Unmanned aerial vehicle with pressing rod type landing mechanism

Abstract

The unmanned aerial vehicle with the pressing rod type landing mechanism comprises an unmanned aerial vehicle body, fixing frames are fixedly connected to the two sides of the unmanned aerial vehicle body, supporting columns are fixedly connected to the two ends of the bottom of each fixing frame, and fixing plates are fixedly connected to the bottom ends of the supporting columns; first rotating shafts are fixedly connected to the middles of the inner sides of the fixing plates, rotating rods are rotatably connected to the outer sides of the first rotating shafts, second rotating shafts are fixedly connected to one ends of the rotating rods, supporting pressing rods are fixedly connected between the second rotating shafts, and fixing clamping blocks are fixedly connected to the middles of the top ends of the supporting pressing rods; the top end of the fixed clamping block is fixedly connected with a sliding block. By arranging a supporting pressing rod, a rotating rod, a first rotating shaft and a second rotating shaft, when the unmanned aerial vehicle lands, the supporting pressing rod is firstly supported on the ground, the rotating supporting effect can be achieved, and when the unmanned aerial vehicle body downwards presses the rotating rod in the descending process, the downwards-pressing effect can be completed.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to a unmanned aerial vehicle with a pressure rod type landing mechanism. Background Art

[0002] Unmanned aerial vehicles, also known as "drones", are unmanned aircraft that are controlled by radio remote control equipment and self-contained program control devices, or are operated completely or intermittently autonomously by onboard computers. The applications of drones in aerial photography, agriculture, plant protection, micro selfies, express delivery, disaster relief, wildlife observation, infectious disease monitoring, surveying and mapping, news reporting, power inspections, disaster relief, film and television shooting, and creating romance have greatly expanded the uses of drones themselves.

[0003] The UAVs in the prior art are all supported by fixed support seats during take-off and landing. When the UAV descends for a moment, the weight is pressed down, which may cause the internal parts to loosen or be damaged, thereby affecting the use effect of the UAV, resulting in a reduction in the service life, and not being able to buffer the pressure rod. Utility Model Content

[0004] The purpose of the utility model is to provide a drone with a pressure rod type landing mechanism, in which the support pressure rod is close to the fixed plate, and then the slider and the slide groove slide together to achieve angular rotation support, and the buffer spring is elastically buffered after being pressed down, and plays a shock-absorbing role in cooperation with shock-absorbing damping. Through this structure, shock absorption and buffering effects are provided during the landing process.

[0005] To achieve the above-mentioned purpose, a drone with a pressure rod type landing mechanism is provided, including: a drone body, both sides of the drone body are fixedly connected to a fixed frame, both ends of the bottom of the fixed frame are fixedly connected to support columns, the bottom ends of the support columns are fixedly connected to a fixed plate, the middle part of the inner side of the fixed plate is fixedly connected to a first rotating shaft, the outer side of the first rotating shaft is rotatably connected to a rotating rod, one end of the rotating rod is fixedly connected to a second rotating shaft, a supporting pressure rod is fixedly connected between the second rotating shafts, the middle part of the top end of the supporting pressure rod is fixedly connected to a fixed clamping block, the top end of the fixed clamping block is fixedly connected to a slider, the top of the slider is provided with a support plate, and the top side of the support plate is fixedly connected to a third rotating shaft.

[0006] According to the drone with a pressure rod type landing mechanism, both ends of the outer side of the fixed frame are fixedly connected to drive motors, and the drive end of the drive motor is fixedly connected to a fan blade.

[0007] According to the drone with a pressure rod type landing mechanism, a slide groove is provided at the bottom end of the support plate, and the slide groove and the slider are slidably matched.

[0008] According to the drone with a pressure rod type landing mechanism, a hook is hung on the outside of the third rotating shaft, and a mounting plate is fixedly connected to the top end of the hook.

[0009] According to the drone with a pressure rod type landing mechanism, a shock absorbing damper is fixedly connected to the upper middle portion of the mounting plate.

[0010] According to the drone with a pressure rod type landing mechanism, the outer sleeve of the shock absorbing and damping device is provided with a buffer spring, and the buffer spring is fixedly connected to the mounting plate.

[0011] According to the drone with a pressure rod type landing mechanism, a protection frame is provided on the outer side of the fan blade, and the protection frame is fixedly connected to the fixed frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model is provided with a supporting pressure rod, a rotating rod, a first rotating shaft and a second rotating shaft. When the UAV is landing, the supporting pressure rod first supports the ground, and then both ends of the rotating rod respectively complete rotation cooperation with the first rotating shaft and the second rotating shaft to realize the rotation support function. When the main body of the UAV descends, gravity presses down on the rotating rod, which can complete the downward pressing effect and protect the UAV from loosening of parts caused by bumps in placement.

[0014] The utility model is provided with a supporting pressure rod, a fixing plate, a sliding groove, a buffer spring and a shock-absorbing damping. The supporting pressure rod is close to the fixing plate, and then the slider and the sliding groove are slidably matched to realize angular rotation support. The buffer spring is elastically buffered after being pressed down, and plays a shock-absorbing role in cooperation with the shock-absorbing damping. Through this structure, shock absorption and buffering effects are provided during the take-off and landing process, the service life is increased, and the use of the drone is protected.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a three-dimensional structural diagram of the main body of a drone having a pressure rod type landing mechanism of the utility model;

[0018] Figure 2 This is a front view of a UAV with a pressure rod type landing mechanism according to the utility model;

[0019] Figure 3 This is a disassembled diagram of a buffer spring and shock-absorbing damping of a UAV with a pressure rod type landing mechanism of the utility model;

[0020] Figure 4 The utility model is a three-dimensional structural diagram of a support pressure rod of an unmanned aerial vehicle with a pressure rod type landing mechanism.

[0021] In the figure: 1. UAV body; 2. fan blade; 3. protection frame; 4. fixed frame; 5. support column; 6. fixed block; 7. slide groove; 8. support pressure rod; 9. support plate; 10. fixed plate; 11. first rotating shaft; 12. rotating rod; 13. hook; 14. shock absorber; 15. buffer spring; 16. second rotating shaft; 17. third rotating shaft. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present utility model; the terms "first", "second" and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] See also Figure 1-4The utility model provides a technical solution: a drone with a pressure rod type landing mechanism, which includes: a drone body 1, both sides of the drone body 1 are fixedly connected with a fixed frame 4, the fixed frame 4 plays a role in fixing and installing a support column 5, both ends of the bottom of the fixed frame 4 are fixedly connected with the support column 5, the bottom end of the support column 5 is fixedly connected with a fixed plate 10, the inner middle part of the fixed plate 10 is fixedly connected with a first rotating shaft 11, the outer side of the first rotating shaft 11 is rotatably connected with a rotating rod 12, when the drone is landing, the supporting pressure rod 8 first supports the ground, and then the rotating rod Both ends of 12 are respectively rotated with the first rotating shaft 11 and the second rotating shaft 16 to realize the rotation support function. One end of the rotating rod 12 is fixedly connected with the second rotating shaft 16, and a supporting pressure rod 8 is fixedly connected between the second rotating shaft 16. The support pressure rod 8 can be used to complete the downward pressing and resetting function during the flight take-off and landing process. The middle part of the top of the supporting pressure rod 8 is fixedly connected with a fixed clamping block 6, and the top of the fixed clamping block 6 is fixedly connected with a slider. The top of the slider is provided with a supporting plate 9, and the top side of the supporting plate 9 is fixedly connected with a third rotating shaft 17. The bottom end of the supporting plate 9 is provided with a slide groove 7;

[0025] When the drone body 1 is descending, gravity presses down the rotating rod 12. At this time, the supporting pressure rod 8 is close to the fixed plate 10, and then the slider and the slide groove 7 slide together to realize the rotation support of the angle, and the slide groove 7 slides together with the slider. The outside of the third rotating shaft 17 is hung with a hook 13. Through the hook 13 structure, the angle can be rotated as required. The top of the hook 13 is fixedly connected to the mounting plate, and the upper middle part of the mounting plate is fixedly connected to the shock-absorbing damping 14. The shock-absorbing damping 14 has a shock-absorbing effect and reduces the vibration frequency. The outer sleeve of the shock-absorbing damping 14 is provided with a buffer spring 15. The buffer spring 15 is elastically buffered after being pressed down, and has a shock-absorbing effect in cooperation with the shock-absorbing damping 14. The buffer spring 15 is fixedly connected to the mounting plate. The two ends of the outer side of the fixed frame 4 are fixedly connected with a driving motor, and the driving end of the driving motor is fixedly connected with a fan blade 2. The four corner driving motors of the drone body 1 rotate the fan blade 2 to complete the drone flight operation in the prior art. A protective frame 3 is arranged on the outer side of the fan blade 2, and the protective frame 3 and the fixed frame 4 are fixedly connected.

[0026] Working principle: When in use, the fan blades 2 are rotated by the four-corner drive motors of the drone body 1 to complete the drone flight operation in the prior art, and the downward pressure and reset function can be completed by the support pressure rod 8 during the flight and take-off and landing process. When the drone is landing, the support pressure rod 8 first supports the ground, and then the two ends of the rotating rod 12 respectively complete the rotation cooperation with the first rotating shaft 11 and the second rotating shaft 16 to realize the rotation support function. When the drone body 1 is descending, gravity presses down on the rotating rod 12. At this time, the support pressure rod 8 is close to the fixed plate 10, and then the slider and the slide groove 7 slide and cooperate to realize the angle rotation support. The buffer spring 15 performs elastic buffering after being pressed down, and cooperates with the shock-absorbing damping 14 to play a shock-absorbing role. When the drone body 1 is in flight, the buffer spring 15 elastically supports the downward pressure of the support pressure rod 8 to realize the reset function, which is convenient for reuse.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An unmanned aerial vehicle with a lever-type landing mechanism, comprising: A drone body (1) is characterized in that both sides of the drone body (1) are fixedly connected to a fixed frame (4), both ends of the bottom of the fixed frame (4) are fixedly connected to a support column (5), the bottom end of the support column (5) is fixedly connected to a fixed plate (10), the middle part of the inner side of the fixed plate (10) is fixedly connected to a first rotating shaft (11), the outer side of the first rotating shaft (11) is rotatably connected to a rotating rod (12), one end of the rotating rod (12) is fixedly connected to a second rotating shaft (16), a supporting pressure rod (8) is fixedly connected between the second rotating shafts (16), the middle part of the top end of the supporting pressure rod (8) is fixedly connected to a fixed clamping block (6), the top end of the fixed clamping block (6) is fixedly connected to a slider, the top end of the slider is provided with a supporting plate (9), and the top side of the supporting plate (9) is fixedly connected to a third rotating shaft (17).

2. The UAV with a lever-type landing mechanism according to claim 1, characterized in that: Both ends of the outer side of the fixed frame (4) are fixedly connected to a drive motor, and the drive end of the drive motor is fixedly connected to a fan blade (2).

3. The UAV with a lever-type landing mechanism according to claim 1, characterized in that: A sliding groove (7) is provided at the bottom end of the support plate (9), and the sliding groove (7) and the sliding block are slidably matched.

4. The UAV with a lever-type landing mechanism according to claim 1, characterized in that: A hook (13) is hung on the outside of the third rotating shaft (17), and a mounting plate is fixedly connected to the top end of the hook (13).

5. The UAV with a lever-type landing mechanism as claimed in claim 4, characterized in that: A shock absorbing damper (14) is fixedly connected to the upper middle portion of the mounting plate.

6. The UAV with a lever-type landing mechanism as claimed in claim 5, characterized in that: The outer sleeve of the shock absorbing damper (14) is provided with a buffer spring (15), and the buffer spring (15) is fixedly connected to the mounting plate.

7. The UAV with a lever-type landing mechanism as claimed in claim 2, characterized in that: A protection frame (3) is provided on the outer side of the fan blade (2), and the protection frame (3) and the fixing frame (4) are fixedly connected.

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