CN1042030A

CN1042030A - Electrical connector

Info

Publication number: CN1042030A
Application number: CN89108038A
Authority: CN
Inventors: 詹姆斯·李·费达; 马修·迈克尔·苏切斯基
Original assignee: AMP Inc
Current assignee: TE Connectivity Corp
Priority date: 1988-10-17
Filing date: 1989-10-16
Publication date: 1990-05-09
Anticipated expiration: 2004-10-16
Also published as: CA1319739C; EP0365179B1; KR0152521B1; PT92009B; PT92009A; KR900007134A; BR8905245A; EP0365179A1; DE68918547T2; DE68918547D1; ES2060786T3; JPH02256184A; CN1026838C; JP2704179B2

Abstract

A kind of high density, high-frequency electrical connector assembly 10, it has the grounding component 28,30,72,74 that is arranged between the adjacent column that transmits signal contacting piece 32,76, so that signal integrity to be provided.Device 10 comprises two connectors that can connect 12,14, in connector 12, grounding component is a blade 58, and in connector 14, grounding component is a plate 118,142, and blade engages with thereon cantilever stringer 124,146, makes when two connectors 12,14 connect, grounding component is connected earthed circuit, and described plate constitutes screen between the adjacent column of the transmission signal contacting piece 32,76 that connects.

Description

Electrical connector

The present invention relates to be used for base plate, daughter board and the high density of other similar substrate high-frequency signal circuit electrical connections, the signal integrity of high frequency connector.

In the high speed technology that hyundai electronics is learned, developed the high frequency connector that is used for base plate and printed circuit board (PCB) (for example daughter board) use.Need shielding or earth potential plane (for example, the striped configuration) between the signal pins of this connector, high frequency signal integrity to be provided and to make interference reduction from external source to bottom line.United States Patent (USP) 4,632 discloses this device in 476, wherein, the terminals ground unit comprises insulating component, and the latter has the hole that is arranged in rows and columns, these holes are used for admitting and are contained on the base plate and from the outward extending aciculiform terminals of base plate, this insulating component just is installed on this base plate.In addition, respectively being listed as of this insulating component some raceway grooves are set between the hole, are used to admit shield member, this shield member is terminated to and links to each other with base plate and stretch on the U-shaped female contact among the raceway groove by the raceway groove kerve.This device is provided with shielding or earth potential plane between the adjacent column of the aciculiform terminals that transmit high-frequency signal.

United States Patent (USP) 4,571,014 disclose a kind of for high frequency modular connector circuit board and backplane interconnection, power circuit board use.This connector comprises the assembly that has a pair of rectangular circuit board member separately.Described member is to be made of the some parallel finger piece that is separated by groove, and contains the passage that female contact is set therebetween.Each member is lived by shield member and dielectric insert support in its assembly.Settle the conductive shield member of different configurations between the adjacent component.In shield member shielding adjacent component, settle the corrugated conductive member in the groove between finger piece, so that shield the adjacent female contact in the passage that is arranged on several finger pieces.Shield member and corrugated member are connected to earthed circuit to connect grounded circuit.

The present invention's suggestion is provided with ground connection benchmark contact in high density, high frequency split type connector, wherein, this ground connection benchmark contact provides shielding between the adjacent column of signal transmission contact.Also further suggestion is provided with the power that combines with ground connection benchmark contact and transmits contact at necessity place.

According to the present invention, split type high density electrical connector device disposes grounding component between each column signal contact, simultaneously, the grounding component of a connector has outwards outstanding blade, and the grounding component of the pairing of another connector comprises the plate with cantilever stringer, described plate provides shielding between the signal contacting piece that each row connects, and described cantilever stringer and blade electricity engages, so as and two related base plates of connector and circuit board between connect earthed circuit.

Fig. 1 is the perspective view of the electrical connector assembly of formation according to the present invention,

Fig. 2 A-2D is the various views of the first connector framework of this device,

Fig. 3 A-3C is the perspective view of the conductive contact piece of explanation first connector,

Fig. 4 A, 4B are the views of showing first connector,

Fig. 5 A-5D is the various views of the second connector framework of this device,

Fig. 6 A-6C is the perspective view of the conductive contact piece of second connector,

Fig. 7 A, 7B are the profiles of second connector,

Fig. 8 A, 8B are the profiles of first and second connectors that connect,

Fig. 9 A-9D is the various views of explanation first another embodiment of connector,

Figure 10 A-10C is various views of showing first another embodiment of connector,

Figure 11 A, 11B are the view of explanation for another embodiment of the conductive contact piece of second connector use,

Figure 12 A, 12B are the perspective views for another embodiment of conductive contact piece of second connector use,

Figure 13 A, 13B are the plane graph of explanation for another embodiment of the signal contacting piece of second connector use,

Figure 14 is the profile of another embodiment of second connector that connects with first connector.

Figure 15 is the perspective view of another modification of conductive contact piece,

Figure 16 is the perspective view that decomposes according to the part of the electrical connector device of most preferred embodiment formation of the present invention,

Figure 17 and 18 is profiles that contact is admitted cavity in the connector receptable of being got along the 17-17 of Figure 16 and 18-18 hatching line,

Figure 19 is the perspective view of grounding component,

Figure 20 is the perspective view of signal plug contact,

Figure 21 is a profile of settling Figure 17 under the grounding component situation in the respective cavities of connector receptable,

Figure 22 is a profile of settling Figure 18 under the signal plug contact situation in the respective cavities of connector receptable,

Figure 23 is the end plate that connects and the profile of connector receptable, it show two connectors the signal contacting piece that engages and

Figure 24 is the end plate that connects and the profile of connector receptable, and it shows the grounding component that two connectors engage.

Electrical connector device of the present invention comprises first connector that this area is commonly referred to as " pin end plate ", and it is installed on motherboard or the base plate usually.This device also comprises second connector that is commonly referred to as " socket ", and it inserts or connects with described pin end plate, and the general printed circuit board (PCB) that claims " daughter board " is installed thereon.Each connector has the conductive contact piece that transmits signal between the circuit on daughter board and the base plate.

Electrical connector device disclosed by the invention is based on high density interconnect system, and this system is by Harrisburg, the AMP Co., Ltd produce and market of PA.This split type connector has the above signal contacting piece of two row, and the sign of this product is " HDI ".

Electrical connector device 10 shown in Fig. 1 comprises first connector 12 that is installed on the base plate 16, and second connector 14 of the adjacent daughter board that has this base plate 18.

Connector 12 comprises medium framework 20, and it has base 22 and sidewall 24,26.End wall does not give and illustrates but can add.Also comprise electric power contact 28 in addition, grounding component 30 and signal contacting piece 32.

Fig. 2 A, 2B, 2C and 2D illustrate in greater detail the structure of described framework, and

sidewall

24,26 limits cavity 36 together with bottom surface 34.Form the row 38 and the row 40 of

passage

42,44 and 46 in framework 20, these passages pass base 22, in the bottom surface 34 and lower surface 48 place's openings.Passage 42 is adjacent with sidewall 24, and passage 44 is adjacent with sidewall 26, and passage 48 then is positioned between them.As shown in the figure, every row 38 comprise a passage 42, passage 44 and four passages 46.Passage 42,44 and 46 interior details do not give and illustrating, the type that itself depends on the holding device of the

contact

28,30 that blocks wherein and 32, and, because these aspects are well-known to one skilled in the art, therefore, do not need this detailed explaining for implementing the present invention.

Related with

passage

42,44 is respectively raceway groove 42a and 44a, and they curve inwardly between adjacent column 38 and extend to the center of cavity 36.Shown in Fig. 2 D, raceway groove 42a, 44a extend to base 22 but do not pass therebetween.

Framework 20 preferably forms with resembling the such plastic material mold pressing of high temperature thermoplastic.

Contact 28,30 and 32 shown in Fig. 3 A, 3B and the 3C all comprises flexible portion 50 and goes between 52.Electric power and

grounding component

28,30 comprise protection part 54, L shaped attachment strap 56 and blade 58 respectively.As shown in the figure, the attachment strap 56 on the

contact

28,30 of correspondence is pressed the opposite directions bending, and helps blade 58 to depart from flexible portion 50, lead-in wire 52 and retaining part 54.The common way of this area is that the blade 58 on the grounding component 28 is longer than the blade on the electric power contact 30 58.

Signal contacting piece 32 comprises retaining part 60 and pin 62 in addition.

Contact 28,30,32 preferably is stamped to form with the phosphor bronze optimal material.

Fig. 4 A and the configuration of 4B explanation contact 28,30 and 32 in framework 20 constitute first connector 12 by this configuration.

Electric power contact 28 is placed in the passage 44 of adjacent sidewall 26, the attachment strap 56 on it then is received among the raceway groove 44a.

Grounding component 30 is placed in the passage 42 of adjacent sidewall 24, attachment strap 56 then is received among the raceway groove 42a.

Signal contacting piece 32 is placed in the passage 46, and pin 62 stretches in the cavity 36.

The flexible portion 50 of all

contacts

28,30,32 and going between 52 stretches out from framework lower surface 48, simultaneously, part 50 is suitable for via base plate 16

mesopore

16a, 16b, 16c and plate frictional fit, and the lead-in wire 52 that stretches out outside the base plate 16 is suitable for around pricking electric wire.

Second connector 14 comprises medium framework 70, electric power contact 72, grounding component 74 and signal contacting piece 76.Fig. 5 A-5D describes the structure of framework 70 in detail.

Framework 70 is the

sides

80,82 that have opposition, end face 84, the rectangular block at the front 86 and the back side 88.As what seen in Fig. 5 C, 5D, side 80 and opposite 82 relatively extend back one section from positive 86 and constitute flange 89 than short distance.

In framework 70, form row 90 and row 92(Fig. 5 B of passage 94), passage 94 is on positive 86 and and opening overleaf.In addition, in framework 70, form row 96 and row 98(Fig. 5 B of the line of rabbet joint 100), the line of rabbet joint 100 is in positive 86 upper sheds also opening overleaf.Each row of four passages 94 are staggered with the length direction of two lines of rabbet joint, 100 each row along framework 70.

Each passage 94 is separated by inwall 102 and other passages 94 and is separated by the cross wall 104 and the line of rabbet joint 100.As what seen in Fig. 5 C, cross bar expander 106 stretches into the corresponding passage 94 from each cross wall 104.The opening 108 of passage 94 is preferably funnel shaped.As shown in the figure, the free end of inwall 102 is cut into the inclined-plane, 80 extensions towards the side backward of this inclined-plane.

Each line of rabbet joint 100 in every row 96 is separated by wall 112.In addition, plush copper 114 stretches into the corresponding line of rabbet joint 100 from the inner surface 116 of

respective side

80,82, and, on the inner surface 116 of side 82, constitute flange 117 in the face of the back.

Framework 70 preferably forms with the mold pressing of high pressure thermoplastic optimal material.

The

contact

72,74 and 76 that is associated with second connector is shown respectively among Fig. 6 A, 6B and the 6C.These contacts preferably are stamped to form by copper beryllium alloy.

Electric power contact 72(Fig. 6 A) comprises flat 118, the front end of the latter's front portion 120 fluting and constitute cantilever stringer 124 and at the finger piece 126,128 of this stringer respective sides.Stringer 124 comprises convex contact surface 130 at its free end, and, close outwardly-bent along a direction on the plane of leaving plate 118 with the tie point place of plate 118.Then, crooked in opposite direction again, consequently described stringer is crossed over the plane of plate 118, the contact surface 130 of convex is placed the opposite side of plate 118.Outside lateral edges 136 at plate 118

forms otch

132 and 134, and the former is near the free end of finger piece 128.Branch 138 forwardly 120 and the joint at rear portion 122 136 protruding from the edge.

Rear portion 122 is in same plane with respect to anterior 120, but forms the angle of about 45 degree.Lead-in wire 140 from the rear portion 122 corner protruding, the plane of the curved ejecting plate 118 of this lead-in wire, so as with plate 118 form right angles, thereby depart from plate 118.

Grounding component 74(Fig. 6 B) comprises flat 142, wherein,, be clipped in the cantilever stringer 146 between the finger piece 148,150 of respective side with formation preceding free end 144 flutings.Stringer 146 comprises convex contact surface 152 at its free end, and as the stringer on contact 72 124, bends towards the plane that another side is crossed over plate 142 from one side.Form otch 154 at the outside lateral edges 156 of plate 142 near the free end of finger pieces 148.Again backward, lead-in wire 158 is 156 protruding from the edge near the corner that the lateral edges 164 and the back edge 166 of plate 142 by opposition constitute, and then, departs from the plane of plate 142.As shown in the figure, back edge 166 constitutes certain angle with lateral edges 156,164.

Because the cause of the pattern of plate 18 mesopores, lead-in

wire

140 and 158 must be setovered; That is to say, electric power and ground hole 18a, 18b respectively with telltale hole 18c(Fig. 1) in a straight line.

Signal contacting piece 76(Fig. 6 c) comprising: jack 168 at one end, at the lead-in wire 170 of the other end, the retaining part 172 in jack 168 back, and both attachment straps 174 of connection between lead-in wire 170 and retaining part that extend.Jack 168 is made of the elasticity stringer 176 of two opposition.Retaining part 172 comprises the outward extending elastic support 178 in oblique angle.Attachment strap 174 makes lead-in wire 170 with respect to 168 one-tenth 90 degree of jack angle at two crooked 45 degree in the position that separates each other.

Fig. 7 A and the location of 7B explanation contact 72,74,76 in framework 20 constitute second connector 14 by described location.

With electric power contact 72(Fig. 7 A) insert the close line of rabbet joint 100 of side 82 from the back side 88.Cantilever stringer 124 go between near positive 86 140 from framework 70, the side identical with side 80 extend laterally.Realize maintenance by the plush copper 114 of inserting otch 132 and the pressure head 138 that engages with flange 117.

Grounding component 74(Fig. 7 A) also inserts the close line of rabbet joint 100 of side 80 from the back side 88.Cantilever stringer 146 goes between near positive 86 and 158 extends laterally from framework 70 between lead-in wire on the contact 72 140 and side 80.Realize maintenance by the plush copper 114 of inserting otch 154 and the pressure head 162 that engages with wall end 112.

With signal contacting piece 76(Fig. 7 B) from the 88 insertion passages 94 of the back side, jack 168 is near openings 108.Lead-in wire 170 extends laterally from framework 70 on the side identical with side 80.By means of the incompatible realization maintenance that is press-fitted between passage 94 and retaining part 172.Except that being placed near the contact 76 in the passage 94 of side 80, attachment strap 174 also leans against on the beveled end 110 of wall 102.In this case, attachment strap 174 first order bucklings 90 degree, and lean against on the free end of side 80.

Lead-in wire 140,158 and 170 is suitable for inserting respectively among hole 18a, the 18b and 18c of plate 18, and remains in wherein by soldering.

State when Fig. 8 A and

8B explanation connector

12 and 14 are engaged with each other.Connector 14 is put among the cavity 36 of connector 12, made

contact

72,74 and 76 in connector 12, engage with

contact

28,30 and 12 electricity respectively.More specifically, shown in Fig. 8 A, the cantilever stringer 124 and 146 on electric power and the

grounding component

72,74 respectively with electric power and

grounding component

28,30 on blade 58 frictional engagement.The strain of above-mentioned cantilever stringer 124,146 provides withstands the required vertical force of blade 58.As shown in Fig. 8 B, in the jack 168 on the signal contacting piece 76 that the pin 62 on the signal contacting piece 32 in the connector 12 inserts in the connector 14.

Fig. 9 A-9D illustrates a kind of modification of first connector 12.Framework 180 through improved first connector 182 comprises the row that separate 184 that have power channel 186 and ground connection passage 188 separately.Row 184 alternate with the row 190 that every row have four signalling channels 46.Raceway groove 186a and 188a are each other facing to extending internally from respective channel 186,188 straight lines.

Shown in Fig. 9 B for the electric power contact 192 and the grounding component 194 that use in the framework 180.Each contact 192,194 comprises flexible portion 50, lead-in wire 52, retaining part 54 and blade 58, and blade 58 departs from first three and plants element by straight attachment strap 196.

Fig. 9 C shows the connector 182 of the row 190 with the signal contacting piece 32 in passage 46, and Fig. 9 D shows the connector 182 with the row 184 that are made of an electric power contact 192 and grounding component 194.Retaining part 54 is placed in

respective channel

186 and 188, and attachment strap 196 is placed among corresponding raceway groove 186a and the 188a.These figure illustrate that the pin 62 on the contact 32 is identical with the relation of first plug-in unit with the relation and the pin 62 of corresponding contact 192,194 upper blades 58.Therefore,

first connector

12 and 182 is interchangeable, that is, need not revise it, and each all can be shared with second connector 14.

Figure 10 A, 10B and 10C illustrate the modification of first connector 182 and contact 192,194.Raceway groove 186a in the framework 198 of first connector 200 and 188a inwardly continue and are connected to each other, and constituting single raceway groove 202, the latter is extended and crossed over the width of cavity 36, and shown in Figure 10 A communication passage 186,188.Shown in Figure 10 B, contact 192,194 is changed into single-piece, and represent with label 204.Across the width of attachment strap 208, two line 206 are set in the middle of both ends, so that disconnect attachment strap 208 contact 204 is divided into contact 192,194 by two line 206.

Figure 10 C shows contact 204 and the attachment strap 208 in the raceway groove 202 of framework 198 that is placed in the respective channel 186,188, and these parts constitute first connector 200.

Contact 204 makes the user all be used for ground connection to it, all be used for electric power transmits, or it is divided into aforementioned contact 192,194.

As the situation of contact 204, also can be the single contact 210 of

contact

72,74 formations as shown in Figure 11 A, 11B.Two line 212 are set on plate 214, and the user can optionally be broken into contact separately to contact 210.

Contact 210 comprises another kind of modification Vis-a-Vis contact 72,74.Lead-in wire 216,218 is protruding from the plane identical with plate 214.These are 140,158 different with lead-in wire, and the latter is offset, so as with plate 18(Fig. 1) in hole 18a, 18b engage.Lead-in wire 216,218 application requirements hole 18a, 18b and the hole 18c (not shown) that staggers.Yet, lead-in wire 216,218 can be processed in case of necessity and depart from plate 214.

Figure 11 B shows the contact 210 that is placed in second connector 14.Utilize the contact 210 in second plug-in unit 14 not need to change second connector or change first connector 12,182 and 200.

Figure 12 A and the above a kind of modification of 12B explanation about contact 210 described

contacts

72,74, that is, and the plate the 224, the 226th of lead-in wire 220,222 and corresponding contact part 228,230, at grade.As mentioned above, (not shown) is arranged in the hole that needs to change on the plate 18 with lead-in wire 220,222.In other each side, lead-in wire 220,222 is identical with lead-in

wire

72,74.

Figure 13 A and 13B illustrate the

signal contacting piece

232 and 234 that can be used in second connector 14 respectively.

Contact 232 comprises: jack 236 at one end, lead-in wire 238 and retaining part 240, attachment strap 242 and supporting strap 244 in the middle of two ends in the opposite end.

Contact 232 is that flat material is rammed, and, except that the stringer 246 of jack 236, keep a kind of flat shape.Stringer 246 closes up outside the plane of the remainder of contact 232, and, join with convex surface 248 near free end 250.An advantage of the contact that constitutes in this mode is: can carry out accurate plating to convex surface 248 before closing up.

Retaining part 240 comprises barb 252, and the latter gos deep into limiting in the wall passage 46 so that contact 232 is remained in the framework 70.

Contact 232 is placed in the framework 70, makes the width of lead-in wire 238 and attachment strap 242 perpendicular to the longitudinal axis of second connector 14, as among Figure 14 about contact 234 shown.The lead-in wire 170 on the contact 76 shown in this and Fig. 7 B and the location of attachment strap 174 are reverse.

As known in the art, before putting into framework 70, contact 232 is cut from supporting strap.

Contact 234 reservation contact 76(Fig. 6 c shown in Figure 13 B) jack 168 and retaining part 172.Attachment strap 254 identical position when keeping drawings with lead-in wire 256, therefore, shown in Figure 13 B, its width is perpendicular to the framework axle.

An advantage of contact 232,234 is:

attachment strap

242 and 254 does not need in addition crooked, that is, needed shape is obtaining in initial drawing operation.

As shown in figure 14, and compare with the framework 70 shown in Fig. 8 B, the framework 258 of second connector 260 has been modified so that accept the

attachment strap

242 and 254 of corresponding contact part 232,234.This modification comprises the width that reduces framework 258 by the length that reduces side 262,264, wall 266, is omitted in one between row 90 and the row 96 simultaneously and faces the wall and meditates.With first connector 12 is benchmark, can see, above-mentioned each part (side 262,264 and wall 266) is short more a lot of than the

side

80,82 and the wall 102 of correspondence.In addition, free end 268 be round rather than process in the slope.

Figure 15 illustrates the another kind of modification of contact 72,210 or 228.Contact 270 comprises and is attached on the edge 274 and curves lug 272 perpendicular to plate 276.Be placed at contact 270 under the situation of framework 258, lug 272 extends between a pair of

adjacent attachment strap

234 or 254 of corresponding contact part 232,234 in the adjacent column, thereby two adjacent attachment straps are separated.Lug 272 can be arranged on the opposite edges 278 on (not shown) and the edge 274, to isolate another to attachment strap 234,254.

Several embodiment of some included parts of device 10 have been shown.The best first plug-in unit that is made of these elements is the connector 200 that combines with contact 204.The user should make attachment strap 208 ground connection by contact 204, so that form continuous shielding at the width range of cavity 36.Secondly, as mentioned above, the user can choose wantonly and make contact 204 keep remaining untouched or it being divided into two separate piece.

Except can using contact 204, from the viewpoint of the passage 186,188 that staggers with respect to signalling channel 46, and from straight flute road 186a, 188a, the 202 opposite viewpoints of mold pressing easily with curve raceway groove 42a, 44a,

framework

180 or 198 is best.In this respect, contact 192,194 and 204 is easier to drawing and processing than

contact

28,30.

From mold pressing processing viewpoint and contact 210 feature at choice as mentioned above, second connector 258(Figure 14) be best.Lead-in wire 216,218,220 and 222 all is best, because they do not need to bend outside the plane of respective plate 214,224 and 226.

Signal contacting piece 232 is better than

contact

76 and 234 slightly.

In described first connector 12 and second connector 14,

appointment contact

28,30,72 is with 74 conducts or electric power contact or ground connection contacts.As well known in the art, practical application is determined by base plate and board structure of circuit.Described regulation is as best applications (for example, long blade 58 being arranged on the grounding component 30), rather than as unique application.

Being considered to be equivalent to those disclosed in this article component structures comprises: be suitable for face and be soldered to the lead-in wire on the circuit pad (not shown) 52,140,158,170,216,220,22,238,256 on the base plate; Two stringer contacts replace cantilever stringer 124,146; Box socket for two stringer jack 168,236 usefulness; And from the surperficial outwardly directed lead-in wire 52 of medium framework 20,70,180,198, or the like, illustrated no longer in addition here.

Among illustrated in this article and several connector embodiment of describing, contact 28,30,72,74 and modification thereof the longitudinal axis horizontal orientation with respect to

connector

12,14 and modification thereof has been shown.Yet, need to prove: also should comprise the

contact

28,30,72,74 parallel-oriented within the scope of the invention with the longitudinal axis, that is, shown in each figure, between the adjacent lines of

signal contacting piece

32,76, rather than between its each row.

Also want to comprise the plate 118,142 that within the scope of the present invention another kind of modification relates to

corresponding contact part

72,74 and modification thereof.The plate 118,142 that illustrates, or the like be flat.Yet these plates also can be made easily and comprise vertical ribs or analog, and these ribs and analog slave plate are vertically protruding, and, between the

adjacent signals contact

32,76 in

adjacent column

38,90, or the like.

Figure 16 shows electrical connector device 300, and it comprises: first connector 12 that this paper is above-mentioned, and second connector 314 that comprises dielectric framework 336, signal contacting piece 338 and grounding component 340.As shown in the figure, framework 336 comprises the part 342 in the cavity 36 that is assemblied in connector 12.What illustrate on connector 314 is the substrate 344 with through hole 346 of plating.Substrate 344 is installed on the connector 314, and simultaneously, signal contacting piece lead-in wire 348 and grounding component lead-in wire 350 insert in the corresponding hole 346.

Figure 17 is illustrated in the passage 352 of admitting signal contacting piece 338 in the framework 336.In the illustrated embodiment, one row comprise the passage 352 of 354 of four sidewalls that extend in framework 336,, stipulate that here one classifies as from this head of the width of framework 336 and extends to that head that is, and the behavior of stipulating extends lengthwise into the other end from an end of framework 336.These definition conform to industrial custom.

Each passage 352 comprises the funnel-shaped opening 356 that constitutes the inlet that enters framework on the front 358 of framework 336.In addition, passage 352 is outside opening on the back side 362 of framework 336, as representing with label 364.

Figure 18 is illustrated in the line of rabbet joint 366 of admitting grounding component 340 in the framework 336.Whenever show two lines of rabbet joint 366, and, separate with the adjacent row of cross wall 368 them and signalling channel 352.Every line of rabbet joint 366 outside opening on the front 358 and the back side 362 is as representing with label 370,372 respectively.On the outer wall 376 of the line of rabbet joint 366, form inwardly outstanding plush copper 374.In addition, wall 376 is 354 outward-dipping towards the side backward, as representing with label 378 among the figure.

As well-known in the industry, framework 322 and 336 is by suitable plastic material, and for example, the high temperature thermoplastic mold pressing forms.

As shown in Figure 19, signal contacting piece 338 comprises two stringer jacks 382, retaining part 384 and aforementioned lead-in wire 348.To comprise towards the lead-in wire 348 of outer shoulder 386 being fixed on the connection attachment strap 388, and, make it depart from this attachment strap, its bias is represented with label 390.

Grounding component 340 shown in Figure 20 comprises cantilever stringer 392, and the latter extends (this line of rabbet joint is to be cut into) forward in thin plate 396 in the line of rabbet joint 394.The line of rabbet joint 394 constitutes elastic leg 340a in its each side.On the plate 396 close sides 400 of front end 402, form otch 398.The rear side part 404 lateral tilt bevels of side 400 terminate on the aforementioned lead-in wire 350.After two contacts 340 shown in Figure 20, a rotation therein is identical.

Figure 21 shows the signal contacting piece that is placed in the passage 352, and Figure 22 is illustrated in the grounding component 340 in the line of rabbet joint 366, and they constitute second connector 314.Retaining part 384 makes contact 338 and passage 352 frictional fit, and jack 382 opens wide to opening 356.Lead-in wire 348 stretches out backward from after-opening 364.As shown in the figure, in each side of the midfeather 406 of framework 336, contact 338 is settled in the pair of channels 352 with opposed orientation.Because the cause of biasing 390, lead-in wire 348 and jack 382 are on the same center line.Contact 338 is put into the passages 352 from after-opening 36, simultaneously, the free end of jack 382 near or near shoulder 360.

Grounding component 340 is maintained in the groove 366, prevents to pull out owing to inwardly outstanding plush copper 374 is accepted in the otch 398.Inclined side part 404 leans against on the inclined wall part 378 of wall 376, to prevent moving forward of contact 340.Obviously, contact 340 is put into the grooves 366 from after-opening 372, and simultaneously, the leg 340a of plate 340 flexibly enters when inserting and surpasses plush copper 374.Lead-in wire 350 362 stretches out from the back side in each sides of the row of signal lead 348.

Figure 23 illustrates to be installed on the parallel substrate 16,344 respectively and to connect together connector 12, by engaging signal contacting piece 32,338 the signal circuit (not shown) on two substrates 16,344 is electrically connected thus.As shown in the figure, the binding post 62 of contact 32 is received within two stringer jacks 382 of contact 338 in the connector 314 in the connector 12.

Figure 24 is the view similar in appearance to Figure 23, but Figure 24 represents grounding

component

28,30 and 340 is engaged so that earthed circuit (not shown) interconnection on the parallel substrate 16,344.Contact between the contact 28,30,340 is realized by cantilever stringer 392 slip joint blades 58.

Below once mentioned contact 340 as the ground connection datum level.Yet, if when needing, available one or more contact 340 delivering powers.If so, make the blade on the electric power contact 28 58 shorter, so that earthed circuit interconnected before power circuit than the blade on grounding component 30 58.As shown in figure 24, the blade 58 on the left-hand side is shorter than the blade on the right-hand side slightly, with this dual purpose of

explanation contact

28,30.

Can find out, disclose a kind of high density, high frequency connector device, this device provides the signal integrity that strengthens, and comprises first and second connectors that can connect in the high density connector device, the former is installed on the base plate, and circuit board is installed on second connector. Each connector comprises row and transmits the row configuration of the contact of high-frequency signal, and is used for providing the alternate column of ground connection benchmark contact with the inhibit signal integrality. Grounding component in connector comprises outward extending blade. Grounding component in another connector comprises the cantilever stringer that engages with blade in each board slot seam, and this plate has sizable width to utilize, in order between the adjacent column that transmits signal contacting piece screen layer is set.

Claims

1, a kind of electrical connector device (10), it has first and second connectors (12,14) that can connect, and each connector (12,14) has the row of some signal contacting pieces that connect (32,76), it is characterized in that:

First connector (12) comprises other contact (28,30), the latter have between each row of the pin (62) that is placed on the signal contacting piece (32) blade (58) and

Second connector (14) comprises other contact (72,74), and the latter has cantilever stringer (124,146), is used for when described first and second connectors connect, and engages with blade (58) electricity.

2, according to the electrical connector device (10) of claim 1, it is characterized in that: described other contact (72,74) comprises plate (118,142), and simultaneously, cantilever stringer (124,146) is the part of plate (118,142).

3, according to the electrical connector device (10) of claim 2, it is characterized in that: the plate (118,142) on the described other contact (72,74) is placed in second connector (14) between the adjacent column signal contacting piece (76).

4, according to the electrical connector device (10) of claim 1, it is characterized in that: the other contact in first connector (12) (28,30) comprises the lead-in wire (52) that vertically departs from described blade (58).

5, according to the electrical connector device (10) of claim 4, it is characterized in that: described lead-in wire (52) outwards is arranged on first connector (12) from each row of signal contacting piece (32).

6, according to the electrical connector device (10) of claim 2, it is characterized in that: the blade (58) between the adjacent column that is placed in pin (62) is arranged in first connector (12), and, a pair of plate (118,142) between the adjacent column that is placed in signal contacting piece (76) is arranged in second connector (14).

7, according to the electrical connector device (10) of claim 6, it is characterized in that: every pair of plate in second connector (14) (118,142) can engage dividually.

8, according to the electrical connector device (10) of claim 5, it is characterized in that: the blade (58) between the adjacent column that is placed in pin (16) is arranged in first connector (12), and, by attachment strap (56) described blade (58) is fixed on the respective lead (52).

9, according to the electrical connector device (10) of claim 8, it is characterized in that: the attachment strap (56) of every blade (58) can engage dividually in first connector (12).

10, a kind of electrical connector device (10), it has first and second connectors (12,314) that can connect, and each connector (12,314) has the row of some signal contacting pieces that connect (32,338), it is characterized in that:

First connector (12) comprises other contact (28,30), and the latter has the respectively blade (58) between the row of the pin (62) that is placed on the signal contacting piece (32), and

Another connector (314) comprises other contact (340), and the latter has cantilever stringer (392), is used for when described first and second connectors (12,314) when connecting, and engages with blade (58) electricity.