CN203607576U

CN203607576U - Electric connector

Info

Publication number: CN203607576U
Application number: CN201320647591.2U
Authority: CN
Inventors: 徐佥昱; 江惠雪
Original assignee: Kunshan Luxshare Precision Industry Co Ltd
Current assignee: Kunshan Luxshare Precision Industry Co Ltd
Priority date: 2013-10-18
Filing date: 2013-10-18
Publication date: 2014-05-21
Anticipated expiration: 2023-10-18

Abstract

The utility model relates to an electric connector. The electric connector is provided with a plugging hole for containing and being abutted against the connector, the electric connector comprises an insulation body and conductive terminals arranged in the insulation body, the insulation body comprises a main body and a butt joint portion protruding forwardly from the main body, the conductive terminals comprise a first terminal set and a second terminal set, each conductive terminal comprises contact portions arranged at the same side of the butt joint portion, the contact portions are exposed in the plugging hole, the electric connector also comprises a sub circuit board arranged on the insulation body, the surface of the sub circuit board is provided with a row of metal contact sheets exposed in the plugging hole, and the contact portions of the first terminal set, the contact portions of the second terminal set, and the contact sheets are positioned at different heights and are arranged at intervals in the horizontal direction.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector for transmitting high-frequency signal.

Background technology

In November, 2008, organize USB of new generation 3.0 (ultrahigh speed USB) standard being responsible to define formally complete and publish by industry giants such as Intel, Microsoft, Hewlett-Packard, Texas Instrument, NEC, ST-NXP.USB 3.0 standards provide and have decupled the transmission speed of USB 2.0 and the energy-saving efficiency of Geng Gao, can be widely used in PC ancillary equipment and consumption electronic product.

The development course of USB (Universal Serial Bus USB) standard is as follows, and: first edition USB 1.0 occurred in 1996, and speed only has 1.5Mb/s; After 2 years, upgrade to USB 1.1, speed also rises to 12Mb/s greatly; In April, 2000, also widely used USB 2.0 releases at present, and speed has reached 480Mb/s, and still, the speed of USB 2.0 cannot meet application needs already; In November, 2008, USB 3.0 also just arises at the historic moment, and maximum transmission bandwidth is up to 5.0Gb/s.

In USB 3.0 standards, defined category-A (A type) socket (Receptacle) and plug (Plug), USB 3.0A class plug can dock with the USB 2.0A class socket of previous generation is compatible.Compared with the USB 2.0A class socket and plug of previous generation, USB 3.0A class socket and plug have increased by 5 conducting terminals (pin), come to 9 conducting terminals, 5 conducting terminals of this of increase are respectively a pair of high-speed differential signal terminal, earth terminal, another is to high-speed differential signal terminal.

But the software document amount of the electronic products such as current digital camera, mobile phone, computer is constantly soaring, existing USB 3.0 connectors do not apply the demand of high flow capacity transfer of data gradually.And the connector quantity on existing electronic product is more and more, cause complex structure, cost to increase.

So, be necessary to design new electric connector to solve the problems of the technologies described above.

Utility model content

The purpose of this utility model be to provide a kind of simple in structure, manufacture easy electric connector.

For realizing aforementioned object, the utility model adopts following technical scheme: a kind of electric connector, be provided with to accommodate the spliced eye of butt connector, it comprises insulating body and is contained in the conducting terminal in insulating body, described insulating body comprises the docking section that main body and autonomous agent protrude out forward, described conducting terminal comprises first, the second terminal group, each conducting terminal has the contact site that is arranged in the same side, docking section, described contact site is exposed in spliced eye, described first, the contact site of the second terminal group is in line separately, described electric connector also comprises the sub-circuit board of being located on insulating body, described sub-circuit board surface is placed with and is exposed to the row of one in spliced eye Metal Contact sheet, the contact site of described first end subgroup, the contact site of the second terminal group and contact chip three are positioned at different height, and front and back are spaced apart.

As further improvement of the utility model, the contact site of described first end subgroup is horizontal platy structure, and the contact site of described the second terminal group is arcuate structure protruding upward.

As further improvement of the utility model, combined symbols standardization USB 3.0 transmission specifications of described first, second terminal group.

As further improvement of the utility model, described contact chip be positioned at first, second terminal group contact site front and lower than the contact site of first, second terminal group, described spliced eye lateral observation is " ┍ " type.

As further improvement of the utility model, described sub-circuit board has the butt end that protrudes out forward docking section, and described contact chip is arranged in the surface of butt end.

As further improvement of the utility model, described conducting terminal has the connecting portion that is positioned at rear end and is arranged in a row, described sub-circuit board has the link that is positioned at rear end, and described link surface is placed with the row's metal connecting sheet being electrically connected with contact chip.

As further improvement of the utility model, described link protrudes out insulating body backward, and described brace and connecting portion mutually stagger and arrange on front and back and above-below direction.

As further improvement of the utility model, described insulating body after comprising separately, be fixed together again first, the second body, described the first noumenon comprises the first main body, the described docking section of extending forward from the first main body and the first support portion extending back from the first main body, described the second body comprises the second main body being fixed together with the first main body and the second support portion extending back from the second main body, the second support portion is contained in the first support portion, first, the rear end of the second support portion is mutually concordant, before and after being concaved with, the first noumenon bottom surface runs through the holddown groove of the first noumenon, described sub-circuit board is fixed in holddown groove, described first end subgroup is fixed on the first noumenon, described the second terminal group is fixed on the second body.

As further improvement of the utility model, described electric connector also comprises the metal shell of coated insulation body, described metal shell comprises roof, the diapire relative with roof and connects the two side of roof and diapire, described spliced eye is between roof and docking section and butt end, described diapire upwards abuts in sub-circuit board and bottom surface, docking section, and described two side reclines on side, docking section and separates between left and right with butt end.

As further improvement of the utility model, arranging of described contact chip meets a non-USB standard, and described contact chip comprises some to differential signal contact chip, ground signalling contact chip and power supply signal contact chip.

The utility model electric connector also comprises the sub-circuit board of being located on insulating body, described sub-circuit board surface is placed with and is exposed to the row of one in spliced eye Metal Contact sheet, the contact site of described first end subgroup, the contact site of the second terminal group and contact chip three are positioned at different height, and front and back are spaced apart, Metal Contact sheet replaces terminal, reduce the total quantity of the terminal of electric connector, electric connector structure is simple, manufacture easy, reduce production cost, in addition, can the peg graft butt connector of single type of electric connector, also the compound butt connector of can pegging graft, reduce the quantity of connector on electronic product, there is integration, service efficiency is high, save the advantages such as volume.

Accompanying drawing explanation

Fig. 1 is the schematic perspective view of the utility model electric connector and butt connector.

Fig. 2 is the three-dimensional exploded view of the butt connector that connects with the utility model electric connector.

Fig. 3 is the three-dimensional combination figure of the utility model electric connector.

Fig. 4 is the exploded view of the utility model electric connector, and demonstration insulating body and metal shell are separated.

Fig. 5 is the view of another angle of Fig. 4.

Fig. 6 is the three-dimensional exploded view of the utility model electric connector.

Fig. 7 is the three-dimensional exploded view of another angle of the utility model electric connector.

Fig. 8 is the plan view of the sub-circuit board of the utility model electric connector.

Embodiment

Refer to shown in Fig. 1 to Fig. 3, the utility model electric connector 100 is a pin connector, the butt connector 200 relative with this electric connector 100 is socket connector, butt connector 200 is a kind of compound connector, it can transmit one or more the combination in USB 2.0 signals, USB 3.0 signals and PCI-E (Peripheral Component Interconnection Express, peripheral element extension interface) signal three.Certainly in other embodiments, the utility model electric connector 100 can be socket connector, and butt connector 200 can be pin connector.

Refer to shown in Fig. 3 to Fig. 7, the utility model electric connector 100 comprises insulating body 10, be contained in some conducting terminals 20 in insulating body 10, be fixed on the sub-circuit board 30 on insulating body 10, the metal shell 40 of coated insulation body 10 and the cable (not shown) linking together with conducting terminal 20 and sub-circuit board 30.

First, second body 11,12, the second bodies 12 that insulating body 10 is fixed together after comprising are separately that after being assembled on the first noumenon 11 downwards, both are fastened togather again.The first noumenon 11 comprises the first main body 111, extends beyond forward the docking section 112 of the second body 12 and the first support portion 113, the second bodies 12 of extending back from the first main body 111 comprise the second main body 121 being fastened togather with the first main body 111 and two the second support portions 123 that extend back from the second main body 121 from the first main body 111.Docking section 112 end faces are concaved with some accepting grooves 114, the first 113 tops, support portion is provided with the groove 116 between some projections 115 and adjacent two projections 115, each projection 115 end face is concaved with the first location notch 117, these two the second support portions 123 separate between left and right, and be fixed on successively in groove 116, each second support portion 123 end face is also recessed the second location notch 127, the rear end of first, second support portion 113,123 is mutually concordant, and first, second location notch 117,127 is arranged in a row along left and right directions.The first noumenon 11 bottom surfaces are concaved with a pre-and post perforative holddown groove 118, and holddown groove 118 runs through docking section 112, the first main body 111 and the first support portion 113 successively along fore-and-aft direction, observe along fore-and-aft direction, and this holddown groove 118 is U-shaped.

Conducting terminal 20 comprises first,

second terminal group

21,22, first end subgroup 21 meets standard USB 2.0 transmission specifications, combined symbols standardization USB 3.0 transmission specifications of first,

second terminal group

21,22, make electric connector 100 can utilize conducting terminal 20 to transmit USB 2.0 signals or USB 3.0 signals, flank speed can reach 5Gb/s.It comprises a power supply terminal, an earth terminal and a pair of difference signal terminal between this power supply terminal and earth terminal first end subgroup 21, and the second terminal group 22 comprises two pairs of difference signal terminal and the earth terminal between these two pairs of difference signal terminal.First end subgroup 21 edges bury and take shape on the first noumenon 11, and the second terminal group 22 edges bury and take shape on the second body 12.

Each conducting terminal 20 comprises the contact site 211 that is positioned at front end, 221 and be positioned at the connecting portion 212 of rear end, 222, the contact site 211 of first end subgroup 21 is horizontal platy structure, the contact site 221 of the second terminal group 22 is arcuate structure protruding upward, first, the contact site 211 of the

second terminal group

21, 221 are arranged on docking section 112, line up two row along fore-and-aft direction, the contact site 211 of first end subgroup 21 is positioned at the front of the contact site 221 of the second terminal group 22, both are also positioned at differing heights on above-below direction, the contact site 221 of the second terminal group 22 is protruding upward from the accepting groove 114 of the first noumenon 11 docking sections 112, contact site 221 is elastics wing up and down.The connecting portion 212 of first end subgroup 21 is contained in corresponding the first location notch 117 one by one, the connecting portion 222 of the second terminal group 22 is contained in corresponding the second location notch 127 one by one, first, the

second terminal group

21, 22 connecting

portion

212, 222 are exposed to insulating body 10 outsides in order to link together with cable, be arranged in a row and be positioned at same level along left and right directions, power supply terminal in first end subgroup 21 and the connecting portion of earth terminal 212 are positioned at this row's two ends, left and right outermost locations, in addition, in the second terminal group 22, the connecting portion 222 of earth terminal is set to isolated two connecting portions 222 in left and right, in first end subgroup 21, the connecting portion 212 of difference signal terminal is arranged between this two connecting portion 222.

Sub-circuit board 30 horizontal positioned, it comprises the butt end 31 that is positioned at front end, be positioned at the link 32 of rear end and the pars intermedia 33 of connection butt end 31 and link 32, pars intermedia 33 is fixed in insulating body 10 holddown grooves 118, butt end 31 protrudes out forward the docking section 112 of insulating body 10, on left and right directions, the width of butt end 31 is less than the width of docking section 112, link 32 protrudes out first of insulating body 10 backward, the second support portion 113, 123, sub-circuit board 30 is positioned at same level substantially with the bottom surface of insulating body 10, but allow certain error.The upper surface of butt end 31 is placed with row's Metal Contact sheet 310, and the upper surface of link 32 is also placed with the row's metal connecting sheet 320 being electrically connected with contact chip 310, and brace 320 is in order to weld together with cable.

Contact chip 310 staggers and arranges on upper and lower and fore-and-aft direction with the contact site 211,221 of conducting terminal 20, and contact chip 310 is positioned at the front of conducting terminal 20

contact sites

211,22 and lower than contact site 211,221.Brace 320 also staggers and arranges with conducting terminal 20 connecting portions 212,222 on upper and lower and fore-and-aft direction, and brace 320 is positioned at the rear of conducting terminal 20 connecting portions 212,222 and lower than connecting portion 212,222.Certainly, in other embodiments, contact chip 310 can be replaced mutually with the position of the contact site 211 of first end subgroup 21 or the contact site 221 of the second terminal group, is convenient welding, and brace 320 can be arranged in the bottom surface of sub-circuit board 30.

In the present embodiment, contact chip 310 is provided with respectively 12, contact chip 310 and brace 320 corresponding electric connection one by one altogether with brace 320.In Fig. 3, from left to right, in Fig. 8, from the top down, by first contact chip 310 called after Pin1, know in this order last contact chip 312 called after Pin12, the definition of contact chip 310 is different from a non-USB standard of USB3.0 standard with arranging to meet, and makes electric connector 100 can utilize sub-circuit board 30 to reach to be greater than the high-speed transfer speed of USB 3.0.Following table is listed each Pin definition in detail:

Figure 2013206475912100002DEST_PATH_IMAGE002

Metal shell 40 comprises roof 41, the two side 43 of the diapire 42 relative with roof 42 and connection roof 41 and diapire 42, one spliced eye 45 is formed on insulating body 10 docking sections 112, between sub-circuit board 30 and metal shell 40 threes, in order to accommodate butt connector 200, roof 42 separates to form this spliced eye 45 between the upper and lower with the butt end 31 of docking section 112 and sub-circuit board 30, make spliced eye 45 lateral observation be " ┍ " type, diapire 42 upwards abuts on

sub-circuit board

30 and 112 bottom surfaces, docking section, two side 43 abuts on 112 sides, docking section and separates between left and right with the butt end 31 of sub-circuit board 30, the contact chip 310 of sub-circuit board 30 and the contact site 211 of conducting terminal 20, 220 are upwards exposed to respectively in spliced eye 45, to contact with butt connector 200.

At other execution mode, first,

second terminal group

21,22 adopts the mode of assembling to be fixed on first, second body 11,12, insulating body 10 can be single type structure, and sub-circuit board 30 edges bury and are molded on insulating body 10, can reach equally the purpose of this utility model.

The utility model electric connector 100 is by sub-circuit board 30 is set, on sub-circuit board 30, be provided with the contact chip 310 being exposed in spliced eye 45 to replace terminal, reduce the total quantity of the terminal of electric connector 100, electric connector 100 is simple in structure, manufacture easy, reduced production cost, contact chip 310 is used for contacting with butt connector 200, realizes the high-speed transfer of non-usb signal.In addition, the utility model electric connector 100 has been integrated at least transmission of USB 2.0, USB 3.0 and non-USB tri-kinds of signals at same spliced eye 45, can peg graft single USB 2.0 connectors, USB 3.0 connectors or non-USB connector (not shown), also the compound butt connector 200 of can pegging graft, reduced the quantity of connector on electronic product, have integration, service efficiency high, save the advantages such as volume.

Although be example object, preferred implementation of the present utility model is disclosed, but those of ordinary skill in the art will recognize, in the situation that not departing from by the disclosed scope and spirit of the present utility model of appending claims, various improvement, increase and replacement are possible.

Claims

1. an electric connector, be provided with to accommodate the spliced eye of butt connector, it comprises insulating body and is contained in the conducting terminal in insulating body, described insulating body comprises the docking section that main body and autonomous agent protrude out forward, described conducting terminal comprises first, the second terminal group, each conducting terminal has the contact site that is arranged in the same side, docking section, described contact site is exposed in spliced eye, described first, the contact site of the second terminal group is in line separately, it is characterized in that: described electric connector also comprises the sub-circuit board of being located on insulating body, described sub-circuit board surface is placed with and is exposed to the row of one in spliced eye Metal Contact sheet, the contact site of described first end subgroup, the contact site of the second terminal group and contact chip three are positioned at different height, and front and back are spaced apart.

2. electric connector according to claim 1, is characterized in that: the contact site of described first end subgroup is horizontal platy structure, and the contact site of described the second terminal group is arcuate structure protruding upward.

3. electric connector according to claim 1, is characterized in that: combined symbols standardization USB 3.0 transmission specifications of described first, second terminal group.

4. electric connector according to claim 1, is characterized in that: described contact chip be positioned at first, second terminal group contact site front and lower than the contact site of first, second terminal group, described spliced eye lateral observation is " ┍ " type.

5. electric connector according to claim 1, is characterized in that: described sub-circuit board has the butt end that protrudes out forward docking section, and described contact chip is arranged in the surface of butt end.

6. electric connector according to claim 1, it is characterized in that: described conducting terminal has the connecting portion that is positioned at rear end and is arranged in a row, described sub-circuit board has the link that is positioned at rear end, and described link surface is placed with the row's metal connecting sheet being electrically connected with contact chip.

7. electric connector according to claim 6, is characterized in that: described link protrudes out insulating body backward, and described brace and connecting portion mutually stagger and arrange on front and back and above-below direction.

8. electric connector according to claim 1, it is characterized in that: described insulating body after comprising separately, be fixed together again first, the second body, described the first noumenon comprises the first main body, the described docking section of extending forward from the first main body and the first support portion extending back from the first main body, described the second body comprises the second main body being fixed together with the first main body and the second support portion extending back from the second main body, the second support portion is contained in the first support portion, first, the rear end of the second support portion is mutually concordant, before and after being concaved with, the first noumenon bottom surface runs through the holddown groove of the first noumenon, described sub-circuit board is fixed in holddown groove, described first end subgroup is fixed on the first noumenon, described the second terminal group is fixed on the second body.

9. electric connector according to claim 1, it is characterized in that: described electric connector also comprises the metal shell of coated insulation body, described metal shell comprises roof, the diapire relative with roof and connects the two side of roof and diapire, described spliced eye is between roof and docking section and butt end, described diapire upwards abuts in sub-circuit board and bottom surface, docking section, and described two side reclines on side, docking section and separates between left and right with butt end.

10. according to the wherein electric connector described in of claim 1 to 9, it is characterized in that: arranging of described contact chip meets a non-USB standard, and described contact chip comprises some to differential signal contact chip, ground signalling contact chip and power supply signal contact chip.