![]() Method for producing a facade grille and a facade grille
专利摘要:
The invention relates to a method for producing a façade dam and a corresponding façade dam. The damper comprises a plurality of parallel and spaced-apart slats (1) with constant cross-sectional profile and end frames (2) in the ends of the slats, which the slats support. In accordance with the invention, openings (3) corresponding to the cross-sectional profile of the slats (1) are machined in both gable frames (2), and holes (4) are machined at the same location for each slat in both ends of the slats. Then the slats are pushed at their ends through the openings of the end frames, so that the holes machined in them come on the other side of the end frames. Then, through each hole in the same location, a hole (5) is pushed through, and through the tube, an enlargement device with larger inner diameter than the tube is drawn, which expands the tube in the areas between the slats and thereby locks the slats in place around the tube. 公开号:FI20175858A1 申请号:FI20175858 申请日:2017-09-27 公开日:2019-03-28 发明作者:Harri Riikonen;Heikki Raumanni 申请人:Alupro Oy; IPC主号:
专利说明:
METHOD FOR MAKING A FACADE GRILL AND Façade FIELD OF THE INVENTION The invention relates to a method and a corresponding process for manufacturing mainly different facade grilles for use in exterior walls of buildings. BACKGROUND OF THE INVENTION Facade grilles are widely used in a variety of predominantly public buildings as a wall structure to give the wall a certain appearance and / or to protect the wall from direct sunlight or rain and wind. The grilles are also widely used, for example, in car parks as the sole wall structure, but they still allow air to flow freely through the parking layer, protecting them from the weather. However, current methods of manufacturing grilles make them expensive and slow to manufacture. The slats are cut to the correct length and welded to their common frames at their desired intervals. The finished frame needs to be sanded and cleaned, and then surface-treated, like painted, to the desired color. If the slats were painted before 20175858 prh 27-09-2017 welding, however, the welds would have to be sanded and repainted, whereby just painting the seams would make the grille messy. Thus, the surface treatment has to be done in the finished grille, which is, however, a complicated and difficult task due to the shape. THE INVENTION OBJECTIVE It is an object of the invention to eliminate or reduce amak from one of the above-mentioned disadvantages of the prior art. In particular, it is an object of the invention to provide a novel lattice structure and method of making it so that the various components of the lattice can be surface-treated individually or as a long article before being cut to size, thereby avoiding difficult final coating of the final and multifaceted product. SUMMARY OF THE INVENTION The method according to the invention is directed to the production of a facade grille. The facade grille includes a plurality of parallel and spaced-apart slats having a constant cross-sectional profile, and end frames or similar support structures 15 at the ends of the slats, to form a rigid assembly. 20175858 prh 27-09- 2017 In the method according to the invention, the openings corresponding to the cross-sectional profile 20 of the slats are machined into both end frames at said distance from each other. The openings are made almost non-clear, that is, so closely aligned with the cross section of the slat that the slat can just be pushed through the opening. At each end of the slats cut to the same length and cut to the same length, holes are provided at the same location in each slat, after which the slats are pushed from their ends through the openings in the end frames so that the holes are machined through the openings to one side. A tube having an outer diameter corresponding to the diameter of the holes in the slats is then inserted through the holes 30 at the same position of the slats. Finally, when a slightly larger expansion means, such as a ball or similar round piece, is drawn through the tube, such as a ball or similar, the tube extends in the region between the slats and tightens at the slat so that the slats are rigidly and immobilized. At the same time, the slats, when stiffened, lock into the openings of the end frame, i.e. the end frame, the slats and the tube together form a rigid and permanent assembly without any welding or similar jointing operation. Preferably, the three parts, i.e. the end frame, the tube and the slats, are positioned relative to each other such that the holes in the slats are just inserted through the end frames so that the tube 10 pushed through the holes practically engages the outer surface of the end frame. This ensures a very tight and secure connection between the different parts. 20175858 prh 27-09- 2017 In a preferred embodiment of the invention, the end frames are rigidly connected to each other by horizontal frames, which together form a rectangular frame surrounding the slats on all sides. Hereby, preferably, holes corresponding to the holes in the slats are machined into the horizontal frames so that the pipes at both ends of the grille are also inserted and locked in the holes in the horizontal frames. In one embodiment of the invention, the end frames and / or horizontal frames are in the form of an outwardly opening U-profile or the like so that the ends of the slats inserted through them are trapped between the legs of the profile and locked there by tubes inserted through their holes. Finally, the U-profiles can then be covered and locked with a frame 30 attached to the ends of the profile legs. The frame cover may be hinged to one of the legs of the profile, it may only be pressed by a snap-fit, or it may have other means of attachment, such as gluing, screwing, slide rails, etc. Holes can be machined into slats at a constant distance from the slatted end, or holes can be machined into slats over partially slotted ends so that the center of the hole 20175858 prh 27-09-2017 The grille is below the hole radius from the end of the grille. The rigid slat is locked in the rigid pipe even if part of the hole is outside the slat. In this way, the slats are shorter, i.e. material costs are reduced, and furthermore, the frame profile surrounding the grille can be made smaller when the end of the slat does not require so much space. The method according to the invention enables the slats and frame parts to be made of pre-coated metal profiles, such as aluminum profiles. There is a coating of any kind and any material, it is not altered or damaged when the various parts of the grille are joined together according to the invention. It is also possible to use uncoated material, for example clear aluminum profiles, but it is more advantageous to coat such parts, such as paint, before joining according to the invention, either as long slats or as cut-off portions. Thus, the tube may be made of aluminum. Alternatively, the tube may be made of stainless steel or alloys of various metals. Preferably, the tube has no seams, so that the frictional force on the expansion means can be equally strong in all directions. The tube diameter and wall thickness may vary. For example, prior to expansion, a pipe with a total diameter of 10, 12 or 15 mm may be used. Even thicker tubes, such as 20 or 25 mm, may be suitable for heavier structures. The thickness of the tube wall before expansion may be 1-5 mm, e.g. 2 mm. The standard profile slats are rigid and sturdy, but if they are several meters long, it is preferable to use additional supports in the middle of the slats. They are suitably made in a manner corresponding to the invention, i.e., the slats are provided with holes at the same location through which a tube is inserted, which is expanded into the slats to form an intermediate support for the grille. Preferably, the method according to the invention uses slats which all have the same cross-sectional profile. Thus, identical slats and identical holes in the end frames make the grating alone 10 times and fast. By the method according to the invention, it is possible to produce facade grilles whose width, height and their proportions may vary. With the method according to the invention, it is possible to produce facades of e.g. 1m x 1m, 0.5mx1m, 4mx4m, 1mxm or mx2m. In other words, the width and height of the grates to be manufactured may vary from one another to another 0.5 m 20175858 prh 27-09- 2017 The invention also relates to a facade grille comprising a plurality of parallel and spaced-apart slats having a constant cross-sectional profile and end frames on which the slats are supported. According to the invention, the end frames include openings corresponding to the cross-sectional profile of the slats and the ends of the slats include holes, whereby the ends of the slats pushed through the openings are connected to each other by a pipe inserted through the holes extending outwardly. In the structure according to the invention, the openings in the end frames correspond substantially to the cross-sectional profile of the slats and the appearance of the tube corresponds substantially to the holes in the ends of the slats, whereby the parts can be pushed into each other. Preferably, the ends of the end frames are interconnected by horizontal frames to form a rigid rectangular frame around the slats. Preferably, the tube is in contact with the outer surface of the end frame, i.e. the slats are pushed through the end frame so that the hole therein just comes out of the end frame profile, expanding outwardly the tube compresses the rails, end frame and tube. BENEFITS OF THE INVENTION The facade grille of the invention and its method of manufacture have significant advantages over the prior art. The invention enables the production of a facade grille without conventional welding. Further, the invention eliminates the need for sanding, cleaning and painting a welded grille. Only working and joining the parts, whereby the amount of work required to make the grille drops to 10-20% of the prior art. In addition, the result is much cleaner and more refined, as no welds or other work marks are visible on the grille. 20175858 prh 27-09- 2017 BRIEF DESCRIPTION OF THE DRAWINGS The invention will now be described in detail with reference to the accompanying drawings, in which: Fig. 1 shows a facade grille according to the invention, Fig. 2 shows a cross-section of the facade grille of Fig. 1, Fig. 3 20175858 prh 27-09-2017 Fig. 4 shows a detail of the facade grille of Fig. 1, Fig. 5 shows another detail of a facade grille of Fig. 1, Fig. 6 shows another detail of a facade grille of Fig. 6, Fig. 8 shows another detail of Fig. and Figure 9 shows a third detail of the facade grille of Figure 6. DETAILED DESCRIPTION OF THE INVENTION Figures 1-5 show a facade grille according to the invention. The grille is formed by a plurality of parallel and standard cross-sectional gratings 1, which are fixed at their ends to the end frames 2. In this embodiment, the end frame is formed by a solid rectangular profile 20. Section II-II of Figure 1, i.e. Figures 2 and 3, shows that the slats 1 are in the same position and at the same constant distance from each other. Figure 3 without the slats of the cross-section of the slats could equally well show the openings 25 in the end frame 2 which are equally spaced and thus correspond as closely as possible to the cross-sectional shape of the slats. In this way, when the slat 1 is inserted into the opening 3, the slat fills the opening precisely and with substantial clearance and tightness. Figure 4 shows that there is a hole 4 at the end of each slat 1, or near its end, which is inserted from the opening 3 into the end frame 2 so that the holes 4 are within the profile forming the end frame and in the same line 35. Thus, a pipe 5 is inserted through these holes 4, the outer diameter of which corresponds exactly to the diameter of the sleeves 4. The pipe 5 is suitably and proportionally used 20175858 prh 27-09- 2017 Add a lightly molded aluminum tube. When the slats and the tube are positioned in the profile formed by the end frame 2, a suitable expansion tool, i.e. a piece larger than the electrical diameter of the tube si5, is pulled through the tube 5. It widens the tube in the region between the slats 1 and tightens the tube at the slats. At the same time it clamps the slats into the openings 3 in the end frames 2. Figures 6-9 show another facade grille according to the invention. Therein, the end frames 2 are connected at their upper and lower ends by horizontal frames 6. Thus, the frame formed by them supports the slats 1 arranged in a rectangular space between them, which are thus fastened at each end by holes 4 and through a tube 4 inserted through the holes. place. In this embodiment, the holes 4 20 in the ends of the louvre 1 are open, i.e. they are made so close to the end of the louvre 1 that the hole as a whole does not extend into the louvre but slightly outside it. However, the tube 5 remains stationary in the hole 4, since more than half of the hole is in the slat area. The length of the slat required is thus minimized and the space required within the end frame of the slat head is also minimized. Further, in this embodiment, both the end frame 2 and the horizontal frame 6 are made up of two parts, i.e. they have a separate frame cover 7 for covering and stamping the frames after all connections between the frames and the slats have been made. Preferably, the frame covers 7 are secured in place by, for example, snap joints, slide rails or the like, so that no screws or other fasteners 35 are visible from the outside. This gives the grille a neat and finished appearance. In both the grilles of Figure 1 and Figure 6, the slats 1 are also connected to each other at their center by an intermediate support 8. The intermediate support 8 is a tube corresponding to the tube 4, inserted into the slots at the same location and then similarly outwardly expansive extension tool. The invention has been described above by way of example only with reference to the accompanying drawings, without limiting the invention to the embodiments shown. However, various embodiments of the invention are possible within the scope of the claims.
权利要求:
Claims (12) [1] A method for manufacturing a facade grille comprising a plurality of parallel and Characterized by the fact that the apertures (3) corresponding to the cross-sectional profile of the slats (1) are machined to each other at a distance of 10 m from each other, machining the holes (4) at the same position in each slat, sliding their ends through the openings in the end frames so that the holes machined into them are on the other side of the end frames, The tube (5) is inserted through the holes at the same location, and an expansion means larger than the inner diameter of the tube is drawn through the tube, which expands the tube in the areas between the slats, locking the slats in place around the tube. [2] Method according to Claim 1, characterized in that the end frames (2) are rigidly connected to each other by horizontal frames (6). 25 [3] Method according to claim 1 or 2, characterized in that the end frames (2) and / or the horizontal frames (6) have an outwardly opening U-profile, whereby they are finally closed by the frame covers (7). 30 [4] Method according to one of Claims 1 to 3, characterized in that the holes (4) are machined into the slats (1) at a constant distance from the end of the slat. [5] Method according to one of Claims 1 to 3, characterized in that the holes (4) are machined below the hole. [6] 6. The center of any hole in the grille is at a radius from the end of the grille. The process frame according to claims 1-5 is made of pre-coated metal profiles, such as aluminum profiles. [7] Method according to one of Claims 1 to 5, characterized in that the frame is coated, such as painted, before being joined together. 20175858 prh 27-09- 2017 [8] Method according to one of Claims 1 to 7, characterized in that holes are made at the same location in the center of the slats (1) through which a tube is inserted, which is widened to form the intermediate support (8) on the grille. 20 [9] Method according to one of Claims 1 to 8, characterized in that slats are used which all have the same cross-sectional profile. [10] A facade grille having a plurality of parallel and spaced-apart standard cross-sectional slats (1) and end-frames (2) on which the slats are supported, characterized in that the end-frames (2) comprise cross-sections (3) corresponding to the slats (1). ) 30 and the ends of the slats include holes (4), wherein the ends of the slats pushed through the openings are connected to each other by a tube (5) inserted through the holes and expanded outwardly into the holes of the slats. 35 [11] Facade grille according to claim 10, characterized in that the ends of the end frames (2) are interconnected by horizontal frames (6) to form a rigid rectangular frame around the slats. [12] 12. The louvre according to claim 10 or 11, characterized in that the tube (5) is in contact with the outer surface of the end frame (2) so that, when extended outwardly, it compresses the slats (1), rigid unit.
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同族专利:
公开号 | 公开日 FI128230B|2020-01-15| EP3461968A1|2019-04-03|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题 JPH0317343A|1989-06-14|1991-01-25|Keiichiro Yamazaki|Connecting method for bar member to be used for grille-shaped building part such as handrail or the like| FR2749877A1|1996-06-18|1997-12-19|Jacques Hatchikian|Steel, burglar proof shutters for windows and doors| ITRM20020214A1|2002-04-17|2002-07-16|Gualtiero Crozzoli|ARMORED STEEL SHUTTER COMPLETELY PREFABRICATED WITH THE ADVANCED SIVER SYSTEM.|
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申请号 | 申请日 | 专利标题 FI20175858A|FI128230B|2017-09-27|2017-09-27|Method for producing a facade grille and a facade grille|FI20175858A| FI128230B|2017-09-27|2017-09-27|Method for producing a facade grille and a facade grille| EP18197143.3A| EP3461968A1|2017-09-27|2018-09-27|Method for manufacturing a facade louver, and facade louver| 相关专利
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