CN108748787A - A kind of waste plastic bottle recovery method - Google Patents
A kind of waste plastic bottle recovery method Download PDFInfo
- Publication number
- CN108748787A CN108748787A CN201810413351.3A CN201810413351A CN108748787A CN 108748787 A CN108748787 A CN 108748787A CN 201810413351 A CN201810413351 A CN 201810413351A CN 108748787 A CN108748787 A CN 108748787A
- Authority
- CN
- China
- Prior art keywords
- bottle
- plastic bottle
- label
- fragment
- waste plastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
- B29B2017/0015—Washing, rinsing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0203—Separating plastics from plastics
-
- 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
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
-
- 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 present invention discloses a kind of waste plastic bottle recovery method, belongs to plastics recovery technical field, includes the following steps：Plastic bottle is sorted according to unlike material and removes impurity removing；Same type of plastic bottle after sorting is put into fermentation vat, so that the label on bottle is softened by soak；Label is removed, the plastic bottle after immersion is sent into erasing mechanism, passes through the label of the mantle friction removal softening to plastic bottle；Plastic bottle after removal label is put into pulverizer and crushes processing；Plastics bottle fragment is sent into bellows, is removed the label fragments in plastics bottle fragment by drying；Plastics bottle fragment is sent into separate tank, it is different from the density of bottle cap according to bottle, bottle fragment is detached with bottle cap fragment by separating liquid；The bottle fragment obtained after separation is subjected to retort sterilization；Bottle fragment after disinfection is subjected to drying and processing.This method to label at least remove three times, improves the purity of bottle fragment, is convenient for following process.
Description
Technical field
The present invention relates to plastics recovery technical field more particularly to a kind of waste plastic bottle recovery methods.
Background technology
With the development of industry, the application of plastic products has spread the every field of industrial or agricultural and daily life, entirely
The waste plastic rubbish that the world generates daily can not be estimated, but its immense pressure caused by environment is obvious.
In order to handle these plastic garbages, existing method is usually to fill, burn etc..But due to common plastics rubbish
The natural degradation time of rubbish is very long, and generally to pass through 100 years or more could degrade, and also will produce in degradation process a large amount of
The harmful substances such as methane, therefore landfill method has obtained denouncing for many experts；And pernicious gas, the flue dust that burning method generates
Deng directly being impacted to environment.Simultaneously because plastics are as petroleum chemicals, the primary raw material of production is oil, it is a kind of
Non-renewable resources, Global Oil contention at present is more and more fierce, and crude oil cost is higher and higher, therefore plastic product is recycled
Using being to solve the problems, such as the best approach of plastic garbage at present.Threat of the plastic product to environment of its effective solution, simultaneously
Oil crisis can also be alleviated to a certain extent.
Currently, the Portable drinks such as bottled mineral water are since the features such as it is convenient for carrying, clean hygiene, is increasingly by people
Welcome, be to produce a large amount of waste plastic bottle thereupon.Therefore it needs to recycle plastic bottle, then recycling profit
With, it generally requires and it is crushed, is cleaned, detaches impurity etc., but the adhesive of the label due to bottle, lead to label very
Hardly possible removal influences the purity of broken rear plastics, and existing method is to choose the bottle with label, time-consuming and laborious；And bottle
Lid is different from the material of bottle, needs to carry out classification recycling, the effect that artificial hand twists separation bottle cap is poor, of high cost.
Invention content
The purpose of the present invention is to provide a kind of waste plastic bottle recovery methods, to solve bottle existing in the prior art
Label be difficult to remove, the technical issues of bottle cap is difficult to detach with bottle.
As above design, the technical solution adopted in the present invention are：
A kind of waste plastic bottle recovery method, the described method comprises the following steps：
Step 1)：Sorting, sorts plastic bottle according to unlike material and removes impurity removing；
Step 2)：It impregnates, the same type of plastic bottle after sorting is put into fermentation vat, is made on bottle by soak
Label softening；
Step 3)：Label is removed, the plastic bottle after immersion is sent into erasing mechanism, passes through the mantle friction removal to plastic bottle
The label of softening；
Step 4)：It is broken, the plastic bottle after removal label is put into pulverizer and crushes processing；
Step 5)：Wind is washed, and plastics bottle fragment is sent into bellows, is removed the label fragments in plastics bottle fragment by drying
It removes；
Step 6)：Bottle cap is removed, plastics bottle fragment is sent into separate tank, it is different from the density of bottle cap according to bottle, pass through
Separating liquid detaches bottle fragment with bottle cap fragment；
Step 7)：The bottle fragment obtained after separation is carried out retort sterilization by steaming；
Step 8)：Bottle fragment after disinfection is carried out drying and processing by drying.
Wherein, before step 1), including preliminary screening, the plastic bottle of recycling is transported on shaker separator, is passed through
Vibration detaches the label to fall off and surface irregularities, and the label paper and sundries after separation are fallen by the sieve of shaker separator
Collection device is collected.
Wherein, in step 1), the metal or sandstone for going to be equipped in impurity removing, including removal plastic bottle.
Wherein, the plastic bottle after immersion is conveyed into erasing mechanism by screw mechanism, and the erasing mechanism includes several
Erasing brush, the erasing brush are uniformly distributed along the circumferential direction of the plastic bottle, are cleaned to the surface of the plastic bottle.
Wherein, the soak is water, including water-washing step between step 3) and step 4), will remove the plastics after label
Bottle is washed, and the label of plastic bottle surface residual is removed.
Wherein, the soak is oil, including cleaning step between step 3) and step 4), will remove the plastics after label
Bottle is cleaned, the oil and remaining label of removal plastics bottle surface.
Wherein, the density of the separating liquid is less than the density of the bottle, and the density of the separating liquid is more than the bottle
The density of lid.
Wherein, it is provided with agitating device in the separate tank, by stirring so that bottle cap fragment and remaining label fragments
It swims on the surface of separating liquid, and receipts is purged to bottle cap fragment and remaining label fragments by the flowing of separating liquid
Collection.
Wherein, the top of the separate tank offers fluid outlet, is passed through by the separating liquid that the fluid outlet flows out
It is pumped into separate tank again after filter.
Wherein, it is detected, packs and is put in storage after step 8).
Beneficial effects of the present invention：
Waste plastic bottle recovery method proposed by the present invention is convenient for label quilt by softening to the label on bottle
Erasing, is washed by wind, can remove the label of surface residual, and can be air-dried；By separating liquid carry out bottle fragment with
Bottle cap fragment detaches, and at the same time, can also detach remaining label；Therefore, this method to label at least go three times
It removes, improves the purity of bottle fragment, be convenient for following process, there is no pollutant generation, energy conservation and environmental protection to be convenient in removal process
Operation improves resource utilization.
Description of the drawings
Fig. 1 is the main flow chart of waste plastic bottle recovery method provided by the invention；
Fig. 2 is the general flow chart of waste plastic bottle recovery method provided by the invention.
Specific implementation mode
The technical solution further illustrated the present invention below in conjunction with the accompanying drawings with embodiment.It is understood that this place
The specific embodiment of description is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to
Convenient for description, in attached drawing, only the parts related to the present invention are shown and it is not all.
Referring to Fig. 1 and Fig. 2, a kind of waste plastic bottle recovery method, includes the following steps：
Step 1)：Sorting, sorts plastic bottle according to unlike material and removes impurity removing；
Step 2)：It impregnates, the same type of plastic bottle after sorting is put into fermentation vat, is made on bottle by soak
Label softening；
Step 3)：Label is removed, the plastic bottle after immersion is sent into erasing mechanism, passes through the mantle friction removal to plastic bottle
The label of softening；
Step 4)：It is broken, the plastic bottle after removal label is put into pulverizer and crushes processing；
Step 5)：Wind is washed, and plastics bottle fragment is sent into bellows, is removed the label fragments in plastics bottle fragment by drying
It removes；
Step 6)：Bottle cap is removed, plastics bottle fragment is sent into separate tank, it is different from the density of bottle cap according to bottle, pass through
Separating liquid detaches bottle fragment with bottle cap fragment；
Step 7)：The bottle fragment obtained after separation is carried out retort sterilization by steaming；
Step 8)：Bottle fragment after disinfection is carried out drying and processing by drying.
Before step 1), including preliminary screening, the plastic bottle of recycling is transported on shaker separator, it will by vibrating
The label and surface irregularities to fall off is detached, and the label paper and sundries after separation fall into collection dress by the sieve of shaker separator
It sets and is collected.
Because plastic bottle is being recycled in transportational process, many impurity can be adhered to, are carried out by shaker separator preliminary
Screening；In addition, in order to ensure safety and sanitation, an exterminating bacterium processing can also be carried out to plastic bottle.
In step 1), the metal or sandstone that are equipped in impurity removing, including removal plastic bottle are removed.Metal or sandstone matter
Ground is harder, can influence subsequent break process, it is therefore desirable to be purged；It specifically includes and topples over the adamant in plastic bottle
Go out, or the plastic bottle equipped with hard impurity is sorted out.
Plastic bottle after immersion is conveyed into erasing mechanism by screw mechanism, and erasing mechanism includes several erasing brushes, is wiped
Circumferential direction except brush along plastic bottle is uniformly distributed, and is cleaned to the surface of plastic bottle.Erasing mechanism is provided with various ways, can
To be that erasing brush is motionless, plastic bottle is moved between several erasing brushes, can also be, and erasing brush is along the movement side with plastic bottle
It moves in the opposite direction, convenient for increasing the time of contact of erasing brush and plastic bottle, reaches better scrub effect.
Soak can be water, including water-washing step between step 3) and step 4), will go the plastic bottle after label into
Row washing, removes the label of plastic bottle surface residual.Because after label is wiped free of, label powder may be adhered to plastic bottle
On, by washing, convenient for label powder cleaning is removed.Soak may be oil, include between step 3) and step 4)
Cleaning step will go the plastic bottle after label to clean, the oil and remaining label of removal plastics bottle surface.
The density of separating liquid is less than the density of bottle, and the density of separating liquid is more than the density of bottle cap.When bottle fragment and
Bottle cap fragment is put into separating liquid simultaneously, and bottle fragment sinks, bottle cap chips float.It is provided with agitating device in separate tank, leads to
Stirring is crossed so that bottle cap fragment and remaining label fragments are swum on the surface of separating liquid, and by the flowing of separating liquid to bottle
Lid fragment and remaining label fragments are purged collection.The top of separate tank offers fluid outlet, passes through fluid outlet stream
The separating liquid gone out is pumped into separate tank again after filtering, is recycled, and is economized on resources.
It is detected, packs and is put in storage after step 8).
This method to label at least remove three times, and in wiping step, erasing is the mark being attached on bottle
Label；During wind is washed, label fragments are removed；In separating liquid, label fragments are further removed.In addition, in water-washing process,
Remove the label powder on bottle surface.This improves the purity of bottle fragment, are convenient for following process, do not have in removal process
There is pollutant generation, energy conservation and environmental protection is easy to operation, improves resource utilization.
Embodiment of above is to elaborate that the basic principle and characteristic of the present invention, the present invention are not limited by the above embodiment
System, without departing from the spirit and scope of the present invention, the present invention also has various changes, these changes and modifications are all
It falls into scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (10)
1. a kind of waste plastic bottle recovery method, which is characterized in that the described method comprises the following steps：
Step 1)：Sorting, sorts plastic bottle according to unlike material and removes impurity removing；
Step 2)：It impregnates, the same type of plastic bottle after sorting is put into fermentation vat, the mark on bottle is made by soak
Label softening；
Step 3)：Label is removed, the plastic bottle after immersion is sent into erasing mechanism, by removing softening to the mantle friction of plastic bottle
Label；
Step 4)：It is broken, the plastic bottle after removal label is put into pulverizer and crushes processing；
Step 5)：Wind is washed, and plastics bottle fragment is sent into bellows, is removed the label fragments in plastics bottle fragment by drying；
Step 6)：Bottle cap is removed, plastics bottle fragment is sent into separate tank, it is different from the density of bottle cap according to bottle, pass through separation
Liquid detaches bottle fragment with bottle cap fragment；
Step 7)：The bottle fragment obtained after separation is carried out retort sterilization by steaming；
Step 8)：Bottle fragment after disinfection is carried out drying and processing by drying.
2. waste plastic bottle recovery method according to claim 1, which is characterized in that before step 1), including it is preliminary
Screening, the plastic bottle of recycling is transported on shaker separator, is detached the label to fall off and surface irregularities by vibrating,
Label paper and sundries after separation fall into collection device by the sieve of shaker separator and are collected.
3. waste plastic bottle recovery method according to claim 1, which is characterized in that described to go to clean in step 1)
The metal or sandstone being equipped in object, including removal plastic bottle.
4. waste plastic bottle recovery method according to claim 1, which is characterized in that the plastic bottle after immersion passes through spiral
Mechanism is conveyed into erasing mechanism, and the erasing mechanism includes several erasing brushes, circumferential direction of the erasing brush along the plastic bottle
It is uniformly distributed, the surface of the plastic bottle is cleaned.
5. waste plastic bottle recovery method according to claim 1, which is characterized in that the soak is water, in step
3) include water-washing step between step 4), the plastic bottle after label will be gone to wash, remove the mark of plastic bottle surface residual
Label.
6. waste plastic bottle recovery method according to claim 1, which is characterized in that the soak is oil, in step
3) include cleaning step between step 4), the plastic bottle after label will be gone to clean, remove the oily and residual of plastics bottle surface
Remaining label.
7. according to claim 1-6 any one of them waste plastic bottle recovery methods, which is characterized in that the separating liquid it is close
Degree is less than the density of the bottle, and the density of the separating liquid is more than the density of the bottle cap.
8. according to claim 1-6 any one of them waste plastic bottle recovery methods, which is characterized in that set in the separate tank
It is equipped with agitating device, by stirring so that bottle cap fragment and remaining label fragments are swum on the surface of separating liquid, and are passed through
The flowing of separating liquid is purged collection to bottle cap fragment and remaining label fragments.
9. waste plastic bottle recovery method according to claim 8, which is characterized in that the top of the separate tank offers
Fluid outlet, the separating liquid flowed out by the fluid outlet are pumped into separate tank again after filtering.
10. according to claim 1-6 any one of them waste plastic bottle recovery methods, which is characterized in that after step 8)
It is detected, packs and is put in storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810413351.3A CN108748787A (en) | 2018-05-03 | 2018-05-03 | A kind of waste plastic bottle recovery method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810413351.3A CN108748787A (en) | 2018-05-03 | 2018-05-03 | A kind of waste plastic bottle recovery method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108748787A true CN108748787A (en) | 2018-11-06 |
Family
ID=64009472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810413351.3A Withdrawn CN108748787A (en) | 2018-05-03 | 2018-05-03 | A kind of waste plastic bottle recovery method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108748787A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110919923A (en) * | 2019-12-11 | 2020-03-27 | 郎舒恬 | PET plastic bottle processing technology |
| CN111216281A (en) * | 2019-12-02 | 2020-06-02 | 浙江华诺医药包装有限公司 | Label separator |
| CN112026055A (en) * | 2020-08-13 | 2020-12-04 | 张�荣 | Reclaimed plastic recovery processing device |
| CN113119344A (en) * | 2019-12-31 | 2021-07-16 | 天津塑粒环保科技有限公司 | Method for crushing, cleaning and recycling PET waste plastic bottles |
| CN113119345A (en) * | 2019-12-31 | 2021-07-16 | 天津塑粒环保科技有限公司 | Broken recovery system that washs of PET three-colour bottle brick |
| CN113478686A (en) * | 2021-05-20 | 2021-10-08 | 潘振兴 | Medical plastic recovery device with cleaning, decontaminating and separating functions |
-
2018
- 2018-05-03 CN CN201810413351.3A patent/CN108748787A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111216281A (en) * | 2019-12-02 | 2020-06-02 | 浙江华诺医药包装有限公司 | Label separator |
| CN111216281B (en) * | 2019-12-02 | 2022-01-14 | 浙江华诺医药包装有限公司 | Label separator |
| CN110919923A (en) * | 2019-12-11 | 2020-03-27 | 郎舒恬 | PET plastic bottle processing technology |
| CN110919923B (en) * | 2019-12-11 | 2020-11-06 | 台州市领拓塑业有限公司 | PET plastic bottle processing technology |
| CN113119344A (en) * | 2019-12-31 | 2021-07-16 | 天津塑粒环保科技有限公司 | Method for crushing, cleaning and recycling PET waste plastic bottles |
| CN113119345A (en) * | 2019-12-31 | 2021-07-16 | 天津塑粒环保科技有限公司 | Broken recovery system that washs of PET three-colour bottle brick |
| CN113119345B (en) * | 2019-12-31 | 2022-07-05 | 天津塑粒环保科技有限公司 | Broken recovery system that washs of PET three-colour bottle brick |
| CN112026055A (en) * | 2020-08-13 | 2020-12-04 | 张�荣 | Reclaimed plastic recovery processing device |
| CN113478686A (en) * | 2021-05-20 | 2021-10-08 | 潘振兴 | Medical plastic recovery device with cleaning, decontaminating and separating functions |
| CN113478686B (en) * | 2021-05-20 | 2023-10-13 | 黔西南州瑞力恒塑业发展有限公司 | Medical plastic recycling device with cleaning, decontaminating and separating functions |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181106 |
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| WW01 | Invention patent application withdrawn after publication |