CN204064859U - Soil pollutant vertical migration analogue means - Google Patents
Soil pollutant vertical migration analogue means Download PDFInfo
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- CN204064859U CN204064859U CN201420392196.9U CN201420392196U CN204064859U CN 204064859 U CN204064859 U CN 204064859U CN 201420392196 U CN201420392196 U CN 201420392196U CN 204064859 U CN204064859 U CN 204064859U
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Abstract
The utility model relates to a kind of soil pollutant vertical migration analogue means, comprise steelframe, first reservoir, second reservoir, container, feed tube, volume pump, operation valve one, drain pipe and liquid discharge device, steelframe have the first base and the second base, second base is positioned at the top of the first base, second reservoir is arranged on the second base, first reservoir is arranged on the first base, be communicated with between first reservoir and the second reservoir, feed tube is arranged the volume pump being used for liquid being got the second reservoir from the first reservoir pump, second reservoir connects liquid discharge device by drain pipe, the liquid outlet of liquid discharge device faces toward the opening part of container top, on container, vertical and horizontal are respectively equipped with multiple thieff hatch, wherein longitudinal thieff hatch of row is connected to liquid level gauge.Structure of the present utility model makes experiment convenient, container sustained height arranges multiple thief hole, prevents repeatedly sampling effect soil texture, thus improve the accuracy of experiment.
Description
Technical field
The utility model relates to the device of contaminant transportation in a kind of testing soil, particularly relates to a kind of analogue means of used in vertical transfer of pollutants in soil.
Background technology
Along with the quickening of Chinese Urbanization, process of industrialization, city planning constantly adjusts, land use morphology changes, originally faced resettlement in the chemical pollution place of city and periphery thereof, soil after resettlement is owing to being polluted for a long time, soil and Groundwater Environmental Quality allow of no optimist, and the exploitation again of soil also receive serious restriction, hinder urban construction and expanding economy.
Soil is as the important component part of environment, and the pollutant great majority entered in soil system enter water-bearing zone by ground with lower infiltration.When pollutant enters water-bearing zone through complicated being adsorbed, being degraded, physical process, chemical process and the bioprocess such as conversion; Longitudinal dispersion, horizontal disperse, vertical disperse and Convention diffusion can be there is when arriving water-bearing zone.In order to predict the migration rule of pollutant in soil system exactly, researchers have developed soil pollutant transport model, Contaminants Transport model can reflect solute substance transport conditions in soil effectively, for the resource management of soil and prevention and cure of pollution provide foundation.
In existing Contaminants Transport model, indoor soil-column simulated experiment is a kind of test method of routine, earth pillar in current most of laboratory is organic glass or PVC earth pillar, and there are some shortcomings in most of laboratories earth pillar: because earth pillar length falls short of, the migration of darker pollutant in soil cannot be simulated, thus not representative; Uncontrollable and the leaching of native fish speed is uneven causes experiment to produce error; Single hole repeated sampling easily affects the accuracy of experiment.Secondly, also do not have earth pillar that liquid level gauge is installed at present.
Utility model content
The utility model is not high in order to solve current used in vertical transfer of pollutants in soil experiment accuracy, easily produces the problem of error, and then provides a kind of soil pollutant vertical migration analogue means.
The utility model solves the technical scheme that its technical matters adopts: a kind of soil pollutant vertical migration analogue means, it is characterized in that, comprise steelframe, first reservoir, second reservoir, the container of soil is housed, feed tube, volume pump, operation valve one, drain pipe and liquid discharge device, described steelframe have the first base and the second base, the second described base is positioned at the top of the first base, the second described reservoir is arranged on the second base, the first described reservoir is arranged on the first base, be communicated with by feed tube between the first described reservoir and the second reservoir, described feed tube is installed operation valve one and the volume pump for liquid to be got the second reservoir from the first reservoir pump, described container is arranged on the side of steelframe, the second described reservoir connects liquid discharge device by drain pipe, the top of described container has opening, the liquid outlet of described liquid discharge device faces toward the opening part of container top, on described container, vertical and horizontal are respectively equipped with multiple thieff hatch, wherein longitudinal thieff hatch of row is connected to liquid level gauge.
In order to realize liquid discharge device energy fluid smoothly, here two kinds of embodiments are had, a kind of is that the top of described liquid discharge device will lower than the bottom of the second reservoir, described drain pipe is provided with flowmeter, drain pipe described in another kind is provided with the water pump for liquid to be got liquid discharge device from the second reservoir pump, described drain pipe is provided with flowmeter.These two kinds of modes obviously before one more energy-conservation, therefore usual adopt before a kind of, and flowmeter be arranged so that leaching speed is effectively controlled.
More even in order to liquid leaching, reduce experimental error, described liquid discharge device is shower nozzle, and the face that shower nozzle has liquid outlet is consistent with container top openings of sizes.
In order to simulate the migration of darker pollutant in soil, the main body of described container is right cylinder, and the height of cylinder is 150-200cm, and diameter is 10-15cm, and described container bottom is back taper and is connected with outflow tube, described outflow tube is provided with operation valve two.
In order to avoid single hole repeated sampling easily affects the accuracy of experiment, one, described container highly circumference is evenly equipped with four thieff hatchs, and four thieff hatchs are one group; Thieff hatch group has six groups, and six groups of thieff hatch groups are equidistantly distributed on container along the axis of container.
Further, specifically, the top of described container is provided with filtering layer, and the below of described container is provided with lower filtering layer, described upper filtering layer is followed successively by silica sand and filter screen from top to bottom, and described lower filtering layer is followed successively by filter screen, silica sand and sieve tray from top to bottom.Upper level filter layer serves buffering and filtration, and lower floor's filtering layer serves filtration and also prevents soil from flowing out simultaneously.
When the liquid in the second reservoir reaches the upper limit, and may to overflow or excessive to the pressure of shower nozzle, in order to address this problem, the liquid upper limit place of the second described reservoir is connected with barretter, and the other end of barretter connects the first reservoir.When the liquid in the second reservoir reaches the upper limit, automatically flowed in the first reservoir by barretter.
Liquid in second reservoir needs to empty after experiment, and the bottom of the second described reservoir is connected with discharging tube, and described discharging tube is provided with operation valve three, and the other end of described discharging tube connects the first reservoir or is connected with barretter.Liquid in second reservoir directly can be communicated with the first reservoir by discharging tube and carry out emptying, and also can save pipeline, simplification structure, connects the first reservoir by barretter.
Further, specifically, above and below described container outer wall, cover has iron ring respectively, and described iron ring is connected with steelframe.
More specifically, described steelframe comprises vertically setting and the first support be parallel to each other, the second support and the 3rd support, the height of the 3rd support will lower than the first support and the second support, first described base one end is arranged on the top of the 3rd support, the other end is fixedly connected with the first support side, described second base is arranged on the top of the first support and the second support, and be provided with castor below the first support, the second support and the 3rd support, described castor is universal caster wheel.
The beneficial effects of the utility model are, the utility model
1. the first reservoir is arranged on below, be used for carrying out preparing solution to experimenter, get by pump the second reservoir being positioned at top and leaching is carried out to the soil of container, alleviate the burden of experimenter, especially the female laboratory technician that strength is less, second reservoir cannot be transported to the top of steelframe, it is obviously also extremely inconvenient to climb up steelframe allotment solution, makes experiment convenient.
2. multiple thief hole is set on container sustained height, prevents repeatedly sampling effect soil texture, thus improve the accuracy of experiment, reduce error.
3. this container length is longer and internal diameter is moderate, can simulate, it also avoid the impact of lateral transfer to the migration of darker pollutant in soil.
4. adopt flowmeter to control leaching speed, and use shower nozzle to make leaching more even, further increase the accuracy of experiment.
5. arrange on radial thief hole at earth pillar outer wall one and connect multiple liquid level gauge, when liquid level gauge can be used for observing leaching, the change of tank fill level, has further meaning to experimental study.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the optimum embodiment of analogue means of the utility model used in vertical transfer of pollutants in soil.
In figure 1, steelframe, the 2, first reservoir, the 3, second reservoir, 4, container, 5, feed tube, 51, operation valve one, 6, volume pump, 7, drain pipe, the 8, first base, 9, the second base, 10, thieff hatch, 11, liquid level gauge, 12, flowmeter, 13, shower nozzle, 14, outflow tube, 15, operation valve two, 16, upper filtering layer, 17, lower filtering layer, 18, operation valve two, 19, barretter, 20, discharging tube, 21, operation valve three, 22, the first support, 23, the second support, the 24, the 3rd support, 25, castor.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of soil pollutant vertical migration analogue means, comprise steelframe 1, first reservoir 2, second reservoir 3, the container 4 of soil is housed, feed tube 5, volume pump 6, operation valve 1, drain pipe 7 and liquid discharge device, steelframe 1 have the first base 8 and the second base 9, second base 9 is positioned at the top of the first base 8, second reservoir 3 is arranged on the second base 9, first reservoir 2 is arranged on the first base 8, be communicated with by feed tube 5 between first reservoir 2 and the second reservoir 3, feed tube 5 is installed operation valve 1 and the volume pump 6 for liquid to be got the second reservoir 3 from the first reservoir 2 pump, container 4 is arranged on the side of steelframe 1, second reservoir 3 connects liquid discharge device by drain pipe 7, the top of container 4 has opening, the liquid outlet of liquid discharge device faces toward the opening part at container 4 top, on container 4, vertical and horizontal are respectively equipped with multiple thieff hatch 10, wherein longitudinal thieff hatch 10 of row is connected to liquid level gauge 11, liquid level gauge 11 is glass pipe type liquid level gauge, the observation of water level when liquid level gauge 11 can carry out simulated experiment.
The top of liquid discharge device will lower than the water pump bottom of the second reservoir 3 or drain pipe 7 are provided with for liquid to be got liquid discharge device from the second reservoir 3 pump, drain pipe 7 is provided with flowmeter 12, liquid discharge device is shower nozzle 13, shower nozzle 13 there is the face of liquid outlet and container 4 open top in the same size.
The main body of container 4 is right cylinder, and cylindrical height is 150-200cm, and diameter is 10-15cm, and the size of container can design according to actual needs, is back taper and is connected with outflow tube 14, outflow tube 14 is provided with operation valve 2 15 bottom container 4.
Highly circumference is evenly equipped with four thieff hatchs, 10, four thieff hatchs 10 to 4 one, container is one group; Thieff hatch group has six groups, and six groups of thieff hatch groups are equidistantly distributed on container 4 along the axis of container 4.Certainly, the quantity of thieff hatch 10 and position can be designed according to actual needs.
The top of container 4 is provided with filtering layer 16, and the below of container 4 is provided with lower filtering layer 17, and upper filtering layer 16 is followed successively by silica sand and filter screen from top to bottom, and lower filtering layer 17 is followed successively by filter screen, silica sand and sieve tray from top to bottom.
The liquid upper limit place of the second reservoir 3 is connected with barretter 18, the other end of barretter 18 connects the first reservoir 2, the bottom of the second reservoir 3 is connected with discharging tube 19, and discharging tube 19 is provided with operation valve 3 20, and the other end of discharging tube 19 connects the first reservoir 2 or is connected with barretter 18.
Above and below container 4 outer wall, cover has iron ring 21 respectively, and iron ring 21 is fixedly connected with steelframe 1.
The concrete structure of steelframe 1 is as follows, steelframe 1 comprises vertically setting and the first support 22, second support 23 be parallel to each other and the 3rd support 24, the height of the 3rd support 24 will lower than the first support 22 and the second support 23, first base 8 one end is arranged on the top of the 3rd support 24, the other end is fixedly connected with the first support 22 side, second base 9 is arranged on the top of the first support 22 and the second support 23, be provided with castor 25 below first support 22, second support 23 and the 3rd support 24, castor 25 is universal caster wheel.
Principle of work of the present utility model is as follows:
By volume pump 6, the pollutant in first reservoir 2 is pumped into the second reservoir 3, adjust flux meter 12 controls the drip washing speed of shower nozzle 13, leaching simulation is carried out to soil, all thieff hatchs 10 clog with rubber stopper when testing, and take away rubber stopper at set intervals and adopt a sample, also can adopt in turn by multiple thieff hatch 10 from thieff hatch 10, repeatedly data record, experimental result is more accurate, then analyzes pollutant levels, observes the rule of pollutant vertical migration in soil.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on instructions, must determine its technical scope according to right.
Claims (10)
1. a soil pollutant vertical migration analogue means, it is characterized in that, comprise steelframe (1), the first reservoir (2), the second reservoir (3), the container (4) that soil is housed, feed tube (5), volume pump (6), operation valve one (51), drain pipe (7) and liquid discharge device
Described steelframe (1) have the first base (8) and the second base (9), described the second base (9) is positioned at the top of the first base (8), described the second reservoir (3) is arranged on the second base (9), described the first reservoir (2) is arranged on the first base (8), be communicated with by feed tube (5) between described the first reservoir (2) and the second reservoir (3), described feed tube (5) is upper installs operation valve one (51) and the volume pump (6) for liquid to be got the second reservoir (3) from the first reservoir (2) pump, described container (4) is arranged on the side of steelframe (1),
Described the second reservoir (3) connects liquid discharge device by drain pipe (7), the top of described container (4) has opening, the liquid outlet of described liquid discharge device faces toward the opening part at container (4) top, the upper vertical and horizontal of described container (4) are respectively equipped with multiple thieff hatch (10), and wherein longitudinal thieff hatch (10) of row is connected to liquid level gauge (11).
2. soil pollutant vertical migration analogue means according to claim 1, it is characterized in that, the top of described liquid discharge device will lower than the water pump bottom of the second reservoir (3) or described drain pipe (7) are provided with for liquid to be got liquid discharge device from the second reservoir (3) pump, and described drain pipe (7) is provided with flowmeter (12).
3. soil pollutant vertical migration analogue means according to claim 1, it is characterized in that, described liquid discharge device is shower nozzle (13), shower nozzle (13) there is the face of liquid outlet and container (4) open top in the same size.
4. soil pollutant vertical migration analogue means according to claim 1, it is characterized in that, the main body of described container (4) is right cylinder, cylindrical height is 150-200cm, diameter is 10-15cm, described container (4) bottom is back taper and is connected with outflow tube (14), and described outflow tube (14) is provided with operation valve two (15).
5. soil pollutant vertical migration analogue means according to claim 1, is characterized in that, (4) one, described container highly circumference is evenly equipped with four thieff hatchs (10), and four thieff hatchs (10) are one group; Thieff hatch group has six groups, and six groups of thieff hatch groups are equidistantly distributed on container (4) along the axis of container (4).
6. soil pollutant vertical migration analogue means according to claim 1, it is characterized in that, the top of described container (4) is provided with filtering layer (16), the below of described container (4) is provided with lower filtering layer (17), described upper filtering layer (16) is followed successively by silica sand and filter screen from top to bottom, and described lower filtering layer (17) is followed successively by filter screen, silica sand and sieve tray from top to bottom.
7. soil pollutant vertical migration analogue means according to claim 1, it is characterized in that, the liquid upper limit place of described the second reservoir (3) is connected with barretter (18), and the other end of barretter (18) connects the first reservoir (2).
8. soil pollutant vertical migration analogue means according to claim 7, it is characterized in that, the bottom of described the second reservoir (3) is connected with discharging tube (19), described discharging tube (19) is provided with operation valve three (20), and the other end of described discharging tube (19) connects the first reservoir (2) or is connected with barretter (18).
9. soil pollutant vertical migration analogue means according to claim 1, it is characterized in that, above and below described container (4) outer wall, cover has iron ring (21) respectively, and described iron ring (21) is fixedly connected with steelframe (1).
10. soil pollutant vertical migration analogue means according to claim 1, it is characterized in that, described steelframe (1) comprises vertically setting and the first support (22) be parallel to each other, second support (23) and the 3rd support (24), the height of the 3rd support (24) will lower than the first support (22) and the second support (23), described the first base (8) one end is arranged on the top of the 3rd support (24), the other end is fixedly connected with the first support (22) side, described second base (9) is arranged on the top of the first support (22) and the second support (23), first support (22), second support (23) and the 3rd support (24) below are provided with castor (25), described castor (25) is universal caster wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420392196.9U CN204064859U (en) | 2014-07-16 | 2014-07-16 | Soil pollutant vertical migration analogue means |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420392196.9U CN204064859U (en) | 2014-07-16 | 2014-07-16 | Soil pollutant vertical migration analogue means |
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| CN204064859U true CN204064859U (en) | 2014-12-31 |
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| CN201420392196.9U Expired - Fee Related CN204064859U (en) | 2014-07-16 | 2014-07-16 | Soil pollutant vertical migration analogue means |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104655824A (en) * | 2015-03-10 | 2015-05-27 | 湖南农业大学 | Device for measuring transfer flux of pollutants in soil |
| CN105203721A (en) * | 2015-11-06 | 2015-12-30 | 舒新前 | Recyclable leaching device for leaching experiment |
| CN105277476A (en) * | 2014-07-16 | 2016-01-27 | 江苏常环环境科技有限公司 | Soil pollutant vertical migration simulator |
| CN105606511A (en) * | 2016-01-11 | 2016-05-25 | 河南理工大学 | One-dimensional simulator of solute migration and transformation in deep phreatic water |
| CN106680460A (en) * | 2016-12-07 | 2017-05-17 | 中国矿业大学 | Pollutant transport model device under saturated-unsaturated soil medium conditions |
-
2014
- 2014-07-16 CN CN201420392196.9U patent/CN204064859U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277476A (en) * | 2014-07-16 | 2016-01-27 | 江苏常环环境科技有限公司 | Soil pollutant vertical migration simulator |
| CN104655824A (en) * | 2015-03-10 | 2015-05-27 | 湖南农业大学 | Device for measuring transfer flux of pollutants in soil |
| CN105203721A (en) * | 2015-11-06 | 2015-12-30 | 舒新前 | Recyclable leaching device for leaching experiment |
| CN105606511A (en) * | 2016-01-11 | 2016-05-25 | 河南理工大学 | One-dimensional simulator of solute migration and transformation in deep phreatic water |
| CN106680460A (en) * | 2016-12-07 | 2017-05-17 | 中国矿业大学 | Pollutant transport model device under saturated-unsaturated soil medium conditions |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20180716 |