CN103311745B - Electric connector and assembly thereof - Google Patents
Electric connector and assembly thereof Download PDFInfo
- Publication number
- CN103311745B CN103311745B CN201210061147.2A CN201210061147A CN103311745B CN 103311745 B CN103311745 B CN 103311745B CN 201210061147 A CN201210061147 A CN 201210061147A CN 103311745 B CN103311745 B CN 103311745B
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- CN
- China
- Prior art keywords
- electric connector
- local ground
- ground path
- insulating body
- slotted eye
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Abstract
A kind of electric coupler component, it includes electric connector and the chip module of electric connector electric connection and printed circuit board (PCB).Electric connector includes being provided with several terminal holes, several terminals being arranged in corresponding terminal hole that interface with the insulating body of installed surface, is arranged between interface and installed surface and is arranged on the local ground path on the interface of insulating body and between terminal hole, it is used for forming complete grounded screen, reaches preferably shield effectiveness.
Description
[technical field]
The present invention relates to a kind of electric connector and assembly thereof, particularly relate to a kind of chip module that can be electrically connected with to the electric connector of printed circuit board (PCB) and assembly thereof.
[background technology]
Existing computer market, arithmetic core central processing unit (CPU) therein, need to be attached on mainboard by a chips adapter.In the field of adapter, having many electric connectors is that the transmission speed in response to high-frequency high-speed must be provided with grounding device.Because when transmission speed is faster, its impact being interfered the biggest (or to effect of noise also with regard to being more sensitivity, such as, low transmission speed is not constituted the noise of impact, when transmission speed accelerates, impact will be constituted).Such as on so-called back panel connector, except use differential pair signal terminal in addition to, ground terminal also can be used to corral by signal terminal, to protect signal terminal interference-free.Chip connector is also to develop towards the direction of high-speed transfer, but is intended to constitute the earth protective device of complete set, then industry is still in effort.
Chinese invention patent is announced No. 202034567 and is disclosed a kind of planar grid array (LGA) chip module that connects to the electric connector of printed circuit board (PCB), but the most complete.
In view of above-mentioned condition, a kind of novel electric connector of necessary offer is to solve defect present in prior art.
[summary of the invention]
It is an object of the invention to provide a kind of electric connector with preferable shield effectiveness and assembly thereof.
Electric connector of the present invention is achieved through the following technical solutions: a kind of electric connector includes being provided with several terminal holes, several conducting terminals being arranged in corresponding terminal hole, the local ground path being arranged on the interface of insulating body and the screen layer being exposed in terminal hole electrically connected with the formation of local ground path that interface with the insulating body of installed surface, is arranged between interface with installed surface.
The present invention defines further: described local ground path is located between terminal hole and encloses the surrounding being located at terminal hole.
The present invention defines further: described local ground path is rectangular arrangement.
The present invention defines further: described insulating body is provided with the stacker protruding interface, this local ground path includes the Part I being located at stacker side and is located at the Part II of stacker other side, slotted eye that this stacker is provided with between Part I and Part II and the inwall being exposed in slotted eye, the inwall of this slotted eye is provided with the metal level being electrically connected with Part I with Part II.
The present invention defines further: the some jacks in described electric connector includes being located at insulating body and being connected with corresponding terminal hole and the shielding sheet being housed in these jacks, and this screen layer is to be formed by shielding sheet.
The present invention defines further: the some jacks in described electric connector includes being located at insulating body and being connected with corresponding terminal hole and the inner surface being exposed in jack, this inner surface is provided with the electroplated metal layer electrically connected with local ground path.
The present invention defines further: described local ground path is also arranged on the installed surface of insulating body, and this local ground path is to be formed in the way of plating, and this screen layer contacts with local ground path.
The present invention defines further: described insulating body is provided with the crimping seat protruding installed surface, this local ground path includes the Part III being located at crimping seat side and is located at the Part IV of stacker other side, slotted eye that this crimping seat is provided with between Part III and Part IV and the inwall being exposed in slotted eye, the inwall of this slotted eye is provided with the metal level being electrically connected with Part III with Part IV.
Electric connector of the present invention is achieved through the following technical solutions: a kind of electric coupler component, it includes chip module and any one above-mentioned electric connector, chip module includes a bottom surface, several signal pads and neighbouring grounding device thereof it is provided with on this bottom surface, the signal pad of this chip module electrically connects with this conducting terminal, and the grounding device of this chip module electrically connects with the local ground path of this adapter.
The present invention defines further: described grounding device is some weld assemblies, and these weld assemblies are rectangular arrangement and enclose the surrounding being located at signal pad.
Compared to prior art; at least there is advantages below in electric connector of the present invention: is provided with local ground path on the interface of insulating body and is connected with screen layer; it is collectively forming the grounded screen of complete set; make electric connector and assembly thereof have preferably shield effectiveness, be used for protecting the transmission of signal.
[accompanying drawing explanation]
Fig. 1 is the solid component figure of electric coupler component of the present invention.
Fig. 2 is the three-dimensional exploded view of electric coupler component of the present invention.
Fig. 3 is the axonometric chart of the chip module of electric coupler component of the present invention.
Fig. 4 is the three-dimensional exploded view of electric connector of the present invention.
Fig. 5 is the partial enlarged drawing of the electric connector of Fig. 4.
Fig. 6 is the three-dimensional exploded view of another angle of electric connector of the present invention.
Fig. 7 is the partial enlarged drawing of the electric connector of Fig. 6.
Fig. 8 is electric coupler component of the present invention sectional view in A-A direction along Fig. 1.
Fig. 9 is electric coupler component of the present invention sectional view in B-B direction along Fig. 1.
[detailed description of the invention]
Referring to shown in Fig. 1 to Fig. 9, electric coupler component 1000 of the present invention includes chip module 200, printed circuit board (PCB) 300 and for being electrically connected with the electric connector 100 of chip module 200 and printed circuit board (PCB) 300.If electric connector 100 includes that insulating body 1, some conducting terminals 2 being housed in insulating body 1 and shielding sheet 3 and capable person's conducting terminal 2 are soldered to the stannum ball 400 of printed circuit board (PCB) 300.
Chip module 200 groups is located at the top of electric connector 100, refers to shown in Fig. 3, and it includes upper substrate 2000, upper current potential reference signal layer 2007, upper interlayer 2001 and upper insulating barrier 2002 the most successively.Upper substrate 2000 includes some upper connecting portions 2005.The bottom surface (not shown) of chip module 200 includes interlayer 2001 and upper insulating barrier 2002, this bottom surface is provided with some upper signal pads 2003 and the some upper stannum ball 2006 neighbouring with upper signal pad 2003, on this, stannum ball 2006 is to be evenly spaced in upper signal pad 2003 in rectangular around, and this bottom surface includes some upper accepting holes 2004 and during stannum ball 2006 is housed in some upper accepting holes 2004 on these.
Additionally referring to shown in Fig. 2, printed circuit board (PCB) 300 groups is located at the lower section of electric connector 100, and it includes infrabasal plate 3000, lower voltage reference signals layer 3007, lower interlayer 3001 and lower insulating barrier 3002 the most successively.Infrabasal plate 3000 includes some upper connecting portions 3005.The end face (not shown) of printed circuit board (PCB) 300 includes lower interlayer 3001 and lower insulating barrier 3002, this end face is provided with some lower signal pads 3003 and the some lower stannum ball 3006 neighbouring with lower signal pad 3003, this lower stannum ball 3006 is to be evenly spaced in lower signal pad 3003 in rectangular around, and this end face includes that some lower accepting holes 3004 and these lower stannum balls 3006 are housed in some lower accepting holes 3004.
Please refer to shown in Fig. 4 Yu Fig. 7, insulating body 1 includes interface 11 and the installed surface 12 relative with interface 11.Insulating body 1 is provided with some terminal holes 13 being located between interface 11 with installed surface 12 and the some jacks 14 connected with terminal hole 13.The stacker 15 protruding from interface 11 and the crimping seat 17 protruding from installed surface 12 it is respectively equipped with on insulating body 1.The local ground path 4 that insulating body 1 is provided with between terminal hole 13 on interface 11 and installed surface 12, local ground path 4 is located between terminal hole 13 and encloses and is located at the surrounding of terminal hole 13 and arranges in rectangular, and this local ground path 4 is to be electroplated onto the metal level on interface 11 and installed surface 12 by the mode of plating.Please join shown in Fig. 4 and Fig. 5, this local ground path 4 includes the Part I 41 being located at stacker 15 side and is located at the Part II 42 of stacker 15 other side, slotted eye 40 that this stacker 15 is provided with between Part I 41 and Part II 42 and be exposed to the inwall in slotted eye 40, the inwall of this slotted eye 40 is provided with the metal level being electrically connected with Part I 41 with Part II 42.Please join shown in Fig. 6 and Fig. 7, this local ground path 4 includes the Part III 43 being located at crimping seat 17 side and is located at the Part IV 44 of crimping seat 17 other side, slotted eye 45 that this crimping seat 17 is provided with between Part III 43 and Part IV 44 and be exposed to the inwall in slotted eye 45, the inwall of this slotted eye 45 is provided with the metal level being electrically connected with Part III 43 with Part IV 44.Conducting terminal 2 includes the weld part 22 that main part 20, the upwardly extending contact arm of main body 20 21 and main body 20 downwardly extend.Electric connector 100 includes the shielding sheet 3 being housed in some jacks 14 and is exposed to the inner surface in jack 14.Shielding sheet 3 includes upper pressure contact portion 31 and the lower pressure contact portion 32 being connected with local ground path 4.
Please refer to shown in Fig. 8 Yu Fig. 9 by emphasis, when electric connector 100 is assembled on printed circuit board (PCB) 300 and chip module 200 groups is set on electric connector 100, the contact arm 21 of conducting terminal 2 contacts with the upper signal pad 2003 of chip module 200, and weld part 22 is welded on the lower signal pad 3003 of printed circuit board (PCB) 300 by stannum ball 400, realize the electric connection of chip module 200 and printed circuit board (PCB) 300 with this, thus realize the signal conduction of electric connector 100.The upper stannum ball 2006 being located on chip module 200 is carried in the slotted eye 40 of this stacker 15, and realizes in electrical contact by upper stannum ball 2006 with local ground path 4.The lower stannum ball 3006 being located on printed circuit board (PCB) 300 abuts against with the slotted eye 45 of this crimping seat 17, and in electrical contact with slotted eye 45 by lower stannum ball 3006.
Electric connector 100 of the present invention realizes signal conduction by the conducting terminal 2 being located in insulating body 1, and passes the signal along to upper substrate 2000 and infrabasal plate 3000 by upper signal pad 2003 and lower signal pad 3003.Electric connector 100 contacts with the shielding upper pressure contact portion 31 of sheet 3, lower pressure contact portion 32 by being located between terminal hole 13 and enclosing the local ground path 4 setting terminal hole 13, and then local ground path 4 is electrically connected with on the shielding upper pressure contact portion 31 of sheet 3, lower pressure contact portion 32, thus realize electrically conducting.The local ground path 4 of electric connector 100 electrically conducts with some shielding sheets 3 and passes through local ground path 4 and is electrically connected with by some shielding sheets 3, reaches the effect of bulk shielding.On this stannum ball 2006 and lower stannum ball 3006 by with the electrically conducting of local ground path 4, and be connected with upper current potential reference signal layer 2007 and lower voltage reference signals layer 3007 by upper connecting portion 2005 and lower connecting portion 3005, there is provided one bucking current can quickly be delivered to upper current potential reference signal layer 2007 and the path of lower voltage reference signals layer 3007 with this, be used for reaching the effect of bulk shielding.
It should be noted that in illustrative embodiments of the present invention, be the screen layer being formed by this shielding sheet 3 and surrounding corresponding conducting terminal 2.It is, of course, understood that in other embodiments, this screen layer also can be formed at the electroplated metal layer of jack 14 inner surface by plating.This screen layer is electrically connected with local ground path 4, is used for forming preferably shield effectiveness.
It addition, the upper signal pad 2003 of electric connector 100 of the present invention, lower signal pad 3003 and upper stannum ball 2006, the lower stannum ball 3006 weld assembly including any kind of metal contact jaw.
Should be understood that, the foregoing is only the preferred forms of the present invention, being not all, of embodiment, the change of any equivalence that technical solution of the present invention is taked by those of ordinary skill in the art by reading description of the invention, the claim being the present invention is contained.
Claims (9)
1. an electric connector, described electric connector include being provided with interface and installed surface insulating body,
If several terminal holes being arranged between interface with installed surface, being arranged in corresponding terminal hole
Dry conducting terminal, the local ground path being arranged on the interface of insulating body and with local ground road
Footpath forms the screen layer being exposed in terminal hole of electrical connection, and described insulating body is provided with protrusion interface
Stacker, it is characterised in that: Part I that this local ground path includes being located at stacker side and
Be located at the Part II of stacker other side, this stacker be provided be positioned at Part I and Part II it
Between slotted eye and the inwall that is exposed in slotted eye, the inwall of this slotted eye is provided with electric connection Part I and the
The metal level of two parts.
2. electric connector as claimed in claim 1, it is characterised in that: described local ground path sets
Between terminal hole and enclose the surrounding being located at terminal hole.
3. electric connector as claimed in claim 2, it is characterised in that: described local ground path in
Rectangular arranges.
4. electric connector as claimed in claim 1, it is characterised in that: described electric connector includes setting
Some jacks of being connected in insulating body and with corresponding terminal hole and being housed in these jacks
Shielding sheet, this screen layer is to be formed by shielding sheet.
5. electric connector as claimed in claim 1, it is characterised in that: described electric connector includes setting
The some jacks being connected in insulating body and with corresponding terminal hole and the interior table being exposed in jack
Face, this inner surface is provided with the electroplated metal layer electrically connected with local ground path.
6. electric connector as claimed in claim 1, it is characterised in that: described local ground path is also
Being arranged on the installed surface of insulating body, this local ground path is to be formed in the way of plating, and this screen
Cover layer to contact with local ground path.
7. electric connector as claimed in claim 6, it is characterised in that: described insulating body is provided with
Protruding the crimping seat of installed surface, this local ground path includes being located at the Part III of crimping seat side and setting
In the Part IV of stacker other side, this crimping seat is provided with between Part III and Part IV
Slotted eye and the inwall that is exposed in slotted eye, the inwall of this slotted eye is provided with electric connection Part III and the 4th
The metal level of part.
8. the electric coupler component using above-mentioned electric connector, it is characterised in that: described electrical connection
Device assembly includes any one electric connector in chip module and claim 1 to 7, and chip module includes
There is a bottom surface, this bottom surface is provided with several signal pads and the grounding device neighbouring with signal pad, should
The signal pad of chip module electrically connects with this conducting terminal, the grounding device of this chip module and this adapter
Local ground path electrical connection.
9. electric coupler component as claimed in claim 8, it is characterised in that: described grounding device is
Some weld assemblies, and these weld assemblies are array type arrangement and enclose the surrounding being located at signal pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210061147.2A CN103311745B (en) | 2012-03-09 | 2012-03-09 | Electric connector and assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210061147.2A CN103311745B (en) | 2012-03-09 | 2012-03-09 | Electric connector and assembly thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103311745A CN103311745A (en) | 2013-09-18 |
| CN103311745B true CN103311745B (en) | 2016-08-31 |
Family
ID=49136683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210061147.2A Active CN103311745B (en) | 2012-03-09 | 2012-03-09 | Electric connector and assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103311745B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109411937B (en) * | 2017-08-14 | 2021-09-21 | 富顶精密组件（深圳）有限公司 | Electric connector and manufacturing method thereof |
| CN110504571B (en) * | 2018-05-17 | 2020-12-01 | 高天星 | Electrical connector and electrical property testing device |
| CN109449686B (en) * | 2018-10-10 | 2020-07-28 | 番禺得意精密电子工业有限公司 | Electrical connector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06325810A (en) * | 1993-03-08 | 1994-11-25 | Whitaker Corp:The | Contact module and pin grid array based thereon |
| US6027345A (en) * | 1998-03-06 | 2000-02-22 | Hon Hai Precision Ind. Co., Ltd. | Matrix-type electrical connector |
| CN201036236Y (en) * | 2007-01-26 | 2008-03-12 | 番禺得意精密电子工业有限公司 | Electrical connector |
| CN101378166B (en) * | 2007-09-01 | 2010-09-08 | 贵州航天电器股份有限公司 | Antisymmetric complementary shielding high-speed high-density connector plug |
| CN202034574U (en) * | 2011-03-14 | 2011-11-09 | 番禺得意精密电子工业有限公司 | Electric connector |
-
2012
- 2012-03-09 CN CN201210061147.2A patent/CN103311745B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103311745A (en) | 2013-09-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |