Rainfall sensor test calibration table
The design of the negative pressure pump fixing and position/attitude adjustment components solves the cumbersome clamping and environmental simulation problems of the rain sensor detection equipment, achieves efficient sensor testing and diversified rain environment simulation, and improves the practicality of the equipment.
Patent Information
- Application Number
- CN202422845317.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-21
- Publication Date
- 2025-09-19
- Estimated Expiration
- 2034-11-21
AI Technical Summary
Existing rain sensor detection equipment requires the use of a fixture for clamping and fixing, and the clamping process is cumbersome, affecting test efficiency; and the structure is simple, making it difficult to adjust the sensor position to simulate different rain environments, affecting the practicality of the equipment.
A rainfall sensor test and calibration platform was designed. The sensor was fixed with a negative pressure pump, combined with a position adjustment mechanism and an attitude adjustment component. Water was supplied by a submersible pump to simulate a rainy environment, and the sensor position and attitude were adjusted using a cylinder and a motor.
It realizes the rapid fixation of sensors and simulation of diverse rain environments, improving the test efficiency and the practicality of the equipment.
Smart Images
Figure CN223362399U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sensor detection equipment, 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 for rain sensors is used to test the performance of the sensor. The existing rain sensor testing equipment can basically meet the daily use needs, but there are still certain shortcomings. First, the existing rain sensor testing equipment requires the use of a fixture to clamp and fix the test piece. The clamping process is cumbersome, affecting the testing efficiency of the sensor; second, the structure of the existing rain sensor testing equipment is relatively simple, and it is difficult to adjust the sensor position during the test to simulate different rain environments, which affects the practicality of the equipment; therefore, it is very necessary to design a rain sensor test and calibration platform. Utility Model Content
[0003] The purpose of the utility model is to provide a rain sensor test calibration platform to solve the problems that the existing rain sensor detection equipment needs to use a clamp to clamp and fix the detection part, the clamping process is cumbersome, and 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 rain environments, thereby affecting the practicality of the equipment.
[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a rain sensor test and calibration platform, including a water 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, a submersible pump is fixedly installed at the bottom end of the water tank, and a J-tube is provided at the output end of the submersible pump, the J-tube is sleeved in the through hole opened in the support mesh, the support mesh is fixed to the top of the water tank, the top end of the J-tube is sleeved with a connecting hose, and the bottom end of the connecting hose A water-discharging sprinkler is provided, which is sleeved on an adjustment block in the position adjustment mechanism, the adjustment 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; the through hole opened on one side of the top of the supporting mesh plate is sleeved with a mounting shell in the posture adjustment assembly, the inner bottom end of the mounting shell is rotatably connected to the center axis, the center axis is fixed to the bottom of the rotating frame, the top of the rotating frame is slidably connected to the locking frame in the locking assembly, and a flip frame is rotatably connected between the locking frame and the rotating frame, and a negative pressure pump is provided 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 the 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 assembly 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 with the reducer, the reducer is fixed in the mounting shell, the output end of the reducer is matched with the second gear, the second gear is meshed with 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 utility model provides a rain sensor test calibration platform, which has the advantages of: using a negative pressure pump to provide suction to adsorb and fix the rain sensor on the flip frame, then placing the flip frame in the rotating frame, and driving the locking frame to move to the top of the rotating frame through the locking cylinder, so that the flip frame is rotated and connected between the locking frame and the rotating frame to achieve fixation of the sensor, and the fixing and clamping process is simple, thereby improving the testing efficiency of the equipment; the position adjustment mechanism serves as the supporting structure of the water outlet sprinkler, and the attitude adjustment component serves as the supporting structure of the sensor. During the test, the submersible pump sucks water in the water tank into the J-tube, and then passes through the connecting hose and falls from the water outlet sprinkler to the attitude adjustment component. The test is carried out on the sensor in the test. During the test, the first cylinder drives the adjustment block and the water sprinkler to move along the first bracket. At the same time, 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 friction wheel and the flip wheel cooperate to drive the sensor on the flip frame to rotate. The posture of the sensor is adjusted to simulate different rain environments, ensuring 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 following briefly introduces the drawings required for use in the embodiments or the description of the prior art. 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 any creative work.
[0013] Figure 1 This is the main view of the overall structure of the utility model;
[0014] Figure 2 It is a three-dimensional diagram of the overall structure of the utility model;
[0015] Figure 3 This is an exploded view of the overall structure of the utility model;
[0016] Figure 4 for Figure 3 A partial enlarged view of area A in the middle.
[0017] In the figure: 1. Water tank; 2. Submersible pump; 3. J-tube; 4. Support mesh; 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. Turning frame; 15. Negative pressure pump; 61. Adjusting block; 62. First cylinder; 63. First bracket; 64. Second cylinder; 65. Second bracket; 66. Lifting cylinder; 70. Turning wheel; 71. Mounting shell; 72. Center shaft; 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] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions 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 embodiments described are only 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 this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.
[0020] Please see the attached Figure 1 -Attached Figure 4The utility model provides an embodiment: a rain sensor test and calibration platform, including a water 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 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 the through hole opened in the support mesh plate 4, the support mesh plate 4 is fixed to the top of the water 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 the adjustment block 61 in the position adjustment mechanism 6, and the adjustment block 61 is fixed on the first cylinder 62. On one 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 the top side of the supporting mesh plate 4 is sleeved with the mounting shell 71 in the posture adjustment component 7, and the inner bottom end of the mounting shell 71 is rotatably connected to the center shaft 72, and the center shaft 72 is fixed to the bottom of the rotating frame 77, and the top of the rotating frame 77 is slidably connected to the locking frame 81 in the locking assembly 8, and the locking frame 81 and the rotating frame 77 are rotatably connected to the flip frame 14, and a negative pressure pump 15 is provided at the bottom of the flip frame 14; 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 inner bottom end of the mounting shell 71 is symmetrically provided with a first motor 76, and the output end of the first motor 76 is 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 with the second gear 74, the second gear 74 is meshed with the first gear 73, and the first gear 73 is fixedly sleeved on the central shaft 72; second motors 78 are symmetrically provided 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 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 consists of a locking frame 81, a locking cylinder 82 and a connecting piece 83, the locking cylinder 82 is symmetrically provided 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, 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 attitude 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 attitude 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 this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.
[0024] The device embodiments described above are merely illustrative. The units described as separate components may or may not be physically separate, and the components shown as units may or may not be physical units, i.e., they may be located in one location or distributed across multiple network units. Some or all of the modules may be selected based on actual needs to achieve the objectives of the present embodiment. Persons of ordinary skill in the art will be able to understand and implement the present invention without inventive effort.
[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 various embodiments of the present invention.
Claims
1. A rain gauge 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 assembly (7), a locking assembly (8), a water outlet sprinkler (9), a protective bracket (10), a bottom support (11), a universal wheel (12), a water inlet valve (13), a tilting 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 support mesh plate (4). The support 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 adjustment block (61) in a position adjustment mechanism (6). The adjustment 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 first bracket 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), the inner bottom end of the mounting shell (71) is rotatably connected to a central shaft (72), and the central shaft (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 provided 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), and the second bracket (65) is fixed on the protective bracket (10).
3. The 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 assembly (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 speed 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 bottom end of the mounting shell (71), the output end of the first motor (76) is matched and connected to the speed reducer (75), the speed reducer (75) is fixed in the mounting shell (71), the output end of the speed 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. The 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. The 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).