CN105261892A - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN105261892A CN105261892A CN201510760388.XA CN201510760388A CN105261892A CN 105261892 A CN105261892 A CN 105261892A CN 201510760388 A CN201510760388 A CN 201510760388A CN 105261892 A CN105261892 A CN 105261892A
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- China
- Prior art keywords
- electric connector
- collets
- terminal
- shielding sheet
- contact site
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to an electric connector comprising an insulation body, two terminal module groups and a metal housing. The insulation body comprises a main body part and a plate-shaped abutted-connection part extending forward from the main body part. The abutted-connection part comprises an upper surface and a lower surface which are opposite and a front end surface and two side surfaces positioned between the upper surface and the lower surface. Each terminal module group comprises an insulation block and a row of conductive terminals fixed on the insulation block. Each conductive terminal comprises a grounding terminal and several differential signal terminals. Each conductive terminal comprises contact parts arranged on the upper surface and the lower surface. The metal housing circles around the outer sides of the terminal module groups. The electric connector is also provided with a metal shielding sheet positioned between the upper surface and the lower surface of the abutted-connection part. The shielding sheet is provided with at least one through hole and an elastic arm extending upwards or downwards in a projection mode from the inner edge of each through hole. Each insulation block is provided with at least one groove used for accommodating the elastic arm. The contacts parts of the grounding terminal are exposed outside of the groove to make contact with the elastic arm. The electric connector of the invention can reduce signal crosstalk.
Description
Technical field
The present invention relates to a kind of electric connector, particularly relate to a kind of electric connector with metallic shield sheet.
Background technology
The prior art relevant to this case can disclose No. CN104577460A a kind of electric connector disclosed with reference to Chinese invention patent, it comprises insulating body, two-terminal module and metal shell, described insulating body comprises the tabular docking section that main part and main body protrude out forward, described docking section comprises relative upper, lower surface and being positioned at, a front end face between lower surface and both side surface, each terminal module comprises collets and is fixed on the row's conducting terminal on collets, described conducting terminal has and is arranged in, contact site on lower surface, described metal shell is surrounded on outside terminal module, described electric connector is also provided with and is positioned on docking section, a metallic shield sheet between lower surface, but, the metallic shield sheet of this electric connector does not form grounded circuit with ground terminal contact, signal cross-talk can not be reduced.
So, be necessary that a kind of new electric connector of design is to solve the problems of the technologies described above.
Summary of the invention
The object of the present invention is to provide a kind of electric connector with reduction signal cross-talk.
For realizing aforementioned object, the present invention adopts following technical scheme: a kind of electric connector, it comprises insulating body, two-terminal module and metal shell, described insulating body comprises the tabular docking section that main part and main body protrude out forward, described docking section comprises relative upper, lower surface and being positioned at, a front end face between lower surface and both side surface, each terminal module comprises collets and is fixed on the row's conducting terminal on collets, described conducting terminal comprises some earth terminals and some difference signal terminal, described conducting terminal has the contact site being positioned at front end, be positioned at the welding foot of rear end and connect the fixed part of contact site and welding foot, described contact site is arranged in, on lower surface, described metal shell is surrounded on outside terminal module, described electric connector is also provided with and is positioned on docking section, a metallic shield sheet between lower surface, the elastic arm described shielding sheet offered at least one through hole and protrude out up or down from each through hole inner edge, described collets are provided with the groove of collecting elastic arm, the contact site of described earth terminal is exposed in groove and contacts with elastic arm.
As a further improvement on the present invention, described metallic shield sheet offers six through holes, described six arrays of openings are a row, and described six through holes protrude out three elastic arms respectively up and down, described three elastic arms upwards and downward three elastic arms are close to setting respectively and left-right situs is a row, described conducting terminal comprises six earth terminals, and the contact site of six earth terminals contacts with six elastic arm one_to_one corresponding.
As a further improvement on the present invention, described contact site part is embedded in collets, described contact site has the strip contact protuberance protruding or be exposed to collets outside, and described contact protuberance protrudes from or is exposed to the upper and lower surface of docking section, and described fixed part is embedded in collets.
As a further improvement on the present invention, described electric connector comprises a circuit board, and described main part rear end face arranges the recess being used for accommodating circuit board front end, and described main part is concordant with metal shell rear end.
As a further improvement on the present invention, described shielding sheet is exposed to the front end face of docking section, and described insulating body is injected and molded in terminal module with on shielding sheet, and described metal shell contacts with shielding sheet.
As a further improvement on the present invention, the positioning convex portion that described collets comprise mainboard and protrude out from mainboard, the positioning convex portion of two collets protrudes out from its corresponding mainboard, and be pressed on another mainboard, described shielding sheet is gripped by two mainboards, and described shielding sheet has the location hole passed for positioning convex portion.
As a further improvement on the present invention, described metal shell is set to two-piece type, metal shell comprises, lower house, on described, the structure of lower house is symmetrical up and down and be spaced from each other, described upper shell comprises the first roof, the first connecting wall of extension is upwards bent from the first roof rear end, bend the second roof of extension from the first connecting wall top backward and bend a pair the first side wall of extension from the second two ends, roof left and right downwards, described lower house comprises the first diapire, the second connecting wall of extension is upwards bent from the first diapire rear end, bend the second diapire of extension from the second connecting wall bottom backward and upwards bend a pair second sidewalls of extension from the second two ends, diapire left and right, described first roof, first diapire is exposed to the upper of docking section, lower surface is also positioned at contact site rear.
As a further improvement on the present invention, described upper shell is also provided with the first clamping wall from the first side wall horizontal-extending laterally, described lower house is also provided with the second clamping wall from the second sidewall horizontal-extending laterally, and the forward part of first, second clamping wall described to be embedded in main part and to clamp shielding sheet.
As a further improvement on the present invention, the rear section of described second roof, the second diapire, the first side wall, the second sidewall, the first clamping wall and the second clamping wall protrudes from main part, and is located in the outside of conducting terminal welding foot.
Electric connector of the present invention by arranging elastic arm on metal shielding board, and elastic arm embeds the groove interior contact earth terminal that collets are offered, and metal shielding board and earth terminal have identical current potential, reduce signal cross-talk, improve high-frequency transmission ability.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of electric connector of the present invention under the first visual angle.
Fig. 2 is the overall structure schematic diagram of electric connector of the present invention under the second visual angle.
Fig. 3 is the decomposition texture schematic diagram of electric connector of the present invention under the 3rd visual angle.
Fig. 4 is the decomposition texture schematic diagram of electric connector of the present invention under the 4th visual angle.
Fig. 5 is the cross-sectional view of electric connector elastic arm of the present invention and ground terminal contact.
Embodiment
Refer to shown in Fig. 1 to Fig. 4, electric connector 100 of the present invention is pin connector, in order to be plugged on a butt connector (not shown), it comprises an insulating body 10, two-terminal module 20, metallic shield sheet 30, metal shell 40 and a circuit board 50.
The tabular docking section 12 that insulating body 10 comprises main part 11 and protrudes out forward to the middle part of main part 11, the thickness of main part 11 and width are all greater than docking section 12.The positive anti-plug of electric connector 100 is supported in docking section 12, docking section about 12 and symmetrical, and thickness and width increase from front to back gradually.Docking section 12 has relative upper and lower surperficial 121,122 and front end face 123 between upper and lower surperficial 121,122 and relative both side surface 124, upper and lower surperficial 121,122 and both side surface 124 be respectively inclined plane, upper surface 121 is inclined upwardly from front to back, lower surface 122 is downward-sloping from front to back, and both side surface 124 is inwardly outside inclination from front to back.Main part 11 rear end face of insulating body 10 is provided with a recess 111 of accommodating circuit board 50 front end, and main part 11 is concordant with metal shell 40 rear end.
Docking section 12 is also divided into connected front docking section 125 and rear docking section 126, rear docking section 126 is connected between main part 11 and front docking section 125, rear docking section 126 is arranged with an annular receiving groove 128, holding tank 128 is recessed on upper and lower surperficial 121,122 and both side surface 124, and adjacent with main part 11.
Two-terminal module 20 comprises collets 21 respectively and is fixed on the row's conducting terminal 22 on collets 21.
The positioning convex portion 212 that collets 21 comprise a horizontal mainboard 211 and protrude from mainboard 211, the mainboard about 211 of two collets 21 is symmetrical also to be separated between the upper and lower, the positioning convex portion 212 of two collets 21 protrudes out from its corresponding mainboard 211, and be pressed on another mainboard 211.Each collets 21 medial surface is provided with some grooves 213.
Each conducting terminal 22 comprises the contact site 221 being positioned at front end, fixed part 222 and extend back the welding foot 223 of collets 21, fixed part 222 connects contact site 221 and welding foot 223, contact site 221 and fixed part 222 are embedded in collets 21, it is outside that contact site 221 is also exposed to collets 21, conducting terminal 22 comprises six earth terminals 23, other are difference signal terminal 24, on six earth terminals 23, each three of lower row, the contact site 221 of earth terminal 23 is exposed to groove 213, contact site 221 has the strip contact protuberance 224 protruding from collets 21 outside, the contact protuberance 224 of one row's conducting terminal 22 is protruding upward in collets 21, the contact protuberance 224 of another row's conducting terminal 22 protrudes from another collets 21 downwards.
Contact site 221, the welding foot 223 of each terminal module 20 conducting terminal 22 are equidistantly arranged in a row in left-right direction, the contact site 221 of two-terminal module 20, welding foot 223 consistency from top to bottom one by one, welding foot 223 directly to after be soldered on circuit board 50.
Shielding sheet 30 is clamped between the mainboard 211 of two collets 21, between two row's conducting terminals 22, in order to reduce the signal cross-talk between this two rows conducting terminal 22.Shielding sheet 30 has the location hole 32 supplying the positioning convex portion 212 of two collets 21 to pass, and increases the fixed effect of shielding sheet 30.Shielding sheet 30 comprises front dististyle 35 and rear dististyle 36, and front dististyle 35 is embedded in front docking section 125, docking section 12, and rear dististyle 36 is embedded in rear docking section 126.Shielding sheet 30 offers six through holes 33, three elastic arms 331 that six through holes 33 protrude out respectively up and down from inner edge, shown in please refer to the drawing 5, three elastic arms 331 upwards embed in the groove 213 of the collets 11 of top, be pressed on the contact site 221 of three earth terminals 23 being positioned at top, three downward elastic arms 331 embed in the groove 213 of the collets 11 of below, be pressed on the contact site 221 of three earth terminals 23 being positioned at below, make shielding sheet 30 form grounded circuit with each earth terminal 23, reduce signal cross-talk.Shielding sheet 30 is exposed to front end face 123, and insulating body 10 is injected and molded in terminal module 20 with on shielding sheet 30, and metal shell 40 contacts with shielding sheet 30.
Metal shell 40 is set to two-piece type, and it comprises upper and lower casing 41,42, and the structure of upper and lower casing 41,42 is symmetrical up and down and be spaced from each other.Upper shell 41 comprises the first roof 411, upwards bend the first connecting wall 412 of extension from the first roof 411 rear end, bend the second roof 413 of extension backward from the first connecting wall 412 top, bend a pair the first side wall 414 of extension downwards from the second roof about 413 two ends and extend forward the first side wall 414 from the first clamping wall 415, first clamping wall 415 of the first side wall 414 horizontal-extending laterally.Lower house 42 comprises the first diapire 421, upwards bend the second connecting wall 422 of extension from the first diapire 421 rear end, bend the second diapire 423 of extension backward from the second connecting wall 422 bottom, upwards bend a pair second sidewalls 424 of extension from the second diapire about 423 two ends and extend forward the second sidewall 424 from the second clamping wall 425, second clamping wall 425 of the second sidewall 424 horizontal-extending laterally.
First roof 411 and the first diapire 421 are embedded in the rear docking section 126 of insulating body 10, are also exposed to outside docking section 12, and upper and lower surperficial 121,122 coplanar with docking section 12.First, second connecting wall 412,422 is embedded in insulating body 10 main part 11 completely.Second roof 413 and the second diapire 423 are positioned at outside insulating body 10 main part 11 and also protrude out insulating body 10 backward.The forward part of first, second sidewall 413,424 and first, second clamping wall 415,425 is embedded in insulating body 10 main part 11, and rear section, to protruding out insulating body 10, is around in the outside of the welding foot 223 of conducting terminal 22.The forward part of first, second clamping wall 415,425 also clamps shielding sheet 30 and by laser welding together, makes metal shell 40 set up grounded circuit with shielding sheet 30.
Circuit board 50 welds conducting terminal 22, circuit board 50 front end is placed in recess 111.
Electric connector 100 of the present invention arranges elastic arm 331 on metal shielding board 30, elastic arm 331 embeds the interior contact earth terminal 23 of the groove 313 that collets 31 are offered, metal shielding board 30 has identical current potential with earth terminal 23, reduces signal cross-talk, improves high-frequency transmission ability.
Although be example object, disclose the preferred embodiment of the present invention, but those of ordinary skill in the art will recognize, when not departing from scope and spirit of the present invention disclosed in appending claims, various improvement, increase and replacement are possible.
Claims (9)
1. an electric connector, it comprises insulating body, two-terminal module and metal shell, described insulating body comprises the tabular docking section that main part and main body protrude out forward, described docking section comprises relative upper, lower surface and being positioned at, a front end face between lower surface and both side surface, each terminal module comprises collets and is fixed on the row's conducting terminal on collets, described conducting terminal comprises some earth terminals and some difference signal terminal, described conducting terminal has the contact site being positioned at front end, be positioned at the welding foot of rear end and connect the fixed part of contact site and welding foot, described contact site is arranged in, on lower surface, described metal shell is surrounded on outside terminal module, described electric connector is also provided with and is positioned on docking section, a metallic shield sheet between lower surface, it is characterized in that: the elastic arm described shielding sheet offered at least one through hole and protrude out up or down from each through hole inner edge, described collets are provided with the groove of collecting elastic arm, the contact site of described earth terminal is exposed in groove and contacts with elastic arm.
2. electric connector according to claim 1, it is characterized in that: described metallic shield sheet offers six through holes, described six arrays of openings are a row, and described six through holes protrude out three elastic arms respectively up and down, described three elastic arms upwards and downward three elastic arms are close to setting respectively and left-right situs is a row, described conducting terminal comprises six earth terminals, and the contact site of six earth terminals contacts with six elastic arm one_to_one corresponding.
3. electric connector according to claim 1, it is characterized in that: described contact site part is embedded in collets, described contact site has the strip contact protuberance protruding or be exposed to collets outside, described contact protuberance protrudes from or is exposed to the upper and lower surface of docking section, and described fixed part is embedded in collets.
4. electric connector according to claim 1, is characterized in that: described electric connector comprises a circuit board, and described main part rear end face arranges the recess being used for accommodating circuit board front end, and described main part is concordant with metal shell rear end.
5. electric connector according to claim 1, is characterized in that: described shielding sheet is exposed to the front end face of docking section, and described insulating body is injected and molded in terminal module with on shielding sheet, and described metal shell contacts with shielding sheet.
6. electric connector according to claim 1, it is characterized in that: the positioning convex portion that described collets comprise mainboard and protrude out from mainboard, the positioning convex portion of two collets protrudes out from its corresponding mainboard, and be pressed on another mainboard, described shielding sheet is gripped by two mainboards, and described shielding sheet has the location hole passed for positioning convex portion.
7. electric connector according to claim 1, it is characterized in that: described metal shell comprises, lower house, on described, the structure of lower house is symmetrical up and down and be spaced from each other, described upper shell comprises the first roof, the first connecting wall of extension is upwards bent from the first roof rear end, bend the second roof of extension from the first connecting wall top backward and bend a pair the first side wall of extension from the second two ends, roof left and right downwards, described lower house comprises the first diapire, the second connecting wall of extension is upwards bent from the first diapire rear end, bend the second diapire of extension from the second connecting wall bottom backward and upwards bend a pair second sidewalls of extension from the second two ends, diapire left and right, described first roof, first diapire is exposed to the upper of docking section, lower surface is also positioned at contact site rear.
8. electric connector according to claim 7, it is characterized in that: described upper shell is also provided with the first clamping wall from the first side wall horizontal-extending laterally, described lower house is also provided with the second clamping wall from the second sidewall horizontal-extending laterally, and the forward part of first, second clamping wall described to be embedded in main part and to clamp shielding sheet.
9. electric connector according to claim 8, it is characterized in that: the rear section of described second roof, the second diapire, the first side wall, the second sidewall, the first clamping wall and the second clamping wall protrudes from main part, and is located in the outside of conducting terminal welding foot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760388.XA CN105261892A (en) | 2015-11-10 | 2015-11-10 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760388.XA CN105261892A (en) | 2015-11-10 | 2015-11-10 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105261892A true CN105261892A (en) | 2016-01-20 |
Family
ID=55101453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510760388.XA Pending CN105261892A (en) | 2015-11-10 | 2015-11-10 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105261892A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252932A (en) * | 2016-07-25 | 2016-12-21 | 深圳市长盈精密技术股份有限公司 | Big electric current USB Type c-type socket and manufacture method thereof |
| CN107845937A (en) * | 2016-09-21 | 2018-03-27 | 富士康(昆山)电脑接插件有限公司 | The manufacture method of electric connector |
| CN107994404A (en) * | 2017-10-20 | 2018-05-04 | 番禺得意精密电子工业有限公司 | Electric connector |
| WO2018102962A1 (en) * | 2016-12-05 | 2018-06-14 | 中国科学院微电子研究所 | Coaxial differential pair silicon through-hole structure |
| CN109301550A (en) * | 2016-07-25 | 2019-02-01 | 深圳市长盈精密技术股份有限公司 | High current USB Type c-type socket |
| CN109411956A (en) * | 2017-08-18 | 2019-03-01 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN109586071A (en) * | 2017-09-29 | 2019-04-05 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN109713525A (en) * | 2017-10-26 | 2019-05-03 | 格棱电子科技(赣州)有限公司 | High speed connector and its transmission module |
| US10468848B2 (en) | 2017-11-23 | 2019-11-05 | Foxconn (Kunshan) Computer Connector Co., Ltd. | Electrical connector with anti-shorting structure and method making the same |
| CN114465056A (en) * | 2022-02-14 | 2022-05-10 | 立讯精密组件(苏州)有限公司 | Electric connector and manufacturing method thereof |
| WO2023041031A1 (en) * | 2021-09-16 | 2023-03-23 | 优奈柯恩(北京)科技有限公司 | Connector male head and connector female head |
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| CN106252932B (en) * | 2016-07-25 | 2018-09-28 | 深圳市长盈精密技术股份有限公司 | High current USB Type c-types sockets and its manufacturing method |
| CN109301550A (en) * | 2016-07-25 | 2019-02-01 | 深圳市长盈精密技术股份有限公司 | High current USB Type c-type socket |
| CN106252932A (en) * | 2016-07-25 | 2016-12-21 | 深圳市长盈精密技术股份有限公司 | Big electric current USB Type c-type socket and manufacture method thereof |
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| WO2018102962A1 (en) * | 2016-12-05 | 2018-06-14 | 中国科学院微电子研究所 | Coaxial differential pair silicon through-hole structure |
| CN109411956B (en) * | 2017-08-18 | 2021-07-20 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN109411956A (en) * | 2017-08-18 | 2019-03-01 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN109586071A (en) * | 2017-09-29 | 2019-04-05 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN109586071B (en) * | 2017-09-29 | 2022-04-22 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN107994404A (en) * | 2017-10-20 | 2018-05-04 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109713525A (en) * | 2017-10-26 | 2019-05-03 | 格棱电子科技(赣州)有限公司 | High speed connector and its transmission module |
| CN109713525B (en) * | 2017-10-26 | 2024-05-10 | 格棱电子科技(赣州)有限公司 | High-speed connector and transmission module thereof |
| US10468848B2 (en) | 2017-11-23 | 2019-11-05 | Foxconn (Kunshan) Computer Connector Co., Ltd. | Electrical connector with anti-shorting structure and method making the same |
| WO2023041031A1 (en) * | 2021-09-16 | 2023-03-23 | 优奈柯恩(北京)科技有限公司 | Connector male head and connector female head |
| CN114465056A (en) * | 2022-02-14 | 2022-05-10 | 立讯精密组件(苏州)有限公司 | Electric connector and manufacturing method thereof |
| 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 |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Jinxi town Jinchang road Kunshan city Suzhou city Jiangsu province 215324 No. 158 Applicant after: Luxshare Electronic Technology (Kunshan) Co., Ltd. Address before: Jinxi town Jinchang road Kunshan city Suzhou city Jiangsu province 215324 No. 158 Applicant before: FENGDAO ELECTRONIC TECHNOLOGY (SUZHOU) CO., LTD. |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160120 |