JP6216661B2 - Membrane ceiling fixing unit - Google Patents

Membrane ceiling fixing unit Download PDF

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JP6216661B2
JP6216661B2 JP2014039001A JP2014039001A JP6216661B2 JP 6216661 B2 JP6216661 B2 JP 6216661B2 JP 2014039001 A JP2014039001 A JP 2014039001A JP 2014039001 A JP2014039001 A JP 2014039001A JP 6216661 B2 JP6216661 B2 JP 6216661B2
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suspension member
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fixing unit
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佳央 飯塚
佳央 飯塚
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協立工業株式会社
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Description

本発明は、シート状の膜材を天井に取り付けるために用いる膜天井固定ユニットに関する。   The present invention relates to a membrane ceiling fixing unit used for attaching a sheet-like membrane material to a ceiling.

体育館やホール等において、既存天井の下方にシーツ状の膜材を取り付けることがある。この膜材は落下し難く、仮に落下しても軽量である。更に、既存天井の一部が落下した場合には受け止めることができるというメリットがある。   In gymnasiums and halls, a sheet-like membrane material may be attached below the existing ceiling. This film material is difficult to drop and is light even if it is dropped. Furthermore, there is an advantage that it can be received when a part of the existing ceiling falls.

この膜材を天井に取り付けるための固定具が検討されている（例えば、特許文献１参照。）。この文献に記載された技術においては、ベース部の両側端部に係合受部を設けたベース部と、係合片を有する一対のる開閉カバー部とを組み合わせて構成される固定具が開示されている。この固定具においては、ベース部の係合受部に開閉カバー部の係合片を引っ掛けて回動させる。そして、ベース部に対して開閉カバー部が折り畳んだときに、係合片と係合受部とで膜材を挟着して係止する。   A fixture for attaching the membrane material to the ceiling has been studied (for example, see Patent Document 1). In the technique described in this document, a fixing device configured by combining a base portion provided with engagement receiving portions at both end portions of the base portion and a pair of opening / closing cover portions having engagement pieces is disclosed. Has been. In this fixture, the engagement piece of the opening / closing cover part is hooked on the engagement receiving part of the base part and rotated. When the opening / closing cover portion is folded with respect to the base portion, the membrane material is sandwiched and locked between the engagement piece and the engagement receiving portion.

特開２０１３−２４５４４９号公報JP 2013-245449 A

特許文献１に記載の技術においては、係合受部において固定するため、隣接する二つの膜材の間に平板部やボルト頭部収容部が配置される。このため、隣接する膜材間に、比較的大きな隙間が空くことになり、膜材の一体感が低下する。更に、ベース部の係合受部と開閉カバー部との間の膜材に張力がかかった状態で、係合片を回動させる必要がある。このため、膜材の取り付けが難しく、取り付け時に膜材が弛んだり、しわが発生したりすることがあった。   In the technique described in Patent Document 1, a flat plate portion and a bolt head housing portion are disposed between two adjacent film members in order to fix the engagement receiving portion. For this reason, a relatively large gap is formed between adjacent film materials, and the sense of unity of the film materials is reduced. Furthermore, it is necessary to rotate the engagement piece in a state where tension is applied to the film material between the engagement receiving portion of the base portion and the opening / closing cover portion. For this reason, it is difficult to attach the membrane material, and the membrane material may be loosened or wrinkled during the installation.

本発明は、上述の課題に鑑みてなされ、その目的は、簡易な構造で、施工性・意匠性を向上させることができる膜天井固定ユニットを提供することにある。   This invention is made | formed in view of the above-mentioned subject, The objective is to provide the film | membrane ceiling fixing unit which can improve workability and designability with a simple structure.

上記課題を解決する膜天井固定ユニットは、第１の膜材の端部を取り付ける第１の固定部材と、前記第１の膜材に隣接する第２の膜材の端部を取り付ける第２の固定部材と、前記第１、第２の固定部材の上端部を支持するベース部材とを備えた膜天井固定ユニットであって、前記ベース部材には、前記第１、第２の固定部材の上端部を挿入し、前記上端部を軸として回動可能な１つの係合空間を形成し、前記係合空間内には、前記第１、第２の固定部材の上端部を係止するベース係止部を設け、前記第１の固定部材の下方には、前記第２の固定部材の下方係合部に係合する下方係止部を設けたこと要旨とする。   A membrane ceiling fixing unit that solves the above-described problem includes a first fixing member that attaches an end of a first membrane material, and a second that attaches an end of a second membrane material adjacent to the first membrane material. A membrane ceiling fixing unit comprising a fixing member and a base member that supports upper end portions of the first and second fixing members, wherein the base member includes upper ends of the first and second fixing members. A base member that inserts a portion and forms one engagement space that can rotate about the upper end portion as an axis, and locks the upper end portions of the first and second fixing members in the engagement space. A gist is provided, and a lower locking portion that engages with a lower engaging portion of the second fixing member is provided below the first fixing member.

この構成によれば、第１、第２の固定部材を斜めにした状態で、それぞれの上端部を、ベース部材の同じ係合空間に挿入し、回動させることにより、第１、第２の固定部材に取り付けた第１、第２の膜材を膜天井固定ユニットの中心位置に引き込むことができる。従って、簡易な構成で、第１、第２の膜材に張力を掛けて、第１、第２の膜材の弛みやしわの発生を抑制することができる。また、第１の固定部材に取り付けた第１の膜材と、第２の固定部材に取り付けた第２の膜材とを近接して配置することができ、一体感がある膜天井を実現することができる。   According to this configuration, in a state where the first and second fixing members are inclined, the upper ends of the first and second fixing members are inserted into the same engagement space of the base member and rotated, whereby the first and second fixing members are rotated. The first and second membrane materials attached to the fixing member can be drawn into the center position of the membrane ceiling fixing unit. Therefore, it is possible to suppress the occurrence of slack and wrinkles of the first and second film materials by applying tension to the first and second film materials with a simple configuration. Moreover, the 1st film | membrane material attached to the 1st fixing member and the 2nd film | membrane material attached to the 2nd fixing member can be arrange | positioned closely, and the membrane ceiling with a sense of unity is implement | achieved. be able to.

上記膜天井固定ユニットにおいて、前記第１の固定部材には、前記第２の固定部材を固定するための移動規制部材の貫通位置を示すガイドが設けられていることが好ましい。この構成によれば、第１、第２の固定部材の位置を規制する移動規制部材を、適切な位置に配置することができる。   In the membrane ceiling fixing unit, it is preferable that the first fixing member is provided with a guide indicating a penetration position of a movement restricting member for fixing the second fixing member. According to this configuration, the movement restricting member that restricts the positions of the first and second fixing members can be disposed at an appropriate position.

上記膜天井固定ユニットにおいて、前記ベース部材には、隣接する他のベース部材と接続するためのベース接続部を設けることが好ましい。この構成によれば、ベース部材を、隣接する他のベース部材と、効率的に整合させることができる。   In the membrane ceiling fixing unit, it is preferable that the base member is provided with a base connecting portion for connecting to another adjacent base member. According to this configuration, the base member can be efficiently aligned with other adjacent base members.

上記膜天井固定ユニットにおいて、前記ベース部材を支持し、天井に固定される吊り材に取り付けるベース吊り部材を更に備え、前記ベース部材には、水平方向に突出する取付部が設けられており、前記ベース吊り部材は、前記ベース部材の前記取付部を保持して支持する支持部と、前記吊り材に連結される連結部とを有することが好ましい。この構成によれば、ベース吊り部材を介して吊り材にベース部材を容易に取り付けることができる。   In the membrane ceiling fixing unit, the base member is further provided with a base suspension member that supports the base member and is attached to a suspension member fixed to the ceiling, and the base member is provided with a mounting portion that protrudes in a horizontal direction, The base suspension member preferably includes a support portion that holds and supports the attachment portion of the base member, and a connection portion that is coupled to the suspension member. According to this configuration, the base member can be easily attached to the suspension member via the base suspension member.

上記膜天井固定ユニットにおいて、前記ベース吊り部材は、延長部材を介して前記吊り材に固定されており、前記延長部材は、前記吊り材を中心として前記ベース吊り部材を回動可能に支持することが好ましい。この構成によれば、吊り材に対してベース部材の位置がずれて取り付けられた場合には、吊り材に対してベース部材が延長部材を介して回動するので、ベース部材の位置を的確な位置にすることができる。   In the membrane ceiling fixing unit, the base suspension member is fixed to the suspension member via an extension member, and the extension member supports the base suspension member so as to be rotatable around the suspension member. Is preferred. According to this configuration, when the base member is attached with a position shifted with respect to the suspension member, the base member rotates with respect to the suspension member via the extension member. Can be in position.

本発明によれば、簡易な構造で、第１、第２の膜材に張力を掛けることができ、一体感がある膜天井を実現することができるので、施工性・意匠性を向上させることができる。   According to the present invention, the first and second membrane materials can be tensioned with a simple structure, and a membrane ceiling with a sense of unity can be realized, thereby improving workability and design. Can do.

実施形態における膜天井固定ユニットを説明する図であり、（ａ）は上面図、（ｂ）は正面図、（ｃ）は右側面図。It is a figure explaining the film | membrane ceiling fixing unit in embodiment, (a) is a top view, (b) is a front view, (c) is a right view. 実施形態における膜天井固定ユニットを構成する構成部材を説明する図であり、（ａ）はベース吊り部材、（ｂ）はベース部材、（ｃ）は第１及び第２の固定部材、（ｄ）は第１の固定部材の要部の拡大図。It is a figure explaining the structural member which comprises the membrane ceiling fixing unit in embodiment, (a) is a base suspension member, (b) is a base member, (c) is a 1st and 2nd fixing member, (d) FIG. 4 is an enlarged view of a main part of the first fixing member. 実施形態における膜天井固定ユニットを用いて膜天井を取り付ける取付方法を説明する説明図であり、（ａ）はベース吊り部材を取り付けた状態、（ｂ）はベース部材を取り付けた状態、（ｃ）は第１の固定部材を取り付けた状態、（ｄ）は第２の固定部材を取り付けた状態、（ｅ）は第２の固定部材を第１の固定部材と組み合わせた状態、（ｆ）は移動規制部材を取り付けた状態を示した説明図。It is explanatory drawing explaining the attachment method which attaches a membrane ceiling using the membrane ceiling fixing unit in embodiment, (a) is the state which attached the base suspension member, (b) is the state which attached the base member, (c). Is a state where the first fixing member is attached, (d) is a state where the second fixing member is attached, (e) is a state where the second fixing member is combined with the first fixing member, and (f) is a movement. Explanatory drawing which showed the state which attached the control member. 変更例における膜天井固定ユニットを説明する図であり、（ａ），（ｂ），（ｃ）は第１の延長部材における上面図、正面図、右側面図、（ｄ），（ｅ），（ｆ）は第２の延長部材における上面図、正面図、右側面図、（ｇ），（ｈ），（ｉ）は第３の延長部材における上面図、正面図、右側面図。It is a figure explaining the film | membrane ceiling fixing unit in the example of a change, (a), (b), (c) is a top view in a 1st extension member, a front view, a right view, (d), (e), (F) is a top view, a front view, and a right side view of the second extension member, and (g), (h), and (i) are a top view, a front view, and a right side view of the third extension member.

以下、図１〜図３に従って、本発明の膜天井固定ユニットを具体化した一実施形態について説明する。膜天井構造では、複数の矩形の膜天井材（膜材）を隣接させながら天井に張る。そして、膜天井固定ユニットを用いて、隣接する膜材（第１の膜材、第２の膜材）の端部を固定する。この膜天井固定ユニットは、天井に所定間隔で配置された吊り材に固定される。   Hereinafter, an embodiment in which the membrane ceiling fixing unit of the present invention is embodied will be described with reference to FIGS. In the membrane ceiling structure, a plurality of rectangular membrane ceiling materials (membrane materials) are stretched on the ceiling while being adjacent to each other. And the edge part of an adjacent film | membrane material (1st film | membrane material, 2nd film | membrane material) is fixed using a film | membrane ceiling fixing unit. The membrane ceiling fixing unit is fixed to a suspension member disposed on the ceiling at a predetermined interval.

図１は、本実施形態の膜天井固定ユニット１０の使用時の三面図を示しており、（ａ）は上面図、（ｂ）は正面図、（ｃ）は右側面図をそれぞれ示している。
図１（ｂ）に示すように、膜天井固定ユニット１０は、ベース吊り部材１５、ベース部材２０、第１の固定部材３０、第２の固定部材４０を備えている。この膜天井固定ユニット１０は、天井に取り付けられている吊り材６０に対して、第１の膜材５１、第２の膜材５２を固定する。 FIG. 1 is a three-side view when the membrane ceiling fixing unit 10 of the present embodiment is used, (a) is a top view, (b) is a front view, and (c) is a right side view. .
As shown in FIG. 1B, the membrane ceiling fixing unit 10 includes a base suspension member 15, a base member 20, a first fixing member 30, and a second fixing member 40. The membrane ceiling fixing unit 10 fixes the first membrane material 51 and the second membrane material 52 to the suspension member 60 attached to the ceiling.

ベース吊り部材１５は、吊り材６０に取り付けられる。このベース吊り部材１５には、ベース部材２０が接続される。このベース部材２０には、第１の固定部材３０及び第２の固定部材４０が接続される。   The base suspension member 15 is attached to the suspension member 60. A base member 20 is connected to the base suspension member 15. A first fixing member 30 and a second fixing member 40 are connected to the base member 20.

図１（ａ）に示すように、このベース吊り部材１５の上面には、左右方向（第１の膜材５１の端部、第２の膜材５２の端部の延在方向に対して直交する水平方向）に延びる長孔１５ｈが形成されている。   As shown in FIG. 1 (a), the upper surface of the base suspension member 15 has a horizontal direction (perpendicular to the extending direction of the end portions of the first film material 51 and the second film material 52). A long hole 15h extending in the horizontal direction) is formed.

図１（ｃ）に示すように、ベース部材２０、第１の固定部材３０及び第２の固定部材４０は、第１の膜材５１の端部、第２の膜材５２の端部に沿って延在した長尺形状で形成されている。   As shown in FIG. 1C, the base member 20, the first fixing member 30, and the second fixing member 40 are along the end of the first film material 51 and the end of the second film material 52. It is formed in a long shape extending.

更に、図１（ｂ）に示すように、第１の固定部材３０には、第１の膜材５１の端部が取り付けられ、第２の固定部材４０には、第２の膜材５２の端部が取り付けられる。各膜材５１，５２の端部は、それぞれ丸棒５１ａ，５２ａに巻かれて折り返された状態で、各固定部材（３０，４０）に保持される。   Further, as shown in FIG. 1B, the end of the first film material 51 is attached to the first fixing member 30, and the second film material 52 of the second fixing member 40 is attached to the first fixing member 30. The end is attached. The end portions of the film materials 51 and 52 are respectively held by the fixing members (30 and 40) while being wound around the round bars 51a and 52a.

また、膜天井固定ユニット１０の最下面には、移動規制部材としてのボルト５０が取り付けられる。このボルト５０の軸部の径は、ベース部材２０に取り付けられた各固定部材（３０，４０）が離間したときに生じる隙間とほぼ同じ大きさである。   A bolt 50 as a movement restricting member is attached to the lowermost surface of the membrane ceiling fixing unit 10. The diameter of the shaft portion of the bolt 50 is almost the same size as the gap generated when the fixing members (30, 40) attached to the base member 20 are separated.

次に、図２を用いて、膜天井固定ユニット１０を構成する各部材（１５，２０，３０，４０）について詳述する。図２（ａ）はベース吊り部材１５、図２（ｂ）はベース部材２０、図２（ｃ）は第１の固定部材３０及び第２の固定部材４０の斜視図である。   Next, each member (15, 20, 30, 40) constituting the membrane ceiling fixing unit 10 will be described in detail with reference to FIG. 2A is a perspective view of the base suspension member 15, FIG. 2B is a base member 20, and FIG. 2C is a perspective view of the first fixing member 30 and the second fixing member 40.

図２（ａ）に示すように、ベース吊り部材１５の上部は、逆三角形状をしており、上面において吊り材６０に連結される連結部を構成する。
ベース吊り部材１５の下端部には、下方に開口された断面長方形状の保持空間ｓ１が形成されるように、二つのコ字形状の先端部１５ａが向かい合うように配置される。この先端部１５ａは支持部として機能する。更に、このベース吊り部材１５には、各先端部１５ａと連結部とを接続する脚部１５ｂが設けられている。各脚部１５ｂには、中央で整合するように孔１５ｃがそれぞれ設けられている。各孔１５ｃは、ボルト１６（図１（ｂ））を挿入可能な大きさで形成されている。 As shown in FIG. 2A, the upper portion of the base suspension member 15 has an inverted triangular shape, and constitutes a connecting portion connected to the suspension member 60 on the upper surface.
At the lower end portion of the base suspension member 15, two U-shaped tip portions 15a are arranged so as to face each other so that a holding space s1 having a rectangular cross section opened downward is formed. The tip portion 15a functions as a support portion. Further, the base suspension member 15 is provided with leg portions 15b that connect the tip portions 15a and the connecting portions. Each leg portion 15b is provided with a hole 15c so as to be aligned at the center. Each hole 15c is formed in such a size that the bolt 16 (FIG. 1B) can be inserted.

図２（ｂ）に示すように、ベース部材２０の断面形状は、Π形状の上部と、下方に開口した角張ったＣ字形状の下部とからなる。この上部と下部とが中央で一体化されている。そして、ベース部材２０の上部（ベース部材２０の中央部）には、断面が四角形状の連結空間ｓ２が形成されている。この連結空間ｓ２は、ベース部材２０の延在方向に隣接する他のベース部材２０と接続するためのベース接続部として機能する。   As shown in FIG. 2 (b), the cross-sectional shape of the base member 20 is composed of a ridge-shaped upper part and an angular C-shaped lower part opened downward. The upper part and the lower part are integrated at the center. A connection space s2 having a quadrangular cross section is formed in the upper portion of the base member 20 (the central portion of the base member 20). This connection space s2 functions as a base connection part for connecting to another base member 20 adjacent in the extending direction of the base member 20.

ベース部材２０の上端部２１には、水平方向に突出した１対の突条部２１ａ，２１ｂが設けられている。これら突条部２１ａ，２１ｂは、取付部として機能する。
ベース部材２０の下部は、下に開口した係合空間ｓ３を構成する側壁部２５，２６を有している。この係合空間ｓ３は、後述する第１の固定部材３０上端部３１及び第２の固定部材４０の上端部４１を回動させることができる大きさで構成されている。 The upper end portion 21 of the base member 20 is provided with a pair of ridge portions 21a and 21b protruding in the horizontal direction. These ridge portions 21a and 21b function as attachment portions.
The lower part of the base member 20 has side walls 25 and 26 that constitute an engaging space s3 that opens downward. The engagement space s3 is configured to have a size capable of rotating an upper end portion 31 of a first fixing member 30 and an upper end portion 41 of the second fixing member 40 which will be described later.

また、側壁部２５，２６の下端部には、係合空間ｓ３の下側を覆うように、第１係止部２７及び第２係止部２８が水平方向に突出している。第１係止部２７及び第２係止部２８が、本実施形態のベース係止部として機能する。第１係止部２７及び第２係止部２８の先端には、突条部２７ａ，２８ａが設けられている。これら突条部２７ａ，２８ａは、上方に（係合空間ｓ３側に）突出した形状である。そして、この突条部２７ａ，２８ａには、後述する第１、第２の固定部材３０，４０の上端部３１，４１の先端部３１ａ，４１ａを引っ掛かることができる大きさで形成されている。また、突条部２７ａ，２８ａは、側壁部２５，２６との間で隙間を形成する。これら隙間には、第１、第２の固定部材３０，４０の先端部３１ａ，４１ａが遊嵌され、回動可能となる。また、遊嵌された各先端部３１ａ，４１ａは、図１の左右方向に後述する幅ｗ３分だけ移動可能となっている。   Moreover, the 1st latching | locking part 27 and the 2nd latching | locking part 28 protrude in the horizontal direction so that the lower part of the side wall parts 25 and 26 may cover the lower side of engagement space s3. The 1st latching | locking part 27 and the 2nd latching | locking part 28 function as a base latching | locking part of this embodiment. At the tips of the first locking portion 27 and the second locking portion 28, protrusions 27a and 28a are provided. These protrusions 27a and 28a have a shape protruding upward (to the engagement space s3 side). The protrusions 27a and 28a are formed to have a size capable of catching the tip portions 31a and 41a of upper end portions 31 and 41 of first and second fixing members 30 and 40, which will be described later. Further, the protrusions 27 a and 28 a form a gap between the side walls 25 and 26. The front end portions 31a and 41a of the first and second fixing members 30 and 40 are loosely fitted in these gaps and can be rotated. Further, the loosely fitted tip portions 31a and 41a are movable in the left-right direction in FIG. 1 by a width w3 described later.

更に、突条部２７ａと突条部２８ａとにより、幅ｗｓの開口部が構成される。この幅ｗｓは、後述する第１の固定部材３０の上端部３１の幅ｗ１及び第２の固定部材４０の上端部４１の幅ｗ２よりも大きくしてある。これにより、これら上端部３１，４１が係合空間ｓ３に挿入可能となっている。   Furthermore, the protrusion 27a and the protrusion 28a constitute an opening having a width ws. The width ws is larger than the width w1 of the upper end portion 31 of the first fixing member 30 and the width w2 of the upper end portion 41 of the second fixing member 40 which will be described later. Thereby, these upper end parts 31 and 41 can be inserted in engagement space s3.

図２（ｃ）に示すように、第１の固定部材３０の上端部３１は、水平方向に突出している。この上端部３１は、ベース部材２０の第１係止部２７に係合する上方係合部として機能する。また、上端部３１の先端部３１ａは、下方に突出している。   As shown in FIG. 2C, the upper end portion 31 of the first fixing member 30 protrudes in the horizontal direction. The upper end portion 31 functions as an upper engaging portion that engages with the first locking portion 27 of the base member 20. Moreover, the front-end | tip part 31a of the upper end part 31 protrudes below.

第１の固定部材３０の中央部には、筒形状の保持部３２が設けられている。この保持部３２は、上端部３１と同じ側（図２（ｃ）の左側）に突出している。保持部３２の中空部は、第１の膜材５１の端部を巻いた丸棒５１ａを収納可能な大きさで構成されている。保持部３２の下側には、開口部３２ａが設けられている。この開口部３２ａは、丸棒５１ａの直径より狭く、丸棒５１ａが飛び出ない大きさで構成される。そして、保持部３２内で、丸棒５１ａに巻き付けた第１の膜材５１の端部を引っ張ることにより、第１の膜材５１が丸棒５１ａと開口部３２ａの端部とで固定される。   A cylindrical holding portion 32 is provided at the center of the first fixing member 30. The holding portion 32 protrudes on the same side as the upper end portion 31 (left side in FIG. 2C). The hollow portion of the holding portion 32 is configured to have a size capable of accommodating the round bar 51 a wound around the end portion of the first film material 51. An opening 32 a is provided below the holding portion 32. The opening 32a is narrower than the diameter of the round bar 51a and has a size that prevents the round bar 51a from popping out. Then, by pulling the end of the first film material 51 wound around the round bar 51a in the holding part 32, the first film material 51 is fixed between the round bar 51a and the end of the opening 32a. .

図２（ｄ）に示すように、保持部３２の内面（中空部の内周部）には、保持部３２の延在方向に延びる複数の突条部Ｐ１が設けられている。これら突条部Ｐ１は、離間して筋状に配置されている。   As shown in FIG. 2D, a plurality of protrusions P <b> 1 extending in the extending direction of the holding part 32 are provided on the inner surface of the holding part 32 (inner peripheral part of the hollow part). These protrusions P1 are spaced apart and arranged in a streak shape.

図２（ｃ）に示すように、第１の固定部材３０の下端部３３には、断面が長方形状となる収容空間ｓ４が設けられている。この収容空間ｓ４には、中央部の上方が開口された開口部が形成されている。下端部３３の先端部３３ａは、収容空間ｓ４の上面の一部を覆うように、水平方向に延びて突出している。この先端部３３ａは、第２の固定部材４０の下端部４３と係合して、下方係止部として機能する。更に、収容空間ｓ４の開口部は、後述する第２の固定部材４０の下端部４３が挿入可能となるように、この下端部４３の幅ｗ３よりも大きく構成されている。   As shown in FIG. 2C, the lower end portion 33 of the first fixing member 30 is provided with an accommodation space s4 having a rectangular cross section. The accommodation space s4 is formed with an opening having an opening above the center. The tip 33a of the lower end 33 extends and projects in the horizontal direction so as to cover a part of the upper surface of the accommodation space s4. The distal end portion 33a engages with the lower end portion 43 of the second fixing member 40 and functions as a downward locking portion. Furthermore, the opening of the accommodation space s4 is configured to be larger than the width w3 of the lower end 43 so that the lower end 43 of the second fixing member 40 described later can be inserted.

また、下端部３３の底面外側の中央には、目印３３ｍが設けられている。この目印３３ｍは、本実施形態では、第１の固定部材３０の延在方向に線状の溝により構成されている。   In addition, a mark 33m is provided at the center outside the bottom surface of the lower end 33. In the present embodiment, the mark 33m is configured by a linear groove in the extending direction of the first fixing member 30.

第２の固定部材４０の上部は、第１の固定部材３０の上部と垂直面で面対称の形状となっている。具体的には、第２の固定部材４０は、上端部４１と保持部４２とが同じ側（図２（ｃ）の右側）に突出している。第２の固定部材４０の上端部４１は、水平方向に突出しており、ベース部材２０の第２係止部２８に係合する上方係合部として機能する。上端部４１の先端部４１ａは、下方に突出している。   The upper part of the second fixing member 40 has a shape that is plane-symmetric with respect to the upper surface of the first fixing member 30. Specifically, the upper end portion 41 and the holding portion 42 of the second fixing member 40 protrude on the same side (the right side in FIG. 2C). The upper end portion 41 of the second fixing member 40 protrudes in the horizontal direction and functions as an upper engaging portion that engages with the second locking portion 28 of the base member 20. The tip 41a of the upper end 41 protrudes downward.

第２の固定部材４０の中央部には、筒形状の保持部４２が形成されている。この保持部４２は、保持部３２と中央垂直面で面対称に構成されている。保持部４２の中空部は、第２の膜材５２の端部を巻いた丸棒５２ａを収納可能な大きさで構成されている。保持部４２には、延材方向に延びる開口部４２ａが設けられている。開口部４２ａは、丸棒５２ａの直径より狭く、丸棒５２ａが飛び出ない大きさで構成される。そして、保持部４２内で、丸棒５２ａに巻き付けた第２の膜材５２の端部を引っ張ることにより、第２の膜材５２が丸棒５２ａと開口部４２ａの端部とで固定される。更に、保持部４２の内側には、複数の突条部Ｐ１が離間して形成されている。   A cylindrical holding portion 42 is formed at the center of the second fixing member 40. The holding portion 42 is configured to be plane-symmetric with the holding portion 32 and a central vertical plane. The hollow portion of the holding portion 42 is configured to have a size that can accommodate the round bar 52 a wound around the end portion of the second film material 52. The holding part 42 is provided with an opening 42a extending in the extending material direction. The opening 42a is narrower than the diameter of the round bar 52a, and has a size that prevents the round bar 52a from popping out. Then, by pulling the end portion of the second film material 52 wound around the round bar 52a in the holding portion 42, the second film material 52 is fixed between the round bar 52a and the end portion of the opening 42a. . Furthermore, a plurality of protrusions P <b> 1 are formed inside the holding portion 42 so as to be separated from each other.

また、第２の固定部材の下端部４３は、水平方向で上端部４１の突出側と同じ側に突出している。この下端部４３は、第１の固定部材３０の収容空間ｓ４の開口部に挿入されて、収容空間ｓ４内で下端部３３の先端部３３ａと係合し、下方係合部として機能する。   Further, the lower end portion 43 of the second fixing member protrudes on the same side as the protruding side of the upper end portion 41 in the horizontal direction. The lower end 43 is inserted into the opening of the accommodation space s4 of the first fixing member 30, engages with the tip 33a of the lower end 33 in the accommodation space s4, and functions as a lower engagement portion.

次に、図３を用いて、上述した膜天井固定ユニット１０の取り付け方法について説明する。
図３（ａ）に示すように、まず、天井に固定された吊り材６０に、ベース吊り部材１５を取り付ける。具体的には、まず、ナット６１を螺合させた吊り材６０に、ベース吊り部材１５の長孔１５ｈを貫通させて、ナット６１に当接させる。この場合、第１の膜材５１及び第２の膜材５２の隣接位置に応じて、長孔１５ｈに対する吊り材６０の取付位置を決める。そして、吊り材６０にナット６２を螺合させて、ベース吊り部材１５をナット６１，６２で締め付けて固定する。 Next, a method for attaching the above-described membrane ceiling fixing unit 10 will be described with reference to FIG.
As shown in FIG. 3A, first, the base suspension member 15 is attached to the suspension member 60 fixed to the ceiling. Specifically, first, the long hole 15 h of the base suspension member 15 is passed through the suspension member 60 to which the nut 61 is screwed, and is brought into contact with the nut 61. In this case, the attachment position of the suspension member 60 with respect to the long hole 15h is determined according to the adjacent position of the first film material 51 and the second film material 52. Then, a nut 62 is screwed into the suspension member 60, and the base suspension member 15 is fastened and fixed by the nuts 61 and 62.

次に、図３（ｂ）に示すように、ベース吊り部材１５にベース部材２０を引っ掛けて吊り下げる。具体的には、ベース吊り部材１５の保持空間ｓ１に、ベース部材２０の上端部２１を挿入する。ここで、ベース部材２０の延材方向に隣接する他のベース部材２０が既に配置されている場合には、このベース部材２０の連結空間ｓ２に、図示しない接合材を挿入して、他のベース部材２０と結合する。そして、ベース吊り部材１５の各脚部１５ｂの孔１５ｃにボルト１６を貫通させ、ナットにより脚部１５ｂ同士を締め付ける。これにより、ベース部材２０の上端部２１がベース吊り部材１５の保持空間ｓ１に収容されて固定される。この場合、そして、ベース吊り部材１５にベース部材２０を垂下させて、ベース吊り部材１５の各先端部１５ａの上面に、ベース部材２０の突条部２１ａ，２１ｂを当接させる。   Next, as shown in FIG. 3B, the base member 20 is hooked on the base suspension member 15 and suspended. Specifically, the upper end portion 21 of the base member 20 is inserted into the holding space s1 of the base suspension member 15. Here, when another base member 20 adjacent to the extending direction of the base member 20 has already been arranged, a bonding material (not shown) is inserted into the connection space s2 of the base member 20 and another base member 20 is inserted. Coupled with member 20. Then, the bolts 16 are passed through the holes 15c of the leg portions 15b of the base suspension member 15, and the leg portions 15b are tightened with nuts. Accordingly, the upper end portion 21 of the base member 20 is accommodated and fixed in the holding space s <b> 1 of the base suspension member 15. In this case, the base member 20 is suspended from the base suspension member 15, and the protrusions 21 a and 21 b of the base member 20 are brought into contact with the upper surface of each distal end portion 15 a of the base suspension member 15.

次に、図３（ｃ）に示すように、ベース部材２０に第１の固定部材３０を引っ掛けて吊り下げる。具体的には、まず、第１の固定部材３０の保持部３２の中空部には、第１の膜材５１の端部を巻き付けた丸棒５１ａを挿入しておく。この場合、保持部３２の開口部３２ａから、丸棒５１ａに巻き付けた第１の膜材５１の端部を引き出す。そして、第１の固定部材３０の上端部３１を、ベース部材２０の開口部から係合空間ｓ３に挿入する。この場合、第１の固定部材３０を第１の膜材５１側に傾けた状態で、第１の固定部材３０の上端部３１を係合空間ｓ３に挿入する。次に、第１の固定部材３０の上端部３１を軸として回動させて、上端部３１の先端部３１ａを、ベース部材２０の側壁部２５と第１係止部２７の突条部２７ａとの間に配置する。この場合、第１の固定部材３０の保持部３２がベース部材２０の下方に位置することになり、第１の膜材５１が膜天井固定ユニット１０の中心（中央垂直面）に引き込まれる。   Next, as shown in FIG. 3C, the first fixing member 30 is hooked on the base member 20 and suspended. Specifically, first, a round bar 51 a around which the end portion of the first film material 51 is wound is inserted into the hollow portion of the holding portion 32 of the first fixing member 30. In this case, the end portion of the first film material 51 wound around the round bar 51 a is pulled out from the opening 32 a of the holding portion 32. Then, the upper end portion 31 of the first fixing member 30 is inserted into the engagement space s <b> 3 from the opening portion of the base member 20. In this case, the upper end portion 31 of the first fixing member 30 is inserted into the engagement space s3 in a state where the first fixing member 30 is inclined toward the first film material 51 side. Next, the upper end portion 31 of the first fixing member 30 is rotated about the axis, and the tip end portion 31a of the upper end portion 31 is moved to the side wall portion 25 of the base member 20 and the protruding portion 27a of the first locking portion 27. Place between. In this case, the holding portion 32 of the first fixing member 30 is positioned below the base member 20, and the first film material 51 is drawn into the center (center vertical surface) of the film ceiling fixing unit 10.

次に、図３（ｄ）に示すように、ベース部材２０に第２の固定部材４０を引っ掛けて吊り下げる。具体的には、まず、第２の固定部材４０を取り付ける前に、第２の固定部材４０の保持部４２の中空部に第２の膜材５２の端部を巻き付けた丸棒５２ａを挿入しておく。この場合、保持部４２の開口部４２ａから、丸棒５２ａに巻き付けた第２の膜材５２の端部を引き出す。そして、第２の固定部材４０の上端部４１を、ベース部材２０の開口部から係合空間ｓ３に挿入する。この場合、第２の固定部材４０を第２の膜材５２側に傾けた状態で、第２の固定部材４０の上端部４１を係合空間ｓ３に挿入する。   Next, as shown in FIG. 3D, the second fixing member 40 is hooked on the base member 20 and suspended. Specifically, first, before attaching the second fixing member 40, a round bar 52a around which the end of the second film material 52 is wound is inserted into the hollow portion of the holding portion 42 of the second fixing member 40. Keep it. In this case, the end portion of the second film material 52 wound around the round bar 52a is pulled out from the opening 42a of the holding portion 42. Then, the upper end portion 41 of the second fixing member 40 is inserted from the opening of the base member 20 into the engagement space s3. In this case, the upper end portion 41 of the second fixing member 40 is inserted into the engagement space s3 in a state where the second fixing member 40 is inclined toward the second film material 52 side.

次に、図３（ｅ）に示すように、第２の固定部材４０の上端部４１を軸として回動させて、上端部４１の先端部４１ａを、ベース部材２０の側壁部２６と第２係止部２８の突条部２８ａとの間に配置する。この場合、第２の固定部材４０の保持部４２がベース部材２０の下方に位置することになり、第２の膜材５２が膜天井固定ユニット１０の中心（中央垂直面）に引き込まれる。そして、第２の固定部材４０の下端部４３を、第１の固定部材３０の収容空間ｓ４に挿入する。   Next, as shown in FIG. 3 (e), the upper end 41 of the second fixing member 40 is rotated about the axis, and the tip 41 a of the upper end 41 is moved to the side wall 26 of the base member 20 and the second end. It arrange | positions between the protrusion part 28a of the latching | locking part 28. FIG. In this case, the holding portion 42 of the second fixing member 40 is positioned below the base member 20, and the second film material 52 is drawn into the center (center vertical surface) of the film ceiling fixing unit 10. Then, the lower end portion 43 of the second fixing member 40 is inserted into the accommodation space s 4 of the first fixing member 30.

そして、図３（ｆ）に示すように、第１の固定部材３０と第２の固定部材４０との間にボルト５０を取り付ける。具体的には、第１の固定部材３０の下端部３３の目印３３ｍに沿って、ボルト５０を下から収容空間ｓ４に打ち込む。これにより、ボルト５０の軸部が、第１の固定部材３０及び第２の固定部材４０の間に位置して、ベース部材２０に対して各固定部材（３０，４０）の移動を規制する。この場合、第２の固定部材４０の下端部４３は、第１の固定部材３０の下端部３３の先端部３３ａに係合する。なお、取り付けた後に、第１、第２の膜材５１，５２に撓みが生じている場合には、その端部を引っ張る。この場合、第１、第２の膜材５１，５２が、丸棒５１ａ，５２ａと保持部３２，４２の開口部３２ａ，４２ａの間で固定されているので、撓みを解消することができる。   Then, as shown in FIG. 3 (f), a bolt 50 is attached between the first fixing member 30 and the second fixing member 40. Specifically, the bolt 50 is driven into the accommodation space s4 from below along the mark 33m of the lower end portion 33 of the first fixing member 30. Accordingly, the shaft portion of the bolt 50 is located between the first fixing member 30 and the second fixing member 40, and restricts the movement of each fixing member (30, 40) with respect to the base member 20. In this case, the lower end portion 43 of the second fixing member 40 is engaged with the distal end portion 33 a of the lower end portion 33 of the first fixing member 30. When the first and second film materials 51 and 52 are bent after being attached, the end portions are pulled. In this case, since the first and second film members 51 and 52 are fixed between the round bars 51a and 52a and the openings 32a and 42a of the holding portions 32 and 42, the bending can be eliminated.

本実施形態によれば、以下のような効果を得ることができる。
（１）本実施形態の膜天井固定ユニット１０は、第１、第２の膜材５１，５２を取り付けた第１、第２の固定部材３０，４０の上端部３１，４１を、ベース部材２０の係合空間ｓ３に挿入して回動させて、第１、第２の固定部材３０，４０をベース部材２０に吊り下げる。第２の固定部材４０の下端部４３を、第１の固定部材３０の収容空間ｓ４に挿入して、第１の固定部材３０の先端部３３ａに係合させ、ボルト５０により第１、第２の固定部材３０，４０の位置を固定する。これにより、第１、第２の固定部材３０，４０の上端部３１，４１をベース部材２０の係合空間ｓ３で回動させ、第１、第２の膜材５１，５２を膜天井固定ユニット１０の中心に引き込むことができる。従って、簡易な構成で、第１、第２の膜材５１，５２に張力を掛けて、膜材（５１，５２）の弛みやしわの発生を抑制することができる。また、第１の固定部材３０に取り付けた第１の膜材５１と、第２の固定部材４０に取り付けた第２の膜材５２とを近接して配置することができ、一体感がある膜天井により、施工性及び意匠性を向上させることができる。 According to this embodiment, the following effects can be obtained.
(1) The membrane ceiling fixing unit 10 of the present embodiment is configured so that the upper end portions 31 and 41 of the first and second fixing members 30 and 40 to which the first and second membrane materials 51 and 52 are attached are connected to the base member 20. The first and second fixing members 30 and 40 are suspended from the base member 20 by being inserted into the engagement space s3 and rotated. The lower end portion 43 of the second fixing member 40 is inserted into the accommodating space s4 of the first fixing member 30 and engaged with the tip end portion 33a of the first fixing member 30, and the first and second bolts 50 are used for the first and second. The positions of the fixing members 30, 40 are fixed. Accordingly, the upper end portions 31 and 41 of the first and second fixing members 30 and 40 are rotated in the engagement space s3 of the base member 20, and the first and second film members 51 and 52 are moved to the membrane ceiling fixing unit. It can be pulled into the center of the ten. Accordingly, it is possible to suppress the occurrence of slack and wrinkles of the film materials (51, 52) by applying tension to the first and second film materials 51, 52 with a simple configuration. Further, the first film material 51 attached to the first fixing member 30 and the second film material 52 attached to the second fixing member 40 can be arranged close to each other, and the film has a sense of unity. With the ceiling, the workability and the design can be improved.

（２）本実施形態においては、第１の固定部材３０の収容空間ｓ４の下となる下端部３３の中央には、ボルト５０を配置するための目印３３ｍが外側に形成されている。これにより、第１、第２の固定部材３０，４０を的確に固定することができる。   (2) In the present embodiment, a mark 33m for disposing the bolt 50 is formed on the outside at the center of the lower end portion 33 below the accommodation space s4 of the first fixing member 30. Thereby, the 1st, 2nd fixing members 30 and 40 can be fixed exactly.

（３）本実施形態においては、ベース部材２０の中央部には、断面が四角形状の連結空間ｓ２が形成されている。ベース部材２０の延材方向に隣接する他のベース部材２０が既に配置されている場合には、このベース部材２０の連結空間ｓ２に、図示しない接合材を挿入して、他のベース部材２０と結合する。これにより、ベース部材２０の延在方向に位置合わせして、複数のベース部材２０を効率的に連結することができる。   (3) In the present embodiment, a connecting space s2 having a quadrangular cross section is formed at the center of the base member 20. In the case where another base member 20 adjacent to the base member 20 in the extending direction is already arranged, a bonding material (not shown) is inserted into the connection space s2 of the base member 20, and the other base member 20 and Join. Thereby, it can align in the extending direction of the base member 20, and can connect the several base member 20 efficiently.

（４）本実施形態の膜天井固定ユニット１０は、ベース部材２０を支持するベース吊り部材１５を備えている。これにより、吊り材６０に対してベース吊り部材１５の取り付けが容易になる。   (4) The membrane ceiling fixing unit 10 of this embodiment includes a base suspension member 15 that supports the base member 20. Thereby, attachment of the base suspension member 15 to the suspension member 60 is facilitated.

（５）本実施形態において、ベース吊り部材１５の保持空間ｓ１に、ベース部材２０の突条部２１ａに配置させて、ベース吊り部材１５にベース部材２０を垂下させる。更に、ベース吊り部材１５の孔１５ｃに、ボルト１６を貫通して締め付ける。これにより、ベース吊り部材１５に吊り下げたベース部材２０を、強固に、かつ効率よく固定することができる。
（６）本実施形態において、ベース吊り部材１５に、吊り材６０に取り付ける長孔１５ｈを設けた。これにより、吊り材６０の位置を移動させて調整することができる。 (5) In the present embodiment, the base member 20 is suspended from the base suspension member 15 by being disposed in the protrusion 21 a of the base member 20 in the holding space s 1 of the base suspension member 15. Further, the bolt 16 is passed through and tightened into the hole 15 c of the base suspension member 15. Thereby, the base member 20 suspended from the base suspension member 15 can be firmly and efficiently fixed.
(6) In the present embodiment, the base suspension member 15 is provided with a long hole 15 h attached to the suspension member 60. Thereby, the position of the hanger 60 can be moved and adjusted.

また、上記実施形態は、以下のように変更してもよい。
・上記実施形態においては、天井に固定された吊り材６０に、ベース吊り部材１５を介してベース部材２０を取り付ける。これに加えて、ベース吊り部材１５とベース部材２０との間に、延長部材を更に設けてもよい。この延長部材を用いることにより、吊り材６０の中心軸とずらしてベース吊り部材１５を配置することができる。 Moreover, you may change the said embodiment as follows.
In the above embodiment, the base member 20 is attached to the suspension member 60 fixed to the ceiling via the base suspension member 15. In addition, an extension member may be further provided between the base suspension member 15 and the base member 20. By using this extension member, it is possible to dispose the base suspension member 15 with a shift from the central axis of the suspension member 60.

図４には、３種類の延長部材７０，７５，７７を示している。
図４（ａ）、図４（ｂ）、図４（ｃ）は、第１の延長部材７０の三面図（上面図、正面図、右側面図）である。 FIG. 4 shows three types of extension members 70, 75, and 77.
4A, 4B, and 4C are three views (a top view, a front view, and a right view) of the first extension member 70. FIG.

図４（ａ）〜（ｃ）に示す第１の延長部材７０は、板状の上部７１、中央部７２、下部７３を端部で接続した形状をしている。図４（ａ）に示すように、延長部材７０の上部７１には、溝７１ａが設けられている。この溝７１ａは、吊り材６０が貫通して配置される収容部を有している。また、下部７３には、図示しない２つの孔が、図４（ｂ）の左右方向に並んで形成されている。このうち中央部７２側と反対側の孔は、溝７１ａの収容部に整合している。   The first extending member 70 shown in FIGS. 4A to 4C has a shape in which a plate-like upper portion 71, a central portion 72, and a lower portion 73 are connected at the end portions. As shown in FIG. 4A, a groove 71 a is provided in the upper portion 71 of the extension member 70. The groove 71a has a housing portion through which the suspension member 60 is disposed. In addition, two holes (not shown) are formed in the lower portion 73 side by side in the left-right direction in FIG. Among these holes, the hole on the opposite side to the central portion 72 is aligned with the accommodating portion of the groove 71a.

吊り材６０に膜天井固定ユニット１０を取り付ける場合、まず、延長部材７０に、膜天井固定ユニット１０のベース吊り部材１５を取り付ける。具体的には、ベース吊り部材１５の長孔１５ｈと、延長部材７０の下部７３の中央部７２側の孔とを整合させて、これら孔に、下からボルト６５を貫通させ、このボルト６５にナット６６を締め付ける。   When attaching the membrane ceiling fixing unit 10 to the suspension member 60, first, the base suspension member 15 of the membrane ceiling fixing unit 10 is attached to the extension member 70. Specifically, the long hole 15h of the base suspension member 15 and the hole on the central portion 72 side of the lower portion 73 of the extension member 70 are aligned, and a bolt 65 is passed through these holes from below, Tighten the nut 66.

次に、ナット６３を取り付けた吊り材６０を、延長部材７０の上部７１の溝７１ａの収容部及びにこれに整合する下部７３の孔に配置する。この場合、ナット６３は下部７３の上面に当接させる。そして、吊り材６０の先端部にナット６４を締め付けることにより、吊り材６０に延長部材７０を取り付ける。   Next, the suspension member 60 to which the nut 63 is attached is disposed in the accommodation portion of the groove 71a of the upper portion 71 of the extension member 70 and the hole of the lower portion 73 aligned therewith. In this case, the nut 63 is brought into contact with the upper surface of the lower portion 73. Then, the extension member 70 is attached to the suspension member 60 by tightening the nut 64 at the tip of the suspension member 60.

この構成により、図４（ａ）に示すように、吊り材６０の中心軸ｃ１と、ベース吊り部材１５を取り付けたボルト６５との軸とは離間する。そして、吊り材６０に対してベース吊り部材１５の位置がずれている場合には、吊り材６０の中心軸ｃ１を中心としてベース吊り部材１５の軸を円弧ｒ１上で回動させる。これにより、ベース吊り部材１５の位置を調整して、第１、第２の膜材５１，５２を的確な位置に配置することができる。   With this configuration, as shown in FIG. 4A, the central axis c1 of the suspension member 60 and the axis of the bolt 65 to which the base suspension member 15 is attached are separated from each other. When the position of the base suspension member 15 is shifted with respect to the suspension member 60, the axis of the base suspension member 15 is rotated on the arc r1 around the central axis c1 of the suspension member 60. Thereby, the position of the base suspension member 15 can be adjusted and the 1st, 2nd film | membrane materials 51 and 52 can be arrange | positioned in an exact position.

また、図４（ｄ）、図４（ｅ）、図４（ｆ）に示すように、断面がコ字形状をした延長部材７５を用いてもよい。この延長部材７５の上部と下部には、それぞれ整合する２つの孔が設けられている。延長部材７５を用いて膜天井固定ユニット１０を取り付ける場合には、ベース吊り部材１５の長孔１５ｈと、これに重ねた延長部材７５の下部の孔とにボルト６５を貫通させる。そして、このボルト６５の先端を、延長部材７５の上部の孔に貫通させて、ナット６６を締め付ける。次に、ナット６３を挿入した吊り材６０を、延長部材７５の上部の孔に貫通させ、吊り材６０の先端部にナット６４を締め付ける。   Further, as shown in FIGS. 4D, 4E, and 4F, an extension member 75 having a U-shaped cross section may be used. Two holes that match each other are provided in the upper and lower portions of the extension member 75. When the membrane ceiling fixing unit 10 is attached using the extension member 75, the bolt 65 is passed through the long hole 15 h of the base suspension member 15 and the lower hole of the extension member 75 overlapped therewith. Then, the tip of the bolt 65 is passed through the upper hole of the extension member 75 and the nut 66 is tightened. Next, the suspension member 60 into which the nut 63 is inserted is passed through the upper hole of the extension member 75, and the nut 64 is fastened to the tip of the suspension member 60.

更に、図４（ｇ）、図４（ｈ）、図４（ｉ）に示すように、円筒７７ａ，７７ｂを連結部７７ｃで連結した延長部材７７を用いてもよい。この延長部材７７の円筒７７ａに、ベース吊り部材１５を取り付けるボルト６５を下から貫通させて、円筒７７ａの上で、ナット６６によって締め付ける。また、延長部材７７の円筒７７ｂには、ナット６３を挿入した吊り材６０を貫通させて、吊り材６０の先端部にナット６４を締め付ける。
上述した延長部材７５，７７を用いた場合においても、延長部材７０と同様な作用効果を得ることができる。 Furthermore, as shown in FIG. 4G, FIG. 4H, and FIG. 4I, an extension member 77 in which cylinders 77a and 77b are connected by a connecting portion 77c may be used. A bolt 65 for attaching the base suspension member 15 is passed through the cylinder 77a of the extension member 77 from below, and is tightened with a nut 66 on the cylinder 77a. In addition, the suspension member 60 into which the nut 63 is inserted is passed through the cylinder 77 b of the extension member 77, and the nut 64 is fastened to the tip of the suspension member 60.
Even when the above-described extending members 75 and 77 are used, the same effect as that of the extending member 70 can be obtained.

・上記実施形態において、ベース吊り部材１５は、断面が逆三角形状の上部を備える。ベース吊り部材１５の上部の形状は、この形状に限定されるものではなく、ホームベース形状の断面としてもよい。また、ベース吊り部材１５を省略し、ベース部材２０を直接、吊り材６０に取り付ける構成としてもよい。   In the above embodiment, the base suspension member 15 includes an upper portion whose cross section is an inverted triangle. The shape of the upper part of the base suspension member 15 is not limited to this shape, and may be a cross section of a home base shape. Further, the base suspension member 15 may be omitted, and the base member 20 may be directly attached to the suspension member 60.

・上記実施形態において、第１の固定部材３０の下端部３３は、断面が長方形状となる収容空間ｓ４を有する。第２の固定部材と下方で係合する第１の固定部材３０の下端部３３の形状はこれに限定されない。ここで、第１、第２の固定部材３０，４０をベース部材２０に取り付けた場合に、左右対称な形状にすることにより、膜天井固定ユニット１０の傾きを抑制できる。また、上記実施形態においては、第１、第２の固定部材３０，４０の保持部３２，４２の形状を円筒形状としたが、これらもこの形状に限定されない。   In the above embodiment, the lower end portion 33 of the first fixing member 30 has the accommodating space s4 whose cross section is rectangular. The shape of the lower end portion 33 of the first fixing member 30 that engages with the second fixing member below is not limited thereto. Here, when the 1st, 2nd fixing members 30 and 40 are attached to the base member 20, the inclination of the membrane ceiling fixing unit 10 can be suppressed by making it a left-right symmetric shape. Moreover, in the said embodiment, although the shape of the holding parts 32 and 42 of the 1st, 2nd fixing members 30 and 40 was made into the cylindrical shape, these are not limited to this shape.

ｓ１…保持空間、ｓ２…連結空間、ｓ３…係合空間、ｓ４…収容空間、１０…膜天井固定ユニット、１５…ベース吊り部材、１５ａ…先端部、１５ｂ…脚部、１５ｃ…孔、１５ｈ…長孔、１６，５０…ボルト、２０…ベース部材、２１，３１，４１…上端部、２１ａ，２１ｂ…突条部、２５，２６…側壁部、２７…第１係止部、２７ａ，２８ａ…突条部、２８…第２係止部、３０…第１の固定部材、３１ａ，３３ａ，４１ａ…先端部，３２，４２…保持部、３２ａ，４２ａ…開口部、３３，４３…下端部、３３ｍ…目印、４０…第２の固定部材、５１…第１の膜材、５１ａ，５２ａ…丸棒、５２…第２の膜材、６０…吊り材、６１，６２，６３，６４，６６…ナット，６５…ボルト、７０，７５，７７…延長部材、７１…上部、７１ａ…溝、７２…中央部、７３…下部，７７ａ，７７ｂ…円筒、７７ｃ…連結部。   s1 ... holding space, s2 ... connection space, s3 ... engagement space, s4 ... accommodation space, 10 ... membrane ceiling fixing unit, 15 ... base suspension member, 15a ... tip part, 15b ... leg part, 15c ... hole, 15h ... Long hole, 16, 50 ... bolt, 20 ... base member, 21, 31, 41 ... upper end, 21a, 21b ... ridge, 25, 26 ... side wall, 27 ... first locking part, 27a, 28a ... Projection portion, 28 ... second locking portion, 30 ... first fixing member, 31a, 33a, 41a ... tip portion, 32,42 ... holding portion, 32a, 42a ... opening portion, 33,43 ... lower end portion, 33m ... mark, 40 ... second fixing member, 51 ... first membrane material, 51a, 52a ... round bar, 52 ... second membrane material, 60 ... suspension material, 61, 62, 63, 64, 66 ... Nut, 65 ... bolt, 70, 75, 77 ... extension member, 71 ... upper part, 71a ... groove, 2 ... central, 73 ... lower, 77a, 77b ... cylinder, 77c ... connection.

Claims (5)

第１の膜材の端部を取り付ける第１の固定部材と、
前記第１の膜材に隣接する第２の膜材の端部を取り付ける第２の固定部材と、
前記第１、第２の固定部材の上端部を支持するベース部材とを備えた膜天井固定ユニットであって、
前記ベース部材には、前記第１、第２の固定部材の上端部を挿入し、前記上端部を軸として回動可能な１つの係合空間を形成し、
前記係合空間内には、前記第１、第２の固定部材の上端部を係止するベース係止部を設け、
前記第１の固定部材の下方には、前記第２の固定部材の下方係合部に係合する下方係止部を設けたことを特徴とする膜天井固定ユニット。 A first fixing member for attaching an end of the first film material;
A second fixing member for attaching an end of the second film material adjacent to the first film material;
A membrane ceiling fixing unit comprising a base member that supports upper end portions of the first and second fixing members,
In the base member, the upper ends of the first and second fixing members are inserted, and one engagement space that can rotate around the upper end is formed.
In the engagement space, a base locking portion for locking the upper ends of the first and second fixing members is provided,
A membrane ceiling fixing unit, wherein a lower locking portion that engages with a lower engaging portion of the second fixing member is provided below the first fixing member. 前記第１の固定部材には、前記第２の固定部材を固定するための移動規制部材の貫通位置を示すガイドが設けられていることを特徴とする請求項１に記載の膜天井固定ユニット。   2. The membrane ceiling fixing unit according to claim 1, wherein the first fixing member is provided with a guide indicating a penetration position of a movement restricting member for fixing the second fixing member. 前記ベース部材には、隣接する他のベース部材と接続するためのベース接続部を設けたことを特徴とする請求項１又は２に記載の膜天井固定ユニット。   The membrane ceiling fixing unit according to claim 1 or 2, wherein the base member is provided with a base connecting portion for connecting to another adjacent base member. 前記ベース部材を支持し、天井に固定される吊り材に取り付けるベース吊り部材を更に備え、
前記ベース部材には、水平方向に突出する取付部が設けられており、
前記ベース吊り部材は、前記ベース部材の前記取付部を保持して支持する支持部と、前記吊り材に連結される連結部とを有することを特徴とする請求項１〜３の何れか１項に記載の膜天井固定ユニット。 A base suspension member that supports the base member and is attached to a suspension member fixed to the ceiling;
The base member is provided with a mounting portion protruding in the horizontal direction,
The said base suspension member has a support part which hold | maintains and supports the said attaching part of the said base member, and a connection part connected with the said suspension material, The any one of Claims 1-3 characterized by the above-mentioned. The membrane ceiling fixing unit described in 1. 前記ベース吊り部材は、延長部材を介して前記吊り材に固定されており、
前記延長部材は、前記吊り材を中心として前記ベース吊り部材を回動可能に支持することを特徴とする請求項４に記載の膜天井固定ユニット。 The base suspension member is fixed to the suspension member via an extension member,
5. The membrane ceiling fixing unit according to claim 4, wherein the extension member supports the base suspension member so as to be rotatable about the suspension member.
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