Electric connector mounting structure and unmanned aerial vehicle

Abstract

The utility model provides an electric connector mounting structure. The electric connector mounting structure comprises a positioning plate and an alignment plate, the positioning plate is used for being fixed to a shell of the unmanned aerial vehicle and located on the side, opposite to the shell, of the electric connector. The rear side of the positioning plate abuts against the rear ends of the electric connectors, and the positioning plate is provided with through ports which are through in the front-back direction and used for the front ends of the electric connectors to pass through. The alignment plate is arranged on the front side of the positioning plate, an elastic piece is arranged between the alignment plate and the positioning plate, and a plurality of preformed holes corresponding to the plurality of electric connectors one by one are formed in the alignment plate; and when the positioning plate is fixed on the shell, the plurality of electric connectors are inserted into the plurality of preformed holes in a one-to-one correspondence manner through the through holes. The utility model further provides an unmanned aerial vehicle which comprises the electric connector installation structure, and the beneficial effects of the electric connector installation structure and the unmanned aerial vehicle are the same. According to the electric connector mounting structure provided by the invention, the abrasion of high-frequency vibration to the electric connector when the unmanned aerial vehicle flies is reduced, and the precision requirement on the mounting structure is also reduced.

Description

Technical Field

[0001] The present application belongs to the technical field of electrical connector installation, and more specifically, to an electrical connector installation structure and a drone. Background Art

[0002] Lithium batteries are an important energy supply unit for drones, and are generally used to power drones by connecting them to the drones through electrical connectors.

[0003] Currently, electrical connectors are mostly fixed to the outer shell of the drone by bolts.

[0004] The inventors found that when a drone is in flight, high-frequency vibrations are inevitably generated during the high-speed rotation of the motor and propeller. High-frequency vibrations will greatly accelerate the wear of the electrical connector contacts, leading to increased resistance and severe heat generation, which will reduce the flight stability of the drone. Utility Model Content

[0005] The purpose of the present application is to provide an electrical connector mounting structure and a drone, aiming to solve the technical problem in the prior art that the electrical connector on the drone is easily worn under high-frequency vibration.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted in the present application is: to provide an electrical connector installation structure, comprising:

[0007] A positioning plate, which is used to be fixed on the outer shell of the drone and is located on the side of the electrical connector facing away from the outer shell; the positioning plate is defined as being located on the front side of the electrical connector; the rear side of the positioning plate abuts against the rear end of the electrical connector, and the positioning plate is provided with a through hole that passes through in the front-to-back direction and is used for the front ends of several electrical connectors to pass through; and

[0008] An alignment plate, arranged on the front side of the positioning plate, having an elastic member between the alignment plate and the positioning plate, and having a plurality of reserved holes corresponding to the plurality of electrical connectors one by one;

[0009] When the positioning plate is fixed to the housing, the plurality of electrical connectors are plugged into the plurality of reserved holes through the through openings, one by one, and the outer peripheral wall of each electrical connector is connected to the inner peripheral wall of the corresponding reserved hole.

[0010] Preferably, the positioning plate further comprises:

[0011] A mounting frame is arranged on the front side of the positioning plate and abuts against the front side of the alignment plate; and the mounting frame adopts a door-shaped structure and is used to be fixed on the outer shell of the drone;

[0012] Wherein, the mounting frame is provided with an avoidance hole which penetrates along the front-to-back direction, and the avoidance hole is connected with each of the reserved holes.

[0013] Preferably, the front side surface of the positioning plate has a plurality of first thread grooves; the mounting frame has a plurality of first alignment holes that penetrate along the front-to-back direction and are suitable for correspondingly connecting with the plurality of first thread grooves one by one, and each of the first alignment holes is inserted with a first bolt that is suitable for threaded connection with the corresponding first thread groove.

[0014] Preferably, both ends of the mounting frame respectively have mounting portions extending away from the mounting frame in the left and right directions and suitable for being fixedly connected to the outer shell; the two mounting portions are arranged parallel to the positioning plate, and the rear side surface of each mounting portion is located on the rear side of the positioning plate.

[0015] Preferably, each of the mounting portions is provided with a plurality of mounting holes extending through the mounting portions in the front-to-rear direction, and each of the mounting holes is inserted with a fastener suitable for connecting with the housing.

[0016] Preferably, a groove suitable for the alignment plate to be embedded is formed on the front side of the positioning plate, and the groove is connected to each of the reserved holes;

[0017] Wherein, when the alignment plate is embedded in the groove, there is a gap between the inner wall of the groove and the alignment plate, and the elastic member is arranged in the gap.

[0018] Preferably, the elastic member is a plurality of elastic sheets arranged in the gap and surrounding the alignment plate; two ends of each of the elastic sheets are respectively connected to the inner peripheral wall of the groove and the outer peripheral wall of the alignment plate.

[0019] Preferably, the rear side of the alignment plate has a plurality of embedding grooves corresponding to the plurality of the reserved holes one by one; when the front end of the electrical connector is plugged into the reserved hole, the rear end of the electrical connector is inserted into the embedding groove;

[0020] Furthermore, the groove bottom of the embedding groove has a locking hole penetrating the front side surface of the alignment plate, and a second bolt suitable for connecting with the electrical connector is inserted into the locking hole.

[0021] In the embodiment of the present application, when installing the electrical connector on the drone, the electrical connector is first fixedly installed on the alignment plate, and then the alignment plate is installed on the front side of the positioning plate, and several electrical connectors are plugged into the reserved holes through the through openings and one by one; finally, the positioning plate is fixedly installed on the outer casing of the drone to complete the installation of the electrical connector; wherein, an elastic part is provided between the outer peripheral wall of the alignment plate and the inner peripheral wall of the positioning plate, and when the drone vibrates, the installed electrical connector can squeeze the elastic part along with the alignment plate, causing the elastic part to undergo elastic deformation.

[0022] Compared with the prior art, the electrical connector installation structure provided in the embodiment of the present application changes the installation method of the electrical connector to a floating installation, thereby reducing the wear of the electrical connector caused by high-frequency vibration during the flight of the UAV. At the same time, it also reduces the accuracy requirements for the installation structure and eliminates structural stress during installation.

[0023] The technical solution adopted in the present application also provides a drone, comprising the electrical connector installation structure proposed in any of the aforementioned items.

[0024] The beneficial effects of the drone provided by this embodiment are the same as the beneficial effects of the aforementioned electrical connector installation structure, and will not be repeated here. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or the description of the prior art 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 these drawings without paying any creative labor.

[0026] Figure 1 A schematic diagram of the three-dimensional structure of the electrical connector installation structure provided in an embodiment of the present application;

[0027] Figure 2 Schematic diagram of the exploded structure of the electrical connector installation structure provided in the embodiment of the present application Figure 1 ;

[0028] Figure 3 Schematic diagram of the exploded structure of the electrical connector installation structure provided in the embodiment of the present application Figure 2 ;

[0029] Figure 4 A schematic diagram of a top view of an electrical connector installation structure provided in an embodiment of the present application;

[0030] Figure 5 A schematic diagram of the front view of the electrical connector installation structure provided in an embodiment of the present application;

[0031] Figure 6 For along Figure 4 Schematic diagram of the cross-sectional structure along the AA line;

[0032] Figure 7 For along Figure 5 Schematic diagram of the cross-sectional structure along the middle BB line;

[0033] Figure 8 for Figure 6 Schematic diagram of the enlarged structure of the middle C area;

[0034] Fig. 9 for Figure 7 Schematic diagram of the enlarged structure of the D region in the middle;

[0035] Among them, the reference numerals in the figure are:

[0036] 1. Mounting frame; 11. Avoidance hole; 12. Mounting part; 121. Mounting hole; 13. First alignment hole; 14. First bolt; 2. Positioning plate; 21. Through hole; 22. First threaded groove; 23. Groove; 3. Alignment plate; 31. Reserved hole; 32. Embedded groove; 33. Locking hole; 34. Second bolt; 4. Gap; 5. Elastic sheet; 6. Electrical connector. DETAILED DESCRIPTION

[0037] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0038] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0039] It should be understood that the orientation or position relationship indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0040] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0041] Please also read Figures 1 to 9 The electrical connector installation structure provided by the present application is now described. The electrical connector installation structure includes a positioning plate 2 and an alignment plate 3.

[0042] The positioning plate 2 is used to be fixed on the outer shell of the drone, and the positioning plate 2 is located on the side of the electrical connector 6 facing away from the outer shell; the positioning plate 2 is defined to be located on the front side of the electrical connector 6; the rear side of the positioning plate 2 abuts against the rear end of the electrical connector 6, and the positioning plate 2 is provided with a through opening 21 that passes through in the front-to-back direction for the front ends of several electrical connectors 6 to pass through.

[0043] The alignment plate 3 is disposed on the front side of the positioning plate 2 , an elastic member is provided between the alignment plate 3 and the positioning plate 2 , and the alignment plate 3 has a plurality of reserved holes 31 corresponding to the plurality of electrical connectors 6 one by one.

[0044] Among them, when the positioning plate 2 is fixed to the shell, several electrical connectors 6 are plugged into several reserved holes 31 through the through opening 21, one by one, and the outer wall of each electrical connector 6 is connected to the inner wall of the corresponding reserved hole 31; the size and number of the reserved holes 31 can be customized according to installation requirements.

[0045] The positioning plate 2 and the alignment plate 3 are both made of polytetrafluoroethylene material, which has good wear resistance and self-lubricating properties. The polytetrafluoroethylene material can reduce the friction between the positioning plate 2 and the alignment plate 3 and is not easy to stick together.

[0046] In the embodiment of the present application, when installing the electric connector 6 on the drone, the electric connector 6 is first fixedly installed on the alignment plate 3, and then the alignment plate 3 is installed on the front side of the positioning plate 2, and several electric connectors 6 are plugged into the reserved holes 31 through the through opening 21 and one by one; finally, the positioning plate 2 is fixedly installed on the outer casing of the drone to complete the installation of the electric connector 6; wherein, an elastic part is provided between the outer peripheral wall of the alignment plate 3 and the inner peripheral wall of the positioning plate 2, and when the drone vibrates, the installed electric connector 6 can squeeze the elastic part along with the alignment plate 3, causing the elastic part to undergo elastic deformation.

[0047] Compared with the prior art, the electrical connector installation structure provided in the embodiment of the present application changes the installation mode of the electrical connector 6 to a floating installation, thereby reducing the wear of the electrical connector 6 caused by high-frequency vibration during the flight of the UAV. At the same time, it also reduces the accuracy requirements for the installation structure and eliminates structural stress during installation.

[0048] In some embodiments, please refer to Figures 1 to 7 As a specific implementation of the electrical connector installation structure provided in the present application, the positioning plate 2 also includes a mounting plate.

[0049] The mounting frame 1 is arranged on the front side of the positioning plate 2, and the mounting frame 1 abuts against the front side of the alignment plate 3; and the mounting frame 1 adopts a door-shaped structure, and the mounting frame 1 is used to be fixed on the outer shell of the drone.

[0050] The mounting frame 1 has an avoidance hole 11 penetrating along the front-to-back direction, and the avoidance hole 11 is connected to each of the reserved holes 31 .

[0051] By adopting the above technical solution, the gate-shaped structure can provide more installation space for a plurality of electrical connectors 6 , and more operating space can be provided when installing and removing the electrical connectors 6 .

[0052] In some embodiments, please refer to Figures 1 to 3 As a specific embodiment of the electrical connector mounting structure provided in the present application, the front side surface of the positioning plate 2 has a plurality of first thread grooves 22; the mounting frame 1 has a plurality of first alignment holes 13 that penetrate along the front-to-back direction and are suitable for correspondingly connecting with the plurality of first thread grooves 22 one by one, and each of the first alignment holes 13 is inserted with a first bolt 14 that is suitable for threaded connection with the corresponding first thread groove 22.

[0053] By adopting the above technical solution, the cooperation between the first bolt 14 and the first thread groove 22 can realize the detachable connection of the positioning plate 2, and the bolt connection is simple and reliable, which provides convenience for disassembly and maintenance of the electrical connector 6. The staff can easily disassemble or install the positioning plate 2 on the mounting frame 1 by removing or installing the first bolt 14.

[0054] In some embodiments, please refer to Figures 1 to 3 As a specific embodiment of the electrical connector mounting structure provided in the present application, both ends of the mounting frame 1 respectively have mounting portions 12 extending away from the mounting frame 1 in the left and right directions and suitable for being fixedly connected to the outer shell; the two mounting portions 12 are both arranged parallel to the positioning plate 2, and the rear side surface of each mounting portion 12 is located on the rear side of the positioning plate 2.

[0055] By adopting the above technical solution, the mounting frame 1 can achieve rapid docking with the mounting port of the electrical connector 6 on the drone through the two mounting parts 12, which facilitates the installation of the electrical connector mounting structure.

[0056] In some embodiments, please refer to Figures 1 to 5 As a specific embodiment of the electrical connector mounting structure provided in the present application, each mounting portion 12 is provided with a plurality of mounting holes 121 penetrating the mounting portion 12 along the front-to-back direction, and fasteners suitable for connecting to the housing are inserted into the mounting holes 121.

[0057] By adopting the above technical solution, the two mounting parts 12 can be detachably mounted on the drone casing by fasteners.

[0058] In some embodiments, see Figure 2 As a specific implementation of the electrical connector installation structure provided in the present application, a groove 23 suitable for embedding the alignment plate 3 is provided on the front side of the positioning plate 2, and the groove 23 is connected to each reserved hole 31.

[0059] When the alignment plate 3 is embedded in the groove 23 , a gap 4 is provided between the inner wall of the groove 23 and the alignment plate 3 , and the elastic member is disposed in the gap 4 .

[0060] By adopting the above technical solution, the alignment plate 3 equipped with the electrical connector 6 can move linearly through the gap 4 between the alignment plate 3 and the inner wall of the groove 23; this gap 4 allows the alignment plate 3 to have a certain amount of activity. When the drone generates high-frequency vibration, the existence of the gap 4 prevents relative movement between the two plugged electrical connectors 6, thereby reducing the wear of the electrical connector 6.

[0061] In some embodiments, please refer to Figures 2 to 7 As a specific embodiment of the electrical connector mounting structure provided in the present application, the elastic member is a plurality of elastic sheets 5 arranged in the gap 4 and surrounding the alignment plate 3; the two ends of each elastic sheet 5 are respectively connected to the inner peripheral wall of the groove 23 and the outer peripheral wall of the alignment plate 3.

[0062] The elastic sheet 5 is made of metal material, with low manufacturing cost and easy installation and maintenance; the elastic sheet 5 also has good elasticity and toughness, can withstand greater pressure and deformation, and the elastic sheet 5 has stable performance, long service life, and high wear resistance and corrosion resistance.

[0063] It should be noted that there is a first rounded corner with an arc transition between every two adjacent inner walls in the groove 23; there is a second rounded corner with an arc transition between every two adjacent outer walls on the alignment plate 3. When the alignment plate 3 is embedded in the groove 23, the first rounded corner and the second rounded corner are adjacent to each other in a one-to-one correspondence.

[0064] By adopting the above technical solution, when relative movement occurs between the groove 23 and the alignment plate 3, the elastic sheet 5 can buffer the impact force when the alignment plate 3 moves toward the inner wall of the groove 23, and the first rounded corner and the second rounded corner can reduce the collision between the corners of the alignment plate 3 and the inner wall of the groove 23.

[0065] In some embodiments, please refer to Figure 2 , Figure 3 and Figure 7 As a specific embodiment of the electrical connector installation structure provided in the present application, the rear side of the alignment plate 3 has a plurality of embedding grooves 32 corresponding one to one with the plurality of reserved holes 31; when the front end of the electrical connector 6 is inserted into the reserved hole 31, the rear end of the electrical connector 6 is inserted into the embedding groove 32.

[0066] Furthermore, a locking hole 33 penetrating the front side of the alignment plate 3 is formed at the bottom of the embedding groove 32 , and a second bolt 34 suitable for connecting with the electrical connector 6 is inserted into the locking hole 33 .

[0067] By adopting the above technical solution, the embedding groove 32 can provide guidance and positioning for the electrical connector 6 during installation, and at the same time, it can also ensure that the electrical connector 6 is offset when the UAV vibrates during operation; the second bolt 34 can detachably connect the electrical connector 6 to the alignment plate 3, providing convenience for the inspection and replacement of the electrical connector 6.

[0068] The technical solution adopted in the present application also provides a drone, comprising the electrical connector installation structure proposed in any of the aforementioned items.

[0069] The beneficial effects of the drone provided by this embodiment are the same as the beneficial effects of the aforementioned electrical connector installation structure, and will not be repeated here.

[0070] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. An electrical connector mounting structure, characterized in that: include: A positioning plate, which is used to be fixed on the outer shell of the drone and is located on the side of the electrical connector facing away from the outer shell; the positioning plate is defined as being located on the front side of the electrical connector; the rear side of the positioning plate abuts against the rear end of the electrical connector, and the positioning plate is provided with a through hole that passes through in the front-to-back direction and is used for the front ends of several electrical connectors to pass through; and An alignment plate, arranged on the front side of the positioning plate, having an elastic member between the alignment plate and the positioning plate, and having a plurality of reserved holes corresponding to the plurality of electrical connectors one by one; When the positioning plate is fixed to the housing, the plurality of electrical connectors are plugged into the plurality of reserved holes through the through openings, one by one, and the outer peripheral wall of each electrical connector is connected to the inner peripheral wall of the corresponding reserved hole.

2. The electrical connector mounting structure according to claim 1, characterized in that: The positioning plate also includes: A mounting frame is arranged on the front side of the positioning plate and abuts against the front side of the alignment plate; and the mounting frame adopts a door-shaped structure and is used to be fixed on the outer shell of the drone; Wherein, the mounting frame is provided with an avoidance hole which penetrates along the front-to-back direction, and the avoidance hole is connected with each of the reserved holes.

3. The electrical connector mounting structure according to claim 2, characterized in that: The front side surface of the positioning plate has a plurality of first thread grooves; the mounting frame has a plurality of first alignment holes that penetrate along the front-to-back direction and are suitable for correspondingly connecting with the plurality of first thread grooves one by one, and each of the first alignment holes is inserted with a first bolt that is suitable for threaded connection with the corresponding first thread groove.

4. The electrical connector mounting structure according to claim 2, characterized in that: Both ends of the mounting frame respectively have mounting parts extending away from the mounting frame in the left and right directions and suitable for being fixedly connected to the shell; the two mounting parts are arranged parallel to the positioning plate, and the rear side surface of each mounting part is located on the rear side of the positioning plate.

5. The electrical connector mounting structure according to claim 4, characterized in that: Each of the mounting parts is provided with a plurality of mounting holes which penetrate in the front-to-back direction, and each of the mounting holes is plugged with a fastener which is suitable for connecting with the shell.

6. The electrical connector mounting structure according to any one of claims 1 to 5, characterized in that: The front side of the positioning plate is provided with a groove suitable for the alignment plate to be embedded, and the groove is connected to each of the reserved holes; Wherein, when the alignment plate is embedded in the groove, there is a gap between the inner wall of the groove and the alignment plate, and the elastic member is arranged in the gap.

7. The electrical connector mounting structure according to claim 6, characterized in that: The elastic member is a plurality of elastic sheets arranged in the gap and surrounding the alignment plate; two ends of each of the elastic sheets are respectively connected to the inner peripheral wall of the groove and the outer peripheral wall of the alignment plate.

8. The electrical connector mounting structure according to claim 1, characterized in that: The rear side of the alignment plate has a plurality of embedding grooves corresponding to the plurality of the reserved holes one by one; when the front end of the electrical connector is plugged into the reserved hole, the rear end of the electrical connector is inserted into the embedding groove; Furthermore, the groove bottom of the embedding groove has a locking hole penetrating the front side surface of the alignment plate, and a second bolt suitable for connecting with the electrical connector is inserted into the locking hole.

9. A drone, characterized in that The invention comprises the electrical connector mounting structure according to any one of claims 1 to 8.

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