CN203125773U - Flotation-type crushing separation cleaning system for waste plastics - Google Patents
Flotation-type crushing separation cleaning system for waste plastics Download PDFInfo
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- CN203125773U CN203125773U CN2013200577467U CN201320057746U CN203125773U CN 203125773 U CN203125773 U CN 203125773U CN 2013200577467 U CN2013200577467 U CN 2013200577467U CN 201320057746 U CN201320057746 U CN 201320057746U CN 203125773 U CN203125773 U CN 203125773U
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- potcher
- dawdling
- seperator
- waste plastics
- flotation
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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
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The utility model discloses a flotation-type crushing separation cleaning system for waste plastics. The flotation-type crushing separation cleaning system comprises a crusher, a flotation tank, a multifunctional rubbing separation machine, a potcher and a dehydrator which are sequentially connected along a material conveying direction, wherein the flotation tank and the potcher are arranged side by side, a discharging port of the flotation tank and a feeding port of the potcher are arranged on the same end of the flotation tank or the potcher, and the discharging port of the flotation tank and a feeding port of the potcher are connected through the multifunctional rubbing separation machine. According to a flotation-type crushing separation cleaning method of the waste plastics, firstly, the waste plastics are crushed, and then multiage cleaning and separation are carried out on the crushed plastics. The flotation-type crushing separation cleaning system and method are used for crushing, separating and cleaning the waste plastics, so that the cleaning effect of the waste plastics and the product quality can be effectively improved.
Description
Technical field
The utility model relates to the waste plastics recovery technical field, particularly a kind of waste plastics cracking and sorting purging system of flotation type.
Background technology
Waste plastics cracking and sorting cleaning equipment is the common equipment in waste plastics recovery field, because the sector rate of gross profit is low, is difficult to use higher-priced production and process control equipment.In the existing waste plastics cracking and sorting cleaning equipment, use static fluid media (medium) mostly, stir the plastic flakes that floats on the fluid media (medium) surface by application machine, realize cleaning the purpose of sorting.But this way inefficiency is separated not thoroughly, and water consumption is big.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of waste plastics cracking and sorting purging system of flotation type is provided, promote the plastic flakes motion by the applicating fluid medium, and in flotation cleaning overall process, successively use turbulent flow, plug-flow, fall multiple means such as throwing, bump by fluid, improve separating effect and separating rate, and improve the quality of products.
The technical solution of the utility model is: a kind of waste plastics cracking and sorting purging system of flotation type, according to the mass transport direction, comprise the disintegrating machine, flotation cell, the multi-functional seperator of dawdling, potcher and the dewaterer that connect successively, flotation cell and potcher are arranged side by side, the discharging opening of flotation cell and the charging aperture of potcher are positioned at the same end of flotation cell or potcher, connect by the multi-functional seperator of dawdling between the discharging opening of flotation cell and the charging aperture of potcher.
Described flotation cell is the linear chute, and potcher is the U-shaped chute, and the discharging opening of the discharging opening of flotation cell, the charging aperture of potcher and potcher is positioned at an end of flotation cell, and the charging aperture of flotation cell is positioned at the other end of flotation cell; The multi-functional seperator of dawdling is set between the discharging opening of flotation cell and the charging aperture of potcher, and the charging aperture of flotation cell is connected with disintegrating machine, and the discharging opening of potcher is connected with dewaterer.
Collection and the cyclic utilization system of fluid media (medium) can be set under the dewaterer of flotation cell and potcher correspondence, effectively reduce the consumption of fluid media (medium).
Potcher comprises cell body and dividing plate, and cell body is the box like structure of U-shaped, and dividing plate is located at the cell body middle part, and dividing plate one end is fixedlyed connected with the cell body end face, and the runner of dividing plate both sides forms continuous U-shaped rinsing runner; Cell body one end is the cambered surface end, the cell body other end is planar ends, and dividing plate one end is fixedlyed connected with the planar ends of cell body, is provided with the fluid passage between the cambered surface end of the dividing plate other end and cell body, the charging aperture of potcher and discharging opening all are located at the planar ends of cell body, and lay respectively at the both sides of dividing plate.Whole U-shaped rinsing runner is from the planar ends of dividing plate one side, material is the runner of process dividing plate one side earlier, pass through the fluid passage between dividing plate end and the cambered surface end then, enter the runner of dividing plate opposite side again, the discharging opening on the dividing plate opposite side planar ends is sent at last.The total length of chute can arrange according to the arts demand of reality.The potcher of this structure can effectively shorten the device length of rinsing process, makes the device structure of whole waste plastics cracking and sorting purging system compacter.
According to the actual conditions of equipment, potcher also can adopt the linear chute.But the potcher of U-shaped chute can effectively shorten the device length of rinsing process, makes the device structure of whole waste plastics cracking and sorting purging system compacter.
Described flotation cell is or/and be respectively equipped with the identical boosting fairing of structure on the potcher;
The boosting fairing comprises rectification cylinder, radially flow deflector and axial diversion sheet, and radially flow deflector and axial diversion sheet cross-distribution are on the external cylindrical surface of rectification cylinder; Wherein, the rectification cylinder is airtight hollow cylinder structure, rectification cylinder middle part arranges the cylinder rotating shaft, and radially flow deflector is for radially being located at the vertical baffle on the rectification cylinder external cylindrical surface, and the axial diversion sheet is for axially being located at the curved baffle on the rectification cylinder external cylindrical surface.When the boosting fairing uses, the boosting fairing is installed on flotation cell or the potcher get final product, the interior direction of flow of the axis of boosting fairing and chute is perpendicular, and according to actual needs, the number of boosting fairing can arrange flexibly.Its action principle is: when the rectification cylinder rotates, the external cylindrical surface that is positioned at minimum point is lower than chute inner fluid surface, so can with fluid with and the plastic flakes that carries press to certain water level, reduce the buoyance lift distance of come-up material and the settling height of sinking material, play the effect of shortening the sink-float distance; The effect of the axial diversion sheet that the rectification cylinder is outer is to press down material, make its bad-looking and smooth flow, the effect of the radially flow deflector that the rectification cylinder is outer is that the fluid with turbulent flow or turbulence state converts the plug-flow state to, avoids material to scurry and run and reduce the FLOTATION SEPARATION effect along with fluid.
Described flotation cell is or/and be respectively equipped with the identical beater of structure on the potcher;
Beater comprises beater rotating shaft and a plurality of rotating vane, and a plurality of rotating vanes are uniformly distributed on the external cylindrical surface of beater rotating shaft, and the axis that direction and beater rotating shaft are set of each rotating vane in the same way.When beater uses, it is installed on flotation cell or the potcher get final product, the interior direction of flow of the axis of beater and chute is perpendicular, and according to actual needs, the number of beater also can arrange flexibly.During beater work, the material in flotation cell or the potcher is patted in the rotation of beater rotating shaft driven rotary blade, overcome the surface tension between the plastic flakes, thereby the impurity that reaches between the plastic flakes can separate effectively, accelerate the separating rate of material in fluid.
Be connected by the strand cage between the charging aperture of described disintegrating machine and flotation cell; The mode of perhaps the disintegrating machine height being put oneself bob of formation gravity makes through the plastic flakes after the fragmentation to be fallen in flotation cell automatically.
The described multi-functional seperator of dawdling comprises cylindrical shell, dawdle seperator rotating shaft and beating blade, the cylindrical shell two ends are respectively equipped with dawdle seperator charging aperture and the seperator discharging opening of dawdling, the seperator rotating shaft of dawdling is located in the cylindrical shell with the beating blade, pats blade and is distributed on the external cylindrical surface of the seperator rotating shaft of dawdling; Space near the seperator charging aperture of dawdling in the cylindrical shell is the section of dawdling, and the space near the seperator discharging opening of dawdling in the cylindrical shell is the separating and dehydrating section, and the cylinder lateral wall of the section of dawdling is enclosed construction, is distributed with a plurality of through holes on the cylinder lateral wall of separating and dehydrating section.The external rotary drive mechanism of the multi-functional seperator of dawdling drives the seperator rotating shaft drive beating blade of dawdling and rotates at a high speed, material (comprises waste plastics and fluid media (medium), fluid media (medium) can be water, salt solution etc.) enter cylindrical shell from the multi-functional seperator charging aperture of dawdling after, along with the rotation of patting blade, the impurity that is attached to the waste plastics surface earlier in the section of dawdling by initial gross separation, in the separating and dehydrating section, after material is patted the blade beating, impurity along with fluid media (medium) from the centrifugal cylindrical shell that throws away of each through hole, waste plastics is because being subjected to the kinetic energy that blade is patted to be provided, from rearmounted opening (the seperator discharging opening of the namely dawdling) ejection of the multi-functional seperator of dawdling.
Described flotation cell and multi-functional dawdling are provided with the material loading cartridge between the seperator, be specially: the seperator charging aperture place of dawdling is provided with Material pipeline (also can be the mass transport groove), be provided with impeller in the Material pipeline, the longitudinal center line of impeller is vertical mutually with the longitudinal center line of Material pipeline, the external impeller drive of the central shaft of impeller.Blade on the impeller is divided into a plurality of relatively independent spaces with the cross section of material conveying pipe, after material enters Material pipeline, in the impeller place is divided into each relatively independent space, material in each relatively independent space along with the seperator charging aperture of dawdling is sent in the rotation of impeller, material evenly enters the seperator charging aperture of dawdling in batches, make inlet amount even, prevent that the multi-functional seperator of dawdling from occurring stopping up because of the material overload.
Described dewaterer is vertical dewaterer, is connected with cyclone separator (being the thickness fragment separator) in the discharge gate of dewaterer;
The drainage conduit that is used for discharging thin splinter that cyclone separator comprises the cyclone separating tube of rotary type and is located at the cyclone separating tube top; The top of cyclone separating tube is provided with the charging blast pipe that is connected with the discharge gate of dewaterer, and the air intake direction of this charging blast pipe and the inwall of cyclone separating tube are tangent, and forms the charging air inlet at the barrel of cyclone separating tube; The bottom of cyclone separating tube is provided with thick fragment discharging opening; Drainage conduit is stretched in the tube by the top cover of cyclone separating tube, and its lower ends downward extends to above the charging air inlet.Thickness fragment (namely through the waste plastics fragment after the dewaterer dehydration) is sent to from the charging blast pipe by big air quantity and is formed rotation at a high speed in the cyclone separating tube, the thick fragment that specific area is little is big because of the centrifugal force that produces, throw to the cyclone separating tube inwall, be subjected to the gravity effect simultaneously, slide into down the thick fragment discharging opening discharge of cyclone separating tube bottom; What enter cyclone separating tube distinguished and admirablely discharges from drainage conduit because of pressure differential, the thin splinter that specific area is big is subjected to the effect of wind-force, overcome gravity, discharged from drainage conduit by distinguished and admirable carrying under one's arms, thus the purpose of realize separating and collecting respectively thick fragment and thin splinter in the waste plastics.
Described flotation cell and multi-functional dawdling are provided with the first recirculated water mechanism between the seperator, be provided with the second recirculated water mechanism between potcher and the dewaterer.The first recirculated water mechanism is by at flotation cell and multi-functional dawdling circulating line being set between the seperator, the multi-functional seperator of dawdling being separated the flotation medium that obtains send the flotation cell re-using back to by circulating line; The second recirculated water mechanism sends the potcher re-using by between potcher and dewaterer circulating line being set, dewaterer is separated the rinsing medium that obtains back to by circulating line.By the first recirculated water mechanism and the second recirculated water mechanism, realize the branch Quality Control system of fluid media (medium), can effectively reduce consumption and the waste of flotation medium and rinsing medium in the waste plastics cracking and sorting cleaning.
Can realize may further comprise the steps a kind of waste plastics cracking and sorting cleaning method of flotation type according to said system:
(1) waste plastics is sent into disintegrating machine and is carried out fragmentation, forms the waste plastics fragment and also delivers to flotation cell;
(2) preset the flotation medium of flow-like in the flotation cell, after the waste plastics fragment enters flotation cell, along with the mobile primary separation of carrying out of flotation medium, remove heavy impurity;
Proportion is less than the waste plastics fragment of flotation medium come-up and deliver to the multi-functional seperator of dawdling, and proportion sinks greater than the waste plastics fragment of flotation medium and heavy impurity and remaines in the flotation cell;
(3) after the waste plastics fragment entered the multi-functional seperator of dawdling, the multi-functional seperator of dawdling was forced to beat with stirring and is separated, and tentatively removes light impurities, and the waste plastics fragment after the separation is delivered to potcher;
(4) preset the rinsing medium of flow-like in the potcher, after the waste plastics fragment enters potcher, along with the mobile secondary that carries out of rinsing medium separates, further remove light impurities;
Proportion is less than the waste plastics fragment of rinsing medium come-up and deliver to dewaterer, and proportion sinks greater than the waste plastics fragment of rinsing medium and light impurities and remaines in the potcher;
(5) the waste plastics fragment enters dewaterer and carries out drying and dehydrating, remove its surface with the rinsing medium, form and reclaim fragment.
In the described step (1), disintegrating machine is dry crushing or wet broken to the crumbling method of waste plastics; Dry crushing is under the situation of not adding any fluid media (medium), and disintegrating machine directly carries out fragmentation to waste plastics; Wet broken be waste plastics when sending into disintegrating machine, add fluid media (medium) in the disintegrating machine simultaneously, waste plastics carries out fragmentation in the environment of fluid media (medium);
In the described step (2), heavy impurity comprises metal and the silt that has in the waste plastics fragment, and flotation medium is water or halogen water;
In the described step (4), light impurities comprises label paper, greasy dirt and the flotation medium that is attached to the waste plastics surface, and the rinsing medium is water or halogen water.
The utility model has following beneficial effect with respect to prior art:
The waste plastics cracking and sorting cleaning method principle of this flotation type is simple, namely earlier will carry out multistage cleaning and separate again after the waste plastics fragmentation, and the cracking and sorting that uses this method to carry out waste plastics cleans, and can effectively improve the cleaning performance of waste plastics and improves the quality of products.
In the waste plastics cracking and sorting purging system of this flotation type, potcher is made as the U-shaped structure, effectively shortened the device length of whole sorting cleaning, make the device structure of whole waste plastics cracking and sorting purging system more compact, reduce occupation area of equipment, be conducive to the control of waste plastics recovery cost; Feeding mouth and discharging opening are located at the same end of chute, can further shorten the length of complete equipment.Simultaneously, needs according to actual process, the length of chute or width can arrange flexibly, material also can be selected according to arts demand, in addition, the potcher of this structure can also be as a chute unit, if arts demand, a plurality of chutes unit is spliced use get final product, it is simple in structure, use is also convenient.
In the waste plastics cracking and sorting purging system of this flotation type, set up the boosting fairing at flotation cell and potcher, it is simple in structure, and is easy to use, it is installed on flotation cell or the potcher get final product, and its number also can arrange according to actual needs flexibly.The boosting fairing can convert the fluid that is in turbulent condition in the chute to the plug-flow state, avoids material along with fluid is scurried race, is conducive to come-up and the sinking of material, plays the effect of rectification; Simultaneously, when the rectification cylinder rotates, can with fluid with and the plastic flakes that carries press to certain water level, reduce the buoyance lift distance of come-up material and the settling height of sinking material, play the effect of shortening the sink-float distance.The combination of these two kinds of effects can effectively improve the flotation of material or the speed that winnows, and shortens flotation or the time of rinsing and the length of chute, reaches the purpose of efficient cleaning, also reduces occupation area of equipment simultaneously.
In the waste plastics cracking and sorting purging system of this flotation type, be connected by the strand cage between the charging aperture of disintegrating machine and flotation cell; The mode of perhaps the disintegrating machine height being put oneself bob of formation gravity makes through the plastic flakes after the fragmentation to be fallen in flotation cell automatically.Its principle is simple, and feeding efficient is also higher.
In the waste plastics cracking and sorting purging system of this flotation type, between flotation cell and potcher, set up the multi-functional seperator of dawdling, can effectively improve the cleaning quality of waste plastics, make the separation between waste plastics and the impurity more thorough, thereby improve the quality that reclaims product.The multi-functional seperator of dawdling is by patting the high speed rotation of blade, make when patting blade stirring material it is patted separation, the setting of the section of dawdling and separating and dehydrating section in the cooperation cylindrical shell, its separating effect is fine, be attached to the waste plastics surface label paper, greasy dirt, all can be separated from the impurity such as fluid media (medium) of flotation cell, after material entered potcher, its impurity significantly reduced, and can simplify follow-up rinsing process.
Flotation cell and multi-functional linkage section of dawdling the seperator charging aperture are established the material loading cartridge, this feed arrangement of limiting the quantity of is simple in structure, cheap, easy to use, it is located between the mechanism of material conveying mechanism and waste plastics cleaning subsequent processing device, can control the inlet amount of waste plastics wiper mechanism well, make its inlet amount even, prevent subsequent processing device because obstruction appears in material overload, effectively improve waste plastics cleaning rate, improve its cleaning performance.
In the waste plastics cracking and sorting purging system of this flotation type, in the discharge gate of dewaterer, cyclone separator is set, thick fragment and thin splinter in the waste plastics fragment after utilizing this cyclone separator to dehydration carry out cyclonic separation, plastics after the separation are thick, thin splinter is by independently discharging in the discharging channel separately and collecting respectively, improve the rate of recovery of plastics; Avoid thin splinter to swim in the air simultaneously, environment is polluted.
Description of drawings
Fig. 1 is the structural representation of the waste plastics cracking and sorting purging system of this flotation type.
Fig. 2 is the structural representation of potcher.
Fig. 3 is the structural representation of boosting fairing.
Fig. 4 is the radial section schematic diagram of boosting fairing.
Fig. 5 a is the structural representation of Material pipeline.
Fig. 5 b is that the A-A of Fig. 5 a is to view.
Fig. 5 c is the structural representation of mass transport groove.
Fig. 6 is the structural representation of the multi-functional seperator of dawdling.
Fig. 7 is the structural representation of cyclone separator in the dewaterer.
Fig. 8 is the C-C cross sectional view of Fig. 7.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment
Present embodiment is a kind of waste plastics cracking and sorting purging system of flotation type, as shown in Figure 1, according to the mass transport direction, comprise the disintegrating machine 1, flotation cell 2, the multi-functional seperator 3 of dawdling, potcher 4 and the dewaterer 5 that connect successively, flotation cell and potcher are arranged side by side, the discharging opening of flotation cell and the charging aperture of potcher are positioned at the same end of flotation cell or potcher, connect by the multi-functional seperator of dawdling between the discharging opening of flotation cell and the charging aperture of potcher.
As shown in Figure 2, potcher 4 comprises cell body 4-1 and dividing plate 4-2, and cell body is the box like structure of U-shaped, and dividing plate is located at the cell body middle part, and dividing plate one end is fixedlyed connected with the cell body end face, and the runner of dividing plate both sides forms continuous U-shaped rinsing runner; Cell body one end is the cambered surface end, the cell body other end is planar ends, and dividing plate one end is fixedlyed connected with the planar ends of cell body, is provided with the fluid passage between the cambered surface end of the dividing plate other end and cell body, the charging aperture of potcher and discharging opening all are located at the planar ends of cell body, and lay respectively at the both sides of dividing plate.Whole U-shaped rinsing runner is from the planar ends of dividing plate one side, material is the runner of process dividing plate one side earlier, pass through the fluid passage between dividing plate end and the cambered surface end then, enter the runner of dividing plate opposite side again, the discharging opening on the dividing plate opposite side planar ends is sent at last.The total length of chute can arrange according to the arts demand of reality.The potcher of this structure can effectively shorten the device length of rinsing process, makes the device structure of whole waste plastics cracking and sorting purging system compacter.
As shown in Figure 1, flotation cell 2 is or/and be respectively equipped with the identical boosting fairing 6 of structure on the potcher 4;
As Fig. 3 or shown in Figure 4, the boosting fairing comprises rectification cylinder 6-1, radially flow deflector 6-2 and axial diversion sheet 6-3, and radially flow deflector and axial diversion sheet cross-distribution are on the external cylindrical surface of rectification cylinder; Wherein, the rectification cylinder is airtight hollow cylinder structure, rectification cylinder middle part arranges cylinder rotating shaft 6-4, and radially flow deflector is for radially being located at the vertical baffle on the rectification cylinder external cylindrical surface, and the axial diversion sheet is for axially being located at the curved baffle on the rectification cylinder external cylindrical surface.When the boosting fairing uses, the boosting fairing is installed on flotation cell or the potcher get final product, the interior direction of flow of the axis of boosting fairing and chute is perpendicular, and according to actual needs, the number of boosting fairing can arrange flexibly.Its action principle is: when the rectification cylinder rotates, the external cylindrical surface that is positioned at minimum point is lower than chute inner fluid surface, so fluid can be pressed to certain water level, reduce the buoyance lift distance of come-up material and the settling height of sinking material, play the effect of shortening the sink-float distance; The effect of the axial diversion sheet that the rectification cylinder is outer is to press down material, makes its bad-looking and smooth flow, and the effect of the radially flow deflector that the rectification cylinder is outer is that the fluid with turbulent flow or turbulence state converts the plug-flow state to, avoids material along with fluid is scurried race.Wherein the flow direction of fluid is shown in the arrow among Fig. 3, and the regional A that is positioned at flotation boosting fairing the place ahead is the turbulent region, and the regional B that is positioned at flotation boosting fairing rear is the plug-flow district.
As shown in Figure 1, flotation cell 2 is or/and be respectively equipped with the identical beater of structure 7 on the potcher 4;
Beater comprises beater rotating shaft and a plurality of rotating vane, and a plurality of rotating vanes are uniformly distributed on the external cylindrical surface of beater rotating shaft, and the axis that direction and beater rotating shaft are set of each rotating vane in the same way.When beater uses, it is installed on flotation cell or the potcher get final product, the interior direction of flow of the axis of beater and chute is perpendicular, and according to actual needs, the number of beater also can arrange flexibly.During beater work, the material in flotation cell or the potcher is patted in the rotation of beater rotating shaft driven rotary blade, accelerates the separating rate of material in fluid.
As shown in Figure 1, be connected by strand cage 8 between the charging aperture of disintegrating machine 1 and flotation cell 2.
As shown in Figure 6, the multi-functional seperator 3 of dawdling comprises cylindrical shell 3-1, seperator rotating shaft 3-2 and beating blade 3-3 dawdle, the cylindrical shell two ends are respectively equipped with dawdle seperator charging aperture 3-4 and the seperator discharging opening 3-5 that dawdles, the seperator rotating shaft of dawdling is located in the cylindrical shell with the beating blade, pats blade and is distributed on the external cylindrical surface of the seperator rotating shaft of dawdling; Space near the seperator charging aperture of dawdling in the cylindrical shell is the section of dawdling, and the space near the seperator discharging opening of dawdling in the cylindrical shell is dewatering period, and the cylinder lateral wall of the section of dawdling is enclosed construction, is distributed with a plurality of through hole 3-6 on the cylinder lateral wall of separating and dehydrating section.The external rotary drive mechanism of the multi-functional seperator of dawdling drives the seperator rotating shaft drive beating blade of dawdling and rotates at a high speed, material (comprises waste plastics and fluid media (medium), fluid media (medium) can be water, salt solution etc.) enter cylindrical shell from the multi-functional seperator charging aperture of dawdling after, along with the rotation of patting blade, the impurity that is attached to the waste plastics surface earlier in the section of dawdling by initial gross separation, in the separating and dehydrating section, after material is patted the blade beating, impurity along with fluid media (medium) from the centrifugal cylindrical shell that throws away of each through hole, waste plastics is because being subjected to the kinetic energy that blade is patted to be provided, from rearmounted opening (the seperator discharging opening of the namely dawdling) ejection of the multi-functional seperator of dawdling.
Flotation cell and multi-functional dawdling are provided with the material loading cartridge between the seperator, be specially: the seperator charging aperture place of dawdling is provided with Material pipeline 8-1(and also can be the mass transport groove), the structure of Material pipeline 8-1 is (structure of mass transport groove is shown in Fig. 5 c) shown in Fig. 5 a or 5b, be provided with impeller 8-2 in the Material pipeline, the longitudinal center line of impeller is vertical mutually with the longitudinal center line of Material pipeline, the external impeller drive of the central shaft of impeller.Blade on the impeller is divided into a plurality of relatively independent spaces with the cross section of material conveying pipe, after material enters Material pipeline, in the impeller place is divided into each relatively independent space, material in each relatively independent space along with the seperator charging aperture of dawdling is sent in the rotation of impeller, material evenly enters the seperator charging aperture of dawdling in batches, make inlet amount even, prevent that the multi-functional machine of dawdling from occurring stopping up because of the material overload.
Dewaterer 5 is vertical dewaterer, is connected with cyclone separator in the discharge gate of dewaterer;
As Fig. 7 or shown in Figure 8, the drainage conduit 5-2 that is used for discharging thin splinter that cyclone separator comprises the cyclone separating tube 5-1 of rotary type and is located at the cyclone separating tube top; The top of cyclone separating tube is provided with the charging blast pipe 5-3 that is connected with the discharge gate of dewaterer, and the air intake direction of this charging blast pipe and the inwall of cyclone separating tube are tangent, and forms charging air inlet 5-4 at the barrel of cyclone separating tube; The bottom of cyclone separating tube is provided with thick fragment discharging opening; Drainage conduit is stretched in the tube by the top cover of cyclone separating tube, and its lower ends downward extends to above the charging air inlet.Thickness fragment (namely through the waste plastics fragment after the dewaterer dehydration) is sent to from the charging blast pipe by big air quantity and is formed rotation at a high speed in the cyclone separating tube, the thick fragment that specific area is little is big because of the centrifugal force that produces, throw to the cyclone separating tube inwall, be subjected to the gravity effect simultaneously, slide into down the thick fragment discharging opening discharge of cyclone separating tube bottom; What enter cyclone separating tube distinguished and admirablely discharges from drainage conduit because of pressure differential, the thin splinter that specific area is big is subjected to the effect of wind-force, overcome gravity, discharged from drainage conduit by distinguished and admirable carrying under one's arms, thus the purpose of realize separating and collecting respectively thick fragment and thin splinter in the waste plastics.
Flotation cell and multi-functional dawdling are provided with the first recirculated water mechanism between the seperator, be provided with the second recirculated water mechanism between potcher and the dewaterer.The first recirculated water mechanism is by at flotation cell and multi-functional dawdling circulating line being set between the seperator, the multi-functional seperator of dawdling being separated the flotation medium that obtains send the flotation cell re-using back to by circulating line; The second recirculated water mechanism sends the potcher re-using by between potcher and dewaterer circulating line being set, dewaterer is separated the rinsing medium that obtains back to by circulating line.By the first recirculated water mechanism and the second recirculated water mechanism, can effectively reduce consumption and the waste of flotation medium and rinsing medium in the waste plastics cracking and sorting cleaning.
Can realize may further comprise the steps a kind of waste plastics cracking and sorting cleaning method of flotation type according to said system:
(1) waste plastics is sent into disintegrating machine 1 and is carried out fragmentation, forms the waste plastics fragment and also delivers to flotation cell 2;
(2) preset the flotation medium of flow-like in the flotation cell, after the waste plastics fragment enters flotation cell, along with the mobile primary separation of carrying out of flotation medium, remove heavy impurity;
Proportion is less than the waste plastics fragment of flotation medium come-up and deliver to the multi-functional seperator 3 of dawdling, and proportion sinks greater than the waste plastics fragment of flotation medium and heavy impurity and remaines in the flotation cell;
(3) after the waste plastics fragment entered the multi-functional seperator of dawdling, the multi-functional seperator of dawdling was forced to beat with stirring and is separated, and tentatively removes light impurities, and the waste plastics fragment after the separation is delivered to potcher 4;
(4) preset the rinsing medium of flow-like in the potcher, after the waste plastics fragment enters potcher, along with the mobile secondary that carries out of rinsing medium separates, further remove light impurities;
Proportion is less than the waste plastics fragment of rinsing medium come-up and deliver to dewaterer 5, and proportion sinks greater than the waste plastics fragment of rinsing medium and light impurities and remaines in the potcher;
(5) the waste plastics fragment enters dewaterer and carries out drying and dehydrating, remove its surface with the rinsing medium, form and reclaim fragment.
In the step (1), disintegrating machine is dry crushing or wet broken to the crumbling method of waste plastics; Dry crushing is under the situation of not adding any fluid media (medium), and disintegrating machine directly carries out fragmentation to waste plastics; Wet broken be waste plastics when sending into disintegrating machine, add fluid media (medium) in the disintegrating machine simultaneously, waste plastics carries out fragmentation in the environment of fluid media (medium);
In the step (2), heavy impurity comprises metal and the silt that has in the waste plastics fragment, and flotation medium is water or halogen water;
In the step (4), light impurities comprises label paper, greasy dirt and the flotation medium that is attached to the waste plastics surface, and the rinsing medium is water or halogen water;
Flotation medium and rinsing medium can be rotated according to actual needs, but are generally different types of fluid media (medium);
In the step (5), when dewaterer was provided with cyclone separator, the dehydration of waste plastics fragment was also isolated thick fragment and thin splinter through cyclone separator after forming and reclaiming fragment, reclaims respectively again.
As mentioned above, just can realize the utility model preferably, above-described embodiment is preferred embodiment of the present utility model only, is not to limit practical range of the present utility model; Be that all equalizations of doing according to the utility model content change and modification, all contained by the utility model claim scope required for protection.
Claims (8)
1. the waste plastics cracking and sorting purging system of flotation type, it is characterized in that, according to the mass transport direction, comprise the disintegrating machine, flotation cell, the multi-functional seperator of dawdling, potcher and the dewaterer that connect successively, flotation cell and potcher are arranged side by side, the discharging opening of flotation cell and the charging aperture of potcher are positioned at the same end of flotation cell or potcher, connect by the multi-functional seperator of dawdling between the discharging opening of flotation cell and the charging aperture of potcher.
2. according to the waste plastics cracking and sorting purging system of the described flotation type of claim 1, it is characterized in that, described flotation cell is the linear chute, potcher is the U-shaped chute, the discharging opening of the discharging opening of flotation cell, the charging aperture of potcher and potcher is positioned at an end of flotation cell, and the charging aperture of flotation cell is positioned at the other end of flotation cell; The multi-functional seperator of dawdling is set between the discharging opening of flotation cell and the charging aperture of potcher, and the charging aperture of flotation cell is connected with disintegrating machine, and the discharging opening of potcher is connected with dewaterer;
Potcher comprises cell body and dividing plate, and cell body is the box like structure of U-shaped, and dividing plate is located at the cell body middle part, and dividing plate one end is fixedlyed connected with the cell body end face, and the runner of dividing plate both sides forms continuous U-shaped rinsing runner.
3. according to the waste plastics cracking and sorting purging system of the described flotation type of claim 1, it is characterized in that described flotation cell is or/and be respectively equipped with the identical boosting fairing of structure on the potcher;
The boosting fairing comprises rectification cylinder, radially flow deflector and axial diversion sheet, and radially flow deflector and axial diversion sheet cross-distribution are on the external cylindrical surface of rectification cylinder; Wherein, the rectification cylinder is airtight hollow cylinder structure, rectification cylinder middle part arranges the cylinder rotating shaft, and radially flow deflector is for radially being located at the vertical baffle on the rectification cylinder external cylindrical surface, and the axial diversion sheet is for axially being located at the curved baffle on the rectification cylinder external cylindrical surface.
4. according to the waste plastics cracking and sorting purging system of the described flotation type of claim 1, it is characterized in that described flotation cell is or/and be respectively equipped with the identical beater of structure on the potcher;
Beater comprises beater rotating shaft and a plurality of rotating vane, and a plurality of rotating vanes are uniformly distributed on the external cylindrical surface of beater rotating shaft, and the axis that direction and beater rotating shaft are set of each rotating vane in the same way.
5. according to the waste plastics cracking and sorting purging system of the described flotation type of claim 1, it is characterized in that, the described multi-functional seperator of dawdling comprises cylindrical shell, dawdle seperator rotating shaft and beating blade, the cylindrical shell two ends are respectively equipped with dawdle seperator charging aperture and the seperator discharging opening of dawdling, the seperator rotating shaft of dawdling is located in the cylindrical shell with the beating blade, pats blade and is distributed on the external cylindrical surface of the seperator rotating shaft of dawdling; Space near the seperator charging aperture of dawdling in the cylindrical shell is the section of dawdling, and the space near the seperator discharging opening of dawdling in the cylindrical shell is dewatering period, and the cylinder lateral wall of the section of dawdling is enclosed construction, is distributed with a plurality of through holes on the cylinder lateral wall of separating and dehydrating section.
6. according to the waste plastics cracking and sorting purging system of the described flotation type of claim 5, it is characterized in that, described flotation cell and multi-functional dawdling are provided with the material loading cartridge between the seperator, be specially: the seperator charging aperture place of dawdling is provided with Material pipeline, be provided with impeller in the Material pipeline, the longitudinal center line of impeller is vertical mutually with the longitudinal center line of Material pipeline, the external impeller drive of the central shaft of impeller.
7. according to the waste plastics cracking and sorting purging system of the described flotation type of claim 1, it is characterized in that described dewaterer is vertical dewaterer, is connected with cyclone separator in the discharge gate of dewaterer;
The drainage conduit that is used for discharging thin splinter that cyclone separator comprises the cyclone separating tube of rotary type and is located at the cyclone separating tube top; The top of cyclone separating tube is provided with the charging blast pipe that is connected with the discharge gate of dewaterer, and the air intake direction of this charging blast pipe and the inwall of cyclone separating tube are tangent, and forms the charging air inlet at the barrel of cyclone separating tube; The bottom of cyclone separating tube is provided with thick fragment discharging opening; Drainage conduit is stretched in the tube by the top cover of cyclone separating tube, and its lower ends downward extends to above the charging air inlet.
8. according to the waste plastics cracking and sorting purging system of the described flotation type of claim 1, it is characterized in that described flotation cell and multi-functional dawdling are provided with the first recirculated water mechanism between the seperator, be provided with the second recirculated water mechanism between potcher and the dewaterer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200577467U CN203125773U (en) | 2013-01-31 | 2013-01-31 | Flotation-type crushing separation cleaning system for waste plastics |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200577467U CN203125773U (en) | 2013-01-31 | 2013-01-31 | Flotation-type crushing separation cleaning system for waste plastics |
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| CN203125773U true CN203125773U (en) | 2013-08-14 |
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| CN2013200577467U Expired - Lifetime CN203125773U (en) | 2013-01-31 | 2013-01-31 | Flotation-type crushing separation cleaning system for waste plastics |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112101A (en) * | 2013-01-31 | 2013-05-22 | 冯愚斌 | Flotation type waste plastic crushing, sorting and cleaning system and method |
| CN104148326A (en) * | 2014-07-23 | 2014-11-19 | 冯愚斌 | Cleaning method of flexible pieces and special rinse tank |
| CN104511369A (en) * | 2015-01-20 | 2015-04-15 | 中南大学 | Method for waste mixed plastic separation |
| CN109822780A (en) * | 2019-03-25 | 2019-05-31 | 王兴敏 | A kind of production equipment of hydrometer method separation regenerative piece of polyester bottle |
-
2013
- 2013-01-31 CN CN2013200577467U patent/CN203125773U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112101A (en) * | 2013-01-31 | 2013-05-22 | 冯愚斌 | Flotation type waste plastic crushing, sorting and cleaning system and method |
| WO2014117589A1 (en) * | 2013-01-31 | 2014-08-07 | Feng Yubin | Flotation type waste plastic crushing, sorting and cleaning system and method |
| CN104148326A (en) * | 2014-07-23 | 2014-11-19 | 冯愚斌 | Cleaning method of flexible pieces and special rinse tank |
| CN104148326B (en) * | 2014-07-23 | 2017-01-11 | 冯愚斌 | Cleaning method of flexible pieces and special rinse tank |
| CN104511369A (en) * | 2015-01-20 | 2015-04-15 | 中南大学 | Method for waste mixed plastic separation |
| CN109822780A (en) * | 2019-03-25 | 2019-05-31 | 王兴敏 | A kind of production equipment of hydrometer method separation regenerative piece of polyester bottle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130814 Effective date of abandoning: 20150422 |