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CN-122016404-A - Depth-measurable water quality sampling unmanned aerial vehicle and sampling method

CN122016404ACN 122016404 ACN122016404 ACN 122016404ACN-122016404-A

Abstract

The invention discloses a sounding water sampling unmanned aerial vehicle and a sampling method, wherein the unmanned aerial vehicle comprises a body and a sampling device, the body comprises a suspension, the sampling device is fixedly arranged on the suspension, the sampling device comprises a mounting frame, a driving device, a sampling component and a metering component, the driving device is arranged on the mounting frame, the driving device comprises a rotatable winch and a rope which can be retracted and released, the rope is connected with the sampling component, the metering component is positioned between the driving device and the sampling component, the metering component comprises a metering wheel which can rotate along with the retraction of the rope, the sampling component comprises a sampler, and the sampler comprises a plurality of sampling containers.

Inventors

  • WANG TING
  • REN JIEQIONG

Assignees

  • 浙江极客桥智能装备股份有限公司

Dates

Publication Date
20260512
Application Date
20260226

Claims (10)

  1. 1. The utility model provides a but sounding quality of water sampling unmanned aerial vehicle, its characterized in that, including organism (1), sampling device (2), organism (1) include suspension (11), sampling device (2) fixed mounting in suspension (11), sampling device (2) include mounting bracket (21), drive arrangement (22), sampling subassembly (23), meter subassembly (24), drive arrangement (22) install in mounting bracket (21), drive arrangement (22) include winch (222) that can rotate and rope (223) that can receive and release, rope (223) connect sampling subassembly (23), meter subassembly (24) are located between drive arrangement (22) and sampling subassembly (23), meter subassembly (24) include meter wheel (241), meter wheel (241) can be with rope (223) receive and release and rotate, sampling subassembly (23) include sample thief (234), sample thief (234) include a plurality of sample containers (2345), when sampling subassembly (23) reach different depths of water sample (2345) and corresponding to different water depths.
  2. 2. The unmanned aerial vehicle capable of measuring depth and sampling water quality according to claim 1, wherein the driving device (22) comprises a motor (221), the mounting frame (21) comprises a rotating shaft (211), the rotating shaft (211) is rotatably mounted on the mounting frame (21), the motor (221) drives the rotating shaft (211) to rotate, two winches (222) are arranged, the two winches (222) are fixedly mounted on the rotating shaft (211), two ropes (223) are correspondingly arranged, and the two ropes (223) are symmetrically connected with two sides of the sampling assembly (23).
  3. 3. The depth-measurable water sampling unmanned aerial vehicle according to claim 1, wherein the mounting frame (21) comprises a mounting rod (212) and a transverse plate (213), the meter counting assembly (24) is mounted on the mounting rod (212), the transverse plate (213) is provided with two meter counting assemblies (24) which are positioned between the two transverse plates (213), the rope (223) passes through the transverse plate (213), and the meter counting wheel (241) tightens the rope (223).
  4. 4. A deepened water sampling unmanned aerial vehicle according to claim 3, wherein the cross plate (213) is provided with a guide (26), the guide (26) comprises a guide hole (261), the rope (223) passes through the guide hole (261), the guide hole (261) comprises an inner end (2611) and an outer end (2612), the inner end (2611) is positioned in the middle of the guide hole (261), the diameter of the inner end (2611) gradually increases towards the two outer ends (2612), and the inner wall of the guide hole (261) is an arc surface.
  5. 5. The unmanned aerial vehicle capable of measuring depth and sampling water quality according to claim 1, wherein the sampling assembly (23) comprises a balancing weight (231) and a mounting seat (233), the balancing weight (231) is mounted at the lower end of the mounting seat (233), the sampler (234) is mounted at one side, far away from the balancing weight (231), of the mounting seat (233), a supporting tube (2331) is mounted on the side wall of the mounting seat (233), the rope (223) penetrates through and is fixedly connected with the supporting tube (2331), and one end, far away from the mounting seat (233), of the supporting tube (2331) extends upwards.
  6. 6. The depth-measurable water sampling unmanned aerial vehicle according to claim 5, wherein the balancing weight (231) is slidably mounted in the mounting seat (233), the balancing weight (231) comprises a limiting groove (2313), the mounting seat (233) is partially located in the limiting groove (2313), the mounting seat (233) comprises a limiting plate (2333), the limiting plate (2333) can axially slide along the limiting groove (2313), the mounting seat (233) is provided with a mounting hole (2334), the sampler (234) is partially located in the mounting hole (2334), the sampler (234) comprises a guide block (2342) and a trigger switch (2347), the guide block (2342) abuts against the balancing weight (231) through a spring, and the trigger switch (2347) is located at one side of the guide block (2342) away from the balancing weight (231).
  7. 7. The depth-measurable water sampling unmanned aerial vehicle of claim 6, wherein a gap (235) is formed between the balancing weight (231) and the mounting seat (233), the balancing weight (231) comprises a ring plate (2314), an annular groove (2332) corresponding to the ring plate (2314) is formed in the outer side wall of the mounting seat (233), and the ring plate (2314) shields the gap (235).
  8. 8. The depth-measurable water sampling unmanned aerial vehicle according to claim 5, wherein the sampler (234) comprises a base (2341), an air pump (2343) and a plurality of valves (2344), the base (2341) is fixedly installed on the installation seat (233), the base (2341) is provided with a plurality of air passages (23412), the air passages (23412) are connected with the sampling container (2345) and the air pump (2343), the valves (2344) can block the air passages (23412), a piston (2346) is installed in the sampling container (2345), the sampling container (2345) comprises a water inlet (23451) and a connecting port (23452), the water inlet (23451) is located at the upper end of the sampling container (2345), the connecting port (23452) is located at the lower end of the sampling container (2345), and the connecting port (23452) is communicated with the air passages (23412).
  9. 9. The depth-measurable water sampling drone of claim 5, wherein said sampling assembly (23) comprises a mesh enclosure (232), said mesh enclosure (232) being fixedly mounted to said mounting base (233), said mesh enclosure (232) being located on a side of said mounting base (233) remote from said weight (231), said mesh enclosure (232) being located outside of said sampler (234).
  10. 10. A sampling method based on the depth measurable water quality sampling unmanned aerial vehicle of any one of claims 1 to 9, comprising the steps of: s1, starting an unmanned aerial vehicle, controlling the unmanned aerial vehicle to fly above an acquisition point, driving a throwing sampling assembly (23) by a driving device (22), and recording the paying-out length of a rope (223) after the sampling assembly (23) is immersed in water; S2, when the sampling assembly (23) reaches the bottom of the water area, the balancing weight (231) touches the bottom to trigger the trigger switch (2347), the driving device (22) stops, the release length of the rope (223) is recorded, and the depth of the sampling water level is calculated; S3, the driving device (22) winds, stretches, retracts and pulls the sampling assembly (23), pulls the sampling assembly to the corresponding sampling height, samples the water sample through the sampler (234), and the sampling container (2345) sucks the water sample with the corresponding depth through the exhaust air.

Description

Depth-measurable water quality sampling unmanned aerial vehicle and sampling method Technical Field The invention relates to the technical field of unmanned aerial vehicle water sampling, in particular to a sounding water sampling unmanned aerial vehicle and a sampling method. Background The unmanned aerial vehicle water quality monitoring has stronger maneuverability and flexibility, is an important supplement for replacing the traditional vehicle-mounted manual sampling, and is an important ring for the construction of a modern environment monitoring system in the future. According to the technical Specification for monitoring the quality of the surface water environment in China (GB 91.2-2022), the surface water environment monitoring needs to measure the depth of the section of the water body in advance, and a specific sampling point position is selected according to a specific depth, so that the representativeness, the accuracy and the comparability of the water quality monitoring result are ensured; In the existing unmanned aerial vehicle water sampling technology, although depth-fixed sampling can be achieved, compared with the requirements of technical Specification for monitoring surface water environment quality, the existing commercial unmanned aerial vehicle for sampling has the defects that the existing unmanned aerial vehicle for sampling does not carry corresponding measuring tools, and the existing commercial unmanned aerial vehicle for sampling does not have the capability of judging the depth of the water body, so that the number of sampling points on the vertical line of the section of the water body cannot be determined, only the sampling point can be roughly sampled at 0.5m below the water surface, and the sampling point cannot be accurately sampled at 0.5m below the water surface and 1/2 of the water depth of the middle layer, and therefore a technical scheme is needed to solve the problems. Disclosure of Invention The invention aims to overcome the defects in the prior art, can collect a plurality of water samples at one time, has higher sampling efficiency and more complete functions, and provides a depth-measurable water sampling unmanned aerial vehicle and a sampling method. In order to achieve the above purpose, the present invention adopts the following technical scheme: The invention discloses a sounding water sampling unmanned aerial vehicle and a sampling method, wherein the sounding water sampling unmanned aerial vehicle comprises a machine body and a sampling device, the machine body comprises a suspension, the sampling device is fixedly arranged on the suspension, the sampling device comprises a mounting frame, a driving device, a sampling component and a metering component, the driving device is arranged on the mounting frame and comprises a rotatable winch and a rope which can be wound and unwound, the rope is connected with the sampling component, the metering component is positioned between the driving device and the sampling component, the metering component comprises a metering wheel, the metering wheel can rotate along with winding and unwinding of the rope, the sampling component comprises a sampler, and the sampler comprises a plurality of sampling containers. Further, the drive arrangement includes the motor, the mounting bracket includes the pivot, the pivot rotate install in the mounting bracket, motor drive the pivot rotates, the capstan winch is equipped with two, two capstan winch fixed mounting in the pivot, the rope corresponds and is equipped with two, two the rope symmetrical connection sampling assembly's both sides. Further, the mounting bracket includes installation pole, diaphragm, meter rice subassembly install in the installation pole, the diaphragm is equipped with two, meter rice subassembly is located two between the diaphragm, the rope passes the diaphragm, meter rice wheel tensioning the rope. Further, the cross plate is provided with a guide piece, the guide piece comprises a guide hole, the rope passes through the guide hole, the guide hole comprises an inner end and an outer end, the inner end is positioned in the middle of the guide hole, the diameter of the inner end gradually increases towards the two outer ends, and the inner wall of the guide hole is an arc surface. Further, the sampling assembly comprises a balancing weight and a mounting seat, the balancing weight is mounted at the lower end of the mounting seat, the sampler is mounted at one side, far away from the balancing weight, of the mounting seat, the side wall of the mounting seat is provided with a supporting tube, the rope penetrates through and is fixedly connected with the supporting tube, and one end, far away from the mounting seat, of the supporting tube extends upwards. Further, balancing weight slidable mounting in the mount pad, the balancing weight includes the spacing groove, mount pad part is located in the spacing groove, the mount pad includes the limiting plat