An unmanned aerial vehicle mounting assembly

CN122809002APending Publication Date: 2026-09-25CHINESE PEOPLES LIBERATION ARMY UNIT 73051
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Patent Information

Application Number
CN202610780272.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-06-02
Publication Date
2026-09-25

AI Technical Summary

Technical Problem

这意味着用户每次更换载荷时,不仅需要装卸机械接口,还需插拔多根电缆,操作繁琐且容易出错

Benefits of technology

[0020](1)与传统仅提供机械连接的皮轨不同,本挂载组件分别在相互对接的电路盒、连接座内设有第一电路、第二电路,并分别在第一表面、第二表面这两个对接面上设有第一对接端子、第二对接端子。当第一连接结构与第二连接结构锁定时,第一对接端子与第二对接端子相互抵接,使电路盒与连接座在进行机械拆装的同时完成电路通断,无需额外插拔线缆,极大简化了外部配件的装配操作。(2)所述电路盒与连接座通过第一连接结构与第二连接结构的可靠锁定,实现相对位置的精确固定,为第一对接端子与第二对接端子的稳定接触提供了可靠的结构基础,保证了电路连接的连续性和稳定性。(3)电路盒与无人机之间、连接座与电路盒之间以及连接座与外部配件之间均采用可拆卸连接,使得整个挂载系统具有良好的模块化特性。同时,电路盒与无人机的固定方式、连接座与外部配件的固定方式均具有较高的适配性,能够兼容多种无人机机型与不同形状的负载,显著提升了无人机任务配置的灵活性和作业效率。

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Abstract

The application discloses a kind of unmanned plane mounting assembly, including circuit box and connecting seat.Circuit box is sealedly installed with first circuit, and its first surface is provided with the first interface terminal connected with first circuit, and the both sides of first surface are provided with first connecting structure.Connecting seat is sealedly installed with second circuit, and it has second surface opposite to first surface;Second surface is provided with the second interface terminal connected with second circuit, and the both sides of second surface are provided with second connecting structure.First connecting structure and second connecting structure are connected by detachable connection to realize multidirectional limit, and connecting seat and circuit box are locked in first relative position, at this time, first surface and second surface abut, and first interface terminal and second interface terminal contact.At least one of first interface terminal and second interface terminal is provided with circumferentially closed sealing element on outer periphery.The mounting assembly realizes circuit on-off while mechanically disassembling circuit box and connecting seat, and has the characteristics of quick disassembly and high adaptability.
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Description

Technical Field

[0001] This invention relates to the field of drone auxiliary equipment technology, and in particular to a drone mounting component. Background Technology

[0002] When drones perform tasks such as aerial photography, inspection, and light shows, they often need to be equipped with various electrical accessories such as lighting equipment, cameras, and gas sensors. To improve the efficiency of installing and removing these electrical accessories and to enhance structural adaptability, some drones have mechanical interfaces on their fuselage bottom, with Picatinny rails being widely used due to their standardization and reliable connection. However, traditional Picatinny rails only provide a purely mechanical connection function. Their grooves are located on the working surface that directly contacts the external accessories, and this working surface itself lacks the structural foundation to accommodate circuit components, thus preventing direct electrical connection between the rail and the accessories. Therefore, the electrical connection between the electrical accessories and the drone still needs to be accomplished through additional wiring harnesses. This means that every time the user changes the payload, they not only need to install and remove the mechanical interface but also plug and unplug multiple cables, making the operation cumbersome and prone to errors. Therefore, there is an urgent need for a new type of drone mounting component to solve the aforementioned problems of existing technologies. Summary of the Invention

[0003] The main technical problem to be solved by the present invention is to provide a drone mounting component that can simultaneously enable the mechanical disassembly and assembly of mounting accessories and the switching on and off of electrical circuits.

[0004] To address the aforementioned technical problems, the present invention provides a drone mounting component, including a circuit box and a connector;

[0005] The circuit box has a first cavity for sealing and mounting a first circuit; the circuit box has a first surface extending along its own length, and the first surface has a first mating terminal for connecting to the first circuit; the circuit box has a set of first connecting structures on two sides of the first surface; the circuit box also has a first fixing structure for fixing to a drone;

[0006] The connector is provided with a second cavity for sealing and installing a second circuit; the connector has a second surface opposite to the first surface; the second surface is provided with a second mating terminal for connecting to the second circuit; the connector is provided with a set of second connection structures on two sides of the second surface; the connector is also provided with a first plug-in port connected to the second mating terminal through the second circuit and a second fixing structure for fixing external accessories;

[0007] The first connecting structure and the second connecting structure are detachably connected to lock the connector and the circuit box in a first relative position; when the connector and the circuit box are in the first relative position, the first surface and the second surface abut against each other, and the first mating terminal and the second mating terminal are in contact with each other.

[0008] At least one of the first mating terminal and the second mating terminal has a circumferentially closed seal on its outer periphery.

[0009] In a preferred embodiment, the first connecting structure includes a guide rail with a first limiting portion; the second connecting structure includes a clamping arm with a second limiting portion; the clamping arm retracts or opens along the width direction of the guide rail to clamp or release the guide rail; when the clamping arm clamps the guide rail, the second limiting portion engages with the first limiting portion along the length direction of the guide rail and in a direction perpendicular to and away from the first surface.

[0010] In a preferred embodiment, the first limiting portion includes a plurality of first toothed grooves arranged longitudinally on the outer side of the guide rail; the second limiting portion includes a plurality of second toothed grooves arranged longitudinally on the inner side of the clamping arm.

[0011] When the clamping arm clamps the guide rail: the first tooth groove and the second tooth groove are misaligned and engaged along the length direction of the guide rail; the lateral contours of the second tooth groove and the first tooth groove are concave and convex along the width direction of the guide rail to limit each other in the vertical direction of the first surface.

[0012] In a preferred embodiment, the connecting seat includes a seat body, and a second surface is disposed on the seat body; the clamping arm includes a locking member and a first arm body and a second arm body that are separately disposed; the first arm body is fixed to the seat body; the locking member is threadedly engaged with the seat body in a transverse direction to detachably connect the second arm body to the side of the seat body away from the first arm body, and the transverse distance between the second arm body and the first arm body can be adjusted.

[0013] In a preferred embodiment, the first mating terminal and the second mating terminal are magnetically engaged, and one of them includes a spring contact.

[0014] In a preferred embodiment, the circuit box further includes a second plug-in port that is connected to the first docking port via a first circuit.

[0015] In a preferred embodiment, the first mating terminal is divided into a double-row contact terminal and a single-row contact terminal; the double-row contact terminal and the single-row contact terminal are spaced apart along the length direction of the first surface; the second mating terminal includes three rows of contact terminals, the two rows of contacts on both sides are aligned with the double-row contact terminals, and the middle row of contacts is aligned with the single-row contact terminals.

[0016] In a preferred embodiment, the connector further includes a third surface disposed opposite to the second surface; the second fixing structure includes a vacuum generator, a solenoid valve, and a vacuum suction cup; the power vacuum generator and the solenoid valve are disposed inside the connector, and the vacuum suction cup is fixed to the third surface; the vacuum generator is connected to the vacuum suction cup via the solenoid valve, and the solenoid valve is used to control the opening and closing of the air passage between the vacuum suction cup and the vacuum generator.

[0017] In a preferred embodiment, the first fixing structure includes a plurality of ear plates extending from both sides of the circuit box and threaded fittings disposed on the ear plates.

[0018] In a preferred embodiment, the first fixing structure includes an elastic band having a degree of freedom of extension and retraction along its length; the two ends of the elastic band are connected to both sides of the circuit box.

[0019] Compared with the prior art, the technical solution of the present invention has the following beneficial effects:

[0020] (1) Unlike traditional rails that only provide mechanical connections, this mounting assembly has a first circuit and a second circuit in the interlocking circuit box and connector, and a first mating terminal and a second mating terminal on the first and second mating surfaces, respectively. When the first connection structure and the second connection structure are locked, the first mating terminal and the second mating terminal abut against each other, so that the circuit box and the connector can be mechanically disassembled and assembled while the circuit is switched on and off, without the need for additional cable plugging and unplugging, which greatly simplifies the assembly operation of external accessories. (2) The circuit box and the connector are precisely fixed in relative position through the reliable locking of the first connection structure and the second connection structure, which provides a reliable structural basis for the stable contact of the first mating terminal and the second mating terminal, ensuring the continuity and stability of the circuit connection. (3) The circuit box and the UAV, the connector and the circuit box, and the connector and the external accessories are all detachably connected, so that the entire mounting system has good modular characteristics. Meanwhile, the way the circuit box is fixed to the drone, and the way the connector is fixed to external accessories, are highly adaptable, enabling compatibility with various drone models and payloads of different shapes, significantly improving the flexibility of drone mission configuration and operational efficiency. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the structure of the mounting component installed on the UAV via a threaded fitting in an embodiment of the present invention;

[0022] Figure 2 This is a schematic diagram of the structure of the mounting component in an embodiment of the present invention;

[0023] Figure 3This is a schematic diagram of the structure of the mounting component after the encapsulation cover is removed in an embodiment of the present invention;

[0024] Figure 4 This is a schematic diagram of the connecting seat as described in an embodiment of the present invention;

[0025] Figure 5 This is a schematic diagram of the structure of the mounting component installed on the drone via an elastic band in an alternative embodiment of the present invention.

[0026] The diagram is labeled as follows: 1-Circuit box, 11-First cavity, 12-First surface, 13-First mating terminal, 131-Single row of contact terminals, 132-Double row of contact terminals, 14-First connection structure, 140-Guide rail, 141-First toothed groove, 15-First fixing structure, 151-Ear plate, 152-Threaded mating part, 153-Elastic band, 16-Second insertion port, 17-First circuit, 18-Encapsulation cover, 2-Connecting base, 20- 21-Second cavity, 22-Second surface, 23-Second docking terminal, 24-Second connecting structure, 240-Clamping arm, 241-First arm body, 242-Second arm body, 243-Locking element, 244-Second toothed groove, 245-Positioning protrusion, 246-Positioning groove, 25-Second fixing structure, 251-Vacuum suction cup, 252-Through hole, 26-First insertion port, 27-Third surface, 3-Sealing element, 4-UAV. Detailed Implementation

[0027] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative effort are within the scope of protection of the present invention.

[0028] In the description of this invention, it should be noted that the terms "upper," "lower," "inner," "outer," "top / bottom," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing the invention and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on the invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0029] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed", "equipped", "sleeved / connected", "connected", etc., should be interpreted broadly. For example, "connection" can be a wall-mounted connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. For those skilled in the art, the specific meaning of the above terms in this invention can be understood according to the specific circumstances.

[0030] like Figures 1-5 As shown, this embodiment of the invention provides a drone mounting component for detachably mounting external accessories such as lighting, camera devices, and throwers to the drone 4, and for enabling circuit connection between the drone 4 and these external accessories.

[0031] Overall, the mounting assembly comprises two parts: a circuit box 1 and a connector 2. The circuit box 1 is fixed to the fuselage of the UAV 4 via a first fixing structure 15, while the connector 2 is fixed to external accessories via a second fixing structure 25. The circuit box 1 and the connector 2 are locked together by a detachable connection structure, achieving stable transmission of electrical signals in the locked state. Specifically, the circuit box 1 has a first cavity 11, within which a first circuit 17 is sealed and installed. The circuit box 1 has a first surface 12 extending along its length, on which a first mating terminal 13 electrically connected to the first circuit 17 is provided. The circuit box 1 has a set of first connecting structures 14 on each of the two sides of the first surface 12. The connector 2 has a second cavity 21, within which a second circuit is sealed and installed. The connector 2 has a second surface 22 opposite to the first surface 12, on which a second mating terminal 23 electrically connected to the second circuit is provided. The connector 2 has a set of second connecting structures 24 on each of the two sides of the second surface 22. The connector 2 is also provided with a first plug-in port 26, which is connected to the second mating terminal 23 via a second circuit for electrical connection with external accessories. The first connecting structure 14 and the second connecting structure 24 are detachably connected, thereby locking the connector 2 and the circuit box 1 in a first relative position. When the two are in this relative position, the first surface 12 and the second surface 22 abut against each other, and the first mating terminal 13 and the second mating terminal 23 are in contact, thus achieving circuit conduction. To adapt to the operating requirements in rainy or humid environments, at least one of the first mating terminal 13 and the second mating terminal 23 is provided with a circumferentially closed seal 3 on its outer periphery to prevent moisture from entering the electrical contact interface. It should be noted that the "abutment" relationship between the first surface 12 and the second surface 22 is not entirely limited to direct contact; it can also be achieved indirectly through the seal 3 between the two or through the first mating terminal 13 and the second mating terminal 23.

[0032] The preferred implementation structure of each part of the mounting component will be described in detail below. It should be noted that, in this document, the length directions of the circuit box 1, the guide rail 140, and the first surface 12 are all in the same direction, defined as the longitudinal direction of this mounting component, as shown below. Figure 2 As shown by the X-axis; the width directions of circuit box 1, first surface 12, guide rail 140, and connecting seat 2 are all in the same direction, defined as the transverse direction of this mounting assembly, as shown in the figure. Figure 2 The Y-axis is shown in the figure.

[0033] Preferably, the first connecting structure 14 includes a guide rail 140 with a first limiting portion, and the second connecting structure 24 includes a clamping arm 240 with a second limiting portion. The clamping arm 240 retracts or opens along the width direction of the guide rail 140 to clamp or release the guide rail 140 in that direction. When the clamping arm 240 clamps the guide rail 140, the second limiting portion forms a limiting engagement with the first limiting portion along the length direction of the guide rail 140 and in a direction perpendicular to and away from the first surface 12. In addition, the clamping and fixing of the guide rail 140 by the clamping arm 240 is itself equivalent to a lateral limiting engagement, and the relative position of the circuit box 1 and the connecting seat 2 is reliably locked. Furthermore, the first limiting portion includes a plurality of first toothed grooves 141 arranged longitudinally on the outer side of the guide rail 140, and the second limiting portion includes a plurality of second toothed grooves 244 arranged longitudinally on the inner side of the clamping arm 240. When the clamping arm 240 clamps the guide rail 140, the first tooth groove 141 and the second tooth groove 244 are misaligned and engaged along the length direction of the guide rail 140, thereby achieving a limiting fit in that direction; at the same time, the lateral contours of the second tooth groove 244 and the first tooth groove 141 form a concave-convex fit along the width direction of the guide rail 140, thereby limiting each other in the vertical direction of the first surface 12. Figure 2 The diagram illustrates a specific structural form of the convex-concave fit. The lateral profile of the first tooth groove 141 gradually expands outward in the direction close to the first surface 12, while the lateral profile of the second tooth groove 244 gradually contracts inward in the direction away from the second surface 22, thereby forming an effective fit in the lateral direction. The first tooth groove 141 and the second tooth groove 244 are set at an oblique angle at their interface, which can also provide a guiding function for the clamping arm 240 during clamping.

[0034] Preferably, the connecting seat 2 includes a seat body 20, and the second surface 22 is disposed on the seat body 20. The clamping arm 240 includes a locking member 243 and a separately disposed first arm body 241 and second arm body 242. The first arm body 241 is fixed or integrally formed on one side of the seat body 20. The locking member 243 is threadedly engaged with the seat body 20 in a transverse direction to detachably connect the second arm body 242 to the side of the seat body 20 away from the first arm body 241, and the transverse distance between the second arm body 242 and the first arm body 241 can be adjusted by increasing or decreasing the screw depth. The threaded engagement has a self-locking characteristic, which can effectively prevent the second arm body 242 from moving away from the first arm body 241, thereby making the clamping arm 240 firmly clamp the guide rail 140. To further improve the reliability of the connection, a positioning protrusion 245 and a positioning groove 246 are provided between the second arm body 242 and the seat body 20, and a firm locking is achieved through the concave-convex engagement to prevent the second arm body 242 from shifting position during use.

[0035] In one alternative, the first connecting structure 14 and the second connecting structure 24 are fastened together by an elastic snap, achieving quick locking and unlocking through the interlocking of the elastic hook and the slot. In another alternative, the first connecting structure 14 and the second connecting structure 24 have aligning screw holes for connection and fixation by threaded fasteners. Therefore, those skilled in the art can conceive of various conventional means to achieve the requirement that "the first connecting structure 14 and the second connecting structure 24 are detachably connected to lock the connecting seat 2 and the circuit box 1 in a first relative position." Thus, the "detachable connection" here has a broad structural basis and is not limited to the case of "lateral clamping + multi-directional limiting" between the clamping arm 240 and the guide rail 140.

[0036] The preferred features of the mounting assembly in terms of circuit connection are now described. Preferably, one of the first mating terminal 13 and the second mating terminal 23 has a built-in permanent magnet, and the other has a built-in magnetically attracted metal component to achieve magnetic engagement; furthermore, one of the first mating terminal 13 and the second mating terminal 23 includes a spring contact to provide constant contact pressure. When the circuit box 1 and the connector 2 approach each other, the magnetic force guides the first mating terminal 13 and the second mating terminal 23 to align and engage. The spring contact provides stable electrical contact under compression, maintaining good conductivity even in the presence of minor vibrations. This structure is relatively mature in the field of magnetic connectors and will not be elaborated further here.

[0037] In the contact design of the first mating terminal 13 and the second mating terminal 23, preferably, the first mating terminal 13 is divided into a double-row contact terminal 132 and a single-row contact terminal 131, with the double-row contact terminal 132 and the single-row contact terminal 131 spaced apart along the length direction of the first surface 12. The second mating terminal 23 includes three rows of contact terminals disposed on the second surface 22, with the two rows of contacts on both sides aligning with the double-row contact terminals 132 on the first surface 12, and the middle row of contacts aligning with the single-row contact terminals 131 on the first surface 12. Thanks to this design, the mounting assembly can meet the differentiated power requirements of different external accessories by quickly switching the position of the connector 2 on the first surface 12, significantly improving its adaptability and versatility. It is easy to understand that in this preferred embodiment, the circuit box 1 and the connector 2 have more than two of the aforementioned "first relative positions". In terms of waterproof construction, the sealing element 3 located on the outer periphery of the first mating terminal 13 or the second mating terminal 23 is preferably an O-ring sealing ring, which is easy to install and replace and has a reliable waterproof effect.

[0038] Preferably, the circuit box 1 further includes a second plug-in port 16 connected to the first docking terminal 13 via the first circuit 17. This second plug-in port 16 is preferably an aviation interface, used to electrically connect the first circuit 17 to the power supply or control system of the drone 4. Aviation interfaces offer advantages such as waterproofing, shock resistance, and long plug-in lifespan, making them suitable for the outdoor operating environment of the drone 4. It is easy to understand that in an alternative solution, the power supply for external accessories is located within the circuit box 1, and the first circuit 17 communicates with the drone 4 via wireless connection; in this case, the second plug-in port 16 is unnecessary.

[0039] The preferred connection structure between the mounting assembly, the drone 4, and the external accessories will now be described. The first fixing structure 15 includes a plurality of ear plates 151 extending from both sides of the circuit box 1 and threaded fittings 152 provided on the ear plates 151. The user can use the existing screw holes on the drone 4 to fix the ear plates 151 to the bottom of the drone 4 with screws. Further, the circuit box 1 has a pull-out encapsulation cover 18 on the side facing away from the first surface 12, and the aforementioned ear plates 151 extend from the side of the encapsulation cover 18. When it is necessary to remove the circuit box 1 from the drone 4 for maintenance of the internal first circuit 17, it is only necessary to release the locking state between the encapsulation cover 18 and the circuit box 1 and pull it out of the circuit box 1. Figure 5 As shown, in an alternative embodiment, the first fixing structure 15 includes an elastic band 153 with a degree of flexibility along its length, the two ends of which are connected to both sides of the circuit box 1. In use, the elastic band 153 is fitted over the body of the drone 4 and tightened elastically. This method is particularly suitable for small drones 4 without standard screw holes, offering high adaptability.

[0040] The connecting base 2 also includes a third surface 27 disposed opposite to the second surface 22. The second fixing structure 25 includes a vacuum generator, a solenoid valve, and a vacuum suction cup 251. The vacuum generator and the solenoid valve are located inside the connecting base 2, and the vacuum suction cup 251 is fixed to the third surface 27. The vacuum generator is connected to the vacuum suction cup 251 via the solenoid valve, which controls the opening and closing of the air passage. When it is necessary to fix the accessory, the solenoid valve is opened, and the vacuum generator generates negative pressure to make the suction cup 251 adhere to the surface of the accessory; when it is necessary to release, the solenoid valve is closed, and the suction cup 251 is depressurized to remove the accessory. This method does not damage the surface of the accessory and is applicable to external accessories with a flat top surface. In an alternative solution, the base body 20 of the connecting base 2 is provided with several through holes 252 in a direction perpendicular to the second surface 22, allowing the user to directly lock the external accessory to the connecting base 2 with bolts, which is suitable for scenarios with higher requirements for connection strength.

[0041] In summary, the mounting assembly provided in this embodiment has the following technical advantages: (1) Unlike traditional rails that only provide mechanical connections, this mounting assembly has a first circuit 17 and a second circuit in the mutually mating circuit box 1 and connector 2, and a first mating terminal 13 and a second mating terminal 23 on the first surface 12 and the second surface 22, respectively. When the first connecting structure 14 and the second connecting structure 24 are locked, the first mating terminal 13 and the second mating terminal 23 abut against each other, so that the circuit box 1 and the connector 2 can complete the circuit connection and disconnection at the same time as mechanical disassembly and assembly, without the need for additional cable plugging and unplugging, which greatly simplifies the assembly operation of external accessories. (2) The circuit box 1 and the connector 2 achieve precise fixation of their relative positions through the reliable locking of the first connecting structure 14 and the second connecting structure 24, which provides a reliable structural basis for the stable contact of the first mating terminal 13 and the second mating terminal 23, ensuring the continuity and stability of the circuit connection. (3) The circuit box 1 and the UAV 4, the connector 2 and the circuit box 1, and the connector 2 and the external accessories are all detachable, which makes the entire mounting system have good modularity. At the same time, the fixing method of the circuit box 1 and the UAV 4, and the fixing method of the connector 2 and the external accessories are highly adaptable, and can be compatible with various UAV 4 models and different shaped loads, which significantly improves the flexibility of UAV 4 mission configuration and operation efficiency.

[0042] The above description is merely a preferred embodiment of the present invention and is not intended to limit the patent scope of the present invention. Any technically equivalent modifications made based on the content of this specification shall fall within the protection scope of the present invention.

Claims

1. A drone mounting component, characterized in that: Includes circuit box and connector; The circuit box has a first cavity for sealing and mounting a first circuit; the circuit box has a first surface extending along its own length, and the first surface has a first mating terminal for connecting to the first circuit; the circuit box has a set of first connecting structures on two sides of the first surface; the circuit box also has a first fixing structure for fixing to a drone; The connector is provided with a second cavity for sealing and installing a second circuit; the connector has a second surface opposite to the first surface; the second surface is provided with a second mating terminal for connecting to the second circuit; the connector is provided with a set of second connection structures on two sides of the second surface; the connector is also provided with a first plug-in port connected to the second mating terminal through the second circuit and a second fixing structure for fixing external accessories; The first connecting structure and the second connecting structure are detachably connected to lock the connector and the circuit box in a first relative position; when the connector and the circuit box are in the first relative position, the first surface and the second surface abut against each other, and the first mating terminal and the second mating terminal are in contact with each other. At least one of the first mating terminal and the second mating terminal has a circumferentially closed seal on its outer periphery.

2. The UAV mounting component according to claim 1, characterized in that: The first connecting structure includes a guide rail with a first limiting portion; the second connecting structure includes a clamping arm with a second limiting portion; the clamping arm retracts or opens along the width direction of the guide rail to clamp or release the guide rail; when the clamping arm clamps the guide rail, the second limiting portion engages with the first limiting portion along the length direction of the guide rail and in a direction perpendicular to and away from the first surface.

3. The UAV mounting component according to claim 2, characterized in that: The first limiting part includes a plurality of first toothed grooves arranged longitudinally on the outer side of the guide rail; the second limiting part includes a plurality of second toothed grooves arranged longitudinally on the inner side of the clamping arm. When the clamping arm clamps the guide rail: the first tooth groove and the second tooth groove are misaligned and engaged along the length direction of the guide rail; the lateral contours of the second tooth groove and the first tooth groove are concave and convex along the width direction of the guide rail to limit each other in the vertical direction of the first surface.

4. The UAV mounting component according to claim 2, characterized in that: The connecting seat includes a seat body, and a second surface is provided on the seat body; the clamping arm includes a locking member and a first arm body and a second arm body that are separately disposed; the first arm body is fixed to the seat body; the locking member is threadedly engaged with the seat body in a transverse direction to detachably connect the second arm body to the side of the seat body away from the first arm body, and the transverse distance between the second arm body and the first arm body can be adjusted.

5. A drone mounting component according to claim 1, characterized in that: The first mating terminal and the second mating terminal are magnetically engaged, and one of them includes a spring contact.

6. The UAV mounting component according to claim 1, characterized in that: The circuit box is also provided with a second plug-in port that is connected to the first docking port via a first circuit.

7. A UAV mounting component according to claim 1, characterized in that: The first mating terminal is divided into a double-row contact terminal and a single-row contact terminal; the double-row contact terminals and the single-row contact terminals are spaced apart along the length direction of the first surface; the second mating terminal includes three rows of contact terminals, the two rows of contacts on both sides are aligned with the double-row contact terminals, and the middle row of contacts is aligned with the single-row contact terminals.

8. A drone mounting component according to claim 1, characterized in that: The connecting seat also includes a third surface disposed opposite to the second surface; the second fixing structure includes a vacuum generator, a solenoid valve, and a vacuum suction cup; the power vacuum generator and the solenoid valve are disposed inside the connecting seat, and the vacuum suction cup is fixed to the third surface; the vacuum generator is connected to the vacuum suction cup via the solenoid valve, and the solenoid valve is used to control the opening and closing of the air passage between the vacuum suction cup and the vacuum generator.

9. A UAV mounting component according to claim 1, characterized in that: The first fixing structure includes a plurality of ear plates extending from both sides of the circuit box and threaded fittings provided on the ear plates.

10. A UAV mounting component according to claim 1, characterized in that: The first fixing structure includes an elastic band that has a degree of freedom of stretching along its length; both ends of the elastic band are connected to the two sides of the circuit box.