CN216145812U

CN216145812U - Rear cover type metal shell at tail part of USB 3.0 connector

Info

Publication number: CN216145812U
Application number: CN202121801820.2U
Authority: CN
Inventors: 陈福权
Original assignee: DONGGUAN YUQIU INKET ELECTRONIC SCIENCE & TECHNOLOGY CO LTD
Current assignee: DONGGUAN YUQIU INKET ELECTRONIC SCIENCE & TECHNOLOGY CO LTD
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-03-29
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a metal shell with a rear cover at the tail part of a USB 3.0 connector, which comprises a metal shell main body fixedly coated outside a plastic seat, wherein the rear end of the metal shell main body extends and is bent downwards to form a rear cover, the rear cover is arranged outside the rear end of the plastic seat and is blocked behind a terminal extending out of the rear end surface of the plastic seat, and a plurality of first pins for being assembled with a PCB are formed at the lower end of the rear cover. The rear cover is formed by extending and bending the rear end of the metal shell main body downwards, the rear cover is arranged outside the rear end of the plastic seat and is blocked behind the terminal extending out of the rear end face of the plastic seat, so that the signal interference shielding effect can be further achieved, and the plurality of first pins formed at the lower end of the rear cover are assembled with the PCB, so that the assembly retaining force of the USB 3.0 connector and the PCB can be enhanced, the whole USB 3.0 connector can be stably assembled on the PCB, and the quality and the working quality are improved.

Description

Rear cover type metal shell at tail part of USB 3.0 connector

The technical field is as follows:

the utility model relates to the technical field of connector products, in particular to a metal shell with a rear cover at the tail part of a USB 3.0 connector.

Background art:

USB, an abbreviation for Universal Serial BUS (USB), is an external BUS standard for standardizing the connection and communication between a computer and external devices, and is an interface technology applied in the field of PCs. USB was proposed by a combination of companies such as Intel, Conjun, IBM, Microsoft, etc., at the end of 1994. The USB has high transmission speed and is very convenient to use. The USB interface also has the advantages of supporting the plug-and-play and hot plug functions of the equipment, being flexible in connection, independent in power supply and the like, can be connected with a mouse, a keyboard, a printer, a scanner, a camera, a flash disk, an MP3 player, a mobile phone, a digital camera, a mobile hard disk, an external optical floppy drive, a USB network card, an ADSL Modem, a Cable Modem and the like, almost all external equipment is provided with the USB interface, and the USB interface is very widely used.

The USB 3.0 connector in the prior art is generally provided with a metal shell, the metal shell is only wrapped around the plastic seat, i.e. the conventional metal shell does not have a rear cover, so that the terminal extending out of the rear end surface of the plastic seat cannot be well shielded from signal interference, and the conventional metal shell does not have pins at the rear so that the stability of the assembly of the metal shell and the PCB cannot be enhanced.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

the utility model aims to overcome the defects of the prior art and provides a metal shell with a rear cover at the tail part of a USB 3.0 connector.

In order to solve the technical problems, the utility model adopts the following technical scheme: the tail part of the USB 3.0 connector is provided with a rear cover type metal shell which comprises a metal shell main body fixedly coated outside a plastic seat, the rear end of the metal shell main body extends and is bent downwards to form a rear cover, the rear cover is arranged outside the rear end of the plastic seat and is blocked behind a terminal extending out of the rear end face of the plastic seat, and a plurality of first pins used for being assembled with a PCB are formed at the lower end of the rear cover.

Further, in the above technical solution, the rear end of the metal shell main body and the rear cover connecting portion are separately provided with a plurality of openings for reducing stress.

Furthermore, in the above technical solution, the edge of the rear end of the metal shell main body is bent upwards to form a bent plate, the rear end of the bent plate is bent and extended to form a rear plate, the rear plate is parallel to the upper end face of the metal shell main body, and the rear cover is bent and formed at the rear end of the rear plate.

Furthermore, in the above technical solution, both sides of the rear plate are bent downward to form second pins for assembling with the PCB.

Furthermore, in the above technical solution, both sides of the metal shell main body are formed with third pins protruding outwards and used for assembling with the PCB.

Further, in the above technical solution, elastic contact arms for contacting with the inserted plug are formed on both sides and upper and lower end surfaces of the metal shell main body.

Furthermore, among the above-mentioned technical scheme, metal casing main part up end rear edge both sides all are formed with first spacing breach, just the back plate both sides are all buckled and are formed with and prevent moving back the piece, should prevent moving back the piece and be located first spacing breach side.

Furthermore, in the above technical scheme, the rear edge of the lower end face of the metal shell main body is provided with a second limiting notch, and the middle of the rear edge of the lower end face of the metal shell main body is punched to form a riveting sheet.

After adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects: the rear cover is formed by extending and bending the rear end of the metal shell main body downwards, the rear cover is arranged outside the rear end of the plastic seat and is blocked behind the terminal extending out of the rear end face of the plastic seat, so that the signal interference shielding effect can be further achieved, and the plurality of first pins formed at the lower end of the rear cover are assembled with the PCB, so that the assembly retaining force of the USB 3.0 connector and the PCB can be enhanced, the whole USB 3.0 connector can be stably assembled on the PCB, and the quality and the working quality are improved.

Description of the drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the present invention from a second perspective;

FIG. 3 is a perspective view of a third perspective of the present invention;

FIG. 4 is a perspective view of the assembly of the present invention with a plastic seat and terminal;

FIG. 5 is a perspective view of another perspective of the present invention assembled with a plastic seat and a terminal;

fig. 6 is a rear view of the assembly of the present invention with a plastic housing and terminals.

The specific implementation mode is as follows:

the utility model is further illustrated below with reference to specific embodiments and the accompanying drawings.

As shown in fig. 1-6, the metal shell with the rear cover at the tail of the USB 3.0 connector includes a metal shell main body 1 fixedly wrapped outside a plastic seat 100, the rear end of the metal shell main body 1 extends and bends downward to form a rear cover 2, the rear cover 2 is disposed outside the rear end of the plastic seat 100 and is blocked behind a terminal 200 extending out of the rear end surface of the plastic seat 100, and a plurality of first pins 21 for being assembled with a PCB are further formed at the lower end of the rear cover 2. The rear cover 2 is formed by extending and bending the rear end of the metal shell main body 1 downwards, the rear cover 2 is arranged outside the rear end of the plastic seat 100 and is blocked behind the terminal 200 extending out of the rear end surface of the plastic seat 100, so that the signal interference shielding effect can be further achieved, and the plurality of first pins 21 formed at the lower end of the rear cover 2 are assembled with the PCB, so that the assembly retaining force of the USB 3.0 connector and the PCB can be enhanced, the whole USB 3.0 connector can be stably assembled on the PCB, and the quality and the working quality are improved.

The connecting part of the rear end of the metal shell main body 1 and the rear cover 2 is separately provided with a plurality of openings 22 for reducing stress, so that the rear cover 2 can be better bent and formed, the manufacturing process is simpler, the phenomenon of rebound of the rear cover 2 can be effectively prevented, and the structural stability of the utility model is ensured.

The edge of the rear end of the metal shell main body 1 is bent upwards to form a bent plate 11, the rear end of the bent plate 11 is also bent and extended to form a rear plate 12, the rear plate 12 is parallel to the upper end face of the metal shell main body 1, and the rear cover 2 is bent and formed at the rear end of the rear plate 12. Bending plate 11 and back plate 12 all cover at plastic seat 100 up end, and plastic seat 100 up end rear side middle part is provided with a spacing groove 101, bending plate 11 still arranges in this spacing groove 101, and this back plate 12 stretches out outside spacing groove 101, can guarantee the stability of metal casing main part 1 and plastic seat 100 assembly to a certain extent.

The two sides of the back plate 12 are both bent downwards to form second pins 121 for assembling with the PCB, so that the assembly holding force of the back end of the USB 3.0 connector and the PCB is enhanced, the whole USB 3.0 connector can be stably assembled on the PCB, and the quality and the working quality are improved. Furthermore, third pins 13 protruding outward for assembling with the PCB are formed on both sides of the metal case body 1, thereby enhancing the retention force of the assembly of the inside of the present invention with the PCB.

Elastic contact arms 14 used for being in contact with an inserted plug are formed on two sides and the upper end face and the lower end face of the metal shell main body 1 respectively, the elastic contact arms 14 are in contact with the periphery of the plug, the plug insertion and extraction force is improved, and meanwhile the plug is guaranteed to be stably inserted into the metal shell main body 1 so as to be stably connected with a terminal in a guide mode.

First spacing breach 15 is all formed with to metal casing main part 1 up end rear edge both sides, just back plate 12 both sides are all buckled and are formed with and prevent moving back piece 122, should prevent moving back piece 122 and lie in first spacing breach 15 side. Correspondingly, the two sides of the rear edge of the upper end surface of the plastic seat 100 are provided with first limiting protrusions 102, the first limiting protrusions 102 are arranged in the first limiting notches 15, and the anti-returning piece 122 abuts against the rear end surface of the first limiting protrusions 102, so that the stability of the assembly of the metal shell main body 1 and the plastic seat 100 is ensured.

Second limiting notches 16 are formed in the rear edge of the lower end face of the metal shell main body 1, and riveting pieces 17 are formed in the middle of the rear edge of the lower end face of the metal shell main body 1 in a stamping mode. Correspondingly, the rear edge of the lower end face of the plastic seat 100 is provided with a second limiting bump 103, the second limiting bump 103 is arranged in the second limiting notch 16, a riveting groove 104 is formed in the middle of the rear edge of the lower end face of the plastic seat 100, and the riveting sheet 17 is pressed into the riveting groove 104, so that the stability of the assembly of the metal shell main body 1 and the plastic seat 100 is further ensured.

In summary, the rear cover 2 is formed by extending and bending the rear end of the metal shell main body 1, the rear cover 2 is disposed outside the rear end of the plastic seat 100 and is blocked behind the terminal 200 extending out of the rear end of the plastic seat 100, so as to further shield signal interference, and the plurality of first pins 21 formed at the lower end of the rear cover 2 are assembled with the PCB, so as to enhance the holding force of the assembly of the USB 3.0 connector and the PCB, so that the whole USB 3.0 connector can be stably assembled on the PCB, and the quality and the working quality can be improved.

It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

The afterbody of USB 3.0 connector takes back lid formula metal-back, and it includes fixed cladding in the outside metal-back main part (1) of plastic seat (100), its characterized in that: the rear end of the metal shell main body (1) extends and bends downwards to form a rear cover (2), the rear cover (2) is arranged outside the rear end of the plastic seat (100) and is blocked behind a terminal (200) extending out of the rear end face of the plastic seat (100), and a plurality of first pins (21) used for being assembled with a PCB are formed at the lower end of the rear cover (2).
2. The USB 3.0 connector of claim 1, wherein the rear cover metal shell is provided at the tail part of the connector, and the rear cover metal shell is characterized in that: the rear end of the metal shell main body (1) is provided with a plurality of open holes (22) used for reducing stress separately from the connecting part of the rear cover (2).
3. The USB 3.0 connector of claim 1, wherein the rear cover metal shell is provided at the tail part of the connector, and the rear cover metal shell is characterized in that: the edge of the rear end of the metal shell main body (1) is bent upwards to form a bent plate (11), the rear end of the bent plate (11) is bent and extended to form a rear plate (12), the rear plate (12) is parallel to the upper end face of the metal shell main body (1), and the rear cover (2) is bent to form the rear end of the rear plate (12).
4. The USB 3.0 connector with a rear cover metal shell at the tail part as claimed in claim 3, wherein: and second pins (121) for assembling with the PCB are formed by downwards bending two sides of the rear plate (12).
5. The USB 3.0 connector with a rear cover metal shell at the tail part as claimed in any one of claims 1-4, wherein: and third pins (13) which protrude outwards and are used for being assembled with a PCB are formed on two sides of the metal shell main body (1).
6. The USB 3.0 connector with a rear cover metal shell at the tail part as claimed in claim 5, wherein: elastic contact arms (14) used for being in contact with an inserted plug are formed on two sides, the upper end face and the lower end face of the metal shell main body (1).
7. The USB 3.0 connector with a rear cover metal shell at the tail part as claimed in claim 3, wherein: the metal casing main part (1) up end back edge both sides all are formed with first spacing breach (15), just back plate (12) both sides are all buckled and are formed with and prevent moving back piece (122), should prevent moving back piece (122) and lie in first spacing breach (15) side.
8. The USB 3.0 connector of claim 7, wherein the rear cover metal shell is provided at the tail part of the connector, and the rear cover metal shell is characterized in that: the rear edge of the lower end face of the metal shell main body (1) is provided with a second limiting notch (16), and the middle of the rear edge of the lower end face of the metal shell main body (1) is punched to form a riveting sheet (17).