CN113484086A - Water environment sampling device based on unmanned aerial vehicle - Google Patents
Water environment sampling device based on unmanned aerial vehicle Download PDFInfo
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- CN113484086A CN113484086A CN202111046295.2A CN202111046295A CN113484086A CN 113484086 A CN113484086 A CN 113484086A CN 202111046295 A CN202111046295 A CN 202111046295A CN 113484086 A CN113484086 A CN 113484086A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/54—Floats
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/19—Propulsion using electrically powered motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
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Abstract
The invention relates to the field of water sampling devices, in particular to a water environment sampling device based on an unmanned aerial vehicle. This water environment sampling device based on unmanned aerial vehicle, accomplish the water environment collection degree of depth adjustment of collection mechanism in aqueous through step motor, remove the absorption of electro-magnet and spacing spring and hoop, spacing spring promotes to gather pipe and sealing ring and slides in the inboard of protecting crust, external water enters into the inboard of protecting crust and collection pipe through the hole of permeating water, the inboard unnecessary water of protecting crust and collection pipe gets rid of to the outside of gathering the pipe through the check valve, collocation through retrieving mechanism and collection mechanism improves the water environment sampling efficiency of the device. The problems of low sampling efficiency, no protection of an explosive machine and lack of obstacle avoidance measures of the existing equipment are solved.
Description
Technical Field
The invention relates to the field of water sampling devices, in particular to a water environment sampling device based on an unmanned aerial vehicle.
Background
The water environment supervision work needs to regularly sample and detect the water area, wherein the outdoor environment is complicated, the efficiency of the traditional sampling method is low, and the unmanned aerial vehicle is utilized to carry out flight sampling in the monitored water area, so that the sampling speed is high, the efficiency is high, and the unmanned aerial vehicle is not limited by landforms.
When the existing equipment carries out water sampling operation in a natural water area and a polluted water area, the water environment sampling operation needs to be carried out by overcoming the interference of impurities floating along with water, wherein the natural environment is complex and changeable, common visual barriers are removed, and a special electromagnetic environment exists in a partial area in the natural environment, so that the explosion accident of the unmanned aerial vehicle is easily caused. In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: 1. when the existing device is used, the shallow water, the middle water and the deep water cannot be simultaneously sampled by single flight, and the sampling efficiency is low; 2. during the use process of the existing equipment, the unmanned aerial vehicle fryer protection is lacked, so that the sampling specimen is lost when the equipment has a fryer flight accident; 3. the existing equipment can not eliminate the interference of water surface obstacles in the using process, and the existing equipment can not carry out water sampling operation very easily.
Disclosure of Invention
The invention aims to provide a water environment sampling device based on an unmanned aerial vehicle, and aims to solve the problems of low sampling efficiency, no explosive machine protection and lack of obstacle avoidance measures in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an unmanned aerial vehicle-based water environment sampling device, comprising:
a mounting ring;
the flight protection mechanism is arranged at the bottom end of the mounting ring;
the recovery mechanism is arranged in the mounting ring;
the collection mechanism is arranged at the bottom end of the recovery mechanism.
Further, the mounting ring includes:
the mounting hole is formed in the middle of the mounting ring;
and the reinforcing rib is arranged on the outer side of the mounting ring.
Further, the flight protection mechanism includes:
the top end of the bracket is connected with the mounting ring;
the base ring is arranged at the bottom end of the bracket;
a cantilever connected with the bracket;
the limiting rod is connected with the bracket;
the limiting pin is connected with the limiting rod in an inserting manner;
the driving motor is connected with the end part of the cantilever;
the paddle is connected with the output end of the driving motor;
the buoyancy tank is arranged at the bottom end of the base ring;
the wave-proof plate is arranged on the outer side of the lower part of the buoyancy tank;
and the stabilizing plate is arranged at the bottom end of the wave-proof plate.
Further, the cantilever includes:
the limiting hole is formed in the outer side of the cantilever;
and the motor base is arranged at the end part of the cantilever.
Further, the recovery mechanism includes:
the middle part of the recovery box is clamped on the inner side of the mounting ring;
the guide cylinder is arranged at the bottom end of the recovery box;
the stepping motor is arranged at the top end of the recovery box;
the flat gear is connected with the output end of the stepping motor;
the wire roller is arranged on the left side in the recovery box;
the reciprocating screw rod is arranged on the right side in the recovery box;
the left toothed ring is connected with the top end of the wire roller and meshed with the flat gear;
the right gear ring is connected with the top end of the reciprocating screw rod and meshed with the flat gear;
a recovery cable wound around the wire roller;
the sliding seat is in threaded connection with the reciprocating screw rod;
the wire ring is connected with the sliding seat; the wire ring is sleeved on the outer side of the recovery cable.
Further, the recycling bin further comprises:
the fixing frame is arranged at the top of the inner part of the recycling box and is movably connected to the top end of the wire roller and the top end of the reciprocating screw rod.
Further, the acquisition mechanism comprises:
the top end of the mounting seat is connected with the bottom end of the recovery cable;
the top cover is connected with the bottom end of the mounting seat;
the electromagnet is arranged in the middle of the bottom end of the top cover;
the limiting spring is arranged below the top cover;
the protective shell is connected with the bottom end of the top cover;
the water permeable hole is arranged in the middle of the protective shell;
the collecting pipe is arranged at the lower end of the limiting spring;
the outer side of the sealing ring is arranged between the collecting pipe and the limiting spring and is abutted against the inner side of the protective shell;
the iron ring is arranged on the inner side of the top end of the collecting pipe;
the bottom cover is arranged at the lower end of the collection pipe;
and the one-way valve is arranged in the middle of the bottom cover.
Further, the collection mechanism further comprises:
the fixing screw rod is arranged in the middle of the top end of the top cover and connected with the mounting seat.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the water environment sampling operation efficiency is improved by the device, the water environment sampling depth adjustment of the acquisition mechanism in water is completed by the stepping motor, the adsorption of the electromagnet, the limiting spring and the iron ring is relieved, the limiting spring pushes the acquisition pipe and the sealing ring to slide on the inner side of the protective shell, external water enters the protective shell and the inner side of the acquisition pipe through the water permeable hole, the limiting spring starts to shrink under the attraction of the electromagnet to complete the recovery processing of the acquisition pipe, redundant water on the inner sides of the protective shell and the acquisition pipe is discharged to the outer side of the acquisition pipe through the one-way valve, the shallow layer, the middle layer and the deep layer water areas of an operation water area are collected by the device through the matching of the recovery mechanism and the acquisition mechanism, and the water environment sampling efficiency of the device is improved.
According to the invention, the protection of the fryer is completed through the device, the emergency landing protection of the water surface is provided for the device through the support, the base ring and the buoyancy tank, the situation that the device is immersed in the water bottom and cannot be recovered after directly falling on the water surface is avoided, meanwhile, the protection of the falling of the ground fryer is provided for the device through the buoyancy tank, the wave-proof plate and the stabilizing plate, the recovery mechanism and the acquisition mechanism are prevented from being damaged by the ground impact, and the user loss caused by the fryer is reduced.
According to the invention, the obstacle avoidance protection during the water environment sampling operation is completed by the device, the driving motor generates air flow blowing on the operation water surface during flying and lifting through the blades, so as to push water surface sundries to leave the landing area of the device, the isolation of the operation water area and the natural water area is completed through the buoyancy tank, and the influence of the external sundries invading the operation area of the acquisition mechanism on the water environment acquisition operation is avoided.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a front cross-sectional view of the structure of the present invention;
FIG. 3 is a front cross-sectional view of the recovery tank configuration of the present invention;
FIG. 4 is a top view of the mounting ring structure of the present invention;
FIG. 5 is a front cross-sectional view of the collection tube structure of the present invention;
FIG. 6 is a perspective view of a cantilever structure of the present invention;
FIG. 7 is a perspective view of the support structure of the present invention;
fig. 8 is a perspective view of the guide cylinder structure of the present invention.
In the figure: 1. a mounting ring; 2. a flying mechanism; 201. a support; 202. a base ring; 203. a cantilever; 204. a limiting rod; 205. a spacing pin; 206. a drive motor; 207. a paddle; 208. a buoyancy tank; 209. a wave-proof plate; 210. a stabilizing plate; 3. a recovery mechanism; 301. a recycling bin; 302. a guide cylinder; 303. a stepping motor; 304. a flat gear; 305. a wire roller; 306. a reciprocating screw rod; 307. a left toothed ring; 308. a right toothed ring; 309. recovering the cable; 310. a slide base; 311. a wire loop; 4. a collection mechanism; 401. a mounting seat; 402. a top cover; 403. a limiting spring; 404. an electromagnet; 405. a protective shell; 406. water permeable holes; 407. a collection tube; 408. a seal ring; 409. an iron ring; 410. a bottom cover; 411. a one-way valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the utility model provides a water environment sampling device based on unmanned aerial vehicle, includes collar 1, and the bottom welding of collar 1 has flight protection machanism 2, and the inboard joint of collar 1 has recovery mechanism 3, and the bottom fixedly connected with of recovery mechanism 3 gathers mechanism 4.
In this embodiment, as shown in fig. 1, fig. 2, and fig. 4, a mounting hole is formed in the middle of the mounting ring 1, and the reinforcing rib is fixedly connected to the outer side of the mounting ring 1, so as to provide support and facilitate disassembly and assembly for the recycling mechanism 3 through the mounting ring 1, thereby facilitating the use and maintenance of the device by a user.
In the present embodiment, as shown in fig. 1, as shown in fig. 2 and 4, the flight protection mechanism 2 includes a support 201, the top end of the support 201 is welded on the outer side of the mounting ring 1, the bottom end of the support 201 is welded with a base ring 202, the top end and the bottom end of the support 201 are movably connected with a cantilever 203 and a limiting rod 204 respectively, the top end of the limiting rod 204 is inserted with a limiting pin 205, the outer side of the limiting pin 205 is sleeved on the inner side of the cantilever 203, the end part of the cantilever 203 is fixedly connected with a driving motor 206, the output end of the driving motor 206 is fixedly connected with a paddle 207, the bottom end of the base ring 202 is fixedly connected with a buoyancy tank 208, the bottom end of the buoyancy tank 208 is fixedly connected with a breakwater 209, the bottom end of the breakwater 209 is fixedly connected with a stabilizing plate 210, the driving motor 206 generates air flow blowing on the operation water surface when flying and lifting through the paddle 207, pushes water surface sundries to leave the landing area of the device, and completes the isolation of the operation water area and the natural water area through the buoyancy tank 208.
In this embodiment, as shown in fig. 1, fig. 2, fig. 4, and fig. 6, a limiting hole is formed in the outer side of the cantilever 203, a motor base is welded to the end of the cantilever 203, and the cantilever 203 is rapidly retracted and expanded by using the limiting rod 204 and the limiting pin 205 in a matching manner, so that the carrying convenience of the device is improved.
In this embodiment, as shown in fig. 1, 2 and 3, the recycling mechanism 3 includes a recycling box 301, a middle portion of the recycling box 301 is clamped inside the mounting ring 1, a guide cylinder 302 is sleeved at a bottom end of the recycling box 301, a stepping motor 303 is fixedly connected to a top end of the recycling box 301, a flat gear 304 is fixedly connected to an output end of the stepping motor 303, a wire roller 305 and a reciprocating screw rod 306 are respectively and movably connected to a left side and a right side of an inner wall of the recycling box 301, a left toothed ring 307 and a right toothed ring 308 are respectively and fixedly connected to a top end of the wire roller 305 and a top end of the reciprocating screw rod 306, a right side of the left toothed ring 307 and a left side of the right toothed ring 308 are respectively engaged with a left side and a right side of the flat gear 304, a recycling cable 309 is wound around an outer side of the wire roller 305, a sliding base 310 is screwed to an outer side of the reciprocating screw rod 306, a wire ring 311 is welded to a left end of the sliding base 310, a middle portion of the wire ring 311 is sleeved outside of the recycling cable 309, the stepping motor 303 drives the left toothed ring 307 and the right toothed ring 308 to rotate through the flat gear 304, the left toothed ring 307 drives the wire roller 305 to start rotating to release the recovery cable 309, the right toothed ring 308 drives the reciprocating screw rod 306 to start rotating to change the position of the sliding seat 310, and the wire guide ring 311 finishes the release direction of the recovery cable 309 and finishes the retraction of the collection mechanism 4.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the fixing frame is fixedly connected to the top of the inner wall of the recycling bin 301, the inner sides of the left end and the right end of the fixing frame are respectively and movably connected to the top of the wire roller 305 and the top of the reciprocating screw rod 306, the sealing design of the recycling bin 301 prevents the recycling cable 309 from being hooked with external sundries during the flying process of the device to affect the flying safety, prevents equipment inside the recycling bin 301 from being exposed in the natural environment for a long time to be corroded in an accelerated manner, and reduces the later-stage use maintenance cost of the device.
In this embodiment, as shown in fig. 2 and 5, the collecting mechanism 4 includes a mounting base 401, the top end of the mounting base 401 is fixedly connected to the bottom end of the recovery cable 309, the bottom end of the mounting base 401 is connected to a top cover 402 by a thread, the middle and outer sides of the bottom end of the top cover 402 are respectively fixedly connected to an electromagnet 403 and a limiting spring 404, the bottom end of the top cover 402 is connected to a protective shell 405 in a clamping manner, the outer side of the middle part of the protective shell 405 is provided with a water permeable hole 406, the bottom end of the limiting spring 404 is fixedly connected to a collecting pipe 407, the top end of the collecting pipe 407 is fixedly connected to a sealing ring 408, the outer side of the sealing ring 408 abuts against the inner side of the protective shell 405, the inner side of the top end of the collecting pipe 407 is connected to an iron ring 409, the bottom end of the collecting pipe 407 is connected to a bottom cover 410, the middle part of the bottom cover 410 is fixedly connected to a check valve 411, the collection depth of the collecting mechanism 4 in water environment can be adjusted by the stepping motor 303, the electromagnet 403 can be removed from the adsorption of the limiting spring 404 and the iron ring 409, the limiting spring 404 pushes the collecting pipe 407 and the sealing ring 408 to slide on the inner side of the protective shell 405, external water enters the inner sides of the protective shell 405 and the collecting pipe 407 through the water permeable hole 406, redundant water on the inner sides of the protective shell 405 and the collecting pipe 407 is discharged to the outer side of the collecting pipe 407 through the one-way valve 411, and the water environment sampling efficiency of the device is improved through the matching of the recovery mechanism 3 and the collecting mechanism 4.
In this embodiment, as shown in fig. 2 and 5, a fixing screw is fixedly connected to the middle of the top end of the top cover 402, and the top end of the fixing screw is in threaded connection with the bottom end of the mounting seat 401, so that a user can complete quick fixing and disassembling maintenance of the collecting mechanism 4 through a quick-disassembling design between the top cover 402 and the mounting seat 401.
In this embodiment, as shown in fig. 2 and 5, a slot is formed on the inner side of the top end of the collection tube 407, a drain hole is formed at the bottom end of the collection tube 407, and the collection tube 407, the bottom cover 410 and the one-way valve 411 are matched to remove excess water on the inner side of the collection tube 407, so that the structure is simple and easy to maintain.
The use method and the advantages of the invention are as follows: this kind of water environment sampling device based on unmanned aerial vehicle is when sampling water, and the working process is as follows:
as shown in fig. 1 to 8, the device changes the position of a cantilever 203 on a bracket 201 through a limiting rod 204 and a limiting pin 205, completes the rapid detachment and storage of a driving motor 206 and a blade 207, is convenient for a user to complete the unfolding and use of the device, and moves a recovery mechanism 3 and a collection mechanism 4 through a flight protection mechanism 2 to enter a water environment collection area for water environment collection operation.
The support 201, the base ring 202 and the buoyancy tank 208 are used for providing water surface floating support for the device, the device is convenient to float on the water surface for water environment sampling operation, the water environment sampling operation time of the device is prolonged, the problem that the endurance time of the device is short when the device is suspended in the air for a long time for water environment sampling operation is avoided, and the problem that the difficulty of long-time suspension flight control operation is high is avoided, wherein the water surface floating stability of the device is improved through the use of the wave-proof plate 209 and the stabilizing plate 210, the bottom suction force of water to the buoyancy tank 208 is reduced, the difficulty of the device separating from the water surface is reduced, meanwhile, when a fryer accident happens, the support 201, the base ring 202 and the buoyancy tank 208 are used for providing water surface emergency landing protection for the device, the situation that the device directly falls down to the water surface and then sinks to the water bottom and cannot be recovered is avoided, meanwhile, the buoyancy tank 208, the wave-proof plate 209 and the stabilizing plate 210 are used for providing ground fryer fall protection for the device, the recovery mechanism 3 and the collection mechanism 4 are prevented from being damaged by ground impact.
When a large amount of sundries float on the water surface, the driving motor 206 generates water flow blowing on the operation water surface when the device flies and goes up and down through the position of the paddle 207, the sundries on the water surface are pushed to leave the landing area of the device, the isolation of the operation water area and the natural water area is completed through the floating box 208, and the water environment acquisition operation is prevented from being influenced by the intrusion of the external sundries into the operation area of the acquisition mechanism 4.
After the device finishes the operation water surface through flotation tank 208, breakwater 209 and stabilizer 210 and descends, step motor 303 drives left ring gear 307 and right ring gear 308 through gear 304 and rotates, left ring gear 307 drives line roller 305 to begin to rotate and release recovery cable 309, right ring gear 308 drives reciprocating screw 306 to begin to rotate and change the position of slide seat 310, wire ring 311 finishes the release direction of recovery cable 309, finishes collecting mechanism 4's receiving and releasing.
After the collection mechanism 4 enters water, the water environment collection depth adjustment of the collection mechanism 4 in the water is completed through the stepping motor 303, the adsorption of the electromagnet 403 with the limiting spring 404 and the iron ring 409 is released, the limiting spring 404 pushes the collection pipe 407 and the sealing ring 408 to slide on the inner side of the protective shell 405, when the sealing ring 408 slides to the inner side of the bottom end of the protective shell 405, external water enters the inner sides of the protective shell 405 and the collection pipe 407 through the water permeable hole 406, the adsorption of the limiting spring 404 and the iron ring 409 by the electromagnet 403 is recovered after the water collection is completed, the limiting spring 404 starts to shrink under the attraction of the electromagnet 403 to complete the recovery processing of the collection pipe 407, redundant water on the inner sides of the protective shell 405 and the collection pipe 407 is discharged to the outer side of the collection pipe 407 through the check valve 411, and the water environment collection operation of the device on a shallow layer, a middle layer and a deep layer of a water area of an operation water area is completed through the matching of the recovery mechanism 3 and the collection mechanism 4, the water environment sampling efficiency of the device is improved.
After the water environment collection operation is completed, the recovery of the device is completed through the flight protection mechanism 2, the user releases the clamping connection of the bottom cover 410 and the collection pipe 407, the recovery processing work of the water environment sampling sample is completed, the modularized design is realized on the whole structure, and the difficulty and the cost of the later-period use and maintenance of the user are reduced.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a water environment sampling device based on unmanned aerial vehicle which characterized in that includes:
a mounting ring (1);
the flight protection mechanism (2) is arranged at the bottom end of the mounting ring (1);
a recovery mechanism (3) arranged in the mounting ring (1);
and the collection mechanism (4) is arranged at the bottom end of the recovery mechanism (3).
2. The unmanned aerial vehicle-based water environment sampling device according to claim 1, wherein the mounting ring (1) comprises:
the mounting hole is formed in the middle of the mounting ring (1);
and the reinforcing rib is arranged on the outer side of the mounting ring (1).
3. The unmanned aerial vehicle-based water environment sampling device according to claim 1, wherein the flight protection mechanism (2) comprises:
the top end of the bracket (201) is connected with the mounting ring (1);
a base ring (202) disposed at a bottom end of the support (201);
a cantilever (203) connected to the support (201);
the limiting rod (204) is connected with the bracket (201);
the limiting pin (205) is connected with the limiting rod (204) in an inserting manner;
a drive motor (206) connected to an end of the cantilever (203);
the paddle (207) is connected with the output end of the driving motor (206);
a float chamber (208) disposed at a bottom end of the base ring (202);
a wave board (209) arranged at the outer side of the lower part of the buoyancy tank (208);
and the stabilizing plate (210) is arranged at the bottom end of the wave-proof plate (209).
4. The unmanned aerial vehicle-based water environment sampling device of claim 3, wherein the cantilever (203) comprises:
the limiting hole is formed in the outer side of the cantilever (203);
and the motor base is arranged at the end part of the cantilever (203).
5. The unmanned aerial vehicle-based water environment sampling device according to claim 1, wherein the recovery mechanism (3) comprises:
the middle part of the recovery box (301) is clamped on the inner side of the mounting ring (1);
a guide cylinder (302) provided at the bottom end of the recovery tank (301);
a stepping motor (303) arranged at the top end of the recovery box (301);
the flat gear (304) is connected with the output end of the stepping motor (303);
a thread roller (305) provided on the left side in the collection box (301);
the reciprocating screw rod (306) is arranged on the right side in the recovery box (301);
a left toothed ring (307) connected to the tip of the wire roll (305) and meshed with the flat gear (304);
the right toothed ring (308) is connected with the top end of the reciprocating screw rod (306) and meshed with the flat gear (304);
a recovery cable (309) wound around the wire roller (305);
the sliding seat (310) is in threaded connection with the reciprocating screw rod (306);
a wire loop (311) connected to the slider (310); the wire ring (311) is sleeved outside the recovery cable (309).
6. The unmanned aerial vehicle-based water environment sampling device of claim 5, wherein the recovery tank (301) further comprises:
the fixing frame is arranged at the inner top of the recycling box (301), and the fixing frame is movably connected to the top end of the wire roller (305) and the top end of the reciprocating screw rod (306).
7. The unmanned aerial vehicle-based water environment sampling device according to claim 5, wherein the acquisition mechanism (4) comprises:
the top end of the mounting seat (401) is connected with the bottom end of the recovery cable (309);
a top cover (402) connected with the bottom end of the mounting seat (401);
the electromagnet (403) is arranged in the middle of the bottom end of the top cover (402);
a limit spring (404) disposed below the top cover (402);
a protective shell (405) connected to the bottom end of the top cover (402);
a water permeable hole (406) arranged in the middle of the protective shell (405);
a collection tube (407) disposed at a lower end of the retention spring (404);
the sealing ring (408) is arranged between the collection pipe (407) and the limiting spring (404), and the outer side of the sealing ring (408) is abutted against the inner side of the protective shell (405);
an iron ring (409) arranged inside the top end of the collection tube (407);
a bottom cap (410) disposed at a lower end of the collection tube (407);
and the one-way valve (411) is arranged in the middle of the bottom cover (410).
8. The unmanned aerial vehicle-based water environment sampling device according to claim 7, wherein the acquisition mechanism (4) further comprises:
the fixing screw is arranged in the middle of the top end of the top cover (402), and the fixing screw is connected with the mounting seat (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111046295.2A CN113484086B (en) | 2021-09-08 | 2021-09-08 | Water environment sampling device based on unmanned aerial vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111046295.2A CN113484086B (en) | 2021-09-08 | 2021-09-08 | Water environment sampling device based on unmanned aerial vehicle |
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| CN113484086A true CN113484086A (en) | 2021-10-08 |
| CN113484086B CN113484086B (en) | 2021-11-23 |
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