CN218549538U - Battery monitoring circuit with voice broadcast function - Google Patents
Battery monitoring circuit with voice broadcast function Download PDFInfo
- Publication number
- CN218549538U CN218549538U CN202222096004.7U CN202222096004U CN218549538U CN 218549538 U CN218549538 U CN 218549538U CN 202222096004 U CN202222096004 U CN 202222096004U CN 218549538 U CN218549538 U CN 218549538U
- Authority
- CN
- China
- Prior art keywords
- battery
- circuit
- information
- voice broadcast
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a take battery monitoring circuit of voice broadcast function relates to battery charge and discharge field, and this take battery monitoring circuit of voice broadcast function includes: the CAN-BP-8080 is used for receiving the information sent by the charger, reading and processing the information, sending a control signal according to the information to control the work of the loudspeaker and the LED indicator lamp, and broadcasting different information states with different broadcasting contents; compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can monitor the change of data in real time, carry out different warning according to the different charged state of charging machine output and remind the report, can make managers discover the proruption situation at the very first time and in time handle, avoid causing bigger loss, just the utility model discloses low power dissipation, small, simple to operate, configuration are nimble, the operation is stable, and easy to assemble is applicable to multiple charging machine and uses, and the help has realized standardized monitoring and transformation.
Description
Technical Field
The utility model relates to a battery measurement field specifically is a take battery monitoring circuit of voice broadcast function.
Background
With the increasingly wide application of batteries and the basic characteristics of the batteries, the reasonable use of the batteries can effectively prolong the service life of the batteries and reduce environmental pollution, the charging and discharging of the batteries are important parts, and the reasonable charging and discharging mode can reduce the battery loss.
The common charger monitoring system adopts a display screen to display all charging and discharging information, can only monitor the charger monitoring system per se, and is sensitive to the working environment with large dust and noise. The device is not friendly enough in the use environment that the device use place is far away from the user, is easily influenced by environmental noise and other interference in the information transmission, and has time difference in the knowledge of the real-time state of the charger. Under the use condition, the battery can be damaged to a certain extent because the battery cannot be maintained in real time, and the charger is easy to have safety accidents, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take battery monitoring circuit of voice broadcast function to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a take battery monitoring circuit of voice broadcast function, includes:
the charger is used for outputting charger state, output power, battery state, relay state and communication state information to the CAN-BP-8080;
the CAN-BP-8080 is used for receiving the information sent by the charger, reading and processing the information, sending a control signal according to the information to control the work of the loudspeaker and the LED indicator lamp, and broadcasting different information states with different broadcasting contents;
the LED warning module is used for receiving the control of the CAN-BP-8080 and giving out light by the LED;
the voice broadcast module is used for receiving the control of the CAN-BP-8080 and voice broadcast prompts;
the CAN-BP-8080 comprises:
the MCU is used for receiving input information of the charger, judging information states and triggering different working modes of the LED warning module and the voice broadcast module according to different information states;
the CAN communication chip is used for constructing a local area network between the MCU and the charger;
a voltage extension circuit for extending a range of an input voltage;
the reverse connection protection circuit is used for grounding and draining after the polarity is reversely connected;
the charger is connected with the CAN communication chip, the CAN communication chip is connected with the MCU, the reverse connection protection circuit is connected with the voltage expansion circuit, the voltage expansion circuit is connected with the MCU and the CAN communication chip, and the MCU is connected with the LED warning module and the voice broadcast module.
As the utility model discloses further scheme again: the reverse connection protection circuit comprises an interface CN3, the first end of the interface CN3 is connected with the cathode of the battery, the first end of the battery interface CN3 is grounded, the second end of the interface CN3 is connected with the anode of the battery and the anode of a diode D6, the cathode of the diode D6 is connected with the cathode of a diode D2 and the voltage expansion circuit, and the anode of the diode D2 is grounded.
As a further aspect of the present invention: the voltage expansion circuit comprises an integrated circuit U8, a pin No. 2 of the integrated circuit U8 is connected with one end of a resistor R30, the other end of the resistor R30 is connected with one end of a resistor R29, the other end of the resistor R29 is connected with a pin No. 3 of the integrated circuit U8, the reverse connection protection circuit is connected with the 11 pin of the integrated circuit U8 to output 12V voltage, a pin No. 14 of the integrated circuit U8 is connected with a pin No. 15 of the integrated circuit U8, one end of a capacitor C25 and one end of an inductor L1, the other end of the capacitor C25 is connected with a pin No. 16 of the integrated circuit U8, the other end of the inductor L1 is connected with one end of the capacitor C29, one end of a capacitor E2 and a pin No. 11 of the integrated circuit U8, the other end of the capacitor C29 is grounded, the other end of the capacitor E2 is grounded, and the model of the integrated circuit U8 is LM5575.
As the utility model discloses further scheme again: the information states comprise 16A/32A gear non-closing detection at the time of starting charging, 16A gear closing detection at the time of starting charging, 32A gear closing detection at the time of starting charging, battery output non-connection/reverse connection/short circuit/bad section detection, abnormal commercial power, high-temperature protection of a voltage-stabilized power supply, high-temperature protection of a battery, overlarge output current, overhigh battery voltage, wrong reading of a memory address, incapability of closing a relay, battery error (bad section or battery system error), signal interruption of a CAN (controller area network) signal of the battery, 75% charging and 100% charging.
As the utility model discloses further scheme again: the voice content of the voice broadcast module comprises a low-power mode, a medium-power mode, a high-power mode, an output fault, an input fault, charger over-temperature protection, battery over-temperature protection, overlarge output current, overhigh battery voltage, communication errors, relay faults, BMS communication faults, communication interruption, 75% of the current electric quantity and 100% of the current electric quantity, and charging is to be completed.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a CAN-BP-8080 possess 8V to 36V's operating voltage scope, and application scope is wide, and CAN-BP-8080 CAN receive the running parameter state that the machine sent that charges in real time, CAN monitor the change of data in real time, carries out different warning according to the different charged state of the machine output of charging and reminds the report, CAN make managers discover proruption situation at the very first time and in time handle, avoids causing bigger loss, just the utility model discloses low power dissipation, small, simple to operate, configuration are nimble, the operation is stable, and easy to assemble is applicable to multiple machine of charging and uses, helps having realized standardized monitoring and transformation.
Drawings
Fig. 1 is a schematic diagram of a battery monitoring circuit with a voice broadcasting function.
Fig. 2 is a circuit diagram of the reverse connection protection circuit.
Fig. 3 is a circuit diagram of a voltage spreading circuit.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1, a battery monitoring circuit with a voice broadcasting function includes:
the charger is used for outputting the information of the state of the charger, the output power, the state of a battery, the state of a relay and the communication state to the CAN-BP-8080;
the CAN-BP-8080 is used for receiving the information sent by the charger, reading and processing the information, sending a control signal according to the information to control the work of the loudspeaker and the LED indicator lamp, and broadcasting different information states with different broadcasting contents;
the LED warning module is used for receiving the control of the CAN-BP-8080 and giving out light by the LED;
the voice broadcasting module is used for receiving the control of the CAN-BP-8080 and broadcasting the prompt in voice;
the CAN-BP-8080 comprises:
the MCU is used for receiving input information of the charger, judging information states and triggering different working modes of the LED warning module and the voice broadcast module according to different information states;
the CAN communication chip is used for constructing a local area network between the MCU and the charger;
a voltage extension circuit for extending a range of an input voltage;
the reverse connection protection circuit is used for grounding and draining after the polarity is reversely connected;
the charger is connected with the CAN communication chip, the CAN communication chip is connected with the MCU, the reverse connection protection circuit is connected with the voltage expansion circuit, the voltage expansion circuit is connected with the MCU and the CAN communication chip, and the MCU is connected with the LED warning module and the voice broadcast module.
The LED warning module (different combinations of LEDs), the voice broadcast module (receiving different trigger signals to complete different voice broadcasts), and the charger are all the prior art, and are not described herein again.
MCU, after equipment start, 6 of CAN communication chip, no. 7 pins accept the information that battery charging outfit passed through the transmission of CAN communication line and come, the information processing back that the CAN communication chip will receive is through 1, 4 pins and MCU's 8, no. 9 pins carry out signal transmission, transmit to MCU kernel MPC by GPIO and handle, make MCU 5, 21, no. 22 pins control voice chip carries out different speech signal output, MCU passes through No. 4 pins control power amplification chip entering operating condition, the speech signal of speech chip reports different pronunciation through power amplification drive loudspeaker again.
The reverse connection protection module is used for protecting circuit wiring, the voltage expansion circuit improves the input voltage range, the CAN-BP-8080 CAN normally work under the voltage input of 8V to 36V, the CAN communication chip establishes a CAN local area network, so that the MCU is communicated with a charger, and the MCU is comprehensively controlled.
In this embodiment: referring to fig. 2, the reverse connection protection circuit includes an interface CN3, a first end of the interface CN3 is connected to a negative electrode of the battery, a first end of the battery interface CN3 is grounded, a second end of the interface CN3 is connected to a positive electrode of the battery and a positive electrode of a diode D6, a negative electrode of the diode D6 is connected to a negative electrode of the diode D2 and the voltage spreading circuit, and a positive electrode of the diode D2 is grounded.
When the battery is in positive connection, the output voltage of the battery supplies power for the voltage expansion circuit through the diode D6, and when the battery is in reverse connection, the output voltage of the battery is directly grounded and leaked, so that the safety of the circuit is protected.
In this embodiment: referring to fig. 3, the voltage spreading circuit includes an integrated circuit U8, a pin 2 of the integrated circuit U8 is connected to one end of a resistor R30, the other end of the resistor R30 is connected to one end of a resistor R29, the other end of the resistor R29 is connected to a pin 3 of the integrated circuit U8 and the reverse connection protection circuit, a pin 11 of the integrated circuit U8 outputs 12V voltage, a pin 14 of the integrated circuit U8 is connected to a pin 15 of the integrated circuit U8, one end of a capacitor C25 and one end of an inductor L1, the other end of the capacitor C25 is connected to a pin 16 of the integrated circuit U8, the other end of the inductor L1 is connected to one end of the capacitor C29, one end of a capacitor E2 and the pin 11 of the integrated circuit U8, the other end of the capacitor C29 is grounded, the other end of the capacitor E2 is grounded, and the model number of the integrated circuit U8 is LM5575.
The battery voltage is input, and constant 12V voltage is output through an integrated circuit U8 and is an MCU and CAN communication chip.
LM5575 is a step-down regulator, outputting a continuous current of 1.5A through an internally integrated N-channel MOSFET. The voltage stabilizer utilizes the design of an artificial current mode, can provide internal linear regulation and accurate load transient response, is easy for loop compensation, and does not have the limitation of low duty ratio of the current mode voltage stabilizer.
In this embodiment: the information states comprise 16A/32A gear non-closing detection at the time of starting charging, 16A gear closing detection at the time of starting charging, 32A gear closing detection at the time of starting charging, battery output non-connection/reverse connection/short circuit/bad section detection, abnormal commercial power, high-temperature protection of a voltage-stabilized power supply, high-temperature protection of a battery, overlarge output current, overhigh battery voltage, wrong reading of a memory address, incapability of closing a relay, battery error (bad section or battery system error), signal interruption of a CAN (controller area network) signal of the battery, 75% charging and 100% charging.
In this embodiment: the voice content of the voice broadcasting module comprises a low-power mode, a medium-power mode, a high-power mode, an output fault, an input fault, charger over-temperature protection, battery over-temperature protection, overlarge output current, overhigh battery voltage, communication errors, relay faults, BMS communication faults, communication interruption, 75% of current electric quantity and 100% of current electric quantity, and charging is to be completed.
MCU triggers the voice content that the voice broadcast module corresponds according to the information state of difference, and equipment oneself initiatively reports status information, and equipment oneself carries out the pilot lamp warning to status information, and multiple state voice broadcast, staff's accessible time know the state of battery and machine that charges. Please refer to the following table, a corresponding indication table of information status and voice broadcast.
| Phonetic sequence number | Voice content | Function(s) |
| 1 | Low power mode | When charging is started, the detection is that 16A/32A gears are not closed |
| 2 | Medium power mode | 16A gear closing is detected when charging is started |
| 3 | High power mode | 32A gear closing is detected when charging is started |
| 4 | Output failure | Output no-battery/reverse/short circuit/bad section |
| 5 | Input fault | Detecting |
| 6 | Charger over-temperature protection | High temperature protection of regulated |
| 7 | Over-temperature protection of battery | High temperature protection of |
| 8 | Excessive output current | |
| 9 | Over-voltage of battery | Over-voltage of |
| 10 | Communication error | Reading |
| 11 | Relay failure | The relay can not be closed |
| 12 | BMS communication failure | Battery error (bad section or battery system error) |
| 13 | Communication interruption | And battery |
| 14 | The current electric quantity is 75% | Charging is 75% |
| 15 | The current electric quantity is 100%, and the charging is to be completed | Charging is 100% |
The utility model discloses a theory of operation is: the charger outputs charger state, output power, battery state, relay state and communication state information to the CAN-BP-8080, the CAN-BP-8080 receives the information sent by the charger, reads and processes the information, sends a control signal according to the information to control the work of a loudspeaker and an LED indicator lamp, the broadcast contents of different information states are different, the LED warning module receives the control of the CAN-BP-8080, the LED gives out light for warning, the voice broadcast module receives the control of the CAN-BP-8080, and the voice broadcast prompts.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a take battery monitoring circuit of voice broadcast function which characterized in that:
this take battery monitoring circuit of voice broadcast function includes:
the charger is used for outputting charger state, output power, battery state, relay state and communication state information to the CAN-BP-8080;
the CAN-BP-8080 is used for receiving the information sent by the charger, reading and processing the information, sending a control signal according to the information to control the work of the loudspeaker and the LED indicator lamp, and broadcasting different information states with different broadcasting contents;
the LED warning module is used for receiving the control of the CAN-BP-8080 and giving out light by the LED;
the voice broadcast module is used for receiving the control of the CAN-BP-8080 and voice broadcast prompts;
the CAN-BP-8080 comprises:
the MCU is used for receiving input information of the charger, judging information states and triggering different working modes of the LED warning module and the voice broadcasting module according to different information states;
the CAN communication chip is used for constructing a local area network between the MCU and the charger;
a voltage extension circuit for extending a range of an input voltage;
the reverse connection protection circuit is used for grounding and draining after the polarity is reversely connected;
the charger is connected with the CAN communication chip, the CAN communication chip is connected with the MCU, the reverse connection protection circuit is connected with the voltage expansion circuit, the voltage expansion circuit is connected with the MCU and the CAN communication chip, and the MCU is connected with the LED warning module and the voice broadcast module.
2. The battery monitoring circuit with the voice broadcast function according to claim 1, wherein the reverse connection protection circuit comprises an interface CN3, a first end of the interface CN3 is connected to a negative electrode of the battery, a first end of the battery interface CN3 is grounded, a second end of the interface CN3 is connected to a positive electrode of the battery and a positive electrode of a diode D6, a negative electrode of the diode D6 is connected to a negative electrode of a diode D2 and the voltage expansion circuit, and a positive electrode of the diode D2 is grounded.
3. The battery monitoring circuit with the voice broadcast function according to claim 1, wherein the voltage expansion circuit comprises an integrated circuit U8, a pin 2 of the integrated circuit U8 is connected to one end of a resistor R30, the other end of the resistor R30 is connected to one end of a resistor R29, the other end of the resistor R29 is connected to a pin 3 of the integrated circuit U8, and a reverse connection protection circuit, a pin 11 of the integrated circuit U8 outputs 12V voltage, a pin 14 of the integrated circuit U8 is connected to a pin 15 of the integrated circuit U8, one end of a capacitor C25, and one end of an inductor L1, the other end of the capacitor C25 is connected to a pin 16 of the integrated circuit U8, the other end of the inductor L1 is connected to one end of the capacitor C29, one end of the capacitor E2, and the pin 11 of the integrated circuit U8, the other end of the capacitor C29 is grounded, the other end of the capacitor E2 is grounded, and the model number of the integrated circuit U8 is LM5575.
4. The battery monitoring circuit with voice broadcasting function of claim 1, wherein the information status includes that 16A/32A is not closed when charging is started, 16A is closed when charging is started, 32A is closed when charging is started, battery is not connected/reverse connected/short circuit/bad section is output, commercial power is abnormal, high-temperature protection of regulated power supply, high-temperature protection of battery, excessive output current, excessive battery voltage, error in reading memory address, failure of relay closing, battery error, signal interruption with battery CAN, charging 75%, and charging 100%.
5. The battery monitoring circuit with the voice broadcast function according to claim 4, wherein the voice content of the voice broadcast module comprises a low power mode, a medium power mode, a high power mode, an output fault, an input fault, an over-temperature protection of a charger, an over-temperature protection of a battery, an excessive output current, an excessive battery voltage, a communication error, a relay fault, a BMS communication fault, a communication interruption, 75% of the current electric quantity and 100% of the current electric quantity, and the charging is to be completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222096004.7U CN218549538U (en) | 2022-08-10 | 2022-08-10 | Battery monitoring circuit with voice broadcast function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222096004.7U CN218549538U (en) | 2022-08-10 | 2022-08-10 | Battery monitoring circuit with voice broadcast function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218549538U true CN218549538U (en) | 2023-02-28 |
Family
ID=85268081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222096004.7U Active CN218549538U (en) | 2022-08-10 | 2022-08-10 | Battery monitoring circuit with voice broadcast function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218549538U (en) |
-
2022
- 2022-08-10 CN CN202222096004.7U patent/CN218549538U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218549538U (en) | Battery monitoring circuit with voice broadcast function | |
| CN208736943U (en) | Test macro | |
| CN204407870U (en) | A kind of secondary battery protection circuit | |
| US20240146084A1 (en) | Circuit, method, and oximeter for indicating power supply by applying double-color light-emitting diode | |
| CN209765022U (en) | system for monitoring battery charge and discharge state | |
| CN107394882A (en) | A kind of uninterruptible power system based on GNSS high accuracy positioning mobile terminal devices | |
| CN209119812U (en) | DC energy storage backup power supply with peak load shifting function | |
| CN115173531A (en) | Battery monitoring circuit with voice broadcast function | |
| CN100358213C (en) | Real time on line uninterrupted direct current power source | |
| CN217278841U (en) | Power failure detection circuit, device and equipment for kilomega industrial switch | |
| CN113644725B (en) | Storage battery charge and discharge management and protection system and direct current power supply | |
| CN117882259A (en) | Intelligent connecting device, starting power supply equipment and storage battery clamp equipment | |
| CN203982509U (en) | Intelligent sound acoustic-optic alarm | |
| CN202931019U (en) | Continuous power supply apparatus | |
| WO2023184067A1 (en) | Power supply circuit, battery management system, battery pack and electronic apparatus | |
| CN218335382U (en) | Switch circuit, BMS system and electronic equipment | |
| CN220934882U (en) | Energy storage battery management control circuit and battery pack | |
| CN111817405B (en) | Medical intelligent charging circuit | |
| CN220306967U (en) | Servo numerical control system power supply | |
| CN213423321U (en) | Automatic testing arrangement of battery system high-voltage box | |
| CN220108221U (en) | Heating film control circuit | |
| CN219657744U (en) | DC charger test equipment | |
| CN219304513U (en) | Expanding device of storage battery | |
| CN213093861U (en) | Short-circuit reverse connection protection circuit for battery of medical equipment | |
| CN218243111U (en) | Fault indicator collecting unit for controlling GPRS working mode and improving online rate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |