CN213278571U

CN213278571U - Shielding structure and socket with same

Info

Publication number: CN213278571U
Application number: CN202022633934.2U
Authority: CN
Inventors: 唐四明; 牛林; 屈峰成
Original assignee: Shenzhen West Point Precision Technology Co ltd
Current assignee: Shenzhen West Point Precision Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-05-25
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a shielding structure and have this shielding structure's socket relates to the communication technology field. The metal sheet is fixedly attached to the insulating shell, a plurality of through holes for the protrusions to penetrate through are formed in the metal sheet in a one-to-one correspondence mode, each first elastic sheet is arranged between the insulating shell and the metal sheet and is in multipoint elastic contact with the metal sheet, each second elastic sheet is arranged between the insulating shell and the metal sheet, and two second elastic sheets are arranged between every two adjacent first elastic sheets; thereby the problem that the shielding piece and the shell in the shell are easy to loosen or misplace in the prior art is solved.

Description

Shielding structure and socket with same

Technical Field

The utility model relates to the field of communication technology, more specifically say, relate to a shielding structure and have this shielding structure's socket.

Background

The high-speed backplane connector is widely applied to communication technology, and is a type of connector commonly used for large-scale communication equipment, ultrahigh-performance servers, supercomputers, industrial computers and high-end storage equipment. With the continuous improvement of communication technology, the requirements for data transmission rate and storage are higher and higher, and therefore, the technical research on the high-speed backplane connector needs to be increased. Since high-speed backplane connectors transmit high-speed signals, it is desirable to minimize crosstalk between differential signals.

At present, the inside shield plate of current high-speed backplane connector socket passes through the joint with the casing and fixes, but high-speed backplane connector socket pulls out for a long time and inserts the use, leads to producing easily between the inside shield plate of casing and the casing and becomes flexible or misplace, makes the contact failure between the inside shield plate of casing and the ground terminal to lead to the shield plate not good to the cross talk shielding effect between the difference pair signal.

Therefore, how to solve the problem that the shield sheet inside the housing is easily loosened or misaligned with the housing in the prior art is an important technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shielding structure and have this shielding structure's socket produce the technical problem that becomes flexible or misplace easily between inside shielding piece of casing and the casing among the solution prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a shielding structure, include:

the insulating shell is provided with a plurality of bulges;

the metal sheet is fixedly attached to the insulating shell, and a plurality of through holes for the protrusions to penetrate through are formed in the metal sheet in a one-to-one correspondence mode;

the first elastic sheets are arranged between the insulating shell and the metal sheet and are in multipoint elastic contact with the metal sheet respectively;

and each second elastic sheet is arranged between the insulating shell and the metal sheet, and two second elastic sheets are arranged between two adjacent first elastic sheets.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the first end of the first elastic sheet and the first end of the second elastic sheet are both provided with bends, the bending directions of the bends are the same, and the second end of the first elastic sheet and the second end of the second elastic sheet are both provided with interface terminals.

Furthermore, a plurality of folding pieces used for elastically abutting against the first elastic pieces are arranged on one side, close to the insulating shell, of the metal sheet.

Furthermore, the folding pieces and the metal sheet are of an integrated structure, and the distance between every two adjacent folding pieces is less than or equal to 4 mm.

Further, the interface terminal is a fisheye terminal.

Furthermore, the insulating shell is made of plastic.

Furthermore, the metal sheet, the first elastic sheet and the second elastic sheet are all made of phosphor bronze.

Furthermore, the insulating shell and the protrusion are of an integrated structure.

Further, the shape of the protrusion is cylindrical.

The utility model provides a socket, including the aforesaid shielding structure.

The technical scheme provided by the application comprises the following beneficial effects:

the utility model provides an among the technical scheme, shielding structure, including insulating housing, the sheetmetal, first shell fragment and second shell fragment, insulating housing is last to be provided with a plurality of archs, the laminating is fixed with insulating housing to the sheetmetal, and be provided with a plurality of through-holes that are used for supplying protruding one-to-one to pass on the sheetmetal, each first shell fragment all sets up between insulating housing and sheetmetal, and each first shell fragment respectively with sheetmetal multiple spot elastic contact, each second shell fragment all sets up between insulating housing and sheetmetal, and all be provided with two second shell fragments between two adjacent first shell fragments. According to the arrangement, the insulating shell is provided with the plurality of bulges, the metal sheet is provided with the plurality of through holes, the bulges on the insulating shell penetrate through the through holes on the metal sheet, the matching of the bulges and the through holes is convenient for the accurate positioning of the insulating shell and the metal sheet during the assembly, the working efficiency and the installation quality of the metal sheet and the insulating shell during the installation are improved, when the metal sheet is assembled on the insulating shell, the parts of the bulges extending out of the through holes completely and fixedly attach the metal sheet and the insulating shell by a hot melting method, the looseness between the metal sheet and the insulating shell is effectively avoided, and the reliable contact between the plurality of elastic contact points on the metal sheet and the grounding terminal is ensured; thereby the problem that the shielding piece and the shell in the shell are easy to loosen or misplace in the prior art is solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the shielding structure of the embodiment of the present invention after removing the insulating housing;

fig. 2 is a schematic structural diagram of the whole shielding structure in the embodiment of the present invention.

Reference numerals:

1. an insulating housing; 2. a protrusion; 3. a metal sheet; 4. a through hole; 5. a first spring plate; 6. a second elastic sheet; 7. bending; 8. an interface terminal; 9. and folding the sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The purpose of this embodiment is to provide a shielding structure and a socket having the shielding structure, thereby solving the problem that looseness or dislocation is easily generated between the shielding sheet inside the housing and the housing in the prior art.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1-2, the present embodiment provides a shielding structure, which includes an insulating housing 1, a metal sheet 3, a first elastic sheet 5 and a second elastic sheet 6, wherein the insulating housing 1, the metal sheet 3, the first elastic sheet 5 and the second elastic sheet 6 are made of materials that can be set according to specific use environments, the insulating housing 1 is preferably made of a plastic material, the plastic material has good processing characteristics, can be processed into products with various shapes according to use requirements, and has a simple processing process, the metal sheet 3, the first elastic sheet 5 and the second elastic sheet 6 are preferably made of phosphor bronze material, since phosphor bronze is alloy copper, the phosphor bronze has good conductivity and is not easy to generate heat, thereby ensuring safety and strong fatigue resistance, and the elastic sheets made of phosphor bronze material can ensure better contact, have good elasticity and stable plugging, the insulating housing 1 is provided with a plurality of protrusions 2, insulating housing 1 and protruding 2 preferred injection moulding integral type forming structure in this embodiment, protruding 2's shape can be set for according to specific service environment, protruding 2's shape is preferred cylindricly in this embodiment, sheetmetal 3 and the fixed laminating of insulating housing 1, and be provided with a plurality of through-holes 4 that are used for supplying protruding 2 one-to-one to pass on the sheetmetal 3, through-hole 4's shape is preferred circularly in this embodiment, each first shell fragment 5 all sets up between insulating housing 1 and sheetmetal 3, and each first shell fragment 5 respectively with sheetmetal 3 multiple spot elastic contact, each second shell fragment 6 all sets up between insulating housing 1 and sheetmetal 3, and all be provided with two second shell fragments 6 between two adjacent first shell fragments 5.

According to the arrangement, the plurality of protrusions 2 are arranged on the insulating shell 1, the plurality of through holes 4 are formed in the metal sheet 3, the protrusions 2 on the insulating shell 1 penetrate through the through holes 4 in the metal sheet 3, the protrusions 2 are matched with the through holes 4, so that the insulating shell 1 and the metal sheet 3 can be accurately positioned during assembling, the working efficiency and the assembling quality of the metal sheet 3 and the insulating shell 1 during assembling are improved, when the metal sheet 3 is assembled on the insulating shell 1, the part, extending out of the through holes 4, of the protrusions 2 completely and fixedly attach the metal sheet 3 to the insulating shell 1 through a hot melting method, looseness between the metal sheet 3 and the insulating shell 1 is effectively avoided, and reliable contact between a plurality of elastic contact points on the metal sheet 3 and a grounding terminal is guaranteed; thereby the problem that the shielding piece and the shell in the shell are easy to loosen or misplace in the prior art is solved.

In a more specific embodiment, the first end of the first elastic sheet 5 and the first end of the second elastic sheet 6 are both provided with a bend 7, and the bending directions of the bends 7 are the same, when the socket and the plug are inserted and matched, the condition that the metal elastic sheet on the socket and the metal needle on the plug cannot be contacted or are not contacted well is avoided, the second end of the first elastic sheet 5 and the second end of the second elastic sheet 6 are both provided with interface terminals 8, the interface terminal 8 corresponding to the first elastic sheet 5 in this embodiment is used for electrically connecting with a ground circuit in the single board circuit board, the interface terminal 8 corresponding to the second elastic sheet 6 in this embodiment is used for electrically connecting with a signal circuit in the single board circuit board, in this embodiment, the interface terminal 8 is preferably a fish-eye terminal, because the fisheye terminal only needs the crimping in the diaphragm orifice on the circuit board, need not welding process, easy operation is convenient and firm in connection.

As an alternative embodiment, the metal sheet 3 is provided with a plurality of folding pieces 9 for elastically abutting against the respective first elastic pieces 5 at a side close to the insulating housing 1, in this embodiment, the folding pieces 9 and the metal sheet 3 are preferably of an integral structure, and a distance between two adjacent folding pieces 9 is less than or equal to 4 mm. So set up, the design of a plurality of tabs 9 can guarantee the complete contact between sheetmetal 3 and each first shell fragment 5, makes the active area maximize of shielding.

This embodiment also provides a socket, where the socket includes the shielding structure in any of the above embodiments, and since the socket employs the shielding structure described in the above embodiments, beneficial effects of the socket and the shielding structure are consistent, and thus detailed descriptions are omitted herein.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A shielding structure, comprising:

the insulation shell (1), wherein a plurality of bulges (2) are arranged on the insulation shell (1);

the metal sheet (3) is fixedly attached to the insulating shell (1), and a plurality of through holes (4) for the protrusions (2) to penetrate through are formed in the metal sheet (3) in a one-to-one corresponding mode;

the first elastic sheets (5) are arranged between the insulating shell (1) and the metal sheet (3), and the first elastic sheets (5) are in multipoint elastic contact with the metal sheet (3) respectively;

the second elastic pieces (6) are arranged between the insulating shell (1) and the metal sheet (3), and two second elastic pieces (6) are arranged between every two adjacent first elastic pieces (5).

2. The shielding structure according to claim 1, wherein the first end of the first spring (5) and the first end of the second spring (6) are both provided with bends (7), the bending directions of the bends (7) are the same, and the second ends of the first spring (5) and the second spring (6) are both provided with interface terminals (8).

3. The shielding structure according to claim 1, characterized in that the metal sheet (3) is provided with a plurality of flaps (9) for elastically abutting against the respective first resilient tabs (5) on a side thereof adjacent to the insulating housing (1).

4. The shielding structure according to claim 3, characterized in that the flaps (9) are of one-piece construction with the metal sheet (3) and the distance between two adjacent flaps (9) is less than or equal to 4 mm.

5. Shielding structure according to claim 2, characterized in that the interface terminal (8) is a fish-eye terminal.

6. Shielding structure according to claim 1, wherein the insulating housing (1) is made of plastic.

7. The shielding structure according to claim 1, characterized in that the metal sheet (3), the first spring (5) and the second spring (6) are all made of phosphor bronze.

8. Shielding structure according to claim 1, characterized in that the insulating housing (1) and the protrusion (2) are of one-piece construction.

9. Shielding structure according to claim 1, characterized in that the protrusion (2) is cylindrical in shape.

10. A socket comprising a shielding structure according to any one of claims 1 to 9.