Unmanned aerial vehicle camera fixing frame for surveying and mapping engineering

Abstract

The utility model relates to the technical field of surveying and mapping engineering, and discloses an unmanned aerial vehicle camera fixing frame for surveying and mapping engineering, which comprises a fixing seat, a connecting seat is arranged in the fixing seat, a rotating cylinder is rotatably connected in the connecting seat through a bearing, a telescopic cylinder is slidably connected in the rotating cylinder, and one end of the telescopic cylinder is fixedly connected with a sliding plate. The sliding plate is in sliding connection with the inner wall of the telescopic cylinder, a spring arranged on the telescopic cylinder in a sleeving mode is arranged on one side of the sliding plate, the other end of the telescopic cylinder penetrates through the rotating cylinder to be fixedly connected with a connector, a mounting base is fixedly connected to the connector, a rotating shaft is rotationally connected into the mounting base, and a rotating base is fixedly connected to the rotating shaft. According to the utility model, through mutual cooperation of axial rotation and vertical rotation, dead-corner-free adjustment of the surveying and mapping angle of the camera is realized, and meanwhile, the telescopic distance of the camera can be adjusted through the telescopic driving assembly, so that the camera can extend out of the equipment, and the equipment is convenient to use. Therefore, the camera can be quickly replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and mapping engineering, in particular to a camera fixing frame for an unmanned aerial vehicle used in surveying and mapping engineering. Background Art

[0002] The intelligent application system of big data in high-security places is based on existing video surveillance technology, integrated with edge intelligent devices, combined with the supervision needs of different places, and through the linkage of the system, command center, and back-end support department, an intelligent application system is formed to intervene in potential risks in advance. Using drones for small-area remote sensing aerial photography technology is one of the means of video collection. It has achieved significant results and experience in practice and plays a great role in emergency response and early warning of emergencies.

[0003] Nowadays, the cameras on drones are generally fixed and the angle cannot be adjusted. The angle of the camera needs to be adjusted by controlling the angle of the drone, which causes trouble and inconvenience in use. In addition, when the camera fails during use, the existing camera and drone disassembly and assembly procedures are relatively cumbersome, consuming a lot of unnecessary time and not conducive to later maintenance. Utility Model Content

[0004] The purpose of the utility model is to provide a camera fixing bracket for an unmanned aerial vehicle used in surveying and mapping engineering, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A camera fixing bracket for an unmanned aerial vehicle for surveying and mapping engineering comprises a fixing seat, a connecting seat is arranged inside the fixing seat, a rotating cylinder is rotatably connected inside the connecting seat through a bearing, a telescopic cylinder is slidably connected inside the rotating cylinder, a sliding plate is fixedly connected to one end of the telescopic cylinder, the sliding plate is slidably connected to the inner wall of the telescopic cylinder, a spring sleeved on the telescopic cylinder is arranged on one side of the sliding plate, the other end of the telescopic cylinder passes through the rotating cylinder and is fixedly connected to a connecting head, a mounting seat is fixedly connected to the connecting head, a rotating shaft is rotatably connected inside the mounting seat, a rotating seat is fixedly connected to the rotating shaft, a camera is mounted on the rotating seat through a connecting bolt, a first motor is fixedly connected to the mounting seat, an output shaft of the first motor is fixedly connected to the rotating shaft, a rotating driving component for driving the rotating cylinder to rotate is arranged between the fixed seat and the rotating cylinder, and a telescopic driving component for driving the telescopic cylinder to telescope is arranged between the telescopic cylinder and the rotating cylinder.

[0007] As a further solution of the utility model: a protective cover is fixedly connected to the bottom of the fixing seat, an inlet and outlet are arranged at the bottom of the protective cover, a protective cover is installed in the inlet and outlet, and a mounting frame is fixedly connected to the top of the fixing seat.

[0008] As a further solution of the utility model: the rotation drive assembly includes a bevel gear ring fixedly connected to the outer wall of the rotating cylinder, a fixed block is fixedly connected to the fixed seat, a third motor is fixedly connected to the fixed block, a first bevel gear is fixedly connected to the output shaft of the third motor, and the first bevel gear and the bevel gear ring are meshed with each other.

[0009] As a further solution of the utility model: the telescopic drive assembly includes a threaded cylinder fixedly connected in the rotating cylinder, a lead screw is threadedly connected in the threaded cylinder, and one end of the lead screw is rotatably connected to the telescopic cylinder.

[0010] As a further solution of the utility model: a fixed cylinder is fixedly connected to the rotating cylinder, a mounting plate is slidably connected inside the fixed cylinder, a second motor is fixedly connected to the mounting plate, and an output shaft of the second motor is fixedly connected to the lead screw.

[0011] As a further solution of the utility model: a limiting groove is arranged on the inner wall of the fixing cylinder, a limiting block is fixedly connected to the mounting plate, and the limiting block is slidably connected to the limiting groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model can realize the non-dead-angle adjustment of the surveying angle of the camera through the mutual cooperation of axial rotation and vertical rotation, and at the same time, the telescopic distance of the camera can be adjusted through the telescopic drive assembly, so as to extend the camera out of the device, thereby quickly replacing the camera, thereby improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a schematic structural diagram of a drone camera fixing bracket for surveying and mapping engineering.

[0014] Figure 2 It is a cross-sectional view of a camera fixing bracket for an unmanned aerial vehicle used for surveying and mapping engineering in the utility model.

[0015] Figure 3 The utility model is a schematic diagram of the internal structure of a protective cover in a camera fixing frame of an unmanned aerial vehicle for surveying and mapping engineering.

[0016] In the figure: 1-fixed seat, 2-mounting frame, 3-connecting seat, 4-rotating cylinder, 5-sliding plate, 6-telescopic cylinder, 7-spring, 8-connecting head, 9-mounting seat, 10-rotating shaft, 11-rotating seat, 12-connecting bolt, 13-camera, 14-threaded cylinder, 15-screw, 16-fixed cylinder, 17-mounting plate, 18-limiting groove, 19-limiting block, 20-second motor, 21-bevel gear ring, 22-fixed block, 23-third motor, 24-first bevel gear, 25-protective cover, 26-inlet and outlet, 27-protective cover, 28-first motor. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1 to Figure 3In the embodiment of the utility model, a camera fixing bracket for a drone used for surveying and mapping engineering comprises a fixing seat 1, a connecting seat 3 is arranged in the fixing seat 1, a rotating cylinder 4 is rotatably connected in the connecting seat 3 through a bearing, a telescopic cylinder 6 is slidably connected in the rotating cylinder 4, a sliding plate 5 is fixedly connected to one end of the telescopic cylinder 6, the sliding plate 5 is slidably connected to the inner wall of the telescopic cylinder 6, a spring 7 sleeved on the telescopic cylinder 6 is arranged on one side of the sliding plate 5, the other end of the telescopic cylinder 6 passes through the rotating cylinder 4 and is fixedly connected to a connecting head 8, a mounting seat 9 is fixedly connected to the connecting head 8, a rotating shaft 10 is rotatably connected in the mounting seat 9, and a rotating seat 11 is fixedly connected to the rotating shaft 10, A camera 13 is mounted on the rotating seat 11 by a connecting bolt 12, a first motor 28 is fixedly connected to the mounting seat 9, an output shaft of the first motor 28 is fixedly connected to the rotating shaft 10, a rotating drive assembly for driving the rotating cylinder 4 to rotate is arranged between the fixed seat 1 and the rotating cylinder 4, a telescopic drive assembly for driving the telescopic cylinder 6 to telescope is arranged between the telescopic cylinder 6 and the rotating cylinder 4, a protective cover 25 is fixedly connected to the bottom of the fixed seat 1, an inlet and outlet 26 is arranged at the bottom of the protective cover 25, a protective cover 27 is installed in the inlet and outlet 26, a mounting frame 2 is fixedly connected to the top of the fixed seat 1, and the utility model The device is installed on the drone through the mounting frame 2. The utility model protects the device through the protective cover 25 to prevent the device from being damaged by collision, and protects the inlet and outlet 26 through the protective cover 27 to prevent debris from entering the protective cover 25. The utility model first installs the camera 13 on the fixed rotating seat 11 through the connecting bolt 12. When the device is not in operation, the camera 13 shrinks in the protective cover 25, so that the device is protected by the protective cover 25. Before use, the protective cover 27 is first opened. When the drone takes off, the telescopic cylinder 6 is first driven to extend and retract on the rotating cylinder 4 through the telescopic drive assembly. The telescopic cylinder 6 The camera 13 is driven to extend out from the inlet and outlet 26, and then the rotating cylinder 4 can be driven to rotate by the rotating drive assembly, so as to adjust the axial angle of the camera 13. At the same time, the rotating shaft 10 can be driven to rotate by the first motor 28, and the rotating shaft 10 drives the camera 13 to rotate in the vertical direction, so as to adjust the angle of the camera 13 in the vertical direction. At this time, the mapping angle of the camera 13 can be adjusted without dead angles through the mutual cooperation of axial rotation and vertical rotation. At the same time, the telescopic distance of the camera 13 can be adjusted by the telescopic drive assembly, so as to fine-tune the focus of the camera 13.

[0019] In one case of this embodiment, see Figure 1 to Figure 3The rotation driving assembly includes a bevel gear ring 21 fixedly connected to the outer wall of the rotating cylinder 4, a fixed block 22 is fixedly connected to the fixed seat 1, a third motor 23 is fixedly connected to the fixed block 22, a first bevel gear 24 is fixedly connected to the output shaft of the third motor 23, the first bevel gear 24 is meshed with the bevel gear ring 21, the rotation driving assembly drives the first bevel gear 24 to rotate through the third motor 23, and the first bevel gear 24 drives the rotating cylinder 4 to rotate by meshing with the bevel gear ring 21.

[0020] In one case of this embodiment, see Figure 1 to Figure 3 The telescopic drive assembly includes a threaded cylinder 14 fixedly connected to the rotating cylinder 4, a lead screw 15 is threadedly connected to the threaded cylinder 14, one end of the lead screw 15 is rotatably connected to the telescopic cylinder 6, a fixed cylinder 16 is fixedly connected to the rotating cylinder 4, a mounting plate 17 is slidably connected to the fixed cylinder 16, a second motor 20 is fixedly connected to the mounting plate 17, and the output shaft of the second motor 20 is fixedly connected to the lead screw 15, a limiting groove 18 is provided on the inner wall of the fixed cylinder 16, a limiting block 19 is fixedly connected to the mounting plate 17, and the limiting block 19 is slidably connected to the limiting groove 18. The telescopic drive assembly axially limits the mounting plate 17 through the sliding connection between the limiting groove 18 and the limiting block 19, and at the same time, the telescopic drive assembly drives the lead screw 15 to rotate through the second motor 20, and the lead screw 15 is threadedly connected to the threaded cylinder 14 to convert the rotary motion of the lead screw 15 into the linear motion of the lead screw 15, and the lead screw 15 drives the telescopic cylinder 6 to telescope.

[0021] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, so it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0022] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. 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 camera mounting bracket for an unmanned aerial vehicle for surveying and mapping engineering, comprising a mounting seat, characterized in that: The sprocket wheel is equipped with a gear train coupled to the gear train, and the gear train is coupled to the gear train via a threaded connection to the gear train, and the sprocket wheel is coupled to the gear train via a threaded connection to the gear train.

2. The camera fixing bracket for a drone used for surveying and mapping engineering according to claim 1 is characterized in that: A protective cover is fixedly connected to the bottom of the fixing seat, an inlet and outlet are arranged at the bottom of the protective cover, a protective cover is installed in the inlet and outlet, and a mounting frame is fixedly connected to the top of the fixing seat.

3. The camera fixing bracket for an unmanned aerial vehicle for surveying and mapping engineering according to claim 1 is characterized in that: The rotary drive assembly includes a bevel gear ring fixedly connected to the outer wall of the rotating cylinder, a fixed block fixedly connected to the fixed seat, a third motor fixedly connected to the fixed block, a first bevel gear fixedly connected to the output shaft of the third motor, and the first bevel gear and the bevel gear ring are meshed with each other.

4. The camera fixing bracket for a drone used for surveying and mapping engineering according to claim 1 is characterized in that: The telescopic drive assembly comprises a threaded cylinder fixedly connected in the rotating cylinder, a lead screw is threadedly connected in the threaded cylinder, and one end of the lead screw is rotatably connected to the telescopic cylinder.

5. The camera fixing bracket for an unmanned aerial vehicle for surveying and mapping engineering according to claim 4 is characterized in that: The rotating cylinder is fixedly connected with a fixed cylinder, a mounting plate is slidably connected in the fixed cylinder, a second motor is fixedly connected with the mounting plate, and an output shaft of the second motor is fixedly connected with the lead screw.

6. The camera fixing bracket for an unmanned aerial vehicle for surveying and mapping engineering according to claim 5, characterized in that: A limiting groove is arranged on the inner wall of the fixing cylinder, a limiting block is fixedly connected to the mounting plate, and the limiting block is slidably connected to the limiting groove.

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