CN204214854U - Native fish device - Google Patents
Native fish device Download PDFInfo
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- CN204214854U CN204214854U CN201420463191.0U CN201420463191U CN204214854U CN 204214854 U CN204214854 U CN 204214854U CN 201420463191 U CN201420463191 U CN 201420463191U CN 204214854 U CN204214854 U CN 204214854U
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- layer
- collecting zone
- topsoil
- native fish
- filtering layer
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000000706 filtrate Substances 0.000 claims abstract description 35
- 238000002386 leaching Methods 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 239000002689 soil Substances 0.000 claims abstract description 17
- 239000006004 Quartz sand Substances 0.000 claims abstract description 13
- 239000004576 sand Substances 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 11
- 239000010453 quartz Substances 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 229920011532 unplasticized polyvinyl chloride Polymers 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims 13
- 239000011229 interlayer Substances 0.000 claims 1
- 238000005070 sampling Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 239000000523 sample Substances 0.000 description 15
- 229910001385 heavy metal Inorganic materials 0.000 description 11
- 239000000356 contaminant Substances 0.000 description 6
- 238000011109 contamination Methods 0.000 description 4
- 239000003673 groundwater Substances 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 241000361919 Metaphire sieboldi Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- 235000007039 Euchlaena mexicana Nutrition 0.000 description 2
- 235000002485 Zea mays ssp. mexicana Nutrition 0.000 description 2
- 241000209152 Zea mays subsp. mexicana Species 0.000 description 2
- 235000019994 cava Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 230000001617 migratory effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 244000037666 field crops Species 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000021393 food security Nutrition 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
Native fish device, comprises device body, and the top of described device body is divided into leaching district, bottom is divided into filtrate collecting zone, and device body top is furnished with circumscribed water-locator, and leaching district is communicated with filtrate collecting zone with porous plate by screen cloth; Leaching district is divided into cushion, topsoil, substratum, fine quartz layer of sand and thick quartz sand layer from top to bottom successively, and adjacent separates respectively by least 1 metafiltration net between layers; Topsoil and substratum are respectively provided with multiple sample tap; Filtrate collecting zone comprises the filtering layer of upper end and the filtrate collection of bottom, top, filtrate collecting zone to the part of downward-extension as support, filtering layer is positioned at the below of porous plate, and filtrate collection is positioned at immediately below filtering layer, and filtering layer is communicated with device body by porous plate and screen cloth.The beneficial effects of the utility model are: segmenting device can not carry out soil layering sampling; Be provided with circumscribed water-locator and leachate collection district, can accomplish that water distribution is even, Separation of Solid and Liquid, be convenient to experimental analysis.
Description
Technical field
The utility model relates to a kind of native fish device.
Background technology
In recent years, China's soil contamination problem shows especially day by day, constitutes a serious threat to ecologic environment, food security and human health, and in soil-plant-ground water regime, heavy metal and organic contaminant pollution problem are particularly given prominence to and be on the rise.For heavy metal pollution of soil, current Chinese contaminated arable land about has 1.5 hundred million mu, and whole nation grain contaminated by heavy metals every year reaches 1,200 ten thousand tons, and the direct economic loss caused is more than 20,000,000,000 yuan.24, whole nation province, the soil investigation of 8,223 ten thousand mu, severe contamination district of 329, city were found in 2000 according to Ministry of Agriculture's environment monitoring system, land for growing field crops agricultural products pollutes the area that exceeds standard and accounts for 20% of contaminated area farmland area, wherein heavy metal accounts for 80% of the contaminated soil and crops that exceed standard, and present certain heavy-metal composite pollution, and particularly outstanding in southern area of China performance.On the other hand, heavy metal pollution fertilizer and sewage irrigation also exacerbate the pollution tendencies of soil, underground water and food, also cause serious threat to environment for human survival and health.Therefore, agricultural, the sewage irrigation heavy metals in process of research fertilizer and the migratory behaviour of organic contaminant in soil-plant-ground water regime, can be predicting and appraising heavy metal or organic contaminant and provide scientific basis in the security risk of soil, plant and underground water.But, when studying Transport in soil-plant-ground water regime of heavy metal and organic contaminant, need the soil gathering different depth, measure its heavy metal and organic contaminant content, and then understand heavy metal and organic contaminant at the vertical migration distribution trend of soil, probe into it to the dynamic migration behavior in underground water and plant.
Vertical earth pillar is the simulated experiment facility that the fields such as soil science, agricultural and environmental protection are commonly used always, has simple, that the cycle is short feature.Current vertical earth pillar mostly is integral type earth pillar, just need can carry out stratified sampling, can not reuse, cause the wasting of resources by Slice by slice cutting.Patent announcement number for CN203385608U name be called " a kind of detachable simple and easy vertical earth pillar " although utility model detachable after carry out stratified sampling, overcome the shortcoming of cutting sampling, may occur that earth pillar caves in accident, causes sample contamination in sampling process.
Summary of the invention
In sampling process, the utility model may occur that earth pillar caves in accident for current native dispensing device, cause the problem of sample contamination, propose a kind of structure simple, easy to use, integrate planting, stratified sampling and leachate collection function, study the native fish device of pollutant in soil-plant-ground water regime migratory behaviour.
Native fish device described in the utility model, comprise device body, it is characterized in that: the top of described device body is divided into leaching district, bottom is divided into filtrate collecting zone, described device body top is furnished with circumscribed water-locator, and described leaching district is communicated with described filtrate collecting zone with porous plate by screen cloth; Described leaching district is divided into cushion, topsoil, substratum, fine quartz layer of sand and thick quartz sand layer and adjacent separating respectively by least 1 metafiltration net between layers from top to bottom successively; Described topsoil and substratum are respectively provided with multiple sample tap; Described filtrate collecting zone comprises the filtering layer of upper end and the filtrate collection of bottom, described top, filtrate collecting zone to the part of downward-extension as support, and described filtering layer and filtrate collection are trapped among centre; Described filtering layer is positioned at the below of porous plate, and filtrate collection is positioned at immediately below filtering layer, and filtering layer is communicated with device body by porous plate and screen cloth.
Described topsoil and substratum are respectively provided with 3-6 and are positioned at device two ends, staggered sample tap.
Described device body is hollow cylindrical structure, and entirety is made up of UPVC material, and height is 65-120cm, and inner headed face radius is 15-30cm, wall thickness 0.5-1.0cm.
Described leaching district height is 50-100cm, and wherein cushioning floor height is 5-10cm, and topsoil height is 15-30cm, and subsoil floor height is 15-30cm, and fine quartz sand floor height is 5-10cm, and rubble sand floor height is 10-20cm.
Described topsoil and the every 5-10cm of substratum establish a circle hole shape sample tap, and the radius of sample tap is 1.5-3.0cm, and each sample tap is all furnished with corresponding water-impervious rubber stopper.
Described topsoil fills veneer of soil, and substratum fills underearth, and fine quartz sand fills the silica sand that particle diameter is 0.5-1.2mm layer by layer, and thick quartz sand layer fills the silica sand that particle diameter is greater than 2mm, and the diameter of the filter screen between each layer is 0.05-0.20mm.
Described filtrate collecting zone height is 15-20cm.
Described filtering layer is inverted cone shape, high 3-6cm, and upper end porous plate is carved with the permeable hole that aperture is 1-2mm, and be provided with in the middle of leaching district the screen cloth that aperture is 0.050-0.145mm, the radius of its lower end circular hole is 2.5-4.0cm.
Filtrate collecting zone is 15-20cm as the extension height of support.
Adjacent the separating respectively by 1 ~ 2 metafiltration net between layers in described leaching district.
The beneficial effects of the utility model are: (1) realizes, in not segmenting device situation, carrying out soil layering sampling; (2) be provided with circumscribed water-locator and leachate collection district, can accomplish that water distribution is even, Separation of Solid and Liquid, be convenient to experimental analysis.
Accompanying drawing explanation
Fig. 1 is structural drawing of the present utility model.
Fig. 2 is side view of the present utility model.
Fig. 3 is the structural drawing of porous plate of the present utility model.
Embodiment
The utility model is further illustrated below in conjunction with accompanying drawing
With reference to accompanying drawing:
Embodiment 1 native fish device described in the utility model, comprise device body, the top of described device body is divided into leaching district 20, bottom is divided into filtrate collecting zone 30, described device body top is furnished with circumscribed water-locator 10, and described leaching district 20 is communicated with described filtrate collecting zone 30 with porous plate 33 by screen cloth 31; Described leaching district 20 is divided into cushion 21, topsoil 22, substratum 23, fine quartz layer of sand 24 and thick quartz sand layer 25 from top to bottom successively, and adjacent separating respectively by least 1 metafiltration net 26 between layers; Described topsoil 22 and substratum 23 are respectively provided with multiple sample tap 27; Described filtrate collecting zone 30 comprises the filtering layer 32 of upper end and the filtrate collection 35 of bottom, and described filtering layer 32 and filtrate collection 35 as support 36, and are trapped among centre to the part of downward-extension by described top, filtrate collecting zone 30; Described filtering layer 32 is positioned at the below of porous plate 33, and filtrate collection 35 is positioned at immediately below filtering layer 32, and filtering layer 32 is communicated with device body by porous plate 33 and screen cloth 31.
Described topsoil 22 and substratum 23 are respectively provided with 3-6 and are positioned at device two ends, staggered sample tap 27.
Described device body is hollow cylindrical structure, and entirety is made up of UPVC material, and height is 65-120cm, and inner headed face radius is 15-30cm, wall thickness 0.5-1.0cm.
Described leaching district 20 height is 50-100cm, and wherein cushion 21 height is 5-10cm, and topsoil 22 height is 15-30cm, and substratum 23 height is 15-30cm, and fine quartz layer of sand 24 height is 5-10cm, and thick quartz sand layer 25 height is 10-20cm.
Described topsoil 22 and the every 5-10cm of substratum 23 establish a circle hole shape sample tap 27, and the radius of sample tap 27 is 1.5-3.0cm, and each sample tap 27 is all furnished with corresponding water-impervious rubber stopper.
Described topsoil 22 fills veneer of soil, substratum 23 fills underearth, fine quartz sand layer by layer 24 filling particle diameters is the silica sand of 0.5-1.2mm, and it is the silica sand being greater than 2mm that thick quartz sand layer 25 fills particle diameter, and the diameter of the filter screen 26 between each layer is 0.05-0.20mm.
Described filtrate collecting zone 30 height is 15-20cm.
Described filtering layer 32 is inverted cone shape, high 3-6cm, and upper end porous plate is carved with the permeable hole 34 that aperture is 1-2mm, and be provided with in the middle of both leaching districts 20 screen cloth 31 that aperture is 0.050-0.145mm, the radius of its lower end circular hole is 2.5-4.0cm.
Filtrate collecting zone 30 is 15-20cm as the extension height of support 36.
Adjacent the separating respectively by 1 ~ 2 metafiltration net between layers in described leaching district.
Embodiment 2 in conjunction with the embodiments 1 " under EDTA leaching, in agricultural earthworm excrement, Cu, Zn study to the Transport in soil-plant-aqueous systems " is described further the utility model:
Experimentally requirement, the each floor in leaching district 20 of native fish device is filled corresponding material, and topsoil 22 fills experiment soil---the earthworm muck of mixed configuration is required in proportion with moisture soil and earthworm excrement, each soil layer filter screen 26 separates, each sample tap 27 all clogs with corresponding rubber stopper (not shown in FIG.), prevents infiltration.First carry out steady operation after dress post completes, by circumscribed water-locator 10, every root native fish 100mL deionized water, was total to leaching 15 days, was evenly distributed to make soil particle in post at corresponding each layer every day.Experimental selection plant is zea mexicana, treats that final singling laggard row EDTA leaching waters, utilizes water-locator leaching 20 days, collect filtrate by filtrate collection 35, and every 96h collects once, collects 7 times altogether.Cultivate after 40 days, first collect zea mexicana, then by the sample tap 27 that each district is arranged, from top to bottom, carry out stratified sampling.
Content described in this instructions embodiment is only enumerating the way of realization that utility model is conceived; protection domain of the present utility model should not be regarded as being only limitted to the concrete form that embodiment is stated, protection domain of the present utility model also comprises those skilled in the art and conceives the equivalent technologies means that can expect according to the utility model.
Claims (10)
1. native fish device, comprise device body, it is characterized in that: the top of described device body is divided into leaching district, bottom is divided into filtrate collecting zone, and described device body top is furnished with circumscribed water-locator, and described leaching district is communicated with described filtrate collecting zone with porous plate by screen cloth; Described leaching district is divided into cushion, topsoil, substratum, fine quartz layer of sand and thick quartz sand layer from top to bottom successively, and adjacent separating respectively by least 1 metafiltration net between layers; Described topsoil and substratum are respectively provided with multiple sample tap; Described filtrate collecting zone comprises the filtering layer of upper end and the filtrate collection of bottom, described top, filtrate collecting zone to the part of downward-extension as support, and described filtering layer and filtrate collection are trapped among centre; Described filtering layer is positioned at the below of porous plate, and filtrate collection is positioned at immediately below filtering layer, and filtering layer is communicated with device body by porous plate and screen cloth.
2. native fish device as claimed in claim 1, is characterized in that: described topsoil and substratum are respectively provided with 3-6 and are positioned at device two ends, staggered sample tap.
3. native fish device as claimed in claim 2, is characterized in that: described native fish device is hollow cylindrical structure, and entirety is made up of UPVC material, and height is 65-120cm, and inner headed face radius is 15-30cm, wall thickness 0.5-1.0cm.
4. native fish device as claimed in claim 3, is characterized in that: described leaching district height is 50-100cm, and wherein cushioning floor height is 5-10cm, topsoil height is 15-30cm, subsoil floor height is 15-30cm, and fine quartz sand floor height is 5-10cm, and rubble sand floor height is 10-20cm.
5. native fish device as claimed in claim 4, it is characterized in that: described topsoil and the every 5-10cm of substratum establish a circle hole shape sample tap, the radius of sample tap is 1.5-3.0cm, and each sample tap is all furnished with corresponding water-impervious rubber stopper.
6. native fish device as claimed in claim 5, it is characterized in that: described topsoil fills veneer of soil, substratum fills underearth, fine quartz sand fills the silica sand that particle diameter is 0.5-1.2mm layer by layer, thick quartz sand layer fills the silica sand that particle diameter is greater than 2mm, and the diameter of each interlayer filter screen is 0.05-0.20mm.
7. native fish device as claimed in claim 6, is characterized in that: described filtrate collecting zone height is 15-20cm.
8. native fish device as claimed in claim 7, it is characterized in that: described filtering layer is inverted cone shape, high 3-6cm, upper end porous plate is carved with the permeable hole that aperture is 1-2mm, be provided with in the middle of leaching district the screen cloth that aperture is 0.050-0.145mm, the radius of its lower end circular hole is 2.5-4.0cm.
9. native fish device as claimed in claim 8, is characterized in that: filtrate collecting zone is 15-20cm as the extension height of support.
10. native fish device as claimed in claim 1, is characterized in that: adjacent the separating respectively by 1 ~ 2 metafiltration net between layers in described leaching district.
Priority Applications (1)
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CN201420463191.0U CN204214854U (en) | 2014-08-15 | 2014-08-15 | Native fish device |
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CN201420463191.0U CN204214854U (en) | 2014-08-15 | 2014-08-15 | Native fish device |
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CN201420463191.0U Withdrawn - After Issue CN204214854U (en) | 2014-08-15 | 2014-08-15 | Native fish device |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104215747A (en) * | 2014-08-15 | 2014-12-17 | 杭州师范大学 | Soil column leaching device |
CN109092879A (en) * | 2018-07-18 | 2018-12-28 | 东华大学 | A kind of simulator improving methane emission reduction in landfill yard earthing using charcoal |
CN109253951A (en) * | 2018-11-27 | 2019-01-22 | 扬州大学 | The experimental provision and its method that a kind of sampling of soil gap water stratification and effusion are collected |
CN109283100A (en) * | 2018-11-27 | 2019-01-29 | 扬州大学 | The experimental provision and its method that a kind of soil collection and Interstitial Water, effusion are collected |
CN109297871A (en) * | 2018-11-27 | 2019-02-01 | 扬州大学 | A kind of device and its analogy method for simulating pesticide Transport And Transformation process in paddy water and soil system |
CN109557285A (en) * | 2019-01-31 | 2019-04-02 | 北京市环境保护科学研究院 | A kind of soil purifies analytical equipment and method to pollution of area source |
CN110076195A (en) * | 2019-06-06 | 2019-08-02 | 陈方鑫 | A kind of reactor being percolated with the method and simulation soil nitrogen of straw-returning retention soil nitrogen |
CN111220790A (en) * | 2020-01-21 | 2020-06-02 | 安徽省(水利部淮河水利委员会)水利科学研究院(安徽省水利工程质量检测中心站) | Original state soil layering eluviation sampling device |
CN112433035A (en) * | 2020-11-19 | 2021-03-02 | 中北大学 | Simulation device and method for soil collection and leaching solution collection of pollutants in soil column leaching |
CN113376071A (en) * | 2021-05-06 | 2021-09-10 | 中国科学院成都生物研究所 | Device for collecting undisturbed soil column leaching solution and surface runoff experiment |
-
2014
- 2014-08-15 CN CN201420463191.0U patent/CN204214854U/en not_active Withdrawn - After Issue
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104215747A (en) * | 2014-08-15 | 2014-12-17 | 杭州师范大学 | Soil column leaching device |
CN104215747B (en) * | 2014-08-15 | 2015-11-18 | 杭州师范大学 | Native fish device |
CN109092879A (en) * | 2018-07-18 | 2018-12-28 | 东华大学 | A kind of simulator improving methane emission reduction in landfill yard earthing using charcoal |
CN109297871B (en) * | 2018-11-27 | 2020-12-11 | 扬州大学 | Device and method for simulating pesticide migration and transformation process in paddy field water and soil system |
CN109283100A (en) * | 2018-11-27 | 2019-01-29 | 扬州大学 | The experimental provision and its method that a kind of soil collection and Interstitial Water, effusion are collected |
CN109297871A (en) * | 2018-11-27 | 2019-02-01 | 扬州大学 | A kind of device and its analogy method for simulating pesticide Transport And Transformation process in paddy water and soil system |
CN109253951A (en) * | 2018-11-27 | 2019-01-22 | 扬州大学 | The experimental provision and its method that a kind of sampling of soil gap water stratification and effusion are collected |
CN109283100B (en) * | 2018-11-27 | 2023-09-01 | 扬州大学 | Experimental device and method for soil collection and interstitial water and leakage liquid collection |
CN109557285A (en) * | 2019-01-31 | 2019-04-02 | 北京市环境保护科学研究院 | A kind of soil purifies analytical equipment and method to pollution of area source |
CN110076195A (en) * | 2019-06-06 | 2019-08-02 | 陈方鑫 | A kind of reactor being percolated with the method and simulation soil nitrogen of straw-returning retention soil nitrogen |
CN111220790A (en) * | 2020-01-21 | 2020-06-02 | 安徽省(水利部淮河水利委员会)水利科学研究院(安徽省水利工程质量检测中心站) | Original state soil layering eluviation sampling device |
CN112433035A (en) * | 2020-11-19 | 2021-03-02 | 中北大学 | Simulation device and method for soil collection and leaching solution collection of pollutants in soil column leaching |
CN113376071A (en) * | 2021-05-06 | 2021-09-10 | 中国科学院成都生物研究所 | Device for collecting undisturbed soil column leaching solution and surface runoff experiment |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20150318 Effective date of abandoning: 20151118 |
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C25 | Abandonment of patent right or utility model to avoid double patenting |