CN107063764B - Suction type water sample collector and unit suction type bottom water sample collection system - Google Patents
Suction type water sample collector and unit suction type bottom water sample collection system Download PDFInfo
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- CN107063764B CN107063764B CN201710212496.2A CN201710212496A CN107063764B CN 107063764 B CN107063764 B CN 107063764B CN 201710212496 A CN201710212496 A CN 201710212496A CN 107063764 B CN107063764 B CN 107063764B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a suction type water sample collector and a unit suction type bottom water sample collection system, which belongs to the technical field of ocean monitoring, wherein the main mechanism of the water sample collection system is a suction type water sample collector, and the suction type water sample collection system comprises a water sample cup, a collector seat, a collector cover, a valve rod, a spring, a diaphragm and a valve seat; and pulling the valve rod and the diaphragm to move upwards, sucking gas in the water sample cup into the lower cavity, and sucking water in the water sample collecting area into the water sample cup to complete water sample collection. The invention avoids the problem of easy mixing of water samples, enlarges the collection range of the water samples and improves the sampling quality of the water samples at the bottom layer.
Description
Technical Field
The invention relates to a marine monitoring technology, in particular to a suction type water sample collector and a unit suction type bottom water sample collection system.
Background
The existing sea floor water sampling equipment mainly comprises a lifting type simple water sampler, a striking type water sampler, a clamping cover type water sampler and a pump type water sampler.
The lifting type simple water sampler is simple in structure, convenient to carry, low in efficiency and not suitable for deep water sampling, and the sampling bottle is settled to a required depth, the bottle stopper is opened by lifting the rope, and sampling is finished after the sampling bottle is filled with water.
The impact type water sampler and the clamping cover type water sampler are used for settling the sampling bottle to the required depth, the bottle cover is opened by means of the impact mechanism, after the sampling bottle is filled with water, the sampling bottle cover is closed to finish sampling, the structure is simple, the sampling can be performed at a deeper water layer, but the sampling efficiency is low, and the sampling stability is poor.
The pump type water sampler also uses tools such as a ship and the like to drive to a specific sampling point, the water sampling pipe is settled to a specified depth, and the water sampling pipe is pumped to sample water at a deeper water layer, but the water sampling pipe is easy to mix up due to a pipeline along the way, so that the accuracy is poor.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art, and provides a suction type water sample collector and a unit suction type bottom water sample collecting system. The device aims to solve the problems of shallow sampling depth, low efficiency, easily confused water samples, poor accuracy and difficult control of the existing sea floor water sampling device and improve the sampling quality and the sampling efficiency of the water samples at the bottom.
The technical scheme adopted for solving the technical problems is as follows:
the suction type water sample collector comprises a water sample cup, a collector seat, a collector cover, a valve rod, a spring, a diaphragm and a valve seat, wherein the diaphragm is tightly pressed between the collector seat and the collector cover to form an upper cavity and a lower cavity; and pulling the valve rod and the diaphragm to move upwards, sucking gas in the water sample cup into the lower cavity, and sucking water in the water sample collecting area into the water sample cup to complete water sample collection.
Further, a sealing ring is arranged between the valve rod and the valve seat.
Further, a sealing gasket is arranged between the water sample cup and the collector seat.
The unit suction type bottom water sample collection system comprises a suction type water sample collector, an electric push rod, a hanging cage and a steel wire rope, wherein the suction type water sample collector and the electric push rod are both fixed on the hanging cage and the electric push rod is used for automatically and accurately controlling water sample collection of the suction type water sample collector; the steel wire rope is connected with the hanging cage to control the collection depth of the hanging cage and the suction type water sample collector.
The suction type water sample collector comprises a water sample cup, a collector seat, a collector cover, a valve rod, a spring, a diaphragm and a valve seat, wherein the diaphragm is tightly pressed between the collector seat and the collector cover to form an upper cavity and a lower cavity, the upper cavity is communicated with a water sample collecting area through a through hole of the collector cover, the lower cavity is communicated with the water sample cup screwed on the collector seat through a water inlet hole on the collector seat and is communicated with the water sample collecting area through a controllable gap between the valve rod and the valve seat, the valve rod sequentially penetrates through the collector cover, the diaphragm, the collector seat and the valve seat from top to bottom, the spring is arranged between the upper end of the valve rod and the collector cover, and the valve rod is pressed down by the spring to realize the sealing of the valve seat; the electric push rod moves upwards to pull the valve rod and the diaphragm to move upwards, gas in the water sample cup is absorbed into the lower cavity, and water in the water sample collecting area is absorbed into the water sample cup, so that water sample collection is completed.
Further, the electric push rod is hinged with the plurality of suction type water sample collectors through the connecting rod and the connecting pin to form a water sample collecting unit.
Further, a plurality of water sample collecting units are uniformly distributed on the hanging cage.
Preferably, the hanging cage is of a square structure, and 8 water sample collecting units are uniformly distributed on the hanging cage.
Compared with the prior art, the suction type water sample collector and the unit suction type bottom water sample collection system have the beneficial effects that:
1) According to the suction type water sample collector, a water sample cup is screwed on a water sample collector seat, the upper cavity of a membrane is communicated with a water sample collecting area through a through hole of a collector cover, and the lower cavity is communicated with the water sample cup through a water inlet hole of the collector seat and is communicated with the water sample collecting area through a valve rod, a sealing ring and a valve seat; when the movable end of the electric push rod moves downwards to the maximum position, the suction type water sample collector is in a closed state under the action of the spring and the water pressure, when the electric push rod overcomes the resultant force of the spring and the water pressure, the plurality of suction type water sample collector diaphragms and the valve rod are pulled to move upwards, gas in the water sample cup is sucked into the diaphragm lower cavity through the through hole on the water sample collector seat in the direction of an arrow B, meanwhile, water in the water sample collecting area is sucked into the water sample cup in the direction of an arrow A, and the water sample cup is lifted and unscrewed by the hanging cage, so that water sample collection is completed. The problem of easy mixing of water samples is avoided, the collection range of the water samples is enlarged, and the sampling quality of the water samples at the bottom layer is improved.
2) According to the unit suction type bottom water sample collection system, the suction type water sample collectors are respectively fixed on the hanging cage through bolts, and the sampling depth of the suction type water sample collectors is controlled through the steel wire rope according to the requirement; the suction type water sample collectors are hinged together through the connecting rod and the connecting pin, then are hinged with the movable end of the electric push rod to form a unit, the units can be installed on a hanging cage according to the requirement, water sample collection of the suction type water sample collectors of each unit is controlled at fixed time, and the suction type water sample collector is simple in structure and convenient to use. The automatic accurate control is facilitated, and the sampling efficiency of the bottom water sample is improved.
Drawings
FIG. 1 is a schematic diagram of a suction type water sample collector;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic diagram of the structure of a unit suction type bottom water sample collection system;
fig. 4 is a schematic top view of fig. 3.
In the figure, 1, a suction type water sample collector, 2, a connecting rod, 3, a connecting pin, 4, an electric push rod, 5, an ear seat, 6, a hanging cage, 7, a steel wire rope, 8, a water sample cup, 9, a sealing gasket, 10, a collector seat, 11, a bolt, 12, a collector cover, 13, a valve rod, 14, a spring, 15, a round nut, 16, a pressing gasket, 17, a diaphragm, 18, a sealing ring, 19 and a valve seat.
Detailed Description
An inhalation type water sample collector and unit inhalation type bottom water sample collecting system according to the present invention will be described in detail with reference to fig. 1 to 4.
As shown in fig. 1 and 2, an inhalation type water sample collector 1 comprises a water sample cup 8, a sealing gasket 9, a collector seat 10, a bolt 11, a collector cover 12, a valve rod 13, a spring 14, a round nut 15, a pressing gasket 16, a diaphragm 17, a sealing ring 18 and a valve seat 19, wherein the diaphragm 17 is pressed between the collector seat 10 and the collector cover 12 to form an upper cavity and a lower cavity, the upper cavity is communicated with a water sample collecting area through a through hole of the collector cover 12, the lower cavity is communicated with the water sample cup 8 screwed on the collector seat 10 through a water inlet hole on the collector seat 10, the sealing gasket 9 is arranged between the water sample cup 8 and the collector seat 10 and is communicated with the water sample collecting area through a controllable gap between the valve rod 13 and the valve seat 19, a sealing ring 18 is arranged between the valve rod 13 and the valve seat 19, the valve rod 13 sequentially penetrates through the collector cover 12, the diaphragm 17, the collector seat 10 and the valve seat 19 from top to bottom, the diaphragm 17 is clamped by the valve rod 13 and the round nut 15 through the pressing gasket 16, the spring 14 is arranged between the upper end of the valve rod 13 and the collector cover 12, the spring 14 is communicated with the water sample cup 8 through a cylindrical spring 14, and the valve seat 19 is pressed by the valve rod 13; the valve rod 13 and the diaphragm 17 are pulled to move upwards, gas in the water sample cup 8 is sucked into the lower cavity, and water in the water sample collecting area is sucked into the water sample cup 8, so that water sample collection is completed.
As shown in fig. 3, the unit suction type bottom water sample collection system comprises a suction type water sample collector 1, an electric push rod 4, a hanging cage 6 and a steel wire rope 7, wherein the suction type water sample collector 1 and the electric push rod 4 are both fixed on the hanging cage 6 and the electric push rod 4 is used for automatically and accurately controlling the water sample collection of the suction type water sample collector 1; the steel wire rope 7 is connected with the hanging cage 6 to control the collection depth of the hanging cage 6 and the suction type water sample collector 1.
The suction type water sample collector 1 comprises a water sample cup 8, a collector seat 10, a collector cover 12, a valve rod 13, a spring 14, a diaphragm 17 and a valve seat 19, wherein the diaphragm 17 is tightly pressed between the collector seat 10 and the collector cover 12 to form an upper cavity and a lower cavity, the upper cavity is communicated with a water sample collecting area through a through hole of the collector cover 12, the lower cavity is communicated with the water sample cup 8 screwed on the collector seat 10 through a water inlet hole on the collector seat 10 and is communicated with the water sample collecting area through a controllable gap between the valve rod 13 and the valve seat 19, the valve rod 13 sequentially passes through the collector cover 12, the diaphragm 17, the collector seat 10 and the valve seat 19 from top to bottom, the spring 14 is arranged between the upper end of the valve rod 13 and the collector cover 12, and the valve rod 13 is pressed down by the spring 14 to realize the sealing of the valve seat 19; the electric push rod 4 moves upwards to pull the valve rod 13 and the diaphragm 17 to move upwards, gas in the water sample cup 8 is absorbed into the lower cavity, and water in the water sample collecting area is absorbed into the water sample cup 8, so that water sample collection is completed.
The electric push rod 4 is hinged with a plurality of suction type water sample collectors 1 through a connecting rod 2 and a connecting pin 3 to form a water sample collecting unit.
As shown in fig. 4, the suspension cage 6 has a square structure, and 8 water sample collecting units are uniformly distributed on the suspension cage.
Claims (5)
1. The utility model provides a suction type water sample collector, includes water sample cup (8), collector seat (10), collector lid (12), valve rod (13), spring (14), diaphragm (17), disk seat (19), diaphragm (17) compress tightly and form two upper and lower chambeies between collector seat (10) and collector lid (12), upper chamber communicates with each other with the water sample collection district through the through-hole of collector lid (12), lower chamber communicates with each other with water sample cup (8) of screwing up on collector seat (10) through the inlet opening on collector seat (10), and communicate with each other with the water sample collection district through controllable clearance between valve rod (13) and disk seat (19), valve rod (13) pass collector lid (12), diaphragm (17), collector seat (10) and disk seat (19) from top to bottom in proper order, spring (14) are equipped with between valve rod (13) upper end and collector lid (12), spring (14) pushes down valve rod (13) and realizes sealing of disk seat (19); when the movable end of the electric push rod moves downwards to the maximum position, the suction type water sample collector is in a closed state under the action of a spring and water pressure, when the electric push rod overcomes the resultant force of the spring and the water pressure, the valve rod (13) and the diaphragm (17) are pulled to move upwards, gas in the water sample cup (8) is sucked into the lower cavity, and water in the water sample collecting area is sucked into the water sample cup (8) to complete water sample collection;
a sealing ring (18) is arranged between the valve rod (13) and the valve seat (19);
a sealing gasket (9) is arranged between the water sample cup (8) and the collector seat (10).
2. A unit suction type bottom water sample collection system adopting the suction type water sample collector as claimed in claim 1 comprises the suction type water sample collector (1), an electric push rod (4), a suspension cage (6) and a steel wire rope (7), and is characterized in that:
the suction type water sample collector (1) and the electric push rod (4) are both fixed on the hanging cage (6) and the electric push rod (4) is used for automatically and accurately controlling the water sample collection of the suction type water sample collector (1);
the steel wire rope (7) is connected with the hanging cage (6) to control the collection depth of the hanging cage (6) and the suction type water sample collector (1).
3. A unit suction type bottom water sample collection system according to claim 2, characterized in that the electric push rod (4) is hinged with a plurality of suction type water sample collectors (1) through a connecting rod (2) and a connecting pin (3) to form a water sample collection unit.
4. A unit suction type bottom water sample collection system according to claim 3, characterized in that a plurality of water sample collection units are uniformly distributed on the hanging cage (6).
5. The unit suction type bottom water sample collection system according to claim 4, wherein the hanging cage (6) is of a square structure, and 8 water sample collection units are uniformly distributed on the hanging cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710212496.2A CN107063764B (en) | 2017-04-01 | 2017-04-01 | Suction type water sample collector and unit suction type bottom water sample collection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710212496.2A CN107063764B (en) | 2017-04-01 | 2017-04-01 | Suction type water sample collector and unit suction type bottom water sample collection system |
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| Publication Number | Publication Date |
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| CN107063764A CN107063764A (en) | 2017-08-18 |
| CN107063764B true CN107063764B (en) | 2023-06-06 |
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| CN201710212496.2A Active CN107063764B (en) | 2017-04-01 | 2017-04-01 | Suction type water sample collector and unit suction type bottom water sample collection system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051391B (en) * | 2017-11-14 | 2020-04-21 | 上海博优测试技术有限公司 | Seawater sampling and detecting device |
| CN110411788B (en) * | 2019-08-14 | 2022-06-10 | 安徽金联地矿科技有限公司 | Multi-depth water sample sampling device and using method |
| CN111366412B (en) * | 2020-03-23 | 2022-07-22 | 青岛科技大学 | Self-elevating bottom layer water sample in-situ collection system and collection method for marine environment monitoring |
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| CN101403658A (en) * | 2008-11-13 | 2009-04-08 | 中国科学院测量与地球物理研究所 | Underwater soil sampling apparatus |
| JP2010189873A (en) * | 2009-02-16 | 2010-09-02 | Central Res Inst Of Electric Power Ind | Water sampler |
| CN103439149A (en) * | 2013-09-14 | 2013-12-11 | 淮海工学院 | Negative pressure pneumatic type automatic sampler for water sample in medium-deep layer |
| CN205562205U (en) * | 2016-03-08 | 2016-09-07 | 苏成志 | Immersive surface water sampling device |
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2017
- 2017-04-01 CN CN201710212496.2A patent/CN107063764B/en active Active
Patent Citations (4)
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|---|---|---|---|---|
| CN101403658A (en) * | 2008-11-13 | 2009-04-08 | 中国科学院测量与地球物理研究所 | Underwater soil sampling apparatus |
| JP2010189873A (en) * | 2009-02-16 | 2010-09-02 | Central Res Inst Of Electric Power Ind | Water sampler |
| CN103439149A (en) * | 2013-09-14 | 2013-12-11 | 淮海工学院 | Negative pressure pneumatic type automatic sampler for water sample in medium-deep layer |
| CN205562205U (en) * | 2016-03-08 | 2016-09-07 | 苏成志 | Immersive surface water sampling device |
Non-Patent Citations (2)
| Title |
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| 大型海洋资料浮标前置采集器软件建模;李崇;黎明;綦声波;王鑫宁;;计算机应用与软件(第07期);全文 * |
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