CN102705842B - Exhaust smoke purification combustion device - Google Patents
Exhaust smoke purification combustion device Download PDFInfo
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- CN102705842B CN102705842B CN201210009160.3A CN201210009160A CN102705842B CN 102705842 B CN102705842 B CN 102705842B CN 201210009160 A CN201210009160 A CN 201210009160A CN 102705842 B CN102705842 B CN 102705842B
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Abstract
The invention relates to an exhaust smoke purification combustion device. According to the invention, a draught fan is connected with an air intake pipeline, a combustion purification pipe is supported by a supporting pipe, and the lower end inlet of the combustion purification pipe is connected with an impurity gas inlet pipe; the upper end outlet of the combustion purification pipe is connected with a chimney pipe, and a chimney cap is arranged right above the chimney pipe; a refractory material layer is arranged on the inner wall of the combustion purification pipe, a lower flat flame burner is arranged on one side of the lower part of the combustion purification pipe, and an upper flat flame burner is arranged on the other side of the lower part of the combustion purification pipe; a lower heat-resistant steel clapboard is arranged at the lower part in the combustion purification pipe and is arranged below the lower flat flame burner, and a vent hole is arranged on the side (close to the lower flat flame burner) of the lower heat-resistant steel clapboard; and an upper heat-resistant steel clapboard is arranged at the middle part in the combustion purification pipe and is arranged above the lower flat flame burner and below the upper flat flame burner, and a vent hole is arranged on the side (close to the upper flat flame burner) of the upper heat-resistant steel clapboard. The exhaust smoke purification combustion device provided by the invention is simple in structure and is capable of removing most of harmful impurities out of the exhaust gas during the emptying process of the system so as not to pollute the atmospheric environment.
Description
Technical field
The present invention relates to the auxiliary device on biomass fuel gas generating system, a kind of smoke evacuation purification of combustion device specifically, it is for removing the objectionable impurities composition of Exhaust Gas when the system emptying.
Background technology
Along with industrial develop rapidly and the propelled at high velocity of urbanization process, energy shortage, problem of environmental pollution has been the focus that society is paid close attention to.And still exist in the phenomenon of rural area crop straw burning and the old-fashioned wood stove of use, this has not only wasted raw material, and has discharged a large amount of dust and greenhouse gases.Biomass energy discarded object is mainly agricultural waste material at present, wherein can be used as greatly energy purposes.In addition, the overwhelming majority in forestry and timber processing waste also can be used as energy purposes.
The biological fuel gas of biomass gasifying furnace manufacture belongs to green novel energy source, and it has powerful vitality.The raw material producing due to biological fuel gas is agricultural crop straw, forest tree castoff, edible fungi residues, cattle and sheep animal manure and all inflammable substances, is a kind of inexhaustible regenerated resources.Biological fuel gas can solve whole day life energy (cooking, heating, shower), and burns as liquefied gas, can change the life style that China's rural area smoke fire burns completely, can ban traditional bavin kitchen range completely, substitutes liquefied gas.In addition, biological fuel gas has more wide application prospect in industrial aspect, and it not only can directly use as industrial combustion gas, but also can supply with generating equipment, does the use of generating electricity.
During biomass gasifying furnace initial point stove, before normal production, the air in gasification furnace and in pipeline must be driven away, be called for short emptying.Can guarantee the quality of final combustion gas like this, protect equipment simultaneously.In this emptying phase process, in the gas of discharge, contain grey cigarette and a small amount of foreign gas that air is had to pollution.Emptying manipulation is in the past all to use blower fan air blast, and foreign gas is directly disposed to atmosphere, like this environment has been caused to serious pollution, has brought serious harm to people's health.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of for removing the smoke evacuation purification of combustion device of the objectionable impurities composition of Exhaust Gas when the system emptying, it is simple in structure, can when system emptying, the most objectionable impurities compositions in Exhaust Gas be removed, guarantee that the gas of discharging can be up to standard, can pollutant atmosphere.
According to technical scheme provided by the invention: smoke evacuation purification of combustion device, is characterized in that: comprise blower fan, air inlet pipeline, burning purification pipe, stay pipe, stovepipe, lower flat flame burner, upper flat flame burner, lower heat resisting steel dividing plate and upper heat resisting steel dividing plate; Blower fan connects air inlet pipeline, and burning purification pipe supports by stay pipe, and burning purification pipe lower end import is connected with foreign gas access tube, for passing into pending foreign gas; The outlet of burning purification pipe upper end connects stovepipe, is provided with chimney cowl directly over stovepipe, and chimney cowl is fixed on stovepipe by support bar; Described burning purification pipe inwall is provided with refractory masses, lower flat flame burner is arranged on a side of burning purification pipe bottom, upper flat flame burner is arranged on the opposite side on burning purification pipe top, lower flat flame burner, upper flat flame burner are provided with burner block around, the air intlet of lower flat flame burner, upper flat flame burner is communicated with air inlet pipeline respectively, and the fuel gas inlet of lower flat flame burner, upper flat flame burner is communicated with fuel gas pipeline respectively; Lower heat resisting steel dividing plate is arranged on the bottom in burning purification pipe, is positioned under lower flat flame burner, and the side near lower flat flame burner on lower heat resisting steel dividing plate is provided with passage; Upper heat resisting steel dividing plate is arranged on the middle part of burning in purification pipe, is positioned on lower flat flame burner, under upper flat flame burner, and the side near upper flat flame burner on upper heat resisting steel dividing plate is provided with passage.
As a further improvement on the present invention, described burning purification pipe comprises the first pipe fitting and the second pipe fitting connecting by flange, and the upper end of the first pipe fitting is conical, and its top is provided with tube connector, and tube connector upper end is connected with described stovepipe; The second pipe fitting supports by stay pipe, and the lower end of the second pipe fitting is conical, and its bottom is provided with bridge piece, and bridge piece is connected with foreign gas access tube.
As a further improvement on the present invention, described burning purification pipe bottom is provided with the nozzles with injector that spout makes progress, and nozzles with injector is near lower flat flame burner one side on burning purification pipe, and nozzles with injector is communicated with described air inlet pipeline.
As a further improvement on the present invention, between described burning purification pipe lower end import and foreign gas access tube, clamped one deck stainless steel wire screen cloth, in case non-return is fiery.
As a further improvement on the present invention, the string diameter of described stainless steel wire screen cloth is 0.6mm, and order number is 10 orders.
As a further improvement on the present invention, the composition of described refractory masses is refractory fibre.
As a further improvement on the present invention, described refractory fibre is aluminosilicate property refractory fibre, polycrystalline alumina fiber, mullite fiber or Zirconium oxide fibre.
Compared with prior art, advantage is in the present invention: the present invention is simple in structure, can when system emptying, the most objectionable impurities compositions in Exhaust Gas be removed, and guarantees that the gas of discharging can be up to standard, can pollutant atmosphere.
Accompanying drawing explanation
Fig. 1 is the structural front view of the embodiment of the present invention.
Fig. 2 is the structure top view of the embodiment of the present invention.
The specific embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in the figure: the smoke evacuation purification of combustion device in embodiment is mainly comprised of parts such as blower fan 1, air inlet pipeline 2, stay pipe 3, bridge piece 4, nozzles with injector 5, the second pipe fitting 6, lower heat resisting steel dividing plate 7, refractory masses 8, upper heat resisting steel dividing plate 9, upper flat flame burner 10, burner block 11, the first pipe fitting 12, cigarette tube connector 13, chimney pipe 14, support bar 15, chimney cowl 16 and lower flat flame burners 17.
As shown in Figure 1 and Figure 2, blower fan 1 connects air inlet pipeline 2, and burning purification pipe supports by stay pipe 3, and burning purification pipe lower end import is connected with foreign gas access tube 19, for passing into pending foreign gas; The outlet of burning purification pipe upper end connects stovepipe 14, is provided with chimney cowl 16 directly over stovepipe 14, and chimney cowl 16 is fixed on stovepipe 14 by support bar 15; Described burning purification pipe inwall is provided with refractory masses 8, lower flat flame burner 17 is arranged on a side of burning purification pipe bottom, upper flat flame burner 10 is arranged on the opposite side on burning purification pipe top, lower flat flame burner 17, upper flat flame burner 10 are provided with burner block 11 around, the air intlet of lower flat flame burner 17, upper flat flame burner 10 is communicated with air inlet pipeline 2 respectively, and the fuel gas inlet of lower flat flame burner 17, upper flat flame burner 10 is communicated with fuel gas pipeline 19 respectively; Lower heat resisting steel dividing plate 7 is arranged on the bottom in burning purification pipe, is positioned under lower flat flame burner 17, and the side near lower flat flame burner 17 on lower heat resisting steel dividing plate 7 is provided with passage; Upper heat resisting steel dividing plate 9 is arranged on the middle part in burning purification pipe, is positioned on lower flat flame burner 17, under upper flat flame burner 10, and the side near upper flat flame burner 10 on upper heat resisting steel dividing plate 9 is provided with passage.
Described lower heat resisting steel dividing plate 7 and upper heat resisting steel dividing plate 9 can stop pending foreign gas, make foreign gas stop the more time in burning purification pipe, passage on lower heat resisting steel dividing plate 7 is near lower flat flame burner 17, passage on upper heat resisting steel dividing plate 9 is near upper flat flame burner 10, can make like this foreign gas more close burner when circulation, make foreign gas burning purify more abundant.On described stovepipe 14, can add retaining frame or stay cord according to field condition.
As shown in Figure 1, the burning purification pipe in embodiment is mainly comprised of the first pipe fitting 12 connecting by flange and the second pipe fitting 6, and the upper end of the first pipe fitting 12 is conical, and its top is provided with tube connector 13, and tube connector 13 upper ends are connected with described stovepipe 14; The second pipe fitting 6 supports by stay pipe 3, and the lower end of the second pipe fitting 6 is conical, and its bottom is provided with bridge piece 4, and bridge piece 4 is connected with foreign gas access tube 19.
As shown in Figure 1, described burning purification pipe bottom is provided with the nozzles with injector 5 that spout makes progress, and nozzles with injector 5 is near lower flat flame burner 17 1 sides on burning purification pipe, and nozzles with injector 5 is communicated with described air inlet pipeline 2.When burning purification foreign gas, stop tempering phenomenon, for this reason, the present invention has designed nozzles with injector 5, by from nozzles with injector 5 ejection air-flows, guarantees that the flame in combustion burning purification pipe makes progress, the security that has improved equipment; In addition, in order to ensure the suction force of chimney, it is higher that the height of chimney need to design conventionally, and nozzles with injector 5 of the present invention can also provide suction force, can guarantee, under the condition that suction force meets the demands, greatly to reduce the design height of chimney, reduce equipment cost.
In addition, between described burning purification pipe lower end import and foreign gas access tube 19, clamped one deck stainless steel wire screen cloth, stainless steel wire screen cloth also can prevent tempering.Thereby give, the invention provides double insurance.Preferably, the string diameter of described stainless steel wire screen cloth is 0.6mm, and order number is 10 orders.
In the present invention, the composition of described refractory masses 8 preferably adopts refractory fibre, as aluminosilicate property refractory fibre, polycrystalline alumina fiber, mullite fiber or Zirconium oxide fibre etc.
During concrete application, in emptying process, need foreign gas to be processed to enter in burning purification pipe via foreign gas access tube 18, bridge piece 4.Blower fan 1 starts simultaneously, air is provided to respectively lower flat flame burner 17, upper flat flame burner 10 and nozzles with injector 5, and lower flat flame burner 17, upper flat flame burner 10 are introduced combustion gas by fuel gas pipeline 19, lower flat flame burner 17,10 igniting of upper flat flame burner.Pass into the upwards circulation of the first passage from lower heat resisting steel dividing plate 7 of foreign gas in burning purification pipe, wherein a part of impurity component is purified by lower flat flame burner 17 burnings, and then the passage from upper heat resisting steel dividing plate 9 upwards circulates, a part of impurity component is purified by upper flat flame burner 10 burnings in addition, finally by being expelled to atmosphere by tube connector 13 and stovepipe 14; Described nozzles with injector 5 plays the effect that prevents tempering and suction force is provided in the process of circulation of foreign gas.
Claims (1)
1. smoke evacuation purification of combustion device, is characterized in that: comprise blower fan (1), air inlet pipeline (2), burning purification pipe, stay pipe (3), stovepipe (14), lower flat flame burner (17), upper flat flame burner (10), lower heat resisting steel dividing plate (7) and upper heat resisting steel dividing plate (9); Blower fan (1) connects air inlet pipeline (2), and burning purification pipe supports by stay pipe (3), and burning purification pipe lower end import is connected with foreign gas access tube (18), for passing into pending foreign gas; The outlet of burning purification pipe upper end connects stovepipe (14), is provided with chimney cowl (16) directly over stovepipe (14), and chimney cowl (16) is fixed on stovepipe (14) by support bar (15); Described burning purification pipe inwall is provided with refractory masses (8), lower flat flame burner (17) is arranged on a side of burning purification pipe bottom, upper flat flame burner (10) is arranged on the opposite side on burning purification pipe top, lower flat flame burner (17), upper flat flame burner (10) are provided with burner block (11) around, the air intlet of lower flat flame burner (17), upper flat flame burner (10) is communicated with air inlet pipeline (2) respectively, and the fuel gas inlet of lower flat flame burner (17), upper flat flame burner (10) is communicated with fuel gas pipeline (19) respectively; Lower heat resisting steel dividing plate (7) is arranged on the bottom in burning purification pipe, is positioned under lower flat flame burner (17), and the upper side near lower flat flame burner (17) of lower heat resisting steel dividing plate (7) is provided with passage; Upper heat resisting steel dividing plate (9) is arranged on the middle part of burning in purification pipe, is positioned on lower flat flame burner (17), under upper flat flame burner (10), and the upper side near upper flat flame burner (10) of upper heat resisting steel dividing plate (9) is provided with passage;
Described burning purification pipe comprises the first pipe fitting (12) and the second pipe fitting (6) connecting by flange, and the upper end of the first pipe fitting (12) is conical, and its top is provided with tube connector (13), and tube connector (13) upper end is connected with described stovepipe (14); The second pipe fitting (6) supports by stay pipe (3), and the lower end of the second pipe fitting (6) is conical, and its bottom is provided with bridge piece (4), and bridge piece (4) is connected with foreign gas access tube (18);
Described burning purification pipe bottom is provided with the nozzles with injector (5) that spout makes progress, and nozzles with injector (5) is near lower flat flame burner (17) one sides on burning purification pipe, and nozzles with injector (5) is communicated with described air inlet pipeline (2);
Between described burning purification pipe lower end import and foreign gas access tube (18), clamped one deck stainless steel wire screen cloth, in case non-return is fiery;
The string diameter of described stainless steel wire screen cloth is 0.6mm, and order number is 10 orders;
The composition of described refractory masses (8) is refractory fibre;
Described refractory fibre is aluminosilicate property refractory fibre, polycrystalline alumina fiber, mullite fiber or Zirconium oxide fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210009160.3A CN102705842B (en) | 2012-01-12 | 2012-01-12 | Exhaust smoke purification combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210009160.3A CN102705842B (en) | 2012-01-12 | 2012-01-12 | Exhaust smoke purification combustion device |
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| Publication Number | Publication Date |
|---|---|
| CN102705842A CN102705842A (en) | 2012-10-03 |
| CN102705842B true CN102705842B (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210009160.3A Active CN102705842B (en) | 2012-01-12 | 2012-01-12 | Exhaust smoke purification combustion device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105698198A (en) * | 2016-03-15 | 2016-06-22 | 烟台宝钢钢管有限责任公司 | Waste gas treatment device and treatment method of coal gas generator |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6089618A (en) * | 1983-10-19 | 1985-05-20 | Toyo Sanso Kk | Exhaust gas combustion device |
| CN1061162A (en) * | 1990-11-09 | 1992-05-20 | 抚顺市油毡厂 | Installation for controlling trail gas of asphalt oxidation |
| CN2098648U (en) * | 1991-06-10 | 1992-03-11 | 李永春 | Multi-purpose and energy-saving tea-urn stove |
| JPH07198122A (en) * | 1994-01-06 | 1995-08-01 | Daiwa Plant Kensetsu Kk | Method and device to eliminate smoke and odor of incineration furnace |
| JPH11132423A (en) * | 1997-10-31 | 1999-05-21 | Daito:Kk | Re-combusting and thermal cracking furnace for exhaust gas |
| JP3917499B2 (en) * | 2002-10-25 | 2007-05-23 | 株式会社松栄 | Incinerator |
| CN2711548Y (en) * | 2004-06-04 | 2005-07-20 | 徐向成 | Self-preheating bitumen smoke incineration treating device |
| CN201497380U (en) * | 2009-07-03 | 2010-06-02 | 邓湘革 | industrial furnace smoke secondary combustion device |
| CN201589277U (en) * | 2010-01-12 | 2010-09-22 | 三永电热机械股份有限公司 | Waste gas burner of heat treating furnace |
| CN202546784U (en) * | 2012-01-12 | 2012-11-21 | 无锡湖光工业炉有限公司 | Purification combustion apparatus for discharged smoke |
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- 2012-01-12 CN CN201210009160.3A patent/CN102705842B/en active Active
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