CN212889877U - Power battery safety monitoring system - Google Patents
Power battery safety monitoring system Download PDFInfo
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- CN212889877U CN212889877U CN202021300967.9U CN202021300967U CN212889877U CN 212889877 U CN212889877 U CN 212889877U CN 202021300967 U CN202021300967 U CN 202021300967U CN 212889877 U CN212889877 U CN 212889877U
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- power battery
- indicator lamp
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model relates to a power battery safety monitoring system, which belongs to the technical field of power battery safety monitoring systems; the technical problem to be solved is as follows: the improvement of the hardware structure of the power battery safety monitoring system is provided; the technical scheme for solving the technical problems is as follows: the intelligent alarm device comprises a battery detection controller arranged in a battery box, and also comprises a control device, an alarm device and an alarm, wherein a temperature sensor, a smoke sensor, a humidity sensor, a gas sensor and a pressure sensor are also arranged in the battery box; the signal input end of the battery detection controller is connected with the electric core of the power battery, and an electromagnetic valve is arranged between the battery detection controller and the power battery; the warning device comprises an assembled instrument panel and a display screen, and a status indicator lamp is arranged on the assembled instrument panel; the microcontroller is respectively connected with the battery detection controller, the alarm, the electromagnetic valve, the display screen and the status indicator lamp through leads; the utility model is used for electric automobile.
Description
Technical Field
The utility model relates to a power battery safety monitoring system belongs to power battery safety monitoring system technical field.
Background
Due to the rapid development of electric vehicles, a series of safety problems are exposed, wherein the safety problems caused by power batteries are the most serious and directly threaten the life safety of passengers.
Most of power batteries for electric vehicles adopt lithium ion power batteries as electric cores, and the driving range of the electric vehicle needs to be ensured, so that the electric quantity of the power batteries is generally large, and according to different capacities of the electric cores and different requirements of the whole vehicle, the number of the electric cores of the general power batteries is hundreds and more than ten thousands, and when a certain electric core breaks down, the whole power battery can break down, so that fire disasters are caused.
When the power battery fails, before a fire disaster occurs, an obvious alarm needs to be given to warn a driver and passengers to rapidly escape from the vehicle body, so that a power battery safety monitoring system capable of prompting safety warning information in time needs to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes exist not enough among the prior art, the technical problem who solves is: the improvement of the hardware structure of the power battery safety monitoring system is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: the intelligent alarm device comprises a battery detection controller arranged in a battery box, and also comprises a control device, an alarm device and an alarm, wherein a temperature sensor, a smoke sensor, a humidity sensor, a gas sensor and a pressure sensor are also arranged in the battery box;
the battery detection controller is connected with the AD conversion module through a wire, the AD conversion module is respectively connected with the temperature sensor, the smoke sensor, the humidity sensor, the gas sensor and the pressure sensor through wires, the signal input end of the battery detection controller is connected with the electric core of the power battery, and an electromagnetic valve is arranged between the battery detection controller and the power battery;
the warning device comprises a combination instrument panel and a display screen, wherein a circuit control panel is arranged in the control device, a microcontroller is integrated on the circuit control panel, and a status indicator lamp is arranged on the combination instrument panel;
the microcontroller is respectively connected with the battery detection controller, the alarm, the electromagnetic valve, the display screen and the status indicator lamp through leads;
the microcontroller is also connected with the power supply conversion unit, the motor control unit and the power battery BMS control unit through leads respectively;
the power supply conversion unit is also connected with the power battery and the ignition switch through leads.
The state indicator light is lighted by adopting a light emitting diode, and comprises a braking energy recovery indicator light, a power battery temperature abnormity indicator light, a power battery fault indicator light, a power battery insulation fault indicator light, a system fault indicator light, a power battery cut-off indicator light, a power battery charging indicator light, a DC-DC fault indicator light, a charging state indicator light, a motor overheating indicator light, a motor fault indicator light and a motor overspeed indicator light.
The combination instrument panel is also provided with a position indicator lamp, a speedometer and a tachometer, and the microcontroller is respectively connected with the position indicator lamp, the speedometer and the tachometer through leads.
The microcontroller is also connected with the storage module and the wireless communication module through leads respectively.
And a wireless communication unit is arranged in the power battery BMS control unit.
The utility model discloses beneficial effect for prior art possesses does: the utility model discloses a set up battery detection controller in the battery box and be used for monitoring power battery's safe condition, and with monitoring data transmission to microcontroller in controlling means on, through carrying out analysis processes to power battery operation data, thereby make navigating mate in time learn power battery's safe condition and warning information through the emitting diode who lights corresponding status indicator, still transmit warning information for navigating mate through the alarm simultaneously, the dual suggestion of status indicator and alarm, can transmit power battery's safe condition is timely, very big improvement power battery's safety monitoring efficiency and warning efficiency.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the circuit control of the present invention;
fig. 3 is a schematic diagram of the circuit structure of the present invention.
In the figure: the system comprises a battery detection monitor 1, a control device 2, a warning device 3, an alarm 4, a temperature sensor 5, a smoke sensor 6, a humidity sensor 7, a gas sensor 8, a pressure sensor 9, an electromagnetic valve 10, an AD conversion module 11, a power battery 12, an ignition switch 13, a microcontroller 21, a power conversion unit 22, a motor control unit 23, a power battery BMS control unit 24, a storage module 25, a wireless communication module 26, a display screen 32, a status indicator lamp 33, a position indicator lamp 34, a speedometer 35 and a tachometer 36.
Detailed Description
As shown in fig. 1 to 3, the power battery safety monitoring system of the present invention comprises a battery detection controller 1 disposed in a battery box, and further comprises a control device 2, a warning device 3 and an alarm 4, wherein a temperature sensor 5, a smoke sensor 6, a humidity sensor 7, a gas sensor 8 and a pressure sensor 9 are further disposed in the battery box;
the battery detection controller 1 is connected with an AD conversion module 11 through a lead, the AD conversion module 11 is respectively connected with a temperature sensor 5, a smoke sensor 6, a humidity sensor 7, a gas sensor 8 and a pressure sensor 9 through leads, the signal input end of the battery detection controller 1 is connected with the electric core of a power battery 12, and an electromagnetic valve 10 is arranged between the battery detection controller 1 and the power battery 12;
a circuit control board is arranged in the control device 2, a microcontroller 21 is integrated on the circuit control board, the warning device 3 comprises an instrument cluster and a display screen 32, and a status indicator lamp 33 is arranged on the instrument cluster;
the microcontroller 21 is respectively connected with the battery detection controller 1, the alarm 4, the electromagnetic valve 10, the display screen 32 and the status indicator lamp 33 through leads;
the microcontroller 21 is also connected with a power conversion unit 22, a motor control unit 23 and a power battery BMS control unit 24 through leads respectively;
the power conversion unit 22 is also connected with the power battery 12 and the ignition switch 13 through leads.
The state indicator light 33 is lighted by adopting a light emitting diode, and the state indicator light 33 comprises a braking energy recovery indicator light, a power battery temperature abnormity indicator light, a power battery fault indicator light, a power battery insulation fault indicator light, a system fault indicator light, a power battery cut-off indicator light, a power battery charging indicator light, a DC-DC fault indicator light, a charging state indicator light, a motor overheating indicator light, a motor fault indicator light and a motor overspeed indicator light.
The combination instrument panel is also provided with a position indicator lamp 34, a speedometer 35 and a tachometer 36, and the microcontroller 21 is respectively connected with the position indicator lamp 34, the speedometer 35 and the tachometer 36 through leads.
The microcontroller 21 is also connected to the memory module 25 and the wireless communication module 26 by wires, respectively.
The power battery BMS control unit 24 is internally provided with a wireless communication unit.
The utility model discloses a power battery safety monitoring system, used in the existing novel electric automobile, carry out safety monitoring to the power battery 9 and the state of motor under the car operation process or the quiescent condition, through setting up temperature sensor 5, smoke transducer 6, humidity transducer 7, gas sensor 8, pressure sensor 9 in the battery box, gather the humiture data of the surrounding environment of power battery 12, gather the gas data that the power battery incasement burns and produce, and send the sensor data of gathering to microcontroller 21 in controlling means 2 through battery detection controller 1, microcontroller 21 judges whether the state of current power battery 12 is in normal range through carrying out analysis to the sensor data, when the battery state is abnormal, microcontroller 21 is through lighting the emitting diode of corresponding status indicator lamp, the alarm is displayed on the combination instrument panel, a low level signal is continuously output from the alarm circuit, the alarm 4 sends out warning sound at the moment to prompt a driver or a passenger that the electric automobile breaks down, and the alarm 4 specifically adopts a buzzer.
The power battery cell of the utility model is connected with the signal input end of the battery detection controller 1, the electromagnetic valve 10 is arranged between the battery detector 1 and the cell of the power battery 12, the action of the electromagnetic valve 10 is controlled by the microcontroller 21, the temperature sensor 5 and the pressure sensor 9 transmit the collected data in the sealed battery box to the microcontroller 21, the electrolyte leakage condition in the electric core of the power battery 12 is judged and monitored, when the data of the temperature sensor 5 and the pressure sensor 9 exceed the set range, the electrolyte leakage condition can be judged, at the moment, the microcontroller 21 controls the electromagnetic valve 10 to act to disconnect the power battery 12, and meanwhile, the light emitting diode of the power battery fault indicator lamp is lightened, a low level signal is continuously output at the alarm circuit, and at the moment, the alarm 4 gives out warning sound to prompt a driver or a passenger that the electric automobile breaks down.
The utility model discloses a set up status indicator lamp 33 and alarm 4, electric core electrolyte to appearing leaks, this three kinds of circumstances of temperature drastic change carry out dual fault suggestion in the power battery system internal combustion production gas and the battery box, very big improvement to the judgement and the warning efficiency of electric automobile emergence battery security trouble, effectual and power battery BMS the control unit 24 to power battery pressure difference trouble, power battery overvoltage fault, the too big trouble of power battery electric current is distinguished and is indicateed, can make navigating mate distinguish the battery trouble fast more with convenient, thereby make more accurate fault handling mode on next step.
The utility model discloses still monitor the whole safety situation in the electric automobile through setting up motor control unit 23, power conversion unit 22, power battery BMS the control unit 24, motor control unit 23 monitors the motor operation condition through gathering overheat, trouble, the overspeed data of motor operation process to monitor and early warning the motor condition through setting up motor overheat pilot lamp, motor trouble pilot lamp, motor overspeed pilot lamp on the combination gauge board; the power conversion unit 22 may perform data collection for a battery charger DC-DC fault.
The control device 2 is further provided with a storage module 25 and a wireless communication module 26, the storage module is used for storing data collected by the sensor and motor control unit 23, the power conversion unit 22 and the power battery BMS control unit 24, and the wireless communication module 26 is used for carrying out wireless communication with communication equipment on the electric automobile and sending safety monitoring data of the electric automobile to vehicle-mounted communication equipment in time.
Be provided with combination instrument board in the warning device 3, display screen 32 is used for warning the power battery trouble of monitoring, the status indicator lamp 33 that specifically sets up on combination instrument board shows and shows simultaneously on display screen 32 and corresponds the fault sign and carry out the fault indication, still be provided with position pilot lamp 34 that is used for monitoring the warning to some operating conditions of electric automobile on the combination instrument board, speedometer 35 and tachometer 36, status indicator lamp 33 on the combination instrument board adopts emitting diode to carry out the status mark, control it through microcontroller 21 and light and extinguish, display screen 32 specifically adopts.
The utility model discloses still be provided with power battery warning sign on display screen 32, pop out power battery warning sign on display screen 32 when power battery breaks down and lights the status indicator lamp, and this power battery warning sign sets up to add the appearance of establishing the icon of starting a fire on the battery icon, distinguishes with traditional battery low power mark, and current electric automobile battery warning sign generally shows on combination meter, the utility model discloses a power battery warning sign is power battery fault mark, can represent multiple trouble, like power battery pressure difference trouble, power battery overvoltage fault, power battery electric current too big trouble etc. also show this mark when battery detection controller 1 sends the warning, when this mark activation, the driver can judge directly perceived and react.
About the utility model discloses what the concrete structure need explain, the utility model discloses a each part module connection relation each other is definite, realizable, except that the special explanation in the embodiment, its specific connection relation can bring corresponding technological effect to based on do not rely on under the prerequisite of corresponding software program execution, solve the utility model provides a technical problem, the utility model provides a model, the connection mode of parts, module, specific components and parts that appear all belong to the prior art such as the published patent that technical staff can acquire before the application day, published journal paper, or common general knowledge, need not to describe in detail for the technical scheme that the present case provided is clear, complete, realizable, and can be according to this technical means or obtain corresponding entity product.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. The utility model provides a power battery safety monitoring system, is including setting up battery detection controller (1) in the battery box, its characterized in that: the battery box is characterized by further comprising a control device (2), a warning device (3) and an alarm (4), wherein a temperature sensor (5), a smoke sensor (6), a humidity sensor (7), a gas sensor (8) and a pressure sensor (9) are further arranged in the battery box;
the battery detection controller (1) is connected with an AD conversion module (11) through a lead, the AD conversion module (11) is respectively connected with a temperature sensor (5), a smoke sensor (6), a humidity sensor (7), a gas sensor (8) and a pressure sensor (9) through leads, a signal input end of the battery detection controller (1) is connected with an electric core of a power battery (12), and an electromagnetic valve (10) is arranged between the battery detection controller (1) and the power battery (12);
a circuit control board is arranged in the control device (2), a microcontroller (21) is integrated on the circuit control board, the warning device (3) comprises an assembled instrument panel and a display screen (32), and a status indicator lamp (33) is arranged on the assembled instrument panel;
the microcontroller (21) is respectively connected with the battery detection controller (1), the alarm (4), the electromagnetic valve (10), the display screen (32) and the status indicator lamp (33) through leads;
the microcontroller (21) is also connected with the power supply conversion unit (22), the motor control unit (23) and the power battery BMS control unit (24) through leads respectively;
the power supply conversion unit (22) is also connected with the power battery (12) and the ignition switch (13) through leads.
2. The power battery safety monitoring system according to claim 1, characterized in that: the state indicator lamp (33) is lighted by adopting a light-emitting diode, and the state indicator lamp (33) comprises a braking energy recovery indicator lamp, a power battery temperature abnormity indicator lamp, a power battery fault indicator lamp, a power battery insulation fault indicator lamp, a system fault indicator lamp, a power battery cut-off indicator lamp, a power battery charging indicator lamp, a DC-DC fault indicator lamp, a charging state indicator lamp, a motor overheating indicator lamp, a motor fault indicator lamp and a motor overspeed indicator lamp.
3. The power battery safety monitoring system according to claim 1, characterized in that: the combined instrument panel is also provided with a position indicator lamp (34), a speedometer (35) and a tachometer (36), and the microcontroller (21) is respectively connected with the position indicator lamp (34), the speedometer (35) and the tachometer (36) through leads.
4. The power battery safety monitoring system according to claim 1, characterized in that: the microcontroller (21) is also connected with the storage module (25) and the wireless communication module (26) through leads respectively.
5. The power battery safety monitoring system according to claim 1, characterized in that: and a wireless communication unit is arranged in the power battery BMS control unit (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021300967.9U CN212889877U (en) | 2020-07-06 | 2020-07-06 | Power battery safety monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021300967.9U CN212889877U (en) | 2020-07-06 | 2020-07-06 | Power battery safety monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212889877U true CN212889877U (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021300967.9U Active CN212889877U (en) | 2020-07-06 | 2020-07-06 | Power battery safety monitoring system |
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|---|---|
| CN (1) | CN212889877U (en) |
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2020
- 2020-07-06 CN CN202021300967.9U patent/CN212889877U/en active Active
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