CN216486036U - Hail detection device based on' audio-visual - Google Patents
Hail detection device based on' audio-visual Download PDFInfo
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- CN216486036U CN216486036U CN202121480548.2U CN202121480548U CN216486036U CN 216486036 U CN216486036 U CN 216486036U CN 202121480548 U CN202121480548 U CN 202121480548U CN 216486036 U CN216486036 U CN 216486036U
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Abstract
The utility model discloses a hail detection device based on 'audio-visual'. The device belongs to the field of meteorological monitoring, and comprises a sampling plate, an image acquisition device, an acoustic signal sensor, a water filtering area, a rainwater collecting box, a hail container, a weighing sensor, an LCD display screen, a microcontroller, a memory, a wireless transmission device, a terminal monitoring module, a 220V power interface, a box body and a supporting rod for mounting the image acquisition device; the utility model analyzes the hail in the rainfall process, has simple structure and small measurement data error, and counts the size, number, density, quality, hail duration and the like of the hail from two aspects of 'seeing' and 'hearing', thereby providing a powerful basis for post-disaster remediation and disaster assessment of the hail-reducing area; in addition, through the wireless transmission mode, in the areas with inconvenient wiring, difficult wiring, scattered monitoring points and higher wired maintenance cost, the stability of data transmission is greatly improved, and the production and maintenance cost is reduced.
Description
Technical Field
The utility model belongs to the field of meteorological monitoring, in particular relates to hail detection, and can be used for realizing disaster evaluation in areas with hail suppression and multiple occurrence; in particular to a hail detection device based on 'audio-visual'.
Background
Hail is a strong convection meteorological disaster, and has great influence on industrial and agricultural production and daily life of people due to the characteristics of strong burstiness, strong impact and the like. Therefore, the method has important practical significance for detecting hail by an effective method.
To date, hail prevention and detection mainly depend on lightning positioning systems, satellite cloud pictures, weather radars and the like, and it is not common in the market to accurately measure physical parameters such as size, number, density, quality and the like of hail formed during rainfall from the aspects of sound and images.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model provides a multifunctional intelligent hail detection device, in particular to a hail detection device based on 'audio-visual', which can accurately measure the size, number, density and quality of unit area and hail reduction duration.
The technical scheme is as follows: the utility model relates to a hail detection device based on 'audio-visual', which comprises a box body (16) and a rainwater collection box (6), wherein the box body (16) is fixedly connected with each other and is arranged at the rear, and the rainwater collection box is arranged in front of the box body (16);
a hail container (7) is arranged at the front end of the rainwater collection box (6);
the outer wall of the rear end of the box body (16) is fixedly connected with a support rod, and the top end of the support rod is provided with an image acquisition device (1).
Furthermore, the rainwater collecting box (6) comprises a front side plate, a front plate and a front bottom plate which are arranged on two sides of the rainwater collecting box, and a partition plate shared with the box body (16), and a water filtering area (5) is further arranged at the top end of the rainwater collecting box (6).
Furthermore, a weighing sensor (8) is arranged on the outer wall below the hail container (7).
Furthermore, the box body (16) comprises rear side plates, rear plates and rear bottom plates at two sides and a partition plate shared with the rainwater collection box (6), and a sampling plate (2) is further arranged at the top end of the box body (16);
and baffles (4) are respectively arranged at the upward extending positions of the rear side plates at the two sides and at the left end and the right end of the sampling plate (2).
Further, an acoustic signal sensor (3) is arranged on the inner wall of the sampling plate (2) in the box body (16);
a wireless transmission device (11) is arranged in the box body (16), and a microcontroller (9) and a memory (10) are respectively arranged at one end of the wireless transmission device (11);
an LCD display screen (12) is arranged at the midpoint of the rear side plate of one side;
and a 220V power supply interface (13) is also arranged at the bottom end of the LCD display screen (12) and on the rear side plate of one side.
Furthermore, the image acquisition device (1), the weighing sensor (8), the acoustic signal sensor (3), the wireless transmission device (11), the microcontroller (9), the memory (10), the LCD display screen (12) and the 220V power interface (13) are connected through a wire line and are connected to the terminal monitoring device (14) through a wireless transmission device (15).
Further, the volume of the rainwater collection box (6) is smaller than that of the box body (16).
Has the advantages that: compared with the prior art, the method has the advantages that hail in the rainfall process is analyzed, the structure is simple, the error of measured data is small, the size, the number, the density, the quality, the hail duration and the like of the hail are counted from the visual and auditory angles, and a powerful basis is provided for post-disaster remediation and disaster assessment of a hail-reducing area; in addition, the utility model greatly improves the stability of data transmission and reduces the production and maintenance cost in a wireless transmission mode in areas with inconvenient wiring, difficult wiring, scattered monitoring points and higher wired maintenance cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a flow chart of the operation of the present invention;
FIG. 3 is an algorithmic flow chart of the present invention;
in the figure, 1 is an image acquisition device, 2 is a sampling plate, 3 is an acoustic signal sensor, 4 is a baffle, 5 is a water filtering area, 6 is a rainwater collecting box, 7 is a hail container, 8 is a weighing sensor, 9 is a microcontroller, 10 is a memory, 11 is a wireless transmission device, 12 is an LCD display screen, 13 is a 220V power interface, 14 is a terminal monitoring device, 15 is a wireless transmission device, and 16 is a box body.
Detailed Description
The utility model is further described with reference to the following drawings and specific embodiments; in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in many ways different from those described herein, and similar modifications may be made by those skilled in the art without departing from the spirit of the present application, and the present application is therefore not limited to the specific implementations disclosed below.
As shown in FIG. 1, the hail detection device based on 'audio-visual' comprises a sampling plate 2, an image acquisition device 1, an acoustic signal sensor 3, a water filtering area 5, a rainwater collection box 6, a hail container 7, a weighing sensor 8, an LCD display screen 12, a microcontroller 9, a memory 10, a wireless transmission device 11, a terminal monitoring module 14, a 220V power interface 13, a box 16 and a supporting rod for mounting the image acquisition device 1;
specifically, the rainwater collecting device comprises a box body 16 and a rainwater collecting box 6, wherein the box body 16 is arranged at the rear part and the rainwater collecting box 6 is arranged in front of the box body 16;
a hail container 7 is arranged at the front end of the rainwater collection box 6;
a support rod is fixedly connected to the outer wall of the rear end of the box body 16, and an image acquisition device 1 is arranged at the top end of the support rod;
image acquisition device 1 sets up in the left side (rear end) of box 16 (sampling), fixes 1 meters department in the top of sampling board 2 through the bracing piece, and the angle can freely be adjusted according to the situation to gather the complete hail image that falls on sampling board 2.
Further, the rainwater collection box 6 comprises a front side plate, a front plate and a front bottom plate which are arranged on two sides, and a partition plate shared with the box body 16, and a water filtering area 5 is further arranged at the top end of the rainwater collection box 6.
Further, a weighing sensor 8 is installed on the outer wall below the hail container 7;
Further, the box body 16 comprises a rear side plate, a rear plate and a rear bottom plate which are arranged on two sides, and a partition plate shared with the rainwater collection box 6, and a sampling plate 2 is further arranged at the top end of the box body 16;
the sampling plate 2 is arranged above the box body 16 and forms an included angle of 30 degrees with the horizontal plane, and the surface of the sampling plate 2 is a black coating; the two sides of the sampling plate 2 are provided with the baffle plates 4, so that hailstones and rainwater can slide down along the inclined direction of the sampling plate 2; a water filtering area 5 is arranged at the lower side of the sampling plate 2, and water filtering holes are distributed on the water filtering area 5 to filter rainwater; a rainwater collecting box 6 is arranged under the water filtering area 5 and is used for collecting rainwater; a cylindrical hail container 7 is arranged on the lower side of the water filtering area 5, and hails fall into the hail container 7 after being filtered by the water filtering area 5;
and baffles 4 are respectively arranged at the upward extending positions of the rear side plates at the two sides and at the left end and the right end of the sampling plate 2.
Further, an acoustic signal sensor 3 is arranged on the inner wall of the sampling plate 2 in the box body 16; the sound sensor 3 is arranged below the sampling plate 2 and inside the box body 16;
a wireless transmission device 11 is arranged in the box body 16, and a microcontroller 9 and a memory 10 are respectively arranged at one end of the wireless transmission device 11; the microcontroller 9, the memory 10 and the wireless transmission device 11 are all arranged inside the box body 16, so that the normal work of each module is ensured, and the service life of each module is prolonged;
an LCD display screen 12 is arranged at the midpoint of the rear side plate of one side; the LCD display screen 12 is arranged right in front of the box body 16;
a 220V power supply interface 13 is also arranged at the bottom end of the LCD display screen 12 and on the rear side plate at one side; the 220V power supply interface 13 (power line) is arranged at the right lower corner of the box body 16, so that the looseness of the interface and the abrasion of the skin of the power line caused by long-term touch are avoided; the box 16 of the device is made of special materials and has an anti-corrosion effect.
Further, the image acquisition device 1, the weighing sensor 8, the acoustic signal sensor 3, the wireless transmission device 11, the microcontroller 9, the memory 10, the LCD display screen 12 and the 220V power interface 13 are connected through a wired line and are connected to the terminal monitoring device 14 through a wireless transmission 15;
the terminal monitoring device 14 is a mobile phone or a computer and is used for displaying hail data;
the image acquisition device 1, the acoustic signal sensor 3, the weighing sensor 8 and the LCD display screen 12 are respectively connected with the microcontroller 9 through data lines, and the microcontroller 9 is connected with the memory 10; the image acquisition device 1, the acoustic signal sensor 3 and the weighing sensor 8 input and store real-time data into the memory 10;
the wireless transmission 15 is wirelessly connected with the microcontroller 9, and the microcontroller 9 can transmit the data in the memory 10 through the wireless transmission 15 at regular time or remotely according to instructions.
Further, the volume of the rainwater collection box 6 is smaller than that of the box body 16.
The internal structure of the utility model is shown in fig. 2; the image acquisition device 1, the acoustic signal sensor 3 and the weighing sensor 8 are respectively connected with a microcontroller 9 through data lines, and the microcontroller 9 is connected with a memory 10; the image acquisition device 1, the acoustic signal sensor 3 and the weighing sensor 8 input and store real-time data into the memory 10; the wireless transmission device 11 is connected with the microcontroller 9, and the microcontroller 9 can transmit the data in the memory through the wireless transmission device 11 at regular time or in remote mode according to instructions.
The algorithm flow of the present invention is shown in fig. 3.
The algorithm flow is mainly divided into three steps, when the hail falls on the sampling plate 2, the acoustic signal sensor 3 starts to work, meanwhile, the image acquisition device 1 acquires the hail image on the sampling plate 2, and the hail passes through the water filtering area 5 along the inclination direction of the sampling plate 2 and finally enters the hail container 7; the sound signal sensor 3 collects sound signals, and the sound intensity, the frequency spectrum bandwidth and the like of the falling hailstones are different, so that the sound energy of the hailstones is obtained; the hail image is acquired by the image acquisition device 1, the acquired hail image is subjected to image denoising, image segmentation, feature extraction and other operations by using an image processing technology, and the number, the size and the density of unit area of the hail are calculated from a vision angle; calculating the weight of hail by the weighing sensor 8; the timing starts when the microcontroller 9 analyzes that the hail starts to fall, and the timing ends when the microcontroller 9 analyzes that the hail stops falling, and the difference between the time when the hail starts to fall and the time when the hail stops to fall is used as the duration of the hail reduction.
The technical solution of the present invention is not limited; although some details are described, the device can be modified or parts can be modified and replaced; and such substitutions should not theoretically depart from the spirit and scope of the present invention.
Claims (8)
1. A hail detection device based on 'audio-visual' is characterized by comprising a box body (16) which is fixedly connected with each other and arranged at the rear, and a rainwater collecting box (6) which is arranged in front of the box body (16);
a hail container (7) is arranged at the front end of the rainwater collection box (6);
the outer wall of the rear end of the box body (16) is fixedly connected with a support rod, and the top end of the support rod is provided with an image acquisition device (1).
2. An 'audiovisual' based hail detection device according to claim 1, characterized in that said rainwater collection box (6) comprises two side front plates, front plate, front bottom plate and partition plate shared with box (16), and a water filtering area (5) is installed on top of said rainwater collection box (6).
3. An "audiovisual" based hail detection device according to claim 1, characterized in that a load cell (8) is mounted on the outer wall below said hail container (7).
4. An 'audiovisual' based hail detection device according to claim 1, characterized in that said box body (16) comprises rear side plate, rear bottom plate on two sides and partition plate shared with rainwater collection box (6), and sampling plate (2) is installed on top of said box body (16);
and baffles (4) are respectively arranged at the upward extending positions of the rear side plates at the two sides and at the left end and the right end of the sampling plate (2).
5. An "audiovisual" based hail detection device according to claim 4, characterized in that an acoustic signal sensor (3) is installed on the inner wall of said sampling plate (2) inside said box (16);
a wireless transmission device (11) is arranged in the box body (16), and a microcontroller (9) and a memory (10) are respectively arranged at one end of the wireless transmission device (11).
6. An "audiovisual" based hail detection device according to claim 4,
an LCD display screen (12) is arranged at the midpoint of the rear side plate at one side of the box body (16);
and a 220V power supply interface (13) is also arranged at the bottom end of the LCD display screen (12) and on the rear side plate of the box body (16) on one side.
7. An audiovisual-based hail detection device according to claim 1, 3 or 5, characterized in that the image acquisition device (1), the load cell (8), the acoustic signal sensor (3), the wireless transmission device (11), the microcontroller (9), the memory (10), the LCD display screen (12) and the 220V power interface (13) are connected by wire lines and connected to the terminal monitoring device (14) by wireless transmission (15).
8. An "audiovisual" based hail detection device according to claim 1, characterized in that said rainwater collection tank (6) has a volume smaller than the volume of said box (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121480548.2U CN216486036U (en) | 2021-06-30 | 2021-06-30 | Hail detection device based on' audio-visual |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121480548.2U CN216486036U (en) | 2021-06-30 | 2021-06-30 | Hail detection device based on' audio-visual |
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| CN216486036U true CN216486036U (en) | 2022-05-10 |
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| CN202121480548.2U Active CN216486036U (en) | 2021-06-30 | 2021-06-30 | Hail detection device based on' audio-visual |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115236768A (en) * | 2022-07-27 | 2022-10-25 | 信迈(山东)信息产业有限公司 | Mobile agricultural intelligent small-sized meteorological station |
| CN117074258A (en) * | 2023-10-17 | 2023-11-17 | 北京中科技达科技有限公司 | Hail measuring device and method based on acoustic principle |
| CN117309504A (en) * | 2023-11-30 | 2023-12-29 | 天宇利水信息技术成都有限公司 | Rainwater detection device with cleaning and calibration functions |
-
2021
- 2021-06-30 CN CN202121480548.2U patent/CN216486036U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115236768A (en) * | 2022-07-27 | 2022-10-25 | 信迈(山东)信息产业有限公司 | Mobile agricultural intelligent small-sized meteorological station |
| CN115236768B (en) * | 2022-07-27 | 2023-07-21 | 信迈(山东)信息产业有限公司 | Portable agricultural intelligent small-size weather station |
| CN117074258A (en) * | 2023-10-17 | 2023-11-17 | 北京中科技达科技有限公司 | Hail measuring device and method based on acoustic principle |
| CN117309504A (en) * | 2023-11-30 | 2023-12-29 | 天宇利水信息技术成都有限公司 | Rainwater detection device with cleaning and calibration functions |
| CN117309504B (en) * | 2023-11-30 | 2024-02-09 | 天宇利水信息技术成都有限公司 | Rainwater detection device with cleaning and calibration functions |
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