CN109524849A - Metal shielding board for high-speed differential signal connector - Google Patents
Metal shielding board for high-speed differential signal connector Download PDFInfo
- Publication number
- CN109524849A CN109524849A CN201910020247.2A CN201910020247A CN109524849A CN 109524849 A CN109524849 A CN 109524849A CN 201910020247 A CN201910020247 A CN 201910020247A CN 109524849 A CN109524849 A CN 109524849A
- Authority
- CN
- China
- Prior art keywords
- main body
- transmission module
- metal shielding
- signal transmission
- shielding board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002184 metal Substances 0.000 title claims abstract description 30
- 230000008054 signal transmission Effects 0.000 claims abstract description 45
- 238000005452 bending Methods 0.000 claims description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6591—Specific features or arrangements of connection of shield to conductive members
Abstract
The invention discloses a kind of metal shielding boards for high-speed differential signal connector, including barricade main body, more than two bridge structures are arranged at intervals on the panel of above-mentioned barricade main body, more than two bulge-structures are arranged at intervals in a side of above-mentioned barricade main body, and salient point is provided with above above-mentioned bulge-structure, above-mentioned bridge structure is consistent with the protrusion direction of bulge-structure.The present invention can make to realize that multiple spot is connected between metal shielding board and adjacent male end signal transmission module or the shielding shell of female end signal transmission module, to shorten return flow path, and bulge-structure can form ground hole around telltale hole, and it is located at signal differential between any two, to reduce the crosstalk between signal.
Description
Technical field
The present invention relates to differential signal connectors technical fields, and in particular to a kind of for high-speed differential signal connector
Metal shielding board.
Background technique
At present in high-speed differential signal connector, the return flow path in transmission link around differential signal is connected by multiple spot
It connects and interconnects realization between metal screen to shorten return flow path and pass through, spacing is consistent between metal and metal
It needs to assist other structures, complex process is not easy to control.
In current high-speed differential signal connector, due to the limitation of its structure, the crosstalk between signal is serious, differential signal
It interferes with each other, the final laser propagation effect for influencing signal connector.
Summary of the invention
The purpose of the present invention is to provide a kind of metal shielding boards for high-speed differential signal connector, solve current
In high-speed differential signal connector, due to there is no the limitation of the structure of barricade or barricade, lead to returning between Difference signal pair
Flow path is big, the serious problem of signal cross-talk.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of metal shielding board for high-speed differential signal connector, including barricade main body, the face of above-mentioned barricade main body
It is arranged at intervals with more than two bridge structures on plate, is arranged at intervals in a side of above-mentioned barricade main body more than two
Bulge-structure, and salient point is provided with above above-mentioned bulge-structure, the protrusion direction one of above-mentioned bridge structure and bulge-structure
It causes.
Preferably, more than two above-mentioned bridge structures are uniformly arranged according to cornerwise mode.
Preferably, when above-mentioned metal shielding board is mounted on above-mentioned male end signal transmission module or female end signal transmission module
When upper, above-mentioned bulge-structure is located between male end signal transmission module or the adjacent Difference signal pair of female end signal transmission module.
Preferably, same direction of more than two above-mentioned bridge structures towards barricade main body, and in above-mentioned screen
Corresponding to bar shaped groove is provided at the position of bridge structure in shield plate main body, the both ends of above-mentioned bridge structure are connected to item
The both ends of shape through slot.
Preferably, above-mentioned bridge structure is movably connected in the both ends of above-mentioned bar shaped groove.
Preferably, the one end of above-mentioned barricade main body be provided with for female end signal transmission module or male end signal
The bending protrusion that transmission module is clamped, the overbending direction and the protrusion direction phase of above-mentioned bridge structure of above-mentioned bending protrusion
Instead.
Preferably, one end opposite with bending protrusion in above-mentioned barricade main body is arranged at intervals with for solid with pedestal
Determine, the protruding teeth of conducting, is provided in a side of above-mentioned barricade main body for " L " type latch fixed with pedestal.
Compared with prior art, the beneficial effects of the present invention are:
In metal shielding board of the invention, be arranged in the barricade main body of metal shielding board more than two bridge structures and
Bulge-structure, after metal shielding board is fixed with male end signal transmission module or female end signal transmission module, multiple male ends
Signal transmission module or female end signal transmission module will do it laid out in parallel, can make metal shielding board and adjacent male end signal
Multiple spot connection is realized between transmission module or the shielding shell of female end signal transmission module, to shorten return flow path.
Bulge-structure in the present invention can be formed around telltale hole ground hole, and be located at signal differential to two-by-two it
Between, to reduce the crosstalk between signal.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the side view of certain one side of the invention.
Fig. 3 is the overall structure diagram after metal screen and signal transmission module installation of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to Fig. 1,2, for one embodiment of the present of invention, a kind of metallic shield for high-speed differential signal connector
Plate, including barricade main body 200 are arranged at intervals with more than two bridge structures on the panel of above-mentioned barricade main body 200
201, more than two bulge-structures 206, and above-mentioned protrusion knot are arranged at intervals in a side of above-mentioned barricade main body 200
The top of structure 206 is provided with salient point 207, and above-mentioned bridge structure 201 is consistent with the protrusion direction of bulge-structure 206.The bridge knot
Structure 201 is the arch-type structure for protruding from barricade main body 200, which is a side in barricade main body 200
On, it is the protrusion for amplifying formation upwards on the side, salient point is used for and adjacent male end signal transmission module or female end signal
Transmission module is contacted.
In this embodiment, the purpose that more than two bridge structures and bulge-structure are set is spaced in barricade main body
It is multiple male end signals transmission after metal shielding board is fixed with male end signal transmission module or female end signal transmission module
Module or female end signal transmission module will do it laid out in parallel, can make metal shielding board and adjacent male end signal transmission module
Or multiple spot connection is realized between the shielding shell of female end signal transmission module, to shorten return flow path.
Further, for one embodiment of the present of invention, on the basis of the above embodiments, more than two above-mentioned bridges
Girder construction 201 is uniformly arranged according to cornerwise mode, i.e., the central point of more than two bridge structures 201 is distributed same pair
It on linea angulata, i.e., uniformly arranges in barricade main body 200 according to cornerwise direction, arrangement mode in this way enables to
Metal shielding board is distributed in different transverse directions from multiple connections of male end signal transmission module or female end signal transmission module
On line or on vertical line, to further realize metal shielding board and male end signal transmission module or female end signal transmission module
The multiple spot connection for realizing different location between shell is shielded, return flow path is shortened.
Further, for one embodiment of the present of invention, on the basis of the above embodiments, when above-mentioned metal shielding board
When being mounted on above-mentioned male end signal transmission module or female end signal transmission module, above-mentioned bulge-structure 206 is located at male end signal
Between transmission module or the adjacent Difference signal pair of female end signal transmission module.As shown in figure 3, the protrusion knot on metal shielding board
When structure is mounted on male end signal transmission module or female end signal transmission module, which will be in signal differential to 301
Between formed ground hole 208, therefore bulge-structure should be located at male end signal transmission module or female end signal transmission module it is adjacent
Between Difference signal pair, to reduce the crosstalk between signal.
Further, on the basis of the above embodiments, more than two above-mentioned for another embodiment of the invention
Bridge structure 201 towards barricade main body 200 same direction, bridge structure towards same direction, when enabling to stress by
The angle of power is consistent, convenient for the stability of structure, and corresponding to the position of bridge structure 201 in above-mentioned barricade main body 200
The place of setting is provided with bar shaped groove 202, and the both ends of above-mentioned bridge structure 201 are connected to the both ends of bar shaped groove 202, the bar shaped
Through slot 202 is groove body closed at both ends, hollow, and setting strip groove is convenient to be attached bridge structure, also for can make
Barricade is connected to the more stably multiple spot of male end signal transmission module or female end signal transmission module.
Further, for another embodiment of the invention, on the basis of the above embodiments, above-mentioned bridge structure
201 are movably connected in the both ends of above-mentioned bar shaped groove 202, i.e. the rotation of certain angle can be presented in bridge structure 201, realize this
Hinged mode can be used in the structure of sample.By the simulation analysis of mechanics, bridge is compared in the rotation of bridge structure at an angle
There is smaller stress and equivalent stress when structure is fixedly connected, i.e., be able to bear by way of flexible connection stronger mutual
Active force, so that total is more stable.
Further, for another embodiment of the invention, on the basis of the above embodiments, above-mentioned barricade main body
200 one end is provided with the bending protrusion for being clamped with female end signal transmission module or male end signal transmission module
203, the overbending direction of above-mentioned bending protrusion 203 is opposite with the protrusion direction of above-mentioned bridge structure 201.In the present embodiment, setting
Bending protrusion is conducive to for barricade main body and male end signal transmission module or female end signal transmission module being fixed, due to bridge
Girder construction is to carry out multiple spot with adjacent female end signal transmission module or male end signal transmission module to be connected to, therefore the bending protrusion
Overbending direction be opposite with the protrusion direction of bridge structure.
Further, for another embodiment of the invention, on the basis of the above embodiments, above-mentioned barricade main body
One end opposite with bending protrusion 203 is arranged at intervals with the protruding teeth 204 for fixing, being connected with pedestal, above-mentioned shielding on 200
It is provided in a side of plate main body 200 for " L " the type latch 205 fixed with pedestal.Protruding teeth and " L " in the present embodiment
Type latch is for being fixed with pedestal.
" one embodiment ", " another embodiment ", " embodiment ", " preferred implementation spoken of in the present specification
Example " etc., referring to combining specific features, structure or the feature of embodiment description includes describing extremely in the application generality
In few one embodiment.It is not centainly to refer to the same embodiment that statement of the same race, which occur, in multiple places in the description.Into one
For step, when describing a specific features, structure or feature in conjunction with any embodiment, what is advocated is to combine other implementations
Example realizes that this feature, structure or feature are also fallen within the scope of the present invention.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that
Those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations will fall in this Shen
It please be within disclosed scope and spirit.More specifically, disclose in the application, drawings and claims in the range of, can
With the building block and/or a variety of variations and modifications of layout progress to theme combination layout.In addition to building block and/or layout
Outside the modification and improvement of progress, to those skilled in the art, other purposes also be will be apparent.
Claims (7)
1. a kind of metal shielding board for high-speed differential signal connector, it is characterised in that: including barricade main body (200),
It is arranged at intervals with more than two bridge structures (201) on the panel of the barricade main body (200), the barricade main body
(200) it is arranged at intervals in a side more than two bulge-structures (206), and the top of the bulge-structure (206)
It is provided with salient point (207), the bridge structure (201) is consistent with the protrusion direction of bulge-structure (206).
2. the metal shielding board according to claim 1 for high-speed differential signal connector, it is characterised in that: two with
On the bridge structure (201) uniformly arrange according to cornerwise mode.
3. the metal shielding board according to claim 1 for high-speed differential signal connector, it is characterised in that: when described
When metal shielding board is mounted on the male end signal transmission module or female end signal transmission module, the bulge-structure (206)
Between the Difference signal pair adjacent positioned at male end signal transmission module or female end signal transmission module.
4. the metal shielding board according to claim 1 for high-speed differential signal connector, it is characterised in that: two with
On the bridge structure (201) towards barricade main body (200) same direction, and in the barricade main body (200)
It is provided with bar shaped groove (202) at the upper position corresponding to bridge structure (201), the both ends difference of the bridge structure (201)
It is connected to the both ends of bar shaped groove (202).
5. the metal shielding board according to claim 4 for high-speed differential signal connector, it is characterised in that: the bridge
Girder construction (201) is movably connected in the both ends of the bar shaped groove (202).
6. the metal shielding board according to claim 1 for high-speed differential signal connector, it is characterised in that: the screen
The one end of shield plate main body (200) is provided with for being clamped with female end signal transmission module or male end signal transmission module
It bends protrusion (203), the overbending direction of bending protrusion (203) is opposite with the protrusion direction of the bridge structure (201).
7. the metal shielding board according to claim 6 for high-speed differential signal connector, it is characterised in that: the screen
One end opposite with bending protrusion (203) is arranged at intervals with the protruding teeth for fixing, being connected with pedestal in shield plate main body (200)
(204), it is provided in a side of the barricade main body (200) for " L " the type latch (205) fixed with pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910020247.2A CN109524849A (en) | 2019-01-09 | 2019-01-09 | Metal shielding board for high-speed differential signal connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910020247.2A CN109524849A (en) | 2019-01-09 | 2019-01-09 | Metal shielding board for high-speed differential signal connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109524849A true CN109524849A (en) | 2019-03-26 |
Family
ID=65799268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910020247.2A Pending CN109524849A (en) | 2019-01-09 | 2019-01-09 | Metal shielding board for high-speed differential signal connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109524849A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109768438A (en) * | 2019-03-29 | 2019-05-17 | 四川华丰企业集团有限公司 | For the shield assembly of high speed connector, modular structure and high speed connector |
| CN109921238A (en) * | 2019-04-22 | 2019-06-21 | 四川华丰企业集团有限公司 | Modular structure and high speed connector for high speed connector |
| CN112350120A (en) * | 2020-11-05 | 2021-02-09 | 东莞立讯技术有限公司 | Grounding structure and connector |
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|---|---|---|---|---|
| US5876247A (en) * | 1996-05-17 | 1999-03-02 | The Whitaker Corporation | Shielded electrical connector |
| US6787699B1 (en) * | 2000-12-21 | 2004-09-07 | 3M Innovative Properties Company | Grounding plate and telecommunications module including a grounding plate and telecommunications rack mounting system including a module |
| CN101335407A (en) * | 2007-06-28 | 2008-12-31 | 贵州航天电器股份有限公司 | High speed transmission electric connector with shielding plate indirect earthed |
| US20090035955A1 (en) * | 2007-08-03 | 2009-02-05 | Mcnamara David Michael | Electrical connector with divider shields to minimize crosstalk |
| US20100240233A1 (en) * | 2009-03-19 | 2010-09-23 | Johnescu Douglas M | Electrical connector having ribbed ground plate |
| US20120214343A1 (en) * | 2011-02-18 | 2012-08-23 | Buck Jonathan E | Electrical connector having common ground shield |
| CN203218617U (en) * | 2013-03-22 | 2013-09-25 | 四川华丰企业集团有限公司 | High-speed signal connector with special-shaped shield plate |
| CN204809560U (en) * | 2015-06-10 | 2015-11-25 | 泰科电子(上海)有限公司 | Connector module and connector component |
| US20160036165A1 (en) * | 2014-07-29 | 2016-02-04 | Tyco Electronics Corporation | High speed signal-isolating electrical connector assembly |
| US20160308309A1 (en) * | 2015-04-17 | 2016-10-20 | Amphenol Corporation | High density electrical connector with shield plate louvers |
| CN107492766A (en) * | 2017-08-08 | 2017-12-19 | 四川华丰企业集团有限公司 | Using the high-speed signal connector of semi-packing type barricade |
| CN207426303U (en) * | 2017-10-23 | 2018-05-29 | 安费诺（常州）高端连接器有限公司 | A kind of series connection protected type back panel connector |
| CN209389339U (en) * | 2019-01-09 | 2019-09-13 | 四川华丰企业集团有限公司 | Metal shielding board for high-speed differential signal connector |
-
2019
- 2019-01-09 CN CN201910020247.2A patent/CN109524849A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5876247A (en) * | 1996-05-17 | 1999-03-02 | The Whitaker Corporation | Shielded electrical connector |
| US6787699B1 (en) * | 2000-12-21 | 2004-09-07 | 3M Innovative Properties Company | Grounding plate and telecommunications module including a grounding plate and telecommunications rack mounting system including a module |
| CN101335407A (en) * | 2007-06-28 | 2008-12-31 | 贵州航天电器股份有限公司 | High speed transmission electric connector with shielding plate indirect earthed |
| US20090035955A1 (en) * | 2007-08-03 | 2009-02-05 | Mcnamara David Michael | Electrical connector with divider shields to minimize crosstalk |
| US20100240233A1 (en) * | 2009-03-19 | 2010-09-23 | Johnescu Douglas M | Electrical connector having ribbed ground plate |
| US20120214343A1 (en) * | 2011-02-18 | 2012-08-23 | Buck Jonathan E | Electrical connector having common ground shield |
| CN203218617U (en) * | 2013-03-22 | 2013-09-25 | 四川华丰企业集团有限公司 | High-speed signal connector with special-shaped shield plate |
| US20160036165A1 (en) * | 2014-07-29 | 2016-02-04 | Tyco Electronics Corporation | High speed signal-isolating electrical connector assembly |
| US20160308309A1 (en) * | 2015-04-17 | 2016-10-20 | Amphenol Corporation | High density electrical connector with shield plate louvers |
| CN204809560U (en) * | 2015-06-10 | 2015-11-25 | 泰科电子(上海)有限公司 | Connector module and connector component |
| CN107492766A (en) * | 2017-08-08 | 2017-12-19 | 四川华丰企业集团有限公司 | Using the high-speed signal connector of semi-packing type barricade |
| CN207426303U (en) * | 2017-10-23 | 2018-05-29 | 安费诺（常州）高端连接器有限公司 | A kind of series connection protected type back panel connector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109768438A (en) * | 2019-03-29 | 2019-05-17 | 四川华丰企业集团有限公司 | For the shield assembly of high speed connector, modular structure and high speed connector |
| CN109768438B (en) * | 2019-03-29 | 2024-02-09 | 四川华丰科技股份有限公司 | Shielding assembly for high-speed connector, module structure and high-speed connector |
| CN109921238A (en) * | 2019-04-22 | 2019-06-21 | 四川华丰企业集团有限公司 | Modular structure and high speed connector for high speed connector |
| CN112350120A (en) * | 2020-11-05 | 2021-02-09 | 东莞立讯技术有限公司 | Grounding structure and connector |
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Address after: 621000 No. 36 Yuejin Road, Fucheng District, Sichuan, Mianyang Applicant after: Sichuan Huafeng Technology Co.,Ltd. Address before: 621000 No. 36 Yuejin Road, Fucheng District, Sichuan, Mianyang Applicant before: SICHUAN HUAFENG ENTERPRISE GROUP Co.,Ltd. |