CN113478692B - Automatic crushed powder recovery device and recovery process - Google Patents
Automatic crushed powder recovery device and recovery process Download PDFInfo
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- CN113478692B CN113478692B CN202110816903.7A CN202110816903A CN113478692B CN 113478692 B CN113478692 B CN 113478692B CN 202110816903 A CN202110816903 A CN 202110816903A CN 113478692 B CN113478692 B CN 113478692B
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- scum
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- sieve
- extrusion
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- 239000000843 powder Substances 0.000 title claims abstract description 21
- 238000011084 recovery Methods 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims abstract description 104
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 229920003023 plastic Polymers 0.000 claims abstract description 49
- 239000004033 plastic Substances 0.000 claims abstract description 49
- 239000002699 waste material Substances 0.000 claims abstract description 43
- 238000005096 rolling process Methods 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 230000018044 dehydration Effects 0.000 claims abstract description 15
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims description 62
- 206010024796 Logorrhoea Diseases 0.000 claims description 43
- 238000003756 stirring Methods 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 238000007667 floating Methods 0.000 claims description 2
- 239000002893 slag Substances 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 description 18
- 238000003466 welding Methods 0.000 description 10
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- -1 this simultaneously Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
- B01D29/84—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/024—Cleaning by means of spray elements moving over the surface to be cleaned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/102—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
- B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
- B29B2017/0015—Washing, rinsing
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses an automatic scrap recovery device, which comprises cleaning tanks, a cleaning liquid diversion mechanism, a scum collecting rolling sieve and a scrap dehydration mechanism, wherein each cleaning tank is an annular cleaning tank, the cleaning tanks are multiple and are sequentially arranged in parallel, the cleaning liquid diversion mechanism is arranged in each cleaning tank, the scum collecting rolling sieve is seamlessly connected with the cleaning tanks, and a plurality of scrap dehydration mechanisms are arranged on a scum roller sieve; waste plastic bag powder in the cleaning pool is retrieved through the mode of automatic salvage, clears away the moisture content in the powder when retrieving, guarantees clean and the dehydration of powder like this, need not drying device like this and carries out the drying to the powder.
Description
Technical Field
The invention relates to the field of waste plastic environment-friendly treatment, in particular to an automatic crushed powder recovery device and a recovery process.
Background
The waste plastic recovered at present needs to be washed for many times through a water tank, so that impurities on the waste plastic are washed clean, and then the washed plastic is recycled and granulated again through a melting and granulating mode, when the waste plastic is washed in the past, the waste plastic is mainly washed through an annular washing tank, and then the washed waste plastic in the washing tank is raked out through a roller with raking nails, the semi-automatic mechanical roller realizes separation of the plastic from liquid in the washing tank, but the mode has a large defect that when the washed plastic is fished out through the roller, the waste plastic still has more water, and as the waste plastic is washed by water in the washing tank, more dregs exist in the water, and the waste plastic has moisture, dregs after sewage drying exist in the waste plastic, so that the waste plastic is not washed clean, and thus when granulation is performed, impurities exist on plastic particles; meanwhile, when the roller separates the plastic in the cleaning tank, the waste plastic on the roller contains more moisture, so that a drying device is needed to dry the waste plastic, and a recovery device and a process become complicated.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an automatic scrap recovery device and a recovery process, wherein waste plastic bag scraps in a cleaning tank are recovered in an automatic salvage mode, and moisture in the scraps is removed during recovery, so that the cleanness and dehydration of the scraps are ensured, and a drying device is not needed for drying the scraps.
In order to achieve the purpose, the scheme of the invention is as follows: an automatic crushed powder recovery device comprises cleaning pools, a cleaning liquid guide mechanism, a floating slag collecting rolling sieve and a crushed powder dewatering mechanism, wherein each cleaning pool is an annular cleaning pool, the cleaning pools are multiple and are sequentially arranged in parallel, the cleaning liquid guide mechanism is arranged in each cleaning pool, water is supplied and sprayed into the cleaning pools through the cleaning liquid guide mechanism, and thus waste plastics in the cleaning pools are cleaned through the cleaning liquid guide mechanism; be provided with the dross in every washing pond and collect the roll screen, the dross is collected the roll screen and is washd pond seamless joint, wash the abluent garrulous end in the pond and flow to the dross through washing liquid water conservancy diversion mechanism and collect on the roll screen, be provided with a plurality of garrulous end dewatering mechanism on the dross roller screen, realize through garrulous end dewatering mechanism that the dross is collected the dross and is carried out complete dehydration on the roller screen, garrulous end dewatering mechanism can be flexible on the dross is collected the roller simultaneously, the dross of being convenient for like this is collected the roller and is salvaged more garrulous ends, below on one side of every garrulous end dewatering mechanism is provided with transport assembly, carry next washing pond or melting device through transport assembly garrulous end after will dehydrating.
Preferably, the cleaning liquid diversion mechanism comprises fixing rods, a spray header and stirring blades, wherein a plurality of fixing rods are arranged in the cleaning tank, the fixing rods are arranged side by side, a plurality of spray headers are fixed on each fixing plate, a bearing is arranged between each fixing rod and the inner wall of the cleaning tank, a first linkage assembly is arranged between each fixing rod and the scum collecting rolling sieve, the swinging of each fixing rod is realized through the first linkage assembly, a plurality of stirring blades arranged side by side are arranged in the cleaning tank, the heights of the stirring blades are lower than those of the fixing rods, the stirring blades comprise rotating shafts and blades, the rotating shafts are fixed on the inner portion of the cleaning tank through the bearings, a plurality of groups of spiral blades are fixed on the rotating shafts, the bottoms of the spiral blades are in contact with the bottom of the cleaning tank, a second linkage assembly is arranged between each rotating shaft and the scum collecting rolling sieve, the rotating shafts are rotated through the second linkage assembly, the rotating shafts drive the blades to rotate when the rotating shafts are rotated, and the flow of blade auxiliary water and the scraps on the bottom of the cleaning tank are turned.
Preferably, the scum collecting roller comprises a roller framework, a blocking net, raking nails and a driving assembly, the roller framework is fixed in the cleaning pool through a bearing, the driving assembly is connected to one side of the roller framework, the roller framework is driven to rotate through the driving assembly, the blocking net covers the periphery of the roller rotating framework, a plurality of rows of raking nails are arranged on the periphery of the roller framework and distributed on the roller framework in an annular array, and the raking nails are used for fishing up the crumbs in the cleaning pool; the position that is provided with the telescopic link that extends outward and every way telescopic link on the roller skeleton is corresponding with the position of harrow nail, is provided with at the telescopic link and carries out flexible garrulous end dehydration mechanism, and garrulous end dehydration mechanism realizes squeezing out the moisture in the garrulous end on the harrow nail simultaneously.
Preferably, the crushed powder dewatering mechanism comprises a balancing weight, an extrusion plate, an elastic filter screen and a return extrusion assembly, wherein the extrusion plate is fixed on a telescopic rod, the balancing weight is arranged at the bottom of the extrusion plate, the elastic filter screen is arranged between the tail part of the extrusion plate and the bracings, the elastic filter screen is also arranged between the two sides of the extrusion plate and the roller framework, the return extrusion assembly is sleeved on the telescopic rod, the extrusion plate is close to the roller framework through the return extrusion assembly, so that the crushed powder on the bracings is dewatered through the extrusion plate, the extrusion plate is hollow, air holes mutually communicated with the hollow interior are formed in the side surface of the extrusion plate, which faces the roller framework, and the hollow part of an inner hole of the extrusion plate is connected with a negative pressure pump; the collecting hopper is arranged below one side of the roller framework, the broken powder falling from the roller framework is collected through the collecting hopper, and the hollow part of the extrusion plate is connected with the heater and the heater is connected with the air pump through the pipeline. Based on above-mentioned recovery technology of automatic recovery unit of mince, the waste plastic is put into the cleaning tank after being smashed into the mince through the rubbing crusher in the first step, shower head and stirring leaf in the cleaning tank begin work simultaneously, realize washing to the mince through the swing of shower head, realize stirring to the mince through the stirring to the stirring leaf simultaneously, make the mince come up through the stirring leaf, so the mince is rinsed cleanly, there is not piling up and cause the cleaning failure at the same time the cleaning tank bottom, stir impurity like this simultaneously, impurity also moves along with water; the second step is collected the roll screen through the dross and is collected the garrulous end and collect and dewater, when the roll screen pivoted is collected to the dross, because the effect of balancing weight and gravity, the stripper plate can descend and laminate and washing the bottom of the pool portion, the rotation of collecting the roll screen through the dross simultaneously will wash the garrulous end in the pool and take, when the stripper plate rotates the dross and collects the roll screen top, the stripper plate descends, extrude the moisture content in the garrulous end through the extruded mode like this, simultaneously in the extrusion, be provided with the negative pressure on the stripper plate and can suck away water, while when going on, blow off hot-blast drying to the garrulous end through the stripper plate, simultaneously hot-blast when blowing outward, can realize that the garrulous end drops from the stripper plate, realize the drying of garrulous end like this.
Compared with the prior art, the invention has the advantages that: 1. waste plastic bag powder in the cleaning pool is retrieved through the mode of automatic salvage, clears away the moisture content in the powder when retrieving, guarantees clean and the dehydration of powder like this, need not drying device like this and carries out the drying to the powder.
Drawings
FIG. 1 is a top view of the present invention.
Figure 2 is a schematic view of a dross collection bowl of the invention.
FIG. 3 is a schematic view of the dewatering mechanism of the present invention.
Fig. 4 is a schematic view of the first linkage assembly, the second linkage assembly, and the dross collecting roller screen of the invention.
The cleaning device comprises a cleaning pool 1, a cleaning liquid guide mechanism 2, a cleaning liquid guide mechanism 2.1, a fixing rod 2.2, a spray head 2.3, a stirring blade 2.4, a rotating shaft 2.5, a blade 2.6, a first linkage component 2.7, a second linkage component 3, a scum collecting rolling screen 3.1, a roller framework 3.2, a blocking net 3.3, a rake nail 3.4, a driving component 3.5, a telescopic rod 3.6, a powder dewatering mechanism 3.7, a balancing weight 3.8, an extrusion plate 3.9, an elastic filter screen 3.10, a return extrusion component 3.11, a negative pressure pump 3.12, a collecting hopper 3.13, a heater 3.14, an air pump 4 and a conveying component.
Detailed Description
The invention will now be further elucidated with reference to the drawing.
As shown in fig. 1-3, an automatic scrap recovery device comprises cleaning pools 1, a cleaning liquid diversion mechanism 2, a scum collecting rolling sieve 3 and a scrap dewatering mechanism 3.6, wherein each cleaning pool 1 is an annular cleaning pool 1, the cleaning pools 1 are a plurality of cleaning pools 1, the cleaning liquid diversion mechanism 2 is arranged in each cleaning pool 1 in a bearing fixing mode, water and spray are supplied to the cleaning pools 1 through the cleaning liquid diversion mechanism 2, so that waste plastics in the cleaning pools 1 are cleaned through the cleaning liquid diversion mechanism 2, namely the cleaning liquid sprayed out by the cleaning liquid diversion mechanism 2 washes the waste plastics, and meanwhile, the cleaning liquid diversion mechanism 2 can assist water in the cleaning pools 1 to flow to realize that the waste plastics are conveyed while being cleaned; a scum collecting rolling sieve 3 is arranged in each cleaning pool 1 in a fixed mode through a bearing and a bearing seat, the scum collecting rolling sieve 3 is in seamless connection with the cleaning pool 1, so that waste plastics mixed in water are prevented from passing through the scum collecting rolling sieve 3, the waste plastics passing through the scum collecting rolling sieve 3 are intercepted by the scum collecting rolling sieve 3, the intercepted waste plastics are separated from the cleaning pool 1 through the rotation of the scum collecting rolling sieve 3, the cleaned scum in the cleaning pool 1 flows onto the scum collecting rolling sieve 3 through a cleaning liquid flow guide mechanism 2, a plurality of scum dewatering mechanisms 3.6 are arranged on the scum collecting roller sieve 3, the scum on the scum collecting roller sieve 3 is completely dewatered through the scum dewatering mechanisms 3.6 (the scum collecting roller sieve 3 realizes that the scum in the cleaning pool is fished up through a rotating mode, the scum collecting roller sieve 3 rotates, the scum collecting roller sieve 3 is dewatered through centrifugal force, but the scum collecting roller sieve 3 rotates slowly, the scum collecting roller sieve can not realize that the scum is deeply dewatered, the scum collecting roller sieve can be conveniently extruded by the scum collecting dewatering mechanisms 3.6, and the scum collecting roller sieve can be conveniently extruded downwards dewatered through the scum collecting dewatering mechanisms 3.6, and the scum collecting dewatering mechanisms, the scum collecting roller sieve extends downwards through the scum collecting dewatering mechanism 3.6, and the scum collecting mechanism can be conveniently when the scum collecting roller sieve extends downwards, if directly collect the interception scope of cylinder sieve 3 with the dross, can't adjust according to the degree of depth of wasing pond 1 like this, adopt automatic downwardly extending of garrulous end dewatering mechanism 3.6 to realize with washing pond 1 bottom contact, the suitability is wider like this), be provided with conveyor components 4 in the below of every garrulous end dewatering mechanism 3.6 one side, carry the garrulous end after dehydrating through conveyor components 4 in next washing pond 1 or the melting device, realize so fast dewatering the abluent waste plastic, prevent that the sewage in the waste plastic from shifting to the next washing pond, form the pollution of next washing pond like this, the garrulous end dewatering mechanism 3.6 that is provided with simultaneously can extrude the dehydration to the waste plastic after wasing through the dead weight, reduce the water content of plastic like this, garrulous end dewatering mechanism 3.6 realizes flexible in the rotatory process of dross collection cylinder sieve 3 simultaneously, like this when carrying out the work, can enlarge the interception scope, garrulous end dewatering mechanism 3.6 contacts with washing pond 1 bottom and side face like this, prevent like this that waste plastic from passing dross collection cylinder sieve 3, avoid like this to pass the dross collection cylinder sieve 3, the collection of collecting the plastics can reduce the dross and wash the waste roller and wash the efficiency on this once more, the improvement, the waste plastic, the waste can reduce the cost of the old and carry out the transformation on this again.
The cleaning liquid guiding mechanism 2 comprises a fixed rod 2.1, a spray head 2.2 and a stirring blade 2.3, wherein a plurality of fixed rods 2.1 are fixed in the cleaning pool 1 through bearings, a plurality of fixed plates are arranged side by side, a plurality of spray heads 2.2 are fixed on each fixed plate through welding, a bearing is arranged between each fixed rod 2.1 and the inner wall of the cleaning pool 1, so that the fixed rods 2.1 can rotate relative to the cleaning pool 1, a first linkage component 2.6 is arranged between each fixed rod 2.1 and the scum collecting rolling sieve 3 (the first linkage component 2.6 comprises a linkage rod, a swinging rod, a telescopic rod, a spring and a cam, wherein one end of each fixed rod 2.1 extends out of the cleaning pool 1, each fixed rod 2.1 is connected with the swinging rod through hinging and the tops of the swinging rods are connected with the linkage rod through hinging, sleeves are sleeved at two ends of the linkage rod, the telescopic rod is arranged between the sleeves and the ground, the top of the telescopic rod is fixed on the sleeve in a welding mode, the bottom of the telescopic rod is fixed on the ground through a bolt, a spring is sleeved on the telescopic rod, a cam is fixed on a rotating shaft of the scum collecting rolling screen 3 in a welding mode, the cam is pressed on the linkage rod, the linkage rod is lifted through the rotation of the cam, the linkage rod is lifted up and down to swing the fixing rod, the swing of each fixing rod 2.1 is realized through a first linkage component 2.6, meanwhile, a plurality of stirring blades 2.3 which are arranged side by side are fixed in the cleaning pool 1 through bearings, the height of each stirring blade 2.3 is lower than that of each fixing rod 2.1, each stirring blade 2.3 comprises a rotating shaft 2.4 and a blade 2.5, wherein the rotating shaft 2.4 is fixed on the inside of the cleaning pool 1 through a bearing, a plurality of groups of spiral blades 2.5 are fixed on the rotating shaft 2.4 in a welding mode, and the bottoms of the spiral blades 2.5 are contacted with the bottom of the cleaning pool 1, a second linkage assembly 2.7 is arranged between each rotating shaft 2.4 and the scum collecting rolling sieve 3 (each rotating shaft 2.4 extends outwards to the outside of the cleaning pool 1, a gear is fixed on one side of the rotating shaft extending out of the cleaning pool 1 in a welding mode, a gear is fixed on a rotating shaft of the scum collecting rolling sieve 3 in a welding mode, the gears of the stirring blades 2.3 and the gears of the scum collecting rolling sieve 3 are meshed and connected through chains), the rotation of the rotating shaft 2.4 is realized through the second linkage assembly 2.7, the rotating shaft 2.4 drives the blades 2.5 to rotate when rotating, so that the flow of auxiliary water of the blades 2.5 and the stirring of the bottom of the cleaning pool 1 are realized, so that the swinging of the fixed rod 2.1 is synchronous with the rotation of the stirring blades 2.3 and the scum collecting rolling sieve 3, so that the synchronism of actions is ensured, the swinging of the spray heads 2.2 is realized through the swinging of the fixed rod 2.1, so that the uniform washing is realized through the swinging, the change of the washing direction can also ensure the coverage area of the stirring blades washed, so that the waste plastics can be washed by rotating the stirring blades 2.3, the waste plastics can be prevented from being stirred and the waste plastics are stirred and conveyed by stirring plastics.
The scum collecting roller screen 3 comprises a roller framework 3.1, a blocking net 3.2, raking nails 3.3 and a driving assembly 3.4, wherein the roller framework 3.1 is fixed in the cleaning pool 1 through a bearing and a bearing seat, one side of the roller framework 3.1 is connected with the driving assembly 3.4 (the driving assembly 3.4 is a stepping motor, and the roller framework 3.1 is driven by the stepping motor to rotate), the roller framework 3.1 is driven by the driving assembly 3.4 to rotate, the periphery of the roller rotating framework is covered with the compact blocking net 3.2 in a welding manner, a plurality of rows of raking nails 3.3 are arranged on the periphery of the roller framework 3.1 in a welding manner, the rows of raking nails 3.3 are distributed on the roller framework 3.1 in an annular array manner, and the raking nails 3.3 rake plastic salvages the scum in the cleaning pool 1 through the raking nails 3.3; the fixed telescopic link 3.5 that is provided with to extend outward and the position of every telescopic link 3.5 that is provided with through the welded mode on roller skeleton 3.1 is corresponding with the position of braw nail 3.3, fixed garrulous end dewatering mechanism 3.6 that carries on stretching out and drawing back through the welded mode on telescopic link 3.5, garrulous end dewatering mechanism 3.6 realizes squeezing out the moisture in the garrulous end on the braw nail 3.3 simultaneously, when garrulous end dewatering mechanism 3.6 is located dross collection cylinder sieve 3 top, press at dross collection cylinder sieve 3 for garrulous end dewatering mechanism 3.6 promptly, like this through garrulous end dewatering mechanism 3.6's gravity according to pressing at dross collection cylinder sieve 3 realization gravity extrusion dehydration.
The waste chip dewatering mechanism 3.6 comprises a balancing weight 3.7, an extrusion plate 3.8, an elastic filter screen 3.9 and a return extrusion component 3.10, wherein the extrusion plate 3.8 is fixed on the telescopic rod 3.5 in a welding mode, the balancing weight 3.7 is fixed at the bottom of the extrusion plate 3.8 in a welding mode (when the extrusion plate 3.8 is positioned below the scum collecting roller screen 3, the balancing weight 3.7 pulls the extrusion plate 3.8 to descend, when the extrusion plate 3.8 is positioned above the scum collecting roller screen 3, the extrusion plate 3.8 is pressed downwards through the balancing weight 3.7, so that the extrusion plate 3.8 realizes the extrusion and dewatering of waste plastics), the elastic filter screen 3.9 is fixed between the tail part of the extrusion plate 3.8 and the rake nails 3.3 in a screw fastening mode, the waste plastics are collected through the elastic filter screen 3.9, an elastic filter screen 3.9 is also fixed between two sides of an extrusion plate 3.8 and a roller framework 3.1 through screws (waste plastics are collected through the elastic filter screen 3.9), a return extrusion component 3.10 is sleeved on a telescopic rod 3.5, the extrusion plate 3.8 is close to the roller framework 3.1 through the return extrusion component 3.10 (the return extrusion component 3.10 is that a spring is sleeved on the telescopic rod, the telescopic rod is pulled to retract through the spring, and the force is sufficient during the extrusion dehydration), so that the dehydration of the dust on the rake nails 3.3 is realized through the extrusion plate 3.8, meanwhile, the extrusion plate 3.8 is hollow, air holes communicated with the hollow part are formed in the side surface of the extrusion plate 3.8, which faces the roller framework 3.1, a negative pressure pump 3.11 is connected to the hollow part in the extrusion plate 3.8 through a pipeline, the hollow part in the extrusion plate 3.8 is vacuumized through the negative pressure pump 3.11, and the extrusion plate 3.8 completely pumps water containing the waste plastics through the air holes; the lower part of one side of the roller framework 3.1 is fixed with a collecting hopper 3.12 in a bolt fastening mode, the tail part of the collecting hopper 3.12 is arranged at one end of a conveying component through a bolt, the conveying component is arranged above the other cleaning pool, the conveying component is a conveying belt, the collecting hopper 3.12 is used for collecting the scraps falling from the roller framework 3.1, the hollow part of the extrusion plate 3.8 is connected with a heater 3.13 through a pipeline, the heater 3.13 is connected with an air pump 3.14, hot air is sprayed out from the air hole of the extrusion plate 3.8 through the air pump 3.14, and the scum is collected by a scum rolling screen 3 and waste plastic on the extrusion plate 3.8 is cleaned in an air spraying mode.
Based on above-mentioned recovery technology of automatic recovery unit of mince, the waste plastic is put into the cleaning tank after being smashed into the mince through the rubbing crusher in the first step, shower head and stirring leaf in the cleaning tank begin work simultaneously, realize washing to the mince through the swing of shower head, realize stirring to the mince through the stirring to the stirring leaf simultaneously, make the mince come up through the stirring leaf, so the mince is rinsed cleanly, there is not piling up and cause the cleaning failure at the same time the cleaning tank bottom, stir impurity like this simultaneously, impurity also moves along with water; the second step is collected the roll screen through the dross and is collected the garrulous end and collect and dewater, when the roll screen pivoted is collected to the dross, because the effect of balancing weight and gravity, the stripper plate can descend and laminate and washing the bottom of the pool portion, the rotation of collecting the roll screen through the dross simultaneously will wash the garrulous end in the pool and take, when the stripper plate rotates the dross and collects the roll screen top, the stripper plate descends, extrude the moisture content in the garrulous end through the extruded mode like this, simultaneously in the extrusion, be provided with the negative pressure on the stripper plate and can suck away water, while when going on, blow off hot-blast drying to the garrulous end through the stripper plate, simultaneously hot-blast when blowing outward, can realize that the garrulous end drops from the stripper plate, realize the drying of garrulous end like this.
Claims (2)
1. An automatic crushed powder recovery device comprises cleaning pools, a cleaning liquid guide mechanism, a floating slag collecting rolling sieve and a crushed powder dehydration mechanism, wherein each cleaning pool is an annular cleaning pool, and the cleaning pools are multiple and are sequentially arranged in parallel; the scum collecting rolling sieve is arranged in each cleaning pool, the scum collecting rolling sieve is in seamless connection with the cleaning pool, cleaned scum in the cleaning pool flows onto the scum collecting rolling sieve through the cleaning liquid diversion mechanism, the scum roller sieve is provided with a plurality of scum dewatering mechanisms, the scum on the scum collecting roller sieve is completely dewatered through the scum dewatering mechanisms, meanwhile, the scum dewatering mechanisms can stretch out and draw back on the scum collecting roller, the bottom and the side surfaces of the scum dewatering mechanisms are in contact with the bottom and the side surfaces of the cleaning pool, waste plastics are prevented from passing through the scum collecting roller sieve, more scum is convenient to be fished by the scum collecting roller, a conveying assembly is arranged below one side of each scum dewatering mechanism, and the dewatered scum is conveyed into the next cleaning pool or a melting device through the conveying assembly; the scrap dewatering mechanism comprises a balancing weight, an extrusion plate, an elastic filter screen and a return extrusion assembly, wherein the extrusion plate is fixed on a telescopic rod, the balancing weight is arranged at the bottom of the extrusion plate, the elastic filter screen is arranged between the tail part of the extrusion plate and the brads, the elastic filter screen is also arranged between the two sides of the extrusion plate and the roller framework, the return extrusion assembly is sleeved on the telescopic rod, the extrusion plate is close to the roller framework through the return extrusion assembly, so that the scrap on the brads is dewatered through the extrusion plate, meanwhile, the extrusion plate is hollow, air holes mutually communicated with the inner hollow are formed in the side surface of the extrusion plate, facing the roller framework, and a negative pressure pump is connected at the hollow part of an inner hole of the extrusion plate; a collecting hopper is arranged below one side of the roller framework, the crushed powder falling from the roller framework is collected through the collecting hopper, a heater is connected with the hollow part of the extrusion plate through a pipeline, and the heater is connected with an air pump; the cleaning liquid diversion mechanism comprises fixed rods, spray heads and stirring blades, wherein a plurality of fixed rods are arranged in the cleaning tank, the fixed rods are arranged side by side, a plurality of spray heads are fixed on each fixed plate, a bearing is arranged between each fixed rod and the inner wall of the cleaning tank, a first linkage assembly is arranged between each fixed rod and the scum collecting rolling sieve, the swinging of each fixed rod is realized through the first linkage assembly, a plurality of stirring blades arranged side by side are arranged in the cleaning tank, the height of each stirring blade is lower than that of each fixed rod, each stirring blade comprises a rotating shaft and a blade, the rotating shaft is fixed on the inside of the cleaning tank through the bearing, a plurality of groups of spiral blades are fixed on the rotating shaft, the bottoms of the spiral blades are contacted with the bottom surface of the cleaning tank, a second linkage assembly is arranged between each rotating shaft and the scum collecting rolling sieve, the rotating shaft is rotated through the second linkage assembly, and the rotating shaft drives the blades to rotate when rotating, so that the blades assist the flow of water and turn the broken powder at the bottom of the cleaning tank; the scum collecting roller comprises a roller framework, a blocking net, raking nails and a driving component, wherein the roller framework is fixed in a cleaning tank through a bearing, one side of the roller framework is connected with the driving component, the roller framework is driven to rotate through the driving component, the blocking net covers the periphery of the roller rotating framework, a plurality of rows of raking nails are arranged on the periphery of the roller framework and distributed on the roller framework in an annular array manner, and the broken dust in the cleaning tank is fished up through the raking nails; the position that is provided with the telescopic link that extends outward and every way telescopic link on the roller skeleton is corresponding with the position of harrow nail, is provided with at every telescopic link and carries out flexible garrulous end dehydration mechanism, and garrulous end dehydration mechanism realizes going out the moisture extrusion in the garrulous end on the harrow nail simultaneously.
2. The recovery process of an automatic recovery device for crumbles as claimed in claim 1, wherein in the first step, waste plastics are crushed into crumbles by a crusher and then placed into a cleaning tank, a spray head and a stirring blade in the cleaning tank start to work, the crumbles are washed by swinging of the spray head, the crumbles are stirred by stirring the stirring blade, the crumbles float upwards by the stirring blade, so that the crumbles are cleaned, meanwhile, no accumulation exists at the bottom of the cleaning tank, which leads to failure in cleaning, and impurities are stirred, and the impurities also move along with water; the second step is collected the rolling sieve through the dross and is collected the garrulous end and collect and dewater, when the rolling sieve pivoted is collected to the dross, because the effect of balancing weight and gravity, the stripper plate can descend and laminate and be wasing the bottom of the pool, the rotation of collecting the rolling sieve through the dross simultaneously takes the time of wasing the garrulous end in the pool, when the stripper plate rotates the dross and collects the rolling sieve top, the stripper plate descends, the moisture extrusion in the garrulous end comes out through extruded mode like this, simultaneously in the extrusion, be provided with the negative pressure on the stripper plate and can suck away water, when going on simultaneously, blow off hot-blast drying to the garrulous end through the stripper plate, hot-blast when blowing outward simultaneously, can realize that the garrulous end drops from the stripper plate, realize garrulous terminal drying like this.
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| JP2002161166A (en) * | 2000-11-28 | 2002-06-04 | Kazuo Shimizu | Method for recycling pet bottle |
| CN202204249U (en) * | 2011-06-08 | 2012-04-25 | 简乐嘉 | Water-surface garbage floats extrusion dewatering device |
| CN107661647A (en) * | 2017-11-02 | 2018-02-06 | 丁思华 | A kind of dehydration filter-pressing device for sludge separation of solid and liquid |
| CN110524932A (en) * | 2019-09-04 | 2019-12-03 | 唐红艳 | A kind of food waste pretreatment equipment |
| CN210705519U (en) * | 2019-10-15 | 2020-06-09 | 湖南安福环保科技股份有限公司 | Old plastic cleaning device |
| CN212498497U (en) * | 2020-04-02 | 2021-02-09 | 广东省地质装备中心 | Waste plastic cleaning and recycling production line |
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| CN214563168U (en) * | 2021-04-12 | 2021-11-02 | 北京翰源圣新农业科技有限公司 | Gravity screw extrusion dehydrator |
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