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CN102879315B - Multifunctional seepage experiment device - Google Patents

Multifunctional seepage experiment device Download PDF

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Publication number
CN102879315B
CN102879315B CN201210376193.1A CN201210376193A CN102879315B CN 102879315 B CN102879315 B CN 102879315B CN 201210376193 A CN201210376193 A CN 201210376193A CN 102879315 B CN102879315 B CN 102879315B
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China
Prior art keywords
steel
seepage
tripod
angle
water pipe
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Expired - Fee Related
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CN201210376193.1A
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Chinese (zh)
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CN102879315A (en
Inventor
舒继森
韩流
夏洪波
唐震
张永贵
昌珺
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China University of Mining and Technology CUMT
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China University of Mining and Technology CUMT
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Abstract

一种多功能渗流实验装置,包括一个可伸缩的三角架、倾斜设在三角架上的槽型钢,槽型钢倾的下端口处设有挡板,挡板上布有若干渗水孔,槽型钢开放面设有机玻璃板,机玻璃板上间隔开凿有一排测压圆孔,每个测压圆孔上均设有一个可转动角度的L型水管,L型水管随槽型钢角度变化转动角度,始终与水平面相垂直,L型水管的长度随槽型钢倾斜角方向不断加长;槽型钢内设有从上端口装入的实验材料,所述的槽型钢中部下侧上设有固定在三角架上的限位柱。通过从上端口注水,控制上中口注水和下端口渗出水流的速度均匀,便可得到L型水管中的不同水头高度,可以直观的实现不同材料不同倾角时的渗流实验,其结构紧凑,成本较低,使用效果好。

A multi-functional seepage experimental device, including a telescopic tripod, a channel steel tilted on the tripod, a baffle is provided at the lower port of the channel steel, and a number of seepage holes are arranged on the baffle, and the channel steel is open There is a plexiglass plate on the surface, and a row of pressure-measuring round holes are cut at intervals on the plexiglass plate. Each pressure-measuring hole is equipped with an L-shaped water pipe that can rotate at an angle. The L-shaped water pipe rotates with the angle of the channel steel. Perpendicular to the horizontal plane, the length of the L-shaped water pipe is continuously lengthened with the inclination angle of the channel steel; the channel steel is provided with experimental materials loaded from the upper port, and the lower side of the middle part of the channel steel is provided with a bracket fixed on the tripod limit post. By injecting water from the upper port, controlling the speed of water injection from the upper and middle ports and the seepage flow from the lower port, different water head heights in the L-shaped water pipe can be obtained, and seepage experiments of different materials and different inclination angles can be intuitively realized. Its structure is compact, The cost is low and the use effect is good.

Description

A kind of multifunction seepage experimental apparatus
Technical field
The present invention relates to a kind of experimental provision, especially a kind of multifunction seepage experimental apparatus that is applicable to measure the infiltration coefficient under different materials and different angle.
Background technology
The continuous innovation of experimental facilities and technology has promoted rock-soil mechanics and hydromechanical fast development.A lot of experts and scholar are devoted to seepage flow and for rock mass, affect the research of aspect, and designed the various experimental facilities of kind, but these equipment majorities are vertical placements, can be accurately, the efficient seepage flow situation of water in certain length material layer of measuring, and obtain the parameters such as hydraulic gradient and seepage pressure, but the order of accuarcy of experiment is subject to the restriction that material layer is filled degree of uniformity, and the seepage force cannot measure different angle time, also cannot measure the composite cementation penetration effect of different-grain diameter material layer simultaneously, more cannot simulated formation osmotic effect, therefore, be necessary to design a kind of experimental provision that can measure the infiltration coefficient under different materials and different angle.
Summary of the invention
The object of the invention is for problems of the prior art, provide a kind of simple in structure, test accurately, can measure different materials at the multifunction seepage experimental apparatus of different angle seepage force.
For achieving the above object, multifunction seepage experimental apparatus of the present invention, comprise a telescopic tripod, tilt to be located at the U-steel on tripod, the lower port place that U-steel inclines is provided with baffle plate, on baffle plate, be furnished with some water seepage holes, U-steel open surface is established poly (methyl methacrylate) plate, the spaced apart row's pressure measurement circular hole that is carved with on machine glass plate, on each pressure measurement circular hole, be equipped with the L-type water pipe of an angle rotatable, L-type water pipe changes rotational angle with U-steel angle, all the time perpendicular with surface level, the length of L-type water pipe constantly lengthens with U-steel pitch angle direction; The sand packing into from upper port is housed in U-steel, and described U-steel middle part downside is provided with the limited post being fixed on tripod.
The horizontal sextant angle that described inclination is located at the U-steel on tripod is 30~60 °; Described limited post cross section is rectangle; The diameter of pressure measurement circular hole is 1cm.
Beneficial effect: the present invention can carry out the seepage flow situation of different materials under differing tilt angles intuitively, for the research of permeation fluid mechanics aspect provides experiment basis.The length of tripod can free adjustment, realizes the continuous variation of U-steel and horizontal plane angle, to test water colunm height corresponding to different angles and seepage force.From upper port water filling, make water seepage flow in experiment material, and final water seepage hole outflow from bottom section, the speed that current are oozed out in control top water filling and bottom is even, just can obtain the different head height in L-type water pipe.Can the infiltration situation under different angle carry out measuring to different materials, have more promotional value.Its compact conformation, cost is lower, and result of use is good, has practicality widely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is poly (methyl methacrylate) plate structural representation of the present invention;
Fig. 3 is upper port direction structure view of the present invention;
Fig. 4 is baffle plate direction structure view of the present invention.
In figure: 1, U-steel, 2, poly (methyl methacrylate) plate, 3, limited post, 4, pressure measurement circular hole, 5, L-type water pipe, 6, tripod, 7, upper port, 8, baffle plate, 9, water seepage hole, 10, sand.
Embodiment
Below in conjunction with accompanying drawing, one embodiment of the present of invention are further described:
Multifunction seepage experimental apparatus of the present invention, mainly by testing and support two parts, form, support section comprises a telescopic tripod 6, experimental section comprises that inclination is located at the U-steel 1 on tripod 6, the horizontal sextant angle that tilts to be located at the U-steel 1 on tripod 6 is 30~60, along with the continuous variation of tripod 6 height, realize horizontal sextant angle and constantly change from 30~60 °; The lower port place of described U-steel 1 is provided with baffle plate 8, is furnished with some water seepage holes 9 on baffle plate 8, and U-steel 1 open surface is established poly (methyl methacrylate) plate 2, and U-steel 1 coincide with the size of poly (methyl methacrylate) plate 2, cemented together and sealing is good, forms rectangular parallelepiped experiment container.The spaced apart row's pressure measurement circular hole 4 that is carved with on machine glass plate 2, the diameter of pressure measurement circular hole 4 is 1cm, on each pressure measurement circular hole 4, be all connected with the L-type water pipe 5 of an angle rotatable, L-type water pipe 5 changes rotational angle with U-steel 1 angle, all the time perpendicular with surface level, the length of L-type water pipe 5 constantly lengthens with U-steel 1 pitch angle direction, and L-type water pipe 5 is provided with O-ring seal with pressure measurement circular hole 4 junctions; The experiment material sand 10 packing into from upper port 7 is housed in U-steel 1, and described U-steel 1 middle part downside is provided with the limited post 3 being fixed on tripod 6, and limited post 3 cross sections are rectangle.The length of described tripod 6 can free adjustment, realizes the continuous variation of U-steel 1 and horizontal plane angle, to test water colunm height corresponding to different angles and seepage force.
Can be according to different experiments need to set different structural parameters, for example: selected described U-steel 1 is long is 3m, cross section is long is 20cm, wide is 10cm, described poly (methyl methacrylate) plate 2 adapts with U-steel 1, its long for 3m, wide be 20cm, the thick 1cm of being, the cementing open surface at U-steel is realized excellent sealing, form a rectangular parallelepiped experiment container, cross section, experiment container top is open, bottom section arranges baffle plate 8 sealings, and baffle plate 8 above even hollow out has the water seepage hole 9 that 4 row's diameters are 5mm, the inner experiment material 10 needing of filling of experiment container; Described limited post 3 is that cross section is the steel bar of rectangle, and upper end is welded on the side of U-steel 1, and insert in the center pit of tripod 6 pallets lower end; Described L-type water pipe diameter is 9mm, has certain rigidity, is fixed on each pressure measurement circular hole 4, and upwards, connector place has good sealing to water pipe head erect.
During work, from upper port 7 water fillings, make water seepage flow in experiment material 10, and flow out in final water seepage hole 9 from lower port baffle plate 8, the speed that the water injection rate of control port and lower port baffle plate 8 ooze out current is even, just can obtain the different head height in L-type water pipe 5.Can realize intuitively to different materials the permeability test under different angle, obtain comparatively real material layer infiltration coefficient, for permeating mechanics study and the emulation of stratum permeability energy, provide basis, for stability of slope Journal of Sex Research provides experimental basis.

Claims (1)

1. a multifunction seepage experimental apparatus, it is characterized in that: it comprises a telescopic tripod (6), tilts to be located at the U-steel (1) on tripod (6), U-steel (1) middle part downside is provided with the limited post (3) being fixed on tripod (6), limited post (3) upper end is welded on the side of U-steel (1), and insert in the center pit of tripod (6) pallet lower end, the lower port place of U-steel (1) is provided with baffle plate (8), on baffle plate (8), be furnished with some water seepage holes (9), U-steel (1) open surface is provided with the poly (methyl methacrylate) plate (2) that seals open surface, U-steel (1) coincide with the size of poly (methyl methacrylate) plate (2), cemented together, form rectangular parallelepiped experiment container, the upper spaced apart row's pressure measurement circular hole (4) that is carved with of poly (methyl methacrylate) plate (2), on each pressure measurement circular hole (4), be equipped with the L-type water pipe (5) of an angle rotatable, L-type water pipe (5) changes rotational angle with U-steel (1) angle, all the time perpendicular with surface level, the length of L-type water pipe (5) constantly lengthens with U-steel (1) pitch angle direction, the sand (10) packing into from upper port (7) is housed in U-steel (1), during work, from upper port (7) water filling, make water seepage flow in experiment material (10), and finally in the water seepage hole (9) from lower port baffle plate (8), flow out, the speed that the water injection rate of control port and lower port baffle plate (8) ooze out current is even, just can obtain the different head height in L-type water pipe (5), intuitively realize to different materials the permeability test under different angle, obtain comparatively real material layer infiltration coefficient, for permeating mechanics study and the emulation of stratum permeability energy, provide basis, for stability of slope Journal of Sex Research provides experimental basis.
2. a kind of multifunction seepage experimental apparatus according to claim 1, is characterized in that: the U-steel (1) that described inclination is located on tripod (6) is 30 °~60 ° with the angle of surface level.
3. a kind of multifunction seepage experimental apparatus according to claim 1, is characterized in that: described limited post (3) cross section is rectangle.
4. a kind of multifunction seepage experimental apparatus according to claim 1, is characterized in that: the diameter of described pressure measurement circular hole (4) is 1cm.
CN201210376193.1A 2012-10-08 2012-10-08 Multifunctional seepage experiment device Expired - Fee Related CN102879315B (en)

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103308434B (en) * 2013-05-20 2015-03-11 辽宁工程技术大学 Muddy water infiltration experiment device
CN103760318B (en) * 2014-01-13 2015-07-22 四川大学 Bidirectional penetration model testing device suitable for soil-rock slopes
CN105651672B (en) * 2015-12-30 2019-03-15 北京工业大学 Two-dimensional rock sample fracture network seepage test device
CN105675471A (en) * 2016-03-07 2016-06-15 中国地质大学(武汉) Multi-angle diameter-variable type Darcy seepage experiment device
CN106097841B (en) * 2016-08-22 2022-04-01 浙江大学 Object constant-speed water outlet experimental device
CN106872332A (en) * 2017-02-07 2017-06-20 水利部交通运输部国家能源局南京水利科学研究院 A kind of controllable landing seepage of slope experimental tank of water level
CN111337403B (en) * 2020-01-06 2021-07-02 四川大学 An experimental device for measuring the water permeability and water-rock/sand separation characteristics of permeable material slopes

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101308126A (en) * 2008-06-11 2008-11-19 中南大学 A test method and device for underwater mining roof seepage and water inrush
CN101629417A (en) * 2009-08-14 2010-01-20 中国科学院武汉岩土力学研究所 Chemical siltation resisting drainage device for tailing dam
CN202854014U (en) * 2012-10-08 2013-04-03 中国矿业大学 Multifunctional seepage experimental device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100537356B1 (en) * 2005-09-26 2005-12-16 주식회사 건화엔지니어링 Exfiltration detection device for a water spout pipe

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101308126A (en) * 2008-06-11 2008-11-19 中南大学 A test method and device for underwater mining roof seepage and water inrush
CN101629417A (en) * 2009-08-14 2010-01-20 中国科学院武汉岩土力学研究所 Chemical siltation resisting drainage device for tailing dam
CN202854014U (en) * 2012-10-08 2013-04-03 中国矿业大学 Multifunctional seepage experimental device

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