CN107639765A - A kind of plastics recycling process and its recovery system - Google Patents
A kind of plastics recycling process and its recovery system Download PDFInfo
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- CN107639765A CN107639765A CN201710647830.7A CN201710647830A CN107639765A CN 107639765 A CN107639765 A CN 107639765A CN 201710647830 A CN201710647830 A CN 201710647830A CN 107639765 A CN107639765 A CN 107639765A
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- sedimentation basin
- screening
- dust arrester
- breaker
- dewaterer
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- 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
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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- 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
Abstract
The present invention provides a kind of plastic recovery system, including screening cleaning preamble system and screening purging system；Screening cleaning preamble system is used to crush initial material filtering metal impurity, screening purging system is used for plastic grain in material screening and cleaned, screening cleaning preamble system includes conveyer belt, disintegrating machine, magnetic separator, and screening purging system includes conveyer belt, disintegrating machine, separating sedimentation basin；The invention further relates to a kind of plastics recycling process, using different densities separating liquid, the plastics recovery particle of isolated unlike material is repeatedly dehydrated.The present invention is reasonable in design, and technique is rigorous, quickly realizes the broken and screening separation of recovered material, recovery utilization rate is high, while the present invention is safe and efficient, meets the advanced manufacturer's standard of modernization.
Description
Technical field
The present invention relates to plastics recovery, and in particular to a kind of plastics recycling process and its recovery system.
Background technology
Plastics are that making material is commonly used in people's articles for daily use, because the design feature such as stable is made extensively under its light normal temperature
With, but what is brought therewith is problem of environmental pollution, and because of its difficult voluntarily characteristic such as decomposition, it need to be recycled.At present
There is also the production line of some plastics recoveries, but traditional recycled plastic is simple in construction, can not carry out difference recovery to working of plastics,
Or need to be to being reclaimed after its rough classification, particularly PP, ABS, PS in plastics, wherein PP points are the heavy water PP and PP that swims, traditional
Technique can not above-mentioned plastics from reclaimed materials quick separating.
The content of the invention
It is an object of the invention to overcome problem above existing for prior art, there is provided a kind of plastics recycling process and its return
Receipts system, solve to carry out the broken classification of plastics recovery without manual intervention.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved through the following technical solutions：
A kind of plastic recovery system, including screening cleaning preamble system and screening purging system；Before described screening cleaning
Sequence system is used to crush initial material filtering metal impurity, and described screening purging system is used in material screening plastic grain simultaneously
Cleaning, described screening cleaning preamble system include conveyer belt, disintegrating machine, magnetic separator, and described screening purging system includes defeated
Send band, disintegrating machine, separating sedimentation basin；
Described is used for conveyer belt in transmission material to each equipment charging aperture；
Described disintegrating machine is used to receive the material that described conveyer belt transports, and smashes material and is transported to precipitation and separation
Pond；
Described separating sedimentation basin holds separating liquid, for the material smashed by separating liquid Density Separation；
Described magnetic separator is used to receive the material that described disintegrating machine is smashed, and filters out the metallic article in material.
Further, described plastic recovery system also includes dust arrester.
Further, described screening purging system also includes spiral discharging machine, dewaterer, blower fan, vibratory sieve；Described
Spiral discharging machine is connected to described separating sedimentation basin discharge outlet；Described spiral discharging machine is used to collect by described point
From the material and spiral squeezing of sedimentation basin separation；Described dewaterer be connected with described spiral discharging machine discharging opening or with it is described
The connection of separating sedimentation basin discharging opening, described dewaterer is used for the material dewatering isolated from described separating sedimentation basin；
Described blower fan is connected to described dewaterer discharge outlet；Described blower fan is used to convey material；Described vibratory sieve connection
Between described disintegrating machine and described magnetic separator or described blower fan discharge outlet；Described used by oscillating screen is in vibration discharge
Or collection material.
Further, described separating sedimentation basin sinks including the first sedimentation basin, the second sedimentation basin, the 3rd sedimentation basin, the 4th
Shallow lake pond, the 5th sedimentation basin, the 6th sedimentation basin, the 7th sedimentation basin；The separating liquid of the first described sedimentation basin is 23 ° of -28 ° of salt solution；
The separating liquid of the second described sedimentation basin is 12 ° of -17 ° of salt solution；5 ° of -9 ° of salt solution of separating liquid of the 5th described sedimentation basin；It is described
The 3rd sedimentation basin, the 4th sedimentation basin, the 6th sedimentation basin, the separating liquid of the 7th sedimentation basin be clear water；Described separating sedimentation basin
Discharging opening include heavy water discharging opening, discharging opening of swimming；The discharging opening of swimming of the first described sedimentation basin sinks with described second
Contact in shallow lake pond；The second described sedimentation basin discharging opening of swimming is contacted with described the 3rd sedimentation basin；The 3rd described sedimentation basin floats
Water discharging opening and the 4th described sedimentation basin；The heavy water discharging opening of the 3rd described sedimentation basin is contacted with the 5th described sedimentation basin；
The 5th described sedimentation basin discharging opening of swimming is contacted with described the 6th sedimentation basin；Described the 5th sedimentation basin sink water discharging opening with
Described the 7th sedimentation basin series winding.
Further, described disintegrating machine includes the first breaker, the second breaker, the 3rd breaker；It is described
The first breaker be standing crusher, described initial material is broken for a diameter of 1mm- by the first described breaker
100mm expects grain；The second described breaker is single-shaft shredder；The second described breaker second-time breakage is from described
The nonmetallic material grain more than 40mm of one breaker discharge；The 3rd described breaker be located at the second described sedimentation basin with
Between the 3rd described sedimentation basin；The material of swimming of the second sedimentation basin described in the 3rd described breaker tertiary crushing；It is described
The 3rd breaker be two disintegrating machines, the two of the 3rd described breaker is delivered to by described spiral discharging machine sub-material
Platform crusher feed-inlet.
Further, described screening cleaning preamble system also includes magnetic separation component；Described magnetic separation component is connected to institute
The magnetic separator discharge outlet stated；Described magnetic separation component is used to collect the metallic article that diameter is more than 40mm.
Further, described screening purging system also includes sorting dust arrester；Described sorting dust arrester is used for
Screen light material；Described sorting dust arrester includes the first sorting dust arrester, the second sorting dust arrester, the 3rd sorting
Dust arrester；The first described sorting dust arrester is connected to the discharge outlet of swimming of the 4th described sedimentation basin；Described
The one sorting dust arrester other end connects the packing apparatus for PP material of swimming；The second described sorting dust arrester is connected to described
The discharge outlet of swimming of 6th sedimentation basin；Second described sorting dust arrester other end connection ABS, PS material packing apparatus；Institute
The 3rd sorting dust arrester stated is connected to the heavy water discharge outlet of the 7th described sedimentation basin；The 3rd described sorting dedusting dress
Put the packing apparatus of the heavy water PP material of other end connection.
Further, between described first sorting dust arrester and the 4th described sedimentation basin, the described second sorting removes
It is equipped between dirt device and the 6th described sedimentation basin, between the described the 3rd sorting dust arrester and the 7th described sedimentation basin de-
Water dispenser.
A kind of plastics recycling process, it is characterised in that comprise the following steps：
Initial material feeding, conveyer belt transport initial material to the first breaker；
Material is once broken, the first breaker primary crushing initial material, obtains original coarse-grained material；
Vibrosieve, for vibrosieve from original coarse-grained material, the original coarse-grained material more than 40mm is transported to magnetic separator, small
Screening purging system is transported in 40mm original coarse-grained material；
Magnetic separation, the original coarse-grained material more than 40mm are screened by magnetic separator, and easy magnetic material passes through magnetic separation collect components
Packing, non-easily magnetic material are transported to the second breaker second-time breakage processing, and the material after second-time breakage processing is transported to sieve
Select purging system；
Screening cleaning, filter out and clean air-dried from material using will swim PP, heavy water PP, ABS, PS material of separating liquid.
Further, described step screening cleaning includes below scheme：
First separation precipitation screening, separating liquid is 23 ° of -28 ° of salt solution, and screening obtains sinking water material as metal, sandstone, PVC,
Swim material through spiral discharging machine be transported in dewaterer be dehydrated after enter secondary separation precipitation screening；
Secondary separation precipitation screening, separating liquid is 12 ° of -17 ° of salt solution, and screening obtains heavy water material after dewaterer is dehydrated through wind
Machine, which air-dries, delivers to vibratory sieve, and shaker vibration feeding packs to obtain alloy material, flame-proof material to dust arrester to packing apparatus is sorted；
Screen obtained material of swimming and enter spiral discharging machine sub-material after being transported to and being dehydrated in dewaterer through spiral discharging machine to the 3rd broken
Crushing device tertiary crushing, the obtained material that becomes more meticulous are transported to precipitation and separation three times by spiral discharging machine and screened；
Precipitation and separation screens three times, and separating liquid is clear water, cleans and screens to obtain heavy water material feeding after dewaterer is dehydrated
Screened to five precipitation and separations；Clean and screen to obtain and swim to expect that feeding is extremely after spiral discharging machine is transported to and is dehydrated in dewaterer
Four precipitation and separation screenings；
Four precipitation and separation screenings, separating liquid is clear water, and it is impurity material to clean and screen to obtain heavy water material；Clean and screen
Obtain swimming to expect that sorted dust arrester selection by winnowing packs to obtain PP material of swimming again after being dehydrated in dewaterer；
The screening of five precipitation and separations, separating liquid be 5 ° of -9 ° of salt solution, and screening obtains swimming expecting being transported to through spiral discharging machine de-
Feeding to six precipitation and separations screen after being dehydrated in water dispenser；Screening obtain heavy water material after being dehydrated in dewaterer feeding to seven times points
Screened from precipitation；
Six precipitation and separation screenings, separating liquid is clear water, and it is impurity material to clean and screen to obtain heavy water material；Clean and screen
Obtain swimming to expect that sorted dust arrester selection by winnowing packs to obtain ABS, PS material again after being dehydrated in dewaterer；
Seven precipitation and separation screenings, separating liquid is clear water, cleans and screens to obtain and swims to expect to beat after being dehydrated in dewaterer
Wrap as impurity material；Clean and screen to obtain heavy water material sorted dust arrester selection by winnowing is packed and sunk again after being dehydrated in dewaterer
Water PP expects.
The beneficial effects of the invention are as follows:The present invention provides a kind of plastic recovery system, including screening cleaning preamble system with
Screen purging system；Described screening cleaning preamble system is used to crush initial material filtering metal impurity, and described screening is clear
Wash system to be used for plastic grain in material screening and clean, described screening cleaning preamble system includes conveyer belt, disintegrating machine, magnetic
Machine is selected, described screening purging system includes conveyer belt, disintegrating machine, separating sedimentation basin；The invention further relates to a kind of plastics recovery
Technique, using different densities separating liquid, repeatedly it is dehydrated the plastics recovery particle of isolated unlike material.Present invention design is closed
Reason, technique is rigorous, quickly realizes the broken and screening separation of recovered material, and recovery utilization rate is high, while the present invention is safe and efficient,
Meet the advanced manufacturer's standard of modernization.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
The embodiment of the present invention is shown in detail by following examples and its accompanying drawing.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 a are a kind of screening cleaning preamble System planes schematic layout patterns of plastic recovery system of the present invention；
Fig. 1 b are a kind of screening cleaning preamble system structure diagrams of plastic recovery system of the present invention；
Fig. 2 is a kind of screening purging system plane figure schematic diagram of plastic recovery system of the present invention；
Fig. 3 is a kind of plastics recycling process schematic flow sheet of the present invention；
Fig. 4 is a kind of plastics recovery screening cleaning process flow schematic diagram of the present invention；
Fig. 5 is a kind of a kind of crusher structure schematic diagram of the screening purging system of plastic recovery system of the present invention；
Fig. 6 is a kind of another crusher structure schematic diagram of the screening purging system of plastic recovery system of the present invention；
Fig. 7 is a kind of separating sedimentation basin and spiral discharging of a kind of screening purging system of plastic recovery system of the present invention
Machine structural representation；
Fig. 8 is a kind of a kind of dewaterer structural representation of the screening purging system of plastic recovery system of the present invention；
Fig. 9 is a kind of a kind of Structure of Vibrating Screen schematic diagram of the screening purging system of plastic recovery system of the present invention；
Figure 10 is a kind of dust arrester structural representation of plastic recovery system of the present invention；
Figure 11 is a kind of a kind of magnetic separator structural representation of the screening cleaning preamble system of plastic recovery system of the present invention
Figure；
Figure 12 is that a kind of a kind of magnetic separation modular construction of the screening cleaning preamble system of plastic recovery system of the present invention shows
It is intended to；
Label declaration in figure：Conveyer belt 1, disintegrating machine 2, separating sedimentation basin 3, spiral discharging machine 4, dewaterer 5, blower fan 6, shake
Dynamic sieve 7, sorting dust arrester 8, dust arrester 9, magnetic separator 10, magnetic separation component 11, the first breaker 20, the second breaker
21st, the 3rd breaker 22, the first sedimentation basin 31, the second sedimentation basin 32, the 3rd sedimentation basin 33, the 4th sedimentation basin the 34, the 5th are heavy
Shallow lake pond 35, the 6th sedimentation basin 36, the 7th sedimentation basin 37, the first discharging opening 41, the second discharging opening 42, the 3rd discharging opening 43, first
Dewaterer 51, the first vibratory sieve 71, first sorting dust arrester 81, second sort dust arrester the 82, the 3rd and sort dust arrester
83。
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the present invention is described in detail.
Shown in reference picture 1-12, a kind of plastic recovery system, including screening cleaning preamble system and screening purging system；Such as
Shown in Fig. 1 a, described screening cleaning preamble system is used to crush initial material filtering metal impurity；Described conveyer belt 1 is used for
Transmission material to each equipment charging aperture, conveyer belt 1 uses enclosed construction, prevents diffussion of dust；As shown in Figure 1 b, described screening
The disintegrating machine 2 cleaned in preamble system is specially that the first breaker 20 is (signified for the with reference to the disintegrating machine 2 in Fig. 1 b, Fig. 1 a
One breaker 20), the material transported for receiving described conveyer belt 1, smash material and be transported to separating sedimentation basin 3,
In one preferred embodiment, the first breaker 20 is standing crusher, and the first described breaker 20 is by described original thing
Material is broken for a diameter of 1mm-100mm material grain, employs check apron structure in the feeding mouth of standing crusher, has both prevented dust outward
Fly, and can prevents the material of crushing chamber from flying outward, while reduces noise.
As shown in figure 11, described magnetic separator 10 is used to receive the material that described disintegrating machine 2 is smashed, and filters out in material
Metallic article.As shown in figure 12, described screening cleaning preamble system also includes magnetic separation component 11, and magnetic separation component 11 is specially
One carries the conveyer belt of seal closure；Described magnetic separation component 11 is connected to the described discharge outlet of magnetic separator 10；Described magnetic separation
Component 11 is used to collect the metallic article that diameter is more than 40mm.In a preferred scheme, described plastic recovery system also includes
Dust arrester 9, as shown in Fig. 1 b, Figure 10, dust pelletizing system is used to eliminate the fibre of screening cleaning preamble system discharge in whole system
The light impurities such as dimension, label or fine particle dusts.
As shown in Fig. 2 described screening purging system is used for plastic grain in material screening and cleaned, described screening is clear
Wash preamble system include conveyer belt 1, disintegrating machine 2, magnetic separator 10, described screening purging system include conveyer belt 1, disintegrating machine 2,
Separating sedimentation basin 3；As shown in figure 1, described conveyer belt 1 is used to transmit material to the charging aperture of separating sedimentation basin 3；Described is broken
Machine 2 is used to receive the material that described conveyer belt 1 transports, and smashes material and is transported to separating sedimentation basin 3；It is as shown in fig. 7, described
Separating sedimentation basin 3 hold separating liquid, for the material smashed by separating liquid Density Separation.
As shown in Fig. 2 in one embodiment, described separating sedimentation basin 3 precipitates including the first sedimentation basin 31, second
Pond 32, the 3rd sedimentation basin 33, the 4th sedimentation basin 34, the 5th sedimentation basin 35, the 6th sedimentation basin 36, the 7th sedimentation basin 37；Described
The separating liquid of first sedimentation basin 31 is 23 ° -28 ° (being specially 25 °) salt solution；The separating liquid of the second described sedimentation basin 32 be 12 °-
17 ° of (being specially 13 °) salt solution；The separating liquid of the 5th described sedimentation basin 35 is 5 ° -9 ° (being specially 7 °) salt solution；Described the 3rd
Sedimentation basin 33, the 4th sedimentation basin 34, the 6th sedimentation basin 36, the separating liquid of the 7th sedimentation basin 37 are clear water；Described precipitation and separation
The discharging opening in pond 3 includes heavy water discharging opening, discharging opening of swimming；The discharging opening and described the of swimming of the first described sedimentation basin 31
Two sedimentation basins 32 are contacted；The second described sedimentation basin 32 discharging opening of swimming is contacted with the 3rd described sedimentation basin 33；Described
Three sedimentation basins 33 are swum discharging opening and the 4th described sedimentation basin 34；The 3rd described sedimentation basin 33 sink water discharging opening with it is described
5th sedimentation basin 35 is contacted；The 5th described sedimentation basin 35 discharging opening of swimming is contacted with the 6th described sedimentation basin 36；Described
5th sedimentation basin 35 sinks water discharging opening and contacted with the 7th described sedimentation basin 37.
Preferably, described screening purging system also includes spiral discharging machine 4, dewaterer 5, blower fan 6, vibratory sieve 7；Such as figure
Shown in 7, described spiral discharging machine 4 is connected to the described discharge outlet of separating sedimentation basin 3；Described spiral discharging machine 4 is used for
Collect the material separated by described separating sedimentation basin 3 and spiral squeezing；As shown in figure 8, described dewaterer 5 with it is described
The discharging opening of spiral discharging machine 4 is connected or be connected with the described discharging opening of separating sedimentation basin 3, and described dewaterer 5 is for from institute
The material dewatering that the separating sedimentation basin 3 stated is isolated；Described blower fan 6 is connected to described dewaterer discharge outlet；Described
Blower fan 6 is used to convey material；As shown in figure 9, described vibratory sieve 7 is connected to described disintegrating machine 2 and described magnetic separator 10
Between or the described discharge outlet of blower fan 6；Described vibratory sieve 7 is used for vibration discharge or collection material.
Preferably, in one embodiment, described disintegrating machine 2 also includes the second breaker 21, the 3rd breaker 22；
It is as shown in Figure 5 the second breaker 21, is single-shaft shredder；The described second-time breakage of the second breaker 21 is from described
The nonmetallic material grain more than 40mm of first breaker 20 discharge；It is the 3rd breaker 22 as shown in Figure 6, the 3rd is broken
Device 22 is between the second described sedimentation basin 32 and the 3rd described sedimentation basin 33；The 3rd described breaker 22 is broken three times
The material of swimming of broken the second described sedimentation basin 32；The 3rd described breaker 22 is two disintegrating machines, passes through described spiral shell
The rotation sub-material of discharging machine 4 delivers to two crusher feed-inlets of the 3rd described breaker 22.
Preferably, described screening purging system also includes sorting dust arrester 8；Described sorting dust arrester 8 is used for
Screen light material (such as fiber, label)；Described sorting dust arrester 8 includes the first 81, second points of dust arrester of sorting
Dust arrester the 82, the 3rd is selected to sort dust arrester 83；The first described sorting dust arrester 81 is connected to the 4th described precipitation
The discharge outlet of swimming in pond 34；First described sorting dust arrester 81 other end connects the packing apparatus for PP material of swimming；It is described
The second sorting dust arrester 82 be connected to the discharge outlet of swimming of the 6th described sedimentation basin 36；The second described sorting dedusting
The other end of device 82 connection ABS, PS material packing apparatus；The 3rd described sorting dust arrester 83 is connected to the 7th described precipitation
The heavy water discharge outlet in pond 37；The packing apparatus of the 3rd described heavy water PP material of sorting dust arrester 83 other end connection.
Preferably, in one embodiment, as shown in Fig. 2 described the first sorting dust arrester 81 and the described the 4th is heavy
Between shallow lake pond 34, described second sorting dust arrester 82 and the 6th described sedimentation basin 36 between, the described the 3rd sorting dedusting dress
Put and be equipped with dewaterer 5 between 83 and the 7th described sedimentation basin 37.
It should be appreciated that a kind of plastic recovery system overall structure of the present invention is excessively huge, thus use partial 3-D structure with
The form brief description of the drawings of the combination of two-dimensional plane layout.
As shown in figure 3, a kind of plastics recycling process, comprises the following steps：
Initial material feeding, conveyer belt transport initial material to the first breaker 20；
Material is once broken, the primary crushing initial material of the first breaker 20, obtains original coarse-grained material；
Vibrosieve, vibratory sieve 7 separate original coarse-grained material, and the original coarse-grained material more than 40mm is transported to magnetic separator
10, the original coarse-grained material less than 40mm is transported to screening purging system；
Magnetic separation, the original coarse-grained material more than 40mm are screened by magnetic separator 10, and easy magnetic material passes through magnetic separation component 11
Packing is collected, non-easily magnetic material is transported to the second-time breakage of the second breaker 21 processing, the material fortune after second-time breakage processing
Deliver to screening purging system；
Screening cleaning, filter out and clean air-dried from material using will swim PP, heavy water PP, ABS, PS material of separating liquid.
With reference to Fig. 2, Fig. 4, the screening cleaning of described step includes below scheme：
First separation precipitation screening, separating liquid are 23 ° -28 ° (being specially 25 °) salt solution, and screening obtains heavy water material as gold
Category, sandstone, PVC swim material after spiral discharging machine 4 is transported to and is dehydrated in dewaterer 5 through the collecting and baling of the first discharging opening 41
Precipitate and screen into secondary separation；
Secondary separation precipitation screening, separating liquid are 12 ° -17 ° (being specially 13 °) salt solution, and screening obtains heavy water material through dehydration
Machine 5 air-dries through blower fan 6 after being dehydrated and delivers to vibratory sieve 7, is discharged through the vibration of the first vibratory sieve 71 to packing apparatus and packs to obtain alloy
Material, flame-proof material (only show the first vibratory sieve 71, in one embodiment the feeding of the first vibratory sieve 71 to sorting dust arrester 8 in figure
Pack to packing apparatus to obtain alloy material, flame-proof material after selection by winnowing)；Obtained material of swimming is screened through being transported to through spiral discharging machine 4
Enter the sub-material of spiral discharging machine 4 after being dehydrated in dewaterer 5 to the tertiary crushing of the 3rd breaker 22, the obtained material that becomes more meticulous leads to
Cross spiral discharging machine 4 and be transported to precipitation and separation screening three times；
Precipitation and separation screens three times, and separating liquid is clear water, cleans and screens to obtain the feeding after the dehydration of dewaterer 5 of heavy water material
Screened to five precipitation and separations；Clean and screen to obtain material feeding after spiral discharging machine 4 is transported to and is dehydrated in dewaterer 5 of swimming
Screened to four precipitation and separations；
Four precipitation and separation screenings, separating liquid is clear water, and it is that impurity material discharges through second to clean and screen to obtain heavy water material
42 collecting and balings of mouth；Clean and screen to obtain and swim to expect after being dehydrated in dewaterer 5 again through the first sorting selection by winnowing of dust arrester 81
Packing obtains PP material of swimming；
Five precipitation and separation screenings, separating liquid are 5 ° -9 ° (being specially 7 °) salt solution, and screening obtains swimming material through spiral discharging
Machine 4 be transported in dewaterer 5 be dehydrated after feeding to six precipitation and separations screen；Screening obtains heavy water material through being dehydrated in dewaterer 5
Feeding to seven precipitation and separations screen afterwards；
Six precipitation and separation screenings, separating liquid is clear water, and it is that impurity material discharges through the 3rd to clean and screen to obtain heavy water material
43 collecting and balings of mouth；Clean and screen to obtain and swim to expect after being dehydrated in dewaterer 5 again through the second sorting selection by winnowing of dust arrester 82
Packing obtains ABS, PS material；
Seven precipitation and separation screenings, separating liquid is clear water, cleans and screens to obtain and swims material through being taken off in the first dewaterer 51
Impurity material is packaged as after water；Clean and screen to obtain heavy water material after being dehydrated in dewaterer 5 again through the 3rd sorting dust arrester 83
Selection by winnowing packs to obtain heavy water PP material.
It should be appreciated that above-mentioned be once only meant as the screening of single precipitation and separation or crushing circuit to seven times, should not be construed as
Number description limits with order, wherein four precipitation and separations screenings and five precipitation and separations screenings are coordination, six separation
Precipitation screening and the screening of seven precipitation and separations be coordination, separating liquid be the 3rd sedimentation basin 33 of clear water, the 4th sedimentation basin 34,
6th sedimentation basin 36, the 7th sedimentation basin 37 are cleaned and screened with material of swimming to heavy water material.
The present invention provides a kind of plastic recovery system, including screening cleaning preamble system and screening purging system；Described
Screening cleaning preamble system is used to crush initial material filtering metal impurity, and described screening purging system is used in material screening
Plastic grain simultaneously cleans, and described screening cleaning preamble system includes conveyer belt, disintegrating machine, magnetic separator, described screening cleaning
System includes conveyer belt, disintegrating machine, separating sedimentation basin；The invention further relates to a kind of plastics recycling process, using different densities point
Chaotropic, repeatedly it is dehydrated the plastics recovery particle of isolated unlike material.The present invention is reasonable in design, and technique is rigorous, quick to realize
The broken and screening separation of recovered material, recovery utilization rate is high, while the present invention is safe and efficient, meets the advanced manufacture mark of modernization
It is accurate.
The foregoing is only a preferred embodiment of the present invention, not makees any formal limitation to the present invention；It is all
The those of ordinary skill of the industry can be shown in by specification accompanying drawing and described above and swimmingly implement the present invention；It is but all
Those skilled in the art without departing from the scope of the present invention, are done using disclosed above technology contents
The equivalent variations of a little variation, modification and evolution gone out, it is the equivalent embodiment of the present invention；It is meanwhile all according to the present invention's
Variation, modification and evolution of any equivalent variations that substantial technological is made to above example etc., still fall within the skill of the present invention
Within the protection domain of art scheme.
Claims (10)
1. a kind of plastic recovery system, including screening cleaning preamble system and screening purging system；It is characterized in that：Described sieve
Choosing cleaning preamble system is used to crush initial material filtering metal impurity, and described screening purging system is used in material screening mould
Material particle simultaneously cleans, and described screening cleaning preamble system includes conveyer belt (1), disintegrating machine (2), magnetic separator (10), described
Screening purging system includes conveyer belt (1), disintegrating machine (2), separating sedimentation basin (3)；
Described conveyer belt (1) is used to transmit material to each equipment charging aperture；
Described disintegrating machine (2) is used to receive the material that described conveyer belt (1) transports, and smashes material and is transported to precipitation and separation
Pond (3)；
Described separating sedimentation basin (3) holds separating liquid, for the material smashed by separating liquid Density Separation；
Described magnetic separator (10) is used to receive the material that described disintegrating machine (2) is smashed, and filters out the metallic article in material.
A kind of 2. plastic recovery system according to claim 1, it is characterised in that：Described plastic recovery system also includes
Dust arrester (9).
A kind of 3. plastic recovery system according to claim 1, it is characterised in that：Described screening purging system also includes
Spiral discharging machine (4), dewaterer (5), blower fan (6), vibratory sieve (7)；Described spiral discharging machine (4) is connected to described separation
Sedimentation basin (3) discharge outlet；Described spiral discharging machine (4) is used to collect the thing separated by described separating sedimentation basin (3)
Expect simultaneously spiral squeezing；Described dewaterer (5) be connected with described spiral discharging machine (4) discharging opening or with described precipitation and separation
Pond (3) discharging opening connects, and described dewaterer (5) is used for the material dewatering to being isolated from described separating sedimentation basin (3)；Institute
The blower fan (6) stated is connected to described dewaterer discharge outlet；Described blower fan (6) is used to convey material；Described vibratory sieve
(7) it is connected between described disintegrating machine (2) and described magnetic separator (10) or described blower fan (6) discharge outlet；Described
Vibratory sieve (7) is used for vibration discharge or collection material.
A kind of 4. plastic recovery system according to claim 3, it is characterised in that：Described separating sedimentation basin (3) includes
First sedimentation basin (31), the second sedimentation basin (32), the 3rd sedimentation basin (33), the 4th sedimentation basin (34), the 5th sedimentation basin (35),
Six sedimentation basins (36), the 7th sedimentation basin (37)；The separating liquid of described the first sedimentation basin (31) is 23 ° of -28 ° of salt solution；Described
The separating liquid of second sedimentation basin (32) is 12 ° of -17 ° of salt solution；5 ° of -9 ° of salt solution of separating liquid of the 5th described sedimentation basin (35)；Institute
The 3rd sedimentation basin (33) stated, the 4th sedimentation basin (34), the 6th sedimentation basin (36), the separating liquid of the 7th sedimentation basin (37) are clear
Water；The discharging opening of described separating sedimentation basin (3) includes heavy water discharging opening, discharging opening of swimming；Described the first sedimentation basin (31)
Discharging opening of swimming contacted with described the second sedimentation basin (32)；Described the second sedimentation basin (32) swim discharging opening with it is described
3rd sedimentation basin (33) is contacted；The 3rd described sedimentation basin (33) is swum discharging opening and the 4th described sedimentation basin (34)；It is described
The 3rd sedimentation basin (33) sink water discharging opening and contacted with described the 5th sedimentation basin (35)；The 5th described sedimentation basin (35) is swum
Discharging opening is contacted with the 6th described sedimentation basin (36)；The heavy water discharging opening of the 5th described sedimentation basin (35) sinks with the described the 7th
Contact in shallow lake pond (37).
A kind of 5. plastic recovery system according to claim 4, it is characterised in that：Described disintegrating machine (2) includes first
Breaker (20), the second breaker (21), the 3rd breaker (22)；Described the first breaker (20) is vertical broken
Described initial material is broken for a diameter of 1mm-100mm and expects grain by broken machine, described the first breaker (20)；Described
Sledging device (21) is single-shaft shredder；Described the second breaker (21) second-time breakage is from the first described breaker
(20) the nonmetallic material grain more than 40mm of discharge；The 3rd described breaker (22) is located at described the second sedimentation basin (32)
Between the 3rd described sedimentation basin (33)；The second sedimentation basin (32) described in the 3rd described breaker (22) tertiary crushing
Swim material；The 3rd described breaker (22) is two disintegrating machines, and institute is delivered to by described spiral discharging machine (4) sub-material
Two crusher feed-inlets of the 3rd breaker (22) stated.
A kind of 6. plastic recovery system according to claim 5, it is characterised in that：Described screening cleaning preamble system is also
Including magnetic separation component (11)；Described magnetic separation component (11) is connected to described magnetic separator (10) discharge outlet；Described magnetic separation
Component (11) is used to collect the metallic article that diameter is more than 40mm.
A kind of 7. plastic recovery system according to claim 4, it is characterised in that：Described screening purging system also includes
Sort dust arrester (8)；Described sorting dust arrester (8) is used to screen light material；Described sorting dust arrester (8) bag
Include the first sorting dust arrester (81), the second sorting dust arrester (82), the 3rd sorting dust arrester (83)；Described first point
Dust arrester (81) is selected to be connected to the discharge outlet of swimming of the 4th described sedimentation basin (34)；The first described sorting dust arrester
(81) other end connects the packing apparatus for PP material of swimming；It is heavy that the second described sorting dust arrester (82) is connected to described the 6th
The discharge outlet of swimming in shallow lake pond (36)；Second described sorting dust arrester (82) other end connection ABS, PS material packing apparatus；
The 3rd described sorting dust arrester (83) is connected to the heavy water discharge outlet of the 7th described sedimentation basin (37)；Described the 3rd
Sort the packing apparatus of the heavy water PP material of dust arrester (83) other end connection.
A kind of 8. plastic recovery system according to claim 7, it is characterised in that：The first described sorting dust arrester
(81) between the 4th described sedimentation basin (34), described second sorting dust arrester (82) with the 6th described sedimentation basin (36)
Between, the described the 3rd sorting dust arrester (83) and the 7th described sedimentation basin (37) between be equipped with dewaterer (5).
9. a kind of plastics recycling process, it is characterised in that comprise the following steps：
Initial material feeding, conveyer belt transport initial material to the first breaker (20)；
Material is once broken, the first breaker (20) primary crushing initial material, obtains original coarse-grained material；
Vibrosieve, vibratory sieve (7) separate original coarse-grained material, and the original coarse-grained material more than 40mm is transported to magnetic separator
(10), the original coarse-grained material less than 40mm is transported to screening purging system；
Magnetic separation, the original coarse-grained material more than 40mm are screened by magnetic separator (10), and easy magnetic material passes through magnetic separation component (11)
Packing is collected, non-easily magnetic material is transported to the second breaker (21) second-time breakage processing, the material after second-time breakage processing
It is transported to screening purging system；
Screening cleaning, filter out and clean air-dried from material using will swim PP, heavy water PP, ABS, PS material of separating liquid.
10. a kind of plastics recycling process according to claim 9, it is characterised in that described step screening cleaning includes
Below scheme：
First separation precipitation screening, separating liquid is 23 ° of -28 ° of salt solution, and it is metal, sandstone, PVC that screening, which obtains heavy water material, is swum
Material enters secondary separation precipitation screening after being dehydrated during spiral discharging machine (4) is transported to dewaterer (5)；
Secondary separation precipitation screening, separating liquid is 12 ° of -17 ° of salt solution, and screening obtains heavy water material after dewaterer (5) dehydration through wind
Machine (6) is air-dried and delivers to vibratory sieve (7), and vibratory sieve (7) vibration feeding is closed to sorting dust arrester (8) and packed to packing apparatus
Gold material, flame-proof material；Screen obtained material of swimming and enter spiral after being dehydrated in being transported to dewaterer (5) through spiral discharging machine (4)
To the 3rd breaker (22) tertiary crushing, the obtained material that becomes more meticulous is transported discharging machine (4) sub-material by spiral discharging machine (4)
Screened to precipitation and separation three times；
Precipitation and separation screens three times, and separating liquid is clear water, cleans and screens to obtain heavy water material feeding is extremely after dewaterer (5) dehydration
Five precipitation and separation screenings；Clean and screen to obtain and swim to expect to send after being dehydrated during spiral discharging machine (4) is transported to dewaterer (5)
Material to four precipitation and separations screen；
Four precipitation and separation screenings, separating liquid is clear water, and it is impurity material to clean and screen to obtain heavy water material；Clean and screen to obtain
Swimming, sorted dust arrester (8) selection by winnowing packs to obtain PP material of swimming to material again after being dehydrated in dewaterer (5)；
The screening of five precipitation and separations, separating liquid be 5 ° of -9 ° of salt solution, and screening obtains swimming expecting being transported to through spiral discharging machine (4) de-
Feeding to six precipitation and separations screen after being dehydrated in water dispenser (5)；Screening obtains heavy water material, and feeding is extremely after being dehydrated in dewaterer (5)
Seven precipitation and separation screenings；
Six precipitation and separation screenings, separating liquid is clear water, and it is impurity material to clean and screen to obtain heavy water material；Clean and screen to obtain
Swimming, material after being dehydrated in dewaterer (5) pack to obtain ABS, PS material again by sorted dust arrester (8) selection by winnowing；
Seven precipitation and separation screenings, separating liquid is clear water, cleans and screens to obtain and swims to expect to pack after being dehydrated in dewaterer (5)
For impurity material；Clean and screen to obtain heavy water material sorted dust arrester (8) selection by winnowing is packed again after being dehydrated in dewaterer (5)
Expect to heavy water PP.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710647830.7A CN107639765A (en) | 2017-08-01 | 2017-08-01 | A kind of plastics recycling process and its recovery system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108608306A (en) * | 2018-05-25 | 2018-10-02 | 浙江湖磨抛光磨具制造有限公司 | A kind of full-automatic grinding sorting process line |
| CN109049409A (en) * | 2018-08-20 | 2018-12-21 | 广州市联冠机械有限公司 | A kind of plastic recovery system and recovery process |
| CN111251507A (en) * | 2020-01-19 | 2020-06-09 | 珠海格力绿色再生资源有限公司 | Waste plastic sorting device and sorting method |
| CN112776208A (en) * | 2020-12-31 | 2021-05-11 | 厦门绿洲环保产业股份有限公司 | Preparation method for regenerating and processing ABS particles by using waste refrigerator material |
| CN113334633A (en) * | 2021-06-23 | 2021-09-03 | 广州市致顺科技有限公司 | Cleaning and flotation separation process and equipment for mixed materials |
| CN113752420A (en) * | 2021-09-17 | 2021-12-07 | 盐城工学院 | Plastic waste recycling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108608306A (en) * | 2018-05-25 | 2018-10-02 | 浙江湖磨抛光磨具制造有限公司 | A kind of full-automatic grinding sorting process line |
| CN109049409A (en) * | 2018-08-20 | 2018-12-21 | 广州市联冠机械有限公司 | A kind of plastic recovery system and recovery process |
| CN111251507A (en) * | 2020-01-19 | 2020-06-09 | 珠海格力绿色再生资源有限公司 | Waste plastic sorting device and sorting method |
| CN112776208A (en) * | 2020-12-31 | 2021-05-11 | 厦门绿洲环保产业股份有限公司 | Preparation method for regenerating and processing ABS particles by using waste refrigerator material |
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| CN113752420A (en) * | 2021-09-17 | 2021-12-07 | 盐城工学院 | Plastic waste recycling device |
| CN113752420B (en) * | 2021-09-17 | 2023-03-10 | 盐城工学院 | Plastic waste recycling device |
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