CN102323108B - In-situ continuous sampling device for water sample in wetland - Google Patents
In-situ continuous sampling device for water sample in wetland Download PDFInfo
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- CN102323108B CN102323108B CN 201110225702 CN201110225702A CN102323108B CN 102323108 B CN102323108 B CN 102323108B CN 201110225702 CN201110225702 CN 201110225702 CN 201110225702 A CN201110225702 A CN 201110225702A CN 102323108 B CN102323108 B CN 102323108B
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Abstract
In-situ continuous sampling device for water sample in wetland. The invention relates to a tool for acquiring a water sample, which aims to solve the problems that the conventional water sampler has large volume, easily disturbs a water body, cannot be suitable for a wetland water body growing intensive plants or a marsh wetland with surface shallow water, and the like. In the tool, a convex part at the lower end of a water pipe is inserted into an inner ring of a piston; the upper end of a piston carrier is inserted into the inner ring of the piston and is connected with the lower end of the water pipe; an opening is formed in the piston carrier; a piston assembly and a power adjustment spring are arranged in a hollow barrel water storage device; the outer ring of the piston of the piston assembly is attached to an inner wall at the upper end of the hollow barrel water storage device; the lower end of the hollow barrel water storage device is connected with a water inlet pipe; the upper end of the water pipe is connected with a water outlet pressing handle; a first sealing ring is arranged on an inner wall at the upper end of the water pipe; a water outlet sealing ball is arranged on the first sealing ring; a second sealing ring is arranged on an inner wall at the lower end of the hollow barrel water storage device; and a water inlet sealing ball is arranged on the second sealing ring. The tool is used for acquiring the water sample in the wetland.
Description
Technical field
The present invention relates to a kind of instrument of gathering water sample, be specifically related to a kind of wetland water sample original position continuous sampling device.
Background technology
Wetland water sample original position continuous sampling device is a kind of different wetland water body in-situ layered continuous collecting device, be fields such as environmental protection, scientific research, monitoring and teaching when wetlands such as river, lake, marsh, the pool, storehouse and paddy field are investigated, needed apparatus during the hydrochemical analyse sampling that relates to.
In the past at wetland, particularly when river, lake water sampling, mainly adopt general hydrophore (as SYCSQ-1 type layering water-quality sampler), this hydrophore is made up of the organic glass bucket, lead and the rope that have removable cover up and down.During water sampling, rope is in relaxed state, removable cover is open, in the sinking entry, water flows through by the organic glass bucket, is putting the tow that makes progress when needs are gathered the water layer of water sample, the lower end portable plate is closed, extract the organic glass bucket that water sample is housed, therefore, can gather the water sample of any water layer in the water.The characteristics of this hydrophore are: generally be applicable in the deep water wetland that does not have intensive large-scale emergent aquactic plant or submerged plant growth, otherwise the normal switching of wetland plant meeting interfering activity cover plate is not closed completely it, can't finish water intaking; Secondly, need repeated multiple times to sink and the extraction hydrophore when using the bigger sampling thief of this type of volume to carry out stratified sampling, be easy to the disturbance water body, can not guarantee the original position water sampling; In addition, this type of hydrophore has certain altitude, makes the layering water sample accuracy of collection relatively poor.And this type of hydrophore has certain altitude, uses inconvenient to the marsh wetland with surperficial shallow seated groundwater.
Summary of the invention
The volume that the objective of the invention is in order to solve existing hydrophore existence is big, extraction efficiency is low, easy disturbance water body, can not guarantee the original position water sampling, can't be applicable in the marsh wetland with surperficial shallow seated groundwater, also can't be applicable to the problem in the deep water wetland of intensive large-scale emergent aquactic plant or submerged plant growth, and then a kind of wetland water sample original position continuous sampling device is provided.
Technical scheme of the present invention is: wetland water sample original position continuous sampling device comprises water inlet pipe, water outlet pressure handle and the component system that draws water; The component system that draws water comprises empty tube water receiver, water inlet ball sealer, power adjustment spring, piston assembly and water outlet ball sealer; Piston assembly comprises the piston holder, piston and water-supply-pipe, the lower end projection of water-supply-pipe is inserted in the inner ring of piston, the upper end of piston holder is located in the inner ring of piston and with the lower end of water-supply-pipe and is connected, the piston holder is provided with perforate, piston assembly and power adjustment spring from top to bottom are installed in the empty tube water receiver successively, the airtight applying of upper end inwall of the outer ring of the piston of piston assembly and empty tube water receiver, the lower end of empty tube water receiver is connected with water inlet pipe, the upper end of water-supply-pipe is connected with the water outlet pressure handle, the upper end inwall of water-supply-pipe is provided with first sealing ring, the water outlet ball sealer is installed on first sealing ring, the lower end inwall of empty tube water receiver is provided with second sealing ring, into water ball sealer is installed on second sealing ring, the upper end of power adjustment spring and piston holder lean, and the lower end of power adjustment spring leans with the water inlet ball sealer.
The present invention compared with prior art has following beneficial effect: sampling thief of the present invention have simple in structure, volume is little, easy to carry, be easy to load and unload, need that power is little, the convenient and high advantage of extraction efficiency of sampling; Sampling thief of the present invention has been avoided the disturbance to water body, has guaranteed the original position water sampling; Sampling thief of the present invention is applicable to the depth of water less than 10 meters shallow water or has in the marsh wetland of surperficial shallow seated groundwater, also is applicable in the deep water wetland of intensive large-scale emergent aquactic plant or submerged plant growth.
Description of drawings
Fig. 1 is the one-piece construction stereographic map of wetland water sample original position continuous sampling device of the present invention; Fig. 2 is the one-piece construction three-dimensional exploded view of wetland water sample original position continuous sampling device of the present invention; Fig. 3 is the one-piece construction front view of wetland water sample original position continuous sampling device of the present invention; Fig. 4 is the stereographic map of water-supply-pipe; Fig. 5 is the stereographic map of the visible upper surface of piston; Fig. 6 is the stereographic map of the visible lower surface of piston; Fig. 7 is the stereographic map of piston holder; Fig. 8 is the stereographic map of empty tube water receiver.
Embodiment
Embodiment one: in conjunction with Fig. 1 to Fig. 8 present embodiment is described, the wetland water sample original position continuous sampling device of present embodiment comprises water inlet pipe 1, water outlet pressure handle 2 and the component system that draws water; The component system that draws water comprises empty tube water receiver 3, water inlet ball sealer 6, power adjustment spring 5, piston assembly 4 and water outlet ball sealer 7; Piston assembly 4 comprises piston holder 41, piston 42 and water-supply-pipe 43, the lower end projection 43-2 of water-supply-pipe 43 is inserted among the inner ring 42-2 of piston 42, the upper end of piston holder 41 is located among the inner ring 42-2 of piston 42 and with the lower end of water-supply-pipe 43 and is connected, piston holder 41 is provided with perforate 41-1, piston assembly 4 and power adjustment spring 5 from top to bottom are installed in the empty tube water receiver 3 successively, the airtight applying of upper end inwall of the outer ring 42-1 of the piston 42 of piston assembly 4 and empty tube water receiver 3, the lower end of empty tube water receiver 3 is connected with water inlet pipe 1, the upper end of water-supply-pipe 43 is connected with water outlet pressure handle 2, the upper end inwall of water-supply-pipe 43 is provided with the first sealing ring 43-1, on the first sealing ring 43-1 water outlet ball sealer 7 is installed, the lower end inwall of empty tube water receiver 3 is provided with the second sealing ring 3-1, into water ball sealer 6 is installed on the second sealing ring 3-1, the upper end of power adjustment spring 5 and piston holder 41 lean, and the lower end of power adjustment spring 5 leans with water inlet ball sealer 6.
When the water-supply-pipe 43 in the present embodiment plays the water delivery effect, also play the effect of piston rod.
The airtight applying in outer ring of the inwall of the empty tube water receiver 3 in the present embodiment and the piston 42 of piston assembly 4, empty tube water receiver 3 has played the effect of piston cylinder; The upper end of empty tube water receiver 3 does not arrange gland bonnet in addition, is in open state, has kept air pressure unimpeded, the loading and unloading of the component system that is easy to draw water.
Water inlet ball sealer 6 in the present embodiment and water outlet ball sealer 7 all play the effect of retaining valve.
Piston 42 in the present embodiment is inside and outside two layer cycle structures, and the top inner ring of piston 42 is exposed externally, and the bottom inner ring of piston 42 is hidden in the outer ring.
Embodiment two: in conjunction with Fig. 1 and Fig. 3 present embodiment is described, the empty tube water receiver 3 of present embodiment is threaded with water inlet pipe 1.So arrange, be convenient to dismounting.Other composition is identical with embodiment one with annexation.
Embodiment three: in conjunction with Fig. 2 and Fig. 3 present embodiment is described, the water inlet pipe 1 of present embodiment is the plastics water inlet pipe, and empty tube water receiver 3 is the empty tube of plastics water receiver, and water-supply-pipe 43 is plastic delivery hose, and water outlet pressure handle 2 is plastics water outlet pressure handle.So arrange, be convenient to manufacture, in light weight, be easy to carry.Other composition is identical with embodiment one or two with annexation.
Embodiment four: in conjunction with Fig. 3 present embodiment is described, its length direction of outer wall upper edge of the water inlet pipe 1 of present embodiment is carved with scale mark.So arrange, according to depth of water situation, regulate the insertion depth of water inlet pipe 1.Other composition and annexation and embodiment one, two or three identical.
Embodiment five: in conjunction with Fig. 2 and Fig. 3 present embodiment is described, the piston 42 of present embodiment is rubber piston, and piston holder 41 is the rubber piston holder.So arrange, the component system that draws water operation is more stable.Other composition and annexation and embodiment one, two, three or four identical.
Embodiment six: in conjunction with Fig. 3 present embodiment is described, the first sealing ring 43-1 and the second sealing ring 3-1 of present embodiment are rubber seal ring.So arrange, sealing effectiveness is better.Other composition and annexation and embodiment one, two, three, four or five identical.
Embodiment seven: in conjunction with Fig. 2 and Fig. 3 present embodiment is described, water inlet ball sealer 6 and the water outlet ball sealer 7 of present embodiment are glass spheres.So arrange, sealing effectiveness is better.Other composition and annexation and embodiment one, two, three, four, five or six identical.
Embodiment eight: in conjunction with Fig. 3 present embodiment is described, the wetland water sample original position continuous sampling device of present embodiment also comprises screen cloth 8, and described screen cloth 8 is installed in the lower end of water inlet pipe 1.So arrange, impurity enters sampler in the isolated water.Other composition and annexation and embodiment one, two, three, four, five, six or seven identical.
Embodiment nine: in conjunction with Fig. 3 present embodiment is described, the screen cloth 8 of present embodiment is nylon screen.So arrange, be convenient to change.Other composition is identical with embodiment eight with annexation.
The present invention is work like this: when above-mentioned sampling thief uses, water inlet pipe 1 is inserted in the sampling water layer manual or mechanical compress water outlet pressure handle 2, piston assembly 4 moves down in empty tube water receiver 3 under pressure, compression power regulating spring 5, water inlet ball sealer 6 moves down, the water inlet sealing; Piston 42 moves in piston holder 41 and 43 small distances of water-supply-pipe simultaneously, air in the empty tube water receiver 3 enters in the water-supply-pipe 43 by the perforate 41-1 in the piston holder 41, push the water outlet ball sealer 7 on the first sealing ring 43-1 in the water-supply-pipe 43 open, make air enter water outlet setting-out handle 2 and discharge by faucet, form negative pressure in the empty tube water receiver 3.After unclamping water outlet pressure handle 2, piston assembly 4 moves up under the elastic force of power adjustment spring 5, and wetland water is washed into water ball sealer 6 open under atmospheric effect simultaneously, and water is entered in the empty tube water receiver 3; And tightly be pressed on the second sealing ring 3-1 at water outlet ball sealer 7 under the effect of atmospheric pressure and gravity, and piston 42 moves down in piston holder 41 and 43 small distances of water-supply-pipe, piston 42 lower ends and piston holder 41 fit tightly, and stop outside air to enter in the empty tube water receiver 3.When depressing piston assembly 4 again, water inlet ball sealer 6 is blocked the first sealing ring 43-1 rapidly, prevent that aqueous reflux from going in the wetland, piston 42 moves in piston holder 41 and 43 small distances of water-supply-pipe simultaneously, water in the empty tube water receiver 3 enters in the water-supply-pipe 43 by the perforate 41-1 in the piston holder 41, push the water outlet ball sealer 7 on the first sealing ring 43-1 in the water-supply-pipe 43 open, make water enter water outlet setting-out handle 2, water flows out by faucet; After water flowed out in the empty tube water receiver 3, inside formed negative pressure again, and wetland water can flow in the empty tube water receiver 3 under atmospheric effect again; Piston assembly 4 pumps in empty tube water receiver 3 like this, and wetland water is just constantly extracted out.
For easy to use, power adjustment pressure handle 2 can press by staff, also can adopt devices such as crank, lever, motor to drive.Water inlet ball sealer and water outlet ball sealer also can adopt common retaining valve to replace.When marsh wetland shallow-layer water sample is taken a sample, can directly grip use with hand; When deep water wetlands such as lake, river are sampled, can be equipped with support and sample.
Above-mentioned water sample sampling thief can utilize support to fix, and the water sample of a certain specific water layer is gathered in the location.Can be interrupted sampling, also can continuous sampling, and do not need to extract repeatedly sampler.
The present invention is not limited to above-mentioned embodiment, can also be the reasonable combination of technical characterictic described in the respective embodiments described above.
Claims (9)
1. wetland water sample original position continuous sampling device, it is characterized in that: wetland water sample original position continuous sampling device comprises water inlet pipe (1), water outlet pressure handle (2) and the component system that draws water; The component system that draws water comprises empty tube water receiver (3), water inlet ball sealer (6), power adjustment spring (5), piston assembly (4) and water outlet ball sealer (7); Piston assembly (4) comprises piston holder (41), piston (42) and water-supply-pipe (43), the lower end projection (43-2) of water-supply-pipe (43) is inserted in the inner ring (42-2) of piston (42), the upper end of piston holder (41) is located in the inner ring (42-2) of piston (42) and with the lower end of water-supply-pipe (43) and is connected, piston holder (41) is provided with perforate (41-1), piston assembly (4) and power adjustment spring (5) from top to bottom are installed in the empty tube water receiver (3) successively, the airtight applying of upper end inwall of the outer ring (42-1) of the piston (42) of piston assembly (4) and empty tube water receiver (3), the lower end of empty tube water receiver (3) is connected with water inlet pipe (1), the upper end of water-supply-pipe (43) is connected with water outlet pressure handle (2), the upper end inwall of water-supply-pipe (43) is provided with first sealing ring (43-1), water outlet ball sealer (7) is installed on first sealing ring (43-1), the lower end inwall of empty tube water receiver (3) is provided with second sealing ring (3-1), into water ball sealer (6) is installed on second sealing ring (3-1), the upper end of power adjustment spring (5) and piston holder (41) lean, and the lower end of power adjustment spring (5) leans with water inlet ball sealer (6).
2. wetland water sample original position continuous sampling device according to claim 1 is characterized in that: an empty tube water receiver (3) is threaded with water inlet pipe (1).
3. wetland water sample original position continuous sampling device according to claim 1 and 2, it is characterized in that: water inlet pipe (1) is the plastics water inlet pipe, empty tube water receiver (3) is the empty tube of plastics water receiver, and water-supply-pipe (43) is plastic delivery hose, and water outlet pressure handle (2) is plastics water outlet pressure handle.
4. wetland water sample original position continuous sampling device according to claim 1 and 2, it is characterized in that: its length direction of outer wall upper edge of water inlet pipe (1) is carved with scale mark.
5. wetland water sample original position continuous sampling device according to claim 1, it is characterized in that: piston (42) is rubber piston, and piston holder (41) is the rubber piston holder.
6. wetland water sample original position continuous sampling device according to claim 5, it is characterized in that: first sealing ring (43-1) and second sealing ring (3-1) are rubber seal ring.
7. wetland water sample original position continuous sampling device according to claim 6 is characterized in that: water inlet ball sealer (6) and water outlet ball sealer (7) are glass spheres.
8. according to claim 1,2,5,6 or 7 described wetland water sample original position continuous sampling devices, it is characterized in that: wetland water sample original position continuous sampling device also comprises screen cloth (8), and described screen cloth (8) is installed in the lower end of water inlet pipe (1).
9. wetland water sample original position continuous sampling device according to claim 8, it is characterized in that: screen cloth (8) is nylon screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110225702 CN102323108B (en) | 2011-08-08 | 2011-08-08 | In-situ continuous sampling device for water sample in wetland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110225702 CN102323108B (en) | 2011-08-08 | 2011-08-08 | In-situ continuous sampling device for water sample in wetland |
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| Publication Number | Publication Date |
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| CN102323108A CN102323108A (en) | 2012-01-18 |
| CN102323108B true CN102323108B (en) | 2013-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110225702 Expired - Fee Related CN102323108B (en) | 2011-08-08 | 2011-08-08 | In-situ continuous sampling device for water sample in wetland |
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| CN (1) | CN102323108B (en) |
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| CN106489463B (en) * | 2016-09-13 | 2019-05-10 | 中国科学院东北地理与农业生态研究所 | A method of simulation lake protection edaphophyte |
| CN106959221A (en) * | 2017-03-03 | 2017-07-18 | 中华人民共和国南通出入境检验检疫局 | A kind of surgery check sampling device |
| CN108387395A (en) * | 2017-06-13 | 2018-08-10 | 昆明倍捷科技有限公司 | The adaptive vortex liquid sampler of multipurpose |
| CN108318650B (en) * | 2018-03-02 | 2023-09-15 | 山东省淡水渔业研究院（山东省淡水渔业监测中心） | Depth-adjustable water quality monitoring and plankton quantitative layered sampling device and method thereof |
| CN108414292A (en) * | 2018-04-28 | 2018-08-17 | 伍广 | A kind of water body collector with drip-preventing function |
| CN109211621B (en) * | 2018-10-25 | 2020-10-20 | 湖南环境生物职业技术学院 | A matrix sampling device for constructed wetland heavy metal determination |
| CN112588194B (en) * | 2020-12-30 | 2022-11-22 | 湘雅生物医药(湖州)有限公司 | A aseptic preparation facilities of protein medicine for freeze-dried powder injection is prepared |
| CN113049312A (en) * | 2021-04-19 | 2021-06-29 | 中国计量大学 | Water sampling device for multi-depth water sample collection |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2447765Y (en) * | 2000-09-05 | 2001-09-12 | 王振明 | Pipet |
| CN1686756A (en) * | 2005-05-30 | 2005-10-26 | 厦门大学 | Ship water ballast and sediment collector |
| CN201527368U (en) * | 2009-11-18 | 2010-07-14 | 彭国敏 | Deep water quality extractor |
| JP2011111890A (en) * | 2009-11-23 | 2011-06-09 | Korea Inst Of Geoscience & Mineral Resources | Sequential groundwater sampler and sampling method thereof |
| CN202158974U (en) * | 2011-08-08 | 2012-03-07 | 中国科学院东北地理与农业生态研究所 | In-situ and continuous wet land water sampler |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6352673B1 (en) * | 2000-03-09 | 2002-03-05 | Rainin Instrument | Ergonomic return springless manual air displacement pipette |
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2011
- 2011-08-08 CN CN 201110225702 patent/CN102323108B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2447765Y (en) * | 2000-09-05 | 2001-09-12 | 王振明 | Pipet |
| CN1686756A (en) * | 2005-05-30 | 2005-10-26 | 厦门大学 | Ship water ballast and sediment collector |
| CN201527368U (en) * | 2009-11-18 | 2010-07-14 | 彭国敏 | Deep water quality extractor |
| JP2011111890A (en) * | 2009-11-23 | 2011-06-09 | Korea Inst Of Geoscience & Mineral Resources | Sequential groundwater sampler and sampling method thereof |
| CN202158974U (en) * | 2011-08-08 | 2012-03-07 | 中国科学院东北地理与农业生态研究所 | In-situ and continuous wet land water sampler |
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| CN102323108A (en) | 2012-01-18 |
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