CN215933886U

CN215933886U - Hall switch USB interface

Info

Publication number: CN215933886U
Application number: CN202122648916.6U
Authority: CN
Inventors: 陈红浪; 魏巍; 蔡淼; 沈俊扬
Original assignee: Guangzhou Zhongyou Information Technology Co ltd
Current assignee: Guangzhou Zhongyou Information Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-01
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a Hall switch USB interface, which comprises a USB plug, wherein the input end of the USB plug is fixedly connected with a data line, the output end without the USB plug is provided with a plug matched with equipment, the outer wall of the data line is provided with a singlechip, the top of the USB plug is fixedly provided with a Hall switch, and the Hall switch is electrically connected with the singlechip through a wire; this hall switch USB interface, through hall switch's on the USB plug setting, can utilize voltage induction module wherein to carry out real-time supervision to the voltage in the USB plug, thereby can be when unusual to the voltage through the wire with exception signal transmission to the singlechip, and by the current that passes through in its inboard automatically controlled switch disconnection data line of singlechip drive, and then can carry out the effect of protection to it when the USB plug short circuit, avoid current device to lead to the chip to burn out or the PCB board burns out at the positive negative pole short circuit of during operation, the condition of plastics socket burning takes place.

Description

Hall switch USB interface

Technical Field

The utility model relates to the technical field of USB interface protection, in particular to a Hall switch USB interface.

Background

The universal serial bus is a serial bus standard, is also a technical specification of an input/output interface, is widely applied to information communication products such as personal computers, mobile equipment and the like, is expanded to other related fields such as photographic equipment, digital televisions, game machines and the like, generally directly outputs 5V voltage when the conventional USB interface works, and is easy to burn chips or PCB (printed Circuit Board) boards, socket plastic and the like when positive and negative electrodes are in short circuit.

Therefore, we propose a hall switch USB interface.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the Hall switch USB interface, which solves the problems of chip burnout or PCB burnout and plastic socket burning caused by the short circuit of the positive electrode and the negative electrode when the existing device works.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a hall switch USB interface, includes the USB plug, the input fixedly connected with data line of USB plug does not the output of USB plug is provided with the plug with equipment looks adaptation, be equipped with the singlechip on the outer wall of data line, the top fixed mounting of USB plug has hall switch, and carries out electric connection through the wire between hall switch and the singlechip.

Preferably, the hall switch is equipped with a voltage sensing module for correspondingly detecting the passing voltage in the USB plug.

Preferably, the outer side of the lead is wrapped with a plastic layer for protecting the lead.

Preferably, the inner side of the single chip microcomputer is provided with an electric control switch capable of regulating and controlling the current flowing state of the inner side of the data line.

The utility model provides a Hall switch USB interface. The method has the following beneficial effects:

this hall switch USB interface, through hall switch's on the USB plug setting, can utilize voltage induction module wherein to carry out real-time supervision to the voltage in the USB plug, thereby can be when unusual to the voltage through the wire with exception signal transmission to the singlechip, and by the current that passes through in its inboard automatically controlled switch disconnection data line of singlechip drive, and then can carry out the effect of protection to it when the USB plug short circuit, avoid current device to lead to the chip to burn out or the PCB board burns out at the positive negative pole short circuit of during operation, the condition of plastics socket burning takes place.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is a schematic circuit structure of the present invention.

In the figure: 1. a USB plug; 2. a Hall switch; 3. a data line; 4. a single chip microcomputer; 5. and (4) conducting wires.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: a Hall switch USB interface comprises a USB plug 1, wherein the input end of the USB plug 1 is fixedly connected with a data line 3, the output end without the USB plug 1 is provided with a plug matched with equipment, the outer wall of the data line 3 is provided with a single chip microcomputer 4, the top of the USB plug 1 is fixedly provided with a Hall switch 2, and the Hall switch 2 is electrically connected with the single chip microcomputer 4 through a lead 5;

in this embodiment, it should be noted that, the hall switch USB interface, through the setting of the hall switch 2 on the USB plug 1, can utilize the voltage sensing module therein to monitor the voltage in the USB plug 1 in real time, so as to send an abnormal signal to the single chip microcomputer 4 through the wire 5 when the voltage is abnormal, and the single chip microcomputer 4 drives the electric control switch inside the single chip microcomputer 4 to disconnect the current passing through the data line 3, and then the USB plug 1 can be protected when short-circuited, thereby avoiding the occurrence of the situations that the chip is burned out or the PCB board is burned out and the plastic socket is burned out due to the short circuit of the positive and negative electrodes of the existing device during operation.

In this embodiment, it should be added that a voltage sensing module for correspondingly detecting the passing voltage in the USB plug 1 is installed in the hall switch 2;

wherein, the voltage induction module among the hall switch 2 can carry out real-time supervision to the voltage in the USB plug 1 to can in time send unusual signal to 4 singlechips in its voltage when unusual, so that carry out follow-up protection operation.

In this embodiment, it should be added that the outer side of the lead 5 is wrapped with a plastic layer for protecting the lead.

In this embodiment, it should be added that the inner side of the single chip 4 is equipped with an electric control switch capable of regulating and controlling the current flowing state of the inner side of the data line 3;

the single chip microcomputer 4 is convenient to drive the electric control switch on the inner side of the single chip microcomputer to cut off the current circulation on the inner side of the data line 3 after receiving the voltage abnormal signal, and therefore the effect of high-efficiency protection on the single chip microcomputer is achieved.

The working principle and the using process of the utility model are as follows: during the during operation inserts USB plug 1 to the jack of equipment, voltage induction module among the last hall switch 2 of USB plug 1 can carry out real-time supervision to the voltage in the USB plug 1, when voltage is unusual in the circuit, hall switch 2 can pass through wire 5 with the exception signal and carry to during singlechip 4, singlechip 4 can drive its inboard automatically controlled switch and cut the electric current in the data line 3 simultaneously, thereby reach the effect of carrying out high-efficient protection to the circuit, avoid current device to lead to chip burnout or PCB board burnout, the condition of plastics socket burning to take place at the positive negative pole short circuit of during operation.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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

1. The Hall switch USB interface is characterized in that: including USB plug (1), the input end fixedly connected with data line (3) of USB plug (1), do not the output of USB plug (1) is provided with the plug with equipment looks adaptation, be equipped with singlechip (4) on the outer wall of data line (3), the top fixed mounting of USB plug (1) has hall switch (2), and carries out electric connection through wire (5) between hall switch (2) and singlechip (4).

2. The hall switch USB interface of claim 1, wherein: and a voltage induction module which correspondingly detects the voltage passing through the USB plug (1) is assembled in the Hall switch (2).

3. The hall switch USB interface of claim 1, wherein: the outer side of the lead (5) is wrapped with a plastic layer for protecting the lead.

4. The hall switch USB interface of claim 1, wherein: and an electric control switch capable of regulating and controlling the current circulation state of the inner side of the data line (3) is assembled on the inner side of the singlechip (4).