CN100403007C - Concentration fidility sampler for deep sea suspended granule and suspended bios - Google Patents
Concentration fidility sampler for deep sea suspended granule and suspended bios Download PDFInfo
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- CN100403007C CN100403007C CNB2004100470272A CN200410047027A CN100403007C CN 100403007 C CN100403007 C CN 100403007C CN B2004100470272 A CNB2004100470272 A CN B2004100470272A CN 200410047027 A CN200410047027 A CN 200410047027A CN 100403007 C CN100403007 C CN 100403007C
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- 239000008187 granular material Substances 0.000 title 1
- 238000005070 sampling Methods 0.000 claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000013535 sea water Substances 0.000 claims abstract description 25
- 239000012528 membrane Substances 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000000126 substance Substances 0.000 claims description 17
- 239000012141 concentrate Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000013618 particulate matter Substances 0.000 abstract 3
- 239000000523 sample Substances 0.000 description 25
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012472 biological sample Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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Abstract
The present invention relates to a concentration fidelity sampler for deep-sea suspended particulate matter and plankton, which comprises a sea water hydraulic system composed of a deep water motor, a water pump and a valve and used for driving sea water to flow through a sampling barrel; a filter membrane installed in the sampling barrel is used for filtering concentrated suspended particulate matter and plankton; a back valve and a solenoid electric valve are used for sealing both ends of the sampling barrel to maintain the pressure of a sample; an energy accumulator as a pressure supplying device for the sampling barrel is controlled by a stop valve; the sampling barrel is provided with a transferring interface connected with a subsequent culture device, and the back valve in the sampling barrel is used for protecting the filter membrane. The concentration fidelity sampler has the effects that fidelity samples of a large quantity of deep-sea suspended particulate matter and plankton in appointed depth without pollution or pressure jump can be obtained, and the initial pressure and temperature of the sampled samples can be kept by the sampling barrel for a long time.
Description
Technical field
The invention belongs to Yu Haiyang electromechanical engineering field.Be particularly related to a kind of deep-sea that is applicable to and specify suspended particulate substance and planktonic sampler in pollution-free, no pressure jump ground collection of depth of water place and the concentrated seawater.
Background technology
In the ocean, gather the suspended particulate substance and the planktonic organism of pressurize and insulation in the different depth seawater in a large number, significant for the research of geoscience, environmental science, marine biology and ocean resources.Traditional ocean suspended particulate substance and planktonic organism sampling method are that the connectivity column shape container is hung onto the appointment depth of water, seal both ends open then, again container are hung to get and go on board, thereby obtain water sample.The shortcoming of this method is: sampling efficiency is low, because the content of suspended particulate substance and plankton community and microorganism is low in the deep sea water, and the sampling jar volume is limited, is difficult to obtain the sample of sufficient amount and the demand that analysis and research are satisfied in complete biocommunity combination; Sample is difficult to accurately reflect the original composition and the state of seawater, because traditional sampler is not generally carried out pressurize to sample, suspended particulate substance that collects and seawater are because the variation of conditions such as pressure, cause the gas phase dissolved constituents to scatter and disappear, the ionic oxide formation attitude of appraising at the current rate changes and organic component decomposes part biological death; The sample of gathering is contaminated, before sampling container is devoted to and specifies the depth of water, be full of air in the container, open the very big pressure jump of sample generation that moment can make collection at container, can cause scattering and disappearing of gas phase dissolved constituents equally, the ionic oxide formation attitude of appraising at the current rate changes and organic component decomposes, and, sampling container in transferring process will with on the suspended particulate substance and the planktonic organism at other depth of water places.In addition, in the process of sample filtering, increase the contaminated probability of water sample, thereby influenced the authenticity of suspended particulate substance and micro-biological samples.
Summary of the invention
Problem of sampling for the easy pollution that solves bathyplankton and microorganism sampler, no pressurize, nothing insulation, no filtering and concentrating, guarantee the fidelity and the sample survival rate of institute's sample, improve sampling efficiency, the invention provides and a kind ofly can specify suspended particulate substance and planktonic sampler in pollution-free, no pressure jump ground collection of depth of water place and the concentrated seawater at the deep-sea.
The technical solution adopted for the present invention to solve the technical problems is: sampler comprises the high-pressure sampling tube, drive seawater carries out overcurrent sample to the high-pressure sampling tube hydraulic means, filter membrane is installed in the high-pressure sampling tube is used for filtering and concentrating suspended particulate substance and planktonic organism, be provided with respectively at high-pressure sampling tube two ends that retaining valve and solenoid electric valve are used to seal high-pressure sampling tube two ends and the pressurize that forms sample, end at the high-pressure sampling tube has accumulator, the high-pressure sampling tube is carried out pressure compensation, accumulator is controlled by stop valve, and sampler barrel is provided with the transfer interface that is connected with follow-up culture apparatus by stop valve control.
Hydraulic means is made up of deep-water motor and water pump, and deep-water motor is equipped with the protection retaining valve.
In the high-pressure sampling tube, be provided with retaining valve and be used to protect filter membrane.
High pressure sampler insulation employing of the present invention is coated with adiabator layer and outer wrap insulation material in the sampler barrel inside and outside.
Described high-pressure sampling tube can adopt one or more.
The import retaining valve of sampling cylindrical shell can adopt built-in retaining valve, also can adopt external retaining valve or external electromagnetism retaining valve.
But also setting pressure table or pressure transducer on the sampler barrel cylindrical shell are convenient to know the sampler internal pressure.
Sampler barrel of the present invention mainly comprises cylindrical shell, cover assembly, upper press cover, cylindrical shell is provided with water inlet, water delivering orifice, the inner at water inlet is provided with retaining valve, upper press cover is connected with cylindrical shell by the screw fastening means with cover assembly, and the centre is pressed with support ring, is equipped with O type circle and back-up ring between cover assembly and cylindrical shell, is provided with glass fiber filter and stainless steel cloth in the lower end of cover assembly, glass fiber filter and stainless steel cloth by set collar and screw retention on cover assembly, cylindrical shell is provided with water inlet, and water delivering orifice is provided with retaining valve in the inner of water inlet.Pressure compensator interface and sample transfer interface also can be set on cylindrical shell.
The invention has the beneficial effects as follows, can obtain the deep-sea designated depth by this concentrated fidelity sampling device, free of contamination, no pressure jump, a large amount of suspended particulate substances and planktonic organism fidelity sample, and sampler barrel can keep gathering the virgin pressure and the temperature of sample in a long time, can satisfy and develop geoscience rapidly, environmental science, the sample demand of marine biology and marine resources research, be the sea life gene, marine environment, ocean resources and basic geology research provide a kind of versatility stronger novel sampling method, technology and equipment, help alleviating the dependence of relevant department, form independent intellectual property right and correlation technique deposit external technical equipment.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1: sampler structure principle schematic;
Fig. 2: high-pressure sampling barrel structure synoptic diagram;
Embodiment
As shown in Figure 1; sampler comprises that the sea water hydraulic system drive seawater by deep-water motor 20 and water pump 19 and valve group flows through the high-pressure sampling tube 5 of two parallel connections respectively; 13; described high-pressure sampling tube is two; sampler barrel 5; the filter membranes of installing in 13 35 are used for filtering and concentrating suspended particulate substance and planktonic organism; retaining valve 2; 10 and solenoid electric valve 9; 17 are used to seal high-pressure sampling tube 5; 13 two ends and form pressurize to sample; accumulator 6; 14 is sampler barrel 5; 13 ftercompction device and by stop valve 7; 15 controls; sampler barrel is provided with transfer interface that follow-up culture apparatus connects and by stop valve 3; 8; 11; 16 controls; retaining valve 4 in the sampler barrel; 12 are used to protect filter membrane 35; deep-water motor 20 is equipped with protection retaining valve 18, and the porch of sea water hydraulic system is connected with the inlet filter 1 that is used for seawater is carried out coarse filtration.Have suffered configurable automatic driving of sample sampling process and control system.
Sampler barrel of the present invention mainly comprises cylindrical shell 26, cover assembly 27, upper press cover 22, cylindrical shell 26 is provided with water inlet, and one end be connected with admitting pipe joint 21, the other end is connected with import retaining valve 30, cylindrical shell 26 is provided with water delivering orifice simultaneously, and be connected with titting water outlet 31, upper press cover 22 is connected with cylindrical shell by the screw fastening means with cover assembly 27, and the centre is pressed with support ring 23, between cover assembly 27 and cylindrical shell 26, be equipped with O type circle 25 and back-up ring 24, the glass fiber filter 35 and the stainless steel cloth 34 that are provided with in the lower end of cover assembly 27 are fixed on the cover assembly 27 by set collar 29 and screw 36 together, also are provided with pressure compensator interface 32 and sample transfer interface 33 on cylindrical shell 26.
Sampler pressurize of the present invention and ftercompction are adopted retaining valve 2,10 and solenoid electric valve 9,17 sealing high-pressure sampling tube 5,13 two ends and are formed the pressurize of sample, leather bag holds that formula or piston-type pressure compensator 6 or 14 compensate that pressure reduction and the temperature difference cause the sampler barrel volume change and the pressure drop that produces, sampler barrel 5,13 is furnished with pressure compensator 6,14 respectively, and is connected with pressure compensator 6 or 14 by pin type stop valve 7 or 15 control sampler barrels 5 or 13.
The present invention concentrates suspended particulate substance and the planktonic organism sample adopts the sea water hydraulic system to sampler barrel 5 or 13 pumping seawater, form a large amount of seawater by filter membrane 35, promptly be concentrated on the interior filter membrane 35 of sampler barrel thereby make suspended particulate substance and planktonic organism filter and adsorb, sampling membrane 35 can require according to the difference of biological study change.
The present invention is pollution-free and no pressure jump sampling was adopted before sampler is plunged into the commercial sea sampling, in sampler barrel 5,13, be full of pure water, when sampler reaches the deep-sea appointment depth of water, first sampling cylinder 5 is gathered sample, sampler changes another over to and specifies the depth of water then, carries out the sampling work of second sampling cylinder 13.
Sampler sample transfer interface arrangement of the present invention adopts sample transfer interface 33 places connection pin type high-pressure stop valve 3,8,11 and 16 on sampler barrel 5,13, and high-pressure stop valve 3 and 8,11 and 16 is used to connect and cut off getting in touch of sampler barrel 5,13 and follow-up biological culture apparatus.
The present invention adopts filter membrane retaining valve 28 to protect filter membrane 35, in case filter membrane 35 blocked after, cause filter membrane 35 two ends pressure reduction too big and filter membrane 35 is crushed, and adopt retaining valve 18 protection motors 20, in case water pump 19 by behind the stall, causes motor to damage.
Concentrate fidelity sampling device sea water hydraulic systems technology parameter: working depth 6000m, input voltage are the 24V direct current, POF 5L/min, rated pressure 10bar, rated input power 150W.
It is as follows to concentrate the fidelity sampling device course of work:
1. clean sampler barrel inside, valve group and pipeline, then sampling thief 5 or 13 is filled with pure water;
2. sampler is transferred to designated depth with underwater robot ROV dive or crane peculiar to vessel, and controller sends instruction, and at first opens solenoid valve 9, actuating motor 20 then, the sea water hydraulic system starts working, and retaining valve 2 is opened, and a large amount of seawater is by first sampler barrel 5 and filter membrane 35, after the overcurrent flow reaches predetermined value, elder generation's disable motor 20 is closed solenoid valve 9 then, and the sea water hydraulic system quits work, retaining valve 2 is closed, and the sampling work of first sampler barrel 5 is finished;
Then sampler under water the ROV of robot or crane peculiar to vessel carry down to other-specify the place of the depth of water, controller sends instruction, at first opens solenoid valve 17, actuating motor 20 then, work restarts in the sea water hydraulic system, retaining valve 10 is opened, a large amount of seawater is by second sampler barrel 13 and filter membrane 35, after the overcurrent flow reaches predetermined value, elder generation's disable motor 20 is closed solenoid valve 17 then, and the sea water hydraulic system quits work, retaining valve 10 is closed, and the sampling work of second sampler barrel 13 is finished;
4. so far, the sampling work of sampler is all finished, and then, sampler is carried into waterborne vessel by underwater robot ROV or crane peculiar to vessel;
5. with behind the sampling cylinder external body parcel insulation material, move to biotron peculiar to vessel and test the chamber, connect with follow-up biological culture apparatus.
The principle of work of this sampler and process guarantee sampler suspended particulate substance and planktonic organism in pollution-free, no pressure jump ground collection of appointment depth of water place, deep-sea and concentrated seawater fully, and sampler can keep gathering the virgin pressure of sample in a long time.
Claims (5)
1. deep-sea suspended particulate substance and planktonic organism concentrate pressure keeping sampler, it is characterized in that: comprise the high-pressure sampling tube and drive seawater and flow through the hydraulic means that the high-pressure sampling tube is taken a sample, filter membrane is installed in the high-pressure sampling tube is used for filtering and concentrating suspended particulate substance and planktonic organism, be provided with respectively at high-pressure sampling tube two ends that retaining valve and solenoid electric valve are used to seal high-pressure sampling tube two ends and the pressurize that forms sample, end at the high-pressure sampling tube has accumulator, the high-pressure sampling tube is carried out pressure compensation, accumulator is controlled by stop valve, and the high-pressure sampling tube is provided with the transfer interface that is connected with follow-up culture apparatus by stop valve control.
2. sampler according to claim 1, it is characterized in that: described high-pressure sampling tube mainly comprises cylindrical shell, cover assembly, upper press cover, upper press cover is connected with cylindrical shell by the screw fastening means with cover assembly, and the centre is pressed with support ring, between cover assembly and cylindrical shell, be equipped with O type circle and back-up ring, be provided with glass fiber filter and stainless steel cloth in the lower end of cover assembly, glass fiber filter and stainless steel cloth by set collar and screw retention on cover assembly, cylindrical shell is provided with water inlet, water delivering orifice, is provided with retaining valve in the inner of water inlet.
3. sampler according to claim 1 is characterized in that: described high-pressure sampling tube outside is coated with adiabator layer and/or outer wrap insulation material.
4. sampler according to claim 1 is characterized in that: the import retaining valve of described high-pressure sampling tube adopts built-in retaining valve or external retaining valve or external electromagnetism retaining valve.
5. sampler according to claim 1 is characterized in that: setting pressure table or pressure transducer on the described high-pressure sampling tube cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100470272A CN100403007C (en) | 2004-12-09 | 2004-12-09 | Concentration fidility sampler for deep sea suspended granule and suspended bios |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100470272A CN100403007C (en) | 2004-12-09 | 2004-12-09 | Concentration fidility sampler for deep sea suspended granule and suspended bios |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1786680A CN1786680A (en) | 2006-06-14 |
| CN100403007C true CN100403007C (en) | 2008-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100470272A Expired - Fee Related CN100403007C (en) | 2004-12-09 | 2004-12-09 | Concentration fidility sampler for deep sea suspended granule and suspended bios |
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Cited By (1)
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| CN2654738Y (en) * | 2003-08-11 | 2004-11-10 | 润弘精密工程事业股份有限公司 | Lattice floorslab of building |
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Patent Citations (3)
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|---|---|---|---|---|
| RU1809352C (en) * | 1991-03-29 | 1993-04-15 | Институт Вулканологии Дальневосточного Отделения Ан Ссср | Sampler |
| JPH05142115A (en) * | 1991-11-18 | 1993-06-08 | Kaiyo Kagaku Gijutsu Center | Insulating device for deep sea bottom sample sampling container |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210219528A1 (en) * | 2020-01-19 | 2021-07-22 | Hunan University Of Science And Technology | Suction sampler system for in situ collection of deep-sea floor organisms and method of using same |
| US11812732B2 (en) * | 2020-01-19 | 2023-11-14 | Hunan University Of Science And Technology | Suction sampler system for in situ collection of deep-sea floor organisms and method of using same |
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| CN1786680A (en) | 2006-06-14 |
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