DE10008868A1 - Connecting bridge for glass wall segments fitted with solar panels - Google Patents

Abstract

The connecting bridge (1) for glass wall segments with solar cells is linked by a central support bearing (2) to a wall of an understructure etc. Radially to the bearing extends a support arm (4), on whose free end, away from bearing, is located a coupling hinge (5) for the glass wall segment clamping fitting (6). The central bearing is of spatial hinged type, and in axial direction a coupling strap is fitted at free end of the support arm, co-acting with a link fork of the clamping fitting and located between the support arm and the clamping fitting. A cable holder extends from bearing to glass wall segments.

Description

The invention relates to a by means of a central support bearing Connected wall, a substructure or the like bridge for connection to one or more glass wall segments or plate segments that are equipped with a solar panel or in which the individual solar cells are integrated, with at least a radially extending from the support bearing arm, on the Support bearing facing away from the free end of a connecting joint for the conclusion of a spanning the glass wall segment or plate segment Clamp fitting is arranged, and the connecting bridge a zen central implementation of the connection cable of the solar panel.

In a generic device according to EP 0 784 129 A1 a four-armed connecting bridge rigidly on a central support bearing a substructure attached while the free ends of the Support arms via a rigid connection joint to the one glass washer-clamping clamp fittings are connected in such a way that the articulated support directly on a concave bearing surface of the inside of the clamping element of the clamp fitting he follows. This not only requires a complex training of all clamping devices strikes, in particular, voltages introduced into the system directly on the inside of the clamping element of the clamp impact transmitted, which lead to the destruction of solar cells would.

The object of the invention is the required adaptability and Monta friendliness of the connecting bridge to construction tolerances of the subcon optimize structure or the like, that is to say in particular the central support of the support bearing of the connecting bridge on one Substructure or the like to improve, being on one agile, articulated support of the individual support arms of the connector bridge on the individual clamp fittings should be dispensed with.  

Furthermore, a simple constructive design of the whole Connecting bridge, especially the support arms and the free ones The ends of the support arms are aimed at the joints, also a possibility of routing the connecting cables of the solar panels must be.

The invention solves the stated problem with the teaching according to claim 1, according to which the central support bearing is a space bearing and the An final joint designed as a pin joint and between the support arm and the clamp fitting is arranged. At the same time is the support bearing designed so that it allows a connection cable to pass through light, with the support bearing also including a cable holder can.

According to the solution according to the invention, only one is articulated Support provided in the central support bearing, which is an adjustment of the central support bearing and thus the connecting bridge to the subcon structure or the like, while using simple bolt tightness steer between the free ends of the support arms and the clamp fittings an adjustment of the clamp fittings to the glass to be connected wall segments or plate segments with the solar panels. Here - as will be explained below - preference is given to Klemmbe beats use that is deformable to a limited extent, that is, in itself are limited articulated.

For forwarding the connection cables from the individual solar panels len, a Vorrich is connected to the central support bearing tung z. B. proposed in the form of a tube in which the connection Immerse the cable and continue through a central hole in a fastener member to a substructure and thus concealed to one Inverter. The cables laid in this way are vandalis must be sure and do not disturb the viewer's gaze on the ge Entire construction of the glass wall segments with their solar panels.

Further features of the invention are characterized by the subclaims draws.  

Connection bridges for the aforementioned purpose are usually made of stainless steel or cast iron. With regard to the constructive shape tion of the support arms of the connecting bridge is proposed, this full-walled or hollow and circular or oval in cross-section the, starting from the central support bearing against the Glass wall segment or plate segment to be convexly curved can. For manufacturing reasons, it has proven to be useful that the support arm of the connecting bridge in a radial bore of the central support bearing is soldered or made in one piece as a casting is and at its free end a connecting tab of the Anschlussge has steering to which a connecting fork of a clamp fitting closes, the connecting lug and the connecting fork connecting to form final joint. The connection joint is not rigid, it serves for tension-free installation and only transmits power.

In a constructive design of the technical teaching according to claim 1 the invention also proposes that the central Spherical bearing formed from a pot-like base body exists, which is directed against the substructure or the like Pot bottom an opening for a the opening with play has comprehensive fastening screw, on which the sub construction or the like facing surface of the pot bottom a concave troughed storage area for receiving a concave Complementary surface having lens is arranged that further on the surface of the glass segment or plate segment facing The bottom of the pot has a flat bearing surface for supporting a flat Plank-convex lens bearing surface is arranged at the concave surface a plano-convex lens with its convex surface lies and that the space joint by means of a fastening screw screwable lock nut is adjustable, and at the same time all previous mentioned components lying on an axis on a central hole point through which the connection cable can be safely guided where at the same time the mobility and adjustability of the articulated joint gers is retained.  

With such a formation of the space joint in the central area the connecting bridge can easily be attached to the fastening screw the substructure, whereby they have a certain win incline to the plane given by the extension of the arms can eat. The aforementioned lenses shift towards each other or opposite the corresponding contact surfaces of the pot-like Basic body. After connecting the fastening screw to the Substructure can tighten the lock nut and thus that Be articulated.

The open side of the glass segment or plate segment facing pot-like base body takes the tube to the collection of the connection box on. The tube can be molded on or by means of a thread be screwed. For better insertion of the connection cable can the pipe has an inner chamfer or a funnel-shaped open end sen.

If the connecting bridge can be connected to a wall can the mounting screw articulated to the support bearing by means of a cross-bore mounting sleeve with the Wall are connected, the fastening sleeve abutting the wall has supporting plates that have a flat support of the attachment ensure sleeve on the level of the wall.

The connecting joints at the ends of the support arms are designed that the existing connecting lugs on the support arms are in axial Extend in the direction of the support arms. This makes it possible under 45 ° force transmission from the flat component of the glass wall segment with the solar panels over the support arms into the central support bearing of the Connection bridge possible.

The connection of the connecting lugs and connecting forks of the clamps Strikes in the form of a connecting joint is only non-positive, that is the connecting joint is not rigid. The connection between An end flap and connecting fork can be secured by a bolt, rivet, Screw etc. can be realized.  

As mentioned above, the invention preferably uses clamp fittings Use whose internal structure is designed so that between the the glass pane or the like clamping elements of the Clamp fitting and the connection point to a bracket, for example also be on the connecting joint of a connecting bridge limited mobility is given to go directly into the glass pane (Solar panel) introduced voltages already in the area of the clamp to be able to absorb and eliminate impact.

In an embodiment of the invention, the clamp fitting is characterized thus characterized in that it has an inside clamping element and an au has clamping element on the outside, the clamping element on the inside ment on its lateral surface facing away from the glass wall segment conical or spherical formed by a permanently elastic spring member Surface (shell surface) against which a complementary surface of a Inner jacket of a cap with adjustable preload is adjustable, with the cap on the substructure facing side one with a thread, from an over has a cylindrical projection and between the Union bell and the union nut a guided with radial play Flange a connecting fork of the bolt joint (connecting joint) is exciting. The clamp fitting designed in this way leaves next to wrote out given by the permanently elastic spring member possibility of additional compensation of the clamp fitting towards the connecting joint in that the flange of the An closing fork is guided with radial play in the clamp fitting. This Feature also ensures, for example, an adaptation to construction Tolerances of the boreholes in the individual glass wall segment ment.

In a further embodiment of the invention, a clamp fitting basically the same design between the cap and the Union nut a part of the connecting fork Have space joint, for example, by a lenticular Extension of the connecting fork and a corresponding, between over throwing bell and nut mounted second lens is formed. Also  by means of this additional space joint, a good adaptation of the Clamp fitting on borehole tolerances of a glass wall segment possible, which makes it clear that when installing the glass wall segment with solar panels no tension in the solar cells and also arise in the glass wall segments.

The structural design of the connection according to the invention bridge is not based on the use of prior art knew four arms limited; it can be three, two or only one each Weil have support arm extending radially to the support bearing. To continue The connection cable for the solar cells is located on the support point each have a device that is clean, vandal-proof and easy installation of these connection cables.

The invention is based on various embodiments Example of a connecting bridge, two embodiments a clamp fitting and an embodiment of a Stützla gers described in more detail.

Show it:

Fig. 1: A four-armed connecting bridge in the front view.

Fig. 2: The connecting bridge according to Fig. 1 in plan view.

Fig. 3: The connecting bridge according to FIGS. 1 and 2 as a perspective exploded drawing.

Fig. 4: The top view of a three-armed connecting bridge.

Fig. 5: A cable intake on average.

FIG. 5a: a cable receiving in section with a funnel-shaped end portion.

Fig. 6: A two-armed connecting bridge in the front view.

Fig. 7: A two-armed connecting bridge in plan view.

Fig. 8: The connecting bridge according to FIGS. 6 and 7 as a perspective exploded drawing.

Fig. 9: A two-armed connecting bridge with wall connection in the front view.

Fig. 10: A two-armed connecting bridge with wall connection in plan view.

Fig. 11: The connecting bridge according to FIGS. 9 and 10 as an exploded perspective view.

Fig. 12: A one-armed connecting bridge in the front view.

Fig. 13: A one-armed connecting bridge in plan view.

Fig. 14: The connecting bridge according to Figs. 12 and 13 as a perspective exploded view.

Fig. 15: A first embodiment of a clamp fitting in the front view.

Fig. 16: A clamp fitting according to Fig. 15 in a sectional view AA AA.

Fig. 17: A second embodiment of a clamp fitting in the front view.

Fig. 18: A clamp fitting according to Fig. 17 in a sectional representation AA.

Fig. 19: A clamp fitting according to Fig. 17 in a sectional representation AA, but showing the adjustment options.

Fig. 20: A vertical section through a central support bearing with a closed clamp fitting a two-armed connec tion bridge.

Fig. 21: A vertical section through a central support bearing with a closed clamp fitting a two-armed connec tion bridge, but with an adjusted fastener and glass wall segment and cable routing.

Fig. 22: Another embodiment of a connecting bridge according to FIG. 1 in the assembled state on four glass wall segments, with a modified cable receptacle in a perspective view.

Fig. 23: A connecting bridge according to Fig. 22 in side view with a cut central part (fastening member, central support bearing).

Fig. 24: an exploded perspective view according to Fig. 22.

A connecting bridge, generally designated 1, has a central support bearing 2 designed as a space bearing, to which four support arms 4 are connected according to FIGS . 1 to 3. The support arms 4 are used with their cylindrical ends in radial bores 44 egg nes pot-like base body 8 and soldered or welded; it is also possible to manufacture the connecting bridge 1 consisting of base body 8 and support arms 4 as a cast part. At the free ends of the support arms 4 connecting joints 5 are formed, each consisting of a bracket 7 arranged on the bracket 4 and 7 arranged on the clamp fitting 6 connecting fork 41 . The connecting straps 7 at the free ends of the support arms 4 extend in all execution forms, ie one-armed, two-armed, three-armed and four-armed versions of a connecting bridge 1 , always in the axial direction of the supporting arms 4 , so that with respect to a corner of a fastening Glass wall segment 3 the connecting straps always run at 45 °. This is achieved by a better force distribution and force introduction via the clamp fitting 6 into the connecting bridge 1 , the connection joint 5 being held movably by means of a screw 46 . Instead of the screw 46 , a rivet, hollow rivet, bolt or another equivalent component can be used which only realizes a frictional connection. The connecting fork 41 is part of the respective glass wall segment 3 , 57 clamping clamp 6th In the central support bearing 2 a fastening member 11 is gela gert in the embodiment, which has a central bore 54 for receiving a cable 53 .

With reference to FIG. 3 in conjunction with FIG. 20, the central support bearing 2 has the pot-like base body 8 , the pot bottom 9 of which is directed against a substructure 43 (see FIG. 21) and has a passage opening 10 for the fastening member 11 which passes through the passage opening 10 with play having. On a surface 12 of the pot base 9 facing the substructure 43 there is a concavely troughed bearing surface 13 for receiving a lens 15 which has a convex complementary surface 14 . On a glass segment 3 , 57 facing surface 16 of the pot base 12 there is also a flat storage surface 17 for supporting a plano-concave lens 19 which has a flat bearing surface 18 . A plano-convex lens 21 lies with its convex surface 22 on a concave surface 20 . By means of a lock nut 23 which can be screwed to the fastening member 11 , the space joint thus formed can be adjusted and locked without the cable routing of the cable 53 in the central bore 54 being adversely affected.

Fig. 21 shows a situation in which the fastening member 11 is pivoted about a pivot point 45 by an amount X for adaptation to the sub construction 43 . The area of the pot-like base body 8 directed against the glass segment has a bore with an internal thread into which a cable receptacle 52 is screwed with its external thread 25 . The cable receptacle 52 is designed as a tube (bore 55 ) on both sides. The unscrewed free end of the cable receptacle 52 can, for. B. have an internal chamfer 24 or an outwardly extending funnel-shaped end region 28 . This configuration ensures proper guidance of the cables 53 running through the bore 55 and the bore 54 contained in the fastening member 11 .

Fig. 4 shows a plan view of a three-armed embodiment of a connecting bridge 1 .

Fig. 6 shows a front view of a two-armed embodiment egg ner connecting bridge 1 ; Fig. 7 shows the associated top view. Fig. 8 is a perspective view of the embodiment of FIGS . 6 and 7. In the embodiment of FIGS . 6 to 8, the fastening supply member 11 can be attached in a ceiling, not shown, above a wall 47 or a substructure.

The embodiment of FIGS . 9 to 11 corresponds in wesent union to the embodiment of FIGS . 6 to 8; in contrast to this, the connection of the fastening member 11 does not take place on a ceiling construction, but on a wall, not shown. For this purpose, a fastening sleeve 26 is placed on the fastening member 11 , which is provided with support plates 27 for flat contact with the wall. The fastening sleeve 26 can be secured on the fastening member 11 by means of a lock nut 48 .

Figs. 12 to 14 show the formation of a one-armed Verbin dung bridge 1 which is closed in the corner of a wall 47 of a not easily Darge ceiling structure by means of the fixing member 11 is.

FIG. 15 is the view showing a clamping fitting 6; Fig. 16 shows the section along the line AA of FIG. 15. Fig. 16 (see also Fig. 18) shows that the clamping fitting 6 has an inside Klemmele element 30 and an outside clamping element 31 , the inside clamping element 30 its outer surface 32 facing away from the glass wall segment 3 , 57 has a conical or spherical surface (outer surface 34 ) formed by a permanently elastic spring member 33 . The permanently elastic spring member 33 may be formed by a rubber cushion or the like Chen. Against the conical or spherical surface 34 , a complementary surface 35 of an inner jacket of a cap 36 can be adjusted with an adjustable preload. The coupling bell 36 has on its side facing the substructure 43 a cylindrical extension 39 provided with a thread 37 , which is covered by a coupling nut 38 . Between the union bell 36 and the union nut 38 , a flange 40 guided with radial clearance is attached to a connecting fork 41 . The connecting fork 41 is part of the connecting joint 5 .

Fig. 17 also shows the view of a clamp fitting 6 ; Fig. 18 shows the corresponding section on the line AA according to 17. Fig FIG.. 18 is different from Fig. 16, only in that a space joint 42 is provided in place of the flange 40 according to Fig. 16, which consists essentially of a lens-shaped extension 50 a here as a connection nut 49 formed connecting member and a between the lenticular extension 50 and the cap 36 can be clamped lens 51 .

FIG. 19 shows the articulated design of the clamping fitting 6 when it is necessary to adapt to structural tolerances before the articulation 42 becomes rigid. An angular deviation of the spatial joint is designated Y here; the possibility of pivoting due to the permanently elastic spring member 33 is 5 ° in the illustrated embodiment.

In Fig. 21 the connection of a cable 53 , which takes up through the cable receptacle 52 and then through the bore 54 of the connecting member 11 of the glass wall segment 3 is shown. The cable 53 goes away from a connector 56 . The connector 56 forms the interface between the cable 53 and a solar-active layer 57 located in or on a glass wall segment. The solar active layer 57 is formed by individual solar cells interconnected to form a solar panel.

In a further embodiment, in Fig. 22 a connec tion bridge 1 is shown , the perspective view of four glass wall segments 3 , 57 via the clamp fittings 6 in connection with the connecting joints and adjoining support arms 4 , where the support arms in the central support bearing end, is connected. In this embodiment, the connecting bridge 1 has a modified cable receptacle 58 . The out of the cable receptacle 58 tend 53 cables are connected via connectors 56 with the Glaswandsegmen th and the voltaic devices located therein.

For a better understanding, reference is made to FIG. 23, which shows a detail and thus a sectional view of FIG. 22 here in particular of the fastening member 11 and the central support bearing with the cable receptacle 58 connected to it. The fastening of the fastening member 11 with the support bearing 2 has been carried out in the same way as already described. A modification shows a cable receptacle 58 which has a central constriction 59 . At its free end, the cable receptacle 58 has a funnel-shaped end 61 to ensure a safe insertion of the cables 53 , which are connected to the connec tion pieces 56 , to ensure. Through the mitt sized constriction 59 may tion in an appropriate dimensional coor with the used cables 53 at the same time a strain relief for the cable 53 to be created. The other end of the cable receptacle 58 also has a funnel-shaped course 60 , at the end of which there is a thread 62 which is screwed into the central support bearing. Thus, a pre-assembly of the cable with the cable recording is possible and then the entire unit is screwed to the central support bearing 2 , the cables 53 first having to be guided through the fastening member 11 .

For individual assembly, reference is made to FIG. 24, in which the connec tion bridge 1 with its individual parts such as fastening member 11 , central support bearing 2 with attached support arms 4 , clamp fittings 6 as well as the cable receptacle 58 and the lock nut 23 is shown.

reference numeral

1

Connecting bridge

2

central support bearing

3rd

Glass wall segment

4

Beam

5

Connecting joint

6

Clamp fitting

7

Connecting strap

8th

pot-like body

9

Pot bottom

10th

Passage opening

11

Fastener

12th

Outer surface of the bottom of the pot

13

storage area

14

Complementary area

15

lens

16

Inner surface of the bottom of the pot

17th

storage area

18th

storage area

19th

lens

20th

concave surface

21

lens

22

convex surface

23

Lock nut

24th

chamfer

25th

thread

26

Mounting sleeve

27

Support plates

28

funnel-shaped end area

29

thread

30th

Clamping element

31

Clamping element

32

Lateral surface

33

permanently elastic spring link

34

Lateral surface

35

Complementary area

36

Throwing bell

37

thread

38

Cap nut

39

cylindrical extension

40

flange

41

Connecting fork

42

Space joint

43

Substructure

44

radial bore

45

Pivot point

46

screw

47

wall

48

Lock nut

49

Connector nut

50

lenticular process

51

lens

52

Cable intake

53

electric wire

54

drilling

55

drilling

56

Connector

57

solar active layer

58

Cable intake

59

medium constriction

60

funnel-shaped course

61

funnel-shaped end course

62

thread
X angular deviation
Y angular deviation

Claims (22)

1. By means of a central support bearing ( 2 ) on a wall ( 47 ), a substructure or the like connected connec tion bridge ( 1 ) for connection to one or more glass wall segments ( 3 , 57 ) or plate segments with solar cells, with at least one radially to the support bearing ( 2 ) extending support arm ( 4 ), at the free end of the support bearing ( 2 ) facing away from a connecting joint ( 5 ) for connecting a glass wall segment ( 3 , 57 ) or plate segment clamping clamp ( 6 ) is arranged, characterized in that the central support bearing ( 2 ) is a space bearing and the connection joint ( 5 ) is designed as a pin joint, with a connection tab ( 7 ) being provided in the axial direction at the free end of the support arm ( 4 ), which is connected to a connection fork ( 41 ) of the clamp fitting ( 6 ) interacts and is arranged between the support arm ( 4 ) and the clamp fitting ( 6 ), and by the central support bearing ( 2 ) to the Glaswandseg elements ( 3 , 57 ) with the solar cells facing a cable holder ( 52 , 58 ) is available. 2. Connecting bridge according to claim 1, characterized in that the support arm ( 4 ) of the connecting bridge ( 1 ) is full-walled or partially hollow and circular in cross-section or in another ren geometric shape. 3. Connecting bridge according to claim 1 and 2, characterized in that the support arm ( 4 ) of the connecting bridge ( 1 ) starting from the central support bearing ( 2 ) against the glass wall segment ( 3 ) or plate segment is straight or convex. 4. Connecting bridge according to one of claims 1 to 3, characterized in that the support arm ( 4 ) of the connecting bridge ( 1 ) in a radial bore ( 44 ) of the central support bearing ( 2 ) is soldered or welded. 5. Connecting bridge according to one of claims 1 to 4, characterized in that the central support bearing ( 2 ) and the support arms ( 4 ) are cast in one piece. 6. Connecting bridge according to claim 1, characterized in that the bolt joint (connecting joint) ( 5 ) is claimed to be non-positive. 7. Connecting bridge according to one of claims 1 to 5, characterized in that the space bearing of the central support bearing ( 2 ) consists of a pot-like base body ( 8 ), the pot bottom ( 9 ) directed against the substructure ( 43 ) or the like, a passage opening ( 10 ) for a through-opening ( 10 ) with play comprehensive fastening member ( 11 ), on the substructure ( 43 ) or the like surface ( 12 ) of the pot base ( 9 ) having a concave bearing surface ( 13 ) for receiving a convex complementary surface ( 14 ) having a lens ( 15 ) is arranged that on the glass segment ( 3 , 57 ) or plate segment facing surface ( 16 ) of the pot base ( 12 ) has a flat bearing surface ( 17 ) for supporting a plane Bearing surface ( 18 ) send plano-concave lens ( 19 ) is arranged, on the concave surface ( 20 ) of a plano-convex lens ( 21 ) with its convex xen surface ( 22 ) and that the space joint is adjustable by means of a lock nut ( 23 ) which can be screwed to the fastening member ( 11 ). 8. Connecting bridge according to claims 1 and 7, characterized in that the glass segment ( 3 ) or plate segment facing side of the pot-like base body ( 8 ) has a thread into which a thread ( 25 , 62 ) of the cable receptacle ( 52 , 58 ) is screwed in. 9. Connecting bridge according to one of claims 1 to 8, characterized in that in the support bearing ( 2 ) articulated gela gered fastening member ( 11 ) by means of fastening sleeve ( 26 ) is connected to the wall ( 47 ). 10. Connecting bridge according to claim 9, characterized in that the fastening sleeve ( 26 ) of the wall ( 47 ) has adjacent support plates ( 27 ). 11. Connecting bridge according to claim 7, characterized in that the fastening member ( 11 ) has a continuous axial Boh tion ( 54 ). 12. Connecting bridge according to one of claims 1 to 11, characterized in that the clamping fitting ( 6 ) has an inside clamping element ( 30 ) and an outside clamping element ( 31 ), the inside clamping element ( 30 ) on its the glass wall segment ( 3 , 57 ) facing away from the outer surface ( 32 ) formed by a permanently elastic spring member ( 33 ) conical or spherical surface (outer surface 34 ) against which a complementary surface ( 35 ) of an inner shell of a throwing bell ( 36 ) can be adjusted with an adjustable bias, where the Union bell ( 36 ) on its side facing the substructure ( 43 ) has a threaded ( 37 ) provided with a union nut ( 38 ) cylindrical extension ( 39 ) and between the union bell ( 36 ) and the union nut ( 38 ) with radial clearance guided flange ( 40 ) of the connecting fork ( 41 ) of the bolt joint (connecting joint 5 ) can be clamped. 13. Connecting bridge according to one of claims 1 to 11, characterized in that the clamping fitting ( 6 ) has an inside clamping element ( 30 ) and an outside clamping element ( 31 ), the inside clamping element ( 30 ) on its facing away from the glass wall segment ( 3 ) Shell surface ( 32 ) has a conical or spherical surface (shell surface 34 ) formed by a permanently elastic spring member ( 33 ), against which a complementary surface ( 35 ) of an inner shell of a throwing bell ( 36 ) can be adjusted with an adjustable preload, where the cap ( 36 ) on its side facing the substructure ( 43 ) has a cylindrical extension ( 39 ) provided with a thread ( 37 ) and covered by a union nut ( 38 ) and a space joint ( 42 ) between the union bell ( 36 ) and the union nut ( 38 ) the connecting fork ( 41 ) is arranged. 14. Connecting bridge according to one of claims 1 to 13, characterized in that the connecting bridge ( 1 ) has four radially to the support bearing ( 2 ) extending support arms ( 4 ), each including egg NEN angle of 90 ° between them. 15. Connecting bridge according to one of claims 1 to 13, characterized in that the connecting bridge ( 1 ) has three radially to the support bearing ( 2 ) extending support arms ( 4 ), each including egg NEN angle of 90 ° between them. 16. Connecting bridge according to one of claims 1 to 13, characterized in that the connecting bridge ( 1 ) has two radially to the support bearing ( 2 ) extending support arms ( 4 ) which enclose a 90 ° angle between them. 17. Connecting bridge according to one of claims 1 to 13, characterized in that the connecting bridge ( 1 ) has a support arm ( 4 ) extending radially to the support bearing ( 2 ). 18. Connecting bridge according to the preceding claims, characterized in that the connecting bridge ( 1 ) consists of stainless steel, a titanium alloy or aluminum alloy. 19. Connecting bridge according to claims 1 and 8, characterized in that the cable receptacle ( 52 , 58 ) has an internal chamfer ( 24 ) at its free end. 20. Connecting bridge according to claims 1 and 8, characterized in that the cable receptacle ( 52 , 58 ) has a funnel-shaped end region ( 28 , 61 ). 21. Connecting bridge according to claims 19 and 20, characterized in that the cable receptacle ( 52 ) consists of a straight tube. 22. Connecting bridge according to claims 19 and 20, characterized in that the cable receptacle ( 58 ) in its central loading area has a constriction ( 59 ) which includes a funnel-shaped course ( 61 ) to the free end and the central constriction ( 59 ) on the other hand holds a funnel-shaped course ( 60 ), at the end of which there is a thread ( 62 ).