TW202032871A - Connector - Google Patents

Abstract

A connector includes a shell, an adjacent terminal module in the shell, and at least one grounding sheet arranged side-by-side with the terminal module. The shell includes a base portion and a butt portion protruding from the base portion. The base portion includes a receiving cavity to receive the terminal modules. The butt portion includes a butt surface and an inserting trough passing through the butt surface and connected to the receiving cavity. The terminal module includes a signal terminal and an insulated block covering the signal terminal. The insulated block includes a via hole. The grounding sheet includes a through hole. The via hole communicates with the through hole. The connector further includes a shielding member inserting the via hole and the through hole. A set of the connector increases the shielding area and can achieve better shielding effect.

Description

Connector

The invention relates to a connector, in particular to a high-speed connector.

The high-speed connector needs to ensure that the data transmission between the signal terminals is protected from external interference during signal transmission to improve the quality of data transmission. In order to solve the above-mentioned technical problems, some connectors in the prior art are provided with a grounding sheet near the signal terminal to prevent signal cross-talk (Cross-talk). However, these ground plates are spaced apart and arranged separately, which is not conducive to achieving a better shielding effect.

The object of the present invention is to provide a connector that can achieve a better shielding effect.

In order to achieve the above objective, the present invention adopts the following technical solutions: a connector including a housing, a terminal module installed in the housing, and at least one grounding plate arranged side by side with the terminal module; the housing is provided with A base and a docking portion protruding from the base, the base is provided with a receiving cavity for accommodating the plurality of terminal modules, and the docking portion is provided with a docking surface and passes through the docking surface and communicates with the receiving cavity The slot; the terminal module includes a signal terminal and an insulating block covering the signal terminal, wherein the signal terminal is provided with a contact portion extending into the slot, and the insulating block is provided with a through hole, The ground sheet is provided with a through hole, and the through hole is communicated with the through hole; the connector is also provided with a shield inserted in the through hole and the through hole.

As a further improved technical solution of the present invention, the shielding member is conductive plastic.

As a further improved technical solution of the present invention, the shielding member does not contact the at least one ground plate and does not contact the signal terminal of the terminal module.

As a further improved technical solution of the present invention, the shield is in contact with the at least one ground plate and not in contact with the signal terminal of the terminal module.

As a further improved technical solution of the present invention, the shielding member located in a terminal module is provided with a clamping structure fixed to the ground plate.

As a further improved technical solution of the present invention, the clamping structure of the shield is a protrusion, and the protrusion is clamped in the through hole.

As a further improved technical solution of the present invention, the signal terminal is embedded and molded in the insulating block; the grounding sheet is installed on the side of the insulating block.

As a further improved technical solution of the present invention, there are a plurality of the terminal modules, and the insulating block of each terminal module includes a first insulating block and a second insulating block; The signal terminal includes a first signal terminal embedded in the first insulating block and a second signal terminal embedded in the second insulating block.

As a further improved technical solution of the present invention, the through hole includes a first through hole arranged on the first insulating block and a second through hole arranged on the second insulating block, wherein the shield is inserted In the first through hole and the second through hole.

As a further improved technical solution of the present invention, there are a plurality of shields, a plurality of first through holes, a plurality of second through holes, and the first through holes are connected to the first through holes respectively. The two through holes are in communication, wherein a plurality of the shielding members are respectively inserted into the communicating first through holes and the second through holes.

As a further improved technical solution of the present invention, there are a plurality of the grounding plates, and two of the plurality of grounding plates are respectively arranged outside the first insulating block and the second insulating block, The shield is inserted into the first through hole, the second through hole, and the through hole to connect the first insulating block, the second insulating block, and the two ground plates.

As a further improved technical solution of the present invention, the shielding member does not contact the two ground plates and does not contact the first signal terminal and the second signal terminal.

As a further improved technical solution of the present invention, the shield is in contact with the two ground plates and not in contact with the first signal terminal and the second signal terminal.

As a further improved technical solution of the present invention, the first signal terminal and the second signal terminal form a differential pair.

As a further improved technical solution of the present invention, the slot includes a first slot and a second slot located below the first slot; the terminal module includes an insert injection molded on the first insulating block Four of the first signal terminals and four of the second signal terminals embedded in the second insulating block, the four first signal terminals and the four second signal terminals The terminals are divided into two groups and respectively extend into the first slot and the second slot.

As a further improved technical solution of the present invention, the connector includes a shielding sheet located between the first slot and the second slot, and the shielding sheet is in contact with each of the grounding sheets.

As a further improved technical solution of the present invention, the first signal terminal of each terminal module includes a first middle part, a first contact part extending from one end of the first middle part, and The first tail part extending from the other end of the first part, the first middle part is located inside the first insulating block, and the first contact part is parallel to the butt joint of the connector from the front side of the first insulating block The first tail portion protrudes from the bottom side of the first insulating block in the arrangement direction perpendicular to the mating direction of the connector; the second signal terminal of each terminal module includes a first Two middle parts, a second contact part extending from one end of the second middle part, and a second tail part extending from the other end of the second middle part, the second middle part being located on the second insulating block Inside, the second contact portion protrudes from the front side of the second insulating block along the mating direction parallel to the connector, and the second tail portion is perpendicular to the bottom side of the second insulating block. The setting direction of the butting direction of the connector protrudes.

As a further improved technical solution of the present invention, each grounding sheet is a whole stamped from a metal plate, and the grounding sheet includes a third middle part and a third contact extending from one end of the third middle part. Portion and a third tail portion extending from the other end of the third middle portion, the third contact portion extends along the butting direction parallel to the connector, and the third tail portion extends along the butting direction perpendicular to the connector The direction of the setting direction extends.

As a further improved technical solution of the present invention, the through hole is provided in the third middle portion of the ground plate.

As a further improved technical solution of the present invention, the shielding member is columnar and penetrates the through hole and the through hole.

As a further improved technical solution of the present invention, the shield is in the shape of an L-shaped column.

Compared with the prior art, the present invention increases the shielding area by providing a shielding element, and can achieve a better shielding effect.

Please refer to FIG. 1 to FIG. 15. The present invention discloses a connector 100 for mating with a mating connector (not shown) along the mating direction B-B. The connector 100 includes a housing 1, a plurality of terminal modules 2 installed in the housing 1, and a plurality of grounding plates 4 where the terminal modules 2 are arranged side by side. In an embodiment of the present invention, each terminal module 2 is assembled with a grounding sheet 4, wherein the grounding sheet 4 is installed on the side of the corresponding terminal module 2. Of course, in other embodiments, each terminal module 2 can also be assembled with two grounding plates 4, wherein the two grounding plates 4 are installed on both sides of the corresponding terminal module 2 respectively.

The housing 1 is provided with a base 11, a docking portion 12 protruding from the base 11, and a buckle portion 13 located above the docking portion 12. Please refer to FIG. 5, the base 11 is provided with a receiving cavity 111 for receiving the plurality of terminal modules 2, a plurality of mounting grooves 112 located on the top of the base 11 and communicating with the receiving cavity 111, and The buckle hole 113 at the front end of the mounting slot 112. In the illustrated embodiment of the present invention, the mounting groove 112 is T-shaped, which is used to guide and position the terminal module 2. The buckle hole 113 is used to lock the terminal module 2. The mating portion 12 has a mating surface 121 and a slot 122 penetrating the mating surface 121 and communicating with the receiving cavity 111. In the illustrated embodiment of the present invention, the slot 122 includes a first slot 1221 and a second slot 1222 located below the first slot 1221. The first slot 1221 and the second slot 1222 are used for receiving tongue plates (not shown) of the mating connector. A guide groove 131 is provided between the buckle portion 13 and the mating portion 12, and the buckle portion 13 is provided with guide inclined surfaces 132 located on both sides of the guide groove 131 and connected to the guide groove 131 Through the bayonet 133. The guide groove 131 is used to receive the buckle plate of the docking connector, and the bayonet 133 is used to cooperate with the protrusions on the buckle plate, so that the connector 100 and the docking connector can be locked together.

In the illustrated embodiment of the present invention, the plurality of terminal modules 2 includes three groups arranged side by side and having the same structure. Each terminal module 2 includes a signal terminal 3, wherein the signal terminal 3 is provided with a contact portion 30 extending into the slot 122. In the illustrated embodiment of the present invention, each terminal module 2 includes an insulating block 5, and the signal terminal 3 is embedded and molded in the insulating block 5, that is, the insulating block 5 is wrapped around the signal terminal 3; The grounding sheet 4 is installed on the side of the insulating block 5. The insulating block 5 is provided with an elastic holding arm 54 at the top thereof and a mounting bar 55 at the rear end of the elastic holding arm 54. The elastic clamping arm 54 is provided with a clamping protrusion 540 for mating with the corresponding clamping hole 113. The mounting strip 55 is T-shaped so as to be able to be clamped in the corresponding mounting slot 112.

Specifically, the insulating block 5 of each terminal module 2 includes a first insulating block 51 and a second insulating block 52; the signal terminal 3 of each terminal module 2 includes insert injection molding on the first insulating block. The first signal terminal 31 in the block 51 and the second signal terminal 32 formed in the second insulating block 52 by insert injection molding. The first signal terminal 31 and the second signal terminal 32 form a differential pair (Differential Pair). ) To increase the speed of data transmission.

Please refer to FIGS. 9 and 10. In the illustrated embodiment of the present invention, the elastic holding arm 54 includes a first elastic holding arm 541 formed on the first insulating block 51 and a first elastic holding arm 541 formed on the first insulating block 51. The second elastic holding arm 542 on the second insulating block 52 is described. Correspondingly, the holding protrusion 540 includes a first holding protrusion 5401 located on the first elastic holding arm 541 and a second holding protrusion 5402 located on the second elastic holding arm 542 The first holding protrusion 5401 and the second holding protrusion 5402 of the same terminal module 2 are held together in the same buckle hole 113; this arrangement can prevent the first insulating block 51 and The second insulating blocks 52 are separated from each other.

Similarly, the mounting bar 55 includes a first mounting bar 551 located on the first insulating block 51 and a second mounting bar 552 located on the second insulating block 52; the same terminal module 2 The first mounting bar 551 and the second mounting bar 552 are both clamped in the same mounting slot 112; this arrangement can prevent the first insulating block 51 and the second insulating block 52 from being separated from each other.

In addition, the second insulating block 52 is further provided with a plurality of mounting posts 56, and the first insulating block 51 and the ground sheet 4 are both provided with a plurality of through holes 57 sleeved on the mounting post 56; The components of each terminal module 2 can be closely combined with each other to avoid loosening.

Each terminal module 2 includes four first signal terminals 31 fixed in the first insulating block 51 and four second signal terminals 32 fixed in the second insulating block 52. In the illustrated embodiment of the present invention, the first signal terminal 31 and the second signal terminal 32 are embedded and molded in the first insulating block 51 and the second insulating block 52 respectively. The four first signal terminals 31 and the four second signal terminals 32 are divided into two groups and extend into the first slot 1221 and the second slot 1222 respectively.

Please refer to FIG. 10, the first signal terminal 31 of each terminal module 2 includes a first middle portion 311, a first contact portion 312 extending from one end of the first middle portion 311, and A first tail portion 313 extending from the other end of the first middle portion 311; the first middle portion 311 is located inside the first insulating block 51, and the first contact portion 312 is from the front side of the first insulating block 51 Protruding along the mating direction BB parallel to the connector 100, the first tail 313 protrudes from the bottom side of the first insulating block 51 along the setting direction DD perpendicular to the mating direction BB of the connector 100 . The second signal terminal 32 of each terminal module 2 includes a second middle portion 321, a second contact portion 322 extending from one end of the second middle portion 321, and another second signal terminal 321 extending from the second middle portion 321. A second tail portion 323 extending at one end; the second middle portion 321 is located inside the second insulating block 52, and the second contact portion 322 is parallel to the connector from the front side of the second insulating block 52 The mating direction BB of the connector 100 protrudes, and the second tail 323 protrudes from the bottom side of the second insulating block 52 along the arrangement direction DD perpendicular to the mating direction BB of the connector 100. Each ground sheet 4 is a whole stamped from a metal plate. The ground sheet 4 includes a third middle portion 411, a third contact portion 412 extending from one end of the third middle portion 411, and The third tail portion 413 extends from the other end of the third middle portion 411. The third contact portion 412 extends into the slot 122 and extends along the mating direction BB parallel to the connector 100, and the third tail 413 is arranged along the mating direction BB perpendicular to the connector 100 The direction DD extends. The contact portion 30 includes the first contact portion 312, the second contact portion 322 and the third contact portion 412. The first tail 313, the second tail 323, and the third tail 413 are used for electrically connecting with a circuit board (not shown).

The connector 100 is also provided with a shield 6 that connects the ground strips 4 in series. In the illustrated embodiment of the present invention, the shielding members 6 are divided into the same three groups, each group includes four, one of which is installed on the rightmost terminal module 2 in FIG. 12, and the other is installed on On the terminal module 2 in the middle in FIG. 12, another group is installed on the terminal module 2 on the leftmost side in FIG. Please refer to Figure 9 and Figure 10, in the illustrated embodiment of the present invention, the insulating block 5 is provided with a through hole 53, the ground plate 4 is provided with a through hole 414, the through hole 53 and the The through hole 414 is connected, and the shield 6 is inserted into the through hole 53 and the through hole 414 to connect the terminal module 2 and the ground plate 4 in series; at the same time, the size of the terminal module 2 is not increased In the case of, the installation of the shield 6 is realized. In the illustrated embodiment of the present invention, the embodiment in which the shield 6 is inserted into the through hole 53 and the through hole 414 may be that the shield 6 contacts the ground sheet 4 and does not contact the terminal The signal terminal 31 of the module 2; so arranged, the shield 6 is electrically connected to the ground sheet 4 to achieve a better grounding effect, and the shield 6 is not electrically connected to the signal terminal 31 to prevent signal interference , Solve crosstalk resonance. Another embodiment in which the shielding member 6 is inserted into the through hole 53 and the through hole 414 can also be that the shielding member 6 is spaced from the ground plate 4 but not in contact with the ground plate 4, so that the shielding member 6 is electrically coupled. The shielding member 6 can still be electrically connected to the ground sheet 4 to achieve the grounding effect. At the same time, the shield 6 does not touch the signal terminal 31 to prevent signal interference and solve crosstalk resonance. In addition, referring to FIG. 12, in the illustrated embodiment of the present invention, the connector 100 may also include a low-speed terminal module 2'(that is, the terminal module located on the leftmost side in FIG. 12). The low-speed terminal module 2'includes a low-speed signal terminal, and the shielding member 6 can be optionally installed in the through hole 53' of the low-speed terminal module 2'according to different considerations. In other words, the shield 6 may be inserted into the through hole 53' (not shown) of the low-speed terminal module 2', or not inserted into the through hole 53' of the low-speed terminal module 2'(see FIG. 12).

Please refer to FIG. 10, the through hole 53 includes a first through hole 531 arranged on the first insulating block 51 and a second through hole 532 arranged on the second insulating block 52, wherein the The shield 6 is inserted into the first through hole 531 and the second through hole 532 to connect the first insulating block 51 and the second insulating block 52 of the terminal module 2 in series.

In the illustrated embodiment of the present invention, the shielding member 6 is plural, the first through holes 531 are plural, the second through holes 532 are plural, and the first through holes 531 are respectively Connected with the second through holes 532, wherein a plurality of the shielding members 6 are respectively inserted into the communicating first through holes 531 and the second through holes 532 to connect the terminal module 2 The first insulating block 51 and the second insulating block 52 are connected in series.

Please refer to FIG. 8 to FIG. 12, there are a plurality of ground plates 4, and two of the plurality of ground plates 4 are respectively disposed on the first insulating block 51 and the second insulating block 51. Outside of the insulating block 52, the shield 6 is inserted into the first through hole 531, the second through hole 532, and the through hole 414 to connect the first insulating block 51, the second The insulating block 52 and the two ground plates 4 are connected in series. In the illustrated embodiment of the present invention, the shield 6 contacts the inner wall surfaces of the through holes 414 of the two ground plates 4 provided on the outside of the first insulating block 51 and the second insulating block 52, so the shield 6 6 is electrically connected to the two ground plates 4.

Please refer to FIG. 7. In the illustrated embodiment of the present invention, the through hole 414 is provided in the third middle portion 411 of the ground plate 4.

In addition, by inserting the shielding member 6 into the insulating block 5, the shielding member 6 can also be protected from loosening due to external forces. In the illustrated embodiment of the present invention, the shielding member 6 is conductive plastic, but not limited to conductive plastic. In other embodiments, the shielding member 6 may also be made of or include other conductive materials, such as metals, alloys, and the like. The shielding member 6 may also be made of electromagnetic loss material or wave absorbing material or include electromagnetic loss material or wave absorbing material.

In addition, the shield 6 has a columnar shape, extends along the mounting direction C-C, and penetrates the through hole 53 and the through hole 414. In the illustrated embodiment of the present invention, the shield 6 has an L-shaped column shape.

There are multiple shielding members 6 and the mounting direction C-C of the shielding member 6 is perpendicular to the butting direction B-B of the connector. Preferably, in the installation direction C-C, the corresponding shields 6 are aligned and arranged.

Please refer to FIG. 11, the shielding member 6 is provided with a clamping structure fixed to the ground plate 4. In the illustrated embodiment of the present invention, the clamping structure is a protrusion 61 that is clamped in the through hole 414. In the illustrated embodiment of the present invention, the protrusion 61 of the shield 6 contacts the inner wall surface of the through hole 414 of the ground plate 4, so the shield 6 and the ground plate 4 are electrically connected. Please refer to FIGS. 13-15. In other embodiments, the shielding member 6 does not have a clamping structure (such as the aforementioned protrusion 61), and the through hole 53 and the through hole 414 are both rectangular The shield 6 is inserted into the through hole 53 and the through hole 414.

Please refer to Figure 12, a set of shielding pieces 6 on the right is in contact with the rightmost ground sheet 4 and the middle ground sheet 4; a set of shielding pieces 6 on the left is in contact with the leftmost ground sheet 4 and the middle ground The sheets 4 are in contact; so arranged, the shielding member 6 connects the ground sheets 4 of all the terminal modules 2 in series, which increases the shielding area and achieves a better shielding effect.

Referring to FIG. 12, as a modification of the specific embodiment of the present invention, a plurality of shielding members 6 aligned along the mounting direction C-C can also be arranged as a whole. Of course, in other embodiments, all the shields 6 can also be a whole to reduce the number of parts. Compared with the integral shielding member, in the illustrated embodiment of the present invention, except for the leftmost terminal module 2, four shielding members 6 are inserted in each terminal module 2 and these are installed along the edges. The shield 6 with a shorter length in the direction CC has lower requirements on the size of the through hole 53 of the terminal module 2, which reduces the difficulty of processing the through hole 53. In some cases, even if the shielding members 6 installed at corresponding positions in the two terminal modules 2 are not completely aligned along the installation direction CC, as long as the two ends of the shielding member 6 are in contact with the adjacent ground plates 4, it will not affect The effect of shielding.

Preferably, the connector 100 includes a shielding sheet 7 located between the first slot 1221 and the second slot 1222, and the shielding sheet 7 is in contact with the ground sheet 4 to further increase The shielding area improves the shielding effect. The shielding sheet 7 may be embedded in the housing 1 by insert molding; or the shielding sheet 7 may be inserted and fixed by providing a slot on the housing 1. In the illustrated embodiment of the present invention, the plane where the shielding sheet 7 is located is substantially perpendicular to the plane where the grounding sheet 4 is located; the shielding sheet 7 is provided with a slot 71 for tightly holding all the grounding sheets 4. It can be understood that the shielding sheet 7 is not in contact with the first signal terminal 31 or the second signal terminal 32 to avoid affecting signal transmission.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention. The understanding of this specification should be based on those skilled in the art, such as "front", "rear", "left" and "left". "Right", "up", "down" and other directional descriptions. Although this specification has described the present invention in detail with reference to the above-mentioned embodiments, those of ordinary skill in the art should understand that those skilled in the art should understand The present invention can still be modified or equivalently replaced, and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be covered by the scope of the present invention.

100: connector 1: shell 11: Base 111: Containment Chamber 112: installation slot 113: snap hole 12: Docking Department 121: Butt 122: Slot 1221: first slot 1222: second slot 13: buckle part 131: Guide groove 132: Guide slope 133: bayonet 2: terminal module 3: Signal terminal 30: Contact 31: Signal terminal / first signal terminal 311: The first middle part 312: First Contact 313: first tail 32: The second signal terminal 321: second middle part 322: second contact 323: second tail 4: Ground sheet 411: third middle part 412: Third Contact 413: third tail 414: Through hole 5: Insulation block 51: The first insulating block 52: second insulating block 53: Through hole 531: first through hole 532: second through hole 54: Elastic holding arm 540: Card Holder 5401: The first holding protrusion 5402: The second holding protrusion 541: First elastic holding arm 542: Second elastic holding arm 55: installation strip 551: first installation 552: second installation 56: Mounting post 57: Piercing 6: Shield 61: raised 7: shielding piece 71: card slot B-B: Butt direction C-C: Installation direction D-D: set direction 2’: Low-speed terminal module 53’: Through hole

Fig. 1 is a perspective view of the connector of the present invention. Fig. 2 is a perspective schematic view of Fig. 1 from another perspective. Fig. 3 is a front view of Fig. 1. Figure 4 is a partially exploded perspective view of the connector of the present invention. Fig. 5 is a partially exploded perspective view of Fig. 4 from another perspective. 6 is a three-dimensional schematic diagram of the multiple terminal module and the shielding sheet in FIG. 4 after being separated. FIG. 7 is a three-dimensional schematic diagram after separating the ground plate of one of the terminal modules in FIG. 6. Fig. 8 is a further perspective exploded view of Fig. 7 with one terminal module separated. Fig. 9 is a further perspective exploded view of Fig. 8 with one of the shields separated. Fig. 10 is a further perspective exploded view of Fig. 9 in which a terminal module and a plurality of shields corresponding to the terminal module are separated. FIG. 11 is a three-dimensional schematic diagram of the shield in FIG. 10. Fig. 12 is a schematic cross-sectional view taken along line A-A in Fig. 1. Fig. 13 is a partial perspective view of the connector of the present invention in another embodiment. Fig. 14 is a further perspective exploded view of Fig. 13 with one of the shields separated. Fig. 15 is a further perspective exploded view of Fig. 14 with one terminal module separated.

1: shell

2: terminal module

2’: Low-speed terminal module

31: Signal terminal / first signal terminal

32: The second signal terminal

4: Ground sheet

51: The first insulating block

52: second insulating block

53’: Through hole

6: Shield

Claims (21)

A connector includes a housing, a terminal module installed in the housing, and at least one ground plate arranged side by side with the terminal module; the housing is provided with a base and a butting portion protruding from the base, so The base is provided with a receiving cavity for accommodating the plurality of terminal modules, and the butting portion is provided with a butting surface and a slot penetrating the butting surface and communicating with the receiving cavity; the terminal module includes a signal terminal And an insulating block covering the signal terminal, wherein the signal terminal is provided with a contact portion extending into the slot, wherein the insulating block is provided with a through hole, the ground plate is provided with a through hole, the The through hole communicates with the through hole; the connector is further provided with a shield inserted in the through hole and the through hole. The connector according to claim 1, wherein the shield is made of conductive plastic. The connector according to claim 1, wherein the shielding member does not contact the at least one ground plate and does not contact the signal terminal of the terminal module. The connector according to claim 1, wherein the shielding member contacts the at least one ground plate and does not contact the signal terminal of the terminal module. The connector according to claim 4, wherein the shielding member located in one terminal module is provided with a clamping structure fixed to the ground plate. The connector according to claim 5, wherein the holding structure of the shielding member is a protrusion, and the protrusion is held in the through hole. The connector according to claim 1, wherein the signal terminal is embedded and molded in the insulating block; and the ground plate is installed on the side of the insulating block. The connector according to claim 1, wherein the terminal modules are plural, and the insulating block of each terminal module includes a first insulating block and a second insulating block; each of the terminal modules The signal terminal includes a first signal terminal formed in the first insulating block by insert injection molding and a second signal terminal formed in the second insulating block by insert injection molding. The connector according to claim 8, wherein the through hole includes a first through hole provided on the first insulating block and a second through hole provided on the second insulating block, wherein the shield The member is inserted in the first through hole and the second through hole. The connector according to claim 9, wherein the shielding member is plural, the first through hole is plural, the second through hole is plural, and the first through holes are connected to the The second through hole communicates with each other, wherein a plurality of the shielding members are respectively inserted into the communicating first through hole and the second through hole. The connector according to claim 9, wherein there are a plurality of ground plates, and two of the plurality of ground plates are respectively disposed on the first insulating block and the second insulating block On the outside, the shield is inserted into the first through hole, the second through hole, and the through hole. The connector according to claim 11, wherein the shielding member does not contact the two ground plates and does not contact the first signal terminal and the second signal terminal. The connector according to claim 11, wherein the shielding member contacts the two ground plates and does not contact the first signal terminal and the second signal terminal. The connector according to claim 8, wherein the first signal terminal and the second signal terminal form a differential pair. The connector according to claim 8, wherein the slot includes a first slot and a second slot located below the first slot; the terminal module includes an insert injection molded on the first slot Four of the first signal terminals in the insulating block and four of the second signal terminals embedded in the second insulating block, the four first signal terminals and the four first signal terminals The two signal terminals are divided into two groups and respectively extend into the first slot and the second slot. The connector according to claim 15, wherein the connector includes a shielding sheet located between the first slot and the second slot, and the shielding sheet is in contact with each of the grounding sheets. The connector according to claim 15, wherein the first signal terminal of each terminal module includes a first intermediate portion, a first contact portion extending from one end of the first intermediate portion, and A first tail part extending from the other end of a middle part, the first middle part is located inside the first insulating block, and the first contact part is parallel to the connector from the front side of the first insulating block The first tail part protrudes from the bottom side of the first insulating block in a direction perpendicular to the mating direction of the connector; the second signal terminal of each terminal module is It includes a second middle part, a second contact part extending from one end of the second middle part, and a second tail part extending from the other end of the second middle part, the second middle part being located in the second insulating Inside the block, the second contact portion protrudes from the front side of the second insulating block along the mating direction parallel to the connector, and the second tail portion is perpendicular to the bottom side of the second insulating block. The setting direction of the butting direction of the connector protrudes. The connector according to claim 1, wherein each grounding sheet is a whole stamped from a metal plate, and the grounding sheet includes a third middle portion and a first extending from one end of the third middle portion Three contact portions and a third tail portion extending from the other end of the third middle portion, the third contact portion extending in a mating direction parallel to the connector, and the third tail portion extending along a direction perpendicular to the connector The butt direction extends in the setting direction. The connector according to claim 18, wherein the through hole is provided in the third middle portion of the ground plate. The connector according to claim 1, wherein the shield is cylindrical and penetrates the through hole and the through hole. The connector according to claim 20, wherein the shielding member has an L-shaped column shape.

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