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CN201850855U - 异型珠空转锁头 - Google Patents

异型珠空转锁头 Download PDF

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Publication number
CN201850855U
CN201850855U CN2010202202221U CN201020220222U CN201850855U CN 201850855 U CN201850855 U CN 201850855U CN 2010202202221 U CN2010202202221 U CN 2010202202221U CN 201020220222 U CN201020220222 U CN 201020220222U CN 201850855 U CN201850855 U CN 201850855U
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special
shaped ball
slot
lock cylinder
idling
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陈武
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Abstract

本实用新型公开了一种异型珠空转锁头,它由壳体,内锁芯和外锁芯等构成,内锁芯套在外锁芯内,在内锁芯纵向开有异型珠槽,异型珠槽放入一个异型珠和一根弹簧,异型珠的外边上开有凹缺,对应于凹缺处在内锁芯开有副弹子槽,内置副弹子,在外锁芯对应于副弹子槽开有离合销槽,内置离合销,壳体内对应于离合销槽处开有锁定槽,内置弹簧和弹子。本实用新型在闭锁时处于空转状态,当异物或开锁工具插入可以任意转动内锁芯,但不能开锁,该锁能有效的防御强力开锁、技术开锁,防盗性很高。

Description

异型珠空转锁头 
技术领域:
本实用新型涉及一种锁,更具体的说,它涉及一种锁头。 
背景技术:
现有的弹子锁头多数由壳体、套在壳体内可以转动的锁芯及其弹子等构成,在壳体与锁芯沿轴向对应的开有若干个弹子孔,每个弹子孔放入一根弹簧,一颗壳体弹子,一颗锁芯弹子。闭锁时,壳体弹子不同程度的插入锁芯卡在壳体与锁芯之间阻止锁芯转动。该结构的锁当锁芯被特制的工具插入匙孔作强力扭转时阻止锁芯转动的弹子会被扭断,使该锁失去防盗功能。 
发明内容:
本实用新型的目的是提供一种能克服现有技术中所存在的缺陷的异型珠空转锁头,它的锁芯在闭锁时处于空转状态,插入开锁工具或其他物件,可以转动锁芯,但不能开锁,该锁能有效的防御强力开锁、技术开锁等非正常开锁,防盗性非常好。 
本实用新型是通过如下技术方案来实现的:它由壳体、外锁芯、内锁芯、异型珠构成,内锁芯套在外锁芯内,外锁芯为开锁主体,在内锁芯开有若干个异型珠槽,每个异型珠槽放入一个异型珠和一根弹簧,每个异型珠设有凸块其外边上开有凹缺,对应于凹缺处在内锁芯开有副弹子槽,内置副弹子,在外锁芯对应于副弹子槽开有离合销槽,内置离合销,在壳体内对应于离合销槽处开有锁定槽,锁定槽内开有弹子孔,里面装有弹簧,和弹子。 
本实用新型在闭锁时处于空转状态,当异物或开锁工具插入可以任意转动锁芯,但不能开锁,所以该锁能有效的防御强力开锁、技术开锁等非正常开锁,防盗性很高。 
附图说明:
图1是本实用新型实施例闭锁状态的横截面剖视图; 
图2是本实用新型实施例开锁状态的横截面剖视图; 
图3是图1的A-A剖视图。 
具体实施方式:
图1-3是本实用新型的实施例,由壳体1、外锁芯2、内锁芯3、异型珠5等构成。所述内锁芯3套在外锁芯2内,外锁芯2为开锁主体,在内锁芯3开有若干个异型珠槽4,每个异型珠槽4放入一个异型珠5和一根弹簧7,每个异型珠5设有凸块17,异型珠5的外边上开有凹缺8,对应于凹缺8处,在内锁芯3开有副弹子槽9,内置副弹子10,在外锁芯2对应于副弹子槽9处开有离合销槽11,内置离合销12,在壳体1内对应于离合销槽11处开有锁定槽13,锁定槽13内开有一至若干个弹子孔14,里面装有弹簧16,和弹子15。 
如图2所示,开锁时,钥匙20插入,在牙花21的推动下,异型珠5移动,所有异型珠5的凹缺8全部对正副弹子10,在回位弹簧16的作用下,副弹子10、离合销12、回位弹子15一起向里移动,副弹子10的内端19落入凹缺8中,离合销12的内端插入内锁芯3,卡在内锁芯3和外锁芯2之间,使内锁芯3和外锁芯2连为一体,其外端则退出锁定槽13,扭动钥匙20就可以开锁。闭锁时,拔出钥匙20,异型珠5在弹簧7的作用下移动,其凹缺8偏离副弹子10,顶迫副弹子10向外移动,副弹子10推动离合销12,使离合销12的内端退出内锁芯3,内锁芯3处于空转状态,同时离合销12的外端插入锁定槽13,卡在壳体1与外锁芯2之间,使外锁芯2不能转动,形成锁定状态,此时,内锁芯3处于空转状态,当异物或开锁工具插入,可以转动内锁芯3,但不能开锁。 

Claims (1)

1.异型珠空转锁头,由壳体(1)、外锁芯(2)、内锁芯(3)、异型珠(5)构成,其特征在于:内锁芯(3)套在外锁芯(2)内,外锁芯(2)为开锁主体,在内锁芯(3)开有若干个异型珠槽(4),每个异型珠槽(4)放入一个异型珠(5)和一根弹簧(7),每个异型珠(5)设有凸块(17),其外边上开有凹缺(8),对应于凹缺(8)处,在内锁芯(3)开有副弹子槽(9),内置副弹子(10),在外锁芯(2)对应于副弹子槽(9)处开有离合销槽(11),内置离合销(12),在壳体(1)内对应于离合销槽(11)处开有锁定槽(13),锁定槽(13)内开有一至若干个弹子孔(14),里面装有弹簧(16),和弹子(15)。 
CN2010202202221U 2010-06-08 2010-06-08 异型珠空转锁头 Expired - Fee Related CN201850855U (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106721921A (zh) * 2016-12-07 2017-05-31 重庆市永川区松既调味品有限责任公司 一种高压蒸煮机的密封装置
CN117684823A (zh) * 2023-12-21 2024-03-12 无锡科技职业学院 一种定珠锁锁芯

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106721921A (zh) * 2016-12-07 2017-05-31 重庆市永川区松既调味品有限责任公司 一种高压蒸煮机的密封装置
CN106721921B (zh) * 2016-12-07 2019-11-05 重庆市永川区松既调味品有限责任公司 一种高压蒸煮机的密封装置
CN117684823A (zh) * 2023-12-21 2024-03-12 无锡科技职业学院 一种定珠锁锁芯

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Granted publication date: 20110601

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