Casting device for assisting take-off of unmanned aerial vehicle

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a casting device for assisting an unmanned aerial vehicle to take off, which comprises a support, a first support plate and a second support plate, first springs are fixedly connected to the periphery of the top of the first support plate, and a first casting frame is fixedly connected to the tops of the first springs; and the outer side of the second supporting plate is fixedly connected with a third motor, an output shaft of the third motor is fixedly connected with a driving gear, and the outer surface of the driving gear is in meshed connection with a driven gear. The device comprises a second bracket, a first bracket, a first supporting plate, a first spring, a first casting frame, a second spring, a first wind-up roller bracket, a driving gear, a third bracket, a driven gear, a second motor, a second wind-up roller bracket, a second wind-up roller, a fifth bracket, a third motor, a first wind-up roller, a first motor, a sliding plate, a second supporting plate and a second casting frame. Therefore, the device has various casting modes.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to a launching device for assisting unmanned aerial vehicles in taking off. Background Art

[0002] A drone refers to an unmanned aerial vehicle that is controlled by a wireless remote control device and its own control device, such as an unmanned helicopter, a fixed-wing drone, an unmanned paraglider, etc. In the past decade, drones have been widely used in aerial photography, power inspection, environmental monitoring, forest fire prevention, disaster inspection, anti-terrorism and life-saving, military reconnaissance, battlefield assessment and other fields. In order to facilitate the take-off of the drone, a launching device is required, but the existing launching devices are all fixed structures, the take-off angle cannot be adjusted, and vertical launching cannot be performed, which brings inconvenience to people's use. For this reason, we propose a launching device for assisting the drone to take off. Utility Model Content

[0003] The purpose of the utility model is to provide a launching device for assisting a drone to take off, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a launching device for assisting an unmanned aerial vehicle to take off, comprising a support, a first supporting plate and a second supporting plate, wherein the top of the first supporting plate is fixedly connected to a first spring all around, and the top of the first spring is fixedly connected to a first launching frame, the outer side of the second supporting plate is fixedly connected to a third motor, the output shaft of the third motor is fixedly connected to a driving gear, and the outer surface of the driving gear is meshingly connected to a driven gear, the outer side of the driven gear is fixedly connected to a slide plate through a third bracket, the inner surface of the slide plate is fixedly connected to a second spring on both sides, and the end of the second spring is fixedly connected to a second launching frame.

[0005] As a further description of the above technical solution:

[0006] The left end of the top of the support is fixedly connected with a fourth bracket, the top of the support and the right side of the fourth bracket is fixedly connected with an electric telescopic rod, and the telescopic end of the electric telescopic rod is fixedly connected with a clamping plate.

[0007] As a further description of the above technical solution:

[0008] The upper end of the left side of the fourth bracket is fixedly connected to the fourth motor, and the output shaft of the fourth motor is fixedly connected to the second bracket and the first bracket. The second bracket and the first bracket are distributed at ninety degrees, and the ends of the second bracket and the first bracket are fixedly connected to the second support plate and the first support plate respectively.

[0009] As a further description of the above technical solution:

[0010] A second limiting rod is fixedly connected to both sides of the inner surface of the slide plate and located on the inner side of the second spring, a first limiting rod is fixedly connected to the four sides of the bottom of the first ejection frame and located on the inner side of the first spring, and limiting holes are provided at the connection between the first support plate and the first limiting rod and at the connection between the slide plate and the second limiting rod.

[0011] As a further description of the above technical solution:

[0012] The outer side of the driven gear is movably connected with a fifth bracket, and the fifth bracket is fixedly connected to the outer side of the second support plate.

[0013] As a further description of the above technical solution:

[0014] The top of the first support plate is fixedly connected to the first winding roller bracket and the first motor, the inner surface of the first winding roller bracket is movably connected to the first winding roller, the outer surface of the first winding roller is connected to the bottom of the first launching frame through a pull rope, and the first winding roller is also connected to the output shaft of the first motor through a single-sided toothed synchronous belt.

[0015] As a further description of the above technical solution:

[0016] The bottom of the slide plate is fixedly connected to a second motor and a second winding roller bracket, the inner surface of the second winding roller bracket is movably connected to the second winding roller, the outer surface of the second winding roller is connected to the bottom of the second launching frame through a pull rope, and the second winding roller is also transmission-connected to the output shaft of the second motor through a single-sided toothed synchronous belt.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] 1. The utility model can enable the device to have multiple projectile modes through the second bracket, the first bracket, the first support plate, the first spring, the first projectile frame, the second spring, the first winding roller bracket, the driving gear, the third bracket, the driven gear, the second motor, the second winding roller bracket, the second winding roller, the fifth bracket, the third motor, the first winding roller, the first motor, the slide plate, the second support plate and the second projectile frame.

[0019] 2. The utility model can facilitate people to select the projection mode through the support, the fourth motor, the fourth bracket, the electric telescopic rod and the clamping plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model in the first viewing angle state;

[0021] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model in the second viewing angle state;

[0022] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model in the third viewing angle state;

[0023] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model in the fourth viewing angle state.

[0024] In the figure: 1, support; 2, second bracket; 3, first bracket; 4, first support plate; 5, first spring; 6, first ejection frame; 7, second limit rod; 8, second spring; 9, fourth motor; 10, fourth bracket; 11, electric telescopic rod; 12, clamping plate; 13, first limit rod; 14, first winding roller bracket; 15, driving gear; 16, third bracket; 17, driven gear; 18, second motor; 19, second winding roller bracket; 20, second winding roller; 21, fifth bracket; 22, third motor; 23, first winding roller; 24, first motor; 25, slide plate; 26, second support plate; 27, second ejection frame. DETAILED DESCRIPTION

[0025] 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.

[0026] The support 1, the second bracket 2, the first bracket 3, the first support plate 4, the first spring 5, the first ejection frame 6, the second limit rod 7, the second spring 8, the fourth motor 9, the fourth bracket 10, the electric telescopic rod 11, the clamping plate 12, the first limit rod 13, the first winding roller bracket 14, the driving gear 15, the third bracket 16, the driven gear 17, the second motor 18, the second winding roller bracket 19, the second winding roller 20, the fifth bracket 21, the third motor 22, the first winding roller 23, the first motor 24, the skateboard 25, the second support plate 26 and the second ejection frame 27 of the present application are all universal standard parts or parts known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or through conventional experimental methods. Example

[0027] See also Figure 1-Figure 4In order to achieve the purpose of multiple ejection modes, the present embodiment provides the following technical solutions, which specifically disclose: comprising a support 1, a first support plate 4 and a second support plate 26, wherein the first support plate 4 is fixedly connected to the first spring 5 on all sides of the top, and the first spring 5 is fixedly connected to the first ejection frame 6 on the top, the outer side of the second support plate 26 is fixedly connected to the third motor 22, the output shaft of the third motor 22 is fixedly connected to the driving gear 15, and the outer surface of the driving gear 15 is meshingly connected to the driven gear 17, the outer side of the driven gear 17 is fixedly connected to the slide plate 25 through the third bracket 16, the inner surface of the slide plate 25 is fixedly connected to the second spring 8 on both sides, and the end of the second spring 8 is fixedly connected to the second ejection frame 27, the slide plate 2 5 is fixedly connected with the second limiting rod 7 on both sides of the inner surface and located on the inner side of the second spring 8, the first limiting rod 13 is fixedly connected around the bottom of the first ejection frame 6 and located on the inner side of the first spring 5, the connection between the first support plate 4 and the first limiting rod 13 and the connection between the slide plate 25 and the second limiting rod 7 are both provided with limiting holes, the outer side of the driven gear 17 is movably connected with the fifth bracket 21, and the fifth bracket 21 is fixedly connected to the outer side of the second support plate 26, the top of the first support plate 4 is fixedly connected with the first winding roller bracket 14 and the first motor 24, the inner surface of the first winding roller bracket 14 is movably connected with the first winding roller 23, the outer surface of the first winding roller 23 is connected to the bottom of the first ejection frame 6 through a pull rope, and the first winding roller 23 is also The second motor 18 and the second winding roller bracket 19 are fixedly connected to the bottom of the skateboard 25 through a single-sided toothed synchronous belt and a transmission connection with the output shaft of the first motor 24. The inner surface of the second winding roller bracket 19 is movably connected with the second winding roller 20. The outer surface of the second winding roller 20 is connected to the bottom of the second launching frame 27 through a pull rope, and the second winding roller 20 is also connected to the output shaft of the second motor 18 through a single-sided toothed synchronous belt. When the UAV needs to be vertically launched, the first launching frame 6 is made parallel to the support 1, and then the first motor 24 is controlled to rotate. The first winding roller 23 can be driven to rotate through the single-sided toothed synchronous belt, and the first launching frame 6 can be moved downward with the cooperation of the pull rope and the first spring 5, and then the UAV is placed on the first launching frame 6. The first motor 24 is turned off to release the restraining force on the first winding roller 23, so that the UAV can be vertically ejected under the action of the first spring 5. When the UAV needs to be tilted, the slide plate 25 is parallel to the support 1, and then the second motor 18 is controlled to rotate, and the second winding roller 20 can be driven to rotate through the single-sided toothed synchronous belt, and the second ejection frame 27 can be moved to one side of the second winding roller 20 under the cooperation of the pull rope and the second spring 8, and then the UAV is placed on the surface of the slide plate 25 and fits the surface of the second ejection frame 27, and finally the second motor 18 is turned off to release the restraining force on the second winding roller 20, so that the UAV can be tilted and ejected under the action of the second spring 8. At the same time,People can control the third motor 22 to rotate as needed. The third motor 22 will drive the driving gear 15 to rotate while rotating. The driving gear 15 will drive the driven gear 17 to rotate while rotating, so that the inclination angle of the skateboard 25 can be adjusted. Example

[0028] See also Figure 1 and Figure 2 In order to achieve the purpose of selecting the ejection mode, the present embodiment provides the following technical solutions, which specifically disclose: a fourth bracket 10 is fixedly connected to the left end of the top of the support 1, an electric telescopic rod 11 is fixedly connected to the top of the support 1 and located on the right side of the fourth bracket 10, and a card plate 12 is fixedly connected to the telescopic end of the electric telescopic rod 11, a fourth motor 9 is fixedly connected to the upper end of the left side of the fourth bracket 10, and the output shaft of the fourth motor 9 is fixedly connected to the second bracket 2 and the first bracket 3, the second bracket 2 and the first bracket 3 are distributed at ninety degrees, and the ends of the second bracket 2 and the first bracket 3 are respectively fixedly connected to the second support plate 26 and the first support plate 4, and the fourth motor 9 is controlled to rotate, so that the second bracket 2 or the first bracket 3 can be parallel to the support 1, so that people can conveniently select the ejection mode, and people can control the extension of the electric telescopic rod 11 as needed to make the card plate 12 contact with the output shaft of the fourth motor 9, so that the position of the second bracket 2 or the first bracket 3 can be limited, thereby improving the stability of the drone during ejection.

[0029] The working principle of the present application is as follows: first, all electrical equipment are connected to the power supply and controller. When the UAV needs to be vertically ejected, the first ejection frame 6 is made parallel to the support 1, and then the first motor 24 is controlled to rotate. The first winding roller 23 can be driven to rotate through the single-sided toothed synchronous belt, and the first ejection frame 6 can be moved downward with the cooperation of the pull rope and the first spring 5, and then the UAV is placed on the surface of the first ejection frame 6. Finally, the first motor 24 is turned off to release the restraining force of the first motor 24 on the first winding roller 23, so that the UAV can be vertically ejected under the action of the first spring 5. When the UAV needs to be tilted, the slide plate 25 is made parallel to the support 1, and then the second motor 18 is controlled to rotate. The second winding roller 20 can be driven to rotate through the single-sided toothed synchronous belt, and the second ejection frame 27 can be moved to one side of the second winding roller 20 with the cooperation of the pull rope and the second spring 8, and then the UAV is The human-machine is placed on the surface of the slide plate 25 and is in contact with the surface of the second ejection frame 27. Finally, the second motor 18 is turned off to release the restraining force on the second winding roller 20, so that the drone can be tilted and ejected under the action of the second spring 8. At the same time, people can control the third motor 22 to rotate as needed. The third motor 22 will drive the driving gear 15 to rotate while rotating, and the driving gear 15 will drive the driven gear 17 to rotate while rotating, so that the inclination angle of the slide plate 25 can be adjusted. The fourth motor 9 is controlled to rotate so that the second bracket 2 or the first bracket 3 can be parallel to the support 1, so that people can choose the ejection mode conveniently, and people can control the extension of the electric telescopic rod 11 as needed to make the card plate 12 contact with the output shaft of the fourth motor 9, so that the position of the second bracket 2 or the first bracket 3 can be limited, thereby improving the stability of the drone during ejection.

[0030] Although the 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. A launching device for assisting an unmanned aerial vehicle to take off, comprising a support (1), a first supporting plate (4) and a second supporting plate (26), characterized in that: The first support plate (4) is fixedly connected to first springs (5) on all sides of the top, and the first spring (5) is fixedly connected to a first ejection frame (6) on the top; the outer side of the second support plate (26) is fixedly connected to a third motor (22); the output shaft of the third motor (22) is fixedly connected to a driving gear (15), and the outer surface of the driving gear (15) is meshingly connected to a driven gear (17); the outer side of the driven gear (17) is fixedly connected to a slide plate (25) via a third bracket (16); the inner surface of the slide plate (25) is fixedly connected to second springs (8) on both sides, and the end of the second spring (8) is fixedly connected to a second ejection frame (27).

2. The projectile device for assisting a drone to take off according to claim 1, characterized in that: The left end of the top of the support (1) is fixedly connected to a fourth bracket (10), the top of the support (1) and located on the right side of the fourth bracket (10) is fixedly connected to an electric telescopic rod (11), and the telescopic end of the electric telescopic rod (11) is fixedly connected to a clamping plate (12).

3. The projectile device for assisting a drone to take off according to claim 2, characterized in that: The upper end of the left side of the fourth bracket (10) is fixedly connected to a fourth motor (9), the output shaft of the fourth motor (9) is fixedly connected to the second bracket (2) and the first bracket (3), the second bracket (2) and the first bracket (3) are arranged at a 90-degree angle, and the ends of the second bracket (2) and the first bracket (3) are fixedly connected to a second support plate (26) and a first support plate (4), respectively.

4. The projectile device for assisting a drone to take off according to claim 1, characterized in that: A second limiting rod (7) is fixedly connected to both sides of the inner surface of the slide plate (25) and is located inside the second spring (8); a first limiting rod (13) is fixedly connected to the periphery of the bottom of the first ejection frame (6) and is located inside the first spring (5); and limiting holes are provided at the connection between the first support plate (4) and the first limiting rod (13) and at the connection between the slide plate (25) and the second limiting rod (7).

5. The projectile device for assisting an unmanned aerial vehicle to take off according to claim 1, characterized in that: The outer side of the driven gear (17) is movably connected to a fifth bracket (21), and the fifth bracket (21) is fixedly connected to the outer side of the second support plate (26).

6. The projectile device for assisting an unmanned aerial vehicle to take off according to claim 1, characterized in that: The top of the first support plate (4) is fixedly connected to a first winding roller bracket (14) and a first motor (24); the inner surface of the first winding roller bracket (14) is movably connected to the first winding roller (23); the outer surface of the first winding roller (23) is connected to the bottom of the first projectile frame (6) via a pull rope, and the first winding roller (23) is also connected to the output shaft of the first motor (24) via a single-sided toothed synchronous belt.

7. The projectile device for assisting a drone to take off according to claim 1, characterized in that: The bottom of the slide plate (25) is fixedly connected to a second motor (18) and a second winding roller bracket (19); the inner surface of the second winding roller bracket (19) is movably connected to a second winding roller (20); the outer surface of the second winding roller (20) is connected to the bottom of the second projectile frame (27) via a pull rope, and the second winding roller (20) is also transmission-connected to the output shaft of the second motor (18) via a single-sided toothed synchronous belt.

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