CN102994157A - Double control straw gasification furnace - Google Patents
Double control straw gasification furnace Download PDFInfo
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- CN102994157A CN102994157A CN2012105334739A CN201210533473A CN102994157A CN 102994157 A CN102994157 A CN 102994157A CN 2012105334739 A CN2012105334739 A CN 2012105334739A CN 201210533473 A CN201210533473 A CN 201210533473A CN 102994157 A CN102994157 A CN 102994157A
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Abstract
The invention relates to a furnace, which is a double control straw gasification furnace. The furnace comprises a furnace body (1), a gasification chamber (3), a combustion chamber (6) and a double-layer water jacket (2). The furnace is characterized in that the gasification chamber (3) is provided with a gas pipe (10), an upper end of the gas pipe (10) enters into the combustion chamber (6); a wind distribution cover (18) is arranged under the gasification chamber (3); a blast pipe (13) is arranged on an external side of the furnace body (1); the middle of the blast pipe (13) is connected with a fan (14); an upper section of the blast pipe (13) is equipped with an upper control valve (12), and a lower section is equipped with a lower control valve (15); an upper end of the blast pipe (13) is provided with a wind pipe (11) folding into the gasification chamber (3) and connected to the gas pipe (10); and a lower wind pipe (16) at a lower end of the blast pipe (13) is connected with the wind distribution cover (18) under the gasification chamber (3). The invention has the following beneficial effects: a same oxygen supply source respectively supplies oxygen upwards and downwards, and oxygen supply can be determined according to combustion situation, so as to realize stable gasification, sufficient combustion, and no blowing rate loss; and the furnace has the advantages of simple structure, low cost, convenient operation, safety and reliability, is especially suitable for combustion utilization of straw and other biomass fuels, and has considerable market prospect.
Description
Technical field
The present invention relates to a kind of stove and accessory, i.e. a kind of dual control stalk gasifier.
Background technology
Stalk gasifier is the New stove of in recent years releasing, and how to be made of body of heater, vaporizer and fuel chamber etc.The principle of work of this stove and accessory is that the stalk of farm crop and other plants is packed in the vaporizer, lights under anoxic condition and decomposites inflammable gas, for fuel chamber's burning.This series products is theoretical clear and definite, simple structure, and the commercially available prod is also a lot,, can use smoothly, and the stove and accessory that produces a desired effect is but seldom.Studies show that the oxygen-supplying amount that this stove and accessory Main Problems is vaporizer is difficult to control.Oxygen-supplying amount is high, and the rapid after-flame of stalk in the stove can not aerogenesis.Oxygen-supplying amount is low, and stalk does not fire, can not decomposition gas.And the at present control of oxygen-supplying amount is only by the opening below the vaporizer, and regulating power is very limited, nor stable.For this reason, I once tried out blower fan and inputted oxygen in stove., whenever did should start blower fan, also is difficult to judge.Wind-force is difficult to enter uniformly after the start, causes burning uneven.In addition, the air quantity of existing blower fan is certain, and oxygen requirement changes in the stove, is difficult to coupling.Obviously, blower fan is too large or too littlely do not satisfy requirement, in situation that can not determine size, generally can only when aerogenesis is sufficient air quantity be drained by choosing blower fan than Wind Volume, causes thus the waste of electric energy, increases use cost.If employing computer control system, this problem are not scabrous,, will improve like this cost of domestic stove, surpass people's ability to bear.In addition, the combustion chamber of existing stove and accessory does not have apparatus of oxygen supply, and it is insufficient to burn, and is the important factor that hinders result of use yet.
Summary of the invention
The purpose of this invention is to provide a kind of oxygen-supplying amount of can being convenient to adjust, gasifying stalk is abundant, and it is remarkable to use effect, the stalk gasifier that use cost is lower.
Above-mentioned purpose is realized by following technical scheme: develop a kind of dual control stalk gasifier, comprise body of heater, vaporizer and combustion chamber, be provided with double-layer water jacket around the body of heater, be characterized in: the gas line that is provided with setting in the said vaporizer, the gas line upper end enters the combustion chamber, the vaporizer below is provided with even fan housing, the body of heater outside is provided with the blast tube of a setting, blower fan is connected at the blast tube middle part, the blast tube epimere is equipped with the control valve, hypomere is equipped with lower control valve, and the upper end of blast tube has upcast ventilation pipe to fold into vaporizer connection gas line, and the even fan housing of the lower air conduit of blast tube lower end and vaporizer below interrelates.
There is fire door top, said combustion chamber, and a side has flue, is provided with the combustion gas head in the combustion chamber, the combustion gas head outside is a bowl-shape cover, and bowl-shape cover one side has rotation pipe and gas line to be rotationally connected, and in the bowl-shape cover pillar is arranged, be provided with gland above the pillar, around the gland and gapped between the upper limb of bowl-shape cover.
Said even fan housing has a upper coarse and lower fine taper shell, is provided with many group wind hole around the taper shell, has base plate to link to each other with inboard wall of furnace body under the taper shell, has ash port in the middle of the base plate, and the lower air conduit of gas line enters in the body of heater relative with the outside of even fan housing.
Said even fan housing has a upper coarse and lower fine taper shell, is provided with many group wind hole around the taper shell, has base plate to link to each other with inboard wall of furnace body under the taper shell, have ash port in the middle of the base plate, the lower air conduit of gas line enters even fan housing, the sealing of lower air conduit termination, and upside and both sides respectively have the wind hole.
Said even fan housing has a upper coarse and lower fine taper shell, be provided with many group wind hole around the taper shell, there is base plate to link to each other with inboard wall of furnace body under the taper shell, have ash port in the middle of the base plate, the lower air conduit of gas line is divided into two forks and enters even fan housing, the outer end sealing of each breeches pipe, the outside and upside have the wind hole.
Said body of heater is contained in the enclosure.
Be inserted with heat pipe in the said vaporizer, stretch out outside the body of heater heat pipe outer end, and temperature controller is housed, and temperature controller and fan switch and lower control threshold switch interrelate.
Said heat pipe is contained on the blanking bar.
Said water jacket is provided with explosion relief valve.
The invention has the beneficial effects as follows: same oxygen source is to respectively up and down oxygen supply, can determine oxygen-supplying amount by national combustion position, fuel gasification is stable, sufficient combustion, lose without air quantity, and have simple in structure, with low cost, convenient operation, the advantage such as safe and reliable, be particularly suitable for the burning utilization of the biomass fuels such as stalk, market outlook are very considerable.
Description of drawings
Fig. 1 is the front view of the first embodiment;
Fig. 2 is the vertical view of the first embodiment;
Fig. 3 is the front view of the parts combustion gas head of the first embodiment;
Fig. 4 is the vertical view of the parts combustion gas head of the first embodiment;
Fig. 5 is the front view of the even fan housing of parts of the first embodiment;
Fig. 6 is the vertical view of the even fan housing of parts of the first embodiment;
Fig. 7 is the front view of the second embodiment;
Fig. 8 is the front view of the third embodiment;
Fig. 9 is the vertical view of the third embodiment;
Figure 10 is the vertical view of the 4th kind of embodiment;
Figure 11 is the front view of the 5th kind of embodiment;
Figure 12 is the vertical view of the 5th kind of embodiment;
Figure 13 is the front view of the 6th kind of embodiment;
Figure 14 is the control block diagram of the 6th kind of embodiment.
Among the figure as seen: body of heater 1, water jacket 2, vaporizer 3, flue 4, hot-water line 5, combustion chamber 6, fire door 7, combustion gas 8, inspection window 9, gas line 10, upcast ventilation pipe 11, upper control valve 12, blast tube 13, blower fan 14, lower control valve 15, lower air conduit 16, soot door 17, even fan housing 18, return water pipe 19, bowl-shape cover 20, column 21, pressing plate 22, rotation pipe 23, taper shell 24, wind hole 25, base plate 26, ash port 27, blanking handle 28, blanking bar 29, sleeve pipe 30, blanking pawl 31, breeches pipe 32, enclosure 33, heat pipe 34, temperature controller 35, explosion relief valve 36.
Embodiment
The first embodiment: as shown in Figure 1 and Figure 2, this dual control stalk gasifier comprises body of heater 1, gasification Room 3 and combustion chamber 6, and 6 tops, combustion chamber have fire door 7 and inspection window 9, one sides that flue 4 is arranged.Be provided with double-layer water jacket 2 around the body of heater 1, water jacket 2 is to picking out hot-water line 5 and return water pipe 19, and the two ends that hot-water line 5 and return water pipe 19 can be received the city radiator consist of heat supplying loop.Be provided with the gas line 10 of setting in the vaporizer 3, gas line 10 upper ends enter combustion chamber 6, are provided with combustion gas 8 in the combustion chamber 6.In conjunction with Fig. 3 Fig. 4 as seen, the outside of combustion gas 8 is bowl-shape covers 20, and bowl-shape cover 20 1 sides have rotation pipe 23 and gas line 10 to be rotationally connected, and in the bowl-shape cover 20 pillar 21 are arranged, be provided with gland 22 above the pillar 21, around the gland 22 and gapped between the upper limb of bowl-shape cover 20.
Body of heater 1 outside is provided with the blast tube 13 of a setting, blower fan 14 is connected at blast tube 13 middle parts, blast tube 13 epimeres are equipped with control valve 12, hypomere is equipped with lower control valve 15, the upper end of blast tube 13 has upcast ventilation pipe 11 to fold into vaporizer 3 connection gas line 10, and blast tube 13 lower ends have lower air conduit 16 relative with even fan housing 18 outsides.
During work, 8 pendulum of the combustion gas in the combustion chamber 6 on one side, are taken away the loam cake of vaporizer 3, the stalk fuel of the pulverizing of packing into is also lighted.Generally speaking, oxygen can enter vaporizer 3 by the ash port 27 in the middle of soot door 17 and even fan housing 18 base plates 26, after burning for some time, close soot door 17, vaporizer 3 interior anoxics, stalk is under the state that is not going out also not, and temperature remains on the temperature of straw splitting, be fit to the cracking of stalk, produce inflammable gas.Can guarantee the burning of combustion chamber.
Obviously, too much when the oxygen supply of vaporizer 3, stalk will burn rapidly, the utilization that can not continue.When the temperature of vaporizer is excessively low, stalk will stop cracking, even extinguishes fully.Therefore, can adjust oxygen-supplying amount according to the combustion position of combustion chamber., after burning for some time, the clearence degree of stalk will reduce, and ash port 27 is also by silting, and it is inadequate only depending on unlatching soot door 17 to come supplemental oxygen, and can start blower fan 14 this moment, and amplify lower control valve 15, injects combustion air to vaporizer 3 by force.The wind-force that injects after the accumulation of the periphery of even fan housing 18 from around each wind hole 25 evenly enter vaporizer 3, make the burning uniformity in the vaporizer 3.When the burning of combustion chamber 6 is normal, can suitably close blower fan 14, this moment, unnecessary wind namely entered combustion chamber 6 from upcast ventilation pipe 11, played combustion-supporting effect, can not cause waste.
The stove and accessory that the second embodiment: Fig. 7 introduces and the stove and accessory of the first embodiment are basic identical, difference is the middle part at body of heater, a cover doffer is equipped with in the position that is relative vaporizer 3, this doffer has a blanking bar 29 to cross vaporizer 3, blanking bar 29 outer surface covers have sleeve pipe 30, branched blanking pawl 31 is equipped with in the outside of sleeve pipe 30, and an end of blanking bar 29 stretches out body of heater 1, and a blanking handle 28 is housed.During work, at set intervals, shake blanking handle 28 by the people, can make the stalk in the vaporizer 3 shake off ashes, increase porosity, be beneficial to even oxygen supply and stable decomposition.
The third embodiment: the stove and accessory of introducing such as Fig. 8 Fig. 9 and the stove and accessory of the first embodiment are basic identical, difference is that lower air conduit 19 directly inserts in the even fan housing 18 below the vaporizers 3, the outer end of lower air conduit 16 is airtight, both sides and upside are respectively opened four wind holes 25, also can provide oxygen uniformly in vaporizer 3.
The stove and accessory of the 4th kind of embodiment: Figure 10 introduction and the structure of the third embodiment are basic identical, lower air conduit 19 directly inserts in the even fan housing 18 below the vaporizer 3, different is: lower air conduit 16 is divided into two breeches pipes 32, the outer end of two breeches pipes 32 is airtight, the outside and upside are respectively opened three wind holes 25, also can provide oxygen uniformly in vaporizer 3.
The 5th kind of embodiment: Figure 11, shown in Figure 12, body of heater are contained in cubical enclosure 33 the insides, make body of heater top one-tenth for ease of the platform of cooking operation, and be moulded more attractive in appearance.
The 6th kind of embodiment: shown in Figure 14 such as Figure 13, at heat pipe 34 of vaporizer 3 interior insertions, heat pipe 34 can be contained on the blanking bar 29, is perhaps substituted by the blanking bar, and its outer end is exposed at outside the body of heater 1, and links to each other with temperature controller 35.Temperature controller 35 can be set up and down two temperature control points according to the burning-point of stalk, when the temperature in the vaporizer 3 was lower than cracking temperature, temperature controller control fan starting made lower control valve 15 amplified flows simultaneously, temperature in vaporizer has reached high point, even blower fan cuts out or lower control valve 15 cuts out.Certainly, can set more temperature control point, lower control valve 15 is according to the size that needs by-pass cock in the stove.
Claims (9)
1. dual control stalk gasifier, comprise body of heater (1), vaporizer (3) and combustion chamber (6), body of heater (1) is provided with double-layer water jacket (2) on every side, it is characterized in that: the gas line (10) that is provided with setting in the said vaporizer (3), gas line (10) upper end enters combustion chamber (6), vaporizer (3) below is provided with even fan housing (18), body of heater (1) outside is provided with the blast tube (13) of a setting, blower fan (14) is connected at blast tube (13) middle part, blast tube (13) epimere is equipped with control valve (12), hypomere is equipped with lower control valve (15), the upper end of blast tube (13) has upcast ventilation pipe (11) to fold into vaporizer (3) connection gas line (10), and the lower air conduit (16) of blast tube (13) lower end interrelates with the even fan housing (18) of vaporizer (3) below.
2. dual control stalk gasifier according to claim 1, it is characterized in that: there is fire door (7) said combustion chamber (6) top, one side has flue (4), be provided with combustion gas head (8) in the combustion chamber (6), combustion gas head (8) outside is a bowl-shape cover (20), bowl-shape cover (20) one sides have rotation pipe (23) and gas line (10) to be rotationally connected, pillar (21) is arranged in the bowl-shape cover (20), be provided with gland (22) above the pillar (21), gland (22) on every side and gapped between the upper limb of bowl-shape cover (20).
3. dual control stalk gasifier according to claim 1, it is characterized in that: said even fan housing (18) has a upper coarse and lower fine taper shell (24), taper shell (24) is provided with many groups wind hole (25) on every side, there is base plate (26) to link to each other with body of heater (1) inwall under the taper shell (24), have ash port (27) in the middle of the base plate (26), the lower air conduit (16) of gas line (10) enters in the body of heater (1) relative with the outside of even fan housing (18).
4. dual control stalk gasifier according to claim 1, it is characterized in that: said even fan housing (18) has a upper coarse and lower fine taper shell (24), taper shell (24) is provided with many groups wind hole (25) on every side, there is base plate (26) to link to each other with body of heater (1) inwall under the taper shell (24), have ash port (27) in the middle of the base plate (26), the lower air conduit (16) of gas line (10) enters even fan housing (18), the sealing of lower air conduit (16) termination, upside and both sides respectively have wind hole (25).
5. dual control stalk gasifier according to claim 1, it is characterized in that: said even fan housing (18) has a upper coarse and lower fine taper shell (24), taper shell (24) is provided with many groups wind hole (25) on every side, there is base plate (26) to link to each other with body of heater (1) inwall under the taper shell (24), have ash port (27) in the middle of the base plate (26), the lower air conduit (16) of gas line (10) is divided into two forks and enters even fan housing (18), the outer end sealing of each breeches pipe (32), the outside and upside have wind hole (25).
6. dual control stalk gasifier according to claim 1, it is characterized in that: said body of heater (1) is contained in the enclosure (33).
7. dual control stalk gasifier according to claim 1, it is characterized in that: be inserted with heat pipe (34) in the said vaporizer (3), stretch out outside the body of heater (1) heat pipe (34) outer end, and temperature controller (35) is housed, and temperature controller (35) interrelates with blower fan (14) switch and lower control valve (15) switch.
8. dual control stalk gasifier according to claim 7 is characterized in that: be inserted with heat pipe (34) in the said vaporizer (3) and be contained on the blanking bar (29).
9. dual control stalk gasifier according to claim 1, it is characterized in that: said body of heater (1) is provided with explosion relief valve (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105334739A CN102994157A (en) | 2012-12-12 | 2012-12-12 | Double control straw gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105334739A CN102994157A (en) | 2012-12-12 | 2012-12-12 | Double control straw gasification furnace |
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| Publication Number | Publication Date |
|---|---|
| CN102994157A true CN102994157A (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012105334739A Pending CN102994157A (en) | 2012-12-12 | 2012-12-12 | Double control straw gasification furnace |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674285A (en) * | 2016-03-31 | 2016-06-15 | 彭本晨 | Novel domestic waste gasifier |
| CN105733690A (en) * | 2015-05-23 | 2016-07-06 | 刘全胜 | Furnace temperature and air supply amount control system for gasifying furnace in biomass gasification power generation device |
| CN105754661A (en) * | 2015-05-23 | 2016-07-13 | 刘全胜 | Uninterrupted automatic-control biomass gas power generation device |
| CN105889974A (en) * | 2014-12-29 | 2016-08-24 | 贵州省烟草公司黔西南州公司 | Wind distribution device of wind screen flame retardant system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2568664Y (en) * | 2002-09-17 | 2003-08-27 | 东南大学 | Orienting jetting fluidized bed gasification furnace |
| CN202442366U (en) * | 2012-02-27 | 2012-09-19 | 李娜 | Integrated thermal cycling gasification furnace |
| CN202945211U (en) * | 2012-12-12 | 2013-05-22 | 开鲁县四福节能设备技术研究所 | Double-control straw gasification furnace |
-
2012
- 2012-12-12 CN CN2012105334739A patent/CN102994157A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2568664Y (en) * | 2002-09-17 | 2003-08-27 | 东南大学 | Orienting jetting fluidized bed gasification furnace |
| CN202442366U (en) * | 2012-02-27 | 2012-09-19 | 李娜 | Integrated thermal cycling gasification furnace |
| CN202945211U (en) * | 2012-12-12 | 2013-05-22 | 开鲁县四福节能设备技术研究所 | Double-control straw gasification furnace |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889974A (en) * | 2014-12-29 | 2016-08-24 | 贵州省烟草公司黔西南州公司 | Wind distribution device of wind screen flame retardant system |
| CN105733690A (en) * | 2015-05-23 | 2016-07-06 | 刘全胜 | Furnace temperature and air supply amount control system for gasifying furnace in biomass gasification power generation device |
| CN105754661A (en) * | 2015-05-23 | 2016-07-13 | 刘全胜 | Uninterrupted automatic-control biomass gas power generation device |
| CN105674285A (en) * | 2016-03-31 | 2016-06-15 | 彭本晨 | Novel domestic waste gasifier |
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Application publication date: 20130327 |