CN201491632U - Aquatic plankton sampler - Google Patents
Aquatic plankton sampler Download PDFInfo
- Publication number
- CN201491632U CN201491632U CN2009201786124U CN200920178612U CN201491632U CN 201491632 U CN201491632 U CN 201491632U CN 2009201786124 U CN2009201786124 U CN 2009201786124U CN 200920178612 U CN200920178612 U CN 200920178612U CN 201491632 U CN201491632 U CN 201491632U
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- sampling
- sampler
- sinker
- rope
- guard
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Abstract
The utility model relates to a sampler, in particular to an aquatic plankton sampler consisting of a reinforcement circular ring, a net cover, a sinker, an operation rope and a mouth locking rope, wherein a sorting port is arranged at the top end of the net cover, the mouth locking rope is mounted on the sorting port, the reinforcement circular ring is mounted at the middle part of the net cover, the sinker is mounted on the reinforcement circular ring, a sampling port is arranged at the bottom part of the net cover, a citation ring is arranged on the sampling port, and the operation rope is installed in the citation ring. When in use, the net cover, with the cylinder-shaped lower part and the funnel-shaped upper part, can quickly sink under the action of the self weights of the reinforcement circular ring and the sinker, thereby meeting the requirements for sampling in complex water body environments. The utility model solves the problem that the prior sampler is only fitted to operation in shallow water regions, cannot capture plankton in water grass, is unstable at scale of water sampling, and is exposed to risk of error during the sampling. The utility model has the advantages of simple structure, easy production and manufacturing, and convenient use, and is particularly suited to the sampling of aquatic insects in lakes, rivers and complex water body environments.
Description
Technical field:
The utility model relates to a kind of sampler, is specifically related to a kind of aquatic insect sampler that swims.
Background technology:
The aquatic insect that swims is meant the biotype insect that swims that lives in the water, and they are swum in water body or seek connections with on pasture and water; Some is food with the algae, therefore has the function of repairing eutrophication water, and himself also is the high-quality bait of fish.Some is a food with minitype aquatic animal and fish, has the function of keeping the aquatic ecological ambient stable.There is 10% kind to seek aquatic life in the whole Insecta approximately, part is sought the end life of dwelling, part is sought the life of swimming, most of activity time or the development time of the history of life its year carry out in water, and terrestrial time of adult is very short, so collection of aquatic insect and sampling survey work concentrate on water body mostly to be carried out, brought bigger difficulty with regard to the sampling survey of giving aquatic insect like this.
Collecting work at aquatic insect early has research both at home and abroad, sampling instrument is also more, the net curtain (being fit to gather the young phase worm attitudes of mayfly, perlid, the phryganeid etc.) that adopts as the qualitative sampling of aquatic insect, the network of rivers (being fit to gather the biotype insect that swims), D shape net (be fit to gather the end dwell biotype insect), floating net (lure collection swim biotype insect) and light trap (lure and collect the insect that has the light habit).Then adopt artificial substratum trapping sampler, Heng Shi sampler and pipe sampler during quantitative collection.There are three problems in existing aquatic insect sampler, and the one, only be fit to the shallow water area operation, be difficult to river, reservoir, the lake insect sampling survey that swims; The 2nd, can not catch the insect that swims in the pasture and water clump; The 3rd, the sampling water area is unfixing, and sampling error is bigger.Owing to lack effective sampling instrument, the aquatic insect resource kind and the density survey of great water bodies such as lake, river, reservoir and the aquatic insect sampling survey that is used for the water quality fast monitored are difficult to carry out smoothly.
Summary of the invention:
The purpose of this utility model is: provide a kind of and improve existing aquatic insect sampler and can not satisfy requirement to complicated water body environment sampling, own wt by reinforcing bar annulus and sinker, sampler is sunk fast, only be fit to the shallow water area operation to solve existing sampler, can not catch the insect that swims in the pasture and water clump, the problem that the sampling water area is unfixing, sampling error is big.Solve the aquatic insect sampler that swims simultaneously to problems such as lake, river monitoring aquatic insect quantitative sampling and quantitative analyses.
The utility model is to realize above-mentioned purpose by the following technical solutions:
A kind of aquatic insect sampler that swims, it is made of reinforcing bar annulus, guard, sinker, operation rope, fore shaft rope, it is characterized in that: the top of guard is provided with the letter sorting mouth, and the edge of letter sorting mouth is turnup parcel shape, and the fore shaft rope is housed in it; The middle part of guard is fixed with the reinforcing bar annulus, is provided with sinker on the reinforcing bar annulus evenly and at intervals; The bottom of guard is provided with sample tap, and the interruption-like straw line ring that is provided with on the sample tap is installed with the operation rope in the straw line ring.
The cylindrical shape in described guard bottom, top is truncated conical shape.
The beneficial effects of the utility model are:
The utility model adopts 10-20 order nylon eyelet fabric to be sewn into that the bottom is cylinder, top is the funnel-form guard of Rotary-table, during use, under the effect of reinforcing bar annulus and sinker own wt, sink fast, accurately, avoid existing sampler only to be fit to the shallow water area operation, can not catch the unfixed problem of water area when insect and sampling of swimming in the pasture and water clump.Not only satisfied requirement to complicated water body environment sampling, also solved simultaneously problem to lake, river monitoring aquatic insect quantitative sampling and quantitative analysis, and it is simple in structure, manufacture easily, easy to use, be specially adapted under lake, river and complicated water body environment, the aquatic insect sampling be used.
Description of drawings:
Accompanying drawing is the structural representation of the aquatic insect sampler that swims.
Among the figure: 1, reinforcing bar annulus, 2, guard, 3, sinker, 4, the operation rope, 5, the fore shaft rope, 6, letter sorting mouthful, 7 sample taps, 8, the straw line ring.
Embodiment:
This aquatic insect sampler that swims is made of reinforcing bar annulus 1, guard 2, sinker 3, operation rope 4 and fore shaft rope 5, and guard 2 is that a bottom is cylinder, top is the funnel of Rotary-table, adopts 10-20 order nylon eyelet fabric to make and forms.The top of guard 2 is provided with letter sorting mouth 6, and the edge of letter sorting mouth 6 is turnup parcel shape, and fore shaft rope 5 is housed in it.The effect of letter sorting mouth 6 is to be the convenient letter sorting use in insect sampling back.
The middle part of guard 2 is fixed with reinforcing bar annulus 1, and the interruption-like sinker 3 that evenly is provided with on the reinforcing bar annulus 1, sinker 3 are made of lead.The effect one of reinforcing bar annulus 1 is that guard 2 is strutted, make guard 2 keep a relatively-stationary shape, the 2nd, collaborative sinker 3 makes sampler sink to the bottom fast in water together, avoids being mixed by weeds in the water, so that the insect in the various water bodys is lived in efficient qualitative, quantitative collection fast.
The bottom of guard 2 is provided with sample tap 7, and the interruption-like straw line ring 8 that evenly is provided with on the sample tap 7, straw line ring 8 are made by metal material.Be installed with the operation rope 4 that nylon material is made in the straw line ring 8.The purpose that straw line ring 8 is installed is to make operation rope 4 that a smooth working environment be arranged, and convenient sampling back operation rope 4 shrinks in straw line ring 8, and sample tap 7 is sealed.
Before the sampling, open the sample tap 7 of guard 2 bottoms, make it opening-like.And tighten the letter sorting mouth 6 on the top of guard 2 by fore shaft rope 5, and the sampling person holds the sampler station or the bank aboard ship, and preparation is promptly accused and is finished.
During sampling, sampling person's left hand is held fore shaft rope 5 middle parts, and the right hand is held the termination of operation rope 4, throws to sample point by the left hand insect sampler that will swim.At this moment, sampler sinks under water under the action of gravity of reinforcing bar annulus 1 and sinker 3 fast.Slow pull operation rope 4 then after the sample tap 7 of sampler being closed up seal, is left the water sampler.After the sampling, separate unlocking port rope 5 and open letter sorting mouthfuls 6, pour swim insect and pasture and water in the sampler in vessel go-on-go, sampling work is promptly accused and is finished.
Claims (2)
1. aquatic insect sampler that swims, it is made of reinforcing bar annulus (1), guard (2), sinker (3), operation rope (4), fore shaft rope (5), it is characterized in that: the top of guard (2) is provided with letter sorting mouthful (6), the edge of letter sorting mouthful (6) is turnup parcel shape, and fore shaft rope (5) is housed in it; The middle part of guard (2) is fixed with reinforcing bar annulus (1), is provided with sinker (3) on the reinforcing bar annulus (1) evenly and at intervals; The bottom of guard (2) is provided with sample tap (7), and sample tap (7) is gone up the interruption-like straw line ring (8) that is provided with, and is installed with operation rope (4) in the straw line ring (8).
2. a kind of aquatic insect sampler that swims according to claim 1, it is characterized in that: the cylindrical shape in described guard (2) bottom, top is truncated conical shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201786124U CN201491632U (en) | 2009-09-15 | 2009-09-15 | Aquatic plankton sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201786124U CN201491632U (en) | 2009-09-15 | 2009-09-15 | Aquatic plankton sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201491632U true CN201491632U (en) | 2010-06-02 |
Family
ID=42434843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201786124U Expired - Fee Related CN201491632U (en) | 2009-09-15 | 2009-09-15 | Aquatic plankton sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201491632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105123648A (en) * | 2015-07-26 | 2015-12-09 | 罗洋洋 | Insect catching net with aquatic insects capable of being easily taken out |
| CN110243624A (en) * | 2018-03-07 | 2019-09-17 | 上海勘测设计研究院有限公司 | Hand-held submerged plant quantitative interview sampler |
-
2009
- 2009-09-15 CN CN2009201786124U patent/CN201491632U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105123648A (en) * | 2015-07-26 | 2015-12-09 | 罗洋洋 | Insect catching net with aquatic insects capable of being easily taken out |
| CN110243624A (en) * | 2018-03-07 | 2019-09-17 | 上海勘测设计研究院有限公司 | Hand-held submerged plant quantitative interview sampler |
| CN110243624B (en) * | 2018-03-07 | 2024-07-16 | 上海勘测设计研究院有限公司 | Handheld submerged plant quantitative investigation sampling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20110915 |