CN101882729B - Electric coupler capable of obstructing signal interference - Google Patents
Electric coupler capable of obstructing signal interference Download PDFInfo
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- CN101882729B CN101882729B CN 200910107034 CN200910107034A CN101882729B CN 101882729 B CN101882729 B CN 101882729B CN 200910107034 CN200910107034 CN 200910107034 CN 200910107034 A CN200910107034 A CN 200910107034A CN 101882729 B CN101882729 B CN 101882729B
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Abstract
The invention discloses an electric coupler capable of obstructing signal interference, comprising an insulation body, plural-numbered signal terminals and a screening shell, wherein the plural-numbered signal terminals are arranged on the insulation body, and each plural-numbered signal terminals are provided with plural-numbered pairs of signal transmission terminals; the screening shell covers the insulation body and the signal terminals and is provided with a front opening, a chamber and a rear panel, wherein the chamber contains the insulation body and the signal terminals, and the rear panel is penetrated to form at least one slot; when the screening shell is observed from the rear, the slot is arranged between two pairs of adjacent signal transmission terminals, and the slot arranged between two adjacent signal transmission terminals can obstruct cross interference of the signals from the signal transmission terminal.
Description
[technical field under the invention]
The present invention system is about a kind of electric connector, but refer to the electric connector that a kind of obstructing signal disturbs especially, it is slotted through the screening can between two pairs of terminal signal transmission terminal and avoids the back flow current (Return Current) of two pairs of signal transmission terminal on screening can to produce cross interference (Crosstalk) each other.
[prior art]
Present electronic installation is of a great variety and have electric connector mostly so that can be connected and mutual data transmission with other electronic installation, and the most universal electric connector is universal serial bus (Universal Serial Bus, USB) 2.0 connectors at present.
Because the electronic installation development rapidly, and its transmission speed is increased repeatedly, makes the agreement of electric connector also must bring in constant renewal in so that can meet the transmission speed of electronic installation.
With USB2.0 is example, a pair of signal transmission terminal of its tool is drawn so that the signal transmission to be provided, yet, its design can't meet the zero access electronic installation of constantly releasing at present, so USB association has set about carrying out the research and development of USB3.0 host-host protocol, and at present the USB3.0 electric connector be designed to have many structures to signal transmission terminal.Yet, many to signal transmission terminal when the transmission signal, back flow current each other can produce cross interference on the metal shell of electric connector, cause the signal efficiency of transmission to reduce or even lost efficacy.
[summary of the invention]
The inventor is the effective problem of transmission signal because have at present that many electric connectors to signal transmission terminal are easily given birth to cross interference, improves its not enough and disappearance, but and then invents out a kind of electric connector of obstructing signal interference.
But main purpose of the present invention is the electric connector that provides a kind of obstructing signal to disturb, and it is slotted through the screening can between two pairs of terminal signal transmission terminal and avoids the back flow current of two pairs of signal transmission terminal on screening can to produce cross interference each other.
For reaching above-mentioned purpose, but be that the electric connector that makes the present invention's obstructing signal disturb comprises:
One insulating body;
The plural number signal terminal is to be arranged on the insulating body, plural number is arranged to signal transmission terminal in signal terminal;
One screening can, be coated insulation body and signal terminal, and have an open front, a room and a backboard, this room housing insulation body and signal terminal, run through on the backboard and form at least one fluting, when watching screening can by the rear, this is slotted between two pairs of adjacent signal transmission terminal.
By above-mentioned technological means, fluting on the screening can between two pairs of adjacent signal transmission terminal can effectively be avoided the cross interference of back flow current on screening can of these two pairs of signal transmission terminal, can promote the signal degree of purity on each signal transmission terminal by this, make that electric connector can the stable transfer signal.
Aforementioned each signal terminal has a canned paragraph, a welding section and an electrical contact-segment respectively, this canned paragraph is arranged in the insulating body, this welding section is from the downward projection of canned paragraph and after exposing to insulating body, this electrical contact-segment is extended forward from canned paragraph, and expose outside the insulating body, wherein, when watching screening can by the rear, fluting is between two pairs of welding sections of adjacent two pairs of signal transmission terminal.
The backboard of aforementioned screening can has a top edge and a lower limb, and this fluting system has a under shed in abutting connection with lower limb.
The height of aforementioned screening can fluting is less than the height of backboard.
The height of aforementioned screening can fluting is greater than the width of fluting.
Aforementioned signal terminal has plural USB2.0 terminal and plural USB3.0 terminal, two pairs of signal transmission terminal are arranged in the USB3.0 terminal, promptly be respectively a pair of signal and transmit terminal and a pair of signal reception terminal, when watching screening can by the rear, this fluting receives between the terminal signal signal transmission terminal and this at this.
The aforementioned dielectric body has a holder, a tongue piece, plural the first terminal hole and plural second terminal hole, this tongue piece is from holder projection forward, this plural number the first terminal hole is run through holder and is accommodated the USB2.0 terminal respectively, and this plural number second terminal hole runs through holder and tongue piece and accommodates the USB3.0 terminal respectively.
But the electric connector that aforementioned obstructing signal disturbs further includes a terminal position seat, and this terminal position seat is arranged at the insulating body below, runs through to be formed with plural location hole to accommodate and to locate the welding section of each signal terminal respectively on the terminal position seat.
Aforementioned screening can has a top board, biside plate and a base plate, and backboard extends downwards from the top board rear end, and biside plate extends downwards from the top board both sides respectively, and base plate then is connected between the biside plate bottom.
[execution mode]
Please refer to figure to Fig. 5, but the electric connector that the present invention's obstructing signal disturbs, can be and be not subject to a USB3.0 connector, and comprise: an insulating body (10), plural signal terminal (20) (30) be (30b), a screening can (40) and a terminal position seat (50) (30a).
Please with further reference to Fig. 7, Fig. 8, this insulating body (10) has a holder (11), a tongue piece (12), plural the first terminal hole (14) and plural second terminal hole (16).This tongue piece (12) is from holder (11) projection forward.Holder (11) is run through in this plural number the first terminal hole (14).This plural number second terminal hole (16) runs through holder (11) and tongue piece (12).
This plural number signal terminal (20) (30) (30a) (30b) is arranged on the insulating body (10), at signal terminal (20) (30) (30a) among (30b), the signal terminal (30a) of part (30b) be plural to signal transmission terminal (30a) (30b).Each signal terminal (20) (30) (30a) (30b) can have a canned paragraph (21) (31), a welding section (22) (32) and an electrical contact-segment (23) (33) respectively.This canned paragraph (21) (31) is arranged in the wherein terminal hole (14) (16) of insulating body (10).This welding section (22) (32) exposes to insulating body (10) from canned paragraph (21) (31) projection downwards holder (11) afterwards.This electrical contact-segment (23) (33) is extended forward from canned paragraph (21) (31), is arranged on tongue piece (12) bottom surface, and exposes outside the insulating body (10).
Among preferred embodiment, signal terminal (20) (30) (30a) (30b) can be distinguished and is not limited as plural USB2.0 terminal (20) and plural USB3.0 terminal (30) (30a) (30b) according to the signal host-host protocol that is suitable for.
USB2.0 terminal (20) is arranged as a line, and quantity can be four, and is separately positioned in the first terminal hole (14).
USB3.0 terminal (30) (30a) (30b) is arranged as a line, quantity can be five, be separately positioned in second terminal hole (16), and a pair of first signal transmission terminal (30a), a pair of second signal transmission terminal (30b) and an earth terminal (30) are wherein arranged.Should can be positive and negative signal to first signal transmission terminal (30a) and transmit terminal (Super-Speed Transmitter Differential Terminal).Should can be positive and negative signal to second signal terminal (30b) and receive terminal (Super-Speed Receiver Differential Terminal).Earth terminal (30) be positioned at two pairs of signal transmission terminal (30a) (30b) between.
This screening can (40) is a metal, is coated insulation body (10) and signal terminal (20) (30) (30a) (30b), and has an open front, a room (400), a top board (41), a backboard (42), biside plate (43) and a base plate (44).
This room (400) housing insulation body (10) and signal terminal (20) (30) be (30b) (30a), and can be used as slot to receive a corresponding pin connector.
Please with further reference to Fig. 6, backboard (42) extends downwards from top board (41) rear end, and run through forming at least one fluting (425) on the backboard (42), when watching screening can (40) by the rear, this fluting (425) be positioned at adjacent two pairs of signal transmission terminal (30a) (30b) between.Among preferred embodiment, when watching screening can (40) by the rear, fluting (425) is positioned between adjacent two pairs of signal transmission terminal (30a) two pairs of welding sections (32) (30b).More specifically, when watching screening can (40) by the rear, this fluting (425) be positioned at USB3.0 terminal (30) (30a) this of (30b) signal is transmitted terminal (30a) and this receives between the terminal (30b) signal.In addition, backboard (42) has a top edge (421) and a lower limb (422), and this fluting (425) is to have a under shed (4250) in abutting connection with lower limb (422).Again, the height of fluting (425) is less than the height of backboard (42).In addition, the height of fluting (425) is greater than the width of fluting (425).
Biside plate (43) extends downwards from top board (41) both sides respectively.
Base plate (44) then is connected between biside plate (43) bottom and sees through the clip assembly with biside plate (43) and makes up mutually.
This terminal position seat (50) is to be arranged at insulating body (10) below, runs through to be formed with plural location hole (52) (53) to accommodate and to locate (30a) welding section of (30b) (22) (32) of each signal terminal (20) (30) respectively on terminal position seat (50).
Please refer to Fig. 9, this figure is that the present invention has the electric connector of fluting (425) and the connector of tradition nothing fluting, the curve chart of the signal scattering strength-frequency that is drawn after tested, the longitudinal axis is the signal scattering strength, its unit is dB, and transverse axis is a frequency, and its unit is GHz.According to the USB consortium specification, qualified USB3.0 electric connector, its signal scattering strength must be lower than in the scope of frequency 0-2.5GHz-32dB, and must be lower than in the scope of frequency 5-7GHz-25dB.As seen from the figure, the dB numerical value that electric connector of the present invention is compared traditional connector is lower haply, and at HFS more far below traditional connector, moreover the signal strength of electric connector of the present invention up and down oscillation degree is relatively little.Therefore, obvious electric connector of the present invention is compared traditional connector and is had more excellent and more stable signal efficiency of transmission, can effectively avoid different from the cross interference between signal transmission terminal.
By above-mentioned technological means, being positioned at the fluting (425) of two pairs of adjacent signal transmission terminal (30a) between (30b) on the screening can of the present invention (40) is effectively to avoid the cross interference of these two pairs of signal transmission terminal (30a) back flow current (30b) on screening can (40), can promote the signal degree of purity on each signal transmission terminal by this, make that electric connector can the stable transfer signal.
[brief description of drawingsfig]
Fig. 1 is a angle of depression of the present invention stereo appearance figure.
Fig. 2 is a elevation angle of the present invention stereo appearance figure.
Fig. 3 is a rear perspective outside drawing of the present invention.
Fig. 4 is a forward sight three-dimensional exploded view of the present invention.
Fig. 5 is a rear perspective exploded view of the present invention.
Fig. 6 is a rearview of the present invention.
Fig. 7 is a side cutaway view of the present invention.
Fig. 8 is an opposite side pseudosection of the present invention.
Fig. 9 is the signal scattering strength-frequency curve chart of electric connector of the present invention and traditional connector.
[primary clustering symbol description]
(10) insulating body (11) holder
(12) tongue piece (14) the first terminal hole
(16) second terminal holes
(20) (30) (30a) (30b) signal terminal (21) (31) canned paragraph
(22) the electrical contact-segment of (32) canned paragraph (23) (33)
(40) shield shell (41) top board
(42) backboard (421) top edge
(422) lower limb (425) fluting
(4250) under shed (43) side plate
(44) base plate
(50) terminal position seat
Claims (5)
1. but the electric connector that disturbs of an obstructing signal, comprise insulating body, a plurality of signal terminals and screening can, it is characterized in that, described a plurality of signal terminal is arranged on the described insulating body, it has canned paragraph respectively, welding section and electrical contact-segment, this canned paragraph is arranged in the insulating body, this welding section is from the downward projection of canned paragraph and after exposing to insulating body, this electrical contact-segment is extended forward from canned paragraph, and expose outside the insulating body, described a plurality of signal terminal includes a plurality of USB2.0 terminals and a plurality of USB3.0 terminal, and it is that a pair of signal transmits terminal and a pair of signal receives terminal that two pairs of signal transmission terminal are arranged in described a plurality of USB3.0 terminals; Described screening can coated insulation body and a plurality of signal terminal, and have open front, room and backboard, this room housing insulation body and a plurality of signal terminal, run through on this backboard and form fluting, when watching this screening can by the rear, this is slotted between the welding section of adjacent described two pairs of signal transmission terminal; This backboard has top edge and lower limb, and this fluting has a under shed in abutting connection with lower limb; The height of this fluting is less than the height of described backboard; The height of this backboard is greater than the width of this fluting.
2. but the electric connector that disturbs according to the described obstructing signal of claim 1, it is characterized in that, this insulating body has a holder, a tongue piece, a plurality of the first terminals hole and a plurality of second terminal hole, this tongue piece is from holder projection forward, this a plurality of the first terminals hole is run through holder and is accommodated the USB2.0 terminal respectively, and these a plurality of second terminal holes run through holder and tongue piece and accommodate the USB3.0 terminal respectively.
3. but the electric connector that disturbs according to the described obstructing signal of claim 1, it is characterized in that, but the electric connector that is somebody's turn to do the obstructing signal interference further includes a terminal position seat, this terminal position seat is arranged at the insulating body below, runs through to be formed with a plurality of location holes to accommodate and to locate the welding section of each signal terminal respectively on the terminal position seat.
4. but the electric connector that disturbs according to the described obstructing signal of claim 1, it is characterized in that this screening can has a top board, biside plate and a base plate, backboard extends downwards from the top board rear end, biside plate extends downwards from the top board both sides respectively, and base plate then is connected between the biside plate bottom.
5. but the electric connector that disturbs according to the described obstructing signal of claim 1, it is characterized in that, these a plurality of signal terminals have a plurality of USB2.0 terminals and a plurality of USB3.0 terminal, two pairs of signal transmission terminal are arranged in the USB3.0 terminal, promptly be respectively a pair of signal and transmit terminal and a pair of signal reception terminal, when watching screening can by the rear, this fluting receives between the terminal signal signal transmission terminal and this at this.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200910107034 CN101882729B (en) | 2009-05-06 | 2009-05-06 | Electric coupler capable of obstructing signal interference |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200910107034 CN101882729B (en) | 2009-05-06 | 2009-05-06 | Electric coupler capable of obstructing signal interference |
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CN101882729A CN101882729A (en) | 2010-11-10 |
CN101882729B true CN101882729B (en) | 2013-07-24 |
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CN 200910107034 Active CN101882729B (en) | 2009-05-06 | 2009-05-06 | Electric coupler capable of obstructing signal interference |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102403611B (en) * | 2011-10-31 | 2014-10-29 | 深圳市正耀科技有限公司 | Anti-high-frequency USB (universal serial bus) 3.0 connector |
CN102646881B (en) * | 2012-04-01 | 2014-11-19 | 东莞中探探针有限公司 | USB3.0 (Universal Serial Bus 3.0) connector socket and plug matched with same |
CN103633519B (en) * | 2012-08-29 | 2016-10-12 | 泰科电子(上海)有限公司 | Adapter |
CN105119081A (en) * | 2015-09-09 | 2015-12-02 | 连展科技(深圳)有限公司 | Plug electric connector |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6139367A (en) * | 1999-08-03 | 2000-10-31 | Hon Hai Precision Ind. Co., Ltd. | Shielded electrical connector |
CN201000929Y (en) * | 2007-01-22 | 2008-01-02 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
CN201113076Y (en) * | 2007-08-10 | 2008-09-10 | 富士康(昆山)电脑接插件有限公司 | Socket electric connector |
CN101364694A (en) * | 2007-08-10 | 2009-02-11 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
-
2009
- 2009-05-06 CN CN 200910107034 patent/CN101882729B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6139367A (en) * | 1999-08-03 | 2000-10-31 | Hon Hai Precision Ind. Co., Ltd. | Shielded electrical connector |
CN201000929Y (en) * | 2007-01-22 | 2008-01-02 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
CN201113076Y (en) * | 2007-08-10 | 2008-09-10 | 富士康(昆山)电脑接插件有限公司 | Socket electric connector |
CN101364694A (en) * | 2007-08-10 | 2009-02-11 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
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CN101882729A (en) | 2010-11-10 |
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