JP6216293B2 - sash - Google Patents

Description

  The present invention relates to a sash comprising a multilayer glass.

  Patent Document 1 discloses a sash that holds an edge portion of a multilayer glass with a glass holding groove of a ridge.

JP 2000-203895 A

  However, when a fire occurs on the outdoor side (one side) of the double-glazed glass, the double-glazed glass receives the heat of the fire, and the double-glazed glass is deformed or cracked. There was a problem of communication from one side of the glass to the other side.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a sash that can prevent the double-glazed glass from falling off in a fire.

  The invention according to claim 1 comprises a double-glazed glass, a heel attached to the edge of the double-glazed glass, and a front opening reinforcing material, and the heel has a glass holding groove for holding the edge of the double-glazed glass, The glass holding groove is composed of a groove wall located on one side and the other side of the multilayer glass, and a groove bottom located on the outer peripheral side of the multilayer glass, and the one-side groove wall is an opening of the glass retaining groove. The front wall reinforcing member is disposed in the glass holding groove and is located on the one side wall portion located on the one side groove wall side and on the other side groove wall side. It has an other surface side wall portion and a bottom side wall portion located on the groove bottom side, and the glass holding groove opening side end of the one surface side wall portion is locked between the one surface side groove wall and the return portion, and the one surface side groove The sash is characterized in that a heating foam material is provided between the wall and the one side wall portion.

According to the first aspect of the present invention, the front-side reinforcing member has one side wall portion locked between the one-side groove wall and the return portion to suppress the deformation of the one-side groove wall and receive the heat of flame in the event of a fire. Since the heating foam material foams to restrict the opening of the frontage reinforcing material, it is possible to hold the multilayer glass and prevent the multilayer glass from falling off the ridge. In addition, even if one piece of the multi-layer glass is cracked and partly lost, the front edge reinforcing material grips the edge of the multi-layer glass and maintains the holding state, and the front end reinforcing material and the edge of the multi-layer glass are maintained. Since there is no gap between them, flames and smoke can be prevented from communicating through the gap.
Furthermore, since the heating foam material foams in the event of a fire and closes the gap between the front edge reinforcing material and the soot, it is possible to prevent flame and smoke from communicating between the front face reinforcing material and the soot.

It is a cross-sectional view of the sash concerning 1st Embodiment of this invention. It is a longitudinal cross-sectional view of the AA position shown in FIG. It is a figure of the heating foam member attached to the support member and the support member which are attached to the hollow portion of the summon bowl of the shoji, (a) is a plan view showing the state of being accommodated in the summon bowl, (b) is a plan view (C) is a left side view of (b). It is a figure of the heating foam member attached to the support member and the support member which are attached to the hollow part of the summon bowl of the inner shoji, (a) is a top view which shows the accommodation state to the summon bowl, (b) is a top view (C) is a left side view of (b). It is a cross-sectional view of the sash concerning 2nd Embodiment of this invention. It is a longitudinal cross-sectional view of the BB position shown in FIG. It is a modification of the sash concerning 1st Embodiment of this invention, Comprising: It is a cross-sectional view which extracts and shows a summoning part. It is a modification of the sash concerning 1st Embodiment of this invention, Comprising: It is a cross-sectional view which extracts and shows a summoning part.

Embodiments of the present invention will be described below with reference to the accompanying drawings. First, the first embodiment of the present invention will be described with reference to FIGS. 1 and 2.
A sash 1 according to the first embodiment of the present invention is a sliding sweeping sash subjected to adiabatic fire prevention, and includes a frame 3, an external obstacle 5, and an internal impingement 7.
The frame 3 frames left and right vertical frames 9, 9, an upper frame 11, and a lower frame 13.
The external shoji 5 and the internal shoji 7 and the portion of the frame 3 corresponding to them have substantially the same configuration, so in the following description, the portion of the frame 3 corresponding to the external shoji 5 will be described. 3 are assigned the same reference numerals as the parts that exhibit the same effects as the frame part corresponding to the external obstacle 5, and detailed description of the part is omitted. Different points will be explained.
As shown in FIG. 1, the external shoji 5 includes a multi-layer glass 15, a flange 17 attached to the edge of the multi-layer glass 15, and a frontage reinforcing material 19.
The multi-layer glass 15 has a netted glass 15a provided on the outdoor side and a netless glass (hereinafter simply referred to as “glass”) 15b provided on the indoor side, between the netted glass 15a and the glass 15b. Spacers 15c are arranged.
As shown in FIG. 1 and FIG. 2, the bowl 17 has an upper bowl 21, a lower bowl 23, a door-end fence 25, and a summon bowl 27, and as shown in FIG. An intermediate rail 29 is provided between 21 and the lower arm 23. The eaves 17 and the middle rail 29 are made of aluminum.
A glass holding groove 31 for holding the edge 15d of the multi-layer glass 15 is formed in each of the flanges 21, 23, 25, 27, and the middle rail 29, and a glazing attached to the opening of the glass holding groove 31. The edge portion 15 d of the multilayer glass 15 is held via the channel 33.
As shown in FIG. 1, each glass holding groove 31 includes a one-side groove wall 31 a located on one side of the multi-layer glass 15, an other-side groove wall 31 b located on the other side of the multi-layer glass 15, and a multi-layer It is comprised with the groove bottom 31c located in the outer peripheral side of the glass 15. FIG.
At the opening of the glass holding groove 31 of the summon bowl 27, a return portion 35 is formed on the one-side groove wall 31a and the other-side groove wall 31b so as to protrude toward the groove bottom 31c. In addition, the summoning bowl 27 is provided with a hollow portion 37 protruding from the indoor side (the other side) and extending to the back side of the groove bottom 31c. A hollow part reinforcing member 39 made of steel is disposed in the hollow part 37.

The frontage reinforcing material 19 is disposed in the glass holding groove 31 of the summit bowl 27, and includes a one-side wall portion 19a located on the one-side groove wall 31a side and an other-surface side wall portion 19b located on the other-side groove wall 31b side. And a bottom side wall portion 19c positioned on the groove bottom 31c side, and the cross section is substantially U-shaped with the opening side of the glass holding groove 31 open. The front opening reinforcing member 19 has a side wall portion 19a that is longer than the other side wall portion 19b in the cross section. The frontage reinforcement 19 is made of steel.
In the frontage reinforcing member 19, the glass holding groove opening side end 19d of the one-surface side wall portion 19a is inserted and locked between the one-surface-side groove wall 31a and the return portion 35. Further, in the present embodiment, the frontage reinforcing member 19 is fixed to the hollow portion reinforcing member 39 with a screw 36.
A first heating foam material 42 a is provided between the one-surface side groove wall 31 a of the glass holding groove 31 and the one-surface side wall portion 19 a of the front-end reinforcing material 19. The first heating foam material 42a expands its volume by foaming when receiving heat during a fire or the like.
It should be noted that in the inner shovel 7, the frontage reinforcing member 19 has a cross-sectional cross section in which the dimension of the other side wall part 19 b is longer than the one side wall part 19 a, and the glass holding groove opening side end 19 d of the other side wall part 19 b is formed. It is inserted and locked between the other surface side groove wall 31b and the return portion 35. Note that, in the inner shovel 7, the first heating foam material 42 a is provided between the other-surface side groove wall 31 b and the other-surface side wall portion 19 b of the front-end reinforcing material 19.

The door end fence 25 is provided with a hollow portion 41 extending from the indoor side to the door end side, and an opposing portion 43 that faces the vertical frame 9 is formed on the door end side of the hollow portion 41 when the outer shoji 5 is closed. It is.
In addition, although the summoning bowl 27 of the inner shoji 7 has substantially the same configuration as the summoning bowl of the outer shoji 5, a separating wall portion 45 that divides the hollow portion 37 into two hollow portions 37a and 37b is provided. Hollow portion reinforcing members 39a and 39b are provided in the hollow portions 37a and 37b, and these hollow portion reinforcing members 39a and 39b are fixed to the separation wall portion 45 with screws 47.
As shown in FIG. 2, another front opening reinforcing material 53 is provided in the glass holding groove 31 on the lower side of the lower rod 23 and the middle rail 29. The front opening reinforcing member 53 has a substantially L-shaped cross section with a groove bottom side wall portion 53a and a single side wall portion 53b.

  In the present embodiment, as shown in FIG. 1, in the shoji 7, the glass holding groove 31 of the summoning bowl 27 is provided with the return portion 35 on the other side groove wall 31 b, and the front reinforcement 19 The dimension of the other surface side wall portion 19b is made longer than that of the one surface side wall portion 19a, and the glass holding groove opening side end 19d of the other surface side wall portion 19b is locked between the other surface side groove wall 31b and the return portion 35, Furthermore, the 1st heating foam material 42a is provided between the other surface side groove wall 31b and the other surface side wall part 19b.

Here, other heating foam materials used in this embodiment will be described. As shown in FIG. 1, a second heating foam material 42 b is provided on the groove bottom 31 c of the glass holding groove 31 of the summon bowl 27 at a position facing the bottom side wall portion 19 c of the frontage reinforcing material 19. In addition, a third heating foam material 42 c is provided at a position facing the glazing channel 33 on the bottom side wall portion 19 c of the frontage reinforcing material 19.
The hollow portion reinforcing material 39 provided in the hollow portion 37 is provided with a fourth heating foam material 42d that foams toward the hollow.
Fifth heating foams 42e are provided on the opposite sides of the indoor side surface of the summing bowl 27 of the external shoji 5 and the outdoor side surface of the summing bowl 27 of the inner shoji 7, respectively.
A sixth heating foam material 42f is provided on the outdoor wall in the hollow portion 41 of the door toe 25, and a seventh heating foam material 42g is provided on the facing portion 43, and each vertical frame 9 is closed. The 8th heating foam material 42h is provided in the indoor side finding wall part 47 facing the doors of the shoji 5 and 7. A ninth heating foam material 42 i is provided on the groove bottom 31 c of the glass holding groove 31 of the door-end fence 25.
As shown in FIG. 2, in each glass holding groove 31 on the upper side of the lower rod 23 and the middle rail 29, a tenth heating foam material 42j is provided on the indoor side of the front opening reinforcing material 53 having an L-shaped cross section. An eleventh heating foam material 42k is provided in the lower glass holding groove 31 of the eaves 21 and the middle rail 29 on the indoor side of the groove bottom.
The upper flange 21 is provided with a twelfth heating foam 42m on the surface facing the guide rail 55, and a thirteenth heating foam 42n on the surface facing the upper frame 11 on the indoor side. Similarly, the lower rod 25 is provided with a fourteenth heating foam material 42p in the hollow portion 57, and fifteenth heating foam materials 42q are provided on both sides of the traveling rail 59 provided on the lower frame 13. In addition, a seventeenth heating foam material 42s is provided on the surface facing the lower frame 13 on the indoor side of the fifteenth heating foam material 42q. Incidentally, the eighteenth heating foam material 42t provided on the outdoor side of the thirteenth heating foam material 42n in the upper collar 21 is provided corresponding to the upper frame 11 where the outer shoji 5 and inner shoji 7 are summoned. . Similarly, a nineteenth heating foam material 42u provided on the outdoor side of the seventeenth heating foam material 42s in the lower bar 23 is provided corresponding to the lower frame 13 at the summing position.
Note that the upper lid 21 of the inner shoji 7 is provided with a thirteenth heating foam material 42n on the steel reinforcing material 21a and at a position away from the reinforcing material 21a.
In the upper frame 11 and the lower frame 13, a sixteenth heating foam material 42 r is provided on the outdoor side surface of the vertical wall 61 for attaching the airtight material that comes into contact with the outer panel 5.
Here, the structure of the upper frame 11 and the heat-foaming material in the summing portion of the outer shoji 5 and inner shoji 7 shown in FIG. 1 will be described.
As shown in FIG. 2, the summing position of the upper frame 11 is provided with a windshield plate 67 made of a resin material at a position corresponding to each of the shoji 5 and the shoji 7, and the shoji in a closed state. Wind and rain are prevented from blowing from the outdoor side to the indoor side through the upper frame 11 at the summing positions 5 and 7.
As shown in FIG. 3 and FIG. 4, corresponding to the windshield plate 67, the 21st heating foam material 42 x is provided together with the support member 71 on each summing rod 27 of the outer shingles 5 and 7.
As shown in FIG. 3, in the summon 27 of the shoji 5, support members 71 are respectively inserted into the upper end portion and the lower end portion of the hollow portion, and the support member 71 is a reinforcing member 39 (see FIG. 1). ) Above and below. The support member 71 is a rectangular parallelepiped resin member, for example, CR (chloroprene) sponge, and the 21st heating foam material 42x is attached to the upper bottom of the support member 71. A material 42y is attached. The support member 71 has a cut-out portion 73 formed on the side thereof, and as shown in FIG. 3A, an engagement member 75 is engaged with the cut-out portion 73 and attached to the summing bar 27. .
The upper end of the summon 27 of the shoji 5 is inserted into the hollow part 37 with the 21st heating foam 42x facing up, and the hollow part 37 with the 21st heating foam 42x facing down at the lower end. Has been inserted.
As shown in FIG. 4, a cube-shaped support member 71 is inserted into the hollow portion 37 a in the summing rod 27 of the inner shoji 7, and the support member 71 used for the summing rod 27 of the inner shingle 7 includes Only the 21st heating foam material 42x is attached to one surface. The upper end portion of the summing bowl 27 of the inner shoji 7 is inserted into the hollow portion 37 with the 21st heating foam material 42x facing up and the lower end portion with the 21st heating foam material 42x facing down.

Next, the operation and effect of the sash according to the first embodiment will be described.
As shown in FIG. 1, according to the sash 1 according to the first embodiment, the front wall reinforcing material 19 provided on the summing rod 27 of the outer screen 5 has a one-side wall portion 19 a and a one-side groove wall 31 a on the glass holding groove 31. And the deformation of the one-side groove wall 31a of the sump 27, and between the one-side groove wall 31a of the glass holding groove 31 and the one-side wall portion 19a of the front edge reinforcing member 19 The provided first heating foam material 42a is foamed by receiving the heat of the flame in the event of a fire, thereby pressing the one side wall portion 19a of the frontage reinforcing material 19 toward the other surface side and restricting the frontage reinforcing material 19 from opening. Thus, it is possible to hold the multilayer glass 15 and prevent the multilayer glass 15 from falling off from the ridges 17. Moreover, a heat-resistant layer is formed between the one-surface-side groove wall 31a of the glass holding groove 31 and the one-surface side wall portion 19a of the front opening reinforcing material 19 by foaming the first heating foam material 42a, and the heat-resistance of the one-surface side-wall portion 19a. Therefore, the one-side groove wall 31a can be easily left without melting.
Even if one piece of the multi-layer glass 15, for example, the glass 15 b is broken and partially broken, the front edge reinforcing material 19 holds the edge 15 d of the multi-layer glass 15 and maintains the holding state. Since a gap is not formed between the edge portion 15d of the layer glass 15 and flame or smoke can be prevented from communicating through the gap.
In the event of a fire, the first heating foam material 42a foams and closes the gap between the front reinforcement 19 and the sump 27, so that flame and smoke are prevented from communicating between the front reinforcement 19 and the sump 27. it can.
Further, in the shoji 7, the glass holding groove 31 of the summon bowl 27 is provided with the return portion 35 on the other side groove wall 31 b, and the front edge reinforcing member 19 is the glass holding groove opening side end 19 d of the other side wall portion 19 b. Is generated between the other surface side groove wall 31b and the return portion 35, and further, the first heating foam material 42a is provided between the other surface side groove wall 31b and the other surface side wall portion 19b. As with the case of the shoji 5, the effects of fire and smoke can be exerted on the fire.

The summon bowl 27 includes a hollow portion 37, and the glass holding groove 31 is formed on the inner peripheral side of the hollow portion 37. Therefore, the hollow portion 37 improves the heat insulation of the summit bowl 27 in the event of a fire, and the sump bowl 27 rigidity can be maintained. Since the hollow portion reinforcing material 39 is provided in the hollow portion 37 of the summon bowl 27 and the front edge reinforcing material 19 is fixed to the hollow portion reinforcing material 39 with the screw 36, the front edge reinforcing material 19 can be prevented from falling off.
The fourth heating foam material 42d is provided in the hollow portion 37 of the summon bowl 27, and the fourth heating foam material 42d foams and closes the inside of the hollow portion 37 in the event of a fire. Can be prevented. Moreover, the 4th heating foam part 42d plugs the inside of a hollow part, and can improve the heat resistance and heat insulation of the summon bowl 27 at the time of a fire.

The glass holding groove 31 of the summon bowl 27 is provided with a second heating foam material 42b and a third heating foam material 42c. In the event of a fire, these heating foam materials 42b and 42c foam and the grooves of the glass holding groove 31 are provided. Since the space between the bottom 31c and the front opening reinforcement 19 and between the front opening reinforcement 19 and the glass edge 15d are closed, the flame and smoke are prevented from communicating from one side to the other side through the glass holding groove 31.
Fifth heating foam materials 42e are provided on the opposite sides of the indoor side surface of the summing bowl 27 of the outer shoji 5 and the outer side surface of the summing collar 27 of the inner shoji 7, and these fifth heating foam materials 42e are provided in the event of a fire. Foams and closes between the summing rod 27 of the outer shoji 5 and the summing rod 27 of the inner shoji 7, and prevents flame and smoke from communicating from one side to the other side.
The sixth heating foam material 42f is provided in the hollow portion 41 of the door rod 25, and the fourteenth heating foam material 42p is provided in the hollow portion 57 (see FIG. 2) of the lower rod 25. Thus, the hollows 41 and 57 are closed, and flames and smoke are prevented from communicating from one side to the other side through the hollow parts 41 and 57. Furthermore, the 6th heating foam part 42f blocks the inside of a hollow part, and can improve the heat resistance and heat insulation of the door-end fence 25 at the time of a fire. Further, as shown in FIG. 1, the glass bottom 31 c of the glass holding groove 31 of the door toe 25 is formed with a constant pressure hole 54 communicating with the hollow portion 41 at the upper end and the lower end thereof, and the glass holding Although the pressure between the groove 31 and the hollow portion 41 is made equal, it prevents rainwater and the like from being drawn from one side to the other side between the hollow portion 41 and the glass holding groove 31. By bubbling 42 f, it is possible to prevent the flame and smoke from communicating through the isobaric hole 54 by closing the isobaric hole 54.
Further, the seventh heating foam material 42g provided on the facing portion 43 of the door toe 25 and the eighth heating foam material 42h provided on the indoor side wall portion 47 of each vertical frame 9 are foamed in the event of a fire, Similarly, as shown in FIG. 2, the space between the leading rod 25 and the vertical frame 9 is closed, and as shown in FIG. 2, the 12th heating foam material 42m, the 13th heating foam material 42n, The 16th heating foam material 42r, the fifteenth heating foam material 42q, the 16th heating foam material 42r, and the 17th heating foam material 42s provided between the lower rod 23 and the lower frame 13 are foamed, and the respective ribs 21, 23, 25 are expanded. The frame 11, 13, 9 facing each other is closed, so that the frame 3 is closed around the frame 3 to prevent the flame and smoke from communicating from one side to the other side. To do.
Furthermore, in the present embodiment, the inner heating element 7 has the same configuration as the outer obstacle element 5 and the same heating foam material is disposed at the corresponding position. Therefore, even when a fire occurs indoors, Smoke can be prevented from communicating from the other side to the one side.
As shown in FIG. 2, the 18th heating foam member 42 t provided on the upper collar 21 closes the space between the upper frame 11 as shown in FIG. Since the twenty-first heating foam 42x closes the upper frame 11 at a position corresponding to the windshield plate 67 provided on the upper frame 11, even when the windshield plate 67 is burned off, To prevent flames and smoke from communicating from one side to the other. Further, when the windshield plate 67 is melted and dropped, the support members 71 provided on the upper portion of the hollow portion 37 of the summoning bowl 27 receive and prevent the melted windshield portion 67 from entering the hollow portion. it can.
Further, the hollow portion 37 of the summon 27 of the shoji 5 is covered with the 22nd heating foam member 42y at the upper and lower portions thereof, and the hollow portion 37 together with the fourth heating foam material 42d is prevented from becoming a chimney. The heat resistance and heat insulation of the summon bowl 27 are improved.

Other embodiments of the present invention will be described below. In the embodiments described below, parts having the same operational effects as those of the above-described first embodiment are denoted by the same reference numerals. A detailed description of the portion is omitted, and the following description will mainly describe differences from the first embodiment.
5 and 6 show a sash 1 according to a second embodiment of the present invention. In the sash 1 according to the second embodiment, the hollow portion 37 provided in the summing rod 27 of the shoji 5 is provided up to a position corresponding to the one-side groove wall 31a of the glass holding groove 31, and the hollow portion 37 is provided. The separation wall 45 is divided into two hollow portions 37a and 37b. In the second embodiment, the same operational effects as the first embodiment can be obtained, and the hollow portion 37 is divided into two hollow portions 37a and 37b. The rigidity of the summon bowl 27 can be maintained.

The present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the present invention.
For example, the edge of the multi-layer glass 15 is not limited to being held in the glass holding groove 31 by the glazing channel 33, but as shown in FIG. 7, the one-side groove wall 31 a and the other-side groove wall 31 b of the glass holding groove 31. May be held by a sealing material 65, or may be held by a bead 67 as shown in FIG. 8, and the edge of the multilayer glass 15 is placed in the glass holding groove 31. The method for holding the portion 15d is not limited.
The front edge reinforcing member 19 has only one side wall portion 19 a locked between the one side groove wall 31 a and the return portion 35, but the other side wall portion 19 b also locks between the other side groove wall 31 b and the return portion 35. You may do it.
The structure for providing the first heating foam material 42a and the locking structure for the return portion 35 and the front-end reinforcing member 19 provided in the glass holding groove 31 according to the present invention is employed only in either the outer shoji 5 or the inner shoji 7. In addition to the summoning bowl 27, it is also provided on the doorside bowl 23, and the doorside bowl 23 holds the edge 15d of the multilayer glass 15 in the same manner as the summoning bowl 27. May be.
The sash according to the present invention is not limited to the sliding sash, and may be a FIX sash, or a door such as a sliding door or an opening door.

DESCRIPTION OF SYMBOLS 1 Sash 15 Multi-layer glass 15d Edge 19 Frontage reinforcement 19a One side wall part 19b Other side wall part 19c Bottom side wall part 27 Summon bowl (框)
31 Glass holding groove 31a One side wall part 31b Other side wall part 31c Groove bottom 35 Return part 42a First heating foam material (heating foam material)

Claims (1)

The glass has a glass holding groove for holding the edge of the multilayer glass, the glass holding groove for holding the edge of the multilayer glass, and the glass holding groove is one surface of the multilayer glass. It is composed of a groove wall located on the side and the other surface side, and a groove bottom located on the outer peripheral side of the multi-layer glass, and the one-surface groove wall protrudes toward the groove bottom side at the opening of the glass holding groove. The front opening reinforcing member is disposed in the glass holding groove, and has a one-side wall portion located on the one-side groove wall side, another-side wall portion located on the other-side groove wall side, and the groove bottom side. The glass holding groove opening side end of the one side wall portion is locked between the one surface side groove wall and the return portion, and between the one surface side groove wall and the one surface side wall portion. A sash having a heating foam material.

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