EP2899330A1 - Fixture for securing adjacent cover elements to a substructure, in particular a balcony or terrace cover - Google Patents

Abstract

The invention relates to a fastening part (1) for fixing adjacent cover elements (2, 3) to a substructure, in particular a balcony or patio cover. The fastening part (1) has webs (1S1, 1S2) with nubs (1S1N, 1S2N), which clampingly comprise a substructure part (4), and engagement claws (1E1, ..., 1E4), which in the assembled state engage in the cover elements (2,3) einkrallen. The fastening part (1) is connected to the substructure component (4) by means of a screw (S), the screw (S) displacing the substructure component material during the screwing-in process and forming a threaded tunnel (GT) in the interior of the substructure component (4) the compound of (1) and (4) reinforced.

Description

The invention relates to a fastening part for fixing adjacent cover elements to a substructure, in particular a balcony or patio cover according to the preamble of claim 1.

There are different fasteners for fixing of adjacent cover elements on a substructure of a balcony or terrace cover, for example, from the EP 1 790 794 A2 , of the EP 2 489 812 A1 and the US 2011/0314765 A1 known.

In the fixation of cover panels to a substructure of a balcony or terrace cover, for example, a fastening part is attached to the substructure and adjacent cover panels and the fastening part are to be positioned so that the fastening part engages in lateral grooves of the cover and is fixed there. The grooves may have different dimensions. There is a risk that, during assembly, the fastening part slips due to unintentional movements of the covering the fastening part and is to be positioned again on the substructure in the starting position. This complicates and extends the assembly.

Based on this prior art, the present invention seeks to provide a fastening part of the type mentioned above, which is constructed in a simple manner and allows easy installation of Abdeckpaneele on the substructure.

This object is achieved by a fastening part, which is defined by the protection claims.

Advantageous embodiments of the invention are defined in the subclaims.

The fastening part according to the invention has a plate which is inserted in the assembled state in both grooves of adjacent cover elements. On the plate of the fastening part, a first web and a second web is arranged. The two webs are configured in such a way that in the mounted state they comprise a substructure component arranged below the plate in a clamping manner. The attachment part can be easily connected to the substructure component with a handle. Furthermore, it can be easily inserted into the grooves of the two adjacent cover elements; by the clamping of the fastening part on the substructure component, the fastening part remains in its position, even if a cover abuts by imprecise guidance during its assembly against the fastening part. Thus, the assembly of the cover on the substructure component is facilitated and shortened in an advantageous manner.
The insertion of the clamping element on the substructure component is facilitated in an advantageous manner, since a mounting game is guaranteed until the engagement of the resilient action of the knob.
The clamping function is produced, for example, in that the first web and the second web have at least one nub each on their sides facing the substructure component. The nubs or nubs may have different shapes; For example, they are formed with a circular, an elliptical or an elongated cross-section. In all the above cases, a clearance between the dimples is formed, which is smaller than the minimum dimension of the substructure components.

The design of the webs with the aforementioned nubs ensures an advantageous mounting of the fastening part; At the same time, the knobs effect a uniform distance configuration of the webs to the substructure components.
The nubs effect advantageously corrosion protection, as between a wall of the substructure component and the respective with at least one Nubpe-equipped web of the fastening part, the contact surface is punctiform or linear minimized and thus a rear ventilation is possible.
The webs may advantageously also have at least one curvature facing the substructure component.

Furthermore, the first web and / or the second web can be arranged at an angle of less than 90 ° to the plate of the fastening part in order to produce the clamping function.

Likewise, the first web and / or the second web may be designed to be resilient.

The design of the webs and the knobs are also characterized by a flexibility, which consists in that the fastening part according to the invention can be used even in cases where the cover (for example planks) not exactly at a 90 ° angle the substructure components are mounted.

A further advantageous embodiment of the fastening part is characterized in that the plate of the fastening part has engaging claws, which engage in the assembled state in the cover in the region of their respective groove. Thus, the practically important advantage is achieved that the arrangement of the adjacent cover elements is stabilized to each other by means of engagement claws.

A further advantageous embodiment of the fastening part according to the invention is characterized in that an opening is provided in the plate, which receives a fastening element, in particular a screw, for connecting the fastening part with a substructure component arranged below the plate. Thus, the arrangement of adjacent cover elements and substructure component is further stabilized.

Furthermore, a further advantageous embodiment of the fastening part according to the invention is characterized in that the first web and possibly one second web each having a predetermined width, which determines the distance of the adjacent cover elements. This can be set in a simple manner, the distance of the cover.

In a further advantageous embodiment of the invention, a screw connects the fastening part with the substructure component. For this purpose, the substructure component on a groove which receives the screw, the groove is designed in such a way that the screw when it enters the groove in a first contact this touches only with their screw thread. The substructure component consists of a first material, in particular of a hardenable alloy, in particular of AlMgSi 0.5. The screw, which consists of a second material, in particular case hardened steel, in particular with a zinc flake coating, displaces during the screwing process substructure component material and forms from this displaced material in the interior of the substructure component a threaded tunnel. The screwing takes place in a simple manner by means of conventional tools and the thread tunnel formed by the screwing advantageously reinforces the fixation of the screw in the substructure component and thus the connection of mounting part and substructure component. With this combination of the first material of the component and the second material of the screw, the above-mentioned threaded tunnel, which contributes to the stability of the arrangement, advantageously results during the screwing-in operation, but no metal chips are produced which could cause accidents or damage to adjacent components. Thus, the manufacturing process for producing the inventive arrangement is safer and easier.

The combination of the aforementioned features "studded webs", "engaging claws on the plate of the fastening part, which engage in the assembled state in the cover in the region of the respective groove", "the design of the substructure component with a first material", the embodiment of Screw with a second material "and" the displacement of the first material when screwing the screw into the substructure construction and the formation of a threaded tunnel in the interior of the substructure component "results in Advantageously, a fixing member according to the invention, which is constructed in a simple manner, allows easy mounting of the cover panels on the substructure and is characterized by a high mechanical stability.

All embodiments of the fastening part according to the invention are constructed in a simple manner and allow a simple and time-saving installation of Abdeckpaneele on the substructure.

Figur 1

ein Abdeckelement mit einem eingeführten Befestigungsteil gemäß der Erfindung in Perspektivansicht;

Figuren 2a, 2b, 2c

eine erste Ausführungsform der Stege des Befestigungsteils mit zwei Stegen nach Figur 1;

Figuren 3a, 3b, 3c

eine dritte Ausführungsform des Befestigungsteils mit Klemmfunktion;

Figuren 4a, 4b, 4c

eine vierte Ausführungsform des Befestigungsteils mit Klemmfunktion;

Figuren 5a, 5b, 5c

eine fünfte Ausführungsform des Befestigungsteils mit Klemmfunktion;

Figuren 6a, 6b, 6c

eine sechste Ausführungsform des Befestigungsteils mit Klemmfunktion;

Figuren 7a, 7b, 7c

eine siebente Ausführungsform des Befestigungsteils mit Klemmfunktion;

Figuren 8a, 8b, 8c

eine achte Ausführungsform des Befestigungsteils mit Klemmfunktion:

Figur 9

eine Anordnung von zwei benachbarten Abdeckelementen auf einem Unterkonstruktionsbauteil mit einem zwischen den Abdeckelementen angeordneten Befestigungsteil gemäß der Erfindung;

Figuren 10a, 10b, 10c

ein Unterkonstruktionsbauteil mit einem mittels einer ersten Schraubverbindung verbundenen Befestigungsteil nach Figur 1; und

Figuren 11a, 11b, 11c

ein Unterkonstruktionsbauteil mit einem mittels einer zweiten ersten Schraubverbindung verbundenen Befestigungsteil nach Figur 1.

The invention will be explained in more detail by means of embodiments with reference to the drawings.
Show it:

FIG. 1

a cover member with an inserted fastening part according to the invention in perspective view;

FIGS. 2a, 2b, 2c

a first embodiment of the webs of the fastening part with two webs after FIG. 1 ;

FIGS. 3a, 3b, 3c

a third embodiment of the fastening part with clamping function;

FIGS. 4a, 4b, 4c

a fourth embodiment of the fastening part with clamping function;

FIGS. 5a, 5b, 5c

a fifth embodiment of the fastening part with clamping function;

Figures 6a, 6b, 6c

a sixth embodiment of the fastening part with clamping function;

Figures 7a, 7b, 7c

a seventh embodiment of the fastening part with clamping function;

Figures 8a, 8b, 8c

an eighth embodiment of the fastening part with clamping function:

FIG. 9

an arrangement of two adjacent cover elements on a substructure component with a fastening element arranged between the cover elements according to the invention;

FIGS. 10a, 10b, 10c

a substructure component with a connected by means of a first screw fastener after FIG. 1 ; and

Figures 11a, 11b, 11c

a substructure component with a connected by means of a second first screw fastener after FIG. 1 ,

FIG. 1 shows a cover 2 with a laterally disposed groove 2 N, in which a fastening part 1 is inserted. The fastening part 1 is, as in FIG. 9 shown inserted into the two adjacent cover elements 2 and 3. The cover element 3 also has a side groove 3N (not shown) on its side facing the cover element 2 (FIG. FIG. 9 ), in which the fastening part 1 is inserted.

Both cover elements 2, 3 are connected by means of the fastening part 1 with a arranged on a substrate substructure component 4, as in FIG. 9 shown.

This in FIG. 2a illustrated fastener 1 has a first web 1S1 and a second web 1 S2. There may be provided more webs.
The first web 1S1 and the second web 1S2 are in the in FIG. 2a embodiment shown arranged perpendicular to the plate 1P of the fixing part 1; both webs 1S1 and 1S2 are connected in the mounted state to a substructure component 4 arranged underneath the plate 1P, which in FIG FIG. 9 is shown. The length of the webs 1S1 and 1S2 is chosen, inter alia, as a function of the thickness of the cover elements 2, 3, or the distance between the groove and cover underside and the design of the substructure component 4. The fastening part according to the invention can be used due to the design of the web or webs for a variety of commercially available cover elements. The first web 1S1 or a second web, which is arranged laterally on the plate 1P at the center line, has a predetermined width, which determines the spacing of the adjacent cover elements 2, 3, as in FIGS. 4 to 9 shown ..

Preferably, the webs 1S1, 1S2 are provided with a clamping function, as will be described, so that the first web 1S1 and the second web 1S2 in the mounted state, a substructure component (4 in FIG Figures 3c . 4c . 5c . 6c . 7c . 8c . 10 . 11 ).

FIG. 2 b shows a fastener 1 with only one web 1 S1.

At its bottom, in Figure 2 c is shown, the plate 1 P has four engagement claws 1 E1, 1 E2, 1 E3, 1 E4, which engage in the assembled state in the cover 2, 3 in the region of the respective groove 2N, 3N.

Next is in the plate 1P of the fixing part 1, an opening 10, as in the Figures 2a, 2b and 2c shown. The opening 10 accommodates a fastening element, in particular a screw, with which the fastening part 1 with the substructure component 4 (see FIG. FIG. 9 ) is connected.

In the FIGS. 3 to 8 in each case a fastening part 1 is shown, the webs 1S1 and / or 1S2 have a clamping function. This ensures that the first web 1S1 and / or the second web 1S2 in the assembled state, a substructure 4 (below the plate 1 P arranged). FIG. 9 ).

The clamping function is produced, for example, by the first web and the second web having at least one nub 1S1N, 1S2N on their sides facing the substructure component. The nub 1S1N and the nub 1S2N may have different shapes; for example, they are circular in cross section ( FIG. 3 ), with an elliptical cross section ( FIG. 4 ) or an elongated (here: rectangular) cross-section (Figure 5) formed.

At the in FIG. 6 illustrated embodiment, the first web 1S1 and / or the second web 1 S2 are arranged at an angle less than 90 ° to the plate 1 P of the fixing part 1, so as to form the clamping function.

In order to form the clamping function, the webs 1 S1, 1 S2 may also have at least one angled or circular segment-shaped curvature 1S1K, 1S2K facing the substructure component 4, as in FIGS FIGS. 7 and 8th shown.

The webs shown in the figures 1S1, 1S2 may be designed resiliently. The suspension of the webs 1 S1, 1S2 is made by choice of material and geometric properties such as thickness of the webs.

The fastening part 1 consists for example of steel or galvanized sheet steel, but may also consist of one or several other materials. In particular, at least one component 1 P, 1S1, 1 S2. 1 E1 of the fastening part 1 made of metal, plastic and / or a composite material; Preferably, at least one component 1 P, 1S1, 1 S2, 1E1 - 1 E4 consists of the material designated DX51 D + Z 275.

The plate 1 P preferably has a dimension of about 25 x 40 mm; its thickness is preferably 2.5 mm. The webs 1 S1, 1 S2 preferably have a length of 20 mm.

The fastening part 1 is preferably connected to the substructure component 4 by means of a screw S, no shavings of the substructure component material M1 being produced during the screwing-in process. Instead, the screw S displaces the material M1 during the screwing-in process and forms a threaded tunnel GT in the interior of the substructure component 4 , This threaded tunnel GT formed by the screw S during the screwing process strengthens the connection between the fastening part 1 and the substructure component 4, as described below with reference to FIG Figures 10 and 11 is described.

FIG. 10 shows a screw S, which is first inserted into the opening 10 of the plate P of the fastening part 1 and then screwed into a groove 4 N of the substructure component 4.
The screw S, which is used in the invention and in FIG. 10 a has a screw core SK, a screw tip SS and above the screw tip SS arranged screw thread SG. The substructure component 4 consists of a first material M1, in particular of a hardenable alloy, in particular of AlMgSi 0.5, and the screw S consists of a second material M2, in particular of case hardened steel, in particular with a zinc flake coating.

The screw tip SS has a tapping screw according to DIN 7981 in its contour. The thread profile also complies with DIN 7981.
The transition from the actual head to the screw shaft is designed like the corresponding transition in a setting head screw.

The groove 4N is designed in such a way that the screw S when it is inserted into the groove 4N at a first contact touches this exclusively with its screw thread SG, but not with its screw tip SS.

The groove 4N is V-shaped and has a first opening 1NO1, which is designed in such a way that its cross-section has an opening angle B.
The screw S has a screw tip SS whose cross-section has an angle C.
The angle C of the cross section of the screw tip SS is at most approximately the same size as the aforementioned opening angle B of the cross section of the groove 4N.

FIG. 10a shows the screw S in a position prior to its insertion into the groove 4N, while FIG. 10b the screw S in the position of its initial contact with the groove 4N shows.
As already described, the groove 4 N is designed in such a way that the screw S in its insertion into the groove 4 N in a first contact touches this with its screw thread SG. The screw tip SS touches on this initial contact not the bottom (base) of the groove 4N; Rather, the screw thread SG touches the lateral edges of the groove 4N.
FIG. 10c shows the screw S after completion of the screwing process; In the course of the screwing operation, the material M1 of the component 11, which consists in particular of a hardenable alloy, in particular of AlMgSi 0.5, is displaced and formed into a thread tunnel GT. This surrounds the screw S, in particular the screw core, the screw tip and the screw thread arranged above the screw tip. The threaded tunnel GT formed by the screwing process advantageously reinforces the fixation of the screw S in the substructure component 1.
To form the thread tunnel GT, the material M2 of the screw S, which is in particular case hardened steel, in particular with a zinc flake coating, meets a minimum requirement of 5 to 7 Newton meters. The screw S is preferably designed to be 10 Newton meters in order to achieve a stable fixation of the connecting element 2 with the substructure component 4. With the aforementioned coating, contact corrosion of the different materials M1, M2 is avoided.

With the above-described embodiment of the screw S, which consists of the second material M2, in particular of case hardened steel, in particular with a zinc flake coating, with the configuration of the substructure component 4, which consists of the first material M1, with the formation of a threaded tunnel GT from the first material M1, and with the engagement claws 1E1, ..., is a simple manner - with little process steps - producible connection of the first fastening part 1, the substructure component 4 and the cover 2, 3, which is characterized by a high mechanical stability.

FIG. 11 shows a first screw S, which also like the in FIG. 10 shown screw S is first inserted into the opening 10 of the plate P of the fixing part 1 and then screwed into a groove 4 N of the substructure component 4.

The in the Figures 11a, 11b and 11b shown groove 4N has instead of the first opening 1NO1 ( FIG. 10 ) a second opening 1NO2. The second opening 1NO2 has a width which is smaller than the diameter of the screw core SK of the screw S or the same as the diameter of the screw core SK of the screw S1.
The screw S is identical to the one based on FIG. 10 described screw S1. This also applies to the material M2. This in FIG. 11 shown substructure component 11 is identical in construction as that of FIG. 10 described substructure component 4. This also applies to the material M1.

The fastening part according to the invention is used in the area of balcony and patio covers, but the scope of the invention is not limited thereto. Rather, the invention can also be applied in other areas of fastening technology, for example in the field of facade cladding.

LIST OF REFERENCE NUMBERS

1

attachment portion

1P

Plate of 1

10

Opening in 1

1E1, 1E2, 1E3, 1E4

engagement claw

1S1, 1S2

First, second bridge

1S1N, 1S2N

Noppe in the first and in the second bridge

1S1K, 1S2K

Curvature in the first and in the second bridge

S

screw

2, 3

cover

2N, 3N

Groove in 2, 3

4

Substructure component

4N

Groove in 4

Claims (12)

Mounting part (1) for fixing adjacent cover elements (2, 3) on a substructure, in particular a balcony or terrace cover, wherein the substructure consists of arranged on a substrate substructure components (4), - wherein the cover elements (2, 3) each have a laterally arranged groove (2N, 3N), - wherein the fastening part (1) has a plate (1 P) which is inserted in the assembled state in both grooves (2 N, 3 N) of the cover (2, 3), characterized, - That on the plate (1 P) of the fastening part (1) a first web (1S1) and a second web (1 S2) are arranged, and - That the first web (1S1) and / or the second web (1S2) in the assembled state a below the plate (1 P) arranged substructure component (4) by clamping. Fastening part (1) according to claim 1, characterized in that - That the first web (1S1) and the second web (1 S2) are arranged perpendicular to the plate (1 P) of the fastening part (1), and - That the first web (1S1) and the second web (1S2) at their the substructure component (4) facing sides each have at least one nub (1S1N, 1S2N). Fastening part (1) according to claim 1, characterized in that - That the nub (1 S1 N, 1S2N) has a circular, an elliptical or an elongated cross-section. Fastening part (1) according to one of the preceding claims, characterized in that - That the first and / or the second web (1 S1, 1 S2) at least one of the substructure component (4) facing curvature (1S1K, 1S2K) have. Fastening part (1) according to claim 1, characterized - That the first web (1S1) and / or the second web (1S2) at an angle less than 90 ° to the plate (1P) of the fastening part (1) are arranged. Fastening part (1) according to one of the preceding claims, characterized in that - That the first web (1S1) and the second web (1 S2) are designed resiliently. Fastening part (1) according to one of the preceding claims, characterized in that - That the plate (1 P) of the fastening part (1) engagement claws (1 E1, ...), which engage in the assembled state in the cover (2, 3) in the region of the respective groove (2N, 3N). Fastening part (1) according to one of the preceding claims, characterized in that - That in the plate (1 P) an opening (10) is provided which receives a fastener, in particular a screw (S), for connection of the fastening part (1) with a below the plate (1 P) arranged substructure component (4) , Fastening part (1) according to one of the preceding claims, characterized in that - That the first web (1S1) and the second web (1S2) have a predetermined width, which determines the distance of the adjacent cover elements (2,3). Fastening part (1) according to one of the preceding claims, characterized in that - That at least one component (1P, 1S1, 1S2.1E1) of the fastening part (1) made of metal, plastic and / or a composite material. Arrangement (1) according to one of Claims 3 to 10, characterized - That a screw (S) connects the fastening part (1) with the substructure component (4), that the substructure component (4) consists of a first material (M1), in particular of a hardenable alloy, in particular of AlMgSi 0.5, and a threaded tunnel (GT) of displaced first material (M1) formed by the screwed-in screw (S) has, and - That the screw (S) consists of a second material (M2), in particular case hardened steel, in particular with a zinc flake coating. Arrangement according to claim 11, characterized - that the screw (S) has a screw core (SK) and a screw tip (SS), which has a cross section with an angle (C), - That the substructure component (4) has a V-shaped groove (4N) with a first opening (1NO1), wherein the groove (4N) is designed in such a way that its cross section has an opening angle (B) and that the screw (S) when it is inserted into the groove (4N) in a first contact it only touches it with its screw thread (SG), - That the angle (C) of the cross section of the screw tip (SS) is at most approximately equal to an opening angle (B) of the cross section of the substructure component (4) arranged groove (4 N), or - That the groove (4N) with a second opening (1N02) is designed in such a way that the second opening (1N02) has a width, the smaller than the diameter of the screw core (SK) or the same size as the diameter of the screw core (SK).

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