CN112863779B - Method for separating waste aluminum plastic by dry distillation of natural gas - Google Patents
Method for separating waste aluminum plastic by dry distillation of natural gas Download PDFInfo
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- CN112863779B CN112863779B CN202011583271.6A CN202011583271A CN112863779B CN 112863779 B CN112863779 B CN 112863779B CN 202011583271 A CN202011583271 A CN 202011583271A CN 112863779 B CN112863779 B CN 112863779B
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- plastic
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B15/00—Apparatus or processes for salvaging material from cables
- H01B15/008—Apparatus or processes for salvaging material from cables by crushing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B15/00—Apparatus or processes for salvaging material from cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B15/00—Apparatus or processes for salvaging material from cables
- H01B15/003—Apparatus or processes for salvaging material from cables by heating up
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- 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
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention belongs to the technical field of waste aluminum-plastic separation, and particularly relates to a method for separating waste aluminum-plastic by dry distillation of natural gas, which comprises the following steps: (1) crushing: feeding the waste aluminum-plastic cables into a crusher, and cutting the waste aluminum-plastic cables into particles with the same size; (2) rolling: feeding the crushed particles into a rolling roller for rolling, so that the aluminum and the plastic of the cable are preliminarily separated; (3) dry steaming: feeding the rolled particles into a dry steaming box, arranging a natural gas distillation box on one side of the dry steaming box, distilling by using natural gas, introducing steam in the distillation box into the dry steaming box, and distilling at high temperature; (4) separating: during sending the granule that the distillation was accomplished into the separation tank, utilize the buoyancy difference after the plastic-aluminum separation on the cable to separate, the plastics skin after the separation floats at the separation tank upper surface, and the aluminium granule after the separation sinks to the bottom to realized the plastic-aluminum separation, utilized the natural gas to heat, the energy supply adopts clean energy, the effectual pollution that has reduced.
Description
Technical Field
The invention belongs to the technical field of waste aluminum plastic separation, and particularly relates to a method for separating waste aluminum plastic by utilizing natural gas dry distillation.
Background
At present, a plurality of optical fibers and communication cables exist in the market, the outer layer of the sheath of the optical fiber or the communication cable is adhered into a whole by a layer of plastic and aluminum skin (or iron sheet), and after the optical fiber or the communication cable is used, people pay attention to recycling of the optical fiber or the communication cable. In the early stage, waste materials are treated by incineration, so that a large amount of toxic gas is generated by waste outdoor interplanted plastics, and the health of human bodies is harmed; the landfill treatment can cause land occupation and bring hazards such as soil pollution, underground water pollution and the like for a long time.
At present, when waste aluminum-plastic cables formed by compounding aluminum foils and plastics are separated, the broken aluminum-plastic cables need to be distilled, and the existing distillation mode is large in pollution and affects the environment.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a method for separating waste aluminum plastic by utilizing natural gas dry distillation.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a method for separating waste aluminum plastic by dry distillation of natural gas comprises the following steps:
(1) Crushing: feeding the waste aluminum-plastic cables into a crusher, and cutting the waste aluminum-plastic cables into particles with the same size;
(2) Rolling: feeding the crushed particles into a rolling roller for rolling, so that the aluminum and the plastic of the cable are preliminarily separated;
(3) And (3) dry steaming: feeding the rolled particles into a dry steaming box, arranging a natural gas distillation box on one side of the dry steaming box, distilling by using natural gas, introducing steam in the distillation box into the dry steaming box, and distilling at high temperature;
(4) Separation: the particles after distillation are sent into a separation tank, separation is carried out by utilizing the different buoyancy after the aluminum-plastic separation on the cable, the separated plastic skin floats on the upper surface of the separation tank, and the separated aluminum particles sink to the bottom, so that the aluminum-plastic separation is realized.
Preferably, the dry steaming box is cylindrical barrel body, and the inside axle center that is equipped with of dry steaming box is hollow (mixing) shaft, and the top of (mixing) shaft runs through the dry steaming box top, be equipped with the air duct on the distilling box, air duct and (mixing) shaft top swivelling joint, dry steaming box top one side is equipped with the motor, the output shaft of motor passes through drive chain and is connected with the (mixing) shaft top, the lateral surface longitudinal separation of (mixing) shaft is equipped with the stirring rod, (mixing) shaft and stirring rod are one end confined tubular structure, and the inside intercommunication of (mixing) shaft and stirring rod, all be equipped with the air vent on the surface of (mixing) shaft and stirring rod, follow the radial interval of dry steaming box inner wall is equipped with the classification board, and the classification board with the stirring rod looks interval is arranged, be equipped with the electric control valve who is used for controlling the plastic-aluminum material to pass through on the classification board.
Preferably, the aperture of the vent holes on the stirring rod is gradually increased from top to bottom, and the number of the vent holes is gradually increased from top to bottom.
Preferably, the upper surface of the uppermost classifying plate in the dry steam box is provided with a scraper, and one end of the scraper is connected to the stirring shaft.
Preferably, dry steam ager bottom is equipped with the material collection room that is used for collecting the plastic-aluminum mixture, the material is collected the room and is hopper-shaped, and material collection room bottom is provided with ejection of compact valve.
Preferably, the distillation box includes distillation chamber and heating chamber, the heating chamber is located the distillation chamber bottom, and is equipped with a plurality of natural gas burners that are used for the heating in the heating chamber, still be equipped with the natural gas supply line in the heating chamber, the natural gas supply line communicates with corresponding natural gas burner.
Under the optimal condition, a sealing ring is arranged at the joint of the dry steam box and the stirring shaft.
Compared with the prior art, the invention has the following technical effects:
the natural gas is used for heating, energy supply and clean energy are adopted, and pollution is effectively reduced.
Drawings
FIG. 1 is a schematic overall flow diagram of the present invention;
FIG. 2 is a cross-sectional view of the dry steam box of the present invention;
FIG. 3 is a cross-sectional view of a distillation box according to the present invention.
The numbering in the figures illustrates: 1-dry steaming box; 2-dry steaming box; 21-a distillation chamber; 22-a heating chamber; 23-a natural gas burner; 24-natural gas supply pipeline; 3, a gas-guide tube; 4-a motor; 5, a transmission chain; 6-a discharge valve; 7-a stirring rod; 8-stirring shaft; 9-a grading plate; 10-an electrically controlled valve; 11-a scraper; 12-a sealing ring; 13-Material Collection Chamber.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further clarified below by combining the specific drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1-3, a method for separating waste aluminum-plastic by dry distillation using natural gas includes the following steps:
(1) Crushing: feeding the waste aluminum-plastic cables into a crusher, and cutting the cables into particles with the same size;
(2) Rolling: feeding the crushed particles into a rolling roller for rolling, so that the aluminum and the plastic of the cable are preliminarily separated;
(3) And (3) dry steaming: feeding the rolled particles into a dry steaming box 1, arranging a natural gas distillation box 2 on one side of the dry steaming box 1, distilling by using natural gas, introducing steam in the distillation box 2 into the dry steaming box 1, and distilling at high temperature;
(4) Separation: the particles after distillation are sent into a separation tank, separation is carried out by utilizing different buoyancy forces after aluminum-plastic separation on the cable, the separated plastic skin floats on the upper surface of the separation tank, and the separated aluminum particles sink to the bottom, so that the aluminum-plastic separation is realized.
Preferably, dry steam box 1 is cylindrical staving, and dry steam box 1 is inside to be equipped with the axle center and to be hollow (mixing) shaft 8, and the top of (mixing) shaft 8 runs through dry steam box 1 top, be equipped with air duct 3 on the distillation case 2, air duct 3 and the 8 top swivelling joint of (mixing) shaft, 1 top one side of dry steam box is equipped with motor 4, the output shaft of motor 4 passes through drive chain 5 and is connected with (mixing) shaft 8 top, the lateral surface vertical interval of (mixing) shaft 8 is equipped with stirring rod 7, (mixing) shaft 8 and stirring rod 7 are one end confined tubular structure, and the inside intercommunication of (mixing) shaft 8 and stirring rod 7, all be equipped with the air vent on the surface of (mixing) shaft 8 and stirring rod 7, follow dry steam box 1 inner wall radial interval is equipped with classification board 9, and classification board 9 with stirring rod 7 looks interval arranges, be equipped with the automatically controlled valve 10 that is used for controlling the plastic-aluminum-plastic material to pass through on classification board 9.
The dry steaming box 1 is used for generating high-temperature steam, the high-temperature steam enters the shell through vent holes formed in the surfaces of the stirring shaft and the stirring rod, the crushed aluminum-plastic material is heated, then the stirring shaft and the stirring rod are driven to rotate through the arranged motor by using a transmission chain, the material is fully contacted with the steam, the plastic is heated to melt and shrink, and the separation of the plastic and the aluminum material is realized;
preferably, the aperture of the vent holes in the stirring rod 7 is gradually increased from top to bottom, and the number of the vent holes is gradually increased from top to bottom;
air vent aperture top-down on the stirring rod 7 increases step by step, and air vent quantity top-down increases step by step for the steam temperature top-down of dry steam ager 1 inside increases step by step, then carries out the successive layer separation to the plastic-aluminum material through the automatically controlled valve 10 that sets up on the hierarchical board 9 in dry steam ager 1, and then makes progressive being heated of plastic-aluminum material melt the shrink, realizes splendid plastic-aluminum separation effect fast.
Preferably, the upper surface of the uppermost classifying plate 9 in the dry steam box 1 is provided with a scraper 11, one end of the scraper 11 is connected to the stirring shaft 8, the stirring shaft 8 rotates to drive the scraper 11 to rotate, and the aluminum-plastic material scattered on the uppermost classifying plate 9 is conveniently scraped to form a stirring area.
Preferably, the bottom of the dry steaming box 1 is provided with a material collecting chamber 13 for collecting aluminum-plastic mixed materials, the material collecting chamber 13 is funnel-shaped, and the bottom of the material collecting chamber 13 is provided with a discharge valve 6.
Preferably, the distillation box 2 comprises a distillation chamber 21 and a heating chamber 22, the heating chamber 22 is located at the bottom of the distillation chamber 21, a plurality of natural gas burners 23 for heating are arranged in the heating chamber 22, a natural gas supply pipeline 24 is further arranged in the heating chamber 21, and the natural gas supply pipeline 24 is communicated with the corresponding natural gas burners 23.
Under the optimal condition, a sealing ring 12 is arranged at the joint of the dry steam box 1 and the stirring shaft 8.
The foregoing shows and describes the general principles, essential features, and inventive features of this invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A method for separating waste aluminum plastic by utilizing natural gas dry distillation is characterized by comprising the following steps: the method comprises the following steps:
(1) Crushing: feeding the waste aluminum-plastic cables into a crusher, and crushing the cables into particles with the same size;
(2) Rolling: feeding the crushed particles into a rolling roller for rolling so as to realize primary separation of the aluminum and the plastic of the cable;
(3) And (3) dry steaming: feeding the rolled particles into a dry steaming box, arranging a natural gas distillation box on one side of the dry steaming box, distilling by using natural gas, introducing steam in the distillation box into the dry steaming box, and distilling at high temperature;
(4) Separation: feeding the particles after distillation into a separation tank, separating by using different buoyancy forces after aluminum-plastic separation on a cable, floating the separated plastic skin on the upper surface of the separation tank, and sinking the separated aluminum particles to the bottom, thereby realizing the aluminum-plastic separation;
the dry steaming box is a cylindrical barrel body, a stirring shaft with a hollow axle center is arranged in the dry steaming box, the top end of the stirring shaft penetrates through the top of the dry steaming box, an air guide pipe is arranged on the distillation box and is rotationally connected with the top end of the stirring shaft, a motor is arranged on one side of the top of the dry steaming box, an output shaft of the motor is connected with the top of the stirring shaft through a transmission chain, stirring rods are longitudinally arranged on the outer side surface of the stirring shaft at intervals, the stirring shaft and the stirring rods are of tubular structures with one ends closed, the stirring shaft is communicated with the insides of the stirring rods, air holes are formed in the surfaces of the stirring shaft and the stirring rods, grading plates are arranged along the radial direction of the inner wall of the dry steaming box at intervals, the grading plates and the stirring rods are arranged at intervals, and electric control valves for controlling the passing of aluminum-plastic materials are arranged on the grading plates;
the aperture of the vent holes on the stirring rod is gradually increased from top to bottom, and the number of the vent holes is gradually increased from top to bottom.
2. The method for separating the waste aluminum plastic by dry distillation of the natural gas as claimed in claim 1, wherein the method comprises the following steps: the upper surface of the uppermost classifying plate in the dry steaming box is provided with a scraper, and one end of the scraper is connected to the stirring shaft.
3. The method for separating the waste aluminum plastic by using the dry distillation of the natural gas as claimed in claim 1, which is characterized in that: the distillation box includes distillation chamber and heating chamber, the heating chamber is located the distillation chamber bottom, and is equipped with a plurality of natural gas combustion wares that are used for the heating in the heating chamber, still be equipped with the natural gas supply line in the heating chamber, the natural gas supply line communicates with corresponding natural gas combustion ware.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011583271.6A CN112863779B (en) | 2020-12-28 | 2020-12-28 | Method for separating waste aluminum plastic by dry distillation of natural gas |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011583271.6A CN112863779B (en) | 2020-12-28 | 2020-12-28 | Method for separating waste aluminum plastic by dry distillation of natural gas |
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| Publication Number | Publication Date |
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| CN112863779A CN112863779A (en) | 2021-05-28 |
| CN112863779B true CN112863779B (en) | 2022-10-11 |
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| JPH10166364A (en) * | 1996-12-12 | 1998-06-23 | Ain Kosan Kk | Recovery of waste resin bamper, wooden synthetic powder composed of recovered resin material recovered from waste resin bamper, its production and hollow wooden synthetic panel using wooden synthetic powder |
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| CN209454005U (en) * | 2018-12-21 | 2019-10-01 | 安徽中环绿科再生科技有限公司 | A kind of waste plastic crushing drying equipment |
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| CN101483087B (en) * | 2008-12-22 | 2011-04-20 | 天津大学 | Method and apparatus for metal and plastic peel separation of waste electric wire |
| CN101577152A (en) * | 2009-06-16 | 2009-11-11 | 天津大学 | Experimental method for breaking up waste cable |
| CN103923343A (en) * | 2014-04-10 | 2014-07-16 | 安徽省腾越铝塑有限公司 | Process for separating and regenerating aluminum-plastic product by adopting steam-heating mode |
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| DE102019006084A1 (en) * | 2019-02-12 | 2020-08-13 | Elke Münch | Mechanochemical process |
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2020
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10166364A (en) * | 1996-12-12 | 1998-06-23 | Ain Kosan Kk | Recovery of waste resin bamper, wooden synthetic powder composed of recovered resin material recovered from waste resin bamper, its production and hollow wooden synthetic panel using wooden synthetic powder |
| CN101778705A (en) * | 2007-08-14 | 2010-07-14 | 奥地利埃瑞玛再生工程机械设备有限公司 | Method and apparatus for the processing of plastic material |
| CN210148490U (en) * | 2018-09-26 | 2020-03-17 | 杭州富伦生态科技有限公司 | Electric heating type paper-plastic-aluminum composite packaging aluminum-plastic separating device |
| CN209454005U (en) * | 2018-12-21 | 2019-10-01 | 安徽中环绿科再生科技有限公司 | A kind of waste plastic crushing drying equipment |
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