CN107442278A - Expanded metals collection electrode formula electric precipitation - Google Patents

Expanded metals collection electrode formula electric precipitation Download PDF

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Publication number
CN107442278A
CN107442278A CN201710680228.3A CN201710680228A CN107442278A CN 107442278 A CN107442278 A CN 107442278A CN 201710680228 A CN201710680228 A CN 201710680228A CN 107442278 A CN107442278 A CN 107442278A
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CN
China
Prior art keywords
dust
anode
board mount
frame
box body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710680228.3A
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Chinese (zh)
Inventor
许征鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Global China (beijing) Low Carbon Environmental Protection Technology Co Ltd
Original Assignee
Global China (beijing) Low Carbon Environmental Protection Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Global China (beijing) Low Carbon Environmental Protection Technology Co Ltd filed Critical Global China (beijing) Low Carbon Environmental Protection Technology Co Ltd
Priority to CN201710680228.3A priority Critical patent/CN107442278A/en
Publication of CN107442278A publication Critical patent/CN107442278A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/40—Electrode constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/40—Electrode constructions
    • B03C3/41—Ionising-electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/40—Electrode constructions
    • B03C3/45—Collecting-electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/74—Cleaning the electrodes
    • B03C3/76—Cleaning the electrodes by using a mechanical vibrator, e.g. rapping gear ; by using impact

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrostatic Separation (AREA)

Abstract

A kind of expanded metals collection electrode formula electric precipitation, mainly by dust collector box body（1）, air inlet（2）, air outlet（3）, air intake horn mouth（4）, anode superstructure（6）, cathode frame（7）, dust deflector（8）, flue-dust retainer（10）Composition, it is of the invention that there is advantages below compared with existing electrostatic precipitation technology：Dust is confined to inside the positive plate of cavity in the presence of corona wind, so as to reduce the turbulence intensity in exhaust gases passes, improves dust collection effect；Dust size is smaller under dizzy wind action simultaneously, and its dust collecting performance is stronger；It the composite can be widely applied to coal-burning power plant, smelting iron and steel, building materials, the environmental dust removal of construction site and technique to gather dust field, have that running resistance is small, cost is low, processing technology is easy, construction period is short, maintenance is small, and especially efficiency of dust collection is high, is not limited by Dust Characteristics.

Description

Expanded metals collection electrode formula electric precipitation
Technical field
The invention belongs to environmental pollution improvement's category, is related to a kind of electric dust collector, is related specifically to a kind of expanded metals and gathers dust Electric pole type electric precipitation.
Background technology
With requirement more and more higher of the country in terms of environmental protection, the relevant criterion formulated is also increasingly stricter, forces ring Border pollution abatement equipment manufacturing enterprise accelerates strength of technical renovation, accelerates the updating and upgrading of a product, environmental pollution improvement of China is set Standby development serves positive facilitation.Current deduster can be divided into mechanical dust collector, wet scrubber, filtering type and remove Dirt device, electric cleaner etc..Electric cleaner is to realize a kind of dust arrester that powder dust particle separates with air-flow using electrostatic force, with it The deduster of its type is compared, and the pressure loss is small, efficiency of dust collection is high, processing gas amount is big, can be used for high temperature, the field of high pressure Close, facilitate realization to automatically control.But it is more and more stricter with the environmental protection standard of soot emissions, the development of electric cleaner both by The bottleneck limitation of technology itself is arrived, the development of electric cleaner was in relatively slow in recent years, current electrostatic precipitation technology master If resistance range is contrasted 104~1010Ω cm dust works, and constantly increases due to industrializing fast-developing dust species Add, the dust accounting of high specific resistance and low resistivity is relative to be improved so that electrostatic precipitation technology nothing under new Environmental Protection Situation at present Method reaches requirement.In order to adapt to the needs of social development, it is imperative to research and develop a kind of new electric cleaner.
The content of the invention
It is targeted to prior art to solve the above problems the invention discloses a kind of expanded metals collection electrode formula electric precipitation Reformed, so as to meet the environmental requirement increasingly improved.
To achieve the above object, solution of the invention is：
A kind of expanded metals collection electrode formula electric precipitation, mainly by dust collector box body（1）, air inlet（2）, air outlet（3）, enter air horn Mouthful（4）, anode superstructure（6）, cathode frame（7）, dust deflector（8）, flue-dust retainer（10）Composition, the dust collector box body（1） Both ends be respectively equipped with air inlet（2）And air outlet（3）, in dust collector box body（1）With air inlet（2）Between be installed into air horn Mouthful（4）, anode superstructure（6）And cathode frame（7）It is arranged in dust collector box body（1）Inside, anode superstructure（6）With casing big frame It is directly connected to, cathode frame（7）Pass through insulator（71）It is connected with casing big frame, dust collector box body（1）Bottom be provided with collection Ash bucket（10）, in dust collector box body（1）And flue-dust retainer（10）Between set dust deflector（8）；
The air intake horn mouth（4）Internal 3/4 opening position is provided with air flow method section（41）, air flow method section（41）It is by some Individual rectangular horn mouth is vertically formed with airflow direction stacked arrangement, the inlet and outlet section area ratio and air intake of each rectangular horn mouth Horn mouth（4）Inlet and outlet section area ratio it is equal；
The anode superstructure（6）Using shaped steel welding fabrication, in lower portion, along airflow direction, longitudinally positive plate branch is installed in suspension Frame（61）, anode board mount（61）" n " font outer framework is welded into using C40-C60 shaped steel, the groove profile mouth of shaped steel is towards frame On the outside of frame, inner skeleton selects L20-L30 equal leg angle, the outer simultaneously interlaced arrangement concordant with outer framework of angle steel；Described Anode board mount（61）Outer surface fixed anode expanded metals（62）, form the prolate rectangular box of lower ending opening；The anode Expanded metals（62）Thickness is used to arrange that eyelet is formed for the steel plate of 2-3 millimeters, eye diameter is 3-5 millimeters, eyelet and eyelet Between spacing be 3-5 millimeters；Corresponding anode board mount（61）Jointed anode framework at the groove profile mouth of both sides（6）Column anode is set It is spacing（63）, anode limiting（63）In anode board mount（61）Set in height per 4-5 rice at one, anode superstructure（6）With anode It is spacing（63）Gap be 5-15mm；Every anode board mount（61）The upper pneumatic vibrator for installing more than 1（5）；
The cathode frame（7）Using shaped steel welding fabrication, and through insulator（71）It is installed on main frame, in cathode frame Along airflow direction, longitudinally negative electrode board mount is installed in suspension in portion（72）, in negative electrode board mount（72）Uniform welded cathode prickle（73）, Cathode frame（7）Through disconnecting switch（91）Connect the cathode end of rectifier transformer (9)；Every negative electrode board mount（72）Upper peace Fill the pneumatic vibrator of more than 1（5）；
The anode board mount（61）And polar plate bracket（72）The uniform interlaced arrangement on parallel to airflow direction, anode board mount （61）And polar plate bracket（72）Net die opening be 100-200mm；
The dust deflector（8）For shutter that is vertical and being set windward in airflow direction.
Coal-burning power plant, smelting iron and steel, building materials, the environmental dust removal of construction site and technique is the composite can be widely applied to gather dust Field, the present invention have that running resistance is small, cost is low, and processing technology is easy, and the construction period is short, and maintenance is small, especially dedusting Efficiency high, do not limited by Dust Characteristics.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is the horizontal cross of the present invention；
Fig. 2 is the longitudinal sectional view of the present invention.
Legend explanation：
1st, dust collector box body；2nd, air inlet；3rd, air outlet；4th, air intake horn mouth；41st, air flow method section；5th, pneumatic vibrator； 6th, anode superstructure；61st, anode board mount；62nd, anode expanded metals；63rd, anode positions；7th, cathode frame；71st, insulator；72nd, negative electrode Board mount；73rd, negative electrode prickle；8th, dust deflector；9th, rectifier transformer；91st, disconnecting switch；10th, flue-dust retainer；11st, bilayer unloads Grey valve.
Embodiment
With reference to the accompanying drawings, a kind of expanded metals collection electrode formula electric precipitation of the present invention, mainly by dust collector box body（1）, air inlet （2）, air outlet（3）, air intake horn mouth（4）, anode superstructure（6）, cathode frame（7）, dust deflector（8）, flue-dust retainer（10） Composition, the dust collector box body（1）Both ends be respectively equipped with air inlet（2）And air outlet（3）, in dust collector box body（1）With entering Air port（2）Between be installed into air horn mouth（4）, anode superstructure（6）And cathode frame（7）It is arranged in dust collector box body（1）Inside, Anode superstructure（6）It is directly connected to casing big frame, cathode frame（7）Pass through insulator（71）It is connected, removes with casing big frame Dirt device casing（1）Bottom be provided with flue-dust retainer（10）, in dust collector box body（1）And flue-dust retainer（10）Between set dust deflector （8）；
The air intake horn mouth（4）Internal 3/4 opening position is provided with air flow method section（41）, air flow method section（41）It is by some Individual rectangular horn mouth is vertically formed with airflow direction stacked arrangement, the inlet and outlet section area ratio and air intake of each rectangular horn mouth Horn mouth（4）Inlet and outlet section area ratio it is equal；Air-flow passes through air flow method section（41）Afterwards in the work of some rectangular horn mouths Spread with lower to surrounding, be uniformly distributed in whole casing.
The anode superstructure（6）Using shaped steel welding fabrication, in lower portion, along airflow direction, longitudinally anode is installed in suspension Board mount（61）, anode board mount（61）" n " font outer framework, the groove profile mouth court of shaped steel are welded into using C40-C60 shaped steel On the outside of to framework, inner skeleton selects L20-L30 equal leg angle, the outer simultaneously interlaced arrangement concordant with outer framework of angle steel, keeps away The passage of antifouling vertical direction；In the anode board mount（61）Outer surface fixed anode expanded metals（62）, form lower end The prolate rectangular box of opening；The anode expanded metals（62）Thickness is used for the steel plate of 2-3 millimeters to arrange that eyelet is formed netted, Eye diameter is 3-5 millimeters, and the spacing between eyelet and eyelet is 3-5 millimeters；Corresponding anode board mount（61）Both sides groove profile mouth Locate jointed anode framework（6）Set column anode spacing（63）, anode limiting（63）In anode board mount（61）Per 4-5 in height Rice is set at one, anode superstructure（6）With anode limiting（63）Gap be 5-15mm, ensure pole in the case where ensuring die opening Plate runs into time delay vertical direction slip of expanding with heat and contract with cold, and is unlikely to deform；Every anode board mount（61）It is upper to install more than 1 Pneumatic vibrator（5）；
The cathode frame（7）Using shaped steel welding fabrication, and through insulator（71）It is installed on main frame, in cathode frame Along airflow direction, longitudinally negative electrode board mount is installed in suspension in portion（72）, in negative electrode board mount（72）Uniform welded cathode prickle（73）, Cathode frame（7）Through disconnecting switch（91）Connect the cathode end of rectifier transformer (9)；Every negative electrode board mount（72）Upper peace Fill the pneumatic vibrator of more than 1（5）；
The anode board mount（61）And polar plate bracket（72）In the uniform interlaced arrangement on airflow direction, anode board mount （61）And polar plate bracket（72）Net die opening be 100-200mm；
The dust deflector（8）For shutter that is vertical and being set windward in airflow direction.
Refering to accompanying drawing 1, minus plate of the invention and positive plate interlaced arrangement, between region formed exhaust gases passes, when for When negative pole, the positive plate of minus plate access high voltage power supply access the positive pole of high voltage power supply, flue gas is through air inlet in air flow method section In the presence of, be evenly distributed to each exhaust gases passes, into exhaust gases passes dust negative electrode prickle it is charged after, and in the work of corona wind With it is lower through positive plate mesh to positive plate inside drive into；Due to the effect of corona wind and anode wooden partition online eye, low resistivity Dust lose the phenomenon bounced and disturbed on anode, while the back corona phenomenon of anode plate surface high resistivity dust exists Entered under the active force of corona wind inside dust chamber, efficiently avoid the back corona phenomenon of anode plate surface, therefore can To reduce anode-cathode distance as far as possible, so as to significantly increase dust-collecting efficiency, the particularly dust-collecting efficiency to subparticle；Into Dust inside positive plate mutually collides, and cohesion, ties grain, is collected through the vertical channel final settlement among positive plate in ash bucket Outward transport；Indivedual dust being attached on anode expanded metals wall, and indivedual dust being attached on minus plate are shaken by opening air Dynamic device carries out high-frequency vibration and come off.
It is of the invention that there is advantages below compared with existing electrostatic precipitation technology：Dust is confined to sky in the presence of corona wind Inside the positive plate of chamber, so as to reduce the turbulence intensity in exhaust gases passes, dust collection effect is improved；Simultaneously in dizzy wind action Lower dust size is smaller, and its dust collecting performance is stronger；Secondly the present invention is not restricted by dust specific resistance size；Into dust chamber Dust also has good hydrodynamics shielding action, can efficiently reduce loss of backflowing；The dust collection electric field ratio of this configuration Conventional electric field flutters dirt efficiency high, and airborne dust loses small, wide adaptation range, lightweight construction, has higher cost performance and wide Application prospect.

Claims (1)

  1. A kind of 1. expanded metals collection electrode formula electric precipitation, mainly by dust collector box body（1）, air inlet（2）, air outlet（3）, air intake loudspeaker Mouth（4）, anode superstructure（6）, cathode frame（7）, dust deflector（8）, flue-dust retainer（10）Composition, it is characterised in that：It is described Dust collector box body（1）Both ends be respectively equipped with air inlet（2）And air outlet（3）, in dust collector box body（1）With air inlet（2）It Between be installed into air horn mouth（4）, anode superstructure（6）And cathode frame（7）It is arranged in dust collector box body（1）Inside, anode superstructure （6）It is directly connected to casing big frame, cathode frame（7）Pass through insulator（71）It is connected with casing big frame, dust collector box body （1）Bottom be provided with flue-dust retainer（10）, in dust collector box body（1）And flue-dust retainer（10）Between set dust deflector（8）；
    The air intake horn mouth（4）Internal 3/4 opening position is provided with air flow method section（41）, air flow method section（41）It is by some Individual rectangular horn mouth is vertically formed with airflow direction stacked arrangement, the inlet and outlet section area ratio and air intake of each rectangular horn mouth Horn mouth（4）Inlet and outlet section area ratio it is equal；
    The anode superstructure（6）Using shaped steel welding fabrication, in lower portion, along airflow direction, longitudinally positive plate branch is installed in suspension Frame（61）, anode board mount（61）" n " font outer framework is welded into using C40-C60 shaped steel, the groove profile mouth of shaped steel is towards frame On the outside of frame, inner skeleton selects L20-L30 equal leg angle, the outer simultaneously interlaced arrangement concordant with outer framework of angle steel；Described Anode board mount（61）Outer surface fixed anode expanded metals（62）, form the prolate rectangular box of lower ending opening；The anode Expanded metals（62）Thickness is used to arrange that eyelet is formed for the steel plate of 2-3 millimeters, eye diameter is 3-5 millimeters, eyelet and eyelet Between spacing be 3-5 millimeters；Corresponding anode board mount（61）Jointed anode framework at the groove profile mouth of both sides（6）Column anode is set It is spacing（63）, anode limiting（63）In anode board mount（61）Set in height per 4-5 rice at one, anode superstructure（6）With anode It is spacing（63）Gap be 5-15mm；Every anode board mount（61）The upper pneumatic vibrator for installing more than 1（5）；
    The cathode frame（7）Using shaped steel welding fabrication, and through insulator（71）It is installed on main frame, in cathode frame Along airflow direction, longitudinally negative electrode board mount is installed in suspension in portion（72）, in negative electrode board mount（72）Uniform welded cathode prickle（73）, Cathode frame（7）Through disconnecting switch（91）Connect the cathode end of rectifier transformer (9)；Every negative electrode board mount（72）Upper peace Fill the pneumatic vibrator of more than 1（5）；
    The anode board mount（61）And polar plate bracket（72）The uniform interlaced arrangement on parallel to airflow direction, anode board mount （61）And polar plate bracket（72）Net die opening be 100-200mm；
    The dust deflector（8）For shutter that is vertical and being set windward in airflow direction.
CN201710680228.3A 2017-08-10 2017-08-10 Expanded metals collection electrode formula electric precipitation Withdrawn CN107442278A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710680228.3A CN107442278A (en) 2017-08-10 2017-08-10 Expanded metals collection electrode formula electric precipitation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710680228.3A CN107442278A (en) 2017-08-10 2017-08-10 Expanded metals collection electrode formula electric precipitation

Publications (1)

Publication Number Publication Date
CN107442278A true CN107442278A (en) 2017-12-08

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CN201710680228.3A Withdrawn CN107442278A (en) 2017-08-10 2017-08-10 Expanded metals collection electrode formula electric precipitation

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020083239A1 (en) * 2018-10-22 2020-04-30 上海必修福企业管理有限公司 Air dust removal system and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102671763A (en) * 2012-04-30 2012-09-19 莱芜钢铁集团有限公司 Pipeline type high wind speed double charged area electro coagulation device
CN106111334A (en) * 2016-06-27 2016-11-16 许玉蕊 Cavity electrodes electromagnetism ash-cleaning type electric precipitation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102671763A (en) * 2012-04-30 2012-09-19 莱芜钢铁集团有限公司 Pipeline type high wind speed double charged area electro coagulation device
CN106111334A (en) * 2016-06-27 2016-11-16 许玉蕊 Cavity electrodes electromagnetism ash-cleaning type electric precipitation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020083239A1 (en) * 2018-10-22 2020-04-30 上海必修福企业管理有限公司 Air dust removal system and method
WO2020083238A1 (en) * 2018-10-22 2020-04-30 上海必修福企业管理有限公司 Air dust removal system and method

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Application publication date: 20171208