JP6678066B2

JP6678066B2 - Joinery

Info

Publication number: JP6678066B2
Application number: JP2016106914A
Authority: JP
Inventors: 龍大佐野
Original assignee: Sankyo Tateyama Inc
Current assignee: Sankyo Tateyama Inc
Priority date: 2016-05-30
Filing date: 2016-05-30
Publication date: 2020-04-08
Anticipated expiration: 2036-05-30
Also published as: JP2017214701A

Description

本発明は、障子に換気装置が組み込まれた建具に関する。 The present invention relates to a fitting in which a ventilation device is incorporated in a shoji.

障子に組み込まれる換気装置としては、上框又は下框に設けられる換気框が知られている。換気框は、横にスライドするつまみを操作してスリット状の換気口を開閉するものであるが、換気量が小さい問題があった。 As a ventilation device incorporated in a shoji, a ventilation frame provided on an upper frame or a lower frame is known. The ventilation frame operates a knob that slides sideways to open and close a slit-shaped ventilation opening, but has a problem that ventilation volume is small.

本発明は以上に述べた実情に鑑み、換気装置の換気量を大きくできると共に、耐風圧性・水密性の優れた建具の提供を目的とする。 The present invention has been made in view of the above circumstances, and has as its object to provide a fitting that can increase the ventilation volume of a ventilation device and has excellent wind pressure resistance and water tightness.

上記の課題を達成するために請求項１記載の発明による建具は、上框と下框と戸先框と召合せ框を框組みした障子と、障子に組み込んだ換気装置とを備え、換気装置は、障子の戸先框に沿って配置してあり、上框に係合する上フレームと下框に係合する下フレームとガラス間口側縦フレームと戸先框に係合する戸先側縦フレームとを枠組みしたフレームと、フレーム内に設けた内開き式の換気戸を有し、縦フレームは、室外側戸重合片と室内側戸重合片を有し、室内側戸重合片に換気戸の回転軸を受ける軸受け部が設けてあり、室外側戸重合片と室内側戸重合片に換気戸に当接するタイト材がそれぞれ設けてあり、室内側戸重合片のタイト材は軸受け部の内周側に設けてあることを特徴とする。 To achieve the above object, a fitting according to the first aspect of the present invention includes a shoji (shoji) in which an upper frame, a lower frame, a door frame, and a combining frame are assembled, and a ventilation device incorporated in the shoji. Are arranged along the door frame of the shoji screen, the upper frame engaging with the upper frame, the lower frame engaging with the lower frame, the glass front side vertical frame, and the door side vertical engaging with the door frame. It has a frame that framed the frame and an inward-opening ventilation door provided in the frame, and the vertical frame has an outdoor door overlap piece and an indoor side door overlap piece, and the indoor side door overlap piece has a ventilation door. the bearing portion for receiving the rotating shaft is provided with, Ri Oh outdoor side door polymerization piece and the indoor-side door polymerization abuts tight material ventilation door into pieces respectively provided, tight material of the indoor side door polymerization piece of bearing part It is characterized by being provided on the inner peripheral side .

請求項２記載の発明による建具は、上框と下框と戸先框と召合せ框を框組みした障子と、障子に組み込んだ換気装置とを備え、換気装置は、障子の戸先框に沿って配置してあり、上框に係合する上フレームと下框に係合する下フレームとガラス間口側縦フレームと戸先框に係合する戸先側縦フレームとを枠組みしたフレームと、フレーム内に設けた内開き式の換気戸を有し、縦フレームは、室外側戸重合片と室内側戸重合片を有し、下フレームは、その内部に換気装置内に浸入した水を溜める中空部と、室外側戸重合片と室内側戸重合片を有し、縦フレームと下フレームの室外側戸重合片と室内側戸重合片に換気戸に当接するタイト材がそれぞれ設けてあり、下フレームの中空部の室外側の壁に排水孔が設けてあることを特徴とする。 The fitting according to the invention according to claim 2 includes a shoji having an upper frame, a lower frame, a door frame, and a combination frame, and a ventilator incorporated in the shoji, and the ventilator is mounted on the door frame of the shoji. Along the upper frame and the lower frame engaging with the lower frame, the lower frame engaging with the lower frame, the front door side vertical frame engaging with the door frame, and a frame that is arranged along the upper frame, It has an inward-opening ventilation door provided in the frame , the vertical frame has an outdoor door overlapping piece and an indoor side door overlapping piece, and the lower frame stores therein water that has entered the ventilation device. A hollow portion, an outdoor door overlapping piece and an indoor side door overlapping piece, and a tight material that is in contact with the ventilation door is provided on the outdoor door overlapping piece and the indoor side overlapping piece of the vertical frame and the lower frame, respectively. A drain hole is provided in a wall on the outdoor side of the hollow portion of the lower frame.

請求項１記載の発明による建具は、上框に係合する上フレームと下框に係合する下フレームとガラス間口側縦フレームと戸先框に係合する戸先側縦フレームとを枠組みしたフレーム内に内開き式の換気戸を設けた換気装置を、障子の戸先框に沿って縦に配置したので、換気面積が広く、換気量を大きくできる。また、縦フレームは、室外側戸重合片と室内側戸重合片を有し、室外側戸重合片と室内側戸重合片に換気戸に当接するタイト材がそれぞれ設けてあるので、耐風圧性・水密性が優れている。さらに、縦フレームの室内側戸重合片に換気戸の回転軸を受ける軸受け部が設けてあり、軸受け部の内周側に換気戸に当接するタイト材が設けてあることで、換気戸の回転軸と軸受け部の間に雨水が浸入しても、軸受け部の内周側のタイト材が雨水を堰き止めるので、室内まで雨水が浸入しない。 The fitting according to the first aspect of the invention has an upper frame that engages with the upper frame, a lower frame that engages with the lower frame, a glass front side vertical frame, and a doorside vertical frame that engages with the doorframe. Since the ventilation device provided with an inward-opening ventilation door in the frame is arranged vertically along the door frame of the shoji, the ventilation area is large and the ventilation volume can be increased. In addition, the vertical frame has an outdoor door overlapping piece and an indoor side door overlapping piece, and the outdoor door overlapping piece and the indoor side door overlapping piece are provided with tight materials that are in contact with the ventilation doors, respectively. Excellent water tightness. Furthermore, a bearing portion for receiving the rotating shaft of the ventilation door is provided on the indoor side overlapping piece of the vertical frame, and a tight material that comes in contact with the ventilation door is provided on the inner peripheral side of the bearing portion, so that the rotation of the ventilation door is provided. Even if rainwater enters between the shaft and the bearing, the tight material on the inner peripheral side of the bearing blocks the rainwater, so that the rainwater does not enter the room.

請求項２記載の発明による建具は、上框に係合する上フレームと下框に係合する下フレームとガラス間口側縦フレームと戸先框に係合する戸先側縦フレームとを枠組みしたフレーム内に内開き式の換気戸を設けた換気装置を、障子の戸先框に沿って縦に配置したので、換気面積が広く、換気量を大きくできる。また、縦フレームと下フレームは、室外側戸重合片と室内側戸重合片を有し、室外側戸重合片と室内側戸重合片に換気戸に当接するタイト材がそれぞれ設けてあるので、耐風圧性・水密性が優れている。また、下フレームは、その内部に換気装置内に浸入した水を溜める中空部を有し、中空部の室外側の壁に排水孔が設けてあることで、換気装置内に浸入した水を障子下框のガラス間口を通さずに室外に排水できるので、排水性が良い。 The fitting according to the second aspect of the invention has an upper frame that engages with the upper frame, a lower frame that engages with the lower frame, a vertical frame on the front side of the glass, and a vertical frame on the side of the door that engages with the door frame. Since the ventilation device provided with an inward-opening ventilation door in the frame is arranged vertically along the door frame of the shoji, the ventilation area is large and the ventilation volume can be increased. The vertical frame and the lower frame includes an outdoor side door polymerization piece and the indoor-side door polymerization piece, the ventilation door to the chamber outside door polymerization piece and the indoor-side door polymerization piece so abutting tight material is provided respectively, Excellent wind resistance and water tightness. In addition, the lower frame has a hollow portion for storing water that has intruded into the ventilation device inside, and a drain hole is provided in an outdoor wall of the hollow portion, so that water that has penetrated into the ventilation device can be disturbed. Drainability is good because it can be drained out of the room without passing through the glass front of the lower frame.

図３のＡ−Ａ断面図である。It is AA sectional drawing of FIG. 図３のＢ−Ｂ断面図である。It is BB sectional drawing of FIG. 本発明の建具の第１実施形態を示す室内側正面図である。It is an indoor side front view which shows 1st Embodiment of the fittings of this invention. 換気戸を開けた状態を示す横断面図である。It is a cross-sectional view which shows the state which opened the ventilation door. 換気戸の操作部を示す室内側正面図であって、（ａ）は施錠時の状態、（ｂ）は解錠時の状態を示している。It is a room side front view which shows the operation part of a ventilation door, (a) has shown the state at the time of locking, and (b) has shown the state at the time of unlocking. 換気装置の開口部にフィルターを取付けた状態を示す横断面図である。It is a cross-sectional view showing the state where the filter was attached to the opening of the ventilation device. 同フィルターの取外し方を示す横断面図である。It is a cross-sectional view showing how to remove the same filter. 本発明の建具の第２実施形態を示す室内側正面図である。It is an indoor side front view which shows 2nd Embodiment of the fitting of this invention. 図８のＣ−Ｃ断面図である。FIG. 9 is a sectional view taken along line CC of FIG. 8. 図８のＤ−Ｄ断面図である。It is DD sectional drawing of FIG.

以下、本発明の実施の形態を図面に基づいて説明する。図１〜５は、本発明の建具の第１実施形態を示している。本建具は、図３に示すように、躯体開口部に取付けられる枠４と、枠４内に引違い状に開閉自在に収めた内障子１と外障子２を備える。枠４は、アルミニウム合金の押出形材よりなる上枠２０と下枠２１と左右の縦枠２２，２２とを四周枠組みして構成されている。外障子２は、上框２３と下框２４と戸先框５と召合せ框２５を四周框組みし、その内側にガラス（複層ガラス）２６を嵌め込んで構成してある。内障子１は、上框２３と下框２４と戸先框５と召合せ框２５を四周框組みすると共に、戸先框５の内周側に沿って換気装置３を設け、上框２３と下框２４と召合せ框２５と換気装置３とで形成される開口部にガラス２６を嵌め込んで構成してある。 Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 5 show a first embodiment of a fitting according to the present invention. As shown in FIG. 3, the fitting includes a frame 4 attached to the opening of the skeleton, an inner sash 1 and an outer sash 2 which are housed in the frame 4 so as to be openable and closable. The frame 4 is constituted by an upper frame 20, a lower frame 21, and left and right vertical frames 22, 22 made of an extruded aluminum alloy frame. The outer sliding door 2 is constructed by assembling an upper frame 23, a lower frame 24, a door frame 5 and a combination frame 25 in a four-round frame, and fitting a glass (multi-layer glass) 26 inside the frame. The inner shoji 1 is constructed by assembling the upper frame 23, the lower frame 24, the door frame 5, and the combining frame 25 into a four-frame frame, and providing the ventilation device 3 along the inner peripheral side of the door frame 5. The glass 26 is fitted into an opening formed by the lower frame 24, the combination frame 25, and the ventilation device 3.

換気装置３は、図１〜３に示すように、上フレーム６と下フレーム７とガラス間口側縦フレーム８と戸先側縦フレーム９とを四周枠組みしてなる縦に細長い矩形のフレーム１０と、該フレーム１０の室外に面した換気用の開口部２７を開閉する内開き式の換気戸１１とを備えるユニットになっている。
ガラス間口側縦フレーム８は、図１に示すように、内周側にガラス間口１２が形成され、ガラス間口１２の外周側に矩形の中空部１３が設けてある。ガラス間口１２は、戸先框５のガラス間口２９と同じ溝幅で形成してあり、ガラス間口１２にガラス２６の端部が挿入され、シール材２８で固定してある。中空部１３の外周側には、室外側端部に室外側戸重合片１４ａが、見込方向の中間部に室内側戸重合片１５ａがそれぞれ外周側に突出して形成してあり、室外側戸重合片１４ａが室内側戸重合片１５ａよりも外周側に長く突出している。室外側戸重合片１４ａ及び室内側戸重合片１５ａの先端部には、タイト材１６，１７がそれぞれ室内側に向けて取付けてある。室外側のタイト材１６は、Ｌ字型に屈曲した軟質のヒレ片を有し、室内側のタイト材１７は中空部を形成してあり、いずれも室内外方向に柔軟に圧縮復元するものとなっている。
戸先側縦フレーム９は、外周側に戸先框５のガラス間口２９に挿入すると弾発的に係止して抜け止めされる一対の係止片３０，３０を有し、室内側の係止片３０の室内側にはパッキン３１が設けてある。また戸先側縦フレーム９は、室外側端部に室外側戸重合片１４ｂが、見込方向の中間部に室内側戸重合片１５ｂがそれぞれ内周側に突出して形成してあり、室外側戸重合片１４ａ及び室内側戸重合片１５ｂの先端部にタイト材１６，１７がそれぞれ室内側に向けて取付けてある。室内側戸重合片１５ｂは、タイト材保持部３２の外周側に隣接した位置の室外側に、換気戸１１の回転軸３３が係合する軸受け部３４が設けてある。
上フレーム６は、図２に示すように、外周側に上框２３のガラス間口２９に係止する一対の係止片３０，３０を有し、室内側の係止片３０の室内側にパッキン３１が設けてある。また上フレーム６は、室外側端部に室外側戸重合片１４ｃが、見込方向の中間部に室内側戸重合片１５ｃがそれぞれ内周側に突出して形成してあり、室外側戸重合片１４ｃが室内側戸重合片１５ｃよりも内周側に長く突出しており、室外側戸重合片１４ｃ及び室内側戸重合片１５ｃの先端部にタイト材１６，１７がそれぞれ室内側に向けて取付けてある。
下フレーム７は、外周側に下框２４のガラス間口２９に係止する一対の係止片３０，３０を有し、室内側の係止片３０の室内側にパッキン３１が設けてある。係止片３０，３０の内周側には、換気装置３内に浸入した水を一時的に溜めることのできる中空部１８が設けてある。中空部１８の内周側（上側）の壁には、図２，４に示すように、換気装置３内に浸入した水を前記中空部１８に落すための水抜き孔３５が設けてある。中空部１８の室外側の壁の下部には、図２に示すように、中空部１８に溜まった水を室外に排水するための排水孔１９が設けてあり、排水孔１９には排水弁３６が取付けてある。また、中空部１８の室内側壁の上部には、換気戸１１に生じた結露水を受ける結露水受け部３７が室内側に突出して設けてあり、結露水受け部３７の室外側に隣接して形成された傾斜面３８に排水弁３９が設けてあり、結露水受け部３７で受けた結露水はこの排水弁３９を通じて中空部１８へと導かれる。中空部１８の内周側には、室外側端部に室外側戸重合片１４ｄが、見込方向の中間部に室内側戸重合片１５ｄがそれぞれ内周側に突出して形成してあり、室外側戸重合片１４ｄ及び室内側戸重合片１５ｄの先端部にタイト材１６，１７がそれぞれ室内側に向けて取付けてある。
換気装置３のフレーム１０は、図１，２に示すように、結露水受け部３７が室内側に突出しているのを除いて、内障子１の見込み寸法内に納まっている。換気戸１１は、フレーム１０の見込寸法内に納まっている。 As shown in FIGS. 1 to 3, the ventilating device 3 includes a vertically elongated rectangular frame 10 formed by four frames of an upper frame 6, a lower frame 7, a glass front side vertical frame 8, and a doorside vertical frame 9. And a ventilating door 11 of an inward opening type that opens and closes a ventilating opening 27 facing the outdoor of the frame 10.
As shown in FIG. 1, the glass frontage-side vertical frame 8 has a glass frontage 12 formed on the inner peripheral side, and a rectangular hollow portion 13 provided on the outer peripheral side of the glass frontage 12. The glass frontage 12 is formed to have the same groove width as the glass frontage 29 of the door frame 5, and the end of the glass 26 is inserted into the glass frontage 12 and fixed with a sealant 28. On the outer peripheral side of the hollow portion 13, an outdoor door overlap piece 14a is formed at an outdoor end, and an indoor door overlap piece 15a is formed at an intermediate portion in a prospective direction so as to protrude to the outer peripheral side. The piece 14a protrudes longer on the outer peripheral side than the indoor side door overlapping piece 15a. Tightening members 16 and 17 are attached to the front ends of the outdoor side door overlapping piece 14a and the indoor side door overlapping piece 15a, respectively, toward the indoor side. The outdoor tight material 16 has a soft fin piece bent in an L-shape, and the indoor tight material 17 has a hollow portion. Has become.
The door-side vertical frame 9 has a pair of locking pieces 30, 30 which are resiliently locked and prevented from falling off when inserted into the glass frontage 29 of the door-side frame 5 on the outer peripheral side. A packing 31 is provided on the indoor side of the stopper 30. Further, the door-side vertical frame 9 has an outdoor door overlap piece 14b formed at the outdoor end and an indoor door overlap piece 15b formed at an intermediate portion in the prospective direction so as to protrude inward. Tightening members 16 and 17 are attached to the ends of the overlapping piece 14a and the indoor side overlapping piece 15b, respectively, toward the indoor side. In the indoor side door overlapping piece 15b, a bearing portion 34 with which the rotating shaft 33 of the ventilation door 11 is engaged is provided on the outdoor side at a position adjacent to the outer peripheral side of the tight material holding portion 32.
As shown in FIG. 2, the upper frame 6 has a pair of locking pieces 30, 30 for locking to the glass frontage 29 of the upper frame 23 on the outer peripheral side, and packing is provided on the indoor side of the locking piece 30 on the indoor side. 31 are provided. The upper frame 6 has an outdoor door overlap piece 14c at the outdoor end and an indoor door overlap piece 15c protruding toward the inner peripheral side at an intermediate portion in the viewing direction, and the outdoor door overlap piece 14c. Are protruded more inward than the indoor side door overlapping piece 15c, and tight materials 16 and 17 are attached to the distal ends of the outdoor side door overlapping piece 14c and the indoor side door overlapping piece 15c, respectively, toward the indoor side. .
The lower frame 7 has a pair of locking pieces 30, 30 that lock to the glass frontage 29 of the lower frame 24 on the outer peripheral side, and a packing 31 is provided on the indoor side of the locking piece 30 on the indoor side. On the inner peripheral side of the locking pieces 30, 30, there is provided a hollow portion 18 capable of temporarily storing water that has entered the ventilation device 3. As shown in FIGS. 2 and 4, a drain hole 35 for dropping water that has entered the ventilator 3 into the hollow portion 18 is provided on the inner circumferential side (upper side) wall of the hollow portion 18. As shown in FIG. 2, a drain hole 19 for draining water accumulated in the hollow portion 18 to the outside of the room is provided at a lower portion of the outdoor wall of the hollow portion 18. Is installed. Further, a dew condensation water receiving portion 37 for receiving dew condensation water generated in the ventilating door 11 is provided at an upper portion of the indoor side wall of the hollow portion 18 so as to protrude toward the indoor side. A drain valve 39 is provided on the formed inclined surface 38, and the condensed water received by the dew water receiving portion 37 is guided to the hollow portion 18 through the drain valve 39. On the inner peripheral side of the hollow portion 18, an outdoor door overlap piece 14 d is formed at an outdoor end, and an indoor door overlap piece 15 d is formed at an intermediate portion in a prospective direction so as to protrude inward. Tightening materials 16 and 17 are attached to the front ends of the door overlap piece 14d and the indoor side door overlap piece 15d, respectively, toward the indoor side.
As shown in FIGS. 1 and 2, the frame 10 of the ventilator 3 fits within the expected size of the inner sash 1 except that the dew condensation water receiving portion 37 protrudes toward the indoor side. The ventilation door 11 fits within the expected size of the frame 10.

換気戸１１は、図１，２に示すように、アルミ製の形材４０の上下端部に樹脂製の端部キャップ４１，４１を取付けて構成してある。形材４０は、左右方向の中央部に中空部４２を有し、中空部４２の室内側壁から左右方向と上下方向に延出する延出部４３ａ，４３ｂ，４３ｃ，４３ｄが設けてあり、延出部４３ａ，４３ｂ，４３ｃ，４３ｄの室外側面に四周のフレーム６，７，８，９の室内側のタイト材１７が室内外方向に若干押し潰された状態で圧着している。また、形材４０の室外側面に四周のフレーム６，７，８，９の室外側のタイト材１６が室内外方向に若干押し潰された状態で圧着している。中空部４２の室外側の壁４２ａは、図１に示すように、外周側に延出すると共に先端部を室内側に向けて湾曲し、その先に回転軸３３を形成してあり、回転軸３３は換気戸１１の見込み寸法の略中央部に位置している。回転軸３３の外周側には、水返し片４４が外周側に突出して設けてある。
換気戸１１は、回転軸３３を戸先側縦フレーム９の軸受け部３４に係合し、戸先側縦フレーム９の室外側戸重合片１４ｂと室内側戸重合片１５ｂの間に外れ止め部品４５を上下方向に間隔をおいて複数取付けることで、図４に示すように、回転軸３３を支点として室内側に回動して開くようになっている。また、戸先側縦フレーム９の上部及び下部の室内側戸重合片１５ｂの室内側にストッパー部品４６が取付けてあり、ストッパー部品４６により換気戸１１の開く角度を６０°までに規制している。換気戸１１を６０°まで開くと、水返し片４４の先端部が外れ止め部品４５に設けた突起４７に係止して、その開き角度に保持される。 As shown in FIGS. 1 and 2, the ventilation door 11 is configured by attaching resin end caps 41, 41 to upper and lower ends of an aluminum profile 40. The profile 40 has a hollow portion 42 at the center in the left-right direction, and is provided with extending portions 43a, 43b, 43c, 43d extending from the indoor side wall of the hollow portion 42 in the left-right direction and the up-down direction. The tight material 17 on the indoor side of the four frames 6, 7, 8, 9 is pressed against the indoor side surfaces of the protruding portions 43a, 43b, 43c, 43d in a state of being slightly crushed in the indoor and outdoor directions. Further, the tight member 16 on the outdoor side of the four frames 6, 7, 8, 9 is pressed against the outdoor side surface of the profile 40 in a state of being slightly crushed in the indoor and outdoor directions. As shown in FIG. 1, the outdoor wall 42 a of the hollow portion 42 extends to the outer peripheral side and has a distal end portion curved toward the indoor side, and the rotary shaft 33 is formed ahead of the wall 42 a. Reference numeral 33 is located substantially at the center of the expected size of the ventilation door 11. On the outer peripheral side of the rotating shaft 33, a water return piece 44 is provided so as to protrude toward the outer peripheral side.
The ventilation door 11 engages the rotation shaft 33 with the bearing portion 34 of the door-side vertical frame 9, and prevents the vent door 11 from coming off between the outdoor-side overlapping piece 14 b and the indoor-side overlapping piece 15 b of the door-side vertical frame 9. By mounting a plurality of 45 at intervals in the up-down direction, as shown in FIG. In addition, a stopper part 46 is attached to the indoor side of the upper and lower indoor side door overlapping pieces 15b of the doorside vertical frame 9, and the opening angle of the ventilation door 11 is restricted to 60 ° by the stopper part 46. . When the ventilating door 11 is opened up to 60 °, the tip of the water return piece 44 is engaged with the projection 47 provided on the stopper component 45 and is held at the opening angle.

換気戸１１は、図３，５に示すように、上下方向の中間部の室内側面に操作部としての平面ハンドル４８が取付けてある。平面ハンドル４８は、換気戸１１の室内側面に形成した孔から中空部４２内に埋め込んで固定されるハウジング４９と、ハウジング４９の前面に設けたボタン５０及び引手５１と、ハウジング４９の後方に設けた作動片５２を有している。引手５１は、ハウジング４９の室内側面と面一となるように収納されており、ボタン５０を押すと室内側に飛び出すようになっている。
図１，５に示すように、換気戸１１の中空部４２の内周側の壁４２ｂには、連動棒５３が上下方向に摺動可能に保持してあり、連動棒５３は平面ハンドル４８の作動片５２と係合している。ガラス間口側縦フレーム８の外周側面には、図１，３に示すように、上部と中間部と下部の３箇所にロックピン５４が取付けてあり、連動棒５３には各ロックピン５４と係合するロック受け５５が取付けてある。すなわち換気戸１１は、上部と中間部と下部の３カ所でロックされている。換気戸１１を開ける際には、平面ハンドル４８のボタン５０を押して引手５１を室内側に飛び出させ、図５（ｂ）に示すように、引手５１を反時計回りに回動させると作動片５２がそれに連動して回動し、作動片５２を介して連動棒５３が下方にスライドして３カ所のロック受け５５が一斉にロックピン５４から外れるので、後は引手５１を引くことで換気戸１１を開けることができる。 As shown in FIGS. 3 and 5, the ventilation door 11 has a flat handle 48 as an operation unit attached to an indoor side surface at an intermediate portion in the vertical direction. The flat handle 48 is provided with a housing 49 which is embedded and fixed in the hollow portion 42 through a hole formed on the indoor side surface of the ventilation door 11, a button 50 and a tab 51 provided on the front surface of the housing 49, and provided behind the housing 49. Operating piece 52. The tab 51 is housed so as to be flush with the indoor side surface of the housing 49, and is pushed out of the room when the button 50 is pressed.
As shown in FIGS. 1 and 5, an interlocking rod 53 is slidably held in a vertical direction on an inner peripheral wall 42 b of the hollow portion 42 of the ventilation door 11. It is engaged with the operation piece 52. As shown in FIGS. 1 and 3, lock pins 54 are attached to the outer peripheral side surface of the glass front side vertical frame 8 at three places: an upper part, an intermediate part, and a lower part. A matching lock receiver 55 is attached. That is, the ventilation door 11 is locked at three places: an upper part, an intermediate part, and a lower part. When the ventilation door 11 is opened, the handle 50 is pushed out by pushing the button 50 of the flat handle 48, and the handle 51 is turned counterclockwise as shown in FIG. The lock rod 53 slides downward through the operation piece 52, and the three lock receivers 55 come off the lock pins 54 at the same time. 11 can be opened.

以上に述べたように本建具は、上フレーム６と下フレーム７とガラス間口側縦フレーム８と戸先側縦フレーム９とを枠組みしたフレーム１０内に内開き式の換気戸１１を設けた換気装置３を、内障子１の戸先框５に沿って縦に配置したので、換気面積が広く、換気量を大きくできる。また、ガラス間口側縦フレーム８は、図１に示すように、ガラス間口１２の外周側に中空部１３を有しているので、ガラス２６に強い風圧を受けてもガラス間口側縦フレーム８が撓み難い上、中空部１３の外周側に室外側戸重合片１４ａと室内側戸重合片１５ａを有し、室外側戸重合片１４ａと室内側戸重合片１５ａに換気戸１１に当接するタイト材１６，１７がそれぞれ設けてあるので、耐風圧性・水密性が優れている。
さらに換気装置３は、換気戸１１の戸先部を上下方向の複数箇所でロックすることで、ガラス間口側縦フレーム８に中空部１３を設けたことと相まって、耐風圧性をより一層高めることができる。
また換気装置３は、ガラス間口側縦フレーム８と下フレーム７に室外側戸重合片１４ａ，１４ｄと室内側戸重合片１５ａ，１５ｄを有し、ガラス間口側縦フレーム８と下フレーム７の室外側戸重合片１４ａ，１４ｄと室内側戸重合片１５ａ，１５ｄに換気戸１１に当接するタイト材１６，１７がそれぞれ設けてあるので、耐風圧性・水密性が優れている。また下フレーム７は、図２に示すように、換気装置３内に浸入した水を溜める中空部１８を有し、中空部１８の室外側の壁に排水孔１９が設けてあることで、換気装置３内に浸入した水を、図２中の矢印５６に示すように、障子下框２４のガラス間口２９を通さずに室外に排水できるので、排水性が良い。
換気装置３は、四周の全てのフレーム６，７，８，９に室外側戸重合片１４ａ，１４ｂ，１４ｃ，１４ｄと室内側戸重合片１５ａ，１５ｂ，１５ｃ，１５ｄがそれぞれ設けてあり、各室外側戸重合片１４ａ，１４ｂ，１４ｃ，１４ｄと各室内側戸重合片１５ａ，１５ｂ，１５ｃ，１５ｄに換気戸１１に当接するタイト材１６，１７がそれぞれ設けてあることで、フレーム１０と換気戸１１の間に全周にわたり室外側と室内側の２箇所にタイトラインが形成されるため、高い耐風圧性・水密性が得られる。さらに、タイト材１６，１７を、それぞれフレーム１０と換気戸１１の間に室内外方向から挟み込まれるように設けたことで、止水効果をより一層高められる。
さらに換気装置３の下フレーム７は、室内側に結露水受け部３７を有しており、結露水受け部３７で受けた結露水を中空部１８へと導き、中空部１８の室外側の排水孔１９から室外に排水することができる。
換気装置３の戸先側縦フレーム９は、図１に示すように、室外側戸重合片１４ｂと室内側戸重合片１５ｂを有し、室内側戸重合片１５ｂに換気戸１１の回転軸３３を受ける軸受け部３４が設けてあり、軸受け部３４の室内側に換気戸１１に当接するタイト材１７が設けてあることで、換気戸１１の回転軸３３と戸先側縦フレーム９の軸受け部３４の間に雨水が浸入しても、軸受け部３４の室内側のタイト材１７が雨水を堰き止めるので、室内まで雨水が浸入しない。 As described above, this fitting has a ventilation system in which an inwardly-opening ventilation door 11 is provided in a frame 10 including an upper frame 6, a lower frame 7, a glass front side vertical frame 8, and a doorside vertical frame 9. Since the device 3 is vertically arranged along the door frame 5 of the inner sash 1, the ventilation area is large and the ventilation volume can be increased. Also, as shown in FIG. 1, the glass frontage side vertical frame 8 has the hollow portion 13 on the outer peripheral side of the glass frontage 12, so that the glass frontage side vertical frame 8 can receive the strong wind pressure on the glass 26. A tight material that is hardly bent and has an outdoor door overlapping piece 14a and an indoor side overlapping piece 15a on the outer peripheral side of the hollow portion 13, and abuts the ventilation door 11 on the outdoor side overlapping piece 14a and the indoor side overlapping piece 15a. Since 16 and 17 are provided respectively, wind resistance and watertightness are excellent.
Furthermore, the ventilator 3 locks the door part of the ventilating door 11 at a plurality of locations in the vertical direction, and in combination with the provision of the hollow portion 13 in the glass front side vertical frame 8, further improves the wind pressure resistance. it can.
In addition, the ventilation device 3 has outdoor side door overlapping pieces 14a, 14d and indoor side door overlapping pieces 15a, 15d on the glass front side vertical frame 8 and the lower frame 7, and the room of the glass front side vertical frame 8 and the lower frame 7 is provided. Since the tight members 16 and 17 that contact the ventilation door 11 are provided on the outside door overlapping pieces 14a and 14d and the indoor side door overlapping pieces 15a and 15d, respectively, the wind pressure resistance and the water tightness are excellent. As shown in FIG. 2, the lower frame 7 has a hollow portion 18 for storing water permeated into the ventilating device 3, and a drain hole 19 is provided in a wall on the outdoor side of the hollow portion 18, so that ventilation can be performed. As shown by an arrow 56 in FIG. 2, the water that has entered the apparatus 3 can be drained outside the room without passing through the glass frontage 29 of the lower frame of the shoji screen 24, so that the drainage property is good.
The ventilating device 3 is provided with the outdoor side overlapping pieces 14a, 14b, 14c, 14d and the indoor side overlapping pieces 15a, 15b, 15c, 15d on all four frames 6, 7, 8, 9 respectively. The tight members 16 and 17 that come into contact with the ventilation door 11 are provided on the outdoor side overlapping pieces 14a, 14b, 14c and 14d and the indoor side overlapping pieces 15a, 15b, 15c and 15d, respectively. Since tight lines are formed between the doors 11 at two locations on the outside and inside of the room over the entire circumference, high wind pressure resistance and water tightness can be obtained. Furthermore, by providing the tight members 16 and 17 so as to be sandwiched between the frame 10 and the ventilation door 11 from inside and outside of the room, the water stopping effect can be further enhanced.
Further, the lower frame 7 of the ventilating device 3 has a dew condensation water receiving portion 37 on the indoor side, guides the dew condensation water received by the dew condensation water receiving portion 37 to the hollow portion 18, and drains the hollow portion 18 outside the room. The water can be drained from the hole 19 to the outside of the room.
As shown in FIG. 1, the door-side vertical frame 9 of the ventilator 3 has an outdoor door overlap piece 14b and an indoor side door overlap piece 15b, and the rotating shaft 33 of the ventilation door 11 is attached to the indoor side door overlap piece 15b. Receiving portion 34 is provided, and the tight member 17 that comes into contact with the ventilation door 11 is provided on the indoor side of the bearing portion 34, so that the rotating shaft 33 of the ventilation door 11 and the bearing portion of the door-side vertical frame 9 are provided. Even if rainwater enters during the period 34, the tight material 17 on the indoor side of the bearing portion 34 blocks the rainwater, so that the rainwater does not enter the room.

図６は、換気装置３のフレーム１０の開口部２７にフィルター５７を取付けた例を示している。フィルター５７は、外部カバー５８と内部カバー５９を有し、外部カバー５８はガラス間口側縦フレーム８と戸先側縦フレーム９の室外側戸重合片１４ａ，１４ｂの先端部に係合し、室内側からのネジ６０で固定してあり、内部カバー５９は片方の縁部を外部カバー５８に形成した溝６１に係止し、もう片方の縁部を外部カバー５８にロック片６２で係止して取付けてある。内部カバー５９には、防塵フィルター６３と花粉フィルター６４が積層して保持してある。外部カバー５８と内部カバー５９には、横長のスリット状の換気口６５が上下方向に間隔をおいて多数形成してある。 FIG. 6 shows an example in which a filter 57 is attached to the opening 27 of the frame 10 of the ventilation device 3. The filter 57 has an outer cover 58 and an inner cover 59, and the outer cover 58 is engaged with the front end portions of the outdoor door overlapping pieces 14 a and 14 b of the glass front side vertical frame 8 and the doorside vertical frame 9, The inner cover 59 is fixed with screws 60 from the inside. One edge of the inner cover 59 is locked in a groove 61 formed in the outer cover 58, and the other edge is locked in the outer cover 58 with a lock piece 62. Installed. On the inner cover 59, a dust filter 63 and a pollen filter 64 are stacked and held. In the outer cover 58 and the inner cover 59, a large number of horizontally long slit-shaped ventilation holes 65 are formed at intervals in the vertical direction.

図７は、同フィルター５７の清掃・交換を行うときの状態を示している。まず、戸先側縦フレーム９に取付けてあるストッパー部品４６を取外し、換気戸１１を通常より大きく室内側に開くようにする。その後、ロック片６２を外した上で、内部カバー５９を室内側に取外す。その後、内部カバー５９から防塵フィルター６３と花粉フィルター６４を取外し、必要に応じて清掃・交換を行う。このようにして、フィルター５７の清掃・交換が室内側から容易に行うことができる。 FIG. 7 shows a state where the filter 57 is cleaned and replaced. First, the stopper part 46 attached to the door end side vertical frame 9 is removed, and the ventilation door 11 is opened to the inside of the room larger than usual. Then, after removing the lock pieces 62, the inner cover 59 is removed to the indoor side. Thereafter, the dust filter 63 and the pollen filter 64 are removed from the inner cover 59, and cleaning and replacement are performed as necessary. In this manner, the cleaning and replacement of the filter 57 can be easily performed from the indoor side.

図８〜１０は、本発明の建具の第２実施形態を示している。本建具も、枠４内に内障子１と外障子２を引違い状に開閉自在に収めたものであり、換気装置３は内障子１ではなく外障子２の戸先框５の内周側に沿って設けてある。換気装置３は、基本的に第１実施形態のものと同じものであり、第１実施形態のものとは左右勝手違いになっている（図１，９参照）。図１０に示すように、換気装置３の下フレーム７は結露水受け部３７を無くしてあり、換気戸１１の操作部は第１実施形態と同じく平面ハンドル４８を用いており、換気装置３全体が外障子２の見込み寸法内に納まっている。したがって、外障子２又は内障子１を開けたときに換気装置３が内障子１と干渉することがなく、換気装置３によって建具の最大開口幅が狭められない。 8 to 10 show a second embodiment of the fitting according to the present invention. This fitting also has the inner sash 1 and the outer sash 2 housed in a frame 4 so that the inner sash 1 and the outer sash 2 can be opened and closed in a slipping manner. It is provided along. The ventilation device 3 is basically the same as that of the first embodiment, and is different from that of the first embodiment (see FIGS. 1 and 9). As shown in FIG. 10, the lower frame 7 of the ventilation device 3 does not have the dew condensation water receiving portion 37, and the operation unit of the ventilation door 11 uses the flat handle 48 similarly to the first embodiment, and the entire ventilation device 3 Are within the expected size of the outer sash 2. Therefore, when the outer sash 2 or the inner sash 1 is opened, the ventilation device 3 does not interfere with the inner sash 1 and the maximum opening width of the fitting is not narrowed by the ventilation device 3.

換気装置３は、内障子１又は外障子２に最初から組み込んでおくこともできるが、既設の建具の内障子１又は外障子２に後から組み込むこともできる。その際には、内障子１又は外障子２の框５，２３，２４，２５をいったんばらし、予め組み立てておいた換気装置３を戸先框５のガラス間口２９に嵌め込んで取付け、換気装置３の幅分だけ小さくしたガラス２６を囲んで四周の框５，２３，２４，２５を再び框組みする。 The ventilation device 3 can be incorporated into the inner sash 1 or the outer sash 2 from the beginning, but can also be incorporated into the existing sash 1 or the outer sash 2 of a fitting. At this time, the frames 5, 23, 24, 25 of the inner shoji 1 or outer shoji 2 are separated, and the ventilation device 3 assembled in advance is fitted into the glass frontage 29 of the door frame 5, and attached. The four frames 5, 23, 24, and 25 around the glass 26 reduced by the width of 3 are assembled again.

本発明は以上に述べた実施形態に限定されない。換気装置は、内障子と外障子の両方に設けることもできる。換気装置のフレーム、換気戸の形状、材質等は、適宜変更することができる。障子は、左右に摺動するものに限らず、上下に摺動するもの、室外側又は室内側に開くもの、枠に固定した嵌め殺し障子であってもよい。本発明の建具は、窓に限らず、出入口用の戸に適用することもできる。 The invention is not limited to the embodiments described above. Ventilation devices can be provided for both the inner and outer shojis. The shape, material, and the like of the frame of the ventilation device and the ventilation door can be appropriately changed. The shoji is not limited to the one that slides left and right, but may be one that slides up and down, one that opens to the outside or the inside of the room, and a fitting-shoulder that is fixed to a frame. The fittings of the present invention can be applied not only to windows but also to doors for doorways.

１内障子（障子）
２外障子（障子）
３換気装置
４枠
５戸先框
６上フレーム
７下フレーム
８ガラス間口側縦フレーム
９戸先側縦フレーム
１０フレーム
１１換気戸
１２ガラス間口
１３ガラス間口側縦フレームの中空部
１４ａ，１４ｂ，１４ｃ，１４ｄ室外側戸重合片
１５ａ，１５ｂ，１５ｃ，１５ｄ室内側戸重合片
１６，１７タイト材
１８下フレームの中空部
１９排水孔 1 inner shoji (shoji)
2 outer shoji (shoji)
DESCRIPTION OF SYMBOLS 3 Ventilation apparatus 4 Frame 5 Door frame 6 Upper frame 7 Lower frame 8 Glass front side vertical frame 9 Door side vertical frame 10 Frame 11 Ventilation door 12 Glass front 13 Hollow portion of glass front side vertical frame 14a, 14b, 14c, 14d Outdoor side door overlapping pieces 15a, 15b, 15c, 15d Indoor side outdoor overlapping pieces 16, 17 Tight material 18 Hollow portion of lower frame 19 Drainage hole

Claims

Equipped with an upper frame, a lower frame, a door frame and a combination frame, a shoji and a ventilator incorporated in the shoji, the ventilation device is arranged along the door frame of the shoji, and the upper frame is A frame that includes an upper frame to be engaged, a lower frame to be engaged with the lower frame, a glass front-side vertical frame, and a door- side vertical frame to be engaged with the door frame, and an inward-opening ventilation provided in the frame. Having a door, the vertical frame has an outdoor door overlapping piece and an indoor side door overlapping piece, and a bearing portion for receiving the rotating shaft of the ventilation door is provided on the indoor side door overlapping piece, and the outdoor door overlapping piece. joinery indoor door polymerization piece abuts tight material ventilation door into the Ri Ah respectively provided, the indoor-side door polymerization piece tight material, characterized in that the is provided on the inner peripheral side of the bearing portion.

Equipped with an upper frame, a lower frame, a door frame and a combination frame, a shoji and a ventilator incorporated in the shoji, the ventilation device is arranged along the door frame of the shoji, and the upper frame is A frame that includes an upper frame to be engaged, a lower frame to be engaged with the lower frame, a glass front-side vertical frame, and a door- side vertical frame to be engaged with the door frame, and an inward-opening ventilation provided in the frame. has a door, vertical frame has a outdoor side door polymerization piece and the indoor-side door polymerization piece, the lower frame includes a hollow portion for storing the water entering into the ventilator therein, and the outdoor-side door polymerization piece A tight material which has an indoor side door overlapping piece and which is in contact with a ventilation door is provided on each of an outdoor side overlapping piece and an indoor side overlapping piece of a vertical frame and a lower frame, and an outdoor side wall of a hollow portion of the lower frame. A fitting having a drain hole provided in the fitting.