CN203785929U - Ship ballast water sampling device for keeping biological activity - Google Patents
Ship ballast water sampling device for keeping biological activity Download PDFInfo
- Publication number
- CN203785929U CN203785929U CN201420010352.0U CN201420010352U CN203785929U CN 203785929 U CN203785929 U CN 203785929U CN 201420010352 U CN201420010352 U CN 201420010352U CN 203785929 U CN203785929 U CN 203785929U
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- Prior art keywords
- filtrator
- water
- prefilter
- valve
- filter
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 238000005070 sampling Methods 0.000 title claims abstract description 33
- 230000004071 biological effect Effects 0.000 title abstract 2
- 238000011045 prefiltration Methods 0.000 claims abstract description 34
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 230000000630 rising effect Effects 0.000 claims description 9
- 230000000975 bioactive effect Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 11
- 230000004083 survival effect Effects 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 2
- 238000007726 management method Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 238000013459 approach Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003189 isokinetic effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to a ship ballast water sampling device for keeping biological activity. A main pipeline between a ballast tank and a drain tank is provided with a bypass of which the two ends are both communicated with the main pipeline, the sampling device is arranged on the bypass, flowmeters are arranged on the bypass on both sides of the sampling device in a series connection mode, the sampling device comprises a prefilter and a filter which are sequentially connected, wherein water inlets and water outlets of the prefilter and the filter are respectively provided with a valve, and the valves and the flowmeters uniformly control system connection. According to the utility model, the adoption of large-volume plankton nets is avoided, and qualitative and quantitative problems in the process of biological sampling for ship ballast water are solved; because ballast water drain standards are designed for survival living things, the survival of living things can be ensured in the processes of filtering and processing so as to minimize the influence.
Description
Technical field
The utility model relates to ballast for cruising water treatment field, relates in particular to the sampler of ship ballast water treatment system.
Background technology
For making boats and ships meet D-2 discharge of ballast water standard in International Maritime Organization (IMO) (I MO) " Management of Ships ' Ballast Water and sediment monitoring and management contract ", no matter adopt management method and the treating apparatus of which kind of ballast water for ship, rational sampler and mode all must be provided on boats and ships, for contracting party, comprise that Port State overlooker obtains representative Ballast Water and carries out sampling and analysing, to determine whether boats and ships meet the D-2 standard of Ballast Water pact.According to D-2 standard, the emission that boats and ships carry out after Ballast Management should meet:
1) the survival biology that minimum diameter is more than or equal to 50 μ m is less than 10/m
3;
2) minimum diameter is less than 50 μ m but the survival biology that is more than or equal to 10 μ m is less than 10/ml.
Ship ballast water treatment system sampling has following three objects: the biological and chemical characteristic of 1) understanding better Ballast Water; 2) aquatic organism that identification ballast water for ship comprises; 3) whether evaluation meets Ballast Management requirement.Object difference, design, the sampling method of Ballast Water sampling and the equipment using are just had any different.Can Ballast Water sample meet the requirement of specification, reflect the character of whole Ballast Water, and it is very crucial choosing suitable sampling equipment and sampling method.
Prior art difficulties mainly concentrates on following four aspects in requiring: the one, and the sampling spot that How to choose is correct; The 2nd, quality and the quantity of guarantee institute sample thief; The 3rd, sampling should be carried out with safety and feasible mode; The 4th, the sampling of sample, seal up for safekeeping with analytical approach and mate, do not affect wherein biological and micro organism quantity, existing state.
The conventional sampler of ballast water for ship has two kinds of patterns (1) plankton nets at present; (2) power pump.There are some researches show: although plankton nets can gather some samples targetedly, can not solve well quantitative problem.Although and the power pump volume of quantitative sample exactly, but in the process of sampling, due to the mechanical centrifugation of power pump, the planktonic organism in sample often has destruction to a certain degree, will certainly have influence on like this precision of analysis.Therefore, how to set up sample sampling, seal the optimization method and the device that mate with analytical approach up for safekeeping, not affecting wherein biological and micro organism quantity, existing state is the technological difficulties that need breakthrough under prior art level conditions.
Summary of the invention
The purpose of this utility model is the animal plankton of effectively collecting in water sample with bulk mass, avoids using bulky plankton net, solves the qualitative and quantitative problem in ballast water for ship biological sampling process.Due to discharge of ballast water standard pin right be that survival is biological, filter and processing procedure in to ensure biological survival, impact is down to minimum.The design of pipeline sampler reaches isokinetic sampling's condition, separates a shunting from pipeline main fluid, and not impel or to stop the mode that water enters to enter sampler, the fluid in the main flow of pipeline is not answered polymerization or dispersion in the time reaching the opening of sampler.Can direct sample and without the intervention sampling of pump.
The purpose of this utility model is to set up a kind of bioactive ballast for cruising water-sampling device that keeps, and meets the sample representation of IMO D-2 standard and the requirement of correctness.By adopting the sampler of inventing, Accurate Determining is processed the biomass (rare biological concentration) in rear Ballast Water, and meets bulk sample (>10m
3) statistical certainty requirement.The utility model device gathers minimum diameter >=50 μ m(by the Ballast Management system testing water in large volume and is mainly animal plankton) biology, and effectively ensure in sample to improve the accuracy detecting by biological existing state.
The technical solution of the utility model is: the bioactive ballast for cruising water-sampling device of a kind of maintenance, on main line between ballast tank and discharge compartment, be provided with the bypass that two ends are all communicated with main line, this sampler is arranged in bypass, in the bypass of sampler water inlet one end, valve is installed, in the bypass of water delivering orifice one end, be serially connected with flowmeter, described sampler comprises the prefilter and the filtrator that connect successively, water inlet and water delivering orifice at described prefilter and filtrator are provided with valve, and described valve is connected with the even control system of flowmeter.
Described prefilter comprises the first prefilter and the second prefilter being connected side by side with the first prefilter, the first described prefilter is identical with the structure of the second prefilter, include primary filter cartridge, elementary cover and metal filter basket, described metal filter basket is positioned at primary filter cartridge, described elementary cover is arranged on primary filter cartridge, and closely cooperates with elementary filter cylinder; The water inlet of two elementary filter cylinders is all provided with valve, and the water delivering orifice of two elementary filter cylinders is communicated with by rising pipe, on described rising pipe, valve is installed.
Described filtrator comprises the first filtrator, the second filtrator, the 3rd filtrator and the 4th filtrator, the first described filtrator and the 3rd filtrator serial connection form the first pipeline, the second described filtrator and the 4th filtrator serial connection form the second pipeline, the first described pipeline is connected side by side with the second pipeline, the first described filtrator, the second filtrator, the 3rd filtrator is identical with the 4th filtration device structure, include secondary filter cylinder, secondary cover, filter bag and filter screen, described filter bag and filter screen are arranged in secondary filter cylinder by O type pressure ring, described filter screen is arranged on the upper end of filter bag, between the first described filtrator and the 3rd filtrator, valve is installed between the second filtrator and the 4th filtrator, in the water delivering orifice of the first filtrator, water delivering orifice, the water inlet of the 3rd filtrator and the water inlet of the 4th filtrator of the second filtrator, valve is all installed, the valve of the water inlet of the second filtrator and the 4th filtrator is communicated with by water inlet pipe, and the valve on the rising pipe of prefilter is communicated with water inlet pipe.
Draining valve is equipped with in the bottom of each primary filter cartridge and secondary filter cylinder.
Brief description of the drawings
Fig. 1 is the structural representation of installation site of the present utility model;
Fig. 2 is agent structure schematic diagram of the present utility model;
Fig. 3 is the structural representation of the first prefilter in Fig. 2 (the second prefilter);
Fig. 4 is the structural representation of the first filtrator in Fig. 2 (the second filtrator, the 3rd filtrator, the 4th filtrator).
Embodiment
Further describe the utility model below in conjunction with specific embodiment, advantage and disadvantage of the present utility model will be more clear along with description.But these embodiment are only exemplary, scope of the present utility model are not formed to any restriction.It will be understood by those skilled in the art that and do not departing under spirit and scope of the present utility model and can the details of technical solutions of the utility model and form modified or be replaced, but these amendments and replacement all fall in protection domain of the present utility model.
Referring to Fig. 1 to Fig. 4, the utility model relates to a kind of bioactive ballast for cruising water-sampling device that keeps, on main line 3 between ballast tank 1 and discharge compartment 2, be provided with the bypass 6 that two ends are all communicated with main line 3, this sampler 4 is arranged in bypass 6, in the bypass of the water delivering orifice of sampler 4, be serially connected with flowmeter 5, in the bypass of the water inlet of sampler, serial connection can be controlled the valve of open and close.Described sampler 4 comprises the prefilter and the filtrator that connect successively, is provided with valve at water inlet and the water delivering orifice of described prefilter and filtrator, and described valve is connected with the even control system of flowmeter 5; Measure according to flowmeter 5 fluid volume that flows through sampling prefilter and filtrator, in the time that fluid volume reaches setting quantity, each valve closing on control system pilot piping.Certainly each valve also can be by adopting manual form to close.
Described prefilter comprises the first prefilter 7 and the second prefilter 8 being connected side by side with the first prefilter 7, the first described prefilter 7 is identical with the structure of the second prefilter 8, include primary filter cartridge 71, elementary cover 73 and metal filter basket 72, described metal filter basket 72 is positioned at primary filter cartridge 71, described elementary cover 73 is arranged on primary filter cartridge 71, and closely cooperate with elementary filter cylinder 71, the aperture of this metal filter basket 72 is 3mm; The water inlet 74 of two elementary filter cylinders 71 is all provided with valve, and the water delivering orifice 75 of two elementary filter cylinders 71 is communicated with by rising pipe 15, on described rising pipe, valve is installed.
Described filtrator comprises the first filtrator 11, the second filtrator 12, the 3rd filtrator 13 and the 4th filtrator 14, the first described filtrator 11 and the 3rd filtrator 13 serial connections form the first pipeline, the second described filtrator 12 and the 4th filtrator 14 serial connections form the second pipeline, the first described pipeline is connected side by side with the second pipeline, the first described filtrator 11, the second filtrator 12, the 3rd filtrator 13 is identical with the 4th filtrator 14 structures, include secondary filter cylinder 17, secondary cover 18, filter bag 21 and filter screen 20, described filter bag 21 and filter screen 20 are arranged in secondary filter cylinder 17 by O type pressure ring 19, described filter screen 21 is arranged on the upper end of filter bag 21, between described the first filtrator 11 and the 3rd filtrator 13, valve is installed between the second filtrator 12 and the 4th filtrator 14, in the water delivering orifice of the first filtrator 11, water delivering orifice, the water inlet of the 3rd filtrator 12 and the water inlet of the 4th filtrator of the second filtrator 12, valve is all installed, the valve of the water inlet of the 3rd filtrator 13 and the 4th filtrator 14 is communicated with by water inlet pipe 16, and the valve on the rising pipe 15 of prefilter is communicated with water inlet pipe 16, the aperture of described filter bag 21 is 35 μ m, for the biology of trap >=50 μ m.
The biology that the first filtrator 11 is missed for trapping the 3rd filtrator 13, the biology that the second filtrator 12 is missed for trapping the 4th filtrator 14, certainly can also be connected in series more multiple filter and prefilter, disperse the burden of each cartridge filter (primary filter cartridge and secondary filter cylinder), the water inlet of primary filter cartridge and water delivering orifice are separately positioned on upper end one side and the bottom of primary filter cartridge; Primary filter cartridge is identical with secondary filter barrel structure.
The water inlet of each primary filter cartridge 71 and the valve of water outlet, and the valve of the water inlet of secondary filter cylinder 17 and water delivering orifice (i.e. water inlet and the water delivering orifice of the first filtrator, the second filtrator, the 3rd filtrator and the 4th filtrator), in operating process, be all entirely to open, in sampling process, can not produce shearing force to biology;
Draining valve is equipped with in the bottom of each primary filter cartridge 71 and secondary filter cylinder 17, draining valve cuts out during sampling operation, when sampling finishes, opens draining valve water flow energy is discharged from below, can prevent in the process that unloads filter bag, filter bag floats and loss sample.
Described primary filter cartridge 71 and secondary filter cylinder 17 need environmental corrosion resisting, by being made as stainless steel or PVC.
Principle of work of the present utility model is: the water pump that is arranged on bypass extracts the Ballast Water on main line, and flowmeter convection cell measures, and in the time reaching set amount, all valve closings on control system control sampler, complete sampling; Fluid from water pump out after, first enter two primary filter cartridges of prefilter, be divided into two-way, after two primary filter cartridges, enter four filtrators (the first filtrator, the second filtrator, the 3rd filtrator and the 4th filtrator) through water delivering orifice, four filtrators are divided into and are arranged on two pipelines in parallel.
Claims (4)
1. one kind keeps bioactive ballast for cruising water-sampling device, on main line between ballast tank and discharge compartment, be provided with the bypass that two ends are all communicated with main line, this sampler is arranged in bypass, in the bypass of sampler water inlet one end, valve is installed, in the bypass of water delivering orifice one end, be serially connected with flowmeter, it is characterized in that, described sampler comprises the prefilter and the filtrator that connect successively, water inlet and water delivering orifice at described prefilter and filtrator are provided with valve, and described valve is connected with the even control system of flowmeter.
2. the bioactive ballast for cruising water-sampling device of maintenance according to claim 1, it is characterized in that, described prefilter comprises the first prefilter and the second prefilter being connected side by side with the first prefilter, the first described prefilter is identical with the structure of the second prefilter, include primary filter cartridge, elementary cover and metal filter basket, described metal filter basket is positioned at primary filter cartridge, and described elementary cover is arranged on primary filter cartridge, and closely cooperates with elementary filter cylinder; The water inlet of two elementary filter cylinders is all provided with valve, and the water delivering orifice of two elementary filter cylinders is communicated with by rising pipe, on described rising pipe, valve is installed.
3. the bioactive ballast for cruising water-sampling device of maintenance according to claim 1, it is characterized in that, described filtrator comprises the first filtrator, the second filtrator, the 3rd filtrator and the 4th filtrator, the first described filtrator and the 3rd filtrator serial connection form the first pipeline, the second described filtrator and the 4th filtrator serial connection form the second pipeline, the first described pipeline is connected side by side with the second pipeline, the first described filtrator, the second filtrator, the 3rd filtrator is identical with the 4th filtration device structure, include secondary filter cylinder, secondary cover, filter bag and filter screen, described filter bag and filter screen are arranged in secondary filter cylinder by O type pressure ring, described filter screen is arranged on the upper end of filter bag, between the first described filtrator and the 3rd filtrator, valve is installed between the second filtrator and the 4th filtrator, in the water delivering orifice of the first filtrator, water delivering orifice, the water inlet of the 3rd filtrator and the water inlet of the 4th filtrator of the second filtrator, valve is all installed, the valve of the water inlet of the second filtrator and the 4th filtrator is communicated with by water inlet pipe, and the valve on the rising pipe of prefilter is communicated with water inlet pipe.
4. according to the bioactive ballast for cruising water-sampling device of the maintenance described in claim 2 or 3, it is characterized in that, draining valve is equipped with in the bottom of each primary filter cartridge and secondary filter cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420010352.0U CN203785929U (en) | 2014-01-08 | 2014-01-08 | Ship ballast water sampling device for keeping biological activity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420010352.0U CN203785929U (en) | 2014-01-08 | 2014-01-08 | Ship ballast water sampling device for keeping biological activity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203785929U true CN203785929U (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420010352.0U Expired - Lifetime CN203785929U (en) | 2014-01-08 | 2014-01-08 | Ship ballast water sampling device for keeping biological activity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203785929U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103808530A (en) * | 2014-01-08 | 2014-05-21 | 青岛双瑞海洋环境工程股份有限公司 | Ship ballast water sampling device for keeping bioactivity |
| CN106442920A (en) * | 2016-11-11 | 2017-02-22 | 大连海事大学 | Ship ballast water drainage real-time monitoring device and method |
| CN110325836A (en) * | 2017-02-20 | 2019-10-11 | 株式会社佐竹 | Microorganism sampler |
| CN111257050A (en) * | 2020-03-05 | 2020-06-09 | 上海海洋大学 | Ship ballast water biological collection device and use method thereof |
-
2014
- 2014-01-08 CN CN201420010352.0U patent/CN203785929U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103808530A (en) * | 2014-01-08 | 2014-05-21 | 青岛双瑞海洋环境工程股份有限公司 | Ship ballast water sampling device for keeping bioactivity |
| CN106442920A (en) * | 2016-11-11 | 2017-02-22 | 大连海事大学 | Ship ballast water drainage real-time monitoring device and method |
| CN110325836A (en) * | 2017-02-20 | 2019-10-11 | 株式会社佐竹 | Microorganism sampler |
| CN110325836B (en) * | 2017-02-20 | 2022-10-04 | 株式会社佐竹 | Microorganism sampling device |
| US11512274B2 (en) | 2017-02-20 | 2022-11-29 | Satake Corporation | Microorganism sampling device |
| CN111257050A (en) * | 2020-03-05 | 2020-06-09 | 上海海洋大学 | Ship ballast water biological collection device and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |