CN214176339U

CN214176339U - Common welding structure for ground terminal and shielding shell welding leg

Info

Publication number: CN214176339U
Application number: CN202120084581.7U
Authority: CN
Inventors: 张智凯; 赵瑞
Original assignee: Dongguan Yongde Electronic Technology Co ltd; Zhongjiang UD Electronics Co ltd; UD Electronic Corp
Current assignee: Dongguan Yongde Electronic Technology Co ltd; Zhongjiang UD Electronics Co ltd; UD Electronic Corp
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-09-10
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a common welding structure of a grounding terminal and a shielding shell leg, which comprises a connector body, a grounding terminal and a shielding shell; the connector body is provided with a circuit board; the grounding terminal is arranged on the connector body, one end of the grounding terminal is in conduction connection with the circuit board, and the other end of the grounding terminal extends out of the welding part; the shielding shell is coated outside the connector body, a welding leg extends integrally from the shielding shell, and the welding leg is attached to the welding part; through the leg of the welding with the shielding case and the laminating of the weld part of ground terminal, the product is in the process of installation use, the welding hole of leg and weld part sharing customer mainboard, when the connector upper plate, ground terminal's weld part inserts the synchronous tin soldering in the welding hole simultaneously with shielding case's leg, thereby realize ground terminal and shielding case's welding intercommunication, connector firm ground terminal need not additionally to increase welding process with shielding case intercommunication, and simple process, and effectively reduce connector firm welding cost.

Description

Common welding structure for ground terminal and shielding shell welding leg

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a common welded structure of ground terminal and shielding shell leg.

Background

In order to pursue a better grounding effect, the grounding terminal of the RJ45 connector is often connected with the shielding shell in a laser welding structure, i.e., the tip of the grounding terminal is welded to the top or the side of the shielding shell by laser welding, which can ensure good grounding, but the welding process has high requirements for the dimensional matching accuracy of the laser welding terminal and the welding hole of the shielding shell, the process is complex, and the welding cost is high, so it is necessary to reform the welding structure of the current connector.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a common welding structure for the ground terminal and the leg of the shielding shell, which can effectively solve the problems of complicated process and high welding cost caused by the need of laser welding for the ground terminal and the shielding shell of the existing connector.

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

a common welding structure of a grounding terminal and a welding leg of a shielding shell comprises a connector body, the grounding terminal and the shielding shell; the connector body is provided with a circuit board; the grounding terminal is arranged on the connector body, one end of the grounding terminal is in conduction connection with the circuit board, and the other end of the grounding terminal extends out of the welding part; the shielding shell is coated outside the connector body, and a welding leg is integrally extended from the shielding shell and is attached to the welding part.

As a preferred scheme, the connector body comprises a substrate, an insulating main body, two rows of connecting terminals, a plurality of RJ terminals and a plurality of input terminals; the substrate is attached to the lower surface of the circuit board; the insulating main body is sleeved outside the substrate and the circuit board; the two rows of connecting terminals are respectively fixed on two sides of the top of the insulating main body; the RJ terminals and the input terminals are welded and conducted with the circuit board, the input terminals are inserted into the substrate and exposed out of the upper surface of the circuit board, and the RJ terminals penetrate through the substrate and are embedded in the insulating body.

As a preferable scheme, a guide groove is locally and concavely arranged beside the substrate, a welding hole is formed in the circuit board, and the welding hole is in butt joint communication with the guide groove; the grounding terminal is provided with a connecting part which is embedded in the guide groove and vertically extends upwards to the insertion welding hole to be welded and fixed with the circuit board, and the welding part is bent at the lower end of the connecting part and vertically extends downwards.

Preferably, the fillet is a flat structure, which is attached to the outer side surface of the welding part, and both the fillet and the welding part extend vertically and downwardly.

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

through the leg of the welding with the shielding case and the laminating of the weld part of ground terminal, the product is in the process of installation use, the welding hole of leg and weld part sharing customer mainboard, when the connector upper plate, ground terminal's weld part inserts the synchronous tin soldering in the welding hole simultaneously with shielding case's leg, thereby realize ground terminal and shielding case's welding intercommunication, connector firm ground terminal need not additionally to increase welding process with shielding case intercommunication, and simple process, and effectively reduce connector firm welding cost.

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 assembled perspective view of the preferred embodiment of the present invention in another direction;

fig. 3 is an exploded view of the preferred embodiment of the present invention;

FIG. 4 is an exploded view of the preferred embodiment of the present invention in another orientation;

fig. 5 is a cross-sectional view illustrating a preferred embodiment of the present invention.

The attached drawings indicate the following:

10. connector body 11 and circuit board

12. Substrate 13, insulating body

14. Connecting terminal 15, RJ terminal

16. Input terminal 101, guide groove

102. Welding hole 20, ground terminal

21. Welded part 22 and connecting part

30. Shield shell 31, solder tails.

Detailed Description

Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present invention is shown, which includes a connector body 10, a ground terminal 20 and a shielding shell 30.

The connector body 10 has a circuit board 11, in this embodiment, the connector body 10 includes a substrate 12, an insulating main body 13, two rows of connection terminals 14, a plurality of RJ terminals 15 and a plurality of input terminals 16, the substrate 12 is attached to the lower surface of the circuit board 11; the side of the substrate 12 is partially recessed with a guiding groove 101, the circuit board 11 is provided with a welding hole 102, the welding hole 102 is in butt joint with the guiding groove 101, the insulating main body 13 is sleeved outside the substrate 12 and the circuit board 11, the two rows of connecting terminals 14 are respectively fixed on two sides of the top of the insulating main body 13, the plurality of RJ terminals 15 and the plurality of input terminals 16 are in welding conduction with the circuit board 11, the plurality of input terminals 16 are inserted into the substrate 12 and exposed on the upper surface of the circuit board 11, and the plurality of RJ terminals 15 penetrate through the substrate 12 and are embedded in the insulating main body 13.

The ground terminal 20 is disposed on the connector body 10, one end of the ground terminal 20 is conductively connected to the circuit board 11, and the other end of the ground terminal 20 extends to form a soldering portion 21, in this embodiment, the ground terminal 20 has a connecting portion 22, the connecting portion 22 is embedded in the guiding groove 101 and vertically extends upward to the insertion soldering hole 102 to be soldered and fixed to the circuit board 11, and the soldering portion 21 is bent at the lower end of the connecting portion 22 and vertically extends downward.

The shielding shell 30 is coated outside the connector body 10, a solder leg 31 integrally extends from the shielding shell 30, the solder leg 31 is attached to the soldering portion 21, in this embodiment, the solder leg 31 has a flat structure, which is attached to the outer side surface of the soldering portion 21, and both the solder leg 31 and the soldering portion 21 extend vertically and downwardly.

The assembly process and method of use of the present embodiment is detailed as follows:

during assembly, the substrate 12 is firstly attached to the lower surface of the circuit board 11, then the two rows of connecting terminals 14, the plurality of RJ terminals 15 and the plurality of input terminals 16 are welded and conducted with the circuit board 11, wherein one end of the grounding terminal 20 is conducted and connected with the circuit board 11, then the insulating main body 13 is assembled outside the substrate 12 and the circuit board 11, finally the shielding shell 30 is sleeved outside the connector body 10, and the welding pins 31 are attached to the welding parts 21 of the grounding terminal 20.

In use, the soldering portion 21 of the ground terminal 20 and the soldering leg 31 of the shielding shell 30 share a soldering hole of a client motherboard, and when the connector is mounted on the board, the soldering portion 21 of the ground terminal 20 and the soldering leg 31 of the shielding shell 30 are simultaneously inserted into the soldering hole for synchronous tin soldering, so that the soldering communication between the ground terminal 20 and the shielding shell 30 is realized.

The utility model discloses a design focus lies in: through the leg of the welding with the shielding case and the laminating of the weld part of ground terminal, the product is in the process of installation use, the welding hole of leg and weld part sharing customer mainboard, when the connector upper plate, ground terminal's weld part inserts the synchronous tin soldering in the welding hole simultaneously with shielding case's leg, thereby realize ground terminal and shielding case's welding intercommunication, connector firm ground terminal need not additionally to increase welding process with shielding case intercommunication, and simple process, and effectively reduce connector firm welding cost.

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 a common welded structure of ground terminal and shielding shell leg, its characterized in that: the connector comprises a connector body, a grounding terminal and a shielding shell; the connector body is provided with a circuit board; the grounding terminal is arranged on the connector body, one end of the grounding terminal is in conduction connection with the circuit board, and the other end of the grounding terminal extends out of the welding part; the shielding shell is coated outside the connector body, and a welding leg is integrally extended from the shielding shell and is attached to the welding part.

2. The structure of claim 1, wherein the ground terminal is welded to the leg of the shield case, and the structure further comprises: the connector body comprises a substrate, an insulating main body, two rows of connecting terminals, a plurality of RJ terminals and a plurality of input terminals; the substrate is attached to the lower surface of the circuit board; the insulating main body is sleeved outside the substrate and the circuit board; the two rows of connecting terminals are respectively fixed on two sides of the top of the insulating main body; the RJ terminals and the input terminals are welded and conducted with the circuit board, the input terminals are inserted into the substrate and exposed out of the upper surface of the circuit board, and the RJ terminals penetrate through the substrate and are embedded in the insulating body.

3. The structure of claim 2, wherein the ground terminal is welded to the leg of the shield case, and the structure further comprises: a guide groove is locally and concavely arranged beside the substrate, a welding hole is formed in the circuit board, and the welding hole is in butt joint communication with the guide groove; the grounding terminal is provided with a connecting part which is embedded in the guide groove and vertically extends upwards to the insertion welding hole to be welded and fixed with the circuit board, and the welding part is bent at the lower end of the connecting part and vertically extends downwards.

4. The structure of claim 1, wherein the ground terminal is welded to the leg of the shield case, and the structure further comprises: the welding leg flat structure is attached to the outer side face of the welding portion, and the welding leg and the welding portion vertically extend downwards.