Power system and unmanned aerial vehicle

Abstract

The utility model relates to a power system and unmanned aerial vehicle, power system includes: mounting seat, electronic speed controller, radiator and drive subassembly, mounting seat middle part is equipped with the accommodation cavity, mounting seat first face is equipped with the accommodation groove, mounting seat second face is equipped with the heat dissipation hole, heat dissipation hole is communicated with the accommodation cavity, electronic speed controller is arranged in the accommodation cavity, and the drive subassembly is equipped with the accommodation groove. The radiator is arranged in the containing cavity, the radiator and the heat dissipation holes are arranged in an aligned mode, the driving assembly comprises a driver and blades, and the driver is used for driving the blades to rotate. The installation base is of a hollow base body structure with a containing cavity, the electronic speed controller and the radiator are installed in the containing cavity in an up-and-down overlapped mode and can be protected, the radiator is arranged in the mode that the radiator is aligned with the heat dissipation holes, heat generated when the electronic speed controller works is transmitted to the radiator and then can be rapidly diffused to the external environment through the heat dissipation holes, rapid heat dissipation is conducted, and the service life of the electronic speed controller is prolonged. The heat dissipation performance of the power system is greatly improved, so that the service life and the reliability of the power system can be improved.

Description

Technical Field

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

[0002] A drone is an aircraft controlled by a radio remote control device and a self-contained program control device. It can achieve complete or intermittent autonomous operation, which is very convenient. Drones have the advantages of small size, low cost, and easy use. At present, drones have been widely used in production and life. For example, drones can be used in electricity, communications, meteorology, agriculture and forestry, ocean, exploration and other fields. The main components of a drone include the fuselage, power system, flight control system and communication system. Among them, the power system is an important component of the drone, which provides power source for the normal flight of the drone and ensures the normal flight of the drone.

[0003] However, as people's requirements for drones become higher and higher, micro-drones are becoming more and more popular. However, when the power system of existing drones is working, a large amount of heat will be generated due to the operation of the driving components. The heat is not easy to dissipate. Therefore, the heat dissipation performance of the existing power system is poor, which greatly reduces the service life of the power system and has poor reliability. Utility Model Content

[0004] Based on this, it is necessary to provide a power system and a UAV.

[0005] The utility model solves the above technical problems with the following technical solutions: a power system comprising:

[0006] A mounting seat, wherein a receiving cavity is provided in the middle of the mounting seat, a receiving groove is provided on a first surface of the mounting seat, and a heat dissipation hole is provided on a second surface of the mounting seat, wherein the heat dissipation hole is communicated with the receiving cavity;

[0007] An electric regulator, the electric regulator is arranged in the accommodating cavity;

[0008] A radiator, the radiator being disposed in the accommodating cavity, the radiator being disposed adjacent to the electric speed controller, and the radiator and the heat dissipation hole being aligned with each other; and

[0009] A driving assembly includes a driver and a paddle. The driver is disposed in the receiving groove and connected to the paddle. The driver is used to drive the paddle to rotate.

[0010] In one embodiment, the mounting base includes an upper shell and a lower shell, the upper shell is provided with a first cavity, the lower shell is detachably connected to the upper shell, the lower shell is provided with a second cavity, the second cavity is communicated with the first cavity, the second cavity and the first cavity together form the accommodating cavity, the upper shell is provided with the accommodating groove, and the lower shell is provided with the heat dissipation hole.

[0011] In one embodiment, it also includes a first bolt, one of the inner side walls of the first cavity and the inner side walls of the second cavity is provided with a support column, the support column has a first thread groove, the electric regulator has a first through hole, the radiator has a second through hole, the first bolt passes through the first through hole and the second through hole and is threadedly connected to the inner side wall of the first thread groove.

[0012] In one embodiment, the inner side wall of the first cavity is provided with the support column.

[0013] In one embodiment, the inner side wall of the second cavity is provided with the support column.

[0014] In one embodiment, a second bolt is further included, the upper shell is provided with a second thread groove, the lower shell is provided with a third through hole, and the second bolt passes through the third through hole and is threadedly connected to the inner wall of the second thread groove.

[0015] In one embodiment, a communicating hole is formed at the bottom of the containing groove, and the communicating hole is connected to the first cavity.

[0016] In one embodiment, a plurality of avoidance columns are disposed on a side of the radiator facing the electric speed controller, the avoidance columns are spaced apart from each other, and the avoidance columns are respectively in contact with the electric speed controller.

[0017] In one embodiment, the drive comprises a motor.

[0018] A drone, comprising: the power system described in any one of the above embodiments.

[0019] Compared with the prior art, the utility model has at least the following advantages:

[0020] The utility model is provided with a mounting seat, which is a hollow seat body structure with a accommodating cavity, and is used to support the installation of an electric speed controller, a radiator and a driving component. The electric speed controller and the radiator are installed in the accommodating cavity by overlapping each other up and down, so as to protect the electric speed controller and the radiator. At the same time, the mounting seat is also provided with an accommodating groove and a heat dissipation hole. The driver and the blades are positioned and installed in the accommodating groove, and the radiator is aligned with the heat dissipation hole. After the heat generated by the electric speed controller during operation is transferred to the radiator, it can be quickly diffused to the external environment through the heat dissipation hole, so as to quickly dissipate the heat, thereby greatly improving the heat dissipation performance of the power system, thereby improving the service life and reliability of the power system. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic structural diagram of a power system of an embodiment;

[0022] Figure 2 A schematic diagram of a three-dimensional exploded structure of a power system of an embodiment;

[0023] Figure 3 A partial structural diagram of a power system of an embodiment. DETAILED DESCRIPTION

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present invention can be combined with each other. The technical solution of the present invention will be further described below in conjunction with the drawings of the embodiments of the present invention, and the present invention is not limited to the following specific implementation methods.

[0025] It should be understood that the same or similar numbers in the drawings of the embodiments correspond to the same or similar parts. In the description of the present utility model, it should be understood that if there are terms such as "upper", "lower", "front", "back", "left", "right", "top", "bottom" and the like indicating the orientation or positional relationship, they are based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0026] See also Figure 1 , Figure 2 and Figure 3In one embodiment, a power system 10 is provided, including a mounting seat 100, an electric speed controller 200, a radiator 300, and a driving assembly 400. A receiving cavity is provided in the middle of the mounting seat 100, a receiving groove 110 is provided on the first surface of the mounting seat 100, and a heat dissipation hole 120 is provided on the second surface of the mounting seat 100, and the heat dissipation hole 120 is communicated with the receiving cavity. The electric speed controller 200 is arranged in the receiving cavity. The radiator 300 is arranged in the receiving cavity, the radiator 300 is arranged adjacent to the electric speed controller 200, and the radiator 300 and the heat dissipation hole 120 are arranged in alignment with each other. The driving assembly 400 includes a driver 410 and a blade 420, the driver 410 is arranged in the receiving groove 110, the driver 410 is connected to the blade 420, and the driver 410 is used to drive the blade 420 to rotate.

[0027] It should be noted that the mounting seat 100 is a hollow seat structure with a accommodating cavity. The mounting seat 100 is made of plastic material. The plastic is light in weight, which is beneficial to reducing the overall weight of the power system and meeting the lightweight requirements. The first side and the second side of the mounting seat 100 are arranged opposite to each other. The first side of the mounting seat 100 is the top of the mounting seat 100, and the second side of the mounting seat 100 is the bottom of the mounting seat 100. The top of the mounting seat 100 is provided with an accommodating groove 110, and the driver 410 is positioned and installed in the accommodating groove 110. The driver 410 is connected to the blade 420 for driving. The driver 410 drives the blade 420 to rotate, thereby providing driving force for the flight of the drone through the spiral force of the blade 420, thereby realizing the subsequent flight of the drone. In this embodiment, the driver 410 includes a motor, that is, the driver 410 adopts a motor, and the motor is a commonly used rotation drive device with a simple structure and easy installation. The driver 410 can also adopt other rotation devices that can realize rotation The driving device is not described in detail in this embodiment. The electric speed controller 200 and the radiator 300 are stacked up and down and installed in the accommodating cavity. The electric speed controller 200 is an adjustable electronic device used to control the speed and direction of the motor, thereby used to adjust the speed and direction of the blades 420, and control the driving force and direction of the power system. The driver 410 and the electric speed controller 200 can be electrically connected through wires or wireless connections, which is convenient for controlling the driver 410. The radiator 300 is installed below the electric speed controller 200. For example, the radiator 300 can be an aluminum radiator 300 with good heat dissipation effect. The blades 420, the driver 410, the electric speed controller 200 and the radiator 300 are stacked in sequence from top to bottom, with a compact structure. While meeting the miniaturization design, the heat generated by the electric speed controller 200 in the accommodating cavity during operation can be transferred through the radiator 300. The radiator 300 is arranged toward the heat dissipation hole 120, and the heat can be quickly transferred to the external environment through the heat dissipation hole 120, which greatly improves the heat dissipation effect.

[0028] Specifically, a mounting base 100 is provided, and the mounting base 100 is a hollow base structure with a accommodating cavity, which is used to support and install the electric speed controller 200, the radiator 300 and the driving component 400. The electric speed controller 200 and the radiator 300 are installed in the accommodating cavity in an overlapping manner, which can protect the electric speed controller 200 and the radiator 300. At the same time, the mounting base 100 is also provided with a accommodating groove 110 and a heat dissipation hole 120. The driver 410 and the blade 420 are positioned and installed in the accommodating groove 110, and the radiator 300 is aligned with the heat dissipation hole 120. After the heat generated by the electric speed controller 200 during operation is transferred to the radiator 300, it can be quickly diffused to the external environment through the heat dissipation hole 120, so as to quickly dissipate the heat, thereby greatly improving the heat dissipation performance of the power system, thereby improving the service life and reliability of the power system.

[0029] See also Figure 2 and Figure 3 In one embodiment, the mounting base 100 includes an upper shell 130 and a lower shell 140, the upper shell 130 is provided with a first cavity 131, the lower shell 140 is detachably connected to the upper shell 130, the lower shell 140 is provided with a second cavity 141, the second cavity 141 is communicated with the first cavity 131, the second cavity 141 and the first cavity 131 together form the accommodating cavity, the upper shell 130 is provided with the accommodating groove 110, and the lower shell 140 is provided with the heat dissipation hole 120. It can be understood that the mounting base 100 includes a detachable upper shell 130 and a lower shell 140. The upper shell 130 is provided with a first cavity 131 on a side facing the lower shell 140, and the lower shell 140 is provided with a second cavity 141 on a side facing the upper shell 130. When the upper shell 130 and the lower shell 140 are covered, the upper shell 130 and the lower shell 140 jointly form the mounting base 100, and the first cavity 131 and the second cavity 141 jointly form a receiving cavity. The upper shell 130 is away from the lower shell 140. 0 is the first side of the mounting base 100, which is provided with a receiving groove 110 for installing the driver 410 and the blade 420. The side of the lower shell 140 away from the upper shell 130 is the second side of the mounting base 100, which is provided with a heat dissipation hole 120 for discharging heat. The mounting base 100 adopts a detachable first shell and second shell structure, which is convenient for disassembling and installing the internal electric speed controller 200 and the radiator 300, and convenient for repairing and replacing the electric speed controller 200 and the radiator 300, and convenient for installation and disassembly.

[0030] See also Figure 2 and Figure 3In one embodiment, it also includes a first bolt 500, one of the inner side walls of the first cavity 131 and the inner side walls of the second cavity 141 is provided with a support column 101, the support column 101 is provided with a first thread groove 101a, the electric speed controller 200 is provided with a first through hole 201, and the radiator 300 is provided with a second through hole 301, and the first bolt 500 passes through the first through hole 201 and the second through hole 301 and is threadedly connected to the inner side wall of the first thread groove 101a. It can be understood that by providing the first bolt 500, a plurality of first bolts 500 can be provided, and correspondingly, a plurality of first thread grooves 101a are also provided. By providing the support column 101 on the inner side wall of the first cavity 131 or the inner side wall of the second cavity 141, a plurality of support columns 101 are also provided accordingly. The support column 101 is provided with a thread groove, and the electric speed controller 200 and the radiator 300 are also provided with a plurality of first through holes 201 and second through holes 301 respectively. After the electric speed controller 200 and the radiator 300 are stacked in sequence, they can be detachably installed on the support column 101 through each first bolt 500, so that the electric speed controller 200 and the radiator 300 can be detachably installed in the accommodating cavity. The support column 101 can also support the electric speed controller 200 and the radiator 300. The electric speed controller 200 and the radiator 300 are easy to install and disassemble, and have good structural stability.

[0031] See also Figure 2 and Figure 3 In one embodiment, the inner wall of the first cavity 131 is provided with the support column 101. It can be understood that in this embodiment, the support column 101 is installed on the inner wall of the first cavity 131, and the electric regulator 200 and the heat sink 300 are stacked up and down in sequence, so that the electric regulator 200 and the heat sink 300 can be detachably installed on the upper housing 130, and installation and removal are convenient.

[0032] In another embodiment, the inner side wall of the second cavity is provided with the support column. It can be understood that in this embodiment, the support column is installed on the inner side wall of the second cavity, and the electric regulator and the radiator are stacked up and down in sequence, so that the electric regulator and the radiator can be detachably installed on the lower shell, which is convenient for installation and removal.

[0033] See also Figure 2 and Figure 3In one embodiment, the second bolt 600 is further included. The upper housing 130 is provided with a second thread groove 132. The lower housing 140 is provided with a third through hole 142. The second bolt 600 passes through the third through hole 142 and is threadedly connected to the inner wall of the second thread groove 132. It can be understood that by providing the second bolt 600 and providing the second thread groove 132 on one side of the upper housing 130 facing the lower housing 140, the lower housing 140 can be threadedly installed on the upper housing 130, so that the upper housing 130 and the lower housing 140 can be detachably connected, and the installation and disassembly are convenient, and the electric speed controller 200 and the radiator 300 in the upper housing 130 and the lower housing 140 can be easily repaired and replaced, and the practicability is good.

[0034] See also Figure 2 and Figure 3 In one embodiment, a connecting hole 111 is provided at the bottom of the accommodating groove 110, and the connecting hole 111 is connected to the first cavity 131. It can be understood that the bottom of the accommodating groove 110 is provided with a connecting hole 111 connected to the first cavity 131, that is, the second cavity 141. On the one hand, it is convenient for the driver 410 to be electrically connected to the electric regulator 200 through the conductive wire. On the other hand, the heat in the first cavity 131 can also be discharged through the connecting hole 111 to achieve conduction with the outside, thereby further improving the heat dissipation performance.

[0035] See also Figure 2 and Figure 3 In one embodiment, a plurality of avoidance columns 310 are provided on one side of the radiator 300 facing the electric speed controller 200, and the avoidance columns 310 are arranged at intervals, and the avoidance columns 310 are respectively in contact with the electric speed controller 200. It can be understood that the side of the radiator 300 facing the electric speed controller 200 is provided with the avoidance columns 310, and the avoidance columns 310 are arranged at the four corners of the radiator 300, so that the avoidance columns 310 can be used to abut against the electric speed controller 200, so that a certain gap is left between the radiator 300 and the electric speed controller 200, which is conducive to the circulation of heat and ensures heat dissipation. The avoidance columns 310 can play a supporting role, preventing the radiator 300 from directly contacting the electric speed controller 200 and avoiding crushing the electrical components on the electric speed controller 200, thereby playing a certain protective role on the electric speed controller 200, thereby improving the overall structural stability and service life of the modified power system.

[0036] In one embodiment, a drone is also provided, comprising: the power system described in any of the above embodiments.

[0037] It should be noted that the UAV also includes a fuselage, a flight control system and a communication system. The fuselage can be set to a corresponding shape according to specific production needs. The fuselage is used to support the installation of the power system, flight control system and communication system. The power system is used to provide driving force, the flight control system is used to control the flight, start and pause of the UAV, and the communication system is used to realize the communication connection between the UAV and the user, so that the user can monitor the position and situation of the UAV in real time, thereby realizing the function of the UAV. The UAV's power system has excellent heat dissipation performance, which can ensure that the UAV has good heat dissipation performance during operation, avoid overheating damage, and is conducive to improving the service life and reliability of the UAV.

[0038] Compared with the prior art, the utility model has at least the following advantages:

[0039] The utility model is provided with a mounting seat, which is a hollow seat body structure with a accommodating cavity, and is used to support the installation of an electric speed controller, a radiator and a driving component. The electric speed controller and the radiator are installed in the accommodating cavity by overlapping each other up and down, so as to protect the electric speed controller and the radiator. At the same time, the mounting seat is also provided with an accommodating groove and a heat dissipation hole. The driver and the blades are positioned and installed in the accommodating groove, and the radiator is aligned with the heat dissipation hole. After the heat generated by the electric speed controller during operation is transferred to the radiator, it can be quickly diffused to the external environment through the heat dissipation hole, so as to quickly dissipate the heat, thereby greatly improving the heat dissipation performance of the power system, thereby improving the service life and reliability of the power system.

[0040] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0041] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A power system, characterized in that: include: A mounting seat, wherein a receiving cavity is provided in the middle of the mounting seat, a receiving groove is provided on a first surface of the mounting seat, and a heat dissipation hole is provided on a second surface of the mounting seat, wherein the heat dissipation hole is communicated with the receiving cavity; An electric regulator, the electric regulator is arranged in the accommodating cavity; A radiator, the radiator is arranged in the accommodating cavity, the radiator is arranged adjacent to the electric regulator, and the radiator and the heat dissipation hole are arranged in alignment with each other; and A driving assembly includes a driver and a paddle. The driver is disposed in the receiving groove and connected to the paddle. The driver is used to drive the paddle to rotate.

2. The power system according to claim 1, characterized in that: The mounting base includes an upper shell and a lower shell, the upper shell is provided with a first cavity, the lower shell is detachably connected to the upper shell, the lower shell is provided with a second cavity, the second cavity is communicated with the first cavity, the second cavity and the first cavity together form the accommodating cavity, the upper shell is provided with the accommodating groove, and the lower shell is provided with the heat dissipation hole.

3. The power system according to claim 2, characterized in that: It also includes a first bolt, one of the inner side walls of the first cavity and the inner side walls of the second cavity is provided with a support column, the support column is provided with a first thread groove, the electric regulator is provided with a first through hole, and the radiator is provided with a second through hole, and the first bolt passes through the first through hole and the second through hole and is threadedly connected to the inner side wall of the first thread groove.

4. The power system according to claim 3, characterized in that: The inner side wall of the first cavity is provided with the supporting column.

5. The power system according to claim 3, characterized in that: The inner side wall of the second cavity is provided with the supporting column.

6. The power system according to claim 2, characterized in that: It also includes a second bolt, the upper shell is provided with a second thread groove, the lower shell is provided with a third through hole, and the second bolt passes through the third through hole and is threadedly connected with the inner side wall of the second thread groove.

7. The power system according to claim 2, characterized in that: A communicating hole is formed at the bottom of the containing groove, and the communicating hole is communicated with the first cavity.

8. The power system according to any one of claims 1 to 7, characterized in that: A plurality of avoidance columns are arranged on a side of the radiator facing the electric regulator, the avoidance columns are arranged at intervals from each other, and the avoidance columns are respectively in contact with the electric regulator.

9. The power system according to any one of claims 1 to 7, characterized in that: The drive includes a motor.

10. A drone, characterized in that: include: A power system as claimed in any one of claims 1 to 9.

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