JP2019065490A - Fitting - Google Patents

Abstract

To provide a fitting that can prevent a spreading fire to a stile through a drain hole at the time of a fire, and can suppress a load acting on a glass by foaming of a heat-foaming material for the drain hole.SOLUTION: A fitting includes first to third heating foaming materials for first to third double glazing units (heating foam materials for glasses) 71, 75 A, 75 B which are provided in a stile 31 and foamed so as to close a gap between the stile 31 and the double glazing units (glasses) when heated; and heating foam materials 76 for water drain holes provided in the stile 31 and foamed so as to close a first drain hole (drain hole) 342 and a second drain hole (drain hole) 343 when heated. The heating foam materials 76 for water drain holes foam at a temperature lower than the temperature at which the heat-foaming materials 71, 75A, 75B for the first to third double glazing units foam.SELECTED DRAWING: Figure 10

Description

  The present invention relates to a fitting.

Conventionally, in a fitting having a four-sided frame and a sash provided inside the frame, a resin frame having a resin frame and a metal frame core provided at the inside of the resin frame There is known a resin sash including a resin cage having a four-sided frame of a shoji frame made of resin and a metal tanning core material provided inside the resin cage (see, for example, Patent Document 1) ).
Such a resin sash is provided with a heat-foamable material (refractory material) in a frame or a casing in order to enhance the fire prevention performance. By heating at the time of fire, the heat-foamable material is configured to suppress melting of the resin frame and the resin crucible and to close the gap between the frame and the shoji.

  In addition, such a resin sash is such that water such as rainwater that has entered the inside of the casing to the outside of the casing in the vicinity of both ends in the lengthwise direction of the lower casing of the casing (the corner portion connected with the longitudinal weir) A drain hole for draining is formed. The casing is provided with a heating foam material for water draining holes which foams when heated and closes the water draining holes. By providing the heating foam material for drainage holes in the casing, it is possible to prevent the spread of fire through the drainage holes at the time of fire.

JP, 2016-142027, A

The heating foam material for drainage holes is provided at a position close to the glass. For this reason, when the heating foam material for water removal holes foams, a load may be applied to the glass.
The casing is provided with a heating foam for glass which is foamed in the event of a fire to close the gap between the casing and the glass. For this reason, if these heating foam materials for glass and heating foam materials for water removal holes are simultaneously foamed, the load on the glass becomes large, which may cause breakage of the glass.
Further, in case of fire, there is a possibility that the casing is ignited through the drainage hole, so it is necessary to block the drainage hole before the clearance between the casing and the glass is closed.

  The present invention can provide a fixture that can prevent ignition to a housing through a water draining hole at the time of a fire, and can suppress the load acting on the glass by foaming of the heating foam material for water draining hole. The purpose is to

  In order to achieve the above object, a fixture according to the present invention has a frame attached to an opening formed in a wall that divides an indoor side and an outdoor side, and a shoji provided on the frame. The shoji has a rectangular frame-shaped casing and a glass provided in the interior of the casing, and the casing has upper and lower ridges extending in the left-right direction, and a vertical direction. And a pair of vertical weirs extending to the lower case, wherein the lower case has a drain hole formed at the end in the left-right direction connected with the pair of vertical weirs A glass heating foam which foams so as to close the space between the case and the glass when it is heated, and a water draining hole which foams so as to close the water removal hole when it is provided in the case and heated. And the heating foam material for water removal holes is a temperature at which the heating foam material for glass foams. Wherein the foam at a temperature lower than.

In the present invention, the heating foam material for water removal holes is foamed at a temperature lower than the temperature at which the heating foam material for glass foams, so that the heating foam material for water removal holes foams at the initial stage when a fire occurs. And the drainage hole can be closed. Also, generally the temperature of the lower weir at the time of fire is lower than the temperature of the upper side of the casing (the upper side of the upper weir and a pair of vertical weirs), so the temperature of the lower weir is the temperature at which the heating foam for glass foams Even if it does not reach, the heat-foaming material for water removal holes can be foamed to close the water removal holes. As described above, at the time of a fire, since the water draining hole can be closed at an early stage, it is possible to prevent ignition to the housing through the water draining hole.
The left-right direction in the present invention indicates a horizontal direction connecting the left side and the right side when viewed from the direction in which the opening penetrates.

  Moreover, since the heating foam material for water removal holes is provided in the position which adjoins to glass, when the heating foam material for water removal holes foams, a load may be applied to glass. On the other hand, in the present invention, the heating foam for glass does not foam simultaneously with the heating foam for water removal hole because the temperature is increased after the heat expansion material for water removal hole is expanded and then the temperature is increased. Become. Thereby, compared with the case where the heating foam material for glass and the heating foam material for water removal holes foam simultaneously, the load which acts on glass by foaming of these heating foam materials can be suppressed.

Further, in the fitting according to the present invention, the upper collar, the lower collar and the pair of vertical rods each have a resin rod and a metal core material disposed inside the resin rod, The heat wicking material for glass and the water draining hole are formed in such a manner that the end portions of the lower core wicking material and the pair of vertical core wicking members are connected to each other via a connection fitting. The heating foam may be attached to the connection fitting.
As described above, since the heating foam for glass and the heating foam for water draining hole are attached to the connection metal fitting that connects the core materials to each other and supported by the core material, it is possible to It can always be placed at the correct position without misalignment. As a result, the heated foam for the water removal hole can reliably close the water removal hole when it is heated and foamed. Moreover, the heating foam material for glass can block reliably between a housing and glass, when it heats and foams.

In the fitting according to the present invention, the connection fitting may be provided with a recessed portion which is recessed so as to expose the water draining hole, and the heating foam material for water draining hole may be attached in the vicinity of the recess. .
With such a configuration, since the heating foam material for water drainage hole can be disposed in the vicinity of the water drainage hole, the water drainage hole is formed by the heating foam material for water drainage hole which is heated and foamed at the time of fire. Can be sealed securely.

Further, in the fitting according to the present invention, the heating foam material for the water drainage hole in the penetrating direction of the water drainage hole with respect to the water drainage hole is attached to the lower core of the lower core and heated. It may have a core material heating foam which is foamed so as to close the water draining hole from the side opposite to the side where it is disposed.
With such a configuration, at the time of a fire, the water drainage holes can be reliably closed from both sides in the penetration direction by the heated foam material for water drainage holes and the foam core heating material foamed by heating.

Moreover, in the fitting according to the present invention, the heat-foaming material for water removal holes may be formed larger in the indoor and outdoor directions connecting the indoor side and the outdoor side than the heat-foaming material for glass.
With such a configuration, when heated at the time of a fire, the heating foam material for water removal holes foams in a wider range in the indoor and outdoor directions than the heating foam material for glass, so that the water removal holes are reliably closed. Can.

  ADVANTAGE OF THE INVENTION According to this invention, while being able to prevent ignition to the housing through a water draining hole at the time of a fire, the load which acts on glass by foaming of the heating foaming material for water draining holes can be suppressed.

It is the front view seen from the indoor side which shows an example of the fixture by embodiment of this invention. It is a perspective view of a shoji (outa shoji) by an embodiment of the present invention. It is the sectional view on the AA line of FIG. It is the BB sectional drawing of FIG. It is the front view seen from the indoor side of a lower eyelid. It is the top view which looked at the lower eyelid from the top. It is the side view which looked at the lower eyelid from the length direction. It is a perspective view of the edge part of the length direction of a lower eyelid. It is a perspective view explaining a coffin core material and a door roller. It is a perspective view explaining the connection part of a lower eyelid and a door tip eyelid. It is a perspective view of a corner fitting. It is the CC sectional view taken on the line of FIG. It is a perspective view explaining the connection part of an upper eyelid and a door tip side. It is a perspective view of a corner fitting. It is the DD sectional view taken on the line of FIG.

Hereinafter, a fixture 1 according to an embodiment of the present invention will be described based on FIGS. 1 to 15.
As shown in FIG. 1, the fixture 1 according to the present embodiment is provided in an opening 12 formed in a wall 11 of a building with a false sash.
The fitting 1 has a square frame-shaped frame 2 provided along the opening 12 and a pair of shojis 3 and 3 provided slidably inside the frame 2 in the left-right direction. .
In the following description, the direction connecting the outdoor side and the indoor side is the indoor-outside direction, and the left side and the right side are viewed from the direction in which the opening 12 penetrates the wall 11 (the direction facing the wall 11). Horizontal direction is left and right direction. Moreover, each member, components, etc. which comprise the fixture 1 are demonstrated using the indoor / outdoor indoor direction and the left-right direction in the attitude | position as what is the attitude | position provided in the opening part 12. FIG.

The frame 2 has an upper frame 21 and a lower frame 22 extending in the left-right direction, and a pair of vertical frames 23, 23 extending in the vertical direction and connected to the upper frame 21 and the lower frame 22. The upper frame 21, the lower frame 22, and the pair of vertical frames 23, 23 are formed in substantially the same cross section. In the following description, the direction in which each of the upper members, the lower member 22 and the long members such as the pair of vertical members 23 and 23 extend may be the length direction.
The upper frame 21, the lower frame 22 and the pair of vertical frames 23, 23 are a resin frame 24 made of synthetic resin extending in the respective longitudinal directions, and a metal frame core member 25 extending in the respective longitudinal directions Have. The resin frame 24 and the frame core member 25 are formed to have substantially the same cross-sectional shape in the entire length direction of each. For this reason, the members constituting the resin frame 24 basically extend in the longitudinal direction of the resin frame 24, and the members constituting the frame core 25 are basically in the longitudinal direction of the frame core 25. It extends to

The resin frames 24 of the upper frame 21, the lower frame 22 and the pair of vertical frames 23, 23 are formed in the same cross section. The resin frame 24 is, for example, an extruded material, and a hollow portion is formed inside in the entire length direction. The resin frame 24 is cut at an angle of 45 ° at each end 24 a in the lengthwise direction.
The frame core 25 is inserted into the hollow portion of the resin frame 24. The frame core material 25 is formed to be slightly shorter than the resin frame 24. The frame core material 25 is disposed so as not to protrude outward in the longitudinal direction from both end portions 24 a of the resin frame 24 in the longitudinal direction.

The resin frames 24 of the upper frame 21 and the lower frame 22 and the resin frames 24 of the pair of vertical frames 23, 23 are welded so that their end portions 24a, 24a are butted to form 90 °.
The frame core members 25 of the upper frame 21 and the lower frame 22 and the frame core members 25 of the pair of vertical frames 23 and 23 are not directly connected but are L-shaped connection fittings (not shown) of the frame 2 etc. Are linked through.

The pair of shojis 3 and 3 includes an outer shoji 3A disposed on the outdoor side and an inner shoji 3B disposed on the indoor side.
The pair of shojis 3 and 3 each have a casing 31 formed in a square frame shape, and a multilayer glass 32 disposed and supported within the casing 31. In the following description of the shoji 3, the outer shoji 3A will be described.
As shown in FIG. 2 to FIG. 4, the casing 31 is connected to the upper ridge 33 and the lower ridge 34 extending in the left-right direction, and the both ends of the upper ridge 33 and both ends of the lower ridge 34 extending in the vertical direction. It has a toe bowl (longitudinal bowl) 35 and a combination bowl (longitudinal bowl) 36. In the following description, a direction in which each of the upper rod 33, the lower rod 34, the door tip rod 35, and the joining rod 36 extends may be referred to as a longitudinal direction.
The upper rod 33, the lower rod 34, the toe rod 35, and the joint rod 36 respectively extend a resin resin ridge 4 made of a synthetic resin extending in the longitudinal direction, and a metal core material 5 extending in the longitudinal direction. Have.

The resin weirs 4 of the upper weir 33, the lower weir 34, the toe weir 35, and the joint weir 36 are formed in the same cross section.
The resin weir 4 is internally formed with a hollow portion (referred to as weir hollow portion S1) over the entire length direction. As shown in FIG. 5, in the resin weir 4, ends 4a and 4a in the lengthwise direction are cut at an angle of 45 °. FIG. 5 shows the lower eyelid 34.
The core material 5 is inserted into the hollow portion S1 of the resin bowl 4 and disposed. The core material 5 is formed to be slightly shorter than the resin cage 4 in the length direction. The end portions 5a and 5a in the longitudinal direction of the core material 5 are disposed on the center side in the longitudinal direction of the end portions 4a and 4a in the longitudinal direction of the resin weir 4.

As shown in FIG. 2, the resin weirs 4 of the upper weir 33 and the lower weir 34 and the resin weir 4 of the toe weir 35 and the joint weir 36 have their ends 4a, 4a butt 90.degree. Is welded.
The core material 5 of the upper rod 33 and the core material 5 of the door tip rod 35 and the joint rod 36 are not directly connected but are connected via the upper connection fitting 37. The core material 5 of the lower rod 34 and the core material 5 of the door tip rod 35 and the joint rod 36 are not directly connected but are connected via the lower connection fitting 38.
Door wheels 6, 6 capable of traveling in the left-right direction along the lower frame 22 are attached to the lower rod 34 in the vicinity of both end portions in the length direction (left-right direction).

Subsequently, the lower cover 34 and the door wheel 6 will be described.
As shown in FIG. 5 to FIG. 8, the resin weir 4 of the lower rod 34 has an outer wall portion 41 disposed on the outdoor side, an inner wall portion 42 disposed on the indoor side with a gap from the outer wall portion 41, and an outer wall A first connecting plate 43 and a second connecting plate 44 connecting the portion 41 and the inner wall 42 are provided. The first connection plate portion 43 is disposed above the second connection plate portion 44 (on the side close to the multilayer glass 32 (see FIG. 3)).

As shown in FIGS. 7 and 8, the outer wall portion 41 includes an outer plate portion 411 disposed on the outdoor side, an inner plate portion 412 disposed at the indoor side of the outer plate portion 411 with a space, and a plate surface. , And the first to fourth prospective plate portions 413 to 416 extending in the indoor and outdoor directions between the outer plate portion 411 and the inner plate portion 412.
The outer plate portion 411 is formed in a flat plate shape, and is disposed such that the plate surface faces the indoor and outdoor direction.
The inner plate portion 412 is formed in a plate shape in which three step portions 412c to 412e extending in the entire length direction (left and right direction) are provided at intervals in the height direction, and the plate surface faces the indoor and outdoor direction Is located in
The outer plate portion 411 is formed longer than the inner plate portion 412 in the vertical direction. The lower end 411 b of the outer plate 411 and the lower end 412 b of the inner plate 412 are disposed at the same height. The upper end 411 a of the outer plate 411 is disposed above the upper end 412 a of the inner plate 412.

In the first to fourth prospective plate portions 413 to 416, the ends on the outdoor side are connected to the indoor surface of the outer plate 411, and the indoor ends are connected to the outer surface on the inner plate 412 It is done. The first to fourth prospective plate portions 413 to 416 are arranged in this order at intervals from the upper side to the lower side.
The first prospective plate portion 413 is disposed below the upper end portion 411 a of the outer plate portion 411 and slightly below the upper end portion 412 a of the inner plate portion 412.
In the inner plate portion 412, a stepped portion 412c is formed at a connection portion with the second prospect plate portion 414, and a portion above the second prospect plate portion 414 is lower than a portion below the second prospect plate portion 414. It is also located on the outdoor side.

Further, in the inner plate portion 412, the portion on the lower side than the second prospective plate portion 414 and the upper side than the third prospective plate portion 415 is formed to be thinner than the other portions. A portion of the inner plate portion 412 below the second projected plate portion 414 and above the third projected plate portion 415, and below the third projected plate portion 415 and above the fourth projected plate portion 416. With the part, the surface on the outdoor side is flush, and the surface on the indoor side is disposed closer to the room than the former.
For this reason, in the inner plate portion 412, a step portion 412d is formed on the indoor side at the connection portion with the third potential plate portion 415.
The fourth prospecting plate portion 416 is disposed above the lower end portion 411 b of the outer plate portion 411 and the lower end portion 412 b of the inner plate portion 412.
In the inner plate portion 412, a step portion 412e is formed at a connection portion with the fourth prospect plate portion 416, and a portion above the fourth prospect plate portion 416 is lower than a portion below the fourth prospect plate portion 416. It is also located on the outdoor side.

The upper end 411a of the outer plate 411 is provided with a first projecting piece 417 that extends to the inside of the room and protrudes further downward from the tip on the inside of the room.
The front end (lower end) 417 a of the first projecting piece 417 is disposed above the upper end 412 a of the inner plate 412 and is opposed to the upper end 412 a of the inner plate 412 at a distance in the vertical direction. A glass packing 345 (see FIG. 3) is configured to be fitted in an empty portion 41c surrounded by the first projecting piece 417, the outer plate portion 411, the first potential plate portion 413, and the inner plate portion 412.

  The lower end portion 411b of the outer plate portion 411 is provided with a second projecting piece 418 projecting to the indoor side. The lower end portion 412 b of the inner plate portion 412 is provided with a third projecting piece 419 projecting outward. The distal end portion 418a of the second projecting piece 418 and the distal end portion 419a of the third projecting piece 419 are disposed to face each other with an interval in the indoor / outdoor direction. An airtight member 346 (see FIG. 3) is fitted in the space 41 d on the lower side of the fourth prospective plate portion 416 between the inner plate portion 412 and the outer plate portion 411. The airtight member 346 is engaged with the outer wall portion 41 so as to be sandwiched between the second projecting piece 418 and the third projecting piece 419.

The inner wall portion 42 is provided between an outer plate portion 421 disposed outside the room, an inner plate portion 422 spaced apart from the inner side of the outer plate portion 421, an outer plate portion 421, and an inner plate portion 422. And a first prospective plate portion 423 and a second prospective plate portion 424 extending in the indoor and outdoor directions.
The inner plate portion 422 is formed in a flat plate shape, and is disposed such that the plate surface faces the indoor and outdoor direction. The outer plate portion 421 is formed in a plate shape provided with one step portion 421c extending in the entire length direction (left and right direction), and the plate surface is arranged to face the indoor and outdoor direction.
The outer plate portion 421 and the inner plate portion 422 are formed to have the same length in the vertical direction, and are disposed at the same height.

The end of the outdoor side of each of the first prospective plate portion 423 and the second prospective plate portion 424 is connected to the indoor side surface of the outer plate portion 421, and the indoor side end portion is the outer side of the inner plate portion 422. And connected.
The first prospective plate portion 423 is disposed below the upper end portion 421 a of the outer plate portion 421 and the upper end portion 422 a of the inner plate portion 422.
The second prospective plate portion 424 is disposed on the lower side spaced apart from the first prospective plate portion 423.

The upper end portion 422a of the inner plate portion 422 is provided with a first projecting piece 425 extending outward.
The tip (end on the outdoor side) 425a of the first projecting piece 425 is opposed to the upper end 421a of the outer plate 421 at a distance in the indoor / outdoor direction. A glass packing 347 (see FIG. 3) is configured to be fitted in an empty portion 42c surrounded by the first projecting piece 425, the inner plate portion 422, the first potential plate portion 423, and the outer plate portion 421.

  The lower end portion 421b of the outer plate portion 421 is provided with a second projecting piece 426 projecting to the indoor side. The lower end portion 422b of the inner plate portion 422 is provided with a third projecting piece 427 projecting outward. The distal end portion 426a of the second projecting piece 426 and the distal end portion 427a of the third projecting piece 427 are disposed to face each other with an interval in the indoor / outdoor direction. An airtight member 348 (see FIG. 3) is configured to be fitted into the hollow portion 42d on the lower side of the second potential plate portion 424 between the outer plate portion 421 and the inner plate portion 422. The airtight member 348 is engaged with the inner wall portion 42 so as to be sandwiched between the second projecting piece 426 and the third projecting piece 427.

  The lower end portion of the outer wall portion 41 and the lower end portion of the inner wall portion 42 are disposed at the same height. The upper end portion of the outer wall portion 41 is disposed above the upper end portion of the inner wall portion 42.

The first connecting plate portion 43 is connected to the inner plate portion 412 of the outer wall portion 41 at the same height as the second prospective plate portion 414 of the outer wall portion 41, and the outer plate portion 421 of the inner wall portion 42 and the upper end of the outer plate portion 421 It is connected slightly below the portion 421a.
The second connecting plate portion 44 is connected to the inner plate portion 412 of the outer wall portion 41 at the same height as the third expected plate portion 415 of the outer wall portion 41, and the first prospect plate portion 423 of the inner wall portion 42 and the second prospect plate It is connected with the outer plate portion 421 of the inner wall portion 42 at a height between the portion 424 and the outer plate portion 421.

The aforementioned hollow hollow portion S1 is formed so as to be surrounded by the inner plate portion 412 of the outer wall portion 41, the outer plate portion 421 of the inner wall portion 42, the first connection plate portion 43 and the second connection plate portion 44.
The resin plate 4 of the lower rod 34 is surrounded by the inner plate portion 412 of the outer wall portion 41, the outer plate portion 421 of the inner wall portion 42, and the second connection plate portion 44 below the second connection plate portion 44. An eyelid recess space S2 opened to the side is formed, and a glass holding groove 45 opened on the upper side surrounded by the outer wall 41, the first connection plate 43 and the inner wall 42 is formed on the upper side of the first connection plate 43. ing.
The edge of the multi-layer glass 32 (see FIG. 3) is fitted into the glass holding groove 45.

In the glass holding groove 45, a heating foam material 71 (see FIGS. 6 and 7) is provided on the upper side of the first connection plate 43. The heating foam material 71 is provided in order to prevent the formation of a gap between the casing 31 (the lower weir 34) and the multilayer glass 32 by foaming in the event of a fire. Hereinafter, this heat-foamable material 71 is referred to as a heat-foam material for a first double-layered glass (heat-foam material for glass) 71.
The first multi-layer glass heating foam material 71 is formed in a sheet shape, and is provided on the upper side of the first connection plate portion 43 such that the surface thereof is directed vertically. The first multi-layer glass heating foam material 71 is configured to foam in the vertical direction when heated.
The first multi-glazing heating foam material 71 is disposed on the upper side of the middle portion in the length direction excluding the vicinity of each end of the first connection plate portion 43 in the length direction (left and right direction). On the upper side in the vicinity of both end portions in the length direction (left and right direction) of the first connection plate portion 43, a second multi-layer glass via a first lower fixing plate portion 381 of the lower connection fitting 38 described later. The heating foam material 75A is disposed. The first multi-layer glass heating foam material 71 and the second multi-layer glass heating foam material 75A are continuously disposed in the length direction of the lower frame 34.

  The end surface (surface of the end 4 a) in the resin crucible 4 of the lower weir 34 in the longitudinal direction is inclined 45 ° inward from the lengthwise end of the resin weir 4 toward the upper side. For this reason, the resin crucible 4 of the lower rod 34 is a resin in which the end face in the longitudinal direction (left and right direction) of the second connection plate portion 44 is more than the end face in the longitudinal direction (left and right direction) of the first connection plate portion 43 It is disposed outside the length direction of the weir 4.

As shown in FIGS. 7 to 9, the core material 5 of the lower rod 34 is formed in a substantially U-shaped cross section (C-shaped), and is disposed inside the hollow portion S1 in a direction opening to the indoor side. It is done.
The core material 5 has a bottom plate portion 51 whose plate surface faces the indoor and outdoor directions, a first side plate portion 52 extending to the indoor side from the upper end portion of the bottom plate portion 51, and a second side plate extending to the indoor side from the lower end portion of the bottom plate portion 51. The side plate portion 53, a first projecting piece 54 extending downward from the indoor side end of the first side plate portion 52, and a second projecting piece 55 projecting outward from the lower end portion of the first projecting piece 54; Have.

The lower end portion of the first projecting piece 54 is disposed on the upper side of the second side plate portion 53 at an interval. The outdoor-side end of the second projecting piece 55 is disposed on the indoor side of the bottom plate portion 51 at an interval.
In the bottom plate portion 51, a third projecting piece 56 projecting to the indoor side is formed at the middle portion in the vertical direction over the entire length direction. The third projecting piece 56 is disposed at the same height as the second projecting piece 55.

On the indoor side surface of the bottom plate portion 51, the first cocoon heating foam material (cocoon core over the entire length direction (left and right direction) of the cocoon 5 between the third projecting piece 56 and the second side plate part 53 Material heating and foaming material) 72 is provided. The first cocoon heating foam material 72 is formed in a long shape extending in the longitudinal direction (left and right direction) of the cocoon 5. The end 72 a in the lengthwise direction of the first coking material heating foam material 72 is disposed at the same position in the lengthwise direction as the end 5 a in the lengthwise direction of the coking material 5.
The first core heating material foam material 72 is formed in a sheet shape, and is provided on the indoor surface of the bottom plate portion 51 such that the surface thereof faces the indoor and outdoor direction. When heated, the first coking material heating foam material 72 is configured to foam in the indoor and outdoor directions.

The bottom plate portion 51 is disposed along the indoor side surface of the inner plate portion 412 of the outer wall portion 41 inside the hollow portion S1, and the first side plate portion 52 is formed of the first connecting plate portion 43. The second side plate portion 53 is disposed along the lower surface, and the second side plate portion 53 is disposed along the upper surface of the second connection plate portion 44.
The end surface in the longitudinal direction of the core material 5 is a substantially vertical surface. The end in the longitudinal direction of the core material 5 is disposed on the center side in the longitudinal direction of the end in the longitudinal direction of the first connection plate portion 43 of the resin cage 4. For this reason, the first cocoon heating foam material 72 is disposed in the middle of the lower crucible 34 in the lengthwise direction, and is not disposed near the lengthwise end of the lower cage 34.

  As shown in FIG. 7, a door arrangement space 341 in which the door 6 is disposed is formed in the vicinity of each of both end portions in the longitudinal direction of the lower rod 34. The door and roller arrangement space 341 is formed so as to extend over the bowl hollow portion S1 and the bowl recess portion space S2. In the second connection plate portion 44 of the resin crucible 4 of the lower rod 34 and the second side plate portion 53 of the core member 5, the hollow hollow portion S1 and the hollow concave portion space S2 are communicated with each other in the portion where the door roller arrangement space 341 is formed. Notches 441 and 531 are formed respectively.

The notch portion 441 formed in the second connection plate portion 44 is formed on the center side in the length direction of the end portion in the length direction of the second connection plate portion 44. The notch portion 441 formed in the second connection plate portion 44 is a portion of the second connection plate portion 44 on the indoor side with respect to an outer edge (a connection portion with the outer wall portion 41) of the second connection plate portion 44. It is formed outside the room from the edge on the indoor side (the connection with the inner wall 42).
The notch portion 441 formed in the second connection plate portion 44 is the indoor side of the second side plate portion 53 on the indoor side relative to the outer edge of the second side plate portion 53 (the connection portion with the bottom plate portion 51). It is formed outside the edge of the.

As shown in FIG. 9, the notch 531 formed in the second side plate portion 53 is open at the end portion side in the length direction of the second side plate portion 53. The second core material heating foam 73 is provided on the indoor side of the notch 531 in the upper surface of the second side plate 53.
The second core material heating and foaming material 73 is formed in a sheet shape, and provided on the upper surface of the second side plate portion 53 so that the surface thereof is directed in the vertical direction. The second core heating material foam 73 is configured to foam in the vertical direction when heated.

As shown in FIGS. 7 and 8, the lower weir 34 is provided with a first water drain hole (water) for draining water such as rainwater which has entered the inside of the casing 31 in the vicinity of each of both end portions in the length direction. A drain hole 342 and a second drain hole 343 are formed.
The first water draining hole 342 and the second water draining hole 343 are formed so as to overlap and pass through the first connection plate portion 43 of the resin weir 4 and the first side plate portion 52 of the core material 5. The first water draining hole 342 is disposed outside the second water draining hole 343.

The first connection plate portion 43 is formed with a first hole portion 432 constituting a first drain hole 342 and a second hole portion 433 in which a second drain hole 343 is formed.
The first hole portion 432 is formed in a round hole. The second hole 433 is formed in a rectangular hole. The second hole portion 433 is formed by cutting out the vicinity of the upper end portion 421 a of the outer plate portion 421 of the inner wall portion 42 connected to the first connection plate portion 43 and the indoor-side edge portion of the first connection plate portion 43. It is formed.

As shown in FIG. 7 to FIG. 9, in the first side plate portion 52, a first notch portion 522 constituting a first water drain hole 342 and a second notch portion 523 in which a second water drain hole 343 is formed. And are being formed.
The first notch 522 is formed in the vicinity of the end on the outer side of the edge of the first side plate 52 in the longitudinal direction, and the end in the longitudinal direction is open. The edge of the first notch 522 is formed in a substantially semicircular shape.
The second notch 523 is formed in the vicinity of the end on the indoor side of the edge in the longitudinal direction of the first side plate 52, and the end on the longitudinal side and the indoor side are open. The edge of the second notch 523 is formed in an L shape. The second notch portion 523 is formed so as to cut out the first side piece 52 and the first protrusion piece 54 and the second protrusion piece 55 connected to the inner edge of the first side plate portion 52.

As described above, the end 72 a in the lengthwise direction of the first coking material heating foam 72 attached to the bottom plate part 51 of the coking 5 reaches the end 5 a in the lengthwise direction of the coking 5. ing. For this reason, the end 72a of the first core material heating foam 72 in the longitudinal direction is the first drainage hole 342 and the second drainage hole 343 (the first notch 522 and the second notch 523). And the same position in the length direction, and is disposed close to the first water drain hole 342 and the second water drain hole 343.
In addition, the first drainage hole 342 is disposed at the base end side (outside the room) of the first core material heating foam material 72 in the foaming direction (inside and outside direction), and the second drainage side is at the tip side (indoor side). Holes 343 are arranged. In the present embodiment, when the first cored material heating foam material 72 is heated and foamed, the first water draining holes 342 and the second water draining holes 343 are formed from the lower side of the first side plate portion 52 of the cored member 5. It is configured to close.

As shown in FIGS. 7 and 9, the door wheels 6 and 6 respectively have a door wheel main body 61 traveling along the lower frame 22 and a support portion 62 attached to the lower rod 34 and rotatably supporting the door rear wheel body 61. ,have. The two door wheels 6 and 6 disposed in the vicinity of both ends in the longitudinal direction of the lower rod 34 are formed symmetrically in the left-right direction. In the following description of the door roller 6, the side close to the longitudinal end of the lower rod 34 in the lengthwise direction is the end side of the lower rod 34 in the longitudinal direction, and the length of the lower rod 34 on the opposite side The end in the direction and the side away from the end (the side close to the longitudinal center of the lower rod 34) is the central side in the longitudinal direction of the lower rod 34.
The door and roller main body 61 is formed of a material containing a synthetic resin.
The support portion 62 is made of metal and is formed in a substantially C shape extending in the length direction (left and right direction) of the lower frame 22 and having a cross-sectional shape opened downward. The support portion 62 includes an upper plate portion 621 whose plate surface is directed in the vertical direction, a first outer plate portion 622 extending downward from an outer edge of the upper plate portion 621, and a lower edge of the first outer plate portion 622 And an outer lower plate portion 624 extending from the lower edge portion of the second outer plate portion 623 toward the indoor side. A first inner plate portion 625 extending downward from the indoor side edge portion of the plate portion 621, and a second inner plate portion 625 extending obliquely downward toward the indoor side from the lower edge portion of the first inner plate portion 625 An inner plate portion 626 and an inner lower plate portion 627 extending outward from the lower edge portion of the second inner plate portion 626 are provided.

The support portion 62 is formed substantially symmetrically in the indoor and outdoor direction. The indoor side end portion of the outer lower plate portion 624 and the outer end portion of the inner lower plate portion 627 are disposed at an interval in the indoor and outdoor directions.
The door and roller main body 61 is disposed inside the support portion 62, and the lower side protrudes downward from between the outer lower plate portion 624 and the inner lower plate portion 627.

Inside the support portion 62, a door-roll heating foam material 74 is provided on the end side in the longitudinal direction of the lower rod 34 with respect to the door-roller main body 61.
The door roller heating foam material 74 is formed into a double sheet shape before foaming, and is provided on the upper surface of the outer lower plate portion 624 and the inner lower plate portion 627 in a state of being vertically stacked. . The door roller heating foam material 74 is provided so as to be passed to the outer lower plate portion 624 and the inner lower plate portion 627, and the outer lower plate portion at the end portion side in the length direction of the lower frame 34 than the door roller main body 61. A space between the lower portion 624 and the inner lower plate portion 627 is closed.
The door and roller heating foam material 74 is configured to foam in the vertical direction when heated.

Such a door 6 is disposed in a door arrangement space 341, as shown in FIG. Assuming that the upper side and the lower side of the connecting portion between the first outer plate portion 622 and the second outer plate portion 623 in the door roller 6 is the upper side and the lower side is the lower side, the upper side of the door roller 6 is disposed in the hook hollow portion S1. The lower side of the door wheel 6 is disposed in the recess portion space S1. When the door 6 is disposed in the door arrangement space 341, the first core heating foam 72 is disposed outside the door 6, and the second heating foam 73 is disposed inside the door 6. ing.
The door-roll heating foam material 74 provided in the support portion 62 is disposed closer to the end portion side in the length direction of the lower rod 34 than the door-roller main body 61. The door and roller heating foam material 74 is disposed in the recess portion space S12.

  In the fitting 1 according to the present embodiment, the door roller heating foam material 74 is provided on the end side of the door 34 in the lengthwise direction relative to the door roller main body 61, so that in the event of a fire, the door rail 34 has its lower rod 34 The door roller heating foam material 74 foams at the end side in the longitudinal direction. For this reason, even if the door and roller main body 61 is made of resin or the like, even if it fires, it is possible to prevent the fire from being transferred to the door head 35 and the joint 36. As a result, even if the door and roller main body 61 fires by any chance, it is possible to suppress damage to the door tip 35, the combination collar 36 and the upper cage 33 due to the door and roller main body 61 firing.

Further, in addition to the fact that the first core material heating foam material 72 and the second core material heating foam material 73 are provided on both sides of the indoor / outdoor direction of the door roller 6, the length of the lower rod 34 is longer than the door wheel main body 61. Since the door roller heating foam material 74 is provided on the end side in the longitudinal direction, the first heating core foam material 72, the second heating core foam material 73, and the door rotation foam material 74 foam in the event of a fire Thus, the door and wheel main body 61 can be sealed. For this reason, melting of the door and roller main body 61 can be suppressed.
In addition, the door roller heating foam material 74 is provided on the metal support portion 62 that supports the door roller main body 61, so that the door roller heating foam material 74 can be used even if the door roller 6 is displaced with respect to the lower frame 34. It can always be maintained in the state of being disposed on the end side in the length direction of the lower rod 34 with respect to the door pulley main body 61.

The resin weir 4 and the core material 5 of the upper iron 33, the toe weir 35 and the joint metal 36 are basically formed in the same form as the resin weir 4 and the core material 5 of the lower iron 34. For example, the lower frame 34 is provided with the door wheel 6 and the like, the door-end frame 35 is provided with the handle portion, etc., the combination rod 36 is provided with the lock mechanism, etc. Since the groove part etc. by which the rail of this is inserted is formed, each form may differ in the cross-sectional shape partially, or the member to which it is attached may differ.
The upper weir 33 is formed to be vertically symmetrical to the lower weir 34. In the shape of the toe hook 35 and the joint rod 36, the longitudinal direction is vertical, and the side corresponding to the upper side of the lower rod 34 is turned 90 ° so that the inside of the opening 12 is the side facing the lateral direction. It is formed.
In the following, each member of the upper rod 33, the toe rod 35 and the combination rod 36 is indicated by the same name and code as the corresponding member of the lower rod 34.

As shown in FIG. 10, the lower collar 34 and the toes 35 are welded so that the respective resin collars 4 abut each other at the end portions 4a to form 90 °, and the respective core materials 5 are mutually welded. The end portions of the two are connected via an L-shaped lower connection fitting 38.
As shown in FIGS. 10 and 11, the lower connection fitting 38 includes a first lower fixing plate portion 381 fixed to the core material 5 (see FIG. 10) of the lower rod 34 and a ridge of the door tip 35. A second lower fixing plate portion 382 fixed to the core member 5 (see FIG. 10), and a lower connecting portion 383 connecting the first lower fixing plate portion 381 and the second lower fixing plate portion 382; A screw 384 for fixing the first lower fixing plate portion 381 and the second lower fixing plate portion 382 to the core material 5 is provided.

The first lower fixing plate portion 381 is formed in a flat plate shape whose plate surface is a long rectangular. The first lower fixing plate portion 381 is fixed in the vicinity of the end portion 5 a in the lengthwise direction of the core material 5 of the lower rod 34 in a direction in which the plate surface extends in the vertical direction and extends in the left-right direction. One screw hole 381 a through which a screw is inserted is formed in the first lower fixing plate portion 381. The screw hole 381a is on one side in the length direction of the first lower fixing plate portion 381 (when fixed to the core 5 of the lower rod 34, the screw hole 381a is separated from the end 5a of the core 5 in the length direction Side).
The second lower fixing plate portion 382 is formed in a flat plate shape in which the plate surface is a rectangle that is substantially the same as the first lower fixing plate portion 381. The second lower fixing plate portion 382 is fixed in the vicinity of the lower end portion of the core material 5 of the door tip collar 35 in a direction in which the plate surface extends in the vertical direction with the left and right direction. Two screw holes 382a through which screws are inserted are formed in the second lower fixing plate portion 382 at an interval in the vertical direction.

  The lower connecting portion 383 is formed in an L shape and has a first piece 383a which is one L-shaped piece and a second piece 383b which is the other side and connected to the first piece 383a. There is. The first piece 383a is on the other side of the first lower fixing plate portion 381 in the lengthwise direction (close to the lengthwise end 5a of the winding core 5 when fixed to the winding core 5 of the lower rod 34) The second piece 383b is connected to the lower end of the second lower fixing plate portion 382. The lower connecting portion 383 is formed to have a smaller size in the indoor / outdoor direction than the first lower fixing plate portion 381 and the second lower fixing plate portion 382. The first lower fixing plate portion 381, the second lower fixing plate portion 382, and the lower connecting portion 383 are disposed in such a manner as to align the centers in the indoor and outdoor directions.

  Therefore, in the lower connection fitting 38, the other end in the lengthwise direction of the first lower fixing plate portion 381, the lower end portion of the second lower fixing plate portion 382, and the outer side of the lower connection portion 383 And the other end of the first lower fixing plate portion 381 in the lengthwise direction, the lower end portion of the second lower fixing plate portion 382, and the lower connection An indoor-side recess (concave portion) 38 b surrounded by the indoor-side end of the portion 383 is formed.

The heating foam material 75A is applied to the upper surface of the first lower fixing plate portion 381 and the surface facing the inner side of the opening 12 of the second lower fixing plate portion 382 (the surface on the side where the multi-layer glass 32 is disposed). , 75B are provided. The heating foams 75A and 75B are each formed in a sheet shape.
In the present embodiment, the heating foam material 75A provided in the first lower fixing plate portion 381 is a long member extending substantially all over the length direction of the first lower fixing plate portion 381, and the first lower fixing plate portion It is formed slightly smaller than the indoor / outdoor dimension of 381. The heating foam material 75A is provided in a direction in which the surface is directed in the vertical direction, and is configured to foam in the vertical direction when heated.
The heating foam material 75B provided in the second lower fixing plate portion 382 is a long member extending substantially all over the length direction of the second lower fixing plate portion 382, and the indoor / outdoor direction of the second lower fixing plate portion 382 It is formed slightly smaller than the size of. The heating foam material 75B is provided in a direction in which the surface is directed in the left-right direction, and is configured to foam in the left-right direction when heated.

These heating foam materials 75A and 75B are configured to foam in the event of a fire and close the gap between the casing 31 and the multilayer glass 32.
In the following, the heating foam material 75A provided in the first lower fixing plate portion 381 is used as the heating foam material for the second double glazing (heating foam material for glass) 75A and provided in the second lower fixing plate portion 382 The heat-foamable material 75B is used as a heat-foamable material (heat-foamable material for glass) 75B for the third multilayer glass.

As shown in FIG. 10 and FIG. 12, in the lower connection fitting 38, the first lower fixing plate portion 381 is the first connection plate portion 43 of the resin weir 4 inside the glass holding groove 45 of the lower weir 34. The second lower fixing plate portion 382 is a surface facing the inner side of the opening 12 in the first connection plate portion 43 of the resin bowl 4 inside the glass holding groove 45 of the door tip 35 The lower connecting portion 383 is disposed along the surface on the side on which the multilayer glass 32 is disposed, and the lower connecting portion 383 is a corner portion between the first connecting plate portion 43 of the lower rod 34 and the first connecting plate portion 43 of the door tip 35 It is located inside the The first lower fixing plate portion 381 is disposed on the upper side of the door wheel 6.
The lower connection fitting 38 is disposed between the first connection plate portion 43 and the multilayer glass 32 (see FIG. 2).

In the first lower fixing plate portion 381, the screw 384 inserted into one screw hole 381 a penetrates the first connection plate portion 43 of the lower rod 34 and the first side plate portion 52 of the core material 5 of the lower rod 34. By being fixed to the lower core 34 of the lower core 34. The screw 384 inserted into the screw hole 381 a of the first lower fixing plate portion 381 is fixed to the core material 5 so as not to interfere with the door 6 at the center side in the length direction of the lower wheel 34 than the door 6 There is.
In the second lower fixing plate portion 382, the screw 384 inserted into each of the two screw holes 382a penetrates the first connecting plate portion 43 of the door tip 35 and the second core fixing member 5 of the door tip 35 By being fixed to the 1 side plate part 52, it is fixed to the core material 5 of the door tip 35.
Thus, the lower connection fitting 38 is fixed to the core material 5 of the lower rod 34 and the core material 5 of the door tip rod 35, so that the core material 5 of the lower rod 34 and the core core material of the door tip 35 are fixed. 5 is fixed.

  As described above, the number of fixing points (the number of screws 384) for fixing the lower connection fitting 38 to the core member 5 of the lower rod 34 is one, and the lower connection fitting 38 is used for the door tip 35 The number of fixed places (two) fixed to the core 5 of the joint rod 36, the number of fixed places (two) where the upper connection fitting 37 is fixed to the core 5 of the upper base 33, and the upper connection fitting 37 The number of fixed points (two) fixed to the core 5 of the leading rod 35 and the joining rod 36 is smaller. For this reason, this embodiment becomes a form which is easy to fix to the core material 5 of the lower rod 34 so that the lower side connection metal fitting 38 may not interfere with the door 6.

As shown in FIG. 10, the first piece 383 a of the lower connecting portion 383 is provided between the first water drain hole 342 and the second water drain hole 343, and the first water drain hole 342 and the second water drain hole 343. It is arranged so as not to block the In the present embodiment, the outdoor recess 38 a of the lower connection fitting 38 is disposed on the upper side of the first drain hole 342, and the indoor recess 38 b is disposed on the upper side of the second drain hole 342.
Further, a heating foam material 76 is attached to the surface (surface on the side on which the multi-layer glass 32 is disposed) of the lower connection portion 383 facing the inner side of the opening 12 of the second piece 383 b. The heating foam material 76 is configured to foam so as to close the first water drain hole 342 and the second water drain hole 343 in the event of a fire or the like. Below, this heating foam material 76 is made into the heating foam material 76 for water drain holes.

  The heating foam material 76 for water removal holes is formed in a sheet shape, and provided on the second piece 383 b so that the surface thereof is directed in the left-right direction. The heat-foaming material 76 for water removal holes is formed longer in the indoor-outdoor direction than the second lower fixing plate portion 382, and both end portions in the indoor-outdoor direction protrude to the indoor side and the outdoor side than the second piece 383b. ing. The heating foam material 76 for water removal holes is configured to foam in the left-right direction when heated to close the first water removal holes 342 and the second water removal holes 343.

  The water blowing hole heating foam 76 is disposed adjacent to the same surface as the third double glass heating foam 75B. The heating foam material 76 for drain holes is formed to be larger in the indoor and outdoor directions than the heating foam material 75A for the second double glass and the heating foam material 75B for the third double glass. In the present embodiment, the heating foam material 76 for water removal holes is formed to have substantially the same size as the dimension of the second lower fixing plate portion 382 in the indoor and outdoor directions, and both ends in the indoor and outdoor directions are lower connecting portions 383. It protrudes in the room outer side and the room side rather than the both ends of the room outside direction, and is arranged in the position which overlaps with the room outside crevice 38a and the room side crevice 38b of lower connection fitting 38.

In the present embodiment, the heating foam material 76 for draining holes is the heating foam material 75A for the second double glazing, the heating foam material 75B for the third double glazing, the first connecting plate portion 43 of the lower iron 34 and the door tip. It is configured to foam at a temperature lower than the temperature at which the first multi-layer glass heating foam material 71 provided in the first connection plate portion 43 of the weir 35 foams.
As the heating foam material 76 for draining holes, for example, a heating foam material formed using an epoxy resin or the like as a material is used, and for the first to third heating glass foam materials 71, 75A, 75B, for example, A heated foam made of polyvinyl chloride is used.

  The lower rod 34 and the combination rod 36 are also connected in the same manner as the lower rod 34 and the toe rod 35, and the respective resin rods 4 are welded, and the respective core members 5 are connected to the lower connection fitting 38. Are linked through.

As shown in FIG. 13, the resin wedges 4 are welded to the upper flange 33 and the door tip flange 35, and the respective core members 5 are connected via the upper connection fitting 37.
The upper connection fitting 37 includes a first upper fixing plate 371 fixed to the core 5 of the upper rod 33, a second upper fixing plate 372 fixed to the core 5 of the door tip 35, and An upper connecting portion 373 connecting the upper fixed plate portion 371 and the second upper fixed plate portion 372 and a screw 374 fixing the first upper fixed plate portion 371 and the second upper fixed plate portion 372 to the core 5 ,have.

  The upper connection fitting 37 is formed by spacing the screw holes 381a of the first lower fixing plate 381 of the lower connection fitting 38 shown in FIG. 12 in the length direction (left-right direction) of the first lower fixing plate 381. Two are formed, and they are oriented symmetrically with the lower connection fitting 38 in the vertical direction. Therefore, in the upper connection fitting 37, two screw holes 371a are formed in the first upper fixing plate portion 371, and two screw holes 372a are formed in the second upper fixing plate portion 372, and these screw holes 371a and 372a The screw 374 is inserted into each of them.

The heating foam material 77 is provided on the lower surface of the first upper fixing plate portion 371 and the surface facing the inner side of the opening 12 of the second upper fixing plate portion 372 (the surface on the side where the multi-layer glass 32 is disposed). It is done. The heating foam material 77 is formed in a sheet shape and provided in the first upper fixed plate portion 371 in a direction in which the surface is directed in the vertical direction, and the surface is left and right in the second upper fixed plate portion 372 surface. It is provided in the direction that faces the direction.
The heated foam material 77 provided in the first upper fixed plate portion 371 vertically foams when heated, and the heated foam material 77 provided in the second upper fixed plate portion 372 horizontally when heated. It is configured to foam.
These heating foam materials 77 are configured to close the gap between the casing 31 and the multilayer glass 32 at the time of fire.

As shown in FIGS. 13 and 15, in the upper connection fitting 37, the first upper fixing plate portion 371 is disposed along the lower surface of the first connection plate portion 43 of the resin cage 4 in the upper rod 33, and the second upper fixing The plate portion 372 is disposed along the surface (surface on the side on which the multi-layer glass 32 is disposed) of the door tip collar 35 facing the inner side of the opening 12 of the first connection plate portion 43 of the resin cage 4. Reference numeral 373 is disposed along the inside of the corner between the first connecting plate portion 43 of the upper frame 33 and the first connecting plate portion 43 of the door-end frame 35.
In the first upper fixing plate portion 371, the screw 374 inserted into the two screw holes 371a penetrates the first connecting plate portion 43 of the upper collar 33 and is made to the first side plate portion 52 of the core 5 of the upper collar 33. It is being fixed to the core material 5 of the upper weir 33 by being fixed.
In the second upper fixed plate portion 372, the screw 374 inserted into each of the two screw holes 372a penetrates the first connecting plate portion 43 of the door tip 35 and the first side plate of the core material 5 of the door tip 35 By being fixed to the part 52, it is fixed to the core material 5 of the door tip 35.
As described above, the upper connecting bracket 37 is fixed to the core 5 of the upper rod 33 and the core 5 of the toe-end rod 35, so that the core 5 of the lower core 34 and the core of the upper-end rod 35 are fixed. 5 is fixed.
The resin rods 4 of the upper rod 33 and the joint rod 36 are also welded, and the core members are connected via the upper connecting fitting 37.

Next, the operation and effect of the fixture according to the present embodiment described above will be described using the drawings.
According to the fixture 1 according to the present embodiment, the heating foam material 76 for water removal holes is foamed by a temperature lower than the temperature at which the first to third heating foam materials 71, 75A, 75B foam. At the initial stage when a fire occurs, the heating foam material 76 for water removal holes can be foamed to close the first water removal holes 342 and the second water removal holes 343. In general, the temperature of the lower crucible 34 at the time of fire is lower than the temperature of the upper side of the casing 31 (the upper side of the upper crucible 33, the top of the toe 35 and the combined cage 36). Even if the temperature of the first to third double-glazing heating foams 71, 75A, 75B has not reached a temperature, the water-removing-hole heating foam 76 foams and the first water drainage holes 342 and the second The drainage hole 343 can be closed. As described above, in the event of a fire, the first water drainage hole 342 and the second water drainage hole 343 can be closed at an early stage, so to the housing 31 via the first water drainage hole 342 and the second water drainage hole 343 Can be prevented.

  Since the heating foam material 76 for water removal holes is provided at a position adjacent to the multilayer glass 32, when the heating foam material 76 for water removal holes foams, a load may be applied to the multilayer glass 32. On the other hand, in the present embodiment, since the first to third heating foams 71, 75A, 75B for the double-layered glass are foamed after the temperature is further raised after the heating foams 76 for water removal holes are foamed. This means that the foam will not be formed at the same time as the heating foam material 76 for water removal holes. For this reason, as compared with the case where the first to third heating foams 71, 75A and 75B for the first and the third double glazings and the heating foam 76 for the water draining holes simultaneously foam, the double glazing is caused by foaming of these heating foams. The load acting on 32 can be reduced.

  The second and third multi-layer glass heating foams 75A and 75B and the drain hole heating foam 76 are provided on the lower connection fitting 38 for connecting the core materials 5 to each other. Since the structure is supported, it can be always disposed at the correct position without being displaced with respect to the housing 31. As a result, when the heating foam material 76 for water removal hole is heated and foamed, the first water removal hole 342 and the second water removal hole 343 can be reliably closed. In addition, the heating foam materials 75A and 75B for the second and third multi-layer glasses can reliably close the space between the housing 31 and the multi-layer glass 32 when heated and foamed.

  In the present embodiment, the outdoor recess 38 a of the lower connection fitting 38 is disposed on the upper side of the first drain hole 342, and the indoor recess 38 b is disposed on the upper side of the second drain hole 342. The extraction hole heating foam material 76 is disposed at a position overlapping the outdoor side recess 38 a and the indoor side recess 38 b of the lower connection fitting 38. As described above, since the heating foam material 76 for water removal holes is disposed in the vicinity of the first water removal holes 342 and the second water removal holes 342, the first water removal holes 342 when heated and foamed at the time of fire. And the second drain hole 342 can be reliably closed.

Further, in the present embodiment, when the first coking material heating foam material 72 attached to the bottom plate part 51 of the coking material 5 is heated and foamed, the lower side of the first side plate part 52 of the coking material 5 is used. The first water drain hole 342 and the second water drain hole 342 are configured to be closed. For this reason, the first water draining hole 342 and the second water draining hole 342 can be closed not only by the heating foam material 76 for water drainage hole but also by the first core material heating foam material 72.
Furthermore, the heating foam material 76 for water removal holes is disposed on the upper side of the first water removal holes 342 and the second water removal holes 342, and the first heat transfer material heating foam material 72 is provided for the first water removal holes 342 and the first water removal holes 342. It is disposed below the second drainage hole 342. Therefore, the first water draining hole 342 and the second water draining hole 342 can be reliably closed from above and below by the water removal hole heating foam material 76 and the first core material heating foam material 72.

  Further, in the present embodiment, the heating foam material 76 for water removal holes is formed larger in the indoor and outdoor directions than the heating foam material 75A for the second double glazing and the heating foam material 75B for the third double glazing. Thus, when heated at the time of a fire, the water blowing hole heating foam material 76 foams in a wider range in the indoor and outdoor directions than the second double glass heating foam material 75A and the third double glass heating foam material 75B. Therefore, the first drain hole 342 and the second drain hole 342 can be reliably closed.

As mentioned above, although embodiment of the fixture by this invention was described, this invention is not limited to said embodiment, It can change suitably in the range which does not deviate from the meaning.
For example, in the above embodiment, the fitting 1 is a resin sash having an upper collar, a lower collar and a pair of vertical rods each having a resin ridge and a metal core material disposed inside the resin ridge. Other than resin sash such as resin composite sash may be used.
Further, in the above embodiment, the fitting 1 is a different sash, but it may be a raising / lowering sash, a door or the like other than the overlapping sash as long as it is a fitting having a drain hole formed in the casing.

In the above embodiment, the second and third multi-layer glass heating foams 75A and 75B and the drain hole heating foam 76 are provided on the lower connection fitting 38 but the lower connection fitting 38 It may be provided other than. Further, the connection fitting for connecting the upper rod 33 and the lower rod 34 to the toe rod 35 and the joining rod 36 may have a form different from that of the upper connection fitting 37 and the lower connection fitting 38 described above. Moreover, the connection metal piece which connects the upper rod 33 and the lower rod 34, the door tip rod 35, and the joint rod 36 may not be provided.
Further, in the above embodiment, two water draining holes of the first water draining hole 342 and the second water draining hole 343 are provided at both ends of the lower rod 34, but the number and shape of the water draining holes, The arrangement may be set appropriately.

  In the above embodiment, the outdoor recess 38 a of the lower connection fitting 38 is disposed on the upper side of the first drain hole 342, and the indoor recess 38 b is disposed on the upper side of the second drain hole 342. The drain hole heat foam material 76 is disposed at a position overlapping the outdoor recess 38 a and the indoor recess 38 b of the lower connection fitting 38. On the other hand, if the lower connection fitting 38 does not close the first drain hole 342 and the second drain hole 342, the lower connection fitting 38 is formed with the indoor recess 38b and the indoor recess 38b. You do not have to.

  Further, in the above embodiment, the first coking material heating foam material 72 attached to the bottom plate part 51 of the coking material 5 is heated and foamed, the lower side of the first side plate part 52 of the coking material 5 The first drain hole 342 and the second drain hole 342 are closed. On the other hand, if the first water drainage hole 342 and the second water drainage hole 342 can be closed by the water removal hole heating foam material 76, the first weir core foam material heating foam material 72 becomes the first water drainage hole 342 and The second drain hole 342 may not be closed.

  Further, in the above embodiment, the heating foam material 76 for water removal holes is formed larger in the indoor and outdoor directions than the heating foam material 75A for the second double glazing and the heating foam material 75B for the third double glazing . On the other hand, the sizes of the heating foam material 76 for draining holes, the heating foam material 75A for the second multilayer glass, and the heating foam material 75B for the third multilayer glass may be set appropriately.

  Moreover, in said embodiment, the housing 31 of the shoji 3 is a structure which has the resin cage 4 made from a synthetic resin, and the metal core material 5 insertedly arranged by the inside of the resin cage 4. On the other hand, the casing 31 of the shoji 3 is configured to have, in addition to the resin cage 4 and the core material 5, a metal profile disposed on at least one of the outdoor side and the indoor side of the resin cage 4. May be

DESCRIPTION OF SYMBOLS 1 Joiner 2 Frame 3 Shoji 4 Resin fence 5 Core material 31 Body 33 Upper door 34 Lower door 35 Door tip (vertical rod)
36 Combination bowl (vertical bowl)
38 Lower connection fitting (connection fitting)
38a outdoor side recess (recess)
38b Indoor recess (recess)
71 Heated foam for first layer glass (heated foam for glass)
72 1st core material heating foam (core material heating foam)
75A Heated Foam for Second Layer Glass (Heated Foam for Glass)
75B Heated foam for third layer glass (heated foam for glass)
76 Heated foam material for drain hole 342 First drain hole (water drain hole)
343 Second drainage hole (water drainage hole)

Claims (5)

It has a frame attached to an opening formed in a wall that divides the indoor side and the outdoor side, and a shoji provided on the frame;
The above-mentioned shoji has a case formed in the shape of a quadrangular frame, and a glass provided inside the case;
The housing has upper and lower ridges extending in the lateral direction, and a pair of longitudinal ridges extending in the vertical direction,
In the lower case, there is provided a fitting in which a water draining hole is formed at an end portion in the left-right direction connected to the pair of vertical rods,
A heated foam for glass which is provided in the case and heated so as to close the space between the case and the glass;
It has a heating foam material for water drainage holes that foams so as to close the water drainage holes when provided in the casing and heated.
A fitting as set forth in the above, wherein the heated foam for water removal holes is foamed at a temperature lower than a temperature at which the heated foam for glass foams. The upper collar, the lower collar and the pair of vertical rods each have a resin rod and a metal core material disposed inside the resin rod,
The end portions of the lower core core material and the pair of vertical core core members are connected to each other via a connection fitting,
The fitting according to claim 1, wherein the heating foam for glass and the heating foam for drainage hole are attached to the connection fitting. The connection fitting is formed with a recess recessed so as to expose the drainage hole,
The fitting according to claim 2, wherein the heat-foaming material for draining holes is attached in the vicinity of the recess.   It is attached to the core material of the lower weir and heated, when heated, the side opposite to the side where the water blowing hole heating foam is disposed with respect to the water removing hole in the penetration direction of the water removal hole The fitting according to claim 2 or 3, further comprising: a core material-heated foam material which is foamed so as to close the water draining hole.   The heating foam material for water removal holes is formed larger in the indoor / outdoor direction connecting the indoor side and the outdoor side than the heating foam material for glass. Fittings described in.

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