TWM620560U - Electrical connector having shielding and grounding functions - Google Patents

Abstract

This creation is about an electrical connector with shielding and grounding functions. The electrical connector includes a circuit board, a plurality of pairs of cables, and a plurality of shielding covers. Multiple grounding parts between and on the two outer sides; each cable includes a core wire and an insulating layer covering the core wire. One end of the core wire of each pair of cables is exposed to the insulating layer and welded to each pair of conductive solder joints; each shielding cover It is fixedly connected to the circuit board and covered on the core wires of each pair of cables exposed to the insulating layer, and both sides of each shielding cover are electrically connected to each grounding portion. In this way, the electrical connector has good shielding and grounding functions.

Description

Electric connector with shielding and grounding function

This creation is related to an electrical connector structure, and particularly to an electrical connector with shielding and grounding functions.

Electrical connector (Electrical connector) is a kind of conductor equipment that connects electrical circuits. It provides electrical and data connections between circuit systems and equipment. In common forms, it has male and female sockets that are convenient and can be plugged at any time to make electrical connections. The device is widely used in information machines such as computers.

However, as the transmission speed of electrical connectors is greatly increased, the number of conductive solder joints (used for welding with cables) has increased and the distribution is dense, which makes it easy for adjacent conductive solder joints to be too close during signal transmission, resulting in high Electromagnetic interference (EMI), crosstalk interference (Corsstalk), etc. occur during the transmission of high-frequency signals, thereby reducing the stability of signal transmission.

In view of this, the creator has focused on the above-mentioned existing technology, specially researched and cooperated with the application of academic theory, and tried his best to solve the above-mentioned problems, which became the goal of the creator's improvement.

This creation provides an electrical connector with shielding and grounding functions, which uses shielding covers to cover the cores of each pair of cables exposed to the insulating layer, and the two sides of each shielding cover are electrically connected to each grounding part. , So that the electrical connector has a good shielding and grounding function.

In this creative embodiment, this creative department provides an electrical connector with shielding and grounding functions, including: a circuit board with a plurality of pairs of conductive solder joints and plural pairs of conductive solder joints arranged between the plural pairs of conductive solder joints and two outer sides Grounding part; a plurality of pairs of cables, each of the cables includes a core wire and an insulating layer covering the core, one end of the core wire of each pair of cables is exposed to the insulating layer and welded to each pair of conductive welding Points; and a plurality of shielding covers, each of the shielding cover is fixedly connected to the circuit board and the cover is exposed outside the core wire of each pair of cables in the insulating layer, and both sides of each of the shielding cover are electrically connected to each of the Grounding part.

Based on the above, each shielding cover covers each pair of cables exposed to the outside of the core wire of the insulating layer to provide electromagnetic shielding to the cables to prevent electromagnetic wave interference and crosstalk interference between the pairs of cables, and each shielding cover The two sides of the electric connector are electrically connected to the grounding parts, so that the shielding cover is grounded through the circuit board, thereby replacing the grounding wire in the conventional cable, so that the electrical connector has the advantages of stable signal transmission and cost saving.

The detailed description and technical content of this creation will be explained as follows in conjunction with the drawings. However, the accompanying drawings are only for illustrative purposes and are not used to limit this creation.

Please refer to FIG. 1 to FIG. 7. The present invention provides an electrical connector with shielding and grounding functions. The electrical connector 10 mainly includes a circuit board 1, a plurality of pairs of cables 2 and a plurality of shielding covers 3.

As shown in FIGS. 1 to 7, the front end of the circuit board 1 has a tongue, and the rear end has a plurality of pairs of conductive solder joints 11 and a plurality of grounding portions 12 arranged between the plurality of pairs of conductive solder joints 11 and on the two outer sides.

The detailed description is as follows. The circuit board 1 is provided with a plurality of through holes 13 arranged between a plurality of pairs of conductive solder joints 11 and on the two outer sides. Each ground portion 12 is covered by a conductive layer 14 covering the inner hole wall of each through hole 13 Constituted.

In addition, the rear end of the circuit board 1 extends with one or a plurality of protruding pieces 15, wherein the number of the protruding pieces 15 in this embodiment is two, and a plurality of pairs of conductive solder joints 11 and a plurality of grounding portions 12 are formed on the upper and lower sides of the circuit board 1. , But not as a limit.

As shown in Figures 1 to 7, each cable 2 includes a core wire 21, an insulating layer 22 covering the outside of the core wire 21, and a protective sheath 23 covering the outside of each adjacent two insulating layers 22, so that Each pair of cables 2 is covered by each protective cover 23 in a two-by-two separate manner.

Moreover, one end of the core wire 21 of each pair of cables 2 is exposed to the insulating layer 22 and welded to each pair of conductive solder joints 11, so that the core wires 21 of each pair of cables 2 and each pair of conductive solder joints 11 are electrically connected to each other.

In addition, each protective sleeve 23 is composed of a conductive material covering the outside of each adjacent two insulating layers 22 and an insulating skin covering the outside of the conductive material, and each protective covering 23 is provided with a self-insulating skin recess. And a notch 231 of the conductive material is exposed. Among them, the conductive material is made of conductive materials such as aluminum foil or copper foil.

As shown in Figures 1 to 7, each shielding cover 3 is fixed to the circuit board 1 and covered on each pair of cables 2 exposed to the outside of the core wire 21 of the insulating layer 22, and both sides of each shielding cover 3 are electrically connected to Each ground part 12. Wherein, the core wires 21 of each pair of cables 2 exposed on the insulating layer 22 and each pair of conductive solder joints 11 are completely hidden inside each shielding cover 3. Among them, each shielding cover 3 is made of conductive materials such as metal.

Further description is as follows, each shielding cover 3 includes two upright pieces 31 and a horizontal piece 32 extending integrally and straddling the top of the two upright pieces 31. As shown from a top view, the horizontal piece 32 protrudes beyond the insulating layer 22. The front and rear ends of the core wire 21 and the conductive solder joint 11, so that the core wire 21 and the conductive solder joint 11 exposed on the insulating layer 22 are entirely located inside the transverse sheet 32.

Furthermore, each shielding cover 3 further includes two pins 33 extending from the bottom of the two upright pieces 31, and the two pins 33 of each shielding cover 3 are inserted into two adjacent through holes 13 and pressed against each conductive layer 14. The shielding cover 3 and the grounding portion 12 are electrically connected to each other, and each straight piece 31 extends a tenon 34.

Furthermore, each lateral piece 32 extends an extension tab 321, and each extension tab 321 is embedded in each notch 231 and welded to each conductive material, so that each extension tab 321 is electrically connected to each conductive material.

As shown in Figures 1 to 7, the creative electrical connector 10 further includes a branch frame 4, the circuit board 1 is inserted into the branch frame 4, the branch frame 4 is provided with a plurality of grooves 41, and each protective sleeve 23 is embedded It is arranged in each groove 41 so that each pair of cables 2 is accommodated and positioned in each groove 41.

In addition, the branching frame 4 is provided with one or a plurality of first card slots 42 and a plurality of second card slots 43, wherein the number of the first card slots 42 is two, but not limited to this, each protruding piece 15 is engaged with each A card slot 42 enables the circuit board 1 to be firmly inserted into the branch frame 4, and a plurality of second card slots 43 are arranged between the plurality of grooves 41 and the two outer sides, and each of the tenons 34 is engaged with each of the second card slots 43. The multiple shielding covers 3 are firmly clamped to the branching frame 4.

Furthermore, the branching frame 4 is further extended with a plurality of stop blocks 44 that are locked between the plurality of shielding covers 3 and stop on the upper and lower sides of the circuit board 1. Each second slot 43 is recessed from each stop block 44 It is formed to make the circuit board 1, the shielding cover 3 and the branching frame 4 stably connected to each other, thereby increasing the structural strength of the electrical connector 10.

As shown in FIG. 1, the electrical connector of the present invention further includes an outer shell 5, and the outer shell 5 is sleeved on the outside of the circuit board 1, the plurality of pairs of cables 2 and the plurality of shielding covers 3.

As shown in Figures 1 to 7, the use state of the electrical connector 10 of this invention is to cover the core 21 of each pair of cables 2 exposed to the insulating layer 22 by using shielding covers 3 to provide the cable 2 with Electromagnetic shielding to prevent electromagnetic wave interference (EMI), crosstalk interference (Corsstalk) and other problems between each pair of cables 2 The circuit board 1 is grounded to replace the grounding wire in the conventional cable, so that the electrical connector 10 has the advantages of stable signal transmission and cost saving.

In addition, each extension tab 321 is embedded in each notch 231 and welded to each conductive material, so that the shielding cover 3 is grounded through the cable 2, thereby replacing the grounding wire in the conventional cable to improve the signal transmission of the electrical connector 10. Stability, and further reduce the manufacturing cost of the electrical connector 10.

Please refer to FIG. 8, which is another embodiment of the electrical connector 10 of the present invention. The embodiment in FIG. 8 is roughly the same as the embodiment in FIGS. 1 to 7, and the embodiment in FIG. 8 is the same as the embodiment in FIGS. 1 to 7 The difference is that the positions of the plurality of pairs of conductive solder joints 11 are staggered forward and backward.

The detailed description is as follows. The positions of the plurality of pairs of conductive solder joints 11 are staggered forward and backward, so that the positions of the core wires 21 welded to the pairs of conductive solder joints 11 are also shifted forward and backward from each other, which can prevent each pair of cables 2 Problems such as electromagnetic interference (EMI) and crosstalk interference (Corsstalk) occur between them, thereby improving the signal transmission quality and efficiency of the electrical connector 10.

To sum up, the electrical connector with shielding and grounding functions of this creation can indeed achieve the intended purpose of use, and solve the lack of conventional knowledge, and is industrially usable, novel and progressive, and fully meets the requirements of a patent application. The application is filed in accordance with the Patent Law, please check carefully and grant the patent for this case to protect the rights of the creator.

10: Electrical connector 1: circuit board 11: Conductive solder joints 12: Grounding part 13: Through hole 14: Conductive layer 15: Protruding piece 2: cable 21: core wire 22: Insulation layer 23: Protective sleeve 231: Gap 3: Shield 31: upright piece 32: horizontal film 321: Extension Tab 33: pin 34: Tenon 4: Distribution frame 41: Groove 42: The first card slot 43: second card slot 44: Stop block 5: Outer shell

Figure 1 is a three-dimensional assembly diagram of the electrical connector of this creation.

Figure 2 is a three-dimensional exploded view of the creative circuit board, multiple pairs of cables and multiple shielding covers.

Figure 3 is another three-dimensional exploded view of the creative circuit board, multiple pairs of cables and multiple shields.

Figure 4 is a three-dimensional assembly diagram of this creative circuit board, multiple pairs of cables and multiple shielding covers.

Figure 5 is another three-dimensional assembly diagram of the creative circuit board, multiple pairs of cables and multiple shields.

Figure 6 is a schematic cross-sectional view of the three-dimensional combination of the creative circuit board, multiple pairs of cables, and multiple shielding covers.

Figure 7 is another cross-sectional schematic diagram of the three-dimensional combination of the creative circuit board, multiple pairs of cables, and multiple shielding covers.

Figure 8 is a schematic top view of another embodiment of the electrical connector of the present invention.

10: Electrical connector

1: circuit board

11: Conductive solder joints

12: Grounding part

2: cable

21: core wire

23: Protective sleeve

231: Gap

3: Shield

31: upright piece

32: horizontal film

321: Extension Tab

33: pin

4: Distribution frame

41: Groove

44: stop block

5: Outer shell

Claims (13)

An electrical connector with shielding and grounding functions, including: A circuit board with a plurality of pairs of conductive solder joints and a plurality of grounding portions arranged between the plurality of pairs of conductive solder joints and on the two outer sides; A plurality of pairs of cables, each of the cables includes a core wire and an insulating layer covering the core wire, one end of the core wire of each pair of cables is exposed to the insulating layer and welded to each pair of conductive solder joints; and A plurality of shielding covers, each of the shielding covers is fixedly connected to the circuit board and covered on the outside of the core wires of the pair of cables exposed to the insulating layer, and both sides of each of the shielding covers are electrically connected to the respective grounding parts. The electrical connector with shielding and grounding functions according to claim 1, wherein the core wire of each pair of cables exposed on the insulating layer and each pair of conductive solder joints are completely hidden inside each of the shielding covers. The electrical connector with shielding and grounding functions according to claim 1, wherein the circuit board is provided with a plurality of through holes arranged between the plurality of pairs of conductive solder joints and on the two outer sides, and each of the grounding parts is covered by The inner hole wall of each through hole is formed by a conductive layer. The electrical connector with shielding and grounding functions according to claim 3, wherein each of the shielding covers includes two upright pieces, a horizontal piece extending integrally and straddling the top of the two upright pieces, and from the bottom of the two upright pieces Two extended pins, the two pins of each shielding cover are inserted into the two adjacent through holes and pressed against each of the conductive layers. The electrical connector with shielding and grounding functions as described in claim 4, which further includes a branching frame, the circuit board is plugged into the branching frame, the branching frame is provided with a plurality of grooves, and each pair of cables Contained and positioned in each of the grooves. The electrical connector with shielding and grounding functions according to claim 5, wherein the rear end of the circuit board is extended with at least one protruding piece, the branching frame is provided with at least one first card slot, and the at least one protruding piece is engaged with In the at least one first card slot. The electrical connector with shielding and grounding functions according to claim 5, wherein the branching frame is provided with a plurality of second card slots, and the plurality of second card slots are arranged between the plurality of grooves and two outer sides, each of the The upright piece extends with a tenon, and each tenon is engaged with each of the second clamping grooves. The electrical connector with shielding and grounding functions as described in claim 7, wherein the branch frame is further extended with a plurality of stop blocks that are latched between the plurality of shielding covers and are stopped on the circuit board and on the lower sides , Each of the second card slots is recessed and formed from each of the stop blocks. The electrical connector with shielding and grounding functions according to claim 5, wherein each of the pair of cables further includes a protective sleeve covering the exterior of the two adjacent insulating layers, and each protective sleeve is embedded in Each of the grooves. The electrical connector with shielding and grounding functions according to claim 9, wherein each of the protective sleeves is composed of a conductive material covering the exterior of the two adjacent insulating layers and a conductive material covering the exterior of the conductive material. It is composed of an insulating skin, each of the protective sleeves is provided with a notch recessed from the insulating skin and exposed the conductive material, each of the transverse pieces extends with an extension tab, and each of the extension tabs is embedded in each of the notches And welded to each of the conductive materials. The electrical connector with shielding and grounding functions as described in claim 1, wherein the positions of the plurality of pairs of conductive solder joints are staggered forward and backward. The electrical connector with shielding and grounding functions as described in claim 1, wherein the plurality of pairs of conductive solder joints and the plurality of grounding portions are formed on the circuit board and the lower surface. The electrical connector with shielding and grounding functions according to claim 1, further comprising an outer shell, the outer shell is sleeved on the outside of the circuit board, the plurality of pairs of cables and the plurality of shielding covers.

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