CN103926394A - Three-dimensional visible testing system and method of dynamic water grouting model - Google Patents
Three-dimensional visible testing system and method of dynamic water grouting model Download PDFInfo
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- CN103926394A CN103926394A CN201410183116.3A CN201410183116A CN103926394A CN 103926394 A CN103926394 A CN 103926394A CN 201410183116 A CN201410183116 A CN 201410183116A CN 103926394 A CN103926394 A CN 103926394A
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Abstract
The invention discloses a three-dimensional visible testing system of a dynamic water grouting model. The testing system comprises a test bench, a grouting system, a water supply tank and a water receiving tank. The test bench is composed of six side walls connected by modular bolts, a toughened glass box is placed in the test bench and clings to the inner wall of the test bench, and the diffusion state of slurry can be dynamically observed through the toughened glass; the grouting system is composed of an air compressor, a pressure bearing cylinder and a grouting pipe, and stable grouting pressure is provided by air pressure; the water supply tank is used for providing a dynamic water environment for the model test. Meanwhile, the invention also discloses a testing method of the system. The three-dimensional visible testing system and method of the dynamic water grouting model researched in the invention can be used for simulating grouting in a dynamic water environment under a visible condition. Compared with previous research, the system is used for successfully simulating the grouting in the dynamic water environment under the visible condition, thereby obtaining relative conclusions more conforming to engineering practice.
Description
Technical field
The present invention relates to the moving water slip casting model test system of a kind of three-dimensional visualization and test method thereof.
Background technology
Slip casting is a kind of effective means of reinforcing weak broken wall rock and shutoff underground water in underground works, for grouting theory Chinese scholar, carried out a large amount of model investigation work, but also come with some shortcomings, slip casting model test is generally carried out in hydrostatic or water-less environment, this is all to implement to contradict in the groundwater environment that flows with a lot of Grouting engineerings in reality, and most of slip casting model experiments are all to carry out, cannot observe intuitively slurries spread condition in enclosed environment.
Summary of the invention
The object of the invention is for overcoming above-mentioned the deficiencies in the prior art, the moving water slip casting model test system of a kind of three-dimensional visualization and test method thereof are provided.
For achieving the above object, the present invention adopts following technical proposals:
A kind of three-dimensional visualization moves water slip casting model test system, comprise test-bed, filling system, water tank, water receiving water tank, test-bed is bolted and is formed a square box support body by six modularization sidewalls, inwall placing toughened glass case is close in test-bed inside, sees through the disperse state that tempered glass capable of dynamic is observed slurries; Described filling system be embedded in the Grouting Pipe in filler in tempered glass case and be communicated with, the some inlet openings of water tank in passing straight through to tempered glass case with test-bed top communicate; Tempered glass case bottom is provided with some free orifices, and free orifice below is provided with corresponding water receiving water tank;
The modularization sidewall of described test-bed is welded by steel floor hollow out, can observe the diffusion process of slurries in tempered glass water tank by openwork part;
The upside of described tempered glass case is movable tempering glass plate, is convenient to built-in slip casting pipe and filler, and after filler completes, tempered glass case and movable tempering glass plate seal by glass cement.
Reserved some inlet openings, interval on the top armourplate glass of tempered glass case, the reserved some free orifices in interval on the bottom armourplate glass relative with inlet opening, the reserved hole of passing through for Grouting Pipe is installed on a side of tempered glass case; Between tempered glass case and test-bed, be evenly arranged equivalent-thickness rubber bar, make test-bed have uniform anchorage force to tempered glass case.
Water tank is arranged on height-adjustable support, and water tank is connected with the inlet opening of tempered glass case by flow pipe, by regulating tank height, regulates intake pressure, and flow pipe is provided with induction valve door.
Filling system comprises air compressor machine, pressure-bearing cylinder and Grouting Pipe, and pressure-bearing cylinder is the cylinder of upper and lower welding steel sealing, and pressure-bearing cylinder top arranges two interfaces, connects respectively air compressor machine and send slurry valve; Air compressor machine is connected by gas piping with pressure-bearing cylinder, and pressure-bearing cylinder is connected by defeated slurry flexible pipe with Grouting Pipe, on defeated slurry flexible pipe, slurry-inlet valve door and tensimeter is set; In pressure-bearing cylinder, store a part of slurries, by controlling air compressor machine, export constant air pressure, constant air pressure acts on slurries and then keeps constant grouting pressure.
Water receiving water tank is connected by flexible pipe with free orifice, the mass change of time recording water receiving water tank in experimentation, thereby the liquid discharge rate in monitoring model.
Three-dimensional visualization moves a water slip casting model test system test method, comprises the following steps:
(1) composition model pilot system, inserts tempered glass case in test-bed, and join dependency pipeline is connected complete by test-bed, water tank, pressure-bearing cylinder, air compressor machine and water receiving water tank;
(2) built-in slip casting pipe filler, install movable tempering glass plate sealing after filler;
(3) regulate water tank height, open induction valve door, make to form in model steady flow condition;
(4) by slurries by sending slurry valve to pour in pressure-bearing cylinder, open air compressor machine output pressure air in pressure-bearing cylinder;
(5) open slurry-inlet valve door, start slip casting, in slip casting process, see through armourplate glass and observe slurries diffusion process
(6) model test finishes, and carries out the follow-up works such as form removal.
Filling system of the present invention utilizes air pressure that stable grouting pressure is provided; Water tank provides test circumstance of flowing water.
Air compressor machine in the present invention is existing equipment, does not repeat them here.
The present invention has studied the moving water slip casting model test system of three-dimensional visualization and test method thereof, has realized the simulation of the slip casting in circumstance of flowing water under visual condition.Compare with forefathers' research, this system has successfully realized the simulation of the slip casting in circumstance of flowing water under visual condition, and the related conclusions drawing more meets engineering reality.
The invention has the beneficial effects as follows
1, can successfully realize osmotic grouting and the fracture grouting simulation process under moving water condition;
2, adopt tempered glass case can realize the dynamic observation of slurries diffusion process as container.
3, adopt air pressure as slip casting power, guarantee constant pressure.
4, can, by regulating water tank height to regulate moving water flow velocity, be evenly arranged inlet opening and free orifice and make the water velocity in model more even.
5, adopt modular assembling mode, facilitate installation and removal.
Accompanying drawing explanation
Fig. 1 is model test entire system structural representation;
Fig. 2 (a) is test-bed front view;
Fig. 2 (b) is test-bed side view;
Fig. 2 (c) is test-bed vertical view;
Fig. 3 is tempered glass cisten mechanism figure;
1---test-bed; 2---water tank; 3---water receiving water tank; 4---tempered glass case; 5---air compressor machine; 6---pressure-bearing cylinder; 7---Grouting Pipe; 8---steel floor; 9---inlet opening; 10---free orifice; 11---pass through hole; 12---support; 13---gas piping; 14---defeated slurry flexible pipe; 15---induction valve door; 16---tensimeter; 17---slurry-inlet valve door; 18---bolt; 19---air; 20---slurries; 21---flow pipe; 22---send slurry valve; 23---movable tempering glass plate; 24---glass cement.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1-Figure 3, three-dimensional visualization moves water slip casting model test system, comprise test-bed 1, filling system, water tank 2, water receiving water tank 3, test-bed 1 is bolted and is formed a square box support body by six modularization sidewalls, inwall placing toughened glass case 4 is close in test-bed 1 inside, sees through the disperse state that tempered glass capable of dynamic is observed slurries; Described filling system is communicated with the Grouting Pipe 7 being embedded in the interior filler of tempered glass case 4, and water tank 2 communicates with some inlet openings 9 that test-bed 1 top passes straight through in tempered glass case 4; Tempered glass case 4 bottoms are provided with some free orifices 10, and free orifice 10 belows are provided with corresponding water receiving water tank 3; The modularization sidewall of test-bed 1 is welded by steel floor 8 hollow outs, can observe the diffusion process of tempered glass water tank 4 interior slurries by openwork part;
The upside of tempered glass case 4 is movable tempering glass plate 23, is convenient to built-in slip casting pipe and filler, and after filler completes, tempered glass case 4 seals by glass cement 24 with movable tempering glass plate 23.Reserved some inlet openings 9, interval on the movable tempering glass plate 23 on tempered glass case 4 tops, the reserved some free orifices 10 in interval on the bottom armourplate glass relative with inlet opening 9, reservedly on a side of tempered glass case 4 pass through hole 11 for installation Grouting Pipe 7; Between tempered glass case 4 and test-bed 1, be evenly arranged equivalent-thickness rubber bar, make 1 pair of tempered glass case 4 of test-bed have uniform anchorage force.
Water tank 2 is arranged on height-adjustable support 12, and water tank 2 is connected with the inlet opening 9 of tempered glass case 4 by flow pipe 21, by regulating tank height, regulates intake pressure, and flow pipe 21 is provided with induction valve door 15.
Filling system comprises air compressor machine 5, pressure-bearing cylinder 6 and Grouting Pipe 7, and pressure-bearing cylinder 6 is the cylinder of upper and lower welding steel sealing, and pressure-bearing cylinder 6 tops arrange two interfaces, connects respectively air compressor machine 5 and send slurry valve 22; Air compressor machine 5 is connected by gas piping 13 with pressure-bearing cylinder 6, and pressure-bearing cylinder 6 is connected by defeated slurry flexible pipe 14 with Grouting Pipe 7, and slurry-inlet valve door 17 and tensimeter 16 are set on defeated slurry flexible pipe 14; In pressure-bearing cylinder 6, store a part of slurries, by controlling the constant air pressure of air compressor machine 5 output, constant air pressure acts on slurries and then keeps constant grouting pressure.
Water receiving water tank 3 is connected by flexible pipe with free orifice 10, the mass change of time recording water receiving water tank 3 in experimentation, thereby the liquid discharge rate in monitoring model.
Three-dimensional visualization moves water slip casting model test system test method, comprises the following steps:
(1) composition model pilot system, inserts tempered glass case 4 in test-bed, and join dependency pipeline connects complete by test-bed 1, water tank 2, pressure-bearing cylinder 6, air compressor machine 5, water receiving water tank 3;
(2) built-in slip casting pipe 7 filler, install movable tempering glass plate 23 sealing after filler.
(3) regulate water tank 2 height, open induction valve door 15, make to form in model steady flow condition.
(4) by a certain amount of slurries 20 by sending slurry valve 22 to pour in pressure-bearing cylinder, open air compressor machine 5 by certain pressure delivery air pressure in pressure-bearing cylinder 6.
(5) open slurry-inlet valve door 17, start slip casting, in slip casting process, see through armourplate glass and observe slurries diffusion process.
(6) model test finishes, and carries out the follow-up works such as form removal.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of the present invention is described; but be 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 modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (5)
1. a three-dimensional visualization moves water slip casting model test system, it is characterized in that, comprise test-bed, filling system, water tank, water receiving water tank, test-bed is bolted and is formed a square box support body by six modularization sidewalls, inwall placing toughened glass case is close in test-bed inside, sees through the disperse state that tempered glass capable of dynamic is observed slurries; Described filling system be embedded in the Grouting Pipe in filler in tempered glass case and be communicated with, the some inlet openings of water tank in passing straight through to tempered glass case with test-bed top communicate; Tempered glass case bottom is provided with some free orifices, and free orifice below is provided with corresponding water receiving water tank;
The modularization sidewall of described test-bed is welded by steel floor hollow out, can observe the diffusion process of slurries in tempered glass water tank by openwork part;
The upside of described tempered glass case is movable tempering glass plate, is convenient to built-in slip casting pipe and filler, and after filler completes, tempered glass case and movable tempering glass plate seal by glass cement;
Reserved some inlet openings, interval on the top armourplate glass of tempered glass case, the reserved some free orifices in interval on the bottom armourplate glass relative with inlet opening, the reserved hole of passing through for Grouting Pipe is installed on a side of tempered glass case; Between tempered glass case and test-bed, be evenly arranged equivalent-thickness rubber bar, make test-bed have uniform anchorage force to tempered glass case.
2. three-dimensional visualization as claimed in claim 1 moves water slip casting model test system, it is characterized in that, water tank is arranged on height-adjustable support, water tank is connected with the inlet opening of tempered glass case by flow pipe, by regulating tank height, regulate intake pressure, flow pipe is provided with induction valve door.
3. three-dimensional visualization as claimed in claim 1 moves water slip casting model test system, it is characterized in that, filling system comprises air compressor machine, pressure-bearing cylinder and Grouting Pipe, and pressure-bearing cylinder is the cylinder of upper and lower welding steel sealing, pressure-bearing cylinder top arranges two interfaces, connects respectively air compressor machine and send slurry valve; Air compressor machine is connected by gas piping with pressure-bearing cylinder, and pressure-bearing cylinder is connected by defeated slurry flexible pipe with Grouting Pipe, on defeated slurry flexible pipe, slurry-inlet valve door and tensimeter is set; In pressure-bearing cylinder, store a part of slurries, by controlling air compressor machine, export constant air pressure, constant air pressure acts on slurries and then keeps constant grouting pressure.
4. three-dimensional visualization as claimed in claim 1 moves water slip casting model test system, it is characterized in that, water receiving water tank is connected by flexible pipe with free orifice, the mass change of time recording water receiving water tank in experimentation, thereby the liquid discharge rate in monitoring model.
5. the moving water slip casting model test system test method of three-dimensional visualization, is characterized in that, comprises the following steps:
(1) composition model pilot system, inserts tempered glass case in test-bed, and join dependency pipeline is connected complete by test-bed, water tank, pressure-bearing cylinder, air compressor machine and water receiving water tank;
(2) built-in slip casting pipe filler, install movable tempering glass plate sealing after filler;
(3) regulate water tank height, open induction valve door, make to form in model steady flow condition;
(4) by slurries by sending slurry valve to pour in pressure-bearing cylinder, open air compressor machine output pressure air in pressure-bearing cylinder;
(5) open slurry-inlet valve door, start slip casting, in slip casting process, see through armourplate glass and observe slurries diffusion process
(6) model test finishes, and carries out form removal and follow-up work.
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| CN104596865A (en) * | 2014-12-30 | 2015-05-06 | 长沙理工大学 | Manual stress control type triaxial compressor |
| CN104655803A (en) * | 2015-01-30 | 2015-05-27 | 北京交通大学 | Tunnel grouting model testing device |
| CN104713804A (en) * | 2015-02-05 | 2015-06-17 | 同济大学 | Method for obtaining retention rate of slurry, and test system used thereby |
| CN104715668A (en) * | 2014-12-10 | 2015-06-17 | 长沙理工大学 | Geotechnical triaxial compression experiment teaching system |
| CN105067222A (en) * | 2015-07-23 | 2015-11-18 | 山东大学 | Porous-medium dynamic water grouting device and method thereof |
| CN105372390A (en) * | 2015-10-27 | 2016-03-02 | 山东大学 | Three-dimensional grouting testing device and testing method |
| CN105866349A (en) * | 2016-05-25 | 2016-08-17 | 长安大学 | Three-dimensional visual grouting effect test chamber |
| CN105954499A (en) * | 2016-06-26 | 2016-09-21 | 兰州理工大学 | Method and device for evaluating collapsible site after carrying out fracturing grouting reinforcement on collapsible loess site |
| CN106153860A (en) * | 2016-06-24 | 2016-11-23 | 河海大学 | A kind of device and method of one-dimensional microorganism grouting and reinforcing silt test |
| CN106248495A (en) * | 2016-07-25 | 2016-12-21 | 上海绿地建设(集团)有限公司 | The indoor long-term assay device of post grouting pile of simulated groundwater flowing and test method thereof |
| CN106970181A (en) * | 2017-04-07 | 2017-07-21 | 河海大学 | A kind of drainage consolidation test device and method of grouting behind shaft or drift lining slurries in the earth formation |
| CN107389898A (en) * | 2017-07-24 | 2017-11-24 | 西安科技大学 | Dynamic current Flooding in Borehole consolidation grouting Diffusion Law visual Simulation experimental provision and method |
| CN107632116A (en) * | 2017-09-01 | 2018-01-26 | 山东大学 | A kind of three-dimensional grouting model test servo-control system and test method |
| CN107632652A (en) * | 2017-09-01 | 2018-01-26 | 山东大学 | A kind of slip casting Servocontrol device and operating method for indoor grouting simulation test |
| CN107796929A (en) * | 2017-11-06 | 2018-03-13 | 华侨大学 | Elastic wave aids in cement ejection for water plugging model test apparatus |
| CN108196034A (en) * | 2018-01-19 | 2018-06-22 | 合肥工业大学 | Simulate high-pressure slip-casting device and test method under buried stratum river channels |
| CN108279113A (en) * | 2018-02-05 | 2018-07-13 | 路军富 | A kind of multi-functional grouting test model equipment of three-dimensional visualization |
| CN109187272A (en) * | 2018-08-28 | 2019-01-11 | 天津大学 | A kind of interior sand grouting simulation test device and its test method |
| CN109975177A (en) * | 2019-04-30 | 2019-07-05 | 中南大学 | A kind of simulation test device and method of horizontal grouting mouth slip casting spreading morphology |
| CN111766190A (en) * | 2020-07-01 | 2020-10-13 | 中国科学院地质与地球物理研究所 | Visual test system for simulating grouting and seepage process of fractured rock mass |
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| CN104715668B (en) * | 2014-12-10 | 2017-04-05 | 长沙理工大学 | A kind of geotechnological triaxial compression test tutoring system |
| CN104715668A (en) * | 2014-12-10 | 2015-06-17 | 长沙理工大学 | Geotechnical triaxial compression experiment teaching system |
| CN104596865A (en) * | 2014-12-30 | 2015-05-06 | 长沙理工大学 | Manual stress control type triaxial compressor |
| CN104655803A (en) * | 2015-01-30 | 2015-05-27 | 北京交通大学 | Tunnel grouting model testing device |
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| CN104713804B (en) * | 2015-02-05 | 2017-12-26 | 同济大学 | The method and its pilot system used of a kind of retention ratio for obtaining slurries |
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| CN106153860B (en) * | 2016-06-24 | 2019-03-22 | 河海大学 | A kind of device and method of one-dimensional microorganism grouting and reinforcing silt test |
| CN105954499A (en) * | 2016-06-26 | 2016-09-21 | 兰州理工大学 | Method and device for evaluating collapsible site after carrying out fracturing grouting reinforcement on collapsible loess site |
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| CN107632652A (en) * | 2017-09-01 | 2018-01-26 | 山东大学 | A kind of slip casting Servocontrol device and operating method for indoor grouting simulation test |
| CN107632652B (en) * | 2017-09-01 | 2018-12-04 | 山东大学 | A kind of slip casting Servocontrol device and operating method for indoor grouting simulation test |
| CN107632116A (en) * | 2017-09-01 | 2018-01-26 | 山东大学 | A kind of three-dimensional grouting model test servo-control system and test method |
| CN107796929A (en) * | 2017-11-06 | 2018-03-13 | 华侨大学 | Elastic wave aids in cement ejection for water plugging model test apparatus |
| CN108196034A (en) * | 2018-01-19 | 2018-06-22 | 合肥工业大学 | Simulate high-pressure slip-casting device and test method under buried stratum river channels |
| CN108279113A (en) * | 2018-02-05 | 2018-07-13 | 路军富 | A kind of multi-functional grouting test model equipment of three-dimensional visualization |
| CN109187272A (en) * | 2018-08-28 | 2019-01-11 | 天津大学 | A kind of interior sand grouting simulation test device and its test method |
| CN109975177A (en) * | 2019-04-30 | 2019-07-05 | 中南大学 | A kind of simulation test device and method of horizontal grouting mouth slip casting spreading morphology |
| CN109975177B (en) * | 2019-04-30 | 2023-11-10 | 中南大学 | Simulation test device and method for grouting diffusion form of horizontal grouting port |
| CN111766190A (en) * | 2020-07-01 | 2020-10-13 | 中国科学院地质与地球物理研究所 | Visual test system for simulating grouting and seepage process of fractured rock mass |
| CN111998890A (en) * | 2020-07-17 | 2020-11-27 | 中交第二航务工程局有限公司 | Grouting plugging model test system based on water seepage condition |
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