JP6917866B2 - Joinery - Google Patents

Description

The present invention relates to a frame and a fitting provided with a shoji that can be opened and closed on the frame.

Conventionally, in fittings provided at an opening of a building, a technique of arranging a heated foaming material in order to fill a gap between a frame and a shoji in the event of a fire has been known. Patent Documents 1 and 2 disclose, for example, techniques relating to this type of heated foaming material.
Further, there is known a resin fitting in which a frame or the like is made of resin in order to improve heat insulation performance and a metal core material is arranged in a hollow portion inside the frame to improve fire protection performance. ..

Japanese Unexamined Patent Publication No. 2016-56560 JP-A-2017-2639

In the fittings, the fire protection performance is improved by arranging a heated foam material or arranging a metal core material in the hollow portion inside the frame body. Further improvements are required to improve fire protection performance.

An object of the present invention is to provide a fitting provided with a heated foaming material and capable of improving fire protection performance.

The present invention is a fitting (for example, fitting 1 described later) including a frame body (for example, a frame body 10 described later) and a shoji (for example, a shoji 20 described later) that can be opened and closed attached to the frame body. The frame body is a resin vertical frame (for example, the hanging source side vertical frame 13 and the door end side vertical frame 14 described later) and a resin horizontal frame (for example, the upper frame 11 described later) joined to the vertical frame. , Lower frame 12), and a metal core material (for example, upper frame core material 110, vertical frame core material 130, which will be described later) arranged in at least a part of the inside of the vertical frame and the horizontal frame. 140) and a fitting including a heated foam material (for example, heated foam materials 190a, 190b, 190c described later) arranged on a surface of the frame body facing the shoji on the outdoor side of the core material. ..

Further, the frame body has grooves (for example, grooves 11j, 13j, 14j described later) formed so as to extend in the longitudinal direction of the vertical frame or the horizontal frame on the outdoor side of the core material, and the heating is performed. The foam material is preferably arranged on the surface of the groove facing the shoji.

Further, a resin frame (for example, a frame 30 described later) constituting the outer edge of the shoji and a state in which the shoji is attached to the frame and the shoji is in a closed position face the heated foaming material. It is preferable to further include a metal facing member (for example, a slide plate 51 and a pedestal portion 315 described later) to be arranged.

Further, it is preferable that the heated foaming material comes into contact with the facing member by foaming toward the facing member in the event of a fire.

Further, the vertical frame has a vertical frame on the hanging side connected to the vertical frame of the shoji (for example, the vertical frame 33 on the hanging side described later) and a hinge (for example, the hinge 15 described later). The fitting is a back plate arranged in a hollow portion (for example, a hollow portion 13a described later) formed inside the vertical frame on the hanging side and for fastening a screw (for example, a screw 13i described later) for fixing the hinge. It is preferable that the member (for example, the back plate 13h described later) is provided, and the heated foaming material is arranged on the surface of the vertical frame on the hanging side facing the obstacle.

According to the present invention, it is possible to provide a fitting provided with a heated foaming material and capable of improving fire protection performance.

It is a figure which shows the state which the fitting which concerns on one Embodiment of this invention is seen from the outdoor side. It is a vertical sectional view of the fitting of this embodiment. It is a cross-sectional view of the fitting of this embodiment. It is a vertical cross-sectional view which shows the heat foaming material arranged on the surface which faces the shoji of the upper frame provided in the fitting of this embodiment. It is sectional drawing which shows the heated foaming material arranged on the surface which faces the shoji of the door end side vertical frame provided with the fitting of this embodiment. It is sectional drawing which shows the heated foaming material arranged on the surface which faces the shoji of the hanging side vertical frame provided in the fitting of this embodiment. It is a perspective view which shows the heated foaming material arranged on the surface which faces the shoji of the hanging side vertical frame provided with the fitting of this embodiment in a state where the upper frame is removed.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. In the present specification, the "finding direction" means the in-plane direction of the shoji housed in the frame of the fitting housed in the opening formed in the building, and the "expected direction" means the indoor direction. It means the outward direction (that is, the depth direction).

FIG. 1 is a view showing a state in which the fitting 1 according to the embodiment of the present invention is viewed from the outdoor side. The fitting 1 shown in FIG. 1 is a fireproof door having a frame body 10 fixed to a building opening and an outward-opening shoji 20 attached to the frame body 10 so as to be openable and closable via a plurality of hinges 15. It's a door.

First, the configuration of the frame body 10 will be described. The frame body 10 is composed of an upper frame 11, a lower frame 12, a hanging base side vertical frame 13, and a door end side vertical frame 14 in a rectangular frame. The upper frame 11, the lower frame 12, the hanging base side vertical frame 13 and the door end side vertical frame 14 are all made of resin and are joined by welding. These resin frames (upper frame 11, lower frame 12, hanging source side vertical frame 13 and door end side vertical frame 14) are extruded shaped members having a hollow portion inside, and the hollow portion described later is the frame. It is continuous along the extrusion direction.

FIG. 2 is a vertical cross-sectional view of the fitting 1 of the present embodiment. The inside of the upper frame 11 is divided into a plurality of spaces. Of the plurality of spaces inside the upper frame 11, if the spaces arranged in the prospective direction are the hollow portions 11a, 11b, 11c in the order from the outdoor side to the indoor side, the hollow portion 11b located in the center of the upper frame 11 is formed with a metal upper frame core. The material 110 is arranged. Further, an extension portion 11e extending downward is formed in the lower portion of the upper frame 11 on the indoor side, and a fitting portion 11f for fitting and fixing the cushion material 11g is provided on the finding surface on the outdoor side of the extension portion 11e. Be done.

The upper frame core material 110 of the present embodiment is a long member having a substantially U-shaped cross section, and is arranged in the hollow portion 11b so that the U-shaped opening side faces the indoor side. A band-shaped heat foaming material 90a is arranged between the lower surface of the upper frame core material 110 and the inner wall of the hollow portion 11b. The heated foaming material 90a foams when it reaches a predetermined temperature due to a fire or the like to close the gap.

The inside of the lower frame 12 is also divided into a plurality of spaces like the upper frame 11. Assuming that the spaces arranged in the prospective direction inside the lower frame 12 are the hollow portions 12a, 12b, 12c in the order from the outdoor side to the indoor side, the metal lower frame core material 120 is arranged in the hollow portion 12b located in the center of the lower frame 12 in the prospective direction. .. The lower frame core material 120 of the present embodiment is a long member having a square cylinder shape. Further, an extending portion 12e extending upward is formed in the upper part of the lower frame 12 on the indoor side, and a fitting portion 12f for fitting and fixing the cushion material 12g is also formed in the extending portion 12e.

FIG. 3 is a cross-sectional view of the fitting 1 of the present embodiment. The inside of the hanging side vertical frame 13 is also divided into a plurality of spaces. Of the plurality of spaces inside the vertical frame 13 on the hanging side, if the spaces arranged in the prospective direction are hollow portions 13a, 13b, 13c in the order from the outdoor side to the indoor side, the hollow portion 13b located in the center of the prospective direction is made of metal. The vertical frame core material 130 is arranged. An extension portion 13e extending toward the door end in the finding direction is formed on the indoor side of the vertical frame 13 on the hanging source side, and a fitting portion 13f for fitting and fixing the cushion material 13g is provided on the extension portion 13e.

The vertical frame core material 130 of the present embodiment is a long member having a substantially U-shaped cross section, and is arranged in the hollow portion 13b so that the U-shaped opening side faces the indoor side. A band-shaped heat foaming material 90b is arranged between the door end side surface of the vertical frame core material 130 and the inner wall of the hollow portion 13b.

Further, a plurality of hinges 15 are arranged at intervals in the vertical direction between the hanging-side vertical frame 13 of the frame body 10 and the hanging-side vertical frame 33 of the shoji 20 (see FIG. 1). The hanging-side vertical frame 13 (vertical frame) is connected to the hanging-side vertical frame 33 of the shoji 20 via a hinge 15. A back plate member 13h for fastening the screw 13i for fixing the hinge 15 is arranged in the hollow portion 13a. In the present embodiment, the screw 13i for fastening the hinge 15 penetrates the back plate member 13h and reaches the vertical frame core material 130 of the hollow portion 13b, and the hinge 15 is also fastened and fixed to the vertical frame core material 130. ..

The inside of the door end side vertical frame 14 is also divided into a plurality of spaces. Assuming that the spaces arranged in the prospective direction are the hollow portions 14a, 14b, 14c in the order from the outdoor side to the indoor side among the plurality of spaces, the metal vertical frame core material 140 is arranged in the hollow portion 14b located in the center of the prospective direction. NS. The vertical frame core material 140 of the present embodiment is a long member having a substantially U-shaped cross section, and is arranged in the hollow portion 14b so that the U-shaped opening side faces the indoor side. A band-shaped heated foaming material 90c is arranged between the surface of the vertical frame core material 140 on the hanging side and the inner wall of the hollow portion 14b. An extension portion 14e extending toward the hanging source side in the finding direction is also formed on the indoor side of the door end side vertical frame 14, and a fitting portion 14f for fitting and fixing the cushion material 14g is provided on the extension portion 14e.

Further, a lock pin receiving metal fitting 16 into which the lock pin 52 of the shoji 20, which will be described later, is fitted is fixed to the prospective surface of the vertical frame 14 on the door end side facing the hanging side. A plurality of lock pin receiving metal fittings 16 are provided at intervals in the vertical direction. The lock pin receiving metal fitting 16 of the present embodiment is fastened and fixed to the vertical frame core member 140 via a screw as a fastening member.

Frame-side corner metal fittings 46 are arranged on the upper left and upper right of the frame body 10, respectively. The frame-side corner metal fitting 46 is an L-shaped metal member and is arranged outside the frame body 10. The frame-side corner metal fittings 46 are fastened and fixed to the inner core material of the frame body 10 by screws as fastening members. In the present embodiment, the upper frame core material 110 and the vertical frame core material 140 are connected by the frame side corner metal fittings 46 at the upper part of the frame body 10 on the door end side, and the upper frame core material 110 and the vertical frame core material 140 are connected at the upper part on the hanging side. 130 are connected.

Next, the configuration of the shoji 20 will be described. The shoji 20 is a door body configured to include a glass 25 and a frame body 30 configured to surround the glass 25.

The glass 25 is a double glazing having an outdoor glass 25a arranged on the outdoor side and an indoor glass 25b arranged on the indoor side with a gap from the outdoor glass 25a. A spacer 26 or the like is arranged between the outdoor side glass 25a and the indoor side glass 25b. In the present embodiment, the outdoor glass 25a is made of wire-reinforced glass, and the indoor glass is made of Low-E (Low Emissivity) glass.

The stile body 30 is composed of an upper stile 31, a lower stile 32, a vertical stile 33 (vertical stile) on the hanging side, and a vertical stile 34 on the door end side in a rectangular frame. The upper stile 31, the lower stile 32, the hanging base side vertical stile 33, and the door end side vertical stile 34 are all made of resin and are joined by welding. These resin stiles (upper stile 31, lower stile 32, hanging side vertical stile 33 and door end side vertical stile 34) are extruded shaped materials having a hollow portion inside, and the hollow portion described later is a stile. It is continuous along the extrusion direction.

The inside of the upper stile 31 is divided into a plurality of spaces. Of the plurality of spaces inside the upper stile 31, if the spaces arranged in the prospective direction are hollow portions 31a, 31b, 31c in the order from the outdoor side to the indoor side, the hollow portion 31b located in the center of the upper stile direction is formed with a metal upper stile core. The material 310 is arranged.

The upper frame core material 310 of the present embodiment is a long member having a substantially U-shaped cross section, and is arranged in the hollow portion 31b so that the U-shaped opening side faces the indoor side. A band-shaped heated foaming material 90d is arranged between the lower surface of the upper frame core material 310 and the inner wall of the hollow portion 31b. Further, the band-shaped heat foaming material 90e is also arranged on the inner surface of the upper frame core material 310 that faces the indoor side in the U shape.

An extension portion 31f is formed on the outdoor upper portion of the upper stile 31 so as to face a part of the upper frame 11 in the prospective direction. On the side of the extending portion 31f facing the upper frame 11, a fitting portion 31h for fitting and fixing the cushion material 31g is provided. A metal (for example, steel) outdoor core member 312 is arranged in the hollow portion 31i formed inside the extending portion 31f.

The outdoor core material 312 of the present embodiment is a long member having a substantially U-shaped cross section, and is arranged in the hollow portion 31i so that the U-shaped opening side faces the outdoor side. Further, a band-shaped heat foaming material 90f is arranged between the indoor side surface of the outdoor core material 312 and the inner wall of the hollow portion 31i.

Further, a fitting groove 31j extending along the longitudinal direction of the upper stile 31 is formed on the outer surface of the upper stile 31. A metal (for example, aluminum material) pedestal portion 315 is fitted and fixed in the fitting groove 31j. The indoor side core material 313 is arranged in the hollow portion 31k located on the indoor side of the fitting groove 31j of the upper stile 31. A fitting portion 31m for fitting the push edge member 36 is provided in the lower part of the outdoor side of the upper stile 31, and a fitting part 31n for fitting the glass stopper 37 is provided in the lower part of the upper stile 31 on the indoor side.

The basic configuration of the lower stile 32, the hanging side vertical stile 33, and the door end side vertical stile 34 is the same as that of the upper stile 31. In the following description, the same configuration as the upper stile 31 may be designated with a common regularity (alphabet) and the description thereof may be omitted.

In the lower stile 32, the lower stile core member 320 is arranged in the hollow portion 32b located at the center of the prospective direction among the plurality of hollow portions 32a, 32b, 32c arranged in the prospective direction. The lower stile core material 320 is formed into a tubular shape by metal. An extension portion 32f is formed in the lower part of the outdoor side of the lower stile 32, and a fitting portion 32h for fitting and fixing the cushion material 32g is provided on the indoor side of the extension portion 32f. A fitting portion 32m for the resin ridge member 36 is provided above the extending portion 32f. A fitting portion 32n for the glass fixing member 37 is provided on the upper part of the lower stile 32 on the indoor side.

A resin-made lowering prevention member 38 is arranged in the fitting groove 32j formed on the lower surface of the lower stile 32. The resin lowering prevention member 38 is for preventing the lowering of the shoji 20 during normal use, and is formed in a shape in which the lower portion thereof is inclined so as to approach the lower side from the indoor side toward the outdoor side. .. Further, in order to prevent the shoji 20 from being lowered in the event of a fire, the lower stile 32 is provided with a metal lowering prevention member 39 as a separate member from the resin lowering prevention member 38.

The vertical stile core material 330 is arranged in the hollow portion 33b located in the center of the prospective direction among the plurality of hollow portions 33a, 33b, 33c arranged in the prospective direction of the hanging source side vertical stile 33. The vertical frame core material 330 of the present embodiment is a long member having a substantially U-shaped cross section, and is arranged in the hollow portion 33b so that the U-shaped opening side faces the indoor side. A band-shaped heated foaming material 90 g is arranged between the surface of the vertical frame core material 330 on the hanging side vertical frame 13 side and the inner wall of the hollow portion 33b. Further, the band-shaped heated foam material 90h is also arranged on the inner surface of the vertical frame core material 330 that faces the indoor side in the U shape.

The hanging base side vertical stile 33 is formed with an extending portion 33f extending toward the hanging base side vertical frame 13. A fitting portion 33h for fitting and fixing the cushion material 33g is provided on the indoor side of the extending portion 33f. Further, a hollow portion 33i is formed inside the extending portion 33f. The pedestal portion 315 is fitted and fixed in the fitting groove 33j formed on the surface of the hanging-side vertical frame 33 on the hanging-side side. Further, a metal (for example, steel) indoor side core material 313 is arranged in the hollow portion 33k located on the indoor side of the pedestal portion 315 in the hanging base side vertical frame 33. A fitting portion 33m for the push edge member 36 is provided on the door end side of the outdoor side of the hanging base side vertical frame 33, and a fitting portion 33n for the glass fixing member 37 is provided on the door end side of the indoor side. ..

In the door end side vertical stile 34, the vertical stile core material 340 is arranged in the hollow portion 34b located in the center of the prospective direction among the plurality of hollow portions 34a, 34b, 34c arranged in the prospective direction. The vertical frame core material 340 of the present embodiment is a long member having a substantially U-shaped cross section, and is arranged in the hollow portion 34b so that the U-shaped opening side faces the prospective surface of the door end side vertical frame 14. .. A band-shaped heated foaming material 90i is arranged on the surface of the vertical frame core material 340 facing the door end side vertical frame 14 side inside the U shape.

The door end side vertical frame 34 is formed with an extension portion 34f extending toward the door end side vertical frame 14 side. A fitting portion 34h for fitting and fixing the cushion material 34g is provided on the indoor side of the extending portion 34f. The outdoor core material 312 is arranged in the hollow portion 34i formed inside the extending portion 34f. Further, a band-shaped heat foaming material 90j is arranged between the indoor side surface of the outdoor core material 312 and the inner wall of the hollow portion 34i. A fitting portion 34m for the push edge member 36 is provided on the outdoor hanging side of the door end side vertical frame 34, and a fitting portion 34n for the glass fixing member 37 is provided on the outdoor hanging side. ..

The slide plate 51 is fitted into the fitting groove 34j formed on the side surface of the door end of the door end side vertical frame 34. The slide plate 51 is configured to be movable in the longitudinal direction (vertical direction) of the door end side vertical frame 34 in conjunction with the operation of the outdoor side handle 55 and the indoor side handle 56. A lock pin 52 is formed on the prospective surface of the slide plate 51 on the door end side, and when the lock pin 52 engages with the lock pin receiving metal fitting 16 fixed to the door end side vertical frame 14, the shoji 20 is released. It is fixed in the closed position.

A glass retaining member 40 and a heated foaming material 91 are arranged on the prospective surface inside the frame 30 (on the glass 25 side). A plurality of glass retaining members 40 are arranged on each of the upper stile 31, the lower stile 32, the hanging side vertical stile 33, and the prospective surface of the door end side vertical stile 34 constituting the stile body 30, and the glass 25 to the outdoor side. It is a metal member that prevents the glass from coming off.

The glass retaining member 40 of the present embodiment has a core material inside the frame 30 (upper frame core material 310, lower frame core material 320, vertical frame core material 330, and vertical frame core material 340) by a screw as a fastening member. It is fastened and fixed to. The heated foaming material 91 is a strip-shaped member, and is arranged in each of the upper stile 31, the lower stile 32, the hanging side vertical stile 33, and the door end side vertical stile 34 so as to surround the four circumferences of the glass 25.

Further, the stile-side corner metal fittings 65 are arranged at the inner corners (inner corners) of the stile 30. The stile-side corner metal fitting 65 is fastened and fixed to the inner core material (upper stile core material 310, lower stile core material 320, vertical stile core material 330, and vertical stile core material 340) of the stile body 30 by screws as fastening members. NS. More specifically, at the upper part of the stile 30 on the door end side, the upper stile core material 310 and the vertical stile core material 340 are connected by the stile side corner metal fitting 65, and at the upper part on the hanging side, the upper stile core material 310 and the vertical stile core material 310 are vertically connected. The stile core material 330 is connected by the stile side corner metal fitting 65. At the lower part of the stile 30 on the door end side, the lower stile core material 320 and the vertical stile core material 340 are connected by a stile side corner metal fitting 65, and at the lower part on the hanging side, the lower stile core material 320 and the vertical stile core material 330 are connected to each other. It is connected by the side corner metal fitting 65.

Further, the opening / closing range of the shoji 20 that is operably suspended from the frame body 10 is restricted by the arm member 61 that connects the upper frame 11 and the upper stile 31 so as not to open more than a predetermined value.

Next, the heated foam material 190a arranged in the groove 11j of the upper frame 11, the heated foam material 190c arranged in the groove 13j of the hanging base side vertical frame 13, and the groove 14j of the door end side vertical frame 14 are arranged. The configuration of the heated foam material 190b will be described. As described above, the frame body 10 has a vertical frame made of resin (hanging source side vertical frame 13, door tip side vertical frame 14) extending in the vertical direction and a vertical frame extending in the left-right direction (hanging source side vertical frame 13, door). It has a resin horizontal frame (upper frame 11, lower frame 12) joined to the front vertical frame 14). The frame 30 of the shoji 20 is made of resin and constitutes the outer edge of the shoji 20.

FIG. 4 is a vertical cross-sectional view showing a heated foam material 190a arranged on a surface of the upper frame 11 of the fitting 1 of the present embodiment facing the shoji sash 20. As shown in FIG. 4, a groove 11j is provided in the lower portion of the portion forming the hollow portion 11a on the outdoor side of the upper frame 11. The groove 11j is formed so as to open downward and extends in the left-right direction (longitudinal direction of the upper frame 11). The groove 11j is arranged on the outdoor side in the prospective direction with respect to the metal upper frame core material 110 arranged in the hollow portion 11b. The hollow portion 11b is located at the center of the hollow portions 11a, 11b, 11c inside the upper frame 11 in the prospective direction. Further, the groove 11j is arranged at a position where the vertical position in the prospective direction overlaps with the inner end portion of the metal upper frame core member 110 in the prospective direction.

The upper frame 11 of the portion forming the groove 11j is formed in a substantially C shape, and is arranged so that the opening side of the C shape faces downward. A lower surface 11k is formed behind the opening of the groove 11j. The lower surface 11k is a surface facing the shoji 20. The lower surface 11k is a surface facing inward in the prospective direction facing downward of the upper frame 11 constituting the hollow portion 11a, and is a prospective surface having a width in the prospective direction and extending in the finding direction. A pair of protrusions 11m are formed on the front side of the opening of the groove 11j so as to approach each other in the expected direction of closing the opening. If a FIX window for directly attaching glass to a frame without a shoji screen is configured, the groove 11j can be used as a fitting portion for attaching a push edge member that presses the edge of the glass. Is. In this case, the upper frame 11 can be shared as a frame material for the FIX window.

The heated foam material 190a is arranged on the lower surface 11k inside the groove 11j of the upper frame 11 formed on the back side of the groove 11j. The heated foaming material 190a is a band-shaped member, extends in the left-right direction, and is arranged in the entire area of the groove 11j in the left-right direction. A metal pedestal portion 315 (opposing member) fitted and fixed in the fitting groove 31j of the upper stile 31 of the shoji 20 is arranged at a position separated downward from the open portion of the groove 11j. The metal pedestal portion 315 is arranged so as to extend in the left-right direction along the direction in which the groove 11j extends. The metal pedestal portion 315 is arranged to face the heated foam material 190a arranged inside the groove 11j in a state where the shoji 20 is in the closed position.

In the event of a fire or the like, the heated foam material 190a configured in this way foams downward from the open portion of the groove 11j, and the upper frame is located outside the metal upper frame core material 110. Close the space between 11 and the shoji 20. Further, since the metal pedestal portion 315 is arranged to face the heated foam material 190a, the heated foam material 190a is foamed to the pedestal portion 315 side and arranged on the shoji 20 in the event of a fire or the like. The space between the pedestal portion 315 and the upper frame 11 is closed. The heated foam material 190a abuts on the pedestal portion 315 by foaming toward the pedestal portion 315 in the event of a fire. As a result, the heated foaming material 190a foams, so that the position from the position where the heated foaming material 190a is arranged to the position where the pedestal portion 315 is arranged can be closed with the foamed heated foaming material 190a.

FIG. 5 is a cross-sectional view showing a heated foam material 190b arranged on a surface of the door end side vertical frame 14 of the fitting 1 of the present embodiment facing the shoji sash 20. As shown in FIG. 5, a groove 14j is provided on the inner side portion of the portion forming the outdoor hollow portion 14a of the door end side vertical frame 14. The groove 14j is formed so as to open to the inner side in the finding direction, and extends in the vertical direction (longitudinal direction of the door end side vertical frame 14). The groove 14j is arranged on the outdoor side in the prospective direction with respect to the metal vertical frame core material 140 arranged in the hollow portion 14b. The hollow portion 14b is located at the center of the hollow portions 14a, 14b, 14c inside the vertical frame 14 on the door end side in the prospective direction. Further, the groove 14j is arranged at a position where the position in the left-right direction in the prospective direction overlaps with the inner end portion of the metal vertical frame core member 140 in the prospective direction.

The door end side vertical frame 14 of the portion forming the groove 14j is formed in a substantially C shape, and is arranged so that the opening side of the C shape faces the inner side in the finding direction. A side surface 14k is formed behind the opening of the groove 14j. The side surface 14k is a surface facing the shoji 20. The side surface 14k is a surface facing the inner side of the door end side vertical frame 14 constituting the hollow portion 14a in the prospective direction, and is a prospective surface having a width in the prospective direction and extending in the finding direction. A pair of protrusions 14m are formed on the front side of the opening of the groove 14j so as to approach each other in the expected direction of closing the opening. If a FIX window for directly attaching glass to a frame without a shoji screen is configured, the groove 14j can be used as a fitting portion for attaching a push edge member that presses the edge of the glass. Is. In this case, the door end side vertical frame 14 can be shared as a frame material for the FIX window.

The heated foaming material 190b is arranged on the inner side surface 14k of the groove 14j of the door end side vertical frame 14 formed on the back side of the groove 14j. The heated foam material 190b is a band-shaped member, extends in the vertical direction, and is arranged in the entire vertical direction of the groove 14j. A metal slide plate 51 (opposed) fitted and fixed in the fitting groove 34j of the door end side vertical frame 34 of the shoji 20 at a position separated from the open portion of the groove 14j toward the inside in the prospective direction. Member) is arranged. The metal slide plate 51 is arranged so as to extend in the vertical direction along the direction in which the groove 14j extends. The metal slide plate 51 is arranged to face the heated foam material 190b arranged inside the groove 14j in a state where the shoji 20 is in the closed position.

In the event of a fire or the like, the heated foaming material 190b configured in this way foams downward from the open portion of the groove 14j, and is located outside the metal vertical frame core material 140 at the door end. The space between the side vertical frame 14 and the shoji 20 is closed. Further, since the metal slide plate 51 is arranged to face the heated foam material 190b, the heated foam material 190b foams to the slide plate 51 side and is arranged on the shoji 20 in the event of a fire or the like. The space between the slide plate 51 and the vertical frame 14 on the door end side is closed. The heated foam material 190b abuts on the slide plate 51 by foaming toward the slide plate 51 in the event of a fire. As a result, the heated foaming material 190b foams, so that the position from the position where the heated foaming material 190b is arranged to the position where the slide plate 51 is arranged can be closed with the foamed heated foaming material 190b.

FIG. 6 is a cross-sectional view showing a heated foam material 190c arranged on a surface of the vertical frame 13 on the hanging side facing the shoji 20 provided in the fitting 1 of the present embodiment. FIG. 7 is a perspective view showing a heated foam material 190c arranged on a surface of the vertical frame 13 on the hanging side facing the shoji 20 of the fitting 1 of the present embodiment with the upper frame 11 removed.

As shown in FIGS. 6 and 7, the hanging-side vertical frame 13 (vertical frame) is connected to the hanging-side vertical frame 33 of the shoji 20 via a hinge 15. A groove 13j is provided on the inner side of the portion of the hanging base side vertical frame 13 that constitutes the outdoor hollow portion 13a. The groove 13j is formed so as to open to the inner side in the finding direction, and extends in the vertical direction (longitudinal direction of the vertical frame 13 on the hanging side). A metal back plate 13h (back plate member) is arranged in the hollow portion 13a on the outdoor side of the vertical frame 13 on the hanging side. The back plate 13h is a long member having a substantially C-shaped cross section, and is arranged in the hollow portion 13a so that the C-shaped opening side faces the indoor side. The metal back plate 13h is arranged in the hollow portion 13a on the hanging side of the shoji 20 to fasten the screws 13i for fixing the plurality of hinges 15. The hinge 15 is fastened and fixed to the vertical frame 13 on the hanging side via a screw 13i to a metal back plate 13h arranged in the hollow portion 13a.

The groove 13j is arranged on the outdoor side in the prospective direction with respect to the metal vertical frame core material 130 arranged in the hollow portion 13b. The hollow portion 13b is located at the center of the hollow portions 13a, 13b, 13c inside the vertical frame 13 on the hanging side in the prospective direction. Further, the groove 13j is arranged at a position where the position in the left-right direction in the prospective direction overlaps with the inner end portion of the metal vertical frame core member 130 in the prospective direction.

The hanging-side vertical frame 13 of the portion forming the groove 13j is formed in a substantially C-shape, and is arranged so that the opening side of the C-shape faces the inner side in the finding direction. A side surface 13k is formed behind the opening of the groove 13j. The side surface 13k is a surface facing the shoji 20. The side surface 13k is a surface facing the inner side of the hanging source side vertical frame 13 constituting the hollow portion 13a in the prospective direction, and is a prospective surface having a width in the prospective direction and extending in the finding direction. A pair of protrusions 13m are formed on the front side of the opening of the groove 13j so as to approach each other in the expected direction of closing the opening. If a FIX window for directly attaching glass to a frame without a shoji screen is configured, the groove 13j can also be used as a fitting portion for attaching a push edge member that presses the edge of the glass. Is. In this case, the hanging source side vertical frame 13 can be shared as a frame material for the FIX window.

The heated foam material 190c is arranged on the inner side surface 13k of the groove 13j of the hanging source side vertical frame 13 formed on the back side of the groove 13j. The heated foaming material 190c is a band-shaped member, extends in the vertical direction, and is arranged in the entire area of the groove 13j in the vertical direction. At a position separated from the open portion of the groove 13j toward the inside in the prospective direction, a metal pedestal portion 315 (opposing member) fitted in the fitting groove 33j of the vertical frame 33 on the hanging side of the shoji 20 ) Is placed. The metal pedestal portion 315 is arranged so as to extend in the vertical direction along the direction in which the groove 13j extends. The metal pedestal portion 315 is arranged to face the heated foam material 190c arranged inside the groove 13j in a state where the shoji 20 is in the closed position.

In the event of a fire or the like, the heated foam material 190c configured in this way foams downward from the open portion of the groove 13j, and is suspended from the metal vertical frame core material 130 on the outdoor side. The space between the side vertical frame 13 and the shoji 20 is closed. Further, since the metal pedestal portion 315 is arranged to face the heated foam material 190c, the heated foam material 190c is foamed to the pedestal portion 315 side and arranged on the shoji 20 in the event of a fire or the like. The space between the pedestal portion 315 and the vertical frame 13 on the hanging side is closed. The heated foam material 190c abuts on the pedestal portion 315 by foaming toward the pedestal portion 315 in the event of a fire. As a result, the heated foaming material 190c is foamed, so that the position from the position where the heated foaming material 190c is arranged to the position where the pedestal portion 315 is arranged can be closed with the foamed heated foaming material 190c. Further, unlike the upper frame 11 and the door end side vertical frame 14, the back plate 13h is arranged in the hollow portion 13a on the outdoor side of the hanging source side vertical frame 13. As a result, when the vertical frame 13 on the hanging side is melted, the metal back plate 13h stops the foaming of the heated foaming material 190c on the outside in the prospective direction, and the heated foaming material 190c is directed toward the inside in the prospective direction. Can be foamed. Therefore, the gap between the frame body 10 and the shoji 20 can be effectively closed, and the penetration of the fitting 1 in the expected direction can be reduced.

According to the configuration of the above-described embodiment described above, the following effects are obtained.
The fitting 1 includes a frame body 10 and a shoji screen 20 that can be opened and closed to the frame body 10, and the frame body 10 includes a vertical frame made of resin (vertical frame 13 on the hanging side, vertical frame 14 on the door end side) and a vertical frame. It has a resin horizontal frame (upper frame 11, lower frame 12) joined to a frame (hanging source side vertical frame 13, door tip side vertical frame 14), and has a vertical frame (hanging source side vertical frame 13, With the metal core material (upper frame core material 110, vertical frame core material 130, 140) arranged in at least a part of the inside of the door end side vertical frame 14) and the horizontal frame (upper frame 11, lower frame 12). , The heated foaming materials 190a, 190b, 190c arranged on the surface of the frame body 10 facing the shoji 20 on the outdoor side of the core material (upper frame core material 110, vertical frame core material 130, 140). ..

As a result, the heated foaming materials 190a, 190b, 190c foam inward in the finding direction from the open portion of the groove 13j in the event of a fire or the like, and the core material (upper frame core material 110, vertical frame core). Close the space between the vertical frame (vertical frame 13 on the hanging side, the vertical frame 14 on the door end side) and the shoji 20 or between the upper frame 11 and the shoji 20 on the outdoor side of the materials 130 and 140). As a result, it is possible to prevent the formation of a gap between the frame body 10 and the shoji 20 in the event of a fire or the like. Therefore, the fire protection performance can be improved.

Further, in the present embodiment, the frame body 10 has a vertical frame (hanging base side vertical frame 13, door tip side vertical frame 14) on the outdoor side of the core material (upper frame core material 110, vertical frame core material 130, 140). ) Or the horizontal frame (upper frame 11, lower frame 12) having grooves 11j, 13j, 14j formed extending in the longitudinal direction, and the heated foaming materials 190a, 190b, 190c are shoji screens in the grooves 11j, 13j, 14j. It is arranged on the surface facing the 20.
As a result, the heated foaming materials 190a, 190b, 190c are simply arranged on the surface of the grooves 11j, 13j, 14j facing the shoji 20, and the heated foaming materials 190a, 190b, 190c face the shoji 20 of the frame 10. It can be easily placed on the surface to be used.

Further, in the present embodiment, the resin stile 30 constituting the outer edge of the sash and the stile 20 attached to the stile 30 are opposed to the heated foaming materials 190a, 190b, 190c in a state where the sash 20 is in the closed position. A metal slide plate 51 or a metal pedestal portion 315 to be arranged is provided. Therefore, since the metal slide plate 51 or the metal pedestal portion 315 is arranged to face the heated foaming materials 190a, 190b, 190c, the heated foaming materials 190a, 190b, 190c can be used in the event of a fire or the like. , Foams on the slide plate 51 side or the metal pedestal portion 315 side to close the space between the door end side vertical frame 14 and the shoji 20. As a result, it is possible to further suppress the formation of a gap between the frame body 10 and the shoji 20 in the event of a fire or the like.

Further, in the present embodiment, the heated foaming materials 190a, 190b, 190c come into contact with the pedestal portion 315 by foaming to the pedestal portion 315 side or the slide plate 51 side in the event of a fire. As a result, the heated foaming materials 190a, 190b, 190c are foamed, and the heated foaming material is foamed from the position where the heated foaming materials 190a, 190b, 190c are arranged to the position where the pedestal portion 315 or the slide plate 51 is arranged. It can be closed with materials 190a, 190b, 190c.

Further, in the present embodiment, the vertical frame (hanging source side vertical frame 13, door tip side vertical frame 14) is the hanging source side vertical frame 13 connected to the hanging source side vertical frame 33 of the shoji 20 via the hinge 15. The fitting 1 is provided with a back plate 13h for fastening a screw 13i arranged in a hollow portion 13a formed inside the vertical frame 13 on the hanging side and fixing the hinge 15, and the heated foam material 190c is It is arranged on the surface of the vertical frame 13 on the hanging side facing the shoji 20. As a result, even if the vertical frame 13 on the hanging side is melted, the foaming of the heated foaming material 190c is stopped by the metal back plate 13h on the outdoor side, and the heated foaming material 190c is foamed toward the indoor side. Can be done. Therefore, the gap between the frame body 10 and the shoji 20 can be effectively closed, and the penetration of the fitting 1 in the expected direction can be reduced.

Although the preferred embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiments and modifications, and can be appropriately modified.
For example, the frame body 10 and the frame body 30 of the above embodiment are both made of resin, but at least one of the frame body 10 and the frame body 30 in the prospective direction outdoor side and the indoor side is made of metal such as aluminum. The cover member may be additionally arranged. That is, the resin frame and the resin stile may have a metal member attached to the inside, the indoor side, or the outdoor side thereof.

In the above embodiment, the heated foaming materials 190a, 190b, 190c are arranged in the grooves 11j, 13j, 14j of the frame body 10, but the present invention is not limited to this. The surface of the frame body 10 facing the shoji 20 may be formed in a flat shape without providing a groove, and the heated foaming material may be arranged on the surface of the flat frame body 10 facing the shoji 20.

Further, in the above embodiment, the heated foaming material is not provided in the groove 12j of the lower frame 12. However, the present invention is not limited to this, and the same configuration as that of the upper frame 11 described above is adopted, and the heated foam material is formed in the groove 12j formed in the upper portion of the portion forming the hollow portion 12a on the outdoor side of the lower frame 12. It may be provided. Further, the heated foam material is provided in any one or more of the groove 11j of the upper frame 11, the groove 12j of the lower frame 12, the groove 13j of the vertical frame 13 on the hanging side, and the groove 14j of the vertical frame 14 on the door end side. You may.

1 Joinery 10 Frame 11 Upper frame (horizontal frame)
11j groove 12 lower frame (horizontal frame)
13 Hanging side vertical frame (vertical frame)
13a Hollow part 13i Screw 13j Groove 13h Back plate (back plate member)
14 Door-side vertical frame (vertical frame)
14j groove 15 hinge 20 shoji 30 stile 33 hanging side vertical stile (vertical stile)
51 Slide plate (opposing member)
110 Upper frame core material (core material)
130, 140 Vertical frame core material (core material)
190a, 190b, 190c Heated foam material 315 Pedestal part (opposing member)

Claims (5)

A fitting having a frame and a shoji that can be opened and closed on the frame.
The frame body has a vertical frame made of resin and a horizontal frame made of resin joined to the vertical frame.
A metal core material arranged in at least a part of the inside of the vertical frame and the horizontal frame, and
A fitting comprising a heated foaming material arranged on a surface of the frame body facing the shoji on the outdoor side of the core material. The frame body has a groove formed so as to extend in the longitudinal direction of the vertical frame or the horizontal frame on the outdoor side of the core material.
The fitting according to claim 1, wherein the heated foaming material is arranged on a surface of the groove facing the shoji. The resin frame that constitutes the outer edge of the shoji and
The fitting according to claim 1 or 2, further comprising a metal facing member attached to the frame and arranged to face the heated foam material in a state where the shoji is in a closed position. The fitting according to claim 3, wherein the heated foaming material abuts on the facing member by foaming on the facing member side in the event of a fire. The vertical frame has a hanging-side vertical frame that is connected to the vertical frame of the shoji via a hinge.
The fitting is provided with a back plate member arranged in a hollow portion formed inside the vertical frame on the hanging side and for fastening a screw for fixing the hinge.
The fitting according to any one of claims 1 to 4, wherein the heated foaming material is arranged on a surface of the vertical frame on the hanging side facing the shoji.

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