Title:
EXPANSION BOLT THAT IS CONVENIENT TO DISASSEMBLE
Document Type and Number:
WIPO Patent Application WO/2022/099730
Kind Code:
A1
Abstract:
An expansion bolt that is convenient to disassemble, comprising: a screw (1), sliding blocks (4) being arranged on an outer side of the screw; an expansion pipe (5) provided with grooves; a nut (2); and a gasket (3). The screw (1) is connected to the expansion pipe (5), so that the expansion and contraction of the expansion pipe (5) are realized, and the aims of rapid disassembly and repeated use of the expansion bolt are achieved.
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Inventors:
LI GUANGCHAO (CN)
Application Number:
PCT/CN2020/129624
Publication Date:
May 19, 2022
Filing Date:
November 18, 2020
Export Citation:
Assignee:
XUZHOU OUBAI RUI INTELLIGENT EQUIPMENT CO LTD (CN)
International Classes:
F16B13/06
Foreign References:
| CN206386359U | 2017-08-08 | |||
| CN106369030A | 2017-02-01 | |||
| CN203321991U | 2013-12-04 | |||
| CN211924677U | 2020-11-13 | |||
| CN205605575U | 2016-09-28 | |||
| US6185886B1 | 2001-02-13 | |||
| US4806053A | 1989-02-21 | |||
| GB2304850B | 1999-08-11 |
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