CN206460045U - A kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect - Google Patents
A kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect Download PDFInfo
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- CN206460045U CN206460045U CN201621442009.9U CN201621442009U CN206460045U CN 206460045 U CN206460045 U CN 206460045U CN 201621442009 U CN201621442009 U CN 201621442009U CN 206460045 U CN206460045 U CN 206460045U
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Abstract
The utility model discloses a kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect, including model casing, Temperature Humidity Sensor, simulated rainfall system, heater, refrigerating plant and collection display terminal, side slope sample is disposed with the box cavity of model casing, several Temperature Humidity Sensors are provided with the side slope sample of model casing, all Temperature Humidity Sensors are connected by conductor wire with collection display terminal telecommunication respectively, simulated rainfall system is provided with above the box cavity of model casing, simulated rainfall system includes mozzle and several rain spray nozzles being arranged on mozzle, heater is provided with above the box cavity of model casing, side slope sample is provided with least one displacement meter.The utility model takes into full account that dry and wet and Frozen-thawed cycled replace the influence of Upon Slope Stability, be conducive to simulating the true environment of slope soil in the loess subgrade engineering of Frozen Area, solve the problem of ignoring dry and wet and freeze thawing collective effect in existing side slope model test.
Description
Technical field
The utility model is related under technical field of civil engineering, more particularly to a kind of simulation dry and wet and Frozen-thawed cycled effect
Side slope model test apparatus.
Background technology
For the loess subgrade engineering of Frozen Area, side slope loess experiencings drying and watering cycle for a long time and Frozen-thawed cycled is made
With.Drying and watering cycle is acted on has large effect to the physico-mechanical properties and structure of loess, ultimately results in loess slope and breaks
It is bad.In the Northwest, winter temperature is generally relatively low, and unfreezing can change the structure of the soil body as the severely-weathered effect of one kind
Property so significantly affect the physico-mechanical properties of the soil body, the stability of final influence loess slope.At present to prolonged and repeated dry and wet
The mechanical property research for acting on lower loess slope with Frozen-thawed cycled is very few, and one kind not yet occur can be while realizes drying and watering cycle and jelly
Melt the side slope model test apparatus of circulation, this is to the mechanical property research under the drying and watering cycle and Frozen-thawed cycled collective effect of side slope
Bring many difficulties.
Utility model content
In place of in view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of simulation dry and wet and freeze thawing
Side slope model test apparatus under ringing, can analyze the Deformation evolution of slope soil after dry and wet and Frozen-thawed cycled,
Study change of mechanical property of the slope soil under seasonal dry and wet and freeze-thaw cycles, the periodicity of the side slope soil body and steady
The qualitatively preventing and treating of prediction and slide slope disease, with important engineering significance.
The purpose of this utility model is achieved through the following technical solutions:
A kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect, including model casing, temperature and humidity sensing
Device, simulated rainfall system, heater, refrigerating plant and collection display terminal, the model casing is the casing of upper surface open,
Model casing, which has, is disposed with side slope sample in box cavity, the box cavity of the model casing, the model casing bottom be provided be used for pair
The refrigerating plant that the side slope sample of model casing box cavity is freezed;It is warm and humid provided with several in the side slope sample of the model casing
Sensor is spent, the Temperature Humidity Sensor is used to detecting and gathering the temperature data and humidity data in side slope sample, Suo Youwen
Humidity sensor is connected by conductor wire with collection display terminal telecommunication respectively, and the collection display terminal is used to show each
Temperature data and humidity data that Temperature Humidity Sensor is collected;Simulated rainfall system is provided with above the box cavity of the model casing
System, the simulated rainfall system is used to carry out precipitation processing to the side slope sample in model casing, and the simulated rainfall system includes
Side slope sample in mozzle and several rain spray nozzles being arranged on mozzle, all rain spray nozzle correspondence model casings is set
Put;Heater is provided with above the box cavity of the model casing, the heater is located above simulated rainfall system, described to add
Side slope sample in thermal correspondence model casing is set, and the heater is used to heat the side slope sample in model casing
Processing;The side slope sample is provided with least one displacement meter.
It is as follows that the utility model provides the first preferred heater structure technology scheme:The heater adds for electricity
Side slope sample in hot-blast stove, the hot-blast outlet correspondence model casing of the heater is set.
It is as follows that the utility model provides second of preferred heater structure technology scheme:The heater is to penetrate
Lamp, the side slope sample being provided with around the heater in snoot, the snoot correspondence model casing is set.
The preferred refrigerating device structure technical scheme of the utility model is as follows:The refrigerating plant includes freezer cavity, pressure
Contracting machine and the refrigerator pipes being arranged in freezer cavity, the refrigerator pipes have the two ends mouth of pipe, one end mouth of pipe and the condensation of refrigerator pipes
The closed connection of pipe, the other end mouth of pipe of refrigerator pipes with compressor is closed connects, the condenser pipe with compressor is closed connects, it is described
Refrigerator pipes, compressor, condenser pipe constitute a cooling cycle system.
Preferably, the refrigerator pipes serpentine-like arrangement in the freezer cavity of refrigerating plant, the condenser pipe is helically
Shape is arranged.
Preferably, the mozzle of the simulated rainfall system is arranged in " S " or " Z " font, all rain spray nozzles exist
Uniform intervals are set on mozzle;Feed water valve is provided with the water inlet end of the mozzle.
For the ease of the draining of the side slope sample of model casing, the box cavity bottom of the model casing is provided with drainage blanket, described
Drainage blanket is located at side slope sample bottom, and the drainage blanket has the drain outlet in penetration model bottom portion.
Preferably, circular hole is provided with the wall of the model casing side, described conductor wire one end and the Temperature Humidity Sensor phase
Connection, the conductor wire other end is connected through circular hole with collection display terminal;The collection display terminal is computer.
Preferably, the side slope sample is arranged in the box cavity of model casing in some layers of soil sample up and down, it is described warm and humid
Degree sensor is arranged between adjacent two layers soil sample.
Preferably, the model casing is the rectangular shape of upper surface open, four sides of the model casing by
Transparent organic glass is manufactured.
The utility model compared with the prior art, with advantages below and beneficial effect:
(1) simulation dry and wet described in the utility model and Frozen-thawed cycled effect slope model test apparatus, take into full account
Dry and wet and Frozen-thawed cycled replace the influence of Upon Slope Stability, are conducive to side slope soil in simulation Frozen Area loess subgrade engineering
The true environment of body, solves the problem of ignoring dry and wet and freeze thawing collective effect in existing side slope model test.
(2) the utility model can analyze the Deformation evolution of slope soil after dry and wet and Frozen-thawed cycled, be easy to research
Change of mechanical property of the slope soil under seasonal dry and wet and freeze-thaw cycles, the periodicity and stability of the side slope soil body
Prediction and slide slope disease preventing and treating, with important engineering significance.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of simulated rainfall system in Fig. 1;
Fig. 3 is the structural representation of refrigerating plant in Fig. 1.
Wherein, it is entitled corresponding to the reference in accompanying drawing:
1- model casings, 2- side slope samples, 3- Temperature Humidity Sensors, 4- simulated rainfall systems, 5- heaters, 6- refrigeration dresses
Put, 7- circular holes, 8- conductor wires, 9- collection display terminals, 10- drainage blankets, 11- displacement meters, 12- freezer cavitys, 13- condenser pipes,
14- compressors, 15- refrigerator pipes, 16- mozzles, 17- rain spray nozzles, 18- feed water valves.
Embodiment
The utility model is described in further detail with reference to embodiment:
Embodiment
As shown in FIG. 1 to 3, a kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect, including mould
Molding box 1, Temperature Humidity Sensor 3, simulated rainfall system 4, heater 5, refrigerating plant 6 and collection display terminal 9, model casing 1
For the casing of upper surface open, model casing 1, which has in box cavity, the box cavity of model casing 1, is disposed with side slope sample 2, model casing 1
Bottom is provided with the refrigerating plant 6 for being used for being freezed to the side slope sample 2 of the box cavity of model casing 1.The side slope sample 2 of model casing 1
In be provided with several Temperature Humidity Sensors 3, Temperature Humidity Sensor 3 be used to detecting and gather temperature data in side slope sample 2 and
Humidity data, all Temperature Humidity Sensors 3 are connected by conductor wire 8 with the collection telecommunication of display terminal 9 respectively, and collection display is eventually
End 9 is used to show temperature data and humidity data that each Temperature Humidity Sensor 3 is collected.Above the box cavity of model casing 1
Provided with simulated rainfall system 4, simulated rainfall system 4 is used to carry out the side slope sample 2 in model casing 1 precipitation processing, simulation drop
Rain system 4 includes mozzle 16 and several rain spray nozzles 17 being arranged on mozzle 16, the corresponding mould of all rain spray nozzles 17
Side slope sample 2 in molding box 1 is set.Heater 5 is provided with above the box cavity of model casing 1, heater 5 is located at simulated rainfall
Side slope sample 2 in the top of system 4, the correspondence model casing 1 of heater 5 is set, and heater 5 is used for the side in model casing 1
Slope sample 2 is heated.Side slope sample 2 is provided with least one displacement meter 11.Displacement meter 11 is used in model casing 1
The domatic displacement of side slope sample 2 is monitored.
Compared with prior art, the utility model takes into full account that dry and wet and Frozen-thawed cycled replace the shadow of Upon Slope Stability
Ring, be conducive to simulating the true environment of slope soil in the loess subgrade engineering of Frozen Area, solve existing side slope model examination
The problem of ignoring dry and wet and freeze thawing collective effect in testing.
As shown in figure 1, heater 5 of the present utility model can be electrical heating hot-blast stove, the hot-blast outlet of heater 5
Side slope sample 2 in correspondence model casing 1 is set;In use, electrical heating hot-blast stove can enter to the side slope sample 2 in model casing 1
Row heating.Heater 5 of the present utility model can also be shot-light, and snoot, snoot correspondence are provided with around heater 5
Side slope sample 2 in model casing 1 is set;In use, shot-light simulating sun is heated according to the side slope sample 2 in model casing 1.
As shown in figure 3, refrigerating plant 6 includes freezer cavity 12, compressor 14 and the refrigeration being arranged in freezer cavity 12
Pipe 15, refrigerator pipes 15 have a two ends mouth of pipe, one end mouth of pipe of refrigerator pipes 15 with condenser pipe 13 is closed connects, refrigerator pipes 15 it is another
End pipe mouthful with compressor 14 is closed connects, condenser pipe 13 with compressor 14 is closed connects, refrigerator pipes 15, compressor 14, condenser pipe
13 constitute a cooling cycle system.The refrigerator pipes 15 of the present embodiment serpentine-like arrangement in the freezer cavity 12 of refrigerating plant 6,
Condenser pipe 13 is twist arranged.
As shown in Fig. 2 the mozzle 16 of simulated rainfall system 4 is arranged in " S " or " Z " font, all rain spray nozzles 17
Uniform intervals are set on mozzle 16;Feed water valve 18 is provided with the water inlet end of mozzle 16.
As shown in figure 1, the box cavity bottom of model casing 1 is provided with drainage blanket 10, drainage blanket 10 is located at the bottom of side slope sample 2,
Drainage blanket 10 has the drain outlet of the bottom of penetration model case 1, by drainage blanket 10 by the side slope sample 2 in model casing 1
Moisture is discharged.
As shown in figure 1, being provided with circular hole 7 on the side wall of model casing 1, the one end of conductor wire 8 is connected with Temperature Humidity Sensor 3, led
The other end of electric wire 8 is connected through circular hole 7 with collection display terminal 9;Collection display terminal 9 is computer.
Side slope sample 2 of the present utility model is in some layers of soil sample arrangement up and down in the box cavity of model casing 1, and humiture is passed
Sensor 3 is arranged between adjacent two layers soil sample.
As shown in figure 1, model casing 1 is the rectangular shape of upper surface open, four sides of model casing 1 have by transparent
Machine glass manufacture.
Operation principle of the present utility model is as follows:
When carrying out dry and wet and Frozen-thawed cycled effect slope model test, comprise the following steps that:
The first step, by the horizontal positioned of model casing 1, layering, which loads, simultaneously hits real side slope sample 2, and the bottom of side slope sample 2 sets row
Water layer 10, the slope ratio for setting slope sample 2 is 1:3;
Second step, hit the six layers of progress of real side slope sample 2 point, every layer is hit after the completion of reality and arranges one layer of Temperature Humidity Sensor 3, temperature
Humidity sensor 3 is connected through passing through the conductor wire 8 of circular hole 7 with collection display terminal 9, to obtain the warm and humid number of degrees of process of the test
According to;
3rd step, opening simulated rainfall system 4 start simulated rainfall, are turned off after 30 minutes, and open heater 5
Simulating sun is according to closing after maintaining 30 minutes;
4th step, opening refrigerating plant 6 start to simulate freezing environment, are turned off after 30 minutes, and open heater 5
Simulating sun is according to closing after maintaining 30 minutes;
5th step, carry out multiple dry and wet according to the 3rd step, the 4th step and alternate freezing and thawing is circulated;
6th step, by gathering display terminal 9 humiture data variation rule is analyzed, study multiple dry and wet and alternate freezing and thawing
Circulate the influence of Upon Slope Stability.
Above-mentioned embodiment is a preferred embodiment of the present utility model, is not of the present utility model for limiting
Implement with interest field, equivalence changes that all contents according to described in present utility model application scope of patent protection are made and near
Like replacing, it all should fall in protection domain of the present utility model.
Claims (10)
1. a kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect, it is characterised in that:Including model casing
(1), Temperature Humidity Sensor(3), simulated rainfall system(4), heater(5), refrigerating plant(6)With collection display terminal(9),
The model casing(1)For the casing of upper surface open, model casing(1)With box cavity, the model casing(1)Box cavity in cloth
It is equipped with side slope sample(2), the model casing(1)Bottom, which is provided with, to be used for model casing(1)The side slope sample of box cavity(2)Made
Cold refrigerating plant(6);The model casing(1)Side slope sample(2)In be provided with several Temperature Humidity Sensors(3), the temperature
Humidity sensor(3)For detecting and gathering side slope sample(2)In temperature data and humidity data, all Temperature Humidity Sensors
(3)Pass through conductor wire respectively(8)With collection display terminal(9)Telecommunication is connected, the collection display terminal(9)It is each for showing
Individual Temperature Humidity Sensor(3)The temperature data and humidity data collected;The model casing(1)Box cavity above be provided with mould
Intend rainfall system(4), the simulated rainfall system(4)Including mozzle(16)Be arranged at mozzle(16)On several pouring
Rain shower nozzle(17), all rain spray nozzles(17)Correspondence model casing(1)In side slope sample(2)Set;The model casing(1)Case
Heater is provided with above inner chamber(5), the heater(5)Positioned at simulated rainfall system(4)Top, the heater
(5)Correspondence model casing(1)In side slope sample(2)Set, the heater(5)For to model casing(1)In side slope examination
Sample(2)Heated;The side slope sample(2)It is provided with least one displacement meter(11).
2. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 1 and Frozen-thawed cycled effect, it is special
Levy and be:The heater(5)For electrical heating hot-blast stove, the heater(5)Hot-blast outlet correspondence model casing(1)In
Side slope sample(2)Set.
3. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 1 and Frozen-thawed cycled effect, it is special
Levy and be:The heater(5)For shot-light, in the heater(5)Surrounding is provided with snoot, the snoot correspondence mould
Molding box(1)In side slope sample(2)Set.
4. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 1 and Frozen-thawed cycled effect, it is special
Levy and be:The refrigerating plant(6)Including freezer cavity(12), compressor(14)Be arranged at freezer cavity(12)In refrigeration
Pipe(15), the refrigerator pipes(15)With the two ends mouth of pipe, refrigerator pipes(15)One end mouth of pipe and condenser pipe(13)Closed connection, system
Cold pipe(15)The other end mouth of pipe and compressor(14)Closed connection, the condenser pipe(13)With compressor(14)Closed connection,
The refrigerator pipes(15), compressor(14), condenser pipe(13)Constitute a cooling cycle system.
5. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 4 and Frozen-thawed cycled effect, it is special
Levy and be:The refrigerator pipes(15)In refrigerating plant(6)Freezer cavity(12)In serpentine-like arrangement, the condenser pipe(13)It is in
Helix shape.
6. the side slope model test apparatus under being acted on according to a kind of simulation dry and wet described in claim 1 or 4 and Frozen-thawed cycled, its
It is characterised by:The simulated rainfall system(4)Mozzle(16)Arranged in " S " or " Z " font, all rain spray nozzles(17)
In mozzle(16)Upper uniform intervals are set;The mozzle(16)Water inlet end at be provided with feed water valve(18).
7. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 1 and Frozen-thawed cycled effect, it is special
Levy and be:The model casing(1)Box cavity bottom be provided with drainage blanket(10), the drainage blanket(10)Positioned at side slope sample(2)
Bottom, the drainage blanket(10)With penetration model case(1)The drain outlet of bottom.
8. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 1 and Frozen-thawed cycled effect, it is special
Levy and be:The model casing(1)Circular hole is provided with the wall of side(7), the conductor wire(8)One end and the Temperature Humidity Sensor(3)
It is connected, the conductor wire(8)The other end passes through circular hole(7)With collection display terminal(9)It is connected;The collection display terminal
(9)For computer.
9. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 1 and Frozen-thawed cycled effect, it is special
Levy and be:The side slope sample(2)In model casing(1)Box cavity in passed in some layers of soil sample arrangement up and down, the humiture
Sensor(3)It is arranged between adjacent two layers soil sample.
10. according to the side slope model test apparatus under a kind of simulation dry and wet described in claim 1 and Frozen-thawed cycled effect, it is special
Levy and be:The model casing(1)For the rectangular shape of upper surface open, the model casing(1)Four sides by transparent
Lucite is manufactured.
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CN201621442009.9U CN206460045U (en) | 2016-12-26 | 2016-12-26 | A kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect |
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CN201621442009.9U CN206460045U (en) | 2016-12-26 | 2016-12-26 | A kind of side slope model test apparatus simulated under dry and wet and Frozen-thawed cycled effect |
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CN108519477A (en) * | 2018-04-24 | 2018-09-11 | 西南科技大学 | A kind of frozen ground regions roadbed model pilot system |
CN109083206A (en) * | 2018-09-25 | 2018-12-25 | 滨州学院 | A kind of test method and device of geotechnical centrifuge simulation Frozen-thawed cycled process |
CN109083207A (en) * | 2018-09-25 | 2018-12-25 | 滨州学院 | A kind of test method and device of geotechnical centrifuge simulation drying and watering cycle process |
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CN109083206A (en) * | 2018-09-25 | 2018-12-25 | 滨州学院 | A kind of test method and device of geotechnical centrifuge simulation Frozen-thawed cycled process |
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CN112179933A (en) * | 2020-09-27 | 2021-01-05 | 西京学院 | High and steep slope vegetation restoration test box |
CN112730136A (en) * | 2020-12-24 | 2021-04-30 | 黄河勘测规划设计研究院有限公司 | Freezing-thawing deformation indoor test system for dam slope of silt dam under freezing-thawing circulation effect |
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