CN109655395A - A kind of experiment casing for simulating multi-layer Underground Water laminar motion - Google Patents
A kind of experiment casing for simulating multi-layer Underground Water laminar motion Download PDFInfo
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- CN109655395A CN109655395A CN201910091046.1A CN201910091046A CN109655395A CN 109655395 A CN109655395 A CN 109655395A CN 201910091046 A CN201910091046 A CN 201910091046A CN 109655395 A CN109655395 A CN 109655395A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 252
- 238000002474 experimental method Methods 0.000 title claims abstract description 38
- 239000004576 sand Substances 0.000 claims abstract description 70
- 238000003860 storage Methods 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 2
- 239000003673 groundwater Substances 0.000 abstract description 9
- 238000004088 simulation Methods 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000005755 formation reaction Methods 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009533 lab test Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
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- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The embodiment of the present invention provides a kind of experiment casing for simulating multi-layer Underground Water laminar motion, including box-like body, lateral intake device, water-bearing layer and relative water resisting layer, the box-like body includes the first side wall and second sidewall, the first side wall and the second sidewall are oppositely arranged, the lateral intake device is arranged on the first side wall, the lateral intake device include first without sand porous disc and second without sand porous disc, described first, which is located at external water stream without sand porous disc, enters in box-like body on the path in water-bearing layer, second is located at from water-bearing layer on the path of water flow discharge box-like body without sand porous disc；The water-bearing layer and the relative water resisting layer are arranged in the box-like body, and the water-bearing layer contacts setting with the pervious bed.Without sand porous disc turbulent flow is occurred in it by first at lateral intake, water flow uniformly penetrates into water-bearing layer later, realize lateral water supply planar supply, for the side vertical hydraulic conductivity for calculating stratum, simulated groundwater laminar motion provides more accurate input condition early period.
Description
Technical field
The present invention relates to groundwater flow modeling experimental technique fields, and in particular to a kind of simulation multi-layer Underground Water laminar flow fortune
Dynamic experiment casing.
Background technique
Seepage action of ground water simulation laboratory test is the important hand of seepage flow mechanism under survey region multi-layer Underground Water combination condition
One of section, the main experimental equipment that seepage action of ground water simulation laboratory test needs are experiment casing, currently used chamber
Two are hung down to supply mode in side are as follows: recharge laterally is simulated with single-point water intake mode in body side, by artificial above cabinet
The mode for periodically spreading water simulates vertrep.As shown in Figure 1, for experiment casing structural schematic diagram in the prior art, recharge laterally
It is intake by lateral intake hole 110, lateral row water hole 120 drains, and to form runoff in experiment casing, passes through lateral row water hole
120 valves 130 control seepage discharge；Vertrep spray head 140 supplies water, and bottom drain holes 150 drain, to simulate vertical seepage flow mistake
Journey.
In realizing process of the present invention, at least there are the following problems in the prior art for inventor's discovery:
Although above-mentioned experiment casing can simulate side seepage, supply water used by lateral, draining is excessively concentrated, shape
At dotted infiltration form, in the case that model box sizes especially on seepage direction are shorter, it is difficult the side of simulated groundwater
To planar laminar motion feature.
Summary of the invention
The object of the present invention is to provide a kind of experiment casings for simulating multi-layer Underground Water laminar motion, are filled by lateral intake
Set without sand porous disc so that uniformly penetrated by the water for laterally entering experiment casing water-bearing layer, closer to true underground water
Water flow movement.
In order to achieve the above objectives, the embodiment of the present invention provides a kind of experiment casing for simulating multi-layer Underground Water laminar motion,
Including box-like body, lateral intake device water-bearing layer and relative water resisting layer, the box-like body includes the first side wall and second side
Wall, the first side wall and the second sidewall are oppositely arranged, and the lateral intake device is arranged on the first side wall, institute
It states lateral intake device and is located at external water without sand porous disc without sand porous disc, described first without sand porous disc and second including first
Stream enters in box-like body on the path in water-bearing layer, and second is located at the water flow discharge box-like body from water-bearing layer without sand porous disc
On path；The water-bearing layer and the relative water resisting layer are arranged in the box-like body, and the water-bearing layer and described opposite
Water barrier contact setting.
Preferably, the lateral intake device further includes more aqueducts, and the more aqueducts are arranged at intervals on described
On the first side wall, and described first is on the flow path out of the aqueduct without sand porous disc, and the aqueduct is equipped with and leads
Water regulating valve.
Preferably, the horizontal distance of the adjacent aqueduct is 40cm, vertical range 20cm.
Preferably, it described first is detachably connected without sand porous disc and the first side wall, described second without sand porous disc
It is detachably connected with the second sidewall.
Preferably, the experiment casing has multiple water-bearing layers and multiple relative water resisting layers, and described contains
Water layer is arranged alternately with the relative water resisting layer, and the lateral intake device further includes multiple water supply devices, the water supply
Device corresponds to a water-bearing layer, and the water supply device has water storage box, and the water storage box is connected with the aqueduct pipeline,
And the water supply device is equipped with flow control valve.
Preferably, the water supply device further includes slideway and hydraulic cylinder, and the water storage box is slidable to be arranged described
On slideway, the movable end of the hydraulic cylinder is connect with the water storage box.
Preferably, there is graduated scale, the graduated scale is arranged in the water storage box glide direction on the slideway.
It preferably, further include multiple lateral row water pipes, the lateral row water pipe is arranged at intervals in the second sidewall, and
The lateral row water pipe is located at the described second going out on flow path without sand porous disc, and the lateral row water pipe is equipped with draining and adjusts
Valve；Current meter is additionally provided on the lateral row water pipe.
It preferably, further include the flusher being arranged in above the box-like body, the box-like body has opening, institute
The spray area for stating flusher is identical as the area of the opening.
Preferably, the box-like body has the bottom wall of support the first side wall and second sidewall, and the inside bottom wall is equipped with
Third without sand porous disc, and/or, the bottom wall outer be equipped with vertical drainpipe.
Above-mentioned technical proposal has the following beneficial effects: by being arranged in box-like body first without sand porous disc, so that
Lateral intake turbulent flow occurs first without in sand porous disc, and stable laminar flow water flow can be evenly distributed with and penetrate into the aqueous of box-like body
In layer, lateral water supply planar supply is realized, then more real simulation stratum Groundwater Flow state is arranged through second without sand porous disc
Water simulates underground water laminar motion into draining without sand porous disc without sand porous disc and second by first, in water-bearing layer
Water flow can penetrate into relative water resisting layer, alternatively, by the water flow for laterally entering in relative water resisting layer 8 can penetrate into contain
Water layer 9 kinetic characteristic of underground water can mention in full simulation stratum for the lateral and vertical infiltration coefficient for calculating stratum
More accurate input condition early period is supplied.And structure is simple, implementation cost is low, it is easy to accomplish.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is experiment casing structural schematic diagram in the prior art；
Fig. 2 is the experiment casing cross-section structure signal of the simulation multi-layered aquifer underground water laminar motion of the embodiment of the present invention
Figure；
Fig. 3 is the B side structure figure of the experiment casing of Fig. 2 of the present invention；
Fig. 4 is the C side structure figure of the experiment casing of Fig. 2 of the present invention；
Fig. 5 is the partial sectional view D of the experiment casing of the embodiment of the present invention；
Fig. 6 is the partial sectional view E of the experiment casing of the embodiment of the present invention；
Fig. 7 is the flusher structure chart of the embodiment of the present invention；
Fig. 8 is the graduated scale partial enlarged view F of the experiment casing of the embodiment of the present invention.
Appended drawing reference indicates are as follows:
1, box-like body；2, lateral intake device；3, lateral row water pipe；4, flusher；5, third is without sand porous disc；6,
Vertical drainpipe；7, regulating valve is drained；8, relative water resisting layer；9, water-bearing layer；11, the first side wall；12, second sidewall；13, bottom
Wall；14, it is open；21, first without sand porous disc；22, water supply device；23, water guide regulating valve；24, aqueduct；25, second without sand
Porous disc；221, water storage box；222, flow control valve；223, slideway；224, graduated scale；
111, water-guiding hole；112, the first installation card slot；121, drainage hole；122, the second installation card slot；1121, the first installation
Face；1221, the second mounting surface；100, pedestal；15, bottom surface；2212, water supply line；41, main water supply pipe；42, secondary water supplying pipe
Road；43, sub- water supply line；44, hole for water spraying；110, inlet opening；120, lateral row water hole；130, valve；140, vertical infiltration is mended
To spray head；150, bottom drain holes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In conjunction with shown in Fig. 2, Fig. 5 and Fig. 6, according to an embodiment of the invention, providing a kind of simulation multi-layer Underground Water laminar flow fortune
Dynamic experiment casing, including box-like body 1, lateral intake device 2, water-bearing layer 9 and relative water resisting layer 8, the box-like body 1
For example cuboid, including the first side wall 11 and second sidewall 12, the first side wall 11 and the second sidewall 12 are opposite to be set
It sets, the outside of the first side wall 11 is arranged in the lateral intake device 2, and the lateral intake device 2 includes first without sand
Without sand porous disc 25, described first without sand porous disc 21 is located at external water stream enters in box-like body 1 and contains porous disc 21 and second
On the path of water layer 9, second is located at without sand porous disc 25 from the path that box-like body 1 is discharged in water flow in water-bearing layer 9；It is described to contain
Water layer 9 and the relative water resisting layer 8 are arranged in the box-like body 1, and the water-bearing layer 9 connects with the relative water resisting layer 8
Touching setting.Wherein box-like body 1 is metal rigidity structure, by being arranged first without sand porous disc 21, so that side in box-like body 1
Occur to be evenly distributed with first without stable laminar flow water flow in sand porous disc 21, is formed after lateral intake is evenly distributed with to water inlet turbulent flow
It penetrates into the water-bearing layer 9 of box-like body 1, realizes that lateral water supply planar is fed, more real simulation stratum Groundwater Flow state,
Then through second without sand porous disc 25 drain, by first without sand porous disc 21 and second without sand porous disc 25 into draining simulate
Underground water laminar motion；It can be penetrated into relative water resisting layer 8 by laterally entering to the water flow in water-bearing layer 9, alternatively, passing through
Middle water-bearing layer 9 can be penetrated by laterally entering the water flow in relative water resisting layer 8, so as to underground water in full simulation stratum
Kinetic characteristic provides more accurate input condition early period to calculate the lateral and vertical infiltration coefficient on stratum；It can simulate
The lateral and vertical water flow seepage flow of a variety of earth formations；And structure is simple, implementation cost is low, it is easy to accomplish.It is intelligible, the
One without sand porous disc 21 and second without sand porous disc 25 is formed by the pellet gluing of different gradation without sand, can be absorbed disorderly
The swing of stream.Preferably, first without sand porous disc 21 with a thickness of 5~10cm, second without sand porous disc 25 with a thickness of 5~10cm；
When first is 5cm without sand porous disc 21, lateral intake forms good laminar flow after first without sand porous disc 21, can be true
The seepage characteristic of simulated groundwater in the earth formation, as thickness increases so that the seepage flow of lateral intake is more stable, when the first nothing
It is uniformly distributed to the water flow of lateral intake more excellent when sand porous disc 21 is 10cm.
Preferably, the lateral intake device 2 further includes more aqueducts 24, and the more aqueducts 24 are arranged at intervals on
On the first side wall 11, and described first is on the flow path out of the aqueduct 24 without sand porous disc 21, the water guide
Pipe 24 is equipped with water guide regulating valve 23.As shown in figure 3, wherein intelligible, the first side wall 11 is equipped with and 24 quantity of aqueduct
Matched water-guiding hole 111, aqueduct 24 are welded on water-guiding hole 111.Lateral intake device 2 is right first by more aqueducts 24
It is evenly distributed with into the water flow in box-like body 1, so that water flow attenuates, provides more uniform water without sand porous disc 21 for first
Stream, reduces water flow first without the turbulent time in sand porous disc 21, and form better laminar flow water flow, to realize lateral
Water supply planar supply, so that the water in water-bearing layer 9, which flows into, can more accurately simulate to the movement characteristic being lauched in the earth formation, to calculate
The lateral and vertical hydraulic conductivity on stratum provides more accurate input condition early period；The water flow flowed out through aqueduct 24 enters the
One, without in sand porous disc 21, can adjust water guide regulating valve 23 according to operating condition to adjust the flow velocity of water flow, simulate different water-bearing layers 9
Water flow motion character istics.
Preferably, the horizontal distance of the adjacent aqueduct 24 is 40cm, vertical range 20cm.It is intelligible, full
In the case where the strength and stiffness demand of sufficient box-like body 1, the optimal setting distance of the adjacent aqueduct 24 are as follows: horizontal distance
The water flow laterally entered has maximumlly been refined for 40cm, vertical range 20cm, has been provided more for first without sand porous disc 21
Uniform water flow further reduces water flow in the first middle turbulent time without sand porous disc 21, and forms better laminar flow of water
Stream so that the water in water-bearing layer 9 flow into can the more accurate movement characteristic of simulated groundwater in the earth formation, to calculate stratum
Lateral and vertical hydraulic conductivity provides more accurate input condition early period.
Preferably, as shown in Figure 5 and Figure 6, it described first is detachably connected without sand porous disc 21 and the first side wall 11,
Described second is detachably connected without sand porous disc 25 and the second sidewall 12.As shown in Figure 3, it will be appreciated that, box-like body 1
11 inner wall of the first side wall is equipped with the first installation card slot 112, for installing first without sand porous disc 21, the first installation card according to operating condition
The first mounting surface 1121 and the 111 distance 8cm of water-guiding hole above it of slot 112；As shown in figure 4, the second sidewall of box-like body 1
12 inner walls are equipped with the second installation card slot 122, for installing second without sand porous disc 25 according to operating condition；So that first without sand porous disc
21 need to be mounted on the corresponding the first side wall 11 in corresponding water-bearing layer 9 according to operating condition, so that a variety of water-bearing layers of simulation can be realized
Seepage field expands the experiment casing scope of application of the invention, improves utilization rate.
Preferably, the experiment casing has multiple water-bearing layers 9 and multiple relative water resisting layers 8, and described
Water-bearing layer 9 is arranged alternately with the relative water resisting layer 8, and the lateral intake device 2 further includes multiple water supply devices 22, an institute
The corresponding water-bearing layer 9 of water supply device 22 is stated, the water supply device 22 has water storage box 221, the water storage box 221 and institute
It states 24 pipeline of aqueduct to be connected, and the water supply device 22 is equipped with flow control valve 222.It is intelligible, it can be at 221 bottom of water storage box
Portion is connect with 24 pipeline of aqueduct, and multiple water supply lines 2212 are circumferentially arranged in water storage box bottom, can pass through flow control valve
222 by adjust water storage box 221 for water flow velocity and head (i.e. water supply) so that water in water storage box 221 has controllability,
The flowing velocity of underground water in analog Different Strata.By the way that multiple water-bearing layers 9 and multiple opposite water proofs is arranged
Layer 8, is arranged alternately in the water-bearing layer 9 and the relative water resisting layer 8, so that a variety of water-bearing layer seepage fields of simulation can be realized, greatly
The experiment casing scope of application of the invention improves utilization rate, and configures water supply device 22 for each water-bearing layer and provide
Lateral intake is, it can be achieved that multiple water-bearing layers obtain recharge laterally simultaneously, the real simulation flow feature of underground water in the earth formation.
Preferably, the water supply device 22 further includes slideway 223 and hydraulic cylinder, and the water storage box 221 is slidable to be set
It sets on the slideway 223, the movable end of the hydraulic cylinder is connect with the water storage box 221.It is intelligible, water supply device 22
Slideway 223 be fixed on pedestal 100, the bottom surface 15 of the pedestal 100 and box-like body 1 is in same level.Pass through tune
Position of the whole water storage box 221 on slideway can control the head height in water-bearing layer, and the seepage field for being suitble to simulation different is applicable in model
Expansion is enclosed, the utilization rate of experiment casing is improved.The height change of water storage box 221 can by the hydraulic cylinder that is connected thereto come
It realizes, when needing head height, such as the flexible position to adjust water storage box 221 of hydraulic cylinder, by adjusting hydraulic oil
Electrodeless variable-speed may be implemented in the flow of cylinder, so that adjustment 221 speed stabilizing of water storage box is adjusted to corresponding position.
Preferably, as shown in figure 8, having graduated scale 224 on the slideway 223, the graduated scale 224 is arranged in the storage
In 221 glide direction of water tank.It will be appreciated that meet the lateral water supply in water-bearing layer supply, by water storage box 221 in slideway
Sliding is on 223 to adjust 221 height and position of water storage box, and to control head, initial position of the water storage box 221 before adjustment is to final
Determining position can be recorded by scale graduated scale 224, realize the high-precision control of head,
It preferably, further include multiple lateral row water pipes 3, the lateral row water pipe 3 is arranged at intervals on the second sidewall 12
On, and the lateral row water pipe 3 is located at the described second going out on flow path without sand porous disc 25, sets on the lateral row water pipe 3
There is draining regulating valve 7；Current meter is additionally provided on the lateral row water pipe 3.Further, meet 12 intensity of second sidewall and just
In the case where degree, adjacent 3 distance of lateral row water pipe are as follows: horizontal distance 40cm, vertical range 20cm；As shown in figure 4,
Second sidewall 12 is equipped with the drainage hole 121 with 3 quantity Matching of lateral row water pipe, and lateral row water pipe 3 is welded on drainage hole 121
On.It is equipped with the second installation card slot 122 in 12 inner wall of second sidewall of the box-like body 1, for installing the second nothing according to operating condition
Sand porous disc 25；The second mounting surface 1221 and the 121 distance 8cm of drainage hole above it of second installation card slot 122.
It supplies water when lateral through aqueduct 24, after flowing through first without the entrance of sand porous disc 21 water-bearing layer 9, water flow is permeated and led to
It crosses second and enters the discharge of lateral drainpipe 3 without sand porous disc 25, so that underground water laminar motion in stratum is simulated, by described
The adjustable drain discharge of draining regulating valve on lateral row water pipe 3, simulates different water-bearing layers, so that experiment casing is applicable in model
Enclose expansion.It is additionally provided with current meter on lateral row water pipe 3, it can be with the respective lateral of butterfly period by the data of current meter
The displacement of drainpipe 3, it is hereby achieved that 3 some water-bearing layer 9 at place of lateral row water pipe or containing in relative water resisting layer 8
Water, that is, the water level in it can be calculated.
Preferably, as shown in fig. 7, further including the flusher 4 that 1 top of box-like body is arranged in, the cabinet sheet
Body 1 has opening 14, and the spray area of the flusher 4 is identical as the area of the opening 14.Further, the sprinkling
Device 4 includes main water supply pipe 41, secondary water supply line 42, multiple sub- water supply lines 43, and the secondary water supply line 42 is parallel to institute
Opening is stated 14 and be connected to main water supply pipe 41, multiple sub- intervals of water supply lines 43 are arranged, respectively with secondary water supply line 42
Connection, while in parallel with the opening 14, the lower section of each sub- water supply line 43 is equipped with multiple hole for water sprayings 44, all described
The water surface that hole for water spraying 44 sprays has situation A.Main water supply pipe 41 connects municipal water supply, and is furnished with flow controller, controllable
The water supply and the water supply frequency of flusher 4.Pass through secondary water supply line 42 and the sub- water supply line being connected to secondary water supply line 42
43, water outflow circulation road is increased, refinement has been carried out to water flow and has been shunted, while a large amount of hole for water spraying 44 realizes vertical water supply
Planar supply, so that vertical water flow motion character istics of the vertical moisturizing closer to nature, are further the side on calculating stratum
More accurate input condition early period is provided to vertical hydraulic conductivity, while improving the scope of application of experiment casing.
Preferably, the box-like body 1 has the bottom wall 13 of support the first side wall 11 and second sidewall 12, the bottom wall 13
Inside is equipped with third without sand porous disc 5, and/or, vertical drainpipe 6 is equipped on the outside of the bottom wall 13.It is intelligible, third without
Sand porous disc 5 is formed by the pellet gluing of the different gradation without sand, and thickness is thicker, can be absorbed the swing of turbulent flow and be played slow
Punching effect, to realize vertical planar excretion；When by the water flow of water-bearing layer 9 and relative water resisting layer 8 through thicker third without
It is discharged after sand porous disc 5 from vertical drainpipe 6, the vertical drainpipe 6 is large-diameter pipe, and third makes disorderly without sand porous disc 5
Stream occurs inside third is without sand porous disc 5, and vertical draining is uniformly discharged, and is closer lauched hanging down on stratum
To flow behavior.
In above-mentioned detailed description, various features are combined together in single embodiment, to simplify the disclosure.No
This published method should be construed to reflect such intention, that is, the embodiment of theme claimed needs to compare
The more features of the feature clearly stated in each claim.On the contrary, as appended claims is reflected
Like that, the present invention is in the state fewer than whole features of disclosed single embodiment.Therefore, appended claims
It is hereby expressly incorporated into detailed description, wherein each claim is used as alone the individual preferred embodiment of the present invention.
For can be realized any technical staff in the art or using the present invention, above to disclosed embodiment into
Description is gone.To those skilled in the art；The various modifications mode of these embodiments will be apparent from, and this
The General Principle of text definition can also be suitable for other embodiments on the basis of not departing from the spirit and scope of the disclosure.
Therefore, the disclosure is not limited to embodiments set forth herein, but most wide with principle disclosed in the present application and novel features
Range is consistent.
Description above includes the citing of one or more embodiments.Certainly, in order to describe above-described embodiment and description portion
The all possible combination of part or method is impossible, but it will be appreciated by one of ordinary skill in the art that each implementation
Example can do further combinations and permutations.Therefore, embodiment described herein is intended to cover fall into the appended claims
Protection scope in all such changes, modifications and variations.In addition, with regard to term used in specification or claims
The mode that covers of "comprising", the word is similar to term " includes ", just as " including " solved in the claims as transitional word
As releasing.In addition, the use of any one of specification in claims term "or" being to indicate " non-exclusionism
Or ".
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. it is a kind of simulate multi-layer Underground Water laminar motion experiment casing, which is characterized in that including box-like body (1), laterally into
Water installations (2), water-bearing layer (9) and relative water resisting layer (8), the box-like body (1) include the first side wall (11) and second sidewall
(12), the first side wall (11) and the second sidewall (12) are oppositely arranged, and the lateral intake device (2) is arranged described
On the first side wall (11), the lateral intake device (2) include first without sand porous disc (21) and second without sand porous disc (25),
Described first, which is located at external water stream without sand porous disc (21), enters in box-like body (1) on the path of water-bearing layer (9), and second without sand
Porous disc (25) is located at from the path that box-like body (1) is discharged in water flow in water-bearing layer (9)；The water-bearing layer (9) and the phase
Water barrier (8) are arranged in the box-like body (1), and the water-bearing layer (9) contact with the relative water resisting layer (8) and set
It sets.
2. experiment casing according to claim 1, which is characterized in that the lateral intake device (2) further includes more and leads
Water pipe (24), the more aqueducts (24) are arranged at intervals on the first side wall (11), and described first without sand porous disc
(21) going out on flow path in the aqueduct (24), the aqueduct (24) is equipped with water guide regulating valve (23).
3. experiment casing according to claim 2, which is characterized in that the horizontal distance of the adjacent aqueduct (24) is
40cm, vertical range 20cm.
4. experiment casing according to claim 1, which is characterized in that described first without sand porous disc (21) and described first
Side wall (11) is detachably connected, and described second is detachably connected without sand porous disc (25) and the second sidewall (12).
5. experiment casing according to claim 2, which is characterized in that the experiment casing has multiple water-bearing layers
(9) and multiple relative water resisting layers (8), and the water-bearing layer (9) are arranged alternately with the relative water resisting layer (8), described
Lateral intake device (2) further includes multiple water supply devices (22), the corresponding water-bearing layer of a water supply device (22)
(9), the water supply device (22) has water storage box (221), and the water storage box (221) is connected with the aqueduct (24) pipeline,
And the water supply device (22) is equipped with flow control valve (222).
6. experiment casing according to claim 5, which is characterized in that the water supply device (22) further includes slideway (223)
And hydraulic cylinder, the water storage box (221) is slidable to be arranged on the slideway (223), the movable end of the hydraulic cylinder
It is connect with the water storage box (221).
7. experiment casing according to claim 6, which is characterized in that there are graduated scale (224) on the slideway (223),
The graduated scale (224) is arranged in the water storage box (221) glide direction.
8. experiment casing according to claim 1, which is characterized in that it further include multiple lateral row water pipes (3), it is described lateral
Drainpipe (3) is arranged at intervals on the second sidewall (12), and the lateral row water pipe (3) is permeable without sand positioned at described second
Plate (25) goes out on flow path, and the lateral row water pipe (3) is equipped with draining regulating valve (7)；On the lateral row water pipe (3) also
Equipped with current meter.
9. experiment casing according to claim 1, which is characterized in that further include setting above the box-like body (1)
Flusher (4), the box-like body (1) has opening (14), the spray area of the flusher (4) and the opening
(14) area is identical.
10. experiment casing according to claim 1, which is characterized in that the box-like body (1) has support the first side wall
(11) and the bottom wall (13) of second sidewall (12), bottom wall (13) inside are equipped with third without sand porous disc (5), and/or, in institute
It states and is equipped with vertical drainpipe (6) on the outside of bottom wall (13).
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| CN110702562A (en) * | 2019-10-25 | 2020-01-17 | 济南大学 | Two-dimensional pore medium water and fine particle migration simulation test device |
| CN110702878A (en) * | 2019-10-14 | 2020-01-17 | 中国地震局工程力学研究所 | Test box for sandy soil geotechnical model |
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