CN109119793A - The double contact High speed rear panel connectors of low crosstalk - Google Patents
The double contact High speed rear panel connectors of low crosstalk Download PDFInfo
- Publication number
- CN109119793A CN109119793A CN201810938894.7A CN201810938894A CN109119793A CN 109119793 A CN109119793 A CN 109119793A CN 201810938894 A CN201810938894 A CN 201810938894A CN 109119793 A CN109119793 A CN 109119793A
- Authority
- CN
- China
- Prior art keywords
- female end
- wave crest
- elastic slice
- end signal
- signal pin
- 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
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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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- 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
- H01R13/652—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding with earth pin, blade or socket
-
- 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
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention relates to the technical fields of High speed rear panel connector, especially one kind is mainly used for server, the double contact High speed rear panel connectors of low crosstalk of electric current or signal transmission in interchanger or memory between circuit board and circuit board, with plastic casing, several connecting sheet components are successively closely plugged on the plastic casing side by side, the connecting sheet components include several female end signal pins, elastic slice is provided on the female end signal pin, there is female end signal pin wave crest on female end signal pin, there is elastic slice wave crest on the elastic slice, the elastic slice wave crest is located at the rear side of female end signal pin wave crest, external male terminal is contacted with female end signal pin wave crest and elastic slice wave crest pair.The structure of the double contact High speed rear panel connectors of the low crosstalk is simple, and design rationally, by adding elastic slice on female end signal pin, can reduce crosstalk.
Description
Technical field
The present invention relates to the technical field of High speed rear panel connector, especially one kind be mainly used for server, interchanger or
The double contact High speed rear panel connectors of low crosstalk of electric current or signal transmission in memory between circuit board and circuit board.
Background technique
High speed rear panel connector is large-scale communication apparatus, very-high performance server and supercomputer, industrial computer, height
End stores equipment commonly a kind of connector.High speed rear panel connector is used to connecting single board and backboard, at 90 between veneer and backboard
Vertical structure is spent, high-speed differential signal or single-ended signal and transmitting high current are transmitted.However, because of existing High speed rear panel connector
Still come with some shortcomings place in structure design, is formed by antenna ratio after leading to connector and external male terminal interworking
Longer, radiation is bigger, and crosstalk is than more serious.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of low crosstalk to overcome the deficiencies in the prior art
Double contact High speed rear panel connectors, structure is simple, and design rationally, by adding elastic slice on female end signal pin, can reduce string
It disturbs.
The technical solution adopted by the present invention to solve the technical problems is: a kind of double contact High speed rear panel connections of low crosstalk
Device has plastic casing, is successively closely plugged with several connecting sheet components, the connection sheet side by side on the plastic casing
Component includes several female end signal pins, and elastic slice is provided on the female end signal pin, has female end signal on female end signal pin
Needle wave crest, has elastic slice wave crest on the elastic slice, and the elastic slice wave crest is located at the rear side of female end signal pin wave crest, external public affairs
End terminal is contacted with female end signal pin wave crest and elastic slice wave crest pair, after the female end signal pin of connector and external male terminal interworking
It is formed by antenna to shorten, radiation reduces, crosstalk reduction.
Further specifically, the connecting sheet components further include several female end grounding pins, institute in above-mentioned technical proposal
The female end grounding pin stated is double needle configuration, described including the preceding female end grounding pin and stepmother end grounding pin being one in front and one in back arranged
There is preceding female end grounding pin wave crest on preceding female end grounding pin, there is stepmother end grounding pin wave crest on the stepmother end grounding pin,
The stepmother end grounding pin wave crest is located at the rear side of preceding female end grounding pin wave crest, external male terminal and preceding female end grounding pin wave
Antenna is formed by after peak and the double contacts of stepmother end grounding pin wave crest, the female end grounding pin of connector and external male terminal interworking
It shortens, radiation reduces, crosstalk reduction.
Further specifically, in above-mentioned technical proposal, the elastic slice wave crest and female end signal pin wave crest are positioned at same
In plane, such structure is designed to facilitate external male terminal and contacts with elastic slice wave crest and female end signal pin wave crest pair, in turn
Reduce radiation and crosstalk.
Further specifically, in above-mentioned technical proposal, the stepmother end grounding pin wave crest and preceding female end grounding pin wave
Peak is in the same plane, and such structure is designed to facilitate external male terminal and connects with stepmother end grounding pin wave crest and preceding female end
The double contacts of ground needle wave crest, and then reduce radiation and crosstalk.
Further specifically, the elastic slice is made of copper or copper alloy in above-mentioned technical proposal, in order to elastic slice with
External male terminal it is in electrical contact.
Further specifically, in above-mentioned technical proposal, the elastic slice utilizes ultrasonic fusing method or method of laser welding
It is arranged on female end signal pin, ultrasonic fusing method is very reliable, and elastic slice is allowed to be stably placed on female end signal pin, guarantees to connect
Connect the structural reliability of device.
The beneficial effects of the present invention are: the double contact High speed rear panel connectors of the low crosstalk have the advantage that
One, the wave crest by adding the elastic slice with wave crest on female end signal pin, and on elastic slice is located at female end signal pin
On wave crest rear side so that the elastic slice wave crest of the female end signal pin wave crest and elastic slice of external male terminal and female end signal pin is double
It is formed by antenna after contact, the female end signal pin of connector and external male terminal interworking to shorten, radiation reduces, crosstalk drop
It is low；
Two, the wave crest one by the double needle configuration for being designed to one in front and one in back be arranged by female end grounding pin, and on crosspointer is previous
After be arranged so that external male terminal with double needle configuration is double contacts, female end grounding pin and the outside male terminal interworking of connector
After be formed by antenna and shorten, radiation reduces, crosstalk reduction.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the decomposition texture schematic diagram of Fig. 1；
Fig. 3 is the structural schematic diagram of connecting sheet components；
Fig. 4 is the decomposition texture schematic diagram of Fig. 3；
Fig. 5 is the interworking schematic diagram of female end female end signal pin and external male terminal.
Label in figure are as follows: 1, plastic casing；2, connecting sheet components；2-1, female end signal pin；2-1-1, female end signal pin
Wave crest；2-2, preceding female end grounding pin；2-2-1, preceding female end grounding pin wave crest；2-3, stepmother end grounding pin；2-3-1, stepmother's termination
Ground needle wave crest；2-4, plastic body；2-4-1, location hole；2-4-2, the first convex block；2-4-3, the second convex block；2-5, shielding piece；
2-5-1, positioning column；3, elastic slice；3-1, elastic slice wave crest；4, metallic support；4-1, annular groove；4-2, U-lag；5, external male end end
Son.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
See Fig. 1~5, a kind of double contact High speed rear panel connectors of low crosstalk of the invention have plastic casing 1, plastic casing
Body 1 is U-shaped structure, is successively closely plugged with several connecting sheet components 2 side by side on plastic casing 1, fills on several connecting sheet components 2
Metallic support 4 equipped with " 7 " font, metallic support 4 include the transverse plate and longitudinal plate of vertical distribution, transverse plate and several connections
The top surface of piece component 2 is in contact, and the back face of longitudinal plate and several connecting sheet components 2 touches.
Connecting sheet components 2 include several female end signal pin 2-1, several female end grounding pins, plastic body 2-4 and shielding piece 2-
5, the flake structure of female end signal pin 2-1 stretches out in outside plastic casing 1, and the flake structure of female end grounding pin stretches out in plastic casing
Outside 1, female end signal pin 2-1 is made of copper or copper alloy, and copper alloy includes brass, bronze and three kinds of copper-nickel alloy.Female end grounding pin by
Copper or copper alloy are made, and copper alloy includes brass, bronze and three kinds of copper-nickel alloy.Wherein several female end signal pin 2-1 and several female ends
Grounding pin is integrated into slice structure, and plastic body 2-4 is located at the side of the slice structure, and shielding piece 2-5 is located at the slice structure
The other side, be evenly distributed with several location hole 2-4-1 on plastic body 2-4, it is logical that several be evenly distributed on slice structure
Hole shields and is uniformly distributed several positioning column 2-5-1, the position of location hole 2-4-1, through-hole and positioning column 2-5-1 three on piece 2-5
It is corresponding, the mode being embedded into through-hole and location hole 2-4-1 is matched by positioning column 2-5-1, realizes plastic body 2-4, piece
Assembly between formula structure and shielding piece 2-5 three.The top surface of plastic body 2-4 has several first convex block 2-4-2, plastic cement sheet
The back side of body 2-4 has several second convex block 2-4-3, has several annular groove 4-1 on transverse plate, has several U in longitudinal plate
Shape slot 4-2.The mode being embedded into annular groove 4-1 is matched by the first convex block 2-4-2, realizes transverse plate and several connection sheet groups
The assembly of part 2.The mode being embedded into U-lag 4-2 is matched by the second convex block 2-4-3, realizes longitudinal plate and several connection sheets
The assembly of component 2.
Elastic slice 3 is provided on female end signal pin 2-1, elastic slice 3 is made of copper or copper alloy, and copper alloy uses phosphor bronze, beryllium
Copper, titanium copper etc., it is preferential to select phosphor bronze and beryllium copper, it is in electrical contact in order to elastic slice 3 and outside male terminal 5.Elastic slice 3 utilizes
Ultrasonic fusing method or method of laser welding are arranged on female end signal pin 2-1, and ultrasonic fusing method and method of laser welding are very
Reliably, it allows elastic slice 3 steadily to be grafted on female end signal pin 2-1, guarantees the structural reliability of connector.Female end signal pin 2-1
It is upper that there is female end signal pin wave crest 2-1-1, on elastic slice 3 there is elastic slice wave crest 3-1, elastic slice wave crest 3-1 to be located at female end signal pin wave
The rear side of peak 2-1-1, elastic slice wave crest 3-1 and female end signal pin wave crest 2-1-1 are in the same plane, in order to external male end end
Son 5 and elastic slice wave crest 3-1 and female end signal pin wave crest 2-1-1 is bis- contacts, and then reduction radiates and crosstalk.
Elastic slice wave crest 3- by adding the elastic slice 3 with elastic slice wave crest 3-1 on female end signal pin 2-1, and on elastic slice 3
1 is located at the rear side of the female end signal pin wave crest 2-1-1 on female end signal pin 2-1, so that external male terminal 5 and female end signal pin
The bis- contacts of elastic slice wave crest 3-1 of the female end signal pin wave crest 2-1-1 and elastic slice 3 of 2-1, the female end signal pin 2-1 of connector and outer
It is formed by antenna after 5 interworking of portion's male terminal to shorten, radiation reduces, crosstalk reduction.
Female end grounding pin is double needle configuration, including the preceding female end grounding pin 2-2 and stepmother end grounding pin being one in front and one in back arranged
There is preceding female end grounding pin wave crest 2-2-1 on 2-3, preceding female end grounding pin 2-2, there is stepmother's termination on the grounding pin 2-3 of stepmother end
Ground needle wave crest 2-3-1, stepmother end grounding pin wave crest 2-3-1 are located at the rear side of preceding female end grounding pin wave crest 2-2-1, stepmother end ground connection
Needle wave crest 2-3-1 and preceding female end grounding pin wave crest 2-2-1 are in the same plane, in order to external male terminal 5 and rear female end
Grounding pin wave crest 2-3-1 and the preceding bis- contacts of female end grounding pin wave crest 2-2-1, and then reduce radiation and crosstalk.
Wave crest by the double needle configuration for being designed to one in front and one in back be arranged by female end grounding pin, and on crosspointer is one in front and one in back set
It sets, so that the preceding female end grounding pin wave crest 2-2-1 and stepmother end grounding pin wave crest 2-3-1 of external male terminal 5 and double needle configuration
It is formed by antenna after double contacts, the female end grounding pin of connector and 5 interworking of external male terminal to shorten, radiation reduces, crosstalk
It reduces.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of double contact High speed rear panel connectors of low crosstalk, have plastic casing (1), on the plastic casing (1) successively
It being closely plugged with side by side several connecting sheet components (2), the connecting sheet components (2) include several female end signal pins (2-1),
It is characterized in: being provided with elastic slice (3) on the female end signal pin (2-1) that there is female end signal pin wave on female end signal pin (2-1)
Peak (2-1-1), has elastic slice wave crest (3-1) on the elastic slice (3), and the elastic slice wave crest (3-1) is located at female end signal pin
The rear side of wave crest (2-1-1), external male terminal (5) and female end signal pin wave crest (2-1-1) and elastic slice wave crest (3-1) is double connects
Touching.
2. the double contact High speed rear panel connectors of low crosstalk as described in claim 1, it is characterized in that: the connecting sheet components
It (2) further include several female end grounding pins, the female end grounding pin is double needle configuration, and the preceding female end including being one in front and one in back arranged connects
Ground needle (2-2) and stepmother end grounding pin (2-3) have preceding female end grounding pin wave crest (2- on the preceding female end grounding pin (2-2)
2-1), there is stepmother end grounding pin wave crest (2-3-1), the stepmother end grounding pin on the stepmother end grounding pin (2-3)
Wave crest (2-3-1) is located at the rear side of preceding female end grounding pin wave crest (2-2-1), external male terminal (5) and preceding female end grounding pin wave
Peak (2-2-1) and stepmother end grounding pin wave crest (2-3-1) double contacts.
3. the double contact High speed rear panel connectors of low crosstalk as described in claim 1, it is characterized in that: the elastic slice wave crest (3-
1) and female end signal pin wave crest (2-1-1) is in the same plane.
4. the double contact High speed rear panel connectors of low crosstalk as claimed in claim 2, it is characterized in that: the stepmother end grounding pin
Wave crest (2-3-1) and preceding female end grounding pin wave crest (2-2-1) are in the same plane.
5. the double contact High speed rear panel connectors of low crosstalk as described in claim 1, it is characterized in that: the elastic slice (3) is by copper
Or copper alloy is made.
6. the double contact High speed rear panel connectors of low crosstalk as described in claim 1, it is characterized in that: the elastic slice (3) utilizes
Ultrasonic fusing method or method of laser welding are arranged on female end signal pin (2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810938894.7A CN109119793A (en) | 2018-08-17 | 2018-08-17 | The double contact High speed rear panel connectors of low crosstalk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810938894.7A CN109119793A (en) | 2018-08-17 | 2018-08-17 | The double contact High speed rear panel connectors of low crosstalk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109119793A true CN109119793A (en) | 2019-01-01 |
Family
ID=64852381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810938894.7A Pending CN109119793A (en) | 2018-08-17 | 2018-08-17 | The double contact High speed rear panel connectors of low crosstalk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109119793A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109546388A (en) * | 2019-01-18 | 2019-03-29 | 四川华丰企业集团有限公司 | Back panel connector |
| CN110838635A (en) * | 2019-11-14 | 2020-02-25 | 立讯精密工业股份有限公司 | Electrical connector |
| CN112117573A (en) * | 2020-09-11 | 2020-12-22 | 富加宜连接器（东莞）有限公司 | High-density board-to-board power connector |
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| US6224432B1 (en) * | 1999-12-29 | 2001-05-01 | Berg Technology, Inc. | Electrical contact with orthogonal contact arms and offset contact areas |
| CN101779340A (en) * | 2007-06-20 | 2010-07-14 | 莫列斯公司 | Impedance control in connector mounting areas |
| CN101779342A (en) * | 2007-06-20 | 2010-07-14 | 莫列斯公司 | Connector with bifurcated contact arms |
| CN105914503A (en) * | 2016-06-13 | 2016-08-31 | 欧品电子(昆山)有限公司 | High speed connector component, socket connector and plug connector |
| CN105958245A (en) * | 2016-06-08 | 2016-09-21 | 欧品电子(昆山)有限公司 | High speed connector assembly, socket connector, and socket terminal thereof |
| CN205921122U (en) * | 2016-06-22 | 2017-02-01 | 欧品电子(昆山)有限公司 | High speed connector subassembly, socket connector and socket terminal thereof |
| CN106410473A (en) * | 2016-06-22 | 2017-02-15 | 欧品电子(昆山)有限公司 | High-speed connector assembly, and socket connector and socket terminal thereof |
| CN208738483U (en) * | 2018-08-17 | 2019-04-12 | 安费诺（常州）高端连接器有限公司 | A kind of double contact High speed rear panel connectors of low crosstalk |
-
2018
- 2018-08-17 CN CN201810938894.7A patent/CN109119793A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6224432B1 (en) * | 1999-12-29 | 2001-05-01 | Berg Technology, Inc. | Electrical contact with orthogonal contact arms and offset contact areas |
| CN101779340A (en) * | 2007-06-20 | 2010-07-14 | 莫列斯公司 | Impedance control in connector mounting areas |
| CN101779342A (en) * | 2007-06-20 | 2010-07-14 | 莫列斯公司 | Connector with bifurcated contact arms |
| CN105958245A (en) * | 2016-06-08 | 2016-09-21 | 欧品电子(昆山)有限公司 | High speed connector assembly, socket connector, and socket terminal thereof |
| CN105914503A (en) * | 2016-06-13 | 2016-08-31 | 欧品电子(昆山)有限公司 | High speed connector component, socket connector and plug connector |
| CN205921122U (en) * | 2016-06-22 | 2017-02-01 | 欧品电子(昆山)有限公司 | High speed connector subassembly, socket connector and socket terminal thereof |
| CN106410473A (en) * | 2016-06-22 | 2017-02-15 | 欧品电子(昆山)有限公司 | High-speed connector assembly, and socket connector and socket terminal thereof |
| CN208738483U (en) * | 2018-08-17 | 2019-04-12 | 安费诺（常州）高端连接器有限公司 | A kind of double contact High speed rear panel connectors of low crosstalk |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109546388A (en) * | 2019-01-18 | 2019-03-29 | 四川华丰企业集团有限公司 | Back panel connector |
| CN109546388B (en) * | 2019-01-18 | 2023-10-10 | 四川华丰科技股份有限公司 | Backboard connector |
| CN110838635A (en) * | 2019-11-14 | 2020-02-25 | 立讯精密工业股份有限公司 | Electrical connector |
| CN112117573A (en) * | 2020-09-11 | 2020-12-22 | 富加宜连接器（东莞）有限公司 | High-density board-to-board power connector |
| CN112117573B (en) * | 2020-09-11 | 2022-02-22 | 富加宜连接器（东莞）有限公司 | High-density board-to-board power connector |
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