WO2021000532A1 - 驱动装置及包含该驱动装置的电动车 - Google Patents

驱动装置及包含该驱动装置的电动车 Download PDF

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Publication number
WO2021000532A1
WO2021000532A1 PCT/CN2019/126543 CN2019126543W WO2021000532A1 WO 2021000532 A1 WO2021000532 A1 WO 2021000532A1 CN 2019126543 W CN2019126543 W CN 2019126543W WO 2021000532 A1 WO2021000532 A1 WO 2021000532A1
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WO
WIPO (PCT)
Prior art keywords
fixing frame
gear set
power mechanism
chamber
driving device
Prior art date
Application number
PCT/CN2019/126543
Other languages
English (en)
French (fr)
Inventor
张俊
黄后增
Original Assignee
鲨湾科技(上海)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 鲨湾科技(上海)有限公司 filed Critical 鲨湾科技(上海)有限公司
Priority to KR1020207006377A priority Critical patent/KR20210004934A/ko
Priority to SG11202103922XA priority patent/SG11202103922XA/en
Priority to EP19853259.0A priority patent/EP3792170A4/en
Publication of WO2021000532A1 publication Critical patent/WO2021000532A1/zh

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Classifications

    • 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
    • B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
    • B62J45/40—Sensor arrangements; Mounting thereof
    • B62J45/42—Sensor arrangements; Mounting thereof characterised by mounting
    • B62J45/423—Sensor arrangements; Mounting thereof characterised by mounting on or besides the wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor
    • B62M6/60—Rider propelled cycles with auxiliary electric motor power-driven at axle parts
    • B62M6/65—Rider propelled cycles with auxiliary electric motor power-driven at axle parts with axle and driving shaft arranged coaxially
    • 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
    • B62J31/00—Installations of lubricating devices
    • 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
    • B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
    • B62J45/40—Sensor arrangements; Mounting thereof
    • B62J45/41—Sensor arrangements; Mounting thereof characterised by the type of sensor
    • 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
    • B62J50/30—Means for ventilation within devices provided on the cycle, e.g. ventilation means in a battery container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M7/00—Motorcycles characterised by position of motor or engine
    • B62M7/12—Motorcycles characterised by position of motor or engine with the engine beside or within the driven wheel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine

Definitions

  • This application relates to the technical field of electric bicycles, in particular to a driving device and an electric vehicle including the driving device.
  • the driving device of electric vehicles was a hub-type driving device. Due to the poor climbing performance of the hub-type driving device, a middle-mounted driving device with good climbing performance was derived.
  • the existing middle-mounted driving device is generally through a belt or a chain To drive the wheel hub to rotate, the existing driving device cannot meet the needs of the existing electric vehicles.
  • embodiments of the present application provide a novel driving device and an electric vehicle including the driving device.
  • a driving device includes a first fixing frame, a second fixing frame, a power mechanism, a gear set, and an output shaft.
  • One end of the second fixing frame is detachably connected, and the other end of the first fixing frame is provided with a chamber on a side close to the second fixing frame, and a power mechanism and a gear set are provided in the chamber.
  • One end of the output shaft is connected with the gear set, the other end of the output shaft is fixed on the second fixing frame, the power mechanism drives the gear set to move, and the gear set drives the output shaft to move.
  • first fixing frame and the second fixing frame form a "U"-shaped fixing frame.
  • the chamber includes a power mechanism chamber and a gear set chamber, the power mechanism is disposed in the power mechanism chamber, and the gear set is disposed in the gear set chamber.
  • a detachable chamber cover is provided on the side of the chamber away from the second fixing frame.
  • an oil dipstick is provided on the gear set chamber to detect the amount of oil.
  • the other end of the output shaft is fixed on the second fixing frame through a bearing.
  • the power mechanism chamber is provided with heat dissipation holes for heat dissipation of the power mechanism.
  • the power mechanism is a motor.
  • an electric vehicle is provided, and the electric vehicle includes the aforementioned driving device.
  • the driving device provided by the embodiment of the present application outputs the power provided by the power mechanism through a gear set and an output shaft.
  • the driving device has a compact structure and is relatively easy to maintain.
  • FIG. 1 is a schematic top view of a structure of a driving device according to an embodiment of the application
  • FIG. 2 is a schematic diagram of a structure of a driving device provided by an embodiment of the application without a hub installed;
  • FIG. 3 is a schematic diagram of a three-dimensional structure from a perspective of a first mounting frame of a driving device provided by an embodiment of the application;
  • FIG. 4 is a schematic diagram of a three-dimensional structure of a first mounting frame of a driving device provided by an embodiment of the application from another perspective.
  • a driving device provided by this embodiment includes a first fixing frame 1, a second fixing frame 2, a power mechanism 3, a gear set 4 and an output shaft 5; a first fixing frame 1 It forms a "U"-shaped fixing frame with the second fixing frame 2.
  • One end of the first fixing frame 1 and one end of the second fixing frame 2 are detachably connected, and the other end of the first fixing frame 1 is close to the side of the second fixing frame 2
  • a chamber is provided, and a detachable chamber cover 7 is provided on the side of the chamber away from the second fixing frame 2.
  • the chamber includes a power mechanism chamber 11 and a gear group chamber 12, and the power mechanism 3 is arranged in the power mechanism chamber 11
  • the power mechanism 3 is a motor
  • the gear set 4 is arranged in the gear set chamber 12.
  • the gear set 4 includes a driving gear 41, a first driven gear 42 and a second driven gear 43, the driving gear 41 is arranged on the rotating shaft of the power mechanism 3.
  • the first driven gear 42 and the second driven gear 43 are respectively rotatably arranged in the gear set chamber 12 through the mounting shaft, and the first driven gear 42 meshes with the driving gear 41 ,
  • the second driven gear 43 meshes with the first driven gear 42, one end of the output shaft 5 is rigidly connected with the second driven gear 43 and rotates in the same body, and the other end of the output shaft 5 is fixed on the second fixed frame 2 through a bearing ,
  • the power mechanism 3 drives the gear set 4 to move, and the gear set 4 drives the output shaft 5 to move.
  • the hub 6 is arranged on the output shaft 5 and rotates with the output shaft 5 to drive the electric vehicle to travel.
  • an oil dipstick 121 is provided on the gear set chamber 12 to detect the amount of oil.
  • the gear set chamber 12 is formed by a gear box cover 122 sealingly arranged on a side wall of the power mechanism chamber 11 close to the second fixing frame 2.
  • the power mechanism chamber 11 is provided with heat dissipation holes for heat dissipation of the power mechanism.
  • the driving device provided in this embodiment is suitable for all types of electric bicycles currently on the market.
  • the drive device provided by the embodiment of the present application outputs the power provided by the power mechanism through the gear set and the output shaft while retaining high performance climbing.
  • the drive device has a relatively compact structure and is relatively easy to maintain.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Power Engineering (AREA)
  • Gear Transmission (AREA)
  • General Details Of Gearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

公开了一种驱动装置及包含该驱动装置的电动车，所述驱动装置包括第一固定架（1）、第二固定架（2）、动力机构（3）、齿轮组（4）和输出轴（5），所述第一固定架（1）的一端与所述第二固定架（2）的一端可拆卸连接，所述第一固定架（1）的另外一端靠近所述第二固定架（2）的一侧设置有腔室，所述腔室中设置有动力机构（3）和齿轮组（4），所述输出轴（5）的一端与所述齿轮组（4）连接，所述输出轴（5）的另外一端固定在所述第二固定架（2）上，所述动力机构（3）带动齿轮组（4）运动，所述齿轮组（4）带动输出轴（5）运动。所提供的驱动装置结构紧凑，且较容易维护。

Description

驱动装置及包含该驱动装置的电动车
交叉引用
本申请要求于2019年7月1日递交的名称为“一种驱动装置及包含该驱动装置的电动车”的第201920999843.5号中国专利申请的优先权，其通过引用被全部并入本申请中。
技术领域
本申请涉及电动自行车技术领域，具体涉及一种驱动装置及包含该驱动装置的电动车。
背景技术
电动车的驱动装置早期为轮毂式驱动装置，由于轮毂式驱动装置的爬坡性能欠佳，所以衍生出爬坡性能好的中置式驱动装置，现有的中置式驱动装置一般是通过皮带或链条带动轮毂转动，现有的驱动装置不能满足现有电动车的需求。
所以急需研究一种新型的驱动装置。
发明内容
为了解决上述的技术问题，本申请实施例提供一种新型驱动装置及包含该驱动装置的电动车。
为了实现上述目的，本申请实施例提供如下技术方案：
根据本申请实施例的第一方面，提供一种驱动装置，所述驱动装置包括第一固定架、第二固定架、动力机构、齿轮组和输出轴，所述第一固定架的一端与所述第二固定架的一端可拆卸连接，所述第一固定架的另外一端靠近所述第二固定架的一侧设置有腔室，所述腔室中设置有动力机构和齿轮组，所述输出轴的一端与所述齿轮组连接，所述输出轴的另外一端固定在所述第二固定架上，所述动力机构带动齿轮组运动，所述齿轮组带动输出轴运动。
在一个示例中，所述第一固定架和第二固定架形成“U”形固定架。
在一个示例中，所述腔室包括动力机构腔室和齿轮组腔室，所述动力机构设置在动力机构腔室内，所述齿轮组设置在所述齿轮组腔室内。
在一个示例中，所述腔室远离所述第二固定架的一侧设置可拆卸的腔室盖。
在一个示例中，所述齿轮组腔室上设置有油标尺以便检测油量。
在一个示例中，所述输出轴的另外一端通过轴承固定在所述第二固定架上。
在一个示例中，所述动力机构腔室上设有用于动力机构散热的散热孔。
在一个示例中，所述动力机构为电机。
根据本申请实施例的第二方面，提供一种电动车，所述电动车包括上述所述的驱动装置。
本申请实施例具有如下优点：
本申请实施例提供的一种驱动装置通过齿轮组和输出轴将动力机构提供的动力输出，这种驱动装置结构紧凑，且较容易维护。
附图说明
为了更清楚地说明本申请的实施方式或现有技术中的技术方案，下面将对实施方式或现有技术描述中所需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示例性的，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据提供的附图引伸获得其它的实施附图。
本说明书所绘示的结构、比例、大小等，均仅用以配合说明书所揭示的内容，以供熟悉此技术的人士了解与阅读，并非用以限定本申请可实施的限定条件，故不具技术上的实质意义，任何结构的修饰、比例关系的改变或大小的调整，在不影响本申请所能产生的功效及所能达成的目的下，均应仍落在本申请所揭示的技术内容得能涵盖的范围内。
图1为本申请实施例提供的一种驱动装置的俯视结构示意图；
图2为本申请实施例提供的一种驱动装置未安装轮毂结构示意图；
图3为本申请实施例提供的一种驱动装置的第一安装架的一视角下的立体结构示意图；
图4为本申请实施例提供的一种驱动装置的第一安装架的另一视角下的立体结构示意图。
图中：1-第一安装架；11-动力机构腔室；12-齿轮组腔室；121-油标尺；122-齿轮箱盖；2-第二固定架；3-动力机构；4-齿轮组；41-主动齿轮；42-第一从动齿轮；43-第二从动齿轮；5-输出轴；6-轮毂；7-腔室盖。
具体实施方式
以下由特定的具体实施例说明本申请的实施方式，熟悉此技术的人士可由本说明书所揭露的内容轻易地了解本申请的其他优点及功效，显然，所描述的实施例是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
本说明书中所引用的如“上”、“下”、“左”、“右”、“中间”等的用语，亦仅为便于叙述的明了，而非用以限定本申请可实施的范围，其相对关系的改变或调整，在无实质变更技术内容下，当亦视为本申请可实施的范畴。
如图1至图4所示，为本实施例提供的一种驱动装置，包括第一固 定架1、第二固定架2、动力机构3、齿轮组4和输出轴5；第一固定架1和第二固定架2形成“U”形固定架，第一固定架1的一端与第二固定架2的一端可拆卸连接，第一固定架1的另外一端靠近第二固定架2的一侧设置有腔室，腔室远离第二固定架2的一侧设置可拆卸的腔室盖7，腔室包括动力机构腔室11和齿轮组腔室12，动力机构3设置在动力机构腔室11内，在本实施例中，动力机构3为电机；齿轮组4设置在齿轮组腔室12内，齿轮组4包括主动齿轮41、第一从动齿轮42和第二从动齿轮43，主动齿轮41设置在动力机构3的转轴上，第一从动齿轮42和第二从动齿轮43分别通过安装轴可转动地设置在齿轮组腔室12内，第一从动齿轮42与主动齿轮41啮合，第二从动齿轮43与第一从动齿轮42啮合，输出轴5的一端和第二从动齿轮43刚性连接并同体转动，输出轴5的另一端通过轴承固定在第二固定架2上，动力机构3带动齿轮组4运动，齿轮组4带动输出轴5运动，轮毂6设置在输出轴5上并随输出轴5同体转动以实现驱动电动车行走。
在一个示例中，齿轮组腔室12上设置有油标尺121以便检测油量。
在一个示例中，齿轮组腔室12由齿轮箱盖122密封设置在动力机构腔室11的靠近第二固定架2的一侧壁上而形成。
在一个示例中，动力机构腔室11上设有用于动力机构散热的散热孔。
本实施例提供的一种驱动装置，适用于现有市面上所有款式的电动自行车。
本申请实施例提供的一种驱动装置在保留高性能爬坡的同时通过齿轮组和输出轴将动力机构提供的动力输出，这种驱动装置结构比较紧凑，且比较容易维护。
虽然，上文中已经用一般性说明及具体实施例对本申请作了详尽的描述，但在本申请基础上，可以对之作一些修改或改进，这对本领域技术人员而言是显而易见的。因此，在不偏离本申请精神的基础上所做的这些修改或改进，均属于本申请要求保护的范围。

Claims (9)

  1. 一种驱动装置，包括：第一固定架(1)、第二固定架(2)、动力机构(3)、齿轮组(4)和输出轴(5)，所述第一固定架(1)的一端与所述第二固定架(2)的一端可拆卸连接，所述第一固定架(1)的另外一端靠近所述第二固定架(2)的一侧设置有腔室，所述腔室中设置有动力机构(3)和齿轮组(4)，所述输出轴(5)的一端与所述齿轮组(4)连接，所述输出轴(5)的另外一端固定在所述第二固定架(2)上，所述动力机构(3)带动齿轮组(4)运动，所述齿轮组(4)带动输出轴(5)运动。
  2. 如权利要求1所述的驱动装置，其中，所述第一固定架(1)和第二固定架(2)形成“U”形固定架。
  3. 如权利要求1或2所述的驱动装置，其中，所述腔室包括动力机构腔室(11)和齿轮组腔室(12)，所述动力机构(3)设置在动力机构腔室(11)内，所述齿轮组(4)设置在所述齿轮组腔室(12)内。
  4. 如权利要求1-3中任一项所述的驱动装置，其中，所述腔室远离所述第二固定架(2)的一侧设置可拆卸的腔室盖(7)。
  5. 如权利要求3所述的驱动装置，其中，所述齿轮组腔室(12)上设置有油标尺(121)以便检测油量。
  6. 如权利要求1-5中任一项所述的驱动装置，其中，所述输出轴(5)的另外一端通过轴承固定在所述第二固定架(2)上。
  7. 如权利要求3或5所述的驱动装置，其中，所述动力机构腔室(11)上设有用于动力机构散热的散热孔。
  8. 如权利要求1至7中任一项所述的驱动装置，其中，所述动力机构(3)为电机。
  9. 一种电动车，包括权利要求1-8中任一项所述的驱动装置。
PCT/CN2019/126543 2019-07-01 2019-12-19 驱动装置及包含该驱动装置的电动车 WO2021000532A1 (zh)

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SG11202103922XA SG11202103922XA (en) 2019-07-01 2019-12-19 Driving apparatus, and electric vehicle comprising same
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