CN206293909U - A kind of electrodynamic balance car lithium battery explosion protection system - Google Patents
A kind of electrodynamic balance car lithium battery explosion protection system Download PDFInfo
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- CN206293909U CN206293909U CN201521100485.8U CN201521100485U CN206293909U CN 206293909 U CN206293909 U CN 206293909U CN 201521100485 U CN201521100485 U CN 201521100485U CN 206293909 U CN206293909 U CN 206293909U
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- lithium battery
- master control
- control borad
- balance car
- electrodynamic balance
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
A kind of electrodynamic balance car lithium battery explosion protection system, including master control borad, lithium battery, temp probe and motor drive module, temp probe is arranged in lithium battery, temp probe is connected with master control borad, the lithium battery temperature information that temp probe is used to gather the temperature information of lithium battery and will collect is sent to master control borad, whether master control borad is used to judge the temperature of lithium battery higher than setting value, motor drive module is connected with master control borad and receives the motor drive signal of master control borad output and control power tube motor, master control borad when the temperature for judging lithium battery is higher than setting value power output less than current power motor drive signal to motor drive module.Electrodynamic balance car lithium battery explosion protection system of the present utility model, is susceptible to blast when temperature is too high when can effectively solve the problems, such as lithium battery continuous firing.
Description
Technical field
The utility model belongs to electrodynamic balance car technical field, is related to a kind of electrodynamic balance car lithium battery explosion protection system.
Background technology
It is quick with association areas such as computer technology, software engineering, microelectric technique, the communication technology, material technologies
Development, and science and technology and people's living standard it is continuous progressive with improve, the modern vehicles just towards it is intelligent,
Small-sized, energy-saving and environmental protection trend developments.In recent years, with deepening continuously that electrodynamic balance car is studied, the field that it is applied is more
Plus extensively, the environment and task for being faced also become increasingly complex.
Usually using lithium battery as power supply, electrodynamic balance vehicle commander's time operates electrodynamic balance car of the prior art
When, battery temperature can be caused too high, will likely so send a telegraph dynamic balancing blast.
In addition, knockoff lithium battery emerges in an endless stream therewith, the severe accident of lithium battery blast is triggered again and again, cause electronic flat
Weighing apparatus car is damaged, the serious consequence of injury to personnel.Critically important the reason for is that mountain vallage battery technology is poor, and quality is low, is easily caused charging
When battery temperature it is too high, battery explosion brings monetary loss and personal injury to user.
In addition, original-pack battery quality is better than mountain vallage battery, security performance is higher, original-pack battery accident occurrence probability
It is relatively low, but can not avoid charge when can also there is a problem of being exploded because battery temperature is too high.
Utility model content
A kind of electrodynamic balance car lithium battery explosion protection system that the utility model is proposed to overcome prior art.
To achieve these goals, the utility model provides a kind of electrodynamic balance car lithium battery explosion protection system, including master
Control plate, lithium battery, temp probe and motor drive module, the temp probe are arranged in the lithium battery, and the temperature is visited
Head is connected with master control borad, and the temp probe is used for the lithium battery temperature that gather the temperature information of the lithium battery and will collect
Information is sent to the master control borad, and the lithium battery temperature information that the master control borad is used to be collected according to temp probe judges lithium electricity
Whether the temperature in pond is higher than setting value, and the motor drive module is connected with master control borad and receives the motor of the master control borad output
Drive signal simultaneously controls power tube to drive the motor, the master control borad judging the temperature of the lithium battery higher than setting value
When power output less than current power motor drive signal to the motor drive module.
Further, the electrodynamic balance car lithium battery explosion protection system also includes charging module, charging inlet, electronic switch
And temp probe, wherein, the input of the electronic switch, output end and control end respectively with the charging inlet, described fill
Electric module and the master control borad are connected, and the electronic switch is configured to high level conducting, in the lithium cell charging,
The master control borad controls the electronic switch to disconnect when the temperature for judging the lithium battery is higher than setting value.
Further, the electrodynamic balance car lithium battery explosion protection system also includes warning device, the warning device and institute
State master control borad connection, the master control borad opened when judging that lithium battery temperature is higher than setting value the warning device cause it is described
Warning device sounds the alarm.
Further, the warning device is buzzer siren.
Further, the electronic switch is triode, the input of the electronic switch, output end and control end difference
It is the colelctor electrode of triode, emitter stage and base stage.
Further, the setting value is 65 DEG C.
Further, the electrodynamic balance car lithium battery explosion protection system also includes power supply module, the power supply supply
Module is connected with the master control borad and the lithium battery, for providing piezoelectric voltage for whole system.
Due to the utilization of above-mentioned technical proposal, the utility model possesses advantages below：
Electrodynamic balance car lithium battery explosion protection system of the present utility model is arranged in lithium battery simultaneously by setting temp probe
It is connected with master control borad, when electrodynamic balance car runs, when master control borad judges the temperature of lithium battery higher than setting value, master control borad is defeated
Go out motor drive signal of the power less than current power, the motor drive signal that motor drive module is exported according to master control borad is simultaneously controlled
Power tube motor processed so that the power output of the lithium battery power output current less than lithium battery, and then reduce lithium battery
Caloric value, it is to avoid lithium battery blast problem.
In addition, electrodynamic balance car lithium battery explosion protection system of the present utility model is also by setting connection charging inlet, charging
Module causes lithium battery when charging with the electronic switch of master control borad, and the lithium battery temperature that master control borad is gathered according to temp probe is believed
Breath judges that lithium battery temperature ends electronic switch higher than setting value output low level signal to electronic switch, and now charge mould
Block avoids lithium battery constant temperature from rising the problem of the lithium battery blast for causing no longer to lithium cell charging.
Brief description of the drawings
Fig. 1 is the theory diagram of the electrodynamic balance car lithium battery explosion protection system of the utility model embodiment.
Specific embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type implementation method is further described.
Refer to Fig. 1, the electrodynamic balance car lithium battery explosion protection system that the utility model embodiment is provided, including master control borad 1,
Lithium battery 2, charging module 3, charging inlet 4, electronic switch 5, temp probe 6, power supply module 7 and motor drive module 8.
Wherein, master control borad 1 includes the main control chip and main control chip sensor assembly for connecting and is connected with main control chip
PWM drive modules.Wherein, sensor assembly includes but is not limited to gyroscope, acceleration transducer, Hall sensor.
Gyroscope is used to detect the car body drift angle information of electrodynamic balance car, and the drift angle information is sent into main control chip.
The drift angle information of gyroscope is most important controling parameter, and main control chip controls the motion of electrodynamic balance car based on this.
Acceleration transducer is used to detect the acceleration information of electrodynamic balance car, and the acceleration information is sent into master control
Chip.
Hall sensor is arranged on the wheel hub of left and right two of electrodynamic balance car, the rotation position for detecting correspondence motor
Put, and then detect the velocity information of electrodynamic balance car, and the velocity information is sent to main control chip.
Main control chip receives drift angle information, acceleration information and velocity information and carries out data and melts by collection incessantly
PWM drive module output motor drive signals are controlled after conjunction.
The input of electronic switch 5, output end and control end connect with charging inlet 4, charging module 3 and master control borad 1 respectively
Connect, and electronic switch 5 is configured to high level conducting.
Temp probe 6 is arranged in lithium battery 2, and temp probe 6 is connected with master control borad 1, and temp probe 6 is used to gather lithium electricity
The temperature information in pond 2, and the lithium battery temperature information that will be collected is converted into digital information and sends to master control borad 1, master control borad 1
Whether the lithium battery temperature information collected according to temp probe 6 judges the temperature of lithium battery 2 higher than setting value (such as 65 DEG C).
When lithium battery 2 charges, when master control borad 1 judges that the temperature of lithium battery 2 is less than setting value, the output high level letter of master control borad 1
Breath number turns on electronic switch 5, lithium battery 2 is charged；It is main when it is higher than setting value that master control borad 1 judges the temperature of lithium battery 2
The control output of plate 1 low level information number disconnects electronic switch 5, lithium battery 2 is not being charged.
Further, operationally, the main control chip on master control borad 1 can also be according to lithium battery temperature information for electrodynamic balance car
Output PWM drive module output motor drive signals.Specifically, operationally, master control borad 1 judges lithium battery to electrodynamic balance car
When 2 temperature is less than setting value, the main control chip on master control borad 1 only receives drift angle information, acceleration by collection incessantly
Information and velocity information simultaneously control PWM drive module output motor drive signals after carrying out data fusion；When master control borad 1 is judged
When the temperature of lithium battery 2 is higher than setting value, the power output of master control borad 1 drives less than motor drive signal to the motor of current power
Module 8, the controlled motor of motor drive module 8 is rotated and causes output power of motor reduction, and then reduces the output work of lithium battery 2
Rate, so as to reduce the caloric value of lithium battery 2.
Power supply module 7 is connected with master control borad 1 and lithium battery 2, for providing piezoelectric voltage for whole system.Specifically,
The DC output power of Power convert 15V, 5V, 3.3V that power supply module 7 exports battery is exported to whole system correspondence
With electric device it is understood that in whole system with electric device can be divided into 15V drive use electric device, 5V drive
The use electric device driven with electric device, 3.3V, power supply module 7 can be by corresponding voltage output to corresponding electricity consumption unit
Part.
Motor drive module 8 is connected with master control borad 1 and receives the motor drive signal of the output of master control borad 1 and control power tube
Motor.
The operation principle of electrodynamic balance car lithium battery explosion protection system of the present utility model is as follows：
, when lithium battery 2 charges, charging inlet 4 is by charging for electrodynamic balance car lithium battery explosion protection system of the present utility model
Device is connected with external power supply, now, the lithium battery temperature letter that temp probe 6 gathers the temperature information of lithium battery 2 and will collect
Breath is sent to master control borad 1, when master control borad 1 judges that the temperature of lithium battery 2 is less than setting value, output high level signal to electronic switch
5 turn on electronic switch 5, and now charging module 3 starts to charge lithium battery 2, in charging process, once master control borad 1 judges
When the temperature of lithium battery 2 is higher than setting value, output low level signal to electronic switch 5 ends electronic switch 5, and now charge mould
Block 3 no longer charges to lithium battery 2, and then avoids the constant temperature of lithium battery 2 from rising the problem of the blast of lithium battery 2 for causing.
Electrodynamic balance car lithium battery explosion protection system of the present utility model when electrodynamic balance car runs, judge by master control borad 1
When the temperature of lithium battery 2 is less than setting value, main control chip on master control borad 1 only by collection incessantly receive drift angle information,
Acceleration information and velocity information simultaneously control PWM drive module output motor drive signals, motor to drive after carrying out data fusion
Motor drive signal that module 8 is exported according to master control borad 1 simultaneously controls power tube motor to work, and then control lithium battery 2
Power output；When it is higher than setting value that master control borad 1 judges the temperature of lithium battery 2, the power output of master control borad 1 is less than current power
Motor drive signal, motor drive signal that motor drive module 8 is exported according to master control borad 1 simultaneously controls power tube to drive electricity
Machine so that the power output of lithium battery 2 power output current less than lithium battery 2, and then the caloric value of lithium battery 2 is reduced, have
Effect solves the problems, such as the easily blast when persistently using of lithium battery 2.
In the present embodiment, electrodynamic balance car lithium battery explosion protection system of the present utility model also includes warning device 9, alarm
Device 9 is connected with master control borad 1, and when it is higher than setting value to judge lithium battery temperature, open alarming device 9 causes report to master control borad 1
Alarm device 9 sounds the alarm, to remind the temperature of user's lithium battery 2 too high.Preferably, warning device 9 is buzzer siren.
In the present embodiment, electronic switch 5 is triode, and the input of electronic switch 5, output end and control end are respectively
The colelctor electrode of triode, emitter stage and base stage.
The beneficial effects of the utility model are：
Electrodynamic balance car lithium battery explosion protection system of the present utility model is arranged in lithium battery 2 by setting temp probe 6
And the electronic switch 5 of connection charging inlet, charging module 3 and master control borad 1 is connected and set with master control borad 1 so that lithium battery 2
When charging, master control borad 1 judges that lithium battery temperature is defeated higher than setting value according to the lithium battery temperature information that temp probe 6 is gathered
Going out low level signal to electronic switch 5 ends electronic switch 5, and now charging module 3 no longer charges to lithium battery 2, and then keeps away
Exempt from the problem that the constant temperature of lithium battery 2 rises the blast of lithium battery 2 for causing.
In addition, when electrodynamic balance car runs, when master control borad 1 judges the temperature of lithium battery 2 higher than setting value, master control borad
Less than the motor drive signal of current power, the motor that motor drive module 8 is exported according to master control borad 1 drives to be believed 1 power output
Number and control power tube motor so that the power output of lithium battery 2 power output current less than lithium battery 2, and then drop
The caloric value of low lithium battery 2, effectively solves the problems, such as that lithium battery 2 explodes when persistently using.
Although the utility model is disclosed above by preferred embodiment, but the utility model is not limited to, it is any
Know this those skilled in the art, do not departing from spirit and scope of the present utility model, a little change can be made with retouching, therefore this practicality
New protection domain ought be defined depending on claims scope required for protection.
Claims (7)
1. a kind of electrodynamic balance car lithium battery explosion protection system, it is characterised in that visited including master control borad (1), lithium battery (2), temperature
Head (6) and motor drive module (8), the temp probe (6) is inner installed in the lithium battery (2), the temp probe (6) with
Master control borad (1) is connected, and the temp probe (6) is electric for the lithium that gather the temperature information of the lithium battery (2) and will collect
Pond temperature information is sent to the master control borad (1), and the master control borad (1) is for the lithium battery that is collected according to temp probe (6)
Whether temperature information judges the temperature of lithium battery (2) higher than setting value, and the motor drive module (8) is connected with master control borad (1)
And receive the motor drive signal of the master control borad (1) output and control power tube to drive the motor, the master control borad (1) exists
When judging that the temperature of the lithium battery (2) is higher than setting value power output less than the motor drive signal of current power to described
Motor drive module (8).
2. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that the electrodynamic balance car lithium
Battery anti-explosion system also includes charging module (3), charging inlet (4), electronic switch (5) and temp probe (6), wherein, it is described
The input of electronic switch (5), output end and control end respectively with the charging inlet (4), the charging module (3) and described
Master control borad (1) is connected, and the electronic switch (5) is configured to high level conducting, when the lithium battery (2) charges, institute
Stating when master control borad (1) judges that the temperature of the lithium battery (2) is higher than setting value controls the electronic switch (5) to disconnect.
3. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that the electrodynamic balance car lithium
Battery anti-explosion system also includes warning device (9), and the warning device (9) is connected with the master control borad (1), the master control borad
(1) warning device (9) is opened so that the warning device (9) sends police when judging that lithium battery temperature is higher than setting value
Report sound.
4. electrodynamic balance car lithium battery explosion protection system according to claim 3, it is characterised in that the warning device (9)
It is buzzer siren.
5. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that the electronic switch (5)
Be triode, the input of the electronic switch (5), output end and control end be respectively the colelctor electrode of triode, emitter stage and
Base stage.
6. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that the setting value is 65
℃。
7. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that the electrodynamic balance car lithium
Battery anti-explosion system also includes power supply module (7), the power supply module (7) and the master control borad (1) and the lithium
Battery (2) is connected, for providing piezoelectric voltage for whole system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521100485.8U CN206293909U (en) | 2015-12-24 | 2015-12-24 | A kind of electrodynamic balance car lithium battery explosion protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521100485.8U CN206293909U (en) | 2015-12-24 | 2015-12-24 | A kind of electrodynamic balance car lithium battery explosion protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206293909U true CN206293909U (en) | 2017-06-30 |
Family
ID=59093894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521100485.8U Active CN206293909U (en) | 2015-12-24 | 2015-12-24 | A kind of electrodynamic balance car lithium battery explosion protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206293909U (en) |
-
2015
- 2015-12-24 CN CN201521100485.8U patent/CN206293909U/en active Active
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