CN2321906Y - 车用防盗锁 - Google Patents

车用防盗锁 Download PDF

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CN2321906Y
CN2321906Y CN 98233694 CN98233694U CN2321906Y CN 2321906 Y CN2321906 Y CN 2321906Y CN 98233694 CN98233694 CN 98233694 CN 98233694 U CN98233694 U CN 98233694U CN 2321906 Y CN2321906 Y CN 2321906Y
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lock
tapered end
vehicle
sleeve
locking bolt
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谭仲良
梁锦新
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Abstract

本实用新型涉及一种车用防盗锁,主要适用于自行车、摩托车和三轮车。它包括U形锁架和直杆锁栓,U形锁架的一端头固有闭锁定位的锁栓套筒,另一端铰接连接卡件及锁头套筒,锁头总成与直杆锁栓连成一体,可绕铰接销转动,也可在两套筒之间轴向滑动。本产品具有结构简单,防盗性强,可单手开闭,操作十分方便。

Description

车用防盗锁
本实用新型涉及一种车用防盗锁,主要适用于自行车、摩托车和三轮车。
现有的车用防盗锁品种繁多、结构各异。如中国专利91210321号公开的“一种穿销式防撬车锁”,它由带销式锁体的支架和其做相对位移的带有穿销孔的支架、连接两支架的螺栓、弹簧、固定夹板、手柄以及防雨罩组成。它结构较复杂,防盗性能不理想。又如中国专利94308534.9号公开的“自行车防盗锁”,其锁头与锁栓分设U型锁架两边,使用不方便,防撬性较差。
本实用新型的目的旨在提供一种结构合理、使用方便的车用防盗锁,以克服现有技术的不足。
按此目的设计的车用防盗锁,包括U型锁架和直杆锁栓,U形锁架的一端头固有闭锁定位的锁栓套筒,其结构特点是U形锁架的另一端铰接连接卡件及锁头套筒,锁头总成与直杆锁栓由同时起开锁和闭锁限位的销柱连成一体,开锁后可绕铰接销转动,开闭锁时可在锁栓套筒和锁头套筒内轴向滑动。
本实用新型相比现有技术具有结构简单、性能可靠,可单手开闭锁,操作十分方便。
附图1为本实用新型一实施例结构示意图。
图2为图1的右视图。
图3为图2中A-A剖视图。
图4为图1开锁定位状态结构示意图。
参见附图,U型锁架2的一端头固有闭锁定位的锁栓套筒3,另一端用铰接销6铰接连接卡件5及锁头套筒7,锁头8总成与直杆锁栓4由销柱11连成一体。连接卡件5与锁头套筒7之间设有开锁后锁头总成定位用U形簧片12。锁头套筒7外端缩口并做成均布六槽形,锁头8外表做成相应的槽形,使之开闭锁时轴向滑动配合。锁头套筒7的六槽形中,其中对称两槽为长槽10,另四槽为短槽9,且长槽比短槽长一个锁栓4开闭锁行程,使用时,与锁柱11配合,长槽作闭锁定位,短槽作开锁限位。
闭锁时,手拿钥匙向U型锁架开口方向拨动约90°,推动锁头8使直杆锁栓4插入锁栓套筒3至限位,此时,销柱11已超越锁头套筒7的两条长槽10,旋转钥匙约60°,销柱11摆在两条长槽位置上,拨出钥匙,闭锁过程完成。开锁时,插入钥匙反向旋转约60°,在锁栓弹簧13的作用下,锁栓自动退出,将锁头8总成向外拨动约90°,在U型簧片12作用下,锁头总成定位如图4状,完成开锁。
U型锁架2中部压制成扁平状,设置中心安装孔1,使之更结实。

Claims (5)

1.一种适合于自行车、摩托车和三轮车的车用防盗锁,包括U形锁架(2)和直杆锁栓(4),U形锁架的一端头固有闭锁定位的锁栓套筒(3),其特征是U形锁架的另一端铰接连接卡件(5)及锁头套筒(7),锁头(8)总成与直杆锁栓由同时起开锁和闭锁限位的销柱(11)连成一体,可绕铰接销(6)转动,也可在锁栓套筒(3)和锁头套筒(7)内轴向滑动。
2.如权利要求1所述的车用防盗锁,其特征在于:连接卡件(5)及锁头套筒(7)之间设有开锁后锁头总成定位用U形簧片(12)。
3.如权利要求1所述的车用防盗锁,其特征在于:锁头套筒(7)外端缩口并做成均布槽形,锁头(8)外表做成相应的槽形,使之滑动配合。
4.如权利要求1或3所述的车用防盗锁,其特征在于:锁头套筒(7)的槽形设有长短两种,长槽(10)比短槽(9)长一个锁栓(4)开闭锁行程,与锁柱(11)配合,长槽为闭锁定位,短槽为开锁限位。
5.如权利要求1所述的车用防盗锁,其特征在于:U形锁架(2)中部压制成扁平状,设置中心安装孔(1)。
CN 98233694 1998-02-20 1998-02-20 车用防盗锁 Expired - Fee Related CN2321906Y (zh)

Priority Applications (1)

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CN 98233694 CN2321906Y (zh) 1998-02-20 1998-02-20 车用防盗锁

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CN 98233694 CN2321906Y (zh) 1998-02-20 1998-02-20 车用防盗锁

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CN 98233694 Expired - Fee Related CN2321906Y (zh) 1998-02-20 1998-02-20 车用防盗锁

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101037911B (zh) * 2006-12-21 2011-05-04 罗士中 镣铐式锁具
CN109763722A (zh) * 2017-11-09 2019-05-17 比亚迪股份有限公司 锁及自行车

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101037911B (zh) * 2006-12-21 2011-05-04 罗士中 镣铐式锁具
CN109763722A (zh) * 2017-11-09 2019-05-17 比亚迪股份有限公司 锁及自行车
CN109763722B (zh) * 2017-11-09 2020-07-10 比亚迪股份有限公司 锁及自行车

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