CN207320486U

CN207320486U - Electric connector and its component

Info

Publication number: CN207320486U
Application number: CN201721494476.0U
Authority: CN
Inventors: 田立春; 曾铁武
Original assignee: Wenzhou Yihua Connector Co Ltd
Current assignee: Wenzhou Yihua Connector Co Ltd
Priority date: 2017-11-10
Filing date: 2017-11-10
Publication date: 2018-05-04
Anticipated expiration: 2027-11-10

Abstract

A kind of electric connector, it includes plastic body and installed in intrinsic terminal assemblies, the terminal assemblies are formed by some terminal modules are laterally stacked in left-right direction, the metal terminal row and forming covered that each terminal module includes being vertically arranged are in the insulating trip outside each row metal terminal, each insulating trip has lower edge and the leading edge vertical with lower edge, metal terminal extends to leading edge from lower edge and exceeds leading edge, the metal terminal has docking section respectively, pin portion and the pars intermedia being connected between docking section and pin portion, pars intermedia is embedded in insulating trip, if insulating trip is respectively equipped with capable person's metal terminal on the left and right sides along the pars intermedia position of metal terminal exposes mounting hole in air, and the groove extended respectively along pars intermedia positioned at mounting hole both sides, the electric connector can more stably transmit high-frequency signal.

Description

Electric connector and its component

Technical field

It the utility model is related to communication transfer field, more particularly to the electric connector and its component of a kind of high-speed transfer.

Background technology

In big data communication times, either optical cable connection or cable connection, all there is higher and higher want to connector Ask, for example the transmission rate of High speed rear panel connector can exceed 100GHz, at this time among connector, the length of metal terminal The material that the plastic part of the spacing of degree, width and fixed structure, Difference signal pair and shield terminal and fixed metal terminal is selected The transmission rate for causing back panel connector is all affected by the trickle change of any one parameter such as material and thickness.In fact, The high-speed that excessive connection function is played between cable and circuit board, between circuit board and circuit board, between cable and cable connects Connecing device can all make entirely to pass there are the problem of an impedance matching, how rightly to adjust the impedance of a connector in design Defeated system reaches optimal cooperative effect, so reduce because connector it is excessive caused by loss be study in the industry it is relatively more Problem, but all the time without preferable solution.

One kind as disclosed by the Chinese invention granted patent the CN104022402Bth of on 2 8th, 2017 bulletins is electrically connected Device is connect, it in perpendicular by adjusting the spacing between two conducting terminals, and two ends of reduction on vertically reversely The thickness of insulating materials between son adjusts the overall impedance problem of electric connector, to reaching high-frequency transmission rate stabilization Connector, but be subject to processing the influence of technique, the manufacture difficulty of the electric connector is larger, therefore for resistance matching problem, The manufacture cost of high speed connector remains high always.

Utility model content

Ensure that signal stabilization is reliable in high rate data transmission the technical problem to be solved by the present invention is to provide one kind Electric connector.

Technical problem to be solved in the utility model is achieved through the following technical solutions：A kind of be electrically connected is provided Device, it includes plastic body and the terminal assemblies in plastic body, and the terminal assemblies are left by some terminal modules edge The laterally stacked formation of right direction, the metal terminal row and forming covered that each terminal module includes being vertically arranged are in outside metal terminal Insulating trip, each insulating trip have lower edge and the leading edge vertical with lower edge, and metal terminal extends to leading edge from lower edge and exceeds leading edge, The metal terminal has docking section, pin portion and the pars intermedia being connected between docking section and pin portion respectively, and the pars intermedia buries In insulating trip, if the insulating trip is respectively equipped with capable person's metal end on the left and right sides along the pars intermedia position of metal terminal Son exposes the mounting hole in air and the groove extended respectively along pars intermedia positioned at mounting hole both sides, and the groove is with consolidating Determine to be equipped with the boss for being used for balanced impedance between hole.

Further, if the insulating trip is equipped with the both sides up and down of the pars intermedia of metal terminal extends transversely through insulating trip Dry sleeve configuration straight slot, the straight slot are set parallel to the length direction of metal terminal.

Further, on the length direction parallel to metal terminal, reinforcing portion is equipped between two neighboring straight slot, it is described Reinforcing portion mutually staggers with mounting hole position along the length direction of metal terminal.

The technical problems to be solved in the utility model also resides in offer one kind and ensures that signal stabilization can in high rate data transmission The electric coupler component leaned on.

Technical problem to be solved in the utility model is achieved through the following technical solutions：A kind of electric connector is provided Component, it includes the housing equipped with interface frame, mating frame mouth, the electric connector being installed in housing and the screen on interface frame, mating frame mouth Cover shrapnel, the electric connector includes plastic body and the terminal assemblies in plastic body, if the terminal assemblies by The laterally stacked formation in left-right direction of dry end submodule group, each terminal module include the metal terminal row being vertically arranged and forming covered There is lower edge and the leading edge vertical with lower edge, metal terminal to prolong from lower edge for insulating trip outside each row metal terminal, each insulating trip Extend leading edge and exceed leading edge, the metal terminal has docking section, pin portion and is connected between docking section and pin portion respectively Pars intermedia, the pars intermedia are embedded in insulating trip, and the insulating trip is on the left and right sides along the pars intermedia position of metal terminal If it is respectively equipped with capable person's metal terminal to expose the mounting hole in air and positioned at mounting hole both sides respectively along pars intermedia extend Groove, between the groove and mounting hole be equipped with for balanced impedance boss.

Further, the interface frame, mating frame mouth of the housing is rectangle, shielding shrapnel by two it is centrosymmetric it is upper shielding pieces and It is lower shielding piece form and is respectively arranged on interface frame, mating frame mouth, it is described it is upper shielding shrapnel and it is lower shielding shrapnel be respectively have long side and The L-shaped of short side.

Further, some clamping shrapnels are respectively equipped with the upper shielding shrapnel and lower shielding shrapnel, the housing Frame mouth is equipped with the support slot of some collecting clamping shrapnels.

Compared with prior art, electric connector and its component provided by the utility model have the impedance adjustment more optimized Structure is to provide more stable transmission rate.

Brief description of the drawings

Fig. 1 is the stereogram for the electric coupler component for meeting the utility model.

Fig. 2 is the optical cable of electric coupler component shown in Fig. 1.

Fig. 3 is the exploded view at another visual angle of electric coupler component shown in Fig. 2.

Fig. 4 is the stereogram of electric connector shown in Fig. 1.

Fig. 5 is the front view of electric connector plastic body shown in Fig. 4.

Fig. 6 is the stereogram of electric connector plastic body shown in Fig. 4.

Fig. 7 is the stereogram at another visual angle of electric connector plastic body shown in Fig. 6.

Fig. 8 is the optical cable of electric connector shown in Fig. 4.

Fig. 9 is the exploded view at another visual angle of electric connector shown in Fig. 8.

Figure 10 is the further exploded view at another visual angle of electric connector shown in Fig. 9.

Figure 11 is the stereogram of the first terminal module shown in Fig. 8.

Figure 12 is the stereogram of the first terminal module opposite side shown in Figure 11.

Figure 13 is the stereogram at another visual angle of the first terminal module shown in Figure 11.

Figure 14 is the partial enlarged view in the first terminal modules A region shown in Figure 13.

Figure 15 is the partial enlarged view in the first terminal module D regions shown in Figure 13.

Figure 16 is the stereogram at another visual angle of the first terminal module shown in Figure 12.

Figure 17 is the partial enlarged view of the first terminal module B area shown in Figure 16.

Figure 18 is the stereogram of insulating trip in the first terminal module shown in Figure 11.

Figure 19 is the stereogram of conducting end subgroup in the first terminal module shown in Figure 11.

Figure 20 is the front view of electric connector shown in Fig. 4.

Figure 21 is sectional view of the electric connector shown in Figure 20 along line C-C.

Embodiment

As shown in Figs. 1-3, the utility model electric coupler component 1000 to be disclosed includes electric connector 100, is used for The housing 70 and the shielding shrapnel 80 installed in the periphery of 70 interface frame, mating frame mouth of housing 701 of cladding and fixed installation electric connector 100.Institute Stating electric connector 100 includes the plastic body 60 with storage space 601, and the terminal group in storage space 601 Part 10.The 70 generally use metal material casting of housing, has preferable hardness to protect electric connector 100, and And the effect of antinoise signal interference can be produced.

The housing 70 rearward be equipped with one be used for install electric connector 100 mounting portion 702 and it is forward be equipped with one it is right Frame mouth 701 is connect, in the vertical direction offers mounting groove 7021 in mounting portion 702, and mounting groove 7021 is used for being arranged on plastics Flank 64 on body 60 coordinates, to fix electric connector 100.Depression is equipped with some on the perisporium 704 of the interface frame, mating frame mouth 701 Support slot 703, for installing fixed foregoing shielding shrapnel 80, housing 70 is equipped with some installation feet 71, on the installation foot 71 Through equipped with mounting hole 710, electric coupler component 1000 can be fixedly installed in outside by the screw (not shown) through mounting hole 710 On portion's circuit board (not shown).Preferably, the side of the housing 70 is equipped with some ventilation holes 72, and ventilation hole 72 is conducive to dissipate Heat.The shielding shrapnel 80 is crowded around and formed by the upper shielding shrapnel 81 of L-shaped and the lower shielding shrapnel 82 of L-shaped, the upper shielding bullet Piece 81 and lower shielding shrapnel 82 have respectively to be made the base portion 801 of clip like by thin sheet of metal bending and is locally prolonged from base portion The shrapnel 802 stretched, the base portion 801 of the clip like are equipped with some notches (non-label), upper shielding shrapnel 81 and lower screen Cover shrapnel 82 and correspond to the position of foregoing support slot 703 on notch respectively and be equipped with some clamping shrapnels 803.

As shown in Fig. 4 and Figure 20, the plastic body 60 of the electric connector 100 is equipped with docking tongue 63, the docking tongue Parallel on 63 to offer the first docking groove 61 and the second docking groove 62, first docking groove 61 leads to respectively with the second docking groove 62 Cross some terminal grooves 6350 and penetrate through foregoing storage space 601, therefore after terminal assemblies 10 are inserted into plastic body 60 from back to front, It is incorporated in the first docking groove 61 and the second docking groove 62, with docking connection metal terminal portion in terminal assemblies 10 Signal transmission is realized after device matching (not shown).Some notches 603 are additionally provided with the plastic body 60, notch 603 is used to pacify Fill terminal assemblies 10.

As shown in Fig. 5-20, terminal assemblies 10 are by some groups of the first terminal modules 11, Second terminal module 12 and shielding end The laterally stacked formation successively of submodule group 13, the adjacent metal terminal cross arrangement of the first terminal module 11 and Second terminal module 12 Formed some to Difference signal pair, shield terminal module 13 is equally made of metal terminal arrangement, with form shield screen and point It is not arranged between each Difference signal pair.

The first terminal module 11 includes integrally formed first group of signal terminal, 31,32,33,34 and first insulating trip 21, first group of signal terminal 31,32,33,34 is vertically arranged into a row, and has docking section 312 respectively, and 322,332, 342nd, the pars intermedia 314 of pin portion 311,321,331,341 and connection therebetween, 324,334,344, the pars intermedia 314,324,334,344 local widenings are equipped with holding parts

313,323,333,343.In the present embodiment, first group of signal terminal 31,32,33,34 is also close to pin The one end in portion 311,321,331,341 is equipped with those widened sections 315,325,335,345；And close to docking section

312,322,332,342 one end is equipped with offset portion 310,320,330,340.Offset portion 310,330 is to side band The dynamic overall lateral shift in docking section 312,332, offset portion 320,340 drive docking section 322,342 overall laterally inclined to opposite side Move, therefore first group of signal terminal 31,32,33,34 in the first insulating trip 21 is generally aligned in the same plane, but its docking section 312, 322,332,342 form two row, respectively in two other plane on the both sides parallel with aforesaid plane, i.e. first group of signal Mutual stagger setting after two docking sections 312,322 in terminal 31, with first group of signal terminal 32 transversely deviate.Described One group of signal terminal

Each metal terminal in 31,32,33, the 34 metal terminal row formed gradually shortens from top to bottom, the those widened sections 315,325,335,345 length gradually shortens and shortens with metal terminal.

The Second terminal module 12 includes integrally formed second group of signal terminal, 41,42,43,44 and second insulating trip 22,31,32,33,34 structures of described second group of signal terminal, 41,42,43,44 and the first groups of signal terminals are identical, equally have Docking section (non-label), pars intermedia (non-label) and pin portion (non-label) and those widened sections (non-label), but the folding of its those widened sections Curved direction is opposite so that 311,321,331,341 and the second groups of the pin portion signal terminal of first group of signal terminal 31,32,33,34 41,42,43,44 pin portion 411,421,431,441 mutually staggers, to facilitate the welding of electric connector 100 and the external circuit board.

The shield terminal module 13 includes integrally formed 51,52,53,54 and the three insulating trip 23 of shield terminal, institute It is identical to state shield terminal 51,52,53,54 and the first groups of signal terminals, 31,32,33,34 structures, still (is not marked with docking section Number), pars intermedia (non-label) and pin portion (non-label), simply in the position of those widened sections (non-label) local widening in the width direction It is not located at towards any Edge Bend, 511,521,531,541 projection in the horizontal of pin portion of shield terminal 51,52,53,54 Pin portion 311,321,331,341 and pin portion

411,421,431,441 centre.

3rd insulating trip 23 of the shield terminal module 13 is equipped with the ear 133 coordinated with foregoing notch 603, described The upper end of ear 133 is wider than lower end, electric connector 100 assembling when by the first terminal module 11, Second terminal module 12 and It is a small group that shield terminal module 13 is laterally stacked successively, then by 133 alignment notch 603 of ear, under the guiding of notch 603 By in the storage space 601 of terminal module (non-label) the insertion plastic body 60 of this small group.At this time, foregoing each metal terminal Docking section be contained in respectively be arranged on the first docking groove 61 and the second docking groove both sides about 62 some isolation channels 635 work as In.Preferably, the 3rd insulating trip 23 is also molded in the side being oppositely arranged with leading edge 215 is embedded with sheet metal 15, by institute It can be realized preferably with bit mask effect after having 15 electrical communication of sheet metal on the 3rd insulating trip 23.

Be respectively equipped between first docking groove, 61 and second docking groove 62 and storage space 601 first partition 610 and Second partition 620, first partition 610 are equipped with the first through hole 631 for allowing docking section 312 to pass through and allow docking section 322 the second through holes 632 passed through, second partition 620 are equipped with the third through-hole 633 for allowing docking section 332 to pass through and permit Perhaps the fourth hole 634 that docking section 342 passes through, the first through hole 631 also allow second group of adjacent signal terminal 41 at the same time Docking section (non-label) by the way that to form a pair of of difference signal terminal pair, second through hole 632 also allows adjacent at the same time The docking section (non-label) of second group of signal terminal 42 is by form second pair of difference signal terminal pair, the third through-hole 633 also allow the docking section (non-label) of second group of adjacent signal terminal 43 by form the 3rd pair of differential signal end at the same time Son is right, and the fourth hole 634 also allows the docking section (non-label) of second group of adjacent signal terminal 44 by with shape at the same time Into the 4th pair of difference signal terminal pair.Therefore, the first through hole 631, the second through hole 632, third through-hole 633 and fourth hole A pair of of difference signal terminal pair is accommodated in 634 respectively.Local prominent extension is equipped with isolation part among the first through hole 631 6310, isolation part 6310 is by the docking section of the docking section 312 of first group of signal terminal 31 and second group of adjacent signal terminal 41 From intermediate isolating, the first through hole 631 is additionally provided with gap 6311 in the lower section of isolation part 6310, so that believing per a pair of difference There is air communication between number terminal, achieve the purpose that to adjust impedance whereby.Other second through holes 632, third through-hole 633 and Four through holes 634 are again provided with isolation part (non-label), but the extension of the isolation part in the two neighboring through hole of in the vertical direction Direction is opposite.Preferably, the first through hole 631, the second through hole 632, third through-hole 633 and fourth hole 634 are respectively recessed Font, first through hole 631 and the concave shape of third through-hole 633 are opening up；The character cut in bas-relief of second through hole 632 and fourth hole 634 Shape is opening down.Due to difference signal terminal in concave shape through hole without other isolated materials, the work of adjustment impedance can be reached With.In addition, the first shield opening 651 for accommodating shield terminal 51 and passing through is equipped with the side of first through hole 631；In the second through hole 632 side, which is equipped with, accommodates the secondary shielding hole 652 that shield terminal 52 passes through；It is equipped with to accommodate in the side of third through-hole 633 and shields Cover the 3rd shield opening 653 that terminal 53 passes through；The 4th screen for accommodating shield terminal 54 and passing through is equipped with the side of fourth hole 634 Cover hole 654.

Since the first insulating trip 21, the second insulating trip 22 and 23 structure of the 3rd insulating trip are identical, their effect is to adopt The relative position of metal terminal is fixed with integrally formed technique, therefore detailed Jie only is done to the first insulating trip 21 hereinafter Continue.First insulating trip 21 is flake, has the first side 211 and second side 212 being oppositely arranged, and lower edge 214 and leading edge 215.Prolong from leading edge 215 docking section 312,322,332,342 of first group of signal terminal 31,32,33,34 Stretching out the first insulating trip 21, the first insulating trip 21 extends from lower edge 214 in pin portion 311,321,331,341, pars intermedia 314, 324,334,344 are embedded in still local among the first insulating trip 21 expose in air.

Preferably, the both sides insulating materials of the pars intermedia 314,324,334,344 of first group of signal terminal 31,32,33,34 Excavated by local to form some grooves 204, i.e. in being corresponded in the first side 211 and second side 212 of the first insulating trip 21 Between the position in portion 314,324,334,344 be respectively equipped with some grooves 204, and then reduce first group of signal end being disposed adjacent The thickness of insulating materials between son 31 and second group of signal terminal 42, since the width of those widened sections 315,325,335,345 will More than the other parts of pars intermedia 314,324,334,344, therefore the groove most in those widened sections 315,325,335,345 204 are partially exposed to those widened sections 315,325,335,345 in air, and because those widened sections 315,325,335,345 Length gradually shortens, therefore the area of exposure is also gradually reduced.Thereby reach adjustment electric connector 100 in differential signal it Between crosstalk and impedance matching purpose.

Meanwhile first is additionally provided with some sleeve configuration straight slots through first side 211 and second side 212 on insulating trip 21 203, the straight slot 203 is set parallel to groove 204.On the length direction parallel to metal terminal 31, two neighboring straight slot Reinforcing portion 2031 is equipped between 203.Straight slot 203 can save material and be conducive to the heat dissipation inside electric connector 100.In order to Meet the requirement of moulding process, first insulating trip 21 first group of signal terminal 31,32,33,34 pars intermedia 314, The mounting hole 202 for exposing first group of signal terminal 31,32,33,34, mounting hole are locally equipped with 324,334,344 position 202 when be due to that pillar (not shown) in molding die grips metal terminal, and the insulating materials of fusing can not It is filled into pillar and is formed, the reinforcing portion 2031 is with 202 position of mounting hole mutually along the length direction of metal terminal 31 On stagger, between the groove 204 and mounting hole 202 be equipped with for balanced impedance boss (non-label), it is preferable that it is described convex Platform is concordant with the first side 211 and second side 212 of the first insulating trip 21 respectively.Further, first insulating trip 21 Some lower edge grooves 2140 in anteroposterior direction across each metal terminal respectively, the lower edge groove 2140 are equipped with also on lower edge 214 It is correspondingly arranged near the pin portion 311,321,331,341 of first group of signal terminal 31,32,33,34, and lower edge groove 2140 exists The both sides of first group of signal terminal 31,32,33,34 extend through the first insulating trip 21 and are equipped with lower marginal pore 201.Preferably, lower edge The area of groove 2140 is gradually shortening and broaden with metal terminal.

It is not difficult to draw, the utility model reduces metal end to the greatest extent to realize that the transmission performance of electric connector 100 maximizes The isolation material on sub- periphery, however, to ensure that the firmness of metal terminal, the those widened sections 315,325,335,345 is opposite Widen, and then increase insulating materials cladding area.

On the other hand, docking section 312,322,332,342 from leading edge 215 extend the first insulating trip 21 after in hanging State, after being the frequent grafting of butt connector, easily opens deformation, in order to reinforce docking section 312,322,332,342, and it is described First insulating trip 21 local extend forward along metal terminal on the basis of leading edge 215 is equipped with strengthening portion 213.Amplified reinforcement Portion 213 is as shown in Figure 14 and Figure 17, and docking section 312 and docking section 322 are fixed as one group by strengthening portion 213 respectively, by docking section 332 are fixed as one group with docking 342, since the effect of strengthening portion 213 is the root of reinforcement docking section 312,322,332,342 Prevent metal terminal from deforming, in order to reduce the insulating materials on metal terminal periphery, be equipped between strengthening portion 213 and leading edge 215 Waist 2130, the both sides of the waist 2130 are respectively by the pars intermedia 314,324 and the first of first group of signal terminal 31,32 The part of pars intermedia 334,344 of group signal terminal 33,34, which is exposed, facilitates injection mold to be clamped in forming plastic cement respectively Metal terminal, while the front end of strengthening portion 213 coats each pair of metal terminal along in the circumferential direction of metal terminal completely.In addition, it is The material caused by the offset that offset portion 310,320,330,340 brings docking section 312,322,332,342 is solved to thicken Problem, the opposite direction in offset direction is equipped with strengthening portion 213 and is equipped with step, i.e. pair in first group of signal terminal 31 successively Socket part 312 is equipped with first step 2131, and second step 2132 is equipped with docking section 322, and the 3rd is equipped with docking section 332 Step 2133, and the 4th step 2134 is equipped with docking section 342.The first step 2131, second step the 2132, the 3rd 2133 and the 4th step 2134 of step does not reduce material on docking section 312,322,332,342 Impact direction, therefore Reduce the cross-interference issue between adjacent metal terminal pair while ensure that metal terminal root intensity again and save material.

As shown in Figure 19 to Figure 21, setting is mutually drawn close in docking section 312,322 in front end, after butt connector insertion, 312,322 stress of docking section is opened towards above-below direction, and foregoing strengthening portion 213 sets to strengthen the strength of metal terminal root Put, in the embodiment of the utility model, each metal terminal extends forward from storage space 601 respectively, each by terminal groove Enter after 6350 in docking groove, rake 630 is equipped with the roof of terminal groove 6350, rake 630 is leaned on towards docking section 312 Hold together direction inclination, open amplitude to achieve the purpose that to limit docking section 312, prevent the docking section 312 of metal terminal improper Transition deformation when insertion, meanwhile, the rake 603 is tilted with the inclination of docking section 312 so that is extended beyond and is added The top gap of the metal terminal in strong portion 213 is consistent size as far as possible, avoids the fluctuation for causing impedance, is conducive to high frequency letter Number stablize transmission.Similarly, the top of docking section 332, the lower section of docking section 322,342 terminal groove 6350 in also be provided with Towards the inclined rake of metal terminal wrap direction (not shown), and then realize from each docking section 312,322 of comprehensive limitation, 332,342 scope of activities, similarly, second group of signal terminal 41,42,43,44 and shield terminal 51,52,53,54 Rake (not shown) is again provided with docking section, prevents each metal terminal from deforming, and then improve the plug of electric connector 100 Service life.

The first terminal module 11 includes integrally formed first group of signal terminal, 31,32,33,34 and first insulating trip 21, first group of signal terminal 31,32,33,34 is vertically arranged into a row, and has docking section 312 respectively, and 322,332, 342nd, the pars intermedia 314 of pin portion 311,321,331,341 and connection therebetween, 324,334,344, the pars intermedia 314,324,334,344 local widenings are equipped with holding parts 313,323,333,343.In the present embodiment, first group of signal Terminal 31,32,33,34 is also equipped with those widened sections 315,325,335,345 in one end close to pin portion 311,321,331,341；And Offset portion 310,320,330,340 is equipped with one end close to docking section 312,322,332,342.Offset portion 310,330 to one Side drives the overall lateral shift in docking section 312,332, and offset portion 320,340 drives docking section 322,342 overall horizontal to opposite side To offset, therefore first group of signal terminal 31,32,33,34 in the first insulating trip 21 is generally aligned in the same plane, but its docking section 312,322,332,342 form two row, respectively in two other plane on the both sides parallel with aforesaid plane, i.e., first group Mutual stagger setting after two docking sections 312,322 in signal terminal 31, with first group of signal terminal 32 transversely deviate.Institute Each metal terminal stated in the metal terminal row that first group of signal terminal 31,32,33,34 is formed gradually shortens from top to bottom, institute State the length of those widened sections 315,325,335,345 gradually shortening and shorten with metal terminal.

The shield terminal module 13 includes integrally formed 51,52,53,54 and the three insulating trip 23 of shield terminal, institute It is identical to state shield terminal 51,52,53,54 and the first groups of signal terminals, 31,32,33,34 structures, still (is not marked with docking section Number), pars intermedia (non-label) and pin portion (non-label), simply in the position of those widened sections (non-label) local widening in the width direction It is not located at towards any Edge Bend, 511,521,531,541 projection in the horizontal of pin portion of shield terminal 51,52,53,54 Pin portion 311,321,331,341 and the centre in pin portion 411,421,431,441.

Be respectively equipped between first docking groove, 61 and second docking groove 62 and storage space 601 first partition 610 and Second partition 620, first partition 610 are equipped with the first through hole 631 for allowing docking section 312 to pass through and allow docking section 322 the second through holes 632 passed through, second partition 620 are equipped with the third through-hole 633 for allowing docking section 332 to pass through and permit Perhaps the fourth hole 634 that docking section 342 passes through, the first through hole 631 also allow second group of adjacent signal terminal 41 at the same time Docking section (non-label) by the way that to form a pair of of difference signal terminal pair, second through hole 632 also allows adjacent at the same time The docking section (non-label) of second group of signal terminal 42 is by form second pair of difference signal terminal pair, the third through-hole 633 also allow the docking section (non-label) of second group of adjacent signal terminal 43 by form the 3rd pair of differential signal end at the same time Son is right, and the fourth hole 634 also allows the docking section (non-label) of second group of adjacent signal terminal 44 by with shape at the same time Into the 4th pair of difference signal terminal pair.Therefore, the first through hole 631, the second through hole 632, third through-hole 633 and fourth hole A pair of of difference signal terminal pair is accommodated in 634 respectively.Local prominent extension is equipped with isolation part among the first through hole 631 6310, isolation part 6310 is by the docking section of the docking section 312 of first group of signal terminal 31 and second group of adjacent signal terminal 41 From intermediate isolating, the first through hole 631 is additionally provided with gap 6311 in the lower section of isolation part 6310, so that believing per a pair of difference There is air communication between number terminal, achieve the purpose that to adjust impedance whereby.Other second through holes 632, third through-hole 633 and Four through holes 634 are again provided with isolation part (non-label), but the extension of the isolation part in the two neighboring through hole of in the vertical direction Direction is opposite.Preferably, the first through hole 631, the second through hole 632, third through-hole 633 and fourth hole 634 are respectively recessed Font, first through hole 631 and the concave shape of third through-hole 633 are opening up；The character cut in bas-relief of second through hole 632 and fourth hole 634 Shape is opening down.Due to difference signal terminal in concave shape through hole without other isolated materials, pass through between two metal terminals It is air connected, can has the function that to adjust impedance.Worn in addition, being equipped with the side of first through hole 631 and accommodating shield terminal 51 The first shield opening 651 crossed；The secondary shielding hole 652 for accommodating shield terminal 52 and passing through is equipped with the side of the second through hole 632； The side of third through-hole 633, which is equipped with, accommodates the 3rd shield opening 653 that shield terminal 53 passes through；Set in the side of fourth hole 634 Have and accommodate the 4th shield opening 654 that shield terminal 54 passes through.

Meanwhile first is additionally provided with some sleeve configuration straight slots through first side 211 and second side 212 on insulating trip 21 203, the straight slot 203 is set parallel to groove 204.On the length direction parallel to first group of signal terminal 31, adjacent two Reinforcing portion 2031 is equipped between a straight slot 203.Straight slot 203 can save material and be conducive to dissipating inside electric connector 100 Heat.In order to meet the requirement of moulding process, pars intermedia of first insulating trip 21 in first group of signal terminal 31,32,33,34 The mounting hole 202 for exposing first group of signal terminal 31,32,33,34 is locally equipped with 314,324,334,344 position, Gu When to determine hole 202 be due to that the pillar (not shown) in molding die grips metal terminal, the insulating materials of fusing Pillar can not be filled into and be formed, the reinforcing portion 2031 is with 202 position of mounting hole mutually along first group of signal terminal 31 Length direction on stagger so that the maximum intensity of the first insulating trip 21.Further, first insulating trip 21 also exists Lower edge 214 is corresponded to equipped with some the lower edge groove 2140 in anteroposterior direction across each metal terminal, the lower edge grooves 2140 respectively It is arranged near the pin portion 311,321,331,341 of first group of signal terminal 31,32,33,34, and lower edge groove 2140 is first The both sides of group signal terminal 31,32,33,34 extend through the first insulating trip 21 and are equipped with lower marginal pore 201.Preferably, lower edge groove 2140 area is gradually shortening and broaden with metal terminal.

On the other hand, docking section 312,322,332,342 from leading edge 215 extend the first insulating trip 21 after in hanging State, after being the frequent grafting of butt connector, easily opens deformation, in order to reinforce docking section 312,322,332,342, and it is described First insulating trip 21 local extend forward along metal terminal on the basis of leading edge 215 is equipped with strengthening portion 213.Amplified reinforcement Portion 213 is as shown in Figure 14 and Figure 17, and docking section 312 and docking section 322 are fixed as one group by strengthening portion 213 respectively, by docking section 332 and docking section 342 be fixed as one group, due to the effect of strengthening portion 213 be strengthen docking section 312,322,332,342 root Portion prevents metal terminal from deforming, and in order to reduce the insulating materials on metal terminal periphery, is set between strengthening portion 213 and leading edge 215 There is waist 2130, the both sides of the waist 2130 are respectively by pars intermedia 314,324, the Yi Ji of first group of signal terminal 31,32 The part of pars intermedia 334,344 of one group of signal terminal 33,34, which is exposed, facilitates injection mold to be clamped in forming plastic cement Each metal terminal, while the front end of strengthening portion 213 coats each pair of metal terminal along in the circumferential direction of metal terminal completely.In addition, Increase to solve the material caused by the offset that offset portion 310,320,330,340 brings docking section 312,322,332,342 Thick problem, the opposite direction in offset direction is equipped with strengthening portion 213 and is equipped with step successively, i.e., in first group of signal terminal 31 Docking section 312 is equipped with first step 2131, and second step 2132 is equipped with docking section 322, and the is equipped with docking section 332 Three steps 2133, and the 4th step 2134 is equipped with docking section 342.The first step 2131, second step 2132, Three steps 2133 and the 4th step 2134 do not reduce material on docking section 312,322,332,342 Impact direction, therefore Reduce the cross-interference issue between adjacent metal terminal pair again while ensure that metal terminal root intensity and save material Material.

As shown in Figure 19 to Figure 21, setting is mutually drawn close in docking section 312,322 in front end, after butt connector insertion, 312,322 stress of docking section is opened towards above-below direction, and foregoing strengthening portion 213 sets to strengthen the strength of metal terminal root Put, in the embodiment of the utility model, each metal terminal extends forward from storage space 601 respectively, each by terminal groove Enter after 6350 in docking groove, rake 630 is equipped with the roof of terminal groove 6350, rake 630 is leaned on towards docking section 312 Hold together direction inclination, open amplitude to achieve the purpose that to limit docking section 312, prevent the docking section 312 of metal terminal improper Transition deformation when insertion, meanwhile, the rake 603 is tilted with the inclination of docking section 312 so that is extended beyond and is added The top gap of the metal terminal in strong portion 213 is consistent size as far as possible, avoids the fluctuation for causing impedance, is conducive to high frequency letter Number stablize transmission.Similarly, the top of docking section 332, the lower section of docking section 322,342 terminal groove 6350 in also be provided with Towards the inclined rake of metal terminal wrap direction (not shown), and then realize from each docking section 312,322 of comprehensive limitation, 332,342 scope of activities, meanwhile, pair of second group of signal terminal 41,42,43,44 and shield terminal 51,52,53,54 Rake (not shown) is again provided with socket part, prevents each metal terminal from deforming, and then improve the plug longevity of electric connector 100 The stability of life and signal transmission.

Claims

1. a kind of electric connector, it includes plastic body and the terminal assemblies in plastic body, the terminal assemblies by The laterally stacked formation in left-right direction of some terminal modules, each terminal module include the metal terminal row being vertically arranged and shaping bag The insulating trip being overlying on outside metal terminal, each insulating trip have lower edge and the leading edge vertical with lower edge, and metal terminal extends from lower edge To leading edge and exceed leading edge, during the metal terminal has docking section, pin portion and is connected between docking section and pin portion respectively Between portion, the pars intermedia is embedded in insulating trip, it is characterised in that：The insulating trip is on the left and right sides along metal terminal If portion position is respectively equipped with capable person's metal terminal and exposes mounting hole in air and positioned at mounting hole both sides respectively between Between portion extend groove, between the groove and mounting hole be equipped with for balanced impedance boss.

2. electric connector as claimed in claim 1, it is characterised in that：The insulating trip metal terminal pars intermedia up and down Both sides are equipped with some sleeve configuration straight slots for extending transversely through insulating trip, and the straight slot is set parallel to the length direction of metal terminal.

3. electric connector as claimed in claim 2, it is characterised in that：It is adjacent on the length direction parallel to metal terminal Reinforcing portion, reinforcing portion mistake mutually along the length direction of metal terminal with mounting hole position are equipped between two straight slots Open.

4. a kind of electric coupler component, it includes the housing equipped with interface frame, mating frame mouth, the electric connector being installed in housing and peace Shielding shrapnel on interface frame, mating frame mouth, the electric connector include plastic body and the terminal group in plastic body Part, the terminal assemblies are formed by some terminal modules are laterally stacked in left-right direction, and each terminal module includes what is be vertically arranged Metal terminal arranges and forming covered is in the insulating trip outside each row metal terminal, each insulating trip have lower edge and it is vertical with lower edge before Edge, metal terminal extend to leading edge from lower edge and exceed leading edge, and the metal terminal has docking section, pin portion and is connected to respectively Pars intermedia between docking section and pin portion, the pars intermedia are embedded in insulating trip, it is characterised in that：The insulating trip is in left and right If being respectively equipped with capable person's metal terminal along the pars intermedia position of metal terminal on both sides exposes mounting hole, Yi Jiwei in air In the groove that mounting hole both sides extend along pars intermedia respectively, it is equipped between the groove and mounting hole for the convex of balanced impedance Platform.

5. electric coupler component as claimed in claim 4, it is characterised in that：The pars intermedia of the insulating trip in metal terminal Upper and lower both sides are equipped with some sleeve configuration straight slots for extending transversely through insulating trip, and the straight slot is set parallel to the length direction of metal terminal Put.

6. electric coupler component as claimed in claim 5, it is characterised in that：On the length direction parallel to metal terminal, Reinforcing portion is equipped between two neighboring straight slot, the reinforcing portion is with mounting hole position mutually along the length direction of metal terminal On stagger.

7. electric coupler component as claimed in claim 4, it is characterised in that：The interface frame, mating frame mouth of the housing is rectangle, shielding Shrapnel is formed and is respectively arranged on interface frame, mating frame mouth, the upper screen by two centrosymmetric upper shielding shrapnels and lower shielding shrapnel It is respectively the L-shaped with longer side and a shorter side to cover shrapnel and lower shielding shrapnel.

8. electric coupler component as claimed in claim 7, it is characterised in that：Divide on the upper shielding shrapnel and lower shielding shrapnel Not She You some clamping shrapnels, the frame mouth of the housing is equipped with the support slots of some collecting clamping shrapnels.