TWM617270U - Electrical connector - Google Patents

Abstract

The present invention discloses an electrical connector, which includes a first transmission component and a second transmission component assembled in the first transmission component along an installation direction. The first transmission component includes an outer shell and a first transmission module. The outer shell is formed with two assembling holes respectively located on opposite sides. The first transmission module includes a first rubber core installed inside the outer shell and a first terminal set fixed on the first rubber core. The second transmission assembly includes an inner casing and a second transmission module installed inside the inner casing. The inner shell includes two guide posts on opposite sides, and each guide post includes a connecting section, and an assembly section and a positioning section extending from the connecting section to opposite sides along the installation direction. The assembly sections of the two guide posts of the inner shell are respectively inserted and fixed to the two assembly holes of the outer shell.

Description

Electrical connector

This creation relates to a connector, in particular to an electrical connector.

Among the existing electrical connectors that include two mutually assembled shells, in order to control the size and the strength requirements, the existing electrical connectors are all formed on the outer or larger shell with a conductor. Lead. However, the forming position of the guide post of the existing electrical connector has invisibly limited the design of other components, which in turn affects subsequent research and development and improvement.

Therefore, the author believes that the above-mentioned shortcomings can be improved, and with great concentration of research and the application of scientific principles, finally proposed a reasonable design and effective improvement of the above-mentioned shortcomings of this creation.

The inventive embodiment is to provide an electrical connector, which can effectively improve the defects that may occur in the existing electrical connector.

This creative embodiment discloses an electrical connector, which includes: a first transmission component, including: an outer casing formed with two assembly holes located on opposite sides, respectively; and a first transmission module, including: a A first rubber core installed on the inner side of the outer shell; a first terminal set fixed to the first rubber core; and a plurality of first cables connected to the first terminal set; and a second The transmission assembly is assembled in the first transmission assembly along an installation direction, and the second transmission assembly includes: an inner housing including two guide posts on opposite sides, each of the guides The leading column includes a connecting section and an assembly extending from the connecting section to opposite sides along the installation direction Section and a positioning section; and a second transmission module installed on the inner side of the inner shell; wherein the assembly sections of the two guide posts of the inner shell are inserted and fixed to the The two assembly holes of the outer shell.

In summary, the electrical connector disclosed in this creative embodiment forms two guide posts on the inner housing located inside, so that the outer housing and the inner housing are mutually When assembling, the fixability of the inner shell in the installation direction and the vertical direction can be strengthened to prevent the inner shell from being separated from other components. Furthermore, any one of the guide posts is formed along the installation direction, so as to reduce the possible deviation when the outer shell and the inner shell are assembled with each other.

In order to have a better understanding of the features and technical content of this creation, please refer to the following detailed descriptions and drawings about this creation, but these descriptions and drawings are only used to illustrate this creation, not to make any claims about the scope of protection of this creation. limit.

100: electrical connector

1: The first transmission component

11: Outer shell

111: The first metal shell

1111: The first injection space

1111a: top trough-like space

1111b: bottom trough-like space

1111c: runner

1112: assembly hole

1113: Convex Rib

1114: first sudden package

1115: The first installation slot

112: The first injection block

1121: The first separation slot

12: The first transmission module

121: The first rubber core

122: The first terminal group

1221: The first grounding piece

1222: The first total lot

1222a: The first U-shaped cutting edge

1222b: first long side

1222c: The first welding zone

1222d: The first placement area

1222e: first opening

1223: first ground terminal

1224: The first signal terminal

1225: first accommodation gap

123: The first cable

1231: first casing

1232: first core wire

1233: first insulating layer

1234: first ground wire

2: The second transmission component

21: inner shell

211: The second metal shell

2111: The second injection space

2112: Guiding Post

2112a: connection segment

2112b: Assembly section

2112c: positioning segment

2113: second sudden package

2114: second installation slot

212: The second injection block

2121: Second separation slot

22: The second transmission module

221: second rubber core

222: The second terminal group

2221: The second grounding piece

2222: The second total lot

2222a: The second U-shaped cutting edge

2222b: second long side

2222c: The second welding zone

2222d: second placement area

2222e: second opening

2223: second ground terminal

2224: second signal terminal

2225: second housing gap

223: second cable

2231: second casing

2232: second core wire

2233: second insulating layer

2234: second ground wire

3: shielding piece

D: Installation direction

D1121, D2121: Spacing

FIG. 1 is a three-dimensional schematic diagram of the electrical connector of the first creative embodiment.

FIG. 2 is a three-dimensional schematic diagram of FIG. 1 from another perspective.

Fig. 3 is an exploded schematic diagram of Fig. 1.

Fig. 4 is an exploded schematic diagram of Fig. 2.

Fig. 5 is an exploded schematic diagram of the first transmission component in Fig. 3.

Fig. 6 is an exploded schematic diagram of the first transmission component in Fig. 4.

FIG. 7 is a bottom plan view of the first transmission module in FIG. 6 with the first rubber core omitted.

Fig. 8 is a schematic cross-sectional view of Fig. 2 along the section line VIII-VIII.

FIG. 9 is an exploded schematic diagram of the second transmission component in FIG. 3.

Fig. 10 is an exploded schematic diagram of the second transmission component in Fig. 4.

FIG. 11 is a top plan view of the second transmission module in FIG. 10 with the second rubber core omitted.

Fig. 12 is a schematic cross-sectional view of Fig. 2 along the line XII-XII.

Fig. 13 is a schematic cross-sectional view of Fig. 1 along the line XIII-XIII.

Fig. 14 is a schematic plan view of Fig. 2 (the first cable and the second cable are omitted).

Fig. 15 is a three-dimensional schematic diagram of the electrical connector of the second creative embodiment.

The following is a specific specific embodiment to illustrate the implementation of the "electric connector" disclosed in this creation, and those skilled in the art can understand the advantages and effects of this creation from the content disclosed in this specification. This creation can be implemented or applied through other different specific embodiments, and various details in this specification can also be based on different viewpoints and applications, and various modifications and changes can be made without departing from the concept of this creation. In addition, the drawings of this creation are merely schematic illustrations, and are not depicted in actual size, and are stated in advance. The following implementations will further describe the related technical content of this creation in detail, but the disclosed content is not intended to limit the scope of protection of this creation.

It should be understood that although terms such as "first", "second", and "third" may be used herein to describe various elements or signals, these elements or signals should not be limited by these terms. These terms are mainly used to distinguish one element from another, or one signal from another signal. In addition, the term "or" used in this document may include any one or a combination of more of the associated listed items depending on the actual situation.

[Example 1]

Please refer to FIG. 1 to FIG. 14, which are the first embodiment of the creation. This embodiment discloses an electrical connector 100, especially a board-to-board cable connector, but the creation is not limited to this. As shown in FIGS. 1 to 4, the electrical connector 100 in this embodiment includes a first transmission component 1 and a second transmission component 2 assembled in the first transmission component 1 along a mounting direction D , And a shielding sheet 3 clamped between the first transmission component 1 and the second transmission component 2, but this creation is not limited to this. To facilitate the description of this embodiment, the structure of the first transmission component 1 and the second transmission component 2 will be introduced first, and then the connection relationship between them will be described in a timely manner.

As shown in FIGS. 5 to 8, the first transmission assembly 1 includes an outer casing 11 and a first transmission module 12 installed inside the outer casing 11. Wherein, the outer shell 11 includes a first metal shell 111 and a first injection block 112 formed in the first metal shell 111 in this embodiment, but the invention is not limited to this. For example, in other embodiments not shown in this creation, the first injection block 112 can be detachably mounted on the first metal shell 111; or, the outer shell 11 can also omit the The first injection block 112.

Furthermore, as shown in FIGS. 5 and 6, the first metal shell 111 is an integrally formed one-piece structure, and the first metal shell 111 (or the outer shell 11) is formed with a top A first injection space 1111 and two assembly holes 1112 with a surface (through) extending to the bottom surface, at least one rib 1113 formed in each assembly hole 1112, and spaced apart (and located in the first The multiple first protruding packages 1114 inside the metal shell 111), but the present creation is not limited to this. However, in other embodiments not shown in this creation, the first metal shell 111 may omit a plurality of the first protrusions 1114 and/or at least one of the ribs 1113.

Wherein, the first injection space 1111 in this embodiment includes a top groove-shaped space 1111a, a bottom groove-shaped space 1111b, and a plurality of connecting the top groove-shaped space 1111a to the bottom groove-shaped space 1111b Runner 1111c. The top groove-shaped space 1111a is formed by recessing from the top surface of the first metal shell 111, and the bottom groove-shaped space 1111b is formed by recessing from the bottom surface of the first metal shell 111, One end of the plurality of flow passages 1111c is connected to the top groove-shaped space 1111a, and the other end of the plurality of flow passages 1111c is connected to the bottom groove-shaped space 1111b.

To put it another way, the top groove-shaped space 1111a can be connected to the bottom groove-shaped space 1111b along the installation direction D through any one of the flow passages 1111c; Above, the cross-sectional area of the plurality of flow passages 1111c is smaller than the cross-sectional area of the top groove-shaped space 1111a, and also smaller than the cross-sectional area of the bottom groove-shaped space 1111b.

In addition, the first metal shell 111 is recessed on its bottom surface with a first installation groove 1115 adjacent to the bottom groove-shaped space 1111b, and the bottom groove-shaped space 1111b and the first installation groove 1115 are more Can communicate with each other. The two assembly holes 1112 are respectively located on opposite sides of the first metal shell 111 (or the outer shell 11) and communicate with the first installation groove 1115. Furthermore, a plurality of the first protrusions 1114 are located in the first installation groove 1115, and the plurality of the first protrusions 1114 can be arranged in at least one row and can respectively correspond to and abut the first ground terminal 1223 and at least one of the first common section 1222; a plurality of the first protrusions 1114 are arranged in three rows in this embodiment, and the positions of the plurality of the first protrusions 1114 in any two rows Correspond to each other; that is, one of the first bumps 1114 in any column may correspond to one of the first bumps 1114 in different columns in position.

The first injection block 112 is filled in the first injection space 1111, and the first injection block 112 cannot be separated from the first metal shell 111; that is, the first injection block 112 is in the present In the embodiment, the top groove-shaped space 1111a, the bottom groove-shaped space 1111b, and a plurality of the runners 1111c are filled (through buried input), and the top side and bottom side of the first injection block 112 Preferably, they are coplanar on the top surface and the bottom surface of the first metal shell 111 respectively.

In more detail, the first injection block 112 is formed with a plurality of first partition grooves 1121 arranged at intervals, and the plurality of first partition grooves 1121 are located in a shape corresponding to the bottom groove in this embodiment. The first injection block 112 in the space 1111b. Wherein, a plurality of the first separation grooves 1121 are arranged in a row, that is, they are arranged perpendicular to the installation direction D and parallel to the longitudinal direction of the first metal shell 111, and the plurality of first separation grooves 1121 are connected to the The first mounting slot 1115, and any adjacent The two inner walls of the two first separating grooves 1121 on the same side are preferably separated by a distance D1121 between 0.5 mm (mm) and 0.65 mm (as shown in FIG. 14), but This creation is not limited to this.

As shown in FIGS. 5 to 7, the first transmission module 12 includes a first terminal set 122, a plurality of first cables 123 connected to the first terminal set 122, and installed on the outer shell A first rubber core 121 on the inner side of 11, but this creation is not limited to this. For example, in other embodiments not shown in this creation, the first transmission module 12 may omit a plurality of the first cables 123 according to design requirements.

The first terminal group 122 is fixed to the first rubber core 121 and includes a first grounding member 1221 and a plurality of first signal terminals 1224. Wherein, the first grounding member 1221 in this embodiment is an integrally formed one-piece structure (for example, formed by cutting a strip) and has a first common area 1222 and a first common area 1222 A plurality of first ground terminals 1223 extending from the edge.

Accordingly, in this embodiment, the electrical connector 100 adopts the single-piece structure of the first grounding member 1221 to improve the overall grounding effect, and can also effectively lift the first grounding member 1221 The production and assembly efficiency of the electrical connector 100 is further improved.

In more detail, the first common section 1222 is substantially rectangular in this embodiment and has a first U-shaped cutting edge 1222a and a first long side connected to the first U-shaped cutting edge 1222a Side 1222b, a plurality of the first ground terminals 1223 are facing the same direction from the first long side 1222b of the first common section 1222 (for example, along the mounting direction D perpendicular to the first metal The direction of the short side of the shell 111 or parallel to the direction of the first metal shell 111) is formed by bending and extending, and the two ends of the first U-shaped cut edge 1222a are respectively connected to the two first metal shells. A ground terminal 1223. Furthermore, the two ends of the first U-shaped cutting edge 1222a refer to: the first common section 1222 is parallel to the opposite sides of the short side of the first metal shell 111 and is respectively connected to the Where the opposite ends of the first long side 1222b are connected, they are respectively connected to the two first ground terminals 1223.

The first common section 1222 and the plurality of first ground terminals 1223 surround and form a plurality of first accommodating notches 1225 arranged at intervals (that is, the first long side of the first common section 1222 A plurality of the first accommodating notches 1225) are formed between the 1222b and the plurality of the first ground terminals 1223, and the plurality of the first signal terminals 1224 are respectively disposed in the plurality of the first accommodating notches 1225 In other words, a plurality of the first signal terminals 1224 and a plurality of the first ground terminals 1223 are arranged in a row together, and the plurality of the first signal terminals 1224 and the plurality of the first ground terminals 1223 The arrangement direction is parallel to the long side of the first metal shell 111 or parallel to the first long side 1222 b of the first common section 1222. Wherein, each of the first accommodating gaps 1225 is provided with two first signal terminals 1224 and they are defined as a differential signal pair, which do not contact the first common section 1222 and any of the first grounds. The terminal 1223, and one end of each of the first signal terminals 1224 adjacent to the first common ground section 1222 extends a predetermined width along the arrangement direction, which is preferably other parts of the first signal terminals 1224 1~3 times the width of (or in other words, the ends of the two first signal terminals 1224 located in any one of the first accommodating openings 1225, whose ends extend or widen away from each other in the arrangement direction ), but this creation is not limited to this. For example, in other embodiments not shown in this creation, each of the first accommodating openings 1225 may also have only one first signal terminal 1224, or a set of differential signal pairs and Other conductive terminals.

Furthermore, the first common lot 1222 includes a plurality of first welding areas 1222c and a plurality of first placement areas 1222d arranged in a staggered arrangement with respect to the plurality of first welding areas 1222c; that is, any One of the first placement areas 1222d is located between the two first welding areas 1222c. Wherein, a plurality of the first welding areas 1222c are respectively adjacent to a plurality of the first ground terminals 1223, and a plurality of the first placement areas 1222d respectively correspond to a plurality of the first cables 123 (or , Each of the first accommodating areas 1222d is adjacent to one of the first accommodating notches 1225 and two One of the first signal terminals 1224), and at least one of the first placement areas 1222d is formed with a first opening 1222e.

Each of the first cables 123 includes a first sleeve 1231, at least one first core wire 1232 (e.g., two) penetrating through the first sleeve 1231, and covered on at least one of the first wires 1231. A first insulating layer 1233 of a core wire 1232 and a first ground wire 1234 passing through the first sleeve 1231. Wherein, at least one part of the first core wire 1232 passes through the first sleeve 1231 and is connected to (adjacent or corresponding) at least one of the first signal terminals 1224; the first ground wire A part of 1234 passes through the first sleeve 1231 and is connected to the first common section 1222.

In more detail, in any one of the first cables 123, the first ground wire 1234 (for example, a part of the first ground wire 1234 passing through the first sleeve 1231) faces away from at least One of the first core wires 1232 in the partial direction (that is, away from the first signal terminal 1224 and the first ground terminal 1223 and toward the first common section 1222), bends and straddles The outer surface of the first sleeve 1231 is welded to the adjacent first welding area 1222c. Accordingly, in this embodiment, the first ground wire 1234 is welded to the first common section 1222 by the above-mentioned reflex welding structure, so there is no need to cross the first insulating layer 1233 to avoid affecting signal integrity. sex.

In addition, the first rubber core 121 is used to fix the first terminal group 122 and each adjacent part of the first cable 123, and the shape of the first rubber core 121 roughly corresponds to the The partial groove bottom shape of the first installation groove 1115 enables the first rubber core 121 to be firmly fitted into the first installation groove 1115 of the first metal shell 111, and the first rubber core 121 can be formed by single or multiple molding or injection molding, and this creation is not limited here.

Wherein, the first common section 1222, a part of each of the first ground terminals 1223, and the part of each of the first cables 123 are buried in the first rubber core 121, and The first rubber core 121 fills up the plurality of first openings 1222 e of the first common area 1222. On the surface of the first ground member 1221 adjacent to the first metal shell 111, the partial surface of the first common section 1222 (of each of the first welding areas 1222c) and each of the first A part of the surface of the ground terminal 1223 is coplanar (or exposed) on the surface of the first rubber core 121.

Furthermore, as shown in FIGS. 5 to 8, the plurality of first protruding packages 1114 respectively abut against the plurality of first ground terminals 1223 (with the first common section 1222 along the installation direction D). ), so that the outer shell 11 (such as the first metal shell 111) abuts against the plurality of first ground terminals 1223 (shared with the first section 1222). In this embodiment, two rows of the first bumps 1114 are in contact with a plurality of the first ground terminals 1223, and the other row of the first bumps 1114 are in contact with the first ground terminals 1223. A plurality of the first welding areas 1222c of a common lot 1222; that is, a plurality of the first bumps 1114 can further correspond to and abut against the first ground terminal 1223 and the first common lot 1222, respectively At least one of them. Wherein, the two rows of the first bumps 1114 abutting on the plurality of the first ground terminals 1223 are any two of the first bumps 1114 located in different rows and corresponding to each other abutting on one of the first bumps 1114. The first ground terminal 1223 (e.g., the partial surface of the first ground terminal 1223 exposed on the first rubber core 121, and the first ground terminal 1223 adjacent to but not buried in the first rubber core 121 A ground terminal 1223).

Accordingly, the first grounding member 1221 can abut against the plurality of first protrusions 1114 through the first common section 1222 and/or the plurality of first ground terminals 1223, or directly abut against all the first protrusions 1114. The first metal shell 111 further forms a common ground structure through the first metal shell 111, thereby effectively achieving the effect of isolating crosstalk.

Furthermore, a plurality of free ends of the first terminal group 122 (for example, a portion far away from each of the first signal terminals 1224 of the first rubber core 121, and a portion away from the first rubber core 121) Each position of the first ground terminal 1223 is respectively accommodated in the plurality of first separation grooves 1121 of the first injection block 112. Accordingly, the first terminal group 122 can pass through the first terminal set 122 in this embodiment The plurality of first partition grooves 1121 of an injection block 112 separate the plurality of free ends thereof, so that the first injection block 112 can prevent the plurality of free ends of the first terminal group 122 They are in contact with each other, thereby effectively avoiding the first metal shell 111 to interfere with the first metal shell 111 to form a short circuit. Furthermore, the first injection block 112 is directly formed in the first metal shell 111 to facilitate the automated production of the outer shell 11, thereby effectively improving the production efficiency of the electrical connector 100.

The above is the description of the structure of the first transmission component 1 in this embodiment, and the structure of the second transmission component 2 will be described below. However, it should be noted first that, although the first transmission component 1 and the second transmission component 2 are described in this embodiment in cooperation with each other, the present creation is not limited to this. For example, in other embodiments not shown in this creation, the first transmission component 1 or the second transmission component 2 (that is, any transmission component) can also be applied separately (such as: sales) Or it can be used in conjunction with other components; or, the two first transmission components 1 can be matched with each other or the two second transmission components 2 can be matched with each other.

As shown in FIGS. 9 to 11, the second transmission assembly 2 includes an inner casing 21 assembled on the outer casing 11 and a second transmission module 22 installed inside the inner casing 21. Wherein, in other embodiments not shown in this creation, the first transmission module 12 or the second transmission module 22 (that is, any transmission module) can also be used separately (for example, selling ) Or used with other components.

Furthermore, as shown in FIGS. 9 and 10, the inner shell 21 in this embodiment includes a second metal shell 211 and a second injection block 212 formed in the second metal shell 211, but This creation is not limited to this. For example, in other embodiments not shown in this creation, the second injection block 212 can be detachably mounted on the second metal shell 211; or, the inner shell 21 can also be omitted. The second injection block 212 is described.

Furthermore, the second metal shell 211 is an integrally formed one-piece structure, and the second metal shell 211 (or the inner housing 21) is formed with a top surface extending from its top surface to the bottom surface. The second injection space 2111, two guide posts 2112 located on opposite sides of the second injection space 2112, and a plurality of second protruding packages 2113 arranged at intervals (and located inside the second metal shell 211), but this creation does not This is limited. However, in other embodiments not shown in this creation, the second metal shell 211 may omit a plurality of the second protrusions 2113.

In addition, the top surface of the second metal shell 211 is recessed with a second mounting groove 2114 adjacent to the second injection space 2111, and the two guide posts 2112 are respectively located in the second metal shell. 211 (or the inner casing 21) on opposite sides. Furthermore, a plurality of the second protrusions 2113 are located in the second installation groove 2114, the plurality of second protrusions 2113 can be arranged in at least one row, and the plurality of second protrusions 2113 are used in this embodiment. In the example, they are arranged in three columns.

In more detail, each guide post 2112 includes a connecting section 2112a, and an assembly section 2112b and a positioning section 2112c extending from the connecting section 2112a to opposite sides along the installation direction D. In each guide post 2112, the outer surface of the connecting section 2112a, the outer surface of the assembly section 2112b, and the outer surface of the positioning section 2112c are arc-shaped and mutually along the installation direction D. It’s all right, but this creation is not limited to this. For example, the shape of each guide post 2112 can be adjusted and changed according to design requirements, or each guide post 2112 can be an integrally formed one-piece structure and installed in the second metal shell 211.

The second injection block 212 is filled in the second injection space 2111, and the second injection block 212 cannot be separated from the second metal shell 211; that is, the second injection block 212 is in the present In the embodiment, the second injection molding space 2111 is filled up (by embedding and exiting), and the bottom side of the second injection block 212 is preferably coplanar with the bottom surface of the second metal shell 211.

In more detail, the second injection block 212 is formed with a plurality of second partition grooves 2121 arranged at intervals, and the plurality of second partition grooves 2121 are located in the second injection block 212 in this embodiment. The bottom side. Wherein, a plurality of the second partition grooves 2121 are arranged in a row, that is, are arranged perpendicular to the installation direction D and parallel to the longitudinal direction of the second metal shell 211, and a plurality of the second partitions The groove 2121 is connected to the second installation groove 2114, and any two adjacent second partition grooves 2121 are preferably separated by 0.5 millimeters (mm) between the two inner walls on the same side. ) ~ 0.65 mm with a spacing of D2121 (such as: Figure 14), but this creation is not limited to this.

As shown in FIGS. 9 to 11, the second transmission module 22 includes a second terminal set 222, a plurality of second cables 223 connected to the second terminal set 222, and installed in the inner shell There is a second rubber core 221 inside the body 21, but this creation is not limited to this. For example, in other embodiments not shown in this creation, the second transmission module 22 may omit multiple second cables 223 according to design requirements.

Wherein, the second terminal set 222 fixed to the second rubber core 221 includes a second ground member 2221 and a plurality of second signal terminals 2224. Wherein, the second grounding member 2221 in this embodiment is an integrally formed one-piece structure (for example, formed by cutting a strip) and has a second common lot 2222 and a second common lot 2222 A plurality of second ground terminals 2223 extending from the edge.

Accordingly, in this embodiment, the electrical connector 100 adopts the single-piece structure of the second grounding member 2221 to improve the overall grounding effect, and can also effectively lift the second grounding member 2221 The production and assembly efficiency of the electrical connector 100 is further improved.

In more detail, the second common section 2222 is substantially rectangular in this embodiment and has a second U-shaped cut edge 2222a and a second long side connected to the second U-shaped cut edge 2222a On the side 2222b, the plurality of second ground terminals 2223 are facing the same direction from the second long side 2222b of the second common section 2222 (for example, along the installation direction D perpendicular to the second metal The direction of the short side of the shell 211 or parallel to the direction of the second metal shell 211) is formed by bending and extending, and the two ends of the second U-shaped cutting edge 2222a are respectively connected to the two first Two ground terminal 2223. Further, the two ends of the second U-shaped cutting edge 2222a refer to: the second common section 2222 is parallel to the opposite sides of the short side of the second metal shell 211 and is respectively connected to the Where the opposite ends of the second long side 2222b are connected, they are respectively connected to the two second ground terminals 2223.

The second common section 2222 and the plurality of second ground terminals 2223 surround and form a plurality of second accommodating notches 2225 arranged at intervals (that is, the second long side of the second common section 2222 A plurality of the second accommodating notches 2225) are formed between the 2222b and the plurality of the second ground terminals 2223), and the plurality of the second signal terminals 2224 are respectively disposed in the plurality of the second accommodating notches 2225 ; That is, a plurality of the second signal terminals 2224 and a plurality of the second ground terminals 2223 are arranged in a row together, and the plurality of the second signal terminals 2224 and the plurality of the second ground terminals 2223 The arrangement direction is parallel to the long side of the second metal shell 211 or parallel to the second long side 2222b of the second common section 2222. Wherein, each of the second accommodating gaps 2225 is provided with two second signal terminals 2224 and they are defined as a differential signal pair, which does not contact the second common section 2222 and any of the second grounds. Terminal 2223, and one end of each second signal terminal 2224 adjacent to the second common ground section 2222 extends a predetermined width along the arrangement direction, which is preferably other parts of the second signal terminal 2224 1~3 times the width of (or in other words, the ends of the two second signal terminals 2224 located in any one of the second accommodating openings 2225 extend or widen away from each other along the arrangement direction ), but this creation is not limited to this. For example, in other embodiments not shown in this creation, each of the second accommodating openings 2225 may also be provided with only one second signal terminal 2224, or a set of differential signal pairs and Other conductive terminals.

Furthermore, the second common lot 2222 includes a plurality of second welding areas 2222c and a plurality of second placement areas 2222d arranged in a staggered arrangement with respect to the plurality of second welding areas 2222c; that is, any One of the second placement areas 2222d is located between the two second welding areas 2222c. Wherein, the plurality of second welding areas 2222c are respectively adjacent to the plurality of second ground terminals 2223, and the plurality of second placement areas 2222d respectively correspond to the plurality of second cables 223 (or , Each of the second accommodating areas 2222d is adjacent to one of the second accommodating notches 2225 and two One of the second signal terminals 2224), and at least one of the second placement areas 2222d is formed with a second opening 2222e.

Each of the second cables 223 includes a second sleeve 2231, at least one second core wire 2232 (for example, two) passing through the second sleeve 2231, and covered at least one of the first wires. A second insulating layer 2233 of the two core wires 2232 and a second ground wire 2234 passing through the second sleeve 2231. Wherein, at least one part of the second core wire 2232 passes through the second sleeve 2231 and is connected to (adjacent or corresponding) at least one of the second signal terminals 2224; the second ground wire A part of 2234 passes through the second sleeve 2231 and is connected to the second common section 2222.

In more detail, in any one of the second cables 223, the second ground wire 2234 (for example, a part of the second ground wire 2234 that passes through the second sleeve 2231) faces away from at least One of the second core wires 2232 in the partial direction (that is, away from the second signal terminal 2224 and the second ground terminal 2223 and toward the second common section 2222), bends and straddles The outer surface of the second sleeve 2231 is welded to the adjacent second welding area 2222c. Accordingly, in this embodiment, the second ground wire 2234 is welded to the second common section 2222 by the above-mentioned structure design, so there is no need to cross the second insulating layer 2233 to avoid affecting signal integrity. sex.

In addition, the second rubber core 221 is used to fix the second terminal group 222 and each adjacent part of the second cable 223, and the shape of the second rubber core 221 roughly corresponds to the The partial groove bottom shape of the second installation groove 2114 enables the second rubber core 221 to be firmly fitted into the second installation groove 2114 of the second metal shell 211, and the second rubber core 221 can be formed by single or multiple molding or injection molding, and this creation is not limited here.

Wherein, the second common section 2222, a part of each of the second ground terminals 2223, and the part of each of the second cables 223 are buried in the second rubber core 221, and The second rubber core 221 fills up the plurality of second openings 2222e of the second common section 2222. On the surface of the second ground member 2221 adjacent to the second metal shell 211, the partial surface of the second common section 2222 (of each of the second welding areas 2222c) and each of the second A partial surface of the ground terminal 2223 is coplanar (or exposed) on the surface of the second rubber core 221.

Furthermore, as shown in FIGS. 8 to 11, at least part of the plurality of second protruding packages 2113 respectively correspond to and abut against the plurality of second ground terminals 2223 and the second ground terminal 2223 along the installation direction D. At least one of the two sections 2222 is used to make the inner shell 21 (such as the second metal shell 211) abut against the plurality of second ground terminals 2223 of the second terminal group 222. In this embodiment, one row of the second protrusions 2113 abuts against a plurality of the second ground terminals 2223, and another row of the second protrusions 2113 abuts against the second common section 2222 A plurality of the second welding areas 2222c. Wherein, the two rows of the second bumps 2113 abutting on the plurality of the second ground terminals 2223 are any two of the second bumps 2113 located in different rows and corresponding to each other abutting on one place. The second ground terminal 2223 (e.g., the partial surface of the second ground terminal 2223 exposed on the second rubber core 221, and the second ground terminal 2223 adjacent to but not buried in the second rubber core 221 The location of the second ground terminal 2223).

Accordingly, the second ground member 2221 can abut against the plurality of second protrusions 2113 through the second common section 2222 and/or the plurality of second ground terminals 2223, or directly abut against all the second protrusions 2113. The second metal shell 211 further forms a common ground structure through the second metal shell 211, thereby effectively achieving the effect of isolating crosstalk.

Furthermore, a plurality of free ends of the second terminal group 222 (such as a part far away from each of the second signal terminals 2224 of the second rubber core 221, and a part far away from the second rubber core 221) Each position of the second ground terminal 2223) is respectively accommodated in the plurality of second separation grooves 2121 of the second injection block 212. Accordingly, in this embodiment, the second terminal set 222 can be divided by the plurality of second partition grooves 2121 of the second injection block 212 to separate the plurality of free ends thereof, so that the The second injection block 212 can prevent the plurality of free ends of the second terminal set 222 from contacting each other, thereby effectively avoiding the second metal shell 211 from contacting and forming a short circuit. Furthermore, the second injection block 212 is directly formed in the second metal shell 211 to facilitate the automated production of the inner shell 21, thereby effectively improving the production efficiency of the electrical connector 100.

The above is the structural description of the first transmission component 1 and the second transmission component 2 in this embodiment. It should be supplemented that the first transmission component 1 and the second transmission component 2 (or, The first transmission module 12 and the second transmission module 22) have roughly the same structure and design principles in this creation. The main difference lies in the structural difference derived from the assembly and cooperation of the components. (E.g., the assembly hole 1112 and the guide post 2112), and the size and configuration of each component (e.g., the first signal terminal 1224 and the second signal terminal 2224 have different lengths and different Bending direction). The following describes the connection relationship between the first transmission component 1, the second transmission component 2, and the shielding sheet 3, but this creation is not limited to this. For example, in other embodiments not shown in this creation, the electrical connector 100 may omit the shielding sheet 3.

In this embodiment, as shown in FIG. 8, FIG. 12, and FIG. 13, the assembly sections 2112b of the two guide posts 2112 of the inner shell 21 are inserted and fixed to the outer shell 11, respectively. Of the two assembly holes 1112, so that the shielding sheet 3 is clamped between the first transmission component 1 and the second transmission component 2, so that the first transmission component is separated by the shielding sheet 3 A terminal group 122 and the second terminal group 222.

Wherein, the assembling section 2112b of each guide post 2112 is in an interference fit with at least one of the ribs 1113 in the assembling holes 1112 that are inserted into each other, so that the outer shell 11 and the The inner shell 21 can be connected more firmly, but the present creation is not limited to this. Furthermore, any one of the guide posts 2112 and the assembly holes 1112 that are inserted into each other is formed with at least one convex rib 1113, that is, one of the two passes through at least one convex rib 1113 It is an interference fit. For example, in other embodiments not shown in this creation, the assembly hole 1112 The convex rib 1113 may not be formed, and the outer surface of the guide post 2112 is formed with the aforementioned convex rib 1113; or, the assembling hole 1112 and the guide post 2112 may not form the convex rib 1113.

Accordingly, the electrical connector 100 is formed by forming the two guide posts 2112 in the inner housing 21 located inside (or having a smaller volume), so that the outer housing 11 and the inner housing When 21 are assembled with each other, the fixability of the inner housing 21 in the mounting direction D and the vertical direction thereof can be strengthened to prevent the inner housing 21 from being separated from other components. Furthermore, any one of the guide posts 2112 is formed along the installation direction D, so as to reduce the deviation that may occur when the outer shell 11 and the inner shell 21 are assembled with each other.

Furthermore, as shown in FIGS. 2 and 14, the plurality of first partition grooves 1121 of the first injection block 112 respectively face the plurality of second partition grooves 2121 of the second injection block 212, and The plurality of free ends of the first terminal set 122 and the plurality of free ends of the second terminal set 222 protrude from the outer housing 11 along the mounting direction D for abutting On the same board surface of a circuit board, but this creation is not limited to this. For example, in other embodiments not shown in this creation, the plurality of free ends of the first terminal set 122 and/or the second terminal set 222 may not protrude from the outer housing 11; Or, any one of the first separation grooves 1121 and the corresponding second separation groove 2121 may respectively face away from each other, or respectively face the same direction.

In addition, the shielding sheet 3 is connected to at least one of the outer shell 11 and the inner shell 21. In this embodiment, the shielding sheet 3 is connected to the inner housing 21 at the front end portion or connected to a row of the second protruding packages 2113 that does not abut the second grounding member 2221 (such as: FIG. 12) , And the two side ends of the shielding sheet 3 adjacent to the two guide posts 2112 abut against the outer shell 11 (for example: the inner side wall of the first mounting groove 1115), but this creation Not limited to this. For example, in other embodiments not shown in this creation, the two ends of the shielding sheet 3 may abut against the inner casing 21 and the outer casing 11, respectively.

Accordingly, the first metal shell 111 of the first transmission assembly 1 is connected to the first connection The ground element 1221, the second metal shell 211 of the second transmission assembly 2, the second ground element 2221, and the shielding sheet 3 can be electrically coupled to each other to achieve a common ground effect, so as to effectively improve The electromagnetic shielding effect of the electrical connector 100.

[Example 2]

Please refer to Figure 15, which is the second embodiment of this creation. Since this embodiment is similar to the above embodiment 1, the similarities of the two embodiments will not be described again. The differences between this embodiment and the above embodiment 1 are roughly explained as follows: In this embodiment, each A part of the assembly section 2112b of the guide column 2112 protrudes from the top surface of the outer shell 11 and is riveted to the top surface of the outer shell 11, so as to be more firmly connected to the Outer shell11.

[Technical effects of this creative embodiment]

In summary, the electrical connector disclosed in this creative embodiment forms two guide posts on the inner housing located inside, so that the outer housing and the inner housing are mutually When assembling, the fixability of the inner shell in the installation direction and the vertical direction can be strengthened to prevent the inner shell from being separated from other components. Furthermore, any one of the guide posts is formed along the installation direction, so as to reduce the possible deviation when the outer shell and the inner shell are assembled with each other.

Furthermore, the electrical connector disclosed in this creative embodiment adopts the single-piece structure of the first grounding member to improve the overall grounding effect, and can also effectively improve the first grounding member The efficiency of production and assembly further improves the production efficiency of the electrical connector.

In addition, in the electrical connector disclosed in the embodiment of the present invention, the first terminal group adopted by it can separate the plurality of free ends of the first injection block by the plurality of first partition grooves. , Thereby effectively avoiding the formation of a short circuit when it interferes with the first metal shell. Wherein, the first injection block is directly formed in the first metal shell to facilitate the automated production of the outer shell. It can effectively improve the production efficiency of the electrical connector.

The content disclosed above is only a preferred and feasible embodiment of this creation, and does not limit the patent scope of this creation. Therefore, all equivalent technical changes made using this creation specification and schematic content are included in the patent scope of this creation. Inside.

111: The first metal shell

1112: assembly hole

1113: Convex Rib

211: The second metal shell

2112: Guiding Post

2112a: connection segment

2112b: Assembly section

2112c: positioning segment

D: Installation direction

Claims (11)

An electrical connector, which includes: A first transmission component, including: An outer casing formed with two assembly holes located on opposite sides respectively; and A first transmission module, including: A first rubber core installed on the inner side of the outer shell; A first terminal set, fixed to the first rubber core; and A plurality of first cables connected to the first terminal group; and A second transmission component is assembled in the first transmission component along an installation direction, and the second transmission component includes: An inner shell includes two guide posts on opposite sides, each of the guide posts includes a connecting section, and an assembly extending from the connecting section to opposite sides along the installation direction Segment and a positioning segment; and A second transmission module installed on the inner side of the inner casing; Wherein, the assembly sections of the two guide posts of the inner shell are respectively inserted and fixed to the two assembly holes of the outer shell. The electrical connector according to claim 1, wherein, in each of the guide posts, the outer surface of the connecting section, the outer surface of the assembly section, and the outer surface of the positioning section are arcuate Shaped and aligned with each other along the installation direction. The electrical connector according to claim 1, wherein the second transmission module includes a second rubber core installed inside the inner housing, and a second terminal fixed to the second rubber core Group and a plurality of second cables connected to the second terminal group; wherein the plurality of free ends of the first terminal group and the plurality of free ends of the second terminal group are installed along the The direction protrudes from the outer shell. The electrical connector according to claim 1, wherein the outer shell includes: A first metal shell formed with a first injection space extending from the top surface to the bottom surface; and A first injection block, filled in the first injection space, and the first injection block is formed with a plurality of first partition grooves arranged at intervals; Wherein, a plurality of free ends of the first terminal group are respectively accommodated in a plurality of the first separation grooves of the first injection block. The electrical connector according to claim 1, wherein the inner housing includes: A second metal shell formed with a second injection space extending from the top surface to the bottom surface, and the two guide posts are respectively located on opposite sides of the second metal shell; and A second injection molding block filled in the second injection molding space, and the second injection molding block is formed with a plurality of second partition grooves arranged at intervals; Wherein, the second transmission module includes a second terminal set installed inside the inner casing, and a plurality of free ends of the second terminal set are respectively accommodated in the plurality of second injection blocks. One of the second separation grooves. The electrical connector according to claim 1, wherein the first terminal group includes: A first grounding piece, which is an integrally formed one-piece structure and has a first common ground section and a plurality of first ground terminals extending from the edge of the first common ground section, and the first common ground section and a plurality of The first ground terminal is surrounded and formed with a plurality of first accommodating notches arranged at intervals; and A plurality of first signal terminals are respectively arranged in the plurality of first accommodating notches. The electrical connector according to claim 6, wherein each of the first accommodating notches is provided with two first signal terminals, which are defined as a differential signal pair. The electrical connector according to claim 1, wherein any one of the assembling holes is formed by penetrating from the top surface to the bottom surface of the outer shell. The electrical connector according to claim 1, wherein at least one rib is formed in any one of the guide pillars and the assembly holes that are inserted into each other, and all of the guide pillars The assembling section and the assembling holes that are inserted into each other are in interference fit through at least one of the protruding ribs. The electrical connector according to claim 1, wherein a part of the assembly section of each of the guide posts protrudes from the top surface of the outer shell and is riveted to the top of the outer shell. noodle. The electrical connector according to claim 6, wherein one end of each of the first signal terminals adjacent to the first common ground section is along a plurality of the first signal terminals and a plurality of the ground terminals The arrangement direction extends a predetermined width.

Images