CN104617348A - Battery monitoring device of electrocar for children - Google Patents
Battery monitoring device of electrocar for children Download PDFInfo
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- CN104617348A CN104617348A CN201510050212.5A CN201510050212A CN104617348A CN 104617348 A CN104617348 A CN 104617348A CN 201510050212 A CN201510050212 A CN 201510050212A CN 104617348 A CN104617348 A CN 104617348A
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- battery
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- electric motor
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention provides a battery monitoring device of an electrocar for children, which is used for enhancing the battery monitoring safety of the electrocar for children and solving the problem that the traditional monitoring device can only monitor the self physical parameters of a battery without well serving the electrocar for children. The battery monitoring device of the electrocar for children comprises a BMS (Battery Management System), a temperature sensor, a processor, a memory, a timer, a positioning unit, an alarm unit, a three-dimensional acceleration sensor and a switch. The battery monitoring device disclosed by the invention can be used for enhancing the safety of the working state of the battery by monitoring the inner temperature and outer temperature of a battery box body and controlling the driving time of children on the electrocar every day in order to prevent battery overheating caused by overlong driving time of children on the electrocar, and the timer is provided for monitoring.
Description
Technical field
The present invention relates to toy for children accessory technical field, more specifically, relate to a kind of battery monitoring device of children's electric motor vehicle.
Background technology
Along with the popularization of Large Electric toy, how to improve the safety of battery itself, how to improve the use safety of battery, become a new direction of battery research.But, the current monitoring to battery temperature, all based on battery management system (Battery Management System for Battery case inside, being called for short BMS) result of battery pack temperature that gathers carries out, but due to the enclosed environment of car inside, make the temperature of Battery case outside, adverse influence can be produced to battery case to a great extent, the safety of harm battery and children.
At present, lithium battery group energy storage backup power supply system function is on the market fairly simple, there is no complete centralized monitor means, the state of each joint cell of monitoring and battery pack in real time can not be concentrated, can not the exception of Timeliness coverage battery pack, can not the operational factor of Background control battery pack, there is no data storage function, can not record and the service condition in storage battery group a period of time, automatic analysis can not be concentrated to add up the quality of each battery pack, can not communicate with charger and form active charging mode, so that can not the various states of effective and timely monitoring room battery pack, manager can not recognize in time to battery pack service condition data, the management of backup power supply system is made to there is a lot of leak and risk.
Summary of the invention
The present invention is in order to improve the battery cell monitoring fail safe to children's electric motor vehicle, overcome physical parameter that existing supervising device is monitoring battery itself and the problem of children's electric motor vehicle can not be served well, provide a kind of battery monitoring device of children's electric motor vehicle, comprise battery management system BMS, temperature sensor and processor, battery management system BMS is arranged in the Battery case of described electric motor car, described BMS has temperature probe, and described temperature probe is for gathering the internal temperature of described Battery case, multiple temperature sensor, is arranged on the outside of described Battery case in a distributed manner, for gathering the external temperature of described Battery case, processor, all be connected with described temperature sensor with described BMS, for determining the actual temperature of battery pack in described Battery case according to described internal temperature and described external temperature, the battery monitoring device of described children's electric motor vehicle also comprises memory, timer, positioning unit, alarm unit, three dimension acceleration sensor and switch, described positioning unit is for detecting the position of described children's electric motor vehicle and being stored in memory by described position, described three dimension acceleration sensor detects current electric motor car in X-axis, the acceleration in Y-axis and Z axis three directions, described processor controls alarm unit according to described acceleration and locating information and reports to the police, described timer for measure battery within one day from start operating time up till now in moment, the opening and closing of described switch control rule battery, when the described operating time exceedes predetermined threshold, processor cuts out described switch.
Further, described temperature sensor is infrared temperature sensor.
Further, described BMS is connected with described processor by vehicle-mounted CAN bus, and described temperature sensor is connected by infrared transceiver device with described processor.
Further, described temperature sensor is arranged on the outer surface of described Battery case outer wall.
Further, described BMS comprises:
Current collector, is connected with described processor, for gathering the electric current of each cell in described battery pack, and by the current delivery of each described cell to described processor; And
Voltage collector, is connected with described processor, for gathering the voltage of each described cell, and by the voltage transmission of each described cell to described processor.
Further, described multiple temperature sensor adopts heat discoloration plastics make shell and stretch out described Battery case outer wall.
Beneficial effect of the present invention is: by improve the fail safe to cell operating status to the monitoring of Battery case internal and external temperature, simultaneously in order to avoid children drive the electric motor car time after causing battery overheated for a long time and controlling the time that children drive electric motor car every day, provide time set and monitored.In addition, the switch of battery, the safety of child protection to a greater extent can be cut off by the signal when children are driven to the region that do not run over before this and make dangerous play by GPS and three dimension acceleration sensor.In addition, can the playing the time of limiting child by timer, ensure the rule work and rest of children, prevent tired traveling.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the battery monitoring device structured flowchart of the children's electric motor vehicle according to the embodiment of the present invention.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Embodiments provide a kind of battery monitoring device of children's electric motor vehicle, below the structure of the battery monitoring device of the children's electric motor vehicle that the embodiment of the present invention provides and principle be specifically introduced:
Fig. 1 is the schematic diagram of the battery monitoring device 100 according to the children's electric motor vehicle of the embodiment of the present invention, and this supervising device 100 mainly comprises battery management system BMS10, temperature sensor 20 and processor 30, wherein:
Battery management system BMS10 is arranged in the Battery case of electric motor car, and wherein, BMS has temperature probe, and temperature probe is for gathering the internal temperature of Battery case.Multiple temperature sensor (Fig. 1 schematically show only a temperature sensor 20) is arranged on the outside of the Battery case of electric motor car in a distributed manner, the temperature of multiple position, the outside for gathering Battery case, particularly, in embodiments of the present invention, temperature sensor 20 can be arranged on the upper of the outer surface of Battery case locular wall top and front portion, can also be arranged on the outer surface near power line terminals, because the outer surface of these positions is easily sunlighted and heats up higher or be subject to wire-heated and heat up higher, the fail safe of monitoring battery is more suitable for than other position.
The plurality of temperature sensor can adopt rear-loading type, in actual installation process, fully takes into account the problems such as dust-proof in electric motor car, shockproof and electromagnetism interference, accurately determines the concrete installation site of temperature sensor 20.Processor 30 is all connected with temperature sensor 20 with BMS10, for the actual temperature according to battery pack in internal temperature and external temperature determination Battery case, particularly, in embodiments of the present invention, processor 30 can be weighted internal temperature and external temperature, determines the actual temperature of battery pack.Described multiple temperature sensor adopts heat discoloration plastics make shell and stretch out described Battery case outer wall, so that allow children or the head of a family aside can understand battery temperature intuitively.
The supervising device 100 of the battery of electric vehicle of the embodiment of the present invention, by arranging the temperature sensor that can gather Battery case external temperature, according to the processor of battery pack actual temperature in internal temperature and external temperature determination Battery case, achieve the actual temperature based on the inside and outside temperature determination battery pack collected, for the real work situation of more comprehensive, safe determination battery provides data basis, solve problem lower to the monitoring reliability of battery of electric vehicle in prior art, and then reach the effect of the monitoring reliability improving battery of electric vehicle.
The battery monitoring device 100 of described children's electric motor vehicle also comprises memory 40, timer 50, positioning unit 60, alarm unit 70, three dimension acceleration sensor 80 and switch 90, described memory 40, timer 50, positioning unit 60, alarm unit 70, three dimension acceleration sensor 80 and switch 90 and temperature sensor 20, processor 30 and battery management system BMS10 are all positioned at same housing, this housing is fixedly connected on battery case or the battery case shell of children's electric motor vehicle, and is connected by one or more battery pack of wire with battery case or battery case inside.
Described positioning unit 60 adopts GPS module, for detecting the position of described children's electric motor vehicle and being stored in memory 40 described position.Memory 40 records the travel route of this children's electric motor vehicles all, and after the historical record storing travel route, whether the position that processor 40 travels relatively is at present recorded in described route, if do not had, then controls alarm unit 70 and sends warning message.In addition, memory 40 also records the cumulative measurement time of timer 50 within one day.
Described three dimension acceleration sensor 80 detects the acceleration of current electric motor car in X-axis, Y-axis and Z axis three directions.The elevation information collected when described positioning unit 60 exceedes certain threshold value, and one of described three acceleration are when being greater than certain threshold value, controller 30 controls alarm unit 70 and sends warning message, cuts off the power supply of battery to the drive unit of children's electric motor vehicle with Time Controller 30 control switch 90.
Described timer 50 for measure battery within one day from operating time up till now in moment of starting, to monitor the time that children did not exceed the driving children's electric motor vehicle of setting in one day, prevent children tired.Such as, when the described operating time exceed amount to 1.5 hours predetermined every day time, processor 30 cuts out described switch 90, stop the startup of children's electric motor vehicle by force, and when children open again immediately, because the cumulative time on the same day in memory has exceeded predetermined 1.5 hours, electric power also can not be fed into drive unit.
Preferably, temperature sensor 20 can be infrared temperature sensor, wherein, BMS10 is connected with processor 30 by vehicle-mounted CAN bus, temperature sensor 20 is connected by infrared transceiver with processor 30, and the mean value of the temperature that multiple temperature sensor can detect by processor 30 is as external temperature.
BMS10 of the present invention comprises current collector and voltage collector, current collector and voltage collector are all connected with processor 30, in embodiments of the present invention, current collector is for gathering the electric current of each cell in battery pack, and by the current delivery of each cell to processor 30, voltage collector for gathering the voltage of each cell, and by the voltage transmission of each cell to processor 30.
Gathered by the electric current to each cell, voltage, realize, while monitoring battery actual temperature, to monitor the electric current of battery, voltage.
Further, processor 30 mainly comprises judging unit and performance element, and wherein, judging unit is for judging the type of the image data received.Performance element is connected with judging unit, for the type according to the image data judged, perform corresponding treatment step, particularly, when judging that image data is temperature data, perform temperature treatment steps, when judging that image data is current data, performing current processing step, when judging that image data is voltage data, performing voltage treatment step.
From above description, can find out, present invention achieves the collection to children's electric motor vehicle cell and the information about power such as battery voltage, electric current, and to the collection of the operational environment information such as battery inner and outer temperatures and displaying, the use electric motor car more comprehensive, efficient, safe for user is provided convenience.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. the battery monitoring device of a children's electric motor vehicle, comprise battery management system BMS, temperature sensor and processor, battery management system BMS is arranged in the Battery case of described electric motor car, and described BMS has temperature probe, and described temperature probe is for gathering the internal temperature of described Battery case, multiple temperature sensor, is arranged on the outside of described Battery case in a distributed manner, for gathering the external temperature of described Battery case, processor, all be connected with described temperature sensor with described BMS, for determining the actual temperature of battery pack in described Battery case according to described internal temperature and described external temperature, it is characterized in that, the battery monitoring device of described children's electric motor vehicle also comprises memory, timer, positioning unit, alarm unit, three dimension acceleration sensor and switch, described positioning unit is for detecting the position of described children's electric motor vehicle and being stored in memory by described position, described three dimension acceleration sensor detects current electric motor car in X-axis, the acceleration in Y-axis and Z axis three directions, described processor controls alarm unit according to described acceleration and locating information and reports to the police, described timer for measure battery within one day from start operating time up till now in moment, the opening and closing of described switch control rule battery, when the described operating time exceedes predetermined threshold, processor cuts out described switch.
2. the battery monitoring device of children's electric motor vehicle according to claim 1, is characterized in that, described temperature sensor is infrared temperature sensor.
3. the battery monitoring device of children's electric motor vehicle according to claim 1, is characterized in that, described BMS is connected with described processor by vehicle-mounted CAN bus, and described temperature sensor is connected by infrared transceiver device with described processor.
4. the battery monitoring device of children's electric motor vehicle according to claim 1, is characterized in that, described temperature sensor is arranged on the outer surface of described Battery case outer wall.
5. the battery monitoring device of children's electric motor vehicle according to claim 1, is characterized in that, described BMS comprises:
Current collector, is connected with described processor, for gathering the electric current of each cell in described battery pack, and by the current delivery of each described cell to described processor; And
Voltage collector, is connected with described processor, for gathering the voltage of each described cell, and by the voltage transmission of each described cell to described processor.
6. the battery monitoring device of children's electric motor vehicle according to claim 4, is characterized in that, described multiple temperature sensor adopts heat discoloration plastics make shell and stretch out described Battery case outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510050212.5A CN104617348A (en) | 2015-01-30 | 2015-01-30 | Battery monitoring device of electrocar for children |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510050212.5A CN104617348A (en) | 2015-01-30 | 2015-01-30 | Battery monitoring device of electrocar for children |
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| CN104617348A true CN104617348A (en) | 2015-05-13 |
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| CN201510050212.5A Pending CN104617348A (en) | 2015-01-30 | 2015-01-30 | Battery monitoring device of electrocar for children |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106353002A (en) * | 2016-11-22 | 2017-01-25 | 上海电器科学研究所（集团）有限公司 | Monitoring method for battery temperature |
| CN106532153A (en) * | 2016-12-19 | 2017-03-22 | 蔡秋华 | Monitoring detection system of lithium ion battery for smart home |
| CN106654410A (en) * | 2016-12-15 | 2017-05-10 | 安徽扬能电子科技有限公司 | Intelligent battery control system |
| CN109932660A (en) * | 2019-04-04 | 2019-06-25 | 远盈智慧能源有限公司 | A kind of electric vehicle safety monitoring system |
| CN110970982A (en) * | 2019-12-31 | 2020-04-07 | 杭州简弈科技有限公司 | Power supply table with position-variable power supply unit |
| WO2022006870A1 (en) * | 2020-07-10 | 2022-01-13 | Dynacraft Bsc, Inc. | Apparatus and system for voltage testing of electric ride-on vehicle |
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| CN1648952A (en) * | 2005-02-02 | 2005-08-03 | 天津大学 | Acceleration induction automobile running record and warning device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353002A (en) * | 2016-11-22 | 2017-01-25 | 上海电器科学研究所（集团）有限公司 | Monitoring method for battery temperature |
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| CN106654410B (en) * | 2016-12-15 | 2020-12-25 | 安徽扬能电子科技有限公司 | Intelligent control system of battery |
| CN106532153A (en) * | 2016-12-19 | 2017-03-22 | 蔡秋华 | Monitoring detection system of lithium ion battery for smart home |
| CN109932660A (en) * | 2019-04-04 | 2019-06-25 | 远盈智慧能源有限公司 | A kind of electric vehicle safety monitoring system |
| CN110970982A (en) * | 2019-12-31 | 2020-04-07 | 杭州简弈科技有限公司 | Power supply table with position-variable power supply unit |
| WO2022006870A1 (en) * | 2020-07-10 | 2022-01-13 | Dynacraft Bsc, Inc. | Apparatus and system for voltage testing of electric ride-on vehicle |
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Application publication date: 20150513 |
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