CN114235498A

CN114235498A - Unmanned aerial vehicle water source sampling device with stable flight function

Info

Publication number: CN114235498A
Application number: CN202111440839.3A
Authority: CN
Inventors: 颜广菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-03-25

Abstract

The invention relates to a water source sampling device, in particular to an unmanned aerial vehicle water source sampling device with a stable flight function. The technical problem is as follows: sampling equipment and unmanned aerial vehicle's distance overlength when sampling equipment produces at the in-process of flight and rocks the time, can cause unmanned aerial vehicle to rock in step, leads to unmanned aerial vehicle's flight process danger height. An unmanned aerial vehicle water source sampling device with a stable flight function comprises an unmanned aerial vehicle, an upper shell, a lower shell and a fixing mechanism; unmanned aerial vehicle's lower part is equipped with detachable and goes up the casing, and the equal rigid coupling in lower part both sides of going up the casing has the mounting panel, and the lower part of two mounting panels is provided with down the casing, and the interior top of going up the casing is provided with fixed establishment, fixed establishment and casing rigid coupling down. The device shortens the distance between the sampling shell and the unmanned aerial vehicle, avoids the situation that the sampling shell shakes to drive the unmanned aerial vehicle to synchronously shake in the flying process, causes inconvenience for the flying of the unmanned aerial vehicle, reduces the moving area of the device in the flying process, and reduces the danger in the flying process.

Description

Unmanned aerial vehicle water source sampling device with stable flight function

Technical Field

The invention relates to a water source sampling device, in particular to an unmanned aerial vehicle water source sampling device with a stable flight function.

Background

Sampling water pollution, also called water pollution sampling, refers to a process of extracting a water sample from polluted water according to a specified method and a certain proportion; the increasing water pollution has made a great threat to human survival safety, and has become a great obstacle to human health, economic and social sustainable development.

Water intaking appearance point is leaving the river, lake bank position far away, adopt unmanned aerial vehicle sampling more, and current unmanned aerial vehicle sampling equipment structure, it hangs through the rope and carries out the river sample on unmanned aerial vehicle mostly to be sampling equipment, this mode is when water intaking in-process removes, because sampling equipment hangs on unmanned aerial vehicle through the stay cord, so can make sampling equipment and unmanned aerial vehicle's distance overlength, when sampling equipment rocks in the in-process production of flight, can cause unmanned aerial vehicle synchronous rocking, lead to unmanned aerial vehicle's flight process dangerous high, unmanned aerial vehicle that has now in addition can not once only take a sample to the multiple spot water source, when needs take a sample to the multiple spot water source, need unmanned aerial vehicle to go back many times and take a sample.

To the not enough of prior art, we developed an unmanned aerial vehicle water source sampling device with stable flight function.

Disclosure of Invention

In order to overcome sampling device and unmanned aerial vehicle's distance overlength, when sampling device produced when rocking at the in-process of flight, can cause unmanned aerial vehicle to rock in step, lead to unmanned aerial vehicle's flight process dangerous high, when needs take a sample to the multiple spot water source, need unmanned aerial vehicle to go back many times and carry out the shortcoming of taking a sample, the technical problem that will solve: the utility model provides an unmanned aerial vehicle water source sampling device with stabilize flight function.

The technical scheme is as follows: the utility model provides an unmanned aerial vehicle water source sampling device with stabilize flight function, including unmanned aerial vehicle, go up casing, mounting panel, casing, fixed establishment and sampling mechanism down, unmanned aerial vehicle's lower part is equipped with detachable and goes up the casing, and the equal rigid coupling in lower part both sides of going up the casing has the mounting panel, and the lower part of two mounting panels is provided with down the casing, and the interior top of going up the casing is provided with fixed establishment, and fixed establishment and casing rigid coupling down are provided with detachable sampling mechanism on the fixed establishment.

Further, the fixing mechanism comprises a fixing block, a first rotating shaft, a U-shaped clamping rod, a worm wheel, a speed reducing motor, a double-groove belt wheel, worms, a first belt wheel, a first bevel gear and a taking and placing assembly, wherein the fixing block is arranged on each of two sides of the upper surface of the upper shell, the outer portions of the fixing blocks on the two sides are outwards protruded, the first rotating shaft is rotatably arranged on the fixing block, the U-shaped clamping rod is arranged on the first rotating shaft, the worm wheel is arranged on the first rotating shaft and is positioned on the front side of the U-shaped clamping rod, the speed reducing motor is arranged on the inner top of the upper shell, the double-groove belt wheel is arranged on an output shaft of the speed reducing motor, the two worms on the two sides are opposite in thread direction, the worms are positioned on the front side of the fixing block, the adjacent worm wheels are matched with the worms, the first belt wheel is fixedly connected to the upper portion of the worm, the first belt wheel is in transmission connection with the double-groove belt wheel, the first bevel gear is arranged on the output shaft of the speed reducing motor, first bevel gear is located the downside of double flute band pulley, and the internal installation of inferior valve is got and is put the subassembly, gets to put subassembly and first bevel gear cooperation.

Further, get and put the subassembly including the second pivot, second bevel gear, the reel, stay cord and connecting block, the upper portion of casing under is connected to second pivot rotary type, install second bevel gear in the second pivot, second bevel gear is located first bevel gear's rear side, second bevel gear meshes with first bevel gear mutually, the rigid coupling has the reel in the second pivot, the reel is located second bevel gear's front side, the rigid coupling has the stay cord on the reel, the lower extreme of stay cord passes the casing down, the lower extreme rigid coupling of stay cord has the connecting block, the connecting block sets up to dismantling with sampling mechanism and is connected.

Furthermore, the sampling mechanism comprises a sampling shell, a bottom plate, a third rotating shaft, a first straight gear, a third bevel gear, a second straight gear, a fourth bevel gear, a power assembly and a sampling assembly, the sampling shell is detachably connected to the lower surface of the connecting block, a detachable bottom plate is arranged at the inner lower part of the sampling shell, the third rotating shaft is rotatably installed on the inner rear wall of the sampling shell, a one-way bearing is arranged at the front part of the third rotating shaft, the first straight gear is arranged on the outer surface of the one-way bearing, the third bevel gear is fixedly connected to the front end of the third rotating shaft, the upper surface of the bottom plate is rotatably connected with the second straight gear through a rotating rod, the fourth bevel gear is fixedly connected to the upper surface of the second straight gear, the fourth bevel gear is meshed with the third bevel gear, the power assembly is arranged at the right part of the upper surface of the bottom plate, the sampling assembly is arranged on the upper surface of the bottom plate, and the sampling assembly is positioned at the front side of the power assembly, the sampling assembly is matched with the power assembly.

Further, the upper parts of the two sides of the sampling shell are protruded outwards.

Further, power component is including the carriage, the pinion rack, reset spring, electric putter, electronic slide rail, electronic slider and kelly, the carriage is connected in bottom plate upper surface right part, the upper portion slidingtype of carriage is equipped with the pinion rack, pinion rack and first straight-line gear mesh mutually, the rigid coupling has two reset spring between pinion rack and the carriage, the upper surface of bottom plate is provided with electric putter, electric putter is located the front side of carriage, electric putter telescopic link's upper end rigid coupling has electronic slide rail, electronic slide rail inward sliding type is equipped with electronic slider, electric slider's upper surface rigid coupling has the kelly, kelly and the cooperation of sampling subassembly.

Further, the sampling subassembly is including the gear wheel, the sampler, the annular slab, lower deflector and last deflector, the gear wheel is installed through the axostylus axostyle rotary type to the upper surface of bottom plate, the even dismantlement of upper surface interval of gear wheel is equipped with a plurality of sampler, the upper surface rigid coupling of bottom plate has the annular slab, the annular slab is located the outside of a plurality of sampler, the medial surface lower part rigid coupling of annular slab has lower deflector, the medial surface upper portion rigid coupling of annular slab has last deflector, lower deflector and last deflector cooperation form the slide, sampler and slide cooperation, the upper surface of bottom plate is opened there is the spout, the spout is located the annular slab inboard, the lower surface of bottom plate is opened there is the sample connection, sample connection and spout intercommunication.

Furthermore, the sampler comprises a sampling cylinder, a drawing rod, a piston and a hollow conical block, the sampling tube, the slide bar, the installation piece, thrust spring and guide bar, the sampling tube is equipped with a plurality of, the even upper surface that inlays at the gear wheel that dismantles of a plurality of sampling tube interval, the upper surface slidingtype of sampling tube is equipped with takes out the pole, the lower extreme rigid coupling of taking out the pole has the piston, the piston slidingtype sets up in the sampling tube, the lower part is provided with hollow conical block in the sampling tube, the lower part slides in the sampling tube and is equipped with the sampling tube, sampling tube and hollow conical block sliding fit, the lateral wall of sampling tube is connected with the slide bar, the upper surface of hollow conical block is provided with two installation pieces, the rigid coupling has thrust spring between installation piece and the sampling tube, the slide bar slidingtype sets up under in the slide that deflector and last deflector formed, the rigid coupling has the guide bar between the upper portion of two installation pieces, the guide bar respectively with take out pole and piston sliding connection.

Furthermore, the device also comprises a cross-shaped plate, a first guide wheel, a transverse plate and a second guide wheel, wherein the lower surface of the lower shell is fixedly connected with two cross-shaped plates which are arranged in parallel

The cross-shaped plates are positioned on two sides of the pull rope, two first guide wheels are arranged on the inner surfaces of the two cross-shaped plates, a transverse plate is fixedly connected to the lower surface of the cross-shaped plates, a second guide wheel is arranged on the lower surface of the transverse plate, the first guide wheels are longitudinally arranged, and the second guide wheels are transversely arranged.

Further, still including mounting bracket, pneumatic cylinder, hollow shell, cross the filter frame and prevent stifled frame, the upper surface at the bottom plate is connected to the mounting bracket, is provided with the pneumatic cylinder on the mounting bracket, and the flexible end of pneumatic cylinder passes the bottom plate rather than sealed cooperation, and the lower surface rigid coupling of bottom plate has hollow shell, and hollow shell internal sliding formula is equipped with the filter frame, crosses the flexible end rigid coupling of the lower surface of filter frame and pneumatic cylinder, crosses the interior bottom of filter frame and installs and prevent stifled frame, prevents stifled frame and filter frame cooperation.

The beneficial effects are that: the sampling shell is fixed and limited by the U-shaped clamping rods on two sides, so that the distance between the sampling shell and the unmanned aerial vehicle is shortened, and the overlong distance between the sampling shell and the unmanned aerial vehicle is avoided, so that the situation that the sampling shell swings to drive the unmanned aerial vehicle to synchronously swing in the flying process and cause inconvenience for flying of the unmanned aerial vehicle is avoided; through the cooperation of first leading wheel and second leading wheel, so protect the stay cord, the life of extension stay cord through preventing stifled conical block on the frame and the filtration pore cooperation of crossing of filter frame, so avoid the debris of aquatic to block up the filter frame.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective view of the present invention.

Fig. 3 is a schematic perspective view of the fixing mechanism of the present invention.

Fig. 4 is a partial perspective view of the fixing mechanism of the present invention.

Fig. 5 is a schematic sectional perspective view of the sampling mechanism of the present invention.

Fig. 6 is a partial perspective view of the sampling mechanism of the present invention.

Fig. 7 is a schematic view of a partial cross-sectional perspective structure of the sampling mechanism of the present invention.

Fig. 8 is a schematic partial perspective view of the sampling mechanism of the present invention.

Fig. 9 is a partial perspective view of the sampling mechanism of the present invention.

Fig. 10 is a schematic sectional perspective view of the sampler of the present invention.

Fig. 11 is a partial perspective view of the present invention.

Reference numerals: 1-unmanned aerial vehicle, 2-upper housing, 3-mounting plate, 4-lower housing, 5-fixing mechanism, 501-fixing block, 502-first rotating shaft, 503-U-shaped clamping rod, 504-worm gear, 505-speed reducing motor, 506-double-groove belt wheel, 507-worm, 508-first belt wheel, 509-first bevel gear, 510-second rotating shaft, 511-second bevel gear, 512-reel, 513-pull rope, 514-connecting block, 6-sampling mechanism, 601-sampling housing, 602-bottom plate, 603-third rotating shaft, 604-first straight gear, 605-third bevel gear, 606-second straight gear, 607-fourth bevel gear, 608-sliding rack, 609-toothed plate, 610-reset spring, 611-electric push rod, 612-electric slide rail, 613-electric slide block, 614-clamping rod, 615-big gear, 616-sampler, 6161-sampling cylinder, 6162-pumping rod, 6163-piston, 6164-hollow cone block, 6165-sampling tube, 6166-sliding rod, 6167-mounting block, 6168-thrust spring, 6169-guide rod, 617-annular plate, 618-lower guide plate, 619-upper guide plate, 620-sliding chute, 7-cross-shaped plate, 8-first guide wheel, 9-transverse plate, 10-second guide wheel, 11-mounting frame, 12-hydraulic cylinder, 13-hollow shell, 14-filter frame and 15-anti-blocking frame.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

Example 1

The utility model provides an unmanned aerial vehicle water source sampling device with stabilize flight function, as shown in figure 1, including unmanned aerial vehicle 1, go up casing 2, mounting panel 3, lower casing 4, fixed establishment 5 and sampling mechanism 6, unmanned aerial vehicle 1's lower part is equipped with detachable upper housing 2, two portions all are connected with mounting panel 3 around going up casing 2's the lower surface, the lower part of two mounting panels 3 is provided with casing 4 down, the interior top of going up casing 2 is provided with fixed establishment 5, fixed establishment 5 and lower casing 4 rigid coupling, fixed establishment 5 is used for spacing sampling mechanism 6, and time sampling mechanism 6 receive and releases, be provided with detachable sampling mechanism 6 on the fixed establishment 5, sampling mechanism 6 is used for taking a sample to the river water.

When sampling is needed, a user controls the unmanned aerial vehicle 1 to drive the device to move to a position on the upper side of the river where sampling is needed, then the user controls the unmanned aerial vehicle 1 to enable the device to fall to a proper position, then the user releases the limit of the sampling mechanism 6 by the fixing mechanism 5, and the sampling mechanism 6 is lowered to the water surface, the user samples the water in the river by operating the sampling mechanism 6, after the sampling is finished, the user resets the sampling mechanism 6, and limits the sampling mechanism 6 by the fixing mechanism 5, when other areas of the river need to be sampled, the user operates the unmanned aerial vehicle 1 to drive the device to repeat the operation, it is spacing to sampling mechanism 6 through fixed establishment 5, reduced fixed establishment 5 and sampling mechanism 6's distance, realized reducing the danger at the in-process of flight, and realize the multizone sample through sampling mechanism 6, improved the efficiency of sample.

Example 2

On the basis of embodiment 1, as shown in fig. 2 to 4, the fixing mechanism 5 includes a fixing block 501, a first rotating shaft 502, a U-shaped rod 503, a worm wheel 504, a reduction motor 505, a double-groove pulley 506, a worm 507, a first pulley 508, a first bevel gear 509, a second rotating shaft 510, a second bevel gear 511, a reel 512, a pull rope 513 and a connecting block 514, the fixing block 501 is mounted on both left and right sides of the upper surface of the upper housing 2, the outer portions of the fixing blocks 501 on both left and right sides are outwardly protruded, the first rotating shaft 502 is rotatably mounted on the fixing block 501, the U-shaped rod 503 is disposed on the first rotating shaft 502, the U-shaped rod 503 is used for fixing and limiting the sampling mechanism 6, the worm wheel 504 is mounted on the first rotating shaft 502, the worm wheel 504 is located on the front side of the U-shaped rod 503, the reduction motor 505 is disposed in the middle portion of the inner upper surface of the upper housing 2, the output shaft of the reduction motor 505 is disposed with the double-groove pulley 506, two worms 507 are rotatably mounted on the upper surface of the lower housing 4, the thread directions of the worms 507 on both sides are opposite, the worms 507 on both sides are arranged in bilateral symmetry, the worms 507 are positioned on the front side of the fixed block 501, the adjacent worm wheel 504 and the worm 507 are matched, the upper part of the worm 507 is fixedly connected with a first pulley 508, the first pulley 508 is in transmission connection with a double-groove pulley 506 through a belt, the output shaft of a speed reducing motor 505 is provided with a first bevel gear 509, the first bevel gear 509 is positioned on the lower side of the double-groove pulley 506, the upper part in the lower housing 4 is rotatably connected with a second rotating shaft 510, the rear part of the second rotating shaft 510 is provided with a second bevel gear 511, the second bevel gear 511 is meshed with the first bevel gear 509, the front part of the second rotating shaft 510 is fixedly connected with a reel 512, the reel 512 receives and releases the pulling rope 513, so that the sampling mechanism 6 is released, the pulling rope 513 is fixedly connected to the reel 512, and the lower end of the pulling rope 513 passes through the lower housing 4, the lower extreme rigid coupling of stay cord 513 has connecting block 514, and connecting block 514 sets up to be connected with sample mechanism 6 and can dismantle.

As shown in fig. 5-10, the sampling mechanism 6 includes a sampling housing 601, a bottom plate 602, a third rotating shaft 603, a first straight gear 604, a third bevel gear 605, a second straight gear 606, a fourth bevel gear 607, a sliding frame 608, a toothed plate 609, a return spring 610, an electric push rod 611, an electric slide rail 612, an electric slide block 613, a clamping rod 614, a large gear 615, a sampler 616, an annular plate 617, a lower guide plate 618 and an upper guide plate 619, wherein upper portions of two sides of the sampling housing 601 are protruded outwards, the sampling housing 601 is detachably connected to a lower surface of a connecting block 514, the detachable bottom plate 602 is disposed at an inner lower portion of the sampling housing 601, the third rotating shaft 603 is rotatably mounted on an inner rear wall of the sampling housing 601, a first straight gear 604 is disposed at a front portion of the third rotating shaft 603 through a one-way bearing, a third straight gear 605 is fixedly connected to a front end of the third rotating shaft 603, a second straight gear 606 is rotatably connected to an upper surface of the bottom plate 602 through a rotating rod, the second straight gear 606 is positioned at the lower side of the third bevel gear 605, a fourth bevel gear 607 is fixedly connected to the upper surface of the second straight gear 606, the fourth bevel gear 607 is engaged with the third bevel gear 605, a sliding frame 608 is fixedly connected to the right part of the upper surface of the bottom plate 602, a toothed plate 609 is slidably arranged on the upper part of the sliding frame 608, the toothed plate 609 is engaged with the first straight gear 604, two return springs 610 are fixedly connected between the toothed plate 609 and the sliding frame 608, an electric push rod 611 is arranged on the upper surface of the bottom plate 602, the electric push rod 611 is positioned at the front side of the sliding frame 608, an electric slide rail 612 is fixedly connected to the upper end of an electric push rod 611, an electric slide block 613 is slidably arranged in the electric slide rail 612, a clamping rod 614 is fixedly connected to the upper surface of the electric slide block 613, the front part of the clamping rod 614 is an arc-shaped surface, a large gear 615 is rotatably installed on the upper surface of the bottom plate 602 through a shaft rod, the large gear 615 is positioned at the front side of the electric push rod 611, a plurality of samplers 616 are detachably arranged at uniform intervals, the upper surface of the bottom plate 602 is fixedly connected with an annular plate 617, the annular plate 617 is located at the outer side of the plurality of samplers 616, the lower portion of the inner side surface of the annular plate 617 is fixedly connected with a lower guide plate 618, the upper portion of the inner side surface of the annular plate 617 is fixedly connected with an upper guide plate 619, the lower guide plate 618 and the upper guide plate 619 are matched to form a slide way, the samplers 616 are matched with the slide way, the upper surface of the bottom plate 602 is provided with a sliding groove 620, the sliding groove 620 is located at the inner side of the annular plate 617, the lower surface of the bottom plate 602 is provided with a sampling port, and the sampling port is communicated with the sliding groove 620; the sampler 616 comprises a sampling tube 6161, a pulling rod 6162, a piston 6163, a plurality of hollow conical blocks 6164, a sampling tube 6165, a sliding rod 6166, a mounting block 6167, a thrust spring 6168 and a guide rod 6169, wherein the sampling tube 6161 is provided with a plurality of sampling tubes 6161 which are uniformly and detachably embedded on the upper surface of the bull gear 615 at intervals, the upper surface of the sampling tube 6161 is provided with the pulling rod 6162 in a sliding manner, the lower end of the pulling rod 6162 is fixedly connected with the piston 6163, the piston 6163 is arranged in the sampling tube 6161 in a sliding manner, the hollow conical blocks 6164 are arranged at the inner lower part of the sampling tube 6161, the sampling tube 6165 is arranged at the inner lower part of the sampling tube 6161 in a sliding manner, the sampling tube 6165 is in sliding fit with the hollow conical blocks 6164, the side wall of the sampling tube 6166 is connected with the sliding rod 6166, the upper surface of the hollow conical blocks 6164 is provided with the two mounting blocks 6167, the thrust spring 6168 is fixedly connected between the mounting block 6167 and the sampling tube 6165, the sliding rod 6166 is arranged in a sliding manner on a slide rail 619 formed by the lower guide plate 61618 and the upper guide plate, a guide bar 6169 is fixedly connected between the upper parts of the two mounting blocks 6167, and the guide bar 6169 is respectively connected with the pulling bar 6162 and the piston 6163 in a sliding manner.

When water in a river needs to be sampled, a user controls the unmanned aerial vehicle 1 to drive the device to move to a position on the upper side of the river, which needs to be sampled, then the user controls the unmanned aerial vehicle 1 to fall to a proper position, then the user enables the double-groove belt wheel 506 and the first bevel gear 509 to rotate clockwise through the speed reducing motor 505, the double-groove belt wheel 506 rotates clockwise to enable the first belt wheel 508 to rotate clockwise through the belt, the first belt wheel 508 rotates clockwise to enable the worm 507 to rotate clockwise, the worm 507 on the left side rotates clockwise to enable the worm wheel 504 on the left side to rotate clockwise, the worm wheel 504 on the left side rotates clockwise to enable the first rotating shaft 502 on the left side to rotate clockwise, the first rotating shaft 502 on the left side 503 rotates clockwise to enable the U-shaped clamping rod 503 on the left side to rotate clockwise due to the fact that the threads of the worms 507 on the two sides are oppositely arranged, the worm 507 on the right side rotates clockwise to enable the worm wheel 504 on the right side to rotate counterclockwise to enable the first rotating shaft 502 to rotate counterclockwise, the first rotating shaft 502 on the right rotates anticlockwise to enable the U-shaped clamping rod 503 on the right to rotate anticlockwise, the limiting position of the sampling shell 601 is opened at the moment through the clockwise rotation of the U-shaped clamping rod 503 on the left and the anticlockwise rotation of the U-shaped clamping rod 503 on the right, the first bevel gear 509 rotates clockwise to enable the second bevel gear 511 to rotate anticlockwise, the second bevel gear 511 rotates anticlockwise to enable the second rotating shaft 510 to rotate anticlockwise, the reel 512 rotates anticlockwise to release the pull rope 513, the sampling shell 601 falls downwards along with the pull rope 513, and after the sampling shell 601 falls downwards to a proper position, a user enables the speed reduction motor 505 to stop working.

After the sampling shell 601 falls down to a proper position, a user moves the electric slide block 613 forward through the electric slide rail 612, the electric slide block 613 moves forward to move the clamping rod 614 forward, the clamping rod 614 moves forward to be matched with the pumping rod 6162 at the rear side, at the moment, the user extends the telescopic rod of the electric push rod 611, the telescopic rod of the electric push rod 611 extends to move the electric slide rail 612 upward, the electric slide block 613 moves upward to move the pumping rod 6162 at the rear side through the clamping rod 614, the pumping rod 6162 at the rear side moves upward to move the piston 6163, the piston 6163 moves upward to be matched with the sampling cylinder 6161, a negative pressure environment is formed in the sampling cylinder 6161, meanwhile, after sampling is completed, the user moves the electric slide block 613 backward through the electric slide rail 612, the electric slide block 613 moves backward to move the clamping rod 614 backward, the clamping rod 614 moves backwards and then is positioned at the upper side of the tooth plate 609, at this time, a user resets and closes the telescopic rod of the electric push rod 611, so that the clamping rod 614 moves downwards, the clamping rod 614 moves downwards to move the tooth plate 609 downwards, the return spring 610 compresses along with the clamping rod, when the tooth plate 609 moves downwards to be meshed with the first straight gear 604, the tooth plate 609 moves downwards to rotate the first straight gear 604 clockwise, the first straight gear 604 rotates clockwise to rotate the third rotating shaft 603 clockwise through the one-way bearing, the third rotating shaft 603 rotates clockwise to rotate the third bevel gear 605 clockwise, the fourth bevel gear 607 rotates anticlockwise along with the tooth, the fourth bevel gear 607 rotates anticlockwise to rotate the second straight gear 606 anticlockwise, the second straight gear 606 rotates anticlockwise to rotate the large gear 615 clockwise, after the electric push rod 611 resets and closes, the first straight gear 604 rotates clockwise for one circle, the large gear 615 rotates clockwise one quarter turn through the transmission of the second spur gear 606, the large gear 615 rotates clockwise one quarter turn to drive the sampler 616 to rotate clockwise, the sampler 616 rotates clockwise through the matching of the sliding rod 6166 and the slideway, this causes the sampler 616 to move upward while rotating clockwise, causing the sampled sampler 616 to move into the sampling housing 601, meanwhile, the right-side non-sampling sampler 616 is rotated clockwise to the front of the clamping rod 614, the sampler 616 located in front of the clamping rod 614 extends out of the sampling port located in the bottom plate 602, at this time, the user slides the electric sliding block 613 forward through the electric sliding rail 612, the electric sliding block 613 slides forward to move the clamping rod 614 forward to reset and close, the toothed plate 609 moves upward to reset under the action of the reset spring 610, the toothed plate 609 moves upward to rotate the first straight gear 604 counterclockwise, and the third rotating shaft 603 is prevented from rotating counterclockwise through the one-way bearing.

The sampler 616 rotates clockwise one quarter turn and is located right in front of the clamping rod 614, at this time, the sliding rod 6166 on the sampler 616 rotates to the lowest position of the slide way, the sampling tube 6165 on the sampler 616 is located on the upper side of the sampling opening of the bottom plate 602, at this time, the sampling tube 6165 is inserted into the sampling opening of the bottom plate 602 downwards under the action of the thrust spring 6168, the sampling tube 6165 is far away from the guide rod 6169, at this time, the plugging on the sampling tube 6165 is released, at this time, the water body is sucked into the sampling tube 6161 through the sampling tube 6165 upwards under the action of the negative pressure, after the sampler 616 rotates clockwise one quarter turn after sampling, at this time, the sampling tube 6165 on the sampler 616 moves out of the sampling opening of the bottom plate 602, the sampling tube 6165 on the sampler 616 is located on the upper side of the bottom plate 602, the thrust spring 6168 is compressed therewith, the sampling tube 6165 moves upwards to be matched with the guide rod 6169, the sampling tube 6165 is sealed, so that the sampling water in the sampler 616 is prevented from flowing out, and inconvenience is caused to subsequent detection.

Then, the user rotates the double-groove belt wheel 506 and the first bevel gear 509 counterclockwise through the speed reducing motor 505, so that the reel 512 retracts the pull rope 513, the sampling shell 601 moves upward, when the sampling shell 601 moves upward and resets, the sampling shell 601 is limited through the counterclockwise rotation of the left U-shaped clamping rod 503 and the clockwise rotation of the right U-shaped clamping rod 503, after the limitation of the sampling shell 601 is completed, the speed reducing motor 505 stops working, when water in other areas of a river needs to be sampled, the user repeats the above operations, the sampling shell 601 is fixed by the U-shaped clamping rods 503 on two sides, the distance between the sampling shell 601 and the unmanned aerial vehicle 1 is shortened, the overlong distance between the sampling shell 601 and the unmanned aerial vehicle 1 is avoided, the sampling shell 601 is prevented from swinging in the flying process, and the unmanned aerial vehicle 1 is further driven to swing in the flying process, cause inconvenience for unmanned aerial vehicle 1's flight, distance through shortening sampling housing 601 and unmanned aerial vehicle 1, it drives the removal area of this device flight in-process to reduce unmanned aerial vehicle 1 flight, and then reduce unmanned aerial vehicle 1 flight process's danger, after whole samples are accomplished, the user controls unmanned aerial vehicle 1 and makes this device fly back, the user pulls down bottom plate 602 from sampling housing 601 again, and pull down sampler 616 on gear wheel 615, subsequently shift out and detect the water of sample in the sampler 616, then the user resets sampler 616, and make bottom plate 602 reset, so be convenient for use next time.

As shown in fig. 4, still including cross shaped plate 7, first leading wheel 8, diaphragm 9 and second leading wheel 10, the lower surface rigid coupling of lower casing 4 has two cross shaped plates 7, two cross shaped plates 7 are located the front and back both sides of stay cord 513, the internal surface of two cross shaped plates 7 is equipped with two first leading wheels 8 around, the lower surface rigid coupling of cross shaped plate 7 has diaphragm 9, the lower surface of diaphragm 9 is provided with second leading wheel 10, first leading wheel 8 is vertical setting, second leading wheel 10 is horizontal setting, cooperation through first leading wheel 8 and second leading wheel 10, so protect stay cord 513, the life of extension stay cord 513.

As shown in fig. 11, still including mounting bracket 11, pneumatic cylinder 12, hollow shell 13, cross filter frame 14 and prevent stifled frame 15, the upper surface at bottom plate 602 is connected to mounting bracket 11, be provided with pneumatic cylinder 12 on the mounting bracket 11, the flexible end of pneumatic cylinder 12 passes bottom plate 602 rather than sealed cooperation, the lower surface rigid coupling of bottom plate 602 has hollow shell 13, hollow shell 13 internal sliding type is equipped with filter frame 14, the lower surface of filtering frame 14 and the flexible end rigid coupling of pneumatic cylinder 12, filter frame 14's interior bottom and install and prevent stifled frame 15, filter frame 14's circumference wall has seted up a plurality of and has filtered the hole, prevent that stifled frame 15's outside is the toper piece, prevent that the toper piece on the stifled frame 15 is located filter frame 14's filtration downthehole.

When a sample needs to be taken, the hydraulic cylinder 12 is started by a user to enable the filter frame 14 to move downwards, the filter frame 14 moves downwards to open the hollow shell 13, the interior of the sampler 616 is in a negative pressure environment, water is pumped into the sampler 616, the water body to be taken out is filtered through the filter frame 14, sundries in the water are prevented from being pumped into the sampler 616, the conical block on the anti-blocking frame 15 is matched with the filter holes of the filter frame 14, the sundries in the water are prevented from blocking the filter frame 14, after the water body sampling is completed, the filter frame 14 is moved upwards by the user through the hydraulic cylinder 12 to reset and close, the sundries adhered to the exterior of the filter frame 14 are cleaned through the hollow shell 13, the water body is convenient to take a sample, the sundries in the water are prevented from entering the sampler 616, and the accuracy of subsequent detection results is influenced.

It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.

Claims

1. The utility model provides an unmanned aerial vehicle water source sampling device with stabilize flight function, including unmanned aerial vehicle (1), go up casing (2), mounting panel (3) and lower casing (4), the lower part of unmanned aerial vehicle (1) is equipped with detachable and goes up casing (2), and the equal rigid coupling in lower part both sides of going up casing (2) has mounting panel (3), its characterized in that: the sampling device is characterized by further comprising a fixing mechanism (5) and a sampling mechanism (6), a lower shell (4) is arranged on the lower portion of each of the two mounting plates (3), the fixing mechanism (5) is arranged on the inner top of the upper shell (2), the fixing mechanism (5) is fixedly connected with the lower shell (4), and the detachable sampling mechanism (6) is arranged on the fixing mechanism (5).

2. The unmanned aerial vehicle water source sampling device with stable flight function of claim 1, characterized in that: the fixing mechanism (5) comprises a fixing block (501), a first rotating shaft (502), a U-shaped clamping rod (503), a worm wheel (504), a speed reducing motor (505), a double-groove belt wheel (506), a worm (507), a first belt wheel (508), a first bevel gear (509) and a taking and placing assembly, wherein the fixing block (501) is arranged on two sides of the upper surface of the upper shell (2), the outer parts of the fixing blocks (501) on two sides are outwards protruded, the first rotating shaft (502) is rotatably arranged on the fixing block (501), the U-shaped clamping rod (503) is arranged on the first rotating shaft (502), the worm wheel (504) is positioned on the front side of the U-shaped clamping rod (503), the speed reducing motor (505) is arranged on the inner top of the upper shell (2), the double-groove belt wheel (506) is arranged on the output shaft of the speed reducing motor (505), and the two worms (507) are rotatably arranged on the upper surface of the lower shell (4), the worm (507) screw thread direction of both sides is opposite, worm (507) are located the front side of fixed block (501), adjacent worm wheel (504) and worm (507) cooperation, the upper portion rigid coupling of worm (507) has first band pulley (508), first band pulley (508) passes through belt drive with double flute band pulley (506) and is connected, first bevel gear (509) are installed to the output shaft of gear motor (505), first bevel gear (509) are located the downside of double flute band pulley (506), install in lower casing (4) and get the subassembly, get the subassembly and cooperate with first bevel gear (509).

3. The unmanned aerial vehicle water source sampling device with stable flight function of claim 2, characterized in that: get and put subassembly including second pivot (510), second bevel gear (511), reel (512), stay cord (513) and connecting block (514), the upper portion in casing (4) is down connected to second pivot (510) rotary type, install second bevel gear (511) on second pivot (510), second bevel gear (511) are located the rear side of first bevel gear (509), second bevel gear (511) and first bevel gear (509) mesh mutually, the rigid coupling has reel (512) on second pivot (510), reel (512) are located the front side of second bevel gear (511), the rigid coupling has stay cord (513) on reel (512), casing (4) down is passed to the lower extreme of stay cord (513), the lower extreme rigid coupling of stay cord (513) has connecting block (514), connecting block (514) and sampling mechanism (6) set up to be detachable connection.

4. The unmanned aerial vehicle water source sampling device with stable flight function of claim 1, characterized in that: the sampling mechanism (6) comprises a sampling shell (601), a bottom plate (602), a third rotating shaft (603), a first straight gear (604), a third bevel gear (605), a second straight gear (606), a fourth bevel gear (607), a power assembly and a sampling assembly, wherein the sampling shell (601) is detachably connected to the lower surface of the connecting block (514), the detachable bottom plate (602) is arranged at the inner lower part of the sampling shell (601), the third rotating shaft (603) is rotatably installed on the inner rear wall of the sampling shell (601), a one-way bearing is arranged at the front part of the third rotating shaft (603), the first straight gear (604) is arranged on the outer surface of the one-way bearing, the third bevel gear (605) is fixedly connected to the front end of the third rotating shaft (603), the upper surface of the bottom plate (602) is rotatably connected with the second straight gear (606) through a rotating rod, the fourth bevel gear (607) is fixedly connected to the upper surface of the second straight gear (606), the fourth bevel gear (607) is meshed with the third bevel gear (605), the power assembly is arranged on the right portion of the upper surface of the bottom plate (602), the sampling assembly is arranged on the upper surface of the bottom plate (602), the sampling assembly is located on the front side of the power assembly, and the sampling assembly is matched with the power assembly.

5. The unmanned aerial vehicle water source sampling device with stable flight function of claim 4, characterized in that: the upper parts of two sides of the sampling shell (601) are convex outwards.

6. The unmanned aerial vehicle water source sampling device with stable flight function of claim 4, characterized in that: the power assembly comprises a sliding frame (608), a toothed plate (609), a return spring (610), an electric push rod (611), an electric sliding rail (612), an electric sliding block (613) and a clamping rod (614), carriage (608) are connected in bottom plate (602) upper surface right part, the upper portion slidingtype of carriage (608) is equipped with pinion rack (609), pinion rack (609) meshes with first straight gear (604) mutually, the rigid coupling has two reset spring (610) between pinion rack (609) and carriage (608), the upper surface of bottom plate (602) is provided with electric putter (611), electric putter (611) are located the front side of carriage (608), the upper end rigid coupling of electric putter (611) telescopic link has electric sliding rail (612), electric sliding rail (612) internal sliding type is equipped with electric sliding block (613), the upper surface rigid coupling of electric sliding block (613) has kelly (614), kelly (614) and the cooperation of sampling subassembly.

7. The unmanned aerial vehicle water source sampling device with stable flight function of claim 4, characterized in that: the sampling assembly comprises a large gear (615), a sampler (616), an annular plate (617), a lower guide plate (618) and an upper guide plate (619), the large gear (615) is rotatably installed on the upper surface of a base plate (602) through a shaft rod, a plurality of samplers (616) are detachably arranged on the upper surface of the large gear (615) at even intervals, the annular plate (617) is fixedly connected to the upper surface of the base plate (602), the annular plate (617) is located on the outer side of the samplers (616), the lower portion of the inner side of the annular plate (617) is fixedly connected to the lower guide plate (618), the upper portion of the inner side of the annular plate (617) is fixedly connected to the upper guide plate (619), the lower guide plate (618) and the upper guide plate (619) form a slide way in a matching manner, the sampler (616) is matched with the slide way, the upper surface of the base plate (602) is provided with a sliding groove (620), the sliding groove (620) is located on the inner side of the annular plate (617), a sampling opening is formed on the lower surface of the base plate (602), the sampling port is communicated with the chute (620).

8. The unmanned aerial vehicle water source sampling device with stable flight function of claim 7, characterized in that: the sampler (616) comprises a sampling cylinder (6161), a sampling rod (6162), a piston (6163), a hollow conical block (6164), a sampling tube (6165), a sliding rod (6166), a mounting block (6167), a thrust spring (6168) and a guide rod (6169), wherein the sampling cylinder (6161) is provided with a plurality of sampling tubes, the sampling cylinders (6161) are uniformly and detachably embedded on the upper surface of the gearwheel (615) at intervals, the upper surface of the sampling cylinder (6161) is slidably provided with the sampling rod (6162), the lower end of the sampling rod (6162) is fixedly connected with the piston (6163), the piston (6163) is slidably arranged in the sampling cylinder (6161), the lower part of the sampling cylinder (6161) is provided with the hollow conical block (6164), the lower part of the sampling tube (6165) is slidably provided with the sampling tube (6165), the sampling tube (6165) is slidably matched with the hollow conical block (6164), the side wall of the sampling tube (6165) is connected with the hollow conical block (6166), and the upper surface of the hollow conical block (6164) is provided with two mounting blocks (6167), a thrust spring (6168) is fixedly connected between the mounting blocks (6167) and the sampling tube (6165), a sliding rod (6166) is arranged in a sliding way formed by the lower guide plate (618) and the upper guide plate (619) in a sliding way, a guide rod (6169) is fixedly connected between the upper parts of the two mounting blocks (6167), and the guide rod (6169) is respectively connected with the pulling rod (6162) and the piston (6163) in a sliding way.

9. The unmanned aerial vehicle water source sampling device with stable flight function of claim 1, characterized in that: still including cross shaped plate (7), first leading wheel (8), diaphragm (9) and second leading wheel (10), the lower surface rigid coupling of casing (4) has two cross shaped plate (7) down, two cross shaped plate (7) are located the both sides of stay cord (513), the internal surface of two cross shaped plate (7) is equipped with two first leading wheels (8), the lower surface rigid coupling of cross shaped plate (7) has diaphragm (9), the lower surface of diaphragm (9) is provided with second leading wheel (10), first leading wheel (8) are vertical setting, second leading wheel (10) are horizontal setting.

10. The unmanned aerial vehicle water source sampling device with stable flight function of claim 9, characterized in that: still including mounting bracket (11), pneumatic cylinder (12), hollow shell (13), cross filter frame (14) and prevent stifled frame (15), the upper surface at bottom plate (602) is connected in mounting bracket (11), be provided with pneumatic cylinder (12) on mounting bracket (11), the flexible end of pneumatic cylinder (12) passes bottom plate (602) rather than sealed cooperation, the lower surface rigid coupling of bottom plate (602) has hollow shell (13), hollow shell (13) internal sliding formula is equipped with and crosses filter frame (14), the lower surface of crossing filter frame (14) and the flexible end rigid coupling of pneumatic cylinder (12), the interior bottom of crossing filter frame (14) is installed and is prevented stifled frame (15), prevent stifled frame (15) and cross filter frame (14) cooperation.