A wafer structure of a high-speed connector

Abstract

The present invention discloses a wafer structure of a high-speed connector, which includes multiple groups of signal terminals. Both ends of the signal terminals are respectively connected to a connector and a PCB board. The wafer structure further includes: a shielding member composed of a first shielding sheet, a second shielding sheet, and a connecting sheet. The first shielding sheet and the second shielding sheet are fixed by the connecting sheet, and a shielding chamber is formed among the first shielding sheet, the second shielding sheet, and the connecting sheet. A plurality of grounding terminal sheets penetrate through the interior of the shielding chamber and divide the shielding chamber into a plurality of shielding channels. A plurality of the signal terminals are respectively located in the plurality of shielding channels. The wafer structure of the high-speed connector disclosed in this application has a better shielding effect on signals. On the basis of achieving an overall shielding effect through the first shielding sheet, the second shielding sheet, and the connecting sheet, the shielding chamber is divided into a plurality of shielding channels by the grounding terminal sheets to form a fully enclosed shielding structure, further improving the shielding effect on the signal terminals.

Description

Technical Field

[0001] The present invention relates to the technical field of high-speed connectors, and specifically to a wafer structure of a high-speed connector. Background Art

[0002] With the development of technology, the performance requirements for high-speed signal transmission are getting higher and higher. However, the existing structure cannot meet the performance requirements, and a new structure is needed to support the requirements for performance transmission. For this reason, we propose a wafer structure of a high-speed connector. Summary of the Invention

[0003] The purpose of the present invention is to provide a wafer structure of a high-speed connector to solve the problems raised in the above background art.

[0004] To achieve the above purpose, the present invention provides the following technical solution: A wafer structure of a high-speed connector, including multiple groups of signal terminals, both ends of the signal terminals are respectively connected to a connector and a PCB board, and further includes:

[0005] A shielding member composed of a first shielding sheet, a second shielding sheet and a connecting sheet, the first shielding sheet and the second shielding sheet are fixed by the connecting sheet, and a shielding chamber is formed among the first shielding sheet, the second shielding sheet and the connecting sheet;

[0006] Multiple grounding terminal sheets, the multiple grounding terminal sheets penetrate through the inside of the shielding chamber, the grounding terminal sheets are perpendicular to the first shielding sheet and the second shielding sheet, and the shielding chamber is divided into multiple shielding channels to form a full-wrap shielding structure, and the multiple signal terminals are respectively located in the multiple shielding channels.

[0007] Preferably, a spring structure is provided at one end of the grounding terminal sheet where the signal terminal is connected to the connector, and the spring structure is used to make the grounding terminal sheet in close contact with the connector.

[0008] Preferably, the spring structure includes a first spring piece and a second spring piece made of an elastic material, one ends of the first spring piece and the second spring piece are both fixed at one end of the grounding terminal sheet where the signal terminal is connected to the connector, and the first spring piece and the second spring piece are distributed in a U-shaped structure for clamping a plug inserted between the first spring piece and the second spring piece.

[0009] Preferably, there are two second spring pieces, and the first spring piece is located at the central position between the two second spring pieces.

[0010] Preferably, inclined surfaces facing outwards are respectively provided at one ends of the first spring piece and the second spring piece away from the grounding terminal sheet.

[0011] Preferably, a plurality of first protrusions are provided on both sides of the grounding terminal piece, first through holes adapted to the first protrusions are provided on the first shielding piece and the second shielding piece, and the first protrusions on both sides of the grounding terminal piece are respectively fixedly inserted into the first through holes on the first shielding piece and the second shielding piece.

[0012] Preferably, it further includes a connection terminal for the shielding member to contact the PCB board. The connection terminal includes a first terminal, a second terminal and a third terminal. The first terminal and the second terminal are respectively fixed to the first shielding piece and the second shielding piece, and the third terminal is fixed to the grounding terminal piece.

[0013] Preferably, the first shielding piece and the connecting piece are of an integral structure. A second protrusion is fixed to the end of the connecting piece away from the first shielding piece. A second through hole adapted to the second protrusion is provided on the second shielding piece, and the second protrusion is fixedly inserted into the second through hole.

[0014] Preferably, it further includes a main body rubber. A part of the main body rubber is clamped between the first shielding piece and the second shielding piece, and the signal terminal and the grounding terminal piece are respectively embedded in the main body rubber.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] 1. Compared with the traditional high-speed connector wafer structure, the high-speed connector wafer structure disclosed in the present application has a better shielding effect on signals. On the basis of the overall shielding effect achieved by the first shielding piece, the second shielding piece and the connecting piece, the shielding chamber is divided into multiple shielding channels by the grounding terminal piece, forming a full-coverage shielding structure, which further improves the shielding effect on the signal terminal.

[0017] 2. The first elastic piece and the second elastic piece can clamp the inserted plug, so that the grounding terminal piece contacts the connector more tightly. Elastic pieces are provided on both sides of the plug to ensure balanced contact force.

[0018] 3. By connecting to the PCB board synchronously through the first terminal, the second terminal and the third terminal, the shielding effect is improved, and the signal transmission performance of the signal terminal 1 is stronger. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0020] Figure 2 It is a schematic diagram of the connection terminal structure of the present invention;

[0021] Figure 3 It is a schematic diagram of the shielding chamber structure of the present invention;

[0022] Figure 4Schematic diagram of the shielding channel structure of the present invention;

[0023] Figure 5 Schematic diagram of the elastic sheet structure of the present invention;

[0024] Figure 6 is Figure 2 Enlarged view of area A in

[0025] Figure 7 is Figure 3 Enlarged view of area B in

[0026] In the figure: 1. Signal terminal; 2. First shielding sheet; 3. Second shielding sheet; 4. Connecting sheet; 5. Shielding member; 6. Shielding chamber; 7. Ground terminal sheet; 8. Shielding channel; 9. Elastic sheet structure; 10. First elastic sheet; 11. Second elastic sheet; 12. Inclined surface; 13. First protrusion; 14. First through hole; 15. Connecting terminal; 16. First terminal; 17. Second terminal; 18. Third terminal; 19. Second protrusion; 20. Second through hole; 21. Main body rubber. Detailed implementation manners

[0027] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0028] Please refer to Figures 1-4 , the present invention provides a technical solution: a wafer structure of a high-speed connector, including multiple groups of signal terminals 1, both ends of the signal terminal 1 are respectively connected to a connector and a PCB board, and further includes: a shielding member 5 composed of a first shielding sheet 2, a second shielding sheet 3 and a connecting sheet 4, the first shielding sheet 2 and the second shielding sheet 3 are fixed by the connecting sheet 4, and a shielding chamber 6 is formed among the first shielding sheet 2, the second shielding sheet 3 and the connecting sheet 4; multiple ground terminal sheets 7, the multiple ground terminal sheets 7 penetrate through the inside of the shielding chamber 6, the ground terminal sheets 7 are perpendicular to the first shielding sheet 2 and the second shielding sheet 3, and the shielding chamber 6 is divided into multiple shielding channels 8 to form a full-package shielding structure, and the multiple signal terminals 1 are respectively located in the multiple shielding channels 8.

[0029] Compared with the traditional high-speed connector wafer structure, the high-speed connector wafer structure disclosed in the present application has a better shielding effect on signals. On the basis of achieving an overall shielding effect through the first shielding sheet 2, the second shielding sheet 3 and the connecting sheet 4, the shielding chamber 6 is divided into multiple shielding channels 8 by the grounding terminal sheet 7, forming a full-wrap shielding structure, which further improves the shielding effect on the signal terminal 1.

[0030] Please refer to Figure 4 , as a preferred embodiment, the grounding terminal sheet 7 is provided with a spring piece structure 9 at one end connected to the connector of the signal terminal 1, and the spring piece structure 9 is used to make the grounding terminal sheet 7 in close contact with the connector.

[0031] Please refer to Figure 5 , as a preferred embodiment, the spring piece structure 9 includes a first spring piece 10 and a second spring piece 11 made of elastic material. One ends of the first spring piece 10 and the second spring piece 11 are both fixed to one end of the grounding terminal sheet 7 connected to the connector of the signal terminal 1. The first spring piece 10 and the second spring piece 11 are distributed in a U-shaped structure and are used to clamp the plug inserted between the first spring piece 10 and the second spring piece 11.

[0032] The first spring piece 10 and the second spring piece 11 can play a clamping role on the inserted plug, so that the grounding terminal sheet 7 is in closer contact with the connector. Springs are provided on both sides of the plug to ensure balanced contact force.

[0033] Please refer to Figure 5 , as a preferred embodiment, there are two second spring pieces 11, and the first spring piece 10 is located at the center position between the two second spring pieces 11. The elasticity of the spring piece structure 9 is improved by the two second spring pieces 11, and the clamping area of the spring piece structure 9 on the plug is increased.

[0034] Please refer to Figure 5 , as a preferred embodiment, the ends of the first spring piece 10 and the second spring piece 11 away from the grounding terminal sheet 7 are respectively provided with outward inclined surfaces 12 to facilitate the insertion of the plug between the first spring piece 10 and the second spring piece 11.

[0035] Please refer to Figure 7 , as a preferred embodiment, the two sides of the grounding terminal sheet 7 are respectively provided with a plurality of first protrusions 13, and the first shielding sheet 2 and the second shielding sheet 3 are provided with first through holes 14 matching the first protrusions 13. The first protrusions 13 on both sides of the grounding terminal sheet 7 are respectively fixedly inserted into the first through holes 14 on the first shielding sheet 2 and the second shielding sheet 3.

[0036] The grounding terminal piece 7 is fixed to the first shielding piece 2 and the second shielding piece 3 through the first protrusion 13, which improves the stability of the grounding terminal piece 7 and makes the overall mechanical strength greater.

[0037] Please refer to Figure 6 , as a preferred embodiment, it further includes a connection terminal 15 for the shielding piece 5 to contact the PCB board. The connection terminal 15 includes a first terminal 16, a second terminal 17 and a third terminal 18. The first terminal 16 and the second terminal 17 are respectively fixed to the first shielding piece 2 and the second shielding piece 3, and the third terminal 18 is fixed to the grounding terminal piece 7.

[0038] By connecting to the PCB board synchronously through the first terminal 16, the second terminal 17 and the third terminal 18, the shielding effect is improved, and the signal transmission performance of the signal terminal 1 is stronger.

[0039] Please refer to Figure 7 , as a preferred embodiment, the first shielding piece 2 and the connecting piece 4 are of an integral structure. A second protrusion 19 is fixed to the end of the connecting piece 4 away from the first shielding piece 2. A second through hole 20 is provided on the second shielding piece 3, and the second protrusion 19 is fixedly inserted into the second through hole 20.

[0040] By connecting the first shielding piece 2 and the second shielding piece 3 through the second protrusion 19, it is convenient for the installation and disassembly of the two.

[0041] Please refer to Figure 1 , as a preferred embodiment, it further includes a main body rubber 21. A part of the main body rubber 21 is clamped between the first shielding piece 2 and the second shielding piece 3, and the signal terminal 1 and the grounding terminal piece 7 are respectively embedded in the main body rubber 21.

[0042] The main body rubber 21 can play a supporting role for the signal terminal 1 and the grounding terminal piece 7, and improves the stability of the wafer structure.

[0043] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprises", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not expressly listed, or elements inherent to such process, method, article or device.

[0044] Although embodiments of the present invention have been shown and described, those of ordinary skill in the art will appreciate that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-speed connector wafer structure, comprising a plurality of signal terminals (1), wherein two ends of the signal terminals (1) are connected to the connector and the PCB board respectively, characterized in that: Also includes: A shielding member (5) consisting of a first shielding sheet (2), a second shielding sheet (3), and a connecting sheet (4), wherein the first shielding sheet (2) and the second shielding sheet (3) are fixed via the connecting sheet (4), and a shielding chamber (6) is formed between the first shielding sheet (2), the second shielding sheet (3), and the connecting sheet (4); A plurality of grounding terminal pieces (7), wherein the plurality of grounding terminal pieces (7) penetrate the interior of the shielding chamber (6), the grounding terminal pieces (7) are substantially perpendicular to the first shielding piece (2) and the second shielding piece (3), and separate the shielding chamber (6) into a plurality of shielding channels (8), forming a fully enclosed shielding structure, and the plurality of signal terminals (1) are respectively located in the plurality of shielding channels (8); A plurality of first protrusions (13) are respectively provided on both sides of the grounding terminal piece (7); first through holes (14) cooperating with the first protrusions (13) are provided on the first shielding piece (2) and the second shielding piece (3); and the first protrusions (13) on both sides of the grounding terminal piece (7) are respectively fixedly inserted into the first through holes (14) on the first shielding piece (2) and the second shielding piece (3); It also includes a connecting terminal (15) for the shielding member (5) to contact the PCB board, the connecting terminal (15) including a first terminal (16), a second terminal (17) and a third terminal (18), the first terminal (16) and the second terminal (17) being fixed to the first shielding sheet (2) and the second shielding sheet (3) respectively, and the third terminal (18) being fixed to the grounding terminal sheet (7).

2. The high-speed connector wafer structure according to claim 1, characterized in that: The grounding terminal piece (7) is provided with a spring structure (9) at one end where the signal terminal (1) is connected to the connector, and the spring structure (9) is used to bring the grounding terminal piece (7) into close contact with the connector.

3. The high-speed connector wafer structure according to claim 2, characterized in that: The spring structure (9) comprises a first spring (10) and a second spring (11) made of elastic material, one end of each of the first spring (10) and the second spring (11) being fixed to the end of the ground terminal piece (7) located at the connection between the signal terminal (1) and the connector, and the first spring (10) and the second spring (11) being distributed in a U-shaped structure and used for clamping a plug inserted between the first spring (10) and the second spring (11).

4. The high-speed connector wafer structure according to claim 3, characterized in that: Two second elastic pieces (11) are provided, and the first elastic piece (10) is located at the center of the two second elastic pieces (11).

5. The high-speed connector wafer structure according to claim 4, characterized in that: An outwardly inclined surface (12) is provided at one end of the first elastic piece (10) and the second elastic piece (11) away from the ground terminal piece (7).

6. The high-speed connector wafer structure according to claim 1, characterized in that: The first shielding sheet (2) and the connecting sheet (4) are an integral structure; a second protrusion (19) is fixed to the end of the connecting sheet (4) away from the first shielding sheet (2); a second through hole (20) is provided on the second shielding sheet (3) and matches the second protrusion (19); and the second protrusion (19) is fixedly inserted into the second through hole (20).

7. The high-speed connector wafer structure according to claim 1, characterized in that: It also includes a main rubber (21), a portion of which is clamped between the first shielding piece (2) and the second shielding piece (3), and the signal terminal (1) and the grounding terminal piece (7) are respectively embedded in the main rubber (21).

Images