CN111122255B - Under-ice layered water sample collector - Google Patents
Under-ice layered water sample collector Download PDFInfo
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- CN111122255B CN111122255B CN202010022180.9A CN202010022180A CN111122255B CN 111122255 B CN111122255 B CN 111122255B CN 202010022180 A CN202010022180 A CN 202010022180A CN 111122255 B CN111122255 B CN 111122255B
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- water
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- annular partition
- circular cover
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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
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
Abstract
The invention discloses an under-ice layered water sample collector, which comprises a water collector shell, wherein the water collector shell is formed by bonding a plurality of bottomless cylindrical shells with the same height, the water collector shell is arranged in a supporting frame, the bottom of each bottomless cylindrical shell is provided with an annular partition plate, a through hole in the middle of each annular partition plate is a water inlet, a corresponding circular cover plate is arranged below each annular partition plate, a sealing washer is bonded on each circular cover plate, the circular cover plates are all fixed on a threaded connecting rod and positioned in the corresponding bottomless cylindrical shells, the threaded connecting rod penetrates through the whole water collector shell and the through hole in the middle of the annular partition plate from top to bottom, and the lower part of one side of each bottomless cylindrical shell is connected with a rubber water outlet pipe. The application has solved that current water sampler equipment is too heavy in the market, inconvenient carries or can not high accuracy layering sampling water sample etc. a great deal of not enough, has alleviateed water sampler dead weight to realize high accuracy layering sampling water sample.
Description
Technical Field
The invention relates to water sample collection equipment, in particular to under-ice layered water sample collection equipment, belongs to the technical field of short-term investigation on ice in polar regions, sub-polar regions, mountains, reservoirs, rivers and oceans, and particularly relates to operation on ice and high-precision layered collection of under-ice water samples.
Background
The water sample collector is generally a water quality sample collecting device made of metal or acrylic materials, and is provided with a water inlet, a water inlet valve, a water outlet and a water outlet closing system; when using this equipment to carry out water sample collection, can go deep into the different degree of depth in aqueous according to gathering the needs, gather the water sample of different levels in aqueous. The device is simple and reliable to use, and is necessary to be used when surface water, underground water, sewage and seawater are used for monitoring and collecting water samples. At present, water sample collectors in domestic markets are various, and the water sample collectors can be divided into stainless steel water collectors and organic glass water collectors according to manufacturing materials, mainly into clamping cover type water collectors, lifting type water collectors and closed-open type water collectors according to working principles, and can be divided into layered water collectors, time series water collectors, in-situ fixed water collectors, precise depth-fixed water collectors and the like according to working purposes. The main manufacturers of domestic water sample collectors are Qingdao environmental control equipment Limited company and Qingdao sincerity instruments Limited company, and the representative products are LIMNOS water sample collectors and N-2 water sample collectors; the main manufacturers of foreign water collectors are represented by the German HYDRO-BIOS company and the Danish KC-Denmark company.
In order to adapt to different working environments and achieve corresponding purposes, the development trend of the existing water sample collector gradually tends to specialization in use and diversification in types. However, because the water sampler has a specific purpose, it is difficult to find a suitable water sampler in the market when facing some special work projects and purposes. The layered water sampler in the domestic market is too heavy, so that the operation on ice is inconvenient, and the high-precision layered water sampling cannot be realized; and other types of water collectors cannot achieve the purpose of collecting water samples in a layered mode.
Disclosure of Invention
To the above-mentioned problem that prior art exists, this application provides one kind to in low temperature environment, can carry out higher precision layering collection to different degree of depth water samples under ice for the work under ice layering water sample collector of industry on ice.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: an under-ice stratified water sample collector comprising: the device comprises a supporting frame, a water sampler shell, a rubber water outlet pipe, a circular cover plate, a threaded connecting rod, an annular partition plate and a sealing washer; the water sampler shell is formed by bonding a plurality of bottomless cylindrical shells with the same height and is arranged in the supporting frame, an annular partition plate is arranged at the bottom of each bottomless cylindrical shell, a water inlet is formed in a through hole in the middle of each annular partition plate, a corresponding circular cover plate is arranged below each annular partition plate, a sealing washer is bonded on each circular cover plate, each circular cover plate is fixed on the threaded connecting rod and is positioned in the corresponding bottomless cylindrical shell, the threaded connecting rod penetrates through the whole water sampler shell and the through hole in the middle of the annular partition plate from top to bottom, and a rubber water outlet pipe is connected to the lower portion of one side of each bottomless cylindrical shell.
Furthermore, the circular cover plate at the lowest part is exposed outside and is fixedly connected to the bottom of the threaded connecting rod.
Furthermore, a top cover plate is arranged at the top of the support frame, a bottom plate is arranged at the bottom of the support frame, the top of the threaded connecting rod penetrates through a through hole of the top cover plate, and a nut is arranged above the through hole; the water sampler shell is placed into from the top of the supporting frame and positioned on the bottom plate after the top cover plate is opened, then the top cover plate is covered on the top of the supporting frame and fixed by bolts, the bottom plate is pulled out when water is sampled, and the supporting frame and the water sampler shell are together sunk into water.
Furthermore, a water outlet is formed in the lower portion of one side of each bottomless cylindrical shell, a rubber water outlet pipe is connected to the water outlet, and a water stop clamp is arranged on the rubber water outlet pipe.
Further, the diameter of the circular cover plate is larger than the inner diameter of the annular partition plate and smaller than the outer diameter of the annular partition plate, a hole is punched in the center of the circular cover plate to penetrate through the threaded connecting rod, and the circular cover plate is fixed on the threaded connecting rod through nuts respectively positioned at the upper part and the lower part.
Furthermore, the diameter of the sealing washer is larger than the inner diameter of the annular partition plate and smaller than the diameter of the circular cover plate, and the sealing washer is adhered to the upper surface of the circular cover plate through glue.
Due to the adoption of the technical scheme, the invention can obtain the following technical effects: the application has solved that current water sampler equipment is too heavy in the market, inconvenient carries or can not high accuracy layering sampling water sample etc. a great deal of not enough, has alleviateed water sampler dead weight to realize high accuracy layering sampling water sample.
Drawings
FIG. 1 is an internal structure diagram of an under-ice layered water sample collector of the present invention when water is introduced;
FIG. 2 is a schematic structural diagram of the under-ice layered water sample collector of the present invention when water is introduced;
fig. 3 is a top view of the under-ice stratified water sampler of the present invention.
The sequence numbers in the figures illustrate: 1. the water sampler comprises a supporting frame, 2, a water sampler shell, 3, a rubber water outlet pipe, 4, an annular partition plate, 5, a circular cover plate, 6, a threaded connecting rod, 7 and a sealing washer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Example 1
Referring to the attached drawings 1 to 3, the under-ice layered water sample collector comprises a support frame 1, a water collector shell 2, a rubber water outlet pipe 3, an annular partition plate 4, a circular cover plate 5, a threaded connecting rod 6 and a sealing washer 7. The water sampler shell 2 is formed by bonding a plurality of bottomless cylindrical shells with the same height and is arranged in the supporting frame 1; the lower part of one side of each bottomless cylindrical shell is connected with a rubber water outlet pipe; the bottom of each bottomless cylindrical shell is provided with an annular partition plate, a through hole in the middle of the annular partition plate is a water inlet, a corresponding circular cover plate is arranged below each annular partition plate, a sealing washer is bonded on the circular cover plate, the circular cover plates are all fixed on the threaded connecting rods and located in the corresponding bottomless cylindrical shells, and the threaded connecting rods penetrate through the whole water sampler shell and the through hole in the middle of the annular partition plate from top to bottom.
The top of the supporting frame is provided with a top cover plate, the bottom of the supporting frame is provided with a bottom plate, the top of the threaded connecting rod penetrates through a through hole of the top cover plate, and a nut is arranged above the through hole; the water sampler shell is placed into from the top of the supporting frame and positioned on the bottom plate after the top cover plate is opened, then the top cover plate is covered on the top of the supporting frame and fixed by bolts, the bottom plate is pulled out when water is sampled, and the supporting frame and the water sampler shell are together sunk into water.
The lower part of one side of each bottomless cylindrical shell is provided with a water outlet, the water outlet is connected with a rubber water outlet pipe, and a water stop clamp is arranged on the rubber water outlet pipe.
The annular partition 4 is fixed between each layer of cylindrical shell by glue.
The circular cover plate 5 penetrates through the threaded connecting rod 6 through a central circular hole of the circular cover plate and is fixed through a nut.
The sealing gasket 7 is adhered to the upper surface of the circular cover plate 5 by glue.
When the under-ice layered water sample collector is used, firstly, holes are drilled on ice, the diameter of each drilled hole is larger than the size of the support frame, the under-ice layered water sample collector is placed above the drilled holes, the bottom plate of the support frame is pulled out, the support frame and the water collector shell are slowly sunk into water, and the circular cover plate is kept below the corresponding annular partition plate in the period. And after the water sampler shell is filled with the water sample under ice, the threaded connecting rod is rotated upwards to enable the circular cover plate and the annular partition plate to form a closed space. The supporting frame and the water sampler shell are lifted out of the water surface, water samples among all the interlayers are water samples corresponding to different water depths under ice, and the water samples without the interlayers can be obtained through the rubber water outlet pipe.
In conclusion, the invention solves the defects of insufficient strength, low layering precision, heavy instrument and the like of the traditional water sample collector, and can collect water samples at different depths under ice with higher precision in a low-temperature environment, so that researchers can collect and detect the water samples under ice more conveniently and effectively.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification, or any direct or indirect application attached to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. The utility model provides an under ice layering water sample collector which characterized in that includes: the device comprises a supporting frame, a water sampler shell, a rubber water outlet pipe, a circular cover plate, a threaded connecting rod, an annular partition plate and a sealing washer; the water sampler shell is formed by bonding a plurality of bottomless cylindrical shells with the same height and is arranged in the supporting frame, an annular partition plate is arranged at the bottom of each bottomless cylindrical shell, a through hole in the middle of each annular partition plate is a water inlet, a corresponding circular cover plate is arranged below each annular partition plate, a sealing gasket is bonded on each circular cover plate, the circular cover plates are all fixed on the threaded connecting rods and are positioned in the corresponding bottomless cylindrical shells, the threaded connecting rods penetrate through the whole water sampler shell and the through holes in the middles of the annular partition plates from top to bottom, and a rubber water outlet pipe is connected to the lower part of one side of each bottomless cylindrical shell;
when the device is used, firstly, drilling holes on ice, wherein the diameter of each drilled hole is larger than the size of the support frame, placing the under-ice layered water sample collector above the drilled holes, drawing out the bottom plate of the support frame, slowly submerging the support frame and the water collector shell into water, and keeping the circular cover plate below the corresponding annular partition plate in the period; after the water sampler shell is filled with the water sample under ice, the threaded connecting rod is rotated upwards to enable the circular cover plate and the annular partition plate to form a closed space; lifting the supporting frame and the water sampler shell out of the water surface, wherein water samples among the interlayers are water samples corresponding to different water depths under ice, and water samples without interlayers can be obtained through the rubber water outlet pipe;
the circular cover plate at the lowest part is exposed outside and is fixedly connected to the bottom of the threaded connecting rod;
the top of the supporting frame is provided with a top cover plate, the bottom of the supporting frame is provided with a bottom plate, the top of the threaded connecting rod penetrates through a through hole of the top cover plate, and a nut is arranged above the through hole; the water sampler shell is placed into from the top of the supporting frame and positioned on the bottom plate after the top cover plate is opened, then the top cover plate is covered on the top of the supporting frame and fixed by bolts, the bottom plate is pulled out when water is sampled, and the supporting frame and the water sampler shell are together sunk into water.
2. An under-ice layered water sample collector as claimed in claim 1, wherein a water outlet is provided at a lower part of one side of each bottomless cylindrical shell, a rubber water outlet pipe is connected to the water outlet, and a water stop clip is provided on the rubber water outlet pipe.
3. An under-ice layered water sampler as claimed in claim 1 wherein the diameter of the circular cover plate is larger than the inner diameter of the annular partition plate and smaller than the outer diameter of the annular partition plate, and the circular cover plate is fixed to the threaded connection rod by nuts respectively located at the upper and lower parts by punching a hole through the center of the circular cover plate.
4. An under-ice layered water sampler according to claim 1, wherein the diameter of the sealing washer is larger than the inner diameter of the annular partition plate and smaller than the diameter of the circular cover plate, and the sealing washer is adhered to the upper surface of the circular cover plate by glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010022180.9A CN111122255B (en) | 2020-01-09 | 2020-01-09 | Under-ice layered water sample collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010022180.9A CN111122255B (en) | 2020-01-09 | 2020-01-09 | Under-ice layered water sample collector |
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| CN111122255A CN111122255A (en) | 2020-05-08 |
| CN111122255B true CN111122255B (en) | 2021-08-06 |
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| CN114323806A (en) * | 2021-06-25 | 2022-04-12 | 大连理工大学 | In-situ layered collecting device and method for water body on surface layer under ice |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011027726A (en) * | 2009-06-26 | 2011-02-10 | Shiseido Co Ltd | Sampler |
| CN203396618U (en) * | 2013-09-11 | 2014-01-15 | 宋云飞 | Liquid layering sampling column |
| CN205333362U (en) * | 2016-01-22 | 2016-06-22 | 成都理工大学 | Drawdown sampling device is decided to groundwater |
| CN205879606U (en) * | 2016-08-16 | 2017-01-11 | 王秀丽 | Environmental improvement collection system |
| CN107167346A (en) * | 2017-04-12 | 2017-09-15 | 水利部交通运输部国家能源局南京水利科学研究院 | The vertical parallel sampling device of water sampling |
| CN107621389A (en) * | 2017-11-08 | 2018-01-23 | 环境保护部华南环境科学研究所 | A kind of vertical demixing synchronised fluid sampler |
| CN207423599U (en) * | 2017-11-20 | 2018-05-29 | 河海大学 | A kind of layering hydrophore suitable for shallow-layer water body |
| CN108007726A (en) * | 2017-12-27 | 2018-05-08 | 南京萃智水利科技有限公司 | A kind of water quality detection Stratified Sampling device and its manufacture and sampling method |
| CN207488023U (en) * | 2018-02-01 | 2018-06-12 | 徐云倩 | A kind of bottom water body layered sampling device |
| CN207937215U (en) * | 2018-03-01 | 2018-10-02 | 重庆以伯环境监测咨询有限公司 | A kind of wastewater sampling container |
| CN208568373U (en) * | 2018-07-04 | 2019-03-01 | 合肥耀世同辉科技有限公司 | A kind of water sample acquisition device |
| CN209656362U (en) * | 2019-01-02 | 2019-11-19 | 姚贺冬 | A kind of designated depth water sampling device |
| CN209432537U (en) * | 2019-02-01 | 2019-09-24 | 泉州迅捷工业设计服务有限公司 | A kind of monitoring water environment sampler |
| CN209911055U (en) * | 2019-05-17 | 2020-01-07 | 黑龙江龙测检测股份有限公司 | Liquid sample sampling device for detection |
| CN110455589A (en) * | 2019-09-06 | 2019-11-15 | 中石化石油工程技术服务有限公司 | Liquid depth sampler |
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