Untitled record

The Invention relates to the mounting of frameless photovoltaic laminate (Thin film modules) on or at a supporting framework.

Photovoltaic laminate consisting of a photovoltaic film between glass plates was bonded, is now as thin film module in slot sizes 1300 × 1100 mm² (Quater) and offered up to 4 times this space. such a Laminate is due to the necessary glass stabilization either expensive and difficult or must by in the area Stabilizing support are supported.

The latter is at a commercial thin-film module achieved with trapezoidal profiles that match underneath the laminate and this arranged connected. The trapezoidal profiles used are on the longer side of the trapezoid open and the lateral limbs angled in this plane to the outside, so that it the laminate may be supported and also preferably Adhesive bond between trapezoidal profile and laminate can be produced.

Out the range of framed photovoltaic modules are different Shoring known, with technically and economically optimal such have proven that extruded profile support use, the profiles fixing options for connectable to the frame of the module mounting means exhibit.

On Such a mounting system is known from <patcit><text>PCT / DE2005 / 002331</text></patcit> known. Of the Profile support used here has corresponding, positive engagement with a threaded Stone (Quickstone) producing Profile webs, the over the threads of the threaded stone and a screwed bolt here a connection option consists of more fasteners.

With of the <patcit><text>PCT / DE2008 / 000593</text></patcit> (= <patcit><text>DE 20 2007 006 021.1 U1</text></patcit>) Of the profile support has been improved, that he has a substantially rectangular envelope line has, where on the one hand a connection profile available for attachment of the mounting rail is and on the opposite side connection profiles so are arranged structured such that a second mounting rail with the same profile cross-section and rotated through 180 ° by Telescoping connection profiles positively to is the first mounting rail connected.

task the invention is to provide such a mounting profile rail systems use the assembly of thin-film modules, while especially the described optimized mounting profiled rail system with perfectly usable thread stones for said large area surface stabilized making frameless photovoltaic laminate usable.

Solved this object is achieved with the features of claim 1, advantageous Embodiments are the subject of the dependent claims.

According to the invention a device for fastening of a frameless solar laminate on the bottom surface stabilizing support with comprises a hollow profile, suggested that at least in pairs and spaced-apart profiled mounting rails is that each have a connection for profiling attachment to a building and a terminal have profiling for a support for a surface stabilizing support have the photovoltaic laminate, wherein means are provided, which the surface stabilizing support at support fix.

As Mounting rails are thereby uses described above, which have a substantially rectangular surface line, in which on the one hand the connection profile for the attachment of the mounting rail is available, on the opposite side a connection profile whose Profiles are arranged so structured that a second mounting rail with the same profile cross-section and rotated through 180 ° by telescoping the connecting profiles positively connected to the first mounting rail connectable and to the skull a connection profile for the engagement and the mounting of threaded stones is.

These Mounting rail offers various possibilities for the preparation of a compound with the stabilizing support surface or one in the area stabilizing support in the lengthwise direction drain extension profile.

at a first embodiment provides that the support for the surface stabilization carrier or the prolongation of a profile rail or monorail sections which in the lateral connecting profile the mounting rail can be inserted and fixed thereto. there can support a flat surface or in parts as a negative profile of the surface stabilizing support have or trained by its extension profile shape.

The Negative profile can also be an adapter part, on the side of the mounting rail arranged support is arranged. These Dichotomy in Auflager- and adapter part has special Be&lt;?page 3?&gt;interpretation if all parts by cutting of extruded should be profiles produced, since this technology is then also suitable for the support and the adapter part.

As Means for fixing the surface stabilizing support or its extension profile at the support is a Tensioning bow is provided which on the mounting rail placed against the surface stabilizing support or its extension profile can be clamped and the Surface stabilization carrier or its extension profile thereby pressed against the support or in the negative profile.

As Connector for the spring clip is preferably the Terminal profiling for the thread stone used, wherein the tensioning bow by the threads of the threaded stone insertable bolt during tightening of the screw on the stone surface stabilizing support or its extension profile is pressed.

at another preferred embodiment is the support of an adapter part with a negative profile of the surface stabilizing support or the prolongation profile and side of the support with the or bolt for securing the or Stones thread screwed to the profiled mounting rail.

at such a support with a negative profile of the surface stabilizing support or its extension profile are for fixing fasteners between the negative profile of the bearing surface and the stabilizing support or the prolongation profile provided.

Both from the viewpoint of possible spannugsfreien Storage of surface stabilizing support or its extension profile as well as from the viewpoint the insert may be different metals for the support (aluminum) and the surface stabilization carrier or Extension sections (steel), it is advantageous if between the support surface of the support and the stabilizing support surface or the prolongation profile an insulating material, preferably a Rubber layer is disposed.

The Invention is illustrated by embodiments will. Show it

<figref idrefs="S16">1</figref> attachment using bracket (Exposé)

<figref idrefs="S17">2</figref> attachment using bracket (mounted)

<figref idrefs="S18">3</figref> attachment via adapter (Exposé)

<figref idrefs="S19">4</figref> attachment via adapter (mounted) and

<figref idrefs="S20">5</figref> Surface stabilizing support with extension profile

In the illustrated embodiments, repeated the frameless photovoltaic laminate <figref>1</figref>, Which on the underside Surface stabilizing support <figref>2</figref> with a Hollow profile, and the mounting rails <figref>3</figref>, from which only one is shown, but in the assembly in each case on both sides the ends of each surface stabilizing support <figref>2</figref> to be available have to be.

The Hollow profile of the surface stabilizing support <figref>2</figref> is in the embodiments, a trapezoidal profile, the below the photovoltaic laminate <figref>1</figref> arranged and connected thereto is. The trapezoidal profiles are used on the longer Trapezoidal side open and the lateral limbs in that layer outwardly angled so that it the photovoltaic laminate <figref>1</figref> supported can be and also the preferably adhesive bond between trapezoidal profile and photovoltaic laminate <figref>1</figref> can be produced. Limited on a trapezoidal profile is not the invention.

The Mounting rail <figref>3</figref> has an in substantially rectangular surface line, which on the one hand the connection profiling <figref>4</figref> for attachment the mounting rail <figref>3</figref> z. B. available on a roof is. On the opposite side there is the connection profiling <figref>5</figref>Whose profile is structured so are arranged such that a second mounting rail with the same profile cross section and rotated by 180 ° by telescoping the connection profiles positively connected with the first profiled mounting rail is. The header is a connection profile<figref>8th</figref> For the engagement and the mounting of threaded stones <figref>9</figref> available.

The <figref idrefs="S16">1</figref> and <figref idrefs="S17">2</figref> show the attachment between the surface stabilizing support <figref>2</figref> and the Mounting rail <figref>3</figref> using bracket <figref>7</figref> and support <figref>6</figref> once as Exposé and once in the mounted state.

Of the tensioning bow <figref>7</figref>Which on the mounting rail <figref>3</figref> arranged is, is against the surface stabilizing support <figref>2</figref> braced and thereby presses the surface stabilizing support <figref>2</figref> against the support <figref>6</figref>Wherein it in the hollow profile of surface stabilizing support <figref>2</figref> accesses.

Of the tensioning bow <figref>7</figref> is at its surface on the stabilizing support <figref>2</figref> acting cranked end and its bearing surface <figref>12</figref> or Edge is structured, preferably knob-shaped, is&lt;?page 4?&gt;roughen or serrated.

Of the Connection of the clamp <figref>7</figref> on the mounting rail <figref>3</figref> via the connection profiling <figref>8th</figref> for the threaded sliding block <figref>9</figref>. wherein the clamping bracket <figref>7</figref> by in the thread the threaded stone <figref>9</figref> bolt inserted <figref>10</figref> at the Bracing the threaded stone <figref>9</figref> on the surface stabilizing support <figref>2</figref> pressed becomes.

As In stock <figref>6</figref> for the surface stabilization carrier <figref>2</figref> and so as an abutment for the spring clip <figref>7</figref> serve a profile rail and / or rail portions in the connection profiling <figref>5</figref> of the Mounting rail <figref>3</figref> are insertable. It is understood, that in the use of rail sections whose distribution along the mounting rail <figref>3</figref> corresponding to the distances the surface stabilizing support <figref>2</figref> takes place.

The In stock <figref>6</figref> in cross section has a generatrix approximated a right triangle, where on a cathetus surface of stabilizing support <figref>2</figref> rests and the other cathetus the pass enabled connection profiling for the connecting profile <figref>5</figref> the mounting rail <figref>3</figref> owns.

In the illustrated embodiment, the bearing surface for the surface stabilization carrier <figref>2</figref> opposite to the upper edge of the connecting profile <figref>5</figref> discontinued, namely lowered.

Continue it is shown that the support <figref>6</figref> over a Bolt mounted in a threaded bore <figref>11</figref> features, of the terminal in the profiling <figref>5</figref> the mounting rail <figref>3</figref> inserted In stock <figref>6</figref> by screwing the mounting rail <figref>3</figref> braced.

In the <figref idrefs="S18">3</figref> and <figref idrefs="S19">4</figref> is an embodiment shown, wherein the support <figref>6</figref> an adapter part <figref>14</figref> With a negative profile of the surface stabilizing support <figref>2</figref> is and both sides of the pad with the bolts <figref>10</figref> for fixing or of the threaded stones <figref>9</figref> on the mounting rail <figref>3</figref> screw is.

The Negative profile of the support <figref>6</figref> is the surface stabilizing support <figref>2</figref> to Fixing means of connecting elements <figref>15</figref> connected. In between the bearing surface of the negative profile and the surface stabilization carrier <figref>2</figref> is an insulating material, preferably a rubber layer arranged.

<figref idrefs="S20">5</figref> shows the extension of the surface stabilizing support <figref>2</figref> by means of an extension profile <figref>13</figref>, This can assembling technical Reasons, in particular because of the accessibility of the Connecting the surface stabilizing support <figref>2</figref> With the mounting rail <figref>3</figref>, appropriate be. The presentation also describes another Possibility of connection of the stabilizing support surface <figref>2</figref> or the extension profile <figref>13</figref> with the mounting rail <figref>3</figref>. namely a direct screw connection of the bearing surface the surface stabilizing support <figref>2</figref> or the extension profile <figref>13</figref> with the mounting rail <figref>3</figref> by means of the bolt <figref>10</figref> for the threaded sliding block <figref>9</figref>,

In between the surface stabilizing support <figref>2</figref> and the extension profile <figref>13</figref> should, in particular, if it is different metals, an insulating material, preferably a rubber layer are arranged.

<dl><dt>1</dt><dd>photovoltaic laminate</dd><dt>2</dt><dd>Surface stabilizing support</dd><dt>3</dt><dd>Mounting rail</dd><dt>4</dt><dd>connection profiling for Building Mounting</dd><dt>5</dt><dd>connection profiling for support</dd><dt>6</dt><dd>In stock</dd><dt>7</dt><dd>tensioning bow</dd><dt>8th</dt><dd>connection profiling for threaded Stone</dd><dt>9</dt><dd>thread Stein</dd><dt>10</dt><dd>bolt for threaded Stone</dd><dt>11</dt><dd>bolt for the fixation of the support</dd><dt>12</dt><dd>bearing surface the tensioning bow</dd><dt>13</dt><dd>extension profile</dd><dt>14</dt><dd>adapter</dd><dt>15</dt><dd>fasteners</dd></dl>

&lt;?page 5?&gt;

QUOTES INCLUDED IN THE DESCRIPTION

This list the documents cited by the applicant has been automated created and is exclusively to inform the reader's convenience. The list is not part of the German Patent or utility model application. The DPMA takes no liability for errors or omissions.

Cited patent literature

<ul><li>- DE 2005/002331 <b>[0005]</b></li><li>- DE 2008/000593 <b>[0006]</b></li><li>- DE 202007006021 U1 <b>[0006]</b></li></ul>