CN201527479U

CN201527479U - Real-time monitoring early-warning device of seismic oscillation strength

Info

Publication number: CN201527479U
Application number: CN200920146319XU
Authority: CN
Inventors: 吕桂林; 武金涛; 吕瑞瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-17
Filing date: 2009-03-17
Publication date: 2010-07-14
Anticipated expiration: 2019-03-17

Abstract

The utility model relates to a real-time monitoring early-warning device capable of automatically acquiring, analyzing and judging seismic oscillation strength, which is integrally designed by a three-component acceleration sensor, a microcontroller, a liquid crystal display, an alarm module and computer data communication RS-23. The real-time monitoring early-warning device adopts a single chip microcomputer as core hardware, fully plays powerful functions of the microcontroller, uses single board computer solid state software to realize the logic control of the system, adopts RAM as storing medium of data, and uses a PC to complete setting of a trigger value. The sensor acquires signals and sends the signals into the single chip microcomputer to realize A/D conversion, D/A analog-to-digital conversion, data storage, communication and the calculation, filtering, analysis and judgment of alarm information. The real-time seismic waveform liquid crystal display displays, analyzes and calculates the liquid crystal display of the maximum acceleration value in three directions, displays the calculated results of seismic strength, and controls and realizes acousto-optic alarm information, voice electronic books, accurate clock and temperature by the single chip microcomputer.

Description

The real-time monitoring and warning meter of Earthquake Intensity

Affiliated technical field

The utility model relates to the real-time monitoring and warning device of a kind of Earthquake Intensity.Especially can three-component (north and south, thing, vertical) monitor demonstration in real time to vibration information, intelligently gather vibration information, filtering, analysis, judgement acceleration magnitude by programmed control, when vibrations reach the seismic acceleration that presets, can report to the police simultaneously by acousto-optic.

Background technology

At present, known earthquake early-warning device is made up of mechanical activator or unidirectional (vertically to) electromagnetic sensor, controller, alarm module, light.When after the earthquake, mechanical activator or unidirectional transducer detect primary seismic wave (P ripple) triggering acousto-optic and report to the police simultaneously.General precaution device warning sensitivity adopts mechanical adjustment or is regulated by variable resistor, there is not digital concept, vibrations are triggered frequency can not carry out effective filtering, cause false triggering easily, report by mistake, fail to report, the problem that has smaller tremors or small earthquake false alarm, and function singleness, the present situation that practicality is not strong.

Summary of the invention

Adopt unidirectional transducer in order to overcome existing earthquake early-warning device, warning sensitivity is regulated with mechanical adjustment or by variable resistor, the notion that does not have numeral, can not carry out effective filtering to vibration frequency, cause false triggering easily, report by mistake, fail to report, the problem that has smaller tremors or small earthquake false alarm, and function singleness, the deficiency that practicality is not strong.

The utility model provides a kind of Earthquake Intensity real-time monitoring and warning meter, this early warning meter adopts The present computer technology and integrated circuit digital technology, three-component acceleration transducer, microcontroller, LCDs, alarm module integrated design, give full play to the power of microcontroller (single card microcomputer), program curing in single card microcomputer.After three-component acceleration transducer detects (north and south, thing, vertical) vibration information, automatically gather by programmed control, the analog quantity vibration information of gathering is sent into single card microcomputer be converted to numeral, carry out filtering, analysis again, judge its acceleration magnitude, when vibrations reach the seismic acceleration threshold value that presets, can report to the police simultaneously by acousto-optic.The physical quantity of monitoring is a seismic acceleration in real time, and trigger sensitivity can be provided with arbitrarily according to the needs that trigger accekeration with the accekeration setting, and precision is very high.Trigger frequency and carry out effective filtering, prevent that other high-frequency vibration from causing false triggering with digital technology.Increased LCDs, intuitive display is seen earthquake motion acceleration waveform in real time.Increased earthquake and calculated north and south, thing, vertical three direction maximum acceleration of earthquake values and liquid crystal display demonstration after 30 seconds, increased the calculating earthquake newly and shown with reference to earthquake intensity and liquid crystal display.Increased the earthquake daily record newly, can store date, the time of each warning, three direction maximum acceleration value, earthquake with reference to earthquake intensity, so that consult.Increased e-book newly with universal earthquake general knowledge.Increased the environment temperature demonstration newly.Electronic calendar, time have been increased newly.Multi-functional and practical characteristics have been realized.

The real-time monitoring and warning meter of Earthquake Intensity, can real-time three-component monitor earthquake, its main components and parts comprise: the solid-state memory of three-component sensor, one-chip computer module, LCD MODULE, power module, alarm module, storage earthquake knowledge e-book, 3 high brightness LEDs and RS-232 interface.Three-component acceleration transducer is gathered the input one-chip computer module after detecting vibration signal, realize D/A and A/D analog to digital conversion, export to LCD MODULE then, one-chip computer module is exported to alarm module and light when shockproofness reaches acceleration rate threshold, three direction maximum acceleration value, earthquakes are exported to LCD MODULE with reference to earthquake intensity by one-chip computer module during earthquake, and built-in calendar, clock, the temperature of single card microcomputer exported to LCD MODULE.

Adopt three axial little power consumption acceleration transducers, micro control system, LCDs, speech electronic book module, alarm module, light, temperature, power module, with Computer Data Communication RS-232 integrated design.Adopting single-chip microcomputer is the hardware of core, realizes analyzing logic control with solidification software, with the storage medium of RAM as data, finishes the setting that triggers accekeration with PC.Sensor acquisition is sent into chip microcontroller A/D conversion D/A conversion, data storing, communication, the calculating of realization warning message, analysis, judgement to signal.Shocking waveshape liquid crystal display in real time, the maximum acceleration value demonstration of calculating, the demonstration of seismic intensity result of calculation, control acousto-optic warning message, speech electronic book, precision clock, temperature are all by Single-chip Controlling and realization.Concrete main components and parts and function are:

1, sensor assembly: sensor is three-component acceleration transducer, and its detection, acquired signal are output as simulating signal, need carry out just carrying out data processing after A/D, the D/A conversion, adopts the A/D module of microcontroller chip inside to realize analog to digital conversion.

2, one-chip computer module: the core controller of product is 32 8-digit microcontrollers.Signal by sensor acquisition is sent into single-chip microcomputer, carries out D/A and A/D conversion, data storing, communication, the calculating of realization warning message, filtering, analysis, judgement.The demonstration, control acousto-optic warning message, precision clock, temperature that triggers in real time demonstration, the seismic intensity result of calculation of liquid crystal display, analysis and the calculating peak accelerator value of waveform is all by Single-chip Controlling and realization.

3, LCD MODULE: adopt the LCDs of 128*64 to finish displaying contents.

4, power module: adopt 3.7V lithium electricity, at ordinary times by the charging of 220V float charger, to guarantee the back 36 hours electricity consumption that has a power failure.

5, alarm module: adopt alert sound.

6, voice: adopt the solid-state memory store electricity philosophical works to play earthquake knowledge.

7, light: adopt 3 high brightness LEDs, can provide illumination during the night earthquake.

8, microcontroller software: native system adopts C language development measurement and control program, and all programs adopt modular design.

The beneficial effects of the utility model are, can real-time three-component monitor earthquake, automatically gather by programmed control, filtering, analyze, judge the oscillatory acceleration size, trigger sensitivity is with the accekeration setting, vibrations are triggered frequency carry out significant figure filtering, energy sound and light alarm when vibrations reach the seismic acceleration threshold value that presets, and liquid crystal display can intuitively demonstrate earthquake motion acceleration waveform, earthquake calculated north and south after 30 seconds, thing, vertical three direction maximum acceleration of earthquake also calculate earthquake with reference to earthquake intensity, show by liquid crystal display, have earthquake and trigger daily record, can consult and show trigger message, play the e-book effect of earthquake knowledge.Also have environment temperature, calendar, time showing.

Description of drawings

Fig. 1, the real-time monitoring and warning meter of the utility model Earthquake Intensity circuit theory diagrams

Fig. 2, liquid crystal display show real-time surveillance map

Fig. 3, liquid crystal display show that three direction maximum acceleration value and earthquake are with reference to earthquake intensity figure

Realize activation threshold value, recorded and stored setting after Fig. 4, the computing machine communication

Three-component acceleration transducer 1 among Fig. 1, microcontroller 2, LCDs 3, power supply input 4, alarm module 5, voice module 6, light output 7, RS-232 serial port 8, Voltage stabilizing module 9.

Embodiment

Three-component acceleration transducer 1 among Fig. 1, integrated built-in signal amplifies automatically, filter function, collection is sent into microcontroller 2 with simulating signal after detecting vibration signal, realizes D/A and A/D analog to digital conversion, data storing, the calculating of realization warning message, analysis, judgement.By liquid crystal display 3, show that the real-time waveform liquid crystal display shows sees Fig. 2.By alarm module 5 and light 7, output realizes sound and light alarm when shockproofness reaches default acceleration rate threshold.After the earthquake, calculate three directions (north-south, East and West direction, vertically to) maximum acceleration value, earthquake, shows and sees Fig. 3 by liquid crystal display 3 with reference to earthquake intensity.By voice module 6, realize the report of earthquake knowledge.By RS-232 serial port 8, set and recording storage with the activation threshold value after computing machine is connected.By microcontroller 2, built-in calendar, clock, thermometer are shown by liquid crystal display 3, realize the demonstration of calendar, clock, temperature.

LCDs 3 among Fig. 2, show real-time shocking waveshape.

LCDs 3 among Fig. 3, show that three-component acceleration maximal value, earthquake are with reference to earthquake intensity.

RS-232 serial port 8 among Fig. 4 after computing machine is connected, is realized activation threshold value setting and recorded and stored setting.

Claims

1. real-time monitoring and warning meter of Earthquake Intensity, the main components and parts that it is characterized in that the early warning meter comprise: three-component acceleration transducer, one-chip computer module, LCD MODULE, power module, alarm module, the solid-state memory of storage earthquake knowledge e-book, 3 high brightness LEDs and RS-232 interface, three-component acceleration transducer is gathered the input one-chip computer module after detecting vibration signal, realize D/A and A/D analog to digital conversion, export to LCD MODULE then, one-chip computer module is exported to alarm module and light when shockproofness reaches acceleration rate threshold, three direction maximum acceleration value during earthquake, earthquake is exported to LCD MODULE with reference to earthquake intensity by one-chip computer module, the calendar that single-chip microcomputer is built-in, clock, temperature is exported to LCD MODULE.