CN109510032B - Female connector for high-speed differential signal connector - Google Patents
Female connector for high-speed differential signal connector Download PDFInfo
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- CN109510032B CN109510032B CN201910020320.6A CN201910020320A CN109510032B CN 109510032 B CN109510032 B CN 109510032B CN 201910020320 A CN201910020320 A CN 201910020320A CN 109510032 B CN109510032 B CN 109510032B
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- 230000008054 signal transmission Effects 0.000 claims abstract description 109
- 239000002184 metal Substances 0.000 claims abstract description 56
- 229910052751 metal Inorganic materials 0.000 claims abstract description 56
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 50
- 244000273256 Phragmites communis Species 0.000 claims description 18
- 238000005452 bending Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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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
- H01R13/6585—Shielding material individually surrounding or interposed between mutually spaced contacts
- H01R13/6588—Shielding material individually surrounding or interposed between mutually spaced contacts with through openings for individual contacts
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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
- H01R13/02—Contact members
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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
- H01R13/46—Bases; Cases
- H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
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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
- H01R13/46—Bases; Cases
- H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
- H01R13/518—Means for holding or embracing insulating body, e.g. casing, hoods for holding or embracing several coupling parts, e.g. frames
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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
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The application discloses a female end connector for a high-speed differential signal connector, which comprises a female end base and a plurality of female end signal transmission modules which are arranged on the female end base in parallel, wherein each female end signal transmission module comprises a signal transmission module and a metal shielding plate fixed on the signal transmission module, each signal transmission module comprises a module shell, a signal transmission reed and a plastic package module, a plurality of concave cavities are formed on the module shell, the signal transmission reed is arranged in each concave cavity, a pressing plate is arranged at one side of the module shell, which is provided with the concave cavities, at intervals, and is positioned between the adjacent concave cavities, square bosses are arranged on the pressing plates, the plastic package module covers the concave cavities and seals the concave cavities, so that the signal transmission reed forms a closed signal channel, and gaps are reserved between the plastic package module and the pressing plates. The application can avoid insufficient contact caused by uneven boss height in each direction among a plurality of components.
Description
Technical Field
The application relates to the technical field of high-speed differential signal connectors, in particular to a female end connector for a high-speed differential signal connector.
Background
In the existing high-speed differential signal connector, the reflow paths around the differential signals in the transmission link are realized by reducing the reflow paths through multipoint connection and through mutual communication among metal shielding pieces, and other structures are required to be assisted for keeping the consistent space between the metals, so that the process is complex and difficult to control.
In the current high-speed differential signal connector, due to the limitation of the structure, crosstalk among signals is serious, differential signals interfere with each other, and finally the transmission effect of the signal connector is affected.
Disclosure of Invention
The application aims to provide a female end connector for a high-speed differential signal connector, which solves the problems that insufficient contact is caused by uneven contact points and a reflow path between signal pairs is large when a plurality of components in a signal transmission module are assembled.
In order to solve the technical problems, the application adopts the following technical scheme:
the utility model provides a female end connector for high-speed differential signal connector, including female end base and a plurality of female end signal transmission module of installing side by side on female end base, above-mentioned female end signal transmission module includes signal transmission module and fixes the metal shield on signal transmission module, above-mentioned signal transmission module includes the module shell, signal transmission reed and plastic envelope module, a plurality of concave cavities have been seted up on the above-mentioned module shell, above-mentioned signal transmission reed is installed in the concave cavity, the side department interval that has seted up the concave cavity on the above-mentioned module shell is provided with the clamp plate, and above-mentioned clamp plate is located between the adjacent concave cavity, be provided with square boss on the above-mentioned clamp plate, above-mentioned plastic envelope module covers on above-mentioned concave cavity and seals the concave cavity, make signal transmission reed form confined signal path, and have the clearance between above-mentioned plastic envelope module and the above-mentioned clamp plate.
Preferably, an "L" shaped latch for fixing to a female terminal base is provided on one side of the metal shielding plate, and a plurality of shielding plate slots are provided on a side wall of the female terminal base, on which the female terminal signal transmission module is mounted, at intervals, the "L" shaped latch corresponding to the shielding plate slots.
Preferably, the plastic package modules are in one-to-one correspondence with the concave cavities, the adjacent plastic package modules on the concave cavities are connected into a whole through transverse ribs, and the vicinity of two end parts of the plastic package modules is connected with the transverse ribs.
Preferably, the two transverse ribs at two ends of the plastic package module are arranged in a 90-degree direction, a groove matched with the transverse ribs is formed in the module shell, and a gap is formed between the transverse rib close to the pressing plate and the pressing plate.
Preferably, the metal shielding plate is provided with two or more bridge structures at intervals, and the bridge structures are protruded toward the outer side of the metal shielding plate.
Preferably, two or more protruding structures are provided at intervals on one side of the metal shielding plate, protruding points are provided above the protruding structures, and the protruding structures protrude toward the outer side of the metal shielding plate.
Preferably, the two signal transmission reeds form differential pairs and are arranged in the same concave cavity, and the two signal transmission reeds in each differential pair are symmetrically arranged.
Preferably, the concave cavities are distributed according to the differential signal routing paths of the signal transmission reeds, and the cavity edges of the concave cavities are spaced from the differential routing edges of the differential signal transmission reeds.
Preferably, the differential routing path extends from one side of the module case to an adjacent side of the module case, and the contact terminal of the signal transmission reed extends to the outside of the module case.
Preferably, a shielding member mounting groove for mounting a shielding member is formed in a side of the module housing away from the signal transmission reed contact terminal, a bending convex portion is formed at a corresponding position on the metal shielding plate, the bending convex portion is adapted to the shielding member mounting groove, and a bending direction of the bending convex portion is opposite to a protruding direction of the bridge structure.
Compared with the prior art, the application has the beneficial effects that at least one of the following is adopted:
according to the application, the plurality of concave cavities are arranged on the module shell in the female end signal transmission module of the high-speed differential signal connector, the cavities are distributed according to the differential wiring paths, and the signal transmission reeds are fixed in the concave cavities, so that a closed signal channel is formed, and finally, the concave cavities are distributed on three sides around the transmitted differential signals in an electroplating way, so that the mutual interference between differential signal pairs can be reduced.
On the other hand, the pressing plate and the square boss are arranged on the module shell, the square boss has elasticity, insufficient contact caused by uneven boss heights in all directions among a plurality of components can be avoided, meanwhile, a gap is reserved between the plastic package module and the pressing plate, and the direction boss on the end face of the packaging pressing plate has elasticity.
According to the application, the L-shaped latch is arranged on the metal shielding plate, and meanwhile, the matched shielding plate clamping groove is arranged on the female end base, so that the female end signal transmission module and the metal shielding plate can be conveniently fixed, and meanwhile, the metal shielding plate can be communicated with the female end base, so that a relatively short reflux path is formed, and the reduction of the reflux path of differential signals is facilitated.
Drawings
Fig. 1 is a schematic view of a female connector according to the present application.
Fig. 2 is a schematic structural diagram of a female signal transmission module according to the present application.
Fig. 3 is a schematic structural diagram of a signal transmission module according to the present application.
Fig. 4 is a schematic structural diagram of the metal shielding plate of the present application clamped with the female base.
Fig. 5 is a schematic structural view of the metal shielding plate of the present application.
Fig. 6 is a schematic structural view of the module case of the present application.
Fig. 7 is a schematic structural view of the signal transmission reed of the present application mounted on a module housing.
Fig. 8 is a schematic structural view of the plastic package module and the transverse ribs of the present application.
Fig. 9 is a schematic diagram of the overall structure of the metal shielding member and the female signal transmission module after installation.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
Referring to fig. 1 to 8, for one embodiment of the present application, a female connector for a high-speed differential signal connector includes a female base 400 and a plurality of female signal transmission modules mounted on the female base 400 in parallel, and in order to satisfy the use of the high-speed differential signal connector, the female signal transmission modules need to be mounted on the female base as a carrier so that the female connector and the male connector can be used in cooperation.
As shown in fig. 1, female-end module fixing grooves 402 for placing female-end signal transmission modules are respectively arranged on the female-end base, and inserting grooves 401 distributed along an array and used for extending out of differential pairs are also arranged in the female-end base 400, and in the inserting grooves 401, contact terminals of signal transmission reeds of the female-end signal transmission modules are mutually matched with pins of a male-end signal transmission module in the male-end connector.
The female-end signal transmission module comprises a signal transmission module 100 and a metal shielding plate 200 fixed on the signal transmission module 100, wherein the metal shielding plate 200 is installed on the signal transmission module, can shield differential signals, and meanwhile, the reflux path is further shortened through the arrangement of the metal shielding plate.
The signal transmission module 100 includes a module housing 101, a signal transmission reed 102, and a plastic package module 103, where the module housing 101 is provided with a plurality of concave cavities 104, the signal transmission reed 102 is installed in the concave cavities 104, and the plastic package module 103 covers the concave cavities 104 and seals the concave cavities 104, so that the signal transmission reed 102 forms a closed signal channel. In the signal transmission module, the concave cavity is arranged on the module shell 101, and the differential signal pair consisting of the signal transmission reed 102 is fixed in the concave cavity, so that after the module shell is electroplated, the concave cavity is electroplated and distributed on three surfaces around the transmission differential signal, and the mutual interference between the differential signal pair can be reduced.
Fig. 6 shows a schematic structural view of the module case 101, and according to the display of the module case 101, a concave cavity 104 is provided on the surface of the module case 101, and the concave cavity 104 takes a curved groove shape, and the concave cavity 104 extends from one side of the module case 101 toward an adjacent side.
A pressing plate 109 is disposed at a side of the module housing 101 where the concave cavity 104 is formed, and the pressing plate 109 is located between the adjacent concave cavities, a square boss 1091 is disposed on the pressing plate, and a gap is formed between the plastic package module 103 and the pressing plate 109. Through setting up clamp plate 109 and set up square boss 1091 in the outside of clamp plate 109, square boss 1091 has elasticity, can avoid the contact inadequately that each square boss height is uneven to lead to between a plurality of subassemblies, has the clearance simultaneously between plastic module 103 and clamp plate 109 can guarantee that the square boss of clamp plate terminal surface has elasticity.
Fig. 7 shows a schematic structural view of the signal transmission reed 102 mounted on the module case 101, and the signal transmission reed 102 is mounted along the direction of the concave cavity 104 when the signal transmission reed 102 is mounted in the concave cavity 104. During installation, the plastic package module 103 is divided into two pieces, each two signal transmission reeds 102 form a differential pair, and one signal transmission reed 102 is installed to cover one plastic package module 103, so that the two signal transmission reeds 102 between the same differential pair form a distance, and are convenient to form fit with a pin of a male end.
Further, in accordance with another embodiment of the present application, as shown in fig. 4, on the basis of the above embodiment, an "L" latch 205 for fixing with a female base 400 is provided on one side of the metal shielding plate 200, a plurality of shielding plate slots 405 are provided on a side wall of the female base 400 on which the female signal transmission module is mounted at intervals, and the "L" latch 205 corresponds to the shielding plate slots 405. In this embodiment, the metal shielding plate 200 is fixed on the signal transmission module of each female end signal transmission module, that is, each signal transmission module necessarily corresponds to one metal shielding plate 200, so that in order to make the whole female end signal transmission module more stable when being fixed on the male end base 300, the shielding plate clamping groove 405 is arranged on the side wall of the female end signal transmission module installed on the female end base, and meanwhile, the side edge of the metal shielding plate 200 is provided with the "L" shaped clamping teeth, so that the female end signal transmission module and the metal shielding plate can be fixed conveniently, and meanwhile, the metal shielding plate can be communicated with the female end base, thereby forming a relatively short backflow path, and thus being beneficial to reducing the backflow path of the differential signal.
Because the male connector and the female connector are matched with each other in the high-speed differential signal connector, the male base in the male connector and the female base in the female connector are matched in a plugging manner, a plurality of plugging grooves 401 are distributed on the plugging end of the female base 400 according to an array, adjacent plugging grooves 401 are separated by a partition board, and a plurality of module fixing grooves 402 for placing the female signal transmission module are arranged at the other end of the female base 400 at intervals. The module fixing groove 402 for placing the female end signal transmission module is formed in the female end base 400, and because in the female end signal transmission module, two signal transmission reeds form a signal pair to be matched with the male end contact pin, in order to enable the signal pair to be matched with the male end contact pin, the signal pair is not affected by each other, signal interference is reduced, a plurality of inserting grooves 401 are formed in the inserting end of the female end base 400, and each inserting groove 401 forms an independent space through a partition plate.
Further, according to another embodiment of the present application, on the basis of the above embodiment, the plastic package modules 103 are in one-to-one correspondence with the concave cavities 104, the plastic package modules 103 on adjacent concave cavities 104 are connected into a whole through transverse ribs 107, and the vicinity of two end portions of the plastic package modules 103 are connected with the transverse ribs 107. To the horizontal muscle 107 on this plastic envelope module 103, all be provided with on each spill cavity 104 with the plastic envelope module of this spill cavity 104 looks adaptation, in order to embody the stability after the structure equipment, consequently link as an organic wholely the plastic envelope module on each spill cavity 104 through horizontal muscle 107 to all be provided with horizontal muscle near the both ends of plastic envelope module 103 and connect fixedly, conveniently stabilize the difference pair that signal transmission reed 102 constitutes and fix, realize the convenience of structure installation and overall structure's steadiness simultaneously.
Further, according to another embodiment of the present application, on the basis of the above embodiment, two transverse ribs 107 at two ends of the plastic package module 103 are disposed in a 90 degree direction, and a groove 108 adapted to the transverse ribs 107 is disposed on the module housing 101, and a gap is formed between the transverse ribs 107 near the pressing plate 109 and the pressing plate.
In fig. 8, the connection structure of the plastic package module 103 and the transverse ribs 107 is shown, and as seen from fig. 8, in this embodiment, three plastic package modules 103 are respectively arranged corresponding to three concave cavities 104, the plastic package modules 103 are connected into a whole through two transverse ribs 107 arranged in a 90-degree direction on the plastic package modules 103, and when in installation, only the plastic package modules 103 connected into a whole through the transverse ribs 107 need to be covered on the concave cavities 104 according to corresponding positions, so that the structure is stable and convenient to install, and meanwhile, in order to enable the transverse ribs 107 to be attached to the module housing 101 more, grooves 108 matched with the transverse ribs 107 are formed on the module housing 101; in addition, in order to minimize the mutual interference between the differential signal pairs by using all the grooves or concave cavities, it is preferable to set the two transverse ribs 107 on the plastic package module 103 in a 90 degree direction, so as to avoid any slotting to affect the crosstalk between signals. In addition, since the transverse rib 107 just contacts the pressing plate, a gap is formed between the transverse rib 107 and the pressing plate.
Further, according to another embodiment of the present application, on the basis of the above embodiment, two or more bridge structures 201 are disposed on the metal shielding plate 200 at intervals, and the bridge structures 201 are protruded toward the outer side of the metal shielding plate 200. The bridge structure 201 on the metal shielding plate 200 is an arch bridge structure protruding from the metal shielding plate 200, and the purpose of arranging more than two bridge structures 201 on the metal shielding plate 200 is that after the metal shielding plate 200 is fixed with the signal transmission modules, the plurality of signal transmission modules are arranged in parallel, so that the metal shielding plate 200 and the shielding shells of the adjacent signal transmission modules can be communicated in multiple points, and the backflow path is shortened.
Further, according to another embodiment of the present application, on the basis of the above embodiment, two or more bridge structures 201 are uniformly arranged in a diagonal manner, that is, the center points of two or more bridge structures 201 are distributed on the same diagonal line, that is, are uniformly arranged on the metal shielding plate 200 in a diagonal direction, and by adopting the arrangement manner, a plurality of communication points of the metal shielding plate 200 and the signal transmission module are all distributed on different transverse lines or longitudinal lines, so that multi-point communication between the metal shielding plate 200 and the shielding shell of the signal transmission module at different positions is further realized, and a backflow path is shortened.
In addition, more than two bridge structures 201 face the same direction of the metal shielding plate 200, the bridge structures face the same direction, so that the stress angles are consistent when stressed, the stability of the structure is facilitated, strip-shaped through grooves 202 are formed in the positions, corresponding to the bridge structures 201, on the metal shielding plate 200, two ends of the bridge structures 201 are respectively and movably connected to two ends of the strip-shaped through grooves 202, the strip-shaped through grooves 202 are hollow groove bodies with two closed ends, and the strip-shaped through grooves are formed to facilitate connection of the bridge structures, so that the shielding plate and the signal transmission module can be stably and multi-point communicated; on the other hand, the bridge structure 201 is movably connected to two ends of the strip-shaped through groove 202, that is, the bridge structure 201 can rotate at a certain angle, so that a hinged mode can be adopted for realizing the structure. Through simulation analysis of mechanics, the bridge structure has smaller stress and equivalent stress when being rotated at a certain angle compared with the fixed connection of the bridge structure, namely, stronger interaction force can be born in a movable connection mode, so that the whole structure is more stable.
Further, according to another embodiment of the present application, on the basis of the above embodiment, two or more protruding structures 206 are disposed at intervals on one side of the metal shielding plate 200, and protruding points 207 are disposed above the protruding structures 206, and the protruding structures 206 protrude toward the outside of the metal shielding plate 200. The bump structure 206 is a bump formed on one side of the shield plate body 200 and extending upward on the side, and the bump is used for contacting with an adjacent signal transmission module. In this embodiment, after the metal shielding plate is fixed to the male pin or the female signal transmission module, the plurality of signal transmission modules are arranged in parallel, and the protruding structure 206 can enable the metal shielding plate to be in multipoint communication with the shielding shell of the adjacent signal transmission module, so that the reflow path is shortened.
Further, for another embodiment of the present application, when the metal shielding plate 200 is mounted on the signal transmission module, the protrusion structure 206 is located between adjacent differential signal pairs of the signal transmission module. As shown in fig. 9, when the bump structure 207 on the metal shielding plate is mounted on the signal transmission module, the ground hole 208 is formed between the differential signal pairs 301, so the bump structure should be located between the adjacent differential signal pairs of the signal transmission module, thereby reducing crosstalk between signals.
Further, for another embodiment of the present application, on the basis of the above embodiment, the two signal transmission reeds 102 are installed in the same concave cavity 104 as each other to form a differential pair, and the two signal transmission reeds 102 in each differential pair are symmetrically arranged. In this embodiment, in order to mate with the pin in the male connector, two signal transmission reeds 102 need to be fixed in the same concave cavity 104, and the two signal transmission reeds 102 form a differential pair for mating with the pin of the male connector, and the contact terminals of the signal transmission reeds 102 mated with the pin of the male connector are in opposite wavy bending arrangement, and perform signal transmission with the pin of the male connector.
Further, for another embodiment of the present application, based on the above embodiment, the concave cavity 104 is distributed according to the differential signal routing paths of the signal transmission reed 102, and a cavity edge of the concave cavity 104 and a differential routing edge of the differential signal transmission reed 102 have a space. In this embodiment, the cavities are distributed according to differential paths, so that on one hand, the return paths are shortened as much as possible, and the crosstalk between differential signals is reduced, and on the other hand, the concave cavities are at a certain distance from the differential signals, so as to perform impedance matching better.
Further, for another embodiment of the present application, on the basis of the above embodiment, the differential routing path extends from one side of the module housing 101 to an adjacent side of the module housing 101, and the contact terminal 1021 of the signal transmission reed 102 extends to the outside of the module housing 101. In this embodiment, the paths of the differential wires are defined, and since the signal transmission reed 102 is to transmit signals, both ends of the signal transmission reed 102 may transmit signals with other structures, so according to the transmission principle of the signal connector, the signal transmission reed 102 is in an arc-shaped curved arrangement, and therefore the paths of the differential wires extend from one side of the module housing 101 to the adjacent side of the module housing 101, so that the contact terminal 1021 of the signal transmission reed 102 is matched with the male pin, and the contact terminal 1021 of the signal transmission reed 102 extends to the outside of the module housing 101.
Further, according to another embodiment of the present application, on the basis of the above embodiment, a shield mounting groove 105 for mounting a shield is formed on a side of the module case 101 away from the contact terminal of the signal transmission reed 102, a bending protrusion 203 is formed at a corresponding position on the metal shield 200, the bending protrusion 203 is adapted to the shield mounting groove 105, and a bending direction of the bending protrusion 203 is opposite to a protruding direction of the bridge structure 201. When the metal shield 200 is mounted on the module case 101, the bent convex portion 203 of the metal shield 200 is just inserted into the shield mounting groove 105 on the module case 101, so that the metal shield 200 can be more firmly fixed on the module case 101, and the module case 101 can be treated as metal after being electroplated, so that the arrangement of the structure can ensure multi-point communication between the module case 101 and the metal shield 200.
The end of the module housing 101 provided with the shielding member mounting groove 105 is provided with a mounting protrusion 106, so that the female end transmission module is conveniently mounted on the female end base and clamped by the tail clamp.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application as broadly described. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is intended that such feature, structure, or characteristic be implemented within the scope of the application.
Although the application has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.
Claims (8)
1. A female connector for a high-speed differential signal connector, comprising: comprises a female end base (400) and a plurality of female end signal transmission modules which are arranged on the female end base (400) in parallel,
the female end signal transmission module comprises a signal transmission module (100) and a metal shielding plate (200) fixed on the signal transmission module (100),
the signal transmission module (100) comprises a module shell (101), a signal transmission reed (102) and a plastic package module (103), wherein a plurality of concave cavities (104) are arranged on the module shell (101), the signal transmission reed (102) is arranged in the concave cavities (104),
a pressing plate (109) is arranged at one side edge of the module shell (101) provided with the concave cavity (104) at intervals, the pressing plate (109) is positioned between the adjacent concave cavities, a square boss (1091) is arranged on the pressing plate,
the plastic package module (103) covers on the concave cavity (104) and seals the concave cavity (104), so that the signal transmission reed (102) forms a sealed signal channel, a gap is reserved between the plastic package module (103) and the pressing plate (109), an L-shaped latch (205) used for being fixed with the female end base (400) is arranged on one side edge of the metal shielding plate (200), a plurality of shielding plate clamping grooves (405) are formed in the side wall of the female end base (400) on which the female end signal transmission module is installed at intervals, the L-shaped latch (205) corresponds to the shielding plate clamping grooves (405), two signal transmission reeds (102) form differential pairs and are installed in the same concave cavity (104), and two signal transmission reeds (102) in each differential pair are symmetrically arranged.
2. The female end connector for a high-speed differential signal connector according to claim 1, wherein: the plastic package modules (103) are in one-to-one correspondence with the concave cavities (104), the plastic package modules (103) on the adjacent concave cavities (104) are connected into a whole through transverse ribs (107), and the transverse ribs (107) are connected near two ends of the plastic package modules (103).
3. The female end connector for a high-speed differential signal connector according to claim 1, wherein: the plastic package module is characterized in that two transverse ribs (107) at two ends of the plastic package module (103) are arranged in a 90-degree direction, grooves (108) matched with the transverse ribs (107) are formed in the module shell (101), and gaps are reserved between the transverse ribs (107) close to the pressing plate (109) and the pressing plate.
4. The female end connector for a high-speed differential signal connector according to claim 1, wherein: more than two bridge structures (201) are arranged on the metal shielding plate (200) at intervals, and the bridge structures (201) protrude towards the outer side of the metal shielding plate (200).
5. The female connector for a high-speed differential signal connector as claimed in claim 1 or 4, wherein: more than two protruding structures (206) are arranged on one side edge of the metal shielding plate (200) at intervals, protruding points (207) are arranged above the protruding structures (206), and the protruding structures (206) protrude towards the outer side of the metal shielding plate (200).
6. The female end connector for a high-speed differential signal connector according to claim 1, wherein: the concave cavities (104) are distributed according to the differential signal routing paths of the signal transmission reeds (102), and the cavity edges of the concave cavities (104) are spaced from the differential routing edges of the signal transmission reeds (102).
7. The female end connector for a high-speed differential signal connector according to claim 6, wherein: the differential signal wiring path extends from one side edge of the module housing (101) to an adjacent side edge of the module housing (101), and the contact terminal (1021) of the signal transmission reed (102) extends to the outside of the module housing (101).
8. The female end connector for a high-speed differential signal connector according to claim 7, wherein: the module is characterized in that a shielding piece mounting groove (105) for mounting a shielding piece is formed in one side, far away from the contact terminal of the signal transmission reed (102), of the module shell (101), a bending convex part (203) is arranged at a corresponding position on the metal shielding plate (200), the bending convex part (203) is matched with the shielding piece mounting groove (105), and the bending direction of the bending convex part (203) is opposite to the protruding direction of the bridge structure (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910020320.6A CN109510032B (en) | 2019-01-09 | 2019-01-09 | Female connector for high-speed differential signal connector |
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| CN201910020320.6A CN109510032B (en) | 2019-01-09 | 2019-01-09 | Female connector for high-speed differential signal connector |
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| CN109510032A CN109510032A (en) | 2019-03-22 |
| CN109510032B true CN109510032B (en) | 2023-11-03 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2359609A1 (en) * | 2000-10-20 | 2002-04-20 | Japan Aviation Electronics Industry, Limited | High speed transmission connector with a ground structure having an improved shielding function |
| CN101872908A (en) * | 2010-06-09 | 2010-10-27 | 四川华丰企业集团有限公司 | High-speed signal connector |
| CN103474839A (en) * | 2013-09-26 | 2013-12-25 | 深圳格力浦电子有限公司 | High-speed connector capable of transmitting 25G signals |
| CN107359479A (en) * | 2017-08-08 | 2017-11-17 | 四川华丰企业集团有限公司 | High-speed signal connector with semi-packing type barricade |
| US9831612B1 (en) * | 2010-08-06 | 2017-11-28 | Western Digital Technologies, Inc. | High speed electrical connector with improved EMI suppression and mechanical retention shield |
| US9893446B1 (en) * | 2017-06-26 | 2018-02-13 | Greenconn Corp. | High speed connector and transmission module thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280670A (en) * | 2013-05-17 | 2013-09-04 | 连展科技电子（昆山）有限公司 | Socket electric connector for inhibiting signal interference |
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2019
- 2019-01-09 CN CN201910020320.6A patent/CN109510032B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2359609A1 (en) * | 2000-10-20 | 2002-04-20 | Japan Aviation Electronics Industry, Limited | High speed transmission connector with a ground structure having an improved shielding function |
| CN101872908A (en) * | 2010-06-09 | 2010-10-27 | 四川华丰企业集团有限公司 | High-speed signal connector |
| US9831612B1 (en) * | 2010-08-06 | 2017-11-28 | Western Digital Technologies, Inc. | High speed electrical connector with improved EMI suppression and mechanical retention shield |
| CN103474839A (en) * | 2013-09-26 | 2013-12-25 | 深圳格力浦电子有限公司 | High-speed connector capable of transmitting 25G signals |
| US9893446B1 (en) * | 2017-06-26 | 2018-02-13 | Greenconn Corp. | High speed connector and transmission module thereof |
| CN107359479A (en) * | 2017-08-08 | 2017-11-17 | 四川华丰企业集团有限公司 | High-speed signal connector with semi-packing type barricade |
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| CN109510032A (en) | 2019-03-22 |
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