CN1066861C

CN1066861C - Shielded data connector

Info

Publication number: CN1066861C
Application number: CN93117353A
Authority: CN
Inventors: M·米勒; J·费里; B·E·基尔比; B·S·库贝尔; R·F·甘地
Original assignee: Whitaker LLC
Current assignee: Whitaker LLC
Priority date: 1992-09-08
Filing date: 1993-09-07
Publication date: 2001-06-06
Anticipated expiration: 2013-09-07
Also published as: FI933845A0; DE69331959T2; DK0587303T3; NZ248262A; CA2101695A1; BR9303703A; IL106494A; EP0865113A2; NO933183D0; JP3489857B2; FI933845A; EP0865113A3; ES2123622T3; JPH06196224A; AU668962B2; DE69331959D1; EP0587303A3; DE69321683D1; EP0587303B1; EP0865113B1

Abstract

An electrical shielded data connector includes an inner terminal support housing carrying a plurality of electrical terminals such as where the terminal support housing includes shield members surrounding the terminal support housing. The shielded assembly is insertable into an outer housing and is latchably attached therein and a rear support plate and cable support member can be assembled around a cable after the termination of the multi-conductor cable. The cable support member can be positioned in one of two orientations to provide for either a straight through or an angled cable exit. A cross talk shield is positioned in a stuffer cap and is situated between adjacent terminals when in the final position. Another cross talk shield is positioned in a slot intermediate the terminals at the lower side thereof.

Description

The shield electric-connector that is used for transfer of data

The present invention relates to a kind of improved shielded data connector, this connector is used for local area network and connects.

United States Patent (USP) 4,501,459 disclose a kind of local area network connector that is exclusively used in data communication industry.This class connector can be used in the closed loop tie line, and various device such as terminal can interconnect in a system in the described circuit.This class connector is particularly useful for many small-sized or microcomputers of commissure in the microcomputer network in an office environment.This class connector has the interface size and the configuration of standard.The also necessary conductively-closed of this class connector is to prevent the signal in stray electrical signal and the noise effect network.This class connector also requires to have ability along separate routes, because lead is the part of network and can connects with other similar connector.When single plug was not connected to external equipment, this shunt ability was essential for the interruption that prevents network.

The structure of such local area network connector and parts are by aforementioned United States Patent (USP) 4,501, and the structure of the connector shown in 459 shows.This class connector comprises a plurality of swing joints, and this joint has the removable line bucket of insulation, is used for being electrically connected with each solid conductor foundation that forms many conductor screens cable.Joint is arranged on the support housing, and upper and lower shielding is around joint and support housing equipment, and shield member is permanently secured to upper and lower cover part, and cover part cooperates in pairs, not only package conductors but also the upper and lower shielding of capping, thus realize cable shield.

Above-mentioned traditional shield electric-connector provides shielding around connector, to prevent the harmful interference to the signal that transmits in the connector from the connector outside.This class connector is widely-used.But, traditional connector not with respect to do not twist when twisted-pair feeder around the time end points at each conductor near the possibility of signal cross-talk.Therefore, although traditional connector keep-out disturbs from the outer signal of connector, they do not comprise the measure of crosstalking between the signal transmission conductor in the control connection device.

In traditional connector system, set up four link positions by four electric connections, described electric connection has the line coupling part of the contact portion that is connected to paired cooperation.Usually, two bursts of twisted conductors are connected on the joint around the line coupling part by the strand of removing a bit of distance in its end.Just as is known because inductance balance, conductor right strand around eliminated signal to crosstalk, therefore, the strand of removing a bit of distance is around just having removed by strand around the crosstalk compensation that provides.Under the low frequency signal situation, this strand of separating can not have problems, but when high frequency, can cause signal to crosstalk.

Therefore, the objective of the invention is to provide a kind of low-loss shielded data connector, this connector system comprise sufficient electromagnetic interference/radio frequency interference (EMI/RFI) protection and adjacent signals contact to the protection of crosstalking.

Purpose of the present invention realizes that by a kind of like this electric connector this connector has the insulation shell of a plurality of electric connections of carrying, and described joint comprises that a contact portion and a line end connect part.Line end connects part and comprises a groove that is arranged in a metallic plate, is used for insulation and connects and be electrically connected and a sealing cap with insulated wire, is used to admit the insulated wire more than, and this sealing cap can be inserted to line end and connect part, so that line is electrically connected to joint.This connector is characterised in that, sealing cap has a plate-shaped member that is arranged between at least two of opening, to form shielding between adjacent lines.

According to the present invention, a kind of shield electric-connector that is used for transfer of data, it has an insulation shell of at least two Signal connectors of carrying, described joint comprises the contact portion of front side and the line coupling part of rear side, this connector also comprises the external shield device that centers on described insulation shell at least in part, be arranged between described at least two electric connections, and be electrically connected to described external shield device, this connection or by integrating realization with the external shield device, or by contacting realization with external shield device direct mechanical, be further characterized in that, described insulation shell comprises the axially extended groove between described at least two joints, and this groove holds described crosstalk shields device.

The preferred embodiment of electric connector is described with reference to the accompanying drawings, in the accompanying drawing:

Fig. 1 is the schematic perspective view of inner connection supports housing and the joint that separates of housing therewith is shown;

Fig. 2 is the elevated bottom perspective schematic diagram of connection supports housing;

Fig. 3 is the front plan view of the housing parts shown in Fig. 1 and 2;

Fig. 4 is the bottom side plan view of housing shown in Fig. 1-3;

Fig. 5 is the schematic perspective view with the external shell of housing coupling shown in Fig. 1-4;

Fig. 6 is the cutaway view along the 5-5 line intercepting of Fig. 5;

Fig. 7 and 8 is schematic perspective views of back of the present invention plate;

Fig. 9 is the side plan view of the back plate member shown in Fig. 7 and 8;

Figure 10 and 11 is schematic perspective views of eliminating parts with the cable stretch of the back plate coupling of Fig. 7 and 8;

Figure 12 is that tension force shown in Figure 11 is eliminated the side plan view on the parts;

Figure 13 is the top plan view of following shield member;

Figure 14 is the side plan view of following shield member shown in Figure 13;

Figure 15 is the side plan view that goes up shield member;

Figure 16 is the front plan view of last shield member shown in Figure 15;

Figure 17 and 18 is schematic perspective views of sealing cap of the present invention;

Figure 19 is the flat sheet of the bottom view of the sealing cap shown in Figure 17 and 18;

Figure 20 is the side plan view with the crosstalk shields of the sealing cap coupling shown in Figure 17-19;

Figure 21 is the top plan view of crosstalk shields shown in Figure 20;

Figure 22 is the end-view of crosstalk shields shown in Figure 20;

Figure 23 is the side plan view of the crosstalk shields parts in the main element shown in Fig. 1-4;

Figure 24 is the top plan view of crosstalk shields parts shown in Figure 23;

Figure 25 is the front view of crosstalk shields parts shown in Figure 23;

Figure 26 is a cutaway view, and it demonstrates the mated condition of crosstalk shields and relevant upper and lower shielding;

Figure 27 is the assembly drawing that back plate and tension force are eliminated parts;

Figure 28 is similar to Figure 27, but is in the state that has assembled;

Figure 29 and 30 is schematic perspective views of locking member;

Figure 31 is the rear portion three-dimensional view of the connector that installs entirely;

Figure 32 is the another kind of top plan view of shield member down;

Figure 33 is the side plan view that another kind shown in Figure 32 shields;

Figure 34 is the end-view of the another kind shielding shown in Figure 32 and 33;

Figure 35 be can with the plan view of shielding on another of the following shield member coupling shown in Figure 32-34;

Figure 36 is the last shield member side plan view shown in Figure 35;

Figure 37 is the end-view of shield member shown in Figure 36;

Figure 38 is the elevated bottom perspective view with the inner housing of the shield member coupling of Figure 32-37;

Figure 39-43 shows the another embodiment of shield member;

Figure 44 illustrates according to an electric connector of the present invention, and this is an oblique view;

Figure 45 illustrates the electric connector of Figure 44 with the form of three-dimensional exploded view;

Figure 46 illustrates the sealing cap and the central shield parts of the connector of Figure 45, and this is a strabismus stereogram;

Figure 47 is along the schematic diagram of the sealing cap of the 47-47 line intercepting of Figure 46, is wherein representing with part sectioned view with the junction of central shield parts;

Figure 48 is the preceding oblique view of the connector shown in Figure 44-47.

With reference to Fig. 1, shown insulation shell 4 comprises a connection supports terrace part 16, and this terrace part has vertical sidewall 18, has recess 19 on the sidewall, connection supports platform 16 comprises that a plurality of joints hold and knits groove 20 that the outer surface of sidewall 18 comprises notch part 22.Enclosure portion 24 across and connect two side 18, (Fig. 1 and 2) separated by the protruding shuttle 28 of longitudinal extension in the bottom surface 26 of this enclosure portion 24.Shown joint 30 comprises a body portion 32, this body portion 32 has the line barrel section 34 that extends from the one end, this line barrel section has a groove 35 that is used for holding with the removable relation that insulate line, this joint 30 also comprises an extended contact portion 36 of the other end from body portion 32, and this contact portion has from the extended stepped portion of its free end.This joint 30 also comprise be used to resemble described below with the pleurapophysis part 33 of joint location.

Joint 30 moves into a corresponding joint holding tank 20 (Fig. 3) slidably until such position, and promptly contact portion 36 has been close to the preceding cooperation edge 40 of the insulation shell 4 of connection supports effect, and is positioned, so as with the interconnection of the connector of a complementation.The insulation shell 4 that plays the connection supports effect also comprises two grooves 44, wherein divide travel permit also optionally to contact with the stepped portion 38 of alternate joint across electric connection 30, be electrically connected with the closed loop that forms as shown in figure 26, this connection is recorded in U.S. Pat 4 in more detail, in 501,459, as shown in Figure 3, insulation cut off part 46 at the bottom of the insulation shell 4 that plays the connection supports effect further comprised one, and this part is positioned on the bottom surface 48 of this connection supports housing.

Shown in Fig. 2 and 3, groove 50 extends back by the leading edge 52 of the housing parts that extends along joint terrace part 53, and aims at the groove 51 in the rear platform part 16.Other two platforms 54 and 55 (Fig. 3) have the groove 20 of T shape opening 58 in the opposite side extension of central platform 53 and with sidewall sections 56 common formation, so that hold the joint matrix part 32 (Fig. 1) that comprises pleurapophysis part 33.Shown in Fig. 2 and 4, a window 60 passes bottom surface 48 and extends and extend upwardly to the degree of depth that the groove 50 that is enough to and passes platform 53 intersects, as below will describing in detail.

With reference to Fig. 5 and 6, shell body part 70 comprises a housing base part 72, and it has by a Unitarily molded link arm and is filled to upper and lower sealed

plate

74,76 on it, rotates around transverse axis to allow these sealed plates.Be to be noted that sealed

plate

74 and 76 comprises single type locked portions 78 and 80, locked portions is a traditional structure for this electric data connector.As shown in Figure 5, body portion 72 comprises a sidewall 82, has the perforate 83 and 84 that is used for closing component structure on this sidewall, as below will describing in detail.

With reference to Fig. 7-9, back plate portion 95 comprises frame support member 96 and 98, and wherein support component 96 has a pin 99, and support component 98 has a hole 100 with pin 99 complementations.Should understand like this, that is, these support components configuration like this is plugged on together so that another identical support component can be connected on the support component shown in Figure 8 and by pin 99 and hole 100.Side plate 102 and provides a latch 104 with outward extending sealed lug 106 between support component 96 and 98.

With reference to Figure 10-12, cable stretch is eliminated parts 110 and is comprised

halfbody

112 and 114, halfbody 112 with 114 by connecting plate 116 Unitarily molded being in the same place that are positioned at lower edge.Each tension force is eliminated parts and is comprised the flexible interior sheet 118 that refers to, makes it avoid axial tensile force in order to the extruding clamping cables.The outer surface that tension force is eliminated parts comprises two

grooves

120 and 122, and these two grooves match with support component 96 and 98, so that they stretch out hole 124 along alternate directions.

With reference to Figure 13 and 14, following shield member 130 comprises a bottom parts 132, and this part has upwardly extending sidewall sections 134.Bottom parts 132 has the shielding hyoplastron 136 of the shielding alar part that extends forward from front wall section 138.As shown in figure 13, the contact component 140 of a ground connection also extends and is positioned at shielding hyoplastron 136 centres of shielding alar part forward from front wall section 138.Sidewall sections 134 comprises locking member 142 and the convex 146 that extrudes from it.Back plate 148 extends upward and comprises the link 150 that is positioned at its opposite side and the retained part 152 of one from bottom parts 132, and this hold assembly has crimp arms 154, is used for the braid of clamping shielded type cable, and is such just as will be described in detail.Should be appreciated that to guaranteeing good earth, the hoop sleeve that is roughly cylindricality can be loaded on the crimp arms 154.

With reference to Figure 15 and 16, the top parts 160 of external shield device comprise top plate portion 162, and this part has the hook portion 164 of protracting, and this hook portion has a groove 166.Top plate portion 162 comprises the back plate portion 168 that extends back, and after this plate portion has a cable openings 170.

With reference to Figure 17-19, sealing cap parts 180 are included in a plurality of joint holding portions 182 of its bottom side, this part configuration like this, promptly, it can move to barrel-shaped joint 34 (Fig. 1) slidably, and these sealing cap parts 180 also comprise post 184, is used for by groove 35 insulated wire being moved to terminated state.This sealing cap also comprises a line opening 186, and this opening is communicated with the passage 188a-188d that is formed by one plate-shaped member 190a-190c.As shown in figure 18, a central supporting walls 192 comprises a groove 194 that passes sealing cap parts 180 bottoms and top extension.As shown in figure 18, groove 194 comprises the opening 196 of an expansion, and this will be discussed in more detail below.

With reference to Figure 20-22, the parts 200 of crosstalk shields device comprise a plate portion 202, this part has the flank sheet 204 stretched from the one epitaxial lateral overgrowth and from tab member of the extended end of basic opposite side 206, as shown in figure 22, an elastic contacting part is made of folding plate portion 208, and plate portion comprises an elastic cantilever spring 210, and this spring stretches out and has last contact portion 212.Parts 200 configurations like this of this crosstalk shields device, that is, it can be included in the groove 194 of sealing cap parts 180, and elastic contacting part 210 extends on cable openings 186.

With reference to Figure 23-25, the parts 220 of another crosstalk shields device are substantially an elongated board 222, and its front end has sealed fin 224, have sealed fin 226 along the middle part of its length.Above tab member 226, be provided with notch part 228.Parts 220 configurations like this of this crosstalk shields device, that is, it can be included in the groove 50 of insulation shell 4.

With reference to Figure 29 and 30, locking member 250 comprises the frame parts 252 with leg 254 that one stretches out.These legs have the sealed shoulder 256 of contiguous its termination and the latch components 257 of location placed in the middle.Angle lock 258 forms a locked portions with plate 260, and is such as will be described below.

Adopt above-mentioned parts, this connector assembles in the following manner.Joint 30 moves in the respective grooves 58 in the insulation shell 4 slidably, and the position of reach after sealed lance tightly is locked in sealed shoulder.Then, the parts 220 of crosstalk shields device slide to move into and arrive its last portion position in the respective groove 50, as shown in figure 26.Parts 220 at joint 30 and crosstalk shields device are under the situation of rigging position, and short-circuiting bar 47 can place suitable groove 44 and extend downward kerve part 45, shown in Fig. 1 and 26.Should be appreciated that the groove 228 in the parts 220 of crosstalk shields device allows that short-circuiting bar 47 laterally passes through.

Can prepare shielded type cable now, insulating barrier is peelled off, each twisted wire is placed the respective openings 188a-188c of sealing cap parts 180, make the free end of each line pass the tubular portion 182 that matches.The sealing cap that comprises the parts 200 of crosstalk shields device can be inserted in the insulation shell 4 now, its pleurapophysis piece 197 is matched with groove 23 on the housing sidewall 18.This can make the conductor in the insulated wire be electrically connected with groove 35 on barrels 34.The parts 200 that also can impel the crosstalk shields device that move down of sealing cap parts 180 arrive position shown in Figure 26.The parts 200 of crosstalk shields device and the parts 220 of crosstalk shields device laterally are staggered, in case the butt joint of not-go-end head.But, for preventing that two shield member edges from connecting, the parts 200 of crosstalk shields device have a batter 206 that is positioned at leading edge, and under the situation that may connect, this batter can make plate 202 after side moves to the parts 220 of crosstalk shields device and arrive position shown in Figure 26.

Upper and lower shield member 160,130 can be placed on the insulation shell 4 now, at first the bottom be placed on the insulation shell 4, allow plate portion 132 abuts against bottom 46, and the contact hyoplastron that makes shielding alar part 136 is near bottom surface 48.This contact component 140 that makes down shield member 130 is positioned in the window 60 of lower house part, and with root edge 223 Elastic Contact of the parts 220 of crosstalk shields device, as shown in figure 26.Can place the top 160 of external shield device on the insulation shell 4 this moment, allows the hook portion 164 of protracting be meshed with front side enclosure portion 24, and make and independently contact hyoplastron part 167 (Figure 16) and medially stretch to central fin 28.When after after plate portion 168 is positioned at the tab member 155 of following shield member 130 (Figure 13), and top plate portion 162 is when being positioned under the tab member 156, the top 160 of external shield device just is in full lock and has decided state.When being in full lock and deciding state, it is inboard and arrive in the recess 19 of insulation shell 4 that plate portion 169 is contained in sidewall 134, thereby cover the shielding windows that formed by locking member.Should be appreciated that elastic contacting part 210 extends on the sealing cap end face, therefore, the top 160 of external shield device moves down to basic full lock allocation, and the last contact component 212 on the parts 200 of top plate portion 162 and crosstalk shields device is contacted and ground connection.The contact portion 36 that from Figure 26, is appreciated that joint 30 substantially along its length by crosstalk shields, and its joint barrel section 35 and signal are crosstalked to having exempted by the parts 200 of crosstalk shields device.

Can finish assembling like this, the arm on the following shield member 154 is curled, make the clamp position of this shielding arm formation to the screening braid of shielded type cable, this also is connected to screening braid together with the

parts

220 and 200 of crosstalk shields device.Thereafter above-mentioned shield assembly is inserted in the housing parts 70 (Fig. 5 and 6), this assembly passes housing parts 70 rear sides and adjoins leading edge 85 until insulation shell 4, so locking member 142 kaysers are in corresponding hole 84.Then tension force being eliminated parts 110 (Figure 27,28) is contained on the shielded type cable, and move to the full lock allocation with the back plate member 95 that assembles (Fig. 7-9), this moment, sealed lug 106 inserted in the window 83 of housing parts 70, thereby made cable stretch eliminate and shield assembly is maintained in the insulation shell 4.

Tension force has been shown among Figure 27 and 28 has eliminated parts and back cooperating of plate member 95.Locking member 250 (Figure 29 and 30) can be assembled into state shown in Figure 31, and wherein, angle lock 258 is stacked and placed on the trailing edge 75 (Fig. 5), moves to prevent sealed plate 74,76.Leg 254 slides and moves between sealed

plate

74 and 76, and when being in the lock state, sealed shoulder engagement link arm 73 (Fig. 5).Under this state, sealed plate all can not move up or down.

With reference to Figure 32-34, another kind of shield member 330 down has a substrate portion 332, and this part has upwardly extending sidewall 334, and this sidewall meets at right angles with the shielding hyoplastron 336 of shielding alar part, and this hyoplastron extends forward from substrate portion 332 by midfeather 338.The central hyoplastrons 340 that extend in the middle of the shielding hyoplastron 336 that shields alar part have along the parts 320 of crosstalk shields device folding on the Y, the parts 220 similar shield members of the crosstalk shields device among this plate portion formation and Figure 23.The parts 320 of this crosstalk shields device also comprise recess 328, are used for the located lateral of front branch travel permit shown in Figure 26.Following shield member 330 also comprises fin 342,344,346,350,356 and 355, and they play a part as previously described.Following shield member 330 also comprises the hold assembly 352 of one, and it has two arms that upsweep 354, shown in Figure 33 and 34.

With reference to Figure 35-37, last shield member 360 comprises top plate portion 362, and this part has a unci that protracts 364.The front side fin part 28 that recess 366 is crossed over foregoing insulation shell 4.Contact component 367 is therefore over against 26 (Fig. 2) location, surface, and is described in conjunction with the top 160 of external shield device as the front.Shield member 360 also comprises back plate portion 368, and this part has and is used to hold the opening 370 of screened circuit and the shielding arm 371 of the outward extending one of opening from then on.Shielding arm 371 configurations like this, that is, it can be to being displaced downwardly between two arms 354 and vicinity will be by the shielded type cable of termination.Adopt lock ring 400 that arm 354 is curled around arm 371, can guarantee tight contact the between arm 354,371 and the shielded type cable of wanting termination like this.

Except that following shield member 330 has the parts 320 of one crosstalk shields device and therefore is placed in the groove 450 of lower side member 448 of inner housing 404, will descend shield member 330,360 to be assemblied on the insulation shell 404 (Figure 38) with foregoing same way as.This just makes the parts 320 of one crosstalk shields device be in the position identical with position shown in Figure 26.

Shown in Figure 39-43, shield member 460 can be provided with top plate portion 462 and the back plate portion 468 of being with the unci 464 that protracts on the another kind.Back plate 468 comprises forward the side plate 469 that extends and around the one coaming plate 470 of the opening that is used to hold shielded type cable.Extend the ground connection contact arm 471 of one from back plate portion 468, be used to resemble and recited abovely connect with the screening braid coiling of shielded type cable.

In this embodiment of last shield member, be provided with parts 480 with the crosstalk shields device of following screening arrangement one, it is made of the folding panel (flush) of narrow boards part of stretching out from lateral margin 484 integral body 482 and band top board parts 462, shown in the flat sheet of the bottom view of the side plan view of Figure 39 and Figure 43.Last shield member 460 shown in Figure 39-43 can with described arbitrary down shield member coupling, can place the parts 480 of the crosstalk shields device of one the groove 194 of sealing cap parts 180 this moment.

With reference to Figure 44, illustrate here according to an exemplary electric connector 500 of the present invention.This electric connector 500 is data connectors, and it has U.S. Patent No. 4,449 basically, 778 and the U.S.'s a plurality of parts described in the issued patents 32760 again.For this reason with U.S. Patent No. 4,449,778 and the U.S. again the specification of issued patents 32760 be hereby incorporated by reference.Electric connector 500 is single type structures, therefore can be used for cooperating in pairs with identical, reverse relatively connector.

With reference to Figure 45, connector 500 comprises loam cake 512 and lower cover 514 again.Loam cake 512 and lower cover 514 configurations like this, that is, and their connections that can cooperatively interact.When connecting by the mode shown in Figure 44, loam cake 512 and lower cover 514 form a box-like

housing unit.Lid

512 and 514 is preferably made by insulating material such as ambroin.Connector 500 also is included in enclose cable earth shield 516 and under enclose cable earth shield 518, both all are stacked and placed in the assemble case of connector 500 basically.Connector 500 also comprises joint housing 520 and sealing cap parts.It is shown that what match with sealing cap parts 522 is the central shield 524 and the cable 526 of crosstalk shields device.Cable 526 is a kind of cables that are particularly suitable for electric connector 500 couplings.Cable 526 comprises two pairs of conductors 528,530, and every pair of conductor is common stranded in cable in the prior art manner known.Two is stranded to 528,530 sheaths 534 that are arranged in braid 532 and cable 526.Cable 526 also comprises sleeve pipe 536, so that cable and the shielding clamping in connector 500.

Joint housing 520 is preferably by plastic moulding, and comprises a joint platform 540, and this platform connects between face and the back side line joint face in the front side of this housing and extends.Joint platform 540 comprises a plurality of parallel grooves 542, and these grooves are crossed over joint platforms 540 and extended forward and defined connection supports rib 544.Sidewall 546 and 548 opposite sides from joint platform 540 extend upward, and are connecting near housing front end place by horizontal lid 550.Sidewall 546 and 548 comprises the interior positioning edge 552 and 554 of perpendicular respectively, and comprises the lateral wall part 556 and 558 that perpendicular is extended respectively.Removable stopple part 614,616 is extended at the rear side of joint housing 520.Stopple part 614,616 is suitable for occupying side recess 615a, 615b in loam cake 512 and the lower cover 514 and 617a, 617b (not shown).

A plurality of joints 560 are contained on the joint platform 540 of joint housing 520.These joints 560 respectively comprise a main part 654, and this part is connected to the contact portion 562 of back-flexing, and the latter approximately extends near the preceding abutting end (as shown in figure 48) of joint platform 540.Each joint 560 also comprises line containment drum part 565, and this part constitutes by U.S. Patent No. 3,860,318 substantially, this United States Patent (USP) is hereby incorporated by reference for this reason.

Upper and lower shielding 516 and 518 is preferably made by the single sheet of thin metallic plate.Last shielding 516 comprises main part 570 and the lateral margin 572 and 574 that extends downwards.Last shielding 516 also comprises preceding bifurcated contact portion 580, and this part has a pair of contact fin 582 that turns over contact surface 584 on the front end band.Lateral margin 572 and 574 respectively comprises a semicircle cable holding recess 576.Cable holding recess 576 is convenient to the side connection of cable from connector, as shown in figure 44.This can known manner realize, by removing suitable stopple part 614,616, can easily cable 526 be connected to and cover 512 and 514.

From accompanying drawing, also can be clear that, connector 500 also can connect from the axially extended cable of connector, overall annexation as shown in figure 45, if cable does not adopt axial introducing, the bonnet 619 with lock pin 621 of similar size will be placed among recess 623a, the 623b of upper and lower cover 512 and 514.For adapting to this axial connection, a braid contact fin 578 stretches out from the rear portion of shielding main body 570.

Under shield 518 and comprise main element 590, these parts have upwardly extending basically lateral margin 592 and 594 and upwardly extending basically trailing edge 596 and 598.Define cable holding hole 600 and 602 in every side, that is, at a side opening 600 between lateral margin 594 and trailing edge 598, at another side opening 602 between lateral margin 592 and trailing edge 596.In addition, between trailing edge 596 and 598, define a rear side cable holding hole 604.Should be pointed out that each lateral margin 592 and 594 and each trailing edge 596 and 598 include the edge that extends internally so that contact with cable braid 532 is dynamo-electric.

Under shield edge 592,594,596 and 598 and comprise side chain edge 606,608,610 and 612 respectively, these lock edge are suitable for meshing the accommodation hole 586 that shields in 516 the edge 572 and 574.Electromechanics when this structure can guarantee connector 500 assemblings between two shieldings connects.

Sealing cap 552 is preferably by nonconducting duroplasts is molded basically, and comprise a plurality of inner isolated walls, the line that these dividing walls are defined in 620 extensions of clamping edge holds passage, comprise a plurality of barrel-shaped receiving portions in the sealing cap parts 522, these parts have substantially as U.S. Patent No. 4, the line of form described in 186,984 connects plush copper, and this United States Patent (USP) is hereby incorporated by reference for this reason.Sealing cap parts 522 with electrically contact barrel section 565 and cooperate the connected components that forms dynamo-electric termination conductor.

Can wherein can see that also sealing cap parts 522 comprise the basic groove 622 that is provided with placed in the middle with reference to Figure 46 and 47.Groove 622 is between the central barrel-shaped receiving portion of sealing cap parts 522, substantially near zone 624 and 626.But, these barrel-shaped receiving portions are by the main body and groove 622 electric insulations of sealing cap parts 522.When assembly connector 500, the central shield 524 of crosstalk shields device will be so positioned, that is, be connected by groove 622 and sealing cap parts 522.Central shield 524 comprises front portion 628, and front portion 628 separates by recess 632 and the mid portion 630 with bigger vertical dimension.Recess 632 configurations like this, that is, and on the back connecting plate 634 that the leap groove 622 of its energy spiral-lock in sealing cap parts 522 extends.Front portion 628 configurations like this of central shield 524, that is, when recess 632 meshed with connecting plate 634, it extended along the about whole vertical dimension of sealing cap parts 522.On the approximate centre part of central shield 524, be extended with a plurality of flexible basically fins 636.Central shield 524 configurations like this that comprise fin 636, that is, when connector 500 assemblings, fin 636 will contact with the bottom side of last shielding 516 is dynamo-electric, and the bottom surface of mid portion 630 will be extended near the rear side surface of joint platform 540 and shielding 518 down.

In the exemplary preferred embodiment of the central shield of being described 524, " guiding " part 638 after shielding 524 comprises, this part extends back from middle part 630, and is connected with 642 by isolating recess 640 up and down flexiblely.Leader 638 is connected to flexiblely and makes it to be convenient to bending on the mid portion 630, thereby makes the leader 638 can be in any desirable direction transformation position with respect to the termination place of the cable in the connector 500 526.This is convenient to central shield is remained on the signaling bearer conductor between 528 and 530, and no matter cable 526 terminate in the connector 500 where (that is, in a side, as shown in figure 44; Or axially, as shown in figure 45).

As shown in figure 45, twisted conductors 528 and 530 extends beyond woven protective layer 532, so that its termination.Central shield 524 conductor between extend, forming the earth potential shielding during this time, thereby reduce to crosstalking between conductor minimum.Fin 636 with the effect of playing that is connected between the last shielding 516 is, not only by by last shielding 516 and shielding 518 connector shells that constitute down, but also, continue the earth potential shielding of woven protective layer by the combining basically each conductor of central shield 524 and last shielding 516 to being enclosed in the earth potential case.The extension of the front portion 628 of central shield 524 in sealing cap parts 522 continues each conductor of finishing termination in the barrel-shaped part 565 of each joint carrying out this encirclement.

With reference to Figure 48, what illustrate here is the front view of joint housing 520, following shield member 518 and following main element 514.Electrically contact joint terminal contact portion 562 and respectively comprise a body portion 654 that extends forward, this body portion back-flexing is to leading edge 656, to form an Elastic Contact hyoplastron 658.As can be seen from FIG., joint housing 520 comprises a central groove 650, and this groove extends between the body portion 654 of joint terminal contact portion 562.The effect of groove 650 is to set up the air gap with each conductor between to the joint that is connected, and therefore reduces the dielectric coupling between the joint.The effect of the signal cross-talk between further reduction contact portion is played in the reduction of this dielectric coupling.In fact, the groove 650 desirable any distance that can extend back, this distance should with coordinate mutually as the intensity of the material of joint housing 520 and the requirement of strength of connector.Preferably, groove 650 extands rearward to as close as possible central shield 524 foremost.

Under the situation that does not break away from the spirit and scope of the present invention, can make various modifications and conversion here to describing with illustrated technology and structure.Therefore, understand easily, description and illustrated technology and structure are exemplary here, can not be considered to the restriction to scope of the present invention.

Claims

1. shield electric-connector that is used for transfer of data, it has an insulation shell (4 of at least two Signal connectors of carrying (30,560), 404,520), described joint (30,560) comprises the contact portion (36 of front side, 658) and the line coupling part (34 of rear side, 565), this connector also comprises at least in part around described insulation shell (4,404,520) external shield device (130,160; 330,360; 460; 516,518), described connector is characterised in that, is arranged between described at least two electric connections (30,560), and is electrically connected to described external shield device (130,160; 330,360; 460; 516,518), this connection or by integrating realization with the external shield device, or, be further characterized in that described insulation shell (4 by contacting realization with external shield device direct mechanical, 404,520) comprise an axially extended groove (50 that is positioned between described at least two joints (30,560), 450,622), this groove holds described crosstalk shields device (200,220,320,480,524).

2. according to the electric connector of claim 1, it is characterized in that described external shield device is made of top (160,360,460,516) and lower part (130,330,518).

3. according to the electric connector of claim 2, it is characterized in that, described lower part (130,330) comprises the shielding hyoplastron part (136 of extending forward from a body portion (132,332), 336), a hyoplastron part (140,340) is extended forward from body portion (132,332), and between described shielding hyoplastron part (136,336).

4. according to the electric connector of claim 3, it is characterized in that, the parts of described crosstalk shields device (220) are discrete parts that is arranged in described groove (150), described hyoplastron part (140) constitutes a contact arm, is used for contacting with the parts (220) of described crosstalk shields device by an opening (60).

5. according to the electric connector of claim 3, it is characterized in that, the parts of described crosstalk shields device (320) are one with described hyoplastron part (340), and the parts of described crosstalk shields device (320) are along folding on the Y, so that be positioned in the described groove (450).

6. according to each electric connector among the claim 1-5, it is characterized in that described line coupling part is the movably contact that insulate, described connector also comprises a sealing cap (180,522), and this sealing cap has a central channel, be used to admit described crosstalk shields device (200,480,524).

7. according to the electric connector of claim 2, it is characterized in that the parts of described crosstalk shields device (200) are discrete parts, it comprises that is gone up a contact portion (212), this part cooperates with the described inner surface of going up shield member (160), so that ground connection contact with it.

8. according to the electric connector of claim 2, it is characterized in that the parts of described crosstalk shields device (480) are integrally formed with described last shield member (460).

9. according to the electric connector of claim 2, it is characterized in that parts of described crosstalk shields device (480) and described shield member (330) down are one.