CN202227792U - 密码弹子锁锁芯 - Google Patents

密码弹子锁锁芯 Download PDF

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CN202227792U
CN202227792U CN2011201073730U CN201120107373U CN202227792U CN 202227792 U CN202227792 U CN 202227792U CN 2011201073730 U CN2011201073730 U CN 2011201073730U CN 201120107373 U CN201120107373 U CN 201120107373U CN 202227792 U CN202227792 U CN 202227792U
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康继华
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Abstract

密码弹子锁锁芯,是在弹子锁锁芯上增加密码控制机构,密码控制机构由带缺口的密码拨盘(4)和控制锁芯内圈(2)在锁芯内转动的销(3)组成,其特征在于:锁芯外圈(1)上装有一个以上,含一个带密码标示的拨盘(4),密码拨盘(4)通过转动本身缺口的位置,控制在锁芯销孔中上下移动的销(3),销(3)通过上下移动控制锁芯中内圈(2)的卡住和放开,实现锁的密码控制。

Description

密码弹子锁锁芯
所属技术领域:本实用新型所属的技术领域为锁业领域。 
背景技术:弹子锁锁芯是由弹子和专配的钥匙,实现锁的安全目的,由于弹子外露在钥匙孔内,存在用其它工具拨动弹子打开锁的不足。 
实用新型的内容:本实用新型是在弹子锁锁芯上增加内置的密码控制机构,实现密码和钥匙双重控制锁的开启,研制的目的是进一步提高锁的安全性。 
技术方案:本实用新型是在弹子锁锁芯上增加由带缺口的圆形密码拨盘、销组成密码控制机构,用密码控制拨盘缺口的位置,由拨盘缺口位置控制销的上下移动,由销的上下移动控制锁芯内圈的卡住和放开,实现密码和钥匙双重控制锁的开启。 
本实用新型的有益效果是:密码控制机构中,控制锁打开的销完全内置,从外部无法拨动,由于弹子锁本身须专用钥匙才可打开,在无钥匙时,密码不易被破解。 
附图说明:图1、图2、图3是密码控制机构锁止状态图,图2是密码弹子锁锁芯纵向半剖视图,图3是图2的A-A截面全剖视图,图1是图2的局部放大图; 
图4、图5、图6是密码控制机构打开状态图,图5是密码弹子锁锁芯纵向半剖视图,图6是图5的A-A截面全剖视图,图4是图5的局部放大图; 
图中件号相同,1.锁芯外圈,2.锁芯内圈,3.销,4.密码拨盘。 
具体实施方案:本实用新型的目的是这样实现的:参见说明书附图,在弹子锁锁芯上增加一个以上销孔,含一个销孔,销孔的深度贯穿锁芯外圈(1),深入到锁芯内圈(2)中,在销孔中装入可上下移动的销(3),销(3)的两端呈斜面形,当销(3)下移到最低位置,销(3)的上端与锁芯外表面平齐,销(3)的下端深入到锁芯内圈(2)中,在锁芯外表面、销(3)的上顶端装有密码拨盘(4),密码拨盘(4)的内边开有能让销(3)升起的缺口,拨盘上标有与缺口对应的密码标示,在缺口正对销(3)顶端位置,转动密码拨盘(4),当拨盘缺口离开销(3)顶端时,销(3)销头斜面在拨盘缺口的作用下下移,使锁芯内圈(2)被卡住,见图2,此时锁芯内圈(2)不可转动,锁不能打开;当转动密码拨盘(4),使拨盘缺口对准销(3)顶端时,用锁钥匙转动锁芯内圈(2),销(3)下端销头斜面在内圈(2)的作用下上升,离开锁芯内圈(2),销(3)上端上升至密码拨盘(4)缺口内,见图5,此时便可转动锁芯内圈,锁能打开,实现了密码、钥匙双重控制功能。 

Claims (1)

1.密码弹子锁锁芯,是在弹子锁锁芯上增加密码控制机构,密码控制机构由带缺口的密码拨盘(4)和控制锁芯内圈(2)在锁芯内转动的销(3)组成,主要技术特征为:锁芯上装有一个以上,含一个带密码标示的拨盘(4),拨盘(4)通过本身缺口控制锁芯中上下移动的销(3),销(3)通过上下移动控制锁芯中内圈(2)的卡住和放开,实现锁的密码控制。 
CN2011201073730U 2011-04-05 2011-04-05 密码弹子锁锁芯 Expired - Fee Related CN202227792U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112177438A (zh) * 2020-08-17 2021-01-05 彭云 一种多级机械密码锁及其防护装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112177438A (zh) * 2020-08-17 2021-01-05 彭云 一种多级机械密码锁及其防护装置
CN112177438B (zh) * 2020-08-17 2021-11-02 浦江亚环锁业有限公司 一种多级机械密码锁及其防护装置

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Granted publication date: 20120523

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