CN2136174Y - 机动车油控密码防盗锁 - Google Patents

机动车油控密码防盗锁 Download PDF

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Publication number
CN2136174Y
CN2136174Y CN 92203589 CN92203589U CN2136174Y CN 2136174 Y CN2136174 Y CN 2136174Y CN 92203589 CN92203589 CN 92203589 CN 92203589 U CN92203589 U CN 92203589U CN 2136174 Y CN2136174 Y CN 2136174Y
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control
circuit
oil path
theft lock
theft
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Expired - Fee Related
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CN 92203589
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赵波
刘唯实
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Individual
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Abstract

本实用新型提供了一种机动车辆油路进行密码 控制的防盗锁。在控制电子电路中,把键盘输出编码 到可编程逻辑电路,与该电路内贮数码进行比较后, 输出调制脉冲信号到油路控制,控制油路的通和断。 本装置可由用户自行设置,以控制油路为主,具有结 构简单、防盗性能好等优点。

Description

本实用新型涉及一种机动车辆油路进行密码控制的防盗装置,特别适用于电子电路控制的车辆防盗锁。
现有技术中的防盗锁控制电路,即通过电子电路控制汽车的点火系统,进行防盗。但汽车电器只要不通过控制部份,直接搭火,即从电瓶引电源点火,照样能盗走汽车,故安全度不高。美国发明了先进的防盗系统,由一套防盗电子系统中心监视台及装在每辆车里的鉴测器组成,每辆装有鉴测器的车均在总台鉴测下,安全度较高,但整套系统复杂、价格昂贵。
本实用新型的目的在于提供一种不能直接搭火盗走车辆,结构简单、安全可靠的机动车辆油路密码控制的防盗锁。
本实用新型在控制电路中,由键盘置数输出到可编程逻辑电路,与可编程逻辑电路内部的数码存贮器的预置数码进行比较,比较后输出调制脉冲信号到油路控制器。
图1为本实用新型的控制电路图。
图2为本实用新型的油路控制器结构图。
如图1所示,控制电路包括密码集成电路、油路控制电路和报警电路三部份。密码集成电路IC1是一块MOS型可编程逻辑大规模集成电路,型号为LS16V8,其5、6、7、8、9、10、11脚构成输入矩阵,连接键盘;3脚接地,9脚接电源;1、18脚振荡器外接该振荡回路f=2000Hz;13脚密码设置控制开关,12脚输入数码采集开关,14脚蜂鸣器输出,17脚是键盘正确输入码时控制输出用于控制电路;15脚是当键盘输入误码时输出一个控制报警脉冲到报警电路。当输入正确密码时,按K键则芯片内数码比较器对输入数码逐一比较,当比较正确时,由17脚输出调制脉冲信号到R5、R6、T1组成的信号放大器,再经IC2控制电磁铁,衔铁吸合油路控制器开通汽车便可行驶。C4、C6为抗干扰,R10、C7是控制触发灵敏度调节元件,D10为导向二极管,D11为保护三极管。IC1集成电路15脚输出,经R7、R8、T2放大电路送往报警电路。当键盘输入错误码时,由密码电位15脚输出一个报警控制脉冲经T2放大驱动IC2,使IC2输出高电平值进行报警,这时油路控制器没有控制讯号故关闭汽车不能启动行驶。图2中,油路控制器是一体化装置,机械部份相当一个电磁阀,其线圈与控制电路做为一体,由信号放大器及驱动油控制电磁铁组成。阀芯1及阀芯总座2在压簧3的作用下关闭阀口,油路关闭油不能从入口流进。当线圈4有电流通过时产生磁场,使阀总座2带动阀芯1向上运动,阀口打开,液体可从入口流至出口。
本实用新型与现有技术相比具有结构简单、安全可靠、防盗效果好等优点。

Claims (3)

1、一种机动车油控密码防盗锁,由控制电路、点火系统及报警装置等组成,其特征在于控制电路中键盘输出编码至可编程逻辑电路并与其内贮数码比较后,输出调制脉冲信号连接到油路控制器。
2、根据权利要求1所述的方盗锁,其特征在于可编程逻辑电路采用LS16V8,其15脚输出到报警电路。
3、根据权利要求1所述的防盗锁,其特征在于油路控制器将电磁阀线圈与其控制电路做为一体。
CN 92203589 1992-02-28 1992-02-28 机动车油控密码防盗锁 Expired - Fee Related CN2136174Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92203589 CN2136174Y (zh) 1992-02-28 1992-02-28 机动车油控密码防盗锁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92203589 CN2136174Y (zh) 1992-02-28 1992-02-28 机动车油控密码防盗锁

Publications (1)

Publication Number Publication Date
CN2136174Y true CN2136174Y (zh) 1993-06-16

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CN 92203589 Expired - Fee Related CN2136174Y (zh) 1992-02-28 1992-02-28 机动车油控密码防盗锁

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CN (1) CN2136174Y (zh)

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