CN210040657U

CN210040657U - USB interface

Info

Publication number: CN210040657U
Application number: CN201920164966.7U
Authority: CN
Inventors: 陈景俊
Original assignee: Lorillard Shenzhen Technology Co Ltd
Current assignee: Lorillard Shenzhen Technology Co Ltd
Priority date: 2019-01-30
Filing date: 2019-01-30
Publication date: 2020-02-07
Anticipated expiration: 2029-01-30

Abstract

The utility model discloses a USB interface, include: socket body, shell, gluey core, metal PIN PIN, the socket body with shell fixed connection, it is in to glue the fixed setting of core the inside of socket body, the length of power negative pole PIN is greater than power positive pole PIN length signal positive pole PIN length the length of signal negative pole PIN, it is a plurality of half embedding of metal PIN PIN sets up in the mounting groove, the public head of USB interface with the female first phase-match of USB interface, the utility model relates to a USB interface simple structure, convenient and practical. Use the utility model discloses the USB interface, regardless of connection angle how, power negative pole pin is certain earlier to be contacted, is showing the risk that produces out of ground, electromagnetic interference and surge in the reduction connection process, and the effectual data transmission trouble that arouses because of producing out of ground phenomenon leads to the unable normal work of USB equipment, increases electronic equipment's life.

Description

USB interface

Technical Field

The utility model relates to the field of electronic technology, in particular to USB interface.

Background

USB, which is a standard for external bus and widely used for connection and communication between computers and external devices, is proposed by companies such as intel, compaq, IBM, and Microsoft in the end of 1994, has been successfully used to replace serial and parallel ports since 1996, and has become one of the necessary interfaces for personal computers and a large number of intelligent devices.

The length of positive and negative pins of a power supply is equal to that of +/-pins of a signal (the distance from an external contact surface is also equal) in the structural design of the conventional USB interface; or the lengths of the positive and negative pins of the power supply are the same, the lengths of the +/-pins of the signal are the same, and the lengths of the positive and negative pins of the power supply are greater than the lengths of the +/-pins of the signal. In practical use, especially when the connection interface end surfaces are not parallel, namely, when the connection is performed under an inclined condition, the positive pin of the power supply is easily connected firstly, or the positive pin of the power supply and the signal pin are connected firstly, and the negative pin of the power supply is connected secondly, so that the grounding phenomenon is generated, data transmission faults are caused, the USB equipment cannot work normally, and in serious conditions, the electromagnetic interference of the USB equipment causes discharge and even damages electronic equipment.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects of the prior art, the utility model provides a USB interface with simple structure and convenient use.

The utility model provides a technical scheme that problem among the prior art adopted does:

a USB interface, comprising:

the socket comprises a socket body, a socket body and a socket body, wherein the socket body is a rectangular groove body;

the outer shell is sleeved outside the socket body, and the socket body is fixedly connected with the outer shell;

the rubber core is matched with the socket body and fixedly arranged inside the socket body;

the metal PIN PINs are multiple and comprise a power negative electrode PIN, a power positive electrode PIN, a signal positive electrode PIN and a signal negative electrode PIN, the length of the power negative electrode PIN is larger than that of the power positive electrode PIN, that of the signal positive electrode PIN and that of the signal negative electrode PIN, and the metal PIN PINs are detachably arranged on the rubber core.

Preferably, a plurality of the metal PIN PINs are arranged at equal intervals.

Preferably, the upper portion of gluing the core evenly is provided with a plurality of mounting grooves, and a plurality of metal PIN PIN half embedding sets up in the mounting groove.

Preferably, the rubber core comprises a front end surface and a rear end surface, the front end surface is flush with the opening of the socket body, and the upper edge of the front end surface is provided with an oblique angle.

Preferably, the interface comprises a USB interface male head and a USB interface female head, and the USB interface male head is matched with the USB interface female head.

Preferably, the USB interface comprises a Type-A mode, a Type-B mode, a Type-C mode, a mini and a micro Type interface.

Preferably, the length of the power supply positive pin is greater than the lengths of the signal positive pin and the signal negative pin.

Compared with the prior art, the utility model discloses following technological effect has:

the utility model provides a USB interface, its simple structure, convenient and practical, the utility model discloses in the USB interface the length of power negative pole pin is greater than power positive pole pin length signal positive pole pin length the length of signal negative pole pin, no matter how connection angle is when the connector is connected, power negative pole pin contacts certainly earlier, is showing and is reducing the risk that produces out of ground, electromagnetic interference and surge in the connection, effectually avoided arousing data transmission trouble because of producing out of ground phenomenon to lead to the unable normal work of USB equipment, and its electromagnetic interference arouses to discharge when serious and damages electronic equipment even, increases electronic equipment's life, is fit for extensive marketing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a cross-sectional view of an embodiment of a USB interface according to the present invention;

fig. 2 is a perspective view of an embodiment of a USB interface according to the present invention.

The reference numerals in the above description denote descriptions:

1-a socket body; 2-a housing; 3-glue core; 4-power supply negative pin; 5-power supply positive pin; 6-signal positive pin; 7-signal negative pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

As shown in fig. 1, a USB interface includes:

the socket comprises a socket body 1, wherein the socket body 1 is a rectangular groove body;

the shell 2 is sleeved outside the socket body 1, and the socket body 1 is fixedly connected with the shell 2;

the rubber core 3 is matched with the socket body 1, and the rubber core 3 is fixedly arranged inside the socket body 1;

the utility model discloses metal PIN PIN is a plurality of, and a plurality of metal PIN PINs include power negative pole PIN 4, power positive pole PIN 5, signal positive pole PIN 6 and signal negative pole PIN, and power negative pole PIN 4's length is greater than the length of power positive pole PIN 5 length, signal positive pole PIN 6 length, signal negative pole PIN 7, and a plurality of metal PIN PINs can be dismantled and set up on gluey core 3.

The utility model discloses an in the preferred embodiment, a plurality of metal PIN PINs are equidistant arranges.

The utility model discloses an in the preferred embodiment, the upper portion of gluing core 3 evenly is provided with a plurality of mounting grooves, and half embedding of a plurality of metal PIN PINs sets up in the mounting groove.

The utility model discloses an in the preferred embodiment, glue core 3 and include preceding terminal surface and rear end face, preceding terminal surface flushes with the oral area of socket body 1 mutually, and the upper portion of preceding terminal surface is equipped with the oblique angle.

The utility model discloses an in the preferred embodiment, the interface includes the public head of USB interface and the female head of USB interface, and the public head of USB interface and the female head phase-match of USB interface.

The utility model discloses an in the preferred embodiment, the USB interface includes for Type-A mode, Type-B mode, Type-C mode, mini and micro Type interface.

In the preferred embodiment of the present invention, the length of the positive power pin 5 is greater than the length of the positive signal pin 6 and the length of the negative signal pin 7

Specifically, in this embodiment, the lengths of the power negative pin 4, the power positive pin 5, the signal positive pin 6, and the signal negative pin 7 are sequentially decreased progressively.

The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.

Claims

1. A USB interface, comprising:

2. The USB interface according to claim 1, wherein the plurality of metal PIN PINs are arranged at equal intervals.

3. The USB interface according to claim 1, wherein a plurality of mounting grooves are uniformly formed in the upper portion of the rubber core, and a plurality of metal PIN PINs are half-embedded in the mounting grooves.

4. The USB interface according to claim 1, wherein the rubber core comprises a front end surface and a rear end surface, the front end surface is flush with the mouth of the socket body, and an upper edge of the front end surface is provided with an oblique angle.

5. The USB interface according to claim 1, wherein the USB interface comprises a male USB interface and a female USB interface, and the male USB interface is matched with the female USB interface.

6. The USB interface of claim 1, wherein the USB interface comprises interfaces of Type-A, Type-B, Type-C, mini, and micro types.

7. The USB interface according to claim 1, wherein the length of the power positive pin is greater than the length of the signal positive pin and the length of the signal negative pin.