CN203113387U - System used for simulating failure and damage of composite anti-seepage gasket - Google Patents
System used for simulating failure and damage of composite anti-seepage gasket Download PDFInfo
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- CN203113387U CN203113387U CN 201320057705 CN201320057705U CN203113387U CN 203113387 U CN203113387 U CN 203113387U CN 201320057705 CN201320057705 CN 201320057705 CN 201320057705 U CN201320057705 U CN 201320057705U CN 203113387 U CN203113387 U CN 203113387U
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Abstract
The utility model relates to a system used for simulating failure and damage of a composite anti-seepage gasket, and belongs to the technical field of environmental geotechnics. The system used for simulating failure and damage of the composite anti-seepage gasket comprises a control platform, an observation device and a simulation device, wherein under the control of respective hydraulic control valves, different height variations of hydraulic telescopic rods evenly arranged inside a simulation container of the simulation device in an array are produced, the deformation conditions of the composite anti-seepage gasket under a non-uniform settlement deformation work condition can be effectively simulated, the temperature and pressure of test solution acting on the composite anti-seepage gasket can be adjusted according to the test working condition, a three-dimensional camera device monitors the non-uniform settlement of the composite anti-seepage gasket in real time through a marking ball of the simulation device, test parameters are set on the control platform, test data are collected and processed, and test efficiency is largely improved. The system is capable of effectively simulating failure and damage of the composite anti-seepage gasket under the actions of different solution concentrations, different temperatures, different pressures and different non-uniform settlement modes.
Description
Technical field
The utility model relates to a kind of compound impervious lining failure damage simulation system, belongs to the environmental geotechnical technical field.
Background technology
In recent years, domestic waste increases rapidly, and the harmless treatment rate is low, environment pollution is serious.Sanitary landfills is lower as a kind of cost, technology is simple relatively, mode disposal of refuse rapidly and become the main garbage disposal form of China.In order to stop percolate to the soil of landfill yard periphery and the pollution of groundwater environment, often have liner system at landfill yard.Recent years, the compound impervious lining that HDPE geomembrane and geotechnological polymer/clay pad (GCL:Geosnythetic Clay Liner) constitute is more and more paid close attention to, it is good that this liner prevents having the ability of oozing, advantages such as shear strength height, adsorption capacity are big, easy construction are widely used in during landfill yard builds.
The compound impervious lining of landfill yard is in construction and running, the difference of landfill height causes the variation of force of composite pad system, the decomposition of rubbish body causes the temperature of compound impervious lining contact and the variation of chemical solution, compound impervious lining underlayer causes differential settlement under junk-heap body pressure changes, these factors directly influence the safe operation of compound impervious lining.At present, constitutive relation at landfill yard composite pad antiseepage destructive process under stress-temperature-chemical coupling effect is not also really set up, thereby fails to realize that the landfill yard composite pad antiseepage to being subjected to stress, current, chemistry, temperature action effectively simulates and behavior prediction.
Therefore, research and development can be carried out the simulation system of compound impervious lining failure damage under different solutions concentration, different temperatures, different pressure and the different non-homogeneous sedimentation patterns, seek the failure mechanism of compound impervious lining under the complex working condition and obtain the correlation test data, for the landfill yard engineering design department parameter that provides the necessary technical is problem demanding prompt solution.
Summary of the invention
At the problem of above-mentioned existence, the purpose of this utility model is to provide a kind of can simulate compound impervious lining failure damage simulation system under different solutions concentration, different temperatures, different pressure and the different non-homogeneous sedimentation patterns.
To achieve these goals, its technical solution is:
A kind of compound impervious lining failure damage simulation system, described simulation system is by the control platform, observation device and analogue means are formed, wherein, analogue means is by the simulation container, simulation container upper cover plate, the hydraulically extensible bar, hydraulic power unit, heater, submersible pump, the Pneumatic pressure power device, the monitoring of leakage net, feed liquor device and marking rod constitute, the simulation container interior bottom surface is provided with the hydraulically extensible bar that homogeneous matrix is arranged, hydraulically extensible bar upper surface is respectively arranged with the square pressure-bearing plate, the axis coinciding of the axle center of square pressure-bearing plate and hydraulically extensible bar, it is online that the lower end of the hydraulically extensible bar that homogeneous matrix is arranged is connected to the hydraulic main by the hydraulic pressure arm respectively, hydraulic main's net is connected on the hydraulic power unit, be respectively arranged with hydraulic control valve on the hydraulic pressure arm, the bottom of simulation container also has liquid outlet, liquid outlet connects liquid header by pipeline, the pipeline that connects liquid outlet and liquid header is provided with the flow measurement device, the monitoring of leakage net is arranged on the interior bottom surface of simulation container, 1/2nd highly locate to be provided with the sealing draw-in groove on the inwall of simulation container, also be respectively arranged with heater and submersible pump on the inwall of simulation container, heater and submersible pump are positioned at the top of sealing draw-in groove, heater is connected with temperature control equipment by lead, have the corresponding through hole of arranging with homogeneous matrix of hydraulically extensible bar on the simulation container upper cover plate, the axle center of through hole and the dead in line of expansion link, also have inlet and air inlet port on the simulation container upper cover plate, inlet connects the feed liquor device by pipeline, pipeline is provided with control valve, air inlet port connects the Pneumatic pressure power device by pipeline, pipeline is provided with gas pressure regulator, being inserted in the through hole of simulating on the container upper cover plate of marking rod activity, the upper end of marking rod is respectively arranged with the mark ball, observation device is positioned at a side of analogue means, and the three-dimensional camera shooting device of observation device is positioned at the top of each mark ball.
Described three-dimensional camera shooting device, flow measurement device, temperature control equipment, hydraulic power unit, Pneumatic pressure power device, gas pressure regulator, control valve, submersible pump and hydraulic control valve are connected on the control platform through lead respectively.
Described simulation container is rectangular-shaped.
Described simulation container is toroidal.
Owing to adopted above technical scheme, a kind of compound impervious lining failure damage simulation system of the present utility model, compound impervious lining to required simulation places square pressure-bearing plate top, sealing draw-in groove in the simulation container of simulation system makes being tightly connected around compound impervious lining and the simulation container, compound impervious lining will be simulated container and will be divided into two-layer up and down, the last sheaf space of simulation container is testing liquid and air layer, submersible pump liquid in-out mouth all places testing liquid, effective cyclic test solution, in conjunction with heater and temperature control equipment, can effectively control the temperature of testing liquid, the Pneumatic pressure power device passes through the air layer injection pressure gas to the last sheaf space of simulation container, can be for providing the pressure of different stage on the compound impervious lining, the different pressures effect operating mode on the analog composite impervious lining; Be positioned at the hydraulically extensible bar variation of generation differing heights under the control of hydraulic control valve respectively that the homogeneous matrix under the compound impervious lining is arranged, effectively the distortion situation of analog composite impervious lining under differential settlement distortion operating mode; Compound impervious lining destroys under solution, temperature, pressure and inhomogeneous deformation effect; The monitoring of leakage net can accurately detect the breakdown point of compound impervious lining, and the flow measurement device can effectively be assessed the destructiveness of breakdown point by the real-time monitoring to the testing liquid flow; The three-dimensional camera shooting device has guaranteed the real-time monitoring to compound impervious lining failure damage differential settlement pattern by the three-dimensional monitoring in real time to the mark ball; All parameter setting, data monitoring, record and processing are all finished dealing with by control platform centralized Control, guarantee test effect and improved test efficiency greatly, this simulation system can be simulated compound impervious lining failure damage under different solutions concentration, different temperatures, different pressure and the different non-homogeneous sedimentation patterns, is conducive to the Comprehensive Control to compound impervious lining failure damage condition.
Description of drawings
Fig. 1 is structural representation of the present utility model
The specific embodiment
Below in conjunction with accompanying drawing the utility model is explained in further detail.
See accompanying drawing
A kind of compound impervious lining failure damage simulation system, simulation system is by control platform 2, observation device and analogue means are formed, wherein, analogue means is by simulation container 15, simulation container upper cover plate 7, hydraulically extensible bar 20, hydraulic power unit 17, heater 4, submersible pump 13, Pneumatic pressure power device 12, monitoring of leakage net 16, feed liquor device 10 and marking rod 8 constitute, simulation container 15 is arranged on the support 18, simulation container 15 is rectangular-shaped or toroidal, simulation container 15 inner bottom surfaces are provided with the hydraulically extensible bar 20 that homogeneous matrix is arranged, hydraulically extensible bar 20 upper surfaces are respectively arranged with the square pressure-bearing plate, the axis coinciding of the axle center of square pressure-bearing plate and hydraulically extensible bar 20, the lower end of the hydraulically extensible bar 20 that homogeneous matrix is arranged is connected on hydraulic main's net 19 by the hydraulic pressure arm respectively, hydraulic main's net 19 is connected on the hydraulic power unit 17, be respectively arranged with hydraulic control valve on the hydraulic pressure arm, the bottom of simulation container 15 also has liquid outlet, liquid outlet connects liquid header 22 by pipeline, the pipeline that connects liquid outlet and liquid header 22 is provided with flow measurement device 21, monitoring of leakage net 16 is arranged on the bottom surface of simulating in the container 15,1/2nd highly locate to be provided with sealing draw-in groove 14 on the inwall of simulation container 15, also be respectively arranged with heater 4 and submersible pump 13 on the inwall of simulation container 15, heater 4 and submersible pump 13 are positioned at the top of sealing draw-in groove 14, heater 4 is connected with temperature control equipment 5 by lead, have the corresponding through hole of the hydraulically extensible bar arranged with homogeneous matrix 20 on the simulation container upper cover plate 7, the dead in line of the axle center of through hole and expansion link 20, also have inlet and air inlet port on the simulation container upper cover plate 7, inlet connects feed liquor device 10 by pipeline, pipeline is provided with control valve 9, air inlet port connects Pneumatic pressure power device 12 by pipeline, pipeline is provided with gas pressure regulator 11, being inserted in the through hole of simulating on the container upper cover plate 7 of marking rod 8 activities, the upper end of marking rod 8 is respectively arranged with the mark ball, observation device is positioned at a side of analogue means, the three-dimensional camera shooting device 6 of observation device is positioned at the top of each mark ball, three-dimensional camera shooting device 6 is installed on the upper end of support bar 3, support bar 3 connects bearing 1, three-dimensional camera shooting device 6, flow measurement device 21, temperature control equipment 5, hydraulic power unit 17, Pneumatic pressure power device 12, gas pressure regulator 11, control valve 9, submersible pump 13 and hydraulic control valve are connected on the control platform 2 through lead respectively.
The operating principle of the utility model experimental rig:
During test, prepare testing liquid according to test requirements document and purpose, be ready to the compound impervious lining of test according to simulation system, connect each lead of simulation system and the power switch of each device, open control platform 2, guarantee that each controller is in closed condition, open each hydraulic control valve at control platform 2, hydraulically extensible bar 20 is all modulated range, close each hydraulic controller then, and set each hydraulic controller according to compound impervious lining failure damage pattern, control falling head and the decrease speed of each hydraulically extensible bar 20, open simulation container upper cover plate 7, compound impervious lining to be simulated is placed the top of square pressure-bearing plate, place sealing draw-in groove 14 to carry out encapsulation process around the compound impervious lining, compound impervious lining will be simulated container 15 and will be divided into two-layer up and down, the last sheaf space of simulation container 15 is testing liquid and air layer, close simulation container upper cover plate 7, tight locking button is tightly connected around simulation container upper cover plate 7 and the simulation container 15, marking rod 8 is inserted in the through hole of simulating on the container upper cover plate 7, the bottom of marking rod 8 is connected with compound impervious lining by sucker, the axle center of marking rod 8 overlaps with hydraulically extensible bar 20, movable sealing between the through hole on marking rod 8 and the simulation container upper cover plate 7, the solution that configures is poured in the feed liquor device 10, open control valve 9, solution enters in the simulation container 15 through inlet, testing liquid need flood heater 4 and submersible pump 13, and be convenient to the aerating controlled pressure for simulation container 15 certain spaces, after the solution interpolation finishes, closed control valve 9, on control platform 2, configure solution temperature by temperature control equipment 5, open heater 4, temperature control equipment 5 and submersible pump 13, testing liquid is heated to test temperature, the liquid in-out mouth of submersible pump 13 all places solution, form circulation waterway, to guarantee the uniformity of solution heating, set testing pressure at control platform 2 by gas pressure regulator 11, observation device is positioned at a side of analogue means, the three-dimensional camera shooting device 6 of observation device is positioned at the top of simulation container upper cover plate 7, open three-dimensional camera shooting device 6, flow measurement device 21, hydraulic power unit 17, Pneumatic pressure power device 12, gas pressure regulator 11 and hydraulic control valve begin test, the space coordinates of three-dimensional camera shooting device 6 real-time monitoring mark balls, monitoring of leakage net 16 detects compound impervious lining breakdown point in real time, carrying out along with test, destroying appears in compound impervious lining, position and the time of monitoring of leakage net 16 monitoring record breakdown points, the solution speed that flow measurement device 21 real-time monitoring record breakdown points flow out, experimental data is collected and is handled by control platform 2, can simulate different solutions concentration by this simulation system, different temperatures, compound impervious lining failure damage under different pressure and the different non-homogeneous sedimentation patterns, utilization is arranged to the Comprehensive Control of compound impervious lining failure damage condition, after the off-test, print test report, close each controller of simulation system and each device power supply, empty and collect testing liquid and get time test usefulness ready, and clean the associated components of maintenance simulation system, use in order to next simulated test.
Claims (3)
1. compound impervious lining failure damage simulation system, it is characterized in that: described simulation system is by control platform (2), observation device and analogue means are formed, wherein, analogue means is by simulation container (15), simulation container upper cover plate (7), hydraulically extensible bar (20), hydraulic power unit (17), heater (4), submersible pump (13), Pneumatic pressure power device (12), monitoring of leakage net (16), feed liquor device (10) and marking rod (8) constitute, simulation container (15) inner bottom surface is provided with the hydraulically extensible bar (20) that homogeneous matrix is arranged, hydraulically extensible bar (20) upper surface is respectively arranged with the square pressure-bearing plate, the axis coinciding of the axle center of square pressure-bearing plate and hydraulically extensible bar (20), the lower end of the hydraulically extensible bar (20) that homogeneous matrix is arranged is connected on hydraulic main's net (19) by the hydraulic pressure arm respectively, hydraulic main's net (19) is connected on the hydraulic power unit (17), be respectively arranged with hydraulic control valve on the hydraulic pressure arm, the bottom of simulation container (15) also has liquid outlet, liquid outlet connects liquid header (22) by pipeline, the pipeline that connects liquid outlet and liquid header (22) is provided with flow measurement device (21), monitoring of leakage net (16) is arranged on the interior bottom surface of simulation container (15), 1/2nd highly locate to be provided with sealing draw-in groove (14) on the inwall of simulation container (15), also be respectively arranged with heater (4) and submersible pump (13) on the inwall of simulation container (15), heater (4) and submersible pump (13) are positioned at the top of sealing draw-in groove (14), heater (4) is connected with temperature control equipment (5) by lead, have the corresponding through hole of arranging with homogeneous matrix of hydraulically extensible bar (20) on the simulation container upper cover plate (7), the dead in line of the axle center of through hole and expansion link (20), also have inlet and air inlet port on the simulation container upper cover plate (7), inlet connects feed liquor device (10) by pipeline, pipeline is provided with control valve (9), air inlet port connects Pneumatic pressure power device (12) by pipeline, pipeline is provided with gas pressure regulator (11), what marking rod (8) was movable is inserted in the through hole of simulating on the container upper cover plate (7), the upper end of marking rod (8) is respectively arranged with the mark ball, observation device is positioned at a side of analogue means, and the three-dimensional camera shooting device (6) of observation device is positioned at the top of each mark ball;
Described three-dimensional camera shooting device (6), flow measurement device (21), temperature control equipment (5), hydraulic power unit (17), Pneumatic pressure power device (12), gas pressure regulator (11), control valve (9), submersible pump (13) and hydraulic control valve are connected on the control platform (2) through lead respectively.
2. a kind of compound impervious lining failure damage simulation system as claimed in claim 1 is characterized in that: described simulation container (15) is for rectangular-shaped.
3. a kind of compound impervious lining failure damage simulation system as claimed in claim 1, it is characterized in that: described simulation container (15) is toroidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320057705 CN203113387U (en) | 2013-01-31 | 2013-01-31 | System used for simulating failure and damage of composite anti-seepage gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320057705 CN203113387U (en) | 2013-01-31 | 2013-01-31 | System used for simulating failure and damage of composite anti-seepage gasket |
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| Publication Number | Publication Date |
|---|---|
| CN203113387U true CN203113387U (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320057705 Withdrawn - After Issue CN203113387U (en) | 2013-01-31 | 2013-01-31 | System used for simulating failure and damage of composite anti-seepage gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203113387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088851A (en) * | 2013-01-31 | 2013-05-08 | 中国科学院武汉岩土力学研究所 | Effect losing damage simulation system for composite seepage-proofing liner |
-
2013
- 2013-01-31 CN CN 201320057705 patent/CN203113387U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088851A (en) * | 2013-01-31 | 2013-05-08 | 中国科学院武汉岩土力学研究所 | Effect losing damage simulation system for composite seepage-proofing liner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130807 Effective date of abandoning: 20141015 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130807 Effective date of abandoning: 20141015 |
|
| RGAV | Abandon patent right to avoid regrant |