CN112117570B - Signal transmission module, male end connector and female end connector - Google Patents

Abstract

The invention relates to the field of electric connectors, in particular to a signal transmission module, a male end connector and a female end connector. The signal contact parts which are in conductive contact with the matched signal contact parts are arranged on the two opposite sides of the signal contact part of the signal pair of the female end connector, when the connector is used in a vibration environment or the inserting position needs a certain offset, the signal pair of the adaptive connector is inserted into the inserting space of the signal pair of the female end connector, when the adaptive connector or the female end connector is offset or vibrates, the signal contact part of the female end connector is positioned on the two sides of the adaptive connector, and the signal contact part of the female end connector keeps conductive contact with the adaptive connector under the action of the two signal contact parts.

Description

Signal transmission module and male end connector, female end connector

This application is a divisional application of the following application, the filing date of the original application: July 27, 2018, the application number of the original application: 2018108451322, the invention name of the original application: signal transmission module and male end connector, female end connection device.

technical field

The invention relates to the field of electrical connectors, in particular to a signal transmission module, a male end connector, and a female end connector.

Background technique

With the development trend of miniaturization, densification, and integration, the application occasions of high-speed differential connectors are becoming more and more extensive. High-speed differential connectors generally have a shielding structure to shield each signal transmission circuit due to the large number of transmission signals, so as to avoid crosstalk between adjacent signal transmission circuits. There are many types of high-speed differential connectors available. More common connectors, such as the application publication number CN104300313A, and the invention name is a fully shielded differential connector, the differential pairs are arranged in rows, the differential pairs arranged in rows are arranged in the center, and grounding contacts are arranged between adjacent differential pairs. There is a wiring shield between two adjacent rows of differential pairs. When mating, the differential pair and the ground contact are bonded to the differential pair and the ground contact of the mating connector on the same side, where the differential pair and the differential A contact unit is formed for the corresponding ground contact. This differential connector has a high degree of integration and a wide range of applications. However, during the mating process of this type of connector and the mating connector, due to the force on one side of the contact piece, the force on both sides of the connector is unbalanced and the mating feel is not soft during the mating process.

Contents of the invention

The purpose of the present invention is to provide a male end connector to solve the problem of unbalanced force on both sides of the connector due to the force on one side of each contact piece in the current connector and the problem that the mating feel is not soft during the mating process; in addition , The purpose of the present invention is also to provide a female connector, a female signal transmission module and a male signal transmission module.

The technical solution of the female end connector of the present invention is: the female end connector includes a connector housing, and a female end contact unit is arranged in the connector housing, and the female end contact unit includes a signal pair and grounding clips arranged in pairs. One end of the terminal contact unit is a plug-in end, and the plug-in ends of the two signal contacts of the signal pair are arranged oppositely, and the signal contacts for the mating connector are provided on the side opposite to the plug-in ends of the two signal contacts of the signal pair The signal contact part of the conductive contact, the signal pair insertion space for the signal pair of the adapter connector is provided between the two signal contacts of the signal pair, and the insertion ends of the two grounding clips arranged in pairs are arranged and opposite to each other. There is a grounding contact part on the side of the adapter connector for conductive contact with the grounding piece of the adapter, and there is a grounding piece insertion space between the paired grounding clips for the grounding piece of the adapter connector to be inserted into. The arrangement direction of the ground contact portions of the two ground clips is parallel to the arrangement direction of the two signal contact portions of the signal pair.

Further, in order to ensure reliable contact between the contact parts, the signal contact part and/or the ground contact part are in contact with the matching contact piece through elastic abutment. Reliable contact between the contact parts is ensured by elastic force.

In order to further improve the elastic contact effect between the contact parts, the signal contact part is arranged on the elastic overhang section of the signal contact part where it is located to achieve elastic abutment with the matching contact part, and/or the ground clip is used to make the ground contact part The shrapnel elastically abuts against the matching ground piece. By arranging the elastic overhang section on the signal contact piece or setting the grounding clip as an elastic piece, the contact parts are elastically contacted, and the contact stability is good.

In order to facilitate the installation of the shrapnel, the female terminal contact unit also includes a shielding sleeve, the ground clip is suspended on the shielding sleeve, and the shielding sleeve has a shielding hole for the signal pair to pass through. The ground clips are all arranged on the shielding sleeve, which can not only ensure the shielding effect on the signal pair, but also facilitate the processing and installation of the shrapnel.

Furthermore, in order to facilitate the forming of the shielding sleeve, the shielding sleeve is formed by lapping the two ends of the material tape after it is crimped. The two grounding clips are respectively arranged on the two side walls adjacent to the side wall provided with the overlapping port, and the material strips are formed and overlapped together to avoid deformation of the shielding sleeve after the shrapnel is stressed.

Furthermore, when the shielding sleeve is used, the plug-in end of the signal pair extends out of the shielding sleeve. In order to avoid interference between the signal pairs extending out of the shielding sleeve, a shielding piece is suspended from the shielding sleeve, and the shielding piece and the signal pair The two signal contacts are arranged in a straight line, and the signal contacts are further shielded by the shielding sheet.

When using the shielding sleeve, one end of the female terminal contact unit is the plug-in terminal, and the other end is the connection end of the printed board. The end of the shielding sleeve away from the ground clip is provided with a grounding fish-eye structure connected to the printed board. The signal contact The connecting end of the printed board is provided with a signal fisheye structure, and the fisheye holes of the ground fisheye structure and the signal fisheye structure extend in the same direction.

Further, in order to facilitate the assembly of the connector, the female end contact unit also includes a unit insulator, a grounding clip and a corresponding signal pair are fixedly arranged with the unit insulator so that the female end contact unit constitutes a female end signal transmission module, and the female end signal transmission module is set at least two. The modular setup facilitates assembly and installation of the connectors.

Further, the female terminal contact unit includes at least two pairs of grounding clips, and the two pairs of grounding clips are respectively arranged on two sides of the signal pair. Two pairs of ground clips can avoid mutual interference of signal pairs as much as possible.

Further, in order to make the connector more compact, the insertion ends of the paired ground clips and the insertion ends of the two signal contacts of the signal pair share a common plane of symmetry. Minimize the footprint of ground clips and signal contacts.

The technical scheme of the male end connector of the present invention is: the male end connector includes a connector housing, and a male end contact unit is arranged in the connector housing, and the male end contact unit includes a signal pair, and one end of the signal pair is suitable for insertion when in use. The signal pair plug-in end in the mating space of the signal pair of the connector, the plug-in ends of the two signal contacts of the signal pair are arranged oppositely, and the opposite side of the two signal contact plug-in ends of the signal pair is provided with a The signal contact portion is in conductive contact with the signal contact piece of the adapter connector, and the male end contact unit also includes a ground plate, and one end of the ground plate is a ground plate insertion end inserted into the ground plate insertion space of the adapter connector when in use The opposite sides of the plug ends of the two grounding pieces are provided with grounding contact parts for conducting conductive contact with the grounding clips of the adapter connector, or the grounding pieces are arranged in pairs, and the insertion of the two grounding pieces set in pairs The ends are oppositely arranged and the opposite sides are provided with a grounding contact portion for conducting conductive contact with the grounding clip of the adapter connector; the arrangement direction of the two grounding contact portions is parallel to the arrangement direction of the two signal contact portions of the signal pair.

In order to ensure the stability between the corresponding contact parts, the male terminal contact unit also includes a unit insulator, and the unit insulator has a signal pair insulation support part arranged between the signal pair and a ground sheet insulation provided between the paired ground sheets. The support part, the signal pair insulation support part is used to provide support for the signal contact part of the signal pair of the male end connector when the signal pair of the male end contact unit elastically abuts against the signal pair of the adapter connector, and is used for insulating support of the ground sheet The grounding contact portion of the grounding piece is supported when the grounding piece of the male end contact unit elastically abuts against the grounding clip of the adapter connector. The stability of the contact between the corresponding contact parts is ensured through the support of the insulating support part of the ground sheet and the signal to the insulating support part.

In order to facilitate the installation of the connector, the ground plate and the corresponding signal pair are fixed to the unit insulator so that the male contact unit constitutes a male signal transmission module, and there are at least two male signal transmission modules. The modular design facilitates the assembly of the connector and improves installation efficiency.

In order to reduce the volume of the connector, the ground plates are arranged in pairs, and the paired ground plates and the signal pair have a common symmetry plane. Minimize the footprint of ground lugs and signal contacts.

In order to ensure the shielding effect on the signal pair, the male terminal contact unit includes at least two pairs of grounding plates, and the two pairs of grounding plates are respectively arranged on both sides of the signal pair. Two pairs of ground clips can avoid mutual interference of signal pairs as much as possible.

The technical solution of the female end signal transmission module of the present invention is: the female end signal transmission module includes an insulator, the insulator is fixed with a signal pair and ground clips arranged in pairs, one end of the female end signal transmission module is a plug-in end, and the signal pair The plug ends of the two signal contacts of the signal pair are arranged opposite to each other, and the side of the two signal contacts of the signal pair is provided with a signal contact portion for conducting conductive contact with the signal contacts of the adapter connector, and the two signal contacts of the signal pair There is a signal pair insertion space for the signal pair of the adapter connector to be inserted between the contacts, and the insertion ends of the two grounding clips arranged in pairs are arranged oppositely, and the opposite side is provided with a socket for connecting with the adapter connector. The grounding contact part of the conductive contact of the grounding piece, the grounding piece insertion space for the grounding piece of the adapter connector is provided between the paired grounding clips, the arrangement direction of the grounding contact part of the paired two grounding clips The arrangement direction of the two signal contacts of the signal pair is parallel.

Further, the signal contact portion and/or the ground contact portion are in contact with the matching contact piece through elastic abutment.

Furthermore, the signal contact part is arranged on the elastic overhang section of the signal contact part where it is located to achieve elastic abutment with the matching contact part, and/or the grounding clip is to make the grounding contact part elastically abut against the matching ground piece shrapnel.

Further, the female end contact unit further includes a shielding sleeve, the ground clip is suspended on the shielding sleeve, and the shielding sleeve has a shielding hole through which the signal pair passes.

Further, the shielding sleeve is formed by lapping the two ends of the material tape after it is crimped. The cross section of the shielding sleeve is quadrilateral, and the overlapping interface is arranged on the side wall of the shielding sleeve. On the two adjacent side walls of the side wall provided with the overlapping port.

Further, the plug-in end of the signal pair protrudes from the shielding sleeve, and a shielding sheet is suspended from the shielding sleeve, and the shielding sheet and the two signal contacts of the signal pair are arranged in a straight line.

Further, one end of the female terminal contact unit is a plug-in terminal, the other end is a printed board connection end, and the end of the shielding sleeve far away from the grounding clip is provided with a grounding fish-eye structure connected to the printed board, and the printed circuit board of the signal contact The board connection end is provided with a signal fish-eye structure, and the fish-eye holes of the ground fish-eye structure and the signal fish-eye structure extend in the same direction.

Further, the female terminal contact unit includes at least two pairs of grounding clips, and the two pairs of grounding clips are respectively arranged on two sides of the signal pair.

Further, the plug-in ends of the paired ground clips and the plug-in ends of the two signal contacts of the signal pair share a common plane of symmetry.

The technical solution of the male-end signal transmission module of the present invention is: the male-end signal transmission module includes an insulator, a signal pair is fixed on the insulator, and one end of the signal pair is a signal pair that is inserted into the mating space of the adapter connector during use. The plug-in end, the plug-in ends of the two signal contacts of the signal pair are oppositely arranged, and the opposite side of the two signal contact plug-in ends of the signal pair is provided with a signal for conductive contact with the signal contact of the mating connector. The contact part, the male end contact unit also includes a grounding piece, one end of the grounding piece is the grounding piece insertion end inserted into the grounding piece insertion space of the adapter connector during use, and the two opposite sides of the insertion ends of the grounding piece There is a grounding contact part for conducting conductive contact with the grounding clip of the adapter connector, or the grounding pieces are arranged in pairs, and the insertion ends of the two grounding pieces in a pair are arranged oppositely and the opposite side is provided with for contacting with the grounding clip. The grounding contact portion of the grounding clip of the matching connector is in conductive contact; the arrangement direction of the two grounding contact portions is parallel to the arrangement direction of the two signal contact portions of the signal pair.

Further, the insulator has a signal pair insulation support part arranged between the signal pairs and a ground sheet insulation support part arranged between the paired ground sheets, and the signal pair insulation support part is used to contact the signal pair of the unit at the male end. When elastically abutting against the signal pair of the mating connector, it provides support for the signal contact part of the signal pair of the male connector, and the insulating support of the grounding piece is used to connect the grounding piece of the male end contact unit with the grounding clip of the mating connector Provide support for the grounding contact portion of the grounding sheet when elastically contacting.

Further, the ground planes are arranged in pairs, and the two ground planes and the signal pair share a common plane of symmetry.

Further, the male terminal contact unit includes at least two pairs of grounding plates, and the two pairs of grounding plates are respectively arranged on two sides of the signal pair.

Beneficial effects of the present invention: the opposite sides of the signal contact of the signal pair of the female connector of the present invention are provided with signal contact parts that are in conductive contact with the adapted signal contact, and the connector is used in a vibration environment or in a mating position When a certain amount of offset is required, the signal pair of the mating connector is inserted into the mating space of the signal pair of the female connector. When the mating connector and the female connector are mated, the signal contact of the female connector On both sides of the mating connector, the signal contact of the female connector is kept in conductive contact with the mating connector under the action of the two signal contacts. In the same principle, the grounding contact can also be connected to the mating connector The conductive contact of the grounding contact piece, the female end connector and the male end connector both adopt the jaw type structure, the contact force is balanced, and the hand feel is soft during the insertion process, which solves the problem that the current connector is caused by the force on one side of the contact piece The problem that the force on both sides of the connector is unbalanced and the mating feel is not soft during the mating process.

Description of drawings

Fig. 1 is a schematic structural view of a specific embodiment 1 of a female connector of the present invention;

Fig. 2 is a schematic structural view of the female signal transmission module of the specific embodiment 1 of the female connector of the present invention;

Fig. 3 is a schematic structural view of a male connector adapted to a female connector according to Embodiment 1 of the female connector of the present invention;

Fig. 4 is a schematic structural diagram of a male-end signal transmission module of Embodiment 1 of the female-end connector of the present invention;

Fig. 5 is a schematic structural diagram of part A of the male signal transmission module of the specific embodiment 1 of the female connector of the present invention;

6 is a schematic cross-sectional view of a male signal transmission module of Embodiment 1 of the female connector of the present invention;

Fig. 7 is a partial structural schematic diagram of the male end signal transmission module of the specific embodiment 3 of the female end connector of the present invention;

Fig. 8 is a schematic structural diagram of the male signal contact and the male grounding piece of the male signal transmission module of the specific embodiment 3 of the female connector of the present invention;

9 is a schematic cross-sectional view of a male-end signal transmission module of Embodiment 4 of the female-end connector of the present invention;

In the figure: 10, female terminal connector; 1, female terminal connector housing; 2, female terminal signal transmission module; 21, female terminal insulator; 22, female terminal signal pair; 221, female terminal signal contact piece; 222, Elastic overhang section; 223, signal contact part of female end; 224, signal pair mating space; 225, signal fisheye structure; 23, grounding clip of female end; 231, grounding contact part of female end; Space; 24. Female shielding sleeve; 241. Grounding fisheye structure; 242. Shielding piece; 30. Male connector; 3. Male connector housing; 4. Male signal transmission module; 41. Male insulator ; 42, public signal pair; 421, public signal contact piece; 422, public signal contact portion; 43, public grounding sheet; 431, public ground contact portion;

Detailed ways

Embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

Specific embodiment 1 of the female connector of the present invention, as shown in Figures 1 to 6, the female connector 10 includes a female connector housing 1 and a female signal transmission module disposed in the female connector housing 2. There are multiple female-end signal transmission modules 2 in this embodiment.

As shown in Figure 2, the female end signal transmission module 2 includes a female end insulator 21, a female end signal pair 22 fixed on the female end insulator 21 and a female end grounding clip 23, and the female end signal pair 22 includes two female end signal Contact 221, as shown in FIG. 2 , two female signal contacts 221 are arranged opposite to each other. One end of the female signal contact 221 is a printed board connection end, and the other end is a plug-in terminal. The female signal contact 221 is set There is an elastic overhang section 222 , and the insertion end is arranged on the elastic overhang section 222 .

On the opposite sides of the two female signal contacts 221, there is a female signal contact portion 223 for conductive contact with the male signal contact 421 of the male connector, and the female signal contact portion 223 is arranged on the elastic suspension section 222 Above, the signal contact part 223 of the female end is in contact with the signal contact part 421 of the male end through the elastic abutment of the elastic suspension section 222 . Between the two female signal contacts 221 of the female signal pair 22, there is a signal pair mating space 224 for inserting the male signal pair 42. For the convenience of understanding, the male connector will be introduced below in this embodiment .

When in use, the signal pair of the male end connector is inserted into the signal pair mating space 224 of the female end connector. After the male end connector and the female end connector are mated, the female end signal contact 221 is in the male end signal contact 421 On both sides of the female end signal contact 221 , under the action of the two female end signal contact portions 223 , it maintains conductive contact with the male end connector. In this embodiment, the two female-end signal contacts 221 are arranged opposite to each other, which improves the feel during the mating process, and at the same time, the force on each contact is even. The plug ends of the two signal contacts of the signal pair are arranged opposite to each other, so as to achieve good electrical conduction through the female signal contact portion 223 and the male connector. Arrangements can vary.

The female-end grounding clips 23 are arranged in pairs, and the two female-end grounding clips 23 arranged in pairs are arranged oppositely, and the opposite sides are provided with female-end grounding contacts for conductive contact with the male-end grounding piece 43 of the male-end connector. Part 231 , between the female grounding clips 23 arranged in pairs, there is a grounding piece insertion space 232 for inserting the male grounding piece 43 of the male connector.

The arrangement direction of the two female-end grounding clips 23 arranged in pairs is parallel to the arrangement direction of the two female-end signal contacts 221 of the signal pair. The arrangement direction is parallel to the arrangement direction of the two female-end signal contact parts 223 of the female-end signal pair 22, and the arrangement of the signal pair mating space and the grounding plate mating space is in a square shape and the female end grounding contact with the paired two female-end grounding clips 23 The arrangement direction of the portion 231 is vertical to ensure reliable contact between the female end connector and the male end connector under the action of the female end signal contact piece 221 and the female end grounding clip 23 .

In this embodiment, in order to ensure the shielding effect of the female-end grounding clip 23 on the female-end signal contact 221, the outer periphery of the female-end insulator 21 is provided with a female-end shielding sleeve 24, and the female-end grounding clips 23 arranged in pairs are both It is integrally formed with the shielding sleeve 24 of the female end, and the grounding clip 23 of the female end is suspended on the shielding sleeve 24 of the female end. The shielding sleeve 24 has a shielding hole through which the female terminal signal pair passes. Both ends of the female terminal signal pair 22 extend out of the female terminal shielding sleeve 24 . The shielding sleeve of the female end is provided with a barb structure, and the signal transmission module of the female end is fixed in the housing of the female end connector through the barb structure.

One end of the female terminal signal transmission module is a plug-in terminal, and the other end is a printed board connection terminal. The end of the female terminal shielding sleeve 24 far away from the female terminal grounding clip is provided with a grounding fisheye structure 241 connected to the printed board. The female terminal The printed board connection end of the signal contact is provided with a signal fisheye structure 225, and the fisheye hole of the ground fisheye structure 241 and the signal fisheye structure extend in the same direction.

In this embodiment, as shown in FIG. 2 , the female end shielding sleeve 24 is formed by lapping the two ends of the material tape after it is crimped. On the wall, two female ground clips 23 arranged in pairs are respectively arranged on the two side walls adjacent to the side wall provided with the overlapping port. The specific way of overlapping can be to set a dovetail groove at one end, and to set a dovetail protrusion adapted to the dovetail groove at the other end. In other embodiments, riveting and clamping methods may also be used.

In this embodiment, the plug-in end of the female signal pair 22 protrudes from the female shielding sleeve 24, and a shielding piece 242 hangs from the female terminal shielding sleeve 24. The shielding piece 242 and the two signal contacts 221 of the signal pair 22 form a The signal contact is further shielded by the shielding sheet.

Based on the same principle as the female signal contact 221 , the female ground contact portion 231 of the female ground clip 23 can ensure good contact between the female connector and the male ground piece 43 of the male connector. In other embodiments, the receptacle grounding clips 23 arranged in pairs may also only be arranged in a direction parallel to the arrangement direction of the two signal contacts of the signal pair at the plug-in end.

In this embodiment, two pairs of female-end grounding clips 23 are provided, and the two pairs of female-end grounding clips 23 are arranged on both sides of the female-end signal pair 22. There is a common plane of symmetry, and the paired two female ground clips 23 are symmetrical about the common plane of symmetry, and the female signal contacts 221 of the female signal pair 22 are also arranged symmetrically about the common plane of symmetry. In this embodiment, the arrangement direction of the female-end signal contact portion 223 and the female-end ground contact portion 231 is parallel to the shared symmetry plane, and the corresponding male-end signal contact portion 422 and the male-end ground contact portion 431 are arranged on the same plane, symmetrically arranged The form can reduce the volume of the connector.

As shown in Figures 3 to 5, the male connector 30 includes a male connector housing 3, and a plurality of installation slots are arranged in the male connector housing 3, and each installation slot is equipped with a male end signal transmission Module 4, the male end signal module includes a male end insulator 41, a male end signal pair 42 fixed on the male end insulator 41 and a male end grounding piece 43, the male end signal pair 42 includes two male end signal contacts 421, two The male-end signal contacts 421 are relatively arranged, and both ends of the male-end signal contacts 421 are plug-in terminals, and the opposite sides of the two male-end signal contacts 421 are provided with male ends that are in conductive contact with the female-end signal contacts 223 . The terminal signal contact part 422, in this embodiment, the male terminal insulator 41 has a signal pair insulation support part arranged between the male terminal signal pair and a ground sheet insulation support part provided between the male terminal ground sheets arranged in pairs, The signal pair insulation support part is used to provide support for the signal contact part of the male end signal pair when the male end signal pair and the female end signal pair elastically contact each other, and the ground sheet insulation support is used to connect the male end ground sheet and the female end ground clip Provide support for the grounding contact portion of the grounding sheet when elastically contacting.

The two male-end ground plates 43 and the male-end signal pair 42 have a common symmetry plane, and the male-end signal contact portion 422 and the male-end ground contact portion 431 are coplanar and parallel to the common symmetry plane. In this embodiment, there are two pairs of male-end grounding plates 43 , and the two pairs of male-end grounding plates 43 are disposed on both sides of the male-end signal pair 42 .

In order to have a good shielding effect, the outer periphery of the male terminal insulator 41 is provided with a male terminal shielding sleeve 44, as shown in FIG. The grounding pieces 43 are all in conductive contact with the male-end shielding sleeve 44 , and the male-end grounding piece in this embodiment is fixed on the inner wall of the male-end shielding sleeve.

In this embodiment, the female-end signal contact portion 223 and the female-end ground contact portion 231 elastically contact the corresponding male-end signal contact portion and the male-end ground contact portion 431 , and the female-end signal contact portion 223 and the female-end ground contact portion 231 It is disposed on the elastic extension section 222 of the corresponding contact piece, while the male signal contact portion 422 and the male ground contact portion 431 are supported by the insulating support portion.

The male end connector in this embodiment is a transfer connector, and in other embodiments may be a single-ended plug or socket connector.

The specific embodiment 2 of the female end connector of the present invention, the difference between the female end connector in this embodiment and the above-mentioned embodiment 1 of the female end connector is only that: the female end signal transmission module only includes a pair of female end grounding Clip, at this time, two female-end grounding contact parts arranged at intervals on a female-end grounding clip, and the two female-end grounding contact parts respectively contact with two adjacent male-end grounding contacts on two adjacent male-end signal transmission modules part abutment, that is to say, in this embodiment, one female-end grounding clip corresponds to two male-end grounding contact parts on two male-end signal transmission modules. In other embodiments, when modular assembly is not required, the contact units of each female connector include signal pairs and grounding clips arranged in pairs, and the female grounding clips of each contact unit are fixed on a pair of fixed substrates, The two fixed substrates are fixed on the insulator.

The specific embodiment 3 of the female connector of the present invention, the difference between the structure of the male connector in this embodiment and the male connector described in the above specific embodiment of the female connector is only that: as shown in Figure 7 As shown in FIG. 8 , the male-end shielding sleeve 44 is provided with a male-end grounding plate slot, and the male-end grounding plate 43 is welded and fixed in the grounding plate slot of the male-end shielding sleeve.

The specific embodiment 4 of the female end connector of the present invention, the difference between the structure of the male end connector in this embodiment and the male end connector described in the above specific embodiment of the female end connector is that: as shown in Figure 9 As shown, two male-end grounding contact parts are provided on opposite sides of one of the male-end grounding plates.

The above-mentioned embodiments are preferred embodiments of the female-end connector. In other embodiments, adjustments, simplifications, and further optimizations can be made as required:

The specific embodiment 5 of the female end connector of the present invention, the female end connector includes a connector housing, and a female end contact unit is arranged in the connector housing, and is characterized in that: the female end contact unit includes a signal pair and a pair of Ground clip, one end of the female end contact unit is a plug-in end, the plug-in ends of the two signal contacts of the signal pair are arranged oppositely, and the side of the two signal contacts of the signal pair is opposite to the plug-in end. The signal contact part of the conductive contact of the signal contact of the connector, there is a signal pair insertion space for the signal pair of the adapter connector to be inserted between the two signal contacts of the signal pair, and the insertion of the two grounding clips arranged in pairs The ends are oppositely arranged and the opposite side is provided with a grounding contact part for conducting conductive contact with the grounding piece of the matching connector, and a grounding piece insert for the grounding piece of the matching connector is provided between the paired grounding clips. The arrangement direction of the ground contact portions of the two ground clips arranged in pairs is parallel to the arrangement direction of the two signal contact portions of the signal pair.

Embodiment 6 of the female connector of the present invention is a further optimization of Embodiment 5: the signal contact portion and/or the ground contact portion are in contact with the mating contact through elastic abutment. In other embodiments, the signal contact portion and/or the ground contact portion are in contact with the matching contact piece through spherical abutment, and at this time, the corresponding contact portion does not need to be in elastic contact.

Embodiment 7 of the female end connector of the present invention is a further optimization of Embodiment 6: the signal contact part is arranged on the elastic overhang section of the signal contact where it is located to achieve elastic abutment with the mating contact, And/or the ground clip is an elastic piece for elastically abutting the ground contact part with the matching ground piece.

Embodiment 8 of the female end connector of the present invention is further optimized to Embodiment 7: the female end contact unit further includes a shielding sleeve, the grounding clip is suspended on the shielding sleeve, and the shielding sleeve has a function for the signal pair to pass through. shielding hole.

The specific embodiment 9 of the female end connector of the present invention is further optimized to the specific embodiment 8: the shielding sleeve is formed by overlapping the two ends of the material tape after curling, the cross section of the shielding sleeve is quadrilateral, and the overlapping interface is set at On one side wall of the shielding sleeve, two ground clips arranged in pairs are respectively arranged on two side walls adjacent to the side wall provided with the overlapping port.

The specific embodiment 10 of the female terminal connector of the present invention is as a further optimization of the specific embodiment 8: the plug-in end of the signal pair protrudes from the shielding sleeve, and a shielding sheet is suspended from the shielding sleeve, and the shielding sheet and the two sides of the signal pair The signal contacts are arranged in a straight line.

The specific embodiment 11 of the female terminal connector of the present invention is a further optimization of the specific embodiment 8: one end of the female terminal contact unit is a plug-in terminal, the other end is a printed board connection terminal, and the shielding sleeve is far away from the ground clip One end of one end is provided with a grounding fisheye structure connected to the printed board, and the printed board connection end of the signal contact is provided with a signal fisheye structure, and the fisheye holes of the grounding fisheye structure and the signal fisheye structure extend in the same direction.

The specific embodiment 12 of the female terminal connector of the present invention, as a further optimization of any one of the specific embodiments of Embodiment 5 to Embodiment 11: the female terminal contact unit also includes a unit insulator, a ground clip and a corresponding signal pair and The unit insulator is fixedly arranged so that the female-end contact unit constitutes a female-end signal transmission module, and at least two female-end signal transmission modules are provided.

The specific embodiment 13 of the female end connector of the present invention, as a further optimization of any one of the specific embodiments from Embodiment 5 to Embodiment 11: the female end contact unit includes at least two pairs of grounding clips, and there are two pairs of grounding clips The slices are respectively arranged on both sides of the signal pair.

The specific embodiment 14 of the female end connector of the present invention, as a further optimization of any one of the specific embodiments of Embodiment 5 to Embodiment 11: the plug-in ends of the paired two grounding clips and the two signal contacts of the signal pair The mating ends of the parts have a common plane of symmetry.

The specific embodiment 1 of the male end connector of the present invention, the male end connector in this embodiment has the same structure as the male end connector described in any one of the above-mentioned specific embodiments 1-4 of the female end connector, No longer.

In other embodiments, the male end connector can also be adjusted or simplified and further optimized as needed:

Specific embodiment 2 of the male end connector of the present invention: the male end connector includes a connector housing, and a male end contact unit is arranged in the connector housing, and the male end contact unit includes a signal pair, and one end of the signal pair is inserted into the The signal pair plug-in end of the signal pair in the mating space of the adapter connector, the plug-in ends of the two signal contacts of the signal pair are arranged oppositely, and the side of the two signal contact pieces of the signal pair opposite to the plug-in ends is provided with a For the signal contact part that is in conductive contact with the signal contact piece of the adapter connector, the male end contact unit also includes a grounding piece, and one end of the grounding piece is inserted into the grounding piece insertion space of the matching connector when in use. The opposite sides of the plug ends of the two grounding pieces are provided with grounding contact parts for conductive contact with the grounding clips of the adapter connector, or the grounding pieces are set in pairs, and the plugs of the two grounding pieces set in pairs The terminals are oppositely arranged and the opposite sides are provided with a grounding contact portion for conducting conductive contact with the grounding clip of the matching connector; the arrangement direction of the two grounding contact portions is parallel to the arrangement direction of the two signal contact portions of the signal pair.

The specific embodiment 3 of the male end connector of the present invention, as a further optimization of the specific embodiment 2: the male end contact unit also includes a unit insulator, and the unit insulator has a signal pair insulating support portion arranged between the signal pair and an insulating support portion arranged on the The insulating support part of the ground plate between the ground plates arranged in pairs, the signal pair insulating support part is used for the signal pair of the male end connector when the signal pair of the male end contact unit elastically abuts against the signal pair of the mating connector The signal contact portion of the male end contact unit provides support, and the insulating support of the ground sheet is used to provide support for the ground contact portion of the ground sheet when the ground sheet of the male contact unit elastically abuts against the ground clip of the mating connector.

The specific embodiment 4 of the male terminal connector of the present invention is as a further optimization of the specific embodiment 3: the ground plate and the corresponding signal pair are all fixed to the unit insulator so that the male terminal contact unit constitutes a male terminal signal transmission module, and the male terminal There are at least two signal transmission modules.

Embodiment 5 of the male connector of the present invention is further optimized to Embodiment 2 or 3 or 4: the ground plates are arranged in pairs, and the paired ground plates and the signal pair share a common plane of symmetry.

The specific embodiment 6 of the male end connector of the present invention, as a further optimization of the specific embodiment 2 or 3 or 4: the male end contact unit includes at least two pairs of grounding strips, and two pairs of grounding strips are respectively arranged on the signal pair sides.

The specific embodiment 1 of the male-end signal transmission module of the present invention, the structure of the male-end signal transmission module in this embodiment is the same as that of the male-end signal transmission module described in the specific embodiment 1 of the above-mentioned female connector, and no longer repeat.

In other embodiments, the public signal transmission module can also be adjusted or simplified and further optimized as needed:

Specific embodiment 2 of the male-end signal transmission module of the present invention, the male-end signal transmission module includes an insulator, and a signal pair is fixed on the insulator, and one end of the signal pair is a signal that is inserted into the mating space of the signal pair of the adapter connector during use. For the plug-in end, the plug-in ends of the two signal contacts of the signal pair are arranged opposite to each other, and the opposite side of the two signal contact plug-in ends of the signal pair is provided with a hole for conductive contact with the signal contact of the mating connector. The signal contact part, the male end contact unit also includes a grounding piece, one end of the grounding piece is the grounding piece insertion end inserted into the grounding piece insertion space of the adapter connector when in use, and the two grounding pieces have opposite insertion ends. The side is provided with a grounding contact portion for conducting conductive contact with the grounding clip of the adapter connector, or the grounding sheets are arranged in pairs, and the insertion ends of the two grounding sheets arranged in pairs are oppositely arranged and the opposite sides are provided with for The ground contact part is in conductive contact with the ground clip of the matching connector; the arrangement direction of the two ground contact parts is parallel to the arrangement direction of the two signal contact parts of the signal pair.

The specific embodiment 3 of the public terminal signal transmission module of the present invention, as a further optimization of embodiment 2, the insulator has a signal pair insulating support part arranged between the signal pair and a grounding arranged between the paired grounding plates Sheet insulation support part, the signal pair insulation support part is used to provide support for the signal contact part of the signal pair of the male end connector when the signal pair of the male end contact unit elastically abuts against the signal pair of the adapter connector, and the grounding piece is insulated The support is used to support the grounding contact portion of the grounding piece when the grounding piece of the male end contact unit elastically abuts against the grounding clip of the adapter connector.

Embodiment 4 of the public signal transmission module of the present invention is a further optimization of Embodiment 2 or 3. The ground plates are arranged in pairs, and the two ground plates and the signal pair share a common plane of symmetry.

Embodiment 5 of the male-end signal transmission module of the present invention, as a further optimization of Embodiment 2 or 3, the male-end contact unit includes at least two pairs of grounding plates, and two pairs of grounding plates are respectively arranged on both sides of the signal pair .

Specific embodiment 1 of the female-end signal transmission module of the present invention, the female-end signal transmission module in this embodiment and the female-end signal transmission module described in any one of the specific embodiments 1-4 of the above-mentioned female-end connector The structure is the same and will not be repeated here.

In other embodiments, the signal transmission module at the female end can also be adjusted or simplified and further optimized as needed:

Specific embodiment 2 of the female-end signal transmission module of the present invention, the female-end signal transmission module includes an insulator on which a signal pair and paired grounding clips are fixed, one end of the female-end signal transmission module is a plug-in terminal, and the signal The plug ends of the two signal contacts of the pair are arranged opposite to each other, and the signal contact portion for conducting conductive contact with the signal contacts of the matching connector is provided on the side opposite to the plug ends of the two signal contacts of the signal pair, and the two signal contacts of the signal pair There is a signal pair insertion space for the signal pair of the adapter connector to be inserted between the signal contacts, and the insertion ends of the two grounding clips arranged in pairs are arranged oppositely and are provided on the opposite side for connecting with the adapter connector. The grounding contact part of the grounding piece is in conductive contact. There is a grounding piece insertion space for the grounding piece of the adapter connector to be inserted between the paired grounding clips. The grounding contact part of the paired two grounding clips is arranged The direction is parallel to the arrangement direction of the two signal contacts of the signal pair.

Embodiment 3 of the signal transmission module at the female end of the present invention, as a further optimization of Embodiment 2, the signal contact part and/or the ground contact part are in contact with the matching contact piece through elastic abutment.

Embodiment 4 of the female signal transmission module of the present invention, as a further optimization of Embodiment 3, the signal contact part is arranged on the elastic overhang section of the signal contact where it is located to achieve elastic abutment with the matching contact, And/or the ground clip is an elastic piece for elastically abutting the ground contact part with the matching ground piece.

The specific embodiment 5 of the female end signal transmission module of the present invention, as a further optimization of embodiment 4, the female end contact unit also includes a shielding sleeve, the ground clip is suspended on the shielding sleeve, and the shielding sleeve has a function for the signal pair to pass through. shielding hole.

The specific embodiment 6 of the female terminal signal transmission module of the present invention, as a further optimization of embodiment 5, the shielding sleeve is formed by overlapping the two ends of the material tape after curling, the cross section of the shielding sleeve is quadrilateral, and the overlapping interface is set at On one side wall of the shielding sleeve, two ground clips arranged in pairs are respectively arranged on two side walls adjacent to the side wall provided with the overlapping port.

Embodiment 7 of the female terminal signal transmission module of the present invention, as a further optimization of Embodiment 5, the plug-in end of the signal pair protrudes from the shielding sleeve, and a shielding sheet is suspended from the shielding sleeve, and the shielding sheet and the signal pair The two signal contacts are arranged in a straight line.

Embodiment 8 of the female terminal signal transmission module of the present invention, as a further optimization of Embodiment 5, one end of the female terminal contact unit is a plug-in terminal, the other end is a printed board connection terminal, and the shielding sleeve is far away from the ground clip One end of one end is provided with a grounding fisheye structure connected to the printed board, and the printed board connection end of the signal contact is provided with a signal fisheye structure, and the fisheye holes of the grounding fisheye structure and the signal fisheye structure extend in the same direction.

Embodiment 9 of the signal transmission module at the female end of the present invention, as a further optimization of any one of Embodiment 2 to Embodiment 8, the female end contact unit includes at least two pairs of grounding clips, and there are two pairs of grounding clips respectively Set on both sides of the signal pair.

The specific embodiment 10 of the female terminal signal transmission module of the present invention, as a further optimization of any one of Embodiment 2 to Embodiment 8, the plug-in ends of the paired two grounding clips and the two signal contacts of the signal pair The plug ends have a common plane of symmetry.

In other embodiments of the signal transmission module, male end connector and female end connector of the present invention, the male end connector and the female end connector are not limited to the above-mentioned forms, for example, the female end signal may not be set in the female end connector Transmission module, at this time, the female end grounding clip and the female end signal contact are fixed on the connector housing or each female end grounding clip and the female end signal contact are fixed on the same insulator, such as the same row of contacts Units are arranged in the same insulator, or all signal contacts and ground shields are installed in the same insulator, that is, the modular installation method is not adopted. In order to facilitate installation, the shielding sleeve can be poured onto the insulator or a non-fully enclosed shielding sleeve can be used. For example, the grounding clip at the female end or the grounding sheet at the male end can be a strip-shaped piece structure.

Of course, in other embodiments, only one pair of ground contacts on the female connector and the male connector may be provided, or more than two pairs may be provided;

In other embodiments, only one grounding contact piece of the male connector can be provided, that is, the paired male grounding pieces in the above-mentioned specific embodiment 1 are integrally arranged, and at this time, male grounding pieces are provided on opposite sides of the male grounding piece. terminal ground contact.

In other embodiments, the male-end signal contact and the male-end grounding sheet on the male-end connector can also be suspended outside the insulator, and at this time, the male-end grounding contact part and the male-end signal contact part rely on the elastic support of the corresponding contact piece itself .

In other embodiments, the signal contact portion of the female end may be a protrusion, and at this time, the contact between the signal contact portion of the male end and the signal contact portion of the female end is inelastic contact. Similarly, the ground contact portion may also be inelastic touch. When the elastic abutment is used, an elastic piece can also be provided at the signal contact portion on the signal pair, instead of an elastic overhang section.

In other embodiments, the shielding clip of the female end contact unit can extend backwards. At this time, the grounding fisheye structure can be arranged on the shielding clip. At this time, there is no need to set a shielding sleeve structure, and the shielding clip can be fixed on the insulator. It can also be directly snapped on the housing of the female end connector; the shielding sleeve of the female end can also be fixed on the periphery of the insulator without being sleeved. For example, the shielding sleeve of the female end can be snapped on the housing of the female end connector. It is also clamped on the connector housing. In order to ensure the stability of the female shielding sleeve and the differential pair, a shielding sleeve installation slot can be provided on the connector housing at this time, and the shielding sleeve is fixed in the shielding sleeve installation slot.

Claims (7)

1. Public end connector, including connector housing, dispose public end contact unit in the connector housing, its characterized in that: the male end contact unit comprises a signal pair, one end of the signal pair is a signal pair plugging end inserted into the signal pair plugging space of the adaptive connector when in use, the plugging ends of the two signal contacts of the signal pair are oppositely arranged, the side surface of the signal pair opposite to the plugging ends of the two signal contacts is provided with a signal contact part used for being in conductive contact with the signal contacts of the adaptive connector, the male end contact unit also comprises a grounding sheet, one end of the grounding sheet is a grounding sheet plugging end inserted into the grounding sheet plugging space of the adaptive connector when in use, the two side surfaces opposite to the plugging ends of the two grounding sheets are provided with grounding contact parts used for being in conductive contact with the grounding clamping sheets of the adaptive connector, or the grounding sheets are arranged in pairs, the plugging ends of the two grounding sheets arranged in pairs are oppositely arranged, and the side surface opposite to the plugging ends of the grounding sheets are provided with grounding contact parts used for being in conductive contact with the grounding clamping sheets of the adaptive connector; the arrangement direction of the two grounding contact parts is parallel to the arrangement direction of the two signal contact parts of the signal pair;

the male end contact unit further comprises a unit insulator, the unit insulator is provided with a signal pair insulation supporting portion and a grounding piece insulation supporting portion, the signal pair insulation supporting portion is arranged between the signal pair insulation supporting portion and the grounding piece insulation supporting portion is arranged between the grounding pieces which are arranged in pairs, the signal pair insulation supporting portion is used for supporting a signal contact portion of a signal pair of the male end connector when the signal pair of the male end contact unit is elastically abutted to the signal pair of the adaptive connector, and the grounding piece insulation supporting portion is used for supporting a grounding contact portion of the grounding piece when the grounding piece of the male end contact unit is elastically abutted to the grounding clamping piece of the adaptive connector.

2. The male end connector of claim 1, wherein: the grounding sheet and the corresponding signal pairs are fixed with the unit insulators, so that the male end contact unit forms a male end signal transmission module, and at least two male end signal transmission modules are arranged.

3. The male end connector of claim 1 or 2, wherein: the ground lugs are arranged in pairs, and the two ground lugs and the signal pairs arranged in pairs have a common symmetrical plane.

4. The male end connector of claim 1 or 2, wherein: the male contact unit comprises at least two pairs of grounding pieces, and the two pairs of grounding pieces are respectively arranged on two sides of the signal pair.

5. Public end signal transmission module, its characterized in that: the grounding contact unit comprises an insulator, wherein a signal pair is fixed on the insulator, one end of the signal pair is a signal pair plugging end inserted into a signal pair plugging space of the adaptive connector when in use, plugging ends of two signal contacts of the signal pair are oppositely arranged, the side faces of the two signal contact plugging ends of the signal pair, which are opposite, are provided with signal contact parts used for being in conductive contact with the signal contacts of the adaptive connector, the male end contact unit also comprises grounding sheets, one end of each grounding sheet is a grounding sheet plugging end inserted into a grounding sheet plugging space of the adaptive connector when in use, two opposite side faces of the plugging ends of the two grounding sheets are provided with grounding contact parts used for being in conductive contact with grounding clamping sheets of the adaptive connector, or the grounding sheets are arranged in pairs, and the side faces of the two opposite plugging ends of the two grounding sheets arranged in pairs are provided with grounding contact parts used for being in conductive contact with the grounding clamping sheets of the adaptive connector; the arrangement direction of the two ground contact parts is parallel to the arrangement direction of the two signal contact parts of the signal pair;

the insulator has a signal pair insulating support portion disposed between the signal pair and a ground strip insulating support portion disposed between the pair of ground strips, the signal pair insulating support portion being for supporting the signal contact portion of the signal pair of the male connector when the signal pair of the male terminal contact unit is elastically abutted against the signal pair of the adapter connector, the ground strip insulating support portion being for supporting the ground contact portion of the ground strip when the ground strip of the male terminal contact unit is elastically abutted against the ground clamping piece of the adapter connector.

6. The male-end signal transmission module of claim 5, wherein: the ground plates are arranged in pairs, and the two ground plates and the signal pairs have a common plane of symmetry.

7. The male-end signal transmission module of claim 5, wherein: the male contact unit comprises at least two pairs of grounding pieces, and the two pairs of grounding pieces are respectively arranged on two sides of the signal pair.

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