CN110108768A - Soil sample electrical parameter experimental observation device under liquid flowing - Google Patents
Soil sample electrical parameter experimental observation device under liquid flowing Download PDFInfo
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- CN110108768A CN110108768A CN201910434766.3A CN201910434766A CN110108768A CN 110108768 A CN110108768 A CN 110108768A CN 201910434766 A CN201910434766 A CN 201910434766A CN 110108768 A CN110108768 A CN 110108768A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
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Abstract
The present invention provides the soil sample electrical parameter experimental observation devices under a kind of flowing of liquid, including pedestal, support base, electrode can, current electrode, observation electrode and staving；Wherein, the two side ends of pedestal are respectively arranged with limiting groove, and electrode can includes first electrode tank and second electrode tank；First electrode tank and second electrode tank are mounted in limiting groove respectively；Installation settings has observation electrode respectively for the inside of first electrode tank and second electrode tank；Current electrode is close to and is electrically connected the lateral wall of first electrode tank and second electrode tank；The bottom of support base is set on the base；The top braces staving of support base；The inner end of the side connection first electrode tank of staving, the inner end of another side connection second electrode tank.Staving and electrode can are worked in coordination in the present invention, be can measure resistivity under the Parameters variations such as head pressure, flow rate of liquid, seepage velocity, polarizability, are made up the deficiency of existing specimen electrical character measuring device measurement range.
Description
Technical field
The present invention relates to the devices of geophysical electricity (magnetic) method Exploration Domain, and in particular, to the soil sample under liquid flowing
Electrical parameter experimental observation device.
Background technique
Since the ability of different adsorption by soil zwitterions is different, zwitterion concentration difference contained by soil can cause to swash
Electrical effect generates polarization phenomena.Research shows that the factors such as liquid seepage speed, flow rate of liquid, head pressure in soil will affect
Resistivity, the polarizability observation of soil sample, and current rock sample electrical parameter observation device can not observe liquid
Sample percolation flow velocity value and electrical parameter value under flowing, can only test the electrical parameter of fixed form sample, it is therefore desirable to set
Count corresponding test observation device.
The purpose of the present invention is can only measure the electrical ginseng of fixed form sample to solve above-mentioned rock sample test device
Several technical problems, in order to overcome the deficiencies of the prior art, referring to Darcy's law experimental provision, be arranged it is a kind of it is easy to use, can grasp
Soil sample electrical property characterization parameter experimental observation device under the strong liquid flowing of the property made.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide the soil sample electrical parameter under a kind of flowing of liquid is real
Test observation device.
Soil sample electrical parameter experimental observation device under a kind of liquid flowing provided according to the present invention, which is characterized in that
Including pedestal, support base, electrode can, current electrode, observation electrode and staving；
Wherein, the two side ends of the pedestal are respectively arranged with limiting groove, and the electrode can includes first electrode tank and
Two electrode cans；The first electrode tank and second electrode tank are mounted on respectively in the limiting groove；The first electrode
Installation settings has the observation electrode respectively for the inside of tank and second electrode tank；The current electrode is close to the first electrode tank
With the lateral wall of second electrode tank and be electrically connected with the first electrode tank and the second electrode tank；
The bottom of the support base connects the pedestal by nut thread；Bucket described in the top braces of the support base
Body；One side of the staving connects the inner end of the first electrode tank, and another side connects the interior of the second electrode tank
Side.
Preferably, the staving includes pressurization inlet, water outlet, the very poor eliminating layer of first electrode current potential and the first infiltration
Plate；
The top of the staving offers the pressurization inlet, and the pressurization inlet is for connecting booster pump；The water outlet
Mouth is provided with the bottom of the staving；Filter plate is installed in the water outlet, is provided with filter paper on filter plate；The water outlet goes out
Flow rate of water flow meter is installed at water end (W.E.) mouth；
The first infiltration plate is arranged in the staving two side ends；The very poor eliminating layer of first electrode current potential is laid on institute
State the outside of the first infiltration plate；The lateral surface of the very poor eliminating layer of first electrode current potential be close to respectively the first electrode tank and
Second electrode tank.
Preferably, the support base includes jacking, height adjustment nut, screw rod and support base chassis；
The bottom of the top end part support jacking of the screw rod；The bottom end of the screw rod sequentially passes through the height adjustment spiral shell
Female, the described support base chassis, the pedestal are simultaneously fixed on the support base chassis by the height adjustment nut；The spiral shell
Bar is connect with the height adjustment nut thread；The support base chassis limit is fixed in the pedestal；
The jacking is close to the bottom of the staving and supports the staving；The screw rod can pass through the height adjustment
Nut rises or falls.
Preferably, the invention also includes studs；
One end protrusion setting of the stud is connected on the current electrode, and the other end is for connecting power supply.
Preferably, the inner sidewall of the first electrode tank and second electrode tank offers first through hole and second respectively and leads to
Hole；
One end of the staving connects the first through hole；The other end of the staving connects second through-hole and connects.
Preferably, the invention also includes the second infiltration plate and the very poor eliminating layers of second electrode current potential；
The first through hole and the second through-hole are blocked with the second infiltration plate respectively；The lateral surface of the second infiltration plate
Lay the very poor eliminating layer of second electrode current potential；The very poor eliminating layer of first electrode current potential of two sides is close to second electricity respectively
The very poor eliminating layer of electrode potential.
Preferably, the electrode can is made of insulating material.
Preferably, the staving is calculated for accommodating soil sample, the resistivity and polarizability of the soil sample using following formula:
Resistivity formula:
Polarizability formula:
ΔV1To acquire the arithmetic mean of instantaneous value that several primary fields record data, Δ V2Data are recorded for several secondary fields
Arithmetic mean of instantaneous value, I be the corresponding current value of primary field, A be plastic cylinder cross-sectional area, L be plastic cylinder axial direction
Length.
Compared with prior art, the present invention have it is following the utility model has the advantages that
1, staving and electrode can are worked in coordination in the present invention, can measure the ginseng such as head pressure, flow rate of liquid, seepage velocity
Resistivity, polarizability under number variation, make up the deficiency of existing specimen electrical character measuring device measurement range；
2, pressurization inlet is provided in the present invention on staving, adjustable water pressure flows into the flow velocity of staving, load to control
Pressure changes linearly；
3, apparatus of the present invention economic cost is low, and small volume and less weight is easy to carry about with one, and is suitble to field work, is sampled survey in time
It is fixed, the effective solution low technical problem of sample determination efficiency；
4, the configuration of the present invention is simple, it is rationally distributed, it is easy to spread.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is cross-sectional view of the invention；
Fig. 2 is the cross-sectional view of support base in the present invention；
Fig. 3 is the cross-sectional view of pedestal in the present invention；
Wherein, 1 is pedestal；2 be support base；3 be electrode can；4 be staving；5 be observation electrode；6 be current electrode；7 are
First infiltration plate；8 be the very poor eliminating layer of first electrode current potential；9 be flow rate of water flow meter；10 be stud；11 be height adjustment nut；
12 be support base pedestal.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
In the present embodiment, the soil sample electrical parameter experimental observation device under a kind of liquid flowing provided by the invention, packet
Include pedestal 1, support base 2, electrode can 3, current electrode 6, observation electrode 5 and staving 4；
Wherein, the two side ends of the pedestal 1 are respectively arranged with limiting groove, the electrode can 3 include first electrode tank and
Second electrode tank；The first electrode tank and second electrode tank are mounted on respectively in the limiting groove；First electricity
Installation settings has the observation electrode 5 respectively for the inside of pole tank and second electrode tank；The current electrode 6 is close to first electricity
It the lateral wall of pole tank and second electrode tank and is electrically connected with the first electrode tank and the second electrode tank；
In an embodiment of the present invention, the current electrode 6 is made of copper sheet；The observation electrode 5 is made of copper rod.
The electrode can 3 is made of the good plastics of insulating properties, for the open cuboid of long 15cm, width 9cm.
The bottom of the support base 2 connects the pedestal 1 by nut thread；Described in the top braces of the support base 2
Staving 4；One side of the staving 4 connects the inner end of the first electrode tank, and another side connects the second electrode tank
Inner end.
Staving and electrode can are worked in coordination in the present invention, can measure the parameters such as head pressure, flow rate of liquid, seepage velocity
Resistivity, polarizability under variation, make up the deficiency of existing specimen electrical character measuring device measurement range.
In an embodiment of the present invention, the solution of tinning is lead chloride (copper sulphate) electrolytic solution in the electrode can 3；Institute
Electrode can 3 is stated to be made of insulating material.
The staving 4 includes pressurization inlet, water outlet, the very poor eliminating layer 8 of first electrode current potential and the first infiltration plate 7；
The top of the staving 4 offers the pressurization inlet, and the pressurization inlet is for connecting booster pump；Pass through pressure
Adjusting control flow rate of liquid；The water outlet is provided with the bottom of the staving 4；Filter plate is installed in the water outlet, is filtered
Filter paper is provided on plate；Flow rate of water flow meter 9 is installed at the water outlet port of the water outlet；Measure flow rate of liquid.
The first infiltration plate 7 is arranged in 4 two side ends of staving；The very poor eliminating layer 8 of first electrode current potential is laid with
In the outside of the first infiltration plate 7；The lateral surface of the very poor eliminating layer 8 of first electrode current potential is close to first electricity respectively
Pole tank and second electrode tank.
Hard shell plastics of the staving 4 by diameter in 5-7cm are made.
The support base 2 includes jacking, height adjustment nut 11, screw rod and support base chassis 12；
The bottom of the top end part support jacking of the screw rod；The bottom end of the screw rod sequentially passes through the height adjustment spiral shell
Mother 11, the support base chassis 12, the pedestal 1 are simultaneously fixed on the support base chassis 12 by the height adjustment nut 11
On；The screw rod is threadedly coupled with the height adjustment nut 11；The limit of support base chassis 12 is fixed on the pedestal 1
It is interior；
The jacking is close to the bottom of the staving 4 and supports the staving 4；The screw rod can be adjusted by the height
Section nut 11 rises or falls.
The jacking be it is arc-shaped, arc diameter and the staving 4 are consistent, and injection in the cylinder 4 can be effectively prevented
It is slid caused by barrel body rotation when liquid.The support base 2 is symmetrically placed, topples when preventing the cylinder 4 from injecting liquid or so.
In one embodiment of this invention, the pedestal 1 is made by the good material of insulation performance, lower peripheral size
For 12cm × 24cm, high 2cm, it is equipped with the groove sliding rail that a depth is 0.5cm at each 1cm in distance periphery, the electricity is facilitated with this
The fixation of pole tank 3, while being also beneficial to the balance sliding of the support base 2.Digging at the middle part of groove sliding rail has one 4cm × 12cm
Blank mouth, to the support base 2 placement provide space.
The invention also includes studs 10；
One end protrusion setting of the stud 10 is connected on the current electrode 6, and the stud 10 is beyond outside electrode can 3
0.6cm is held, it can external single-frequency or dual frequency power supplies.
The current electrode 5 is directly connected with the stud 10；Junction and confession of the stud 10 with the electrode can 3
Electrode 5 and the junction leakproofness of the stud 10 are good.
The inner sidewall of the first electrode tank and second electrode tank offers first through hole and the second through-hole respectively；
One end of the staving 4 connects the first through hole；The other end of the staving 4 connects second through-hole and connects.
The invention also includes the second infiltration plate and the very poor eliminating layers of second electrode current potential；
The first through hole and the second through-hole are blocked with the second infiltration plate respectively；The lateral surface of the second infiltration plate
Lay the very poor eliminating layer of second electrode current potential；The very poor eliminating layer 8 of the first electrode current potential of two sides is close to described second respectively
The very poor eliminating layer of electrode potential.
The very poor eliminating layer of first electrode current potential and the very poor eliminating layer contact of the second electrode current potential are good, can eliminate
Observation electrode 5 directly contacts the very poor interference of the unstable electrode potential of sample bring.
In an embodiment of the present invention, the first infiltration plate, the second infiltration plate are made of gypsum；Described first
The very poor eliminating layer of electrode potential, the very poor eliminating layer of second electrode current potential are made of cotton.
The support base chassis 12 is on the blank mouth in the pedestal 1.The support base 2 place it is reliable after by staving
It is stably placed on the jacking, rotates the height adjustment nut 11, adjust the height of 4 position of staving, make the bucket
The measured zone center of 4 both ends center of body and 3 inner end of electrode can is in the same horizontal line.4 both ends of staving are applied simultaneously
If cotton be in close contact, when cannot be in close contact, slidably the electrode can 3 is adjusted.
In an embodiment of the present invention, pollution sample adjusts water pressure by the external booster pump of pressurization inlet and flows into control
The flow velocity of staving, on-load pressure change linearly, and water pressure is measured by pressure gauge.
The liquid need to fill the entire sample cylinder 4, guarantee that current parallel is flowed axially through in the liquid sample.
The very poor eliminating layer of first electrode current potential and electricity that the liquid sample passes through 4 left and right sides of sample cylinder
The very poor eliminating layer conducting of the second electrode current potential of 3 outer end of pole tank.
After pollution sample enters the staving 4, passes through the gypsum at soil sample and both ends and permeate observation electrode 5 described in plate and two sides
Conducting, the 6 both ends load time of current electrode domain or two-frequency signal constitute emission system, pass through the flow rate of water flow meter 9
It is observed potential difference while observing flow rate of liquid, resistivity and polarizability can be measured.
The staving 4 is calculated for accommodating soil sample, the resistivity and polarizability of the soil sample using following formula:
Resistivity formula:
Polarizability formula:
ΔV1To acquire the arithmetic mean of instantaneous value that several primary fields record data, Δ V2Data are recorded for several secondary fields
Arithmetic mean of instantaneous value, I be the corresponding current value of primary field, A be plastic cylinder cross-sectional area, L be plastic cylinder axial direction
Length.
It need to be controlled within the scope of certain time in whole measurement process, testing liquid and electrode solution otherwise should be replenished in time.
Terminate when measuring work, liquid and soil sample are discharged by water outlet.Pedestal 1, support base 2 and cylinder 4 are put after being rinsed with clear water
It sets, save.
Staving and electrode can are worked in coordination in the present invention, can measure the parameters such as head pressure, flow rate of liquid, seepage velocity
Resistivity, polarizability under variation, make up the deficiency of existing specimen electrical character measuring device measurement range；It is set on staving in the present invention
It is equipped with pressurization inlet, adjustable water pressure flows into the flow velocity of staving to control, and on-load pressure changes linearly；Apparatus of the present invention warp
It helps at low cost, small volume and less weight is easy to carry about with one, and it is suitble to field work, is sampled measurement in time, effective solution sample measurement
The technical issues of low efficiency；The configuration of the present invention is simple, it is rationally distributed, it is easy to spread.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (8)
1. the soil sample electrical parameter experimental observation device under a kind of liquid flowing, which is characterized in that including pedestal (1), support base
(2), electrode can (3), current electrode (6), observation electrode (5) and staving (4)；
Wherein, the two side ends of the pedestal (1) are respectively arranged with limiting groove, the electrode can (3) include first electrode tank and
Second electrode tank；The first electrode tank and second electrode tank are mounted on respectively in the limiting groove；First electricity
Installation settings has the observation electrode (5) respectively for the inside of pole tank and second electrode tank；The current electrode (6) is close to described the
It the lateral wall of one electrode can and second electrode tank and is electrically connected with the first electrode tank and the second electrode tank；
The bottom of the support base (2) is arranged on the pedestal (1)；Staving described in the top braces of the support base (2)
(4)；One side of the staving (4) connects the inner end of the first electrode tank, and another side connects the second electrode tank
Inner end.
2. the soil sample electrical parameter experimental observation device under liquid flowing according to claim 1, which is characterized in that described
Staving (4) includes pressurization inlet, water outlet, the very poor eliminating layer of first electrode current potential (8) and the first infiltration plate (7)；
The top of the staving (4) offers the pressurization inlet, and the pressurization inlet is for connecting booster pump；The water outlet
It is provided with the bottom of the staving (4)；Filter plate is installed in the water outlet, is provided with filter paper on filter plate；The water outlet
Flow rate of water flow meter (9) are installed at water outlet port；
First infiltration plate (7) is arranged in the staving (4) two side ends；The very poor eliminating layer of first electrode current potential (8) paving
It is located at the outside of first infiltration plate (7)；Described in the lateral surface of the very poor eliminating layer of first electrode current potential (8) is close to respectively
First electrode tank and second electrode tank.
3. the soil sample electrical parameter experimental observation device under liquid flowing according to claim 1, which is characterized in that described
Support base (2) includes jacking, height adjustment nut (11), screw rod and support base chassis (12)；
The bottom of the top end part support jacking of the screw rod；The bottom end of the screw rod sequentially passes through the height adjustment nut
(11), the support base chassis (12), the pedestal (1) and the support base is fixed on by the height adjustment nut (11)
On chassis (12)；The screw rod is threadedly coupled with the height adjustment nut (11)；Support base chassis (12) limit is fixed
In the pedestal (1)；
The jacking is close to the bottom of the staving (4) and supports the staving (4)；The screw rod can be adjusted by the height
Section nut (11) rises or falls.
4. the soil sample electrical parameter experimental observation device under liquid flowing according to claim 1, which is characterized in that also wrap
Include stud (10)；
One end protrusion setting of the stud (10) is connected on the current electrode (6), and the other end is for connecting power supply.
5. the soil sample electrical parameter experimental observation device under liquid flowing according to claim 1, which is characterized in that described
The inner sidewall of first electrode tank and second electrode tank offers first through hole and the second through-hole respectively；
One end of the staving (4) connects the first through hole；The other end of the staving (4) connects second through-hole and connects.
6. the soil sample electrical parameter experimental observation device under liquid flowing according to claim 5, which is characterized in that also wrap
Include the second infiltration plate and the very poor eliminating layer of second electrode current potential；
The first through hole and the second through-hole are blocked with the second infiltration plate respectively；The lateral surface laying of the second infiltration plate
The very poor eliminating layer of second electrode current potential；The very poor eliminating layer of first electrode current potential (8) of two sides is close to second electricity respectively
The very poor eliminating layer of electrode potential.
7. the soil sample electrical parameter experimental observation device under liquid flowing according to claim 1, which is characterized in that described
Electrode can (3) is made of insulating material.
8. the soil sample electrical parameter experimental observation device under liquid flowing according to claim 1, which is characterized in that described
Staving (4) is calculated for accommodating soil sample, the resistivity and polarizability of the soil sample using following formula:
Resistivity formula:
Polarizability formula:
ΔV1To acquire the arithmetic mean of instantaneous value that several primary fields record data, Δ V2The calculation of data is recorded for several secondary fields
Art average value, I are the corresponding current value of primary field, and A is the cross-sectional area of plastic cylinder, and L is the axial length of plastic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434766.3A CN110108768A (en) | 2019-05-23 | 2019-05-23 | Soil sample electrical parameter experimental observation device under liquid flowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434766.3A CN110108768A (en) | 2019-05-23 | 2019-05-23 | Soil sample electrical parameter experimental observation device under liquid flowing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110108768A true CN110108768A (en) | 2019-08-09 |
Family
ID=67491920
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910434766.3A Pending CN110108768A (en) | 2019-05-23 | 2019-05-23 | Soil sample electrical parameter experimental observation device under liquid flowing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024587A (en) * | 2019-12-31 | 2020-04-17 | 重庆交通大学 | Soil-rock mixture flow potential testing device and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520256A (en) * | 2011-12-22 | 2012-06-27 | 中国地质科学院地球物理地球化学勘查研究所 | Measuring apparatus for measuring electric property of rock-ore and method thereof |
| CN103913634A (en) * | 2014-04-03 | 2014-07-09 | 中色地科矿产勘查股份有限公司 | Rock-ore specimen true electrical parameter testing method and device |
| CN106771615A (en) * | 2016-11-25 | 2017-05-31 | 江苏科技大学 | A kind of soil body electrical conductance and permeability multipurpose test system and method for testing |
| CN208568655U (en) * | 2018-08-10 | 2019-03-01 | 焦永鑫 | A kind of rock sample measurement electrical property frame |
-
2019
- 2019-05-23 CN CN201910434766.3A patent/CN110108768A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520256A (en) * | 2011-12-22 | 2012-06-27 | 中国地质科学院地球物理地球化学勘查研究所 | Measuring apparatus for measuring electric property of rock-ore and method thereof |
| CN103913634A (en) * | 2014-04-03 | 2014-07-09 | 中色地科矿产勘查股份有限公司 | Rock-ore specimen true electrical parameter testing method and device |
| CN106771615A (en) * | 2016-11-25 | 2017-05-31 | 江苏科技大学 | A kind of soil body electrical conductance and permeability multipurpose test system and method for testing |
| CN208568655U (en) * | 2018-08-10 | 2019-03-01 | 焦永鑫 | A kind of rock sample measurement electrical property frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024587A (en) * | 2019-12-31 | 2020-04-17 | 重庆交通大学 | Soil-rock mixture flow potential testing device and method |
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Application publication date: 20190809 |