Underground water pollutant simulation device and evaluation method

Abstract

The invention discloses an underground water pollutant simulation device and an evaluation method, and relates to the technical field of underground water pollution, the top end of a fixed operation frame is provided with an isolation light-transmitting box, the side end of the isolation light-transmitting box is slidably connected with a treatment fixed frame, and one end of the treatment fixed frame is welded with a light-transmitting treatment plate; a flow treatment cavity is formed between the treatment fixing frame and the light-transmitting treatment plate, an isolation net plate is mounted at the top end of the light-transmitting treatment plate, a plurality of clamping supporting frames are welded to the side end of the treatment fixing frame at equal intervals, a plurality of treatment insertion rods are welded to the top ends of the clamping supporting frames at equal intervals, and a supporting net plate is clamped to the side ends of the multiple treatment insertion rods; according to the invention, through underground water speed control, pollutant flow rate control and discharge position control, and adjustment processing of a simulation environment, multi-condition cooperation control is realized, the accuracy of simulation data and simulation testing is improved, the operation difficulty of workers is reduced, and the testing speed is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of groundwater pollution, in particular to a groundwater pollutant simulation device and evaluation method. BACKGROUND

[0002] Groundwater pollutant simulation is a process of predicting the migration, transformation and ultimate fate of pollutants in groundwater using mathematical models and computer technology, which is used to assess pollution risks, design remediation schemes, manage water resources and protect ecosystems. Groundwater flow simulation models need to solve control equations that describe groundwater flow. Key parameters that need to be input include: aquifer permeability coefficient, water storage coefficient, boundary conditions, recharge and discharge, initial water level distribution.

[0003] However, when simulating groundwater pollution now, the existing simulation equipment cannot realize rapid change and adjustment of the simulation environment, and when processing, it cannot effectively control the circulation speed of water flow, the position of pollutant injection and the speed of pollutant injection, which greatly affects the accuracy and speed of testing during pollution simulation. SUMMARY

[0004] The present application provides a groundwater pollutant simulation device and evaluation method, which can effectively solve the problem of the present application that the existing simulation equipment cannot realize rapid change and adjustment of the simulation environment when simulating groundwater pollution now, and cannot effectively control the circulation speed of water flow, the position of pollutant injection and the speed of pollutant injection during processing, which greatly affects the accuracy and speed of testing during pollution simulation.

[0005] To achieve the above purpose, the present application provides the following technical scheme: a groundwater pollutant simulation device, comprising a fixed operation frame, the fixed operation frame is provided with an in-out operation assembly at the side end;

[0006] The in-out operation assembly comprises an isolation light transmission box;

[0007] The fixed operation frame is provided with an isolation light transmission box at the top end, the isolation light transmission box is slidably connected with a treatment fixed frame at the side end, and the treatment fixed frame is welded with a light transmission treatment plate at one end;

[0008] The treatment fixed frame and the light transmission treatment plate are provided with a flow treatment cavity therebetween, and the light transmission treatment plate is provided with an isolation mesh plate at the top end;

[0009] The treatment fixed frame is welded with a plurality of clamping support frames at the side end at equal intervals, the clamping support frames are welded with a plurality of treatment plug-in rods at the top end at equal intervals, and the side end of the plurality of treatment plug-in rods is clamped with a support mesh plate;

[0010] The processing fixing frame is hinged with an isolation limiting cover at one end, the isolation net plate is welded with a spray support pipe at the top end, and a plurality of straight spray operation openings are equidistantly arranged at the side end of the spray support pipe.

[0011] According to the above technical scheme, the side end of the light transmission treatment plate is attached to the side end of the isolation light transmission box, the side end of the isolation net plate is clamped and combined with the side end of the processing fixing frame, and the bottom end of the support net plate is attached to the top end of the clamping support frame.

[0012] According to the above technical scheme, the side end of the straight spray operation opening is provided with a reciprocating electric slide rail, and the reciprocating electric slide rail is provided at one end with an isolation sealing cover through a slide rail seat.

[0013] The isolation light transmission box is welded with an isolation sealing box at one end, a plurality of observation cameras are equidistantly arranged at one end of the isolation sealing box and the processing fixing frame, and a fluorescent detector is arranged at the position close to the observation camera at the side end of the isolation sealing box and the processing fixing frame.

[0014] The processing fixing frame is symmetrically connected with a circulation speed control pipe at both ends, a relay limiting box is connected between the two circulation speed control pipes, a circulation pump is arranged at the position corresponding to the circulation speed control pipe at one end of the processing fixing frame through a motor seat, and a concentration detector is arranged inside the relay limiting box.

[0015] The fixing operation frame is clamped with a lifting electric push rod at both ends, and a lifting operation frame is arranged at the top end of the two lifting electric push rods.

[0016] According to the above technical scheme, the side end of the lifting operation frame is connected with a side discharge operation pipe, and the bottom end of the side discharge operation pipe is provided with a sealing isolation pad.

[0017] The processing fixing frame is provided with an extraction pump at one end, and a plurality of flow limiting valves are equidistantly embedded and arranged at one end of the lifting operation frame.

[0018] The isolation sealing cover is rotatably arranged inside the straight spray operation opening, and the relay limiting box is clamped and arranged at one end of the processing fixing frame.

[0019] According to the above technical scheme, one end of the circulation pump is connected with one end of the circulation speed control pipe through an adapter, and the lifting operation frame is slidingly arranged at the side end of the isolation light transmission box.

[0020] According to the above technical scheme, one end of the side discharge operation pipe is slidingly embedded inside the spray support pipe, and the side end of the sealing isolation pad is slidingly attached to the inner end of the spray support pipe.

[0021] The input ends of the reciprocating electric slide rail, the observation camera, the fluorescent detector, the circulation pump, the concentration detector, the lifting electric push rod, the extraction pump and the flow limiting valve are electrically connected with the output end of the external controller.

[0022] The signal output ends of the observation camera, the fluorescence detector and the concentration detector are electrically connected with the signal input ends of the external controller.

[0023] The input end of the external controller is electrically connected with the output end of the external power supply.

[0024] According to the technical scheme, the fixed operation frame side end is provided with a matching assembly;

[0025] The matching assembly comprises a mixed pollution box;

[0026] The mixed pollution box is installed on one side of the top end of the fixed operation frame, and a feeding operation pipe is symmetrically and penetratively connected to the top end of the mixed pollution box;

[0027] A mixing motor is installed on the top end of the mixed pollution box through a motor base, and a mixing linkage frame is connected to the output shaft of the mixing motor;

[0028] The top end and the bottom end of the relay limiting box are both penetratively connected with a through processing pipe, and a feeding processing barrel is connected to the position corresponding to the through processing pipe at one end of the processing fixed frame;

[0029] An installation electromagnet is connected to one side of the top end of the feeding processing barrel, and a sealing limiting cover is sleeved to the side end of the feeding processing barrel;

[0030] A premixing motor is installed on the top end of the feeding processing barrel, and a premixing operation frame is connected to the output shaft of the premixing motor.

[0031] According to the technical scheme, one end of the fixed operation frame is provided with an in-out electric push rod, the in-out electric push rod and one end of the isolation light transmission box are both provided with a sealing electromagnet, a matching processing pipe is penetratively connected to the top end of the feeding processing barrel, and a linkage valve is embeddedly installed at one end of the through processing pipe;

[0032] The mixing linkage frame is rotatably placed in the inside of the mixed pollution box, and the sealing limiting cover and the installation electromagnet are magnetically combined.

[0033] According to the technical scheme, the side end of the sealing electromagnet is attached to the side end of the processing fixed frame;

[0034] The input ends of the mixing motor, the installation electromagnet, the premixing motor, the in-out electric push rod, the sealing electromagnet and the linkage valve are electrically connected with the output end of the external controller.

[0035] A method for simulating and evaluating groundwater pollutants, comprising the following steps:

[0036] S1, simulation preparation: the support net board is clamped to the card position support frame and the processing plug-in rod top, the soil, gravel and other materials are filled between the isolation net board and the support net board, and the water is injected into the serial processing pipe, the processing barrel and the relay limit position box position, the processing fixing frame is inserted into the inside of the isolation light box, and the condition preparation before simulation is realized;

[0037] S2, simulation adjustment: the position of the side row operation pipe and the injection support pipe is adjusted through the lifting electric push rod and the lifting operation frame, the position of the liquid discharge is controlled through the direct injection operation port, the reciprocating electric slide rail and the isolation sealing cover, the water flow rate is controlled through the circulating speed control pipe, the relay limit position box and the circulating pump, and the control and processing of the simulation condition are realized;

[0038] S3, progress processing: the water flow is driven through the circulating speed control pipe, the relay limit position box and the circulating pump, the pollutants are injected into the simulation position through the extraction pump, the side row operation pipe and the mixed pollution box, the pollutants enter the water through the simulation environment, and the pollutant mixing test processing is realized in cooperation with the water flow.

[0039] S4, monitoring and evaluation: the path of the pollutants entering and flowing is monitored through the observation camera and the fluorescent detector, the concentration of the pollutants in the water is monitored through the concentration detector, the penetration of the pollution and the total pollution amount are understood.

[0040] Compared with the prior art, the beneficial effects of the present application are that the structure is scientific and reasonable, safe and convenient to use:

[0041] 1, the in-out operation assembly is arranged, the support net board is fixed through the card position support frame and the processing plug-in rod, the distance between the plurality of support net boards and the isolation net board is adjusted, so that the simulation space of the equipment can be adjusted and processed according to the actual simulation environment and simulation requirements, different simulation processing can be realized in different environments, the operation range and simulation range of the equipment are improved, the liquid in the relay limit position box is driven into the flow processing cavity through the circulating pump and the circulating speed control pipe, the speed of the simulation water flow is adjusted through the speed control circulation processing, the side row operation pipe and the sealing isolation pad are inserted into the injection support pipe through the lifting electric push rod and the lifting operation frame, the isolation sealing cover is rotated through the reciprocating electric slide rail, the discharge position of the direct injection operation port is adjusted, the position of the pollutant discharge is adjusted, the pollutants are injected into the simulation environment through the extraction pump and the side row operation pipe, the pollutants enter the simulation liquid through the gravel, soil, sand and gravel, the flow path of the pollutants in the simulation environment and the pollutants in the simulation water is monitored through the observation camera and the fluorescent detector, the concentration of the pollutants is detected through the concentration detector, the pollutant monitoring processing is realized, the staff can evaluate the pollution, the simulation environment is adjusted and processed through the underground water speed control, the pollutant flow rate control and the discharge position control, the multi-condition cooperation control is realized, the accuracy of the simulation data and the simulation test is improved, the difficulty of the staff operation is reduced, and the test speed is improved.

[0042] 2, Set up with the matching components, through the in and out of the electric push rod and sealed electromagnet drive processing fixed frame reciprocating movement, realize fast take and put operation, cooperate with sealed electromagnet to processing fixed frame and isolation light box combination sealing, realize environmental isolation processing, through the input operation pipe to the mixed pollution box into the pollutant, cooperate with the mixing motor and mixing linkage frame drive continuous stirring mixed pollutants, use linkage valve to open the top of the serial processing pipe, by the premix motor drive premix operation frame to the simulation liquid mixing, so that in the simulation processing, can according to the required simulation of the environment of the simulation of mixed control and fast switching processing, improve the speed and operation convenience of the whole simulation test.

[0043] In summary, through the in and out of the operation assembly and the matching components, through the control of the simulation environment, the amount and the ratio of the simulation, and through the speed control of the in and out of the liquid, realize the fast switching processing of different environment, different liquid flow and different pollutants, improve the accuracy of the pollution simulation, monitor the stability and speed of the simulation. BRIEF DESCRIPTION OF DRAWINGS

[0044] The accompanying drawings are included to provide a further understanding of the application, and constitute a part of the specification, together with the embodiments of the application, to explain the application, and do not constitute a limitation on the application.

[0045] In the drawings:

[0046] Figure 1 is the schematic diagram of the three-dimensional structure of the application;

[0047] Figure 2 is the structure schematic diagram of the in and out operation assembly of the application;

[0048] Figure 3 is the installation structure schematic diagram of the processing plug-in rod of the application;

[0049] Figure 4 is the installation structure schematic diagram of the direct injection operation port of the application;

[0050] Figure 5 is the installation structure schematic diagram of the circulation speed control pipe of the application;

[0051] Figure 6 is the installation structure schematic diagram of the observation camera of the application;

[0052] Figure 7 is the installation structure schematic diagram of the side row operation pipe of the application;

[0053] Figure 8 is the structure schematic diagram of the matching components of the application;

[0054] Figure 9This is a schematic diagram of the installation structure of the in-and-out electric push rod of the present invention;

[0055] Figure 10 It is a schematic flow chart of the method of the present invention;

[0056] Numbers in the figure: 1, fixed operating frame;

[0057] 2. In-and-out operation components; 201. Isolation light-transmitting box; 202. Processing fixed frame; 203. Light-transmitting processing plate; 204. Flow processing chamber; 205. Isolation screen; 206. Positioning support frame; 207. Processing plug-in rod; 208. Support screen; 209. Isolation limit cover; 210. Injection support pipe; 211. Direct injection operation port; 212. Reciprocating electric slide; 213. Isolation sealing cover; 214. Isolation sealing box; 215. Observation camera; 216. Fluorescence detector; 217. Circulation speed control tube; 218. Relay limit box; 219. Circulation pump; 220. Concentration detector; 221. Lifting electric push rod; 222. Lifting operation frame; 223. Side discharge operation pipe; 224. Sealing isolation pad; 225. Extraction pump; 226. Flow limiting valve;

[0058] 3. Matching components; 301. Mixing pollution box; 302. Input operation pipe; 303. Mixing motor; 304. Mixing linkage frame; 305. Connecting treatment pipe; 306. Input treatment barrel; 307. Install electromagnet; 308. Sealing limit cover; 309. Premixing motor; 310. Premixing operation frame; 311. Inlet and outlet electric push rod; 312. Sealing electromagnet; 313. Matching treatment pipe; 314. Linkage valve. DETAILED DESCRIPTION

[0059] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0060] Example 1: Figures 1-9 As shown, the present invention provides a technical solution, a groundwater pollutant simulation device, comprising a fixed operating frame 1, and an inlet and outlet operating component 2 is provided at the side end of the fixed operating frame 1;

[0061] The in-out operation assembly 2 comprises an isolation light transmission box 201, a treatment fixing frame 202, a light transmission treatment plate 203, a flow treatment cavity 204, an isolation net plate 205, a clamping support frame 206, a treatment plug-in rod 207, a support net plate 208, an isolation limiting cover 209, a spray support pipe 210, a direct spray operation port 211, a reciprocating electric slide rail 212, an isolation sealing cover 213, an isolation sealing box 214, an observation camera 215, a fluorescent detector 216, a circulation speed control pipe 217, a relay limiting box 218, a circulation pump 219, a concentration detector 220, a lifting electric push rod 221, a lifting operation frame 222, a side discharge operation pipe 223, a sealing isolation pad 224, an extraction pump 225 and a flow limiting valve 226;

[0062] The isolation light transmission box 201 is installed at the top end of the fixed operation frame 1, the treatment fixing frame 202 is slidably connected to the side end of the isolation light transmission box 201, and the light transmission treatment plate 203 is welded to one end of the treatment fixing frame 202; the side end of the light transmission treatment plate 203 is attached to the side end of the isolation light transmission box 201, so as to realize isolation combination and sealing combination treatment.

[0063] The flow treatment cavity 204 is arranged between the treatment fixing frame 202 and the light transmission treatment plate 203, and the isolation net plate 205 is installed at the top end of the light transmission treatment plate 203.

[0064] The treatment fixing frame 202 is equidistantly welded with a plurality of clamping support frames 206 at the side end, the clamping support frames 206 are equidistantly welded with a plurality of treatment plug-in rods 207 at the top end, the plurality of treatment plug-in rods 207 are clamped with the support net plate 208 at the side end, the isolation net plate 205 is clamped and combined with the treatment fixing frame 202 at the side end, the support net plate 208 is attached to the top end of the clamping support frame 206 at the bottom end, so as to realize support and isolation treatment of simulated materials.

[0065] The treatment fixing frame 202 is hingedly connected with the isolation limiting cover 209 at one end, the spray support pipe 210 is welded to the top end of the isolation net plate 205, and a plurality of direct spray operation ports 211 are equidistantly formed in the side end of the spray support pipe 210.

[0066] The reciprocating electric slide rail 212 is installed at the side end of the direct spray operation port 211, the isolation sealing cover 213 is installed at one end of the reciprocating electric slide rail 212 through a slide rail seat, and the isolation sealing cover 213 is rotationally installed inside the direct spray operation port 211, so as to realize stability of isolation limiting and sealing limiting.

[0067] The isolation sealing box 214 is welded to one end of the isolation light transmission box 201, a plurality of observation cameras 215 are equidistantly installed at one end of the treatment fixing frame 202 and the isolation sealing box 214, and the fluorescent detector 216 is installed at the position close to the observation camera 215 at the side end of the treatment fixing frame 202 and the isolation sealing box 214.

[0068] The circulating speed control pipes 217 are symmetrically connected through the two ends of the processing fixed frame 202, the relay limiting boxes 218 are connected through between the two circulating speed control pipes 217, the relay limiting boxes 218 are clamped and installed at one end of the processing fixed frame 202, the clamping and integration processing is realized, the circulating pumps 219 are installed at the position of the circulating speed control pipes 217 of one end of the processing fixed frame 202 through the motor bases, one end of the circulating pump 219 is connected with one end of the circulating speed control pipe 217 through the adapter, the water circulation flow is realized, and the concentration detectors 220 are installed on the inner side of the relay limiting boxes 218;

[0069] The lifting electric push rods 221 are clamped at the two ends of the fixed operation frame 1, and the lifting operation frames 222 are installed at the top ends of the two lifting electric push rods 221;

[0070] The side discharge operation pipes 223 are connected through the side ends of the lifting operation frames 222, the sealing isolation pads 224 are installed at the bottom ends of the side discharge operation pipes 223, the lifting operation frames 222 are slidingly installed at the side ends of the isolation light transmission boxes 201, one end of the side discharge operation pipe 223 is slidingly embedded in the inner side of the injection support pipe 210, the side end of the sealing isolation pad 224 is slidingly attached to the inner end of the injection support pipe 210, the pipeline insertion combination and pipeline transposition processing are realized, and the stability of continuous water inlet and outlet is ensured;

[0071] The extraction pumps 225 are arranged at one end of the processing fixed frame 202, and the flow limiting valves 226 are embedded and installed at one end of the lifting operation frame 222 at equal intervals;

[0072] In order to realize the stable operation of the equipment, the input ends of the reciprocating electric slide rails 212, the observation camera 215, the fluorescent detector 216, the circulating pump 219, the concentration detector 220, the lifting electric push rod 221, the extraction pump 225 and the flow limiting valve 226 are electrically connected with the output end of the external controller;

[0073] The signal output ends of the observation camera 215, the fluorescent detector 216 and the concentration detector 220 are electrically connected with the signal input end of the external controller;

[0074] The input end of the external controller is electrically connected with the output end of the external power supply.

[0075] The fixed operation frame 1 is provided with the matching assembly 3 at the side end;

[0076] The matching assembly 3 comprises a mixed pollution box 301, an injection operation pipe 302, a mixing motor 303, a mixing linkage frame 304, a serial processing pipe 305, an injection processing barrel 306, an installed electromagnet 307, a sealing limiting cover 308, a premixing motor 309, a premixing operation frame 310, an inlet and outlet electric push rod 311, a sealing electromagnet 312, a matching processing pipe 313 and a linkage valve 314;

[0077] A mixed pollution box 301 is installed on one side of the top of the fixed operation frame 1, and an input operation pipe 302 is symmetrically connected to the top of the mixed pollution box 301;

[0078] A mixing motor 303 is installed on the top of the mixing pollution box 301 through a motor seat. The output shaft of the mixing motor 303 is connected to a mixing linkage frame 304. The mixing linkage frame 304 is rotatably placed inside the mixing pollution box 301 to achieve a steady rotation and mixing operation.

[0079] The top and bottom ends of the relay limit box 218 are connected through the serial processing pipe 305, and the processing barrel 306 is clamped at the position of the serial processing pipe 305 at one end of the processing fixed frame 202;

[0080] An electromagnet 307 is mounted on one side of the top of the treatment barrel 306, and a sealing limit cover 308 is sleeved on the side of the treatment barrel 306;

[0081] A premixing motor 309 is installed on the top of the processing barrel 306, and a premixing operating frame 310 is clamped on the output shaft of the premixing motor 309;

[0082] An in-and-out electric push rod 311 is installed at one end of the fixed operating frame 1. A sealing electromagnet 312 is installed at one end of the in-and-out electric push rod 311 and the isolation light-transmitting box 201. The sealing limit cover 308 is magnetically combined with the installation electromagnet 307. The side end of the sealing electromagnet 312 fits with the side end of the processing fixed frame 202 to ensure the stability of multi-position sealing isolation. A matching processing pipe 313 is passed through the top of the input processing barrel 306, and a linkage valve 314 is embedded in one end of the connecting processing pipe 305;

[0083] For stable operation of the equipment, the input ends of the mixing motor 303, the mounting electromagnet 307, the premixing motor 309, the inlet and outlet electric push rod 311, the sealing electromagnet 312 and the linkage valve 314 are all electrically connected to the output end of the external controller.

[0084] Example 2: Figure 10 As shown, the present invention provides a technical solution, a groundwater pollutant simulation assessment method, comprising the following steps:

[0085] S1. Simulation preparation: Attach the support mesh 208 to the top of the positioning support frame 206 and the treatment plug-in rod 207. Fill the space between the isolation mesh 205 and the support mesh 208 with soil, gravel, and other materials. Pour water into the connecting treatment pipe 305, the input treatment bucket 306, and the relay limit box 218. Insert the treatment fixture 202 into the inner side of the isolation light-transmitting box 201 to complete the pre-simulation conditions.

[0086] S2, analog adjustment: adjust the position of the side row operation pipe 223 and the injection support pipe 210 by lifting the electric push rod 221 and lifting the operation frame 222, cooperate with the direct injection operation port 211, reciprocating electric slide rail 212 and isolation sealing cover 213 to control the position of the liquid discharge, control the flow rate of water flow through the circulation speed control pipe 217, relay limiting box 218 and circulation pump 219, realize the control and processing of analog conditions;

[0087] S3, progress processing: drive water flow through the circulation speed control pipe 217, relay limiting box 218 and circulation pump 219, cooperate with the extraction pump 225, side row operation pipe 223 and mixed pollution box 301 to inject pollutants into the simulation position, and the pollutants enter the water through the simulation environment, cooperate with the water flow, realize the mixed test processing of the pollutants.

[0088] S4, monitoring and evaluation: monitor the path of the pollutants entering and flowing through the observation camera 215 and the fluorescence detector 216, cooperate with the concentration detector 220 to monitor the concentration of the pollutants in the water, understand the penetration of the pollution and the total pollution amount.

[0089] The working principle and use process of the application: when simulating groundwater pollution, the sealing electromagnet 312 is combined with the processing fixed frame 202 by the in-out electric push rod 311, and the sealing electromagnet 312 and the processing fixed frame 202 are moved along the fixed operation frame 1 by the in-out electric push rod 311, the processing fixed frame 202 is taken out from the fixed operation frame 1, after taking out, according to the required simulation environment, the support net plate 208 is inserted into the processing plug-in rod 207 position at the top of the clamping support frame 206, the support net plate 208 is positioned and limited, the environmental simulation materials such as gravel, soil and sand are placed on the top of the isolation net plate 205 and the support net plate 208, different environments are realized by adjusting the distance, different simulation processing is realized, after placing, rotate the isolation limiting cover 209, realize the sealing isolation of the simulation environment, again drive the sealing electromagnet 312 to move the processing fixed frame 202 into the inside of the isolation light box 201 in the fixed operation frame 1 position by the in-out electric push rod 311, and cooperate with the sealing electromagnet 312 to magnetically seal the isolation light box 201 and the processing fixed frame 202;

[0090] The worker inserts the pollutants into the mixed pollution box 301 through the insertion operation pipe 302, drives the mixed linkage frame 304 to rotate along the mixed pollution box 301 through the mixing motor 303, continuously stirs and mixes the pollutants through the mixed linkage frame 304, at this time, injects the groundwater simulation liquid into the insertion treatment barrel 306, opens the top through treatment pipe 305 through the linkage valve 314, drives the premixing operation frame 310 to rotate along the insertion treatment barrel 306 through the premixing motor 309, the liquid enters the inside of the relay limiting box 218 along the insertion treatment barrel 306 and the through treatment pipe 305, drives the liquid into the flow treatment cavity 204 between the treatment fixed frame 202 and the light transmission treatment plate 203 through the circulating pump 219 and the circulating speed control pipe 217, drives the lifting operation frame 222 to move up and down along the isolation light transmission box 201 through the lifting electric push rod 221, inserts the side discharge operation pipe 223 and the sealing isolation pad 224 into the injection support pipe 210, at this time, drives the isolation sealing cover 213 to move and rotate along the direct injection operation port 211 through the reciprocating electric slide rail 212, so as to change the water outlet position, extracts the pollutants in the mixed pollution box 301 through the extraction pump 225 and the side discharge operation pipe 223, the pollutants enter the simulation environment along the side discharge operation pipe 223, the pollutants enter the simulation liquid after passing through the gravel, soil, sand and gravel, at this time, control the flow speed of the simulation liquid through the circulating pump 219 and the circulating speed control pipe 217, at this time, monitor the flow path of the pollutants in the simulation environment and the pollutants in the simulation water through the observation camera 215 and the fluorescent detector 216, and detect the concentration of the pollutants through the concentration detector 220, realize the pollutant monitoring treatment, facilitate the pollution evaluation of the worker, in the circulation process, open the insertion treatment barrel 306 through the installed electromagnet 307 and the sealing limiting cover 308, at this time, insert the pollution treatment material into the simulation liquid, realize the pollution simulation and pollution treatment simulation, and improve the processing range and operation convenience of the equipment.

[0091] Finally, it should be noted that: the above only describes the preferred examples of the present application and does not limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A groundwater pollutant simulation device, comprising a fixed operating frame (1), characterized in that: The side end of the fixed operating frame (1) is provided with an entry and exit operating assembly (2); The entry and exit operation assembly (2) comprises an isolation light-transmitting box (201); An isolation light-transmitting box (201) is installed on the top of the fixed operation frame (1), a processing fixed frame (202) is slidably connected to the side end of the isolation light-transmitting box (201), and a light-transmitting processing plate (203) is welded to one end of the processing fixed frame (202); A flow processing chamber (204) is provided between the processing fixing frame (202) and the light-transmitting processing plate (203), and an isolation mesh plate (205) is installed on the top of the light-transmitting processing plate (203); The side ends of the processing fixing frame (202) are welded with a plurality of positioning support frames (206) at equal intervals, the top ends of the positioning support frames (206) are welded with a plurality of processing plug-in rods (207) at equal intervals, and the side ends of the plurality of processing plug-in rods (207) are clamped with supporting mesh plates (208); An isolation limit cover (209) is hingedly connected to one end of the treatment fixing frame (202), an injection support pipe (210) is welded to the top end of the isolation mesh plate (205), and a plurality of direct injection operation ports (211) are equidistantly opened on the side end of the injection support pipe (210).

2. A groundwater pollutant simulation device according to claim 1, characterized in that: The side end of the light-transmitting processing plate (203) is fitted with the side end of the isolation light-transmitting box (201), the side end of the isolation mesh plate (205) is clamped and assembled with the side end of the processing fixing frame (202), and the bottom end of the supporting mesh plate (208) is fitted with the top end of the clamping support frame (206).

3. A groundwater pollutant simulation device according to claim 1, characterized in that: A reciprocating electric slide rail (212) is installed at the side end of the direct injection operation port (211), and an isolation sealing cover (213) is installed at one end of the reciprocating electric slide rail (212) via a slide rail seat; An isolation sealing box (214) is welded to one end of the isolation light-transmitting box (201), and a plurality of observation cameras (215) are equidistantly mounted on one end of the isolation sealing box (214) and the processing fixed frame (202), and a fluorescence detector (216) is mounted on the side ends of the isolation sealing box (214) and the processing fixed frame (202) near the observation cameras (215); Circulation rate control tubes (217) are symmetrically connected through both ends of the processing fixed frame (202), a relay limit box (218) is connected through the two circulation rate control tubes (217), a circulation pump (219) is installed at a position corresponding to the circulation rate control tube (217) at one end of the processing fixed frame (202) through a motor seat, and a concentration detector (220) is installed inside the relay limit box (218); Both ends of the fixed operating frame (1) are clamped with lifting electric push rods (221), and the top ends of the two lifting electric push rods (221) are installed with lifting operating frames (222).

4. A groundwater pollutant simulation device according to claim 3, characterized in that: A side operation pipe (223) is connected through the side end of the lifting operation frame (222), and a sealing isolation pad (224) is installed at the bottom end of the side operation pipe (223); An extraction pump (225) is provided at one end of the processing fixed frame (202), and a plurality of flow limiting valves (226) are embedded and installed at equal intervals at one end of the lifting operation frame (222); The isolation sealing cover (213) is rotatably mounted on the inner side of the direct injection operation port (211), and the relay limit box (218) is snap-fitted and mounted on one end of the processing fixed frame (202).

5. The groundwater pollutant simulation device according to claim 3, characterized in that: One end of the circulation pump (219) is connected to one end of the circulation speed control tube (217) via an adapter, and the lifting operation frame (222) is slidably mounted on a side end of the isolation light-transmitting box (201).

6. A groundwater pollutant simulation device method according to claim 4, characterized in that: One end of the side discharge operation tube (223) is slidably embedded in the inner side of the injection support tube (210), and the side end of the sealing isolation pad (224) is slidably fitted with the inner side end of the injection support tube (210); The input ends of the reciprocating electric slide rail (212), the observation camera (215), the fluorescence detector (216), the circulation pump (219), the concentration detector (220), the lifting electric push rod (221), the extraction pump (225) and the flow limiting valve (226) are all electrically connected to the output end of the external controller; The signal output ends of the observation camera (215), the fluorescence detector (216), and the concentration detector (220) are all electrically connected to the signal input end of the external controller; The input end of the external controller is electrically connected to the output end of the external power supply.

7. A groundwater pollutant simulation device according to claim 6, characterized in that: A coupling assembly (3) is provided at the side end of the fixed operating frame (1); The combined assembly (3) includes a mixed pollution box (301); A mixed pollution box (301) is installed on one side of the top of the fixed operation frame (1), and an input operation pipe (302) is symmetrically connected to the top of the mixed pollution box (301); A mixing motor (303) is installed on the top of the mixing pollution box (301) via a motor seat, and a mixing linkage frame (304) is clamped on the output shaft of the mixing motor (303); The top and bottom ends of the relay limit box (218) are both connected through a serial processing pipe (305), and one end of the processing fixed frame (202) is clamped with an input processing bucket (306) at a position corresponding to the serial processing pipe (305); A mounting electromagnet (307) is clamped on one side of the top end of the input processing barrel (306), and a sealing limit cover (308) is sleeved on the side end of the input processing barrel (306); A premixing motor (309) is installed on the top of the input processing barrel (306), and a premixing operating frame (310) is clamped on the output shaft of the premixing motor (309).

8. The groundwater pollutant simulation device according to claim 7, characterized in that: An in-and-out electric push rod (311) is installed at one end of the fixed operating frame (1), and a sealing electromagnet (312) is installed at one end of the in-and-out electric push rod (311) and the isolation light-transmitting box (201). A matching processing tube (313) is passed through the top of the input processing barrel (306), and a linkage valve (314) is embedded and installed at one end of the connecting processing tube (305); The mixing linkage frame (304) is rotatably placed inside the mixing pollution box (301), and the sealing limit cover (308) is magnetically combined with the mounting electromagnet (307).

9. The groundwater pollutant simulation device according to claim 8, characterized in that: The side end of the sealing electromagnet (312) is in contact with the side end of the processing fixing frame (202); The input ends of the mixing motor (303), the mounting electromagnet (307), the premixing motor (309), the inlet and outlet electric push rod (311), the sealing electromagnet (312) and the linkage valve (314) are all electrically connected to the output end of the external controller.

10. A method for simulating and evaluating groundwater pollutants, according to the method for evaluating a groundwater pollutant simulation device according to claim 9, characterized in that: The steps include: S1. Simulation preparation: snap the support mesh (208) onto the clamping support frame (206) and the top of the treatment plug-in rod (207), fill the space between the isolation mesh (205) and the support mesh (208) with soil, gravel, and other materials, and inject water into the connection treatment pipe (305), the input treatment barrel (306), and the relay limit box (218), insert the treatment fixing frame (202) into the inner side of the isolation light-transmitting box (201), and prepare the conditions before the simulation; S2, simulation adjustment: adjust the position of the side discharge operation pipe (223) and the injection support pipe (210) by lifting the electric push rod (221) and the lifting operation frame (222), control the position of the discharge liquid by coordinating the direct injection operation port (211), the reciprocating electric slide rail (212) and the isolation sealing cover (213), and control the water flow rate by the circulation speed control pipe (217), the relay limit box (218) and the circulation pump (219) to achieve the control and processing of the simulation conditions; S3, cyclic treatment: the water flow is driven by the circulation speed control tube (217), the relay limit box (218) and the circulation pump (219), and the pollutants are injected into the simulated position in coordination with the extraction pump (225), the side discharge operation pipe (223) and the mixed pollution box (301). The pollutants enter the water through the simulated environment and cooperate with the water flow to achieve pollutant mixing test treatment; S4. Monitoring and evaluation: The entry and flow paths of pollutants are monitored and processed through observation cameras (215) and fluorescence detectors (216), and the concentration of pollutants in the water is monitored with concentration detectors (220) to understand the penetration of pollution and the total amount of pollution.

Images