CN107185335B - A kind of self-loopa fume dust remover and method - Google Patents
A kind of self-loopa fume dust remover and method Download PDFInfo
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- CN107185335B CN107185335B CN201710481172.9A CN201710481172A CN107185335B CN 107185335 B CN107185335 B CN 107185335B CN 201710481172 A CN201710481172 A CN 201710481172A CN 107185335 B CN107185335 B CN 107185335B
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- cleaning fluid
- flue gas
- impeller
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- valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
Abstract
Porous blade wheel structure is applied in dust-extraction unit cavity by a kind of self-loopa fume dust remover and method, the present invention, and from top to bottom flowing has driven dedusting impeller to rotate clockwise to the acting of cleaning fluid potential energy, is not necessarily to extra work, realizes present apparatus self-loopa function；Certain facilitation is also played to the inflow of flue gas during wheel rotation；The absorption of contaminant particle in flue gas can be separated progress with washing away by novel porous blade wheel structure, greatly improve efficiency of dust collection；Dedusting impeller uses heat-barrier material simultaneously, impeller tip and shell are closely coupled simultaneously, rotating clockwise for dedusting impeller is driven using flue gas and cleaning fluid reverse flow, it avoids flue gas and is directly contacted with cleaning fluid, avoid the loss of the fume afterheat in dust removal process, dust removal process is avoided simultaneously and hinders flow of flue gas, greatly reduces the power consumption in dust removal process.Device integrally has the characteristics that high dust collection efficiency, production and operating cost is low, Applicable temperature range is wide.
Description
Technical field
The invention belongs to fume treatment technical fields, and in particular to a kind of self-loopa fume dust remover and method.
Background technique
It is more and more as the boiler of fuel and metallurgical steel-smelting electric furnace using raw coal with the rapid industrial development in our country, and this
The pollutant that a little stoves are discharged brings very big harm to atmospheric environment, and China's environmental improvement is made to face very big challenge,
Therefore also more and more important for the recycling of particulate matter in flue gas and processing technique.And ingredient is very complicated in flue gas, it is past in flue dust
Toward the ash content comprising fuel, coal grain, oil droplet and high-temperature split product etc., the pollution to environment is the compound dirt of a variety of poisonous substances
Dye is that harm is very big to human body.
Dust-extraction unit can separate dust from flue gas, therefore obtain more and more answering in flue gas ash removal
With.Dust removal with machine, electric precipitation, dust removal by filtration and cleaning dust etc. can be divided by trapping mechanism dust removal method.Wherein machinery removes
Dirt is removed dust using mechanical force from air-flow, and at low cost but efficiency of dust collection is lower；Electric precipitation using electrostatic force be dust with
Air-flow separation, high dust collection efficiency but higher cost；Dust removal by filtration separates dust with gas by filtrate, not for high-temperature flue gas
It is applicable in；Cleaning dust separates dust with gas with the collision of drop or liquid film by dust, and operating cost is higher.
Therefore, a kind of high dust collection efficiency, the dust-extraction unit that production is low with operating cost, Applicable temperature range is wide urgently go out
It is existing.
Summary of the invention
In view of the above-mentioned problems of the prior art, the purpose of the present invention is to provide a kind of high dust collection efficiency, production with
The dust-extraction unit that operating cost is low, Applicable temperature range is wide.
In order to achieve the above objectives, the inventive system comprises: including shell and the band of shell side upper and lower end is set
There are the exhanst gas outlet pipeline of exhanst gas outlet valve and the gas inlet pipeline with gas inlet valve, in shell other side upper and lower end
It is respectively arranged with the cleaning fluid inlet pipeline with cleaning fluid inlet valve and the cleaning fluid with cleaning fluid outlet valve
Outlet conduit, and heart position is provided with central axis in the housing, dedusting impeller is distributed in shell by center of circle circumference array of central axis
In vivo, the blade end of dedusting impeller and inner walls are in close contact.
The exhanst gas outlet pipeline is tapered configuration, is shunk along flue gas flow direction.
The gas inlet pipeline is divergent structure, is expanded along flue gas flow direction.
The cleaning fluid inlet pipeline is divergent structure, flows to and expands along cleaning fluid.
The cleaning fluid outlet conduit is tapered configuration, flows to and shrinks along cleaning fluid.
The cleaning fluid should be water, alkaline solution or the fluid with dustproof function.
The exhanst gas outlet valve, gas inlet valve, cleaning fluid inlet valve and cleaning fluid outlet valve are automatic valve, power
Drive valve or hand-operated valve.
The dedusting impeller uses the ceramic thermal insulation material of the porous structure with solid particle adsorption function to be made.
Include: using apparatus above self-loopa flue gas ash removal method
Step S100: impeller rotation: opening cleaning fluid inlet valve and cleaning fluid outlet valve, make cleaning fluid by upper and
Under flowed through shell by cleaning fluid inlet pipeline and flowed out by cleaning fluid outlet conduit, during cleaning fluid flowing,
Dedusting impeller is driven to rotate clockwise by potential energy；
Step S200: flue gas ash removal: exhanst gas outlet valve and gas inlet valve are opened, flue gas is from bottom to top by flue gas inlet tube
Road flows into shell, and wherein the rotation of dedusting impeller will drive flue gas and flow up, flue gas pollutant in flow process in shell
Particle is adsorbed to obtain clean gas by dedusting impeller, and clean gas is flowed out by shell to be discharged through exhanst gas outlet pipeline；
Step S300: dust processing: the dedusting impeller for being adsorbed with contaminant particle enters cleaning stream by fume side clockwise
Side, the acting of cleaning fluid potential energy are from top to bottom flowed, the dedusting impeller for being adsorbed with contaminant particle are washed away and taken away
Contaminant particle, while the flowing of cleaning fluid continues to drive the rotation acting of dedusting impeller, is achieved in continuing for dust-extraction unit
Dustproof function.
The present invention drives dedusting impeller to rotate clockwise and drives on flue gas by the potential energy acting of the cleaning fluid of downlink
Row adsorbs the particulate pollutant in flue gas by dedusting impeller, and the impeller with particulate pollutant rotates logical to cleaning fluid side
It crosses fluid scouring and realizes dedusting function, this method, which circuits sequentially, realizes device self-loopa deashing function.
The present invention compared with the existing technology, has the following advantages that and effect:
(1) acting of cleaning fluid potential energy is from top to bottom flowed in the present invention, has been further driven to dedusting impeller and has been revolved clockwise
Turn, is not necessarily to extra work, realizes present apparatus self-loopa function；
(2) pressure difference caused by the rotary course of dedusting impeller flows flue gas from bottom to top and has certain band in the present invention
Movement is used, and the pump work of flow of flue gas is reduced；
(3) absorption of contaminant particle separates progress with washing away in flue gas in the present invention, greatly improves efficiency of dust collection；
Further, dedusting impeller uses heat-barrier material in the present invention, while impeller tip and shell are closely coupled, utilizes
Flue gas drives rotating clockwise for dedusting impeller with cleaning fluid reverse flow, avoids flue gas and directly contacts with cleaning fluid,
The loss of the fume afterheat in dust removal process is avoided, while avoiding dust removal process and hindering flow of flue gas, it is a greater degree of to drop
Power consumption in low dust removal process.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
In figure, 1- exhanst gas outlet pipeline, 2- exhanst gas outlet valve, 3- gas inlet valve, 4- gas inlet pipeline, 5- cleaning stream
Body inlet pipeline, 6- cleaning fluid inlet valve, 7- cleaning fluid outlet valve, 8- cleaning fluid outlet conduit, 9- shell, in 10-
Mandrel, 11- dedusting impeller.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, the present invention include shell 9 and be arranged in 9 side upper and lower end of shell with exhanst gas outlet valve 2
Exhanst gas outlet pipeline 1 and gas inlet pipeline 4 with gas inlet valve 3, are respectively arranged in 9 other side upper and lower end of shell
Cleaning fluid inlet pipeline 5 with cleaning fluid inlet valve 6 and the cleaning fluid outlet conduit with cleaning fluid outlet valve 7
8, and heart position is provided with central axis 10 in the housing, using the ceramic thermal insulation of the porous structure with solid particle adsorption function
Dedusting impeller 11 made of material is that center of circle circumference array is distributed in shell 9 with central axis 10, the blade end of dedusting impeller 11
End is in close contact with 9 inner wall of shell.
Exhanst gas outlet pipeline 1 of the invention is tapered configuration, is shunk along flue gas flow direction, and gas inlet pipeline 4 is flaring
Structure is expanded along flue gas flow direction, and cleaning fluid inlet pipeline 5 is divergent structure, is flowed to and is expanded along cleaning fluid, cleaning stream
Body outlet conduit 8 is tapered configuration, flows to and shrinks along cleaning fluid.
Exhanst gas outlet valve 2, gas inlet valve 3, cleaning fluid inlet valve 6 and cleaning fluid outlet valve 7 are automatic valve, power
Drive valve or hand-operated valve.
Cleaning fluid of the present invention should be water, alkaline solution or the fluid with dustproof function.
The present invention can make flue gas preferably be full of dedusting impeller side using divergent structure, to increase flue gas and impeller
Contact area, on the one hand promote efficiency of dust collection, on the other hand can be preferably using cleaning fluid potential energy to driving dedusting
Impeller rotation；Decrement structure can preferably will be filled with fume collection and the discharge of impeller side.
Using the self-loopa flue gas ash removal method of apparatus above, comprising the following steps:
Step S100: impeller rotation: cleaning fluid inlet valve 6 and cleaning fluid outlet valve 7 are opened, makes cleaning fluid by upper
Shell 9 is flowed through by cleaning fluid inlet pipeline 5 under and and is flowed out by cleaning fluid outlet conduit 8, was flowed in cleaning fluid
Cheng Zhong drives dedusting impeller 11 to rotate clockwise by potential energy；
Step S200: flue gas ash removal: exhanst gas outlet valve 2 and gas inlet valve 3 are opened, flue gas is from bottom to top by gas inlet
Pipeline 4 flows into shell 9, and wherein the rotation of dedusting impeller 11 will drive flue gas and flow up, and flue gas is in shell 9 in flow process
Contaminant particle obtains clean gas by the absorption of dedusting impeller 11, and clean gas is flowed out by shell 9 through 2 row of exhanst gas outlet pipeline
Out；
Step S300: dust processing: the dedusting impeller 11 for being adsorbed with contaminant particle enters cleaning by fume side clockwise
Fluid side, the acting of cleaning fluid potential energy are from top to bottom flowed, are washed away simultaneously to the dedusting impeller 11 for being adsorbed with contaminant particle
Contaminant particle is taken away, while the flowing of cleaning fluid continues to drive the rotation acting of dedusting impeller 11, is achieved in dust-extraction unit
Lasting dustproof function.
The acting of cleaning fluid potential energy is from top to bottom flowed in the present invention, has been further driven to dedusting impeller and has been rotated clockwise,
Without extra work, present apparatus self-loopa function is realized；Pressure difference caused by the rotary course of dedusting impeller is to flue gas under
And upper flowing has certain induced effect, reduces the pump work of flow of flue gas；It the absorption of contaminant particle and is washed away point in flue gas
It drives row into, greatly improves efficiency of dust collection；Dedusting impeller uses heat-barrier material, while impeller tip and shell are closely coupled, benefit
Rotating clockwise for dedusting impeller is driven with flue gas and cleaning fluid reverse flow, flue gas is avoided and is directly connect with cleaning fluid
Touching, avoids the loss of the fume afterheat in dust removal process, while avoiding dust removal process and hindering flow of flue gas, greatly
Reduce the power consumption in dust removal process.
Claims (5)
1. a kind of self-loopa fume dust remover, which is characterized in that upper and lower in shell (9) side including shell (9) and setting
The exhanst gas outlet pipeline (1) with exhanst gas outlet valve (2) and the gas inlet pipeline (4) with gas inlet valve (3) at end, institute
Stating exhanst gas outlet pipeline (1) is tapered configuration, is shunk along flue gas flow direction, and the gas inlet pipeline (4) is divergent structure,
It is expanded along flue gas flow direction, in shell (9) other side, upper and lower end is respectively arranged with the cleaning stream with cleaning fluid inlet valve (6)
Body inlet pipeline (5) and the cleaning fluid outlet conduit (8) for having cleaning fluid outlet valve (7), the cleaning fluid inlet tube
Road (5) is divergent structure, flows to and expands along cleaning fluid, and the cleaning fluid outlet conduit (8) is tapered configuration, along clear
Clean fluid flow direction is shunk, and heart position is provided with central axis (10) in the housing, and dedusting impeller (11) is circle with central axis (10)
Heart circumference array is distributed in shell (9), and the blade end and shell (9) inner wall of dedusting impeller (11) are in close contact.
2. self-loopa fume dust remover according to claim 1, which is characterized in that the cleaning fluid is with removing
The fluid of dirt effect, the fluid with dustproof function are water or alkaline solution.
3. self-loopa fume dust remover according to claim 1, which is characterized in that the exhanst gas outlet valve (2), flue gas
Inlet valve (3), cleaning fluid inlet valve (6) and cleaning fluid outlet valve (7) are automatic valve, power drive valve or hand-operated valve.
4. self-loopa fume dust remover according to claim 1, which is characterized in that the dedusting impeller (11) is using tool
There is the ceramic thermal insulation material of the porous structure of solid particle adsorption function to be made.
5. a kind of self-loopa flue gas ash removal method of device as described in claim 1, which comprises the following steps:
Step S100: impeller rotation: cleaning fluid inlet valve (6) and cleaning fluid outlet valve (7) are opened, make cleaning fluid by upper
Shell (9) is flowed through by cleaning fluid inlet pipeline (5) under and and is flowed out by cleaning fluid outlet conduit (8), in cleaning fluid
In flow process, dedusting impeller (11) are driven to rotate clockwise by potential energy；
Step S200: flue gas ash removal: exhanst gas outlet valve (2) and gas inlet valve (3) are opened, flue gas is from bottom to top by gas inlet
Pipeline (4) flows into shell (9), and wherein the rotation of dedusting impeller (11) will drive flue gas and flow up, flue gas stream in shell (9)
Contaminant particle obtains clean gas by dedusting impeller (11) absorption during dynamic, and clean gas is flowed out by shell (9) through flue gas
Outlet conduit (2) discharge；
Step S300: dust processing: the dedusting impeller (11) for being adsorbed with contaminant particle enters cleaning stream by fume side clockwise
Side, the acting of cleaning fluid potential energy are from top to bottom flowed, are washed away simultaneously to the dedusting impeller (11) for being adsorbed with contaminant particle
Contaminant particle is taken away, while the flowing of cleaning fluid continues to drive dedusting impeller (11) rotation acting, is achieved in dedusting dress
The lasting dustproof function set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710481172.9A CN107185335B (en) | 2017-06-22 | 2017-06-22 | A kind of self-loopa fume dust remover and method |
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| CN201710481172.9A CN107185335B (en) | 2017-06-22 | 2017-06-22 | A kind of self-loopa fume dust remover and method |
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| CN107185335A CN107185335A (en) | 2017-09-22 |
| CN107185335B true CN107185335B (en) | 2019-11-08 |
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| CN107694287A (en) * | 2017-11-20 | 2018-02-16 | 湖州市练市聚丰线缆厂 | A kind of enamel-covered wire waste gas filter |
| CN108770657B (en) * | 2018-06-15 | 2020-06-02 | 庄臣酿酒（福建）有限公司 | Multifunctional desert forestation irrigator |
| CN113521921B (en) * | 2021-06-16 | 2022-05-13 | 江阴市先锋建筑有限责任公司 | Old and useless construction is retrieved with rainwater and is sprayed dust fall system |
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| JPH0687931B2 (en) * | 1986-03-11 | 1994-11-09 | セイコ−化工機株式会社 | Exhaust gas purification device |
| CN2146656Y (en) * | 1993-01-03 | 1993-11-17 | 刘桂芳 | Liquid-seal boiler dust remover |
| RU2106182C1 (en) * | 1996-02-07 | 1998-03-10 | Воронежская государственная архитектурно-строительная академия | Apparatus for wet gas cleaning |
| CN203790767U (en) * | 2014-01-16 | 2014-08-27 | 李志伟 | Air purifying equipment for removing haze |
| CN105664622A (en) * | 2016-01-27 | 2016-06-15 | 太仓井林机械科技有限公司 | Equipment for removing dust from air by using circulating water |
| CN205435290U (en) * | 2016-04-08 | 2016-08-10 | 山东金孚环境工程有限公司 | Industry tail gas wet -type purifier |
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