CN203881646U - Simulation device for vertical migration of soil material - Google Patents
Simulation device for vertical migration of soil material Download PDFInfo
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- CN203881646U CN203881646U CN201420247453.XU CN201420247453U CN203881646U CN 203881646 U CN203881646 U CN 203881646U CN 201420247453 U CN201420247453 U CN 201420247453U CN 203881646 U CN203881646 U CN 203881646U
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- glass column
- soil
- vertical migration
- soil material
- analogue means
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Abstract
The utility model relates to a simulation device for the vertical migration of a soil material. The simulation device comprises a glass column, wherein the glass column is filled with a soil sample, and a piston is arranged on the lower end of the glass column; a high-density PVC film is arranged on the upper end and the lower end in the glass column separately; the upper end of the glass column is connected with a 8-channel peristaltic pump through a silica gel hose, and the other end of the peristaltic pump is connected with a reagent bottle containing eluent; after a test is finished, the glass column is horizontally arranged, the piston on the lower end of the glass column is connected with a vacuum pump so as to enable the soil in the glass column to be completely taken out. The device can simulate both upland soil and paddy field soil, is free from the limit of seasons, not only can perform a normal-temperature simulation test, but also can be used for simulating and researching of extreme conditions of alternate freezing and thawing, and the like.
Description
Technical field
The utility model relates to material migration field, relates in particular to a kind of analogue means of soil material vertical migration.
Background technology
Along with the aggravation of environmental pollution and fertilizer, excessive to use the pollution that underground water is caused more and more serious, researcher need to be understood the chemical fertilizer that enters soil, and the migration rate of the materials such as agricultural chemicals in soil and influence factor are to understand the behavior of these materials in soil.
Carry out thering is higher accuracy on relevant research theory in field, still due to the pre-buried corresponding pipeline of needs, therefore will carry out disturbance to larger area soil, not only process complexity, cost is high, and lacks ageing.And existing analogue means is only focused on the research of lessivation conventionally, the speed that effectively Non-leaching liquid enters, has ignored the control of percolating fluid speed, and the complete taking-up of earth pillar after drip washing.
In view of above-mentioned defect, the utility model creator has obtained this creation finally through long research and practice.
Summary of the invention
The purpose of this utility model is to provide a kind of analogue means of soil material vertical migration, in order to overcome above-mentioned technological deficiency.
For achieving the above object, the utility model provides a kind of analogue means of soil material vertical migration, and it comprises glass column, in this glass column, loads pedotheque, and the lower end of described glass column arranges piston; Top and bottom in glass column arrange respectively high density PVC film;
Described glass column upper end is connected with bull peristaltic pump by silica gel hose, and the described peristaltic pump other end is connected with the glass cylinder of placing leacheate;
The piston of described glass column lower end can be connected with vacuum pump, by complete the soil in glass column taking-up.
Further, the PVC film thickness 1mm of described upper end, the PVC film thickness 2mm of lower end.
Further, described silica gel hose is fixed on glass column by geometrical clamp.
Further, described glass column is placed on a support, on support, can place multiple glass columns.
Further, described glass cylinder arranges multiple, can place multiple leacheate.
Further, described glass column internal diameter 5cm, high 30cm.
The beneficial effects of the utility model are compared with prior art: this device is for simulating lab test, the original position soil of subject area can be placed in to simulation post, also can will after the soil treatment of subject area different levels, fill in proportion.
This device not only can be simulated dryland soil, also can simulated paddy field soil, be not subject to seasonal restrictions, and both can carry out normal temperature simulated experiment, also can be used for the modeling effort of the extreme conditions such as alternate freezing and thawing; Equipment connects 8 passage peristaltic pumps outward, can, according to requirement of experiment Non-leaching experiment inflow, carry out different drip washing intensity, the experiment of different eluent solution kind simultaneously, and device below piston can be controlled lower infiltration rate rate.
This device is provided with the speed of piston control percolating fluid by bottom, make the complete release from bottom of earth pillar uniform stressed by vacuum pump and PVC film, ensures to take out complete pedotheque; Glassware, both can be used for dead matter vertical migration experiment, also can be used for organic substance vertical migration experiment.
Brief description of the drawings
Fig. 1 is the structural representation of the analogue means of the utility model soil material vertical migration.
Embodiment
Below in conjunction with accompanying drawing, technical characterictic and the advantage with other above-mentioned to the utility model are described in more detail.
Refer to shown in Fig. 1, it is the structural representation of the analogue means of the utility model soil material vertical migration, the utility model analogue means comprises glass column 1, in this glass column 1, load pedotheque, the lower end of described glass column 1 arranges piston 4, is regulated and can be regulated and controled the speed that the interior moisture of glass column 1 moves seepage flow downwards by piston 4.In the present embodiment, described glass column internal diameter 5cm, high 30cm.
Top and bottom in glass column 1 arrange respectively high density PVC film 15, ensure to blend under moisture evenly the complete taking-up of earth pillar, and the PVC film thickness 1mm of upper end ensures to ooze under leacheate evenly; The PVC film thickness 2mm of lower end, both can prevent that grogs from flowing out with percolating fluid, can ensure again the complete release glass column of earth pillar.
Described glass column 1 is connected with bull peristaltic pump 2 by silica gel hose 21, described silica gel hose 21 is fixed on glass column 1 by geometrical clamp 13, described peristaltic pump 2 other ends are connected with glass cylinder 3, in described glass cylinder 3, place leacheate, and described peristaltic pump 2 sucks leacheate in described glass column 1.To in glass column when water filling, peristaltic pump 2 is connected with the piston 4 of glass column 1 bottom, and leacheate is injected from bottom to top for the first time.
Described glass column 1 also can be connected with a vacuum pump 5, and after experiment finishes, described vacuum pump 5 is connected with piston 4, by complete the soil in glass column 1 taking-up.
In the utility model, described glass column 1 is placed on a support 12, can place multiple glass columns 1 on support 12; Described glass cylinder arranges multiple, can place multiple leacheate.
In the time testing, first place the thick PVC film of 2mm at 1 end of glass column, load after pedotheque according to test design, on soil, lay the thick PVC film of 1mm.
Dryland soil simulated experiment: in the time of the pattern experiment of carrying out dryland soil, carrying out soil filling back piston by upper method can be in open state.
Paddy field soil simulated experiment: in the time carrying out paddy field soil simulated experiment, carry out soil filling by upper method, then lower piston is connected to peristaltic pump, water inlet from bottom to top, can prevent having air to retain in soil layer, after upper soll layer water breakthrough, close peristaltic pump, closure piston, can carry out paddy field experiment.In experimentation, can pass through regulating piston, control the speed of lower infiltration.
Soil sample is taken out: after experiment finishes, and horizontal positioned glass column, and the piston of glass column lower end is connected with vacuum pump, slowly blow by vacuum pump, can be by complete the soil in glass column taking-up, be convenient to carry out the segmentation collection pedotheque of nutrient migration research.According to the migrate attribute of goal in research, this device can regulate the height of glass column as required.This device, for simulating lab test, is not subject to seasonal restrictions, and can carry out the simulated experiments such as alternation of wetting and drying, alternate freezing and thawing.Glassware, both can be used for dead matter migration experiment, also can be used for organic substance migration experiment.
The foregoing is only preferred embodiment of the present utility model, is only illustrative for utility model, and nonrestrictive.Those skilled in the art is understood, and in the spirit and scope that require to limit, can carry out many changes to it in utility model right, amendment, and even equivalence, but all will fall in protection domain of the present utility model.
Claims (6)
1. an analogue means for soil material vertical migration, is characterized in that, it comprises glass column, in this glass column, loads pedotheque, and the lower end of described glass column arranges piston; Top and bottom in glass column arrange respectively high density PVC film;
Described glass column upper end is connected with bull peristaltic pump by silica gel hose, and the described peristaltic pump other end is connected with the reagent bottle of placing leacheate;
The piston of described glass column lower end is connected with vacuum pump, can be by complete the soil in glass column taking-up.
2. the analogue means of soil material vertical migration according to claim 1, is characterized in that, the PVC film thickness 1mm of described upper end, the PVC film thickness 2mm of lower end.
3. the analogue means of soil material vertical migration according to claim 2, is characterized in that, described silica gel hose is fixed on glass column by geometrical clamp.
4. the analogue means of soil material vertical migration according to claim 2, is characterized in that, described glass column is placed on a support, on support, can place multiple glass columns.
5. the analogue means of soil material vertical migration according to claim 1 and 2, is characterized in that, described glass cylinder arranges multiple, can place multiple leacheate.
6. the analogue means of soil material vertical migration according to claim 1 and 2, is characterized in that, described glass column internal diameter 5cm, high 30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420247453.XU CN203881646U (en) | 2014-05-12 | 2014-05-12 | Simulation device for vertical migration of soil material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420247453.XU CN203881646U (en) | 2014-05-12 | 2014-05-12 | Simulation device for vertical migration of soil material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881646U true CN203881646U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420247453.XU Expired - Fee Related CN203881646U (en) | 2014-05-12 | 2014-05-12 | Simulation device for vertical migration of soil material |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483242A (en) * | 2014-12-17 | 2015-04-01 | 东北石油大学 | Device for measuring viscosity resistance coefficient and inertial resistance coefficient of oil and water migration in soil |
| CN105277470A (en) * | 2015-11-17 | 2016-01-27 | 赵海超 | Experimental device used for simulating water transporting process in soil |
| CN106979922A (en) * | 2017-05-11 | 2017-07-25 | 农业部环境保护科研监测所 | Soil eluviation post and soil eluviation simulation system |
| CN108817051A (en) * | 2018-06-02 | 2018-11-16 | 河南理工大学 | A kind of system and method for the showering contaminated soil based on natural cold-energy |
| CN109813870A (en) * | 2019-03-13 | 2019-05-28 | 淮阴师范学院 | Urea vertical migration and the dynamic measuring method of ammoniumization in a kind of soil |
| CN110231440A (en) * | 2019-06-14 | 2019-09-13 | 广东海洋大学 | A kind of nonirrigated farmland of simulated seawater supply, paddy field experimental rig |
| CN111670780A (en) * | 2020-06-19 | 2020-09-18 | 山东省农业科学院农业资源与环境研究所 | Method for screening soilless culture substrate suitable for drip irrigation system through vertical diffusion and application |
-
2014
- 2014-05-12 CN CN201420247453.XU patent/CN203881646U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483242A (en) * | 2014-12-17 | 2015-04-01 | 东北石油大学 | Device for measuring viscosity resistance coefficient and inertial resistance coefficient of oil and water migration in soil |
| CN105277470A (en) * | 2015-11-17 | 2016-01-27 | 赵海超 | Experimental device used for simulating water transporting process in soil |
| CN105277470B (en) * | 2015-11-17 | 2018-01-30 | 赵海超 | For simulating the experimental provision of soil moisture migration process |
| CN106979922A (en) * | 2017-05-11 | 2017-07-25 | 农业部环境保护科研监测所 | Soil eluviation post and soil eluviation simulation system |
| CN106979922B (en) * | 2017-05-11 | 2023-09-29 | 农业部环境保护科研监测所 | Soil leaching column and soil leaching simulation system |
| CN108817051A (en) * | 2018-06-02 | 2018-11-16 | 河南理工大学 | A kind of system and method for the showering contaminated soil based on natural cold-energy |
| CN109813870A (en) * | 2019-03-13 | 2019-05-28 | 淮阴师范学院 | Urea vertical migration and the dynamic measuring method of ammoniumization in a kind of soil |
| CN109813870B (en) * | 2019-03-13 | 2020-07-24 | 淮阴师范学院 | Method for measuring longitudinal migration and ammoniation dynamics of urea in soil |
| CN110231440A (en) * | 2019-06-14 | 2019-09-13 | 广东海洋大学 | A kind of nonirrigated farmland of simulated seawater supply, paddy field experimental rig |
| CN111670780A (en) * | 2020-06-19 | 2020-09-18 | 山东省农业科学院农业资源与环境研究所 | Method for screening soilless culture substrate suitable for drip irrigation system through vertical diffusion and application |
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| Date | Code | Title | Description |
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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: 20141015 Termination date: 20150512 |
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| EXPY | Termination of patent right or utility model |