CN105225378A - Acousto-optic Multi-information acquisition guidance system and method in building - Google Patents
Acousto-optic Multi-information acquisition guidance system and method in building Download PDFInfo
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- CN105225378A CN105225378A CN201510745825.0A CN201510745825A CN105225378A CN 105225378 A CN105225378 A CN 105225378A CN 201510745825 A CN201510745825 A CN 201510745825A CN 105225378 A CN105225378 A CN 105225378A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
- G08B7/066—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources guiding along a path, e.g. evacuation path lighting strip
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Abstract
Acousto-optic Multi-information acquisition guidance system and method in the present invention's one building, belong to building emergency evacuation technical field, the present invention passes through specific collaborative beep pattern and the in case of emergency help desk personnel's escape of light pointing-type, and three kinds of collaborative beep pattern make evacuation personnel confirm the direction of fire exit further by increasing white noise pulse duty factor, interval setting start-up time and improving intensity of phonation; The indicating mode using acousto-optic to merge, compensate for light indication information and is subject to block and the limitation that lost efficacy, thus people can be helped in case of emergency to find fire exit more fast and accurately.
Description
Technical field
The invention belongs to building emergency evacuation technical field, be specifically related to a kind of acousto-optic Multi-information acquisition guidance system and method in building.
Background technology
Along with the quickening of Urbanization in China, Gong the construction soil day in city is becoming tight, and has occurred numerous high-rise complex building, and this kind of building has the feature of spatial complex, longitudinal Travel distance length, once emergency conditioies such as breaking out of fires, evacuating personnel and rescue quite difficulty;
The dynamic evacuation route instruction of existing intelligent emergent evacuation indication system considers fire and position occurs, and is directed to core concept, has very important meaning to safe escape level during building fire with the safe and reasonable rapid evacuation away from fire.But there is limitation based on the sign for safe evacuation of light indication information itself, such as, in the place such as market, supermarket, Evacuation Indicatory Sign is usually submerged in numerous billboards, notice board and other advertising map versions; In addition, during fire, Evacuation Indicatory Sign is often stopped due to the existence of flue gas, hinders people's escape;
Sound guidance technology is a relatively new technology, this technology utilizes specific beep pattern to form the guide of emergency evacuation lines, help people to find nearest fire exit, within the time short as far as possible, flee from building, this method is particularly effective when sight line is not good;
There is sound guidance technical products abroad, however sound guidance product should as light Warning Mark supplement, light Warning Mark can not be substituted completely, two patents of invention " the continuous sound stream of a kind of directivity and illumination fire disaster escaping pointing method and system " and " acousto-optic guiding abort escape system and evacuation method thereof " that are in Substantive Examination Stage can be found in this field, wherein, for sound instruction sensing mode the former for " to play sound in order, thus form continuous print directional sound stream ", the latter is " caution sound, comprise the sound having obvious characteristic of short duration tone, transmit from event origination point, along emergency evacuation lines to secure side to leaving ", these two sections of patents of invention are for which kind of beep pattern, how to realize evacuation route to guide, do not relate to very concrete sound pointing method.
Summary of the invention
For the deficiencies in the prior art, the present invention proposes a kind of acousto-optic Multi-information acquisition guidance system and method in building, people is known differentiate the navigation information of sound in evacuation route, light Warning Mark, find the object of fire exit rapidly to reach.
Acousto-optic Multi-information acquisition guidance system in a kind of building, this system comprises several acousto-optic Evacuation Indicatory Sign light fixture being installed on the changed direction indication of fire escape and fire exit in building and exit signs controllers, and described acousto-optic Evacuation Indicatory Sign light fixture comprises communication unit, information processing and control module, light signal driver element, audio-signal-driven and amplifying unit; Wherein,
Described exit signs controller: for receiving warning and the interlock information of automatic fire alarm system, generate emergency evacuation route, and then determine the light pointing-type of each acousto-optic Evacuation Indicatory Sign light fixture in evacuation route and collaborative beep pattern, also start emergent instruction according to the action command that position or the address of acousto-optic Evacuation Indicatory Sign light fixture send corresponding to it;
Described communication unit: for receiving the action command of exit signs controller transmission and being forwarded to information processing and control module;
Described information processing and control module: according to action command, the acoustic impluse drive singal of storage inside is sent to audio-signal-driven and amplifying unit, light pulse drive singal is sent to light signal driver element, and the oneself state information of this acousto-optic Evacuation Indicatory Sign light fixture is uploaded to exit signs controller by communication unit;
Described light signal driver element: for light pulse drive singal is converted to electric impulse signal, and be sent to LED, make it glittering according to pulsed frequency;
Described audio-signal-driven and amplifying unit: for acoustic impluse drive singal being converted to electric impulse signal and amplifying, be then sent to loudspeaker.
The sound that described acousto-optic Evacuation Indicatory Sign light fixture sends is the white noise of 500 ~ 8000Hz.
Adopt the guidance method that in building, acousto-optic Multi-information acquisition guidance system carries out, comprise the following steps:
Step 1, acousto-optic Evacuation Indicatory Sign light fixture to be arranged along evacuation route interval;
Step 2, exit signs controller receive warning and the interlock information of automatic fire alarm system, and generate emergency evacuation route;
Step 3, the light pointing-type determining each acousto-optic Evacuation Indicatory Sign light fixture in evacuation route and collaborative beep pattern;
Described collaborative beep pattern comprises: beep pattern 1, beep pattern 2 and beep pattern 3;
Described beep pattern 1 is specially: from evacuation starting point to fire exit, the dutycycle that acousto-optic Evacuation Indicatory Sign light fixture sends white noise pulse increases gradually;
Described beep pattern 2 is specially: it is poor that the white noise pulse-on times of arbitrary neighborhood two acousto-optic Evacuation Indicatory Sign light fixtures has the regular hour, and described mistiming span is 0 ~ 150ms;
Described beep pattern 3 is specially: from evacuation starting point to fire exit, the intensity of sound that acousto-optic Evacuation Indicatory Sign light fixture sends increases gradually;
Described light pointing-type is specially: LED and loudspeaker collaborative work or work alone, when collaborative work, and the identical or proportional setting of the two time length, the scope of described ratio is 0.1 ~ 10;
Step 4, according to the position of acousto-optic Evacuation Indicatory Sign light fixture or address, the action command of correspondence is sent to the communication unit of each acousto-optic Evacuation Indicatory Sign light fixture by exit signs controller;
Action command is forwarded to information processing and control module by step 5, communication unit;
Step 6, information processing and control module are according to action command, the acoustic impluse drive singal of storage inside is sent to audio-signal-driven and amplifying unit, light pulse drive singal is sent to light signal driver element, and the oneself state information of this acousto-optic Evacuation Indicatory Sign light fixture is uploaded to exit signs controller by communication unit;
Light pulse drive singal is converted to electric impulse signal by step 7, light signal driver element, and be sent to LED, make it glittering according to pulsed frequency, acoustic impluse drive singal is converted to electric impulse signal and amplifies by audio-signal-driven and amplifying unit, is then sent to loudspeaker.
The use-pattern of the beep pattern 1 described in step 3, beep pattern 2 and beep pattern 3 comprises and is used alone and combinationally uses.
Advantage of the present invention:
The present invention proposes a kind of acousto-optic Multi-information acquisition guidance system and method in building, guidance system of the present invention and method is used under construction during evacuating personnel, by specifically collaborative beep pattern and light pointing-type in case of emergency help desk personnel's escape, three kinds of collaborative beep pattern make evacuation personnel confirm the direction of fire exit further by increasing white noise pulse duty factor, interval setting start-up time and improving intensity of phonation; The indicating mode using acousto-optic to merge, compensate for light indication information and is subject to block and the limitation that lost efficacy, thus people can be helped in case of emergency to find fire exit more fast and accurately.
Accompanying drawing explanation
Fig. 1 is acousto-optic Multi-information acquisition guidance system structured flowchart in the building of an embodiment of the present invention;
Fig. 2 is the exit signs controller inner structure block diagram of an embodiment of the present invention;
Fig. 3 is the acousto-optic Evacuation Indicatory Sign lamp interior structured flowchart of an embodiment of the present invention;
Fig. 4 is the acousto-optic Evacuation Indicatory Sign light fixture schematic diagram of an embodiment of the present invention;
Fig. 5 is the guidance method process flow diagram that in the employing building of an embodiment of the present invention, acousto-optic Multi-information acquisition guidance system carries out;
Fig. 6 is beep pattern 1 oscillogram of an embodiment of the present invention;
Fig. 7 is beep pattern 2 oscillogram of an embodiment of the present invention;
Fig. 8 is beep pattern 3 oscillogram of an embodiment of the present invention;
Fig. 9 is beep pattern 1, beep pattern 2, the beep pattern 3 combined waveform figure of an embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, an embodiment of the present invention is described further.
In the embodiment of the present invention, as shown in Figure 1, in building, acousto-optic Multi-information acquisition guidance system comprises several acousto-optic Evacuation Indicatory Sign light fixture (being called for short acousto-optic signal light in figure) being installed on the changed direction indication of fire escape and fire exit in building and exit signs controllers; Described exit signs controller is connected with acousto-optic Evacuation Indicatory Sign light fixture by communication bus, and described exit signs controller is connected with automatic fire alarm system by external communication bus; Described automatic fire alarm system is prior art, comprise fire detection alarm system, fire-fighting linkage control system and fire early-warning system, specifically comprise the fire alarm control unit be arranged in switch board, fire protection linkage control device, alarm controller for combustible gas base and appliance fire watch-dog etc., warning message comprises the information such as fire detecting and alarm, combustible gas detecting warning and electric fire disaster warning;
In the embodiment of the present invention, exit signs controller is the core of whole system, and it adopts large-screen lc to show, modular design, can extension loop plate according to actual needs, is easy to install and use and safeguard; Exit signs controller can connect 8 communication loops altogether, every bar communication loop can connect 63 acousto-optic Evacuation Indicatory Sign light fixtures, the communication between exit signs controller and acousto-optic Evacuation Indicatory Sign light fixture is completed by communication bus, control acousto-optic Evacuation Indicatory Sign light fixture duty, and form the guide of evacuation route when there is emergency condition; Exit signs controller, by external communication bus and automatic fire alarm system communication, receives and reports to the police and interlock information;
As shown in Figure 2, the whole hardware system of exit signs controller is by industrial computer unit, loop expanding element, circuit controls unit, communication unit, status display unit and power supply part, industrial computer unit is connected with communication unit with loop expanding element, and described loop expanding element is connected with circuit controls unit and status display unit respectively; Described power supply part is connected with industrial computer unit, loop expanding element, circuit controls unit, communication unit and status display unit respectively.
In the embodiment of the present invention, loop expanding element adopts the low-power consumption 8 8-digit microcontroller 78E516 of the FLASHEPROM with band ISP function, and adopt 62256 as external RAM, utilize 4 tunnel CAN communication in circuit, 4 circuit controls unit can be connected, and the information in each loop is uploaded to industrial computer unit carry out data processing;
In the embodiment of the present invention, circuit controls unit master chip adopts ARM chip LPC1758, and function is strong, instruction is enriched, be the outstanding machine widely applied, pass through CAN communication between circuit controls unit and loop expanding element in addition, communicated by RS485 with between acousto-optic Warning Mark;
In the embodiment of the present invention, communication unit master chip adopts ARM chip LPC1758, in addition communication can be carried out by network interface, RS232, RS485 or CAN interface and automatic fire alarm system such as fire alarm control unit, receive the fire detecting and alarm information that fire alarm control unit exports, and this information is uploaded to industrial computer unit;
In the embodiment of the present invention, status display unit utilizes LED and loudspeaker by the status information feedback of controller out.
In the embodiment of the present invention, as shown in Figure 3, acousto-optic Evacuation Indicatory Sign light fixture comprises communication unit, information processing and control module, light signal driver element, audio-signal-driven and amplifying unit, also comprise 1 loudspeaker and 3 pieces of LED, as shown in Figure 4, LED comprises left and right arrow to export Warning Mark; Described communication unit is connected with information processing and controlling unit, and the output terminal of information processing and controlling unit is connected with the input end of the input end of light signal driver element and audio-signal-driven and amplifying unit; Sound signal is transferred to loudspeaker after audio-signal-driven and amplifying unit process, plays out acoustic information; Light signal is transferred to LED luminescence after the process of light signal driver element; Power circuit is above-mentioned module for power supply;
In the embodiment of the present invention, communication unit utilizes RS485 communication chip, realizes the information transmission between acousto-optic Warning Mark and controller;
In the embodiment of the present invention, information processing and controlling unit master chip adopts LPC1114 microprocessor, supports Thumb (16)/ARM (32) two instruction set, energy is compatible 8/16 devices well, addressing mode is simple flexibly, and execution efficiency is high, and instruction length is fixed.This microprocessor has the feature of the high and low power consumption of integrated level, can be good at the process of control between each unit and data, and information processing and controlling unit is responsible for the process of control between each unit and data;
In the embodiment of the present invention, light signal driver element is made up of 3 paths of LEDs luminotrons, and both direction instruction in left and right is respectively controlled by No. 2 single-chip microcomputer signals, is respectively T1, T2 and T3, T2, when T1 and T2 lights in paramount Shi Zuo district simultaneously, in like manner, T3 and T2 lights, during field flicker as left in needs in paramount Shi You district simultaneously, need be paramount by T1, T2 then adjusts according to corresponding flicker frequency, namely sets the time of break-make according to program, thus realizes the state and the flicker frequency that control separately each direction indication;
In the embodiment of the present invention, audio-signal-driven and amplifying unit are made up of speech chip and triode; Wherein realize programming in speech chip enter the sound of needs and set trigger mode, instruction T2 and T4 is sent to control broadcasting again by single-chip microcomputer, wherein T4 controls the power supply of speech chip, and T2 controls the output of sound signal, and when namely needing playing audio signal, T2 and T4 is simultaneously for high.When T4 is paramount all the time, realize the change of sound signal pattern by the time that control T2 is paramount to reach the process to sound signal; And power amplification is carried out to sound signal, be transferred to loudspeaker, adopt D class audio frequency power amplifier chip TPA3007, the enlargement factor of this chip can be controlled to realize the control to the sound signal sound intensity by single-chip microcomputer in addition.
In the embodiment of the present invention, exit signs controller is for receiving warning and the interlock information of automatic fire alarm system, generate emergency evacuation route, and then determine the light pointing-type of each acousto-optic Evacuation Indicatory Sign light fixture in evacuation route and collaborative beep pattern, also start emergent instruction according to the action command that position or the address of acousto-optic Evacuation Indicatory Sign light fixture send corresponding to it; Communication unit is for receiving the action command of exit signs controller transmission and being forwarded to information processing and control module; Information processing and control module are used for according to action command, the acoustic impluse drive singal of storage inside is sent to audio-signal-driven and amplifying unit, light pulse drive singal is sent to light signal driver element, and the oneself state information of this acousto-optic Evacuation Indicatory Sign light fixture is uploaded to exit signs controller by communication unit; Light signal driver element is used for light pulse drive singal to be converted to electric impulse signal, and is sent to LED, makes it glittering according to pulsed frequency; The sound that described acousto-optic Evacuation Indicatory Sign light fixture sends is the white noise of 500 ~ 8000Hz; Audio-signal-driven and amplifying unit are used for acoustic impluse drive singal being converted to electric impulse signal and amplifying, and are then sent to loudspeaker.
In the embodiment of the present invention, be described for breaking out of fire, adopt the guidance method that in building, acousto-optic Multi-information acquisition guidance system carries out, method flow diagram as shown in Figure 5, comprises the following steps:
Step 1, acousto-optic Evacuation Indicatory Sign light fixture to be arranged along evacuation route interval;
In the embodiment of the present invention, arranged along evacuation route interval by described acousto-optic Evacuation Indicatory Sign light fixture, the regulation that the setting space that this spacing can refer to fire emergency and Evacuation Indicatory Sign in GB50016-2014 " Code for fire protection design of buildings " building should not be greater than 20m is arranged;
Step 2, exit signs controller receive warning and the interlock information of automatic fire alarm system, and generate emergency evacuation route;
In the embodiment of the present invention, described interlock information comprises the interlock information of the equipment such as fire resisting shutter, extinction using gas, fire water-supply and smoke controlling; When non-breaking out of fire, sound instruction does not work, and the LED of light instruction keeps Chang Liang, and pointing direction is nearest fire exit; When breaking out of fire, exit signs controller receives the fire detecting and alarm signal of fire alarm control unit, generates emergency evacuation route;
Step 3, the light pointing-type determining each acousto-optic Evacuation Indicatory Sign light fixture in evacuation route and collaborative beep pattern;
The present invention does not limit the cycle of signal, illustrates here with the situation that the signal period is identical, and the present invention also comprises signal period different situation;
In the embodiment of the present invention, collaborative beep pattern comprises: beep pattern 1, beep pattern 2 and beep pattern 3; Wherein:
Beep pattern 1 is specially: from evacuation starting point to fire exit, the dutycycle that acousto-optic Evacuation Indicatory Sign light fixture sends white noise pulse increases gradually; In the embodiment of the present invention, as shown in Figure 6, in figure, arrow A represents, evacuates direction, arrow points fire exit, and 1 represents that loudspeaker 1,2 represents that loudspeaker 2,3 represents that loudspeaker 3,4 represents loudspeaker 4, the T indicating impulse signal period, and t1 represents signal duration; Distance fire exit is nearer, the dutycycle of the white noise pulse that the loudspeaker of acousto-optic Evacuation Indicatory Sign light fixture sends is larger, here dutycycle refers to the ratio of pulse signal duration and pulse signal cycle, pulse signal duration can be chosen between 50ms ~ 500ms, pulse signal cycle can be chosen between 500 ~ 1000ms, and dutycycle span is 0.2 ~ 0.8;
Described beep pattern 2 is specially: it is poor that the white noise pulse-on times of arbitrary neighborhood two acousto-optic Evacuation Indicatory Sign light fixtures has the regular hour, and described mistiming span is 0 ~ 150ms; In the embodiment of the present invention, to avoid overlappedly causing obscure human auditory system location, as shown in Figure 7, in this illustration, the loudspeaker of 4 acousto-optic Evacuation Indicatory Sign light fixtures all sends 3 acoustic impluse signals, here only draw 3 exemplarily, actual each pulse signal constantly repeats.
Described beep pattern 3 is specially: from evacuation starting point to fire exit, the intensity of sound that acousto-optic Evacuation Indicatory Sign light fixture sends increases gradually; In the embodiment of the present invention, as shown in Figure 8, the sound intensity of loudspeaker 1 is 60dB (distance 3m), the sound intensity of loudspeaker 2 is 65dB (distance 3m), the sound intensity of loudspeaker 3 is 70dB (distance 3m), the sound intensity of loudspeaker 4 is 75dB (distance 3m), and the sound intensity of the loudspeaker 4 that distance fire exit is nearest is the strongest.
The use-pattern of above-mentioned beep pattern 1, beep pattern 2 and beep pattern 3 comprises and is used alone and combinationally uses, the example that Fig. 9 is beep pattern 1, beep pattern 2 and beep pattern 3 combinationally use;
Described light pointing-type is specially: LED and loudspeaker collaborative work or work alone, when collaborative work, and the identical or proportional setting of the two time length, the scope of described ratio is 0.1 ~ 10;
In the embodiment of the present invention, in the information processing that the acoustic impluse drive singal formed according to above collaborative beep pattern and light pointing-type and light pulse drive singal are stored in acousto-optic Evacuation Indicatory Sign light fixture with the form of different coding and control module;
Step 4, according to the position of acousto-optic Evacuation Indicatory Sign light fixture or address, the action command of correspondence is sent to the communication unit of each acousto-optic Evacuation Indicatory Sign light fixture by exit signs controller;
In the embodiment of the present invention, exit signs controller is according to the position of acousto-optic Evacuation Indicatory Sign light fixture or address, judge the particular location of each acousto-optic Evacuation Indicatory Sign light fixture in evacuation route, and according to collaborative beep pattern and the instruction of light pointing-type sending action, inform start-up time and the coding of the acoustic impluse drive singal that each acousto-optic Evacuation Indicatory Sign light fixture should send and light pulse drive singal.
Action command is forwarded to information processing and control module by step 5, communication unit;
Step 6, information processing and control module are according to action command, the acoustic impluse drive singal of storage inside is sent to audio-signal-driven and amplifying unit, light pulse drive singal is sent to light signal driver element, and the oneself state information of this acousto-optic Evacuation Indicatory Sign light fixture is uploaded to exit signs controller by communication unit;
In the embodiment of the present invention, whether described oneself state information, specifically comprise acousto-optic Evacuation Indicatory Sign light fixture and normally start and the failure message of each unit;
Light pulse drive singal is converted to electric impulse signal by step 7, light signal driver element, and be sent to LED, make it glittering according to pulsed frequency, acoustic impluse drive singal is converted to electric impulse signal and amplifies by audio-signal-driven and amplifying unit, is then sent to loudspeaker.
Claims (4)
1. acousto-optic Multi-information acquisition guidance system in a building, it is characterized in that, this system comprises several acousto-optic Evacuation Indicatory Sign light fixture being installed on the changed direction indication of fire escape and fire exit in building and exit signs controllers, and described acousto-optic Evacuation Indicatory Sign light fixture comprises communication unit, information processing and control module, light signal driver element, audio-signal-driven and amplifying unit; Wherein,
Described exit signs controller: for receiving warning and the interlock information of automatic fire alarm system, generate emergency evacuation route, and then determine the light pointing-type of each acousto-optic Evacuation Indicatory Sign light fixture in evacuation route and collaborative beep pattern, also start emergent instruction according to the action command that position or the address of acousto-optic Evacuation Indicatory Sign light fixture send corresponding to it;
Described communication unit: for receiving the action command of exit signs controller transmission and being forwarded to information processing and control module;
Described information processing and control module: for according to action command, the acoustic impluse drive singal of storage inside is sent to audio-signal-driven and amplifying unit, light pulse drive singal is sent to light signal driver element, and the oneself state information of this acousto-optic Evacuation Indicatory Sign light fixture is uploaded to exit signs controller by communication unit;
Described light signal driver element: for light pulse drive singal is converted to electric impulse signal, and be sent to LED, make it glittering according to pulsed frequency;
Described audio-signal-driven and amplifying unit: for acoustic impluse drive singal being converted to electric impulse signal and amplifying, be then sent to loudspeaker.
2. acousto-optic Multi-information acquisition guidance system in building according to claim 1, is characterized in that, the sound that described acousto-optic Evacuation Indicatory Sign light fixture sends is the white noise of 500 ~ 8000Hz.
3. adopt the guidance method that in building according to claim 1, acousto-optic Multi-information acquisition guidance system carries out, it is characterized in that, comprise the following steps:
Step 1, acousto-optic Evacuation Indicatory Sign light fixture to be arranged along evacuation route interval;
Step 2, exit signs controller receive warning and the interlock information of automatic fire alarm system, and generate emergency evacuation route;
Step 3, the light pointing-type determining each acousto-optic Evacuation Indicatory Sign light fixture in evacuation route and collaborative beep pattern;
Described collaborative beep pattern comprises: beep pattern 1, beep pattern 2 and beep pattern 3;
Described beep pattern 1 is specially: from evacuation starting point to fire exit, the dutycycle that acousto-optic Evacuation Indicatory Sign light fixture sends white noise pulse increases gradually;
Described beep pattern 2 is specially: it is poor that the white noise pulse-on times of arbitrary neighborhood two acousto-optic Evacuation Indicatory Sign light fixtures has the regular hour, and described mistiming span is 0 ~ 150ms;
Described beep pattern 3 is specially: from evacuation starting point to fire exit, the intensity of sound that acousto-optic Evacuation Indicatory Sign light fixture sends increases gradually;
Described light pointing-type is specially: LED and loudspeaker collaborative work or work alone, when collaborative work, and the identical or proportional setting of the two time length, the scope of described ratio is 0.1 ~ 10;
Step 4, according to the position of acousto-optic Evacuation Indicatory Sign light fixture or address, the action command of correspondence is sent to the communication unit of each acousto-optic Evacuation Indicatory Sign light fixture by exit signs controller;
Action command is forwarded to information processing and control module by step 5, communication unit;
Step 6, information processing and control module are according to action command, the acoustic impluse drive singal of storage inside is sent to audio-signal-driven and amplifying unit, light pulse drive singal is sent to light signal driver element, and the oneself state information of this acousto-optic Evacuation Indicatory Sign light fixture is uploaded to exit signs controller by communication unit;
Light pulse drive singal is converted to electric impulse signal by step 7, light signal driver element, and be sent to LED, make it glittering according to pulsed frequency, acoustic impluse drive singal is converted to electric impulse signal and amplifies by audio-signal-driven and amplifying unit, is then sent to loudspeaker.
4. guidance method according to claim 3, is characterized in that, the use-pattern of the beep pattern 1 described in step 3, beep pattern 2 and beep pattern 3 comprises and is used alone and combinationally uses.
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| CN109559464A (en) * | 2018-11-21 | 2019-04-02 | 公安部四川消防研究所 | Crowded place evacuating personnel inducible system and method based on AI technology |
| CN109686024A (en) * | 2017-12-31 | 2019-04-26 | 湖南汇博电子科技股份有限公司 | Fire disaster escaping broadcasting method and system |
| CN109785552A (en) * | 2018-06-21 | 2019-05-21 | 湖南汇博电子科技股份有限公司 | Fire fighting lamp control method, device, system and storage medium |
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| CN102512772A (en) * | 2011-11-29 | 2012-06-27 | 上海兰力福电子有限公司 | System and method for fire-fighting emergency illumination and evacuation indication for escaping and maintenance via logistic network |
| CN203196157U (en) * | 2013-04-01 | 2013-09-18 | 吉林市科电电气有限责任公司 | Intelligent evacuating indicating system |
| CN104282099A (en) * | 2013-07-04 | 2015-01-14 | 公安部沈阳消防研究所 | Position identifying device for guiding people to scatter based on audio technology and control method thereof |
| CN103785129A (en) * | 2013-07-08 | 2014-05-14 | 高幼苏 | Directional continuous sound stream and illumination fire disaster escaping orientation method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109686024A (en) * | 2017-12-31 | 2019-04-26 | 湖南汇博电子科技股份有限公司 | Fire disaster escaping broadcasting method and system |
| CN109785552A (en) * | 2018-06-21 | 2019-05-21 | 湖南汇博电子科技股份有限公司 | Fire fighting lamp control method, device, system and storage medium |
| CN109559464A (en) * | 2018-11-21 | 2019-04-02 | 公安部四川消防研究所 | Crowded place evacuating personnel inducible system and method based on AI technology |
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| CN105225378B (en) | 2018-03-16 |
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Address after: 110034 No. 218-20, Wen Da Road, Huanggu District, Shenyang, Liaoning. Patentee after: Shenyang Institute of Fire Protection, Ministry of Emergency Management Address before: 110034 No. 218-20, Wen Da Road, Huanggu District, Shenyang, Liaoning. Patentee before: Shenyang Fire-Extiquishing Inst., Public Security Ministry |