CN215186018U

CN215186018U - Integrated USB charger module

Info

Publication number: CN215186018U
Application number: CN202120946362.5U
Authority: CN
Inventors: 王万里
Original assignee: Jiangyin Wonder Electronic Co ltd
Current assignee: Jiangyin Wonder Electronic Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-12-14
Anticipated expiration: 2031-05-06

Abstract

The utility model relates to a USB technical field that charges, concretely relates to USB charger module integrates, include EMI circuit module, input rectification filter circuit module, transformer module, output rectification filter circuit module, agreement recognition circuit module and the USB port module that connects gradually according to the order from the mains power input to the output that charges, still include PWM control circuit module and feedback circuit module, feedback circuit module connects output rectification filter circuit module with between the PWM control circuit module, transformer module with PWM control circuit module is connected, input rectification filter circuit module connects PWM control circuit module. The utility model provides a USB charger module that the installation is simple, the use is convenient, low in production cost, can adapt to multiple model socket, and the security is good.

Description

Integrated USB charger module

Technical Field

The utility model relates to a USB technical field that charges, concretely relates to USB charger module integrates.

Background

Currently, 10.5W USB charging sockets (suitable for 86-type USB charging sockets) in the market mainly include through USB sockets, USB sockets with switch buttons, and the like.

Because the 86 type USB charging socket market is still in the initial stage, the standard of the USB socket has not perfect safety indexes, so that a plurality of low-price USB sockets in the market mostly belong to a through USB socket, the USB in the socket is directly kept in contact with the household voltage all the time, the running is kept all the time, the service life is greatly shortened, and great potential safety hazards exist.

The USB socket with the switch outside and the USB circuit on-off are integrated on one button, so that the USB does not need to be always kept in contact with the household voltage, and the potential safety hazard is greatly reduced.

In view of the fact that the USB socket with the switch button is not user friendly, the product tends to be developed toward the direction of automatically switching on and off the USB socket.

Therefore, it is a technical problem to be solved by those skilled in the art to develop a USB charger module that is simple to install, convenient to use, low in production cost, and capable of adapting to various types of sockets.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an installation is simple, use convenient, low in production cost, can adapt to the USB charger module of multiple model socket, and specific technical scheme is as follows:

the utility model provides an integrated USB charger module, includes EMI circuit module, input rectification filter circuit module, transformer module, output rectification filter circuit module, agreement identification circuit module and the USB port module that connects gradually according to the order from the mains supply input to the output of charging, still includes PWM control circuit module and feedback circuit module, feedback circuit module connects output rectification filter circuit module with between the PWM control circuit module, transformer module with the PWM control circuit module is connected, input rectification filter circuit module connects the PWM control circuit module.

As the utility model discloses a preferred scheme, EMI circuit module, input rectification filter circuit module, transformer module, output rectification filter circuit module, feedback circuit module, PWM control circuit module, agreement recognition circuit module and USB port module are integrated on the PCB circuit board.

The further improved scheme is as follows: the PCB circuit board comprises a first PCB circuit board and a second PCB circuit board, the EMI circuit module, the input rectifying and filtering circuit module, the transformer module, the output rectifying and filtering circuit module, the feedback circuit module and the PWM control circuit module are integrated on the first PCB circuit board, and the protocol identification circuit module and the USB port module are integrated on the second PCB circuit board.

The utility model discloses in, the USB charger module that integrates is installed in the USB socket.

The utility model discloses in, the USB socket includes socket shell, first PCB circuit board and second PCB circuit board are fixed in the socket shell.

Preferably, a USB female seat is arranged on the second PCB, and a linked switch and a USB socket are arranged on the USB female seat; the input end of the charger module is connected with the output end of the linked switch in parallel, the positive and negative poles of the output end of the charger module are correspondingly connected with the positive and negative poles of the power end of the USB socket, and the input end of the linked switch is connected with the power supply.

Preferably, the USB socket is a 86-type USB charging socket.

The utility model discloses in, the USB charger module passes through protocol identification circuit module acquires the battery charging outfit information.

The utility model has the advantages that:

first, the utility model discloses an integrate USB charger module through set up agreement identification circuit module in integrating USB charger module, can acquire the battery charging outfit information to improve the adaptability and the security of charging.

Second, the utility model discloses an integrated USB charger module adopts modularization and integration design, and the PCB circuit board sets up to first PCB circuit board and second PCB circuit board to can adapt to multiple model socket, its suitability is good, and modularization and integration design can reduction in production cost.

Third, the utility model discloses an integrate USB charger module, the USB socket installation that charges is simple, and it is convenient to use.

Fourth, the utility model discloses a USB charger module integrates is provided with the link switch, can pass through the link switch power-off when the USB charger does not use, has eliminated the potential safety hazard.

Drawings

Fig. 1 is a schematic structural diagram of an integrated USB charger module according to the present invention;

fig. 2 is a schematic structural diagram (exploded view of the socket) illustrating the integrated USB charger module of fig. 1 mounted on a USB socket.

In the figure: 1. USB socket, 2, socket casing, 3, first PCB circuit board, 4, second PCB circuit board.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-2, the utility model discloses an integrated USB charger module's embodiment, include EMI (filter) circuit module, input rectification filter circuit module, transformer module, output rectification filter circuit module, agreement recognition circuit module and the USB port module that connects gradually according to the order from the mains power input to the output of charging, still include PWM (pulse width modulation) control circuit module and feedback circuit module, feedback circuit module connects output rectification filter circuit module with between the PWM control circuit module, transformer module with the PWM control circuit module is connected, input rectification filter circuit module connects the PWM control circuit module.

As a preferred solution of this embodiment, the EMI circuit module, the input rectifying and filtering circuit module, the transformer module, the output rectifying and filtering circuit module, the feedback circuit module, the PWM control circuit module, the protocol identification circuit module, and the USB port module are integrated on a PCB (printed circuit board).

The further improved scheme is as follows: the PCB circuit board includes first PCB circuit board and second PCB circuit board, EMI circuit module, input rectifier filter circuit module, transformer module, output rectifier filter circuit module, feedback circuit module and PWM control circuit module are integrated on first PCB circuit board 3, agreement discernment circuit module and USB port module are integrated on second PCB circuit board 2.

In this embodiment, the integrated USB charger module is installed in the USB socket 1.

In this embodiment, the USB socket 1 includes a socket housing 2, and the first PCB and the second PCB are fixed in the socket housing 2.

Preferably, a USB female socket is arranged on the second PCB 2, and a ganged switch and a USB socket are arranged on the USB female socket; the input end of the charger module is connected with the output end of the linked switch in parallel, the positive and negative poles of the output end of the charger module are correspondingly connected with the positive and negative poles of the power end of the USB socket, and the input end of the linked switch is connected with the power supply.

Preferably, the USB socket 1 is configured as a 86-type USB charging socket.

In this embodiment, the USB charger module obtains the information of the charging device through the protocol identification circuit module.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an integrated USB charger module, its characterized in that includes EMI circuit module, input rectification filter circuit module, transformer module, output rectification filter circuit module, agreement recognition circuit module and the USB port module that connects gradually according to the order from the mains supply input to the output of charging, still includes PWM control circuit module and feedback circuit module, feedback circuit module connects output rectification filter circuit module with between the PWM control circuit module, transformer module with the PWM control circuit module is connected, input rectification filter circuit module connects the PWM control circuit module.

2. The integrated USB charger module of claim 1, wherein the EMI circuit module, the input rectifying and filtering circuit module, the transformer module, the output rectifying and filtering circuit module, the feedback circuit module, the PWM control circuit module, the protocol identification circuit module and the USB port module are integrated on a PCB circuit board.

3. The integrated USB charger module according to claim 2, wherein the PCB circuit boards comprise a first PCB circuit board and a second PCB circuit board, the EMI circuit module, the input rectifying and filtering circuit module, the transformer module, the output rectifying and filtering circuit module, the feedback circuit module and the PWM control circuit module are integrated on the first PCB circuit board, and the protocol identification circuit module and the USB port module are integrated on the second PCB circuit board.

4. An integrated USB charger module as claimed in claim 3, mounted in a USB socket.

5. An integrated USB charger module according to claim 4 characterised in that the USB socket includes a socket housing, the first and second PCB boards being secured within the socket housing.

6. The integrated USB charger module according to claim 5, wherein a USB female socket is arranged on the second PCB, and a linked switch and a USB socket are arranged on the USB female socket; the input end of the charger module is connected with the output end of the linked switch in parallel, the positive and negative poles of the output end of the charger module are correspondingly connected with the positive and negative poles of the power end of the USB socket, and the input end of the linked switch is connected with the power supply.

7. An integrated USB charger module as claimed in claim 5, wherein the USB socket is configured to be a type 86 USB charging socket.

8. The integrated USB charger module as claimed in claim 1, wherein the USB charger module obtains the charging device information through the protocol recognition circuit module.