CN118906306A - Plastic chip hot washing system - Google Patents
Plastic chip hot washing system Download PDFInfo
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- CN118906306A CN118906306A CN202411208907.7A CN202411208907A CN118906306A CN 118906306 A CN118906306 A CN 118906306A CN 202411208907 A CN202411208907 A CN 202411208907A CN 118906306 A CN118906306 A CN 118906306A
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- 229920003023 plastic Polymers 0.000 title claims abstract description 80
- 239000004033 plastic Substances 0.000 title claims abstract description 80
- 238000005406 washing Methods 0.000 title claims abstract description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 230000007246 mechanism Effects 0.000 claims abstract description 87
- 239000000463 material Substances 0.000 claims abstract description 46
- 238000000926 separation method Methods 0.000 claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 44
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 238000009826 distribution Methods 0.000 claims abstract description 11
- 238000007667 floating Methods 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims description 56
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 15
- 238000004062 sedimentation Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 32
- 239000012535 impurity Substances 0.000 abstract description 31
- 238000002360 preparation method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000008400 supply water Substances 0.000 abstract description 2
- 239000000443 aerosol Substances 0.000 abstract 3
- 238000001556 precipitation Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 11
- 238000004064 recycling Methods 0.000 description 9
- 239000013049 sediment Substances 0.000 description 8
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- 238000010586 diagram Methods 0.000 description 3
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- 230000001502 supplementing effect Effects 0.000 description 3
- 229920000426 Microplastic Polymers 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
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- 239000002699 waste material Substances 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 1
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- 125000004122 cyclic group Chemical group 0.000 description 1
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- 229940079593 drug Drugs 0.000 description 1
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- 230000007613 environmental effect Effects 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a plastic chip hot washing system which comprises a hot washing mechanism, a material precipitation separation mechanism, a floating material separation mechanism and a liquid distribution mechanism, wherein the hot washing mechanism comprises at least one hot washing tank, the hot washing tank comprises a tank body and an inner cylinder, the inner cylinder is fixed in the tank body, an annulus is formed between the inner cylinder and the tank body, and a material precipitation outlet communicated with the inner cylinder and a floating material outlet communicated with the annulus are formed at the lower end of the hot washing tank. The beneficial effects of the invention are as follows: the cleaning liquid is prepared through the liquid preparation mechanism, and the cleaning liquid is continuously injected into the inner barrel, so that suspended impurities suspended at the top of the inner barrel flow out of an annulus along with water, the mixture of the suspended impurities and the water is discharged from an aerosol outlet and enters the aerosol separation mechanism, the aerosol separation mechanism separates out the suspended impurities, and the separated water is injected into the liquid preparation mechanism to supply water for the liquid preparation mechanism, so that the water is recycled, the continuous cleaning of plastic chips can be realized through the system, the suspended impurities can be effectively removed, and the cleaning effect and the cleaning efficiency of the plastic chips are improved.
Description
Technical Field
The invention relates to the technical field of plastic bottle recycling, in particular to a plastic scrap hot washing system.
Background
The recycling of plastic bottles is a process involving a plurality of links and technologies, and aims to realize recycling of resources and environmental protection. The plastic bottle recycling step comprises the following steps:
(1) And (5) classifying and collecting: plastic bottles produce waste during production and use, and the waste is firstly collected in a classified manner. Common plastic bottles for drinking water or beverage are mainly made of PET, and can be collected and treated independently.
(2) Crushing and sorting: the collected plastic bottles are crushed by a crusher to form small plastic scraps. Then, the plastic scraps are separated by adopting a plurality of methods such as an electrostatic method, a sieving method, a magnetic method, a wind method and the like so as to remove impurities and unwanted components.
(3) Cleaning and drying: the broken plastic chips need to be cleaned to remove residual dirt and impurities. The plastic particles after cleaning are dried by a dryer or dried in the sun in a natural way, so that the quality of subsequent processing is improved.
(4) And (3) processing and recycling: the cleaned and dried plastic chips are fed into a special extruder for particle reconstruction. Such particles have two basic uses: and (5) re-blowing the film and injection molding. Through these processes, the plastic granules can be processed into various recycled plastic products.
Wherein, in plastic chip cleaning link, wash the plastic chip usually through the hot washing machine, current hot washing machine can not clear away the suspended impurity in the plastic granules, leads to the cleaning performance relatively poor, and the frequent shut down of needs carries out impurity clearance simultaneously, and simultaneously, current hot washing machine can not continuous operation, and after a period of operation, need shut down the equipment of clearing, reconfiguration washing liquid leads to the cleaning efficiency not high.
Disclosure of Invention
The invention aims to overcome the technical defects, and provides a plastic chip hot washing system which solves the technical problems that the existing hot washing machine cannot remove suspended impurities in plastic particles, so that the cleaning effect is poor, meanwhile, the existing hot washing machine is frequently required to be stopped for impurity cleaning, meanwhile, the existing hot washing machine cannot continuously run, and after a period of running time, the cleaning equipment is required to be stopped, and cleaning liquid is reconfigured, so that the cleaning efficiency is low.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
The invention provides a plastic scrap hot washing system, which comprises:
The hot washing mechanism comprises at least one hot washing tank, the hot washing tank comprises a tank body and an inner cylinder, the inner cylinder is fixed in the tank body, an annular space is formed between the inner cylinder and the tank body, and the lower end of the hot washing tank is provided with a sinking material outlet communicated with the inner cylinder and a floating material outlet communicated with the annular space;
a settled material separating mechanism which is communicated with the settled material outlet and is used for separating plastic scraps from a mixture discharged from the settled material outlet;
A float separation mechanism which is communicated with the float outlet and is used for separating the float in the mixture discharged from the float outlet; and
And the liquid inlet end of the liquid distribution mechanism is communicated with the water discharge end of the floating material separation mechanism, and the liquid outlet end of the liquid distribution mechanism is communicated with the inner cylinder.
In some embodiments, the thermal wash tank further comprises a first stirring assembly comprising a first stirring shaft, a first stirring blade, and a first stirring motor, wherein the first stirring shaft is rotatably disposed in the inner barrel, the first stirring blade is fixed to the first stirring shaft, and the first stirring motor is connected with the first stirring shaft and is used for driving the first stirring shaft to rotate.
In some embodiments, the thermal wash tank further comprises a heater disposed within the inner barrel.
In some embodiments, the sinking material separating mechanism comprises a water tank, a first connecting pipe, a lifting pipe, a shaftless screw and a first driving piece, wherein the water tank is provided with a sedimentation cavity, one end of the first connecting pipe is communicated with the sinking material outlet, the other end of the first connecting pipe is communicated with the sedimentation cavity, a water outlet is formed in the lower end of the water tank, the lifting pipe is obliquely arranged, the lower end of the lifting pipe is communicated with the water outlet, a water outlet is formed in the lower end face of the upper end of the lifting pipe, the shaftless screw is coaxially arranged in the lifting pipe and is rotationally connected with the lifting pipe, and the first driving piece is in spiral connection with the shaftless screw and is used for driving the shaftless screw to rotate.
In some embodiments, the first driving piece includes a first driving motor and a first speed reducer, an output shaft of the first driving motor is connected with an input end of the first speed reducer, and an output end of the first speed reducer is fixedly connected with the shaftless screw.
In some embodiments, the float separation mechanism comprises a base, an elastic piece, a separation tank, a vibration exciter and a screen, wherein the separation tank is connected with the base through the elastic piece, a feed inlet is formed in the upper end of the separation tank, the feed inlet is communicated with the float outlet, a water outlet is formed in the lower end of the separation tank, the water outlet is communicated with the liquid inlet of the liquid distribution mechanism, a sundry inlet is formed in the side wall of the separation tank, the vibration exciter is connected with the separation tank and used for driving the separation tank to vibrate, and the screen is obliquely fixed in the separation tank, and the lower end of the screen is connected with the sundry inlet.
In some embodiments, when the number of the hot wash tanks is at least two, the float separation mechanism further comprises a cross pipe, the float outlet of each hot wash tank is communicated with the cross pipe, and one end of the cross pipe is communicated with the feed inlet.
In some embodiments, the liquid dispensing mechanism comprises a filter, a first water pump, a dispensing tank and a second water pump, wherein one end of the filter is communicated with the water outlet, the other end of the filter is communicated with the inlet of the first water pump, the outlet of the first water pump is communicated with the inlet of the dispensing tank, a second stirring assembly is arranged in the dispensing tank, the inlet of the second water pump is communicated with the outlet of the dispensing tank, the outlet of the second water pump is communicated with one end of a second connecting pipe, and the other end of the second connecting pipe is communicated with the inner cylinder.
In some embodiments, a feeding pipe communicated with the inner cylinder is further arranged at the upper end of the tank body; the plastic chip hot washing system further comprises a feeding mechanism, the feeding mechanism comprises a conveying cylinder, a screw shaft, a second driving part, a mixing hopper and a control valve, a material inlet is formed in the upper end face of the conveying cylinder, a material outlet is formed in the lower end face of the conveying cylinder, the screw shaft is rotatably arranged in the conveying cylinder, a plurality of screw blades are uniformly arranged on the screw shaft, the second driving part is connected with the screw shaft and used for driving the screw shaft to rotate, an outlet of the mixing hopper is communicated with the material inlet, the other end of the second connecting pipe is communicated with an inlet of the mixing hopper, an input pipe is further connected to an inlet of the mixing hopper, one end of the control valve is communicated with the material outlet, and the other end of the control valve is communicated with the feed pipe.
In some embodiments, the second driving piece includes a second driving motor and a second speed reducer, an output shaft of the second driving motor is connected with an input end of the second speed reducer, and an output end of the second speed reducer is fixedly connected with the screw shaft.
Compared with the prior art, the plastic scrap hot washing system provided by the invention has the beneficial effects that: when the device is used, plastic scraps are introduced into the hot washing tank, and the plastic scraps continuously descend under the action of gravity because the density of the plastic scraps is higher than that of water, the plastic scraps are washed by hot water in the hot washing tank in the descending process, the plastic scraps are finally discharged from a settled material outlet and enter a settled material separating mechanism, and the settled material separating mechanism separates the mixture discharged from the settled material outlet to obtain hot washed plastic scraps for subsequent equipment to treat; simultaneously, prepare the washing liquid through joining in marriage liquid mechanism to in the continuous injection inner tube, thereby make the suspended impurity of inner tube top suspension flow out to the annular space along with the water in, suspended impurity and water's mixture is discharged from the float export again, in entering float separating mechanism, float separating mechanism separates out suspended impurity, and in joining in marriage liquid mechanism with the water injection that the separation obtained, thereby join in marriage liquid mechanism water supply, realize water cyclic utilization, can realize the continuity washing of plastics piece through this system, and can effectively get rid of suspended impurity, improved plastics piece's cleaning performance and cleaning efficiency.
Drawings
FIG. 1 is a schematic diagram of a plastic crumb thermal washing system according to an embodiment of the present invention;
FIG. 2 is a schematic view of the thermal washing and feeding mechanism of FIG. 1;
FIG. 3 is a schematic view of the structure of one of the heat wash tanks of FIG. 2;
FIG. 4 is an enlarged view of a portion of area A of FIG. 2;
FIG. 5 is a schematic view of the structure of the sinking material separating mechanism in FIG. 1;
FIG. 6 is an enlarged partial view of region B of FIG. 5;
FIG. 7 is a schematic diagram of the float separation mechanism and the liquid dispensing mechanism in FIG. 1;
FIG. 8 is a schematic view of the float separation mechanism of FIG. 1;
Reference numerals illustrate: 1-hot wash mechanism, 11-hot wash tank, 111-tank, 1111-feed pipe, 112-inner barrel, 113-annulus, 114-submerged outlet, 115-float outlet, 116-first stirring assembly, 1161-first stirring shaft, 1162-first stirring blade, 1163-first stirring motor, 117-heater, 2-submerged separation mechanism, 21-tank, 211-drain, 22-first connecting pipe, 23-riser, 231-drain, 24-shaftless screw, 25-first driving member, 251-first driving motor, 252-first decelerator, 3-float separation mechanism, 31-base, 32-elastic member, 33-separation tank, 331-feed inlet, 332-water outlet, 333-hetero-feed inlet, 34-vibration exciter, 35-screen, 36-cross tube, 4-liquid dispensing mechanism, 41-filter, filter cartridge, 412-filter screen, 42-first water pump, 43-dispensing tank, 44-second water pump, 45-second stirring assembly, 45-second stirring shaft, 451-second stirring blade, 46-second stirring blade, 412-filter screen, 42-first water pump, 43-second stirring shaft, 53-inlet, 53-feed inlet, 53-screw, 53-feed inlet, 53-5-screw, 53-feed inlet, 53-second stirring mechanism, and 53-driving screw inlet.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In order to solve the technical problems that the existing hot washing machine cannot remove suspended impurities in plastic particles, so that the cleaning effect is poor, meanwhile, the existing hot washing machine is frequently stopped for impurity cleaning, meanwhile, the existing hot washing machine cannot continuously operate, after a period of operation, the cleaning equipment is stopped, cleaning liquid is reconfigured, and the cleaning efficiency is low, the invention provides a plastic chip hot washing system, which can realize continuous cleaning of plastic chips and effectively remove suspended impurities.
It should be noted that, the plastic scrap heat washing system of the present invention is used for but not limited to plastic bottle recycling, etc., and for convenience of description, in the present invention, only the plastic scrap heat washing system is used for plastic bottle recycling equipment as an example, and the principle of the plastic scrap heat washing system applied to other types of equipment is substantially the same as that applied to plastic bottle recycling equipment, and is not described in detail herein.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a plastic scrap hot washing system according to an embodiment of the invention, wherein the plastic scrap hot washing system comprises a hot washing mechanism 1, a settling separation mechanism 2, an floating material separation mechanism 3 and a liquid distribution mechanism 4.
Referring to fig. 1-3, the hot washing mechanism 1 includes at least one hot washing tank 11, the hot washing tank 11 includes a tank body 111 and an inner cylinder 112, the inner cylinder 112 is fixed in the tank body 111, an annulus 113 is formed between the inner cylinder 112 and the tank body 111, and a sediment outlet 114 communicating with the inner cylinder 112 and an float outlet 115 communicating with the annulus 113 are provided at the lower end of the hot washing tank 11; in this embodiment, the inner cylinder 112 is filled with hot water;
the sediment separation mechanism 2 is communicated with the sediment outlet 114 and is used for separating plastic scraps from the mixture discharged from the sediment outlet 114;
The float separation mechanism 3 is communicated with the float outlet 115 and is used for separating the float in the mixture discharged from the float outlet 115;
The liquid inlet end of the liquid distribution mechanism 4 is communicated with the water outlet end of the float separation mechanism 3, and the liquid outlet end of the liquid distribution mechanism 4 is communicated with the inner cylinder 112.
When the device is used, plastic scraps are introduced into the hot washing tank 11, and the plastic scraps continuously descend under the action of gravity because the density of the plastic scraps is higher than that of water, the plastic scraps are washed by hot water in the hot washing tank 11 in the descending process, the plastic scraps are finally discharged from the sediment outlet 114 and enter the sediment separating mechanism 2, and the sediment separating mechanism 2 separates the mixture discharged from the sediment outlet 114 to obtain hot washed plastic scraps for subsequent equipment to process; meanwhile, the cleaning solution is prepared through the solution preparation mechanism 4 and is continuously injected into the inner barrel 112, so that suspended impurities suspended at the top of the inner barrel 112 flow out into an annular space 113 along with water, a mixture of the suspended impurities and the water is discharged from the float outlet 115 and enters the float separation mechanism 3, the suspended impurities are separated by the float separation mechanism 3, and the separated water is injected into the solution preparation mechanism 4, so that water is supplied to the solution preparation mechanism 4, water recycling is realized, continuous cleaning of plastic chips can be realized through the system, the suspended impurities can be effectively removed, and the cleaning effect and the cleaning efficiency of the plastic chips are improved.
In one embodiment, referring to fig. 3, the hot washing tank 11 further includes a first stirring assembly 116, where the first stirring assembly 116 includes a first stirring shaft 1161, a first stirring blade 1162, and a first stirring motor 1163, the first stirring shaft 1161 is rotatably disposed in the inner cylinder 112, the first stirring blade 1162 is fixed on the first stirring shaft 1161, and the first stirring motor 1163 is connected with the first stirring shaft 1161 and is used for driving the first stirring shaft 1161 to rotate. By providing the first stirring assembly 116, plastic debris within the inner barrel 112 can be stirred to enhance the heat wash effect.
In one embodiment, referring to fig. 3, the heat washing tank 11 further includes a heater 117, and the heater 117 is disposed in the inner cylinder 112, so as to heat water and improve the heat washing effect.
In one embodiment, referring to fig. 1, 5 and 6, the settling separation mechanism 2 includes a water tank 21, a first connecting pipe 22, a lifting pipe 23, a shaftless screw 24 and a first driving member 25, the water tank 21 has a settling chamber, one end of the first connecting pipe 22 is communicated with the settling outlet 114, the other end of the first connecting pipe 22 is communicated with the settling chamber, a water outlet 211 is formed at the lower end of the water tank 21, the lifting pipe 23 is obliquely arranged, the lower end of the lifting pipe 23 is communicated with the water outlet 211, a water outlet 231 is formed at the lower end surface of the upper end of the lifting pipe 23, the shaftless screw 24 is coaxially arranged in the lifting pipe 23 and is rotationally connected with the lifting pipe 23, the first driving member 25 is connected with the shaftless screw 24 and is used for driving the shaftless screw 24 to rotate, when in use, a mixture of water and plastic chips discharged from the settling outlet 114 enters the water tank 21 and then enters the lower end of the lifting pipe 23, the first driving member 25 drives the water to flow down to the water outlet 231, and then the water is continuously discharged from the lifting pipe 23 to the water outlet 231, and when the water is continuously discharged from the lifting pipe 23, and the water outlet is continuously rotated to the water outlet 231.
In one embodiment, referring to fig. 1,5 and 6, the first driving member 25 includes a first driving motor 251 and a first speed reducer 252, an output shaft of the first driving motor 251 is connected to an input end of the first speed reducer 252, and an output end of the first speed reducer 252 is fixedly connected to the shaftless screw 24.
In one embodiment, referring to fig. 1, 7 and 8, the float separation mechanism 3 includes a base 31, an elastic member 32, a separation tank 33, a vibration exciter 34 and a screen 35, the separation tank 33 is connected to the base 31 via the elastic member 32, a feed inlet 331 is formed at an upper end of the separation tank 33, the feed inlet 331 is communicated with the float outlet 115, a water outlet 332 is formed at a lower end of the separation tank 33, the water outlet 332 is communicated with a liquid inlet of the liquid preparation mechanism 4, a impurity inlet 333 is formed on a side wall of the separation tank 33, the vibration exciter 34 is connected to the separation tank 33 and is used for driving the separation tank 33 to vibrate, the screen 35 is obliquely fixed in the separation tank 33, and a lower end of the screen 35 is connected with the impurity inlet 333. In use, the mixture of suspended impurities and water is discharged from the float outlet 115, then enters the separation tank 33, falls onto the screen 35, and the mesh support of the screen 35 is smaller than the diameter of the suspended impurities, so that the suspended impurities are intercepted by the screen 35 and discharged from the impurity outlet 333 under the action of vibration, and the water passes through the screen 35 and is discharged from the water outlet 332, then enters the liquid inlet end of the liquid dispensing mechanism 4.
In one embodiment, referring to fig. 1, 7 and 8, when the number of the hot wash tanks 11 is at least two, the float separation mechanism 3 further includes a cross pipe 36, the float outlet 115 of each hot wash tank 11 is communicated with the cross pipe 36, one end of the cross pipe 36 is communicated with the feed port 331, and the mixture discharged from the float outlet 115 of each hot wash tank 11 enters the cross pipe 36 first and then enters the feed port 331.
In one embodiment, referring to fig. 1, 7 and 8, the liquid dispensing mechanism 4 includes a filter 41, a first water pump 42, a dispensing tank 43 and a second water pump 44, one end of the filter 41 is communicated with the water outlet 332, the other end of the filter 41 is communicated with the inlet of the first water pump 42, the outlet of the first water pump 42 is communicated with the inlet of the dispensing tank 43, a second stirring assembly 45 is disposed in the dispensing tank 43, the inlet of the second water pump 42 is communicated with the outlet of the dispensing tank 43, the outlet of the second water pump 44 is communicated with one end of a second connecting pipe 46, and the other end of the second connecting pipe 46 is communicated with the inner cylinder 112. In use, water discharged from the water outlet 332 of the separator tank 33 enters the filter 41, and after being filtered, the water is pumped to the preparation tank 43 by the first water pump 42, so as to supply water to the preparation tank 43, and meanwhile, medicines are added into the preparation tank 43, and after being uniformly stirred by the second stirring assembly 45, the prepared solution is pumped into the inner cylinder 112 by the second water pump 44.
In one embodiment, referring to fig. 1, 7 and 8, the filter 41 includes a filter cartridge 411 and a filter screen 412, wherein the filter screen 412 is fixed in the filter cartridge 411 and divides the inner cavity of the filter cartridge 411 into a first filter cavity and a second filter cavity, the first filter cavity is communicated with the water outlet 332, and the second filter cavity is communicated with the inlet of the first water pump 42.
In one embodiment, referring to fig. 1, 7 and 8, the second stirring assembly 45 includes a second stirring shaft 451, a second stirring blade 452 and a second stirring motor 453, the second stirring shaft 451 is rotatably disposed in the preparation tank 43, the second stirring blade 452 is fixed on the second stirring shaft 451, and the second stirring motor 453 is connected to the second stirring shaft 451 and is used for driving the second stirring shaft 451 to rotate.
In one embodiment, referring to fig. 1, 7 and 8, the dispensing mechanism 4 further includes a water supplementing pipe 47, and the water supplementing pipe 47 is communicated with the dispensing tank 43 for supplementing water to the dispensing tank 43 so as to supplement water reduction caused by evaporation and the like.
In one embodiment, referring to fig. 1-4, a feeding pipe 1111 is further provided at the upper end of the tank 111 and is in communication with the inner cylinder 112; the plastic chip hot washing system further comprises a feeding mechanism 5, the feeding mechanism 5 comprises a conveying cylinder 51, a screw shaft 52, a second driving piece 53, a mixing hopper 54 and a control valve 55, a material inlet 511 is formed in the upper end face of the conveying cylinder 51, a material outlet 512 is formed in the lower end face of the conveying cylinder 51, the screw shaft 52 is rotatably arranged in the conveying cylinder 51, a plurality of screw blades 521 are uniformly arranged on the screw shaft 52, the second driving piece 53 is connected with the screw shaft 52 and used for driving the screw shaft 52 to rotate, the outlet of the mixing hopper 54 is communicated with the material inlet 511, the other end of the second connecting pipe 46 is communicated with the inlet of the mixing hopper 54, the inlet of the mixing hopper 54 is further connected with an input pipe 6, the crushed plastic chips are input into the mixing hopper 54 from the input pipe 6 in an airflow conveying mode, the plastic chips are mixed with water in the mixing hopper 54, one end of the control valve 55 is communicated with the material outlet 512, and the other end of the control valve 55 is communicated with the inlet 1111.
In one embodiment, referring to fig. 1to 4, the number of the material outlet 512, the control valve 55 and the hot washing tank 11 is three, and the feeding object can be controlled by controlling the rotation direction of the screw shaft 52, so that the three hot washing tanks 11 can be fed by one feeding mechanism 5, and the equipment cost can be reduced.
In one embodiment, referring to fig. 1-4, the second driving member 53 includes a second driving motor 531 and a second reducer 532, an output shaft of the second driving motor 531 is connected to an input end of the second reducer 532, and an output end of the second reducer 532 is fixedly connected to the screw shaft 52, so as to drive the screw shaft 52 to rotate.
For a better understanding of the present invention, the following detailed description of the technical solution of the present invention is given with reference to fig. 1 to 8: when the device is used, cleaning liquid is prepared through the liquid preparation mechanism 4 and is continuously injected into the mixing hopper 54, the cleaning liquid is mixed with plastic scraps input by the input pipe 6, the mixture is then fed into the conveying cylinder 51, the mixture is driven to enter the inner cylinder 112 of each hot washing tank 11 through the rotation of the screw shaft 52, the plastic scraps are continuously lowered under the action of gravity because the density of the plastic scraps is higher than that of water, the plastic scraps are cleaned by hot water in the hot washing tanks 11 in the lowering process, the plastic scraps are finally discharged from the settled material outlet 114 and enter the settled material separation mechanism 2, and the settled material separation mechanism 2 is used for separating the hot washed plastic scraps from the mixture discharged from the settled material outlet 114 for processing by subsequent equipment; simultaneously, suspended impurities suspended at the top of the inner barrel 112 flow out into an annular space 113 along with water, a mixture of the suspended impurities and the water is discharged from a floating material outlet 115 and enters a floating material separating mechanism 3, the floating material separating mechanism 3 separates the suspended impurities, and the separated water is injected into a liquid distribution mechanism 4, so that water is supplied to the liquid distribution mechanism 4, the water is recycled, the continuous cleaning of plastic scraps can be realized through the system, the suspended impurities can be effectively removed, and the cleaning effect and the cleaning efficiency of the plastic scraps are improved.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any other corresponding changes and modifications made in accordance with the technical idea of the present invention shall be included in the scope of the claims of the present invention.
Claims (10)
1. A plastic chip heat washing system, comprising:
The hot washing mechanism comprises at least one hot washing tank, the hot washing tank comprises a tank body and an inner cylinder, the inner cylinder is fixed in the tank body, an annular space is formed between the inner cylinder and the tank body, and the lower end of the hot washing tank is provided with a sinking material outlet communicated with the inner cylinder and a floating material outlet communicated with the annular space;
a settled material separating mechanism which is communicated with the settled material outlet and is used for separating plastic scraps from a mixture discharged from the settled material outlet;
A float separation mechanism which is communicated with the float outlet and is used for separating the float in the mixture discharged from the float outlet; and
And the liquid inlet end of the liquid distribution mechanism is communicated with the water discharge end of the floating material separation mechanism, and the liquid outlet end of the liquid distribution mechanism is communicated with the inner cylinder.
2. The plastic chip hot washing system of claim 1, wherein the hot washing tank further comprises a first stirring assembly comprising a first stirring shaft, a first stirring blade and a first stirring motor, the first stirring shaft being rotatably disposed in the inner barrel, the first stirring blade being fixed to the first stirring shaft, the first stirring motor being connected to the first stirring shaft and configured to drive the first stirring shaft to rotate.
3. The plastic chip heat washing system of claim 1, wherein the heat wash tank further comprises a heater disposed within the inner barrel.
4. The plastic scrap heat washing system in accordance with claim 1, wherein the sinking material separating mechanism comprises a water tank, a first connecting pipe, a lifting pipe, a shaftless screw and a first driving member, the water tank is provided with a sedimentation cavity, one end of the first connecting pipe is communicated with the sinking material outlet, the other end of the first connecting pipe is communicated with the sedimentation cavity, a water outlet is formed in the lower end of the water tank, the lifting pipe is obliquely arranged, the lower end of the lifting pipe is communicated with the water outlet, a water outlet is formed in the lower end face of the upper end of the lifting pipe, the shaftless screw is coaxially arranged in the lifting pipe and is rotatably connected with the lifting pipe, and the first driving member is connected with the shaftless screw and is used for driving the shaftless screw to rotate.
5. The plastic chip heat washing system of claim 4, wherein the first driving member comprises a first driving motor and a first speed reducer, an output shaft of the first driving motor is connected with an input end of the first speed reducer, and an output end of the first speed reducer is fixedly connected with the shaftless screw.
6. The plastic chip heat washing system according to claim 1, wherein the float separating mechanism comprises a base, an elastic piece, a separating tank, a vibration exciter and a screen, the separating tank is connected with the base through the elastic piece, a feed inlet is formed in the upper end of the separating tank, the feed inlet is communicated with the float outlet, a water outlet is formed in the lower end of the separating tank, the water outlet is communicated with the liquid inlet of the liquid distributing mechanism, a sundry inlet is formed in the side wall of the separating tank, the vibration exciter is connected with the separating tank and used for driving the separating tank to vibrate, the screen is obliquely fixed in the separating tank, and the lower end of the screen is connected with the sundry inlet.
7. The plastic chip heat washing system of claim 6 wherein when the number of heat wash tanks is at least two, the float separation mechanism further comprises a cross tube, each float outlet of the heat wash tank is in communication with the cross tube, and one end of the cross tube is in communication with the feed inlet.
8. The plastic chip hot washing system according to claim 6, wherein the liquid dispensing mechanism comprises a filter, a first water pump, a dispensing tank and a second water pump, one end of the filter is communicated with the water outlet, the other end of the filter is communicated with the inlet of the first water pump, the outlet of the first water pump is communicated with the inlet of the dispensing tank, a second stirring assembly is arranged in the dispensing tank, the inlet of the second water pump is communicated with the outlet of the dispensing tank, the outlet of the second water pump is communicated with one end of a second connecting pipe, and the other end of the second connecting pipe is communicated with the inner cylinder.
9. The plastic chip hot washing system according to claim 8, wherein the upper end of the tank body is further provided with a feed pipe communicated with the inner cylinder;
The plastic chip hot washing system further comprises a feeding mechanism, the feeding mechanism comprises a conveying cylinder, a screw shaft, a second driving part, a mixing hopper and a control valve, a material inlet is formed in the upper end face of the conveying cylinder, a material outlet is formed in the lower end face of the conveying cylinder, the screw shaft is rotatably arranged in the conveying cylinder, a plurality of screw blades are uniformly arranged on the screw shaft, the second driving part is connected with the screw shaft and used for driving the screw shaft to rotate, an outlet of the mixing hopper is communicated with the material inlet, the other end of the second connecting pipe is communicated with an inlet of the mixing hopper, an input pipe is further connected to an inlet of the mixing hopper, one end of the control valve is communicated with the material outlet, and the other end of the control valve is communicated with the feed pipe.
10. The plastic chip heat washing system of claim 9, wherein the second driving member comprises a second driving motor and a second speed reducer, an output shaft of the second driving motor is connected with an input end of the second speed reducer, and an output end of the second speed reducer is fixedly connected with the screw shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411208907.7A CN118906306A (en) | 2024-08-30 | 2024-08-30 | Plastic chip hot washing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411208907.7A CN118906306A (en) | 2024-08-30 | 2024-08-30 | Plastic chip hot washing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118906306A true CN118906306A (en) | 2024-11-08 |
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ID=93301306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411208907.7A Pending CN118906306A (en) | 2024-08-30 | 2024-08-30 | Plastic chip hot washing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118906306A (en) |
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- 2024-08-30 CN CN202411208907.7A patent/CN118906306A/en active Pending
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