CN203606357U - Earthworm escaping experimental device for diagnosing ecotoxicity of polluted soil - Google Patents
Earthworm escaping experimental device for diagnosing ecotoxicity of polluted soil Download PDFInfo
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- CN203606357U CN203606357U CN201320721635.1U CN201320721635U CN203606357U CN 203606357 U CN203606357 U CN 203606357U CN 201320721635 U CN201320721635 U CN 201320721635U CN 203606357 U CN203606357 U CN 203606357U
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Abstract
The utility model provides an earthworm escaping experimental device for diagnosing the ecotoxicity of polluted soil, and relates to an experimental device. The device comprises an earthworm culturing box, a box cover, a box bottom, a water retaining ventilating box and a partition plate. The device is characterized by comprising an upper earthworm culturing box and a lower water retaining ventilating box; the earthworm culturing box is positioned above the water retaining ventilating box; the earthworm culturing box is provided with a waterproof partition plate which divides the culturing box into two chambers with the same dimensions; contrast clean soil and the polluted soil are respectively positioned in the two chambers; the earthworm culturing box is provided with a transparent top cover; small gravels and fine sand are paved in the lower water retaining ventilating box from bottom to top in sequence. According to the earthworm escaping experimental device for diagnosing the ecotoxicity of the polluted soil, the simple experimental device is utilized for enabling earthworm to live in soil with the proper humidity and ventilating conditions on the basis of the characteristic that the earthworm directly contacts with the soil, and then the polluted soil can be quickly recognized through the behavior of the earthworm escaping to avoid an adverse environment.
Description
Technical field
The utility model relates to a kind of experimental provision, particularly relates to a kind of earthworm of diagnosing contaminated soil eco-toxicity and escapes experimental provision.
Background technology
Soil is the basis that the mankind depend on for existence, and soil quality situation and the mankind's health and development are closely bound up.But along with the development of industrial and agricultural production, a large amount of uses of chemicals and the discharge of polluter cause soil environment to go from bad to worse.The mensuration of the evaluation to soil pollution and polluter toxicity is the important step of Soil Pollution Control, extremely showing great attention to of countries in the world environmental area.Earthworm is invertabrate important in soil, can improve soil texture, increase soil fertility, and meanwhile, earthworm, as the bottom of terrestrial organism food chain, take animals and plants chip in soil as food, has inrichment to most of pollutant.Earthworm is pollutant by soil to biological, and then the important step shifting to the higher trophic level of food chain.The individual group of causing that changes of earthworm changes and will have a huge impact the whole ecosystem, and therefore, earthworm can be used as a kind of early warning biology for monitoring and evaluates soil pollution situation and ecological functions.So far, utilize earthworm to carry out indicative for environments pollution situation, become an important method of soil pollution ecological toxicology, the toxic exposure of earthworm is tested the successfully toxicity assessment for pollutants such as heavy metal in soil, microbiotic and agricultural chemicals.Going after profits and advoiding disadvantages is biological a kind of instinct.Because earthworm lives in wetland for a long time, the more common terrestrial organism of cuticula of epidermis is thin, on epidermis, also have many glandular orifices to communicate with the external world, therefore very responsive to some irritating pollutant in soil, once stimulus intensity reaches its tolerance limit, occur escaping or migratory behaviour, to hide harm environment.
Summary of the invention
The purpose of this utility model is to provide a kind of earthworm of diagnosing contaminated soil eco-toxicity to escape experimental provision, water conservation ventilating box two parts that this device is cultivated box and bottom by top earthworm form, utilize earthworm directly to contact the feature of soil, adopt simple experimental device, earthworm is lived in humidity and the suitable soil of aeration condition, utilize earthworm to hide the flight behavior of adverse environment, realize the Quick to contaminated soil.
The purpose of this utility model is achieved through the following technical solutions:
Diagnose the earthworm of contaminated soil eco-toxicity to escape an experimental provision, at the bottom of described device earthworm is cultivated box, lid, box, water conservation ventilating box, dividing plate, water conservation ventilating box two parts that this device is cultivated box and bottom by top earthworm form; Earthworm cultivation box is placed in the top of water conservation ventilating box, earthworm cultivation box arranges fluid-tight dividing plate and is divided into by cultivating box two Room that size is identical, two indoor clean control soil and the contaminated soils of holding respectively, earthworm is cultivated tape transparent cap, lays successively little gravel and fine sand in the water conservation ventilating box of bottom from bottom to top.
Described a kind of earthworm of diagnosing contaminated soil eco-toxicity escapes experimental provision, described dividing plate apart from box at the bottom of 5mm.
Described a kind of earthworm of diagnosing contaminated soil eco-toxicity escapes experimental provision, and described earthworm is cultivated on box transparent cap and is drilled with the aperture that 30 diameters are 0.5 mm, and it is the aperture of 0.5 mm that the box subdrilling of cultivation box has 30 diameters.
Advantage of the present utility model and effect are:
The utility model utilizes earthworm directly to contact the feature of soil, adopt simple experimental device, earthworm is lived in humidity and the suitable soil of aeration condition, in the time that soil pollution substrate concentration reaches the tolerance limit of earthworm, utilize earthworm hide the flight behavior of adverse environment (when the escapement ratio of earthworm reach 50% and more than) realize the Quick to contaminated soil.The utility model device simplicity of design, can cultivate suitable humidity and aeration condition are provided for earthworm.The utility model utilizes the avlidance behavior of earthworm to hostile environment, and design test battery device, for the quick diagnosis of contaminated soil eco-toxicity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing illustrated embodiment, the utility model is described in further detail.
Water conservation ventilating box two parts that this device is cultivated box and bottom by top earthworm form.Described earthworm cultivation box is placed in the top of water conservation ventilating box, earthworm cultivation box arranges fluid-tight dividing plate and is divided into by cultivating box two Room that size is identical, prevents soil transverse shifting, two indoor clean control soil and the contaminated soils of holding respectively, dividing plate apart from box at the bottom of 5mm, this slit is escaped for earthworm.Earthworm is cultivated tape transparent cap, is drilled with the aperture that 30 diameters are 0.5 mm on it, and for ventilating and breathing freely, it is the aperture of 0.5 mm that the box subdrilling of cultivation box has 30 diameters, for permeable and ventilation.Water conservation ventilating box arranges fluid-tight dividing plate makes it be divided into two Room that size is identical, lays successively little gravel and fine sand in the water conservation ventilating box of bottom from bottom to top.
Mark in figure: 1, earthworm is cultivated box; 2, dividing plate (and leaving 5mm slit between at the bottom of box); 3, lid (being uniformly distributed diameter is 30 holes of 0.5mm), 4, at the bottom of box (being uniformly distributed diameter is 30 holes of 0.5mm); 5, water conservation ventilating box; 6, dividing plate
As shown in Figure 1, water conservation ventilating box 5 two parts that the experimental provision of contaminated soil eco-toxicity diagnosis of the present utility model is cultivated box 1 and bottom by top earthworm form.Earthworm cultivation box is placed in the top of water conservation ventilating box, earthworm cultivation box arranges fluid-tight dividing plate 2 and is divided into by cultivating box two Room that size is identical, prevents soil transverse shifting, two indoor clean control soil and the contaminated soils of holding respectively, dividing plate apart from box at the bottom of 5mm, this slit is escaped for earthworm.Earthworm is cultivated tape transparent cap 3, on it, be drilled with the aperture that 30 diameters are 0.5 mm, for ventilate and breathe freely and avoid earthworm to escape from cultivation box simultaneously, at the bottom of the box of cultivation box, 4 are drilled with the aperture that 30 equally distributed diameters are 0.5 mm, limit earthworm simultaneously run away to water conservation ventilating box for permeable and ventilation.The experimental provision bottom water conservation ventilating box of contaminated soil eco-toxicity diagnosis arranges fluid-tight dividing plate makes it be divided into two Room that size is identical, lays successively little gravel and fine sand in the water conservation ventilating box of bottom from bottom to top, and water conservation ventilating box is filled up.When experimental implementation, keep the dividing plate of earthworm cultivation box and water conservation ventilating box on same vertical plane, to avoid pollutant in soil to be diffused in cleaning soil.
Claims (3)
1. diagnose the earthworm of contaminated soil eco-toxicity to escape experimental provision for one kind, it is characterized in that, described device comprise earthworm cultivate box, lid, box at the bottom of, water conservation ventilating box, dividing plate, water conservation ventilating box two parts that this device is cultivated box and bottom by top earthworm form; Earthworm cultivation box is placed in the top of water conservation ventilating box, earthworm cultivation box arranges fluid-tight dividing plate and is divided into by cultivating box two Room that size is identical, two indoor clean control soil and the contaminated soils of holding respectively, earthworm is cultivated tape transparent cap, lays successively little gravel and fine sand in the water conservation ventilating box of bottom from bottom to top.
2. a kind of earthworm of diagnosing contaminated soil eco-toxicity according to claim 1 escapes experimental provision, it is characterized in that, described dividing plate apart from box at the bottom of 5mm.
3. a kind of earthworm of diagnosing contaminated soil eco-toxicity according to claim 1 escapes experimental provision, it is characterized in that, described earthworm is cultivated on box transparent cap and is drilled with the aperture that 30 diameters are 0.5 mm, and it is the aperture of 0.5 mm that the box subdrilling of cultivation box has 30 diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320721635.1U CN203606357U (en) | 2013-11-13 | 2013-11-13 | Earthworm escaping experimental device for diagnosing ecotoxicity of polluted soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320721635.1U CN203606357U (en) | 2013-11-13 | 2013-11-13 | Earthworm escaping experimental device for diagnosing ecotoxicity of polluted soil |
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| Publication Number | Publication Date |
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| CN203606357U true CN203606357U (en) | 2014-05-21 |
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| CN201320721635.1U Expired - Fee Related CN203606357U (en) | 2013-11-13 | 2013-11-13 | Earthworm escaping experimental device for diagnosing ecotoxicity of polluted soil |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223334A (en) * | 2014-07-04 | 2016-01-06 | 中国环境科学研究院 | The soil ecology toxicity diagnostic method of contaminated site and device |
| CN106404582A (en) * | 2016-12-03 | 2017-02-15 | 张清 | Soil ecological pollution detection device and detection method |
| CN106706880A (en) * | 2016-11-29 | 2017-05-24 | 中国科学院南京土壤研究所 | Springtail avoidance test device and application thereof |
| CN110261585A (en) * | 2019-07-26 | 2019-09-20 | 同济大学 | A kind of active method of measurement earthworm motor behavior |
| CN111398574A (en) * | 2020-03-04 | 2020-07-10 | 河南大学 | Utilize soil biology to pollute soil toxicity test device |
| CN111766366A (en) * | 2020-06-05 | 2020-10-13 | 西南林业大学 | Device and method for measuring soil pollutant biotoxicity by utilizing earthworm balance motion behavior |
-
2013
- 2013-11-13 CN CN201320721635.1U patent/CN203606357U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223334A (en) * | 2014-07-04 | 2016-01-06 | 中国环境科学研究院 | The soil ecology toxicity diagnostic method of contaminated site and device |
| CN105223334B (en) * | 2014-07-04 | 2017-05-17 | 中国环境科学研究院 | Method for diagnosing ecotoxicity of soil in polluted place, and apparatus thereof |
| CN106706880A (en) * | 2016-11-29 | 2017-05-24 | 中国科学院南京土壤研究所 | Springtail avoidance test device and application thereof |
| CN106706880B (en) * | 2016-11-29 | 2019-08-30 | 中国科学院南京土壤研究所 | A kind of springtail avoidance test device and its application |
| CN106404582A (en) * | 2016-12-03 | 2017-02-15 | 张清 | Soil ecological pollution detection device and detection method |
| CN106404582B (en) * | 2016-12-03 | 2019-01-22 | 青海金云环境科技有限公司 | Soil ecology pollution detection device and detection method |
| CN110261585A (en) * | 2019-07-26 | 2019-09-20 | 同济大学 | A kind of active method of measurement earthworm motor behavior |
| CN111398574A (en) * | 2020-03-04 | 2020-07-10 | 河南大学 | Utilize soil biology to pollute soil toxicity test device |
| CN111398574B (en) * | 2020-03-04 | 2021-08-27 | 河南大学 | Utilize soil biology to pollute soil toxicity test device |
| CN111766366A (en) * | 2020-06-05 | 2020-10-13 | 西南林业大学 | Device and method for measuring soil pollutant biotoxicity by utilizing earthworm balance motion behavior |
| CN111766366B (en) * | 2020-06-05 | 2024-06-04 | 西南林业大学 | Device and method for measuring biotoxicity of soil pollutants by utilizing earthworm equilibrium exercise behavior |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20141113 |
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| EXPY | Termination of patent right or utility model |