Teaching unmanned aerial vehicle convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, and discloses a teaching unmanned aerial vehicle convenient to disassemble and assemble, which comprises a vehicle body, four groups of propellers, vehicle arms and an undercarriage, a mounting plate is mounted on the upper side of the vehicle body, connecting blocks are respectively mounted above the mounting plate, two groups of inserting rods are mounted on the upper sides of the connecting blocks, and one ends of the vehicle arms are connected with the mounting blocks. Two groups of inserting holes are formed in the mounting block, a moving plate is arranged above the mounting plate, a threaded cylinder is mounted in the center of the upper side of the mounting plate, and a threaded shaft is rotationally mounted in the center of the moving plate; a connecting ring is mounted at the other end of the arm, a brushless motor slidably penetrates through the connecting ring, a cover is mounted on the upper side of the brushless motor, and a rotary drum is rotatably mounted at the top of the cover. Compared with the prior art, the unmanned aerial vehicle has the advantages that the arms are convenient to disassemble, students can conveniently research the fuselage, the cover body is convenient to install on the outer side of the brushless motor, the brushless motor is also convenient to disassemble and assemble with the arms, and the students can conveniently independently research the brushless motor and a propeller.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles (UAVs), and in particular to a UAV for teaching that is easy to assemble and disassemble. Background Art

[0002] At present, compared with manned aircraft, drones have the advantages of small size, low cost, vertical take-off, and repeated use. They have been a hot topic of research and application in recent years, among which the most prominent are multi-rotor drones.

[0003] Because of the large number of rotor components, screws are mostly used for connection and fixation. However, disassembly and assembly require the use of tools, which is time-consuming and labor-intensive. The existing UAV installation structure is complex, which is not convenient for teaching UAV structure.

[0004] In response to the above technical problems, this application proposes a teaching drone that is easy to disassemble and assemble. Utility Model Content

[0005] 1. Technical Problems Solved

[0006] The technical problem to be solved by the present invention is that there are many rotor components, which are mostly fixed by screws. However, tools are needed for assembly and disassembly, which is time-consuming and labor-intensive, and is not convenient for teaching the structure of UAVs.

[0007] 2. Technical Solution

[0008] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a teaching drone that is easy to disassemble and assemble, comprising a fuselage, four sets of propellers, four sets of arms and four sets of landing gear, a mounting plate being mounted on the upper side of the fuselage, connecting blocks being mounted on the four sides above the mounting plate, two sets of plug rods being mounted on the upper side of the connecting block, a mounting block being connected to one end of the arm, two sets of sockets for the plug rods to pass through being provided on the mounting block, a movable plate being provided above the mounting plate, a threaded cylinder for matching the threaded shaft being mounted at the center of the upper side of the mounting plate, and a threaded shaft being rotatably mounted at the center of the movable plate;

[0009] A connecting ring is installed at the other end of the machine arm, a brushless motor slides through the interior of the connecting ring, a cover is installed on the upper side of the brushless motor, and a rotating drum connected to the propeller is rotatably installed on the top of the cover.

[0010] As an improvement, a screw block is installed on the upper end of the threaded shaft.

[0011] As an improvement, a plurality of groups of inserting cylinders for cooperating with the inserting rods are installed on the lower side of the movable plate, and the lower side of the inserting cylinders contacts the upper side of the mounting block.

[0012] As an improvement, a mounting ring 1 is installed at the lower edge of the cover body, and a mounting ring 2 is installed on the outside of the brushless motor and located under the connecting ring. Connecting bolts are passed through the mounting ring 2, the connecting ring and the mounting ring 1, and nuts are sleeved on the outside of the connecting bolts.

[0013] As an improvement, the brushless motor shaft end faces upward and is installed with a rectangular plug-in block, and the top of the inner wall of the rotating drum is provided with a rectangular slot for inserting the rectangular plug-in block.

[0014] As an improvement, the outer side of the drum is connected to the top of the cover body through a matching bearing.

[0015] As an improvement, the four sets of landing gears are fixedly mounted on the four sides of the lower side wall of the mounting plate.

[0016] 3. Beneficial Effects

[0017] Compared with the prior art, the advantages of the present invention are: the arm and the fuselage are installed by the cooperation of the connecting block, the plug rod, the mounting block, the jack, the movable plate, the plug cylinder, the threaded shaft and the threaded cylinder, the arm is easy to disassemble, and it is convenient for students to study the fuselage. The cover body covers the outside of the brushless motor, and the mounting rings 1 and 2 are placed on both sides of the connecting ring and are connected by bolts, which makes it easy to install the cover body on the outside of the brushless motor, and also easy to disassemble and assemble the brushless motor and the arm, so that students can conduct independent research on the brushless motor and the propeller. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a schematic diagram of the overall structure of a teaching drone that is easy to disassemble and assemble.

[0019] Figure 2 This is a schematic diagram of the upper side structure of a mounting plate of a teaching drone that is easy to assemble and disassemble.

[0020] Figure 3 The utility model is a schematic diagram of the lower side structure of a movable plate of a teaching drone which is easy to disassemble and assemble.

[0021] Figure 4 The utility model is a schematic diagram of the arm connection structure of a teaching drone that is easy to disassemble and assemble.

[0022] Figure 5 The utility model is a schematic diagram of the lower side structure of the propeller of a teaching UAV which is easy to disassemble and assemble.

[0023] Figure 6 The utility model is a schematic diagram of the cover structure of a teaching drone that is easy to disassemble and assemble.

[0024] As shown in the figure: 1. Fuselage; 2. Mounting plate; 3. Connecting block; 4. Insert rod; 5. Mounting block; 6. Socket; 7. Moving plate; 8. Insert cylinder; 9. Threaded shaft; 10. Twist block; 11. Threaded cylinder; 12. Connecting ring; 13. Brushless motor; 14. Rectangular insert block; 15. Cover; 16. Rotating cylinder; 17. Propeller; 18. Rectangular slot; 19. Mounting ring 1; 20. Mounting ring 2; 21. Connecting bolt; 22. Arm; 23. Landing gear. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0026] As attached Figure 1 , Attachment Figure 2 and attached Figure 3 As shown, a teaching drone that is easy to assemble and disassemble includes a fuselage 1, four sets of propellers 17, four sets of arms 22, and four sets of landing gears 23. A mounting plate 2 is mounted on the upper side of the fuselage 1. The four sets of landing gears 23 are fixedly mounted on the four sides of the lower side wall of the mounting plate 2, respectively, and support the fuselage 1 through the four sets of landing gears 23.

[0027] Connecting blocks 3 are installed on the four sides above the mounting plate 2, two groups of plug rods 4 are installed on the upper side of the connecting block 3, one end of the arm 22 is connected to a mounting block 5, and two groups of sockets 6 for the plug rods 4 to pass through are provided on the mounting block 5. A movable plate 7 is provided above the mounting plate 2, and a threaded cylinder 11 for fitting with the threaded shaft 9 is installed at the center of the upper side of the mounting plate 2, and a threaded shaft 9 is rotatably installed at the center of the movable plate 7;

[0028] A screw block 10 is installed at the upper end of the threaded shaft 9, and multiple groups of insert cylinders 8 for inserting the insert rods 4 are installed on the lower side of the movable plate 7. The insert cylinders 8 are sleeved on the outside of the insert rods 4 to position the movable plate 7. The lower side of the insert cylinders 8 contacts the upper side of the mounting block 5, which facilitates tightening the mounting block 5.

[0029] Through the above structure, when the arm 22 is connected to the fuselage 1, the insertion rod 4 is passed through the socket 6 on the mounting block 5, the mounting block 5 is supported on the upper side of the connecting block 3, the movable plate 7 is placed above the arm 22, the insertion tube 8 is sleeved on the outside of the insertion rod 4, the screw block 10 is rotated, and the threaded shaft 9 is driven to rotate by the screw block 10. The threaded shaft 9 is installed to the inside of the threaded tube 11 through a thread, and the movable plate 7 is driven downward by the threaded tube 11, and the insertion tube 8 is pressed on the upper side of the mounting block 5 to complete the connection between the arm 22 and the fuselage 1.

[0030] Combined with attachment Figure 4 and attached Figure 6 As shown, a connecting ring 12 is installed at the other end of the arm 22, and a brushless motor 13 slides through the inside of the connecting ring 12. A cover 15 is installed on the upper side of the brushless motor 13. A rotating drum 16 connected to the propeller 17 is rotatably installed on the top of the cover 15. The outer side of the rotating drum 16 is connected to the top of the cover 15 with a bearing, so that the rotating drum 16 can rotate smoothly on the top of the cover 15.

[0031] Through the above structure, the brushless motor 13 is passed through the connecting ring 12 from bottom to top, the cover 15 is covered on the outside of the top of the brushless motor 13, the brushless motor 13, the cover 15 and the connecting ring 12 are connected, and the brushless motor 13 is stably installed. The brushless motor 13 drives the rotating drum 16 and the propeller 17 on the top to rotate. The specific structure is as follows:

[0032] Combined with attachment Figure 4 , Attachment Figure 5 and attached Figure 6 As shown, a mounting ring 19 is installed at the lower edge of the cover body 15, and a mounting ring 20 is installed on the outside of the brushless motor 13 and at the lower side of the connecting ring 12. A connecting bolt 21 passes through the mounting ring 20, the connecting ring 12 and the mounting ring 19, and a nut is sleeved on the outside of the connecting bolt 21. The mounting ring 20 on the outside of the brushless motor 13 is located at the lower side of the connecting ring 12, and the mounting ring 19 on the lower side of the cover body 15 is located at the upper side of the connecting ring 12. The connecting holes between the connecting ring 12, the mounting ring 19 and the mounting ring 20 are aligned, the connecting bolts 21 are passed through in sequence, and the connecting ring 12, the mounting ring 19 and the mounting ring 20 are fixedly connected with the nuts to realize the connection between the brushless motor 13 and the arm 22, and the brushless motor 13 and the cover body 15.

[0033] The shaft end of the brushless motor 13 faces upward and is installed with a rectangular plug-in block 14. The top of the inner wall of the rotating drum 16 is provided with a rectangular slot 18 for the rectangular plug-in block 14 to be inserted. The rectangular plug-in block 14 is inserted into the rectangular slot 18 inside the rotating drum 16, which makes it easier for the brushless motor 13 to drive the rotating drum 16 to rotate and facilitates the separation of the brushless motor 13 from the rotating drum 16.

[0034] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

[0036] The above description of the present invention and its embodiments is non-limiting. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if a person skilled in the art is inspired by the above, and does not deviate from the purpose of the present invention, without inventive design, a structure and embodiment similar to the technical solution should fall within the scope of protection of the present invention.

Claims

1. A teaching drone that is easy to assemble and disassemble, comprising a fuselage (1), four sets of propellers (17), four sets of arms (22) and four sets of landing gear (23), wherein a mounting plate (2) is mounted on the upper side of the fuselage (1), and is characterized in that: Connecting blocks (3) are respectively installed on the four sides above the mounting plate (2), two groups of plug rods (4) are installed on the upper side of the connecting block (3), one end of the machine arm (22) is connected to a mounting block (5), and two groups of jacks (6) for the plug rods (4) to pass through are provided on the mounting block (5), a movable plate (7) is provided above the mounting plate (2), a threaded barrel (11) for fitting with the threaded shaft (9) is installed at the center of the upper side of the mounting plate (2), and a threaded shaft (9) is rotatably installed at the center of the movable plate (7); A connecting ring (12) is installed at the other end of the machine arm (22), and a brushless motor (13) slides through the interior of the connecting ring (12). A cover (15) is installed on the upper side of the brushless motor (13), and a rotating drum (16) connected to a propeller (17) is rotatably installed on the top of the cover (15).

2. The teaching drone that is easy to assemble and disassemble according to claim 1, characterized in that: A screw block (10) is installed on the upper end of the threaded shaft (9).

3. The teaching drone that is easy to assemble and disassemble according to claim 1, characterized in that: The lower side of the movable plate (7) is equipped with a plurality of inserting cylinders (8) for inserting the matching inserting rods (4), and the lower side of the inserting cylinders (8) is in contact with the upper side of the mounting block (5).

4. The teaching drone that is easy to assemble and disassemble according to claim 1, characterized in that: A mounting ring 1 (19) is installed at the lower edge of the cover body (15), and a mounting ring 2 (20) is installed on the outside of the brushless motor (13) and located below the connecting ring (12). A connecting bolt (21) passes through the mounting ring 2 (20), the connecting ring (12) and the mounting ring 1 (19), and a nut is sleeved on the outside of the connecting bolt (21).

5. The teaching drone that is easy to assemble and disassemble according to claim 1, characterized in that: The brushless motor (13) has its shaft end facing upward and is mounted with a rectangular plug-in block (14). The top of the inner wall of the rotating drum (16) is provided with a rectangular slot (18) for inserting the rectangular plug-in block (14).

6. The teaching drone that is easy to assemble and disassemble according to claim 1, characterized in that: The outer side of the rotating drum (16) is connected to the top of the cover body (15) through a matching bearing.

7. The teaching drone that is easy to assemble and disassemble according to claim 1, characterized in that: The four groups of landing gears (23) are respectively fixedly mounted on the four sides of the lower side wall of the mounting plate (2).

Images