TWI493808B - Transmission connector - Google Patents

Description

Transmission connector

The present invention relates to an electrical connector, and more particularly to a transmission connector having the effect of reducing crosstalk.

In order to meet the high-speed data transmission requirements, improving the current communication transmission speed and increasing the bandwidth used is the main improvement method at present, and in order to achieve high-speed transmission efficiency, in addition to the front-end equipment room facilities and the middle-end transmission line, for the connection The communication connectors at each end position must also cooperate; however, while increasing the transmission speed, the accompanying crosstalk becomes one of the serious problems affecting the transmission performance.

There are many crosstalk factors causing the communication connector, especially in the multi-line integrated transmission connector, since the signal source is transmitted by multiple sets of signal lines, and the signal lines are arranged in parallel with each other on the transmission connector. Each signal line is prone to crosstalk due to inductive coupling; in order to reduce the negative effects of crosstalk in the prior art, try to set each group of signal lines with shielding isolation, or spiral winding twisted pairs Other physical methods, but still can not effectively solve the crosstalk effect.

A conventional structure, such as the one disclosed in US Pat. No. 6,116,943, discloses a structure in which a rigid circuit board is added to a modular plug, and a plurality of array holes are provided on the rigid circuit board to provide a plurality of wires and communication connection terminals. Insert the hole, additionally in the electricity The circuit board is provided with circuit wiring for reducing the crosstalk between adjacent circuits to solve the above problem of utilizing the physical method to reduce the crosstalk.

However, the generation of crosstalk is not only the inductive coupling caused by adjacent pairs of wires, but also the cross-sectional area of two adjacent wires, and the interaction of the cross-sections causes greater crosstalk. Therefore, any of the conventional techniques previously used has been unable to effectively reduce the influence of crosstalk.

In view of the above-mentioned deficiencies, the main object of the present invention is to provide a transmission connector that is coupled by a printed circuit on a flexible circuit board while having a physical property of an extremely small cross-sectional interaction region to reduce the relationship between two adjacent circuits. Crosstalk circuit layout.

Another object of the present invention is to provide a transmission joint that utilizes the characteristics of structural stress to press the flexible circuit board upward to maintain electrical continuity between the flexible circuit board and the terminal to save the soldering process.

In order to achieve the above object, the present invention mainly provides a transmission connector having a low crosstalk function, comprising a carrier, a flexible circuit board and a cover, wherein the carrier further comprises a fixing base and a receiving seat. The mounting base is provided with a plurality of rocking plates, and the rocking plates have a upwardly tilting stress, and one end of the receiving seat is correspondingly connected with one end of the fixing base, and the other end of the receiving seat is provided with a plurality of penetrating through holes. a flexible circuit board is disposed in the fixing base and the receiving seat and abuts against the rocking plate. The flexible circuit board is provided with a plurality of wires, and the wires correspond to the through slots. cause The wire is exposed, and the cover system is coupled to the carrier. The cover further includes a wire holder and a connector. The wire holder is configured to be coupled to the holder, and the plurality of wires are electrically conductive on the line holder. The insulating piercing terminal is configured to penetrate the terminal block, and the bottom of the insulating piercing terminal is in contact with and electrically connected to the flexible circuit board. Finally, the connecting seat is used for the receiving seat. Correspondingly engaging, and being coupled to the fixing base, the connecting wire holder and the fixing base are correspondingly engaged to generate a pressure amount to press against the flexible circuit board, and then causing the rocking plates to generate a rebound force to push against the flexible circuit board. The flexible circuit board is electrically connected to the insulating piercing terminals in a normal state.

The above and other objects, features and advantages of the present invention will become more <RTIgt;

Please refer to the first and second figures, which are exploded top and bottom views of the three-dimensional structure of the present invention. As shown in the figure, the transmission connector of the present invention mainly comprises a carrier 1, a flexible circuit board 2 and a cover 3, wherein the carrier 1 is composed of a fixing base 11 and a receiving seat 12, the fixing base The eleventh body has a long plate body 111. The two long sides of the fixing base 11 respectively have a partition plate 112. The partition plate 112 and the plate body 111 form an accommodation space 113, and the plate body 111 is provided on the plate body 111. There are a plurality of jacks 114, and a plurality of rocking plates 115 are disposed adjacent to the plate body 111 of each of the jacks 114. The rocker plates 115 have stresses that are upwardly lifted, and one of the partitions 112 extends outward. The inner side of the clamping arm 116 has a recess 117, and the recesses 117 are semicircular, and the receiving seat 12 has an end of the clamping arm 116 and the fixing base 11 One end of the corresponding connection, the accommodating seat 12 has a plate body 121, and a fixed plate 122 is disposed on each of the long sides of the plate body 121, and at least the position of the fixing plate 122 adjacent to the plate body 121 is at least In the present embodiment, each of the fixing plates 122 has a plurality of latching holes 123. Further, at the other end of the plate body 121, a baffle 124 is provided, and the baffle 124 is coupled to the plurality of latching holes 124. The fixing plate 122 and the plate body 121 form an accommodating space 125, and a plurality of through grooves 126 penetrating through the plate body 121 are formed on the plate body 121, and the through grooves 126 extend to the baffle 124. A plurality of insertion holes 127 penetrating through the plate body 121 are disposed on the upper portion.

Continue to refer to the first and second figures. The flexible circuit board 2 is a flexible film conductor having a printed circuit for coupling a plurality of communication contact terminals. The flexible circuit board 2 is divided into a fixed section 21 and a bent section. The fixed section 21 is received in the accommodating space 113 of the fixing base 11, and the plurality of through holes 211 are respectively disposed on the fixed section 21 and the bending section 22 of the flexible circuit board 2, and the plurality of fixed sections 21 are fixed. The position of the through hole 211 of the fixing portion 11 corresponds to the position of the insertion hole 127 of the receiving seat 12, and the bending portion 22 is accommodated in the capacity. In the seat 12, the end of the bending section 22 is L-shaped, so that the bending section 22 is flatly attached to the plate body 121 and the baffle 124. The bottom surface of the bending section 22 has a plurality of wires 212. The position of the wire 212 corresponds to the position of the slot 126 of the receiving seat 12, so that the wires 212 are just exposed.

The cover 3 is used for correspondingly engaging with the carrier 1, and the flexible circuit board 2 is clamped and fixed in the two. The cover 3 is composed of a hub 31 and a connector 32. The line holder 31 is for receiving an external wire, and the line holder 31 is The pedestal 311 and the guiding block 312 are respectively disposed at the bottom of the concentrating base 31, and the 311 and the guiding block 312 are respectively disposed through the through hole 211 of the flexible circuit board 2. And the insertion hole 114 of the fixing base 11 , thereby fixing the fixed position 21 of the flexible circuit board 2 to the relative position of the fixing base 11 and the line base 31, and further providing a plurality of positions on the top surface of the board body of the assembly line 31 The terminal 313 is made of a conductive material and extends to the bottom surface of the base of the hub 31 for abutting against the flexible circuit board 2 and forming an electric charge. And the communication terminal is electrically connected to the outside through the flexible circuit board 2, and the two ends of the one end of the line holder 31 extend outwardly from the plurality of cantilevers 314, and the cantilever 314 is connected to the fixed seat 11. The groove 117 of the inner side of the clamping arm 116 is correspondingly engaged; and the connecting seat 32 is correspondingly combined with the receiving seat 12, wherein a rotating wheel 321 is respectively disposed at two sides of one end of the connecting seat 32, and the rotating wheel 321 is respectively It is accommodated in the groove 117 on the inner surface of the clamp arm 116, when the hub seat 31 After the cantilever 314 is coupled to the clamping arm 116, the rotating wheel 321 is covered therein, so that the rotating wheel 321 rotates in the groove 117 to drive the connecting seat 32 and the connecting seat 32. The bending portion 22 of the base 12 and the flexible circuit board 25 is rotated, as shown in the operation diagram of the seventh embodiment. Further, a plurality of plugs 322 are disposed on the bottom surface of the base of the connecting base 32, and the plugs 322 are used for The hole 211 of the flexible circuit board 2 and the socket 127 of the receiving base 12 are respectively fixed to fix the relative position of the bending portion 22 of the flexible circuit board 2 in the connecting seat 32 and the receiving seat 12, In addition, at least one protrusion 323 is disposed on each of the two outer side surfaces of the connecting base 32. In this embodiment, the plurality of protrusions 323 are used for clamping the card of the receiving seat 12 . Inside the pupil 123, Thereby, the relative position of the connecting seat 32 and the receiving seat 12 is fixed; the combined completion diagram is as shown in the third figure.

Please refer to the fourth to sixth figures, which are a combination upper view of the present invention, a sectional view of the 5-5 structure, and a sectional view of the 5-5 structure. In the transmission joint of the present invention, the plurality of rocking plates 115 of the fixing base 11 have a stress that rises upward, as shown in the cross-sectional view of the fifth figure, when the wire base 31 presses the fixed section 21 of the flexible circuit board 2 In the fixing base 11 , the insertion piece 311 is used to generate a lower pressure to fix the position thereof, and the plurality of rocking plates 115 of the fixing base 11 are pressed by the collecting base 31 downward, and the rocking plates 115 naturally generate a The rebound force is upward and pressed against the flexible circuit board 2, so that the flexible circuit board 2 is kept in contact with the insulation piercing terminal 313, as shown in the sixth figure, thereby eliminating the need to pierce the insulation by mechanical pressing process or welding technology. The terminal 313 is directly bonded to the flexible circuit board 2 to save its process.

However, the embodiments described above are preferred embodiments, and the scope of the invention is not limited thereto, and equivalent changes or modifications made in accordance with the scope of the invention and the contents of the specification should be The scope of patent coverage.

1‧‧‧ Carrier

11‧‧‧ Fixed seat

111‧‧‧ board

112‧‧‧Baffle

113‧‧‧ accommodating space

114‧‧‧ jack

115‧‧‧ Rocker

116‧‧‧ clip arm

117‧‧‧ Groove

12‧‧‧ 容座

121‧‧‧ board

122‧‧‧ fixed plate

123‧‧‧ 卡掣孔

124‧‧ ‧ baffle

125‧‧‧ accommodating space

126‧‧‧through slot

127‧‧‧ jack

2‧‧‧Soft circuit board

21‧‧‧ fixed section

22‧‧‧Bend section

211‧‧‧Perforation

212‧‧‧ wire

3‧‧‧ cover

31‧‧‧Collection

311‧‧‧ 插插

312‧‧‧ Guide block

313‧‧‧Insulation piercing terminal

314‧‧‧ cantilever

32‧‧‧Connecting Block

321‧‧‧runner

322‧‧‧ 插插

323‧‧‧Seat

The first figure is an exploded perspective view of the three-dimensional structure of the present invention.

The second drawing is an exploded perspective view of the three-dimensional structure of the present invention.

The third figure is a combined completion diagram of the present invention.

The fourth figure is a combination top view of the present invention.

Figure 5 is a cross-sectional exploded view of the structure 5-5 of the present invention.

Figure 6 is a cross-sectional view of the structure of the 5-5 structure of the present invention.

The seventh figure is a schematic diagram of the operation of the present invention.

1‧‧‧ Carrier

11‧‧‧ Fixed seat

111‧‧‧ board

112‧‧‧Baffle

113‧‧‧ accommodating space

114‧‧‧ jack

115‧‧‧ Rocker

116‧‧‧ clip arm

117‧‧‧ Groove

12‧‧‧ 容座

121‧‧‧ board

122‧‧‧ fixed plate

123‧‧‧ 卡掣孔

124‧‧ ‧ baffle

125‧‧‧ accommodating space

126‧‧‧through slot

127‧‧‧ jack

2‧‧‧Soft circuit board

21‧‧‧ fixed section

22‧‧‧Bend section

211‧‧‧Perforation

3‧‧‧ cover

31‧‧‧Collection

313‧‧‧Insulation piercing terminal

314‧‧‧ cantilever

32‧‧‧Connecting Block

321‧‧‧runner

323‧‧‧Seat

Claims (9)

A transmission joint includes: a carrier, the carrier further comprising: a fixing base having a plate body, wherein the plate body is provided with a plurality of rocking plates, wherein the rocking plates have upwardly tilting stress; The upper end of the seat is connected to one end of the fixed seat, and the other end of the receiving seat is provided with a plurality of through slots of the through-body; a flexible circuit board is disposed in the fixed seat and the receiving seat, and is attached Corresponding to the rocker, the flexible circuit board is provided with a plurality of wires, the wires directly corresponding to the through grooves, so that the wires are exposed; a cover body is correspondingly engaged with the carrier, and the cover body further comprises : a set of wire holders for engaging with the fixing base, wherein the upper plate body has a plurality of insulating piercing terminals with conductive functions, the insulating piercing terminals are penetrating through the plate body, and the insulating The bottom of the piercing terminal is in contact with and electrically connected to the flexible circuit board; and a connecting seat is configured to be coupled to the receiving seat and coupled to the fixing base; and the connecting wire holder is coupled with the fixing seat And generate a pressure amount against the flexible circuit board, and then The plurality of rocker generating a pushing rebound against the flexible printed circuit board, so that the flexible circuit board and the plurality of insulation piercing terminals electrically connected to maintain normal. The transmission joint according to claim 1, wherein one end of one end of the fixing seat is respectively provided with a clamping arm, and a groove is formed in the inner surface of each clamping arm. The transmission joint according to claim 2, wherein a position of one end of the connecting seat is respectively provided with a rotating wheel, and the rotating wheels are respectively sleeved in the grooves of the inner faces of the clamping arms. The transmission joint of claim 3, wherein a position of one end of the end of the line holder is respectively provided with a cantilever, and the cantilever is correspondingly engaged with the groove of the inner surface of each of the clamp arms, and covers the runners Wherein, the connecting seat and the correspondingly engaged receiving seat rotate. The transmission connector of claim 1, wherein the fixing seat and the receiving seat are provided with a plurality of jacks. The transmission joint of claim 5, wherein the flexible circuit board is provided with a plurality of perforations, the perforations corresponding to the position of the jack. The transmission joint of the sixth aspect of the invention, wherein the bottom of the hub and the bottom of the connector are provided with a plurality of plugs and guide blocks for respectively corresponding to the through holes and the jacks. The transmission joint of claim 1, wherein the accommodating seat has a plate body, and the two long sides of the plate body are respectively provided with a fixing plate adjacent to the plate body at each of the fixing plates. There is at least one card hole. The transmission joint of the eighth aspect of the invention, wherein at least one of the outer side surfaces of the connecting seat is provided with a plurality of protrusions for engaging in the latching holes of the receiving seat, thereby fixing The relative position of the connecting seat and the receiving seat.