CN106128260A - A kind of seepage flow analogue experiment method for teaching - Google Patents
A kind of seepage flow analogue experiment method for teaching Download PDFInfo
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- CN106128260A CN106128260A CN201610654486.XA CN201610654486A CN106128260A CN 106128260 A CN106128260 A CN 106128260A CN 201610654486 A CN201610654486 A CN 201610654486A CN 106128260 A CN106128260 A CN 106128260A
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- G—PHYSICS
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- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/40—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for geology
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Abstract
The present invention discloses a kind of seepage flow analogue experiment method for teaching, and step is as follows: (1) inserts the homogenizing sand sieved, cyclic water tank topped up with water to main body sand launder, prepares test；(2) opening motor, motor adjusts the height determining water level overflow groove by lifting screw, determines supply, excretion water level；Open feed pump to extra feed tank water supply start, water transport conditions and piezometric head situation of change under observation place；(3) keep determining water level overflow groove height constant, when each piezometric head is basicly stable, read each piezometric head value；(4) piezometric head value when stablizing according to device, draws diving and stablizes the head isogram of runoff field, and drafting diving is stablized runoff field motion pattern, calculated relevant hydrogeological parameter accordingly.Underground water transport can be moved process simulation by the present invention, the most also can obtain phreatic aquifer and the relevant parameter of diving migration, and the head isogram etc. stablizing runoff field for drawing diving provides data support.
Description
Technical field
The present invention relates to a kind of analogue experiment method, concretely relate to a kind of seepage flow simulation for teaching real
Proved recipe method.
Background technology
In the basis hydrogeology of traditional subsoil water science, hydrogeology specialty is imparted knowledge to students, seepage flow, underground water transport
Moving scheduling theory and mainly impart to student with the form of classroom explanation, the physical model lacking necessity is that student carries out groundwater flow
And the demonstration of migration process.
Summary of the invention
Based on above-mentioned technical problem, the present invention provides a kind of seepage flow analogue experiment method for teaching.
The adopted technical solution is that:
A kind of seepage flow analogue experiment method for teaching, uses seepage flow analogue experiment installation, this device bag
Include the transparent cabinet of top end opening, one end of transparent cabinet is provided with the first water guide sand baffle plate, the other end are provided with second
Water guide is every sand baffle plate, and transparent cabinet is separated into extra feed tank, excretion every sand baffle plate and the second water guide every sand baffle plate by the first water guide
Water tank and main body sand launder, extra feed tank and excretion water tank are positioned at the two ends of main body sand launder, are provided with the in the outside of extra feed tank
Certain water level overflow groove, first determines water level overflow groove is connected with first lifting screw driving its up and down motion, the first lifting spiral shell
Bar and the first electric-motor drive connect, and at the first first water-stop sheet that is internally provided with determining water level overflow groove, the first water-stop sheet will
First determines water level overflow groove is separated into the first chamber and the second chamber, and the first chamber determines head overflow pipe and make-up water by first
The bottom connection of case, the second chamber is connected with the top of cyclic water tank by the first spilling water return duct, and cyclic water tank is by supplying
Water pipe connects with extra feed tank, is provided with feed pump on feed pipe, and be provided with second determine water level excessive in the outside of excretion water tank
Tank, second determines water level overflow groove is connected with second lifting screw driving its up and down motion, the second lifting screw and the second electricity
Motivation is in transmission connection, and at the second second water-stop sheet that is internally provided with determining water level overflow groove, the second water-stop sheet determines water level by second
Overflow groove is separated into the 3rd chamber and the 4th chamber, and the 3rd chamber is determined head overflow pipe by second and connected with the bottom draining water tank
Logical, the 4th chamber is connected with the top of cyclic water tank by the second spilling water return duct, is arranged at intervals with survey in main body sand launder
Pressure pipe, described pressure-measuring pipe includes that pressure measurement outer tube body, pressure measurement outer tube body are vertically arranged in sand launder, on the inside of pressure measurement outer tube body
Being provided with the water leg connected with main body sand launder at lower differing heights, each water leg is connected by a pressure catheter and a glass tubing
Logical, described glass tubing is arranged on the sidewall of main body sand launder；Specifically comprising the following steps that of the method
(1) the homogenizing sand sieved is inserted to main body sand launder, cyclic water tank topped up with water, the first motor, second electronic
Machine and feed pump connect power supply, prepare test；
(2) opening the first motor and the second motor, the first motor adjusts first by the first lifting screw and determines water
The height of position overflow groove, the second motor adjusts the second height determining water level overflow groove by the second lifting screw, determine supply,
Excretion water level；Open feed pump to extra feed tank water supply start, water transport conditions and piezometric head situation of change under observation place；
(3) keeping first to determine water level overflow groove and second, to determine water level overflow groove height constant, treats that each piezometric head is basic
When stablizing, read each piezometric head value；
(4) piezometric head value when stablizing according to device, draws diving and stablizes the head isogram of runoff field, and according to
This draws diving and stablizes runoff field motion pattern, calculates relevant hydrogeological parameter.
Preferably, the top of described transparent cabinet is vertically arranged with securing plate, the top of described pressure-measuring pipe and securing plate
Center is fixed.
Preferably, described water leg is by being arranged at outside upper horizontal plate, lower horizontal board and the pressure measurement within pressure measurement outer tube body
The tube wall of body crowds around formation, and the tube wall of described pressure measurement outer tube body position between horizontal plate and lower horizontal board in correspondence sets
It is set to rigidity water guide every sand web frame.
Preferably, described pressure-measuring pipe is provided with 3-5 water leg, the glass being connected with the water leg on same pressure-measuring pipe
Pipe is the most vertically fixed in same fixed plate, is provided with scale in fixed plate.
The method have the benefit that:
The present invention can supply and drain ideal under conditions of to underground water transport move process simulation, for student
Carrying out the demonstration of groundwater flow and migration process, the present invention also can obtain phreatic aquifer and the relevant ginseng of diving migration simultaneously
Number, the head isogram etc. stablizing runoff field for drawing diving provides data support.
Accompanying drawing explanation
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings:
Fig. 1 is the front view of the used experimental provision of the inventive method；
Fig. 2 is the top view of the used experimental provision of the inventive method；
Fig. 3 is the structural principle schematic diagram of pressure-measuring pipe in the used experimental provision of the inventive method.
In figure: 1-transparent cabinet, 101-extra feed tank, 102-drains water tank, 103-main body sand launder, and 2-the first water guide is every sand
Baffle plate, 3-the second water guide is every sand baffle plate, and 4-first determines water level overflow groove, 5-the first lifting screw, 6-the first motor, 7-first
Water-stop sheet, 8-first determines head overflow pipe, and 9-first overflows water return duct, 10-cyclic water tank, 11-feed pipe, 12-feed pump,
13-second determines water level overflow groove, 14-the second lifting screw, 15-the second motor, 16-the second water-stop sheet, and 17-second determines head
Overflow pipe, 18-second overflows water return duct, 19-pressure-measuring pipe, 1901-pressure measurement outer tube body, 1902-water leg, and 1903-pressure measurement is led
Pipe, 1904-glass tubing, 1905-rigidity water guide is every sand web frame, 20-knee wall, 21-securing plate, 22-fixed plate, 23-homogenizing
Sand, 24-gripper shoe.
Detailed description of the invention
In conjunction with accompanying drawing, a kind of seepage flow analogue experiment method for teaching, it uses seepage flow simulation experiment to fill
Putting, this device includes the transparent cabinet 1 of top end opening, is provided with the first water guide in one end of transparent cabinet 1 every sand baffle plate 2, separately
One end is provided with the second water guide and all plays sand resistance every sand baffle plate 3 every sand baffle plate 2 and the second water guide every sand baffle plate 3, the first water guide
Every and can allow the effect that current pass through.Transparent cabinet 1 is separated into every sand baffle plate 3 by the first water guide every sand baffle plate 2 and the second water guide
Extra feed tank 101, excretion water tank 102 and main body sand launder 103, extra feed tank 101 and excretion water tank 102 are positioned at main body sand launder 103
Two ends.The outside of extra feed tank 101 being provided with first and determines water level overflow groove 4, first determines water level overflow groove 4 and drives on it
First lifting screw 5 of lower motion connects, and the first lifting screw 5 is in transmission connection with the first motor 6.Water level spilling water is determined first
Groove 4 be internally provided with the first water-stop sheet 7, the first water-stop sheet 7 is determined water level overflow groove by first and is separated into the first chamber and second
Chamber, the first chamber determine head overflow pipe 8 connects with the bottom of extra feed tank 101 by first, and it is excessive that the second chamber passes through first
Effluent recycling pipe 9 connects with the top of cyclic water tank 10.Cyclic water tank 10 is connected with extra feed tank 101 by feed pipe 11,
Feed pump 12 it is provided with on feed pipe 11.The outside of excretion water tank 102 being provided with second and determines water level overflow groove 13, second determines water
Position overflow groove 13 is connected with driving its second lifting screw 14 moved up and down, and the second lifting screw 14 passes with the second motor 15
Being dynamically connected, at the second second water-stop sheet 16 that is internally provided with determining water level overflow groove 13, the second water-stop sheet 16 determines water level by second
Overflow groove is separated into the 3rd chamber and the 4th chamber, and the 3rd chamber determines head overflow pipe 17 and excretion water tank 102 by second
Bottom connection, the 4th chamber is connected with the top of cyclic water tank 10 by the second spilling water return duct 18.In main body sand launder 103
Being arranged at intervals with pressure-measuring pipe 19, described pressure-measuring pipe 19 includes pressure measurement outer tube body 1901, and pressure measurement outer tube body 1901 is vertical in sand launder
Arrange, at the upper and lower differing heights in the inside of pressure measurement outer tube body, be provided with the water leg 1902, Mei Yiji connected with main body sand launder
Tank 1902 is connected with a glass tubing 1904 by a pressure catheter 1903, and described glass tubing 1904 is arranged at the side of main body sand launder
On wall.Specifically comprising the following steps that of the method
(1) the homogenizing sand 23 sieved is inserted to main body sand launder 103, cyclic water tank 10 topped up with water, the first motor 6,
Second motor 15 and feed pump 12 connect power supply, prepare test；
(2) opening the first motor 6 and the second motor 15, the first motor 6 adjusts first by the first lifting screw 5
Determining the height of water level overflow groove 4, the second motor 15 adjusts the second height determining water level overflow groove 13 by the second lifting screw 14
Degree, determines supply, excretion water level；Open feed pump 12 to extra feed tank 101 water supply start, note water transport conditions under observation place
With pressure-measuring pipe 19 change of water level situation；
(3) keeping first to determine water level overflow groove 4 and second, to determine water level overflow groove 13 the most constant, treats each pressure-measuring pipe 19 head
Time basicly stable, read each pressure-measuring pipe 19 head value；
(4) pressure-measuring pipe 19 head value when stablizing according to device, draws diving and stablizes the head isogram of runoff field, and
Draw diving accordingly to stablize runoff field motion pattern, calculate relevant hydrogeological parameter.
The change of water level situation of above-mentioned pressure-measuring pipe 19 can be by the glass being connected with pressure catheter 1903 with head value etc.
Pipe 1904 reflects.
The present invention can supply and drain ideal under conditions of to underground water transport move process simulation, for student
Carrying out the demonstration of groundwater flow and migration process, the present invention also can obtain phreatic aquifer and the relevant ginseng of diving migration simultaneously
Number, the head isogram etc. stablizing runoff field for drawing diving provides data support.Pressure-measuring pipe of the present invention uses water leg
Frame mode gathers the water of main body sand launder ad-hoc location, improves instantaneity and the accuracy of the parameter acquiring such as head value.This
Bright by determining water level overflow groove scalable extra feed tank and the water level of excretion water tank, determine water level overflow groove by nut and upgrading spiral shell
Bar fits into line height regulation, and operation is precisely, simple and convenient, and the water determining water level overflow groove spilling can return to cyclic water tank and enters
Row recycling, it is to avoid water resource waste.
As the further design to the present invention, described transparent cabinet 1 is to be processed into by poly (methyl methacrylate) plate, high-strength light
And conveniently observe.The two ends, bottom of described transparent cabinet are provided with knee wall 20, described cyclic water tank 10 be positioned at two knee walls it
Between.Be provided with gripper shoe 24 at the two ends, top of transparent cabinet 1, the first motor 6 and the second motor 15 are individually positioned in two
In the gripper shoe 24 of end.
Further, described first determines water level overflow groove 4 is connected with the first nut, the first nut and the first lifting screw
5 with the use of, along with the first lifting screw 5 rotates and reverse under the drive of the first motor 6, and then first can be driven
Determine water level overflow groove to rise or fall, compare the transmission process being similar to leading screw with screw.Second determines water level overflow groove 13 and
Two nuts connect, the second nut and the second lifting screw 14 with the use of, concrete motor process is ibid.
Further, described feed pipe is connected with the bottom of extra feed tank, is provided with unidirectional stop valve on feed pipe.
Further, the top of described transparent cabinet 1 is vertically arranged with securing plate 21, the top of described pressure-measuring pipe 19 with
The center of securing plate 21 is fixed.On the one hand arranging of securing plate 21 can play the reinforcement effect to transparent cabinet, prevents main body sand
Deformation occurs at groove, on the other hand can play the effect of fixing pressure-measuring pipe 19.
Further, described water leg 1902 be by the upper horizontal plate being arranged within pressure measurement outer tube body, lower horizontal board and
The tube wall of pressure measurement outer tube body crowds around formation, the tube wall of described pressure measurement outer tube body position between horizontal plate and lower horizontal board in correspondence
The place of putting is arranged to rigidity water guide every sand web frame 1905.
Further, described pressure-measuring pipe is provided with 3 water legs, respectively with 3 water legs on same pressure-measuring pipe
3 glass tubings 1904 connected the most vertically are fixed in same fixed plate 22, are provided with scale, to read survey in fixed plate 22
Pressure pipe head value.
The present invention can be used for the aeration zone of multiple rock and soil properties, the groundwater flow of phreatic aquifer, transported simulation.
The relevant technology contents do not addressed in aforesaid way is taked or uses for reference prior art to realize.
It should be noted that any equivalent replacement side under the teaching of this specification, done by those skilled in the art
Formula, or substantially variant, all should be within protection scope of the present invention.
Claims (4)
1. the seepage flow analogue experiment method for teaching, it is characterised in that use seepage flow analogue experiment installation,
This device includes the transparent cabinet of top end opening, one end of transparent cabinet is provided with the first water guide and sets every sand baffle plate, the other end
It is equipped with the second water guide and every sand baffle plate, transparent cabinet is separated into make-up water every sand baffle plate and the second water guide every sand baffle plate, the first water guide
Case, excretion water tank and main body sand launder, extra feed tank and excretion water tank are positioned at the two ends of main body sand launder, set in the outside of extra feed tank
Being equipped with first and determine water level overflow groove, first determines water level overflow groove is connected with first lifting screw driving its up and down motion, and first
Lifting screw and the first electric-motor drive connect, at the first first water-stop sheet that is internally provided with determining water level overflow groove, first every
Water plate is determined first water level overflow groove and is separated into the first chamber and the second chamber, the first chamber by first determine head overflow pipe and
The bottom connection of extra feed tank, the second chamber is connected with the top of cyclic water tank by the first spilling water return duct, cyclic water tank
Connected with extra feed tank by feed pipe, feed pipe is provided with feed pump, the outside of excretion water tank is provided with second fixed
Water level overflow groove, second determine water level overflow groove and drive its move up and down second lifting screw is connected, the second lifting screw and
Second electric-motor drive connects, and at the second second water-stop sheet that is internally provided with determining water level overflow groove, the second water-stop sheet is by second
Determining water level overflow groove and be separated into the 3rd chamber and the 4th chamber, the 3rd chamber determines head overflow pipe and excretion water tank by second
Bottom connection, the 4th chamber is connected with the top of cyclic water tank by the second spilling water return duct, is spaced and sets in main body sand launder
Being equipped with pressure-measuring pipe, described pressure-measuring pipe includes that pressure measurement outer tube body, pressure measurement outer tube body are vertically arranged in sand launder, at pressure measurement outer tube body
Being provided with, at internal differing heights up and down, the water leg connected with main body sand launder, each water leg passes through a pressure catheter and a glass
Glass pipe connects, and described glass tubing is arranged on the sidewall of main body sand launder；Specifically comprising the following steps that of the method
(1) insert the homogenizing sand sieved to main body sand launder, cyclic water tank topped up with water, the first motor, the second motor and
Feed pump connects power supply, prepares test；
(2) opening the first motor and the second motor, the first motor is determined water level by the first lifting screw adjustment first and is overflow
The height of tank, the second motor adjusts the second height determining water level overflow groove by the second lifting screw, determines supply, excretion
Water level；Open feed pump to extra feed tank water supply start, water transport conditions and piezometric head situation of change under observation place；
(3) keeping first to determine water level overflow groove and second, to determine water level overflow groove height constant, treats that each piezometric head is basicly stable
Time, read each piezometric head value；
(4) piezometric head value when stablizing according to device, draws diving and stablizes the head isogram of runoff field, and paint accordingly
System diving is stablized runoff field motion pattern, is calculated relevant hydrogeological parameter.
A kind of seepage flow analogue experiment method for teaching the most according to claim 1, it is characterised in that: described
The top of camera-lucida body is vertically arranged with securing plate, and the top of described pressure-measuring pipe is fixed with the center of securing plate.
A kind of seepage flow analogue experiment method for teaching the most according to claim 1, it is characterised in that: described collection
Tank is to be crowded around by the tube wall of the upper horizontal plate being arranged within pressure measurement outer tube body, lower horizontal board and pressure measurement outer tube body to be formed, institute
State the tube wall of the pressure measurement outer tube body position in correspondence between horizontal plate and lower horizontal board to be arranged to rigidity water guide and tie every sand net
Structure.
A kind of seepage flow analogue experiment method for teaching the most according to claim 1, it is characterised in that: described survey
Being provided with 3-5 water leg in pressure pipe, the glass tubing being connected with the water leg on same pressure-measuring pipe is the most vertically fixed on same solid
Determine on plate, fixed plate is provided with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610654486.XA CN106128260A (en) | 2016-08-11 | 2016-08-11 | A kind of seepage flow analogue experiment method for teaching |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610654486.XA CN106128260A (en) | 2016-08-11 | 2016-08-11 | A kind of seepage flow analogue experiment method for teaching |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884280A (en) * | 2019-04-08 | 2019-06-14 | 吉林大学 | Plant the quantitative response experimental system of silicon body microscopic geometry and soil phreatic surface |
| CN112309219A (en) * | 2020-11-26 | 2021-02-02 | 中国地质大学（武汉） | Simulation device and simulation method for fur buyi diving well flow |
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| CN105243935A (en) * | 2015-11-17 | 2016-01-13 | 安徽理工大学 | Testing device for simulating and verifying motion of underground water toward well near boundary |
| CN105355128A (en) * | 2015-12-01 | 2016-02-24 | 安徽理工大学 | Adjustable multistage underground current system test apparatus |
| CN105489100A (en) * | 2016-01-28 | 2016-04-13 | 成都理工大学 | Diluvial fan underground water seepage simulation device |
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| CN101110175A (en) * | 2007-08-28 | 2008-01-23 | 成都理工大学 | Geological environment simulating experiment device |
| CN201311738Y (en) * | 2008-08-29 | 2009-09-16 | 西南交通大学 | Underground watershed demonstrator |
| CN101763765A (en) * | 2010-02-04 | 2010-06-30 | 成都理工大学 | Simulated experiment device of infiltration and seepage |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112309219A (en) * | 2020-11-26 | 2021-02-02 | 中国地质大学（武汉） | Simulation device and simulation method for fur buyi diving well flow |
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Application publication date: 20161116 |