Reservoir flow rate monitoring and stock water quantity warning line distance measuring device based on unmanned aerial vehicle

Abstract

The utility model provides a flow velocity monitoring and stock water quantity warning line distance measuring device for a reservoir based on an unmanned aerial vehicle. The device comprises the unmanned aerial vehicle, an integrated monitoring device and a winch system. The winch system is installed at the bottom of the unmanned aerial vehicle. The integrated monitoring device is connected to the end of a rope of the winch system. The integrated monitoring equipment comprises a mounting frame, and a laser range finder, a water flow velocity measuring instrument and water capacity measuring equipment which are mounted on the mounting frame; and a hook connected to the end part of the rope is arranged at the top of the mounting frame. The winch system comprises a rope, a fixing disc used for winding and fixing the rope and a brushless motor, the brushless motor and the fixing disc are installed on a fixing frame arranged at the bottom of the unmanned aerial vehicle, and the brushless motor is in transmission connection with the fixing disc; according to the utility model, the accuracy and precision of measurement are improved; reservoir management personnel can obtain a plurality of key parameters in one monitoring task, the operation state of the reservoir is comprehensively known, the monitoring flexibility is improved, and the method can adapt to water depth changes of different reservoirs.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of reservoir monitoring, and specifically belongs to a flow velocity monitoring and reservoir water storage warning line ranging device for reservoirs based on a unmanned aerial vehicle. BACKGROUND

[0002] Reservoir flow velocity monitoring and reservoir water storage warning line ranging are crucial for water resource management, flood control and drought resistance, and safe operation of water conservancy projects. Traditional monitoring methods often have problems such as inconvenience, low precision, and high risk.

[0003] Currently, there are some technical means for reservoir flow velocity monitoring and reservoir water storage warning line ranging. ① Manual measurement using measuring instruments on the reservoir bank or boat, which has low efficiency, high risk, and is difficult to cover large areas of water, and the measurement accuracy is greatly affected by human factors. ② Fixed monitoring stations are established around the reservoir and monitoring instruments are installed, which has high construction and maintenance costs, fixed positions, and is difficult to adjust the monitoring position flexibly, and cannot cover some remote or complex terrain reservoirs. ③ The existing unmanned aerial vehicle 100 only carries simple instruments and equipment, has effective measurement accuracy, and has single functions, and cannot fully meet the needs of reservoir flow velocity monitoring and reservoir water storage warning line ranging.

[0004] The existing technology has the following technical problems. ① Measurement accuracy: traditional methods and some existing unmanned aerial vehicle 100-based technologies cannot meet the requirements of high-precision monitoring, especially in complex reservoir environments. ② Functional integration: existing technical solutions can only achieve single or partial function monitoring, and cannot meet the needs of flow velocity, reservoir water storage warning line ranging, and water capacity measurement. ③ Operation convenience: existing technical solutions are complex to operate, require professional personnel to operate and process data, and are not convenient for widespread application. UTILITY MODEL CONTENTS

[0005] In order to overcome the problems in the background art, the utility model provides a flow velocity monitoring and reservoir water storage warning line ranging device for reservoirs based on a unmanned aerial vehicle 100 to solve the technical problems of traditional monitoring methods often having problems such as inconvenience, low precision, and high risk.

[0006] To achieve the above purpose, the utility model realizes the following technical solutions:

[0007] The reservoir flow velocity monitoring and reservoir water storage warning line distance measuring device based on a UAV comprises a UAV 100, an integrated monitoring device 300 and a winch system 200; the winch system 200 is installed at the bottom of the UAV 100, and the integrated monitoring device 300 is connected to the end of a rope 201 of the winch system 200; the integrated monitoring device 300 comprises a mounting bracket 301, a laser range finder 302, a water flow velocity measuring instrument 303 and a water capacity measuring device 304 which are mounted on the mounting bracket 301; and a hook is arranged at the top of the mounting bracket 301 and connected to the end of the rope 201.

[0008] Preferably, the winch system 200 comprises the rope 201, a fixing disc 202 for winding and fixing the rope 201 and a brushless motor 203; the brushless motor 203 and the fixing disc 202 are mounted on a fixing bracket 204 arranged at the bottom of the UAV 100, and the brushless motor 203 is in transmission connection with the fixing disc 202; and the integrated monitoring device 300 is connected to the end of the rope 201.

[0009] Preferably, a wireless transmission module and a control chip are further mounted on the fixing bracket 204; the wireless transmission module is in wireless connection with a remote controller 400 for controlling the lifting of the rope 201, the wireless transmission module is connected with the control chip, and the control chip is connected with the brushless motor 203.

[0010] Preferably, the remote controller 400 is provided with an ascending key 401, a descending key 402 and a pause key 403 for controlling the ascending, descending and pausing of the rope 201.

[0011] The utility model discloses the beneficial effects are: ① high-precision fusion: through the integrated laser range finder, water flow velocity measuring instrument and water capacity measuring device, utilize multi-sensor fusion technology, can obtain the relevant data of reservoir from multiple dimensions. Different sensors complement and verify each other, improve the accuracy and precision of measurement;Make reservoir management personnel can obtain multiple key parameters in one monitoring task, understand the operation state of reservoir comprehensively

[0012] ② flexibility and convenience: utilize the UAV installed with the winch system as the monitoring platform, greatly improve the flexibility of monitoring. The UAV can be quickly deployed to different reservoir areas, and is not limited by the terrain and traffic conditions, and the winch system can control the sinking and ascending of the monitoring device, so that the device can measure at different water depths. This also increases the flexibility of monitoring, and can adapt to the water depth change of different reservoirs. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0014] Figure 2 It is the structure schematic diagram of the winch system 200.

[0015] Figure 3 is a structural schematic diagram of the integrated monitoring device 300.

[0016] Figure 4 is a working schematic diagram of controlling the brushless motor 203 to work through the remote controller 400.

[0017] Figure 5 is a structural schematic diagram of the remote controller 400. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and beneficial effects of the utility model more clear, the preferred embodiments of the utility model will be described in detail below with reference to the drawings, so as to facilitate the understanding of the technicians.

[0019] As Figures 1-5The utility model provides a reservoir is with flow velocity monitoring and stock water quantity warning line range finding device based on unmanned plane 100, including unmanned plane 100, integrated monitoring equipment 300, capstan system 200, the capstan system 200 is installed in unmanned plane 100 bottom, and integrated monitoring equipment 300 is connected in the rope 201 end of capstan system 200, integrated monitoring equipment 300 includes mounting bracket 301, laser range finder 302, water flow velocity measuring instrument 303, water capacity measuring equipment 304 being installed on mounting bracket 301, the mounting bracket 301 top is provided with the hook of being connected in the rope 201 end, the laser range finder 302 selects underwater laser range finder 302 of model F-LM150, measures the water depth of reservoir by sending laser to water bottom, water flow velocity measuring instrument 303 selects the screw flow velocity meter of LS300-A model, water capacity measuring equipment 304 selects the measuring instrument of Huachu CHCNAV model, carries out detection calculation to reservoir topographic data and combines reservoir water level to accurately calculate the water capacity of reservoir, the utility model discloses through integrated laser range finder 302, water flow velocity measuring instrument 303 and water capacity measuring equipment 304, utilizes multi sensor fusion technology, can obtain the relevant data of reservoir from multiple dimensions, different sensors complement each other and verify between, improve the accuracy and precision of measurement, for example, laser range finder 302 can accurately measure water level height and stock water quantity warning line distance, water flow velocity measuring instrument 303 can accurately obtain water flow velocity, and water capacity measuring equipment 304 combines water level and reservoir topographic data and calculates water capacity, and these data can more comprehensively, accurately reflect the state of reservoir, so that reservoir management personnel can obtain multiple key parameters in once monitoring task, and the operating state of reservoir is comprehensively understood, utilize unmanned plane 100 of installing capstan system 200 as monitoring platform, greatly improve the flexibility of monitoring.

[0020] The winch system 200 comprises a rope 201, a fixed disc 202 for winding and fixing the rope 201, a brushless motor 203, the brushless motor 203 and the fixed disc 202 are installed on a fixed frame 204 arranged at the bottom of the unmanned aerial vehicle 100, the brushless motor 203 is in transmission connection with the fixed disc 202; an integrated monitoring device 300 is connected at the end of the rope 201. The unmanned aerial vehicle 100 flies over the reservoir, the fixed disc 202 is driven to rotate by the brushless motor 203, the rope 201 wound on the fixed disc 202 is released, the integrated monitoring device 300 connected at the end of the rope 201 is lowered into the water, the laser range finder 302 can accurately measure the water level height and the stock water level warning line distance, the water flow velocity measuring instrument 303 can accurately obtain the water flow velocity, and the water capacity measuring device 304 calculates the water capacity in combination with the water level and the reservoir terrain data, and the comprehensive data can more comprehensively and accurately reflect the state of the reservoir;

[0021] The fixed frame 204 is also provided with a wireless transmission module and a control chip, the control chip is selected from an STC89C51 type single-chip microcomputer, the wireless transmission module is selected from an FME170Q-865 type wireless transmission module, the wireless transmission module is wirelessly connected with a remote controller 400 for controlling the lifting of the rope 201, the wireless transmission module is connected with the control chip, and the control chip is connected with the brushless motor 203. The remote controller 400 transmits control signals to the wireless transmission module on the fixed frame 204 through wireless transmission, and then the control chip controls the motor to rotate and lower the integrated monitoring device 300 into the water, the laser range finder 302 can accurately measure the water level height and the stock water level warning line distance, the water flow velocity measuring instrument 303 can accurately obtain the water flow velocity, and the water capacity measuring device 304 calculates the water capacity in combination with the water level and the reservoir terrain data,

[0022] The remote controller 400 is provided with an ascending key 401, a descending key 402 and a pause key 403 for controlling the ascending, descending and pausing of the rope 201. The ascending, descending and pausing of the integrated monitoring device 300 are controlled by controlling the forward rotation, reverse rotation and stop of the brushless motor 203 through the ascending key 401, the descending key 402 and the pause key 403 respectively.

[0023] Working process:

[0024] The unmanned aerial vehicle 100 flies above the reservoir, and the ascending key 401, the descending key 402 and the pause key 403 are used to control the forward rotation, the reverse rotation and the stop of the brushless motor 203 respectively, so as to control the ascending, the descending and the pause of the integrated monitoring device 300. The fixed disc 202 is driven to rotate by the brushless motor 203, the rope 201 wound on the fixed disc 202 is released, the integrated monitoring device 300 connected to the end of the rope 201 is lowered into the water, the laser range finder 302 can accurately measure the water level height and the distance to the water storage warning line, the water flow velocity measuring instrument 303 can accurately obtain the water flow velocity, and the water capacity measuring device 304 calculates the water capacity in combination with the water level and the reservoir terrain data, and the comprehensive data can more comprehensively and accurately reflect the state of the reservoir.

[0025] Finally, it should be pointed out that the above preferred embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined in the claims of the present application.

Claims

1. A reservoir flow rate monitoring and reservoir water inventory alert line ranging device based on a UAV, characterized in that: The unmanned aerial vehicle (100), the integrated monitoring device (300), and the winch system (200) are included; the winch system (200) is installed at the bottom of the unmanned aerial vehicle (100), and the integrated monitoring device (300) is connected to the end of the rope (201) of the winch system (200); the integrated monitoring device (300) includes a mounting rack (301), a laser range finder (302), a water flow rate measuring instrument (303), and a water capacity measuring device (304) mounted on the mounting rack (301); and a hook connected to the end of the rope (201) is arranged at the top of the mounting rack (301).

2. The drone-based flow velocity monitoring and reservoir inventory warning line ranging device for reservoirs according to claim 1, characterized in that: The winch system (200) includes a rope (201), a fixing disc (202) for winding and fixing the rope (201), and a brushless motor (203); the brushless motor (203) and the fixing disc (202) are installed on a fixing rack (204) arranged at the bottom of the unmanned aerial vehicle (100), and the brushless motor (203) is in driving connection with the fixing disc (202); and the integrated monitoring device (300) is connected to the end of the rope (201).

3. The drone-based flow velocity monitoring and reservoir inventory warning line ranging device for reservoirs according to claim 2, characterized in that: A wireless transmission module and a control chip are further installed on the fixing rack (204); the wireless transmission module is in wireless connection with a remote controller (400) for controlling the lifting of the rope (201), the wireless transmission module is connected with the control chip, and the control chip is connected with the brushless motor (203).

4. The drone-based flow velocity monitoring and reservoir inventory alert line ranging device for reservoirs according to claim 3, characterized in that: An ascending key (401), a descending key (402), and a pause key (403) for controlling the ascending, descending, and pausing of the rope (201) are arranged on the remote controller (400).

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