Multifunctional experimental device for regulating and simulating debris flow scale and dissipating energy

Abstract

The utility model belongs to the technical field of debris flow simulation, and particularly relates to a multifunctional experimental device for regulating and simulating the debris flow scale and dissipating energy. Debris flow with different proportions, scales and flow velocities and energy dissipation research of the debris flow can be simulated; comprising a storage assembly, a stirring assembly, a flow guide groove, a grating dam energy dissipation assembly and a recovery groove, a sliding rod is installed on the side portion of the storage assembly, and the storage assembly is in sliding connection with the sliding rod and slides up and down in the height direction of the sliding rod. The multifunctional experimental device provided by the utility model can generate debris flow of different scales and types, and meets diversified research requirements; and the grating dam energy dissipation assembly is specially arranged, so that the device plays an important role in reducing and controlling debris flow energy, the value of the device in debris flow related research and practical application can be further improved, and solid technical support is provided for deep research and effective protection of debris flow.

Description

Technical Field

[0001] The utility model belongs to the technical field of debris flow simulation, and in particular relates to a multifunctional experimental device for regulating and simulating the scale and energy dissipation of debris flow. Background Art

[0002] Under the current environmental conditions, debris flow disasters are frequent, posing a serious threat to people's property and life safety. In order to effectively respond to this severe situation, protection against debris flows is extremely important. Among the many protection means and research methods, the study of debris flow model experiments is recognized as one of the most effective ways. Among them, simulating the generation of debris flows is of key significance. The multifunctional experimental device involved in this utility model patent can produce debris flows of various sizes and types to meet diverse research needs; and the device is also specially equipped with a grid dam energy dissipation device, which plays an important role in the reduction and control of debris flow energy, and can further enhance the value of the device in debris flow-related research and practical applications, and provide solid technical support for in-depth research and effective protection of debris flows. Utility Model Content

[0003] The main technical problem solved by the utility model is to provide a multifunctional experimental device for regulating and simulating the scale and energy dissipation of debris flows, which can simulate debris flows of different proportions, scales and flow rates and study the energy dissipation of debris flows.

[0004] The technical solution of the utility model is:

[0005] A multifunctional experimental device for regulating and simulating the scale of debris flow and dissipating energy, comprising a storage component, a stirring component, a guide trough, a grille dam energy dissipation component and a recovery trough for mixing debris flow; a sliding rod is installed on the side of the storage component, and the storage component is slidably connected to the sliding rod and slides up and down along the height direction of the sliding rod; the stirring component is installed below the storage component discharge port; the guide trough is installed below the stirring component in an inclined manner; the guide trough inlet corresponds to the stirring component discharge port position; the grille dam energy dissipation component is installed inside the guide trough; the recovery trough is installed at the guide trough discharge port position.

[0006] The storage component can slide up and down along the height direction of the slide rod, and is used to store simulated materials such as silt, gravel, silt and mud that simulate debris flow; the storage component falls to the bottom along the slide rod to facilitate the loading of the raw materials of simulated debris flow into the storage component, and the storage component rises upward along the slide rod to lift the raw materials of simulated debris flow, so that the simulated debris flow raw materials have a certain kinetic energy when poured from the storage component; the raw materials simulating debris flow in the storage component are poured into the stirring component, and the stirring component can stir the simulated materials such as silt, gravel, silt and mud that simulate debris flow evenly to simulate the real debris flow disaster phenomenon; the stirring component pours the stirred simulated materials into the diversion trough, and after the energy dissipation treatment of the grid dam energy dissipation component, it flows into the recovery trough. This multifunctional experimental device can simulate debris flows of different proportions, scales and flow rates, as well as the energy dissipation research of debris flows, through the setting of storage components, stirring components, diversion channels and grid dam energy dissipation components. It can further enhance the value of the device in debris flow-related research and practical applications, and provide solid technical support for in-depth research and effective protection against debris flows.

[0007] Preferably, the storage assembly includes a storage tank, a sliding rod, a first hinge bolt, a second hinge bolt, a hydraulic cylinder, a chain, a first bidirectional motor and a pull rod; the sliding rod is slidably connected to the sliding rod in a fitted manner, the upper part of the storage tank is movably connected to the sliding rod through the first hinge bolt, the hydraulic cylinder is movably connected to the sliding rod through the second hinge bolt, and the output end of the hydraulic cylinder is fixedly connected to the side of the storage tank; the first bidirectional motor is fixedly installed on the top of the sliding rod, and the pull rod is fixedly connected to the sliding rod; the output end of the first bidirectional motor is fixedly connected to the pull rod through a chain.

[0008] The storage tank is used to store simulated materials such as silt, gravel, mud and mud for simulating debris flow; the slide rod is mounted on the slide rod and can slide up and down; the upper part of one side of the storage tank is hinged to the slide rod through the first hinge bolt; the lower part of one side of the storage tank is fixedly connected to the output end of the hydraulic cylinder, and the hydraulic cylinder is hinged to the slide rod through the second hinge bolt, so that the storage tank can be controlled to rise or fall along the height direction of the slide rod by the output end of the first bidirectional motor at the top of the slide rod; the extension and retraction of the output end of the hydraulic cylinder can control the flipping of the storage tank, so as to facilitate the dumping of the simulated materials in the storage tank. Therefore, through the above design, the storage tank is pulled to a suitable position, and the material in it is dumped into the mixing assembly through the support of the output end of the hydraulic cylinder, which is convenient for the later simulation of debris flows with different proportions, scales and flow rates.

[0009] Preferably, the storage tank is provided with a slot mouth near the side of the stirring assembly to facilitate pouring simulated materials such as silt, gravel, sand and mud for simulating debris flow into the stirring assembly to prevent them from spilling outside.

[0010] Preferably, the stirring assembly includes a stirring chamber, a stirring motor, motor shaft teeth, stirring chamber teeth, a rotating motor, a stirring chamber support frame, a stirring chamber fixed shaft, and an agitator support frame; the stirring motor and the rotating motor are respectively fixedly mounted on both sides of the agitator support frame; the stirring chamber is rotatably mounted on the stirring chamber support frame; the side of the stirring chamber support frame close to the stirring motor is rotatably mounted on the agitator support frame; the side of the stirring chamber support frame close to the rotating motor is fixedly connected to the output end of the rotating motor; stirring chamber teeth are provided in the middle of the stirring chamber; motor shaft teeth are provided at the output end of the stirring motor; the motor shaft teeth are meshed with stirring chamber teeth; a stirring chamber fixed shaft is provided in the middle of the stirring chamber support frame; the bottom of the stirring chamber is rotatably connected to the stirring chamber support frame through the stirring chamber fixed shaft.

[0011] The motor shaft teeth of the stirring motor mesh with the stirring chamber teeth in the middle of the stirring chamber. The stirring motor provides power to drive the stirring chamber to rotate, so that the simulated materials such as silt, gravel, sand and mud in the stirring chamber can be evenly mixed. The output end of the rotating motor provides driving force to drive the stirrer support frame to rotate relative to the stirrer support frame, thereby driving the stirring chamber to tilt, so that the simulated materials in the stirring chamber can be poured into the diversion trough, simulating the formation of the natural disaster phenomenon of mudslides, which is used for scientific research.

[0012] Preferably, a movable measuring component is also included; the movable measuring component is movably installed above the diversion trough. The movable measuring component includes a movable measuring frame, a mud level meter and a high-speed camera; the movable measuring frame is slidably connected to the side of the diversion trough; the mud level meter and the high-speed camera are installed on the movable measuring frame. The movable measuring component can move along the direction in which the diversion trough extends and can be moved according to the use requirements; the flow velocity and scale of the debris flow are monitored by the mud level meter and the high-speed camera of the motion trajectory. The high-speed camera monitors the motion trajectory of the debris flow, which is convenient for scientific research on natural disasters such as debris flow.

[0013] Preferably, the guide trough is provided with a bracket, and the guide trough is installed on the bracket. On the one hand, the bracket can adjust the height so that the guide trough can be tilted to different degrees, so that the debris flow can reach different speeds when it reaches the grid dam energy dissipation component; on the other hand, it is also used to reinforce the guide trough to prevent the guide trough from tipping over due to excessive debris flow simulation material.

[0014] Preferably, the energy dissipation assembly of the grid dam is installed at the end of the guide trough near the recovery trough; the energy dissipation assembly of the grid dam includes a fishtail wing plate, a dam body grid and a support rod; the fishtail wing plate is installed on the inner wall of the guide trough; the dam body grid is installed inside the guide trough through the support rod, and is located below the fishtail wing plate. The fishtail wing plate is used to guide the debris flow into the dam body grid. The crushed stone particles in the debris flow are blocked by the dam body grid and deposited on the surface of the dam body grid. The fine particles and mud flow through the dam body grid to the downstream, thereby reducing the energy of the debris flow. The fishtail wing plate is set to be a trumpet shape with a large top and a small bottom, which can produce a narrow tube effect at the fishtail wing plate, accelerate the debris flow, and the subsequent flow will have an impact on the debris flow silt body that entered the dam body grid in the early stage, realizing the function of self-dredging of the dam body grid, so that the debris flow moves farther on the dam body grid, and the water-stone separation will be more thorough, and the debris flow energy dissipation effect of the dam body grid is better. Finally, it flows into the recovery trough for recycling and reuse.

[0015] A sliding rod support rod is provided at the lower end of the sliding rod to ensure the stability of the sliding rod.

[0016] Beneficial effects of the utility model:

[0017] The utility model multifunctional experimental device can simulate debris flows of different proportions, scales and flow rates and the energy dissipation research of debris flows; after the proportioned materials of the debris flow are placed in the storage tank, they are driven to rise by the first bidirectional motor, the rotating motor controls the mixing bin to turn back, and the hydraulic cylinder lifts the storage tank, so that the materials in the storage tank enter the mixing bin. After stirring, the mixing bin can directly pour the debris flow formed by stirring directly onto the guide trough to simulate the debris flow phenomenon, which is used for simulation experiments, and can also be cyclically poured. The intermittent process of the storage tank lifting simulates the intermittent occurrence of debris flows. The multifunctional experimental device involved in the utility model patent can produce debris flows of various scales and types to meet diverse research needs; and it is also specially equipped with a grid dam energy dissipation component, which plays an important role in the reduction and control of debris flow energy, and can further enhance the value of the device in debris flow-related research and practical applications, and provide solid technical support for in-depth research and effective protection of debris flows. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the device of the utility model;

[0019] Figure 2 This is a schematic diagram of the main structure of the storage assembly of the utility model;

[0020] Figure 3 It is a schematic diagram of the top view of the storage assembly of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the stirring assembly of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the movable measuring component of the utility model;

[0023] Figure 6 This is a structural schematic diagram of the energy dissipation component of the grid dam of the utility model;

[0024] Figure 7 It is a structural schematic diagram of the working structure of the energy dissipation component of the grid dam of the utility model.

[0025] The markings in the attached drawings are: 1. storage component; 2. sliding rod; 3. slot; 4. stirring component; 5. guide groove; 6. movable measuring component; 7. grid dam energy dissipation component; 8. recovery trough; 9. bracket; 10. first hinge bolt; 11. sliding rod; 12. second hinge bolt; 13. hydraulic cylinder; 14. stirring chamber; 15. chain; 16. first bidirectional motor; 17. pull rod; 18. stirring motor; 19. motor shaft gear; 20. stirring chamber gear; 21. sliding rod support rod; 22. rotating motor; 23. stirring chamber support frame; 24. stirring chamber fixed shaft; 25. stirrer support frame; 26. movable measuring frame; 27. fishtail wing plate; 28. dam body grid; 29. ​​support rod; 30. storage tank. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0027] See also Figure 1 The utility model provides an embodiment: a multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy, comprising a storage component 1, a stirring component 4, a guide trough 5, a grille dam energy dissipation component 7 and a recovery trough 8 for mixing debris flow; a slide bar 2 is installed on the side of the storage component 1, and the storage component 1 is slidably connected to the slide bar 2 and slides up and down along the height direction of the slide bar 2; the stirring component 4 is installed below the discharge port of the storage component 1; the guide trough 5 is installed below the stirring component 4 in an inclined manner; the inlet of the guide trough 5 corresponds to the discharge port position of the stirring component 4; the grille dam energy dissipation component 7 is installed inside the guide trough 5; the recovery trough 8 is installed at the discharge port position of the guide trough 5.

[0028] The storage component 1 can slide up and down along the height direction of the slide rod 2, and is used to store simulated materials such as silt, gravel, silt and mud that simulate debris flow; the storage component 1 falls to the bottom along the slide rod 2 to facilitate the loading of the raw materials for simulating debris flow into the storage component 1, and the storage component 1 rises upward along the slide rod 2 to raise the raw materials for simulating debris flow, so that the simulated debris flow raw materials have a certain kinetic energy when poured from the storage component 1; the raw materials for simulating debris flow in the storage component 1 are poured into the stirring component 4, and the stirring component 4 can stir the simulated materials such as silt, gravel, silt and mud that simulate debris flow evenly to simulate the real debris flow disaster phenomenon; the stirring component 4 pours the stirred simulated materials into the diversion trough 5, and after the energy dissipation treatment of the grid dam energy dissipation component 7, it flows into the recovery trough 8. This multifunctional experimental device can simulate debris flows of different proportions, scales and flow rates, as well as the energy dissipation research of debris flows, through the arrangement of storage components 1, stirring components 4, guide channels 5 and grid dam energy dissipation components 7; it can further enhance the value of the device in debris flow-related research and practical applications, and provide solid technical support for in-depth research and effective protection against debris flows.

[0029] See also Figure 2-Figure 3 In this embodiment, the storage assembly 1 includes a storage tank 30, a slide bar 11, a first hinge bolt 10, a second hinge bolt 12, a hydraulic cylinder 13, a chain 15, a first bidirectional motor 16 and a pull rod 17; the slide bar 11 is slidably connected to the slide bar 2 in a fitted manner, the upper part of the storage tank 30 is movably connected to the slide bar 11 through the first hinge bolt 10, the hydraulic cylinder 13 is movably connected to the slide bar 11 through the second hinge bolt 12, and the output end of the hydraulic cylinder 13 is fixedly connected to the side of the storage tank 30; the first bidirectional motor 16 is fixedly installed on the top of the slide bar 2, and the pull rod 17 is fixedly connected to the slide bar 11; the output end of the first bidirectional motor 16 is fixedly connected to the pull rod 17 through the chain 15.

[0030] The storage tank 30 is used to store simulated materials such as silt, gravel, silt and mud for simulating debris flow; the slide bar 11 is sleeved on the slide bar 2 and can slide up and down; the upper part of one side of the storage tank 30 is hinged to the slide bar 11 through the first hinge bolt 10; the lower part of one side of the storage tank 30 is fixedly connected to the output end of the hydraulic cylinder 13, and the hydraulic cylinder 13 is hinged to the slide bar 11 through the second hinge bolt 12, so that the storage tank 30 can be controlled to rise or fall along the height direction of the slide bar 2 through the output end of the first bidirectional motor 16 at the top of the slide bar 2; the expansion and contraction of the output end of the hydraulic cylinder 13 can control the storage tank 30 to flip, so as to facilitate the dumping of the simulated materials in the storage tank 30. Therefore, through the above design, the storage tank 30 is pulled to a suitable position, supported by the output end of the hydraulic cylinder 13, and the materials in it are dumped into the stirring assembly 4, which is convenient for the later simulation of debris flows with different proportions, scales and flow rates.

[0031] See also Figure 1 and Figure 2 The storage tank 30 is provided with a slot 3 on the side near the stirring component 4, so as to facilitate the pouring of simulated materials such as silt, gravel, sand and mud for simulating debris flow into the stirring component 4 to prevent them from spilling outside.

[0032] See also Figure 4 In this embodiment, the stirring assembly 4 includes a stirring chamber 14, a stirring motor 18, a motor shaft gear 19, a stirring chamber gear 20, a rotating motor 22, a stirring chamber support frame 23, a stirring chamber fixed shaft 24, and an agitator support frame 25; the stirring motor 18 and the rotating motor 22 are respectively fixedly mounted on both sides of the agitator support frame 25; the stirring chamber 14 is rotatably mounted on the stirring chamber support frame 23; the side of the stirring chamber support frame 23 close to the stirring motor 18 is rotatably mounted on the agitator support frame 25; the side of the stirring chamber support frame 23 close to the rotating motor 22 is fixedly connected to the output end of the rotating motor 22; a stirring chamber gear 20 is provided in the middle of the stirring chamber 14; the output end of the stirring motor 18 is provided with a motor shaft gear 19; the motor shaft gear 19 is meshed with the stirring chamber gear 20; a stirring chamber fixed shaft 24 is provided in the middle of the stirring chamber support frame 23; the bottom of the stirring chamber 14 is rotatably connected to the stirring chamber support frame 23 through the stirring chamber fixed shaft 24.

[0033] The motor shaft gear 19 of the stirring motor 18 meshes with the stirring chamber gear 20 in the middle of the stirring chamber 14. The stirring motor 18 provides power to drive the stirring chamber 14 to rotate, so as to facilitate the uniform mixing of the simulated materials such as silt, gravel, silt and mud simulating debris flow in the stirring chamber 14. The output end of the rotating motor 22 provides driving force, which can drive the agitator support frame 25 to rotate relative to the agitator support frame 25, thereby driving the stirring chamber 14 to tilt, so as to facilitate the dumping of the simulated materials in the stirring chamber 14 into the guide groove 5, simulating the formation of the natural disaster phenomenon of debris flow, and used for scientific research.

[0034] See also Figure 5 In this embodiment, a movable measuring assembly 6 is also included; the movable measuring assembly 6 is movably installed above the diversion trough 5. The movable measuring assembly 6 includes a movable measuring frame 26, a mud level meter and a high-speed camera; the movable measuring frame 26 is slidably connected to the side of the diversion trough 5; the mud level meter and the high-speed camera are installed on the movable measuring frame 26. The movable measuring assembly 6 can move along the direction in which the diversion trough 5 extends, and can be moved according to the use requirements; the flow velocity and scale of the debris flow are monitored by the mud level meter and the high-speed camera of the motion trajectory. The high-speed camera monitors the motion trajectory of the debris flow, which is convenient for scientific research on natural disasters such as debris flow.

[0035] See also Figure 1In this embodiment, the guide trough 5 is provided with a bracket 9, and the guide trough 5 is installed on the bracket 9. On the one hand, the bracket 9 can adjust the height so that the guide trough 5 can achieve different degrees of inclination, so that the debris flow can reach different speeds when reaching the grid dam energy dissipation component 7; on the other hand, it is also used to reinforce the guide trough 5 to prevent the guide trough 5 from falling due to excessive debris flow simulation materials. The lower end of the slide rod 2 is provided with a slide rod support rod 21 to ensure the stability of the slide rod 2.

[0036] See also Figure 6-Figure 7 In this embodiment, the grid dam energy dissipation assembly 7 is installed at the end of the guide trough 5 near the recovery trough 8; the grid dam energy dissipation assembly 7 includes a fishtail plate 27, a dam body grid 28 and a support rod 29; the fishtail plate 27 is installed on the inner wall of the guide trough 5; the dam body grid 28 is installed inside the guide trough 5 through the support rod 29, and is located below the fishtail plate 27. The fishtail plate 27 is used to guide the debris flow into the dam body grid 28, and the crushed stone particles in the debris flow are blocked by the dam body grid 28 and deposited on the surface of the dam body grid 28, and the fine particles and mud flow through the dam body grid 28 to the downstream, thereby reducing the energy of the debris flow. The fishtail wing plate 27 is set to be a trumpet shape with a large top and a small bottom, which can produce a narrow tube effect at the fishtail wing plate 27 to accelerate the debris flow. The subsequent incoming flow will have an impact on the debris flow siltation body entering the dam body grid 28 in the early stage, realizing the function of self-desilting of the dam body grid 28, so that the debris flow moves farther on the dam body grid 28, and the water-rock separation will be more thorough, and the debris flow energy dissipation effect of the dam body grid 28 will be better. Finally, it flows into the recovery tank 8 for recycling.

[0037] The utility model multifunctional experimental device can simulate debris flows of different proportions, scales and flow rates and the energy dissipation research of debris flows; after the proportioned materials of the debris flow are placed in the storage tank 30, they are driven to rise by the first bidirectional motor 16, the rotating motor 22 controls the mixing chamber 14 to turn back, and the hydraulic cylinder 13 lifts the storage tank 30, so that the materials in the storage tank 30 enter the mixing chamber 14. After stirring, the mixing chamber 14 can directly pour the debris flow formed by stirring directly onto the guide trough 5 to simulate the debris flow phenomenon, which is used for simulation experiments, and can also be cyclically poured. The intermittent process of the storage tank 30 lifting simulates the intermittent occurrence of debris flows. The multifunctional experimental device involved in the utility model patent can produce debris flows of various scales and types to meet diverse research needs; and it is also specially equipped with a grid dam energy dissipation component 7, which plays an important role in the reduction and control of debris flow energy, and can further enhance the value of the device in debris flow related research and practical applications, and provide solid technical support for in-depth research and effective protection of debris flows.

[0038] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy; characterized in that: It includes a storage component, a stirring component, a guide trough, a grille dam energy dissipation component and a recovery trough for mud-rock flow mixing; a sliding rod is installed on the side of the storage component, and the storage component is slidably connected to the sliding rod and slides up and down along the height direction of the sliding rod; the stirring component is installed below the storage component discharge port; the guide trough is installed below the stirring component in an inclined manner; the guide trough inlet corresponds to the stirring component discharge port position; the grille dam energy dissipation component is installed inside the guide trough; the recovery trough is installed at the guide trough discharge port position.

2. A multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 1, characterized in that: The storage assembly includes a storage tank, a sliding rod, a first hinge bolt, a second hinge bolt, a hydraulic cylinder, a chain, a first bidirectional motor and a pull rod; the sliding rod is slidably connected to the sliding rod in a fitted manner, the upper part of the storage tank is movably connected to the sliding rod through the first hinge bolt, the hydraulic cylinder is movably connected to the sliding rod through the second hinge bolt, and the output end of the hydraulic cylinder is fixedly connected to the side of the storage tank; the first bidirectional motor is fixedly installed on the top of the sliding rod, and the pull rod is fixedly connected to the sliding rod; the output end of the first bidirectional motor is fixedly connected to the pull rod through a chain.

3. A multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 2, characterized in that: The storage tank is provided with a slot mouth at the side close to the stirring component.

4. A multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 1, characterized in that: The stirring assembly includes a stirring chamber, a stirring motor, motor shaft teeth, stirring chamber teeth, a rotating motor, a stirring chamber support frame, a stirring chamber fixed shaft, and an agitator support frame; the stirring motor and the rotating motor are respectively fixedly mounted on both sides of the agitator support frame; the stirring chamber is rotatably mounted on the stirring chamber support frame; the side of the stirring chamber support frame close to the stirring motor is rotatably mounted on the agitator support frame; the side of the stirring chamber support frame close to the rotating motor is fixedly connected to the output end of the rotating motor; stirring chamber teeth are provided in the middle of the stirring chamber; motor shaft teeth are provided at the output end of the stirring motor; the motor shaft teeth are meshed with stirring chamber teeth; a stirring chamber fixed shaft is provided in the middle of the stirring chamber support frame; the bottom of the stirring chamber is rotatably connected to the stirring chamber support frame through the stirring chamber fixed shaft.

5. The multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 1, characterized in that: It also includes a movable measuring component; the movable measuring component is movably installed above the guide groove.

6. A multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 5, characterized in that: The movable measuring assembly comprises a movable measuring frame, a mud level meter and a high-speed camera; the movable measuring frame is slidably connected to the side of the guide trough; the mud level meter and the high-speed camera are installed on the movable measuring frame.

7. A multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 1, characterized in that: The guide trough is provided with a bracket, and the guide trough is installed on the bracket.

8. The multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 1, characterized in that: The grid dam energy dissipation assembly is installed at the end of the guide trough close to the recovery trough; the grid dam energy dissipation assembly includes a fishtail wing plate, a dam body grid and a support rod; the fishtail wing plate is installed on the inner wall of the guide trough; the dam body grid is installed inside the guide trough through the support rod, and is located below the fishtail wing plate.

9. A multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 8, characterized in that: The fishtail wing plate is in a trumpet shape that is larger at the top and smaller at the bottom.

10. The multifunctional experimental device for regulating, simulating the scale of debris flow and dissipating energy according to claim 1, characterized in that: A sliding rod supporting rod is arranged at the lower end of the sliding rod.

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