TWI547030B - Flat Cable Connector - Google Patents

Description

Cable connector structure improvement

The present invention relates to an electrical connector, and more particularly to an improved structure of a cable connector.

According to the current trend of miniaturization of connectors, the distance between the terminals and the terminals is further reduced, or crosstalk, signal interference, etc. are easily generated in implementation, and thus it is difficult to apply. On occasions with high frequency requirements. In particular, at this stage, on the cable connector such as the FPC, it is still unable to provide an effective EMI prevention mechanism for the interference of the high frequency signal, and one problem to be improved or solved.

In view of the above, the present inventors have made an effort to improve and solve the above-mentioned shortcomings, and have devoted themselves to research and cooperate with the application of the theory, and finally proposed a present invention which is reasonable in design and effective in improving the above-mentioned defects.

The main object of the present invention is to provide an improved structure of a cable connector, such as through contact between a metal housing and a terminal, especially as a terminal for grounding, for the cable connector to be suitable for high In frequency applications, the effect of preventing EMI is achieved.

In order to achieve the above object, the present invention provides an improved structure of a cable connector, comprising an insulating body, a shielding shell, and a plurality of terminals; the insulating body has a wire socket, and a plurality of terminals are arranged in the cable socket The shielding housing is disposed outside the insulating body and is provided with at least one shielding pin; and the plurality of terminals are respectively disposed on the terminal blocks and located in the cable socket; wherein at least one of the terminals is used as The grounding terminal of the grounding, and the shielding pin is directly in contact with the grounding terminal.

<present invention>

1‧‧‧Insulating body

10‧‧‧ cable socket

11‧‧‧ terminal block

12‧‧‧WD parts

120‧‧‧Eccentric shaft

2‧‧‧shading shell

20‧‧‧Fixed pins

21‧‧‧Shielding pins

210‧‧‧Touching

3‧‧‧ terminals

30‧‧‧Contacts

31‧‧‧Promotion Department

32‧‧‧Clamping Department

33‧‧‧Connecting Department

34‧‧‧Weld Department

35‧‧‧Resistance Department

4‧‧‧ cable

5‧‧‧Circuit board

The first figure is a perspective view of a first embodiment of the present invention.

The second figure is an enlarged detail of part A of the second figure.

The third drawing is a cross-sectional view of the first embodiment of the present invention before the insertion of the wire.

The fourth drawing is a cross-sectional view of the first embodiment of the present invention after the wire has been inserted.

The fifth drawing is a cross-sectional view of the second embodiment of the present invention after the wire has been inserted.

Fig. 6 is a cross-sectional view showing the third embodiment of the present invention after the wire has been inserted.

Figure 7 is a cross-sectional view showing the fourth embodiment of the present invention after the cable has been inserted.

Figure 8 is a cross-sectional view showing the fifth embodiment of the present invention after the cable has been inserted.

The detailed description of the present invention and the accompanying drawings are to be understood by the accompanying claims .

Please refer to the first, second and third figures, which are respectively a perspective view of a first embodiment of the present invention, an enlarged detail of a portion A of the second figure, and a first embodiment. A cross-sectional view before inserting the cable. The invention provides an improved structure of the cable connector, comprising an insulating body 1, a shielding shell 2, and a plurality of terminals 3; wherein: the insulating body 1 is made of an insulating material, which can be a horizontal strip a plurality of terminal sockets 10 are disposed on the insulative housing 1 in a lateral direction, and a plurality of terminal blocks 11 (ie, as shown in the third figure) are disposed in the cable sockets 10 for the terminals 3 The cable sockets 10 are respectively disposed on the terminal block 11 for inserting a row of wires 4 (such as FPC, as shown in FIG. 4 ) into the insulative housing 1 , thereby enabling the flexible cable 4 to be It is in electrical contact with each terminal 3 provided in the insulative housing 1.

The shielding case 2 is made of a metal material, and is disposed outside the insulative housing 1 , for example, laterally on the surface of the insulative housing 1 and extends over the two sides of the insulative housing 1 . A fixed pin 20 is fixed to the circuit board 5 (i.e., as shown in the third figure).

As shown in the third figure, the terminals 3 are made of a conductive material, and are respectively disposed on the terminal blocks 11 of the insulative housing 1 and located in the cable socket 10; and in the first embodiment of the present invention, Each of the terminals 3 has a contact portion 30, a pushing portion 31 extending from the rear side of the contact portion 30, a clamping portion 32 spaced apart from the contact portion 30, and a connection between the contact portion 30 and the clamping portion The connecting portion 33 between the portions 32 and the soldering portion 34 extending from the rear side of the connecting portion 33, and the insulating body 1 is pivotally provided with a lateral shifting member 12 having an eccentric shaft 120 And under the pushing portion 31 of each terminal 3, by pushing the dialing member 12, the eccentric shaft 120 can push the pushing portion 31 of the terminal 3 upward (that is, as shown in the fourth figure) for each terminal 3 The contact portion 30 can apply to the cable 4 inserted into the cable socket 10 With the pressure, the terminals 3 are clamped to the wire 4 by the contact portion 30 and the clamping portion 32 to achieve direct electrical contact with each other.

The present invention is mainly provided with at least one shielding pin 21 on the shielding housing 2, and at least one of the terminals 3 is used as a grounding terminal (GND pin), and the shielding pin 21 corresponds to the The grounding terminal is directly in contact with the grounding terminal; in more detail, the end of the shielding pin 21 has a reversely bent contact portion 210, and the pressing portion 210 is pressed against the grounding terminal to achieve Good contact effect. In this way, the cable connector can be provided to prevent EMI and prevent the signal from being disturbed by the outside when the high frequency is applied.

In addition, as shown in the fifth embodiment, in the second embodiment of the present invention, the clamping portion 32 of the terminals 3 is shorter than the contact portion 30, and is electrically connected only through the contact portion 30 and the cable 4. The contact is turned on, and the clamping portion 32 only provides a positioning effect of abutting against the front end edge of the wire 4.

Moreover, as shown in the sixth embodiment, in the third embodiment of the present invention, the contact portion 30 of the terminals 3 is located below the wire 4, and the pushing portion 31 is located above the wire 4 and the contact portion. 30 is opposite in spacing, and the connecting portion 33 is connected between the contact portion 30 and the pushing portion 31, and a pressing portion 35 for directly contacting the shielding pin 21 is extended from the rear side of the connecting portion 33 for shielding the pin. The contact portion 210 of 21 is pressed against the pressing portion 35. In the present embodiment, the welded portions 34 of the terminals 3 are extended from the front end of the contact portion 30.

Further, as shown in the seventh embodiment, in the fourth embodiment of the present invention, the insulative housing 1 does not have a member such as the dial member 12, and therefore the terminals 3 do not have the above. Corresponding pushing portion 31; at the same time, the contact portion 30 of the terminals 3 is located above the wire 4, and the clamping portion 32 is located below the wire 4 and spaced apart from the contact portion 30, and the connecting portion 33 is connected to the contact portion Between the portion 30 and the clamping portion 32, a pressing portion 35 for directly contacting the shielding pin 21 is further extended from the rear side of the connecting portion 33, so that the contact portion 210 of the shielding pin 21 is pressed against the urging portion 210. Pressing portion 35. In the present embodiment, the welded portions 34 of the terminals 3 are extended from the front end of the clamping portion 32.

Finally, as shown in the eighth embodiment, in the fifth embodiment of the present invention, which is the same as the fourth embodiment, the insulative housing 1 does not have the member such as the dial member 12, and the terminals 3 are In the present embodiment, the contact portion 210 of the shield pin 21 is directly pressed against the connecting portion 33 of the terminals 3 to achieve a good contact effect. Has the effect of preventing EMI.

Therefore, the structure of the cable connector of the present invention can be improved by the above-described structural composition.

In summary, the present invention can achieve the intended use purpose, and solve the lack of the conventional, and because of the novelty and progress, fully meet the requirements of the invention patent application, and apply according to the patent law, please check and The patent in this case is granted to protect the rights of the inventor.

However, the above description is only a preferred embodiment of the present invention, and thus the scope of the present invention is not limited thereto, and the equivalent techniques and means, etc., which are used in the description of the present invention and the contents of the drawings, are the same. It is included in the scope of the present invention and is combined with Chen Ming.

1‧‧‧Insulating body

10‧‧‧ cable socket

11‧‧‧ terminal block

12‧‧‧WD parts

120‧‧‧Eccentric shaft

2‧‧‧shading shell

21‧‧‧Shielding pins

210‧‧‧Touching

3‧‧‧ terminals

30‧‧‧Contacts

31‧‧‧Promotion Department

32‧‧‧Clamping Department

33‧‧‧Connecting Department

34‧‧‧Weld Department

4‧‧‧ cable

5‧‧‧Circuit board

Claims (10)

The invention relates to an improved structure of a cable connector, comprising: an insulative housing having a wire socket, and a plurality of terminal blocks disposed in the cable socket; a shielding shell disposed outside the insulating body and provided with at least a shielding pin; and a plurality of terminals respectively disposed on the terminal block and located in the cable socket; wherein at least one of the terminals is a grounding terminal, and the shielding pin is grounded The terminal is in direct contact with the ground terminal. The cable connector structure according to claim 1 is improved, wherein the insulation system is a horizontally long strip, and the cable socket is disposed laterally of the insulating body. The cable connector structure according to claim 2 is improved, wherein the shielding shell is laterally coated on the surface of the insulating body along the insulating body. The structure of the cable connector of the third aspect of the invention is improved, wherein the shielding body extends from a fixed side of the insulating body to a fixed side. The cable connector structure according to any one of claims 1 to 4, wherein the shield pin end has a reversely bent contact portion for directly pressing against the ground terminal. . The cable connector according to claim 5 is characterized in that the terminal has a contact portion, a pushing portion extending from a rear side of the contact portion, and a clamping portion opposite to the contact portion. And a connecting portion connected between the contact portion and the clamping portion, and the insulating body is pivotally provided with a dialing member, the dialing member having an eccentric shaft located below the pushing portion. The structure of the cable connector according to claim 6 of the patent application is improved, wherein the clip The holding portion is shorter than the contact portion. The cable connector according to claim 5, wherein the terminal has a contact portion, a pushing portion above the contact portion and opposite to the contact portion, and a connecting portion a connecting portion with the pushing portion, and a pressing portion contacting the shielding pin extending from the rear side of the connecting portion, and the driving body is pivotally provided with a dialing member having an eccentric shaft It is located below the pusher. The cable connector according to claim 5 is characterized in that the terminal has a contact portion, a clamping portion located below the contact portion and spaced apart from the contact portion, and a connection portion to the contact portion. a connecting portion with the clamping portion. The cable connector structure according to claim 9 is characterized in that the rear side of the connecting portion extends a pressing portion that is in contact with the shielding pin.