CN112172986A - Vehicle control unit and two-wheeled electric vehicle using same - Google Patents
Vehicle control unit and two-wheeled electric vehicle using same Download PDFInfo
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- CN112172986A CN112172986A CN201910583686.4A CN201910583686A CN112172986A CN 112172986 A CN112172986 A CN 112172986A CN 201910583686 A CN201910583686 A CN 201910583686A CN 112172986 A CN112172986 A CN 112172986A
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- control unit
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- communication module
- vehicle control
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- 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
- B62J99/00—Subject matter not provided for in other groups of this subclass
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention provides a vehicle control unit and a two-wheeled electric vehicle using the same, which are used for the two-wheeled electric vehicle, and the vehicle control unit comprises: the micro control unit is respectively connected with the acquisition module, the power management module, the wireless communication module, the output module and the vehicle bus communication module through interfaces; the microcontroller is connected with a vehicle bus through the vehicle bus communication module interface; the acquisition module is used for receiving a vehicle body signal and transmitting the vehicle body signal to the micro control unit; the power supply management module is connected with an external power supply through a power supply interface; the wireless communication module is connected with the antenna through the antenna interface; the micro control unit, the acquisition module, the power management module, the wireless communication module, the output module and the vehicle bus communication module interface are arranged on the same circuit board. The invention simplifies the vehicle control system, simplifies the complexity of the control system, and reduces the system cost and the risk of failure of the whole vehicle system.
Description
Technical Field
The invention belongs to the technical field of vehicle control, relates to a controller, and particularly relates to a vehicle controller and a two-wheeled electric vehicle using the same.
Background
Two-wheeled electric vehicles, such as electric motorcycles or electric bicycles, provide assistance to riders through electric drive, and the market for electric bicycles is in a strongly growing stage.
The existing two-wheeled electric vehicle is internally provided with a vehicle control system, the vehicle control system comprises a vehicle body controller and a vehicle communication device, the vehicle body controller and the vehicle communication device are arranged independently, and the vehicle body controller and the vehicle communication device (TBOX) which are arranged independently are still arranged independently due to the fact that the two-wheeled electric vehicle does not have more complex control units, so that the complexity of the vehicle control system is increased.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a vehicle control unit and a two-wheeled electric vehicle using the same, which are used to solve the problem of complicated vehicle control system in the prior art.
In order to achieve the above and other related objects, the present invention provides a vehicle control unit for a two-wheeled electric vehicle, the vehicle control unit comprising:
the micro control unit is connected with the acquisition module, the power management module, the wireless communication module, the output module and the vehicle bus communication module through interfaces respectively; the microcontroller is connected with a vehicle bus through the vehicle bus communication module interface;
the acquisition module is used for receiving a vehicle body signal and transmitting the vehicle body signal to the micro control unit;
the power supply management module is connected with an external power supply through a power supply interface;
the wireless communication module is connected with the antenna through the antenna interface.
In an embodiment of the present invention, the mcu is an MPC5644 chip.
In an embodiment of the present invention, the wireless communication module includes a mobile communication module and a positioning module.
In an embodiment of the present invention, the positioning module is a gps module.
In an embodiment of the present invention, the mobile communication module is a gsm module.
In an embodiment of the invention, the wireless communication module further includes a bluetooth communication module, and the bluetooth communication module is connected to the micro control unit.
In an embodiment of the invention, the vehicle control unit further includes a sound effect module, the sound effect module is connected with the micro control unit, and a signal output end of the sound effect module is connected with the speaker through the amplifier.
In an embodiment of the invention, the power management module selects TLE8366ev50 power chips.
In an embodiment of the present invention, the vehicle control unit further includes a tire pressure detection system module, the tire pressure detection system module is connected to the micro control unit, and the tire pressure detection system module is connected to the micro control unit.
The invention also provides a two-wheeled electric vehicle which comprises the whole vehicle controller.
As mentioned above, the vehicle control unit and the two-wheeled electric vehicle using the same simplify a vehicle control system, control the complexity of the system, and only one set of shell is needed, so that an internal circuit is simplified, and the system cost and the risk of failure of the vehicle system are reduced.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle control system according to the prior art according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an improved vehicle control system according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of the vehicle control unit according to the embodiment of the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1, a two-wheeled electric vehicle, such as an electric motorcycle or an electric bicycle, a vehicle control system of the two-wheeled electric vehicle includes a body controller 11 (BCM) for monitoring and controlling functions related to a vehicle body, the signal input end of the vehicle body controller 11 is connected with the detection device 10 of the vehicle body, the detection device 10 can comprise various vehicle body sensors, for collecting information such as handle key signals, emergency switch signals, wheel speed signals and/or kickstand switch signals, meanwhile, a signal output end of the body controller 11 is connected to an actuator 12 of the two-wheeled electric vehicle, and the actuator 12 is, for example, an engine Electronic Control Unit (ECU), a Battery Management System (BMS), a Human Machine Interface (HMI), and/or a wheel speed sensor, a water pump, a windshield, and a lamp; the vehicle control system of the two-wheeled electric vehicle further comprises a vehicle-mounted communication device 13(TBOX device), and the two-wheeled electric vehicle can communicate with a TSP (Telematics Service Provider)/handheld terminal 15 through the vehicle-mounted communication device 13, so that information of the two-wheeled electric vehicle can be remotely displayed and controlled. The body controller 11 and the vehicle-mounted communication device 13 in the two-wheeled electric vehicle are mutually independent modules.
The invention provides a vehicle control unit which is applied to a two-wheeled electric vehicle and integrates a vehicle body controller 11 and a vehicle-mounted communication device 13, and the vehicle control unit can realize all functions of the vehicle body controller 11 and the vehicle-mounted communication device 13, so that a vehicle control system is simplified, the cost of the two-wheeled electric vehicle and the complexity of the control system are reduced, only one set of shell is needed, an internal circuit is simplified, and the system cost and the risk of failure of the whole vehicle system are reduced.
As shown in fig. 2, a vehicle control system of the present embodiment using the vehicle control unit 20 is shown, in which a signal input end of the vehicle control unit 20 of the two-wheeled electric vehicle is connected to various vehicle body sensors or switches installed on a vehicle body, such as a handle key, an emergency switch, a wheel speed sensor, and a kickstand switch, for acquiring various vehicle body signals, such as a handle key signal, an emergency switch signal, a wheel speed signal, and/or a kickstand switch signal; the signal output end of the vehicle Control Unit 20 is connected to an actuator 12 of the two-wheeled electric vehicle, such as an engine Electronic Control Unit (ECU), a Battery Management System (BMS), a Human Machine Interface (HMI), and/or a wheel speed sensor, a water pump, a windshield, and a lamp. At the same time, the vehicle control unit 20 is also connected to a TSP backend system 14/hand-held terminal 15, wherein the TSP backend system 14 is, for example, a company that provides telecommunication and information services for motor vehicles, for example, it provides traffic information for two-wheeled electric vehicles or can perform remote diagnostics in the event of technical faults at the vehicle.
As shown in fig. 3, a vehicle Controller 20 of the two-wheeled electric vehicle according to the present invention is connected to a vehicle bus (CAN bus) of the vehicle through a signal line.
This vehicle control unit 20 includes: a Micro Control Unit (MCU) 21, an acquisition module 22, a power management module 24, a wireless communication module 26, an output module 23, and a vehicle bus communication module interface 25. The micro control unit 21, the acquisition module 22, the power management module 24, the wireless communication module 26, the output module 23, and the vehicle bus communication module interface 25 are disposed on the same Circuit Board (PCB).
The micro control unit 21 is a core processing unit of the vehicle controller 20, and the micro control unit 21 is respectively connected with the acquisition module 22, the power management module 24, the wireless communication module 26, the output module 23 and the vehicle bus communication module interface 25; the microcontroller is connected to the vehicle bus via the vehicle bus communication module interface 25. Wherein, the micro control unit 21 can select the MPC5644 chip meeting the ASIL-D security level. The maximum power of the MPC5644 chip is 150MHz, and the working voltage is 3.3-3.5V. The combination of the traditional BCM and the T-BOX can reduce the bus load, reduce the communication efficiency of the vehicle body signal and the T-BOX, and the system can respond to the control signal of the Bluetooth or the cloud more quickly.
When the whole vehicle system is in the standby mode, only the micro control unit is required to enter the standby mode, and the power consumption in the standby mode is reduced.
The micro control unit 21 is connected with the vehicle bus through a signal line via a vehicle bus communication module interface 25, and forms data interaction with other components connected with the same vehicle bus.
The acquisition module 22 is used for receiving a vehicle body signal and transmitting the vehicle body signal to the micro control unit 21; wherein the body signal may comprise a handle key signal, an emergency switch signal, a wheel speed signal and/or a kickstand switch signal.
Further, the acquisition module 22 includes an analog acquisition module, a switching value acquisition module and a pulse frequency signal module, wherein the analog acquisition module can be used for acquiring analog signals of an accelerator pedal, a brake pedal and the like; the switching value acquisition module can be used for acquiring switching signals of a key switch, a handle button, an emergency switch, a foot rest switch and the like; the pulse frequency signal module can be used for collecting wheel speed signals. The acquisition module 22 transmits various signals to the micro control unit 21, and the micro control unit 21 processes the signals according to a preset control strategy.
Because analog signals such as an accelerator pedal and a brake pedal are easily interfered by external signals, and the analog signals are of various types, the analog quantity acquisition module can perform signal matching on the received analog signals, and simultaneously performs signal filtering on the acquired analog signals, and then transmits the analog signals to the micro control unit 21. In addition, the collected switching signals are also of various types, and the switching value collection module performs signal matching and filtering on the collected switching signals and then transmits the signals to the micro control unit 21.
In this embodiment, the power management module 24 is connected to an external power source through a power interface 241; in this embodiment, the power management module 24 is configured to control power-on logic of the entire vehicle, and at the same time, control load power of the entire vehicle. The power management module 24 may select the TLE8366ev50 power chip.
The wireless communication module 26 is connected to an antenna through an antenna interface 264. It should be noted that, in order to ensure that the antenna can normally receive the satellite signal, it is necessary to ensure that the signal receiving surface of the antenna is not shielded by metallic substances during installation.
It should be noted that the wireless communication module 26 is integrated in the vehicle control unit 20, and during the driving process of the two-wheeled electric vehicle, the communication interaction between the wireless communication module 26 and the microprocessor unit can be directly interacted in the vehicle control unit 20, so that a vehicle bus is not required to be utilized, and the operating pressure of the vehicle bus is reduced.
Further, the wireless communication module 26 includes a mobile communication module 262 and a positioning module. Wherein, Global Positioning System module 261(GPS, Global Positioning System) is selected for use to the orientation module, and big dipper orientation module also can be selected for use to its orientation module, through the current position that two-wheeled electric motor car of orientation module real-time supervision is located.
In addition, the mobile communication module 262 may be a global system for mobile communications (GSM) module, and in another embodiment, any one or more of a Wifi communication module, a ZigBee communication module, or a communication module supporting a cellular network (e.g., an IoT communication module, LTE, 5G) other than GSM may be used. The micro control unit 21 may perform communication interaction with the TSP backend system 14/handheld terminal 15 according to the mobile communication module 262, and the TSP backend system 14/handheld terminal 15 may also transmit a control signal to the micro control unit 21 through the mobile communication module 262, thereby achieving the purpose of remote control.
It should be noted that, in this embodiment, when the mobile communication module 262 and the positioning module operate simultaneously, the frequency range of the uplink transmission of the mobile communication module 262 needs to be set to avoid the frequency range of the positioning module, so as to ensure that the uplink transmission of the mobile communication module 262 does not interfere with the positioning module.
Further, for convenience, the wireless communication module 26 further includes a bluetooth communication module 263, and the bluetooth communication module 263 is connected to the mcu 21. This Bluetooth communication module 263 can adopt Bluetooth LE (Bluetooth Low Energy) module, and this Bluetooth module can adopt Advertising mode in addition, and some Bluetooth Low Energy module's Bluetooth signal coverage can reach 50-70 meters, and some Bluetooth Low Energy module's duration can reach 1-24 months. When the bluetooth communication module 263 is in low battery, it can be charged by its power management module 24. The bluetooth communication module 263 has its own identifier, and specifically may be an identifier that uniquely identifies a bluetooth module such as a Media Access Control (MAC) address of the bluetooth communication module 263, and is convenient for an external device to connect to the bluetooth communication module according to the bluetooth own identifier. In this embodiment, the bluetooth module may be a BT4.0 bluetooth module.
In another embodiment, its bluetooth self-identity may also include: the Bluetooth module identification and the Bluetooth signal intensity of the Bluetooth module, and the external device can select whether to be connected with the external device through a Bluetooth signal according to the Bluetooth signal intensity, so that the reliability of Bluetooth connection is ensured.
Further, the two-wheeled electric vehicle is provided with a speaker for playing audio in a manner easily understood by those skilled in the art, and the speaker is provided in a front cover of the motorcycle, for example, in the electric motorcycle, to reduce the influence on the speaker unit since the wind pressure acting on the speaker device can be reduced by the front cover.
In this embodiment, the vehicle control unit 20 further includes an audio module 27, the audio module 27 is connected to the micro control unit 21, and a signal output terminal of the audio module 27 is connected to a speaker through an amplifier 271. When the micro control unit 21 receives a switch signal of a horn of a handle button or an alarm, for example, if audio data associated with the micro control unit 21 is pre-stored in the micro control unit 21, the micro control unit transmits the audio data to the audio module 27, and a result processed by the audio module 27 is amplified by the amplifier 271 and then played through a speaker.
The two-wheeled electric vehicle adopts the vehicle control unit 20 of this embodiment, under the mode of fortifying parking (set up the vehicle after parking and be in the protection state, the two-wheeled electric vehicle under the state of fortifying can monitor the abnormal motion that the vehicle received, vibrations, topple over the circumstances such as), when the vehicle takes place abnormal motion, vibrations, topple over the circumstances, micro control unit 21 gathers relevant abnormal signal and is awakened up promptly, because micro control unit 21, wireless communication module 26, sound effect module 27 is integrated in same circuit board, therefore microcontroller is receiving relevant abnormal signal and to wireless communication module 26, sound effect module 27 sends corresponding signal, report to the police by the speaker, upload abnormal signal to backend system or user's handheld terminal 15. In this embodiment, the signal transmission process between the mcu 21 and the speaker and the wireless communication module 26 does not need to use a vehicle bus, so that the signal transmission efficiency is faster, and the system can be woken up, alarm triggered, and data uploaded to the TSP backend system 14/handheld terminal 15 faster.
Further, the vehicle control unit 20 may further include a tire pressure detecting system module 28, and the tire pressure detecting system module 28 is connected to the micro control unit 21. The signal input end of the tire pressure detection system module 28 is connected with a tire pressure sensor of a tire of the two-wheeled electric vehicle, and collects signals of the tire pressure sensor in real time.
In another embodiment, in order to ensure the driving safety of the two-wheeled electric vehicle, an ACC (adaptive Cruise control) may be installed on the two-wheeled electric vehicle in a manner that is easily understood by those skilled in the art, and accordingly, the vehicle controller 20 includes an ACC module for receiving various vehicle distance signals collected by the ACC module, the ACC module is connected to the micro control unit 21, the micro control unit 21 controls the ACC module to control the ACC system, and the user may be reminded through a speaker when the vehicle distance is too small.
In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a vehicle control unit, its characterized in that for two-wheeled electric motor car, vehicle control unit includes:
the micro control unit is connected with the acquisition module, the power management module, the wireless communication module, the output module and the vehicle bus communication module through interfaces respectively; the microcontroller is connected with a vehicle bus through the vehicle bus communication module interface;
the acquisition module is used for receiving a vehicle body signal and transmitting the vehicle body signal to the micro control unit;
the power supply management module is connected with an external power supply through a power supply interface;
the wireless communication module is connected with the antenna through the antenna interface.
2. The vehicle control unit according to claim 1, wherein: and the micro control unit adopts an MPC5644 chip.
3. The vehicle control unit according to claim 1, wherein: the wireless communication module comprises a mobile communication module and a positioning module.
4. The vehicle control unit of claim 3, wherein: the positioning module is a global positioning system module.
5. The vehicle control unit of claim 3, wherein: the mobile communication module is a global system for mobile communication module.
6. The vehicle control unit of claim 3, wherein: the wireless communication module also comprises a Bluetooth communication module which is connected with the micro control unit.
7. The vehicle control unit according to claim 1, wherein: the vehicle control unit also comprises a sound effect module, the sound effect module is connected with the micro control unit, and the signal output end of the sound effect module is connected with a loudspeaker through an amplifier.
8. The vehicle control unit according to claim 1, wherein: the power management module selects a TLE8366ev50 power chip.
9. The vehicle control unit according to claim 1, wherein: the vehicle control unit also comprises a tire pressure detection system module, the tire pressure detection system module is connected with the micro control unit, and the tire pressure detection system module is connected with the micro control unit.
10. A two-wheeled electric vehicle, its characterized in that: the two-wheeled electric vehicle comprises the vehicle control unit according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910583686.4A CN112172986A (en) | 2019-07-01 | 2019-07-01 | Vehicle control unit and two-wheeled electric vehicle using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910583686.4A CN112172986A (en) | 2019-07-01 | 2019-07-01 | Vehicle control unit and two-wheeled electric vehicle using same |
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| CN112172986A true CN112172986A (en) | 2021-01-05 |
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| CN201910583686.4A Pending CN112172986A (en) | 2019-07-01 | 2019-07-01 | Vehicle control unit and two-wheeled electric vehicle using same |
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Citations (6)
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| EP2979967A1 (en) * | 2014-07-30 | 2016-02-03 | JCDecaux SA | Electrically assisted bicycle |
| CN206255133U (en) * | 2016-12-07 | 2017-06-16 | 山东理工大学 | A kind of device for improving the electric bicycle tire life-span |
| CN206505539U (en) * | 2017-01-05 | 2017-09-19 | 武汉齐物科技有限公司 | Real time data of riding live broadcast system |
| CN107839828A (en) * | 2017-10-31 | 2018-03-27 | 北京科技大学 | A kind of shared motor bicycle control system |
| CN107914805A (en) * | 2017-11-02 | 2018-04-17 | 谢琳 | A kind of mobile security monitoring alarm |
| CN109739149A (en) * | 2019-01-23 | 2019-05-10 | 苏州蓝石新动力有限公司 | A kind of vehicle-mounted synchronisation control means and device |
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2019
- 2019-07-01 CN CN201910583686.4A patent/CN112172986A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2979967A1 (en) * | 2014-07-30 | 2016-02-03 | JCDecaux SA | Electrically assisted bicycle |
| CN206255133U (en) * | 2016-12-07 | 2017-06-16 | 山东理工大学 | A kind of device for improving the electric bicycle tire life-span |
| CN206505539U (en) * | 2017-01-05 | 2017-09-19 | 武汉齐物科技有限公司 | Real time data of riding live broadcast system |
| CN107839828A (en) * | 2017-10-31 | 2018-03-27 | 北京科技大学 | A kind of shared motor bicycle control system |
| CN107914805A (en) * | 2017-11-02 | 2018-04-17 | 谢琳 | A kind of mobile security monitoring alarm |
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Application publication date: 20210105 |