CN103715530A - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN103715530A CN103715530A CN201210368579.8A CN201210368579A CN103715530A CN 103715530 A CN103715530 A CN 103715530A CN 201210368579 A CN201210368579 A CN 201210368579A CN 103715530 A CN103715530 A CN 103715530A
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- power supply
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Abstract
An electrical connector comprises an insulating body and a first terminal group accommodated in the insulating body; the insulating body comprises a base portion and a tongue plate extending forwards from the base portion; the first terminal group is provided with contact portions and welding portions which are arranged on the tongue plate; the first terminal group comprises a first grounding terminal, a power supply terminal and one pair of first differential signal terminals between the first grounding terminal and the power supply terminal; and the thickness of the first grounding terminal or the power supply terminal at the thickness direction of the tongue plate is larger than the thicknesses of other conductive terminals in the first terminal group. With the above structure adopted, the resistance of the first terminal group can be decreased, and therefore, heat emission quantity of the conductive terminals can be decreased, and the stability of power source transmission of the electric connector can be ensured, and the electric connector can transmit large current, and at the same time, the insulating body can be protected from being damaged by large quantity of heat, and the service life of the electric connector can be prolonged.
Description
Technical field
The present invention relates to a kind of electric connector, relate in particular to a kind of electric connector with power supply terminal.
Background technology
USB (Universal Serial BUS is called for short USB) interface, as a kind of input/output interface of standard, has been widely used in the design of numerous electronic equipments.1994, by Intel(Intel), NEC(Nippon Electric Company, Ltd.), Compaq(Compaq), DEC(U.S. Digital Equipment Corporation), IBM(International Business Machine Corporation (IBM)), Microsoft(Microsoft), Northern Telecom(Nortel) etc. world-renowned computer and communication common carrier combine and set up LiaoUSB association (USB-IF), tentatively set up USB standard.Up to the present, USB association has issued 1.0,1.1,2.0, and 3.0 versions, above-mentioned USB 1.0,1.1,2.0 versions are supported respectively following three kinds of signal transmission rates: (1), low-speed mode transmission rate are 1.5 MBPSs, are used for mouse and keyboard; (2), magic transmission rate is 12 MBPSs at full speed; (3), fast mode transmission rate is 480 MBPSs.And 3.0 versions are that hypervelocity mode transfer speed is 640 MBPSs, so following electronic product will be transitioned into the epoch of USB 3.0 interfaces gradually.
USB interface also has the function of transmission power supply, for example give mobile phone, MP3 charging, yet at present the thickness of each conducting terminal of designed USB 2.0 electric connectors of industry manufacturer is identical, make the higher of conducting terminal overall electrical resistance, cause electric connector when transmission power supply, the heat that conducting terminal around produces is higher, has a strong impact on the stability of electric connector power delivery, and cause around plastic deformed of conducting terminal, shorten the useful life 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 a kind of electric connector that reduces conducting terminal generation heat that has.
For realizing aforementioned object, the present invention adopts following technical scheme: a kind of electric connector, the first end subgroup that it comprises insulating body and is contained in insulating body, described insulating body comprises base portion and the hyoplastron extending forward from base portion, described first end subgroup is provided with contact site and the weld part being arranged on hyoplastron, described first end subgroup comprises the first earth terminal, power supply terminal and a pair of the first difference signal terminal between the first earth terminal and power supply terminal, described the first earth terminal or the thickness of power supply terminal on hyoplastron thickness direction are greater than the thickness of other conducting terminals in first end subgroup.
As a further improvement on the present invention, the thickness of described the first earth terminal and power supply terminal is greater than respectively the thickness of the first difference signal terminal.
As a further improvement on the present invention, described the first earth terminal is identical with the thickness of power supply terminal, and the thickness of two conducting terminals in the first difference signal terminal is identical.
As a further improvement on the present invention, described electric connector also comprises the second terminal group being contained in insulating body, the second terminal group is provided with contact site and the weld part being arranged on hyoplastron, the contact site of first end subgroup is tabular, the contact site of the second terminal group is flexible arcuate structure, and the thickness of described the first earth terminal and power supply terminal is greater than respectively the thickness of the second terminal group.
As a further improvement on the present invention, described electric connector also comprises the cable with some wires, the weld part of described the first earth terminal or power supply terminal together with more than one wire bonds so that power supply signal by wire, can transmit in parallel.
As a further improvement on the present invention, described electric connector also comprises the cable with some wires, the upper and lower surface of the weld part of described the first earth terminal or power supply terminal respectively together with wire bonds so that power supply signal by wire, can transmit in parallel.
As a further improvement on the present invention, first, second collets that described insulating body bag is fixed with each other, the first collets comprise the stage portion extending back from described base portion, described base portion is provided with the holding tank of accommodating the second collets, the location notch that stage portion both sides are concaved with and holding tank front and back connect and the protuberance between location notch, described the second collets comprise the support portion that the main body that is contained in holding tank and autonomous agent extend back, and support portion is contained in location notch.
As a further improvement on the present invention, the weld part edge of described first end subgroup buries the outside that takes shape on support portion and be upwards exposed to support portion, the weld part edge of the second terminal group buries the outside that takes shape in stage portion and be upwards exposed to stage portion, and the weld part of first, second terminal group is arranged in a row and is positioned at same level.
As a further improvement on the present invention, the weld part of described the first earth terminal and power supply terminal and stage portion and support portion are spaced apart.
As a further improvement on the present invention, described first end subgroup edge buries and takes shape on the first collets, and the second terminal group edge buries and takes shape on the second collets.
Compared to prior art, electric connector of the present invention is by increasing the thickness of the first earth terminal or power supply terminal, realize the resistance that reduces first end subgroup, thereby reduce the caloric value of conducting terminal, guarantee the stability of electric connector power delivery, make electric connector can transmit larger electric current, avoid heat compared with high and damage insulating body simultaneously, extended the useful life of electric connector.
Accompanying drawing explanation
Fig. 1 is the three-dimensional combination figure of electric connector of the present invention.
Fig. 2 is the schematic perspective view that electric connector insulating body of the present invention matches with conducting terminal.
Fig. 3 is that electric connector of the present invention is removed insulation crust and cable three-dimensional exploded view afterwards.
Fig. 4 is the schematic perspective view of electric connector conducting terminal of the present invention.
Embodiment
Refer to shown in Fig. 1 to Fig. 4, electric connector 100 of the present invention is a kind of USB3.0 pin connector, in order to dock with butt connector (not shown), it comprises insulating body 1, is contained in some conducting terminals 2, the metal shell 3 of coated insulation body 1, the insulation crust 4 of clad metal housing 3 in insulating body 1 and the cable 5 welding together with conducting terminal 2, cable 5 is comprised of some wires (not shown), and each wire has a conductor (not shown).
Insulating body 1 comprises the first collets 11 and is fixed on the second collets 12 on the first collets 11, the first collets 11 comprise base portion 13, the hyoplastron 14 protruding out forward from base portion 13 and the stage portion 15 protruding out backward from base portion 13, the holding tank 131 that runs through base portion 13 before and after base portion 13 tops are concaved with, stage portion 15 both sides are concaved with location notch 151, one protuberances 152 that connect with holding tank 131 these two location notchs, 151 left and right are separated.Hyoplastron 14 comprises upper surface 141 and the lower surface 142 relative with upper surface 141, and hyoplastron 14 upper surfaces 141 are concaved with the accepting groove 143 being arranged in a row along left and right directions, and accepting groove 143 is positioned at the rear portion of hyoplastron 14 and adjacent base 13.The both side surface of base portion 13 is also concaved with the buckle slot 134 that holddown groove 133 and self-retaining groove 133 extend to the inside.
The second collets 12 comprise that main body 121 and autonomous agent 121 extend back and isolated a pair of support portion 122, left and right, main body 121 both sides are provided with to the buckle arm 123 of downward-extension and are positioned at the buckle piece 124 of buckle arm 123 ends, main body 121 is contained in the holding tank 131 of the first collets 11, buckle arm 123 is held on the both sides of the first collets 11 base portions 13, buckle arm 123 is contained in the holddown groove 133 of the first collets 11, restriction first, the second collets 11, 12 front and back separately, buckle piece 124 is snapped in the buckle slot 133 of the first collets 11, restriction first, the second collets 11, 12 separate up and down.
Conducting terminal 2 comprises that edge buries the first end subgroup 21 and the edge that take shape in the first collets 11 and buries the second terminal group 22 taking shape in the second collets 12, the combination of first, second terminal group 21,22 meets USB 3.0 agreements, and first end subgroup 21 meets USB 2.0 agreements.First end subgroup 21 comprises one first earth terminal 212, a power supply terminal 213 and a pair of the first difference signal terminal 211 between this first earth terminal 212 and power supply terminal 213.The second terminal group 22 comprises two pairs of the second difference signal terminal 221 and one second earth terminal 222 between this two couple the second difference signal terminal 221.
Each conducting terminal 2 comprises the weld part 25 that contact site 24 that fixed part 23, self-retaining portion 23 extend forward and self-retaining portion 23 extend back insulating body 1, the contact site 24 of first end subgroup 21 is tabular, and the contact site 24 of the second terminal group 22 is flexible arcuate structure.Fixed part 23 edges of first end subgroup 21 bury on the base portion 13 that is molded over the first collets 11, contact site 24 edges bury and are molded on the first collets hyoplastron 14 and are upwards exposed to hyoplastron 14 outsides, the first earth terminal 212 extends back the base portion 13 of the first collets 12 and is spaced from each other with stage portion 15 and support portion 122 with the weld part 25 of power supply terminal 213, and weld part 25 edges of the first difference signal terminal 211 bury the outside that takes shape in stage portion 15 and be upwards exposed to stage portion 15.Fixed part 23 edges of the second terminal group 21 bury in the main body 121 that is molded over the second collets 12, the front end the part that make contact site 24 convexedly stretch in forward the second collets 12 are contained in the first collets 11 accepting grooves 143, and weld part 25 is inlayed respectively and buried the outside that takes shape in support portion 122 and be upwards exposed to support portion 122.The weld part 25 of first, second terminal group 2 is arranged in a row and is positioned at same plane, the weld part 25 of the first earth terminal 212 and power supply terminal 213 is positioned at this row's outermost, the second earth terminal 222 has two weld parts 25 that self-retaining portion 23 extends back, these 25 adjacent alternate separating of left and right of two weld parts, the weld part 25 of the first difference signal terminal 211 is between this two weld part 25, and cable 5 is welded on weld part 25.In other embodiments, this electric connector 100 does not have cable 5, and the weld part 25 of conducting terminal 2 is directly soldered on circuit board.
The first earth terminal 212 is greater than the thickness of the first difference signal terminal 211 and the second terminal group 22 with power supply terminal 213 along the thickness on hyoplastron 14 thickness directions, be approximately 2 times, the first earth terminal 212 is identical with the thickness of power supply terminal 213, the first difference signal terminal 211 is identical with the thickness of the second terminal group 22, reduced the resistance of the first earth terminal 212 with power supply terminal 213, thereby reduce the heat that the first earth terminal 212 and power supply terminal 213 produce in transmission power supply process, guarantee the stability of electric connector 100 power delivery, avoid heat too high and damage insulating body 1 simultaneously, extended the useful life of electric connector 100.Because the first earth terminal 212 is lower with the heat that power supply terminal 213 produces in transmission power supply process, make this electric connector 100 can transmit larger electric current, because electric current increases, cable 5 can arrange the weld part 25 that multiple conducting wires welds respectively the first earth terminal 212 and power supply terminal 213, multiple conducting wires can be divided into many parts by the size of electric current and transmit in parallel, makes the conductor in wire can be set to comparatively tiny shape.In addition, because an earth terminal 212 is limited with the width of the weld part 25 of power supply terminal 213, wire can be welded on upper surface and the lower surface of weld part 25, so, multiple conducting wires can be welded on same weld part 25 simultaneously.
In sum, electric connector 100 of the present invention is by increasing the thickness of the first earth terminal 212 or power supply terminal 213, realize and reduce resistance, thereby reduce the caloric value of conducting terminal 2, guarantee the stability of electric connector 100 power delivery, make electric connector 100 can transmit larger electric current, avoid heat compared with high and damage insulating body 1 simultaneously, extended the useful life of electric connector 100.
In sum, these are only preferred embodiment of the present invention, should not limit the scope of the invention with this, i.e. every simple equivalence of doing according to the claims in the present invention book and description of the invention content changes and modifies, and all should still remain within the scope of the patent.
Claims (10)
1. an electric connector, the first end subgroup that it comprises insulating body and is contained in insulating body, described insulating body comprises base portion and the hyoplastron extending forward from base portion, described first end subgroup is provided with contact site and the weld part being arranged on hyoplastron, described first end subgroup comprises the first earth terminal, power supply terminal and a pair of the first difference signal terminal between the first earth terminal and power supply terminal, it is characterized in that: described the first earth terminal or the thickness of power supply terminal on hyoplastron thickness direction are greater than the thickness of other conducting terminals in first end subgroup.
2. electric connector according to claim 1, is characterized in that: the thickness of described the first earth terminal and power supply terminal is greater than respectively the thickness of the first difference signal terminal.
3. electric connector according to claim 1, is characterized in that: described the first earth terminal is identical with the thickness of power supply terminal, and the thickness of two conducting terminals in the first difference signal terminal is identical.
4. electric connector according to claim 1, it is characterized in that: described electric connector also comprises the second terminal group that is contained in insulating body, the second terminal group is provided with contact site and the weld part being arranged on hyoplastron, the contact site of first end subgroup is tabular, the contact site of the second terminal group is flexible arcuate structure, and the thickness of described the first earth terminal and power supply terminal is greater than respectively the thickness of the second terminal group.
5. electric connector according to claim 1, it is characterized in that: described electric connector also comprises the cable with some wires, the weld part of described the first earth terminal or power supply terminal together with more than one wire bonds so that power supply signal by wire, can transmit in parallel.
6. electric connector according to claim 1, it is characterized in that: described electric connector also comprises the cable with some wires, the upper and lower surface of the weld part of described the first earth terminal or power supply terminal respectively together with wire bonds so that power supply signal by wire, can transmit in parallel.
7. electric connector according to claim 4, it is characterized in that: first, second collets that described insulating body bag is fixed with each other, described the first collets comprise the stage portion extending back from described base portion, described base portion is provided with the holding tank of accommodating the second collets, the location notch that stage portion both sides are concaved with and holding tank front and back connect and the protuberance between location notch, described the second collets comprise the support portion that the main body that is contained in holding tank and autonomous agent extend back, and support portion is contained in location notch.
8. electric connector according to claim 7, it is characterized in that: the weld part edge of described first end subgroup buries the outside that takes shape on support portion and be upwards exposed to support portion, the weld part edge of the second terminal group buries the outside that takes shape in stage portion and be upwards exposed to stage portion, and the weld part of first, second terminal group is arranged in a row and is positioned at same level.
9. electric connector according to claim 7, is characterized in that: the weld part of described the first earth terminal and power supply terminal and stage portion and support portion are spaced apart.
10. electric connector according to claim 7, is characterized in that: described first end subgroup edge buries and takes shape on the first collets, and the second terminal group edge buries and takes shape on the second collets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368579.8A CN103715530B (en) | 2012-09-28 | 2012-09-28 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368579.8A CN103715530B (en) | 2012-09-28 | 2012-09-28 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103715530A true CN103715530A (en) | 2014-04-09 |
| CN103715530B CN103715530B (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210368579.8A Active CN103715530B (en) | 2012-09-28 | 2012-09-28 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103715530B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103972691A (en) * | 2014-04-18 | 2014-08-06 | 连展科技电子（昆山）有限公司 | USB socket electric connector and assembly matched by circuit board and same |
| CN103972686A (en) * | 2014-05-27 | 2014-08-06 | 苏州雷鸿电子科技有限公司 | Improved USB (Universal Serial Bus) terminal |
| CN104022379A (en) * | 2014-05-08 | 2014-09-03 | 立讯精密工业（昆山）有限公司 | Electric connector |
| CN106058531A (en) * | 2016-07-30 | 2016-10-26 | 今皓光电（昆山）有限公司 | USB connector and preparation method thereof |
| CN107437682A (en) * | 2016-05-27 | 2017-12-05 | 连展科技（深圳）有限公司 | Socket electric connector |
| CN109888561A (en) * | 2019-03-01 | 2019-06-14 | 东莞顺辉电业制品有限公司 | A kind of USB single welding wiring connector |
| CN110247225A (en) * | 2018-03-08 | 2019-09-17 | 富士康(昆山)电脑接插件有限公司 | Electric connector and its manufacturing method |
| CN110739561A (en) * | 2019-09-18 | 2020-01-31 | 深圳市长盈精密技术股份有限公司 | USB socket and manufacturing method thereof |
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| CN201355727Y (en) * | 2009-01-06 | 2009-12-02 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN201752040U (en) * | 2010-05-25 | 2011-02-23 | 中兴通讯股份有限公司 | USB connector |
| CN202872017U (en) * | 2012-09-28 | 2013-04-10 | 昆山联滔电子有限公司 | Electric connector |
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| US20090057902A1 (en) * | 2007-09-05 | 2009-03-05 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method and structure for increased wire bond density in packages for semiconductor chips |
| CN201355727Y (en) * | 2009-01-06 | 2009-12-02 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103972691A (en) * | 2014-04-18 | 2014-08-06 | 连展科技电子（昆山）有限公司 | USB socket electric connector and assembly matched by circuit board and same |
| CN103972691B (en) * | 2014-04-18 | 2017-05-10 | 连展科技电子（昆山）有限公司 | USB socket electric connector and assembly matched by circuit board and same |
| CN104022379A (en) * | 2014-05-08 | 2014-09-03 | 立讯精密工业（昆山）有限公司 | Electric connector |
| CN104022379B (en) * | 2014-05-08 | 2016-06-15 | 立讯精密工业（昆山）有限公司 | Electric connector |
| CN103972686A (en) * | 2014-05-27 | 2014-08-06 | 苏州雷鸿电子科技有限公司 | Improved USB (Universal Serial Bus) terminal |
| CN107437682A (en) * | 2016-05-27 | 2017-12-05 | 连展科技（深圳）有限公司 | Socket electric connector |
| CN106058531A (en) * | 2016-07-30 | 2016-10-26 | 今皓光电（昆山）有限公司 | USB connector and preparation method thereof |
| CN110247225A (en) * | 2018-03-08 | 2019-09-17 | 富士康(昆山)电脑接插件有限公司 | Electric connector and its manufacturing method |
| CN109888561A (en) * | 2019-03-01 | 2019-06-14 | 东莞顺辉电业制品有限公司 | A kind of USB single welding wiring connector |
| CN110739561A (en) * | 2019-09-18 | 2020-01-31 | 深圳市长盈精密技术股份有限公司 | USB socket and manufacturing method thereof |
| CN110739561B (en) * | 2019-09-18 | 2022-01-25 | 深圳市长盈精密技术股份有限公司 | USB socket and manufacturing method thereof |
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|---|---|
| CN103715530B (en) | 2015-11-25 |
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Effective date of registration: 20200409 Address after: No. 99, Xubang Road, Wuzhong Economic Development Zone, Suzhou, Jiangsu Patentee after: Lixun Precision Industry (Suzhou) Co., Ltd Address before: Jinxi town Jinchang road Kunshan city Suzhou city Jiangsu province 215324 No. 158 Patentee before: Lanto Electronic Ltd. |
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Effective date of registration: 20210902 Address after: 215128 No. 99, Xubang Road, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Lixun precision components (Suzhou) Co.,Ltd. Address before: 215128 No. 99, Xubang Road, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: Lixun Precision Industry (Suzhou) Co.,Ltd. |