CN203203986U - Simulated earth column device used for analyzing transferring of earth solutes - Google Patents
Simulated earth column device used for analyzing transferring of earth solutes Download PDFInfo
- Publication number
- CN203203986U CN203203986U CN 201320099871 CN201320099871U CN203203986U CN 203203986 U CN203203986 U CN 203203986U CN 201320099871 CN201320099871 CN 201320099871 CN 201320099871 U CN201320099871 U CN 201320099871U CN 203203986 U CN203203986 U CN 203203986U
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- head piece
- earth pillar
- goes out
- solute transport
- pillar device
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a simulated earth column device used for analyzing transferring of earth solutes. The simulated earth column device is formed by buckling a plurality of cylindrical subsection units up and down, wherein each cylindrical subsection unit is provided with an inflow opening and a first outflow opening on the same horizontal height; the inflow opening is provided with a socket bolt for blocking the inflow opening; the first outflow opening is provided with an outflow guide pipe for discharging liquid through a nut; an inserting end of the outflow guide pipe is covered by a nylon filtering net; the top of the uppermost subsection unit is provided with an embedded type upper end cover provided with a micro-pore; the bottom of the bottommost subsection unit is sequentially provided with a filtering layer and a supporting base; a corresponding side wall position of the filtering layer is provided with a second outflow opening; the second outflow opening is provided with a liquid guide pipe through a nut; an inserting end of the liquid guide pipe is covered by a nylon filtering net. The simulated earth column device disclosed by the utility model is simple in structure and convenient to operate; an earth column is conveniently opened to take out earth when an experiment is finished; inflow and outflow can be accurately controlled; the simulated earth column device can conveniently sample and determine at the needed height and is good for transferring and calculating the solutes.
Description
Technical field
The utility model relates to by means of the chemistry of measuring material or the experimental provision that physical property is come the test analysis material, specifically, relates to a kind of simulation earth pillar device for analyzing soil solute transport.
Background technology
In order to satisfy growing population to the demand of grain, agrochemicals is widely used, and these materials can enter soil by all means, and soil solute transport is studied transition process, rule and the mechanism of solute in soil just.
In recent years; the problems such as the underground water that causes along with chemical fertilizer, pollution by pesticides, sewage irrigation and soil pollution receive publicity day by day; basis and the research frontier of the related disciplines such as pedology, ecology, science of water resources and resource and environmental science have been become about the research of soil solute transport; its achievement in research has promoted the development of soil subject and related discipline, is widely applied at aspects such as agricultural production, the utilization of resources and environmental protection.
By simulation earth pillar device soil solute being carried out the miscible displacement Leaching Experiments is the important method of carrying out soil solute transport research.Owing to being difficult to collect leaching liquor under the open-air physical condition, so the test of displacement leaching is carried out indoor mainly with the mode of leaching post, this just has higher requirement to soil eluviation simulator.And soil easily occurs to stir when leaching in existing simulation earth pillar device, and simulation error is large, and sampling is convenient not, causes the analysis of experiments result inaccurate, makes the test findings of miscible displacement leaching and the fitting result of soil solute transport model differ larger.
The utility model content
To be solved in the utility model is the inaccurate technical matters of existing simulation earth pillar device experiment analysis result, and a kind of simulation earth pillar device for analyzing soil solute transport is provided, and the leaching simulation error is little, and is simple to operate, and sampling is convenient, and analysis of experiments result is accurate.
In order to solve the problems of the technologies described above, the utility model is achieved by following technical scheme:
A kind of simulation earth pillar device for analyzing soil solute transport, comprise columniform apparatus main body, described apparatus main body is fastened up and down by a plurality of columniform segmenting units and consists of, be provided with height index line and corresponding height identification value on the outer wall of described segmenting unit, the sidewall of each described segmenting unit is provided with into head piece and first at the same level height and goes out head piece, described enter that head piece disposes can be with the socket bolt of its obstruction, described first goes out the conduit that goes out that is equipped with on the head piece for fluid, describedly go out conduit and go out head piece by nut and described first and fix, the described insertion end that goes out conduit is enclosed with the nylon screen pack;
Uppermost described segmenting unit top is provided with embedded upper end cover, and described embedded upper end cover is provided with micropore;
Nethermost described segmenting unit bottom is disposed with filtering layer and backing seat, and be provided with second in the corresponding sidewall locations of described filtering layer and go out head piece, described second goes out catheter is installed on the head piece, described catheter goes out head piece by nut and described second to be fixed, and the insertion end of described catheter is enclosed with the nylon screen pack.
Described segmenting unit bottom is provided with inserted sheet, and the top is provided with the slot that can fasten with described inserted sheet.
Described segmenting unit is made by organic glass.
It is described that to go out conduit be that pottery goes out conduit.
The order number of described nylon screen pack is 300 orders.
The aperture of described embedded the above micropore of upper end cover is 1.5～2mm.
The thickness of described filtering layer is 1.5～2cm.
Filling material in the described filtering layer is silica sand.
The beneficial effects of the utility model are:
(1) simulation earth pillar apparatus structure of the present utility model is simple, easy to operate, and altitude scale is arranged on the earth pillar, can prepare accurately to fill earth pillar, employing sectional type design, all parts assembling is simple, opens earth pillar after making things convenient for Miscible displacement experiments to finish to take out soil.
(2) simulation earth pillar device of the present utility model can accurately be controlled becoming a mandarin of Miscible displacement experiments and go out stream, also can become a mandarin in the height setting of design and goes out head piece.
(3) it is convenient that simulation earth pillar device of the present utility model drenches the fluid sampling, by go out conduit can be easily desired height go out the head piece sampling and measuring, be conducive to the calculating of solute transfer.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of simulation earth pillar device provided by the utility model;
Fig. 2 is the structure enlarged drawing that enters head piece among Fig. 1;
Fig. 3 is the structure enlarged drawing that goes out head piece among Fig. 1 and go out conduit;
Fig. 4 is the structure enlarged drawing that goes out head piece and catheter among Fig. 1;
Fig. 5 is the structure enlarged drawing of embedded upper end cover among Fig. 1.
Among the figure: 1, embedded upper end cover; 2, segmenting unit; 3, enter head piece; 4, the socket bolt; 5, the first go out head piece; 6, go out conduit; 7, nut; 8, inserted sheet; 9, slot; 10, the height indicating graduation; 11, the nylon screen pack; 12, filtering layer; 13, the backing seat; 14, the second go out head piece; 15, catheter; 16, micropore.
Embodiment
For further understanding content of the present utility model, characteristics and effect, hereby exemplify following examples, and cooperate accompanying drawing to be described in detail as follows:
As shown in Figure 1, the present embodiment discloses a kind of simulation earth pillar device for analyzing soil solute transport, this device comprises columniform apparatus main body, apparatus main body is made of a plurality of columniform segmenting unit 2 assemblings, each segmenting unit 2 bottom is provided with inserted sheet 8, the top is provided with slot 9, and inserted sheet 8 mates mutually with slot 9.Therefore, insert the slot 9 of a following segmenting unit 2 by the inserted sheet 8 of top segmenting unit 2 bottoms, a plurality of segmenting units 2 are buckled into up and down successively as a whole.
Segmenting unit 2 is made by organic glass, and is provided with the height indicating graduation 10 that is comprised of height index line and corresponding height identification value on the outer wall of each segmenting unit 2.
The sidewall of each segmenting unit 2 is provided with into head piece 3 and first at the same level height and goes out head piece 5.In conjunction with shown in Figure 2, enter head piece 3 with screw socket, and dispose can be with the socket bolt 4 of its obstruction, can be clogging after socket bolt 4 inserts enter head piece 3.In conjunction with shown in Figure 3, first go out dispose on the head piece 5 for fluid go out conduit 6, this goes out conduit 6 and goes out conduit as good take Ceramics.Go out conduit 6 front ends and be threaded, after insertion first goes out head piece 5, undertaken fastening by nut 7.Go out conduit 6 insertions first end that goes out head piece 5 and be enclosed with nylon screen pack 11, prevent that the larger particles in the soil from will go out conduit 6 obstructions, the order number of nylon screen pack is generally 300 orders.
Uppermost segmenting unit 2 tops are provided with embedded upper end cover 1, and embedded upper end cover 1 is inserted in the slot 9 on uppermost segmenting unit 2 tops.As shown in Figure 5, embedded upper end cover 1 is provided with micropore 16, and the position, hole of micropore 16 is generally 1.5mm.
Nethermost segmenting unit 2 bottoms are disposed with filtering layer 12 and backing seat 13, and are provided with second in filtering layer 12 corresponding sidewall locations and go out head piece 14.In conjunction with shown in Figure 4, second goes out to dispose catheter 15 on the head piece 14, and catheter 15 is threaded, and after insertion second goes out head piece 14, is undertaken fastening by nut 7; Catheter 15 inserts second end that goes out head piece 14 and also is enclosed with nylon screen pack 11.
Filling material in the filtering layer 12 is silica sand; The thickness of filtering layer 12 is 1.5～2cm.
Simulation earth pillar device of the present utility model is quick, accurate, easy, cheap for the determination and analysis soil solute transport, and effect is directly perceived, has modular characteristics and very strong extendability.
Although the above is described preferred embodiment of the present utility model by reference to the accompanying drawings; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, can also make the concrete conversion of a lot of forms, these all belong within the protection domain of the present utility model.
Claims (8)
1. simulation earth pillar device of be used for analyzing soil solute transport, comprise columniform apparatus main body, it is characterized in that, described apparatus main body is fastened up and down by a plurality of columniform segmenting units and consists of, be provided with height index line and corresponding height identification value on the outer wall of described segmenting unit, the sidewall of each described segmenting unit is provided with into head piece and first at the same level height and goes out head piece, described enter that head piece disposes can be with the socket bolt of its obstruction, described first goes out the conduit that goes out that is equipped with on the head piece for fluid, describedly go out conduit and go out head piece by nut and described first and fix, the described insertion end that goes out conduit is enclosed with the nylon screen pack;
Uppermost described segmenting unit top is provided with embedded upper end cover, and described embedded upper end cover is provided with micropore;
Nethermost described segmenting unit bottom is disposed with filtering layer and backing seat, and be provided with second in the corresponding sidewall locations of described filtering layer and go out head piece, described second goes out catheter is installed on the head piece, described catheter goes out head piece by nut and described second to be fixed, and the insertion end of described catheter is enclosed with the nylon screen pack.
2. a kind of simulation earth pillar device for analyzing soil solute transport according to claim 1 is characterized in that, described segmenting unit bottom is provided with inserted sheet, and the top is provided with the slot that can fasten with described inserted sheet.
3. a kind of simulation earth pillar device for analyzing soil solute transport according to claim 1 is characterized in that, described segmenting unit is made by organic glass.
4. a kind of simulation earth pillar device for analyzing soil solute transport according to claim 1 is characterized in that, described to go out conduit be that pottery goes out conduit.
5. a kind of simulation earth pillar device for analyzing soil solute transport according to claim 1 is characterized in that, the order number of described nylon screen pack is 300 orders.
6. a kind of simulation earth pillar device for analyzing soil solute transport according to claim 1 is characterized in that, the aperture of described embedded the above micropore of upper end cover is 1.5～2mm.
7. a kind of simulation earth pillar device for analyzing soil solute transport according to claim 1 is characterized in that, the thickness of described filtering layer is 1.5～2cm.
8. a kind of simulation earth pillar device for analyzing soil solute transport according to claim 1 is characterized in that, the filling material in the described filtering layer is silica sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099871 CN203203986U (en) | 2013-03-05 | 2013-03-05 | Simulated earth column device used for analyzing transferring of earth solutes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099871 CN203203986U (en) | 2013-03-05 | 2013-03-05 | Simulated earth column device used for analyzing transferring of earth solutes |
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| Publication Number | Publication Date |
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| CN203203986U true CN203203986U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320099871 Expired - Fee Related CN203203986U (en) | 2013-03-05 | 2013-03-05 | Simulated earth column device used for analyzing transferring of earth solutes |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297446A (en) * | 2014-10-15 | 2015-01-21 | 同济大学 | Assembled-type vertical saturated soil column pollutant migration testing device |
| CN105717280A (en) * | 2016-04-22 | 2016-06-29 | 中国农业科学院农业资源与农业区划研究所 | Device for simulating soil moisture and fertilizer migration and transformation rules under different plough layer structures |
| CN106501490A (en) * | 2016-12-15 | 2017-03-15 | 中国农业科学院农业资源与农业区划研究所 | A kind of small-sized detachable earth pillar simulation device |
| CN109085325A (en) * | 2018-09-13 | 2018-12-25 | 河北省地质环境监测院 | A kind of the indoor soil-column experimental provision and method of soil pollution and repairing and treating process simulation |
| CN112858631A (en) * | 2021-01-11 | 2021-05-28 | 中国矿业大学 | Comprehensive frost heaving test device and method for dynamic water replenishing in layered mode in whole process |
| CN115356179A (en) * | 2022-09-15 | 2022-11-18 | 四川大学 | Grouting test device and sampling method for segmented sampling of undisturbed grouting soil samples with different depths |
-
2013
- 2013-03-05 CN CN 201320099871 patent/CN203203986U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297446A (en) * | 2014-10-15 | 2015-01-21 | 同济大学 | Assembled-type vertical saturated soil column pollutant migration testing device |
| CN104297446B (en) * | 2014-10-15 | 2016-04-06 | 同济大学 | The vertical saturated earth pillar contaminant transportation test unit of assembly type |
| CN105717280A (en) * | 2016-04-22 | 2016-06-29 | 中国农业科学院农业资源与农业区划研究所 | Device for simulating soil moisture and fertilizer migration and transformation rules under different plough layer structures |
| CN106501490A (en) * | 2016-12-15 | 2017-03-15 | 中国农业科学院农业资源与农业区划研究所 | A kind of small-sized detachable earth pillar simulation device |
| CN106501490B (en) * | 2016-12-15 | 2019-05-21 | 中国农业科学院农业资源与农业区划研究所 | A kind of small-sized detachable earth pillar simulation device |
| CN109085325A (en) * | 2018-09-13 | 2018-12-25 | 河北省地质环境监测院 | A kind of the indoor soil-column experimental provision and method of soil pollution and repairing and treating process simulation |
| CN109085325B (en) * | 2018-09-13 | 2024-01-05 | 河北省地质环境监测院 | Indoor soil column experiment device and method for simulating soil pollution and repair treatment process |
| CN112858631A (en) * | 2021-01-11 | 2021-05-28 | 中国矿业大学 | Comprehensive frost heaving test device and method for dynamic water replenishing in layered mode in whole process |
| CN112858631B (en) * | 2021-01-11 | 2022-01-21 | 中国矿业大学 | Comprehensive frost heaving test device and method for dynamic water replenishing in layered mode in whole process |
| CN115356179A (en) * | 2022-09-15 | 2022-11-18 | 四川大学 | Grouting test device and sampling method for segmented sampling of undisturbed grouting soil samples with different depths |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130918 Termination date: 20140305 |