WO2022068058A1

WO2022068058A1 - Reinforcing accessory of unmanned aerial vehicle and unmanned aerial vehicle

Info

Publication number: WO2022068058A1
Application number: PCT/CN2020/135416
Authority: WO
Inventors: 刘以奋; 陈宜清
Original assignee: 深圳市大疆创新科技有限公司
Priority date: 2020-09-29
Filing date: 2020-12-10
Publication date: 2022-04-07
Also published as: CN214057892U

Abstract

A reinforcing accessory of an unmanned aerial vehicle (UAV) and a UAV, which relate to the technical field of UAVs and can effectively improve the damage resistance of the arms of a UAV. The reinforcing accessory specifically comprises: an arm reinforcing member, the arm reinforcing member comprises a reinforcing rod and at least one reinforcing seat provided on the reinforcing rod, the reinforcing seats correspond to motor seats, and the reinforcing seats are detachably connected to the motor seats. Reinforcing seats of an arm reinforcing member are connected to motor seats on an arm, so that the multiple arms of a UAV may be connected together by means of the arm reinforcing member; the arm reinforcing member has the effect of structural reinforcement on the multiple arms of the UAV; and when the arms are impacted, the impact force on a single arm may be transferred and dispersed to the other arms by means of the reinforcing seats and a reinforcing rod, and as such the anti-collision ability and damage resistance of a single arm are effectively improved.

Description

Reinforcement accessories for drones and drones

This application claims the priority of the Chinese patent application filed on September 29, 2020 with the application number 202022196213.X and the invention titled “Reinforcement Accessories for Unmanned Aerial Vehicles and Unmanned Aerial Vehicles”, the entire contents of which are by reference Incorporated in this application.

technical field

The application belongs to the technical field of unmanned aerial vehicles, and specifically relates to a reinforced accessory for an unmanned aerial vehicle and an unmanned aerial vehicle.

Background technique

With the rapid development of the UAV industry, users have put forward higher requirements for the performance of UAVs. During the flight or lift of the drone, due to the unskilled or wrong operation of the user, it is very easy to cause the drone to collide or land abnormally in the air, which will cause the arm to be damaged due to strong external impact. The arm has low damage resistance.

Overview

The purpose of the embodiments of the present application is to provide a reinforcing accessory for an unmanned aerial vehicle and an unmanned aerial vehicle, which can effectively improve the damage resistance of the arm of the unmanned aerial vehicle.

In order to solve the above technical problems, this application is implemented as follows:

In the first aspect, an embodiment of the present application provides a reinforcing fitting for an unmanned aerial vehicle, the reinforcing fitting is detachably connected to the unmanned aerial vehicle, and the arm of the unmanned aerial vehicle is provided with a motor for carrying a motor The motor base, the motor is used to provide power to the drone, and the strengthening accessories include:

An arm reinforcement, the arm reinforcement includes a reinforcement rod and at least one reinforcement seat provided on the reinforcement rod, the reinforcement seat corresponds to the motor seat, and the reinforcement seat and the motor seat can be Remove the connection.

Optionally, the reinforcing seat is engaged with the motor seat.

Optionally, the reinforcing seat is sleeved on the motor seat.

Optionally, the reinforcing seat at least partially surrounds the motor seat.

Optionally, the reinforcing accessory further includes: at least one connecting piece, the connecting piece is used to strengthen the connection between the arm reinforcing piece and the machine arm.

Optionally, the connecting member is disposed around at least a part of the machine arm.

Optionally, one end of the connecting piece is connected to the reinforcing rod, and the other end is connected to the reinforcing seat; or

Both ends of the connecting piece are connected to the reinforcing rod; or

Both ends of the connecting piece are connected to the reinforcing seat; or

One end of the connecting piece is connected to the arm, and the other end is connected to the reinforcing rod; or

One end of the connecting piece is connected to the machine arm, and the other end is connected to the reinforcing seat.

Optionally, at least one end of the connector is detachably connected to the arm; or

At least one end of the connecting piece is detachably connected to the reinforcing rod and/or the reinforcing seat; or

One end of the connecting piece is fixedly connected to the machine arm.

Optionally, one end of the connecting piece is fixedly connected to the reinforcing rod or the reinforcing seat.

Optionally, one end of the connecting piece is fixedly connected to the reinforcing rod or the reinforcing seat through a fixing piece or an adhesive; or

One end of the connecting piece is integrally formed with the reinforcing rod or the reinforcing seat.

Optionally, a slot is provided on the side of the reinforcement seat away from the reinforcement rod;

One end of the connecting piece is provided with a limit protrusion facing the card slot, the limit protrusion is adapted to the card groove and is detachably engaged in the card groove.

Optionally, a connecting portion is provided on the reinforcing rod at a position close to the reinforcing seat, and one end of the connecting piece is detachably connected to the connecting portion through a fastener.

Optionally, a receiving groove is provided on the reinforcing seat;

The motor base is arranged in the accommodating groove.

Optionally, the inner size of the accommodating groove matches the outer size of the motor seat, and the accommodating groove and the motor seat are connected by interference fit; or

The shape of the reinforcing seat is adapted to the shape of the motor seat.

Optionally, when a tripod is connected to the motor base, a tripod cover communicated with the accommodating groove is further provided on the reinforcing seat, and the tripod sleeve covers the tripod.

Optionally, when the number of the reinforcing seats is multiple, the number of the reinforcing seats is greater than or equal to the number of the connecting pieces, and one of the connecting pieces is installed corresponding to one of the reinforcing seats. .

Optionally, among the plurality of reinforcing seats, at least one of the reinforcing seats is not provided with the tripod cover, and each of the reinforcing seats without the tripod sleeve is provided with a corresponding connection. pieces.

Optionally, along the length direction of the reinforcing rod, a reinforcing rib is provided on the reinforcing rod.

Optionally, the arm reinforcement is integrally injection-molded.

In a second aspect, an embodiment of the present application provides an unmanned aerial vehicle, including: a main body of the unmanned aerial vehicle, and the above-mentioned reinforcing accessories;

Wherein, the reinforcement fittings are detachably connected to at least two arms of the drone main body.

Optionally, the UAV includes: a crossover mode and a normal flight mode;

When the UAV is in the traversing aircraft mode, the reinforcement fitting is connected to at least two arms of the UAV main body;

When the drone is in the normal mode, the reinforcement fitting is separated from the drone body.

In the embodiment of the present application, the motor seat on the arm is connected through the reinforcement seat of the arm reinforcement, so that multiple arms of the drone can be connected together through the arm reinforcement. The multiple arms of the machine play the role of structural strengthening. When the machine arm is impacted, the impact force on a single machine arm can be transmitted and dispersed to other machine arms through the reinforcement seat and the reinforcement rod, thereby effectively lifting a single machine arm. crashworthiness and damage resistance.

The above description is only an overview of the technical solutions of the present disclosure. In order to understand the technical means of the present disclosure more clearly, it can be implemented in accordance with the contents of the description, and in order to make the above and other purposes, features and advantages of the present disclosure more obvious and easy to understand , the following specific embodiments of the present disclosure are given.

Brief Description of Drawings

In order to illustrate the embodiments of the present disclosure or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present disclosure, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is one of the schematic diagrams of the installation structure of the reinforcing fitting according to the embodiment of the present application;

FIG. 2 is the second schematic diagram of the installation structure of the reinforcing fitting according to the embodiment of the present application;

FIG. 3 is the third schematic diagram of the installation structure of the reinforcing fitting according to the embodiment of the present application;

FIG. 4 is one of the schematic diagrams of the installation structure of another reinforcement fitting according to the embodiment of the present application;

FIG. 5 is the second schematic diagram of the installation structure of another reinforcement fitting according to the embodiment of the present application;

FIG. 6 is one of the structural schematic diagrams of the reinforcing fittings according to the embodiment of the present application being installed on a drone with a gimbal;

FIG. 7 is the second structural schematic diagram of the reinforcing fitting according to the embodiment of the present application being installed on a drone with a gimbal;

FIG. 8 is one of the structural schematic diagrams of the reinforcing accessories according to the embodiment of the present application being installed on a hexacopter unmanned aerial vehicle;

FIG. 9 is the second structural schematic diagram of the reinforcing fitting according to the embodiment of the present application being installed on a hexacopter unmanned aerial vehicle;

FIG. 10 is one of the schematic diagrams of the installation structure of another reinforcing fitting according to the embodiment of the present application;

FIG. 11 is the second schematic diagram of the installation structure of another reinforcing fitting according to an embodiment of the present application.

Description of reference numbers:

10: Reinforcing accessories; 20: UAV's arm; 11: Arm reinforcement; 12: Connecting parts; 110: Reinforcing rod; 111: Reinforcing seat; 201: Motor seat; 1110: Accommodating slot; 1111: Card slot ; 121: Limiting protrusion; 1101: Connection part; 112: Tripod cover; 30: Head; 40: Fastener.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

The terms "first", "second" and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that data so used may be interchanged under appropriate circumstances so that embodiments of the application can be practiced in sequences other than those illustrated or described herein. In addition, "and/or" in the description and claims indicates at least one of the connected objects, and the character "/" generally indicates that the associated objects are in an "or" relationship.

The reinforced fittings of the drone and the drone provided by the embodiments of the present application will be described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.

The UAVs described in the embodiments of this application include but are not limited to UAVs in the consumer-grade field, and may also be industrial-grade UAVs. The embodiments of this application only take the UAVs in the consumer-grade field as an example for explanation. Refer to execute.

In the embodiment of the present application, the UAV may be a multi-rotor UAV, for example, a quad-rotor UAV, a hexa-rotor UAV, and the like. The embodiments of the present application mainly use a quad-rotor UAV and a hexa-rotor UAV for illustration, and other reference can be used for implementation. In practical applications, a motor mount for carrying a motor is usually provided on the arm of the drone, and the motor is used to provide power to the rotor of the drone so that the drone can fly.

Referring to FIG. 1 , it shows one of the schematic diagrams of the installation structure of the reinforcing fitting according to the embodiment of the present application. Referring to FIG. 2 , the second schematic diagram of the installation structure of the reinforcing fitting according to the embodiment of the present application is shown. Referring to FIG. 3 , a third schematic diagram of the installation structure of the reinforcing fitting according to the embodiment of the present application is shown. As shown in the picture, the reinforcement accessories of the drone are detachably mounted on the arms of the quadrotor drone. In the embodiment of the present application, the reinforcement accessories may specifically include: an arm reinforcement 11 , the arm reinforcement 11 includes a reinforcement rod 110 and at least one reinforcement seat 111 disposed on the reinforcement rod 110 , the reinforcement seat 111 and the motor seat 201 Correspondingly, the reinforcing seat 111 is detachably connected with the motor seat 201 .

In the embodiment of the present application, the motor base 201 on the arm is connected through the reinforcement seat 111 of the arm reinforcement 11, so that the arms of the drone can be connected together through the arm reinforcement 11. The arm reinforcement 11 plays a structural strengthening role for the multiple arms of the drone. When the arm is impacted, the impact force on a single arm can be transmitted and dispersed to other arms through the reinforcement seat 111 and the reinforcement rod 110, and then Effectively improve the anti-collision ability and damage resistance of a single arm.

In one embodiment, the reinforcing seat 111 is generally disposed at the end of the reinforcing rod 110 , and the number of the reinforcing seat 111 may be one or two. For example, in order to reduce the processing difficulty of the arm reinforcement 11 and save the material consumption of the arm reinforcement 11, a reinforcement seat 111 can be provided at one end of the reinforcement rod 110, and the other end is directly connected to the arm.

In the embodiment of the present application, in order to improve the structural stability and reliability between the reinforcement seat 111 and the motor seat 201 , the reinforcement seat 111 may be disposed at least partially around the motor seat 201 . For example, the reinforcing seat 111 may be arranged to partially surround the motor seat 201 or be arranged to completely surround the motor seat 201 . Specifically, an accommodating groove 1110 may be provided on the reinforcing seat 111 ; the motor seat 201 may be provided in the accommodating groove 1110 . The motor seat 201 is at least partially surrounded by the accommodating groove 1110 , on the one hand, the connection strength between the reinforcing seat 111 and the motor seat 201 can be improved, and on the other hand, the motor seat 201 can be protected.

In one embodiment, in order to reduce the number of parts of the reinforcement fitting 10 and simplify the assembly steps between the arm reinforcement 11 and the drone, the inner dimension of the accommodating groove 1110 can also be set to match the outer dimension of the motor base 201 , and the accommodating groove 1110 and the motor base 201 are connected with interference fit, so that when the arm reinforcement 11 is assembled, since the inner size of the accommodating groove 1110 matches the outer size of the motor base 201, and the accommodating groove 1110 and the motor The seats 201 are connected by an interference fit. Therefore, by directly arranging the motor seat 201 in the accommodating groove 1110 , the reliable installation of the arm reinforcement 11 on the drone can be completed.

Of course, it can be understood that the shape of the reinforcement seat 111 in the embodiment of the present application is also adapted to the shape of the motor seat 201. On the one hand, the connection between the reinforcement seat 111 and the motor seat 201 can be enhanced, and on the other hand, it can The appearance of the reinforcing seat 111 is coordinated with the drone, and the appearance of the drone is improved.

In the embodiment of the present application, there may be various ways of connection between the reinforcing seat 111 and the motor seat 201 , for example, connecting, clipping, etc. through the fastener 40 or the connecting piece 12 .

In one embodiment, the reinforcement seat 111 is engaged with the motor seat 201 , so that the installation of the arm reinforcement 11 on the drone is simpler and more convenient. The connection between the reinforcing seat 111 and the motor seat 201 through the fastener 40 or the connecting piece 12 can make the connection between the reinforcing seat 111 and the motor seat 201 more firm and reliable. Those skilled in the art may select settings according to actual conditions, which are not specifically limited in this embodiment of the present application.

In another embodiment of the present application, the reinforcing seat 111 may be sleeved on the motor seat 201 . For example, the reinforcing seat 111 is sleeved in the accommodating groove 1110 on the motor seat 201, and the interference fit between the accommodating groove 1110 and the motor seat 201 is used to achieve a reliable connection between the reinforcing seat 111 and the motor seat 201, so that the motor The installation of the arm reinforcement 11 is simple and convenient.

In the embodiment of the present application, in order to further improve the reliability of the connection between the arm reinforcement 11 and the drone, the reinforcement fitting 10 may further include: at least one connector 12 , and the connector 12 is used to strengthen the arm reinforcement 11 Connection to the arm 20.

In one embodiment, the number of connectors 12 may be one or more. During the flight of the drone, once the aircraft is bombed and the arm 20 is impacted, if the connection between the reinforcement seat 111 and the motor seat 201 is not firm, the reinforcement seat 111 will be opposite to the motor seat 201 or the arm 20. In this case, the connection between the arm reinforcement 11 and the arm 20 is strengthened by the connecting piece 12, which can effectively improve the anti-impact performance of the arm 20.

In the embodiment of the present application, when the number of the connecting piece 12 is one, the connecting piece 12 can be connected to the arm of the drone in the same advancing direction (ie, the front arm). In one embodiment, during the forward flight of the UAV, the front arm is more likely to encounter foreign objects and be impacted. Therefore, the connecting member 12 is arranged on the front arm for connecting the front arm and the arm reinforcement. The strength of the connection between the parts 11 can effectively reduce the probability of damage to the front arm of the UAV.

Of course, it can be understood that since the flight direction of the UAV in practical applications can be in any direction, such as take-off, landing, forward, backward, left turn, right turn, etc., in any of the above-mentioned working stages of the UAV flight , there may be an abnormality that causes the arm 20 of the drone to be abnormally impacted. Therefore, those skilled in the art can choose to set the number of connectors 12 according to the actual situation, and connect the connector 12 to any arm of the drone. Above, the embodiment of the present application only provides an exemplary description, and should not be construed as a limitation on the specific installation position of the connector 12 .

Optionally, the connecting piece 12 is disposed around at least a part of the machine arm 20 , so as to improve the connection strength between the connecting piece 12 and the machine arm 20 and reduce the difficulty of installation between the connecting piece 12 and the machine arm 20 . For example, one end of the connecting member 12 may be arranged to be hung on the machine arm 20, or the connecting member 12 may be wound around the machine arm 20, or the like.

In the embodiment of the present application, there are various ways of connecting the connecting member 12 and the reinforcing rod 110, as well as the connecting member 12 and the machine arm 20. Specifically, one end of the connecting member 12 is connected to the reinforcing rod 110, and the other end is connected to the reinforcing rod 110. or, both ends of the connector 12 are connected to the reinforcing rod 110; or, both ends of the connector 12 are connected to the reinforcing seat 111; or, one end of the connector 12 is connected to the arm 20, and the other end Connected to the reinforcing rod 110 ; or, one end of the connecting piece 12 is connected to the machine arm 20 , and the other end is connected to the reinforcing seat 111 .

In the embodiment of the present application, in order to simplify the connection steps between the connecting piece 12 and the arm 20, or between the connecting piece 12 and the reinforcing rod 110, at least one end of the connecting piece 12 may be detachably connected to the arm 20; Or, at least one end of the connecting piece 12 is detachably connected to the reinforcing rod 110 and/or the reinforcing seat 111 ; or, one end of the connecting piece 12 is fixedly connected to the machine arm 20 . For example, in one embodiment, one end of the connecting piece 12 is detachably connected to the arm 20, and the other end is fixedly connected to the reinforcing rod 110 or the reinforcing seat 111; or one end of the connecting piece 12 is set to the reinforcing rod 110 or the reinforcing seat 111. 111 is detachably connected, and the other end is fixedly connected to the machine arm 20 , so that the installation steps of the connecting piece 12 during installation can be reduced, and the installation efficiency of the connecting piece 12 can be improved.

Of course, both ends of the connector 12 can also be detachably connected to the reinforcing rod 110 or the reinforcing seat 111 or the machine arm. In this way, the connector 12 can meet the needs of on-demand installation. In the scenario where the connector 12 does not need to be installed, The connector 12 can be disassembled, on the one hand, the number of parts of the reinforcing fitting 10 can be reduced, and the cost of the reinforcing fitting 10 can be saved;

Optionally, in one embodiment, in order to improve the connection strength between the connecting piece 12 and the reinforcing rod 110 or the reinforcing seat 111 , one end of the connecting piece 12 may be fixedly connected to the reinforcing rod through a fixing piece or an adhesive. 110 or the reinforcing seat 111 ; or, one end of the connecting piece 12 is integrally formed with the reinforcing rod 110 or the reinforcing seat 111 . In the embodiment of the present application, one end of the connecting member 12 is connected to the reinforcing rod 110 or the reinforcing seat 111 through a fixing member or an adhesive (glue, etc.), so that the connection between the connecting member 12 and the reinforcing rod 110 or the reinforcing seat 111 can be achieved. firmer.

In the embodiment of the present application, the side of the reinforcing seat 111 away from the reinforcing rod 110 is provided with a locking groove 1111 ; one end of the connecting member 12 is provided with a limiting protrusion 121 facing the locking groove 1111 , and the limiting protrusion 121 is in the same relationship with the locking groove 1111 . Fitted and detachably snapped into the card slot 1111 . In the embodiment of the present application, by setting the limiting protrusion 121 on the connector 12 to engage with the slot 1111 on the reinforcing seat 111, the connection between the connector 12 and the reinforcing seat 111 is simpler and more convenient .

In one embodiment, in the event of a malfunction of the drone, the side of the reinforcement seat 111 away from the reinforcement rod 110 (that is, the side of the reinforcement seat 111 close to the outer edge) usually touches the ground first or comes into contact with other foreign objects Therefore, by setting the card slot 1111 on the side of the reinforcement seat 111 away from the reinforcement rod 110, when the drone is abnormal, the impact force received by the drone can press the limit protrusion 121 to move toward the card slot 1111, In this way, the impact force at the moment of the frying machine can effectively prevent the limiting protrusion 121 from separating from the card slot 1111, which can not only make the connection between the connecting piece 12 and the reinforcing seat 111 simpler, but also can effectively lift the machine through the connecting piece 12. The connection reliability between the arm reinforcement 11 and the motor base 201 .

Optionally, a connecting portion 1101 is provided on the reinforcing rod 110 near the reinforcing seat 111 , and one end of the connecting piece 12 is detachably connected to the connecting portion 1101 through the fastener 40 .

In the embodiment of the present application, in order to further improve the connection reliability between the connecting member 12 and the arm reinforcement member 11 , the other end of the connecting member 12 may be detachably connected to the reinforcing rod 110 through the fastener 40 . In one embodiment, when the drone is impacted, the instantaneous impact force is relatively large, which may deform the connector 12 . One end is connected with the reinforcing rod 110 through the fastener 40, so that even if the connecting piece 12 is subjected to a large impact force, the connecting piece 12 and the reinforcing rod 110 will not be loosened, and the connecting piece 12 can also effectively strengthen the arm. Part 11 is connected to the machine arm.

In the embodiment of the present application, the fasteners 40 include, but are not limited to, screws, bolts, incorruptibles, and the like.

In the embodiment of the present application, one end of the connecting member 12 is connected with the motor base 201 by a snap connection, and the other end is connected to the reinforcing rod 110 through the fastener 40, which can effectively prevent the connecting member 12 from being damaged by the impact force at the moment of collision of the bomber. It is engaged and disengaged from the motor base 201 to improve the damage resistance of the drone when the drone is bombed.

The reinforcing accessories 10 described in the embodiments of the present application may be applicable to various types of drones. For example, in one type of drone, the motor base 201 of the drone can be connected with a tripod for supporting the landing of the drone, or, in another type of drone, the motor base of the drone 201 is not connected to a tripod. Alternatively, there may be a type of drone in which a tripod is connected to part of the motor base 201 of the drone, and another part of the motor base 201 is not connected to a tripod.

In the embodiment of the present application, when the motor base 201 is connected with a tripod, the reinforcing seat 111 is further provided with a tripod cover 112 communicating with the accommodating groove 1110 , and the tripod sleeve 112 covers the tripod. In one embodiment, the tripod cover 112 may completely or at least partially cover the tripod. In the embodiment of the present application, by arranging the tripod cover 112 connected with the accommodating groove 1110 , the connection reliability between the reinforcing seat 111 and the motor seat 201 can be improved.

In one embodiment, the tripod cover 112 and the tripod can also be an interference fit. Since the tripod cover 112 can further improve the connection strength between the reinforcing seat 111 and the motor seat 201 , in one embodiment In the middle, when the motor base 201 with the tripod is connected to the arm reinforcement 11, it is not necessary to provide the connection part 12, which not only saves the cost of the reinforcement part 10, but also reduces the number of parts of the reinforcement part 10, and improves the reinforcement part. 10 Installation efficiency on drones.

Optionally, when there are multiple reinforcement seats 111 , the number of reinforcement seats 111 is greater than or equal to the number of connecting pieces 12 , and one of the connecting pieces 12 is installed corresponding to one of the reinforcing seats 111 .

In the embodiment of the present application, the number of the reinforcing seat 111 may be one or more. When the number of the reinforcing seat 111 is one, a connecting piece 12 can be provided corresponding to it. One end of the connecting piece 12 is connected to the reinforcing seat 111, and the other end is connected to the machine arm, or the other end is connected to the machine arm. The arm is connected to the reinforcing rod 110 outside the arm, so that the connection reliability between the reinforcing seat 111 and the motor seat 201 can be effectively improved through the connecting member 12 . As mentioned above, in the case that the number of the reinforcing bases 111 is multiple, the number of the connecting pieces 12 can be zero. For example, in the case that the motor base 201 is connected with a tripod, the tripod cover 112 can further enhance the reinforcement The connection between the base 111 and the motor base 201 is reliable, therefore, the number of the connecting pieces 12 can be zero, that is, the connecting pieces 12 are not provided. In the case where the number of the reinforcing seat 111 is multiple, the number of the connecting piece 12 can be one, and one connecting piece 12 is arranged on the rear arm (the arm at the position far from the gimbal 30, or in other words, it is backward with the unmanned aerial vehicle). direction of the arm), in one embodiment, when the drone is flying forward, the probability of being abnormally impacted is relatively large, and the front arm of the drone (the arm set corresponding to the rear arm) of the drone is momentarily affected The impact force is transmitted to the rear arm through the arm reinforcement 11, and the motor seat 201 on the rear arm is more likely to fall off from the reinforcement seat 111. Therefore, the connecting piece 12 is arranged on the rear arm. The motor seat 201 on the rear arm is effectively prevented from falling off from the reinforcement seat 111, and the damage resistance of the drone is improved.

Of course, it can be understood that when the number of reinforcing seats 111 is multiple, the number of connecting pieces 12 can also be multiple. When the number of connecting pieces 12 is equal to the number of reinforcing seats 111, each reinforcing seat 111 can There is one connector 12 correspondingly; when the number of connectors 12 is less than the number of reinforcing seats 111 , some of the reinforcing seats 111 can be provided with connectors 12 , and which specific reinforcing seats 111 are provided with connectors 12 . The technical personnel can flexibly select the settings according to the actual situation, which is not specifically limited in this embodiment of the present application.

Optionally, among the plurality of reinforcing seats 111 , at least one reinforcing seat 111 is not provided with the tripod cover 112 , and each reinforcing seat 111 without the tripod sleeve 112 is correspondingly provided with a connecting piece 12 .

In the embodiment of the present application, when the tripod cover 112 and the tripod are connected by interference fit, the connection strength between the reinforcing seat 111 and the motor seat 201 can be enhanced. Therefore, when the reinforcing seat 111 is not provided with the tripod sleeve 112, The connecting member 12 can be selected as far as possible to be disposed on the reinforcing seat 111 without the tripod cover 112, so as to effectively improve the connection strength between the arm reinforcing member 11 and the arm.

Of course, it can be understood that, in the case where the reinforcing seat 111 is provided with a tripod cover 112, the connecting piece 12 can further strengthen the connection between the arm reinforcing piece 11 and the machine arm. Select to set whether to install the connector 12 or not.

In the embodiment of the present application, the accommodating groove 1110 on the reinforcing seat 111 can also be adapted to various shapes according to the motor seat 201 of the drone. Referring to FIG. 4 , it shows one of the schematic diagrams of the installation structure of another reinforcing fitting according to the embodiment of the present application. Referring to FIG. 5 , the second schematic diagram of the installation structure of another reinforcing fitting according to the embodiment of the present application is shown. As shown in the figure, a part of the motor base 201 of the drone is provided with a tripod, and the other part of the motor base 201 is not provided with a tripod. The two ends of the reinforcing rod 110 are fitted with a receiving groove at one end. 1110 is connected with the tripod cover 112, and the accommodating groove 1110 at the other end is not connected with the tripod sleeve 112. It can be understood that, in practical applications, the reinforcing seats 111 at both ends of the reinforcing rod 110 may have various adaptability according to the shape of the motor seat 201 of the drone, and only one exemplary description is given in the embodiment of the present application. Those skilled in the art can set according to the actual situation, which is not limited in this embodiment of the present application.

Optionally, along the length direction of the reinforcing rod 110 , a reinforcing rib is provided on the reinforcing rod 110 .

In the embodiment of the present application, in order to improve the strength of the reinforcing rod 110 , a reinforcing rib may also be provided along the strength direction of the reinforcing rod 110 . Alternatively, in order to reduce the material consumption of the reinforcing rod 110 , grooves may also be provided on the reinforcing rod 110 along the length direction of the reinforcing rod 110 .

Optionally, the arm reinforcement 11 may be integrally injection-molded.

In the embodiment of the present application, the arm reinforcement 11 is processed by integral injection molding, which can not only improve the overall strength of the arm reinforcement 11 , but also reduce the processing cost of the arm reinforcement 11 .

In the embodiment of the present application, when the reinforcement fitting 10 is installed on the drone, in order to enhance the reinforcement effect of the reinforcement fitting 10 on the arm, the arm reinforcement 11 is usually connected to the front arm and the rear arm of the drone . During actual installation, in order to distinguish the front and rear arms of the drone, the setting position of the gimbal 30 on the drone can be used as a reference.

Referring to FIG. 6 and FIG. 7 , it shows a schematic structural diagram of the reinforcing accessory according to the embodiment of the present application being installed on a drone with a gimbal. As shown in the figure, in order to facilitate the shooting and framing of the drone, the gimbal 30 is usually set at the position in the forward direction of the drone. Therefore, the two arms close to the gimbal 30 can be understood as the front arms, and the arms far away The two arms of the gimbal 30 are understood as rear arms. In one embodiment, the reinforcement fittings 10 are symmetrically arranged on the front and rear arms on both sides of the gimbal 30, so that the reinforcement fittings 10 can not only effectively improve the anti-collision capability of the front and rear arms, but also prevent the reinforcement fittings 10 from being blocked. The situation in which the shooting system on the gimbal 30 affects the shooting effect.

In another embodiment of the present application, the reinforcement fitting 10 of the drone can also be installed on a hexacopter drone. Referring to FIG. 8 and FIG. 9 , it shows a schematic structural diagram of the reinforcement fitting according to the embodiment of the present application being installed on a hexacopter unmanned aerial vehicle. As shown in the figure, when the reinforcement fitting 10 is installed on the six-rotor UAV, the arm reinforcement fitting 10 can be connected to the front arm close to the gimbal 30 and the rear arm farthest from the gimbal 30 . In some embodiments, since the drone is used more in the forward or backward flight modes, the front and rear arms are more likely to be damaged. Therefore, the front and rear arms are connected by the arm reinforcement fitting 10. The arm can reduce the damage probability of the UAV with a greater probability and improve the damage resistance of the UAV.

Of course, it can be understood that the arm reinforcement 11 can also be connected to the three arms on one side of the gimbal 30 at the same time, or connected to the front arm and the middle arm close to the gimbal 30 (the middle arm is located on the front arm. The middle arm and the rear arm), or connect the middle arm and the rear arm away from the pan/tilt 30, those skilled in the art can choose according to the actual situation, which is not limited in the embodiment of the present application.

In the embodiment of the present application, there may be one or more reinforcement bars 110 on the arm reinforcement 11 . As shown in FIGS. 1 to 9 , when there is one reinforcing rod 110 , two ends of the reinforcing rod 110 are respectively provided with a reinforcing seat 111 or one end of the reinforcing rod 110 is provided with a reinforcing seat 111 . In the case where there are multiple reinforcement rods 110, the multiple reinforcement rods 110 are connected in sequence, and two adjacent reinforcement rods 110 may share a reinforcement seat 111, or the connection positions of two adjacent reinforcement rods 110 may not be provided with reinforcement. Block 111.

Referring to FIG. 10 and FIG. 11 , a schematic diagram of the installation structure of another reinforcing fitting according to an embodiment of the present application is shown. As shown in the figure, the reinforcement rods 110 of the arm reinforcement 11 are connected in sequence. Among the two reinforcement rods 110, one end of each reinforcement rod 110 is provided with a reinforcement seat 111, and the other end is connected with another reinforcement rod 110. A reinforcing seat 111 is shared, and the accommodating groove 1110 on the reinforcing seat 111 is matched with the motor seat 201. When the motor seat 201 is connected with a tripod, the accommodating groove 1110 is also connected with a tripod sleeve 112. When the base 201 is not connected with a tripod, the accommodating slot 1110 is also not connected with the tripod cover 112 . In the embodiment of the present application, the reinforcement fitting 10 can effectively improve the connection strength and damage resistance of the arm 20 of the six-rotor UAV.

To sum up, the reinforced accessories of the UAV described in the embodiments of the present application at least include the following advantages:

The embodiment of the present application also provides an unmanned aerial vehicle, which may specifically include: an unmanned aerial vehicle body, and the above-mentioned reinforcement fittings; wherein, the reinforcement fittings are detachably connected to at least two arms of the unmanned aerial vehicle body.

In the embodiment of the present application, the main body of the UAV may include a center frame, and the arm connected with the center frame is provided with a motor seat for carrying a motor, and the motor is used to provide power to the rotor of the UAV.

In the embodiment of the present application, the UAV may be a multi-rotor UAV, for example, a quad-rotor UAV, a hexa-rotor UAV, and the like. In practical applications, each rotor corresponds to an arm, so a multi-rotor UAV can be understood as a UAV with multiple arms. For example, in the case where the UAV is a quad-rotor UAV, the four arms of the quad-rotor UAV are divided into two groups, left and right, with a center line parallel to the forward direction of the quad-rotor UAV. The arm includes a front arm and a rear arm, and each set of arms is detachably connected to a group of the above-mentioned reinforcement accessories, that is, the reinforcement accessories are symmetrically arranged on the quadrotor UAV, which also improves the unmanned aerial vehicle. The flight stability of the aircraft can be avoided to avoid the problem of decreased flight stability due to the unbalanced weight of the entire fuselage. Similarly, for the installation of the reinforcing accessories on the six-rotor UAV, reference may be made to the four-rotor UAV, which will not be repeated in this embodiment of the present application.

In the embodiment of the present application, the UAV may specifically include: a fly-through mode and a normal flight mode; when the UAV is in the fly-through mode, the reinforcement fittings are connected to at least two arms of the UAV main body ; When the drone is in normal mode, the reinforcement accessories are separated from the main body of the drone. That is to say, in the embodiment of the present application, the reinforcing accessories of the UAV can be disassembled on demand according to the flight mode in which the UAV is located, or the application scenario of the UAV. Therefore, the application of the reinforcing accessories in the embodiments of the present application way more flexible.

Reference herein to "one embodiment," "an embodiment," or "one or more embodiments" means that a particular feature, structure, or characteristic described in connection with an embodiment is included in at least one embodiment of the present disclosure. Also, please note that instances of the phrase "in one embodiment" herein are not necessarily all referring to the same embodiment.

In the description provided herein, numerous specific details are set forth. It is to be understood, however, that embodiments of the present disclosure may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The use of the words first, second, and third, etc. do not denote any order. These words can be interpreted as names.

The embodiments of the present application have been described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific embodiments, which are merely illustrative rather than restrictive. Under the inspiration of this application, without departing from the scope of protection of the purpose of this application and the claims, many forms can be made, which all fall within the protection of this application.

Claims

A reinforcing fitting for an unmanned aerial vehicle, characterized in that the reinforcing fitting is detachably connected to the unmanned aerial vehicle, the arm of the unmanned aerial vehicle is provided with a motor seat for carrying a motor, and the motor is used for For powering the drone, the reinforcement accessories include:

An arm reinforcement, the arm reinforcement includes a reinforcement rod and at least one reinforcement seat provided on the reinforcement rod, the reinforcement seat corresponds to the motor seat, and the reinforcement seat and the motor seat can be Remove the connection.
The reinforcing fitting according to claim 1, wherein the reinforcing seat is engaged with the motor seat; or

The reinforcing seat is sleeved on the motor seat; or

The reinforcement seat is disposed at least partially around the motor seat.
The reinforcing fitting according to claim 1, wherein the reinforcing fitting further comprises: at least one connecting piece, the connecting piece is used to strengthen the connection between the arm reinforcing piece and the machine arm.
The reinforcement fitting of claim 3, wherein the connecting member is disposed around at least a portion of the arm; or

One end of the connecting piece is connected to the reinforcing rod, and the other end is connected to the reinforcing seat; or

Both ends of the connecting piece are connected to the reinforcing rod; or

Both ends of the connecting piece are connected to the reinforcing seat; or

One end of the connecting piece is connected to the arm, and the other end is connected to the reinforcing rod; or

One end of the connecting piece is connected to the machine arm, and the other end is connected to the reinforcing seat.
The reinforcing fitting according to claim 4, wherein at least one end of the connecting member is detachably connected to the arm; or

At least one end of the connecting piece is detachably connected to the reinforcing rod and/or the reinforcing seat; or

One end of the connecting piece is fixedly connected to the machine arm.
The reinforcing fitting according to claim 5, wherein one end of the connecting piece is fixedly connected to the reinforcing rod or the reinforcing seat.
The reinforcing fitting according to claim 6, wherein one end of the connecting piece is fixedly connected to the reinforcing rod or the reinforcing seat through a fixing piece or an adhesive; or

One end of the connecting piece is integrally formed with the reinforcing rod or the reinforcing seat.
The reinforcing fitting according to claim 5, wherein a side surface of the reinforcing seat away from the reinforcing rod is provided with a slot;

One end of the connecting piece is provided with a limit protrusion facing the card slot, and the limit protrusion is adapted to the card groove and is detachably engaged in the card groove.
The reinforcing fitting according to claim 5, wherein a connecting portion is provided on the reinforcing rod at a position close to the reinforcing seat, and one end of the connecting piece is detachably connected to the connecting portion through a fastener .
The reinforcing fitting according to claim 1, wherein a receiving groove is provided on the reinforcing seat;

The motor base is arranged in the accommodating groove.
The reinforcing fitting according to claim 10, wherein the inner dimension of the accommodating groove matches the outer dimension of the motor seat, and the accommodating groove and the motor seat are connected by interference fit; or

The shape of the reinforcing seat is adapted to the shape of the motor seat.
The reinforcing fitting according to claim 10, characterized in that, when a tripod is connected to the motor base, a tripod cover communicated with the accommodating groove is further provided on the reinforcing seat, and the tripod The sleeve is wrapped around the tripod.
The reinforcing fitting according to claim 3 or 12, characterized in that, when the number of the reinforcing seats is multiple, the number of the reinforcing seats is greater than or equal to the number of the connecting pieces, and one of the reinforcing seats is greater than or equal to the number of the connecting pieces. The connecting piece is installed correspondingly to one of the reinforcing seats.
The reinforcement fitting according to claim 13, wherein among the plurality of reinforcement seats, at least one of the reinforcement seats is not provided with the tripod cover, and each of the reinforcement seats is not provided with the tripod cover. The reinforcing seat is correspondingly provided with one of the connecting pieces.
An unmanned aerial vehicle, characterized in that, the unmanned aerial vehicle comprises: an unmanned aerial vehicle body, and the reinforcing accessory according to any one of claims 1 to 14;

Wherein, the reinforcement fittings are detachably connected to at least two arms of the drone main body.
The unmanned aerial vehicle according to claim 15, wherein the unmanned aerial vehicle comprises: a fly-through mode and a normal flight mode;

When the UAV is in the traversing aircraft mode, the reinforcement fitting is connected to at least two arms of the UAV main body;

When the drone is in the normal mode, the reinforcement fitting is separated from the drone body.