WO2015184673A1 - 内嵌式外转子电机直驱割草机驱动轮及割草机 - Google Patents

内嵌式外转子电机直驱割草机驱动轮及割草机 Download PDF

Info

Publication number
WO2015184673A1
WO2015184673A1 PCT/CN2014/082805 CN2014082805W WO2015184673A1 WO 2015184673 A1 WO2015184673 A1 WO 2015184673A1 CN 2014082805 W CN2014082805 W CN 2014082805W WO 2015184673 A1 WO2015184673 A1 WO 2015184673A1
Authority
WO
WIPO (PCT)
Prior art keywords
wheel
side cover
outer rotor
wheel side
rotor motor
Prior art date
Application number
PCT/CN2014/082805
Other languages
English (en)
French (fr)
Inventor
郑亚平
李道焱
何志强
Original Assignee
嘉兴亚特园林机械研究所
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 嘉兴亚特园林机械研究所 filed Critical 嘉兴亚特园林机械研究所
Priority to US15/316,518 priority Critical patent/US10034429B2/en
Priority to EP14893997.8A priority patent/EP3152998B1/en
Priority to AU2014396653A priority patent/AU2014396653B2/en
Publication of WO2015184673A1 publication Critical patent/WO2015184673A1/zh

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/02—Driving mechanisms or parts thereof for harvesters or mowers electric
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/02—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters
    • A01D34/08—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters hand-guided by a walking operator
    • A01D34/10—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters hand-guided by a walking operator with motor driven cutters or wheels
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/42—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a horizontal axis, e.g. cutting-cylinders
    • A01D34/46—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a horizontal axis, e.g. cutting-cylinders hand-guided by a walking operator
    • A01D34/47—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a horizontal axis, e.g. cutting-cylinders hand-guided by a walking operator with motor driven cutters or wheels
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/67—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
    • A01D34/68—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/67—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
    • A01D34/68—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
    • A01D34/6806—Driving mechanisms
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/82—Other details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B15/00—Wheels or wheel attachments designed for increasing traction
    • B60B15/18—Wheels with ground-engaging plate-like shoes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D2101/00—Lawn-mowers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle

Definitions

  • the invention relates to a driving wheel structure for a lawn trimmer, in particular to an automatic, self-guided or self-supporting lawn trimmer, and a driving wheel structure, in particular to an in-line outer rotor motor direct driving lawn mower Drive wheel and lawn mower.
  • the existing lawn mowers generally have a driving motor for rotating the wheel and driving the wheel, and the output end of the driving motor is connected with the rotating shaft of the wheel to drive the wheel to rotate.
  • the lawn mower of the structure has the following defects; 1.
  • the driving motor is located at the wheel. Externally, the mower must be equipped with a wooden mounting drive motor, which is relatively complicated in structure; 2.
  • the drive motor occupies a certain space and affects the setting of other mechanisms on the mower, which reduces the accuracy and reliability of the transmission;
  • the inner rotor motor has a high rotational speed and a relatively small moment of inertia.
  • the technical problem to be solved by the present invention is to provide an in-line outer rotor motor direct drive mower driving wheel and a lawn mower, and the outer rotor motor is directly driven by the outer rotor motor by driving the outer rotor motor inside the driving wheel.
  • the wheel, the transmission precision and the reliability are good, which can make the internal space of the mower more reasonable and improve the stability of the driving wheel.
  • an in-line outer rotor motor direct drive mower driving wheel including a wheel side cover I, a wheel side cover II, and a wheel side cover I and a wheel side a wheel body assembled between the cover bodies II, the wheel side cover I, the wheel side cover II and the wheel body enclose a hydraulic chamber, wherein the outer rotor motor is mounted in the cavity, The outer rotor portion of the rotor motor is relatively driven The wheel body is fixedly disposed, and the stator portion of the outer rotor motor has a fixing member protruding from the wheel side cover I to the outside of the driving wheel body, and the wheel side cover 1 is provided with a shaft hole I for allowing the fixing member to pass through. .
  • the outer edges of the wheel side cover I and the wheel side cover II are provided with a plurality of convex teeth, and the convex teeth on the wheel side cover I and the convex teeth on the wheel side cover II are misaligned.
  • the outer peripheral surface of the wheel body has a plurality of concave curved surfaces, and the adjacent concave curved surface joints form a protrusion I, and the convex teeth on the wheel side cover II are correspondingly arranged with the protrusions I on the wheel body.
  • the outer edge of the wheel side cover I is located between the adjacent two convex teeth and has a protrusion II corresponding to the protrusion I on the wheel body.
  • the outer peripheral surface of the wheel body has a plurality of concave curved faces, and the adjacent concave curved surface joints form a projection I.
  • the wheel body includes an outer ring, an inner ring concentric with the outer ring, and a plurality of connecting ribs connected between the outer ring and the inner ring, the cavity being surrounded by the inner ring and the two wheel side covers.
  • the side wall of the wheel side cover I has a ring body extending into the inner ring, and the outer diameter of the ring body is slightly smaller than the inner diameter of the inner ring, so that the gap between the ring body and the inner ring is matched.
  • the side wall of the wheel side cover 1 is provided with a plurality of reinforcing ribs extending in the radial direction of the wheel side cover 1.
  • the wheel side cover II and the wheel body are integrally formed integrally.
  • the outer rotor portion of the outer rotor motor is connected to the wheel side cover II by screws, and the wheel side cover II has a plurality of threaded holes for passing the screws, and the wheel side cover II is externally mounted for A dust cover that covers the threaded hole.
  • the present invention provides a lawn mower comprising a body and a driving wheel mounted on the body, the driving wheel being the above-described in-line outer rotor motor direct drive mower driving wheel.
  • the invention adopts the embedded outer rotor motor direct drive lawn mower driving wheel and the lawn mower provided by the above technical solution, and directly drives the lawn mower through the outer rotor motor by installing the outer rotor motor inside the driving wheel
  • the driving wheel has good transmission precision and reliability, and has large moment of inertia, which can improve the stability of the driving wheel, and can make the internal space of the lawn mower more reasonable; and the overall structure of the driving wheel is firm and not easy to be damaged.
  • Figure 1 is a cross-sectional view showing a first embodiment of the present invention
  • Embodiment 1 of the present invention is a schematic structural view of Embodiment 1 of the present invention.
  • FIG. 3 is a schematic structural view of a wheel side cover 1 according to Embodiment 1 of the present invention.
  • FIG. 4 is a schematic structural view of a middle wheel side cover II according to Embodiment 1 of the present invention.
  • FIG. 5 is a schematic structural view of a dustproof cover according to Embodiment 1 of the present invention.
  • FIG. 6 is a schematic structural diagram of Embodiment 2 of the present invention.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the in-line outer rotor motor direct drive mower drive wheel comprises a wheel side cover I 11 , a wheel side cover II 12 and a wheel side cover I 11 and a wheel side cover II 12
  • the driving wheel body assembled with the wheel body 2, the wheel side cover II 12 and the wheel body 2 are integrally formed integrally, and the wheel side cover 1 11 , the wheel side cover II 12 and the wheel body 2 enclose a cavity 3
  • An outer rotor motor 4 is mounted in the cavity 3, and an outer rotor portion of the outer rotor motor 4 is fixedly disposed with respect to the driving wheel body, and a stator portion of the outer rotor motor 4 has a through-wheel side cover I11 protruding out of the driving wheel body.
  • the fixing member 41 is a tubular or hollow cylindrical structure, the hollow portion is for guiding the connecting wire of the outer rotor motor 4, and the wheel side cover I 11 is provided with a shaft hole I 111 for the fixing member 41 to pass through. .
  • the outer edges of the wheel side cover I 11 and the wheel side cover II 12 are each provided with a plurality of convex teeth 13, and the convex teeth 13 on the wheel side cover 1 11 and the convex teeth 13 on the wheel side cover II 12 are misaligned.
  • the outer peripheral surface of the wheel body 2 has a plurality of concave curved faces 21, and the joints of the two concave curved faces 21 form a projection 1 22, and the convex teeth 13 on the wheel side cover II 12 are arranged corresponding to the projections I 22 on the wheel body 2.
  • the outer edge of the wheel side cover I 11 is located between the adjacent two convex teeth 13 and has a protrusion II 114 corresponding to the protrusion I 22 on the wheel body 2.
  • Wheel 2 The outer ring 23, the inner ring 24 concentric with the outer ring 23, and the plurality of connecting ribs 25, 3 ⁇ 4
  • the inner side wall of the inner ring 24 has a plurality of ribs 26 uniformly arranged along the inner side wall of the inner ring 24, and the inner surface of the wheel side cover II 12 is provided with an annular rib and a line in a range enclosed by the inner ring 24.
  • the support rib 27 composed of the ribs, the outer rotor motor is mounted in the cavity 3 and then contacted with the rib 26 and the support rib 27 so that there is a certain gap between the outer rotor motor and the inner ring 24 and the wheel side cover II 12, which contributes to Cooling.
  • the side wall of the wheel side cover 1 11 has a ring body 112 that projects into the inner ring 24, and the outer diameter of the ring body 112 is slightly smaller than the inner diameter of the inner ring 24.
  • the side wall of the wheel side cover I 11 is provided with a plurality of reinforcing ribs 113 extending in the radial direction of the wheel side cover I 11 .
  • the outer rotor portion of the outer rotor motor 4 is screwed to the wheel side cover 12, and the wheel side cover II 12 has a plurality of threaded holes 14 for passing the screws, and the wheel side cover II 12 is externally mounted for covering the threaded holes. Dust cover 5 of 14.
  • the dust cover 5 and the wheel side cover II 12 are buckled, and the dust cover 5 is provided with a hook 51 for engaging with the wheel side cover II 12 , and the corresponding wheel side cover II 12 also has a hook 51 .
  • the dust cover 5 is a circular plate body.
  • the side facing the wheel side cover II 12 is provided with an arc-shaped convex strip 52 which is formed in an annular shape.
  • the curved convex strip 52 abuts against the outer side wall of the wheel side cover II12. There is a certain gap between the cover 5 and the wheel side cover II 12, which has a certain silence function.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the lawn mower includes a body 6, two universal wheels 8 are mounted on the front of the bottom of the body 6, and two drive wheels 9 are mounted on the rear sides, wherein the drive wheels 9 are embedded in the first embodiment.
  • the outer rotor motor direct drive mower driving wheel wherein the fixing member 41 and the body 6 are fixedly connected, the body 6 has a control system electrically connected to the outer rotor motor; the middle portion of the body 6 is provided with a cutter frame 71, a knife A cutter head 72 is mounted on the disc holder 71. A cutter blade 73 is mounted on the cutter disc 72.
  • the cutter disc holder 71 is provided with a plurality of guard posts 74. The two adjacent guard posts 74 are spaced apart from each other.
  • the cutter disc 72 and the insert 73 surround each other.
  • the bottom surface of the body 6 is provided with a plurality of elongated ribs 61 around the blade holder 71.
  • the extending direction of the ribs 61 is consistent with the traveling direction of the lawn mower, and the ribs 61 and the guard columns 74 are disposed. The purpose is to prevent the mower from working in the operator And the child's arm, fingers and other body parts extend from the space between the bottom surface of the body 6 and the ground to the cutter head

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Harvester Elements (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

一种内嵌式外转子电机直驱割草机驱动轮（9）及割草机，所述驱动轮（9）包括由轮侧盖I（11）、轮侧盖II（12）以及夹在轮侧盖I（11）与轮侧盖II（12）之间的轮体（2）装配而成的驱动轮主体，所述轮侧盖I（1）、轮侧盖II（12）以及轮体（2）围成一个空腔（3），所述空腔（3）内安装有外转子电机（4），所述外转子电机（4）的外转子部分相对驱动轮主体固定设置，所述外转子电机（4）的内定子部分具有穿出轮侧盖I（11）伸出至驱动轮主体外的固定轴（41），所述轮侧盖I（11）上设有用于使固定轴（41）穿出的轴孔I（111）。该驱动轮（9）通过将外转子电机（4）安装在驱动轮（9）内部，通过外转子电机（4）直接驱动割草机驱动轮（9），传动精度、可靠性好，可以使割草机内部空间更为合理。

Description

内嵌式外转子电机直驱割草机驱动轮及割草机 技术领域
本发明涉及一种用于草坪修剪机特别是用于自动、 自导或自立式草坪修剪 机的驱动轮结构及采用才驱动轮结构， 具体涉及一种内嵌式外转子电机直驱割 草机驱动轮及割草机。
背景技术
随着机器人技术的迅速发展， 其对传动件及传动系统的传动精度、 可靠性 和免维护等性能提出了新的要求。 现有的割草机均一般具有轮子和驱动轮子转 动的驱动电机， 驱动电机的输出端与轮子的转轴连接实现驱动轮子转动， 这种 结构的割草机存在以下缺陷； 1、 驱动电机位于轮子外部， 割草机上须设置 -木 安装驱动电机的部位， 结构上相对复杂； 2、 驱动电机占用一定空间后影响到割 草机上其他机构的设置， 降低了传动的精度和可靠性； 3、 普通的内转子电机转 速高、 转动惯量相对较小。
发明内容
本发明所要解决的技术问题在于提供一种内嵌式外转子电机直驱割草机驱 动轮及割草机， 通过将外转子电机安装在驱动轮内部， 通过外转子电机直接驱 动割草机驱动轮， 传动精度、 可靠性好， 可以使割草机内部空间更为合理， 可 提高驱动轮行走的稳定性。
为解决上述现有的技术问题， 本发明采用如下方案： 内嵌式外转子电机直 驱割草机驱动轮， 包括由轮侧盖 I、 轮侧盖 II以及夹在轮侧盖 I与轮侧盖 II之 间的轮体装配而成的驱动轮主体， 所述轮侧盖 I、 轮侧盖 II以及轮体围成一水 工腔， 所述空腔内安装有外转子电机， 所述外转子电机的外转子部分相对驱动 轮主体固定设置， 所述外转子电机的定子部分具有穿出轮侧盖 I伸出至驱动轮 主体外的固定件， 所述轮侧盖 I上设有用于使固定件穿出的轴孔 I 。
作为优选， 所述轮侧盖 I和轮侧盖 II的外缘均设有若干凸齿， 所述轮侧盖 I上的凸齿和轮侧盖 II上的凸齿呈错位分布。
作为优选， 所述轮体的外周面具有若干凹弧面， 相邻凹弧面连接处形成凸 起 I， 所述轮侧盖 II上的凸齿与轮体上的凸起 I对应设置， 所述轮侧盖 I的外 缘位于相邻两个凸齿之间具有与轮体上的凸起 I对应设置的凸起 II。
作为优选， 所述轮体的外周面具有若干凹弧面， 相邻凹弧面连接处形成凸 起 I 。
作为优选， 所述轮体包括外环、 与外环同心的内环和连接在外环、 内环之 间的若干连接筋条， 所述空腔由内环和两个轮侧盖围成。
作为优选， 所述轮侧盖 I侧壁具有伸入内环内的环体， 所述环体的外径略 小于内环的内径， 使得环体和内环之间间隙配合。
作为优选， 所述轮侧盖 I侧壁设有若干沿轮侧盖 I径向方向延伸的加强筋。 作为优选， 所述轮侧盖 II与轮体为一体成型的一体结构。
作为优选， 所述外转子电机的外转子部分与轮侧盖 II通过螺钉连接， 所述 轮侧盖 II上具有若干用于使螺钉穿过的螺纹孔， 所述轮侧盖 II外安装有用于罩 住螺纹孔的防尘盖。
同时， 本发明提供了一种割草机， 包括机体和安装在机体上的驱动轮， 所 述驱动轮为上述所述的内嵌式外转子电机直驱割草机驱动轮。
有益效果：
本发明采用上述技术方案提供的内嵌式外转子电机直驱割草机驱动轮及割 草机， 通过将外转子电机安装在驱动轮内部， 通过外转子电机直接驱动割草机 驱动轮， 传动精度、 可靠性好， 转动惯量较大， 可提高驱动轮行走的稳定性， 而且可以使割草机内部空间更为合理； 而且驱动轮整体结构坚固， 不易损坏。 附图说明
图 1为本发明实施例一的剖视图；
图 2为本发明实施例一的结构示意图；
图 3为本发明实施例一中轮侧盖 I的结构示意图；
图 4为本发明实施例一中轮侧盖 II的结构示意图；
图 5为本发明实施例一中防尘盖的结构示意图；
图 6为本发明实施例二的结构示意图。
具体实施方式
实施例一：
如图 1至 5所示， 内嵌式外转子电机直驱割草机驱动轮， 包括由轮侧盖 I 11、轮侧盖 II 12以及夹在轮侧盖 I 11与轮侧盖 II 12之间的轮体 2装配而成的驱 动轮主体， 轮侧盖 II 12与轮体 2为一体成型的一体结构， 轮侧盖 1 11、 轮侧盖 II 12以及轮体 2围成一个空腔 3， 空腔 3内安装有外转子电机 4， 外转子电机 4 的外转子部分相对驱动轮主体固定设置， 外转子电机 4 的定子部分具有穿出轮 侧盖 I 11伸出至驱动轮主体外的固定件 41， 固定件 41为管状或中空的筒状结 构， 中空部分用于将外转子电机 4的连接导线引出， 轮侧盖 I 11上设有用于使 固定件 41穿出的轴孔 I 111。 轮侧盖 I 11和轮侧盖 II 12的外缘均设有若干凸齿 13， 轮侧盖 1 11上的凸齿 13和轮侧盖 II 12上的凸齿 13呈错位分布。 轮体 2的 外周面具有若干凹弧面 21， 两个凹弧面 21的连接处形成凸起 1 22， 轮侧盖 II 12上的凸齿 13与轮体 2上的凸起 I 22对应设置， 轮侧盖 I 11的外缘位于相 邻两个凸齿 13之间具有与轮体 2上的凸起 I 22对应设置的凸起 II 114。 轮体 2 包括外环 23、 与外环 23同心的内环 24和连接在外环 23、 内环 24之间的若干 连接筋条 25， ¾|空 3由内环和两个轮侧盖 1围成。 内环 24的内侧壁具有若干沿 内环 24的内侧壁一周均匀排布的凸棱 26， 轮侧盖 II 12的内表面位于内环 24所 围住的范围内设有由环状棱和线状棱组成的支撑棱 27， 外转子电机安装到空腔 3中后与凸棱 26和支撑棱 27接触使得外转子电机与内环 24、 轮侧盖 II 12之间 有一定间隙， 有助于散热。 轮侧盖 1 11侧壁具有伸入内环 24内的环体 112， 环 体 112 的外径略小于内环 24的内径。 轮侧盖 I 11侧壁设有若干沿轮侧盖 I 11 径向方向延伸的加强筋 113。 外转子电机 4的外转子部分与轮侧盖 Π 12通过螺 钉连接， 轮侧盖 II 12上具有若干用于使螺钉穿过的螺纹孔 14， 轮侧盖 II 12外安 装有用于罩住螺纹孔 14的防尘盖 5。 防尘盖 5与轮侧盖 II 12为卡扣连接， 防尘 盖 5上设有有用于与轮侧盖 II 12卡接的卡钩 51，相应的轮侧盖 II 12也具有与卡 钩 51配合的卡槽结构。 防尘盖 5为一圆板体， 其朝向轮侧盖 II 12的一侧设置有 围成环状的弧形凸条 52，弧形凸条 52抵在轮侧盖 II 12的外侧壁上使得防 盖 5与轮侧盖 II 12之间具有一定间隙， 具有一定的消音作用
实施例二：
如图 6所示， 割草机， 包括机体 6， 机体 6底部前方安装有两个万向轮 8、 后方两侧安装有两个驱动轮 9，其中驱动轮 9为实施例一中的内嵌式外转子电机 直驱割草机驱动轮， 其中， 固定件 41与机体 6为固定连接， 机体 6上具有与外 转子电机电连接的控制系统； 机体 6的中部安装有刀盘架 71， 刀盘架 71上安装 有刀盘 72， 刀盘 72上安装有刀片 73， 刀盘架 71上设有若干防护柱 74， 相邻两 个防护柱 74之间有间距， 刀盘 72和刀片 73围在防护柱 74中间， 机体 6的底 面位于刀盘架 71的周围设有若干长条状筋条 61， 筋条 61的延伸方向与割草机 的行进方向一致， 设置筋条 61和防护柱 74的目的是防止割草机工作中操作者 和小孩的手臂、 手指等身体部位从机体 6 的底面和地面之间的空间伸入到刀盘

Claims

权 利 要 求 书
1. 内嵌式外转子电机直驱割草机驱动轮， 其特征在于： 包括由轮侧盖 I (11)、 轮侧盖 II (12) 以及夹在轮侧盖 I (11) 与轮侧盖 II (12) 之间的轮体 （2) 装配而成的驱动轮主体， 所述轮侧盖 I (11)、 轮侧盖 II (12) 以及轮体 (2) 围成一个空腔（3)， 所述空腔（3) 内安装有外转子电机（4)， 所述外转子电 机 （4) 的外转子部分相对驱动轮主体固定设置， 所述外转子电机 （4) 的定 子部分具有穿出轮侧盖 I (11)伸出至驱动轮主体外的固定件（41)， 所述轮 侧盖 I (11) 上设有用于使固定件 （41) 穿出的轴孔 I (111)。
2. 根据权利要求 1所述的内嵌式外转子电机直驱割草机驱动轮， 其特征在于： 所述轮侧盖 I (11)和轮侧盖 II (12) 的外缘均设有若干凸齿 （13)， 所述轮 侧盖 I (11)上的凸齿 （13) 和轮侧盖 II (12)上的凸齿 （13)呈错位分布。
3. 根据权利要求 2所述的内嵌式外转子电机直驱割草机驱动轮， 其特征在于： 所述轮体 （2) 的外周面具有若干凹弧面 （21)， 相邻凹弧面 （21) 连接处形 成凸起 I (22)， 所述轮侧盖 II (12) 上的凸齿 （13) 与轮体 （2) 上的凸起 I (22) 对应设置， 所述轮侧盖 I (11) 的外缘位于相邻两个凸齿 （13) 之 间具有与轮体 （2) 上的凸起 I (22) 对应设置的凸起 Π (114)。
4. 根据权利要求 1所述的内嵌式外转子电机直驱割草机驱动轮， 其特征在于： 所述轮体 （2) 的外周面具有若干凹弧面 （21)， 相邻凹弧面 （21) 连接处形 成凸起 I (22)。
5. 根据权利要求 1至 4任一所述的内嵌式外转子电机直驱割草机驱动轮， 其特 征在于： 所述轮体 （2) 包括外环 （23)、 与外环 （23) 同心的内环 （24) 和 连接在外环（23)、 (24)之间的若干连接筋条（25)， 所述空腔（3) 由 内环和两个轮侧盖 （1) 围成。
6. 根据权利要求 5所述的内嵌式外转子电机直驱割草机驱动轮， 其特征在于： 所述轮侧盖 I (11)侧壁具有伸入内环（24)内的环体（112)，所述环体（112) 和内环 (24) 间隙配合。
7. 根据权利要求 1至 4任一所述的内嵌式外转子电机直驱割草机驱动轮， 其特 征在于： 所述轮侧盖 I (11) 侧壁设有若干沿轮侧盖 I (11) 径向方向延伸 的加强筋 （113)。
8. 根据权利要求 1至 4任一所述的内嵌式外转子电机直驱割草机驱动轮， 其特 征在于： 所述轮侧盖 II (12) 与轮体 （2) 为一体成型的一体结构。
9. 根据权利要求 1至 4任一所述的内嵌式外转子电机直驱割草机驱动轮， 其特 征在于： 所述外转子电机（4)的外转子部分与轮侧盖 II (12)通过螺钉连接， 所述轮侧盖 II (12)上具有若干用于使螺钉穿过的螺纹孔（14)， 所述轮侧盖 II (12) 外侧安装有用于罩住螺纹孔 （14) 的防尘盖 （5)。
10.割草机， 包括机体 （6) 和安装在机体 （6) 上的驱动轮 （9)， 其特征在于： 所述驱动轮（9)为如权利要求 1至 9任一所述的内嵌式外转子电机直驱割草 机驱动轮。
PCT/CN2014/082805 2014-06-06 2014-07-23 内嵌式外转子电机直驱割草机驱动轮及割草机 WO2015184673A1 (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US15/316,518 US10034429B2 (en) 2014-06-06 2014-07-23 Embedded-outer rotor motor direct driven mower driving wheel and mower
EP14893997.8A EP3152998B1 (en) 2014-06-06 2014-07-23 Embedded outer rotor electric motor direct-drive lawnmower drive wheel, and lawnmower
AU2014396653A AU2014396653B2 (en) 2014-06-06 2014-07-23 Embedded-outer rotor motor direct driven mower driving wheel and mower

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410250285.4 2014-06-06
CN201410250285.4A CN104079113B (zh) 2014-06-06 2014-06-06 内嵌式外转子电机直驱割草机驱动轮及割草机

Publications (1)

Publication Number Publication Date
WO2015184673A1 true WO2015184673A1 (zh) 2015-12-10

Family

ID=51600212

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2014/082805 WO2015184673A1 (zh) 2014-06-06 2014-07-23 内嵌式外转子电机直驱割草机驱动轮及割草机

Country Status (5)

Country Link
US (1) US10034429B2 (zh)
EP (1) EP3152998B1 (zh)
CN (1) CN104079113B (zh)
AU (1) AU2014396653B2 (zh)
WO (1) WO2015184673A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6173536B1 (ja) * 2016-07-19 2017-08-02 大鉄工業株式会社 草刈機用車輪

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO335839B1 (no) 2012-12-10 2015-03-02 Jakob Hatteland Logistics As Robot for transport av lagringsbeholdere
NO337544B1 (no) 2014-06-19 2016-05-02 Jakob Hatteland Logistics As Fjernstyrt kjøretøysammenstilling for å plukke opp lagringsbeholdere fra et lagringssystem
EP3050824B1 (en) 2015-01-28 2019-10-09 Autostore Technology AS Robot for transporting storage bins
US11490566B2 (en) 2019-04-08 2022-11-08 Honda Motor Co., Ltd. Apparatus and method for cooling lawnmower components
CN110406315B (zh) * 2019-09-03 2024-05-07 蔡金成 一种运动平稳的电动车轮及其密封结构
US11737389B2 (en) 2020-09-29 2023-08-29 Honda Motor Co., Ltd. Drive wheel cover for wheeled machine
CN112690084B (zh) * 2020-12-25 2022-08-26 绿友机械集团股份有限公司 内置外转子电机驱动的草坪修剪滚刀
CN112690083A (zh) * 2020-12-25 2021-04-23 绿友机械集团股份有限公司 自走式轻型滚刀剪草机
CN113875399B (zh) * 2021-08-24 2023-07-04 江苏东成工具科技有限公司 推杆机构及具有该机构的割草机

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0637539A1 (en) * 1993-08-06 1995-02-08 Redexim Handel- En Exploitatie Maatschappij B.V. Motor vehicle with adjustable wheel position
CN2341317Y (zh) * 1998-11-16 1999-09-29 陈亮 电动一体化车轮
US6002192A (en) * 1995-06-29 1999-12-14 Antares High Tech S.A. Drive for transportation facilities
GB2369503A (en) * 2000-11-28 2002-05-29 Evt Technology Co Ltd Direct-drive wheel motor
CN103650754A (zh) * 2012-09-07 2014-03-26 苏州宝时得电动工具有限公司 割草机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446681A (en) * 1982-08-16 1984-05-08 Black & Decker Inc. Power lawn rake
JPH06144021A (ja) * 1992-11-02 1994-05-24 Nippondenso Co Ltd ホイールインモータの冷却装置
DE10027531A1 (de) * 2000-06-02 2001-01-18 Johannes Hanusch Ferngesteuerte und progammierbare Bodenbearbeitungsmaschine (Rasenmäher) mit Hybrid-Allradantrieb
CN1581646A (zh) * 2004-04-09 2005-02-16 钱梦非 无刷通轴减速轮毂电机
US8950520B2 (en) * 2006-07-07 2015-02-10 Hydro-Gear Limited Partnership Front steering module for a zero turn radius vehicle
EP2090453A1 (en) * 2008-02-13 2009-08-19 Kanzaki Kokyukoki MFG. Co., Ltd. Wheel motor device
KR100955034B1 (ko) * 2008-04-18 2010-04-28 씨엠아이 주식회사 아웃터 로터형 모터 및 이 구조를 적용한 아웃터 로터형인휠 모터
CN201248261Y (zh) * 2008-05-04 2009-06-03 上海创绘机器人科技有限公司 智能草坪维护机器人
CN201821182U (zh) * 2010-10-20 2011-05-04 陈泉丰 一种无刷永磁直流无齿电机
EP2731853B1 (en) * 2011-07-12 2017-08-23 Husqvarna AB Lawn care vehicle with rear wheel steering assembly
EP2719548B1 (en) * 2012-10-12 2016-04-27 Robert Bosch Gmbh Wheel assembly
CN204046343U (zh) * 2014-06-06 2014-12-24 浙江亚特电器有限公司 内嵌式外转子电机直驱割草机驱动轮及割草机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0637539A1 (en) * 1993-08-06 1995-02-08 Redexim Handel- En Exploitatie Maatschappij B.V. Motor vehicle with adjustable wheel position
US6002192A (en) * 1995-06-29 1999-12-14 Antares High Tech S.A. Drive for transportation facilities
CN2341317Y (zh) * 1998-11-16 1999-09-29 陈亮 电动一体化车轮
GB2369503A (en) * 2000-11-28 2002-05-29 Evt Technology Co Ltd Direct-drive wheel motor
CN103650754A (zh) * 2012-09-07 2014-03-26 苏州宝时得电动工具有限公司 割草机

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3152998A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6173536B1 (ja) * 2016-07-19 2017-08-02 大鉄工業株式会社 草刈機用車輪

Also Published As

Publication number Publication date
EP3152998A1 (en) 2017-04-12
EP3152998B1 (en) 2019-09-11
AU2014396653B2 (en) 2018-10-18
AU2014396653A1 (en) 2017-01-19
CN104079113B (zh) 2016-06-08
CN104079113A (zh) 2014-10-01
US20170156265A1 (en) 2017-06-08
US10034429B2 (en) 2018-07-31
EP3152998A4 (en) 2017-12-27

Similar Documents

Publication Publication Date Title
WO2015184673A1 (zh) 内嵌式外转子电机直驱割草机驱动轮及割草机
JP6129230B2 (ja) 芝刈機
US9730382B2 (en) Vegetation cutting device
US10426084B2 (en) Mower capable of effectively cooling a motor
US10188032B2 (en) Mower with motor cooling
KR20130092450A (ko) 잔디 깎기 기계
US20160330914A1 (en) Hedge trimmer
CN204046343U (zh) 内嵌式外转子电机直驱割草机驱动轮及割草机
CN102668802B (zh) 割草机
WO2015184674A1 (zh) 割草机防护装置及割草机
US20220000020A1 (en) Means for Adjusting Cutting Height of a Powered Lawn Mower
CN201182102Y (zh) 园林工具制动装置
CN115486257A (zh) 一种自动放线打草装置
CN201957448U (zh) 一种割灌机的管连接结构
WO2022134281A1 (zh) 电机前置的手持锂电园林工作头驱动装置
ATE453315T1 (de) Mähmaschine
CN203261728U (zh) 电动割草机
CN215530085U (zh) 割草机的动力头以及割草机
WO2022095897A1 (zh) 割草机
CN213245770U (zh) 割草机
KR101925547B1 (ko) 동력 전달장치용 전자 클러치
CN212643365U (zh) 一种电驱动总成离合器的离合结构
CN219019570U (zh) 一种自动放线打草装置
CN220858929U (zh) 机器人和割草机器人
CN212116220U (zh) 一种前置电机割草机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14893997

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 15316518

Country of ref document: US

REEP Request for entry into the european phase

Ref document number: 2014893997

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2014893997

Country of ref document: EP

ENP Entry into the national phase

Ref document number: 2014396653

Country of ref document: AU

Date of ref document: 20140723

Kind code of ref document: A