CN203464307U - Internal multi-tube dust removal device of boiler - Google Patents
Internal multi-tube dust removal device of boiler Download PDFInfo
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- CN203464307U CN203464307U CN201320535308.7U CN201320535308U CN203464307U CN 203464307 U CN203464307 U CN 203464307U CN 201320535308 U CN201320535308 U CN 201320535308U CN 203464307 U CN203464307 U CN 203464307U
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Abstract
The utility model provides an internal multi-tube dust removal device of a boiler. Through the internal multi-tube dust removal device, ash in fume inside a biomass boiler can be quickly separated and quickly discharged from the boiler, so that the tail of the boiler can be unblocked, removal of the ash by stopping the boiler is avoided, and normal heating of the biomass boiler is ensured. The internal multi-tube dust removal device comprises a boiler hearth, a boiler high-temperature heated surface, a boiler medium-temperature heated surface, a remover structure and a boiler low-temperature heated surface. The fume sequentially passes through the boiler hearth, the boiler high-temperature heated surface, the boiler medium-temperature heated surface, the remover structure and the boiler low-temperature heated surface. The internal multi-tube dust removal device is characterized in that the remover structure is arranged on the lower part of a tail shaft structure of the boiler, and comprises a smoke inlet chamber, cyclone separation guide vanes, smoke outlet tubes, cyclone cylinders, an ash discharge tube, an ash bucket and a smoke outlet chamber; upper smoke outlets of the smoke outlet tubes are uniformly formed and are communicated with the lower part of the smoke outlet chamber respectively; lower smoke inlets of the smoke outlet tubes penetrate into the corresponding cyclone cylinders.
Description
Technical field
The utility model relates to the ash disposal technical field of structures of boiler, is specially a kind of boiler internal multi-pipe dust removing device.
Background technology
If the boiler main Industrial Boiler that living beings are fuel, boiler capacity is generally in 10t/h left and right.Industrial Boiler is the important thermal powerplant of China, use widely, demand is large, in recent years, the boiler of biomass fuel is gradually to large scale development, be accompanied by large scale development, the dedusting structure of existing biomass fuel boiler inside, does not reach quick ash disposal, make the dirt in flue gas to enter into together afterbody along with flue gas, finally cause afterbody blocked, the blowing out deashing of having to, it is affected the heat production work of biomass boiler.
Summary of the invention
For the problems referred to above, the utility model provides a kind of boiler internal multi-pipe dust removing device, it makes the ash in the flue gas of biomass boiler inside can be by quick separation, discharge fast boiler, the afterbody of guaranteeing boiler is unimpeded, without blowing out deashing, guarantee normally carrying out of biomass boiler heat production work.
A boiler internal multi-pipe dust removing device, its technical scheme is such: it comprises boiler furnace, boiler high temperature heating surface, warm heating surface in boiler, deduster structure, boiler low-temperature heating surface forms, and described flue gas passes through described boiler furnace in turn, boiler high temperature heating surface, warm heating surface in boiler, deduster structure, boiler low-temperature heating surface, is characterized in that: described deduster structural configuration is in the bottom of the tail vertical well structure of boiler, and described deduster structure comprises into smoke-box, cyclonic separation guide vane, pipe, cyclone cylinder, ash tube, ash bucket, go out smoke-box, the described below that goes out smoke-box is communicated with respectively the top outlet flue of uniform described pipe, the deeply inside of corresponding described cyclone cylinder of mouth is entered in the bottom of described pipe, the external diameter of described pipe is less than the internal diameter of described cyclone cylinder, described in each, the upper end internal cavity of cyclone cylinder is provided with described cyclonic separation guide vane, described in go out the inside that smoke-box enters smoke-box described in being positioned at, and enter smoke-box isolation with described, describedly enter the top that smoke-box is arranged in described deduster structure, the import of entering smoke-box described in the outlet of warm heating surface connection in described boiler, describedly enter smoke-box below and be communicated with respectively end entrance on described cyclone cylinder, the lower end outlet of described cyclone cylinder is provided with ash tube, every described ash tube passes into respectively described ash bucket, described in go out smoke-box a side have the import that outlet is communicated with described boiler low-temperature heating surface.
It is further characterized in that: described cyclonic separation guide vane is specially and utilizes whirlwind tangential velocity to carry out the blade of vortex, and it is positioned at the inner chamber of the cyclone cylinder of corresponding diameter;
The lateral surface of described cyclonic separation guide vane is specially circular arc type structure;
Described ash tube is the circular cone structure closing up downwards.
Adopt after the utility model, flue gas enter into after smoke-box by cyclonic separation guide vane respectively water conservancy diversion enter in corresponding cyclone cylinder, in cyclone cylinder, flue gas completes separated with dust under centrifugal power effect, dust after separation enters ash tube downwards along the inwall of cyclone cylinder, finally from ash bucket, discharge, flue gas after simultaneously purifying is from bottom to top drawn from pipe, enter out smoke-box, the final import that enters into boiler low-temperature heating surface from a side outlet, the flue gas after purifying enters into boiler tail, can not produce fouling phenomenon; To sum up, it makes the ash in the flue gas of biomass boiler inside to be discharged fast boiler by quick separation, guarantees that the afterbody of boiler is unimpeded, without blowing out deashing, guarantees normally carrying out of biomass boiler heat production work.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structure for amplifying schematic diagram of cyclonic separation guide vane of the present utility model.
Fig. 3 is that the utility model is installed on the structural representation in boiler.
The specific embodiment
See Fig. 1~3, it comprises boiler furnace 1, boiler high temperature heating surface 2, warm heating surface 3 in boiler, deduster structure 4, boiler low-temperature heating surface 5 forms, and flue gas passes through boiler furnace 1 in turn, boiler high temperature heating surface 2, warm heating surface 3 in boiler, deduster structure 4, boiler low-temperature heating surface 5, deduster structure 4 is arranged in the bottom of the tail vertical well structure 13 of boiler, and deduster structure comprises into smoke-box 6, cyclonic separation guide vane 7, pipe 8, cyclone cylinder 9, ash tube 10, ash bucket 11, go out smoke-box 12, the below that goes out smoke-box 12 is communicated with respectively the top outlet flue of uniform pipe 8, the inside that mouth gos deep into corresponding cyclone cylinder 9 is entered in the bottom of pipe 8, the external diameter of pipe 8 is less than the internal diameter of cyclone cylinder 9, the upper end internal cavity of each cyclone cylinder 9 is provided with cyclonic separation guide vane 7, goes out smoke-box 12 and is positioned at into the inside of smoke-box 6, and with enter smoke-box 6 isolation, enter the top that smoke-box 6 is arranged in deduster structure 4, in boiler, the outlet of warm heating surface 3 is communicated with into the import of smoke-box 6, enter smoke-box 6 belows and be communicated with respectively end entrance on cyclone cylinder 9, the lower end outlet of cyclone cylinder 9 is provided with ash tube 10, every ash tube 10 passes into respectively ash bucket 11, and a side that goes out smoke-box 12 has the import that outlet is communicated with boiler low-temperature heating surface 5.Cyclonic separation guide vane 7 is specially and utilizes whirlwind tangential velocity to carry out the blade of vortex, and it is positioned at the inner chamber of the cyclone cylinder of corresponding diameter; The lateral surface of cyclonic separation guide vane 7 is specially circular arc type structure; Ash tube 10 is the circular cone structure closing up downwards.
The flow direction that in figure, arrow is flue gas.
Claims (4)
1. a boiler internal multi-pipe dust removing device, it comprises boiler furnace, boiler high temperature heating surface, warm heating surface in boiler, deduster structure, boiler low-temperature heating surface forms, and described flue gas passes through described boiler furnace in turn, boiler high temperature heating surface, warm heating surface in boiler, deduster structure, boiler low-temperature heating surface, is characterized in that: described deduster structural configuration is in the bottom of the tail vertical well structure of boiler, and described deduster structure comprises into smoke-box, cyclonic separation guide vane, pipe, cyclone cylinder, ash tube, ash bucket, go out smoke-box, the described below that goes out smoke-box is communicated with respectively the top outlet flue of uniform described pipe, the deeply inside of corresponding described cyclone cylinder of mouth is entered in the bottom of described pipe, the external diameter of described pipe is less than the internal diameter of described cyclone cylinder, described in each, the upper end internal cavity of cyclone cylinder is provided with described cyclonic separation guide vane, described in go out the inside that smoke-box enters smoke-box described in being positioned at, and enter smoke-box isolation with described, describedly enter the top that smoke-box is arranged in described deduster structure, the import of entering smoke-box described in the outlet of warm heating surface connection in described boiler, describedly enter smoke-box below and be communicated with respectively end entrance on described cyclone cylinder, the lower end outlet of described cyclone cylinder is provided with ash tube, every described ash tube passes into respectively described ash bucket, described in go out smoke-box a side have the import that outlet is communicated with described boiler low-temperature heating surface.
2. a kind of boiler internal multi-pipe dust removing device according to claim 1, is characterized in that: described cyclonic separation guide vane is specially and utilizes whirlwind tangential velocity to carry out the blade of vortex, and it is positioned at the inner chamber of the cyclone cylinder of corresponding diameter.
3. a kind of boiler internal multi-pipe dust removing device according to claim 1 and 2, is characterized in that: the lateral surface of described cyclonic separation guide vane is specially circular arc type structure.
4. a kind of boiler internal multi-pipe dust removing device according to claim 1, is characterized in that: the circular cone structure of described ash tube for closing up downwards.
Priority Applications (1)
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CN201320535308.7U CN203464307U (en) | 2013-08-30 | 2013-08-30 | Internal multi-tube dust removal device of boiler |
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CN201320535308.7U CN203464307U (en) | 2013-08-30 | 2013-08-30 | Internal multi-tube dust removal device of boiler |
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CN203464307U true CN203464307U (en) | 2014-03-05 |
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CN201320535308.7U Expired - Fee Related CN203464307U (en) | 2013-08-30 | 2013-08-30 | Internal multi-tube dust removal device of boiler |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103471122A (en) * | 2013-08-30 | 2013-12-25 | 江苏太湖锅炉股份有限公司 | Multi-tube dust remover inside boiler |
CN104848528A (en) * | 2015-05-26 | 2015-08-19 | 苏州福利恒电子科技有限公司 | Clean environment-friendly boiler containing refractory materials |
CN114939308A (en) * | 2022-05-17 | 2022-08-26 | 北京华能长江环保科技研究院有限公司 | Pre-dedusting method for pre-deduster of boiler |
-
2013
- 2013-08-30 CN CN201320535308.7U patent/CN203464307U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103471122A (en) * | 2013-08-30 | 2013-12-25 | 江苏太湖锅炉股份有限公司 | Multi-tube dust remover inside boiler |
CN104848528A (en) * | 2015-05-26 | 2015-08-19 | 苏州福利恒电子科技有限公司 | Clean environment-friendly boiler containing refractory materials |
CN114939308A (en) * | 2022-05-17 | 2022-08-26 | 北京华能长江环保科技研究院有限公司 | Pre-dedusting method for pre-deduster of boiler |
CN114939308B (en) * | 2022-05-17 | 2023-08-25 | 北京华能长江环保科技研究院有限公司 | Pre-dedusting method for pre-deduster of boiler |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20190830 |
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CF01 | Termination of patent right due to non-payment of annual fee |