JP5243355B2 - Blindfold louver - Google Patents

Description

  The present invention relates to a blindfold louver that can be used as a blindfold for windows or as a fence for a border wall or a veranda of a middle- and high-rise house.

  For the purpose of crime prevention, it is common practice to provide a face grid on the outdoor side of the window. Although this surface lattice is excellent in daylighting and ventilation, it has a high possibility of being infringed on privacy regardless of day or night because of high transparency in the indoor and outdoor directions.

  On the other hand, as described in Patent Document 1, in a louver in which a plurality of panels extending long in the left-right direction and inclined downwardly in the outdoor direction are provided in the vertical direction, the transparency is low. Therefore, there is a low risk of privacy being violated.

Japanese Utility Model Publication No. 5-17040

  By the way, as described in Patent Document 1, the louver includes a fixed louver in which a panel is fixed and an openable louver in which the panel is rotatably supported. In the fixed louver, Since the light shielding property is high, there is an inconvenience that outdoor light cannot be sufficiently taken indoors.

  On the other hand, in an openable louver, it is necessary to open and close the panel by an indoor operation, which is inconvenient.

  An object of the present invention is to provide a blindfold louver excellent in ventilation, daylighting, and blindfolding.

  In order to solve the above-described problems, in the present invention, a plurality of punched metal pieces that are provided between a pair of opposing vertical shafts of the frame body and spaced in the vertical direction are provided. An outer panel, a decorative panel disposed between opposing portions of adjacent outer panels, and an inner panel that is substantially the same size as the outer panel and is spaced apart from the back of each of the plurality of outer panels. A flange disposed at an interval between the outer panel and the inner panel at the upper and lower portions of the decorative panel, and the decorative panel and the inner panel are made of a resin plate having light diffusibility. Was adopted.

  Here, the resin plate having light diffusibility is a translucent resin plate or a light diffusing material obtained by performing light diffusion processing such as embossing, knurling, and polishing on the surface of a resin-molded panel. A molded product obtained by extrusion molding of a mixed resin.

  When the blindfold louver having the above-described configuration is used as a blindfold of a window in a building, it is attached to the outdoor side of the window. In that case, the inner panel is mounted opposite to the window. By such attachment, in the daytime, light inserted from the hole of the outer panel is diffused by the inner panel made of a light diffusing resin plate.

  At this time, since there is a gap between the outer panel and the inner panel, the light that has passed through the hole formed in the outer panel enters the inner panel in a diffuse state and is diffused by the inner panel. . For this reason, when the inner panel is viewed indoors, the outline of the hole is hardly projected, and the inner panel becomes uniformly bright throughout.

  On the other hand, the incident light to the decorative panel made of a resin plate having light diffusibility is also diffused by the decorative panel, and the decorative panel becomes uniformly bright throughout the diffusion of the light. For this reason, the daylighting part without a shadow will be formed by the inner panel and the decorative panel, and a lot of soft light having anti-glare property will be taken in the indoor side.

  Here, when the wind blows toward the blindfold louver, the wind passes through the hole in the outer panel and the gap formed between the outer panel and the decorative panel, and flows up and down along the surface of the inner panel. Then, it flows into the indoor side through a gap formed between the decorative panel and the inner panel.

  Here, if the inner panel is curved so that the central portion in the width direction between the upper and lower side edges of the inner panel is positioned outside the upper and lower side edges, the wind smoothly flows in the vertical direction along the curved surface. As a result, a lot of wind can be taken indoors. In addition, if a ventilation guide piece for guiding the wind flowing in the vertical direction along the surface of the inner panel to the indoor side is provided at the upper and lower portions of the back side of the decorative panel, a lot of wind is indoor side as described above. Can be adopted.

  Furthermore, if the inner panel is provided with a through-hole part consisting of a plurality of slit groups or a large number of small hole groups, it is possible to see the outdoor scenery from the through-hole part, and to further increase the wind intake. Can do.

  In the blindfold louver according to the present invention, a plurality of stringers extending in the vertical direction and having upper and lower ends connected to the upper and lower ridges of the frame body are provided inside the frame body, and the panel support plate provided on the stringer A plurality of engaging protrusions that support the outer panel are provided at equal intervals in the vertical direction on each front side of the panel support plate of the stringer, and the gap between adjacent engaging protrusions is A pair of opposed parts formed on the upper and lower side edges of the outer panel are formed on the upper and lower portions of the engaging projection piece so as to be smoothly continuous with the front surface of the engagement projection piece. A convex arcuate guide surface that can be engaged with an inwardly bent piece at the front end of the flange is provided, and an engagement groove in which the upper and lower flanges of the decorative panel can be engaged is formed in the upper and lower portions of the notch portion. And the panel support plate includes the engagement member. When the inner panel to the back of the projecting piece is previously formed a slot to be inserted in an external frame, it is possible to form the outer panel, the panel assembly of the inner panel and trim panel.

  When forming the panel assembly, the left and right ends of the decorative panel are fitted into the notches formed in each of the pair of stringers, and the left and right ends of the upper and lower flanges are fitted into the engagement grooves. The left and right ends of the inner panel are fitted into slots formed in each of the pair of stringers.

  After assembling the decorative panel and the inner panel, slide the pair of left and right stringers in the length direction of the decorative panel and the inner panel to adjust the facing distance. Inwardly bent pieces at the tips of a pair of opposed flanges formed on the upper and lower side edges of the outer panel are brought into contact with and pushed into the guide surface. By the pushing, the pair of flanges of the outer panel are elastically deformed outward, and when the outer panel is pushed in until the engagement protrusion is received between the flanges, the inward bent pieces formed on the flanges are The outer panel can be attached by engaging with the back portion of the guide surface, and the panel assembly of the outer panel, the inner panel, and the decorative panel can be easily formed outside the frame.

  As a result, it is possible to assemble the blindfold louver by accommodating the panel assembly in the frame and connecting the upper and lower ends of the stringer to the upper and lower eyelids, thereby facilitating the assembly of the blindfold louver. it can.

  As described above, in the present invention, a resin plate-made inner panel having light diffusibility is provided on the back of each of a plurality of outer panels made of punching metal, and a resin plate made of light diffusivity is provided between adjacent outer panels. Since the decorative panel is provided, the window can be completely shielded when attached to the window. And in the blinded state of shielding the window, in the daytime, the light that is inserted from the hole of the outer panel is diffused by the inner panel that is provided at intervals on the back of the panel, and is also provided between the outer panels. The light incident on the decorative panel is also diffused by the decorative panel, and the inner panel and the decorative panel are uniformly brightened with no shadows, and soft light with excellent anti-glare properties is fully taken into the indoor side. be able to.

  In addition, the wind that enters from the hole in the outer panel and the gap formed between the outer panel and the decorative panel flows in the vertical direction along the surface of the inner panel, and from the gap formed between the inner panel and the decorative panel. Since it flows into the indoor side, the wind can be taken in sufficiently.

  In addition, because the inner panel is translucent, even if a person's silhouette is projected on the inner panel by the light of the indoor lighting at night, the silhouette becomes dull, and the inner panel and the outer panel Because there is a gap between them, the silhouette seen through the holes in the outer panel is more blurry and there is little risk of infringing on privacy.

Partially cutaway front view showing an embodiment of a blindfold louver according to the present invention Sectional view along the line II-II in FIG. Sectional view along line III-III in FIG. An exploded perspective view showing a part of each of the outer panel, the inner panel, the decorative panel, and the stringer Partially cutaway front view showing an enlarged corner portion of the blindfolded louver shown in FIG. Partial cutaway side view of FIG. FIG. 5 is an exploded perspective view of the upper gutter, the vertical gutter and the connector for connecting the gutter shown in FIG.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. As shown in FIG. 1, the rectangular frame 1 is composed of a pair of opposed vertical gutters 2, 2, an upper gutter 3 between the upper ends of the pair of gutters 2, and a lower end of the pair of gutters 2 It consists of a lower arm 4 passed between the clubs.

  As shown in FIG. 7, the vertical rod 2 has a U-shaped cross section in which a pair of opposed flanges 2b are formed on both front and rear sides of the web 2a, and the inner surfaces of the pair of flanges 2b are parallel to the web 2a. A flat rib 2c is formed, and an insertion hole 2d is provided between the rib 2c and the web 2a.

  On the other hand, the upper flange 3 has a U-shaped cross section in which a pair of opposed flanges 3b are formed on both front and rear sides of the web 3a, and a rib 3d having a screw hole 3c is provided on the lower inner surface of the web 3a. ing. The width dimension in the front-rear direction of the web 3 a is larger than the width dimension in the front-rear direction of the vertical hook 2.

  As shown in FIG. 5 and FIG. 6, the upper rod 3 has a combination in which both lower end portions thereof overlap the upper end surface of the vertical rod 2 and one flange 3 b forms the same surface as one flange 2 b of the vertical rod 2. And coupled through the connector 5. Here, as shown in FIG. 7, the connector 5 has a configuration in which an insertion piece portion 5 b is provided on a closing plate portion 5 a that closes both end openings of the upper rod 3, and the insertion piece portion 5 b The vertical rod 2 and the upper rod are fastened by tightening the screw 6 inserted into the screw hole 3c of the rib 3d on the closing plate portion 5a inserted into the insertion hole 2d and abutted with both ends of the upper rod 3 to close the opening of the end portion. 3 are connected.

  Although the details of the lower rod 4 are omitted in the figure, the lower rod 4 has the same cross-sectional shape as the upper rod 3 and is arranged between the upper rod 3 and the upper and lower objects, and between the lower end surfaces of the pair of vertical rods 2. And is coupled to the downpipe 2 via the connector 5 shown in FIG.

  As shown in FIGS. 1 to 3, a pair of left and right stringers 10 extending in the vertical direction are incorporated inside the frame body 1. As shown in FIG. 4, the stringer 10 has a pair of panel support plates 10a facing each other with a U-shaped cross section. The stringer 10 is incorporated so that the outer peripheral side surface of the panel support plate 10a is located on the front side, and the upper and lower ends are located between the pair of flanges 3b of the upper collar 3 and the flange 4b of the lower collar 4. And the overlapping part which abuts with the flanges 3b and 4b on the rear side of the lower rod 4 is fixed by tightening screws.

  As shown in FIGS. 2 and 4, the pair of panel support plates 10 a opposed to the stringer 10 have a plurality of engaging protrusions 11 formed at equal intervals in the vertical direction on the front surface in the attached state, and adjacent engagements. A notch 12 is provided between the projecting pieces 11.

  A convex arc-shaped guide surface 13 that is smoothly continuous with the front surface is formed on the front side of the upper and lower surfaces of the engaging protrusion 11. On the other hand, an engagement groove 14 is provided in the rear part of the upper and lower surfaces of the notch 12 formed between the engagement protrusions 11. A fitting recess 16 is formed on the closed end surface of the notch 12, and arcuate surfaces 17 are provided on the upper and lower ends of the fitting recess 16.

  Further, the panel support plate 10a is formed with a slot 15 extending in the vertical direction at the back of the engagement projection piece 11, and the length between the upper and lower ends of the slot 15 is the length of the engagement projection piece 11 in the vertical direction. The upper and lower ends are positioned behind the engaging groove 14. Further, the slot 15 is curved in the vertical direction, and the center portion of the upper and lower ends is positioned in front of the upper and lower ends.

  An outer panel 20 is passed between the engaging protrusions 11 facing the left and right of the pair of stringers 10. The outer panel 20 is formed of punched metal and has a large number of holes 21 arranged in a staggered pattern on the front surface. A pair of flanges 22 facing rearward are formed on the upper and lower side edges of each of the flanges 22. An inward bent piece 23 is provided at the rear end. The outer panel 20 has a length extending between the opposing inner surfaces of the ribs 2c of the pair of vertical rods 2.

  The outer panel 20 is assembled to the pair of stringers 10 before the stringer 10 is mounted in the frame 1. When assembling, in a state where the pair of stringers 10 are arranged in parallel, the front end of the inwardly bent piece 23 is brought into contact with and pushed into the upper and lower guide surfaces 13 of the engaging protrusions 11 facing left and right. To. By the pushing, the tip of the inwardly bent piece 23 is guided to the guide surface 13, the pair of flanges 22 are elastically deformed outward, and the engagement protrusions 11 are placed between the pair of flanges 22 until the engagement protrusions 11 are fitted. By pushing in the panel 20, the pair of flanges 22 is restored in shape, and the inwardly bent piece 23 is engaged with the rear portion of the guide surface 13. The outer panel 20 is brought into an attached state by the engagement.

  A decorative panel 30 is incorporated in the notch 12 of the stringer 10, and an inner panel 40 is inserted in the slot 15.

  The decorative panel 30 is configured such that outward flanges 32 are provided at both ends of a panel body 31 having a U-shaped cross section, and a ventilation guide piece 33 having an arcuate cross section is provided at the inner end of each flange 32. It consists of a resin plate having diffusibility.

  Here, the resin plate having light diffusibility is a translucent resin plate in which the surface of a resin-molded panel is subjected to light diffusion processing such as embossing, knurling, polishing, and matting, or light A molded product obtained by extrusion molding of a resin mixed with a diffusing material.

  The decorative panel 30 has the same length as the outer panel 20. The decorative panel 30 is assembled to the stringer 10 before the outer panel 20 is assembled to the stringer 10.

  When the decorative panel 30 is assembled, the left and right ends of the decorative panel 30 are fitted into the notches 12 formed in each of the pair of stringers 10, and the left and right ends of the upper and lower flanges 32 are engaged with the engagement grooves. 14, and further, the ventilation guide piece 33 is fitted into the fitting recess 16, and the ventilation guide piece 33 is brought into contact with the upper and lower arcuate surfaces 17 of the fitting recess 16.

  The inner panel 40 has the same length as the outer panel 20. Further, the inner panel 40 has a curved shape in which the central portion in the width direction between both side edges is located outward, and has a shape along the slot 15. As in the case of the decorative panel 30, the inner panel 40 has a light diffusing property. It consists of a board.

  The inner panel 40 may be a flat plate and may be elastically deformed along the shape of the slot 15 by insertion into the slot 15.

  The blindfold louver shown in the embodiment has the above structure, and when assembling the blindfold louver, a panel assembly of a pair of stringers 10, outer panel 20, decorative panel 30 and inner panel 40 is formed in advance.

  When forming the panel assembly, first, both ends of the decorative panel 30 are fitted into the notches 12 of the pair of stringers 10, and the ventilation guide piece 33 is brought into contact with the arcuate surface 17 of the fitting recess 16. Further, both end portions of the inner panel 40 are fitted into the slots 15 of the stringer 10.

  After the decorative panel 30 and the inner panel 40 are assembled, the distance between the pair of stringers 10 is adjusted. After the adjustment, the outer panel 20 is placed on the upper and lower guide surfaces 13 of the engaging protrusions 11 facing the left and right of the pair of stringers 10. The tip of the inwardly bent piece 23 is brought into contact with the outer panel 20 so as to be pushed in.

  By pushing the outer panel 20, the tip of the inwardly bent piece 23 is guided to the guide surface 13, the pair of flanges 22 are elastically deformed outward, and the engaging protrusion 11 is placed between the pair of flanges 22. When the outer panel 20 is pushed in, the shape of the pair of flanges 22 is restored, and the inwardly bent piece 23 is engaged with the rear portion of the guide surface 13. Thus, the plurality of outer panels 20 are arranged at equal intervals in the vertical direction, the decorative panel 30 is disposed between the facing portions of the adjacent outer panels 20, and the inner panel 40 is spaced from the back portions of the plurality of outer panels 20. A panel assembly in which the flange 32 of the decorative panel 30 is disposed between the upper and lower opposing portions of the inner panel 40 and the outer panel 20 is formed.

  As described above, the panel assembly includes the fitting of the end of the decorative panel 30 to the notch 12 of the stringer 10, the fitting of the end of the inner panel 40 to the slot 15, and the outer panel 20 to the engaging protrusion 11. Therefore, the panel assembly can be assembled very easily.

  After the formation of the panel assembly as described above, both ends of the lower rod 4 are connected to the lower ends of the pair of vertical rods 2 via the connector 5 to form a three-side frame, and the upper opening of the three-side frame The above-mentioned panel assembly is dropped from the inside, and both ends of the upper rod 3 are connected to the upper ends of the vertical rod 2 in a state in which the panel assembly is accommodated inside the three-side frame, and the upper and lower ends of the stringer 10 and the upper rod A blindfold louver is assembled by fixing each of the overlapping portion of the three flanges 3b and the overlapping portion of the flange 4b of the lower collar 4 by screwing.

  In addition, after formation of a panel assembly, you may make it attach a pair of vertical rod 2 along the upper rod 3 and the lower rod 4 on the upper and lower sides of the panel assembly.

  The blindfold louver having the above structure is used as a blindfold for windows, or as a border fence for middle- and high-rise houses and a fence for a veranda.

  When used as a blindfold for a window in a building, install it on the outdoor side of the window. In that case, the inner panel 40 is attached to face the window. At this time, the blind louver is provided with the semi-transparent inner panel 40 on the back of each of the plurality of outer panels 20 made of punching metal, and the semi-transparent decorative panel 30 is provided between the adjacent outer panels 20. Therefore, the window is completely shielded, and the interior is not peeped from the outside.

  In the state of mounting the blindfold louver as described above, during the daytime, much of the incident light is blocked by the outer panel 20 made of punching metal, and the light inserted from the hole of the outer panel 20 is a light diffusing resin plate. Is diffused by the inner panel 40.

  At this time, since an interval is provided between the outer panel 20 and the inner panel 40, the light that has passed through the hole 21 formed in the outer panel 20 is diffused and incident on the inner panel 40, and the inner panel. 40 is diffused. For this reason, when the inner panel 40 is viewed from the inside, the outline of the hole 21 is hardly projected, and the inner panel 40 is uniformly bright throughout.

  On the other hand, the incident light to the decorative panel 30 made of a translucent resin is also diffused by the decorative panel 30, and the entire decorative panel 30 is also brightened almost uniformly by the diffusion. For this reason, each of the inner panel 40 and the decorative panel 30 forms a daylighting portion having no shadow, and soft light having anti-glare properties is sufficiently taken into the indoor side from each of the decorative panel 30 and the inner panel 40. Become.

  Here, when the wind blows toward the blindfold louver, the wind passes through the hole 21 of the outer panel 20 and the gap formed between the outer panel 20 and the decorative panel 30, and the curved shape of the inner panel 40. It flows in the vertical direction along the surface, is guided by the ventilation guide piece 33 provided on the decorative panel 30 and flows toward the indoor side, and the wind is taken in indoors.

  In this case, if the holes 21 formed in the outer panel 20 are smaller than necessary, and if the pitch of the holes 21 arranged in a vertical row and a horizontal row becomes too large, the wind is not sufficiently taken in. It is preferable that the inner diameter is about φ1 mm to φ10 mm, the pitch is about 2 mm for the holes 21 of φ1 mm, and the pitch is about 15 mm for the holes 21 of φ10 mm.

  Here, as shown in FIG. 1, if the inner panel 40 is provided with a through hole portion 41 composed of a plurality of slit groups, a large amount of wind can be taken indoors, and the through hole portion 41 is also provided. The outdoor scenery can be seen through the hole 21 of the outer panel 20.

  In addition, the through-hole part 41 is not limited to a slit group, A small hole group may be sufficient.

DESCRIPTION OF SYMBOLS 1 Frame 2 Vertical rod 3 Upper rod 4 Lower rod 10 Stringer 10a Panel support plate 11 Engagement protrusion 12 Notch part 13 Guide surface 14 Engagement groove 15 Slot 20 Outer panel 21 Hole 22 Flange 23 Inward bending piece 30 Makeup Panel 32 Flange 33 Ventilation guide piece 40 Inner panel 41 Through hole

Claims (5)

  Between a rectangular frame and a plurality of outer panels made of punched metal that are passed between a pair of opposing vertical ridges of the frame and spaced in the vertical direction, and between the opposing portions of adjacent outer panels A decorative panel that is arranged, and an inner panel that is approximately the same size as the outer panel and that is spaced apart from the back of each of the plurality of outer panels, and is arranged on the upper and lower parts of the decorative panel, respectively. A blindfold louver provided with a flange disposed at a distance between the panel and the inner panel, wherein the decorative panel and the inner panel are made of a resin plate having light diffusibility.   The blindfold louver according to claim 1, wherein the inner panel is provided with a through hole portion including a plurality of slit groups or a plurality of small hole groups.   The blindfold louver according to claim 1 or 2, wherein the inner panel is curved so that a center portion in the width direction between the upper and lower side edges is positioned outside the upper and lower side edges.   The blindfold louver according to any one of claims 1 to 3, wherein a ventilation guide piece is provided on the upper and lower parts of the back side of the decorative panel to guide the wind flowing in the vertical direction along the outer surface of the inner panel to the indoor side. .   Inside the frame body, a plurality of stringers that extend long in the vertical direction and whose upper and lower ends are connected to the upper and lower collars of the frame body, the outer peripheral side surface of the panel support plate provided on the stringer is provided as the front side, A plurality of engaging protrusions that support the outer panel are provided at equal intervals in the vertical direction on the front side of the panel support plate of the stringer, and the decorative panel can be accommodated between adjacent engaging protrusions. Are formed on the upper and lower portions of the engaging protrusion, and the front end of the engaging protrusion is smoothly connected to the front of the engaging protrusion. Protruding arc-shaped guide surfaces that can be engaged with each other are provided, and upper and lower portions of the notch are formed with engaging grooves that can be engaged with upper and lower flanges of the decorative panel. The inner panel is inserted into the back of the engaging protrusion. Blindfold louvers according to any one of claims 1 to 4 to form a Tsu bets.

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