CN201868923U - Portable intelligent lithium battery charger - Google Patents

Abstract

The utility model provides a portable intelligent lithium battery charger, it includes: the shell, locate the circuit module in the shell, and with circuit module electric connection's several communication interface, including control module in this circuit module, respectively with control module electric connection's battery identification module, and charging circuit module, this several communication interface includes power source, printer main battery interface, and from battery interface, this power source and control module electric connection, printer main battery interface and from battery interface one end all with battery identification module electric connection, the other end all with charging circuit electric connection. The utility model discloses a portable intelligent lithium battery charger, it has the priority function of charging of principal and subordinate battery discernment, no matter under any charging situation, all priority printer main battery that charges, then the follow battery of recharging to improve to a certain extent with the volume and with the charge efficiency that single charging and charging simultaneously under the power.

Description

Portable Smart Lithium Battery Charger

technical field

The utility model relates to the technical field of intelligent lithium battery charging identification, in particular to a portable intelligent lithium battery charger.

Background technique

The smart chargers currently on the market generally use a single CPU to implement intelligent charge and discharge control, and its functions are relatively simple. When charging a single battery or multiple batteries that are in place at the same time, the existing chargers only have a single The function of charging or charging at the same time does not have the function of automatic identification, and the rechargeable battery cannot be divided into master and slave, so that the master battery is charged first, and then the slave is charged. Under this condition, the output power and conversion efficiency of the slave are greatly limited.

Utility model content

The purpose of this utility model is to provide a portable intelligent lithium battery charger, which has a priority charging function for master-slave battery identification. No matter in any charging situation, it will give priority to charging the main battery of the printer, and then charge the slave battery. To a certain extent, the charging efficiency of single charging and simultaneous charging under the same volume and the same power is improved.

In order to achieve the above object, the utility model provides a portable intelligent lithium battery charger, which includes: a housing, a circuit module located in the housing, and several communication interfaces electrically connected to the circuit module, the circuit module includes a control module, a battery identification module electrically connected to the control module, and a charging circuit module. The communication interfaces include a power interface, a printer main battery interface, and a slave battery interface. The power interface is electrically connected to the control module. One end of the battery interface and the secondary battery interface are both electrically connected to the battery identification module, and the other ends are electrically connected to the charging circuit.

The shell is provided with a battery slot, the slave battery interface is set in the battery slot, a slave battery is placed in the battery slot, and is electrically connected with the charging circuit through the slave battery interface.

The housing is also provided with a host charging indicator and a slave charging indicator, the host charging indicator is electrically connected to the main battery interface of the printer, and the slave charging indicator is electrically connected to the slave battery interface.

The charging circuit includes a host charging circuit and a slave charging circuit, the host charging circuit and the slave charging circuit are electrically connected to the control module, the main battery interface of the printer is electrically connected to the host charging circuit, and the slave battery interface is connected to the slave battery interface. The machine charging circuit is electrically connected.

The battery identification module is provided with a detection circuit for detecting the interface of the main battery of the printer and the interface of the slave battery, and the detection circuit is electrically connected with the interface of the main battery of the printer and the interface of the slave battery respectively.

The control module is a microcontroller.

Beneficial effects of the utility model: the portable intelligent lithium battery charger provided by the utility model is especially designed for portable printers in the IT industry, and has a priority charging function of master-slave battery identification, and it is given priority no matter in any charging condition. Charge the main battery of the printer, and then charge the secondary battery, thus solving the current situation that when a single battery or multiple batteries are in place at the same time, the charger only has a single charge or simultaneous charge, which greatly improves the portable intelligent lithium battery charger. The charging efficiency under high power improves the utilization efficiency of the backup battery for portable products.

In order to further understand the features and technical contents of the present utility model, please refer to the following detailed description and accompanying drawings of the present utility model. However, the accompanying drawings are for reference and illustration only, and are not intended to limit the present utility model.

Description of drawings

The technical solution and other beneficial effects of the utility model will be apparent through the detailed description of the specific implementation of the utility model in conjunction with the accompanying drawings.

In the attached picture,

Fig. 1 is the structural representation of a specific embodiment of portable intelligent lithium battery charger in the utility model;

Fig. 2 is a schematic diagram of the module structure of a specific embodiment of the portable intelligent lithium battery charger in the present invention.

Detailed ways

In order to further illustrate the technical means adopted by the utility model and its effects, a detailed description will be given below in conjunction with preferred embodiments of the utility model and accompanying drawings.

As shown in Figures 1 and 2, the utility model provides a portable intelligent lithium battery charger, which includes: a housing 10, a circuit module located in the housing 10, and several communication interfaces electrically connected to the circuit module, the The circuit module includes a control module 22, a battery identification module 24 electrically connected to the control module 22, and a charging circuit module. The communication interfaces include a power interface 32, a printer main battery interface 34, and a battery interface 36. The power interface 32 is electrically connected to the control module 22 , one end of the main battery interface 34 and the slave battery interface 36 are both electrically connected to the battery identification module 24 , and the other ends are electrically connected to the charging circuit.

Wherein, the shell 10 is provided with a battery slot 12 , the secondary battery interface 36 is set in the battery slot 12 , a secondary battery is placed in the battery slot 12 , and is electrically connected with the charging circuit through the secondary battery interface 36 . The power interface 32 and the main battery interface 34 of the printer can be arranged at any position of the casing 10 . In this specific embodiment, the power interface 32 is arranged on the left side of the casing 10 , and the printer main battery interface 34 is arranged on the right side of the casing 10 . Said housing 10 is also provided with a host charging indicator 14 and a slave charging indicator 16, the host charging indicator 14 is electrically connected to the main battery interface 34 of the printer, and the slave charging indicator 16 is connected to the slave battery interface 36. electrical connection. The host charging indicator 14 and the slave charging indicator 16 can carry out corresponding charging instructions to the main battery of the printer and the slave battery. When the printer master battery and the slave battery are not in place, the host charging indicator 14 and the slave charge Indicator light 16 is not lit.

In particular, as a preferred embodiment of the present invention, the control module 22 can be a microcontroller, and the battery identification module 24 is provided with a detection device for detecting the main battery interface 34 and the secondary battery interface 36 of the printer. A circuit (not shown), the detection circuit is electrically connected to the main battery interface 34 of the printer and the interface 36 of the secondary battery, so as to detect and identify whether the main battery of the printer and the secondary battery are in place. Further, the charging circuit may include a host charging circuit 26 and a slave charging circuit 28, the host charging circuit 26 and the slave charging circuit 28 are both electrically connected to the control module 22, and the main battery interface 34 of the printer is charged with the host. The circuit 26 is electrically connected, and the slave battery interface 36 is electrically connected to the slave charging circuit 28 .

When the portable intelligent lithium battery charger of the utility model is working, a power cord is inserted into the power supply interface 32, and the portable intelligent lithium battery charger is electrically connected with the AC mains; Inside the slot 12 , a printer is electrically connected through the main battery interface 34 of the printer. In any charging situation, as long as the detection circuit in the battery identification module 24 detects that the main battery of the printer is in place, the portable intelligent lithium battery charger will give priority to charging the printer, that is, the main battery of the printer will be charged first, and then the main battery of the printer will be charged. from the battery. When charging the slave battery, as long as the detection circuit detects that the main battery of the printer is in place, the battery identification module 24 will automatically identify it, and switch to charge the main battery of the printer through the control module 22 until the main battery of the printer is fully charged. Charge from the battery.

To sum up, the portable intelligent lithium battery charger provided by the utility model is especially designed for portable printers in the IT industry. The main battery, and then recharge the secondary battery, thus solving the current situation that when a single battery or multiple batteries are in place at the same time, the charger only has a single charge or simultaneous charging, which greatly improves the performance of portable smart lithium battery chargers with the same volume and power. The charging efficiency improves the utilization efficiency of the backup battery for portable products.

As mentioned above, for those of ordinary skill in the art, various other corresponding changes and deformations can be made according to the technical scheme and technical concept of the present utility model, and all these changes and deformations should belong to the appendix of the utility model. The scope of the claims.

Claims (6)

1. A portable intelligent lithium battery charger, characterized in that, comprising: a housing, a circuit module located in the housing, and several communication interfaces electrically connected with the circuit module, the circuit module includes a control module, respectively The control module is electrically connected to the battery identification module and the charging circuit module. The communication interfaces include a power supply interface, a printer main battery interface, and a slave battery interface. The power interface is electrically connected to the control module, and the printer main battery interface and the slave battery interface One end of the battery interface is electrically connected to the battery identification module, and the other end is electrically connected to the charging circuit. 2. The portable intelligent lithium battery charger as claimed in claim 1, wherein a battery slot is provided on the casing, the slave battery interface is arranged in the battery slot, a slave battery is placed in the battery slot, and the The slave battery interface is electrically connected with the charging circuit. 3. The portable smart lithium battery charger as claimed in claim 2, wherein the housing is also provided with a host charging indicator and a slave charging indicator, and the host charging indicator is electrically connected to the main battery interface of the printer. The charging indicator of the slave machine is electrically connected with the slave battery interface. 4. The portable intelligent lithium battery charger as claimed in claim 1, wherein the charging circuit includes a host charging circuit and a slave charging circuit, and the host charging circuit and the slave charging circuit are connected to the control module. The main battery interface of the printer is electrically connected with the host charging circuit, and the slave battery interface is electrically connected with the slave charging circuit. 5. The portable intelligent lithium battery charger as claimed in claim 1, wherein the battery identification module is provided with a detection circuit for detecting the main battery interface of the printer and the secondary battery interface, and the detection circuit is connected with the battery interface respectively. The main battery interface of the printer and the secondary battery interface are electrically connected. 6. The portable intelligent lithium battery charger according to claim 1, wherein the control module is a microcontroller.

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