Title:
ANTI-THEFT LOCK CORE
Document Type and Number:
WIPO Patent Application WO/2018/232770
Kind Code:
A1
Abstract:
Disclosed is an anti-theft lock core, comprising a hollow casing (500), wherein a drive barrel (400) is rotatably provided in the casing (500), a lock cylinder (100) is rotatably provided in the drive barrel (400), one side of the lock cylinder (100) is axially provided with a strip-shaped groove (101), multiple notches (102) penetrating the strip-shaped grooves (101) are radially provided at intervals on the lock cylinder (100), a scissor-shaped snap-fastener (200) is provided in each notch (102), the scissor-shaped snap-fasteners (200) are composed of two flush snap-brackets (201), the two snap-brackets (201) are respectively provided with snap-legs (204) extending into two sides of a lock hole, and a spring or elastic piece (203) is provided between the two snap-brackets (201). When a key is inserted, key teeth make the two snap-legs (204) of the corresponding scissor-shaped snap-fastener (200) open or close, thereby making the spring or elastic piece (203) change shape and make an upper end opening of the two snap-brackets (201) engage with the strip-shaped grooves (101), the drive barrel (400) is provided with strip-shaped holes (401) fitting with the strip-shaped grooves (101), the casing (500) is provided with accommodating grooves (502) fitting with the strip-shaped holes (401), and one drive strip (300) is elastically provided in an accommodating groove (501) and a strip-shaped hole (401).The lock core has the advantages of being capable of preventing forced unlocking and damaging unlocking.
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Inventors:
WEI ZUXU (CN)
Application Number:
PCT/CN2017/090406
Publication Date:
December 27, 2018
Filing Date:
June 27, 2017
Export Citation:
Assignee:
WEI ZUXU (CN)
International Classes:
E05B29/10
Foreign References:
| CN201661131U | 2010-12-01 | |||
| CN203430199U | 2014-02-12 | |||
| CN204126392U | 2015-01-28 | |||
| CN204163492U | 2015-02-18 | |||
| JP2007277921A | 2007-10-25 | |||
| CN206903394U | 2018-01-19 |
Attorney, Agent or Firm:
SHUO FA INTELLECTUAL PROPERTY AGENT FIRM SHEN ZHEN(GENERAL PARTNER) (CN)
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