Rainfall sensor test calibration table

Abstract

The invention discloses a rainfall sensor test calibration table which comprises a water storage tank, a submersible pump, a J-shaped pipe, a supporting screen plate, a connecting hose, a position adjusting mechanism, a posture adjusting assembly, a locking assembly, a water outlet sprinkler, a protective support, a bottom support, universal wheels, a water inlet valve, an overturning frame and a negative pressure pump. A J-shaped pipe is arranged at the output end of the submersible pump and sleeved with a through hole formed in a supporting net plate, and the supporting net plate is fixed to the top of the water storage tank. According to the invention, the overturning frame is rotatably connected between the locking frame and the rotating frame through the locking assembly, so that the sensor is fixed, the fixing and clamping process is simple, and the testing efficiency of equipment is improved; the position adjusting mechanism serves as a supporting structure of the water outlet sprinkler, the posture adjusting assembly serves as a supporting structure of the sensor, different rainfall environments can be simulated through mutual cooperation of the position adjusting mechanism and the posture adjusting assembly, and the practicability of the device is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of sensor detection equipment, and in particular to a rainfall sensor test and calibration platform. Background Art

[0002] A rain sensor is a device specially designed to measure precipitation (i.e. rainfall); they are widely used in meteorological observation, hydrology, agriculture, urban planning and other fields, providing important data support for weather forecasting, water resources management, disaster warning and other aspects; the test and calibration platform of the rain sensor is used to test the performance of the sensor. The existing rain sensor detection equipment can basically meet the daily use needs, but there are still certain shortcomings. First, the existing rain sensor detection equipment needs to use a fixture to clamp and fix the detection part, and the clamping process is cumbersome, which affects the test efficiency of the sensor; second, the structure of the existing rain sensor detection equipment is relatively simple, and it is difficult to adjust the sensor position during the test to simulate different raining environments, which affects the practicability of the equipment; therefore, it is necessary to design a rain sensor test and calibration platform. Summary of the invention

[0003] The purpose of the present invention is to provide a rainfall sensor test calibration platform to solve the problems that the existing rainfall sensor detection equipment needs to use a clamp to clamp and fix the detection part, the clamping process is cumbersome, which affects the test efficiency of the sensor; and the structure of the detection equipment is relatively simple, and it is difficult to adjust the sensor position during the test to simulate different raining environments, thus affecting the practicability of the equipment.

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions: a rainfall sensor test and calibration platform, comprising a water storage tank, a submersible pump, a J-tube, a support mesh, a connecting hose, a position adjustment mechanism, a posture adjustment component, a locking component, a water outlet sprinkler, a protective bracket, a bottom support, a universal wheel, a water inlet valve, a flip frame and a negative pressure pump, wherein a submersible pump is fixedly installed at the bottom end of the water storage tank, and a J-tube is provided at the output end of the submersible pump, the J-tube is sleeved in a through hole provided in the support mesh, the support mesh is fixed to the top of the water storage tank, a connecting hose is sleeved at the top end of the J-tube, and a connecting hose is provided at the bottom end of the connecting hose. A water-discharging sprinkler is provided, which is sleeved on an adjusting block in the position adjusting mechanism, the adjusting block is fixed on one side of the first cylinder, and the first cylinder is slidably connected to the first bracket, the first bracket is fixed between the second cylinder, and the second cylinder is slidably connected to the second bracket; a mounting shell in the posture adjusting assembly is sleeved in a through hole opened on one side of the top of the supporting mesh plate, the inner bottom end of the mounting shell is rotatably connected to a central axis, the central axis is fixed to the bottom of the rotating frame, the top of the rotating frame is slidably connected to a locking frame in the locking assembly, a flip frame is rotatably connected between the locking frame and the rotating frame, and a negative pressure pump is arranged at the bottom of the flip frame.

[0005] As a further technical solution of the present invention, the position adjustment mechanism is composed of an adjustment block, a first cylinder, a first bracket, a second cylinder, a second bracket and a lifting cylinder, and the second bracket is fixed on the protective bracket.

[0006] As a further technical solution of the present invention, the protective bracket is fixed on the output end of the lifting cylinder, and the lifting cylinder is fixed on the top four corners of the bottom support, and the bottom four corners of the bottom support are provided with universal wheels.

[0007] As a further technical solution of the present invention, the top of the bottom support is fixedly connected to a water tank, and a water inlet valve is provided at the bottom of one side of the water tank.

[0008] As a further technical solution of the present invention, the posture adjustment component is composed of a flip wheel, a mounting shell, a central shaft, a first gear, a second gear, a reducer, a first motor, a rotating frame, a second motor and a friction wheel, and the rotating frame is rotatably connected to the top of the mounting shell; the first motor is symmetrically arranged at the inner bottom end of the mounting shell, the output end of the first motor is matched and connected to the reducer, the reducer is fixed in the mounting shell, the output end of the reducer is matched and connected to the second gear, the second gear is meshed and connected to the first gear, and the first gear is fixedly sleeved on the central shaft.

[0009] As a further technical solution of the present invention, second motors are symmetrically arranged on both sides of the rotating frame, the output end of the second motor passes through the rotating frame and is fixedly connected to a friction wheel, the friction wheel is rollingly connected to the flip wheel, and the flip wheel is symmetrically sleeved on the flip frame.

[0010] As a further technical solution of the present invention, the locking assembly consists of a locking frame, a locking cylinder and a connecting piece. The locking cylinder is symmetrically arranged on the rotating frame. The output end of the locking cylinder is fixedly connected to the connecting piece, and the connecting piece is fixed on the locking frame.

[0011] The rain sensor test calibration platform provided by the present invention has the advantages that: the rain sensor is adsorbed and fixed on the flip frame by a suction force provided by a negative pressure pump, and then the flip frame is placed in the rotating frame, and the locking frame is driven to move to the top of the rotating frame by a locking cylinder, so that the flip frame is rotated and connected between the locking frame and the rotating frame to fix the sensor, and the fixing and clamping process is simple, thereby improving the testing efficiency of the equipment; the position adjustment mechanism is used as the supporting structure of the water outlet sprinkler, and the posture adjustment component is used as the supporting structure of the sensor. During the test, the submersible pump sucks water in the water storage tank into the J-tube, and then passes through the connecting hose and falls from the water outlet sprinkler to the posture adjustment component. The test is carried out on the sensor. During the test, the first cylinder drives the adjustment block and the water sprinkler to move along the first bracket, and the second cylinder drives the first bracket to move along the second bracket to adjust the position of the water sprinkler. The lifting cylinder is used to drive the protective bracket and the water sprinkler to move up and down to simulate the intensity of rain. The first motor is used to drive the second gear on the output end of the reducer to rotate, so that the second gear engages to drive the first gear and the rotating frame to rotate. At the same time, the second motor drives the friction wheel to rotate, and then the sensor on the flip frame is driven to rotate through the cooperation of the friction wheel and the flip wheel. The posture of the sensor is adjusted to simulate different rain environments and ensure the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is the overall structural front view of the present invention;

[0014] Figure 2 It is a three-dimensional diagram of the overall structure of the present invention;

[0015] Figure 3 It is an exploded view of the overall structure of the present invention;

[0016] Figure 4 for Figure 3 A partial enlarged view of area A.

[0017] In the figure: 1. water tank; 2. submersible pump; 3. J-tube; 4. supporting mesh plate; 5. connecting hose; 6. position adjustment mechanism; 7. posture adjustment assembly; 8. locking assembly; 9. water outlet sprinkler; 10. protective bracket; 11. bottom support; 12. universal wheel; 13. water inlet valve; 14. flip frame; 15. negative pressure pump; 61. adjustment block; 62. first cylinder; 63. first bracket; 64. second cylinder; 65. second bracket; 66. lifting cylinder; 70. flip wheel; 71. mounting shell; 72. central axis; 73. first gear; 74. second gear; 75. reducer; 76. first motor; 77. rotating frame; 78. second motor; 79. friction wheel; 81. locking frame; 82. locking cylinder; 83. connecting piece. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] Please see attached Figure 1 -Attached Figure 4An embodiment of the present invention is a rainfall sensor test and calibration platform, comprising a water storage tank 1, a submersible pump 2, a J-tube 3, a support mesh plate 4, a connecting hose 5, a position adjustment mechanism 6, a posture adjustment component 7, a locking component 8, a water outlet sprinkler 9, a protective bracket 10, a bottom support 11, a universal wheel 12, a water inlet valve 13, a flip frame 14 and a negative pressure pump 15. The submersible pump 2 is fixedly installed at the bottom end of the water storage tank 1, and the output end of the submersible pump 2 is provided with a J-tube 3, the J-tube 3 is sleeved in a through hole opened in the support mesh plate 4, the support mesh plate 4 is fixed to the top of the water storage tank 1, the top end of the J-tube 3 is sleeved with a connecting hose 5, and the bottom end of the connecting hose 5 is provided with a water outlet sprinkler 9, the water outlet sprinkler 9 is sleeved on an adjustment block 61 in the position adjustment mechanism 6, and the adjustment block 61 is fixed on one side of the first cylinder 62. On the side, the first cylinder 62 is slidably connected to the first bracket 63, the first bracket 63 is fixed between the second cylinder 64, and the second cylinder 64 is slidably connected to the second bracket 65; the through hole opened on one side of the top of the supporting mesh plate 4 is sleeved with the mounting shell 71 in the posture adjustment component 7, the inner bottom end of the mounting shell 71 is rotatably connected with the center axis 72, the center axis 72 is fixed to the bottom of the rotating frame 77, the top of the rotating frame 77 is slidably connected with the locking frame 81 in the locking assembly 8, the locking frame 81 and the rotating frame 77 are rotatably connected with the flip frame 14, and the bottom of the flip frame 14 is provided with a negative pressure pump 15; the position adjustment mechanism 6 is composed of an adjustment block 61, a first cylinder 62, a first bracket 63, a second cylinder 64, a second bracket 65 and a lifting cylinder 66, and the second bracket 65 is fixed on the protective bracket 10.

[0021] The protective bracket 10 is fixed on the output end of the lifting cylinder 66, and the lifting cylinder 66 is fixed on the top four corners of the bottom support 11, and the bottom four corners of the bottom support 11 are provided with universal wheels 12; the top of the bottom support 11 is fixedly connected to the water tank 1, and a water inlet valve 13 is provided at the bottom of one side of the water tank 1; the posture adjustment component 7 is composed of a flip wheel 70, a mounting shell 71, a central shaft 72, a first gear 73, a second gear 74, a reducer 75, a first motor 76, a rotating frame 77, a second motor 78 and a friction wheel 79, and the rotating frame 77 is rotatably connected to the top of the mounting shell 71; the first motor 76 is symmetrically arranged at the inner bottom end of the mounting shell 71, and the output end of the first motor 76 is matched and connected to the reducer 75, and the reducer 75 is fixed to the mounting shell 71 In the embodiment, the output end of the reducer 75 is matched and connected with the second gear 74, the second gear 74 is meshed and connected with the first gear 73, and the first gear 73 is fixedly sleeved on the central shaft 72; the second motor 78 is symmetrically arranged on both sides of the rotating frame 77, the output end of the second motor 78 passes through the rotating frame 77 and is fixedly connected with the friction wheel 79, the friction wheel 79 is rollingly connected to the flip wheel 70, and the flip wheel 70 is symmetrically sleeved on the flip frame 14; the locking assembly 8 is composed of a locking frame 81, a locking cylinder 82 and a connecting piece 83, the locking cylinder 82 is symmetrically arranged on the rotating frame 77, the output end of the locking cylinder 82 is fixedly connected with the connecting piece 83, and the connecting piece 83 is fixed on the locking frame 81, and the connecting piece 83 is used to fix the connecting piece 83 on the output end of the locking cylinder 82;

[0022] Specifically, when in use, the suction force provided by the negative pressure pump 15 is used to adsorb and fix the rain sensor on the flip frame 14, and then the flip frame 14 is placed in the rotating frame 77, and the locking frame 81 is driven to move to the top of the rotating frame 77 by the locking cylinder 82, so that the flip frame 14 is rotated and connected between the locking frame 81 and the rotating frame 77 to fix the sensor. The fixing and clamping process is simple, thereby improving the testing efficiency of the equipment; the position adjustment mechanism 6 serves as the supporting structure of the water outlet sprinkler 9, and the posture adjustment component 7 serves as the supporting structure of the sensor. During the test, the submersible pump 2 sucks the water in the water tank 1 into the J-tube 3, and then passes through the connecting hose 5 and falls from the water outlet sprinkler 9 to the sensor in the posture adjustment component 7 for testing. The test process The first cylinder 62 drives the adjustment block 61 and the water sprinkler 9 to move along the first bracket 63, and the second cylinder 64 drives the first bracket 63 to move along the second bracket 65 to adjust the position of the water sprinkler 9. The lifting cylinder 66 is used to drive the protective bracket 10 and the water sprinkler 9 to move up and down to simulate the intensity of rain. The first motor 76 is used to drive the second gear 74 on the output end of the reducer 75 to rotate, so that the second gear 74 engages to drive the first gear 73 and the rotating frame 77 to rotate. At the same time, the second motor 78 drives the friction wheel 79 to rotate, and then through the cooperation of the friction wheel 79 and the flip wheel 70, the sensor on the flip frame 14 is driven to rotate, and the posture of the sensor is adjusted to simulate different rain environments, thereby ensuring the practicality of the equipment.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A rainfall sensor test and calibration platform, comprising a water storage tank (1), a submersible pump (2), a J-tube (3), a support mesh plate (4), a connecting hose (5), a position adjustment mechanism (6), a posture adjustment component (7), a locking component (8), a water outlet sprinkler (9), a protective bracket (10), a bottom support (11), a universal wheel (12), a water inlet valve (13), a flip frame (14) and a negative pressure pump (15), characterized in that: A submersible pump (2) is fixedly installed at the bottom end of the water storage tank (1), and a J-shaped tube (3) is provided at the output end of the submersible pump (2). The J-shaped tube (3) is sleeved in a through hole provided in a supporting mesh plate (4). The supporting mesh plate (4) is fixed to the top of the water storage tank (1). A connecting hose (5) is sleeved at the top end of the J-shaped tube (3), and a water outlet sprinkler (9) is provided at the bottom end of the connecting hose (5). The water outlet sprinkler (9) is sleeved on an adjusting block (61) in a position adjusting mechanism (6). The adjusting block (61) is fixed on one side of a first cylinder (62), and the first cylinder (62) is slidably connected to a first bracket (63). The frame (63) is fixed between the second cylinder (64), and the second cylinder (64) is slidably connected to the second bracket (65); a mounting shell (71) in the posture adjustment component (7) is sleeved in a through hole opened on one side of the top of the supporting mesh plate (4), and the inner bottom end of the mounting shell (71) is rotatably connected to a central axis (72), and the central axis (72) is fixed to the bottom of the rotating frame (77), and the top of the rotating frame (77) is slidably connected to a locking frame (81) in the locking component (8), and a flip frame (14) is rotatably connected between the locking frame (81) and the rotating frame (77), and a negative pressure pump (15) is arranged at the bottom of the flip frame (14).

2. A rain sensor test and calibration platform according to claim 1, characterized in that: The position adjustment mechanism (6) is composed of an adjustment block (61), a first cylinder (62), a first bracket (63), a second cylinder (64), a second bracket (65) and a lifting cylinder (66); the second bracket (65) is fixed on the protective bracket (10).

3. A rain sensor test and calibration platform according to claim 2, characterized in that: The protective bracket (10) is fixed on the output end of the lifting cylinder (66), and the lifting cylinder (66) is fixed on the top four corners of the bottom support (11), and the bottom four corners of the bottom support (11) are provided with universal wheels (12).

4. A rain sensor test and calibration platform according to claim 3, characterized in that: The top of the bottom support (11) is fixedly connected to the water storage tank (1), and a water inlet valve (13) is provided at the bottom of one side of the water storage tank (1).

5. The rain sensor test and calibration platform according to claim 1, characterized in that: The posture adjustment component (7) is composed of a flip wheel (70), a mounting shell (71), a central shaft (72), a first gear (73), a second gear (74), a reducer (75), a first motor (76), a rotating frame (77), a second motor (78) and a friction wheel (79), wherein the rotating frame (77) is rotatably connected to the top of the mounting shell (71); the first motor (76) is symmetrically arranged at the inner bottom end of the mounting shell (71), the output end of the first motor (76) is matched and connected to the reducer (75), the reducer (75) is fixed in the mounting shell (71), the output end of the reducer (75) is matched and connected to the second gear (74), the second gear (74) is meshed and connected to the first gear (73), and the first gear (73) is fixedly sleeved on the central shaft (72).

6. A rain sensor test and calibration platform according to claim 5, characterized in that: Second motors (78) are symmetrically arranged on both sides of the rotating frame (77); the output end of the second motor (78) passes through the rotating frame (77) and is fixedly connected to a friction wheel (79); the friction wheel (79) is rollingly connected to the flip wheel (70); and the flip wheel (70) is symmetrically sleeved on the flip frame (14).

7. A rain sensor test and calibration platform according to claim 1, characterized in that: The locking assembly (8) is composed of a locking frame (81), a locking cylinder (82) and a connecting piece (83); the locking cylinder (82) is symmetrically arranged on the rotating frame (77); the output end of the locking cylinder (82) is fixedly connected to the connecting piece (83), and the connecting piece (83) is fixed on the locking frame (81).

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