CN102589271A - Granular fuel combustor - Google Patents
Granular fuel combustor Download PDFInfo
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- CN102589271A CN102589271A CN2012100389966A CN201210038996A CN102589271A CN 102589271 A CN102589271 A CN 102589271A CN 2012100389966 A CN2012100389966 A CN 2012100389966A CN 201210038996 A CN201210038996 A CN 201210038996A CN 102589271 A CN102589271 A CN 102589271A
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Abstract
The invention provides a granular fuel combustor which comprises an igniting device, an air feeder, an inner enclosure, an outer enclosure, a feeding device, a drying furnace, a radiating pipe, a circulating fan and an exhaust pipe, wherein the igniting device is provided with an igniting end and is connected with the air feeder, the igniting end is arranged in the inner enclosure, the inner enclosure is arranged in the outer enclosure and is provided with an inner enclosure outlet, the outer surface of the inner enclosure and the inner surface of the outer enclosure form an air flow space, the outer enclosure is provided with an outer enclosure outlet communicated with the air flow space, the drying furnace is provided with a furnace chamber, the furnace chamber is provided with a furnace chamber opening communicated with the air flow space, the pipe body of the radiating pipe is arranged in the furnace chamber, an inlet pipe opening is communicated with the inner enclosure outlet, an outlet pipe opening is arranged outside the drying furnace, the circulating fan is provided with a fan outlet and a fan inlet communicated with the outer enclosure outlet, the exhaust pipe is provided with an air inlet communicated with the fan outlet and an air outlet arranged in the drying furnace, the feeding device is provided with a material outlet which is arranged in the inner enclosure. The granular fuel combustor provided by the invention has high heat energy utilization rate.
Description
Technical field
This patent relates to burner, relates in particular to granular fuel combustor.
Background technology
At present, granular fuel is made through technologies such as pulverizing, mixing, extruding, oven dry by waste agronomic crops such as stalk, straw, bark, peanut shell, timber.Existing granular fuel combustor is through igniter granular fuel to be lighted a fire and the indoor granular fuel of pilot combustion, and utilizes air blast air blast in the combustion chamber, and still, this granular fuel combustor heat energy utilization rate is low.
Patent content
The problem that this patent solves is the existing low problem of granular fuel combustor heat energy utilization rate.
For addressing the above problem, this patent provides a kind of granular fuel combustor, and this granular fuel combustor comprises igniter, pressure fan, inner bag, outer courage, pay-off, drying oven, radiating tube, circulating fan and blast pipe.Said igniter has firing tip, and this firing tip is positioned at inner bag.Said this pressure fan is connected with igniter.Said inner bag is positioned at outer courage and has the inner bag outlet, and the outer surface of inner bag constitutes airflow space with the inner surface of outer courage.Said outer courage has the outer courage outlet that is communicated with this airflow space.Said drying oven has furnace chamber, and this furnace chamber has the furnace chamber mouth that is communicated with said airflow space; Said radiating tube has pipe shaft, lay respectively at the pipe shaft end go into the mouth of pipe and outlet spout, said pipe shaft is positioned at said furnace chamber, saidly goes into the inner bag outlet that the mouth of pipe is communicated with said inner bag, said outlet spout is positioned at outside the said drying oven.Said circulating fan has the blower fan outlet and is communicated with the fans entrance of said outer courage outlet.Said blast pipe has air inlet that is communicated with said blower fan outlet and the gas outlet that is positioned at said furnace chamber.Said pay-off has discharging opening, and this discharging opening is positioned at said inner bag.
Alternatively; Said pay-off comprises feeding funnel, material stopping valve, feed pipe and feeding spiro rod, and wherein, said feeding funnel has feeding port; Said material stopping valve is connected in this feeding port; One end of said feed pipe is connected in material stopping valve, and the other end of feed pipe is positioned at inner bag as said discharging opening, and said feeding spiro rod is sheathed in the said feed pipe.
Alternatively, said burner also comprises air exhauster and whirlwind tower, and air exhauster is connected in the outlet spout of this whirlwind tower and said radiating tube.
Alternatively, said granular fuel combustor also comprises scrubbing tower, and the inlet of this scrubbing tower and the outlet of whirlwind tower are communicated with.
Alternatively, said granular fuel combustor also comprises heat-insulation layer, the outer surface of the said outer courage of this heat-insulation layer parcel.
Compared with prior art, this patent has the following advantages:
1, because being positioned at the mouth of pipe of going into of drying oven and radiating tube, the pipe shaft of radiating tube is communicated with inner bag, so the heat that the granular fuel burning of inner bag produces can be distributed in the drying oven through radiating tube; Improved the heat energy utilization rate; In addition, inner bag is positioned at outer courage and constitutes airflow space with outer courage, and the outlet of outer courage is communicated with the furnace chamber of drying oven through circulating fan and blast pipe; The furnace chamber mouth of drying oven is communicated with airflow space; Constituted loop, like this, the thermal current that the granular fuel burning in the inner bag produces can circulate the utilization rate that has also improved heat energy in the loop that constitutes.
2, because feeding spiro rod and feed pipe are sheathed; Like this; Through the swivel feeding screw rod granular fuel is sent in the inner bag; Granular fuel fully burning in inner bag also can the granular fuel that some is long be smashed and is made in steadily feeding, can also control the speed of feeding through the speed of adjustment feeding spiro rod.
3, because this patent also comprises whirlwind tower and/or scrubbing tower, like this, operation such as can filter to the flue gas that radiating tube is discharged, do not pollute the environment.
4,, prevent that the thermal current that gets into airflow space from discharging through outer courage, prevented the heat loss through heat-insulation layer is set.
Description of drawings
Fig. 1 is the structural representation of this patent granular fuel combustor;
Fig. 2 is the vertical view of Fig. 1.
The specific embodiment
By the technology contents, the structural feature that specify this patent, reached purpose and effect, will combine embodiment and conjunction with figs. to specify below.
See also Fig. 1 and combine Fig. 2; The particle burning device of this patent is used for burning particles fuel; Particularly biomass granule fuel comprises igniter 1, pressure fan 2, inner bag 3, outer courage 4, drying oven 5, radiating tube 6, circulating fan 7, blast pipe 8 and pay-off 9.
Please continue to consult Fig. 1 and combine Fig. 2, said igniter 1 adopts existing equipment, has firing tip 11, and this firing tip 11 is positioned at inner bag 3, is used to light the granular fuel that is positioned at inner bag 3.
Please continue to consult Fig. 1 and combine Fig. 2, said pressure fan 2 connects igniter 1, is used for to igniter 1 oxygen being provided, and pressure fan 2 can adopt prior art with being connected of igniter 1.
Please continue to consult Fig. 1 and combine Fig. 2; Said inner bag 3 is positioned at outer courage 4 and has inner bag outlet 31, and concrete, inner bag 3 has inner bag cavity 32; Said inner bag outlet 31 runs through the wall of inner bag 3 and forms; In the embodiment shown in fig. 1, run through the roof of inner bag 3 and make inner bag outlet 31 be opened in the top of said inner bag 3, be convenient to flowing of hot gas.Said outer courage 4 also has outer courage cavity, and like this, said inner bag 3 is positioned at the outer courage 4 actual inner bags 3 that are meant and is positioned at the outer courage cavity of outer courage 4, thereby the inner surface of the outer surface of inner bag 3 and outer courage 4 constitutes airflow space 41.Outer courage 4 has outer courage outlet 42, and this outer courage outlet 42 runs through the sidewall of outer courage cavity, and like this, outer courage outlet 42 is communicated with airflow space 41.Outer courage outlet 42 is used for communicating with circulating fan 7, and inner bag outlet 31 is used for communicating with radiating tube 6, so inner bag outlet 31 does not have special qualification with the position of outer courage outlet 42.
Please continue to consult Fig. 1, said drying oven 5 has furnace chamber 51, and this furnace chamber 51 has furnace chamber mouth 511.Said furnace chamber 51 is used to place article to be dried.Said radiating tube 6 have pipe shaft 61 and lay respectively at pipe shaft 61 the end go into the mouth of pipe 62 and outlet spout 63.Said pipe shaft 61 is positioned at said furnace chamber 51, saidly goes into the inner bag outlet 31 that the mouth of pipe 62 is communicated with said inner bag 3.Said outlet spout 63 is positioned at outside the said drying oven 5.The pipe shaft 61 of radiating tube 6 be appreciated that for radiating tube 6 in the part of going between the mouth of pipe 62 and the outlet spout 63.
Please continue to consult Fig. 1, said circulating fan 7 has fans entrance and blower fan outlet.Said fans entrance is communicated with said outer courage outlet 42.Said blast pipe 8 has air inlet 81 and gas outlet 82.Said air inlet 81 is communicated with the blower fan outlet.Said gas outlet 82 is positioned at said furnace chamber 51.
Please continue to consult Fig. 1, said pay-off 9 has discharging opening 91.Through this discharging opening 91, pay-off 9 can be sent into granular fuel in the inner bag 3, specifically is in the inner bag cavity 32 of inner bag 3, and in a specific embodiment, said pay-off 9 comprises hopper 92, material stopping valve 93, feed pipe 94 and feeding spiro rod 95.Said feeding funnel 92 has feeding port.Said material stopping valve 93 is connected in this feeding port.One end of said feed pipe 94 is connected in material stopping valve 93, and the other end is positioned at inner bag 3 as said discharging opening 91.Be arranged at intervals with some screw threads on the said feeding spiro rod 95, and be sheathed in the said feed pipe 94.
Please continue to consult Fig. 1, the course of work of the granular fuel combustor of the foregoing description is following;
Granular fuel is placed in the said hopper 92; After opening material stopping valve 93, said granular fuel will fall between the adjacent thread of feeding spiro rod 95 and will get in the inner bag cavity 32 of inner bags 3 from said discharging opening 91 along with the rotation of feeding spiro rod 95 from said feeding port.Then, open igniter 1 and light the granular fuel that is positioned at inner bag cavity 32 with pressure fan 2.After the granular fuel burning, the hot gas of generation just enters said radiating tube 6 from said inner bag outlet 31 through going into the mouth of pipe 62, by the pipe shaft 61 of radiating tube 6 heat is distributed in the furnace chamber 5 back from outlet spout 63 discharges of radiating tube 6.In addition, after the air in the furnace chamber 5 were heated, along with the work of circulating fan 7, the air of heating will be according to following path flow: the outer courage outlet of furnace chamber mouth 511-airflow space 41-42-circulating fan 7-blast pipe 8-furnace chamber 5 specifically flowed to shown in Fig. 1 arrow.Can know that from said process heat energy on the one hand is distributed to furnace chamber through radiating tube 61, in addition on the one hand through the circulating of circulating fan 7, blast pipe 8 and airflow space 41, and realize recycle, so the heat energy utilization rate is high.
In the above-described embodiments; Because the air of heating need advance airflow space 41 and airflow space 41 is made up of the inner surface of outer courage 4 and the outer surface of inner bag 3; So; In order to prevent that heat scatters and disappears, said particle radiator can also comprise heat-insulation layer 10, and this heat-insulation layer 10 is wrapped in the outer surface of courage 4 outside.
In other embodiment,, whirlwind tower 12 and air exhauster 13 can also be set for free from environmental pollution; The inlet of air exhauster 13 is communicated with the outlet spout 63 of said radiating tube 6, and the outlet of air exhauster 13 is communicated with the inlet of whirlwind tower 12, like this; After the flue gas suction whirlwind tower 12 of air exhauster 13 with the granular fuel generation; 12 pairs of flue gases of whirlwind tower carry out dedusting, and the lime-ash in the flue gas is discharged from whirlwind tower 12, thereby; Can not pollute the environment so that the flue gas after being processed is discharged in the environment.
In a further embodiment, if find that whirlwind tower 12 because of the thorough cleaning flue gases of other reasonses such as environment, can also adopt the combination of whirlwind tower 12 and scrubbing tower 14 to come smoke treatment, in such cases, the outlet of the inlet of scrubbing tower 14 connection whirlwind tower 12.Through scrubbing tower 14 impurity such as particulate matter in the flue gas are stayed the scrubbing tower 14 interior scrubbing towers 14 that make and to discharge clean air.
Claims (5)
1. granular fuel combustor; Comprise igniter and pressure fan; This igniter has firing tip, and said pressure fan is connected with said igniter, it is characterized in that: said burner also comprises inner bag, outer courage, drying oven, radiating tube, circulating fan, blast pipe and pay-off;
The firing tip of said igniter is positioned at inner bag;
Said inner bag is positioned at outer courage and has the inner bag outlet, and the outer surface of inner bag constitutes airflow space with the inner surface of outer courage; Said outer courage has the outer courage outlet that is communicated with said airflow space;
Said drying oven has furnace chamber, and this furnace chamber has the furnace chamber mouth that is communicated with said airflow space; What said radiating tube had pipe shaft and laid respectively at the pipe shaft end goes into the mouth of pipe and outlet spout, and said pipe shaft is positioned at said furnace chamber, saidly goes into the inner bag outlet that the mouth of pipe is communicated with said inner bag, and said outlet spout is positioned at outside the said drying oven;
Said circulating fan has the blower fan outlet and is communicated with the fans entrance of said outer courage outlet; Said blast pipe has air inlet that is communicated with said blower fan outlet and the gas outlet that is positioned at said furnace chamber;
Said pay-off has discharging opening, and this discharging opening is positioned at said inner bag.
2. granular fuel combustor as claimed in claim 1; It is characterized in that: said pay-off comprises feeding funnel, material stopping valve, feed pipe and feeding spiro rod, and wherein, said feeding funnel has feeding port; Said material stopping valve is connected in this feeding port; One end of said feed pipe is connected in material stopping valve, and the other end of feed pipe is positioned at inner bag as said discharging opening, and said feeding spiro rod is sheathed in the said feed pipe.
3. granular fuel combustor as claimed in claim 1 is characterized in that: said burner also comprises air exhauster and whirlwind tower, and air exhauster is connected in the outlet spout of this whirlwind tower and said radiating tube.
4. granular fuel combustor as claimed in claim 3 is characterized in that: said burner also comprises scrubbing tower, and the inlet of this scrubbing tower and the outlet of whirlwind tower are communicated with.
5. granular fuel combustor as claimed in claim 1 is characterized in that: said burner also comprises heat-insulation layer, the outer surface of the said outer courage of this heat-insulation layer parcel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100389966A CN102589271A (en) | 2012-02-21 | 2012-02-21 | Granular fuel combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100389966A CN102589271A (en) | 2012-02-21 | 2012-02-21 | Granular fuel combustor |
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| Publication Number | Publication Date |
|---|---|
| CN102589271A true CN102589271A (en) | 2012-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100389966A Pending CN102589271A (en) | 2012-02-21 | 2012-02-21 | Granular fuel combustor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566340A (en) * | 2015-01-27 | 2015-04-29 | 东莞市力信自动喷涂设备有限公司 | Smokeless particle combustion machine |
| CN104595887A (en) * | 2014-12-03 | 2015-05-06 | 余姚市朗霞双俊塑料拉丝厂 | Automatic control type biomass energy baking device |
| CN104697168A (en) * | 2015-03-11 | 2015-06-10 | 中山市炫丰节能设备有限公司 | Multifunctional burner for biomass combustion |
| CN104697167A (en) * | 2015-03-11 | 2015-06-10 | 中山市炫丰节能设备有限公司 | Multifunctional combustion system for biomass combustion |
| CN106871616A (en) * | 2017-01-16 | 2017-06-20 | 东莞市力信自动喷涂设备有限公司 | A kind of battery pole piece baking oven of energy-saving, environment-friendly and high-efficiency rate |
-
2012
- 2012-02-21 CN CN2012100389966A patent/CN102589271A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595887A (en) * | 2014-12-03 | 2015-05-06 | 余姚市朗霞双俊塑料拉丝厂 | Automatic control type biomass energy baking device |
| CN104566340A (en) * | 2015-01-27 | 2015-04-29 | 东莞市力信自动喷涂设备有限公司 | Smokeless particle combustion machine |
| CN104697168A (en) * | 2015-03-11 | 2015-06-10 | 中山市炫丰节能设备有限公司 | Multifunctional burner for biomass combustion |
| CN104697167A (en) * | 2015-03-11 | 2015-06-10 | 中山市炫丰节能设备有限公司 | Multifunctional combustion system for biomass combustion |
| CN106871616A (en) * | 2017-01-16 | 2017-06-20 | 东莞市力信自动喷涂设备有限公司 | A kind of battery pole piece baking oven of energy-saving, environment-friendly and high-efficiency rate |
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Application publication date: 20120718 |