CN105214429B - Cyclone dust removal device for recycling of high-temperature dust-containing tail gas - Google Patents
Cyclone dust removal device for recycling of high-temperature dust-containing tail gas Download PDFInfo
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- CN105214429B CN105214429B CN201510728593.8A CN201510728593A CN105214429B CN 105214429 B CN105214429 B CN 105214429B CN 201510728593 A CN201510728593 A CN 201510728593A CN 105214429 B CN105214429 B CN 105214429B
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Abstract
The invention discloses a cyclone dust removal device for recycling of high-temperature dust-containing tail gas. The cyclone dust removal device comprises a cylindrical hollow outer cylinder, a hollow inner cylinder, a central air discharging pipe, an inner layer heat exchange pipe, an outer layer heat exchange pipe and a spraying device, wherein the hollow inner cylinder is arranged in the hollow outer cylinder and comprises a first part, a second part and a third part in sequence from top to bottom; the first part is cylindrical, is provided with an air inlet pipe, and forms a first interlayer with the inner wall of the hollow outer cylinder; one end of the air inlet pipe tangentially penetrates through the first part, the other end of the air inlet pipe is communicated with the outside; the second part is conical; an opening is formed in the upper part of the side wall of the second part; the third part is reversely conical; the lower end of the third part props against the hollow outer cylinder so as to form a second interlayer with the second part and the hollow outer cylinder; the central air discharging pipe is arranged in the hollow inner cylinder; the inner layer heat exchange pipe winds along the outer wall of the central air discharging pipe; the lower end of the inner layer heat exchange pipe is communicated with the opening of the second part; the outer layer heat exchange pipe winds along the outer wall of the first part; the lower end of the outer layer heat exchange pipe is communicated with a liquid inlet pipe; the upper end of the outer layer heat exchange pipe is communicated with the upper end of the inner layer heat exchange pipe. The cyclone dust removal device disclosed by the invention has the advantages that both of the dust removal efficient and the heat exchange efficiency are high.
Description
Technical field
The present invention relates to high-temperature tail gas process field.Return it is more particularly related to one is applicable to high temperature dust tail gas
The cyclone dust collector received.
Background technology
In the course of processing of fertilizer, causing drying gas through drying and processing becomes high temperature dust tail gas, deals with improperly and can cause
Waste and environmental pollution, general industry uses ordinary cyclones cleaner unit process, its simple in construction, easy to use, utilize from
Mental and physical efforts are spinned motion in cleaner unit, thus separate particle diameter in dusty gas and, more than the dust of 10 μm, typically revolve
Stack shell and the cone structure of wind cleaner unit are the biggest, and gas motion path in cleaner unit is the biggest, and efficiency of dust collection also can be higher,
But cleaner unit can be caused to take up an area face and take up an area space change greatly, and machine cost increases, and device body wear surface increases, and ordinary cyclones removes
Dirt device can not separate the particle diameter dust less than 10 μm, and high-temperature gas can not carry out heat exchange, reclaims heat.
General fertilizers is in the course of processing, and the cyclone dust removal of use only has the dust removal efficiency of about 80%, still has substantial amounts of dust with tail gas
Enter air, cause the waste of environmental pollution and manure resources.
Summary of the invention
It is an object of the invention to solve at least the above, and the advantage that at least will be described later is provided.
It is a still further object of the present invention to provide a kind of simple in construction, efficiency of dust collection is high, heat exchange effect is good, in dust-containing tail gas
The high cyclone dust collector of high temperature dust tail gas recycle produced be applicable to the fertilizer course of processing of dust recovery rate.
A further object of the invention, is to combine existing cyclone dust collector structure, innovatively devises rounding in its underpart
The Part III of taper, and at Part III indoor design spray equipment, at existing cyclone dust collector exterior design outside
Cylinder, to form multiple interlayer with inner barrel structure, can realize the sufficient heat exchange of high-temperature gas, again can be by the heat of heat exchange
The dust in tail gas is reclaimed in source in the way of spraying and dedusting, and final directly recovery by the high-temp liquid containing dust carries out fertilizer
Processing, had both reclaimed dust i.e. fertilizer, had reclaimed again heat, also reduced the dust content in emission, reduced environment dirty
Dye.
In order to realize according to object of the present invention and further advantage, it is provided that a kind of high temperature dust tail gas recycle that is applicable to
Cyclone dust collector, including:
Hollow outer cylinder body, it is cylindrical；
Hollow inner cylinder body, it is arranged on the inside of described hollow outer cylinder body, its height less than described hollow outer cylinder body height with
Making the formation settling zone, bottom of described hollow outer cylinder body, the bottom of described settling zone is provided with the first leakage fluid dram；
Wherein, described hollow inner cylinder body includes integrated three part compositions, is from top to bottom followed successively by:
Part I, it is cylindrical, the external diameter of described Part I less than described hollow outer cylinder body internal diameter and with institute
The inwall stating hollow outer cylinder body forms the first interlayer, an air inlet pipe, and one end-grain cutting is to through described Part I, and it is another
One end passes described hollow outer cylinder body and ft connection；
Part II, it is up big and down small coniform of internal diameter, and the top of the sidewall of described Part II is provided with an opening；
Part III, it is inverted cone-shaped, and the lower end of described Part III offsets with the inwall of described hollow outer cylinder body,
So that the sidewall of described Part III forms second with the sidewall of described Part II and the inwall of described hollow outer cylinder body
Interlayer, does not connects between described first interlayer with described second interlayer；
Central discharge air pipe, it is arranged on the inside of described hollow inner cylinder body, its one end through described hollow outer cylinder body and described in
The top of empty inner barrel and the lower end of ft connection, the other end and described Part I are in one plane；
Heat exchanger tube, comprising:
Internal layer heat exchanger tube, it coils from top to bottom along the outer wall of described central discharge air pipe, the lower end of described internal layer heat exchanger tube
It is connected to the described opening of described Part II so that it connects with described second interlayer；
Outer layer heat exchanger tube, it coils in described first interlayer from bottom to top along the outer wall of described Part I, described outside
The lower end of layer heat exchanger tube is through described hollow outer cylinder body and feed tube connection, and its upper end passes described Part I and institute
State the upper end connection of internal layer heat exchanger tube；
Spray equipment, it includes the shower along described Part III inwall spiral from top to bottom, and is disposed on described
Multiple nozzles on shower, one end of described shower connects through the sidewall of described Part III with described second interlayer,
The other end is closed.
Preferably, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, described hollow outer cylinder body is with described
The aspect ratio of hollow inner cylinder body is 3:2, and the aspect ratio of described Part I, described Part II and described Part III is
1:2-3:1。
Preferably, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, the internal diameter of described central discharge air pipe,
The minimum diameter of described Part II is 3-4:6:12 with the ratio of the internal diameter of described hollow outer cylinder body.
Preferably, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, the bottom of described settling zone also sets
Having the second leakage fluid dram, it is disposed on the top of described first leakage fluid dram, described first leakage fluid dram connect the first discharging tube and
First valve, described second leakage fluid dram connects the second discharging tube and the second valve, and described second leakage fluid dram passes through high-pressure pump and institute
Stating feed tube connection, the other end of described feed tube is connected with fluid supply by the 3rd valve.
Preferably, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, the top of described central discharge air pipe
It is provided with drying device.
Preferably, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, the outside of described hollow outer cylinder body
It is provided with thermal insulation layer.
Preferably, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, described settling zone and described second
Interlayer is equipped with breast hole.
The present invention at least includes following beneficial effect:
1) innovatively devise the Part III of inverted cone-shaped, decrease the dust taken away before tail gas discharges from top to bottom, carry
High dust removal efficiency；
2) outer cylinder body is innovatively devised so that it is form the first interlayer with the Part I of inner barrel, with the second of inner barrel
Part and Part III form the second interlayer, arrange outer layer heat exchanger tube in the first interlayer, increase the path of heat exchanging liquid, improve
Heat exchanger effectiveness, forms a liquid storage district in the second interlayer, carries out the heat exchange of high temperature dust tail gas further；
3) bottom at Part III relates to spiral helicine shower and multiple nozzle, makes the liquid through heat exchange direct
Spraying and dedusting and dust recovery is directly carried out through the tail gas of centrifugal dust removal with at Part I and Part II, simultaneously the most straight
Tap into and gone the exchange of heat, substantially increase heat exchanger effectiveness and dust recovery rate.
4) internal layer heat exchanger tube is set outside central discharge air pipe, further increases the motion path of heat exchanger fluid, improve
Heat exchanger effectiveness.
5) fall into the liquid of settling zone, can select directly to be recovered in fertilizer processing according to its dust content, or select
Again this high temperature dust tail gas is carried out heat exchange and Sprayer Circulation utilizes.
6) outer cylinder body and the aspect ratio of inner barrel, the aspect ratio of the Part I of inner barrel, Part II and Part III,
Directly affecting the deposition efficiency in the efficiency of dust collection of inner barrel and settling zone, settling zone is too small, is unfavorable for the carrying out of spraying and dedusting,
Settling zone is excessive, causes cyclone dust removal efficiency low；The height of Part I is big, Part II and the little then dust suppression of Part III and
Spraying and dedusting efficiency is low, and cyclone dust removal efficiency is the lowest；Part III is excessive, and Part I and Part II are little, then whirlwind removes
Dirt efficiency is low, when outer cylinder body and inner barrel aspect ratio are 3:2, and described Part I, described Part II and described 3rd
When the aspect ratio divided is 1:2-3:1, efficiency of dust collection is up to 99.3%.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part also will be by the present invention
Research and practice and be understood by the person skilled in the art.
Accompanying drawing explanation
Fig. 1 is the structural representation of the cyclone dust collector of the present invention.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to description word energy
Enough implement according to this.
It should be noted that experimental technique described in following embodiment, if no special instructions, it is conventional method, described
Reagent and material, if no special instructions, the most commercially obtain；In describing the invention, term " laterally ",
" longitudinally ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ",
Orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, are for only for ease of description originally
Invention and simplification describe, and are not to indicate or imply that the device of indication or element must have specific orientation, with specific square
Position structure and operation, be therefore not considered as limiting the invention.
As it is shown in figure 1, the present invention provides a kind of cyclone dust collector being applicable to high temperature dust tail gas recycle, including:
Hollow outer cylinder body 1, it is cylindrical；
Hollow inner cylinder body 2, it is arranged on the inside of described hollow outer cylinder body 1, and its height is less than described hollow outer cylinder body 1
Height is so that the formation settling zone, bottom 11 of described hollow outer cylinder body 1, and the bottom of described settling zone 11 is provided with the first leakage fluid dram
111；
Wherein, described hollow inner cylinder body 2 includes integrated three part compositions, is from top to bottom followed successively by:
Part I 21, it is cylindrical, and the external diameter of described Part I 21 is interior less than described hollow outer cylinder body 1
Footpath the inwall with described hollow outer cylinder body 1 form the first interlayer, an air inlet pipe 3, and one end-grain cutting is to through described
A part 21, its other end passes described hollow outer cylinder body 1 and ft connection；
Part II 22, it is up big and down small coniform of internal diameter, and the top of the sidewall of described Part II 22 is provided with
One opening 221；
Part III 23, it is inverted cone-shaped, and the lower end of described Part III 23 is interior with described hollow outer cylinder body 1
Wall offsets, so that the sidewall of the sidewall of described Part III 23 and described Part II 22 and described hollow outer cylinder body 1
Inwall form the second interlayer, do not connect between described first interlayer with described second interlayer；
Central discharge air pipe 4, it is arranged on the inside of described hollow inner cylinder body 2, and its one end passes described hollow outer cylinder body 1 He
The lower end of the top of described hollow inner cylinder body 2 and ft connection, the other end and described Part I 21 is in one plane；
Heat exchanger tube 5, comprising:
Internal layer heat exchanger tube 51, it coils from top to bottom along the outer wall of described central discharge air pipe 4, described internal layer heat exchanger tube
The lower end of 51 is connected to the described opening 221 of described Part II 22 so that it connects with described second interlayer；
Outer layer heat exchanger tube 52, it coils in described first interlayer from bottom to top along the outer wall of described Part I 21,
The lower end of described outer layer heat exchanger tube 52 connects through described hollow outer cylinder body 1 with a feed tube 6, and its upper end passes institute
State Part I 21 to connect with the upper end of described internal layer heat exchanger tube 51；
Spray equipment, it includes the shower 7 along described Part III 23 inwall spiral from top to bottom, and interval is arranged
Multiple nozzles on described shower 7, one end of described shower 7 passes the sidewall of described Part III 23 with described
Second interlayer connection, the other end is closed.
In another kind of technical scheme, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, outside described hollow
Cylinder 1 is 3:2 with the aspect ratio of described hollow inner cylinder body 2, described Part I 21, described Part II 22 and described
The aspect ratio of Part III 23 is 1:2-3:1.The aspect ratio of outer cylinder body and inner barrel, the Part I of inner barrel, second
Point and the aspect ratio of Part III, directly affect the deposition efficiency in the efficiency of dust collection of inner barrel and settling zone, settling zone is too small,
Being unfavorable for the carrying out of spraying and dedusting, settling zone is excessive, causes cyclone dust removal efficiency low；The height of Part I is big, second
Dividing low with the little then dust suppression of Part III and spraying and dedusting efficiency, cyclone dust removal efficiency is the lowest；Part III is excessive, Part I
Little with Part II, then cyclone dust removal efficiency is low.
In another kind of technical scheme, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, described central authorities row
The internal diameter of trachea 4, the minimum diameter of described Part II 22 are 3-4:6:12 with the ratio of the internal diameter of described hollow outer cylinder body 1.
In another kind of technical scheme, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, described settling zone
The bottom of 11 is additionally provided with the second leakage fluid dram, and it is disposed on the top of described first leakage fluid dram, described first leakage fluid dram 111
Connecting the first discharging tube and the first valve, described second leakage fluid dram connects the second discharging tube and the second valve, described second discharge opeing
Mouth is connected with described feed tube 6 by high-pressure pump, and the other end of described feed tube 6 is connected with fluid supply by the 3rd valve.
Arranging the first leakage fluid dram 111 can make the dust-laden liquid in settling zone use after being expelled directly out in the processing of fertilizer, arranges
Two leakage fluid drams, are to when in settling zone, the dustiness of dust-laden liquid is few, connect with feed tube through the second discharging tube,
It is directly entered in the heat exchanger tube of cyclone dust collector, carries out heat exchange and spraying and dedusting further, improve its cyclic utilization rate,
Improve dustiness in the dust-laden liquid reclaimed, thus be applied directly in fertilizer processing.
In another kind of technical scheme, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, described central authorities row
The top of trachea 4 is provided with drying device, makes the gas through spraying and dedusting be discharged into after drying in air.
In another kind of technical scheme, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, outside described hollow
The outside of cylinder 1 is provided with thermal insulation layer, it is to avoid liquid and high temperature dust tail gas enter with outside cold air again after heat exchange
Row heat exchange, causes heat exchanger effectiveness to reduce.
In another kind of technical scheme, the described cyclone dust collector being applicable to high temperature dust tail gas recycle, described settling zone
11 and described second interlayer be equipped with breast hole, in case the dust deposit not being completely exhausted out during life-time service in settling zone and
In second interlayer, blocking is caused to reduce the efficiency of cyclone dust collector.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed fortune
With, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily
Realizing other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (7)
1. the cyclone dust collector being applicable to high temperature dust tail gas recycle, it is characterised in that including:
Hollow outer cylinder body, it is cylindrical；
Hollow inner cylinder body, it is arranged on the inside of described hollow outer cylinder body, its height less than described hollow outer cylinder body height with
Making the formation settling zone, bottom of described hollow outer cylinder body, the bottom of described settling zone is provided with the first leakage fluid dram；
Wherein, described hollow inner cylinder body includes integrated three part compositions, is from top to bottom followed successively by:
Part I, it is cylindrical, the external diameter of described Part I less than described hollow outer cylinder body internal diameter and with institute
The inwall stating hollow outer cylinder body forms the first interlayer, an air inlet pipe, and one end-grain cutting is to through described Part I, and it is another
One end passes described hollow outer cylinder body and ft connection；
Part II, it is up big and down small coniform of internal diameter, and the top of the sidewall of described Part II is provided with an opening；
Part III, it is inverted cone-shaped, and the lower end of described Part III offsets with the inwall of described hollow outer cylinder body,
So that the sidewall of described Part III forms second with the sidewall of described Part II and the inwall of described hollow outer cylinder body
Interlayer, does not connects between described first interlayer with described second interlayer；
Central discharge air pipe, it is arranged on the inside of described hollow inner cylinder body, its one end through described hollow outer cylinder body and described in
The top of empty inner barrel and the lower end of ft connection, the other end and described Part I are in one plane；
Heat exchanger tube, comprising:
Internal layer heat exchanger tube, it coils from top to bottom along the outer wall of described central discharge air pipe, the lower end of described internal layer heat exchanger tube
It is connected to the described opening of described Part II so that it connects with described second interlayer；
Outer layer heat exchanger tube, it coils in described first interlayer from bottom to top along the outer wall of described Part I, described outside
The lower end of layer heat exchanger tube is through described hollow outer cylinder body and feed tube connection, and its upper end passes described Part I and institute
State the upper end connection of internal layer heat exchanger tube；
Spray equipment, it includes the shower along described Part III inwall spiral from top to bottom, and is disposed on described
Multiple nozzles on shower, one end of described shower connects through the sidewall of described Part III with described second interlayer,
The other end is closed.
It is applicable to the cyclone dust collector of high temperature dust tail gas recycle the most as claimed in claim 1, it is characterised in that institute
The aspect ratio stating hollow outer cylinder body and described hollow inner cylinder body is 3: 2, described Part I, described Part II and described the
The aspect ratio of three parts is 1: 2-3: 1.
It is applicable to the cyclone dust collector of high temperature dust tail gas recycle the most as claimed in claim 2, it is characterised in that institute
Stating the internal diameter of central discharge air pipe, the minimum diameter of described Part II is 3-4: 6: 12 with the ratio of the internal diameter of described hollow outer cylinder body.
It is applicable to the cyclone dust collector of high temperature dust tail gas recycle the most as claimed in claim 3, it is characterised in that institute
The bottom stating settling zone is additionally provided with the second leakage fluid dram, and it is disposed on the top of described first leakage fluid dram, described first discharge opeing
Mouth connection the first discharging tube and the first valve, described second leakage fluid dram connects the second discharging tube and the second valve, described second row
Liquid mouth is connected with described feed tube by high-pressure pump, and the other end of described feed tube is connected with fluid supply by the 3rd valve.
It is applicable to the cyclone dust collector of high temperature dust tail gas recycle the most as claimed in claim 1, it is characterised in that institute
The top stating central discharge air pipe is provided with drying device.
It is applicable to the cyclone dust collector of high temperature dust tail gas recycle the most as claimed in claim 1, it is characterised in that institute
The outside stating hollow outer cylinder body is provided with thermal insulation layer.
It is applicable to the cyclone dust collector of high temperature dust tail gas recycle the most as claimed in claim 1, it is characterised in that institute
State settling zone and described second interlayer is equipped with breast hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510728593.8A CN105214429B (en) | 2015-10-31 | 2015-10-31 | Cyclone dust removal device for recycling of high-temperature dust-containing tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510728593.8A CN105214429B (en) | 2015-10-31 | 2015-10-31 | Cyclone dust removal device for recycling of high-temperature dust-containing tail gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105214429A CN105214429A (en) | 2016-01-06 |
| CN105214429B true CN105214429B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510728593.8A Active CN105214429B (en) | 2015-10-31 | 2015-10-31 | Cyclone dust removal device for recycling of high-temperature dust-containing tail gas |
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| CN (1) | CN105214429B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688574A (en) * | 2016-03-21 | 2016-06-22 | 安徽未名生物环保有限公司 | Treatment device for tail gas |
| CN110285694B (en) * | 2019-06-19 | 2024-03-12 | 武汉方特工业设备技术有限公司 | Coiled pipe type channel heat exchanger |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4460993B2 (en) * | 2004-10-22 | 2010-05-12 | 祺人 西岡 | Dust collection cyclone with heat exchanger |
| CN201239671Y (en) * | 2008-08-11 | 2009-05-20 | 宁夏三友环保设备制造有限公司 | Wind-cooling cyclone separating device |
| CN102407070B (en) * | 2011-11-21 | 2013-12-11 | 北京建筑工程学院 | Composite equipment for flue gas waste heat recovery and dust cleaning |
| CN202595491U (en) * | 2012-03-08 | 2012-12-12 | 黄远华 | Exhaust waste heat recovery and purification integrated device for forming machine |
| CN203123739U (en) * | 2012-12-26 | 2013-08-14 | 成都源创环保工程有限公司 | Exhaust gas spray tower with built-in heat exchange |
| CN103203153A (en) * | 2013-03-28 | 2013-07-17 | 郭红妹 | Gas dust-removing device |
| CN203620455U (en) * | 2013-11-28 | 2014-06-04 | 杭州碧空环境科技有限公司 | High-temperature forming machine oil smoke waste gas treatment device |
| CN104353316B (en) * | 2014-11-04 | 2016-04-20 | 广西天源生物之本环保科技有限公司 | A kind of dust arrester being applicable to high temperature dust tail gas recycle |
| CN104307290B (en) * | 2014-11-04 | 2015-12-09 | 广西天源生物之本环保科技有限公司 | Fertilizer tail gas dust cleaning apparatus |
| CN104399336A (en) * | 2014-11-25 | 2015-03-11 | 广西农垦糖业集团红河制糖有限公司 | Boiler dust collector and dust collection method |
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Effective date of registration: 20191202 Address after: 215100 4th floor, building 5, No. 892, Wusong Road, Guoxiang street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Harvey Optoelectronic Technology (Suzhou) Co., Ltd Address before: 530001 the Guangxi Zhuang Autonomous Region Xingning District of Nanning City Mingxiu Road North four Road No. 3 Patentee before: Zhang Jijin |
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