CN215894307U - Underground water pollution solute transport simulation experiment device - Google Patents
Underground water pollution solute transport simulation experiment device Download PDFInfo
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- CN215894307U CN215894307U CN202121938745.4U CN202121938745U CN215894307U CN 215894307 U CN215894307 U CN 215894307U CN 202121938745 U CN202121938745 U CN 202121938745U CN 215894307 U CN215894307 U CN 215894307U
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Abstract
The utility model discloses a simulation experiment device for migration of underground water polluted solutes, and belongs to the technical field of simulation experiments. Groundwater pollution solute migration simulation experiment device, including the experimental box of experiment usefulness, still include: the placing box is connected in the experiment box in a sliding mode and is used for filling soil for experiments; the test cylinder is fixedly connected to the upper end of the experimental box and is in sliding connection with the placing box; wherein, one side of the test cylinder close to the placing box is provided with a plurality of groups of water seepage holes; the water storage barrel is connected to one side of the experiment box; the water pump is connected to the upper end of the water storage barrel and used for introducing water in the water storage barrel into the testing barrel; according to the utility model, the soil medium for testing can be conveniently replaced through the experimental box and the placing box, the pressure in the testing cylinder can be conveniently controlled through the control cylinder, the sliding plate, the thrust spring, the extrusion plate and the push rod, and the accuracy of the experiment is improved.
Description
Technical Field
The utility model relates to the technical field of simulation experiments, in particular to a simulation experiment device for migration of underground water polluted solutes.
Background
Groundwater pollution has the characteristics of difficult discovery and difficult treatment, and most of the formed hazards have long-term property, complexity, great treatment difficulty and high cost. The research on the migration rule of underground water and polluted solute is a great challenge in the field of environmental geological engineering, and the determination of the migration condition of pollution in the underground water has important significance on environmental protection and human health;
when sewage got into groundwater, because soil is wherein various composition contents are also different at the degree of depth of difference, consequently under the stratum medium condition of difference, groundwater is different again with the migration mode of polluting the solute, consequently need change different soil medium when carrying out the experiment of sewage solute migration, so that obtain sewage in the soil medium of difference, the condition of migration, but the change to soil that current experimental apparatus can not be convenient, the change time is long, the efficiency of experiment has been reduced, consequently, groundwater pollution solute migration simulation experiment device has been proposed.
Disclosure of Invention
The utility model aims to solve the problem that the existing experimental device cannot conveniently replace soil, and provides a simulation experimental device for migration of polluted solutes in underground water.
In order to achieve the purpose, the utility model adopts the following technical scheme:
groundwater pollution solute migration simulation experiment device, including the experimental box of experiment usefulness, still include: the placing box is connected in the experiment box in a sliding mode and is used for filling soil for experiments; the test cylinder is fixedly connected to the upper end of the experimental box and is in sliding connection with the placing box; wherein, one side of the test cylinder close to the placing box is provided with a plurality of groups of water seepage holes; the water storage barrel is connected to one side of the experiment box; the water pump is connected to the upper end of the water storage barrel and used for introducing water in the water storage barrel into the testing barrel; and the pressure control assembly is connected to one side of the test cylinder and is used for controlling the pressure in the test cylinder.
In order to facilitate the introduction of sewage into the test cylinder, preferably, the water suction end of the water pump is communicated with the water storage barrel, the output end of the water pump is connected with a water inlet pipe, and the end of the water inlet pipe, which is far away from the water pump, is connected to one side, which is far away from the pressure control assembly, of the test cylinder.
In order to facilitate water drainage, preferably, the pressure control assembly comprises a control cylinder, one end of the test cylinder, which is far away from the water inlet pipe, is fixedly connected with a drain pipe, the control cylinder is sleeved on the drain pipe, and the control cylinder is provided with a drain hole communicated with the drain pipe.
In order to increase the elastic force of the spring, preferably, a sliding plate is slidably connected in the control cylinder, a conical block matched with the drain hole is fixedly connected on the sliding plate, an extrusion plate is slidably connected on one side of the control cylinder, which is far away from the sliding plate, a thrust spring is connected between the extrusion plate and the sliding plate, and two ends of the thrust spring are fixedly connected with the extrusion plate and the sliding plate respectively.
In order to facilitate the drained sewage to flow back to the water storage barrel, preferably, one side, away from the sliding plate, of the control barrel is in threaded connection with a push rod, the push rod is rotatably connected with the extrusion plate, the lower end of the control barrel is connected with a return pipe, and one end, away from the control barrel, of the return pipe is communicated with the water storage barrel.
In order to facilitate the observation of the pressure in the test cartridge, it is preferable that the experimental box is connected with a pressure gauge for observing the pressure in the test cartridge.
Compared with the prior art, the utility model provides a simulation experiment device for migration of underground water polluted solute, which has the following beneficial effects:
1. the solute transfer simulation experiment device comprises a water pump, a test cylinder, a water storage barrel, a water discharge pipe, a test pipe, a water discharge pipe, a test pipe, a water discharge pipe, a test;
2. according to the solute transport simulation experiment device, the push rod is in threaded connection with the control cylinder, when the push rod is rotated, the push rod is driven to move under the drive of threads, and the push rod is rotationally connected with the extrusion plate, so that the extrusion plate is pushed to move when the push rod moves, the extrusion plate extrudes the push spring when moving, the push spring is compressed under extrusion, the elasticity of the spring is increased, and the thrust of the push spring to the sliding plate is increased due to the fact that one end of the push spring is connected with the sliding plate, so that the water in the test cylinder pushes the sliding plate to move and needs higher water pressure, the water pressure in the test cylinder is increased, and the situation of solute permeation under different water pressures is convenient to observe;
3. when the water pressure is too high, the sliding plate is pushed under the pushing of the water pressure, the drain hole is opened, water in the testing cylinder is drained, the pressure in the testing cylinder is reduced, when the pressure is smaller than the pressure of the spring, the sliding plate is pushed under the pushing of the thrust spring to move, the conical block on the sliding plate is matched with the drain hole, the drain hole is blocked, the pressure in the testing cylinder is guaranteed to be stable, and the testing can be carried out smoothly.
The device is the same as the prior art or can be realized by the prior art, the soil medium for testing is conveniently replaced by the experiment box and the placing box, the pressure in the testing cylinder is conveniently controlled by the control cylinder, the sliding plate, the thrust spring, the extrusion plate and the push rod, and the experiment precision is improved.
Drawings
FIG. 1 is a schematic perspective view of a simulated experiment device for migration of groundwater contaminating solutes according to the present invention;
FIG. 2 is a schematic cross-sectional view of a simulated experiment device for migration of groundwater contaminating solutes according to the present invention;
fig. 3 is a schematic structural diagram of a part a in fig. 2 of the groundwater contamination solute transport simulation experiment apparatus according to the present invention.
In the figure: 1. an experimental box; 2. placing the box; 3. a test cartridge; 4. a water storage barrel; 5. a water pump; 6. a water inlet pipe; 7. a return pipe; 8. a drain pipe; 9. a control cylinder; 10. a sliding plate; 11. a thrust spring; 12. a pressing plate; 13. a push rod; 14. a drain hole; 15. and a pressure gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-3, the groundwater pollution solute transport simulation experiment device comprises an experiment box 1 for experiment, and further comprises: the placing box 2 is connected in the experiment box 1 in a sliding mode and is used for filling soil for experiments; the test cartridge 3 is fixedly connected to the upper end of the experimental box 1 and is in sliding connection with the placing box 2; wherein, one side of the test cylinder 3 close to the placing box 2 is provided with a plurality of groups of water seepage holes; the water storage barrel 4 is connected to one side of the experiment box 1; the water pump 5 is connected to the upper end of the water storage barrel 4 and is used for introducing water in the water storage barrel 4 into the testing barrel 3; and the pressure control assembly is connected to one side of the test cylinder 3 and is used for controlling the pressure in the test cylinder 3.
When the device is used, firstly, sewage for testing is filled into the water storage barrel 4, the placing box 2 in the experiment box 1 is pushed out, soil media for experiments are filled into the placing box 2, and then the placing box 2 is placed back into the experiment box 1;
when an experiment is started, firstly, a water pump 5 at the upper end of a water storage barrel 4 is started, sewage in the water storage barrel 4 is led into a test barrel 3 through the water pump 5, a plurality of groups of seepage holes are arranged at the lower end of the test barrel 3, so that the sewage in the test barrel 3 enters a soil medium in a placing box 2 through the seepage holes, in order to observe the migration condition of the sewage in the soil, an experiment box 1 and the placing box 2 are both made of transparent glass materials, the pressure in the test barrel 3 can be adjusted by controlling and adjusting a pressure control assembly, the migration condition of the sewage under the action of the pressure can be observed conveniently, a pressure chamber of low water can be simulated conveniently, the precision of the experiment is improved, when the soil medium needs to be changed, only the placing box 2 needs to slide out, the soil medium in the placing box is poured out for changing, the soil medium is convenient to be changed, and the test barrel 3 is fixedly connected with the experiment box 1, it can be guaranteed that the test cartridge 3 does not fall off when the soil is replaced.
Example 2:
referring to fig. 1, a simulated experiment device for migration of groundwater contaminating solutes is substantially the same as in example 1, and further comprises: the end that absorbs water of water pump 5 is linked together with water storage bucket 4, and the output of water pump 5 is connected with inlet tube 6, and the end that the water pump 5 was kept away from to inlet tube 6 is connected in the one side that test section of thick bamboo 3 kept away from the pressure control subassembly.
The water pump 5 during operation, through the end that absorbs water with the water suction in the water storage bucket 4, because inlet tube 6 is linked together with test cylinder 3, and then let in test cylinder 3 through inlet tube 6 with the sewage in the water storage bucket 4 in, the going on smoothly of the test of being convenient for.
Example 3:
referring to fig. 1-3, a simulated experiment device for migration of groundwater contaminating solutes, which is substantially the same as that in example 1, further comprises: the pressure control assembly comprises a control barrel 9, one end, far away from the water inlet pipe 6, of the test barrel 3 is fixedly connected with a water outlet pipe 8, the control barrel 9 is sleeved on the water outlet pipe 8, and a water outlet hole 14 communicated with the water outlet pipe 8 is formed in the control barrel 9.
A sliding plate 10 is slidably connected in the control cylinder 9, a conical block matched with the water drain hole 14 is fixedly connected on the sliding plate 10, an extrusion plate 12 is slidably connected on one side of the control cylinder 9 far away from the sliding plate 10, a thrust spring 11 is connected between the extrusion plate 12 and the sliding plate 10, and two ends of the thrust spring 11 are respectively fixedly connected with the extrusion plate 12 and the sliding plate 10.
A push rod 13 is connected to one side of the control cylinder 9 far away from the sliding plate 10 through threads, the push rod 13 is rotatably connected with the extrusion plate 12, the lower end of the control cylinder 9 is connected with a return pipe 7, and one end of the return pipe 7 far away from the control cylinder 9 is communicated with the water storage barrel 4.
When pressure needs to be adjusted, adjustment is performed by rotating the push rod 13, as the push rod 13 is in threaded connection with the control cylinder 9, when the push rod 13 is rotated, the push rod 13 is driven by threads to move, as the push rod 13 is in rotational connection with the extrusion plate 12, the extrusion plate 12 is pushed to move when the push rod 13 moves, the extrusion plate 12 extrudes the push spring 11 when moving, the push spring 11 is compressed under extrusion, the elastic force of the spring is increased, as one end of the push spring 11 is connected with the sliding plate 10, the thrust of the push spring 11 on the sliding plate 10 is increased, therefore, greater water pressure is needed when the water pressure in the test cylinder 3 pushes the sliding plate 10 to move, when the water pressure is too high, the sliding plate 10 is pushed under the push of the water pressure, the water drainage hole 14 is opened, the water in the test cylinder 3 is drained, the pressure in the test cylinder 3 is reduced, and when the pressure is less than the pressure of the spring, the sliding plate 10 is driven by the thrust spring 11 to move, so that the tapered block on the sliding plate is matched with the drain hole 14, and the drain hole 14 is blocked, thereby ensuring the stability of the pressure in the testing cylinder 3 and facilitating the smooth test.
Example 4:
referring to fig. 1, a simulated experiment device for migration of groundwater contaminating solutes is substantially the same as in example 1, and further comprises: the pressure gauge 15 is connected to the experimental box 1, and the pressure gauge 15 is used for observing the pressure in the test cylinder 3.
The pressure in the test cylinder 3 can be conveniently observed through the pressure gauge 15, so that the pressure during testing can be conveniently determined.
According to the utility model, the soil medium for testing can be conveniently replaced through the experimental box 1 and the placing box 2, the pressure in the testing cylinder 3 can be conveniently controlled through the control cylinder 9, the sliding plate 10, the thrust spring 11, the extrusion plate 12 and the push rod 13, and the accuracy of the experiment is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. Groundwater pollution solute migration simulation experiment device, including experimental experiment case (1), its characterized in that still includes:
the placing box (2) is connected in the experiment box (1) in a sliding mode and is used for filling soil for experiments;
the testing cylinder (3) is fixedly connected to the upper end of the experimental box (1) and is in sliding connection with the placing box (2);
wherein, one side of the test cylinder (3) close to the placing box (2) is provided with a plurality of groups of water seepage holes;
the water storage barrel (4) is connected to one side of the experiment box (1);
the water pump (5) is connected to the upper end of the water storage barrel (4) and is used for introducing water in the water storage barrel (4) into the testing barrel (3);
and the pressure control assembly is connected to one side of the test cylinder (3) and is used for controlling the pressure in the test cylinder (3).
2. A groundwater contaminated solute transfer simulation experiment device according to claim 1, wherein a water suction end of the water pump (5) is communicated with the water storage barrel (4), an output end of the water pump (5) is connected with a water inlet pipe (6), and an end of the water inlet pipe (6) far away from the water pump (5) is connected to one side of the test cylinder (3) far away from the pressure control assembly.
3. A groundwater pollution solute transfer simulation experiment device according to claim 1, wherein the pressure control assembly comprises a control cylinder (9), a drain pipe (8) is fixedly connected to one end, far away from the water inlet pipe (6), of the test cylinder (3), the control cylinder (9) is sleeved on the drain pipe (8), and a drain hole (14) communicated with the drain pipe (8) is formed in the control cylinder (9).
4. The underground water pollution solute transport simulation experiment device according to claim 3, wherein a sliding plate (10) is slidably connected with the control cylinder (9), a conical block matched with the drainage hole (14) is fixedly connected with the sliding plate (10), a squeezing plate (12) is slidably connected with one side, away from the sliding plate (10), of the control cylinder (9), a thrust spring (11) is connected between the squeezing plate (12) and the sliding plate (10), and two ends of the thrust spring (11) are respectively and fixedly connected with the squeezing plate (12) and the sliding plate (10).
5. A groundwater pollution solute transfer simulation experiment device according to claim 4, wherein a push rod (13) is connected to one side of the control cylinder (9) far away from the sliding plate (10) in a threaded manner, the push rod (13) is rotatably connected with the extrusion plate (12), a return pipe (7) is connected to the lower end of the control cylinder (9), and one end of the return pipe (7) far away from the control cylinder (9) is communicated with the water storage barrel (4).
6. A groundwater contaminating solute transport simulation experiment device as claimed in claim 1, wherein a pressure gauge (15) is connected to the experiment box (1), the pressure gauge (15) is used for observing the pressure in the test cylinder (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121938745.4U CN215894307U (en) | 2021-08-18 | 2021-08-18 | Underground water pollution solute transport simulation experiment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121938745.4U CN215894307U (en) | 2021-08-18 | 2021-08-18 | Underground water pollution solute transport simulation experiment device |
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| CN215894307U true CN215894307U (en) | 2022-02-22 |
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| CN202121938745.4U Active CN215894307U (en) | 2021-08-18 | 2021-08-18 | Underground water pollution solute transport simulation experiment device |
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