CN1975366B - Shipping ballast water plankton splitting sampling device - Google Patents
Shipping ballast water plankton splitting sampling device Download PDFInfo
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- CN1975366B CN1975366B CN2006101353326A CN200610135332A CN1975366B CN 1975366 B CN1975366 B CN 1975366B CN 2006101353326 A CN2006101353326 A CN 2006101353326A CN 200610135332 A CN200610135332 A CN 200610135332A CN 1975366 B CN1975366 B CN 1975366B
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- ballast water
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Abstract
This invention disclosed a classification sampling device for water plankton. It consists of filtration device, flowmeter and a pump. The flowmeter was in between the filtration device and the pump and they were connected by water pipe. There are coping, base and outer collar fixed on the filtration device. Sampling could be done efficiently and precisely by this invention.
Description
Technical field
The present invention relates to a kind of ballast for cruising water-sampling device, especially relate to a kind ofly, can realize the device of planktonic cascade sampling quickly and accurately in the ballast water for ship by combining with flowmeter, suction filter pump.
Background technology
The sea life invasion that Ballast Water causes has become one of maximum environment challenge that this century, whole world shipping business faced, the boats and ships transportation is taken about 10,000,000,000 tons of Ballast Waters all over the world to every year, have at least every day 7000 to more than 10000 kinds marine microorganisms and animals and plants along with Ballast Water flow in the whole world (Hu Chengbing. stop " taking " adventive invador in Ballast Water. traffic environment-friendly, 1999,20 (4): 35-39.).Up to now, it is water-borne by ballast for cruising that the whole world has confirmed to have the adventive invasion about 500 kinds, cause a series of ecological environment problem, the economic loss that causes thus reaches annual multi-million dollar, and directly have influence on sustainable development (the Carlton J.T.Biological invasions and biodiversity in the sea:The ecological and human impacts of non-indigenous marine and estuarine organisms of the ecosystem and coastal economy, Proc.Conf.Workshop.NOAA, 1994:5-11.).The adventive invasion that causes by Ballast Water become one of four major problem that the world ocean ecologic environment faces (global Ballast Management project China national project implementation group. the Ballast Management project is changed in the whole world. traffic environment-friendly, 2001,22 (1): 1-4.), therefore, in " control and management ballast water for ship international convention " that on February 13rd, 2004, International Maritime was worked out, formulate very strict Ballast Water and allowed emission standard (Ballast Water ConventionAdopted.Global Ballast Water Management Programme, http://globallast.imo.org, 2004.6.): the biology of long 〉=50 μ m of body is less than 10/m
3The biology of long＜50 μ m of 10 μ m≤body is less than 10/mL; Allow the microorganism of discharging: comma bacillus (O1 and O139)＜1cfu (bacterium colony unit)/100mL or＜1cfu/g (weight in wet base) animal plankton; Escherichia coli＜250cfu/100mL; Enterococcus＜100cfu/100mL.
The sampling apparatus that the ballast for cruising hydroplankton is commonly used mainly contains two kinds at present: (1) plankton nets; (2) power pump.Existing studies show that though plankton nets can be gathered some samples targetedly, can not solve quantitative problem well; Though and power pump can be exactly the quantitative volume of sample, yet in the process of sampling, because the centrifugation of power pump machinery, planktonic organism in the sample often has destruction to a certain degree, especially the individual bigger software and the biology of segmental appendage class, (Raaymakers is Workshop on Guidelines and Standards for Ballast Water Sampling S.2003.lstInternational will certainly to have influence on precision of analysis like this, Rio de Janeiro.Brazil, 7-11 April 2003:Workshop Report.GloBallast Monograph Series No.9.IMO London.).
Summary of the invention
The objective of the invention is to the shortcoming of the qualitative, quantitative difficulty that exists at existing ballast water for ship sampling apparatus, planktonic grading sampling device fast and accurately in a kind of ballast water for ship is provided, particularly at the planktonic organism of particle diameter 〉=10 μ m.
The present invention is provided with:
Ballast water for ship classified filtering device, ballast water for ship classified filtering device are used for concentrating of ballast for cruising water sample;
Suction filter pump, suction filter pump are used to provide the power of ballast water for ship sample collecting;
Flowmeter, flowmeter is used for the volume of recording boat ship ballast water sample, according to the mobile direction of ballast water for ship, flowmeter is arranged between ballast water for ship classified filtering device and the suction filter pump, interconnects by water pipe between ballast water for ship sampling apparatus and the flowmeter and between flowmeter and the suction filter pump.
Ballast water for ship classified filtering device is provided with top cover, base and outer sleeve, and the top cover lower end is connected with base, and interface is established in the top cover upper end, the interface external water pipe, and the outer sleeve upper end is connected with base, forms a closed system, establishes filter screen and valve on the base.
Between top cover and base, preferably be provided with the one-level filtration collar at least, filter in the collar and be provided with filter screen and valve.Filter the collar if be provided with one-level, then filter collar upper end and be connected, filter collar lower end and be connected with the base upper end with the top cover lower end.If be provided with the cascade filtration collar, then upper level is connected on filtering collar lower end and next stage filtering the collar, and next stage filters collar lower end and is connected with the base upper end.Between top cover lower end and the filtration collar upper end, filter being connected on collar lower end and the next stage filtration collar or between on the base and be threaded.
Compare with existing ballast water for ship sampling apparatus,, therefore have following outstanding characteristics because the present invention combines plankton nets with the advantage of power pump:
(1) adopts ballast water for ship classified filtering device, can carry out independent assortment to filter screen easily, thereby realize the classified filtering of size fractionated according to different needs;
(2) utilize ballast water for ship classified filtering device to combine,, can gather a large amount of samples at short notice, improve sample concentration, reduce detection difficulty, obtain more accurate analytical results by the power that the suction filter pump sampling is gathered with the suction filter pump of postposition.
(3) Hou Zhi suction filter pump can be avoided the destruction of the mechanical effect of power pump to sample, helps accurately obtaining of analysis result.
(4) use of flowmeter can obtain sample volume accurately, has guaranteed the accuracy that sample is quantitative.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the structural representation of the ballast water for ship classified filtering device of the embodiment of the invention.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing.
Referring to Fig. 1, the present invention is provided with ballast water for ship classified filtering device A, flowmeter B and suction filter pump C, according to the mobile direction of ballast water for ship, flowmeter B is arranged between ballast water for ship classified filtering device A and the suction filter pump C, interconnects by water pipe between ballast water for ship sampling apparatus A and the flowmeter B and between flowmeter B and the suction filter pump C.
Referring to Fig. 2, ballast water for ship classified filtering device is mainly filtered five parts such as the collar (going up the collar 2 and lower collar 3), base 4 and outer sleeve 5 and forms by 1,2 grades of top covers.On the top cover 1 interface is arranged, can be connected, so that stretch in the ballast water for ship with water pipe; There is screw thread top cover 1 lower end, can directly be connected with the last collar 2 or base 4.Be respectively equipped with filter screen 6,8 and 10 and valve 7,9 and 11 on the last collar 2, lower collar 3 and the base 4.If top cover 1 lower end directly is connected with base 4, then do not carry out classified filtering, and be that aperture according to filter screen set on the base 4 10 concentrates ballast water for ship.
The last collar 2 upper ends are provided with screw thread, can be connected with top cover 1; The screw thread of lower end can be connected with lower collar 3 or base 4.If directly directly be connected, then will carry out 2 grades of classifications with the aperture of filter screen 10 to ballast water for ship and filter according to filter screen 6 with base 4.The last collar 2 bottoms are provided with filter screen 6 and valve 7.Filter screen 6 mainly plays the effect of classified filtering, will be trapped in the collar 2 the insides greater than the sample in filter screen aperture, then arrives next stage less than the sample in filter screen aperture.Valve 7 is opened in sampling process, allows passing through of ballast water for ship; And when sampling finishes, can close, prevent that sample from continuing to run off.The taking-up of sample is the screw thread by outwarding winding and being connected with top cover 1 mainly, pours out from opening part.
Base 4 upper ends are provided with more screw thread.The first half of screw thread can be connected with top cover 1, the last collar 2 or lower collar 3; And the screw thread Lower Half can be connected with outer sleeve 5.Different with the last collar 2, lower collar 3, the filter screen 10 of base 4 is in the base side, and there is valve 11 lower end of base.Valve 11 is closed in sampling process, and ballast water for ship can only pass through from filter screen 10 like this, thereby realizes the filtration to sample; And when sampling finishes, can open valve 11, sample is taken out from the bottom.
In the sampling process of shipping ballast water plankton splitting sampling device, ballast water for ship is under the effect of suction filter pump, at first by water pipe arrived ship Ballast Water classified filtering device.In ballast water for ship classified filtering device, valve the 7, the 9th open, and valve 11 is closed, and ballast water for ship arrives flowmeter B and suction filter pump C by filter screen 6,8,10 successively like this.Owing to be subjected to the restriction in filter screen 6,8,10 apertures, in the ballast water for ship planktonic organism of different-grain diameter to carry out classification respectively in the last collar 2, lower collar 3 and base 4 concentrated.And after sample collecting finishes, at first the pressure of suction filter pump C is turned down, valve-off 7,9 then, stop to concentrate of ballast for cruising water sample, close suction filter pump C then.At last, take off top cover 1 successively, go up the collar 2, lower collar 3, outer sleeve 5 are poured out the sample in the collar 2, the lower collar 3; Open valve 11 again, pour out the sample in the base 4, thereby obtain the planktonic concentrating sample of each size fractionated.
Claims (2)
1. shipping ballast water plankton splitting sampling device is characterized in that being provided with:
Ballast water for ship classified filtering device, ballast water for ship classified filtering device is used for concentrating of ballast for cruising water sample, ballast water for ship classified filtering device is provided with top cover, base and outer sleeve, the top cover lower end is connected with base, interface is established in the top cover upper end, the interface external water pipe, and the outer sleeve upper end is connected with base, form a closed system, establish filter screen and valve on the base; Between top cover and base, be provided with the one-level filtration collar at least, filter the collar and be provided with filter screen and valve, filter collar upper end and be connected with the top cover lower end, on filtering collar lower end and next stage filtering the collar or base upper end is connected, and next stage filters collar lower end and is connected with the base upper end;
Suction filter pump, suction filter pump are used to provide the power of ballast water for ship sample collecting;
Flowmeter, flowmeter is used for the volume of recording boat ship ballast water sample, according to the mobile direction of ballast water for ship, flowmeter is arranged between ballast water for ship classified filtering device and the suction filter pump, interconnects by water pipe between ballast water for ship classified filtering device and the flowmeter and between flowmeter and the suction filter pump.
2. shipping ballast water plankton splitting sampling device as claimed in claim 1 is characterized in that described being connected to is threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101353326A CN1975366B (en) | 2006-12-14 | 2006-12-14 | Shipping ballast water plankton splitting sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101353326A CN1975366B (en) | 2006-12-14 | 2006-12-14 | Shipping ballast water plankton splitting sampling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1975366A CN1975366A (en) | 2007-06-06 |
| CN1975366B true CN1975366B (en) | 2010-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101353326A Expired - Fee Related CN1975366B (en) | 2006-12-14 | 2006-12-14 | Shipping ballast water plankton splitting sampling device |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4845855B2 (en) * | 2007-11-02 | 2011-12-28 | 財団法人シップ・アンド・オーシャン財団 | Ship ballast water sampling system |
| CN101487772B (en) * | 2009-02-19 | 2011-03-16 | 中国水产科学研究院黄海水产研究所 | Automatically layered quantitative sampler for skotoplankton |
| CN103052873B (en) * | 2010-07-14 | 2018-05-15 | 恰根有限公司 | New liquid processing unit (plant) |
| CN102928257A (en) * | 2012-11-20 | 2013-02-13 | 北京大学 | Hierarchical collection device of suspended matters of natural water body, and collection method of hierarchical collection device |
| CN103931572B (en) * | 2014-05-14 | 2016-08-31 | 河南牧业经济学院 | Plankton collecting device and acquisition method |
| CN107525694A (en) * | 2017-10-19 | 2017-12-29 | 阳江核电有限公司 | A kind of water suspension sampling apparatus and the method for sampling |
| CN107873657B (en) * | 2017-11-22 | 2024-07-02 | 中国水产科学研究院黑龙江水产研究所 | Winter under-ice field freshwater zooplankton collecting device |
| CN111413479B (en) * | 2020-04-14 | 2023-03-21 | 诸暨市金桥实业有限公司 | Water quality detection method and system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022059A (en) * | 1974-03-28 | 1977-05-10 | Manning Environmental Corporation | Flow and time proportional sampling system |
| CN2602363Y (en) * | 2003-01-24 | 2004-02-04 | 郭永庆 | Subaqueous picking device for the ultramicro organic substance |
| CN2607566Y (en) * | 2002-07-22 | 2004-03-24 | 锦州华冠环境科技实业公司 | Timing poportional sampler |
| CN2611884Y (en) * | 2003-03-10 | 2004-04-14 | 潘志东 | Water sample sampler |
| CN1786680A (en) * | 2004-12-09 | 2006-06-14 | 中南大学 | Concentration fidility sampler for deep sea suspended granule and suspended bios |
-
2006
- 2006-12-14 CN CN2006101353326A patent/CN1975366B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022059A (en) * | 1974-03-28 | 1977-05-10 | Manning Environmental Corporation | Flow and time proportional sampling system |
| CN2607566Y (en) * | 2002-07-22 | 2004-03-24 | 锦州华冠环境科技实业公司 | Timing poportional sampler |
| CN2602363Y (en) * | 2003-01-24 | 2004-02-04 | 郭永庆 | Subaqueous picking device for the ultramicro organic substance |
| CN2611884Y (en) * | 2003-03-10 | 2004-04-14 | 潘志东 | Water sample sampler |
| CN1786680A (en) * | 2004-12-09 | 2006-06-14 | 中南大学 | Concentration fidility sampler for deep sea suspended granule and suspended bios |
Non-Patent Citations (2)
| Title |
|---|
| Matej David et. al..Ballast water sampling as a critical component of biologicalinvasions risk management.Marine Pollution Bulletin 49.2004,(49),313-318. |
| Matej David et. al..Ballast water sampling as a critical component of biologicalinvasions risk management.Marine Pollution Bulletin 49.2004,(49),313-318. * |
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| Publication number | Publication date |
|---|---|
| CN1975366A (en) | 2007-06-06 |
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