Electrical connector

Abstract

An electric connector comprises a first terminal module, a second terminal module and a ground plate assembly. The first terminal module comprises a first ground sheet. The first ground sheet comprises a first ground terminal. The second terminal module comprises a second ground sheet. The second ground sheet comprises a second ground terminal. The ground plate assembly comprises a first ground plate and a second ground plate. At least one end of the first ground plate is electrically connected with at least one end of the second ground plate. The first ground sheet is electrically connected with the first ground plate. The second ground sheet is electrically connected with the second ground plate. In this way, the electric connector can connect the first ground sheet, the second ground sheet, the first ground plate and the second ground plate in series, thereby improving the quality of signal transmission.

Description

Technical Field

[0001] This utility model relates to an electrical connector, belonging to the field of connector technology. Background Technology

[0002] The electrical connector in the related technology includes an insulating body, a first terminal module disposed on the insulating body, a second terminal module disposed on the insulating body, and a ground plane located between the first terminal module and the second terminal module. The first terminal module includes a plurality of first signal terminals and a plurality of first ground terminals. The second terminal module includes a plurality of second signal terminals and a plurality of second ground terminals. The ground plane is configured to shield the first terminal module and the second terminal module to reduce signal crosstalk and improve data transmission quality.

[0003] However, there is still room for improvement in the electrical connectors used in this technology. Utility Model Content

[0004] The purpose of this invention is to provide an electrical connector with an improved structure.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: an electrical connector, comprising:

[0006] A first terminal module, the first terminal module including a first grounding piece, the first grounding piece including a first grounding terminal;

[0007] A second terminal module, the second terminal module including a second grounding plate, the second grounding plate including a second grounding terminal; and

[0008] A grounding plate assembly, the grounding plate assembly including a first grounding plate and a second grounding plate, at least one end of the first grounding plate being electrically connected to at least one end of the second grounding plate, a first grounding plate being electrically connected to the first grounding plate, and a second grounding plate being electrically connected to the second grounding plate.

[0009] As a further improvement of the present invention, the first terminal module includes at least one first signal terminal, and the first ground terminal is located beside the first signal terminal along a first direction;

[0010] The second terminal module includes at least one second signal terminal, and the second ground terminal is located beside the second signal terminal along the first direction.

[0011] As a further improvement of the present invention, the first grounding plate includes a first plate body portion and a first extension portion connected to one end of the first plate body portion.

[0012] The second grounding plate includes a second plate body portion and a second extension portion connected to one end of the second plate body portion;

[0013] The first grounding plate includes a first connecting portion connected to the first grounding terminal, and the first connecting portion is in contact with the first plate body portion;

[0014] The second grounding plate includes a second connecting portion connected to the second grounding terminal, and the second connecting portion is in contact with the second plate body portion.

[0015] As a further improvement of the present invention, the first plate portion and the first extension portion are integrally stepped; along the second direction, the first plate portion is closer to the first terminal module than the first extension portion, and the second direction is perpendicular to the first direction;

[0016] The second plate portion and the second extension portion are integrally stepped; along the second direction, the second plate portion is closer to the second terminal module than the second extension portion;

[0017] The first extension and the second extension are abutted together in the second direction.

[0018] As a further improvement of the present invention, the first ground plate includes a third extension connected to the other end of the first plate body; the first plate body and the third extension are integrally stepped; along the second direction, the first plate body is closer to the first terminal module than the third extension.

[0019] The second grounding plate includes a fourth extension connected to the other end of the second plate body portion; the second plate body portion and the fourth extension portion are integrally stepped; along the second direction, the second plate body portion is closer to the second terminal module than the fourth extension portion;

[0020] The third extension and the fourth extension are abutted together in the second direction.

[0021] As a further improvement of the present invention, along a third direction, the first extension and the second extension both extend to one side and protrude from the first terminal module, and the third extension and the fourth extension both extend to the other side and protrude from the first terminal module, and the third direction is perpendicular to the first direction and the second direction.

[0022] As a further improvement of the present invention, the grounding plate assembly includes a space located between the first plate portion and the second plate portion along the second direction;

[0023] The grounding plate assembly also includes a support block that is at least partially housed in the space.

[0024] As a further improvement of the present invention, the support block is an insulating support block, and the support block is tightly clamped between the first plate body and the second plate body.

[0025] As a further improvement of the present invention, the first grounding piece includes a third grounding terminal, the first signal terminal includes a first differential signal terminal and a second differential signal terminal, and the first grounding terminal and the third grounding terminal are respectively located on both sides of the first differential signal terminal and the second differential signal terminal along the first direction;

[0026] The second grounding piece includes a fourth grounding terminal, and the second signal terminal includes a third differential signal terminal and a fourth differential signal terminal. The second grounding terminal and the fourth grounding terminal are located on both sides of the third differential signal terminal and the fourth differential signal terminal, respectively, along the first direction.

[0027] The first connecting portion connects the first grounding terminal and the third grounding terminal;

[0028] The second connection portion connects the second grounding terminal and the fourth grounding terminal.

[0029] As a further improvement of the present invention, the first connecting part protrudes towards the first plate body, and the first connecting part is provided with a first clearance groove to avoid contact with the first differential signal terminal and the second differential signal terminal.

[0030] The second connecting portion protrudes towards the second plate body portion, and the second connecting portion is provided with a second clearance groove to avoid contact with the third differential signal terminal and the fourth differential signal terminal;

[0031] The recessed direction of the first clearance groove is opposite to that of the second clearance groove.

[0032] As a further improvement of the present invention, the first connecting part is a plurality of parts arranged at intervals; the second connecting part is a plurality of parts arranged at intervals.

[0033] As a further improvement of the present invention, the first differential signal terminal is provided with a first inner groove corresponding to the first connection portion, and the second differential signal terminal is provided with a second inner groove corresponding to the first connection portion.

[0034] The third differential signal terminal is provided with a third recessed groove corresponding to the second connection portion, and the fourth differential signal terminal is provided with a fourth recessed groove corresponding to the second connection portion.

[0035] As a further improvement of the present invention, the first grounding terminal and the third grounding terminal extend beyond the first differential signal terminal and the second differential signal terminal in a third direction.

[0036] The second grounding terminal and the fourth grounding terminal extend beyond the third differential signal terminal and the fourth differential signal terminal along the third direction;

[0037] The third direction is perpendicular to the first direction and the second direction.

[0038] As a further improvement of the present invention, the first grounding terminal, the third grounding terminal and the first connecting part are integrally formed; the second grounding terminal, the fourth grounding terminal and the second connecting part are integrally formed.

[0039] As a further improvement of the present invention, the electrical connector further includes a first cable and a second cable, wherein the first cable is electrically connected to the first signal terminal and the second cable is electrically connected to the second signal terminal.

[0040] Compared to existing technologies, the electrical connector of this invention includes a first grounding plate, a second grounding plate, and a grounding plate assembly. The grounding plate assembly includes a first grounding plate and a second grounding plate, with at least one end of the first grounding plate electrically connected to at least one end of the second grounding plate. The first grounding plate is electrically connected to the first grounding plate, and the second grounding plate is electrically connected to the second grounding plate. This configuration allows the electrical connector of this invention to connect the first grounding plate, the second grounding plate, the first grounding plate, and the second grounding plate in series, thereby facilitating the sharing of grounding area and improving signal transmission quality. Attached Figure Description

[0041] Figure 1 This is a three-dimensional schematic diagram of the electrical connector of this utility model in one embodiment;

[0042] Figure 2 yes Figure 1 A three-dimensional diagram from another angle;

[0043] Figure 3 yes Figure 1 Partial exploded 3D diagram;

[0044] Figure 4 yes Figure 3 Another perspective of a partially exploded 3D view;

[0045] Figure 5 yes Figure 3 Partial exploded perspective view of the terminal module;

[0046] Figure 6 yes Figure 5 Another perspective of a partially exploded 3D view;

[0047] Figure 7 It is to remove Figure 5 A further exploded perspective view of the terminal module following the first and second insulating blocks;

[0048] Figure 8 yes Figure 7 A three-dimensional schematic diagram of the first grounding plate, several first signal terminals, a second grounding plate, several second signal terminals, and a grounding plate assembly.

[0049] Figure 9 yes Figure 8 A three-dimensional diagram from another angle;

[0050] Figure 10 yes Figure 8 The right view;

[0051] Figure 11 yes Figure 8 Top view;

[0052] Figure 12 yes Figure 8 A bottom view;

[0053] Figure 13 yes Figure 8 3D exploded view;

[0054] Figure 14 yes Figure 13 Another perspective of the exploded 3D view;

[0055] Figure 15 It is along Figure 1 Schematic diagram of the cross section of the middle BB line;

[0056] Figure 16 yes Figure 15 A magnified view of part C within the middle frame;

[0057] Figure 17 It is along Figure 1 A cross-sectional schematic diagram of the DD line. Detailed Implementation

[0058] The exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. If several embodiments exist, features in these embodiments may be combined with each other without conflict. When the description refers to the drawings, unless otherwise stated, the same numbers in different drawings represent the same or similar elements. The descriptions in the following exemplary embodiments do not represent all embodiments consistent with the present invention; rather, they are merely examples of apparatuses, products, and / or methods consistent with some aspects of the present invention as set forth in the claims.

[0059] The terminology used in this invention is for the purpose of describing particular embodiments only and is not intended to limit the scope of protection of this invention. The singular forms “a,” “the,” or “the” used in the specification and claims of this invention are also intended to include the plural forms, unless the context clearly indicates otherwise.

[0060] It should be understood that the terms "first," "second," and similar words used in the specification and claims of this utility model do not indicate any order, quantity, or importance, but are merely used to distinguish the features. Similarly, the terms "an" or "a" do not indicate a quantity limitation, but rather indicate the presence of at least one. Unless otherwise stated, the terms "before," "after," "upper," "lower," and similar words appearing in this utility model are for ease of explanation only and are not limited to a specific location or spatial orientation. The terms "comprising" or "including" are an open-ended expression, meaning that the element preceding "comprising" or "including" covers the element following "comprising" or "including" and its equivalents, which does not exclude that the element preceding "comprising" or "including" may also include other elements. In this utility model, the word "several" means two or more.

[0061] Please refer to Figures 1 to 17 As shown, this utility model discloses an electrical connector 100, which includes a body 1 and a terminal module 2 mounted on the body 1. In one embodiment of this utility model, the body 1 is an insulating body, that is, it is made of insulating material.

[0062] Please combine Figures 1 to 4 As shown, the body 1 includes a main body portion 11 and a mating portion 12 extending integrally from the main body portion 11. The main body portion 11 has a receiving slot 110 extending through the main body portion 11 in a third direction A3-A3 (e.g., front-rear direction) and a receiving space 111 communicating with the receiving slot 110. The mating portion 12 has a docking space 120 communicating with the receiving slot 110.

[0063] Please combine Figures 5 to 17 As shown, the terminal module 2 includes a first terminal module 2a, a second terminal module 2b, a ground plane assembly 2c located between the first terminal module 2a and the second terminal module 2b along a second direction A2-A2 (e.g., vertical direction), and an insulating molded block 2d formed at the front ends of the first terminal module 2a, the second terminal module 2b, and the ground plane assembly 2c. The insulating molded block 2d combines the first terminal module 2a, the second terminal module 2b, and the ground plane assembly 2c to form a tongue 2e. The tongue 2e extends from the receiving slot 110 into the mating space 120 to mate with the mating module (not shown). The terminal module 2 is at least partially received in the receiving space 111.

[0064] Please combine Figures 8 to 14 As shown in the illustrated embodiment of this utility model, the first terminal module 2a includes a first grounding plate 3, at least one first signal terminal 4, at least one first cable 5 electrically connected to the first signal terminal 4, and a first insulating block 2a1 fixed on the first grounding plate 3, the first signal terminal 4, and the first cable 5. In the illustrated embodiment of this utility model, the first grounding plate 3 is made of metal and includes a plurality of first grounding terminals G1, a plurality of third grounding terminals G3, and a plurality of first connecting portions 31 connecting adjacent first grounding terminals G1 and third grounding terminals G3. In the illustrated embodiment of this utility model, there are a plurality of first signal terminals 4, and two adjacent first signal terminals 4 form a group, which includes a first differential signal terminal DS1 and a second differential signal terminal DS2. The first differential signal terminal DS1 and the second differential signal terminal DS2 form a differential pair to improve the signal transmission rate. The first grounding terminal G1 and the third grounding terminal G3 are located on both sides of the first differential signal terminal DS1 and the second differential signal terminal DS2 along a first direction A1-A1 (e.g., left-right direction) to improve the signal transmission quality. The first direction A1-A1, the second direction A2-A2, and the third direction A3-A3 are all perpendicular to each other.

[0065] In the embodiment illustrated in this utility model, between two adjacent first grounding terminals G1 and third grounding terminals G3, there are a plurality of first connecting portions 31 arranged at intervals. The first connecting portions 31 are integrally formed with the first grounding terminals G1 and G3. Each first connecting portion 31 protrudes towards the grounding plate assembly 2c. The first connecting portion 31 is provided with a first clearance groove 310 to avoid contact with the first differential signal terminal DS1 and the second differential signal terminal DS2, thereby preventing short circuits. In the embodiment illustrated in this utility model, the first grounding terminal G1 and the third grounding terminal G3 extend forward along the third direction A3-A3 beyond the first differential signal terminal DS1 and the second differential signal terminal DS2 to form a better grounding effect. Furthermore, the first differential signal terminal DS1 is provided with a first recessed groove 41 corresponding to the first connecting portion 31, and the second differential signal terminal DS2 is provided with a second recessed groove 42 corresponding to the first connecting portion 31. The first inner groove 41 and the second inner groove 42 can reduce the risk of the first connecting part 31 coming into contact with the first differential signal terminal DS1 and the second differential signal terminal DS2. On the other hand, they can also adjust the impedance of the first differential signal terminal DS1 and the second differential signal terminal DS2 respectively to achieve impedance matching.

[0066] In the embodiment illustrated in this utility model, there are multiple first cables 5, each first cable 5 including a first core wire 51 and a second core wire 52, the first core wire 51 and the second core wire 52 being electrically connected to the first differential signal terminal DS1 and the second differential signal terminal DS2, respectively. In one embodiment of this utility model, the first core wire 51 and the second core wire 52 are soldered to the first differential signal terminal DS1 and the second differential signal terminal DS2, respectively.

[0067] In the illustrated embodiment of this utility model, the second terminal module 2b includes a second grounding plate 6, at least one second signal terminal 7, at least one second cable 8 electrically connected to the second signal terminal 7, and a second insulating block 2b1 fixed on the second grounding plate 6, the second signal terminal 7, and the second cable 8. In the illustrated embodiment of this utility model, the second grounding plate 6 is made of metal and includes a plurality of second grounding terminals G2, a plurality of fourth grounding terminals G4, and a plurality of second connecting portions 61 connecting adjacent second grounding terminals G2 and fourth grounding terminals G4. In the illustrated embodiment of this utility model, there are a plurality of second signal terminals 7, and two adjacent second signal terminals 7 form a group, which includes a third differential signal terminal DS3 and a fourth differential signal terminal DS4. The third differential signal terminal DS3 and the fourth differential signal terminal DS4 form a differential pair to improve the signal transmission rate. The second grounding terminal G2 and the fourth grounding terminal G4 are located on both sides of the third differential signal terminal DS3 and the fourth differential signal terminal DS4 along the first direction A1-A1 (e.g., left-right direction) to improve the quality of signal transmission.

[0068] In the embodiment illustrated in this utility model, between two adjacent second grounding terminals G2 and the fourth grounding terminal G4, there are several second connecting portions 61 arranged at intervals. The second connecting portions 61 are integrally formed with the second grounding terminals G2 and G4. Each second connecting portion 61 protrudes towards the grounding plate assembly 2c. The second connecting portion 61 is provided with a second clearance groove 610 to avoid contact with the third differential signal terminal DS3 and the fourth differential signal terminal DS4, thus preventing short circuits. The recessed direction of the first clearance groove 310 is opposite to the recessed direction of the second clearance groove 610. In the embodiment illustrated in this utility model, the second grounding terminal G2 and the fourth grounding terminal G4 extend forward along the third direction A3-A3 beyond the third differential signal terminal DS3 and the fourth differential signal terminal DS4 to form a better grounding effect. Furthermore, the third differential signal terminal DS3 is provided with a third recessed groove 71 corresponding to the second connection portion 61, and the fourth differential signal terminal DS4 is provided with a fourth recessed groove 72 corresponding to the second connection portion 61. The third recessed groove 71 and the fourth recessed groove 72 can, on the one hand, reduce the risk of contact between the second connection portion 61 and the third differential signal terminal DS3 and the fourth differential signal terminal DS4, and on the other hand, can adjust the impedance of the third differential signal terminal DS3 and the fourth differential signal terminal DS4 respectively to achieve impedance matching.

[0069] In the embodiment illustrated in this utility model, there are multiple second cables 8, each second cable 8 including a third core wire 81 and a fourth core wire 82, wherein the third core wire 81 and the fourth core wire 82 are electrically connected to the third differential signal terminal DS3 and the fourth differential signal terminal DS4, respectively. In one embodiment of this utility model, the third core wire 81 and the fourth core wire 82 are soldered to the third differential signal terminal DS3 and the fourth differential signal terminal DS4, respectively.

[0070] In the embodiment illustrated in this utility model, the first terminal module 2a and the second terminal module 2b are aligned and arranged along the second direction A2-A2.

[0071] In the embodiment illustrated in this utility model, the grounding plate assembly 2c includes a first grounding plate 2c1, a second grounding plate 2c2, and a support block 2c3 disposed between the first grounding plate 2c1 and the second grounding plate 2c2.

[0072] Specifically, in the embodiment illustrated in this utility model, the first ground plate 2c1 is made of metal and includes a first plate body 2c11, a first extension 2c12 connected to one end of the first plate body 2c11, and a third extension 2c13 connected to the other end of the first plate body 2c11. The first plate body 2c11 and the first extension 2c12 are generally stepped, and the first plate body 2c11 and the third extension 2c13 are generally stepped. Along the second direction A2-A2, the first plate body 2c11 is closer to the first terminal module 2a than the first extension 2c12 and the second extension 2c13. In other words, the first plate body 2c11 protrudes upwards compared to the first extension 2c12 and the second extension 2c13.

[0073] Similarly, in the embodiment illustrated in this utility model, the second grounding plate 2c2 is made of metal and includes a second plate body 2c21, a second extension 2c22 connected to one end of the second plate body 2c21, and a fourth extension 2c23 connected to the other end of the second plate body 2c21. The second plate body 2c21 and the second extension 2c22 are both stepped, as are the second plate body 2c21 and the fourth extension 2c23. Along the second direction A2-A2, the second plate body 2c21 is closer to the second terminal module 2b than the second extension 2c22 and the fourth extension 2c23. In other words, the second plate body 2c21 protrudes downwards compared to the second extension 2c22 and the fourth extension 2c23.

[0074] In the illustrated embodiment of this utility model, the first extension 2c12 and the second extension 2c22 are abutted together along the second direction A2-A2. The third extension 2c13 and the fourth extension 2c23 are abutted together along the second direction A2-A2. The first connecting portion 31 contacts the first plate portion 2c11, and the second connecting portion 61 contacts the second plate portion 2c21. Along the third direction A3-A3, the first extension 2c12 and the second extension 2c22 both extend to one side and protrude from the first terminal module 2a, and the third extension 2c13 and the fourth extension 2c23 both extend to the other side and protrude from the first terminal module 2a. The ground plane assembly 2c includes a space 2c4 located between the first plate portion 2c11 and the second plate portion 2c21 along the second direction A2-A2. The support block 2c3 is at least partially received in the space 2c4. In the embodiment illustrated in this utility model, to make the contact between the first plate portion 2c11 and the first connecting portion 31 more reliable, the first plate portion 2c11 protrudes upward; to make the contact between the second plate portion 2c21 and the second connecting portion 61 more reliable, the second plate portion 2c21 protrudes downward, thus forming the space 2c4 between the first plate portion 2c11 and the second plate portion 2c21. By accommodating the support block 2c3 in the space 2c4, the support block 2c3 can provide a certain supporting function. In one embodiment of this utility model, the support block 2c3 is an insulating support block, which is tightly clamped between the first plate portion 2c11 and the second plate portion 2c21 to adjust the thickness between the first plate portion 2c11 and the second plate portion 2c21.

[0075] Compared to existing technologies, the electrical connector 100 of this invention includes a first grounding piece 3, a second grounding piece 6, and a grounding plate assembly 2c. The grounding plate assembly 2c includes a first grounding plate 2c1 and a second grounding plate 2c2. At least one end of the first grounding plate 2c1 is electrically connected to at least one end of the second grounding plate 2c2. The first grounding piece 3 is electrically connected to the first grounding plate 2c1, and the second grounding piece 6 is electrically connected to the second grounding plate 2c2. With this configuration, the electrical connector 100 of this invention can connect the first grounding piece 3, the second grounding piece 6, the first grounding plate 2c1, and the second grounding plate 2c2 in series, thereby facilitating the sharing of grounding area and improving the quality of signal transmission.

[0076] The above embodiments are only used to illustrate the present utility model and are not intended to limit the technical solutions described in the present utility model. The understanding of the present utility model should be based on those skilled in the art. Although the present utility model has been described in detail with reference to the above embodiments, those skilled in the art should understand that they can still make modifications or equivalent substitutions to the present utility model. All technical solutions and improvements that do not depart from the spirit and scope of the present utility model should be covered within the scope of the claims of the present utility model.

Claims

1. An electrical connector, characterized in that, include: A first terminal module, the first terminal module including a first grounding piece, the first grounding piece including a first grounding terminal; The second terminal module includes a second grounding plate, and the second grounding plate includes a second grounding terminal; as well as A grounding plate assembly, the grounding plate assembly including a first grounding plate and a second grounding plate, at least one end of the first grounding plate being electrically connected to at least one end of the second grounding plate, a first grounding plate being electrically connected to the first grounding plate, and a second grounding plate being electrically connected to the second grounding plate.

2. The electrical connector as described in claim 1, characterized in that: The first terminal module includes at least one first signal terminal, and the first ground terminal is located beside the first signal terminal along a first direction; The second terminal module includes at least one second signal terminal, and the second ground terminal is located beside the second signal terminal along the first direction.

3. The electrical connector as described in claim 2, characterized in that: The first grounding plate includes a first plate body portion and a first extension portion connected to one end of the first plate body portion; The second grounding plate includes a second plate body portion and a second extension portion connected to one end of the second plate body portion; The first grounding plate includes a first connecting portion connected to the first grounding terminal, and the first connecting portion is in contact with the first plate body portion; The second grounding plate includes a second connecting portion connected to the second grounding terminal, and the second connecting portion is in contact with the second plate body portion.

4. The electrical connector as described in claim 3, characterized in that: The first plate portion and the first extension portion are integrally stepped; along the second direction, the first plate portion is closer to the first terminal module than the first extension portion, and the second direction is perpendicular to the first direction; The second plate portion and the second extension portion are integrally stepped; along the second direction, the second plate portion is closer to the second terminal module than the second extension portion; The first extension and the second extension are abutted together in the second direction.

5. The electrical connector as described in claim 4, characterized in that: The first ground plane includes a third extension connected to the other end of the first plate body portion; the first plate body portion and the third extension portion are integrally stepped; along the second direction, the first plate body portion is closer to the first terminal module than the third extension portion. The second grounding plate includes a fourth extension connected to the other end of the second plate body portion; the second plate body portion and the fourth extension portion are integrally stepped; along the second direction, the second plate body portion is closer to the second terminal module than the fourth extension portion; The third extension and the fourth extension are abutted together in the second direction.

6. The electrical connector as described in claim 5, characterized in that: Along a third direction, the first extension and the second extension both extend to one side and protrude from the first terminal module, and the third extension and the fourth extension both extend to the other side and protrude from the first terminal module. The third direction is perpendicular to the first direction and the second direction.

7. The electrical connector as claimed in claim 3, characterized in that: The grounding plate assembly includes a space located between the first plate portion and the second plate portion along a second direction; The grounding plate assembly also includes a support block that is at least partially housed in the space.

8. The electrical connector as claimed in claim 7, characterized in that: The support block is an insulating support block, and the support block is tightly clamped between the first plate portion and the second plate portion.

9. The electrical connector as claimed in claim 3, characterized in that: The first grounding piece includes a third grounding terminal, and the first signal terminal includes a first differential signal terminal and a second differential signal terminal. The first grounding terminal and the third grounding terminal are located on both sides of the first differential signal terminal and the second differential signal terminal, respectively, along the first direction. The second grounding piece includes a fourth grounding terminal, and the second signal terminal includes a third differential signal terminal and a fourth differential signal terminal. The second grounding terminal and the fourth grounding terminal are located on both sides of the third differential signal terminal and the fourth differential signal terminal, respectively, along the first direction. The first connecting portion connects the first grounding terminal and the third grounding terminal; The second connection portion connects the second grounding terminal and the fourth grounding terminal.

10. The electrical connector as claimed in claim 9, characterized in that: The first connecting portion protrudes towards the first plate body portion, and the first connecting portion is provided with a first clearance groove to avoid contact with the first differential signal terminal and the second differential signal terminal; The second connecting portion protrudes towards the second plate body portion, and the second connecting portion is provided with a second clearance groove to avoid contact with the third differential signal terminal and the fourth differential signal terminal; The recessed direction of the first clearance groove is opposite to that of the second clearance groove.

11. The electrical connector as claimed in claim 10, characterized in that: The first connecting part is a plurality of parts arranged at intervals; the second connecting part is a plurality of parts arranged at intervals.

12. The electrical connector as claimed in claim 10, characterized in that: The first differential signal terminal is provided with a first recessed groove corresponding to the first connection portion, and the second differential signal terminal is provided with a second recessed groove corresponding to the first connection portion. The third differential signal terminal is provided with a third recessed groove corresponding to the second connection portion, and the fourth differential signal terminal is provided with a fourth recessed groove corresponding to the second connection portion.

13. The electrical connector as claimed in claim 9, characterized in that: The first grounding terminal and the third grounding terminal extend beyond the first differential signal terminal and the second differential signal terminal in a third direction; The second grounding terminal and the fourth grounding terminal extend beyond the third differential signal terminal and the fourth differential signal terminal along the third direction; Along the second direction, the first plate portion is closer to the first terminal module than the first extension portion; The third direction is perpendicular to the first direction and the second direction.

14. The electrical connector as claimed in claim 9, characterized in that: The first grounding terminal, the third grounding terminal, and the first connecting portion are integrally formed; the second grounding terminal, the fourth grounding terminal, and the second connecting portion are integrally formed.

15. The electrical connector as claimed in claim 2, characterized in that: The electrical connector further includes a first cable and a second cable, wherein the first cable is electrically connected to the first signal terminal and the second cable is electrically connected to the second signal terminal.

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