CN108091089B - Emergency lighting and evacuation indication detection system and method - Google Patents
Emergency lighting and evacuation indication detection system and method Download PDFInfo
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- CN108091089B CN108091089B CN201711451609.0A CN201711451609A CN108091089B CN 108091089 B CN108091089 B CN 108091089B CN 201711451609 A CN201711451609 A CN 201711451609A CN 108091089 B CN108091089 B CN 108091089B
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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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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
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Abstract
The invention discloses an emergency lighting and evacuation indication detection system and a method, which comprises a centralized power supply, a master controller, a plurality of sub-controllers, a fire-fighting emergency lamp connected with each sub-controller, a fire alarm, a fire detector, a position sensor, a display screen, an alarm device, a voice broadcaster, a data memory and a communication unit, wherein the master controller is connected with the sub-controllers; the centralized power supply is respectively and electrically connected with the master controller, the slave controllers, the fire-fighting emergency lamps, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcaster, the data memory and the communication unit; the master controller is electrically connected with each sub-controller, each fire-fighting emergency lamp, a fire alarm, a fire detector, a position sensor, a display screen, an alarm device, a voice broadcast device, a data memory and a communication unit respectively. The invention can prolong the service life of the fire-fighting emergency lamp, improve the working efficiency of maintenance and the escape probability and shorten the escape time.
Description
Technical Field
The invention relates to the technical field of fire emergency lighting and maintenance, in particular to an emergency lighting and evacuation indication detection system and method capable of prolonging the service life of a lamp, improving the escape probability and shortening the escape time.
Background
Modern buildings are becoming more and more sophisticated, large and complex, and emergency treatment in the event of a fire is becoming more and more important in such buildings, and systems that merely perform fire detection and automatic alarm are far from meeting the demand. At present, most escape indication in a building still stays on an independent emergency evacuation marker light and cannot guide escape in time, so how to start an emergency evacuation plan under the condition that a fire control room is attended by personnel according to on-site fire alarm information or automatically and dynamically generate an evacuation line on a building plan according to the condition of a fire scene under the condition that the fire control room is unattended, and start an evacuation indication lamp to indicate the escape direction is a research direction of each fire alarm system manufacturer at present.
And traditional emergency lighting indicating terminal relies on the manpower to maintain and overhaul, has had serious hysteresis in daily maintenance and overhaul, can not discover the product problem in time. Cleaning and testing each terminal is troublesome and boring work, and the requirements of the latest national standard GB 17945 and 2010 fire emergency lighting and evacuation indication detection system cannot be met, namely, the battery is charged and discharged periodically every month.
Disclosure of Invention
The invention provides an emergency lighting and evacuation indication detection system and method capable of prolonging the service life of a lamp, improving escape probability and shortening escape time, aiming at overcoming the defects that the conventional emergency lighting indication terminal in the prior art is maintained and overhauled by manpower and has serious hysteresis in daily maintenance and overhaul.
In order to achieve the purpose, the invention adopts the following technical scheme:
an emergency lighting and evacuation indication detection system comprises a centralized power supply, a master controller, a plurality of sub-controllers, fire-fighting emergency lamps connected with the sub-controllers, a fire alarm, a fire detector, a position sensor, a display screen, an alarm device, a voice broadcaster, a data memory and a communication unit; the centralized power supply is respectively and electrically connected with the master controller, the slave controllers, the fire-fighting emergency lamps, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcaster, the data memory and the communication unit; the master controller is electrically connected with each sub-controller, each fire-fighting emergency lamp, a fire alarm, a fire detector, a position sensor, a display screen, an alarm device, a voice broadcast device, a data memory and a communication unit respectively.
The master controller controls the branch controllers, the branch controllers control the corresponding fire-fighting emergency lamps through the branch controllers, the state of the fire-fighting emergency lamps is determined according to the distance between the fire detector and the fire-fighting emergency lamps, the optimal evacuation route is selected according to the state of the fire-fighting emergency lamps, the fire-fighting emergency lamps on the route are lightened, and the personnel on the fire scene are prompted to evacuate safely through sound.
Preferably, the emergency power supply distribution device further comprises an emergency power supply distribution electric device, a timer and a plurality of keys; the centralized power supply is electrically connected with the emergency power distribution device, and the emergency power distribution device is electrically connected with the master controller, the sub-controllers, the fire-fighting emergency lamps, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcaster, the data memory, the communication unit and the timer respectively; each key is respectively and electrically connected with the emergency power supply distribution electric device and the master controller, and the master controller is electrically connected with the timer.
Preferably, the alarm device comprises a buzzer, a power indicator, an emergency state indicator, a mute indicator, a fault indicator, a standby indicator, a self-checking indicator and a maintenance indicator; the buzzer, the power indicator lamp, the emergency state indicator lamp, the mute indicator lamp, the fault indicator lamp, the standby power indicator lamp, the self-checking indicator lamp and the maintenance indicator lamp are all electrically connected with the master controller and the emergency power distribution electric device.
Preferably, the fire-fighting emergency lamp comprises a fire-fighting emergency illuminating lamp and a fire-fighting emergency indicating lamp; the fire-fighting emergency illuminating lamp and the fire-fighting emergency indicating lamp are electrically connected with the master controller and the emergency power distribution device.
Preferably, the communication unit comprises a 485 bus and a CAN bus; the master controller is connected with each sub-controller through a CAN bus, the master controller is connected with the fire alarm through a 485 bus, and each sub-controller is connected with a corresponding fire-fighting emergency lamp through the CAN bus.
A method of emergency lighting and evacuation indication detection system, comprising the steps of:
(6-1) detecting the position of the fire detector through a position sensor and displaying the position on a display screen, and simultaneously displaying the structure of the whole building on the display screen;
(6-2) the fire detector detects a fire signal, the fire information is transmitted to the main controller, the main controller receives the alarm information, an emergency lighting escape program is started, an emergency state indicator lamp is lightened, and meanwhile, a buzzer sends out a prompt sound;
(6-3) the main controller calculates escape paths according to the position information of each fire-fighting emergency lamp and the fire source information for alarming, which are stored in the data storage;
(6-4) preferentially selecting according to the principle of being farthest away from the alarm point and shortest in path, and judging and generating the optimal escape path and the guide information required by each fire-fighting emergency lamp on the path;
(6-5) the main controller sends information to the sub-controllers through the communication units, and the sub-controllers send guiding information to each fire-fighting emergency lamp through the communication units;
and (6-6) executing the instruction sent by the sub-controllers by each fire-fighting emergency lamp, and simultaneously controlling the voice broadcaster to work by the main controller to guide the trapped people to safely evacuate.
Preferably, the method further comprises the following steps:
(7-1) setting time parameters of self-checking and maintenance of the emergency lighting and evacuation indication detection system through a display screen;
(7-2) the master controller controls the timer to start timing and records a time interval delta t;
if the delta t is 24h, the master controller controls the emergency lighting and evacuation indication detection system to perform self-checking and maintenance of the system, and simultaneously lights a self-checking indicator lamp and a maintenance indicator lamp;
if delta t is more than 0h and less than or equal to 24h, any equipment of the emergency lighting and evacuation indication detection system breaks down, the master controller lights up a fault indicator lamp, meanwhile, the buzzer sends out a prompt sound to prompt a worker to repair the system in time, and the timer stops timing;
and (7-3) after the fault is processed by the staff, resetting the system, and turning to the step (7-2) after fault information is clear.
Preferably, the specific steps of step (6-3) are as follows:
(8-1) setting the maximum safe distance SmaxSetting the safety distance, setting the serial number i of the fire detector sending out the fire alarm, and the position coordinate (x) of the fire detector sending out the fire alarmi,yi) The serial number of the fire-fighting emergency lamp is j, and the position coordinate of the fire-fighting emergency lamp is (x)j,yj) Setting the total number of fire detectors sending out a fire alarm to be N, the total number of fire-fighting emergency lamps to be M, the initial value of i to be 1, and the initial value of j to be 1;
(8-2) if i is more than 0 and less than or equal to N, countingCalculating the distance S between the fire-fighting emergency lamp j and the fire detector i which sends out the fire alarm, if S is more than or equal to 0 and less than or equal to SmaxSetting the state of the fire-fighting emergency lamp j to 0, if S is more than or equal to SmaxSetting the state of a fire-fighting emergency lamp j to 1;
(8-3) if j is more than 0 and less than or equal to M, increasing j by 1, and turning to the step (8-2); if j is larger than M, increasing i by 1, and turning to the step (8-2);
(8-4) if i > N, proceeding to step (6-4).
Preferably, the calculation formula of the distance S between the fire emergency lamp j and the fire detector i which sends out the fire alarm is as follows:
therefore, the invention has the following beneficial effects: the invention can prolong the service life of the fire-fighting emergency lamp, improve the working efficiency of maintenance, improve the escape probability and shorten the escape time.
Drawings
FIG. 1 is a system block diagram of the invention;
fig. 2 is a flow chart of the invention.
In the figure: the intelligent fire-fighting emergency lamp comprises a centralized power supply 1, a master controller 2, a sub-controller 3, a fire-fighting emergency lamp 4, a fire alarm 5, a fire detector 6, a position sensor 7, a display screen 8, an alarm device 9, a voice broadcaster 10, a data memory 11, an emergency power distribution device 12, a timer 13, a key 14, a 485 bus 15 and a CAN bus 16.
Detailed Description
The invention is further described in the following detailed description with reference to the drawings in which:
example 1
The embodiment shown in fig. 1 is an emergency lighting and evacuation indication detection system, which comprises a centralized power supply 1, a master controller 2, a plurality of sub-controllers 3, a fire emergency lamp 4 connected with each sub-controller, a fire alarm 5, a fire detector 6, a position sensor 7, a display screen 8, an alarm device 9, a voice broadcaster 10, a data memory 11, a communication unit, an emergency power distribution device 12, a timer 13 and a plurality of keys 14; the centralized power supply is electrically connected with the emergency power distribution device, and the emergency power distribution device is electrically connected with the master controller, the sub-controllers, the fire-fighting emergency lamps, the keys, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcast device, the data memory, the communication unit and the timer respectively; the master controller is respectively electrically connected with each sub-controller, each fire-fighting emergency lamp, each key, the timer, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcast device, the data memory and the communication unit.
The keys comprise a manual emergency key, a mute key and a reset key; the manual emergency key, the mute key and the reset key are all electrically connected with the master controller; the alarm device comprises a buzzer, a power supply indicator light, an emergency state indicator light, a mute indicator light, a fault indicator light, a standby power indicator light, a self-checking indicator light and a maintenance indicator light; the buzzer, the power supply indicator lamp, the emergency state indicator lamp, the mute indicator lamp, the fault indicator lamp, the standby power indicator lamp, the self-checking indicator lamp and the maintenance indicator lamp are all electrically connected with the master controller and the emergency power supply distribution electric device; the fire-fighting emergency lamp comprises a fire-fighting emergency illuminating lamp and a fire-fighting emergency indicating lamp; the fire-fighting emergency illuminating lamp and the fire-fighting emergency indicating lamp are electrically connected with the master controller and the emergency power distribution device; the communication unit comprises a 485 bus 15 and a CAN bus 16; the master controller is connected with each sub-controller through a CAN bus, the master controller is connected with the fire alarm through a 485 bus, and each sub-controller is connected with a corresponding fire-fighting emergency lamp through the CAN bus.
A method of emergency lighting and evacuation indication detection system, comprising the steps of:
step 100, the master controller receives a fire signal detected by the fire detector, and starts an emergency lighting escape program
Step 101, detecting the position of a fire detector through a position sensor, displaying the position on a display screen, and displaying the structure of the whole building on the display screen;
102, a fire detector detects a fire signal, the fire information is transmitted to a main controller, the main controller receives alarm information, an emergency lighting escape program is started, an emergency state indicator lamp is lightened, and meanwhile, a buzzer sends out a prompt sound;
step 200, determining an escape route according to the fire source information detected by the fire detector
Step 201, setting the maximum safe distance as SmaxSetting the safety distance, setting the serial number i of the fire detector sending out the fire alarm, and the position coordinate (x) of the fire detector sending out the fire alarmi,yi) The serial number of the fire-fighting emergency lamp is j, and the position coordinate of the fire-fighting emergency lamp is (x)j,yj) Setting the total number of fire detectors sending out a fire alarm to be N, the total number of fire-fighting emergency lamps to be M, the initial value of i to be 1, and the initial value of j to be 1;
step 202, if i is more than 0 and less than or equal to N, a formula is utilized
Calculating the distance S between the fire-fighting emergency lamp j and the fire detector i which sends out the fire alarm, if S is more than or equal to 0 and less than or equal to SmaxSetting the state of the fire-fighting emergency lamp j to 0, if S is more than or equal to SmaxSetting the state of a fire-fighting emergency lamp j to 1;
step 203, if j is more than 0 and less than or equal to M, increasing j by 1, and turning to step 202; if j > M, increasing i by 1, and proceeding to step 202;
step 204, if i is more than N, turning to step 205;
step 205, preferentially selecting according to the principle of the farthest distance from the alarm point and the shortest path, and judging to generate an optimal escape path and guide information required by each fire-fighting emergency lamp on the path;
300, safely evacuating the trapped people according to the guidance information of each fire-fighting emergency lamp
301, the main controller sends information to the sub-controllers through the communication unit, and the sub-controllers send guiding information to each fire-fighting emergency lamp through the communication unit;
and step 302, executing the instruction sent by the sub-controllers by each fire-fighting emergency lamp, and simultaneously controlling the voice broadcaster to work by the main controller to guide the trapped people to safely evacuate.
Example 2
Embodiment 2 includes all the structures and step portions of embodiment 1, and embodiment 2 further includes the following steps:
(7-1) setting time parameters of self-checking and maintenance of the emergency lighting and evacuation indication detection system through a display screen;
(7-2) the master controller controls the timer to start timing and records a time interval delta t;
if the delta t is 24h, the master controller controls the emergency lighting and evacuation indication detection system to perform self-checking and maintenance of the system, and simultaneously lights a self-checking indicator lamp and a maintenance indicator lamp;
if delta t is more than 0h and less than or equal to 24h, any equipment of the emergency lighting and evacuation indication detection system breaks down, the master controller lights up a fault indicator lamp, meanwhile, the buzzer sends out a prompt sound to prompt a worker to repair the system in time, and the timer stops timing;
and (7-3) after the fault is processed by the staff, resetting the system, and turning to the step (7-2) after fault information is clear.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (2)
1. The method of the emergency lighting and evacuation indication detection system is characterized in that the emergency lighting and evacuation indication detection system comprises a centralized power supply (1), a master controller (2), a plurality of sub-controllers (3), fire-fighting emergency lamps (4) connected with the sub-controllers, a fire alarm (5), a fire detector (6), a position sensor (7), a display screen (8), an alarm device (9), a voice broadcaster (10), a data memory (11) and a communication unit; the centralized power supply is respectively and electrically connected with the master controller, the slave controllers, the fire-fighting emergency lamps, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcaster, the data memory and the communication unit; the master controller is electrically connected with the branch controllers, the fire-fighting emergency lamps, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcaster, the data memory and the communication unit respectively; the emergency power supply distribution device also comprises an emergency power supply distribution device (12), a timer (13) and a plurality of keys (14); the centralized power supply is electrically connected with the emergency power distribution device, and the emergency power distribution device is electrically connected with the master controller, the sub-controllers, the fire-fighting emergency lamps, the fire alarm, the fire detector, the position sensor, the display screen, the alarm device, the voice broadcaster, the data memory, the communication unit and the timer respectively; each key is electrically connected with the emergency power supply distribution device and the master controller respectively, and comprises a manual emergency key, a mute key and a reset key; the manual emergency key, the mute key and the reset key are all electrically connected with the master controller; the master controller is electrically connected with the timer; the alarm device comprises a buzzer, a power supply indicator light, an emergency state indicator light, a mute indicator light, a fault indicator light, a standby power indicator light, a self-checking indicator light and a maintenance indicator light; the buzzer, the power supply indicator lamp, the emergency state indicator lamp, the mute indicator lamp, the fault indicator lamp, the standby power indicator lamp, the self-checking indicator lamp and the maintenance indicator lamp are all electrically connected with the master controller and the emergency power supply distribution electric device; the fire-fighting emergency lamp comprises a fire-fighting emergency illuminating lamp and a fire-fighting emergency indicating lamp; the fire-fighting emergency illuminating lamp and the fire-fighting emergency indicating lamp are electrically connected with the master controller and the emergency power distribution device; the method comprises the following steps:
(1-1) detecting the position of a fire detector through a position sensor and displaying the position on a display screen, and simultaneously displaying the structure of the whole building on the display screen;
(1-2) the fire detector detects a fire signal, transmits fire information to the main controller, the main controller receives alarm information, starts an emergency lighting escape program, lights an emergency state indicator lamp, and meanwhile, the buzzer sends out prompt sound;
(1-3) the main controller calculates an escape path according to the position information of each fire-fighting emergency lamp and the fire source information for alarming, which are stored in the data storage; the method comprises the following specific steps:
(1-3-1) setting the maximum safe distance to be Smax, setting the safe distance to be i, setting the position coordinate of the fire detector sending the fire alarm to be (xi, yi), setting the sequence number of the fire emergency lamp to be j, setting the position coordinate of the fire emergency lamp to be (xj, yj), setting the total number of the fire detectors sending the fire alarm to be N, setting the total number of the fire emergency lamps to be M, setting the initial value of i to be 1, and setting the initial value of j to be 1;
(1-3-2) if i is more than 0 and less than or equal to N, calculating the distance S between a fire-fighting emergency lamp j and a fire detector i which sends out a fire alarm, if S is more than or equal to 0 and less than or equal to Smax, setting the state of the fire-fighting emergency lamp j to 0, and if S is more than or equal to Smax, setting the state of the fire-fighting emergency lamp j to 1; the calculation formula of the distance S between the fire-fighting emergency lamp j and the fire detector i sending out the fire alarm is as follows:
(1-3-3) if j is more than 0 and less than or equal to M, increasing j by 1, and turning to the step (1-3-2); if j is larger than M, increasing i by 1, and transferring to the step (1-3-2);
(1-3-4) if i is more than N, transferring to the step (1-4);
(1-4) preferentially selecting according to the principle of being farthest away from an alarm point and shortest in path, and judging and generating an optimal escape path and guide information required by each fire-fighting emergency lamp on the path;
(1-5) the main controller sends information to the sub-controllers through the communication unit, and the sub-controllers send guiding information to each fire-fighting emergency lamp through the communication unit;
(1-6) each fire-fighting emergency lamp executes the instruction sent by the sub-controller, and meanwhile, the main controller controls the voice broadcaster to work to guide the trapped people to safely evacuate;
also comprises the following steps:
(2-1) setting time parameters of self-checking and maintenance of the emergency lighting and evacuation indication detection system through a display screen;
(2-2) the master controller controls the timer to start timing and records a time interval delta t;
if the delta t is 24h, the master controller controls the emergency lighting and evacuation indication detection system to perform self-checking and maintenance of the system, and simultaneously lights a self-checking indicator lamp and a maintenance indicator lamp;
if delta t is more than 0h and less than or equal to 24h, any equipment of the emergency lighting and evacuation indication detection system breaks down, the master controller lights up a fault indicator lamp, meanwhile, the buzzer sends out a prompt sound to prompt a worker to repair the system in time, and the timer stops timing;
and (2-3) after the fault is processed by the staff, resetting the system, and turning to the step (2-2) after fault information is clear.
2. The method of emergency lighting and evacuation indication detection system according to claim 1, wherein the communication unit comprises a 485 bus (15) and a CAN bus (16); the master controller is connected with each sub-controller through a CAN bus, the master controller is connected with the fire alarm through a 485 bus, and each sub-controller is connected with a corresponding fire-fighting emergency lamp through the CAN bus.
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| CN110083113B (en) * | 2019-03-30 | 2021-03-19 | 天津大学 | Fire evacuation system and method based on computer vision and heuristic search algorithm |
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| CN111462441B (en) * | 2020-05-26 | 2022-05-06 | 合隆防爆电气有限公司 | Non-centralized low-voltage evacuation system with storage battery for lamp |
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