CN2352615Y - 自动封孔保险锁 - Google Patents

自动封孔保险锁 Download PDF

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Publication number
CN2352615Y
CN2352615Y CN 98202699 CN98202699U CN2352615Y CN 2352615 Y CN2352615 Y CN 2352615Y CN 98202699 CN98202699 CN 98202699 CN 98202699 U CN98202699 U CN 98202699U CN 2352615 Y CN2352615 Y CN 2352615Y
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Prior art keywords
lock
magnetic pin
cylinder
key
keyhole
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Expired - Fee Related
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CN 98202699
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薛生荣
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Beilong Yinhe Science and Technology Development Co., Ltd., Beijing
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薛生荣
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Abstract

本实用新型公开了自动封孔保险锁。它采用钥匙孔内自动封闭机构,锁壳上设置磁性柱销的技术方案,利用N、S极置换排列组合成不同的密码符号,因而每把锁的密码重复率极低。另外,封闭钥匙孔实现了自动化,本锁操作简单,不须记忆密码,解决了钥匙孔内堵塞异物的现象发生,因而增强了该锁头的自身保险性能。

Description

自动封孔保险锁
本实用新型属于锁具技术领域,具体涉及一种对现有密码锁开启结构与钥匙孔内的技术改进。
现有的机械式密码锁的保险功能,多数是由一套数字对号盘和一把外插式钥匙来控制,这种结构的保险锁从使用效果上分析,至少存在二方面缺陷:其一是必须牢记密码,开启中至少密码盘正反转两次以上,上锁时又得打乱密码,因而程序烦琐。其二是钥匙孔内弹子裸露,容易被万能钥匙开锁或往锁孔堵塞异物,使得钥匙无法插入,导致全套锁具报废。
本实用新型的目的在于提供一种自动封孔保险锁,旨在杜绝万能钩针钥匙开锁或往锁孔内堵塞异物的现象发生,从而增强了安全可靠性。
为实现上述目的,本实用新型的技术方案是:在锁体前端增设了一个自动化封闭钥匙孔缸栓,钥匙孔内与封孔缸栓之间设置了自动化装置,锁壳上设置若干个磁性柱销,每个磁性柱销的底部均安置一个推力弹簧,每个磁性柱销能沿N、S极直线滑动,通过磁性柱销的N、S极置换排列,能组合出磁性柱销端面极性相同或不同的密码符号,再配以与锁头上磁性柱销数量相同的钥匙,钥匙上的磁性柱销与锁头内的密码符号相对应,极性相反。
下面结合附图对本实用新型的技术方案进一步描述:
图1—锁头结构剖视图
图2—钥匙结构示意图
本实用新型自动封孔保险锁,包括锁头与钥匙两部分,图1示出锁头结构剖视图:锁壳(1)为空心圆柱体,在其内壁圆周开有若干盲孔,每个盲孔中安置一个推力弹簧(2)和磁性柱销(3),锁芯(4)套装在锁壳(1)内,在锁体前端钥匙孔(5)内,设置着自动缸栓(6)堵封钥匙孔,在自动缸栓(6)内套放圈顶簧(7)和磁性柱销(8)及顶珠(9),顶珠(9)撑托着卡珠(10)下半部,卡珠(10)的上半部卡在锁芯(4)上部通孔(11)内,圈顶簧(12)顶着自动缸栓伸缩复位,锁芯尾端的拨杆(13)用插销(14)固定,卡片簧(15)固定锁壳与锁芯;图2示出钥匙结构示意图:钥匙(16)主体呈圆柱体,钥匙圆柱端面套装磁性柱销(17),圆柱面孔内安置磁性柱销(18),钥匙上安置的磁性柱销与锁头内的磁性柱销数量相同,极性相反,磁性柱销通过N、S极置换排列组合成的密码符号,与锁头内的磁性柱销位置一一对应。开锁时,钥匙对准钥匙孔(5),钥匙前端磁性柱销(17)吸自动缸栓(6)内的磁性柱销(8)顶着圈顶簧(7)回缩,卡珠(10)下落,第一套密码打开,钥匙顶着自动缸栓后退到位后,锁壳上的磁性柱销(3)回缩,用力一拧钥匙,锁芯转动,此为开启状态。关锁时,拔出钥匙,锁壳上的磁性柱销(3)在推力弹簧(2)作用力下被推进锁芯(4)表面孔窝内,控制锁芯转动,自动缸栓(6)在圈顶簧(12)作用力下复位,锁死钥匙孔。
本实用新型的优点:采用自动缸栓封闭钥匙孔,锁壳与锁芯内设有二套密码,因而每把锁的密码重复率极低,尤其锁头前端增设的自动封闭钥匙孔装置,彻底杜绝了往锁孔内堵塞异物,本锁开锁快,不记忆密码,具有密码锁功能。

Claims (1)

  1. 一种自动封孔保险锁,包括锁头与钥匙两部分,其特征在于:锁壳(1)为空心圆柱体,其内壁圆周的若干个盲孔中均安置一个推力弹簧(2)和磁性柱销(3),锁芯(4)套装在锁壳(1)内,锁体前端钥匙孔(5)内设置着自动缸栓(6),自动缸栓(6)内安有圈顶簧(7)和磁性柱销(8)及顶珠(9),卡珠(10)上半部在锁芯(4)上部的通孔(11)内,下半部在自动缸栓(6)内,自动缸栓(6)尾部有圈顶簧(12),锁芯(4)尾端设置有拨杆(13)和插销(14),锁壳(1)和锁芯(4)末端设有卡片簧(15);钥匙(16)主体呈圆柱体,钥匙圆柱端面套装磁性柱销(17),圆柱面孔内安置磁性柱销(18),磁性柱销(18)与锁壳(1)内的磁性柱销数量相同,其位置一一对应,极性相反。
CN 98202699 1998-04-01 1998-04-01 自动封孔保险锁 Expired - Fee Related CN2352615Y (zh)

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CN 98202699 CN2352615Y (zh) 1998-04-01 1998-04-01 自动封孔保险锁

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CN 98202699 CN2352615Y (zh) 1998-04-01 1998-04-01 自动封孔保险锁

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CN2352615Y true CN2352615Y (zh) 1999-12-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103938931A (zh) * 2014-03-22 2014-07-23 栗新 一种磁编码自由单子式锁芯结构

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103938931A (zh) * 2014-03-22 2014-07-23 栗新 一种磁编码自由单子式锁芯结构
WO2015143922A1 (zh) * 2014-03-22 2015-10-01 栗新 一种磁编码自由单子式锁芯结构
CN103938931B (zh) * 2014-03-22 2016-09-28 栗新 一种磁编码自由单子式锁芯结构
US9790712B2 (en) 2014-03-22 2017-10-17 Xin Li Magnetic coding free pin type lock cylinder structure

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