CN206133829U

CN206133829U - Mechanical alarm system that prevents burglary of electron

Info

Publication number: CN206133829U
Application number: CN201620908200.1U
Authority: CN
Inventors: 张艳雪
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-20
Filing date: 2016-08-20
Publication date: 2017-04-26
Anticipated expiration: 2026-08-20

Abstract

The utility model discloses a mechanical alarm system that prevents burglary of electron, including singlechip, FSR sensor, button sensor, outage return circuit alarm device and audio alert module, the FSR sensor is connected with the P0 signal input part mouth of singlechip, the button sensor is connected with the P0 signal input part mouth of singlechip, the outage return circuit alarm device be connected with the P0 signal output part mouth of singlechip, outage return circuit alarm device's output signal terminal mouth is connected with the 4N33 pin, the P0 signal port both way junction of audio alert module and singlechip, the signal output part mouth of audio alert module is connected with the audio alert chip. The utility model discloses an use FSR resistance pressure type sensor and the equipment of button sensor as main collection signal that adopt, send into the treater of core after, carry out the processing of data, through functions such as realization warning such as reporting to the police, prevent that the electric power apparatus is stolen under the permission that does not have the administrator.

Description

A kind of electric mechanical guard against theft and alarm system

Technical field

This utility model is related to guard against theft and alarm system field, specially a kind of electric mechanical guard against theft and alarm system.

Background technology

Being widely used in factory and enterprise for current electric theft-proof system, can realize remote monitoring and operation management, reduce The input of manpower, reduce further the incidence rate of pilferage event, design a kind of electric mechanical guard against theft and alarm system here, enter One step improves burglary-resisting installation, improves accuracy and promptness, meets the use demand of people.

Utility model content

The purpose of this utility model is to provide a kind of electric mechanical guard against theft and alarm system, to solve above-mentioned background technology in The problem of proposition.

For achieving the above object, this utility model provides following technical scheme：A kind of electric mechanical guard against theft and alarm system, bag Include single-chip microcomputer, FSR sensor, key sensor, power-off loop alarm device and voice alarm module, the FSR sensor with The PO signal input ports connection of single-chip microcomputer, the key sensor is connected with the PO signal input ports of single-chip microcomputer, described disconnected Electrical circuit alarm device is connected with the PO signal output ports of single-chip microcomputer, the output signal port of power-off loop alarm device 4N33 pins are connected with, the voice alarm module is bi-directionally connected with the PO signal ports of single-chip microcomputer, the voice alarm module Signal output port be connected with audio alert chip.

Preferably, single-chip microcomputer model stc89c52rc.

Preferably, the single-chip microcomputer is electrically connected with electrical storage device by voltage transformation module.

Preferably, the audio alert chip includes speaker, and the input port of the audio alert chip is connected with the One electric capacity and the second electric capacity.

Compared with prior art, the beneficial effects of the utility model are：The utility model will by voltage transformation module 220v turns after 5v voltages, and directly Single Chip Microcomputer (SCM) system can be powered, and FSR sensor periphery connects the electricity that resistance turns voltage The resistance variations data for being gathered directly can be changed into change in voltage and be directly sent to single-chip microcomputer and processed by road, when object it is straight Connect when being placed on FSR sensor, FSR sensor is input into a high level can to the PO signal input ports of single-chip microcomputer, object from When opening FSR sensor, PO signal input ports can be connected to a low level, and the principle of button sensor is with this conversely, working as thing When body is pressed on key sensor, a low level can be connected in the PO signal input ports of single-chip microcomputer, object leaves button biography PO signal input ports can be connected to a high level when sensor, send into the processor of monolithic microcomputer kernel, carry out the place of data Reason, audio alert chip employs the control mode of simulation serial, during if desired for the content for playing which address, just sends several Individual pulse, which platform equipment of accurately reporting to the police is stolen, if circuit is by cut end, 4N33 pins will be triggered, then by loop institute The battery of band carries out the warning in loop as new power, prevents electric power apparatus stolen under the permission without manager, is adapted to big Scope is promoted.

Description of the drawings

Fig. 1 is this utility model agent structure schematic diagram；

Fig. 2 is this utility model audio alert chip schematic diagram.

In figure：1 single-chip microcomputer, 2 FSR sensors, 3 key sensors, 4 power-off loop alarm devices, 5 voice alarm modules, 6 voice alarm modules, 61 audio alert chips, 62 first electric capacity, 63 second electric capacity, 7 voltage transformation modules, 8 electrical storage devices.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Fig. 1-2 is referred to, this utility model provides a kind of technical scheme：A kind of electric mechanical guard against theft and alarm system, including Single-chip microcomputer 1, FSR sensor 2, key sensor 3, power-off loop alarm device 4 and voice alarm module 5, the model of single-chip microcomputer 1 Stc89c52rc, single-chip microcomputer 1 is electrically connected with electrical storage device 8 by voltage transformation module 7, and voltage transformation module 7 turns 220v After 5v voltages, directly the system of single-chip microcomputer 1 can be powered, FSR sensor 2 connects with the PO signal input ports of single-chip microcomputer 1 Connect, key sensor 3 is connected with the PO signal input ports of single-chip microcomputer 1, power-off loop alarm device 4 is defeated with the signal of single-chip microcomputer 1 Exit port connects, and the output signal port of power-off loop alarm device 4 is connected with 4N33 pins 41, voice alarm module 5 and list The PO signal ports of piece machine 1 are bi-directionally connected, the PO signal output ports connection audio alert chip 6 of voice alarm module 5, voice Alarm chip 6 includes speaker 61, and the input port of audio alert chip 6 is connected with the first electric capacity 62 and the second electric capacity 63, the One electric capacity 62 and the second electric capacity 63 can prevent high frequency from polluting the high frequency spurs shorted to earth in circuit, reduce power input pair The impact of audio alert chip 6, this utility model connects the circuit that resistance turns voltage by the periphery of FSR sensor 2, can be direct The resistance variations data for being gathered are changed into into change in voltage it is directly sent to single-chip microcomputer 1 and processed, passes when object is placed directly in FSR When on sensor 2, FSR sensor 2 can be input into a high level to the PO signal input ports of single-chip microcomputer 1, and object leaves FSR sensings During device 2, PO signal input ports can be connected to a low level, the principle of button sensor 3 and this conversely, when object be pressed in by When on key sensor 3, a low level can be connected in the PO signal input ports of single-chip microcomputer 1, object leaves key sensor 3 When, PO signal input ports can be connected to a high level, send into the processor of the core of single-chip microcomputer 1, carry out the process of data, language Sound alarm chip 6 employs the control mode of simulation serial, during if desired for the content for playing which address, just sends several arteries and veins Punching, which platform equipment of accurately reporting to the police is stolen, if circuit is by cut end, 4N33 pins 41 will be triggered, then by loop institute band Battery the warning in loop is carried out as new power, prevent electric power apparatus stolen under the permission without manager, be adapted to big model Enclose popularization.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of electric mechanical guard against theft and alarm system, including single-chip microcomputer (1), FSR sensor (2), key sensor (3), power-off Loop alarm device (4) and voice alarm module (5), it is characterised in that：The FSR sensor (2) is believed with the P0 of single-chip microcomputer (1) Number input port connection, the key sensor (3) is connected with the P0 signal input ports of single-chip microcomputer (1), the power-off loop Alarm device (4) is connected with the signal output port of single-chip microcomputer (1), the signal output part in power-off loop alarm device (4) Mouth is connected with 4N33 pins (41), and the voice alarm module (5) is bi-directionally connected with the P0 signal ports of single-chip microcomputer (1), described The output signal port of voice alarm module (5) is connected with audio alert chip (6).

2. a kind of electric mechanical guard against theft and alarm system according to claim 1, it is characterised in that：Single-chip microcomputer (1) type Number be stc89c52rc.

3. a kind of electric mechanical guard against theft and alarm system according to claim 1, it is characterised in that：The single-chip microcomputer (1) is led to Overvoltage modular converter (7) is electrically connected with electrical storage device (8).

4. a kind of electric mechanical guard against theft and alarm system according to claim 1, it is characterised in that：The audio alert chip (6) including speaker (61), the input port of the audio alert chip (6) is connected with the first electric capacity (62) and the second electric capacity (63)。