Unmanned aerial vehicle remote control detacher with self-locking function

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, and discloses an unmanned aerial vehicle remote control detacher with a self-locking function, the unmanned aerial vehicle remote control detacher comprises a detacher fixing seat and an unmanned aerial vehicle body, the lower surface of the detacher fixing seat is fixedly connected with a rear side plate, and the outer wall of the rear side plate is fixedly connected with a lifting hook positioning pin; a torsion spring positioning pin is fixedly connected to the outer wall of the rear side plate, a torsion spring body is arranged on the outer wall of the torsion spring positioning pin, a positioning guide groove is formed in the inner wall of the rear side plate, a front side plate is fixedly connected to the lower surface of the rear side plate, and a protection assembly is arranged on the lower surface of the unmanned aerial vehicle body. The protection assembly is used for preventing the detacher from making contact with the ground first and causing damage. According to the self-locking lifting hook, the cam is driven by the steering engine to rotate, and the cam rotates to push the sliding block to the bottommost part, so that the lifting hook body rotates around the lifting hook positioning pin and compresses the spring body, and the self-locking effect is achieved when the lifting hook body is closed.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to a remote control unhooking device for unmanned aerial vehicles with a self-locking function. Background Art

[0002] A drone is an unmanned aerial vehicle, which is usually composed of a fuselage, power system, flight control system, remote control system and mission payload system. The fuselage is mostly made of lightweight and high-strength materials to provide an installation platform and protection for each component.

[0003] Drones require remote-controlled release devices so that they can quickly and safely release the payloads they carry, such as aerial photography equipment and sensors, when performing missions, thereby improving mission execution efficiency and flexibility while reducing damage to the drone body and payload.

[0004] Most drone remote control unhooks usually adopt the traditional hook design during use, which leads to the problem that the mounted objects can easily slip off the unhooks when encountering air turbulence, sudden acceleration or deceleration of the drone, etc. due to the limited fixing force of the hook. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a UAV remote control unhooking device with a self-locking function, which aims to improve the problem that the mounted object is easy to slip off the unhooking device when encountering air turbulence, sudden acceleration or deceleration of the UAV, etc.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A remote-controlled unhooking device for an unmanned aerial vehicle with a self-locking function comprises an unhooking device fixing seat and an unmanned aerial vehicle body, the lower surface of the unhooking device fixing seat is fixedly connected to a rear side plate, the outer wall of the rear side plate is fixedly connected to a steering gear, the output end of the steering gear is fixedly connected to a cam, the outer wall of the cam is slidably connected to an upper pushing plate, the lower surface of the upper pushing plate is fixedly connected to a connecting rod, the lower surface of the connecting rod is fixedly connected to a sliding block, the outer wall of the sliding block is slidably connected to a hook body, the outer wall of the rear side plate is fixedly connected to a hook locating pin, the outer wall of the rear side plate is fixedly connected to a torsion spring locating pin, the outer wall of the torsion spring locating pin is provided with a torsion spring body, the inner wall of the rear side plate is provided with a positioning guide groove, the lower surface of the rear side plate is fixedly connected to the front side plate, and the lower surface of the unmanned aerial vehicle body is provided with a protective component, the protective component is used to prevent the unhooking device from contacting the ground first and causing damage.

[0008] Preferably, the protection component includes a support column, the upper surface of the support column is fixedly connected to the lower surface of the drone body, and the lower surface of the support column is fixedly connected to a bottom plate.

[0009] Preferably, the inner wall of the hook body is rotatably connected to the outer wall of the hook locating pin, the outer wall of the torsion spring body is arranged on the outer wall of the slider, the outer wall of the slider is slidably connected to the inner wall of the positioning guide groove, the outer wall of the torsion spring locating pin is fixedly connected to the outer wall of the front side plate, and the outer wall of the hook locating pin is fixedly connected to the outer wall of the front side plate.

[0010] Preferably, the lower surface of the drone body is fixedly connected to a shell, the inner wall of the shell is detachably mounted with a protective plate, the upper surface of the protective plate is provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected to a moving block, and the lower surface of the moving block is fixedly connected to a first clamping frame.

[0011] Preferably, the inner wall of the first clamping frame is slidably connected to the inner wall of the shell, the outer wall of the first clamping frame is fixedly connected to the first rack, the outer wall of the first rack is meshingly connected to a gear, and the inner wall of the shell is fixedly connected to a limiting column.

[0012] Preferably, the inner wall of the gear is rotatably connected to the outer wall of the limiting column, the outer wall of the gear is meshingly connected to a second rack, and the outer wall of the second rack is fixedly connected to a second clamping frame.

[0013] Preferably, the inner wall of the second clamping frame is slidably connected to a limiting rod, and both ends of the limiting rod are fixedly connected to the inner wall of the shell.

[0014] Preferably, the inner wall of the second rack is slidably connected to the outer wall of the limiting rod, the inner wall of the first rack is slidably connected to the outer wall of the limiting rod, and the inner wall of the first clamping frame is slidably connected to the outer wall of the limiting rod.

[0015] The utility model has the following beneficial effects:

[0016] 1. In the utility model, the cam is driven to rotate by the steering gear, and the rotation of the cam pushes the slider to the bottom, so that the hook body rotates around the hook positioning pin and compresses the spring body, so as to achieve the effect of self-locking when the hook body is closed.

[0017] 2. In the utility model, the thrust generated by the load can be reduced by multiple times through the inclined segmented design of the hook body, so that the steering gear can drive a large load with a small torque.

[0018] 3. In the utility model, the hydraulic cylinder drives the moving block, the first clamping frame and the first rack to move to the right, the movement of the first rack drives the gear to rotate, and the rotation of the gear drives the second rack and the second clamping frame to move to the left, so as to achieve the effect of quickly disassembling the unhooking device for maintenance and increasing maintainability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional diagram of a UAV remote control unhooking device with a self-locking function proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of a slider of a UAV remote control unhooking device with a self-locking function proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the rear side panel of a remote control unhooking device for a UAV with a self-locking function proposed by the utility model;

[0022] Figure 4 This is a schematic diagram of the front side panel of a UAV remote control unhooking device with a self-locking function proposed by the utility model;

[0023] Figure 5 This is a schematic diagram of the housing of a remote control unhooking device for a drone with a self-locking function proposed by the utility model;

[0024] Figure 6 This is a schematic diagram of a first clamping frame of a UAV remote control unhooking device with a self-locking function proposed by the utility model.

[0025] Legend:

[0026] 1. Unhooking device fixing seat; 2. Rear side plate; 3. Servo; 4. Cam; 5. Upper push plate; 6. Connecting rod; 7. Sliding block; 8. Hook body; 9. Hook locating pin; 10. Torsion spring locating pin; 11. Torsion spring body; 12. Locating guide groove; 13. Front side plate; 14. UAV body; 15. Support column; 16. Bottom plate; 17. Casing; 18. Protective plate; 19. Hydraulic cylinder; 20. Moving block; 21. First clamping frame; 22. First rack; 23. Gear; 24. Limiting column; 25. Second rack; 26. Second clamping frame; 27. Limiting rod. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings of the specification 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 of 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.

[0028] Reference Figure 1-Figure 4The utility model provides an embodiment: a remote control unhooking device for unmanned aerial vehicles with a self-locking function, comprising an unhooking device fixing seat 1 and an unmanned aerial vehicle body 14, the lower surface of the unhooking device fixing seat 1 is fixedly connected with a rear side plate 2, the outer wall of the rear side plate 2 is fixedly connected with a steering gear 3, the output end of the steering gear 3 is fixedly connected with a cam 4, the outer wall of the cam 4 is slidably connected with an upper push plate 5, the lower surface of the upper push plate 5 is fixedly connected with a connecting rod 6, the lower surface of the connecting rod 6 is fixedly connected with a slider 7, the outer wall of the slider 7 is slidably connected with a hook body 8, the outer wall of the rear side plate 2 is fixedly connected with A hook positioning pin 9, a torsion spring positioning pin 10 is fixedly connected to the outer wall of the rear side plate 2, a torsion spring body 11 is arranged on the outer wall of the torsion spring positioning pin 10, a positioning guide groove 12 is provided on the inner wall of the rear side plate 2, a front side plate 13 is fixedly connected to the lower surface of the rear side plate 2, a protective component is arranged on the lower surface of the drone body 14, and the protective component is used to prevent the unhooker from contacting the ground first and causing damage; the protective component includes a support column 15, the upper surface of the support column 15 is fixedly connected to the lower surface of the drone body 14, and the lower surface of the support column 15 is fixedly connected to the bottom plate 16;

[0029] Specifically, the cam 4 is driven to rotate by the steering gear 3, and the rotation of the cam 4 drives the slider 7 to move downward, and the slider 7 pushes the hook body 8 to rotate, thereby achieving a self-locking effect. The drone body 14 is supported by the support column 15 and the bottom plate 16 to prevent the unhooker from colliding with the ground and causing damage during landing.

[0030] Reference Figure 4 The inner wall of the hook body 8 is rotatably connected to the outer wall of the hook positioning pin 9, the outer wall of the torsion spring body 11 is arranged on the outer wall of the slider 7, the outer wall of the slider 7 is slidably connected to the inner wall of the positioning guide groove 12, the outer wall of the torsion spring positioning pin 10 is fixedly connected to the outer wall of the front side plate 13, and the outer wall of the hook positioning pin 9 is fixedly connected to the outer wall of the front side plate 13; the lower surface of the drone body 14 is fixedly connected with a shell 17, the inner wall of the shell 17 is detachably mounted with a protective plate 18, the upper surface of the protective plate 18 is provided with a hydraulic cylinder 19, the output end of the hydraulic cylinder 19 is fixedly connected with a moving block 20, and the lower surface of the moving block 20 is fixedly connected with a first clamping frame 21; the inner wall of the first clamping frame 21 is slidably connected to the inner wall of the shell 17, the outer wall of the first clamping frame 21 is fixedly connected with a first rack 22, the outer wall of the first rack 22 is meshingly connected with a gear 23, and the inner wall of the shell 17 is fixedly connected with a limiting column 24;

[0031] Specifically, the hydraulic cylinder 19 drives the moving block 20 to move left and right, and the movement of the moving block 20 drives the first clamping frame 21 to move left and right, thereby providing power for quick disassembly. The first clamping frame 21 slides on the inner wall of the shell 17 to prevent deflection during clamping.

[0032] Reference Figure 4 and Figure 5 The inner wall of the gear 23 is rotatably connected to the outer wall of the limiting column 24, the outer wall of the gear 23 is meshedly connected with the second rack 25, and the outer wall of the second rack 25 is fixedly connected with the second clamping frame 26; the inner wall of the second clamping frame 26 is slidably connected to the limiting rod 27, and both ends of the limiting rod 27 are fixedly connected to the inner wall of the housing 17; the inner wall of the second rack 25 is slidably connected to the outer wall of the limiting rod 27, the inner wall of the first rack 22 is slidably connected to the outer wall of the limiting rod 27, and the inner wall of the first clamping frame 21 is slidably connected to the outer wall of the limiting rod 27;

[0033] Specifically, the first clamping frame 21 drives the first rack 22 to move leftward, the movement of the first rack 22 drives the gear 23 to rotate, the rotation of the gear 23 drives the second rack 25 to move rightward and the second clamping frame 26 to move leftward, so as to achieve the effect of quickly installing the unhooking device.

[0034] Working principle: when the device is needed, the cam 4 is rotated by the steering gear 3, and the rotation of the cam 4 drives the slider 7 to move downward along the positioning guide groove 12, and the slider 7 pushes the hook body 8 to rotate around the hook positioning pin 9, and the rotation of the hook body 8 drives the torsion spring body 11 to compress, so as to achieve the effect of closing the hook body 8. During use, the cam 4 is rotated by the steering gear 3, and the cam 4 drives the upper push plate 5 to move upward, and the upper push plate 5 moves to drive the slider 7 to move upward. The movement of the slider 7 drives the hook body 8 to rotate around the hook positioning pin 9 under the push of the torsion spring body 11, so as to achieve the effect of opening the hook body 8. During use, The hydraulic cylinder 19 drives the moving block 20 to move rightward, and the movement of the moving block 20 drives the first clamping frame 21 to move rightward, and the movement of the first clamping frame 21 drives the first rack 22 to move rightward, and the movement of the first rack 22 drives the gear 23 to rotate, and the rotation of the gear 23 drives the second rack 25 to move leftward, and the second rack 25 moves leftward and drives the second clamping frame 26 to move leftward, so as to achieve the effect of loosening the unhooking device fixing seat 1. The unhooking device can not only realize the self-locking function, but also can reduce the upward thrust of the slider 7 generated by the load by multiple times, and can realize the function of driving a large load with a small torque steering gear 3, and also has the function of quickly disassembling the unhooking device, so that maintenance and replacement become easier.

[0035] 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. A remote control unhooking device for an unmanned aerial vehicle with a self-locking function, comprising an unhooking device fixing seat (1) and an unmanned aerial vehicle body (14), characterized in that: The lower surface of the unhooking device fixing seat (1) is fixedly connected to a rear side plate (2), the outer wall of the rear side plate (2) is fixedly connected to a steering gear (3), the output end of the steering gear (3) is fixedly connected to a cam (4), the outer wall of the cam (4) is slidably connected to an upper push plate (5), the lower surface of the upper push plate (5) is fixedly connected to a connecting rod (6), the lower surface of the connecting rod (6) is fixedly connected to a slider (7), the outer wall of the slider (7) is slidably connected to a hook body (8), the rear side plate ( The outer wall of the rear side plate (2) is fixedly connected with a hook positioning pin (9), the outer wall of the rear side plate (2) is fixedly connected with a torsion spring positioning pin (10), the outer wall of the torsion spring positioning pin (10) is provided with a torsion spring body (11), the inner wall of the rear side plate (2) is provided with a positioning guide groove (12), the lower surface of the rear side plate (2) is fixedly connected with a front side plate (13), and the lower surface of the drone body (14) is provided with a protective component, which is used to prevent the unhooking device from contacting the ground first and causing damage.

2. The UAV remote control unhooking device with self-locking function according to claim 1 is characterized in that: The protection component comprises a support column (15), the upper surface of the support column (15) is fixedly connected to the lower surface of the drone body (14), and the lower surface of the support column (15) is fixedly connected to a bottom plate (16).

3. The UAV remote control unhooking device with self-locking function according to claim 2 is characterized in that: The inner wall of the hook body (8) is rotatably connected to the outer wall of the hook positioning pin (9), the outer wall of the torsion spring body (11) is arranged on the outer wall of the slider (7), the outer wall of the slider (7) is slidably connected to the inner wall of the positioning guide groove (12), the outer wall of the torsion spring positioning pin (10) is fixedly connected to the outer wall of the front side plate (13), and the outer wall of the hook positioning pin (9) is fixedly connected to the outer wall of the front side plate (13).

4. The UAV remote control unhooking device with self-locking function according to claim 3 is characterized in that: The lower surface of the drone body (14) is fixedly connected to a shell (17), the inner wall of the shell (17) is detachably mounted with a protective plate (18), the upper surface of the protective plate (18) is provided with a hydraulic cylinder (19), the output end of the hydraulic cylinder (19) is fixedly connected to a moving block (20), and the lower surface of the moving block (20) is fixedly connected to a first clamping frame (21).

5. The UAV remote control unhooking device with self-locking function according to claim 4 is characterized in that: The inner wall of the first clamping frame (21) is slidably connected to the inner wall of the outer shell (17), the outer wall of the first clamping frame (21) is fixedly connected to a first rack (22), the outer wall of the first rack (22) is meshingly connected to a gear (23), and the inner wall of the outer shell (17) is fixedly connected to a limiting column (24).

6. The UAV remote control unhooking device with self-locking function according to claim 5, characterized in that: The inner wall of the gear (23) is rotatably connected to the outer wall of the limiting column (24), the outer wall of the gear (23) is meshingly connected to a second rack (25), and the outer wall of the second rack (25) is fixedly connected to a second clamping frame (26).

7. The UAV remote control unhooking device with self-locking function according to claim 6, characterized in that: The inner wall of the second clamping frame (26) is slidably connected to a limiting rod (27), and both ends of the limiting rod (27) are fixedly connected to the inner wall of the outer shell (17).

8. The UAV remote control unhooking device with self-locking function according to claim 7, characterized in that: The inner wall of the second rack (25) is slidably connected to the outer wall of the limiting rod (27), the inner wall of the first rack (22) is slidably connected to the outer wall of the limiting rod (27), and the inner wall of the first clamping frame (21) is slidably connected to the outer wall of the limiting rod (27).

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