JP2984827B2 - Assembly formwork for slab penetration - Google Patents
Assembly formwork for slab penetrationInfo
- Publication number
- JP2984827B2 JP2984827B2 JP9091603A JP9160397A JP2984827B2 JP 2984827 B2 JP2984827 B2 JP 2984827B2 JP 9091603 A JP9091603 A JP 9091603A JP 9160397 A JP9160397 A JP 9160397A JP 2984827 B2 JP2984827 B2 JP 2984827B2
- Authority
- JP
- Japan
- Prior art keywords
- curing
- plate
- frame
- corner fixing
- slab
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Installation Of Indoor Wiring (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、床のケーブル貫通
部に防火措置を行なうために使用するスラブ貫通用組立
型型枠の改良に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a slab penetration formwork used for performing fire prevention measures on a cable penetration portion of a floor.
【０００２】[0002]
【従来の技術】配線工事において、床のケーブル貫通部
に防火措置を行なうには、この貫通部にロックファイバ
ー等を充填したり、開口部をケイカライトで施蓋する必
要がある。その為、従来では、床のケーブル貫通部を形
成する枠体を鋼製材で形成し、スラブ打設後にこの鋼製
材枠体を残した状態で前述した防火措置を行なってい
る。2. Description of the Related Art In a wiring work, in order to perform a fire prevention measure on a cable penetration portion of a floor, it is necessary to fill the penetration portion with a lock fiber or the like, or to cover an opening portion with keikalite. Therefore, in the related art, the frame that forms the cable penetration portion of the floor is formed of a steel material, and the fire prevention measures described above are performed with the steel material frame left after the slab is cast.
【０００３】[0003]
【発明が解決しようとする課題】ところが、床のケーブ
ル貫通部に、鋼製枠体を残したままで防火措置を行なう
と、この鋼製枠体の設置費用が極めてかさむことにな
り、防火工事の施工コストを大きく引き上げる要因にな
っていた。However, if fire prevention measures are taken while leaving the steel frame at the cable penetration portion of the floor, the cost of installing the steel frame will be extremely high, and the cost of the fire protection work will be increased. This was a factor that greatly increased construction costs.
【０００４】そこで、本発明は上述の課題を解消すべく
創出されたもので、床のケーブル貫通部を形成する枠体
を着脱自在に形成し、何度も再使用することで防火工事
の施工コストを合理化することができるスラブ貫通用組
立型型枠の提供を目的とする。Accordingly, the present invention has been made in order to solve the above-mentioned problems, and a frame for forming a cable passage portion of a floor is detachably formed and reused many times to perform fire prevention work. It is an object of the present invention to provide an assembling formwork for penetrating a slab capable of reducing costs.
【０００５】[0005]
【課題を解決するための手段】上述の目的を達成すべく
本発明の第１の手段は、床のケーブル貫通部に貫通口を
形成する複数枚の養生板１と、この養生板１のコーナー
部に配設され、隣接する養生板１を連結するコーナー固
定金具２と、相対向する養生板１の間に介して養生板１
を補強する補強杆３とから成る組立型型枠であって、前
記コーナー固定金具２は、養生板１の外側面を支持する
外枠４と、養生板１の内側面を支持する内枠５と、外枠
４に固定された連結体６とを有し、内枠５と連結体６と
を連結ボルト７でネジ止めして養生板１をコーナー固定
金具２に着脱自在に連結し、コーナー固定金具２の連結
体６は、外枠４の内側面に接合された接合部６Ａと、養
生板１の端部を支持する支持部６Ｂと、連結ボルト７を
ネジ止めするネジ孔６Ｄを設けた連結部６Ｃとを有する
ものである。In order to achieve the above-mentioned object, a first means of the present invention is to provide a plurality of curing plates 1 forming a through hole in a cable penetration portion of a floor, and a corner of the curing plate 1. A corner fixing metal fitting 2 which is provided in a portion and connects the adjacent curing boards 1, and a curing board 1 which is interposed between the facing curing boards 1.
And a reinforcing rod 3 that reinforces the outer surface of the curing plate 1 and an inner frame 5 that supports the inner surface of the curing plate 1. And a connecting body 6 fixed to the outer frame 4. The inner frame 5 and the connecting body 6 are screwed with connecting bolts 7 to connect the curing plate 1 to the corner fixing bracket 2 in a detachable manner. The connecting body 6 of the fixing fitting 2 is provided with a joining portion 6A joined to the inner surface of the outer frame 4, a supporting portion 6B for supporting an end of the curing plate 1, and a screw hole 6D for screwing the connecting bolt 7. And a connecting portion 6C.
【０００６】そして、第２の手段の養生板１は、表面に
生コン離型加工を施した板体であることを課題解消のた
めの手段とする。[0006] The curing plate 1 of the second means is a plate body whose surface has been subjected to mold release processing as a means for solving the problem.
【０００７】[0007]
【発明の実施の形態】以下、図面を参照して、本発明の
実施例を詳細に説明する。Embodiments of the present invention will be described below in detail with reference to the drawings.
【０００８】本発明型枠は、養生板１とコーナー固定金
具２と補強杆３とから成る。[0008] The formwork of the present invention comprises a curing plate 1, a corner fixture 2, and a reinforcing rod 3.
【０００９】養生板１は、床のケーブル貫通部に貫通口
を形成する複数枚の板体で、表面に生コン離型加工を施
している。この養生板１には、例えば、生コン離型専用
ベニヤ板や、鋼板の表面に生コン離型ビニールを貼った
ものが好適である。[0009] The curing board 1 is a plurality of plate bodies forming a through hole in a cable penetration portion of the floor, and the surface of the curing board 1 is subjected to a mold release process. As the curing board 1, for example, a veneer board exclusively for ready-mixed mold release, or a sheet in which ready-mixed release vinyl is stuck on the surface of a steel plate is preferable.
【００１０】コーナー固定金具２は、更に外枠４と内枠
５と連結体６とを有し、外枠４の内側面に接合した連結
体６と内枠５との間に養生板１の端部を挟み込み、これ
ら内枠５と連結体６とを連結ボルト７でネジ止めする構
成を成している。図示の連結体６は、外枠４に連結接合
する接合部６Ａと、養生板１の端部を支持する支持部６
Ｂと、ネジ孔６Ｄを設けた連結部６Ｃとを有するもので
ある。また、内枠５と連結体６とをネジ止めする連結ボ
ルト７は、蝶ボルトを使用して、工具無しでも連結作業
を行えるようにしている。更に、コーナー固定金具２の
高さを養生板１の高さよりも50mm程高く形成している。
これは、養生板１の連結強度を高めると共に、スラブ打
設後にコーナー固定金具２の上端部が突出することで、
スラブに埋設しているコーナー固定金具２の外枠４を取
り外し易くなっている。The corner fixing bracket 2 further includes an outer frame 4, an inner frame 5, and a connecting member 6. The curing plate 1 is provided between the connecting member 6 joined to the inner surface of the outer frame 4 and the inner frame 5. The inner frame 5 and the connecting body 6 are screwed to each other with connecting bolts 7 at the ends. The connecting member 6 shown in the drawing includes a joining portion 6 </ b> A connected and joined to the outer frame 4 and a supporting portion 6 supporting the end of the curing plate 1.
B and a connecting portion 6C provided with a screw hole 6D. The connecting bolts 7 for screwing the inner frame 5 and the connecting body 6 use a wing bolt so that the connecting operation can be performed without tools. Further, the height of the corner fixing bracket 2 is formed to be about 50 mm higher than the height of the curing board 1.
This is because the connection strength of the curing plate 1 is increased and the upper end of the corner fixing metal 2 projects after the slab is cast.
The outer frame 4 of the corner fixture 2 embedded in the slab can be easily removed.
【００１１】補強杆３は相対向する養生板１の間に介し
て養生板１を補強するものである。図１、図２に示す補
強杆３では、養生板１の長手側板に沿って配する一対の
取付金具８をコーナー固定金具２に連結し、この取付金
具８相互を補強杆３で連結している。図示の補強杆３
は、杆体３Ｂの内部に一対の係止フック３Ａをスライド
自在に挿入し、これら杆体３Ｂと係止フック３Ａとをネ
ジ止めすることで長さ調整自在に形成したもので、養生
板１内側と取付金具８との間に係止フック３Ａを差し込
んで係止している（図２参照）。また、取付金具８は、
コーナー固定金具２の内枠５にネジ止めしている。この
とき、養生板１の長さによって、取付金具８を複数本取
り付けてもよい。更に、図示例では、コーナー固定金具
２の内枠５にネジ止めした側面Ｌ字状の固定金具９によ
って型枠に固定している。The reinforcing rod 3 reinforces the curing plate 1 through the space between the opposing curing plates 1. In the reinforcing rod 3 shown in FIGS. 1 and 2, a pair of mounting brackets 8 arranged along the longitudinal side plate of the curing board 1 is connected to the corner fixing bracket 2, and the mounting brackets 8 are connected to each other by the reinforcing rod 3. I have. Illustrated reinforcing rod 3
Is formed such that a pair of locking hooks 3A are slidably inserted into the inside of the rod 3B, and the rod 3B and the locking hook 3A are screw-fastened to form a freely adjustable length. The locking hook 3A is inserted between the mounting bracket 8 and locked (see FIG. 2). Also, the mounting bracket 8
It is screwed to the inner frame 5 of the corner fixture 2. At this time, a plurality of mounting brackets 8 may be mounted depending on the length of the curing plate 1. Further, in the illustrated example, the corner fixing bracket 2 is fixed to the mold by a side-L-shaped fixing bracket 9 screwed to the inner frame 5 of the corner fixing bracket 2.
【００１２】図３、図４に示す補強杆３では、養生板１
の内側面の高さ方向に沿って配した取付金具８の中間に
補強杆３を配し、取付金具８の上下に設けた調整ボルト
８Ａの突出長さを調整することで補強杆３を緊締し養生
板１を補強するものである。In the reinforcing rod 3 shown in FIGS.
The reinforcing rod 3 is arranged in the middle of the mounting bracket 8 arranged along the height direction of the inner side surface of the bracket, and the reinforcing rod 3 is tightened by adjusting the projecting length of the adjusting bolt 8A provided above and below the mounting bracket 8. The reinforcing plate 1 is reinforced.
【００１３】また、図５に示す補強杆３は、補強杆３の
両端に係止フック３Ａを設け、この係止フック３Ａを養
生板１の上端に係止することで、養生板１相互の強度を
高めている。更に図示例では、箱状に組み立てた養生板
１に固定金具９を直接取り付けて型枠に固定している。The reinforcing rod 3 shown in FIG. 5 is provided with locking hooks 3A at both ends of the reinforcing rod 3 and locking the locking hooks 3A to the upper end of the curing plate 1 so that the curing plates 1 can be mutually connected. Strength has been increased. Further, in the illustrated example, the fixture 9 is directly attached to the curing plate 1 assembled in a box shape, and is fixed to the formwork.
【００１４】本発明組立型型枠の使用は、スラブ打設前
に組み立てし、スラブ打設後に取り外す。この際、補強
杆３と連結ボルト７とを外すことで、養生板１がフリー
の状態になり、スラブから取り外すことができる。次
に、残されたコーナー固定金具２の外枠４をスラブから
取り外すと、床にケーブル貫通孔が形成され、一方、取
り外した本発明組立型型枠は、再び使用可能になる。The assembled mold of the present invention is assembled before slab casting and removed after slab casting. At this time, by removing the reinforcing rod 3 and the connecting bolt 7, the curing plate 1 is in a free state and can be removed from the slab. Next, when the outer frame 4 of the left corner fixing metal fitting 2 is removed from the slab, a cable through-hole is formed in the floor, and the removed assembled mold of the present invention can be used again.
【００１５】[0015]
【発明の効果】本発明は、上述の如く構成したことによ
り、当初の目的を達成する。According to the present invention, the above-mentioned configuration achieves the original object.
【００１６】すなわち、請求項１により、連結体６と補
強杆３とを着脱することで、本発明型枠の着脱が可能に
なり、何度も再使用することで防火工事の施工コストを
合理化することができる。また、養生板１の端部をコー
ナー固定金具２が強固に支持固定し、スラブ内から取り
外すことができる。That is, according to the first aspect, by attaching / detaching the connecting body 6 and the reinforcing rod 3, the form of the present invention can be attached / detached, and the construction cost of the fire prevention work can be reduced by reusing the form many times. can do. In addition, the end of the curing plate 1 is firmly supported and fixed by the corner fixing fitting 2 and can be removed from the slab.
【００１７】更に、請求項２によって、養生板１をスラ
ブ内から取り外し易くでき、使用後のメンテナンスも容
易である。Furthermore, according to the second aspect, the curing plate 1 can be easily removed from the slab, and maintenance after use is also easy.
【００１８】このように本発明によると、床のケーブル
貫通部を形成する枠体を着脱自在に形成し、何度も再使
用することで防火工事の施工コストを合理化することが
できるなどといった種々の効果を奏するものである。As described above, according to the present invention, the frame for forming the cable penetration portion of the floor is detachably formed and reused many times, so that the construction cost of fire prevention work can be rationalized. It has the effect of.
【図１】本発明の一実施例を示す組立状態の分解斜視
図。FIG. 1 is an exploded perspective view of an assembled state showing one embodiment of the present invention.
【図２】本発明の一実施例を示す組立状態の平面図。FIG. 2 is a plan view of an assembled state showing one embodiment of the present invention.
【図３】本発明の他の実施例を示す組立状態の斜視図。FIG. 3 is a perspective view of an assembled state showing another embodiment of the present invention.
【図４】本発明の他の実施例を示す組立状態の平面図。FIG. 4 is a plan view of an assembled state showing another embodiment of the present invention.
【図５】本発明の他の実施例を示す斜視図。FIG. 5 is a perspective view showing another embodiment of the present invention.
１ 養生板 ２ コーナー固定金具 ３ 補強杆 ３Ａ 係止フック ３Ｂ 杆体 ４ 外枠 ５ 内枠 ６ 連結体 ６Ａ 接合部 ６Ｂ 支持部 ６Ｃ 連結部 ６Ｄ ネジ孔 ７ 連結ボルト ８ 取付金具 ８Ａ 調整ボルト ９ 固定金具 DESCRIPTION OF SYMBOLS 1 Curing board 2 Corner fixing metal 3 Reinforcement rod 3A Locking hook 3B Rod 4 Outer frame 5 Inner frame 6 Connecting body 6A Joining part 6B Supporting part 6C Connecting part 6D Screw hole 7 Connecting bolt 8 Mounting metal 8A Adjusting bolt 9 Fixing metal
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭62−166716（ＪＰ，Ａ) 特開 平９−41396（ＪＰ，Ａ) 特開 平７−189481（ＪＰ，Ａ) 特開 平５−321272（ＪＰ，Ａ) 実開 平３−33145（ＪＰ，Ｕ) 実開 平４−84658（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.6，ＤＢ名) H02G 3/00 E04G 17/00 ──────────────────────────────────────────────────続 き Continuation of front page (56) References JP-A-62-166716 (JP, A) JP-A-9-41396 (JP, A) JP-A-7-189481 (JP, A) JP-A-5-189481 321272 (JP, A) JP-A-3-33145 (JP, U) JP-A-4-84658 (JP, U) (58) Fields investigated (Int. Cl. 6 , DB name) H02G 3/00 E04G 17 / 00
Claims (2)
複数枚の養生板と、この養生板のコーナー部に配設さ
れ、隣接する養生板を連結するコーナー固定金具と、相
対向する養生板の間に介して養生板を補強する補強杆と
から成る組立型型枠であって、前記コーナー固定金具
は、養生板の外側面を支持する外枠と、養生板の内側面
を支持する内枠と、外枠に固定された連結体とを有し、
内枠と連結体とを連結ボルトでネジ止めして養生板をコ
ーナー固定金具に着脱自在に連結し、このコーナー固定
金具の連結体は、外枠の内側面に接合された接合部と、
養生板の端部を支持する支持部と、連結ボルトをネジ止
めするネジ孔を設けた連結部とを有することを特徴とす
るスラブ貫通用組立型型枠。1. A plurality of curing plates forming a through hole in a cable penetration portion of a floor, a corner fixing metal provided at a corner portion of the curing plate and connecting an adjacent curing plate, and curing opposite to each other. the assembly type mold composed of a reinforcing rod for reinforcing the cured plate through the plates, the corner fixing bracket supports an outer frame for supporting the outer surface of the curing plate, the inner side surface of the curing plate inner frame And a connector fixed to the outer frame,
The inner frame and the connecting body are screwed with connecting bolts, and the curing board is detachably connected to the corner fixing bracket, and this corner fixing
The joint of the metal fittings is a joint portion joined to the inner surface of the outer frame,
Screw the support part that supports the end of the curing board and the connection bolt
Slab through a built-up type frame and having a connecting portion provided with Mesuru screw hole.
施した板体である請求項１記載のスラブ貫通用組立型型
枠。2. The slab penetrating mold according to claim 1, wherein the curing plate is a plate body whose surface is subjected to a ready-mix release process.
Frame .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9091603A JP2984827B2 (en) | 1997-03-26 | 1997-03-26 | Assembly formwork for slab penetration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9091603A JP2984827B2 (en) | 1997-03-26 | 1997-03-26 | Assembly formwork for slab penetration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10271645A JPH10271645A (en) | 1998-10-09 |
| JP2984827B2 true JP2984827B2 (en) | 1999-11-29 |
Family
ID=14031146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9091603A Expired - Fee Related JP2984827B2 (en) | 1997-03-26 | 1997-03-26 | Assembly formwork for slab penetration |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2984827B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5697029B2 (en) * | 2011-01-13 | 2015-04-08 | 株式会社古河テクノマテリアル | Support metal fittings, bottom plate support structure for refractory material placement, fire prevention treatment method for long object penetration |
-
1997
- 1997-03-26 JP JP9091603A patent/JP2984827B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10271645A (en) | 1998-10-09 |
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