Title:
PREFABRICATED BUILDING BLOCK FOR ASSEMBLING WELL WALL
Document Type and Number:
WIPO Patent Application WO/2013/078732
Kind Code:
A1
Abstract:
A prefabricated building block for assembling a well wall, the prefabricated building block is a circular-arc-shaped building block (1); the circular-arc-shaped building block (1) comprises coaxial circular-arc-shaped inner and outer cylinder walls (2, 3), and further comprises a reinforced connection rib (4) disposed between the circular-arc-shaped inner cylinder wall (2) and the circular-arc-shaped outer cylinder wall (3) for connecting the same; the left and right sides of the reinforced connection rib (4) are provided with preformed holes (5); the upper surface (1-1) of the circular-arc-shaped building block (1) is provided with an upper waterstop groove (8), and the lower surface (1-2) is provided with a lower waterstop groove (9); the upper waterstop groove (8) is matched with the lower waterstop groove (9); the upper waterstop groove (8) and the lower waterstop groove (9) are embedded with waterstop strips (10) therein. With a reasonable and simple structure and high strength, the building block solves the problem of mortar leakage during well wall construction process.
Inventors:
JIANG YUN (CN)
Application Number:
PCT/CN2011/083986
Publication Date:
June 06, 2013
Filing Date:
December 14, 2011
Export Citation:
Assignee:
JIANG YUN (CN)
International Classes:
E04C1/39; E04B2/18
Foreign References:
| CN201660997U | 2010-12-01 | |||
| CN1834383A | 2006-09-20 | |||
| FR2372940A1 | 1978-06-30 | |||
| CN2900663Y | 2007-05-16 | |||
| CN2085388U | 1991-09-25 | |||
| CN1431375A | 2003-07-23 | |||
| JP2007198007A | 2007-08-09 | |||
| CN202324307U | 2012-07-11 |
Attorney, Agent or Firm:
NANJING JINGWEI PATENT & TRADEMARK AGENCY CO., LTD (CN)
南京经纬专利商标代理有限公司 (CN)
南京经纬专利商标代理有限公司 (CN)
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Claims: