TWI791237B - High-speed transmission connector - Google Patents

Abstract

The present invention provides a high-speed transmission connector, which includes a first component, a second component, a third component, a first terminal group, a third terminal group, a fifth terminal group, and a second terminal group. After the first component and the second component are combined through the third component, a first common ground terminal of the first component bridges a second common ground terminal of the second component to provide high-frequency and high-speed signal transmission. Wherein, the first common ground terminal and the second common ground terminal are bent to form a U-shaped integrated ground structure.

Description

high-speed transmission connector

The invention belongs to the technical field of connectors, in particular to a high-speed transmission connector.

In order to allow the connector to be used in the signal transmission of high-speed/high-frequency signals and avoid noise interference, the structural design will be carried out on the grounding part. The traditional design is carried out through the common ground method, which is through the separation Partially connected, connect all the ground terminals together; however, separate components need to be additionally designed for ground connection, which virtually increases the process and difficulty of assembly. Moreover, separate components sometimes have impedance problems. / When transmitting signals at high frequencies, there may be errors in signal transmission.

In view of this, the present invention proposes a high-speed transmission connector to solve the unsolvable problem.

The first object of the present invention is to provide a high-speed transmission connector, which is combined by multiple modeling (modling) of separate components, so as to achieve the purpose of improving the yield.

The second object of the present invention is to achieve the purpose of high-frequency transmission through a large-area common ground plate according to the above-mentioned high-speed transmission connector.

The third object of the present invention is to provide an integrated grounding structure by bending and directly forming the common ground plate during the process of manufacturing the ground terminal according to the above-mentioned high-speed transmission connector.

The fourth object of the present invention is to provide an extended contact piece to form a ground loop according to the above-mentioned high-speed transmission connector, so as to improve the efficiency of high-frequency signal transmission.

The fifth object of the present invention is to increase the grounding area by bridging terminal groups of different layers (or rows) according to the above-mentioned high-speed transmission connector.

In order to achieve the above and other objectives, the present invention provides a high-speed transmission connector comprising a first component, a second component, a third component, a first terminal group, a third terminal group, and a fifth terminal group and a second terminal group. The first component includes a first insulator, a first terminal slot set, a third terminal slot set, a fifth terminal slot set and a first through hole. The first insulator forms the first terminal slot set, the third terminal slot set, the fifth terminal slot set and the first through hole. The third terminal slot set is formed between the first terminal slot set and the fifth terminal slot set. The first terminal slot group further forms a first ground terminal slot, a first signal terminal slot and a first common ground terminal slot. The first through hole runs through the first insulator. The first common ground terminal slot is disposed on the corresponding side of the first ground terminal slot and the first signal terminal slot. The first ground terminal slots and the first signal terminal slots are alternately arranged. The second component includes a second insulator, a second ground terminal slot, a second signal terminal slot, a second common ground terminal slot and a second through hole. The second insulator forms a second ground terminal groove, a second signal terminal groove, a second common ground terminal groove and a second through hole. The second ground terminal slots and the second signal terminal slots are alternately arranged. The second through hole is arranged corresponding to the first through hole. The second common ground terminal slot is formed between the second ground terminal slot and the first Corresponding sides of the two signal terminal slots. The third component is disposed in the first through hole and the second through hole to combine the first component and the second component. The first terminal group, the third terminal group and the fifth terminal group are respectively arranged in the first terminal slot group, the third terminal slot group and the fifth terminal slot group of the first assembly, so that a first terminal group of the first terminal group The common ground terminal is disposed in the first common ground terminal slot and the first ground terminal slot, and a first signal terminal of the first terminal group is disposed in the first signal terminal slot. Wherein, the first common ground terminal is integrally formed; and the second terminal group includes a second common ground terminal and a second signal terminal. The second common ground terminal is disposed in the second ground terminal groove and the second common ground terminal groove, and the second signal terminal is disposed in the second signal terminal groove. Wherein, the second common ground terminal is an integrally formed structure. After the first component is combined with the second component, the first common ground terminal is made to contact the second common ground terminal.

Compared with traditional connectors, the present invention proposes a high-speed transmission connector. In the process of making terminals, an integrated large-area common ground plate is formed by bending electrodes, and the common ground plate can be further selected Extending the contacts to form a ground loop makes the high-speed transmission connector highly resistant to noise, crosstalk, and high signal transmission. Moreover, the present invention provides multiple modeling to design a plurality of separate components, and by combining the separate components, bridges the ground plates of the upper and lower rows of terminals to form a larger-area connection.

10: High-speed transmission connector

12: First component

121: first insulator

122: The first terminal slot group

1222: The first ground terminal slot

1224: The first signal terminal slot

1226: The first common ground terminal slot

124: The third terminal slot group

126: The fifth terminal slot group

128: The first through hole

1210: The third through hole

1212: The first positioning column

1214: The third positioning column

1216: the first bump

14: Second component

141: Second insulator

142: Second grounding terminal slot

144: Second signal terminal slot

146: Second common ground terminal slot

147: Second through hole

148, 148': the second positioning slot

1410, 1410': the fourth positioning groove

1412: Second opening

1414: second bump

1416:Accommodating space

16: The third component

182: The first terminal group

1822: The first common ground terminal

18222: The first grounding terminal

18224: The first U-bend

18226: The first common land piece

18226': free end

18228: first extended contact

1824: The first signal terminal

184: The third terminal group

186: Fifth terminal group

20: The second terminal group

202: The second common ground terminal

2022: Second grounding terminal

2024: Second U-bend

2026: Second land parcel

2026': Free end

2028: Second extended contact

204: Second signal terminal

22:Fixer

FIG. 1 is a perspective view of a high-speed transmission connector according to a first embodiment of the present invention.

Fig. 2(a) is a top view illustrating the first component of Fig. 1 of the present invention.

Fig. 2(b) is a bottom view illustrating the first assembly of Fig. 1 of the present invention.

Figure 2(c) is a front view illustrating the first assembly of Figure 1 of the present invention.

Figure 2(d) is a rear view illustrating the first assembly of Figure 1 of the present invention.

Fig. 3(a) is a top view illustrating the second component of Fig. 1 of the present invention.

Figure 3(b) is a bottom view illustrating the second assembly of Figure 1 of the present invention.

Figure 3(c) is a front view illustrating the second assembly of Figure 1 of the present invention.

Figure 3(d) is a rear view illustrating the second assembly of Figure 1 of the present invention.

FIG. 4 is a detailed schematic diagram illustrating the terminal group in FIG. 1 of the present invention.

FIG. 5( a ) is a perspective view illustrating the first common ground terminal and the first signal terminal of the present invention.

FIG. 5( b ) is a schematic perspective view illustrating the first common ground terminal of the present invention.

FIG. 6( a ) is a schematic perspective view illustrating the second common ground terminal, the second signal terminal and the fixing member of the present invention.

Figure 6(b) is a schematic perspective view illustrating the second common ground terminal of the present invention

Fig. 7 is a side view illustrating that the first common ground plate contacts the second common ground plate according to the present invention.

In order to fully understand the purpose, features and effects of the present invention, the present invention will be described in detail through the following specific embodiments and accompanying drawings, as follows.

In the present disclosure, "a" or "an" is used to describe the elements, elements and components described herein. This is done for convenience of description only and to provide a general sense of the scope of the invention. Accordingly, unless it is obvious that it is otherwise indicated, such description should be read to include one, at least one, and the singular also includes the plural.

In the present invention, the terms "comprising", "including", "having", "containing" or any other similar terms are intended to cover a non-exclusive inclusion. For example, with plural elements An element, structure, article or device is not limited only to the elements listed herein, but may include other elements not explicitly listed but which are generally inherent to the element, structure, article or device. In addition, unless expressly stated to the contrary, the word "or" means an inclusive "or" and not an exclusive "or".

Please refer to FIG. 1 , which is a perspective view of a high-speed transmission connector according to a first embodiment of the present invention. In FIG. 1 , the high-speed transmission connector 10 includes a first component 12 , a second component 14 , a third component 16 , a first terminal group 182 , a third terminal group 184 and a fifth terminal group 186 . In this embodiment, the high-speed transmission connector 10 is illustrated by taking a U.3 connector as an example. In other embodiments, the connector may not be limited to the U.3 connector. In another embodiment, the high-speed transmission connector 10 may also include a fixing member 22 disposed on the second component 14, which is used to fix the high-speed transmission connector 10 on a printed circuit board (not shown), for example, the fixing member 22 passes through Fixed to the printed circuit board by soldering.

Referring to FIG. 2( a ) to FIG. 2( d ) together, it is a detailed schematic diagram illustrating the first component of FIG. 1 of the present invention. Fig. 2 (a) is a top view illustrating the first assembly of Fig. 1 of the present invention; Fig. 2 (b) is a bottom view illustrating the first assembly of Fig. 1 of the present invention; Fig. 2 (c) is illustrating the first assembly of Fig. 1 of the present invention A front view of an assembly; and FIG. 2(d) is a rear view of the first assembly of FIG. 1 illustrating the present invention.

The first group of 12 pieces includes a first insulator 121 , a first terminal slot set 122 , a third terminal slot set 124 , a fifth terminal slot set 126 and a first through hole 128 .

The first insulator 121 forms a first terminal slot set 122 , a third terminal slot set 124 , a fifth terminal slot set 126 and a first through hole 128 . The third terminal slot set 124 is formed between the first terminal slot set 122 and the fifth terminal slot set 126 . The first terminal slot group 122 further forms a first ground terminal slot 1222 , a first signal terminal slot 1224 and a first common ground terminal slot 1226 . The first common ground terminal slot 1226 is disposed on the corresponding side of the first ground terminal slot 1222 and the first signal terminal slot 1224 . first pick The ground terminal slots 1222 and the first signal terminal slots 1224 are alternately arranged. The first through hole 128 passes through the first insulator 121 .

Referring to FIG. 3(a) to FIG. 3(d) together, it is a detailed schematic diagram illustrating the second component of FIG. 1 of the present invention. Fig. 3 (a) is the top view illustrating the second assembly of Fig. 1 of the present invention; Fig. 3 (b) is the bottom view illustrating the second assembly of Fig. 1 of the present invention; Fig. 3 (c) is the bottom view illustrating the second assembly of Fig. 1 of the present invention Front view of the second assembly; and FIG. 3(d) is a rear view of the second assembly of FIG. 1 illustrating the present invention.

The second component 14 includes a second insulator 141 , a second ground terminal slot 142 , a second signal terminal slot 144 , a second common ground terminal slot 146 and a second through hole 147 .

The second insulator 141 forms a second ground terminal slot 142 , a second signal terminal slot 144 , a second common ground terminal slot 146 and a second through hole 147 . The second ground terminal slots 142 and the second signal terminal slots 144 are alternately arranged. The second common ground terminal slot 146 is formed on the corresponding side of the second ground terminal slot 142 and the second signal terminal slot 144 .

The second through hole 147 is disposed corresponding to the first through hole 128 , and here, the second through hole 147 and the first through hole 128 are elongated rectangular bodies as an example for illustration.

The third component 16 is disposed in the first through hole 128 and the second through hole 147 to combine the first component 12 and the second component 14 . For example, after the first component 12 is combined with the second component 14, an insulating material is injected into the first through hole 128 and the second through hole 147 of the first component 12 to form the third component 16, and the insulating material can be combined with the second component 14. The first component 12 and the second component 14 do not make the first component 12 and the second component 14 disengage; and in another embodiment, the third component 16 can also be a prefabricated component for buckling the first component 12 with the second assembly 14 without disengaging the first assembly 12 from the second assembly 14 .

In another embodiment, referring to FIG. 1, the third component 16 may be through the first In addition to the combination of the through hole 128 and the second through hole 147, the third component 16 can also be arranged on the front edge of the first component 12 and the second component 14, where the front edge refers to the tongue plate of the high-speed transmission connector 10 The purpose of which is to increase the strength of the combination of the first component 12 and the second component 14 . Moreover, in this embodiment, the first component 12 further includes a first bump 1216 and the second component 14 further includes a second bump 1414 . The first bump 1216 protrudes from the front edge of the first insulator 121 , and the first bump 1216 is disposed corresponding to the first ground terminal slot 1222 ; and the second bump 1414 protrudes from the front edge of the second insulator 141 , and the second bump 1414 is disposed corresponding to the second ground terminal groove 142 . The third component 16 can strengthen the bonding strength through the first bump 1216 and the second bump 1414 .

Referring to FIG. 4 together, it is a detailed schematic diagram illustrating the terminal group in FIG. 1 of the present invention. In FIG. 4, the first terminal group 182, the third terminal group 184 and the fifth terminal group 186 are respectively arranged in the first terminal slot group 122, the third terminal slot group 124 and the fifth terminal slot group of the first component 12. Group 126, so that a first common ground terminal 1822 of the first terminal group 182 is disposed in the first common ground terminal groove 1226 and the first ground terminal groove 1222, and a first signal terminal 1824 of the first terminal group 182 is disposed in the first ground terminal groove 1222. A signal terminal slot 1224 . Wherein, the first common ground terminal 1822 is integrally formed. Also in FIG. 4 , the second signal terminals 204 are disposed above the first terminal group 182 , the third terminal group 184 and the fifth terminal group 186 , presenting a double-row terminal (or electrode) layout.

Referring to FIG. 5(a) and FIG. 5(b) together, it is a detailed schematic diagram illustrating the first common ground terminal and the first signal terminal of the present invention. FIG. 5( a ) is a perspective view illustrating the first common ground terminal and the first signal terminal of the present invention; and FIG. 5( b ) is a perspective view illustrating the first common ground terminal of the present invention.

The first common ground terminal 1822 includes a first ground terminal 18222 , a first U-shaped bent piece 18224 , a first common ground piece 18226 and a first extended contact piece 18228 . Among them, the first ground terminal 18222, the number of the first U-shaped bending piece 18224 and the number of the first extending contact piece 18228 are described by taking three as an example. Each of the first U-shaped bending pieces 18224 is connected to each of the first ground terminals 18222 and the first common ground piece 18226, and one end of each of the first extension contacts 18228 is connected to the first common ground piece 18226 The free end 18226 ′ of each of the first extension contacts 18228 is connected to the first ground terminal 18222 . In addition, four first signal terminals 1824 are described as an example. The two first signal terminals 1824 are respectively disposed between the two first ground terminals 18222 . It is worth noting that the first common ground terminal 1822 is formed after the first ground terminal 18222 and the first common ground piece 18226 are formed, and the first common ground of the U-shaped structure is formed by bending the first common ground piece 18226 The terminal 1822 can be used to transmit high-frequency signals by increasing the grounding area; in addition, the first extension contact 18228 is also connected to the first common ground terminal 1822 and the first extension contact 18228 to form a ground loop, thereby improving the resistance The effect of noise, etc.

Referring to FIG. 6(a) and FIG. 6(b) together, it is a detailed schematic diagram illustrating the second terminal group of the present invention. Fig. 6(a) is a perspective view illustrating the second common ground terminal, the second signal terminal and the fixing member of the present invention; and Fig. 6(b) is a perspective view illustrating the second common ground terminal of the present invention.

The second terminal set 20 includes a second common ground terminal 202 and a second signal terminal 204 . The second common ground terminal 202 is disposed in the second ground terminal slot 142 and the second common ground terminal slot 146 , and the second signal terminal 204 is disposed in the second signal terminal slot 144 . Wherein, the second common ground terminal 202 is an integrally formed structure. Here, the second common ground terminal 202 further includes a second ground terminal 2022 , a second U-shaped bending piece 2024 , a second common ground piece 2026 and a second extension contact piece 2028 . Wherein, the quantity of the second ground terminal 2022 , the second U-shaped bending member 2024 and the second extending contact member 2028 is described as a plurality of them. Each of the second U-shaped bending pieces 2024 is connected to each of the second ground terminals 2022 and the second common ground piece, and one end of each of the second extension contact pieces 2028 is connected to the second common ground piece 2026 The free end 2026 ′ of each of the second extension contacts 2028 is connected to each of the second ground terminals 2022 . Moreover, the second signal terminals 204 and the second ground terminals 2022 are respectively arranged alternately. It is worth noting that the second common ground terminal 202 is formed after the second ground terminal 2022 and the second common ground piece 2026 are formed, and the second common ground of the U-shaped structure is formed by bending the second common ground piece 2026 The terminal 202 can be used to transmit high-frequency signals by enlarging the grounding area; in addition, the second extension contact piece 2028 is also connected to the second common ground piece 2026 and the second extension contact piece 2028 to form a ground loop, thereby improving the resistance. The effect of noise, etc.

The fixing member 22 is disposed on the second component 14 for fixing the second component 14 to an external printed circuit board. In another embodiment, the second component 14 further includes a second opening 1412 and a receiving space 1416 . The second opening 1412 communicates with the accommodating space 1416 . The fixing part 22 is disposed in the accommodating space 1416 and a part of the fixing part 22 protrudes from the second opening 1412 .

Referring to FIG. 7 together, it illustrates a side view of the first common ground sheet contacting the second common ground plate according to the present invention. In FIG. 7, after the first component 12 is combined with the second component 14, the first common ground terminal 1822 contacts the second common ground terminal 202, especially the surface of the first common ground piece 18226 contacts the second common ground piece 2026. Large ground area.

In another embodiment, the first component 12 forms the first positioning column 1212 and the third positioning column 1214 and the second component 14 forms the second positioning groove 148 and the fourth positioning groove 1410. It should be noted that here, the first The second positioning groove 148 and the fourth positioning groove 1410 respectively extend and protrude from the second insulator 141 to form a second positioning groove 148 ′ and a fourth positioning groove 1410 ′ that are protruding in appearance. By inserting the first positioning post 1212 into the second positioning slot 148 and the third positioning post 1214 inserting into the fourth positioning slot 1410 , the first component 12 is positioned on the second component 14 to combine the first component 12 and the second component 14 . In this embodiment, the shape of the second positioning groove 148 is different from that of the fourth positioning groove 1410, for example, the second positioning groove 148 The bit groove 148 is a cylindrical groove and the fourth positioning groove 1410 is a hexagonal column groove. By different shapes, the purpose of preventing object insertion (or foolproof) can be achieved, and the second positioning groove 148 can accommodate The first positioning post 1212 and the fourth positioning slot 1410 accommodate the third positioning post 1214 . In another embodiment, the shape of the first positioning post 1212 and the shape of the third positioning post 1214 can also be changed so that the first positioning post 1212 can be inserted into the second positioning slot 148 and the third positioning post 1214 can be inserted into the third positioning post 1214. Four positioning slots 1410 .

In another embodiment, the first component 12 further includes a plurality of third through holes 1210 formed in the first insulator 121 to eliminate the first terminal group 182, the third terminal group 184, the fifth terminal group 186, the Waste heat generated by at least one of the two common ground terminals 202 and the second signal terminal 204 .

The present invention has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only for describing the present invention, and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to those of the embodiments should be included within the scope of the present invention. Therefore, the scope of protection of the present invention should be defined by the scope of the patent application.

10: High-speed transmission connector

12: First component

14: Second component

16: The third component

182: The first terminal group

184: The third terminal group

186: Fifth terminal group

22:Fixer

Claims (13)

A high-speed transmission connector, comprising: a first component having a first insulator, a first terminal slot group, a third terminal slot group, a fifth terminal slot group and a first through hole, the first insulator forms the first Terminal slot group, the third terminal slot group, the fifth terminal slot group and the first through hole, the third terminal slot group is formed between the first terminal slot group and the fifth terminal slot group, the fifth terminal slot group A terminal slot group forms a first ground terminal slot, a first signal terminal slot and a first common ground terminal slot, the first through hole runs through the first insulator, and the first common ground terminal slot is disposed on the first ground terminal The corresponding side of the groove and the first signal terminal groove, the first ground terminal groove and the first signal terminal groove are alternately arranged; the second component has a second insulator, a second ground terminal groove, and a second signal terminal groove , the second common ground terminal groove and the second through hole, the second insulator forms the second ground terminal groove, the second signal terminal groove, the second common ground terminal groove and the second through hole, the second ground terminal groove The terminal slots and the second signal terminal slots are arranged alternately. After the second component is combined with the first component, the second through hole is set corresponding to the first through hole, and the second common ground terminal slot is formed on the second the corresponding sides of the ground terminal groove and the second signal terminal groove; the third component is arranged in the first through hole and the second through hole to combine the first component and the second component; the first terminal group, The third terminal group and the fifth terminal group are respectively arranged in the first terminal slot group, the third terminal slot group and the fifth terminal slot group of the first assembly, so that the first common terminal group of the first terminal group The ground terminal is arranged in the first common ground terminal groove and the first ground terminal groove, and the first signal terminal of the first terminal group is arranged in the first signal terminal groove, wherein the first common ground terminal is integrally formed structure; and The second terminal group has a second common ground terminal and a second signal terminal, the second common ground terminal is arranged in the second ground terminal groove and the second common ground terminal groove, and the second signal terminal is arranged in the second common ground terminal groove The second signal terminal groove, wherein the second common ground terminal is integrally formed; wherein the first component is combined with the second component, so that the first common ground terminal contacts the second common ground terminal. The high-speed transmission connector according to claim 1, wherein the first component forms a first positioning post and a third positioning post, and the second component forms a second positioning slot and a fourth positioning slot, and the first positioning post corresponds to the The second positioning slot is disposed and the third positioning post is disposed corresponding to the fourth positioning slot, so that the first component is positioned on the second component to combine the first component and the second component. The high-speed transmission connector according to claim 2, wherein the shape of the first positioning pin is different from that of the third positioning pin, so that the first positioning pin can be inserted into the second positioning slot and the third positioning pin can be inserted into The fourth positioning slot. The high-speed transmission connector according to claim 2, wherein the shape of the second positioning groove is different from that of the fourth positioning groove, so that the second positioning groove accommodates the first positioning post and the fourth positioning groove Accommodate the third positioning post. The high-speed transmission connector as described in Claim 1, wherein the first component further includes a plurality of third through holes formed in the first insulator for excluding the first terminal group, the third terminal group, and the second terminal group. Waste heat generated by at least one of the five terminal groups, the second common ground terminal and the second signal terminal. The high-speed transmission connector as claimed in claim 1, wherein the first component further includes a first bump protruding from the front edge of the first insulator, and the first bump is disposed corresponding to the first ground terminal groove . The high-speed transmission connector as claimed in item 6, wherein the second component further includes a second protrusion protruding from the front edge of the second insulator, and the second protrusion is disposed corresponding to the second ground terminal groove . The high-speed transmission connector as claimed in claim 7, wherein the third component further includes covering the first bump and the second bump. The high-speed transmission connector as claimed in claim 1 further includes a fixing member disposed on the second component for fixing the second component to an external printed circuit board. The high-speed transmission connector as described in claim 9, wherein the second component further includes a second opening and an accommodating space, the second opening communicates with the accommodating space, the fixing member is arranged in the accommodating space and the A part of the fixing part protrudes from the second opening. The high-speed transmission connector as described in Claim 1, wherein the first common ground terminal further includes a plurality of first ground terminals, a plurality of first U-shaped bends, a first common ground piece, and a plurality of first extension contacts, each One of the first U-shaped bending pieces connects each of the first ground terminals and the first common ground piece, and one end of each of the first extension contacts connects the free end of the first common ground piece and each The other end of one of the first extension contacts is connected with each of the first ground terminals. The high-speed transmission connector according to claim 11, wherein the first signal terminals are plural, and the first signal terminals are respectively arranged between the first ground terminals. The high-speed transmission connector as described in claim 1, wherein the second common ground terminal further includes a plurality of second ground terminals, a plurality of second U-shaped bending parts, a second common ground piece, and a plurality of second extension contacts, each One of the second U-shaped bending pieces is connected to each of the second ground terminals and the second common ground piece, and one end of each of the second extension contacts is connected to the free end of the second common ground piece and each The other end of one of the second extension contacts is connected with each of the second ground terminals.

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