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Patent Searching and Data


Title:
AUTOMATIC TENSIONING SYSTEM AND METHOD FOR REINFORCING BEAM, PLATE AND COLUMN BY PRE-STRESSED FIBREBOARD
Document Type and Number:
WIPO Patent Application WO/2017/197987
Kind Code:
A1
Abstract:
Disclosed is an automatic tensioning system for reinforcing a beam, a plate and a column by a pre-stressed fibreboard, the system comprising a tensioning end anchor (1), a fixed end anchor (10), and a tensioning bracket (3) connected to the tensioning end anchor (1). A centre-hole jack (16) is provided in the middle of the tensioning bracket (3), a threaded rod (8) passes through the tensioning bracket (3) and is then connected to the centre-hole jack (16), and an upper toothed nut (13) and a lower toothed nut (19) respectively driven by a driving mechanism are provided on two sides of the tensioning bracket (3) on the threaded rod (8). A binary clip-type fixture (4) is further comprised, an upper surface thereof is provided with a cylinder (6), and a sleeve (7) nested outside the cylinder (6) is connected to the threaded rod (8). One end of a fibreboard (9) is clamped into the clip-type fixture (4), and the other end of the fibreboard (9) is anchored to the fixed end anchor (10). A method for reinforcing a beam, a plate and a column by a pre-stressed fibreboard is also disclosed. The system saves a great deal of labour costs, and can speed up the entire construction process.

Inventors:
WU, Gang (No.2 Southeast University Road, Jiangning DistrictNanjing, Jiangsu 9, 211189, CN)
LI, Xinghua (No.2 Southeast University Road, Jiangning DistrictNanjing, Jiangsu 9, 211189, CN)
Application Number:
CN2017/078702
Publication Date:
November 23, 2017
Filing Date:
March 30, 2017
Export Citation:
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Assignee:
SOUTHEAST UNIVERSITY (No.2 Southeast University Road, Jiangning DistrictNanjing, Jiangsu 9, 211189, CN)
International Classes:
E04G21/12; E01D22/00; E04C5/12
Foreign References:
CN105862608A2016-08-17
CN205874992U2017-01-11
CN2806645Y2006-08-16
JP2001182153A2001-07-03
CN101851985A2010-10-06
Attorney, Agent or Firm:
NANJING SUGAO PATENT AND TRADEMARK FIRM (ORDINARY PARTNERSHIP) (Suite 1912, Longtaiguoji Mansion No.198 Zhongshandongl, Nanjing Jiangsu 5, 210005, CN)
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