Meteorological rainfall sensor calibration device

Abstract

The utility model belongs to the field of sensor calibration, particularly relates to a meteorological rainfall sensor calibration device, and aims to solve the problem that the efficiency and accuracy of calibration test are reduced due to the fact that rainfall sensors of different models and sizes cannot be stably clamped and quickly mounted and dismounted by an existing device. The top of the water tank fixedly communicates with a barrel, an opening is formed in one side of the barrel, guide frames are fixedly arranged on the two sides of the inner wall, located at the opening, of the barrel, and the same fixing frame is slidably arranged on the sides, close to each other, of the two guide frames; and the clamping assembly is arranged on the fixing frame and is used for clamping the rainfall sensor. According to the utility model, through the arrangement of the clamping assembly, stable clamping and rapid mounting and dismounting of the rainfall sensor are realized, the efficiency and accuracy of calibration testing are improved, the device can adapt to rainfall sensors of different models and sizes, and the practicability and flexibility of the device are enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor calibration technical field especially relates to a meteorological rainfall sensor calibration device. BACKGROUND

[0002] Meteorological rainfall sensor calibration device plays a vital role in meteorological observation and forecast, through the periodic calibration rainfall sensor, can ensure its measurement accuracy and reliability, provide strong support for meteorological forecast, disaster prevention and mitigation etc.

[0003] At present, the existing meteorological rainfall sensor calibration device cannot realize stable clamping and quick installation and dismounting of different models and sizes of rainfall sensors, resulting in complicated and time-consuming installation and dismounting process of rainfall sensors, and reducing the efficiency and accuracy of calibration test. UTILITY MODEL CONTENT

[0004] The utility model discloses a meteorological rainfall sensor calibration device, which can realize stable clamping and quick installation and dismounting of different models and sizes of rainfall sensors, and improves the efficiency and accuracy of calibration test.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A meteorological rainfall sensor calibration device, comprising:

[0007] A water tank, a cylinder is fixedly connected to the top of the water tank, an opening is formed in one side of the cylinder, guide frames are fixedly arranged on both sides of the inner wall of the cylinder at the opening, and a same fixing frame is slidably arranged on the side of the two guide frames close to each other.

[0008] A clamping assembly is arranged on the fixing frame and used for clamping the rainfall sensor.

[0009] In a possible design, the clamping assembly comprises a rotating disc rotatably arranged at the center of the fixing frame, four sliding grooves are uniformly formed in the top of the rotating disc in a ring shape, a sliding rod is slidably arranged in each of the four sliding grooves, four sliding rails are fixedly arranged on the top of the fixing frame in a cross shape, a clamping frame is slidably arranged on the top of each of the four sliding rails, the top end of each of the four sliding rods is fixedly connected with the bottom of each of the four clamping frames, a pushing frame is fixedly arranged on the bottom of the rotating disc, a spring is fixedly arranged on one side of the pushing frame, a blocking frame is fixedly arranged on the bottom of the fixing frame, and the other end of the spring is fixedly connected with one side of the blocking frame.

[0010] In a possible design, a cover plate that can completely block the opening of the cylinder is fixedly arranged on the outer side of the fixing frame, and a handle is fixedly arranged on one side of the cover plate.

[0011] In a possible design, a top of the barrel is fixedly provided with a shower head, a top of the water tank is fixedly provided with a water pump, an output end of the water pump is fixedly communicated with a water supply pipe, another end of the water supply pipe is fixedly communicated with the shower head, an input end of the water pump is fixedly communicated with a water suction pipe, and another end of the water suction pipe is fixedly communicated with the water tank.

[0012] In a possible design, an outer portion of the water supply pipe is provided with a water flow adjusting valve.

[0013] In a possible design, a bottom of the water tank is fixedly provided with a base, and the base is fixedly provided with four universal brake wheels at a bottom thereof.

[0014] In the application, when the device is used, first, the device is moved to a position where it is needed to be used through the universal brake wheels at a bottom of the device, then, the position of the device is locked through the brake function of the universal brake wheels, then, the whole device is connected to a power supply, and the water tank is filled with water.

[0015] Then, the calibrated rain sensor is taken out, then, the cover plate is opened by pulling the handle, and the fixed frame is slid outward from the guide frame when the cover plate is opened, when the whole fixed frame is slid out of the barrel (at this time, the four clamping frames are at the initial position, as shown in the figure), then, the knob is rotated, the knob is moved while driving the rotating disc to rotate on the fixed frame (at this time, the spring is deformed under stress), the rotating disc is rotated while driving the four sliding rods to slide in the four sliding grooves respectively, the four sliding rods are moved while driving the four clamping frames to slide backward on the sliding rails and open, then, the rain sensor to be calibrated is placed between the four clamping frames, then, the knob is loosened, the spring drives the knob to reset through the elastic principle of the spring, the knob is reset while driving the rotating disc to rotate reversely, so that the four clamping frames are contracted and tightly clamp the rain sensor, and finally, the cover plate is pushed until the cover plate completely seals the opening of the barrel. Figure Three Then, the calibration test is started, first, the water pump is started, so that the water pump starts to work, the water pump sucks water from the water tank through the water suction pipe, and delivers the water to the shower head through the water supply pipe, the shower head is located directly above the rain sensor and starts to spray water to simulate a rainfall environment, in the process of spraying water by the shower head, the water flow adjusting valve can be used to adjust the water flow in the water supply pipe, so as to simulate a rainfall environment with different intensities, then, the rain sensor is started, the rainfall data is recorded, and the response of the rain sensor is observed, so as to ensure that the rain sensor can accurately measure and record the rainfall.

[0016] The utility model has the following beneficial effects:

[0017]

[0018] ​The clamping component in this invention not only ensures the stability and accuracy of the rain sensor during the calibration process and avoids calibration errors caused by sensor shaking or improper positioning, but also makes the installation and disassembly of the sensor simple and quick, greatly improving the efficiency of the calibration work. Furthermore, it can adapt to rain sensors of different models and sizes, further enhancing its practicality and flexibility.

[0019] This invention, through the installation of a water pump, a showerhead, and a water flow regulating valve, can simulate rainfall environments of different intensities, providing precise calibration test conditions for the rain gauge sensor, thereby ensuring the accuracy and reliability of the rain gauge sensor's measurement results.

[0020] This invention achieves stable clamping and rapid installation and disassembly of rain gauges through the design of the clamping components, improving the efficiency and accuracy of calibration testing. It can also adapt to rain gauges of different models and sizes, enhancing its practicality and flexibility. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the overall main structure of a meteorological rainfall sensor calibration device proposed in this utility model;

[0022] Figure 2 This is a side view and a partially enlarged structural schematic diagram of a meteorological rainfall sensor calibration device proposed in this utility model.

[0023] Figure 3 This is a cross-sectional view and a partially enlarged structural schematic diagram of the cylindrical body of a meteorological rainfall sensor calibration device proposed in this utility model.

[0024] Figure 4 This is a bottom view of the mounting structure of a meteorological rainfall sensor calibration device proposed in this utility model.

[0025] In the diagram: 1. Base; 2. Water tank; 3. Cylinder; 4. Guide frame; 5. Fixing frame; 6. Cover plate; 7. Handle; 8. Turntable; 9. Slide groove; 10. Slide rod; 11. Slide rail; 12. Clamping frame; 13. Stop frame; 14. Actuating frame; 15. Spring; 16. Shower head; 17. Water pump; 18. Water supply pipe; 19. Water suction pipe; 20. Water flow regulating valve; 21. Universal brake wheel. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0027] Example 1

[0028] Reference Figures 1-4 A calibration device comprises:

[0029] The water tank 2 is used as a water storage component, and the top of the water tank 2 is fixedly connected with the barrel 3, so that the water for testing the rain amount sensor can flow from the barrel 3 into the water tank 2, and the water can be recycled. An opening is formed in one side of the barrel 3, facilitating the installation and removal of the rain amount sensor. Guiding frames 4 are fixedly arranged on the inner walls of the barrel 3 at the opening. One side of the two guiding frames 4 close to each other is slidingly provided with the same fixed frame 5. The guiding frames 4 provide sliding tracks for the fixed frame 5, so that the fixed frame 5 can stably slide in the barrel 3.

[0030] The clamping assembly is arranged on the fixed frame 5 and is used for clamping the rain amount sensor. The clamping assembly comprises a rotating disc 8 rotatably arranged at the center of the fixed frame 5. The top of the rotating disc 8 is uniformly provided with four sliding grooves 9 in a ring shape. The interiors of the four sliding grooves 9 are slidingly provided with sliding rods 10. The top of the fixed frame 5 is fixedly provided with four sliding rails 11 in a cross shape. The tops of the four sliding rails 11 are slidingly provided with clamping frames 12. The top ends of the four sliding rods 10 are fixedly connected with the bottoms of the four clamping frames 12. When the rotating disc 8 rotates, the sliding rods 10 slide in the sliding grooves 9, and the clamping frames 12 slide on the sliding rails 11, achieving the function of clamping or releasing the rain amount sensor.

[0031] In order to facilitate the operation of the rotating disc 8, a pushing frame 14 is fixedly arranged at the bottom of the rotating disc 8. The pushing frame 14 can drive the rotating disc 8 to rotate. Meanwhile, one side of the pushing frame 14 is fixedly provided with a spring 15. The bottom of the fixed frame 5 is fixedly provided with a blocking frame 13. The other end of the spring 15 is fixedly connected with one side of the blocking frame 13. The arrangement of the spring 15 enables the rotating disc 8 to automatically reset after the pushing frame 14 is released, and the clamping frames 12 clamp the rain amount sensor.

[0032] In order to facilitate the plugging of the opening of the barrel 3, a cover plate 6 that can completely plug the opening of the barrel 3 is fixedly arranged on the outer side of the fixed frame 5. One side of the cover plate 6 is fixedly provided with a handle 7. The handle 7 can be pulled to conveniently open or close the cover plate 6.

[0033] The top of the barrel 3 is fixedly provided with a shower head 16 for simulating a rainfall environment. The top of the water tank 2 is fixedly provided with a water pump 17. The output end of the water pump 17 is fixedly connected with a water supply pipe 18. The other end of the water supply pipe 18 is fixedly connected with the shower head 16, so as to transport the water in the water tank 2 to the shower head 16 for water spraying. The input end of the water pump 17 is fixedly connected with a water suction pipe 19. The other end of the water suction pipe 19 is fixedly connected with the water tank 2, so as to pump water from the water tank 2.

[0034] In order to adjust the water injection amount to simulate different intensity of rainfall environment, the outside of the water supply pipe 18 is provided with a water flow regulating valve 20 (model: UP-Q61F-10S), by adjusting the water flow regulating valve 20 can be easily controlled the water flow in the water supply pipe 18.

[0035] The application can be used in meteorological rainfall sensor calibration device technical field, and can be used in other fields suitable for the application.

[0036] Embodiment two

[0037] On the basis of embodiment one, embodiment two further comprises: a meteorological rainfall sensor calibration device, which is applied to meteorological rainfall sensor calibration device technical field, the bottom of the water tank 2 is fixedly provided with a base 1, the bottom of the base 1 is fixedly provided with four universal brake wheels 21, the device can be conveniently moved to the position needed to be used through the universal brake wheels 21, and the position of the device is locked through the brake function to ensure the stability in the calibration process.

[0038] However, as known to those skilled in the art, the working principle and wiring method of the water pump 17 and the water flow regulating valve 20 are common, which belong to conventional means or common general knowledge, and will not be described here, and those skilled in the art can make any selection according to their needs or convenience.

[0039] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A meteorological rain sensor calibration device, characterized by, Include: Water tank (2), the top of the water tank (2) is fixedly communicated with a cylinder (3), an opening is formed in one side of the cylinder (3), and guide frames (4) are fixedly arranged on the inner walls of the cylinder (3) at both sides of the opening; one side of the two guide frames (4) close to each other is slidably provided with a same fixed frame (5); The clamping assembly is arranged on the fixed frame (5) and is used for clamping the rain sensor, the clamping assembly comprises a rotating disc (8) rotatably arranged at the center of the fixed frame (5), the top of the rotating disc (8) is uniformly provided with four sliding grooves (9) in a ring shape, the interiors of the four sliding grooves (9) are slidably provided with sliding rods (10), the top of the fixed frame (5) is fixedly provided with four sliding rails (11) in a cross shape, the tops of the four sliding rails (11) are slidably provided with clamping frames (12), the top ends of the four sliding rods (10) are respectively fixedly connected with the bottoms of the four clamping frames (12), the bottom of the rotating disc (8) is fixedly provided with a pushing frame (14), one side of the pushing frame (14) is fixedly provided with a spring (15), the bottom of the fixed frame (5) is fixedly provided with a blocking frame (13), and the other end of the spring (15) is fixedly connected with one side of the blocking frame (13).

2. A meteorological rain sensor calibration device according to claim 1, characterised in that, The outer side of the fixed frame (5) is fixedly provided with a cover plate (6) capable of completely blocking the opening of the cylinder (3), and one side of the cover plate (6) is fixedly provided with a handle (7).

3. A meteorological rain sensor calibration device according to claim 1, wherein, The top of the cylinder (3) is fixedly provided with a head (16), the top of the water tank (2) is fixedly provided with a water pump (17), the output end of the water pump (17) is fixedly communicated with a water supply pipe (18), the other end of the water supply pipe (18) is fixedly communicated with the head (16), the input end of the water pump (17) is fixedly communicated with a water suction pipe (19), and the other end of the water suction pipe (19) is fixedly communicated with the water tank (2).

4. A meteorological rain sensor calibration device according to claim 3, characterised in that, The outer side of the water supply pipe (18) is provided with a water flow regulating valve (20).

5. A meteorological rain sensor calibration device according to claim 1, wherein, The bottom of the water tank (2) is fixedly provided with a base (1), and the bottom of the base (1) is fixedly provided with four universal brake wheels (21) in a rectangular shape.

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