Power device and unmanned aerial vehicle

Abstract

The embodiment of the utility model relates to the technical field of unmanned aerial vehicles, and particularly discloses a power device and an unmanned aerial vehicle, the power device comprises a mounting base, a fixing base, a locking piece and a driving assembly, the mounting base is provided with a mounting groove and a limiting piece, the limiting piece and the groove bottom of the mounting groove are arranged at an interval, and the interval between the limiting piece and the groove bottom of the mounting groove forms a limiting groove; the fixing base comprises a fixing plate and a connecting block, the connecting block is fixed to the fixing plate and contained in the mounting groove, at least part of the connecting block is contained in the limiting groove, the connecting block and the mounting base are locked through the locking piece, and the driving assembly is mounted on the fixing base and used for driving the unmanned aerial vehicle to fly. By means of the mode, partial torque transmission between the installation base and the fixing base can be maintained, obvious reduction of torque transmission efficiency between the installation base and the fixing base is relieved, the risk that the locking piece can be broken or fall off is reduced, and the reliability of the power device is improved.

Description

Technical Field

[0001] The embodiment of the utility model relates to the technical field of unmanned aerial vehicles, and in particular to a power device and an unmanned aerial vehicle. Background Art

[0002] With the development of UAV technology, UAVs are used in many fields such as aerial photography, agricultural plant protection, power inspection, freight, etc. UAVs are driven by power devices to achieve flight.

[0003] However, in the process of implementing the embodiments of the utility model, the inventors discovered that: currently, the power device includes a mounting seat, a fixing seat and a driving assembly, the driving assembly is installed on the fixing seat, and the fixing seat is connected to the mounting seat by bolts. However, when the bolts become loose, the torque transmission efficiency between the mounting seat and the fixing seat is significantly reduced, resulting in the risk of the bolts breaking or falling off, making the reliability of the power device poor. Utility Model Content

[0004] The main technical problem solved by the utility model is to provide a power device, which can solve the technical problem that when the locking piece becomes loose, the torque transmission efficiency between the mounting seat and the fixing seat is significantly reduced, resulting in the risk of the bolt breaking or falling off, resulting in poor reliability of the power device.

[0005] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide a power device, including a mounting seat, a fixing seat, a locking member and a driving assembly, the mounting seat is provided with a mounting groove and a limiting member, the limiting member is spaced apart from the bottom of the mounting groove, and the spacing between the limiting member and the bottom of the mounting groove forms a limiting groove, the fixing seat includes a fixing plate and a connecting block, the connecting block is fixed to the fixing plate, the connecting block is accommodated in the mounting groove, at least a part of the connecting block is accommodated in the limiting groove, the locking member locks the connecting block and the mounting seat, the driving assembly is installed on the fixing seat, and the driving assembly is used to drive the unmanned aerial vehicle to fly.

[0006] Optionally, the connecting block is provided with a protrusion, and the protrusion is received in the limiting groove.

[0007] Optionally, the locking member includes a bolt, the mounting seat is provided with a through hole, the through hole is connected to the limiting groove, the connecting block is provided with a screw hole, and the bolt passes through the through hole and is screwed to the screw hole.

[0008] Optionally, the mounting seat is provided with a through slot and an opening, the opening is connected to the through slot, the through hole is provided on a side wall of the through slot, and the through hole is connected to the through slot.

[0009] Optionally, the power device includes a cover plate, and the cover plate is arranged to cover the opening.

[0010] Optionally, the cover plate is provided with a slot, and the side wall of the opening is snapped into the slot.

[0011] Optionally, the cover plate is provided with an extension portion, the mounting seat is provided with a clamping hole, the extension portion is provided with a clamping portion, and the clamping portion is clamped in the clamping hole.

[0012] Optionally, the mounting seat is provided with a receiving groove, and the receiving groove is used to receive one end of the arm of the unmanned aerial vehicle.

[0013] Optionally, the driving assembly includes a driver and a propeller, the driver is connected to the fixing plate, and the propeller is connected to an output shaft of the driver.

[0014] In order to solve the above technical problems, another technical solution adopted by the present invention is: to provide an unmanned aerial vehicle, including the above power device.

[0015] In an embodiment of the utility model, the power device includes a mounting seat, a fixing seat, a locking member and a driving assembly, the mounting seat is provided with a mounting groove and a limiting member, the limiting member is spaced apart from the bottom of the mounting groove, the spacing between the limiting member and the bottom of the mounting groove forms a limiting groove, the fixing seat includes a fixing plate and a connecting block, the connecting block is fixed to the fixing plate, the connecting block is received in the mounting groove, at least part of the connecting block is received in the limiting groove, the locking member locks the connecting block with the mounting seat, the driving assembly is installed in the fixing seat, and the driving assembly is used to drive the unmanned aerial vehicle to fly. When the locking member becomes loose, at least part of the connecting block abuts against the limiting member, maintaining partial transmission of torque between the mounting seat and the fixing seat, alleviating the obvious reduction in torque transmission efficiency between the mounting seat and the fixing seat, reducing the risk of the locking member breaking or falling off, and improving the reliability of the power device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments of the present application will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on the drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of the power device of an embodiment of the utility model;

[0018] Figure 2 It is a partial structural exploded schematic diagram of the power device according to an embodiment of the utility model;

[0019] Figure 3 It is a structural schematic diagram of a mounting base of a power device according to an embodiment of the utility model;

[0020] Figure 4 It is a schematic structural cross-sectional view of a mounting base of a power device according to an embodiment of the utility model;

[0021] Figure 5 It is a structural schematic diagram of a fixing seat of a power device according to an embodiment of the utility model;

[0022] Figure 6 It is a schematic diagram of the structure of the cover plate of the power device of the embodiment of the utility model.

[0023] Description of reference numerals:

[0024] 100. Power plant;

[0025] 1. Mounting seat; 11. Mounting slot; 12. Stopper; 13. Through hole; 14. Through slot; 15. Opening; 16. Accommodating slot; 17. Stopper slot; 18. Mounting port; 19. Clamping hole;

[0026] 2. fixing seat; 21. fixing plate; 211. first hollow hole; 22. connecting block; 221. protrusion; 222. screw hole; 223. second hollow hole;

[0027] 3. Locking piece; 31. Bolt;

[0028] 4. drive assembly; 41. driver; 42. propeller;

[0029] 5. Cover plate; 51. Card slot; 52. Extension portion; 521. Card connection portion;

[0030] 6. Seal the board. DETAILED DESCRIPTION

[0031] In order to facilitate the understanding of the utility model, the utility model is described in more detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that when an element is described as "locked to" another element, it can be directly on the other element, or there can be one or more centered elements between them. When an element is described as "connected to" another element, it can be directly connected to the other element, or there can be one or more centered elements between them. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this specification are for illustrative purposes only.

[0032] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as those commonly understood by technicians in the technical field of the present invention. The terms used in this specification are only for the purpose of describing specific embodiments and are not used to limit the present invention. The term "and / or" used in this specification includes any and all combinations of one or more related listed items.

[0033] See also Figure 1 and Figure 2 The power device 100 includes a mounting seat 1, a fixing seat 2, a locking member 3 and a driving assembly 4. The mounting seat 1 is used to be installed on the arm of the unmanned aerial vehicle, so that the power device 100 is installed on the arm of the unmanned aerial vehicle. The fixing seat 2 is connected to the mounting seat 1, and at least a part of the fixing seat 2 is accommodated in the mounting seat 1. The locking member 3 locks the mounting seat 1 and the fixing seat 2 so that torque can be transmitted between the mounting seat 1 and the fixing seat 2. Among them, when the locking member 3 is loosened, at least a part of the fixing seat 2 can abut against the mounting seat 1, maintain the partial transmission of torque between the mounting seat 1 and the fixing seat 2, and alleviate the obvious reduction in the torque transmission efficiency between the mounting seat 1 and the fixing seat 2. The driving assembly 4 is installed on the fixing seat 2, and the driving assembly 4 is used to drive the unmanned aerial vehicle to fly.

[0034] For mount 1 above, see Figure 3 and Figure 4 The mounting seat 1 is provided with a mounting groove 11, a limiting member 12, a through hole 13, a through groove 14, an opening 15 and a receiving groove 16. The limiting member 12 is obtained by extending the side wall of the mounting groove 11. The limiting member 12 is spaced apart from the groove bottom of the mounting groove 11. The spacing between the limiting member 12 and the groove bottom of the mounting groove 11 forms a limiting groove 17. The limiting groove 17 is used to accommodate at least a part of the fixing seat 2. The limiting member 12 can be used to abut against at least a part of the fixing seat 2. The through hole 13 is connected to the limiting groove 17, and the through hole 13 is used for the locking member 3 to pass through. The through groove 14 runs through the mounting seat 1, and the through groove 14 is connected to the through hole 13. The through groove 14 is used to accommodate one end of the locking member 3. The opening 15 is connected to the through groove 14, so that one end of the locking member 3 is accommodated in the through groove 14. The receiving groove 16 is used to accommodate one end of the arm of the unmanned aerial vehicle, so that the power device 100 is connected and fixed to the arm of the unmanned aerial vehicle.

[0035] For the above mount 2, see Figure 5 The fixing seat 2 includes a fixing plate 21 and a connecting block 22 . The connecting block 22 is fixed to the fixing plate 21 . The connecting block 22 is received in the mounting groove 11 . At least a portion of the connecting block 22 is inserted into the limiting groove 17 .

[0036] The fixing plate 21 is provided with a plurality of first hollow holes 211 . The first hollow holes 211 penetrate through the fixing plate 21 . The first hollow holes 211 are used to reduce the weight of the fixing seat 2 , thereby reducing the weight of the power device 100 .

[0037] The connection block 22 is provided with a protrusion 221, a screw hole 222 and a second hollow hole 223. The protrusion 221 is provided on the surface of the connection block 22 facing the limiting groove 17, and the protrusion 221 is received in the limiting groove 17. The protrusion 221 can be used to abut against the limiting member 12 to maintain the partial transmission of torque between the mounting seat 1 and the fixing seat 2. The screw hole 222 passes through the protrusion 221, the screw hole 222 is connected to the limiting groove 17, and the screw hole 222 is connected and fixed by the locking member 3. The second hollow hole 223 runs through the connection block 22.

[0038] In some embodiments, see Figure 3 In order to facilitate the disassembly and assembly of the fixing seat 2 , the mounting seat 1 is provided with a mounting opening 18 , which is connected to the limiting groove 17 , and is used for the protrusion 221 to be inserted and removed from the limiting groove 17 .

[0039] For the above locking element 3, please refer to Figure 2 The locking member 3 includes a bolt 31, which passes through the through hole 13 and is screwed into the screw hole 222 to connect and fix the mounting seat 1 and the fixing seat 2. One end of the bolt 31 is received in the through slot 14, so that one end of the bolt 31 is located in the mounting seat 1, improving the overall appearance of the power device 100.

[0040] In some embodiments, there are two connecting blocks 22, which are relatively fixed on both sides of the fixing plate 21. There are four bolts 31 and protrusions 221, which are relatively arranged. The four bolts 31 are arranged opposite to each other, and the two protrusions 221 are arranged at intervals on the surface of a connecting block 22. Two bolts 31 connect and fix one side of the mounting base 1 to a connecting block 22, and the other two bolts 31 connect and fix the other side of the mounting base 1 to the other connecting block 22, thereby improving the connection firmness between the mounting base 1 and the fixing plate 21.

[0041] For the above drive assembly 4, see Figure 1 The driving assembly 4 includes a driver 41 and a propeller 42. The driver 41 is connected to the fixing plate 21, and the propeller 42 is connected to the output shaft of the driver 41. The driver 41 is used to drive the propeller 42 to rotate, so as to drive the unmanned aerial vehicle to fly.

[0042] In some embodiments, the driver 41 is a motor.

[0043] In some embodiments, see Figure 3 and Figure 5In order to improve the overall aesthetics of the power device 100 and prevent foreign matter from entering the through slot 14 from the opening 15, the power device 100 includes a cover plate 5, which is provided with a slot 51. The slot 51 surrounds the side of the cover plate 5, and the side wall of the opening 15 is snapped into the slot 51, so that the cover plate 5 is fixed at the opening 15, so that the cover plate 5 is covered at the opening 15, and the opening 15 is separated from the outside. The cover plate 5 is also provided with an extension portion 52, which is obtained by extending one end of the cover plate 5, and the extension portion 52 is provided with a snap-on portion 521. The mounting seat 1 is provided with a snap-on hole 19, which is connected to the through slot 14, and the snap-on portion 521 is snapped into the snap-on hole 19 to fix the extension portion 52 to the mounting seat 1, and the extension portion 52 is used to facilitate the user to disassemble the cover plate 5.

[0044] In some embodiments, in order to improve the overall appearance of the power device 100, the power device 100 includes a sealing plate 6, which is installed at one end of the mounting plate.

[0045] In the embodiment of the utility model, the power device 100 includes a mounting seat 1, a fixing seat 2, a locking member 3 and a driving assembly 4. The mounting seat 1 is provided with a mounting groove 11 and a limiting member 12. The limiting member 12 is spaced apart from the bottom of the mounting groove 11. The spacing between the limiting member 12 and the bottom of the mounting groove 11 forms a limiting groove 17. The fixing seat 2 includes a fixing plate 21 and a connecting block 22. The connecting block 22 is fixed to the fixing plate 21. The connecting block 22 is accommodated in the mounting groove 11. At least a part of the connecting block 22 is accommodated in the limiting groove 17. The locking member 3 locks the connecting block 22 with the mounting seat 1. The driving assembly 4 is installed on the fixing seat 2. The driving assembly 4 is used to drive the unmanned aerial vehicle to fly. When the locking member 3 is loose, at least a part of the connecting block 22 abuts against the limiting member 12, maintaining the partial transmission of torque between the mounting seat 1 and the fixing seat 2, alleviating the obvious reduction of the torque transmission efficiency between the mounting seat 1 and the fixing seat 2, reducing the risk of the locking member 3 breaking or falling off, and improving the reliability of the power device 100.

[0046] The present invention further provides an unmanned aerial vehicle embodiment, the unmanned aerial vehicle comprises the power device 100 described above. The structure and function of the power device 100 may refer to the above embodiment, which will not be described in detail herein.

[0047] It should be noted that the preferred embodiments of the utility model are given in the specification and drawings of the utility model, but the utility model can be implemented in many different forms and is not limited to the embodiments described in the specification. These embodiments are not used as additional restrictions on the content of the utility model. The purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive. In addition, the above-mentioned technical features continue to be combined with each other to form various embodiments not listed above, which are all regarded as the scope of the description of the utility model; further, for ordinary technicians in this field, they can be improved or transformed according to the above description, and all these improvements and transformations should belong to the scope of protection of the claims attached to the utility model.

Claims

1. A power device, characterized in that: include: The mounting seat is provided with a mounting groove and a limiting member, wherein the limiting member is spaced apart from the groove bottom of the mounting groove, and the spacing between the limiting member and the groove bottom of the mounting groove forms a limiting groove; A fixing seat, comprising a fixing plate and a connecting block, wherein the connecting block is fixed to the fixing plate, the connecting block is received in the mounting groove, and at least a part of the connecting block is received in the limiting groove; A locking member, locking the connecting block and the mounting seat; A driving assembly is installed on the fixing seat, and the driving assembly is used to drive the unmanned aerial vehicle to fly.

2. The power device according to claim 1, characterized in that: The connecting block is provided with a protruding portion, and the protruding portion is received in the limiting groove.

3. The power device according to claim 2, characterized in that: The locking member comprises a bolt, the mounting seat is provided with a through hole, the through hole is connected to the limiting groove, the connecting block is provided with a screw hole, and the bolt passes through the through hole and is screwed into the screw hole.

4. The power device according to claim 3, characterized in that: The mounting seat is provided with a through slot and an opening, wherein the opening is connected to the through slot, and the through hole is provided on a side wall of the through slot, wherein the through hole is connected to the through slot.

5. The power device according to claim 4, characterized in that: The power device comprises a cover plate, and the cover plate is arranged to cover the opening.

6. The power device according to claim 5, characterized in that: The cover plate is provided with a slot, and the side wall of the opening is snapped into the slot.

7. The power device according to claim 5, characterized in that: The cover plate is provided with an extension portion, the mounting seat is provided with a clamping hole, the extension portion is provided with a clamping portion, and the clamping portion is clamped in the clamping hole.

8. The power device according to any one of claims 1 to 7, characterized in that: The mounting seat is provided with a receiving groove, and the receiving groove is used to receive one end of the arm of the unmanned aerial vehicle.

9. The power device according to any one of claims 1 to 7, characterized in that: The driving assembly comprises a driver and a propeller, wherein the driver is connected to the fixing plate, and the propeller is connected to an output shaft of the driver.

10. An unmanned aerial vehicle, characterized in that: Comprising a power device as described in any one of claims 1-9.

Images