CN101969166A - Shielding plug-in structure of flat cable connector - Google Patents

Abstract

A shielding plug-in structure of a flat cable connector comprises a plug-in base and a pressing component, wherein the plug-in base is provided with a plug-in groove and side walls formed on two corresponding sides of the plug-in groove, two corresponding sides of the pressing component form a pair of pivoting structures so as to pivotally connect the pressing component to the side walls of the plug-in base, the pressing component is positioned at an opening position or a pressing position by taking the pivoting structures as a rotating center when being operated, the pressing component is made of metal materials, at least one part of the plug-in base is made of metal materials and serves as a guide connection part, the guide connection part is connected with a ground conduction terminal, a circuit flat cable is inserted into an insertion space of the plug-in groove when the pressing component is positioned at the opening position, the pressing component is operated to press the circuit flat cable downwards, and the pressing component is connected to the ground conduction terminal through the guide connection part. The embodiment of the invention can overcome the defect that the traditional circuit flat cable is easily interfered by external electromagnetic interference when being inserted into the connector, thereby achieving good shielding effect.

Description

Shielded plug-in structure of cable connector

technical field

The invention relates to the design of a connector structure, in particular to a shielded plug-in structure of a cable connector.

Background technique

A connector is a connection device that electrically connects wires, circuit boards and other circuit components. Its function is to provide a separable interface to connect two subsystems inside the electronic system so that it can transmit signals or power smoothly. Therefore, connectors are widely used in various electronic products around our lives, such as notebook computers, personal digital assistants, etc.

The general connector is soldered on the circuit board, and then uses its connecting terminal to contact the contact end of the circuit board on the circuit layout to form an electrical connection. However, in some applications, the connector is used to fix another circuit component. , such as the use of fixed flexible cables. Therefore, the connector is interposed between the flexible cable and a printed circuit board, and serves as the transfer of electrical signals.

The design of the known zero insertion force (Zero Insertion Force, ZIF) connector includes a receptacle and a pressing member, the receptacle has a receptacle and side walls formed on both sides of the receptacle, the receptacle A plurality of conductive terminals are provided, and a pair of pivot joint structures are formed on the corresponding two sides of the pressing member to pivotally connect the pressing member to the side wall of the socket. The structure is positioned as a center of rotation in an open position or a pressed position.

The pressure part of the traditional connector is made of non-metallic materials. When the connector and the circuit cable held by it transmit signals or power in the electronic system, it cannot pass through the pressure part that is pressed on the circuit cable. An external electromagnetic interference is guided from the ground terminal of the connector to the near-end circuit board, so that the resulting noise in the signal conduction between the systems and affecting the signal quality cannot be effectively solved.

Contents of the invention

Therefore, the main purpose of the present invention is to provide a shielded plug-in structure of a cable connector, which can improve the disadvantage of being easily subjected to external electromagnetic interference when the traditional circuit cable is inserted into the connector, so as to achieve a good shielding effect.

The technical means adopted by the present invention to solve the problems of the known technology are: a shielded plug-in structure of a cable connector, including a plug-in base and a pressing member, and the plug-in base has a plug-in slot and a pair of side walls formed on the corresponding two sides of the insertion groove, the insertion groove is provided with a plurality of conductive terminals, and a pair of pivot joint structures are formed on the corresponding two sides of the pressing member, so as to pivotally connect the pressing member to the The side wall of the socket base and the socket slot of the socket base form an insertion space, and the pressing member can be positioned at an open position or a pressing position with the pivot structure as the center of rotation when being operated.

Wherein the pressing member is made of metal material, and at least a part of the socket base is made of metal material and serves as a conducting part and is connected with at least one grounding terminal.

When the circuit cable is inserted into the insertion space of the socket slot when the pressing member is in the open position, a pressing end of the pressing member is operated to press down on the surface of the circuit cable, so that the pressing member It is positioned at the pressing position, and the pressing member is connected to the ground terminal through the connecting portion.

In another preferred embodiment, the insertion end of a circuit adapter board can also be inserted into the insertion space of the insertion slot when the pressing member is in the open position, and the pressing end of the pressing member can be operated. Pressing down on the surface of the circuit adapter board, the pressing member is positioned at the pressing position to clamp and fix the circuit adapter board.

The circuit cable can be combined and fixed on the circuit adapter board for electrical connection, and the electrical signal transmitted by the circuit cable is transmitted by the circuit adapter board to the near-end circuit through the first contact end of the conductive terminal. board to comply with industry applications.

Through the technical means adopted in the present invention, since the resisting member and the connecting part of the socket base are made of metal materials, when the connector and the circuit cable held by it transmit signals or power in the electronic system , an external electromagnetic interference can be guided from the ground terminal of the connector to the near-end circuit board through the above-mentioned components, so as to solve the problem that the existing circuit wiring cannot effectively prevent external electromagnetic interference, which causes noise in the signal conduction between systems The ills that affect its signal quality, and then achieve a good shielding effect.

In addition, because the circuit cable is clamped and fixed by the pressing member, it conforms to the design of the Zero Insertion Force (ZIF) connector. This design can improve the traditional application of integrated circuits, printed circuit boards or circuit cables. The high insertion force caused by the connector leads to difficult assembly and the disadvantage of possible mechanical damage on the electronic structure.

Description of drawings

Fig. 1 is a perspective view showing a first embodiment of the present invention;

Figure 2 is an exploded perspective view showing the first embodiment of the present invention;

Fig. 3 is a partial enlarged view showing the first embodiment of the present invention;

4 is a perspective view showing that the pressing member of the first embodiment of the present invention is in an open position;

Fig. 5 is one of the three-dimensional action diagrams showing the first embodiment of the present invention;

Fig. 6 is a sectional view showing the section 6-6 in Fig. 5 of the first embodiment of the present invention;

Fig. 7 is the second three-dimensional action diagram showing the first embodiment of the present invention;

Fig. 8 is a sectional view showing the section 8-8 in Fig. 7 of the first embodiment of the present invention;

Fig. 9 is a sectional view showing the section 9-9 in Fig. 7 of the first embodiment of the present invention;

10 is a cross-sectional view showing one of the practical applications in which the circuit adapter board is inserted into the connector and the circuit cable is combined with the circuit adapter board according to the first embodiment of the present invention;

11 is a cross-sectional view showing the second embodiment of the practical application of inserting the circuit adapter board into the connector and combining the circuit cable with the circuit adapter board according to the first embodiment of the present invention;

12 is a cross-sectional view showing the third embodiment of the practical application of inserting the circuit adapter board into the connector and combining the circuit cable with the circuit adapter board according to the first embodiment of the present invention.

Reference number

100 shielded socket structure

1 Docking base

10 sockets

11, 11a side wall

12, 12a sliding guide groove

120, 120a Leading part

121, 121a The first guide groove end

122, 122a The second guide groove end

2 Compression member

20, 20a Pivot joint structure

21 Resisting pressure end

3 Conductive terminal

30 first contact end

31 Second contact end

32 The third contact terminal

4. 4a Ground conductor terminal

5 Circuit wiring

51 Conductive contact terminal

52 Touchdown zone

5a Circuit cable

50a Connection section

51a Conductive contact terminals

5b Circuit cable

50b Connection section

51b Conductive contact terminals

5c circuit cable

50c Connection section

51c Conductive contacts

6 circuit board

61 Conductive contact terminal

7 Circuit adapter board

71 Plug-in terminal

72 Cable connection end

73 Touchdown zone

74 Conductive contact terminal

75, 75a, 75b through hole

8 cover film

8a, 8b, 8c solder points

I1 Direction of rotation

I2 Direction of rotation

P1 Open position

P2 Pressing position

S2 insertion space

Detailed ways

The specific embodiments adopted by the present invention will be further described through the following embodiments and accompanying drawings.

Please refer to Figures 1 to 4 at the same time, Figure 1 is a perspective view showing the first embodiment of the present invention, Figure 2 is a perspective exploded view showing the first embodiment of the present invention, Figure 3 is a perspective view showing the first embodiment of the present invention Partial enlarged view, FIG. 4 is a perspective view showing that the pressing member of the first embodiment of the present invention is in an open position. As shown in FIG. 1 , the shielding plug structure 100 of the cable connector of the present invention includes a plug base 1 and a pressing member 2 . The insertion base 1 has an insertion slot 10 and a pair of sidewalls 11 , 11 a formed on opposite sides of the insertion slot 10 .

As shown in Figure 2 and Figure 3, the corresponding side walls 11, 11a of the socket base 1 are respectively formed with a sliding guide groove 12, 12a (not shown in the figure), at least a part of the sliding guide groove 12, 12a is made of metal material and used as a guide portion 120, 120a (not shown in the figure), in addition, the sliding guide grooves 12, 12a respectively have at least one first guide groove end 121, 121a and at least one second guide groove end 122 , 122a.

As shown in FIG. 2 , the pressing member 2 of the present invention is made of metal material, and the corresponding two sides of the pressing member 2 respectively have a pair of pivot structures 20 , 20 a.

As shown in Figure 4 and Figure 9, in the embodiment of the present invention, the insertion slot 10 of the insertion base 1 forms an insertion space S2, and the inner wall of the insertion slot 10 is pierced with a plurality of The conductive terminal 3, wherein one end of the conductive terminal 3 is defined as a first contact end 30 for connecting with a conductive contact end 61 on a circuit board 6, and the other end different from the first contact end 30 is formed with a first contact end Two contact terminals 31 and a third contact terminal 32 are used for connecting with a conductive contact terminal 51 (see FIG. 5 ) of a circuit cable 5 (please refer to FIG. 5 ).

Please refer to FIG. 5 and FIG. 6 at the same time. FIG. 5 is one of the three-dimensional action diagrams showing the first embodiment of the present invention, and FIG. 6 is a cross-sectional view showing the section 6-6 in FIG. 5 of the first embodiment of the present invention. The guiding parts 120, 120a (not shown) of the sliding guide grooves 12, 12a (not shown in the figure) of the socket base 1 of the present invention are respectively connected with at least one grounding terminal 4, 4a (not shown in the figure). not shown), the ground terminals 4 and 4a can be passed through and fixed on the circuit board 6 . As shown in FIG. 6, during operation, the pressing member 2 can be inserted into the sliding guide grooves 12, 12a of the side walls 11, 11a of the socket base 1 through the pivot structures 20, 20a (not shown in the figure). Sliding and rotating with the pivot structure 20, 20a as the center of rotation, so that the pressing member 2 can be positioned at an opening position P1 or a pressing position P2 (see FIG. 8 ).

When the circuit cable 5 is to be inserted into the insertion space S2 of the insertion slot 10 of the socket base 1, the pressing member 2 can be operated so that the pivoting structures 20, 20a of the pressing member 2 are guided by the second guide groove. The end 122, 122a (not shown in the figure) slides to the first guide groove end 121, 121a (not shown in the figure), and at the same time, the pivot structure 20, 20a is used as the center of rotation, so that the pressing member 2 The direction of rotation I1 is turned to the open position P1.

Please refer to Fig. 7 to Fig. 9 at the same time, Fig. 7 is the second three-dimensional action diagram showing the first embodiment of the present invention, and Fig. 8 is a sectional view showing the section 8-8 in Fig. 7 of the first embodiment of the present invention, Fig. 9 is a sectional view showing the section 9-9 in Fig. 7 of the first embodiment of the present invention. As shown in Figures 7 and 8, when the circuit cable 5 has been inserted into the insertion space S2 (see Figure 5) of the insertion slot 10 (see Figure 5) of the socket base 1, the pressing member 2 A pressing end 21 of the pressing member is operated to press down on the surface of the circuit cable 5 to clamp and fix the circuit cable 5, wherein the pivoting structures 20, 20a (not shown in the figure) of the pressing member 2 are Sliding from the first guide groove end 121, 121a (not shown in the figure) of the sliding guide groove 12, 12a (not shown in the figure) to the second guide groove end 122, 122a (not shown in the figure), and At the same time, the pivoting structure 20, 20a is used as the center of rotation, so that the pressing member 2 is rotatably positioned from the opening position P1 (see FIG. 6 ) to the pressing position P2 according to a rotation direction I2.

As shown in Figure 8, the pressing member 2 is connected to the grounding terminal 4, 4a through its pivotal structure 20, 20a and the guide portion 120, 120a of the sliding guide groove 12, 12a. The structures 20, 20a and the conductive parts 120, 120a are made of metal materials, so the circuit cable 5 can pass an external electromagnetic interference from one end of the circuit cable 5 through the pressing member 2, the pivot structure 20, 20a, the guide The connection parts 120, 120a and the ground terminals 4, 4a are guided to the proximal circuit board 6 to achieve a good shielding effect.

As shown in FIG. 9, when the circuit cable 5 is inserted into the shielded plug structure 100 of the cable connector of the present invention, the pressing end 21 of the pressing member 2 is operated to press down on the circuit cable 5. The grounding area 52, the plurality of conductive contact ends 51 of the circuit cable 5 are accurately positioned and contacted with the third contact end 32 of the conductive terminal 3, for electrically connecting and transmitting electrical signals through the first contact end 30 of the conductive terminal 3 Lead to the proximal circuit board 6.

Please refer to FIG. 10 , which is a cross-sectional view showing one of the practical applications of inserting the circuit adapter board into the connector and combining the circuit cable with the circuit adapter board according to the first embodiment of the present invention. The components of the shielding plug structure 100 of the cable connector in this embodiment are the same as those described above, so the same components are marked with the same component numbers for correspondence. The difference is that in order to meet the application in the actual industry, the insertion end 71 of a circuit adapter board 7 can also be inserted into the insertion space S2 of the insertion slot 10 when the pressing member 2 is at the open position P1, and the pressing member The pressing end 21 of 2 can be operated to press down on the surface of the circuit adapter board 7 , so that the pressing member 2 is positioned at the pressing position P2 to clamp and fix the circuit adapter board 7 .

As shown in FIG. 10 , the circuit adapter board 7 includes a plug-in terminal 71 , a cable connection terminal 72 disposed relative to the plug-in terminal 71 , a grounding area 73 and a plurality of conductive contact terminals 74 . The cable connecting end 72 is used for positioning and connecting the conductive contact end 51a of the connection section 50a of a circuit cable 5a, and then a covering film 8 is used to combine and fix the circuit cable 5a on the circuit switch by welding or plating. Connect to board 7. The grounding area 73 is formed on the surface of the circuit adapter board 7 , so that the pressing end 21 of the pressing member 2 can press and contact the grounding area 73 reliably. The plurality of conductive contact ends 74 of the circuit adapter board 7 are accurately positioned and contacted with the third contact end 32 of the conductive terminal 3 for electrically connecting and transmitting the electrical signal transmitted by the circuit cable 5a through the first contact end 32 of the conductive terminal 3 . A contact terminal 30 leads to the proximal circuit board 6 .

Refer to Fig. 11 and Fig. 12 at the same time. Fig. 11 is a cross-sectional view showing the second embodiment of the practical application of inserting the circuit adapter board into the connector and combining the circuit cable with the circuit adapter board according to the first embodiment of the present invention. Fig. 12 It is a third cross-sectional view showing the practical application of inserting the circuit adapter board into the connector and combining the circuit cable with the circuit adapter board according to the first embodiment of the present invention. The constituent elements of the two implementations are the same as those described above, so the same elements are marked with the same element numbers for correspondence. The difference is that the circuit adapter board 7 in FIG. 11 has a through hole 75 adjacent to the connection end 72 of the cable, so that the connection section 50b of a circuit cable 5b can be positioned and connected to the conductive contact end 51b after passing through. The cable connection end 72 of the circuit adapter board 7, and then the circuit cable 5b is combined and fixed on the circuit adapter board 7 in the form of solder points 8a, wherein the circuit cable 5b is inserted into the circuit in the forward direction as shown in the figure Of course, the adapter board 7 can also be reversely inserted into the circuit adapter board 7 and then combined and fixed, so the forms shown in the drawings should not be construed as limiting the present invention.

The circuit adapter board 7 of FIG. 12 is provided with through holes 75a and 75b at the positions adjacent to the two sides of the connecting end 72 of the cable, and its function is also to allow the connection section 50c of the circuit cable 5c to pass through the through holes 75a and 75b respectively. After the through hole 75b, the conductive contact end 51c can be positioned and connected to the cable connection end 72 of the circuit adapter board 7, and then the circuit cable 5c can be combined and fixed on the circuit adapter board 7 by means of solder points 8b and 8c, and then 11 and 12 respectively, wherein the circuit cable 5c shown in FIG. 12 is inserted into the circuit adapter board 7 in the forward direction, and can also be inserted into the circuit adapter board 7 in the reverse direction and then combined and fixed.

Of course, as long as those skilled in the art can easily know, in addition to the above-mentioned combination and fixing of the circuit cable to the circuit adapter board by welding, the circuit cable can also be glued and positioned on the circuit adapter board by using conductive adhesive. Or use physical direct contact, for example: use a pressing tape to press and position the circuit cable on the circuit adapter board, or make a terminal on the circuit adapter board or use a metal shrapnel for the circuit cable to be inserted or crimped etc., so the form shown in the drawings is only one of many embodiments, and should not be construed as limiting the present invention.

Moreover, the shielded plug-in structure with a cable connector is the main technical feature of the present invention, and all changes made using the principle of the present invention belong to the scope of protection claimed by the present invention, and it can be seen from the above embodiments that the present invention The provided shielded plug-in structure of the cable connector is indeed of industrial utility value, so the present invention already meets the conditions for patent application. But the above description is only a description of the preferred embodiment of the present invention, those skilled in the art can make other various improvements according to the above description, but these changes still belong to the inventive spirit of the present invention and the claims defined above in range.

Claims (14)

1. A shielded plug-in structure of a cable connector, characterized in that the shielded plug-in structure of the cable connector includes a plug-in base and a pressing member, and the plug-in base has a plug-in base A connection groove and a pair of side walls formed on the corresponding two sides of the insertion groove, the insertion groove is provided with a plurality of conductive terminals, and a pair of pivot structures are formed on the corresponding two sides of the pressing member, so as to The pressing member is pivotally connected to the side wall of the socket base, and the insertion slot of the socket base forms an insertion space, and the pressing member can be operated with the The pivoting structure is used as the center of rotation and is positioned at an open position or a pressing position, wherein the pressing member is made of metal material, and at least a part of the insertion base is made of metal material as a guiding part , the conducting part is connected with at least one grounding terminal, and a circuit cable is inserted into the insertion space of the insertion slot when the pressing member is at the open position, and the pressing member A pressing end is operated to press down on the surface of the circuit cable, so that the pressing member is positioned at the pressing position, and the pressing member is connected to the ground terminal. 2. The shielded plug-in structure of the cable connector according to claim 1, characterized in that, the pivot joint structures formed on the corresponding two sides of the pressing member are respectively slidably combined with the plug-in connectors. A sliding guide groove formed by the side wall of the base, when the pressing member is operated, it can slide in the sliding guide groove of the insertion base with its pivot structure and use the pivot structure as a The rotation center is positioned at the opening position or the pressing position. 3. The shielded plug-in structure of the cable connector according to claim 2, wherein the sliding guide grooves respectively formed on the corresponding side walls of the plug-in base have at least one first guide groove end and At least one second guide groove end, the pivot structure of the pressing member can slide to a limited extent between the first guide groove end and the second guide groove end of the sliding guide groove, so that the pressing A member can be positioned in either the open position or the compressed position. 4 . The shielded plug-in structure of a cable connector according to claim 2 , wherein the guiding portion of the sliding guide groove of the plug-in base is made of a metal material. 5. The shielded plug-in structure of a cable connector according to claim 1, wherein one end of the conductive terminal is defined as a first contact end for connecting with a conductive contact end of a circuit board. 6. The shielded plug-in structure of a cable connector according to claim 5, wherein a second contact end and a third contact end are formed at the other end of the conductive terminal different from the first contact end , used to connect with the conductive contact end of the circuit cable. 7. A shielded plug-in structure of a cable connector, characterized in that the shielded plug-in structure of the cable connector includes a plug-in base and a pressing member, and the plug-in base has a plug-in base A connection groove and a pair of side walls formed on the corresponding two sides of the insertion groove, the insertion groove is provided with a plurality of conductive terminals, and a pair of pivot structures are formed on the corresponding two sides of the pressing member, so as to The pressing member is pivotally connected to the side wall of the socket base, and the insertion slot of the socket base forms an insertion space, and the pressing member can be pivotally connected when operated. The structure is positioned at an open position or a pressing position as a center of rotation, wherein the pressing member is made of metal material, and at least a part of the insertion base is made of metal material as a conducting portion, The connecting part is connected with at least one grounding terminal, and the insertion end of a circuit adapter board is inserted into the insertion space of the insertion slot after the pressing member is at the opening position. A pressing end of the pressing member is operated to press down on the surface of the circuit adapter board, so that the pressing member is positioned at the pressing position, and the pressing member passes through the lead The part is connected to the ground terminal. 8. The shielded plug-in structure of the cable connector according to claim 7, characterized in that, the pivot joint structures formed on the corresponding two sides of the pressing member are respectively slidably combined with the plug-in connectors. A sliding guide groove formed by the side wall of the base, when the pressing member is operated, it can slide in the sliding guide groove of the insertion base with its pivot structure and use the pivot structure as a The rotation center is positioned at the opening position or the pressing position. 9. The shielded plug-in structure of a cable connector according to claim 8, wherein the sliding guide grooves respectively formed on the corresponding side walls of the plug-in base have at least one first guide groove end and At least one second guide groove end, the pivot structure of the pressing member can slide to a limited extent between the first guide groove end and the second guide groove end of the sliding guide groove, so that the pressing A member can be positioned in either the open position or the compressed position. 10 . The shielded plug-in structure of a cable connector according to claim 8 , wherein the guiding portion of the sliding guide groove of the plug-in base is made of a metal material. 11 . 11. The shielded plug-in structure of a cable connector according to claim 7, wherein one end of the conductive terminal is defined as a first contact end for connecting with a conductive contact end of a circuit board. 12. The shielded plug-in structure of a cable connector according to claim 11, wherein a second contact end and a third contact end are formed at the other end of the conductive terminal different from the first contact end , used to connect with the conductive contact end of the circuit adapter board. 13. The shielded plug-in structure of the cable connector according to claim 7, characterized in that at least one grounding area is provided on the surface of the circuit adapter board, which is operated on the pressing end of the pressing member When pressing down on the surface of the circuit adapter board, the pressing end of the pressing member presses and contacts the grounding area. 14. The shielded plug-in structure of a cable connector according to claim 7, wherein the circuit adapter board is defined as a cable connection end relative to the plug-in end, and is used to connect the circuit row Wire.

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