Damping device of unmanned aerial vehicle

Abstract

The invention provides damping of an unmanned aerial vehicle, and belongs to the technical field of unmanned aerial vehicles. Comprising a machine body and a damping plate, the damping plate is movably installed below the machine body, a cushioning rod is fixedly installed at the upper end of the damping plate, a center block is fixedly installed at the upper end of the cushioning rod, and a cross-shaped movable groove is fixedly formed in the lower end face of the machine body. A damping plate is installed at the lower end of the unmanned aerial vehicle, the damping plate makes contact with the ground, a cushioning rod moves upwards, a plurality of movable connecting rods are movably installed on the periphery of the upper end of the cushioning rod, one end of each movable connecting rod moves outside a sliding rod through a sliding block, and a buffering spring is installed at the top end of the cushioning rod; the fixing plate is installed at the bottom end of the unmanned aerial vehicle, the embedded rods are embedded in the supporting columns at the four corners of the fixing plate, the springs are also installed in the supporting columns for buffering and damping, and by arranging the damping supports, the stability of the unmanned aerial vehicle during landing is improved; and the damage to the unmanned aerial vehicle is reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of unmanned aerial vehicles, and in particular to a shock absorption device for unmanned aerial vehicles. Background Art

[0002] Unmanned aircraft are unmanned aircraft that are controlled by radio remote control equipment and self-contained program control devices, or are completely or intermittently operated autonomously by an onboard computer. UAVs can be divided into military and civilian applications according to their application areas. With the rapid development of UAV technology, UAVs are becoming more intelligent and popular, and are actively used in all walks of life, providing more rapid development convenience for the development of all industries.

[0003] When a drone is landing, the bottom will collide with the ground. Therefore, in order to prevent the bottom of the drone from directly colliding with the ground, a landing bracket is installed at the bottom of the drone. However, most of the existing landing brackets do not have a shock-absorbing effect, resulting in the bracket being damaged due to impact after repeated use. At the same time, most drones need to perform shooting operations, so the shooting device is installed at the bottom of the drone. However, when the drone is running, vibrations will be generated, affecting the shooting effect. Therefore, the present application provides a shock-absorbing device for a drone to meet the needs. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a shock absorber for an unmanned aerial vehicle to solve the problem that the existing unmanned aerial vehicle landing bracket has no shock absorption effect and the vibration of the unmanned aerial vehicle affects the use effect of the carried camera original.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: A shock absorption device for an unmanned aerial vehicle comprises a body and a shock absorption plate, wherein the shock absorption plate is movably mounted below the body, a shock absorbing rod is fixedly mounted on the upper end of the shock absorbing plate, a center block is fixedly mounted on the upper end of the shock absorbing rod, a cross movable groove is fixedly mounted on the lower end surface of the body, a first spring is fixedly mounted between the center block and the body and passes through the interior of the movable groove, a sliding rod is fixedly mounted inside the movable groove, connecting blocks are fixedly mounted on the four side surfaces of the center block, a connecting rod is movably connected to the interior of the connecting block, one end of the connecting rod is movably connected to a sliding block and is movably mounted on the outside of the sliding rod, and a clamping block is fixedly mounted on the lower end of the body.

[0006] In a possible implementation, wings are movably installed on two sides of the body, fan blades are movably installed on one end of the wing, storage grooves are opened on two sides of the body, one end of the wing is movably embedded in the storage groove, and a lighting lamp is installed at the front end of the body.

[0007] In one possible implementation, a stabilizing plate is fixedly installed at the lower end of the body, pillars are fixedly installed between the four corners of the stabilizing plate and the bottom end of the body, a second spring is fixedly installed inside the pillar, and embedded rods are fixedly installed at the four corners of the shock-absorbing plate, and the upper ends of the embedded rods are embedded in the pillars and fixedly connected to the second springs.

[0008] In one possible implementation, a mounting plate is fixedly connected to the lower end of the body, a mounting hole is opened inside the mounting plate, a stabilizing frame is fixedly installed on the lower end of the mounting plate, a clamping plate is movably installed inside the stabilizing frame, a side airbag and a main airbag are fixedly installed between the clamping plate and the mounting plate, a through pipe is fixedly connected between the side airbag and the main airbag, and an air filling port is fixedly opened on one side of the side airbag.

[0009] In a possible implementation, a plurality of fourth springs are fixedly installed inside the side airbag and the main airbag, a rubber frame is fixedly installed inside the main airbag, the fourth springs are fixedly installed inside the rubber frame, and the side airbag and the main airbag are both filled with gas.

[0010] In a possible implementation, a first rotating shaft is fixedly mounted on the lower end of the clamping plate, a second rotating shaft is fixedly connected to the rear end of the clamping block, and the lower end of the first rotating shaft is movably connected to the second rotating shaft via a supporting plate.

[0011] In a possible implementation, a clamping groove is provided inside the clamping block, adjustment rods are movably and symmetrically installed on both sides of the clamping groove, partition grooves are provided on both sides of the clamping groove, and the adjustment rods penetrate the interior of the partition grooves.

[0012] In a possible implementation, a clip is symmetrically and movably installed inside the clip groove, a connecting groove is fixedly installed on the side of the clip, and a third spring is fixedly installed between the connecting groove and the adjusting rod.

[0013] Compared with the prior art, the present invention has at least the following beneficial effects: First, by setting a shock-absorbing bracket; a shock-absorbing plate is installed at the lower end of the UAV. When the UAV lands, the shock-absorbing plate first contacts the ground, driving the shock-absorbing rod at the upper end to move upward. Multiple movable connecting rods are movably installed around the upper end of the shock-absorbing rod. One end of the movable connecting rod moves outside the sliding rod through a slider. A buffer spring is installed between the top of the shock-absorbing rod and the UAV, and the elastic effect of the spring is used for buffering and shock absorption. The connecting rods around it perform auxiliary stabilization. Embedded rods are fixedly installed at the four corners of the shock-absorbing rod, and a fixed plate is installed at the bottom end of the UAV. The embedded rods are embedded in the inside of the pillars at the four corners of the fixed plate. Springs are also installed inside the pillars for buffering and shock absorption. By setting a shock-absorbing bracket, the stability of the UAV during landing is increased and damage to the UAV is reduced.

[0014] Second, by setting up a shock-absorbing camera bracket; when the drone is taking pictures, the mounting plate is fixedly connected to the bottom surface of the drone, a connecting frame is installed at the lower end of the mounting plate, and a card is embedded and installed inside the connecting frame. A shock-absorbing airbag is installed between the mounting plate and the card. The shock-absorbing effect is supported by filling the inside of the airbag with gas. At the same time, a spring is installed inside the airbag to receive and release the vibration transmitted from the upper mounting plate to prevent the vibration from continuing to be transmitted downward and affecting the use effect of the camera original.

[0015] Third, a camera mounting slot that is convenient to use is provided; movable clamps are installed on both sides of the interior of the mounting slot, and the clamps have two movable mounting adjustment rods. When in use, the camera original is placed into the interior of the mounting slot, and the clamping of the camera original is adjusted by turning the adjustment rod. A spring is installed between the front end of the adjustment rod and the clamp, which can perform elastic action during clamping to prevent damage to the camera original due to excessive clamping. A rotating rod is installed at the rear end of the mounting slot to adjust the angle during shooting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings, which are incorporated herein and constitute a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the present disclosure and to enable those skilled in the relevant art to make and use the present disclosure.

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the cross-sectional structure of the present invention; Figure 3 It is a schematic diagram of the cross-sectional structure of the present invention; Figure 4 This is a schematic diagram of the three-dimensional structure of the clamping block of the present invention; Figure 5 For the present invention Figure 4 A schematic diagram of the structure enlargement in the middle; Figure 6 It is a schematic diagram of the cross-sectional structure of the airbag of the present invention.

[0018] [Reference Signs] 1. Body; 2. Wing; 3. Blade; 4. Storage slot; 5. Light; 6. Clamp block; 7. Shock-absorbing plate; 8. Movable slot; 9. First spring; 10. Pillar; 11. Stabilizing plate; 12. Embedded rod; 13. Second spring; 14. Slide bar; 15. Slider; 16. Center block; 17. Connecting block; 18. Connecting rod; 19. Shock-absorbing rod; 20. Mounting plate; 21. Mounting hole; 22. Stabilizing frame; 23. First rotating axis; 24. Clamping slot; 25. Clip; 26. Connecting slot; 27. Third spring; 28. Adjusting rod; 29. ​​Partition slot; 30. Card plate; 31. Side airbag; 32. Main airbag; 33. Rubber frame; 34. Fourth spring; 35. Through pipe; 36. Gas filling port; 37. Second rotating axis.

[0019] As shown in the figure, in order to clearly implement the structure of the embodiment of the present invention, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the present invention to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments, and the adjustments or modifications made are still included in the scope of the attached claims. DETAILED DESCRIPTION

[0020] The AA provided by the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternatives to implement some known technologies; and the accompanying drawings are only for a more specific description of the embodiments, and are not intended to specifically limit the present invention.

[0021] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0022] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but rather can be alternative, depending, at least in part, on the context, allowing for the presence of other factors that are not necessarily explicitly described.

[0023] It will be understood that the meaning of “on,” “over,” and “above” in this disclosure should be interpreted in the broadest manner, so that “on” means not only “directly on” something, but also includes the meaning of being “on” something with intervening features or layers therebetween, and “on” or “over” means not only “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers therebetween.

[0024] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0025] like Figures 1 to 6 As shown, the embodiment of the present invention provides a shock absorption device for a drone, including a body 1 and a shock absorption plate 7. The shock absorption plate 7 is movably installed under the body 1 and can perform shock absorption when the drone lands. A shock absorbing rod 19 is fixedly installed on the upper end of the shock absorbing plate 7 to absorb and absorb the force received by the drone when it lands. A center block 16 is fixedly installed on the upper end of the shock absorbing rod 19 for easy connection when in use. A cross movable groove 8 is fixedly installed on the lower end surface of the body 1. A first spring 9 is fixedly installed between the center block 16 and the body 1 and penetrates the movable groove 8. The inside of the movable groove 8 can utilize the elastic action of the first spring 9 for buffering and shock absorption. A slide bar 14 is fixedly installed inside the movable groove 8. Connecting blocks 17 are fixedly installed on the four sides of the center block 16. A connecting rod 18 is movably connected inside the connecting block 17. One end of the connecting rod 18 is movably connected to a slider 15 and movably installed on the outside of the slide bar 14. The connecting rod 18 is used to perform stable and flexible activities, thereby increasing the stability during shock absorption. A clamping block 6 is fixedly installed at the lower end of the body 1, so that the electronic equipment needed can be carried when in use.

[0026] In some examples, wings 2 are movably installed on two sides of the body 1, and fan blades 3 are movably installed on one end of the wing 2. Storage slots 4 are opened on two sides of the body 1, and one end of the wing 2 is movably embedded in the storage slot 4 for easy storage and use, thereby increasing the convenience of the drone in use. A lighting lamp 5 is installed at the front end of the body 1 for easy use at night.

[0027] In some examples, a stabilizing plate 11 is fixedly installed at the lower end of the body 1, and a pillar 10 is fixedly installed between the four corners of the stabilizing plate 11 and the bottom end of the body 1 to improve the overall strength of the bottom end of the drone. A second spring 13 is fixedly installed inside the pillar 10, and an embedded rod 12 is fixedly installed at the four corners of the shock-absorbing plate 7. The upper end of the embedded rod 12 is embedded in the pillar 10 and fixedly connected to the second spring 13, so that stable shock absorption can be performed when the shock-absorbing plate 7 falls to the ground, thereby increasing the shock-absorbing effect.

[0028] In some examples, a mounting plate 20 is fixedly connected to the lower end of the body 1, and a mounting hole 21 is opened inside the mounting plate 20 to facilitate fixed installation by bolts. A stabilizing frame 22 is fixedly installed on the lower end of the mounting plate 20, and a clamping plate 30 is movably installed inside the stabilizing frame 22 to facilitate disassembly and replacement during use. A side airbag 31 and a main airbag 32 are fixedly installed between the clamping plate 30 and the mounting plate 20, and shock absorption is performed by the airbags. A through pipe 35 is fixedly connected between the side airbag 31 and the main airbag 32 to increase the connectivity between the airbags. A gas filling port 36 is fixedly opened on one side of the side airbag 31 to facilitate gas filling inside and increase the use effect.

[0029] In some examples, a plurality of fourth springs 34 are fixedly installed inside the side airbag 31 and the main airbag 32, and the springs reduce the transmitted vibration. A rubber frame 33 is fixedly installed inside the main airbag 32 to increase the stability of the fourth spring 34. The fourth spring 34 is fixedly installed inside the rubber frame 33. The side airbag 31 and the main airbag 32 are filled with gas and expanded by adding gas to increase the overall shock-absorbing and fixing effect.

[0030] In some examples, a first rotating shaft 23 is fixedly installed at the lower end of the clamping plate 30 to facilitate driving the device to adjust the upper and lower angles. A second rotating shaft 37 is fixedly connected to the rear end of the clamping block 6 to facilitate driving the device to adjust the left and right rotation angles. The lower end of the first rotating shaft 23 is movably connected to the second rotating shaft 37 through a supporting plate.

[0031] In some examples, a clamping groove 24 is provided inside the clamping block 6 to facilitate clamping of the device. Adjustment rods 28 are symmetrically installed on both sides of the clamping groove 24 to adjust the clamping degree of the device. Partition grooves 29 are provided on both sides of the clamping groove 24. The adjustment rods 28 run through the interior of the partition grooves 29 to increase the clamping effect. Clips 25 are symmetrically and movably installed inside the clamping groove 24 to clamp both sides of the device. A connecting groove 26 is fixedly installed on the side of the clip 25. A third spring 27 is fixedly installed between the connecting groove 26 and the adjusting rod 28. The elastic action of the third spring 27 is used to increase the clamping of the device and prevent damage to the device caused by excessive clamping.

[0032] In a specific application scenario, when the drone lands, the shock-absorbing plate 7 will first contact the ground, and the shock-absorbing plate 7 is forced to drive the upper end shock-absorbing rod 19 to move upward. The top of the shock-absorbing rod 19 is fixedly installed with a connecting block 17 around the central block 16, and a connecting rod 18 is movably installed inside the connecting block 17. A cross movable groove 8 is installed at the bottom end of the body 1, and a sliding rod 14 is fixedly installed inside the movable groove 8. A sliding block 15 is movably installed at one end of the connecting rod 18, and the sliding block 15 is movably installed on the outside of the sliding rod 14. A first spring 9 is fixedly installed on the upper end of the central block 16, and the first spring 9 is installed through the inside of the movable groove 8 and is fixedly connected to the bottom end of the body 1. The four corners of the upper end of the shock-absorbing plate 7 are fixedly installed with embedded rods 12, and the upper end of the embedded rod 12 is embedded in the inside of the pillar 10. A second spring 13 is installed inside the pillar 10, which can increase the shock absorption effect and stability when landing. A stabilizing frame 22 is fixedly installed at the lower end of the body 1, and a card plate 30 is embedded in the inside of the stabilizing frame 22. A side airbag 31 and a main airbag 32 are installed between the card plate 30 and the stabilizing frame 22. A fourth spring 34 is fixedly installed inside the side airbag 31 and the main airbag 32. The fourth spring 34 inside the main airbag 32 is fixedly installed inside the rubber frame 33, which can reduce the vibration transmission of the upper body 1. An equipment bearing bracket is fixedly installed at the lower end of the card plate 30, which can keep the equipment stable and adjust the angle of the equipment when in use. When installing the equipment, the equipment is placed inside the clamping groove 24, and the internal clip 24 clamps the equipment, and then the adjusting rods 28 on both sides are rotated to further clamp the equipment. A fourth spring 34 is installed between the adjusting rod 28 and the clip 24 to increase the clamping effect through elastic action and prevent damage to the equipment.

[0033] The technical solution provided by the present invention is that a shock-absorbing plate is installed at the lower end of the drone. When the drone lands, the shock-absorbing plate first contacts the ground, driving the shock-absorbing rod at the upper end to move upward. A plurality of movable connecting rods are movably installed around the upper end of the shock-absorbing rod. One end of the movable connecting rod moves outside the sliding rod through a slider. A buffer spring is installed between the top of the shock-absorbing rod and the drone. The elastic effect of the spring is used for buffering and shock absorption. The connecting rods around it perform auxiliary stabilization. Embedded rods are fixedly installed at the four corners of the shock-absorbing rod. A fixing plate is installed at the bottom end of the drone. The embedded rods are embedded in the interior of the pillars at the four corners of the fixing plate. Springs are also installed inside the pillars for buffering and shock absorption. By arranging a shock-absorbing bracket, the stability of the drone during landing is increased and damage to the drone is reduced.

[0034] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, but those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0035] A person skilled in the art will appreciate that all or part of the steps in the above-mentioned embodiment method can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium, such as ROM / RAM, a disk, an optical disk, etc.

[0036] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A vibration reduction device for an unmanned aerial vehicle, comprising a body (1) and a vibration reduction plate (7), characterized in that: The damping plate (7) is movably mounted below the machine body (1); a damping rod (19) is fixedly mounted on the upper end of the damping plate (7); a center block (16) is fixedly mounted on the upper end of the damping rod (19); a cross movable groove (8) is fixedly mounted on the lower end surface of the machine body (1); a first spring (9) is fixedly mounted between the center block (16) and the machine body (1) and penetrates the inside of the movable groove (8); a slide bar (14) is fixedly mounted inside the movable groove (8); connecting blocks (17) are fixedly mounted on four side surfaces of the center block (16); a connecting rod (18) is movably connected inside the connecting block (17); one end of the connecting rod (18) is movably connected to a slider (15) and is movably mounted outside the slider (14); and a clamping block (6) is fixedly mounted on the lower end of the machine body (1).

2. The shock absorption of an unmanned aerial vehicle according to claim 1, characterized in that: The fuselage (1) is movably provided with wings (2) at two ends, and a fan blade (3) is movably provided at one end of the wing (2). The fuselage (1) is provided with storage grooves (4) at two ends, and one end of the wing (2) is movably embedded in the storage groove (4). A lighting lamp (5) is installed at the front end of the fuselage (1).

3. The shock absorption of an unmanned aerial vehicle according to claim 1, characterized in that: A stabilizing plate (11) is fixedly mounted on the lower end of the machine body (1), pillars (10) are fixedly mounted between the four corners of the stabilizing plate (11) and the bottom end of the machine body (1), a second spring (13) is fixedly mounted inside the pillar (10), and embedded rods (12) are fixedly mounted on the four corners of the shock absorbing plate (7), the upper end of the embedded rod (12) is embedded in the pillar (10) and fixedly connected to the second spring (13).

4. The shock absorption of an unmanned aerial vehicle according to claim 1, characterized in that: A mounting plate (20) is fixedly connected to the lower end of the body (1), a mounting hole (21) is provided inside the mounting plate (20), a stabilizing frame (22) is fixedly installed on the lower end of the mounting plate (20), a clamping plate (30) is movably installed inside the stabilizing frame (22), a side airbag (31) and a main airbag (32) are fixedly installed between the clamping plate (30) and the mounting plate (20), a through pipe (35) is fixedly connected between the side airbag (31) and the main airbag (32), and a gas filling port (36) is fixedly provided on one side of the side airbag (31).

5. The shock absorption of an unmanned aerial vehicle according to claim 4, characterized in that: A plurality of fourth springs (34) are fixedly mounted inside the side airbag (31) and the main airbag (32), a rubber frame (33) is fixedly mounted inside the main airbag (32), the fourth springs (34) are fixedly mounted inside the rubber frame (33), and the insides of the side airbag (31) and the main airbag (32) are filled with gas.

6. The shock absorption of an unmanned aerial vehicle according to claim 4, characterized in that: A first rotating shaft (23) is fixedly mounted on the lower end of the clamping plate (30), a second rotating shaft (37) is fixedly connected to the rear end of the clamping block (6), and the lower end of the first rotating shaft (23) is movably connected to the second rotating shaft (37) via a bearing plate.

7. The vibration reduction device for an unmanned aerial vehicle according to claim 1, characterized in that: A clamping groove (24) is provided inside the clamping block (6), and adjustment rods (28) are movably and symmetrically mounted on both sides of the clamping groove (24). A partition groove (29) is provided on both sides of the clamping groove (24), and the adjustment rod (28) passes through the interior of the partition groove (29).

8. The shock absorption of an unmanned aerial vehicle according to claim 7, characterized in that: A clamping piece (25) is symmetrically and movably mounted inside the clamping groove (24), a connecting groove (26) is fixedly mounted on the side of the clamping piece (25), and a third spring (27) is fixedly mounted between the connecting groove (26) and the adjusting rod (28).

Images