CN107096645A - A kind of conductive particles and non-conductor particle electrification separator and method - Google Patents

A kind of conductive particles and non-conductor particle electrification separator and method Download PDF

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Publication number
CN107096645A
CN107096645A CN201710349499.0A CN201710349499A CN107096645A CN 107096645 A CN107096645 A CN 107096645A CN 201710349499 A CN201710349499 A CN 201710349499A CN 107096645 A CN107096645 A CN 107096645A
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China
Prior art keywords
conductor
conductive particles
plate
separator
section
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Pending
Application number
CN201710349499.0A
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Chinese (zh)
Inventor
张军
吴海洋
张灿强
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Southeast University
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Southeast University
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Priority to CN201710349499.0A priority Critical patent/CN107096645A/en
Publication of CN107096645A publication Critical patent/CN107096645A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00Separating solids from solids by electrostatic effect
    • B03C7/02Separators
    • B03C7/10Separators with material falling in cascades
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00Separating solids from solids by electrostatic effect
    • B03C7/003Pretreatment of the solids prior to electrostatic separation

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  • Electrostatic Separation (AREA)

Abstract

The invention discloses a kind of conductive particles and non-conductor particle electrification separator and method.The present invention includes body, it is arranged on the feeding device of body upper and the component selections being arranged on inside body and Row control section, sorting section described in each group includes two and is located at the arc positive plate of both sides and two arc negative plates being located at respectively below the arc positive plate of both sides respectively, described arc positive plate is arranged on described body by the regulating arm of tape insulation, described arc negative plate is directly connected with described body, electrostatic field is formed between described arc positive plate and described arc negative plate, sorting section lower section described in each group is provided with Row control section.The present invention effectively can finely be sorted mixed material by the difference of electrical properties and proportion.

Description

A kind of conductive particles and non-conductor particle electrification separator and method
Technical field:
The present invention relates to a kind of conductive particles and non-conductor particle electrification separator and method, belong to solid waste comprehensive Conjunction utilizes technical field.
Background technology:
Flyash is the principal by product of coal-burning power plant, and the char particle in flyash is good conductor particle, and inorganic Mineral matter ash particle is then non-conductor conductive particles.If effective processing can be carried out to flyash, it can obtain a large amount of excellent Matter flyash and carbon residue.
Although there is the processing equipment of several flyash in the market, the charged mode of material is to pass through first mostly It is charged by friction, enters separated in electrostatic field afterwards, this kind of separate mode complex steps and low separation efficiency are existing in addition Separation device structure design aspect has some defects, cause the separating effect of soot particle in flyash and carbon granule it is undesirable, point It is low from efficiency, be difficult to industrialization promotion, the comprehensive utilization to flyash is adversely affected.
The content of the invention
, can be effective it is an object of the invention to provide a kind of conductive particles and non-conductor particle electrification separator and method Ground is finely sorted mixed material by the difference of electrical properties and proportion.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of conductive particles and non-conductor particle electrification separator, including body, the feed dress for being arranged on body upper The component selections inside body and Row control section are put and are arranged on, the sorting section described in each group is located at including two respectively The arc positive plate of both sides and two arc negative plates being located at respectively below the arc positive plate of both sides, described arc positive plate It is arranged on by the regulating arm of tape insulation on described body, described arc negative plate is directly connected with described body, institute Electrostatic field is formed between the arc positive plate stated and described arc negative plate, the sorting section lower section described in each group is provided with stream Process control section.
Described conductive particles and non-conductor particle electrification separator, described Row control section include conductor side sub-material Plate, non-conductor side cutting plate, conductor aggregate bin, non-conductor aggregate bin, secondary feed, feed back plate, described conductor side sub-material Plate, non-conductor side cutting plate, feed back plate end are connected by hinge with body.
Described conductive particles and non-conductor particle electrification separator, described feeding device include feed bin, described Electric heater unit is provided with inside feed bin, described feed bin bottom is provided with electromagnetic oscillation device, described electromagnetic oscillation device The charging aperture on described body is connected by feed valve.
Described conductive particles and non-conductor particle electrification separator, described organism bottom are respectively arranged with non-conductor Discharging opening, semiconductor discharging opening and conductor discharging opening.
Described conductive particles and non-conductor particle electrification separator, described sorting section and described Row control section It is respectively arranged with 1-5 grades.
Conductive particles and non-conductor particle electrification point are carried out with above-mentioned conductive particles and non-conductor particle electrification separator From method, this method comprises the following steps:
Step 1, using the electric heater unit in feed bin, material is dried processing;
Step 2, after being contacted by material particles with battery lead plate, conductive particles are siphoned away using electrostatic field, so that isolate Variable grain in material;
Step 3, Flow of Goods and Materials and the next fraction of entrance after conductor side cutting plate, the control sorting of non-conductor side cutting plate are utilized The material of selections.
Described method, the step 2 is specifically included:After the material is contacted with positive plate, by material not Charged difference with particle separates sub-conductor particle and non-conductor particle in the middle part of no material with the electrostatic field between positive and negative electrode plate; Leftover materials is entered next stage under gravity and sort section.
Described method, the step 3 is specifically included:Enter to become a mandarin under gravity after described sorted section of separation of material Process control section, by adjusting the conductor side cutting plate of Row control section and the position of non-conductor side cutting plate, after adjustment separation Leftover materials will be entered next stage by aggregate bin and sort section continuation separation;Conductive particles after either separating will enter next Fraction selections carry out selected.
Beneficial effect produced by the present invention:1st, rationally, treating capacity is big for the apparatus structure, and the efficiency of separation is high, without driving member, Energy consumption is low, easy to operate, for ease of maintenaince.2nd, material enters electrostatic field by discharging opening in the present invention, and negative plate is contacted first, can be straight Connected and conduct charged, and simplified separating step, and improved the charged efficiency of material, and then improve separative efficiency.3rd, it is of the invention Using double level Four isolating construction, and it can be realized by the flow of cutting plate control material to conductive particles and non-conductor particle Fine separation.
Brief description of the drawings
Fig. 1 is the controllable conductive particles of flow of the present invention and non-conductor particle electrification separator structural representation.
Fig. 2 is the insulation feed bin of the controllable conductive particles of flow of the present invention and non-conductor particle electrification separator structure Schematic diagram.
Fig. 3 is the sorting section schematic diagram of controllable conductive particles Yu the non-conductor particle electrification separator of flow of the present invention.
Fig. 4 is that the controllable conductive particles of flow of the present invention and the control flow device of non-conductor particle electrification separator show It is intended to.
In figure:1 it is feed bin, 2 be electric heater unit, 3 be electromagnetic oscillation device, 4 be feed valve, 5 be charging aperture, 6 is tune Joint arm, 7 be arc positive plate, 8 be arc negative plate, 9 be conductor side cutting plate, 10 be non-conductor side cutting plate, 11 be conductor Aggregate bin, 12 be non-conductor aggregate bin, 13 be secondary feed, 14 be feed back plate, 15 be non-conductor discharging opening, 16 be semiconductor Discharging opening, 17 are conductor discharging opening.
Embodiment
With reference to embodiment, the present invention is furture elucidated, it should be understood that following embodiments are only used for The bright present invention rather than limitation the scope of the present invention.
Fig. 1 is the controllable conductive particles of flow of the present invention and non-conductor particle electrification separator structural representation, such as Fig. 1 It is shown, conductive particles of the invention and non-conductor particle electrification separator, including body, the feed dress for being arranged on body upper The component selections inside body and Row control section are put and are arranged on, the sorting section described in each group is located at including two respectively The arc positive plate 7 of both sides and two arc negative plates 8 being located at respectively below the arc positive plate of both sides, described arc positive pole Plate is arranged on described body by the regulating arm 6 of tape insulation, and described arc negative plate is directly connected with described body, Electrostatic field is formed between described arc positive plate and described arc negative plate, the sorting section lower section described in each group is provided with Row control section.
Fig. 2 is the insulation feed bin of the controllable conductive particles of flow of the present invention and non-conductor particle electrification separator structure Schematic diagram.As shown in Fig. 2 insulation feed bin includes:Feed bin 1, electric heater unit 2, electromagnetic oscillation device 3, feed valve 4, charging aperture 5.Wherein feed bin 1, electric heater unit 2 are heating and thermal insulation part, and the periphery of feed bin 1 can be wrapped up by heat preserving and insulating material, electrical heating dress It is 9 electrically heated rods for running through feed bin to put 2,380V three phase mains is loaded thereon, and can pass through external circuit 9 heating rods of control Connection method is to realize the control to the rate of heat addition;Electromagnetic oscillation device 3, feed valve 4, the composition feed section of charging aperture 5, electromagnetism Vibrating device 3 can make the outflow feed bin of material particles equal and quantitative with feed valve 4, and charging aperture 5 can fall into material particles Monolayer distribution when on arc negative plate 8.
Described conductive particles and non-conductor particle electrification separator, described sorting section and described Row control section It is respectively arranged with 1-5 grades.In the present embodiment exemplified by 4 grades.
Fig. 3 is the sorting section schematic diagram of controllable conductive particles Yu the non-conductor particle electrification separator of flow of the present invention. As shown in figure 3, sorting section mainly includes regulating arm 6, arc positive plate 7, arc negative plate 8.Sorted at this in section, arc positive pole 0-60kv DC voltages can be loaded on plate 7, arc negative plate 8 is connected as earthing pole with body, therefore in positive plate 7 and negative pole Stable electrostatic field can be formed between plate 8.After mixed material enters electrostatic field areas, conductive particles will pass through conduction, two kinds of sensing Electric charge on mode lotus, and realization and the separation of non-conductor particle in the presence of electric field force.Its upper and lower ends of regulating arm 6 respectively at Body is connected with arc positive plate, and junction need to do insulation processing.Regulating arm 6 can realize the work of regulation the two poles of the earth spacing between plates With.
Fig. 4 is that the controllable conductive particles of flow of the present invention and the control flow device of non-conductor particle electrification separator show It is intended to.As shown in figure 4, flow control device mainly includes conductor side cutting plate 9, non-conductor side cutting plate 10, conductor aggregate bin 11st, non-conductor aggregate bin 12, secondary feed 13, feed back plate 14.Conductor side cutting plate 9, non-conductor side cutting plate 10, feed back plate 14 ends are connected with body, and connected mode is hinge connection, allow them freely to rotate to realize the control to material flow System.It is when conductor side cutting plate 9, non-conductor side cutting plate 10 are placed in No. 1 position, then described to sort the isolated conductor of section Particle will fall into conductor hopper, and leftover materials will fall into aggregate bin and fall into next stage sorting section along hopper and further sort; When conductor side cutting plate 9, non-conductor side cutting plate 10 are placed in No. 2 positions, then the conductive particles will fall into aggregate bin and along material Bucket is selected into next stage sorting section progress, and the leftover materials will fall into non-conductor hopper;After above-mentioned two situations During person, when conductor feed back plate 14 is also placed in No. 2 positions, then the conductive particles fallen into higher level's conductor hopper will be led with this grade of gained Body particle is mixed into next stage sorting section.
Conductive particles and non-conductor particle electrification point are carried out with above-mentioned conductive particles and non-conductor particle electrification separator From method, this method comprises the following steps:
Step 1, using the electric heater unit in feed bin, material is dried processing;
Step 2, after being contacted by material particles with battery lead plate, conductive particles are siphoned away using electrostatic field, so that isolate Variable grain in material;
Step 3, Flow of Goods and Materials and the next fraction of entrance after conductor side cutting plate, the control sorting of non-conductor side cutting plate are utilized The material of selections.
Described method, the step 2 is specifically included:After the material is contacted with positive plate, by material not Charged difference with particle separates sub-conductor particle and non-conductor particle in the middle part of no material with the electrostatic field between positive and negative electrode plate; Leftover materials is entered next stage under gravity and sort section.
Described method, the step 3 is specifically included:Enter to become a mandarin under gravity after described sorted section of separation of material Process control section, by adjusting the conductor side cutting plate of Row control section and the position of non-conductor side cutting plate, after adjustment separation Leftover materials will be entered next stage by aggregate bin and sort section continuation separation;Conductive particles after either separating will enter next Fraction selections carry out selected.
It should be pointed out that above-mentioned embodiment is only intended to clearly illustrate example, and not to embodiment Limit, there is no necessity and possibility to exhaust all the enbodiments.Each part being not known in the present embodiment Realized with prior art.For those skilled in the art, the premise of the principle of the invention is not being departed from Under, some improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.

Claims (8)

1. a kind of conductive particles and non-conductor particle electrification separator, it is characterised in that it includes body, is arranged on body The feeding device in portion and the component selections being arranged on inside body and Row control section, the sorting section described in each group are wrapped respectively Include two and be located at the arc positive plate of both sides and two arc negative plates being located at respectively below the arc positive plate of both sides, it is described Arc positive plate is arranged on described body by the regulating arm of tape insulation, described arc negative plate directly with described machine Body is connected, and electrostatic field is formed between described arc positive plate and described arc negative plate, under the sorting section described in each group Side is provided with Row control section.
2. conductive particles according to claim 1 and non-conductor particle electrification separator, it is characterised in that described stream Process control section include conductor side cutting plate, non-conductor side cutting plate, conductor aggregate bin, non-conductor aggregate bin, secondary feed, return Flitch, described conductor side cutting plate, non-conductor side cutting plate, feed back plate end are connected by hinge with body.
3. conductive particles according to claim 1 and non-conductor particle electrification separator, it is characterised in that described confession Expect that device includes being provided with electric heater unit inside feed bin, described feed bin, described feed bin bottom is provided with electric and magnetic oscillation dress Put, described electromagnetic oscillation device connects the charging aperture on described body by feed valve.
4. conductive particles according to claim 1 and non-conductor particle electrification separator, it is characterised in that described machine Body bottom is respectively arranged with non-conductor discharging opening, semiconductor discharging opening and conductor discharging opening.
5. conductive particles according to claim 1 and non-conductor particle electrification separator, it is characterised in that described point Selections and described Row control section are respectively arranged with 1-5 grades.
6. conductive particles are carried out with non-conductor particle electrification separator with above-mentioned conductive particles to separate with non-conductor particle electrification Method, it is characterised in that this method comprises the following steps:
Step 1, using the electric heater unit in feed bin, material is dried processing;
Step 2, after being contacted by material particles with battery lead plate, conductive particles are siphoned away using electrostatic field, so that in separation of material Variable grain;
Step 3, section is sorted using Flow of Goods and Materials after conductor side cutting plate, the control sorting of non-conductor side cutting plate and into next stage Material.
7. method according to claim 6, it is characterised in that the step 2 is specifically included:In the material and positive plate After contact, part in no material is separated with the electrostatic field between positive and negative electrode plate by the charged difference of variable grain in material Conductive particles and non-conductor particle;Leftover materials is entered next stage under gravity and sort section.
8. method according to claim 6, it is characterised in that the step 3 is specifically included:Sorted section point of the material Enter Row control section under gravity from after, by the conductor side cutting plate and non-conductor side sub-material that adjust Row control section The position of plate, the leftover materials after adjustment separation will enter next stage sorting section by aggregate bin to be continued to separate;Either separate It is selected that conductive particles afterwards will enter next stage sorting section progress.
CN201710349499.0A 2017-05-17 2017-05-17 A kind of conductive particles and non-conductor particle electrification separator and method Pending CN107096645A (en)

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Application Number Priority Date Filing Date Title
CN201710349499.0A CN107096645A (en) 2017-05-17 2017-05-17 A kind of conductive particles and non-conductor particle electrification separator and method

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Application Number Priority Date Filing Date Title
CN201710349499.0A CN107096645A (en) 2017-05-17 2017-05-17 A kind of conductive particles and non-conductor particle electrification separator and method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108480053A (en) * 2018-02-08 2018-09-04 中国矿业大学 A kind of Nonlinear Electric Field self-checking device of friction electrical selection

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW260625B (en) * 1994-06-02 1995-10-21 Pozzolanic Entpr Pty Ltd Process of treating fly ash and its device
CN2272330Y (en) * 1996-03-29 1998-01-14 冶金工业部长沙矿冶研究院 High-efficient high-voltage electric separator
CN201235312Y (en) * 2008-07-16 2009-05-13 山东华特磁电科技股份有限公司 Composite electric field electric selection machine
CN102302980A (en) * 2011-09-27 2012-01-04 巨锋 Two-column six-roller heating & internally-circulating electric separator
CN102319628A (en) * 2011-09-27 2012-01-18 巨锋 Parallel double-roller heating internal circulating electrostatic separator
CN102989584A (en) * 2012-11-13 2013-03-27 江苏省电力设计院 Method and equipment for collecting carbon from fly ash of flue gas of coal-fired boiler
CN202921426U (en) * 2012-12-04 2013-05-08 海南文盛新材料科技有限公司 Heating hopper feeding device of electric separator
CN103861738A (en) * 2014-03-26 2014-06-18 长沙矿冶研究院有限责任公司 Efficient and energy-saving high-pressure electrostatic separator
CN105728187A (en) * 2016-05-03 2016-07-06 湖北力帝机床股份有限公司 Multi-stage eddy current sorting integration machine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW260625B (en) * 1994-06-02 1995-10-21 Pozzolanic Entpr Pty Ltd Process of treating fly ash and its device
CN2272330Y (en) * 1996-03-29 1998-01-14 冶金工业部长沙矿冶研究院 High-efficient high-voltage electric separator
CN201235312Y (en) * 2008-07-16 2009-05-13 山东华特磁电科技股份有限公司 Composite electric field electric selection machine
CN102302980A (en) * 2011-09-27 2012-01-04 巨锋 Two-column six-roller heating & internally-circulating electric separator
CN102319628A (en) * 2011-09-27 2012-01-18 巨锋 Parallel double-roller heating internal circulating electrostatic separator
CN102989584A (en) * 2012-11-13 2013-03-27 江苏省电力设计院 Method and equipment for collecting carbon from fly ash of flue gas of coal-fired boiler
CN202921426U (en) * 2012-12-04 2013-05-08 海南文盛新材料科技有限公司 Heating hopper feeding device of electric separator
CN103861738A (en) * 2014-03-26 2014-06-18 长沙矿冶研究院有限责任公司 Efficient and energy-saving high-pressure electrostatic separator
CN105728187A (en) * 2016-05-03 2016-07-06 湖北力帝机床股份有限公司 Multi-stage eddy current sorting integration machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108480053A (en) * 2018-02-08 2018-09-04 中国矿业大学 A kind of Nonlinear Electric Field self-checking device of friction electrical selection

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Application publication date: 20170829

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