CN206106152U - Little plastics separator - Google Patents
Little plastics separator Download PDFInfo
- Publication number
- CN206106152U CN206106152U CN201621184268.6U CN201621184268U CN206106152U CN 206106152 U CN206106152 U CN 206106152U CN 201621184268 U CN201621184268 U CN 201621184268U CN 206106152 U CN206106152 U CN 206106152U
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- Prior art keywords
- column
- agitator
- micro
- column body
- lower column
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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 relates to a little plastics separator, including the last column body, the lower column body, push -pull valve, agitator and filter membrane, upward the column body and lower column body top -down set gradually and connect into the tube -shape body together jointly, it is the same with the internal diameter of the lower column body to go up the column body, deposit and the density solution that has the pending open -air natural water body is packed by the internal portion of tube -shape, the deposit and the density solution of the pending open -air natural water body of the internal portion of beater mill tube -shape, the push -pull valve is placed in between the column body and the lower column body and is used for the isolation or has a perfect understanding going up the column body and the lower column body, when the column is personally experienced sth. Part of the body with the lower column body on the push -pull valve is kept apart, go up liquid flow warp to the filter membrane in the column body the utility model provides a can quick effectual separator with little plastics pollutant that little plastic granules separation and extraction came out in the deposit in the waters such as rivers and lakes.
Description
Technical field
This utility model belongs to field of solid waste treating technology, is related to a kind of micro- plastic selector, more particularly to
A kind of segregation apparatuss of plastic pollution thing micro- suitable for the deposit of the water bodys such as rivers and lakes.
Background technology
With plastic product production and use, plastic garbage as a kind of pollutant being widely present in environment, by
Gradually cause the attention of people.However, plastics are difficult to the attribute degraded due to it, can be present in for a long time in environment, including from
Right water body and soil, this causes this hazards of pollutants to greatly reinforce.Micro- plastics refer to plastics of the diameter less than 5 millimeters
Grain, it is typically decomposed by oarse-grained plastic garbage, while can also result from additive in the middle of personal care articles with
And Commercial pellet raw material.And there be the washess discharge of chemical fibre clothes in more common source.Common micro- plastic grain can be by
The various material compositions such as polyethylene, polypropylene, polystyrene, polrvinyl chloride, polyurethane, Merlon and nylon.Micro- plastics
Can hinder the propagation of light in water body, and the poisonous additive contained in plastics in the form of micro- plastics when, it is easier to release
In being put into environment, so as to work the mischief to the biology in environment, the health and safety of ecosystem is also threaten.This plastics slightly
More than 1, some density are less than 1 to some density of granule.Micro- plastics of the density more than 1, will be deposited to deposit after into water body
In；Density after 1 micro- plastics its surface attachment microorganisms less than being likely to sink under water.This plastic pollution thing slightly may be by
Zoobenthos is eaten by mistake, so as to produce threat to benthon.And the aquatile for having eaten micro- plastics by mistake can be brought disaster upon by food chain
And human health.Therefore, micro- plastics become the study hotspot of current scientist.However, the micro- plastic grain in for deposit,
Because its diameter it is little, it is difficult to collect, now not particularly preferred method and apparatus is separating.
Utility model content
This utility model purpose is the defect and the blank of prior art for existing method and device, and then there is provided one
Micro- plastic pollution thing that kind can fast and effectively by micro- plastic grain separation and Extraction in deposit in the water bodys such as rivers and lakes out
Segregation apparatuss.
To achieve these goals, this utility model is adopted the following technical scheme that：
A kind of micro- plastic selector, it is characterised in that：Described device includes upper column, lower column, push-pull valve, stirs
Mix device and filter membrane；The upper column and lower column set gradually from top to bottom together and are connected into jointly cylindrical body；
The upper column is identical with the internal diameter of lower column；The deposition of cylindrical body inside filling field natural water to be handled
Thing and density solution；The deposit and density of the pending field natural water in portion are molten in the agitator stirring tubular body
Liquid；The push-pull valve be placed between column and lower column and for isolate or insertion on column and lower column；When
When the upper column of push-pull valve isolation is with lower column, the liquid in the upper column is flowed through to filter membrane.
Preferably, the push-pull valve that this utility model is adopted includes plate, connecting rod and handle；The handle passes through
Connecting rod is connected with plate and drives plate to stretch into or exit between upper column and lower column.
Preferably, the filter membrane that this utility model is adopted is glass fiber filter；The aperture of the filter membrane is that basis is treated
What the diameter of detached micro- plastic grain determined.
Preferably, the agitator that this utility model is adopted is built-in agitator or external agitator.
Preferably, when the agitator that this utility model is adopted is built-in agitator, the agitator includes stirring
Leaf, motor, base and montant；The montant is placed on base；The base is placed in outside cylindrical body；The motor is placed in perpendicular
It is connected on bar and with paddle；The Motor drive paddle is rotated；When the agitator is external agitator, the stirring
Device is magnetic stirring apparatuss.
The utility model has the advantages that：
This utility model provides a kind of segregation apparatuss of micro- plastic pollution thing, and the wherein device is in collection field nature
Oven drying at low temperature or lyophilizing are carried out after the deposit of water body, pending sample is obtained；It is close by adding in resulting pending sample
It is sufficiently stirred for after degree solution, until pending sample is suspended in completely in density solution, is divided successively from top to bottom after standing
For non-precipitating layer and the beds of precipitation；Extract non-precipitating layer and non-precipitating layer is passed through into filter membrane；Liquid after filter membrane repeats to make
With；Micro- plastic grain in the deposit of field natural water, specifically, this reality are included but is not limited to by the material that filter membrane is isolated
Had the advantage that with new：
1) separation efficiency is high, and process time is short.Density solution that this utility model is utilized will can mix in deposit
The lighter micro- plastic grain of density is suspended into solution upper strata, and heavier deposit still in solution bottom, so as to reach separation
Purpose.Perusal and the process selected are compared to, using this device detached process time is substantially shorter, also reduced
Detached difficulty.
2) device is simple, easily operation.This utility model is made up of column, push-pull valve and the part of agitator three, structure
Simply.Only need to add the solution of proper density, then stirred, i.e., micro- plastics quickly and easily in separable deposit
Grain, for the research of micro- plastic pollution a kind of suitable device is provided.
3) it is widely used.Poisons in freshwater deposit, marine sediment etc., are suitable for this device, and by adjusting solution
Density, be capable of achieving the micro- plastic grain for separating various density.
4) density solution recoverable is used in experiment.Used density solution, can realize reclaiming by the operation such as filtration
Utilize, use cost can be reduced.
Description of the drawings
This illustrates provided picture for aiding in being further understood to of the present utility model, used as this utility model
A part for application, is not constituted to improper restriction of the present utility model：
Fig. 1 is the operating process schematic diagram of micro- plastic selector provided by the utility model；
Fig. 2 is the structural representation of micro- plastic selector provided by the utility model；
Fig. 3 is the preferred construction schematic diagram of micro- plastic selector provided by the utility model；
Fig. 4 is the CONCENTRATION DENSITY curve that this utility model is adopted；
Wherein：
The upper columns of 1-；2- push-pull valves；Column under 3-；4- paddles；5- plates；6- connecting rods；7- handles；8- is electric
Machine；9- montants；10- bases.
Specific embodiment
Referring to Fig. 2 and Fig. 3, this utility model provides a kind of micro- plastic selector, device include upper column 1,
Lower column 3, push-pull valve 2, agitator and filter membrane；Upper column 1 and lower column 3 set gradually from top to bottom together
And it is connected into cylindrical body jointly；Upper column 1 is identical with the internal diameter of lower column 3；Cylindrical body inside filling field to be handled is certainly
The deposit and density solution of right water body；Agitator stirring tubular body in portion pending field natural water deposit with
And density solution；Push-pull valve 2 be placed between column 1 and lower column 3 and for isolate or insertion on column 1 and lower prop
Shape body 3；When the upper column 1 of the isolation of push-pull valve 2 is with lower column 3, the liquid in upper column 1 is flowed through to filter membrane.Column
Middle valve can be push-pull valve, or other kinds of valve.
Push-pull valve 2 includes plate 5, connecting rod 6 and handle 7；Handle 7 is connected with plate 5 and is driven slotting by connecting rod 6
Plate 5 is stretched into or exited between column 1 and lower column 3.Push-pull valve 2 can be separated with lower column 3, can easily be removed down
The deposit for getting off is deposited in column 3.
Filter membrane is glass fiber filter；The aperture of filter membrane is determined according to the diameter of micro- plastic grain to be separated.
Agitator is built-in agitator or external agitator；When agitator is built-in agitator, agitator includes
Paddle 4, motor 8, base 10 and montant 9；Montant 9 is placed on base 10；Base 10 is placed in outside cylindrical body；Motor 8 is put
It is connected on montant 9 and with paddle 4；Motor 8 drives paddle 4 to rotate；When agitator is external agitator, agitator is
Magnetic stirring apparatuss or motor-driven agitator.
Micro- plastic selector provided by the utility model can fast and effectively utilize certain density solution by deposit
In micro- plastic grain separation and Extraction out.
Referring to Fig. 1, the specifically used mode of micro- plastic selector provided by the utility model is：
1) deposit of field natural water is gathered；
2) to step 1) deposit of field natural water that collected carries out oven drying at low temperature or lyophilizing, obtains waiting to locate
Reason sample；The temperature of oven drying at low temperature is not more than 60 DEG C；
3) in step 2) obtained by pending sample in add density solution after be sufficiently stirred for, until step 2) in
Pending sample be suspended in completely in density solution, be divided into non-precipitating layer and the beds of precipitation after standing from top to bottom；It is close
The solute of degree solution is one kind or combination in sodium iodide, zinc chloride and potassium formate.Density solution is big using density, dissolubility
The solutes such as sodium iodide well, zinc chloride or potassium formate, with water as solvent.According to the density of measurement solute variable concentrations solution, system
Make a concentration and density curve, the solution of desired density is prepared with this.Under density solution effect, micro- plastic grain can float
Float on liquid level top layer, and deposit sinks to solution bottom, reaches detached effect.Wherein, density solution according to CONCENTRATION DENSITY
Curve (referring to Fig. 4) preparing, wherein, abscissa for solvent concentration, vertical coordinate for solution density, select to need is close
Degree, substitutes into curve equation, you can obtain preparing the solution concentration of the density.Solute is potassium formate in Fig. 4, meanwhile, the choosing of solute
Select and be not limited to potassium formate, sodium iodide and zinc chloride can also serve as the solute of density solution.
4) extract non-precipitating layer and non-precipitating layer is passed through into filter membrane；Liquid repeat step 3 after filter membrane) use；Quilt
The material of filter membrane isolation includes but is not limited to micro- plastic grain in the deposit of field natural water.Filter membrane is glass fibre filter
Film, the aperture of filter membrane is determined according to the diameter of micro- plastic grain to be separated.
5) deposition of the including but not limited to field natural water isolated by filter membrane is observed by naked eyes or Stereo microscope
Micro- plastic grain in thing；
Embodiment one：
Referring to Fig. 1, based on micro- plastic selector provided by the utility model, in the separation carried out to pollutant,
Pre-treatment deposit first, by drying (<60 DEG C) or the sediment sample of frozen dried load column bottom, and add close
Spend for 1.5g/cm3Density solution (density can be adjusted separately as needed).Now, push-pull valve is in open mode.Opening is stirred
Device is mixed, deposit and density solution are stirred and appropriate many stirrings a period of time (30 minutes), now removed external
Formula agitator.By solution left standstill 24 hours.Push-pull valve is closed, lower part column is separated with push-pull valve, remove the heavy of bottom
Product thing.With Suction filtration device is by the solution in upper part column and floats on micro- plastic grain on liquid level upper strata and filters in glass
On fibrous filter membrane.Naked eyes or the micro- plastic grain observed on filter membrane by Stereo microscope.
Embodiment two：
As shown in Fig. 2 this utility model provides a kind of device that micro- plastics are separated from deposit.Wherein, upper column
The height of body 1 and lower column 3 15cm, the equal 10cm of diameter, intermediate connections are push-pull valve 2, bottom have paddle 4 and with stir
Mix the connected motor 8 of leaf.Upper column 1 is spliced into a column jointly with lower column 3, and the effect of column is to provide one
The individual container for accommodating deposit and density solution；The effect of built-in agitator is to provide mixing power, makes deposit and density solution
Can be sufficiently mixed, and allow the less micro- plastic grain of density gradually to float on solution upper strata；The effect of push-pull valve 2 is in solution
Stand after stablizing, upper solution and seabed sediment are separated, recycle the activeness of push-pull valve 2 and column, pull down
Bottom, retains top solution, and then facilitates subsequent treatment to float on micro- plastic grain on upper strata.
Embodiment three：
Referring to Fig. 3, the device that micro- plastics are separated from deposit provided by the utility model.To increase single treatment
Amount, the volume of column can increase upper column 1 and lower column 3, and separated micro- plastic density is less than 1.7g/cm3, it is single
Secondary treating capacity is preferred with being sufficiently mixed deposit with density solution, then the volume of deposit is no more than bottom column volume
50%；Add density solution, and turn on agitator.Agitator adopts external metal agitator, the metal agitator to include bottom
Seat 10, montant 9, motor 8 and paddle 4；Montant 9 is arranged on base 10；Motor 8 is arranged on montant 9；Motor 8 with stir
Mix leaf 4 to be connected and drive paddle 4 to rotate；Rotating speed should be first slow rear fast, until deposit is stirred completely, and it is molten with density
Liquid contacts more than 30min.Operate before this, plate 5 is open mode.Treat solution left standstill overnight, deposit is fully precipitated, micro- plastics
Fully floating, then close push-pull valve 2, unloads lower column 3.By the solution in upper column 1 by filter membrane, the concentration of micro- plastics
On filter membrane, realize that micro- plastics reach detached purpose with deposit.
It should be noted that this utility model outside several basic modes, can also be connected more than by changing column
The valve at place, changes the material of different parts, changes the approach such as the alr mode of agitator to realize separating micro- modeling in deposit
The purpose of material, these are all protection domains of the present utility model, and above example is only to illustrate technical side of the present utility model
Case rather than the restriction to this utility model protection domain, although being explained in detail to this utility model with reference to preferred embodiment,
It will be understood by those within the art that, the technical solution of the utility model can be modified or equivalent,
Without deviating from the spirit and scope of technical solutions of the utility model.
Claims (5)
1. a kind of micro- plastic selector, it is characterised in that：Described device includes upper column（1）, lower column（3）, plate
Valve（2）, agitator and filter membrane；The upper column（1）And lower column（3）Set gradually from top to bottom together and common
It is same to be connected into cylindrical body；The upper column（1）With lower column（3）Internal diameter it is identical；Cylindrical body inside filling needs to be located
The deposit and density solution of reason field natural water；The pending field Natural Water in portion in the agitator stirring tubular body
The deposit and density solution of body；The push-pull valve（2）It is placed in column（1）With lower column（3）Between and be used for every
From or insertion on column（1）With lower column（3）；Work as push-pull valve（2）Column in isolation（1）With lower column（3）When, institute
State column（1）In liquid flow through to filter membrane.
2. micro- plastic selector according to claim 1, it is characterised in that：The push-pull valve（2）Including plate（5）、
Connecting rod（6）And handle（7）；The handle（7）By connecting rod（6）With plate（5）It is connected and drives plate（5）Stretch into or
Exit column（1）With lower column（3）Between.
3. micro- plastic selector according to claim 2, it is characterised in that：The filter membrane is glass fiber filter；Institute
The aperture for stating filter membrane is determined according to the diameter of micro- plastic grain to be separated.
4. the micro- plastic selector according to claim 1 or 2 or 3, it is characterised in that：The agitator is built-in stirring
Mix device or external agitator.
5. micro- plastic selector according to claim 4, it is characterised in that：The agitator is built-in agitator
When, the agitator includes paddle（4）, motor（8）, base（10）And montant（9）；The montant（9）It is placed in base
（10）On；The base（10）It is placed in outside cylindrical body；The motor（8）It is placed in montant（9）Upper and and paddle（4）It is connected；
The motor（8）Drive paddle（4）Rotate；When the agitator is external agitator, the agitator is magnetic agitation
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621184268.6U CN206106152U (en) | 2016-10-27 | 2016-10-27 | Little plastics separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621184268.6U CN206106152U (en) | 2016-10-27 | 2016-10-27 | Little plastics separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206106152U true CN206106152U (en) | 2017-04-19 |
Family
ID=58526006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621184268.6U Active CN206106152U (en) | 2016-10-27 | 2016-10-27 | Little plastics separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206106152U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363835A (en) * | 2016-10-27 | 2017-02-01 | 中国科学院水生生物研究所 | Micro-plastic separation method and device |
| CN108993754A (en) * | 2018-05-30 | 2018-12-14 | 广东知识城运营服务有限公司 | It is a kind of suitable for the aluminium skimmings exclusion device containing plastic contaminant |
| CN109521181A (en) * | 2018-10-29 | 2019-03-26 | 天津大学 | The detection method of micro- plastics in a kind of beach sand |
| CN109540641A (en) * | 2018-12-15 | 2019-03-29 | 华南理工大学 | The separating-purifying device and application method of micro- plastics in marine sediment |
| CN110559995A (en) * | 2019-09-11 | 2019-12-13 | 南京工业大学 | method for adsorbing polystyrene micro-plastic in water by using three-dimensional graphene |
| CN113695067A (en) * | 2021-08-27 | 2021-11-26 | 生态环境部南京环境科学研究所 | Device and method for separating aged micro-plastic |
-
2016
- 2016-10-27 CN CN201621184268.6U patent/CN206106152U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363835A (en) * | 2016-10-27 | 2017-02-01 | 中国科学院水生生物研究所 | Micro-plastic separation method and device |
| CN108993754A (en) * | 2018-05-30 | 2018-12-14 | 广东知识城运营服务有限公司 | It is a kind of suitable for the aluminium skimmings exclusion device containing plastic contaminant |
| CN109521181A (en) * | 2018-10-29 | 2019-03-26 | 天津大学 | The detection method of micro- plastics in a kind of beach sand |
| CN109540641A (en) * | 2018-12-15 | 2019-03-29 | 华南理工大学 | The separating-purifying device and application method of micro- plastics in marine sediment |
| CN109540641B (en) * | 2018-12-15 | 2023-12-08 | 华南理工大学 | Device for separating and purifying microplastic in marine sediment and application method thereof |
| CN110559995A (en) * | 2019-09-11 | 2019-12-13 | 南京工业大学 | method for adsorbing polystyrene micro-plastic in water by using three-dimensional graphene |
| CN110559995B (en) * | 2019-09-11 | 2021-09-21 | 南京工业大学 | Method for adsorbing polystyrene micro-plastic in water by using three-dimensional graphene |
| CN113695067A (en) * | 2021-08-27 | 2021-11-26 | 生态环境部南京环境科学研究所 | Device and method for separating aged micro-plastic |
| CN113695067B (en) * | 2021-08-27 | 2023-12-12 | 生态环境部南京环境科学研究所 | Separating device and method for aged microplastic |
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