CN107139355A - A kind of plastic selector of utilization corona discharge - Google Patents
A kind of plastic selector of utilization corona discharge Download PDFInfo
- Publication number
- CN107139355A CN107139355A CN201710366385.7A CN201710366385A CN107139355A CN 107139355 A CN107139355 A CN 107139355A CN 201710366385 A CN201710366385 A CN 201710366385A CN 107139355 A CN107139355 A CN 107139355A
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- Prior art keywords
- electrode
- conveyor
- corona treatment
- high voltage
- hopper
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- 239000004033 plastic Substances 0.000 title claims abstract description 78
- 229920003023 plastic Polymers 0.000 title claims abstract description 78
- 239000000463 material Substances 0.000 claims abstract description 73
- 238000003851 corona treatment Methods 0.000 claims abstract description 60
- 238000000926 separation method Methods 0.000 claims abstract description 39
- 230000005684 electric field Effects 0.000 claims abstract description 27
- 238000007599 discharging Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 208000002173 dizziness Diseases 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 229910052571 earthenware Inorganic materials 0.000 claims description 3
- 230000001788 irregular Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 241000273930 Brevoortia tyrannus Species 0.000 description 1
- 239000002801 charged material Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013502 plastic waste Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- 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
- B03C7/00—Separating solids from solids by electrostatic effect
- B03C7/02—Separators
- B03C7/12—Separators with material falling free
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0203—Separating plastics from plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0262—Specific separating techniques using electrical caracteristics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Electrostatic Separation (AREA)
Abstract
The present invention relates to a kind of plastic selector of utilization corona discharge, belong to materiel machining technical field.Including frame, vibration feeder, material conveyor, corona treatment plant, two-stage high voltage separation system, material collecting device and control cabinet, the vibration feeder and material conveyor are adjacent and in frame, the corona treatment plant is arranged on above material conveyor, the two-stage high voltage separation system is arranged on below material conveyor, described material collecting device is arranged on below two-stage high voltage separation system, and described control cabinet is arranged in the frame below vibration feeder.The present invention can make the separation of plastics more thorough using the plastic selector of corona discharge by the sorting of high voltage electric field twice; and separable two or more plastic grain mixture; by adjusting sided corona treatment intensity its can be made powered for different plastics; greatly reduce labor intensity; and plastics separative efficiency can be improved, reduce production cost.
Description
Technical field
The present invention relates to a kind of plastic selector of utilization corona discharge, belong to materiel machining technical field.
Background technology
China can all scrap substantial amounts of industrial plastic and household plastic every year, and dealing with improperly will bring serious environment to bear
Load, while causing the huge wasting of resources.But, waste or used plastics complicated component, often a variety of plastics, rubber etc. are entrained in one
Rise, it is difficult to directly with recycling, and the mixed recycled product poor performance of heterogeneity plastics, it is only used for low side production
In product, fail to realize that technics of reclaim of plastic waste value is maximized.Thus, how to realize different types of plastics high-efficiency cleaning point
From the recycled plastics material of acquisition single type is the prerequisite that it is recycled.
Because the dielectric constant of different plastics is different, the lotus so plastic grain by Corona discharge Treatment can become positively charged
Or negative electrical charge, the principle attracted each other using the charges of different polarity carries out separation screening to the plastics Jing Guo sided corona treatment to be obtained
The plastics of pure single variety, and single-stage high voltage electric field system can only separate two kinds of plastic grains mixture and also can not be thorough
Separate to bottom these mixed plastics.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of plastic selector of utilization corona discharge, it is possible to use electricity
Corona processing makes positive and negative charge on plastic tape, while plastics to be more uniformly transported to material conveying using vibration feeder
On machine, so plastics can be made to be easier to take electric charge；Then carrying out separation screening twice by high voltage electric field makes point of plastics
From more thoroughly, and two or more plastic grain mixtures can be separated, can pass through for different plastics and adjust electricity
Dizzy processing intensity makes its powered, greatly reduces labor intensity, and can improve plastics separative efficiency, reduces production cost.
The technical scheme is that：A kind of plastic selector of utilization corona discharge, including frame 1, vibration feeding
Machine, material conveyor, corona treatment plant, two-stage high voltage a separation system, material collecting device and control cabinet 2, it is described to shake
Dynamic feeder and material conveyor are adjacent and in frame 1, and the corona treatment plant is arranged on above material conveyor,
The two-stage high voltage separation system is arranged on below material conveyor, and described material collecting device is arranged on two-stage high pressure
Below electric field sorting system, described control cabinet 2 is arranged in the frame 1 below vibration feeder, and vibration feeder, material are defeated
Mechanical, electrical dizzy processing unit, two-stage high voltage a separation system is sent to be connected by wire with control cabinet 2, described vibration feeding
Machine is used to be vibrated plastic grain and the plastic grain after vibration is sent into material conveyor, and material conveyor is used to shake
Plastic grain after dynamic is sent to two-stage high voltage separation system, and corona treatment plant is used for the plastics on material conveyor
Particle, which carries out Corona discharge Treatment, makes it take positive and negative charge, and two-stage high voltage separation system is used for corona treatment plant
Plastic grain after reason is separated twice in high voltage electric field, and material collecting device is used to collect two-stage high voltage sorting system
Plastic grain after system processing.
Specifically, described vibration feeder include two vibrators 7, vibration feeding bucket 4, four vibrating springs 6, four
Socle 3, two fix bars 25 and four screw rods 5, two described vibrators 7 be separately mounted to the both sides of vibration feeding bucket 4 and
It is connected by wire with control cabinet 2, four described screw rods 5 are separately mounted to four angles of vibration feeding bucket 4, the upper end of screw rod 5
It is connected with vibration feeding bucket 4, lower end is connected with socle 3, four described vibrating springs 6 are respectively fitted on four screw rods 5, when sharp
The device 7 that shakes can cause vibrating spring 6 to vibrate when vibrating, so as to cause vibration feeding bucket 4 to vibrate, make plastic grain more uniformly
It is transported on material conveyor, the described two ends of every fix bar 25 are connected with socle 3 respectively, and vibration feeder passes through socle 3
In frame 1.
Specifically, described material conveyor include conveyer motor 28, gear-box 29, belt conveyor 31, drive roll 30,
Driven voller 33, four conveyor shaft bearings 11, two conveyor frame beams 9 and four conveyer pillars 8, every described conveying
Machine frame is set a roof beam in place and is fitted with conveyor shaft bearing 11 on the outside of 9 two ends, and described drive roll 30 and driven voller 33 is respectively arranged on conveying
Machine frame set a roof beam in place 9 two ends, and be arranged on by conveyor shaft bearing 11 on conveyor frame beam 9, described belt conveyor 31 leads to
Cross drive roll 30 and driven voller 33 is fixed on material conveyor, described conveyer motor 28 is connected with gear-box 29 to be arranged on
On the conveyor frame beam 9 of the side of drive roll 30, so as to drive belt conveyor 31 to move, every two ends of conveyor frame beam 9
Downside is fitted with described conveyer pillar 8, and material conveyor is arranged in frame 1 by conveyer pillar 8, and conveying is electromechanical
Machine 28 is connected by wire with control cabinet 2.
Specifically, the corona treatment plant includes two sided corona treatment electrodes 32 and four sided corona treatment supports 10, often
The outside of root conveyor frame beam 9 is fitted with the sided corona treatment support 10 described in two, and sided corona treatment electrode 32 passes through wire
It is connected with control cabinet 2, the every described two ends of sided corona treatment electrode 32 are arranged on sided corona treatment support 10 and constitute sided corona treatment
System.
Described sided corona treatment electrode 32 is the rectangular tube being made of ceramic materials, and filled out in square earthenware
The irregular aluminum alloy granule of form is filled with, sided corona treatment electrode 32 is detachably connected with sided corona treatment support 10.
Specifically, described two-stage high voltage separation system includes feed hopper 12, the first rectangular electrode 13, the second rectangle
Electrode 20, the 3rd rectangular electrode 17, circle electrode 14, electrode brush 15, electrode motor 16, the first crossed electrode 19, the second positive alternating current
Pole 18, positive output HV generator 26 and negative output HV generator 27, electrode motor 16, positive output high-pressure electrostatic
Generator 26 and negative output HV generator 27, the first rectangular electrode 13, the second rectangular electrode 20, the 3rd rectangular electrode
17th, the first crossed electrode 19, the second crossed electrode 18 are connected by wire with control cabinet 2, and described feed hopper 12 is arranged on
The exit side of material conveyor, described electrode brush 15 is located at the lower section of the discharging opening of feed hopper 12, the first described rectangular electrode
13 are separately mounted to the both sides of the discharging opening of feed hopper 12 with circle electrode 14, constitute first order high voltage electric field separation system, described
First rectangular electrode 13 is fixed in frame 1, and described electrode motor 16 is fixed in frame 1 and justifies electrode by belt drive
14 and electrode brush 15 rotate together, described the first crossed electrode 19 and the second crossed electrode 18 is arranged at first order high voltage electric field
The underface of separation system, the second described rectangular electrode 20 and the 3rd rectangular electrode 17 are respectively arranged at the first crossed electrode 19
With the outside of the second crossed electrode 18, second level high voltage electric field is collectively formed with the first crossed electrode 19 and the second crossed electrode 18
Separation system, the first crossed electrode 19, the second crossed electrode 18, the second rectangular electrode 20 and the 3rd rectangular electrode 17 are all fixed on
In frame 1, described positive output HV generator 26 by wire and the first rectangular electrode 13, the second rectangular electrode 20 and
Second crossed electrode 18 is connected, and described negative output HV generator 27 passes through wire and circle electrode 14, the first positive alternating current
Pole 19 is connected with the second rectangular electrode 20.
Specifically, described material collecting device includes the first hopper 24, the second hopper 23, the 3rd hopper 22, the 4th material
Bucket 21, first hopper 24, the second hopper 23, the 3rd hopper 22, the 4th hopper 21 are fixed on the second described rectangle side by side
In electrode 20, the first crossed electrode 19, the second crossed electrode 18 and the frame 1 of the lower section of the 3rd rectangular electrode 17, described first
The hopper 22 of hopper 24 and the 3rd is used for collecting electronegative plastic grain, and the second described hopper 23 and the 4th hopper 21 are used for receiving
Collect the plastic grain of positively charged.
Specifically, described control cabinet 2 can be controlled at vibration feeder, material conveyor, electrode motor 16 and corona
The start and stop of device are managed, can also be controlled at the vibration frequency, the transfer rate of material conveyor, corona of vibration feeder
Manage the strength of discharge of device and the voltage swing of high voltage electric field separation system.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is Fig. 1 left view；
Fig. 3 is the structural representation of material conveyor.
In figure it is each marked as：1- frames, 2- control cabinets, 3- socles, 4- vibrating bunkers, 5- screw rods, 6- vibrating springs, 7- swashs
Shake device, 8- conveyer pillars, 9- conveyor frame beams, 10- sided corona treatment supports, 11- conveyor shaft bearings, 12- feed hoppers,
The rectangular electrodes of 13- first, 14- circle electrodes, 15- electrode brushes, 16- electrode motors, the rectangular electrodes of 17- the 3rd, the positive alternating currents of 18- second
Pole, the crossed electrodes of 19- first, the rectangular electrodes of 20- second, the hoppers of 21- the 4th, the hoppers of 22- the 3rd, the hoppers of 23- second, 24-
One hopper, 25- fix bars, 26- positive output HV generators, 27- negative output HV generators, 28- conveyings are electromechanical
Machine, 29- gear-boxes, 30- drive rolls, 31- belt conveyors, 32- sided corona treatment electrodes, 33- driven vollers.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment 1：As Figure 1-3, a kind of plastic selector of utilization corona discharge, including frame 1, vibration feeding
Machine, material conveyor, corona treatment plant, two-stage high voltage a separation system, material collecting device and control cabinet 2, it is described to shake
Dynamic feeder and material conveyor are adjacent and in frame 1, and the corona treatment plant is arranged on above material conveyor,
The two-stage high voltage separation system is arranged on below material conveyor, and described material collecting device is arranged on two-stage high pressure
Below electric field sorting system, described control cabinet 2 is arranged in the frame 1 below vibration feeder, and vibration feeder, material are defeated
Mechanical, electrical dizzy processing unit, two-stage high voltage a separation system is sent to be connected by wire with control cabinet 2, described vibration feeding
Machine is used to be vibrated plastic grain and the plastic grain after vibration is sent into material conveyor, and material conveyor is used to shake
Plastic grain after dynamic is sent to two-stage high voltage separation system, and corona treatment plant is used for the plastics on material conveyor
Particle, which carries out Corona discharge Treatment, makes it take positive and negative charge, and two-stage high voltage separation system is used for corona treatment plant
Plastic grain after reason is separated twice in high voltage electric field, and material collecting device is used to collect two-stage high voltage sorting system
Plastic grain after system processing.
Further, described vibration feeder includes two vibrators 7, vibration feeding bucket 4, four vibrating springs 6, four
Individual socle 3, two fix bars 25 and four screw rods 5, two described vibrators 7 are separately mounted to the both sides of vibration feeding bucket 4
And be connected by wire with control cabinet 2, four described screw rods 5 are separately mounted on four angles of vibration feeding bucket 4, screw rod 5
End is connected with vibration feeding bucket 4, and lower end is connected with socle 3, and four described vibrating springs 6 are respectively fitted on four screw rods 5, when
Vibrator 7 can cause vibrating spring 6 to vibrate when vibrating, so as to cause vibration feeding bucket 4 to vibrate, make plastic grain more uniform
Ground is transported on material conveyor, and the described two ends of every fix bar 25 are connected with socle 3 respectively, and vibration feeder passes through socle
3 are arranged in frame 1.
Further, described material conveyor includes conveyer motor 28, gear-box 29, belt conveyor 31, drive roll
30th, driven voller 33, four conveyor shaft bearings 11, two conveyor frame beams 9 and four conveyer pillars 8, described every
Conveyor shaft bearing 11 is fitted with the outside of the two ends of conveyor frame beam 9, described drive roll 30 and driven voller 33 is respectively arranged on
The two ends of conveyor frame beam 9, and be arranged on by conveyor shaft bearing 11 on conveyor frame beam 9, described belt conveyor
31 are fixed on material conveyor by drive roll 30 and driven voller 33, and described conveyer motor 28 is connected peace with gear-box 29
On the conveyor frame beam 9 of the side of drive roll 30, so that drive belt conveyor 31 to move, every 9 liang of conveyor frame beam
Described conveyer pillar 8 is fitted with the downside of end, material conveyor is arranged in frame 1 by conveyer pillar 8, conveying
Electromechanical machine 28 is connected by wire with control cabinet 2.
Further, the corona treatment plant includes two sided corona treatment electrodes 32 and four sided corona treatment supports 10,
The outside of every conveyor frame beam 9 is fitted with the sided corona treatment support 10 described in two, and sided corona treatment electrode 32 is by leading
Line is connected with control cabinet 2, and the every described two ends of sided corona treatment electrode 32 are arranged on sided corona treatment support 10 and constituted at corona
Reason system.
Further, described sided corona treatment electrode 32 is the rectangular tube being made of ceramic materials, and square
The irregular aluminum alloy granule of form is packed into earthenware, sided corona treatment electrode 32 detachably connects with sided corona treatment support 10
Connect so that sided corona treatment electrode 32 easily can be extractd and changed.
Further, described two-stage high voltage separation system includes feed hopper 12, the first rectangular electrode 13, the second square
Shape electrode 20, the 3rd rectangular electrode 17, circle electrode 14, electrode brush 15, electrode motor 16, the first crossed electrode 19, second are orthogonal
Electrode 18, positive output HV generator 26 and negative output HV generator 27, electrode motor 16, positive output high pressure are quiet
Electric generator 26 and negative output HV generator 27, the first rectangular electrode 13, the second rectangular electrode 20, the 3rd rectangular electrode
17th, the first crossed electrode 19, the second crossed electrode 18 are connected by wire with control cabinet 2, and described feed hopper 12 is arranged on
The exit side of material conveyor, described electrode brush 15 is located at the lower section of the discharging opening of feed hopper 12, the first described rectangular electrode
13 are separately mounted to the both sides of the discharging opening of feed hopper 12 with circle electrode 14, constitute first order high voltage electric field separation system, described
First rectangular electrode 13 is fixed in frame 1, and described electrode motor 16 is fixed in frame 1 and justifies electrode by belt drive
14 and electrode brush 15 rotate together, described the first crossed electrode 19 and the second crossed electrode 18 is arranged at first order high voltage electric field
The underface of separation system, the second described rectangular electrode 20 and the 3rd rectangular electrode 17 are respectively arranged at the first crossed electrode 19
With the outside of the second crossed electrode 18, second level high voltage electric field is collectively formed with the first crossed electrode 19 and the second crossed electrode 18
Separation system, the first crossed electrode 19, the second crossed electrode 18, the second rectangular electrode 20 and the 3rd rectangular electrode 17 are all fixed on
In frame 1, described positive output HV generator 26 by wire and the first rectangular electrode 13, the second rectangular electrode 20 and
Second crossed electrode 18 is connected, and described negative output HV generator 27 passes through wire and circle electrode 14, the first positive alternating current
Pole 19 is connected with the second rectangular electrode 20.
The main function of described two-stage high voltage separation system be to treat that sorting material provides a high-voltage electrostatic field,
Charged material particle enters after high voltage electric field, and in the presence of the power such as electric field force, gravity, movement locus deflects, and realizes not
With the separation of particle.
Further, described material collecting device includes the first hopper 24, the second hopper 23, the 3rd hopper the 22, the 4th
Hopper 21, first hopper 24, the second hopper 23, the 3rd hopper 22, the 4th hopper 21 are fixed on the second described square side by side
In shape electrode 20, the first crossed electrode 19, the second crossed electrode 18 and the frame 1 of the lower section of the 3rd rectangular electrode 17, described the
One hopper 24 and the 3rd hopper 22 are used for collecting electronegative plastic grain, and the second described hopper 23 and the 4th hopper 21 are used for
Collect the plastic grain of positively charged.
Further, described control cabinet 2 can control vibration feeder, material conveyor, electrode motor 16 and corona
The start and stop of processing unit, can also control the vibration frequency, the transfer rate of material conveyor, corona of vibration feeder
The strength of discharge of processing unit and the voltage swing of high voltage electric field separation system.
The course of work of the present embodiment is：The switch that vibrator 7 is controlled on control cabinet 2 is first connected, starts vibrator 7, is swashed
The device 7 that shakes drives vibration feeding machine vibration that plastic grain is uniformly transported on belt conveyor 31；Connect on control cabinet 2 and control again
The switch of conveyer motor 28, starts conveyer motor 28, and conveyer motor 28 drives material conveyor master by gear-box 29
Dynamic roller 30 is rotated, and then drives belt conveyor 31 to rotate, and is also turned on controlling the switch of corona treatment plant on control cabinet 2, is opened
Dynamic corona discharge assembly, makes it take positive negative electricity when plastic grain passes through sided corona treatment electrode 32 by Corona discharge Treatment
Lotus；Most plastic grain is sent to the charging aperture of feed hopper 12 to belt conveyor 31 at last, and plastic grain is transported to by feed hopper 12
First order high voltage electric field separation system；Connect control positive output HV generator 26 and negative output high pressure on control cabinet 2 quiet
The switch of electric generator 27, rises to the voltage of positive output HV generator 26 and negative output HV generator 27 just
Work as value, be also turned on the switch of coordination electrode motor 16 on control cabinet 2, start electrode motor 16, electrode motor 16 passes through belt
Circle electrode 14 and electrode brush 15 is driven to rotate；Attracted band by the first rectangular electrode 13 in first order high voltage electric field separation system
The mixture of the unsegregated plastic grain of the plastic grain of negative electricity and part enters the second rectangular electrode 20 and the first crossed electrode
Separated again between 19, by the unsegregated plastic grain of plastic grain and part for attracting positively charged for justifying electrode 14
Mixture enters to be separated again between the second crossed electrode 18 and the 3rd rectangular electrode 17, a small amount of unsegregated plastic grain
Mixture enters to be separated again between the first crossed electrode 19 and the second crossed electrode 18；In the second level, high voltage electric field is sorted
Electronegative plastic grain is respectively enterd the first material by the attraction of the second rectangular electrode 20 and the second crossed electrode 18 in system
The hopper 22 of bucket 24 and the 3rd, the plastic grain of positively charged is distinguished by the attraction of the first crossed electrode 19 and the 3rd rectangular electrode 17
Into the second hopper 23 and the 4th hopper 21.It can pass through control for different plastic grains during embodiments of the invention
The strength of discharge of the regulation of case 2 corona treatment plant processed, which carries out discharge process, makes its band positive and negative charge, can also adjust vibration feeding
The vibration frequency of machine and the transfer rate of material conveyor.
It is explained in detail above in conjunction with the specific embodiment of accompanying drawing pair, but this patent is not limited to above-described embodiment,
In the knowledge that those of ordinary skill in the art possess, various changes can also be made on the premise of this objective is not departed from
Change.
Claims (8)
1. a kind of plastic selector of utilization corona discharge, it is characterised in that：Including frame（1）, vibration feeder, material it is defeated
Send mechanical, electrical dizzy processing unit, two-stage high voltage a separation system, material collecting device and control cabinet（2）, the vibration feeder
It is adjacent with material conveyor and installed in frame（1）On, the corona treatment plant is arranged on above material conveyor, and described two
Level high voltage electric field separation system is arranged on below material conveyor, and described material collecting device is arranged on two-stage high voltage point
Select below system, described control cabinet（2）Frame below vibration feeder（1）On, vibration feeder, material conveying
Mechanical, electrical dizzy processing unit, two-stage high voltage a separation system pass through wire and control cabinet（2）Connection, described vibration feeding
Machine is used to be vibrated plastic grain and the plastic grain after vibration is sent into material conveyor, and material conveyor is used to shake
Plastic grain after dynamic is sent to two-stage high voltage separation system, and corona treatment plant is used for the plastics on material conveyor
Particle, which carries out Corona discharge Treatment, makes it take positive and negative charge, and two-stage high voltage separation system is used for corona treatment plant
Plastic grain after reason is separated twice in high voltage electric field, and material collecting device is used to collect two-stage high voltage sorting system
Plastic grain after system processing.
2. the plastic selector of utilization corona discharge according to claim 1, it is characterised in that：Described vibration feeding
Machine includes two vibrators（7）, vibration feeding bucket（4）, four vibrating springs（6）, four socles（3）, two pieces fix bars（25）
With four screw rods（5）, described two vibrators（7）It is separately mounted to vibration feeding bucket（4）Both sides and pass through wire with control
Case processed（2）Connection, four described screw rods（5）It is separately mounted to vibration feeding bucket（4）Four angles, screw rod（5）Upper end is with shaking
Dynamic feeding funnel（4）It is connected, lower end and socle（3）It is connected, four described vibrating springs（6）It is respectively fitted over four screw rods（5）On,
Work as vibrator（7）Vibrating spring can be caused during vibration（6）Vibration, so as to cause vibration feeding bucket（4）Vibration, makes plastic grain
More uniformly it is transported on material conveyor, every described fix bar（25）Two ends respectively with socle（3）It is connected, vibration is sent
Material machine passes through socle（3）Installed in frame（1）On.
3. the plastic selector of utilization corona discharge according to claim 1, it is characterised in that：Described material conveying
Machine includes conveyer motor（28）, gear-box（29）, belt conveyor（31）, drive roll（30）, driven voller（33）, four conveyers
Bearing block（11）, two pieces conveyor frame beams（9）With four conveyer pillars（8）, described every conveyor frame beam（9）Two
End outside is fitted with conveyor shaft bearing（11）, described drive roll（30）And driven voller（33）It is respectively arranged on conveyor frame
Beam（9）Two ends, and pass through conveyor shaft bearing（11）Installed in conveyor frame beam（9）On, described belt conveyor（31）
Pass through drive roll（30）And driven voller（33）It is fixed on material conveyor, described conveyer motor（28）With gear-box（29）
Connection is arranged on drive roll（30）The conveyor frame of side（9）On, so as to drive belt conveyor（31）Motion, every conveyer
Vierendeel girder（9）Described conveyer pillar is fitted with the downside of two ends（8）, material conveyor passes through conveyer pillar（8）Peace
Mounted in frame（1）On, conveyer motor（28）Pass through wire and control cabinet（2）Connection.
4. the plastic selector of utilization corona discharge according to claim 1, it is characterised in that：The sided corona treatment dress
Put including two sided corona treatment electrodes（32）With four sided corona treatment supports（10）, sided corona treatment electrode（32）Pass through wire and control
Case processed（2）Connection, every conveyor frame beam（9）Outside be fitted with sided corona treatment support described in two（10）, it is described
The every two ends of sided corona treatment electrode 32 be arranged on sided corona treatment support 10 on constitute corona treatment system.
5. the material separation device of utilization corona discharge according to claim 4, its feature includes：Described sided corona treatment
Electrode（32）It is the rectangular tube being made of ceramic materials, and is packed into square earthenware the irregular aluminium alloy of form
Particle, sided corona treatment electrode（32）With sided corona treatment support（10）It is detachably connected.
6. the plastic selector of utilization corona discharge according to claim 1, its feature includes：Described two-stage high pressure
Electric field sorting system includes feed hopper（12）, the first rectangular electrode（13）, the second rectangular electrode（20）, the 3rd rectangular electrode
（17）, circle electrode（14）, electrode brush（15）, electrode motor（16）, the first crossed electrode（19）, the second crossed electrode（18）, just
Export HV generator（26）With negative output HV generator（27）, electrode motor（16）, positive output high-pressure electrostatic
Generator（26）With negative output HV generator（27）, the first rectangular electrode（13）, the second rectangular electrode（20）, the 3rd square
Shape electrode（17）, the first crossed electrode（19）, the second crossed electrode（18）Pass through wire and control cabinet（2）Connection, it is described
Feed hopper（12）Installed in the exit side of material conveyor, described electrode brush（15）Located at feed hopper（12）Under discharging opening
Side, the first described rectangular electrode（13）With circle electrode（14）It is separately mounted to feed hopper（12）The both sides of discharging opening, constitute the
One-level high voltage electric field separation system, the first described rectangular electrode（13）It is fixed on frame（1）On, described electrode motor（16）
It is fixed on frame（1）Above and electrode is justified by belt drive（14）And electrode brush（15）Rotate together, the first described positive alternating current
Pole（19）With the second crossed electrode（18）It is arranged at the underface of first order high voltage electric field separation system, described the second rectangle electricity
Pole（20）With the 3rd rectangular electrode（17）It is respectively arranged at the first crossed electrode（19）With the second crossed electrode（18）Outside, with
First crossed electrode（19）With the second crossed electrode（18）Collectively form second level high voltage electric field separation system, the first crossed electrode
（19）, the second crossed electrode（18）, the second rectangular electrode（20）With the 3rd rectangular electrode（17）All it is fixed on frame（1）On, institute
The positive output HV generator stated（26）Pass through wire and the first rectangular electrode（13）, the second rectangular electrode（20）With second
Crossed electrode（18）It is connected, described negative output HV generator（27）Pass through wire and circle electrode（14）, it is first orthogonal
Electrode（19）With the second rectangular electrode（20）It is connected.
7. the plastic selector of utilization corona discharge according to claim 6, its feature includes：Described material collection
Device includes the first hopper（24）, the second hopper（23）, the 3rd hopper（22）, the 4th hopper（21）, first hopper（24）,
Two hoppers（23）, the 3rd hopper（22）, the 4th hopper（21）The second described rectangular electrode is fixed on side by side（20）, first just
Alternating current pole（19）, the second crossed electrode（18）With the 3rd rectangular electrode（17）The frame of lower section（1）On, the first described hopper
（24）With the 3rd hopper（22）For collecting electronegative plastic grain, the second described hopper（23）With the 4th hopper（21）With
To collect the plastic grain of positively charged.
8. the plastic selector of the utilization corona discharge according to claim any one of 1-7, its feature includes：Described
Control cabinet（2）For controlling vibration feeder, material conveyor and the start and stop of corona treatment plant, it is additionally operable to control and shakes
Vibration frequency, the transfer rate of material conveyor, the strength of discharge of corona treatment plant and the high voltage electric field sorting of dynamic feeder
The voltage swing of system.
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| CN201710366385.7A CN107139355B (en) | 2017-05-23 | 2017-05-23 | A kind of plastic selector using corona discharge |
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| CN107139355B CN107139355B (en) | 2019-02-19 |
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Cited By (1)
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| CN107790289A (en) * | 2017-11-21 | 2018-03-13 | 大连信达食品机械有限公司 | Electrostatic hair seperator |
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| CN107139355B (en) | 2019-02-19 |
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