JPH0331914U - - Google Patents

Info

Publication number
JPH0331914U
JPH0331914U JP9286789U JP9286789U JPH0331914U JP H0331914 U JPH0331914 U JP H0331914U JP 9286789 U JP9286789 U JP 9286789U JP 9286789 U JP9286789 U JP 9286789U JP H0331914 U JPH0331914 U JP H0331914U
Authority
JP
Japan
Prior art keywords
inner frame
frame
shaft
arm
rotation
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.)
Granted
Application number
JP9286789U
Other languages
Japanese (ja)
Other versions
JPH0446891Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP9286789U priority Critical patent/JPH0446891Y2/ja
Publication of JPH0331914U publication Critical patent/JPH0331914U/ja
Application granted granted Critical
Publication of JPH0446891Y2 publication Critical patent/JPH0446891Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Moulds, Cores, Or Mandrels (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)

Description

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

第1図は、本考案に係るコンクリート型枠の平
面図、第2図は狭めたときの内枠部分の部分平面
図、第3図は第1図のA−A線一部断面図である
。 1……コンクリート型枠、2……筒状の外枠、
3……クランプ装置、4……台座、5……内枠、
6……開閉枠、7……水平板、8……回転軸、9
……ボルト、10……リブ、11……分割線部分
、12,12′……縦リブ、13……支軸、14
,14′……継板、15……クランプ装置、16
……クランプアーム、17……クランプ鈎、18
……継杆、19……アーム、20……伸縮棒。
Fig. 1 is a plan view of the concrete form according to the present invention, Fig. 2 is a partial plan view of the inner frame when narrowed, and Fig. 3 is a partial cross-sectional view taken along the line A-A in Fig. 1. . 1... Concrete formwork, 2... Cylindrical outer frame,
3... Clamp device, 4... Pedestal, 5... Inner frame,
6... Opening/closing frame, 7... Horizontal plate, 8... Rotating shaft, 9
... Bolt, 10 ... Rib, 11 ... Parting line part, 12, 12' ... Vertical rib, 13 ... Support shaft, 14
, 14'... joint plate, 15... clamp device, 16
... Clamp arm, 17 ... Clamp hook, 18
...Join rod, 19...Arm, 20...Extendable rod.

Claims (1)

【実用新案登録請求の範囲】 (1) 筒状の内枠と、これを囲み且つ2つの半枠
に分割された外枠とからなるコンクリート型枠に
おいて、内枠の一部が開閉枠として内方へ移動可
能に分割されており、この開閉枠の内枠内背後に
開閉枠に連結し且つ回転自在に回転軸が立設され
る一方、その反対側に支軸が立設され、この回転
軸と支軸との間に回転軸の回転により離開緊締す
るクランプ装置が装備され、更に前記回転軸に遊
嵌し且つ支軸方向に延長したアームが設けられ、
このアームの内枠中心付近を支点としてクランプ
装置の動作方向に直交する方向に腕を延ばしてそ
の先端を内枠に連結して成る伸縮棒を備えたこと
を特徴とするコンクリート型枠の内枠脱型装置。 (2) 前記開閉枠の反対側の内枠が垂直方向に分
割され、その分割部分両側が連結部材を介して前
記支軸に回動自在に連結していることを特徴とす
る実用新案登録請求の範囲第1項記載のコンクリ
ート型枠の内枠脱型装置。
[Scope of Claim for Utility Model Registration] (1) In a concrete formwork consisting of a cylindrical inner frame and an outer frame surrounding it and divided into two half frames, a part of the inner frame is inside as an open/close frame. A rotating shaft is connected to the opening/closing frame and can be freely rotated at the back of the inner frame of the opening/closing frame, while a supporting shaft is installed on the opposite side to allow rotation. A clamp device is provided between the shaft and the support shaft for separating and tightening by rotation of the rotation shaft, and an arm is further provided that loosely fits into the rotation shaft and extends in the direction of the support shaft,
An inner frame of a concrete formwork characterized by having a telescoping rod formed by extending an arm in a direction perpendicular to the direction of operation of the clamping device with the center of the inner frame of the arm as a fulcrum and connecting the tip to the inner frame. Demolding equipment. (2) A utility model registration request characterized in that the inner frame on the opposite side of the opening/closing frame is vertically divided, and both sides of the divided portion are rotatably connected to the support shaft via a connecting member. A device for removing the inner frame of concrete formwork according to item 1.
JP9286789U 1989-08-09 1989-08-09 Expired JPH0446891Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9286789U JPH0446891Y2 (en) 1989-08-09 1989-08-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9286789U JPH0446891Y2 (en) 1989-08-09 1989-08-09

Publications (2)

Publication Number Publication Date
JPH0331914U true JPH0331914U (en) 1991-03-28
JPH0446891Y2 JPH0446891Y2 (en) 1992-11-05

Family

ID=31642276

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9286789U Expired JPH0446891Y2 (en) 1989-08-09 1989-08-09

Country Status (1)

Country Link
JP (1) JPH0446891Y2 (en)

Also Published As

Publication number Publication date
JPH0446891Y2 (en) 1992-11-05

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