CN209993830U

CN209993830U - Power socket

Info

Publication number: CN209993830U
Application number: CN201920557669.9U
Authority: CN
Inventors: 邓兆华; 张智斌
Original assignee: Shenzhen Holdtec Innovations Co Ltd
Current assignee: Shenzhen Holdtec Innovations Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-24
Anticipated expiration: 2029-04-23

Abstract

The utility model relates to a power socket. The power socket comprises a power plug, a power line, a socket body and a power jack arranged on the socket body, wherein the socket body is provided with a USB interface, the USB interface comprises a USB-C interface, a circuit board is arranged in the socket body, a PD power adapter circuit is arranged on the circuit board, the input end of the PD power adapter circuit sequentially passes through the power line, the power plug is connected with an external power supply, the output end of the PD power adapter circuit is connected with the USB-C interface, and the PD power adapter circuit is used for converting the voltage of the external power supply into the voltage matched with the USB-C interface. The power socket is suitable for charging various terminal devices, and can meet different operation requirements of users.

Description

Power socket

Technical Field

The utility model relates to a supply socket technical field especially relates to a supply socket.

Background

At present, the sockets used in the market are various, but all have only a single power socket. With the development of technology, more and more electronic products need to be provided with PD power adapters, however, most sockets on the market do not have PD power adapters, and cannot supply power and charge for the electronic products needing PD power adapters, and the operation experience of users is seriously affected.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can compromise supply socket of PD power adapter function.

For realizing the purpose of the utility model, the utility model adopts the following technical scheme:

a power socket comprises a power plug, a power line, a socket body and a power jack arranged on the socket body, wherein the socket body is provided with a USB interface, the USB interface comprises a USB-C interface, a circuit board is arranged in the socket body, a PD power adapter circuit is arranged on the circuit board, the input end of the PD power adapter circuit sequentially passes through the power line, the power plug is connected with an external power supply, the output end of the PD power adapter circuit is connected with the USB-C interface, and the PD power adapter circuit is used for converting the voltage of the external power supply into the voltage matched with the USB-C interface.

The power socket comprises a socket body and a power jack arranged on the socket body, wherein the socket body is also provided with a USB-C interface, a circuit board is arranged in the socket body, the circuit board comprises a PD power adapter circuit, and the PD power adapter circuit is used for converting the voltage of an external power supply into the voltage matched with the USB-C interface. The power socket is suitable for charging various terminal devices, and can meet different operation requirements of users.

In one embodiment, the PD power adapter circuit includes a transformer circuit and a rectifier circuit, an input terminal of the transformer circuit is connected to the external power supply, an output terminal of the transformer circuit is connected to an input terminal of the rectifier circuit, and an output terminal of the rectifier circuit is connected to the USB-C interface.

In one embodiment, a USB switch and a USB indicator lamp are disposed on the socket body, the USB switch is connected to control the USB interface, and the USB indicator lamp is used to indicate the power-on state of the USB interface.

In one embodiment, the socket body is internally provided with a protection device, the protection device comprises a protection door seat, a spring assembly and a protection door cover, the protection door seat is provided with a live wire conductive plug connected with a live wire end of the circuit board and a zero wire conductive plug connected with a zero wire end of the circuit board, the spring assembly is installed in the protection door seat, and the protection door cover is configured to cover the live wire conductive plug and the zero wire conductive plug in the protection door seat when the power plug is not inserted into the power jack.

In one embodiment, the socket body comprises an upper cover and a lower cover, and the upper cover is detachably connected with the lower cover.

In one embodiment, the USB interface further comprises a USB-a interface.

Drawings

FIG. 1 is a schematic diagram of the components of the power socket according to one embodiment;

FIG. 2 is a schematic diagram of an embodiment of an overall structure of a power socket;

FIG. 3 is a schematic diagram of an overall structure of a power socket in another embodiment;

FIG. 4 is a schematic circuit diagram of an embodiment of a power outlet;

FIG. 5 is a block diagram of an embodiment of a PD power adapter circuit;

fig. 6 is a structural frame diagram of a PD power adapter circuit according to another embodiment.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the methods or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 3, the present embodiment provides a power socket, where the power socket includes a power plug 100, a power cord 200, a socket body 300, and a power jack 310 disposed on the socket body 300, the socket body 300 is provided with a USB interface 320, the USB interface 320 includes a USB-C interface 321, a circuit board 330 is disposed in the socket body 300, the circuit board 330 includes a PD power adapter circuit 331, an input end of the PD power adapter circuit 331 is connected to an external power source sequentially through the power cord 200 and the power plug 100, an output end of the PD power adapter circuit 331 is connected to the USB-C interface 321, and the PD power adapter circuit 331 is configured to convert a voltage of the external power source into a voltage adapted to the USB-C interface 321.

It should be noted that the power plug 100 of the power socket provided in this embodiment is connected to an external power source, and the power jack 310 is connected to the household appliance, and is used for providing an ac voltage for the household appliance to normally operate. The working principle is as follows: one end of a power line 200 in the power socket is connected with an external power supply through a power plug 100, and the other end of the power line 200 comprises a live wire joint and a zero wire joint, wherein, referring to fig. 4, a live wire joint L and a zero wire joint N respectively comprise two branches, one branch of the live wire joint L is connected with a live wire end of a circuit board 330, and the other branch is connected with a live wire jack of a power jack 310; one branch of the zero line joint N is connected with the zero line end of the circuit board 330, and the other branch is connected with the zero line jack of the power jack 310, so that the power jack 310 can provide alternating current power for household appliances. The power jack 310 may be a three-phase jack or a two-phase jack, and when the power jack 310 is a three-phase jack, the ground connector E of the power cord 200 is directly connected to the ground jack of the power jack 310.

In this embodiment, the power socket further includes a PD power adapter circuit 331 and a USB interface 320, where the USB interface 320 includes a USB-C interface 321, the USB-C interface 321 is connected to an electronic device, the electronic device mainly refers to an electronic device that needs to be matched with the PD power adapter to normally operate, and the PD power adapter circuit 331 is mainly used to convert a high-voltage alternating current provided by an external power supply into a low-voltage direct current adapted to the interface, so as to charge the electronic device. Of course, the USB interface 320 may also include a USB-A interface 322.

Specifically, referring to fig. 5, the PD power adapter circuit 331 includes a transforming circuit 3311 and a rectifying circuit 3312, an input terminal of the transforming circuit 3311 being connected to an external power source, an output terminal of the transforming circuit 3311 being connected to an input terminal of the rectifying circuit 3312, and an output terminal of the rectifying circuit 3312 being connected to the USB-C interface 321. The transformation circuit 3311 and the rectification circuit 3312 are mainly used to convert the high-voltage ac power provided by the external power source into a low-voltage dc power adapted to the USB-C interface 321 after voltage regulation and rectification.

The power socket comprises a socket body 300 and a power jack 310 arranged on the socket body 300, wherein the socket body 300 is further provided with a USB-C interface 321, a circuit board 330 is arranged in the socket body 300, the circuit board 330 comprises a PD power adapter circuit 331, and the PD power adapter circuit 331 is used for converting the voltage of an external power supply into the voltage matched with the USB-C interface 321. The power socket is suitable for charging various terminal devices, and can meet different operation requirements of users.

In one embodiment, referring to fig. 6, the socket body 300 is provided with a USB switch 360 and a USB indicator 370, the USB switch 360 is connected to control the USB interface 320, and the USB indicator 370 is used to indicate the power-on state of the USB interface 320.

In this embodiment, the socket body 300 is provided with a USB switch 360 and a USB indicator 370, and the USB switch 360 and the USB indicator 370 are disposed between the PD power adapter circuit 331 and the USB interface 320, where the USB switch 360 is connected to control the USB interface 320, that is, when the USB switch 360 is turned off, the USB interface 320 is powered off, and the USB indicator 370 is turned off; when the USB switch 360 is turned on, the USB interface 320 is powered on, and the USB indicator light 370 is turned on. Specifically, the socket body 300 may further include a power jack switch 350 for connecting the control power jack 310.

In one embodiment, referring to fig. 1, a protection device 340 is further disposed in the socket body 310, the protection device 340 includes a protection door 341, a spring assembly 342 and a protection door cover 343, the protection door 341 is provided with a live conductive plug connected to the live end of the circuit board 330 and a neutral conductive plug connected to the neutral end of the circuit board 330, the spring assembly 342 is mounted in the protection door 341, and the protection door cover 343 is configured to cover the live conductive plug and the neutral conductive plug in the protection door 341 when the power plug 400 is not inserted into the power jack 310.

In this embodiment, a protection device 340 is further disposed in the socket body 310, the protection device 340 includes a protection door seat 341, a spring component 342, and a protection door cover 343, the protection door seat 341 includes a live wire conductive plug connected to the live wire end of the circuit board 330 and a neutral wire conductive plug connected to the neutral wire end of the circuit board 330, wherein the live wire conductive plug is connected to the live wire jack of the power jack 310, the neutral wire conductive plug is connected to the neutral wire jack of the power jack 310, the spring component 342 is installed in the protection door seat 341, and the protection door cover 343 is configured to cover the live wire conductive plug and the neutral wire conductive plug located in the protection door seat 341 when the power plug 100 is not inserted into the power jack 310. The design of the protection device 340 can effectively solve the problem of electric shock accidents caused by mistakenly touching the conductor in the power jack 310.

In one embodiment, the socket body 300 includes an upper cover 301 and a lower cover 302, and the upper cover 301 is detachably coupled to the lower cover 302.

In this embodiment, referring to fig. 1, the socket body 300 includes an upper cover 301 and a lower cover 302, the upper cover 301 is detachably connected to the lower cover 302, wherein the detachable connection between the upper cover 302 and the lower cover 302 may include a snap-fit connection, a threaded connection, and the like, which facilitates maintenance when a circuit on the circuit board 330 fails.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A power socket comprises a power plug, a power line, a socket body and a power jack arranged on the socket body, and is characterized in that the socket body is provided with a USB interface, the USB interface comprises a USB-C interface, a circuit board is arranged in the socket body, the circuit board comprises a PD power adapter circuit, the input end of the PD power adapter circuit sequentially passes through the power line, the power plug is connected with an external power supply, the output end of the PD power adapter circuit is connected with the USB-C interface, and the PD power adapter circuit is used for converting the voltage of the external power supply into the voltage matched with the USB-C interface.

2. The power socket of claim 1, wherein the PD power adapter circuit comprises a transformer circuit and a rectifier circuit, an input of the transformer circuit is connected to the external power source, an output of the transformer circuit is connected to an input of the rectifier circuit, and an output of the rectifier circuit is connected to the USB-C interface.

3. The power socket as claimed in claim 1, wherein the socket body is provided with a USB switch and a USB indicator, the USB switch is connected to control the USB interface, and the USB indicator is used to indicate the power-on state of the USB interface.

4. The electrical outlet of claim 1, further comprising a protective device disposed within the outlet body, the protective device including a protective door seat, a spring assembly and a protective door cover, the protective door seat having a live conductive plug connected to the live end of the circuit board and a neutral conductive plug connected to the neutral end of the circuit board, the spring assembly being mounted within the protective door seat, the protective door cover being configured to cover the live conductive plug and the neutral conductive plug within the protective door seat when the power plug is not inserted into the power jack.

5. The electrical outlet of claim 1, wherein the outlet body comprises an upper cover and a lower cover, and the upper cover is detachably connected to the lower cover.

6. The electrical outlet of claim 1, wherein the USB interface further comprises a USB-a interface.