WO2020118528A1 - Rotary wing system and unmanned aerial vehicle vehicle using same - Google Patents

Rotary wing system and unmanned aerial vehicle vehicle using same Download PDF

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Publication number
WO2020118528A1
WO2020118528A1 PCT/CN2018/120348 CN2018120348W WO2020118528A1 WO 2020118528 A1 WO2020118528 A1 WO 2020118528A1 CN 2018120348 W CN2018120348 W CN 2018120348W WO 2020118528 A1 WO2020118528 A1 WO 2020118528A1
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WO
WIPO (PCT)
Prior art keywords
hole
clamping member
screw
holes
mounting
Prior art date
Application number
PCT/CN2018/120348
Other languages
French (fr)
Chinese (zh)
Inventor
汪玉龙
Original Assignee
深圳市乐升科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市乐升科技有限公司 filed Critical 深圳市乐升科技有限公司
Priority to PCT/CN2018/120348 priority Critical patent/WO2020118528A1/en
Publication of WO2020118528A1 publication Critical patent/WO2020118528A1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B64C27/14—Direct drive between power plant and rotor hub

Definitions

  • the invention belongs to the technical field of unmanned aerial vehicles, and more specifically relates to a rotary wing system and an unmanned aerial vehicle used therefor.
  • Unmanned aerial vehicles have the advantages of flexible maneuverability, fast response, unmanned flight, and low operational requirements.
  • Many types of sensors are loaded on the unmanned aerial vehicle.
  • the camera can realize real-time transmission and detection functions. It is widely used in fire, military, transportation, and Meteorology and other fields to achieve cruise shooting and monitoring of designated areas.
  • Multi-rotor drones include a fuselage, multiple rotors, and multiple arms. The multiple arms are hingedly connected to the fuselage, respectively.
  • the rotor includes a drive motor, a paddle clamp mounted on the drive motor, and a blade mounted on the paddle clamp.
  • the existing rotor installation method is to provide a spring on the output shaft of the drive motor, and a paddle jacket It is set on the output shaft of the drive motor, and is pressed by the paddle clip compression spring before rotating the paddle clip, so as to snap the clip at the bottom of the paddle clip to the drive motor, but this rotor installation method has inconvenient operation and disassembly Defects of inefficiency.
  • the purpose of the present invention is to provide a rotor system and a drone used for the same to solve the technical problems of inconvenient operation and low disassembly efficiency of the installation method of the drone rotor in the prior art.
  • the technical solution adopted by the present invention is to provide a rotor system including a driving motor, a paddle clamp and two paddles;
  • the paddle clamp includes a first clamping member, a second clamping member disposed parallel to the first clamping member, and a cylindrical shape disposed between the first clamping member and the second clamping member
  • a connecting piece, a fixing piece symmetrically arranged on both sides of the second clamping piece along its length direction, and two symmetrically arranged pieces are formed between the connecting piece and the first clamping piece and the second clamping piece Paddle installation area;
  • the first clamping members located in the two blade mounting areas are respectively provided with first mounting holes penetrating the upper and lower surfaces of the first clamping member, and the second clamping members are respectively provided with opposite positions
  • the first mounting hole and a second mounting hole penetrating through the upper and lower surfaces of the second clamp, the first mounting holes are respectively arranged coaxially with the second mounting holes, one end of each of the two blades is provided with a through hole Holes, two fixing posts respectively pass through the first mounting hole and the through hole, and are cooperatively connected with the second mounting hole, so as to fix the two blades in the blade installation area respectively;
  • a third mounting hole extending through the upper and lower surfaces of the second clamping member and extending into the interior of the connecting member is formed at the bottom of the connection between the second clamping member and the connecting member, and the two fixing members are respectively
  • the drive motor is provided with an output shaft inserted in the third mounting hole and two screw holes cooperating with the screw mounting holes.
  • the center of the screw hole and the axis center of the output shaft of the drive motor are on the same straight line, and the two screw holes are symmetrically arranged on opposite sides of the output shaft of the drive motor, and the two screws pass through the screws respectively After the installation hole is screwed with the screw hole to fix the paddle clip on the motor.
  • a side of the connecting member adjacent to the two fixing members is provided with mutually symmetrical reinforcing members for reinforcing the connecting member.
  • first pressing elastic bodies are provided on the sides of the first clamping member and the second clamping member located at the periphery of the two first mounting holes.
  • the ring structure is provided with a through hole in the middle, and the through hole is coaxial with the first mounting hole.
  • two second pressing holes arranged symmetrically with the first pressing elastic body are provided on the periphery of the two second mounting holes
  • An elastic body, the second compression elastic body has a ring structure and a through hole is opened in the middle, and the through hole is coaxial with the second mounting hole.
  • cross sections of the first compression elastic body and the second compression elastic body are both curvilinear with thick middle edges and thin edges.
  • the present invention also provides a drone, including a fuselage and a plurality of arms, the plurality of arms are hingedly connected to the fuselage, and also include a plurality of the above-mentioned rotor system, the plurality of The rotor systems are respectively arranged on the arms.
  • the driving motor of the rotor system is disposed on the arm.
  • the beneficial effect of the rotor system provided by the present invention is that, compared with the prior art, in the rotor system of the present invention, the second clamping member is provided with fixing members on both sides along its length direction, and the two fixing members are respectively provided with There are screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the driving motor is provided with two screw holes cooperating with the screw mounting holes, the centers of the two screw holes and the axis center of the output shaft of the driving motor Located on the same straight line, and the two screw holes are symmetrically arranged on opposite sides of the output shaft of the drive motor.
  • the two screws pass through the screw mounting holes and are screwed to the screw holes to connect
  • the propeller clip is fixed on the motor, so that the connection or separation between the propeller clip and the drive motor is achieved by screws, thereby implementing the installation of the rotor system, and this screw installation method makes the rotor system and the arm
  • the connection is stable and reliable, and the disassembly is very simple and convenient. It effectively solves the technical problems of inconvenient rotor installation and operation and low efficiency of disassembly and assembly due to the spring-loaded installation method of the UAV in the prior art.
  • FIG. 1 is an overall schematic diagram of a rotor system provided by an embodiment of the present invention.
  • FIG. 2 is an exploded view of a rotor system provided by an embodiment of the present invention.
  • FIG. 3 is a schematic diagram of the overall structure of a propeller clip of a rotor system provided by an embodiment of the present invention
  • FIG. 4 is a schematic diagram of the overall structure of the rotor system at another angle of the propeller clamp provided by the embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a first compression elastic body of a rotor system provided by an embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a second compressed elastic body of a rotor system provided by an embodiment of the present invention.
  • first and second are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
  • the features defined as “first” and “second” may explicitly or implicitly include one or more of the features.
  • the meaning of “plurality” is two or more, unless otherwise specifically limited.
  • FIG. 1 to FIG. 6 Please refer to FIG. 1 to FIG. 6 together to describe the UAV rotor system provided by the present invention.
  • a UAV rotor system includes a drive motor 1, a paddle clamp 2 and two blades 3; the paddle clamp 2 includes a first clamping member 21, and a second clamp is disposed parallel to the first clamping member 21 A holding member 22, a cylindrical connecting member 23 disposed between the first clamping member 21 and the second clamping member 22, symmetrically disposed on both sides of the second clamping member 22 along its length
  • the fixing member 24, the connecting member 23 and the first clamping member 21 and the second clamping member 22 form two symmetrically arranged blade mounting areas;
  • the first clamping members 21 are respectively provided with first mounting holes 211 penetrating the upper and lower surfaces of the first clamping member 21, and the second clamping members 22 are respectively provided with facing the first mounting holes 211 and
  • the second mounting holes 221 penetrating the upper and lower surfaces of the second clamping member 22, the first mounting holes 211 are coaxially arranged with the second mounting holes 221, respectively, and one end of each of the two blades 3 is provided with a first passage Hole 31, the two fixing posts 4
  • the bottom of the connection between the second clamping member 22 and the connecting member 23 defines a third mounting hole 222 that penetrates the upper and lower surfaces of the second clamping member 22 and extends into the connecting member 23
  • the fixing member 24 is provided with fourth mounting holes 241 penetrating the upper and lower surfaces of the fixing member 24 respectively
  • the drive motor 1 is provided with an output shaft 11 and two
  • the screw holes 12 cooperating with the screw mounting holes 241, the centers of the two screw holes 12 and the axis center of the output shaft 11 of the drive motor 1 are on the same straight line, and the two screw holes 12 are symmetrically arranged on the On opposite sides of the output shaft 11 of the driving motor 1, two screws 4 pass through the screw mounting holes 241 and are screwed to the screw holes 12 to fix the paddle clip 2 on the motor 1.
  • the second clamping member is provided with fixing members on both sides along its length direction, and two fixing members are respectively provided with screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the driving motor There are two screw holes matching the screw mounting holes, the centers of the two screw holes and the axis center of the output shaft of the drive motor are on the same straight line, and the two screw holes are symmetrically arranged on the On the opposite sides of the output shaft of the drive motor, two screws pass through the screw mounting holes and are screwed to the screw holes to fix the paddle clip on the motor, so that
  • the connection or separation of the drive motors achieves the installation of the rotor system, and this screw installation method makes the connection between the rotor system and the arm stable and reliable, and the disassembly is very simple and convenient, saving costs.
  • the driving motor 1 is further provided with two fourth mounting holes 13 that cooperate with the second mounting holes 221, and the centers of the two fourth mounting holes 13 and the drive
  • the center of the axis of the output shaft 11 of the motor 1 is on the same straight line
  • the two fourth mounting holes 13 are symmetrically disposed on opposite sides of the output shaft 11 of the drive motor 1, and the two fixed columns 4 pass through the
  • the first mounting hole 211 and the first through hole 31 are connected with the second mounting hole 221 in order to fix the two blades 3 in the blade fixing area, and the two fixing posts 4 extend
  • the second mounting hole 221 and the fourth mounting hole 13 are cooperatively connected.
  • a side of the connecting member 23 adjacent to the two fixing members 14 is respectively provided with mutually reinforcing members 231 for reinforcing the connecting member 23, and the arrangement of the reinforcing members 231 can further strengthen the paddle clamp Firmness.
  • first mounting holes 211 are respectively provided with a first pressing elastic body 212, the first pressing The elastic body 212 has a ring structure and a through hole is opened in the middle, and the through hole is coaxial with the first mounting hole 211.
  • Two second mounting holes 221 on the side of the second clamping member 22 opposite to the first clamping member 21 are respectively provided with a second pressing arranged symmetrically with the first pressing elastic body 212
  • An elastic body 223, the second pressing elastic body 223 has a ring structure and a through hole is opened in the middle, the through hole is arranged coaxially with the second mounting hole 221, and passes through the first pressing elastic body 212
  • the arrangement of the second pressing elastic body 223 can improve the stability and reliability of the connection between the paddle clamp 2 and the paddle blade 3.
  • the cross-sections of the first compression elastic body 212 and the second compression elastic body 223 are curvilinear with thick middle edges and thin edges, which can further improve the stability and reliability of the connection between the paddle clip 2 and the paddle 3 .
  • the beneficial effect of the rotor system provided by the present invention is that, compared with the prior art, in the rotor system of the present invention, the second clamping member is provided with fixing members on both sides along its length direction, and the two fixing members are respectively provided with There are screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the driving motor is provided with two screw holes cooperating with the screw mounting holes, the centers of the two screw holes and the axis center of the output shaft of the driving motor Located on the same straight line, and the two screw holes are symmetrically arranged on opposite sides of the output shaft of the drive motor.
  • the two screws pass through the screw mounting holes and are screwed to the screw holes to connect
  • the propeller clip is fixed on the motor, so that the connection or separation between the propeller clip and the drive motor is achieved by screws, thereby implementing the installation of the rotor system, and this screw installation method makes the rotor system and the arm
  • the connection is stable and reliable, and the disassembly is very simple and convenient. It effectively solves the technical problems of inconvenient rotor installation and operation and low efficiency of disassembly and assembly due to the spring-loaded installation method of the UAV in the prior art.
  • the present invention also provides a drone, including a fuselage and a plurality of arms, the plurality of arms are hingedly connected to the fuselage, the drone also includes a plurality of the rotor system, so The multiple rotor systems are respectively disposed on the arm.
  • the driving motor of the rotor system is disposed on the arm.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

Provided in the present invention are a rotary wing system and an unmanned aerial vehicle using same, the rotary wing system comprising: a second clamping member is provided with fixing members along both sides thereof in the direction of length, the two fixing members respectively being provided with a screw mounting hole penetrating the upper and lower surface of the fixing member, a drive motor being provided with two screw holes matching the screw mounting holes, the centre of the two screw holes and the axial centre of an output shaft of the drive motor being positioned on the same straight line, the two screw holes being arranged symmetrically on two opposite sides of the output shaft of the drive motor, and two screws being in threaded connection with the screw holes after respectively passing through the screw mounting holes in order to secure a paddle to the drive motor, implementing connection or separation of the paddle to the drive motor, and thereby implementing mounting of the rotary wing system; by means of the screw mounting method, the connection between the rotary wing system and the arms is stable and reliable and assembly and disassembly are simple and convenient.

Description

旋翼***及用于其的无人机Rotor system and drone used for it 技术领域Technical field
本发明属于无人机技术领域，更具体地说，是涉及一种旋翼***及用于其的无人机。The invention belongs to the technical field of unmanned aerial vehicles, and more specifically relates to a rotary wing system and an unmanned aerial vehicle used therefor.
背景技术Background technique
无人机具有机动灵活、反应快速、无人飞行、操作要求低等优点，在无人机上装载多类传感器，例如摄像头可以实现实时传输，探测等功能，广泛应用于消防、军事、交通、以及气象等领域，以实现对指定地区的巡航拍摄和监视。Unmanned aerial vehicles have the advantages of flexible maneuverability, fast response, unmanned flight, and low operational requirements. Many types of sensors are loaded on the unmanned aerial vehicle. For example, the camera can realize real-time transmission and detection functions. It is widely used in fire, military, transportation, and Meteorology and other fields to achieve cruise shooting and monitoring of designated areas.
目前，无人机大多为多旋翼无人机，多旋翼无人机包括机身、多个旋翼以及多个机臂，多个机臂分别与机身铰接连接，多个旋翼分别设置于多个机臂上，旋翼包括驱动电机、安装在驱动电机上的桨夹及安装在桨夹上的桨叶，但现有的旋翼的安装方式是在驱动电机的输出轴上设有弹簧，桨夹套设在驱动电机的输出轴上，通过桨夹加压弹簧压后再旋转桨夹，以便将桨夹底部的卡扣卡接在驱动电机上，但这种旋翼的安装方式存在操作不便、拆装效率低下的缺陷。At present, most drones are multi-rotor drones. Multi-rotor drones include a fuselage, multiple rotors, and multiple arms. The multiple arms are hingedly connected to the fuselage, respectively. On the arm, the rotor includes a drive motor, a paddle clamp mounted on the drive motor, and a blade mounted on the paddle clamp. However, the existing rotor installation method is to provide a spring on the output shaft of the drive motor, and a paddle jacket It is set on the output shaft of the drive motor, and is pressed by the paddle clip compression spring before rotating the paddle clip, so as to snap the clip at the bottom of the paddle clip to the drive motor, but this rotor installation method has inconvenient operation and disassembly Defects of inefficiency.
技术问题technical problem
本发明的目的在于提供一种旋翼***及用于其的无人机，以解决现有技术中的无人机旋翼安装方式存在操作不便、拆装效率低下的技术问题。The purpose of the present invention is to provide a rotor system and a drone used for the same to solve the technical problems of inconvenient operation and low disassembly efficiency of the installation method of the drone rotor in the prior art.
技术解决方案Technical solution
为实现上述目的，本发明采用的技术方案是：提供一种旋翼***，包括驱动电机、桨夹及两桨叶；In order to achieve the above object, the technical solution adopted by the present invention is to provide a rotor system including a driving motor, a paddle clamp and two paddles;
所述桨夹包括第一夹持件、与所述第一夹持件间隔平行设置第二夹持件、设置在所述第一夹持件和所述第二夹持件之间的圆柱状连接件、对称设置在所述第二夹持件沿其长度方向两侧的固定件，所述连接件与所述第一夹持件、所述第二夹持件之间形成两对称设置的桨叶安装区；The paddle clamp includes a first clamping member, a second clamping member disposed parallel to the first clamping member, and a cylindrical shape disposed between the first clamping member and the second clamping member A connecting piece, a fixing piece symmetrically arranged on both sides of the second clamping piece along its length direction, and two symmetrically arranged pieces are formed between the connecting piece and the first clamping piece and the second clamping piece Paddle installation area;
位于两所述桨叶安装区的所述第一夹持件上分别设有贯穿所述第一夹持件上下表面的第一安装孔，所述第二夹持件上分别设有正对所述第一安装孔且贯穿所述第二夹持上下表面的第二安装孔，所述第一安装孔分别与所述第二安装孔同轴设置，两所述桨叶的一端分别设有通孔，两固定柱分别穿过所述第一安装孔、通孔后与所述第二安装孔配合连接，以便将两所述桨叶分别固定在所述桨叶安装区中；The first clamping members located in the two blade mounting areas are respectively provided with first mounting holes penetrating the upper and lower surfaces of the first clamping member, and the second clamping members are respectively provided with opposite positions The first mounting hole and a second mounting hole penetrating through the upper and lower surfaces of the second clamp, the first mounting holes are respectively arranged coaxially with the second mounting holes, one end of each of the two blades is provided with a through hole Holes, two fixing posts respectively pass through the first mounting hole and the through hole, and are cooperatively connected with the second mounting hole, so as to fix the two blades in the blade installation area respectively;
所述第二夹持件与所述连接件连接处的底部开设一贯穿所述第二夹持件的上下表面并延伸至所述连接件内部的第三安装孔，两所述固定件上分别设有贯穿所述固定件上下表面的螺丝安装孔，所述驱动电机上设有插设在所述第三安装孔中的输出轴及两与所述螺丝安装孔配合的螺丝孔，两所述螺丝孔的中心与所述驱动电机的输出轴的轴线中心位于同一条直线上，且两所述螺丝孔对称设置于所述驱动电机的输出轴的相对两侧，两螺丝分别穿过所述螺丝安装孔后与所述螺丝孔螺合连接，以将所述桨夹固定在所述电机上。A third mounting hole extending through the upper and lower surfaces of the second clamping member and extending into the interior of the connecting member is formed at the bottom of the connection between the second clamping member and the connecting member, and the two fixing members are respectively There are screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the drive motor is provided with an output shaft inserted in the third mounting hole and two screw holes cooperating with the screw mounting holes. The center of the screw hole and the axis center of the output shaft of the drive motor are on the same straight line, and the two screw holes are symmetrically arranged on opposite sides of the output shaft of the drive motor, and the two screws pass through the screws respectively After the installation hole is screwed with the screw hole to fix the paddle clip on the motor.
进一步地，所述连接件临近两所述固定件的一侧分别设有相互对称的用于加强所述连接件的加强件。Further, a side of the connecting member adjacent to the two fixing members is provided with mutually symmetrical reinforcing members for reinforcing the connecting member.
进一步地，所述第一夹持件与所述第二夹持件相对的侧面上位于两所述第一安装孔周边分别设有第一压紧弹性体，所述第一压紧弹性体呈环状结构且中间开设有通孔，所述通孔与所述第一安装孔同轴设置。Further, on the sides of the first clamping member and the second clamping member located at the periphery of the two first mounting holes are respectively provided with first pressing elastic bodies, the first pressing elastic bodies are The ring structure is provided with a through hole in the middle, and the through hole is coaxial with the first mounting hole.
进一步地，所述第二夹持件与所述第一夹持件相对的侧面上位于两所述第二安装孔周边分别设有与所述第一压紧弹性体对称设置的第二压紧弹性体，所述第二压紧弹性体呈环状结构且中间开设有通孔，所述通孔与所述第二安装孔同轴设置。Further, on the side of the second clamping member opposite to the first clamping member, two second pressing holes arranged symmetrically with the first pressing elastic body are provided on the periphery of the two second mounting holes An elastic body, the second compression elastic body has a ring structure and a through hole is opened in the middle, and the through hole is coaxial with the second mounting hole.
进一步地，所述第一压紧弹性体和第二压紧弹性体的截面均为中间厚边缘薄的曲线型。Further, the cross sections of the first compression elastic body and the second compression elastic body are both curvilinear with thick middle edges and thin edges.
相应地，本发明还提供了一种无人机，包括机身和多个机臂，所述多个机臂与所述机身铰接连接，还包括多个上述的旋翼***，所述多个旋翼***分别设置于所述机臂上。Correspondingly, the present invention also provides a drone, including a fuselage and a plurality of arms, the plurality of arms are hingedly connected to the fuselage, and also include a plurality of the above-mentioned rotor system, the plurality of The rotor systems are respectively arranged on the arms.
进一步地，所述旋翼***的驱动电机设置于所述机臂上。Further, the driving motor of the rotor system is disposed on the arm.
有益效果Beneficial effect
本发明提供的旋翼***有益效果在于：与现有技术相比，本发明旋翼***，所述第二夹持件沿其长度方向的两侧分别设有固定件，两所述固定件上分别设有贯穿所述固定件上下表面的螺丝安装孔，所述驱动电机上设有两与所述螺丝安装孔配合的螺丝孔，两所述螺丝孔的中心与所述驱动电机的输出轴的轴线中心位于同一条直线上，且两所述螺丝孔对称设置于所述驱动电机的输出轴的相对两侧，两螺丝分别穿过所述螺丝安装孔后与所述螺丝孔螺合连接，以将所述桨夹固定在所述电机上，从而通过螺丝实现桨夹与驱动电机之间的连接或者分离，从而实现了旋翼***的安装，而这种通过螺丝安装方式，使得旋翼***与机臂之间的连接稳定可靠，拆装十分简单方便，有效解决了现有技术中的无人机由于采用弹簧加压的安装方式导致旋翼安装操作不便、拆装效率低下的技术问题。The beneficial effect of the rotor system provided by the present invention is that, compared with the prior art, in the rotor system of the present invention, the second clamping member is provided with fixing members on both sides along its length direction, and the two fixing members are respectively provided with There are screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the driving motor is provided with two screw holes cooperating with the screw mounting holes, the centers of the two screw holes and the axis center of the output shaft of the driving motor Located on the same straight line, and the two screw holes are symmetrically arranged on opposite sides of the output shaft of the drive motor. The two screws pass through the screw mounting holes and are screwed to the screw holes to connect The propeller clip is fixed on the motor, so that the connection or separation between the propeller clip and the drive motor is achieved by screws, thereby implementing the installation of the rotor system, and this screw installation method makes the rotor system and the arm The connection is stable and reliable, and the disassembly is very simple and convenient. It effectively solves the technical problems of inconvenient rotor installation and operation and low efficiency of disassembly and assembly due to the spring-loaded installation method of the UAV in the prior art.
附图说明BRIEF DESCRIPTION
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。In order to more clearly explain the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required in the embodiments or the description of the prior art. Obviously, the drawings in the following description are only for the invention. In some embodiments, for those of ordinary skill in the art, without paying creative labor, other drawings may be obtained based on these drawings.
图1为本发明实施例提供的旋翼***的整体示意图。FIG. 1 is an overall schematic diagram of a rotor system provided by an embodiment of the present invention.
图2为本发明实施例提供的旋翼***的***图。2 is an exploded view of a rotor system provided by an embodiment of the present invention.
图3为本发明实施例提供的旋翼***其桨夹的整体结构示意图；3 is a schematic diagram of the overall structure of a propeller clip of a rotor system provided by an embodiment of the present invention;
图4为本发明实施例提供的旋翼***其桨夹的另一角度的整体结构示意图。FIG. 4 is a schematic diagram of the overall structure of the rotor system at another angle of the propeller clamp provided by the embodiment of the present invention.
图5为本发明实施例提供的旋翼***其第一压紧弹性体的结构示意图。FIG. 5 is a schematic structural diagram of a first compression elastic body of a rotor system provided by an embodiment of the present invention.
图6为本发明实施例提供的旋翼***其第二压紧弹性体的结构示意图。6 is a schematic structural diagram of a second compressed elastic body of a rotor system provided by an embodiment of the present invention.
本发明的实施方式Embodiments of the invention
为了使本发明所要解决的技术问题、技术方案及有益效果更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.
需要说明的是，当元件被称为“固定于”或“设置于”另一个元件，它可以直接在另一个元件上或者间接在该另一个元件上。当一个元件被称为是“连接于”另一个元件，它可以是直接连接到另一个元件或间接连接至该另一个元件上。It should be noted that when an element is referred to as being “fixed” 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 be indirectly connected to the other element.
需要理解的是，术语“长度”、“宽度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。It should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top" , "Bottom", "Inner", "Outer", etc. indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only to facilitate the description of the present invention and simplify the description, not to indicate or imply the device Or elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本发明的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。In addition, the terms “first” and “second” are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise specifically limited.
请一并参阅图1至图6，现对本发明提供的无人机旋翼***进行说明。Please refer to FIG. 1 to FIG. 6 together to describe the UAV rotor system provided by the present invention.
一种无人机旋翼***，包括驱动电机1、桨夹2及两桨叶3；所述桨夹2包括第一夹持件21、与所述第一夹持件21间隔平行设置第二夹持件22、设置在所述第一夹持件21和所述第二夹持件22之间的圆柱状连接件23、对称设置在所述第二夹持件22沿其长度方向两侧的固定件24，所述连接件23与所述第一夹持件21、所述第二夹持件22之间形成两对称设置的桨叶安装区；位于两所述桨叶安装区的所述第一夹持件21上分别设有贯穿所述第一夹持件21上下表面的第一安装孔211，所述第二夹持件22上分别设有正对所述第一安装孔211且贯穿所述第二夹持件22上下表面的第二安装孔221，所述第一安装孔211分别与第二安装孔221同轴设置，两所述桨叶3的一端分别设有第一通孔31，两固定柱4分别穿过所述第一安装孔211、第一通孔31后与所述第二安装孔221配合连接，以便将两所述桨叶3分别固定在所述桨叶固定区中；A UAV rotor system includes a drive motor 1, a paddle clamp 2 and two blades 3; the paddle clamp 2 includes a first clamping member 21, and a second clamp is disposed parallel to the first clamping member 21 A holding member 22, a cylindrical connecting member 23 disposed between the first clamping member 21 and the second clamping member 22, symmetrically disposed on both sides of the second clamping member 22 along its length The fixing member 24, the connecting member 23 and the first clamping member 21 and the second clamping member 22 form two symmetrically arranged blade mounting areas; The first clamping members 21 are respectively provided with first mounting holes 211 penetrating the upper and lower surfaces of the first clamping member 21, and the second clamping members 22 are respectively provided with facing the first mounting holes 211 and The second mounting holes 221 penetrating the upper and lower surfaces of the second clamping member 22, the first mounting holes 211 are coaxially arranged with the second mounting holes 221, respectively, and one end of each of the two blades 3 is provided with a first passage Hole 31, the two fixing posts 4 respectively pass through the first mounting hole 211, the first through hole 31 and then cooperate with the second mounting hole 221 to fix the two blades 3 on the blade In a fixed area;
所述第二夹持件22与所述连接件23连接处的底部开设一贯穿所述第二夹持件22的上下表面并延伸至所述连接件23内部的第三安装孔222，两所述固定件24上分别设有贯穿所述固定件24上下表面的第四安装孔241，所述驱动电机1上设有插设在所述第三安装孔222中的输出轴11及两与所述螺丝安装孔241配合的螺丝孔12，两所述螺丝孔12的中心与所述驱动电机1的输出轴11的轴线中心位于同一条直线上，且两所述螺丝孔12对称设置于所述驱动电机1的输出轴11的相对两侧，两螺丝4分别穿过所述螺丝安装孔241后与所述螺丝孔12螺合连接，以将所述桨夹2固定在所述电机1上。The bottom of the connection between the second clamping member 22 and the connecting member 23 defines a third mounting hole 222 that penetrates the upper and lower surfaces of the second clamping member 22 and extends into the connecting member 23 The fixing member 24 is provided with fourth mounting holes 241 penetrating the upper and lower surfaces of the fixing member 24 respectively, and the drive motor 1 is provided with an output shaft 11 and two The screw holes 12 cooperating with the screw mounting holes 241, the centers of the two screw holes 12 and the axis center of the output shaft 11 of the drive motor 1 are on the same straight line, and the two screw holes 12 are symmetrically arranged on the On opposite sides of the output shaft 11 of the driving motor 1, two screws 4 pass through the screw mounting holes 241 and are screwed to the screw holes 12 to fix the paddle clip 2 on the motor 1.
本实施例中，所述第二夹持件沿其长度方向的两侧分别设有固定件，两所述固定件上分别设有贯穿所述固定件上下表面的螺丝安装孔，所述驱动电机上设有两与所述螺丝安装孔配合的螺丝孔，两所述螺丝孔的中心与所述驱动电机的输出轴的轴线中心位于同一条直线上，且两所述螺丝孔对称设置于所述驱动电机的输出轴的相对两侧，两螺丝分别穿过所述螺丝安装孔后与所述螺丝孔螺合连接，以将所述桨夹固定在所述电机上，从而通过螺丝实现桨夹与驱动电机之间的连接或者分离，从而实现了旋翼***的安装，而这种通过螺丝安装方式，使得旋翼***与机臂之间的连接稳定可靠，拆装十分简单方便，节约成本。In this embodiment, the second clamping member is provided with fixing members on both sides along its length direction, and two fixing members are respectively provided with screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the driving motor There are two screw holes matching the screw mounting holes, the centers of the two screw holes and the axis center of the output shaft of the drive motor are on the same straight line, and the two screw holes are symmetrically arranged on the On the opposite sides of the output shaft of the drive motor, two screws pass through the screw mounting holes and are screwed to the screw holes to fix the paddle clip on the motor, so that The connection or separation of the drive motors achieves the installation of the rotor system, and this screw installation method makes the connection between the rotor system and the arm stable and reliable, and the disassembly is very simple and convenient, saving costs.
需要说明的是，本实施例中，所述驱动电机1上还设有两与所述第二安装孔221配合的第四安装孔13，两所述第四安装孔13的中心与所述驱动电机1的输出轴11的轴线中心位于同一条直线上，且两所述第四安装孔13对称设置于所述驱动电机1的输出轴11的相对两侧，两固定柱4分别穿过所述第一安装孔211、第一通孔31后与所述第二安装孔221配合连接，以便将两所述桨叶3分别固定在所述桨叶固定区中，同时两固定柱4并分别伸出所述第二安装孔221与所述第四安装孔13配合连接。It should be noted that, in this embodiment, the driving motor 1 is further provided with two fourth mounting holes 13 that cooperate with the second mounting holes 221, and the centers of the two fourth mounting holes 13 and the drive The center of the axis of the output shaft 11 of the motor 1 is on the same straight line, and the two fourth mounting holes 13 are symmetrically disposed on opposite sides of the output shaft 11 of the drive motor 1, and the two fixed columns 4 pass through the The first mounting hole 211 and the first through hole 31 are connected with the second mounting hole 221 in order to fix the two blades 3 in the blade fixing area, and the two fixing posts 4 extend The second mounting hole 221 and the fourth mounting hole 13 are cooperatively connected.
进一步地，所述连接件23临近两所述固定件14的一侧分别设有相互对称设置的用于加强所述连接件23的加强件231，通过加强件231的设置可进一步加强桨夹的牢固性。Further, a side of the connecting member 23 adjacent to the two fixing members 14 is respectively provided with mutually reinforcing members 231 for reinforcing the connecting member 23, and the arrangement of the reinforcing members 231 can further strengthen the paddle clamp Firmness.
进一步地，所述第一夹持件21与所述第二夹持件22相对的侧面上位于两所述第一安装孔211分别设有第一压紧弹性体212，所述第一压紧弹性体212呈环状结构且中间开设有通孔，所述通孔与所述第一安装孔211同轴设置。所述第二夹持件22与所述第一夹持件21相对的侧面上位于两所述第二安装孔221分别设有与所述第一压紧弹性体212对称设置的第二压紧弹性体223，所述第二压紧弹性体223呈环状结构且中间开设有通孔，所述通孔与所述第二安装孔221同轴设置，通过所述第一压紧弹性体212和所述第二压紧弹性体223的设置，可提高所述桨夹2和桨叶3之间的连接稳定可靠性。Further, on the opposite sides of the first clamping member 21 and the second clamping member 22, two first mounting holes 211 are respectively provided with a first pressing elastic body 212, the first pressing The elastic body 212 has a ring structure and a through hole is opened in the middle, and the through hole is coaxial with the first mounting hole 211. Two second mounting holes 221 on the side of the second clamping member 22 opposite to the first clamping member 21 are respectively provided with a second pressing arranged symmetrically with the first pressing elastic body 212 An elastic body 223, the second pressing elastic body 223 has a ring structure and a through hole is opened in the middle, the through hole is arranged coaxially with the second mounting hole 221, and passes through the first pressing elastic body 212 The arrangement of the second pressing elastic body 223 can improve the stability and reliability of the connection between the paddle clamp 2 and the paddle blade 3.
进一步，所述第一压紧弹性体212和第二压紧弹性体223的截面均为中间厚边缘薄的曲线型，可进一步提高所述桨夹2和桨叶3之间的连接稳定可靠性。Further, the cross-sections of the first compression elastic body 212 and the second compression elastic body 223 are curvilinear with thick middle edges and thin edges, which can further improve the stability and reliability of the connection between the paddle clip 2 and the paddle 3 .
本发明提供的旋翼***有益效果在于：与现有技术相比，本发明旋翼***，所述第二夹持件沿其长度方向的两侧分别设有固定件，两所述固定件上分别设有贯穿所述固定件上下表面的螺丝安装孔，所述驱动电机上设有两与所述螺丝安装孔配合的螺丝孔，两所述螺丝孔的中心与所述驱动电机的输出轴的轴线中心位于同一条直线上，且两所述螺丝孔对称设置于所述驱动电机的输出轴的相对两侧，两螺丝分别穿过所述螺丝安装孔后与所述螺丝孔螺合连接，以将所述桨夹固定在所述电机上，从而通过螺丝实现桨夹与驱动电机之间的连接或者分离，从而实现了旋翼***的安装，而这种通过螺丝安装方式，使得旋翼***与机臂之间的连接稳定可靠，拆装十分简单方便，有效解决了现有技术中的无人机由于采用弹簧加压的安装方式导致旋翼安装操作不便、拆装效率低下的技术问题。 The beneficial effect of the rotor system provided by the present invention is that, compared with the prior art, in the rotor system of the present invention, the second clamping member is provided with fixing members on both sides along its length direction, and the two fixing members are respectively provided with There are screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the driving motor is provided with two screw holes cooperating with the screw mounting holes, the centers of the two screw holes and the axis center of the output shaft of the driving motor Located on the same straight line, and the two screw holes are symmetrically arranged on opposite sides of the output shaft of the drive motor. The two screws pass through the screw mounting holes and are screwed to the screw holes to connect The propeller clip is fixed on the motor, so that the connection or separation between the propeller clip and the drive motor is achieved by screws, thereby implementing the installation of the rotor system, and this screw installation method makes the rotor system and the arm The connection is stable and reliable, and the disassembly is very simple and convenient. It effectively solves the technical problems of inconvenient rotor installation and operation and low efficiency of disassembly and assembly due to the spring-loaded installation method of the UAV in the prior art.
另外，本发明还提供一种无人机，包括机身和多个机臂，所述多个机臂与所述机身铰接连接，该无人机还包括多个所述的旋翼***，所述多个旋翼***分别设置于所述机臂上。In addition, the present invention also provides a drone, including a fuselage and a plurality of arms, the plurality of arms are hingedly connected to the fuselage, the drone also includes a plurality of the rotor system, so The multiple rotor systems are respectively disposed on the arm.
进一步地，所述旋翼***的驱动电机设置于所述机臂上。Further, the driving motor of the rotor system is disposed on the arm.
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention should be included in the protection of the present invention Within range.

Claims (7)

  1. 一种旋翼***，其特征在于，包括驱动电机、桨夹及两桨叶；A rotor system is characterized by including a driving motor, a paddle clamp and two paddle blades;
    所述桨夹包括第一夹持件、与所述第一夹持件间隔平行设置第二夹持件、设置在所述第一夹持件和所述第二夹持件之间的圆柱状连接件、对称设置在所述第二夹持件沿其长度方向两侧的固定件，所述连接件与所述第一夹持件、所述第二夹持件之间形成两对称设置的桨叶安装区；The paddle clamp includes a first clamping member, a second clamping member disposed parallel to the first clamping member, and a cylindrical shape disposed between the first clamping member and the second clamping member A connecting piece, a fixing piece symmetrically arranged on both sides of the second clamping piece along its length direction, and two symmetrically arranged pieces are formed between the connecting piece and the first clamping piece and the second clamping piece Paddle installation area;
    位于两所述桨叶安装区的所述第一夹持件上分别设有贯穿所述第一夹持件上下表面的第一安装孔，所述第二夹持件上分别设有正对所述第一安装孔且贯穿所述第二夹持上下表面的第二安装孔，所述第一安装孔分别与所述第二安装孔同轴设置，两所述桨叶的一端分别设有通孔，两固定柱分别穿过所述第一安装孔、通孔后与所述第二安装孔配合连接，以便将两所述桨叶分别固定在所述桨叶安装区中；The first clamping members located in the two blade mounting areas are respectively provided with first mounting holes penetrating the upper and lower surfaces of the first clamping member, and the second clamping members are respectively provided with opposite positions The first mounting hole and a second mounting hole penetrating through the upper and lower surfaces of the second clamp, the first mounting holes are respectively arranged coaxially with the second mounting holes, one end of each of the two blades is provided with a through hole Holes, two fixing posts respectively pass through the first mounting hole and the through hole, and are cooperatively connected with the second mounting hole, so as to fix the two blades in the blade installation area respectively;
    所述第二夹持件与所述连接件连接处的底部开设一贯穿所述第二夹持件的上下表面并延伸至所述连接件内部的第三安装孔，两所述固定件上分别设有贯穿所述固定件上下表面的螺丝安装孔，所述驱动电机上设有插设在所述第三安装孔中的输出轴及两与所述螺丝安装孔配合的螺丝孔，两所述螺丝孔的中心与所述驱动电机的输出轴的轴线中心位于同一条直线上，且两所述螺丝孔对称设置于所述驱动电机的输出轴的相对两侧，两螺丝分别穿过所述螺丝安装孔后与所述螺丝孔螺合连接，以将所述桨夹固定在所述电机上。A third mounting hole extending through the upper and lower surfaces of the second clamping member and extending into the interior of the connecting member is formed at the bottom of the connection between the second clamping member and the connecting member, and the two fixing members are respectively There are screw mounting holes penetrating the upper and lower surfaces of the fixing member, and the drive motor is provided with an output shaft inserted in the third mounting hole and two screw holes cooperating with the screw mounting holes. The center of the screw hole and the axis center of the output shaft of the drive motor are on the same straight line, and the two screw holes are symmetrically arranged on opposite sides of the output shaft of the drive motor, and the two screws pass through the screws respectively After the installation hole is screwed with the screw hole to fix the paddle clip on the motor.
  2. 根据权利要求1所述的旋翼***，其特征在于，所述连接件临近两所述固定件的一侧分别设有相互对称的用于加强所述连接件的加强件。The rotor system according to claim 1, characterized in that a side of the connecting member adjacent to the two fixing members is provided with mutually symmetrical reinforcing members for reinforcing the connecting member.
  3. 根据权利要求1所述的旋翼***，其特征在于，所述第一夹持件与所述第二夹持件相对的侧面上位于两所述第一安装孔周边分别设有第一压紧弹性体，所述第一压紧弹性体呈环状结构且中间开设有通孔，所述通孔与所述第一安装孔同轴设置。The rotor system according to claim 1, wherein the sides of the first clamping member and the second clamping member are respectively provided with a first pressing elasticity on the periphery of the two first mounting holes The first pressing elastic body has a ring structure and a through hole is opened in the middle, and the through hole is coaxial with the first mounting hole.
  4. 根据权利要求3所述的旋翼***，其特征在于，所述第二夹持件与所述第一夹持件相对的侧面上位于两所述第二安装孔周边分别设有与所述第一压紧弹性体对称设置的第二压紧弹性体，所述第二压紧弹性体呈环状结构且中间开设有通孔，所述通孔与所述第二安装孔同轴设置。The rotor system according to claim 3, characterized in that, on the side of the second clamping member opposite to the first clamping member, two peripheral holes of the second mounting hole are respectively provided with the first A second compression elastic body symmetrically arranged on the compression elastic body. The second compression elastic body has a ring structure and a through hole is opened in the middle, and the through hole is coaxially arranged with the second mounting hole.
  5. 根据权利要求4所述的旋翼***，其特征在于，所述第一压紧弹性体和第二压紧弹性体的截面均为中间厚边缘薄的曲线型。The rotor system according to claim 4, wherein the cross sections of the first compression elastic body and the second compression elastic body are both curvilinear with thick middle edges and thin edges.
  6. 一种无人机，包括机身和多个机臂，所述多个机臂与所述机身铰接连接，其特征在于，还包括多个如权利要求1-5任一项所述的旋翼***，所述多个旋翼***分别设置于所述机臂上。An unmanned aerial vehicle includes a fuselage and a plurality of arms, the plurality of arms are hingedly connected to the fuselage, characterized in that it further includes a plurality of rotors according to any one of claims 1-5 System, the plurality of rotor systems are respectively disposed on the arm.
  7. 根据权利要求6所述的一种无人机，其特征在于，所述旋翼***的驱动电机设置于所述机臂上。A drone according to claim 6, wherein the driving motor of the rotor system is disposed on the arm.
PCT/CN2018/120348 2018-12-11 2018-12-11 Rotary wing system and unmanned aerial vehicle vehicle using same WO2020118528A1 (en)

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