Module connector and connector assembly

Abstract

A module connector comprises a first shell, a first terminal module, a second terminal module and a grounding connecting piece. The first terminal module comprises a plurality of first conductive terminals and a first metal shielding sheet. The plurality of first conductive terminals at least comprise a first grounding terminal, a first signal terminal, a second signal terminal and a second grounding terminal. The second terminal module comprises a plurality of second conductive terminals and a second metal shielding sheet. The plurality of second conductive terminals at least comprise a third grounding terminal, a third signal terminal, a fourth signal terminal and a fourth grounding terminal. The grounding connection sheet is at least partially located between the first terminal module and the second terminal module. The grounding connection sheet is electrically connected with the first grounding terminal, the second grounding terminal and the second metal shielding sheet. Through the arrangement, the signal transmission quality is improved. The invention further discloses a connector assembly comprising the module connector.

Description

Technical Field

[0001] The present invention relates to a module connector and a connector assembly, belonging to the technical field of connectors. Background Art

[0002] The connector assembly in the related art generally includes a module connector (e.g., a female connector) and a docking connector (e.g., a male connector) that mates with the module connector. The module connector generally includes a plurality of first terminal modules and a plurality of second terminal modules, wherein the first terminal modules and the second terminal modules are arranged alternately. The first terminal module generally includes a first fixing block, a plurality of first conductive terminals fixed to the first fixing block, and a first metal shielding sheet that mates with the first fixing block. The plurality of first conductive terminals generally include a plurality of first signal terminals and a plurality of first ground terminals.

[0003] Similarly, the second terminal module generally includes a second fixing block, a plurality of second conductive terminals fixed to the second fixing block, and a second metal shielding sheet matched with the second fixing block. The plurality of second conductive terminals generally include a plurality of second signal terminals and a plurality of second ground terminals.

[0004] On one terminal module, such as the first terminal module, the first metal shielding sheet can be in contact with the corresponding first grounding terminal by designing ribs, thereby achieving a better grounding shielding effect.

[0005] However, as the signal transmission quality of connector components continues to improve, there is still room for improvement in the ground shielding design in the related art. Summary of the Invention

[0006] The object of the present invention is to provide a modular connector and a connector assembly with better grounding and shielding effects.

[0007] To achieve the above objectives, the present invention adopts the following technical solution: a modular connector, comprising:

[0008] a first housing, the first housing comprising a first base portion, the first base portion comprising a first docking surface, a plurality of first docking holes extending through the first docking surface, and a plurality of second docking holes extending through the first docking surface;

[0009] a first terminal module, the first terminal module being at least partially assembled to the first housing; the first terminal module comprising a first fixing block, a plurality of first conductive terminals fixed in the first fixing block, and a first metal shielding sheet located on at least one side of the first fixing block; each first conductive terminal comprising a first contact portion protruding from the first fixing block in a first direction; the first contact portion corresponding to a corresponding first docking hole; the plurality of first conductive terminals comprising at least a first grounding terminal, a first signal terminal, a second signal terminal, and a second grounding terminal, wherein the first signal terminal and the second signal terminal are located between the first grounding terminal and the second grounding terminal; the first metal shielding sheet comprising a first extension portion protruding from the first fixing block in the first direction, the first extension portion being provided with a first grounding spring arm protruding toward the first contact portion;

[0010] a second terminal module, the second terminal module being at least partially assembled to the first housing, the second terminal module comprising a second fixing block, a plurality of second conductive terminals fixed in the second fixing block, and a second metal shielding sheet located on at least one side of the second fixing block; each second conductive terminal comprising a second contact portion protruding from the second fixing block along the first direction; the second contact portion corresponding to a corresponding second docking hole; the plurality of second conductive terminals comprising at least a third grounding terminal, a third signal terminal, a fourth signal terminal, and a fourth grounding terminal, wherein the third signal terminal and the fourth signal terminal are located between the third grounding terminal and the fourth grounding terminal; the second metal shielding sheet comprising a second extension portion protruding from the second fixing block along the first direction, the second extension portion being provided with a second grounding elastic arm protruding toward the second contact portion; and

[0011] A grounding connecting piece is at least partially located between the first terminal module and the second terminal module, and is electrically connected to the first grounding terminal, the second grounding terminal, and the second metal shielding piece respectively.

[0012] As a further improved technical solution of the present invention, the grounding connecting plate includes a first connecting arm and a second connecting arm, wherein the grounding connecting plate is electrically connected to the second metal shielding plate, the first connecting arm is in contact with the first grounding terminal, and the second connecting arm is in contact with the second grounding terminal.

[0013] As a further improved technical solution of the present invention,

[0014] The grounding connecting piece includes a main body, the first connecting arm and the second connecting arm are both connected to the main body; the main body is in contact with the second metal shielding piece; the first connecting arm and / or the second connecting arm are integrally stamped from the main body, or

[0015] The grounding connecting piece includes a main body, the first connecting arm and the second connecting arm are both connected to the main body; the main body is in contact with the second metal shielding piece; the first connecting arm and / or the second connecting arm are separated from the main body and fixed to the main body by welding; or

[0016] The first connecting arm and / or the second connecting arm are integrally punched from the second metal shielding sheet, or

[0017] The first connecting arm and / or the second connecting arm are separately provided from the second metal shielding sheet and are fixed to the second metal shielding sheet by welding.

[0018] As a further improved technical solution of the present invention, the ground connecting piece includes a main body, the first connecting arm and the second connecting arm are both connected to the main body; the main body is in contact with the second extension portion of the second metal shielding piece;

[0019] Each first conductive terminal includes a first elastic arm protruding from the first fixing block, the first contact portion is located on the first elastic arm, and the first connecting arm elastically abuts against the first elastic arm of the first grounding terminal;

[0020] Each second conductive terminal includes a second elastic arm protruding from the second fixing block, the second contact portion is located on the second elastic arm, and the second connecting arm elastically abuts against the second elastic arm of the second grounding terminal.

[0021] As a further improved technical solution of the present invention, the first grounding elastic arm is integrally stamped from the first extending portion, and the extending direction of the first grounding elastic arm is opposite to the extending direction of the first elastic arm.

[0022] As a further improved technical solution of the present invention, the first connecting arm, the second connecting arm and the first grounding elastic arm extend in the same direction.

[0023] As a further improved technical solution of the present invention, the first metal shielding sheet includes a first substrate portion located on one side of the first fixing block, the first substrate portion being provided with a first convex rib and a second convex rib, wherein the first convex rib is in contact with the first grounding terminal, and the second convex rib is in contact with the second grounding terminal;

[0024] The second metal shielding sheet includes a second substrate portion located on one side of the second fixing block, and the second substrate portion is provided with a third rib and a fourth rib, wherein the third rib contacts the third grounding terminal, and the fourth rib contacts the fourth grounding terminal.

[0025] As a further improved technical solution of the present invention, along the first direction, the first connecting arm and the second connecting arm are both located at the rear end of the first grounding elastic arm.

[0026] The present invention also discloses the following technical solution: a modular connector comprising:

[0027] a first shell;

[0028] A plurality of first terminal modules, the plurality of first terminal modules being at least partially assembled in the first housing; each first terminal module comprising a first fixing block, a plurality of first conductive terminals fixed in the first fixing block, and a first metal shielding sheet located on at least one side of the first fixing block; each first conductive terminal comprising a first contact portion protruding from the first fixing block in a first direction; the plurality of first conductive terminals comprising at least a ground terminal and a signal terminal; the first metal shielding sheet comprising a first extension portion protruding from the first fixing block in the first direction, the first extension portion being provided with a first grounding spring arm protruding toward the first contact portion;

[0029] a plurality of second terminal modules, the plurality of second terminal modules being at least partially assembled in the first housing, each second terminal module comprising a second fixing block, a plurality of second conductive terminals fixed in the second fixing block, and a second metal shielding sheet located on at least one side of the second fixing block; each second conductive terminal comprising a second contact portion protruding from the second fixing block along the first direction; the plurality of second conductive terminals comprising at least a grounding terminal and a signal terminal; the second metal shielding sheet comprising a second extension portion protruding from the second fixing block along the first direction, the second extension portion being provided with a second grounding spring arm protruding toward the second contact portion; and

[0030] A plurality of grounding connecting plates, the plurality of first terminal modules and the plurality of second terminal modules are alternately arranged along the second direction; each grounding connecting plate is at least partially located between the first terminal module and the second terminal module, a portion of the grounding connecting plates are respectively electrically connected to the ground terminal of the first terminal module and the second metal shielding plate of the second terminal module, and another portion of the grounding connecting plates are respectively electrically connected to the ground terminal of the second terminal module and the first metal shielding plate of the first terminal module.

[0031] As a further improved technical solution of the present invention, the ground terminal of the first terminal module includes a first ground terminal and a second ground terminal, and the signal terminal of the first terminal module includes a first signal terminal and a second signal terminal, wherein the first signal terminal and the second signal terminal are located between the first ground terminal and the second ground terminal;

[0032] The grounding terminals of the second terminal module include a third grounding terminal and a fourth grounding terminal, and the signal terminals of the second terminal module include a third signal terminal and a fourth signal terminal, wherein the third signal terminal and the fourth signal terminal are located between the third grounding terminal and the fourth grounding terminal.

[0033] As a further improved technical solution of the present invention, the first ground terminal, the first signal terminal, the second signal terminal and the second ground terminal are staggered with the third ground terminal, the third signal terminal, the fourth signal terminal and the fourth ground terminal along a third direction, wherein any two of the first direction, the second direction and the third direction are perpendicular to each other.

[0034] As a further improved technical solution of the present invention, each grounding connecting plate includes a first connecting arm and a second connecting arm, wherein a part of the grounding connecting plate is electrically connected to the second metal shielding plate, the first connecting arm is in contact with the first grounding terminal, and the second connecting arm is in contact with the second grounding terminal; another part of the grounding connecting plate is electrically connected to the first metal shielding plate, the first connecting arm is in contact with the third grounding terminal, and the second connecting arm is in contact with the fourth grounding terminal.

[0035] As a further improved technical solution of the present invention,

[0036] Each grounding connecting piece includes a main body, the first connecting arm and the second connecting arm are connected to the main body; the main body of a part of the grounding connecting piece is in contact with the second metal shielding piece; the main body of another part of the grounding connecting piece is in contact with the first metal shielding piece; the first connecting arm and / or the second connecting arm are integrally stamped from the main body, or

[0037] Each grounding connecting piece includes a main body, the first connecting arm and the second connecting arm are both connected to the main body; the main body of a portion of the grounding connecting piece is in contact with the second metal shielding piece; the main body of another portion of the grounding connecting piece is in contact with the first metal shielding piece; the first connecting arm and / or the second connecting arm are separately provided from the main body and are welded and fixed to the main body; or

[0038] The first connecting arm and / or the second connecting arm of the part of the grounding connecting plate are integrally punched from the corresponding second metal shielding plate; the first connecting arm and / or the second connecting arm of the other part of the grounding connecting plate are integrally punched from the corresponding first metal shielding plate; or

[0039] The first connecting arm and / or the second connecting arm of the said part of the grounding connecting plate are separately arranged from the corresponding second metal shielding plate and are welded and fixed to the corresponding second metal shielding plate; the first connecting arm and / or the second connecting arm of the said other part of the grounding connecting plate are separately arranged from the corresponding first metal shielding plate and are welded and fixed to the corresponding first metal shielding plate.

[0040] The present invention also discloses the following technical solution: a connector assembly comprising:

[0041] A module connector, which is the aforementioned module connector; and

[0042] A docking connector, the docking connector includes a second shell and a docking conductive terminal fixed to the second shell, the second shell includes a receiving space configured to at least partially receive the module connector, each docking conductive terminal includes a plug-in portion protruding into the receiving space, the plug-in portion contacts the first contact portion of the corresponding first conductive terminal, the corresponding first grounding elastic arm, the second contact portion of the corresponding second conductive terminal, and the corresponding second grounding elastic arm.

[0043] Compared to the prior art, the modular connector of the present invention includes a grounding connection plate, which is at least partially located between the first terminal module and the second terminal module. The grounding connection plate is electrically connected to the first ground terminal, the second ground terminal, and the second metal shielding plate. This arrangement connects the grounding shielding structures of the first and second terminal modules in series, improving the quality of signal transmission. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] Figure 1 is a perspective schematic diagram of a connector assembly according to one embodiment of the present invention, wherein a docking connector and a module connector are docked together;

[0045] Figure 2 yes Figure 1 A three-dimensional diagram from another angle;

[0046] Figure 3 yes Figure 1 Partial exploded view of the

[0047] Figure 4 yes Figure 3 Partial exploded perspective view from another angle;

[0048] Figure 5 yes Figure 3 A partial exploded perspective view of the docking connector;

[0049] Figure 6 yes Figure 5Partial exploded perspective view from another angle;

[0050] Figure 7 yes Figure 3 A partial exploded view of the module connector;

[0051] Figure 8 yes Figure 7 Partial exploded perspective view from another angle;

[0052] Figure 9 is to remove Figure 7 A partially exploded perspective view of the portion behind the first shell;

[0053] Figure 10 yes Figure 9 Partial exploded perspective view from another angle;

[0054] Figure 11 is to remove Figure 7 A partial exploded view of the back of the first housing, with one of the second terminal modules separated;

[0055] Figure 12 yes Figure 11 A further partially exploded perspective view shows one of the ground connection plates being further separated;

[0056] Figure 13 yes Figure 12 Partial exploded perspective view from another angle;

[0057] Figure 14 yes Figure 9 A top view of a plurality of first terminal modules and a plurality of second terminal modules assembled together;

[0058] Figure 15 It is a three-dimensional schematic diagram of a first terminal module, a ground connection piece, and a second terminal module when they are separated from each other;

[0059] Figure 16 yes Figure 15 A three-dimensional exploded view of the second terminal module;

[0060] Figure 17 yes Figure 15 A three-dimensional exploded view of the first terminal module;

[0061] Figure 18 yes Figure 16 3D exploded view from another angle;

[0062] Figure 19 yes Figure 17 3D exploded view from another angle;

[0063] Figure 20It is a three-dimensional schematic diagram of a portion of the first end module, a portion of the second terminal module, and a retaining piece assembled together;

[0064] Figure 21 It is a three-dimensional schematic diagram of the first terminal module and the second terminal module of the module connector mating with the mating conductive terminals of the mating connector;

[0065] Figure 22 yes Figure 21 A top view of

[0066] Figure 23 yes Figure 22 A partial enlarged view of the middle frame portion B;

[0067] Figure 24 yes Figure 21 A three-dimensional diagram from another angle;

[0068] Figure 25 yes Figure 9 A three-dimensional schematic diagram of the mutual positional relationship of the plurality of first terminal modules, the plurality of second terminal modules and the plurality of ground connection plates when assembled together;

[0069] Figure 26 yes Figure 25 The main view;

[0070] Figure 27 yes Figure 24 Right view of . DETAILED DESCRIPTION

[0071] The following exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. If there are several specific embodiments, the features of these embodiments can be combined with each other without conflict. When the description refers to the drawings, unless otherwise specified, the same numbers in different drawings represent the same or similar elements. The contents described in the following exemplary embodiments do not represent all embodiments consistent with the present invention; rather, they are merely examples of devices, products and / or methods consistent with some aspects of the present invention as described in the claims of the present invention.

[0072] The terms used in the present invention are only for the purpose of describing specific embodiments and are not intended to limit the scope of protection of the present invention. The singular forms "a", "an", "the" or "the" used in the specification and claims of the present invention are also intended to include the plural forms, unless the context clearly indicates otherwise.

[0073] It should be understood that the words used in the specification and claims of the present invention, such as "first", "second" and similar words, do not indicate any order, quantity or importance, but are only used to distinguish the names of features. Similarly, "one" or "an" and similar words do not indicate a quantity limitation, but rather indicate the existence of at least one. Unless otherwise specified, the words "front", "back", "upper", "lower" and similar words that appear in the present invention are only for the convenience of description and are not limited to a specific position or a spatial orientation. Words such as "include" or "comprises" are open-ended expressions, meaning that the elements appearing before "include" or "comprises" include the elements appearing after "include" or "comprises" and their equivalents, which does not exclude that the elements appearing before "include" or "comprises" may also include other elements. If "several" appears in the present invention, it means two or more.

[0074] Please refer to Figures 1 to 27 As shown, the present invention discloses a connector assembly, which includes a modular connector 100 and a docking connector 200 that mates with the modular connector 100. In the illustrated embodiment of the present invention, the modular connector 100 is a female backplane connector, which is used to be mounted on a circuit board 300. The docking connector 200 is a male backplane connector.

[0075] Please combine Figures 1 to 6 As shown, in the illustrated embodiment of the present invention, the docking connector 200 includes a second housing 7 , a plurality of docking conductive terminals 8 fixed to the second housing 7 , and a mounting block 9 mounted on the second housing 7 .

[0076] In the illustrated embodiment of the present invention, the second housing 7 is generally U-shaped and includes a base portion 73, a first side wall portion 71 integrally extending from one side of the base portion 73, a second side wall portion 72 integrally extending from the other side of the base portion 73, and a receiving space 70 formed by the base portion 73, the first side wall portion 71, and the second side wall portion 72. The receiving space 70 is configured to at least partially receive the modular connector 100.

[0077] In the illustrated embodiment of the present invention, each mating conductive terminal 8 is generally straight and includes a plug portion 81 that protrudes into the receiving space 70 and a tail portion 82 that protrudes from the base portion 73. The plurality of mating conductive terminals 8 include a plurality of signal terminals and a plurality of ground terminals, which are configured to contact corresponding conductive terminals or ground spring arms of the modular connector 100.

[0078] The mounting block 9 is provided with a plurality of through holes 91 for allowing the tail portion 82 of the mating conductive terminal 8 to pass through, so as to limit the tail portion 82 to a certain extent.

[0079] Please combine Figures 7 to 15 As shown, in the illustrated embodiment of the present invention, the module connector 100 includes a first shell 3, a plurality of first terminal modules 1, a plurality of second terminal modules 2, a plurality of ground connection plates 4, a positioning block 5, a plug-in plate 61 and a retaining plate 62.

[0080] In the illustrated embodiment of the present invention, the first housing 3 includes a first base 33, a first sidewall 31 extending integrally from one side of the first base 33, a second sidewall 32 extending integrally from the other side of the first base 33, and an installation space 30 enclosed by the first base 33, the first sidewall 31, and the second sidewall 32. The first base 33 includes a first docking surface 330, a plurality of first docking holes 331 extending through the first docking surface 330, and a plurality of second docking holes 332 extending through the first docking surface 330.

[0081] In the illustrated embodiment of the present invention, the first terminal modules 1 and the second terminal modules 2 are alternately arranged along a second direction A2 - A2 (eg, left-right direction).

[0082] In the illustrated embodiment of the present invention, each first terminal module 1 includes a first fixing block 11, a plurality of first conductive terminals 12 fixed to the first fixing block 11, and a first metal shielding sheet 13 located on at least one side of the first fixing block 11. In one embodiment of the present invention, the plurality of first conductive terminals 12 are insert-molded into the first fixing block 11.

[0083] Each first conductive terminal 12 includes a first contact portion 121 protruding from the first fixing block 11 along a first direction A1 (e.g., from back to front), a first fixing portion 122 fixed to the first fixing block 11, and a first mounting portion 123 protruding downward from the first fixing block 11 along a third direction A3-A3 (e.g., up and down). Any two of the first direction A1, the second direction A2-A2, and the third direction A3-A3 are perpendicular to each other. The first mounting portion 123 is configured to be mounted on the circuit board 300 to achieve electrical connection with the circuit board 300. In the illustrated embodiment of the present invention, each first conductive terminal 12 includes a first elastic arm 124 protruding from the first fixing block 11 along the first direction A1, with the first contact portion 121 positioned on the first elastic arm 124. In the illustrated embodiment of the present invention, the first elastic arm 124 is cantilevered and extends along the first direction A1. The first contact portion 121 corresponds to a corresponding first docking hole 331.

[0084] In the illustrated embodiment of the present invention, the plurality of first conductive terminals 12 include at least a first ground terminal G1, a first signal terminal S1, a second signal terminal S2, and a second ground terminal G2, wherein the first signal terminal S1 and the second signal terminal S2 are located between the first ground terminal G1 and the second ground terminal G2. Preferably, the first signal terminal S1 and the second signal terminal S2 form a differential pair to increase the signal transmission rate.

[0085] The first metal shielding sheet 13 includes a first substrate portion 131 located on one side of the first fixed block 11 along the second direction A2-A2 and a first extension portion 132 extending from the first substrate portion 131. The first extension portion 132 protrudes from the first fixed block 11 along the first direction A1. The first extension portion 132 is provided with a plurality of first grounding elastic arms 1321 protruding toward the first contact portion 121. In the illustrated embodiment of the present invention, the first grounding elastic arm 1321 is integrally stamped from the first extension portion 132. The extension direction of the first grounding elastic arm 1321 is opposite to the extension direction of the first elastic arm 124. This design of the first grounding elastic arm 1321 can reduce the risk of being damaged by the grounding terminal of the docking connector 200.

[0086] In the illustrated embodiment of the present invention, the first substrate portion 131 is provided with a first convex rib 1311 and a second convex rib 1312, wherein the first convex rib 1311 contacts the first fixing portion 122 of the first grounding terminal G1, and the second convex rib 1312 contacts the first fixing portion 122 of the second grounding terminal G2.

[0087] Similarly, in the illustrated embodiment of the present invention, each second terminal module 2 includes a second fixing block 21, a plurality of second conductive terminals 22 fixed to the second fixing block 21, and a second metal shielding sheet 23 located on at least one side of the second fixing block 21. In one embodiment of the present invention, the plurality of second conductive terminals 22 are insert-molded into the second fixing block 21.

[0088] Each second conductive terminal 22 includes a second contact portion 221 protruding from the second fixing block 21 along the first direction A1, a second fixing portion 222 fixed to the second fixing block 21, and a second mounting portion 223 protruding downward from the second fixing block 21 along the third direction A3-A3. The second mounting portion 223 is mounted on the circuit board 300 to achieve electrical connection with the circuit board 300. In the illustrated embodiment of the present invention, each second conductive terminal 22 includes a second elastic arm 224 protruding from the second fixing block 21 along the first direction A1, with the second contact portion 221 positioned on the second elastic arm 224. In the illustrated embodiment of the present invention, the second elastic arm 224 is cantilevered and extends along the first direction A1. The second contact portion 221 corresponds to the corresponding second docking hole 332.

[0089] In the illustrated embodiment of the present invention, the plurality of second conductive terminals 22 include at least a third ground terminal G3, a third signal terminal S3, a fourth signal terminal S4, and a fourth ground terminal G4, wherein the third signal terminal S3 and the fourth signal terminal S4 are located between the third ground terminal G3 and the fourth ground terminal G4. Preferably, the third signal terminal S3 and the fourth signal terminal S4 form a differential pair to increase the signal transmission rate.

[0090] The second metal shielding sheet 23 includes a second substrate portion 231 located on one side of the second fixed block 21 along the second direction A2-A2 and a second extension portion 232 extending from the second substrate portion 231. The second extension portion 232 protrudes from the second fixed block 21 along the first direction A1. The second extension portion 232 is provided with a plurality of second grounding elastic arms 2321 protruding toward the second contact portion 221. In the illustrated embodiment of the present invention, the second grounding elastic arm 2321 is integrally stamped from the second extension portion 232. The extension direction of the second grounding elastic arm 2321 is opposite to the extension direction of the second elastic arm 224. This design of the second grounding elastic arm 2321 can reduce the risk of being damaged by the grounding terminal of the docking connector 200.

[0091] In the illustrated embodiment of the present invention, the second substrate portion 231 is provided with a third rib 2311 and a fourth rib 2312, wherein the third rib 2311 contacts the second fixing portion 222 of the third grounding terminal G3, and the fourth rib 2312 contacts the second fixing portion 222 of the fourth grounding terminal G4.

[0092] In the illustrated embodiment of the present invention, the first ground terminal G1, the first signal terminal S1, the second signal terminal S2, and the second ground terminal G2 are staggered with the third ground terminal G3, the third signal terminal S3, the fourth signal terminal S4, and the fourth ground terminal G4 along the third direction A3-A3.

[0093] In the embodiment of the present invention, please refer to Figure 26 As shown, in any adjacent first terminal module 1 and second terminal module 2, several first grounding elastic arms 1321 of the first metal shielding plate 13 of the first terminal module 1 and several second grounding elastic arms 2321 of the second metal shielding plate 23 of the second terminal module 2 are staggered.

[0094] In the illustrated embodiment of the present invention, each grounding connecting plate 4 is at least partially located between the first terminal module 1 and the second terminal module 2, wherein a portion of the grounding connecting plates 4 are electrically connected to the grounding terminals of the first terminal module 1 (for example, the first grounding terminal G1 and / or the second grounding terminal G2) and the second metal shielding plate 23 of the second terminal module 2, and another portion of the grounding connecting plates 4 are electrically connected to the grounding terminals of the second terminal module 2 (for example, the third grounding terminal G3 and / or the fourth grounding terminal G4) and the first metal shielding plate 13 of the first terminal module 1.

[0095] In the illustrated embodiment of the present invention, the ground connection plate 4 includes a main body 40, a first connection arm 41 connected to the main body 40, and a second connection arm 42 connected to the main body 40. The first connection arm 41 and / or the second connection arm 42 are integrally stamped from the main body 40, or the first connection arm 41 and / or the second connection arm 42 are separately provided from the main body 40 and welded to the main body 40. In other embodiments of the present invention, the first connection arm 41 and / or the second connection arm 42 are integrally stamped from the second metal shielding plate 23, or the first connection arm 41 and / or the second connection arm 42 are separately provided from the second metal shielding plate 23 and welded to the second metal shielding plate 23.

[0096] Please combine Figures 11 to 19As shown, taking the grounding connecting plate 4 located between the first terminal module 1 and the second terminal module 2 as an example, the main body 40 contacts the second metal shielding plate 23, the first connecting arm 41 contacts the first grounding terminal G1, and the second connecting arm 42 contacts the second grounding terminal G2. Specifically, the main body 40 contacts the second extension portion 232 of the second metal shielding plate 23, the first connecting arm 41 elastically abuts the first elastic arm 124 of the first grounding terminal G1, and the second connecting arm 42 elastically abuts the second elastic arm 224 of the second grounding terminal G2. In the illustrated embodiment of the present invention, the first connecting arm 41, the second connecting arm 42, the first grounding elastic arm 1321, and the second grounding elastic arm 2321 extend in the same direction.

[0097] Please combine Figure 23 As shown, along the first direction A1 , the first connecting arm 41 and the second connecting arm 42 are both located at the rear ends of the first grounding elastic arm 1321 and the second grounding elastic arm 2321 .

[0098] The positioning block 5 is used to be installed at the bottom of the first fixing block 11 and the second fixing block 21. In the illustrated embodiment of the present invention, the positioning block 5 is provided with a plurality of slots 51, and the first mounting portion 123 and the second mounting portion 223 pass downward through the corresponding slots 51.

[0099] The plug-in piece 61 is used to combine the first terminal modules 1 and the second terminal modules 2 into a whole to prevent them from becoming loose. In the illustrated embodiment of the present invention, the plug-in piece 61 is made of metal material.

[0100] The retaining plate 62 is used to combine the first terminal modules 1 and the second terminal modules 2 into a single unit, preventing them from becoming loose. Furthermore, the retaining plate 62 combines the first metal shielding plate 13 with the first fixing block 11 and the second metal shielding plate 23 with the second fixing block 21. Furthermore, the retaining plate 62 contacts the first metal shielding plates 13 of the first terminal modules 1 and the second metal shielding plates 23 of the second terminal modules 2 to connect them in series. In the illustrated embodiment of the present invention, the retaining plate 62 is made of metal.

[0101] When the docking connector 200 is mated with the module connector 100, the plug-in portion 81 of the docking conductive terminal 8 of the docking connector 200 contacts the first contact portion 121 of the corresponding first conductive terminal 12, the corresponding first grounding elastic arm 1321, the second contact portion 221 of the corresponding second conductive terminal 22, and the corresponding second grounding elastic arm 2321.

[0102] Specifically, the plug-in portion 81 of a portion of the grounding terminal of the docking connector 200 is clamped by the first contact portion 121 of the first grounding terminal G1 and a portion of the first grounding elastic arm 1321 of the first metal shielding plate 13; the plug-in portion 81 of a portion of the grounding terminal of the docking connector 200 is clamped by the first contact portion 121 of the second grounding terminal G2 and a portion of the first grounding elastic arm 1321 of the first metal shielding plate 13; the plug-in portion 81 of a portion of the grounding terminal of the docking connector 200 is clamped by the second contact portion 221 of the third grounding terminal G3 and a portion of the second grounding elastic arm 2321 of the second metal shielding plate 23 ; The plug-in portions 81 of a portion of the grounding terminals of the docking connector 200 are clamped by the second contact portion 221 of the fourth grounding terminal G4 and a portion of the second grounding spring arm 2321 of the second metal shielding plate 23; the plug-in portions 81 of a portion of the signal terminals of the docking connector 200 are in side contact with the corresponding first contact portion 121 of the first signal terminal S1 and the first contact portion 121 of the second signal terminal S2; the plug-in portions 81 of a portion of the signal terminals of the docking connector 200 are in side contact with the corresponding second contact portion 221 of the third signal terminal S3 and the second contact portion 221 of the fourth signal terminal S4.

[0103] Technicians in the relevant technical field can understand that when the plug-in portion 81 of the grounding terminal of the docking connector 200 is inserted, the first connecting arm 41 and the second connecting arm 42 can undergo elastic deformation, thereby providing a certain abutment force to the plug-in portion 81 of the corresponding grounding terminal, thereby improving the plug-in and pull-out force.

[0104] Technicians in the relevant technical field can understand that when the docking connector 200 is matched with the module connector 100, the first metal shielding plate 13 of the first terminal module 1, the first grounding terminal G1, the second grounding terminal G2, the corresponding grounding connecting plate 4, the second metal shielding plate 23 of the second terminal module 2, the third grounding terminal G3, the fourth grounding terminal G4, and the grounding terminal of the docking connector 200 are all connected in series, thereby increasing the common grounding area and improving the quality of signal transmission.

[0105] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. The understanding of the present invention should be based on those skilled in the art. Although this specification describes the present invention in detail with reference to the above embodiments, those skilled in the art should understand that those skilled in the art can still modify or make equivalent substitutions to the present invention, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present invention should be included within the scope of the claims of the present invention.

Claims

1. A modular connector (100), characterized in that: include: A first shell (3), the first shell (3) comprising a first base (33), the first base (33) comprising a first docking surface (330), a plurality of first docking holes (331) passing through the first docking surface (330), and a plurality of second docking holes (332) passing through the first docking surface (330); A first terminal module (1), wherein the first terminal module (1) is at least partially assembled in the first housing (3); the first terminal module (1) comprises a first fixing block (11), a plurality of first conductive terminals (12) fixed in the first fixing block (11), and a first metal shielding sheet (13) located on at least one side of the first fixing block (11); each first conductive terminal (12) comprises a first contact portion (121) protruding from the first fixing block (11) along a first direction (A1); the first contact portion (121) corresponds to a corresponding first docking hole (331); the plurality of first conductive terminals (12) are connected to the first fixing block (11) and the first metal shielding sheet (13) is ... metal shielding sheet (13) The electrical terminal (12) comprises at least a first grounding terminal (G1), a first signal terminal (S1), a second signal terminal (S2), and a second grounding terminal (G2), wherein the first signal terminal (S1) and the second signal terminal (S2) are located between the first grounding terminal (G1) and the second grounding terminal (G2); the first metal shielding sheet (13) comprises a first extension portion (132) protruding from the first fixing block (11) along the first direction (A1), and the first extension portion (132) is provided with a first grounding elastic arm (1321) protruding toward the first contact portion (121); A second terminal module (2), the second terminal module (2) is at least partially assembled in the first housing (3), the second terminal module (2) comprises a second fixing block (21), a plurality of second conductive terminals (22) fixed in the second fixing block (21), and a second metal shielding sheet (23) located on at least one side of the second fixing block (21); each second conductive terminal (22) comprises a second contact portion (221) protruding from the second fixing block (21) along the first direction (A1); the second contact portion (221) corresponds to a corresponding second docking hole (332); the plurality of second The conductive terminal (22) at least includes a third grounding terminal (G3), a third signal terminal (S3), a fourth signal terminal (S4), and a fourth grounding terminal (G4), wherein the third signal terminal (S3) and the fourth signal terminal (S4) are located between the third grounding terminal (G3) and the fourth grounding terminal (G4); the second metal shielding sheet (23) includes a second extension portion (232) protruding from the second fixing block (21) along the first direction (A1), and the second extension portion (232) is provided with a second grounding elastic arm (2321) protruding toward the second contact portion (221); as well as A grounding connecting piece (4), the grounding connecting piece (4) is at least partially located between the first terminal module (1) and the second terminal module (2), and the grounding connecting piece (4) is electrically connected to the first grounding terminal (G1), the second grounding terminal (G2) and the second metal shielding piece (23) respectively.

2. The modular connector (100) according to claim 1, characterized in that: The grounding connecting piece (4) includes a first connecting arm (41) and a second connecting arm (42), wherein the grounding connecting piece (4) is electrically connected to the second metal shielding piece (23), the first connecting arm (41) is in contact with the first grounding terminal (G1), and the second connecting arm (42) is in contact with the second grounding terminal (G2).

3. The modular connector (100) according to claim 2, characterized in that: The grounding connecting piece (4) comprises a main body (40), the first connecting arm (41) and the second connecting arm (42) are both connected to the main body (40); the main body (40) is in contact with the second metal shielding piece (23); the first connecting arm (41) and / or the second connecting arm (42) are integrally stamped from the main body (40), or The grounding connecting piece (4) comprises a main body (40), the first connecting arm (41) and the second connecting arm (42) are both connected to the main body (40); the main body (40) is in contact with the second metal shielding piece (23); the first connecting arm (41) and / or the second connecting arm (42) are separately provided from the main body (40) and are welded and fixed to the main body (40), or The first connecting arm (41) and / or the second connecting arm (42) are integrally punched from the second metal shielding sheet (23), or The first connecting arm (41) and / or the second connecting arm (42) are arranged separately from the second metal shielding sheet (23) and are fixed to the second metal shielding sheet (23) by welding.

4. The modular connector (100) according to claim 2, characterized in that: The grounding connecting piece (4) comprises a main body (40), the first connecting arm (41) and the second connecting arm (42) are both connected to the main body (40); the main body (40) is in contact with the second extension portion (232) of the second metal shielding piece (23); Each first conductive terminal (12) comprises a first elastic arm (124) protruding from the first fixing block (11), the first contact portion (121) is located on the first elastic arm (124), and the first connecting arm (41) elastically abuts against the first elastic arm (124) of the first grounding terminal (G1); Each second conductive terminal (22) comprises a second elastic arm (224) protruding from the second fixing block (21); the second contact portion (221) is located on the second elastic arm (224); and the second connecting arm (42) elastically abuts against the second elastic arm (224) of the second grounding terminal (G2).

5. The modular connector (100) according to claim 4, characterized in that: The first grounding elastic arm (1321) is integrally stamped from the first extension portion (132), and the extending direction of the first grounding elastic arm (1321) is opposite to the extending direction of the first elastic arm (124).

6. The modular connector (100) according to claim 4, characterized in that: The first connecting arm (41), the second connecting arm (42), and the first grounding elastic arm (1321) extend in the same direction.

7. The modular connector (100) according to claim 1, characterized in that: The first metal shielding sheet (13) comprises a first substrate portion (131) located on one side of the first fixing block (11), the first substrate portion (131) being provided with a first convex rib (1311) and a second convex rib (1312), wherein the first convex rib (1311) is in contact with the first grounding terminal (G1), and the second convex rib (1312) is in contact with the second grounding terminal (G2); The second metal shielding sheet (23) includes a second substrate portion (231) located on one side of the second fixed block (21), and the second substrate portion (231) is provided with a third convex rib (2311) and a fourth convex rib (2312), wherein the third convex rib (2311) is in contact with the third grounding terminal (G3), and the fourth convex rib (2312) is in contact with the fourth grounding terminal (G4).

8. The modular connector (100) according to claim 1, characterized in that: Along the first direction (A1), the first connecting arm (41) and the second connecting arm (42) are both located at the rear end of the first grounding elastic arm (1321).

9. A modular connector (100), characterized in that: include: a first housing (3); A plurality of first terminal modules (1), wherein the plurality of first terminal modules (1) are at least partially assembled in the first housing (3); each first terminal module (1) comprises a first fixed block (11), a plurality of first conductive terminals (12) fixed in the first fixed block (11), and a first metal shielding sheet (13) located on at least one side of the first fixed block (11); each first conductive terminal (12) comprises a first contact portion (121) protruding from the first fixed block (11) along a first direction (A1); the plurality of first conductive terminals (12) comprise at least a grounding terminal and a signal terminal; the first metal shielding sheet (13) comprises a first extension portion (132) protruding from the first fixed block (11) along the first direction (A1), the first extension portion (132) being provided with a first grounding elastic arm (1321) protruding toward the first contact portion (121); A plurality of second terminal modules (2), the plurality of second terminal modules (2) being at least partially assembled in the first housing (3), each second terminal module (2) comprising a second fixed block (21), a plurality of second conductive terminals (22) fixed in the second fixed block (21), and a second metal shielding sheet (23) located on at least one side of the second fixed block (21); each second conductive terminal (22) comprising a second contact portion (221) protruding from the second fixed block (21) along the first direction (A1); the plurality of second conductive terminals (22) comprising at least a grounding terminal and a signal terminal; the second metal shielding sheet (23) comprising a second extension portion (232) protruding from the second fixed block (21) along the first direction (A1), the second extension portion (232) being provided with a second grounding elastic arm (2321) protruding toward the second contact portion (221); and A plurality of grounding connecting pieces (4), the plurality of first terminal modules (1) and the plurality of second terminal modules (2) being alternately arranged along a second direction (A2-A2); each grounding connecting piece (4) is at least partially located between the first terminal module (1) and the second terminal module (2), a portion of the grounding connecting pieces (4) is electrically connected to the grounding terminal of the first terminal module (1) and the second metal shielding piece (23) of the second terminal module (2), and another portion of the grounding connecting pieces (4) is electrically connected to the grounding terminal of the second terminal module (2) and the first metal shielding piece (13) of the first terminal module (1).

10. The modular connector (100) according to claim 9, characterized in that: The grounding terminal of the first terminal module (1) comprises a first grounding terminal (G1) and a second grounding terminal (G2); the signal terminal of the first terminal module (1) comprises a first signal terminal (S1) and a second signal terminal (S2), wherein the first signal terminal (S1) and the second signal terminal (S2) are located between the first grounding terminal (G1) and the second grounding terminal (G2); The grounding terminal of the second terminal module (2) includes a third grounding terminal (G3) and a fourth grounding terminal (G4), and the signal terminal of the second terminal module (2) includes a third signal terminal (S3) and a fourth signal terminal (S4), wherein the third signal terminal (S3) and the fourth signal terminal (S4) are located between the third grounding terminal (G3) and the fourth grounding terminal (G4).

11. The modular connector (100) according to claim 10, characterized in that: The first ground terminal (G1), the first signal terminal (S1), the second signal terminal (S2) and the second ground terminal (G2) are staggered with the third ground terminal (G3), the third signal terminal (S3), the fourth signal terminal (S4) and the fourth ground terminal (G4) along a third direction (A3-A3), wherein any two of the first direction (A1), the second direction (A2-A2) and the third direction (A3-A3) are perpendicular to each other.

12. The modular connector (100) according to claim 11, characterized in that: Each grounding connecting piece (4) includes a first connecting arm (41) and a second connecting arm (42), wherein a portion of the grounding connecting piece (4) is electrically connected to the second metal shielding piece (23), the first connecting arm (41) is in contact with the first grounding terminal (G1), and the second connecting arm (42) is in contact with the second grounding terminal (G2); another portion of the grounding connecting piece (4) is electrically connected to the first metal shielding piece (13), the first connecting arm (41) is in contact with the third grounding terminal (G3), and the second connecting arm (42) is in contact with the fourth grounding terminal (G4).

13. The modular connector (100) according to claim 11, characterized in that: Each grounding connecting piece (4) includes a main body (40), the first connecting arm (41) and the second connecting arm (42) are both connected to the main body (40); the main body (40) of a portion of the grounding connecting piece (4) is in contact with the second metal shielding piece (23); the main body (40) of another portion of the grounding connecting piece (4) is in contact with the first metal shielding piece (13); the first connecting arm (41) and / or the second connecting arm (42) are integrally stamped from the main body (40), or Each grounding connecting piece (4) includes a main body (40), the first connecting arm (41) and the second connecting arm (42) are both connected to the main body (40); the main body (40) of a portion of the grounding connecting piece (4) is in contact with the second metal shielding piece (23); the main body (40) of another portion of the grounding connecting piece (4) is in contact with the first metal shielding piece (13); the first connecting arm (41) and / or the second connecting arm (42) are separately provided from the main body (40) and are welded and fixed to the main body (40); or The first connecting arm (41) and / or the second connecting arm (42) of the one portion of the grounding connecting piece (4) are integrally punched from the corresponding second metal shielding piece (23); the first connecting arm (41) and / or the second connecting arm (42) of the other portion of the grounding connecting piece (4) are integrally punched from the corresponding first metal shielding piece (13); or The first connecting arm (41) and / or the second connecting arm (42) of the one portion of the grounding connecting plate (4) are separately arranged from the corresponding second metal shielding plate (23) and are welded and fixed to the corresponding second metal shielding plate (23); the first connecting arm (41) and / or the second connecting arm (42) of the other portion of the grounding connecting plate (4) are separately arranged from the corresponding first metal shielding plate (13) and are welded and fixed to the corresponding first metal shielding plate (13).

14. A connector assembly, characterized in that: include: A modular connector (100), wherein the modular connector (100) is the modular connector (100) according to any one of claims 1 to 13; and A docking connector (200) includes a second shell (7) and a docking conductive terminal (8) fixed to the second shell (7), the second shell (7) includes a receiving space (70) configured to at least partially receive the module connector (100), each docking conductive terminal (8) includes a plug-in portion (81) protruding into the receiving space (70), the plug-in portion (81) contacts the first contact portion (121) of the corresponding first conductive terminal (12), the corresponding first grounding elastic arm (1321), the second contact portion (221) of the corresponding second conductive terminal (22), and the corresponding second grounding elastic arm (2321).

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