CN107991462A - A kind of simulation test device and its test method for water and soil conservation - Google Patents

A kind of simulation test device and its test method for water and soil conservation Download PDF

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Publication number
CN107991462A
CN107991462A CN201711496789.4A CN201711496789A CN107991462A CN 107991462 A CN107991462 A CN 107991462A CN 201711496789 A CN201711496789 A CN 201711496789A CN 107991462 A CN107991462 A CN 107991462A
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CN
China
Prior art keywords
water
water tank
test
pump
soil conservation
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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.)
Pending
Application number
CN201711496789.4A
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Chinese (zh)
Inventor
沈雯
王秀荣
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Guizhou University
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Guizhou University
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Publication date
Application filed by Guizhou University filed Critical Guizhou University
Priority to CN201711496789.4A priority Critical patent/CN107991462A/en
Publication of CN107991462A publication Critical patent/CN107991462A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/24Earth materials
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means

Abstract

The invention discloses a kind of simulation test device and its test method for water and soil conservation, it includes water tank and model casing, water tank is arranged at the bottom of the model casing, the outer wall of model casing is equipped with some monitoring elements, has cover board at the top of model casing, there is partition plate in the inside of the water tank, porous disc is equipped with above partition plate, force (forcing) pump is connected with by pipeline between the water tank and water tank, the outlet conduit of the force (forcing) pump is equipped with pressure gauge, and the bottom inside of water tank is equipped with heating unit.The gushing water phenomenon under different test temperature and hydraulic pressure, and different gushing water flow velocitys can be reached, the present apparatus can carry out different test materials gushing water experiment, simple in structure, multiple functional.

Description

A kind of simulation test device and its test method for water and soil conservation
Technical field
The present invention relates to a kind of simulation test device, more particularly to a kind of simulation test device for water and soil conservation and its Test method.
Background technology
Existing water and soil conservation analogue experiment installation is less there are adjustable parameter in experimental condition, it is impossible to Adjustment Tests Temperature, and the synergy of temperature and pressure, it is impossible to which precise and high efficiency simulates the underground gushing water situation of each depth, this is desirable The technical problem of solution.
The content of the invention
The technical problem to be solved in the present invention is:A kind of simulation test device for water and soil conservation and its experiment side are provided Method, can reach the gushing water phenomenon under different test temperature and hydraulic pressure, and different gushing water flow velocitys, pass through multiple inlet openings Intake, can uniformly be loaded to test material at the same time;Shape by varying the water passage at the top of water tank is tested, The present apparatus can carry out different situations simulation gushing water experiment, simple in structure, multiple functional, solve above-mentioned ask Topic.
The technical scheme is that:A kind of simulation test device for water and soil conservation, it includes water tank and model casing, Water tank is arranged at the bottom of the model casing, and the outer wall of model casing is equipped with some monitoring elements, has cover board at the top of model casing, institute Stating the inside of water tank has partition plate, and porous disc is equipped with above partition plate, is connected between the water tank and water tank by pipeline Force (forcing) pump, the outlet conduit of the force (forcing) pump are equipped with pressure gauge, and the bottom inside of water tank is equipped with heating unit.
The partition plate has some boothes.
Some water inlets are arranged at the bottom of the water tank.
The force (forcing) pump is piston pump or screw pump.
Draining control valve is arranged at the bottom of the water tank.
The heating unit is electrical heating.
The pressure gauge has on the spot and transporting function.
The outer wall of the water tank is equipped with controller, controller by conducting wire and heating unit, pressure gauge, monitoring element, Draining control valve is connected with the driving motor of force (forcing) pump.
A kind of test method of simulation test device for water and soil conservation, including following four step:
First, assembly model test system:Test material is inserted to the inside of model casing according to test requirements document, according to test requirements document cloth If monitoring element;
2nd, the bottom-loaded water pressure test is carried out:Start controller, controller closes the draining control valve of bottom, opens heating dress Put, the rated temperature of pressure (hydraulic) water can be set by controller, start force (forcing) pump, the examination of pressure gauge can be set by controller Required numerical value is tested, after the hydraulic pressure on pipeline reaches the value, force (forcing) pump can be automatically stopped operation, observing and nursing tank test Material is under conditions of the pressurized of bottom, the change of the mechanics parameter such as osmotic pressure, displacement;
3rd, draining after the test:When after the test, opening draining control valve, the water in water tank can be discharged;
4th, repeat to test:One wheel after the test, is changed on water inlet and becomes aperture ring, repeats to test.
The beneficial effects of the invention are as follows:Compared with existing device, the present invention is in original single water pressure factor controlling Experimental rig under, an electric calorifie installation has been added inside water filling water tank, a temperature controller is connected in water tank outer chains, lead to Setting rated temperature is crossed, the temperature for keeping water temperature to be needed always for experiment.In another external pressure control, pressure gauge and pressure are improved to The constant pressure valve of power valve one, can effectively prevent the pressurization of water from flowing back, and can be precisely controlled the precision of loading, installation operation is more just It is prompt simple.Improved by above-mentioned structure, it now is possible to simulate different water temperature hydraulic pressure and tested in water and soil conservation gushing water, because underground Coolant-temperature gage is positively correlated with buried depth, it now is possible to is tested by different temperatures pressure to simulate the gushing water of different depth;Temperature shadow The interior energy of water has been rung, can have been reflected under different temperatures by testing, extent of the destruction of the different water temperatures to test material.Improving mould The accuracy for intending experiment has a better effect.It is capable of the Water hydraulic static pressure loading that relents of precise and high efficiency completion model test.With The prior art is compared, and the present invention is by above technical scheme, on the basis of original single hole water filling, by the outside of water tank Increase several water injection holes, to water tank water filling at the same time, improve waterflood injection rate, while the also uniformity of Optimized loading, Neng Gou Test material deformation stage keeps stable water pressure.Compared with original baffle, the present invention can make examination by above technical scheme The water passage of the various forms of needs is tested, the water and soil geological conditions feelings of the complexity such as gap, crack, solution cavity, tomography can be simulated Condition can also change the area of passage by varying size, have a better effect in the accuracy for improving simulation test.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below with reference to this specification attached drawing to this hair It is bright to be described in further detail.
Embodiment 1:As shown in Figure 1, a kind of simulation test device for water and soil conservation, it includes water tank 10 and model Water tank 4 is arranged at case 1, the bottom of the model casing 1, and the outer wall of model casing 1 is equipped with some monitoring elements 14, the top of model casing 1 There is cover board 6 in portion, and there is partition plate 3 in the inside of the water tank 4, and porous disc 2, the water tank 10 and water tank 4 are equipped with above partition plate 3 Between force (forcing) pump 8 is connected with by pipeline 11, the outlet conduit of the force (forcing) pump 8 is equipped with pressure gauge 5, in the bottom of water tank 10 Side is equipped with heating unit 12.
Further, partition plate 3 has some boothes.
Further, there are some equally distributed apertures on porous disc 2, pressure (hydraulic) water can be uniformly distributed in model casing 1 It is interior.
Further, some water inlets 13 are arranged at the bottom of water tank 4.
Further, force (forcing) pump 8 is piston pump or screw pump.
Further, draining control valve 7 is arranged at the bottom of water tank 4.
Further, heating unit 12 is electrical heating.
Further, pressure gauge 5 has on the spot and transporting function.
Further, the outer wall of water tank 10 is equipped with controller 9, and controller 9 passes through conducting wire and heating unit 12, pressure gauge 5th, the driving motor of monitoring element 14, draining control valve 7 and force (forcing) pump 8 connects.
A kind of test method of simulation test device for water and soil conservation, including following four step:
First, assembly model test system:Test material is inserted to the inside of model casing 1 according to test requirements document, according to test requirements document Lay monitoring element 14;
2nd, the bottom-loaded water pressure test is carried out:Start controller 9, controller 9 closes the draining control valve 7 of bottom, opens heating Device 12, the rated temperature of pressure (hydraulic) water can be set by controller 9, start force (forcing) pump 8, pressure can be set by controller 9 The required numerical value of experiment of power table 5, after the hydraulic pressure on pipeline reaches the value, force (forcing) pump 8 can be automatically stopped operation, observe mould Test material is under conditions of the pressurized of bottom in molding box 1, the change of the mechanics parameter such as osmotic pressure, displacement;
3rd, draining after the test:When after the test, opening draining control valve 7, the water in water tank 4 can be discharged;
4th, repeat to test:One wheel after the test, is changed on water inlet 13 and becomes aperture ring, repeats to test.Become aperture ring as not With the orifice plate in aperture, orifice plate is installed between the flanges, can reach different water velocities.Simulate different gushing water situations.
Part is not described in detail by the present invention, is the known technology of those skilled in the art of the present technique.Finally illustrate, the above is real Example is applied to be merely illustrative of the technical solution of the present invention and unrestricted, although having been carried out specifically to the present invention with reference to preferred embodiment It is bright, it will be understood by those of ordinary skill in the art that, can to technical scheme technical scheme is modified or replaced equivalently, and The objective and scope of technical solution of the present invention are not departed from, it should all cover among scope of the presently claimed invention.

Claims (9)

1. a kind of simulation test device for water and soil conservation, it includes water tank(10)And model casing(1), it is characterised in that:Institute State model casing(1)Bottom have water tank(4), model casing(1)Outer wall be equipped with some monitoring elements(14), model casing(1) Top have cover board(6), the water tank(4)Inside have partition plate(3), partition plate(3)Above be equipped with porous disc(2), it is described Water tank(10)With water tank(4)Between pass through pipeline(11)It is connected with force (forcing) pump(8), the force (forcing) pump(8)Outlet conduit on Equipped with pressure gauge(5), water tank(10)Bottom inside be equipped with heating unit(12).
A kind of 2. simulation test device for water and soil conservation according to claim 1, it is characterised in that:The partition plate (3)There are some boothes.
A kind of 3. simulation test device for water and soil conservation according to claim 1, it is characterised in that:The water tank (4)Bottom have some water inlets(13).
A kind of 4. simulation test device for water and soil conservation according to claim 1, it is characterised in that:The force (forcing) pump (8)For piston pump or screw pump.
A kind of 5. simulation test device for water and soil conservation according to claim 1, it is characterised in that:The water tank (4)Bottom have draining control valve(7).
A kind of 6. simulation test device for water and soil conservation according to claim 1, it is characterised in that:The heating dress Put(12)For electrical heating.
A kind of 7. simulation test device for water and soil conservation according to claim 1, it is characterised in that:The pressure gauge (5)Have on the spot and transporting function.
A kind of 8. simulation test device for water and soil conservation according to claim 1, it is characterised in that:The water tank (10)Outer wall be equipped with controller(9), controller(9)Pass through conducting wire and heating unit(12), pressure gauge(5), monitoring element (14), draining control valve(7)And force (forcing) pump(8)Driving motor connection.
A kind of 9. simulation test device test method for water and soil conservation according to claim 1, it is characterised in that:Examination Proved recipe method includes following four step:
First, assembly model test system:Test material is inserted by model casing according to test requirements document(1)Inside, according to experiment will Seek laying monitoring element(14);
2nd, the bottom-loaded water pressure test is carried out:Start controller(9), controller(9)Close the draining control valve of bottom(7), beat Open heating unit(12), pass through controller(9)The rated temperature of pressure (hydraulic) water can be set, starts force (forcing) pump(8), pass through controller (9)Pressure gauge can be set(5)The required numerical value of experiment, after the hydraulic pressure on pipeline reaches the value, force (forcing) pump(8)Can be certainly Move out of service, observing and nursing case(1)Interior test material is under conditions of the pressurized of bottom, the mechanics parameter such as osmotic pressure, displacement Change;
3rd, draining after the test:When after the test, draining control valve is opened(7), can be by water tank(4)Interior water discharge;
4th, repeat to test:One takes turns after the test, in water inlet(13)On change become aperture ring, repeat test.
CN201711496789.4A 2017-12-31 2017-12-31 A kind of simulation test device and its test method for water and soil conservation Pending CN107991462A (en)

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CN201711496789.4A CN107991462A (en) 2017-12-31 2017-12-31 A kind of simulation test device and its test method for water and soil conservation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711496789.4A CN107991462A (en) 2017-12-31 2017-12-31 A kind of simulation test device and its test method for water and soil conservation

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111965039A (en) * 2020-08-25 2020-11-20 贵州大学 Experimental device for research moves/hydrostatic pressure to rock mechanical properties's influence

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101576458A (en) * 2009-06-08 2009-11-11 中国矿业大学(北京) Geomechanics test platform for water invasion regularity of mine
CN103674597A (en) * 2013-12-18 2014-03-26 中国矿业大学(北京) Bi-directional variable cross-section water pressure bearing circulation testing system used for coal mine water burst model test
CN106197944A (en) * 2016-07-13 2016-12-07 中国矿业大学 The testing system apparatus of simulation complex condition deep tunnel inrush through faults and method
CN206038677U (en) * 2016-09-22 2017-03-22 四川农业大学 Portable soil erosion and water loss analogue test soil box device
CN107389520A (en) * 2017-06-21 2017-11-24 榆林学院 The device and its application method that apply compression for permeability test

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101576458A (en) * 2009-06-08 2009-11-11 中国矿业大学(北京) Geomechanics test platform for water invasion regularity of mine
CN103674597A (en) * 2013-12-18 2014-03-26 中国矿业大学(北京) Bi-directional variable cross-section water pressure bearing circulation testing system used for coal mine water burst model test
CN106197944A (en) * 2016-07-13 2016-12-07 中国矿业大学 The testing system apparatus of simulation complex condition deep tunnel inrush through faults and method
CN206038677U (en) * 2016-09-22 2017-03-22 四川农业大学 Portable soil erosion and water loss analogue test soil box device
CN107389520A (en) * 2017-06-21 2017-11-24 榆林学院 The device and its application method that apply compression for permeability test

Non-Patent Citations (1)

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Title
刘爱华等: "深部开采承压突水机制相似物理模型试验***研制及应用", 《岩石力学与工程学报》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111965039A (en) * 2020-08-25 2020-11-20 贵州大学 Experimental device for research moves/hydrostatic pressure to rock mechanical properties's influence

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Application publication date: 20180504

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