CN104807689B - A kind of zooplankter fixes sample suspension sorting unit - Google Patents

A kind of zooplankter fixes sample suspension sorting unit Download PDF

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Publication number
CN104807689B
CN104807689B CN201510191408.6A CN201510191408A CN104807689B CN 104807689 B CN104807689 B CN 104807689B CN 201510191408 A CN201510191408 A CN 201510191408A CN 104807689 B CN104807689 B CN 104807689B
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CN
China
Prior art keywords
separation container
zooplankter
sorting unit
interior
outer separation
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Expired - Fee Related
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CN201510191408.6A
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Chinese (zh)
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CN104807689A (en
Inventor
徐翠莲
胡思敏
刘胜
李涛
王有军
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South China Sea Institute of Oceanology of CAS
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South China Sea Institute of Oceanology of CAS
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Priority to CN201510191408.6A priority Critical patent/CN104807689B/en
Publication of CN104807689A publication Critical patent/CN104807689A/en
Application granted granted Critical
Publication of CN104807689B publication Critical patent/CN104807689B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Sample suspension sorting unit is fixed the invention discloses a kind of zooplankter.It includes the outer separation container of upper end open and is nested in the interior separation container of in outer separation container, upper end open, described interior separation container support is in outer separation container, the adjustable air-blowing device of gas size is provided with interior separation container bottom, it is outside provided with a circle at interior separation container opening, the downward cambered surface in direction, outer separation container bottom is smooth arc-shaped concave, concave surface center is provided with discharging tube, discharging tube is provided with valve, the adjuster of the gas size also with regulation air-blowing device bulging.Zooplankter can be fixed sample using zooplankter fixation sample suspension sorting unit and carry out initial gross separation by its Different Individual size (buoyancy) by the present invention, the sorting time is substantially reduced, is conducive to carrying out it further identification counting and subsequent analysis.

Description

A kind of zooplankter fixes sample suspension sorting unit
Technical field:
The present invention relates to ocean and fresh water plankton sample processing device field, and in particular to a kind of zooplankter is fixed Sample suspension sorting unit.
Background technology:
Zooplankter is important secondary production person in marine ecosystems, itself is the biological food of more high nutrition level again Thing, plays a part of forming a connecting link in the food web that swims, its distribution characteristics and variation of quantity and secondary productivity level for Structure function, resource output and the operating of the ecosystem all have material impact.
The group's composition and abundance distribution for understanding zooplankter are the basis for studying its ecological functions, zooplankter investigation master If taking the method that trawlnet is sampled, laboratory is taken back after fixed sample, carried out under stereomicroscope Identification of Species, sorting and Count.Zooplankter and some chip impurity of different-grain diameter scope are generally comprised in net sample thief, at present to fixed sample Processing will mainly be placed directly within stereomicroscope after sample concentration and be sorted.Different size of zooplankter is mingled in one Rise and carry out Identification of Species and count, it is necessary to take considerable time and energy, and chip impurity generally sticks to one with zooplankter Rise, it is difficult to remove totally, further increase the difficulty of appraisal.
The content of the invention:
Different size of zooplankter can be efficiently separated it is an object of the invention to provide one kind, easily by chip impurity Sample suspension sorting unit is fixed with the separated zooplankter of zooplankter.
The zooplankter of the present invention fixes sample suspension sorting unit, it is characterised in that the outer separation including upper end open Container and the interior separation container for being nested in outer separation container, upper end open, described interior separation container support is in outer separation In container, the adjustable air-blowing device of gas size is provided with interior separation container bottom, provided with a circle at interior separation container opening Outwards, the downward cambered surface in direction, outer separation container bottom is smooth arc-shaped concave, and concave surface center is provided with discharging tube, discharging tube Valve is provided with, the adjuster of the gas size also with regulation air-blowing device bulging.
Described outer separation container and interior separation container, its periphery wall is preferably all in cylindrical.
Described adjuster is preferably placed on outside outer separation container, adjuster and the electrical connection of air-blowing device.
Described discharging tube is preferably in " V " font wide at the top and narrow at the bottom, and the shape can not only reduce the pressure of pipeline connection port With the injury during outflow to zooplankter sample, also sample size can be made still to keep smooth stream in the case of flow is smaller It is dynamic, the adhesion precipitation of chip, zooplankter etc. is reduced, zooplankter sample is quickly obtained, reduced as far as possible during flowing out to floating Swim injury and the residual of zooplankter of animal sample.
The present invention's is provided with a circle outwards at interior separation container opening, the downward cambered surface in direction, outer separation container bottom For smooth arc-shaped concave.Cambered design can reduce the physical injury to zooplankter as far as possible.
The present invention is opened after air-blowing device, and the zooplankter in interior separation container, which fixes sample, to be risen with air supporting, different Buoyancy suffered by the sample of particle size is different, can adjust air-blowing size, separates it.Buoyancy suffered by the small zooplankter of particle diameter compared with It is small, it can first be roused with air supporting at the opening of interior separation container, flow into outer separation container, open outer separation container bottom drain Material and water in valve, outer separation container can be flowed out from its discharging tube, and the zooplankter of different-grain diameter can be separated successively.
Compared with prior art, the present invention has advantages below:
The present invention is by configuring the adjustable air-blowing device for bloating gas size in interior separation container bottom, according to different big Buoyancy difference reaches the purpose of initial gross separation suffered by small zooplankter;Zooplankter fixes sample suspension sorting unit including embedding The outer separation container and interior separation container that two layers of set, the different component of separation can stop the bottom in outer separation container, can pass through The control of valve, make its flowed into from the discharging tube of outer separation container bottom receive container in be collected.Utilize the zooplankter Zooplankter can be fixed sample and carry out initial gross separation by its Different Individual size (buoyancy) by fixed sample suspension sorting unit, The sorting time is substantially reduced, is conducive to carrying out it further identification counting and subsequent analysis.
Brief description of the drawings:
Fig. 1 is that the zooplankter of the present invention fixes the structure of sample suspension sorting unit and the fixed mount supporting with it Schematic diagram;
Wherein 1, outer separation container;2nd, interior separation container;3rd, air-blowing device;4th, adjuster;5th, discharging tube;6th, valve;7、 Fixed mount;8th, container is received.
Embodiment:
Following examples are that the present invention is further illustrated, rather than limitation of the present invention.
Embodiment 1:
As shown in figure 1, the zooplankter of the present embodiment fixes sample suspension sorting unit, include the outer separation of upper end open Container 1 and the interior separation container 2 for being nested in outer separation container, upper end open, described outer separation container 1 and interior separation are held Device 2, its periphery wall is all in cylindrical.Described interior separation container 2 is by the support foot support of its underpart in outer separation container 1 In, interior separation container bottom be provided with the adjustable air-blowing device 3 of gas size, at interior separation container opening provided with one enclose to Outside, the downward cambered surface in direction, outer separation container bottom is smooth arc-shaped concave, and concave surface center is provided with discharging tube 5, and discharging tube is in " V " font wide at the top and narrow at the bottom, discharging tube is provided with valve 6, the adjuster of the gas size also bloated with regulation air-blowing device 3 4, it is placed on outside outer separation container 1, and adjuster 4 and air-blowing device 3 are electrically connected by electric wire.
The zooplankter of the present embodiment fixes sample suspension sorting unit and so used:
Zooplankter sample first is gathered in sea area trawlnet, scene is fixed, takes back laboratory.This zooplankter is fixed into sample Suspension sorting unit is placed on fixed mount 7, closes valve 6, and then the switch of connection air-blowing device 3 is consolidated above-mentioned zooplankter In the interior separation container 2 that random sample product are poured into, and add appropriate filtering sea in interior separation container 2 until liquid level is close to interior separation The top of container 2, stands for a moment.Adjuster 4 is opened, first makes the air-blowing of air-blowing device 3 smaller, some clasts and floating object can be floated first Get up, spill into the bottom of outer separation container 1, close adjuster 4, open valve 6, make clast and its floating object from discharging tube 5 flow out in reception container 8, can be added from the upper end of outer separation container 1 a small amount of external separation container 1 of filtering sea inwall and Bottom, interior separation container 2 are cleaned to extrados, and cleaning fluid is also flowed into reception container 8, after cleaning up closes valve 6.Appropriate filtering sea is slowly added in interior separation container 2 again until liquid level is close to the interior top of separation container 2, regulation is opened Device 4, regulation makes microzooplankton that particle diameter is small and young class animal first can arrive interior separation container with air supporting drum to suitable size At 2 opening, flow into the outer bottom of separation container 1, close external adjuster 4, open material in valve 6, outer separation container 1 with During water can flow into another reception container from the discharging tube 5 of its bottom, a small amount of mistake can be added from the upper end of outer separation container 1 again The inwall and bottom, interior separation container 2 for filtering seawater external separation container 1 are cleaned to extrados, and the filtering after cleaning is extra large Water is also flowed into correspondence and received in container, and valve 6 is closed after cleaning up.And so on, added first before separation sample suitable Filtering sea is measured in interior separation container 2 until liquid level is close to the interior top of separation container 2, adjuster 4 is opened, adjusts adjuster 4 Make its air supporting dynamics big compared with last time, some medium-and-large-sized zooplankters are spilled over to the bottom of outer separation container 1 with buoyancy, close regulation Device 4, opens valve 6, the outer bottom sample of separation container 1 is flowed out from discharging tube 5, outer separation container 1 is cleaned with filtering sea Valve 6 is closed behind bottom, untill the zooplankter of different-grain diameter is separated successively from small to large.
Above example is only further illustrating for technical solution of the present invention, rather than limitation of the present invention;It is other any Based on the embodiment modification made under technical solution of the present invention spirit and principle or to some technical characteristics progress etc. With replacing, it all should cover among claimed technical scheme scope of the invention.

Claims (3)

1. a kind of zooplankter fixes sample suspension sorting unit, it is characterised in that outer separation container including upper end open and Be nested in the interior separation container of in outer separation container, upper end open, described interior separation container support in outer separation container, The adjustable air-blowing device of gas size is provided with interior separation container bottom, outside provided with a circle at interior separation container opening, side To downward cambered surface, outer separation container bottom is smooth arc-shaped concave, and concave surface center is provided with discharging tube, and discharging tube is provided with valve Door, the adjuster of the gas size also with regulation air-blowing device bulging;
Described outer separation container and interior separation container, its periphery wall is all in cylindrical.
2. zooplankter according to claim 1 fixes sample suspension sorting unit, it is characterised in that described adjuster It is placed on outside outer separation container, adjuster and the electrical connection of air-blowing device.
3. zooplankter according to claim 1 fixes sample suspension sorting unit, it is characterised in that described discharging tube In " V " font wide at the top and narrow at the bottom.
CN201510191408.6A 2015-04-21 2015-04-21 A kind of zooplankter fixes sample suspension sorting unit Expired - Fee Related CN104807689B (en)

Priority Applications (1)

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CN201510191408.6A CN104807689B (en) 2015-04-21 2015-04-21 A kind of zooplankter fixes sample suspension sorting unit

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Application Number Priority Date Filing Date Title
CN201510191408.6A CN104807689B (en) 2015-04-21 2015-04-21 A kind of zooplankter fixes sample suspension sorting unit

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CN104807689B true CN104807689B (en) 2017-10-27

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Publication number Priority date Publication date Assignee Title
CN114247551B (en) * 2021-12-15 2023-06-06 山东省海洋资源与环境研究院(山东省海洋环境监测中心、山东省水产品质量检验中心) Zooplankton separation method and separation device

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SU1443966A1 (en) * 1986-12-08 1988-12-15 Всесоюзный научно-исследовательский институт механизации сельского хозяйства Installation for sorting seeds
US6090295A (en) * 1998-08-11 2000-07-18 University Technology Corporation Method and apparatus for acoustically demixing aqueous solutions
EP2796540B1 (en) * 2011-12-19 2019-11-13 Yamaha Hatsudoki Kabushiki Kaisha Object selecting device
CN203599035U (en) * 2013-11-28 2014-05-21 东北师范大学 Soil animal segregator controlled by single chip microcomputer
CN103722641A (en) * 2014-01-14 2014-04-16 林小峰 PET (polyethylene terephthalate) air flotation separation device

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