CN104483229A - Water bursting and mud surging amount monitoring system and test method in underground engineering model test - Google Patents
Water bursting and mud surging amount monitoring system and test method in underground engineering model test Download PDFInfo
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- CN104483229A CN104483229A CN201410649968.7A CN201410649968A CN104483229A CN 104483229 A CN104483229 A CN 104483229A CN 201410649968 A CN201410649968 A CN 201410649968A CN 104483229 A CN104483229 A CN 104483229A
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Abstract
The invention discloses a water bursting and mud surging amount monitoring system and a test method in underground engineering model test, a filter screen is fixed on a mud water collecting device, seepage water can pass through the filter screen, and mud cannot pass through the filter screen. A water guide pipe and a water amount collecting device on the mud water collecting device are connected. The mud water collecting device is arranged in a model, and a water amount acquisition instrument at the bottom of the water amount collecting device is connected with a monitoring device outside the model. The water inflow amount in the model test can be recorded in real time by the monitoring device, after a period of time, mud left on the filter screen is shoveled out and weighed, and the mud surging amount can be recorded. The beneficial effects of the water bursting and mud surging amount monitoring system are that: the water bursting and mud surging amount monitoring system has the advantages of simple operation, convenient use and accurate measurement, testing measures of the underground engineering model test can be effectively improved, the reliability of test results can be improved.
Description
Technical field
The present invention relates to a kind of test monitoring system and test method thereof, particularly relate to water bursting factor amount monitoring system and test method in underground project model test.
Background technology
State's groundwater resource enrich, utilize groundwater resource in exploitation, build underground tunnel project or excavation tunnel time, very easily induce extensive, paroxysmal water bursting factor disaster in construction.In Practical Project, water bursting factor be can not ignore often to engineering construction.
Underground project model test carries out analogue simulation to underground works, instructs a kind of effective method and the means of underground engineering design and construction.Underground project model test with similarity theory, Practical Project is become a model according to certain scale smaller according to ratio of similitude, and carry out operating to simulate Practical Project accordingly to model.Chinese scholar has carried out a large amount of seepage action of ground waters and water bursting factor research work, but also there is obvious weakness, when making the basic model of gushing water layer during similar model test, generally using homogeneous material, the laying rock-soil layer simplified, and water bursting factor amount cannot be recorded timely and accurately.
Summary of the invention
Object of the present invention is exactly that provide water bursting factor amount monitoring system and test method in a kind of underground project model test, it can realize the separation of mud, water, the amount of Real-Time Monitoring mud, water in order to solve the problem.
To achieve these goals, the present invention adopts following technical scheme: water bursting factor amount monitoring system in underground project model test, comprises muddy water gathering-device and monitoring device, and described muddy water gathering-device upper surface is provided with filter screen, filter screen adopts 400 mesh filter screens, and mud is not by filter screen.Filter screen is fixed on muddy water gathering-device by fixture.Be provided with aqueduct bottom muddy water gathering-device, the aqueduct other end is connected with water yield gathering-device, and be provided with water flux gather instrument bottom described water yield gathering-device, water flux gather instrument is connected with monitoring device.
Muddy water gathering-device is used for mud to be separated with water, and mud can be stayed on filter screen, and timing takes the amount of mud, and isolated for muddy water gathering-device water imports in water yield gathering-device by aqueduct, by water flux gather instrument, the monitoring device Real-Time Monitoring water yield.
Described muddy water gathering-device matches with test cross dimensions.
The test method step of water bursting factor amount monitoring system in underground project model test is utilized to be:
Step one: fix filter screen by fixture on muddy water gathering-device, infiltration can pass through filter screen, and mud is not by filter screen;
Step 2: the aqueduct on muddy water gathering-device is connected with water yield gathering-device;
Step 3: muddy water gathering-device is loaded model inner, and the water flux gather instrument on water flux gather device is connected with the monitoring device of model outside;
Step 4: the water yield in monitoring device real time record model test, every a period of time, goes out to weigh by the mud shovel stayed on filter screen, and record gushes mud amount.
The invention has the beneficial effects as follows:
1, equipment is simple, cheap, easy to operate.
2, measure accurately, can long term monitoring, effectively can improve the research technique of model test, improve the reliability of test findings.
3, in process of the test, this device can measurement water bursting factor amount promptly and accurately, improves test efficiency.
Accompanying drawing explanation
Fig. 1 is monitoring system figure;
Fig. 2 is muddy water gathering-device;
Fig. 3 is muddy water gathering-device position view;
Fig. 4 is test method step schematic diagram of the present invention.
Wherein, 1. water yield gathering-device, 2. monitoring device, 3. water flux gather instrument, 4. aqueduct, 5. muddy water gathering-device, 6. filter screen, 7. fixture, 8. tunnel model.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
As Figure 1-3, water bursting factor amount monitoring system in underground project model test, comprise muddy water gathering-device 5 and monitoring device 2, described muddy water gathering-device 5 upper surface is provided with filter screen 6, bottom is provided with aqueduct 4, aqueduct 4 other end is connected with water yield gathering-device 1, is provided with water flux gather instrument 3 bottom described water yield gathering-device 1, and described water flux gather instrument 3 is connected with monitoring device 2.
Filter screen 6 adopts 400 object filter screens, and water can be allowed to pass through, mud not by.
Filter screen 6 is fixed on muddy water gathering-device 5 by fixture.
Muddy water gathering-device 5 matches with test cross dimensions, can be beneficial to the collection of muddy water.
As shown in Figure 4, the test method step of water bursting factor amount real-time monitoring system in underground project model test is utilized to be:
Step one: fix filter screen 6 on muddy water gathering-device 5, infiltration can pass through filter screen 6, and mud is not by filter screen 6.
Step 2: the aqueduct 4 on muddy water gathering-device 5 is connected with water flux gather device 1.
Step 3: muddy water gathering-device 5 is loaded model inside, and the sensor 3 on water yield gathering-device 5 is connected with the monitoring device 2 of model outside.
Step 4: the water yield in monitoring device 2 real time record model test, every a period of time, goes out to weigh by the mud shovel stayed on filter screen 6, record gushes mud amount.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (5)
1. water bursting factor amount monitoring system in underground project model test, it is characterized in that, comprise muddy water gathering-device and monitoring device, described muddy water gathering-device upper surface is provided with filter screen, bottom is provided with aqueduct, the aqueduct other end is connected with water yield gathering-device, and described water yield gathering-device is provided with water flux gather instrument, and described water flux gather instrument is connected with monitoring device.
2. water bursting factor amount monitoring system in underground project model test as claimed in claim 1, it is characterized in that, described filter screen adopts 400 mesh filter screens.
3. water bursting factor amount monitoring system in underground project model test as claimed in claim 1, it is characterized in that, described filter screen is fixed on muddy water gathering-device by fixture.
4. water bursting factor amount monitoring system in underground project model test as claimed in claim 1, it is characterized in that, described muddy water gathering-device matches with test cross dimensions.
5. the test method of water bursting factor amount monitoring system in underground project model test, is characterized in that, comprise the following steps:
Step one: fix filter screen on muddy water amount gathering-device, infiltration can pass through filter screen, and mud is not by filter screen;
Step 2: the aqueduct on muddy water gathering-device is connected with water yield gathering-device;
Step 3: muddy water gathering-device is loaded model inner, and the water flux gather instrument bottom water yield gathering-device is connected with the monitoring device of model outside;
Step 4: the water yield in monitoring device real time record model test, every a period of time, goes out to weigh by the mud shovel stayed on filter screen, and record gushes mud amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410649968.7A CN104483229A (en) | 2014-11-14 | 2014-11-14 | Water bursting and mud surging amount monitoring system and test method in underground engineering model test |
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| CN201410649968.7A CN104483229A (en) | 2014-11-14 | 2014-11-14 | Water bursting and mud surging amount monitoring system and test method in underground engineering model test |
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| CN104483229A true CN104483229A (en) | 2015-04-01 |
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| CN201410649968.7A Pending CN104483229A (en) | 2014-11-14 | 2014-11-14 | Water bursting and mud surging amount monitoring system and test method in underground engineering model test |
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| CN108196006A (en) * | 2017-12-15 | 2018-06-22 | 山东大学 | A kind of experimental rig and method about tunnel gushing water protrusion-dispelling layer thickness |
| CN109932295A (en) * | 2018-05-09 | 2019-06-25 | 河南理工大学 | Karst collapse col umn visualizes seepage flow test device |
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| CN109932295A (en) * | 2018-05-09 | 2019-06-25 | 河南理工大学 | Karst collapse col umn visualizes seepage flow test device |
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Application publication date: 20150401 |