JP4637806B2 - Doorway sash - Google Patents

Description

  The present invention relates to an entrance / exit sash that constitutes an entrance / exit of a building and is provided with a shoji in a sliding manner, and more particularly, to an entrance / exit sash that has a sweeping portion in a lower frame and that is also airtight.

There is known an entrance / exit sash in which a frame is provided in an opening of a building and a shoji is placed in a sliding manner, and a rail for guiding the shoji is provided in the lower frame in such an entrance / exit sash. The lower frame is made of an aluminum extrusion mold, but if the rail is integrally formed on the lower frame, aluminum may have insufficient strength, so a rail member made of stainless steel on the upper surface of the lower frame is used. By mounting, the rail is provided on the lower frame. Here, since the rail is formed so as to protrude from the upper surface of the lower frame, it is difficult to sweep out indoor dust and the like to the outdoor side during cleaning. For this reason, a sweep-out portion that is substantially flat from the indoor side to the outdoor side is provided without forming rails at both ends of the lower frame. As such an entrance / exit sash, there exists a thing as mentioned in patent document 1, for example.
JP-A-9-287357

  However, the conventional entrance / exit sash has a problem that it is difficult to secure airtightness with the shoji because the sweeping portion is formed in the lower frame, and the airtightness of the entrance / exit sash is not secured. Was.

  The present invention has been made to solve the above problems, and an object of the present invention is to provide an entrance / exit sash that can ensure sufficient airtightness between the frame and the shoji.

In order to solve the above problems, an entrance / exit sash according to the present invention is an entrance / exit sash in which inner and outer shojis are stored in a sliding manner in a frame body in which an upper and lower frame and left and right vertical frames are framed in a rectangular shape,
Rails for guiding the internal and external shojis are provided inside and outside on the upper surface of the lower frame, and airtight rails are provided in parallel with the rails in the vicinity of the rails, respectively. A sweeping portion that is disposed on the center side from the end portion and forms a substantially flat sweeping portion from the indoor side to the outdoor side at the end portion of the lower frame, and a sweeping portion cover body that covers the upper surface is attached to the sweeping portion. ,
A mounting portion is formed at least on the inside or outside of the rail on the sweep-out portion cover body, and a rail extension member is detachably attached to the mounting portion. The rail extension member includes the rail and an airtight rail in the vicinity thereof. And a rail extension portion and an airtight rail extension portion that are continuous and extend to the end portion of the lower frame.

  In the entrance / exit sash according to the present invention, the vertical frame includes an airtight protrusion in the longitudinal direction at the same position as the airtight rail provided in the lower frame, and the airtight rail extension of the rail extension member is the lower frame. The airtight rail and the airtight protrusion of the vertical frame are continuous, and the airtight rail, the airtight rail extension, and the airtight protrusion are in continuous contact with the airtight portion provided in the shoji to contact the vertical frame from the lower frame. It is characterized by forming a continuous hermetic line extending over.

Furthermore, the entrance / exit sash according to the present invention is provided so that the attachment portion is opposed to both sides of the sweep-out portion cover body at both the inner and outer rail positions, and has substantially the same cross-sectional shape as the rail. The rail extension member is formed in a protruding shape, and both ends of the rail extension portion are attached to the attachment portion, and the rail extension member is substantially continuous with the rail through the attachment portion.

Furthermore, the entrance / exit sash according to the present invention is characterized in that the rail extension portion of the rail extension member has engaging portions that are detachable in the vertical direction on both sides.

  The entrance / exit sash according to the present invention is characterized in that the sweep-out portion cover body is formed in a plate shape so that the attachment portion protrudes from a base portion that covers the upper surface of the lower frame. .

  According to the entrance / exit sash according to the present invention, the sweeping portion of the lower frame is attached with the sweeping portion cover body covering the upper surface, and the sweeping portion cover body is formed with the mounting portion at least at the position of the rail inside or outside, A rail extension member is detachably attached to the attachment portion, and the rail extension member is continuous with the rail at the position of the attachment portion and the airtight rail in the vicinity thereof and extends to the end of the lower frame and the airtight rail. By providing the extension portion, the rail and the airtight rail can be extended to the end portion of the lower frame by the rail extension member, so that the airtightness at the lower side of the frame body can be sufficiently secured.

  Further, according to the doorway sash according to the present invention, the vertical frame is provided with an airtight projection in the longitudinal direction at the same position as the airtight rail provided in the lower frame in the expected direction, and the airtight rail extension of the rail extension member is the airtightness of the lower frame. The rail and the airtight projection of the vertical frame are continuous, and the airtight rail, the airtight rail extension, and the airtight projection are in continuous contact with the airtight portion provided in the shoji and are continuous airtight lines from the lower frame to the vertical frame. By forming this, it is possible to ensure continuous airtightness between the frame and the shoji from the lower frame to the vertical frame.

Furthermore, according to the entrance / exit sash according to the present invention, the mounting portion is provided so as to face each other on both sides of the sweep-out portion cover body at both the inner and outer rail positions, and has a protruding shape having substantially the same sectional shape as the rail The rail extension member has both ends of the rail extension portion attached to the attachment portion and is substantially continuous with the rail through the attachment portion, so that the rail extension member has substantially the same cross-sectional shape from the rail to the rail extension portion. Since it can be made continuous, the shoji can be smoothly slid to the end. In addition, since the mounting part is provided at the position of both the inner and outer rails, the sweeper cover body can be attached to both the left and right sweeping parts of the lower frame. Can do.

Furthermore, according to the entrance / exit sash according to the present invention, the rail extension part of the rail extension member has the attachment part and the engagement part that can be engaged and disengaged in the vertical direction on both side surfaces, thereby sweeping out the rail extension member. Can be easily attached and detached.

  According to the entrance / exit sash according to the present invention, the sweeping portion cover body is formed in a plate shape so that the mounting portion protrudes from the base portion that covers the upper surface of the lower frame. Cost reduction.

  Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 shows a longitudinal sectional view of an entrance / exit sash according to the present embodiment, and FIG. 2 shows a transverse sectional view of the entrance / exit sash. As shown in each of these drawings, the doorway sash in the present embodiment is configured such that the inner shoji 2 and the outer shoji 3 are accommodated in the frame 1 attached to the opening of the building in a sliding manner. A screen door 4 is further accommodated on the indoor side.

  The frame 1 is formed by framing an upper frame 10, a lower frame 11, and left and right vertical frames 12, 12 in a rectangular shape. Each of the upper frame 10 and the vertical frame 12 is formed with a fin portion 13 projecting outward at an indoor / outdoor intermediate position on the outer circumferential surface over the entire length in the longitudinal direction. The frame 1 is fixed to the building opening by abutting from the outdoor side and screwing.

  The upper frame 10 protrudes from the inner peripheral surface side with an inner impingement guide piece 10a for guiding the inner imperial child 2, an outer imperial guide piece 10b for guiding the outer imperial child 3, and a screen door guiding piece 10c for guiding the screen door 4, respectively. It is formed in a shape. Further, the lower frame 11 has an upper surface formed in a substantially flat shape, and a rail member 15 having a rail for guiding the inner and outer doors 2, 3 and the screen door 4 is attached to the upper surface.

  The inner shoji 2 and the outer shoji 3 are configured such that a glass body 6 is housed in a housing 5 in which an upper rod 20 and a lower rod 21 and left and right vertical rods 22 and 22 are assembled in a square shape. In addition, a door wheel 23 placed on a rail provided on the lower frame 11 is provided at the lower end portion of the lower rod 21.

  An outdoor extending portion 24 having an outdoor surface extending toward the vertical frame 12 is formed on the vertical rod 22 that constitutes the inner and outer children 2 and 3 and opposes the vertical frame 12. An airtight portion 25 made of an airtight material is provided over substantially the entire length in the longitudinal direction. One vertical frame 12 is formed with an airtight protrusion 14 so as to be close to and opposed to the outdoor extending portion 24 of the inner shoji 2, and the other vertical frame 12 is provided with an outdoor extending portion 24 of the outer shoji 3. An airtight protrusion 14 is formed so as to face each other. The airtight portions 25 provided in the outdoor extending portions 24 are in contact with the airtight protrusions 14 of the vertical frame 12, respectively, thereby ensuring airtightness on the side surfaces of the inner and outer children 2 and 3.

  The upper frame 10, the lower frame 11 and the vertical frame 12 constituting the frame body 1 are all formed of an aluminum extrusion mold. Further, the upper rod 20, the lower rod 21, and the vertical rod 22 constituting the casing 5 are also formed of an aluminum extrusion mold material. On the other hand, the rail member 15 attached to the upper surface of the lower frame 11 is made of stainless steel in order to ensure the strength on the sill surface.

  Next, the rail of the lower frame 11 will be described in more detail. FIG. 3 shows an enlarged view near the lower frame 11 in FIG. As shown in this figure, the rail member 15 is formed with an inner rail 15 a for guiding the inner shoji 2, an outer rail 15 b for guiding the outer shoji 3, and a screen door rail 15 c for guiding the screen door 4 on the upper surface. Yes. Further, an inner airtight rail 15d is formed in the vicinity of the outer side of the inner rail 15a in parallel with the inner rail 15a, and an outer airtight rail 15e is formed in the vicinity of the outer side of the outer rail 15b in parallel with the outer rail 15b. .

  The lower collar 21 that constitutes the inner and outer children 2 and 3 is formed with an outdoor extending portion 24 that extends downward at the lower end portion of the outdoor surface, and an airtight portion made of an airtight material at the tip thereof. 25 is provided over substantially the entire length in the longitudinal direction. The outdoor extending portion 24 of the inner shoma 2 is opposed to the inner airtight rail 15d, and the airtight portion 25 is in contact with the inner airtight rail 15d, thereby ensuring airtightness in the lower portion of the inner shroud 2. Similarly, the outdoor extension part 24 of the external shoji 3 faces the outside airtight rail 15e, and the airtight part 25 is in contact with the outside airtight rail 15e, so that the airtightness at the lower part of the outside door 3 is secured. .

  As shown in FIG. 2, the inner rail 15 a and the outer rail 15 b are formed from the vicinity of one end to the vicinity of the other end along the longitudinal direction of the lower frame 11. The inner airtight rail 15d is formed in an area where the inner shoji 2 is arranged with the shoji closed, and the outer airtight rail 15e is formed in an area where the outer shoji 3 is arranged with the shoji closed.

  Here, the inner rail 15 a and the outer rail 15 b, and the inner air-tight rail 15 d and the outer air-tight rail 15 e are all formed so that the end portions are closer to the center than the end portions of the lower frame 11. At both end portions, no rails are formed, and sweeping portions 16 are formed so as to be substantially flat. And the sweeping part cover body 30 is attached to these sweeping parts 16 so that the upper surface may be covered.

  FIG. 4 shows a perspective view of the sweep-out portion cover body 30 as viewed from the outdoor side. The sweep-out portion cover body 30 is made of a plate-like resin material, and is formed so as to be substantially L-shaped when viewed from the side. The sweep-out part cover body 30 is formed in a substantially L shape with a base 31 that covers the sweep-out part 16 of the lower frame 11 and an outdoor engagement part 32 that hangs downward from the outdoor end of the base 31. . The outdoor engagement portion 32 is engaged with the outdoor surface of the lower frame 11.

  On the upper surface of the base portion 31, projecting attachment portions 33 are formed on the indoor side and the outdoor side, respectively. The attachment portion 33 is disposed at the position of the inner rail 15a and the outer rail 15b in the indoor / outdoor direction in a state where the sweep-out portion cover body 30 is attached to the lower frame 11. The mounting portion 33 is formed to have substantially the same cross-sectional shape as the inner rail 15a and the outer rail 15b, and two sets of two are provided so as to face each other on both sides of the base portion 31. A rail extension member 35 is attached between a pair of two opposing attachment portions 33.

  The rail extension member 35 is engaged and fixed between the two attachment portions 33, and the rail extension portion 36 is continuous with the inner rail 15a or the outer rail 15b via the attachment portion 33, and the rail extension portion 36 and the bottom surface portion. 38, and an airtight rail extension 37 that is continuous with the inner airtight rail 15d or the outer airtight rail 15e. The rail extension 36 is formed to have substantially the same cross-sectional shape as the inner rail 15a and the outer rail 15b, and the airtight rail extension 37 has substantially the same cross-sectional shape as the inner airtight rail 15d and the outer airtight rail 15e. Formed.

  The mounting portion 33 is formed so that the surfaces facing each other have a semicircular cross-sectional shape to be an engaged portion 33a, while the rail extension portion 36 of the rail extension member 35 is formed in a concave shape on both sides. Thus, the engaging portion 36a is detachable in the vertical direction with respect to the engaged portion 33a of the mounting portion 33. Accordingly, the rail extension member 35 is configured to be detachable in the vertical direction with respect to the attachment portion 33.

  Further, the sweep-out part cover body 30 has mounting recesses 34 each having a concave portion between the mounting portions 33 facing each other and the region outside the outdoor space, for each set of the mounting portions 33. The rail extension member 35 engaged with 33 is disposed such that the bottom surface portion 38 is received in the mounting recess 34.

  FIG. 5 shows a side view of the sweep-out part cover body 30 in which the rail extension member 35 is attached to the attachment part 33 on the outdoor side. As shown in this figure, a notch 33b is formed at the base of the outdoor surface of the mounting portion 33, and the indoor end of the bottom surface portion 38 of the rail extension member 35 is snap-engaged with the notch 33b. Thus, the rail extension member 35 can be more securely fixed to the sweep-out portion cover body 30.

  Further, a plurality of engagement pieces 31 a formed in a substantially L shape are formed on the bottom surface of the base portion 31 constituting the sweep-out portion cover body 30, and the engagement holes formed in the sweep-out portion 16 of the lower frame 11. By engaging these with (not shown), the sweep-out portion cover body 30 can be firmly fixed to the lower frame 11.

  FIG. 6 shows an enlarged perspective view of the vicinity of one sweeping portion 16 in the frame 1. This figure shows the vicinity of the sweeping portion 16 from the outdoor side, and shows the side on which the inner shoji 2 is arranged when the shoji is closed. As shown in this figure, the inner rail 15a and the inner airtight rail 15d are arranged on the side where the shoji 2 is arranged when the shoji is closed, up to the vicinity of the end of the lower frame 11, and the end portions thereof. Further, the sweeping portion 16 is formed on the end portion side of the lower frame 11, and the sweeping portion cover body 30 is attached so as to cover the sweeping portion 16.

  Here, the rail extension member 35 is attached to the indoor-side attachment portion 33 in the sweep-out portion cover body 30 on the side where the inner impingement element 2 is disposed. As a result, the inner rail 15 a is extended to the end of the lower frame 11 by the rail extension 36, and the inner air-tight rail 15 d is extended to the end of the lower frame 11 by the air-tight rail extension 37. Since the inner airtight rail 15d of the lower frame 11 and the airtight protrusion 14 of the vertical frame 12 are formed at the same position in the expected direction, the inner airtight rail 15d extends to the end of the lower frame 11 by the airtight rail extension 37. As a result, the inner airtight rail 15d and the airtight protrusion 14 are continuous. Further, the airtight portion 25 and the airtight rail 15d provided on the lower arm 21 of the inner shoma 2 and the airtight portion 25 and the airtight protrusion 14 provided on the longitudinal arm 22 of the inner shroud 2 are formed. The hermetic line is continuous at the connecting portion of the lower frame 11 and the vertical frame 12.

  FIG. 7 shows an enlarged perspective view of the vicinity of the other sweeping portion 16 in the frame 1. This figure shows the vicinity of the sweeping portion 16 from the outdoor side, and shows the side where the shoji 3 is arranged when the shoji is closed. As shown in this figure, the outer rail 15b and the outer airtight rail 15e are arranged near the end of the lower frame 11 on the side where the outer shoji 3 is arranged when the shoji is closed. Further, the sweeping portion 16 is formed on the end portion side of the lower frame 11, and the sweeping portion cover body 30 is attached so as to cover the sweeping portion 16. This sweeping-out part cover body 30 is the same as the sweeping-out part cover body 30 on the side where the inner shoji 2 is arranged.

  Here, the rail extension member 35 is attached to the attachment part 33 on the outdoor side of the sweep-out part cover body 30 on the side where the external shoji 3 is disposed. As a result, the outer rail 15 b is extended to the end of the lower frame 11 by the rail extension 36, and the outer air-tight rail 15 e is extended to the end of the lower frame 11 by the air-tight rail extension 37. As with the side on which the inner impeller 2 is arranged, the outer airtight rail 15e of the lower frame 11 and the airtight protrusion 14 of the vertical frame 12 are formed at substantially the same position in the expected direction. By extending the airtight rail 15e to the end of the lower frame 11, the outer airtight rail 15e and the airtight protrusion 14 are substantially continuous. Then, an airtight line formed by the airtight portion 25 and the external airtight rail 15e provided on the lower arm 21 of the external shoji 3 and an airtight portion 25 and an airtight protrusion 14 provided on the longitudinal arm 22 of the external media 3 are formed. The hermetic line is continuous at the connecting portion of the lower frame 11 and the vertical frame 12.

  Since the rail extension member 35 is detachable in the vertical direction with respect to the sweep-out portion cover body 30, the sweep-out portion 16 is flattened from the indoor side to the outdoor side by removing it from the mounting portion 33 during the cleaning operation. And dust and the like can be easily swept out to the outdoor side. Further, after the cleaning operation, the rail extension member 35 can be easily attached to the attachment portion 33 from above. As a result, the airtightness from the lower frame 11 to the vertical frame 12 can be sufficiently secured except during the cleaning operation.

  Since the sweep-out cover body 30 has the attachment portions 33 at the positions of the inner rail 15a and the outer rail 15b, the inner rail 15a and the inner airtight rail 15d are attached by attaching the rail extension member 35 to either of them. And the extension of the outer rail 15b and the outer airtight rail 15e can be dealt with, so that the sweeper cover body 30 can be used on both the left and right sides, and the cost can be reduced by sharing parts.

  Although the embodiment of the present invention has been described above, the application of the present invention is not limited to this embodiment, and can be variously applied within the scope of the technical idea. For example, in the present embodiment, the inner and outer attachment portions 33 are provided in the sweeping portion cover body 30, and the rail extension member 35 is attached to either of them. However, if the attachment portions 33 are provided in at least one of the inside and outside Good. However, in that case, since the sweep-out portion cover body 30 has different shapes on the left and right sides of the lower frame 11, it is not possible to share parts.

  Moreover, in this embodiment, although the base 31 of the sweep-out part cover body 30 was formed in plate shape, this can also be formed in a cross-sectional hollow block shape. By doing in this way, the heat insulation in the sweep-out part cover body 30 can be improved. Further, in the present embodiment, the sweeping portion 16 is provided at each end of the lower frame 11, but the sweeping portion cover body 30 may be provided only on one side.

It is a longitudinal cross-sectional view of the doorway sash in this embodiment. It is a cross-sectional view of an entrance / exit sash. It is a lower enlarged view of FIG. It is a perspective view of the sweep-out part cover body. It is a side view of a sweep-out part cover body. It is an expansion perspective view near one sweep-out part in a frame. It is an expansion perspective view of the other sweeping part vicinity in a frame.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Frame 2 Inner shoji 3 External shoji 4 Screen door 5 Housing 6 Glass body 10 Upper frame 11 Lower frame 12 Vertical frame 14 Airtight protrusion 15 Rail member 15a Inner rail 15b Outer rail 15c Screen door rail 15d Inner airtight rail 15e Outer airtight rail DESCRIPTION OF SYMBOLS 16 Sweep part 24 Outdoor extension part 25 Watertight part 30 Sweep part cover body 31 Base 33 Attachment part 35 Rail extension member 36 Rail extension part 37 Airtight rail extension part 38 Bottom face part

Claims (5)

In the entrance / exit sash where the inner and outer shoji are housed in a sliding manner in a frame body in which the upper and lower frames and the left and right vertical frames are rectangularly framed,
Rails for guiding the internal and external shojis are provided inside and outside on the upper surface of the lower frame, and airtight rails are provided in parallel with the rails in the vicinity of the rails, respectively. A sweeping portion that is disposed on the center side from the end portion and forms a substantially flat sweeping portion from the indoor side to the outdoor side at the end portion of the lower frame, and a sweeping portion cover body that covers the upper surface is attached to the sweeping portion. ,
A mounting portion is formed at least on the inside or outside of the rail on the sweep-out portion cover body, and a rail extension member is detachably attached to the mounting portion. The rail extension member includes the rail and an airtight rail in the vicinity thereof. A doorway sash comprising a rail extension and an airtight rail extension that are continuous and extend to the end of the lower frame.   The vertical frame is provided with an airtight protrusion in the longitudinal direction at the same position as the airtight rail provided on the lower frame, and the airtight rail extension of the rail extension member is an airtight protrusion between the airtight rail of the lower frame and the vertical frame. The airtight rail, the airtight rail extension, and the airtight protrusion are in continuous contact with the airtight portion provided in the shoji to form a continuous airtight line extending from the lower frame to the vertical frame. The doorway sash of Claim 1 characterized by these. The mounting portion is provided on both sides of the sweep-out portion cover body so as to face each other at both the inner and outer rail positions, and is formed in a protruding shape having substantially the same cross-sectional shape as the rail, and the rail extension member The doorway sash according to claim 1 or 2, wherein both ends of the rail extension portion are attached to the attachment portion and substantially continuous with the rail through the attachment portion. 4. The doorway sash according to claim 3, wherein the rail extension portion of the rail extension member has an engagement portion that can be engaged and disengaged vertically with respect to the mounting portion on both side surfaces.   The said sweep-out part cover body is formed so that the said attaching part may protrude from the base part which is formed in plate shape and covers the upper surface of the said lower frame, It is any one of Claims 1-4 characterized by the above-mentioned. Doorway sash.

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