CN204593479U - A kind of biomass stove system - Google Patents
A kind of biomass stove system Download PDFInfo
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- CN204593479U CN204593479U CN201520019665.7U CN201520019665U CN204593479U CN 204593479 U CN204593479 U CN 204593479U CN 201520019665 U CN201520019665 U CN 201520019665U CN 204593479 U CN204593479 U CN 204593479U
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Abstract
The utility model relates to a kind of biomass stove system, comprise gasification furnace and burning stove, connecting gas transmission pipe road between gasification furnace and burning stove, above-mentioned gasification furnace is used for that biomass fuel is carried out combustion reaction and obtains biological fuel gas, and obtained biological fuel gas is delivered to burning stove by air delivering pipeline again and carries out burning use.The utility model biomass stove system utilizes biomass fuel to obtain biological fuel gas to carry out burning utilization, clean, health, pollute few, achieve the generally application of biomass fuel, the gasification furnace size adopted due to this system is little, coordinate Small Combustion stove, family or restaurant's use can be adapted to, compared with the large-scale gasification furnace only adapting to commercial Application with tradition, the utility model solves the technological difficulties of gasification furnace miniaturization, but also solve miniaturized gasifier system for the technological gap directly utilized after Biomass combustion gas, thus living beings technology is more widely used, biomass fuel is utilized more fully.
Description
Technical field
The utility model belongs to biological fuel gas manufacturing equipment technical field, relates to a kind of biomass stove system.
Background technology
Biomass fuel refers to a kind of combustible material utilizing living beings as combustion medium, generally mainly agriculture and forestry organic waste material (as stalk, sawdust, bagasse, rice chaff etc.), and the main distinction is in fossil fuel.In current national policy and environmental protection standard, direct biomass burning belongs to high pollution, usually only also exists in the brick kitchen range in rural area, but forbids in city.The application of biomass fuel, the actual application mainly referring to biomass molding fuel, as raw material using agricultural refuse, through techniques such as pulverizing, mixing, extruding, oven dry, Novel clean-fuel that make various shaping (as bulk, graininess etc.), that can directly burn is for burning.
After above-mentioned biomass fuel making is shaping, except directly burning and using, can also be used by gasification furnace burning.And, when biomass fuel burns and uses in gasification furnace, than directly burning is more clean.
Concrete, gasification furnace is a kind of applying biological matter gasification technology, by the equipment of obtained for biomass fuel combustion reaction fuel gas.Although the time that biomass gasification technology is applied in China is long, be mostly applied to large scale industry field.
The utility model people have developed a kind of small-sized biomass gasifier in 2012, was heated by biomass fuel in this gasification furnace and can produce obtained biological fuel gas, achieved the application of biomass gasification technology.Be worth to realize it further, the utility model people has done further research on this basis, have developed a kind of cooking stove system that can utilize biomass fuel.
Utility model content
The utility model is to achieve these goals, a kind of biomass stove system is proposed, this biomass stove system is Miniaturization Design, family or restaurant's use can be adapted to, there is clean, health, feature that pollution is few, the generally application of biomass fuel can be realized, provide a kind of effective mode for biomass fuel enters city use.
In order to achieve the above object, the utility model is by the following technical solutions:
A kind of biomass stove system, comprise gasification furnace and burning stove, connecting gas transmission pipe road between gasification furnace and burning stove, above-mentioned gasification furnace is used for that biomass fuel is carried out combustion reaction and obtains biological fuel gas, and obtained biological fuel gas is delivered to burning stove by air delivering pipeline again and carries out burning use.
Wherein, gasification furnace at least comprises body of heater and bell, and described body of heater is made up of urceolus and inner core, and the upper end of described inner core is provided with charge door, and described bell is used for this charge door of capping; Described interior tube inner chamber is material chamber, is provided with air cavity between described inner tank theca and outer tube inner wall; The perisporium of described inner core upper end is provided with the first venthole being communicated with air cavity and material chamber, and the lower end of described inner core is provided with igniter, the discharge cover of fall cinder notch and this slag-drip opening of capping; The bottom of described air cavity is connected with air delivering pipeline by air outlet structure; Described body of heater is also provided with the air supply device to described material chamber air feed.
After adding biomass fuel in gasification furnace, can by ignited fuel by igniter, because bell when gasification furnace works is closed condition, so material chamber is airtight in gasification furnace, therefore, in the process of igniter fire and biomass fuel combustion, air supply device needs always air-supplied in feed chamber.Biomass fuel after lighting starts airtight burning, thus formation zoneofoxidation in combustion zone and reducing zone, and the region more than combustion zone forms the dry section of biomass fuel; Reducing zone reaction output biological fuel gas.Entered in air cavity by the first venthole after this biological fuel gas is formed thereupon.Owing to also mixing a large amount of gaseous state tar in biological fuel gas, when this gaseous state tar flows in air cavity, through the radiation of combustion zone inner tank theca high heat, now there is most gaseous state tar can carry out pyrolysis and form combustible gas, thus the tar content in biological fuel gas is reduced.
Because the bottom of air cavity is connected with air delivering pipeline by air outlet structure, so biological fuel gas continues to flow into air delivering pipeline from air cavity.Above-mentioned burning stove comprises the kitchen range top, burner and gas mixing unit, and the end of air delivering pipeline is communicated with described gas mixing unit.Biological fuel gas enters gas mixing unit from air delivering pipeline, and in hybrid chamber, combustion gas inputs described burner and burns after mixing with a certain proportion of air.
Above-mentioned biomass stove system utilizes biomass fuel to obtain biological fuel gas to carry out burning utilization, clean, health, pollute few, achieve the generally application of biomass fuel, the gasification furnace size adopted due to this system is little, coordinate Small Combustion stove, family or restaurant's use can be adapted to, compared with the large-scale gasification furnace only adapting to commercial Application with tradition, the utility model solves the technological difficulties of gasification furnace miniaturization, but also solve miniaturized gasifier system for the technological gap directly utilized after Biomass combustion gas, thus living beings technology is more widely used, biomass fuel is utilized more fully.In addition, gasification furnace of the present utility model is by arranging air cavity, and the most of gaseous state tar mixed in biological fuel gas carries out pyrolysis in air cavity, not only increases the amount of combustible gas, and improves the purity of biological fuel gas, decrease tar pollution.
In order to further optimize this system, the utility model can also by the following technical solutions:
First, although the generation of tar is unavoidable in biomass gasification reaction, the amount that tar produces can control.Because tar output when in-furnace temperature is 500 DEG C is maximum, be greater than or less than the generation that this temperature can reduce tar, and when temperature arrives more than 600 DEG C, tar also pyrolysis can form combustible gas.To this, an effective corrective measure is: the perisporium of inner core bottom is provided with mesh of giving vent to anger with described air cavity and expect that chamber is communicated with second.Because combustion zone is in the bottom of inner core, when the perisporium of inner core bottom be provided be communicated with described air cavity second give vent to anger mesh time, the air circulation speed of combustion zone increases, make combustion zone combustion reaction aggravation, combustion zone temperature rises and higher than 500 DEG C, thus can suppress the generation of a large amount of tar, in addition, when burning goes temperature to reach more than 600 DEG C, the tar pyrolysis of generation can also be made to form combustible gas.Therefore the content reducing tar in biological fuel gas can be played.Usually, gasification furnace combustion district is positioned at the position of inner core between distance inner core lower end height 130-300cm, therefore inner core is arranged the second mesh area of giving vent to anger should correspond to the position of combustion zone and be not less than the scope of combustion zone, preferably, described second mesh lower end of giving vent to anger is 100cm apart from the height of the lower end of described inner core, and the second lower end of giving vent to anger mesh is 320cm to the distribution height of upper end.
Air outlet structure due to connecting gas transmission pipe road is arranged on a place of body of heater, in order to when preventing work, give vent to anger in the above-mentioned second side that air-flow deflection that mesh gives vent to anger is provided with gas vibrational power flow of giving vent to anger, impact arranges the second actual effect of giving vent to anger mesh, therefore, can also be provided with the vertical demarcation strip of more than 2 pieces outer tube between wall and outer tube inner wall, described air cavity is all separated into the separate space of more than 2 by described demarcation strip.
If after considering burning lime-ash not in time discharge can block material chamber, combustion zone is diminished, is therefore provided with grey chamber below described material chamber, described in the grey chamber that falls be provided with ash gate; Described air outlet structure comprises the first air outlet structure being communicated with described air cavity and the grey chamber that falls, and the second air outlet structure of fall described in being communicated with grey chamber and air delivering pipeline.At the grey chamber place that falls, only comprise one deck urceolus, above-mentioned inner core extends the top of propping up grey chamber.
When arranging grey chamber, above-mentioned each separate space bottom is communicated with the grey chamber that falls by the first corresponding air outlet structure.
Preferably, what described interior tube inner chamber lower end was provided with downward reducing leads slag Taper Pipe, described in lead slag Taper Pipe lower ending opening be described slag-drip opening.Be convenient to collect lime-ash.Now, above-mentioned first air outlet structure for described in the outlet chamber of leading slag Taper Pipe periphery wall and being formed between described inner core lower surface and internal perisporium, and be communicated with the outlet chamber air admission hole of this outlet chamber and separate space, and be communicated with this outlet chamber and the outlet chamber venthole in the grey chamber that falls.
Preferably, described inner core bottom internal perisporium is provided with bulge loop, described in lead the downside that slag Taper Pipe upper end is resisted against described bulge loop.
Also be provided with chamber of rising again, now, described second air outlet structure is the chamber of rising again being located at outer drum outer wall, and the lower end in this chamber of rising again is provided with the chamber entrance of rising again in the grey chamber that to fall described in connection, and the upper end in this chamber of rising again is provided with the chamber of rising again be communicated with described air delivering pipeline and exports.
Preferably, give vent to anger higher than described second the upper end of mesh in rise again described in the upper end in chamber.
Preferably, the top of described inner core is provided with trapping cylinder, is provided with exhaust duct between a described trapping cylinder perisporium and inner core internal perisporium.
Tar gas can be included due in the biological fuel gas that produces in gasification furnace, make that biological fuel gas is impure affects combustion efficiency, and burning stove and contaminated environment can be polluted, therefore, tar filter can be set on air delivering pipeline, tar filter can be separated the tar gas liquefaction mixed in biological fuel gas, thus reaches the object of purification biological fuel gas.Concrete, described in rise again between chamber outlet with described air delivering pipeline and be provided with the first tar filter, described first tar filter is provided with the tar return duct in the grey chamber that to fall described in connection.Further, described air delivering pipeline is also provided with the second tar filter.Further, the 3rd tar filter is provided with between described air delivering pipeline and gas mixing unit.
In addition, because no matter biological fuel gas is when through purifying or without purification, wherein be difficult to avoid containing the burnt oil condition of part, when it mixes with air in gas mixing unit, part tar gas is had to know from experience liquefaction and become liquid and keep in hybrid chamber, use for a long time to solve hybrid chamber and be not crowded with by tar liquid, described gas mixing unit is provided with the tar return duct being connected to described 3rd tar filter.As can be seen here, the another one advantage of the utility model burning stove is exactly the left and right that hybrid chamber can play certain filtered tar, and make burning cleaner, peculiar smell is few, reduces environmental pollution.
Because the hybrid chamber in the utility model and material chamber all need air feed, so the air supply device in above-mentioned material chamber and the air feed of hybrid chamber can adopt same blower fan, or, also can adopt respective blower fan respectively.When adopting same blower fan, the air quantity needed for these two structures is different, can arrange air valve at distinguished and admirable place, regulates air quantity required separately by air valve.Concrete, described air supply device comprises the first blower fan and airduct, the outside of described body of heater is located at by described first blower fan, described airduct outer end connects described blower fan, described airduct the inner extends to the lower end of inner core, described first blower fan is by described airduct to material chamber air feed, and described igniter is installed on the air outlet place of described airduct, and described burning stove is provided with the second blower fan to described gas mixing unit air feed.Or described air supply device is airduct, described airduct the inner extends to the lower end of inner core, and described igniter is installed on the inner air outlet place of described airduct; Also comprise blower fan, the outer end of described airduct is connected with described blower fan, and described blower fan gives described air supply device and gas mixing unit air feed simultaneously.
According to actual conditions, the standby combustion gas of an above-mentioned gasifier system can also for multiple burning stove simultaneously, now, only need to arrange the air delivering pipeline that many connect gasification furnaces and each burning stove.Even combustion gas caisson device standby for gasifier system can also be stored, when needs, input burning stove uses.
For the setting of igniter, because combustion zone is in the bottom in material chamber, therefore igniter is installed on the inner air outlet place of described airduct, so not only makes structure simple, and contributes to igniting.
According to above-mentioned known, air feed in material chamber is also needed during igniting, and now burn because burning stove can not be lighted, therefore the air flue in air delivering pipeline and material chamber is not unobstructed, and very difficult point catches fire in this case, therefore bell is needed to open, material chamber air is circulated could light a fire, but can indoor environmental pollution be caused like this, often there is the situation of sootiness and peculiar smell, in order to address this problem, can arrange blast pipe on described air delivering pipeline, described blast pipe is provided with air bleeding valve.Blast pipe extends outdoor, thus can solve this problem.
Accompanying drawing explanation
Fig. 1 is the general arrangement schematic of a kind of biomass stove system of the utility model;
Fig. 2 is the topology view of gasification furnace of the present utility model;
Fig. 3 is the topology view of gas-cooker of the present utility model;
Fig. 4 is inner tube structure schematic diagram;
Fig. 5 is gasification furnace partial view;
Fig. 6 is 45 ° of stereograms after gasification furnace;
Fig. 7 is the front 45 ° of stereograms of gasification furnace.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
Shown in accompanying drawing 1-7, a kind of biomass stove system, comprises gasification furnace 1 and burning stove 2, is connected with air delivering pipeline 3 between described gasification furnace 1 and described burning stove 2.
Described gasification furnace 1 comprises body of heater 11 and bell 12, and described body of heater 11 is made up of urceolus 101 and inner core 102, and the upper end of described inner core 102 is provided with charge door, and described bell 12 is for this charge door of capping; Described inner core 102 inner chamber is material chamber 13, is provided with air cavity 14 between described inner core 102 outer wall and urceolus 101 inwall; The perisporium of described inner core 102 upper end is provided with the first venthole 19 being communicated with air cavity 14, and the lower end of described inner core 102 is provided with the discharge cover 105 of igniter 17, slag-drip opening 106 and this slag-drip opening 106 of capping; The bottom of described air cavity 14 is connected with air delivering pipeline 3 by air outlet structure; Described body of heater 11 is also provided with the air supply device to described material chamber 13 air feed.
Described burning stove 2 comprises the kitchen range top 21, burner 22 and gas mixing unit 23, inputs described burner 22 and burn after the combustion gas that air delivering pipeline 3 inputs by described gas mixing unit 23 mixes with air proportion.
The perisporium of inner core 102 bottom is provided with second giving vent to anger mesh 18 of being communicated with air cavity 14.Described second mesh 18 lower end of giving vent to anger is 100cm apart from the height of the lower end of described inner core 102, and its lower end is 320cm to the distribution height of upper end.
Material is provided with grey chamber 15 below chamber 13, described in the grey chamber 15 that falls be provided with ash gate 151; Described air outlet structure comprises the first air outlet structure being communicated with described air cavity 14 and the grey chamber 15 that falls, and the second air outlet structure of fall described in being communicated with grey chamber 15 and air delivering pipeline 3.
Be provided with the vertical demarcation strip 121 of more than 2 pieces between inner core 102 outer wall and urceolus 101 inwall, described air cavity 14 is all separated into the separate space of more than 2 by described demarcation strip 121, and described each separate space bottom is communicated with the grey chamber 15 that falls by the first corresponding air outlet structure.
What inner core 102 inner chamber lower end was provided with downward reducing leads slag Taper Pipe 122, described in lead slag Taper Pipe 122 lower ending opening be described slag-drip opening 106.
Described first air outlet structure for described in the outlet chamber 123 of leading slag Taper Pipe 122 periphery wall and being formed between described inner core 102 lower surface and internal perisporium, and be communicated with the outlet chamber air admission hole 124 of this outlet chamber 123 and separate space, and be communicated with the outlet chamber venthole 125 in this outlet chamber 123 and the grey chamber 15 that falls.
Inner core 102 bottom internal perisporium is provided with bulge loop 126, described in lead the downside that slag Taper Pipe 122 upper end is resisted against described bulge loop 126.
Described second air outlet structure is the chamber 16 of rising again being located at urceolus 101 outer wall, and this lower end of rising again chamber 16 is provided with the chamber entrance 161 of rising again in the grey chamber 15 that to fall described in connection, and this upper end of rising again chamber 16 is provided with the chamber of rising again be communicated with described air delivering pipeline 3 and exports 162.
Give vent to anger higher than described second the upper end of mesh 18 in the upper end in described chamber 16 of rising again.The top of described inner core 102 is provided with trapping cylinder 131, is provided with exhaust duct 132 between described trapping cylinder 131 perisporium and inner core 102 internal perisporium.
Rise again between chamber outlet 162 and described air delivering pipeline 3 and be provided with the first tar filter 41, described first tar filter 41 is provided with the tar return duct 44 in the grey chamber 15 that to fall described in connection.
Air delivering pipeline 3 is also provided with the second tar filter 42.The 3rd tar filter 43 is provided with between described air delivering pipeline 3 and gas mixing unit 23.Described gas mixing unit 23 is provided with the tar return duct 44 being connected to described 3rd tar filter 43.
Described air supply device comprises the first blower fan 7 ' and airduct 6, the outside of described body of heater 11 is located at by described first blower fan 7 ', described airduct 6 outer end connects described blower fan 7 ', described airduct 6 the inner extends to the lower end of inner core 102, described first blower fan 7 ' by described airduct 6 to material chamber 13 air feed, described igniter 17 is installed on the air outlet place of described airduct 6, and described burning stove 2 is provided with the second blower fan 7 to described gas mixing unit air feed.Or described air supply device is airduct 6, described airduct 6 the inner extends to the lower end of inner core 102, and described igniter 17 is installed on the inner air outlet place of described airduct 6; Also comprise blower fan 7, the outer end of described airduct 6 is connected with described blower fan 7, and described blower fan 7 gives described air supply device and gas mixing unit 23 air feed simultaneously.
Described air delivering pipeline is provided with blast pipe 5, and described blast pipe is provided with air bleeding valve 51.
Above-mentioned biomass stove system utilizes biomass fuel to obtain biological fuel gas to carry out burning utilization, clean, health, pollute few, achieve the generally application of biomass fuel, the gasification furnace size that this system adopts is little, coordinate Small Combustion stove, family or restaurant's use can be adapted to, compared with the large-scale gasification furnace only adapting to commercial Application with tradition, the utility model solves the technological difficulties of gasification furnace miniaturization, but also solve miniaturized gasifier system for the technological gap directly utilized after Biomass combustion gas, thus living beings technology is more widely used, biomass fuel is utilized more fully.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (10)
1. a biomass stove system, comprises gasification furnace and burning stove, is connected with air delivering pipeline between described gasification furnace and described burning stove; Described gasification furnace comprises body of heater and bell, and described body of heater is made up of urceolus and inner core, and the upper end of described inner core is provided with charge door, and described bell is used for this charge door of capping; Described interior tube inner chamber is material chamber, is provided with air cavity between described inner tank theca and outer tube inner wall; The perisporium of described inner core upper end is provided with the first venthole being communicated with described air cavity and material chamber, and the lower end of described inner core is provided with igniter, the discharge cover of fall cinder notch and this slag-drip opening of capping; The bottom of described air cavity is connected with air delivering pipeline by air outlet structure; Described body of heater is also provided with the air supply device to described material chamber air feed; Described burning stove comprises the kitchen range top, burner and gas mixing unit, inputs described burner and burn after the combustion gas that air delivering pipeline inputs by described gas mixing unit mixes with air proportion;
It is characterized in that, the perisporium of described inner core bottom is provided with and is communicated with second of described air cavity and material chamber and gives vent to anger mesh; Be provided with grey chamber below described material chamber, described in the grey chamber that falls be provided with ash gate; Described air outlet structure comprises the first air outlet structure being communicated with described air cavity and the grey chamber that falls, and the second air outlet structure of fall described in being communicated with grey chamber and air delivering pipeline.
2. a kind of biomass stove system according to claim 1, it is characterized in that, the vertical demarcation strip of more than 2 pieces is provided with between described inner tank theca and outer tube inner wall, described air cavity is all separated into the separate space of more than 2 by described demarcation strip, and described each separate space bottom is communicated with the grey chamber that falls by the first corresponding air outlet structure.
3. a kind of biomass stove system according to claim 1, is characterized in that, what described interior tube inner chamber lower end was provided with downward reducing leads slag Taper Pipe, described in lead slag Taper Pipe lower ending opening be described slag-drip opening.
4. a kind of biomass stove system according to claim 3, it is characterized in that, described first air outlet structure for described in the outlet chamber of leading slag Taper Pipe periphery wall and being formed between described inner core lower surface and internal perisporium, and be communicated with the outlet chamber air admission hole of this outlet chamber and separate space, and be communicated with this outlet chamber and the outlet chamber venthole in the grey chamber that falls.
5. a kind of biomass stove system according to claim 3, is characterized in that, described inner core bottom internal perisporium is provided with bulge loop, described in lead the downside that slag Taper Pipe upper end is resisted against described bulge loop.
6. a kind of biomass stove system according to any one of claim 1-5, it is characterized in that, described second air outlet structure is the chamber of rising again being located at outer drum outer wall, the lower end in this chamber of rising again is provided with the chamber entrance of rising again in the grey chamber that to fall described in connection, and the upper end in this chamber of rising again is provided with the chamber of rising again be communicated with described air delivering pipeline and exports.
7. a kind of biomass stove system according to claim 1, is characterized in that, the top of described inner core is provided with trapping cylinder, is provided with exhaust duct between described trapping cylinder perisporium and inner core internal perisporium.
8. a kind of biomass stove system according to claim 6, is characterized in that, described in rise again between chamber outlet with described air delivering pipeline and be provided with tar filter, described tar filter is provided with the tar return duct in the grey chamber that to fall described in connection.
9. a kind of biomass stove system according to claim 1, it is characterized in that, described air supply device comprises the first blower fan and airduct, the outside of described body of heater is located at by described first blower fan, described airduct outer end connects described blower fan, and described airduct the inner extends to the lower end of inner core, and described first blower fan passes through described airduct to material chamber air feed, described igniter is installed on the air outlet place of described airduct, and described burning stove is provided with the second blower fan to described gas mixing unit air feed.
10. a kind of biomass stove system according to claim 1, is characterized in that, described air supply device is airduct, and described airduct the inner extends to the lower end of inner core, and described igniter is installed on the inner air outlet place of described airduct; Also comprise blower fan, the outer end of described airduct is connected with described blower fan, and described blower fan gives described air supply device and gas mixing unit air feed simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520019665.7U CN204593479U (en) | 2015-01-12 | 2015-01-12 | A kind of biomass stove system |
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| CN201520019665.7U CN204593479U (en) | 2015-01-12 | 2015-01-12 | A kind of biomass stove system |
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| CN204593479U true CN204593479U (en) | 2015-08-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296009A (en) * | 2015-11-19 | 2016-02-03 | 苏州沃森优金电子科技有限公司 | Small gasification reaction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296009A (en) * | 2015-11-19 | 2016-02-03 | 苏州沃森优金电子科技有限公司 | Small gasification reaction device |
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Address after: 528306 5th floor, No.10 Chengye Road, Ronggui Desheng neighborhood committee, Shunde District, Foshan City, Guangdong Province Patentee after: Shunde Guangdong King Electric Technology Co.,Ltd. Address before: 528305, Guangdong, Foshan, Shunde province Ronggui Desheng Road, No. 10 Patentee before: GUANGDONG GASAKIN ELECTRICAL SCIENCE & TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20150826 Termination date: 20220112 |