JP7244202B2 - Interior structure of building and building - Google Patents

Interior structure of building and building Download PDF

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JP7244202B2
JP7244202B2 JP2017072752A JP2017072752A JP7244202B2 JP 7244202 B2 JP7244202 B2 JP 7244202B2 JP 2017072752 A JP2017072752 A JP 2017072752A JP 2017072752 A JP2017072752 A JP 2017072752A JP 7244202 B2 JP7244202 B2 JP 7244202B2
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space
loft
opening
ceiling surface
building
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JP2018172938A (en
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智勇 工藤
淳 松本
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Asahi Kasei Homes Corp
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Description

本発明は、建物の室内構造及び建物に関する。 The present invention relates to interior structures of buildings and buildings.

従来の建物の室内構造には、例えば、特許文献１に記載のように、内壁によって小屋根裏収納室と仕切られ、吹き抜けに開放された棚空間を有するものがある。こうした室内構造によれば、棚空間に小物等を陳列することができる。 For example, as described in Patent Document 1, there is a conventional indoor structure of a building that has a shelf space that is separated from a small attic storage room by an inner wall and opened to an atrium. According to such an indoor structure, it is possible to display small articles and the like in the shelf space.

特開平１０－１９６１３８号公報JP-A-10-196138

しかしながら、本願発明者は、上述した従来の室内構造は、室内空間全体に奥行き感がなく、視覚的な広がりに乏しい印象を受けることを認識するに至った。 However, the inventors of the present application have come to recognize that the above-described conventional indoor structure lacks a sense of depth in the entire indoor space and gives an impression of lacking visual expanse.

本発明の目的は、室内空間全体の視覚的な広がりを感じることができる、建物の室内構造及び建物を提供することである。 SUMMARY OF THE INVENTION An object of the present invention is to provide an interior structure of a building and a building that allows the user to feel the visual expansion of the entire interior space.

本発明に係る建物の室内構造は、所定の階の室内空間の一部を構成する第一空間と、前記第一空間に隣接するとともに前記第一空間の床よりも高い床を有する第二空間と、を備え、前記第二空間は、ロフト空間と、間仕切りによって前記ロフト空間と仕切られ、前記第一空間に向かって開放された開放空間と、を有し、前記間仕切りは、前記ロフト空間と前記開放空間とを連通させる開口部を有する。本発明に係る建物の室内構造によれば、間仕切りに開口部を有することで、室内空間全体の視覚的な広がりを感じることができる。 The indoor structure of a building according to the present invention comprises a first space forming part of an indoor space on a predetermined floor, and a second space adjacent to the first space and having a floor higher than the floor of the first space. and, wherein the second space has a loft space and an open space that is separated from the loft space by a partition and opened toward the first space, and the partition is the loft space and It has an opening that communicates with the open space. According to the indoor structure of the building according to the present invention, it is possible to feel the visual expansion of the entire indoor space by having the opening in the partition.

本発明に係る建物の室内構造は、前記第一空間から前記開口部を通して前記ロフト空間の天井面の少なくとも一部が見られるように構成されていることが好ましい。この場合、室内空間全体の視覚的な広がりをより感じることができる。 The indoor structure of the building according to the present invention is preferably configured such that at least part of the ceiling surface of the loft space can be seen from the first space through the opening. In this case, the visual expanse of the entire indoor space can be more felt.

本発明に係る建物の室内構造では、前記開口部の上端は、前記第二空間の天井面に達しており、前記第一空間から前記ロフト空間にかけて連続した天井面が形成されていることが好ましい。この場合、室内空間全体の視覚的な広がりをより感じることができる。 In the indoor structure of the building according to the present invention, it is preferable that the upper end of the opening reaches the ceiling surface of the second space, and a continuous ceiling surface is formed from the first space to the loft space. . In this case, the visual expanse of the entire indoor space can be more felt.

本発明に係る建物の室内構造では、前記開口部は、人の出入りが可能な開口部であることが好ましい。この場合、室内空間全体の広がりを視覚的に感じつつ、建物の間取りに自由度を持たせることができる。なお、本明細書中、「人の出入り」とは、人の体全体の出入りの他、人の体の一部（例えば、腕）の出し入れも含まれる。 In the indoor structure of the building according to the present invention, the opening is preferably an opening through which people can enter and exit. In this case, it is possible to give a degree of freedom to the layout of the building while visually feeling the expanse of the entire indoor space. In the present specification, the phrase “entering and exiting a person” includes entering and exiting a part of a person's body (for example, an arm) in addition to the entering and exiting of the entire human body.

本発明に係る建物の室内構造では、前記開口部の下端は、前記ロフト空間の床面よりも高い位置にあるものとすることが可能である。この場合、不注意による落下事故を防止することができる。 In the indoor structure of the building according to the present invention, the lower end of the opening may be positioned higher than the floor surface of the loft space. In this case, it is possible to prevent accidental dropping due to carelessness.

本発明に係る建物の室内構造では、前記間仕切りは、前記開口部を開閉可能な扉手段を有することが可能である。この場合、危険性に対する警戒心が弱い小児等の開放空間への出入りを抑制することができる。 In the indoor structure of the building according to the present invention, the partition can have door means capable of opening and closing the opening. In this case, it is possible to restrict the entry and exit of the open space by children, etc., who are less wary of danger.

本発明に係る建物の室内構造では、前記ロフト空間に、採光窓を有することが好ましい。この場合、室内空間全体の視覚的な広がりをより感じることができる。 In the indoor structure of the building according to the present invention, it is preferable that the loft space has a lighting window. In this case, the visual expanse of the entire indoor space can be more felt.

本発明に係る建物の室内構造では、前記ロフト空間は、昇降手段によって出入り可能な昇降口を有し、前記昇降口は、前記開口部と同じ向きに指向するように配置されている。この場合、室内空間全体の視覚的な広がりをより感じることができる。 In the indoor structure of the building according to the present invention, the loft space has an entrance that can be entered and exited by an elevator, and the entrance is arranged to face in the same direction as the opening. In this case, the visual expanse of the entire indoor space can be more felt.

本発明に係る建物の室内構造では、棟が偏った屋根を更に有し、前記棟は、前記第二空間の上方に配置されており、前記第一空間の天井面から前記ロフト空間の天井面の少なくとも一部までは、前記屋根の緩勾配屋根に沿って、前記第一空間から前記第二空間に向かって上昇する天井面で構成されていることが好ましい。この場合、室内空間全体の視覚的な広がりをより感じることができる。 In the indoor structure of the building according to the present invention, the ridge further has a tilted roof, and the ridge is arranged above the second space, and the ceiling surface of the loft space extends from the ceiling surface of the first space to the ceiling surface of the loft space. It is preferable that at least a part of is configured with a ceiling surface that rises from the first space toward the second space along the gently sloped roof of the roof. In this case, the visual expanse of the entire indoor space can be more felt.

本発明に係る建物の室内構造では、前記第一空間の、前記第二空間と対向する位置に壁を有することが好ましい。この場合、壁に沿って椅子を配置すれば、室内空間全体の広がりも視覚的に感じ易くなる。 In the indoor structure of the building according to the present invention, it is preferable that the first space has a wall at a position facing the second space. In this case, if the chairs are arranged along the wall, it becomes easier to visually feel the spread of the entire indoor space.

本発明に係る建物は、上記のいずれか１つの室内構造を有する。本発明に係る建物によれば、室内空間全体の視覚的な広がりを感じることができる。 A building according to the present invention has any one of the indoor structures described above. According to the building according to the present invention, it is possible to feel the visual expansion of the entire indoor space.

本発明によれば、室内空間全体の視覚的な広がりを感じることができる建物の室内構造及び建物を提供することができる。 ADVANTAGE OF THE INVENTION According to this invention, the indoor structure and building of a building which can feel the visual expansion of the whole indoor space can be provided.

本発明の一実施形態に係る建物を、当該建物の屋根の一部を仮想線及び断面で示す斜視図である。1 is a perspective view showing a part of a roof of a building according to one embodiment of the present invention with phantom lines and a cross section; FIG. 図１の縦断面図である。FIG. 2 is a longitudinal sectional view of FIG. 1; 図１の建物の第一空間及び第三空間を示す平面図である。FIG. 2 is a plan view showing a first space and a third space of the building of FIG. 1; 図１の建物の第一空間及び第二空間を示す平面図である。FIG. 2 is a plan view showing a first space and a second space of the building of FIG. 1; 図１の建物の二階部分を、比較例としての切妻屋根の建物と共に概略的に示す縦断面図である。FIG. 2 is a vertical sectional view schematically showing the second floor of the building of FIG. 1 together with a building with a gabled roof as a comparative example;

以下、図面を参照して、本発明の一実施形態に係る建物、及び、当該建物に採用された、本発明の一実施形態に係る建物の室内構造を説明する。 Hereinafter, a building according to an embodiment of the present invention and an interior structure of the building according to an embodiment of the present invention adopted for the building will be described with reference to the drawings.

図１中、符号１は、本発明の一実施形態に係る建物である。建物１は、寄棟形式の屋根２を有する２階建ての住宅である。図２に示すように、建物１は、１階部１Ａと、２階部１Ｂと、小屋裏部１Ｃとを有する。１階部１Ａは、玄関及び寝室子供等として利用される複数の個室を有する。また図３に示すように、２階部１Ｂは、公共の空間である居間、台所・食堂、浴室、洗面室、トイレを有する。更に２階部１Ｂは、居間から出入り可能な外部空間であるベランダを有する。図１に示すように、建物１の屋根２の棟２ｃは北側に偏った位置に配置されている。また屋根２は、南側を向く緩勾配屋根部２ａと北側を向く急勾配屋根部２ｂとを有している。緩勾配屋根部２ａの屋根勾配は、例えば約２０度である。また急勾配屋根部２ｂの屋根勾配は、例えば約５７度である。また図１に示すように、本実施形態では、東側を向く屋根部２ｄ及び西側を向く屋根部２ｅも急勾配屋根部２ｂと同一の屋根勾配を有する。 In FIG. 1, reference numeral 1 denotes a building according to one embodiment of the present invention. A building 1 is a two-story house with a hipped roof 2 . As shown in FIG. 2, the building 1 has a first floor 1A, a second floor 1B, and an attic 1C. The first floor 1A has an entrance and a plurality of private rooms used as bedrooms for children. As shown in FIG. 3, the second floor 1B has a living room, a kitchen/dining room, a bathroom, a washing room, and a toilet, which are public spaces. Furthermore, the second floor section 1B has a veranda, which is an external space accessible from the living room. As shown in FIG. 1, the ridge 2c of the roof 2 of the building 1 is arranged at a position biased toward the north. The roof 2 has a gentle slope roof portion 2a facing south and a steep roof portion 2b facing north. The slope of the gentle slope roof portion 2a is, for example, about 20 degrees. Further, the roof slope of the steep roof portion 2b is, for example, about 57 degrees. Further, as shown in FIG. 1, in this embodiment, the roof portion 2d facing east and the roof portion 2e facing west also have the same roof slope as that of the steep roof portion 2b.

図２中、符号１００は、２階部１Ｂ及び小屋裏部１Ｃの室内空間である。本実施形態では、室内空間１００は、第一空間１１０、第二空間１２０及び第三空間１３０で構成されている。第一空間１１０は、室内空間１００の南寄りの領域において、２階部１Ｂから小屋裏部１Ｃにかけて形成された、居間として利用される空間である。第二空間１２０は、小屋裏部１Ｃの北寄りの領域であって、第一空間１１０の小屋裏部１Ｃの領域に隣接する位置に配置されている。第二空間１２０は、ロフト空間１２０ａと、間仕切り３によってロフト空間１２０ａと仕切られ、第一空間１１０に向かって開放された開放空間１２０ｂ、言い換えれば、第一空間１１０側が開放された開放空間１２０ｂと、を有している。第二空間１２０の床４は、第一空間１１０の床１１１よりも高く設定されている。具体例としては、第二空間１２０の床４の床面（１２１ａ及び１２１ｂ）は、第一空間１１０の床１１１の床面１１１ｆよりも１階層分（２．８ｍ～３．０ｍ程度）高く設定されている。図３に示すように、第三空間１３０は、対面式のキッチンセットを備えており、台所・食堂として利用される空間である。図２に示すように、第三空間１３０は、第二空間１２０の下方に形成されており、住宅として標準的な天井高（例えば、２．４～２．６ｍ）を有する。第二空間１２０と第三空間１３０とも間には、間仕切り壁は存在せず、第二空間１２０と第三空間１３０とは、第一空間１１０を介して一体的な空間を形成している。なお、第二空間１２０の床４は、全領域にわたって一般的な居室と同等の積載荷重を見込んだ設計がなされている。また、第三空間１３０は省略することができる。具体的には、室内空間である第三空間１３０に代えて、ベランダ等の外部空間としてその上方に第二空間１２０を設けることができる。図１及び図３に示すように、第一空間１１０が面する南側の外周壁１１には腰高タイプの窓１０が設けられている。 In FIG. 2, the code|symbol 100 is the indoor space of the 2nd-floor part 1B and the attic part 1C. In this embodiment, the indoor space 100 is composed of a first space 110 , a second space 120 and a third space 130 . The first space 110 is a space used as a living room formed from the second floor part 1B to the attic part 1C in the southern region of the indoor space 100 . The second space 120 is located in the northern region of the attic 1C and adjacent to the region of the attic 1C of the first space 110 . The second space 120 consists of a loft space 120a and an open space 120b that is separated from the loft space 120a by the partition 3 and opened toward the first space 110, in other words, an open space 120b that is open on the first space 110 side. ,have. The floor 4 of the second space 120 is set higher than the floor 111 of the first space 110 . As a specific example, the floor surfaces (121a and 121b) of the floor 4 of the second space 120 are set higher than the floor surface 111f of the floor 111 of the first space 110 by one floor (approximately 2.8 m to 3.0 m). It is As shown in FIG. 3, the third space 130 is equipped with a face-to-face kitchen set and is used as a kitchen/dining room. As shown in FIG. 2, the third space 130 is formed below the second space 120 and has a standard ceiling height (for example, 2.4 to 2.6 m) for a residence. No partition wall exists between the second space 120 and the third space 130 , and the second space 120 and the third space 130 form an integrated space with the first space 110 interposed therebetween. It should be noted that the floor 4 of the second space 120 is designed in anticipation of a load equivalent to that of a general living room over the entire area. Also, the third space 130 can be omitted. Specifically, instead of the third space 130, which is an indoor space, the second space 120 can be provided above it as an external space such as a veranda. As shown in FIGS. 1 and 3, a tall type window 10 is provided on the outer peripheral wall 11 on the south side facing the first space 110 .

また図２に示すように、本実施形態に係る建物１では、室内空間１００における天井面は、第一空間１１０の天井面１１２、開放空間１２０ｂの天井面１２２ｂ、ロフト空間１２０ａの天井面１２２ａで形作られている。第一空間１１０の天井面１１２、及び開放空間１２０ｂの天井面１２２ｂは、緩勾配屋根部２ａに沿って延在している。また、ロフト空間１２０ａの天井面１２２ａは、緩勾配屋根部２ａに沿った緩勾配の天井面（以下、「緩勾配天井面」ともいう）１２３、棟２ｃ近傍の平坦な天井面１２４及び急勾配屋根部２ｂに沿った急勾配の天井面（以下、「急勾配天井面」ともいう）１２５で形作られている。ここで、第一空間１１０の天井面１１２、開放空間１２０ｂの天井面１２２ｂ、及びロフト空間１２０ａの緩勾配天井面１２３は、同一平面内に形成されている。 Further, as shown in FIG. 2, in the building 1 according to the present embodiment, the ceiling surface in the indoor space 100 is the ceiling surface 112 of the first space 110, the ceiling surface 122b of the open space 120b, and the ceiling surface 122a of the loft space 120a. shaped. The ceiling surface 112 of the first space 110 and the ceiling surface 122b of the open space 120b extend along the gently sloped roof portion 2a. In addition, the ceiling surface 122a of the loft space 120a includes a gentle slope ceiling surface (hereinafter also referred to as a "gentle slope ceiling surface") 123 along the gentle slope roof portion 2a, a flat ceiling surface 124 near the ridge 2c, and a steep slope It is formed by a steep ceiling surface (hereinafter also referred to as “steep ceiling surface”) 125 along the roof portion 2b. Here, the ceiling surface 112 of the first space 110, the ceiling surface 122b of the open space 120b, and the gently sloped ceiling surface 123 of the loft space 120a are formed in the same plane.

本実施形態に係る建物１の室内構造は、第一空間１１０と、第二空間１２０と、を備え、第二空間１２０は、ロフト空間１２０ａと、開放空間１２０ｂと、を有している。また本実施形態に係る建物１の室内構造では、間仕切り３は、ロフト空間１２０ａと開放空間１２０ｂとを連通させる開口部５を有する。本実施形態に係る建物１の室内構造によれば、間仕切り３に、ロフト空間１２０ａを見通せる開口部５を有することで、第一空間１１０側から開口部５を通して間仕切り３よりも奥（裏）のロフト空間１２０ａまで見通すことができる。このため、室内空間１００全体に奥行き感が得られる。従って、本実施形態に係る建物１の室内構造によれば、室内空間１００全体の視覚的な広がりを感じることができる。 The indoor structure of the building 1 according to this embodiment includes a first space 110 and a second space 120, and the second space 120 has a loft space 120a and an open space 120b. In addition, in the indoor structure of the building 1 according to this embodiment, the partition 3 has an opening 5 that allows the loft space 120a and the open space 120b to communicate with each other. According to the indoor structure of the building 1 according to the present embodiment, the partition 3 has the opening 5 through which the loft space 120a can be seen. You can see through to the loft space 120a. Therefore, a sense of depth is obtained in the entire indoor space 100 . Therefore, according to the indoor structure of the building 1 according to the present embodiment, the visual expansion of the entire indoor space 100 can be felt.

なお、本実施形態では、図１に示すように、開口部５の形状が横長の矩形形状であるが、開口部５の形状は、適宜、変更することができ、例えば、他の多角形円形、楕円形等の形状とすることができる。 In this embodiment, as shown in FIG. 1, the shape of the opening 5 is a horizontally long rectangular shape, but the shape of the opening 5 can be changed as appropriate. , oval, or the like.

また本実施形態に係る建物１の室内構造は、第一空間１１０から開口部５を通してロフト空間１２０ａの天井面１２２ａの少なくとも一部が見られるように構成されている。この場合、図２に示すように、第一空間１１０から第二空間１２０を見上げたときに、間仕切り３の開口部５を通して、より高く奥まった位置にあるロフト空間１２０ａの天井面１２２ａの少なくとも一部を見ることができる。従って、室内空間１００全体の視覚的な広がりをより感じることができる。例えば、第一空間１１０から開口部５を通してロフト空間１２０ａの天井面１２２ａの少なくとも一部が見られるように、開口部５を構成し、又は、当該開口部５の周辺もしくは室内構造全体をレイアウトすることができる。本実施形態では、開口部５は、第一空間１１０から開口部５を通してロフト空間１２０ａの天井面１２２ａの少なくとも一部を見ることが可能な大きさを有している。開口部５の大きさは、例えば、高さ、幅、直径（半径）、開口面積等で規定することができる。 Further, the indoor structure of the building 1 according to this embodiment is configured such that at least part of the ceiling surface 122a of the loft space 120a can be seen from the first space 110 through the opening 5. As shown in FIG. In this case, as shown in FIG. 2, when looking up from the first space 110 to the second space 120, at least one of the ceiling surfaces 122a of the loft space 120a located at a higher and recessed position through the opening 5 of the partition 3 part can be seen. Therefore, the visual expansion of the entire indoor space 100 can be more felt. For example, the opening 5 is configured, or the periphery of the opening 5 or the entire interior structure is laid out so that at least a portion of the ceiling surface 122a of the loft space 120a can be seen through the opening 5 from the first space 110. be able to. In this embodiment, the opening 5 has a size that allows at least a portion of the ceiling surface 122a of the loft space 120a to be seen through the opening 5 from the first space 110 . The size of the opening 5 can be defined by, for example, height, width, diameter (radius), opening area, and the like.

なお、本明細書中において、間仕切り３の開口部５を通して「第一空間１１０からロフト空間１２０ａの天井面１２２ａの少なくとも一部を見られる」とは、例えば、図２に示すように、断面視において、第一空間１１０の床１１１の床面１１１ｆの南側端Ｐ１と開放空間１２０ｂの床４の先端部４ｅの上端Ｐ２とを結ぶ直線の延長線Ｌ１が、ロフト空間１２０ａの内部に到達するように設定されていることが好ましく、或いは、図２～図４に示すように、第一空間１１０の南北方向の中央であって、第一空間１１０の床面１１１ｆからの高さが１ｍとなる点Ｐ３と、開放空間１２０ｂの床４の先端部４ｅの上端Ｐ２とを結ぶ直線の延長線Ｌ２が、ロフト空間１２０ａの内部に到達するように設定されていることが好ましい。このように構成することで、例えば、外周壁１１近傍の第一空間１１０の床面１１１ｆに直座りした状態、或いは、第一空間１１０の中央部に置かれたソファに座った状態で、開口部５を通してロフト空間１２０ａの内部を見通すことができ、更に、開放空間１２０ｂを陳列空間として使用した場合、開放空間１２０ｂの床面１２１ｂに置いた陳列物を眺めることもできる。 In this specification, "at least part of the ceiling surface 122a of the loft space 120a can be seen from the first space 110 through the opening 5 of the partition 3" means, for example, a cross-sectional view as shown in FIG. , the straight extension line L1 connecting the south end P1 of the floor surface 111f of the floor 111 of the first space 110 and the upper end P2 of the tip 4e of the floor 4 of the open space 120b reaches the inside of the loft space 120a. or, as shown in FIGS. 2 to 4, the center of the first space 110 in the north-south direction, the height from the floor surface 111f of the first space 110 is 1 m A straight extension line L2 connecting the point P3 and the upper end P2 of the front end portion 4e of the floor 4 of the open space 120b is preferably set to reach the inside of the loft space 120a. By configuring in this way, for example, in a state of sitting upright on the floor surface 111f of the first space 110 near the outer peripheral wall 11, or in a state of sitting on a sofa placed in the center of the first space 110, the opening The interior of the loft space 120a can be seen through the part 5, and when the open space 120b is used as a display space, the display placed on the floor surface 121b of the open space 120b can also be viewed.

また図２に示すように、本実施形態に係る建物１の室内構造では、開口部５の上端５ａは、第二空間１２０の天井面に達しており、第一空間１１０からロフト空間１２０ａにかけて連続した天井面が形成されている。具体的には、第二空間１２０の天井面は、ロフト空間１２０ａの天井面１２２ａ及び開放空間１２０ｂの天井面１２２ｂで構成されている。また本実施形態では、開口部５の上端５ａは、第二空間１２０における、開放空間１２０ｂの天井面１２２ｂ及びロフト空間１２０ａの緩勾配天井面１２３に達しており、第一空間１１０の天井面１１２からロフト空間１２０ａの緩勾配天井面１２３にかけて連続した天井面が形成されている。この場合、第一空間１１０から第二空間１２０を見上げたときに、天井面の連続性により、室内空間１００全体の視覚的な広がりをより感じることができる。なお、開口部５の上端５ａは、ロフト空間１２０ａの天井面１２２ａ及び開放空間１２０ｂの天井面１２２ｂと同一平面を構成する場合は勿論、ロフト空間１２０ａの天井面１２２ａ及び開放空間１２０ｂの天井面１２２ｂから僅かに突出していてもよい。即ち、第一空間１１０からロフト空間１２０ａにかけて連続した天井面には、第一空間１１０からロフト空間１２０ａにかけて天井面を同一平面で構成する場合は勿論、開口部５の上端５ａがロフト空間１２０ａの天井面１２２ａ及び開放空間１２０ｂの天井面１２２ｂから僅かに突出するものも含む。 Further, as shown in FIG. 2, in the indoor structure of the building 1 according to this embodiment, the upper end 5a of the opening 5 reaches the ceiling surface of the second space 120, and is continuous from the first space 110 to the loft space 120a. A ceiling surface is formed. Specifically, the ceiling surface of the second space 120 is composed of the ceiling surface 122a of the loft space 120a and the ceiling surface 122b of the open space 120b. In this embodiment, the upper end 5a of the opening 5 reaches the ceiling surface 122b of the open space 120b and the gently sloped ceiling surface 123 of the loft space 120a in the second space 120, and the ceiling surface 112 of the first space 110 A continuous ceiling surface is formed from the loft space 120a to the gently sloping ceiling surface 123 of the loft space 120a. In this case, when looking up at the second space 120 from the first space 110, the continuity of the ceiling surface makes it possible to feel the visual expanse of the entire indoor space 100 more. The upper end 5a of the opening 5 is not only flush with the ceiling surface 122a of the loft space 120a and the ceiling surface 122b of the open space 120b, but also the ceiling surface 122a of the loft space 120a and the ceiling surface 122b of the open space 120b. may protrude slightly from the That is, on the ceiling surface continuous from the first space 110 to the loft space 120a, not only when the ceiling surface from the first space 110 to the loft space 120a is configured on the same plane, but also the upper end 5a of the opening 5 is the loft space 120a. It also includes those that slightly protrude from the ceiling surface 122a and the ceiling surface 122b of the open space 120b.

また本実施形態に係る建物１の室内構造では、開口部５は、人の出入りが可能な開口部である。この場合、室内空間１００全体の視覚的な広がりを感じることができることに加え、第二空間１２０に昇降するための昇降手段９をロフト空間１２０ａ、開放空間１２０ｂの夫々に設ける必要がないので、更に昇降手段９が着脱式の場合は、その接続位置をロフト空間１２０ａ、開放空間１２０ｂの夫々に設定する必要がないので、建物１の間取りに自由度を持たせることができる。また人が開口部５を通してロフト空間１２０ａから開放空間１２０ｂに出入りできることから、開放空間１２０ｂを陳列空間として使用した場合、交換用の陳列物をロフト空間１２０ａにストックしておくことで陳列物の上げ下げをいちいち行う必要がなくなり、陳列物の入れ替え作業等を容易に行うことができる。開口部５の大きさは、例えば、建築基準法施行令における非常用進入口の大きさに関する規定に準じて、開口部５の形状が四角形状の場合は、幅寸法を０．７５ｍ以上、且つ高さ寸法を１．２ｍ以上とすることができ、他の形状の場合は、半径１ｍの円が内接する大きさ以上とすることができる。なお、「人の出入りが可能な開口部」とは、人の体全体の出入りの他、陳列物の入れ替えや開放空間１２０ｂの床面１２１ｂの清掃等を行なうために人の体の一部（例えば、腕）を出し入れすることが可能な開口部も含まれる。 Further, in the indoor structure of the building 1 according to this embodiment, the opening 5 is an opening through which people can enter and exit. In this case, in addition to being able to feel the visual expansion of the entire indoor space 100, there is no need to provide the lifting means 9 for moving up and down to the second space 120 in each of the loft space 120a and the open space 120b. If the lifting means 9 is detachable, it is not necessary to set the connection positions in the loft space 120a and the open space 120b, respectively, so that the floor plan of the building 1 can be given a degree of freedom. In addition, since a person can go in and out of the open space 120b from the loft space 120a through the opening 5, when the open space 120b is used as a display space, it is possible to raise and lower the display by stocking replacement display items in the loft space 120a. It is no longer necessary to perform the above one by one, and it is possible to easily perform work such as exchanging the displayed items. If the shape of the opening 5 is square, the width of the opening 5 should be 0.75 m or more, and The height dimension can be 1.2 m or more, and in the case of other shapes, it can be the size or more that a circle with a radius of 1 m can be inscribed. The "opening through which a person can enter and exit" means a part of a person's body (such as a part of a person's body) for exchanging exhibits and cleaning the floor surface 121b of the open space 120b, in addition to the entrance and exit of the entire human body. For example, an opening through which an arm can be inserted and removed is also included.

また本実施形態に係る建物１の室内構造では、開口部５の下端５ｂは、ロフト空間１２０ａの床面１２１ａよりも高い位置にある。この場合、人が間仕切り３の開口部５を通してロフト空間１２０ａから開放空間１２０ｂに入る際には、開口部５の下端５ｂの下方の突出部を跨ぐ等の動作が必要となり、不注意による落下事故を防止することができる。ロフト空間１２０ａの床面１２１ａから開口部５の下端５ｂまでの高さｈ３としては、例えば、１００ｍｍ以上２００ｍｍ以下とすることができる。 Further, in the indoor structure of the building 1 according to this embodiment, the lower end 5b of the opening 5 is positioned higher than the floor surface 121a of the loft space 120a. In this case, when a person enters the open space 120b from the loft space 120a through the opening 5 of the partition 3, it is necessary to step over the projecting portion below the lower end 5b of the opening 5. can be prevented. The height h3 from the floor surface 121a of the loft space 120a to the lower end 5b of the opening 5 can be, for example, 100 mm or more and 200 mm or less.

また図２及び図４に示すように、本実施形態に係る建物１の室内構造では、間仕切り３は、開口部５を開閉可能な扉手段６を有している。本実施形態における扉手段６は、透視性を有する引戸形式のガラス戸である。この場合、危険性に対する警戒心が弱い小児等の開放空間１２０ｂへの出入りを抑制することができる。扉手段６が透視性を有するので、扉手段６を閉じた状態であっても、第一空間１１０から第二空間１２０を見上げたときの視覚的な広がりに対する影響を抑えることができる。更に扉手段６としては、粗いメッシュ状の柵、透明アクリルパネルからなる戸等が適用でき、開き戸式であっても着脱式であってもよい。 Further, as shown in FIGS. 2 and 4, in the indoor structure of the building 1 according to this embodiment, the partition 3 has door means 6 capable of opening and closing the opening 5 . The door means 6 in this embodiment is a see-through sliding door type glass door. In this case, it is possible to restrict entry and exit into the open space 120b of children, etc., who are less wary of danger. Since the door means 6 has transparency, even when the door means 6 is closed, it is possible to suppress the influence on the visual spread when the second space 120 is looked up from the first space 110.例文帳に追加Further, as the door means 6, a rough mesh fence, a door made of a transparent acrylic panel, or the like can be applied, and the door may be of a swing door type or a detachable type.

また本実施形態に係る建物１の室内構造では、図２に示すように、ロフト空間１２０ａに、採光窓７を有している。この場合、ロフト空間１２０ａ内が明るくなることで、第一空間１１０に向けての、間仕切り３の開口部５からの自然採光が確保される。これにより、室内空間１００全体の視覚的な広がりをより感じることができる。また開放空間１２０ｂを、陳列物を陳列する空間とした場合、陳列物をその背後から自然採光で照らすという、陳列物の演出効果も得られる。特に本実施形態では、採光窓７は、第一空間１１０とは開口部５を挟んで反対側の、急勾配屋根部２ｂに沿った急勾配天井面１２５に設けられている。この場合、第一空間１１０に向けての、間仕切り３の開口部５からの自然採光がより効果的に確保される。これにより、室内空間１００全体の視覚的な広がりをよりに感じることができる。なお、採光窓７としては、通風機能を兼ね備える開閉式の窓を採用することも、通風機能を備えない嵌め殺し式の窓を採用することもできる。 Further, in the indoor structure of the building 1 according to the present embodiment, as shown in FIG. 2, the loft space 120a has a lighting window 7 . In this case, the inside of the loft space 120a becomes bright, and natural lighting from the opening 5 of the partition 3 toward the first space 110 is ensured. Thereby, the visual expansion of the entire indoor space 100 can be more felt. In addition, when the open space 120b is used as a space for displaying exhibits, the presentation of the exhibits can be obtained by illuminating the exhibits from behind with natural lighting. In particular, in this embodiment, the lighting window 7 is provided on the steep ceiling surface 125 along the steep roof portion 2b on the opposite side of the first space 110 with the opening 5 interposed therebetween. In this case, natural lighting from the opening 5 of the partition 3 toward the first space 110 is more effectively ensured. Thereby, the visual expanse of the entire indoor space 100 can be more felt. As the light-receiving window 7, it is possible to employ an opening/closing type window having a ventilation function, or an inset type window having no ventilation function.

また本実施形態に係る建物１の室内構造では、図１、図２及び図４に示すように、ロフト空間１２０ａは、昇降口８を有している。立て掛け式（着脱式）の梯子である昇降手段９を昇降口８の位置に合わせて立て掛けることによって、第一空間１１０からロフト空間１２０ａへの人の出入りが可能となる。昇降口８は、開口部５と同じ向きに指向するように配置されている。この場合、第一空間１１０からは、間仕切り３の開口部５に加えてロフト空間１２０ａの昇降口８を介してロフト空間１２０ａを見通すことができ、室内空間１００全体の視覚的な広がりをより感じることができる。 In addition, in the indoor structure of the building 1 according to the present embodiment, the loft space 120a has an entrance 8, as shown in FIGS. By leaning the lifting means 9, which is a leaning (detachable) ladder, at the position of the entrance 8, people can enter and exit from the first space 110 to the loft space 120a. The hatch 8 is arranged to face in the same direction as the opening 5 . In this case, from the first space 110, the loft space 120a can be seen through the entrance 8 of the loft space 120a in addition to the opening 5 of the partition 3, so that the entire interior space 100 can be visually expanded. be able to.

また本実施形態に係る建物１の室内構造は、図２に示すように、棟２ｃが偏った屋根２を更に有し、棟２ｃは、ロフト空間１２０ａの上方に配置されており、第一空間１１０の天井面１１２からロフト空間１２０ａの天井面１２２ａの少なくとも一部までは、第一空間１１０から第二空間１２０に向かって上昇する天井面で構成されている。具体的には、棟２ｃが一方の外周壁１１（北側の外周壁１１）に偏った寄棟形式屋根２を有し、棟２ｃは第二空間１２０のロフト空間１２０ａの真上に位置するとともに、第一空間１１０の天井面１１２からロフト空間１２０ａの緩勾配天井面１２３までは、緩勾配屋根部２ａに沿って、第一空間１１０から第二空間１２０に向かって上昇する天井面が形成されている。この場合、天井面（１１２、１２２ｂ及び１２３）が第二空間１２０まで連続している様子が第一空間１１０から視認しやすく、また、高い天井高を有する第一空間１１０の領域が広く確保され、本実施形態では、第一空間１１０の南北方向の長さが大きく確保される。従って、室内空間１００全体の視覚的な広がりをより感じることができる。また、例えば、図５に破線で示すような、棟の高さが建物１と同一の棟２ｃ´を有し、勾配屋根２ａ´及び２ｂ´が等辺の一般的な寄棟屋根において、建物１と同じ位置に第二空間１２０を形成した場合と比較すると、図５の斜線領域で示す分だけ第二空間１２０、本実施形態では、ロフト空間１２０ａの容積を広く確保することができる。また一般的な寄棟形式の屋根を有した構造の場合、上記第二空間１２０の容積と同等の容積を確保する為には、棟２ｃ´の位置を高くしなければならならず、建築コストの増大につながるとともに、斜線制限等の法的規制に抵触しやすくなる。即ち、本発明によれば、建築コスト及び法的規制の面でも有利である。 In addition, as shown in FIG. 2, the indoor structure of the building 1 according to the present embodiment has a ridge 2c further having a slanted roof 2, the ridge 2c is arranged above the loft space 120a, and the first space From the ceiling surface 112 of the loft space 120a to at least a part of the ceiling surface 122a of the loft space 120a, a ceiling surface rising from the first space 110 toward the second space 120 is formed. Specifically, the ridge 2c has a hipped roof 2 biased toward one outer peripheral wall 11 (the outer peripheral wall 11 on the north side), and the ridge 2c is located directly above the loft space 120a of the second space 120. , from the ceiling surface 112 of the first space 110 to the gently sloped ceiling surface 123 of the loft space 120a, a ceiling surface rising from the first space 110 toward the second space 120 along the gently sloped roof portion 2a is formed. ing. In this case, it is easy to see from the first space 110 that the ceiling surfaces (112, 122b and 123) continue to the second space 120, and the area of the first space 110 having a high ceiling height is secured widely. , in the present embodiment, a large length in the north-south direction of the first space 110 is ensured. Therefore, the visual expansion of the entire indoor space 100 can be more felt. Further, for example, in a general hipped roof having a ridge 2c' having the same ridge height as that of the building 1, and pitched roofs 2a' and 2b' having equal sides, as shown by a dashed line in FIG. As compared with the case where the second space 120 is formed at the same position as , the volume of the second space 120, in this embodiment, the loft space 120a, can be secured as wide as indicated by the shaded area in FIG. In addition, in the case of a structure having a general hipped roof, in order to secure a volume equivalent to the volume of the second space 120, the position of the ridge 2c' must be raised, resulting in construction costs. This will lead to an increase in the number of employees, and it will easily violate legal regulations such as the slanted line restriction. That is, the present invention is advantageous in terms of construction costs and legal regulations.

また本実施形態に係る建物１の室内構造では、第一空間１１０の、第二空間１２０と対向する位置に外周壁１１を有する。具体的には、第一空間１１０の、第二空間１２０と対向する南側の位置には、外周壁１１が設けられている。この場合、外周壁１１に沿ってソファ等の椅子１２を配置し易い。外周壁１１に沿って椅子１２を配置すれば、当該椅子１２から第二空間１２０に向かって連続する天井面や開放空間１２０ｂを見やすくなり、室内空間１００全体の視覚的な広がりも感じ易くなる。なお、図３に示すように、本実施形態では、外周壁１１には窓１０が設けられているが、窓１０の下端の高さは第二空間１２０の床面１１１ｆから８００ｍｍ以上であり、居間に置かれる一般的なソファ等の椅子１２の配置には影響を与えない高さであり、ソファ等の椅子１２の配置によって採光性が犠牲になることはない。 Further, in the indoor structure of the building 1 according to this embodiment, the first space 110 has the outer peripheral wall 11 at a position facing the second space 120 . Specifically, the outer peripheral wall 11 is provided at a position on the south side of the first space 110 facing the second space 120 . In this case, a chair 12 such as a sofa can be easily arranged along the outer peripheral wall 11 . By arranging the chairs 12 along the outer peripheral wall 11, the ceiling surface and the open space 120b continuing from the chairs 12 toward the second space 120 can be easily seen, and the visual expansion of the entire indoor space 100 can be easily felt. In addition, as shown in FIG. 3, in the present embodiment, the outer peripheral wall 11 is provided with the window 10, the height of the lower end of the window 10 is 800 mm or more from the floor surface 111f of the second space 120, The height does not affect the arrangement of chairs 12 such as general sofas placed in the living room, and the arrangement of the chairs 12 such as sofas does not compromise the lighting.

上述したところは、本発明の様々な実施形態の一例であって、特許請求の範囲の記載によれば、種々の変更が可能である。例えば、屋根２は、寄棟屋根の他、陸屋根、片流れ屋根、切妻屋根等であってもよい。また、建物の階数も２階には限定されず、平屋や３階以上であってもよいし、下屋部等中間の階に適用してもよい。 What has been described above is an example of various embodiments of the present invention, and various modifications are possible according to the description of the claims. For example, the roof 2 may be a hip roof, a flat roof, a shed roof, a gable roof, or the like. Also, the number of floors of the building is not limited to the second floor, and may be a one-story building or a third or higher floor, or may be applied to an intermediate floor such as a lower room.

１：建物， １Ａ：１階， １Ｂ：２階， ２：屋根， ２ａ：緩勾配屋根， ２ｂ：急勾配屋根， ３：間仕切り， ４：棚床， ５：開口部， ５ａ：開口部の上端， ５ｂ：開口部の下端， ６：扉手段， ７：採光窓， ８：昇降口， ９：昇降手段， １０：腰高窓， １２：ソファ（椅子）， １１：外周壁， １００：室内空間， １１０：第一空間， １１１：第一空間の床面， １１２：第一空間の天井面， １２０：第二空間， １２０ａ：ロフト空間， １２０ｂ：開放空間， １２１ｂ：開放空間の床面， １２２ｂ：開放空間の天井面， １２１ａ：ロフト空間の床面， １２２ａ：ロフト空間の天井面， １２３：ロフト空間の天井面（緩勾配天井面）， １２４：ロフト空間の天井面（棟天井面）， １２５：ロフト空間の天井面（急勾配天井面）， １３０：第三空間， 1: building, 1A: 1st floor, 1B: 2nd floor, 2: roof, 2a: gently sloped roof, 2b: steeply sloped roof, 3: partition, 4: shelf floor, 5: opening, 5a: upper end of opening , 5b: lower end of opening, 6: door means, 7: lighting window, 8: hatch, 9: lifting means, 10: tall window, 12: sofa (chair), 11: outer wall, 100: interior space, 110: First space 111: Floor surface of first space 112: Ceiling surface of first space 120: Second space 120a: Loft space 120b: Open space 121b: Floor surface of open space 122b: Ceiling surface of open space 121a: Floor surface of loft space 122a: Ceiling surface of loft space 123: Ceiling surface of loft space (gentle slope ceiling surface) 124: Ceiling surface of loft space (ridge ceiling surface) 125 : Ceiling surface of loft space (steep ceiling surface), 130: Third space,

Claims (11)

所定の階の室内空間の一部を構成する第一空間と、前記第一空間に隣接するとともに前記第一空間の床よりも高い床を有する第二空間と、を備え、
前記第二空間は、ロフト空間と、間仕切り壁によって前記ロフト空間と仕切られ、前記第一空間に向かって開放された開放空間と、を有し、
前記間仕切り壁は、前記ロフト空間を常時見通せるように前記ロフト空間と前記開放空間とを連通させる開口部と、前記開口部以外の前記ロフト空間と前記開放空間とを連通させない部分と、を有するとともに、前記第二空間の床面から前記第二空間の天井面まで達している、建物の室内構造。 A first space that constitutes part of an indoor space on a predetermined floor, and a second space that is adjacent to the first space and has a floor higher than the floor of the first space,
The second space has a loft space and an open space separated from the loft space by a partition wall and opened toward the first space,
The partition wall has an opening that communicates the loft space and the open space so that the loft space can be seen at all times, and a portion other than the opening that does not communicate the loft space and the open space. , the indoor structure of the building extending from the floor surface of the second space to the ceiling surface of the second space . 前記室内構造は、前記第一空間から前記開口部を通して前記ロフト空間の天井面の少なくとも一部が見られるように構成されている、請求項１に記載の建物の室内構造。 2. The interior structure of the building according to claim 1, wherein said interior structure is configured such that at least part of the ceiling surface of said loft space can be seen from said first space through said opening. 前記開口部の上端は、前記第二空間の天井面に達しており、前記第一空間から前記ロフト空間にかけて連続した天井面が形成されている、請求項１又は２に記載の建物の室内構造。 The interior structure of the building according to claim 1 or 2, wherein the upper end of the opening reaches the ceiling surface of the second space, and a continuous ceiling surface is formed from the first space to the loft space. . 前記開口部は、人の出入りが可能な開口部である、請求項１乃至３のいずれか１項に記載の建物の室内構造。 4. The indoor structure of the building according to any one of claims 1 to 3, wherein said opening is an opening through which people can enter and exit. 前記開口部の下端は、前記ロフト空間の床面よりも高い位置にある、請求項４に記載の建物の室内構造。 5. The indoor structure of the building according to claim 4, wherein the lower end of said opening is positioned higher than the floor surface of said loft space. 前記間仕切り壁は、前記開口部を開閉可能な、透視性を有する扉手段を有する、請求項４又は５に記載の建物の室内構造。 6. The indoor structure of a building according to claim 4, wherein said partition wall has see-through door means capable of opening and closing said opening. 前記ロフト空間に、採光窓を有する、請求項１乃至６のいずれか１項に記載の建物の室内構造。 The indoor structure of the building according to any one of claims 1 to 6, wherein the loft space has lighting windows. 前記ロフト空間は、昇降手段によって出入り可能な昇降口を有し、前記昇降口は、前記開口部と同じ向きに指向するように配置されている、請求項１乃至７のいずれか１項に記載の建物の室内構造。 8. The loft space according to any one of claims 1 to 7, wherein the loft space has a hatch that can be entered and exited by a lifting means, and the hatch is arranged to face in the same direction as the opening. building interior structure. 棟が偏った屋根を更に有し、前記棟は、前記第二空間の上方に配置されており、前記第一空間の天井面から前記ロフト空間の天井面の少なくとも一部までは、前記第一空間から前記第二空間に向かって上昇する天井面で構成されている、請求項１乃至８のいずれか１項に記載の建物の室内構造。 The ridge further has a biased roof, the ridge is disposed above the second space, and the ceiling surface of the first space to at least a part of the ceiling surface of the loft space extends from the first space. The indoor structure of the building according to any one of claims 1 to 8, comprising a ceiling surface rising from the space toward the second space. 前記第一空間の、前記第二空間と対向する位置に壁を有する、請求項１乃至９のいずれか１項に記載の建物の室内構造。 The indoor structure of the building according to any one of claims 1 to 9, wherein the first space has a wall at a position facing the second space. 請求項１乃至１０のいずれか１項に記載の室内構造を有する、建物。 A building having the interior structure according to any one of claims 1 to 10.
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