CN107101801A - A kind of lower erratic boulder migration distance in-site modeling test device of trend effect - Google Patents
A kind of lower erratic boulder migration distance in-site modeling test device of trend effect Download PDFInfo
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- CN107101801A CN107101801A CN201710252233.4A CN201710252233A CN107101801A CN 107101801 A CN107101801 A CN 107101801A CN 201710252233 A CN201710252233 A CN 201710252233A CN 107101801 A CN107101801 A CN 107101801A
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- Prior art keywords
- erratic boulder
- pedestal
- migration distance
- test device
- modeling test
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
Abstract
The invention discloses a kind of lower erratic boulder migration distance in-site modeling test device of trend effect, including pedestal；Simulation bed is located on pedestal and sealed accommodation space is formed between the two；The flexible relief part of simulation bed；Conducting film is located at relief part inwall；Some electrodes are located at pedestal, and the position of electrode is corresponding with the opposing recesses of relief part respectively；Indicator is connected with electrode respectively；Elastomer isolators are additionally provided between simulation bed and pedestal；Pushing simulation bed by erratic boulder makes its lower notch distortion so that the conducting film at this connects back pointer instruction erratic boulder position with electrode contact to obtain erratic boulder migration distance data.The present invention realizes the field measurement of erratic boulder migration process under trend effect, for research block stone important meaning is respectively provided with to interaction of evolutionary process, the transport process of seashore Rock And Soil and wave and Rock And Soil of erratic boulder etc., and it is simple in construction, it is easy to operate, be conducive to large-scale promotion.
Description
Technical field
The invention belongs to field of marine, and in particular to a kind of lower erratic boulder migration distance in-site modeling test of trend effect
Device.
Background technology
China coastline is longer, and total length reaches 3.2 ten thousand kilometers, in lengthwise water front, and rock coast is a kind of important
Type, by diagenesis and slacking, the typically development of seashore rock mass has more joint fissure, makees for a long time in wave and gravity
Gradually avalanche, falls on seashore under.Fall rock block to shore current and offshore current trend effect under, constantly perpendicular to
Back and forth migrated on the direction of water front, in migration process, the corner angle of block stone are gradually worn and become erratic boulder.The distance and block of migration
Stone shape, rock density, tidal current speed, the depth of water and beach slope etc. are relevant, usually, block stone round and smooth degree is higher, density is smaller,
Flow velocity is bigger, the gradient is smaller, and migration distance is bigger.Migration distance farther out, may when meeting violent typhoon wave under strong wave action
It is transported at the deeper depth of water, and can not returns at offshore beach.The migration distance of erratic boulder is understood, for studying block stone to erratic boulder
Interaction of evolutionary process, the transport process of seashore Rock And Soil and wave and Rock And Soil etc. is respectively provided with important meaning.But
At present, for the migration distance of erratic boulder, in addition to theoretical method is calculated, effective device there is no to carry out field measurement.
The content of the invention
It is an object of the invention to overcome in place of the deficiencies in the prior art there is provided a kind of lower erratic boulder migration of trend effect away from
From in-site modeling test device, have the advantages that simple in construction, easy to operate.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of lower erratic boulder migration distance in-site modeling test device of trend effect, including：
Pedestal；
Simulation bed, is located on pedestal, and sealed accommodation space is formed between simulation bed and pedestal；If the simulation bed have by
Elastic relief part of the dry relative high spot with being alternately arranged composition at some opposing recesses；
Conducting film, is located at the relief part inwall and in the accommodation space；
Some electrodes, are located at pedestal and in the accommodation space, the positions of some electrodes respectively with it is described some
It is corresponding at opposing recesses；
Some indicators, are connected with some electrodes respectively；
The elastomer isolators for conducting film and electrode mutually to be separated are additionally provided between the simulation bed and pedestal；
Pushing simulation bed by erratic boulder makes its lower notch distortion so that conducting film at this connects back pointer with electrode contact
Erratic boulder position is indicated to obtain erratic boulder migration distance data.
In one embodiment：Also include some cables, some cables are located on pedestal, the indicator passes through electricity with electrode
Cable is connected.
In one embodiment：Also include substrate, the indicator is located on substrate.
In one embodiment：Also include power supply, the power supply is connected with the indicator and is its power supply.
In one embodiment：The elastomer isolators are two, and two elastomer isolators are separately positioned on the two ends of pedestal.
In one embodiment：The relative high spot is in class hemispherical projections.
In one embodiment：Some electrodes are arranged each parallel to water front direction.
In one embodiment：The electrode section is I-shaped in class.
In one embodiment：The electrode is made up of copper material；The pedestal is made of plastics；The substrate is plank.
In one embodiment：The elastomer isolators are spring；The indicator is LED light.
The technical program is compared with background technology, and it has the following advantages that：
The method that the present invention pushes simulation bed connection circuit illuminating indicators using erratic boulder in migration process, can be real-time
Judge the position where erratic boulder, so as to calculate the migration distance for obtaining erratic boulder under trend effect, realize erratic boulder in trend
The field measurement of the lower migration process of effect, for research block stone to the evolutionary process of erratic boulder, the transport process of seashore Rock And Soil with
And the interaction of wave and Rock And Soil etc. is respectively provided with important meaning, and it is simple in construction, it is easy to operate, be conducive to pushing away on a large scale
Extensively.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is erratic boulder migration distance in-site modeling test device diagrammatic cross-section under the trend effect of the present invention.
Fig. 2 is erratic boulder migration distance in-site modeling test device front schematic view under the trend effect of the present invention.
Reference：Pedestal 1, electrode 2, cable 3, elastomer isolators 4, simulation bed 5, indicator 6, power supply 7, substrate 8.
Embodiment
Present disclosure is illustrated below by embodiment：
Fig. 1 and Fig. 2 are refer to, a kind of trend acts on lower erratic boulder migration distance in-site modeling test device, including：
Pedestal 1, is made up of high strength plastics, and in flat cuboid, length × wide=5.0m × 0.5m, its length direction is vertical
In water front direction arrangement；
Simulation bed 5, is made up of elastoplast, is located on pedestal 1, and sealedly accommodating sky is formed between simulation bed 5 and pedestal 1
Between, seawater can not penetrate into；The simulation bed 5 has relief part, and the relief part is by some parallel to the relatively convex of water front direction
With being alternately arranged composition at some opposing recesses parallel to water front direction at rising, some relative high spots are convex in class hemispherical
Rise, it is close with the erratic boulder shape；
Conducting film, is made up of conductive rubber, pastes in the relief part inwall and in the accommodation space；
Some electrodes 2, are made up of the preferable copper material of electric conductivity, and its section is I-shaped in class, length 0.5m；Some electrodes
Form a line, be located at each parallel to water front direction arrangement on pedestal 1 and in the accommodation space, and some electrodes 2
Position it is corresponding with some opposing recesses, i.e., one electrode 2 is located at the lower section at an opposing recesses；
Some cables 3, are located on pedestal 1；
Some indicators 6, are some LED lights that the linear alignment is fixed on wooden substrate 8；One indicator 6 with
One electrode 2 is connected by a cable 3, and the position of corresponding electrode 2 is indicated on each side of indicator 6；
Power supply 7, is battery, is connected with some indicators 6 and is powered for it；
Two elastomer isolators 4, i.e. springs are additionally provided between pedestal 1 and simulation bed 5, respectively positioned at the two ends of pedestal 1, are used
Mutually separate with the electrode 2 on pedestal 1 in by the conducting film of the inwall of simulation bed 5.
Onsite application mode of the present invention is as follows：
Erratic boulder migration distance in-site modeling test device under the trend effect of the present invention is laid on the seashore that trend is acted on；
The one block of erratic boulder that will be tested is placed on the top of simulation bed 5, now erratic boulder trend to shore current and offshore current effect under, by
Gradually reciprocal migration, when being moved to some position, erratic boulder is pushed simulation bed 5 due to gravity, and elastic deformation occurs for simulation bed 5, makes
Obtain conducting film and the electrode 2 at this is contacted, the closing of circuit of the electrode 2 will be connected, the indicator 6 for connecting the electrode 2 sends light
It is bright, the position of electrode 2 is gone out according to the position of indicator 6 correspondence, you can learn the position where now erratic boulder；Erratic boulder is in simulation bed
When being moved back and forth on 5, simulation bed 5 is constantly pushed, the conducting film at the place of pushing gradually is connected with electrode 2, and other positions are led
Electrolemma and electrode 2 are isolated due to the elastic force of elastomer isolators 4 and the self-recovery shape of simulation bed 5, and indicator 6 does not send light
It is bright.The method lighted using indicator 6, can interpolate that out the position where erratic boulder, be acted on so as to calculate and obtain erratic boulder in trend
Under migration distance.
It is described above, only present pre-ferred embodiments, therefore the scope that the present invention is implemented can not be limited according to this, i.e., according to
The equivalent changes and modifications that the scope of the claims of the present invention and description are made, all should still belong in the range of the present invention covers.
Claims (10)
1. a kind of lower erratic boulder migration distance in-site modeling test device of trend effect, it is characterised in that：Including：
Pedestal；
Simulation bed, is located on pedestal, and sealed accommodation space is formed between simulation bed and pedestal；The simulation bed has by some phases
Elastic relief part to being alternately arranged composition at high spot and some opposing recesses；
Conducting film, is located at the relief part inwall and in the accommodation space；
Some electrodes, are located at pedestal and in the accommodation space, the positions of some electrodes respectively with it is described some relative
Recess is corresponding；
Some indicators, are connected with some electrodes respectively；
The elastomer isolators for conducting film and electrode mutually to be separated are additionally provided between the simulation bed and pedestal；
Pushing simulation bed by erratic boulder makes its lower notch distortion so that the conducting film at this connects back pointer with electrode contact and indicated
Erratic boulder position is to obtain erratic boulder migration distance data.
2. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Also
Including some cables, some cables are located on pedestal, and the indicator is connected with electrode by cable.
3. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Also
Including substrate, the indicator is located on substrate.
4. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Also
Including power supply, the power supply is connected with the indicator and is its power supply.
5. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Institute
Elastomer isolators are stated for two, two elastomer isolators are separately positioned on the two ends of pedestal.
6. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Institute
It is in class hemispherical projections to state relative high spot.
7. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Institute
Some electrodes are stated to arrange each parallel to water front direction.
8. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Institute
State electrode section I-shaped in class.
9. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：Institute
Electrode is stated to be made up of copper material；The pedestal is made of plastics；The substrate is plank.
10. the lower erratic boulder migration distance in-site modeling test device of trend effect according to claim 1, it is characterised in that：
The elastomer isolators are spring；The indicator is LED light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710252233.4A CN107101801B (en) | 2017-04-18 | 2017-04-18 | A kind of lower erratic boulder migration distance in-site modeling test device of trend effect |
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| CN201710252233.4A CN107101801B (en) | 2017-04-18 | 2017-04-18 | A kind of lower erratic boulder migration distance in-site modeling test device of trend effect |
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| CN107101801A true CN107101801A (en) | 2017-08-29 |
| CN107101801B CN107101801B (en) | 2019-01-22 |
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| CN107101801B (en) | 2019-01-22 |
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