CN104466547B - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN104466547B CN104466547B CN201310438501.3A CN201310438501A CN104466547B CN 104466547 B CN104466547 B CN 104466547B CN 201310438501 A CN201310438501 A CN 201310438501A CN 104466547 B CN104466547 B CN 104466547B
- Authority
- CN
- China
- Prior art keywords
- terminal
- connecting portion
- electric connector
- holding parts
- insulating body
- 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.)
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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]
- H01R13/6591—Specific features or arrangements of connection of shield to conductive members
- H01R13/6597—Specific features or arrangements of connection of shield to conductive members the conductive member being a contact of the connector
-
- 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
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
- H01R13/6461—Means for preventing cross-talk
- H01R13/6471—Means for preventing cross-talk by special arrangement of ground and signal conductors, e.g. GSGS [Ground-Signal-Ground-Signal]
-
- 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
-
- 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]
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
A kind of electric connector, including insulating body, the metal shell of coated insulation body and the conducting terminal and auxiliary terminal that are contained in insulating body.The conducting terminal includes some the first terminals.The first terminal is included positioned at middle ground terminal and the difference signal terminal positioned at ground terminal both sides.Wherein described auxiliary terminal includes the holding parts being immobilizated in insulating body and the connecting portion for bending extension downwards from holding parts end, the holding parts, which are torn, forms the first shell fragment, the connecting portion, which is torn, forms the second shell fragment, first shell fragment is abutted with metal shell elasticity, and second shell fragment is abutted with ground terminal elasticity.It is arranged such signal cross-talk between the EMI suppression effect that can improve electric connector and reduction difference signal terminal.
Description
【Technical field】
The present invention relates to a kind of electric connector, more particularly to a kind of electric connector with raising EMI suppression effect.
【Background technology】
At the end of Year 2008, USB associations have issued the USB standard of 3.0 versions, and this kind of connector of USB 3.0 is original
Increase is provided with two pairs of difference signal terminals on the basis of the connectors of USB 2.0 and a ground terminal is original to improve
The transmission rate of USB connector.It is per second that the transmission rate of this kind of connector of USB 3.0 can reach 5G, and can grafting USB simultaneously
The butt connectors of 2.0 and USB 3.0.However, the transmission speed of the connectors of USB 3.0 still can not meet similar blue-ray DVD etc.
The transmission demand of electronic equipment.Therefore raising a new generation USB transmission speed is needed, but while speed is improved often
Signal cross-talk is strengthened between causing difference signal terminal, and the EMI suppression effect of connector is greatly reduced, although improve transmission
Speed but it have impact on using effect.
Prior art related to the present invention see the Chinese invention patent the of on 03 13rd, 2013 bulletins
A kind of electric connector disclosed in No. CN202797485U, the electric connector includes insulating body, the metal of coated insulation body
Shell, the conducting terminal housed in insulating body, the metal shell, which encloses, to be set outside insulating body one host cavity of formation, the metal
Shell roof is provided with the holding piece extended into host cavity, and the holding piece is overlapped with ground terminal, is arranged such, electric connector
Crosstalk is not apparent between EMI suppression effect and solution difference signal terminal.
Therefore, it is necessary to be improved to overcome the defect of the prior art to existing electric connector.
【The content of the invention】
It is an object of the invention to provide a kind of electricity for improving EMI suppression effect and solving the problems, such as signal cross-talk between signal terminal
Connector.
The purpose of the present invention is achieved through the following technical solutions：A kind of electric connector, it includes insulating body, cladding
The metal shell of insulating body and the conducting terminal being contained in insulating body, the conducting terminal include some the first terminals,
Some the first terminals are included positioned at middle ground terminal and two pairs of difference signal terminals positioned at ground terminal both sides, its
In the electric connector be additionally provided with auxiliary terminal, the auxiliary terminal includes being used to be fixed on insulating body and take with metal shell
The holding parts connect and the connecting portion overlapped with ground terminal, the connecting portion bend downwards extension by holding parts end and formed.
In a preferred embodiment, the holding parts are provided with the first shell fragment, and first shell fragment is upwards and metal shell
Elasticity is abutted.
In a preferred embodiment, the connecting portion be provided with the second shell fragment, second shell fragment backward with ground terminal
Elasticity is abutted.
In a preferred embodiment, the holding parts are additionally provided with the holding section protruded outward from its both sides, the insulation
Body includes being provided with the top of base portion, the base portion to lower recess but and groove not through base portion and from groove both sides along the base
The support slot of portion's width extension, the holding parts of the auxiliary terminal are immobilizated in groove, and the holding section is fastened in described
In support slot.
In a preferred embodiment, the first terminal includes being contained in the first holding parts in insulating body, from the
The first weld part that one holding parts end bends downwards the first connecting portion of extension and continues to extend downwardly from first connecting portion, institute
The first connecting portion for stating the second shell fragment and the ground terminal offsets.
In a preferred embodiment, the connecting portion of the auxiliary terminal in the first terminal first connecting portion on rear side of,
The holding parts are located on the upside of the first holding parts of the first terminal.
In a preferred embodiment, the insulating body also includes positioning seat, and the positioning seat includes main part, described
Positioning seat is provided with some the first accepting grooves for running through main part up and down, the first connecting portion for housing the first terminal, its
In be located at the width of the first middle accepting groove along the longitudinal direction and be wider than the first of its both sides and house well width, the auxiliary terminal
Connecting portion be contained in the first middle accepting groove.
In a preferred embodiment, the auxiliary terminal is assembled to insulating body from up to down.
In a preferred embodiment, the width of the ground terminal first connecting portion is wider than the first of difference signal terminal
Connecting portion, the first connecting portion positioned at the difference signal terminal of ground terminal both sides is grounded relative to its first weld part to remote
The side skew of terminal.
In a preferred embodiment, the metal shell, which encloses, sets insulating body one host cavity of formation, the metal shell
Including roof, bottom wall, two side and rear wall, the roof and bottom wall are arranged with first and second elasticity extended into host cavity
Arm, the roof is additionally provided with one to the holding piece extended into host cavity, the holding piece be located at the first elastic arm described in two it
Between.
Compared with prior art, the present invention has the advantages that：The auxiliary terminal set up, respectively with metal shell and
Ground terminal is overlapped, so as to strengthen electric connector EMI suppression effect and reduce the crosstalk between difference signal terminal.
【Brief description of the drawings】
Fig. 1 is the stereogram of electric connector of the present invention.
Fig. 2 is the exploded view of electric connector of the present invention.
Fig. 3 is the part isometric exploded view that electric connector of the present invention removes metal shell.
Fig. 4 is the sectional view of electric connector of the present invention line A-A along along Fig. 1.
Fig. 5 is the three-dimensional exploded view of electric connector of the present invention.
Fig. 6 is the three-dimensional exploded view of another angle of electric connector of the present invention.
【Embodiment】
Refer to shown in Fig. 1 to Fig. 3, electric connector 100 of the present invention includes insulating body 1, the metal of coated insulation body 1
Shell 2, the conducting terminal 3 being contained in insulating body 1 and auxiliary terminal 4.
Refer to shown in Fig. 5 to Fig. 6, the insulating body 1 include base portion 11, the hyoplastron 12 that extends forward from base portion 11 and
The bottom-up positioning seat 13 for being assembled to the rear of base portion 11.The base portion 11 includes top 111, the bottom relative with top 111
112nd, both sides 113 of the connection top 111 with bottom 112 and the receiving space 114 positioned at the rear side of base portion 11.The base portion 11 is set
Have from its top 111 middles to lower recess but and not through the groove 1111 at the top 111, the top 111 is additionally provided with
The support slot 1112 for continuing to be recessed from the both sides of groove 1111 along the width of base portion 11.The base portion 11 is additionally provided with from its bottom
112 projections 1121 protruded out downwards.The both sides 113 are provided with outstanding fin 1131.The hyoplastron 12 includes upper table
Face 121 and the lower surface 122 relative with upper surface 121, the lower surface 122 provided with it is some positioned at front end be arranged side by side consolidate
Hold groove 1221 and some accepting grooves 1222 positioned at the rear of holding slot 1221.
The positioning seat 13 includes the supporting plate 132 of main part 131 and the bottom forward horizontal extension of main body 131.Institute
Stating main part 131 includes front end face 1311, two sides 1312, top surface 1313, bottom surface 1314.The top surface 1313 of main part 131
Provided with the first accepting groove 13131 for running through the main part 131 up and down, positioned at the first middle accepting groove 13131 compared to it
The width of first accepting groove 13131 of both sides along the longitudinal direction is wider, and the first accepting groove 13131 of the centre and the base
The groove 1111 in portion 11 is located in same perpendicular.The front end face 1311 of main part 131 is protruded forward provided with some
Fixing block 13111, the top surface 1313 of 13111 main body of fixing block 131 extends downward into the upper end of supporting plate 132.It is described
Supporting plate 132 is provided with the through hole 1321 run through up and down to coordinate with the projection 1121 on base portion 11, and positioning seat 13 is firm
It is assembled to base portion 11.The supporting plate 132 is additionally provided with some second accepting grooves 1322, and second accepting groove 1322 is located at through hole
1321 rear sides and positioned at the front of the fixing block 13111, and corresponding be arranged in a row.
Referring to figs. 1 to shown in Fig. 4, the metal shell 2 is outside metal material integrated punching bending forming, the metal
Shell 2, which encloses, sets one host cavity 10 of formation of hyoplastron 12.The metal shell 2 includes roof 21, the bottom wall 22 relative with roof 21, connected
Connect two side 23 and rear wall 24 of the roof 21 with bottom wall 22.The rear wall 24 is extended and bent horizontally towards each other by two side 23
Into.The roof 21 and bottom wall 22 of the metal shell 2 be respectively equipped with some the first elastic arms 211 extended into host cavity 10 and
Second elastic arm 221.It is described to be equipped with the 3rd elastic arm 231 extended into host cavity 10 per side wall 23.The roof 21
Also it is additionally provided with one and extends into holding piece 212 in host cavity, the holding piece 212 is located between two first elastic arms 211, is used to
Strengthen and butt connector（It is not shown）Resist force.The rear side of two side 23 is provided with the preceding installation portion 232 extended downwardly, institute
State rear wall 24 and be provided with and continue the rear installation portion 241 that extends downwardly, the preceding installation portion 232 and rear installation portion 241 work in coordination by
Electric connector 100 is securely fastened to circuit board（It is not shown）On.The two side 23 is provided with strip holding slot at rear wall 24
233, the holding slot 233 is used to and the clamping of fin 1131 on base portion 11, the fixation of reinforced insulation body 1 and metal shell 2
Effect.
Reference picture 2 to shown in Fig. 4, the conducting terminal 3 include some the first terminals 31 and with before and after the first terminal 31 between
Every some Second terminals 32 of setting, the first terminal 31 is buried for edge and taken shape in insulating body 1, and the first terminal 31 is wrapped
Include the first holding parts being contained in hyoplastron 12（It is not shown）And the first contact site for continuing to extend forward from the first holding parts
312, first contact site 312 is substantially in tabular in the holding slot 1221.The first terminal 31 also includes
From the first holding parts（It is not shown）End downwards bending and continue extend first connecting portion 313 and from first connecting portion 313 after
Continuous the first weld part 314 extended downwardly.The first connecting portion 313 is contained in 13131 in the first accepting groove, first weldering
Socket part 314 is extended downwardly beyond the positioning seat 13.The Second terminal 32 is to be assembled to the insulating body 1 from back to front
Interior, it includes the second holding parts 321 being contained in accepting groove 1222 and the second contact extended forward from the second holding parts 321
Portion 322, bends downwards the second connecting portion 323 of extension from the end of the second holding parts 321 and continues downwards from second connecting portion 323
Second weld part 324 of extension.The fixing block 13111 pushes against second connecting portion 323 receiving space 114 in base portion 11
Interior, second weld part 324 is extended downwardly beyond the bottom surface of the positioning seat 13 through the second accepting groove 1322.Described first
Terminal 31 is five, is located at the difference of the both sides of ground terminal 33 respectively including a ground terminal 33 for being located at centre and two pairs
Sub-signal terminal 34, the first connecting portion 313 of the ground terminal 33 is wider than the first connecting portion of the difference signal terminal 34
First connecting portion 313 in 313 width, difference signal terminal 34 described in each pair close to ground terminal 33 is relative to corresponding first
Weld part 314 is offset to the direction away from ground terminal 33, increases distance between difference signal terminal 34 and ground terminal 33, is used
To reduce the signal cross-talk between conducting terminal 2.
Reference picture 2 is to shown in Fig. 5, and the auxiliary terminal 4 is substantially L-shaped, and it is molded by a sheet metal integrated punching.Institute
Stating auxiliary terminal 4 includes the holding parts 41 that are immobilizated in the groove 1111 of base portion 11 and bends extension downwards from the end of holding parts 41
Connecting portion 42.The connecting portion 42 is located at the rear side of first, second connecting portion 312,323 of first, second terminal 31,32, institute
Holding parts 41 are stated positioned at the upside of first, second holding parts 311,321 of first, second terminal 31,32.The connecting portion 42 is housed
In in positioning seat 13.The connecting portion 42 of the auxiliary terminal 4 is contained in same first with the first connecting portion 313 of ground terminal 33 and received
In tank 13131, wherein the holding parts 41 are provided with the first shell fragment 411 for tearing shaping, the resilient abutment of the first shell fragment 411
In on the roof 21 of metal shell 2.The connecting portion 42 is provided with the second shell fragment 421 for tearing shaping, the elasticity of the second shell fragment 421
It is resisted against in the first connecting portion 313 of ground terminal 33.The holding parts 41 are additionally provided with the holding section protruded outward from its both sides
412, the holding parts 41 are contained in the groove 1111 of base portion 11, and the holding section 412 is fastened in support slot 1112, to limit
The fore-and-aft direction displacement of auxiliary terminal 4 processed.After metal shell 2 is assembled on insulating body 1, the elasticity of the first shell fragment 411 is supported
The roof 21 of metal shell 2 is connected to, the metal shell 2 causes holding parts 41 to be close to for the reaction force that holding parts 41 apply
The bottom wall of groove 1111, thus it is spacing to the above-below direction of holding parts 41, prevent auxiliary terminal 4 to be subjected to displacement and come off.
The auxiliary terminal 4 of electric connector 100 of the present invention at least provided with one with metal shell 2 overlap the first shell fragment 411 and
The second shell fragment 421 overlapped with the first connecting portion 313 of ground terminal 33, thus add with the contact point of ground terminal 33 and
Grounding path, and then improve the signal cross-talk between the EMI suppression effect and reduction difference signal terminal of electric connector 100.
Above content is to combine specific preferred embodiment to invent the further detailed description made to this case, it is impossible to
Assert that the specific implementation of the present invention is confined to these explanations.Correspondence general technical staff of the technical field of the invention comes
Say, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be to belong to this hair
Bright protection domain.
Claims (8)
1. a kind of electric connector, it includes insulating body, the metal shell of coated insulation body and is contained in insulating body
Conducting terminal, the conducting terminal includes some the first terminals, and some the first terminals are included positioned at middle ground terminal
And two pairs of difference signal terminals positioned at ground terminal both sides, it is characterised in that：The electric connector is additionally provided with auxiliary terminal, described
Auxiliary terminal includes being used to be fixed on insulating body and the holding parts overlapped with metal shell and the company overlapped with ground terminal
Socket part, the connecting portion bends downwards extension by holding parts end and formed, and the holding parts are provided with the first shell fragment, first bullet
Piece is abutted with metal shell elasticity upwards, the connecting portion provided with the second shell fragment, second shell fragment forward with earth terminal bullet
Property abut.
2. electric connector as claimed in claim 1, it is characterised in that：The holding parts are additionally provided with what is protruded outward from its both sides
Holding section, the insulating body include being provided with the top of base portion, the base portion to lower recess but and groove not through base portion and from
The support slot that groove both sides extend along the base widths direction, the holding parts of the auxiliary terminal are immobilizated in groove, described
Holding section is fastened in the support slot.
3. electric connector as claimed in claim 2, it is characterised in that：The first terminal includes being contained in insulating body
First holding parts, the first connecting portion of extension is bent downwards from the first holding parts end and continues to extend downwardly from first connecting portion
The first weld part, the first connecting portion of second shell fragment and the ground terminal offsets.
4. electric connector as claimed in claim 3, it is characterised in that：The connecting portion of the auxiliary terminal is in the first terminal
On rear side of first connecting portion, the holding parts are located on the upside of the first holding parts of the first terminal.
5. electric connector as claimed in claim 3, it is characterised in that：The insulating body also includes positioning seat, the positioning
Seat includes main part, and the positioning seat is provided with some the first accepting grooves for running through main part up and down, for housing the first terminal
The first connecting portion, wherein the width positioned at the first middle accepting groove along the longitudinal direction is wider than the first accepting groove of its both sides
Width, the connecting portion of the auxiliary terminal is contained in the first middle accepting groove.
6. electric connector as claimed in claim 1, it is characterised in that：The auxiliary terminal is assembled to insulation originally from up to down
Body.
7. electric connector as claimed in claim 3, it is characterised in that：The width of the ground terminal first connecting portion is wider than difference
The first connecting portion of sub-signal terminal, positioned at ground terminal both sides difference signal terminal first connecting portion relative to its first
Weld part is offset to the side away from ground terminal.
8. electric connector as claimed in claim 1, it is characterised in that：First shell fragment is abutted with metal shell elasticity
Direction perpendicular to second shell fragment and the direction that abuts of ground terminal elasticity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310438501.3A CN104466547B (en) | 2013-09-25 | 2013-09-25 | Electric connector |
| US14/495,846 US9356404B2 (en) | 2013-09-25 | 2014-09-24 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310438501.3A CN104466547B (en) | 2013-09-25 | 2013-09-25 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104466547A CN104466547A (en) | 2015-03-25 |
| CN104466547B true CN104466547B (en) | 2017-10-13 |
Family
ID=52912167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310438501.3A Active CN104466547B (en) | 2013-09-25 | 2013-09-25 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104466547B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789988B (en) * | 2015-04-28 | 2018-11-20 | 昆山全方位电子科技有限公司 | A kind of electric connector |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200972963Y (en) * | 2006-10-16 | 2007-11-07 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| TW200843246A (en) * | 2006-12-29 | 2008-11-01 | Sandisk Corp | Electrical connector with ESD grounding clip and the method of making the same |
| CN201303173Y (en) * | 2008-10-14 | 2009-09-02 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN201656022U (en) * | 2010-03-12 | 2010-11-24 | 康联精密机电(深圳)有限公司 | High-frequency transmission interface connector |
| CN201682097U (en) * | 2010-01-12 | 2010-12-22 | 达昌电子科技(苏州)有限公司 | Connector structure |
| CN202076609U (en) * | 2011-03-23 | 2011-12-14 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN102842820A (en) * | 2011-06-23 | 2012-12-26 | 星电株式会社 | Connector and signal line structure |
-
2013
- 2013-09-25 CN CN201310438501.3A patent/CN104466547B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200972963Y (en) * | 2006-10-16 | 2007-11-07 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| TW200843246A (en) * | 2006-12-29 | 2008-11-01 | Sandisk Corp | Electrical connector with ESD grounding clip and the method of making the same |
| CN201303173Y (en) * | 2008-10-14 | 2009-09-02 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN201682097U (en) * | 2010-01-12 | 2010-12-22 | 达昌电子科技(苏州)有限公司 | Connector structure |
| CN201656022U (en) * | 2010-03-12 | 2010-11-24 | 康联精密机电(深圳)有限公司 | High-frequency transmission interface connector |
| CN202076609U (en) * | 2011-03-23 | 2011-12-14 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN102842820A (en) * | 2011-06-23 | 2012-12-26 | 星电株式会社 | Connector and signal line structure |
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| Publication number | Publication date |
|---|---|
| CN104466547A (en) | 2015-03-25 |
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