CN217158724U

CN217158724U - Integrated USBA3.0 connector

Info

Publication number: CN217158724U
Application number: CN202220527730.7U
Authority: CN
Inventors: 谭丙权; 张海春; 何华; 杨忠利; 陈海波
Original assignee: Guangdong Huazhan Electronic Co ltd
Current assignee: Guangdong Huazhan Electronic Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-08-09
Anticipated expiration: 2032-03-11

Abstract

The utility model discloses an integrated USBA3.0 connector, which comprises an insulating body, an integrated terminal group and a shielding shell; the integrated terminal group is formed by punching the same plate and comprises a plurality of flat terminals and a plurality of spring terminals, and the flat terminals and the spring terminals are arranged in a staggered and spaced manner side by side; the shielding shell is covered outside the insulating body. Through adopting same sheet metal shaping to go out a plurality of dull and stereotyped terminals and a plurality of shell fragment terminal, can save one set of forming die and a sheet metal, reduction in production cost deuterogamies insulator formula structure as an organic whole, and insulator only need once mould plastics and can mould plastics, need not to assemble the back stopper, simplifies the processing procedure, improves production efficiency, and the back side direction of deuterogamy is integrative to be extended to have the back stopper, need not to pack the back stopper and insulator equipment cooperation in the preparation process, further simplifies the processing procedure.

Description

Integrated USBA3.0 connector

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to indicate an integral type USBA3.0 connector.

Background

USB is the Universal Serial Bus (USB), the name of which is Universal Serial Bus. An approach for enabling electronic products to communicate with each other is also a new interface technology which is gradually applied in the field of PCs in recent years. The USB interface has the characteristics of faster transmission speed, supporting hot plug and connecting multiple devices, has been widely used in various external devices, and is mostly applied to various electronic devices such as mobile devices, audio-visual devices, automotive electronics, multimedia devices, and electrical appliances. The USB interfaces are three types, namely USB1.1, USB2.0 and USB 3.0. Theoretically, the transmission speed of the USB1.1 can reach 12 Mbps/second, the speed of the USB2.0 can reach 480 Mbps/second, and the USB1.1 can be downward compatible. The USB3.0 transmission rate is approximately 3.2Gbps (i.e., 320 MB/S). The theoretical highest rate is 5.0Gbps (i.e., 500 MB/S). Since USB3.0 transmission performance is superior to USB2.0, users tend to choose USB 3.0. The number of terminals of the USB3.0 male connector is 9, and the number of terminals of the USB2.0 male connector is 5. Meanwhile, for USB3.0 to be downward compatible with USB2.0, USB3.0 adopts a 9-terminal design, where 4 terminals are completely the same as 4 terminals of USB2.0 in shape and definition, and the other 5 terminals are specially designed for USB 3.0.

The existing USB3.0 connector is usually formed by respectively punching a first terminal and a second terminal through two metal plates in the preparation process, two sets of forming dies and the two metal plates are needed in the terminal forming mode, the production cost is increased, procedures are added in the preparation process of the connector, and the production efficiency is reduced. Therefore, there is a need for an improvement of the existing USB connector.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides an integral type USBA3.0 connector, and its a plurality of dull and stereotyped terminals and a plurality of shell fragment terminal are by same sheet metal shaping, only need one set of forming die and a sheet metal, reduction in production cost to, reduce the process in the preparation process of connector, improve production efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an integrated USBA3.0 connector comprises an insulating body, an integrated terminal group and a shielding shell; the insulating body comprises a base and a tongue plate integrally extending forwards from the base, a rear plug integrally extends backwards from the rear side of the base, and an accommodating space for accommodating the circuit board is formed below the rear plug; the integrated terminal group is embedded, formed and fixed with the insulating body together, the integrated terminal group is formed by the same plate in a punching mode and comprises a plurality of flat terminals and a plurality of elastic sheet terminals, the flat terminals and the elastic sheet terminals are arranged in a staggered mode at intervals side by side, each flat terminal comprises a first contact part, a first fixing part and a first welding part which are sequentially connected in an integrated mode, the first contact part exposes out of the front end surface of the tongue plate, the first fixing part is embedded in the insulating body, the first welding part is located in the containing space, each elastic sheet terminal comprises a second contact part, a second fixing part and a second welding part which are sequentially connected in an integrated mode, the second contact part exposes out of the front end surface of the tongue plate and is located behind the first contact part, the second fixing part is embedded in the insulating body, and the second welding part is located in the containing space; the shielding shell is covered outside the insulating body.

Preferably, the top surface of the shielding shell is a horizontal straight surface.

As a preferred scheme, the front fixing feet are extended outwards from the two sides of the front end of the shielding shell and are in an inverted L shape, and the rear fixing feet are extended outwards from the two sides of the rear end of the shielding shell and are in an inverted L shape.

As a preferred scheme, two sides of the shielding shell are provided with limiting grooves, two sides of the base are convexly provided with limiting convex parts, and the limiting convex parts are matched with the limiting grooves for limiting.

Preferably, the front end of the first contact part is bent downwards to form a limiting part, and the limiting part is embedded in the front end of the tongue plate for limiting.

Preferably, the tongue plate is provided with a plurality of empty grooves penetrating through the upper surface and the lower surface of the tongue plate, and the second contact part is positioned above the corresponding empty groove.

As a preferred scheme, the lower surface of the base is provided with a buckling groove, the shielding shell extends out of a buckling part, and the buckling part is buckled with the buckling groove for limiting.

As a preferable scheme, the two buckling grooves are arranged at intervals left and right, and correspondingly, the two buckling parts are also arranged at intervals left and right.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

through adopting same sheet metal shaping to go out a plurality of dull and stereotyped terminals and a plurality of shell fragment terminal, can save one set of forming die and a sheet metal, reduction in production cost deuterogamies insulator formula structure as an organic whole, and insulator only need once mould plastics and can mould plastics, need not to assemble the back stopper, simplifies the processing procedure, improves production efficiency, and the back side direction of deuterogamy is integrative to be extended to have the back stopper, need not to pack the back stopper and insulator equipment cooperation in the preparation process, further simplifies the processing procedure.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;

FIG. 2 is an exploded view of the preferred embodiment of the present invention;

fig. 3 is a cross-sectional view of a preferred embodiment of the present invention.

The attached drawings indicate the following:

10. insulating body 101 and accommodating space

11. Base 111, limit projection

112. Catching groove 12 and tongue plate

121. Empty groove 13, back stopper

20. Integrated terminal group 21 and flat terminal

211. First contact part 212 and first fixing part

213. First welding part 214 and limiting part

22. Spring terminal 221 and second contact part

222. Second fixing portion 223 and second welding portion

30. Shielding shell 31, front fixing pin

32. Rear fixing foot 33, limiting groove

34. A buckling part.

Detailed Description

Referring to fig. 1 to 3, a specific structure of a preferred embodiment of the present invention is shown, which includes an insulating body 10, an integrated terminal set 20 and a shielding shell 30.

The insulating body 10 includes a base 11 and a tongue plate 12 integrally extending forward from the base 11, a rear plug 13 integrally extending rearward from a rear side of the base 11, and a receiving space 101 for receiving a circuit board formed below the rear plug 13; in the present embodiment, two sides of the base 11 are protruded with a limiting protrusion 111, and the tongue plate 12 is provided with a plurality of empty slots 121 penetrating through the upper and lower surfaces of the tongue plate 12; in addition, the lower surface of the base 11 is provided with two fastening grooves 112, and the two fastening grooves 112 are arranged at left and right intervals.

The integrated terminal set 20 is fixed with the insulating body 10 by insert molding, the integrated terminal set 20 is formed by stamping the same plate, and comprises a plurality of flat terminals 21 and a plurality of spring plate terminals 22, the plurality of flat terminals 21 and the plurality of spring plate terminals 22 are arranged side by side at intervals, each flat terminal 21 comprises a first contact part 211, a first fixing part 212 and a first welding part 213 which are sequentially connected in an integrated manner, the first contact part 211 exposes out of the front end surface of the tongue plate 12, the first fixing part 212 is embedded in the insulating body 10, the first welding part 213 is positioned in the accommodating space 101, each spring plate terminal 22 comprises a second contact part 221, a second fixing part 222 and a second welding part 223 which are sequentially connected in an integrated manner, the second contact part 221 exposes out of the front end surface of the tongue plate 12 and is positioned behind the first contact part 211, the second fixing part 222 is embedded in the insulating body 10, the second welding part 223 is located in the accommodating space 101; in the embodiment, the front end of the first contact portion 211 is bent downward to form a limiting portion 214, the limiting portion 214 is embedded in the front end of the tongue plate 12 for limiting, and the second contact portion 222 is located above the corresponding empty slot 121, so as to ensure that the second contact portion 222 does not collide with the insulating body 10 when being pressed downward, and protect the second contact portion 222 from changing the shape and structure.

The shielding shell 30 is coated outside the insulating body 10, in this embodiment, the top surface of the shielding shell 30 is a horizontal straight surface, in addition, front fixing pins 31 extend outwards from both sides of the front end of the shielding shell 30, the front fixing pins 31 are inverted L-shaped, the inverted L-shaped structure enables the front fixing pins 31 to be combined with the PCB more firmly and reliably, rear fixing pins 32 extend outwards from both sides of the rear end of the shielding shell 30, the rear fixing pins 32 are inverted L-shaped, and the inverted L-shaped structure enables the rear fixing pins 32 to be combined with the PCB more firmly and reliably; the two sides of the shielding shell 30 are provided with limiting grooves 33, and the limiting convex part 111 is matched with the limiting grooves 33 for limiting; and, the shielding shell 30 extends to form a buckling portion 34, the buckling portion 34 is buckled and limited with the buckling groove 112, and the buckling portions 34 are two that are arranged at left and right intervals.

Detailed description the assembly process of this embodiment is as follows:

firstly, a metal plate is placed into a corresponding mold, a plurality of flat terminals 21 and a plurality of spring plate terminals 22 are formed through punching, then, the plurality of flat terminals 21 and the plurality of spring plate terminals 22 are placed into an injection mold, the insulating body 10 is formed through injection molding, then, the shielding shell 30 is coated outside the insulating body 10, and the limiting convex part 111 is matched with the limiting groove 33 for limiting.

The utility model discloses a design focus lies in: through adopting same sheet metal shaping to go out a plurality of dull and stereotyped terminals and a plurality of shell fragment terminal, can save one set of forming die and a sheet metal, reduction in production cost deuterogamies insulator formula structure as an organic whole, and insulator only need once mould plastics and can mould plastics, need not to assemble the back stopper, simplifies the processing procedure, improves production efficiency, and the back side direction of deuterogamy is integrative to be extended to have the back stopper, need not to pack the back stopper and insulator equipment cooperation in the preparation process, further simplifies the processing procedure.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides an integral type USBA3.0 connector which characterized in that: the integrated terminal set comprises an insulating body, an integrated terminal set and a shielding shell; the insulating body comprises a base and a tongue plate integrally extending forwards from the base, a rear plug integrally extends backwards from the rear side of the base, and an accommodating space for accommodating the circuit board is formed below the rear plug; the integrated terminal group is embedded, formed and fixed with the insulating body together, the integrated terminal group is formed by the same plate in a punching mode and comprises a plurality of flat terminals and a plurality of elastic sheet terminals, the flat terminals and the elastic sheet terminals are arranged in a staggered mode at intervals side by side, each flat terminal comprises a first contact part, a first fixing part and a first welding part which are sequentially connected in an integrated mode, the first contact part exposes out of the front end surface of the tongue plate, the first fixing part is embedded in the insulating body, the first welding part is located in the containing space, each elastic sheet terminal comprises a second contact part, a second fixing part and a second welding part which are sequentially connected in an integrated mode, the second contact part exposes out of the front end surface of the tongue plate and is located behind the first contact part, the second fixing part is embedded in the insulating body, and the second welding part is located in the containing space; the shielding shell is wrapped outside the insulating body.

2. The integrated USBA3.0 connector of claim 1, wherein: the top surface of the shielding shell is a horizontal straight surface.

3. The integrated USBA3.0 connector of claim 1, wherein: the shielding shell front end both sides all outwards extend there is preceding fixed foot, and this preceding fixed foot is the shape of falling L, and shielding shell rear end both sides all outwards extend there is the back fixed foot, and this back fixed foot is the shape of falling L.

4. The integrated USBA3.0 connector of claim 1, wherein: the shielding shell is characterized in that limiting grooves are formed in two sides of the shielding shell, limiting convex parts are convexly arranged on two sides of the base, and the limiting convex parts are matched with the limiting grooves for limiting.

5. The integrated USBA3.0 connector of claim 1, wherein: the front end of the first contact part is bent downwards to form a limiting part, and the limiting part is buried in the front end of the tongue plate for limiting.

6. The integrated USBA3.0 connector of claim 1, wherein: the tongue plate is provided with a plurality of empty grooves penetrating through the upper surface and the lower surface of the tongue plate, and the second contact part is positioned above the corresponding empty groove.

7. The integrated USBA3.0 connector of claim 1, wherein: the lower surface of the base is provided with a buckling groove, the shielding shell extends out of a buckling part, and the buckling part is buckled with the buckling groove for limiting.

8. The integrated USBA3.0 connector of claim 7, wherein: the catching groove is two that the interval was arranged about for, and what correspond, this knot portion also is two that the interval set up about for.