CN203973830U - Be applicable to the multilevel cleaning device of multiple waste plastics - Google Patents
Be applicable to the multilevel cleaning device of multiple waste plastics Download PDFInfo
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- CN203973830U CN203973830U CN201420410260.1U CN201420410260U CN203973830U CN 203973830 U CN203973830 U CN 203973830U CN 201420410260 U CN201420410260 U CN 201420410260U CN 203973830 U CN203973830 U CN 203973830U
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- circulating water
- waste plastics
- treatment pond
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- 229920003023 plastic Polymers 0.000 title claims abstract description 129
- 239000004033 plastic Substances 0.000 title claims abstract description 129
- 239000002699 waste material Substances 0.000 title claims abstract description 124
- 238000004140 cleaning Methods 0.000 title claims abstract description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 156
- 239000012530 fluid Substances 0.000 claims abstract description 60
- 238000005406 washing Methods 0.000 claims abstract description 21
- 238000009826 distribution Methods 0.000 claims description 51
- 210000005056 cell body Anatomy 0.000 claims description 49
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 44
- 239000000377 silicon dioxide Substances 0.000 claims description 21
- 238000005192 partition Methods 0.000 claims description 17
- 239000013049 sediment Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 15
- 238000013467 fragmentation Methods 0.000 abstract description 5
- 238000006062 fragmentation reaction Methods 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000004064 recycling Methods 0.000 abstract description 2
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- 239000012634 fragment Substances 0.000 description 96
- 239000012535 impurity Substances 0.000 description 9
- 238000010276 construction Methods 0.000 description 6
- 239000011148 porous material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 3
- 238000003911 water pollution Methods 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The utility model discloses a kind of multilevel cleaning device that is applicable to multiple waste plastics, comprise successively the belt conveyor, the disintegrating machine that connect, wash cage, potcher and terminal dewaterer, wash cage below and be provided with first order circulating water treatment pond, first order circulating water treatment pond is connected with disintegrating machine and the feed end of washing cage respectively by first order return pipe, terminal dewaterer below is provided with circulating water treatment pond, the second level, and circulating water treatment pond, the second level is connected with potcher by second level return pipe; After its method is the fragmentation of waste plastics raw material, first send into and wash cage and carry out preliminary cleaning and separation cleaning water, sending into potcher further cleans by fluid media (medium) again, finally send into the dehydration of terminal dewaterer, first order circulating water treatment pond recycles rinse water, and circulating water treatment pond, second level fluid medium recycles.Rinse water or the fluid media (medium) of the utility model to different disposal level managed separately, facilitates recycling of fluid media (medium) and rinse water.
Description
Technical field
The utility model relates to waste plastics recovery technical field, particularly a kind of multilevel cleaning device that is applicable to multiple waste plastics.
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 apply higher-priced production and process control equipment.In existing waste plastics cracking and sorting cleaning equipment, mostly apply static fluid media (medium), stir the plastic flakes that floats on fluid media (medium) surface by application machine, realize the object of cleaning sorting.But this way inefficiency, separates not thoroughly, and water consumption is large.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of multilevel cleaning device that is applicable to multiple waste plastics is provided, and this apparatus structure is simple, and cleaning performance is better, and the while is applicable to the broken and cleaning of multiclass waste plastics.
The technical solution of the utility model is: a kind of multilevel cleaning device that is applicable to multiple waste plastics, comprise successively the belt conveyor, the disintegrating machine that connect, wash cage, potcher and terminal dewaterer, wash cage below and be provided with first order circulating water treatment pond, first order circulating water treatment pond is connected with disintegrating machine and the feed end of washing cage respectively by first order return pipe, terminal dewaterer below is provided with circulating water treatment pond, the second level, and circulating water treatment pond, the second level is connected with potcher by second level return pipe; First order circulating water treatment pond and the separate setting in circulating water treatment pond, the second level.
Wherein, according to the needs of actual broken plastic products, in disintegrating machine, forced-feeding device can be set; According to the size in practical application place, washing cage can be horizontally disposed with, also tiltable setting.
The described cage of washing comprises charging ram and urceolus, and charging ram is located in urceolus, and urceolus bottom is provided with multiple holes, urceolus two ends are respectively feed end and discharge end, feed end is connected with disintegrating machine, and discharge end potcher connects, and the each hole in urceolus bottom is communicated with first order circulating water treatment pond.
Wherein, charging ram can adopt screw pushing rod (this structure can realize the cleaning that rubs up to waste plastics fragment), also can adopt blade rubbing push rod (this can be realized forced action type and clean waste plastics fragment).Meanwhile, according to actual needs, urceolus top can be made as unenclosed construction, also can be made as enclosed construction; In the time that urceolus top is made as unenclosed construction, uncovered top is provided with shower nozzle, in the course of conveying of waste plastics fragment, waste plastics fragment is through cleaning from the rinse water of feed end, in urceolus, spray rinse water by shower nozzle, now can make the cleaning of waste plastics fragment more abundant, the rinse water completing after cleaning all drains into circulating water treatment pond from the hole of urceolus bottom; In the time that urceolus top is made as enclosed construction, waste plastics fragment only cleans by the rinse water from feed end, but urceolus top seal can prevent waste plastics fragment and rinse water and spatter outward, especially in the time that charging ram is blade rubbing push rod, because blade is larger to the beating dynamics of waste plastics fragment, the urceolus of washing cage must seal.
Described washing between cage and potcher is also provided with first order dewaterer, and first order dewaterer is also located at top, first order circulating water treatment pond, and the delivery port of first order dewaterer is communicated with first order circulating water treatment pond.Set up first order dewaterer, can be before waste plastics fragment enters potcher, in waste plastics fragment with rinse water thoroughly separate, reduce rinse water as far as possible and enter potcher, keep the independence between two-stage cleaning, prevent the fluid media (medium) in rinse water pollution potcher.
Described first order circulating water treatment pond comprises pond body, inclined guide plate, the first dividing plate, second partition and back water pump, pond body comprises the open section and the closed section that are connected, open section is positioned at washes cage below, in open section, be provided with inclined guide plate, between inclined guide plate and pond body bottom, be provided with space, in closed section, be provided with back water pump; The first dividing plate and second partition are located at respectively between inclined guide plate and back water pump, the first dividing plate bottom is fixedly connected with pond body bottom, between the first He Chiti top, dividing plate top, be provided with space, Yu Chiti top, second partition top is fixedly connected with, and between second partition bottom and pond body bottom, is provided with space; In the body of pond, the space of inclined guide plate top is scum silica frost district, and top, scum silica frost district is provided with scum silica frost outlet, and the space between inclined guide plate below and the first dividing plate is sediment district, and the space between second partition and back water pump is backwater zone; Back water pump is connected with disintegrating machine and the feed end of washing on cage respectively by first order return pipe.
The structure in circulating water treatment pond, the described second level is identical with the structure in first order circulating water treatment pond, the open section in circulating water treatment pond, the second level is located at terminal dewaterer below, and the back water pump in circulating water treatment pond, the second level is connected with potcher by second level return pipe.
First order circulating water treatment pond is identical with the principle in circulating water treatment pond, the second level, in the body of pond, inclined guide plate is set, utilize the density contrast of suspension (be mainly in rinse water with less waste plastics fragment, paper pulp, greasy dirt etc.) and fluid media (medium) (being rinse water), flow in the process of body bottom, pond at fluid media (medium), inclined guide plate, gradually by suspension isolation, from scum silica frost outlet is discharged after piling up in scum silica frost district; Fluid media (medium) flow to behind body bottom, pond, utilize the density contrast of solid impurity (being mainly sand and dust) and fluid media (medium), body bottom, the precipitated pond of solid impurity, and be isolated from sediment district by the first dividing plate, fluid media (medium) enters behind backwater zone by the space between the first dividing plate, second partition and pond body again, utilize back water pump and return pipe to deliver to respectively disintegrating machine and reuse with the water inlet pipe of washing cage, thereby realize the object that reduces water consumption.By first order circulating water treatment pond and the separate setting in circulating water treatment pond, the second level, can avoid for the rinse water of elementary cleaning with for influencing each other or produce pollution before the fluid media (medium) further cleaning, after processing, can use by alone cycle, save the energy.
Described potcher comprises cell body and gas distribution pipe, and gas distribution pipe is located in cell body, and the tube wall of gas distribution pipe is provided with multiple through holes, the sealing of gas distribution pipe one end, the external gas supply mechanism of the gas distribution pipe other end.
In described potcher, the external clean pipe in one end sealing on gas distribution pipe, clean pipe is provided with valve; When gas distribution pipe uses, valve-off, can make end in sealing state; In the time that needs clean gas distribution pipe, open valve, in gas distribution pipe, pass through large quantity of air or clear water, can realize clean object;
Gas supply mechanism is the one in Venturi tube, air blast, air compressor or supersaturation dissolving; In the time adopting Venturi tube as gas supply mechanism, after Venturi tube air amount, form micro-bubble at each pore place of gas distribution pipe, blow curling waste plastics fragment open by micro-bubble, it is cleaned, and this structure is particularly useful for the waste plastics fragment that cleaning area is less; In the time adopting air blast or air compressor as gas supply mechanism, directly be blown into gas to gas distribution pipe by air blast or air compressor, then form bubble at each pore place, blow curling waste plastics fragment open by bubble, make it obtain cleaning and removing foreign matter, this structure is applicable to the larger waste plastics fragment of cleaning area or the larger cell body of flushing dose; In the time adopting supersaturation dissolving as gas supply mechanism (instant air-flow body mechanism), molten air-flow body by being added with oversaturated gas discharges a large amount of micro-gas foam groups during by gas distribution pipe, bubble population blows curling waste plastics fragment open, makes it obtain cleaning and removing foreign matter;
Gas distribution pipe is located at cell body bottom, and the movement travel that can extend bubble forms after bubble from the gas of gas distribution pipe, in floating process, curling waste plastics fragment can be launched from the bottom to top, makes its two sides obtain cleaning and removing foreign matter;
On gas distribution pipe, each through hole is respectively equipped with valve, can control more easily the cloth tolerance of gas distribution pipe and the uniformity of gas distribution.
In described potcher, cell body is U-lag or oval groove;
In the time that cell body is U-lag, cell body middle part is provided with dividing plate, and dividing plate one end is fixedly connected with the planar ends of cell body, between the cambered surface end of the dividing plate other end and cell body, is provided with fluid passage, and the one or both sides of dividing plate are provided with gas distribution pipe;
In the time that cell body is oval groove, the long axis of cell body is provided with dividing plate, and dividing plate one end is fixedly connected with cell body, between the dividing plate other end and cell body, is provided with fluid passage, and the one or both sides of dividing plate are provided with gas distribution pipe;
Cell body one side is also provided with screw elevator, and when screw elevator is mainly used in cell body to clean, convenient discharge is deposited in the impurity such as the silt of cell body bottom.
Can realize a kind of multistage cleaning method that is applicable to multiple waste plastics by said apparatus, comprise the following steps:
(1) waste plastics raw material is sent into disintegrating machine by belt conveyor and is carried out fragmentation, forms waste plastics fragment;
(2) waste plastics fragment is sent into and is washed cage, washes in cage simultaneously and passes into rinse water, and when washing cage and carry waste plastics fragment, waste plastics fragment is tentatively cleaned, and rinse water is separated and send into first order circulating water treatment pond;
(3) send into potcher through the preliminary waste plastics fragment cleaning, in potcher, along with flowing of fluid media (medium), waste plastics fragment is further cleaned;
(4) the waste plastics fragment after further cleaning is sent into terminal dewaterer, by terminal dewaterer in waste plastics fragment with fluid media (medium) separate, the fluid media (medium) after separation is sent into circulating water treatment pond, the second level;
(5) carry out after scum silica frost and sediment rinse water in first order circulating water treatment pond, and the recirculated water obtaining is delivered to respectively disintegrating machine and washed cage by first order return pipe; Circulating water treatment pond, second level fluid medium is carried out after scum silica frost and sediment, and the circulation of fluid medium obtaining is delivered to potcher by second level return pipe.
Wherein, in step (3), before sending into potcher through the preliminary waste plastics fragment cleaning, waste plastics fragment is first sent into first order dewaterer and is dewatered, thoroughly separate in waste plastics fragment with rinse water, and the rinse water after separating is sent into first order circulating water treatment pond;
In step (3), potcher inner fluid medium is specially the cleaning process of waste plastics fragment: waste plastics fragment enters after cell body, in the waste plastics fragment process mobile along with fluid media (medium), gas distribution pipe passes into continuously gas in cell body, gas forms bubble in fluid media (medium), motion by bubble launches part curling waste plastics fragment, makes the impurity wrapping up on waste plastics fragment expose and precipitate in fluid media (medium), and waste plastics fragment two sides is all cleaned.
The utility model, with respect to prior art, has following beneficial effect:
1, this multilevel cleaning device principle is simple, clean and reclaim by waste plastics fragment being arranged to separate two-stage, rinse water or fluid media (medium) to different disposal level are managed separately, avoid mutually intersecting between fluid media (medium)s at different levels, facilitate recycling of fluid media (medium) and rinse water, can reach the object conserving water.
2, this multilevel cleaning device can form independently Treatment of Waste Plastics processing line, its compact conformation, and the mass transport link of minimizing pilot process, saves land used, also using electricity wisely.
3, this multilevel cleaning device is applicable to the cleaning of (comprising flexiplast fragment, rigidity plastics fragment etc.) of multiple waste plastics, and range of application is wider.Particularly in the cell body of potcher, arrange after gas distribution pipe, this structure is particularly useful for the cleaning of the multiple flexible fragments such as plastic sheeting, textile, nonwoven, and its cleaning performance outclass conventional clean method.
Brief description of the drawings
Fig. 1 is the structural representation of multilevel cleaning device in embodiment 1.
Fig. 2 is the structural representation in first order circulating water treatment pond or circulating water treatment pond, the second level.
Fig. 3 is the structural representation of multilevel cleaning device in embodiment 2.
Fig. 4 is the structural representation of potcher.
Fig. 5 is the structural representation of multilevel cleaning device in embodiment 3.
Fig. 6 is the structural representation of multilevel cleaning device in embodiment 4.
Detailed description of the invention
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 to this.
Embodiment 1
A kind of multilevel cleaning device that is applicable to multiple waste plastics of the present embodiment, the waste plastics fragment that is mainly used in rigidity cleans.As shown in Figure 1, multilevel cleaning device comprises successively the belt conveyor 1, the disintegrating machine 2 that connect, washes cage 3, potcher 4 and terminal dewaterer 5, wash cage below and be provided with first order circulating water treatment pond, first order circulating water treatment pond is connected with disintegrating machine and the feed end of washing cage respectively by first order return pipe, terminal dewaterer below is provided with circulating water treatment pond, the second level, and circulating water treatment pond, the second level is connected with potcher by second level return pipe; First order circulating water treatment pond and the separate setting in circulating water treatment pond, the second level.
Wherein, according to the needs of actual broken plastic products, in disintegrating machine, forced-feeding device can be set; According to the size in practical application place, washing cage can be horizontally disposed with, also tiltable setting.
Wash cage and comprise charging ram and urceolus, charging ram is located in urceolus, and urceolus bottom is provided with multiple holes, urceolus two ends are respectively feed end and discharge end, feed end is connected with disintegrating machine, and discharge end potcher connects, and the each hole in urceolus bottom is communicated with first order circulating water treatment pond.
Wherein, charging ram adopts blade rubbing push rod, urceolus top is made as enclosed construction, waste plastics fragment only cleans by the rinse water from feed end, but urceolus top seal can prevent waste plastics fragment and rinse water and spatter outward, especially in the time that charging ram is blade rubbing push rod, because blade is larger to the beating dynamics of waste plastics fragment, the urceolus of washing cage must seal.
As shown in Figure 2, first order circulating water treatment pond comprises pond body 6, inclined guide plate 7, the first dividing plate 8, second partition 9 and back water pump 10, pond body comprises the open section and the closed section that are connected, open section is positioned at washes cage below, in open section, be provided with inclined guide plate, between inclined guide plate and pond body bottom, be provided with space, in closed section, be provided with back water pump; The first dividing plate and second partition are located at respectively between inclined guide plate and back water pump, the first dividing plate bottom is fixedly connected with pond body bottom, between the first He Chiti top, dividing plate top, be provided with space, Yu Chiti top, second partition top is fixedly connected with, and between second partition bottom and pond body bottom, is provided with space; In the body of pond, the space of inclined guide plate top is scum silica frost district A, and top, scum silica frost district is provided with scum silica frost outlet, and the space between inclined guide plate below and the first dividing plate is sediment district B, and the space between second partition and back water pump is backwater zone C; Back water pump is connected with disintegrating machine and the feed end of washing on cage respectively by first order return pipe.
The structure in circulating water treatment pond, the second level is identical with the structure in first order circulating water treatment pond, and the open section in circulating water treatment pond, the second level is located at terminal dewaterer below, and the back water pump in circulating water treatment pond, the second level is connected with potcher by second level return pipe.
First order circulating water treatment pond is identical with the principle in circulating water treatment pond, the second level, in the body of pond, inclined guide plate is set, utilize the density contrast of suspension (be mainly in rinse water with less waste plastics fragment, paper pulp, greasy dirt etc.) and fluid media (medium) (being rinse water), flow in the process of body bottom, pond at fluid media (medium), inclined guide plate, gradually by suspension isolation, from scum silica frost outlet is discharged after piling up in scum silica frost district; Fluid media (medium) flow to behind body bottom, pond, utilize the density contrast of solid impurity (being mainly sand and dust) and fluid media (medium), body bottom, the precipitated pond of solid impurity, and be isolated from sediment district by the first dividing plate, fluid media (medium) enters behind backwater zone by the space between the first dividing plate, second partition and pond body again, utilize back water pump and return pipe to deliver to respectively disintegrating machine and reuse with the water inlet pipe of washing cage, thereby realize the object that reduces water consumption.By first order circulating water treatment pond and the separate setting in circulating water treatment pond, the second level, can avoid for the rinse water of elementary cleaning with for influencing each other or produce pollution before the fluid media (medium) further cleaning, after processing, can use by alone cycle, save the energy.
As shown in Figure 1, potcher is traditional U-lag, cell body middle part is provided with dividing plate, dividing plate one end is fixedly connected with the planar ends of cell body, between the cambered surface end of the dividing plate other end and cell body, be provided with fluid passage, U-lag one side is provided with screw elevator 11, and when screw elevator is mainly used in cell body to clean, convenient discharge is deposited in the impurity such as the silt of cell body bottom.
Can realize a kind of cleaning method by said apparatus, comprise the following steps:
(1) waste plastics raw material is sent into disintegrating machine by belt conveyor and is carried out fragmentation, forms waste plastics fragment;
(2) waste plastics fragment is sent into and is washed cage, washes in cage simultaneously and passes into rinse water, and when washing cage and carry waste plastics fragment, waste plastics fragment is tentatively cleaned, and rinse water is separated and send into first order circulating water treatment pond;
(3) send into potcher through the preliminary waste plastics fragment cleaning, in potcher, along with flowing of fluid media (medium), waste plastics fragment is further cleaned;
(4) the waste plastics fragment after further cleaning is sent into terminal dewaterer, by terminal dewaterer in waste plastics fragment with fluid media (medium) separate, the fluid media (medium) after separation is sent into circulating water treatment pond, the second level;
(5) carry out after scum silica frost and sediment rinse water in first order circulating water treatment pond, and the recirculated water obtaining is delivered to respectively disintegrating machine and washed cage by first order return pipe; Circulating water treatment pond, second level fluid medium is carried out after scum silica frost and sediment, and the circulation of fluid medium obtaining is delivered to potcher by second level return pipe.
Embodiment 2
A kind of multilevel cleaning device that is applicable to multiple waste plastics of the present embodiment, is mainly used in flexible waste plastics fragment and cleans, and as shown in Figure 3, compares with embodiment 1, and its difference has following 2 points:
One, wash in cage, charging ram adopts screw pushing rod, urceolus top is made as unenclosed construction, uncovered top is provided with shower nozzle, in the course of conveying of waste plastics fragment, waste plastics fragment, through cleaning from the rinse water of feed end, sprays rinse water by shower nozzle in urceolus, now can make the cleaning of waste plastics fragment more abundant, the rinse water completing after cleaning all drains into circulating water treatment pond from the hole of urceolus bottom.
Two, potcher comprises cell body and gas distribution pipe, and as shown in Figure 4, gas distribution pipe 4-2 is located in cell body 4-1, and the tube wall of gas distribution pipe is provided with multiple through hole 4-3, the sealing of gas distribution pipe one end, the external gas supply mechanism of the gas distribution pipe other end;
In potcher, the external clean pipe 4-4 in one end sealing on gas distribution pipe, clean pipe is provided with valve 4-5; When gas distribution pipe uses, valve-off, can make end in sealing state; In the time that needs clean gas distribution pipe, open valve, in gas distribution pipe, pass through large quantity of air or clear water, can realize clean object;
Gas supply mechanism is Venturi tube 4-6, after Venturi tube air amount, form micro-bubble at each pore place of gas distribution pipe, blow curling waste plastics fragment open by micro-bubble, it is cleaned, and this structure is particularly useful for the waste plastics fragment that cleaning area is less; (according to the size of waste plastics fragment, gas supply mechanism also can be selected air blast, air compressor or supersaturation dissolving; In the time adopting air blast or air compressor as gas supply mechanism, directly be blown into gas to gas distribution pipe by air blast or air compressor, then form bubble at each pore place, blow curling waste plastics fragment open by bubble, make it obtain cleaning and removing foreign matter, this structure is applicable to the larger waste plastics fragment of cleaning area or the larger cell body of flushing dose; In the time adopting supersaturation dissolving as gas supply mechanism, the molten air-flow body by being added with oversaturated gas discharges a large amount of micro-gas foam groups during by gas distribution pipe, and bubble population blows curling waste plastics fragment open, makes it obtain cleaning and removing foreign matter);
Gas distribution pipe is located at cell body bottom, and the movement travel that can extend bubble forms after bubble from the gas of gas distribution pipe, in floating process, curling waste plastics fragment can be launched from the bottom to top, makes its two sides obtain cleaning and removing foreign matter;
On gas distribution pipe, each through hole is respectively equipped with valve (not shown), can control more easily the cloth tolerance of gas distribution pipe and the uniformity of gas distribution.
Can realize a kind of cleaning method by said apparatus, comprise the following steps:
(1) waste plastics raw material is sent into disintegrating machine by belt conveyor and is carried out fragmentation, forms waste plastics fragment;
(2) waste plastics fragment is sent into and is washed cage, washes in cage simultaneously and passes into rinse water, and when washing cage and carry waste plastics fragment, waste plastics fragment is tentatively cleaned, and rinse water is separated and send into first order circulating water treatment pond;
(3) send into potcher through the preliminary waste plastics fragment cleaning, in potcher, along with flowing of fluid media (medium), waste plastics fragment is further cleaned;
Wherein, waste plastics fragment enters after cell body, in the waste plastics fragment process mobile along with fluid media (medium), gas distribution pipe passes into continuously gas in cell body, gas forms bubble in fluid media (medium), motion by bubble launches part curling waste plastics fragment, makes the impurity wrapping up on waste plastics fragment expose and precipitate in fluid media (medium), and waste plastics fragment two sides is all cleaned;
(4) the waste plastics fragment after further cleaning is sent into terminal dewaterer, by terminal dewaterer in waste plastics fragment with fluid media (medium) separate, the fluid media (medium) after separation is sent into circulating water treatment pond, the second level;
(5) carry out after scum silica frost and sediment rinse water in first order circulating water treatment pond, and the recirculated water obtaining is delivered to respectively disintegrating machine and washed cage by first order return pipe; Circulating water treatment pond, second level fluid medium is carried out after scum silica frost and sediment, and the circulation of fluid medium obtaining is delivered to potcher by second level return pipe.
Embodiment 3
A kind of multilevel cleaning device that is applicable to multiple waste plastics of the present embodiment, is mainly used in flexible waste plastics fragment and cleans.Compare with embodiment 2, its difference is, as shown in Figure 5, washes and between cage and potcher, is also provided with first order dewaterer 12, first order dewaterer is also located at top, first order circulating water treatment pond, and the delivery port of first order dewaterer is communicated with first order circulating water treatment pond.Set up first order dewaterer, can be before waste plastics fragment enters potcher, in waste plastics fragment with rinse water thoroughly separate, reduce rinse water as far as possible and enter potcher, keep the independence between two-stage cleaning, prevent the fluid media (medium) in rinse water pollution potcher.
Can realize a kind of cleaning method by said apparatus, comprise the following steps:
(1) waste plastics raw material is sent into disintegrating machine by belt conveyor and is carried out fragmentation, forms waste plastics fragment;
(2) waste plastics fragment is sent into and is washed cage, washes in cage simultaneously and passes into rinse water, and when washing cage and carry waste plastics fragment, waste plastics fragment is tentatively cleaned, and rinse water is separated and send into first order circulating water treatment pond;
(3) send into first order dewaterer through the preliminary waste plastics fragment cleaning and dewater, thoroughly separate in waste plastics fragment with rinse water, and the rinse water after separating is sent into first order circulating water treatment pond;
(4) waste plastics fragment is sent into potcher again, and in potcher, along with flowing of fluid media (medium), waste plastics fragment is further cleaned;
Wherein, waste plastics fragment enters after cell body, in the waste plastics fragment process mobile along with fluid media (medium), gas distribution pipe passes into continuously gas in cell body, gas forms bubble in fluid media (medium), motion by bubble launches part curling waste plastics fragment, makes the impurity wrapping up on waste plastics fragment expose and precipitate in fluid media (medium), and waste plastics fragment two sides is all cleaned;
(5) the waste plastics fragment after further cleaning is sent into terminal dewaterer, by terminal dewaterer in waste plastics fragment with fluid media (medium) separate, the fluid media (medium) after separation is sent into circulating water treatment pond, the second level;
(6) carry out after scum silica frost and sediment rinse water in first order circulating water treatment pond, and the recirculated water obtaining is delivered to respectively disintegrating machine and washed cage by first order return pipe; Circulating water treatment pond, second level fluid medium is carried out after scum silica frost and sediment, and the circulation of fluid medium obtaining is delivered to potcher by second level return pipe.
Embodiment 4
A kind of multilevel cleaning device that is applicable to multiple waste plastics of the present embodiment, is mainly used in flexible waste plastics fragment and cleans, and as shown in Figure 6, compares with embodiment 2, and its difference has following 2 points:
One, wash between cage and potcher and be also provided with first order dewaterer 12, first order dewaterer is also located at top, first order circulating water treatment pond, and the delivery port of first order dewaterer is communicated with first order circulating water treatment pond.Set up first order dewaterer, can be before waste plastics fragment enters potcher, in waste plastics fragment with rinse water thoroughly separate, reduce rinse water as far as possible and enter potcher, keep the independence between two-stage cleaning, prevent the fluid media (medium) in rinse water pollution potcher.
Two, in potcher, cell body is oval groove, and the long axis of cell body is provided with dividing plate, and dividing plate one end is fixedly connected with cell body, between the dividing plate other end and cell body, is provided with fluid passage, and a side of dividing plate is provided with gas distribution pipe.
As mentioned above, just can realize preferably the utility model, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Be that all equalizations of doing according to the utility model content change and modify, all by the utility model claim scope required for protection is contained.
Claims (8)
1. be applicable to the multilevel cleaning device of multiple waste plastics, it is characterized in that, comprise successively the belt conveyor, the disintegrating machine that connect, wash cage, potcher and terminal dewaterer, wash cage below and be provided with first order circulating water treatment pond, first order circulating water treatment pond is connected with disintegrating machine and the feed end of washing cage respectively by first order return pipe, terminal dewaterer below is provided with circulating water treatment pond, the second level, and circulating water treatment pond, the second level is connected with potcher by second level return pipe; First order circulating water treatment pond and the separate setting in circulating water treatment pond, the second level.
2. be applicable to according to claim 1 the multilevel cleaning device of multiple waste plastics, it is characterized in that, the described cage of washing comprises charging ram and urceolus, charging ram is located in urceolus, urceolus bottom is provided with multiple holes, and urceolus two ends are respectively feed end and discharge end, and feed end is connected with disintegrating machine, discharge end potcher connects, and the each hole in urceolus bottom is communicated with first order circulating water treatment pond.
3. be applicable to according to claim 1 the multilevel cleaning device of multiple waste plastics, it is characterized in that, described washing is also provided with first order dewaterer between cage and potcher, first order dewaterer is also located at top, first order circulating water treatment pond, and the delivery port of first order dewaterer is communicated with first order circulating water treatment pond.
4. be applicable to according to claim 1 the multilevel cleaning device of multiple waste plastics, it is characterized in that, described first order circulating water treatment pond comprises pond body, inclined guide plate, the first dividing plate, second partition and back water pump, pond body comprises the open section and the closed section that are connected, open section is positioned at washes cage below, in open section, be provided with inclined guide plate, between inclined guide plate and pond body bottom, be provided with space, in closed section, be provided with back water pump; The first dividing plate and second partition are located at respectively between inclined guide plate and back water pump, the first dividing plate bottom is fixedly connected with pond body bottom, between the first He Chiti top, dividing plate top, be provided with space, Yu Chiti top, second partition top is fixedly connected with, and between second partition bottom and pond body bottom, is provided with space; In the body of pond, the space of inclined guide plate top is scum silica frost district, and top, scum silica frost district is provided with scum silica frost outlet, and the space between inclined guide plate below and the first dividing plate is sediment district, and the space between second partition and back water pump is backwater zone; Back water pump is connected with disintegrating machine and the feed end of washing on cage respectively by first order return pipe.
5. be applicable to according to claim 4 the multilevel cleaning device of multiple waste plastics, it is characterized in that, the structure in circulating water treatment pond, the described second level is identical with the structure in first order circulating water treatment pond, the open section in circulating water treatment pond, the second level is located at terminal dewaterer below, and the back water pump in circulating water treatment pond, the second level is connected with potcher by second level return pipe.
6. the multilevel cleaning device that is applicable to according to claim 1 multiple waste plastics, is characterized in that, described potcher comprises cell body and gas distribution pipe, gas distribution pipe is located in cell body, the tube wall of gas distribution pipe is provided with multiple through holes, the sealing of gas distribution pipe one end, the external gas supply mechanism of the gas distribution pipe other end.
7. the multilevel cleaning device that is applicable to according to claim 6 multiple waste plastics, is characterized in that, in described potcher, and the external clean pipe in one end sealing on gas distribution pipe, clean pipe is provided with valve;
Gas supply mechanism is the one in Venturi tube, air blast, air compressor or supersaturation dissolving;
Gas distribution pipe is located at cell body bottom;
On gas distribution pipe, each through hole is respectively equipped with valve.
8. the multilevel cleaning device that is applicable to according to claim 6 multiple waste plastics, is characterized in that, in described potcher, cell body is U-lag or oval groove;
In the time that cell body is U-lag, cell body middle part is provided with dividing plate, and dividing plate one end is fixedly connected with the planar ends of cell body, between the cambered surface end of the dividing plate other end and cell body, is provided with fluid passage, and the one or both sides of dividing plate are provided with gas distribution pipe;
In the time that cell body is oval groove, the long axis of cell body is provided with dividing plate, and dividing plate one end is fixedly connected with cell body, between the dividing plate other end and cell body, is provided with fluid passage, and the one or both sides of dividing plate are provided with gas distribution pipe;
Cell body one side is also provided with screw elevator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410260.1U CN203973830U (en) | 2014-07-23 | 2014-07-23 | Be applicable to the multilevel cleaning device of multiple waste plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410260.1U CN203973830U (en) | 2014-07-23 | 2014-07-23 | Be applicable to the multilevel cleaning device of multiple waste plastics |
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| CN203973830U true CN203973830U (en) | 2014-12-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149225A (en) * | 2014-07-23 | 2014-11-19 | 冯愚斌 | Multilevel cleaning device and multilevel cleaning method for various waste plastics |
| CN104441313A (en) * | 2014-12-17 | 2015-03-25 | 贵州枫叶管业有限公司 | New method for recycling polyethylene product |
-
2014
- 2014-07-23 CN CN201420410260.1U patent/CN203973830U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149225A (en) * | 2014-07-23 | 2014-11-19 | 冯愚斌 | Multilevel cleaning device and multilevel cleaning method for various waste plastics |
| CN104441313A (en) * | 2014-12-17 | 2015-03-25 | 贵州枫叶管业有限公司 | New method for recycling polyethylene product |
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