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Sampling apparatus for shallow water surroundings and biological sample collection

A biological sample collection and sampling device technology, applied in the direction of sampling devices, etc., can solve the problems of unreachable ships, distorted monitoring results, lack of sample collection equipment, etc., and achieve the effect of convenient and fast operation, simple structure and composition, and wide application range

Active Publication Date: 2009-08-05
YANTAI INST OF COASTAL ZONE RES CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, judging from the current relevant research results, most of the research on polluted water bodies is often limited to deep water areas of larger water bodies or areas that can be directly touched by people on the shore (due to the existence of edge effects, shore samples often Distortion of the monitoring results), while just ignoring shallow water areas that are more relevant to people’s lives and have more complex water pollution characteristics. To some extent, it restricts scientifically and effectively carrying out the treatment or restoration of polluted water bodies
Undoubtedly, the root cause of this dilemma is that the ships used in the sampling process in the past could not reach relatively shallow waters (especially rivers, lakes or near-shore shallow seas and shoals with a water depth of less than 1 meter) or because The silt in the shallower waters is deep or there are other risks that make it impossible for the staff to reach. During the experiment, there is a lack of necessary sample collection equipment, and environmental samples in the shallower waters cannot be obtained, so it is impossible to obtain relevant parameters or reliable data

Method used

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  • Sampling apparatus for shallow water surroundings and biological sample collection
  • Sampling apparatus for shallow water surroundings and biological sample collection
  • Sampling apparatus for shallow water surroundings and biological sample collection

Examples

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Embodiment 1

[0016] Collection of sediment samples from rivers, lakes and coastal zones: In order to study the distribution and accumulation of heavy metals and persistent organic pollutants in sediments of different polluted waters, it is necessary to carry out the sediment samples under different water environment media such as rivers, lakes and coastal zones. Sampling analysis. To this end, the Shijing River in Guangzhou, the West Lake of the South China Botanical Garden and the bay of Mabu Village in Xixiang, Shenzhen were selected as the research objects. The average water depth of the above three sampling locations does not exceed 0.5 meters, ships cannot walk, and the thickness of the sediment in the corresponding waters is about 0.4 meters, so it is extremely inconvenient for sampling personnel to directly enter the water for sampling. For this reason, the device of the present invention has been developed to sample the above-mentioned regions.

[0017] Sampling device: including ...

Embodiment 2

[0029] Embodiment 2: Collection of water samples and biological samples in water

[0030] The basic structure is the same as that of Embodiment 1, except that the grab bucket is replaced with a bucket of about 10L with increased load at the position of the sampler 2, and the working process is the same as that of Embodiment 1.

[0031] After the large-volume water sample is collected, it is immediately processed, packaged and stored on the shore according to the pretreatment requirements of the target compound; for the collection of biological samples, the collected water sample is immediately processed on the shore. Identify the algae class and algae density indicators such as cyanobacteria, dinoflagellates and diatoms in the water body; count and identify zooplankton in the water body through corresponding technical means. The research team analyzed lead, chromium, copper and other heavy metals and polychlorinated biphenyls in the water bodies of Shijing River in Guangzhou, ...

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Abstract

The invention relates to sampling equipment for experimental research of environmental science or environmental engineering or aquatic organism, in particular to a sampling device for biological sample collecting in a shallower water area environment. The sampling device comprises a pole bracket 19, a fixed bracket 10, a sampling device 2, fans 3, ropes 8 and a plug pin 7, wherein two sides of the pole bracket 19 are provided with floaters 5, and the fixed bracket 10 with the sampling device 2 is fixedly connected above the pole bracket 19; the fans 3 driving the floaters 5 to move are arranged on the floaters 5 and are electrically connected with a storage battery 9 on the floaters by the plug pin 7; one side of the pole bracket 19 is fixedly connected with a fixing rod 11, two ropes 8 are respectively connected with the sampling device 2 and the plug pin 7. The invention has wide application range, easy component constitute and convenient operation, and can be applied to sample collecting of settlings, water samples, water body biological samples, and the like in shallower water areas such as rivers, beaches, ponds, and the like. The invention does not need large power facilities and complex daily maintenance, thereby having convenient and quick operation and stronger application function.

Description

technical field [0001] The invention relates to sampling equipment for environmental science or environmental engineering and aquatic biological experimental research, in particular to a sampling device for collecting shallow water environment and biological samples. Background technique [0002] In recent years, due to the increasingly severe environmental problems caused by water pollution and widespread concern from all walks of life, the research and treatment of polluted water bodies have also received great attention from relevant departments. However, judging from the current relevant research results, most of the research on polluted water bodies is often limited to deep water areas of larger water bodies or areas that can be directly touched by people on the shore (due to the existence of edge effects, shore samples often Distortion of the monitoring results), while just ignoring shallow water areas that are more relevant to people’s lives and have more complex wate...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N1/02
Inventor 盛彦清陈繁忠
Owner YANTAI INST OF COASTAL ZONE RES CHINESE ACAD OF SCI
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