JP7270503B2 - Fittings - Google Patents

Description

The present invention relates to fittings.

Conventionally, in a sash with a constant pressure structure as fittings for a building, the pressure difference between the inside of the glass groove and the outside is eliminated to prevent the infiltration of water and ensure the watertightness. Specifically, a four-piece sash for a building or a shoji for a draw window has a first shoji and a second shoji that move on the same rail provided on the frame, The matching frames of the first shoji and the second shoji are matched and closed to form a matching portion. The space inside the butt portion is made to have the same pressure as the outdoor space through the ventilation path, and the watertight performance from the space inside the butt portion to the indoor space is ensured (see, for example, Patent Document 1).

Japanese Patent No. 4660369

However, in the lower frame constituting the frame, water may accumulate in rainy weather, and the accumulated water may block the opening of the communication passage. In particular, when the frame body is a stepped lower frame, rainwater is likely to cause puddles, and the air passages are likely to be blocked.

An object of the present invention is to provide fittings capable of preventing communication passages from being blocked by water accumulated in a frame.

The present invention has a first shoji and a second shoji that move on the same rail, and the first shoji and the second shoji are abutted against each other to form a butt part and close. and a joint space in the joint portion is a space equal in pressure to an outdoor space to ensure watertight performance from the joint space to an indoor space, wherein the joint frame of the second shoji is , a second matching frame body, and projecting from the second matching frame body to the outdoor side in the prospective direction, and the butting of the first shoji when the first shoji and the second shoji are closed. a second frame covering portion disposed so as to cover the exterior facing surface of the frame, wherein the second frame covering portion is formed in a hollow structure; and fittings in which a communication path is formed to communicate the internal space of the second frame covering portion and the outdoor space.

It is a front view showing the indoor side in one embodiment of fittings concerning the present invention. BRIEF DESCRIPTION OF THE DRAWINGS It is a longitudinal cross-sectional view which shows one Embodiment of the fittings based on this invention. BRIEF DESCRIPTION OF THE DRAWINGS It is a cross-sectional view which shows one Embodiment of the fittings based on this invention. It is an enlarged cross-sectional view showing one embodiment of fittings according to the present invention. Fig. 2 is an enlarged cross-sectional view showing a state in which a cap is attached to a frame covering portion main body in one embodiment of fittings according to the present invention; FIG. 2 is a vertical cross-sectional view showing a stile covered portion main body in one embodiment of fittings according to the present invention. It is a longitudinal cross-sectional view which shows a mode that the lower horizontal frame is comprised by the flat lower frame for houses in the 1st modification of one Embodiment of the fittings which concerns on this invention. It is an enlarged cross-sectional view which shows the butt part by the 2nd modification of one Embodiment of the fittings which concerns on this invention.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a front view showing one embodiment of fittings 1. FIG. FIG. 2 is a longitudinal sectional view showing one embodiment of fittings 1. As shown in FIG.
This fitting 1 has four shojis 3 to 6 inside a frame body 2 formed in a rectangular shape by an upper horizontal frame 21, a lower horizontal frame 22 and a pair of left and right vertical frames 23, 24. FIG. 1 shows a state in which these four shojis 3 to 6 are all closed. The fittings 1 are configured to separate the indoor side and the outdoor side by closing the four shojis 3 to 6 in this way.

Of the four shojis 3 to 6, the two shojis 4 and 5 placed in the center are formed on the same rail 2212 (see FIG. 2) formed on the upper horizontal frame 21 and the lower horizontal frame 22. It is attached to the frame 2 so as to slide. In addition, the two shojis 3 and 6 arranged at both ends are the same and arranged parallel to the outdoor side of the rail 2212 on which the central shojis 4 and 5 slide on the upper horizontal frame 21 and the lower horizontal frame 22. It is attached to the frame 2 so as to slide left and right on the rail 2232 (see FIG. 2).

The fittings 1 are closed by abutting the shojis 4 and 5 arranged on the indoor side of the shojis 3 and 6 of the frame body 2 at the central part of the fittings 1 . In the closed state, a butting portion 10 between the shoji 4 and the shoji 5 is formed in the central portion of the fitting 1 . In the fitting 1, one of the two shojis 4 and 5 arranged in the center (right side in FIG. 1) corresponds to the first shoji of the present invention, and the other (left side in FIG. 1) The shoji 4 corresponds to the second shoji of the present invention.

The shoji 4 includes an upper frame 41 and a lower frame 42 extending in the horizontal direction, a matching frame 43 which is a vertical frame extending in the vertical direction on the front end side (right side in FIG. 1) of the shoji 4, and a door bottom side of the shoji 4. The glass G is accommodated inside a rectangular frame formed by the inner frame 44 extending in the vertical direction (on the left side in FIG. 1). In addition, the shoji 5 includes an upper frame 51 and a lower frame 52 extending in the horizontal direction, a matching frame 53 which is a vertical frame extending in the vertical direction on the door tip side (left side in FIG. 1) of the shoji 5, and a door of the shoji 5. The glass G is housed inside a rectangular frame formed by the inner frame 54 extending vertically on the rear side (right side in FIG. 1). 1 is hidden behind a matching frame 53 of the shoji 5, although details will be described later. In addition, the screen doors 70 and 80 as the shoji for the screen will be described in detail later, but the upper frame 41, the lower frame 42, the matching frame 43, the inner frame 44 of the shoji 4, the upper frame 51 and the lower frame 51 of the shoji 5 It is hidden by the frame 52, the matching frame 53, and the inner frame 54, and is not visible. The central shoji 4 and the shoji 5 are closed by matching the matching frames 43, 53 with each other, and a matching part 10 is constituted by the matching frames 43, 53 that are matched in the central part.

The shojis 3 and 6 are rectangular with upper frames 31 and 61 and lower frames 32 and 62 extending in the horizontal direction, respectively, and outer frames 33, 34, 63 and 64 extending in the vertical direction. A glass G is housed inside the frame. In FIG. 1, the outside frame 33 arranged on the door bottom side of the shoji 3 (on the right side in FIG. 1) is hidden behind the inside frame 44 of the shoji 4 and is not visible. Moreover, the outside frame 63 arranged on the door bottom side (left side in FIG. 1) of the shoji 6 is hidden behind the inside frame 54 of the shoji 5 and is not visible.

As shown in FIG. 2, the upper horizontal frame 21 includes an upper frame outdoor side body 211 arranged on the outdoor side and opening downward, and an upper frame indoor side body 211 arranged on the indoor side and opening downward. 212 and a screen door main body 213 arranged on the outdoor side. The upper frame outdoor side main body 211 and the upper frame indoor side main body 212 are integrally formed by, for example, extrusion molding of aluminum. The screen door main body 213 is fixed to the upper frame outdoor side main body 211 .

A shoji support recess 217 is formed in the lower part of the upper frame outdoor side main body 211, one of which is open. A shoji support recess 218 is formed in the lower part of the upper frame indoor side main body 212, one of which is open. Further, a screen door support recess 219 with one opening is formed in the lower part of the screen door main body 213 . The upper portions of the shoji 3 and the shoji 6, and the shoji 4 and the shoji 5 are arranged in the shoji support recess 217 on the outdoor side and the shoji support recess 218 on the indoor side, respectively. The upper portions of the screen doors 70 and 80 are arranged in the screen door support concave portion 219, and the screen doors 70 and 80 are guided by the screen door main body 213 and can move in the horizontal direction in FIG.

As shown in FIG. 2, the lower horizontal frame 22 includes a lower frame indoor side main body 222 which is arranged on the indoor side and has a hollow structure with a rectangular cross section having a hollow portion, and a downward direction from the lower frame indoor side main body 222 to the outdoor side. A lower frame outdoor side main body 221 extending to the outside and a screen door main body 223 arranged on the outdoor side are provided. The lower frame outdoor side main body 221 and the lower frame indoor side main body 222 are integrally formed by extrusion molding of aluminum and are connected to form a stepped shape. , constitutes the stepped bottom frame. The screen door main body 223 is fixed to an outdoor portion of a U-shaped lower frame outdoor side main body end portion 224 extending from the lower frame outdoor side main body 221 to the outdoor side and opening upward. The screen door main body 223 is provided with a lower part of the screen door, and the screen door is guided by the screen door body 223 and is movable in the horizontal direction in FIG.

In the upper part of the lower frame outdoor side main body 221 and the lower frame indoor side main body 222, an indoor side concave portion 2211 having a U-shaped cross section with one side open is formed. A rail 2212 that protrudes upward and guides the door rollers 46 of the shoji 4 and the shoji 5 is formed at the connecting portion between the lower frame outdoor side main body 221 and the lower frame indoor side main body 222 in the indoor side concave portion 2211 . The end portion of the lower frame outdoor side body 221 connected to the lower frame outdoor side body end portion 224 by integral molding by aluminum extrusion forms a rail 2232 for guiding the door rollers 36 of the shoji 3 and the shoji 6 . A screen door support recess 229 having a U-shaped cross section and one opening is formed in the upper part of the screen door main body 223 . The lower portions of the screen doors 70 and 80 are arranged in the screen door support recess 229 , and the screen doors 70 and 80 are guided by the screen door main body 223 and are movable in the horizontal direction in FIG. 1 .

As shown in FIG. 3, the screen door vertical frame bodies 26 and 27 are fixed to the ends of the screen door body 213 and the screen door body 223, respectively. The screen door vertical frame main body 26 and the screen door vertical frame main body 27 are framed in a rectangular shape to form a screen door holding frame.
FIG. 3 is a cross-sectional view showing an embodiment of fitting 1. As shown in FIG.

As shown in FIG. 3, the vertical frame 23 includes a vertical frame outdoor-side main body 231 that is arranged on the outdoor side and opens toward the vertical frame 24 , and a vertical frame outdoor-side main body 231 that is arranged on the indoor side and opens toward the vertical frame 24 . and an open vertical frame indoor side body 232 . The vertical frame outdoor side main body 231 and the vertical frame indoor side main body 232 are integrally formed by extrusion molding of aluminum, for example.

On the side of the vertical frame 24 (on the right side in FIG. 3) of the vertical frame outdoor side main body 231, there is formed a shoji support recess 237 with one opening. In addition, an outdoor-side shoji support recess 238 with one opening is formed on the vertical frame 24 side (the right side in FIG. 3) of the vertical frame indoor-side main body 232 . The vertical frame 34 and the inner frame 44 of the shoji 3 and the shoji 4 are arranged in the shoji support recess 237 and the outdoor shoji support recess 238, respectively.

As shown in FIG. 3, the vertical frame 24 includes a vertical frame outdoor-side main body 241 that is arranged on the outdoor side and opens toward the vertical frame 23 , and a vertical frame outdoor-side main body 241 that is arranged on the indoor side and opens toward the vertical frame 23 . and an open vertical frame indoor side body 242 . The vertical frame outdoor side main body 241 and the vertical frame indoor side main body 242 are integrally formed by extrusion molding of aluminum, for example.

On the vertical frame 23 side of the vertical frame outdoor side main body 241 (on the left side in FIG. 3), an outdoor side shoji support recess 247 with one opening is formed. In addition, an indoor-side shoji support recess 248 with one opening is formed on the vertical frame 23 side of the vertical frame indoor-side main body 242 (on the left side in FIG. 3). The vertical frame 64 and the inner frame 54 of the shoji 6 and the shoji 5 are arranged in the outdoor-side shoji support recess 247 and the indoor-side shoji support recess 248, respectively.

As shown in FIG. 2, the upper rail 41 includes an upper rail wall portion 411 having a hollow structure with a rectangular cross section having a hollow portion. The upper rail wall portion 411 is provided with an upper rail lower extension portion 4111 extending downward. A glass panel insertion recess 417 with one opening is formed on the lower side of the upper frame lower extension 4111 . An edge of the glass G is inserted into the glass panel insertion recess 417 . The glass G is sandwiched and supported by backup materials 4113 . Furthermore, a sealing material 4114 is applied below the backup material 4113 .

The lower rail 42 includes a lower rail wall 421 having a hollow structure with a rectangular cross section. The lower rail wall portion 421 is provided with a lower rail upper extending portion 4211 extending upward. A glass panel insertion recess 427 with one opening is formed on the upper side of the lower frame upper extension 4211 . An edge of the glass G is inserted into the glass panel insertion recess 427 . The glass G is placed on a setting block 4216 arranged on the upper portion of the lower frame wall portion 421 and is sandwiched and supported by backup materials 4213 . Furthermore, a sealing material 4214 is applied below the backup material 4213 . A plurality of door rollers 46 are rotatably supported on the lower portion of the lower frame wall portion 421 .

As shown in FIG. 3 , the inner frame 44 of the shoji 4 located on the indoor side includes a main inner frame 441 having a hollow structure with a rectangular cross section, a projected surface on the indoor side of the main inner frame 441, and , and a frame covering portion main body 442 covering the indoor side of the end portion of the glass G. The inner frame body portion 441 and the frame covering portion body 442 are integrally molded and connected.

The inner door frame body portion 441 is provided with an inner door frame extension portion 4411 extending toward the matching door frame side. A glass panel insertion recess 447 with one opening is formed on the matching frame side of the inner frame extending portion 4411 . An edge of the glass G is inserted into the glass panel insertion recess 447 . The glass G is sandwiched and supported by backup materials 4413 . Furthermore, a sealing material 4414 is applied below the backup material 4413 .

A matching frame 43 of the shoji 4 located on the indoor side is formed with a hollow matching frame body 431 and an L-shaped hollow structure extending from the matching frame body 431 to the outdoor side and further extending toward the shoji 5. A main body 431 and a frame covering portion main body 432 for covering the outdoor side of a frame main body 531 of a matching frame 53 of the shoji 5, which will be described later. The matching frame main body 431 and the frame covering portion main body 432 are integrally molded and connected. 4) are in communication. As shown in FIG. 4, the matching frame main body 431 is provided with a matching frame extending portion 4311 extending toward the door bottom side. FIG. 4 is an enlarged cross-sectional view showing one embodiment of the fitting 1. As shown in FIG. A glass panel insertion recess 437 with one opening is formed on the door bottom side of the butt frame extension 4311 . An edge of the glass G is inserted into the glass panel insertion recess 437 . The glass G is sandwiched and supported by backup materials 4313 . Furthermore, a sealing material 4314 is applied to the back end side of the backup material 4313 .

As shown in FIG. 6, an opening 4321 opening downward is formed at the lower end of the frame covering portion main body 432 . A cap 434 is fixed to the opening 4321 as shown in FIGS. FIG. 5 is an enlarged cross-sectional view showing how the cap 434 is attached to the frame covering portion main body 432. As shown in FIG. FIG. 6 is a longitudinal sectional view showing the frame covering portion main body 432. As shown in FIG.

As shown in FIG. 6, the cap 434 has a cap horizontal portion 4341 and a cap vertical portion 4342 extending downward from the indoor-side end of the cap horizontal portion 4341. The cap horizontal portion 4341 It closes the opening 4321 . A plurality of through-holes 4343 are formed in the cap horizontal portion 4341, and the through-holes 4343 communicate with the space in the butt portion 10, that is, the internal space 4329 (see FIG. 4) of the frame covering portion main body 432. A communication path is configured to communicate between the internal space 4319 of the main body 431 and the outdoor space. As a result, the internal space 4319 of the matching frame main body 431 as the matching space in the matching portion 10 is made into a space having the same pressure as the outdoor space, and the internal space 4319 of the matching frame main body 431 and the internal space of the frame covering portion main body 432. It has a constant pressure structure that ensures water tightness from 4329 to the indoor space.

As shown in FIG. 6, the lowermost end of the cap vertical portion 4342 has a positional relationship that matches the lowermost end of the lower frame 42, and the uppermost end of the cap vertical portion 4342 is located on the indoor side of the cap horizontal portion 4341. The ends are connected by integral molding. 6, the cap 434 is L-shaped in vertical cross-section, and along this L-shape, the lower end of the matching frame 43 is aligned with the lower end of the frame covering portion main body 432. , and the outer facing surface of the butt frame main body 431, the lower portion on the outdoor side is formed in a notch shape as if it were cut out in a rectangular shape. Therefore, the distance from the lower horizontal frame 22 to the lower end of the frame covering portion main body 432 is set so that even if rainwater collects on the lower horizontal frame 22, the rainwater does not come into contact with the through hole 4343 of the cap horizontal portion 4341. are adequately secured.

As shown in FIG. 3 , the inner frame 54 of the shoji 5 located on the indoor side includes a main inner frame 541 having a hollow structure with a rectangular cross section, a projected surface of the main inner frame 541 on the indoor side, and , and a frame covering portion main body 542 covering the indoor side of the end portion of the glass G. The inner frame body portion 541 and the frame covering portion body 542 are integrally formed and connected.

The inner door frame body portion 541 is provided with an inner door frame extension portion 5411 extending toward the matching door frame 53 side. A glass panel insertion recess 547 with one opening is formed on the side of the inner frame extending portion 5411 facing the matching frame 53 . An edge of the glass G is inserted into the glass panel insertion recess 547 . The glass G is sandwiched and supported by backup materials 5413 . Furthermore, a sealing material 5414 is applied below the backup material 5413 .

As shown in FIG. 4, the matching frame 53 of the shoji 5 located on the indoor side includes a hollow matching frame main body 531 and an L-shaped body extending from the matching frame main body 531 toward the indoor side and further toward the shoji 4. A matching frame body 531 and a frame covering part body 532 covering the indoor side of the frame body 431 of the matching frame 43 of the shoji 4 are provided. The matching frame main body 531 and the frame covering portion main body 532 are integrally molded and connected. A matching frame extension portion 5311 extending toward the door bottom side is provided in the portion of the matching frame main body 531 . A glass panel insertion recess 537 with one opening is formed on the door bottom side of the butt frame extension 5311 . An edge of the glass G is inserted into the glass panel insertion recess 537 . The glass G is sandwiched and supported by backup materials 5313 . Furthermore, a sealing material 5314 is applied to the inner frame 54 side of the backup material 5313 . Note that the upper frame 51 and the lower frame 52 are configured in the same manner as the upper frame 41 and the lower frame 42, respectively, so the description thereof will be omitted.

As shown in FIG. 2, the upper rail 31 includes an upper rail wall portion 311 having a hollow structure with a rectangular cross section having a hollow portion. The upper rail wall portion 311 is provided with an upper rail lower extension portion 3111 extending downward. A glass panel insertion recess 317 with one opening is formed on the lower side of the upper frame lower extension 3111 . An edge of the glass G is inserted into the glass panel insertion recess 317 . The glass G is sandwiched and supported by backup materials 3113 . Furthermore, a sealing material 3114 is applied below the backup material 3113 .

The lower rail 32 includes a lower rail wall 321 having a hollow structure with a rectangular cross section. The lower rail wall portion 321 is provided with a lower rail upper extending portion 3211 extending upward. A glass panel insertion recess 327 with one opening is formed on the upper side of the lower frame upper extension 3211 . An edge of the glass G is inserted into the glass panel insertion recess 327 . The glass G is placed on a setting block 3216 arranged on the upper portion of the lower frame wall portion 321 and is sandwiched and supported by backup materials 3213 . Furthermore, a sealing material 3214 is applied below the backup material 3213 . A plurality of door rollers 36 are rotatably supported at the lower portion of the lower frame wall portion 321 .

As shown in FIG. 3, the outside frame 33 of the shoji 3 located on the outdoor side includes a outside frame body portion 331 having a hollow structure with a rectangular cross section. The outside frame body portion 331 is provided with an outside frame extension portion 3311 extending toward the vertical frame 34 side. A glass panel insertion recess 337 with one opening is formed on the vertical frame 34 side of the outside frame extension 3311 . An edge of the glass G is inserted into the glass panel insertion recess 337 . The glass G is sandwiched and supported by backup materials 3313 . Furthermore, a sealing material 3314 is applied below the backup material 3313 .

As shown in FIG. 3, the vertical frame 34 of the shoji 3 located on the outdoor side has a vertical frame main body 341 having a hollow structure with a rectangular cross section. The vertical frame body portion 341 is provided with a vertical frame extension portion 3411 extending toward the outside frame 33 side. A glass panel insertion recess 347 with one opening is formed on the outer frame 33 side of the vertical frame extending portion 3411 . An edge of the glass G is inserted into the glass panel insertion recess 347 . The glass G is sandwiched and supported by backup materials 3413 . Furthermore, a sealing material 3414 is applied to the side of the backup material 3413 facing the outside frame 33 .
The shoji 6 is constructed symmetrically with the shoji 3 in FIG. Therefore, the description is omitted.

As shown in FIGS. 2 to 4, the screen door 70 is formed by a screen door upper frame 71, a screen door lower frame 72, left and right screen door vertical frames 73, and a screen door butt frame 74, which are integrally formed by extrusion molding of aluminum. A screen door frame body 75 having a rectangular framework, a screen door upper frame 71, a screen door lower frame 72, left and right screen door vertical frames 73, and a screen door butt frame 74 are fitted and fixed together with a rubber tube 77. and a mesh material 76 composed of a mesh material. In addition, since the configuration of the screen door upper frame and the screen door lower frame (not shown) of the screen door 80 described later is the same as the configuration of the screen door upper frame 71 and the screen door lower frame 72 of the screen door 70, the screen door upper frame 71 and the screen door lower frame 72 , and description of the screen door upper frame 81 and the screen door lower frame 82 is omitted.

As shown in FIG. 2, the screen door upper frame 71 has an upper frame main body 711 having a hollow structure with a rectangular cross section. A groove forming portion 712 extending downward is integrally formed with the upper rail body 711 in the upper rail body 711 . The groove forming portion 712 is formed in a U-shape opening to the outside, forming a U-shaped groove. An end of a mesh material 76 is fitted into the groove, and a tube 77 is further fitted. Further, on the side surface of the upper rail body 711 on the indoor side, an upwardly extending portion 713 forming a U-shape extending upward and opening upward is integrally formed with the upper rail body 711 . ing. The upward extending portion 713 is guided by the screen door main body 213, and the screen door 70 moves in the horizontal direction in FIG.

The screen door lower frame 72 has a lower frame main body 721 having a hollow structure with a rectangular cross section. A groove forming portion 722 extending upward is integrally formed with the lower rail body 721 in the lower rail body 721 . The groove forming part 722 is formed in a U-shape opening to the outside, forming a U-shaped groove. An end of a mesh material 76 is fitted into the groove, and a tube 77 is further fitted. In addition, the lower rail body 721 is integrally formed with the lower rail body 721 to form a downwardly extending portion 723 extending downward and forming a downwardly opening U-shape. The downward extending portion 723 is guided by the screen door main body 223 as a rail, and the screen door 70 moves in the horizontal direction in FIG.

As shown in FIG. 3, the screen door vertical frame 73 has a vertical frame main body 731 having a hollow structure with a rectangular cross section. A groove forming portion 732 extending in the direction of the screen door 80 is integrally formed with the vertical frame body 731 in the vertical frame body 731 . The groove forming portion 732 is formed in a U-shape opening to the outside, forming a U-shaped groove. An end of a mesh material 76 is fitted into the groove, and a tube 77 is further fitted. On the side surface of the vertical frame body 731 on the indoor side on the side of the vertical frame 23 , an extension part 733 extending in the direction of the vertical frame 23 and forming a U-shape opening to the indoor side is attached to the vertical frame body 731 . It is integrally formed.

As shown in FIG. 4, the screen door matching frame 74 has a vertical frame main body 741 having a hollow structure. The end face of the screen door abutment stile 74 on the side of the screen door vertical stile 73 is formed in a convex shape with a central portion protruding. The end face of the screen door abutting frame 74 on the side of the screen door 80 is formed in a concave shape with a central portion depressed. A groove forming portion 742 extending in the direction of the screen door vertical frame 73 is integrally formed with the vertical frame body 741 in the vertical frame body 741 . The groove forming part 742 is formed in a U-shaped opening to the outside, forming a U-shaped groove. An end of a mesh material 76 is fitted into the groove, and a tube 77 is further fitted.

Further, a hook shape extending toward the screen door 80, folded back toward the indoor side, and then folded back toward the vertical frame body 741 is formed at the outdoor end of the screen door 80 side end face of the vertical frame body 741. An outdoor crank end 744 is provided. The outdoor crank portion end portion 744 corresponds to the second frame covering portion of the present invention. The sum of the widths of the outdoor end faces of the outdoor crank end 744 and the vertical frame main body 741 in the moving direction of the screen door 70 is substantially the same as the width of the screen door frame covering main body 844 described later in the same direction, The outdoor side crank portion end portion 744 has a design that gives a sense of unity between the screen door contact frame 74 and the screen door contact frame 84 when viewed from the outdoor side. In addition, the outdoor side crank portion end portion 744 is thicker than the wall portion forming the vertical frame main body 741, thereby increasing the cross-sectional strength of the outdoor side crank portion end portion 744. As shown in FIG.

As shown in FIG. 3, the screen door vertical frame 83 of the screen door 80 has a vertical frame main body 831 having a hollow structure with a rectangular cross section. A groove forming portion 832 extending in the direction of the screen door 70 is integrally formed with the vertical frame main body 831 in the vertical frame main body 831 . The groove forming part 832 is formed in a U-shaped opening to the outside, forming a U-shaped groove. The end of the mesh material 86 is fitted in the groove, and the tube 87 is further fitted. In addition, on the side surface of the vertical frame body 831 on the indoor side on the side of the vertical frame 24 , an extension part 833 extending in the direction of the vertical frame 24 and forming a U-shape opening to the indoor side is attached to the vertical frame body 831 . It is integrally formed.

As shown in FIG. 4, the screen door butt stile 84 has a hollow vertical stile main body 841 that opens to the indoor side. The end surface of the screen door abutment frame 84 on the side of the screen door 80 is formed in a concave shape (U-shape) with a central portion depressed. On the indoor side of the vertical frame main body 841, there is a hollow screen door frame covering body 844 formed in an L shape extending from the vertical frame main body 841 to the indoor side and further extending in the direction of the screen door 7 (to the left in FIG. 4). , and the vertical frame main body 841 are integrally formed.

The screen door frame covering portion main body 844 corresponds to the first frame covering portion of the present invention. The internal space of the vertical frame main body 841 and the internal space of the screen door frame covering portion main body 844 communicate with each other, and the vertical frame main body 841 and the screen door frame covering portion main body 844 are formed in a hollow structure. As shown in FIG. 4, when the screen door 80 as the first screen door shoji and the screen door 70 as the second screen door shoji are closed, the vertical frame body 841 as the first matching frame body and the first The screen door stile covering portion main body 844 as the stile covering portion, the vertical stile main body 741 as the second matching stile main body, and the outdoor side crank portion end portion 744 as the second stile covering portion are indicated by dashed line Cr in FIG. As shown, the crank shape is abutted.

The width of the frame covering portion main body 432 in the horizontal direction in FIG. 4, which is the direction in which the shoji 4 opens and closes, is configured to be the same as the width of the screen door frame covering portion main body 844 in the same direction. For this reason, the left and right end faces 8443 and 8445 of the screen door frame covering body 844 in FIG. It has a flush positional relationship with the left and right end faces 4323 and 4325 of the main body 432 .

In addition, the wall portion constituting the left end face 8443 of the screen door frame covering portion main body 844 in FIG. It is thicker than the wall portion forming the right end face 8445 of the screen door frame covering body 844 in FIG. The cross-sectional strength of the portion of the wall that constitutes the

In addition, the wall portion constituting the exterior face of the frame covering portion main body 432 in FIG. 4325 is thicker than the wall portion forming the right end face 4325 of the frame main body 432, thereby forming the exterior face of the stile covering portion main body 432 in FIG. The cross-sectional strength of the part of the part is increased.

According to this embodiment described above, the following effects are obtained.
In this embodiment, the frame covering portion main body 432 as the second frame covering portion is formed in a hollow structure, and the inner space 4329 of the frame covering portion main body 432 and the outdoor space are defined at the lower end of the frame covering portion main body 432. A communication path (through hole 4343) is formed for communication.

As a result, the distance from the lower horizontal frame 22 to the lower end of the frame covering portion main body 432 is adjusted so that rainwater does not come into contact with the through hole 4343 of the cap horizontal portion 4341 even when rainwater accumulates on the lower horizontal frame 22 . It is possible to secure sufficient That is, since the frame covering portion main body 432 of the hollow structure protrudes sufficiently to the outside, for example, it is possible to secure an air introduction path in a place avoiding a position where water tends to accumulate in the stepped lower frame. . This ensures stable watertight performance that is not affected by puddles.

The lower end of the frame covering portion main body 432 as the second frame covering portion is covered with a cap 434 having a through hole 4343 formed therein. As a result, it is possible to prevent a person from directly touching the lower end portion of the frame covering portion main body 432, and it is possible to enhance safety.

A notch shape is formed by the lower end portion of the frame covering portion body 432 as the second frame covering portion and the matching frame body 431 as the second matching frame body. As a result, the distance from the lower horizontal frame 22 to the lower end of the frame covering portion main body 432 is adjusted so that rainwater does not come into contact with the through hole 4343 of the cap horizontal portion 4341 even when rainwater accumulates on the lower horizontal frame 22 . In addition, it is possible to ensure sufficient security.

Moreover, the shoji 5 as the first shoji and the shoji 4 as the second shoji are supported by the frame body 2 constituting the stepped lower frame so as to be openable and closable. As a result, even when the shoji 5 and the shoji 4 are supported by the lower horizontal frame 22, which is a stepped lower frame in which rainwater tends to accumulate, it is possible to secure the through holes 4343 as ventilation paths, thereby ensuring watertightness. Is possible.

Further, in the present embodiment, when the screen door 80 as the first screen door shoji and the screen door 70 as the second screen door shoji are closed, the vertical frame body 841 as the first butt frame body and the second A screen door stile covering portion main body 844 as a first stile covering portion, a vertical stile main body 741 as a second matching stile main body, and an outdoor side crank portion end portion 744 as a second stile covering portion are butted in a crank shape.

As a result, it is possible to reliably prevent outdoor light from entering the indoor side from the joint portion 10 between the screen door joint frame 74 and the screen door joint frame 84 of the screen door 70 and the screen door 80, and also prevent insects from entering. Intrusion can be reliably prevented.
In addition, in the screen door 70 and the screen door 80, due to the tension of the stretched net materials 76 and 86, the screen door frame 75 is pulled by the net materials 76 and 86 and tries to take a shape like a hand drum. When the screen door frame body 75 has a hollow structure like the screen door frame covering body 844 in order to increase the strength, the crank shape makes it possible to secure a space for arranging the hollow structure in the direction of projection. Become. For this reason, it is possible to adopt a configuration in which the width is not increased, it is possible to realize a narrow width, and it is possible to provide a butt frame with excellent design. In addition, it is possible to reduce the weight of the aluminum shape material applied to the screen door butt stile 84 .

Further, the screen door stile covering portion main body 844 as the first stile covering portion is formed in a hollow structure. This makes it possible to easily increase the strength of the screen door frame 75 .

In addition, it has a shoji 4 and a shoji 5 that are provided with glass G and move on the same rail 2212. The prospective surfaces 8443 and 8445 of the screen door frame covering portion main body 844 and the prospective surfaces 4323 and 4325 of the frame covering portion main body 432 of the shoji 5 are flush with each other. As a result, the projection surfaces 8443, 8445 and the projection surfaces 4323, 4325 can be aligned in the projection direction, and the matching frame 43 and 53 of the shoji 4 and the shoji 5 and the screen door matching frame of the screen doors 70 and 80 74 and 84 can be matched in the prospective direction, which is the moving direction of the shoji 4 and the shoji 5 . Therefore, it is possible to form the screen door butting frames 74, 84 of the screen doors 70, 80 with a sense of unity and excellent design.

The present invention is not limited to the above-described embodiments, and includes modifications, improvements, etc. within the scope of achieving the object of the present invention.
For example, as a first modification of the above-described embodiment, the lower horizontal frame may be configured by a flat lower frame for a house instead of a constant pressure structure configured by a stepped lower frame for a building. . FIG. 7 is a vertical cross-sectional view showing a state in which the lower horizontal frame 22A is configured by a flat lower frame for housing in the first modification of one embodiment of the fitting 1. As shown in FIG.

Specifically, as shown in FIG. 7, the lower horizontal frame 22A has a lower frame indoor side main body 222A arranged on the indoor side and a hollow structure extending downward from the lower frame indoor side main body 222A to the outdoor side. and a lower frame outdoor side main body 221A. The lower frame outdoor side main body 221A and the lower frame indoor side main body 222A are connected by being integrally molded by aluminum extrusion molding, and the upper wall is formed to extend horizontally, thereby forming the lower lateral frame 22A. , for example constituting the lower frame of a sash for a house. An indoor rail 2212 and an outdoor rail 2232A are provided at approximately the same height on the horizontal upper wall of the lower frame outdoor main body 221A having a hollow structure.

In this case, since the notch shape is formed by the lower end portion of the frame covering portion main body 432 as the second frame covering portion and the matching frame main body 431 as the second matching frame main body, the lower lateral The distance from the frame 22 to the lower end of the frame covering portion main body 432 is ensured to be sufficiently large so that rainwater does not come into contact with the through hole 4343 of the cap horizontal portion 4341 even when rainwater accumulates on the lower horizontal frame 22A. In addition, it is possible to prevent the frame covering portion main body 432 from coming into contact with the rail 2232A.

Further, for example, as a second modification of the above-described embodiment, as shown in FIG. A ventilation path may be formed in the facing portion 535B. FIG. 8 is an enlarged cross-sectional view showing a butting portion 10B according to a second modification of one embodiment of the fitting 1. As shown in FIG.
Specifically, an opening 5351B opening downward is formed at the lower end of the cover facing portion 535B. A cap (not shown) is fixed to the opening 5351B. The cap closes the opening 5351B. A plurality of through-holes are formed in the cap, and the through-holes separate the space in the butted portion 10B, that is, the inner space 5319B of the matching frame main body 531B, which communicates with the inner space 5359B of the covering portion facing portion 535B, and the outdoor space. It forms a communication path that communicates with each other. As a result, the internal space 5319B of the matching frame main body 531B as the matching portion space in the matching portion 10 is made into a space having the same pressure as the outdoor space, and the internal space 5319B of the matching frame main body 531B and the internal space of the covering portion facing portion 535B. It has a constant pressure structure that ensures water tightness from 5359B to the indoor space.

Further, for example, the configuration of each part such as the first screen door shoji, the second screen door shoji, the first shoji, the second shoji, etc. is the screen door 80, the screen door 70, the shoji 5, the shoji 4, etc. in this embodiment. is not limited to the configuration of each part of
For example, in the present embodiment, the matching frame 43 of the shoji 4 on the left side in FIGS. Although the frame covering portion main body 432 has been arranged as shown in FIG. For example, this configuration is reversed left and right, and the frame cover body is arranged so as to cover the outside face of the matching frame body of the right side shoji at the matching portion and the matching frame main body of the left side shoji. may be
Further, for example, the shoji 3 and the shoji 6 are attached to the frame 2 so as to slide left and right on the same rail 2232, but the present invention is not limited to this configuration. For example, the shoji 3 and the shoji 6 may constitute a fitting-sanding window.

1 fittings 4 shoji (second shoji)
5 Shoji (1st Shoji)
10, 10B Matching part 43, 53 Matching frame 431 Matching frame body (second matching frame body)
432 stile covering part main body (second stile covering part)
434 cap 531B matching frame body (first matching frame body)
535B covering portion facing portion 2212 rail 4319, 4329, 5359B, 5319B internal space 4321 opening 4343 through hole (communication passage)

Claims (5)

It has a first shoji and a second shoji that move on the same rail, and the butt frames of the first shoji and the second shoji are butted against each other to form a butt part and be closed, and the butt is closed. A fitting in which a joint space in a part is a space having the same pressure as an outdoor space and watertight performance from the joint space to an indoor space is ensured,
The matching frame of the second shoji includes a second matching frame main body and projects outward from the second matching frame main body in a prospective direction, and the first shoji and the second shoji are closed. a second stile covering part arranged to cover the facing surface on the outdoor side of the matching stile of the first shoji,
The second stile covering part is formed in a hollow structure, and a connecting passage is formed at the lower end of the second stile covering part to communicate between the internal space of the second stile covering part and the outdoor space. The fitting according to claim 1, wherein a lower end portion of the second frame covering portion is covered with a cap having a through hole. The fitting according to claim 1 or 2, wherein a notch shape is formed by the lower end portion of the second frame covering portion and the second matching frame body. The fitting according to any one of claims 1 to 3, wherein said first shoji and said second shoji are supported so as to be openable and closable by a frame constituting a stepped lower frame. The matching frame of the first shoji has a first matching frame main body and a cover facing portion,
2. The covering portion opposing portion is formed in a hollow structure, and a communication passage is formed at the lower end portion of the covering portion opposing portion for communicating the internal space of the first butt frame main body and the outdoor space. The fitting according to any one of - Claim 4.

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