Title:
鋼管コンクリート柱の蒸気抜き構造
Document Type and Number:
Japanese Patent JP6839605
Kind Code:
B2
Abstract:
To provide a steam vent hole formed to penetrate between the inner peripheral surface and the outer peripheral surface of a steel pipe constituting a steel pipe concrete column in which the necessity of removing the filler after casting the concrete is removed in passing the steam generated in the concrete, and the danger associated with the removal is avoided.SOLUTION: The steam in a concrete 3 of the steel pipe concrete column 1 is passed. A mesh member 4 having an eye 4a of a size not allowing flow of concrete 3 before curing having flowability is arranged in a state not detached from the outer circumferential surface of the steel pipe 2 at any part in the axial direction of the steam vent hole 21 at least until the filling of the concrete 3 to the steel pipe 2 is completed and until the concrete 3 loses its fluidity, and the mesh member 4 closes the steam vent hole 21 from an inner circumferential surface 2a side of the steel pipe 2.SELECTED DRAWING: Figure 1
Inventors:
Tomoki Homma
Shigeru Asaoka
Shigeru Asaoka
Application Number:
JP2017098970A
Publication Date:
March 10, 2021
Filing Date:
May 18, 2017
Export Citation:
Assignee:
Kashima Construction Co., Ltd.
International Classes:
E04B1/94; E04C3/36
Domestic Patent References:
| JP2001262833A | ||||
| JP3233018A |
Foreign References:
| US20160145862 |
Attorney, Agent or Firm:
Yasuhiro Shioda