JP2014043690A - Fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fixture of which the fireproof performance can be improved by making a heat insulation performance satisfactory.SOLUTION: A fixture comprises: an opening frame 10 which is configured by framework of four sides using an upper frame member 11, a lower frame member 12, and a pair of longitudinal frame members 13; and a sash 20 which is configured by holding a glass plate 25 to a rail including an upper rail member 21 which is formed from a resin material at least partially, and supported by the opening frame 10 so as to be movable for opening/closing. The fixture also comprises a cover member 50 which is a metallic tabular body with a thermally expandable heat insulation material 55 deposited to an upper surface and is mounted to the upper frame member 11 while keeping a space S that becomes an expansion space of the thermally expandable heat insulation material 55, between the upper frame member 11 and the cover member in an upper area of the sash 20.

Description

  The present invention comprises an opening frame configured to have an upper frame member and a ridge having an upper collar member formed at least partly of a resin material, with a face material held therein, and opened and closed to the opening frame. The present invention relates to a joinery having a shoji that is supported as possible.

  2. Description of the Related Art Conventionally, there is known a joinery in which a shoji is supported on an opening frame such as a composite sash window so as to be able to open and close. The opening frame that constitutes such a joinery is configured by a four-frame framework of an upper frame member, a lower frame member, and a pair of vertical frame members, and each outdoor side is formed of a metal material and each indoor side is It is formed of a resin material. Moreover, the shoji which comprises the said fitting is comprised by hold | maintaining a face material like a glass panel in a cage | basket. This kite is configured by assembling an upper kite member, a lower kite member, and a pair of vertical kite members on four sides. The outer side of each of the kite members is formed of a metal material, and each indoor side is formed of a resin material. Is formed.

  In such a joinery (composite sash window), when the temperature exceeds a predetermined temperature, such as thermally expandable graphite, between the metal material and the resin material in each member or the exposed portion of the guide rail portion provided on the upper frame member The thing to which the thermally expansible heat insulating material which expand | swells was stuck is proposed.

  In such joinery, a heat-expandable heat insulating material is provided at a predetermined location. Therefore, when heated at an extremely high temperature such as a fire, the heat-expandable heat insulating material expands and the resin material of each member ignites. By suppressing this, the fireproof performance is improved (see, for example, Patent Document 1).

Japanese Patent No. 4072421

  However, in the joinery described above, since the expansion space of the heat-expandable heat insulating material is not secured, the expansion of the heat-expandable heat insulating material at the time of high-temperature heating becomes a consequence, and as a result, the heat-expandable heat insulating material sufficiently There was a possibility that a space having a high density was not formed, and the heat insulation performance was insufficient, resulting in a decrease in fire prevention performance.

  An object of this invention is to provide the fitting which can aim at the improvement of fire prevention performance by making favorable heat insulation performance in view of the said situation.

  In order to achieve the above object, the joinery according to the present invention has a face material held by an opening frame configured to have an upper frame member, and a ridge having an upper ridge member formed at least partially from a resin material. In the joinery comprising the shoji supported by the opening frame, a metal plate having a heat-expandable heat insulating material affixed to the upper surface, the upper in the upper area of the shoji A cover member attached to the upper frame member while holding a gap serving as an expansion space for the thermally expandable heat insulating material between the frame member and the frame member is provided.

  According to the present invention, the cover member, which is a metal plate-like body with the thermally expandable heat insulating material attached to the upper surface, has an expansion space of the thermally expandable heat insulating material between the upper frame member and the upper region of the shoji. Since it is attached to the upper frame member while holding the gap, the heat-expandable heat insulating material expands in the gap when heated at an extremely high temperature such as a fire, for example. Becomes an expansion space having a sufficiently high density. As a result, the heat insulation performance in the voids can be improved, and the temperature rise of the resin portion of the upper cover member of the shoji can be suppressed to make it difficult to ignite. Further, when the cover member is deformed by heat and the gap is increased, the amount of expansion of the thermally expandable heat insulating material can be increased, and the heat insulating performance can be further improved.

  Further, in the joinery according to the present invention, the cover member is attached to the upper frame member by a plurality of attachment means provided at predetermined intervals along the direction in which the upper frame member is found. It is characterized by.

  According to the present invention, the cover member, which is a metal plate having a thermally expandable heat insulating material attached to the upper surface, is spaced apart at predetermined intervals along the direction of finding the upper frame member in the upper area of the shoji. Since it is attached to the upper frame member while holding a gap as an expansion space of the thermally expandable heat insulating material between the upper frame member by a plurality of attachment means provided, for example, extremely high temperature such as fire When heated at, the thermally expansible heat insulating material expands in the gap, and this void becomes an expansion space having a sufficiently high density. As a result, the heat insulation performance in the voids can be improved, and the temperature rise of the resin portion of the upper cover member of the shoji can be suppressed to make it difficult to ignite.

  Moreover, the present invention is such that in the joinery, the cover member is attached to the upper frame member by a back plate constituting the attachment means being locked to a projecting piece provided on the upper frame member. It is characterized by that.

  According to this invention, the cover member is attached to the upper frame member by the back plate constituting the attachment means being locked to the projecting piece provided on the upper frame member. It is possible to reliably form voids.

  Moreover, the present invention is characterized in that, in the joinery, the cover member is attached to the upper frame member over an upper area of an outdoor shoji that closes an opening formed by the opening frame. .

  According to the present invention, since the cover member is attached to the upper frame member over the upper region of the outdoor shoji that closes the opening formed by the opening frame, the entire length of the upper frame member in the direction in which it is found. There is no need to attach a heat-expandable heat insulating material, which can reduce the manufacturing cost.

  Further, in the joinery according to the present invention, the upper collar member is formed of a metal material on the outdoor side and a resin material on the indoor side, and the cover member is the upper collar member of the upper frame member. It is attached to the location which becomes the upper region of the site | part formed with this resin material.

  According to the present invention, when heated at an extremely high temperature such as a fire, for example, the thermally expandable heat insulating material expands in the gap, and the gap becomes an expansion space having a sufficiently high density. It is possible to suppress an increase in the temperature of a portion on the indoor side of the upper collar member and make it difficult to ignite. In particular, the cover member is attached to a location that is an upper region of the portion of the upper frame member that is formed of the resin material of the upper collar member, so that the heat from the upper frame member due to fire or the like, for example, The resin material can be protected.

  Further, according to the present invention, in the joinery, a windshield plate is provided at a position corresponding to a central portion of the upper frame member, and the cover member is provided with the thermal expansibility in the vicinity of the windshield plate on the lower surface. A heat insulating material is affixed.

  According to the present invention, since the heat-expandable heat insulating material is attached to the vicinity of the windshield on the lower surface of the cover member, the heat-expandable heat insulating material is heated when heated at an extremely high temperature such as a fire. It is possible to suppress heat from entering through the windshield plate.

  Moreover, the present invention is characterized in that, in the joinery, the thermally expandable heat insulating material is thermally expandable graphite.

  According to the present invention, when heated at an extremely high temperature, such as a fire, for example, the thermally expandable graphite expands in the voids, whereby the voids become an expansion space having a sufficiently high density. The heat insulation performance in the air gap can be improved.

  According to the present invention, there is an effect that fireproof performance can be improved with good heat insulation performance.

FIG. 1 is an external view schematically showing a fitting as an embodiment of the present invention as viewed from the indoor side. FIG. 2 is a cross-sectional view of a joinery that is an embodiment of the present invention. FIG. 3 is a longitudinal sectional view of a joinery that is an embodiment of the present invention. FIG. 4 is a bottom view of the upper frame member of the joinery that is the embodiment of the present invention as viewed from below. FIG. 5 is a plan view showing the cover member shown in FIG. 6 is a cross-sectional view taken along line AA in FIG. FIG. 7 is an enlarged longitudinal sectional view showing an enlarged main part of the joinery shown in FIG.

  Hereinafter, preferred embodiments of a joinery according to the present invention will be described in detail with reference to the accompanying drawings.

  1 to 3 each show a joinery that is an embodiment of the present invention. FIG. 1 is an external view schematically showing the case viewed from the indoor side, FIG. 2 is a cross-sectional view, and FIG. It is a longitudinal cross-sectional view.

  The joinery illustrated here is referred to as a composite sash window in which the opening frame 10 includes two right and left shojis 20 and 30 and the two shojis 20 and 30 are opened and closed in the left and right directions with respect to the opening frame 10. Is. Moreover, in such joinery, the screen door 40 is provided in the site | part used as the outdoor side of the shoji 20, 30 arrange | positioned on the outdoor side (refer FIG.2 and FIG.3).

  The opening frame 10 forms a rectangular opening 14 formed by four-frames an upper frame member 11, a lower frame member 12, and a pair of left and right vertical frame members 13. The upper frame member 11 is, for example, a composite frame formed by engaging an outdoor upper frame portion 111 that is a metal extrusion material such as aluminum and an indoor upper frame portion 112 that is a resin extrusion material. It is a material. A plurality of (three in the illustrated example) guide rail portions 111a, 111b, and 111c projecting downward are formed on the outdoor upper frame portion 111 over the entire length in the direction of finding. The guide rail portion 111a for the outside, the guide rail portion 111b for the outside shoji, and the guide rail portion 111c for the inside shoji are formed.

  The lower frame member 12 is a composite frame formed by engaging an outdoor lower frame portion 121, which is a metal extrusion material such as aluminum, and an indoor lower frame portion 122, which is a resin extrusion material, with each other. It is a material. A plurality of (three in the illustrated example) rail portions 121a, 121b, and 121c projecting upward are formed on the outdoor lower frame portion 121 over the entire length in the finding direction. The rail part 121a, the rail part 121b for external shoji, and the rail part 121c for internal shingles are formed.

  The pair of left and right vertical frame members 13 are configured such that, for example, an outdoor vertical frame portion 131 that is a metal extrusion material such as aluminum and an indoor vertical frame portion 132 that is a resin extrusion material are engaged with each other. Composite frame material.

  Such an opening frame 10 follows the opening edge of the upper frame member 11, the lower frame member 12, and the pair of left and right vertical frame members 13 with respect to the housing opening 2 formed in the housing 1 such as a wall of a house. In addition, the outdoor upper frame part 111, the outdoor lower frame part 121, and the outdoor vertical frame part 131 of each frame member 11, 12, 13 are screws N1 that are fastening members that protrude from the housing 1 to the indoor side. Fastened and attached.

  An outdoor shoji (hereinafter also referred to as an external shoji) 20 is an interior of a coffin constructed by assembling an outer upper eaves member 21, an outer lower eaves member 22, and a pair of left and right outer vertical eaves members 23, 24 around the circumference. A glass plate 25 as a face material is held, and is configured to have a size that can be mounted inside the opening frame 10.

  The outer upper collar member 21 is a composite in which an outdoor upper collar portion 211 that is a metal extrusion material such as aluminum and an indoor upper collar portion 212 that is a resin extrusion material are engaged with each other. It is firewood. The outer lower flange member 22 is a composite in which an outdoor lower flange portion 221 that is a metal extrusion material such as aluminum and an indoor lower flange portion 222 that is a resin extrusion material are engaged with each other. It is firewood.

  The left outer door rod member 23 of the pair of left and right outer vertical rod members 23 and 24 includes an outdoor vertical rod portion 231 that is a metal extrusion material such as aluminum, and an indoor side that is a resin extrusion material. This is a composite saddle member formed by engaging the vertical hook portion 232 with each other.

  On the other hand, the right outer summing rod member 24 of the pair of left and right outer vertical rod members 23, 24 is made of a metal extruded material such as aluminum.

  Such a shoji 20 has a guide rail portion 111b for the shingles that relatively enters the upper groove portion 213 formed in the outer upper collar member 21 and is relatively opposite to the lower groove portion 223 formed in the outer lower collar member 22. When the outer door wheel 224 provided inside the outer lower armpit member 22 is placed on the rail part 121b for the obstacle that has been entered, it can be opened and closed along the direction of finding.

  An indoor shoji (hereinafter also referred to as a shoji) 30 is an interior of a coffin that is constructed by assembling an inner upper eaves member 31, an inner lower eaves member 32, and a pair of left and right inner vertical eaves members 33, 34 around the circumference. The glass plate 35 which is a face material is held, and is configured to have a size that can be mounted inside the opening frame 10.

  The inner upper collar member 31 is a composite in which an outdoor upper collar 311 that is a metal extrusion material such as aluminum and an indoor upper collar 312 that is a resin extrusion material are engaged with each other. It is firewood. The inner lower collar member 32 is a composite in which an outdoor lower collar 321 that is a metal extrusion material such as aluminum and an indoor lower collar 322 that is a resin extrusion material are engaged with each other. It is firewood.

  Of the pair of left and right inner vertical rod members 33, 34, the right inner door rod member 33 includes an outdoor vertical rod portion 331 that is a metal extruded material such as aluminum, and an indoor side that is a resin extruded material. This is a composite saddle member formed by engaging the vertical hook portion 332 with each other.

  On the other hand, of the pair of left and right inner vertical rod members 33, 34, the left inner summing rod member 34 is an outdoor vertical rod portion 341 that is a metal extruded material such as aluminum and a resin extruded material. This is a composite saddle member that is configured to engage with the indoor side vertical flange 342. As shown in FIG. 2, when the two shojis 20, 30 close the rectangular opening 14 formed by the opening frame 10, the engagement formed on the outdoor vertical vertical part 341 of the inner summoning member 34. The stop piece 341a and the engagement piece 241a formed on the indoor side of the outer summoning bowl member 24 can be engaged with each other.

  The inner shroud 30 has a guide rail portion 111c for the inner shredder relatively inserted into the upper groove portion 313 formed in the inner upper collar member 31 and is relatively opposed to the lower groove portion 323 formed in the inner lower collar member 32. When the inner door cart 324 provided inside the inner lower arm member 32 is placed on the rail part 121c for entering the inner arm, it can be opened and closed along the direction of finding.

  In the joinery according to this embodiment, a cover member 50 is attached to the upper frame member 11 as shown in FIG. Here, FIG. 4 is a bottom view of the upper frame member 11 of the joinery that is the embodiment of the present invention as viewed from below. 5 and 6 show the cover member 50 shown in FIG. 4, respectively. FIG. 5 is a plan view and FIG. 6 is a cross-sectional view taken along line AA in FIG.

  The cover member 50 is a long metal plate-like body whose finding direction is the longitudinal direction. More specifically, the length in the direction in which the cover member 50 is found is substantially the same as the length in the direction in which the shoji 20 is found. The cover member 50 has a bent shape corresponding to the attachment location of the upper frame member 11, and includes a first horizontal extending portion 51 extending along the horizontal direction, and the first horizontal extending portion 51. A downward extending portion 52 extending downward from the indoor side end portion, and a second horizontal portion extending from the lower end portion of the downward extending portion 52 toward the indoor side and parallel to the first horizontal extending portion 51. And an extending portion 53.

  Such a cover member 50 has a strip-like thermally expandable heat insulating material made of, for example, thermally expandable graphite over substantially the entire upper surface thereof, that is, the upper surfaces of the first horizontal extending portion 51 and the second horizontal extending portion 53. 55 is affixed. Further, as shown in FIG. 4, a heat-expandable heat insulating material 55 is also attached to an end portion corresponding to the center portion of the upper frame member 11 on the lower surface of the cover member 50. In addition, the code | symbol 3 in FIG. 4 is a windshield board.

  The first horizontal extending portion 51 of the cover member 50 is formed with female screw holes 511 at predetermined intervals along the longitudinal direction, that is, the finding direction, and is formed on the upper surface of the first horizontal extending portion 51. A through hole 551 corresponding to the female screw hole 511 is also formed in the affixed heat-expandable heat insulating material 55.

  A plurality of metal having a parallelogram shape with a female screw hole 561 formed in a substantially central portion on the upper surface of the thermally expandable heat insulating material 55 attached to the upper surface of the first horizontal extending portion 51 in the cover member 50. The made back plate 56 is arranged such that its own female screw hole 561 coincides with the female screw hole 511 of the first horizontal extending portion 51 and the through hole 551 of the thermally expandable heat insulating material 55. The back plate 56 is provided by screwing with its mounting screw N2 penetrating the through hole 551 while its own female screw hole 561 is screwed into the female screw hole 511 of the first horizontal extending portion 51. .

  As shown in FIGS. 4 and 7, the cover member 50 is located between the guide rail portion 111 b for the shoji and the guide rail portion 111 c for the shingles in the outdoor upper frame portion 111 of the upper frame member 11, The outer door toe member 23 is attached to the upper side of the indoor side upper collar portion 212 of the outer panel 20 that closes the rectangular opening 14 formed by the opening frame 10 by contacting the vertical frame member 13. More specifically, the cover member 50 is brought close to the attachment position of the upper frame member 11 from below, and the mounting screw is secured in a state where the gap S is secured between the cover member 50 and the upper frame member 11 (outdoor upper frame portion 111). By tightening N2, the back plate 56 screwed to the mounting screw N2 is slightly rotated around the central axis of the mounting screw N2, and the end portion of the projecting piece 111d formed on the outdoor upper frame portion 111 is formed. It is attached by being locked so as to overlap. That is, the cover member 50 is attached to the upper frame member 11 while holding the gap S serving as an expansion space for the thermally expandable heat insulating material 55 between the cover member 50 and the upper frame member 11.

  As described above, in the joinery according to the present embodiment, the back plate 56, together with the mounting screw N2, constitutes a plurality of mounting means provided at predetermined intervals along the direction in which the upper frame member 11 is found. ing.

  In the joinery having the above-described configuration, when heated at an extremely high temperature such as a fire, the thermally expandable heat insulating material 55 attached to the cover member 50 expands in the gap S. Thus, the void S becomes an expansion space having a sufficiently high density. As a result, the heat insulation performance in the space S can be improved, and the temperature rise of the resin indoor side upper collar portion 212 that constitutes the outer upper collar member 21 of the external shoji 20 is suppressed to make it difficult to ignite. Can do. Further, when the cover member 50 is deformed by heat and the gap S increases, the expansion amount of the thermally expandable heat insulating material 55 can be increased, and the heat insulating performance can be further improved.

  Therefore, according to the joinery that is the embodiment of the present invention, it is possible to improve the fireproof performance with good heat insulation performance.

  According to the joinery, if the thermally expandable heat insulating material 55 is attached over the upper region of the indoor-side upper frame portion 112 of the outer panel 20 that closes the rectangular opening 14 formed by the opening frame 10, the outer panel is used. Since the fireproof performance of the 20 outer upper collar members 21 can be improved, it is not necessary to apply the thermally expandable heat insulating material 55 over the entire length of the upper frame member 11 in the finding direction, thereby reducing the manufacturing cost. Can be planned.

  According to the joinery described above, the cover member 50 is located between the guide rail portion 111b for the shingles of the upper frame member 11 and the guide rail portion 111c for the shingles, and the indoor side of the shroud 20 that closes the rectangular opening 14. Since it is attached over the upper region of the upper flange 212, the indoor upper flange 212 can be protected from heat entering from above the upper frame member 11 due to, for example, a fire or the like.

  According to the above joinery, the cover member 50 tightens the mounting screw N2 so that the back plate 56 screwed to the mounting screw N2 rotates slightly around the central axis of the mounting screw N2, and the end thereof is the outdoor upper frame. Since it is attached by being locked so as to overlap the protruding piece 111 d of the portion 111, the gap S can be reliably formed between the upper frame member 11.

  According to the joinery, since the thermally expandable heat insulating material 55 is affixed to the end portion corresponding to the center portion of the upper frame member 11 on the lower surface of the cover member 50, that is, in the vicinity of the windshield plate 3, for example, a fire or the like When heated at an extremely high temperature as described above, it is possible to prevent the heat-expandable heat insulating material 55 from expanding and heat from entering through the windshield 3.

  The preferred embodiment of the present invention has been described above, but the present invention is not limited to this, and various modifications can be made.

  In the above-described embodiment, the cover member 50 is attached between the guide rail part 111b for the external obstacle and the guide rail part 111c for the internal obstacle in the outdoor upper frame part 111 of the upper frame member 11. In this case, the present invention can be applied to a shoji that the upper collar member enters the groove portion formed in the upper frame member and the lower collar member enters the groove portion formed in the lower frame member to open and close. In this case, the cover member should just be attached to the groove part of the upper frame member used as the upper region of the outdoor shoji.

  In the embodiment described above, the composite sash window is exemplified as the joinery. However, in the present invention, the present invention can also be applied to a joinery in which the upper collar member is formed of a resin material.

  In the above-described embodiment, the heat-expandable graphite is shown as the heat-expandable heat insulating material 55. However, in the present invention, the heat-expandable graphite is not limited to such heat-expandable graphite, and heat insulation that expands when heated to a predetermined temperature or higher. Any material may be used.

DESCRIPTION OF SYMBOLS 1 Housing 2 Housing opening 10 Opening frame 11 Upper frame member 111 Outdoor outer frame part 111a Screen door guide rail part 111b Guide rail part for handicapped children 111c Guide rail part for inner hand children 111d Projection piece 112 Indoor side upper frame part 12 Lower frame Member 121 Outdoor lower frame portion 121a Screen door rail portion 121b Handrail rail portion 121c Inner child rail portion 122 Indoor lower frame portion 13 Vertical frame member 131 Outdoor vertical frame portion 132 Indoor vertical frame portion 14 Rectangular opening 20 External sliding door 30 Internal sliding door 40 Screen door 21 Outer upper collar member 211 Outdoor upper collar part 212 Indoor upper collar part 22 Outer lower collar member 221 Outdoor outer lower collar part 222 Indoor lower lower collar part 23 Outer door collar member 231 Outdoor outside Vertical ridge 232 Indoor side vertical ridge 24 Outer summoned heel member 25 Glass plate 31 Inner upper ridge member 311 Outdoor upper ridge 312 Indoor upper ridge 32 Lower ridge member 321 Outdoor lower ridge portion 322 Indoor lower ridge portion 33 Inner door ridge member 331 Outdoor outer ridge portion 332 Indoor side vertical ridge portion 34 Inner summoning ridge member 341 Outdoor outer vertical ridge portion 342 Indoor side vertical ridge Portion 35 Glass plate 50 Cover member 51 First horizontal extending portion 511 Female screw hole 52 Lower extending portion 53 Second horizontal extending portion 55 Thermal expansion heat insulating material 551 Through hole 56 Back plate 561 Female screw hole N1 screw N2 for mounting Screw S Gap

Claims (7)

An opening frame configured to have an upper frame member;
In a joinery comprising a shoji that is configured by holding a face material on a heel having an upper heel member at least partially formed of a resin material, and supported by the opening frame,
A metal plate having a heat-expandable heat-insulating material affixed to an upper surface, and holding a gap serving as an expansion space for the heat-expandable heat-insulating material between the upper frame member and the upper area of the shoji. A joinery comprising a cover member attached to the upper frame member.   2. The cover member according to claim 1, wherein the cover member is attached to the upper frame member by a plurality of attachment means provided at predetermined intervals along a direction in which the upper frame member is found. Joinery.   The said cover member is attached to this upper frame member by the back plate which comprises the said attachment means being latched by the protrusion provided in the said upper frame member. Joinery.   The said cover member is attached to the said upper frame member over the upper region of the outdoor shoji which obstruct | occludes the opening formed of the said opening frame, The one of Claims 1-3 characterized by the above-mentioned. Joinery as described in. The upper collar member has an outdoor side made of a metal material and an indoor side made of a resin material,
The said cover member is attached to the location used as the upper region of the site | part formed with the resin material of the said upper collar member in the said upper frame member, The any one of Claims 1-4 characterized by the above-mentioned. Joinery. A windshield is provided at a location corresponding to the center of the upper frame member,
The said cover member is the fitting as described in any one of Claims 1-5 by which the said thermally expansible heat insulating material is affixed on the site | part vicinity of the said wind-shield board in a lower surface.   The joinery according to any one of claims 1 to 6, wherein the thermally expandable heat insulating material is thermally expandable graphite.

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