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Title:
PILE FOUNDATION CAP STRUCTURE SETTLING, REINFORCING, LIFTING AND LEVELING STRUCTURE, AND CONSTRUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/206241
Kind Code:
A1
Abstract:
A pile foundation settling, reinforcing, lifting and leveling structure comprises a pile cap (1), a lower part of which being fixedly connected with a plurality of pile foundations (2) , and further comprises a soft soil reinforcement layer under the pile cap (3) and a pile tip bearing stratum (5). The soft soil reinforcement layer under the pile cap (3) is provided with a plurality of first grouting holes (4), the first grouting holes (4) are in communication with the outside through the pile cap (1), and the first grouting holes (4) are used for first grouting into the soft soil reinforcement layer under the pile cap (3) in order to complete the reinforcement of the soft soil reinforcement layer under the pile cap (3). The pile tip bearing stratum (5) is located under the soft soil reinforcement layer under the pile cap (3) and is provided with a plurality of second grouting holes (6), and the second grouting holes (6) are in communication with the outside through the soft soil reinforcement layer under the pile cap (3) and the pile cap (1); and the second grouting holes (6) are used for second grouting into the pile tip bearing stratum (5) in order to form a concave-shaped composite foundation for supporting the pile foundation (2). Also provided is a construction method for a pile foundation settling, reinforcing, lifting and leveling structure.

Inventors:
CUI, Xuedong (Building 11, No. 57 Xiaotun Village, Fengtai District, Beijing 0, 100000, CN)
CUI, Tengyue (Building 11, No. 57 Xiaotun Village, Fengtai District, Beijing 0, 100000, CN)
WU, Jiguang (Building 11, No. 57 Xiaotun Village, Fengtai District, Beijing 0, 100000, CN)
Application Number:
CN2019/084388
Publication Date:
October 31, 2019
Filing Date:
April 25, 2019
Export Citation:
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Assignee:
BEIJING HENGXIANG HONGYE FOUNDATION REINFORCEMENT TECHNOLOGY CO., LTD. (Building 11, No. 57 Xiaotun Village, Fengtai District, Beijing 0, 100000, CN)
International Classes:
E02D35/00
Foreign References:
CN108343102A2018-07-31
CN208501762U2019-02-15
CN207228186U2018-04-13
CN106759424A2017-05-31
CN105924044A2016-09-07
CN101886382A2010-11-17
CN105464395A2016-04-06
KR101678950B12016-11-23
JP2010180633A2010-08-19
JP2005213904A2005-08-11
Attorney, Agent or Firm:
BEIJING WEIZHENG PATENT AGENCY CO., LTD. (Room 1101, Sky-lotus Mansion Lotus-pond East Road,Xicheng District, Beijing 0, 100000, CN)
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