Disclosure of Invention
The invention aims to provide a small unmanned aerial vehicle applied to production of an agricultural greenhouse, which can fold and contract a device according to use requirements, reduce the space occupied by the device, adjust the width of the device during spraying operation according to requirements, and wipe water mist adhered to the surface of a camera, so that the phenomenon that the water mist is adhered to the camera during spraying operation to influence the image acquisition function of the camera is avoided.
The technical scheme adopted by the invention is as follows:
the utility model provides a be applied to unmanned aerial vehicle of green house production, includes the aircraft, spouts medicine device and camera, spout the medicine device and be fixed in the inside lower extreme of aircraft, the camera is fixed in the one end of aircraft, the one end of aircraft is fixed with the casing, just the camera is located the inside of casing, the both sides of spouting the medicine device all are equipped with foldable module of spraying, the inside of casing is equipped with water smoke and cleans the mechanism.
Furthermore, the foldable spraying module comprises a first spraying pipe, a second spraying pipe, a conveying hose, a plurality of atomizing nozzles, a central shaft rod, a flow blocking mechanism and a folding driving mechanism, wherein the first spraying pipe is fixed at one side of the spraying device, the second spraying pipe is rotatably connected at one side of the first spraying pipe, the conveying hose is inserted into the first spraying pipe and the second spraying pipe, one end of the conveying hose is connected with the output end of the spraying device, the plurality of atomizing nozzles are uniformly fixed at the lower ends of the first spraying pipe and the second spraying pipe, the atomizing nozzles and the conveying hose are connected through a three-way joint, the central shaft rod is fixed at one end of the second spraying pipe, the central shaft rod is rotatably connected with the first spraying pipe and is connected with the folding driving mechanism, the flow blocking mechanism is assembled at one end of the second spraying pipe, the folding driving mechanism is assembled at the upper end of the first spraying pipe.
Furthermore, the one end of first shower is seted up and is dodged the groove with the choked flow mechanism phase adaptation, the choked flow mechanism includes spoiler and choked flow gyro wheel, the spoiler is fixed in the one end of second shower, the choked flow gyro wheel rotates and connects in the one end of spoiler.
Further, a rubber ring is fixed on the outer side of the choke roller.
Further, folding actuating mechanism includes folding motor, backup pad, worm and worm wheel, folding motor and backup pad are all fixed in the upper end of first spray pipe, the worm is fixed in folding motor's output, just worm and backup pad rotate to be connected, the worm wheel meshing is connected in the one end of worm, just worm wheel and central shaft pole fixed connection.
Further, the water mist wiping mechanism comprises a linkage rod, a transmission rod, a plurality of limiting pin rods, a cleaning plate, a plurality of elastic extrusion elements and a reciprocating driving mechanism, the linkage rod is connected to the inside of the shell in a rotating mode, the transmission rod is connected to the inside of the linkage rod in a sliding mode, the transmission rod is connected with the reciprocating driving mechanism, the limiting pin rods are fixed at one ends, close to the cameras, of the linkage rod, the cleaning plate is connected to the outer sides of the limiting pin rods in a sliding mode, the elastic extrusion elements are assembled between the linkage rod and the cleaning plate and located on the outer sides of the limiting pin rods, and the reciprocating driving mechanism is assembled inside the shell.
Furthermore, a driven surface is arranged at one end of the cleaning plate close to the camera, a driving ring is sleeved and connected with the outer side of the camera, and the driving ring is fixedly connected with the shell.
Furthermore, reciprocating drive mechanism includes reciprocating motor, reciprocal lead screw and slider, reciprocating motor is fixed in the inside of casing, reciprocating lead screw is fixed in reciprocating motor's output, just reciprocating lead screw and casing rotate the connection, slider threaded connection is in reciprocating lead screw's outside, just slider and transfer line rotate the connection.
The invention has the technical effects that:
according to the invention, the cleaning plate is driven by the reciprocating driving mechanism to do reciprocating swing, and the surface of the camera is wiped by the cotton strip arranged on one side of the cleaning plate, so that the problem that atomized medicine adheres to the surface of the camera when the device sprays the medicine, and the image acquisition function of the camera is influenced is avoided;
the folding driving mechanism drives the central shaft rod to rotate, and the central shaft rod drives the second spraying pipe to rotate through the fixed connection between the central shaft rod and the second spraying pipe, so that the device is convenient to shrink, and the space occupied by the device is reduced;
the over-folding driving mechanism drives the second spraying pipe to stretch or fold, and the width of spraying operation of the device can be conveniently adjusted according to use requirements through the matching of the flow blocking mechanism, so that the device is convenient to use.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.
As shown in fig. 1 and 5, a small unmanned aerial vehicle applied to agricultural greenhouse production comprises an aircraft 1, a pesticide spraying device 2 and a camera 3, wherein the aircraft 1 is provided with a remote control device in a matching way, the pesticide spraying device 2 is fixed at the lower end inside the aircraft 1, the camera 3 is fixed at one end of the aircraft 1, a shell 4 is fixed at one end of the aircraft 1, the camera 3 is positioned inside the shell 4, both sides of the pesticide spraying device 2 are provided with folding spraying modules, and a water mist wiping mechanism is arranged inside the shell 4;
specifically, a prepared medicament is injected into the pesticide spraying device 2, the aircraft 1 is controlled to fly through the matched remote control device, spraying operation is started through the pesticide spraying device 2, in the spraying process, the water mist wiping mechanism is started to wipe water mist adhered to the surface of the camera 3, when two sides of the shed roof are close to plants, the spraying module is started to be folded, the spraying operation width of the unmanned aerial vehicle is adjusted, and safety accidents caused by the fact that the aircraft 1 is too close to the two sides of the shed roof are avoided;
as shown in fig. 2, the foldable spraying module comprises a first spraying pipe 5, a second spraying pipe 6, a delivery hose 7, a plurality of atomizing spray heads 8, a central shaft rod 9, a flow blocking mechanism and a folding driving mechanism, wherein the first spraying pipe 5 is fixed at one side of the spraying device 2, the second spraying pipe 6 is rotatably connected at one side of the first spraying pipe 5, the delivery hose 7 is inserted into the first spraying pipe 5 and the second spraying pipe 6, one end of the delivery hose 7 is connected with the output end of the spraying device 2, the plurality of atomizing spray heads 8 are uniformly fixed at the lower ends of the first spraying pipe 5 and the second spraying pipe 6, the atomizing spray heads 8 and the delivery hose 7 are connected through a three-way joint, the central shaft rod 9 is fixed at one end of the second spraying pipe 6, the central shaft rod 9 is rotatably connected with the first spraying pipe 5, the central shaft rod 9 is connected with the folding driving mechanism, the flow blocking mechanism is assembled at one end of the second spraying pipe 6, the folding driving mechanism is assembled at the upper end of the first spraying pipe 5;
specifically, the pesticide spraying device 2 is started, by the operation of the pesticide spraying device 2, the pesticide is sprayed to plants through the conveying hose 7 and the atomizing nozzles 8 at the lower end of the first spraying pipe 5, when the width of spraying operation of the unmanned aerial vehicle needs to be increased, the folding driving mechanism is started, the central shaft rod 9 is driven to rotate through the folding driving mechanism, the central shaft rod 9 is fixedly connected with the second spraying pipe 6, the central shaft rod 9 drives the second spraying pipe 6 to rotate, the flow blocking mechanism is driven to rotate through the central shaft rod 9, the flow blocking mechanism does not extrude the conveying hose 7 any more, the pesticide flowing inside the conveying hose 7 can be sprayed to plants from the atomizing nozzles 8 at the lower end of the second spraying pipe 6, and the width of spraying operation of the unmanned aerial vehicle is increased;
as shown in fig. 3, one end of the first spraying pipe 5 is provided with an avoiding groove adapted to the choke mechanism, the choke mechanism comprises a choke plate 10 and a choke roller 11, the choke plate 10 is fixed at one end of the second spraying pipe 6, and the choke roller 11 is rotatably connected to one end of the choke plate 10;
specifically, the folding driving mechanism drives the second spraying pipe 6 to rotate and fold, the second spraying pipe 6 is fixedly connected with the spoiler 10, the spoiler 10 drives the spoiler roller 11 to rotate, when the spoiler roller 11 passes through the avoiding groove at one end of the first spraying pipe 5 and is attached to the conveying hose 7 inside the first spraying pipe 5, the spoiler roller 11 extrudes the conveying hose 7, so that the medicament inside the conveying hose 7 cannot flow into the second spraying pipe 6, and further the atomizing nozzle 8 at the lower end of the second spraying pipe 6 cannot spray the medicament, when the folding driving mechanism reversely operates, the folding driving mechanism drives the second spraying pipe 6 to extend, and the spoiler roller 11 is far away from the conveying hose 7 inside the first spraying pipe 5, so that the choke roller 11 does not extrude the conveying hose 7 in the first spraying pipe 5 any more, and the medicament in the conveying hose 7 can flow to the atomizer 8 at the lower end of the second spraying pipe 6;
a rubber ring is fixed on the outer side of the choke roller 11, so that the conveying hose 7 is prevented from being crushed;
as shown in fig. 4, the folding driving mechanism comprises a folding motor 12, a support plate 13, a worm 14 and a worm wheel 15, wherein the folding motor 12 and the support plate 13 are both fixed at the upper end of the first spraying pipe 5, the worm 14 is fixed at the output end of the folding motor 12, the worm 14 is rotatably connected with the support plate 13, the worm wheel 15 is meshed with one end of the worm 14, and the worm wheel 15 is fixedly connected with the central shaft rod 9;
specifically, the folding motor 12 is started, the folding motor 12 drives the worm 14 to rotate through the fixed connection between the folding motor 12 and the worm 14, the worm 14 drives the worm wheel 15 to rotate through the meshed connection between the worm 14 and the worm wheel 15, and the worm wheel 15 drives the central shaft rod 9 to rotate through the fixed connection between the worm wheel 15 and the central shaft rod 9, so as to drive the second spraying pipe 6 and the flow blocking mechanism to rotate;
as shown in fig. 6-7, the water mist wiping mechanism includes a linkage rod 16, a transmission rod 17, a plurality of limit pin rods 18, a cleaning plate 19, a plurality of elastic extrusion elements 20 and a reciprocating driving mechanism, the linkage rod 16 is rotatably connected inside the housing 4, the transmission rod 17 is slidably connected inside the linkage rod 16, the transmission rod 17 is connected with the reciprocating driving mechanism, the limit pin rods 18 are fixed at one end of the linkage rod 16 close to the camera 3, the cleaning plate 19 is slidably connected outside the limit pin rods 18, the elastic extrusion elements 20 are assembled between the linkage rod 16 and the cleaning plate 19 and located outside the limit pin rods 18, and the reciprocating driving mechanism is assembled inside the housing 4;
specifically, the reciprocating driving mechanism is started, so that the reciprocating driving mechanism drives the transmission rod 17 to move, the transmission rod 17 drives the linkage rod 16 to rotate through the sliding connection between the transmission rod 17 and the linkage rod 16, the linkage rod 16 drives the limit pin rod 18 to rotate through the fixed connection between the linkage rod 16 and the limit pin rod 18, the limit pin rod 18 drives the cleaning plate 19 to rotate through the sliding connection between the limit pin rod 18 and the cleaning plate 19, and water mist on the surface of the camera 3 is wiped through the cleaning plate 19;
as shown in fig. 8, one end of the cleaning plate 19 close to the camera 3 is provided with a driven surface 21, the outer side of the camera 3 is sleeved with a driving ring 22, and the driving ring 22 is fixedly connected with the housing 4;
specifically, the reciprocating driving mechanism drives the transmission rod 17 to move, so that the cleaning plate 19 is driven to move and gradually approach the camera 3, after the cleaning plate 19 is attached to the driving ring 22, the driving ring 22 drives the cleaning plate 19 to move towards one end close to the linkage rod 16 and extrude the elastic extrusion element 20, and after the cleaning plate 19 is contacted with the camera 3, the elastic extrusion element 20 extrudes the cleaning plate 19 through the compression resilience characteristic of the elastic extrusion element 20, so that the cleaning plate 19 is closely attached to the camera 3, and the cleanliness of the cleaning plate 19 for wiping the camera 3 is further improved;
as shown in fig. 6, the reciprocating driving mechanism comprises a reciprocating motor 23, a reciprocating lead screw 24 and a slide block 25, the reciprocating motor 23 is fixed inside the housing 4, the reciprocating lead screw 24 is fixed at the output end of the reciprocating motor 23, the reciprocating lead screw 24 is rotatably connected with the housing 4, the slide block 25 is screwed on the outer side of the reciprocating lead screw 24, and the slide block 25 is rotatably connected with the transmission rod 17;
specifically, the reciprocating motor 23 is started, the reciprocating motor 23 is fixedly connected with the reciprocating screw rod 24, the reciprocating motor 23 drives the reciprocating screw rod 24 to rotate, the reciprocating screw rod 24 is connected with the slider 25 in a threaded manner, the slider 25 drives the slider 25 to move, the slider 25 is connected with the transmission rod 17 in a rotating manner, the slider 25 drives the transmission rod 17 to move, reciprocating threads are formed in the outer side of the slider 25, the slider 25 drives the transmission rod 17 to reciprocate, and the cleaning plate 19 is driven to wipe water mist on the surface of the camera 3.
The working principle of the invention is as follows: the medicine that will prepare is injected into the inside of spouting medicine device 2, fly through supporting remote control unit control aircraft 1 that uses, and begin to spray the operation through spouting medicine device 2, the in-process that sprays, start reciprocating motor 23, make reciprocating drive mechanism operation, drive cleaning plate 19 reciprocal swing through reciprocating drive mechanism, clean the water smoke of 3 surperficial adhesions of camera through cleaning plate 19, it is nearer apart from the plant in shed roof both sides, start when folding and spray the module, adjustment unmanned aerial vehicle's the operation width of spraying, avoid aircraft 1 to cause the incident too closely apart from shed roof both sides.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.