Unmanned aerial vehicle carrying high-falling prevention device

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, and discloses an unmanned aerial vehicle carrying an anti-falling device, which comprises an unmanned aerial vehicle body, the upper surface of the unmanned aerial vehicle body is fixedly connected with a rectangular box, the inner bottom wall of the rectangular box is fixedly connected with a first spring, and the top end of the first spring is fixedly connected with a connecting piece. A fixing block is fixedly connected into the connecting piece, a parachute is arranged at the top end of the fixing block, and a rectangular plate is fixedly connected to one side of the inner wall of the rectangular box. The device has the following advantages and effects that the motor is started, the output end of the motor drives the threaded rod to rotate, the threaded block can move along the threaded rod under the limitation of the sliding rod and the sliding block so as to drive the pressing plate to move, and when the pressing plate is separated from the connecting piece, the connecting piece and the parachute can break through a plastic film under the action of the first spring, so that the plastic film is prevented from falling off. And at the moment, the parachute is opened, and a fixing plate, a second spring, a bottom plate and a sponge layer are arranged in a matched mode, so that the unmanned aerial vehicle body can be protected.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to a unmanned aerial vehicle equipped with an anti-falling device. Background Art

[0002] Unmanned aerial vehicles, abbreviated as UAVs, are unmanned aircraft controlled by radio remote control equipment and self-contained program control devices, or operated completely or intermittently autonomously by an on-board computer. They are currently used in aerial photography, agriculture, plant protection, micro selfies, express transportation, disaster relief, wildlife observation, infectious disease monitoring, surveying and mapping, news reporting, power inspections, disaster relief, film and television shooting, creating romance, etc. When a drone is flying at high altitudes, the propeller may malfunction due to improper maintenance, resulting in the drone being unable to fly and the drone will land from a high altitude.

[0003] However, existing drones are relatively expensive, and when the wings or propellers of the drone are damaged, the protection is poor, resulting in serious damage when falling from a high altitude. Utility Model Content

[0004] The purpose of the utility model is to provide a drone equipped with an anti-fall device, which can solve the problems raised in the above-mentioned background technology.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions: a drone equipped with an anti-fall device, comprising a drone body, a rectangular box fixedly connected to the upper surface of the drone body, a first spring fixedly connected to the inner bottom wall of the rectangular box, a connecting piece fixedly connected to the top of the first spring, a fixed block fixedly connected to the inside of the connecting piece, a parachute arranged on the top of the fixed block, a rectangular plate fixedly connected to one side of the inner wall of the rectangular box, a fixing piece fixedly installed on one side of the rectangular plate by screws, a clamping plate fixedly connected to one end of the fixing plate, a motor fixedly connected to one side of the clamping plate, a threaded rod fixedly connected to the output end of the motor, a threaded block fixedly connected to the external thread of the threaded rod, a sliding rod fixedly connected to the inner wall of the clamping plate, a sliding block slidably connected to the outside of the sliding rod, and a pressure plate fixedly connected to one side of the sliding block.

[0006] By adopting the above technical scheme, by arranging the drone body, rectangular box, first spring, connecting piece, parachute, rectangular plate, screws, fixing piece, splint, motor, threaded rod, threaded block, sliding rod, slider and pressure plate, when the drone fails, the motor is started, and the output end of the motor drives the threaded rod to rotate, and the threaded block can move along the threaded rod under the limit of the sliding rod and the slider, thereby driving the pressure plate to move, and when the pressure plate is separated from the connecting piece, the connecting piece and the parachute will break through the plastic film under the action of the first spring, and the parachute will open at this time, and cooperate with the setting of the fixing plate, the second spring, the bottom plate and the sponge layer to protect the drone body, so as to avoid the problem of serious damage when the drone wing or propeller is damaged due to poor protection effect when falling from a high altitude.

[0007] The utility model is further configured as follows: one side of the sliding block is fixedly connected to one side of the threaded block.

[0008] By adopting the above technical solution, the setting of the slider and the slide rod plays a role in limiting the threaded block, so that the threaded block can only move horizontally.

[0009] The utility model is further configured as follows: a hole is opened on one side of the clamping plate, and a bearing is fixedly connected inside the hole.

[0010] By adopting the above technical solution, the clamping plate plays a role in fixing the bearing.

[0011] The utility model is further configured as follows: one end of the threaded rod is fixedly connected to the inside of the bearing.

[0012] By adopting the above technical solution, the arrangement of the bearing can improve the stability of the threaded rod.

[0013] The utility model is further configured as follows: a fixing plate is fixedly connected to the bottom end of the drone body, and a second spring is fixedly connected to the bottom end of the fixing plate.

[0014] By adopting the above technical solution, the fixing plate plays a role in connecting the drone body with the second spring.

[0015] The utility model is further configured as follows: the bottom end of the second spring is fixedly connected to a bottom plate, and the bottom end of the bottom plate is fixedly connected to a sponge layer.

[0016] By adopting the above technical solution, the provision of the sponge layer plays a role in improving the protective effect of the drone body.

[0017] The utility model is further configured as follows: the number of the second springs is a plurality, and the plurality of the second springs are fixedly connected to the lower surface of the fixing plate in the form of a rectangular array.

[0018] By adopting the above technical solution, the arrangement of multiple second springs can play a buffering role.

[0019] The utility model is further configured as follows: a through hole is opened on one side of the fixing plate, and one end of the screw passes through the through hole and is threadedly connected to the rectangular plate.

[0020] By adopting the above technical solution, the screws can connect the fixing sheet and the rectangular plate together.

[0021] The utility model is further configured as follows: a plastic film is fixedly connected to the top end of the inner wall of the rectangular box.

[0022] By adopting the above technical solution, the provision of the plastic film can prevent rainwater from entering the rectangular box.

[0023] The utility model is further configured as follows: an isolation pad is fixedly connected to one side of the pressing plate, and the isolation pad is made of rubber.

[0024] By adopting the above technical solution, the provision of the isolation pad can prevent the pressing plate from directly contacting the connecting sheet.

[0025] The beneficial effects of the utility model are as follows: by arranging the drone body, rectangular box, first spring, connecting piece, parachute, rectangular plate, screws, fixing piece, splint, motor, threaded rod, threaded block, sliding rod, slider and pressure plate, when the drone fails, the motor is started, and the output end of the motor drives the threaded rod to rotate, and the threaded block can move along the threaded rod under the limit of the sliding rod and the slider, thereby driving the pressure plate to move, and when separated from the connecting piece, the connecting piece and the parachute will break through the plastic film under the action of the first spring, and the parachute will open at this time, and in combination with the arrangement of the fixing plate, the second spring, the bottom plate and the sponge layer, the drone body can be protected, avoiding the problem of serious damage when falling from a high altitude due to poor protection effect when the drone wing or propeller is damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0027] Figure 1 It is a structural schematic diagram of the utility model;

[0028] Figure 2 This is a schematic diagram of the structure of the UAV body of the utility model;

[0029] Figure 3It is a structural schematic diagram of the second spring of the utility model;

[0030] Figure 4 This is a schematic diagram of the structure of the rectangular box of the utility model;

[0031] Figure 5 It is a structural schematic diagram of the splint of the utility model.

[0032] In the figure, 1. drone body; 2. rectangular box; 3. first spring; 4. connecting plate; 5. parachute; 6. rectangular plate; 7. screw; 8. fixing plate; 9. clamping plate; 10. motor; 11. threaded rod; 12. threaded block; 13. sliding rod; 14. slider; 15. pressure plate; 16. bearing; 17. fixing plate; 18. second spring; 19. bottom plate; 20. sponge layer; 21. plastic film. DETAILED DESCRIPTION

[0033] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. 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.

[0034] Reference Figure 1-5A drone equipped with a high-fall prevention device comprises a drone body 1, a fixing plate 17 is fixedly connected to the bottom end of the drone body 1, a second spring 18 is fixedly connected to the bottom end of the fixing plate 17, a bottom end of the second spring 18 is fixedly connected to a bottom plate 19, a sponge layer 20 is fixedly connected to the bottom end of the bottom plate 19, and the sponge layer 20 improves the protection capability of the drone body 1, a plurality of second springs 18 are fixedly connected to the lower surface of the fixing plate 17 in the form of a rectangular array, a rectangular box 2 is fixedly connected to the upper surface of the drone body 1, and the top of the inner wall of the rectangular box 2 is fixedly connected to the bottom of the second spring 18. The end is fixedly connected with a plastic film 21, the inner bottom wall of the rectangular box 2 is fixedly connected with a first spring 3, the top of the first spring 3 is fixedly connected with a connecting piece 4, the inside of the connecting piece 4 is fixedly connected with a fixing block, the top of the fixing block is provided with a parachute 5, one side of the inner wall of the rectangular box 2 is fixedly connected with a rectangular plate 6, one side of the rectangular plate 6 is fixedly installed with a fixing piece 8 by a screw 7, and one side of the fixing piece 8 is provided with a through hole. When the drone fails, the motor 10 is started, and the output end of the motor 10 drives the threaded rod 11 to rotate, so that the threaded block 12 can move along the limit of the slide bar 13 and the slider 14. The threaded rod 11 moves, thereby driving the pressure plate 15 to move. When the pressure plate 15 is separated from the connecting piece 4, the connecting piece 4 and the parachute 5 will break through the plastic film under the action of the first spring 3. At this time, the parachute 5 opens, and cooperates with the setting of the fixing plate 17, the second spring 18, the bottom plate 19 and the sponge layer 20 to protect the drone body 1, so as to avoid the problem of serious damage when the drone wing or propeller is damaged due to poor protection effect when falling from a high altitude. One end of the screw 7 passes through the through hole and is threadedly connected to the rectangular plate 6. One end of the fixing plate 8 is fixedly connected with the clamping plate 9. The clamping plate 9 A hole is opened on one side, and a bearing 16 is fixedly connected inside the hole. A motor 10 is fixedly connected to one side of the splint 9, and a threaded rod 11 is fixedly connected to the output end of the motor 10. One end of the threaded rod 11 is fixedly connected to the inside of the bearing 16, and the external thread of the threaded rod 11 is connected to a threaded block 12. A sliding rod 13 is fixedly connected to the inner wall of the splint 9, and a slider 14 is slidably connected to the outside of the sliding rod 13. One side of the slider 14 is fixedly connected to one side of the threaded block 12, and one side of the slider 14 is fixedly connected to a pressure plate 15, and one side of the pressure plate 15 is fixedly connected to an isolation pad, and the material of the isolation pad is rubber.

[0035] In the utility model, when the UAV fails, the motor 10 is started, and the output end of the motor 10 drives the threaded rod 11 to rotate, and the threaded block 12 can move along the threaded rod 11 under the limit of the slide bar 13 and the slider 14, thereby driving the pressure plate 15 to move. When the pressure plate 15 is separated from the connecting piece 4, the connecting piece 4 and the parachute 5 will break through the plastic film under the action of the first spring 3. At this time, the parachute 5 opens, and cooperates with the setting of the fixing plate 17, the second spring 18, the bottom plate 19 and the sponge layer 20 to protect the UAV body 1, so as to avoid the problem of serious damage when falling from a high altitude due to poor protection effect when the wings or propellers of the UAV are damaged.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An unmanned aerial vehicle equipped with an anti-fall device, comprising an unmanned aerial vehicle body (1), characterized in that: A rectangular box (2) is fixedly connected to the upper surface of the drone body (1); a first spring (3) is fixedly connected to the inner bottom wall of the rectangular box (2); a connecting piece (4) is fixedly connected to the top of the first spring (3); a fixing block is fixedly connected to the inside of the connecting piece (4); a parachute (5) is arranged on the top of the fixing block; a rectangular plate (6) is fixedly connected to one side of the inner wall of the rectangular box (2); a fixing piece (8) is fixedly installed on one side of the rectangular plate (6) by means of screws (7); a clamping plate (9) is fixedly connected to one end of the fixing piece (8); a motor (10) is fixedly connected to one side of the clamping plate (9); a threaded rod (11) is fixedly connected to the output end of the motor (10); a threaded block (12) is threadedly connected to the outside of the threaded rod (11); a sliding rod (13) is fixedly connected to the inner wall of the clamping plate (9); a slider (14) is slidably connected to the outside of the sliding rod (13); a pressure plate (15) is fixedly connected to one side of the slider (14).

2. The UAV equipped with a high-fall protection device according to claim 1, characterized in that: One side of the sliding block (14) is fixedly connected to one side of the threaded block (12).

3. The UAV equipped with a high-fall protection device according to claim 1, characterized in that: A hole is formed on one side of the clamping plate (9), and a bearing (16) is fixedly connected inside the hole.

4. The UAV equipped with a high-fall protection device according to claim 1, characterized in that: One end of the threaded rod (11) is fixedly connected to the inside of the bearing (16).

5. The UAV equipped with a high-fall protection device according to claim 1, characterized in that: A fixing plate (17) is fixedly connected to the bottom end of the drone body (1), and a second spring (18) is fixedly connected to the bottom end of the fixing plate (17).

6. The UAV equipped with a high-fall prevention device according to claim 5, characterized in that: The bottom end of the second spring (18) is fixedly connected to a bottom plate (19), and the bottom end of the bottom plate (19) is fixedly connected to a sponge layer (20).

7. The UAV equipped with a high-fall protection device according to claim 5, characterized in that: There are a plurality of second springs (18), and the plurality of second springs (18) are fixedly connected to the lower surface of the fixing plate (17) in the form of a rectangular array.

8. The UAV equipped with a high-fall protection device according to claim 1, characterized in that: A through hole is provided on one side of the fixing plate (8), and one end of the screw (7) passes through the through hole and is threadedly connected to the rectangular plate (6).

9. The UAV equipped with a high-fall protection device according to claim 1, characterized in that: A plastic film (21) is fixedly connected to the top end of the inner wall of the rectangular box (2).

10. The UAV equipped with a high-fall protection device according to claim 1, characterized in that: An isolation pad is fixedly connected to one side of the pressing plate (15), and the isolation pad is made of rubber.

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