CN-122016004-A - Combined unmanned aerial vehicle's paddy field water layer situation monitoring devices

CN122016004ACN 122016004 ACN122016004 ACN 122016004ACN-122016004-A

Abstract

The invention provides a paddy field water layer condition monitoring device of a combined unmanned aerial vehicle, and relates to the technical field of water layer condition monitoring. The rice field water layer condition monitoring device of the combined unmanned aerial vehicle comprises an unmanned aerial vehicle, a hollow pipe main body, a slidable sleeve, a field platform, a hollow platform, a water level stabilizing cylinder, a first metal detection sheet, a second metal detection sheet, an LED indicator light and a circuit element module. According to the invention, the platform at the field surface is arranged, the metal detection sheet automatically descends along with the field surface when the paddy field falls and subsides, the LED indicator lamps at the top of the device can display different colors when the water layer of the paddy field is in different conditions, the device is arranged in different fields in a paddy irrigation area, the water layer conditions of a plurality of fields can be rapidly known by using the color of the LED indicator lamps uploaded by a consumption-level unmanned aerial vehicle, and the real-time monitoring of the water layer conditions of the paddy field in a large area is efficiently realized.

Inventors

LI QILIN
DAI YULONG
LUO YUFENG
CUI YUANLAI

Assignees

武汉大学

Dates

Publication Date: 20260512
Application Date: 20260116

Claims (10)

1. The rice field water layer condition monitoring device of the combined unmanned aerial vehicle is characterized by comprising the unmanned aerial vehicle, a hollow pipe main body, a slidable sleeve, a field platform, a hollow platform, a water level stabilizing cylinder, a first metal detection sheet, a second metal detection sheet, an LED indicator light and a circuit element module; The bottom end of the hollow pipe main body is inserted into a plough pan of a paddy field to be monitored, the slidable sleeve is sleeved on the hollow pipe main body and can slide freely along the hollow pipe main body, the land platform and the hollow platform are respectively fixed at the lower end and the upper end of the slidable sleeve and can slide along with the slidable sleeve, and the two ends of the water level stabilizing cylinder are respectively and fixedly connected with the land platform and the hollow platform; the first metal detection sheet, the second metal detection sheet and the LED indicator lamp are electrically connected with the circuit element module, and the circuit element module is used for controlling the LED indicator lamp to emit lights with different colors according to the equivalent capacitance of the first metal detection sheet, the second metal detection sheet and the paddy water to be monitored; The unmanned aerial vehicle is used for recognizing the color of the light emitted by the LED indicator lamp and uploading the color to the user side, so that the user can know the water layer condition of the paddy field to be monitored through the user side according to the color of the light emitted by the LED indicator lamp.
2. The device for monitoring the water layer condition of the paddy field of the combined unmanned aerial vehicle according to claim 1, wherein the upper end of the first metal detection sheet is fixed in the hollow platform, the lower end of the first metal detection sheet is in contact with the platform at the paddy field, the upper end of the second metal detection sheet is fixed in the hollow platform, and the lower end of the second metal detection sheet is spaced from the platform at the paddy field by a preset distance.
3. The device for monitoring the water layer condition of the paddy field of the combined unmanned aerial vehicle according to claim 2, wherein the circuit element module comprises two capacitance three-point type oscillating circuits, two amplifying and comparing circuits and a single-chip main control circuit, and each metal detection sheet is matched with one capacitance three-point type oscillating circuit and one amplifying and comparing circuit; the three-point type capacitor oscillating circuit is used for providing stable high-frequency excitation signals for corresponding metal detection sheets and obtaining output values, the amplifying and comparing circuit is used for amplifying the output values of the three-point type capacitor oscillating circuit in amplitude and converting analog signals into digital signals, the single-chip main control circuit is used for receiving and analyzing the digital signals, generating control instructions according to preset logic and driving the LED indicator lamps to act, and the LED indicator lamps emit light of different colors under the condition of different paddy water layers.
4. The device for monitoring the condition of a water layer of a paddy field of a combined unmanned aerial vehicle according to claim 3, wherein the LED indicator lights comprise an LED blue light, an LED green light and an LED red light, and the LED indicator lights emit lights with different colors under the condition of the water layer of the paddy field, and the device comprises: The LED blue lamp is turned on when the depth of the water layer of the field surface is higher than a preset distance, the LED green lamp is turned on when the water layer of the field surface is lower than the preset distance, and the LED red lamp is turned on when the water layer of the field surface is not present.
5. The device for monitoring the water status of the paddy field by the combined unmanned aerial vehicle according to claim 3, further comprising a storage battery and a fixed support, wherein the fixed support is fixed at the top end of the hollow pipe main body, the storage battery and the circuit element module are arranged on the fixed support, the storage battery is used for supplying power to the circuit element module, and the circuit element module is electrically connected with the first metal detection sheet and the second metal detection sheet through wires.
6. The device for monitoring the condition of a paddy field water layer of a combined unmanned aerial vehicle according to claim 5, further comprising a first wire protection sleeve and a second wire protection sleeve, wherein the first wire protection sleeve is fixed on the hollow platform and can slide along with the slidable sleeve, the second wire protection sleeve is fixed on the hollow pipe main body and is L-shaped and comprises a horizontal hollow pipe and a vertical hollow pipe which are vertically connected, the first wire protection sleeve can slide on the vertical hollow pipe, and the wire passes through the first wire protection sleeve and the second wire protection sleeve.
7. The device for monitoring the water layer condition of the paddy field of the combined unmanned aerial vehicle according to claim 5, further comprising a solar panel and a connecting pipe, wherein one end of the connecting pipe is fixedly connected to the top end of the hollow pipe main body, the solar panel is fixed to the other end of the connecting pipe, and the solar panel is electrically connected with the storage battery.
8. The device for monitoring the water layer condition of the rice field of the combined unmanned aerial vehicle according to claim 1, further comprising a limiting plate, wherein the limiting plate is fixedly arranged at the lower end of the hollow pipe main body, and the platform at the field is positioned above the limiting plate.
9. The device for monitoring the condition of the water layer of the paddy field of the combined unmanned aerial vehicle according to claim 1, wherein small holes are formed in two sides of the water level stabilizing cylinder, and gauze is covered on the small holes.
10. The rice field water layer condition monitoring device of the combined unmanned aerial vehicle according to claim 1, further comprising an LED indicator lamp support, wherein the LED indicator lamp support is fixed at the top end of the hollow pipe main body, and the LED indicator lamp is fixed on the LED indicator lamp support.

Description

Combined unmanned aerial vehicle's paddy field water layer situation monitoring devices Technical Field The invention relates to the technical field of water layer condition monitoring, in particular to a rice field water layer condition monitoring device of a combined unmanned aerial vehicle. Background Rice is one of main grain crops, and has large water demand, and a large amount of water resources are consumed in the growth process. The rice field is maintained in a proper water layer condition, and is important to ensure the stable and high yield of grains. Currently, due to the strong promotion of modern construction of irrigation areas, higher requirements on water conservation and synergy of agricultural production are provided. For the paddy rice irrigation areas, how to rapidly and widely monitor the water layer condition of the paddy fields in real time becomes the basis for scientifically making irrigation and drainage plans and reasonably configuring water resources, and is a key link for promoting the modern construction of the paddy rice irrigation areas. The existing paddy field water layer condition monitoring method comprises two steps of installing a water level sensor and remote sensing inversion. The existing water level sensor has the problems of high cost, complex installation, difficult later maintenance, easy falling off from the field surface in the process of alternating dry and wet paddy fields, and the like, so that the existing water level sensor is difficult to install in a large area in a irrigated area. The remote sensing inversion has the problems of being easily affected by weather, low in processing efficiency, poor in generalization of an inversion model and the like, and cannot be popularized and applied in a pouring area. Disclosure of Invention The invention aims to provide a paddy field water layer condition monitoring device of a combined unmanned aerial vehicle, which can rapidly acquire the water layer condition of a paddy field and efficiently realize the real-time monitoring of the water layer condition of the paddy field in a large area. In order to achieve the above purpose, the invention provides a paddy field water layer condition monitoring device combined with an unmanned aerial vehicle, which comprises the unmanned aerial vehicle, a hollow pipe main body, a slidable sleeve, a paddy field platform, a hollow platform, a water level stabilizing cylinder, a first metal detection sheet, a second metal detection sheet, an LED indicator light and a circuit element module; The bottom end of the hollow pipe main body is inserted into a plough pan of a paddy field to be monitored, the slidable sleeve is sleeved on the hollow pipe main body and can slide freely along the hollow pipe main body, the land platform and the hollow platform are respectively fixed at the lower end and the upper end of the slidable sleeve and can slide along with the slidable sleeve, and the two ends of the water level stabilizing cylinder are respectively and fixedly connected with the land platform and the hollow platform; the first metal detection sheet, the second metal detection sheet and the LED indicator lamp are electrically connected with the circuit element module, and the circuit element module is used for controlling the LED indicator lamp to emit lights with different colors according to the equivalent capacitance of the first metal detection sheet, the second metal detection sheet and the paddy water to be monitored; The unmanned aerial vehicle is used for recognizing the color of the light emitted by the LED indicator lamp and uploading the color to the user side, so that the user can know the water layer condition of the paddy field to be monitored through the user side according to the color of the light emitted by the LED indicator lamp. According to the rice field water layer condition monitoring device of the combined unmanned aerial vehicle, the upper end of the first metal detection sheet is fixed in the hollow platform, the lower end of the first metal detection sheet is in contact with the platform at the field surface, the upper end of the second metal detection sheet is fixed in the hollow platform, and the lower end of the second metal detection sheet is spaced from the platform at the field surface by a preset distance. According to the paddy field water layer condition monitoring device of the combined unmanned aerial vehicle, the circuit element module comprises two capacitance three-point type oscillating circuits, two amplifying and comparing circuits and a single-chip main control circuit, wherein each metal detection sheet is matched with one capacitance three-point type oscillating circuit and one amplifying and comparing circuit; The capacitor three-point type oscillating circuit is used for providing stable high-frequency excitation signals for corresponding metal detection sheets and obtaining output values, the amplifying and comparing circuit is used