CN205646914U - Lithium ion battery charge and discharge protective circuit - Google Patents
Lithium ion battery charge and discharge protective circuit Download PDFInfo
- Publication number
- CN205646914U CN205646914U CN201620431995.1U CN201620431995U CN205646914U CN 205646914 U CN205646914 U CN 205646914U CN 201620431995 U CN201620431995 U CN 201620431995U CN 205646914 U CN205646914 U CN 205646914U
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- CN
- China
- Prior art keywords
- circuit
- charge
- battery
- protection circuit
- lithium ion
- 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.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The utility model provides a lithium ion battery charge and discharge protective circuit, includes battery, battery protection circuit, overflows fusing circuit, charge management IC, charge protection circuit and bluetooth module, it forms the discharge circuit to export the load to after the battery output end loops through the battery protection circuit and overflows the fusing circuit, external charger loops through and exports the battery behind charge protection circuit, charge management IC and the battery protection circuit to and form charging circuit, charge management IC includes communication module, constant current constant voltage module and detection module, charge management IC and bluetooth module are connected, and charge management IC is equipped with the output of being connected communication with the device controller, the charge protection circuit includes anticreep circuit, prevents reverse charge way and power dissipation circuit. The utility model discloses increase the protection circuit in the charge -discharge return circuit, the life of extension battery, set up bluetooth module in the circuit, can with the external equipment communication, the real -time reading battery use the electrical parameter, convenience of customers understands the battery status.
Description
Technical field
This utility model relates to lithium ion battery, in particular for the charge-discharge protection circuit of the lithium ion battery on bicycle tracker.
Background technology
Smart machine on bicycle gets more and more, and these smart machines are it is generally required to there is battery to power, and the electricity of general dry battery, voltage and service life do not comply with requirement, and lithium ion battery is widely used in the power supply of mini-plant.The charge-discharge circuit of lithium battery is very big on battery life impact, for the electrical equipment that bicycle this kind is special, needs to arrange a charge-discharge circuit being suitable for bicycle tracker.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of lithium ion battery charge-discharge protection circuit, with communication function, monitors the parameter of battery in real time, and charging and discharging has reliable protection circuit, it is ensured that the service life of battery.
For solving above-mentioned technical problem, the technical solution of the utility model is: a kind of lithium ion battery charge-discharge protection circuit, including battery, battery protecting circuit, crosses stream Zapping circuit, Charge Management IC, charge protector and bluetooth module；After described battery output passes sequentially through battery protecting circuit and crosses stream Zapping circuit, output forms discharge circuit to load；External charger exports after passing sequentially through charge protector, Charge Management IC and battery protecting circuit to battery formation charging circuit；Described Charge Management IC includes that communication module, constant current constant voltage module and detection module, described Charge Management IC are connected with bluetooth module, and Charge Management IC is provided with the outfan being connected communication with device controller；Described charge protector includes Anti-leakage circuit, anti-reverse charging circuit and power-dissipating circuit.This utility model is provided with charge protector in charge circuit and battery protecting circuit is charged protection, was provided with stream Zapping circuit and battery protecting circuit carries out discharge prevention, and extended the service life of battery while protection circuit in discharge loop.Bluetooth module is set in circuit, it is possible to peripheral device communication, reads the power consumption parameter of battery in real time, facilitates user to understand battery status.
As improvement, being provided with electromotor, the outfan of described electromotor is connected with charger by boosting voltage stabilizing and rectification circuit.Electromotor can be combined with the wheel of bicycle, and bicycle running allows to drive electromotor to generate electricity, and expands the range of battery.
As improvement, described Charge Management IC is chip BQ24012.
As improvement, described battery protecting circuit is chip MP31ABE.
As improvement, described charge protector is made up of the diode of three series connection.
This utility model is compared with prior art had the benefit that
This utility model is provided with charge protector in charge circuit and battery protecting circuit is charged protection, was provided with stream Zapping circuit and battery protecting circuit carries out discharge prevention, and extended the service life of battery while protection circuit in discharge loop.Bluetooth module is set in circuit, it is possible to peripheral device communication, reads the power consumption parameter of battery in real time, facilitates user to understand battery status.
Accompanying drawing explanation
Fig. 1 is this utility model circuit structure block diagram.
Fig. 2 is this utility model circuit theory diagrams.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is described in further detail.
As shown in Figure 1, 2, a kind of lithium ion battery charge-discharge protection circuit for bicycle tracker, it includes battery, battery protecting circuit, crosses stream Zapping circuit, Charge Management IC, charge protector and bluetooth module.Described Charge Management IC is chip BQ24012；Described battery protecting circuit is chip MP31ABE；Described charge protector is made up of the diode of three series connection.After described battery output passes sequentially through battery protecting circuit and crosses stream Zapping circuit, output forms discharge circuit to load.External charger exports after passing sequentially through charge protector, Charge Management IC and battery protecting circuit to battery formation charging circuit.Described Charge Management IC includes communication module, constant current constant voltage module and detection module.Described Charge Management IC is connected with bluetooth module, and Charge Management IC is provided with the outfan being connected communication with device controller.Described charge protector includes Anti-leakage circuit, anti-reverse charging circuit and power-dissipating circuit.Battery of the present utility model is used for bicycle, can increase electromotor, the outfan of described electromotor is connected with charger by boosting voltage stabilizing and rectification circuit, and bicycle running allows to drive electromotor to generate electricity, anywhere or anytime battery can be charged, expand the range of battery.
This utility model is provided with charge protector in charge circuit and battery protecting circuit is charged protection, was provided with stream Zapping circuit and battery protecting circuit carries out discharge prevention, and extended the service life of battery while protection circuit in discharge loop.Bluetooth module is set in circuit, it is possible to peripheral device communication, reads the power consumption parameter of battery in real time, facilitates user to understand battery status.
Claims (5)
1.A kind of lithium ion battery charge-discharge protection circuit, it is characterised in that: include battery, battery protecting circuit, cross stream Zapping circuit, Charge Management IC , charge protector and bluetooth module；After described battery output passes sequentially through battery protecting circuit and crosses stream Zapping circuit, output forms discharge circuit to load；External charger passes sequentially through charge protector, Charge Management IC With export after battery protecting circuit to battery formed charging circuit；Described Charge Management IC Including communication module, constant current constant voltage module and detection module, described Charge Management IC With bluetooth module Connect, Charge Management IC It is provided with the outfan being connected communication with device controller；Described charge protector includes Anti-leakage circuit, anti-reverse charging circuit and power-dissipating circuit.
2.According to claim 1 Described a kind of lithium ion battery charge-discharge protection circuit, it is characterised in that: being provided with electromotor, the outfan of described electromotor is connected with charger by boosting voltage stabilizing and rectification circuit.
3.According to claim 1 Described a kind of lithium ion battery charge-discharge protection circuit, it is characterised in that: described Charge Management IC For chip BQ24012 。
4.According to claim 1 Described a kind of lithium ion battery charge-discharge protection circuit, it is characterised in that: described battery protecting circuit is chip MP31ABE 。
5.According to claim 1 Described a kind of lithium ion battery charge-discharge protection circuit, it is characterised in that: described charge protector is made up of the diode of three series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431995.1U CN205646914U (en) | 2016-05-13 | 2016-05-13 | Lithium ion battery charge and discharge protective circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431995.1U CN205646914U (en) | 2016-05-13 | 2016-05-13 | Lithium ion battery charge and discharge protective circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205646914U true CN205646914U (en) | 2016-10-12 |
Family
ID=57058950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620431995.1U Expired - Fee Related CN205646914U (en) | 2016-05-13 | 2016-05-13 | Lithium ion battery charge and discharge protective circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205646914U (en) |
-
2016
- 2016-05-13 CN CN201620431995.1U patent/CN205646914U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20210513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |