CN117533545A - Plant protection unmanned aerial vehicle based on camera lens automatic protection function - Google Patents
Plant protection unmanned aerial vehicle based on camera lens automatic protection function Download PDFInfo
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- CN117533545A CN117533545A CN202410029016.9A CN202410029016A CN117533545A CN 117533545 A CN117533545 A CN 117533545A CN 202410029016 A CN202410029016 A CN 202410029016A CN 117533545 A CN117533545 A CN 117533545A
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- aerial vehicle
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- 230000007246 mechanism Effects 0.000 claims abstract description 80
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/80—Arrangement of on-board electronics, e.g. avionics systems or wiring
- B64U20/87—Mounting of imaging devices, e.g. mounting of gimbals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B64U10/13—Flying platforms
- B64U10/14—Flying platforms with four distinct rotor axes, e.g. quadcopters
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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
- B64U2101/30—UAVs specially adapted for particular uses or applications for imaging, photography or videography
-
- 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
- B64U2101/40—UAVs specially adapted for particular uses or applications for agriculture or forestry operations
Abstract
The invention relates to the technical field related to plant protection unmanned aerial vehicles, in particular to a plant protection unmanned aerial vehicle based on an automatic lens protection function, which comprises an unmanned aerial vehicle body and a box body arranged at the bottom of the unmanned aerial vehicle body, and further comprises: the assembly plate is movably arranged in the box body and is connected with a thread driving mechanism arranged in the box body, a rotating shaft is rotatably arranged at the bottom of the assembly plate, a camera is fixedly arranged on the rotating shaft, and the thread driving mechanism can drive the assembly plate to drive the camera to enter and exit the box body; baffle one side symmetry that the box switched on is equipped with two, the baffle with install elasticity follower on the box outer wall is connected, elasticity follower with install the box deviates from the centrifugal trigger mechanism cooperation of baffle one side, this unmanned aerial vehicle is in daily use, the camera deposit in the box, also can avoid transporting the in-process carelessly to cause the problem of damage to the camera, consequently, be suitable for popularization and use.
Description
Technical Field
The invention relates to the technical field of plant protection unmanned aerial vehicles, in particular to a plant protection unmanned aerial vehicle based on an automatic lens protection function.
Background
The agricultural plant protection unmanned aerial vehicle is equipment with wide application. Is used in agriculture, plantation, forestry and other industries. In the use process, the functions and the functions are not single, but for example, in the agricultural industry, the agricultural plant protection unmanned aerial vehicle can be used for planting, fertilizing, spraying pesticides and the like, and is still widely used.
Plant protection unmanned aerial vehicle can long-range to cell-phone terminal transmission data, and the ground operating personnel of being convenient for regulates and control to guarantee that plant protection operation can go on more smoothly to and the staff of being convenient for looks over the global growth condition of crop subaerial, generally, can install corresponding camera on the plant protection unmanned aerial vehicle.
Then, current plant protection unmanned aerial vehicle, the camera on it is usually exposed outside, and in this way, when the operation finishes the landing or in daily transportation process, the camera is easily exposed outside and carelessly receives the damage, and then leads to cost of maintenance increase.
Disclosure of Invention
The invention aims to provide a plant protection unmanned aerial vehicle based on an automatic lens protection function, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
plant protection unmanned aerial vehicle based on camera lens automatic protection function, including unmanned aerial vehicle body and install in the box of unmanned aerial vehicle body bottom still includes:
the assembly plate is movably arranged in the box body and is connected with a thread driving mechanism arranged in the box body, a rotating shaft is rotatably arranged at the bottom of the assembly plate, a camera is fixedly arranged on the rotating shaft, and the thread driving mechanism can drive the assembly plate to drive the camera to enter and exit the box body;
the baffle is symmetrically arranged on one side of the box body, which is communicated with the box body, the baffle is connected with an elastic driven mechanism arranged on the outer wall of the box body, the elastic driven mechanism is matched with a centrifugal trigger mechanism arranged on one side of the box body, which is away from the baffle, and the centrifugal trigger mechanism is connected with the screw thread driving mechanism;
the angle switching mechanism is arranged on the assembly plate and matched with the baffle, is triggered after the camera protrudes out of the box body, and can promote the camera to keep a downward state or deflect.
As a further scheme of the invention: the screw driving mechanism comprises a first screw rod rotatably installed in the box body, a first screw sleeve sleeved on the first screw rod and in threaded connection with the first screw rod, and a first driving motor installed in the box body;
wherein one end of the first screw rod is connected with the output end of the first driving motor, the other end of the first screw rod is connected with the centrifugal trigger mechanism, a guide rod is also fixed in the box body, the guide rod is sleeved with a guide sleeve in a sliding mode, and the assembly plate is fixedly installed between the first threaded sleeve and the guide sleeve.
As still further aspects of the invention: the centrifugal trigger mechanism includes:
the driven shaft is rotatably arranged on the box body and is rotatably connected with the first screw rod through a transmission belt;
two rotating rods fixedly arranged on the driven shaft;
the sliding plates are connected with the two rotating rods in a sliding manner, the sliding plates are connected with a sleeve arranged on the driven shaft in a sliding manner through connecting rods, two ends of each connecting rod are respectively hinged with the sliding plates and the sleeve, and the sleeve is connected with a rolling fit structure;
the outer circumferences of the two rotating rods are respectively sleeved with a first cylindrical spring, one end of each first cylindrical spring is connected with the sliding plate, and the other end of each first cylindrical spring is connected with a first boss fixed on the rotating rod.
As still further aspects of the invention: the rolling fit structure comprises a driving plate rotationally connected with the sleeve, guide blocks are respectively fixed on two sides of the box body, the driving plate is arranged in a U-shaped mode and is slidably connected with the two guide blocks, and idler wheels matched with the elastic driven mechanism are respectively arranged at two ends of the driving plate.
As still further aspects of the invention: the elastic driven mechanism comprises two fixed columns fixedly arranged on the side wall of the box body and two second cylindrical springs respectively sleeved on the peripheries of the two fixed columns, and a second boss is fixedly arranged at one end, far away from the box body, of the fixed columns;
the lateral part of baffle is formed with two protruding portions, two protruding portions respectively with two fixed column sliding connection, the one end of second cylinder spring is connected protruding portion, the other end with the second boss is connected, and two be fixed with first driven plate between the protruding portion, be equipped with on the first driven plate with gyro wheel complex first tilting portion.
As still further aspects of the invention: the angle switching mechanism comprises an elastic driving piece arranged on the assembly plate and two groups of adjusting structures connected with the elastic driving piece, a group of sliding fit structures are respectively arranged at two ends of the rotating shaft, the sliding fit structures are connected with the adjusting structures, and the elastic driving piece is matched with a pulley arranged on one side of the baffle towards the box body.
As still further aspects of the invention: the elastic driving piece comprises a sleeve plate which is sleeved on the assembly plate in a sliding manner, a second protruding block is arranged on the sleeve plate, a cross rod is fixed on the assembly plate through the first protruding block, and the cross rod is connected with the second protruding block in a sliding manner;
the outer periphery of the cross rod is further sleeved with a third cylindrical spring, one end of the third cylindrical spring is connected with the first protruding block, the other end of the third cylindrical spring is connected with the second protruding block, a second driven plate is further fixed on the sleeve plate, and two ends of the second driven plate are respectively provided with a second inclined part matched with the pulley.
As still further aspects of the invention: the adjusting structure comprises a vertical plate fixed on the side part of the sleeve plate, a second screw rod rotatably installed on the vertical plate and a second threaded sleeve sleeved on the second screw rod and in threaded connection with the second screw rod, the second threaded sleeve is connected with the sliding fit structure, a second driving motor is further installed on the vertical plate, and the output end of the second driving motor is connected with the second screw rod.
As still further aspects of the invention: the sliding fit structure comprises a transmission plate fixedly mounted at the end part of the rotating shaft, a through groove is formed in the transmission plate, the through groove comprises a horizontal section and a vertical section, a driving rod is fixedly connected with the second threaded sleeve, and one end of the driving rod, which is far away from the second threaded sleeve, penetrates through the through groove and is in sliding connection with the transmission plate.
Compared with the prior art, the invention has the beneficial effects that: the invention has novel design, the camera is pushed out to the outside of the box body through the screw thread driving mechanism by the mutual coordination between each mechanism and the parts, the centrifugal triggering mechanism controls the opening and closing of the two baffles, and after the camera protrudes out of the box body, the angle switching mechanism can control the shooting angle of the camera, after the operation is finished, the camera is stored in the box body, the two baffles seal the box body, a good sealing interval is provided for the storage of the camera, the damage of the camera due to the exposure of the camera when the unmanned aerial vehicle body falls to the ground can be avoided, and the unmanned aerial vehicle is used in daily life, the camera is stored in the box body, and the problem of careless damage to the camera in the transferring process can also be avoided, so the unmanned aerial vehicle is suitable for popularization and use.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a plant protection unmanned aerial vehicle based on an automatic lens protection function.
Fig. 2 is a schematic structural diagram of another angle of an embodiment of a plant protection unmanned aerial vehicle based on an automatic lens protection function.
Fig. 3 is a schematic diagram of an internal structure of a box in an embodiment of a plant protection unmanned aerial vehicle based on an automatic lens protection function.
Fig. 4 is a schematic view of another angle structure inside the box in an embodiment of the plant protection unmanned aerial vehicle based on the lens automatic protection function.
Fig. 5 is an enlarged view of the structure at a in fig. 3.
Fig. 6 is an enlarged view of the structure at B in fig. 3.
FIG. 7 is an exploded view of an angle switching mechanism in one embodiment of a plant protection unmanned aerial vehicle based on an automatic lens protection function.
FIG. 8 is an exploded view of an elastic driven mechanism in one embodiment of a plant protection unmanned aerial vehicle based on an automatic lens protection function.
In the figure: 1. an unmanned aerial vehicle body; 2. a case; 3. an assembly plate; 301. a first bump block; 4. a camera; 5. a baffle; 501. a protruding portion; 502. a pulley; 6. a first drive motor; 7. a first screw rod; 8. a guide rod; 9. a first threaded sleeve; 10. a guide sleeve; 11. a driven shaft; 12. a transmission belt; 13. a rotating lever; 14. a sliding plate; 15. a first boss; 16. a first cylindrical spring; 17. a connecting rod; 18. a sleeve; 19. a guide block; 20. a driving plate; 2001. a roller; 21. fixing the column; 22. a second cylinder spring; 23. a second boss; 24. a first driven plate; 25. a rotating shaft; 26. a drive plate; 2601. a horizontal section; 2602. a vertical section; 27. a driving rod; 28. a sleeve plate; 2801. a second bump block; 29. a cross bar; 30. a third cylindrical spring; 31. a vertical plate; 32. a second drive motor; 33. a second screw rod; 34. a second threaded sleeve; 35. and a second driven plate.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1-8, in an embodiment of the present invention, a plant protection unmanned aerial vehicle based on an automatic lens protection function includes an unmanned aerial vehicle body 1 and a box 2 installed at the bottom of the unmanned aerial vehicle body 1, and further includes:
the assembly plate 3 is movably arranged in the box body 2 and is connected with a thread driving mechanism arranged in the box body 2, a rotating shaft 25 is rotatably arranged at the bottom of the assembly plate 3, a camera 4 is fixedly arranged on the rotating shaft 25, and the thread driving mechanism can drive the assembly plate 3 to drive the camera 4 to enter and exit the box body 2;
the baffle plates 5 are symmetrically arranged on one side of the box body 2, which is communicated, the baffle plates 5 are connected with elastic driven mechanisms arranged on the outer wall of the box body 2, the elastic driven mechanisms are matched with centrifugal trigger mechanisms arranged on one side of the box body 2, which is away from the baffle plates 5, and the centrifugal trigger mechanisms are connected with the screw thread driving mechanisms;
the angle switching mechanism is arranged on the assembly plate 3 and matched with the baffle plate 5, is triggered after the camera 4 protrudes out of the box body 2, and can promote the camera 4 to keep a downward state or deflect.
Wherein, it is also necessary to supplement that a supporting bracket (not numbered in the figure) is also arranged at the bottom of the box body 2, and the medicament box can be placed on the supporting bracket during actual operation;
when the unmanned aerial vehicle is actually used, after the unmanned aerial vehicle body 1 reaches a height suitable for operation, a ground worker can remotely control the screw thread driving mechanism to work positively, so that the screw thread driving mechanism drives the assembly plate 3 to gradually drive the camera 4 to move towards the outside of the box body 2, meanwhile, the screw thread driving mechanism drives the centrifugal triggering mechanism, the centrifugal triggering mechanism is matched with the elastic driven mechanism, the elastic driven mechanism drives the baffle 5 to move towards the side part of the box body 2, namely, the two baffles 5 are mutually far away from each other, the box body 2 is switched to a conducting state from a blocking state, and the camera 4 can be ensured to smoothly extend out;
after the camera 4 protrudes out of the box 2, the screw driving mechanism stops working, the centrifugal triggering mechanism stops moving, then the elastic driven mechanism releases elastic potential energy, the two baffles 5 move close to each other, but due to the existence of the assembly plate 3, the two baffles 5 cannot be smoothly closed, the side part of the box 2 is in a half-open state, at the moment, the baffles 5 are matched with the angle switching mechanism to cause the angle switching mechanism to trigger movement, the angle switching mechanism drives the camera 4 to deflect or enables the camera 4 to keep a downward state, shooting of different visual angles of the camera 4 is realized, and therefore, workers on the ground can be ensured to smoothly acquire ideal images, and an effective auxiliary effect is achieved for plant protection work;
on the contrary, after the work is finished, the screw thread driving mechanism is controlled to work reversely, at this time, the screw thread driving mechanism drives the centrifugal triggering mechanism to move again, the two baffles 5 are opened to switch the half-opened state of the box body 2 to the full-on state, then, the screw thread driving mechanism drives the assembly plate 3 to drive the camera 4 to move towards the inside of the box body 2, after the screw thread driving mechanism stops working, the elastic driven mechanism releases elastic potential energy, so that the two baffles 5 are close to and abutted against each other, and if the camera 4 is in a state of not facing downwards, the angle switching mechanism drives the camera 4 to deflect and reset again (the lens faces downwards);
in summary, through the mutual cooperation between each mechanism and the part, in the operation, pass through screw drive mechanism will camera 4 is released to the outside of box 2, and by centrifugal trigger mechanism control two baffle 5 opens and shuts, and after camera 4 stretches out the box 2 outside, can be controlled the shooting angle of camera 4 by angle switching mechanism, after the operation finishes, camera 4 is saved in box 2, and two baffle 5 will the shutoff of box 2 provides a good sealed section for the save of camera 4, can avoid when unmanned aerial vehicle body 1 falls to ground, receive the damage because of camera 4 exposes outside, and this unmanned aerial vehicle deposits in daily use, also can avoid the problem that the carelessly causes the damage to camera 4 in the transportation process, consequently, is suitable for popularization and use.
Referring to fig. 3 and 4 again, the screw driving mechanism includes a first screw rod 7 rotatably installed in the case 2, a first screw sleeve 9 sleeved on the first screw rod 7 and screwed with the first screw rod 7, and a first driving motor 6 installed in the case 2. One end of the first screw rod 7 is connected with the output end of the first driving motor 6, the other end of the first screw rod is connected with the centrifugal triggering mechanism, a guide rod 8 is further fixed in the box body 2, a guide sleeve 10 is sleeved on the guide rod 8 in a sliding manner, and the assembly plate 3 is fixedly installed between the first threaded sleeve 9 and the guide sleeve 10.
When the first driving motor 6 drives the first screw rod 7 to rotate forward, the guide sleeve 10 and the guide rod 8 play a guide role, so that the first threaded sleeve 9 and the first screw rod 7 are in threaded fit to drive the assembly plate 3 to move towards the outside of the box body 2, and accordingly, the first screw rod 7 also drives the centrifugal trigger mechanism to move, the centrifugal trigger mechanism cooperates with the elastic driven mechanism to drive the two baffle plates 5 to be far away from each other, the box body 2 is conducted, and smooth protrusion of the camera 4 is ensured.
The centrifugal trigger mechanism includes:
a driven shaft 11 rotatably mounted on the box body 2, wherein the driven shaft 11 is rotatably connected with the first screw rod 7 through a transmission belt 12;
two rotating rods 13 fixedly mounted on the driven shaft 11;
the sliding plates 14 are in sliding connection with the two rotating rods 13, the sliding plates 14 are connected with a sleeve 18 which is arranged on the driven shaft 11 in a sliding manner through a connecting rod 17, two ends of the connecting rod 17 are respectively hinged with the sliding plates 14 and the sleeve 18, and the sleeve 18 is connected with a rolling fit structure;
wherein, two the periphery of dwang 13 respectively overlaps and is equipped with a first cylindricality spring 16, the one end of first cylindricality spring 16 is connected sliding plate 14, the other end is connected with the first boss 15 that is fixed in on the dwang 13, first boss 15 is located dwang 13 is kept away from the one end of driven shaft 11.
The rolling fit structure comprises a driving plate 20 rotationally connected with the sleeve 18, two guide blocks 19 are respectively fixed on two sides of the box body 2, the driving plate 20 is arranged in a U-shaped mode and is slidably connected with the two guide blocks 19, and two ends of the driving plate 20 are respectively provided with a roller 2001 matched with the elastic driven mechanism.
When the first driving motor 6 drives the first screw rod 7 to rotate forward or backward, the first screw rod 7 drives the driven shaft 11 to rotate through the driving belt 12, so that the sliding plate 14 slides away from the driven shaft 11 on the two rotating rods 13 under the action of centrifugal force, and correspondingly, the first cylindrical spring 16 positioned between the first boss 15 and the sliding plate 14 is compressed, the sliding plate 14 pulls the sleeve 18 to move away from the box 2 through the connecting rod 17, and the driving plate 20 moves along with the sleeve 18, so that the roller 2001 is matched with the elastic driven mechanism, and the elastic driven mechanism drives the baffle 5 to move towards the side part of the box 2, so that the blocking state of the box 2 is switched to the conducting state, and the smooth exploration of the camera 4 is facilitated.
Referring to fig. 5 and 8 again, the elastic driven mechanism includes two fixing columns 21 fixedly mounted on the side wall of the case 2, and two second cylindrical springs 22 respectively sleeved on the peripheries of the two fixing columns 21, and a second boss 23 is fixedly disposed at one end of the fixing column 21 away from the case 2;
the side of the baffle 5 is formed with two protruding parts 501, two protruding parts 501 are respectively connected with two fixed columns 21 in a sliding manner, one end of the second cylindrical spring 22 is connected with the protruding parts 501, the other end is connected with the second boss 23, a first driven plate 24 is fixed between the protruding parts 501, and a first inclined part matched with the roller 2001 is arranged on the first driven plate 24.
When the first screw rod 7 rotates, that is, the driven shaft 11 rotates, so that the sliding plate 14 is influenced by centrifugal force to drive the driving plate 20 to drive the roller 2001 to move away from the two fixed columns 21, at this time, the roller 2001 rolls on the inclined portion to drive the first driven plate 24 to yield, and then the first driven plate 24 drives the two protruding portions 501 to slide away from the box body 2 on the fixed columns 21, the second cylindrical spring 22 between the protruding portions 501 and the second boss 23 is compressed, and accordingly, the baffle 5 moves towards the side portion of the box body 2, so that the box body 2 is conducted, and smooth exploration of the camera 4 is ensured.
Referring to fig. 6, 7 and 8 again, the angle switching mechanism includes an elastic driving member disposed on the assembly plate 3 and two groups of adjusting structures connected to the elastic driving member, two groups of sliding fit structures are respectively disposed at two ends of the rotating shaft 25, the sliding fit structures are connected to the adjusting structures, and the elastic driving member is engaged with a pulley 502 mounted on one side of the baffle 5 facing the case 2.
The elastic driving piece comprises a sleeve plate 28 which is arranged on the assembly plate 3 in a sliding sleeve mode, a second protruding block 2801 is arranged on the sleeve plate 28, a cross rod 29 is fixed on the assembly plate 3 through a first protruding block 301, and the cross rod 29 is in sliding connection with the second protruding block 2801. The periphery of the cross bar 29 is further sleeved with a third cylindrical spring 30, one end of the third cylindrical spring 30 is connected with the first protruding block 301, the other end of the third cylindrical spring is connected with the second protruding block 2801, a second driven plate 35 is further fixed on the sleeve plate 28, and two ends of the second driven plate 35 are respectively formed with a second inclined portion matched with the pulley 502.
The adjusting structure comprises a vertical plate 31 fixed on the side part of the sleeve plate 28, a second screw rod 33 rotatably installed on the vertical plate 31, and a second threaded sleeve 34 sleeved on the second screw rod 33 and in threaded connection with the second screw rod 33, the second threaded sleeve 34 is connected with the sliding fit structure, a second driving motor 32 is further installed on the vertical plate 31, and the output end of the second driving motor 32 is connected with the second screw rod 33. The sliding fit structure comprises a transmission plate 26 fixedly mounted at the end part of the rotating shaft 25, a through groove is formed in the transmission plate 26, the through groove comprises a horizontal section 2601 and a vertical section 2602, the second threaded sleeve 34 is fixedly connected with a driving rod 27, and one end, far away from the second threaded sleeve 34, of the driving rod 27 penetrates through the through groove and is in sliding connection with the transmission plate 26.
When the camera 4 protrudes out of the case 2, the first driving motor 6 stops working, and accordingly, the first screw rod 7 and the driven shaft 11 stop rotating, so that the centrifugal force received by the sliding plate 14 disappears, the first cylindrical spring 16 rebounds, so that the sliding plate 14 slides and resets on the two rotating rods 13 towards the driven shaft 11, the sliding plate 14 drives the sleeve 18 to move towards the case 2 through the connecting rod 17, the driving plate 20 drives the roller 2001 to reset, and further, the second cylindrical spring 22 rebounds, so that the baffle 5 moves towards the mounting plate 3, and in the process, the pulley 502 is matched with the second inclined part on the second driven plate 35, so that the second driven plate 35 drives the sleeve 28 to slide on the mounting plate 3 away from the camera 4, and then the driving rod 27 moves together with the sleeve 28;
if the lens of the camera 4 is required to be kept in a downward state during operation, before the camera 4 is detected out of the box 2, the second driving motor 32 drives the second screw rod 33 to rotate, so that the second threaded sleeve 34 is in threaded fit with the second screw rod 33, then the second threaded sleeve 34 can drive the driving rod 27 to slide in the vertical section 2602 until the driving rod 27 is positioned at the intersection of the horizontal section 2601 and the vertical section 2602, then the driving rod 27 slides in the horizontal section 2601 when the driving rod 27 moves together with the sleeve plate 28, the driving plate 26 does not rotate, and the lens of the camera 4 faces downward;
if the operator needs the camera 4 to take a photograph at a certain angle during operation, when the camera 4 protrudes out, the second driving motor 32 drives the driving rod 27 to move into the vertical section 2602, and then, when the driving rod 27 moves together with the sleeve plate 28, the driving rod 27 is in sliding fit with the driving plate 26, so that the driving plate 26 drives the camera 4 to deflect through the rotating shaft 25, and the angle adjusting function is realized;
if a deflection angle of the camera 4 is required, the position of the driving rod 27 in the vertical section 2602 may be controlled, and the farther the driving rod 27 is from the rotation shaft 25, the smaller the deflection angle of the camera 4 after the camera is extended, whereas the closer the driving rod 27 is from the rotation shaft 25, the larger the deflection angle of the camera 4 after the camera is extended.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. Plant protection unmanned aerial vehicle based on camera lens automatic protection function, including unmanned aerial vehicle body (1) and install in box (2) of unmanned aerial vehicle body (1) bottom, its characterized in that still includes:
the assembly plate (3) is movably arranged in the box body (2) and is connected with a thread driving mechanism arranged in the box body (2), a rotating shaft (25) is rotatably arranged at the bottom of the assembly plate (3), a camera (4) is fixedly arranged on the rotating shaft (25), and the thread driving mechanism can drive the assembly plate (3) to drive the camera (4) to come in or go out of the box body (2);
the baffle plates (5) are symmetrically arranged on one conducting side of the box body (2), the baffle plates (5) are connected with elastic driven mechanisms arranged on the outer wall of the box body (2), the elastic driven mechanisms are matched with centrifugal trigger mechanisms arranged on one sides, deviating from the baffle plates (5), of the box body (2), and the centrifugal trigger mechanisms are connected with the screw thread driving mechanisms;
the angle switching mechanism is arranged on the assembly plate (3) and matched with the baffle plate (5), is triggered after the camera (4) protrudes out of the box body (2), and can promote the camera (4) to keep a downward state or deflect.
2. The plant protection unmanned aerial vehicle based on the automatic lens protection function according to claim 1, wherein the screw driving mechanism comprises a first screw rod (7) rotatably installed in the box body (2), a first screw sleeve (9) sleeved on the first screw rod (7) and in threaded connection with the first screw rod (7), and a first driving motor (6) installed in the box body (2);
one end of the first screw rod (7) is connected with the output end of the first driving motor (6), the other end of the first screw rod is connected with the centrifugal triggering mechanism, a guide rod (8) is further fixed in the box body (2), a guide sleeve (10) is sleeved on the guide rod (8) in a sliding mode, and the assembly plate (3) is fixedly installed between the first threaded sleeve (9) and the guide sleeve (10).
3. The plant protection unmanned aerial vehicle based on the lens automatic protection function according to claim 2, wherein the centrifugal trigger mechanism comprises:
a driven shaft (11) rotatably mounted on the box body (2), wherein the driven shaft (11) is rotatably connected with the first screw rod (7) through a transmission belt (12);
two rotating rods (13) fixedly mounted on the driven shaft (11);
the sliding plates (14) are in sliding connection with the two rotating rods (13), the sliding plates (14) are connected with a sleeve (18) which is arranged on the driven shaft (11) in a sliding manner through a connecting rod (17), two ends of the connecting rod (17) are respectively hinged with the sliding plates (14) and the sleeve (18), and the sleeve (18) is connected with a rolling matching structure;
the outer circumferences of the two rotating rods (13) are respectively sleeved with a first cylindrical spring (16), one end of each first cylindrical spring (16) is connected with the sliding plate (14), and the other end of each first cylindrical spring is connected with a first boss (15) fixed on the rotating rod (13).
4. A plant protection unmanned aerial vehicle based on automatic lens protection function according to claim 3, wherein the rolling fit structure comprises a driving plate (20) rotationally connected with the sleeve (18), two guide blocks (19) are respectively fixed on two sides of the box body (2), the driving plate (20) is arranged in a U-like shape and is slidably connected with the two guide blocks (19), and two ends of the driving plate (20) are respectively provided with a roller (2001) matched with the elastic driven mechanism.
5. The plant protection unmanned aerial vehicle based on the automatic lens protection function according to claim 4, wherein the elastic driven mechanism comprises two fixed columns (21) fixedly installed on the side wall of the box body (2) and two second cylindrical springs (22) respectively sleeved on the peripheries of the two fixed columns (21), and a second boss (23) is fixedly arranged at one end, far away from the box body (2), of the fixed column (21);
the lateral part of baffle (5) is formed with two protruding portion (501), two protruding portion (501) respectively with two fixed column (21) sliding connection, protruding portion (501) is connected to one end of second cylinder spring (22), the other end with second boss (23) are connected, and two be fixed with first driven plate (24) between protruding portion (501), be equipped with on first driven plate (24) with gyro wheel (2001) complex first tilting portion.
6. The plant protection unmanned aerial vehicle based on the automatic lens protection function according to claim 5, wherein the angle switching mechanism comprises an elastic driving piece arranged on the assembly plate (3) and two groups of adjusting structures connected with the elastic driving piece, two ends of the rotating shaft (25) are respectively provided with a group of sliding fit structures, the sliding fit structures are connected with the adjusting structures, and the elastic driving piece is matched with a pulley (502) arranged on one side of the baffle (5) facing the box body (2).
7. The plant protection unmanned aerial vehicle based on the automatic lens protection function according to claim 6, wherein the elastic driving piece comprises a sleeve plate (28) which is sleeved on the assembly plate (3) in a sliding manner, a second protruding block (2801) is arranged on the sleeve plate (28), a cross rod (29) is fixed on the assembly plate (3) through a first protruding block (301), and the cross rod (29) is connected with the second protruding block (2801) in a sliding manner;
the outer periphery of the cross rod (29) is further sleeved with a third cylindrical spring (30), one end of the third cylindrical spring (30) is connected with the first protruding block (301), the other end of the third cylindrical spring is connected with the second protruding block (2801), a second driven plate (35) is further fixed on the sleeve plate (28), and two ends of the second driven plate (35) are respectively provided with a second inclined part matched with the pulley (502).
8. The plant protection unmanned aerial vehicle based on the automatic lens protection function according to claim 7, wherein the adjusting structure comprises a vertical plate (31) fixed on the side portion of the sleeve plate (28), a second screw rod (33) rotatably installed on the vertical plate (31), and a second threaded sleeve (34) sleeved on the second screw rod (33) and in threaded connection with the second screw rod (33), the second threaded sleeve (34) is connected with the sliding fit structure, a second driving motor (32) is further installed on the vertical plate (31), and an output end of the second driving motor (32) is connected with the second screw rod (33).
9. The plant protection unmanned aerial vehicle based on the automatic lens protection function according to claim 8, wherein the sliding fit structure comprises a transmission plate (26) fixedly installed at the end part of the rotating shaft (25), a through groove is formed in the transmission plate (26), the through groove comprises a horizontal section (2601) and a vertical section (2602), the second threaded sleeve (34) is fixedly connected with a driving rod (27), and one end, far away from the second threaded sleeve (34), of the driving rod (27) penetrates through the through groove and is in sliding connection with the transmission plate (26).
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| CN202410029016.9A CN117533545B (en) | 2024-01-09 | 2024-01-09 | Plant protection unmanned aerial vehicle based on camera lens automatic protection function |
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| CN202410029016.9A CN117533545B (en) | 2024-01-09 | 2024-01-09 | Plant protection unmanned aerial vehicle based on camera lens automatic protection function |
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| CN117533545B (en) | 2024-04-05 |
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