CN203210559U - Waste plastic film recycling equipment - Google Patents
Waste plastic film recycling equipment Download PDFInfo
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- CN203210559U CN203210559U CN2013200632002U CN201320063200U CN203210559U CN 203210559 U CN203210559 U CN 203210559U CN 2013200632002 U CN2013200632002 U CN 2013200632002U CN 201320063200 U CN201320063200 U CN 201320063200U CN 203210559 U CN203210559 U CN 203210559U
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- flotation
- tank
- dehydration
- plastic film
- flotation cell
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- 239000002699 waste material Substances 0.000 title claims abstract description 28
- 238000004064 recycling Methods 0.000 title claims abstract description 16
- 239000002985 plastic film Substances 0.000 title claims abstract 15
- 229920006255 plastic film Polymers 0.000 title claims abstract 15
- 238000005188 flotation Methods 0.000 claims abstract description 105
- 230000018044 dehydration Effects 0.000 claims abstract description 72
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 72
- 239000012634 fragment Substances 0.000 claims abstract description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000005201 scrubbing Methods 0.000 claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 12
- 238000005406 washing Methods 0.000 claims abstract description 12
- 238000004062 sedimentation Methods 0.000 claims abstract 2
- 239000004033 plastic Substances 0.000 claims description 85
- 229920003023 plastic Polymers 0.000 claims description 85
- 239000012530 fluid Substances 0.000 claims description 16
- 230000007246 mechanism Effects 0.000 claims description 16
- 238000010009 beating Methods 0.000 claims description 11
- 210000000078 claw Anatomy 0.000 claims description 7
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Images
Classifications
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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
本实用新型公开了一种废塑料薄膜的回收处理设备，包括依次连接的破碎装置、洗涤装置、浮选装置以及脱水装置，其中，所述破碎装置包括破碎机；所述洗涤装置包括旋流刷洗槽，该旋流刷洗槽具有圆形或者椭圆形的循环流道，其上设有转刷；所述沉淀浮选装置包括至少一个浮选槽；所述旋流刷洗槽与浮选槽之间设有将塑料薄膜碎片从旋流刷洗槽转送到浮选槽的物料转送装置；所述脱水装置连接在浮选槽的末端。本实用新型的废塑料薄膜的回收处理设备具有分离效果好、自动化程度高、节省用水用电、高效率等优点。
The utility model discloses recycling and processing equipment for waste plastic films, which comprises a crushing device, a washing device, a flotation device and a dehydration device which are sequentially connected, wherein the crushing device includes a crusher; the washing device includes a swirling scrubbing device. Groove, the swirling scrubbing tank has a circular or oval circulation channel, on which a rotating brush is arranged; the sedimentation flotation device includes at least one flotation tank; between the swirling scrubbing tank and the flotation tank A material transfer device is provided to transfer the plastic film fragments from the swirling scrubbing tank to the flotation tank; the dehydration device is connected to the end of the flotation tank. The waste plastic film recovery processing equipment of the utility model has the advantages of good separation effect, high degree of automation, saving water and electricity, high efficiency and the like.
Description
Technical field
The utility model relates to the device in the waste plastics recovery field, is specifically related to a kind of recycling equipment of waste plastics film.
Background technology
Plastic sheeting is since utility model, and indispensable at industrial packaging, agriculture breeding, daily life, annual consumption number has formed " plastic sheeting civilization " with ten million ton.But how to handle the plastic sheeting after the use, also become a world-famous puzzle.And the waste plastics film through using is petroleum product, is valuable resource, and recycling utilization is significant.
Present recovery technology has artificial cleaning, machinery cleaning etc.The ubiquity automaticity is not high, it is unreasonable etc. to clean separation process technology, shortcoming such as cause that labour intensity is big, poor working environment, energy consumption and water consumption are big.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of recycling equipment of waste plastics film is provided, and it has good separating effect, automaticity height, the electricity consumption that conserves water, reduces advantages such as labour and labour intensity.
The utility model realizes that the technical scheme of above-mentioned purpose is:
A kind of recycling equipment of waste plastics film is characterized in that, comprises the breaker, wash mill, flotation unit and the dewater unit that connect successively, wherein,
Described breaker comprises disintegrating machine;
Described wash mill comprises that eddy flow scrubs groove, and this eddy flow is scrubbed groove and had circular or oval-shaped circulatory flow, and which is provided with changes brush;
Described precipitate flotation device comprises at least one flotation cell;
Described eddy flow is scrubbed to be provided with between groove and the flotation cell plastic sheeting fragment is scrubbed the material grass-hopper that groove is transferred to flotation cell from eddy flow; Described dewater unit is connected the end of flotation cell.
A preferred version of the present utility model, wherein, described dewater unit comprises feeding mechanism and dewatering device, wherein,
Described feeding mechanism comprises elevating hopper, hopper, screw rod and the power set that are connected with screw rod, and described elevating hopper and hopper are tapered, and wherein, the upper end of elevating hopper is connected with the end of flotation cell, and the lower end is inserted and mated in hopper; The lower end of hopper is connected on the feed pipe, and being covered with on the sidewall of elevating hopper has drainage channel; Described screw rod is inserted in the elevating hopper; Described feed pipe is being arranged to Venturi tube with the connecting portion of hopper; The end of described feed pipe is provided with air blast;
Described dewatering device comprises dehydration tube, and this dehydration tube is formed by connecting by superposed circle segments and the conical section that is positioned at the bottom, and wherein, circle segments is connected with feed pipe; The top of described dehydration tube is provided with the drainage conduit that stretches in the tube, and the lower port of this drainage conduit extends downward and surpasses described feed pipe; The coaxial dehydration cover that is provided with in the described dehydration tube is densely covered with dewatering hole on the wall body of this dehydration cover; Described feed pipe be connected with described dehydration cover and the inwall of its feedstock direction and dehydration cover tangent, and form charging aperture at dehydration cover.
A preferred version of the present utility model, wherein, described material grass-hopper comprises belt gear, this belt gear is made up of two belt pulleys and the belt that is looped around on this two belt pulley, described belt is obliquely installed, its lower end is stretched into eddy flow and is scrubbed in the groove, and the upper end extends to the top of flotation cell; Described belt is provided with a plurality of rake shape material-hent claws.Its operation principle is: during belt gear work, belt is constantly scrubbed groove one end from eddy flow and is moved to flotation cell one end, rake shape material-hent claw on the belt is scrubbed plastic sheeting fragment floating on the groove with eddy flow and is picked up, and with belt movement to flotation cell top, expect that film fragments breaks away from rake shape material-hent claw and will and drop on the flotation cell in that the gravity effect is following, realize that the plastic sheeting fragment scrubs groove to the transfer of flotation cell from eddy flow.Because it is more that eddy flow is scrubbed the silt impurity that the water in the groove contains, adopt above-mentioned material grass-hopper only to be transferred to the plastic sheeting fragment in the flotation cell, avoid the sewage in the flotation cell is brought in the flotation cell.
A preferred version of the present utility model, wherein, described wash mill also comprises washes cage, and this is washed cage and comprises horizontally disposed straight tube, be provided with the screw rod for delivery of the plastic sheeting fragment in this straight tube, the open top of this straight tube forms water inlet, and the bottom is provided with apopore, and an end of this straight tube is charging aperture, the other end is discharging opening, wherein, charging aperture is connected with the discharging opening of disintegrating machine, and discharging opening is scrubbed groove with eddy flow and is connected; Be connected with conveyer belt on the feeding mouth of described disintegrating machine; Describedly wash cage, eddy flow is scrubbed and is respectively equipped with a water circulation system on groove and the flotation cell, this water circulation system is made of pump and pipe-line system.Described effect of washing cage is, under the effect of screw rod, the plastic sheeting fragment that enters in the straight tube is transported to discharging opening from charging aperture, in this process, water enters from the water inlet of straight tube, and under the stirring of screw rod, the part silt that adheres on the plastic sheeting fragment breaks away from plastic sheeting fragment surface and discharges from the apopore of straight tube bottom with water, the preliminary tiny silt of removing in the plastic sheeting is applicable to the processing of the more plastic sheeting of sediment charge (for example agricultural film).Described conveyer belt is set, can automatically waste plastics film be transported on the disintegrating machine, improve automatization level, save the labour.The effect of described water circulation system is the water quality according to the different disposal stage, and it is recycling, reaches water-saving purpose.
A preferred version of the present utility model, wherein, described flotation cell is provided with flotation boosting and fairing, this flotation boosting and fairing comprise rectification cylinder and commutator segment, wherein, the rectification cylinder is the cylindrical structure of hollow, and its two is erected on the flotation cell rotationally, and described commutator segment is located on the outer surface of rectification cylinder.Further, also be provided with beating device on the described flotation cell, this beating device comprises rotating shaft and is located at blade in the rotating shaft that described rotating shaft is erected on the flotation cell rotationally.The effect of described beating device is, drives blade rotation by rotating shaft, breaks up agglomerating plastic sheeting fragment, and it is fully separated, thereby is conducive to clean the silt impurity that adheres on it.
A preferred version of the present utility model, wherein, described flotation cell is two, is respectively first flotation cell and second flotation cell, is provided with the material grass-hopper between two flotation cells; In the bottom land of first flotation cell, on width, one side is the downward-sloping inclined-plane that leans forward of the flow direction of longshore current body, opposite side be one of them sidewall from cell body towards the downward-sloping lateral tilt face of another sidewall, described inclined-plane and the lateral tilt face of leaning forward intersects; The lower end on the described inclined-plane that leans forward is connected with a horizontal plane; The middle part of first flotation cell is provided with across the baffle plate on width, and the upper edge of this baffle plate is lower than the upper surface of groove, and the root of this baffle plate and the front of described horizontal plane are along being connected; The described inclined-plane that leans forward, lateral tilt face and horizontal plane are combined and are formed the recess structure of compiling silt.
A preferred version of the present utility model, wherein, described eddy flow is scrubbed the circulatory flow of groove for oval; This ellipse runner is provided with the canebreak removal device, this canebreak removal device comprises deflector and chip removal mouth, wherein, described deflector is arranged on the corner that oval eddy flow is scrubbed groove, one end of this deflector is fixed on eddy flow and scrubs on the lateral wall of groove, extends before other end longshore current body flow direction is oblique; It is swirl space that described deflector and eddy flow are scrubbed the space that forms between the lateral wall of groove, and described chip removal mouth is located at the top that eddy flow is scrubbed position corresponding with swirl space on the lateral wall of groove.
A preferred version of the present utility model, wherein, described eddy flow scrubs groove and flotation cell is provided with the silt discharger, this silt discharger comprises the excretory duct that extends to bottom land and is located at the interior screw elevator of excretory duct that described screw elevator is made of the motor of draining screw rod and be connected with this drainage screw rod.Described silt discharger is by draining the rotation of screw rod, will be deposited in impurity such as the silt of bottom land and aluminium foil outside excretory duct is released groove.
The recovery and treatment method of the plastic sheeting fragment that a kind of recycling equipment of using above-mentioned waste plastics film is realized is characterized in that, may further comprise the steps:
(1) waste plastics film is put into and is carried out fragmentation in the disintegrating machine, forms the plastic sheeting fragment;
(2) plastic sheeting fragment charging aperture from wash cage enters, and under the effect of screw rod, be transported to discharging opening by charging aperture, in this process, water enters from the water inlet of straight tube, under the stirring of screw rod, the part silt that adheres on the plastic sheeting fragment breaks away from plastic sheeting fragment surface and discharges from the apopore of straight tube bottom with water;
(3) the plastic sheeting fragment of discharging from the discharging opening of washing cage falls into the circulatory flow that eddy flow is scrubbed groove, the plastic sheeting fragment swims in the circulatory flow and flows with fluid, the while eddy flow is scrubbed the commentaries on classics brush of groove floating plastic sheeting fragment is scrubbed, and further removing will stick to the silt on the plastic sheeting fragment;
(4) the material grass-hopper is scrubbed eddy flow in the groove and is transferred to flotation cell through the plastic sheeting fragment of scrubbing; In flotation cell, forward in the process of flowing, silt and the slightly high metallic film of density remaining on it are deposited to bottom land to the plastic sheeting fragment gradually under the gravity effect, realize the last rinsing to the plastic sheeting fragment with fluid;
(5) enter through the plastic sheeting fragment after the flotation cell rinsing and dewater in the dewater unit and collect.
The utility model compared with prior art has following beneficial effect:
1, realizes the broken automation of cleaning assorting room of waste plastics film, save the labour and reduce labour intensity.
2, according to the situation of supplied materials, can use or not use and wash cage, improved the diversity of flexibility and the application of complete set of equipments.
3, be provided with multistage circulation in the improvement project of the present utility model, the effect that conserves water is remarkable.
4, in further improvement project, by rectification boost motor, canebreak removal device etc. are set, improved the removal effect of impurity, and saved floor space.
5, in further improvement project, use the good dewater unit of dehydrating effect, significantly improve dewatering efficiency and reduce floor space.
Description of drawings
Fig. 1 is the structural representation of a specific embodiment of the recycling equipment of waste plastics film of the present utility model, and wherein, Fig. 1 a is front view, and Fig. 1 b is vertical view, and Fig. 1 c is left view, and Fig. 1 d is stereogram.
Fig. 2 is for breaker among Fig. 1 and wash the enlarged drawing of cage part, and wherein, Fig. 2 a is front view, and Fig. 2 b is vertical view, and Fig. 2 c is stereogram.
Fig. 3 is the enlarged drawing that eddy flow is scrubbed slot part among Fig. 1, and wherein, Fig. 3 a is front view, and Fig. 3 b is vertical view, and Fig. 3 c is stereogram, and Fig. 3 d is for changeing the cross-sectional figure of brush.
Fig. 4 is the enlarged drawing of first flotation cell part among Fig. 1, and wherein, Fig. 4 a is front view, and Fig. 4 b is vertical view, and Fig. 4 c is stereogram.
Fig. 5 is the enlarged drawing of second flotation cell part among Fig. 1, and wherein, Fig. 5 a is front view, and Fig. 5 b is vertical view, and Fig. 5 c is stereogram.
Fig. 6 is the structural representation of dewater unit among Fig. 1.
Fig. 7 is the partial enlarged drawing of hopper part in the feeding mechanism among Fig. 6.
Fig. 8 is the partial structurtes schematic diagram of the drainage channel on the elevating hopper in the feeding mechanism among Fig. 6.
Fig. 9 and Figure 10 are first kind of structural representation of the dewatering hole on the dehydration cover in the dewatering device among Fig. 6, and wherein, Fig. 9 is the A place enlarged drawing of Fig. 6, and Figure 10 is the B place enlarged drawing of Fig. 6.
Figure 11 is first kind of structural representation (the horizontal partial sectional view of conical section) of the groove structure on the dehydration tube in the dewatering device among Fig. 6.
Figure 12 and Figure 13 are other two kinds of structural representations of the dewatering hole on the dehydration cover in the dewatering device among Fig. 6.
Figure 14 is the another kind of structural representation (the horizontal partial sectional view of conical section) of the groove structure on the dehydration tube in the dewatering device among Fig. 6.
The specific embodiment
Referring to Fig. 1, the recycling equipment of waste plastics film of the present utility model mainly is made up of the conveyer belt 1, breaker, wash mill, precipitate flotation device and the dewater unit that connect successively, and wherein, described breaker is disintegrating machine 2.
Referring to Fig. 1 and Fig. 2, described conveyer belt 1 is obliquely installed the side at disintegrating machine 2, drives it by power set and moves upward from having a down dip, and dock with the feeding mouth of disintegrating machine 2 its upper end.
Referring to Fig. 1 and Fig. 2, the upper end of described disintegrating machine 2 arranges feeding mouth, and the lower end arranges discharging opening, and the state of looking waste plastics film can select to do broken or to add fluid media (medium) (for example water or halogen water etc., down with) wet broken.
Referring to Fig. 1, Fig. 2 and Fig. 3, described wash mill is mainly scrubbed groove 4 and is formed by washing cage 3 and eddy flow.Wherein, the described cage 3 of washing comprises horizontally disposed straight tube 3-1, and the discharging opening with disintegrating machine 2 of this straight tube 3-1 is connected, and the other end extends to the top that eddy flow is scrubbed groove 4; Be provided with the screw rod 3-2 for delivery of the plastic sheeting fragment in this straight tube 3-1, be connected with drive motors on this screw rod 3-2; The open top of straight tube 3-1 forms rectangular water inlet 3-3, and the bottom is densely covered with apopore 3-4, and the below of straight tube 3-1 is provided with header tank 15.Described header tank 15 is provided with silt discharger 13, this silt discharger 13 is made of the screw elevator that extends to the excretory duct 13-1 at the bottom of the case and be located in the excretory duct 13-1, described screw elevator by drain screw rod 13-2 and with drain the motor 13-3 that screw rod 13-2 is connected and constitute; Discharge by the silt that this silt discharger 13 will be deposited at the bottom of the case.
Referring to Fig. 3, described eddy flow is scrubbed groove 4 and is had circulatory flow, and this circulatory flow is oval; Eddy flow is scrubbed groove 4 and is provided with commentaries on classics brush 10-1, two of this commentaries on classics brush 10-1 is rotatably supported in the top that eddy flow is scrubbed groove 4, its lower end extend into eddy flow and scrubs in the fluid of groove 4, this commentaries on classics brush 10-1 is provided with shell 10 outward, liquid and material splashes when preventing work, the rotating shaft of this commentaries on classics brush 10-1 is provided with belt pulley, moves belt gear by power set and drives its rotation.Eddy flow is scrubbed groove 4 and is provided with the canebreak removal device, is used for removing the canebreak of plastic sheeting fragment, and this canebreak removal device is made of deflector 4-1 and chip removal mouth 4-2; Wherein, described deflector 4-1 is two, be separately positioned on oval eddy flow and scrub the corner of groove 4, particularly: the end of deflector 4-1 is fixed on eddy flow and scrubs on the lateral wall of groove 4, extend before other end longshore current body flow direction is oblique, it is swirl space that deflector 4-1 and eddy flow are scrubbed the space that forms between the lateral wall of groove 4; Described deflector 4-1 is bending, is specially ganoid serpentine, and the front end face of this deflector 4-1 is scrubbed the lateral wall of groove 4 towards the eddy flow in the place ahead.Described chip removal mouth 4-2 is located at the top at position corresponding with swirl space on the madial wall of flotation runner 1, and particularly, this chip removal mouth 4-2 is the downward flat shallow opening of cutting in top of scrubbing the lateral wall of groove 4 from eddy flow.The operation principle of above-mentioned canebreak removal device is: plastic sheeting fragment and canebreak along with fluid when flowing through deflector 4-1 and arriving its front end, can in swirl space, form eddy current, canebreak in the fluid is involved in swirl space by eddy current, and from chip removal mouth 4-2, discharge, and the plastic sheeting fragment is taken away by current because specific area is big, thereby reaches the effect that canebreak separates from the plastic sheeting fragment.
Referring to Fig. 3, described eddy flow is scrubbed groove 4 and is provided with silt discharger 13, and its structure is identical with silt discharger 13 structures in the header tank 15, and wherein, the lower end of excretory duct 13-1 stretches to the bottom that eddy flow is scrubbed groove 4.
Referring to Fig. 3, Fig. 4 and Fig. 5, described flotation unit comprises two flotation cells, is respectively first flotation cell 6 and 7, two flotation cells of second flotation cell are straight trough.Wherein, an end of first flotation cell 6 is connected the corner that eddy flow is scrubbed the end of groove 4, and this connecting portion place is provided with scrubs the material grass-hopper 5 that groove 4 is transferred to first flotation cell 6 with the plastic sheeting fragment from eddy flow.
Referring to Fig. 4, in the bottom land of first flotation cell 6, on width, one side is the downward-sloping inclined-plane 6-1 that leans forward of the flow direction of longshore current body, opposite side be one of them sidewall from groove towards the downward-sloping lateral tilt face 6-2 of another sidewall, described inclined-plane 6-1 and the lateral tilt face 6-2 of leaning forward intersects; Described lower end of leaning forward inclined-plane 6-1 is connected with a horizontal plane 6-3; The middle part of first flotation cell 6 is provided with across the baffle plate 6-4 on width, and the upper edge of this baffle plate 6-4 is lower than the upper surface of groove, and the root of this baffle plate 6-4 and the front of described horizontal plane 6-3 are along being connected.The effect that described baffle plate 6-4 is set is, with partly precipitated to the retaining of the silt below this baffle plate 6-4 upper edge down, makes it converge to the horizontal plane place, discharges in order to concentrate, and avoids entering in next section groove.The above-mentioned inclined-plane 6-1 that leans forward, lateral tilt face 6-2 and horizontal plane 6-3 combine and form the recess structure of compiling silt.Be positioned at described baffle plate 6-4 the place ahead first heavy select the bottom land of groove 6 (i.e. the second half section of first flotation cell 6) also to form an above-mentioned recess structure, for gatherings such as the silt that will in this section, precipitate and aluminium foils.Also be provided with silt discharger 13 on first flotation cell 6, be used for converging in discharges such as silt in the recess structure and aluminium foil, its structure is identical with silt discharger 13 structures in the header tank 15.
Referring to Fig. 4, first flotation cell 6 is provided with flotation boosting fairing 11 and beating device 12.Wherein, flotation boosting fairing 11 is made up of rectification cylinder 11-1 and commutator segment, and wherein, rectification cylinder 11-1 is the cylindrical structure of hollow, and its two is erected on the upper edge of flotation cell rotationally; Described commutator segment is located on the outer surface of rectification cylinder 11-1, particularly, described commutator segment comprises axial commutator segment 11-2 and circumferential commutator segment 11-2, wherein, axially commutator segment 11-1 is connected on the surface of rectification cylinder 11-1 along the axis direction of rectification cylinder 11-1, and its surface tilts with the surface of rectification cylinder 11-1, and a plurality of axial commutator segment 11-2 are looped around on the surface of rectification cylinder 11-1; Circumferentially commutator segment 11-3 is along on the surface that circumferentially is connected rectification cylinder 11-1 of rectification cylinder 1, and its surface and rectification cylinder 11-1's is surperficial perpendicular, and a plurality of circumferential commutator segment 11-3 edge is set in parallel on the surface of rectification cylinder 11-1.The action principle of flotation boosting fairing 11 is: when rectification cylinder 11-1 rotates, the external cylindrical surface that is positioned at minimum point is lower than chute inner fluid surface, so fluid and material 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 outer commutator segment of rectification cylinder 11-1 converts the fluid of turbulent condition to the plug-flow state simultaneously, avoids the channelling of fluid and drives the material fluid and scurry race, is conducive to come-up and the sinking of material, plays the effect of rectification; In this process, the mobile of each commutator segment convection cell play the guiding role.Described beating device 12 is made of rotating shaft 12-1 and 3 blade 12-2 that are evenly distributed on the rotating shaft 12-1 circumferencial direction, wherein, blade 12-2 is rectangular panel blocks, is connected on the rotating shaft 12-1 by connecting rod, and described rotating shaft 12-1 is erected on the upper edge of flotation cell rotationally.Described rectification cylinder 11-1 and rotating shaft 12-1 are driven by chain-drive mechanism by motor 16.The effect of described beating device is, by moving blade 12-2, breaks up agglomerating plastic sheeting fragment, and it is fully separated, thereby is conducive to clean the silt impurity that adheres on it.
Referring to Fig. 3 and Fig. 4, described material grass-hopper 5 comprises belt gear, and this belt gear is made up of two belt pulley 5-1 and the belt 5-2 that is looped around on this two belt pulley 5-1, and described belt pulley 5-1 is driven by belt gear by motor 5-4; Described belt 5-2 is obliquely installed, and its low end extends to the corner that eddy flow is scrubbed the annular channel of groove 4, and a higher end extends to the top of the end of first flotation cell 6; Described belt 5-2 is provided with a plurality of rake shape material-hent claw 5-3, and this rake shape material-hent claw 5-3 is formed side by side by the many thin bars of claw-like, and is connected with belt 5-2 by a plate; These rake shape material-hent claws 5-3 moves to eddy flow earlier with the motion of belt 5-2 and scrubs and pick up floating plastic sheeting fragment in the groove 4, move to the top of the end of first flotation cell 6 then with this plastic sheeting fragment, described plastic sheeting fragment drops in first flotation cell 6 automatically under the gravity effect.The end of described first flotation cell 6 is provided with silt discharger 13, and the structure of the silt discharger 13 on this silt discharger 13 and the header tank 15 is identical.
Referring to Fig. 5 and Fig. 6, described second flotation cell 7 is flat-bottom slot, the one end is connected with the end of first flotation cell 6, this connecting portion is provided with material grass-hopper 5, and it is identical that the structure of this material grass-hopper 5 and effect and first flotation cell 6 and eddy flow are scrubbed the material grass-hopper of the connecting portion place of groove 4 establishing 5.Also be provided with a flotation boosting fairing 11 and two beating devices 12 on second flotation cell 7, flotation boosting fairing 11 set in their structure and first flotation cell 6 is identical with beating device 12, and is driven by chain-drive mechanism by motor 17.The end of second flotation cell 7 also is provided with silt discharger 13, and this silt and dischargers 13 such as aluminium foil and eddy flow are scrubbed eddy flow on the groove 4 to scrub the structure of groove 4 identical.
Referring to Fig. 1, Fig. 6 and Fig. 7, described dewater unit is made of feeding mechanism 9 and dewatering device 8, wherein:
Referring to Fig. 6, Fig. 7 and Fig. 8, described feeding mechanism 9 mainly is made up of elevating hopper 9-2, hopper 9-3, screw rod 9-4, the power set that are connected with screw rod 9-4 and urceolus 9-1.Wherein, the bottom of described elevating hopper 9-2 is tapered, top has one section circle segments, the upper end of this circle segments is provided with columnar feed box 9-6, the laterally disposed feeding mouth 9-61 of this feed box 9-6, this feeding mouth 9-61 is connected with the tube connector 18 that is located at second flotation cell, 7 ends, and the plastic sheeting fragment enters feed box 9-6 through this tube connector 18.Described hopper 9-3 is tapered, the lower end of elevating hopper 9-2 is inserted and is mated in the top of hopper 9-3, be positioned to be covered with on the sidewall of the above elevating hopper 9-2 in the upper edge of hopper 9-3 drainage channel is arranged, this drainage channel is the long groove 9-21 of above-below direction, in these long groove 9-21, the long groove 9-21 of half extends to the bottom by the top of elevating hopper 9-2, second half long groove 9-21 only is arranged on the top of elevating hopper 9-2, be the quantity of the long groove 9-21 that distributes of elevating hopper 9-2 top more than the quantity of the long groove 9-21 of bottom distribution, make on the whole sidewall the long groove 9-21 (see figure 8) that evenly distributes.
Referring to Fig. 6 and Fig. 7, the lower end of described hopper 9-3 is connected on the middle part of feed pipe 19, and an end of this feed pipe 19 is provided with air blast 14, and the other end is connected with the dehydration tube 8-1 of dewatering device 8; Feed pipe 19 is being arranged to Venturi tube with the connecting portion of hopper 9-3, particularly, the structure of this Venturi tube is: the top of feed pipe 19 tube walls is recessed to form recess 9-7 downwards in the corresponding position, lower end with hopper 9-3, the both sides of this recess 9-7 form the inclined plane, the lower end of hopper 9-3 is connected the bottom of this recess 9-7, and the bottom of this recess 9-7 is provided with opening makes the inner chamber of feed pipe 19 be communicated with hopper 9-3.The operation principle of this Venturi tube is: when the wind in the feed pipe 19 passes through the Venturi tube place, at first be subjected to the stopping of inclined plane of the side of meeting mutually with wind direction among the recess 9-7, form the local decompression district at the rear portion on this inclined plane (being the lower port place of hopper 9-3), thereby the plastic sheeting fragment in the hopper 9-3 is produced suction-operated, be conducive to sending into of plastic sheeting fragment.
Referring to Fig. 6, described power set are motor 9-5, and this motor 9-5 is fixed on the top of feed box 9-6; Described screw rod 9-4 vertically is inserted in the elevating hopper 9-2, and stretch out from the top of feed box 9-6 its upper end, and be connected with the output shaft of motor 9-5, and lower ends downward extends to the lower port place of elevating hopper 9-2.Described urceolus 9-1 is located at outside elevating hopper 9-2 and the hopper 9-3, and described feed pipe 19 passes from the center, and the lower end of this urceolus 9-1 is provided with discharge outlet, and the effect of this urceolus 9-1 is to collect the water of extruding and concentrates and discharge from elevating hopper 9-2.
Referring to Fig. 6, above-mentioned elevating hopper 9-2, screw rod 9-4 and power set are combined the formation compressed water generation apparatus, and the rotation by screw rod 9-4 dynamically extrudes the entrained moisture of film fragments; Similarly, also can adopt static form to extrude the entrained moisture of film fragments.
Referring to Fig. 6, Fig. 7 and Fig. 8, the operation principle of above-mentioned feeding mechanism 9 is: the plastic sheeting fragment of carrying large quantity of moisture secretly enters feed box 9-6 from feeding mouth 9-61, under the effect of screw rod 9-4, these plastic sheeting fragments that are entrained with large quantity of moisture are being extruded downwards and are carrying, in this process, most of moisture in the plastic sheeting fragment is extruded and discharges from the long groove 9-21 of elevating hopper 9-2, the plastic sheeting fragment of having got rid of most of moisture enters into hopper 9-3, under local decompression's effect that Venturi tube produces, plastic sheeting fragment among the hopper 9-3 is inhaled in the feed pipe 19, and then enters among the dehydration tube 8-1 with the wind in the feed pipe 19.
Referring to Fig. 6, described dewatering device 8 mainly is made of dehydration tube 8-1, dehydration cover 8-2, feed pipe 19 and drainage conduit 8-3, wherein:
Referring to Fig. 6, described dehydration tube 8-1 is connected to form by bolt by superposed circle segments 8-11 and the conical section 8-12 that is positioned at the bottom, the top of dehydration tube 8-1 (being the top of circle segments 8-11) is provided with end cap, described drainage conduit 8-3 is with the coaxial setting of the circle segments 8-11 of dehydration tube 8-1 and be fixed on the described end cap, and this drainage conduit 8-3 passes this end cap and extends down in the circle segments 8-11.
Referring to Fig. 6, described dehydration cover 8-2 is coaxial to be arranged in the dehydration tube 8-1, this dehydration cover 8-2 also is made up of circle segments 8-21 and conical section 8-22, wherein, the circle segments 8-21 of this dehydration cover 8-2 and the coaxial setting of the circle segments 8-11 of dehydration tube 8-1, the coaxial setting of conical section 8-12 of the conical section 8-22 of this dehydration cover 8-2 and dehydration tube 8-1; One end of described feed pipe 19 stretches into dehydration tube 8-1 and is connected with the circle segments 8-21 of dehydration cover 8-2, and the inwall of its feedstock direction and dehydration cover 8-2 is tangent, and forms charging aperture 8-4 at the circle segments 8-21 of dehydration cover 8-2; Described drainage conduit 8-3 extends downward and slightly surpasses this charging aperture 8-4.The lower end of the conical section 8-12 of described dehydration tube 8-1 and the conical section 8-22 of dehydration cover 8-2 is equipped with opening, and the water after being used for separating is discharged, and wherein, the opening of the conical section 8-12 of dehydration tube 8-1 is provided with anti-pressure release activity plate washer.
Referring to Fig. 9 and Figure 10, be densely covered with dewatering hole 8-23 on the wall body of described dehydration cover 8-2, this dewatering hole 8-23 is the groove along the parallel extension of the wall body of dehydration cover 8-2, particularly, the groove that is positioned at the circle segments 8-21 of dehydration cover 8-2 extends along vertical, and is covered with on whole cylindrical skirt; Be positioned at the groove branch upper, middle, and lower part of the conical section 8-22 of dehydration cover 8-2, be located at the upper, middle and lower of this conical section 8-22 respectively, groove is not set on the wall body between adjacent two parts, these grooves extend down along the taper wall body is oblique, and in upper, middle, and lower part, the quantity of groove reduces successively.Described groove forms by stamping-out on metallic plate, and namely described dehydration cover 8-2 is formed by the metallic plate punching.
Referring to Figure 11, the inwall of described dehydration tube 8-1 is provided with the groove structure that extends along barrel downwards, this groove structure is made of the groove 8-13 that barrel caves inward, because the area on the conical section 8-12 top of dehydration tube 8-1 is bigger, the bottom area is less, and therefore the quantity of superposed groove 8-13 is more than the quantity of the groove 8-13 that is positioned at the bottom.
Referring to Fig. 6, the operation principle of above-mentioned dewatering device 8 is: the plastic sheeting fragment of entrapped moisture is sent into from feed pipe 19 in the dehydration tube 8-1 dehydration cover 8-2 by wind, big air quantity makes the rotation at a high speed in dehydration tube 8-1 of plastic sheeting fragment, moisture is thrown to barrel by centrifugal action, and pass dewatering hole 8-23 on the dehydration cover 8-2 and enter space between barrel and the dehydration cover 8-2, the relative motion of plastic sheeting fragment and dehydration cover 8-2 inwall produces friction and accelerates to remove the moisture that adheres to; Plastic sheeting fragment behind the removal moisture is subjected to distinguished and admirable drive from bottom to top, discharges in mid-drainage conduit 8-3; The moisture of deviating from is outside barrel flows to tube end expelling tube.
Referring to Figure 12 and Figure 14, in the above-mentioned dewatering device 8, can also adopt following structure: the dewatering hole 8-23 on the dehydration cover 8-2 is the groove along the warp extension of the wall body of dehydration cover 8-2, particularly, on cylindrical skirt, the groove that is positioned at the conical section 8-22 of dehydration cover 8-2 (is seen Figure 12) along circumferential hoop to the groove of circle segments 8-21 that is positioned at dehydration cover 8-2 on the taper wall body along circumferential hoop.Groove structure on the described dehydration tube 8-1 is combined to form (seeing Figure 14) by being located at the list structure 8-14 of barrel to outer lug.
Figure 13, can also adopt following structure: the dewatering hole 8-23 on the described dehydration cover 8-2 is the reticulated cell on the wall body of dehydration cover 8-2 of gathering.Described dehydration cover 8-2 is formed by wire or the braiding of plastics silk, and the wire that intersects or plastics form described reticulated cell.
The recycling equipment of above-mentioned waste plastics film comprises water circulation system, wherein, disintegrating machine 2 together with wash cage 3, eddy flow is scrubbed on groove 4 and the flotation cell (comprising first flotation cell 6 and second flotation cell) 7 and is respectively equipped with a water circulation system, each water circulation system is made of pump and pipe-line system, the two ends of pipe-line system are connected to water inlet end and the water side of related device, realize the recycling of water, reach water-saving purpose.
Use the recovery and treatment method of the plastic sheeting fragment that the recycling equipment of above-mentioned waste plastics film realizes, may further comprise the steps:
(1) waste plastics film is transported to through conveyer belt 1 and carries out fragmentation in the disintegrating machine 2, forms the plastic sheeting fragment;
(2) charging aperture of plastic sheeting fragment straight tube 3-1 from wash cage 3 enters, and under the effect of screw rod 3-3, be transported to discharging opening, in this process, water enters from the water inlet 3-3 of straight tube 3-1, under the stirring of screw rod 3-2, the part silt that adheres on the plastic sheeting fragment breaks away from plastic sheeting fragment surface and discharges from the apopore 3-4 of straight tube 3-1 bottom with water;
(3) the plastic sheeting fragment from the straight tube 3-1 discharging opening of washing cage 3 falls into the circulatory flow that eddy flow is scrubbed groove 4, the plastic sheeting fragment swims in the circulatory flow and flows with fluid, the commentaries on classics brush 10-1 that the while eddy flow is scrubbed groove 4 scrubs floating plastic sheeting fragment, and further removing will stick to the silt on the plastic sheeting fragment;
(4) material grass-hopper 5 is scrubbed eddy flow in the groove 4 and is transferred to first flotation cell 6 through the plastic sheeting fragment of scrubbing; In first flotation cell 6, the plastic sheeting fragment flows forward with fluid, in this process, flotation boosting fairing 11 is transformed into the plug-flow state with turbulent fluid, beating device 12 is broken up the plastic sheeting fragment that is bonded together simultaneously, thereby will remain in the removing on the plastic sheeting fragment further; Drift is transferred to second flotation cell 7 to the plastic sheeting fragment of first flotation cell, 6 ends through material grass-hopper 5, in second flotation cell 7, the plastic sheeting fragment passes through the effect of flotation boosting fairing 11 and beating device 12 again, carries out last rinsing;
(5) enter the most water of removal in the feeding mechanism 9 through the plastic sheeting fragment after 7 rinsings of second flotation cell by tube connector 18, then enter in the dewatering device 8 through feed pipe 19 and dewater, plastic sheeting fragment after the dehydration is collected by collection container is unified by discharging among the drainage conduit 8-3 in the dewatering device 8.
Above-mentioned is the utility model preferred implementation; but embodiment of the present utility model is not subjected to the restriction of foregoing; other any do not deviate from change, the modification done under spiritual essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (9)
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013200632002U CN203210559U (en) | 2013-01-31 | 2013-01-31 | Waste plastic film recycling equipment |
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| CN2013200632002U CN203210559U (en) | 2013-01-31 | 2013-01-31 | Waste plastic film recycling equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103085194A (en) * | 2013-01-31 | 2013-05-08 | 冯愚斌 | Recycling and treating equipment and recycling and treating method of waste plastic film |
| CN104139471A (en) * | 2014-07-21 | 2014-11-12 | 江苏金沃机械有限公司 | A washing and purification method for recycling and reusing film-type waste plastics |
| CN105729677A (en) * | 2014-07-21 | 2016-07-06 | 江苏金沃机械有限公司 | Flow-velocity-decreasing multi-drum type film waste plastic recycling method |
| CN105728171A (en) * | 2014-07-21 | 2016-07-06 | 江苏金沃机械有限公司 | Recycling, washing and purifying method of multi-drum film type waste plastic |
| CN106049144A (en) * | 2016-06-21 | 2016-10-26 | 广东致顺化工环保设备有限公司 | Rinsing tank used in tailing regeneration treatment of regeneration papermaking |
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2013
- 2013-01-31 CN CN2013200632002U patent/CN203210559U/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103085194A (en) * | 2013-01-31 | 2013-05-08 | 冯愚斌 | Recycling and treating equipment and recycling and treating method of waste plastic film |
| WO2014117586A1 (en) * | 2013-01-31 | 2014-08-07 | Feng Yubin | Recycling processing device and recycling processing method of waste plastic film |
| CN103085194B (en) * | 2013-01-31 | 2015-06-10 | 冯愚斌 | Recycling and treating equipment and recycling and treating method of waste plastic film |
| CN104139471A (en) * | 2014-07-21 | 2014-11-12 | 江苏金沃机械有限公司 | A washing and purification method for recycling and reusing film-type waste plastics |
| CN105729677A (en) * | 2014-07-21 | 2016-07-06 | 江苏金沃机械有限公司 | Flow-velocity-decreasing multi-drum type film waste plastic recycling method |
| CN105728171A (en) * | 2014-07-21 | 2016-07-06 | 江苏金沃机械有限公司 | Recycling, washing and purifying method of multi-drum film type waste plastic |
| CN104139471B (en) * | 2014-07-21 | 2017-01-11 | 江苏金沃机械有限公司 | A washing and purification method for recycling and reusing film-type waste plastics |
| CN105729677B (en) * | 2014-07-21 | 2018-03-13 | 江苏金沃机械有限公司 | A kind of flow velocity successively decreases more rotary drum film class technics of reclaim of plastic waste reuse methods |
| CN105728171B (en) * | 2014-07-21 | 2018-05-01 | 江苏金沃机械有限公司 | A kind of more rotary drum film class technics of reclaim of plastic waste recycle washing and purifying method |
| CN106049144A (en) * | 2016-06-21 | 2016-10-26 | 广东致顺化工环保设备有限公司 | Rinsing tank used in tailing regeneration treatment of regeneration papermaking |
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