CN207662896U - A kind of adjustable indoor rainfall side slope model test apparatus of flow - Google Patents
A kind of adjustable indoor rainfall side slope model test apparatus of flow Download PDFInfo
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- CN207662896U CN207662896U CN201721699715.6U CN201721699715U CN207662896U CN 207662896 U CN207662896 U CN 207662896U CN 201721699715 U CN201721699715 U CN 201721699715U CN 207662896 U CN207662896 U CN 207662896U
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- side slope
- rainfall
- slope model
- model test
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Abstract
The utility model discloses a kind of adjustable indoor rainfall side slope model test apparatus of flow, water tank is connected to by aqueduct with top water pipe, and flowmeter, valve are located on the aqueduct；It monitors the water for being transmitted to top water pipe in real time using flowmeter, is simulated in side slope rainfall with monitoring and drop to the rainfall size in side slope simulation test case on side slope model；By water of the valve controlling flow through top water pipe, realizes and adjust monitoring Simulated rainfall, rainfall intensity and the natural simulation of rainfall duration in real time；The top water pipe is located at the surface of the side slope model test box；Adjacent embedded displacement meter and ventage piezometer in the side slope model monitor displacement, the water pressure variation of side slope model during simulated rainfall, further accurately simulate the variation of side slope during natural rainfall in real time；Apparatus structure is simple, easy to operate, and manufacturing cost is low, highly practical.
Description
Technical field
The utility model is related to technical field of civil engineering, and in particular to a kind of adjustable indoor rainfall side slope mould of flow
Type experimental rig.
Background technology
China mountainous region area is wide, and Landslide Hazards take place frequently.Landslide is often under the coupling of a variety of risk factors
It is deformed destruction, these risk factors include rainfall, earthquake, excavate the external factors such as slope foot and inherent unfavorable geology factor.
Wherein rainfall is one of most common external risk factor, and some researches show that 60% or more slope instability is since rainfall is drawn
It rises.Therefore, by studying the relationship between landslide deformation characteristics such as rainfall, rainfall intensity and rainfall duration, further
Trigger mechanism of the rainfall to landslide is studied, theoretical foundation can be provided for prevention rain-induced landslide.Since side slope is difficult tool in the wild
The condition of standby in-site modeling rain test, therefore, simulation side slope rain test often carry out indoors.
Utility model content
In view of this, to provide a kind of flow adjustable for the embodiments of the present invention, rainfall, rainfall intensity can be realized
With the indoor rainfall side slope model test apparatus naturally simulated rainfall duration etc..
In order to solve the above technical problems, the utility model embodiment the technical solution adopted is that, a kind of flow is adjustable
Indoor rainfall side slope model test apparatus, including water tank, flowmeter, valve, top water pipe and side slope model test box；The water
Case is connected to by aqueduct with the top water pipe, and the flowmeter, valve are located on the aqueduct；Top water pipe position
In the surface of the side slope model test box；Side slope model is filled in the side slope model test box, and in the side slope mould
Displacement meter is buried in type and ventage piezometer, the displacement meter are disposed adjacent with the ventage piezometer, along the side slope mould
Type it is vertically arranged.
Preferably, water pump is equipped in the water tank, the water outlet of the water pump is connected to the aqueduct；The flowmeter
Between the valve and water pump.
Preferably, multiple top water pipe cross connections intersect to form the grid of simulated rainfall, wherein laterally or longitudinally
Top water bottom of the tube be drilled with rainfall spout.
Preferably, further include angle steel supporting rod, the angle steel supporting rod is located at the top water pipe and is simulated with the side slope
Between chamber, upper and lower side is located on four angles of the top grid lattice, side slope model test box, described in support
Top water pipe.
Preferably, the top water pipe includes PVC straight tubes and PVC union elbows, passes through the PVC straight tubes and PVC bend pipes
Connection forms the grid.
Preferably, a side lower part of the side slope model test box is equipped with osculum.
Preferably, further include water tank, the water tank is arranged close to the side slope simulation test case；The osculum row
In water to the water tank.
Preferably, the displacement is calculated as flexible displacement meter.
The advantageous effect brought of technical solution that the embodiments of the present invention provide is：The flow of the utility model is adjustable
The indoor rainfall side slope model test apparatus of section monitors the water for being transmitted to top water pipe using flowmeter, to monitor mould in real time
Drop to the rainfall size in side slope simulation test case on side slope model in quasi- side slope rainfall；By valve controlling flow through top
The water of portion's water pipe is realized and adjusts monitoring Simulated rainfall, rainfall intensity and the natural simulation of rainfall duration in real time；And on side
During embedded displacement meter, ventage piezometer monitor simulated rainfall in real time in the model of slope, side slope model change in displacement, water pressure become
Change, further accurately side slope changes during simulation natural rainfall；Apparatus structure is simple, easy to operate, and manufacturing cost is low,
It is highly practical.
Description of the drawings
Fig. 1 is the utility model embodiment apparatus structure schematic diagram；
Fig. 2 is the utility model embodiment device side structure schematic diagram；
Fig. 3 is the utility model embodiment device bottom surface structure schematic diagram.
Wherein, 1 water pump, 2 water tanks, 3 aqueducts, 4 flowmeters, 5 valves, 6 top water pipes, 7 side slope model test boxes, 8 rows
Water hole, 9 water tanks, 10 angle steel supporting rods, 11 rainfall spouts, side slope model 12, displacement meter 13, ventage piezometer 14.
Specific implementation mode
It is new to this practicality below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is further described.
With reference to attached drawing 1,2, a kind of adjustable indoor rainfall side slope model test apparatus of flow, including water tank 2, flowmeter
4, valve 5, top water pipe 6 and side slope model test box 7；The water tank 2 is connected to by aqueduct 3 with the top water pipe 6, water
Water in case is transmitted to by aqueduct 3 in the top water pipe 6, and simulated rainfall, the flowmeter are realized by top water pipe 6
4, valve 5 is located on the aqueduct 3, and the monitoring in real time of flowmeter 4 flow to the water in the water pipe 6 of top, 5 discharge controllable of valve
Size, convenient for control Simulated rainfall size；The top water pipe 6 is located at the surface of the side slope model test box 7；
Side slope model 12 is filled in the side slope model test box 7, the flow in top water pipe 6 flows vertically in side slope model 12, real
The process of natural rainfall is now simulated, and buries displacement meter 13 and ventage piezometer 14, the displacement in the side slope model 12
Meter 13 is disposed adjacent with the ventage piezometer 14, and along the vertically arranged of the side slope model 12, displacement meter 13 can supervise in real time
The situation of movement of side slope model 12 is surveyed, ventage piezometer 14 monitors the water pressure in side slope model 12, passes through displacement meter 13 in real time
The hydraulic pressure force data in side slope model 12 that 12 displacement data of side slope model, the ventage piezometer 14 of monitoring monitor can be that research is wild
Outside gradient rain landslide provides reliable data and supports.
Further, water pump 1 is equipped in the water tank 2, the water outlet of the water pump 1 is connected to the aqueduct 3；It is described
For flowmeter 4 between the valve 5 and water pump 1, water pump 1 is the power resources of the utility model embodiment device, starts water
Pump 1 transports to the water transport in water tank 2 in the top water pipe 6.
Further, further include angle steel supporting rod 10, the angle steel supporting rod 10 is located at the top water pipe 6 and the side
Between slope simulation test case 7, upper and lower side be located at the grid that the top water pipe 6 formed, side slope model test box 7 four
On a angle, the top water pipe 6 is supported, prevents the deformation of top water pipe 6, ensures the firm of top water pipe 6.
Further, the top water pipe 6 includes PVC straight tubes and PVC union elbows, curved by the PVC straight tubes and PVC
Pipe connects to form the grid, ensures uniform fluid flow in the water pipe 6 of top.Respectively it is arranged 4 on top water pipe 6 is horizontal and vertical
Root, according to the quantity of the changeable top water pipe 6 of side slope model 12.
Further, a side lower part of the side slope model test box 7 is equipped with osculum 8, is convenient for side slope model test
Water outflow in case 7, realizes the authenticity of simulation side slope rainfall.
Further, further include water tank 9, the water tank 9 is arranged close to the side slope simulation test case 7；The row
In the draining to the water tank 9 of water hole 8.Water tank 9 stores the water sample after side slope model 12, is convenient for the property of sample detecting water sample
Matter can be best understood from side slope rainfall process of landslides.
Further, the displacement meter 13 is flexible displacement meter.Flexible displacement meter 13 can monitor in side slope model 12
Smaller displacement, monitoring accuracy are high.
With reference to attached drawing 3, further, multiple 6 cross of top water pipe connections intersect to form the grid of simulated rainfall,
In, water pipe 6 bottom in transversely arranged or longitudinal arrangement top is uniformly drilled with rainfall spout 11, the top water pipe 6 of latticed array
And uniform precipitation can be achieved in the setting of rainfall spout 11.The rainfall setting of the density of rainfall spout 6 according to actual needs.
Herein, the nouns of locality such as involved front, rear, top, and bottom are to be located in figure with parts in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of adjustable indoor rainfall side slope model test apparatus of flow, characterized in that including water tank, flowmeter, valve,
Top water pipe and side slope model test box；The water tank is connected to by aqueduct with the top water pipe, the flowmeter, valve
On the aqueduct；The top water pipe is located at the surface of the side slope model test box；The side slope model test
Side slope model is filled in case, and displacement meter and ventage piezometer are buried in the side slope model, the displacement meter and the hole
Gap hydraulic gage is disposed adjacent, along the vertically arranged of the side slope model；The displacement is calculated as flexible displacement meter.
2. a kind of adjustable indoor rainfall side slope model test apparatus of flow according to claim 1, characterized in that institute
It states and is equipped with water pump in water tank, the water outlet of the water pump is connected to the aqueduct；The flowmeter is located at the valve and water
Between pump.
3. a kind of adjustable indoor rainfall side slope model test apparatus of flow according to claim 1, characterized in that more
A top water pipe cross connection intersects to form the grid of simulated rainfall, wherein top water bottom of the tube laterally or longitudinally is bored
If rainfall spout.
4. a kind of adjustable indoor rainfall side slope model test apparatus of flow according to claim 3, characterized in that also
Including angle steel supporting rod, the angle steel supporting rod between the top water pipe and the side slope simulation test case, above and below
End is located on four angles of the top grid lattice, side slope model test box, supports the top water pipe.
5. a kind of adjustable indoor rainfall side slope model test apparatus of flow according to claim 3, characterized in that institute
It includes PVC straight tubes and PVC union elbows to state top water pipe, connect to form the grid with PVC bend pipes by the PVC straight tubes.
6. a kind of adjustable indoor rainfall side slope model test apparatus of flow according to claim 1, characterized in that institute
The side lower part for stating side slope model test box is equipped with osculum.
7. a kind of adjustable indoor rainfall side slope model test apparatus of flow according to claim 6, characterized in that also
Including water tank, the water tank is arranged close to the side slope simulation test case；In the water drainage to the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721699715.6U CN207662896U (en) | 2017-12-08 | 2017-12-08 | A kind of adjustable indoor rainfall side slope model test apparatus of flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721699715.6U CN207662896U (en) | 2017-12-08 | 2017-12-08 | A kind of adjustable indoor rainfall side slope model test apparatus of flow |
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| CN207662896U true CN207662896U (en) | 2018-07-27 |
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| CN201721699715.6U Active CN207662896U (en) | 2017-12-08 | 2017-12-08 | A kind of adjustable indoor rainfall side slope model test apparatus of flow |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860893A (en) * | 2017-12-08 | 2018-03-30 | 中国地质大学（武汉） | A kind of adjustable indoor rainfall side slope model test apparatus of flow |
| CN110441494A (en) * | 2019-06-27 | 2019-11-12 | 中国水利水电科学研究院 | A kind of outdoor runoff field simulator |
| CN110465420A (en) * | 2019-06-27 | 2019-11-19 | 中国水利水电科学研究院 | A kind of rainfall simulator |
-
2017
- 2017-12-08 CN CN201721699715.6U patent/CN207662896U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860893A (en) * | 2017-12-08 | 2018-03-30 | 中国地质大学（武汉） | A kind of adjustable indoor rainfall side slope model test apparatus of flow |
| CN110441494A (en) * | 2019-06-27 | 2019-11-12 | 中国水利水电科学研究院 | A kind of outdoor runoff field simulator |
| CN110465420A (en) * | 2019-06-27 | 2019-11-19 | 中国水利水电科学研究院 | A kind of rainfall simulator |
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