JPH0696885B2 - Floor frame for upper floor formation - Google Patents

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、階下、階上を結ぶ階段の上端が連らなる階上
床の形成に際し、その階上床をなす枠組用の梁材を予め
一体に組付けユニット化することにより、施工能率を高
めかつ工期の短縮を計りうる階上床形成用の床枠組に関
する。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention integrates a beam member for a frame forming the upper floor in advance when forming an upper floor in which upper ends of stairs connecting the lower floor and the upper floor are connected. The present invention relates to a floor frame structure for forming an upper floor, which can improve the construction efficiency and shorten the construction period by making it as a unit for assembly.

〔従来の技術〕[Conventional technology]

近年軽量鉄骨構造による複数階建ての複合住宅が普及し
つつある。又このような複合住宅にあっては、第６図に
示す如く外壁ｗを凹ませてその凹部ｂに階段ｃを有する
階段室ｄが設けられる。又階段室ｄには、前記階段ｃの
上端を接続しかつ各居住区の出入口に通じる階段床ｈが
形成される。In recent years, multi-storey complex houses with lightweight steel structures have become popular. Further, in such a complex house, as shown in FIG. 6, the outer wall w is recessed, and a stair room d having a stair c is provided in the recess b. In the staircase room d, a staircase floor h is formed which connects the upper end of the staircase c and leads to the entrance and exit of each living area.

このような階段床ｈは従来では凹部ｂの両側に配される
梁材の間に、第６図に示す如く、階段ｃ上端を受ける階
段受梁ｅと、階段床パネルを支承する一対のパネル受梁
ｆ、ｆとをそれぞれ架け渡していた。Conventionally, such a stair floor h has a pair of panels that support a stair floor beam e and a stair support beam e that receives the upper end of the stair c, as shown in FIG. 6, between the beam members arranged on both sides of the recess b. The receiving beams f and f were bridged.

〔発明が解決しようとする課題〕[Problems to be Solved by the Invention]

このように複数本の梁材をそれぞれ個別に架け渡すこと
により、その接続個所が増し、現地での施工に手間を要
し、しかもこれ等の梁材の相対位置関係を確保するため
梁材の位置決め、芯出し作業が複雑であり、施工能率に
劣る。In this way, by individually bridging multiple beam members, the number of connection points increases, which requires time and effort for on-site construction, and in addition, the beam members are secured to maintain the relative positional relationship between these beam members. Positioning and centering work is complicated, resulting in poor construction efficiency.

本発明は階段を受ける階段受梁と、階段床を支持する複
数本の床梁とを予め一体に接合することを基本として、
現地での施工が容易となり工期の短縮を計りうる階上床
形成用の床枠組の提供を目的としている。The present invention is based on preliminarily integrally joining a stair beam to receive a stair and a plurality of floor beams supporting a stair floor,
The purpose is to provide a floor framework for forming upper floors that can be easily constructed locally and shorten the construction period.

〔課題を解決するための手段〕[Means for Solving the Problems]

本発明は、家屋の階下から階上にのびかつ階段が配され
るとともに外壁を凹ませることにより形成した階段室の
前記階段上端が連なる階上床形成用の床枠組であって、
階段室を挟む家屋の両側壁に配した階上側床梁に両端が
ボルト止めされかつ前記階段の上端が連なる階段受梁
と、該階段受梁に外端が固着されかつ階段室の奥壁に配
した階上奥床梁に内端がボルト止めされる一対かつ平行
な階段床梁と、該階段床梁間を連結する継ぎ梁とを一体
に具えてなる階上床形成用の床枠組である。The present invention is a floor framework for forming an upper floor in which the upper end of the staircase of the staircase formed by denting the outer wall is arranged to extend from the lower floor of the house to the upper floor and the staircase is formed,
A stairway receiving beam having both ends bolted to upper floor beams arranged on both side walls of a house that sandwiches the staircase and the upper end of the staircase is continuous, and an outer end of the stairway beam is fixed to the stairway beam and a back wall of the staircase A floor framework for forming an upper floor, which is integrally provided with a pair of parallel stair floor beams whose inner ends are bolted to the arranged upper floor floor beams and a joint beam connecting the stair floor beams.

〔作用〕[Action]

階段受梁と階段床梁と、継ぎ梁とが組合され枠組として
形成されているため、この枠組体を、家屋本体の床梁に
ボルト止めすることによって、階上床を形成する床枠組
が家屋本体に組付けられる。従って現地における施工
は、一体化された床枠組と家屋本体との間の接続で足
り、現地での手間は大巾に節減しうる。Since the stair beam, the stair floor beam, and the joint beam are combined to form a frame, the floor frame that forms the upper floor by bolting this frame to the floor beam of the house main body Assembled to. Therefore, on-site construction requires only the connection between the integrated floor framework and the main body of the house, and the on-site labor can be greatly reduced.

又階段受梁と階段床梁と継ぎ梁が予め一体化されている
ため、現地ではこれらの梁材間の芯出しが不要となり、
作業能率をさらに向上しうる。In addition, since the stair beam, stair floor beam and joint beam are integrated in advance, it is not necessary to center these beam materials locally.
The work efficiency can be further improved.

〔実施例〕〔Example〕

以下本発明の一実施例を図面に基づき説明する。 An embodiment of the present invention will be described below with reference to the drawings.

図において本発明の階上床形成用の床枠組１（以下床枠
組１という）は、家屋Ｂの階下R1から階上R2にのびると
ともに、外壁WOを凹ませることにより形成される階段室
Ｄに設けられる。又階段室Ｄには、階段Ｅと該階段Ｅの
上端が連らなる階上床Ｆとを具え、又該階上床Ｆは本発
明に係る床枠組１の上に床パネルを敷設することにより
形成される。In the figure, a floor framework 1 for forming an upper floor of the present invention (hereinafter referred to as floor framework 1) extends from a lower floor R1 of a house B to an upper floor R2 and is provided in a staircase D formed by denting an outer wall WO. To be Further, the staircase room D is provided with a staircase E and an upper floor F connecting the upper ends of the staircase E, and the upper floor F is formed by laying a floor panel on the floor framework 1 according to the present invention. To be done.

なお前記階段Ｅは、本実施例では中間位置に踊り場Ｇを
有する折返し階段として形成される。The stair E is formed as a folded staircase having a landing G at an intermediate position in this embodiment.

前記階段室Ｄの周りには外壁WOから内側に向かってのび
かつ対向して配される１対の側壁WS、WSと該側壁WS、WS
の内端間をつなぐ奥壁W1とを有し、側壁WS、WSにはそれ
を形成する階上側床梁２、２が又奥壁W1には該奥壁形成
用の階段奥床梁３がそれぞれ形成される。Around the staircase D, a pair of side walls WS, WS extending inward from the outer wall WO and facing each other and the side walls WS, WS.
Has a back wall W1 that connects the inner ends of each of the side walls, and the side walls WS, WS have upper floor beams 2, 2 that form them, and the back wall W1 has a stair back floor beam 3 for forming the back wall. Formed respectively.

階上側床梁２は、本実施例では、溝形材からなる上弦材
11、下弦材12を間隔を隔ててかつ溝部を向かい対設する
とともに、上弦材11、下弦材12の間にラチスを架け渡し
たラチス梁であって、家屋Ｂ本体を形成する柱13、13間
に架け渡される。The upper floor beam 2 is, in this embodiment, an upper chord member made of a channel member.
11. Lattice beams in which lower chord members 12 are spaced apart and the grooves are opposed to each other, and lattices are bridged between the upper chord members 11 and the lower chord members 12, and which form the main body of the house B. It is handed over.

又向き合う階上側床梁２、２にはその中間位置にかつ対
向面側に上下弦材11、12間をつなぐとともに複数個の透
孔14a…を透設した取付片14、14を向き合う位置に設け
る。The upper floor beams 2 and 2 facing each other are located at an intermediate position between the upper and lower chord members 11 and 12, and the mounting pieces 14 and 14 having a plurality of through holes 14a ... Set up.

階上奥床梁３は階上側床梁２と同様に上、下弦材11、12
を有し、該階上側床梁２と略同じ高さに柱13、13間に架
け渡されるとともに、該柱13、13に近接する位置に、前
記階上側床梁２の取付片14と略同じ構成の２つの取付片
15、15を設ける。The upper and lower floor beams 3 are the same as the upper floor beams 2, and the upper and lower chord members 11 and 12
And is bridged between the pillars 13 and 13 at substantially the same height as the floor upper floor beam 2, and at a position close to the pillars 13 and 13 and the mounting piece 14 of the floor upper floor beam 2. Two mounting pieces with the same configuration
Provide 15, 15.

階段受梁４はウエブ4aの上、下端に内側に向かってのび
る上フランジ4b、下フランジ4cを張り出す溝形材であっ
て、向き合う階上側床梁２、２間にのびる。又階段受梁
４はその両端に前記取付片14と当接できかつ該取付片14
の前記透孔14a…と位置合わせされ透設されるボルト孔1
6a…を具える接合片と、該接合片の上端から外向きに水
平にのびかつ下面が階上側床梁２上面と当接することに
より階段受梁４を階上側床梁２、２間に跨がり載置しう
る当て片16bとを有する接続金具16、16を設ける。The stair receiving beam 4 is a channel member that projects an inward upper flange 4b and a lower flange 4c at the upper and lower ends of the web 4a, and extends between the facing upper floor beams 2 and 2. Further, the stair beam 4 can come into contact with the mounting pieces 14 at both ends thereof, and
Bolt holes 1 aligned with the through holes 14a of
6a ... and a connecting piece horizontally extending outward from the upper end of the connecting piece and the lower surface of the connecting piece abuts the upper surface of the upper floor beam 2 to straddle the stair beam 4 between the upper floor beams 2 and 2. Connection fittings (16, 16) having a contact piece (16b) on which a beam can be placed are provided.

階段床梁５は前記階段受梁４と略同高さの溝型材からな
り、一端は前記階段受梁４に溶着又はＬ字金具を介して
ボルト止めにより、階段受梁４と一体に固着されるとと
もに、他端には階段受梁４の前記接続片16と略同形状を
なし階上奥床梁３の取付片15の透孔15aを通るボルトが
嵌り合うボルト孔17aを有する接合片の上端から階上奥
床梁３上面に沿ってのびる当て片17bを有する接続金具1
7を設けている。The stair floor beam 5 is made of a groove-shaped member having substantially the same height as the stair support beam 4, and one end thereof is fixed to the stair support beam 4 integrally by welding or bolting through the L-shaped metal fitting to the stair support beam 4. In addition, at the other end of the connecting piece 16 having substantially the same shape as the connecting piece 16 of the stair receiving beam 4 and having a bolt hole 17a into which a bolt passing through the through hole 15a of the mounting piece 15 of the upper floor beam 3 is fitted. Connecting fitting 1 having a contact piece 17b extending from the upper end along the upper floor of the upper floor floor 3
7 are provided.

又一対の階段床梁５は、互いに平行にかつ階段受梁４と
は直角の向きに階段受梁４に取付けられる。The pair of stair floor beams 5 are attached to the stair support beam 4 in parallel with each other and at a right angle to the stair support beam 4.

対置される階段床梁５、５間には該階段床梁５よりやや
小高さの溝形材からなる２本の継ぎ梁６、６が階段受梁
４及び接続金具17にそれぞれ近接する位置に架設され、
継ぎ梁６の端部は階段床梁５に溶接又はＬ字状の接続金
具を用いてボルト止め等により固着される。Between the stair floor beams 5 and 5 facing each other, two joint beams 6 made of a channel having a height slightly smaller than that of the stair floor beams 5 are located near the stair beam 4 and the connecting fitting 17, respectively. Erected,
The end portion of the joint beam 6 is fixed to the stair floor beam 5 by welding or bolting using an L-shaped connecting fitting.

従って階段受梁４は、１対の階段床梁５、５及び継ぎ梁
６によって一体化された矩形枠状の床枠組１が形成され
るとともに、該床枠組１は各接続金具16、16、17、17の
各ボルト孔16a…、17a…を通るボルトを用いて階上側床
梁２、２及び階上奥床梁３に取付けることが出来る。Therefore, the stair beam 4 forms a rectangular frame-shaped floor frame 1 integrated by a pair of stair floor beams 5, 5 and a joint beam 6, and the floor frame 1 is connected to each of the connecting fittings 16, 16, It can be attached to the upper floor floor beams 2 and 2 and the upper floor floor beam 3 by using bolts passing through the bolt holes 16a.

又本実施例のように各接続金具16、16、17、17にそれぞ
れ階上側床梁２、階上奥床梁３上面に当接できる当て片
16b…、17b…設けることによって、床枠組１の階上側床
梁２、階上奥床梁３への固定に先立ち該床枠組１を仮置
きすることが出来、現地での床枠組１の位置決め及び固
定が一層容易となる。Further, as in the present embodiment, the contact pieces that can abut the upper surfaces of the upper floor floor beam 2 and the upper floor floor beam 3 to the connection fittings 16, 16, 17, 17 respectively.
By providing 16b ..., 17b ..., the floor framework 1 can be temporarily placed before the floor framework 1 is fixed to the upper floor floor beam 2 and the upper floor floor beam 3, and the floor framework 1 can be positioned at the site. Also, the fixing becomes easier.

階段Ｅは、本実施例では中階に位置する前記踊り場Ｇ
と、該踊り場Ｇと本発明に係る床枠組１との間を結ぶ上
の階段21と、踊り場Ｇと階下を結ぶ下の階段22とからな
る。The stair E is the landing G located on the middle floor in this embodiment.
And an upper staircase 21 connecting the landing G and the floor framework 1 according to the present invention, and a lower staircase 22 connecting the landing G and the lower floor.

踊り場Ｇは、溝形材を矩形に配し、上面に床パネルを敷
設しうる踊り場枠24を有し、その両側部を地面に立設さ
れる階段柱25、25に接続、固定している。The landing G has a landing frame 24 in which channel members are arranged in a rectangular shape and a floor panel can be laid on the upper surface, and both sides of the landing frame 24 are connected and fixed to stair columns 25, 25 standing on the ground. .

又踊り場枠24は、その内側に位置する横枠材26は溝形材
からなりその溝を外に向けて配設される。Further, in the landing frame 24, the horizontal frame member 26 located inside thereof is made of a channel material and is arranged with its groove facing outward.

上の階段21は、平行に配される２本のささら桁31、31の
間に複数個の踏板32…を架け渡している。前記ささら桁
31は、本実施例ではウエブの上下にフランジを張り出し
た溝形材からなり、又ささら桁31は、下端が踊り場枠21
の前記横枠材26とボルト止めされる傾斜部31aの上端に
水平にのびる水平部31bが設けられ、該水平部31bの内側
端、即ち階段Ｅの上端、端面には、前記階段受梁４のウ
エブ4aに設ける透孔34に位置合せされ透設されるボルト
孔35aを有する端板35が取付けられる。又水平部31bには
対向するささら桁31、31間を継ぐ継ぎ梁36、36が取付け
られる。The upper staircase 21 spans a plurality of treads 32 between two sasara girders 31, 31 arranged in parallel. Sasara digit
In the present embodiment, 31 is made of a channel material in which flanges are projected above and below the web, and the sasara girder 31 has a landing frame 21 at the lower end.
A horizontal portion 31b extending horizontally is provided at the upper end of the inclined portion 31a which is bolted to the horizontal frame member 26, and at the inner end of the horizontal portion 31b, that is, at the upper end and the end surface of the stair E, the stair receiving beam 4 is formed. An end plate 35 having a bolt hole 35a aligned with a through hole 34 provided in the web 4a is attached. Further, connecting beams 36, 36 connecting between the facing girders 31, 31 are attached to the horizontal portion 31b.

なお本実施例では前記ささら桁31の上端、下端において
該ささら桁31の長手方向にそれぞれ突出する舌片37、39
を設ける。In this embodiment, tongues 37 and 39 projecting in the longitudinal direction of the sasara girder 31 at the upper and lower ends of the sasara girder 31, respectively.
To provide.

なお上の階段21は前記１対のささら桁31、31間に踏板32
…及び継ぎ梁36、36を予め一体固定することが可能であ
り、このように一体固定した場合には、床枠組１及び踊
り場枠24を正規の位置に取付けた後、該上の階段21をク
レーン等を用いて、前記舌片37、37を階段受梁４の上面
に、又舌片39、39を踊り場枠24の前記横枠材26上にそれ
ぞれ載置することにより、上の階段21の上端を床枠組１
にかつその下端を踊り場枠24にそれぞれ仮置きでき、上
の階段21のボルト止め作業が容易になしうる。The upper staircase 21 is a tread plate 32 between the pair of Sasara girders 31 and 31.
It is possible to integrally fix the joint beams 36 and 36 in advance. In such a case, after the floor frame 1 and the landing frame 24 are mounted at regular positions, the stairs 21 on the floor frame 1 and the landing frame 24 are fixed. By using a crane or the like, the tongues 37, 37 are placed on the upper surface of the stair receiving beam 4, and the tongues 39, 39 are placed on the horizontal frame members 26 of the landing frame 24, respectively, so that the upper stairs 21 The top of the floor frame 1
The lower ends of the stairs 21 can be temporarily placed on the landing frame 24, respectively, and the work of bolting the stairs 21 can be easily performed.

又下の階段22は、踊り場枠24と階下床Ｊとの間に架設さ
れる。The lower staircase 22 is installed between the landing frame 24 and the lower floor J.

〔発明の効果〕〔The invention's effect〕

叙上の如く本発明の階上床形成用の床枠組は、階段受梁
と階段床梁と継ぎ梁とが一体化され、しかも階段受梁の
両端及び階段床梁の内端をそれぞれ階段室の周りに配さ
れる家屋の床梁にボルト止めするものであるため、床枠
組の取付けに際して、各枠組用の梁材を個別に施行現地
に搬入するとともに現地において組付けていた従来の構
造のものに比べて、家屋本体の梁材との接続個所が大巾
に減少することにより現地での施工が容易でありかつ工
期の短縮を計りうる。As described above, in the floor frame structure for forming the upper floor of the present invention, the stair beam, the stair floor beam, and the connecting beam are integrated, and further, both ends of the stair beam and the inner end of the stair floor beam are respectively connected to the stair room. Since it is bolted to the floor beams of the surrounding houses, when installing the floor framework, the beam material for each framework is individually carried into the site and the conventional structure that was assembled on site Compared to, the number of connection points with the beam of the main body of the house is greatly reduced, which facilitates on-site construction and shortens the construction period.

又階段受梁と階段床梁と継ぎ梁とが予め接続されている
ため、現地ではこれらの部材の間の芯出し作業が省略さ
れるため、一層組付け作業が容易となる。Further, since the stair receiving beam, the stair floor beam, and the connecting beam are connected in advance, the centering work between these members is omitted locally, so that the assembling work becomes easier.

【図面の簡単な説明】[Brief description of drawings]

第１図は本発明の一実施例を示す平面図、第２図はその
要部を示す斜視図、第３図はその分解斜視図、第４図は
本発明の床枠組を用いた家屋の一例を示す立面図、第５
図はそのXX線断面図、第６図は従来技術を示す平面図で
ある。 ２……階上側床梁、３……階上奥床梁、４……階段受
梁、５……階段床梁、６……継ぎ梁、Ｂ……家屋、Ｄ…
…階段室、Ｅ……階段、R1……階下、R2……階上、W1…
…奥壁、WO……外壁、WS……側壁。FIG. 1 is a plan view showing an embodiment of the present invention, FIG. 2 is a perspective view showing a main part thereof, FIG. 3 is an exploded perspective view thereof, and FIG. 4 is a house using the floor framework of the present invention. An elevational view showing an example, fifth
The drawing is a sectional view taken along the line XX, and FIG. 6 is a plan view showing a conventional technique. 2 ... Floor upper floor beam, 3 ... Floor upper floor beam, 4 ... Stair beam, 5 ... Stair floor beam, 6 ... Joint beam, B ... House, D ...
… Staircase, E …… Staircase, R1 …… Downstairs, R2 …… Upstairs, W1…
… Inner wall, WO …… outer wall, WS …… sidewall.

Claims (1)

【特許請求の範囲】[Claims] 【請求項１】家屋の階下から階上にのびかつ階段が配さ
れるとともに外壁を凹ませることにより形成した階段室
の前記階段上端が連なる階上床形成用の床枠組であっ
て、階段室を挟む家屋の両側壁に配した階上側床梁に両
端がボルト止めされかつ前記階段の上端が連なる階段受
梁と、該階段受梁に外端が固着されかつ階段室の奥壁に
配した階上奥床梁に内端がボルト止めされる一対かつ平
行な階段床梁と、該階段床梁間を連結する継ぎ梁とを一
体に具えてなる階上床形成用の床枠組。1. A floor framework for forming an upper floor, in which a staircase extends from a lower floor of a house to an upper floor and a staircase is formed by denting an outer wall, and the upper end of the staircase is continuous to form a staircase. A stairway receiving beam whose both ends are bolted to the upper floor beams arranged on both side walls of the house to be sandwiched and the upper end of the staircase is continuous, and a floor whose outer end is fixed to the stairway receiving beam and which is arranged on the back wall of the staircase A floor frame structure for forming an upper floor, which integrally comprises a pair of parallel stair floor beams whose inner ends are bolted to the upper back floor beam and a joint beam connecting the stair floor beams.