CN203217689U - 一种报警电路 - Google Patents

一种报警电路 Download PDF

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Publication number
CN203217689U
CN203217689U CN 201320152287 CN201320152287U CN203217689U CN 203217689 U CN203217689 U CN 203217689U CN 201320152287 CN201320152287 CN 201320152287 CN 201320152287 U CN201320152287 U CN 201320152287U CN 203217689 U CN203217689 U CN 203217689U
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pin
node
capacitor
utility
model
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Expired - Fee Related
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CN 201320152287
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English (en)
Inventor
朱春花
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NANTONG YIYUE WEAVING Co Ltd
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NANTONG YIYUE WEAVING Co Ltd
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Priority to CN 201320152287 priority Critical patent/CN203217689U/zh
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Abstract

本实用新型公开了一种报警电路，包括555定时器IC1，所述IC1的6脚与8脚之间设有电阻R1和可变电阻Rp，所述IC1的8脚与4脚之间设有电阻R2和R3，所述IC1的6脚与1脚之间还设有电容C1，所述IC1的3脚连接有发光二极管VD1、电阻R4、电容C3和扬声器，所述IC1的4脚与1脚之间还设有节点A和节点B，所述节点A和节点B之间设有导线，当导线被人或动物碰断时扬声器发出报警声，同时发光二极管发光。本实用新型结构简单，设计合理，制作成本低且使用方便。

Description

一种报警电路
技术领域
本实用新型涉及一种报警电路，具体涉及一种断线式报警电路。
背景技术
现有技术中的报警电路普遍采用红外线等传感器进行装备，但是这就使得这样的报警电路普遍存在制造成本较高。
发明内容
实用新型目的：本实用新型的目的是为了解决现有技术中的不足，提供一种制作成本低、使用方便的报警电路。
技术方案：本实用新型所述的一种报警电路，包括555定时器IC1，所述IC1的6脚与8脚之间设有电阻R1和可变电阻Rp,所述IC1的8脚与4脚之间设有电阻R2和R3，所述IC1的6脚与1脚之间还设有电容C1，所述IC1的3脚连接有发光二极管VD1、电阻R4、电容C3和扬声器，所述IC1的4脚与1脚之间还设有节点A和节点B，所述节点A和节点B之间设有导线。
有益效果：本实用新型结构简单，设计合理，制作成本低且使用方便。
附图说明
图1为本实用新型的电路结构示意图。
具体实施方式
如图1所示的一种报警电路，包括555定时器IC1，IC1的6脚与8脚之间设有电阻R1和可变电阻Rp,IC1的8脚与4脚之间设有电阻R2和R3，IC1的6脚与1脚之间还设有电容C1，IC1的3脚连接有发光二极管VD1、电阻R4、电容C3和扬声器，IC1的4脚与1脚之间还设有节点A和节点B，节点A和节点B之间设有导线。
将本电路中节点A和节点B之间设有导线设在需要警备的地点，当导线被人或动物碰断时，电路呗触发扬声器发出报警声，同时发光二极管发光。

Claims (1)

1.一种报警电路，其特征在于：包括555定时器IC1，所述IC1的6脚与8脚之间设有电阻R1和可变电阻Rp,所述IC1的8脚与4脚之间设有电阻R2和R3，所述IC1的6脚与1脚之间还设有电容C1，所述IC1的3脚连接有发光二极管VD1、电阻R4、电容C3和扬声器，所述IC1的4脚与1脚之间还设有节点A和节点B，所述节点A和节点B之间设有导线。
CN 201320152287 2013-03-30 2013-03-30 一种报警电路 Expired - Fee Related CN203217689U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320152287 CN203217689U (zh) 2013-03-30 2013-03-30 一种报警电路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320152287 CN203217689U (zh) 2013-03-30 2013-03-30 一种报警电路

Publications (1)

Publication Number Publication Date
CN203217689U true CN203217689U (zh) 2013-09-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320152287 Expired - Fee Related CN203217689U (zh) 2013-03-30 2013-03-30 一种报警电路

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CN (1) CN203217689U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104616413A (zh) * 2015-03-01 2015-05-13 周芸 断线式多用途告警器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104616413A (zh) * 2015-03-01 2015-05-13 周芸 断线式多用途告警器

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Granted publication date: 20130925

Termination date: 20140330