CN206311382U - A kind of unmanned plane for water body sampling - Google Patents

Abstract

The utility model discloses a kind of unmanned plane for water body sampling, mainly include unmanned plane body, navigation system, dynamical system, sampler, flow detection device, flow rate detector, pollutant real time probe, master controller, data processor；The sampler be mainly by thief hatch, thief hatch draw off gear, aqueduct, water sample collection device, vacuum pump group into, sampler includes multiple water sample bottles, unmanned plane can once be sampled at each sampling place of layouting, each water sample bottle is corresponding with corresponding sampled point, so as to disposably complete the water sampling that multiple samplings are layouted, rapidly and efficiently.

Description

A drone for water sampling

technical field

The utility model relates to the technical field of sampling unmanned aerial vehicles, in particular to an unmanned aerial vehicle used for sampling water bodies.

Background technique

Environmental protection has been paid more and more attention by the country. my country has listed environmental protection as a basic national policy, and paid close attention to environmental quality. As a subdivision of environmental protection, the water quality monitoring industry has also attracted the attention of government departments at all levels. In order to control the problem of water pollution, my country has formulated the "Water Pollution Prevention and Control Action Plan". Water quality monitoring is the process of monitoring and measuring the types of pollutants in water bodies, the concentration of various pollutants and their changing trends, and evaluating the water quality status. The main monitoring items of water quality monitoring can be divided into two categories: one is comprehensive indicators reflecting water quality conditions, such as temperature, chromaticity, turbidity, pH value, conductivity, suspended solids, dissolved oxygen, chemical oxygen demand and biological The other category is some toxic substances, such as phenol, cyanide, arsenic, lead, chromium, cadmium, mercury and organic pesticides. In order to objectively evaluate the water quality of rivers and oceans, in addition to the above-mentioned monitoring items, it is sometimes necessary to measure the flow velocity and flow.

The collection and storage of water samples is an important part of water quality analysis. In order to obtain accurate and comprehensive water quality analysis data, it is necessary to use the correct sampling method and water sample preservation method and send samples for analysis and testing in time. For the collection of water samples, samples are currently taken in rivers, lakes, reservoirs, and oceans. They are often taken to the sampling points by means of transportation such as monitoring ships, sampling ships, and rowing boats, or wading and collecting on bridges. Such a collection method is inefficient and has too much workload for the staff, especially in some special environments, it is even impossible to perform manual sampling.

In order to solve the shortcomings of the traditional artificial water sampling method, unmanned sampling equipment came into being. UAV sampling is a kind of unmanned sampling, but the current UAV water sample collection is convenient for water sample collection, but the water sampler for UAV water sample collection often can only collect water samples once, and the collection efficiency is not high. Still very low. Therefore, it is necessary to design a new sampling UAV that can complete batch water sample collection.

Utility model content

The utility model aims at the problem of low collection work efficiency of water sample collection equipment in the prior art, and provides an unmanned aerial vehicle for water body sampling, which can quickly and efficiently complete the collection of water samples in batches.

The technical solution of the utility model is: mainly including the unmanned aerial vehicle body, navigation system, power system, sampler, flow direction detector, flow velocity detector, pollutant real-time detector, main controller, data processor, the said unmanned The upper part of the machine body is provided with a propeller, and the bottom of the UAV body is provided with landing wheels. The navigation system includes a GPS locator, an altimeter, and a cruise map; the data processor includes a wireless data transceiver module and a data storage module; the navigation system , power system, main controller, and data processor are all located inside the drone body, and the navigation system, main controller, sampler, flow direction detector, flow velocity detector, and pollutant real-time detector are all connected to the data processor , the collected data is stored by the data storage module of the data processor, and then transmitted to the remote terminal device by the wireless data transceiver module through the wireless network or Bluetooth; the navigation system, power system, sampler, flow direction detector, flow rate The detector and the pollutant real-time detector are all connected to the main controller, and the main controller controls the work of each part; the sampler is mainly composed of a sampling port, a sampling port retractable device, a water guide pipe, and a water sample collection device , Vacuum pump, the sampling port is controlled by the sampling port retractable device, stretches out or retracts the drone body, the sampling port is connected to the water sample collection device through the aqueduct, and the water sample collection device is connected to the vacuum pump through the vacuum conduit; The above-mentioned sampler, flow direction detector, flow velocity detector, and pollutant real-time detector are located inside the body of the UAV when they are not working. When they are in the working state, they can be controlled by the main controller. The probes of the flow direction detector, the flow rate detector and the pollutant real-time detector protrude downward from the body of the drone; the sampling drone is connected to the remote terminal device through a wireless network or Bluetooth, and the remote terminal device for real-time control.

Further, in the above solution, the water sample collection device includes a housing, a water sample bottle, a turntable, a rotating shaft, a rotary controller, a water sample bottle capper, a fixing plate, and a sampling control plug; the rotary controller is located at The bottom of the casing supports the turntable through the rotating shaft. The turntable is circular. The water sample bottles are distributed on the turntable along the circumferential direction and are positioned by the fixing plate. The number of the water sample bottles is determined according to the number of sampling points. Each The water sample bottle is marked with a label and corresponds to the sampling point; the water sample bottle and the fixed plate can rotate with the turntable through the rotating shaft, and the rotation angle and time of the turntable rotation are controlled by the rotation controller. The water sample bottle capper and sampling The control plugs are all set on the top of the housing, the water sample bottle capping device and the sampling control plug are respectively facing the adjacent water sample bottles in the housing, the sampling control plug is connected to the main controller for control, and the main controller controls the other Insert or pull out the bottle mouth of the water sample bottle, the water guide tube and the vacuum guide tube are inserted on the sampling control plug, when the sampling control plug is inserted into the bottle mouth of the water sample bottle, the water guide tube and the vacuum guide tube are also inserted into the water sample bottle.

Further, the rotation angle of the turntable is determined according to the number of water sample bottles, and the number of water sample bottles is denoted as n, so the rotation angle θ of the turntable each time is 360°/n.

Furthermore, a liquid level detector is provided in the water sample bottle, and the liquid level detector is connected to the rotary controller, and the moment when the turntable rotates is determined according to the liquid level height in the water sample bottle. When the water level of the bottle reaches the liquid level line, the liquid level detector transmits the signal to the rotation controller, and the rotation controller controls the turntable to rotate once according to the predetermined rotation angle θ. The plug faces the direction of the water sample bottle capper.

Further, in the above solution, the remote terminal device includes a computer and a mobile phone APP.

Further, in the above scheme, the pollutant real-time detector can monitor the pollutants flowing into the water body qualitatively and quantitatively, and if the concentration exceeds the standard, an early warning signal will be sent to the remote control terminal, which is used for decision-making, command, and monitoring of emergency pollution accidents. It provides auxiliary decision-making for emergency management, has the advantages of fast response and wide application range, and has strong advantages in emergency rescue.

The working method of the unmanned aerial vehicle for water body sampling is as follows:

1) The UAV first flies to the first sampling point according to the pre-designed river sampling distribution network, the sampling distribution network is stored in the cruise map, and the flight route of the UAV is controlled by the GPS locator, cruise map and main controller ;

2) When the UAV arrives at the sampling point, the main controller controls the sampling port retracting device of the sampler to extend the sampling port into the water body. At the same time, the main controller controls the sampling control plug to be inserted into the mouth of the water sample bottle. Insert the aqueduct and vacuum conduit into the water sample bottle, the main controller controls the vacuum pump to work, and the water sample enters the water sample bottle from the sampling port through the aqueduct. When the water level of the sampling bottle reaches the liquid level line, the liquid level detection The controller transmits the signal to the rotation controller, and the rotation controller controls the turntable to rotate once according to the predetermined rotation angle θ. The rotation direction is the rotation axis as the rotation center, along the direction of the sampling control plug to the water sample bottle capping device, and then The water sample bottle capping device caps the water sample bottle filled with water samples; at the same time, the controller will control the vacuum pump to turn off, the water in the aqueduct will flow backwards, and will be discharged from the sampling port to complete a sampling of the sampling point;

3) When the drone arrives at the sampling point, the main controller controls the probes of the flow direction detector, the probe of the flow velocity detector and the probe of the pollutant real-time detector to protrude downward from the body of the drone to check the flow direction and flow velocity. The detection and real-time monitoring of pollutants, and all data are stored through the storage module of the data processor, and sent to the remote control terminal through the wireless data transceiver module.

4) Repeat the above steps 1) and 2) until the sampling work of all sampling points and the real-time detection of water quality are completed.

The beneficial effect of the utility model is that: the sampler in the water body sampling UAV of the utility model contains a plurality of water sample bottles, and through the built-in navigation system, the UAV can perform a sampling at each sampling distribution point, and each water sampling The sample bottle corresponds to the corresponding sampling point and is marked, so that the water sample collection of multiple sampling points can be completed at one time, which is fast and efficient, and the water sample collection can be completed in batches.

Description of drawings

Fig. 1 is the structural block diagram of the utility model water sampling unmanned aerial vehicle;

Fig. 2 is the structural representation of the utility model sampler;

Fig. 3 is the distribution schematic diagram of sampling bottle on the turntable;

Fig. 4 is a top view of the housing.

Among them, 1-sampling port, 2-sampling port retractable device, 3-aqueduct, 4-water sample collection device, 5-vacuum pump, 6-housing, 7-water sample bottle, 8-turntable, 9-rotating shaft, 10-rotary controller, 11-water sample bottle capper, 12-fixed plate, 13-sampling control plug, 14-vacuum conduit.

detailed description

Below in conjunction with specific real-time mode, the utility model is further described in detail:

As shown in Figure 1, an unmanned aerial vehicle for water body sampling mainly includes an unmanned aerial vehicle body, a navigation system, a power system, a sampler, a flow direction detector, a flow velocity detector, a real-time pollutant detector, and a main controller , a data processor, the upper part of the UAV body is provided with a propeller, and the bottom of the UAV body is provided with a landing wheel. The navigation system includes a GPS locator, an altimeter, and a cruise map; the data processor includes a wireless data transceiver module and a data storage module; navigation System, power system, main controller, and data processor are all located inside the drone body, and the navigation system, main controller, sampler, flow direction detector, flow velocity detector, and pollutant real-time detector are all connected with the data processor. After being connected, the collected data is stored in the data storage module of the data processor, and then transmitted to the remote terminal device by the wireless data transceiver module through the wireless network or Bluetooth; navigation system, power system, sampler, flow direction detector, flow speed detection The sensor and the pollutant real-time detector are all connected with the main controller, and the work of each part is controlled by the main controller.

As shown in Figure 2, the sampler is mainly composed of a sampling port 1, a sampling port retractable device 2, an aqueduct 3, a water sample collection device 4, and a vacuum pump 5. The sampling port 1 is controlled by the sampling port retractable device 2, and the Or retract the drone body, the sampling port 1 is connected to the water sample collection device 4 through the water guide pipe 3, and the water sample collection device 4 is connected to the vacuum pump 5 through the vacuum conduit 14; the sampler, flow direction detector, flow rate detector, pollution The object real-time detector is located inside the UAV body when it is not working. When it is working, it can be controlled by the main controller to switch the sampling port 1 of the sampler, the probe of the flow direction detector, the probe of the flow rate detector and the pollution The probe of the real-time pollutant detector protrudes downward from the body of the UAV, and the real-time pollutant detector can monitor the pollutants flowing into the water body qualitatively and quantitatively; the sampling UAV is connected to the remote terminal device through a wireless network or Bluetooth, It is controlled in real time by remote terminal equipment, which includes computers and mobile APPs.

As shown in Figure 2, the water sample collection device 4 comprises a housing 6, a water sample bottle 7, a rotating disk 8, a rotating shaft 9, a rotation controller 10, a water sample bottle capping device 11, a fixed plate 12, a sampling control plug 13; The controller 10 is positioned at the bottom of the housing 6, supports the turntable 8 by the rotating shaft 9, the turntable 8 is circular, and the water sample bottles 7 are distributed on the turntable 8 along the circumferential direction and are positioned by the fixed plate 12 (as shown in Figure 3 ). The number of sample bottles 7 is determined according to the number of sampling points, and each water sample bottle 7 is marked with a label corresponding to the sampling point; the water sample bottle 7 and the fixed plate 12 can rotate with the turntable 8 through the rotating shaft 9 , the rotation angle and the moment that the rotating disk 8 is controlled by the rotation controller 10, the water sample bottle capping device 11 and the sampling control plug 13 are all arranged on the top of the housing 6 (as shown in Figure 4), the water sample bottle capping device 11 and the sampling control plug 13 are respectively facing the two adjacent water sample bottles 7 in the housing, the sampling control plug 13 is connected to the main controller for control, and the main controller controls its insertion or extraction from the mouth of the water sample bottle 7 The aqueduct 3 and the vacuum conduit 14 are inserted into the sampling control plug 13, and when the sampling control plug 13 is inserted into the mouth of the water sample bottle 7, the aqueduct 3 and the vacuum conduit 14 are also inserted into the water sample bottle 7. The rotation angle of the turntable 8 is determined according to the quantity of the water sample bottles 7, and the quantity of the water sample bottles 7 is denoted as n, so the rotation angle θ of the turntable 8 each time is 360°/n. A liquid level detector is provided in the water sample bottle 7, and the liquid level detector is connected to the rotation controller 10, and the moment when the turntable 8 rotates is determined according to the height of the liquid level in the water sample bottle 7. When a certain sampling bottle 7 When the water level reaches the liquid level line, the liquid level detector transmits the signal to the rotary controller 10, and the rotary controller 10 controls the turntable 8 to rotate once according to the predetermined rotation angle θ. Follow the sampling control plug 13 to the direction of the water sample bottle capper 11.

The working method of the present utility model is:

1) The UAV first flies to the first sampling point according to the pre-designed river sampling distribution network, the sampling distribution network is stored in the cruise map, and the flight route of the UAV is controlled by the GPS locator, cruise map and main controller ;

2) When the UAV arrives at the sampling point, the main controller controls the sampling port retractable device 2 of the sampler to extend the sampling port 1 into the water body, and at the same time the main controller controls the sampling control plug 13 to insert the water sample bottle 7 the mouth of the bottle, the aqueduct 3 and the vacuum conduit 14 are also inserted into the water sample bottle 7, the main controller controls the vacuum pump 5 to work, and the water sample enters the water sample bottle 7 from the sampling port 1 through the aqueduct 3, when the sampling bottle When the water level of 7 reaches the liquid level line, the liquid level detector transmits the signal to the rotation controller 10, and the rotation controller 10 controls the turntable 8 to rotate once according to the predetermined rotation angle θ, and the rotation direction is based on the rotating shaft 9 as the rotation center. Along the sampling control plug 13 to the direction of the water sample bottle capping device 11, then the water sample bottle capping device 11 caps the water sample bottle 7 filled with water samples; at the same time, the controller will control the vacuum pump 5 to close , the water in the aqueduct 3 flows backwards and is discharged from the sampling port 1, completing a sampling at the sampling point;

3) When the drone arrives at the sampling point, the main controller controls the probes of the flow direction detector, the probe of the flow velocity detector and the probe of the pollutant real-time detector to protrude downward from the body of the drone to check the flow direction and flow velocity. The detection and real-time monitoring of pollutants, and all data are stored through the storage module of the data processor, and sent to the remote control terminal through the wireless data transceiver module.

4) Repeat the above steps 1) and 2) until the sampling work of all sampling points and the real-time detection of water quality are completed.

Finally, it should be noted that the invention of the utility model is not limited to the above-mentioned embodiments. Those skilled in the art can also make equivalent modifications or replacements without violating the spirit of the utility model. These equivalent modifications or replacements all include Within the scope defined by the claims of this application.

Claims (6)

1. An unmanned aerial vehicle for water body sampling is characterized in that it mainly includes an unmanned aerial vehicle body, a navigation system, a power system, a sampler, a flow direction detector, a flow velocity detector, a pollutant real-time detector, and a main controller , a data processor, the upper part of the UAV body is provided with a propeller, and the bottom of the UAV body is provided with a landing wheel, and the navigation system includes a GPS locator, an altimeter, and a cruise map; the data processor includes a wireless data transceiver module and data storage module; the navigation system, power system, main controller, and data processor are all located inside the drone body, and the navigation system, main controller, sampler, flow direction detector, flow velocity detector, and pollutant real-time detection The devices are all connected to the data processor, after the collected data is stored in the data storage module of the data processor, and then transmitted to the remote terminal equipment by the wireless data transceiver module through the wireless network or bluetooth; the navigation system, power system , a sampler, a flow direction detector, a flow velocity detector, and a real-time pollutant detector are all connected to the main controller, and the work of each part is controlled by the main controller. 2. A kind of unmanned aerial vehicle for water body sampling according to claim 1, it is characterized in that, described sampler is mainly made up of sampling port, sampling port retractable device, aqueduct, water sample collection device, vacuum pump , the sampling port is controlled by the sampling port retractable device, stretches out or retracts the UAV body, the sampling port is connected to the water sample collection device through the aqueduct, and the water sample collection device is connected to the vacuum pump through the vacuum conduit; the sampling The detector, flow direction detector, flow velocity detector, and pollutant real-time detector are located inside the UAV body when it is not working. In the working state, it can be controlled by the main controller. The probe of the flow rate detector, the probe of the flow rate detector and the probe of the pollutant real-time detector extend downwards outside the body of the drone; the sampling drone is connected to the remote terminal device through a wireless network or Bluetooth, and the remote terminal device controls it in real time . 3. A kind of unmanned aerial vehicle that is used for water body sampling according to claim 2, is characterized in that, described water sample collecting device comprises housing, water sample bottle, turntable, rotating shaft, rotation controller, water sample bottle add Cover, fixed plate, sampling control plug; the rotary controller is located at the bottom of the housing, supports the turntable through the rotating shaft, the turntable is circular, and the water sample bottles are distributed on the turntable along the circumferential direction and positioned by the fixed plate The number of sample bottles is determined according to the number of sampling points. Each water sample bottle is marked with a label and corresponds to the sampling point; the water sample bottle and the fixed plate can rotate with the turntable through the rotating shaft, and are controlled by the rotary controller. Control the rotation angle and timing of the turntable. The water sample bottle capping device and the sampling control plug are located on the top of the housing. The water sample bottle capping device and the sampling control plug are respectively facing the adjacent water sample bottles in the housing. The sampling control plug is connected to the main controller for control, and is controlled by the main controller to insert or pull out the mouth of the water sample bottle. The water guide tube and the vacuum catheter are inserted on the sampling control plug. At the same time, the water guide tube and the vacuum tube are also inserted into the water sample bottle. 4. A kind of unmanned aerial vehicle that is used for water body sampling according to claim 3, is characterized in that, the angle that turntable rotates is determined according to the quantity of water sample bottle, and the quantity of water sample bottle is denoted as n, and then turntable Each rotation angle θ=360°/n. 5. A kind of unmanned aerial vehicle for water body sampling according to claim 3, it is characterized in that, liquid level detector is arranged in described water sample bottle, and described liquid level detector is connected to rotation controller, and turntable The moment of rotation is determined according to the height of the liquid level in the water sample bottle. When the water level of a certain sampling bottle reaches the liquid level line, the liquid level detector will transmit the signal to the rotation controller, and the rotation controller will control the turntable to follow the predetermined schedule. The rotation angle θ is used for one rotation, and the rotation direction is the rotating shaft as the rotation center, along the direction from the sampling control plug to the water sample bottle capping device. 6. The unmanned aerial vehicle for water body sampling according to claim 1, wherein the remote terminal device includes a computer and a mobile phone APP.