CN103579835B - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN103579835B CN103579835B CN201210263076.4A CN201210263076A CN103579835B CN 103579835 B CN103579835 B CN 103579835B CN 201210263076 A CN201210263076 A CN 201210263076A CN 103579835 B CN103579835 B CN 103579835B
- Authority
- CN
- China
- Prior art keywords
- terminal
- insulating body
- electric connector
- shielding casing
- difference signal
- 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.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A kind of electric connector, in order to be mounted on circuit board, it comprises insulating body, be contained in the metal shielding casing of some conducting terminals in insulating body and coated insulation body, described shielding casing is provided with the spliced eye of accommodating butt connector, insulating body has the hyoplastron protruding into forward spliced eye, described conducting terminal comprises at least one pair of difference signal terminal and the earth terminal adjacent with difference signal terminal, each conducting terminal has row and to be located on hyoplastron and the contact site being exposed to spliced eye, described shielding casing is also provided with the ground connection afterbody with ground terminal contact, make to form grounded circuit between shielding casing and earth terminal, reach the function improving anti-electromagnetic interference, increase effect of shielding casing signal shielding.
Description
Technical field
The present invention relates to a kind of electric connector, particularly relate to a kind of electric connector with metal shielding casing.
Background technology
Electric connector is generally mounted in circuit board, be used for and butt connector grafting, electric connector comprises insulating body, be contained in the metal shielding casing of some conducting terminals in insulating body and coated insulation body, metal shell is provided with the spliced eye of collecting butt connector, insulating body comprises base portion and extends forwardly to the hyoplastron of spliced eye from base portion, conducting terminal comprises the fixed part fixed with insulating body, the contact site that self-retaining portion extends forward and the weld part that self-retaining portion extends back, contact site is arranged and is located on hyoplastron and exposes spliced eye, contact in order to butt connector, weld part extends back insulating body, welding on circuit boards.But the ground connection of this electric connector and shield effectiveness are not good, have impact on signal transmission effect and the quality of electric connector.
Therefore, be necessary to design a kind of novel electric connector, to solve the problems of the technologies described above.
Summary of the invention
The object of the present invention is to provide and a kind of there is the electric connector improving anti-electromagnetic interference.
For realizing aforementioned object, the present invention adopts following technical scheme: a kind of electric connector, in order to be mounted on circuit board, it comprises insulating body, be contained in the metal shielding casing of some conducting terminals in insulating body and coated insulation body, described shielding casing is provided with the spliced eye of accommodating butt connector, described insulating body has the hyoplastron protruding into forward spliced eye, described conducting terminal comprises at least one pair of difference signal terminal and the earth terminal adjacent with difference signal terminal, each conducting terminal has row and to be located on hyoplastron and the contact site being exposed to spliced eye, described shielding casing is also provided with the ground connection afterbody with ground terminal contact.
Compared to prior art, hiding case for electric connector of the present invention is provided with the ground connection afterbody with ground terminal contact, makes to form grounded circuit between shielding casing and earth terminal, reaches the function improving anti-electromagnetic interference, increases effect of shielding casing signal shielding.
Accompanying drawing explanation
Fig. 1 is the three-dimensional combination figure of electric connector of the present invention.
Fig. 2 is the three-dimensional combination figure of another angle of electric connector of the present invention.
Fig. 3 is the schematic perspective view that electric connector insulating body of the present invention separates with shielding casing, demonstrates electrical connector interior structure.
Fig. 4 is the part isometric exploded view of electric connector of the present invention.
Fig. 5 is the part isometric exploded view of another angle of electric connector of the present invention.
Fig. 6 is the three-dimensional exploded view of electric connector of the present invention.
Fig. 7 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. 7, electric connector 100 of the present invention is a kind of USB 3.0 socket connector, in order to be arranged on circuit board (not shown), is communicated with the circuit on circuit board by wire (not shown).This electric connector 100 comprises insulating body 1, the metal shielding casing 4 of the some conducting terminals 2 be contained in insulating body 1, the locating piece 3 be fixed on insulating body 1, coated insulation body 1 and be set in the ground strip 5 of shielding casing 4 front end.
The collets 15 that insulating body 1 comprises a main body 10 and is fixed in main body 10, the hyoplastron 12 that main body 10 comprises base portion 11 and protrudes out forward from base portion 11, hyoplastron 12 is provided with upper surface 121 and the lower surface 122 relative with upper surface 121, the rear portion of lower surface 122 is arranged with some accepting grooves 123, front portion is arranged with some depressions 124, often be provided with a fin 125 between adjacent two depressions 124, depression 124 extends to forward the front end face 120 of hyoplastron 12.
Base portion 11 bottom surface is provided with the location notch 111 of fixed insulation block 15, be around in the interior antetheca 112 of location notch 111 front end, from the first projection 113 that interior antetheca about 112 two ends extend back, two second projections 114 protruded out downwards from base portion 11 rear end and be positioned at two protuberances 115 of location notch 111, two first projections 113 align along the longitudinal direction one by one with two second projections 114, make to form a groove 116 and be positioned at the first draw-in groove 117 outside this groove 116 between each the first projection 113 and one second projection 114, groove 116 is through with draw-in groove about 117, first draw-in groove 117 is recessed on the side surface of base portion 11, two protuberances 115 separate between left and right and are positioned at the centre of two first projections 113 in the lateral direction.The rear end of location notch 111 inner roof wall is arranged with the some conduits 118 run through backward, and conduit 118 is through with location notch 111.
Collets 15 top is arranged with a pair holddown groove 153, and bottom is arranged with a holding slot 155, and outer surface is arranged with one second draw-in groove 157.The holddown groove 153 of collets 15 fixes with two protuberances 115 of main body 10, and collets 15 are resisted against forward in main body 10 on antetheca 112, and two ends, left and right are contained in groove 116, limits before and after collets 15 and moves left and right.First, second draw-in groove 117,157 consistency from top to bottom is also mutually through.
Conducting terminal 2 comprises first end subgroup 21 and the second terminal group 22, the combination of first, second terminal group 21,22 meets USB 3.0 host-host protocol, second terminal group 22 meets USB 2.0 host-host protocol, so the first terminal 21 comprises two comprise one second earth terminal 222, power supply terminal 223 and a pair second difference signal terminal 221 between this second earth terminal 222 and power supply terminal 223 to the first difference signal terminal 211 and one first earth terminal 212, second terminal group 22 between this two couple first difference signal terminal 211.
The contact site 24 that each conducting terminal 2 comprises fixed part 23, self-retaining portion 23 extends forward and the weld part 25 that self-retaining portion 23 extends back, fixed part 23 edge of first end subgroup 21 buries and is molded in the main body 10 of insulating body 1, fixed part 23 edge of first end subgroup 21 buries and is molded on the collets 15 of insulating body 1, in other embodiments, first, second terminal group 21,22 is fixed on insulating body 1.The contact site 24 of first end subgroup 21 is contained in depression 124, the second terminal group 22 of insulating body 1 contact site 24 for tabular is partially housed in insulating body 1 main body 10 accepting groove 123 for flexible arcuate structure.
The weld part 25 of the second terminal group 22 extends back collets 15 and is contained in the conduit 118 of main body 10, the weld part 25 of first, second terminal group 21,22 extends back and is arranged in the bottom surface of insulating body 1 main body 1 base portion 11, and arrangement is that a row is located in the same horizontal plane in left-right direction, it is outside that all weld parts 25 are also exposed to electric connector 100 downwards, with together with wire bonds, reach the electric connection between electric connector 100 and circuit board, in other embodiments, circuit board directly and conducting terminal 2 weld part 25 weld together.Second earth terminal 222 of the second terminal group 22 and the weld part 25 of power supply terminal 223 are positioned at the outermost locations of this row, first earth terminal 212 of first end subgroup 21 is provided with isolated a pair weld part 25 in left and right, two weld parts 25 of the second difference signal terminal 221 of the second terminal group 22 are arranged in this between weld part 25, so, the weld part 25 of conducting terminal 2 putting in order in the lateral direction is followed successively by: the weld part 25 of power supply terminal 223, two weld parts 25 of a pair first difference signal terminal 211, one weld part 25 of the first earth terminal 212, two weld parts 25 of the second difference signal terminal 221, an other weld part 25 of the first earth terminal 212, two weld parts 25 of other a pair first difference signal terminal 211, the weld part 25 of the second earth terminal 222.
The supporting bracket 32 that locating piece 3 comprises substrate 31, protrude out forward from substrate 31 and the fixing block 33 upwards protruded out from substrate 31 front end, the two ends, left and right of fixing block 33 protrude out substrate 31 laterally and form protuberance 331, it is also on the substrate 31 recessed downwards that one holding tank 34 runs through fixing block 33 along the longitudinal direction, and this holding tank 34 also runs through substrate 31 backward.
Shielding casing 4 comprises roof 41, diapire 42 and two lateral walls 43, roof 41, diapire 42 and two side 43 enclose formation one spliced eye 45, in order to accommodate butt connector, roof 41 and diapire 42 outer surface are provided with the lug 411 extended forward, the ground connection afterbody 422 that diapire 42 rear end is provided with a breach 421 and extends back from this breach 421 leading edge, the abutting part 425 that ground connection afterbody 422 comprises the horizontal part 423 extended back, the rake 424 extended upwards and backwards from horizontal part 423 and is located at rake 424 top, horizontal part 423 is positioned at breach 421.Two side 43 rushes the retaining sheet 432 being provided with and protruding out to the inside respectively, and same retaining sheet 432 is held in forward first, second draw-in groove 117,157, moves backward with the main body 10, the collets 15 that limit insulating body 1.Two side 43 is also respectively equipped with the brace 435 extended back to be connected with wire, and brace 435 is provided with through hole 436, increases the connection reliability of brace 435 and wire.The hyoplastron 12 of insulating body 1 protrudes into forward spliced eye 45, and the contact site 25 of conducting terminal 2 is exposed to spliced eye 45, in order to contact with butt connector.
Ground strip 5 comprise rectangle frame 51, from frame 51 top and bottom, some elastic contact chips 52 of being formed of punching press and bending backward from frame 51 medial margin extend and the some retaining pieces 53 of shielding casing 4 lug 411 to buckle forward.Contact chip 52, in order to keep conflicting with exterior panel (not shown), realizes shielding casing 4 and keeps with panel earth-continuity to eliminate the noise on panel.In other embodiments, shielding casing 4 is one-body molded with ground strip 5.
When electric connector 100 of the present invention is assembled, first, edge is respectively buried the main body 10 forming conducting terminal 2 to be fixed together with collets 15, then, locating piece 3 is upwards fixed on collets 15, the fixing block 33 of locating piece 3 is immobilizated in the holding slot 155 of collets 15, and the substrate 31 of locating piece 3 is upwards resisted against on collets 15, and the end face of locating piece 3 protuberance 331 and the end face of collets 15 are positioned at sustained height, secondly, after the ground connection afterbody 422 of shielding casing 4 is bent to horizontal structure downwards, again shielding casing 4 is set on insulating body 1 backward, ground connection afterbody 422 is backward through holding tank 34, again ground connection afterbody 422 is restored to the original state afterwards, the horizontal part 423 of ground connection afterbody 422 is contained in holding tank 34 and is jointly fixed by locating piece 3 and collets 15, abutting part 425 is upwards pressed on the front portion of the weld part 25 of the first earth terminal 212, shielding casing 4 and the first earth terminal 212 is made to form grounded circuit, effectively can reach anti electromagnet interference function, the substrate 31 of locating piece 3 is partially housed in the breach 421 of shielding casing 4 diapire 42, diapire 42 is upwards pressed on collets 15 with on the protuberance 331 of locating piece 3, simultaneously, the supporting bracket 32 of locating piece 3 is upwards supported on diapire 42, so by shielding casing 4, locating piece 3 and collets 15 triplicity are together, finally, ground strip 5 is set in forward the front end of shielding casing 4, contact chip 52 and the exterior panel of ground strip 5 keep conflicting, and retaining piece 53 moves to limit ground strip 5 backward with shielding casing 4 lug 411 phase buckle.When electric connector 100 of the present invention is installed on circuit boards, between panel, ground strip 5, shielding casing 4, first earth terminal 212 and circuit board, form grounded circuit, effectively increase the signal shielding effect of shielding casing 4 and reduce electromagnetic interference.
In sum, these are only preferred embodiment of the present invention, should not limit the scope of the invention with this, namely every simple equivalence done according to claims of the present invention and description of the invention content changes and modifies, and all should still remain within the scope of the patent.
Claims (8)
1. an electric connector, in order to be mounted on circuit board, it comprises insulating body, be contained in the metal shielding casing of some conducting terminals in insulating body and coated insulation body, described shielding casing comprises roof, diapire and two side, described roof, diapire and two side enclose the spliced eye being formed with to accommodate butt connector, described insulating body has the hyoplastron protruding into forward spliced eye, described conducting terminal comprises at least one pair of difference signal terminal and the earth terminal adjacent with difference signal terminal, each conducting terminal has row and to be located on hyoplastron and the contact site being exposed to spliced eye and the weld part extended back, it is characterized in that: described shielding casing is also provided with the ground connection afterbody contacted with the weld part of earth terminal, described ground connection afterbody is connected with diapire one, described electric connector also comprises the locating piece be upwards fixed on insulating body, described locating piece has the supporting bracket upwards supporting shielding casing diapire, described ground connection afterbody is fixed jointly by insulating body and locating piece.
2. electric connector according to claim 1, it is characterized in that: the described ground connection afterbody that described shielding casing diapire rear end is provided with breach and extends from a medial margin of breach, described locating piece comprises and being upwards supported on insulating body and the substrate be partially housed in breach and the described supporting bracket extended forward from substrate, and described ground connection afterbody is fixed jointly by substrate and insulating body.
3. electric connector according to claim 2, it is characterized in that: described insulating body is provided with the holding slot of opening towards locating piece, locating piece comprises and upwards protruding out from substrate and the fixing block be fixed in holding slot and run through fixing block along the longitudinal direction, holding tank is also recessed also runs through substrate backward on substrate, described ground connection afterbody comprise be connected with diapire and be positioned at the horizontal part of breach, the rake that extends upwards and backwards from horizontal part and the abutting part being located at rake top, horizontal part is contained in breach and holding tank simultaneously.
4. electric connector according to claim 3, it is characterized in that: described conducting terminal comprises first end subgroup and meets the second terminal group of USB 2.0 host-host protocol, first, the combination of the second terminal group meets USB 3.0 host-host protocol, described first end subgroup comprises two to the first difference signal terminal and one first earth terminal between this two couple first difference signal terminal, described second terminal group comprises one second earth terminal, one power supply terminal and a pair second difference signal terminal between this second earth terminal and power supply terminal, described ground connection afterbody is at least with first, one of them contact of second earth terminal.
5. electric connector according to claim 4, it is characterized in that: described conducting terminal has and extends back and the weld part be arranged on insulating body, weld part is arranged in a row in left-right direction and is positioned at same level, a weld part part is contained in insulating body, and another part is exposed to electric connector outside.
6. electric connector according to claim 5, it is characterized in that: described first earth terminal has weld part described in isolated a pair of left and right, the weld part of conducting terminal is arranged in a row in the lateral direction, puts in order and is followed successively by: a weld part of the weld part of power supply terminal, two weld parts of a pair first difference signal terminal, the first earth terminal, two weld parts of the second difference signal terminal, an other weld part of the first earth terminal, two weld parts of other a pair first difference signal terminal, the weld part of the second earth terminal.
7. electric connector according to claim 6, it is characterized in that: described insulating body comprises main body and is fixed on the collets in main body, described hyoplastron is located in main body, described first end subgroup is fixed or is inlayed to bury and takes shape in main body, described second terminal group is fixed or is inlayed to bury and takes shape on collets, described locating piece is upwards fixed on collets, and the horizontal part of ground connection afterbody is fixed jointly by locating piece and collets.
8. according to the electric connector of claim 1 to 7 wherein described in one, it is characterized in that: described electric connector also comprises and being set on shielding casing or ground strip integrated with shielding casing, ground strip has the elastic contact chip protruded out forward to keep in touch with exterior panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263076.4A CN103579835B (en) | 2012-07-27 | 2012-07-27 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210263076.4A CN103579835B (en) | 2012-07-27 | 2012-07-27 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103579835A CN103579835A (en) | 2014-02-12 |
| CN103579835B true CN103579835B (en) | 2015-08-19 |
Family
ID=50051084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210263076.4A Expired - Fee Related CN103579835B (en) | 2012-07-27 | 2012-07-27 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103579835B (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9525227B2 (en) | 2012-07-21 | 2016-12-20 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9525223B2 (en) | 2013-07-19 | 2016-12-20 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| US9496662B2 (en) | 2013-07-19 | 2016-11-15 | Foxconn Interconnect Technology Limited | Flippable electrical connector |
| CN107134692A (en) * | 2016-12-15 | 2017-09-05 | 番禺得意精密电子工业有限公司 | Electric connector |
| TWM552197U (en) * | 2017-08-01 | 2017-11-21 | 連展科技股份有限公司 | Socket electrical connector |
| CN111653891B (en) * | 2018-05-15 | 2022-08-19 | 深圳市益晟康科技有限公司 | Hot plug connector |
| CN110808493B (en) * | 2018-08-06 | 2022-06-24 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN110808491B (en) * | 2018-08-06 | 2022-06-24 | 富士康(昆山)电脑接插件有限公司 | Electrical connector assembly |
| US11990710B2 (en) | 2018-11-28 | 2024-05-21 | Microsoft Technology Licensing Llc | Shell-less electrical connector and method of making same |
| CN109390769A (en) * | 2018-12-12 | 2019-02-26 | 四川华丰企业集团有限公司 | Insulation module, plug connector module and connector |
| CN110429407B (en) * | 2019-09-10 | 2024-04-30 | 凡甲电子(苏州)有限公司 | Electric connector |
| US12489254B2 (en) | 2020-06-19 | 2025-12-02 | Dongguan Luxshare Technologies Co., Ltd | Backplane connector with improved metal shield surrounding member |
| CN212849125U (en) * | 2020-06-19 | 2021-03-30 | 东莞立讯技术有限公司 | Back panel connector |
| CN113097770B (en) * | 2021-03-31 | 2023-09-19 | 东莞立德精密工业有限公司 | Electric connector |
| CN114465056B (en) | 2022-02-14 | 2024-03-26 | 立讯精密组件(昆山)有限公司 | Electric connector and manufacturing method thereof |
| CN118472717A (en) * | 2023-09-28 | 2024-08-09 | 东莞立讯技术有限公司 | Electrical connector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2355444Y (en) * | 1998-12-29 | 1999-12-22 | 富士康(昆山)电脑接插件有限公司 | socket electrical connector |
| CN201450182U (en) * | 2009-07-10 | 2010-05-05 | 富港电子（东莞）有限公司 | electrical connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157839B (en) * | 2010-12-17 | 2013-03-27 | 东莞宇球电子有限公司 | Electric connector |
-
2012
- 2012-07-27 CN CN201210263076.4A patent/CN103579835B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2355444Y (en) * | 1998-12-29 | 1999-12-22 | 富士康(昆山)电脑接插件有限公司 | socket electrical connector |
| CN201450182U (en) * | 2009-07-10 | 2010-05-05 | 富港电子（东莞）有限公司 | electrical connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103579835A (en) | 2014-02-12 |
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Granted publication date: 20150819 |
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| CF01 | Termination of patent right due to non-payment of annual fee |