CN110441493B - Adjustable multifunctional landslide river channel accumulation disaster range test equipment - Google Patents
Adjustable multifunctional landslide river channel accumulation disaster range test equipment Download PDFInfo
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Abstract
The invention provides adjustable multifunctional landslide river channel accumulation disaster area test equipment which comprises a river channel model device, a landslide model device, a driving device and a water flow velocity control system, wherein the river channel model device comprises a bottom plate, two slope plates and two side plates, the two side plates are arranged at the front end and the rear end of the bottom plate, the two slope plates extend along the front-back direction and are positioned between the two side plates, can slide along the left-right direction and can be rotatably arranged on the side plates around the bottom end, the landslide model device is positioned at the right side of the river channel model device, the slope of a landslide is adjustable, and the driving device is opposite to the upper end of the landslide model device and is used for driving a landslide sample to slide; the water flow velocity control system is used for controlling the water flow velocity in the river channel model device. The technical scheme provided by the invention has the beneficial effects that: the comprehensive research of various influence factors related to landslide and river accumulation and disaster range is solved, and meanwhile, a plurality of influence factors such as landslide water inflow speed, river flow speed, river width, two bank slopes and the like are considered.
Description
Technical Field
The invention relates to the technical field of landslide model simulation devices, in particular to adjustable multifunctional landslide river channel accumulation disaster-causing range test equipment.
Background
The accumulation of disaster landslides in the river has very obvious influence on the natural environment, human life and construction engineering. Landslides are accumulated in a river channel, and the increase of the deposition thickness is easy to block to form a weir dam, so that the rapid rise of the water level is caused to harm the downstream safety; meanwhile, in the landslide generation process, huge impact force is caused by water entering, and the formed surge threatens the bank slope building and the lives and properties of people; in a reservoir area of the reservoir, landslide substances with larger thickness are deposited in a channel after the reservoir stores water, source tracing and scouring are easy to occur when the water level of the reservoir is reduced, the deposited substances are easy to collapse along with the reduction of the water level, the reservoir capacity is increased, the safe operation of a hydropower station is influenced, the volume of silt accumulated by collapse of a bank slope and burst of a landslide sample after the reservoir area stores water is close to that of the silt accumulated by the collapse of the bank slope, and even the volume of the silt accumulated by the landslide sample exceeds the reservoir capacity of a dead water level, the reservoir loses the adjusting and power generating functions, and the safe operation of.
And the characteristics of landslide river channel accumulation, blockage, impact force and the like are important parameters for landslide disaster evaluation. The characteristics are related to influence factors such as the physical properties of rock and soil bodies of the landslide, the water inlet angle, the river channel flow, the landslide speed and the like. At present, the research on the influence factors of the landslide river accumulation disaster range and the surge height is started from a single factor or two factors, and needs to be considered from the multi-factor perspective. In order to meet the requirements, it is necessary to design a test device to simultaneously satisfy a plurality of influence factors such as landslide water inflow speed, landslide water inflow angle, river flow speed, river width, river bank slope and the like to comprehensively consider the landslide river accumulation process, the disaster range and the surge height.
Disclosure of Invention
In view of this, the embodiment of the present invention provides an adjustable multifunctional landslide river accumulation disaster area test device, which aims to solve the comprehensive research on various influence factors related to landslide river accumulation and disaster area, and consider various influence factors such as landslide water inflow speed, landslide water inflow angle, river water flow speed, river width, river bank slopes and the like.
The embodiment of the invention provides adjustable multifunctional landslide river channel accumulation disaster area test equipment which comprises a river channel model device, a landslide model device, a driving device and a water flow velocity control system, wherein the river channel model device is connected with the landslide model device through a pipeline;
the river channel model device comprises a bottom plate, two slope plates and two side plates, wherein the two side plates are arranged at the front end and the rear end of the bottom plate, the two slope plates extend along the front-rear direction and are positioned between the two side plates, can slide along the left-right direction and can be rotatably arranged on the side plates around the bottom end, an inner cavity capable of containing water flow is formed by the two slope plates, the bottom plate and the two side plates, and a water inlet hole and a water outlet hole are respectively arranged through the two side plates;
the landslide model device is positioned on the right side of the river channel model device and comprises a base and a landslide, the landslide comprises a landslide bottom plate, two landslide side plates and a landslide baffle, the left end of the landslide bottom plate is connected with the upper end of the slope plate positioned on the right side, the inclination angle of the landslide bottom plate is the same as that of the slope plate, the two landslide side plates are movably arranged at the front end and the rear end of the landslide bottom plate, the extending directions of the two landslide side plates are the same, included angles with different sizes can be formed between the two landslide side plates, the landslide baffle is detachably arranged between the two landslide side plates, and an inner cavity for placing a landslide sample is formed between the landslide bottom plate and the landslide; the base is arranged below the landslide bottom plate and used for supporting the landslide;
the driving device is opposite to the upper end of the landslide model device and is used for driving the landslide sample to slide downwards along the landslide bottom plate;
the water flow velocity control system comprises a water suction pump and a second water flow control instrument, the water suction pump is connected with the water inlet hole and the water outlet hole and used for being connected with an external water source, and the second water flow control instrument is installed on the water suction pump and used for controlling the water flow velocity in the river channel model device.
Further, the landslide side plate can rotate around the left end and is installed at the left end of the landslide bottom plate, and the landslide side plate has a fixed state fixed on the landslide bottom plate and a rotating state capable of rotating around the left end.
Furthermore, a through hole extending in the vertical direction is formed in the right end of the landslide side plate in a penetrating mode, a plurality of spaced positioning holes are formed in the position, opposite to the rotating track of the outer side edge of the landslide side plate, of the landslide bottom plate, and the through hole and the positioning holes are matched with the fixing strip to enable the landslide side plate to be in the fixed state.
Further, the base comprises a base body, a fixing plate and a connecting rod mechanism, wherein the fixing plate is fixed at the bottom of the landslide bottom plate and is connected with the base body through the connecting rod mechanism; and/or the presence of a gas in the gas,
drive arrangement includes actuating mechanism, actuating lever and drive plate, the extending direction of actuating lever with the extending direction of landslide curb plate is the same, and the upper end is fixed in actuating mechanism, the drive plate is fixed in the actuating lever lower extreme is located landslide sample upper end and with the landslide sample is relative, actuating mechanism is right the actuating lever is applyed and is followed the thrust of the extending direction of landslide curb plate, so that the landslide sample is followed the landslide bottom plate is slided down.
Furthermore, the bottom ends of the two slope plates respectively protrude forwards and backwards to form bulges;
each the curb plate is including being about can following to the sub-curb plate and two regulating plates of flexible setting, four regulating plates are located respectively both ends around two ramp plates, four regulating plates can follow about to slidable mounting in on the bottom plate, be located the front end both ends about the sub-curb plate respectively with be located two of front end the regulating plate links to each other, is located the rear end both ends about the sub-curb plate respectively with be located the rear end the regulating plate links to each other, the regulating plate with protruding relative position runs through and is equipped with the mounting hole, the arch through with the nut cooperation install in the mounting hole, so that two ramp plates all rotate install in on the regulating plate.
Further, bottom plate front end and rear end all are equipped with about along to the ascending horizontal recess of extension and notch, the regulating plate bottom is equipped with about along to the protruding muscle that extends, protruding muscle with horizontal groove fit, so that regulating plate slidable mounting in on the bottom plate.
Furthermore, the sub-side plate comprises an outer sleeve plate and two inner sleeve plates, the two inner sleeve plates are respectively positioned at the left side and the right side of the outer sleeve plate and sleeved in the outer sleeve plate, and the inner sleeve plates are connected with the two adjacent adjusting plates.
Furthermore, the lower end of the outer sleeve plate is provided with an opening, and the lower end of the inner sleeve plate penetrates out of the lower end of the outer sleeve plate and is arranged in the transverse groove; one side of the adjusting plate, which is close to the sub-side plate, is provided with a vertical groove, and one side of the inner sleeve plate, which is close to the adjusting plate, is installed in the vertical groove.
Furthermore, an angle scale is arranged on the adjusting plate.
The test data measuring system comprises a first flow rate measuring instrument, a second flow rate measuring instrument, a surge measuring plate, a detection test paper and a high-speed camera, wherein the surge measuring plate is arranged on the slope plate on the left side, the detection test paper is fixed on the surge measuring plate, the first flow rate measuring instrument is fixed in the river channel model device and used for measuring the flow rate of water in the river channel model device, and the second flow rate measuring instrument is arranged at the position, opposite to the lower end of the landslide model device, of the slope plate and used for measuring the flow rate of water entering when the landslide sample slides into the river channel model device from the bottom of the landslide model device; the high-speed camera is arranged opposite to the lower end of the landslide model device and used for recording images of the landslide sample when sliding into the river channel model device from the bottom of the landslide model device.
The technical scheme provided by the embodiment of the invention has the following beneficial effects: thereby the width through changing the width of curb plate and change river course model device, thereby change river course model device's both sides slope through rotating the ramp, and then can carry out the analogue test of different river course width, different slopes. The flow velocity of water flow is adjusted through the water suction pump and the second water flow controller which are installed on the water inlet hole and the water outlet hole, the water flow velocity and the water level height in the river channel model device can be changed, and therefore simulation tests of different water levels and flow are conducted. The landslide sample can slide into the river channel model device at different water inlet angles by adjusting the landslide side plates, so that simulation tests at different water inlet angles can be performed. The control driving device can provide kinetic energy with different magnitudes for the landslide sample by applying pressure and the source quantity to the landslide sample, so that the landslide sample has different water inflow speeds, and the landslide sample can be subjected to simulation tests at different water inflow speeds.
Drawings
FIG. 1 is a schematic structural diagram of a multifunctional adjustable landslide riverway accumulation disaster area testing device provided by the invention;
FIG. 2 is a schematic structural diagram of the river model device, the water flow rate control system and the test data measurement system in FIG. 1;
fig. 3 is a schematic structural diagram of the river model device in fig. 1;
FIG. 4 is a front and bottom view of the side plate of FIG. 1;
FIG. 5 is a schematic view of the landslide model apparatus and drive apparatus of FIG. 1;
FIG. 6 is a schematic view of the landslide model apparatus and drive apparatus of FIG. 1 from another perspective;
in the figure: the river model device 1, the bottom plate support 11, the bottom plate 12, the transverse groove 121, the side plate 13, the sub-side plate 131, the outer sleeve plate 131a, the inner sleeve plate 131b, the water inlet hole 131c, the water outlet hole 131d, the adjusting plate 132, the convex rib 132a, the vertical groove 132b, the mounting hole 132c, the angle scale 132d, the slope plate 14, the angle indicator strip 141, the landslide model device 2, the base 21, the base body 211, the fixing plate 212, the link mechanism 213, the landslide 22, the landslide bottom plate 221, the positioning hole 221a, the landslide side plate 222, the landslide damper 223, the fixing strip 224, the driving device 3, the driving mechanism 31, the driving rods 32, the driving plate 33, the water flow rate control system 4, the water tank 41, the water pump 42, the second water flow controller 43, the test data measurement system 5, the first flow rate measurement instrument 51, the second flow rate measurement instrument 52, the swell measurement plate 53, and the.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, an embodiment of the present invention provides an adjustable multifunctional landslide river accumulation disaster area test device, which includes a river model device 1, a landslide model device 2, a driving device 3, a water flow velocity control system 4, and a test data measurement system 5.
Referring to fig. 1 to 3, the river model device 1 includes a bottom plate support 11, a bottom plate 12, two side plates 13, and two slope plates 14. The bottom plate 12 is fixed on the bottom plate support 11, and the front end and the rear end of the bottom plate 12 are both provided with transverse grooves 121 which extend left and right and have upward notches. Each side plate 13 includes a sub-side plate 131 and two adjusting plates 132 that can be telescopically arranged along the left-right direction, the two sub-side plates 131 are respectively installed at the front end and the rear end of the bottom plate 12, and the two sub-side plates 131 are respectively provided with a water inlet hole 131c and a water outlet hole 131d through. In this embodiment, two water inlets 131c are formed through the front sub-side plate 131, and two water outlets 131d are formed through the rear sub-side plate 131. Referring to fig. 4, the sub-side plate 131 includes an outer sleeve plate 131a and two inner sleeve plates 131b, and the two inner sleeve plates 131b are respectively located at the left and right sides of the outer sleeve plate 131a and are sleeved in the outer sleeve plate 131 a. The lower end of the outer sleeve plate 131a may be installed in the transverse groove 121, in this embodiment, the lower end of the outer sleeve plate 131a is open, and the lower end of the inner sleeve plate 131b passes through the lower end of the outer sleeve plate 131a and is installed in the transverse groove 121.
Referring to fig. 3, the two side plates 13 respectively include two adjusting plates 132, the four adjusting plates 132 are respectively disposed at the left and right ends of the two sub-side plates 131, and the four adjusting plates 132 can be slidably mounted on the bottom plate 12 along the left-right direction, in this embodiment, referring to fig. 4, a rib 132a (see fig. 4) extending along the left-right direction is disposed at the bottom of the adjusting plate 132, and the rib 132a is engaged with the transverse groove 121, so that the adjusting plates 132 are slidably mounted on the bottom plate 12. The left end and the right end of the sub-side plate 131 at the front end are connected with the two adjusting plates 132 at the front end respectively, the left end and the right end of the sub-side plate 131 at the rear end are connected with the adjusting plates 132 at the rear end respectively, in this embodiment, one side of the adjusting plate 132 close to the sub-side plate 131 is provided with a vertical groove 132b (please refer to fig. 4), and one side of the inner sleeve plate 131b close to the adjusting plate 132 is installed in the vertical groove 132 b.
Referring to fig. 3, the two slope plates 14 extend in the front-rear direction and are located between the two side plates 13, can slide in the left-right direction and can be rotatably mounted on the side plates 13 around the bottom ends, in this embodiment, each slope plate 14 is located between two adjusting plates 132 opposite to each other in the front-rear direction and is rotatably mounted on the adjusting plates 132. The two slope plates 14, the bottom plate 12 and the two side plates 13 form an inner cavity capable of containing water flow. In this embodiment, the bottom of two ramp plates 14 is protruding formation arch (not shown in the figure) of stretching forward and backward respectively, regulating plate 132 runs through and is equipped with mounting hole 132c, protruding through with the nut cooperation install in mounting hole 132c, so that two ramp plates 14 all rotate install in on the regulating plate 132 to the inclination of adjustable ramp plate 14, thereby regulating plate 132 horizontal slip drives two ramp plates 14 horizontal slip on bottom plate 12, thereby the distance between two adjustable ramp plates 14 and changes the width in river course, can simulate the different slopes in river course and different width to the accumulational influence of landslide sample income water.
Referring to fig. 3, the adjusting plate 132 is provided with an angle scale 132d, the mounting hole 132c is disposed at a center of the angle scale 132d, and an inclination angle of the slope plate 14 can be obtained according to the degree of the two slope plates 14 indicated by the angle scale 132d, in this embodiment, the front and rear ends of the two slope plates 14 are provided with angle indicating bars 141, and the angle indicating bars 141 extend along the extending direction of the width side of the slope plate 14 and are used for pointing to the scale of the angle scale 132d when the slope plate 14 rotates.
Referring to fig. 1 and 5, the landslide model device 2 is located on the right side of the river channel model device 1, and includes a base 21 and a landslide 22, where the landslide 22 includes a landslide bottom plate 221, two landslide side plates 222, and a landslide barrier 223. The left end of the landslide bottom plate 221 is connected with the upper end of the slope plate 14 located on the right side (see fig. 1), the inclination angle of the landslide bottom plate 221 is the same as that of the slope plate 14, the two landslide side plates 222 are movably mounted at the front end and the rear end of the landslide bottom plate 221, the extending directions of the two landslide side plates 222 are the same, and included angles with different sizes can be formed with the slope plate 14. The landslide side panels 222 can be movably mounted on the landslide bottom panel 221 by means of magnetic attraction. In this embodiment, the landslide side plate 222 is rotatably mounted to the left end of the landslide bottom plate 221 around the left end, and the landslide side plate 222 has a fixed state fixed to the landslide bottom plate 221 and a rotating state rotatable around the left end. In this embodiment, a through hole (not labeled in the figure) extending in the vertical direction is formed through the right end of the landslide side plate 222, a plurality of spaced positioning holes 221a are formed in the position of the landslide base plate 221 opposite to the rotation tracks of the outer side edges of the two landslide side plates 222, and the through hole and the positioning holes 221a are matched with a fixing strip 224 to fix the landslide side plate 222 in the fixed state.
The landslide baffle 223 is detachably mounted between the two landslide side plates 222, and forms an inner cavity for placing a landslide sample with the landslide bottom plate 221 and the landslide side plates 222; the landslide sample is placed on the right side of the landslide barrier 223, and when the landslide barrier 223 is removed, the landslide sample can slide downwards along the landslide bottom plate 221 into the river channel model device 1.
The base 21 is arranged below the landslide bottom plate 221 and used for supporting the landslide 22; the base 21 can be the ramp 14 of the landslide model device 1, and the left end of the landslide bottom plate 221 is fixedly connected with the right end of the ramp 14, that is, the landslide bottom plate 221 and the ramp 14 can keep the same inclination angle, in this embodiment, the base 21 includes a base body 211, a fixing plate 212 and a link mechanism 213, the fixing plate 212 is fixed at the bottom of the landslide bottom plate 221, the fixing plate 212 is connected with the base body 221 through the link mechanism 213, the base 21 supports the landslide 22 on the one hand, adjusts the position and the inclination angle of the landslide 22 on the one hand, and adjusts the positions of the link mechanism 213 and the base 21 according to the inclination angle of the ramp 14, so that the landslide bottom plate 221 is connected with the ramp 14 and keeps the same inclination.
The driving device 3 is opposite to the upper end of the landslide model device 2 and is used for driving the landslide sample to slide downwards along the landslide bottom plate 221; drive arrangement 3 includes actuating mechanism 31, actuating lever 32 and drive plate 33, the extending direction of actuating lever 32 with the extending direction of landslide curb plate 222 is the same, and the upper end is fixed in actuating mechanism 31, drive plate 33 is fixed in actuating lever 32 lower extreme is located landslide sample upper end and with the landslide sample is relative, actuating mechanism 31 is right actuating lever 32 is applyed and is followed the thrust of the extending direction of landslide curb plate 222, so that the landslide sample is followed landslide bottom plate 221 slides down. The drive unit 3 may be fixed to a building or to the ground by means of a bracket (not shown).
Referring to fig. 2, the water flow rate control system includes a water tank 41, a water pump 42 and a second water flow controller 43, wherein the water pump 42 is connected to the water inlet hole 131c and the water outlet hole 131d for connecting to an external water source, in this embodiment, the water pump 42 is connected to the water tank 41 through a water pipe. The second water flow controller 43 is installed on the water pump 42, and is used for controlling the flow rate of water flow in the river channel model device 1. In this embodiment, the number of the water pumps 42 and the number of the second water flow controllers 43 are four, two water pumps 42 are connected to two water inlets 131c, two water pumps 42 are connected to two water outlets 131d, the water pumps 42 are connected to the water tank 41 through the water pipes 33, water in the water tank 41 is pumped into the river channel model device 1, and then flows back to the water tank 41 to form circulation. By controlling the water flow velocity and the water level height in the river channel model device 1, the influence of different water flow velocities and different water level heights on the landslide sample water inlet accumulation can be simulated.
Referring to fig. 1 and 2, the test data measuring system 5 includes a first flow rate measuring instrument 51, a second flow rate measuring instrument 52, a surge measuring plate 53, a test paper and a high-speed camera 54, the surge measuring plate 53 is disposed on the slope 14 on the left side, the test paper is fixed on the surge measuring plate 53, and when a landslide sample is rushed into the river channel model device 1 from a landslide 22, the raised wave can change the test paper into red in water, so that the height of the wave can be seen, and the influence of the landslide 22 on the water surge can be visually observed. The first flow rate measuring instrument 51 is fixed in the river channel model device 1 and is used for measuring the flow rate of water flow in the river channel model device 1, and in this embodiment, the first flow rate measuring instrument 51 is a pitot tube; the second flow rate measuring instrument 52 is installed at a position where the right slope plate 14 is connected to the landslide bottom plate 221, and is used for measuring the inflow flow rate of the landslide sample when sliding into the river channel model device 1 from the bottom of the landslide 22, in this embodiment, the second flow rate measuring instrument 52 is a laser speed meter; the high-speed camera 54 is arranged opposite to the lower end of the landslide 22 and is used for recording images of the landslide sample sliding into the river channel model device 1 from the bottom of the landslide 22.
In the specific test process, the test paper is fixed to the designated position of the left slope plate 14, the high-speed camera 54 is installed, the slopes of the slope plates 14 on the two sides are rotated to the designated angle, the inner sleeve plate 131b is stretched to adjust the width of the river channel to the designated size, the base 21 is adjusted to adjust the landslide 22 to the same inclination angle as the slope plate 14 and be connected with the upper end of the slope plate 14, the landslide sample is placed on the landslide model device 2, the water suction pump 42 is started to enable the water flow speed and the water level in the river channel model device 1 to meet the test requirements, the high-speed camera 54 and the laser velocimeter are opened, the driving device 3 is used for applying thrust to the landslide sample, the landslide baffle 223 is removed, when the landslide sample floods into the river channel model device 1, the laser velocimeter is used for recording the inflow speed of the landslide sample, the high-speed camera 54 is used for recording the whole process from the landslide sample, when the landslide sample is rushed, the water flow is shocked to surge to the detection test paper due to the impact, and the surge height and range can be seen according to the color change condition of the detection test paper.
Thereby the width that changes curb plate 13 through the flexible length that changes sub-curb plate 131 and then changes river course model device 1's width, thereby change river course model device 1's both sides slope through rotating ramp 14, can carry out the analogue test of different river course width, different slopes. The flow velocity of water is adjusted by the water pump 42 and the second water flow controller 43 installed in the water inlet hole 131c and the water outlet hole 131d, so that the flow velocity and the height of water level in the river channel model device 1 can be changed, and simulation tests of different water levels and flows can be performed. The landslide sample can slide into the river channel model device 1 at different water inlet angles by rotating the landslide side plates 222, so that simulation tests at different water inlet angles can be performed. The control driving device 3 can provide kinetic energy with different magnitudes for the landslide sample by applying pressure and the source quantity to the landslide sample, so that the landslide sample has different water inflow speeds, and the landslide sample can be subjected to simulation tests at different water inflow speeds. The test data measuring device comprises a first flow velocity measuring instrument 51, a second flow velocity measuring instrument 52, a surge measuring plate 53 and a high-speed camera 54 for measuring the underwater accumulation morphology and disaster-causing range of the landslide sample, and can effectively measure the water velocity, the water inlet speed of the landslide sample and record the whole movement process of the landslide sample; the surge measuring plate 53 is provided with the adhesive water detection test paper which is instantly red when meeting water, so that the influence of the landslide sample on river surge can be visually observed.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. An adjustable multifunctional landslide river channel accumulation disaster area test device is characterized by comprising a river channel model device, a landslide model device, a driving device and a water flow velocity control system;
the river channel model device comprises a bottom plate, two slope plates and two side plates, wherein the two side plates are arranged at the front end and the rear end of the bottom plate, the two slope plates extend along the front-rear direction and are positioned between the two side plates, can slide along the left-right direction and can be rotatably arranged on the side plates around the bottom end, an inner cavity capable of containing water flow is formed by the two slope plates, the bottom plate and the two side plates, and a water inlet hole and a water outlet hole are respectively arranged through the two side plates;
the landslide model device is positioned on the right side of the river channel model device and comprises a base and a landslide, the landslide comprises a landslide bottom plate, two landslide side plates and a landslide baffle, the left end of the landslide bottom plate is connected with the upper end of the slope plate positioned on the right side, the inclination angle of the landslide bottom plate is the same as that of the slope plate, the two landslide side plates are movably arranged at the front end and the rear end of the landslide bottom plate, the extending directions of the two landslide side plates are the same, included angles with different sizes can be formed between the two landslide side plates, the landslide baffle is detachably arranged between the two landslide side plates, and an inner cavity for placing a landslide sample is formed between the landslide bottom plate and the landslide; the base is arranged below the landslide bottom plate and used for supporting the landslide;
the driving device is opposite to the upper end of the landslide model device and is used for driving the landslide sample to slide downwards along the landslide bottom plate;
the water flow velocity control system comprises a water suction pump and a second water flow control instrument, the water suction pump is connected with the water inlet hole and the water outlet hole and used for being connected with an external water source, and the second water flow control instrument is installed on the water suction pump and used for controlling the water flow velocity in the river channel model device.
2. The adjustable multifunctional landslide river channel stacking disaster area testing device of claim 1 wherein said landslide side plate is rotatably mounted to said landslide bottom plate at a left end thereof, said landslide side plate having a fixed position fixed to said landslide bottom plate and a rotating position rotatable about said left end.
3. The adjustable multifunctional landslide riverway accumulation disaster area testing device according to claim 2, wherein a through hole extending in the up-down direction is formed at the right end of the landslide side plate, a plurality of spaced positioning holes are formed in the position of the landslide bottom plate opposite to the rotation track of the outer side edge of the landslide side plate, and the through hole and the positioning holes are matched with a fixing strip to enable the landslide side plate to be in the fixed state.
4. The adjustable multifunctional landslide riverway accumulation disaster area testing device according to claim 1, wherein the base comprises a base body, a fixing plate and a link mechanism, the fixing plate is fixed at the bottom of the landslide bottom plate, and the fixing plate is connected with the base body through the link mechanism; and/or the presence of a gas in the gas,
drive arrangement includes actuating mechanism, actuating lever and drive plate, the extending direction of actuating lever with the extending direction of landslide curb plate is the same, and the upper end is fixed in actuating mechanism, the drive plate is fixed in the actuating lever lower extreme is located landslide sample upper end and with the landslide sample is relative, actuating mechanism is right the actuating lever is applyed and is followed the thrust of the extending direction of landslide curb plate, so that the landslide sample is followed the landslide bottom plate is slided down.
5. The adjustable multifunctional landslide riverway accumulation disaster area testing device according to claim 1, wherein the bottom ends of the two ramp plates respectively protrude forwards and backwards to form protrusions;
each the curb plate is including being about can following to the sub-curb plate and two regulating plates of flexible setting, four regulating plates are located respectively both ends around two ramp plates, four regulating plates can follow about to slidable mounting in on the bottom plate, be located the front end both ends about the sub-curb plate respectively with be located two of front end the regulating plate links to each other, is located the rear end both ends about the sub-curb plate respectively with be located the rear end the regulating plate links to each other, the regulating plate with protruding relative position runs through and is equipped with the mounting hole, the arch through with the nut cooperation install in the mounting hole, so that two ramp plates all rotate install in on the regulating plate.
6. The adjustable multifunctional landslide riverway accumulation disaster area testing device according to claim 5, wherein the front end and the rear end of the bottom plate are provided with lateral grooves extending in the left-right direction with upward notches, and the bottom of the adjusting plate is provided with ribs extending in the left-right direction, wherein the ribs are matched with the lateral grooves, so that the adjusting plate is slidably mounted on the bottom plate.
7. The adjustable multifunctional landslide riverway accumulation disaster area testing device according to claim 6, wherein the sub-side plate comprises an outer sleeve plate and two inner sleeve plates, the two inner sleeve plates are respectively located at the left side and the right side of the outer sleeve plate and are sleeved in the outer sleeve plates, and the inner sleeve plates are connected with two adjacent adjusting plates.
8. The adjustable multifunctional landslide riverway accumulation disaster area testing device according to claim 7, wherein the lower end of the outer sleeve plate is provided with an opening, and the lower end of the inner sleeve plate penetrates out of the lower end of the outer sleeve plate and is mounted in the transverse groove; one side of the adjusting plate, which is close to the sub-side plate, is provided with a vertical groove, and one side of the inner sleeve plate, which is close to the adjusting plate, is installed in the vertical groove.
9. The adjustable multifunctional landslide riverway accumulation disaster area testing device according to claim 5, wherein the adjusting plate is provided with an angle scale.
10. The adjustable multifunctional landslide river channel accumulation disaster area testing device according to claim 1, further comprising a test data measuring system, wherein the test data measuring system comprises a first flow rate measuring instrument, a second flow rate measuring instrument, a surge measuring plate, a detection test paper and a high-speed camera, the surge measuring plate is arranged on the slope plate on the left side, the detection test paper is fixed on the surge measuring plate, the first flow rate measuring instrument is fixed in the river channel model device and used for measuring the flow rate of water in the river channel model device, and the second flow rate measuring instrument is arranged at a position of the slope plate opposite to the lower end of the landslide model device and used for measuring the flow rate of water when the landslide sample slides from the bottom of the landslide model device into the river channel model device; the high-speed camera is arranged opposite to the lower end of the landslide model device and used for recording images of the landslide sample when sliding into the river channel model device from the bottom of the landslide model device.
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