CN209169528U - Parity mode group for high speed connector - Google Patents

Abstract

The utility model discloses the parity mode groups for high speed connector, it includes the odd module being mutually close to and even module, it is offered in odd module multiple for arranging that the odd module difference of the second cabling group walks line chamber, it is offered in even module multiple for arranging that the even module difference of the first cabling group walks line chamber, the wire laying mode of second cabling group and the first cabling group is not identical, wherein the first cabling group includes differential pair and the return piece that differential pair side is arranged in, the second connecting portion of return piece offers through slot, several connection bridges are provided in through slot, and through slot is separated into several segments by connection bridge.Through slot is offered on the return piece of the utility model, realizes impedance matching, and reduces demand of the return piece to material, reduces production cost；Connection bridge shortens return flow path, effectively reduces crosstalk；And entire parity mode group impedance matching, is suitable for high speed connector.

Description

Parity mode group for high speed connector

Technical field

The utility model relates to high speed connectors, are especially used for the parity mode group of high speed connector.

Background technique

Electric connector is other than it will meet general performance requirement, it is also necessary to which electric connector reaches contact well, and work can It leans on, requirement easy to maintain.

High speed rear panel connector be used for large-scale communication apparatus, very-high performance server and supercomputer, industrial computer, High-end storage equipment etc., with communication, the fast development of electronics, internet industry, the market scale of high speed connector is rapid-result fastly It is long.

Utility model content

The shortcomings that the purpose of the utility model is to overcome the prior arts provides that a kind of return flow path is short and impedance matching Parity mode group for high speed connector.

The purpose of this utility model is achieved through the following technical solutions: for the parity mode group of high speed connector, it is wrapped The odd module being mutually close to and even module are included, is offered in odd module multiple for arranging that the odd module difference of the second cabling group is walked Line chamber offers in even module multiple for arranging that the even module difference of the first cabling group walks line chamber, the second cabling group and first Cabling group includes differential pair and the return piece that differential pair side is arranged in, and the second connecting portion of return piece offers through slot, is led to It is provided with several connection bridges in slot, and is connected to bridge and through slot is separated into several segments.

Preferably, odd module difference, which walks line chamber and walks line chamber with even module difference, is interspersed, face surprise module difference cabling The first convex block is provided in the even module of chamber, the cooperation of the first convex block is intracavitary in odd module difference cabling, and positive antithesis module difference is walked The second convex block is provided in the odd module of line chamber, the cooperation of the second convex block is intracavitary in even module difference cabling.

Preferably, it is three that odd module difference, which walks line chamber, and walks line chamber, the 5th poor from long the 4th difference that is divided into is short to Divide to walk line chamber, the 6th difference to walk line chamber, positioned at the 4th difference walks line chamber, the 5th difference walks line chamber, the 6th difference walks the two of line chamber The second convex block is provided in the odd module of side, it is three that even module difference, which walks line chamber also, and is divided into first from length is short to Difference walks line chamber, the second difference walks line chamber, third difference walks line chamber, positioned at the first difference walks line chamber, the second difference walks line chamber, Three difference are walked and are provided with the first convex block in the even modules of line chamber two sides.

Preferably, the first difference walks line chamber, the second difference walks line chamber, third difference walks line chamber, the 4th difference walks line chamber, It is intracavitary at least provided with an interconnecting piece that five difference walk line chamber, the 6th difference cabling.

Preferably, the back side of the first convex block offers the first groove, and the cell wall thickness of the first groove is uniform, and second is convex The back side of block offers the second groove, and the cell wall thickness of the second groove is uniform.

Preferably, it is provided with the first positioning column and the second positioning column being staggered in even module, is offered in odd module and the Second location hole corresponding with the second positioning column is offered in the corresponding first positioning hole of one positioning column and odd module.

Preferably, differential pair includes the first contact, first connecting portion and the first connection-peg, the first contact and first connecting portion One end connection, the other end of first connecting portion connect with the first connection-peg.

Preferably, return piece further includes the second contact and the second connection-peg, one end company of the second contact and second connecting portion It connects, the other end of second connecting portion is connect with the second connection-peg.

Preferably, the first connection-peg is aligned spacing side by side setting with the second connection-peg.

The utility model has the advantage that

1, through slot is offered on return piece, realizes impedance matching, and reduce demand of the return piece to material, reduced Production cost；

2, connection bridge shortens return flow path, effectively reduces crosstalk, and increase the structural strength of return piece；

3, parity mode group is by the first convex block and the second convex block, so that the cabling of the first difference cabling and the second difference cabling The transmission medium of peripheral region becomes odd module and the first convex block and even module by air and the second convex block is formed with sky The insulator of chamber, and the dielectric constant of air is lower than the dielectric constant of plastics, so that the dielectric of the transmission medium of routing region is normal Number changes, so that adjustable impedance in claimed range, realizes impedance matching；

4, the first groove is set at the back side of the first convex block, the back side of the second convex block is arranged the second groove, the first groove and The cavity that second groove is formed is air cavity, and the dielectric constant of the intracorporal air of the air chamber is lower than plastics, to transmit The dielectric constant of medium is changed, therefore the air cavity that the first groove and the second groove are formed can be used to adjust resistance It is anti-, so that parity mode group impedance matching.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of parity mode group；

Fig. 2 is the configuration schematic diagram of parity mode group；

Fig. 3 is the structural schematic diagram of odd module；

Fig. 4 is the structural schematic diagram of even module；

Fig. 5 is the structural schematic diagram that even module is mounted with the first cabling group；

Fig. 6 is the structural schematic diagram that odd module is mounted with the second cabling group；

Fig. 7 is the distribution schematic diagram of the first groove；

Fig. 8 is the distribution schematic diagram of the second groove；

Fig. 9 is the structural schematic diagram of the first difference cabling；

Figure 10 watches schematic diagram attentively for the first differential lines；

In figure: 1- idol module, 2- surprise module, 3- the first cabling group, 4- the second cabling group, the first convex block of 5-, 6- second are convex Block, 7- interconnecting piece, 8- surprise module difference walk line chamber, and 9- idol module difference walks line chamber, and the first difference of 11- walks line chamber, and 12- second is poor Divide to walk line chamber, 13- third difference walks line chamber, and the 4th difference of 21- walks line chamber, and the 5th difference of 22- walks line chamber, and the 6th difference of 23- is walked Line chamber, the first positioning column of 41-, 42- first positioning hole, the second positioning column of 43-, 44- second location hole, the first groove of 51-, 61- Second groove, 31- differential pair, 32- return piece, the first contact of 311-, 312- first connecting portion, the first connection-peg of 313-, 321- Second contact, 322- second connecting portion, 323- are connected to bridge, 324- through slot, the second connection-peg of 325-.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the present invention, it should be noted that the orientation or position of the instructions such as term " on ", "inner", "outside" Set relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when the orientation usually put Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model System.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

As shown in Figure 1, being used for the parity mode group of high speed connector, it includes the odd module 2 and even module 1 being mutually close to, As shown in Figure 2, Figure 3 and Figure 4, the first positioning column 41 and the second positioning column 43 being staggered are provided in even module 1, in odd module 2 Offer and the corresponding first positioning hole 42 of the first positioning column 41 and odd module 2 on offer it is corresponding with the second positioning column 43 Second location hole 44, it is preferred that the upper right corner of even module 1 is arranged in the first positioning column 41, and the second positioning column 43 is multiple, and The bottom of even module 1 is set, and further, second location hole 44 is blind hole, the first positioning column 41 and first positioning hole 42 It is connected as being interference fitted, the second positioning column 43 and the connection of second location hole 44 are also interference fit, when 41 He of the first positioning column After first positioning hole 42 and the second positioning column 43 are worked good with second location hole 44, odd module is close to even module and its edge It flushes.

In the present embodiment, it as shown in Fig. 2 ~ Fig. 6, is offered in odd module 2 multiple for arranging the surprise of the second cabling group 4 Module difference walks line chamber 8, offered in even module 1 it is multiple for arranging that the even module difference of the first cabling group 3 walks line chamber 9, In the present embodiment, as shown in figure 3, it is three that odd module difference, which walks line chamber 8, and long it be divided into the 4th difference from being short to and walk line chamber 21, the 5th difference walks line chamber 22, the 6th difference walks line chamber 23, and further, the 4th difference walks line chamber 21 and is located at the interior of odd module 2 Side, the 6th difference walk the outside that line chamber 23 is located at odd module 2, as shown in figure 4, it is three that even module difference, which walks line chamber 9 also, and from Be short to it is long be divided into that the first difference walks line chamber 11, the second difference walks line chamber 12, third difference walks line chamber 13, further, the One difference walks the inside that line chamber 11 is located at even module 1, and third difference walks the outside that line chamber 13 is located at even module 1, in the present embodiment In, odd module difference, which walks line chamber 8 and walks line chamber 9 with even module difference, to be interspersed, and further, the 4th difference is walked line chamber 21 and is located at First difference walks line chamber 11 and the second difference is walked between line chamber 12, the 5th difference walk line chamber 22 be located at the second difference walk line chamber 12 with Third difference is walked between line chamber 13, and the 6th difference walks line chamber 23 and is located at the outside that third difference walks line chamber 13.

In the present embodiment, as shown in Fig. 2 ~ Fig. 6, face surprise module difference is walked and is provided with first in the even module 1 of line chamber 8 Convex block 5, the cooperation of the first convex block 5 are walked in line chamber 8 in odd module difference, and positive antithesis module difference is walked to be arranged in the odd module 2 of line chamber 9 There is the second convex block 6, the cooperation of the second convex block 6 is walked in line chamber 9 in even module difference, therefore passes through the first convex block 5 and the second convex block 6, So that 1 install convenient of odd module 2 and even module, improves odd module 2 and the even mounting stability of module 1 and the knot of parity mode group Structure intensity is reduced and is produced into so that parity mode group is unlikely to deform, and also saves the material for making odd module and even module This, specifically, be located at the 4th difference walks line chamber 21, the 5th difference walks line chamber 22, the 6th difference walk line chamber 23 two sides odd mould The second convex block 6 is provided on block 2, positioned at the first difference walks line chamber 11, the second difference walks line chamber 12, third difference walks line chamber 13 The first convex block 5 is provided in the even module 1 of two sides, by the first convex block 5 and the second convex block 6, so that the first cabling group 3 The odd module difference that the even module difference of cabling walks 4 cabling of line chamber 9 and the second cabling group walks line chamber 8 and forms a cavity, thus So that the transmission medium of the cabling peripheral region of the first cabling group 3 and the second cabling group 4 becomes odd module 2 and first by air Convex block 5 and even module 1 and the second convex block 6 form the insulator with cavity, and the first convex block 5, the second convex block 6 are high score The dielectric constant of the plastics that sub- material is done, air is lower than the dielectric constant of plastics, thus Jie of the transmission medium of routing region Electric constant changes, so that adjustable impedance in claimed range, realizes impedance matching.

In the present embodiment, the first difference walks line chamber 11, the second difference walks line chamber 12, third difference walks line chamber the 13, the 4th Difference walks line chamber 21, the 5th difference walks line chamber 22, the 6th difference is walked in line chamber 23 at least provided with an interconnecting piece 7,7 energy of interconnecting piece Enough increase the structural soundness of odd module 2 and even module 1, so that it is steady to ensure that the first cabling group 3 and the second cabling group 4 are installed It is qualitative.

In the present embodiment, as shown in Figure 7 and Figure 8, the back side of the first convex block 5 offers the first groove 51, and first The cell wall thickness of groove 51 is uniform, and the back side of the second convex block 6 offers the second groove 61, and the cell wall thickness of the second groove 61 is equal Even, the cavity that the first groove 51 and the second groove 61 are formed is air cavity, the dielectric constant ratio of the intracorporal air of the air chamber Plastics it is low, so that the dielectric constant of transmission medium is changed, therefore the sky that the first groove 51 and the second groove 61 are formed Air cavity can be used to adjust impedance, so that parity mode group impedance matching, and the setting of the first groove 51 and the second groove 61, The weight of odd even module is also reduced, consumptive material is reduced, has saved production cost.

In the present embodiment, such as Fig. 9 and Figure 10, the wire laying mode of the first cabling group 3 and the second cabling group 4 is not identical, but First cabling group 3 and the second cabling group 4 include differential pair 31 and the return piece 32 that 31 side of differential pair is arranged in, differential pair 31 Including the first contact 311, first connecting portion 312 and the first connection-peg 313, one end of the first contact 311 and first connecting portion 312 Connection, the other end of first connecting portion 312 are connect with the first connection-peg 313, and further, return piece 32 includes the second contact 321, second connecting portion 322 and the second connection-peg 325, the second contact 321 are connect with one end of second connecting portion 322, and second connects The other end of socket part 322 is connect with the second connection-peg 325, and the first contact 311 and the second contact 321 are closely touched with straight male plug needle It connects, the second connection-peg 325 and the first connection-peg 313 are then used for grafting circuit board, and first connecting portion 312 is then for connecting first Contact 311 and the first connection-peg 313, second connecting portion 322 then for connecting the second contact 321 and the second connection-peg 325, are having In body use process, the length and shape of first connecting portion 312 and second connecting portion 322 can be changed according to actual needs, thus Convenient for the installation of differential pair 31 and return piece 32, and guarantee that the first connection-peg 313 is aligned spacing side by side with the second connection-peg 325 and sets It sets.

In the present embodiment, the second connecting portion 322 of return piece 32 offers through slot 324, and through slot 324 reduces return piece 32 area realizes impedance matching, and through slot 324, and can reduce demand of the return piece 32 to consumptive material, sets in through slot 324 Several connection bridges 323 are equipped with, and is connected to bridge 323 and through slot 324 is separated into several segments, by being connected to bridge 323, so that reflux Path is repeatedly connected to, and shortens return flow path by communicating position, effectively reduces crosstalk.

Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still, It should be understood that those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations It will fall within scope and spirit disclosed in the present application.More specifically, it discloses in the application, drawings and claims In range, can building block to theme combination layout and/or layout carry out a variety of variations and modifications.In addition to building block And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also be will be apparent.

Claims (9)

1. being used for the parity mode group of high speed connector, it is characterised in that: it includes the odd module (2) being mutually close to and even module (1), offered on the odd module (2) it is multiple for arranging that the odd module difference of the second cabling group (4) is walked line chamber (8), it is described Multiple for arranging that the even module difference of the first cabling group (3) is walked line chamber (9), second cabling is offered on even module (1) Group (4) and the first cabling group (3) include the return piece of differential pair (31) and setting in the differential pair (31) side (32), the second connecting portion (322) of the return piece (32) offers through slot (324), is provided in the through slot (324) several It is connected to bridge (323), and the through slot (324) is separated into several segments by the connection bridge (323).

2. the parity mode group according to claim 1 for high speed connector, it is characterised in that: the surprise module difference is walked Line chamber (8) walks line chamber (9) with the even module difference and is interspersed, and surprise module difference described in face walks the idol of line chamber (8) It is provided in module (1) the first convex block (5), the first convex block (5) cooperation is walked in line chamber (8) in the odd module difference, just The even module difference is walked and is provided with the second convex block (6) on the odd module (2) of line chamber (9), second convex block (6) is matched It closes and is walked in line chamber (9) in even module difference.

3. the parity mode group according to claim 2 for high speed connector, it is characterised in that: the surprise module difference is walked Line chamber (8) is three, and long is divided into that the 4th difference walks line chamber (21), the 5th difference walks line chamber (22), the 6th poor from being short to Divide to walk line chamber (23), positioned at the 4th difference walks line chamber (21), the 5th difference walks line chamber (22), the 6th difference walks line chamber (23) Two sides odd module (2) on be provided with the second convex block (6), the idol module difference walks line chamber (9) also as three, and from short It is divided into that the first difference walks line chamber (11), the second difference walks line chamber (12), third difference walks line chamber (13) to long, is located at described First difference walks line chamber (11), the second difference walks line chamber (12), third difference is walked and is all provided in the even module (1) of line chamber (13) two sides It is equipped with the first convex block (5).

4. the parity mode group according to claim 3 for high speed connector, it is characterised in that: the first difference cabling Chamber (11), the second difference walk line chamber (12), third difference walks line chamber (13), the 4th difference walks line chamber (21), the 5th difference cabling Chamber (22), the 6th difference are walked in line chamber (23) at least provided with an interconnecting piece (7).

5. the parity mode group according to claim 3 or 4 for high speed connector, it is characterised in that: first convex block (5) the back side offers the first groove (51), and the cell wall thickness of first groove (51) is uniform, second convex block (6) the back side offers the second groove (61), and the cell wall thickness of second groove (61) is uniform.

6. the parity mode group according to claim 5 for high speed connector, it is characterised in that: on the idol module (1) It is provided with the first positioning column (41) and the second positioning column (43) being staggered, offers on the surprise module (2) and determines with described first It is offered on the corresponding first positioning hole (42) of position column (41) and the odd module (2) corresponding with the second positioning column (43) Second location hole (44).

7. the parity mode group according to claim 1 for high speed connector, it is characterised in that: differential pair (31) packet Include the first contact (311), first connecting portion (312) and the first connection-peg (313), first contact (311) and described first One end of interconnecting piece (312) connects, and the other end of the first connecting portion (312) is connect with first connection-peg (313).

8. the parity mode group according to claim 7 for high speed connector, it is characterised in that: the return piece (32) is also Including the second contact (321) and the second connection-peg (325), the one of second contact (321) and the second connecting portion (322) End connection, the other end of the second connecting portion (322) are connect with second connection-peg (325).

9. the parity mode group according to claim 8 for high speed connector, it is characterised in that: first connection-peg (313) spacing side by side setting is aligned with second connection-peg (325).