WO2021147130A1 - 一种内置控制系统的轮毂电机 - Google Patents

一种内置控制系统的轮毂电机 Download PDF

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Publication number
WO2021147130A1
WO2021147130A1 PCT/CN2020/076293 CN2020076293W WO2021147130A1 WO 2021147130 A1 WO2021147130 A1 WO 2021147130A1 CN 2020076293 W CN2020076293 W CN 2020076293W WO 2021147130 A1 WO2021147130 A1 WO 2021147130A1
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WIPO (PCT)
Prior art keywords
control system
motor
assembly
casing
built
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PCT/CN2020/076293
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English (en)
French (fr)
Inventor
倪捷
陈文胜
张芳勇
吴启皇
王宇峰
王松根
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浙江绿源电动车有限公司
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Publication of WO2021147130A1 publication Critical patent/WO2021147130A1/zh

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/0094—Structural association with other electrical or electronic devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/25—Devices for sensing temperature, or actuated thereby
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil

Definitions

  • the invention relates to a motor, in particular to a hub motor with a built-in control system.
  • the electric vehicle control system on the market is generally installed separately from the motor. Most of them choose to install in the position of the handlebar or seat. This installation method keeps the control system away from the motor, and it is difficult to realize the real-time control of the motor by the control system. , Precise control, also can not realize real-time monitoring of motor parameters.
  • Precise control also can not realize real-time monitoring of motor parameters.
  • an external circuit is required to connect the two, resulting in very complicated wiring layout and body assembly of the whole vehicle, and the controller is often accompanied by heating of the wire body during the working process, which is easy to cause a fire. Security risks.
  • some manufacturers try to install the control system inside the motor, they all install the control system on the motor shell.
  • the control system is not integrated with the core components of the motor and cannot provide precise control and monitoring. At the same time, it is installed in the motor shell. The above control system cannot be applied to in-wheel motors, so it needs to be improved.
  • the present invention provides a new in-wheel motor with a built-in control system.
  • a hub motor with a built-in control system includes a housing, a motor shaft, a stator assembly, a rotor assembly, and a motor wire assembly.
  • the housing is a hollow cavity
  • the stator assembly is located in the housing
  • the rotor assembly Connected to the casing and sleeved outside the stator assembly, the motor shaft passes through the casing, the stator assembly, and the rotor assembly, and the rotor assembly and the casing are
  • the motor shaft is a shaft center that rotates around the stator assembly.
  • the motor wire assembly passes through the motor shaft and is connected to the stator assembly. It also includes a control system that is arranged on the stator assembly. The control system is connected with the motor wire assembly.
  • the casing provides protection for components such as the stator assembly and the rotor assembly to prevent damage from external forces.
  • the motor wire assembly can provide power to the stator assembly, control system, etc., so that each component can perform its own function.
  • the control system is arranged on the stator assembly, which is closer to the core components of the motor in space, and can realize more precise control and monitoring. This structure enables the control system to be located inside the motor and makes the layout of the whole vehicle more concise. More compact.
  • the two heating components, the control system and the stator assembly, are arranged together and then concentrated heat is also helpful to improve the heat dissipation efficiency.
  • the above-mentioned in-wheel motor with a built-in control system includes a control circuit board, a signal connection circuit board, a signal sensor group, the control circuit board, the signal connection circuit board, and the signal
  • the sensor groups are all arranged on the stator assembly, the signal sensor group is connected with the signal connection circuit board, and the signal connection circuit board is connected with the control circuit board.
  • the signal sensor group includes Hall signal sensors, temperature signal sensors and other components, which can be installed on different parts of the stator assembly according to the properties and functions of different sensors.
  • the signal connection circuit board can receive the temperature signal, speed signal and other electrical signals monitored and transmitted by the signal sensor group, and then transmit the processed electrical signals to the control circuit board, and the control circuit board issues instructions based on the various signal information received.
  • the stator assembly includes a stator core and a stator support that are connected to each other, the motor shaft passes through the stator support, and the control circuit board is arranged at the On the stator support, the signal connection circuit board and the signal sensor group are respectively arranged on the stator iron core, and winding coils are wound on the stator iron core.
  • Setting the signal sensor group directly on the stator core can better monitor information such as temperature and speed, and improve the accuracy of the control system.
  • the aforementioned in-wheel motor with a built-in control system further includes an insulating coolant, and the insulating coolant is located in the casing.
  • the insulating cooling liquid in the casing is in a flowing state, and flows inside the casing as the casing rotates, and fully contacts with various heating components to exchange heat, which greatly improves the heat dissipation efficiency.
  • the above-mentioned in-wheel motor with a built-in control system further includes an oil-proof breathable valve, the oil-proof breathable valve is built-in with an oil-proof breathable membrane, the casing is provided with a through-ventilation hole, the The oil-proof breathable valve is matched with the breathable hole and seals the breathable hole.
  • the oil-proof and breathable membrane only allows gas molecules to pass through, but liquid molecules cannot pass through.
  • the oil-proof gas-permeable valve provided with the oil-proof gas-permeable membrane can ensure the air pressure balance inside and outside the casing, relieve the pressure difference caused by high temperature, prevent the splash phenomenon, and increase the safety factor of the present invention.
  • a vent pipe is provided on the motor wire assembly, and the vent pipe penetrates the motor wire assembly, and the inside of the casing is connected to the outside through the vent pipe. The air is connected.
  • the vent pipe can connect the air inside and outside the casing to ensure the balance of the air pressure inside and outside the casing, relieve the pressure difference caused by high temperature, prevent the splash phenomenon, and increase the safety factor of the present invention.
  • a drying box is provided on the motor line assembly, the drying box has a built-in desiccant, and the drying box and the vent pipe are located outside the casing Connected to one end.
  • the drying box is arranged at the end of the vent pipe located outside the casing to prevent water vapor in the outside air from entering the inside of the casing, preventing damage and prolonging the service life.
  • the rotor assembly includes a rim and a permanent magnet that are connected to each other, and the rim is connected to the casing and sleeved outside the stator assembly, so The motor shaft passes through the rim, the rim rotates around the stator assembly with the motor shaft as an axis, and the permanent magnet is located between the rim and the stator assembly.
  • stator assembly After the stator assembly is energized, it can drive the permanent magnet to drive the rim to rotate around it under the action of the magnetic field force.
  • the rim directly contacts the motor shaft and provides support for itself, which can reduce the gravity load of the casing and prolong the service life.
  • a gasket is provided at the connection between the rim and the casing, and the gasket is made of an elastic material.
  • the sealing gasket is arranged between the rim and the casing, which can improve the sealing performance of the present invention and prevent the insulating cooling liquid from seeping out.
  • the aforementioned in-wheel motor with a built-in control system further includes an oil filling plug, a through oil filling hole is provided on the casing, and the oil filling plug is matched with the oil filling hole and seals the oil filling hole.
  • the setting of the oil filling plug and the oil filling hole can facilitate the replacement and supplement of insulating coolant at any time, which is convenient for later maintenance.
  • Figure 1 is a cross-sectional view of the present invention
  • Figure 2 is a partial enlarged view of part A in Figure 1;
  • Figure 3 is a partial enlarged view of part B in Figure 1;
  • Figure 4 is a partial enlarged view of part C in Figure 1;
  • FIG. 5 is a schematic diagram of the structure of the stator assembly and the control system of the present invention.
  • a hub motor with a built-in control system includes a housing 2, a motor shaft 3, a stator assembly 7, a rotor assembly 1, a motor wire assembly 4.
  • the housing 2 is a hollow cavity, and the stator assembly 7 is located in the machine In the housing 2, the rotor assembly 1 is connected to the housing 2 and sleeved outside the stator assembly 7, and the motor shaft 3 passes through the housing 2, the stator assembly 7, and the rotor Assembly 1, the rotor assembly 1, the casing 2 rotates around the stator assembly 7 with the motor shaft 3 as the axis, and the motor wire assembly 4 passes through the motor shaft 3 and the stator assembly 7 It also includes a control system 8, the control system 8 is arranged on the stator assembly 7, and the control system 8 is connected to the motor wire assembly 4.
  • the motor wire assembly 4 When in use, the motor wire assembly 4 is powered on. When the motor needs to be started, the remote control system 8 sends a start signal, and the stator assembly 7 is energized. At this time, the rotor assembly 1 rotates with the motor shaft 3 as the axis under the action of the magnetic field force. , The housing 2 rotates together under the drive of the rotor assembly 1, and the start of the motor is completed.
  • the control system 8 monitors the data of the motor in real time. When the temperature is too high or the speed is too fast, the control system 8 issues a command to reduce the rotation speed, thereby reducing the rotation speed of the rotor assembly 1.
  • the remote control system 8 sends a stop signal, and the motor gradually stops.
  • the control system 8 includes a control circuit board 81, a signal connection circuit board 82, and a signal sensor group 83.
  • the control circuit board 81, the signal connection circuit board 82, and the signal sensor group 83 are all arranged in all places.
  • the signal sensor group 83 is connected to the signal connection circuit board 82, and the signal connection circuit board 82 is connected to the control circuit board 81.
  • the stator assembly 7 includes a stator core 71 and a stator support 72 that are connected to each other, the motor shaft 3 passes through the stator support 72, and the control circuit board 81 is arranged on the stator support 72.
  • the signal connection circuit board 82 and the signal sensor group 83 are respectively arranged on the stator core 71, and the stator core 71 is wound with winding coils.
  • an insulating cooling liquid 6 is further included, and the insulating cooling liquid 6 is located in the casing 2.
  • the oil-proof and breathable valve 21 is equipped with an oil-proof and breathable membrane 211.
  • the casing 2 is provided with a through hole 22.
  • the oil-proof and breathable valve 21 is connected to the The vent hole 22 is adapted to and seals the vent hole 22.
  • the motor wire assembly 4 is provided with a vent pipe 41, the vent pipe 41 passes through the motor wire assembly 4, and the inside of the casing 2 is communicated with the outside air through the vent pipe 41.
  • a drying box 42 is provided on the motor wire assembly 4, the drying box 42 contains a desiccant, and the drying box 42 is connected to an end of the vent pipe 41 located outside the casing 2.
  • the rotor assembly 1 includes a rim 12 and a permanent magnet 11 that are connected to each other.
  • the rim 12 is connected to the casing 2 and sleeved outside the stator assembly 7, and the motor shaft 3 passes through the The rim 12, the rim 12 rotates around the stator assembly 7 with the motor shaft 3 as an axis, and the permanent magnet 11 is located between the rim 12 and the stator assembly 7.
  • a gasket 5 is provided at the connection between the rim 12 and the casing 2, and the gasket 5 is made of elastic material.
  • an oil filling plug 23 is further included.
  • a through oil filling hole 24 is provided on the casing 2, and the oil filling plug 23 is matched with the oil filling hole 24 and seals the oil filling hole 24.
  • the motor wire assembly 4 When in use, the motor wire assembly 4 is powered on. When the motor needs to be started, the remote control circuit board 81 sends out a start signal, and the winding coil on the stator core 71 is energized. At this time, the permanent magnet 11 is wound around the stator iron under the action of the magnetic field force. The core 71 rotates with the motor shaft 3 as the axis, and at the same time drives the rim 12 and the casing 2 to rotate together, and the start of the motor is completed.
  • the insulating coolant 6 flows in the casing 2, fully contacts and exchanges heat with heating components such as the control system 8, the stator core 71, and then transfers the heat to the casing 2, and then radiates to the outside air middle.
  • the signal sensor group 83 monitors the data of the motor in real time and sends it to the signal connection circuit board 82.
  • the signal connection circuit board 82 transmits the processed data to the control circuit board 81.
  • the control circuit board 81 issues a command to reduce the rotation speed, thereby reducing the rotation speed of the permanent magnet 11, and the rotation speed of the rim 12 and the casing 2 is reduced accordingly.
  • the remote control circuit board 81 sends a stop signal, and the motor gradually stops working.
  • the temperature in the casing 2 gradually increases, and the air pressure also gradually rises.
  • the gas in the casing 2 flows to the outside of the casing 2 through the vent pipe 41 and the oil-proof and breathable valve 21.
  • the temperature inside the casing 2 gradually decreases, and the air pressure also gradually decreases.
  • the air outside the casing 2 flows into the inside of the casing 2 through the vent pipe 41 and the oil-proof breather valve 21.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

一种内置控制系统的轮毂电机，包括机壳（2）、电机轴（3）、定子组件（7）、转子组件（1）等，机壳（2）为中空腔体，定子组件（7）位于机壳（2）内，转子组件（1）与机壳（2）相连接并套设在定子组件（7）外，电机轴（3）穿过机壳（2）、定子组件（7）、转子组件（1），转子组件（1）、机壳（2）以电机轴（3）为轴心绕定子组件（7）转动，电机线组件（4）穿过电机轴（3）与定子组件（7）相连接，还包括控制系统（8），控制系统（8）设置在定子组件（7）上，控制系统（8）与电机线组件（4）相连接。将控制系统（8）设置在定子组件（7）上，空间上更加靠近电机的核心部件，可以实现更加精准的控制和监测，该结构使控制系统（8）可以位于电机的内部，使整车的线路布置更加简洁，结构更加紧凑。将控制系统和定子组件这两个发热组件设置在一起后再集中散热，也有利于提高散热效率。

Description

一种内置控制系统的轮毂电机 技术领域
本发明涉及一种电机，尤其涉及一种内置控制系统的轮毂电机。
背景技术
目前市场上的电动车控制系统一般都是采用与电机分体安装的方式，大多选择安装在车把或车座的位置，这种安装方式使控制系统远离电机，难以实现控制系统对电机的实时、精准控制，也不能实现对电动机参数的实时监测。同时由于控制系统与电机两者相互分离，需外接线路对两者进行连接，导致整车的线路布置和车体装配十分复杂，且控制器工作过程中常常伴随线体发热，容易引发火灾，存在安全隐患。目前虽然有厂家尝试将控制系统设置在电机内部，但都是将控制系统设置在电机的外壳上，控制系统没有和电机的核心部件相结合，无法提供精准的控制和监测，同时安装在电机外壳上的控制系统也无法应用于轮毂电机，故需要对此做出改进。
发明内容
本发明针对现有技术中存在的控制系统与轮毂电机只能分体设置、存在安全隐患等缺陷，提供了一种新的内置控制系统的轮毂电机。
为了解决上述技术问题，本发明通过以下技术方案实现：
一种内置控制系统的轮毂电机，包括机壳、电机轴、定子组件、转子组件、电机线组件，所述机壳为中空腔体，所述定子组件位于所述机壳内，所述转子组件与所述机壳相连接并套设在所述定子组件外，所述电机轴穿过所述机壳、所述定子组件、所述转子组件，所述转子组件、所述机壳以所述电机轴为轴心绕所述定子组件转动，所述电机线组件穿过所述电机轴与所述定子组件相连接，还包括控制系统，所述控制系统设置在所述定子组件上，所述控制系统与所述电机线组件相连接。
机壳为定子组件、转子组件等部件提供保护，使其免受外力损坏。可以通过电机线组件为定子组件、控制系统等提供电源，使各个部件可以发挥其各自的功能。本发明将控制系统设置在定子组件上，空间上更加靠近电机的核心部件，可以实现更加精准的控制和监测，该结构使控制系统可以位于电机的内部，使整车的线路布置更加简洁，结构更加紧凑。将控制系统和定子组件这两个发热组件设置在一起后再集中散热，也有利于提高散热效率。
作为优选，上述所述的一种内置控制系统的轮毂电机，所述控制系统包括控制电路板、信号连接电路板、信号传感器组，所述控制电路板、所述信号连接电路板、所述信号传感器组均设置在所述定子组件上，所述信号传感器组与所述信号连接电路板相连接，所述信号连 接电路板与所述控制电路板相连接。
信号传感器组包括霍尔信号传感器、温度信号传感器等部件，可以根据不同传感器的性质和功能，分别将其安装到定子组件的不同部位。
信号连接电路板可以接受信号传感器组监测并传送过来的温度信号、速度信号等电信号，再将处理后的电信号传输至控制电路板，控制电路板根据收到的各种信号信息发出指令。
作为优选，上述所述的一种内置控制系统的轮毂电机，所述定子组件包括相互连接的定子铁芯、定子支架，所述电机轴穿过所述定子支架，所述控制电路板设置在所述定子支架上，所述信号连接电路板、所述信号传感器组分别设置在所述定子铁芯上，所述定子铁芯上绕制有绕组线圈。
将信号传感器组直接设置在定子铁芯上，可以更好的监测到温度、转速等信息，提高控制系统精准度。
作为优选，上述所述的一种内置控制系统的轮毂电机，还包括绝缘冷却液，所述绝缘冷却液位于所述机壳内。
位于机壳内的绝缘冷却液呈流动状态，随着机壳的转动在机壳内部流动，与各个发热部件进行充分接触发生热交换，大大提高了散热效率。
作为优选，上述所述的一种内置控制系统的轮毂电机，还包括防油透气阀，所述防油透气阀内置有防油透气膜，所述机壳上设置有贯通的透气孔，所述防油透气阀与所述透气孔相适配并密封所述透气孔。
防油透气膜只允许气体分子通过，液体分子无法通过。设置有防油透气膜的防油透气阀可以保证机壳内外的气压平衡，缓解由高温引起的压力差，防止喷溅现象发生，增加本发明的安全系数。
作为优选，上述所述的一种内置控制系统的轮毂电机，所述电机线组件上设置有通气管，所述通气管贯通所述电机线组件，所述机壳内部通过所述通气管与外部空气相连通。
通气管可以连通机壳内、外的空气，保证机壳内、外的气压平衡，缓解由高温引起的压力差，防止喷溅现象发生，增加本发明的安全系数。
作为优选，上述所述的一种内置控制系统的轮毂电机，所述电机线组件上设置有干燥盒，所述干燥盒内置干燥剂，所述干燥盒与所述通气管位于所述机壳外部的一端相连接。
将干燥盒设置在通气管位于机壳外部的一端，防止外部空气中的水汽进入到机壳内部，防止损坏，延长使用寿命。
作为优选，上述所述的一种内置控制系统的轮毂电机，所述转子组件包括相互连接的轮辋、永磁体，所述轮辋与所述机壳相连接并套设在所述定子组件外，所述电机轴穿过所述 轮辋，所述轮辋以所述电机轴为轴心绕所述定子组件转动，所述永磁体位于所述轮辋与所述定子组件之间。
定子组件通电后，在磁场力的作用下可以驱动永磁体带动轮辋绕其发生转动，轮辋与电机轴直接接触并为其自身提供支撑力，可以减轻机壳的重力负荷，延长使用寿命。
作为优选，上述所述的一种内置控制系统的轮毂电机，所述轮辋与所述机壳的连接处设置有密封垫，所述密封垫为弹性材质。
在轮辋与机壳之间设置密封垫，可以提高本发明的密封性，防止绝缘冷却液渗出。
作为优选，上述所述的一种内置控制系统的轮毂电机，还包括注油塞，所述机壳上设置有贯通的注油孔，所述注油塞与所述注油孔相适配并密封所述注油孔。
注油塞与注油孔的设置可以方便随时更换与补充绝缘冷却液，方便后期维修。
附图说明
图1为本发明的剖面图；
图2为图1中A部分的局部放大图；
图3为图1中B部分的局部放大图；
图4为图1中C部分的局部放大图；
图5为本发明中定子组件与控制系统的结构示意图。
具体实施方式
下面结合附图1-5和具体实施方式对本发明作进一步详细描述，但它们不是对本发明的限制：
实施例1
一种内置控制系统的轮毂电机，包括机壳2、电机轴3、定子组件7、转子组件1、电机线组件4，所述机壳2为中空腔体，所述定子组件7位于所述机壳2内，所述转子组件1与所述机壳2相连接并套设在所述定子组件7外，所述电机轴3穿过所述机壳2、所述定子组件7、所述转子组件1，所述转子组件1、所述机壳2以所述电机轴3为轴心绕所述定子组件7转动，所述电机线组件4穿过所述电机轴3与所述定子组件7相连接，还包括控制系统8，所述控制系统8设置在所述定子组件7上，所述控制系统8与所述电机线组件4相连接。
使用时，电机线组件4接通电源，当需要启动电机时，遥控控制系统8发出启动信号，定子组件7通电，此时转子组件1在磁场力的作用下以电机轴3为轴心发生转动，机壳2在转子组件1的带动下一起发生转动，电机的启动完成。在电机运动过程中，控制系统8实时监测电机的数据，当发生温度过高或速度过快的情况时，控制系统8发出降低转速的命令，从而降低转子组件1的转动速度。当需要停止电机时，遥控控制系统8发出停止信号，电机 逐渐停止。
作为优选，所述控制系统8包括控制电路板81、信号连接电路板82、信号传感器组83，所述控制电路板81、所述信号连接电路板82、所述信号传感器组83均设置在所述定子组件7上，所述信号传感器组83与所述信号连接电路板82相连接，所述信号连接电路板82与所述控制电路板81相连接。
作为优选，所述定子组件7包括相互连接的定子铁芯71、定子支架72，所述电机轴3穿过所述定子支架72，所述控制电路板81设置在所述定子支架72上，所述信号连接电路板82、所述信号传感器组83分别设置在所述定子铁芯71上，所述定子铁芯71上绕制有绕组线圈。
作为优选，还包括绝缘冷却液6，所述绝缘冷却液6位于所述机壳2内。
作为优选，还包括防油透气阀21，所述防油透气阀21内置有防油透气膜211，所述机壳2上设置有贯通的透气孔22，所述防油透气阀21与所述透气孔22相适配并密封所述透气孔22。
作为优选，所述电机线组件4上设置有通气管41，所述通气管41贯通所述电机线组件4，所述机壳2内部通过所述通气管41与外部空气相连通。
作为优选，所述电机线组件4上设置有干燥盒42，所述干燥盒42内置干燥剂，所述干燥盒42与所述通气管41位于所述机壳2外部的一端相连接。
作为优选，所述转子组件1包括相互连接的轮辋12、永磁体11，所述轮辋12与所述机壳2相连接并套设在所述定子组件7外，所述电机轴3穿过所述轮辋12，所述轮辋12以所述电机轴3为轴心绕所述定子组件7转动，所述永磁体11位于所述轮辋12与所述定子组件7之间。
作为优选，所述轮辋12与所述机壳2的连接处设置有密封垫5，所述密封垫5为弹性材质。
作为优选，还包括注油塞23，所述机壳2上设置有贯通的注油孔24，所述注油塞23与所述注油孔24相适配并密封所述注油孔24。
使用时，电机线组件4接通电源，当需要启动电机时，遥控控制电路板81发出启动信号，定子铁芯71上的绕组线圈通电，此时永磁体11在磁场力的作用下绕定子铁芯71以电机轴3为轴心发生转动，同时带动轮辋12和机壳2一起发生转动，电机的启动完成。
在电机运动过程中，绝缘冷却液6在机壳2内流动，与控制系统8、定子铁芯71等发热部件充分接触并发生热交换，再将热量传递至机壳2，随后散发到外部空气中。同时信号传感器组83实时监测电机的数据并发送至信号连接电路板82上，信号连接电路板82再将 处理后的数据传输至控制电路板81，当发生温度过高或速度过快的情况时，控制电路板81发出降低转速的命令，从而降低永磁体11转速，轮辋12和机壳2的转速随之降低。当需要停止电机时，遥控控制电路板81发出停止信号，电机逐渐停止工作。
随着电机工作时间的增长，机壳2内的温度逐渐升高，气压也逐渐升高，机壳2内的气体通过通气管41和防油透气阀21流到机壳2的外部。当电机停止工作后，机壳2内的温度逐渐降低，气压也逐渐降低，机壳2外的气体通过通气管41和防油透气阀21流到机壳2的内部。
总之，以上所述仅为本发明的较佳实施例，凡依本发明申请专利的范围所作的均等变化与修饰，皆应属本发明的涵盖范围。

Claims (10)

  1. 一种内置控制系统的轮毂电机，包括机壳(2)、电机轴(3)、定子组件(7)、转子组件(1)、电机线组件(4)，所述机壳(2)为中空腔体，所述定子组件(7)位于所述机壳(2)内，所述转子组件(1)与所述机壳(2)相连接并套设在所述定子组件(7)外，所述电机轴(3)穿过所述机壳(2)、所述定子组件(7)、所述转子组件(1)，所述转子组件(1)、所述机壳(2)以所述电机轴(3)为轴心绕所述定子组件(7)转动，所述电机线组件(4)穿过所述电机轴(3)与所述定子组件(7)相连接，其特征在于：还包括控制系统(8)，所述控制系统(8)设置在所述定子组件(7)上，所述控制系统(8)与所述电机线组件(4)相连接。
  2. 根据权利要求1所述的一种内置控制系统的轮毂电机，其特征在于：所述控制系统(8)包括控制电路板(81)、信号连接电路板(82)、信号传感器组(83)，所述控制电路板(81)、所述信号连接电路板(82)、所述信号传感器组(83)均设置在所述定子组件(7)上，所述信号传感器组(83)与所述信号连接电路板(82)相连接，所述信号连接电路板(82)与所述控制电路板(81)相连接。
  3. 根据权利要求2所述的一种内置控制系统的轮毂电机，其特征在于：所述定子组件(7)包括相互连接的定子铁芯(71)、定子支架(72)，所述电机轴(3)穿过所述定子支架(72)，所述控制电路板(81)设置在所述定子支架(72)上，所述信号连接电路板(82)、所述信号传感器组(83)分别设置在所述定子铁芯(71)上，所述定子铁芯(71)上绕制有绕组线圈。
  4. 根据权利要求1所述的一种内置控制系统的轮毂电机，其特征在于：还包括绝缘冷却液(6)，所述绝缘冷却液(6)位于所述机壳(2)内。
  5. 根据权利要求4所述的一种内置控制系统的轮毂电机，其特征在于：还包括防油透气阀(21)，所述防油透气阀(21)内置有防油透气膜(211)，所述机壳(2)上设置有贯通的透气孔(22)，所述防油透气阀(21)与所述透气孔(22)相适配并密封所述透气孔(22)。
  6. 根据权利要求4所述的一种内置控制系统的轮毂电机，其特征在于：所述电机线组件(4)上设置有通气管(41)，所述通气管(41)贯通所述电机线组件(4)，所述机壳(2)内部通过所述通气管(41)与外部空气相连通。
  7. 根据权利要求6所述的一种内置控制系统的轮毂电机，其特征在于：所述电机线组件(4)上设置有干燥盒(42)，所述干燥盒(42)内置干燥剂，所述干燥盒(42)与所述通气管(41)位于所述机壳(2)外部的一端相连接。
  8. 根据权利要求1所述的一种内置控制系统的轮毂电机，其特征在于：所述转子组件(1)包括相互连接的轮辋(12)、永磁体(11)，所述轮辋(12)与所述机壳(2)相连接并套设在所述定子组件(7)外，所述电机轴(3)穿过所述轮辋(12)，所述轮辋(12)以所述电机轴(3)为轴心绕所述定子组件(7)转动，所述永磁体(11)位于所述轮辋(12)与所述定子 组件(7)之间。
  9. 根据权利要求8所述的一种内置控制系统的轮毂电机，其特征在于：所述轮辋(12)与所述机壳(2)的连接处设置有密封垫(5)，所述密封垫(5)为弹性材质。
  10. 根据权利要求1所述的一种内置控制系统的轮毂电机，其特征在于：还包括注油塞(23)，所述机壳(2)上设置有贯通的注油孔(24)，所述注油塞(23)与所述注油孔(24)相适配并密封所述注油孔(24)。
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