CN216978724U - Simulation device for influence of rainfall on migration of underground water pollutants - Google Patents
Simulation device for influence of rainfall on migration of underground water pollutants Download PDFInfo
- Publication number
- CN216978724U CN216978724U CN202220523962.5U CN202220523962U CN216978724U CN 216978724 U CN216978724 U CN 216978724U CN 202220523962 U CN202220523962 U CN 202220523962U CN 216978724 U CN216978724 U CN 216978724U
- Authority
- CN
- China
- Prior art keywords
- simulation
- rainfall
- layer
- box
- case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a simulation device for influencing groundwater pollutant migration by rainfall, which comprises a simulation box, a percolation liquid box and a rainfall control system, wherein the simulation box is sequentially provided with a diving layer, a basement layer and a soil layer from bottom to top, the adjacent diving layer, basement layer and soil layer are separated by permeable cloth, the side walls of the simulation box at two ends of the diving layer and the basement layer are respectively provided with a water inlet and a water outlet, the side wall of the simulation box at the water inlet is provided with a water supply pipe, the water outlet is connected with a water discharge pipe, the side wall of the simulation box between the diving layer and the basement layer is provided with a plurality of monitoring holes, the percolation liquid box is arranged in the simulation box above the soil layer, the percolation liquid box is connected with a liquid pump, and the rainfall control system is arranged above the simulation box. According to the utility model, the infiltration liquid tank and the rainfall control system are arranged on the simulation tank supported by the transparent material, so that the influence of rainfall on pollutants can be conveniently observed and can be visually displayed on the simulation tank, and thus, reference data is provided for a refuse landfill.
Description
Technical Field
The utility model relates to the field of pollution source migration detection, in particular to a simulation device for simulating the influence of rainfall on the migration of underground water pollutants.
Background
The landfill site is an important pollution source of surrounding soil and underground water, rainfall can enhance the leaching effect of pollutants in the landfill site, generate more pollution amount, promote the migration of the underground water and easily enlarge the pollution range, and rainfall can dilute the pollution source to reduce the concentration of polluted underground water. However, the existing detection of pollutants mainly focuses on analyzing the detection result on the spot, and in the natural environment, the rainfall factors are uncontrollable and mainly include rainfall, rainfall time, rainwater acidity and alkalinity, and the like, and the rainfall influences the migration of pollutants in soil and groundwater, which is unclear, and easily causes pollution expansion, so that a device capable of simulating the rainfall influences the migration of groundwater pollutants is needed to judge the influence of rainfall on pollutants.
Disclosure of Invention
The utility model aims to provide a simulation device for influence of rainfall on underground water pollutant migration, which can intuitively reflect the influence of rainfall on pollutants and provide reference data for a refuse landfill.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a rainfall influences analogue means of groundwater pollutant migration, includes simulation case, infiltration liquid case and rainfall control system, the upper portion open-ended box that the simulation case was made by transparent material, the simulation case is from up being equipped with diving layer, basement rock stratum and soil horizon down in proper order, separates through the cloth that permeates water between adjacent diving layer, basement rock stratum and the soil horizon, has processed inlet opening and wash port respectively on the simulation case lateral wall at diving layer and basement rock stratum both ends, installs the delivery pipe on the simulation case lateral wall of inlet opening department, is connected with the drain pipe on the wash port, has processed a plurality of monitoring holes on the simulation case lateral wall between diving layer and the basement rock stratum, the infiltration liquid case is installed in the simulation case of soil horizon top, is connected with the liquid pump on the infiltration liquid case, rainfall control system installs in the simulation case top.
Rainfall control system includes the storage water tank, drenches filter plate and flow controller, the storage water tank below is connected with drenches the filter plate, and drenches the filter plate and be located the simulation case top, is equipped with flow controller on the storage water tank and comes the control flow to drench the discharge of filter plate.
The monitoring hole is connected with a transparent pipeline, and a valve is installed on the transparent pipeline.
The simulation device for influencing groundwater pollutant migration by rainfall provided by the utility model has the beneficial effects that:
(1) the infiltration liquid tank and the rainfall control system are arranged on the simulation tank supported by the transparent material, so that the influence of rainfall on pollutants can be conveniently observed, and the influence can be visually displayed on the simulation tank, so that reference data can be provided for a refuse landfill;
(2) by arranging the rainfall control device, various rainfall conditions can be simulated under the action of the flow controller, so that the influence of rainwater on the refuse landfill can be reflected more directly;
(3) through installing transparent pipe on the monitoring hole, can observe the running water state of each monitoring point, cooperate the valve simultaneously, can take a sample the monitoring in real time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention.
Fig. 2 is a schematic diagram of an internal structure according to an embodiment of the present invention.
Reference numerals: 1. a simulation box; 11. a diving layer; 12. a basal rock layer; 13. a soil layer; 14. a water permeable cloth; 15. a water inlet hole; 16. a drain hole; 17. a water supply pipe; 18. a drain pipe; 19. a monitoring hole; 2. a percolate tank; 21. a liquid pump; 3. a rainfall control system; 31. a water storage tank; 32. a filter plate is sprayed; 33. a flow controller; 4. a transparent conduit; 41. and (4) a valve.
Detailed Description
Examples
As shown in fig. 1 and 2, the simulation apparatus for simulating groundwater pollutant migration affected by rainfall provided by this embodiment includes a simulation box 1, a percolation liquid box 2 and a rainfall control system 3, where the simulation box 1 is a box body made of transparent material and having an upper opening, the simulation box 1 is provided with a diving layer 11, a basement layer 12 and a soil layer 13 in sequence from bottom to top, the neighboring diving layer 11, basement layer 12 and soil layer 13 are separated by a permeable cloth 14, the diving layer 11 is horizontally filled with basement rock powder, the basement layer 12 is filled with basement rock powder, the soil layer 13 is filled with non-polluted soil, the permeable cloth 14 is used to prevent filler flow of each layer, the side walls of the simulation box 1 at two ends of the diving layer 11 and the basement layer 12 are respectively provided with a water inlet 15 and a water outlet 16, the side wall of the simulation box 1 at the water inlet 15 is provided with a drain hole 17, the drain hole 16 is connected with a drain pipe 18, the side wall of the simulation box 1 between the diving layer 11 and the basement layer 12 is provided with a plurality of monitoring holes 19, be connected with transparent pipeline 4 on the monitoring hole 19, install valve 41 on the transparent pipeline 4, can take a sample to water in real time through valve 41, infiltration liquid case 2 is installed in the simulation case 1 of soil horizon 13 top, is connected with liquid pump 21 on the infiltration liquid case 2, and liquid pump 21 is used for controlling the pollutant at the uniform velocity outflow for the diffusion of simulation pollutant, rainfall control system 3 installs in simulation case 1 top, rainfall control system 3 includes storage water tank 31, drenches filter plate 32 and flow controller 33, storage water tank 31 below is connected with drenches filter plate 32, and drenches filter plate 32 and is located simulation case 1 top, evenly processes on the drenches filter plate 32 and has intensive pore for guarantee the even spraying of rainwater, and do not form great water droplet, be equipped with flow controller 33 on the storage water tank 31 and control the flow volume that the filter plate 32 was drenched to the flow direction.
The using method of the utility model is as follows:
before use, a transparent simulation box 1 is prepared, the length, the width and the height of the simulation box 1 are respectively 150 multiplied by 50 multiplied by 100 cm, a water inlet pipe and a water outlet pipe 18 are connected to two ends of the simulation box 1, a transparent pipeline 4 is installed on a monitoring hole 19, then bedrock powder of 30 cm is filled in the lower portion of the simulation box 1 to serve as a diving layer 11, then a water permeable cloth 14 is laid, then 40 cm bedrock powder is laid above the water permeable cloth 14 to serve as a bedrock layer 12, then the water permeable cloth 14 is laid, then pollution-free soil is laid above the water permeable cloth 14 to serve as a soil layer 13, the height of the soil layer 13 close to one end of the water inlet pipe is higher than that of one end close to the water outlet pipe 18 to simulate a river, then a percolate box 2 is installed above the soil, and finally a rainfall control system 3 is installed to complete preparation work.
During the use, carry water through delivery pipe 17, make the rivers in the simulation case 1 reach steady state, then start liquid pump 21, liquid pump 21 discharges the filtration liquid, sample at corresponding monitoring hole 19 regularly afterwards, be used for detecting the concentration of filtration liquid, carry out the rainfall simulation after the sampling concentration is stable, control flow controller 33 opens during the rainfall simulation, be used for simulating the rainfall condition, change according to the scale of rainfall after the rainfall and take a sample at monitoring hole 19, draw the time curve graph that a monitoring hole 19 filtration liquid concentration changes back after detecting the concentration is stable, provide reference data for the pollutant migration condition in landfill.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and the utility model concept provided by the present invention should be covered within the scope of the present invention. It should be noted that structures or components illustrated in the drawings are not necessarily drawn to scale, and descriptions of well-known components and processing techniques and procedures are omitted to avoid unnecessarily limiting the utility model.
Claims (3)
1. The utility model provides a rainfall influences analogue means of groundwater pollutant migration which characterized in that: including simulation case, infiltration liquid case and rainfall control system, the upper portion open-ended box that the simulation case was made by transparent material, the simulation case is from up being equipped with diving layer, basement stratum and soil horizon down in proper order, separates through the cloth that permeates water between adjacent diving layer, basement stratum and the soil horizon, has processed inlet opening and wash port respectively on the simulation case lateral wall at diving layer and basement stratum both ends, installs the delivery pipe on the simulation case lateral wall of inlet opening department, is connected with the drain pipe on the wash port, has processed a plurality of monitoring holes on the simulation case lateral wall between diving layer and the basement stratum, the infiltration liquid case is installed in the simulation case of soil horizon top, is connected with the liquid pump on the infiltration liquid case, rainfall control system installs in the simulation case top.
2. A simulation apparatus for rainfall impact groundwater contaminant migration as claimed in claim 1, wherein: the rainfall control system comprises a water storage tank, a sprinkling filter plate and a flow controller, wherein the sprinkling filter plate is connected to the lower portion of the water storage tank and is positioned above the simulation box, and the flow controller is arranged on the water storage tank to control the flow of water flowing to the sprinkling filter plate.
3. A simulation apparatus for rainfall impact groundwater contaminant migration as claimed in claim 1, wherein: the monitoring hole is connected with a transparent pipeline, and the transparent pipeline is provided with a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220523962.5U CN216978724U (en) | 2022-03-09 | 2022-03-09 | Simulation device for influence of rainfall on migration of underground water pollutants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220523962.5U CN216978724U (en) | 2022-03-09 | 2022-03-09 | Simulation device for influence of rainfall on migration of underground water pollutants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216978724U true CN216978724U (en) | 2022-07-15 |
Family
ID=82359088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220523962.5U Active CN216978724U (en) | 2022-03-09 | 2022-03-09 | Simulation device for influence of rainfall on migration of underground water pollutants |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216978724U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115655981A (en) * | 2022-12-14 | 2023-01-31 | 成都理工大学 | Pollutant migration test system and method under water flow and water flow force alternation of submerged lake |
-
2022
- 2022-03-09 CN CN202220523962.5U patent/CN216978724U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115655981A (en) * | 2022-12-14 | 2023-01-31 | 成都理工大学 | Pollutant migration test system and method under water flow and water flow force alternation of submerged lake |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103630659B (en) | Simulation test device and simulation test method for in-situ chemical and biological remediation of underground water | |
| CN101556269B (en) | Trough for simulating groundwater pollution | |
| CN110681685A (en) | Polluted site soil-underground water integrated simulation restoration device and method | |
| CN109332369B (en) | System and process for repairing petroleum hydrocarbon polluted soil and underground water | |
| CN104807961A (en) | Indoor simulating device provided with well pipe and used for artificial shoreline pollutant migration and transformation | |
| CN216978724U (en) | Simulation device for influence of rainfall on migration of underground water pollutants | |
| CN108447376A (en) | A kind of assessment nano-particle migrates in underground environment and returns the analogue experiment installation to become and method | |
| CN202929029U (en) | Simulation test device for in-situ chemical and biological remediation of underground water | |
| CN210995782U (en) | Contaminated site soil-groundwater integral type simulation prosthetic devices | |
| CN212964501U (en) | Simulation device for migration process of pollutants in soil-underground water system | |
| CN109374494A (en) | A kind of earth pillar permeability intensity system of changeable simulated rainfall form | |
| CN204631035U (en) | A kind of assembly type device for contaminated soil Leaching Experiments | |
| CN106781962B (en) | A kind of heterogeneous isotropic aquifer seepage action of ground water rule simulation test device | |
| CN205538581U (en) | Package band of gas and zone of saturation seepage flow experimental apparatus under river control of intermittent type nature | |
| CN115046890A (en) | Three-dimensional simulation system and method for migration, transformation and restoration of pollutants in underground environment | |
| CN104973632B (en) | A kind of soil and subsoil water Landfill Leachate Pollution in-situ immobilization analog | |
| CN206532507U (en) | A kind of heterogeneous isotropic aquifer seepage action of ground water rule simulation testing instrument | |
| US11767238B1 (en) | Nonhomogeneous soil pollutant multiphase extraction and tail gas purifying device, and application method thereof | |
| CN208766174U (en) | A kind of indoor soil-column experimental provision of soil pollution and repairing and treating process simulation | |
| CN207472845U (en) | The experimental provision of saturated aqueous layer chlorinated hydrocarbon DNAPL pollution sources is repaired based on Zero-valent Iron-PRB reduction | |
| CN107389863A (en) | The experimental provision and method of saturated aqueous layer chlorinated hydrocarbon DNAPL pollution sources are repaired based on Zero-valent Iron PRB reduction | |
| Balcke et al. | Nitrogen as an indicator of mass transfer during in-situ gas sparging | |
| CN113447400A (en) | Device and method for simulating phosphorus migration and conversion of groundwater in riparian zone | |
| CN112577854A (en) | Experimental device for research pollutant migration rule under river and groundwater interact | |
| CN109759434A (en) | Contaminated site repair system and its in-situ remediation method for cohesive soil area |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building 1, No. 919, Section 1, Kehui Road, Wenjiang District, Chengdu City, Sichuan Province, 611130 Patentee after: Sichuan Keyuan Engineering Technology Test Center Co.,Ltd. Address before: Unit 1, building 5, No.229, Jingye Road, Qingyang District, Chengdu City, Sichuan Province 610073 Patentee before: KEYUAN ENGINEERING TECHNICAL TEST CENTER OF SICHUAN PROVINCE |
|
| CP03 | Change of name, title or address |