CN213323647U

CN213323647U - Four rotor unmanned aerial vehicle structures

Info

Publication number: CN213323647U
Application number: CN202022594571.6U
Authority: CN
Inventors: 王影; 鞠皓; 贾志成; 周宏平; 许林云
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-06-01
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a four rotor unmanned aerial vehicle structures, concretely relates to unmanned air vehicle technique field, which comprises a housing, four branches are installed to the circumference side outer wall of casing, and the top of casing is provided with the protection casing, four the terminal top of branch all is provided with the motor, the output shaft tip of motor is provided with the screw, the cassette is installed to the bottom of casing, the circumference side outer wall of cassette is equipped with the locating hole. The utility model discloses well long spring resumes deformation and produces reaction force, spacing fixture block promotes during the location arch enters into the locating hole, the connection of seat and cassette of making a video recording has been realized, the seat of making a video recording is the dismantlement formula structure with the cassette design, be convenient for to the installation and the maintenance of the seat of making a video recording, protection casing, inserted sheet and slot have been set up, the inserted sheet enters into the slot, imbed the inside of location screw two and location screw one with self tapping screw, the installation of protection casing has been realized, can protect the top of casing through the protection casing.

Description

Four rotor unmanned aerial vehicle structures

Technical Field

The utility model relates to an unmanned air vehicle technique field especially relates to a four rotor unmanned aerial vehicle structure.

Background

Unmanned vehicles include the aircraft and carry on the cloud platform of a carrier, and unmanned aerial vehicle technique's growing and maturity, many occasions all need to utilize unmanned aerial vehicle to produce and work, and wherein four rotor unmanned aerial vehicle's technique is the most mature, uses also the most extensively.

Patent application publication No. CN 208683092U's utility model patent discloses a novel four rotor unmanned aerial vehicle, to the effectual moment that has reduced horn and fuselage junction, improve unmanned aerial vehicle's flight safety and the safety of structure.

However, in actual use, the camera seat and the casing are not easy to detach, and the electronic components in the camera seat are not easy to overhaul.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a four rotor unmanned aerial vehicle structure to solve the problem mentioned in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a quad-rotor unmanned aerial vehicle structure comprises a casing, wherein four support rods are mounted on the outer wall of the circumferential side of the casing, a protective cover is arranged at the top end of the casing, a motor is arranged at the top of the tail end of each support rod, a propeller is arranged at the end part of an output shaft of the motor, a clamping seat is mounted at the bottom end of the casing, positioning holes are formed in the outer wall of the circumferential side of the clamping seat, and a camera seat is connected to the bottom end of the clamping seat;

the camera shooting device is characterized in that a limiting cavity is arranged inside the upper portion of the camera shooting seat, a long spring is installed on the inner wall of the limiting cavity, a limiting fixture block is fixedly connected to one end of the long spring, one end of the limiting fixture block is attached to the inner wall of the long spring, a positioning protrusion is fixedly connected to one side of the limiting fixture block, and the positioning protrusion is matched with the positioning hole.

By adopting the technical scheme, upward external force is applied to the camera shooting seat, when the positioning protrusion reaches the position of the positioning hole, the long spring recovers deformation and generates reaction force, the positioning protrusion is pushed by the limiting clamping block to enter the positioning hole, connection of the camera shooting seat and the clamping seat is realized, the camera shooting seat and the clamping seat are designed to be of a detachable structure, and installation and maintenance of the camera shooting seat are facilitated.

Preferably, the outer wall of the circumferential side of the camera seat is provided with a guide block, the inner wall of the card seat is provided with a guide groove, and the guide groove is connected with the guide block in a sliding manner.

Through adopting above-mentioned technical scheme, the guide block takes place to slide with the guide way, provides directional track for the seat of making a video recording.

Preferably, the front surface middle part embedding of taking a picture the seat is provided with infrared camera, and the both sides of taking a picture the seat all are provided with the bracing piece, the top surface of bracing piece and the bottom mounting of casing.

Through adopting above-mentioned technical scheme, bottom and the ground contact through four bracing pieces protect the seat of making a video recording, avoid making a video recording seat and ground to take place the friction.

Preferably, the bottom end of the protective cover is fixedly provided with an inserting piece, and the surface of the inserting piece is provided with a first positioning screw hole.

Through adopting above-mentioned technical scheme, be convenient for self tapping screw's penetration.

Preferably, the top surface of the casing is provided with a slot, the circumferential side outer wall of the casing is provided with a second positioning screw hole, and the slot is inserted into the insertion piece.

Through adopting above-mentioned technical scheme, slot and inserted sheet match the setting, are convenient for realize the installation of protective housing.

Preferably, the second positioning screw hole is communicated with the slot, a self-tapping screw is embedded into the second positioning screw hole, and one end of the self-tapping screw is in threaded connection with the first positioning screw hole.

Through adopting above-mentioned technical scheme, realized the stable connection of protection casing and casing.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. through having set up location arch, locating hole and spacing fixture block, exert ascending external force to the seat of making a video recording, the guide block takes place to slide with the guide way, when the location arch will reach the position of locating hole, long spring resumes deformation and produces reaction force, spacing fixture block is promoting the protruding locating hole that enters into of location, has realized making a video recording the seat and is connected with the cassette, and the seat of making a video recording is the dismantlement formula structure with the cassette design, is convenient for to the installation and the maintenance of the seat of making a video recording.

2. Through having set up protection casing, inserted sheet and slot, the inserted sheet enters into the slot, and location screw two is in same water flat line with location screw one this moment, imbeds the inside of location screw two and location screw one with the self tapping screw afterwards, has realized the installation of protection casing, can protect the top of casing through the protection casing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the schematic view of the connection structure between the camera seat and the card seat of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the protection cover and the casing in the open state.

The reference signs are: 1. a housing; 2. a strut; 3. a motor; 4. a propeller; 5. a support bar; 6. a card holder; 7. positioning holes; 8. a camera seat; 9. an infrared camera; 10. a guide block; 11. a guide groove; 12. a limiting cavity; 13. a long spring; 14. a limiting clamping block; 15. positioning the projection; 16. a protective cover; 17. inserting sheets; 18. a first positioning screw hole; 19. a slot; 20. a second positioning screw hole; 21. self-tapping screw.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-2, the utility model provides a quad-rotor unmanned aerial vehicle structure, which comprises a casing 1, four supporting rods 2 are installed on the circumferential side outer wall of the casing 1, a protective cover 16 is arranged on the top end of the casing 1, a motor 3 is arranged on the top end of each supporting rod 2, a screw propeller 4 is arranged on the end portion of an output shaft of the motor 3, a clamping seat 6 is installed on the bottom end of the casing 1, a positioning hole 7 is arranged on the circumferential side outer wall of the clamping seat 6, a camera seat 8 is connected on the bottom end of the clamping seat 6, a limiting cavity 12 is arranged in the upper portion of the camera seat 8, a long spring 13 is installed on the inner wall of the limiting cavity 12, a limiting block 14 is fixedly connected to one end of the long spring 13, one end of the limiting block 14 is attached to the inner wall of the long spring 13, so as to facilitate elastic reset of the limiting block, the connection between the card holder 6 and the camera seat 8 is realized, the outer wall of the circumferential side of the camera seat 8 is provided with the guide block 10, the inner wall of the card holder 6 is provided with the guide groove 11, the directional movement between the card holder 6 and the camera seat 8 is realized, a directional track is provided for the camera seat 8, in a use state, the position of the guide block 10 on the camera seat 8 is aligned with the position of the guide groove 11, the positioning bulge 15 is pressed, the positioning bulge 15 pushes the limiting clamping block 14 and presses the long spring 13, one end of the positioning bulge 15 enters the limiting cavity 12, then an upward external force is applied to the camera seat 8, the guide block 10 slides with the guide groove 11, when the positioning bulge 15 is about to reach the position of the positioning hole 7, the long spring 13 recovers deformation and generates a reaction force, the limiting clamping block 14 pushes the positioning bulge 15 to enter the positioning hole 7, the connection between the camera seat 8 and the card holder 6 is realized, the camera seat 8 and the card seat 6 are designed to be detachable, so that the camera seat 8 is convenient to mount and maintain.

Referring to fig. 1, the embedding of the front surface middle part of seat of making a video recording 8 is provided with infrared camera 9, and the both sides of seat of making a video recording 8 all are provided with bracing piece 5, the top surface of bracing piece 5 and the bottom mounting of casing 1, when unmanned aerial vehicle is flying, the height that highly is higher than seat of making a video recording 8 of four bracing pieces 5, when unmanned aerial vehicle fell to the ground, bracing piece 5 at first with ground contact, avoided 8 surfaces of seat of making a video recording and ground friction collision, and kept the stability of seat of making a video recording 8.

Referring to fig. 1 and 3, an inserting sheet 17 is fixedly arranged at the bottom end of a protective cover 16, a first positioning screw hole 18 is formed in the surface of the inserting sheet 17, a slot 19 is formed in the top end surface of the machine shell 1, a second positioning screw hole 20 is formed in the outer wall of the circumferential side of the machine shell 1, the slot 19 is inserted into the inserting sheet 17, the protective cover 16 and the machine shell 1 are mounted, the second positioning screw hole 20 is communicated with the slot 19, a self-tapping screw 21 is embedded into the second positioning screw hole 20, one end of the self-tapping screw 21 is in threaded connection with the first positioning screw hole 18, the inserting sheet 17 enters the slot 19, the second positioning screw hole 20 and the first positioning screw hole 18 are located on the same horizontal line at the moment, the self-tapping screw is embedded into the second positioning screw hole 20 and the first positioning screw hole 18, mounting of the protective.

The utility model discloses the theory of operation:

referring to the attached drawings 1-2 in the specification, a positioning protrusion 15, a positioning hole 7 and a limiting fixture block 14 are arranged, an upward external force is applied to the camera seat 8, the guide block 10 slides with the guide groove 11, when the positioning protrusion 15 reaches the position of the positioning hole 7, the long spring 13 recovers deformation and generates a reaction force, the limiting fixture block 14 pushes the positioning protrusion 15 to enter the positioning hole 7, connection between the camera seat 8 and the card seat 6 is achieved, the camera seat 8 and the card seat 6 are designed to be of a detachable structure, and installation and maintenance of the camera seat 8 are facilitated.

Referring to the attached

drawings

1 and 3 of the specification, a protective cover 16, an inserting piece 17 and a slot 19 are arranged, the inserting piece 17 enters the slot 19, the second positioning screw hole 20 and the first positioning screw hole 18 are located on the same horizontal line, and then a self-tapping screw is embedded into the second positioning screw hole 20 and the first positioning screw hole 18, so that the protective cover 16 is installed, and the top of the machine shell 1 can be protected through the protective cover 16.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a four rotor unmanned aerial vehicle structure, includes casing (1), its characterized in that: four supporting rods (2) are mounted on the outer wall of the circumferential side of the machine shell (1), a protective cover (16) is arranged at the top end of the machine shell (1), a motor (3) is arranged at the top of the tail end of each supporting rod (2), a propeller (4) is arranged at the end part of an output shaft of the motor (3), a clamping seat (6) is mounted at the bottom end of the machine shell (1), positioning holes (7) are formed in the outer wall of the circumferential side of the clamping seat (6), and a camera seat (8) is connected to the bottom end of the clamping seat (6);

the inside spacing chamber (12) that is provided with in top of taking a picture seat (8), long spring (13) are installed to the inner wall in spacing chamber (12), the spacing fixture block of one end fixedly connected with (14) of long spring (13), the one end of spacing fixture block (14) and the inner wall laminating of long spring (13), and one side fixedly connected with location arch (15) of spacing fixture block (14), location arch (15) and locating hole (7) match the setting.

2. A quad-rotor drone structure according to claim 1, characterized in that: the outer wall of the circumferential side of the camera seat (8) is provided with a guide block (10), the inner wall of the clamping seat (6) is provided with a guide groove (11), and the guide groove (11) is in sliding connection with the guide block (10).

3. A quad-rotor drone structure according to claim 1, characterized in that: the front surface middle part embedding of taking a picture seat (8) is provided with infrared camera (9), and the both sides of taking a picture seat (8) all are provided with bracing piece (5), the top surface of bracing piece (5) and the bottom mounting of casing (1).

4. A quad-rotor drone structure according to claim 1, characterized in that: the bottom end of the protective cover (16) is fixedly provided with an inserting piece (17), and the surface of the inserting piece (17) is provided with a first positioning screw hole (18).

5. A quad-rotor drone structure according to claim 4, characterized in that: the top surface of casing (1) is equipped with slot (19), and the circumference side outer wall of casing (1) is equipped with location screw two (20), slot (19) and inserted sheet (17) are pegged graft and are set up.

6. A quad-rotor drone structure according to claim 5, characterized in that: the second positioning screw hole (20) is communicated with the slot (19), a self-tapping screw (21) is embedded into the second positioning screw hole (20), and one end of the self-tapping screw (21) is in threaded connection with the first positioning screw hole (18).