CN101834357B - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN101834357B CN101834357B CN2009103008540A CN200910300854A CN101834357B CN 101834357 B CN101834357 B CN 101834357B CN 2009103008540 A CN2009103008540 A CN 2009103008540A CN 200910300854 A CN200910300854 A CN 200910300854A CN 101834357 B CN101834357 B CN 101834357B
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- terminal
- signal terminal
- hyoplastron
- pair
- electric connector
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Abstract
The invention relates to an electrical connector which comprises a body, a plurality of conductive terminals fixed on the body and a metal shielding casing body for shielding the body. The shielding casing body is provided with an accommodation space for accommodating docking connectors, the body is provided with a base part and a tongue plate extending to the accommodation space from the base part, the conductive terminals comprise contact parts extending to the tongue plate, the contact parts are arranged at the same side of the tongue plate in a row, and the conductive terminals only comprise two pairs of differential signal terminals and a pair of grounding terminals positioned between the two pairs of the differential signal terminals. The electrical connector has simple structure, strong anti-jamming capability and lower cost.
Description
[technical field]
The present invention relates to a kind of electric connector, but relate in particular to a kind of electric connector of transmitting high-frequency signal.
[background technology]
The prior art relevant with the present invention can be consulted in the Japanese artistic conception patent of distribution on January 9th, 2007 and logined D1290558 number; This patent has disclosed a kind of C type HDMI connector, and it comprises: insulating body, be immobilizated in 19 conducting terminals on the insulating body and be coated on the peripheral shielding casing of insulating body.Wherein, said insulating body is provided with horizontally extending hyoplastron, and the lower surface of said hyoplastron is provided with some spaced terminal containing slots.Said conducting terminal be provided with insulating body mutually fixing holding parts, extend the weld part of insulating body and be contained in the contact site in the terminal containing slot.Inwardly observe from the interface of HDMI connector, the contact site of said conducting terminal is the lower surface that a row of horizontal is arranged at hyoplastron.
HDMI standard according to the issue of HDMI association; Said 19 conducting terminals comprise in order to three pairs of difference signal terminal (D+, D-), three earth terminals (G) that cooperate with every pair of difference signal terminal respectively, a pair of clock signal terminal (Clock+, Clock-) of transmission data, with this earth terminal that clock signal terminal is cooperated (G); In addition, also comprise CEC signal terminal, SCL signal terminal, SDA signal terminal, Reserved signal terminal ,+5V power supply terminal and hot plug detecting terminal etc.
Learn that by above analysis various, the corresponding chip design of the function complicacy that existing C type HDMI connector conducting terminal is corresponding is equally very complicated, cause using the connector interface cost of this type higher thus, and the connector volume is bigger.In addition, between adjacent two pairs of difference signal terminal (D+, D-) earth terminal (G) is only arranged, be easy to generate bigger crosstalking (Cross-talk) between these two pairs of difference signal terminal (D+, D-).
Therefore, be necessary existing electric connector is improved to overcome above-mentioned defective.
[summary of the invention]
The object of the present invention is to provide a kind of electric connector simple in structure.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: a kind of electric connector; It comprises: body, be fixed in the plurality of conductive terminals on the body and hide the metal shielding casing of body; Said shielding casing is provided with in order to accommodate the receiving space of butt connector; Said body is provided with base portion and the hyoplastron in base portion extends into receiving space; Said conducting terminal comprises the contact site that extends on the hyoplastron, and said contact site is to arrange and places the same side of hyoplastron, said conducting terminal only to comprise difference signal terminal and this terminal of two types of earth terminal; Said difference signal terminal comprises a pair of vision signal terminal and a pair of mixed signal terminal in order to the bi-directional transfer of data signal in order to the one-way transmission vision signal, and said earth terminal is between said a pair of vision signal terminal and said a pair of mixed signal terminal.
Compared with prior art, the present invention has following beneficial effect: the conducting terminal of electric connector of the present invention only comprises two types of earth terminal and difference signal terminal, the function advantages of simple design that conducting terminal is corresponding, design easily and cost lower; In addition, be provided with two earth terminals between adjacent two pairs of difference signal terminal, thereby widened the distance between these two pairs of difference signal terminal, antijamming capability is stronger; In addition, conducting terminal only comprises two pairs of difference signal terminal and a pair of earth terminal, and the volume that takies body is less, makes simplicity of design on the structure of electric connector of the present invention, and volume reduces to adapt to the developing direction of electronic industry miniaturization.
[description of drawings]
The schematic perspective view that Fig. 1 matches with pin connector for socket connector of the present invention.
Schematic perspective view when Fig. 2 is not connected with pin connector for socket connector of the present invention.
Fig. 3 is the three-dimensional combination figure of socket connector of the present invention.
Fig. 4 is the front view of socket connector of the present invention.
Fig. 5 is the three-dimensional exploded view of socket connector of the present invention.
Fig. 6 is the three-dimensional exploded view of another angle of socket connector of the present invention.
Fig. 7 is the front view of pin connector of the present invention.
Fig. 8 removes the part exploded view of cable for pin connector of the present invention.
Fig. 9 removes the three-dimensional exploded view of cable for pin connector of the present invention.
Figure 10 removes the three-dimensional exploded view of another angle of cable for pin connector of the present invention.
[embodiment]
See also Fig. 1 and shown in Figure 2, electric connector of the present invention comprises a pin connector 900 (plug 900 is called for short in the back) and a socket connector 100 (socket 100 is called for short in the back), constitutes the butt connector that can peg graft each other between said plug 900 and the socket 100.
See also Fig. 3 to shown in Figure 6; Said socket 100 comprises first body 1, be immobilizated in some first conducting terminals 2 on first body 1 and coat first shielding casing 3 of first body 1, and said first shielding casing 3 is provided with in order to accommodate first receiving space 30 of banjo 900.
Said first body 1 comprises first base portion 11 and gives prominence to first hyoplastron 12 of first base portion 11 forward.Said first hyoplastron, 12 along continuous straight runs extend, and it comprises upper surface 121 and and upper surface 121 opposing lower surface 122.Said upper surface 121 rear ends are formed with protuberance 1211 to upper process in order to firm fixing plug 900.Said lower surface 122 is provided with some spaced terminal containing slots 1221, in order to each first conducting terminal, 2 spaced apart generation to prevent to be in contact with one another is crosstalked.In this execution mode, said first body 1 is processed by insulating material, and said first body 1 and first hyoplastron, 12 one are extended and formed.Certainly, in other embodiments, said first hyoplastron 12 can be arranged with first base portion in 11 minutes, and the mode with assembling combines then.In addition, said first body 1 is provided with an auxilliary plate 13 that extends forward from first base portion, 11 bottoms.The said auxilliary plate 13 and first hyoplastron 12 parallel extension, and its both sides are provided with the projection 131 that extends forward.Said first base portion, 11 downsides are provided with the groove 14 that extends back.
See also Fig. 5 and shown in Figure 6; Said first conducting terminal 2 only comprises two types of earth terminal and difference signal terminal; And said first conducting terminal 2 only comprises two pairs of difference signal terminal and two earth terminal G between these two pairs of difference signal terminal; Wherein, said two pairs of difference signal terminal comprise a pair of vision signal terminal 21 and a pair of mixed signal terminal (Hibrid Channel) 22.Said first the putting in order of conducting terminal 2 is followed successively by: a pair of vision signal terminal 21, earth terminal G, earth terminal G, a pair of mixed signal terminal 22.Said each difference signal terminal is included a positive signal terminal and a negative signal terminal.Said two earth terminal G are positioned between two pairs of difference signal terminal 21,22 and can widen two pairs of distances between the difference signal terminal 21,22, and the signal that further weakens between two pairs of adjacent difference signal terminal 21,22 disturbs.Each vision signal terminal 21 one-way transmission vision signal; And two mixed signal terminals (Hibrid Channel) 22, in order to transmitting audio signal and other data-signal of transmitted in both directions, to reach transmission speed faster.In addition, totally 6 of first conducting terminals 2 of socket 100 among the present invention, number is less, and is simple in structure, and then can reduce the volume and the materials cost of socket 100, to adapt to the development trend of miniaturization of electronic products.And said first conducting terminal 2 only comprises two types, and the function of first conducting terminal, 2 correspondences is simple relatively, uncomplicated, and then is convenient to the design of circuit board with matching or chip, is convenient to the utilization and extention of socket 100.In addition, only just comprise two pairs of difference signal terminal 21,22 in 6 first conducting terminals 2, can reach faster data transmission speed.
See from structure, each first conducting terminal 2 be provided with the holding parts 25 that is fixed on first base portion 11, from holding parts 25 extend forward and be accommodated in tabular contact site 26 in the terminal containing slot 1221, in order to the weld part 27 of connecting circuit plate and connect the connecting portion 28 of holding parts 25 and weld part 27.Said contact site 26 and weld part 27 equal along continuous straight runs extend.Said connecting portion 28 comprises kink 281 that extends from holding parts 25 bending downwards and the vertical portion 282 of vertically extending.Said kink 281 is along the width of first body, the 1 horizontal expansions width less than holding parts 25 and vertical portion 282, thereby can widen the distance between first conducting terminal 2, reduces crosstalking between first conducting terminal 2.See also shown in Figure 4ly, look up, be arranged as a row on said contact site 26 along continuous straight runs from the butt joint side of socket 100.And said contact site 26 is arranged in the same side (is the downside of first hyoplastron 12 at this execution mode) of first hyoplastron 12, so that the thickness of first hyoplastron 12 reduces, the general thickness of socket 100 also is minimized.Said contact site 26 is exposed to downwards in first receiving space 30, electrically connects with banjo 900 with convenient.Said weld part 27 is that the mode with mounted on surface is welded on the circuit board.
In this execution mode, said first conducting terminal 2 is to be stamped to form by metal material belt, and is installed on first body 1 with the mode of assembling.Certainly, in other embodiments, first conducting terminal 2 also can be fixed on first body 1 through the mode that edge buries moulding; Perhaps said first hyoplastron 12 can use printed circuit board (PCB) (PCB) to replace; At this moment, the surface that can be utilized in printed circuit board (PCB) is provided with golden finger and replaces above-mentioned contact site 26, and is electrically connected on the contact site 26 with an end of conversion terminal; And the other end of conversion terminal is welded on the printed circuit board (PCB), can realize the object of the invention equally.
Said first shielding casing 3 by the punching press of a slice metal material, be bent to form.Said first shielding casing 3 comprises first roof 31, first diapire 32 and connects two the first side walls 33 of first roof 31 and first diapire 32.Said first receiving space 30 is between first roof 31 and first diapire 32.Said first diapire 32 comprises first 321 of extending internally in opposite directions respectively from two the first side wall 33 lower ends, from two first 321 second 322 of extending of being inclined upwardly in opposite directions, and connect two second 322 the 3rd 323.Said first 321 and the 3rd 323 all parallels with first roof 31, and said the 3rd 323 top that is positioned at first 321 and second 322.Be combined to form for said first 321, second 322 and the 3rd 323 in order to prevent that other unmatched plug from inserting the anti-mis-insertion structure in first receiving space 30.Said two projections 131 lay respectively at first 321 below to prevent first shielding casing, 3 torsional deformations.Being provided with one in the middle of said first roof 31 extends forward and extends into and compress shell fragment 311 in first receiving space 30.Also be respectively equipped with one and extend compressing outside, shell fragment 311 both sides on said first roof 31, and run through the lockhole 312 of first roof 31 along fore-and-aft direction.Said lockhole 312 is compressing the bilateral symmetry setting of shell fragment 311.Also be respectively equipped with one on said two the first side walls 33 and extend back and extend into the shell fragment 331 in first receiving space 30, in order to offset with banjo 900 both sides.Said two the first side walls 33 are extended with a pair of installation foot 332 respectively downwards in order to socket 100 is positioned on the circuit board (not shown), and two the first side wall 33 rear ends are respectively equipped with the trip 333 that extends internally and hold to interlock with first body, 1 rear end.Said the 3rd 323 rear ends are provided with and extend back to be retained on the Extendible flake 324 in the groove 14.
Please join Fig. 1, Fig. 2 and Fig. 7 to shown in Figure 10, plug 900 comprises one second body 4, is retained on some second conducting terminals 5 and snap close terminal 6 on second body 4, the locating piece 7 of location second conducting terminal 5, hides the second metal shielding casing 8 of second body 4 and be connected in the cable 9 of plug 900 rear ends among the present invention.
Said second body 4 comprises second base portion 41 and second hyoplastron 42 that extends forward from second base portion 41.Said second hyoplastron 42 is provided with upper surface 421 and lower surface 422.Said upper surface 421 middle parts are concaved with one and run through second hyoplastron, 42 front ends to accommodate second receiving space 43 of first hyoplastron 12 on the socket 100, and said second receiving space 43 is formed with a bottom surface 431.The tortuous design of the lower surface 422 of said second hyoplastron 42, it comprises and is positioned at first 4221 of lower surface 422 right ends, is inclined upwardly second 4222 that extends respectively in opposite directions from two first 4221, and connects two second 4222 the 3rd 4223.Said first 4221 and the 3rd 4223 all parallels with upper surface 421, and the 3rd 4223 is positioned at first 4221 top.When plug 900 inserts in first receiving space 30 of sockets 100; First hyoplastron 12 on the socket 100 is contained in second receiving space 43, and on the lower surface 422 of second hyoplastron 42 first 4221, second 4222 and the 3rd 4223 be positioned at socket 100 on first 321, second 322 and the 3rd 323 corresponding tops of first diapire 32.
The bottom surface 431 of said second receiving space 43 is concaved with some terminal containing slots 432 that are through to second body, 4 rear ends.Said second conducting terminal 5 is contained in the terminal containing slot 432, and is provided with and extends in second receiving space 43 and the elastic contact part 51 of curved design.The right ends of said upper surface 422 is concaved with one respectively and is through to second hyoplastron, 42 lower surfaces 422 and is communicated to the holding slot 4231 of second base portion, 41 rear ends in the outside of second receiving space 432.Said snap close terminal 6 is retained in this holding slot 4231 and is provided with the elastic lock portion 63 of extending upper surface 421 tops.
First conducting terminal, 2 corresponding settings on said second conducting terminal 5 and the socket 100 had both also comprised two pairs of difference signal terminal and two earth terminal G between these two pairs of difference signal terminal.Corresponding a pair of vision signal terminal 51 and a pair of mixed signal terminal (Hibrid Channel) 52 of being set on these two pairs of difference signal terminal and the socket 100.Said two earth terminal G are positioned between two pairs of difference signal terminal 21,22, can widen two pairs of distances between the difference signal terminal 51,52, and further weaken the interference between two pairs of adjacent difference signal terminal 51,52.In addition; The front end of two earth terminal G is than two pairs of difference signal terminal 51; 52 more near the 42 front end settings of second hyoplastron, then when when combination hub 100 is pegged graft, said earth terminal G can be earlier and the earth terminal G on the socket 100 electrically conduct; Eliminate extraneous electrostatic interference so that two pairs of difference signal terminal 51,52 signal transmission environment preferably to be provided.Same, each vision signal terminal 51 one-way transmission vision signal; And mixed signal terminal (Hibrid Channel) 52 is in order to transmitting audio signal and other data-signal of transmitted in both directions, to reach transmission speed faster.
See that from structure each second conducting terminal 5 is provided with the holding parts 53 that is fixed on second base portion 41, extends forward and be accommodated in arc-shaped contact part 54 in the terminal containing slot 432, and extend back with the connecting portion 55 of connection cable 9 from holding parts 53 from holding parts 53.See also shown in Figure 7ly, look up, be arranged as a row on said contact site 54 along continuous straight runs, and said contact site 54 is arranged in the same side (is the 3rd 4223 upside of second hyoplastron 42 at this execution mode) of second hyoplastron 42 from the butt joint side of plug 900.54 one-tenth elasticity of said contact site upwards are exposed in second receiving space 43 conveniently with to combination hub 100 to electrically connect.
Totally 6 of second conducting terminals 5 of plug 900 of the present invention, number is less, and is simple in structure, and then can reduce the volume and the materials cost of plug 900, to adapt to the development trend of miniaturization of electronic products.In addition, said second conducting terminal 5 only comprises two types, and the function of second conducting terminal, 5 correspondences is simple relatively, uncomplicated, and then is convenient to the design of circuit board with matching or chip, is convenient to the utilization and extention of pin connector 900.In addition, saidly only just comprise two pairs of differential signals, second conducting terminal 51,52 in 6 second conducting terminals 5, can reach faster data transmission speed.
Said locating piece 7 is retained on the rear end of second body 4, and it is provided with some spaced fins 71 and crosstalks so that adjacent second conducting terminal, 5 rear ends are separated to prevent to be in contact with one another.
Said second shielding casing 8 comprises the docking section 81 that is coated on around second hyoplastron 42.Said docking section 81 comprises second roof 811, second diapire 812 and two second sidewalls 813 that are posted by second hyoplastron, 42 upper surfaces 421, lower surface 422 and both sides respectively.Said second receiving space 43 is formed between second roof 811 and the bottom surface 431.Corresponding tortuous setting of the structure of said second diapire 812 with the structure of second hyoplastron, 42 lower surfaces 422 and first diapire 32.Said second roof 811 is provided with the opening 8111 with the 63 corresponding settings of said elastic lock portion, and the button between two openings 8111 hold hole 8112 with socket 100 on the shell fragment 311 that compresses interlock and hold.Said latch part 63 is passed opening 8111 and is extended to second roof, 811 outsides.Said compress shell fragment 311 and button hold hole 8112 form the first heavy latching device, latch part 63 with the lockhole 312 formation second heavy latching device, add between the shell fragment 331 and second sidewall 813 and offset respectively; Thereby make plug 900 and to forming multiple fastener between the combination hub 100 or supporting; Strengthen retain strength between the two, guarantee the firm transmission of signal between the two.
Claims (10)
1. electric connector; It comprises: body, be fixed in the plurality of conductive terminals on the body and hide the metal shielding casing of body; Said shielding casing is provided with in order to accommodate the receiving space of butt connector; Said body is provided with base portion and the hyoplastron in base portion extends into receiving space; Said conducting terminal comprises the contact site that extends on the hyoplastron, and said contact site is to arrange and places the same side of hyoplastron, and it is characterized in that: said conducting terminal only comprises difference signal terminal and this terminal of two types of earth terminal; Said difference signal terminal comprises a pair of vision signal terminal and a pair of mixed signal terminal in order to the bi-directional transfer of data signal in order to the one-way transmission vision signal, and said earth terminal is between said a pair of vision signal terminal and said a pair of mixed signal terminal.
2. electric connector as claimed in claim 1 is characterized in that: said conducting terminal along continuous straight runs only is arranged as a row, and said earth terminal is a pair of and between said a pair of vision signal terminal and said a pair of mixed signal terminal.
3. electric connector as claimed in claim 2 is characterized in that: said conducting terminal is merely the six roots of sensation and puts in order and is followed successively by: a pair of vision signal terminal, earth terminal, earth terminal, a pair of mixed signal terminal.
4. electric connector as claimed in claim 1 is characterized in that: said hyoplastron is provided with upper surface and lower surface, and said upper surface rear end is formed with protuberance to upper process in order to firm fixing butt connector.
5. electric connector as claimed in claim 1; It is characterized in that: said shielding casing comprises roof, diapire and connects the two side of roof and diapire; Said diapire comprise first of extending internally respectively from the lower end, two side, from two first faces be inclined upwardly in opposite directions second of extending, and connect two second the 3rd; Said first and the 3rd all parallels with roof, and said the 3rd face is positioned at first and second 's top.
6. electric connector as claimed in claim 5 is characterized in that: said body is provided with and extends forward from the bottom of base portion and parallel the auxilliary plate of extension with hyoplastron, and the both sides of said auxilliary plate are provided with the projection that extends forward and be positioned at two first belows.
7. electric connector as claimed in claim 5 is characterized in that: said roof is provided with and extends into the compress shell fragment of receiving space to interlock and to hold with butt connector, and be positioned at compress outside, shell fragment both sides with the lockhole of butt connector snap close.
8. electric connector as claimed in claim 5 is characterized in that: be respectively equipped with on the said two side one extend into receiving space shell fragment to offset with butt connector.
9. electric connector as claimed in claim 1; It is characterized in that: said hyoplastron is provided with upper surface and lower surface; Said body is provided with two holding slots that are recessed to form from the left and right sides of hyoplastron upper surface respectively; Said electric connector also is provided with the snap close terminal; The elastic arm that said snap close terminal is provided with the fixed part that is retained in the holding slot, extend forward from fixed part, and own elasticity arm front end extend upward out the latch part of shielding casing; Said latch part can move along the vertical direction with butt connector snap close mutually, said shielding casing top is provided with and supplies latch part to stretch out the opening in the shielding casing outside and between opening, hold the hole with the button of holding with the butt connector button.
10. electric connector as claimed in claim 1; It is characterized in that: said conducting terminal also comprise with body mutually fixing holding parts, in order to the weld part that welds mutually with circuit board and be connected holding parts and the connecting portion of weld part; Said connecting portion comprises from the kink of holding parts bending downwards and the vertical portion of vertically extending from kink, said kink along the horizontal width of body less than the width of vertical portion to increase the distance between the conducting terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103008540A CN101834357B (en) | 2009-03-13 | 2009-03-13 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103008540A CN101834357B (en) | 2009-03-13 | 2009-03-13 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101834357A CN101834357A (en) | 2010-09-15 |
| CN101834357B true CN101834357B (en) | 2012-07-04 |
Family
ID=42718336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103008540A Expired - Fee Related CN101834357B (en) | 2009-03-13 | 2009-03-13 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101834357B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104577460A (en) * | 2015-01-28 | 2015-04-29 | 丰岛电子科技(苏州)有限公司 | Electric connector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2449383Y (en) * | 2000-11-02 | 2001-09-19 | 富士康(昆山)电脑接插件有限公司 | Socket connector |
| CN1937324A (en) * | 2005-09-16 | 2007-03-28 | 日本航空电子工业株式会社 | Electrical connector capable of suppressing crosstalk |
| CN201122731Y (en) * | 2007-10-25 | 2008-09-24 | 上海莫仕连接器有限公司 | Electrical connector |
| CN201397899Y (en) * | 2009-03-05 | 2010-02-03 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
-
2009
- 2009-03-13 CN CN2009103008540A patent/CN101834357B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2449383Y (en) * | 2000-11-02 | 2001-09-19 | 富士康(昆山)电脑接插件有限公司 | Socket connector |
| CN1937324A (en) * | 2005-09-16 | 2007-03-28 | 日本航空电子工业株式会社 | Electrical connector capable of suppressing crosstalk |
| CN201122731Y (en) * | 2007-10-25 | 2008-09-24 | 上海莫仕连接器有限公司 | Electrical connector |
| CN201397899Y (en) * | 2009-03-05 | 2010-02-03 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101834357A (en) | 2010-09-15 |
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Granted publication date: 20120704 Termination date: 20140313 |