CN213422772U - Multi-gradient natural rainwater erosion resistance performance test device - Google Patents

Multi-gradient natural rainwater erosion resistance performance test device Download PDF

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Publication number
CN213422772U
CN213422772U CN202022190537.2U CN202022190537U CN213422772U CN 213422772 U CN213422772 U CN 213422772U CN 202022190537 U CN202022190537 U CN 202022190537U CN 213422772 U CN213422772 U CN 213422772U
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China
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steel plate
module
natural
erosion resistance
slope
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CN202022190537.2U
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Chinese (zh)
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陈建国
周靖靖
刘鲁强
陈春
黄旭升
郭晋川
甘福
陈美琴
杜念
满志强
甘创
黄健锋
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GUANGXI HYDRAULIC RESEARCH INSTITUTE
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GUANGXI HYDRAULIC RESEARCH INSTITUTE
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Abstract

The utility model discloses a multi-gradient natural rain erosion resistance performance test device, which is provided with a natural rainfall simulation module, a gradient adjusting and carrying module and a rainwater collecting module from top to bottom in sequence; the natural rainfall simulation module comprises a pipeline, a spray head and a water pump, and the water pump is connected with the spray head through the pipeline; the gradient adjusting and carrying module comprises a steel plate, a baffle plate, a guide rail and a support frame; the steel plate is arranged above the two guide rails, one end of each guide rail is fixed on the support frame, a circular ring on one side of the steel plate is connected with the handle on the support frame through a steel wire, and the two baffle plates are respectively fixed on the left side and the right side of the steel plate; the spray head is positioned right above the steel plate; the rainwater collection module is an open water tank. The device can test the influence of objects caused by rainfall with different intensities under various slopes, and can simply simulate the conditions of the slope in rainfall through testing the water and soil loss caused by the rainfall of the soil under different slopes, thereby judging the stability of the slope and the like.

Description

Multi-gradient natural rainwater erosion resistance performance test device
Technical Field
The utility model relates to a hydraulic engineering technical field specifically is an anti natural rainwater erosion performance test device of many slopes.
Background
With the establishment of large reservoirs in China, a large number of new reservoir banks are formed, and the anti-scouring capability of the bank slope is mainly influenced by internal factors and external factors. The internal factors mainly include the composition of the soil body and physical and mechanical indexes of the soil body such as the water content, the dry density, the cohesive force and the like, and the external factors mainly include the flow velocity, the water temperature and the flow state of reservoir water. But at present, a test device for researching the rain erosion performance is not available.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti natural rainwater erosion performance test device of many slopes. The device can test the influence of objects caused by rainfall with different intensities under various slopes, and can simply simulate the conditions of the slope in rainfall through testing the water and soil loss caused by the rainfall of the soil under different slopes, thereby judging the stability of the slope and the like.
In order to realize the above purpose, the utility model discloses a technical scheme as follows:
a multi-gradient natural rainwater erosion resistance performance test device is sequentially provided with a natural rainfall simulation module, a gradient adjusting and carrying module and a rainwater collecting module from top to bottom;
the natural rainfall simulation module comprises a pipeline, a spray head and a water pump, and the water pump is connected with the spray head through the pipeline. The device provides power for the whole device through the water pump, can reach rainfall volume numerical value in the control unit interval through controlling the water pump, can reach the initial speed when controlling rivers outflow pressure then control rivers blowout through control shower nozzle delivery port size, can reach the purpose of simulating multiple rainfall with the help of this module.
The gradient adjusting and carrying module comprises a steel plate, a baffle plate, a guide rail and a support frame; the steel plate is arranged above the two guide rails, one end of each guide rail is fixed on the support frame, a circular ring on one side of the steel plate is connected with the handle on the support frame through a steel wire, and the two baffle plates are respectively fixed on the left side and the right side of the steel plate; the spray head is positioned right above the steel plate. The steel wire is connected with the circular ring on one side of the steel plate and the handle on the supporting frame through the steel wire so as to achieve the purpose of fixing and adjusting the well-regulated gradient.
The rainwater collection module is an open water tank. The water storage tank capable of storing a proper amount of water is formed, and after the test device is started, waste water produced during rainfall simulation can flow into the water storage tank in the rainwater collection module through the slope adjustment and the circular holes in the steel plate of the loading module.
Preferably, the testing device is further provided with a bearing module, the bearing module comprises a fixing device and a moving device, and the moving device is arranged at the bottom of the fixing device.
Preferably, the fixing device is a fixing frame formed by a plurality of steel pipes in a surrounding mode, and the natural rainfall simulation module, the gradient adjusting and carrying module and the rainwater collecting module are fixed.
Preferably, the moving means are four universal wheels. The universal wheel is detachably mounted on the fixing device. The mobility of the whole device can be realized through four universal wheels at the bottom, the universal wheels are detached when the device is used, the device can be kept stable in the operation process, and the universal wheels can be prevented from being damaged by the load increased by water storage in the operation process.
Preferably, the conduit is a hose.
Preferably, the bottom of the guide rail is also provided with an iron sheet plate, and the left side and the right side of the steel plate are respectively provided with one iron sheet plate. The aim of restricting the flow direction of the waste water is achieved through the iron sheet.
Preferably, the support frame is provided with a crank, one end of the crank is fixed with a gear, and the circular ring on one side of the steel plate is connected to the gear through a steel wire.
Compared with the prior art, the utility model discloses an advantage and beneficial effect do:
the device can test the influence of objects caused by rainfall with different intensities under various slopes, and can simply simulate the conditions of the slope in rainfall through testing the water and soil loss caused by the rainfall of the soil under different slopes, thereby judging the stability of the slope and the like.
Drawings
FIG. 1 is a schematic structural view of the multi-slope natural rain erosion resistance performance test device of the present invention;
FIG. 2 is a schematic structural diagram of a natural rainfall simulation module;
FIG. 3 is a schematic view of a grade adjustment and carrier module;
FIG. 4 is a schematic structural view of a rainwater collection module;
fig. 5 is a schematic structural diagram of a carrier module.
The attached drawings are as follows: the water-saving device comprises a pipeline 1, a water pump 2, universal wheels 3, a water tank 4, a guide rail 5, a baffle 6, a support 7, a steel plate 8, a handle 9, a spray head 10, a circular ring 11, an iron sheet 12 and a fixed frame 13.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.
Example 1
As shown in the attached drawing 1, the multi-slope natural rain erosion resistance performance test device of the present invention is sequentially provided with a natural rainfall simulation module, a slope adjustment and carrying module and a rainwater collection module from top to bottom;
as shown in fig. 2, the natural rainfall simulation module comprises a hose pipeline 1, a spray head 10 and a water pump 2, wherein the water pump 2 is connected with the spray head 10 through the pipeline 1. The water pump 2 can provide power for the whole device, rainfall numerical values in unit time can be controlled by controlling the water pump 2, the initial speed of the water flow during spraying can be controlled by controlling the water outlet size of the spray head 10 so as to control the water flow outflow pressure, and the purpose of simulating various rains can be achieved by means of the module.
As shown in fig. 3, the gradient adjusting and carrying module comprises a steel plate 8, a baffle 6, a guide rail 5 and a support frame 7; the steel plate 8 is arranged above the two guide rails 5, one end of each guide rail 5 is fixed on the support frame 7, a circular ring 11 on one side of the steel plate 8 is connected with a handle 9 on the support frame 7 through a steel wire, and the two baffles 6 are respectively fixed on the left side and the right side of the steel plate 8; the spray head 10 is positioned right above the steel plate 8. The purpose of multi-gradient adjustment is achieved by connecting the two guide rails 5 with one steel plate 8, and the purpose of fixing and adjusting the gradient is achieved by connecting the circular ring 11 on one side of the steel plate 8 with the handle 9 on the support frame 7 through the steel wire. The bottom of guide rail still is equipped with iron sheet board 12, and the left and right sides of steel sheet respectively establishes an iron sheet board 12, reaches the purpose of restraint waste water flow direction through iron sheet board 12.
As shown in fig. 4, the rainwater collection module is a rectangular water tank 4 with an opening surrounded by five iron sheets. The water storage tank capable of storing a proper amount of water is formed, and after the test device is started, waste water produced during rainfall simulation can flow into the water storage tank in the rainwater collection module through the slope adjustment and the circular holes in the steel plate of the loading module.
As shown in fig. 5, the testing apparatus is further provided with a carrying module, the carrying module includes a fixing device and a moving device, and the moving device is arranged at the bottom of the fixing device. The fixing device is a fixing frame 13 formed by surrounding a plurality of steel pipes, and the natural rainfall simulation module, the gradient adjusting and carrying module and the rainwater collecting module are fixed. The mobile device is four universal wheels 3, and the universal wheels 3 are detachably mounted on the fixing device. The mobility of the whole device can be realized through four universal wheels at the bottom, the universal wheels are detached when the device is used, the device can be kept stable in the operation process, and the universal wheels can be prevented from being damaged by the load increased by water storage in the operation process.
The device can test the influence of objects caused by rainfall with different intensities under various slopes, and can simply simulate the conditions of the slope in rainfall through testing the water and soil loss caused by the rainfall of the soil under different slopes, thereby judging the stability of the slope and the like.
The foregoing is a more detailed description of the invention, taken in conjunction with specific/preferred embodiments, and it is not intended that the invention be limited to the specific embodiments shown and described. For those skilled in the art, without departing from the spirit of the present invention, several alternatives or modifications can be made to the described embodiments, and all such alternatives or modifications should be considered as falling within the scope of the present invention.

Claims (8)

1. The utility model provides an anti natural rain wash performance test device of many slopes which characterized in that: a natural rainfall simulation module, a gradient adjusting and carrying module and a rainwater collecting module are sequentially arranged from top to bottom;
the natural rainfall simulation module comprises a pipeline, a spray head and a water pump, and the water pump is connected with the spray head through the pipeline;
the gradient adjusting and carrying module comprises a steel plate, a baffle plate, a guide rail and a support frame; the steel plate is arranged above the two guide rails, one end of each guide rail is fixed on the support frame, a circular ring on one side of the steel plate is connected with the handle on the support frame through a steel wire, and the two baffle plates are respectively fixed on the left side and the right side of the steel plate; the spray head is positioned right above the steel plate;
the rainwater collection module is an open water tank.
2. The multi-slope natural rainwater erosion resistance testing device according to claim 1, characterized in that: the testing device is further provided with a bearing module, the bearing module comprises a fixing device and a moving device, and the moving device is arranged at the bottom of the fixing device.
3. The multi-slope natural rainwater erosion resistance testing device according to claim 2, characterized in that: the fixing device is a fixing frame formed by a plurality of steel pipes in a surrounding mode, and the natural rainfall simulation module, the gradient adjusting and carrying module and the rainwater collecting module are fixed.
4. The multi-slope natural rainwater erosion resistance testing device according to claim 3, characterized in that: the moving device is four universal wheels.
5. The multi-slope natural rainwater erosion resistance testing device according to claim 4, characterized in that: the universal wheel is detachably mounted on the fixing device.
6. The multi-slope natural rainwater erosion resistance testing device according to claim 2, characterized in that: the pipeline is a hose.
7. The multi-slope natural rainwater erosion resistance testing device according to claim 1, characterized in that: the bottom of the guide rail is also provided with an iron sheet plate, and the left side and the right side of the steel plate are respectively provided with an iron sheet plate.
8. The multi-slope natural rainwater erosion resistance testing device according to claim 1, characterized in that: the support frame is provided with a crank, one end of the crank is fixed with a gear, and a circular ring on one side of the steel plate is connected to the gear through a steel wire.
CN202022190537.2U 2020-09-29 2020-09-29 Multi-gradient natural rainwater erosion resistance performance test device Active CN213422772U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022190537.2U CN213422772U (en) 2020-09-29 2020-09-29 Multi-gradient natural rainwater erosion resistance performance test device

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Application Number Priority Date Filing Date Title
CN202022190537.2U CN213422772U (en) 2020-09-29 2020-09-29 Multi-gradient natural rainwater erosion resistance performance test device

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CN213422772U true CN213422772U (en) 2021-06-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112082896A (en) * 2020-09-29 2020-12-15 广西壮族自治区水利科学研究院 Multi-gradient natural rainwater erosion resistance performance test device and test method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112082896A (en) * 2020-09-29 2020-12-15 广西壮族自治区水利科学研究院 Multi-gradient natural rainwater erosion resistance performance test device and test method

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