CN204240406U - Biomass direct-fired furnace - Google Patents
Biomass direct-fired furnace Download PDFInfo
- Publication number
- CN204240406U CN204240406U CN201420445319.0U CN201420445319U CN204240406U CN 204240406 U CN204240406 U CN 204240406U CN 201420445319 U CN201420445319 U CN 201420445319U CN 204240406 U CN204240406 U CN 204240406U
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- fixedly connected
- flue
- casing drum
- fired furnace
- grate
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Abstract
The utility model discloses a kind of biomass direct-fired furnace, comprise flue, burner, grate, feeding device, wind pushing mechanism, it is characterized in that, described burner is fixedly connected with described flue, burner is provided with air holes, feeding device is fixedly installed below described flue, described feeding device is fixedly connected with grate, described feeding device comprises casing drum, elevating mechanism, described elevating mechanism is fixedly connected with described casing drum, described casing drum top is provided with fire grate, described fire grate and casing drum hinged, described fire grate is provided with air vent; Biomass fuel is directly burnt by biomass direct-fired furnace provided by the utility model, after upper igniting, start to burn from top to bottom, when fuel after-flame in the combustion chamber that flue and fire grate are formed, secondary charging can be carried out by feeding device from lower furnace.
Description
Technical field
The utility model relates to a kind of combustion furnace, and more particularly, the utility model relates to a kind of biomass direct-fired furnace using living beings such as agricultural crop straws as fuel.
Background technology
Stove and accessory is a kind of kitchen tool conventional in people's daily life, common conventional oven is using the non-renewable energy resources such as natural gas, coal as fuel, especially when using coal as fuel, also directly can cause severe contamination to the living environment of the mankind, fewer and feweri along with these non-renewable energy resources, people turn one's attention to reproducible biomass fuel.With the reproducible living beings such as agricultural crop straw, timber waste for biomass fuel made by raw material; special combustion stove is adopted to burn to it; replace the use of traditional energy; like this to an effective utilization ways of biological material; energy problem required in human lives's production can be solved simultaneously to a great extent, ecological environment is improved and protects.
Engender the various stove and accessorys using living beings as fuel in recent years, had plenty of and first biomass fuel is gasified in gasification furnace, obtain fuel gas, then the fuel gas obtained has been derived and utilize; Have plenty of first by controlling to pass into the amount of air by biomass fuel imperfect combustion, generate fuel gas, then fuel gas fully mixes with air again, directly burns.Have gasifying furnace device than it, the Range structure of this direct biomass burning is simple, and production cost is low, can ensure biomass fuel Thorough combustion simultaneously, meet family, particularly the use of vast rural households kitchen guarding.Not only efficiency of combustion is low when concrete use for the upright burner of existing associated biomolecule, a large amount of flue gas is had to exist during burning, and on lasting loading problems, there is very large deficiency, secondary charging can not be carried out, if reinforced, can only feed in raw material from fire door, after reinforced, biomass fuel can be caused not burn well, and produce the pernicious gases such as tar, use to concrete family and bring difficulty.
Utility model content
The utility model, for solving above-mentioned existing issue, provides a kind of from upper igniting, burns from top to bottom, can carry out the biomass direct-fired furnace of secondary charging from the bottom up.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of biomass direct-fired furnace, comprise flue, burner, grate, feeding device, wind pushing mechanism, it is characterized in that, described burner is fixedly connected with described flue, burner is provided with air holes, feeding device is fixedly installed below described flue, described feeding device is fixedly connected with grate, described feeding device comprises casing drum, elevating mechanism, described casing drum is fixedly connected with described flue, described elevating mechanism is positioned at the below of casing drum, described elevating mechanism is fixedly connected with described casing drum, described casing drum top is provided with fire grate, described fire grate and casing drum hinged, described fire grate is provided with air vent, described wind pushing mechanism comprises ventilation shaft, and described ventilation shaft is fixedly connected with described casing drum, and described ventilation shaft one end extends to described burner, and the other end of described ventilation shaft is connected with casing drum.Biomass fuel is directly burnt by biomass direct-fired furnace provided by the utility model, after upper igniting, start to burn from top to bottom, when fuel after-flame in the combustion chamber that flue and fire grate are formed, secondary charging can be carried out by feeding device from lower furnace.
As preferably, described casing drum comprises at the bottom of barrel, cylinder, and fitting with barrel at the bottom of described cylinder is slidably connected, described barrel is provided with charge door, described charge door is provided with feeding cover, and described feeding cover and barrel barrel are hinged, and are fixedly installed charging deck at the bottom of described cylinder.When carrying out reinforced, biomass fuel is added on charging deck by charge door.
As preferably, described charging deck comprises horizontal charge platform, material-feeding rack, and described material-feeding rack is fixedly connected with at the bottom of cylinder, and described horizontal charge platform is fixedly connected with material-feeding rack.Horizontal charge platform is used for carrying biomass fuel, described horizontal charge platform preferably and barrel fit.
As preferably, described elevating mechanism comprises tooth bar, gear, and described rack and pinion engagement, described gear is flexibly connected with grate, and described gear is installed with handle.The object of carrying out secondary charging from the biomass direct-fired furnace bottom involved by the utility model is reached by the cooperation of rack pinion.
As preferably, described tooth bar is positioned at the geometric center of furnace bottom, and the length of described tooth bar is greater than the height of described charge door.At the bottom of tooth bar is positioned at tin, geometric center makes its mechanical structure more stable, to the requirement of tooth bar and charge door size, is the operability in order to ensure reinforced action.
As preferably, described burner comprises the first fire door, the second fire door, and described second fire door is positioned at the top of the first fire door, is fixedly connected with the first fire door, and the diameter of described first fire door is greater than the diameter of the second fire door, and described first fire door is provided with air holes.The hierarchical design of burner, makes firepower more concentrated larger.
As preferably, described flue surrounding is provided with boiler clothing, and described boiler clothing is fixedly connected with flue, is heat-proof device in the middle of boiler clothing and flue.Heat-proof device avoids the outside of stove in use excessively boiling hot.
As preferably, described wind pushing mechanism also comprises fan interface, blower fan, and described fan interface is fixedly connected with described ventilation shaft, and described fan interface is electrically connected with blower fan.Wind pushing mechanism provides required oxygen for biomass combustion.
As preferably, described ventilation shaft is provided with control valve, and described control valve is for regulating the air quantity entered in stove.
Compared with prior art, the beneficial effect that the utility model produces is: with existing from down-firing, the mode of carrying out from the bottom to top burning is compared, technical scheme provided by the utility model is lighted a fire from above, combustion system is designed to from top to bottom, the combustible gas generated fully is mixed with air by upper air holes, makes fuel gas Thorough combustion, improves the utilization ratio of biomass combustion; Meanwhile, achieve by liftable charging deck, mobilizable fire grate the secondary charging carrying out biomass fuel from down, solve Problems existing on existing stove secondary charging, thus realize the sustainable supply of heat energy; By the appropriate design to the biomass direct-fired furnace involved by the utility model, make furnace type structure compact, operate simple and easy, reinforced simple and convenient, can operate without the need to any specialized guidance; Meanwhile, ensure that the high burning efficiency of biomass fuel, smokeless, grey few, few tar, is well suited for the use of family, especially vast rural households.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is left view of the present utility model;
Fig. 3 is top view of the present utility model;
Fig. 4 is phantom of the present utility model.
1, flue; 2, the first fire door; 3, the second fire door; 4, upper air holes; 5, barrel; 6, at the bottom of cylinder; 7, feeding cover; 8, horizontal charge platform; 9, material-feeding rack; 10, tooth bar; 11, gear; 12, grate; 13, handle; 14, boiler clothing, 15, heat-proof device; 16, ventilation shaft; 17, fan interface; 18, control valve; 19, fire grate; 20, air vent.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model will be further described.
A kind of biomass direct-fired furnace, comprise flue 1, burner, grate 12, feeding device, wind pushing mechanism, described burner is fixedly connected with described flue 1, described burner comprises the first fire door 2, second fire door 3, described second fire door 3 is positioned at the top of the first fire door 2, be fixedly connected with the first fire door 2, the diameter of described first fire door 2 is greater than the diameter of the second fire door 3, described first fire door 2 is provided with air holes 4, feeding device is fixedly installed below described flue 1, described feeding device comprises casing drum, elevating mechanism, described casing drum is fixedly connected with described flue 1, described elevating mechanism is positioned at the below of casing drum, described elevating mechanism is fixedly connected with described casing drum, described casing drum to comprise at the bottom of barrel 5, cylinder 6,6 to fit with barrel 5 and be slidably connected at the bottom of described cylinder, described barrel 5 is provided with charge door, charge door is provided with feeding cover 7, described feeding cover 7 is hinged with barrel 5, be fixedly installed charging deck on 6 at the bottom of described cylinder, described charging deck comprises horizontal charge platform 8, material-feeding rack 9, and described material-feeding rack 96 to be fixedly connected with at the bottom of cylinder, described horizontal charge platform 8 is fixedly connected with material-feeding rack 9, and horizontal charge platform 8 and barrel 5 are fitted, described elevating mechanism comprises tooth bar 10, gear 11, described tooth bar 10 engages with gear 11, described gear 11 is flexibly connected with grate 12, described gear 11 is installed with handle 13, described tooth bar 10 is positioned at the geometric center of at the bottom of described cylinder 6, and the length of described tooth bar 10 is greater than the height of described charge door, flue 1 surrounding is provided with boiler clothing 14, and described boiler clothing 14 is fixedly connected with flue 1, is provided with heat-proof device 15 in the middle of boiler clothing 14 and flue 1, described wind pushing mechanism comprises ventilation shaft 16, fan interface 17, blower fan, described ventilation shaft 16 is fixedly connected with described casing drum barrel 5, described ventilation shaft 16 one end extends to described burner, the other end of described ventilation shaft 16 is connected with casing drum, described ventilation shaft 16 is provided with control valve 18, described control valve 18 is for regulating the air force entered in stove, and described fan interface 17 is fixedly connected with described ventilation shaft 16, and described fan interface 17 is electrically connected with blower fan, described casing drum top is provided with fire grate 19, and described fire grate 19 is hinged with casing drum barrel 5, and described fire grate 19 is provided with air vent 20.
When using the biomass direct-fired furnace involved by the utility model, first light a fire from fire door, open blower fan, biomass fuel takes fire in the combustion chamber that flue and fire grate are formed, fuel generates fuel gas in a combustion chamber, air is fully mixed with fuel gas by upper air holes, burns, and burned flame makes flame more violent more concentrated by the fire door of reduction design.When the biomass fuel of combustion chamber is not enough, user first can pull out fire grate, by the handle on transmitting gear, the position of horizontal charge platform is displaced downwardly to below charge door, open feeding cover, the interpolation of fuel is carried out by charge door, then close feeding cover, it is concordant with the upper plane of fire grate that horizontal charge platform is risen to plane on it by the handle on transmitting gear, close fire grate, now, the fuel be positioned on horizontal charge platform is just transferred on fire grate, complete secondary charging, thus burning behavior just can proceed in a combustion chamber.
Above-mentioned detailed description of the invention is only used to explain bright the utility model; but not be that the utility model is limited; in the protection domain of aim of the present utility model and claim; the any replacement made the utility model, amendment and change, all will fall into protection domain of the present utility model.
Claims (8)
1. a biomass direct-fired furnace, comprise flue, burner, grate, feeding device, wind pushing mechanism, it is characterized in that, described burner is fixedly connected with described flue, burner is provided with air holes, feeding device is fixedly installed below described flue, described feeding device is fixedly connected with grate, described feeding device comprises casing drum, elevating mechanism, described casing drum is fixedly connected with described flue, described elevating mechanism is positioned at the below of casing drum, described elevating mechanism is fixedly connected with described casing drum, described casing drum top is provided with fire grate, described fire grate and casing drum hinged, described fire grate is provided with air vent, described wind pushing mechanism comprises ventilation shaft, and described ventilation shaft is fixedly connected with described casing drum, and described ventilation shaft one end extends to described burner, and the other end of described ventilation shaft is connected with casing drum.
2. biomass direct-fired furnace as claimed in claim 1, it is characterized in that, described casing drum comprises at the bottom of barrel, cylinder, fit with barrel at the bottom of described cylinder and be slidably connected, described barrel is provided with charge door, described charge door is provided with feeding cover, and described feeding cover and barrel barrel are hinged, and are fixedly installed charging deck at the bottom of described cylinder.
3. biomass direct-fired furnace as claimed in claim 2, it is characterized in that, described charging deck comprises horizontal charge platform, material-feeding rack, and described material-feeding rack is fixedly connected with at the bottom of cylinder, and described horizontal charge platform is fixedly connected with material-feeding rack.
4. biomass direct-fired furnace as claimed in claim 1, it is characterized in that, described elevating mechanism comprises tooth bar, gear, and described rack and pinion engagement, described gear is flexibly connected with grate, and described gear is installed with handle.
5. biomass direct-fired furnace as claimed in claim 1, it is characterized in that, described burner comprises the first fire door, the second fire door, described second fire door is positioned at the top of the first fire door, be fixedly connected with the first fire door, the diameter of described first fire door is greater than the diameter of the second fire door, and described first fire door is provided with air holes.
6. the biomass direct-fired furnace as described in any one of claim 1 to 5, is characterized in that, described flue surrounding is provided with boiler clothing, and described boiler clothing is fixedly connected with flue, is heat-proof device in the middle of boiler clothing and flue.
7. the biomass direct-fired furnace as described in any one of claim 1 to 5, is characterized in that, described wind pushing mechanism also comprises fan interface, blower fan, and described fan interface is fixedly connected with described ventilation shaft, and described fan interface is electrically connected with blower fan.
8. the biomass direct-fired furnace as described in any one of claim 1 to 5, is characterized in that, described ventilation shaft is provided with control valve, and described control valve is for regulating the air quantity entered in stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445319.0U CN204240406U (en) | 2014-08-08 | 2014-08-08 | Biomass direct-fired furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445319.0U CN204240406U (en) | 2014-08-08 | 2014-08-08 | Biomass direct-fired furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204240406U true CN204240406U (en) | 2015-04-01 |
Family
ID=52769895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420445319.0U Expired - Fee Related CN204240406U (en) | 2014-08-08 | 2014-08-08 | Biomass direct-fired furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204240406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104132369A (en) * | 2014-08-08 | 2014-11-05 | 金桂方 | Biomass direct combustion furnace |
-
2014
- 2014-08-08 CN CN201420445319.0U patent/CN204240406U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104132369A (en) * | 2014-08-08 | 2014-11-05 | 金桂方 | Biomass direct combustion furnace |
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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 |
Granted publication date: 20150401 Termination date: 20150808 |
|
| EXPY | Termination of patent right or utility model |