Electrical connection module and electrical connector

Abstract

The utility model discloses an electric connection module and an electric connector. The electrical connection module includes: an inner housing in which a pair of first terminal grooves extending in a longitudinal direction thereof and a second terminal groove extending in a height direction thereof are formed; a pair of first terminals inserted into the pair of first terminal grooves, respectively; and the second terminal is inserted into the second terminal groove. The pair of first terminal grooves are arranged side by side in the transverse direction of the inner shell, the second terminal groove is located between the pair of first terminal grooves, the first terminal grooves extend forwards in the longitudinal direction to exceed the second terminal groove, and the second terminal groove extends upwards in the height direction to exceed the first terminal grooves. The first and second terminal slots have first and second sockets formed on a bottom side of the inner housing, respectively, the first and second sockets being arranged in a delta shape on the bottom side of the inner housing. According to the utility model, the arrangement space of the three terminals can be saved, so that the sizes of the electric connection module and the electric connector can be reduced.

Description

Technical Field

[0001] The utility model relates to an electrical connection module and an electrical connector comprising the electrical connection module. Background Art

[0002] In the prior art, a 90-degree connector (or right-angle connector) is often used, in which the cable lead-out direction of the 90-degree connector is perpendicular to the terminal mating direction. In the prior art, when the connector has multiple terminals and multiple cables, the multiple terminals are usually arranged side by side in the extension direction of the cables, and the multiple cables are usually arranged side by side in the mating direction of the terminals. This arrangement will cause the size of the connector to be too large. Utility Model Content

[0003] The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

[0004] According to one aspect of the utility model, an electrical connection module is provided. The electrical connection module comprises: an inner housing, formed with a pair of first terminal grooves extending in its longitudinal direction and a second terminal groove extending in its height direction and having a front end and a rear end opposite in its longitudinal direction; a pair of first terminals, respectively inserted into the pair of first terminal grooves and having their length direction and width direction parallel to the longitudinal direction and the height direction respectively; and a second terminal, inserted into the second terminal groove and having its length direction and width direction parallel to the height direction and the longitudinal direction respectively. The pair of first terminal grooves are arranged side by side in the transverse direction of the inner housing, the second terminal groove is located between the pair of first terminal grooves, the first terminal groove extends forward in the longitudinal direction beyond the second terminal groove, and the second terminal groove extends upward in the height direction beyond the first terminal groove. The first terminal groove and the second terminal groove respectively have a first socket and a second socket formed on the bottom side of the inner housing, and the first socket of the pair of first terminal grooves and the second socket of the one second terminal groove are arranged in a herringbone manner on the bottom side of the inner housing. The first terminal is used to mate with a first pair of mating terminals inserted into the first socket along the height direction, and the second terminal is used to mate with a second pair of mating terminals inserted into the second socket along the height direction.

[0005] According to an exemplary embodiment of the utility model, the first terminal includes a first terminal body, the first terminal body has a first pair of matching parts and a first connecting part opposite to each other in the longitudinal direction of the inner shell body, the first pair of matching parts has a first pair of matching ports facing the first socket, and is used to match with the first pair of matching terminals, and the first connecting part is used to electrically connect to a first cable introduced along the longitudinal direction; the second terminal includes a second terminal body, the second terminal body has a second pair of matching parts and a second connecting part opposite to each other in the height direction of the inner shell body, the second pair of matching parts has a second pair of matching ports facing the second socket, and is used to match with the second pair of matching terminals, and the second connecting part is used to electrically connect to a second cable introduced along the longitudinal direction.

[0006] According to another exemplary embodiment of the utility model, a pair of first cable holes respectively connected with the pair of first terminal grooves and allowing a pair of first cables to be respectively introduced along the longitudinal direction and a second cable hole connected with the one second terminal groove and allowing a second cable to be introduced along the longitudinal direction are formed on the rear end of the inner shell body; the pair of first cable holes are arranged side by side in the transverse direction of the inner shell body, and the one second cable hole is located above between the pair of first cable holes, so that the pair of first cable holes and the one second cable hole are arranged in a herringbone manner on the rear side of the inner shell body.

[0007] According to another exemplary embodiment of the utility model, the electrical connection module also includes: a pair of first cables, which are respectively introduced from the pair of first cable holes along the longitudinal direction and are respectively electrically connected to the first connecting parts of the pair of first terminals; and a second cable, which is introduced from the second cable hole along the longitudinal direction and is electrically connected to the second connecting part of the second terminal, the pair of first cables are arranged side by side in the transverse direction of the inner shell body, and the one second cable is located above the pair of first cables, so that the pair of first cables and the one second cable are arranged in a herringbone manner.

[0008] According to another exemplary embodiment of the present invention, the first cable has a first conductor end electrically connected to the first connection portion of the first terminal body, and the second cable has a second conductor end electrically connected to the second connection portion of the second terminal body; the first conductor ends of the pair of first cables are arranged side by side in the lateral direction of the inner shell body, and the second conductor end of the one second cable is located above the first conductor ends of the pair of first cables, so that the first conductor ends of the pair of first cables and the second conductor end of the one second cable are arranged in a herringbone manner.

[0009] According to another exemplary embodiment of the utility model, the first matching portion and the first connecting portion are respectively located at the two ends of the length direction of the first terminal body, and the length direction and width direction of the first terminal body are respectively parallel to the longitudinal direction and height direction of the inner shell body; the second matching portion and the second connecting portion are respectively located at the two ends of the length direction of the second terminal body, and the length direction and width direction of the second terminal body are respectively parallel to the height direction and longitudinal direction of the inner shell body.

[0010] According to another exemplary embodiment of the utility model, the thickness direction of the first terminal body is perpendicular to the longitudinal and height directions of the inner shell body, and the first pair of matching parts include a first top wall plate and a first bottom wall plate spaced opposite to each other in the thickness direction of the first terminal body, and a first slot allowing the first pair of matching terminals to be inserted is defined between the first top wall plate and the first bottom wall plate.

[0011] According to another exemplary embodiment of the utility model, the thickness direction of the second terminal body is perpendicular to the longitudinal and height directions of the inner shell body, and the second matching part includes a second top wall plate and a second bottom wall plate spaced opposite to each other in the thickness direction of the second terminal body, and a second slot allowing the second pair of matching terminals to be inserted is defined between the second top wall plate and the second bottom wall plate.

[0012] According to another exemplary embodiment of the utility model, the first terminal also includes: a pair of first terminal contacts, which are respectively installed on the inner sides of the first top wall plate and the first bottom wall plate of the first pair of matching parts, the first terminal contact has a plurality of first elastic contact arms, and the plurality of first elastic contact arms are arranged in a row in the longitudinal direction and extend in the height direction, for electrically contacting the first pair of matching terminals inserted along the height direction.

[0013] According to another exemplary embodiment of the utility model, the second terminal also includes: a pair of second terminal contacts, which are respectively installed on the inner sides of the second top wall plate and the second bottom wall plate of the second matching part, the second terminal contact has a plurality of second elastic contact arms, and the plurality of second elastic contact arms are arranged in a row in the longitudinal direction and extend in the height direction, for electrically contacting the second pair of matching terminals inserted along the height direction.

[0014] According to another exemplary embodiment of the utility model, the first terminal further includes: a first terminal limiter, which is U-shaped and is mounted on the end of the first matching portion to ensure that the distance between the first top wall plate and the first bottom wall plate is equal to a predetermined value.

[0015] According to another exemplary embodiment of the utility model, the first terminal limiter includes: a first top plate, abutting against the outer side of the first top wall plate; a first bottom plate, abutting against the outer side of the first bottom wall plate; and a first side plate, connected between the first top plate and the first bottom plate and abutting against the end face of the first matching portion.

[0016] According to another exemplary embodiment of the utility model, the first top plate and the first bottom plate have two sides opposite to each other in the width direction of the first terminal body, and first elastic buckles with C-shaped cross-sections are respectively formed on both sides of the first top plate and the first bottom plate, and first card grooves corresponding to the first elastic buckles are respectively formed on the edge portions of both sides of the first top wall plate and the first bottom wall plate, and the first elastic buckle is engaged in the first card groove to fix the first terminal limiter to the first matching portion.

[0017] According to another exemplary embodiment of the utility model, first elastic locking pieces are respectively formed on the first top plate and the first bottom plate, and the first elastic locking pieces engage with the inner housing to lock the first terminal into the inner housing; first guide ribs extending along the longitudinal direction are also respectively formed on the first top plate and the first bottom plate, and the first guide ribs are used to cooperate with the first guide groove in the inner housing to guide the first terminal to be inserted into the inner housing along the longitudinal direction.

[0018] According to another exemplary embodiment of the utility model, the second terminal further includes: a second terminal limiter, which is ring-shaped and is mounted on the end of the second matching portion to ensure that the distance between the second top wall plate and the second bottom wall plate is equal to a predetermined value.

[0019] According to another exemplary embodiment of the utility model, the second terminal limiter includes: a second top plate, abutting against the outer side of the second top wall plate; a second bottom plate, abutting against the outer side of the second bottom wall plate; and two second side plates connected between the second top plate and the second bottom plate, the second top plate and the second bottom plate having two sides opposite to each other in the width direction of the second terminal body, one second side plate is connected between one side of the second top plate and the second bottom plate and abuts against one side of the second matching portion, and the other second side plate is connected between the second top plate and the other side of the second bottom plate and abuts against the other side of the second matching portion.

[0020] According to another exemplary embodiment of the utility model, second elastic buckles with C-shaped cross-sections are respectively formed on both sides of the second top plate and the second bottom plate, and second card grooves corresponding to the second elastic buckles are respectively formed on the left and right edge portions of the second top wall plate and the second bottom wall plate, and the second elastic buckle is engaged in the second card groove to fix the second terminal limiter to the second matching portion.

[0021] According to another exemplary embodiment of the utility model, second elastic locking pieces are respectively formed on the second top plate and the second bottom plate, and the second elastic locking pieces engage with the inner housing to lock the second terminal into the inner housing; second guide ribs extending along the height direction are also respectively formed on the second top plate and the second bottom plate, and the second guide ribs are used to cooperate with the second guide groove in the inner housing to guide the second terminal to be inserted into the inner housing along the height direction.

[0022] According to another exemplary embodiment of the utility model, the first connecting portion includes a first top plate and a first bottom plate stacked and riveted together in the thickness direction of the first terminal body, the first top plate and the first bottom plate are respectively connected to the first top wall plate and the first bottom wall plate, and the first conductor end is flat and is stacked and welded on the first top plate or the first bottom plate.

[0023] According to another exemplary embodiment of the utility model, the second connecting portion includes a second top plate and a second bottom plate stacked and riveted together in the thickness direction of the second terminal body, the second top plate and the second bottom plate are respectively connected to the second top wall plate and the second bottom wall plate, and the second conductor end is flat and is stacked and welded on the second top plate or the second bottom plate.

[0024] According to another exemplary embodiment of the utility model, the inner shell includes: a main body portion, at the top of which is formed a top opening connected to the second terminal groove and the second cable hole; and a top cover portion, installed on the top of the main body portion, for closing the top opening of the main body portion, and the second terminal and the second cable are inserted into the main body portion of the inner shell from the top opening of the main body portion.

[0025] According to another exemplary embodiment of the utility model, the electrical connection module also includes: a first shielding sleeve, used to electrically connect the shielding layer of the first cable to the outer shielding shell of the connector; and a second shielding sleeve, which is sleeved on the second cable and used to electrically connect the shielding layer of the second cable to the outer shielding shell.

[0026] According to another exemplary embodiment of the utility model, the electrical connection module also includes: a rear end cover, suitable for locking onto the rear end of the outer shielding shell of the connector to fix the first cable and the second cable to the outer shielding shell, and a through hole allowing the first cable and the second cable to pass through is formed on the rear end cover.

[0027] According to another exemplary embodiment of the utility model, the electrical connection module also includes: a first end cap, which is installed on the first socket of the inner shell and formed with a first guide port for guiding the first pair of mating terminals to be inserted into the first socket; and a second end cap, which is installed on the second socket of the inner shell and formed with a second guide port for guiding the second pair of mating terminals to be inserted into the second socket.

[0028] According to another exemplary embodiment of the utility model, a wall recess is formed on the outer side of the front end of the inner shell body, and the wall recess is located between the front ends of the pair of first terminal grooves and directly in front of the second terminal groove; the wall recess is used to cooperate with the mounting portion of the outer shielding shell of the connector, so that the connector can be fastened to the matching outer shielding shell by means of bolts passing through the mounting portion of the outer shielding shell along the height direction.

[0029] According to another aspect of the utility model, an electrical connector is provided, comprising: an outer shielding shell, formed with an installation chamber; and the aforementioned electrical connection module, inserted into the installation chamber of the outer shielding shell.

[0030] According to an exemplary embodiment of the utility model, the outer shielding shell has a mounting portion embedded in the wall recess of the inner shell, and a connecting hole is formed on the mounting portion and penetrates along the height direction of the outer shielding shell; the electrical connector also includes a bolt, which passes through the connecting hole and is suitable for being threadedly connected to the threaded hole of the matching outer shielding shell to fasten the connector to the matching connector.

[0031] According to another exemplary embodiment of the utility model, the outer shielding shell has a front end and a rear end opposite to each other in its longitudinal direction and a bottom side and a top side opposite to each other in its height direction; the installation chamber has a rear port located at the rear end of the outer shielding shell, the electrical connection module is inserted into the installation chamber via the rear port, and the first cable and the second cable of the electrical connection module extend from the rear port along the longitudinal direction; the installation chamber also has a bottom port located on the bottom side of the front end of the outer shielding shell, the first socket and the second socket of the inner shell of the electrical connection module are located in the bottom port, so that the first pair of mating terminals and the second pair of mating terminals can be respectively inserted into the first socket and the second socket of the inner shell via the bottom port along the height direction.

[0032] According to another exemplary embodiment of the utility model, the electrical connector further comprises: a sealing ring, which is arranged in the bottom port of the outer shielding shell and is suitable for being squeezed between the outer shielding shell and the mating outer shielding shell to achieve sealing therebetween.

[0033] In the aforementioned various exemplary embodiments of the utility model, the second terminal groove is located between a pair of first terminal grooves and is staggered with the pair of first terminal grooves by a predetermined distance in the longitudinal direction of the inner shell body. This layout can save the arrangement space of the three terminals, thereby reducing the size of the electrical connection module and the electrical connector.

[0034] In some of the aforementioned exemplary embodiments of the utility model, since the second terminal groove is staggered by a predetermined distance from a pair of first terminal grooves in the longitudinal direction of the inner shell body, a wall recess facing the second terminal groove can be formed on the inner shell body to allow bolts used to fasten the connector to the mating connector to pass through the wall recess, so that the bolts are closer to the center of the connector, which can effectively prevent the connector from being subjected to unbalanced force.

[0035] Other objects and advantages of the present invention will become apparent from the following description of the present invention with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 A three-dimensional schematic diagram showing an electrical connection module according to an exemplary embodiment of the present utility model when viewed from the top;

[0037] Figure 2 A three-dimensional schematic diagram showing an electrical connection module according to an exemplary embodiment of the present utility model when viewed from the bottom;

[0038] Figure 3 An exploded schematic diagram showing an electrical connection module according to an exemplary embodiment of the present invention when viewed from the bottom;

[0039] Figure 4 A perspective schematic diagram showing an inner housing and an end cap of an electrical connection module according to an exemplary embodiment of the present utility model;

[0040] Figure 5 An exploded cross-sectional view showing an electrical connection module according to an exemplary embodiment of the present utility model;

[0041] Figure 6 An assembled cross-sectional view showing an electrical connection module according to an exemplary embodiment of the present utility model;

[0042] Figure 7 Another exploded cross-sectional view showing an electrical connection module according to an exemplary embodiment of the present utility model;

[0043] Figure 8 Another assembled cross-sectional view showing an electrical connection module according to an exemplary embodiment of the present utility model;

[0044] Fig. 9 An exploded schematic diagram showing an inner housing of an electrical connection module according to an exemplary embodiment of the present utility model;

[0045] Fig.10 A three-dimensional schematic diagram showing a first terminal and a first cable of an electrical connection module according to an exemplary embodiment of the utility model;

[0046] Fig.11 A three-dimensional schematic diagram showing a first terminal of an electrical connection module according to an exemplary embodiment of the utility model;

[0047] Fig.12 A three-dimensional schematic diagram showing a second terminal and a second cable of an electrical connection module according to an exemplary embodiment of the utility model;

[0048] Fig.13 A three-dimensional schematic diagram showing a second terminal of an electrical connection module according to an exemplary embodiment of the utility model;

[0049] Fig.14 An exploded schematic diagram showing an electrical connector according to an exemplary embodiment of the present invention when viewed from the bottom;

[0050] Fig.15 An exploded schematic diagram showing an electrical connector according to an exemplary embodiment of the present invention when viewed from the top;

[0051] Fig.16 A perspective schematic diagram showing an electrical connector according to an exemplary embodiment of the present invention when viewed from the bottom;

[0052] Fig.17 A longitudinal cross-sectional view of an electrical connector according to an exemplary embodiment of the present invention is shown. DETAILED DESCRIPTION

[0053] The technical solution of the utility model is further specifically described below through examples and in combination with the accompanying drawings. In the specification, the same or similar reference numerals indicate the same or similar components. The following description of the implementation mode of the utility model with reference to the accompanying drawings is intended to explain the overall utility model concept of the utility model, and should not be understood as a limitation of the utility model.

[0054] In addition, in the detailed description below, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. However, it is apparent that one or more embodiments may be implemented without these specific details. In other cases, known structures and devices are embodied in a schematic manner to simplify the accompanying drawings.

[0055] According to an overall technical concept of the utility model, an electrical connection module is provided. The electrical connection module includes: an inner housing, formed with a pair of first terminal grooves extending along its longitudinal direction and a second terminal groove extending along its height direction and having a front end and a rear end opposite in its longitudinal direction; a pair of first terminals, respectively inserted into the pair of first terminal grooves and having their length direction and width direction parallel to the longitudinal direction and the height direction respectively; and a second terminal, inserted into the second terminal groove and having its length direction and width direction parallel to the height direction and the longitudinal direction respectively. The pair of first terminal grooves are arranged side by side in the transverse direction of the inner housing, the second terminal groove is located between the pair of first terminal grooves, the first terminal groove extends forward in the longitudinal direction beyond the second terminal groove, and the second terminal groove extends upward in the height direction beyond the first terminal groove. The first terminal groove and the second terminal groove respectively have a first socket and a second socket formed on the bottom side of the inner housing, and the first socket of the pair of first terminal grooves and the second socket of the one second terminal groove are arranged in a herringbone manner on the bottom side of the inner housing. The first terminal is used to mate with a first pair of mating terminals inserted into the first socket along the height direction, and the second terminal is used to mate with a second pair of mating terminals inserted into the second socket along the height direction.

[0056] According to another general technical concept of the utility model, an electrical connector is provided, comprising: an outer shielding shell, formed with an installation chamber; and the aforementioned electrical connection module, inserted into the installation chamber of the outer shielding shell.

[0057] Figure 1 A three-dimensional schematic diagram showing an electrical connection module 100 according to an exemplary embodiment of the present invention when viewed from the top; Figure 2 A three-dimensional schematic diagram showing an electrical connection module 100 according to an exemplary embodiment of the present invention when viewed from the bottom; Figure 3 An exploded schematic diagram showing an electrical connection module 100 according to an exemplary embodiment of the present invention when viewed from the bottom; Figure 4 A three-dimensional schematic diagram showing an inner housing 3 and end caps 33 and 34 of an electrical connection module 100 according to an exemplary embodiment of the present utility model;

[0058] Figure 5An exploded cross-sectional view of an electrical connection module 100 according to an exemplary embodiment of the present utility model is shown; Figure 6 An assembled cross-sectional view of an electrical connection module 100 according to an exemplary embodiment of the present utility model is shown; Figure 7 Another exploded cross-sectional view of the electrical connection module 100 according to an exemplary embodiment of the present invention is shown; Figure 8 Another assembled cross-sectional view of the electrical connection module 100 according to an exemplary embodiment of the present invention is shown.

[0059] like Figures 1 to 8 As shown, in an exemplary embodiment of the utility model, an electrical connection module 100 is disclosed. The electrical connection module 100 includes: an inner housing 3, a pair of first terminals 11 and a second terminal 12. A pair of first terminal grooves 301 extending along its longitudinal direction Y and a second terminal groove 302 extending along its height direction Z are formed in the inner housing 3. The inner housing 3 has a front end and a rear end opposite to each other in its longitudinal direction Y. A pair of first terminals 11 are respectively inserted into the pair of first terminal grooves 301, and the length direction and width direction of the first terminal 11 are respectively parallel to the longitudinal direction Y and the height direction Z of the inner housing 3. The second terminal 12 is inserted into the second terminal groove 302, and the length direction and width direction of the second terminal 12 are respectively parallel to the height direction Z and the longitudinal direction Y of the inner housing 3.

[0060] like Figures 1 to 8 As shown, in the illustrated embodiment, a pair of first terminal grooves 301 are arranged side by side in the transverse direction of the inner housing 3, the second terminal groove 302 is located between the pair of first terminal grooves 301, the first terminal groove 301 extends forwardly beyond the second terminal groove 302 along the longitudinal direction Y, and the second terminal groove 302 extends upwardly beyond the first terminal groove 301 along the height direction Z. The first terminal groove 301 and the second terminal groove 302 respectively have a first socket 301a and a second socket 302a formed on the bottom side of the inner housing 3. The first socket 301a of the pair of first terminal grooves 301 and the second socket 302a of the second terminal groove 302 are arranged in a herringbone manner on the bottom side of the inner housing 3. The first terminal 11 is used to mate with a first pair of mating terminals (not shown) inserted into the first socket 301a along the height direction Z, and the second terminal 12 is used to mate with a second pair of mating terminals (not shown) inserted into the second socket 302a along the height direction Z.

[0061] Fig. 9 An exploded schematic diagram showing an inner housing 3 of an electrical connection module 100 according to an exemplary embodiment of the present utility model; Fig.10 A three-dimensional schematic diagram showing a first terminal 11 and a first cable 21 of an electrical connection module 100 according to an exemplary embodiment of the present utility model; Fig.11A three-dimensional schematic diagram showing a first terminal 11 of an electrical connection module 100 according to an exemplary embodiment of the present utility model; Fig.12 A perspective schematic diagram showing a second terminal 12 and a second cable 22 of an electrical connection module 100 according to an exemplary embodiment of the present utility model; Fig.13 The schematic three-dimensional diagram shows the second terminal 12 of the electrical connection module 100 according to an exemplary embodiment of the present invention.

[0062] like Figures 1 to 13 As shown, in the illustrated embodiment, the first terminal 11 includes a first terminal body 110, the first terminal body 110 has a first pair of matching parts 111 and a first connecting part 112 opposite to each other in the longitudinal direction Y of the inner housing 3, the first pair of matching parts 111 has a first pair of matching ports 111a facing the first socket 301a, and is used to match with the first pair of matching terminals, and the first connecting part 112 is used to electrically connect with the first cable 21 introduced along the longitudinal direction Y. The second terminal 12 includes a second terminal body 120, the second terminal body 120 has a second pair of matching parts 121 and a second connecting part 122 opposite to each other in the height direction Z of the inner housing 3, the second pair of matching parts 121 has a second pair of matching ports 121a facing the second socket 302a, and is used to match with the second pair of matching terminals, and the second connecting part 122 is used to electrically connect with the second cable 22 introduced along the longitudinal direction Y.

[0063] like Figures 1 to 13 As shown, in the illustrated embodiment, a pair of first cable holes 301b are formed on the rear end of the inner housing 3, which are respectively connected to the pair of first terminal grooves 301 and allow the pair of first cables 21 to be introduced respectively along the longitudinal direction Y, and a second cable hole 302b is connected to the second terminal groove 302 and allows the second cable 22 to be introduced along the longitudinal direction Y. The pair of first cable holes 301b are arranged side by side in the transverse direction X of the inner housing 3, and the second cable hole 302b is located above the pair of first cable holes 301b, so that the pair of first cable holes 301b and the second cable hole 302b are arranged in a herringbone manner on the rear side of the inner housing 3.

[0064] like Figures 1 to 13 As shown, in the illustrated embodiment, the electrical connection module 100 further includes: a pair of first cables 21 and a second cable 22. The pair of first cables 21 are respectively introduced from the pair of first cable holes 301b along the longitudinal direction Y and are respectively electrically connected to the first connection portions 112 of the pair of first terminals 11. A second cable 22 is introduced from the second cable hole 302b along the longitudinal direction Y and is electrically connected to the second connection portion 122 of the second terminal 12. The pair of first cables 21 are arranged side by side in the transverse direction X of the inner housing 3, and a second cable 22 is located above the pair of first cables 21, so that the pair of first cables 21 and the second cable 22 are arranged in a herringbone manner.

[0065] like Figures 1 to 13 As shown, in the illustrated embodiment, the first cable 21 has a first conductor end 211 electrically connected to the first connection portion 112 of the first terminal body 110, and the second cable 22 has a second conductor end 221 electrically connected to the second connection portion 122 of the second terminal body 120. The first conductor ends 211 of a pair of first cables 21 are arranged side by side in the transverse direction X of the inner housing 3, and the second conductor end 221 of a second cable 22 is located above the first conductor ends 211 of the pair of first cables 21, so that the first conductor ends 211 of a pair of first cables 21 and the second conductor end 221 of a second cable are arranged in a herringbone manner.

[0066] like Figures 1 to 13 As shown, in the illustrated embodiment, the first mating portion 111 and the first connecting portion 112 are respectively located at two ends of the length direction of the first terminal body 110, and the length direction and width direction of the first terminal body 110 are respectively parallel to the longitudinal direction Y and the height direction Z of the inner housing 3. The second mating portion 121 and the second connecting portion 122 are respectively located at two ends of the length direction of the second terminal body 120, and the length direction and width direction of the second terminal body 120 are respectively parallel to the height direction Z and the longitudinal direction Y of the inner housing 3.

[0067] like Figures 1 to 13 As shown, in the illustrated embodiment, the thickness direction of the first terminal body 110 is perpendicular to the longitudinal direction Y and the height direction Z of the inner shell 3, and the first mating part 111 includes a first top wall plate 11a and a first bottom wall plate 11b spaced opposite to each other in the thickness direction of the first terminal body 110, and a first slot 11c allowing the first mating terminal to be inserted is defined between the first top wall plate 11a and the first bottom wall plate 11b.

[0068] like Figures 1 to 13 As shown, in the illustrated embodiment, the thickness direction of the second terminal body 120 is perpendicular to the longitudinal direction Y and the height direction Z of the inner shell 3, and the second matching part 121 includes a second top wall plate 12a and a second bottom wall plate 12b spaced opposite to each other in the thickness direction of the second terminal body 120, and a slot 12c allowing the second pair of matching terminals to be inserted is defined between the second top wall plate 12a and the second bottom wall plate 12b.

[0069] like Figures 1 to 13 As shown, in the illustrated embodiment, the first terminal 11 further includes a pair of first terminal contact members 101, which are respectively mounted on the inner sides of the first top wall plate 11a and the first bottom wall plate 11b of the first mating portion 111. The first terminal contact member 101 has a plurality of first elastic contact arms 101a, which are arranged in a row in the longitudinal direction Y and extend in the height direction Z, and are used to make electrical contact with the first pair of mating terminals inserted along the height direction Z.

[0070] like Figures 1 to 13 As shown, in the illustrated embodiment, the second terminal 12 further includes a pair of second terminal contact members 102, which are respectively mounted on the inner sides of the second top wall plate 12a and the second bottom wall plate 12b of the second mating portion 121. The second terminal contact member 102 has a plurality of second elastic contact arms 102a, which are arranged in a row in the longitudinal direction Y and extend in the height direction Z, and are used to make electrical contact with the second pair of mating terminals inserted along the height direction Z.

[0071] like Figures 1 to 13 As shown, in the illustrated embodiment, the first terminal 11 also includes a first terminal limiter 103, which is U-shaped and is mounted on the end of the first matching portion 111 to ensure that the distance between the first top wall plate 11a and the first bottom wall plate 11b is equal to a predetermined value.

[0072] like Figures 1 to 13 As shown, in the illustrated embodiment, the first terminal stopper 103 includes: a first top plate 103a, a first bottom plate 103b and a first side plate 103c. The first top plate 103a is abutted against the outer side of the first top wall plate 11a. The first bottom plate 103b is abutted against the outer side of the first bottom wall plate 11b. The first side plate 103c is connected between the first top plate 103a and the first bottom plate 103b and abuts against the end surface of the first mating portion 111.

[0073] like Figures 1 to 13 As shown, in the illustrated embodiment, the first top plate 103a and the first bottom plate 103b have two opposite sides in the width direction of the first terminal body 110, and first elastic buckles 103f with C-shaped cross-sections are respectively formed on both sides of the first top plate 103a and the first bottom plate 103b, and first card grooves 11f corresponding to the first elastic buckle 103f are respectively formed on the edge portions of both sides of the first top wall plate 11a and the first bottom wall plate 11b, and the first elastic buckle 103f is engaged in the first card groove 11f to fix the first terminal limiter 103 to the first matching portion 111.

[0074] like Figures 1 to 13 As shown, in the illustrated embodiment, first elastic locking pieces 103d are formed on the first top plate 103a and the first bottom plate 103b, respectively, and the first elastic locking pieces 103d are engaged with the inner housing 3 to lock the first terminal 11 into the inner housing 3. First guide ribs 103e extending along the longitudinal direction Y are also formed on the first top plate 103a and the first bottom plate 103b, respectively, and the first guide ribs 103e are used to cooperate with the first guide grooves in the inner housing 3 to guide the first terminal 11 to be inserted into the inner housing 3 along the longitudinal direction Y.

[0075] like Figures 1 to 13As shown, in the illustrated embodiment, the second terminal 12 also includes a second terminal stopper 104, which is annular and is mounted on the end of the second matching portion 121 to ensure that the distance between the second top wall plate 12a and the second bottom wall plate 12b is equal to a predetermined value.

[0076] like Figures 1 to 13 As shown, in the illustrated embodiment, the second terminal stopper 104 includes: a second top plate 104a, a second bottom plate 104b and two second side plates 104c. The second top plate 104a is abutted against the outer side of the second top wall plate 12a. The second bottom plate 104b is abutted against the outer side of the second bottom wall plate 12b. The two second side plates 104c are connected between the second top plate 104a and the second bottom plate 104b. The second top plate 104a and the second bottom plate 104b have two opposite sides in the width direction of the second terminal body 120, one second side plate 104c is connected between one side of the second top plate 104a and the second bottom plate 104b and abuts against one side of the second matching portion 121, and the other second side plate 104c is connected between the other side of the second top plate 104a and the second bottom plate 104b and abuts against the other side of the second matching portion 121.

[0077] like Figures 1 to 13 As shown, in the illustrated embodiment, second elastic buckles 104f with C-shaped cross-sections are respectively formed on both sides of the second top plate 104a and the second bottom plate 104b, and second card grooves 12f corresponding to the second elastic buckle 104f are respectively formed on the edge portions on the left and right sides of the second top wall plate 12a and the second bottom wall plate 12b, and the second elastic buckle 104f is engaged in the second card groove 12f to fix the second terminal limiter 104 to the second matching portion 121.

[0078] like Figures 1 to 13 As shown, in the illustrated embodiment, second elastic locking pieces 104d are formed on the second top plate 104a and the second bottom plate 104b, respectively, and the second elastic locking pieces 104d are engaged with the inner housing 3 to lock the second terminal 12 into the inner housing 3. Second guide ribs 104e extending along the height direction Z are also formed on the second top plate 104a and the second bottom plate 104b, respectively, and the second guide ribs 104e are used to cooperate with the second guide grooves in the inner housing 3 to guide the second terminal 12 to be inserted into the inner housing 3 along the height direction Z.

[0079] like Figures 1 to 13As shown, in the illustrated embodiment, the first connecting portion 112 includes a first top plate 112a and a first bottom plate 112b stacked and riveted together in the thickness direction of the first terminal body 110, the first top plate 112a and the first bottom plate 112b are respectively connected to the first top wall plate 11a and the first bottom wall plate 11b, and the first conductor end 211 is flat and is stacked and welded on the first top plate 112a or the first bottom plate 112b.

[0080] like Figures 1 to 13 As shown, in the illustrated embodiment, the second connecting portion 122 includes a second top plate 122a and a second bottom plate 122b which are stacked and riveted together in the thickness direction of the second terminal body 120, the second top plate 122a and the second bottom plate 122b are respectively connected to the second top wall plate 12a and the second bottom wall plate 12b, and the second conductor end 221 is flat and is stacked and welded on the second top plate 122a or the second bottom plate 122b.

[0081] like Figures 1 to 13 As shown, in the illustrated embodiment, the inner housing 3 includes: a main body 3a and a top cover 3b. A top opening communicating with the second terminal slot 302 and the second cable hole 302b is formed at the top of the main body 3a. The top cover 3b is mounted on the top of the main body 3a to close the top opening of the main body 3a. The second terminal 12 and the second cable 22 are inserted into the main body 3a of the inner housing 3 from the top opening of the main body 3a.

[0082] like Figures 1 to 13 As shown, in the illustrated embodiment, the electrical connection module 100 further includes: a first shielding sleeve 41 and a second shielding sleeve 42. The first shielding sleeve 41 is used to electrically connect the shielding layer of the first cable 21 to the outer shielding shell 7 of the connector. The second shielding sleeve 42 is sleeved on the second cable 22, and is used to electrically connect the shielding layer of the second cable 22 to the outer shielding shell 7. In the illustrated embodiment, the front ends of the first shielding sleeve 41 and the second shielding sleeve 42 are respectively sleeved on the rear end of the inner housing 3, and the rear ends of the first shielding sleeve 41 and the second shielding sleeve 42 are respectively sleeved and crimped on the shielding layers of the first cable 21 and the second cable 22.

[0083] like Figures 1 to 13 As shown, in the illustrated embodiment, the electrical connection module 100 further includes a rear end cover 5, which is adapted to be locked onto the rear end of the outer shield shell 7 of the connector to fix the first cable 21 and the second cable 22 to the outer shield shell 7. A through hole is formed on the rear end cover 5 to allow the first cable 21 and the second cable 22 to pass through.

[0084] Although not shown, in an exemplary embodiment of the present invention, the electrical connection module 100 may further include a sealing member, which may be installed in the rear port 70b of the outer shield shell 7 to seal the rear port 70b of the outer shield shell 7. A through hole is formed on the sealing member to allow the first cable 21 and the second cable 22 to pass through.

[0085] like Figures 1 to 13 As shown, in the illustrated embodiment, the electrical connection module 100 further includes: a first end cap 33 and a second end cap 34. The first end cap 33 is mounted on the first socket 301a of the inner housing 3 and is formed with a first guide opening 33a for guiding the first pair of mating terminals to be inserted into the first socket 301a. The second end cap 34 is mounted on the second socket 302a of the inner housing 3 and is formed with a second guide opening 34a for guiding the second pair of mating terminals to be inserted into the second socket 302a.

[0086] like Figures 1 to 13 As shown, in the illustrated embodiment, a wall recess 32 is formed on the outer side of the front end of the inner housing 3, and the wall recess 32 is located between the front ends of a pair of first terminal grooves 301 and directly in front of a second terminal groove 302. The wall recess 32 is used to cooperate with the mounting portion 72 of the outer shield shell 7 of the connector, so that the connector can be fastened to the matching outer shield shell (not shown) by the bolt 71 passing through the mounting portion 72 of the outer shield shell 7 along the height direction Z.

[0087] Fig.14 An exploded schematic diagram showing an electrical connector according to an exemplary embodiment of the present invention when viewed from the bottom; Fig.15 An exploded schematic diagram showing an electrical connector according to an exemplary embodiment of the present invention when viewed from the top; Fig.16 A perspective schematic diagram showing an electrical connector according to an exemplary embodiment of the present invention when viewed from the bottom; Fig.17 A longitudinal cross-sectional view of an electrical connector according to an exemplary embodiment of the present invention is shown.

[0088] like Figures 1 to 17 As shown, in another exemplary embodiment of the utility model, an electrical connector is also disclosed. The electrical connector includes: an outer shielding shell 7 and an electrical connection module 100. An installation chamber 70 is formed in the outer shielding shell 7. The electrical connection module 100 is inserted into the installation chamber 70 of the outer shielding shell 7.

[0089] like Figures 1 to 17As shown, in the illustrated embodiment, the outer shield shell 7 has a mounting portion 72 embedded in the wall recess 32 of the inner shell 3, and a connecting hole 73 is formed on the mounting portion 72 and penetrates along the height direction Z of the outer shield shell 7. The electrical connector also includes a bolt 71, which passes through the connecting hole 73 and is suitable for being threadedly connected to the threaded hole of the matching outer shield shell to fasten the connector to the matching connector. In the illustrated embodiment, the bolt 71 passes through the wall recess 32 of the inner shell 3, so that the bolt 71 is closer to the center of the inner shell 3, thereby reducing the length of the force arm, which can effectively prevent the problem of unbalanced force on the connector.

[0090] like Figures 1 to 17 As shown, in the illustrated embodiment, the outer shield shell 7 has a front end and a rear end opposite to each other in the longitudinal direction Y thereof, and a bottom side and a top side opposite to each other in the height direction Z thereof. The installation chamber 70 has a rear port 70b located at the rear end of the outer shield shell 7, the electrical connection module 100 is inserted into the installation chamber 70 via the rear port 70b, and the first cable 21 and the second cable 22 of the electrical connection module 100 extend from the rear port 70b along the longitudinal direction Y. The installation chamber 70 also has a bottom port 70a located on the bottom side of the front end of the outer shield shell 7, the first socket 301a and the second socket 302a of the inner housing 3 of the electrical connection module 100 are located in the bottom port 70a, so that the first pair of mating terminals and the second pair of mating terminals can be respectively inserted into the first socket 301a and the second socket 302a of the inner housing 3 via the bottom port 70a along the height direction Z.

[0091] like Figures 1 to 17 As shown, in the illustrated embodiment, the electrical connector further comprises a sealing ring 74, which is disposed in the bottom port 70a of the outer shield shell 7 and is adapted to be squeezed between the outer shield shell 7 and a mating outer shield shell to achieve sealing therebetween.

[0092] Those skilled in the art will appreciate that the embodiments described above are exemplary and can be improved upon by those skilled in the art. The structures described in the various embodiments can be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present utility model.

[0093] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to exemplify the preferred implementation modes of the present invention and should not be construed as limiting the present invention.

[0094] Although some embodiments of the general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made to these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined by the claims and their equivalents.

[0095] It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. In addition, any element number of the claims should not be construed as limiting the scope of the present invention.

Claims

1. An electrical connection module, characterized in that: include: An inner housing (3) is formed with a pair of first terminal grooves (301) extending along its longitudinal direction (Y) and a second terminal groove (302) extending along its height direction (Z) and has a front end and a rear end opposite to each other in its longitudinal direction (Y); A pair of first terminals (11) are respectively inserted into the pair of first terminal grooves (301) and their length direction and width direction are respectively parallel to the longitudinal direction (Y) and the height direction (Z); and a second terminal (12) inserted into the second terminal slot (302) and having its length direction and width direction parallel to the height direction (Z) and the longitudinal direction (Y) respectively, The pair of first terminal grooves (301) are arranged side by side in the transverse direction (X) of the inner housing (3); the second terminal groove (302) is located between the pair of first terminal grooves (301); the first terminal groove (301) extends forwardly beyond the second terminal groove (302) along the longitudinal direction (Y); and the second terminal groove (302) extends upwardly beyond the first terminal groove (301) along the height direction (Z). The first terminal slot (301) and the second terminal slot (302) respectively have a first socket (301a) and a second socket (302a) formed on the bottom side of the inner housing (3); the first sockets (301a) of the pair of first terminal slots (301) and the second socket (302a) of the one second terminal slot (302) are arranged in a herringbone pattern on the bottom side of the inner housing (3); The first terminal (11) is used to mate with a first pair of mating terminals inserted into the first socket (301a) along the height direction (Z), and the second terminal (12) is used to mate with a second pair of mating terminals inserted into the second socket (302a) along the height direction (Z).

2. The electrical connection module according to claim 1, characterized in that: The first terminal (11) comprises a first terminal body (110), the first terminal body (110) having a first mating portion (111) and a first connecting portion (112) which are opposite to each other in the longitudinal direction (Y) of the inner housing (3), the first mating portion (111) having a first pair of mating openings (111a) facing the first socket (301a) and used for mating with the first mating terminal, and the first connecting portion (112) being used for electrically connecting with a first cable (21) introduced along the longitudinal direction (Y); The second terminal (12) comprises a second terminal body (120), the second terminal body (120) having a second mating portion (121) and a second connecting portion (122) which are opposite to each other in the height direction (Z) of the inner shell body (3), the second mating portion (121) having a second pair of mating ports (121a) facing the second socket (302a) and being used for mating with the second mating terminal, and the second connecting portion (122) being used for electrically connecting with a second cable (22) introduced along the longitudinal direction (Y).

3. The electrical connection module according to claim 2, characterized in that: A pair of first cable holes (301b) are formed on the rear end of the inner housing (3) and are respectively connected to the pair of first terminal grooves (301) and allow a pair of first cables (21) to be introduced along the longitudinal direction (Y) and a second cable hole (302b) is formed and is connected to the one second terminal groove (302) and allows a second cable (22) to be introduced along the longitudinal direction (Y). The pair of first cable holes (301b) are arranged side by side in the transverse direction (X) of the inner shell (3), and the one second cable hole (302b) is located above between the pair of first cable holes (301b), so that the pair of first cable holes (301b) and the one second cable hole (302b) are arranged in a herringbone manner on the rear side of the inner shell (3).

4. The electrical connection module according to claim 3, characterized in that: Also includes: A pair of first cables (21), respectively introduced from the pair of first cable holes (301b) along the longitudinal direction (Y) and respectively electrically connected to the first connecting portions (112) of the pair of first terminals (11); and a second cable (22) introduced from the second cable hole (302b) along the longitudinal direction (Y) and electrically connected to the second connecting portion (122) of the second terminal (12), The pair of first cables (21) are arranged side by side in a transverse direction (X) of the inner shell (3), and the one second cable (22) is located above the pair of first cables (21), so that the pair of first cables (21) and the one second cable (22) are arranged in a herringbone pattern.

5. The electrical connection module according to claim 4, characterized in that: The first cable (21) has a first conductor end (211) electrically connected to a first connection portion (112) of the first terminal body (110), and the second cable (22) has a second conductor end (221) electrically connected to a second connection portion (122) of the second terminal body (120); The first conductor ends (211) of the pair of first cables (21) are arranged side by side in a transverse direction (X) of the inner shell (3), and the second conductor end (221) of the one second cable (22) is located above between the first conductor ends (211) of the pair of first cables (21), so that the first conductor ends (211) of the pair of first cables (21) and the second conductor end (221) of the one second cable are arranged in a herringbone pattern.

6. The electrical connection module according to claim 5, characterized in that: The first matching portion (111) and the first connecting portion (112) are respectively located at two ends of the first terminal body (110) in the length direction, and the length direction and width direction of the first terminal body (110) are respectively parallel to the longitudinal direction (Y) and height direction (Z) of the inner housing (3); The second matching portion (121) and the second connecting portion (122) are respectively located at two ends of the second terminal body (120) in the length direction, and the length direction and width direction of the second terminal body (120) are respectively parallel to the height direction (Z) and longitudinal direction (Y) of the inner shell body (3).

7. The electrical connection module according to claim 6, characterized in that: The thickness direction of the first terminal body (110) is perpendicular to the longitudinal direction (Y) and the height direction (Z) of the inner shell body (3), and the first matching part (111) includes a first top wall plate (11a) and a first bottom wall plate (11b) spaced opposite to each other in the thickness direction of the first terminal body (110), and a first slot (11c) allowing the first pair of matching terminals to be inserted is defined between the first top wall plate (11a) and the first bottom wall plate (11b).

8. The electrical connection module according to claim 7, characterized in that: The thickness direction of the second terminal body (120) is perpendicular to the longitudinal direction (Y) and the height direction (Z) of the inner shell body (3), and the second matching part (121) includes a second top wall plate (12a) and a second bottom wall plate (12b) spaced opposite to each other in the thickness direction of the second terminal body (120), and a slot (12c) allowing the second matching terminal to be inserted is defined between the second top wall plate (12a) and the second bottom wall plate (12b).

9. The electrical connection module according to claim 7, characterized in that: The first terminal (11) further comprises: A pair of first terminal contact members (101) are respectively mounted on the inner sides of the first top wall plate (11a) and the first bottom wall plate (11b) of the first matching portion (111), The first terminal contact piece (101) has a plurality of first elastic contact arms (101a), which are arranged in a row in the longitudinal direction (Y) and extend in the height direction (Z) for electrically contacting a first pair of mating terminals inserted along the height direction (Z).

10. The electrical connection module according to claim 8, characterized in that: The second terminal (12) further comprises: A pair of second terminal contact members (102) are respectively mounted on the inner sides of the second top wall plate (12a) and the second bottom wall plate (12b) of the second matching portion (121). The second terminal contact piece (102) has a plurality of second elastic contact arms (102a), which are arranged in a row in the longitudinal direction (Y) and extend in the height direction (Z) for electrically contacting a second pair of mating terminals inserted along the height direction (Z).

11. The electrical connection module according to claim 9, characterized in that: The first terminal (11) further comprises: The first terminal stopper (103) is U-shaped and is fitted onto the end of the first matching portion (111) to ensure that the distance between the first top wall plate (11a) and the first bottom wall plate (11b) is equal to a predetermined value.

12. The electrical connection module according to claim 11, characterized in that: The first terminal limiting member (103) comprises: A first top plate (103a) abutting against the outer side of the first top wall plate (11a); A first bottom plate (103b) resting against the outer side of the first bottom wall plate (11b); and The first side plate (103c) is connected between the first top plate (103a) and the first bottom plate (103b) and is in contact with the end surface of the first matching portion (111).

13. The electrical connection module according to claim 12, characterized in that: The first top plate (103a) and the first bottom plate (103b) have two sides opposite to each other in the width direction of the first terminal body (110), and first elastic buckles (103f) with C-shaped cross-sections are respectively formed on both sides of the first top plate (103a) and the first bottom plate (103b), and first card grooves (11f) corresponding to the first elastic buckles (103f) are respectively formed on the edge portions of both sides of the first top wall plate (11a) and the first bottom wall plate (11b), and the first elastic buckle (103f) is engaged in the first card groove (11f) to fix the first terminal limiter (103) to the first matching portion (111).

14. The electrical connection module according to claim 12, characterized in that: A first elastic locking piece (103d) is formed on the first top plate (103a) and the first bottom plate (103b), respectively, and the first elastic locking piece (103d) is engaged with the inner housing (3) to lock the first terminal (11) into the inner housing (3); A first guide rib (103e) extending along the longitudinal direction (Y) is also formed on the first top plate (103a) and the first bottom plate (103b), respectively. The first guide rib (103e) is used to cooperate with the first guide groove in the inner shell (3) to guide the first terminal (11) to be inserted into the inner shell (3) along the longitudinal direction (Y).

15. The electrical connection module according to claim 10, characterized in that: The second terminal (12) further comprises: The second terminal stopper (104) is ring-shaped and is fitted onto the end of the second matching portion (121) to ensure that the distance between the second top wall plate (12a) and the second bottom wall plate (12b) is equal to a predetermined value.

16. The electrical connection module according to claim 15, characterized in that: The second terminal stopper (104) comprises: A second top plate (104a) abutting against the outer side of the second top wall plate (12a); A second bottom plate (104b) resting against the outer side of the second bottom wall plate (12b); and Two second side plates (104c) are connected between the second top plate (104a) and the second bottom plate (104b), The second top plate (104a) and the second bottom plate (104b) have two sides opposite to each other in the width direction of the second terminal body (120), a second side plate (104c) is connected between one side of the second top plate (104a) and the second bottom plate (104b) and abuts against one side of the second mating portion (121), and another second side plate (104c) is connected between the other side of the second top plate (104a) and the second bottom plate (104b) and abuts against the other side of the second mating portion (121).

17. The electrical connection module according to claim 16, characterized in that: Second elastic buckles (104f) with C-shaped cross sections are respectively formed on both sides of the second top plate (104a) and the second bottom plate (104b), and second clamping grooves (12f) corresponding to the second elastic buckles (104f) are respectively formed on the left and right edge portions of the second top wall plate (12a) and the second bottom wall plate (12b), and the second elastic buckles (104f) are engaged in the second clamping grooves (12f) to fix the second terminal limiter (104) to the second matching portion (121).

18. The electrical connection module according to claim 16, characterized in that: A second elastic locking piece (104d) is formed on the second top plate (104a) and the second bottom plate (104b), respectively, and the second elastic locking piece (104d) is engaged with the inner housing (3) to lock the second terminal (12) into the inner housing (3); Second guide ribs (104e) extending along the height direction (Z) are also formed on the second top plate (104a) and the second bottom plate (104b), respectively. The second guide ribs (104e) are used to cooperate with the second guide grooves in the inner shell (3) to guide the second terminal (12) to be inserted into the inner shell (3) along the height direction (Z).

19. The electrical connection module according to claim 7, characterized in that: The first connecting portion (112) comprises a first top plate (112a) and a first bottom plate (112b) which are stacked and riveted together in the thickness direction of the first terminal body (110); the first top plate (112a) and the first bottom plate (112b) are respectively connected to the first top wall plate (11a) and the first bottom wall plate (11b); the first conductor end (211) is flat and is stacked and welded on the first top plate (112a) or the first bottom plate (112b).

20. The electrical connection module according to claim 8, characterized in that: The second connecting portion (122) comprises a second top plate (122a) and a second bottom plate (122b) which are stacked and riveted together in the thickness direction of the second terminal body (120); the second top plate (122a) and the second bottom plate (122b) are respectively connected to the second top wall plate (12a) and the second bottom wall plate (12b); the second conductor end (221) is flat and is stacked and welded on the second top plate (122a) or the second bottom plate (122b).

21. The electrical connection module according to claim 3, characterized in that: The inner shell (3) comprises: A main body (3a) having a top opening formed at the top thereof and communicating with the second terminal groove (302) and the second cable hole (302b); and A top cover (3b) is installed on the top of the main body (3a) and is used to close the top opening of the main body (3a). The second terminal (12) and the second cable (22) are inserted into the main body (3a) of the inner housing (3) from the top opening of the main body (3a).

22. The electrical connection module according to claim 4, characterized in that: Also includes: A first shielding sleeve (41) for electrically connecting the shielding layer of the first cable (21) to an outer shielding shell (7) of a connector; and A second shielding sleeve (42) is sleeved on the second cable (22) and is used to electrically connect the shielding layer of the second cable (22) to the outer shielding shell (7).

23. The electrical connection module according to claim 4, characterized in that: Also includes: a rear end cover (5) adapted to be locked onto the rear end of the outer shielding shell (7) of the connector to fix the first cable (21) and the second cable (22) to the outer shielding shell (7), A through hole is formed on the rear end cover (5) to allow the first cable (21) and the second cable (22) to pass through.

24. The electrical connection module according to claim 1, characterized in that: Also includes: A first end cap (33) is mounted on the first socket (301a) of the inner housing (3) and is formed with a first guide opening (33a) for guiding the first pair of mating terminals to be inserted into the first socket (301a); and The second end cap (34) is mounted on the second socket (302a) of the inner housing (3) and is formed with a second guide opening (34a) for guiding the second pair of mating terminals to be inserted into the second socket (302a).

25. The electrical connection module according to any one of claims 1 to 24, characterized in that: A wall recess (32) is formed on the outer side of the front end of the inner housing (3), and the wall recess (32) is located between the front ends of the pair of first terminal grooves (301) and directly in front of the second terminal groove (302); The wall recess (32) is used to cooperate with the mounting portion (72) of the outer shielding shell (7) of the connector, so that the connector can be fastened to the matching outer shielding shell by means of a bolt (71) passing through the mounting portion (72) of the outer shielding shell (7) along the height direction (Z).

26. An electrical connector, characterized in that: include: An outer shielding shell (7) is formed with a mounting chamber (70); and The electrical connection module (100) according to any one of claims 1 to 25 is inserted into the installation chamber (70) of the outer shielding shell (7).

27. The electrical connector according to claim 26, characterized in that: The outer shielding shell (7) has a mounting portion (72) embedded in the wall recess (32) of the inner shell, and a connecting hole (73) is formed on the mounting portion (72) and penetrates along the height direction (Z) of the outer shielding shell (7); The electrical connector also includes a bolt (71), which passes through the connection hole (73) and is suitable for being threadedly connected to a threaded hole of a matching outer shielding shell to fasten the connector to the matching connector.

28. The electrical connector according to claim 27, characterized in that: The outer shield shell (7) has a front end and a rear end opposite to each other in its longitudinal direction (Y) and a bottom side and a top side opposite to each other in its height direction (Z); The installation chamber (70) has a rear port (70b) located at the rear end of the outer shielding shell (7), the electrical connection module (100) is inserted into the installation chamber (70) via the rear port (70b), and the first cable (21) and the second cable (22) of the electrical connection module (100) extend from the rear port (70b) along the longitudinal direction (Y); The installation chamber (70) also has a bottom port (70a) located on the bottom side of the front end of the outer shielding shell (7), and the first socket (301a) and the second socket (302a) of the inner shell (3) of the electrical connection module (100) are located in the bottom port (70a), so that the first pair of mating terminals and the second pair of mating terminals can be respectively inserted into the first socket (301a) and the second socket (302a) of the inner shell (3) along the height direction (Z) via the bottom port (70a).

29. The electrical connector according to claim 28, characterized in that Also includes: A sealing ring (74) is arranged in the bottom port (70a) of the outer shielding shell (7) and is suitable for being squeezed between the outer shielding shell (7) and the matching outer shielding shell to achieve sealing between the two.

Images