WO2019114389A1 - 一种正圆球形 / 椭圆球形独轮车 - Google Patents

一种正圆球形 / 椭圆球形独轮车 Download PDF

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Publication number
WO2019114389A1
WO2019114389A1 PCT/CN2018/109556 CN2018109556W WO2019114389A1 WO 2019114389 A1 WO2019114389 A1 WO 2019114389A1 CN 2018109556 W CN2018109556 W CN 2018109556W WO 2019114389 A1 WO2019114389 A1 WO 2019114389A1
Authority
WO
WIPO (PCT)
Prior art keywords
wheel
spherical
wheelbarrow
monocycle
motor
Prior art date
Application number
PCT/CN2018/109556
Other languages
English (en)
French (fr)
Inventor
刘海波
谢枫
Original Assignee
深圳市自由侠科技有限公司
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 深圳市自由侠科技有限公司 filed Critical 深圳市自由侠科技有限公司
Priority to EP18888005.8A priority Critical patent/EP3677494B1/en
Priority to CA3078265A priority patent/CA3078265C/en
Priority to US16/652,630 priority patent/US11485171B2/en
Publication of WO2019114389A1 publication Critical patent/WO2019114389A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K1/00—Unicycles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
    • B62K11/007—Automatic balancing machines with single main ground engaging wheel or coaxial wheels supporting a rider
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
    • B60B19/12—Roller-type wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
    • B60B19/14—Ball-type wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B9/00—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces
    • B60B9/02—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims
    • B60B9/10—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims of rubber or the like
    • B60B9/12—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims of rubber or the like in the form of sleeves or rings concentric with the wheel axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B9/00—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces
    • B60B9/02—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims
    • B60B9/10—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims of rubber or the like
    • B60B9/14—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims of rubber or the like with means limiting relative lateral movements between hub and remainder of wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J25/00—Foot-rests; Knee grips; Passenger hand-grips
    • B62J25/04—Floor-type foot rests
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
    • B62J50/10—Means for carrying cycles by hand
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/80—Other vehicles not covered by groups B60Y2200/10 - B60Y2200/60
    • B60Y2200/81—Toys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/90—Vehicles comprising electric prime movers
    • B60Y2200/91—Electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K2202/00—Motorised scooters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K2204/00—Adaptations for driving cycles by electric motor

Definitions

  • the present invention relates to a wheelbarrow, and more particularly to a perfect spherical/elliptical spherical wheelbarrow.
  • the wheel of the existing wheelbarrow is circular like a bicycle wheel, but since the wheelbarrow has only one circular wheel, only those with better body balance can control the wheelbarrow smoothly, and the body balance ability is poor. People using a wheelbarrow have some strong people.
  • the existing wheelbarrow has a small contact area with the ground. When the wheelbarrow tilts forward or backward, it occasionally loses power due to friction with the ground, which causes the operator to fall, resulting in poor controllability of the wheelbarrow.
  • the technical problem to be solved by the present invention is to provide an orthospheric spherical/elliptical spherical unicycle that is easy to handle.
  • a positive spherical/elliptical spherical wheelbarrow including a motor, a pedal and a wheel, the motor including a motor casing and a rotating shaft, the two ends of the rotating shaft are respectively fixed
  • the pedal is connected, the wheel is a perfect spherical or elliptical spherical shape with a hollow structure open at both ends, and the wheel is sleeved on the motor casing and fixedly connected with the motor casing, and the wheel comprises an elastic material.
  • a wheel made of an elastic material having a perfect spherical shape (or an elliptical shape) has a large contact area with the ground at various angles, and can provide motion even if the wheelbarrow is dumped during the movement of the wheelbarrow.
  • FIG. 1 is a schematic view showing the overall structure of a perfect spherical/elliptical spherical wheelbarrow according to a first embodiment of the present invention
  • FIG. 2 is an exploded view of a perfect spherical/elliptical spherical wheelbarrow according to Embodiment 1 of the present invention
  • FIG. 3 is an enlarged view of the detail eight in FIG. 2.
  • the most critical idea of the invention is to: set the wheel to a perfectly spherical or elliptical shape and connect the wheel directly to the motor casing.
  • a spherical or elliptical spherical wheelbarrow includes a motor, a pedal 3 and a wheel 4.
  • the motor includes a motor casing 1 and a rotating shaft 2, and two ends of the rotating shaft 2 are fixedly connected respectively.
  • the wheel 4 is a spherical or elliptical spherical structure with a hollow structure open at both ends, and the wheel 4 is sleeved on the motor casing 1 and fixedly connected with the motor casing 1 .
  • the wheel 4 comprises a jacket 41 made of an elastic material.
  • the present invention has the beneficial effects that: a wheel made of an elastic material having a perfect spherical shape (or an elliptical shape) has a large contact area with the ground at various angles, even if the wheelbarrow is dumped during the movement of the wheelbarrow. It can also provide power cushioning, which will not cause the user to be injured by the emergency stop, and greatly improve the maneuverability of the wheelbarrow. Moreover, the user can easily get on the car, even if the person with poor coordination is able to smoothly activate the orthospherical wheelbarrow (or ellipse) The spherical wheelbarrow) reduces the difficulty of the operation of the wheelbarrow and helps to enhance the user experience. ⁇ 0 2019/114389 ⁇ (:17(: ⁇ 2018/109556
  • the outer peripheral wall of the motor casing 1 has a first rib 5 disposed along the axial direction thereof, and the inner peripheral wall of the wheel 4 is provided with the first rib 5 Groove 6.
  • connection between the wheel and the motor casing is simple and reliable.
  • the number of the first ribs is plural, and the plurality of first ribs are evenly distributed on the outer peripheral wall of the motor casing.
  • the wheel 4 further includes a lining 42 disposed on the outside of the lining 42 and fixedly connected to the lining 42.
  • the groove 6 is disposed on the lining 42.
  • the inner liner is made of a material having a relatively high strength, such as an aluminum alloy, carbon fiber, or the like.
  • the inner liner is a hollow cylindrical body having open ends.
  • the lining is provided to prevent the wheels and the motor casing from slipping.
  • a reinforcing shell 7 having an outer diameter conforming to the outer diameter of the motor casing 1 is further included, and the reinforcing shell 7 is rotatably sleeved on the rotating shaft 2, and the reinforcing shell 7 is fixed to the motor casing 1
  • the outer peripheral wall of the reinforcing shell 7 has a second rib 8 disposed axially along the axis of rotation 2, and the second rib 8 is adapted to the groove 6.
  • the number of the reinforcing shells 7 is two, and the motor casing 1 is located between the two reinforcing shells 7.
  • the reinforcing shell is used to provide support for both ends of a perfectly spherical (or elliptical) wheel, which is advantageous for improving the stability of the structure of a perfect spherical wheelbarrow (or elliptical spherical wheelbarrow).
  • the reinforcing shell 7 is a hollow structure column having an open end, the bottom of the column body is provided with a through hole, and the rotating shaft 2 is sleeved with a bearing 9 , and the bearing 9 is disposed at the In the through hole, the opening of the cylinder faces the motor.
  • the functional components of the wheelbarrow can be placed in the cavity of the reinforcing shell.
  • the bottom of the cylinder has a limiting ring 71 extending outward in the radial direction of the cylinder, and the opening of the wheel 4 is provided with a limiting slot adapted to the limiting ring 71. 43.
  • the position of the wheel on the reinforcing shell can limit the position of the wheel and avoid the occurrence of wheel deviation.
  • a limit ring is arranged on each of the two reinforcing shells, and the wheel is located between the two limit rings.
  • the pedal 3 includes a tapered baffle 31, and the diameter of one end of the baffle 31 near the wheel 4 coincides with the diameter at the opening of the wheel 4.
  • the tapered baffle not only makes the wheelbarrow look more beautiful, but also blocks the ash. ⁇ 0 2019/114389 ⁇ (:17(: ⁇ 2018/109556
  • the pedal 3 is provided with a non-slip strip 32.
  • the anti-slip strip can function as a slip.
  • the pedal 3 is provided with a handle hole 33.
  • the handle hole is provided on the pedal to facilitate the user to carry the wheelbarrow.
  • a first embodiment of the present invention is as follows: As shown in FIG. 1 and FIG. 2, a spherical or elliptical spherical wheelbarrow includes a motor, a pedal 3 and a wheel 4, and the motor includes electricity.
  • the casing 1 and the rotating shaft 2 are respectively fixedly connected to the two sides of the rotating shaft 2, and the wheel 4 is formed into a spherical or elliptical spherical shape with a hollow structure open at both ends, and the wheel 4 is sleeved in the same
  • the motor casing 1 is fixedly coupled to the motor casing 1, and the wheel 4 includes a jacket 41 made of an elastic material.
  • the outer casing 41 is made of rubber.
  • the outer peripheral wall of the motor casing 1 has a first rib 5 disposed along an axial direction thereof, and an inner peripheral wall of the wheel 4 is provided with the first ridge 5 Fitted groove 6.
  • the wheel 4 further includes a rigid inner structure 42 with a hollow structure open at both ends, and the outer sleeve 41 is sleeved outside the inner liner 42 and inside.
  • the liner 42 is fixedly coupled, and the groove 6 is provided on the inner peripheral wall of the inner liner 42.
  • the orthospherical wheelbarrow (or elliptical spherical wheelbarrow) further includes a reinforcing shell 7 having an outer diameter that coincides with the outer diameter of the motor casing 1, the reinforcing casing 7 being rotatably sleeved in the The reinforcing shell 7 is fixedly connected to the motor casing 1 on the rotating shaft 2, and the outer peripheral wall of the reinforcing shell 7 has a second rib 8 disposed along the axial direction of the rotating shaft 2, the second rib 8 and the The groove 6 is adapted, that is, the second rib 8 is disposed correspondingly to the first rib 5 .
  • the number of the reinforcing shells 7 is two, and the motor casing 1 is located between the two reinforcing shells 7.
  • the reinforcing shell 7 is a hollow structure column with one end open, the bottom of the column body is provided with a through hole, the rotating shaft 2 is sleeved with a bearing 9, and the bearing 9 is disposed at the In the through hole, the opening of the cylinder faces the motor. More specifically, the inner ring of the bearing 9 is fixed to the rotating shaft 2, and the outer ring of the bearing 9 is fixed in the through hole. ⁇ 0 2019/114389 ⁇ (:17 ⁇ 2018/109556
  • the bottom of the cylinder has a limiting ring 71 extending outward in the radial direction of the cylinder, and the opening of the wheel 4 is provided with the limiting ring. 71 matched limit slot 43.
  • the limiting slot 43 is disposed on the inner liner 42.
  • the pedal 3 includes a tapered baffle 31.
  • the diameter of one end of the baffle 31 near the wheel 4 coincides with the diameter at the opening of the wheel 4 to block the opening of the wheel 4.
  • the pedal 3 is provided with a non-slip strip 32, the anti-slip strip 32 is a flange or a recess, and the pedal 3 is provided with a handle hole 33.
  • the present invention provides a perfect spherical/elliptical spherical wheelbarrow, and the wheel has a large contact area with the ground at various angles, and even if the unicycle is dumped during the movement, the power buffer can be provided, and there is no urgency.
  • the stoppage causes the user to be injured, which greatly improves the maneuverability of the wheelbarrow.
  • the reinforced shell is used to provide support for both ends of a perfectly spherical or ellipsoidal wheel, which is beneficial to improve the stability of the structure of the spherical unicycle (or elliptical unicycle);
  • the position ring can limit the position of the wheel to avoid the deviation of the wheel;
  • the conical baffle can not only make the wheelbarrow look more beautiful, but also block dust from entering the motor from the opening at both ends of the wheel, which is beneficial to ensure the stability of the wheelbarrow. Sex.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Handcart (AREA)
  • Rehabilitation Tools (AREA)

Abstract

一种正圆球形/椭圆球形独轮车，包括电机、踏板（3）和车轮（4），电机包括电机壳（1）和转轴（2），转轴（2）的两端分别固定连接有踏板（3），车轮（4）呈两端开口的中空结构的正圆球形或椭圆球形，车轮（4）套设在电机壳（1）上并与电机壳（1）固定连接，车轮（4）包括弹性材料制成的外套（41）。车轮（4）在各个角度上与地面都有较大的接触面积，即使独轮车运动过程中倾倒也能提供动力缓冲，不会急停导致使用者受伤，大大提高了独轮车的可操控性；而且，用户上车容易，即使身体协调性比较差的人也可以顺利启用正圆球形/椭圆球形独轮车，降低了独轮车操作难度，有利于增强用户体验；加强壳（7）用于为正圆球形/椭圆球形的车轮（4）的两端提供支持力，有利于提高正圆球形/椭圆球形独轮车结构的稳定性。

Description

\¥0 2019/114389 卩（：17（：\2018/109556
1 一种正圆球形 /椭圆球形独轮车 技术领域
[0001] 本发明涉及独轮车， 尤其涉及一种正圆球形/椭圆球形独轮车。
背景技术
[0002] 现有的独轮车的车轮如同自行车车轮一样呈圆环形， 但由于独轮车只有一个圆 环形的轮子， 只有身体平衡性较好的人才能顺利掌控独轮车， 想要身体平衡能 力较差的人使用独轮车就有一些强人所难了。 另外， 现有的独轮车车轮与地面 接触面积较小， 独轮车向前或向后倾斜时偶尔会因与地面摩擦减少而失去动力 ， 会让操作者摔倒， 致使独轮车可操控性变差。
[0003] 因此， 有必要提供一种易于操控的正圆球形/椭圆球形独轮车。
发明概述
技术问题
[0004] 本发明所要解决的技术问题是： 提供一种易于操控的正圆球形/椭圆球形独轮 车。
问题的解决方案
技术解决方案
[0005] 为了解决上述技术问题， 本发明采用的技术方案为： 一种正圆球形 /椭圆球形 独轮车， 包括电机、 踏板和车轮， 电机包括电机壳和转轴， 所述转轴的两端分 别固定连接有所述踏板， 所述车轮呈两端开口的中空结构的正圆球形或椭圆球 形， 所述车轮套设在所述电机壳上并与电机壳固定连接， 所述车轮包括弹性材 料制成的外套。
发明的有益效果
有益效果
[0006] 本发明的有益效果在于： 正圆球形 （或椭圆球形） 的弹性材料制成的车轮在各 个角度上与地面都有较大的接触面积， 即使独轮车运动过程中倾倒也能提供动 \¥0 2019/114389 卩（：17（：\2018/109556
2 力缓冲， 不会急停导致使用者受伤， 大大提高了独轮车的可操控性； 而且， 用 户上车容易， 即使身体协调性比较差的人也可以顺利启用正圆球形独轮车 （或 椭圆球形独轮车） ， 降低了独轮车操作难度， 有利于增强用户体验。
对附图的简要说明
附图说明
[0007] 图 1为本发明实施例一的正圆球形/椭圆球形独轮车的整体结构的示意图；
[0008] 图 2为本发明实施例一的正圆球形/椭圆球形独轮车的爆炸图；
[0009] 图 3为图 2为中细节八的放大图。
[0010] 标号说明：
[0011] 1、 电机壳； 2、 转轴； 3、 踏板； 31、 挡板； 32、 防滑条； 33、 提手孔； 4、 车 轮； 41、 外套； 42、 内衬； 43、 限位槽； 5、 第一凸条； 6、 凹槽； 7、 加强壳； 71、 限位环； 8、 第二凸条； 9、 轴承。
发明实施例
具体实施方式
[0012] 为详细说明本发明的技术内容、 所实现目的及效果， 以下结合实施方式并配合 附图予以说明。
[0013] 本发明最关键的构思在于： 将车轮设置成正圆球形或椭圆球形并将车轮与电机 壳直接连接。
[0014] 请参照图 1至图 3， 一种正圆球形 /椭圆球形独轮车， 包括电机、 踏板 3和车轮 4 ， 电机包括电机壳 1和转轴 2, 所述转轴 2的两端分别固定连接有所述踏板 3 , 所 述车轮 4呈两端开口的中空结构的正圆球形或椭圆球形， 所述车轮 4套设在所述 电机壳 1上并与电机壳 1固定连接， 所述车轮 4包括弹性材料制成的外套 41。
[0015] 从上述描述可知， 本发明的有益效果在于： 正圆球形 （或椭圆球形） 的弹性材 料制成的车轮在各个角度上与地面都有较大的接触面积， 即使独轮车运动过程 中倾倒也能提供动力缓冲， 不会急停导致使用者受伤， 大大提高了独轮车的可 操控性； 而且， 用户上车容易， 即使身体协调性比较差的人也可以顺利启用正 圆球形独轮车 （或椭圆球形独轮车） ， 降低了独轮车操作难度， 有利于增强用 户体验。 \¥0 2019/114389 卩（：17（：\2018/109556
3
[0016] 进一步的， 所述电机壳 1的外周壁具有沿其轴向设置的第一凸条 5 , 所述车轮 4 的内周壁上设有与所述第一凸条 5相适配的凹槽 6。
[0017] 由上述描述可知， 车轮与电机壳连接简单、 可靠。 第一凸条的数量为多个， 多 个第一凸条均布在电机壳的外周壁上。
[0018] 进一步的， 所述车轮 4还包括内衬 42， 所述外套 41套设在所述内衬 42外部并与 内衬 42固定连接， 所述凹槽 6设于所述内衬 42的内周壁上。
[0019] 由上述描述可知， 内衬由强度较大的材料制成， 例如铝合金、 炭纤维等。 优选 内衬为两端开口的中空结构的圆柱体。 设置内衬， 可以防止车轮与电机壳出现 打滑现象。
[0020] 进一步的， 还包括外径与电机壳 1外径一致的加强壳 7， 所述加强壳 7可转动套 设在所述转轴 2上， 所述加强壳 7与电机壳 1固定连接， 所述加强壳 7的外周壁上 具有沿转轴 2轴向设置的第二凸条 8 , 所述第二凸条 8与所述凹槽 6相适配。
[0021] 进一步的， 所述加强壳 7的数量为两个， 所述电机壳 1位于两个所述加强壳 7之 间。
[0022] 由上述描述可知， 加强壳用于为正圆球形 （或椭圆球形） 的车轮的两端提供支 持力， 有利于提高正圆球形独轮车 （或椭圆球形独轮车） 结构的稳定性。
[0023] 进一步的， 所述加强壳 7为一端开口的中空结构的柱体， 所述柱体的底部设有 贯穿孔， 所述转轴 2上套设有轴承 9 , 所述轴承 9设于所述贯穿孔内， 所述柱体的 开口朝向电机。
[0024] 由上述描述可知， 独轮车的功能性零部件
Figure imgf000005_0001
电源等） 可以设于加强 壳的空腔内。
[0025] 进一步的， 所述柱体的底部具有沿柱体径向朝外延伸的限位环 71， 所述车轮 4 的开口处设有与所述限位环 71相适配的限位槽 43。
[0026] 由上述描述可知， 加强壳上设置限位环可以限制车轮的位置， 避免出现车轮跑 偏的情况。 两个加强壳上分别设有限位环， 车轮位于两个限位环之间。
[0027] 进一步的， 所述踏板 3包括锥形挡板 31， 所述挡板 31靠近车轮 4一端的直径与所 述车轮 4的开口处的直径一致。
[0028] 由上述描述可知， 锥形挡板不仅可以让独轮车看上去更加美观， 还可以阻挡灰 \¥0 2019/114389 卩（：17（：\2018/109556
4 尘等从车轮两端的开口处进入电机， 有利于保证独轮车工作的稳定性。
[0029] 进一步的， 所述踏板 3上设有防滑条 32。
[0030] 由上述描述可知， 防滑条可以起到防滑的作用。
[0031] 进一步的， 所述踏板 3上设有提手孔 33。
[0032] 由上述描述可知， 踏板上设置提手孔可以方便用户携带独轮车。
[0033]
[0034] 实施例一
[0035] 请参照图 1至图 3， 本发明的实施例一为： 如图 1和图 2所示， 一种正圆球形 /椭 圆球形独轮车， 包括电机、 踏板 3和车轮 4， 电机包括电机壳 1和转轴 2, 所述转 轴 2的两端分别固定连接有所述踏板 3 , 所述车轮 4呈两端开口的中空结构的正圆 球形或椭圆球形， 所述车轮 4套设在所述电机壳 1上并与电机壳 1固定连接， 所述 车轮 4包括弹性材料制成的外套 41。 本实施例中， 所述外套 41由橡胶制成。
[0036] 如图 2所示， 所述电机壳 1的外周壁具有沿其轴向设置的第一凸条 5 , 所述车轮 4 的内周壁上设有与所述第一凸条 5相适配的凹槽 6。
[0037] 请结合图 2和图 3， 优选的， 所述车轮 4还包括硬质的两端开口的中空结构的内 衬 42， 所述外套 41套设在所述内衬 42外部并与内衬 42固定连接， 所述凹槽 6设于 所述内衬 42的内周壁上。
[0038] 为提高独轮车结构的稳定性， 正圆球形独轮车 （或椭圆球形独轮车） 还包括外 径与电机壳 1外径一致的加强壳 7 , 所述加强壳 7可转动套设在所述转轴 2上， 所 述加强壳 7与电机壳 1固定连接， 所述加强壳 7的外周壁上具有沿转轴 2轴向设置 的第二凸条 8 , 所述第二凸条 8与所述凹槽 6相适配， 即第二凸条 8与第一凸条 5— 一对应设置。
[0039] 本实施例中， 所述加强壳 7的数量为两个， 所述电机壳 1位于两个所述加强壳 7 之间。
[0040] 详细的， 所述加强壳 7为一端开口的中空结构的柱体， 所述柱体的底部设有贯 穿孔， 所述转轴 2上套设有轴承 9 , 所述轴承 9设于所述贯穿孔内， 所述柱体的开 口朝向电机。 更具体的， 轴承 9的内环固定在转轴 2上， 轴承 9的外环固定在贯穿 孔内。 \¥0 2019/114389 卩（：17 \2018/109556
5
[0041] 请结合图 2和图 3， 进一步的， 所述柱体的底部具有沿柱体径向朝外延伸的限位 环 71， 所述车轮 4的开口处设有与所述限位环 71相适配的限位槽 43。 本实施例中 ， 所述限位槽 43设于所述内衬 42上。
[0042] 优选的， 所述踏板 3包括锥形挡板 31 所述挡板 31靠近车轮 4一端的直径与所述 车轮 4的开口处的直径一致以遮挡住车轮 4的开口。
[0043] 所述踏板 3上设有防滑条 32, 所述防滑条 32为凸缘或凹陷， 所述踏板 3上设有提 手孔 33。
[0044]
[0045] 综上所述， 本发明提供的正圆球形/椭圆球形独轮车， 车轮在各个角度上与地 面都有较大的接触面积， 即使独轮车运动过程中倾倒也能提供动力缓冲， 不会 急停导致使用者受伤， 大大提高了独轮车的可操控性； 而且， 用户上车容易， 即使身体协调性比较差的人也可以顺利启用正圆球形独轮车 （或椭圆球形独轮 车） ， 降低了独轮车操作难度， 有利于增强用户体验； 加强壳用于为正圆球形 或椭圆球形的车轮的两端提供支持力， 有利于提高正圆球形独轮车 （或椭圆球 形独轮车） 结构的稳定性； 加强壳上设置限位环可以限制车轮的位置， 避免出 现车轮跑偏的情况； 锥形挡板不仅可以让独轮车看上去更加美观， 还可以阻挡 灰尘等从车轮两端的开口处进入电机， 有利于保证独轮车工作的稳定性。
[0046]
[0047] 以上所述仅为本发明的实施例， 并非因此限制本发明的专利范围， 凡是利用本 发明说明书及附图内容所作的等同变换， 或直接或间接运用在相关的技术领域 ， 均同理包括在本发明的专利保护范围内。
[0048]

Claims

\¥0 2019/114389 卩（：17（：\2018/109556 6 权利要求书
[权利要求 1] 一种正圆球形 /椭圆球形独轮车， 包括电机、 踏板和车轮， 电机包括 电机壳和转轴， 其特征在于： 所述转轴的两端分别固定连接有所述踏 板， 所述车轮呈两端开口的中空结构的正圆球形或椭圆球形， 所述车 轮套设在所述电机壳上并与电机壳固定连接， 所述车轮包括弹性材料 制成的外套。
[权利要求 2] 根据权利要求 1所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 电机壳的外周壁具有沿其轴向设置的第一凸条， 所述车轮的内周壁上 设有与所述第一凸条相适配的凹槽。
[权利要求 3] 根据权利要求 2所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 车轮还包括内衬， 所述外套套设在所述内衬外部并与内衬固定连接， 所述凹槽设于所述内衬的内周壁上。
[权利要求 4] 根据权利要求 2所述的正圆球形/椭圆球形独轮车， 其特征在于： 还包 括外径与电机壳外径一致的加强壳， 所述加强壳可转动套设在所述转 轴上， 所述加强壳与电机壳固定连接， 所述加强壳的外周壁上具有沿 转轴轴向设置的第二凸条， 所述第二凸条与所述凹槽相适配。
[权利要求 5] 根据权利要求 4所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 加强壳的数量为两个， 所述电机壳位于两个所述加强壳之间。
[权利要求 6] 根据权利要求 4所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 加强壳为一端开口的中空结构的柱体， 所述柱体的底部设有贯穿孔， 所述转轴上套设有轴承， 所述轴承设于所述贯穿孔内， 所述柱体的开 口朝向电机。
[权利要求 7] 根据权利要求 6所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 柱体的底部具有沿柱体径向朝外延伸的限位环， 所述车轮的开口处设 有与所述限位环相适配的限位槽。
[权利要求 8] 根据权利要求 1所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 踏板包括锥形挡板， 所述挡板靠近车轮一端的直径与所述车轮的开口 处的直径一致。 \¥0 2019/114389 卩（：17（：\2018/109556
7
[权利要求 9] 根据权利要求 1所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 踏板上设有防滑条。
[权利要求 10] 根据权利要求 1所述的正圆球形/椭圆球形独轮车， 其特征在于： 所述 踏板上设有提手孔。
PCT/CN2018/109556 2017-12-12 2018-10-10 一种正圆球形 / 椭圆球形独轮车 WO2019114389A1 (zh)

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