TWI799295B - Electrical connector and cable grounding structure thereof - Google Patents

Abstract

An electrical connector and a cable grounding structure thereof are provided. A grounding structure having a bridging part, at least one clamping part, at least one connecting part and an elastic part is bridged between a connected body of the electrical connector and each cable. The clamping part is arranged on the bridging part to clap a shielding layer of each cable. The connecting part extends from the bridging part toward the connected body and electrically connects to the connected body. The elastic part Abuts the shielding layer of each cable in a direction corresponding to the clamping part. The grounding structure is therefore providing good ground contact and preventing affect soldering yield by the cable skew.

Description

Electric connector and its cable grounding structure

The invention relates to a wire end connector, especially an electric connector and its cable grounding structure.

Press, currently used in the electrical connectors at the end of the line, the cable itself has a shielding layer made of aluminum foil or copper foil, which can achieve shielding and avoid signal interference. However, this depends on stable contact and effective conduction with the ground terminal of the electrical connector.

In the existing technology, it is mainly to add a ground plate to make contact with the shielding layer of each cable, so it is difficult to ensure that the shielding layer of each cable can obtain stable contact; in addition, in the existing design, there is also There is no design for the exact clamping or positioning of each cable, so that the ground plate is easy to push against the cable and cause deflection while providing contact with the shielding layer of each cable, thus affecting the contact with the electrical connector. The accuracy of soldering may even cause a decrease in yield.

In view of this, in order to improve and solve the above-mentioned deficiencies, the inventors devoted themselves to research and combined with the application of theories, and finally proposed an invention with a reasonable design and effectively improved the above-mentioned deficiencies.

The main purpose of the present invention is to provide an electrical connector and its cable grounding structure, which is through the design of clamping and elastic abutment, so that the electrical connector and the cable are in the shielding layer made of aluminum foil or copper foil. On the surface, it can make a good ground contact, and can prevent the cable from being skewed and other problems that affect the soldering yield.

In order to achieve the above object, the present invention provides an electrical connector, including a connecting body, a cable frame, a plurality of cables, and at least one grounding structure; Terminals, and each terminal extends from the front edge of the terminal base, and has a welding part at the rear edge of the terminal base; the cable rack is set at the rear edge of the terminal base; The core section exposed from the connection body and a shielding layer covering the core section; the grounding structure is bridged between the connection body and each cable, and has a bridging part and at least one bridge part. The clamping part, at least one butt joint extending from the bridging part toward the connecting body, and an elastic part opposite to the clamping part; wherein, the clamping part of the grounding structure is clamped on the shielding layer of each cable, and through the elastic The part is attached to the shielding layer in a direction opposite to the clamping part, and the butt joint part of the grounding structure is electrically connected to the core segments of each cable and the soldering part of each terminal respectively.

In order to achieve the above object, the present invention provides a cable grounding structure for an electrical connector, wherein the electrical connector includes a connecting body and a plurality of cables electrically connected to the connecting body, and each cable has a The shielding layer, and the grounding structure is used to bridge between the connecting body and each cable, and includes a bridge portion; at least one clamping portion provided on the bridge portion to clamp the shielding layer of each cable; at least A docking portion extending from the bridging portion toward the connecting body and electrically connected to the connecting body; and an elastic portion opposite to the clamping portion, abutting against the shielding layer of each cable in a direction opposite to the clamping portion.

<this invention>

1: Connect the body

10: Terminal block

11: terminal

12: Welding part

120: The first welding part

121: Second welding part

2: Cable rack

20: frame body

200: slotting

21: Wire trough

3: cable

30: core section

31: masking layer

4: Grounding structure

40: bridge part

41: clamping part

410: clamp arm

411: card edge

42: Docking part

43: elastic part

44: Insert

5: Plug housing

50: configuration hole

Fig. 1 is a three-dimensional assembly diagram of the electrical connector of the present invention.

FIG. 2 is a three-dimensional exploded schematic view of the electrical connector of the present invention.

Fig. 3 is an enlarged schematic view of the connection body of the present invention.

Fig. 4 is a three-dimensional exploded schematic view of the grounding structure and the cable rack of the present invention from another perspective.

5 is a schematic cross-sectional view of the electrical connector of the present invention at the cable rack.

Fig. 6 is a side sectional view of the electrical connector of the present invention.

In order to enable your examiners to further understand the characteristics and technical content of the present invention, please refer to the following detailed description and drawings related to the present invention, but the attached drawings are only for reference and description, and are not used to limit the present invention .

Please refer to FIG. 1 and FIG. 2 , which are respectively a three-dimensional assembly schematic diagram and a three-dimensional exploded schematic diagram of the electrical connector of the present invention. The present invention provides an electrical connector and its cable grounding structure, including a connecting body 1, a cable rack 2, a plurality of cables 3, and at least one grounding structure 4; wherein: please refer to FIG. 3 together, The connection body 1 has a terminal base 10 and a plurality of terminals 11 arranged on the terminal base 10, and the terminals 11 are extended from the front edge of the terminal base 10, and have a rear edge on the terminal base 10. The welding part 12 is used for electrical connection of the above-mentioned cables 3; the welding part 12 can be divided into a first welding part 120 and a second welding part 121 according to the pin position definition of each terminal 11, wherein the first welding part The terminal 11 corresponding to 120 can be a power terminal or a signal terminal, and the terminal 11 corresponding to the second soldering portion 121 is a ground terminal.

The cable rack 2 is assembled at the rear edge of the terminal base 10 and is used for straddling the cables 3 so that the cables can be neatly corresponding to the welding portions 12 of the terminals 11 for welding. As shown in Figure 4, in In the embodiment of the present invention, the cable frame 2 can have a frame body 20 extending in accordance with the arrangement direction of the terminals 11, and the upper and lower surfaces of the frame body 20 can respectively provide a plurality of cables arranged in a horizontal direction. The wires 3 are straddled at intervals (as shown in Figure 1); wherein, the frame body 20 can be provided with wire grooves 21 corresponding to the cables 3, and the wire grooves 21 are respectively arranged on the frame body 20, On the lower surface, the cables 3 can be arranged in the upper and lower rows on the cable rack 2, and at the same time, the connecting body 1 can have upper and lower terminals 11 corresponding to each other.

Based on the above, the grounding structure 4 can be formed by punching and bending a metal plate to bridge between the connecting body 1 and the cables 3 and can be mounted on the frame body 20 of the cable frame 2 Above; as shown in FIG. 4 , the grounding structure 4 mainly has a bridging portion 40 , at least one clamping portion 41 provided on the bridging portion 40 , and at least one butting portion extending from the bridging portion 40 toward the connecting body 1 42 , and an elastic portion 43 corresponding to the clamping portion 41 . Please cooperate with Fig. 4 and Fig. 5, the grounding structure 4 can be distributed on the cable frame 2 depending on the number of cables 3, so that the cables 3 each have a corresponding clamping part 41, and each clamp The holding part 41 has two clamping arms 410 opposite to each other, so that the corresponding cable 3 can be further clamped by the two clamping arms 410 of the clamping part 41 after being arranged in the wire slot 21; further The inner edges of the two clamping arms 410 opposite to each other are respectively provided with a card edge 411 to prevent the cable 3 from falling off or being skewed. In addition, the grounding structure 4 can also be fixed by bending an insert piece 44 from the bridging portion 40 toward the cable frame 2 to be embedded in the frame body 20 of the cable frame 2, and the frame body 20 can also be corresponding to the insert piece. 44 is provided with an embedding groove 200, the embedding groove 200 can penetrate through the frame body 20 according to the grounding structures 4 arranged on the upper and lower surfaces of the frame body 20 as required, and a plurality of grounding structures 4 are respectively arranged.

Please refer to Fig. 1 and Fig. 6 together, the above-mentioned cables 3 protrude from the wire slot 21 of the cable rack 2 toward the connection body 1, so as to have an exposed core segment 30 and a covering The shielding layer 31 on the core section 30 is used for welding to the first welding part of the connecting body 1 120, and the second welding part 121 of the connecting body 1 is used for welding the butt joint part 42 of the grounding structure 4, and the clamping part 41 of the grounding structure 4 is clamped on the shielding layer 31 of the cable 3, and passes through The elastic portion 43 abuts against the shielding layer 31 in a direction opposite to the clamping portion 41 , thereby providing the effect of connecting the main body 1 and the cables 3 for grounding.

In addition, please refer to Fig. 1 and Fig. 2 together, the above-mentioned connection body 1 can also be further arranged in a plug housing 5, that is, the rear end of the plug housing 5 is formed with a configuration hole 50 communicating with the inside thereof, After the connection body 1 is inserted into the plug housing 5 through the configuration hole 50, each terminal 11 is hidden in the near front end of the plug housing 5, so as to facilitate plugging into a mated socket (not shown). Set connection.

Therefore, the electrical connector and its cable grounding structure of the present invention can be obtained through the above-mentioned structural composition.

Accordingly, as shown in FIG. 6 , the present invention can ensure ground contact with the shielding layer 31 of the cable 3 through the elastic portion 43 of the grounding structure 4 , and also because the elastic portion 43 adopts the direction opposite to the clamping portion 41 But against the shielding layer 31, so the clamping part 41 can be used to prevent the cable 3 from falling off or skewing, and the wire core section 30 can be kept within the original precise range to be connected with the terminal. The welding part 12 of 11 is used for welding, so as to avoid the reduction of yield. Therefore, the present invention has the functions of enabling the connection between the main body 1 and the cable 3 to effectively ensure the grounding effect and welding yield.

To sum up, this invention can clearly achieve the expected purpose of use, and solve the lack of conventional knowledge, and because it is extremely novel and progressive, it fully meets the requirements for patent application for inventions. Please file an application in accordance with the Patent Law. Please check carefully and Granted the patent of this case to protect the inventor's rights.

However, the above description is only a preferred feasible embodiment of the present invention, and does not limit the patent scope of the present invention. Therefore, all equivalent techniques, means and other changes made by using the description and drawings of the present invention are all the same. Included within the scope of the present invention, it is hereby stated.

1: Connect the body

10: Terminal block

11: terminal

2: Cable rack

21: Wire trough

3: cable

4: Grounding structure

5: Plug housing

50: configuration hole

Claims (14)

An electrical connector, comprising: a connecting body with a terminal base and a plurality of terminals arranged on the terminal base, and the terminals are extended from the front edge of the terminal base, and have a Welding part; a cable frame assembled at the rear edge of the terminal base; a plurality of cables straddling the cable frame and having a core section exposed toward the connecting body and a covering The shielding layer on the core segment; and at least one grounding structure, which is bridged between the connecting body and the cables, and has a bridging part, at least one clamping part arranged on the bridging part, at least one by The bridging portion extends toward the butt portion of the connecting body, and an elastic portion opposite to the clamping portion; wherein, the clamping portion of the grounding structure is clamped on the shielding layer of each cable, and passes through the elastic The part is attached to the shielding layer in a direction opposite to the clamping part, and the butt joint part of the grounding structure is electrically connected to the core segments of the cables and the soldering parts of the terminals respectively. The electrical connector as described in claim 1, wherein the terminal welding parts are divided into a first welding part and a second welding part, and each of the terminals corresponding to the second welding part is a ground terminal, and is connected to the The docking part of the grounding structure is electrically connected. The electrical connector according to claim 1, wherein the cable frame has a frame body extending in accordance with the arrangement direction of the terminals, and the frame body is provided with a wire slot corresponding to each of the cables. The electrical connector as claimed in claim 3, wherein the bridging portion of the grounding structure is disposed on the frame. The electrical connector as claimed in claim 4, wherein the bridging portion is bent towards the cable frame and an insert piece is inserted into the frame body for fixing. The electrical connector according to claim 5, wherein the frame body is provided with a slot corresponding to the insert piece for the insert piece to be inserted into. The electrical connector as described in claim 3, wherein the upper and lower surfaces of the frame body are respectively used for the horizontally arranged cables to straddle at intervals. The electrical connector as claimed in item 7, wherein the connection system has the terminals arranged up and down oppositely corresponding to the plurality of grounding structures. The electrical connector according to claim 1, wherein the clamping portion of the grounding structure has two opposite clamping arms for clamping the corresponding cables. The electrical connector according to claim 9, wherein the inner edges of the two clamping arms facing each other are protrudingly provided with a card edge. A cable grounding structure for an electrical connector, the electrical connector includes a connecting body and a plurality of cables electrically connected to the connecting body, and a shielding layer is provided on each of the cables, and the grounding structure It is used to bridge between the connecting body and the cable, and includes: a bridging part; at least one clamping part provided on the bridging part to clamp the shielding layer of the cable; at least A docking portion extending from the bridging portion toward the connection body, electrically connected to the connection body; and an elastic portion opposite to the clamping portion, abutting against the clamping portion in a direction opposite to the clamping portion Cable shielding. The cable grounding structure of an electrical connector according to claim 11, wherein the bridging portion is further bent with an insert. The cable grounding structure of an electrical connector according to claim 11, wherein the clamping portion of the grounding structure has two opposite clamping arms for clamping the corresponding cables. The cable grounding structure of an electrical connector according to claim 13, wherein the inner edges of the two clamping arms facing each other are protrudingly provided with a clamping edge.

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