Simulation experiment device for research on coupling effect of water and soil elements in inland river basin

Abstract

The invention discloses an inland river basin water and soil element coupling research simulation experiment device, which comprises symmetrical trusses, and is characterized in that the symmetrical trusses are respectively fixedly connected with a group of cross rods, the cross rods at two ends are respectively fixedly connected with a concentric-square-shaped guide frame, and two cross round rods of the concentric-square-shaped guide frame respectively penetrate through a frame; the frame is fixedly connected with a mounting circular plate, the mounting circular plate is fixedly connected with an upper circular plate through a group of mounting circular rods, the upper circular plate is fixedly connected with a lower circular plate through symmetrical mounting vertical rods, the lower circular plate is fixedly connected with a mounting column, and the mounting column is provided with a spherical shell. The invention relates to the field of experimental equipment, in particular to a simulation experimental device for researching the coupling effect of water and soil elements in an inland river basin. The technical problem to be solved by the invention is to provide the inland river basin water and soil element coupling effect research simulation experiment device, so that the swinging of upper and lower nozzles can be conveniently realized, different rainfall intensities and rainfall durations can be sprayed, and the real rainfall condition can be simulated.

Description

Technical Field

[0001] The invention relates to the field of experimental equipment, and in particular to a simulation experimental device for studying the coupling effect of water and soil elements in an inland river basin. Background Art

[0002] The rainfall simulator is a high-tech device that can simulate the natural rainfall process within a certain range, providing important experimental conditions and data support for scientific research, agriculture, environmental protection and other fields. The rainfall simulator is an ideal tool for studying soil infiltration, soil erosion, and other related soil research. It can simulate the natural rainfall process, including rainfall intensity, raindrop size, rainfall distribution, rainfall speed, spatial distribution of raindrops and effective rainfall area.

[0003] Prior art, for example, invented an artificial rainfall simulator, the authorization announcement number is CN109622255B. When the water level of the water tank is lower than the first preset threshold, the water tank is supplied with tap water, and when the water level of the water tank is lower than the second preset threshold, the water tank is supplied with tap water and the water recovered and stored in the return water tank is also supplied with water by a return water pump to ensure the height of the water level in the water tank, thereby stabilizing the working pressure in the water tank and avoiding the influence on the performance parameters of raindrops; and realizing the recycling of water resources and reducing waste.

[0004] At present, there is still a lack of a device that can facilitate the swing of the upper and lower sprinkler heads to spray different rainfall intensities and rainfall durations to simulate real rainfall conditions. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a simulation experimental device for studying the coupling effect of water and soil elements in inland river basins, which is convenient for realizing the swing of upper and lower nozzles, spraying different rainfall intensities and rainfall durations, and simulating real rainfall conditions.

[0006] The present invention adopts the following technical solutions to achieve the invention objectives:

[0007] A simulation experimental device for studying the coupling effect of water and soil elements in an inland river basin comprises a symmetrical truss, characterized in that: the symmetrical trusses are respectively fixedly connected to a group of cross bars, the cross bars at both ends are respectively fixedly connected to a round guide frame, and the two horizontal round bars of the round guide frame pass through the frame respectively; the frame is fixedly connected to a mounting circular plate, the mounting circular plate is fixedly connected to an upper circular plate through a group of mounting circular bars, the upper circular plate is fixedly connected to a lower circular plate through symmetrical mounting vertical bars, the lower circular plate is fixedly connected to a mounting column, and the mounting column is provided with a spherical shell; a sphere is arranged in the spherical shell, the sphere is connected to a cylinder, the cylinder is connected to a circular plate, the circular plate is provided with a group of vents, and the circular plate is connected to an H frame; the H frame is fixedly connected to a rotating shaft, the rotating shaft is rotatably connected to symmetrical mounting connecting rods, the symmetrical mounting connecting rods are respectively fixedly connected to symmetrical lower sprinklers, the symmetrical mounting connecting rods are respectively rotatably connected to a slide groove, the slide groove is fixedly connected to a track groove, and a group of evenly distributed upper sprinklers are respectively fixedly connected on both sides of the slide groove.

[0008] As a further limitation of the present technical solution, the H frame is fixedly connected to the dual-axis motor, the lower output shaft of the dual-axis motor is fixedly connected to the L-axis, a slider is nested in the track groove, the slider is fixedly connected to a slide rod, and the slide rod passes through the L-axis.

[0009] As a further limitation of the present technical solution, the upper output shaft of the dual-axis motor passes through the H frame and is fixedly connected to the fan.

[0010] As a further limitation of the present technical solution, the H frame is fixedly connected to a wind shield corresponding to the fan.

[0011] As a further limitation of the present technical solution, the upper circular plate is fixedly connected to the power motor, the output shaft of the power motor passes through the upper circular plate, the output shaft of the power motor is fixedly connected to the wedge-shaped ring, the lower circular plate is fixedly connected to a group of evenly distributed springs, each of the springs is respectively fixedly connected to a hemisphere, each of the hemispheres respectively contacts the inclined surface of the wedge-shaped ring, each of the hemispheres is respectively fixedly connected to a through rod, each of the springs is respectively looped around the corresponding through rod, each of the through rods respectively passes through the lower circular plate, each of the through rods is respectively fixedly connected to a contact ball, and each of the contact balls respectively contacts the circular plate.

[0012] As a further limitation of the present technical solution, by adopting the power motor to drive, under the action of the spring, a group of the contact balls can rotate alternately, the round ball can be twisted in the spherical shell, and the upper nozzle and the lower nozzle can be twisted.

[0013] As a further limitation of the present technical solution, the lower nozzle is always facing downward, and the upper nozzles on both sides swing along with the slide slot. The fan above the dual-axis motor provides wind force. The faster the speed of the dual-axis motor, the faster the swing and twisting speed of the upper nozzle, simulating the high wind speed and frequent reversal in nature. At the same time, the rainfall that continues to change its position downward in the middle will not completely change its angle, simulating the state of rain in nature.

[0014] As a further limitation of the technical solution, a vehicle is also included, wherein a culture tank is installed on the chassis of the vehicle, and the vehicle is rotatably connected to a push-pull handle. Crops are planted in the culture tank, and the crops are irrigated using an upper nozzle and a lower nozzle.

[0015] As a further limitation of the technical solution, a group of the cross bars are respectively fixedly connected to the main water pipe, and the main water pipe is installed with a group of evenly distributed drain valves.

[0016] As a further limitation of the technical solution, the frame corresponds to the horizontal round rod of the circular guide frame and is threadedly connected to the top screw.

[0017] Compared with the prior art, the advantages and positive effects of the present invention are:

[0018] 1. This device controls the dual-axis motor and the power motor to drive the upper and lower sprinkler heads to swing back and forth, thereby achieving the purpose of artificial rainfall. Different rainfall intensities and rainfall durations can be selected according to different experiments to obtain the corresponding rainfall amount.

[0019] 2. This device is driven by a power motor, and the contact ball contacts the circular plate. Under the action of the spring, a group of contact balls rotate alternately, and the round ball is twisted in the spherical shell, so as to realize the twisting of the upper nozzle and the lower nozzle.

[0020] 3. The lower nozzle of this device is always facing downward, and the upper nozzles on both sides swing with the slide. The fan above the dual-axis motor provides wind power. The faster the speed of the dual-axis motor, the faster the swing and twisting speed of the upper nozzle. At the same time, the twisting of the upper and lower nozzles is coordinated to imitate the high wind speed and frequent reversal in nature. At the same time, the rainfall in the middle and downward positions that continues to change will not change the angle completely, imitating the state of rain in nature. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The three-dimensional structure of the present invention is shown in FIG. Figure 1 .

[0022] Figure 2 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 1 .

[0023] Figure 3 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 2 .

[0024] Figure 4 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 3 .

[0025] Figure 5 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 4 .

[0026] Figure 6 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 5 .

[0027] Figure 7 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 6 .

[0028] Figure 8 The three-dimensional structure of the present invention is shown in FIG. Figure 2 .

[0029] In the figure: 1, truss, 2, cross bar, 3, main water pipe, 4, drain valve, 5, circular guide frame, 6, frame, 7, top screw, 8, installation round plate, 9, installation round rod, 10, power motor, 11, upper round plate, 12, installation vertical rod, 13, wedge ring, 14, hemisphere, 15, spring, 16, through rod, 17, installation column, 18, lower round plate, 19, spherical shell, 20, contact ball, 21, round ball, 22, cylinder, 23, round plate, 24, vent, 25, H frame, 26, wind cover, 27, L axis, 28, rotating shaft, 29, dual-axis motor, 30, fan, 31, slide groove, 32, track groove, 33, slide rod, 34, slider, 35, upper nozzle, 36, installation connecting rod, 37, lower nozzle, 38, vehicle, 39, culture tank, 40, push-pull handle. DETAILED DESCRIPTION

[0030] A specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific implementation.

[0031] Embodiment 1: The present invention comprises a symmetrical truss 1, wherein the symmetrical truss 1 is respectively fixedly connected to a group of cross bars 2, wherein the cross bars 2 at both ends are respectively fixedly connected to a round guide frame 5, wherein two horizontal round bars of the round guide frame 5 respectively pass through a frame 6; wherein the frame 6 is fixedly connected to a mounting circular plate 8, wherein the mounting circular plate 8 is fixedly connected to an upper circular plate 11 through a group of mounting round bars 9, wherein the upper circular plate 11 is fixedly connected to a lower circular plate 18 through symmetrical mounting vertical bars 12, wherein the lower circular plate 18 is fixedly connected to a mounting column 17, wherein the mounting column 17 is provided with a spherical shell 19; wherein the spherical shell 19 is provided with a A sphere 21, wherein the sphere 21 is connected to a cylinder 22, wherein the cylinder 22 is connected to a circular plate 23, wherein the circular plate 23 is provided with a group of vent holes 24, wherein the circular plate 23 is connected to an H-frame 25; wherein the H-frame 25 is fixedly connected to a rotating shaft 28, wherein the rotating shaft 28 is rotatably connected to symmetrical mounting connecting rods 36, wherein the symmetrical mounting connecting rods 36 are respectively fixedly connected to symmetrical lower nozzles 37, wherein the symmetrical mounting connecting rods 36 are respectively rotatably connected to a slide groove 31, wherein the slide groove 31 is fixedly connected to a track groove 32, and wherein a group of evenly distributed upper nozzles 35 are respectively fixedly connected to both sides of the slide groove 31.

[0032] The H frame 25 is fixedly connected to the dual-axis motor 29 , the lower output shaft of the dual-axis motor 29 is fixedly connected to the L-axis 27 , a slider 34 is nested in the track groove 32 , the slider 34 is fixedly connected to the slide rod 33 , and the slide rod 33 passes through the L-axis 27 .

[0033] The upper output shaft of the dual-axis motor 29 passes through the H frame 25 and is fixedly connected to the fan 30 .

[0034] The H frame 25 is fixedly connected to the air cover 26 corresponding to the fan 30 .

[0035] The lower nozzle 37 is always facing downward, and the upper nozzles 35 on both sides swing along with the slide 31. The fan 30 above the dual-axis motor 29 provides wind power. The faster the speed of the dual-axis motor 29, the faster the swing and twisting speed of the upper nozzle 35, simulating the high wind speed and frequent reversal in nature. At the same time, the rainfall that continues to change its position downward from the middle will not completely change its angle, simulating the state of rain in nature.

[0036] The vehicle 38 is also included. A culture tank 39 is installed on the chassis of the vehicle 38. The vehicle 38 is rotatably connected to a push-pull handle 40. Crops are planted in the culture tank 39, and the upper sprinkler 35 and the lower sprinkler 37 are used to irrigate the crops.

[0037] A group of the cross bars 2 are respectively fixedly connected to the main water pipe 3, and the main water pipe 3 is installed with a group of evenly distributed drain valves 4.

[0038] The frame 6 is threadedly connected to the top screw 7 corresponding to the horizontal round rod of the circular guide frame 5.

[0039] By controlling the drain valve 4, the drainage and the amount of drainage are controlled.

[0040] The frame 6 is moved along the circular guide frame 5, and when it is moved to the edge position, it is convenient to perform maintenance and replace the connection of parts.

[0041] The workflow of this embodiment is:

[0042] Move the push-pull handle 40 to move the vehicle 39 to the position directly below the frame 6 .

[0043] One end of a hose is used to connect the upper nozzle 35 and the lower nozzle 37, and the other end of the hose is connected to the drain valve 4, and the main water pipe 3 is connected to the water source.

[0044] Control the water source to open, control the drain valve 4 to open, control the dual-axis motor 29 to open, the dual-axis motor 29 drives the L-axis 27 to swing, the L-axis 27 drives the slide bar 33 to swing, the slide bar 33 drives the slider 34 to swing and move along the track groove 32 at the same time, the slide bar 33 moves along the L-axis 27, the slider 34 drives the track groove 32 to swing, the track groove 32 drives the slide groove 31 to swing, the slide groove 31 drives the upper nozzle 35 to swing, the slide groove 31 drives the installation connecting rod 36 to swing, the installation connecting rod 36 drives the lower nozzle 37 to swing, the upper nozzle 35 and the lower nozzle 37 swing to spray water to realize simulated rainfall, and the dual-axis motor 29 drives the fan 30 to rotate.

[0045] Embodiment 2: This embodiment is further elaborated on the basis of embodiment 1, the upper circular plate 11 is fixedly connected to the power motor 10, the output shaft of the power motor 10 passes through the upper circular plate 11, the output shaft of the power motor 10 is fixedly connected to the wedge-shaped ring 13, the lower circular plate 18 is fixedly connected to a group of evenly distributed springs 15, each of the springs 15 is respectively fixedly connected to the hemisphere 14, each of the hemisphere 14 respectively contacts the inclined surface of the wedge-shaped ring 13, each of the hemisphere 14 is respectively fixedly connected to the through rod 16, each of the springs 15 is respectively looped around the corresponding through rod 16, each of the through rods 16 respectively passes through the lower circular plate 18, each of the through rods 16 is respectively fixedly connected to the contact ball 20, and each of the contact balls 20 respectively contacts the circular plate 23.

[0046] By adopting the power motor 10 to drive, under the action of the spring 15, a group of the contact balls 20 can rotate alternately, the round ball 21 can be twisted in the ball shell 19, and the upper nozzle 35 and the lower nozzle 37 can be twisted.

[0047] The workflow of this embodiment is:

[0048] Turn on the power motor 10, and when it rotates, it drives the wedge-shaped ring 13 to rotate. Under the elastic action of the spring 15, the wedge-shaped ring 13 drives the hemisphere 14 to reciprocate, the hemisphere 14 drives the penetrating rod 16 to reciprocate, the penetrating rod 16 drives the contact ball 20 to reciprocate, the contact ball 20 drives the circular plate 23 to twist, the circular plate 23 drives the cylinder 22 to twist, the cylinder 22 drives the ball 21 to rotate in the spherical shell 19, the circular plate 23 drives the H frame 25, the wind cover 26, the rotating shaft 28, the dual-axis motor 29, the fan 30, the L-axis 27, the sliding rod 33, the sliding block 34, the sliding groove 31, the upper nozzle 35, the mounting connecting rod 36 and the lower nozzle 37 to twist.

[0049] The device is driven by a power motor 10, and the contact balls 20 contact the circular plate 23. Under the action of the spring 15, a group of contact balls 20 rotate alternately, and the round ball 21 is twisted in the ball shell 19, so as to twist the upper nozzle 35 and the lower nozzle 37.

[0050] The lower nozzle 37 of the device is always facing downward, and the upper nozzles 35 on both sides swing along with the slide 31. The fan 30 above the dual-axis motor 29 provides wind force. The faster the speed of the dual-axis motor 29 is, the faster the swing and twisting speed of the upper nozzle 35 is. At the same time, the torsion of the upper nozzle 35 and the lower nozzle 37 is coordinated to simulate the high wind speed and frequent reversal in nature. At the same time, the rainfall that continues to change its position downward from the middle will not change its angle completely, imitating the state of rain in nature.

[0051] The above disclosure is only a specific embodiment of the present invention, but the present invention is not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A simulation experimental device for studying the coupling effect of water and soil elements in an inland river basin, comprising a symmetrical truss (1), characterized in that: The symmetrical trusses (1) are respectively fixedly connected to a group of cross bars (2), the cross bars (2) at both ends are respectively fixedly connected to a circular guide frame (5), and the two horizontal round bars of the circular guide frame (5) respectively pass through the frame (6); The frame (6) is fixedly connected to a mounting circular plate (8), the mounting circular plate (8) is fixedly connected to an upper circular plate (11) via a set of mounting circular rods (9), the upper circular plate (11) is fixedly connected to a lower circular plate (18) via symmetrical mounting vertical rods (12), the lower circular plate (18) is fixedly connected to a mounting column (17), and the mounting column (17) is provided with a spherical shell (19); A sphere (21) is arranged in the spherical shell (19), the sphere (21) is connected to a cylinder (22), the cylinder (22) is connected to a circular plate (23), the circular plate (23) is provided with a group of vent holes (24), and the circular plate (23) is connected to an H frame (25); The H frame (25) is fixedly connected to a rotating shaft (28), the rotating shaft (28) is rotatably connected to symmetrical mounting connecting rods (36), the symmetrical mounting connecting rods (36) are respectively fixedly connected to symmetrical lower nozzles (37), the symmetrical mounting connecting rods (36) are respectively rotatably connected to a slide groove (31), the slide groove (31) is fixedly connected to a track groove (32), and a group of evenly distributed upper nozzles (35) are respectively fixedly connected to both sides of the slide groove (31).

2. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 1 is characterized by: The H frame (25) is fixedly connected to a dual-axis motor (29), the lower output shaft of the dual-axis motor (29) is fixedly connected to an L shaft (27), a slider (34) is nested in the track groove (32), the slider (34) is fixedly connected to a slide rod (33), and the slide rod (33) passes through the L shaft (27).

3. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 2 is characterized by: The upper output shaft of the dual-shaft motor (29) passes through the H frame (25) and is fixedly connected to the fan (30).

4. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 3 is characterized by: The H frame (25) is fixedly connected to the wind shield (26) corresponding to the fan (30).

5. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 3 is characterized by: The upper circular plate (11) is fixedly connected to a power motor (10), the output shaft of the power motor (10) passes through the upper circular plate (11), the output shaft of the power motor (10) is fixedly connected to a wedge-shaped ring (13), the lower circular plate (18) is fixedly connected to a group of uniformly distributed springs (15), each of the springs (15) is respectively fixedly connected to a hemisphere (14), each of the hemispheres (14) respectively contacts the inclined surface of the wedge-shaped ring (13), each of the hemispheres (14) is respectively fixedly connected to a through rod (16), each of the springs (15) is respectively sleeved on a corresponding through rod (16), each of the through rods (16) passes through the lower circular plate (18), each of the through rods (16) is respectively fixedly connected to a contact ball (20), and each of the contact balls (20) respectively contacts the circular plate (23).

6. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 5 is characterized by: By adopting the power motor (10) to drive, under the action of the spring (15), a group of contact balls (20) are alternately rotated, the round ball (21) is twisted in the ball shell (19), and the upper nozzle (35) and the lower nozzle (37) are twisted.

7. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 5 is characterized by: The lower nozzle (37) is always facing downward, and the upper nozzles (35) on both sides swing along with the slide groove (31). The fan (30) above the dual-axis motor (29) provides wind power. The faster the speed of the dual-axis motor (29) is, the faster the speed of the swing and twisting of the upper nozzle (35) is, simulating the high wind speed and frequent reversal in nature. At the same time, the rainfall in the middle and downward position that continues to change will not change the angle completely, simulating the state of rain in nature.

8. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 1 is characterized by: It also includes a vehicle (38), a culture tank (39) is installed on the chassis of the vehicle (38), and the vehicle (38) is rotatably connected to a push-pull handle (40).

9. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 1 is characterized by: A group of the cross bars (2) are respectively fixedly connected to the main water pipe (3), and the main water pipe (3) is installed with a group of evenly distributed drainage valves (4).

10. The simulation experimental device for studying the coupling effect of water and soil elements in inland river basins according to claim 1 is characterized by: The frame (6) is threadedly connected to a top screw (7) corresponding to the horizontal round rod of the circular guide frame (5).

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