CN102007775B

CN102007775B - Connection module

Info

Publication number: CN102007775B
Application number: CN200980113388.3A
Authority: CN
Inventors: C·克赖
Original assignee: COBI NET FERNMELDE und DATENNE
Current assignee: COBI NET FERNMELDE und DATENNE
Priority date: 2008-04-17
Filing date: 2009-03-24
Publication date: 2014-07-09
Anticipated expiration: 2029-03-24
Also published as: CN102007775A; WO2009127315A8; DE112009000669B4; DE202008014699U1; TW200945694A; DE112009000669A5; WO2009127315A1; DE102008019475A1

Abstract

The invention relates to a connection module for telecommunications and data engineering with a module housing (4) which contains, for the purpose of connecting wires (5) on a cable side to wires (6) on a routing block side, contact elements (7) arranged such that terminal strips (8a, 8b) extending on two mutually remote longitudinal faces (2a, 2b) of the module housing (4) are formed. In order to have a connection module (1) available which, when the space provided is restricted, achieves a relatively high wiring density by virtue of a safe wiring process, the invention provides for the module housing (4) in this connection module (1) to have, in a region of its longitudinal extent, at least one guide means (9, 13) which guides a plurality of wires (5, 6) from at least one of the sides such that the wires (5, 6) from both sides are guided to their associated terminal sides (8a, 8b) on the same lateral face (cf. figure 1).

Description

Link block

Technical field

The present invention relates to a kind of for communicating by letter and the link block of data technique, this link block has module housing, in described module housing, be provided with contact element, for the heart yearn of cable side is connected with the heart yearn of distribution side, make to be formed on two of the module housing line bank/terminal boards (Klemmleiste) that extend on longitudinal surface dorsad each other, wherein module housing at least has guiding mechanism in a region of longitudinal extension.

Background technology

This link block is exactly known for a long time, and at communication and data technique for example as the parts of the cablehead at the some place being connected between formation cable/cable side of network side and terminal use's device of distribution side (Rangierseite), for example telephone plant.Here multiple this link blocks that are mutually arranged side by side are configured for respectively the terminal box of the cable end of the double wired conductor of cable side.Communication and the increasing application requirements in data field are settled increasing terminal in the case of at least keeping the supply of position identical or that even reduce.

For example known such link block for this reason, in this link block, contact element is arranged in two and is in the line bank that angle arranges, and has realized thus and has saved space and corresponding higher wiring density.

But in described formerly known link block, the densification realizing is so far still inadequate for the requirement increasing, in this external this link block, also have such danger, that is, the heart yearn end of cable side and distribution side undesirably contacts due to the supply of restricted position.In addition, under given steric requirements, wiring process is also unsighted with insecure conventionally.At US4, in the link block of 685,755A, be exactly this situation, in this file, the link block of a multi-section fraction has a terminal board that is provided with multiple line banks, and described terminal board is contained in and in a support, carries out wiring.In addition, in this module, at least one line bank is very difficult to approach.

Summary of the invention

Therefore just there is such object, a kind of link block is provided, although utilize restricted reliable wiring process and the higher wiring density still can realized of this link block position supply when line bank has lasting accessibility.

Described object realizes by a kind of link block that starts described type, in this link block, described at least one guiding mechanism is configured to the opening through module housing between the side of the each longitudinal surface of connection of module housing on module housing, described at least one guiding mechanism guides multiple heart yearns of at least one side in above-mentioned both sides (cable side and distribution side), and the heart yearn of both sides is directed on associated line bank on identical side.

Above-mentioned feature is in the line bank come-at-able degree of depth that also allows to reduce module at any time simultaneously, this makes again can keep littlely as the so-called lattice dimensions of the spacing between link block, and can on identical face, connect more heart yearn so that ground is installed by this way.

In one of link block favourable improvement project, gap at least one module housing, the recessed forming part of the multiple heart yearns of double team that at least one is arranged on lath on module housing or a module housing are set on module housing as at least one other guiding mechanism, this improvement project suitably contributes to the guiding of heart yearn to the line bank matching.

According in link block of the present invention configuration, described at least one guiding mechanism is multiple or all heart yearns of pilot cable side aptly.At least one guiding mechanism described here for example can be made up of at least one gap on an opening, module housing in module housing, region that at least one is arranged on the multiple heart yearns of a double team of lath on module housing or module housing.

A favourable improvement project of described link block is, described at least one guiding mechanism forms by an opening of module housing, described opening is preferably placed in the region of centre of module housing, and the contact element of line bank is positioned at (this opening) both sides, is preferably placed at the both sides of the contact with equal number along the direction of the longitudinal extension of housing.Described opening extends here between the longitudinal surface of link block and side, and can be extended in the recess of the groove type in longitudinal side of module, thereby the length variations of heart yearn end can not occur between the different cloth line position in module on erecting device.

In another form of implementation of link block, in the region of the line bank matching with cable side, a director element is set, the heart yearn of the cable side of link block is led in this director element guiding and/or maintenance, now leads to the heart yearn directed or also maintenance reliably reliably of the cable side of link block.

One of link block preferably can the form of implementation of excellent operation in, here director element is arranged on the side of the introduction part of heart yearn dorsad of module housing, and be particularly preferably constructed to be permeable to can be connected with line bank with unclamping, thus the heart yearn that will guide thus after coarse positioning is in link block just by now will guiding by fixing guide frame.

In favourable configuration, director element can be configured to the port of module housing or be configured to distensible or closed ring or be configured to shelf, and its end is directed and keep in one is particularly arranged to the receptacle of groove.If the shelf that director element is constructed to be permeable to releasably connect, in this shelf, at least one end is provided with catch element, particularly clamping projection aptly, and described catch element is connected in the receptacle arranging described end.Here shelf can also be with an end regularly, also can be connected in link block integratedly, thereby shelf can swingingly arrange around its fixing end in this case.

Can be guided separately or in couples by other guiding mechanism after the heart yearn of cable side is passing described opening time, when by the heart yearn terminal guide contact element of cable side, can improve aptly the guiding definite to the heart yearn end of cable side that the guiding mechanism by being configured to opening is realized thus.Other guiding mechanism for example can be arranged for as mentioned above the receptacle in gap, other opening or the sidewall of heart yearn or also can be arranged to and protrude from sidewall be scarfed to heart yearn or heart yearn between lath.

In a form of implementation of link block, the lath preferably extending in shell length from described side extending projection is set on one or two side of the connection longitudinal surface of module housing, contribute to realize heart yearn end reliable contacting on the contact element of line bank of described both sides by this form of implementation, in this contacting, can avoid the undesirable contact in heart yearn end.Here can not get rid of, described lath interrupts by housing projection.

For the heart yearn end that makes cable side is connected with link block, described link block is preferably arranged on an erecting device, wherein in a form of implementation, in the region of the distolateral end of module housing, be respectively equipped with a Connection Element aptly, described Connection Element releasably remains on module housing on erecting device in the first use location, and in this use location, imports the cable end of cable side and then can make described heart yearn end and contact element contacting.

Relevant Connection Element preferably consists of one or more clampings and/or bayonet unit here, described clamping and/or bayonet unit and be positioned at the counterpart acting in conjunction on erecting device, for example consist of the clamping or the buckle mouth that are positioned on the longitudinal surface of module housing, the tongue piece being for example arranged on erecting device can be scarfed to described clamping or buckle mouth.In order can easily link block to be pulled down from erecting device again after cable side connects, link block is preferably maintenance and kayser not by Connection Element in the first use location.

According in link block of the present invention improvement project, erecting device is for example by shelf, bowl, profile rail or similarly holding element formation, and module housing is just releasably connected with described holding element by auxiliary element in the second use location.After having realized the importing and contacting of the cable side of explanation before this, link block can be pulled down from erecting device again, then be also again inserted on clamping tongue piece by card interface cover around its longitudinal axis Rotate 180 DEG C, follow such kayser, described link block can only could be pulled down from erecting device again by instrument.Then can cosily connect up towards the distribution side of installation personnel to the present of the present link block in the second final use location.In this use location, an open end of the opening of link block is for example towards the bottom that bowl is installed, and the cable of cable side extends and here can also additionally fix by tightening member on this bottom.By the rotation illustrating above, in this use location, arrange contact element to the line bank of cable side also towards described bowl bottom, thereby in the second use location, also make the next operation to cable side become difficulty.

In another form of implementation of link block, erecting device can form by round bar structure, is arranged to receptacle for described round bar structure Connection Element.

In a form of implementation of link block, the contact element of line bank is configured with insulation displacement wiring contact/cutting clamp wiring contact of the contact end of level land relative to each other or angled setting, has realized the reliable connection of the heart yearn of cable side and distribution side by this form of implementation.

In the improvement project that can be used for different functions of link block, the contact element of the line bank arranging between the heart yearn of cable side and the heart yearn of distribution side be link up or by form intermediate contact between contact end but separable or can break-make.

In an improvement project of described link block, particularly all contact element of line bank has respectively and the conductive connection part of circuit board that is arranged in module housing, for example be welded to connect portion, on the joint of the outside derivation of described connecting portion, can realize draw (Abgriff) of signal, can realize thus the preferably detection of all signals that exist in cable side and distribution side.Draw for described, in another improvement project, a receptacle is also set on module housing, a record, change and/or the detecting element that transmits the signal arriving on circuit board can be arranged in this receptacle if desired.Now, the output of described signal also can realize by bus system if desired.

In different enforcement shapes, can in other opening, insert annex in longitudinal side of link block, these annexes if desired with contact element contacting.Described annex can be disconnecting plug, cross-over connection plug, switching or overvoltage protective module or test cord on the one hand, can be also label frame, mark lid or the similar mark element of the single or multiple contacts of mark on the other hand.

In one of link block suitable improvement project, can be achieved like this raising data transmission rate, that is, in module housing, during manufacture, for example, the screening arrangement that is preferably configured as barricade is set between the right contact element of different heart yearns.Screening arrangement preferably can be connected with the earthing device of erecting device.

In order to reach the favourable cable distribution that can realize with less space requirement in the cable side of link block, in the cable side of module housing, at least in the region of a side, be respectively provided to a few wall section and/or transverse slats in the both sides of described at least one opening, it particularly with side substantially parallel protrude from lath, the heart yearn (5) by described wall section or transverse slats cable side by basin shape or cage type keep and guide.

Realize the cable distribution that meets object in the distribution side of link block by a form of implementation, in this form of implementation, in the region of each distolateral end of module housing, particularly in the extension of the wall portion of lath, one wall elements is set respectively, the heart yearn of this wall elements guiding and/or maintenance distribution side.In an improvement project of link block, described lath has the traversing section of the direction bending of cable side on one day in the region of each distolateral end of module housing, in bending region, be provided with the retraction portion for partly holding and guide heart yearn, now can further improve relevant cables and distribute.

In the time being respectively equipped with at least one holding element in the region of the end towards distribution side of the each distolateral end at module housing, other annex can be contained on another configuration of link block.

In another form of implementation, the each distolateral end of module housing is provided with particularly expansible guiding ring, now can be especially simply the heart yearn arranging to the distribution side of link block be guided to link block.

Protect particularly well in the form of implementation of responsive cable of link block; between the cable side and distribution side of module housing; on the side towards heart yearn introduction part, be provided with the bending and/or boss of the forming part of upper process from the side, this forming part pushes back heart yearn outstanding from the adjacent module in same use location in the second use location towards the module direction matching with described heart yearn.

Brief description of the drawings

Embodiment in reference to the accompanying drawings describes the present invention in detail below.Here shown in the very schematic diagram of part:

Fig. 1 illustrates that the front of a form of implementation of link block is not having the perspective side elevation view of wiring in the situation that;

Fig. 2 illustrates the perspective side elevation view at the back side of the form of implementation of Fig. 1;

Fig. 3 illustrates the perspective side elevation view with another form of implementation of the link block of the distribution side of the part wiring of the cable side of wiring and another form of implementation of link block, described link block remains on an installation bowl in the first use location, so that cable side is connected up;

Fig. 4 illustrates the perspective side elevation view that is arranged on the erecting device of the link block of the second use location with the link block in the first use location towards observer and three;

Fig. 5-7 illustrate respectively the different form of implementation of the contact element that can be arranged in the link block not illustrating;

Fig. 8 illustrates the end view that can be arranged on the intercell connector with grafting joint in module housing;

Fig. 9 illustrates the end view with the screening arrangement of the slab connector of barricade and barricade.

Embodiment

In Fig. 1 and 2, first show on the whole with 1 front of the link block representing or the view at the back side, described link block is made up of the plastic insulation of a rectangle with longitudinal surface 2a, 2b and side 3a, 3b substantially, the outside composition module housing 4 of described plastic insulation.Contact element 7 is set in module housing 4, and for (unshowned) heart yearn 5 of stube cable side KS and the heart yearn 6 of distribution side RS, described contact element forms line bank 8a, 8b on mutual longitudinal surface 2a, the 2b dorsad of module housing 4.

In addition, in Fig. 1 and 2, can also see well, module housing 4 medially has an opening 9 as guiding mechanism in a region of its longitudinal extension, this opening allowed before heart yearn contacting for observer to pass through from the heart yearn 5 of pilot cable side below, make the heart yearn 5,6 of both sides (cable side and distribution side) to save and to be directed to spatially module housing 4 from identical direction,, on identical side 3a, be directed to respectively on line bank 8a, the 8b matching with each heart yearn.Opening 9 is now extended in a groove 10 to the dorsal part of module housing 4 as guiding mechanism, in the wiring of the link block 1 that this groove illustrates below, in corresponding position, allows to arrange heart yearn bundle (Adernbaum) and avoids heart yearn bundle that length variations occurs afterwards.

On the side of link block 3a, 3b, give prominence to and particularly as contact protection, lath 15 is set thereon.In Fig. 1 and 2, on longitudinal surface 2b below observer, that line bank 8b is located thereon, the director element 26 of a bow-rack type is set in the zone line of line bank 8b, this director element guiding and/or keep leading to the heart yearn 6 of link block 1.Shelf 26 can releasably be connected with line bank 8b and guiding and maintenance in the receptacle 30 at groove type in the position connecting here, wherein keeps function to provide by the clamping projection 31 on two ends of the shelf 26 of setting.The face of observer dorsad below shelf 26 is not to be evenly contained in receptacle 30 with module housing 4 longitudinal side 2b below, but is offset towards longitudinal side 2a above with respect to this longitudinal side.

Equally shown in Fig. 1 and 2, the opening 9 of module housing 4 is positioned at region in the middle of it and the contact element 7 of line bank 8a, 8b is distributed in (opening) both sides along the longitudinal extension of housing 4, and particularly has respectively the contact of equal number on the right of opening 9 and the left side.In addition, in Fig. 1 and 2, be also illustrated in the card interface 12 on longitudinal surface 2a, the 2b that is positioned at link block 1 in the region of distolateral end 11, as the part for keeping or be fixedly connected with the Connection Element 25 of module.Finally in Fig. 1, can see, the heart yearn 5 of cable side is by other guiding mechanism after passing opening 9, and lath 13 guides in couples.In Fig. 2, illustrate in addition, there is the bending and/or boss 46 of the type exterior feature of 3b upper process from the side arranging one between the cable side of module housing 4 and distribution side on the side 3b of the introduction part towards linear 5,6, this type exterior feature is pushed back the heart yearn 5 of projection from module 1 adjacent, in identical use location 52 in the second use location 52 towards the direction arranging to the module 1 of this heart yearn.

Fig. 3 illustrates and link block 1 similar in principle in Fig. 1, in this link block, and the complete wiring of line bank 8b of cable side KS.The heart yearn 5 of cable side now passes opening 9 and is directed on its position, and the wherein said guiding mechanism 13 that is guided through strip type is assisted.Arrange in the gap of 8b the end of heart yearn 5 now link.This external side 3a is upper also to be guided and keeps heart yearn 5 to such cage,, multiple outstanding wall portion section 41 or transverse slats 41 that are arranged essentially parallel to side 3a from lath 15 is set respectively in the both sides of opening 9 that is.

The distribution side RS of link block 1 just its for the end on the observer right side on two heart yearn 6 wiring.The wall elements 42 that first described heart yearn 6 is arranged in the extension of wall portion (41) of lath 15 through the expansible/guiding ring 45, of opening on the distolateral end 11 of module housing is responsible for guiding heart yearn here.Heart yearn 6 then continues to guide in a retraction portion 43 of the end regions of lath 15 towards the direction of its wiring position.Lath 15 in the region of the distolateral end 11 of module housing 4, have cable side on one day direction bending traversing section and in bending region, be provided with equally described for holding partly and guide the retraction portion 43 of heart yearn 6.To heart yearn or each heart yearn 6 until the further guiding in the gap arranging of line bank 8a born by the wall portion of lath 15.

In this external Fig. 3, in the region of the distolateral end 11 of link block, if all the other situations are also in Fig. 1 and 2, can see holding element 44, this holding element is set as for holding annex.

Fig. 4 illustrate in two use locations 51,52 on the erecting device 17 that is in basin shape according to link block 1 of the present invention, wherein towards observer's link block 1 in the first use location 51, be shown in installation site, and other three link blocks 1 are in the second use location 52, shown in service position.

In the first use location 51, link block 1 is utilized only the remaining in use location with the coefficient tongue piece 16 of card interface of erecting device 17 of basin shape by card interface 12, and therefore raise at this moment and arrange, because prevent that module housing from snapping in and keep module 1 as the sightless clamping projection of another parts of Connection Element 25 simultaneously.In the second final use location 52, i.e. service position, link block 1 is after the wiring of cable side on the tongue piece of kayser at erecting device., the region of tongue piece 16 upper and lowers forms the counterpart 32,33 of the different clamping position of two use locations 51,52.

In other words, in the first use location 51, first cable side is connected in link block 1, and module 1 is just overlapped and is inserted on the erecting device 17 of basin shape for this reason, thereby the insulation displacement wire connecting portion of contact element 7 is towards above.The heart yearn 5 of cable side is conducted through opening 9 and continues guiding mechanism 13 from the downside of module and is clamped in the wiring gap 18 of line bank 8b after guiding, and then makes itself and contact element 7 contactings by a unshowned erecting tools.Here the winding majority of the heart yearn 5 of cable side is just untied after being clamped in guiding mechanism, and this can cause higher crosstalk attenuation, the effect that causes higher erasure signal to disturb.

After the first line bank 8b wiring, link block 1 is unclamped from erecting device 17, and in along the direction of arrow, after its longitudinal axis Rotate 180 °, first cover installs to the second use location on erecting device and at this moment by other that do not illustrate, as clamping projection and the tongue piece 16 of the part of Connection Element 25, particularly with the opening phase clamping being positioned on tongue piece, as shown in Figure 4.

In Fig. 5 to 7, can see the different configuration of contact element 7, the contact end 19 of these contact elements in the module housing not illustrating 4 of link block 1 with preferably angle at 45 ° of line bank 8a, 8b.Each contact element 7 by least one angularly from the plane of contact element 7 outstanding system wedge contact 22 be connected with a circuit board 20, this circuit board transmits the signal being applied on contact element 7.

Contact element 7 for running through connection is shown here in Fig. 5, the contact element 7 of the line bank with intermediate contact 21 shown in Figure 7, described intermediate contact is used for drawing and checking, and the contact element 7 of the divider with intermediate contact 21 shown in Figure 6, described intermediate contact is for tap and inspection.Here the intermediate contact 21 of contact element 7 is preferably perpendicular to the longitudinal of line bank 8a, 8b in Fig. 6 and 7.

In addition, Fig. 8 illustrates the circuit board 20 having for the contact opening 23 of embedded system wedge contact 22, in the region on top, receptacle 24 is set therebetween, this receptacle can be held the unshowned system plug for detection of signal, and all the other situations of this receptacle 24 can also be seen in Fig. 1.

Fig. 9 finally illustrates the layout as the barricade 34 of screening arrangement 14.Each barricade 34 interconnects by an electric conductor that is configured to lath 35, and described electric conductor longitudinally passes module housing 4 after it is arranged in link block 1.On its opposed end 36, this lath can be connected with the earthing device not being shown specifically of erecting device.

Therefore, the present invention relates to a kind of for communicating by letter and the link block 1 of data technique, it has module housing 4, for the heart yearn of cable side 5 is connected with the heart yearn 6 of distribution side, contact element 7 is set in described module housing, makes to be formed on two of module housing 4 line bank 8a, the 8b of the upper extension of longitudinal surface 2a, 2b dorsad each other.For such link block 1 is provided, utilize this link block, in space, supply is subject to also can realize reliable wiring process and higher wiring density in limited time, this link block 1 arranges like this,, module housing 4 has at least one opening 9 in a region of its longitudinal extension, and this opening guiding allowed the described heart yearn 5 of guiding to pass through before the heart yearn contacting of cable side, and the heart yearn 5,6 of both sides can be directed to module housing 4 from identical direction.

Claims

1. for communicating by letter and the link block of data technique, there is module housing, for the heart yearn of cable side is connected with the heart yearn of distribution side, in described module housing, contact element is set, make to be formed on two of the module housing line banks that extend on longitudinal surface dorsad each other, module housing has at least one guiding mechanism in a region of its longitudinal extension, it is characterized in that, each longitudinal surface (the 2a of connection that described at least one guiding mechanism is configured at module housing on module housing (4), side (3a 2b), 3b), pass the opening (9) of module housing, multiple heart yearns (5 of at least one side in described at least one guiding mechanism pilot cable side and distribution side, 6), make the heart yearn (5 of cable side and distribution side, 6) on identical side (3a), be directed into associated line bank (8a, 8b), and, in the cable side of module housing (4), at least in the region of a side (3a), be respectively provided to a few wall section (41) and/or transverse slats in the both sides of described opening (9), the heart yearn (5) that makes cable side by basin shape or cage type keep and guide.

2. link block according to claim 1, it is characterized in that, at least one gap (18) on module housing (4), the recessed forming part of the multiple heart yearns of a double team that at least one is arranged on lath (13) on module housing (4) or module housing (4) are set on module housing (4) as at least one other guiding mechanism (18,13,10).

3. link block according to claim 2, is characterized in that, multiple or whole heart yearns (5) of described at least one guiding mechanism and described at least one other guiding mechanism (13) pilot cable side.

4. according to the link block described in any one in claims 1 to 3, it is characterized in that, the opening (9) of described module housing (4) is arranged in the region of the centre of module housing (4), and the contact element (7) of line bank (8a, 8b) is positioned at both sides along the direction of the longitudinal extension of housing (4).

5. link block according to claim 4, is characterized in that, has the contact element (7) of equal number in both sides.

6. according to the link block described in any one in claims 1 to 3, it is characterized in that, in the region of the line bank (8b) matching with cable side, a director element (26) is set, this director element guiding and/or keep the heart yearn that leads to link block (1) (5) of cable side.

7. link block according to claim 6, is characterized in that, director element (26) is arranged on module housing (4) dorsad on the side (3b) of the introduction part of heart yearn (5).

8. link block according to claim 6, is characterized in that, director element (26) is constructed to be permeable to releasably be connected with line bank (8b).

9. link block according to claim 6, it is characterized in that, director element (26) is configured to the port of module housing (4) or is configured to distensible or closed ring or is configured to shelf, and its each end is directed and maintenance in receptacle (30).

10. link block according to claim 9, is characterized in that, described receptacle (30) is arranged to groove.

11. link blocks according to claim 9, is characterized in that, at least one end of shelf (26) is provided with catch element (31), in the receptacle (30) that described catch element is connected to described end to arrange.

12. link blocks according to claim 11, is characterized in that, described catch element (31) is clamping projection.

13. link blocks according to claim 2, is characterized in that, the heart yearn (5) of cable side can guided separately or in couples by one of described other guiding mechanism (13) afterwards through described opening (9).

14. according to the link block described in any one in claims 1 to 3, it is characterized in that, go up the lath (15) of setting from described side extending projection in one or two side (3a, 3b) of the connection longitudinal surface (2a, 2b) of module housing (4).

15. link blocks according to claim 14, is characterized in that, described lath (15) extends in shell length.

16. link blocks according to claim 14, is characterized in that, described transverse slats and side (3a, 3b) protrudes from described lath (15) substantially parallelly.

17. according to the link block described in any one in claims 1 to 3, it is characterized in that, in the region of the each distolateral end (11) of module housing (4), be respectively equipped with a Connection Element (25), described Connection Element releasably remains on module housing (4) on an erecting device (17) in the first use location (51).

18. link blocks according to claim 17, it is characterized in that, Connection Element (25) consists of one or more clampings and/or bayonet unit, described clamping and/or bayonet unit and be positioned at counterpart (32, the 33) acting in conjunction on erecting device (17).

19. link blocks according to claim 17, it is characterized in that, erecting device (17) is by shelf, bowl, profile rail or similarly holding element formation, and module housing (4) is just releasably connected with described holding element by auxiliary element in one second use location (52).

20. link blocks according to claim 17, is characterized in that, erecting device (17) forms by round bar structure, are arranged to receptacle for described round bar structure Connection Element (25).

21. according to the link block described in any one in claims 1 to 3, it is characterized in that, the contact element (7) of line bank (8a, 8b) is configured with the insulation displacement wiring contact (18) of the contact end (19) of level land relative to each other or angled setting.

22. according to the link block described in any one in claims 1 to 3, it is characterized in that, the contact element (7) that arranges between the heart yearn in cable side (5) of line bank (8a, 8b) and the heart yearn (6) of distribution side be link up or by form intermediate contact (21) between contact end (19) but separable or can break-make.

23. according to the link block described in any one in claims 1 to 3, it is characterized in that, the contact element (7) of line bank (8a, 8b) has respectively the conductive connection part with the circuit board that is arranged in module housing (4) (20).

24. link blocks according to claim 23, it is characterized in that, all contact elements (7) of line bank (8a, 8b) have respectively the conductive connection part with the circuit board that is arranged in module housing (4) (20).

25. according to the link block described in any one in claims 1 to 3, it is characterized in that, one receptacle (24) is set on module housing (4), a record, changes and/or the detecting element that transmits the signal arriving on circuit board can be arranged in this receptacle if desired.

26. according to the link block described in any one in claims 1 to 3, it is characterized in that, in described link block, in the region of longitudinal side (2a, 2b), is provided with the opening for holding annex.

27. according to the link block described in any one in claims 1 to 3, it is characterized in that, in module housing (4), between the right contact element (7) of different heart yearn (5,6), screening arrangement (14) is set.

28. link blocks according to claim 27, is characterized in that, each described screening arrangement is arranged to barricade (34).

29. link blocks according to claim 27, it is characterized in that, each screening arrangement (14) is electrically connected mutually by electric conductor, opposed each end (36) of described electric conductor can be connected with the earthing device of erecting device (17), and this link block is arranged on described erecting device.

30. link blocks according to claim 29, it is characterized in that, each screening arrangement (14) is by being mutually electrically connected through the lath (35) of module housing (4), and opposed each end (36) of described lath can be connected with the earthing device of erecting device (17).

31. according to the link block described in any one in claims 1 to 3, it is characterized in that, in the region of the each distolateral end (11) of module housing (4), one wall elements (42) is set respectively, the heart yearn (6) of this wall elements guiding and/or maintenance distribution side.

32. link blocks according to claim 14, it is characterized in that, in the extension of the wall portion of described lath (15), a wall elements (42) is set respectively, this wall elements guiding and/or keep the heart yearn (6) of distribution side.

33. link blocks according to claim 14, it is characterized in that, described lath (15) has the traversing section of the direction bending of cable side on one day in the region of the each distolateral end (11) of module housing (4), is provided with the retraction portion (43) for partly holding and guide heart yearn (6) in the bending region of lath (15).

34. according to the link block described in any one in claims 1 to 3, it is characterized in that, in the region of the end towards distribution side of the each distolateral end (11) of module housing (4), be respectively equipped with at least one for holding the holding element (44) of annex.

35. according to the link block described in any one in claims 1 to 3, it is characterized in that, the distolateral end (11) of module housing (4) is provided with guiding ring (45), and the heart yearn (6) of distribution side guides by described guiding ring.

36. link blocks according to claim 35, is characterized in that, described guiding ring (45) can be expanded.

37. according to the link block described in any one in claims 1 to 3, it is characterized in that, between the cable side and distribution side of module housing (4), bending and/or the boss (46) of the type exterior feature of (3b) upper process is from the side set on the side (3b) towards heart yearn (5,6) introduction part, this type exterior feature is pushed back heart yearn (5) outstanding from the adjacent module in same use location (52) in the second use location (52) towards the module direction matching with described heart yearn.