DE202008001010U1 - Supporting structure for solar modules - Google Patents

Abstract

supporting structure for solar modules (2), which vertically oriented support profiles (3) and of the support profiles (3) with the inclusion of connection elements (4) worn, in Main horizontal side members (5) and inclined cross members (6), characterized in that the longitudinal members (5) by means of along the crossbeam (6) sliding receiving shoes (11) on the cross members (6) stored and the connection elements (4) from the support profiles (3) associated connecting claws (20) and with the cross members (6) connected connection angles (28) are formed, wherein the connection angle (28) coupled to the connecting claws (20) tilt adjustable are.

Description

The The invention relates to a support structure for solar modules according to the features in the preamble of claim 1.

Such a support structure counts in the scope of DE 203 19 065 U1 to the state of the art. It is particularly suitable for outdoor installation, which can be dispensed with the planing of a base and / or on the production of concrete foundations or soil excavations.

The introduced into the soil, in particular rammed, support profiles have a sigma-shaped Cross-section on. Their upper ends are overlapped by U-shaped brackets, their legs with the support profiles solvable are connected. The webs of the temples run inclined to the horizontal, at an angle, which from the latitude of the site of the solar modules dependent is.

The Bridges of the temples are connected to substantially horizontally extending side members, the number and size of the side members of the number and / or size of the dependent on installing solar modules is. Preferably, the side members have a Cross section on which the cross section of the side of roadways for motor vehicles arranged guards corresponds. This cross section is from a middle trapezoidal Section and lateral legs with angled end-side Flanges formed. Furthermore are between the temples and the side members trapezoidal angled safety catch inserted, which stiffen the side members.

The serve lateral leg of the longitudinal members the support and fixing of inclined cross members. These are as T or Hat profiles formed, with the lateral legs of the cross member as support surfaces for the Solar modules are used. The cross member are appropriate by means of screw attached to the side rails.

There the crossbeams only in the middle of the longitudinal beams underpinned are, it is a comparatively unstable support structure. Also, due to the predetermined inclination of the webs of the U-shaped bracket no Correction of the inclination of the cross members and thus the solar modules on site possible. Furthermore, the production cost elevated, because the side members a from the crossbeams have different cross-section.

Of the Invention is - starting from the prior art - the Task to create a support structure for solar modules, the handling and easy to assemble and with few fasteners be mounted at the respective site with tilt correction of the solar modules can.

The solution This object is according to the invention in the features of the claim 1.

After that are a plurality of spaced side by side cross member and also provided a plurality of longitudinal members. Side members and crossbeam have an identical cross-section. This lowers the manufacturing costs. Along the crossbeams are Slip shoes slippery Relocatable as a support for serve the side members. Due to the inclination of the cross member as well as the adaptation of the receiving shoes to the cross member the pick-up shoes - at the latest when laying the solar modules - clamping at the crossbeams fixed, with the result that no further fasteners for the Assignment of the side members to the crossbeams required are. Furthermore allow it the taking shoes, in particular of the dependency the number and size of the solar modules, to vary the number of side members and also their relative distances to determine.

The Connection elements between the support profiles and the cross members exist from the support profiles associated connecting claws and connected to the cross members Connection angles. Here are in particular the connection angle designed so that when installing the supporting structure of Inclination angle of the cross member in a certain order of magnitude can be varied. In this way, the respective local conditions i.e. the geographical / topographic conditions directly Be taken into account.

A advantageous embodiment The invention consists in the features of claim 2. Then point the longitudinal and crossbeams a trapezoidal Cross-section with laterally projecting flanges from their legs on. The cross section is designed so that the legs of the longitudinal and transverse beams - of their Starting from bars - in Direction converge converging on the flanges.

The Along- and crossbeams are made of stamped and bent steel sheets.

A other embodiment is according to claim 3, characterized in that the longitudinal members and the cross member have a Ω-shaped cross-section. Such a profile has the property of having a limited rotational movement the shooting shoes around the longitudinal axes the side member is possible.

Particularly advantageous are the features of Claim 4. Accordingly, the receiving shoes have a trapezoidal cross-section of the longitudinal and transverse beams adapted cross-section. In this way, a smooth longitudinal displacement of the recording shoes along the cross member is guaranteed. Laterally, however, a guide and it is also no lifting up, for example by wind influence, possible. With a correspondingly close clearance fit the receiving shoes tilt immediately when the side members are placed on the cross member or at the latest when the solar panels are mounted on the side members. At their lower ends in the mounting position the receiving shoes are provided with open against the inclination of the cross member upper side pockets. In these pockets then the bottom flanges of the longitudinal members are simply inserted in the inclination and determined in this way the positions of the side members.

To Claim 5, the pockets of the receiving shoes from the surfaces of Pick-up shoes and bent by 180 ° Tongues formed. In this way, the receiving shoes as Punching and bending profiles made of sheet steel easy to manufacture getting produced.

The Clamping or fixing the receiving shoes on the cross members can according to claim 6 can be improved if necessary, that the receiving shoes with the friction-increasing deposits are provided. These may be rubber inlays that attached to the insides of the webs of the receiving shoes, for example, glued, become.

It proves to be advantageous in terms of production and assembly when according to the features of claim 7, the support profiles and the connecting claws have a C-shaped cross-section. The cross section of the connecting claws is dimensioned such that these from above over the support profiles can be pushed. The attachment of the connecting claws to the support profiles is done by screws and nuts, with holes in the legs of the connecting claws and provided in the legs of the support profiles slots are. In this way, a limited vertical adjustment of Connection claws relative to the support profiles possible. The End position of the connecting claws on the support profiles is by means of the legs of the connecting claws inwardly bent bends determined. These then arrive at the upper end faces of the support profiles to the plant, allowing a further downward movement of the connecting claws along the support profiles is excluded.

To Claim 8, the connection angle vertical leg, over which they are coupled to the connecting claws tilt adjustable. With the vertical legs are inclined thereto extending transversely thereto Carrying legs connected. In the support legs are transverse Slotted holes provided. About these slots and corresponding slots in the flanges of the cross member can crossbeam using bolts and nuts on the support legs of the Connection angle to be fixed. For stiffening the support legs have these bent downwards at their upper and lower longitudinal edges Thighs up.

The Tilt adjustability of the connection angles relative to the connection claws is ensured according to the features of claim 9 characterized that the webs of the connecting claws with superimposed holes and arcuate slots are provided while the vertical leg of the connection angle to the distance between the holes to the oblong holes have adapted holes. Here are the upper holes in the connection angles and the holes located above the slots in the connecting claws after the insertion of screws, the pivot axes, while by means of screws inserted through the lower holes in the vertical legs, which also the oblong holes traversing, adjusting the inclination of the cross member and ultimately can be secured by means of nuts turned on the screws.

In order to even after installation of the supporting structure to a limited extent a tilt change the crossbeam carried out The features of claim 10 provide that between the crossbeams and the support profiles adjustment devices are incorporated. These adjusting devices are preferably located between the support profiles and the re the support profiles lower lengths the crossbeam.

Advantageous it is in this context, if according to claim 11, the adjusting devices with the crossbeams coupled and to the support profiles längsverlagerbar having arranged spindles. When coupling the spindles with the crossbeams In particular, it is a form-fitting sliding connection, while the Connection of the spindles to the support profiles is effected by means adapted to the contour of the spindles nuts which preferably attached to the webs of the support profiles, in particular welded, are.

If over at the end the spindles provided multi-edge tools attached the spindles can be rotated, a displacement of the spindles relative to the supporting profiles take place and thus the inclination of the cross member according to the respective local conditions precise be set.

The Coupling of the adjusting devices with the cross members is carried out according to claim 12 in that the adjusting devices at their upper ends with in the crossbeams are provided tongue tongues. The contour of the tongues is here adapted to the inner cross section of the cross member so that the tongues longitudinal the crossbeam Although they are relocatable, the tongues do not leave the cross members can.

in the With regard to the rotatability of the spindles, it is according to claim 13 of advantage that at the upper ends of the adjusting devices Swivel joints are provided.

Yet it is more advantageous that according to the features of the claim 14 provided at the upper ends of the adjusting ball joints are.

These guarantee a rotation of the spindles relative to the cross members and at the same time a change of inclination spindles to cross beams.

The Invention is described below with reference to the drawings embodiments explained in more detail. It demonstrate:

1 a schematic perspective of a support structure for solar modules;

2 the supporting structure of 1 seen in the direction of the arrow 11;

3 in perspective a cross member of the supporting structure of 1 and 2 ;

4 in an enlarged view the detail IV of 3 ;

5 an end view on the representation of 4 seen in the direction of the arrow V;

6 in cross-section, another embodiment of a cross member;

7 in perspective view a receiving shoe of the support structure of 1 and 2 ;

8th an end view of the pick-up shoe in the direction of arrow VIII of 7 seen;

9 a side view of the pick-up shoe in the direction of arrow IX of 7 seen;

10 in a perspective view of the lower end portion of a cross member and a receiving shoe pushed thereon;

11 in perspective a support profile of the supporting structure of 1 and 2 ;

12 in perspective a connecting claw of the supporting structure of

1 and 2 ;

13 a view of the connecting claw in the direction of arrow XIII the 12 seen;

14 a plan view of the connecting claw in the direction of arrow XIV of 13 seen;

15 in the side view of an adjusting device of the support structure of 1 and 2 ;

16 the adjustment of the 15 seen in perspective;

17 in perspective a connection angle of the supporting structure of 1 and 2 ;

18 a frontal view of the connection angle in the direction of arrow XVIII of 17 seen and

19 a side view of the connection angle in the direction of arrow XIX the 18 seen.

In the 1 and 2 is with 1 a supporting structure for in dash-dotted lines indicated solar modules 2 designated.

The supporting structure 1 is made in the embodiment of four vertically oriented support profiles 3 as well as six of the support profiles 3 under inclusion of connection elements 4 worn, substantially horizontal side rails 5 and four inclined cross members 6 together.

From the 3 to 5 you can see that both the side members 5 as well as the crossbeams 6 a trapezoidal cross-section with their thighs 7 laterally projecting flanges 8th exhibit. Shown is a cross member 6 , In the flanges 8th are long holes in the distance 9 intended. The trapezoidal cross-section is designed so that the legs 7 from the jetty 10 out in the direction of the flanges 8th converge. The side members 5 and crossbeams 6 are made of stamped and bent steel sheets.

As the 6 shows, but it is also conceivable that the side members 5 and crossbeams 6 may have an Ω-shaped cross-section.

The connection of the side members 5 with the crossbeams 6 takes over from the 2 and 7 to 10 recognizable pick-up shoes 11 , Accordingly, the recording shoes 11 a trapezoidal cross-section of the longitudinal and transverse beams 5 . 6 adapted cross-section on. At their in the installation position lower ends are the recording shoes 11 with against the inclination of the cross member 6 open top pockets 12 Mistake. The bags 12 are from the surfaces 13 of the bridges 14 the pick-up shoes 11 and of tongues bent by 180 ° 15 educated. Also the recording shoes 11 are made of stamped and bent steel sheets.

It is from the 8th yet to see that the shots 11 with the friction-increasing deposits 16 can be provided. These deposits 16 can be made of rubber and on the insides 17 of the bridges 14 the pick-up shoes 11 be glued.

After the recording shoes 11 , like from the 2 and 10 visible on the cross member 6 have been pushed, the side members can 5 with their respect to the inclination of the cross member 6 lower flanges 8th in the pockets 12 the pick-up shoes 11 be pushed. Already due to this addition of the side members 5 with the pickup shoes 11 are the pick-up shoes 11 at the crossbeams 6 securely jammed.

A further improvement in the jamming of the receiving shoes 11 takes place when the solar modules 2 according to the representations of 1 and 2 on the side rails 5 are attached.

The 1 . 2 and 11 Let's recognize that the support profiles 3 have a C-shaped cross-section. At the upper ends of the support profiles 3 are in her thighs 18 slots 19 incorporated, which is in the direction of the support profiles 3 extend. For connecting the support profiles 3 with the crossbeams 6 serve - as already indicated - connection elements 4 of which in the

12 to 14 connecting claw 20 are shown. These connection claws 20 Show how the support profiles 3 , a C-shaped cross-section, which is dimensioned so that the connecting claws 20 from above on the support profiles 3 can be pushed. The connecting claws 20 consist of stamped and bent steel sheets.

The connection of the connecting claws 20 with the support profiles 3 via not shown screws, which through lateral holes 21 in the thighs 22 the connecting claws 20 as well as the oblong holes 19 in the thighs 18 the support profiles 3 be plugged after the connecting claws 20 over the support profiles 3 have been pushed. Also not shown nuts complete the attachment means for the connecting claws 20 on the support profiles 3 ,

Because of the slots 19 in the thighs 18 the support profiles 3 is a variable limited height arrangement of the connection claws 20 on the support profiles 3 possible. An end position of the connecting claws 20 is reached when from the upper ends of the legs 22 the connecting claws 20 inwardly bent bends 23 at the upper end sides 24 the support profiles 3 get to the plant.

Furthermore, let the 12 and 13 realize that the webs 25 the connecting claws 20 with superimposed holes 26 and arcuate slots 27 are provided. These holes 26 and long holes 27 serve the connection with out of the 17 to 19 recognizable connection angles 28 as further components of the connection elements 4 , The connection angle 28 have vertical legs 29 as well as to the vertical legs 29 transversely extending inclined support legs 30 on, at their upper and lower longitudinal edges 31 . 32 by bent down leg 33 . 34 are stiffened. In the vertical legs 29 are in the distance of the holes 26 to the oblong holes 27 in the jetties 25 the connecting claws 20 arranged holes 35 . 36 intended. About these holes 35 . 36 and appropriately trained, not shown fastening means (screws, nuts), the connection angle 28 with the connecting claws 20 be coupled, with the slots 27 a tilt adjustment of the connection angle 28 to the connection claws 20 around the axes of the holes 26 and 35 allow.

In the support legs 30 the connection angle 28 are transverse slots 37 provided which of the connection with the cross members 6 over appropriately designed, unspecified illustrated screws and nuts serve.

The connection angle 28 are made of stamped and bent steel sheets.

From the 1 and 2 it can be seen that between the cross member 6 and the support profiles 3 adjusters 38 for adjusting the inclination of the cross member 6 are incorporated. The adjusting devices 38 point with the crossbeams 6 coupled and to the support profiles 3 longitudinally displaceable arranged spindles 39 on. The spindles 39 For example, they can be made of reinforced rib steels, as special requirements are not imposed on the threads.

For longitudinal displacement of the spindles 39 on the support profiles 3 serve to the thread formation the spindles 39 fitted nuts 40 ( 2 ). The nuts 40 are on the jetties 41 the support profiles 3 attached.

especially the 15 and 16 Let's recognize that the adjusting devices 38 at the upper ends in the cross member 6 grasping tongues 42 are provided. The contours of the tongues 42 are at the trapezoidal cross section of the cross member 6 customized. They are in the crossbeams 6 slidably arranged.

The tongues 42 are with slight inclination on plates 43 welded. Between the plates 43 and at the upper ends of the spindles 39 fixed counter plates 44 are ball joints 45 , so that a relative adjustment of the tongues 42 to the spindles 39 for adjusting the inclination of the cross member 6 the supporting structure 1 is guaranteed. Instead of the ball joints 45 If required, simple hinges can also be provided.

1

supporting structure

2

solar Panels

3

support profiles

4

connection elements

5

longitudinal beams

6

crossbeam

7

Thighs v. 5 u. 6

8th

Flanges v. 5 u. 6

9

Slotted holes in 8th

10

Stege v. 5 u. 6

11

recording shoes

12

Bags v. 11

13

Surfaces v. 14

14

Stege v. 11

15

Tongues 11

16

Deposits 11

17

Inside pages v. 14

18

Thighs v. 3

19

Slotted holes in 18

20

Connecting claws v. 4

21

Drilling in 22

22

Thighs v. 20

23

Bends on 22

24

End faces v. 3

25

Stege v. 20

26

Drilling in 25

27

Slotted holes in 25

28

Connection angle v. 4

29

Vertical leg v. 28

30

Tragschenkel v. 28

31

upper longitudinal edges v. 30

32

lower longitudinal edges v. 30

33

Thighs on 31

34

Thighs on 32

35

Drilling in 29

36

Drilling in 29

37

Langlächer in 30

38

adjusting

39

Spindles v. 38

40

Nuts f. 39

41

Stege v. 3

42

Tongues v. 38

43

Plates f. 42

44

backplates

45

ball joints

Claims (14)

Supporting structure for solar modules ( 2 ), which vertically oriented support profiles ( 3 ) and the support profiles ( 3 ) incorporating connecting elements ( 4 ), substantially horizontal side members ( 5 ) and inclined cross members ( 6 ), characterized in that the longitudinal members ( 5 ) by means of along the cross member ( 6 ) slidable pick-up shoes ( 11 ) on the cross members ( 6 ) and the connecting elements ( 4 ) from the support profiles ( 3 ) associated connection claws ( 20 ) and with the cross members ( 6 ) connected connection angles ( 28 ) are formed, wherein the connection angle ( 28 ) with the connecting claws ( 20 ) are tilt adjustable coupled. Supporting structure according to claim 1, characterized in that the longitudinal members ( 5 ) and the cross beams ( 6 ) has a trapezoidal cross section with its legs ( 7 ) laterally projecting flanges ( 8th ) exhibit. Supporting structure according to claim 1, characterized in that the longitudinal members ( 5 ) and the cross beams ( 6 ) have an Ω-shaped cross-section. Supporting structure according to claim 1 or 2, characterized in that the receiving shoes ( 11 ) a the trapezoidal cross section of the longitudinal and transverse beams ( 5 . 6 ) have adapted cross section and at their lower ends with against the inclination of the cross member ( 6 ) open top pockets ( 12 ) are provided. Supporting structure according to claim 4, characterized in that the pockets ( 12 ) from the surfaces ( 13 ) of the shoes ( 11 ) and of bent tongues ( 15 ) are formed. Supporting structure according to one of claims 1 to 5, characterized in that the receiving shoes ( 11 ) with friction increasing inserts ( 16 ) are provided. Supporting structure according to one of claims 1 to 6, characterized in that the support profiles ( 3 ) and the connecting claws ( 20 ) have a C-shaped cross section, wherein the over the Stützprofi le ( 3 ) pushed connecting claws ( 20 ) by means of their thighs ( 22 ) inwardly bent bends ( 23 ) on the upper end faces ( 24 ) of the supporting profiles ( 3 ) and via fastening means with the support profiles ( 3 ) are connected. Supporting structure according to one of claims 1 to 7, characterized in that the connection angle ( 28 ) with the connecting claws ( 20 ) coupled vertical legs ( 29 ) and with the cross members ( 6 ), to the vertical legs ( 29 ) transversely extending inclined support legs ( 30 ), which at their upper and lower longitudinal edges ( 31 . 32 ) by means of bent down leg ( 33 . 34 ) are stiffened. Supporting structure according to claim 7 or 8, characterized in that the webs ( 25 ) of the connecting claws ( 20 ) with superimposed holes ( 26 ) and arcuate slots ( 27 ), while the vertical legs ( 29 ) the connection angle ( 28 ) to the distance of the holes ( 26 ) to the oblong holes ( 27 ) customized holes ( 35 . 36 ) exhibit. Supporting structure according to one of claims 1 to 9, characterized in that between the cross member ( 6 ) and the support profiles ( 3 ) Adjustment devices ( 38 ) for adjusting the inclination of the cross member ( 6 ) are incorporated. Supporting structure according to claim 10, characterized in that the adjusting devices ( 38 ) with the cross beams ( 6 ) and on the support profiles ( 3 ) longitudinally displaceably arranged spindles ( 39 ) exhibit. Supporting structure according to claim 11, characterized in that the adjusting devices ( 38 ) at their upper ends in the cross member ( 6 ) tongues ( 42 ) are provided. Supporting structure according to one of claims 10 to 12, characterized in that at the upper ends of the adjusting devices ( 38 ) Hinges are provided. Supporting structure according to one of claims 10 to 13, characterized in that at the upper ends of the adjusting devices ( 38 ) Ball joints ( 45 ) are provided.