CN208617743U - A kind of waste and old polyester textile recovery system - Google Patents
A kind of waste and old polyester textile recovery system Download PDFInfo
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- CN208617743U CN208617743U CN201821305359.XU CN201821305359U CN208617743U CN 208617743 U CN208617743 U CN 208617743U CN 201821305359 U CN201821305359 U CN 201821305359U CN 208617743 U CN208617743 U CN 208617743U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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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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Abstract
The utility model provides a kind of waste and old polyester textile recovery system, it has the feature that, it include: washing facility, alcoholysis device, equipment for purifying, polycondensation plant, granulate equipment, spinning equipment and auxiliary agent equipment, wherein, washing facility has material conveyor belt, waste and old polyester textile is sent into system, washing facility, alcoholysis device, equipment for purifying and polycondensation plant are sequentially connected by pipeline, auxiliary agent equipment has the first auxiliary agent addition end and be connected to the second auxiliary agent addition end that equipment for purifying is connected on pipeline with polycondensation plant for being connected to that washing facility is connected on pipeline with alcoholysis device, the input side of granulate equipment is connected to the outlet side of polycondensation plant, the outlet side of granulate equipment exports recycled polyester particle, the input side of spinning equipment is connected to the outlet side of polycondensation plant, the outlet side output regeneration of spinning equipment is poly- Ester fiber.
Description
Technical field
The utility model relates to polyester reclaimer technical fields, and in particular to a kind of suitable for the useless of glycolysis alcoholysis method
Old polyester-containing textiles recovery system.
Background technique
With the fast development of China's PET industry, the recycling and reusing of polyester-containing textiles is also gradually by social weight
Depending on, although polyester itself is nontoxic, it is difficult to degrade in nature, once processing is bad to cause dirt to environment
Dye.Parylene's glycol ester (PET) is the high polymer obtained by ethylene glycol terephthalate (BHET) condensation polymerization,
BHET monomer is formed by ethylene glycol and p phthalic acid esterification.Currently, the chemical recovery method of the Pillar recovery of mainstream mostly uses
Methanolysis method, this method rate of recovery and product quality are all more considerable, but industrially, methanol is inflammable and explosive, technique
Implement it is complex, so it is not appropriate for being widely applied.Emerging glycolysis alcoholysis method is more compared to Methanolysis method
Safety, and there is biggish practical value, but the current corresponding polyester recyclable device function of glycolysis alcoholysis method is too simple
The quality of obtained product is not high, therefore, need further to optimize.
Utility model content
The utility model is to carry out to solve the above-mentioned problems, and it is an object of the present invention to provide a kind of be suitable for glycolysis alcoholysis
The waste and old polyester textile recovery system of method.
The utility model provides a kind of waste and old polyester textile recovery system, has the feature that, comprising: washing is set
Standby, alcoholysis device, equipment for purifying, polycondensation plant, granulate equipment, spinning equipment and auxiliary agent equipment, wherein washing facility has
Waste and old polyester textile is sent into system by material conveyor belt, and washing facility, alcoholysis device, equipment for purifying and polycondensation plant are logical
Piping is sequentially connected, and auxiliary agent equipment, which has, is connected to the first auxiliary agent addition that washing facility is connected on pipeline with alcoholysis device
The second auxiliary agent addition end that equipment for purifying is connected on pipeline with polycondensation plant is held and is connected to, the input side of granulate equipment connects
The outlet side in polycondensation plant is connect, the outlet side of granulate equipment exports recycled polyester particle, and the input side of spinning equipment is connected to
The outlet side of the outlet side of polycondensation plant, spinning equipment exports Regenerated Polyester Fibres.
In waste and old polyester textile recovery system provided by the utility model, it can also have the following features: wherein,
Spray piping and devil liquor recovery slot are additionally provided in washing facility.
In waste and old polyester textile recovery system provided by the utility model, it can also have the following features: wherein,
The second auxiliary agent for being provided with the first auxiliary agent pump for accommodating the first catalyst in auxiliary agent equipment and accommodating the second catalyst pumps, and first
Auxiliary agent pump and the second auxiliary agent pump add end with the first auxiliary agent respectively and the second auxiliary agent addition end is connected.
In waste and old polyester textile recovery system provided by the utility model, it can also have the following features: wherein,
Equipment for purifying includes the vacuum distillation kettle being linked in sequence, the first dilution kettle, the second dilution kettle, whizzer.
In waste and old polyester textile recovery system provided by the utility model, it can also have the following features: wherein,
Polycondensation plant includes the prepolymerization kettle and terminal polymerization kettle being linked in sequence.
In waste and old polyester textile recovery system provided by the utility model, it can also have the following features: wherein,
There is alcoholysis kettle in alcoholysis device.
In waste and old polyester textile recovery system provided by the utility model, which is characterized in that further include: recycling is set
It is standby, wherein there are two input port and three delivery outlets, two input ports to return respectively with the waste liquid of washing facility for reclaimer tool
Receive slot, the vacuum distillation kettle of equipment for purifying is connected, three delivery outlets respectively with the spray piping of washing facility, alcoholysis device
Alcoholysis kettle, equipment for purifying dilution kettle be connected.
The action and effect of utility model
Be provided with washing facility in the waste and old polyester textile recovery system of the utility model, to waste and old polyester textile into
Row ethylene glycol washing pretreatment, so that react more smooth in the alcoholysis device that textile continues after entering, reaction efficiency
It is higher.
The utility model is additionally provided with equipment for purifying, is connected to the outlet side of alcoholysis device, and textile is raw through alcoholysis device
At BHET, equipment for purifying BHET purifies it, obtains the BHET of higher quality, by the BHET polycondensation again of such higher quality
The PET obtained after polycondensation in equipment, it is middle compared to the prior art to recycle obtained PET also quality with higher.
The utility model is additionally provided with spinning equipment and granulate equipment, recycling of the waste and old polyester textile through the utility model
System can directly obtain recycled polyester particle or Regenerated Polyester Fibres, optimize the function of recovery system.
The utility model is provided with reclaimer, and there are two input ports for reclaimer setting, and treatment process process can be recycled
In waste liquid, and be arranged in the treatment process that there are three delivery outlet, the component after recovery processing is used to next time, effectively realize
The recycling of raw material components.
The waste and old polyester textile recovery system of the utility model is realized waste polyester textile recycling and reusing, section
About resource protects environment, has important practical significance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of waste and old polyester textile recovery system in the embodiments of the present invention.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, with
Lower embodiment combination attached drawing is specifically addressed the waste and old polyester textile recovery system of the utility model.
As shown in Figure 1, waste and old polyester textile recovery system 100 in the present embodiment include washing facility, alcoholysis device,
Equipment for purifying, polycondensation plant, granulate equipment, spinning equipment, auxiliary agent equipment and reclaimer.
Washing facility, alcoholysis device, equipment for purifying and polycondensation plant are sequentially connected by pipeline.Washing facility has object
Expect conveyer belt, ethylene glycol spray piping and ethylene glycol devil liquor recovery slot.There is alcoholysis kettle in alcoholysis device.Equipment for purifying has
The vacuum distillation kettle of sequential connection, the first dilution kettle, the second dilution kettle, whizzer.Polycondensation plant has sequential connection
Prepolymerization kettle and terminal polymerization kettle.
Be provided in auxiliary agent equipment containing catalyst zinc acetate the first auxiliary agent pump and containing catalyst antimony glycol or
Second auxiliary agent of titanium ethylene glycolate antimony pumps.First auxiliary agent pump is connect with the first auxiliary agent addition end, and the first auxiliary agent addition end setting is being washed
It washs equipment to be connected on fluid line with alcoholysis device, the second auxiliary agent pump is connected with the second auxiliary agent addition end, and the second auxiliary agent adds
End setting is added to be connected on pipeline in equipment for purifying with polycondensation plant.
The input side of granulate equipment is connected to the outlet side of polycondensation plant, and the outlet side of granulate equipment exports recycled polyester grain
Son.The input side of spinning equipment is connected to the outlet side of polycondensation plant, and the outlet side of spinning equipment exports Regenerated Polyester Fibres.
Reclaimer achievees the effect that recycle for being fractionated ethylene glycol and water.Reclaimer has for recycling second
Two input ports of glycol waste liquid and for output processing after ethylene glycol three delivery outlets.Two input ports respectively with washing
The ethylene glycol devil liquor recovery slot of equipment, the vacuum distillation kettle of equipment for purifying are connected, three delivery outlets respectively with washing facility
Ethylene glycol spray piping, the alcoholysis kettle of alcoholysis device, the first dilution kettle of equipment for purifying and the second dilution kettle are connected.
The production process of waste textile recycling and reusing is carried out such as using above-mentioned waste and old polyester textile recovery system 100
Under:
Firstly, material conveyor belt will be sent into system, ethylene glycol spray piping as the waste and old polyester of raw material (PET) textile
It sprays ethylene glycol to wash waste and old polyester textile, extra ethylene glycol waste liquid flows into ethylene glycol devil liquor recovery slot, then leads to
It crosses in ethylene glycol devil liquor recovery slot inflow reclaimer and is recycled.
Then, the waste and old polyester textile after washed enters alcoholysis device, while setting is set in washing facility and alcoholysis
The first auxiliary agent on standby fluid line adds end injecting catalyst zinc acetate, and alcoholysis reaction is carried out in alcoholysis kettle, obtains pair
Ethylene terephthalate (BHET).
After the completion of alcoholysis reaction, material BHET enters equipment for purifying, is evaporated under reduced pressure kettle in vacuum distillation kettle and distilled out
Excessive ethylene glycol, then successively first dilution kettle and second dilution kettle in be diluted, be finally dried in rationality drying machine,
To reach deduction effect.The extra ethylene glycol that vacuum distillation kettle distills out flows into reclaimer.
After purification, material enters polycondensation plant, under catalyst glycol antimony or titanium ethylene glycolate catalysis in prepolymerization reactor
Precondensation is carried out, then, final minification is completed in terminal polymerization kettle and gathers, obtain recycled polyester PET.
After completing polycondensation, recycled polyester melt enters pelletizing system and obtains recycled polyester particle finished product, or enters spinning
System carries out spinning or slice using existing Conventional melt direct spinning process in spinning system.
Recovery system handles the ethylene glycol waste liquid of recycling, flows into washing again by the ethylene glycol after being fractionated and water and sets
The alcoholysis kettle of standby ethylene glycol spray piping, alcoholysis device and two dilution kettles of equipment for purifying are recycled with realizing.
Above embodiment is the preferred case of the utility model, is not intended to limit the protection scope of the utility model.
Claims (7)
1. a kind of waste and old polyester textile recovery system, for will be waste and old it is characterised by comprising:
Washing facility, alcoholysis device, equipment for purifying, polycondensation plant, granulate equipment, spinning equipment and auxiliary agent equipment,
Wherein, the washing facility has material conveyor belt, and the waste and old polyester textile is sent into system,
The washing facility, the alcoholysis device, the equipment for purifying and the polycondensation plant are sequentially connected by pipeline,
The auxiliary agent equipment, which has, to be connected to the first auxiliary agent that the washing facility is connected on pipeline with the alcoholysis device and adds
Add end and be connected to the second auxiliary agent addition end that the equipment for purifying is connected on pipeline with the polycondensation plant,
The input side of the granulate equipment is connected to the outlet side of the polycondensation plant, and the outlet side output of the granulate equipment is again
Raw polyester granules,
The input side of the spinning equipment is connected to the outlet side of the polycondensation plant, and the outlet side output of the spinning equipment is again
Raw polyester fiber.
2. waste and old polyester textile recovery system according to claim 1, it is characterised in that:
Wherein, spray piping and devil liquor recovery slot are additionally provided in the washing facility.
3. waste and old polyester textile recovery system according to claim 1, it is characterised in that:
Wherein, it is provided with the first auxiliary agent pump for accommodating the first catalyst in the auxiliary agent equipment and accommodates the of the second catalyst
Two auxiliary agents pump,
The first auxiliary agent pump and second auxiliary agent pump add end and second auxiliary agent with first auxiliary agent respectively
Addition end is connected.
4. waste and old polyester textile recovery system according to claim 1, it is characterised in that:
Wherein, the equipment for purifying includes the vacuum distillation kettle being linked in sequence, the first dilution kettle, the second dilution kettle, centrifugal drying
Machine.
5. waste and old polyester textile recovery system according to claim 1, it is characterised in that:
Wherein, the polycondensation plant includes the prepolymerization kettle and terminal polymerization kettle being linked in sequence.
6. waste and old polyester textile recovery system according to claim 1, it is characterised in that:
Wherein, there is alcoholysis kettle in the alcoholysis device.
7. waste and old polyester textile recovery system described according to claim 1~any one of 6, which is characterized in that also wrap
It includes:
Reclaimer,
Wherein, input port and three delivery outlets there are two the reclaimer tools,
Two input ports are connected with the vacuum distillation kettle of the devil liquor recovery slot of the washing facility, the equipment for purifying respectively
It connects,
Three delivery outlets respectively with the spray piping of the washing facility, the alcoholysis kettle of the alcoholysis device, the purification
The dilution kettle of equipment is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305359.XU CN208617743U (en) | 2018-08-14 | 2018-08-14 | A kind of waste and old polyester textile recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305359.XU CN208617743U (en) | 2018-08-14 | 2018-08-14 | A kind of waste and old polyester textile recovery system |
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| Publication Number | Publication Date |
|---|---|
| CN208617743U true CN208617743U (en) | 2019-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821305359.XU Active CN208617743U (en) | 2018-08-14 | 2018-08-14 | A kind of waste and old polyester textile recovery system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112625221A (en) * | 2020-12-26 | 2021-04-09 | 扬州普立特科技发展有限公司 | Production equipment for producing PBT (polybutylene terephthalate) by recycling polyester to regenerate BHET (BHET) |
-
2018
- 2018-08-14 CN CN201821305359.XU patent/CN208617743U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112625221A (en) * | 2020-12-26 | 2021-04-09 | 扬州普立特科技发展有限公司 | Production equipment for producing PBT (polybutylene terephthalate) by recycling polyester to regenerate BHET (BHET) |
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