Title:
プレキャスト合成床版の継手構造
Document Type and Number:
Japanese Patent JP7082522
Kind Code:
B2
Abstract:
To provide a joint structure of precast composite floor slab having excellent workability and economical efficiency.SOLUTION: A joint structure B for joining composite floor slabs A1, A2 formed by placing concrete 2 above a bottom steel plate 1 and integrally molding the bottom steel plate 1 and the concrete 2, and having a widened section 10a at the tip, comprises: a reinforcing bar 10 having a mechanical anchorage arranged to protrude to a tip part side from a joint end face 3 of the composite floor slabs A1, A2; a splice plate 4 disposed to be superimposed on the end side of the bottom steel plate 1 of the adjacent composite floor slabs A1, A2; high strength bolts 7 and nuts 5 for connecting the splice plate 4 to both bottom steel plates 1 of the adjacent composite floor slabs A1, A2; and infilling concrete 8 filled between the joint end faces 3 of the adjacent composite floor slabs A1, A2 so as to embed the reinforcing bar 10 having the mechanical anchorage.SELECTED DRAWING: Figure 1
Inventors:
Hirokazu Tanaka
Kazushi Takimoto
Zhu Xiao Asahi
Hiroyuki Abe
Nobuto Okubo
General Yamamoto
Kazushi Takimoto
Zhu Xiao Asahi
Hiroyuki Abe
Nobuto Okubo
General Yamamoto
Application Number:
JP2018094773A
Publication Date:
June 08, 2022
Filing Date:
May 16, 2018
Export Citation:
Assignee:
Shimizu Construction Co., Ltd.
Nippon Fabtech Co., Ltd.
Nippon Fabtech Co., Ltd.
International Classes:
E01D19/12
Domestic Patent References:
| JP2007162341A | ||||
| JP2017179926A | ||||
| JP2011080524A | ||||
| JP2011144513A | ||||
| JP2011021362A | ||||
| JP2019199740A | ||||
| JP2008050878A | ||||
| JP2015229818A | ||||
| JP9021114A | ||||
| JP2007231569A | ||||
| JP2014105547A |
Attorney, Agent or Firm:
Yasushi Matsunuma
Kenichi Kawabuchi
Kazuzumi Nishizawa
Kenichi Kawabuchi
Kazuzumi Nishizawa