JP6157005B2 - Sash window - Google Patents

Description

  The present invention relates to a sash window.

  Conventionally, as windows (sash windows), various windows (sash windows) with different opening / closing methods and functions, such as sliding windows, raising / lowering windows, FIX windows (fitting windows), external opening windows, falling windows, folding windows, rotating windows, etc. Windows) are used in buildings such as houses. In addition, this type of window includes a window frame installed on the inner periphery of the opening of the building, and a window body made up of a sash (glass) and a glass panel supported by the window frame. ing. As the sash, an aluminum sash, a steel sash, a resin sash, and a composite sash in which an aluminum shape and a resin shape are combined are frequently used.

  Further, in a sash window such as a sliding window, as shown in FIGS. 1, 9 and 10, the lower frame 1 of the window frame is formed of a hollow structure using a shape member, and the sash window is formed on the upper surface thereof. Rails 4 and 5 for opening and closing the window main bodies (sashes and glass panels) 2 and 3 are projected. Further, the lower frame 1 is provided with water such as rainwater that has flowed downward through the window bodies 2 and 3 at a predetermined position such as the end of the longitudinal direction of the upper surface (width direction of the sash window) T1. A drain hole 7 for conducting water into the hollow portion 6 is formed so as to penetrate therethrough, and a drain hole 9 for discharging the introduced water from the hollow portion 6 to the outside at a predetermined position on the lower end side of the outdoor side wall portion 8 is penetrated. Is formed.

  Furthermore, in the past, in order to prevent the drainage path of the lower frame drainage hole, hollow part, and drainage hole from becoming a flame, smoke, or heat propagation path in the event of a fire, near the drainage hole in the hollow part of the lower frame. Install a refractory mounting member with a vertical wall, and also install a refractory mounting member with a horizontal wall near the upper part of the drainage hole. In addition, a thermal expansion refractory material that expands while being heated at a predetermined temperature is attached (see, for example, Patent Document 1).

  This thermally expanded refractory material is formed into a flat band shape by mixing graphite with an epoxy resin, for example, and expands when heated at a set temperature or higher in the event of a fire and closes drain holes and drain holes. This makes it possible to prevent flames, smoke, and heat from being transmitted to the non-fire side through the drainage path in the lower frame by providing a fireproof structure with a thermally expanded refractory material, and spreading fire due to the drainage path. Can be prevented.

JP 2012-122303 A

  However, in the conventional sash window, since the thermally expanded refractory material is attached to the drooping surface, there is a concern that the thermally expanded refractory material may be peeled off due to water wetting over time, and the peeled-off thermally expanded refractory material may clog the drain hole. Moreover, in order to prevent this peeling off, the extra process of fixing with a screw or a rivet occurs.

  In view of the above circumstances, the present invention does not cause the thermal expansion refractory material to peel off due to aging water, etc., and it is possible to suitably maintain fire prevention performance (heat insulation / smoke insulation / fire prevention performance) over a long period of time. In addition, an object is to provide a sash window capable of improving workability when installing a thermal expansion refractory material.

  In order to achieve the above object, the present invention provides the following means.

  The sash window of the present invention is a sash window comprising a window frame and a window body made of a sash and a shoji that is supported by the window frame, and the lower frame of the window frame is formed in a hollow structure. In addition, a drainage hole is formed through the upper surface and a drainage hole is formed through the side surface and / or the lower surface. The drainage hole is inserted into the hollow portion of the lower frame through the drainage hole, and is heated and expanded in the event of a fire. A refractory material mounting jig for holding a thermally expanded refractory material, wherein the refractory material mounting jig includes a hook portion, a hanging portion extending downward from the hook portion, and a lower end of the hanging portion. A refractory material installation portion that extends in a lateral direction and on which the thermally expanded refractory material is installed, and inserts the refractory material installation portion and the hanging portion into the hollow portion of the lower frame from the drain hole and the hook Hook the part on the lower frame Made is characterized in that is.

  In this invention, the jig for attaching a refractory material includes a hook portion, a hanging portion, and a refractory material installation portion, and hangs in a hollow portion of the lower frame from a drain hole formed through the upper surface of the lower frame of the window frame. The jig for installing the refractory material is installed in a state where the refractory material installation portion is arranged in the horizontal direction by inserting the hook portion and the refractory material installation portion and hooking and hooking the hook portion on the upper surface of the lower frame. be able to.

  Thereby, a thermal expansion refractory material can be easily installed in the predetermined position of the hollow part of a lower frame by mounting or sticking a thermal expansion refractory material on a refractory material installation part. Therefore, it becomes possible to significantly improve the workability when installing the refractory material mounting jig (refractory material mounting member) and thus the thermal expansion refractory material, as compared with the prior art.

  In addition, since the refractory material installation part is installed horizontally, and the thermal expansion refractory material is installed on this refractory material installation part, compared with the conventional case where the thermal expansion refractory material is pasted on the vertical surface, This thermal expansion refractory material does not peel off due to wetting or the like, and a desired fireproof performance can be surely exhibited in a fire. Furthermore, the inconvenience that the thermal expansion refractory material peels off and clogs the drainage path can be eliminated.

  In addition, when the refractory material installation part is arranged horizontally, and the thermal expansion refractory material is installed on this refractory material installation part, the thermal expansion refractory material is disposed substantially opposite to the drain hole, so that the thermal expansion refractory material in the event of a fire Is heated and expanded, and the drainage hole can be reliably closed (in other words, the drainage path is closed) by the expanded thermal expansion refractory material. Further, at this time, since the drooping portion is provided in the refractory material mounting jig, when the thermal expansion refractory material is expanded by being heated, the drooping portion induces the thermal expansion refractory material in the direction of the drain hole. The drain hole can be closed more reliably by the thermally expanded refractory material.

  As a result, the thermal expansion refractory material can block the drainage path of the lower frame consisting of the drain hole, drainage hole, and hollow part in the event of a fire, and ensure that flames, smoke, and heat penetrate (circulate and propagate) It is possible to exhibit excellent fire prevention performance (thermal insulation, smoke insulation, heat resistance, fire prevention, etc.).

  Further, in the sash window of the present invention, the protrusion for projecting upward and projecting to the periphery of the refractory material installation part of the refractory material mounting jig and for positioning and holding the thermal expansion refractory material installed on the refractory material installation part It is desirable that a section is provided.

  In this invention, since the protrusion is provided at the peripheral portion of the refractory material installation part, the thermal expansion refractory material installed on the upper surface of the refractory material installation part can be positioned and held by the protrusion, It is possible to reliably prevent the thermal expansion refractory material from dropping off due to wetting. In addition, by providing such protrusions, the thermal expansion refractory material can be positioned and held just by placing it on the refractory material installation part without using an adhesive, etc., and further improve workability Can be achieved.

  Furthermore, in the sash window of the present invention, the refractory material mounting jig is installed in the lower frame, and the first hook portion extending in the longitudinal direction of the lower frame, and the longitudinal direction It is more desirable that the second hooking portion extends in the width direction of the lower frame that is orthogonal to the lower hooking portion.

  In the present invention, the first hook portion and the second hook portion extending in the longitudinal direction of the lower frame and the second hook portion extending in the width direction of the lower frame are provided. The hook portion is locked to the upper surface of the lower frame or the like, so that the jig for attaching the refractory material, and thus the thermally expanded refractory material, can be suitably installed in a stable state.

  In addition, other thermal expansion refractory materials in the form of a flat plate along the longitudinal direction may be installed on the upper surface of the lower frame, but in this case, the position of the other thermal expansion refractory material as a guide In addition, the first hooking portion can be used, and the work of installing another thermal expansion refractory material can be performed efficiently.

Specifically, other thermal expansion refractory materials installed along the longitudinal direction on the upper surface of the lower frame, for example, when the sash window is a sliding window, the position is shifted in the width direction of the lower frame If it is done, it interferes with the indoor and outdoor window bodies, causing troubles in sliding movement of the window body, and the thermal expansion refractory material is peeled off or damaged by sliding movement of the window body.
On the other hand, by being able to install another thermal expansion refractory material on the basis of the first hook portion of the refractory material mounting jig, it is possible to reliably and easily install another thermal expansion refractory material at a predetermined position. It is possible to avoid the above problems.

  Further, in the sash window of the present invention, a plurality of the drain holes are formed in the lower frame, and the plurality of drooping portions are inserted into the plurality of drain holes, respectively. It is further preferable that the refractory material installation portion is provided and the hook portion is formed so as to connect the plurality of hanging portions.

  In this invention, it has a hanging portion so as to connect and support a plurality of hanging portions and a hanging portion corresponding to each of a plurality of drain holes formed through the lower frame and a refractory material installation portion, By forming the refractory material mounting jig, it is possible to install a plurality of thermal expansion refractory materials at a predetermined position with a single refractory material mounting jig, and in the event of a fire, a plurality of thermal expansion refractory materials can be installed. The drain hole can be reliably closed.

  Thereby, even when a plurality of drain holes are formed, the installation work of the thermal expansion refractory material and the installation work of the jig for attaching the refractory material can be performed efficiently, and a plurality of drains can be drained in the event of a fire. The hole can be reliably closed, and a fireproof performance can be reasonably imparted.

  Further, in the sash window of the present invention, the jig for attaching a refractory material has the drooping portion disposed on the drain hole side, and the peripheral portion of the refractory material installation portion located on the opposite side of the drooping portion is disposed on the sash window. It is more desirable to install it so as to contact the wall surface in the hollow part of the lower frame.

  In this invention, the drooping portion is disposed on the drain hole side, and the refractory material mounting jig is installed by bringing the peripheral edge of the refractory material installation portion into contact with the wall surface in the hollow portion of the lower frame, so that the refractory material is installed. The thermally expanded refractory material installed on the installation part can be heated and expanded in the event of a fire and can be guided toward the drain hole by the wall of the hanging part and the lower frame. As a result, the drainage path of the lower frame can be closed more reliably, and it is possible to prevent the penetration of flame, smoke, and heat.

  In addition, when flame, smoke, or heat penetrates from the drain hole, the hanging part arranged on the drain hole side and the refractory material installation part arranged with the peripheral edge in contact with the wall surface of the lower frame are flame or smoke. By blocking the heat, it is possible to prevent the flame, smoke and heat from reaching the drain hole. By this, until the thermal expansion refractory material expands and closes the drain hole, the fireproof performance by the hanging portion of the refractory material mounting jig and the refractory material installation part can be obtained, and more effective fire prevention measures Can be taken.

In the sash window of the present invention, it is possible to easily install the refractory material mounting jig in a state where the refractory material installation portion is arranged in the horizontal direction by hooking and engaging the hook portion on the upper surface of the lower frame. it can. And a thermal expansion refractory material can be easily installed in the predetermined position of the hollow part of a lower frame by mounting or sticking a thermal expansion refractory material on a refractory material installation part.
Thereby, compared with the past, it becomes possible to improve significantly the workability | operativity at the time of installing a refractory material attachment jig (refractory material attachment member) and a thermal expansion refractory material.

  In addition, since the thermal expansion refractory material is installed on the horizontal refractory material installation part, this thermal expansion due to water wetting over time etc. The refractory material does not peel off, and the desired fireproof performance can be surely exhibited in a fire. Furthermore, the inconvenience that the thermal expansion refractory material peels off and clogs the drainage path can be eliminated.

In addition, since the thermal expansion refractory material is installed on the refractory material installation part and disposed substantially opposite the drain hole, the thermal expansion refractory material is heated and expands in the event of a fire, and this expanded thermal expansion refractory material is ensured By this, the drain hole can be closed.
As a result, the thermal expansion refractory material can block the drainage path of the lower frame consisting of the drain hole, drainage hole, and hollow part in the event of a fire, and ensure that flames, smoke, and heat penetrate (circulate and propagate) Can be prevented. That is, excellent fireproof performance (heat shield, smoke shield, heat resistance, fireproof, etc.) can be imparted.

  Therefore, according to the sash window of the present invention, the thermal expansion refractory material does not peel off due to water aging, etc., and it is possible to suitably maintain the fireproof performance (heat shield / smoke shield / fireproof performance) over a long period of time. At the same time, it is possible to improve the workability when installing the thermally expanded refractory material.

It is sectional drawing which shows the sash window which concerns on one Embodiment of this invention. It is sectional drawing which shows the lower frame (lower frame in the state which installed the thermal expansion fireproof material) which concerns on one Embodiment of this invention. FIG. 3 is a cross-sectional view taken along line X1-X1 in FIG. 2 and showing a lower frame of the sash window according to an embodiment of the present invention (a lower frame in a state in which a thermally expanded refractory material is installed). It is a perspective view which shows the jig | tool for refractory material attachment which concerns on one Embodiment of this invention. It is a figure which shows the condition which attaches the refractory material attachment jig | tool to the lower frame of the sash window which concerns on one Embodiment of this invention. It is the figure used for description of the fireproof performance with the jig | tool for fireproof material attachment attached to the lower frame of the sash window which concerns on one Embodiment of this invention. It is a figure which shows the example of a change of the sash window which concerns on one Embodiment of this invention, and the jig | tool for refractory material attachment. It is a figure which shows the example of a change of the sash window which concerns on one Embodiment of this invention, and the jig | tool for refractory material attachment. It is a top view which shows the lower frame of a sash window. FIG. 10 is a sectional view taken along line X1-X1 in FIG. 9 and showing a lower frame of a sash window.

  Hereinafter, a sash window according to an embodiment of the present invention will be described with reference to FIGS. 1 to 6.

  The sash window A of this embodiment is a sliding window, and as shown in FIG. 1, a window frame installed on the inner periphery of the opening of a building and a pair of windows arranged to be supported by the window frame The main body (the indoor side window main body 3 and the outdoor side window main body 2) is provided.

  The window main bodies 2 and 3 have a sash (框) composed of an upper beam (upper beam), a lower beam (lower beam), one vertical beam (longitudinal beam), and the other vertical beam (summing rod), and the outer periphery of the sash. And a glass panel (shoulder) that holds an end and forms a window surface.

  In addition to the sliding window, the sash window of the present embodiment may be various sash windows having different opening / closing methods and functions, such as a raising / lowering window, an outside opening window, an inside falling window, a folding window, and a rotating window. .

  The window frame is formed in a rectangular frame shape by assembling the upper frame, the lower frame 1 and the left and right vertical frames.

  Further, as shown in FIGS. 1 to 3 (FIGS. 9 and 10), the lower frame 1 is formed of an aluminum shape with a hollow structure and is provided on the indoor side of the upper surface thereof, and the indoor side window body 3 The lower end of the door is slidably engaged, and an inner rail 5 that guides the indoor side window main body 3 to the longitudinal direction (width direction of the sash window) T1 of the lower frame 1 is provided on the outdoor side of the upper surface. A lower end of the window main body 2 is slidably engaged, and an outer rail 4 for guiding the outdoor window main body 2 in the longitudinal direction T1 of the lower frame 1 is projected.

  Furthermore, the lower frame 1 has a drain hole 7 formed between the inner rail 5 and the outer rail 4 on the upper surface (between the width direction T2 of the lower frame 1 perpendicular to the longitudinal direction T1). 7 is formed so that water such as rainwater flowing down to the upper surface of the lower frame 1 can be introduced into the hollow portion 6. In the present embodiment, the drain holes 7 are formed in a square shape in plan view, and a plurality (three in the present embodiment) are formed at predetermined intervals in the longitudinal direction T1 of the lower frame 1. .

  Further, the lower frame 1 is formed with a drain hole 9 penetratingly formed on the lower end side of the outdoor side wall portion 8 so that water introduced into the hollow portion 6 through the drain hole 9 can be discharged to the outside.

  In the present embodiment, the partition wall 10 is provided in the hollow portion 6 of the lower frame 1. The partition wall 10 is disposed on the inner side in the width direction T2 of the lower frame 1 with respect to the drain hole 7, and is connected to the upper end portion and the lower end portion of the lower frame 1 so that the wall surface 10a is vertical and the lower frame 1 In the longitudinal direction T1.

  On the other hand, the lower frame 1 of the present embodiment has a refractory material mounting jig 11 and a drainage path that is heated and expands in the event of a fire and includes a drain hole 7, a hollow portion 6, and a drain hole 9 of the lower frame 1. A thermal expansion refractory material 13 is provided for blocking the block 12 and preventing the penetration (distribution, propagation) of flame, smoke, and heat due to the drainage path 12.

  And the refractory material mounting jig 11 of this embodiment is a member made of, for example, aluminum or steel, and as shown in FIG. 4 (FIGS. 2 and 3), the hooks 15 and 16 are hooked. A hanging part 17 extending downward from the parts 15, 16 and a refractory material installation part 18 extending in the horizontal direction (lateral direction) from the lower end of the hanging part 17 are formed. Further, the jig 11 for attaching a refractory material according to the present embodiment includes hooking portions 15 and 16, a hanging portion 17, and a refractory material installation portion 18 that are each formed in a flat plate shape and arranged in an L shape. Yes.

  Moreover, in the refractory material mounting jig 11 of the present embodiment, the refractory material installation portion 18 projects upward at the peripheral edge thereof, and positions and holds the thermal expansion refractory material 13 installed on the refractory material installation portion 18. For this purpose, the projection 19 is provided.

  Furthermore, in the refractory material mounting jig 11 of the present embodiment, as the hook portions 15 and 16, the first hook portion 15 extending in the longitudinal direction T1 of the lower frame 1 and the lower frame orthogonal to the longitudinal direction T1. 1 and a second hooking portion 16 extending in the width direction T2.

  Furthermore, the refractory material mounting jig 11 of the present embodiment includes a plurality of drooping portions 17 and a refractory material installation portion 18 respectively inserted into a plurality of drain holes 7 formed in the lower frame 1. The hanging portion (second hooking portion) 16 is formed so as to connect the hanging portion 17.

  And the refractory material mounting jig 11 of the present embodiment configured as described above has a second hooking portion 16 and a hanging portion 17 connected to the second hooking portion 16 on the outdoor side, as shown in FIG. While the installation portion 18 is inclined, the hanging portion 17 and the refractory material installation portion 18 are inserted into the hollow portion 6 of the lower frame 1 from the drain hole 7, and the first hook portion 15 and the second hook portion 16 are Each is installed by being locked to the upper surface of the lower frame 1.

  At this time, the first hook portion 15 and the second hook portion 16 are respectively locked to the upper surface of the lower frame 1 and the refractory material setting portion 18 is horizontal so that the refractory material mounting jig 11 is horizontal. And the peripheral edge portion 18a of the refractory material installation portion 18 on the opposite side of the hanging portion 17 is for attaching the refractory material so as to contact the wall surface 10a of the partition wall 10 formed in the hollow portion 6 of the lower frame 1. The jig 11 is installed.

  And the thermal expansion refractory material 13 is installed through the drain hole 7 on the refractory material installation part 18 arranged horizontally of the refractory material attachment jig 11 thus installed. At this time, in the present embodiment, since the protruding portion 19 is formed at the peripheral portion of the refractory material installing portion 18, the protruding portion 19 can be simply placed on the refractory material installing portion 18. Thus, the thermal expansion refractory material 13 is positioned and held, and is preferably installed on the refractory material installation portion 18.

  In addition, you may stick the thermal expansion refractory material 13 on the upper surface of the refractory material installation part 18 using an adhesive agent. Further, the thermal expansion refractory material 13 may be attached to the refractory material installation portion 18 before the refractory material attachment jig 11 is installed. In this case, the thermal expansion refractory material 13 can be installed at a predetermined position simultaneously with the installation of the refractory material mounting jig 11, and the thermal expansion refractory material 13 can be easily attached to the refractory material installation portion 18. The workability (workability) is very good.

Here, in the present embodiment, for example, the thermal expansion refractory material 13 is formed such that expansion is started at a predetermined temperature by mixing graphite with a base material such as epoxy resin.
The thermal expansion refractory material according to the present invention may be any material that expands by heating and exhibits heat insulation, fire resistance, etc. (fireproof performance), including epoxy resin, PVC, graphite, carbon fiber, hydrous silica. Any material that expands and foams when heated, such as sodium phosphate, ammonium polyphosphate, ammonium phosphate, melamine phosphate, melamine, urea, etc., and any substrate may be used as appropriate.

  And in the sash window A of this embodiment which consists of the said structure, the refractory material attachment jig | tool 11 is provided with the hook parts 15 and 16, the hanging part 17, and the refractory material installation part 18, and the lower frame 1 of a window frame. The hooks 15 and 16 are hooked on the upper surface of the lower frame 1 while the hanging part 17 and the refractory material installation part 18 are inserted into the hollow part 6 of the lower frame 1 from the drain hole 7 formed through the upper surface of the lower frame 1. By locking, the refractory material mounting jig 11 can be installed in a state where the refractory material installation portion 18 is arranged in the horizontal direction.

  Thereby, the refractory material installation part 18 and the hanging part 17 are inserted from the drain hole 7, the hook parts 15 and 16 are locked to the upper surface of the lower frame 1, and the refractory material attachment jig 11 is installed. The refractory material mounting jig 11 and thus the heat can be obtained by a simple operation of placing or affixing the thermal expansion refractory material 13 on the refractory material installation portion 18 arranged in the lateral direction of the refractory material mounting jig 11. The expanded refractory material 13 can be installed at a predetermined position of the hollow portion 6 of the lower frame 1. Therefore, it is possible to greatly improve the workability when installing the refractory material mounting jig (refractory material mounting member), and thus the thermal expansion refractory material 13, as compared with the conventional case.

  Moreover, since the refractory material installation part 18 is disposed horizontally and the thermal expansion refractory material 13 is installed on the refractory material installation part 18, the case where the thermal expansion refractory material is pasted on the conventional vertical surface, This thermal expansion refractory material 13 is not peeled off due to aged water or the like, and a desired fireproof performance can be reliably exhibited in a fire. Furthermore, the inconvenience that the thermal expansion refractory material 13 peels off and clogs the drainage path 12 can be eliminated.

  In addition, since the refractory material installation part 18 is disposed horizontally, and the thermal expansion refractory material 13 is installed on the refractory material installation part 18 and disposed substantially opposite to the drain hole 7, the thermal expansion refractory material 13 is disposed in the event of a fire. Is heated and expands, and the expanded heat-expanded refractory material 13 can reliably block the drain hole 7 and the drainage passage 12. Further, at this time, since the drooping portion 17 is provided in the refractory material mounting jig 11, when the thermal expansion refractory material 13 is expanded by being heated, the drooping portion 17 thermally expands in the direction of the drain hole 7. The refractory material 13 can be induced, and the drain hole 7 can be closed with the thermal expansion refractory material 13 more reliably.

  Thereby, it is possible to block the drainage passage 12 of the lower frame 1 composed of the drain hole 7, the drainage hole 9 and the hollow portion 6 by the thermal expansion refractory material 13 in the event of a fire, and reliably ensure that flame, smoke and heat penetrate. It is possible to exhibit excellent fire prevention performance.

  Therefore, according to the sash window A of the present embodiment, the thermal expansion refractory material 13 does not peel off due to aged water, etc., and it is possible to suitably maintain the fireproof performance over a long period of time, and the thermal expansion fire resistance It becomes possible to improve the workability at the time of installing the material 13.

  Moreover, in the sash window A of this embodiment, the protrusion 19 was provided in the peripheral part of the refractory material installation part 18 of the refractory material installation jig 11, and it installed in the upper surface of the refractory material installation part 18. The thermal expansion refractory material 13 can be reliably positioned and held by the projecting portion 19, and it is possible to reliably prevent the thermal expansion refractory material 13 from falling off due to aging water. Furthermore, by providing such a projecting portion 19, the thermal expansion refractory material 13 can be positioned and held only by placing it on the refractory material installation portion 18 without using an adhesive or the like. It is possible to improve the performance.

  Furthermore, in the sash window A of the present embodiment, the refractory material mounting jig 11 has a first hook 15 extending in the longitudinal direction T1 of the lower frame 1 and a second hook extending in the width direction T2 of the lower frame 1. By providing the hooking portion 16, the first hooking portion 15 and the second hooking portion 16 are locked to the upper surface of the lower frame 1, so that the refractory material mounting jig 11 and thus the thermal expansion are provided. The refractory material 13 can be suitably installed in a stable state.

  In addition, as shown in FIGS. 2 and 3, when another thermal expansion refractory material 20 having a flat plate shape and a strip shape is installed on the upper surface of the lower frame 1 along the longitudinal direction T <b> 1, the other thermal expansion refractory material 20 is provided. The 1st hook part 15 can be utilized for the standard of the position at the time of sticking, and it becomes possible to perform the operation | work which installs the other thermal expansion refractory material 20 efficiently.

That is, the other thermal expansion refractory material 20 installed along the longitudinal direction T1 on the upper surface of the lower frame 1 is displaced in the width direction T2 of the lower frame 1 when the sash window A is a sliding window. If installed in a state, it interferes with the indoor and outdoor window bodies 2 and 3, and the sliding movement of the window bodies 2 and 3 is hindered. 20 is peeled off or damaged.
On the other hand, the other thermal expansion refractory material 20 is easily installed at a predetermined position by installing the other thermal expansion refractory material 20 based on the first hook 15 of the refractory material mounting jig 11. It is possible to avoid the above problems.

  Moreover, in the sash window A of this embodiment, the hanging part 17 and the refractory material installation part 18 corresponding to each of the plurality of drain holes 7 penetratingly formed in the lower frame 1 are provided and the plurality of hanging parts 17 are connected. The hook portion 16 is provided so as to be supported, and the refractory material mounting jig 11 is formed, so that the plurality of thermal expansion refractory materials 13 are placed in a predetermined position by one refractory material mounting jig 11. It can be installed, and a plurality of drain holes 7 can be closed with a plurality of thermal expansion refractory materials 13 in the event of a fire.

  Thereby, even when a plurality of drain holes 7 are formed, the installation work of the thermal expansion refractory material 13 and the installation work of the refractory material mounting jig 11 can be efficiently performed, and fire prevention is rationally performed. It becomes possible to give performance.

  Furthermore, in the sash window A of the present embodiment, the hanging portion 17 is disposed on the drain hole 9 side, and the peripheral edge portion 18a of the refractory material installation portion 18 is brought into contact with the wall surface 10a in the hollow portion 6 of the lower frame 1. By installing the refractory material mounting jig 11, the thermal expansion refractory material 13 installed on the refractory material installation portion 18 is heated and expanded in the event of a fire and is also expanded by the hanging portion 17 and the wall surface 10 a of the lower frame 1. It can be guided toward the drain hole 7. Thereby, the drainage path 12 of the lower frame 1 can be closed more reliably, and it is possible to prevent the penetration of flame, smoke, and heat.

  Further, as shown in FIG. 6, when flame, smoke, and heat S are circulated and propagated from the drain hole 9, the hanging part 17 and the peripheral part 18 a arranged on the drain hole 9 side are connected to the wall surface 10 a of the lower frame 1. It is possible to prevent the flame, smoke, and heat S from reaching the drain hole 7 by the refractory material installation portion 18 disposed in contact with the water. Furthermore, even when flame, smoke, and heat S are circulated and propagated from the drain hole 7, flame, smoke, and heat S are generated in the drain hole 9 by the drooping portion 17 and the refractory material installation portion 18 that are similarly arranged. You can deter reaching. Thereby, until the thermal expansion refractory material 13 expands and closes the drain hole 7, the fireproof performance by the hanging portion 17 and the refractory material installation portion 18 of the refractory material mounting jig 11 can be obtained, and more It is possible to take effective fire prevention measures.

  The embodiment of the sash window according to the present invention has been described above. However, the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the scope of the present invention.

  For example, in this embodiment, the hook portion 16 and the hanging portion 17 connected to the hook portion 16 are arranged on the outdoor side, and the peripheral edge portion 18a of the refractory material installation portion 18 is brought into contact with the wall surface 10a in the hollow portion 6 to The mounting jig 11 was installed. On the other hand, as shown in FIG. 7, the hook portion 16 and the hanging portion 17 connected to the hook portion 16 may be arranged on the indoor side and the refractory material mounting jig 11 may be installed.

  Further, the refractory material mounting jig 11 is formed so as to have an L shape. However, the present invention is not limited to this. For example, the refractory material mounting jig 11 is formed so as to have a substantially U shape as shown in FIG. May be. In this case, the thermal expansion refractory material 13 installed on the refractory material installation portion 18 can be positioned and held more reliably.

1 Lower frame 2 Window body (outdoor window body, sash and glass panel)
3 Window body (indoor side window body, sash and glass panel)
4 Outer rail 5 Inner rail 6 Hollow part 7 Drain hole 8 Outdoor side wall part 9 Drain hole 10 Partition wall 10a Wall surface 11 Refractory material mounting jig 12 Drainage path 13 Thermal expansion refractory material 15 First hook part Hanging part)
16 Second hook (hook)
17 Hanging part 18 Refractory material installation part 18a Peripheral part 19 Projection part 20 Other thermal expansion refractory material A Sash window T1 Longitudinal direction (width direction of sash window)
T2 Bottom frame width direction

Claims (5)

In a sash window comprising a window frame and a window main body made of a sash and a shoji arranged to be supported by the window frame,
The lower frame of the window frame is formed with a hollow structure, and includes a drain hole on the upper surface and a drain hole formed on the side surface and / or the lower surface.
And a jig for attaching a refractory material for holding a thermally expanded refractory material that is inserted and arranged in the hollow portion of the lower frame through the drain hole and is heated and expanded in the event of a fire,
The jig for attaching a refractory material includes a hook portion, a hanging portion extending downward from the hook portion, a refractory material installing portion in which the thermal expansion refractory material is installed in a lateral direction from a lower end of the hanging portion. And
The sash is configured to insert the refractory material installation portion and the hanging portion into the hollow portion of the lower frame through the drain hole and to install the hook portion on the lower frame. window. The sash window according to claim 1,
Protruding portions for projecting upward and for positioning and holding the thermally expanded refractory material installed on the refractory material installation portion are provided at the peripheral portion of the refractory material installation portion of the refractory material mounting jig. And a sash window. The sash window according to claim 1 or 2,
In a state where the refractory material mounting jig is installed on the lower frame, the first hook portion extending in the longitudinal direction of the lower frame and the width direction of the lower frame perpendicular to the longitudinal direction are extended. A sash window, characterized in that the sash window is provided with a second hooking portion to be brought out. In the sash window as described in any one of Claims 1-3,
A plurality of drain holes are formed in the lower frame;
The jig for attaching a refractory material includes a plurality of hanging portions and the refractory material installation portions respectively inserted into the plurality of drain holes, and the hook portion is connected to connect the plurality of hanging portions. A sash window characterized by being provided. In the sash window as described in any one of Claims 1-4,
The refractory material mounting jig has the drooping portion disposed on the drain hole side, and a peripheral portion of the refractory material installation portion located on the opposite side of the drooping portion is in contact with the wall surface in the hollow portion of the lower frame A sash window characterized by being installed.

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