date: 20140612 |