CN102007775A

CN102007775A - Connection module

Info

Publication number: CN102007775A
Application number: CN2009801133883A
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: 2011-04-06
Anticipated expiration: 2029-03-24
Also published as: WO2009127315A8; DE112009000669B4; DE202008014699U1; TW200945694A; DE112009000669A5; CN102007775B; 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 ofly be used to communicate by letter and the link block of data technique, this link block has module housing, in described module housing, be provided with contact element, be used to make the heart yearn of cable side to link to each other, make be formed on module housing two the line bank/terminal boards (Klemmleiste) that extend on dorsad the longitudinal surface each other with the heart yearn of distribution side.

Background technology

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

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

But in described formerly known link block, the densification of Shi Xianing so far is still not enough for the requirement that increases, also have such danger in this external this link block, that is, the heart yearn end of cable side and distribution side is supplied owing to restricted position and is undesirably contacted.In addition, wiring process also is unsighted with insecure usually under given steric requirements.

Summary of the invention

Therefore just there is such purpose, 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.

Described purpose realizes by a kind of link block that starts described type, in this link block, module housing has at least one guiding mechanism in a zone of its longitudinal extension length, described guiding mechanism guides a plurality of heart yearns of at least one side in the described both sides (cable side and distribution side), makes the heart yearn of both sides be directed on the line bank that sets to them on the identical side.This situation allows on the one hand, can reduce the degree of depth of module, and the feasible so-called lattice dimensions as the spacing between the link block of this fork can keep lessly, and can connect more heart yearn on identical face so that ground is installed by this way.Described purpose also advantageously realizes by the configuration with a plurality of guiding mechanisms of link block.

In a configuration according to link block of the present invention, described at least one guiding mechanism is a plurality of or all heart yearns of pilot cable side aptly.At least one guiding mechanism described here for example can be made of the opening in the module housing, at least one slit on the module housing, the zone that at least one is arranged on a plurality of heart yearns of a double team of lath on the 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 zone 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 between the longitudinal surface of link block and side here, and can be extended in the recess of the groove type on vertical side of module, thereby the length variations of heart yearn end can not take place between the different cloth line position on the erecting device in module.

In another form of implementation of link block, in the zone of the line bank that matches 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, and the heart yearn that leads to the cable side of link block this moment can be directed or also maintenance reliably reliably.

But in the form of implementation of a preferred excellent operation of link block, here director element is arranged on the side of the introduction part of heart yearn dorsad of module housing, and particularly preferably be constructed to be permeable to be connected, thereby the guide frame channeling conduct that the heart yearn that will guide thus just will be fixed by this moment after coarse positioning is on link block with line bank with unclamping.

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

In the time of after heart yearn that described at least one guiding mechanism is configured to opening in the module housing and cable side is passing described opening, can guiding separately or in couples, with heart yearn terminal guide contact element the time, can realize to the heart yearn end because determine better guiding by other guiding mechanism.Described other guiding mechanism can be arranged for slit, the other opening or the receptacle in the sidewall of heart yearn or also can be arranged to and protrude in sidewall ground rabbet heart yearn or heart yearn between lath.

In a form of implementation of link block, the lath that preferably extends in shell length from described side extending projection is set on one or two side of the connection longitudinal surface of module housing, help 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 the housing projection.

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

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

In a improvement project according to link block of the present invention, for example by shelf, bowl, section bar rail or similarly holding element formation, module housing just releasably links to each other with described holding element by auxiliary element in second use location erecting device.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 around its longitudinal axis Rotate 180 ℃ and be inserted on the clamping tongue piece by the clamping muzzle again, follow such kayser, make described link block could pull down from erecting device again by instrument.Then can be cosily connecting up towards the distribution side of installation personnel now to the link block that is in the second final use location now.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 on this bottom and here can also additionally fix by tightening member.By the rotation that illustrates previously, in this use location, set contact element to the line bank of cable side, thereby in second use location, also make next operation to the cable side difficulty that becomes also towards described bowl bottom.

In another form of implementation of link block, erecting device can form by the 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 constructed with the insulation displacement wiring contact/cutting clamp wiring contact of the contact end of level land relative to each other or angled setting, has realized that by this form of implementation the reliable of heart yearn of cable side and distribution side is connected.

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

In an improvement project of described link block, particularly all contact elements of line bank have respectively and the conductive connection part that is arranged in the circuit board of 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 detections thus preferred all signals that exist in cable side and distribution side.Draw for described, in another improvement project, a receptacle is set also on module housing, a detecting element that writes down, changes and/or be transmitted in case of necessity the signal that arrives on the circuit board can be arranged on this receptacle.At this moment, the output of described signal also can realize by bus system in case of necessity.

In different enforcement shapes, can in other opening, insert annex in vertical side of link block, these annexes in case of necessity with the 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, also can be 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, the screening arrangement that is preferably configured as barricade for example is set between the right contact element of different heart yearns.Screening arrangement preferably can link to each other with the earthing device of erecting device.

Reach the favourable cable distribution that can realize with less space requirement for cable side in link block, cable side at module housing, at least in the zone 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 protrudes in lath with the side substantially parallelly, and the heart yearn (5) by described wall section or transverse slats cable side is kept and guiding by basin shape or cage type ground.

Realized the cable distribution that meets purpose by a form of implementation in the distribution side of link block, in this form of implementation, in the zone of each distolateral end of module housing, particularly in the extension of the wall portion of lath, one wall elements is set, the heart yearn of this wall elements guiding and/or maintenance distribution side respectively.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 zone of each distolateral end of module housing, in the zone of bending, be provided with the retraction portion that is used for partly holding and guiding heart yearn, can further improve relevant cables this moment and distribute.

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

In another form of implementation, the distolateral end of each of module housing is provided with particularly expansible guide collar ring, and the heart yearn that can will set especially simply to the distribution side of link block this moment guides to link block.

At one of link block particularly well in the form of implementation of the responsive cable of protection; between the cable side and distribution side of module housing; on the side of heart yearn introduction part, be provided with crooked and/or the boss of the forming part of upper process from the side, will be from the adjacent module that is in the same use location in the second use location outstanding heart yearn of this forming part towards and the module direction that matches of described heart yearn push back.

Description of 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 the perspective side elevation view of front under the situation that does not have wiring of a form of implementation of link block;

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 of another form of implementation of link block of distribution side of part wiring of another form of implementation of the cable side that has wiring and link block, described link block remains on one and installs on the bowl, so that cable side is connected up in first use location;

Fig. 4 illustrates the perspective side elevation view that has towards observer's the erecting device that is in link block in first use location and three link blocks that are arranged on second use location;

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

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

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

Embodiment

In Fig. 1 and 2, at first show on the whole view with the front or the back side of 1 link block of representing, described link block is made of a plastic insulation that has the rectangle of longitudinal surface 2a, 2b and side 3a, 3b basically, the outside composition module housing 4 of described plastic insulation.Contact element 7 is set in module housing 4, is used 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 zone of its longitudinal extension, this opening allowed before the heart yearn contacting that the heart yearn 5 from following pilot cable side passes through for the observer, make the

heart yearn

5,6 of both sides (cable side and distribution side) to be directed on the module housing 4 from identical direction with saving the space, that is, be directed on the identical side 3a respectively on line bank 8a, the 8b that matches with each heart yearn.Opening 9 is extended in the groove 10 to the dorsal part of module housing 4 as guiding mechanism this moment, allows to be provided with heart yearn bundle (Adernbaum) and avoids the heart yearn bundle that length variations takes place afterwards in corresponding position in the wiring of the link block 1 that this groove illustrates below.

On the side of link block 3a, 3b, give prominence to and particularly lath 15 is set thereon as contact protection.In Fig. 1 and 2 for below the observer, on the longitudinal surface 2b thereon of line bank 8b position, the director element 26 of a shelf formula 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 in groove shaped in the position that connects here, wherein keeps function to provide by the clamping projection 31 on two ends of the shelf 26 of setting.The following observer's dorsad of shelf 26 face is not that the vertical side 2b below module housing 4 evenly is contained in the receptacle 30, but is offset towards top vertical side 2a with respect to this vertical side.

Equally shown in Fig. 1 and 2, the contact element 7 that the opening 9 of module housing 4 is positioned at zone in the middle of it and

line bank

8a, 8b is distributed in (opening) both sides along the longitudinal extension of housing 4, and the contact that particularly has equal number respectively on the right and the left side of opening 9.In addition, in Fig. 1 and 2, also be illustrated in the card 12 on longitudinal surface 2a, the 2b that is positioned at link block 1 in the zone of distolateral end 11, as being used to keep or the part of the Connection Element 25 of fixedly connected module.Can see in Fig. 1 that at last by other guiding mechanism, promptly lath 13 guides the heart yearn 5 of cable side in couples after passing opening 9.In Fig. 2, illustrate in addition, have crooked and/or the boss 46 of the type exterior feature of 3b upper process from the side on the side 3b of linear 5,6 introduction part, being provided with one between the cable side of module housing 4 and the distribution side, making this type exterior feature in second use location 52, will push back towards the direction that sets to the module 1 of this heart yearn from heart yearn 5 adjacent, that be in projection in the module 1 the identical use location 52.

Fig. 3 illustrate to Fig. 1 in similar link block 1 on the principle, in this link block, the complete wiring of line bank 8b of cable side KS.The heart yearn 5 of cable side passes opening 9 at this moment and is directed on its position, and wherein said guiding is auxiliary by the guiding mechanism 13 of strip type.In the slit of the end link this moment row 8b of heart yearn 5.This external side 3a goes up also such cage ground to heart yearn 5 channeling conducts and maintenance,, a plurality of wall portion section 41 or transverse slats 41 that 3a ground, side is given prominence to from lath 15 that are arranged essentially parallel to 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.Described heart yearn 6 at first is responsible for the guiding heart yearn here at the wall elements 42 that passes on the distolateral end 11 of module housing in the extension of wall portion (41) that expansible/open guide collar ring 45, is arranged on lath 15.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 has in the zone of the distolateral end 11 of module housing 4 in the traversing section of direction bending of cable side on one day and the zone in bending and is provided with the described retraction portion 43 that is used for holding partly and guiding heart yearn 6 equally.To bearing of heart yearn or each heart yearn 6 up to the further guiding in the slit that sets of line bank 8a wall portion by lath 15.

Among this external Fig. 3, in the zone of the distolateral end 11 of link block, also among Fig. 1 and 2, can see holding element 44 as all the other situations, this holding element is set at and is used to hold 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 first use location 51, be shown in the installation site, and other three link blocks 1 are in second use location 52, promptly shown in the service position.

In first use location 51, link block 1 utilize by card 12 basin shape erecting device 17 only remain in the use location with the coefficient tongue piece 16 of card, and therefore setting at this moment, because prevent that module housing from snapping in and keep module 1 simultaneously as the sightless clamping projection of another parts of Connection Element 25. with raisingIn the second final use location 52, i.e. service position, link block 1 is on the tongue piece of kayser at erecting device after the wiring of cable side.That is, the zone of tongue piece 16 upper and lowers constitutes the

counterpart

32,33 of the different clamping position of two

use locations

51,52.

In other words, in first use location 51, cable side at first is connected on the 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 top.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 slit 18 of line bank 8b after the 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 in being clamped in guiding mechanism afterwards, and this can cause higher crosstalk attenuation, the effect that promptly causes higher erasure signal to disturb.

After the first line bank 8b wiring, link block 1 is unclamped from erecting device 17, and along the direction of arrow after its longitudinal axis Rotate 180 ° at first cover install in second use location on the erecting device and at this moment by other that do not illustrate, as the clamping projection and the tongue piece 16 of the part of Connection Element 25, particularly be positioned at tongue piece on opening clamping mutually, 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 that does not illustrate 4 of link block 1 with the preferred angle at 45 of line bank 8a, 8b.Each contact element 7 links to each other with a circuit board 20 by at least one system's wedge contact 22 of giving prominence to from the plane of contact element 7 angledly, and this circuit board transmission is applied to the signal on the contact element 7.

The contact element 7 that is used to run through connection is shown in Fig. 5 here, contact element 7 with line bank of intermediate contact 21 shown in Figure 7, described intermediate contact is used to draw and check, and the contact element 7 with divider of intermediate contact 21 shown in Figure 6, described intermediate contact is used for tap and inspection.Here the intermediate contact 21 of contact element 7 is preferably perpendicular to the vertical of

line bank

8a, 8b in Fig. 6 and 7.

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

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

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

heart yearn

5,6 of both sides to be directed on the module housing 4 from identical direction.

Claims

1. be used to communicate by letter and the link block of data technique, has module housing, for the heart yearn with cable side is connected with the heart yearn of distribution side, in described module housing, contact element is set, make be formed on module housing two line banks that extend on dorsad the longitudinal surface each other, it is characterized in that, module housing (4) has at least one guiding mechanism (9 in a zone of its longitudinal extension, 13), this guiding mechanism guides a plurality of heart yearns (5 of at least one side in the above-mentioned both sides, 6), make the heart yearn (5 of both sides, 6) on identical side, be directed into associated line bank (8a, 8b).

2. link block according to claim 1 is characterized in that, a plurality of or whole heart yearns (5) of described at least one guiding mechanism (9,13) pilot cable side.

3. link block according to claim 1 and 2, it is characterized in that described at least one guiding mechanism (9,13) constitutes by at least one slit on the opening in the module housing (4), the module housing (4), zone that at least one is arranged on a plurality of heart yearns of a double team of lath on the module housing (4) or module housing (4).

4. according to each described link block in the claim 1 to 3, it is characterized in that, described at least one guiding mechanism forms by the opening (9) of module housing (4), described opening is preferably placed in the zone of centre of module housing (4), and the contact element (7) of line bank (8a, 8b) is positioned at both sides, preferably has a contact (7) of equal number in both sides along the direction of the longitudinal extension of housing (4).

5. according to each described link block in the claim 1 to 4, it is characterized in that, in the zone of the line bank (8b) that matches 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.

6. link block according to claim 5 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).

7. according to claim 5 or 6 described link blocks, it is characterized in that director element (26) is constructed to be permeable to releasably be connected with line bank (8b).

8. according to each described link block in the claim 5 to 7, it is characterized in that, director element (26) is configured to the port of module housing (4) or is configured to distensible or closed circle ring or is configured to shelf, and its each end is directed in the receptacle of particularly being arranged to groove (30) and keeps.

9. link block according to claim 8 is characterized in that, at least one end of shelf (26) is provided with catch element (31), particularly clamping projection, in the receptacle (30) that described catch element is connected to described end to set.

10. each described link block in requiring according to aforesaid right, it is characterized in that, described at least one guiding mechanism is configured to the opening (9) in the module housing (4), the heart yearn of cable side (5) pass described opening (9) afterwards can be by the separately or in couples guiding of one of described other guiding mechanism (13).

11. according to each described link block in the aforesaid right requirement, it is characterized in that, go up in one or two side (3a, 3b) of the connection longitudinal surface (2a, 2b) of module housing (4) and be provided with from lath described side extending projection, that preferably extend (15) in shell length.

12. according to each described link block in the aforesaid right requirement, it is characterized in that, be respectively equipped with a Connection Element (25) in the zone of each distolateral end (11) of module housing (4), described Connection Element releasably remains on module housing (4) on the erecting device (17) in first use location (51).

13. link block according to claim 12, it is characterized in that, Connection Element (25) preferably constitutes by one or more clampings and/or bayonet unit, described clamping and/or bayonet unit and be positioned at counterpart (32,33) acting in conjunction on the erecting device (17).

14. according to each described link block in the aforesaid right requirement, it is characterized in that, erecting device (17) is by shelf, bowl, section bar rail or similarly holding element formation, and module housing (4) just releasably links to each other with described holding element by auxiliary element in one second use location (52).

15., it is characterized in that erecting device (17) forms by the round bar structure, is arranged to receptacle for described round bar structure Connection Element (25) according to each described link block in the aforesaid right requirement.

16. each described link block in requiring according to aforesaid right is characterized in that, the contact element (7) of line bank (8a, 8b) is constructed with the insulation displacement wiring contact (18) of the contact end (19) of level land relative to each other or angled setting.

17. according to each described link block in the aforesaid right requirement, it is characterized in that, the contact element (7) that is provided with 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 between contact end (19), forming intermediate contact (21) but but separable or break-make.

18., it is characterized in that particularly all contact elements (7) of line bank (8a, 8b) have respectively and the conductive connection part that is arranged in the circuit board (20) of module housing (4) according to each described link block in the aforesaid right requirement.

19. according to each described link block in the aforesaid right requirement, it is characterized in that, one receptacle (24) is set on module housing (4), and a detecting element that writes down, changes and/or be transmitted in case of necessity the signal that arrives on the circuit board can be arranged on this receptacle.

20. according to each described link block in the aforesaid right requirement, it is characterized in that, in the zone of vertical side (2a, 2b), be provided with the opening that is used to hold annex on the described link block.

21. according to each described link block in the aforesaid right requirement, it is characterized in that, between the right contact element (7) of different heart yearn (5,6) screening arrangement (14) is set in module housing (4), each described screening arrangement preferably is arranged to barricade (34).

22. link block according to claim 21, it is characterized in that, each screening arrangement (14) is by electric conductor, particularly lath (35) electrical connection mutually by passing module housing (4), and opposed each end (36) of described lath can link to each other with the earthing device of erecting device (17).

23. according to each described link block in the aforesaid right requirement, it is characterized in that, cable side in module housing (4), at least in the zone of a side (3a), be respectively provided to a few wall section (41) and/or transverse slats in the both sides of described at least one opening (9), it particularly protrudes in lath (15) with side (3a, 3b) substantially parallelly, makes the heart yearn (5) of cable side be kept and guiding by basin shape or cage type ground.

24. according to each described link block in the aforesaid right requirement, it is characterized in that, in the zone of each distolateral end (11) of module housing (4), particularly in the extension of the wall portion of lath (15), one wall elements (42) is set, the heart yearn (6) of this wall elements guiding and/or maintenance distribution side respectively.

25. according to each described link block in the aforesaid right requirement, it is characterized in that, described lath (15) has the traversing section of the direction bending of cable side on one day in the zone of each distolateral end (11) of module housing (4), be provided with the retraction portion (43) that is used for partly holding and guiding heart yearn (6) in the zone of the bending of lath (15).

26. each described link block in requiring according to aforesaid right is characterized in that, is respectively equipped with at least one holding element that is used to hold annex (44) in each distolateral end (11) of module housing (4) in the zone of the end of distribution side.

27. according to each described link block in the aforesaid right requirement, it is characterized in that the distolateral end (11) of module housing (4) is provided with particularly expansible guide collar ring (45), the heart yearn of distribution side (6) guides by described guide collar ring.

28. according to each described link block in the aforesaid right requirement, it is characterized in that, between the cable side and distribution side of module housing (4), on the side (3b) of heart yearn (5,6) introduction part, be provided with crooked and/or the boss (46) of the type exterior feature of (3b) upper process from the side, make will be from the adjacent module that is in the same use location (52) in second use location (52) the outstanding heart yearn (5) of this type exterior feature towards and the module direction that matches of described heart yearn push back.