WO2023130597A1 - 一种轮毂电机 - Google Patents

一种轮毂电机 Download PDF

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Publication number
WO2023130597A1
WO2023130597A1 PCT/CN2022/085448 CN2022085448W WO2023130597A1 WO 2023130597 A1 WO2023130597 A1 WO 2023130597A1 CN 2022085448 W CN2022085448 W CN 2022085448W WO 2023130597 A1 WO2023130597 A1 WO 2023130597A1
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WO
WIPO (PCT)
Prior art keywords
gear
stage
motor
cover
hub
Prior art date
Application number
PCT/CN2022/085448
Other languages
English (en)
French (fr)
Inventor
徐达君
朱武军
Original Assignee
滁州市贝蒂玛童车股份有限公司
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 滁州市贝蒂玛童车股份有限公司 filed Critical 滁州市贝蒂玛童车股份有限公司
Priority to US18/274,378 priority Critical patent/US20240083239A1/en
Publication of WO2023130597A1 publication Critical patent/WO2023130597A1/zh

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • 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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • 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
    • B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/09—Machines characterised by the presence of elements which are subject to variation, e.g. adjustable bearings, reconfigurable windings, variable pitch ventilators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Definitions

  • the utility model relates to a hub motor, which belongs to the field of electric baby carriage accessories.
  • the wheel hub is the rotating part of the wheel core connected by the inner profile wheel steel of the tire through the column.
  • the hub motor is a motor system designed by integrating the vehicle's power system and transmission system. Among the existing hub motors on the market, the motor is installed in the same The coaxial position of the wheel axle.
  • the coaxial arrangement of the motor and the wheel shaft tends to reduce the strength of the wheel shaft, and it is inconvenient to reasonably arrange the positions of the accessories.
  • the utility model provides a hub motor, which can be installed at a position deviated from the axis of the wheel shaft.
  • a wheel hub motor including a hub
  • the hub includes an inner cover and an outer cover
  • the axial position of the inner cover and the outer cover is pierced with a wheel shaft
  • one end of the wheel shaft is fixed to the inner cover
  • the other end is located in the wheel shaft hole of the outer cover
  • the inner cover is fixed on the car body
  • the outer cover can rotate around the wheel shaft
  • the motor is fixed on the left cover
  • the motor shaft extends into the hub
  • the motor shaft A motor gear is fixed on the hub, and a gear transmission mechanism is arranged inside the hub, and the motor gear drives the outer cover to rotate through the gear transmission mechanism, and the motor is fixed at a position deviated from the axis of the wheel shaft.
  • This kind of setting uses the gear transmission mechanism to drive the outer cover to rotate, which is convenient for fixing the motor at a position deviated from the axis of the wheel shaft.
  • the diameter of the motor gear can be adjusted according to requirements, and the positions of various accessories can be arranged reasonably.
  • the utility model is further provided that the motor is fixed on the left side cover through the motor fixing sleeve, and the motor fixing sleeve is a housing adapted to the shape of the motor; the setting of the motor fixing sleeve is convenient for installing the motor.
  • the gear transmission mechanism includes a secondary gear meshed with the motor gear, the secondary gear includes a secondary large gear and a secondary small gear coaxially arranged, the secondary gear sleeve Set on the wheel shaft, a bearing is installed between the secondary gear and the wheel shaft, and the secondary large gear meshes with the motor gear; the motor gear is meshed with the secondary large gear to rotate the high-speed and low-torque motor to convert it into a low-speed high-speed motor. torque rotation.
  • the gear transmission mechanism also includes a third-stage gear meshed with the second-stage pinion, the third-stage gear includes a third-stage large gear and a third-stage small gear, and the third-stage large gear is connected to the third-stage large gear.
  • the secondary pinion meshes; with this setup the high speed, low torque motor turns into low speed, high torque rotation.
  • the utility model is further configured as follows: a three-stage gear support frame is fixedly installed on the left side cover, a three-stage gear gland is arranged on the three-stage gear support frame, and the three-stage gear support frame is a groove with an opening upward.
  • a three-stage gear support frame is fixedly installed on the left side cover, a three-stage gear gland is arranged on the three-stage gear support frame, and the three-stage gear support frame is a groove with an opening upward.
  • the outer wall of the three-stage gear support frame is stepped, the three-stage gear shaft is fixed on the three-stage gear gland, and the three-stage gear is installed on the three-stage gear shaft for rotation; the three-stage gear support frame And the setting of the three-stage gear gland is convenient for installing the three-stage gear.
  • the utility model is further configured that there are three three-stage gears, and the three three-stage gears are evenly distributed around the wheel shaft.
  • the utility model is further provided that the third-stage gear cover is fixed on the third-stage gear support frame by screws, and the third-stage gear support frame is provided with a third-stage gear shaft installation hole.
  • the gear transmission mechanism also includes a fourth-stage gear
  • the fourth-stage gear includes a fourth-stage meshing gear that meshes with the third-stage pinion and a plum blossom gear that is coaxial with the fourth-stage meshing gear.
  • the four-stage gear is rotatably mounted on the wheel shaft, and a bearing is provided between the four-stage gear and the wheel shaft.
  • the right side cover is provided with a plum blossom groove matching with the plum blossom gear; the setting of the plum blossom groove can make the right side cover and the plum blossom
  • the gears are linked, so that the transmission mechanism drives the right side cover to rotate.
  • the utility model is further set as, the outer bearing is sleeved on the side wall of the three-stage gear support frame, the three-stage gear support frame is composed of a plurality of rings with different diameters, and the outer surface of the connected rings with different diameters It is stepped, and the side of the ring with a smaller diameter forms the outer bearing mounting surface, the lower end surface of the outer bearing is against the step, and the inner side of the right side cover is against the outer bearing; the setting of the outer bearing can reduce the time when the right side cover rotates. resistance.
  • the utility model is further set as, the edge position of the left side cover is provided with an annular protrusion facing the right side cover, the right side cover is provided with an annular groove matching with the annular protrusion, and the side surface of the right side cover Fixed with tires.
  • the gear transmission mechanism is used to drive the outer cover to rotate, so that the motor can be fixed at a position deviated from the axis of the wheel shaft, the diameter of the motor gear can be adjusted according to the demand, and the position of each accessory can be arranged reasonably.
  • Fig. 1 is the structural representation of the utility model hub motor
  • Fig. 2 is the exploded view of the hub motor of the present invention
  • Fig. 3 is the explosion diagram of the hub motor of the present invention.
  • Fig. 4 is a sectional view of the hub motor of the present invention.
  • An in-wheel motor comprising a hub 1, the hub 1 includes an inner cover and an outer cover, the axis position of the inner cover and the outer cover is pierced with a wheel shaft 3, one end of the wheel shaft 3 is fixed to the inner cover, and the other end is located in the wheel shaft 3 hole of the outer cover
  • the inner and inner covers are fixed on the vehicle body, and the outer cover can rotate around the axle 3; preferably, the aforementioned axle 3 and the inner cover are fixed together by encapsulation.
  • motor 2 Also comprises motor 2, and motor 2 is fixed on the left side cover 11 by motor fixing sleeve 23, and motor shaft 21 stretches into the wheel hub inside, and motor gear 22 is fixed on motor shaft 21;
  • the motor fixing sleeve 23 is fixed on the left side cover 11 by screws; preferably, the motor gear 22 and the motor shaft 21 are interference fit.
  • the wheel hub 1 is provided with a secondary gear 4 meshing with the motor gear 22.
  • the secondary gear 4 includes a secondary large gear 41 and a secondary small gear 42 coaxially arranged.
  • the secondary gear 4 is sleeved on the wheel shaft 3.
  • a bearing is installed between the gear 4 and the wheel shaft 3, and the above-mentioned two-stage large gear 41 cooperates with the motor gear 22.
  • three-stage gear 5 comprises three-stage bull gear 51 and three-stage pinion 52, three-stage bull gear 51 meshes with two-stage pinion 42, and three-stage gear is fixedly installed on the left side cover 11.
  • Stage gear support frame 53, three-stage gear support frame 53 is provided with three-stage gear gland 54, and above-mentioned three-stage gear support frame 53 is the groove shape of opening upward, and the outer side wall of three-stage gear support frame 53 is stepped, and three-stage gear support frame 53
  • the stage gear gland 54 is fixed on the three-stage gear support frame 53 by screws
  • the three-stage gear shaft 55 is fixed on the three-stage gear gland 54
  • the three-stage gear 5 is installed on the three-stage gear shaft 55 in rotation
  • the above-mentioned three-stage gear 5 is provided with three, and three three-stage gears 5 are evenly distributed around the wheel shaft 3.
  • the above-mentioned three-stage gear shaft 55 and the three-stage gear cover 54 adopt a rubber encapsulation process
  • the above-mentioned three-stage gear support frame 53 is provided with There are three stages of gear rotating shaft 55 mounting holes.
  • above-mentioned four-stage gear 6 comprises the four-stage meshing gear 61 that meshes with the three-stage pinion 52 and the plum blossom gear 62 that is coaxial with the four-stage meshing gear 61, and above-mentioned four-stage gear 6 rotates Installed on the wheel shaft 3, a bearing is provided between the fourth-stage gear 6 and the wheel shaft 3, and the right side cover 12 is provided with a plum blossom groove cooperating with the plum blossom gear 62.
  • the outer bearing 13 is sleeved on the side wall of the above-mentioned three-stage gear support frame 53.
  • the above-mentioned three-stage gear support frame 53 is composed of a plurality of rings with different diameters.
  • the side of the small ring forms the outer bearing mounting surface 56, the lower end surface of the outer bearing 13 abuts on the step, the inner side of the above-mentioned right side cover 12 abuts on the outer bearing 13, and the edge position of the left side cover 11 is provided with a 12 ring-shaped projections, the right side cover 12 is provided with an annular groove cooperating with the ring-shaped projections, and tires 121 are fixed on the side of the above-mentioned right side cover 12 .
  • the motor shaft 21 rotates to drive the motor gear 22 fixed on the motor shaft 21 to rotate, and the motor gear 22 meshes with the secondary large gear 41, so that the secondary gear 4 rotates as a whole, and the secondary small gear 42 and the tertiary large gear 51 meshes, thereby driving the third-stage gear 5 to rotate as a whole, the third-stage pinion 52 meshes with the fourth-stage meshing gear 61, thereby driving the fourth-stage gear 6 to rotate as a whole, and then the plum blossom gear 62 is rotated, and the right side cover 12 is provided with a plum blossom Gear 62 cooperates with the plum blossom groove, and the rotation of the plum blossom gear 62 can drive the right side cover 12 to rotate; this application sets a multi-stage gear transmission, and the motor with a higher rotating speed is decelerated by a multi-stage reduction gear to realize the driving of the electric stroller wheel at a low speed and a large torque. Purpose.
  • the application is used on an electric baby carriage and has industrial applicability.

Abstract

本实用新型公开了一种轮毂电机，包括轮毂，所述轮毂包括内侧盖和外侧盖，内侧盖和外侧盖轴线位置穿射有轮轴，轮轴一端与内侧盖固定，另一端位于外侧盖的轮轴孔内，内侧盖固定在车体上，外侧盖可绕轮轴转动，还包括电机，所述电机固定在左侧盖上，电机轴伸入到轮毂内部，电机轴上固定有电机齿轮，所述轮毂内设有齿轮传动机构，所述电机齿轮通过齿轮传动机构带动外侧盖转动，所述电机固定在偏离所述轮轴轴线的位置；此种设置利用齿轮传动机构带动外侧盖转动，便于将电机固定在偏离所述轮轴轴线的位置，可根据需求调整电机齿轮的直径，合理安排各配件的位置。

Description

一种轮毂电机 技术领域
本实用新型涉及一种轮毂电机，属于电动童车配件领域。
 背景技术
轮毂是轮胎内廓轮钢通过立柱连接的轮芯旋转部分，轮毂电机是将车子的动力系统、传动系统集成到一起而设计出来的电机系统，市场上现有的轮毂电机中，电机安装在与轮轴同轴的位置。
 技术问题
电机与轮轴同轴的装方式容易使轮轴的强度降低，且不方便合理安排各配件的位置。
 技术解决方案
针对现有技术的不足，本实用新型提供了一种轮毂电机，可以安装在偏离轮轴轴线的位置。
为实现上述目的，本实用新型提供了如下技术方案：一种轮毂电机，包括轮毂，所述轮毂包括内侧盖和外侧盖，内侧盖和外侧盖轴线位置穿射有轮轴，轮轴一端与内侧盖固定，另一端位于外侧盖的轮轴孔内，内侧盖固定在车体上，外侧盖可绕轮轴转动，还包括电机，所述电机固定在左侧盖上，电机轴伸入到轮毂内部，电机轴上固定有电机齿轮，所述轮毂内设有齿轮传动机构，所述电机齿轮通过齿轮传动机构带动外侧盖转动，所述电机固定在偏离所述轮轴轴线的位置。
此种设置利用齿轮传动机构带动外侧盖转动，便于将电机固定在偏离所述轮轴轴线的位置，可根据需求调整电机齿轮的直径，合理安排各配件的位置。
本实用新型进一步设置为，所述电机通过电机固定套固定在左侧盖上，所述电机固定套为与电机形状相适应的壳体；电机固定套的设置便于安装电机。
本实用新型进一步设置为，所述齿轮传动机构包括与所述电机齿轮啮合的二级齿轮，所述二级齿轮包括同轴设置的二级大齿轮和二级小齿轮，所述二级齿轮套设在轮轴上，所述二级齿轮与轮轴之间安装有轴承，所述二级大齿轮与电机齿轮啮合；采用电机齿轮与二级大齿轮啮合使高速低扭矩的电机转动，转换为低速高扭矩的转动。
本实用新型进一步设置为，所述齿轮传动机构还包括与所述二级小齿轮啮合的三级齿轮，所述三级齿轮包括三级大齿轮和三级小齿轮，三级大齿轮与所述二级小齿轮啮合；采用此种设置使高速低扭矩的电机转动，转换为低速高扭矩的转动。
本实用新型进一步设置为，所述左侧盖上固定安装有三级齿轮支撑架，所述三级齿轮支撑架上设有三级齿轮压盖，所述三级齿轮支撑架呈开口向上的槽型，所述三级齿轮支撑架的外侧壁呈台阶状，所述三级齿轮压盖上固定有三级齿轮转轴，所述三级齿轮转动安装在三级齿轮转轴上；三级齿轮支撑架和三级齿轮压盖的设置便于安装三级齿轮。
本实用新型进一步设置为，所述三级齿轮设置有三个，三个所述三级齿轮以轮轴为中心均匀分布。
本实用新型进一步设置为，所述三级齿轮压盖通过螺钉固定在三级齿轮支撑架上，所述三级齿轮支撑架上设有三级齿轮转轴安装孔。
本实用新型进一步设置为，所述齿轮传动机构还包括四级齿轮，所述四级齿轮包括与所述三级小齿轮啮合的四级啮合齿轮和与四级啮合齿轮同轴的梅花齿轮，所述四级齿轮转动安装在轮轴上，所述四级齿轮和轮轴之间设有轴承，所述右侧盖上设有与梅花齿轮配合的梅花槽；梅花槽的设置可使右侧盖与梅花齿轮联动，从而是传动机构带动右侧盖转动。
本实用新型进一步设置为，所述三级齿轮支撑架侧壁上套设有外轴承，所述三级齿轮支撑架为多个直径不同的圆环组成，直径不同的圆环连接后的外表面呈台阶状，直径较小的圆环侧面形成外轴承安装面，外轴承下端面抵靠在台阶上，所述右侧盖内侧抵靠在外轴承上；外轴承的设置可减少右侧盖转动时的阻力。
本实用新型进一步设置为，所述左侧盖边缘位置设有朝向右侧盖的环状凸起，所述右侧盖上设有与环状凸起配合的环形槽，所述右侧盖侧面固定有轮胎。
 有益效果
本申请利用齿轮传动机构带动外侧盖转动，便于将电机固定在偏离所述轮轴轴线的位置，可根据需求调整电机齿轮的直径，合理安排各配件的位置。
 附图说明
图1为本实用新型轮毂电机的结构示意图；
图2为本实用新型轮毂电机的爆炸图；
图3为本实用新型轮毂电机的爆炸图；
图4为本实用新型轮毂电机的剖视图。
图中：1、轮毂；11、左侧盖；12、右侧盖；121、轮胎；13、外轴承；2、电机；21、电机轴；22、电机齿轮；23、电机固定套；3、轮轴；4、二级齿轮；41、二级大齿轮；42、二级小齿轮；5、三级齿轮；51、三级大齿轮；52、三级小齿轮；53、三级齿轮支撑架；54、三级齿轮压盖；55、三级齿轮转轴；56、外轴承安装面；6、四级齿轮；61、四级啮合齿轮；62、梅花齿轮。
 本发明的实施方式
下面结合附图1至4对本实用新型一种轮毂电机的实施例进一步说明。
一种轮毂电机，包括轮毂1，所述轮毂1包括内侧盖和外侧盖，内侧盖和外侧盖轴线位置穿射有轮轴3，轮轴3一端与内侧盖固定，另一端位于外侧盖的轮轴3孔内，内侧盖固定在车体上，外侧盖可绕轮轴3转动；优选，上述轮轴3与内侧盖采用包胶工艺固定在一起。
还包括电机2，电机2通过电机固定套23固定在左侧盖11上，电机轴21伸入到轮毂内部，电机轴21上固定有电机齿轮22；上述电机固定套23为与电机2形状相适应的壳体，电机固定套23通过螺钉固定在左侧盖11上；作为优选，上述电机齿轮22与电机轴21之间过盈配合。
轮毂1内设有与电机齿轮22啮合的二级齿轮4，二级齿轮4包括同轴设置的二级大齿轮41和二级小齿轮42，二级齿轮4套设在轮轴3上，二级齿轮4与轮轴3之间安装有轴承，上述二级大齿轮41与电机齿轮22配合。
轮毂1内还设有三级齿轮5，三级齿轮5包括三级大齿轮51和三级小齿轮52，三级大齿轮51与二级小齿轮42啮合，左侧盖11上固定安装有三级齿轮支撑架53，三级齿轮支撑架53上设有三级齿轮压盖54，上述三级齿轮支撑架53呈开口向上的槽型，三级齿轮支撑架53的外侧壁呈台阶状，三级齿轮压盖54通过螺钉固定在三级齿轮支撑架53上，三级齿轮压盖54上固定有三级齿轮转轴55，三级齿轮5转动安装在三级齿轮转轴55上，上述三级齿轮5设置有三个，三个三级齿轮5以轮轴3为中心均匀分布，优选，上述三级齿轮转轴55与三级齿轮压盖54之间采用包胶工艺，上述三级齿轮支撑架53上设有三级齿轮转轴55安装孔。
轮毂1内还设有四级齿轮6，上述四级齿轮6包括与三级小齿轮52啮合的四级啮合齿轮61和与四级啮合齿轮61同轴的梅花齿轮62，上述四级齿轮6转动安装在轮轴3上，四级齿轮6和轮轴3之间设有轴承，上述右侧盖12上设有与梅花齿轮62配合的梅花槽。
上述三级齿轮支撑架53侧壁上套设有外轴承13，上述三级齿轮支撑架53为多个直径不同的圆环组成，直径不同的圆环连接后的外表面呈台阶状，直径较小的圆环侧面形成外轴承安装面56，外轴承13下端面抵靠在台阶上，上述右侧盖12内侧抵靠在外轴承13上，所述左侧盖11边缘位置设有朝向右侧盖12的环状凸起，右侧盖12上设有与环状凸起配合的环形槽，上述右侧盖12侧面固定有轮胎121。
上述右侧盖12和左侧盖11上向内延伸设有抵靠在轮轴3上的支撑部。
实用时，电机轴21转动带动固定在电机轴21上的电机齿轮22转动，电机齿轮22与二级大齿轮41啮合，从而使二级齿轮4整体转动，二级小齿轮42与三级大齿轮51啮合，从而带动三级齿轮5整体转动，三级小齿轮52与四级啮合齿轮61啮合，从而带动四级齿轮6整体转动，进而使梅花齿轮62转动，右侧盖12上设有与梅花齿轮62配合的梅花槽，梅花齿轮62转动可带动右侧盖12转动；本申请设置多级齿轮传动，将转速较高的电机通过多级减速齿轮减速，实现电动童车车轮低速较大扭矩驱动的目的。
以上所述仅是本实用新型的优选实施方式，本实用新型的保护范围并不仅局限于上述实施例，凡属于本实用新型思路下的技术方案均属于本实用新型的保护范围。应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型原理前提下的若干改进和润饰，这些改进和润饰也应视为本实用新型的保护范围。
 工业实用性
本申请用于电动童车上，具有工业实用性。

Claims (10)

  1. 一种轮毂电机，包括轮毂（1），其特征在于，所述轮毂（1）包括内侧盖和外侧盖，内侧盖和外侧盖轴线位置穿射有轮轴（3），轮轴（3）一端与内侧盖固定，另一端位于外侧盖的轮轴（3）孔内，内侧盖固定在车体上，外侧盖可绕轮轴（3）转动，还包括电机（2），所述电机（2）固定在左侧盖（11）上，电机轴（21）伸入到轮毂内部，电机轴（21）上固定有电机齿轮（22），所述轮毂内设有齿轮传动机构，所述电机齿轮（22）通过齿轮传动机构带动外侧盖转动，所述电机（2）固定在偏离所述轮轴（3）轴线的位置。
  2. 根据权利要求1所述的轮毂电机，其特征在于，所述电机（2）通过电机固定套（23）固定在左侧盖（11）上，所述电机固定套（23）为与电机（2）形状相适应的壳体。
  3. 根据权利要求1所述的轮毂电机，其特征在于，所述齿轮传动机构包括与所述电机齿轮（22）啮合的二级齿轮（4），所述二级齿轮（4）包括同轴设置的二级大齿轮（41）和二级小齿轮（42），所述二级齿轮（4）套设在轮轴（3）上，所述二级齿轮（4）与轮轴（3）之间安装有轴承，所述二级大齿轮（41）与电机齿轮（22）啮合。
  4. 根据权利要求3所述的轮毂电机，其特征在于，所述齿轮传动机构还包括与所述二级小齿轮（42）啮合的三级齿轮（5），所述三级齿轮（5）包括三级大齿轮（51）和三级小齿轮（52），三级大齿轮（51）与所述二级小齿轮（42）啮合。
  5. 根据权利要求4所述的轮毂电机，其特征在于，所述左侧盖（11）上固定安装有三级齿轮支撑架（53），所述三级齿轮支撑架（53）上设有三级齿轮压盖（54），所述三级齿轮支撑架（53）呈开口向上的槽型，所述三级齿轮支撑架（53）的外侧壁呈台阶状，所述三级齿轮压盖（54）上固定有三级齿轮转轴（55），所述三级齿轮（5）转动安装在三级齿轮转轴（55）上。
  6. 根据权利要求5所述的轮毂电机，其特征在于，所述三级齿轮（5）设置有三个，三个所述三级齿轮（5）以轮轴（3）为中心均匀分布。
  7. 根据权利要求6所述的轮毂电机，其特征在于，所述三级齿轮压盖（54）通过螺钉固定在三级齿轮支撑架（53）上，所述三级齿轮支撑架（53）上设有三级齿轮转轴（55）安装孔。
  8. 根据权利要求7所述的轮毂电机，其特征在于，所述齿轮传动机构还包括四级齿轮（6），所述四级齿轮（6）包括与所述三级小齿轮（52）啮合的四级啮合齿轮（61）和与四级啮合齿轮（61）同轴的梅花齿轮（62），所述四级齿轮（6）转动安装在轮轴（3）上，所述四级齿轮（6）和轮轴（3）之间设有轴承，所述右侧盖（12）上设有与梅花齿轮（62）配合的梅花槽。
  9. 根据权利要求8所述的轮毂电机，其特征在于，所述三级齿轮支撑架（53）侧壁上套设有外轴承安装面（56），所述三级齿轮支撑架（53）为多个直径不同的圆环组成，直径不同的圆环连接后的外表面呈台阶状，直径较小的圆环侧面形成外轴承安装面（56）安装面，外轴承安装面（56）下端面抵靠在台阶上，所述右侧盖（12）内侧抵靠在外轴承安装面（56）上。
  10. 根据权利要求9所述的轮毂电机，其特征在于，所述左侧盖（11）边缘位置设有朝向右侧盖（12）的环状凸起，所述右侧盖（12）上设有与环状凸起配合的环形槽，所述右侧盖（12）侧面固定有轮胎（121）。
PCT/CN2022/085448 2022-01-06 2022-04-07 一种轮毂电机 WO2023130597A1 (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201660099U (zh) * 2009-11-23 2010-12-01 蔡旭阳 换档电动轮毂
CN201678014U (zh) * 2010-03-22 2010-12-22 黄艳 电动自行车用超静音中置动力装置
KR20140132619A (ko) * 2013-05-08 2014-11-18 현대위아 주식회사 전기 자동차용 인휠 모터가 설치된 휠 어셈블리 장치
CN109476228A (zh) * 2016-08-01 2019-03-15 Ntn株式会社 轮内电动机驱动装置、以及轮内电动机驱动装置与车轮的连接结构
CN111376708A (zh) * 2020-03-30 2020-07-07 中国第一汽车股份有限公司 一种轮毂电机及电动汽车

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201660099U (zh) * 2009-11-23 2010-12-01 蔡旭阳 换档电动轮毂
CN201678014U (zh) * 2010-03-22 2010-12-22 黄艳 电动自行车用超静音中置动力装置
KR20140132619A (ko) * 2013-05-08 2014-11-18 현대위아 주식회사 전기 자동차용 인휠 모터가 설치된 휠 어셈블리 장치
CN109476228A (zh) * 2016-08-01 2019-03-15 Ntn株式会社 轮内电动机驱动装置、以及轮内电动机驱动装置与车轮的连接结构
CN111376708A (zh) * 2020-03-30 2020-07-07 中国第一汽车股份有限公司 一种轮毂电机及电动汽车

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