CN201994445U

CN201994445U - High-frequency socket connector

Info

Publication number: CN201994445U
Application number: CN2010206331359U
Authority: CN
Inventors: 柯文智
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Shenzhen Ltd
Priority date: 2010-06-11
Filing date: 2010-11-30
Publication date: 2011-09-28
Anticipated expiration: 2020-11-30

Abstract

The utility model discloses a high-frequency socket connector, which comprises an insulating body, a fixed seat, a plurality of first terminals and a plurality of second terminals, wherein the insulating body is provided with a first tongue piece; the fixed seat is arranged on the insulating body and is provided with a second tongue piece; the first terminals penetrate in the first tongue piece; each first terminal is provided with an L-shaped first surface-mount (SMT) welding section; the first SMT welding section is provided with a first vertical extension part and a first horizontal welding part; the second terminals are arranged on the second tongue piece and can be used for executing a universal serial bus (USB) 3.0 transmission protocol together with the first terminals; each second terminal is provided with an L-shaped second SMT welding section; and the second SMT welding section is provided with a second vertical extension part and a second horizontal welding part. The connector is applicable to an SMT welding procedure.

Description

The high-frequency socket connector

Technical field

This creation system is about a kind of connector, especially refer to a kind of surface mount technology type (Surface Mount Technology, SMT) high-frequency socket connector, its terminal are SMT formula terminal so that can see through the SMT technology be welded on the circuit board, reduce the overall package volume by this.

Background technology

At present by (the USB Implementer Forum Inc. of USB association, USB-IF) USB 2.0 host-host protocols of being formulated are basic specifications of USB connector, and USB association finished have high transmission speed more the USB3.0 host-host protocol so that deal with huge day by day transfer of data demand.The USB3.0 connector more can provide the high-speed transfer operation up to 5Gbps except can backward compatible USB2.0 connector, under this transmission standard, the device or the adapter that can allow to be built in computer in more script palpuses become the circumscribed peripheral unit.

Yet, because the USB3.0 connector has two row terminals and carries out the host-host protocol of USB2.0 and 3.0, not only volume is big for it, complex structure and cause problems such as mould development cost height, assembling difficulty, causes the signal bust this because of interfering with each other between the high-frequency signals transmission terminal easilier.In addition, when being connected with circuit board, compared to the USB2.0 connector, two row welding sections of USB3.0 bonder terminal take the more area of circuit board, cause circuit board originally.

In addition, all can attempt when present various electronic building bricks combine with circuit board welding with the SMT technology, use the SMT technology, (Through Hole Technology THE) will reduce volume after the assembling compared to the piercing welding technology

Therefore the design difficulty of USB3.0 connector all is higher than existing all kinds of connectors at present.

Summary of the invention

This creator is the shortcoming according at present existing USB connector, improves its not enough and disappearance, creates a kind of high-frequency socket connector.

This creation main purpose system provide a kind of surface mount technology type (Surface Mount Technology, SMT) high-frequency socket connector, its terminal be SMT formula terminal so that can be welded on the circuit board through the SMT technology, reduce the overall package volume by this.

For reaching above-mentioned purpose, be to make aforementioned high-frequency socket connector include:

One insulating body, cording have a pedestal and from pedestal one first tongue piece of projection forward;

One holder is to be arranged on the insulating body, has a fixed part and from fixed part projection and be positioned at second tongue piece of first tongue piece top forward;

The plural number the first terminal, system is provided with runs through on the pedestal and first tongue piece that is arranged on insulating body, each the first terminal has a L-shaped SMT welding section, and a SMT welding section has one first vertical stretch and first a horizontal weld part vertical with first vertical stretch;

Plural number second terminal, system runs through on the fixed part and second tongue piece that is arranged on holder, and can carry out the USB3.0 host-host protocol jointly with the first terminal, each second terminal has the 2nd a L-shaped SMT welding section, and the 2nd SMT welding section has one second vertical stretch and second a horizontal weld part vertical with second vertical stretch; And

One metal shell is coated insulation body, holder, the first terminal and second terminal.

By above-mentioned technological means, the aforementioned the first terminal and second terminal are separately positioned on first tongue piece and second tongue piece, be compatible with Type B USB3.0 socket connector specification, can carry out the USB3.0 agreement jointly, and the first terminal and second terminal have a SMT welding section and the 2nd SMT welding section respectively for carrying out SMT formula welding procedure, can reduce the volume after the assembling by this.

The one SMT welding section of aforementioned the first terminal and the 2nd SMT welding section of second terminal are arranged as a line jointly.

Contain two pairs of signal terminals among aforementioned plural second terminal, the first or second horizontal weld part with the earth terminal in a first terminal or second terminal between the second horizontal weld part of two pairs of signal terminals is separated by.

Aforementioned high-frequency socket connector meets Type B USB3.0 socket connector standard.

Aforementioned each the first terminal further includes one first canned paragraph and one first electrical contact-segment, this first canned paragraph is fixed in the pedestal of insulating body, this first electrical contact-segment is from the projection and being fixed on the pedestal forward of first canned paragraph, and a SMT welding section of this first terminal is from the downward projection of first canned paragraph.

Aforementioned each second terminal further includes one second canned paragraph and one second electrical contact-segment, this second canned paragraph is fixed on the fixed part of holder, this second electrical contact-segment is that the 2nd SMT welding section of this second terminal is from the downward projection of second canned paragraph from the projection forward of second canned paragraph.

Aforementioned metal shell system is made up of a fore shell and a back cover, runs through on the fore shell to be formed with a room with housing insulation body, holder, the first terminal and second terminal, and the room open front is an interface.

This susceptor body of aforementioned dielectric is formed with a holddown groove on the rear end, and plug is arranged in the holddown groove after one, coats first vertical stretch of the first terminal the one SMT welding section, and coats second vertical stretch of second terminal the 2nd SMT welding section.

Be formed with beyond the Great Wall after aforementioned plural location notch with respectively in conjunction with first vertical stretch of the first terminal the one SMT welding section, and after run through beyond the Great Wall and be formed with plural location hole to wear second vertical stretch of second terminal the 2nd SMT welding section respectively.

Aforementioned the first terminal can be carried out the USB2.0 host-host protocol.

Description of drawings

Fig. 1 is this creation stereo appearance figure.

Fig. 2 is this creation three-dimensional exploded view.

Fig. 3 creates another three-dimensional exploded view for this.

Fig. 4 omits the stereo appearance figure of metal shell for this creation.

Fig. 5 omits another stereo appearance figure of metal shell for this creation.

Fig. 6 is this creation terminal stereo appearance figure.

Fig. 7 is this creation terminal and circuit board vertical view.

Fig. 8 creates terminal and circuit board vertical view among another embodiment for this.

Fig. 9 is this creation side sectional view.

Figure 10 is this creation another side cutaway view.

Embodiment

Please refer to Fig. 1 to 4 and Fig. 7, this creation SMD LED surface-mount device LED (Surface Mount Technology, SMT) the high-frequency socket connector can be fixed on a printed circuit board (PCB) (90) (PCB) on, can meet Type B USB3.0 socket connector standard, and include: an insulating body (10), a holder (20), plural the first terminal (30), plural second terminal (40), a metal shell (50) and a back plug (60).

This insulating body (10) cording has a pedestal (11) and from pedestal (11) one first tongue piece (12) of projection forward.In addition, be formed with a holddown groove (110) on this insulating body (10) pedestal (11) rear end.

Please with further reference to the 5th and the 9th figure, this holder (20) is to be arranged on the insulating body (10), has a fixed part (21) and from fixed part (21) projection and be positioned at second tongue piece (22) of first tongue piece (12) top forward.

Please with further reference to Fig. 6 and Figure 10, this plural number the first terminal (30) is to be provided with to run through on the pedestal (11) and first tongue piece (12) that is arranged on insulating body (10), and can carry out the USB2.0 host-host protocol.Each the first terminal (30) has one first canned paragraph (31), one first electrical contact-segment (32) and one the one SMT welding section (33).

This first canned paragraph (31) is fixed in the pedestal (11) of insulating body (10).

This first electrical contact-segment (32) is from first canned paragraph (31) projection and being fixed on the pedestal (11) forward.

The one SMT welding section (33) is L-shaped, from first canned paragraph (31) projection downwards, and has one first vertical stretch (331) and first a horizontal weld part (332) vertical with first vertical stretch (331).The first horizontal weld part (332) can see through the SMT solder technology and be welded on the PCB (90).

This plural number second terminal (40) is to run through on the fixed part (21) and second tongue piece (22) that is arranged on holder (20), and can carry out the USB3.0 host-host protocol jointly with the first terminal (30), each second terminal (40) has one second canned paragraph (41), one second electrical contact-segment (42) and one the 2nd SMT welding section (43).

This second canned paragraph (41) is fixed on the fixed part (21) of holder (20).

This second electrical contact-segment (42) is from second canned paragraph (41) projection forward.

The 2nd SMT welding section (43) is L-shaped, from second canned paragraph (41) projection downwards, and has one second vertical stretch (431) and second a horizontal weld part (432) vertical with second vertical stretch (431).The second horizontal weld part (432) can see through the SMT solder technology and be welded on the PCB (90).

In addition, the 2nd SMT welding section (43) of a SMT welding section (33) of the first terminal (30) and second terminal (40) is arranged as a line jointly.In addition, can contain two pairs of signal terminals among aforementioned plural second terminal (40), between the second horizontal weld part (432) of two pairs of signal terminals with the earth terminal in a first terminal (30) or second terminal (40) the first or second horizontal weld part (332) (432) be separated by.

This metal shell (50) is coated insulation body (10), holder (20), the first terminal (30) and second terminal (40).In addition, metal shell (50) is made up of a fore shell (51) and a back cover (52), run through on the fore shell and be formed with a room (500) with housing insulation body (10), holder (20), the first terminal (30) and second terminal (40), room (500) open front is as an interface.

This back plug (60) is arranged in the holddown groove (110), coats first vertical stretch (331) of the first terminal (a 30) SMT welding section (33), and coats second vertical stretch (431) of second terminal (40) the 2nd SMT welding section (43).In preferred embodiment, be formed with on the back plug (60) plural location notch (61) with respectively in conjunction with first vertical stretch (331) of the first terminal (a 30) SMT welding section (33), and run through on the back plug (60) and be formed with plural location hole (62) to wear second vertical stretch (431) of second terminal (40) the 2nd SMT welding section (43) respectively.

In addition, among preferred embodiment, it is 4,3,2, No. 1 terminals (4) (3) (2) (1) that the first terminal (30) is compiled respectively, and is defined as power ground terminal (non-signal transmission purposes), positive signal terminal (being aforementioned signal terminal), negative signal terminal (being aforementioned terminal), power supply terminal (non-signal transmission purposes) respectively in regular turn.It is 5,6,7,8, No. 9 terminals (5) (6) (7) (8) (9) that second terminal (40) is compiled respectively, and is defined as the negative signal of ultrahigh speed respectively in regular turn and receives terminal (being aforementioned signal terminal), the positive signal of ultrahigh speed and receive that terminal (being aforementioned signal terminal), signal earth terminal (non-signal transmission purposes), the negative signal of ultrahigh speed transmit terminal (being aforementioned signal terminal), the positive signal of ultrahigh speed transmits terminal (being aforementioned signal terminal).The first terminal (30) is arranged as a line with all SMT welding sections (33) (33) of second terminal (40) with the 2nd SMT welding section (43) (43), and by left-to-right respectively corresponding 5,6,2,3,7,1,4,8, No. 9 terminals (5) (6) (2) (3) (7) (1) (4) (8) (9), shown in the 7th figure.

Following table A is the USB3.0 connector end sub-definite of the 5.3.1.2 joint content of " USB3.0 specifications revised edition 1.0 " (USB3.0 Specification, Revision 1.0) of being formulated according to USB association (specifications can referring to the http://www.usb.org/home of official website of USB association).Can highlight the characteristics of this creation by this.Wherein from top to bottom listed terminal is in fact to create being put in order by left-to-right " first and second SMT welding section (33) (43) " of the 7th figure original creation according to this in proper order in the Table A.Therefore, above-mentioned the first terminal (30) can be shown with reference to this with the definition of second terminal (40).

Table A USB3.0 connector end sub-definite

Terminal	Title	Definition
			No. 5 terminals (5)	StdA_SSRx-	The negative signal of ultrahigh speed receives terminal
No. 6 terminals (6)	StdA_SSRx+	The positive signal of ultrahigh speed receives terminal
			No. 2 terminals (2)	D-	Negative signal terminal
No. 3 terminals (3)	D+	Positive signal terminal
			No. 7 terminals (7)	GND_DRAIN	The signal earth terminal
No. 1 terminal (1)	VBUS	Power supply terminal
			No. 4 terminals (4)	GND	The power ground terminal
No. 8 terminals (8)	StdA_SSTx-	The negative signal of ultrahigh speed transmits terminal
			No. 9 terminals (9)	StdA_Tx+	The positive signal of ultrahigh speed transmits terminal

Can see that by Table A 5, No. 6 terminals (5) (6) and 8, No. 9 terminals (8) signal terminals such as (9) are separated by 4, No. 7 terminals (4) earth terminals such as (7), can avoid two groups of signals between the signal terminal to disturb (Crosstalk) by this.

Among another preferred embodiment, above-mentioned all SMT welding sections (33) (33) are arranged as a line with the 2nd SMT welding section (43) (43), and by left-to-right respectively corresponding 5,6,7,2,3,1,4,8, No. 9 terminals (5) (6) (7) (2) (3) (1) (4) (8) (9), as shown in Figure 8.

5, No. 6 terminals (5) (6) and 8, No. 9 terminals (8) signal terminals such as (9) are separated by 4, No. 7 terminals (4) earth terminals such as (7), can avoid two groups of signals between the signal terminal to disturb (Crosstalk) by this.

By above-mentioned technological means, aforementioned the first terminal (30) is separately positioned on first tongue piece (12) and second tongue piece (22) with second terminal (40), be compatible with Type B USB3.0 socket connector specification, can carry out the USB3.0 agreement jointly, and the first terminal (30) and second terminal (40) have a SMT welding section (33) and the 2nd SMT welding section (43) respectively for carrying out SMT formula welding procedure, can reduce the volume after the assembling by this.In addition, separate, can avoid the high-frequency signals interference problem because two pairs of signal terminals in second terminal (40) are grounded terminal.

Claims

1. high-frequency socket connector is characterized in that this high-frequency socket connector includes:

One insulating body has a pedestal and from pedestal one first tongue piece of projection forward;

One holder is arranged on the insulating body, has a fixed part and from fixed part projection and be positioned at second tongue piece of first tongue piece top forward;

The plural number the first terminal, setting runs through on the pedestal and first tongue piece that is arranged on insulating body, each the first terminal has a L-shaped SMT welding section, and a SMT welding section has one first vertical stretch and first a horizontal weld part vertical with first vertical stretch;

Plural number second terminal, run through on the fixed part and second tongue piece that is arranged on holder, and can carry out the USB3.0 host-host protocol jointly with the first terminal, each second terminal has the 2nd a L-shaped SMT welding section, and the 2nd SMT welding section has one second vertical stretch and second a horizontal weld part vertical with second vertical stretch; And

One metal shell, coated insulation body, holder, the first terminal and second terminal.

2. high-frequency socket connector as claimed in claim 1 is characterized in that a SMT welding section of this first terminal and the 2nd SMT welding section of second terminal are arranged as a line jointly.

3. high-frequency socket connector as claimed in claim 2, it is characterized in that containing two pairs of signal terminals among this plural number second terminal, the first or second horizontal weld part with the earth terminal in a first terminal or second terminal between the second horizontal weld part of two pairs of signal terminals is separated by.

4. as each described high-frequency socket connector in the claim 1 to 3, it is characterized in that this high-frequency socket connector meets Type B USB3.0 socket connector standard.

5. high-frequency socket connector as claimed in claim 4, it is characterized in that this each the first terminal further includes one first canned paragraph and one first electrical contact-segment, this first canned paragraph is fixed in the pedestal of insulating body, this first electrical contact-segment is from the projection and being fixed on the pedestal forward of first canned paragraph, and a SMT welding section of this first terminal is from the downward projection of first canned paragraph.

6. high-frequency socket connector as claimed in claim 5, it is characterized in that this each second terminal further includes one second canned paragraph and one second electrical contact-segment, this second canned paragraph is fixed on the fixed part of holder, this second electrical contact-segment is that the 2nd SMT welding section of this second terminal is from the downward projection of second canned paragraph from the projection forward of second canned paragraph.

7. high-frequency socket connector as claimed in claim 6, it is characterized in that this metal shell system is made up of a fore shell and a back cover, run through on the fore shell and be formed with a room with housing insulation body, holder, the first terminal and second terminal, the room open front is an interface.

8. high-frequency socket connector as claimed in claim 7, it is characterized in that being formed with a holddown groove on this insulating body pedestal rear end, and a back plug is arranged in the holddown groove, coat first vertical stretch of the first terminal the one SMT welding section, and coat second vertical stretch of second terminal the 2nd SMT welding section.

9. high-frequency socket connector as claimed in claim 8, it is characterized in that being formed with beyond the Great Wall after this plural location notch with respectively in conjunction with first vertical stretch of the first terminal the one SMT welding section, and after run through beyond the Great Wall and be formed with plural location hole to wear second vertical stretch of second terminal the 2nd SMT welding section respectively.

10. as each described high-frequency socket connector in the claim 1 to 3, it is characterized in that this first terminal can carry out the dimensional standard of USB2.0 host-host protocol.