Geographic surveying and mapping unmanned aerial vehicle

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a geographic surveying and mapping unmanned aerial vehicle which comprises an unmanned aerial vehicle body, a vehicle arm is arranged on the outer wall of the unmanned aerial vehicle body, a rocker arm is hinged to the other end of the vehicle arm, a supporting frame is clamped to the outer wall of the vehicle arm, and a protection rod is fixedly connected to the other end of the supporting frame. The mounting groove is formed in the upper surface of the unmanned aerial vehicle body; and the driving assembly comprises a micro motor, and the micro motor is fixedly connected to the interior of the rocker arm. Through the arrangement of the protection rod, a certain protection effect can be achieved, a propeller rotating at a high speed is prevented from colliding with an external object, meanwhile, through the arrangement of the supporting frame, a good limiting effect can be achieved on unfolding of the rocker arm, and the requirement for adaptive installation and positioning of the parachute assembly of the unmanned aerial vehicle is further met in cooperation with the installation groove; and the use convenience and safety of the device are greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to a geographical surveying and mapping unmanned aerial vehicle. Background Art

[0002] Unmanned aerial vehicle, referred to as "drone", is an unmanned aircraft controlled by radio remote control equipment and self-contained program control device, or operated completely or intermittently autonomously by an onboard computer. With the development of its technology, drones are needed to carry out high-altitude mapping and surveying in some areas in geographic surveying.

[0003] When existing geographic mapping drones are used, due to the complex environment in which they are used, the propellers of traditional drones do not have effective protection functions, which causes the propellers to collide with the outside world when rotating at high speed, causing the drone to fall. At the same time, traditional drones cannot be installed on existing drone parachute components, reducing their flexibility in use. Utility Model Content

[0004] The purpose of the utility model is to provide a geographic surveying and mapping UAV to solve the problem proposed in the above-mentioned background technology that the UAV does not have an effective protection function, so that the propeller collides with the outside when rotating at high speed, causing the UAV to fall, and the traditional UAV cannot be installed on the existing UAV parachute assembly, reducing its flexibility of use.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a geographic surveying and mapping drone, comprising:

[0006] A drone body, wherein an arm is arranged on the outer wall of the drone body, a rocker arm is hinged at the other end of the arm, a support frame is clamped on the outer wall of the arm, and a protective rod is fixedly connected to the other end of the support frame;

[0007] A mounting groove, the mounting groove being arranged on the upper surface of the drone body;

[0008] The driving assembly includes a micro motor, the micro motor is fixedly connected to the inside of the rocker arm, the output end of the micro motor is connected to a first gear, the outside of the first gear is meshed with a second gear, and the center of the second gear is fixedly connected to a propeller.

[0009] Preferably, the machine arms and rocker arms are each provided with four groups, and the upper and lower ends of the machine arms are both provided with slots adapted to the support frame.

[0010] Preferably, the machine arm is rotatably connected to the rocker arm via a bolt pin, and a support frame is sleeved on the outside of the bolt pin.

[0011] Preferably, the end of the support frame close to the machine arm is in a U-shaped structure, the support frame is in an arc-shaped structure at the position corresponding to the unfolded rocker arm, and the arc-shaped structure and the outer wall of the rocker arm are both provided with magnetic strips.

[0012] Preferably, the height of the protective rod is greater than the height of the propeller, and the inner diameter of the protective rod is greater than the diameter of the propeller, and the central axis of the propeller is rotatably connected to the rocker arm.

[0013] Preferably, four groups of the support frames and protective rods are provided, and each group of the support frames and protective rods corresponds to a group of rocker arms. A clamping plate is provided on the top of the rocker arm, and a rotating hole is opened on the clamping plate relative to the central axis of the propeller.

[0014] Preferably, the outer walls of the mounting grooves are fixedly connected with threaded barrels, the internal threads of the threaded barrels are connected with threaded rods, one end of the threaded rods is fixedly connected with a pressure plate, and the end of the threaded rods away from the pressure plate is fixedly connected with an anti-slip handle.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model can play a certain protective role through the setting of the protective rod, avoiding the collision between the high-speed rotating propeller and the external objects, and at the same time, through the setting of the support frame, it can play a good limiting role in the deployment of the rocker arm, and further cooperate with the installation groove to meet the adaptability installation positioning of the drone parachute assembly, thereby greatly improving the convenience and safety of the use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the exploded structure of the drive assembly of the utility model;

[0018] Figure 3 This is a schematic diagram of the propeller distribution structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the overall structure of the drive assembly of the utility model;

[0020] Figure 5 It is a schematic diagram of the overall structure of the installation slot of the utility model.

[0021] In the figure: 1. UAV body; 11. Arm; 12. Rocker arm; 13. Support frame; 14. Protective rod; 2. Mounting slot; 21. Threaded cylinder; 22. Threaded rod; 23. Press plate; 3. Drive assembly; 31. Micro motor; 32. First gear; 33. Second gear; 34. Propeller. DETAILED DESCRIPTION

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

[0023] See also Figure 1-5 , an embodiment provided by the utility model: a geographic surveying and mapping drone, comprising:

[0024] The drone body 1 has an arm 11 on its outer wall, a rocker arm 12 is hinged at the other end of the arm 11, a support frame 13 is engaged with the outer wall of the arm 11, and a protective rod 14 is fixedly connected to the other end of the support frame 13. Through the arrangement of this structure, the support frame 13 and the protective rod 14 can cooperate to achieve safety protection for the propeller 34, thereby preventing the high-speed rotating propeller 34 from causing personal injury and preventing it from colliding with foreign objects.

[0025] The mounting groove 2 is arranged on the upper surface of the UAV body 1. The UAV body 1 model can refer to M350RTK, which adopts precision RTK positioning technology, global satellite navigation system (GNSS) technology, remote control technology and computer vision technology, and can meet complex application scenarios such as engineering measurement, agricultural measurement, environmental monitoring, forestry measurement, 3D modeling, etc.;

[0026] The driving component 3 includes a micro motor 31, which is fixedly connected to the inside of the rocker arm 12. The output end of the micro motor 31 is connected to a first gear 32, the outside of the first gear 32 is meshed with a second gear 33, and the center of the second gear 33 is fixedly connected to a propeller 34. The first gear 32 is driven by the micro motor 31 to rotate, and the propeller 34 is further driven by the second gear 33 to rotate.

[0027] Furthermore, the machine arm 11 and the rocker arm 12 are each provided with four groups, and slots adapted to the support frame 13 are opened at the upper and lower ends of the machine arm 11. The machine arm 11 is rotatably connected to the rocker arm 12 through a bolt pin shaft, and the support frame 13 is also sleeved on the outside of the bolt pin shaft. The installation and positioning of the machine arm 11 and the support frame 13 are completed by the penetration and tightening of the bolt pin shaft. At the same time, the slot-type installation ensures the stability of the installation of the support frame 13.

[0028] Furthermore, the end of the support frame 13 close to the arm 11 is in a U-shaped structure, and the support frame 13 is in an arc-shaped structure corresponding to the unfolded position of the rocker arm 12, and the arc-shaped structure and the outer wall of the rocker arm 12 are both provided with magnetic strips. Through the setting of the special structure of the support frame 13, it is possible to cooperate with the installation of the magnetic strips, so that when the rocker arm 12 is unfolded, the mutual attraction of the magnetic strips at the contact points can achieve auxiliary positioning of the unfolded rocker arm 12, further improving the stability of the unfolded rocker arm 12 and preventing it from loosening in the later stage and affecting its support stability.

[0029] Furthermore, the height of the protective rod 14 is greater than the height of the propeller 34, and the inner diameter of the protective rod 14 is greater than the diameter of the propeller 34. The central axis of the propeller 34 is rotatably connected to the rocker arm 12. The support frame 13 and the protective rod 14 are each provided with four groups, and each group of the support frame 13 and the protective rod 14 corresponds to a group of rocker arms 12. A clamping plate is provided at the top of the rocker arm 12, and the clamping plate is provided with a rotating hole for the central axis of the propeller 34.

[0030] Furthermore, the outer wall of the mounting groove 2 is fixedly connected with a threaded barrel 21, the internal thread of the threaded barrel 21 is connected with a threaded rod 22, one end of the threaded rod 22 is fixedly connected with a pressure plate 23, and the end of the threaded rod 22 away from the pressure plate 23 is fixedly connected with an anti-slip handle, and the threaded connection between the threaded rod 22 and the threaded barrel 21 can realize the position adjustment of the threaded rod 22, and then realize the position movement of the pressure plate 23 by adjusting the position of the threaded rod 22, so that the shell of the drone parachute assembly is squeezed and positioned by the pressure plate 23, and the drone parachute assembly is quickly installed. The setting of the adjustable structure of the threaded rod 22 can effectively adapt to drone parachute assemblies of different sizes, so that the drone parachute assembly (refer to model DPS-Y300) can be worn to avoid the device from falling and being damaged when it is unpowered.

[0031] Working principle: The drone body 1 and micro motor 31 used in this application are products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be repeated here. When the utility model is in use, first install the drone parachute assembly inside the mounting groove 2, further rotate the rocker arm 12 to unfold the rocker arm 12, and engage the rocker arm 12 inside the support frame 13 to ensure the stability of the unfolding of the rocker arm 12, and then start the drone body 1.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A geographic surveying and mapping drone, characterized in that: include: An unmanned aerial vehicle body (1), wherein an arm (11) is arranged on an outer wall of the unmanned aerial vehicle body (1), a rocker arm (12) is hingedly connected to the other end of the arm (11), a support frame (13) is engaged with the outer wall of the arm (11), and a protective rod (14) is fixedly connected to the other end of the support frame (13); A mounting groove (2), wherein the mounting groove (2) is arranged on the upper surface of the drone body (1); A drive assembly (3), the drive assembly (3) comprising a micro motor (31), the micro motor (31) being fixedly connected to the inside of the rocker arm (12), the output end of the micro motor (31) being connected to a first gear (32), the outside of the first gear (32) being meshed with a second gear (33), and the center of the second gear (33) being fixedly connected to a propeller (34).

2. A geographic surveying and mapping UAV according to claim 1, characterized in that: The machine arm (11) and the rocker arm (12) are both provided with four groups, and the upper and lower ends of the machine arm (11) are both provided with slots for matching the support frame (13).

3. A geographic surveying and mapping UAV according to claim 1, characterized in that: The machine arm (11) is rotatably connected to the rocker arm (12) via a bolt pin shaft, and a support frame (13) is sleeved on the outside of the bolt pin shaft.

4. A geographic surveying and mapping UAV according to claim 1, characterized in that: The end of the support frame (13) close to the machine arm (11) is in a U-shaped structure, and the support frame (13) is in an arc-shaped structure at the position where the rocker arm (12) is unfolded, and magnetic strips are provided on the outer wall of the arc-shaped structure and the rocker arm (12).

5. The geographic surveying and mapping UAV according to claim 1, characterized in that: The height of the protection rod (14) is greater than the height of the propeller (34), and the inner diameter of the protection rod (14) is greater than the diameter of the propeller (34). The central axis of the propeller (34) is rotatably connected to the rocker arm (12).

6. A geographic surveying and mapping UAV according to claim 5, characterized in that: The support frame (13) and the protective rod (14) are both provided in four groups, and each group of the support frame (13) and the protective rod (14) corresponds to a group of rocker arms (12). A clamping plate is provided at the top of the rocker arm (12), and a rotation hole is opened on the clamping plate relative to the central axis of the propeller (34).

7. A geographic surveying and mapping UAV according to claim 1, characterized in that: The outer wall of the installation groove (2) is fixedly connected with a threaded cylinder (21), the inner thread of the threaded cylinder (21) is connected with a threaded rod (22), one end of the threaded rod (22) is fixedly connected with a pressure plate (23), and the end of the threaded rod (22) away from the pressure plate (23) is fixedly connected with an anti-slip handle.

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