CN105082402A - Recovered PET plastic preprocessing machine - Google Patents
Recovered PET plastic preprocessing machine Download PDFInfo
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- CN105082402A CN105082402A CN201510578765.8A CN201510578765A CN105082402A CN 105082402 A CN105082402 A CN 105082402A CN 201510578765 A CN201510578765 A CN 201510578765A CN 105082402 A CN105082402 A CN 105082402A
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- China
- Prior art keywords
- dissolution kettle
- high speed
- hopper
- heater
- speed liquid
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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
Abstract
The invention discloses a recovered PET plastic preprocessing machine; by dint of the characteristic of different solubility of PET and PVC in specific solvent, impurities PVC are dissolved under the effect of the specific solvent; and filter residues are dried to obtain purified PET plastics. The recovered PET plastic preprocessing machine can produce recovered PVC plastics with higher purity when effectively improving the purity of the PET plastics.
Description
Technical field
The present invention relates to plastic processing machinery field, particularly a kind of recycled PET plastics preprocessing machine.
Background technology
Plastics be adopt plastics be primary raw material process daily necessities, industrial goods general designation.Because a large amount of productions of plastics, consumption and shorter life cycle make the quantity of plastic refuse sharply increase.The a large amount of discarded huge waste not only causing resource of plastics, also brings high risks to environment: contaminated soil and ocean, burning disposal generation have material in a large number.Become increasingly conspicuous in energy problem, environmental problem is under the new situation increasingly serious, strengthen the great attention that research that technics of reclaim of plastic waste utilizes causes national governments.The recovery of waste or used plastics comprises three phases: collect, sorting and recycling, and the bottleneck of present stage restriction technics of reclaim of plastic waste is the sorting of plastics.
For polyvinyl chloride (PVC), polyethylene terephthalate (PET) plastics, they are usually all for the manufacture of the material of beverage bottle, and physical property is close, and removal process is easy to mix together; Be mixed in PVC the PVC being mixed into minute quantity in a small amount of PET or PET all can have a strong impact on the two reclaim after performance.
Based on the problems referred to above, need a kind of recycled PET plastics preprocessing machine badly.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of recycled PET plastics refiner that can be mixed in separation and recovery PET.
The concrete technical scheme of the present invention is as follows:
Described a kind of recycled PET plastics preprocessing machine, comprises material placing device, dissolver, separator, liquid buffer storage, drying unit;
Described material placing device comprises hopper, hopper cover, stirs motor, stirs; Described hopper top is charging aperture, and bottom is discharging opening; Described hopper cover is arranged on described hopper feed mouth place; Described stir vertically be arranged in described hopper internal cavities, stir bottom and extend described hopper discharging opening slightly top; Described stirring motor is arranged on described hopper cover top, and stirring motor rotating shaft holds together to be connected with described stirring;
Described dissolver comprises dissolution kettle, stirring motor, temperature controller, agitator, heater; Described dissolution kettle is arranged on bottom affiliated material placing device, and the feeding-in solid body mouth being arranged on dissolution kettle top is connected by pipeline with the discharging opening of described feed hopper bottom; Described agitator is arranged in described dissolution kettle, and stirring motor is arranged on described dissolution kettle top and is connected with described agitator; It is inner that described temperature controller and described heater are all arranged on described dissolution kettle, and temperature controller control heater regulates the operating temperature of dissolution kettle at 30-50 DEG C; Solvent is filled with in described dissolution kettle during use;
Described separator comprises high speed liquid remover, conveyer belt; Described high speed liquid remover entrance is exported with described dissolution kettle and is connected by pipeline, and pipeline is provided with valve; Described high speed liquid remover liquid outlet is connected with described liquid buffer storage; Bottom described high speed liquid remover solid outlet, conveyer belt is set;
Described liquid buffer storage comprises buffer memory pump, feeding pump, buffer tank; Described buffer memory pump intake is connected with described high speed liquid remover liquid outlet, and described buffer memory pump discharge is connected with described buffer tank entrance; Described feeding pump entrance exports with described buffer tank and is connected, and described feeding pump outlet is connected with described dissolution kettle;
Described drying unit is dryer; Described conveyer belt is dried by PET solid particle being sent into described dryer bottom described high speed liquid remover solid outlet.
Further, described heater is electric heater.
Further, described heater is coiled steam heater or jacket type steam heater.
Further, described high speed liquid remover can replace with plate and frame type filter-press.
Further, described solvent is the arbitrary proportion mixture of oxolane or dimethylbenzene or oxolane and dimethylbenzene.
A kind of recycled PET plastics preprocessing machine disclosed by the invention, crude product recycled PET plastic grain in hopper is fallen smoothly prevent blocking by stirring the rotation of holding together during work, be arranged on crude product recycled PET plastic grain in dissolution kettle fully to mix under agitator effect with solvent, temperature controller control heater regulates the operating temperature of dissolution kettle at 30-50 DEG C, after stirring 180-240min under keeping 30-50 DEG C of condition, open dissolution kettle outlet valve and solidliquid mixture is introduced high speed liquid remover by Action of Gravity Field, Separation of Solid and Liquid under the effect of high speed liquid remover, solid is fine work recycled PET plastic grain, drying machine drying is introduced through conveyer belt.The isolated liquid of high speed liquid remover is the solvent being dissolved with PVC impurity, introduces buffer tank buffer memory for subsequent use, squeeze into dissolution kettle when reusing through feeding pump through buffer memory pump.Solvent regularly can take out the PVC isolating dissolving after distillation, can again pass into the present invention and reuse after separation.
Beneficial effect of the present invention there are provided a kind of can the equipment of PVC plastic in convenience and high-efficiency separation and recovery PET.Effectively improve the purity of recycled PET plastics, reduce the impact of PVC impurity on PET character.By-product goes out PVC plastic simultaneously, improves economic benefit.
Our experiments show that, the application of the invention, recycled PET plastics purity can be brought up to 99%, and by-product PVC plastic purity is also 98%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is described material placing device structural representation of the present invention.
Fig. 3 is described hopper of the present invention and hopper cover structural representation.
Fig. 4 is dissolver structural representation of the present invention.
Fig. 5 is liquid buffer storage structural representation of the present invention.
Detailed description of the invention
Be further described the specific embodiment of the present invention below in conjunction with drawings and Examples, following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
Embodiment 1
As Figure 1-5, described a kind of recycled PET plastics preprocessing machine, comprises material placing device 1, dissolver 2, separator 3, liquid buffer storage 4, drying unit 5;
Described material placing device 1 comprises hopper 11, hopper cover 12, stirs motor 13, stirs 14; Described hopper 11 top is charging aperture, and bottom is discharging opening; Described hopper cover 12 is arranged on described hopper 11 charging aperture place; Describedly stir 14 and be vertically arranged in described hopper 11 internal cavities, bottom stirring 14, extend described hopper 11 discharging opening slightly top; Described stirring motor 13 is arranged on described hopper cover 12 top, and stirring motor 13 rotating shaft is stirred 14 be connected with described;
Described dissolver 2 comprises dissolution kettle 21, stirring motor 22, temperature controller 23, agitator 24, heater 25; Described dissolution kettle 21 is arranged on bottom affiliated material placing device 1, and the feeding-in solid body mouth being arranged on dissolution kettle 21 top is connected by pipeline with the discharging opening bottom described hopper 11; Described agitator 24 is arranged in described dissolution kettle 21, and stirring motor 22 is arranged on described dissolution kettle 21 top and is connected with described agitator 24; It is inner that described temperature controller 23 and described heater 25 are all arranged on described dissolution kettle 21, and temperature controller 23 control heater 25 regulates the operating temperature of dissolution kettle 21 at 30-50 DEG C, and heater 25 adopts electric heater; Be filled with solvent in dissolution kettle 21 described in used time, solvent adopts oxolane;
Described separator 3 comprises high speed liquid remover 31, conveyer belt 32; Described high speed liquid remover 31 entrance is exported with described dissolution kettle 21 and is connected by pipeline, and pipeline is provided with valve; Described high speed liquid remover 31 liquid outlet is connected with described liquid buffer storage 4; Bottom described high speed liquid remover 31 solid outlet, conveyer belt 32 is set;
Described liquid buffer storage 4 comprises buffer memory pump 41, feeding pump 42, buffer tank 43; Described buffer memory pump 41 entrance is connected with described high speed liquid remover 31 liquid outlet, and described buffer memory pump 41 exports and is connected with described buffer tank 43 entrance; Described feeding pump 42 entrance exports with described buffer tank 43 and is connected, and described feeding pump 42 exports and is connected with described dissolution kettle 21;
Described drying unit 5 is dryer 51; Described conveyer belt 32 is dried by PET solid particle being sent into bottom described high speed liquid remover 31 solid outlet described dryer 51.
Crude product recycled PET plastic grain in hopper 11 is fallen smoothly prevent blocking by stirring the rotation of holding together during work, be arranged on crude product recycled PET plastic grain in dissolution kettle 21 fully to mix under agitator 24 acts on oxolane, temperature controller 23 control heater 25 regulates the operating temperature of dissolution kettle 21 at 30-50 DEG C, after stirring 180-240min under keeping 30-50 DEG C of condition, open dissolution kettle 21 outlet valve and solidliquid mixture is introduced high speed liquid remover 31 by Action of Gravity Field, Separation of Solid and Liquid under high speed liquid remover 31 acts on, solid is fine work recycled PET plastic grain, introduce dryer 51 through conveyer belt 32 to dry.The isolated liquid of high speed liquid remover 31 is the oxolane being dissolved with PVC impurity, introduces buffer tank 43 buffer memory for subsequent use, squeeze into dissolution kettle 21 when reusing through feeding pump 42 through buffer memory pump 41.Oxolane regularly can take out the PVC isolating dissolving after distillation, can again pass into the present invention and reuse after separation.
Embodiment 2
As Figure 1-5, described a kind of recycled PET plastics preprocessing machine, comprises material placing device 1, dissolver 2, separator 3, liquid buffer storage 4, drying unit 5;
Described material placing device 1 comprises hopper 11, hopper cover 12, stirs motor 13, stirs 14; Described hopper 11 top is charging aperture, and bottom is discharging opening; Described hopper cover 12 is arranged on described hopper 11 charging aperture place; Describedly stir 14 and be vertically arranged in described hopper 11 internal cavities, bottom stirring 14, extend described hopper 11 discharging opening slightly top; Described stirring motor 13 is arranged on described hopper cover 12 top, and stirring motor 13 rotating shaft is stirred 14 be connected with described;
Described dissolver 2 comprises dissolution kettle 21, stirring motor 22, temperature controller 23, agitator 24, heater 25; Described dissolution kettle 21 is arranged on bottom affiliated material placing device 1, and the feeding-in solid body mouth being arranged on dissolution kettle 21 top is connected by pipeline with the discharging opening bottom described hopper 11; Described agitator 24 is arranged in described dissolution kettle 21, and stirring motor 22 is arranged on described dissolution kettle 21 top and is connected with described agitator 24; It is inner that described temperature controller 23 and described heater 25 are all arranged on described dissolution kettle 21, and temperature controller 23 control heater 25 regulates the operating temperature of dissolution kettle 21 at 30-50 DEG C, and heater 25 adopts electric heater; Be filled with solvent in described dissolution kettle 21 during use, solvent adopts dimethylbenzene;
Described separator 3 comprises high speed liquid remover 31, conveyer belt 32; Described high speed liquid remover 31 entrance is exported with described dissolution kettle 21 and is connected by pipeline, and pipeline is provided with valve; Described high speed liquid remover 31 liquid outlet is connected with described liquid buffer storage 4; Bottom described high speed liquid remover 31 solid outlet, conveyer belt 32 is set;
Described liquid buffer storage 4 comprises buffer memory pump 41, feeding pump 42, buffer tank 43; Described buffer memory pump 41 entrance is connected with described high speed liquid remover 31 liquid outlet, and described buffer memory pump 41 exports and is connected with described buffer tank 43 entrance; Described feeding pump 42 entrance exports with described buffer tank 43 and is connected, and described feeding pump 42 exports and is connected with described dissolution kettle 21;
Described drying unit 5 is dryer 51; Described conveyer belt 32 is dried by PET solid particle being sent into bottom described high speed liquid remover 31 solid outlet described dryer 51.
Crude product recycled PET plastic grain in hopper 11 is fallen smoothly prevent blocking by stirring the rotation of holding together during work, be arranged on crude product recycled PET plastic grain in dissolution kettle 21 fully to mix under agitator 24 acts on dimethylbenzene, temperature controller 23 control heater 25 regulates the operating temperature of dissolution kettle 21 at 30-50 DEG C, after stirring 180-240min under keeping 30-50 DEG C of condition, open dissolution kettle 21 outlet valve and solidliquid mixture is introduced high speed liquid remover 31 by Action of Gravity Field, Separation of Solid and Liquid under high speed liquid remover 31 acts on, solid is fine work recycled PET plastic grain, introduce dryer 51 through conveyer belt 32 to dry.The isolated liquid of high speed liquid remover 31 is the dimethylbenzene being dissolved with PVC impurity, introduces buffer tank 43 buffer memory for subsequent use, squeeze into dissolution kettle 21 when reusing through feeding pump 42 through buffer memory pump 41.Dimethylbenzene regularly can take out the PVC isolating dissolving after distillation, can again pass into the present invention and reuse after separation.
The above is only preferred embodiments of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. a recycled PET plastics preprocessing machine, is characterized in that, comprises material placing device (1), dissolver (2), separator (3), liquid buffer storage (4), drying unit (5);
Described material placing device (1) comprises hopper (11), hopper cover (12), stirs motor (13), stirs (14); Described hopper (11) top is charging aperture, and bottom is discharging opening; Described hopper cover (12) is arranged on described hopper (11) charging aperture place; Describedly stir (14) and be vertically arranged in described hopper (11) internal cavities, stir (14) bottom and extend described hopper (11) discharging opening slightly top; Described stirring motor (13) is arranged on described hopper cover (12) top, and stirring motor (13) rotating shaft is stirred (14) and is connected with described;
Described dissolver (2) comprises dissolution kettle (21), stirring motor (22), temperature controller (23), agitator (24), heater (25); Described dissolution kettle (21) is arranged on affiliated material placing device (1) bottom, and the feeding-in solid body mouth being arranged on dissolution kettle (21) top is connected by pipeline with the discharging opening of described hopper (11) bottom; Described agitator (24) is arranged in described dissolution kettle (21), and stirring motor (22) is arranged on described dissolution kettle (21) top and is connected with described agitator (24); It is inner that described temperature controller (23) and described heater (25) are all arranged on described dissolution kettle (21), and temperature controller (23) control heater (25) regulates the operating temperature of dissolution kettle (21) at 30-50 DEG C; Solvent is filled with in described dissolution kettle (21) during use;
Described separator (3) comprises high speed liquid remover (31), conveyer belt (32); Described high speed liquid remover (31) entrance is exported with described dissolution kettle (21) and is connected by pipeline, and pipeline is provided with valve; Described high speed liquid remover (31) liquid outlet is connected with described liquid buffer storage (4); Bottom described high speed liquid remover (31) solid outlet, conveyer belt (32) is set;
Described liquid buffer storage (4) comprises buffer memory pump (41), feeding pump (42), buffer tank (43); Described buffer memory pump (41) entrance is connected with described high speed liquid remover (31) liquid outlet, and described buffer memory pump (41) outlet is connected with described buffer tank (43) entrance; Described feeding pump (42) entrance exports with described buffer tank (43) and is connected, and described feeding pump (42) outlet is connected with described dissolution kettle (21);
Described drying unit (5) is dryer (51); Described conveyer belt (32) is dried by PET solid particle being sent into described dryer (51) bottom described high speed liquid remover (31) solid outlet.
2. a kind of recycled PET plastics preprocessing machine as claimed in claim 1, it is characterized in that, described heater (25) is electric heater.
3. a kind of recycled PET plastics preprocessing machine as claimed in claim 1, it is characterized in that, heater (25) is coiled steam heater or jacket type steam heater.
4. a kind of recycled PET plastics preprocessing machine as claimed in claim 1, it is characterized in that, described high speed liquid remover (31) can replace with plate and frame type filter-press.
5. a kind of recycled PET plastics preprocessing machine as claimed in claim 1, it is characterized in that, solvent is the arbitrary proportion mixture of oxolane or dimethylbenzene or oxolane and dimethylbenzene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510578765.8A CN105082402A (en) | 2015-09-11 | 2015-09-11 | Recovered PET plastic preprocessing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510578765.8A CN105082402A (en) | 2015-09-11 | 2015-09-11 | Recovered PET plastic preprocessing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105082402A true CN105082402A (en) | 2015-11-25 |
Family
ID=54564161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510578765.8A Pending CN105082402A (en) | 2015-09-11 | 2015-09-11 | Recovered PET plastic preprocessing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105082402A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201442321U (en) * | 2009-06-11 | 2010-04-28 | 鞍山松利塑料合金有限公司 | Polystyrene waste plastic recycling equipment |
| US20110266377A1 (en) * | 2008-11-07 | 2011-11-03 | Lindner Wolfgang L | Method and installation for separating individual valuable materials from mixed, in particular milled, plastic waste |
| CN202428586U (en) * | 2012-01-10 | 2012-09-12 | 张翰楼 | Solar recycling device for plastic bags |
| CN103113615A (en) * | 2013-02-04 | 2013-05-22 | 恽宏伟 | Sorting method and equipment for reprocessed plastic |
| CN104354243A (en) * | 2014-11-28 | 2015-02-18 | 上海承瑶环保科技有限公司 | System for cleaning and reusing polyester or plastic fragments and technology of system |
-
2015
- 2015-09-11 CN CN201510578765.8A patent/CN105082402A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110266377A1 (en) * | 2008-11-07 | 2011-11-03 | Lindner Wolfgang L | Method and installation for separating individual valuable materials from mixed, in particular milled, plastic waste |
| CN201442321U (en) * | 2009-06-11 | 2010-04-28 | 鞍山松利塑料合金有限公司 | Polystyrene waste plastic recycling equipment |
| CN202428586U (en) * | 2012-01-10 | 2012-09-12 | 张翰楼 | Solar recycling device for plastic bags |
| CN103113615A (en) * | 2013-02-04 | 2013-05-22 | 恽宏伟 | Sorting method and equipment for reprocessed plastic |
| CN104354243A (en) * | 2014-11-28 | 2015-02-18 | 上海承瑶环保科技有限公司 | System for cleaning and reusing polyester or plastic fragments and technology of system |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20151125 |