CN203386992U

CN203386992U - Improved structure of electric connector

Info

Publication number: CN203386992U
Application number: CN201320445243.7U
Authority: CN
Inventors: 陈碇祈
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-24
Filing date: 2013-07-24
Publication date: 2014-01-08
Anticipated expiration: 2023-07-24

Abstract

The utility model relates to an improved structure of an electric connector. According to the electric connector, a base portion and a tongue board at an insulation seat body are for penetration and assembling of the first signal terminal and the second signal terminal of a terminal set, and a power source terminal and a negative electric grounding terminal which are at two outer sides, each terminal is respectively provided with a butt joint face in an accommodation space of the tongue board, and the other side of each terminal is respectively provided with a welding pin extending outside the base portion; a grounding terminal of a transmission terminal set penetrates through inner sides of the first signal terminal and the second signal terminal of the terminal set, two sides of the grounding terminal are respectively provided with the first and second difference signal terminals and the third and fourth difference signal terminals which are respectively arranged at outer sides of the power source terminal and the negative electric grounding terminal, each transmission terminal is respectively provided with a contact face in each terminal groove of the tongue board, the contact faces respectively extend to the other side of the base board to an outer side to form welding sides, so the transmission terminal set is prevented from being influenced by crosstalk interference.

Description

The structure-improved of electric connector

Technical field

The utility model is to provide a kind of structure-improved of electric connector, espespecially by the electric connector be arranged in a plurality of extremal subsets in the hyoplastron of insulating base frame, utilize insulating base frame to wear for terminal group, transmission ends subgroup, and be extended through the central authorities of terminal group with the earth terminal of transmission ends subgroup, reach the purpose of avoiding the transmission ends subgroup to be subject to crosstalk effect.

Background technology

Progress along with electronics technology, many electronics, electric product brings people in work, in life is comfortable and convenient, also cause people more and more to rely on electronics, the use of electric product, application by various electronic signals, operation, control electronics, the running of electric product, carry out, also because various electronics, electric product is constantly improved, creation, various electronics, the use function of electric product, also must constantly be upgraded, replace, application by electronic signal, control electronics, the running of electric product, executive capability, and the speed of electronic signal transmission also constantly promotes, must be by the interface of high-speed transfer, just can meet a large amount of electronic signal transmission speed, the interface of electronic signal transmission, also constantly improvement, innovation, change interface kenel and the quantity of signal transmission, to promote the speed of high-speed transfer electronic signal, also therefore the interface size of transmission electronic signal has been enlarged, become and taken up room also, affect the disappearance of circuit layout, and various electronics, between electric product in order to transmit the interface of electronic signal, also along with computer or notebook computer development trend, the high-speed transmission interface that makes various computer inside also with significantly dwindle, but must consider the signal interference problem that galvanomagnetic effect produces, and generally can affect the Electromagnetic Interference of high-speed transmission interface, be via the power circuit on circuit board haply, signal line etc., transfer to by conductor the conducted interference (Conducted Disturbance) that high-speed transmission interface produces, or be transmitted to the electromagnetic wave form radiation interference (Ra diated Disturbance) that high-speed transmission interface radiation space is on every side caused, separately, along with the transmission speed of high-speed transmission interface significantly promotes, its metallic conduction numbers of terminals increases and is densely distributed, and must be in fixing electric connector size range, carry out the laying of a plurality of metallic conduction terminals, arrange, as easy as rolling off a log because of too approaching between the adjacent metal terminal, or metal terminal has any turnover or bending, and change the outward appearances such as the shape of a plurality of metallic conduction terminals or length, to cause the signal transmission path of a plurality of metallic conduction terminals to extend, improve between each metallic conduction terminal and influence each other, the phenomenon of disturbing, easily cause the path changing of signal transmission and extend, affect the quality variation of signal transmission, and cause the signal in high-velocity electrons signal when transmission to disturb (as electrostatic interference, Electromagnetic Interference, cross-talk between impedance matching or noise jamming or terminals of adjacent etc.), the circuit impedance of high-speed transmission interface and system host plate interface (Z) must be complementary, could effectively reduce electromagnetic interference and noise reduction and disturb meeting under the situation of this condition, make between high-speed transmission interface and system host plate interface correctly to carry out the signal transmission, otherwise the transmission of the signal between high-speed transmission interface and system host plate interface, will produce signal reflex and noise jamming, and then cause the loss of electronic signal, distortion and distortion, cause the quality of frequency range and electronic signal not reach standard, and affect electronic installation (as desktop computer, notes type electricity or panel computer etc.) normal operation.

Therefore, how to solve the problem of the metallic conduction terminal setting of transmit high-speed signals interface between current electronics, electric product, and by the design of the changes such as the shape of a plurality of metallic conduction terminals, length, easily affect the disappearance such as metallic conduction terminal signal transmission quality variation, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place person that research improves.

Therefore, the creator is because above-mentioned problem and disappearance, be to collect related data, via in many ways assessing and considering, and, to engage in the many years of experience of the industry accumulation, via constantly studying and revising, begin to design this kind and can concentrate a plurality of terminals to be arranged adjacent in insulating base frame, maintain the length of a plurality of terminals and signal transmission path etc., can promote the new patent birth survivor of the electric connecter with improved structure of stable signal transmission, tool good signal quality.

Summary of the invention

Main purpose of the present utility model is the structure-improved that is to provide a kind of electric connector, this electric connector is in the base portion of insulating base frame, hyoplastron, can assemble terminal group and transmission ends subgroup, the adjacent first signal terminal of terminal group two, two outsides of secondary signal terminal are respectively equipped with power supply terminal, the negative electricity earth terminal, and each each interface of terminal one side of terminal group is positioned at the accommodation space of hyoplastron, another each welding foot of side extends the base portion outside, and the earth terminal of transmission ends subgroup is arranged in the first signal terminal of terminal group, secondary signal terminal inboard, be provided with the first difference signal terminal in earth terminal two outsides again, the second difference signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal, and be isolated in respectively outside the power supply terminal and negative electricity earth terminal of terminal group, each contact-making surface of a plurality of transmission terminals is positioned at each terminal groove of hyoplastron, another each weld side of side extends to the base portion outside, reach the purpose of avoiding being subject to the cross-talk impact when transmission ends subgroup is carried out the high-frequency signal transmission.

Secondary objective of the present utility model is the structure-improved that is to provide a kind of electric connector, a plurality of terminals of this terminal group, be provided with the interface of opposite arc curvature folding respectively at a side, and by each interface toward another side horizontal-extending, again after oblique extension, be provided with welding foot towards horizontal direction respectively; And a plurality of transmission terminals one side of transmission ends subgroup is respectively equipped with the contact-making surface that enlarges contact area, and the earth terminal of central authorities is extended to another side by contact-making surface and is the body of continuous bending, stretches to edge and towards horizontal direction, be provided with weld side afterwards toward another skew back again, be positioned at first, second difference signal terminal and the 3rd, the 4th difference signal terminal in earth terminal two outsides, fall, be extended with towards another side toward a side angle body that is continuous bending by each contact-making surface respectively, then be provided with weld side towards horizontal direction toward another skew back by each body after extending.

In order to achieve the above object, the utility model provides a kind of structure-improved of electric connector, comprises insulating base frame, terminal group and transmission ends subgroup, wherein:

This insulating base frame is provided with the base portion that a side protrudes out hyoplastron, and the unsettled side surface of hyoplastron that hyoplastron inside is provided with the accommodation space of Openworks shape, adjacent accommodation space is provided with a plurality of terminal grooves;

This terminal group is installed in the pedestal and hyoplastron of insulating base frame, comprise two adjacent first signal terminals, secondary signal terminal, secondary signal terminal and be positioned at the power supply terminal of the another side of first signal terminal, first signal terminal be positioned at the negative electricity earth terminal of the another side of secondary signal terminal relatively relatively, each terminal is respectively equipped with the interface of the accommodation space that is positioned at hyoplastron, and relatively each interface in the another side of a plurality of terminals, be respectively equipped with the welding foot that extends the base portion outside; And

This transmission ends subgroup is assembled in the base portion and hyoplastron of insulating base frame, comprise the first signal terminal that is extended through terminal group, the earth terminal of secondary signal terminal relative inner, be positioned at first difference signal terminal in earth terminal two outsides, secondary signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal, and the first difference signal terminal, the second difference signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal lays respectively at the outside of power supply terminal and the negative electricity earth terminal of terminal group, a plurality of transmission terminals are respectively equipped with the contact-making surface of each terminal groove that is positioned at hyoplastron, and extend to the outside and the adjacent a plurality of weld side that are arranged in each welding foot periphery toward the base portion of the another side of hyoplastron respectively by each contact-making surface.

This insulating base frame is provided with the base portion that a side protrudes out hyoplastron, and hyoplastron inside is provided with Openworks shape and has the accommodation space of separating shaft of rib, and be respectively equipped with the sidewall shaft of rib in accommodation space two outsides of hyoplastron, and the unsettled side surface of the hyoplastron of adjacent accommodation space is provided with a plurality of terminal grooves;

This terminal group is installed in the pedestal and hyoplastron of insulating base frame, comprise two adjacent first signal terminals, secondary signal terminal, secondary signal terminal and be positioned at the power supply terminal of the another side of first signal terminal, first signal terminal be positioned at the negative electricity earth terminal of the another side of secondary signal terminal relatively relatively, each terminal is respectively equipped with the accommodation space that is positioned at hyoplastron and forms the interface of opposite arc curvature folding, and relatively each oppositely interface of bending in the another side of a plurality of terminals, be respectively equipped with oblique extension and extend again the welding foot in the base portion outside towards horizontal direction; And

This transmission ends subgroup is assembled in the base portion and hyoplastron of insulating base frame, comprise the first signal terminal that is extended through terminal group, the earth terminal of secondary signal terminal relative inner, be positioned at first difference signal terminal in earth terminal two outsides, secondary signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal, and the first difference signal terminal, the second difference signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal is the outside that lays respectively at power supply terminal and the negative electricity earth terminal of terminal group, a plurality of transmission terminals are respectively equipped with the contact-making surface that each terminal groove that is positioned at hyoplastron forms enlarged-area, and by the oblique extension of base portion of the past another side of hyoplastron respectively of each contact-making surface, extend to the outside and the adjacent a plurality of weld side that are arranged in each welding foot periphery towards horizontal direction again.

In order to achieve the above object, the utility model provides a kind of structure-improved of electric connector, comprises insulating base frame, terminal group, transmission ends subgroup and shield shell, wherein:

This terminal group is installed in the pedestal and hyoplastron of insulating base frame, comprise two adjacent first signal terminals, secondary signal terminal, secondary signal terminal and be positioned at the power supply terminal of the another side of first signal terminal, first signal terminal be positioned at the negative electricity earth terminal in the secondary signal terminal outside relatively relatively, each terminal is respectively equipped with the interface of the accommodation space that is positioned at hyoplastron, and relatively each interface in the another side of a plurality of terminals, be respectively equipped with the welding foot that extends the another side of base portion;

This transmission ends subgroup is assembled in the base portion and hyoplastron of insulating base frame, comprise the first signal terminal that is extended through terminal group, the earth terminal of secondary signal terminal relative inner, be positioned at first difference signal terminal in earth terminal two outsides, secondary signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal, and the first difference signal terminal, the second difference signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal is the outside that lays respectively at power supply terminal and the negative electricity earth terminal of terminal group, a plurality of transmission terminals are respectively equipped with the contact-making surface of each terminal groove that is positioned at hyoplastron, and extend to the outside and the adjacent a plurality of weld side that are arranged in each welding foot periphery toward the base portion of the another side of hyoplastron respectively by each contact-making surface, and

This shield shell covers the outside at insulating base frame, and has the accommodation space of hollow form in shield shell, and the outer side surface of hyoplastron a plurality of interfaces of one side tool of accommodation space and insulating base frame and contact-making surface forms the grafting space.

The utility model can reach the purpose of avoiding the transmission ends subgroup to be subject to the cross-talk impact.

The accompanying drawing explanation

Fig. 1 is stereo appearance figure of the present utility model.

Fig. 2 is three-dimensional exploded view of the present utility model.

The three-dimensional exploded view that Fig. 3 is the utility model other direction.

The vertical view that Fig. 4 is the utility model terminal group and transmission ends subgroup.

Fig. 5 is side cutaway view of the present utility model (one).

Fig. 6 is side cutaway view of the present utility model (two).

The three-dimensional exploded view that Fig. 7 is the utility model preferred embodiment.

Description of reference numerals: 1-insulating base frame; The 11-base portion; The 12-hyoplastron; The 120-accommodation space; The 1201-inner space; The 1202-inner space; 121-separates shaft of rib; 122-sidewall shaft of rib; The 123-terminal groove; The 2-terminal group; 21-first signal terminal; 22-secondary signal terminal; The 23-power supply terminal; 24-negative electricity earth terminal; The 25-interface; The 26-welding foot; 3-transmission ends subgroup; The 31-earth terminal; 32-the first difference signal terminal; 33-the second difference signal terminal; 34-the 3rd difference signal terminal; 35-the 4th difference signal terminal; The 36-contact-making surface; The 37-body; The 38-weld side; The 4-shield shell; The 40-accommodation space; 401-grafting space; The 5-electric connector; The 51-signal terminal.

Embodiment

For reaching above-mentioned purpose and effect, the technological means that the utility model adopts and structure thereof, the method for enforcement, hereby draw and illustrate with regard to preferred embodiment of the present utility model that in detail its features and functions is as follows, in order to understand fully.

Refer to shown in Fig. 1 to Fig. 6, vertical view, side cutaway view (), side cutaway view (two) for three-dimensional exploded view, terminal group and the transmission ends subgroup of stereo appearance figure of the present utility model, three-dimensional exploded view, other direction, by shown in figure, knowing and find out, electric connector structure of the present utility model comprises insulating base frame 1, terminal group 2 and transmission ends subgroup 3, wherein:

This insulating base frame 1 is to have protruded out hyoplastron 12 in base portion 11 1 sides, and in the accommodation space 120 of establishing intralamellar part and have Openworks shape, and accommodation space 120 central authorities are equipped with separation shaft of rib 121, two outsides have sidewall shaft of rib 122, and accommodation space 120 is separated into to two

inner spaces

1201,1202, then be provided with a plurality of terminal grooves 123 in the hyoplastron 12 unsettled side of another side one surface of relative base portion 11.

The power supply terminal 23 of the another side that this terminal group 2 comprises the first signal terminal 21, the secondary signal terminal 22 that are positioned at central authorities, adjacent arrangement, be positioned at first signal terminal 21 relative secondary signal terminals 22 and be positioned at the negative electricity earth terminal 24 of the another side of secondary signal terminal 22 relative first signal terminals 21, and be respectively equipped with the interface 25 of opposite arc curvature folding in each terminal one side, then by each interface 25 after another side horizontal-extending, be oblique extension and be respectively equipped with welding foot 26 towards horizontal direction.

This transmission ends subgroup 3 comprises and is positioned at central earth terminal 31, be positioned at first difference signal terminal 32 in earth terminal 31 2 outsides, the second difference signal terminal 33 and the 3rd difference signal terminal 34, the 4th difference signal terminal 35, and each transmission terminal one side has respectively the contact-making surface 36 that enlarges contact area, contact-making surface 36 by earth terminal 31 is extended with the body 37 of continuous bending toward another side again, and the body 37 of earth terminal 31 is provided with weld side 38 towards horizontal direction toward another skew back again after extending, separately in first, the second

difference signal terminal

32, 33 contact-making surface 36 corners, right side, be provided with respectively the body 37 of continuous bending toward another side, each body 37 is respectively equipped with weld side 38 towards horizontal direction toward another skew back respectively after extending, the and the 3rd, the 4th difference signal terminal 34, each contact-making surface 36 of 35 extends the body 37 of continuous bending toward another side respectively at the corner, right side, and each body 37 is respectively equipped with weld side 38 towards horizontal direction toward another skew back respectively again after extending.

Above-mentioned each member is in being assembled in, it is the base portion 11 that utilizes insulating base frame 1, hyoplastron 12 supplies respectively terminal group 2, transmission ends subgroup 3 wears, respectively by each terminal of terminal group 2 with each interface 25, be arranged in respectively two inner spaces 1201 of the accommodation space 120 of

hyoplastron

12, 1202, can supply first signal terminal 21, the interface 25 of power supply terminal 23, unsettled extending in inner space 1201 respectively, and secondary signal terminal 22, the interface 25 of negative electricity earth terminal 24, unsettled extending in inner space 1202 respectively, and the welding foot 26 of the another side of each terminal extends to respectively base portion 11 outsides, again in the separation shaft of rib 121 of the accommodation space 120 of base portion 11 and hyoplastron 12, earth terminal 31 for transmission ends subgroup 3 penetrates, and be subject to separating shaft of rib 121 and coat, body 37 for earth terminal 31 passes the first signal terminal 21 of terminal group 2, secondary signal terminal 22 relative inner centre positions, and each sidewall shaft of rib 122 of accommodation space 120 2 sides of hyoplastron 12, supply respectively the first difference signal terminal 32 of transmission ends subgroup 3, the second difference signal terminal 33 and the 3rd difference signal terminal 34, the 4th difference signal terminal 35, be located in respectively in two sidewall shafts of rib 122, and for the first difference signal terminal 32, the second difference signal terminal 33 and the 3rd difference signal terminal 34, the 4th difference signal terminal 35, lay respectively at the outside of power supply terminal 23 and the negative electricity earth terminal 24 of terminal group 2, and the contact-making surface 35 of each transmission terminal extends to respectively in each terminal groove 123 that is positioned hyoplastron 12 1 side surfaces, and each body 37 of confession transmission ends subgroup 3, be located in respectively again the separation shaft of rib 121 of hyoplastron, two sidewall shaft of rib 122 inside, and each weld side 38 of another side is extended respectively base portion 11 outsides, and be located in respectively 26 of a plurality of welding foots of each terminal group 2 for each weld side 38, supply a plurality of welding foots 26, a plurality of weld side 38 are in base portion 11 outsides, be respectively coplanar being arranged in parallel, to utilize

insulating base frame

1, 3 groups of terminal group 2 and transmission ends subgroups form electric connector of the present utility model.

And by insulating base frame 1, the electric connector that terminal group 2 and transmission ends subgroup 3 form, can be the mother socket (also can be for plug) that meets universal serial bus (USB3 ﹒ 0) dimensions (or electric connector of other pattern specifications), and can be in the outside suit shield shell 4 of insulating base frame 1, accommodate the base portion 11 of insulating base frame 1 by the inner accommodation space 40 of shield shell 4, hyoplastron 12, and in a plurality of terminal grooves 123 of hyoplastron 12 and each contact-making surface 36 outsides of transmission ends subgroup 3, it is the inner grafting space 401 that forms default specification of accommodation space 40 with shield shell 4, the dimensions ［ as universal serial bus (USB3 ﹒ 0) ］ that can meet predetermined mother socket electric connector (also can be the public plug pattern), default electric connector for relative pattern is relatively electrically grafting.

Referring to shown in Fig. 2 to Fig. 7, is three-dimensional exploded view of the present utility model, the three-dimensional exploded view of other direction, the vertical view of terminal group and transmission ends subgroup, side cutaway view (one), side cutaway view (two), the three-dimensional exploded view of preferred embodiment, by shown in figure, knowing and find out, electric connector of the present utility model is in practical application, during enforcement, can utilize the hyoplastron 12 and the inner formed grafting of shield shell 4 space 401 of insulating base frame 1, relatively peg graft for the default electric connector 5 of relative pattern, and each interface 25 of the terminal group 2 of utilizing hyoplastron 12 to wear, each contact-making surface 36 of transmission ends subgroup 3, be electrical contact with each signal terminal 51 of default electric connector 5 respectively, and when carrying out electronic signal transmission, utilizes the earth terminal 31 of transmission ends subgroup 3 to be located in the first signal terminal 21 of terminal group 2, secondary signal terminal 22 inboards, and can be by first signal terminal 21, power supply terminal 23, the first difference signal terminal 32, the second difference signal terminal 33 and secondary signal terminal 22, negative electricity earth terminal 24, the 3rd difference signal terminal 34, the 4th difference signal terminal 35 etc., separated separation shaft of rib 121 2 sides at hyoplastron 12, and for the first difference signal terminal 32, the second difference signal terminal 33 and the 3rd difference signal terminal 34, each body 37 of the 4th difference signal terminal 35, lay respectively at the outside of power supply terminal 23 and the negative electricity earth terminal 24 of terminal group 2, can reduce the phenomenon that produces the mutual interference of electronic signal phase between each terminal and each transmission terminal, and in the first difference signal terminal 32 of transmission ends subgroup 3, the second difference signal terminal 33 and the 3rd difference signal terminal 34, when the 4th difference signal terminal 35 grades are carried out the high-frequency signal transmission, avoid being subject to being positioned at the impact of central earth terminal 31, produce the cross-talk phenomenon, more stable being transmitted for electronic signal.

Moreover, each interface 25 of terminal group 2, to be respectively the moulding of opposite arc curvature folding mode in each terminal one side, have good flexibly support, the electrical contact effect, each transmission terminal one side of transmission ends subgroup 3 is the contact-making surface 36 of moulding enlarged-area respectively, also there is good electrical contact function, come in contact the advantages such as bad phenomenon, the unsettled situation generation of reduction electronic signal transmission in the time of can reducing electrical contact, and by each contact-making surface 36 respectively towards lateral angle fall to another side extend be trapezoidal shape continuously each body 37 of body 37(of bending also can be undulate, arc is curved, rectangle or several shape or rule of closing, the continuous bending Design Mode of the shape such as irregular), in can the size range set at the hyoplastron 12 of insulating base frame 1, concentrate and wear terminal group 2 and transmission ends subgroup 3, and by each continuous bending body 37 of transmission ends subgroup 3, the separation shaft of rib 121 that is located in hyoplastron 12 that can be more firm and two sidewall shaft of rib 122 inside, and be subject to the isolation of power supply terminal 23 and negative electricity earth terminal 24, form and center-point earth terminal 31 separation states, can avoid being subject to the interference effect of earth terminal 31, and in the first difference signal terminal 32, the second difference signal terminal 33 and the 3rd difference signal terminal 34, when the 4th difference signal terminal 35 grades are carried out the high-frequency signal transmission, avoid producing the cross-talk phenomenon, can supply the stable transfer electronic signal.

Therefore, the foregoing is only preferred embodiment of the present utility model, non-so limit to the scope of the claims of the present utility model, electric connector of the present utility model, for base portion 11 and the hyoplastron 12 that utilizes insulating base frame 1, for terminal group 2 and transmission ends subgroup 3, wear respectively, and the earth terminal 31 that transmission ends subgroup 3 is positioned at middle position is located in the first signal terminal 21 of terminal group 2, secondary signal terminal 22 inboards, and separated the separation shaft of rib 121 2 side inner spaces 1201 at hyoplastron 12, in 1202, the first difference signal terminal 32 of transmission ends subgroup 3, the second difference signal terminal 33 and the 3rd difference signal terminal 34, the 4th difference signal terminal 35, lay respectively at the outside of power supply terminal 23 and the negative electricity earth terminal 24 of terminal group 2, can reach and utilize earth terminal 31 by terminal group 2, transmission ends subgroup 3 is separated in hyoplastron 12 2 sides, when the carry high frequency electronic signal, can avoid being subject to the purpose that earth terminal 32 impacts produce the phenomenon of cross-talk, more can be by each interface 25 of terminal group 2 anti-arc curvature folding mode, each contact-making surface 36 of transmission ends subgroup 3 is the contact area mode that enlarges, relative with default electric connector 5 while electrically pegging graft, can there is good electrical contact effect, therefore such as can reach the structure of aforementioned effect, device is contained by the utility model all should, this kind of simple and easy modification and equivalent structure change, all should in like manner be contained in the scope of the claims of the present utility model, close and give Chen Ming.

Therefore, the utility model is for to be designed mainly for electric connector structure, to utilize the insulating base frame of electric connector in base portion, hyoplastron inside, wear respectively terminal group and transmission ends subgroup, and for the earth terminal of transmission ends subgroup, be located in the separation shaft of rib of accommodation space central authorities of hyoplastron, with the first signal terminal by terminal group, power supply terminal and secondary signal terminal, the negative electricity earth terminal is separated in the inner space of hyoplastron two sides, again other transmission terminals of transmission ends subgroup are separated in hyoplastron two sidewall shafts of rib, for the first difference signal terminal, the second difference signal terminal and the 3rd difference signal terminal, the 4th difference signal terminal, lay respectively at the outside of power supply terminal and the negative electricity earth terminal of terminal group, and when electric connector is electrically pegged graft with the default electric connector of relative pattern, separate terminal group and transmission ends subgroup and can reach by earth terminal, while reducing each terminal and each transmission terminal carry high frequency electronic signal, avoiding being subject to earth terminal impact generation cross-talk phenomenon is main key protection point, reduce the interference such as noise with power-feed connector, but stable transfer electronic signal, each interface by terminal group is opposite arc curvature folding again, each transmission terminal contact-making surface is for enlarging the design of contact area, be only to make terminal group and transmission ends subgroup produce the advantage of good electrical contact effect, and when the transmission electronic signal, can avoid the situation that produces loose contact to occur, only, the foregoing is only preferred embodiment of the present invention, non-so limit to the scope of the claims of the present invention, therefore such as use simple and easy modification and the equivalent structure that specification of the present invention and graphic content are done to change, all should in like manner be contained in the scope of the claims of the present invention, close and give Chen Ming.

In sum, the structure-improved of the electric connector that the utility model is above-mentioned is in implement, while using, for really reaching its effect and purpose, therefore the utility model is really the research and development of a practicality excellence, for meeting the application important document of new patent, file an application in accordance with the law.

Claims

1. the structure-improved of an electric connector, is characterized in that, comprises insulating base frame, terminal group and transmission ends subgroup, wherein:

2. the structure-improved of an electric connector, is characterized in that, comprises insulating base frame, terminal group and transmission ends subgroup, wherein:

3. the structure-improved of an electric connector, is characterized in that, comprises insulating base frame, terminal group and transmission ends subgroup, wherein:

4. the structure-improved of an electric connector, is characterized in that, comprises insulating base frame, terminal group, transmission ends subgroup and shield shell, wherein: