CN212134230U - Water layering collection system - Google Patents

Water layering collection system Download PDF

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Publication number
CN212134230U
CN212134230U CN202020955380.5U CN202020955380U CN212134230U CN 212134230 U CN212134230 U CN 212134230U CN 202020955380 U CN202020955380 U CN 202020955380U CN 212134230 U CN212134230 U CN 212134230U
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China
Prior art keywords
sampling
negative pressure
water
pressure box
bottle
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Expired - Fee Related
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CN202020955380.5U
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Chinese (zh)
Inventor
岑言霸
史正涛
李婕
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Yunnan Normal University
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Yunnan Normal University
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Priority to CN202020955380.5U priority Critical patent/CN212134230U/en
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Publication of CN212134230U publication Critical patent/CN212134230U/en
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Abstract

The utility model relates to a water layering collection system belongs to water sampling technical field. The device comprises a negative pressure box, a sampling pipe group, a sampling bottle, a buoyancy block and a balancing weight; the main body of the device is a negative pressure box which is rectangular and hollow, an electric air pump is embedded on the right side of the device, the upper surface of the device is connected with a sampling pipe, the lower surface of the device is connected with a sampling bottle, air in the negative pressure box is pumped out through the air pump, negative pressure is generated in the negative pressure box, water samples with different depths are sucked into the sampling bottle through the sampling pipe with the corresponding depth, the sampling bottle can be replaced according to the sample demand, and a large amount of water samples are collected continuously; the method is simple to operate, low in manufacturing cost and high in sampling efficiency, and is suitable for field investigation and research.

Description

Water layering collection system
Technical Field
The utility model relates to a water layering collection system belongs to water collection tool field.
Background
Water is one of the most common substances on the earth, is an important resource for living of all lives including inorganic compounds and human beings, and is also the most important component of organisms; surface water has more ions due to dissolution of other electrolytes, is one of important sources of water for human life, and research on the surface water is beneficial to environmental protection and human development. At present, the water sample layering collection device is mainly gone on through sampling bottle, sampling pipe, vacuum pump etc.. For example, the buoy-type layered water sampler (201320607741.7) needs to adopt a vertical rod to be inserted into the water bottom, and each sampling bottle is provided with a vacuum pump, which increases the equipment cost and the maneuverability, and when a deep lake or a hard-bottom river is sampled, the vertical rod is difficult to be inserted into the water bottom, so that the sampling cannot be performed smoothly; the water layering synchronous sampler (201920487517.6) adopts a mode of connecting sampling bottles to put down for underwater sampling, but the device has limited water sample collection and is heavy, and the weight of the device is increased after water samples are collected, so that the device is not beneficial to collecting a large amount of water samples.
Disclosure of Invention
In order to solve the problem mentioned in the above-mentioned background art, the utility model provides a nature controlled is strong, and application range is wider, can gather the device of water sample in a large number.
The utility model discloses realize according to following technical scheme:
a water stratification collection device comprising: the device comprises a negative pressure box (1), a sampling tube group (2), a sampling bottle (3), a buoyancy block (4) and a balancing weight (5); the negative pressure box (1) is made of PP materials, a control valve (6) is arranged on an opening on the upper surface of the negative pressure box, the lower part of the control valve (6) is connected with a water guide pipe (8), a spiral joint (9) is fixedly connected to the lower surface of the inside of the negative pressure box (1), the inside of the spiral joint (9) is of a threaded structure, a water inlet exhaust hole (10) is formed in the upper surface of the spiral joint, and the water guide pipe (8) is inserted into the water inlet exhaust; an electric air pump (12) is embedded into the opening at the right side of the negative pressure box (1), and the electric air pump (12) is externally connected with a power supply (11);
the sampling pipe group (2) comprises a plurality of PVC material sampling pipes (7) and a fixed ring (13), depth scale marks (15) are marked on the sampling pipes, 10 round holes (14) are formed in the fixed ring (13), and the sampling pipes (7) can be fixed on the fixed ring (13) after penetrating through the round holes (14);
the sampling bottle (3) is made of PVC materials, the bottle body is marked with scale marks (17), the bottle mouth is a spiral bottle mouth (18) and is provided with a bottle cap (16), the spiral bottle mouth (18) is in spiral connection with the spiral connector (9) during sampling, and the interior of the negative pressure box (1) is kept sealed after connection;
the buoyancy block (4) is made of foam, the middle of the buoyancy block is hollowed, and a fixed circular ring (13) is fixedly connected to allow the sampling pipe (7) to pass through;
the balancing weight (5) is a solid lead block and is wound on each fixed circular ring (13) through a thin line (19).
The utility model discloses a theory of operation is:
when water bodies such as ponds, reservoirs, lakes, rivers and the like are sampled, firstly, a plurality of sampling pipes (7) sequentially penetrate through the fixed circular ring (13) and the buoyancy block (4) according to the sampling depth requirement and then are connected with the upper surface control valve (6) of the negative pressure box (1). And the balancing weight (5) is wound on each fixed circular ring (13) through a thin wire (19). The spiral bottle mouth (18) of the sampling bottle (3) is spirally connected with the spiral connector (9), the electric air pump (12) is connected with the power supply (11), and the water body layered collection device is connected completely.
When the water sample is collected, the sampling pipe group (2), the buoyancy block (4) and the balancing weight (5) of the device are placed into the water body, and the water body collection is started when the buoyancy block (4) is stable on the water surface. Opening electric air pump (12), gas outgoing in sampling pipe (7) and negative pressure case (1), layering water passes through in sampling pipe (7) gets into leading water pipe (8) in negative pressure case (1), then gets into in sampling bottle (3), accomplishes the water and gathers.
When the sample in one sampling bottle (3) is enough, the control valve (6) on the negative pressure box (1) is closed, and the other sampling bottles (3) keep normal operation until the sample is enough.
When the water sampling is finished, the electric air pump (12) and the connecting power supply (11) thereof are closed, the sampling bottles (3) are taken down one by one, and the bottle caps (16) are screwed to realize the water sampling at different depths.
The utility model has the advantages that:
the device has simple structure, can adjust the depth and the interval of the sampling pipes according to the water depth, is suitable for sampling in different water body environments and different water body depths, has controllable volume of the collected sample amount, and can realize large-scale collection according to the requirement;
the device is installed as required, is convenient to carry, has long service life, can effectively reduce the labor intensity of testing personnel, is simple and convenient to install, has low manufacturing cost and is easy to popularize and use.
Drawings
Fig. 1 is the utility model discloses water layering collection system gathers water sample schematic diagram.
Fig. 2 is a schematic view of the negative pressure tank of the present invention.
Fig. 3 is a schematic view of the sampling tube set of the present invention.
Fig. 4 is a schematic view of the sampling bottle of the present invention.
In the figure: 1-negative pressure box, 2-sampling tube group, 3-sampling bottle, 4-buoyancy block, 5-balancing weight, 6-control valve, 7-sampling tube, 8-water conduit, 9-spiral joint, 10-water inlet and exhaust hole, 11-power supply, 12-electric air pump, 13-fixed ring, 14-round hole, 15-depth scale mark, 16-bottle cap, 17-scale mark, 18-spiral bottle mouth and 19-thin line.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples, without limiting the scope of the invention to the details.
The implementation case is as follows: as shown in fig. 1 to 4, the present apparatus comprises: negative pressure case (1), sampling nest of tubes (2), sampling bottle (3), buoyancy piece (4), balancing weight (5). Firstly, according to the requirement of sampling depth, a plurality of sampling pipes (7) sequentially pass through a fixed circular ring (13) and a buoyancy block (4) and then are connected with a control valve (6) on the upper surface of a negative pressure box (1). And the balancing weight (5) is wound on each fixed circular ring (13) through a thin wire (19). The spiral bottle mouth (18) of the sampling bottle (3) is spirally connected with the spiral connector (9), the electric air pump (12) is connected with the power supply (11), and the water body layered collection device is connected completely.
When the water sample is collected, the sampling pipe group (2), the buoyancy block (4) and the balancing weight (5) of the device are placed into the water body, and the water body collection is started when the buoyancy block (4) is stable on the water surface. Opening electric air pump (12), gas outgoing in sampling pipe (7) and negative pressure case (1), layering water passes through in sampling pipe (7) gets into leading water pipe (8) in negative pressure case (1), then gets into in sampling bottle (3), accomplishes the water and gathers.
When the sample in one sampling bottle (3) is enough, the control valve (6) on the negative pressure box (1) is closed, and the other sampling bottles (3) keep normal operation until the sample is enough.
When the water sampling is finished, the electric air pump (12) and the connecting power supply (11) thereof are closed, the sampling bottles (3) are taken down one by one, and the bottle caps (16) are screwed to realize the water sampling at different depths.
While the present invention has been described in detail with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (5)

1. The utility model provides a water layering collection system which characterized in that: comprises a negative pressure box (1), a sampling tube group (2), a sampling bottle (3), a buoyancy block (4) and a balancing weight (5); the negative pressure box (1) is made of PP materials, a control valve (6) is arranged on an opening on the upper surface of the negative pressure box, the lower part of the control valve (6) is connected with a water guide pipe (8), a spiral joint (9) is fixedly connected to the lower surface of the inside of the negative pressure box (1), the inside of the spiral joint (9) is of a threaded structure, a water inlet exhaust hole (10) is formed in the upper surface of the spiral joint, and the water guide pipe (8) is inserted into the water inlet exhaust; an electric air pump (12) is embedded into the right opening of the negative pressure box (1), and the electric air pump (12) is externally connected with a power supply (11).
2. The layered water collection device of claim 1, wherein: sampling pipe group (2) include a plurality of PVC material sampling pipe (7) and fixed ring (13), and the sign has degree of depth scale mark (15) on the sampling pipe, has 10 round hole (14) on fixed ring (13), and sampling pipe (7) can be fixed on fixed ring (13) after passing round hole (14).
3. The layered water collection device of claim 1, wherein: sampling bottle (3) are the PVC material, and the body mark has scale mark (17), and the bottleneck is spiral bottleneck (18), is furnished with bottle lid (16), and during the sampling, spiral bottleneck (18) and helical connector (9) screwed connection, and connection back negative pressure case (1) inside keeps sealed.
4. The layered water collection device of claim 1, wherein: the buoyancy block (4) is made of foam materials, the middle of the buoyancy block is hollowed, and a fixed circular ring (13) is fixedly connected to allow the sampling pipe (7) to penetrate through.
5. The layered water collection device of claim 1, wherein: the balancing weight (5) is a solid lead block and is wound on each fixed circular ring (13) through a thin line (19).
CN202020955380.5U 2020-05-30 2020-05-30 Water layering collection system Expired - Fee Related CN212134230U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020955380.5U CN212134230U (en) 2020-05-30 2020-05-30 Water layering collection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020955380.5U CN212134230U (en) 2020-05-30 2020-05-30 Water layering collection system

Publications (1)

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CN212134230U true CN212134230U (en) 2020-12-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112729950A (en) * 2020-12-26 2021-04-30 中国科学院地球化学研究所 System for automatically and regularly collecting soil water in layers
CN114563226A (en) * 2022-03-01 2022-05-31 内蒙古众元测试技术有限公司 Detection apparatus for antibiotic in water environment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112729950A (en) * 2020-12-26 2021-04-30 中国科学院地球化学研究所 System for automatically and regularly collecting soil water in layers
CN114563226A (en) * 2022-03-01 2022-05-31 内蒙古众元测试技术有限公司 Detection apparatus for antibiotic in water environment
CN114563226B (en) * 2022-03-01 2024-04-26 内蒙古众元测试技术有限公司 Detection device for antibiotics in water environment

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201211

Termination date: 20210530

CF01 Termination of patent right due to non-payment of annual fee