CN112164936A - High transmission rate signal module structure - Google Patents
High transmission rate signal module structure Download PDFInfo
- Publication number
- CN112164936A CN112164936A CN202011030413.6A CN202011030413A CN112164936A CN 112164936 A CN112164936 A CN 112164936A CN 202011030413 A CN202011030413 A CN 202011030413A CN 112164936 A CN112164936 A CN 112164936A
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- China
- Prior art keywords
- contact point
- plate
- electric contact
- signal module
- signal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
- H01R13/6461—Means for preventing cross-talk
- H01R13/6471—Means for preventing cross-talk by special arrangement of ground and signal conductors, e.g. GSGS [Ground-Signal-Ground-Signal]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/652—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding with earth pin, blade or socket
Abstract
A high transmission rate signal module structure comprises a high-speed connector, wherein a signal module is inserted in the high-speed connector, and a mating connector is inserted at the output end of the high-speed connector; the signal module comprises a signal plate, a first shielding plate and a second shielding plate; the first electric contact point and the second electric contact point are arranged towards the second shielding plate in a protruding mode; the first electric contact point and the second electric contact point are respectively and electrically attached to two sides of the grounding pin; the first electrical contact point and the second electrical contact point on the signal module are in contact with the grounding pin in the butt joint end, and the contact points provide a continuous and short backflow path for the high-speed differential signal of the signal module, so that the antenna effect generated by the high-frequency high-speed signal is effectively inhibited.
Description
Technical Field
The invention belongs to the technical field of connectors, and particularly relates to a high-transmission-rate signal module structure.
Background
In various data storage, exchange and processing devices, circuit boards with different internal functions are electrically connected and separated through an electric connector. With the rapid development of the communication industry, the transmission link rate is higher and higher, and the equipment volume is smaller and smaller; accordingly, high-speed electrical connectors are increasingly high in transmission rate and density. The increased rate increase density places high demands on the signal immunity of high-speed connectors. In order to reduce crosstalk between signals in a connector, a metal shielding plate is generally arranged between differential signals of the connector, but as the metal shielding plate needs a specific structure to be connected with the signals, more process material escape holes are distributed on the metal plate, and the process holes damage the integrity of a signal return path, the problems of signal energy leakage, resonance and the like can be caused, and the improvement of the speed and the density of a high-speed connector is limited.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a high transmission rate signal module structure, and the specific technical scheme is as follows:
a high transmission rate signal module structure comprises a high-speed connector, wherein a signal module is inserted in the high-speed connector, and a mating connector is inserted at the output end of the high-speed connector;
the signal module comprises a signal plate, a first shielding plate and a second shielding plate; a first shielding plate is assembled on one side of the second shielding plate, a signal plate is assembled on the other side of the second shielding plate, and the first shielding plate is electrically contacted with the grounding part of the signal plate; the bottom end of the signal plate is provided with a first electric contact point of an elastic bulge structure, the bottom end of the second shielding plate is provided with a second electric contact point of the elastic bulge structure, and the first electric contact point and the second electric contact point are both arranged towards the second shielding plate in a bulge mode; the internal installation of the butt joint connector is provided with a grounding pin, and the first electric contact point and the second electric contact point are respectively and electrically attached to two sides of the grounding pin.
Furthermore, the first electric contact point and the second electric contact point are arranged in a staggered mode, and the first electric contact point is located at the outer end of the second electric contact point.
Furthermore, a conductor beam extends downwards from the bottom end of the first shielding plate, a plurality of square holes are formed in the conductor beam, and the second electric contact point is arranged in an area between the adjacent square holes.
Furthermore, fabrication holes have been seted up to the inside of first shield plate, every the inside of fabrication hole all outwards bends perpendicularly has the picture peg, the picture peg sets up towards the second shield plate, the picture peg runs through in second shield plate and tip electrical property insert in the signal board.
Further, set up the second pilot hole with fabrication hole relative distribution on the second shield plate, the signal board includes insulator and metal sheet, injection moulding is inlayed with the insulator to the metal sheet, the metal sheet sets up with the laminating of second shield plate, set up the first pilot hole with second pilot hole relative distribution on the metal sheet, the picture peg is the interference in proper order and runs through second pilot hole, first pilot hole.
Furthermore, the inner wall of the inserting plate is provided with a convex column, and the side section of the convex column is semicircular.
Furthermore, the insulating base is provided with heat dissipation holes distributed opposite to the first assembly holes.
Furthermore, a grounding conductor and a signal conductor are arranged in the metal plate, and the bottom end bending part of the signal conductor is a first electric contact point; the first assembly hole is formed in the grounding conductor.
The invention has the beneficial effects that: the first electric contact point and the second electric contact point on the signal module are in contact with the grounding pin in the butt joint end, and the contact points provide a continuous and short backflow path for the high-speed differential signal of the signal module, so that the antenna effect generated by the high-frequency high-speed signal is effectively inhibited.
Drawings
FIG. 1 is a schematic diagram of a high transmission rate signal module structure according to the present invention;
FIG. 2 shows a schematic diagram of a signal module structure of the present invention;
FIG. 3 shows a schematic diagram of the signal plate structure of the present invention;
FIG. 4 is a schematic diagram of a mating structure of the signal module and the mating connector of the present invention;
shown in the figure: 1. a signal module; 11. a signal plate; 111. an insulating base; 112. a metal plate; 1121. a ground conductor; 11211. a first assembly hole; 1122. a signal conductor; 11221. a first electrical contact; 12. a first shield plate; 121. a fabrication hole; 122. inserting plates; 123. a conductor beam; 1231. a square hole; 1232. a second electrical contact; 13. a second shielding plate; 131. a second assembly hole; 2. a high-speed connector; 3. a mating connector; 31. and a grounding pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-4, a high transmission rate signal module structure includes a high-speed connector 2, a signal module 1 is inserted into the high-speed connector 2, and a mating connector 3 is inserted into an output end of the high-speed connector 2;
the signal module 1 comprises a signal plate 11, a first shielding plate 12 and a second shielding plate 13; the second shielding plate 13 is provided with a first shielding plate 12 at one side and a signal plate 11 at the other side, and the first shielding plate 12 is electrically contacted with the grounding part of the signal plate 11; the bottom end of the signal plate 11 is provided with a first electric contact point 11221 with an elastic bulge structure, the bottom end of the second shielding plate 13 is provided with a second electric contact point 1232 with an elastic bulge structure, and both the first electric contact point 11221 and the second electric contact point 1232 are arranged in a bulge way towards the second shielding plate 13; the grounding pin 31 is installed inside the mating connector 3, and the first electrical contact point 11221 and the second electrical contact point 1232 are respectively and electrically attached to two sides of the grounding pin 31; the first electric contact point and the second electric contact point on the signal module are in contact with the grounding pin in the butt joint end, the contact points provide a continuous and short backflow path for a high-speed differential signal of the signal module, and the antenna effect (the connector generally has the requirement of 2mm friction distance, and after the connector is inserted in place, the friction area of the contact becomes a short pile which generates a radiation electromagnetic field in a space range and forms a characteristic function similar to an antenna) is effectively inhibited from being generated by high-frequency high-speed signals.
As shown in fig. 4, the first electrical contact point 11221 and the second electrical contact point 1232 are arranged in a staggered manner, and the first electrical contact point 11221 is located at the outer end of the second electrical contact point 1232; the staggered arrangement can reduce local current and ensure the stability of signal transmission.
As shown in fig. 2, a conductor beam 123 extends downward from the bottom end of the first shielding plate 12, a plurality of square holes 1231 are formed in the conductor beam 123, and the second electrical contact 1232 is disposed in a region between adjacent square holes 1231; the square hole can reduce the volume of the conductor beam, and shunt is realized, so that current can be converged to the corresponding second electric contact point for transmission.
As shown in fig. 2, the first shielding plate 12 is provided with process holes 121 therein, an insertion plate 122 is bent outward and vertically inside each process hole 121, the insertion plate 122 is disposed toward the second shielding plate 13, and the insertion plate 122 penetrates through the second shielding plate 13 and the end portion thereof is electrically inserted into the signal plate 11; the inserting plate can realize the connection and positioning among the first shielding plate, the second shielding plate and the metal plate.
As shown in fig. 3, the second shielding plate 13 is provided with second assembling holes 131 distributed opposite to the process holes 121, the signal plate 11 includes an insulating base 111 and a metal plate 112, and the metal plate 112 and the insulating base 111 are insert injection molded; the insulating base provides support reinforcement protection for the signal conductor;
the metal plate 112 is attached to the second shielding plate 13, the metal plate 112 is provided with a first assembling hole 11211 which is distributed opposite to the second assembling hole 131, and the inserting plate 122 sequentially penetrates through the second assembling hole 131 and the first assembling hole 11211 in an interference manner; the interference assembly of the plugboard, the first assembly hole and the second assembly hole is utilized, and the assembly and the positioning of the first shielding plate, the second shielding plate and the signal plate can be realized.
The inner wall of the inserting plate 122 is provided with a convex column, and the side section of the convex column is semicircular; the semicircular convex columns can realize interference positioning, and are convenient to contact and position.
The insulating base 111 is provided with heat dissipation holes distributed opposite to the first assembling holes 11211; the heat dissipation hole can dissipate the heat generated by the contact of the plug board with the signal board and the second shielding plate.
A grounding conductor 1121 and a signal conductor 1122 are arranged in the metal plate 112, and the bottom end bending part of the signal conductor 1122 is a first electric contact point 11221; the first mounting hole 11211 is disposed on the ground conductor 1121, and the plug board 122 is electrically connected to the ground conductor 1121.
When the invention is implemented, the metal plate 112 and the metal plate 112 are embedded and injected into a whole to manufacture the signal plate 11; attaching and inserting the first shielding plate 12 to one side of the second shielding plate 13, wherein the inserting plate 122 on the first shielding plate 12 is inserted into the second assembling hole 131 in an interference manner; then, the signal plate 11 is inserted into the other side of the second shielding plate 13, and the protruding portion of the insertion plate 122 is inserted into the first assembling hole 11211 of the ground conductor 1121; thus, the assembly of the signal module 1 can be completed;
installing the signal modules 1 in the high-speed connector 2 one by one, and finally inserting the high-speed connector 2 into the mating connector 3 integrally; during insertion, the first electrical contact point 11221 at the bottom end of the signal conductor 1122 is clamped and attached to one side of the grounding pin 31, the second electrical contact point 1232 at the bottom end of the first shielding plate 12 is clamped and attached to the other side of the grounding pin 31, and the first electrical contact point 11221 and the second electrical contact point 1232 are arranged in a staggered manner.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A high transmission rate signal module architecture, characterized by: the high-speed connector comprises a high-speed connector (2), a signal module (1) is inserted in the high-speed connector (2), and a mating connector (3) is inserted at the output end of the high-speed connector (2);
the signal module (1) comprises a signal plate (11), a first shielding plate (12) and a second shielding plate (13); one side of the second shielding plate (13) is provided with a first shielding plate (12), the other side of the second shielding plate is provided with a signal plate (11), and the first shielding plate (12) is electrically contacted with the grounding part of the signal plate (11); the bottom end of the signal plate (11) is provided with a first electric contact point (11221) of an elastic bulge structure, the bottom end of the second shielding plate (13) is provided with a second electric contact point (1232) of the elastic bulge structure, and the first electric contact point (11221) and the second electric contact point (1232) are arranged in a bulge mode towards the second shielding plate (13); the grounding pin (31) is installed in the butt-joint connector (3), and the first electric contact point (11221) and the second electric contact point (1232) are respectively and electrically attached to two sides of the grounding pin (31).
2. The high transmission rate signal module structure according to claim 1, wherein: the first electric contact point (11221) and the second electric contact point (1232) are arranged in a staggered mode, and the first electric contact point (11221) is located at the outer end of the second electric contact point (1232).
3. A high transmission rate signal module structure according to claim 2, wherein: the bottom end of the first shielding plate (12) extends downwards to form a conductor beam (123), a plurality of square holes (1231) are formed in the conductor beam (123), and the second electric contact points (1232) are arranged in the areas between the adjacent square holes (1231).
4. A high transmission rate signal module structure according to claim 3, wherein: fabrication holes (121) have been seted up to the inside of first shield plate (12), every all outwards bend perpendicularly in the inside of fabrication holes (121) has picture peg (122), picture peg (122) set up towards second shield plate (13), picture peg (122) run through in second shield plate (13) and tip electrical property insert in signal board (11).
5. The high transmission rate signal module structure according to claim 4, wherein: offer second pilot hole (131) with fabrication hole (121) relative distribution on second shield plate (13), signal plate (11) are including insulating seat (111) and metal sheet (112), injection moulding is inlayed with insulating seat (111) in metal sheet (112), metal sheet (112) and second shield plate (13) laminating setting, offer first pilot hole (11211) with second pilot hole (131) relative distribution on metal sheet (112), picture peg (122) in proper order the interference run through second pilot hole (131), first pilot hole (11211).
6. The high transmission rate signal module structure according to claim 5, wherein: the inner wall of the inserting plate (122) is provided with a convex column, and the side section of the convex column is semicircular.
7. The high transmission rate signal module structure according to claim 5, wherein: the insulating base (111) is provided with heat dissipation holes distributed opposite to the first assembling holes (11211).
8. The high transmission rate signal module structure according to claim 5, wherein: a grounding conductor (1121) and a signal conductor (1122) are arranged in the metal plate (112), and the bottom end bending part of the signal conductor (1122) is a first electric contact point (11221); a first fitting hole (11211) is opened in the ground conductor (1121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011030413.6A CN112164936A (en) | 2020-09-27 | 2020-09-27 | High transmission rate signal module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011030413.6A CN112164936A (en) | 2020-09-27 | 2020-09-27 | High transmission rate signal module structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112164936A true CN112164936A (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011030413.6A Pending CN112164936A (en) | 2020-09-27 | 2020-09-27 | High transmission rate signal module structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN112164936A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113809597A (en) * | 2021-08-11 | 2021-12-17 | 中航光电科技股份有限公司 | Buckling structure and connector using same |
| CN113937571A (en) * | 2021-09-08 | 2022-01-14 | 中航光电科技股份有限公司 | Connector with terminal module |
| CN114628959A (en) * | 2021-02-09 | 2022-06-14 | 中航光电科技股份有限公司 | Differential signal connector assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9225122B1 (en) * | 2014-08-06 | 2015-12-29 | Tyco Electronics Corporation | Connector assembly having conductive holder members |
| CN109768438A (en) * | 2019-03-29 | 2019-05-17 | 四川华丰企业集团有限公司 | For the shield assembly of high speed connector, modular structure and high speed connector |
| CN110492311A (en) * | 2019-07-24 | 2019-11-22 | 华为机器有限公司 | Shield piece, terminative connector and connector assembly |
| CN110600943A (en) * | 2019-08-21 | 2019-12-20 | 中航光电科技股份有限公司 | Shielding plate assembly, contact element module and high-speed electric connector |
-
2020
- 2020-09-27 CN CN202011030413.6A patent/CN112164936A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9225122B1 (en) * | 2014-08-06 | 2015-12-29 | Tyco Electronics Corporation | Connector assembly having conductive holder members |
| CN109768438A (en) * | 2019-03-29 | 2019-05-17 | 四川华丰企业集团有限公司 | For the shield assembly of high speed connector, modular structure and high speed connector |
| CN110492311A (en) * | 2019-07-24 | 2019-11-22 | 华为机器有限公司 | Shield piece, terminative connector and connector assembly |
| CN110600943A (en) * | 2019-08-21 | 2019-12-20 | 中航光电科技股份有限公司 | Shielding plate assembly, contact element module and high-speed electric connector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114628959A (en) * | 2021-02-09 | 2022-06-14 | 中航光电科技股份有限公司 | Differential signal connector assembly |
| CN113809597A (en) * | 2021-08-11 | 2021-12-17 | 中航光电科技股份有限公司 | Buckling structure and connector using same |
| CN113937571A (en) * | 2021-09-08 | 2022-01-14 | 中航光电科技股份有限公司 | Connector with terminal module |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210101 |
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| RJ01 | Rejection of invention patent application after publication |