CN105842099A - Slope surface reinforcing testing device and testing evaluation method thereof - Google Patents
Slope surface reinforcing testing device and testing evaluation method thereof Download PDFInfo
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- CN105842099A CN105842099A CN201610296535.7A CN201610296535A CN105842099A CN 105842099 A CN105842099 A CN 105842099A CN 201610296535 A CN201610296535 A CN 201610296535A CN 105842099 A CN105842099 A CN 105842099A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
- G01N3/567—Investigating resistance to wear or abrasion by submitting the specimen to the action of a fluid or of a fluidised material, e.g. cavitation, jet abrasion
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- General Health & Medical Sciences (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention relates to a slope surface reinforcing testing device. The slope surface reinforcing testing device is characterized by comprising a soil containing device, a rainfall device capable of simulating rainfall situations with different intensities, a pressure bearing device, a water outlet device and an analyzing device for rain washing results. Water outlet devices are distributed at the front end of the soil containing device, and the rainfall device is arranged above the soil containing device; the pressure bearing device is arranged at the adjustable end, close to a water supplying source, of the soil containing device, and the analyzing device is arranged at the back end of the soil containing device. The device can simulate the actual application situation of a soil mass without soil stabilizer and a soil mass with the soil stabilizer in a room, and a reference base is provided for slope surface reinforcing scheme determination through the comparison results of the soil mass without the soil stabilizer and the soil mass with the soil stabilizer.
Description
Technical field
The invention belongs to soil body field of engineering technology, particularly relate to a kind of side slope surface reinforce test device and
Its test evaluation method.
Background technology
Recent two decades comes, due to the reinforcement of environmental consciousness, the ecology that polymeric soil stabilizer is had because of it
Function and extensively paid close attention to by domestic and international researcher and enterprise.
Soil stabilizer is mainly by physical actions such as the parcel of soil particle and connections, improving the water reason of the soil body
Character, reaches to improve soil water stability and corrosion resistance, stablizes the function of soil structures, in slope erosion
Preventing and treating, water and soil conservation, dust-proof fix the sand and environment-friendly engineering has broad prospect of application.But the work to stabilizer
Corresponding tester is also lacked with effect analysis and for the dosage analysis under different project situation, if
Test on the spot, then need to carry out test of many times, waste substantial amounts of manpower and financial resources.To this end, exploitation
A kind of in indoor can the device of simulating actual conditions, for test evaluation stabilizer and consumption thereof in actual work
Application effect in journey is the most necessary.
Summary of the invention
It is an object of the invention to provide a kind of side slope surface to reinforce for overcoming the deficiency existing for prior art survey
Electricity testing device and test evaluation method thereof, the present invention can not add the soil body of soil stabilizer at lab simulation and adds
The practical situations of the soil body of soil stabilizer, with both comparison results for determining side slope surface Scheme of Strengthening
Reference frame is provided.
A kind of side slope surface proposed according to the present invention reinforces test device, it is characterised in that include containing soil dress
Put, the rainer of varying strength rain fall, pressure-bearing device, discharging device and rain drop erosion knot can be simulated
The analytical equipment of fruit, the front end of described Earth container is distributed discharging device, and the top of described Earth container sets
There is rainer；Described Earth container is provided with pressure-bearing device, described Sheng soil at the adjustable end near watering
The rear end of device is provided with analytical equipment.
A kind of side slope surface that the present invention proposes reinforces the further preferred version of test device:
Described Earth container is provided with two, the identical left and right of size metal trough, the end of two metal troughs in described left and right
Portion is provided with one piece of iron plate and is connected by two, left and right metal trough；The bottom of described Earth container is curved.
The described rainer of varying strength rain fall of simulating is by the dress being erected on two bracing frames of before and after
Water pipe and watering by four shower nozzles form.
Described pressure-bearing device is made up of two pressure-bearing rods in the adjustable bottom portion of Earth container；Held by regulation
The height of depression bar can simulate the slope angle of actual side slope.
Described discharging device is made up of two, front end upper water-out mouth and two lower outlets of Earth container；Described
It is the water that soil body surface flows directly out in metal trough that upper water-out mouth records the water yield；Described lower outlet records
The water yield is the water that flows out bottom metal trough after the infiltration soil body.
The analytical equipment of described rain drop erosion result is made up of camera, data wire and computer.
The principle that realizes of the present invention is: first the present invention is to add same amount of element respectively in the metal trough of two, left and right
Soil and the soil adding stabilizer, it is ensured that soil face is concordant with metal trough edge；Then the height of two pressure-bearing rods is regulated,
To simulate the actual slope angle of side slope；It follows that standing a period of time is after stabilizer and grogs act on completely,
Open watering, start rainer, to simulate actual rain fall；During it follows that measure default rainfall
The water yield of four interior delivery ports, controls camera by computer and takes pictures, and utilizes the photo letter sent back
Breath computer automatic analysis simulation side slope surface rain drop erosion situation；Survey finally by the metal trough of two, left and right
Obtain data to be analyzed, thus obtain can be used for the reference scheme to side slope slope reinforcing.
The present invention compared with prior art its remarkable advantage is: one be the present invention be a kind of not add indoor
The soil of stabilizer and add the soil of stabilizer and carry out actual conditions simulation, again by both Comparative result and then determine limit
The device of slope Scheme of Strengthening, has filled up the blank of state of the art.Two is that the present invention is by changing metal trough
Interior soil sample, the height of regulation pressure-bearing rod and the actual conditions of rainer simulation side slope, the data recorded are more
Close to true value.Three is that the test device of the present invention can repeatedly use in indoor, reduces cost；The present invention
Test evaluation method easy reliable, workable；The present invention is suitable to push away in soil body field of engineering technology
Wide application.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of side slope surface that the present invention proposes reinforces test device.
Detailed description of the invention
With embodiment, the detailed description of the invention of the present invention is described in further detail below in conjunction with the accompanying drawings.
In conjunction with Fig. 1, a kind of side slope surface that the present invention proposes reinforces test device, including Earth container, can
Dividing of the simulation rainer of varying strength rain fall, pressure-bearing device, discharging device and rain drop erosion result
Analysis apparatus, the front end of described Earth container is distributed discharging device, described Earth container be arranged over rainfall
Device；Described Earth container is provided with two, the identical left and right of size metal trough (1), two, described left and right
The bottom of metal trough (1) is provided with one piece of iron plate (2) and two, left and right metal trough (1) is connected；Described soil of containing fills
The bottom put is curved, and described Earth container is provided with pressure-bearing device at the adjustable end near watering, described
The rear end of Earth container is provided with analytical equipment；The described rainer of varying strength rain fall of simulating is by frame
It is located at the water pipe (5) equipped with four shower nozzles (6) on two bracing frames (8) of before and after and watering group
Become；Described pressure-bearing device is made up of two pressure-bearing rods (11) in the adjustable bottom portion of Earth container；Pass through
The height of regulation pressure-bearing rod (11) can simulate the slope angle of actual side slope；Described discharging device is by Earth container
Two, front end upper water-out mouth (4) and two lower outlet (3) compositions；Described upper water-out mouth (4) records
The water yield is the water that soil body surface flows directly out in metal trough；Described lower outlet (3) records the water yield and is
The water flowed out bottom metal trough after the infiltration soil body；The analytical equipment of described rain drop erosion result is by camera
(7), data wire (9) and computer (10) composition.
Embodiment 1.A kind of side slope surface proposed with the present invention reinforces the test evaluation method of test device
Concrete Application Example, the concrete operation step of the test evaluation method of the openest present invention is as follows:
Step 1, the preparatory stage:
Before the test is conducted, following material is prepared:
The soil sample of step 1.1 reinforcing side slope；
The slope angle of step 1.2 reinforcing side slope；
Step 1.3 reinforcing side slope location heavy showers intensity record；
Step 1.4 soil stabilizer；
Step 2, experimental stage:
Described side slope surface is reinforced test device and is set level by step 2.1, checks that each several part is the most normal；
Step 2.2 is respectively charged into same amount of element soil in the metal trough of two, left and right, and point 3 laminations are real, it is ensured that soil
The uniform density of element soil in groove, and ensure that element soil soil face is concordant with metal trough edge；And a metal trough wherein
The soil stabilizer that surface sprinkling 1cm is thick；
Step 2.3 is according to reinforcing side slope slope angle, the height of two pressure-bearing rods of regulation；
Step 2.4 stands 24 hours, treats that stabilizer acts on completely with element soil；
Step 2.5 opens watering, starts rainer, remembers according to the heavy showers of reinforcing side slope location
Record controls rain time；
The water that step 2.6 flows out with four delivery ports of four container accesss, simultaneously four delivery ports of record
Start the time of water outlet, be designated as tUpper right、tUpper left、tBottom right、tBottom left；Measure the water outlet of four delivery ports
Amount, is designated as QUpper left、QUpper right、QBottom left、QBottom right；And pass through ground runoff and the underground of previous minute
Runoff difference and try to achieve permeability Q by lot of experimentsAveragelyCalculation takes percentage；
Step 2.7 controls camera by computer and takes pictures, and utilizes the photographic intelligence computer sent back automatic
Analysis mode side slope surface, by rain drop erosion situation, the rain drop erosion rate on calculating simulation side slope surface, is designated as δLeft、δRight；
Step 3, the arrangement stage:
Step 3.1, data preparation:
Calculate runoff rate=(QUpper right-QUpper left)/QUpper right；
Calculate runoff rate=(QBottom left-QBottom right)/QBottom left；
Calculate permeability=(QUpper right t1-QBottom right t2)/(QAveragely)；
Calculate permeability=(QUpper left t1-QBottom left t2)/(QAveragely)；
Step 3.2 instrument arranges；
Step 4, evaluation method:
Use and compose point-score, reduced data described in step 3 is carried out contrast tax point, then calculates
Total score, adds the effect of the element soil of stabilizer, the most as shown in table 1 according to total score evaluation:
Table 1: stabilizer function effect score by rules
With the water discharging time of four delivery ports, above-mentioned total score is modified, according to going out of upper water-out mouth
The water time is more early the best, and the water discharging time of lower outlet is the most late more good, at ＞ 80,60-80,40-
60,20-40, ＜ 20 5 composes between segmentation, comments the action effect of the element soil adding stabilizer
Estimate and revise, the most as shown in table 2:
Table 2: stabilizer function recruitment evaluation table
| ＞ 400 | 300-400 | 200-300 | 100-200 | ＜ 100 |
| Outstanding | Well | Medium | Poor | Difference |
Finally, PTS is calculated.
In the detailed description of the invention of the present invention, all explanations not related to belong to techniques known, can
It is carried out with reference to known technology.
The present invention, through validation trial, achieves satisfied trial effect.
Above detailed description of the invention and embodiment are that a kind of side slope surface proposing the present invention reinforces test
Device and the concrete support of test evaluation method and technology thought thereof, it is impossible to limit the protection of the present invention with this
Scope, every technological thought proposed according to the present invention, that is done on the basis of the technical program is any
Equivalent variations or the change of equivalence, all still fall within the scope of technical solution of the present invention protection.
Claims (7)
1. a side slope surface reinforces test device, it is characterised in that includes Earth container, can simulate not
Analysis dress with rainer, pressure-bearing device, discharging device and the rain drop erosion result of intensity rainfall situation
Putting, the front end of described Earth container is distributed discharging device, and the rainfall that is arranged over of described Earth container fills
Put；Described Earth container is provided with pressure-bearing device, after described Earth container at the adjustable end near watering
End is provided with analytical equipment.
2. reinforce test device according to a kind of side slope surface described in claims 1, it is characterised in that
Described Earth container is provided with two, the identical left and right of size metal trough (1), two, described left and right metal trough
(1) bottom is provided with one piece of iron plate (2) and two, left and right metal trough (1) is connected；Described Earth container
Bottom is curved.
3. reinforce test device according to a kind of side slope surface described in claims 2, it is characterised in that
The described rainer of varying strength rain fall of simulating is by being erected on two bracing frames (8) of before and after
Water pipe (5) and watering composition equipped with four shower nozzles (6).
4. reinforce test device according to a kind of side slope surface described in claims 3, it is characterised in that
Described pressure-bearing device is made up of two pressure-bearing rods (11) in the adjustable bottom portion of Earth container；By regulation
The height of pressure-bearing rod (11) can simulate the slope angle of actual side slope.
5. reinforce test device according to a kind of side slope surface described in claims 4, it is characterised in that
Described discharging device is by two, the front end upper water-out mouth (4) of Earth container and two lower outlet (3) groups
Become；It is the water that soil body surface flows directly out in metal trough that described upper water-out mouth (4) records the water yield；Institute
Stating lower outlet (3) and recording the water yield is the water that flows out bottom metal trough after the infiltration soil body.
6. reinforce test device according to a kind of side slope surface described in claims 5, it is characterised in that
The analytical equipment of described rain drop erosion result is by camera (7), data wire (9) and computer (10) group
Become.
7. comment according to the test of a kind of side slope surface reinforcing test device described in any one of claim 1-6
Valency method, it is characterised in that comprise the following steps that
Step 1, the preparatory stage:
Before the test is conducted, following material is prepared:
The element soil of step 1.1 reinforcing side slope；
The slope angle of step 1.2 reinforcing side slope；
Step 1.3 reinforcing side slope location heavy showers intensity record；
Step 1.4 soil stabilizer；
Step 2, experimental stage:
Described side slope surface is reinforced test device and is set level by step 2.1, checks that each several part is the most normal；
Step 2.2 is respectively charged into same amount of element soil in the metal trough of two, left and right, and point 3 laminations are real, it is ensured that soil
The uniform density of element soil in groove, and ensure that element soil soil face is concordant with metal trough edge；And a metal trough wherein
The soil stabilizer that surface sprinkling 1cm is thick；
Step 2.3 is according to reinforcing side slope slope angle, the height of two pressure-bearing rods of regulation；
Step 2.4 stands 24 hours, treats that stabilizer acts on completely with element soil；
Step 2.5 opens watering, starts rainer, remembers according to the heavy showers of reinforcing side slope location
Record controls rain time；
The water that step 2.6 flows out with four delivery ports of four container accesss, simultaneously four delivery ports of record
Start the time of water outlet, be designated as tUpper right、tUpper left、tBottom right、tBottom left；Measure the water outlet of four delivery ports
Amount, is designated as QUpper left、QUpper right、QBottom left、QBottom right；And pass through ground runoff and the underground of previous minute
Runoff difference and try to achieve permeability Q by lot of experimentsAveragelyCalculation takes percentage；
Step 2.7 controls camera by computer and takes pictures, and utilizes the photographic intelligence computer sent back automatic
Analysis mode side slope surface, by rain drop erosion situation, the rain drop erosion rate on calculating simulation side slope surface, is designated as δLeft、δRight；
Step 3, the arrangement stage:
Step 3.1, data preparation:
Calculate runoff rate=(QUpper right-QUpper left)/QUpper right；
Calculate runoff rate=(QBottom left-QBottom right)/QBottom left；
Calculate permeability=(QUpper right t1-QBottom right t2)/(QAveragely)；
Calculate permeability=(QUpper left t1-QBottom left t2)/(QAveragely)；
Step 3.2 instrument arranges；
Step 4, evaluation method:
Use and compose point-score, reduced data described in step 3 is carried out contrast tax point, then calculates total
Point, add the effect of the element soil of stabilizer according to total score evaluation, the most as shown in table 1:
Table 1: stabilizer function effect score by rules
With the water discharging time of four delivery ports, above-mentioned total score is modified, according to going out of upper water-out mouth
The water time is more early the best, and the water discharging time of lower outlet is the most late more good, at ＞ 80,60-80,40-
60,20-40, ＜ 20 5 composes between segmentation, comments the action effect of the element soil adding stabilizer
Estimate and revise, the most as shown in table 2:
Table 2: stabilizer function recruitment evaluation table
Finally, PTS is calculated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610296535.7A CN105842099A (en) | 2016-05-06 | 2016-05-06 | Slope surface reinforcing testing device and testing evaluation method thereof |
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| CN201610296535.7A CN105842099A (en) | 2016-05-06 | 2016-05-06 | Slope surface reinforcing testing device and testing evaluation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110824143A (en) * | 2019-11-18 | 2020-02-21 | 中山大学 | Biological reinforcement inspection combined test device and test method thereof |
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| CN110824143A (en) * | 2019-11-18 | 2020-02-21 | 中山大学 | Biological reinforcement inspection combined test device and test method thereof |
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