JP6676441B2 - Up and down window - Google Patents

Description

  The present invention relates to a window.

  Conventionally, an up-and-down window in which an upper sash is fixed to a pair of vertical frames and a lower sash moves up and down to open and close an opening has been known (for example, see Patent Document 1). There is also known an up-and-down window in which a blind is provided between a pair of vertical frames, and an upper sash is arranged between the upper frame and the blind and fixed to the blind.

JP 2014-118697 A

  In the raising and lowering window in which the upper sash is fixed in a blind manner, the blind aluminum portion may be melted at the time of fire and the strength of the blind may be reduced. This causes the blinds to bend and the upper sash to drop, creating a gap between the upper sash and the upper frame. The fire prevention performance of the window may be reduced.

  Then, an object of the present invention is to provide a raising and lowering window which can improve fire prevention performance.

In order to achieve the above object, a raising and lowering window according to the present invention includes a pair of vertical frames fixed to a frame, a blind provided between the pair of vertical frames and fixed to the pair of vertical frames, An up-and-down window having an upper sash which is disposed above the eyes and fixed to the eyelessly and a lower sash which is movably supported by the pair of vertical frames in a vertical direction, is formed of a noncombustible material. together, is fixed to the vertical frame have a transom support capable of supporting the transom from the bottom side, said transom support includes a support plate portion, downward from the end portion of the support plate portion And a fixing plate portion that protrudes and is fixed to the vertical frame , wherein the support plate portion is disposed so as to face the seamless lower surface with a gap .

In the present invention, while having a blind support that is formed of a non-combustible material and is fixed to the vertical frame and can support the blinds from below, the blinds are bent downward or fall down in the event of a fire. Can be prevented. Thereby, it is possible to prevent the upper sash from lowering and to prevent a gap from being formed between the upper frame and the upper sash, or to prevent the upper sash from falling, and to improve the fire prevention performance of the up / down window.
Further, in the present invention, the load acting on the blind can be transmitted to the vertical frame not only from the portion where the blind of the vertical frame is directly fixed, but also from the portion where the blind support of the vertical frame is fixed. . Thereby, since the eyeless load is transmitted in a wide range of the vertical frame, deformation of the vertical frame due to concentration of the eyeless load can be prevented.

Further, the raising and lowering window according to the present invention has a back plate disposed between the vertical frame and the frame and fixed to the vertical frame, and the back plate is formed of a noncombustible material, It is preferable that the blind support is fixed via the vertical frame.
With such a configuration, the blind support can be securely fixed to the vertical frame, so that the blind can be prevented from bending downward or dropping in the event of a fire.
Also, by fixing the back plate to the vertical frame in a wider range than the range where the blind support can be attached, the blind load is transmitted over a wide range of the vertical frame, so that the blind load is concentrated. Can prevent the vertical frame from being deformed.

Further, in the raising / lowering window according to the present invention, it is preferable that the blind has a main body having a hollow portion and a core material provided inside the main body and formed of a noncombustible material.
With such a configuration, it is possible to prevent the stitches from bending downward during a fire. Thus, it is possible to prevent the upper sash from lowering and to form a gap between the upper frame and the upper sash.

In the raising and lowering window according to the present invention, it is preferable that a first heating foam material is provided between the blind and the lower frame of the upper sash.
With such a configuration, the first heat-foamable material foams at the time of a fire and can fill the gap between the blind and the lower frame of the upper sash.

In the raising and lowering window according to the present invention, it is preferable that a second heated foam material is provided near the pair of vertical frames on the seamless upper surface.
By adopting such a configuration, the second heating foam material foams at the time of fire and can fill the gap between the lower frame and the vertical frame of the upper shoji.

  ADVANTAGE OF THE INVENTION According to this invention, the fire prevention performance of a raising / lowering window can be improved.

FIG. 2 is a diagram illustrating an example of a raising / lowering window according to the embodiment of the present invention, and is a diagram illustrating a state viewed from an outdoor side. FIG. 2 is a sectional view taken along line AA of FIG. 1. It is a figure explaining a blind and a blind support, and is a figure corresponding to the BB cross section of FIG. It is an eyeless top view. It is the figure which looked at the eyes from the indoor side. (A) The figure which looked at the core material from the indoor side, (b) is CC sectional view taken on the line of (a). It is a figure explaining a blind support part. (A) is the figure which looked at the blind supporter from the outer side in the direction of finding, (b) is the figure seen from the direction D of (a), (c) is the figure which looked at (b) from the upper side. It is a figure explaining a back plate.

Hereinafter, an up / down window according to an embodiment of the present invention will be described with reference to FIGS. 1 to 9.
As shown in FIG. 1, an up-and-down window 1 according to the present embodiment includes a frame 2 fixed to a wall (frame) 12 that separates the outside of a building 11 from the inside of the building 11, and an upper window disposed inside the frame 2. It has a shoji 3 and a lower shoji 4.

  The frame 2 includes an upper frame 21 and a lower frame 22 extending in the finding direction, and a pair of vertical frames 23, 23 extending in the vertical direction and connected to both ends of the upper frame 21 and the lower frame 22 in the finding direction. A blind 5 extending in the finding direction and both ends in the finding direction fixed to the vertical intermediate portions of the pair of vertical frames 23, 23, respectively; A pair of eyeless supporting portions 6 and 6 that can support the eyes 5 from below.

  In the present embodiment, the upper sash (shoji) 3 is disposed between the upper frame 21 and the blind 5 between the pair of vertical frames 23, 23 and is fixed to the blind 5. The lower shoji 4 is disposed between the pair of vertical frames 23 and 23 and can move up and down to open and close the opening between the blind 5 and the lower frame 22 between the pair of vertical frames 23 and 23. Is configured. In the present embodiment, when the lower sash 4 closes the opening between the blind 5 and the lower frame 22, the upper sash 3 and the lower sash 4 are configured to overlap in the vertical direction.

  In the present embodiment, one of the pair of blind supports 6, 6 is fixed to one of the pair of vertical frames 23, 23, and the other of the blind supports 6 is fixed to the vertical frame 23. It is fixed to the other vertical frame 23. Regarding the pair of vertical frames 23, 23 and the pair of eyeless support portions 6, 6, the description of the left and right opposite vertical frame 23 and the other eyeless support portion 6 is omitted when viewed from the expected direction.

  As shown in FIG. 2, a first fixing tool 511 (see FIG. 7) such as a screw for fixing the blind 5 to the vertical frame 23 is inserted into the vertical frame 23 at a position where the blind 5 is fixed. A first hole 23a is formed. In the vertical frame 23, below the first hole 23a, two second holes 23b, 23b into which the second fixture 63 (see FIG. 7) is inserted are spaced apart in the vertical direction. Third holes 23c, 23c into which the third fixture 64 (see FIG. 7) is inserted are formed at intervals above and below the first hole 23a.

The blind 5 has a main body 51 extending in the finding direction, and a core 52 disposed inside the main body 51 and extending in the finding direction.
The main body 51 is made of, for example, aluminum or the like, and both ends in the finding direction are fixed to the pair of vertical frames 23 by a known method. In the present embodiment, the main body 51 is fixed to the pair of vertical frames 23 by the first fixtures 511 and 511, respectively.
The main body portion 51 extends in the finding direction and has a substantially rectangular cylindrical shape in which a hollow portion 53a is formed. And a lower protruding portion 55 that protrudes downward from the indoor end of the rectangular tube portion 53.

As shown in FIGS. 3 to 5, the rectangular tube portion 53 includes a main body upper plate portion 531 (see FIGS. 3 and 5) disposed above the hollow portion 53a and a main body portion disposed below the hollow portion 53a. A lower plate portion 532 (see FIG. 3), a main body outer plate portion 533 (see FIG. 3) arranged outside the hollow portion 53a, and a main body inner plate portion 534 (see FIG. 3) arranged inside the hollow portion 53a. 3 and FIG. 3).
The main body outer plate portion 533 is connected to an outdoor end of the main body upper plate portion 531 and a vicinity of an outdoor end of the main body lower plate portion 532. The main body plate portion 534 is connected to an end of the main body upper plate portion 531 on the indoor side and a vicinity of a main body lower plate portion 532 on the indoor side.

The main body upper plate portion 531 is formed in a flat plate shape whose plate surface is substantially horizontal. A main body upper plate (see FIG. 3) is provided. The locked portion 535 is formed integrally with the main body upper plate 531.
The main body lower plate portion 532 is formed in a flat plate shape whose plate surface is substantially horizontal. The main body lower plate portion 532 includes a first protruding piece 536 that protrudes downward from a position slightly toward the outside of the room from an end on the indoor side, and a second protruding piece 537 that protrudes upward from the end on the indoor side. And are provided. The first protruding piece 536 and the second protruding piece 537 are provided so as to cover substantially the entire body lower plate portion 532 in the finding direction.

  The main body outer plate portion 533 is formed in a plate shape in which the vertical middle portion 533a is gradually inclined from the lower side to the upper side so as to gradually go from the indoor side to the outdoor side. A plate surface extending upward from the upper end of the portion 533a is formed in a substantially vertical plate shape facing the expected direction, and a portion 533c below the intermediate portion 533a extends downward from the lower end of the intermediate portion 533a. The surface is formed in a plate shape that is substantially vertical and faces the expected direction.

The main body plate portion 534 is formed in a plate shape having a substantially vertical surface whose plate surface faces the expected direction. The vicinity of the upper end portion of the main body plate portion 534 protrudes above the main body upper plate portion 531.
A fixing member fixing tool 561 (see FIG. 2) such as a screw for fixing the fixing member 56 (see FIG. 2) for fixing the upper sash (shoji) 3 to the blind 5 is inserted through the body plate portion 534. , And second hole portions 534b, 534b,... Through which a core material fixing tool 524 (see FIG. 3) such as a screw for fixing the main body portion 51 and the core material 52 is inserted. Are formed.

The upper protruding portion 54 is formed in a plate shape having a substantially vertical surface whose plate surface faces the expected direction. A first packing locking portion 541 that locks the first packing 57 that contacts the lower frame 31 of the upper shoji 3 is formed at the upper end of the upper protrusion 54. The first packing 57 is provided on the indoor side of the upper protrusion 54.
The lower protruding portion 55 is formed in a plate shape having a substantially vertical surface whose plate surface faces the expected direction. On the lower protruding portion 55, a second packing locking portion 551 for locking the second packing 58 abutting on the upper frame 41 of the lower shoji 4 is formed. The second packing 58 is provided on the indoor side of the lower protrusion 55.

As shown in FIGS. 3 to 6, the core member 52 is disposed inside the rectangular tube portion 53 of the main body portion 51, and has a slightly smaller dimension in the finding direction than the rectangular tube portion 53. The core material 52 is formed in a substantially C-shaped cross section that opens upward.
As shown in FIG. 6, the core member 52 includes a core member lower plate portion 521 whose plate surface is substantially horizontal and is arranged below, and a core member protruding upward from the outdoor edge of the core member lower plate portion 521. It has a material outer plate portion 522 and a core material inner plate portion 523 projecting upward from the indoor side edge of the core material lower plate portion 521.
The first inner hole portion 523 through which the fixing member fixing tool 561 (see FIG. 2) is inserted and the second core material fixing tool 524 (see FIG. 3) through which the fixing member fixing tool 561 (see FIG. 2) is inserted. , And two holes 523b.

  Returning to FIG. 3, when the core 52 is disposed inside the rectangular tube portion 53, the core lower plate 521 is disposed on the main body lower plate 532, and the core outer plate 522 is disposed on the main body outer plate 532. The core inner plate portion 523 is disposed outside the main body inner plate portion 534 on the indoor side of the portion 533. The core 52 arranged inside the rectangular tube portion 53 in this manner is inserted through the second holes 534b, 534b of the main body inner plate 534 and the 23rd holes 523b, 523b of the core inner plate 523. It is fixed to the main body 51 by a core fixing member 524.

  As shown in FIGS. 2 and 7, the blind supporting portion 6 is disposed at a corner formed by the blind 5 and the vertical frame 23 below the blind 5 and fixed to the vertical frame 23. 61, a back plate 62 disposed between the vertical frame 23 and the wall portion 12 and fixed to the vertical frame 23, a screw for fixing the blind support 61 to the wall portion 12 together with the vertical frame 23 and the back plate 62, and the like. , And third fixing tools 64, 64 such as screws for fixing both the vertical frame 23 and the back plate 62 to the wall 12. The blind support 61, the back plate 62, the second fixture 63, and the third fixture 64 are formed of a non-combustible material.

As shown in FIGS. 7 and 8 , the blind support 61 is formed in a substantially L-shape along a corner formed by the blind 5 (see FIG. 1) and the vertical frame 23 (see FIG. 1). . The blind support 61 includes a support plate 611 having a substantially horizontal surface and abutting against the lower surface of the main body lower plate 532 of the blind 5 or facing the gap 5 with a slight gap therebetween, and a support plate 611. The surface protrudes downward from the end of the outer side (the side close to the wall portion 12) in the finding direction, and the plate surface becomes a substantially vertical plane facing the finding direction, and the surface inside the vertical frame 23 in the finding direction (the side separated from the wall portion 12). And a fixing plate portion 612 which is fixed to face.

The fixed plate portion 612 includes a first fixed plate portion 613 disposed on the indoor side and a second fixed plate portion 614 disposed on the outdoor side. The first fixed plate portion 613 and the second fixed plate portion 614 are arranged at intervals in the expected direction. Note that the first fixed plate portion 613 and the second fixed plate portion 614 each have an upper edge connected to the support plate portion 611.
Each of the first fixed plate portion 613 and the second fixed plate portion 614 is formed in a substantially rectangular shape whose plate surface is longer in the vertical direction than the expected direction. The first fixed plate portion 613 has substantially the same height dimension as the second fixed plate portion 614, and is formed to have a larger dimension in the expected direction than the second fixed plate portion 614.

The first fixing plate portion 613 is formed with two fourth holes 613a, 613a, into which the second fixing members 63 are inserted, at intervals in the vertical direction. Note that the second fixing plate 614 does not have a hole through which a fixing tool such as a screw is inserted.
The support plate portion 611 is formed in a substantially rectangular shape whose plate surface is longer in the finding direction than in the expected direction.
The support plate 611 is located near the edge connected to the fixed plate 612 at a position corresponding to the distance between the first fixed plate 613 and the second fixed plate 614 of the fixed plate 612. A concave portion 611a that is recessed inside is formed.
As shown in FIG. 7, when the fixing plate portion 612 is fixed to the vertical frame 23, the support plate portion 611 is disposed below the blind 5 so that the blind It is configured to be supported from below. When the fixed plate 612 is fixed to the vertical frame 23, the support plate 611 is arranged more outdoor than the first protruding piece 536 of the seamless lower body plate 532.

As shown in FIGS. 7 and 9, the back plate 62 is formed in a plate shape having a long and substantially rectangular plate surface. The back plate 62 is disposed between the outer surface of the vertical frame 23 in the find direction and the edge of the opening of the wall 12 in a state where the plate surface is substantially vertical and the vertical direction extends in the find direction. ing.
When the back plate 62 is disposed between the vertical frame 23 and the wall portion 12, the middle portion in the vertical direction is arranged at a position overlapping the blind 5 in the finding direction, and the lower side than the middle portion is a blind support. 61 is located at a position overlapping the finding direction.
One fifth hole 62a into which the first fixture 511 is inserted is formed in the middle part of the back plate 62 in the up-down direction. Two sixth holes 62b, 62b into which the fixture 63 is inserted are formed at intervals in the vertical direction. Above the middle part of the back plate 62, two seventh holes 62c, 62c into which the third fixing members 64 are inserted are formed at intervals in the vertical direction.

Returning to FIG. 2, the upper shoji 3 includes an upper frame (not shown) and a lower frame 31 extending in the finding direction, a pair of vertical frames (not shown) extending in the vertical direction, and And a double glazing 32 incorporated therein. In the upper shoji 3, the lower frame 31 is fixed to the blind 5.
The outdoor side 31a of the lower frame 31 faces the indoor side surface of the upper protruding portion 54 of the blind body 5 in the expected direction, and comes into contact with the first packing 57 locked by the upper protruding portion 54. I have. The lower surface 31b of the lower frame 31 is opposed to the upper surface of the main body upper plate portion 531 of the body portion 51 of the blind 5 with a gap.

In the present embodiment, the first heated foam material 33 is provided on the lower surface 31b of the lower frame 31 so as to face the upper surface of the blind main body upper plate portion 531 over the entire finding direction. The first heating foam material 33 is formed, for example, in a sheet shape, foams when the temperature reaches or exceeds a predetermined value in the event of a fire, and closes a gap between the lower surface 31b of the lower frame 31 and the upper surface of the blind main body upper plate portion 531. Is configured.
Further, in the present embodiment, as shown in FIGS. 2 and 4, the second heated foam material 59 is provided near both ends in the finding direction on the upper surface of the blind main body upper plate portion 531. The second heating foam material 59 is configured to foam when the temperature reaches a predetermined temperature or more in the event of a fire, and to close the gap between the lower frame 31 and the vertical frame 23 and the gap between the blind 5 and the lower frame 31.

As shown in FIG. 2, the lower sash (shoji) 4 includes an upper frame 41 and a lower frame (not shown) extending in the finding direction, a pair of vertical frames (not shown) extending in the vertical direction, and And a multi-layer glass 42 incorporated inside. When the lower shoji 4 is moved to the lower side to close the opening between the blind 5 and the lower frame 22, the upper frame 41 is disposed on the indoor side of the blind 5, and the outdoor side 41 a of the upper frame 41. Are in contact with the second packing 58 locked on the lower protrusion 55 of the eyelet 5.
Further, in the present embodiment, the third heating foam material 43 is provided on the outer side surface of the upper frame 41 of the lower sash (shoji) 4 so as to face the indoor side surface of the blind 5 in the entire finding direction. The third heating foam material 43 is formed, for example, in a sheet shape, foams when it reaches a predetermined temperature or more in the event of a fire, and closes a gap between the outdoor surface of the upper frame 41 and the indoor surface of the blind 5. It is configured. Thereby, penetration of the flame between the lower sash (shoji) 4 and the blind 5 at the time of a fire can be prevented.

Next, a method of fixing the blind support portion 6 to the vertical frame 23 will be described.
First, the back plate 62 of the blind support portion 6 is fixed to the outer surface of the vertical frame 23 of the frame 2 in the direction of finding. To fix the back plate 62 to the vertical frame 23, when fixing the blind 5 to the vertical frame 23, the blind 5 is arranged inside the vertical frame 23 in the finding direction, and the back plate is placed outside the vertical frame 23 in the finding direction. The first fixture 511 is inserted through the fifth hole 62a of the back plate 62 and the first hole 23a of the vertical frame 23, and is screwed and fixed to the blind 5 locked portion. .
Subsequently, the frame 2 is placed in the opening of the wall 12, and the blind support 61 is placed at the corner between the blind 5 and the vertical frame 23. At this time, the support plate 611 of the blind support 61 is opposed to the main body lower plate 532 of the blind 5, and the fixed plate 612 is opposed to the inner surface of the vertical frame 23 in the finding direction.
Then, the second fixing tool 63 is inserted through the fourth holes 61a, 61a of the blind support 61, the second holes 23b, 23b of the vertical frame 23, and the sixth holes 62b, 62b of the back plate 62. The third fixing tool 64 is inserted into the third holes 23c, 23c of the vertical frame 23 and the seventh holes 62c, 62c of the back plate 62 and fastened together to fasten the wall. It is fixed to the part 12.
Thus, the blind support 6 is fixed to the vertical frame 23.

Next, the operation and effect of the raising and lowering window according to the above-described embodiment will be described with reference to the drawings.
The raising and lowering window 1 according to the present embodiment described above is formed of a non-combustible material, and has a blind support 61 fixed to the vertical frame 23 and capable of supporting the blind 5 from below. The eye 5 can be prevented from bending downward or dropping. Thereby, it is possible to prevent the upper sash 3 from lowering and to form a gap between the upper frame 21 and the upper sash 3 or to prevent the upper sash 3 from dropping, and it is possible to improve the fire prevention performance of the raising and lowering window 1.
Further, in the present invention, the load acting on the blind frame 5 is transmitted not only from the portion where the blind frame 5 of the vertical frame 23 is directly fixed, but also from the portion where the blind support member 61 of the vertical frame 23 is fixed. Can be transmitted to Thereby, the load of the blind 5 is transmitted in a wide range of the vertical frame 23, so that the deformation of the vertical frame 23 due to the concentration of the load of the blind 5 can be prevented.

Further, since the back plate 62 made of a non-combustible material is fixed to the wall portion 12 side of the vertical frame 23, the blind support 61 can be securely fixed to the vertical frame 23. It is possible to prevent the blind 5 from bending or falling downward.
Further, since the back plate 62 is fixed to the vertical frame 23 in a range wider than the range where the seamless support 61 is attached, the load of the blind 5 is transmitted over a wide range of the vertical frame 23, Can be prevented from being deformed due to concentration of the load.

  Further, since the core member 52 made of a non-combustible material is provided inside the body portion 51 of the blind 5, it is possible to prevent the blind 5 from being deformed and bent downward during a fire. . Thereby, it is possible to prevent the upper sash 3 from lowering and forming a gap between the upper frame and the upper sash 3.

Further, since the first heating foam material 33 is provided between the blind 5 and the lower frame 31 of the upper shoji 3, the first heating foam 33 foams at the time of fire, and The gap with the lower frame can be filled.
In addition, since the second heating foam material 59 is provided near both ends in the finding direction on the upper surface of the blind 5, the second heating foam material 59 foams in the event of a fire, and is vertically connected to the lower frame 31 of the upper shoji 3. The gap between the frame 23 and the gap between the blind 5 and the lower frame 31 of the upper shoji 3 can be filled.

As described above, the embodiment of the raising and lowering window according to the present invention has been described. However, the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the gist thereof.
For example, in the above-described embodiment, the back plate 62 is provided between the vertical frame 23 and the wall portion 12, but may not be provided.
In the above-described embodiment, the core 5 is provided inside the main body 51 of the blind 5, but may not be provided.
Further, in the above-described embodiment, the first heating foam material 33 is provided between the blind 5 and the lower frame 31 of the upper shoji 3, but the first heating foam material 33 may not be provided.
Further, in the above-described embodiment, the second heating foam material 59 is provided near the vertical frame 23 on the upper surface of the blind 5, but the second heating foam material 59 may not be provided.
Further, in the above embodiment, when the lower sash (shoji) 4 is in a state in which the opening between the blind 5 and the lower frame 22 is closed, the upper sash (shoji) 3 and the lower sash (shoji) 4 are configured to overlap in the vertical direction. However, it may be configured such that the lower sash (shoji) 4 is disposed closer to the room than the upper sash (shoji) 3.

  Further, in the above embodiment, the blind 5 is supported by the pair of blind supports 61 each having the support plate 611 and the fixed plate 612, but one support plate 611 is The fixing plate 612 may be formed so as to extend over the entire length in the finding direction, and to both ends of the support plate 611 in the finding direction.

DESCRIPTION OF SYMBOLS 1 Up-and-down window 2 Frame 3 Upper shoji 4 Lower shoji 5 Eyeless 6 Eyeless supporting part 12 Wall part (framework)
23 Vertical Frame 33 First Heated Foam 51 Main Body 52 Core 59 Second Heated Foam 61 Seamless Support 62 Back Plate

Claims (5)

A pair of vertical frames fixed to the skeleton, an eyelet provided between the pair of vertical frames and fixed to the pair of vertical frames, and In a raising and lowering window having a shoji and a lower shoji supported vertically movable in the pair of vertical frames,
Was formed with a noncombustible material, and is fixed to have a transom support capable of supporting the transom from the bottom to the vertical frame,
The blind support,
A support plate,
A fixing plate portion projecting downward from an end of the support plate portion and fixed to the vertical frame,
The raising and lowering window , wherein the support plate portion is disposed to face the seamless lower surface with a gap . Having a back plate arranged between the vertical frame and the skeleton and fixed to the vertical frame,
The up-and-down window according to claim 1, wherein the back plate is formed of a noncombustible material, and the blind support is fixed via the vertical frame.   3. The up-and-down window according to claim 1, wherein the blind has a main body having a hollow portion, and a core material provided inside the main body and formed of a noncombustible material. 4.   4. The up-and-down window according to claim 1, wherein a first heating foam material is provided between the blind and the lower frame of the upper shoji. 5.   The raising and lowering window according to any one of claims 1 to 4, wherein a second heating foam material is provided near the pair of vertical frames on the seamless upper surface.

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