CN213013677U - Plastic cleaning sediment treatment system - Google Patents
Plastic cleaning sediment treatment system Download PDFInfo
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- CN213013677U CN213013677U CN202021826868.4U CN202021826868U CN213013677U CN 213013677 U CN213013677 U CN 213013677U CN 202021826868 U CN202021826868 U CN 202021826868U CN 213013677 U CN213013677 U CN 213013677U
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Abstract
The utility model relates to a plastic cleaning sediment treatment system, which comprises a paper-plastic separator, wherein a water outlet of the paper-plastic separator is connected with a first water pool; the sedimentation separator comprises a tank body, wherein an opening is formed in the upper part of the tank body, a feeding area and a discharging area are respectively arranged on two opposite sides of the opening, and the feeding area is positioned under an overflow port of the paper-plastic separator; a slag discharge port is arranged at the lower part of the tank body, and a slag discharge mechanism is arranged below the slag discharge port; still be equipped with the water spray subassembly in the cell body for to spraying water in the cell body, produce an ascending rivers in the cell body, and the flow direction orientation of rivers the ejection of compact district. The utility model discloses a plastics wash sediment processing system can separate heavy dregs such as paper pulp, plastics and fibreboard in the sediment, and the design of separator of just deposiing can be less than water with density and slightly be greater than the plastics of water and separate out from the plastics thick liquid sediment mixture, separates more thoroughly.
Description
Technical Field
The utility model relates to a solid useless washing line plastics of papermaking wash sediment processing technology field, concretely relates to plastics wash sediment processing system.
Background
At present, the general flow of a washing line for papermaking solid waste is as follows: conveying the waste residue raw material to a double-shaft shredder for shredding through a belt conveyor, feeding the shredded material into a paper-plastic separator through the belt conveyor, adding washing water into the paper-plastic separator, peeling paper pulp in the material through high-speed rotation so as to facilitate further recovery, and feeding the material into a rinsing separator.
The separation principle of the rinsing separator is that plastic with density less than that of water floats on the top of the rinsing separator, and impurities with density greater than that of water are deposited at the bottom of the rinsing separator. However, some plastics with density slightly higher than water are mixed in the sediment slag to cause waste in the actual production cleaning process. Most of sediment residues of the existing rinsing separator can be made into fuel rods for burning, and the sediment residues generally comprise 60% of plastics, 40% of fiber boards, paper pulp and silt.
Pulp is an important raw material for paper mills, and incineration causes loss in the yield of the paper mills; however, HCL is generated during the combustion of the plastic, and if the plastic content in the fuel rod is too high, the boiler system can be corroded quickly.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the to-be-solved technical problem of the utility model is to provide a plastics wash sediment processing system, it can be followed and separated paper pulp and plastics in the sediment.
In order to solve the technical problem, the utility model provides a plastic cleaning sediment treatment system, which comprises a paper-plastic separator, wherein a water outlet of the paper-plastic separator is connected with a first water pool; the sedimentation separator comprises a tank body, wherein an opening is formed in the upper part of the tank body, a feeding area and a discharging area are respectively arranged on two opposite sides of the opening, and the feeding area is positioned under an overflow port of the paper-plastic separator; a slag discharge port is arranged at the lower part of the tank body, and a slag discharge mechanism is arranged below the slag discharge port; still be equipped with the water spray subassembly in the cell body for to spraying water in the cell body, produce an ascending rivers in the cell body, and the flow direction orientation of rivers the ejection of compact district.
The utility model discloses in, it handles the sediment to mould the separating centrifuge through paper, make the paper pulp in the sediment discharge to first pond, and plastics thick liquid sediment mixture then discharges to the feeding area of precipitating the separating centrifuge, water spray assembly spun rivers flow towards the oblique top in ejection of compact district inside the cell body, the material of whereabouts disperses under the effect of rivers and opens, density is less than water or slightly is greater than the plastics of water can be washed into ejection of compact district and discharge cell body by rivers, the great heavy sediment of density (like the fibreboard, silt etc.) overcomes and falls into the scum hole under the water resistance and discharges through slag extractor, water spray assembly's design can prevent that density slightly is greater than the plastics of water from mixing in the sediment, make the separation more thorough, avoid the waste of plastics. Therefore, the utility model discloses a plastics wash sediment processing system can separate heavy dregs such as paper pulp, plastics and fibreboard in the sediment, and the design of deposiing the separating centrifuge can be less than water with density and slightly be greater than the plastics of water and separate out from the plastics thick liquid sediment mixture, separates more thoroughly.
Preferably, the utility model provides a pair of plastics wash sediment processing system still includes the microstrainer, this microstrainer through first inlet tube with first pond is connected, is provided with first water pump on this first inlet tube. The micro-filter can filter the pulp entering the first water tank so as to recycle the pulp.
Preferably, the utility model provides a pair of plastics wash sediment processing system still includes the wringing machine, slag extractor will in the discharge gate exhaust thick liquid sediment was carried to the feed inlet of this wringing machine, the discharge gate department of this wringing machine is provided with first conveyer. The wringing machine can convey the pulp residue to the boiler for incineration through the first conveyor after wringing the pulp residue, and after separation in the precipitation separator, the plastic content in the pulp residue is lower, thereby being beneficial to protecting a boiler system and being beneficial to environmental protection.
Preferably, the system for treating plastic cleaning sediment provided by the utility model further comprises a drying machine and a packing machine which are arranged in sequence, wherein a feeding port of the drying machine is close to a discharging area of the sedimentation separator; and the feeding port of the packaging machine is positioned below the discharge port of the drying machine. The arrangement of the spin dryer and the packer can dewater and pack the plastic separated by the precipitation separator into plastic products, thereby being convenient for recycling.
Preferably, the water outlets of the drying machine and the packaging machine are both connected with a second water pool; the water inlet of the paper-plastic separator is connected with the second water tank through a second water inlet pipe, and a second water pump is arranged on the second water inlet pipe. The water discharged by the drying machine and the packaging machine still contains a small amount of paper pulp and plastics, the design of the second water tank can recover the water discharged by the drying machine and the packaging machine, the part of return water is conveyed to the paper-plastic separator, and the paper pulp and the plastics in the part of return water are separated and recovered, so that waste is avoided.
Preferably, the utility model provides a pair of plastics wash sediment processing system still includes the shredder, and the pan feeding side and the ejection of compact side of this shredder are provided with second conveyer and third conveyer respectively, the discharge end of third conveyer is located the pan feeding mouth top of separating centrifuge is moulded to paper. The large-size plastic in the sediment slag is easy to wrap silt and is not easy to separate, and the design of the shredder can crush the sediment slag with large size, so that the subsequent treatment of the paper-plastic separator and the sediment separator is facilitated.
Preferably, a scattering roller and a shifting wheel are further arranged in the sedimentation separator, the scattering roller is installed between the feeding area and the discharging area at the top of the tank body and is arranged close to the feeding area, and the scattering roller is used for downwards stirring and scattering materials entering from the feeding area; the dial wheel is arranged in a discharging area at the top of the tank body and used for discharging the materials entering the discharging area out of the tank body. The scattering roller can scatter the plastic pulp-residue mixture entering the feeding area, so that the separation of the plastic and the pulp-residue is facilitated.
Preferably, the water spraying assembly comprises three rows of water spraying ports, the three rows of water spraying ports are sequentially arranged on the inner wall of the groove body on one side close to the feeding area from top to bottom, the two rows of water spraying ports on the upper portion face the bottom of the scattering roller, and the one row of water spraying ports on the lower portion face the discharging area. The three rows of water spray nozzles are combined with the design of the scattering roller, so that oblique upward water flow can be generated in the tank body, the material moves to the discharging area, certain resistance can be given to the sinking material by the flowing water flow, the plastic with the density slightly larger than water in the sinking material can be driven by the water flow to move upwards to the discharging area, and impurities with the high density can overcome the resistance of the water flow and continue to move downwards.
Preferably, the tank body is in a quadrangular pyramid shape, and the inclination of the inner wall of the tank body close to one side of the feeding area is smaller than that of the inner wall of the tank body close to one side of the discharging area.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of a plastic cleaning sediment treatment system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a sedimentation separator according to an embodiment of the present invention;
FIG. 3 is a top view of FIG. 2;
fig. 4 is a schematic layout view of the water spray assembly according to the embodiment of the present invention.
Description of reference numerals:
1-a shredder; 2-paper-plastic separator; 3-a precipitation separator; 4-a drying machine; 5-a packaging machine; 6-a first pool; 7-a micro-filter; 8-a squeezing machine; 9-a second water pool;
11-a second conveyor; 12-a third conveyor; 31-a trough body; 32-a breaker roll; 33-a thumb wheel; 34-a slag discharge mechanism; 35-water spraying mouth; 81-a first conveyor;
311-a feed zone; 312-a discharge zone; 313-slag discharge port.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, the present embodiment provides a plastic cleaning sediment treatment system, which includes a second conveyor 11, a double-shaft shredder 1, a third conveyor 12, a paper-plastic separator 2, a sedimentation separator 3, a dryer 4 and a packer 5, which are sequentially arranged, wherein a feeding port of the packer 5 is located below a discharging port of the dryer 4. The sediment of the plastic cleaning line is conveyed into the double-shaft shredder 1 by the second conveyor 11 to be shredded, and then conveyed into the paper-plastic separator 2 by the third conveyor 12 to be separated into paper and plastic, the water discharged from the water outlet of the paper-plastic separator 2 flows into the first water tank 6, the water in the first water tank 6 enters the micro-filter 7 by the first water inlet pipe under the action of the first water pump, the filter screen of the micro-filter 7 is 80-100 meshes, and the paper pulp in the first water tank 6 can be filtered and recovered; the plastic pulp-residue mixture overflows from the paper-plastic separator 2 and enters the precipitation separator 3 to precipitate and separate the plastic and the pulp-residue, the pulp-residue is dried by the drying machine 8 and sent to the boiler for incineration by the first conveyor 81, the plastic is dehydrated and packaged into a plastic product by the drier 4 and the packer 5 in sequence, meanwhile, the drainage water of the drier 4 and the packer 5 flows into the second water tank 9, the water in the second water tank 9 enters the paper-plastic separator 2 through the second water inlet pipe under the action of the second water pump, and the paper pulp and the plastic in the paper-plastic separator are further separated.
In this embodiment, the first conveyor 81, the second conveyor 11 and the third conveyor 12 are all conventional belt conveyors, and the shredder 1, the paper-plastic separator 2, the spin dryer 4, the baler 5, the microfilter 7 and the wringer 8 are all devices known to those skilled in the art and commonly available in the market, wherein the wringer 8 is a screw-type wringer.
In order to prevent the iron material in the sediment from damaging the blades of the shredder, and in order to recover the iron material, this embodiment is between shredder 1 and second conveyor 11, and between paper plastic separator 2 and third conveyor 12, set up first magnetic separator and second magnetic separator respectively, in order to carry out magnetic separation to the iron material, the discharge end of second conveyor 11 is located the top of the pan feeding mouth of first magnetic separator, the discharge gate of first magnetic separator is located the top of the feed inlet of shredder 1, the pan feeding mouth of second magnetic separator is located the below of the discharge end of third conveyor 12, the discharge gate of second magnetic separator is located the top of the feed inlet of paper plastic separator 2, and first magnetic separator and second magnetic separator are the magnetic separator of the plastics cleaning line commonly used in this field.
Specifically, referring to fig. 2, 3 and 4, the above-described precipitation separator 3 includes a trough body 31, a breaker roll 32, a dial wheel 33 and a slag discharge mechanism 34. An opening is arranged at the upper part of the groove body 31, a feeding area 311 and a discharging area 312 are respectively arranged at two opposite sides of the opening, and the feeding area 311 is positioned right below an overflow port of the paper-plastic separator 2; the groove body 31 is in a quadrangular pyramid shape, the inclination of the inner wall of the groove body 31 close to the feeding area 311 is smaller than that of the inner wall of the groove body 31 close to the discharging area 312, a slag discharge port 313 is arranged at the bottom of the groove body 31, a slag discharge mechanism 34 is arranged below the slag discharge port 313, the slag discharge mechanism 34 is specifically a shaftless screw conveyor, the inlet of the slag discharge mechanism is positioned under the slag discharge port 313, and the outlet of the slag discharge mechanism is positioned over the feeding port of the wringing machine 8.
Specifically, the scattering roller 32 is installed between the feeding area 311 and the discharging area 312 at the top of the tank body 31 and near the feeding area 311, and is used for downwards stirring and scattering the material entering from the feeding area 311, the specific installation structure of the scattering roller 32 can refer to fig. 3, two ends of the scattering roller are rotatably installed at the top of the side wall of the tank body 31 through a rotating shaft, and the scattering roller 32 is driven by a speed reduction motor.
The inside of the tank body 31 is further provided with a water spraying assembly for spraying water into the tank body 31, so that an upward inclined water flow is generated in the tank body 31, and the flow direction of the water flow faces the discharging area 312. Specifically, the water spraying assembly comprises three rows of water spraying ports 35, the three rows of water spraying ports 35 are sequentially arranged on the inner wall of the trough body 31 on one side close to the feeding area 311 from top to bottom, the two rows of water spraying ports 35 on the upper portion face the bottom of the scattering roller 32, and the one row of water spraying ports 35 on the lower portion face the discharging area 312. The uppermost row of water spray nozzles 35 is mainly responsible for pushing the materials to move downwards and obliquely towards the direction seat of the scattering roller 32; the middle row of water spraying ports 35 are mainly responsible for matching with the scattering rollers 32, referring to fig. 4, the rotating direction of the scattering rollers 32 is clockwise, the scattering rollers 32 press the materials, the water spraying force is obliquely upward, and the materials can be scattered rapidly under the combined action of the water spraying ports and the materials; the row of water spraying ports 35 at the bottom is mainly responsible for providing certain resistance for sinking materials, and the good separation effect of the materials is ensured through the cooperation of the three rows of water spraying ports. In addition, a 30 ° fan nozzle may be installed on the water spray ports 35 to increase the width of water sprayed from each water spray port 35.
After the plastic pulp-residue mixture enters the precipitation separator 3, under the combined action of each water jet 35 and the scattering roller 32 of the water jet assembly, the falling materials are dispersed under the action of water flow, the materials with the density smaller than water or slightly larger than water are flushed into the discharge area 312 by the water flow and discharged out of the tank body 31, and the heavy residues with the larger density overcome the resistance of the water flow, sink into the residue discharge port 313 and are discharged into the wringing machine 8 through the residue discharge mechanism 34. In practice, the proportion of the separated materials can be changed by adjusting the water quantity and the water pressure sprayed by the water spraying assembly.
In this embodiment, the thumb wheel 33 is installed at the discharge area 312 at the top of the tank body 31, and is used for discharging the material entering the discharge area 312 into the spin dryer 4, the specific installation structure of the thumb wheel 33 can refer to fig. 3, two ends of the thumb wheel 33 are rotatably installed at the top of the side wall of the tank body 31 through a rotating shaft, the thumb wheel 33 is driven by a reduction motor, and referring to fig. 4, the rotation direction of the thumb wheel 33 is counterclockwise.
In this embodiment, the treatment method of the plastic cleaning sediment treatment system specifically includes the following steps:
shredding: the second conveyor 11 conveys the sediment residues into the shredder 1 for shredding, and the sediment residues are magnetically separated by the first magnetic separator before entering the shredder 1;
paper-plastic separation: the third conveyor 12 conveys the shredded settled bottom slag into the paper-plastic separator 2 for paper-plastic separation, the shredded settled bottom slag is magnetically separated by the second magnetic separator before entering the paper-plastic separator 2, the paper pulp flows into the first water tank 6 through the water outlet of the paper-plastic separator 2 to execute the following paper pulp recovery step, and the plastic pulp-slag mixture overflows into the feeding area of the precipitation separator 3 through the overflow port of the paper-plastic separator 2 to execute the following precipitation separation step;
a paper pulp recovery step: the water in the first water tank 6 is conveyed into a micro-filter 7 through a first water pump for filtering, and the water is filtered by the micro-filter 7 to obtain paper pulp;
a precipitation separation step: the precipitation separator 3 is used for carrying out precipitation separation on the plastic slurry-residue mixture, wherein the plastic overflows to the spin dryer 4 through the discharge area to carry out the following spin-drying and packaging steps, and the slurry-residue enters the slag discharge mechanism 34 through the slag discharge port to carry out the following incineration step;
spin-drying and packaging: the plastic is dehydrated in the drying machine 4 and then enters the packing machine 5 to be packed into a plastic product, the water discharged from the drying machine 4 and the packing machine 5 is stored in the second water tank 9 and finally flows into the paper-plastic separator 2 to repeat the paper-plastic separation step;
an incineration step: the slag discharging mechanism 34 conveys the pulp slag into the squeezing machine 8, and the squeezing machine 8 squeezes the pulp slag and conveys the pulp slag into the boiler for incineration through the first conveyor 81.
Therefore, the embodiment can separate and treat the paper pulp, the plastics and the heavy slag (such as fiber boards and silt) in the sediment slag of the plastic cleaning line respectively.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (9)
1. A plastic cleaning bottom sediment processing system, comprising:
the water outlet of the paper-plastic separator is connected with the first water tank;
the sedimentation separator comprises a tank body, wherein an opening is formed in the upper part of the tank body, a feeding area and a discharging area are respectively arranged on two opposite sides of the opening, and the feeding area is positioned under an overflow port of the paper-plastic separator; a slag discharge port is arranged at the lower part of the tank body, and a slag discharge mechanism is arranged below the slag discharge port; still be equipped with the water spray subassembly in the cell body for to spraying water in the cell body, produce an ascending rivers in the cell body, and the flow direction orientation of rivers the ejection of compact district.
2. The plastic cleaning bottom sediment processing system of claim 1, wherein:
still include the microstrainer, this microstrainer through first inlet tube with first pond is connected, is provided with first water pump on this first inlet tube.
3. The plastic cleaning sediment handling system of claim 2 wherein:
the slurry and slag discharging device is characterized by further comprising a squeezing machine, wherein the slurry and slag discharged from the slag discharging port are conveyed into a feeding port of the squeezing machine by the slag discharging mechanism, and a first conveyor is arranged at a discharging port of the squeezing machine.
4. The plastic cleaning bottom sediment processing system of claim 3, wherein:
the drying machine and the packaging machine are sequentially arranged, and a feeding port of the drying machine is close to a discharging area of the precipitation separator; and the feeding port of the packaging machine is positioned below the discharge port of the drying machine.
5. The plastic cleaning bottom sediment processing system of claim 4, wherein:
the water outlets of the spin dryer and the packer are connected with a second water tank;
the water inlet of the paper-plastic separator is connected with the second water tank through a second water inlet pipe, and a second water pump is arranged on the second water inlet pipe.
6. The plastic cleaning sediment handling system of claim 5 wherein:
the paper-plastic separator is characterized by further comprising a shredder, wherein a second conveyor and a third conveyor are arranged on the feeding side and the discharging side of the shredder respectively, and the discharging end of the third conveyor is located above a feeding port of the paper-plastic separator.
7. The plastic cleaning bottom sediment processing system of claim 1, wherein:
a scattering roller and a shifting wheel are further arranged in the sedimentation separator, the scattering roller is arranged between the feeding area and the discharging area at the top of the tank body and is arranged close to the feeding area, and the scattering roller is used for downwards stirring and scattering materials entering from the feeding area;
the dial wheel is arranged in a discharging area at the top of the tank body and used for discharging the materials entering the discharging area out of the tank body.
8. The plastic cleaning sediment handling system of claim 7 wherein:
the water spraying assembly comprises three rows of water spraying ports, the three rows of water spraying ports are sequentially arranged on the inner wall of one side, close to the feeding area, of the groove body from top to bottom, the two rows of water spraying ports on the upper portion face the bottom of the scattering roller, and the one row of water spraying ports on the lower portion face the discharging area.
9. The plastic cleaning sediment handling system of claim 8 wherein:
the tank body is in a quadrangular pyramid shape, and the inclination of the inner wall of the tank body close to one side of the feeding area is smaller than that of the inner wall of the tank body close to one side of the discharging area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021826868.4U CN213013677U (en) | 2020-08-27 | 2020-08-27 | Plastic cleaning sediment treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021826868.4U CN213013677U (en) | 2020-08-27 | 2020-08-27 | Plastic cleaning sediment treatment system |
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| CN213013677U true CN213013677U (en) | 2021-04-20 |
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| CN202021826868.4U Active CN213013677U (en) | 2020-08-27 | 2020-08-27 | Plastic cleaning sediment treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117772752A (en) * | 2024-02-23 | 2024-03-29 | 深圳华汇智慧垃圾科技有限公司 | Domestic garbage density separation device |
-
2020
- 2020-08-27 CN CN202021826868.4U patent/CN213013677U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117772752A (en) * | 2024-02-23 | 2024-03-29 | 深圳华汇智慧垃圾科技有限公司 | Domestic garbage density separation device |
| CN117772752B (en) * | 2024-02-23 | 2024-05-28 | 深圳华汇智慧垃圾科技有限公司 | Domestic garbage density separation device |
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