JP2018162587A

JP2018162587A - Thermal insulation sash

Info

Publication number: JP2018162587A
Application number: JP2017060173A
Authority: JP
Inventors: 健西田; Takeshi Nishida; 新作増山; Shinsaku Masuyama
Original assignee: Sankyo Tateyama Inc
Current assignee: Sankyo Tateyama Inc
Priority date: 2017-03-24
Filing date: 2017-03-24
Publication date: 2018-10-18
Anticipated expiration: 2037-03-24
Also published as: JP6886321B2

Abstract

【課題】枠体と障子との間における室内外の冷熱の伝達を抑制して、さらなる断熱性能の向上を図る。
【解決手段】
建物開口部に配置される枠体と、枠体内において摺動開閉自在に配置される障子を備え、枠体は、樹脂枠材を有し、障子は、樹脂框材を有し、障子の樹脂框材の外周面と枠体の樹脂枠材の内周面とが見込み方向で空間を挟んで対向しており、障子の樹脂框材の外周面もしくは枠体の樹脂枠材の内周面には、障子の閉鎖状態において障子の樹脂框材と枠体の樹脂枠材との間の空間を密閉空間もしくは半密閉空間とする気密片が設けられている。
【選択図】図５
An object of the present invention is to further improve the heat insulation performance by suppressing indoor and outdoor cold heat transfer between a frame and a shoji.
[Solution]
A frame disposed in the opening of the building, and a shoji that is slidably opened / closed in the frame, the frame includes a resin frame material, the shoji includes a resin casing, and the shoji resin The outer peripheral surface of the collar member and the inner peripheral surface of the resin frame member of the frame body are opposed to each other with a space in the expected direction, and the outer peripheral surface of the shoji resin sheath member or the inner peripheral surface of the resin frame member of the frame member In the closed state of the shoji, an airtight piece is provided in which the space between the shoji resin casing material and the resin frame material of the frame is a sealed space or a semi-sealed space.
[Selection] Figure 5

Description

本発明は、ビル等の建物開口部に配置される断熱サッシに関する。 The present invention relates to a heat insulating sash disposed in a building opening such as a building.

従来、ビル等の建物開口部に配置される断熱サッシとして、金属枠体の室内側に樹脂枠体を配置してなる複合枠に対して、金属框材の室内側に樹脂框材を配置してなる複合障子を配置してなる断熱サッシが公知となっている。（特許文献１） Conventionally, as a heat insulating sash disposed in a building opening of a building or the like, a resin frame is disposed on the indoor side of the metal frame relative to a composite frame in which the resin frame is disposed on the indoor side of the metal frame. A heat-insulating sash comprising a composite shoji is known. (Patent Document 1)

特開２００６−１８８９２７公報JP 2006-188927 A

上記特許文献１の建具は、室内側に樹脂材料からなる樹脂枠体および樹脂框材を配置することで、建具の室内側面からの冷熱の伝達を抑制し、断熱性能を向上させることができる。
そして、建具の枠体と障子との間からの冷熱の伝達を防ぐために、枠体と障子との間に気密材を配置して、室外からの空気の流入を防止して断熱性を向上させていた。
しかし、昨今、さらなる断熱性の向上が求められていた。
本発明は、上記事情を鑑みたものであり、さらなる断熱性能の向上を図ることを目的とする。 The fitting of the said patent document 1 can suppress the transmission of the cold heat | fever from the indoor side surface of a fitting, and can improve heat insulation performance by arrange | positioning the resin frame body and resin collar material which consist of a resin material to the indoor side.
And in order to prevent the transmission of cold heat between the frame of the joinery and the shoji, an airtight material is arranged between the frame and the shoji to prevent the inflow of air from the outside and improve the heat insulation. It was.
However, recently, further improvement in heat insulation has been demanded.
The present invention has been made in view of the above circumstances, and an object thereof is to further improve the heat insulation performance.

本発明は、建物開口部に配置される枠体と、枠体内において摺動開閉自在に配置される障子を備え、枠体は、樹脂枠材を有し、障子は、樹脂框材を有し、障子の樹脂框材の外周面と枠体の樹脂枠材の内周面とが見込み方向で空間を挟んで対向しており、障子の樹脂框材の外周面もしくは枠体の樹脂枠材の内周面には、障子の閉鎖状態において障子の樹脂框材と枠体の樹脂枠材との間の空間を密閉空間もしくは半密閉空間とする気密片が設けられていることを特徴とする。 The present invention includes a frame disposed in a building opening and a shoji that is slidably opened and closed within the frame, the frame includes a resin frame material, and the shoji includes a resin casing. The outer peripheral surface of the shoji resin casing and the inner peripheral surface of the resin casing frame are opposed to each other with a space in the prospective direction, and the outer peripheral surface of the shoji resin casing or the resin casing frame On the inner peripheral surface, an airtight piece is provided in which the space between the resin saddle member of the shoji and the resin frame material of the frame body is a sealed space or a semi-sealed space in the closed state of the shoji.

本発明の構成により、引き違いサッシ等において、枠体と障子との間の室内外の冷熱の伝達を抑制して、さらなる断熱性能の向上を図ることができる。 With the configuration of the present invention, it is possible to further improve the heat insulation performance by suppressing the transmission of indoor and outdoor cold heat between the frame and the shoji in a sliding sash or the like.

本発明の断熱サッシの外観姿図である。It is an external appearance figure of the heat insulation sash of this invention. 本発明の断熱サッシの閉鎖時に内障子が配置される位置における内、外障子及び上、下枠の縦断面図である。It is a longitudinal cross-sectional view of an outer shoji and an upper and lower frame in the position where the inner shoji is arrange | positioned at the time of closing of the heat insulation sash of this invention. 本発明の断熱サッシの閉鎖時に外障子が配置される位置における内、外障子及び上、下枠の縦断面図である。It is a longitudinal cross-sectional view of the outer cover and the upper and lower frames in the position where the external cover is disposed when the heat insulating sash of the present invention is closed. 本発明の断熱サッシの横断面図である。It is a cross-sectional view of the heat insulation sash of this invention. 本発明の断熱サッシの内障子の下框付近の拡大図である。FIG. 3 is an enlarged view of the vicinity of the lower arm of the inner scab of the heat insulating sash of the present invention. 本発明の断熱サッシの外障子の下框付近の拡大図である。It is an enlarged view of the vicinity of the lower arm of the outer cover of the heat insulating sash of the present invention.

図１ないし４を参照しながら、本発明の実施形態に係る断熱サッシについて説明する。
（断熱サッシ全体の構成）
本発明の実施形態に係る断熱サッシは、図１に示されるように、例えばビル等の建物開口部に設けられた枠体１と、枠体１に対して引き違い自在に配置された内障子２および外障子３を有している。
枠体１は、上下の横枠（上枠１１および下枠１２）と左右の竪枠１３，１４を四周に枠組みしてなり、内障子２および外障子３は、それぞれ上下の横框（上框２１，３１および下框２２，３２）と左右の竪框（２３，２４，３３，３４）を四周に框組してなり、内周にガラス等のパネル体（２５，３５）を配置して形成されている。 A heat insulating sash according to an embodiment of the present invention will be described with reference to FIGS.
(Composition of the whole insulation sash)
As shown in FIG. 1, the heat insulating sash according to the embodiment of the present invention includes a frame body 1 provided in a building opening of a building or the like, and a nails that are arranged to be freely retractable with respect to the frame body 1. 2 and shoji 3.
The frame 1 is composed of upper and lower horizontal frames (upper frame 11 and lower frame 12) and left and right eaves frames 13 and 14 in four circles.框 21, 31 and lower ridges 22, 32) and left and right ridges (23, 24, 33, 34) are assembled on four sides, and a panel body (25, 35) such as glass is arranged on the inner periphery. Is formed.

（上枠の構成）
サッシの枠体１を構成する上枠１１は、図２，３に示すように、建物開口部に固定されアルミニウム等の金属材料からなる金属上枠１１１と、金属上枠１１１の室内側見付け面に見付け（左右）方向全長に亘って配置され樹脂材料からなる樹脂枠材１１２と、内、外障子２，３の閉鎖時において金属上枠１１１の内障子２側の内周面に配置され樹脂材料からなる樹脂枠材１１３（図２）と、内、外障子２，３の閉鎖時において金属上枠１１１の外障子３側の内周面に配置され樹脂材料からなる樹脂枠材１１４（図３）を有している。 (Upper frame configuration)
As shown in FIGS. 2 and 3, the upper frame 11 constituting the sash frame 1 includes a metal upper frame 111 made of a metal material such as aluminum that is fixed to the opening of the building, and a room-side finding surface of the metal upper frame 111. The resin frame 112 made of a resin material that is disposed over the entire length in the direction of finding (left and right), and the resin disposed on the inner peripheral surface of the metal upper frame 111 on the side of the inner frame 2 when the inner and outer obstacles 2 and 3 are closed. A resin frame member 113 (FIG. 2) made of a material and a resin frame member 114 (FIG. 2) made of a resin material disposed on the inner peripheral surface of the metal upper frame 111 on the side of the obstacle plate 3 when the inner and outer obstacles 2 and 3 are closed. 3).

金属上枠１１１は、建物開口部の内周に配置されてアンカーＡ等に取り付けられる上枠本体部１１１ａと、上枠本体部１１１ａの室内側端から垂下される室内側壁部１１１ｂと、上枠本体部１１１ａの室外側端から垂下される室外側壁部１１１ｃと、上枠本体部１１１ａの中央下面付近より垂下される中央壁部１１１ｄと、室外側壁部１１１ｃと中央壁部１１１ｄの間において上枠本体部１１１ａの下面から垂設される室外側上レール１１１ｅを有している。 The metal upper frame 111 includes an upper frame main body 111a that is disposed on the inner periphery of the building opening and is attached to the anchor A or the like, an indoor side wall 111b that is suspended from the indoor side end of the upper frame main body 111a, and an upper frame The outdoor side wall 111c hanging from the outdoor side end of the main body 111a, the central wall 111d hanging from near the center lower surface of the upper frame main body 111a, and the upper frame between the outdoor side wall 111c and the central wall 111d. It has the outdoor upper rail 111e suspended from the lower surface of the main body 111a.

金属上枠１１１の室内側壁部１１１ｂの下端室外側面には、内障子２の上框２１の室内側面に当接する気密材ｓ１１が取付溝等によって取り付けられており、室内側壁部１１１ｂの室内側面には、樹脂枠材１１２を取り付けるための係合部１１１ｆが形成されている。
また、金属上枠１１１の中央壁部１１１ｄの下端室外側面には、外障子３の上框３１の室内側面に当接する気密材ｓ１２が取付溝等によって取り付けられており、中央壁部１１１ｄの室内側面には、樹脂枠材１１３もしくは樹脂枠材１１４を取り付けるための係合部１１１ｇが上下に二か所形成されている。 An airtight material s11 that is in contact with the indoor side surface of the upper collar 21 of the inner shroud 2 is attached to the indoor side surface of the indoor side wall 111b on the outer side surface of the lower end of the indoor side wall 111b of the metal upper frame 111 by an attachment groove or the like. Is formed with an engaging portion 111f for attaching the resin frame material 112.
In addition, an airtight material s12 that is in contact with the inner side surface of the upper arm 31 of the outer cover 3 is attached to the outer side surface of the lower wall of the central wall portion 111d of the metal upper frame 111 by an attachment groove or the like. On the side surface, two engaging portions 111g for attaching the resin frame member 113 or the resin frame member 114 are formed at two locations in the vertical direction.

金属上枠１１１の室内側見付け面に配置される樹脂枠材１１２は、室内側壁部１１１ｂの係合部１１１ｆに係合されることで、室内側壁部１１１ｂの下端面から室内側面にかけて中空部１１２ａを形成しながら覆うように配置されている。
樹脂枠材１１２は、室内側壁部１１１ｂの下端面において気密材ｓ１１に当接もしくは近接するように配置されることで、金属上枠１１１の室内側壁部１１１ｂが室内側に露出することがない。そして、樹脂枠材１１２の内周室内側端には室内方向に延びる鍔部１１２ｂが形成されている。 The resin frame member 112 disposed on the indoor-side finding surface of the metal upper frame 111 is engaged with the engaging portion 111f of the indoor side wall portion 111b, so that the hollow portion 112a extends from the lower end surface of the indoor side wall portion 111b to the indoor side surface. It arrange | positions so that it may cover while forming.
The resin frame member 112 is disposed so as to be in contact with or close to the hermetic material s11 at the lower end surface of the indoor side wall portion 111b, so that the indoor side wall portion 111b of the metal upper frame 111 is not exposed to the indoor side. A flange 112b extending in the indoor direction is formed at the inner peripheral indoor side end of the resin frame member 112.

内、外障子２，３の閉鎖時において金属上枠１１１の内障子２側の内周面に配置される樹脂枠材１１３は、図２に示すように、上枠本体部１１１ａの内周（下）面に沿って配置される上壁部１１３ａと、上壁部１１３ａの室外側から下方に向けて設けられる断面中空形状の室外壁部１１３ｂと、室外壁部１１３ｂの下端より室内外両見込み方向に延設され金属上枠１１１の中央壁部１１１ｄの下端面から内障子２の上框２１の室外側面に近接する位置まで延びる断面中空形状の下壁部１１３ｃを有している。 As shown in FIG. 2, the resin frame member 113 disposed on the inner peripheral surface of the metal upper frame 111 on the inner impeller 2 side when the outer shoji 2 and 3 are closed has an inner periphery ( The upper wall portion 113a disposed along the lower surface, the outdoor wall portion 113b having a hollow cross section provided downward from the outdoor side of the upper wall portion 113a, and both indoors and outdoors from the lower end of the outdoor wall portion 113b. It has a lower wall portion 113c having a hollow cross section that extends in the direction and extends from the lower end surface of the central wall portion 111d of the metal upper frame 111 to a position close to the outdoor side surface of the upper collar 21 of the inner shoji 2.

そして、樹脂枠材１１３は、上壁部１１３ａの室内側端部を金属上枠１１１の室内側壁部１１１ｂの室外側上端に形成された係止部に係止するとともに、室外壁部１１３ｂおよび下壁部１１３ｃを中央壁部１１１ｄに形成された係合部１１１ｇに係合することにより、金属上枠１１１の上枠本体部１１１ａの室内側下面と中央壁部１１１ｄの室内側面を覆うとともに、下壁部１１３ｃの室内側端部が内障子２の上框２１の室外側面と近接することで、内、外障子２，３の閉鎖時において内障子２と上枠１１との間の空間が室外側に広く開放することを防いで室内へ冷熱が伝達されることを抑制している。 The resin frame member 113 locks the indoor side end portion of the upper wall portion 113a to a locking portion formed at the upper end on the outdoor side of the indoor side wall portion 111b of the metal upper frame 111, as well as the outdoor wall portion 113b and the lower wall portion 113b. By engaging the wall portion 113c with the engaging portion 111g formed on the central wall portion 111d, the lower surface of the upper frame main body portion 111a of the metal upper frame 111 and the indoor side surface of the central wall portion 111d are covered and Since the indoor side end of the wall 113c is close to the outdoor side surface of the upper collar 21 of the inner shoji 2, the space between the inner shoji 2 and the upper frame 11 is closed when the inner and outer shoji 2, 3 are closed. This prevents the heat from being widely opened to the outside and suppresses the transmission of cold heat to the room.

内、外障子２，３の閉鎖時において金属上枠１１１の外障子３側の内周面に配置される樹脂枠材１１４は、図３に示すように、上枠本体部１１１ａの内周（下）面に沿って配置される上壁部１１４ａと、上壁部１１４ａの室外側から下方に向けて設けられる断面中空形状の室外壁部１１４ｂと、室外壁部１１４ｂの下端より室内外見込み方向に延設され金属上枠１１１の中央壁部１１１ｄの下端面から内障子２の上框２１の室外側面に近接する位置まで延びる断面中空形状の下壁部１１４ｃと、上壁部１１４ａの室内側から下方に向けて設けられる室内壁部１１４ｄを有している。 The resin frame member 114 disposed on the inner peripheral surface of the metal upper frame 111 on the side of the outer panel 3 when the outer panel members 2 and 3 are closed is, as shown in FIG. Lower wall), the upper wall portion 114a disposed along the surface, the outdoor wall portion 114b having a hollow cross section provided downward from the outdoor side of the upper wall portion 114a, and the indoor / outdoor direction from the lower end of the outdoor wall portion 114b. A lower wall portion 114c having a hollow cross-section extending from the lower end surface of the central wall portion 111d of the metal upper frame 111 to a position close to the outdoor side surface of the upper collar 21 of the inner shoji 2, and the indoor side of the upper wall portion 114a It has the indoor wall part 114d provided toward the downward direction.

そして、樹脂枠材１１４は、室内壁部１１４ｄの下端を金属上枠１１１の室内側壁部１１１ｂに形成された気密材取付溝等の上面に係止するとともに、室外壁部１１４ｂおよび下壁部１１４ｃを中央壁部１１１ｄに形成された係合部１１１ｇに係合することにより、金属上枠１１１の室内側壁部１１１ｂと中央壁部１１１ｄとの間に配置され、金属上枠１１１の上枠本体部１１１ａの室内側下面と中央壁部１１１ｄの室内側面と室内側壁部１１１ｂの室外側面を覆っている。
樹脂枠材１１４は、室外壁部１１４ｂおよび下壁部１１４ｃが断面中空形状に形成されることで、また、金属上枠１１１に対して間隔をあけて配置されることで、内、外障子２，３の閉鎖時において外障子３の室内側の金属上枠１１１から室内へ冷熱が伝達されることを抑制することができる。 The resin frame member 114 locks the lower end of the indoor wall portion 114d to the upper surface of an airtight material mounting groove or the like formed in the indoor side wall portion 111b of the metal upper frame 111, and the outdoor wall portion 114b and the lower wall portion 114c. Is engaged between the inner side wall portion 111b of the metal upper frame 111 and the central wall portion 111d, and the upper frame main body portion of the metal upper frame 111 is engaged with the engaging portion 111g formed on the central wall portion 111d. The indoor side lower surface of 111a, the indoor side surface of the central wall part 111d, and the outdoor side surface of the indoor side wall part 111b are covered.
The resin frame member 114 is formed by forming the outdoor wall portion 114b and the lower wall portion 114c to have a hollow cross-sectional shape, and is arranged at a distance from the metal upper frame 111. , 3, it is possible to suppress the transfer of cold heat from the metal upper frame 111 on the indoor side of the external shoji 3 to the room.

（下枠の構成）
サッシの枠体１を構成する下枠１２は、図２，３に示すように、建物開口部に固定されアルミニウム等の金属からなる金属下枠１２１と、金属下枠１２１の室内側見付け面に見付け（左右）方向全長に亘って配置され樹脂材料からなる樹脂枠材１２２と、内、外障子２，３の閉鎖時において金属下枠１２１の外障子３側の内周（上）面に配置され樹脂材料からなる樹脂枠材１２３（図３）を有している。 (Bottom frame configuration)
As shown in FIGS. 2 and 3, the lower frame 12 constituting the sash frame 1 is attached to a metal lower frame 121 made of a metal such as aluminum and fixed to a building opening, and to a room-side finding surface of the metal lower frame 121. A resin frame 122 made of a resin material arranged over the entire length of the finding (left and right) direction and the inner peripheral (upper) surface of the metal lower frame 121 on the side of the outer obstacle 3 when the inner and outer obstacles 2 and 3 are closed. And a resin frame member 123 (FIG. 3) made of a resin material.

金属下枠１２１は、建物開口部の内周に配置されてアンカーＡ等に取り付けられる下枠本体部１２１ａと、下枠本体部１２１ａの室内側に立ち上り室内側見付け面を構成する立上り部１２１ｂと、立上り部１２１ｂの室内側見付け面が上方に延設されてなる室内側壁部１２１ｃと、立上り部１２１ｂの室外側面上方位置から室外側に向かって延設される気密材保持片部１２１ｄと、下枠本体部１２１ａの室外側上面に設けられる室外側下レール１２１ｅと、下枠本体部１２１ａの室外側端部が上方に屈曲されてなる室外側壁部１２１ｆを有している。 The metal lower frame 121 is arranged on the inner periphery of the opening of the building and is attached to the anchor A or the like, and a rising portion 121b that rises on the indoor side of the lower frame main body 121a and constitutes an indoor finding surface. An indoor side wall portion 121c in which the indoor-side finding surface of the rising portion 121b extends upward, an airtight material holding piece portion 121d extending from the position above the outdoor side surface of the rising portion 121b toward the outdoor side, It has an outdoor lower rail 121e provided on the outdoor upper surface of the frame main body 121a, and an outdoor outer wall 121f formed by bending the outdoor outer end of the lower frame main body 121a upward.

金属下枠１２１の室内側壁部１２１ｃの上端室外側面には、内障子２の下框２２の室内側面に当接する気密材ｓ２１（図２）もしくは後述する下レール部材１２５の固定部１２５ａを覆う気密カバー材ｓ２３（図３）が係合溝等によって取り付けられており、気密材保持片部１２１ｄの室外側端部には、外障子３の下框３２の室内側面に当接する気密材ｓ２２が取付溝等によって取り付けられている。
また、立上り部１２１ｂの上面には、樹脂枠材１２３もしくは室内側下レール１２６を配置するための係合部１２１ｈが形成されているとともに、立上り部１２１ｂおよび室内側壁部１２１ｃの室内側面には、樹脂枠材１２２を取り付けるための係合部１２１ｇが形成されている。
なお、金属下枠１２１の室外側壁部１２１ｆは、金属上枠１１１の室外側壁部１１１ｃとともに、図示しない網戸が走行するレールを構成してもよい。 An airtight material s21 (FIG. 2) that contacts the indoor side surface of the lower collar 22 of the inner shroud 2 or a fixing portion 125a of the lower rail member 125, which will be described later, is formed on the outer side surface of the upper end chamber of the indoor side wall 121c of the metal lower frame 121. A cover material s23 (FIG. 3) is attached by an engagement groove or the like, and an airtight material s22 that is in contact with the indoor side surface of the lower arm 32 of the shoji 3 is attached to the outdoor end of the airtight material holding piece 121d. It is attached by a groove or the like.
In addition, an engagement portion 121h for placing the resin frame member 123 or the indoor lower rail 126 is formed on the upper surface of the rising portion 121b, and on the indoor side surfaces of the rising portion 121b and the indoor side wall portion 121c, An engaging portion 121g for attaching the resin frame member 122 is formed.
The outdoor wall 121f of the metal lower frame 121 may constitute a rail on which a screen door (not shown) travels together with the outdoor wall 111c of the metal upper frame 111.

金属下枠１２１の室内側見付け面に配置される樹脂枠材１２２は、立上り部１２１ｂおよび室内側壁部１２１ｃの係合部１２１ｇに係合されることで、室内側壁部１２１ｃの上端面から室内側面にかけて中空部１２２ａを形成しながら覆うように配置されている
樹脂枠材１２２は、室内側壁部１２１ｃの上端面において気密材ｓ２１もしくは気密カバー材ｓ２３に当接もしくは近接するように配置されることで、金属下枠１２１の室内側壁部１２１ｂが室内側に露出することがない。そして、樹脂枠材１２２の内周室内側端には室内方向に延びる鍔部１２２ｂが形成されている。 The resin frame member 122 disposed on the indoor-side finding surface of the metal lower frame 121 is engaged with the engaging portion 121g of the rising portion 121b and the indoor side wall portion 121c, so that the upper side surface of the indoor side wall portion 121c extends to the indoor side surface. The resin frame member 122 is disposed so as to cover the airtight member s21 or the airtight cover member s23 on the upper end surface of the indoor side wall portion 121c. The indoor side wall 121b of the metal lower frame 121 is not exposed to the indoor side. A flange 122b extending in the indoor direction is formed at the inner peripheral indoor side end of the resin frame member 122.

樹脂枠材１２３は、立上り部１２１ｂの上面に固定するために室内側に形成された固定部１２３ａと、固定部１２３ａの室外側に延びる平板部１２３ｂを有し、固定部１２３ａを係合部１２１ｈに挿入させながらビス等の固定手段ｂにより固定することで、金属下枠１２１の立上り部１２１ｂの上面から気密材保持片部１２１ｄの上面にかけて覆うように配置されている。 The resin frame member 123 includes a fixing portion 123a formed on the indoor side in order to fix to the upper surface of the rising portion 121b, and a flat plate portion 123b extending to the outdoor side of the fixing portion 123a, and the fixing portion 123a is engaged with the engaging portion 121h. It is arranged so as to cover from the upper surface of the rising portion 121b of the metal lower frame 121 to the upper surface of the airtight material holding piece portion 121d by being fixed by a fixing means b such as a screw while being inserted into the metal frame.

樹脂枠材１２３の固定部１２３ａの上面には、アルミニウム等の金属からなり断面略Ｌ字状の下レール部材１２５が配置され、樹脂枠材１２３と下レール部材１２５の固定部１２５ａがビス等の固定手段により立上り部１２１ｂの上面に共締めされて固定されている。
そして、金属下枠１２１の室内側壁部１２１ｃの係合溝等に気密カバー材ｓ２３が取り付けられて、下レール部材１２５の固定部１２５ａの上面を覆うように配置されている。
樹脂枠材１２３は、気密材保持片部１２１ｄの室外側端部において、気密材ｓ２２に当接もしくは近接するように配置され、下レール部材１２５の固定部１２５ａが気密カバー材ｓ２３に覆われることで、内、外障子２，３の閉鎖時において、外障子３の室内側で金属下枠１２１が室内に露出することがない。
なお、内、外障子２，３の閉鎖状態における内障子２側に配置された室内側下レール１２６と、外障子３側に配置された下レール部材１２５とによって、内障子２の下レールが構成されている。 A lower rail member 125 made of a metal such as aluminum and having a substantially L-shaped cross section is disposed on the upper surface of the fixing portion 123a of the resin frame member 123, and the fixing portion 125a of the resin frame member 123 and the lower rail member 125 is made of a screw or the like. It is fastened and fixed to the upper surface of the rising portion 121b by a fixing means.
And the airtight cover material s23 is attached to the engagement groove etc. of the indoor side wall part 121c of the metal lower frame 121, and it arrange | positions so that the upper surface of the fixing | fixed part 125a of the lower rail member 125 may be covered.
The resin frame member 123 is disposed at the outdoor side end portion of the airtight material holding piece portion 121d so as to be in contact with or close to the airtight material s22, and the fixing portion 125a of the lower rail member 125 is covered with the airtight cover material s23. Thus, the metal lower frame 121 is not exposed to the room on the indoor side of the door 3 when the doors 2 and 3 are closed.
Note that the lower rail of the inner shoji 2 is formed by the indoor lower rail 126 disposed on the inner shroud 2 side in the closed state of the inner and outer shojis 2 and 3 and the lower rail member 125 disposed on the outer shoji 3 side. It is configured.

（左竪枠の構成）
サッシの枠体１を構成する左竪枠１３は、図４に示すように、建物開口部に固定されアルミニウム等の金属からなる金属左竪枠１３１と、金属左竪枠１３１の室内側内周面に見付け（上下）方向全長に亘って配置され樹脂材料からなる樹脂枠材１３２を有している。 (Portside frame configuration)
As shown in FIG. 4, the port frame 13 constituting the sash frame 1 is composed of a metal port frame 131 made of metal such as aluminum, which is fixed to the building opening, and an indoor inner periphery of the metal port frame 131. A resin frame member 132 made of a resin material is disposed over the entire length of the surface to be found (up and down).

金属左竪枠１３１は、建物開口部の内周に配置されアンカーＡ等に取り付けられる左竪枠本体部１３１ａと、左竪枠本体部１３１ａの室内側端内周面から内周方向に延び樹脂枠材１３２を係合するための係合片部１３１ｂと、左竪枠本体部１３１ａの見込み方向略中央やや室外側寄りから内周方向に延設された気密材取付部１３１ｃと、気密材取付部１３１ｃの室外側で左竪枠本体部１３１ａの内周面から内周方向に延設された引寄せ片部１３１ｄと、左竪枠本体部１３１ａの室外側端内周面から内周方向に延設された室外側壁部１３１ｅを有している。 The metal port frame 131 is disposed on the inner periphery of the opening of the building and is attached to the anchor A or the like. The metal port frame 131a is a resin extending in the inner peripheral direction from the inner peripheral surface of the indoor side end of the port frame main body 131a. An engagement piece 131b for engaging the frame member 132, an airtight material mounting portion 131c extending in the inner circumferential direction from the approximate center of the port frame main body 131a slightly toward the outdoor side, and the airtight material mounting A pulling piece 131d extending in the inner peripheral direction from the inner peripheral surface of the port side frame main body 131a on the outdoor side of the portion 131c, and an inner peripheral direction from the inner peripheral surface of the outer side end of the port frame main body 131a. It has the outdoor side wall part 131e extended.

金属左竪枠１３１の気密材取付部１３１ｃの室外側面には、外障子３の戸先框３３の室内側面に当接する気密材ｓ３２が取付溝等により取り付けられており、気密材取付部１３１ｃの室内側面には、樹脂枠材１３２の室外側端部を係止する係止部が形成されている。 An airtight material s32 that is in contact with the indoor side surface of the door toe 33 of the shoji 3 is attached to the outdoor side surface of the airtight material attaching portion 131c of the metal port frame 131 by an attachment groove or the like. A locking portion that locks the outdoor end of the resin frame member 132 is formed on the indoor side surface.

金属左竪枠１３１の室内側内周面に配置される樹脂枠材１３２は、複数の中空部を有しており、金属左竪枠１３１の係合片部１３１ｂと気密材取付部１３１ｃの係止部等によって金属左竪枠１３１の気密材取付部１３１ｃの室内側の内周面を覆うように配置されており、内、外障子２，３の閉鎖時において、金属左竪枠１３１の内周面から室内に冷熱が伝達されることを抑制している。
なお、室内側内周端から室内方向に延びる鍔部１３２ｃが形成されている。 The resin frame member 132 disposed on the inner peripheral surface on the indoor side of the metal port frame 131 has a plurality of hollow portions, and the engagement between the engagement piece portion 131b of the metal port frame 131 and the airtight material mounting portion 131c. It is arrange | positioned so that the inner peripheral surface of the indoor side of the airtight material attachment part 131c of the metal port frame 131 may be covered by a stop or the like, and the inner side of the metal port frame 131 when the outer shoji 2, 3 is closed. The transmission of cold heat from the peripheral surface to the room is suppressed.
A flange 132c extending in the indoor direction from the inner peripheral end of the room is formed.

（右竪枠の構成）
サッシの枠体１を構成する右竪枠１４は、図４に示すように、建物開口部に固定されアルミニウム等の金属からなる金属右竪枠１４１と、金属右竪枠１４１の室内側内周面に見付け（上下）方向全長に亘って配置され樹脂材料からなる樹脂枠材１４２を有している。 (Configuration of starboard frame)
As shown in FIG. 4, the starboard frame 14 constituting the sash frame 1 includes a metal starboard frame 141 made of a metal such as aluminum that is fixed to a building opening, and an indoor inner periphery of the metal starboard frame 141. A resin frame member 142 made of a resin material is disposed over the entire length in the direction of finding (up and down) on the surface.

金属右竪枠１４１は、建物開口部の内周に配置されアンカーＡ等に取り付けられる右竪枠本体部１４１ａと、右竪枠本体部１４１ａの室内側内周面から内周方向に延びる室内側壁部１４１ｂと、室内側壁部１４１ｂの室外側において右竪枠本体部１４１ａの内周面から内周方向に延設された引寄せ片部１４１ｃと、右竪枠本体部１４１ａの見込み方向ほぼ中央位置の内周面から内周方向に延設された中央壁部１４１ｄと、右竪枠本体部１４１ａの室外側端から内周方向に延設された室外側壁部１４１ｅを有している。 The metal starboard frame 141 includes a starboard frame main body 141a that is disposed on the inner periphery of the building opening and is attached to the anchor A or the like, and an indoor side wall that extends in the inner peripheral direction from the indoor inner peripheral surface of the starboard frame main body 141a. Portion 141b, a pulling piece 141c extending in the inner peripheral direction from the inner peripheral surface of starboard frame main body portion 141a on the outdoor side of indoor side wall portion 141b, and a prospective direction substantially center position of starboard frame main body portion 141a A central wall portion 141d extending in the inner peripheral direction from the inner peripheral surface of the inner wall surface and an outdoor side wall portion 141e extending in the inner peripheral direction from the outdoor side end of the starboard frame main body portion 141a.

金属右竪枠１４１の室内側壁部１４１ｂの室外側面には、内障子２の戸先框２４の室内側面に当接する気密材ｓ４１が取付溝等により取り付けられており、室内側面には、樹脂枠材１４２を係止する係合部１４１ｆが形成されている。 An airtight material s41 that is in contact with the indoor side surface of the door toe 24 of the inner shoji 2 is attached to the outdoor side surface of the indoor side wall 141b of the metal starboard frame 141 by an attachment groove or the like. An engaging portion 141f for locking the material 142 is formed.

金属右竪枠１４１の室内側見付け面に配置される樹脂枠材１４２は、室内側壁部１４１ｂの係合部１４１ｆに係合されることで、室内側壁部１４１ｂの内周端部から室内側面にかけて中空部１４２ａを形成しながら覆うように配置されている。
樹脂枠材１４２は、室内側壁部１４１ｂの内周端部において気密材ｓ４１に当接もしくは近接するように配置されることで、金属右竪枠１４１の室内側壁部１４１ｂが室内側に露出することがない。そして、樹脂枠材１４２の内周室内側端には室内方向に延びる鍔部１４２ｂが形成されている。 The resin frame member 142 arranged on the indoor-side finding surface of the metal starboard frame 141 is engaged with the engaging portion 141f of the indoor side wall portion 141b, so that it extends from the inner peripheral end portion of the indoor side wall portion 141b to the indoor side surface. It arrange | positions so that it may cover, forming the hollow part 142a.
The resin frame member 142 is disposed so as to be in contact with or close to the airtight material s41 at the inner peripheral end portion of the indoor side wall portion 141b, so that the indoor side wall portion 141b of the metal starboard frame 141 is exposed to the indoor side. There is no. A flange 142b extending in the indoor direction is formed at the inner peripheral indoor side end of the resin frame member 142.

（上框の構成）
内、外障子２，３を構成する上框２１，３１は、構造上ほぼ同一であるので、ここでは内障子２の上框２１を用いて説明する。
内障子２を構成する上框２１は、図２に示すように、アルミニウム等の金属からなる金属上框２１１と、金属上框２１１の室内側面に配置される樹脂上框２１２を有している。 (Composition of upper arm)
Since the upper collars 21 and 31 constituting the inner and outer shojis 2 and 3 are substantially the same in structure, the upper collar 21 of the inner shoji 2 will be described here.
As shown in FIG. 2, the upper collar 21 constituting the inner shoji 2 has a metal upper collar 211 made of a metal such as aluminum and a resin upper collar 212 disposed on the indoor side surface of the metal upper collar 211. .

金属上框２１１は、上框本体部２１１ａと、上框本体部２１１ａの内周（下方）に連設されるガラス間口部２１１ｂを有しており、上框本体部２１１ａの上端室内側とガラス間口部２１１ｂの下端室内側には、樹脂上框２１２を係止する上下の係止部が形成されている。
樹脂上框２１２は、上框本体部２１１ａの室内側面に配置される上方壁部２１２ａと、ガラス間口部２１１ｂの室内側面に配置される下方壁部２１２ｃと、上方壁部２１２ａと下方壁部２１２ｃとを連結する見込み壁部２１２ｂを有しており、上方壁部２１２ａと下方壁部２１２ｃには、それぞれ上、下中空部２１２ｄ，２１２ｅが形成されている。 The upper metal bowl 211 has an upper bowl body 211a and a glass front opening 211b that is connected to the inner periphery (downward) of the upper bowl body 211a. Upper and lower locking portions for locking the resin upper collar 212 are formed on the lower end chamber side of the front opening 211b.
The resin upper rod 212 includes an upper wall portion 212a disposed on the indoor side surface of the upper collar body portion 211a, a lower wall portion 212c disposed on the indoor side surface of the glass front end portion 211b, an upper wall portion 212a, and a lower wall portion 212c. The upper wall 212a and the lower wall 212c have upper and lower hollow portions 212d and 212e, respectively.

そして、上框本体部２１１ａの上端室内側とガラス間口部２１１ｂの下端室内側に形成される上下の係止部に対して係止されることで、樹脂上框２１２は金属上框２１１に対して空間を有して室内側に配置され、該空間および上、下中空部２１２ｄ，２１２ｅによって、内障子２の上框２１の断熱性能を向上させている。 Then, the resin upper collar 212 is fixed to the metal upper collar 211 by being latched to the upper and lower latching portions formed on the upper chamber interior side of the upper collar body portion 211a and the lower chamber interior side of the glass front opening 211b. The space and the upper and lower hollow portions 212d and 212e improve the heat insulating performance of the upper collar 21 of the inner shroud 2.

また、内、外障子２，３の閉鎖時において、上枠１１の室内側壁部１１１ｂに取り付けられた気密材ｓ１１が内障子２の上框２１の樹脂上框２１２の室内側に当接し、上枠１１の中央壁部１１１ｄに取り付けられた気密材ｓ１２が外障子３の上框３１の樹脂上框３１２の室内側に当接することで、上枠１１と内、外障子２，３の上方部位における気密ラインを構成している。 Further, when the inner and outer shoji 2, 3 are closed, the airtight material s11 attached to the indoor side wall 111b of the upper frame 11 comes into contact with the indoor side of the upper resin 212 of the upper arm 21 of the inner shoji 2, and the upper The airtight material s12 attached to the central wall portion 111d of the frame 11 is in contact with the interior side of the resin upper collar 312 of the upper collar 31 of the outer obstacle 3 so that the upper frame 11 and the upper parts of the outer obstacles 2 and 3 are located. The air-tight line is configured.

（下框の構成）
内障子２を構成する下框２２は、図２に示すように、アルミニウム等の金属からなる金属下框２２１と、金属下框２２１の室内側面に配置される樹脂材料からなる樹脂下框２２２を有している。
金属下框２２１は、下枠１２に設けられた下レールに案内される車輪（図示はない。）を収納する下框本体部２２１ａと、下框本体部２２１ａの内周に連設されるガラス間口部２２１ｂを有しており、下框本体部２２１ａの下端室内側とガラス間口部２２１ｂの上端室内側には、樹脂下框２２２を係止する上下の係止部が形成されている。
樹脂下框２２２は、複数の中空部を有し、金属下框２２１に形成される上下の係止部に係止され金属下框２２１の室内側に配置されることで、複数の中空部が下框本体部２２１ａ及びガラス間口部２２１ｂの室内側に配置され、内障子２の下框２２の断熱性能を向上させている。 (Composition of Shimojo)
As shown in FIG. 2, the lower arm 22 constituting the inner shoji 2 includes a metal lower arm 221 made of a metal such as aluminum and a resin lower arm 222 made of a resin material disposed on the indoor side surface of the metal lower arm 221. Have.
The metal lower rod 221 is composed of a lower rod main body 221a that houses a wheel (not shown) guided by a lower rail provided on the lower frame 12, and a glass that is connected to the inner periphery of the lower iron main body 221a. An opening portion 221b is provided, and upper and lower engaging portions for engaging the resin lower eyelid 222 are formed on the lower end indoor side of the lower eyelet main body portion 221a and the upper end indoor side of the glass front end portion 221b.
The resin lower rod 222 has a plurality of hollow portions, and is engaged with the upper and lower engaging portions formed on the metal lower rod 221 so as to be disposed on the indoor side of the metal lower rod 221 so that the plurality of hollow portions are formed. It arrange | positions at the room inner side of the lower armor main-body part 221a and the glass front-portion part 221b, and is improving the heat insulation performance of the lower armor 22 of the inner shoji 2. FIG.

外障子３を構成する下框３２は、図２，３に示すように、アルミニウム等の金属からなる金属下框３２１と、金属下框３２１の室内側に配置される樹脂材料からなる樹脂下框３２２を有している。
金属下框３２１は、下枠１２に設けられた室内側レールに案内される車輪ｗを収納する下框本体部３２１ａと、下框本体部３２１ａの内周に連設されるガラス間口部３２１ｂを有しており、下框本体部３２１ａの下端室内側とガラス間口部３２１ｂの上端室内側には、樹脂下框３２２を係止する上下の係止部が形成されている。
樹脂下框３２２は、複数の中空部を有し、金属下框３２１に形成される上下の係止部に係止され金属下框３２１の室内側に配置されることで、複数の中空部が下框本体部３２１ａ及びガラス間口部３２１ｂの室内側に配置され、外障子３の下框３２の断熱性能を向上させている。 As shown in FIGS. 2 and 3, the lower collar 32 constituting the external shoji 3 includes a metal lower collar 321 made of a metal such as aluminum and a resin lower collar made of a resin material disposed on the indoor side of the metal lower collar 321. 322.
The metal lower rod 321 includes a lower rod main body portion 321a that houses a wheel w guided by an indoor rail provided on the lower frame 12, and a glass front opening 321b that is connected to the inner periphery of the lower rod main body portion 321a. The upper and lower locking portions for locking the resin lower jar 322 are formed on the lower chamber interior side of the lower jar body 321a and the upper chamber interior side of the glass front 321b.
The resin lower collar 322 has a plurality of hollow portions, and is engaged with the upper and lower engaging portions formed on the metal lower collar 321 and arranged on the indoor side of the metal lower collar 321, so that the plurality of hollow portions are formed. It arrange | positions in the room | chamber interior of the lower armor main-body part 321a and the glass front-opening part 321b, and is improving the heat insulation performance of the lower armor 32 of the external shoji 3. FIG.

（戸先框の構成）
内、外障子２，３を構成する戸先框２４，３３は、構造上ほぼ同一であるので、ここでは内障子２の戸先框２４を用いて説明する。
内障子２を構成する戸先框２４は、図４に示すように、アルミニウム等の金属からなる金属戸先框２４１と、金属戸先框２４１の室内側面に配置され樹脂材料からなる樹脂戸先框２４２を有している。 (Composition of the door toe)
Since the door toe cages 24 and 33 constituting the inner and outer shojis 2 and 3 are substantially the same in structure, the door toe cage 24 of the inner shoji 2 will be described here.
As shown in FIG. 4, the door toe 24 constituting the inner shoji 2 includes a metal door toe 241 made of a metal such as aluminum, and a resin door to be made of a resin material disposed on the indoor side surface of the metal door toe 241. It has a ridge 242.

金属戸先框２４１は、戸先側に引寄せブロックｆを装着する開口溝が形成された戸先框本体部２４１ａと、戸先框本体部２４１ａの内周に連設されるガラス間口部２４１ｂを有しており、戸先框本体部２４１ａの開口溝に引寄せブロックｆが配置されるとともに、開口溝を構成する室外側壁の戸先側先端部には右竪枠１４との間を気密する気密材ｓ４２が取り付けられている。
戸先框本体部２４１ａの開口溝を構成する室内側壁の戸先側先端部およびガラス間口部２４１ｂの室内側内周端部には、樹脂戸先框２４２を係止する係止部が形成されている。 The metal door toe 241 includes a door toe main body 241a in which an opening groove for mounting the drawing block f is formed on the door end side, and a glass front opening 241b that is connected to the inner periphery of the door toe main body 241a. The drawing block f is arranged in the opening groove of the door toe main body 241a, and the space between the starboard frame 14 is hermetically sealed at the front end of the outdoor wall constituting the opening groove. An airtight material s42 is attached.
A locking portion that locks the resin door rod 242 is formed at the door tip side tip of the indoor side wall that forms the opening groove of the door rod main body 241a and the indoor side inner peripheral end of the glass front opening 241b. ing.

樹脂戸先框２４２は、戸先框本体部２４１ａの室内側面を覆う戸先側部２４２ａとガラス間口部２４１ｂの室内側面を覆う間口側部２４２ｃと戸先側部２４２ａと間口側部２４２ｃとを連結する見込み方向に延びる断面中空形状の見込み壁部２４２ｂを有している。
そして、戸先框本体部２４１ａおよびガラス間口部２４１ｂに形成される係止部に係止されて金属戸先框２４１の室内側に配置されることで戸先框２４の断熱性能を向上させている。
また、内、外障子２，３の閉鎖状態において、右竪枠１４と内障子２との間においては、樹脂材料からなる樹脂戸先框２４２の戸先側部２４２ａと見込み壁部２４２ｂ及び右竪枠１４の樹脂枠材１４２とによって半密閉もしくは密閉空間Ｓを形成し、左竪枠１３と外障子３との間においては、樹脂材料からなる樹脂戸先框３３２の戸先側部３３２ａと見込み壁部３３２ｂ及び左竪枠１３の樹脂枠材１３２とによって半密閉もしくは密閉空間Ｓを形成し、枠と障子間における断熱性能を向上させている。 The resin door toe 242 includes a door toe side 242a that covers the indoor side of the door toe main body 241a, a front side 242c that covers the indoor side of the glass front 241b, a door side 242a, and a front side 242c. It has a prospective wall portion 242b having a hollow cross section extending in the prospective direction to be connected.
And the heat insulation performance of the door toe wall 24 is improved by being locked by the locking part formed in the door toe wall main body part 241a and the glass front end part 241b and being arranged on the indoor side of the metal door toe wall 241. Yes.
Further, in the closed state of the inner and outer shojis 2 and 3, between the starboard frame 14 and the inner shoji 2, the door end side portion 242a and the prospective wall portion 242b of the resin door toe rod 242 made of a resin material and the right A semi-enclosed or sealed space S is formed by the resin frame member 142 of the cage frame 14, and the door-end side portion 332 a of the resin door-to-end cage 332 made of a resin material is provided between the left frame 13 and the outer screen 3. A semi-sealed or sealed space S is formed by the prospective wall portion 332b and the resin frame member 132 of the port side frame 13, thereby improving the heat insulation performance between the frame and the shoji.

（召合框の構成）
内障子２を構成する召合框２３は、図４に示すように、アルミニウム等の金属からなる金属召合框２３１と、金属召合框２３１の外周側面および室内側面に配置される樹脂部材からなる樹脂召合框２３２を有している。
金属召合框２３１は、中空部を有し室外側面に気密材ｓ５２が取り付けられるとともにＬ形片が形成された召合框本体部２３１ａと、召合框本体部２３１ａの内周に連設されるガラス間口部２３１ｂを有しており、召合框本体部２３１ａとガラス間口部２３１ｂの外周側面および室内側面には、樹脂召合框２３２を係止する複数の係止部が形成されている。
樹脂召合框２３２は、見込み方向および見付け方向にならぶ複数の中空部を有し、金属召合框２３１に形成される係止部に係止され金属召合框２３１の外周側面から室内側面にかけて配置されることで、金属召合框２３１との間に複数の空間を形成するとともに、中空部を配置した状態で固定されることで召合框２３の断熱性能を向上させている。 (Composition of summons)
As shown in FIG. 4, the summon cage 23 constituting the inner shoji 2 includes a metal summit cage 231 made of a metal such as aluminum, and a resin member disposed on the outer peripheral side surface and the indoor side surface of the metal summit cage 231. It has a resin summon box 232.
The metal summon bowl 231 is connected to the inner periphery of the summit bowl main body 231a having a hollow portion and an airtight material s52 attached to the outdoor side surface and having an L-shaped piece formed thereon, and the sump bowl main body 231a. And a plurality of locking portions for locking the resin sump 232 are formed on the outer peripheral side surface and the indoor side surface of the summit main body 231a and the glass front portion 231b. .
The resin summon bowl 232 has a plurality of hollow portions that are aligned in the prospective direction and the finding direction. The resin summit bowl 232 is locked to a locking portion formed on the metal sump bowl 231 and extends from the outer peripheral side surface to the indoor side surface of the metal sump bowl 231. By arrange | positioning, while forming several space between the metal summons 231, the heat insulation performance of the summons 23 is improved by fixing in the state which has arrange | positioned the hollow part.

外障子３を構成する召合框３４は、図４に示すように、アルミニウム等の金属からなる金属召合框３４１と、金属召合框３４１の室内側の内周部に配置される樹脂材料からなる樹脂召合框３４２を有している。
金属召合框３４１は、中空部を有し室内側面に内障子２の金属召合框２３１の室外側面に形成されたＬ形片と協働して煙返しを形成するＬ形片が形成された召合框本体部３４１ａと、召合框本体部３４１ａの内周に連設されるガラス間口部３４１ｂを有しており、ガラス間口部３４１ｂを構成する室内側の間口壁は中空部を有している。 As shown in FIG. 4, the summon bowl 34 constituting the shoji 3 is a metal summit bowl 341 made of a metal such as aluminum, and a resin material disposed on the inner peripheral portion of the metal summit bowl 341 on the indoor side. It has a resin sump 342 made of
The metal summoning bowl 341 has a hollow portion, and an L-shaped piece that forms smoke return in cooperation with the L-shaped piece formed on the outdoor side surface of the metal summoning collar 231 of the inner shoji 2 is formed on the indoor side surface. And the glass front 341b connected to the inner periphery of the sump main body 341a, and the indoor front wall constituting the glass front 341b has a hollow portion. doing.

樹脂召合框３４２は、金属召合框３４１のガラス間口部３４１ｂの室内側の間口壁の内周端に取り付けられており、内、外障子３の閉鎖状態において、内障子２の召合框２３に取り付けられた気密材ｓ５２が当接することで、外障子３の召合框３４の金属召合框３４１が室内側に露出することを抑制して、断熱性能を向上させている。 The resin summon 342 is attached to the inner peripheral end of the indoor front wall of the glass front portion 341b of the metal summon 341. When the airtight material s52 attached to 23 is in contact, the metal sump 341 of the summon cage 34 of the external shoji 3 is suppressed from being exposed to the indoor side, and the heat insulation performance is improved.

（下枠と下框間の断熱構造）
以上のように、本実施形態の断熱サッシにおいては、枠体１および内、外障子２，３を構成する枠材および框材が、金属部材の室内側に樹脂部材が配置されて形成されているので、枠体１および内、外障子２，３における断熱性能を向上させることができる。
そして、本実施形態の断熱サッシにおいては、枠体１の枠材と内、外障子２，３の框材との間に生じる間隙に対しても断熱性能を向上させるための構成が採用されている。
以下に、上記断熱性能を向上させるための構成について、図５、６に示す、下枠と下框との間の構成を用いて、説明する。 (Heat insulation structure between the lower frame and the lower frame)
As described above, in the heat insulating sash of the present embodiment, the frame body 1 and the frame material and the saddle material that constitute the outer shoji 2, 3 are formed by arranging the resin member on the indoor side of the metal member. Therefore, the heat insulation performance in the frame 1 and the inner and outer shojis 2 and 3 can be improved.
And in the heat insulation sash of this embodiment, the structure for improving heat insulation performance is employ | adopted also with respect to the gap | interval which arises between the frame material of the frame 1, and the inner material of the outer shoji 2,3. Yes.
Below, the structure for improving the said heat insulation performance is demonstrated using the structure between a lower frame and a lower arm shown in FIG.

枠体１を構成する下枠（枠材）１２の金属下枠１２１の室内側見付け面には、図２，３に示すように、全長に亘って樹脂枠材１２２が配置されており、内、外障子２，３の閉鎖時に室内側に露出する外障子３の室内側において金属下枠１２１の内周面には、図３に示すように、樹脂枠材１２３が配置されている。 As shown in FIGS. 2 and 3, a resin frame material 122 is disposed over the entire length of the interior-side finding surface of the metal lower frame 121 of the lower frame (frame material) 12 constituting the frame body 1. As shown in FIG. 3, a resin frame member 123 is disposed on the inner peripheral surface of the metal lower frame 121 on the indoor side of the external obstacle 3 exposed to the indoor side when the external obstacles 2 and 3 are closed.

一方、内障子２を構成する下框２２の樹脂下框２２２は、図５に示すように、金属下框２２１の下框本体部２２１ａの室内側面を覆う室外側壁２２２ａと、室外側壁２２２ａの上方部位に対して見込み方向にならぶ複数の中空部２２２ｂ，２２２ｃ，２２２ｄを有しており、複数の中空部２２２ｂ，２２２ｃ，２２２ｄのうち最も室内側の中空部２２２ｄは、他の室外側の中空部２２２ｂ，２２２ｃに対して上方に延びており、金属下框２２１のガラス間口部２２１ｂの室内側面を覆う室内側壁を構成している。 On the other hand, as shown in FIG. 5, the resin lower arm 222 of the lower arm 22 constituting the inner shoji 2 includes an outdoor side wall 222a that covers the indoor side surface of the lower arm main body 221a of the metal lower arm 221, and an upper side of the outdoor wall 222a. A plurality of hollow portions 222b, 222c, and 222d aligned in a prospective direction with respect to the portion, and the most indoor-side hollow portion 222d among the plurality of hollow portions 222b, 222c, and 222d is a hollow portion on the other outdoor side It extends upward with respect to 222b and 222c, and constitutes an indoor side wall that covers the indoor side surface of the glass front portion 221b of the metal lower collar 221.

金属下框２２１の室内側面に固定された樹脂下框２２２の複数の中空部２２２ｂ，２２２ｃ，２２２ｄの下面はほぼ水平で面一に形成されており、下枠１２の樹脂枠材１２２の内周面に対して空間Ｓ１を挟んで対向するように配置されている。 The lower surfaces of the plurality of hollow portions 222b, 222c, and 222d of the resin lower rod 222 fixed to the indoor side surface of the metal lower rod 221 are substantially horizontal and flush with each other, and the inner periphery of the resin frame member 122 of the lower frame 12 It is arranged so as to face the surface across the space S1.

本実施形態における断熱サッシの内障子２の下框２２の金属下框２２１は、ガラス部分における断熱性能向上等のために、ガラス間口部２２１ｂが下框本体部２２１ａに比べて見込み方向に幅広に形成されており、ガラス間口部２２１ｂが下框本体部２２１ａに対して室内側に突出するように形成されている。
そのため、下框２２の樹脂下框２２２は、室内側に突出するガラス間口部２２１ｂの室内側下面を覆う見込み方向に並んだ複数の中空部２２２ｂ，２２２ｃ，２２２ｄを有しており、下枠１２の樹脂枠材１２２の内周面と下框２２の樹脂下框２２２の外周面との対向部分に形成される空間Ｓ１は、見込み方向に所定の寸法Ｌ１を有している。 In the present embodiment, the lower metal plate 221 of the lower cover 22 of the inner sash 2 of the heat insulating sash has a glass opening 221b wider in the prospective direction than the lower main body 221a in order to improve the heat insulation performance in the glass portion. It is formed, and the glass opening 221b is formed so as to protrude to the indoor side with respect to the lower eyelid main body 221a.
Therefore, the resin lower rod 222 of the lower rod 22 has a plurality of hollow portions 222b, 222c, and 222d arranged in a prospective direction that covers the lower surface on the indoor side of the glass front portion 221b protruding to the indoor side. The space S 1 formed in the facing portion between the inner peripheral surface of the resin frame member 122 and the outer peripheral surface of the resin lower collar 222 of the lower collar 22 has a predetermined dimension L 1 in the expected direction.

そして、樹脂下框２２２の下面には、見付け（左右）方向の全長に亘って２条のヒレ片(気密片)２２２ｅ，２２２ｆが設けられており、その先端は下枠１２の樹脂枠材１２２の内周面に近接している。
このように、下枠１２の樹脂枠材１２２の内周面と下框２２の樹脂下框２２２の外周面との対向部分に形成される空間Ｓ１は、樹脂枠材１２２，樹脂下框２２２および室内側のヒレ片(気密片) ２２２ｅにより囲まれる見込み方向に所定の寸法Ｌ１を有する半密閉空間Ｓ１として形成されている。
なお、本実施形態の断熱サッシにおいては、２条のヒレ片(気密片)２２２ｅ，２２２ｆの先端と下枠１２の樹脂枠材１２２の内周面との間隔は、戸車調整分を含んで０〜４ｍｍに設定されており、少なくとも４ｍｍ以上の隙間が生じないようにしているとともに、所定の寸法Ｌ１は２０ｍｍと設定されている。しかし、ヒレ片(気密片)２２２ｅ，２２２ｆの先端と下枠１２の樹脂枠材１２２の内周面との間隔および所定の寸法Ｌ１は、樹脂枠材１２２と樹脂下框２２２との間に形成される空間Ｓ１が断熱性を向上させる密閉空間または半密閉空間とすることができる寸法であればよく、特に限定されるものではない。。 The bottom surface of the resin lower rod 222 is provided with two fin pieces (airtight pieces) 222e and 222f over the entire length in the finding (left and right) direction, and the tip thereof is the resin frame member 122 of the lower frame 12. It is close to the inner peripheral surface.
As described above, the space S1 formed in the facing portion between the inner peripheral surface of the resin frame member 122 of the lower frame 12 and the outer peripheral surface of the resin lower member 222 of the lower collar 22 is composed of the resin frame member 122, the resin lower collar 222, and It is formed as a semi-enclosed space S1 having a predetermined dimension L1 in a prospective direction surrounded by an indoor fin piece (airtight piece) 222e.
In the heat insulating sash of the present embodiment, the distance between the tips of the two fin pieces (airtight pieces) 222e and 222f and the inner peripheral surface of the resin frame member 122 of the lower frame 12 is 0 including the adjustment amount of the door pulley. The gap is set to ˜4 mm so that a gap of at least 4 mm is not generated, and the predetermined dimension L1 is set to 20 mm. However, the distance between the tips of the fin pieces (airtight pieces) 222e and 222f and the inner peripheral surface of the resin frame member 122 of the lower frame 12 and the predetermined dimension L1 are formed between the resin frame member 122 and the resin lower rib 222. The space S 1 is not particularly limited as long as the space S 1 can be a sealed space or a semi-sealed space that improves heat insulation. .

さらに、２条のヒレ片２２２ｅ，２２２ｆの先端は室外側に湾曲させており、ヒレ片２２２ｅ，２２２ｆと樹脂枠材１２２の内周面との間隔が０ｍｍとなった場合であっても、ヒレ片２２２ｅ，２２２ｆの先端が巻き込まれることを防いで、内障子２の開閉抵抗が増大することのないように形成されている。 Further, the tips of the two fin pieces 222e and 222f are curved to the outdoor side, and even when the distance between the fin pieces 222e and 222f and the inner peripheral surface of the resin frame member 122 is 0 mm, The ends of the pieces 222e and 222f are prevented from being caught, and the opening / closing resistance of the inner limb 2 is not increased.

２条のヒレ片のうち室内側に設けられるヒレ片２２２ｅは、樹脂下框２２２の室内側面が延長するよう形成され、樹脂下框２２２の室内側面と面一に形成されており、意匠性を向上させている。
また、室内側のヒレ片２２２ｅの室外側に設けられるヒレ片２２２ｆは、見込み方向で樹脂下框２２２の室外側面と室内側のヒレ片２２２ｅとのほぼ中間位置に設けられており、樹脂枠材１２２の内周面と樹脂下框２２２の外周面との対向部分の半密閉の断熱空間Ｓ１を見込み方向に分割して、断熱性能をさらに向上させている。 Of the two fin pieces, the fin piece 222e provided on the indoor side is formed so that the indoor side surface of the resin lower rod 222 extends, and is formed flush with the indoor side surface of the resin lower rod 222. It is improving.
Further, the fin piece 222f provided on the outdoor side of the indoor fin piece 222e is provided at a substantially intermediate position between the outdoor side surface of the resin lower rod 222 and the indoor fin piece 222e in the prospective direction. The heat insulation performance is further improved by dividing the semi-sealed heat insulation space S1 of the facing portion between the inner peripheral surface of 122 and the outer peripheral surface of the resin lower collar 222 in the expected direction.

外障子３を構成する下框３２の樹脂下框３２２は、図６に示すように、金属下框３２１の下框本体部３２１ａの室内側面を覆う室外側壁３２２ａと、室外側壁３２２ａの上方部位に対して見込み方向に所定の寸法を有する中空部３２２ｂと、中空部３２２ｂの上面室内側から上方に延びて金属下框２２１のガラス間口部３２１ｂの室内側面を覆う断面中空形状の室内側壁３２２ｃを有している。
樹脂下框３２２の中空部３２２ｂの下面はほぼ水平で面一に形成されており、下枠１２の樹脂枠材１２３の内周面に対して空間Ｓ２を挟んで対向するように配置されている。 As shown in FIG. 6, the resin lower arm 322 of the lower arm 32 constituting the external shoji 3 is provided on the outdoor side wall 322a that covers the indoor side surface of the lower arm main body 321a of the metal lower arm 321, and on the upper portion of the outdoor side wall 322a. On the other hand, it has a hollow portion 322b having a predetermined dimension in the prospective direction, and an indoor side wall 322c having a hollow cross section that extends upward from the upper chamber interior side of the hollow portion 322b and covers the indoor side surface of the glass front opening 321b of the metal lower bar 221. doing.
The lower surface of the hollow portion 322b of the resin lower collar 322 is formed to be substantially horizontal and flush with the inner peripheral surface of the resin frame member 123 of the lower frame 12 so as to face the space S2. .

本実施形態における断熱サッシの外障子３の下框３２の金属下框３２１は、ガラス部分における断熱性能向上等のために、ガラス間口部３２１ｂが下框本体部３２１ａに比べて見込み方向に幅広に形成されており、ガラス間口部３２１ｂが下框本体部３２１ａに対して室内側に突出するように形成されている。
そのため、下框３２の樹脂下框３２２は、室内側に突出するガラス間口部３２１ｂの室内側下面を覆う見込み方向に所定の寸法を有する中空部３２２ｂを有しており、下枠１２の樹脂枠材１２３の内周面と下框３２の樹脂下框３２２の外周面との対向部分に形成される空間Ｓ２は、見込み方向に所定の寸法Ｌ２を有している。 In the present embodiment, the lower metal plate 321 of the lower cover 32 of the outer sash 3 of the heat insulating sash has a glass opening 321b wider in the prospective direction than the lower main body 321a in order to improve the heat insulation performance in the glass portion. It is formed, and it is formed so that the glass front opening 321b protrudes indoors with respect to the lower eyelid main body 321a.
Therefore, the resin lower rod 322 of the lower rod 32 has a hollow portion 322b having a predetermined dimension in a prospective direction covering the lower surface on the indoor side of the glass front portion 321b protruding to the indoor side, and the resin frame of the lower frame 12 A space S 2 formed in the facing portion between the inner peripheral surface of the material 123 and the outer peripheral surface of the resin lower collar 322 of the lower collar 32 has a predetermined dimension L 2 in the prospective direction.

そして、樹脂下框３２２の下面には、見付け（左右）方向の全長に亘って２条のヒレ片（気密片）３２２ｄ，３２２ｅが設けられており、２条のヒレ片３２２ｄ，３２２ｅの先端は下枠１２の樹脂枠材１２３の内周面に近接している。
このように、下枠１２の樹脂枠材１２３の内周面と下框３２の樹脂下框３２２の外周面との対向部分に形成される空間Ｓ２は、樹脂枠材１２３，樹脂下框３２２および室内側のヒレ片３２２ｄにより囲まれる見込み方向に所定の寸法Ｌ２を有する半密閉空間Ｓ２として形成されている。
なお、本実施形態の断熱サッシにおいては、２条のヒレ片（気密片）３２２ｄ，３２２ｅの先端と下枠１２の樹脂枠材１２３の内周面との間隔は戸車調整分を含んで０〜４ｍｍに設定されており、少なくとも４ｍｍ以上の隙間が生じないようにしているとともに、所定の寸法Ｌ２は２０ｍｍと設定されている。しかし、ヒレ片(気密片) ３２２ｄ，３２２ｅの先端と下枠１２の樹脂枠材１２３の内周面との間隔および所定の寸法Ｌ２は、樹脂枠材１２３と樹脂下框３２２との間に形成される空間Ｓ２が断熱性を向上させる密閉空間または半密閉空間とすることができる寸法であればよく、特に限定されるものではない。 The bottom surface of the resin lower rod 322 is provided with two fin pieces (airtight pieces) 322d and 322e over the entire length in the direction of finding (left and right), and the tips of the two fin pieces 322d and 322e are It is close to the inner peripheral surface of the resin frame member 123 of the lower frame 12.
Thus, the space S2 formed in the facing portion between the inner peripheral surface of the resin frame member 123 of the lower frame 12 and the outer peripheral surface of the resin lower member 322 of the lower collar 32 is composed of the resin frame member 123, the resin lower collar 322, and It is formed as a semi-enclosed space S2 having a predetermined dimension L2 in the prospective direction surrounded by the indoor fin piece 322d.
In the heat insulating sash of the present embodiment, the distance between the tip of the two fin pieces (airtight pieces) 322d and 322e and the inner peripheral surface of the resin frame member 123 of the lower frame 12 includes the adjustment amount of the door pulley. The gap is set to 4 mm so that a gap of at least 4 mm is not generated, and the predetermined dimension L2 is set to 20 mm. However, the gap between the tip of the fin pieces (airtight pieces) 322d and 322e and the inner peripheral surface of the resin frame member 123 of the lower frame 12 and the predetermined dimension L2 are formed between the resin frame member 123 and the resin lower collar 322. The space S 2 is not particularly limited as long as the space S 2 can be a sealed space or a semi-sealed space that improves heat insulation.

さらに、２条のヒレ片３２２ｄ，３２２ｅの先端は室外側に湾曲させており、ヒレ片３２２ｄ，３２２ｅと樹脂枠材１２３の内周面との間隔が０ｍｍとなった場合であっても、ヒレ片３２２ｄ，３２２ｅの先端が巻き込まれることを防いで、外障子３の開閉抵抗が増大することのないように形成されている。 Further, the tips of the two fin pieces 322d and 322e are curved outward, and even when the distance between the fin pieces 322d and 322e and the inner peripheral surface of the resin frame member 123 is 0 mm, The ends of the pieces 322d and 322e are prevented from being caught and the open / close resistance of the outer cover 3 is not increased.

２条のヒレ片のうち室内側に設けられるヒレ片３２２ｄは、樹脂下框３２２の室内側面が延長するよう形成され、樹脂下框３２２の室内側面と面一に形成されており、意匠性を向上させている。
また、室内側のヒレ片３２２ｄの室外側に設けられるヒレ片３２２ｅは、見込み方向で樹脂下框３２２の室外側面と室内側のヒレ片３２２ｄとのほぼ中間位置に設けられており、樹脂枠材１２３の内周面と樹脂下框３２２の外周面との対向部分の半密閉の断熱空間Ｓ２を見込み方向に分割して、断熱性能をさらに向上させている。 Of the two fin pieces, the fin piece 322d provided on the indoor side is formed so that the indoor side surface of the resin lower rod 322 extends, and is formed flush with the indoor side surface of the resin lower rod 322. It is improving.
Further, the fin piece 322e provided on the outdoor side of the indoor fin piece 322d is provided at a substantially intermediate position between the outdoor side surface of the resin lower collar 322 and the indoor fin piece 322d in the prospective direction, and is a resin frame member. The heat insulation performance is further improved by dividing the semi-sealed heat insulation space S 2 of the facing portion between the inner peripheral surface of 123 and the outer peripheral surface of the resin lower collar 322 in the prospective direction.

以上のように、本実施形態の断熱サッシにおいては、枠体および障子を金属部材の室内側に樹脂部材を配置して構成することで高い断熱性能を付与すると共に、枠体と障子の室内側に配置された樹脂部材によって見込み方向に所定の寸法を有する空間を形成し、さらに、樹脂部材に設けたヒレ片によって見込み方向に所定の寸法を有する半密閉空間として形成することで、障子の開閉抵抗を増大させることなく、枠体と障子との間の空間からの冷熱の伝達をさらに抑制することができる。 As described above, in the heat insulating sash of the present embodiment, the frame and the shoji are provided by arranging the resin member on the indoor side of the metal member to provide high heat insulating performance, and the frame and the shoji indoor side. Opening and closing of the shoji is formed by forming a space having a predetermined dimension in the prospective direction by the resin member arranged in the space and further forming a semi-enclosed space having a predetermined dimension in the prospective direction by the fin piece provided in the resin member. The transmission of cold heat from the space between the frame and the shoji can be further suppressed without increasing the resistance.

なお、本実施形態の断熱サッシにおいては、樹脂下框に設けた２条のヒレ片は、樹脂下框２２２，３２２と同一の硬質樹脂材料によって一体的に形成しても、また、軟質樹脂材料を一体的に形成してもよく、また、別体で形成したヒレ片を取り付ける構成としてもよい。また、ヒレ片の数も何ら限定されるものではない。さらに、上記実施形態においては、ヒレ片は対向する樹脂部材に対して近接するもので当接してはいないが、当接させてもよい。
また、下枠の樹脂部材の内周面と下框の樹脂框材の外周面は、見込み方向に所定の寸法が形成できれば、特に、水平に対向するものでなくてもよい。
さらに、本実施形態の断熱構造は、下枠と下框との間に限定されるものではなく、上枠と上框との間に形成されるものでも、また、障子の開閉方向によっては、竪枠と竪框との間に形成されるものでもよく、場合によって、樹脂下框に設けられていたヒレ片は、枠体の樹脂部材側に形成されるものでもよい。
また、本実施形態の断熱サッシは、金属枠体と樹脂部材および金属框材と樹脂框材とからなる複合サッシを用いて説明したが、本発明が採用されるサッシは複合サッシに限るものではなく、主に樹脂で形成された樹脂サッシにおいても採用することができる。 In the heat insulating sash of the present embodiment, the two fin pieces provided on the resin lower shell may be integrally formed of the same hard resin material as the resin lower ribs 222 and 322, or may be a soft resin material. May be integrally formed, or a fin piece formed separately may be attached. Further, the number of fins is not limited at all. Furthermore, in the said embodiment, although a fin piece adjoins with respect to the resin member which opposes, and is not contact | abutting, you may make it contact.
Further, the inner peripheral surface of the resin member of the lower frame and the outer peripheral surface of the lower resin member need not be horizontally opposed as long as a predetermined dimension can be formed in the expected direction.
Furthermore, the heat insulating structure of the present embodiment is not limited between the lower frame and the lower heel, and may be formed between the upper frame and the upper heel, and depending on the opening / closing direction of the shoji, It may be formed between the collar frame and the collar, and in some cases, the fin piece provided on the resin lower collar may be formed on the resin member side of the frame body.
Moreover, although the heat insulation sash of this embodiment was demonstrated using the composite sash which consists of a metal frame, a resin member, a metal brazing material, and a resin brazing material, the sash to which this invention is employ | adopted is not restricted to a composite sash. However, it can also be employed in a resin sash formed mainly of a resin.

１：枠体
１１：上枠
１１１：金属上枠
１１２：樹脂枠材
１１３：樹脂枠材
１１４：樹脂枠材
１２：下枠
１２１：金属下枠
１２２：樹脂枠材
１２３：樹脂枠材
１２５：下レール部材
１２６：室内側下レール
１３：左竪枠
１３１：金属左竪枠
１３２：樹脂枠材
１４：右竪枠
１４１：金属右竪枠
１４２：樹脂枠材
２：内障子
２１：上框
２１１：金属上框
２１２：樹脂上框
２２：下框
２２１：金属下框
２２２：樹脂下框
２２２ｅ：ヒレ片（気密片）
２２２ｆ：ヒレ片（気密片）
２３：召合框
２３１：金属召合框
２３２：樹脂召合框
２４：戸先框
２４１：金属戸先框
２４２：樹脂戸先框
３：外障子
３１：上框
３２：下框
３２１：金属下框
３２２：樹脂下框
３２２ｄ：室内側ヒレ片(気密片)
３２２ｅ：ヒレ片（気密片）
３３：戸先框
３４：召合框
３４１：金属召合框
３４２：樹脂召合框

1: Frame 11: Upper frame 111: Metal upper frame 112: Resin frame material 113: Resin frame material 114: Resin frame material 12: Lower frame 121: Metal lower frame 122: Resin frame material 123: Resin frame material 125: Lower Rail member 126: Indoor lower rail 13: Port side frame 131: Metal port frame 132: Resin frame material 14: Starboard frame 141: Metal starboard frame 142: Resin frame material 2: Inner shovel 21: Upper arm 211: Metal upper bar 212: Resin upper bar 22: Lower bar 221: Metal lower bar 222: Resin lower bar 222e: Fin piece (airtight piece)
222f: Fin piece (airtight piece)
23: Summon cage 231: Metal summon cage 232: Resin summon cage 24: Door tip cage 241: Metal door rod 242: Resin door rod 3: Shoji 31: Upper rod 32: Lower rod 321: Under metal框 322: Resin lower 框 322d: Indoor fin piece (airtight piece)
322e: fin piece (airtight piece)
33: Tokachi 34: Summon 341: Metal summon 342: Resin summon

Claims

It has a frame that is placed in the building opening, and a shoji that is slidably opened and closed in the frame.
The frame has a resin frame material,
The shoji has a resin brazing material,
The outer peripheral surface of the shoji resin collar material and the inner peripheral surface of the resin frame material of the frame are opposed to each other with a space in the prospective direction,
On the outer peripheral surface of the shoji resin casing or the inner periphery of the frame resin frame, the space between the shoji resin casing and the frame resin frame in the closed state of the shoji is sealed or semi-enclosed. A heat-insulating sash characterized by airtight pieces provided as spaces.