CN208275062U - It is declined plastic grain separator using the suction of unified screen frame - Google Patents
It is declined plastic grain separator using the suction of unified screen frame Download PDFInfo
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- CN208275062U CN208275062U CN201820220641.1U CN201820220641U CN208275062U CN 208275062 U CN208275062 U CN 208275062U CN 201820220641 U CN201820220641 U CN 201820220641U CN 208275062 U CN208275062 U CN 208275062U
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- filter net
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Abstract
It declines plastic grain separator the utility model discloses a kind of suction using unified screen frame, enters material cup, multistage filter net device, receiving bottle and suction pump including what is be arranged from top to bottom.It is described enter material cup lower end connect with multistage filter net device upper end removable seal, multistage filter net device lower end is connect with receiving bottle removable seal, and removable seal connects between the multistage filter net device is at different levels.Suction tube is arranged in the receiving bottle, and suction pump is connect with suction tube.For the multistage filter net device including being that at least two-stage filter net device, every level-one filter net device include unified screen frame and filter membrane, the screen frame further comprises vertical bucket wall and the screen support frame that vertical bucket wall upper end is arranged in.The filter membrane is placed on screen support frame.The pore size filter of the upper level filter membrane is greater than the pore size filter of next stage filter membrane.
Description
Technical field
The utility model relates to a kind of environmental pollution monitoring separation equipment, in particular to micro- modeling in a kind of water of rivers,lakes and seas
The monitoring of material pollution samples separator.
Background technique
Micro- plastics (Microplastics) refer to that diameter is not more than the plastic particles of 5mm, it has also become international extensive concern
One of hot issue.2014, micro- plastic pollution was included in the whole world for the first time and urgently solved by first united nations environment conference (UNEP1)
One of ten overall situation problems certainly.2015, the micro- plastics in ocean were included in environment and ecological science research field second by UNEP2
Big science problem, and become the weight that global scientist pays close attention to jointly side by side with Global climate change, ozone depletion and Ocean acidification
Big Global Environmental Problems.
Micro- plastics in water body are mainly derived from the mankind and use causes micro- plastics to enter environment containing micro- plastic grain product
With bulk plastic garbage decomposition or be broken into molecule and enter environment.Wherein, the plastic microbead added in personal care articles
(Microbeads) be exactly the micro- plastics of water body one of environment direct sources.Some personal cleaning articles for example bath oil, facial cleanser,
Toothpaste and some cosmetics such as eye shadow, mascara in moisturiser personal care articles, artificially add in production process with poly- second
Plastic microbead based on alkene and polypropylene material.After individual washes one's face and rinses one's mouth, plastic microbead enters sewage plant by sewer in waste water.By
It is small in size in plastic microbead, density is light, quantity is more, be difficult to effectively remove these plastics with current sewage plant conventional treatment process micro-
Pearl, and most plastic microbeads can enter natural water, it is final to import ocean and exist for a long time, and then by food chain to light
Water and marine ecosystems even human health cause potential hazard.Bulk plastic rubbish can also generate largely in degradation process
Plastic particles, these plastic particles are entered in rivers,lakes and seas waters by rubbish, soil and surface water cycle approach, are caused micro-
Plastic pollution.
Due to said circumstances, need to study micro- plastics form, the concentration etc. in water body, it is necessary to which we are according to need
It wants, acquires micro- plastic sample in water body, and detect the content of micro- plastics, ecological environmental protection and micro- plastic pollution for water body
It administers and detection data is provided.Since the detection of micro- plastic grain pollution is started late, acquires and also lacked on equipment and acquisition method
Accuracy and science.Acquisition equipment is also more original and falls behind, for example micro- plastic grain acquisition in water body is one
It is worth the problem of improving.
Micro- plastic sample acquisition is usually to be realized using a kind of simple mesh bag in water body at present, and this mesh bag needs certain
Aperture, be placed in water (flow) direction, for acquire enrichment water in micro- plastic grain, determined according to the amount of micro- plastic grain
The content of micro- plastics in water body.But this mesh bag is all the single mesh bag of constant aperture, as planktonic organism flutters acquisition means, only
Whole particle matters that partial size is greater than mesh bag aperture can be acquired, particle matter cannot be subjected to sizing screening, thus also cannot
Timely detect the content of micro- plastic grain of different-grain diameter in water outlet.Also it is unfavorable for micro-plastic pollution in water body degree carry out section
Learn evaluation.
Sometimes the micro- plastic grain needs collected are borrowed using above-mentioned simple net further to be separated, it is different micro- with analysis
The content of plastic grain.Because by micro- plastic grain that this method obtains being still the group of micro- plastic grain of many partial sizes
It closes, needs further to be separated, when separation generally on single-stage strainer plus water carries out, a kind of every grain for separating range
Diameter, with regard to carry out first separation operation, in micro- plastic grain separation of different-grain diameter, there is no suitable devices to synchronize
Separation, causes separative efficiency low.
In addition, also needing to take back water sample laboratory for some occasions carries out separation determination.
In view of said circumstances, the utility model designer devise it is a can be with the micro- plastic grain of a variety of partial sizes of separated in synchronization
Device.
Utility model content
The purpose of this utility model is to provide one kind.Micro- plastic grain of different-grain diameter, and structure can be separated simultaneously
Simply, easy to operate, improve separation detection efficiency.
The purpose of this utility model is achieved in that by being arranged multistage filter net device combination, it is at different levels between using not
With the filter membrane of size pore size filter, micro- plastic grain classified filtering is set to be trapped into the filtering of respective aperture by Smoking regime
Film realizes the purpose of separation.
The utility model, enter material cup, multistage filter net device, receiving bottle and suction pump including what is be arranged from top to bottom.Institute
It states and is connect into material cup lower end with multistage filter net device upper end removable seal, multistage filter net device lower end and receiving bottle are detachably close
Envelope connection, it is described multistage filter net device it is at different levels between removable seal connection.Suction tube, suction pump and pumping is arranged in the receiving bottle
Suction pipe connection.The multistage filter net device is including being that at least two-stage filter net device, every level-one filter net device include unified strainer
Frame and filter membrane, the screen frame further comprise vertical bucket wall and the screen support frame that vertical bucket wall upper end is arranged in.
The filter membrane is placed on screen support frame.The pore size filter of the upper level filter membrane is greater than the filtering of next stage filter membrane
Aperture.
It is described above, wherein the multistage filter net device be the filter net device combination of two-stage or two-stage or more and
At the aperture of filter screen of the filter membrane is sequentially reduced from top to bottom.
Described above, wherein interface arrangement, upper level is respectively set in the vertical bucket wall upper and lower ends of the screen frame
The lower end interface arrangement of vertical bucket wall is connect with the upper end interface arrangement combination sealing of the vertical bucket wall of next stage.
Described above, wherein the combination sealing connection is fixture block bayonet connection, internal and external threads connection, revotating card
One of mouth connection or plug locking connection, and sealing ring is set at the joint face.
It is described above, wherein it is described enter material cup upper end opening, entering material cup opening setting dustproof cover, on dustproof cover
Water inlet pipe is set;It is described enter material cup lower end interconnecting piece is set, interconnecting piece is arranged interface arrangement, under the interface arrangement and vertical bucket wall
End interface device has identical structure.
Described above, wherein interconnecting piece is arranged in the receiving bottle upper end, and interface arrangement, interface dress is arranged in interconnecting piece
Setting has identical structure with vertical bucket wall upper end interface arrangement.
Described above, wherein the diameter of the filter membrane is slightly larger than vertical bucket wall internal diameter, and the filter membrane is pressed on two
At the joint face of the vertical bucket wall of grade.
The utility model be provided with from top to bottom it is sequentially connected enter material cup, multistage filter net device, receiving bottle, and pumping is set
Sucking pump.The water sample for the micro- plastic grain of mixing to be separated is added from material cup is entered, under the swabbing action of suction pump, micro- plastic grain
Under meeting downstream, micro- plastic grain of different-grain diameter is trapped on corresponding filter net device.To realize micro- modeling of more partial sizes
Expect the separated in synchronization of particle.
Detailed description of the invention
Fig. 1 is the separator the schematic diagram of the section structure of the utility model embodiment 1;
Fig. 2 is the multistage filter net device the schematic diagram of the section structure of the utility model embodiment 1.
As shown in the figure: 1 is dustproof cover;2 be into material cup;3 be multistage filter net device;4 be suction tube;5 be receiving bottle.
301 be into material cup interconnecting piece;302 be into material cup interface arrangement;303 be screen support frame;304 is under screen frames
Interface arrangement;305 be vertical bucket wall;306 be screen frame upper interface arrangement;307 be filter membrane;308 fill for receiving bottle interface
It sets;309 be receiving bottle interconnecting piece.
Specific embodiment
The utility model is explained in detail in the following with reference to the drawings and specific embodiments, but the explanation is only limitted to this reality
With explaining in detail for new technique scheme, it is not used in the protection scope for limiting utility model.
It is the schematic diagram of the section structure of the utility model such as Fig. 1.The embodiment be arranged level Four different-grain diameter filter membrane and
Three-level unifies micro- plastic grain separator that screen frame is composed, and then realizes that micro- plastic sample of different-grain diameter is synchronous
Separation.
As shown in Figure 1, in the device of the present embodiment, be mainly provided with set gradually from top to bottom enter material cup 2, multistage filter
Net device 3 and receiving bottle 4.Be provided with one it is tubaeform enter material cup 2, this enters the upper end big opening state of material cup 2, for cup
The interior water sample that micro- plastic grain to be separated containing mixing partial size is added.The interference of dust in order to prevent also enters material cup at this
2 opening one dustproof covers 1 of setting, dustproof cover 1 is equipped with water inlet pipe, for introducing clear water or the sample containing micro- plastic grain.
As shown in Figure 1, suction tube 4 is arranged in receiving bottle 5, connect suction pump at suction tube 4, the suction pump can both draw water or
It can be evacuated.Due to the presence of suction pump, can by receiving bottle 5 water or gas extract out, and then reduce the pressure in receiving bottle 5
Power synchronizes the micro- plastic grain for mixing partial size point from entering to enter in material cup 2 in multistage strainer separator 3 with dampening
From.
As shown in Figure 1, the upper end of multistage filter net device 3 with enter 2 lower end of material cup and connect by threads, can connect
Sealing ring is set at face, is tightly connected with realizing.The lower end of multistage filter net device 3 is connected through a screw thread structure and receiving bottle 5
Whorl of bottleneck is tightly connected.Multistage filter net device it is at different levels between be also tightly connected threadably.
Enter between material cup 2 and multistage filter net device 3, between multistage filter net device 3 and receiving bottle 5 and multistage strainer it is each
It is all connected between grade with mutually discrete unified interface device.
As shown in Fig. 2, multistage filter net device 3 is by using the filter net device of unified screen frame to be composed.It is wherein each
The screen frame of grade is unified structure, thus convenient for combination connection.Wherein unifying screen frame includes one vertical barrel of wall
305, unified upper interface arrangement 306 is arranged in the upper end of vertical bucket wall 305, and unified lower interface device 304 is arranged in lower end.Wherein
Upper interface arrangement 306 and lower interface device 304 are complementary combination attachment device, the most typical case's group for being simply internal and external threads
Connection type is closed, upper interface arrangement 306 is internal screw thread, and lower interface device 304 is external screw thread.
As shown, the inner upper end position of vertical bucket wall 305 is arranged screen support frame 303, the screen support frame 303 with
The inner wall of vertical bucket wall 305 is fixedly connected, for the hard mesh structure with permeable hole.
It can be used for placing filter membrane 307 in the upside of the screen support frame 303 of the hard mesh structure.Be in Fig. 2 by
Filter membrane 307 is arranged at the joint face of two-stage screen frame, just easily removes filter membrane 307 when dismantling screen frame
And it replaces.It is also this structure, as long as replacement filter membrane 307 realizes the filtering function of different-grain diameter, because without system
Make a large amount of screen frame, filter membrane 307 is replaced in unified screen frame can realize the purpose of change pore size filter.
The upper end of vertical bucket wall 305 is arranged in the screen support frame 303 in this structure simultaneously, and filter membrane 307 is arranged in two-stage strainer
At the joint face of frame, filter membrane 307 is just directly exposed to outer when disassembled, and micro- plastics of retention are more easier to collect.
As shown in Fig. 2, multistage filter net device 3 includes level Four filter membrane, the unified strainer of three-level is arranged in level Four filter membrane
On frame.The screen frame upper end of described the top is connect with the interconnecting piece 301 for entering material cup 2, this enters material cup interconnecting piece 301 and also sets
Lower interface device 302 identical with screen frame lower end, such as external screw thread are set, it can be with the interface arrangement of screen frame upper end
306 directly combination connections.Since the upper end of vertical bucket wall is arranged in the support frame 303 in screen frame, thus can be above-mentioned
Enter and place filter membrane 307 between material cup 2 and multistage filter net device upper end, forms first order filter device.Multistage filter net device 3
The lowermost screen frame lower end is connect with receiving bottle interconnecting piece 309,309 upper end of receiving bottle interconnecting piece setting and screen frame
The identical unified interface device 308 of 304 structure of upper end interface arrangement, can be in order to combine connection with screen frame, when connection
By-pass filtration film is also provided between the lower end and receiving bottle 4 of multistage filter net device 3.And then form three-level as shown in Figure 2
The structure of frame level Four filter membrane.The rest may be inferred, if necessary to three-stage filtration film, so that it may use two-stage screen frame.
In such a configuration, the internal diameter equal to or slightly greater than vertical bucket wall 305 diameter of filter membrane 307 being arranged,
When being connected between two-stage, filter membrane 307 can be directly pressed between two-stage joint face, be conducive to seal and fix.
As shown in Fig. 2, the attachment device between above-mentioned screen frame be arranged in vertical bucket wall upper end external screw thread and
The internal thread structure of lower end is not marked with label in figure.When helicitic texture is connected with each other constantly just by upper and lower two-stage screen frame
It combines.It is tightly connected to realize, needs that sealing ring is arranged (in figure not at the joint face between the vertical bucket wall of two-stage
It draws, but it will be understood by those skilled in the art that).
The pore size filter of level Four filter membrane is different in above-mentioned whole multistage filter net device 3, when specific setting according to
The particle size range of micro- plastic grain to be separated is selected.First order filter membrane pore size filter is maximum, fourth stage filter membrane mistake
Filter opening diameter is minimum, and the pore size filter of the second level is positioned there between.It thus can be by micro- plastics of mixed different-grain diameter
Grain separated in synchronization comes out.
In order to improve separative efficiency, water inlet pipe can be added by entering on the dustproof cover in material cup 2, and can introduce need to be to be separated
Water sample can also introduce clear water, be rinsed under the action of clear water to micro- plastic grain and bring multistage filter net device 3 into, realize
Better separating effect.
The utility model embodiment uses the combination connection for the multistage strainer that helicitic texture is realized.Certainly it can also take
Other connection combinations.Such as revotating card O-shaped structure, the combination unit of rotation docking is set in interface;It is also possible to simple
Engage recess and engaging projection cube structure, is also possible to simply plug lock type.As long as completing fixed Combination connection in a word, just belong to
In the protection scope of the utility model.
The embodiment of this explanation is to be illustrated with the separator of circular cross-section, but be not excluded for using other sections
Separator.Such as square aperture, oblong openings, polygonal-shaped openings, all should belong to the protection range of the utility model.
Claims (7)
- The plastic grain separator 1. a kind of suction using unified screen frame declines, it is characterised in that: including from top to bottom What is be arranged enters material cup, multistage filter net device, receiving bottle and suction pump;It is described enter material cup lower end and multistage filter net device upper end it is removable Unload sealed connection, multistage filter net device lower end is connect with receiving bottle removable seal, it is described multistage filter net device it is at different levels between can Disassembly is tightly connected;Suction tube is arranged in the receiving bottle, and suction pump is connect with suction tube;The multistage filter net device includes for extremely Few two-stage filter net device, every level-one filter net device includes unified screen frame and filter membrane, and the screen frame is further wrapped Include vertical bucket wall and the screen support frame that vertical bucket wall upper end is set;The filter membrane is placed on screen support frame;It is described The pore size filter of upper level filter membrane is greater than the pore size filter of next stage filter membrane.
- The plastic grain separator 2. the suction according to claim 1 using unified screen frame declines, feature exist Be composed in the filter net device that: the multistage filter net device is two-stage or two-stage or more, the aperture of the filter membrane by Top to bottm is sequentially reduced.
- The plastic grain separator 3. the suction according to claim 1 or 2 using unified screen frame declines, feature Be: interface arrangement, the lower end interface of the vertical bucket wall of upper level is respectively set in the vertical bucket wall upper and lower ends of the screen frame Device is connect with the upper end interface arrangement combination sealing of the vertical bucket wall of next stage.
- The plastic grain separator 4. the suction according to claim 3 using unified screen frame declines, feature exist In: the combination sealing connection is fixture block bayonet connection, internal and external threads connection, rotary bayonet connection or plug locking connection One of them, and combine with the upper end interface arrangement of the vertical bucket wall of next stage in the lower end interface arrangement of the vertical bucket wall of upper level close It seals and sealing ring is set at the joint face of connection.
- The plastic grain separator 5. the suction according to claim 3 using unified screen frame declines, feature exist In: it is described enter material cup upper end opening, entering material cup opening setting dustproof cover, water inlet pipe be set on dustproof cover;It is described enter material cup Interconnecting piece is arranged in lower end, and interface arrangement is arranged in interconnecting piece, which has identical knot with vertical bucket wall lower end interface arrangement Structure.
- The plastic grain separator 6. the suction according to claim 3 using unified screen frame declines, feature exist In: interconnecting piece is arranged in the receiving bottle upper end, and interface arrangement is arranged in interconnecting piece, and end interface fills on the interface arrangement and vertical bucket wall It sets with identical structure.
- The plastic grain separator 7. the suction according to claim 4 using unified screen frame declines, feature exist In: the diameter of the filter membrane is equal or slightly larger than vertical bucket wall internal diameter, places on filter membrane onesize with bucket wall internal diameter Sealing ring, the filter membrane is pressed at the joint face of the vertical bucket wall of two-stage.
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Cited By (7)
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CN110329463A (en) * | 2019-06-28 | 2019-10-15 | 南京理工大学 | A kind of multi-functional micro- plastic collection device peculiar to vessel |
CN110542587A (en) * | 2019-09-16 | 2019-12-06 | 浙江海洋大学 | categorised collection system of water micro-plastic |
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Cited By (9)
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CN110329463A (en) * | 2019-06-28 | 2019-10-15 | 南京理工大学 | A kind of multi-functional micro- plastic collection device peculiar to vessel |
CN110542587A (en) * | 2019-09-16 | 2019-12-06 | 浙江海洋大学 | categorised collection system of water micro-plastic |
CN110542587B (en) * | 2019-09-16 | 2022-02-01 | 浙江海洋大学 | Categorised collection system of water micro-plastic |
CN111228884A (en) * | 2020-01-15 | 2020-06-05 | 浙江省海洋水产研究所 | Manual extraction element of micro plastic granules |
CN111744249A (en) * | 2020-05-26 | 2020-10-09 | 浙江省海洋水产研究所 | Device for removing micro plastic particles in water body |
CN112485093A (en) * | 2020-10-22 | 2021-03-12 | 西北农林科技大学 | Separation and extraction system and method for soil micro-plastic |
CN112485093B (en) * | 2020-10-22 | 2024-05-03 | 西北农林科技大学 | Separation and extraction system and separation and extraction method for soil microplastic |
CN112858078A (en) * | 2021-01-11 | 2021-05-28 | 贵州省林业科学研究院 | Method and system for measuring elution amount of different particles on plant leaf surface by simulating rainfall |
CN113800599A (en) * | 2021-08-30 | 2021-12-17 | 中国极地研究中心(中国极地研究所) | Filtering device, filtering method and filtering system for continuously grading water particulate matters |
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