CN201725414U

CN201725414U - Safety alarming device

Info

Publication number: CN201725414U
Application number: CN201020275018XU
Authority: CN
Inventors: 陈会羽
Original assignee: Zhejiang Normal University CJNU
Current assignee: Zhejiang Normal University CJNU
Priority date: 2010-07-25
Filing date: 2010-07-25
Publication date: 2011-01-26
Anticipated expiration: 2020-07-25

Abstract

The utility model aims to provide a safety alarming device which can not only avoid voice frequency signal attenuation during transmission, but also be used in the environment that cables can not be laid at the same time. Aiming to achieve the effects, the utility model adopts the technical scheme that the safety alarming device comprises a monitoring computer and further comprises an optical switch electrically connected with the monitoring computer mutually and an I/O controller electrically connected with the optical switch mutually; and the I/O controller is electrically connected with detection alarming equipment and an audio player. By virtue of the technical scheme, the safety alarming device provided by the utility model can switch in various detection alarming equipment and fuse the signals; and the methods to switch in the equipment are complementary, achieving the effect of reducing false alarms. Furthermore, the safety alarming device can be applied to various environments without the limitation of cables.

Description

A kind of safety alarm device

Technical field

The utility model relates to the monitoring of the security implementation of family or office building and other public place, the system that reports to the police, specifically, relates to and a kind ofly can implement safeguard information interlock and a kind of safety alarm device that can the remote sound warning.

Background technology

In China, along with the raising of people's security precautions, the application of security product is moved towards community and family from government department, large enterprise gradually.Simultaneously, factors such as the widespread use of digital technology and market internationalization make security product present the development trend of digitizing, robotization, networking.But, safety-protection system often is made of single equipment at present, system host can only be handled single alerting signal, and for example infrared intrusion detector, moving sensing system, vibrations cable, leaky cable etc., various detection alarm equipment have special-purpose separately processor and display interface.If safety-protection system inserts multiple detection alarm equipment, system can not carry out fusion treatment to these signals, and the equipment of access is also just done things in his own way, and can not play the means complementation, reduce the alert effect of false-alarm mistake.

After the Security Personnel found the detection alarm equipment alarm, it was on-the-spot to reporting to the police generally to set out the Security Personnel, perhaps propagandaed directed to communicate with audio input device at security point or security center, by device plays such as near the loudspeaker the alarm set point, the loudspeaker content of propagandaing directed to communicate.Connection between the audio frequency apparatuses such as security center and on-the-spot loudspeaker, loudspeaker by tone frequency channel wire transmission after power amplifier amplifies sound signal or common two core cable transmitting audio signal.The shortcoming of this transmission sound is: if 1. the distance of security center and on-the-spot sound broadcast point is far away, sound signal can decay in the process of transmission, because sound signal decay and can not drive audio-frequence player device in the process of transmission; 2. if can not cable laying between security center and the scene, then sound signal can not be reached the spot.

The utility model content

Technical problem to be solved in the utility model is to provide a kind of at above-mentioned prior art present situation and can implement the safeguard information interlock, and can carry out the safety alarm device of remote sound warning and the method for utilizing this device to report to the police.Avoid the also decay of sound signal in transmission course, can be used in simultaneously can not the environment of cable laying under.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of safety alarm device, comprise a monitoring host computer, and also comprise an optical switch that is electrically connected mutually with described monitoring host computer; An I/O controller that is electrically connected mutually with described optical switch; Described I/O controller is electrically connected a detection alarm equipment, an audio player;

Described monitoring host computer also is electrically connected an audio input device; Also be electrically connected certain voltage power amplifier between described I/O controller and the audio player; Described I/O controller is electrically connected an automatic weather station; Described I/O controller also is electrically connected mutually with a radio transmitting device, and described radio transmitting device is electrically connected mutually with described monitoring host computer; Described automatic weather station includes wind sensor, wind transducer, rain sensor, temperature sensor, baroceptor; Described audio input device is a microphone.

Compared with prior art, advantage of the present utility model is, by a kind of safety alarm device, can insert multiple detection alarm equipment, and can carry out fusion treatment to these signals, and the equipment means complementation of access reduces the alert effect of false-alarm mistake.And can be applicable to various environment, and avoided the restriction of cable.

Description of drawings

Fig. 1 is the block diagram of the utility model embodiment;

Fig. 2 is the process flow diagram for interlock alarm software on the utility model embodiment monitoring host computer;

Fig. 3 is the alarming logic synoptic diagram of the utility model embodiment.

Embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As shown in Figure 1, 2, a kind of safety alarm device comprises a monitoring host computer 1, also comprises an optical switch 2 that is electrically connected mutually with described monitoring host computer 1; With described optical switch 2 mutual I/O controllers 3 that are electrically connected; Described I/O controller 3 is electrically connected a detection alarm equipment 8, an audio player;

Described monitoring host computer 1 also is electrically connected an audio input device 6; Also be electrically connected certain voltage power amplifier 4 between described I/O controller 3 and the audio player; Described I/O controller 3 is electrically connected an automatic weather station 9; Described I/O controller 3 also is electrically connected mutually with a radio transmitting device 7, and described radio transmitting device 7 is electrically connected mutually with described monitoring host computer 1; Described automatic weather station 9 includes wind sensor, wind transducer, rain sensor, temperature sensor, baroceptor; Described audio input device 6 is a microphone.

A kind of safety alarm method comprises the steps: a) to install monitoring host computer 1, and interlink warning software is installed on monitoring host computer 1, and alarming logic is set; B) audio input device 6 is inserted monitoring host computer 1; C) detection alarm equipment 8, automatic weather station 9 is inserted I/O controllers 3, again with I/O controller 3 be connected monitoring host computer 1 after optical switch 2 interconnects; D) radio transmission apparatus is installed in the location that can't lay cable between monitoring host computer 1 location and detection of a target ground; E) level pressure power amplifier 4 and audio-frequence player device 5 are installed on detection of a target ground, the two is inserted I/O controller 3;

Monitoring host computer 1 is by optical switch 2 or radio transmission apparatus, after receiving the warning message that the detection alarm equipment 8 that is positioned at detection of a target ground sends, use interlink warning software, according to adaptive algorithm, after rejecting mistake police and false-alarm, trigger warning according to the alarming logic that is provided with, send the interlock signal to I/O controller 3; And send the warning prescorings to audio-frequence player device 5 through the level pressure power amplifier 4 on detection of a target ground;

After I/O controller 3 received the interlock signal, pilot relay was connected the audio-frequence player device 5 on detection of a target ground and the power supply of level pressure power amplifier 4, play the warning prescoring;

When the supervisor uses audio input device 6 to propaganda directed to communicate,, play supervisor's voice by the power supply of monitoring host computer 1 connection live audio playback equipment 5 and level pressure power amplifier 4.

Described alarming logic can be corresponding with corresponding alarm level with its warning message according to factors such as the reliability of detection alarm equipment 8, misunderstanding rate, positions; Described alarm level is divided into level Four, and one-level is the highest, and level Four is minimum.

Described adaptive algorithm is, the real-time weather information measured according to automatic weather station 9 adjusted the alarm threshold value of each alarm level correspondence, and to the warning message of of a sort on-the-spot detection alarm equipment 8, utilization common mode inhibition algorithm, the police is touched at the scene of judging whether; Described common mode inhibition algorithm is that under corresponding weather, according to the rule of warning message database, if occur a plurality of warning messages simultaneously in the different location, its alarm rate then is judged as it false alarm that weather causes greater than the alarm rate in the warning message database.

Described warning message database is, to gathering of the statistics of the alarm rate of presence detector under the conditions such as different wind-force, wind direction, temperature, rainfall, air pressure and the alert rate of mistake.

Monitoring host computer 1 is installed in the place at Security Personnel place, accepts various warning messages and weather information, touches the police after the fusion treatment, and monitoring host computer 1 has various interface, can insert dissimilar warning messages.

Interlink warning software is installed in the monitoring host computer 1, and the various information that receive by interface are carried out fusion treatment.Described interface can be RJ45, serial ports, CAN bus and USB interface etc.

Described I/O controller 3 can use ADAM6060, ADAM6060 output relay control signal, the cut-offfing of pilot relay, thereby the power supply of control level pressure power amplifier 4 and audio-frequence player device 5.

Optical switch 2 bands in the utility model use optical fiber interface, Ethernet RJ45 network interface, and the RJ45 network interface meets ADAM6060, and detection alarm equipment 8 also can pass through RJ45 network interface and monitoring host computer 1 communication.

Monitoring host computer 1 triggers alarm after rejecting mistake police and false-alarm according to alarming logic shown in Figure 3, and the power supply by I/O controller 3 connection level pressure power amplifiers 4 and audio-frequence player device 5 sends the warning prescorings to audio-frequence player device 5 then; Also can connect audio input device 6, the utility model as audio input device 6, sends the sound signal of audio input device 6 outputs with common microphone to audio-frequence player device 5 by level pressure level pressure power amplifier 4.

The warning prescoring is the warning sound that the software developer records, and can replace the warning prescoring according to the actual requirements at any time; And, record different prescorings according to the different alarm level that alarming logic is provided with.

Microphone is connected with monitoring host computer 1, and when the Security Personnel propagandaed directed to communicate to the scene with microphone, interlink warning software sent alerting signal, and I/O controller 3 is connected near the level pressure power amplifier 4 of alarm set point and the power supply of audio-frequence player device 5, plays the content of propagandaing directed to communicate.

Interlock alarm software process flow diagram on Fig. 3 the utility model monitoring host computer 1.Behind the software startup, detect each interface that is connected with field apparatus, receive weather information, enter the process of waiting for warning message then; When each sensor has detected the target invasion, produce alerting signal and be delivered to monitoring host computer 1, interlink warning software carries out location association by the tabulation of sensor installation position to alerting signal, comprises the inquiry of alarm sensor zone, sensing station, association etc.Judge the zone of warning message then, carry out the blending algorithm and the control commands corresponding of corresponding region according to alarm region.After the pending end, alarm sensor is reset to acquisition mode.

Interlink warning software fusion treatment process: interlink warning software is according to real-time weather information, call adaptive algorithm, the real-time weather information measured according to automatic weather station 9, dissimilar sensor measuring modes is set different detection thresholds, guarantee the detection performance of each detection mode, adjust the alarm threshold value of each alarm level correspondence, and the police is touched at the scene that judges whether behind the warning message utilization common mode inhibition algorithm to of a sort presence detector, reach and reduce false-alarm, false dismissal, improve the purpose of detectivity.Size according to wind-force and rainfall in this example is adjusted alarm threshold value, and alarm threshold value is directly proportional with the size of wind-force and rainfall, rejects false-alarm and mistake police in view of the above.

Claims

1. a safety alarm device comprises a monitoring host computer (1), it is characterized in that, also comprises an optical switch (2) that is electrically connected mutually with described monitoring host computer (1); An I/O controller (3) that is electrically connected mutually with described optical switch (2); Described I/O controller (3) is electrically connected a detection alarm equipment (8), an audio player.

2. safety alarm device as claimed in claim 1, it is characterized in that, described monitoring host computer (1) also is electrically connected an audio input device (6), also be electrically connected certain voltage power amplifier (4) between described I/O controller (3) and the audio player, described I/O controller (3) is electrically connected an automatic weather station (9).

3. safety alarm device as claimed in claim 2 is characterized in that, described I/O controller (3) also is electrically connected mutually with a radio transmitting device (7), and described radio transmitting device (7) is electrically connected mutually with described monitoring host computer (1).

4. safety alarm device as claimed in claim 2 is characterized in that, described automatic weather station (9) includes wind sensor, wind transducer, rain sensor, temperature sensor, baroceptor.

5. according to the described safety alarm device of arbitrary claim in the claim 2 to 4, it is characterized in that described audio input device (6) is a microphone.