CN217864754U - Unmanned aerial vehicle with anticollision structure - Google Patents
Unmanned aerial vehicle with anticollision structure Download PDFInfo
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- CN217864754U CN217864754U CN202222087882.2U CN202222087882U CN217864754U CN 217864754 U CN217864754 U CN 217864754U CN 202222087882 U CN202222087882 U CN 202222087882U CN 217864754 U CN217864754 U CN 217864754U
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Abstract
The utility model discloses an unmanned aerial vehicle with anticollision structure, which comprises a bod, the screw is all installed in the four corners of organism, and the periphery of each screw sets up anticollision structure, anticollision structure is including rotating seat, sleeve and guard plate, respectively rotates the corresponding fixed setting of seat on the bottom surface in organism four corners, it is connected with the sleeve to rotate on the seat, the telescopic inboard activity inlays and is equipped with the expansion plate, the telescopic one end is kept away from to the expansion plate is fixed with the pivot, it is equipped with the guard plate to rotate the cover in the pivot. The periphery of each propeller of the unmanned aerial vehicle is correspondingly provided with a protection plate with a protection net and capable of being unfolded, so that the protection of the propellers is realized when the unmanned aerial vehicle is in a flight state, a fence area formed by the protection plates can be flexibly adjusted according to the rotation range of the propellers, the propellers are prevented from directly contacting and colliding with the ground when falling accidentally, and the protection performance is good; anticollision structure can fold and accomodate, can effectively save storage space, and the practicality is strong.
Description
Technical Field
The utility model relates to an unmanned air vehicle technique field specifically is an unmanned aerial vehicle with anticollision structure.
Background
A drone is an unmanned aerial vehicle that is operated using a radio remote control device and a self-contained program control device. Compared with manned aircraft, it has the advantages of small volume, low cost, convenient use, low requirement on the operational environment, strong battlefield viability and the like.
Because unmanned aerial vehicle's screw rotational speed is higher, and propeller structure is more fragile moreover, and current unmanned aerial vehicle generally does not do not set up corresponding crashproof structure to the screw alone, in case the accident takes place to fall, high-speed pivoted screw is direct to strike with ground contact, causes the screw fracture to damage very easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an unmanned aerial vehicle with anticollision structure to solve the problem that above-mentioned background art provided.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides an unmanned aerial vehicle with anticollision structure, includes the organism, the screw is all installed in the four corners of organism, and the periphery of each screw sets up anticollision structure, anticollision structure is including rotating seat, sleeve and guard plate, respectively rotates the corresponding fixed setting of seat on the bottom surface in organism four corners, it is connected with the sleeve to rotate on the seat, the telescopic internalization inlays and is equipped with the expansion plate, telescopic one end is fixed with the pivot is kept away from to the expansion plate, it is equipped with the guard plate to rotate the cover in the pivot, the guard plate divide into two sets of and symmetric distribution in the expansion plate both sides, still be provided with the shrink component of drive both sides guard plate motion on the expansion plate.
As a further aspect of the present invention: the shrink component comprises a sliding sleeve and a support rod, the sliding sleeve is sleeved on the expansion plate in a sliding mode, first hinged seats are symmetrically arranged on two sides of the sliding sleeve, second hinged seats are arranged on two side protection plates, and the support rod is connected between the first hinged seats and the second hinged seats on the same side in a rotating mode.
As a further aspect of the present invention: the protection plate is arc-shaped, and the radius of an arc formed when the protection plates on the two sides are unfolded is larger than the rotating radius of the propeller.
As a further aspect of the present invention: and the sliding sleeve is in threaded connection with a fastening bolt.
As a further aspect of the present invention: the protective plate is provided with a hollow part, a protective net is arranged in the hollow part, and the protective net is made of aluminum alloy.
As a further aspect of the present invention: the sleeve is provided with a lock pin, and the machine body is correspondingly provided with a pin hole matched with the lock pin.
As a further aspect of the present invention: the bottom of the machine body is symmetrically provided with a plurality of supporting feet.
The utility model has the advantages that:
the periphery of each propeller of the unmanned aerial vehicle is correspondingly provided with a protection plate with a protection net and capable of being unfolded, so that the protection of the propellers is realized when the unmanned aerial vehicle is in a flight state, a fence area formed by the protection plates can be flexibly adjusted according to the rotation range of the propellers, the propellers are prevented from directly contacting and colliding with the ground when falling accidentally, and the protection performance is good; anticollision structure can fold and accomodate, can effectively save and accomodate the space, and the practicality is strong.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a perspective view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a perspective view of the anti-collision structure of the present invention.
In the figure: 1. a body; 2. a propeller; 3. a rotating seat; 4. a sleeve; 5. a retractable plate; 6. a rotating shaft; 7. a protection plate; 8. a protective net; 9. a sliding sleeve; 10. a stay bar; 11. a lock pin; 12. a supporting foot.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1-fig. 3, the utility model discloses an unmanned aerial vehicle with anticollision structure, which comprises a bod 1, screw 2 is all installed in the four corners of organism 1, at unmanned aerial vehicle flight in-process, the rotational speed of screw 2 is very high, in case fall takes place the accident, high-speed rotatory screw 2 and ground contact lead to screw 2 fracture damage very easily, directly arouse scrapping of unmanned aerial vehicle even, for this reason, in this embodiment, set up anticollision structure in the periphery of each screw 2, utilize anticollision structure to protect screw 2, screw 2 is direct to strike with ground when preventing that unmanned aerial vehicle accident from falling, thereby realize the protection to screw 2.
Specifically, the specific form of the anti-collision structure is not limited, as long as the peripheral shielding and protecting effect on the propeller 2 can be achieved, and the normal operation of the propeller 2 cannot be affected, the anti-collision structure can be a cylindrical fence or a fence with other shapes, and as long as the propeller 2 can be prevented from being directly contacted with the ground, the functions indicated by the technical scheme can be achieved, in the embodiment, optionally, the anti-collision structure comprises rotating seats 3, sleeves 4 and protection plates 7, each rotating seat 3 is correspondingly and fixedly arranged on the bottom surfaces of four corners of the machine body 1, the sleeves 4 are rotatably connected to the rotating seats 3, expansion plates 5 are movably embedded in the sleeves 4, a rotating shaft 6 is fixed at one end, far away from the sleeves 4, of each expansion plate 5, the rotating shafts 6 are rotatably sleeved with the protection plates 7, the protection plates 7 are divided into two groups and symmetrically distributed on two sides of the expansion plates 5, and the expansion plates 5 are further provided with contraction assemblies for driving the two sides 7 to move;
the specific form of the contraction assembly is not limited, in this embodiment, optionally, the contraction assembly includes a sliding sleeve 9 and a supporting rod 10, the sliding sleeve 9 is slidably sleeved on the expansion plate 5, first hinge seats are symmetrically arranged on two sides of the sliding sleeve 9, second hinge seats are arranged on the protection plates 7 on two sides, and the supporting rod 10 is rotatably connected between the first hinge seat and the second hinge seat on the same side;
specifically, firstly, the sleeve 4 is rotated outwards to be in a horizontal state around the rotating seat 3, then the expansion plate 5 is pulled out from the sleeve 4 and adjusted to be in a proper length, then the sliding sleeve 9 is pushed along the expansion plate 5, and the protection plates 7 on two sides are pushed by the support rods 10 to be unfolded, so that a fence wrapping the propeller 2 is formed, the protection on the propeller 2 can be realized, and the flexible adjustment of a fence area can be carried out according to the rotating range of the propeller 2; when needs accomodate, reverse slip sliding sleeve 9 draws in both sides guard plate 7 in, again around rotating seat 3 with sleeve 4 folding withdraw, can realize accomodating of whole crashproof structure, can not occupy great storage space.
In order to ensure the protection effect of the protection plates 7, in the embodiment, the protection plates 7 are arc-shaped, and the radius of the arc formed when the protection plates 7 on the two sides are unfolded is larger than the rotation radius of the propeller 2.
It should be noted that, after the sliding sleeve 9 slides to a certain position, it is necessary to keep the sliding sleeve 9 fixed relative to the expansion plate 5, so as to ensure that the expansion state of the protection plate 7 is maintained stably, and therefore, it is necessary to lock the sliding sleeve 9, in this embodiment, optionally, an interference fit is adopted between the sliding sleeve 9 and the expansion plate 5, so that when no obvious external force is applied, the damping between the sliding sleeve 9 and the expansion plate 5 is used to prevent the sliding sleeve 9 and the expansion plate 5 from sliding relatively; in addition, a fastening bolt can be connected to the sliding sleeve 9 in a threaded manner, after the sliding sleeve 9 is adjusted to a proper position, the fastening bolt is rotated and abuts against the telescopic plate 5 through the fastening bolt, so that the position of the sliding sleeve 9 is locked; similarly, the locking between the expansion plate 5 and the sleeve 4 can also be achieved by the same method, and details are not described again.
Because the propeller 2 needs to ensure that the airflow around the propeller is not limited by the anti-collision structure when the propeller 2 rotates at a high speed, if the protection plate 7 adopts an airtight structure, the airflow around the propeller 2 may be disordered, and even the normal flight of the unmanned aerial vehicle is directly influenced, further, a hollow part is arranged on the protection plate 7, a protection net 8 is arranged in the hollow part, and the protection net 8 can not only protect the propeller 2, but also does not influence the normal flow of the airflow around, so that the normal flight of the unmanned aerial vehicle is ensured; in addition, consider that unmanned aerial vehicle weight directly influences flight efficiency itself, consequently, the material density of protection network 8 should be as little as possible, also must possess certain intensity performance simultaneously, in this embodiment, optionally, protection network 8 adopts the aluminum alloy to make, and its mechanical strength is big, compares that traditional steel mesh density is little, and light in weight can compromise intensity and weight requirement better.
It should be further noted that, the sleeve 4 needs to be locked when being rotated, unfolded and folded for storage, so in this embodiment, the sleeve 4 is provided with the lock pin 11, the machine body 1 is correspondingly provided with the pin hole matched with the lock pin 11, and after the sleeve 4 is rotated, unfolded or folded for storage, the lock pin 11 is inserted into the corresponding pin hole, so that the locking of the state of the sleeve 4 can be realized, and the sleeve is prevented from swinging randomly.
In addition, in order to realize unmanned aerial vehicle's steady descending, 1 bottom symmetry of organism is provided with a plurality of arm braces 12, need explain very much, be provided with buffer spring (not shown in the figure) between arm brace 12 and the organism 1, when unmanned aerial vehicle lands, arm brace 12 and ground contact, elastic deformation takes place in buffer spring adaptability ground to take the impact for organism 1 when reducing the landing, make unmanned aerial vehicle landing process more steady.
The utility model discloses a theory of operation:
when a flight task needs to be carried out, firstly, the sleeve 4 is rotated outwards to be in a horizontal state around the rotating seat 3, the sleeve 4 is locked through the lock pin 11, the expansion plate 5 is extracted from the sleeve 4 and adjusted to be in a proper length and locked, then the sliding sleeve 9 is pushed along the expansion plate 5, the protection plates 7 on two sides are pushed to be unfolded through the support rods 10, so that a fence wrapping the propeller 2 is formed, then the sliding sleeve 9 is locked, the protection of the propeller 2 can be realized, and the propeller 2 is prevented from being directly contacted with the ground to be impacted when the unmanned aerial vehicle falls accidentally; when needs accomodate, reverse slip sliding sleeve 9 draws in both sides guard plate 7 in, and it is folding to withdraw sleeve 4 around rotating seat 3 again, can realize accomodating of whole crashproof structure, saves and accomodates the space.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides an unmanned aerial vehicle with anticollision structure, includes organism (1), screw (2) are all installed in the four corners of organism (1), its characterized in that, and the periphery of each screw (2) sets up anticollision structure, anticollision structure is including rotating seat (3), sleeve (4) and guard plate (7), and each rotates seat (3) and corresponds fixed the setting on the bottom surface in organism (1) four corners, it is connected with sleeve (4) to rotate on seat (3), sleeve (4) internalization inlays and is equipped with expansion plate (5), the one end that sleeve (4) were kept away from in expansion plate (5) is fixed with pivot (6), it is equipped with guard plate (7) to rotate the cover on pivot (6), guard plate (7) divide into two sets of and symmetric distribution in expansion plate (5) both sides, still be provided with the shrink subassembly of drive both sides guard plate (7) motion on expansion plate (5).
2. The unmanned aerial vehicle with anti-collision structure of claim 1, wherein the retraction assembly comprises a sliding sleeve (9) and a stay rod (10), the sliding sleeve (9) is slidably sleeved on the expansion plate (5), first hinged seats are symmetrically arranged on two sides of the sliding sleeve (9), second hinged seats are arranged on two side protection plates (7), and the stay rod (10) is rotatably connected between the first hinged seats and the second hinged seats on the same side.
3. The unmanned aerial vehicle with collision avoidance structure of claim 1, characterized in that, the guard plate (7) is arc-shaped and the radius of the arc formed when the two side guard plates (7) are unfolded is larger than the rotation radius of the propeller (2).
4. The unmanned aerial vehicle with anticollision structure of claim 2, characterized in that threaded connection fastening bolt on the sliding sleeve (9).
5. The unmanned aerial vehicle with the anti-collision structure as claimed in claim 3, wherein a hollowed-out portion is formed in the protection plate (7), a protection net (8) is arranged in the hollowed-out portion, and the protection net (8) is made of aluminum alloy.
6. An unmanned aerial vehicle with an anti-collision structure according to claim 1, wherein the sleeve (4) is provided with a lock pin (11), and the machine body (1) is correspondingly provided with a pin hole matched with the lock pin (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222087882.2U CN217864754U (en) | 2022-08-09 | 2022-08-09 | Unmanned aerial vehicle with anticollision structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222087882.2U CN217864754U (en) | 2022-08-09 | 2022-08-09 | Unmanned aerial vehicle with anticollision structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217864754U true CN217864754U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222087882.2U Active CN217864754U (en) | 2022-08-09 | 2022-08-09 | Unmanned aerial vehicle with anticollision structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217864754U (en) |
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2022
- 2022-08-09 CN CN202222087882.2U patent/CN217864754U/en active Active
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