CN105470713A - Electric connector - Google Patents

Electric connector Download PDF

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Publication number
CN105470713A
CN105470713A CN201510990599.2A CN201510990599A CN105470713A CN 105470713 A CN105470713 A CN 105470713A CN 201510990599 A CN201510990599 A CN 201510990599A CN 105470713 A CN105470713 A CN 105470713A
Authority
CN
China
Prior art keywords
terminal
contact arm
electric connector
contact
circuit board
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.)
Granted
Application number
CN201510990599.2A
Other languages
Chinese (zh)
Other versions
CN105470713B (en
Inventor
冯云
赖中元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Xuntao Electronic Co Ltd
Original Assignee
Dongguan Xuntao Electronic Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to CN201520969278 priority Critical
Priority to CN201520969278X priority
Application filed by Dongguan Xuntao Electronic Co Ltd filed Critical Dongguan Xuntao Electronic Co Ltd
Priority to CN201510990599.2A priority patent/CN105470713B/en
Publication of CN105470713A publication Critical patent/CN105470713A/en
Application granted granted Critical
Publication of CN105470713B publication Critical patent/CN105470713B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/514Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02Contact members
    • H01R13/15Pins, blades or sockets having separate spring member for producing or increasing contact pressure
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02Contact members
    • H01R13/15Pins, blades or sockets having separate spring member for producing or increasing contact pressure
    • H01R13/187Pins, blades or sockets having separate spring member for producing or increasing contact pressure with spring member in the socket

Abstract

The present invention relates to an electric connector. The electric connector comprises an insulating body, a plurality of first terminals, a plurality of second terminals, an insulating tongue plate, a metal shell and a plurality of additional terminals, wherein the insulating body is isolated from the insulating tongue plate; each first terminal is provided with a first contact part, an elastic part, a first fixation part and a first welding part; the contact parts are arranged on the upper surface of the insulating tongue plate; each second terminal is provided with a second contact part; the second contact parts are arranged on the lower surface of the insulating tongue plate; the metal shell is provided with an insertion hole; the insertion hole is divided into an upper insertion hole and a lower insertion hole by the insulating tongue plate; the additional terminals are fixed on the insulating body; each additional terminal comprises a contact arm, a second fixation part and a second welding part; the contact arms are exposed to the upper insertion hole and the lower insertion hole; the contact arms are located behind the insulating tongue plate; and the contact arms are isolated from the insulating tongue plate.

Description

Electric connector
Technical field
The present invention relates to a kind of electric connector, particularly relate to a kind of electric connector with positive and negative plugging function.
Background technology
Electric connector is widely used in each electronic equipment, convenient for convenience of consumer's grafting, relevant manufactures has the electric connector developed and have positive and negative plugging function, as Chinese invention announces No. 203839547 a kind of USB plug connector disclosed, this USB plug connector comprises an insulating body, some conducting terminals, one collets, one circuit board and metal shell, circuit board has the golden finger being positioned at lower surface, conducting terminal front end is welded in circuit board upper surface, conducting terminal and golden finger are electrically connected one by one, collets are on circuit boards shaping, common formation one hyoplastron, golden finger is exposed to hyoplastron lower surface, conducting terminal is exposed to hyoplastron upper surface.When this USB plug connector forward inserts in USB socket connector, conducting terminal contacts with the female terminal in USB socket connector, forms Signal transmissions.When this USB plug connector oppositely inserts in USB socket connector, golden finger contacts with the female terminal in USB socket connector, forms Signal transmissions.
Because this USB plug connector is only provided with four golden fingers and four conducting terminals, can only transmit USB2.0 signal, transmission rate is low, is difficult to meet the user demand of consumer to two-forty, large transfer of data.
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 improving transmission rate.
For realizing aforementioned object, the present invention adopts following technical scheme: a kind of electric connector, it comprises insulating body, some the first terminals, some second terminals be electrically connected one by one with the first terminal, the metal shell of one insulation hyoplastron and coated insulation body and insulation hyoplastron, described insulating body is opened with insulation hyoplastron time interval, described the first terminal and the second terminal putting in order in left-right direction is contrary, described the first terminal has the first contact site, elastic portion, first fixed part and the first weld part, described first contact site is arranged in the upper surface of insulation hyoplastron, described elastic portion connects the first contact site and the first fixed part, described first fixed part is fixed on insulating body, described second terminal has the second contact site, the lower surface of described second contact site arrangement insulation hyoplastron, described metal shell is provided with a spliced eye, described insulation hyoplastron is contained in spliced eye, described insulation hyoplastron is divided into upper spliced eye and lower spliced eye spliced eye, described insulation hyoplastron can rely on the elasticity of elastic portion to swing up and down, it is characterized in that: described electric connector also comprises the some additional terminal be fixed on insulating body, described additional terminal comprises contact arm, second fixed part and the second weld part, described second fixed part connects contact arm and the second weld part, described contact arm is exposed to spliced eye and lower spliced eye, described contact arm is positioned at first, the rear of the second contact site, and it is spaced apart with insulation hyoplastron.
Electric connector of the present invention, by increasing additional terminal, adds signal transmission passage, and additional terminal is used for transmitting high-frequency signal, improves the transmission rate of electric connector, is conducive to meeting the user demand of consumer to two-forty, large transfer of data.
Accompanying drawing explanation
Fig. 1 is electric connector schematic perspective view of the present invention.
Fig. 2 is the cutaway view of Fig. 1 along B-B direction.
Fig. 3 is the schematic perspective view of electric connector of the present invention, does not show metal shell.
Fig. 4 is the three-dimensional exploded view of electric connector of the present invention.
Fig. 5 is the three-dimensional exploded view of another angle of electric connector of the present invention.
Fig. 6 is the first terminal of electric connector of the present invention and the schematic perspective view of additional terminal.
Fig. 7 is the schematic perspective view of the electric connector of another execution mode of the present invention, and display switching circuit board separates with other parts.
Fig. 8 is the schematic perspective view of the electric connector of another execution mode of the present invention, does not show metal shell and switching circuit board.
Fig. 9 is the three-dimensional exploded view of Fig. 8.
Embodiment
Refer to shown in Fig. 1 to Fig. 6, electric connector 100 of the present invention is USB3.0 pin connector, and in other embodiments, electric connector 100 of the present invention is USB3.0 socket connector.Electric connector 100 comprises a metal shell 70 of an insulating body 10, some the first terminals 20, some second insulation of terminal 30, internal circuit board 40, a hyoplastron 50, some additional terminal 60 and coated insulation bodies 10 and insulation hyoplastron 20, and the first terminal 20 is electrically connected one by one by internal circuit board 40 and the second terminal 30.
Insulating body 10 comprises a base portion 11, a pair extension 12 protruded out forward from base portion about 11 two ends and the support portion 13 protruded out backward bottom base portion 11, and this separates between left and right to extension 12, forms a receiving space 14 between the two.
The first terminal 20 is four, comprises a power supply terminal, an earth terminal and a pair difference signal terminal between this power supply terminal and earth terminal, meets USB2.0 host-host protocol.Each the first terminal 20 comprises the first contact site 21, elastic portion 22, first fixed part 23 and the first weld part 24, first contact site 21 is positioned at front end, first weld part 24 is positioned at rear end, elastic portion 22 has elasticity, can elastics wing up and down, elastic portion 22 is connected between the first contact site 21 and the first fixed part 23, first fixed part 23 is connected between elastic portion 22 and the first weld part 24, first fixed part 23 is insert molded in insulating body 10 base portion 11, first weld part 24 to be insert molded in support portion 13 and to be exposed to support portion 13 upper surface, in order to weld together with cable (not shown), elastic portion 22 is suspended in receiving space 130 and also protrudes out forward base portion 11.In other embodiments, the first terminal 20 is assembled in insulating body 10.The elastic portion 22 of part the first terminal 20 has curved portions 221 protruding upward, the elastic portion 22 of another part the first terminal 20 has the curved portions 222 protruded downwards, improve the elasticity of elastic portion 22, ensure that elastic portion 22 can resile rapidly after being out of shape, extend the useful life of electric connector 100.
Second terminal 30 is four, comprises a power supply terminal, an earth terminal and a pair difference signal terminal between this power supply terminal and earth terminal, meets USB2.0 host-host protocol.Second terminal 30 is contrary with putting in order of the first terminal 20.Second terminal 30 is opened with insulating body 10 time interval, and the second terminal 30 is provided with the second contact site 31.
Circuit board 40 is horizontally disposed with, and its upper surface is provided with one and ranked first golden finger 41, and lower surface is provided with one and ranked second golden finger 42, and first, second golden finger 41,42 is electrically connected one by one.First golden finger 41 and the first contact site 21 weld together one by one, and the second golden finger 42 and the second contact site 31 are electrically connected one by one, and first, second terminal 20,30 is electrically connected one by one.
Insulation hyoplastron 50 is positioned at insulating body 10 front, open with insulating body 10 time interval, insulation hyoplastron 50 is overmolded onto on first, second contact site 21,31 and circuit board 40, and the first contact site 21 is exposed to insulation hyoplastron 50 upper surface, and the second contact site 31 is exposed to insulation hyoplastron 50 lower surface.
Additional terminal 60 is five, in order to transmitting high-frequency signal, it comprises two pairs of difference signal terminal 601 and the inspection terminal 602 between this two ends difference signal terminal 601, wherein a pair difference signal terminal 601 is in order to send differential signal, and another difference signal terminal 601 is in order to receive differential signal.The first terminal 20 and the second terminal 30 meet USB3.0 host-host protocol with the combination of additional terminal 60 respectively.Each additional terminal 60 comprises a pair contact arm 611,612,1 second fixed part 63 and one second weld part 64, contact arm 611,612 is positioned at additional terminal 60 front end, second weld part 64 is positioned at rear end, and the second fixed part 63 connects contact arm 611,612 and second weld part 64.This is vertical sheet to contact arm 611,612, it comprises contact arm 611 and once contact arm 612 isolated with upper contact arm about 611 on one, upper contact arm 611 is symmetrical with lower contact arm about 612, there is an opening 613 between the two, make contact arm 611 and lower contact arm 612 can towards direction resilient bias close to each other.Upper contact arm 611 front end has arc contact chip 614 protruding upward, and lower contact arm 612 front end has the arc contact chip 614 protruded downwards.
Second fixed part 63 is insert molded in insulating body 10 base portion 11, and contact arm 611,612 protrudes out forward base portion 11, is positioned at receiving space 13, and is staggered with the elastic portion about 22 of the first terminal 20.Contact arm 611,612 is also positioned at insulation hyoplastron 50 rear, spaced apart with insulation hyoplastron 50, and avoid additional terminal 50 to interfere with insulation hyoplastron 50, upper contact arm 611 is protruding upward in the first contact site 21, and staggers in front and back; Lower contact arm 612 protrudes from the second contact site 31 downwards, and staggers in front and back.Second weld part 64 to be insert molded in support portion 13 and to be exposed to support portion 13 upper surface, and in order to weld together with cable (not shown) or a switching circuit board, first, second weld part 24,64 is arranged in a row.
Metal shell 70 comprises roof 71, the two side 73 of diapire 72 and connection roof 71 and diapire 72, one spliced eye 75 is formed in roof 71, between diapire 72 and two side 73, spliced eye 75 is divided into upper spliced eye 751 by the centre position that insulation hyoplastron 50 is positioned at spliced eye 75, lower spliced eye 752, upper spliced eye 751 is identical with width with the thickness of lower spliced eye 752 and be leveled up and down, roof 71, diapire 72 separates between the upper and lower with insulation hyoplastron 50 respectively, two side 73 is close to each other and allowed a gap with insulation hyoplastron 50, insulation hyoplastron 50 two sides are provided with arc fin 51, reduce the frictional force between insulation hyoplastron 50 and outer Shell 70 sidewall 73 of golden Genus, first contact site 21 is upwards exposed to spliced eye 751 with upper contact arm 611, second contact site 31 is exposed to lower spliced eye 752 downwards with lower contact arm 612.
During electric connector 100 forward docking of the present invention, butt connector enters in spliced eye 751, and insulation hyoplastron 50 relies on the elasticity of the elastic portion 22 of the first terminal 20, and offset downward, the conducting terminal of butt connector contacts with the first contact site 21 and upper contact arm 611; When electric connector 100 oppositely docks, butt connector enters in lower spliced eye 752, and insulation hyoplastron 50 relies on the elasticity of the elastic portion 22 of the first terminal 20, and upwards offset, the conducting terminal of butt connector contacts with the second contact site 31 and lower contact arm 612.After butt connector exits electric connector 100, the first terminal 20 resiles with insulation hyoplastron 50.
Electric connector 100 of the present invention is by increasing additional terminal 60, and additional terminal 60, for transmitting high-frequency signal, adds signal transmission passage, improves the transmission rate of electric connector 100, is conducive to meeting the user demand of consumer to two-forty, large transfer of data.
Refer to shown in Fig. 7 to Fig. 9, the electric connector 200 of another execution mode of the present invention, increase and a switching circuit board 80 and a cable (not shown) are set, switching circuit board 80 is positioned at insulating body 10 rear end, by switching circuit board 80, the first terminal 20 and additional terminal 60 are electrically connected with cable.
The upper and lower surface of switching circuit board 80 be placed with respectively weld with the first terminal 20 and additional terminal 60 one arrange conducting strip 84.Switching circuit board 80 is also provided with IC controller 82.
Insulation hyoplastron 50 has and to protrude out backward and isolated some intervals, left and right protuberance 51, and interval protuberance 51, between the contact arm 611,612 of each adjacent two additional terminal 60, limits contact arm 611,612 displacement in the lateral direction.Second weld part 64 of the first weld part 24 additional terminal 60 of the first terminal 20 also extends back insulating body 10, be spaced as another row in left-right direction, first weld part 24 is positioned at the top of the second weld part 64, first weld part 24 is welded in the upper surface of switching circuit board 80, second weld part 64 is welded in the lower surface of switching circuit board 80, cable is also welded on upper surface or the lower surface of switching circuit board 80, thus is electrically connected with the first terminal 20, second terminal 30 and additional terminal 60.
Contact arm 615 lateral observation of difference signal terminal 601, in "T"-shaped structure, the front end of each contact arm 615 has an arc contact chip 614 protruding upward and the downward arc contact chip 614 protruded, in order to contact with butt connector (not shown).And the contact arm 615 of inspection terminal 602 only has an arc contact chip 614 protruding upward, the lower surface of contact arm 615 is higher than the lower surface of insulation hyoplastron 50.
When electric connector 200 docks with butt connector forward, the contact chip 614 of these two pairs of difference signal terminal 601 contacts with butt connector respectively, and the contact chip 614 of inspection terminal 603 disconnects with butt connector, wherein a pair difference signal terminal 601 is in order to send differential signal, and another difference signal terminal 601 is in order to receive differential signal.
When electric connector 200 oppositely docks with butt connector, the contact chip 614 of these two pairs of difference signal terminal 601 and inspection terminal 603 contacts with butt connector respectively, signal connection on IC controller 82 pairs of switching circuit boards 80 switches, exchange the signal transmission direction of these two pairs of difference signal terminal 601, achieve the positive and negative plugging function of electric connector 200.
One sidewall 73 of metal shell 70 has one first vertical piece 731 extended back, another sidewall 73 has one second vertical piece 732 extended back, first vertical piece 731 is relative with the second vertical piece about 732, and metal shell 70 is also provided with one first horizontal plate 733 that lateral buckling extends in the first vertical piece 732 top Vertical dimension and one second horizontal plate 734 that lateral buckling extends in the second vertical piece 732 bottom Vertical dimension.First, second vertical piece 731,732 abuts in the two sides of switching circuit board 80, first horizontal plate 733 aligns with the first weld part about 24, first horizontal plate 733 abuts in switching circuit board 80 upper surface, second horizontal plate 734 aligns with the second weld part about 64, second horizontal plate 734 abuts in switching circuit board 80 lower surface, and the first vertical piece 731, second vertical piece 732, first horizontal plate 733, second horizontal plate 734 jointly grips switching circuit board 80 on upper and lower and left and right directions.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 (12)

1. an electric connector, it comprises insulating body, some the first terminals, some second terminals be electrically connected one by one with the first terminal, the metal shell of one insulation hyoplastron and coated insulation body and insulation hyoplastron, described insulating body is opened with insulation hyoplastron time interval, described the first terminal and the second terminal putting in order in left-right direction is contrary, described the first terminal has the first contact site, elastic portion, first fixed part and the first weld part, described first contact site is arranged in the upper surface of insulation hyoplastron, described elastic portion connects the first contact site and the first fixed part, described first fixed part is fixed on insulating body, described second terminal has the second contact site, the lower surface of described second contact site arrangement insulation hyoplastron, described metal shell is provided with a spliced eye, described insulation hyoplastron is contained in spliced eye, described insulation hyoplastron is divided into upper spliced eye and lower spliced eye spliced eye, described insulation hyoplastron can rely on the elasticity of elastic portion to swing up and down, it is characterized in that: described electric connector also comprises the some additional terminal be fixed on insulating body, described additional terminal comprises contact arm, second fixed part and the second weld part, described second fixed part connects contact arm and the second weld part, described contact arm is exposed to spliced eye and lower spliced eye, described contact arm is positioned at first, the rear of the second contact site, and it is spaced apart with insulation hyoplastron.
2. electric connector according to claim 1, is characterized in that: described contact arm is vertical sheet.
3. electric connector according to claim 1, it is characterized in that: described contact arm is tuning fork-like, it comprises contact arm and once contact arm on isolated one up and down, between upper contact arm and lower contact arm, there is an opening, described upper contact arm is exposed to spliced eye, and described lower contact arm is exposed to lower spliced eye.
4. electric connector according to claim 3, is characterized in that: described upper contact arm front end has protruding upward in the arc contact chip of insulation hyoplastron upper surface, and described lower contact arm front end has the arc contact chip protruding from insulation hyoplastron lower surface downwards.
5. electric connector according to claim 1, is characterized in that: described elastic portion and contact arm left and right staggered in a row.
6. electric connector according to claim 1, it is characterized in that: described electric connector comprises the internal circuit board be insert molded in insulation hyoplastron, described circuit board upper surface has one and ranked first golden finger, lower surface has one and ranked second golden finger, described first contact site welds one by one with the first golden finger, and described second contact site welds one by one with the second golden finger.
7. electric connector according to claim 1, is characterized in that: the elastic portion of a part of the first terminal is bent with curved portions protruding upward, and the elastic portion of another part the first terminal is bent with the curved portions protruded downwards.
8. the electric connector according to any one in claim 1-7, is characterized in that: first, second terminal described meets USB2.0 host-host protocol respectively, and the combination of described the first terminal and additional terminal meets USB3.0 host-host protocol.
9. electric connector according to claim 1, is characterized in that: described insulation hyoplastron has and to protrude out backward and isolated some intervals, left and right protuberance, and interval protuberance is between the contact arm of each adjacent two additional terminal.
10. electric connector according to claim 1, it is characterized in that: described electric connector also comprises a switching circuit board and a cable, described cable by switching circuit board and the first terminal and additional terminal be electrically connected, described first, second weld part is welded on switching circuit board respectively, described additional terminal comprises two pairs of difference signal terminal and the inspection terminal between these two pairs of difference signal terminal, described switching circuit board is provided with impel these two pairs of difference signal terminal to exchange an IC controller of signal transmission direction, the contact arm of described inspection terminal is exposed to one of them of spliced eye and lower spliced eye.
11. electric connectors according to claim 1, is characterized in that: the contact arm lateral observation of described additional terminal, in "T"-shaped structure, and the arc contact chip that each contact arm front end has an arc contact chip protruding upward and protrudes downwards.
12. electric connectors according to claim 1, it is characterized in that: described electric connector also comprises a switching circuit board, described first, second weld part is welded in the upper of switching circuit board respectively, lower surface, described metal shell comprises roof, the left and right sides wall of diapire and connection roof and diapire, wherein a sidewall has one first vertical piece extended back, another sidewall has one second vertical piece extended back, first vertical piece is relative with about the second vertical piece, metal shell is also provided with one first horizontal plate that lateral buckling extends in the first vertical piece top Vertical dimension and one second horizontal plate that lateral buckling extends in the second vertical piece bottom Vertical dimension, first, second vertical piece abuts in the left and right side of switching circuit board, first horizontal plate aligns with about the first weld part, first horizontal plate abuts in switching circuit board upper surface, second horizontal plate aligns with about the second weld part, second horizontal plate abuts in switching circuit board lower surface.
CN201510990599.2A 2015-11-27 2015-12-23 Electric connector Expired - Fee Related CN105470713B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201520969278 2015-11-27
CN201520969278X 2015-11-27
CN201510990599.2A CN105470713B (en) 2015-11-27 2015-12-23 Electric connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510990599.2A CN105470713B (en) 2015-11-27 2015-12-23 Electric connector

Publications (2)

Publication Number Publication Date
CN105470713A true CN105470713A (en) 2016-04-06
CN105470713B CN105470713B (en) 2018-05-11

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CN201521098516.0U Withdrawn - After Issue CN205282752U (en) 2015-11-27 2015-12-23 Electric connector
CN201510990599.2A Expired - Fee Related CN105470713B (en) 2015-11-27 2015-12-23 Electric connector

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Application Number Title Priority Date Filing Date
CN201521098516.0U Withdrawn - After Issue CN205282752U (en) 2015-11-27 2015-12-23 Electric connector

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205282752U (en) * 2015-11-27 2016-06-01 东莞讯滔电子有限公司 Electric connector

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3175979U (en) * 2011-06-30 2012-06-07 周賢 蔡 Double-sided male connector with shell
CN203839547U (en) * 2014-03-18 2014-09-17 东莞讯滔电子有限公司 An electric connector
CN203967422U (en) * 2014-07-09 2014-11-26 康特精密工业股份有限公司 Electric connector
CN204464569U (en) * 2015-03-09 2015-07-08 杨奎 A kind of can the USB female seat of positive and negative grafting
CN205282752U (en) * 2015-11-27 2016-06-01 东莞讯滔电子有限公司 Electric connector

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3175979U (en) * 2011-06-30 2012-06-07 周賢 蔡 Double-sided male connector with shell
CN203839547U (en) * 2014-03-18 2014-09-17 东莞讯滔电子有限公司 An electric connector
CN203967422U (en) * 2014-07-09 2014-11-26 康特精密工业股份有限公司 Electric connector
CN204464569U (en) * 2015-03-09 2015-07-08 杨奎 A kind of can the USB female seat of positive and negative grafting
CN205282752U (en) * 2015-11-27 2016-06-01 东莞讯滔电子有限公司 Electric connector

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Publication number Publication date
CN105470713B (en) 2018-05-11
CN205282752U (en) 2016-06-01

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Granted publication date: 20180511

Termination date: 20201223