CN115083099A - Fire-fighting intelligent dredging indicating system - Google Patents
Fire-fighting intelligent dredging indicating system Download PDFInfo
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- CN115083099A CN115083099A CN202210674926.3A CN202210674926A CN115083099A CN 115083099 A CN115083099 A CN 115083099A CN 202210674926 A CN202210674926 A CN 202210674926A CN 115083099 A CN115083099 A CN 115083099A
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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
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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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
Abstract
A fire-fighting intelligent evacuation indicating system is characterized in that a plurality of intelligent identification lamps are arranged along all evacuation channels in a building, and each intelligent identification lamp comprises a passing time sensor, a smoke sensor, a carbon dioxide sensor, a temperature sensor, a communication unit, a data processing unit and a direction indicating light source; processing according to local measurement data detected by the sensor, and combining the passing data of adjacent intelligent identification lamps to obtain respective passing time index values of people passing through evacuation channels in different directions so as to determine the optimal evacuation direction, judging whether the optimal evacuation direction is safe or not according to local environment data detected by the sensor, thereby determining the safe optimal evacuation direction, and starting a direction indicating light source corresponding to the evacuation channel. The system utilizes a distributed technology, a sensing technology and a computer algorithm to develop an intelligent evacuation indication system, automatically analyzes and searches an optimal evacuation route, and wins precious time for people to evacuate in emergency events.
Description
Technical Field
The invention relates to the field of fire control management, in particular to an intelligent fire fighting dredging indicating system.
Background
The evacuation indication in the building generally adopts the light type evacuation indication mark meeting the standard requirements to guide the evacuation direction, the guidance direction is fixed and unchanged, if the evacuation path guided by the evacuation indication mark is blocked by fire, the evacuation direction of people can be misguided, and the blockage of a safety exit can not be evacuated due to the evacuation of a large number of intensive people, so that casualties are caused. As can be seen, the existing evacuation indication sign system cannot adaptively change the operating state of the evacuation indication sign according to the actual conditions inside the building, and thus cannot flexibly adjust the evacuation direction indicated inside the building.
Disclosure of Invention
The invention aims to provide a fire-fighting intelligent evacuation indicating system, which is characterized in that a plurality of intelligent identification lamps are uniformly arranged along all evacuation channels in a building, and each intelligent identification lamp comprises a transit time sensor, a smoke sensor, a carbon dioxide sensor, a temperature sensor, a communication unit, a data processing unit and a direction indicating light source; the data processing unit processes the local measurement data detected by the sensor, and obtains respective passage time index values of people passing through the evacuation channels in different directions by combining the passage data of adjacent intelligent identification lamps, so as to determine the optimal evacuation direction; and judging whether the optimal evacuation direction is safe or not according to the local environment data detected by the sensor, thereby determining whether a direction indicating light source of an evacuation channel corresponding to the optimal evacuation direction is started or not. The intelligent fire fighting dispersion indicating system utilizes a distributed technology, a sensing technology and a computer algorithm to develop an intelligent dispersion indicating system, takes intelligent guidance dispersion far away from a fire source as an dispersion mode, automatically analyzes and searches an optimal dispersion path, reduces the dispersion time of people, avoids blind dispersion and wins precious time for dispersion of people in an emergency event; in addition, the system can also be applied to guide people to enter and exit large-scale venues, subway station halls and the like in order according to a specified route.
The purpose of the invention is realized by the following technical scheme:
an intelligent fire fighting evacuation indicating system, which consists of a plurality of intelligent identification lamps arranged along an evacuation channel in a building, is characterized in that,
the intelligent identification lamp comprises:
the passing time sensor is used for measuring the passing time interval of the person passing through the intelligent identification lamp; the passing time sensor is a laser ranging sensor, an infrared diffuse reflection inductive switch sensor or an ultrasonic ranging sensor;
the smoke sensor is used for detecting the smoke concentration of the area near the intelligent identification lamp;
the carbon dioxide sensor is used for detecting the concentration of carbon dioxide in the area near the intelligent identification lamp;
the temperature sensor is used for detecting the temperature of the area near the intelligent identification lamp;
the communication unit is used for realizing data communication between the intelligent identification lamp and the adjacent intelligent identification lamp;
the direction indicating light source is used for emitting light rays to realize direction indication of the intelligent identification lamp;
the data processing unit is used for processing the personnel passing time interval data to obtain respective passing time index values of the personnel passing evacuation channels in different directions; the system comprises a plurality of evacuation channels, a plurality of carbon dioxide concentration data and a plurality of temperature data, wherein the evacuation channels are used for evacuating smoke and carbon dioxide;
the data processing unit also determines the optimal evacuation direction from the evacuation channels in different directions according to the passing time index values of the evacuation channels in different directions;
the data processing unit also judges whether the evacuation channel corresponding to the optimal evacuation direction is safe or not according to the environmental index value of the evacuation channel corresponding to the optimal evacuation direction;
when the evacuation channel corresponding to the optimal evacuation direction is determined to be safe, starting a direction indicating light source of the evacuation channel corresponding to the optimal evacuation direction to indicate the optimal evacuation direction;
and when the evacuation channel corresponding to the optimal evacuation direction is determined to be unsafe, not starting all direction indicating light sources of the evacuation channel corresponding to the optimal evacuation direction.
In one embodiment, the intelligent identification lamp further comprises a power supply module; the power supply module receives an external power supply and is used for supplying power to the passing time sensor, the smoke sensor, the carbon dioxide sensor, the temperature sensor, the communication unit, the direction indicating light source and the data processing unit.
In one embodiment, the processing the personnel passing time interval data by the data processing unit to obtain respective passing time index values of the personnel passing through the evacuation channels in different directions specifically includes:
in the evacuation channel in each direction, calculating the corresponding personnel passing time interval data through the data processing unit of each intelligent identification lamp contained in the evacuation channel to obtain the local passing time index value of the channel section corresponding to each intelligent identification lamp;
the communication unit is utilized to send the local passing time index value of the current intelligent identification lamp to the next adjacent intelligent identification lamp; and each next intelligent identification lamp accumulates the received local passing time index value of the adjacent identification lamp and the local passing time index value of the next intelligent identification lamp to obtain an integrated passing time index value, then the integrated passing time index value obtained by accumulation is sent to the adjacent next intelligent identification lamp, the integrated passing time index value is accumulated with the local passing time index value of the next intelligent identification lamp, and the like until the last intelligent identification lamp of the evacuation channel is traversed, so that the passing time index value of the evacuation channel in each direction is obtained.
In one embodiment, a communication address of the identification lamp is preset in a communication unit of each intelligent identification lamp; and the communication unit of each intelligent identification lamp carries out data communication with the communication unit of the adjacent intelligent identification lamp according to the identification lamp communication address.
In one embodiment, the determining, by the data processing unit, an optimal evacuation direction from the evacuation channels in different directions according to the passing time index values of the evacuation channels in different directions specifically includes:
and the data processing unit compares the comprehensive passing time index values of the evacuation channels in different directions, and determines the direction corresponding to the evacuation channel with the minimum passing time index value as the optimal evacuation direction.
In one embodiment, the data processing unit further generates a sorting queue for all the evacuation channels according to the ascending order of the passing time index values of the evacuation channels in different directions.
In one embodiment, the processing the smoke concentration data, the carbon dioxide concentration data, and the temperature data by the data processing unit to obtain respective environmental data of evacuation channels in different directions, and determining whether the evacuation channel corresponding to the optimal evacuation direction is safe according to the environmental data of the evacuation channel corresponding to the optimal evacuation direction specifically includes:
the data processing unit respectively compares the smoke concentration data, the carbon dioxide concentration data and the temperature data with a threshold value;
if the smoke concentration value of the smoke concentration data is greater than or equal to a preset smoke concentration threshold value, or the carbon dioxide concentration value of the carbon dioxide concentration data is greater than or equal to a preset carbon dioxide concentration value, or the temperature value of the temperature data is greater than or equal to a preset temperature threshold value, judging that an evacuation channel corresponding to the optimal evacuation direction is unsafe; otherwise, judging the safety of the evacuation channel corresponding to the optimal evacuation direction.
In one embodiment, when it is determined that the evacuation channel corresponding to the optimal evacuation direction is not safe, the method further includes:
performing threshold comparison processing on the smoke concentration data, the carbon dioxide concentration data and the temperature data of an evacuation channel which is adjacent to the next arrangement position of the evacuation channel corresponding to the optimal evacuation direction from the sequencing queue of all the evacuation channels;
if the evacuation channel close to the next row position is safe, turning on direction indicating light sources of all intelligent identification lamps of the current evacuation channel; if the evacuation channel next to the next row position is unsafe, the direction indicating light sources of all the intelligent identification lamps of the current evacuation channel are not started, and the evacuation channel next to the next row position of the current evacuation channel is subjected to the threshold value comparison processing, and the like.
In one embodiment, the communication unit of the intelligent identification lamp is further in communication connection with an external mobile phone terminal, and the external mobile phone terminal can achieve field debugging and setting of the intelligent identification lamp.
In one embodiment, the intelligent identification lamp further comprises a fault identification unit; the fault identification unit is used for judging whether any one of the passing time sensor, the smoke sensor, the carbon dioxide sensor and the temperature sensor has a fault event or not; and the communication unit is used for sending the judgment result of the fault identification unit to an external mobile phone terminal.
Compared with the prior art, the invention has the following beneficial effects:
the intelligent fire fighting dispersion indicating system provided by the application utilizes a distributed technology, a sensing technology and a computer algorithm to develop an intelligent dispersion indicating system, takes 'intelligent guidance dispersion away from a fire source and nearby' as an dispersion mode, automatically analyzes and searches an optimal dispersion path, reduces the dispersion time of people, avoids blind dispersion, and wins precious time for dispersion of people in an emergency event; in addition, the system can also be applied to guide people to enter and exit large-scale venues, subway station halls and the like in order according to a specified route.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts. Wherein:
fig. 1 is a schematic structural diagram of a fire protection intelligent evacuation indication system provided by the present application.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures associated with the present application are shown in the drawings, not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "comprising" and "having," as well as any variations thereof, in this application are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1, an embodiment of the fire protection intelligent evacuation indicating system according to the present application includes a plurality of intelligent identification lamps arranged along an evacuation passageway inside a building. The interior of the building can comprise evacuation channels extending along a plurality of different evacuation directions, a plurality of intelligent identification lamps are arranged on each evacuation channel, and each intelligent identification lamp is used as an intelligent node and can independently perform sensing detection and analysis processing on local trafficability data and local environment data. The intelligent identification lamps form a distributed decentralized system together, so that the reliability and the accuracy of the illumination indication of the evacuation channel are improved.
Every intelligence marker light is inside all to include:
the passing time sensor is used for measuring the passing time interval of the person passing through the intelligent identification lamp; the passing time sensor can be but is not limited to a laser ranging sensor, an infrared diffuse reflection inductive switch sensor or an ultrasonic ranging sensor;
the smoke sensor is used for detecting smoke concentration data of an area near the intelligent identification lamp; the smoke sensor can detect the smoke concentration value of an area near the position of the intelligent identification lamp in real time, so that the smoke concentration can be accurately and quantitatively detected when a fire occurs in a building;
the carbon dioxide sensor is used for detecting carbon dioxide concentration data of an area near the intelligent identification lamp; the carbon dioxide sensor can detect the carbon dioxide concentration value of an area near the position of the intelligent identification lamp in real time, so that the carbon dioxide concentration can be accurately and quantitatively detected when a fire occurs in a building;
the temperature sensor is used for detecting temperature data of an area near the intelligent identification lamp; the temperature sensor can detect the temperature value of an area near the position of the intelligent identification lamp in real time, so that the temperature in a fire scene can be accurately and quantitatively detected when a building is in a fire;
the communication unit is used for realizing data communication between the intelligent identification lamp and the adjacent intelligent identification lamp; each intelligent identification lamp can perform data communication with another intelligent identification lamp which is adjacent to the intelligent identification lamp on the same evacuation channel by using the communication unit of the intelligent identification lamp, so that stable and continuous data communication of two adjacent intelligent identification lamps on the same evacuation channel can be ensured;
the direction indicating light source is used for emitting light rays to realize direction indication of the intelligent identification lamp; the direction indicating light source can be, but is not limited to, an LED lamp, which is used for emitting red or yellow light and providing high-brightness and high-penetrability direction light indication when people are evacuated;
the data processing unit is used for processing the personnel passing time interval data to obtain respective passing time index values of the personnel passing evacuation channels in different directions; the system comprises a plurality of evacuation channels, a plurality of temperature sensors and a control system, wherein the temperature sensors are used for acquiring the temperature data of the evacuation channels; the data processing unit can analyze and calculate the data through a speed and personnel density mathematical model, such as a P & M model or a square model, so as to obtain the respective passing time index value of the personnel passing through the evacuation channel corresponding to each direction;
the data processing unit also determines the optimal evacuation direction from the evacuation channels in different directions according to the passing time index values of the evacuation channels in different directions; accurately screening out the optimal evacuation direction by taking the passing time index value of the evacuation channel in each direction as a reference;
the data processing unit also judges whether the evacuation channel corresponding to the optimal evacuation direction is safe or not according to the environment index value of the evacuation channel corresponding to the optimal evacuation direction; the data processing unit can accurately and quickly judge whether the evacuation channel corresponding to the optimal evacuation direction is safe or not by taking environmental factors such as smoke concentration data, carbon dioxide concentration data, temperature data and the like as standards, so that people are prevented from being guided into the unsafe evacuation channel to escape;
when the safety of the evacuation channel corresponding to the optimal evacuation direction is determined, starting a direction indicating light source of the evacuation channel corresponding to the optimal evacuation direction to indicate the optimal evacuation direction; therefore, under the condition that the evacuation channel is determined to be safe, the direction indicating light source of the evacuation channel corresponding to the optimal evacuation direction is lightened to indicate the optimal evacuation direction.
When the evacuation channel corresponding to the optimal evacuation direction is determined to be unsafe, all direction indicating light sources of the evacuation channel corresponding to the optimal evacuation direction are not started, so that the direction indicating light sources of the evacuation channel corresponding to the optimal evacuation direction are not lightened under the condition that the evacuation channel is determined to be unsafe, and personnel are prevented from entering a dangerous environment in the process of escaping and evacuation.
Preferably, the intelligent identification lamp further comprises a power supply module; the power supply module receives an external power supply and is used for supplying power to the passing time sensor, the smoke sensor, the carbon dioxide sensor, the temperature sensor, the communication unit, the direction indicating light source and the data processing unit.
The beneficial effects of the above technical scheme are: every intelligent recognition lamp can set up power module such as lithium cell, and power module is used for supplying power through time sensor, smoke transducer, carbon dioxide sensor, temperature sensor, communication unit, direction indication light source and data processing unit, can guarantee the continuous stable work of intelligent identification lamp like this and prolong the time of cruising of intelligent recognition lamp.
Preferably, the processing the relative passage time data by the data processing unit to obtain the passage time index values of the persons passing through the evacuation channels in different directions specifically includes:
in the evacuation channel in each direction, processing the corresponding personnel passing time interval data through the data processing unit of each intelligent identification lamp contained in the evacuation channel to obtain a local passing time index value corresponding to each intelligent identification lamp;
the communication unit is utilized to send the local passing time index value of the current intelligent identification lamp to the next adjacent intelligent identification lamp; and accumulating the received passing time index value of the adjacent identification lamp and the local passing time index value of the adjacent identification lamp by each next intelligent identification lamp to obtain an integrated passing time index value, then sending the integrated passing time index value obtained by accumulation to the adjacent next intelligent identification lamp, accumulating the integrated passing time index value and the local passing time index value of the next intelligent identification lamp, and repeating the steps until the last intelligent identification lamp of the evacuation channel is traversed, thereby obtaining the passing time index value of the evacuation channel in each direction.
The beneficial effects of the above technical scheme are: in the same evacuation channel, each intelligent identification lamp carries out data communication with another intelligent identification lamp adjacent to the intelligent identification lamp through the communication unit of the intelligent identification lamp, so that the result of the data processing unit of each intelligent identification lamp in the same evacuation channel after carrying out local data processing can be transmitted one by one along all the intelligent identification lamps in the extension direction of the evacuation channel in sequence. Specifically, after the first intelligent identification lamp arranged along the extension direction of the evacuation channel finishes the acquisition of the personnel passing time interval data, the smoke concentration data, the carbon dioxide concentration data and the temperature data, the data processing unit therein can process the acquired data (namely input the data into a speed and personnel density mathematical model for calculation processing), and can obtain a local passing time index value corresponding to the first intelligent identification lamp; then, the local passing time index value corresponding to the first intelligent identification lamp is sent to an adjacent second intelligent identification lamp, and the second intelligent identification lamp calculates to obtain a corresponding comprehensive passing time index value by accumulating the local passing time index value of the second intelligent identification lamp and the local passing time index value corresponding to the first intelligent identification lamp; and then, sending the comprehensive passing time index value to a third adjacent intelligent identification lamp, calculating by the third intelligent identification lamp to obtain a new comprehensive passing time index value by accumulating the local passing time index value relative to the third intelligent identification lamp and the comprehensive passing time index value, and so on until the last intelligent identification lamp is calculated to obtain the local passing time index value relative to the third intelligent identification lamp and the latest comprehensive passing time index value, thereby obtaining the passing time index value corresponding to the evacuation channel in each direction. The above description is only for better explaining the calculation mode of the system, and in the above mode, each intelligent identification lamp can be used as a node, and each node in the system operation sends a comprehensive passing time index value and environment data to a plurality of adjacent nodes in different directions, that is, each node is connected with adjacent nodes, and information is transmitted mutually, and there is no actual sequence. In the calculation, the passing speed of the personnel is calculated according to the relation between the passing time interval of the personnel and the distance interval of the personnel and three channel modes of a downstairs channel, an upstairs channel and a straight channel, so that the calculation accuracy of the passing time index value of the body corresponding to each intelligent identification lamp is improved.
Preferably, the communication unit of each intelligent identification lamp is preset with an identification lamp communication address; and the communication unit of each intelligent identification lamp carries out data communication with the communication units of the adjacent intelligent identification lamps according to the communication addresses of the identification lamps.
The beneficial effects of the above technical scheme are: the communication unit of each intelligent identification lamp is preset with a unique identification lamp communication address, and the communication unit sends data information to the adjacent intelligent identification lamp according to the identification lamp communication address, so that the data transmission distance can be effectively reduced.
Preferably, the determining, by the data processing unit, an optimal evacuation direction from the evacuation channels in different directions according to the passing time index values of the evacuation channels in different directions specifically includes:
and the data processing unit compares the passing time index values of the evacuation channels in different directions, and determines the direction corresponding to the evacuation channel with the minimum passing time index value as the optimal evacuation direction.
The beneficial effects of the above technical scheme are: the direction corresponding to the evacuation passageway with the minimum passing time index value is determined as the optimal evacuation direction, so that the rapid evacuation efficiency can be ensured when the evacuation passageway corresponding to the optimal evacuation direction is used for escape and evacuation.
Preferably, the data processing unit further generates a sorting queue for all the evacuation channels according to the ascending order of the passing time index values of the evacuation channels in different directions.
The beneficial effects of the above technical scheme are: according to the sequence of the passage time index values of the evacuation channels in different directions from small to large, the sorting queue of all the evacuation channels is generated, so that when the evacuation channel corresponding to the optimal evacuation direction is determined to be unsafe subsequently, the optimal evacuation direction with the second smallest passage time index value can be searched for from the sorting queue for the second time, and the reliability of evacuation indication is ensured.
Preferably, the processing the smoke concentration data, the carbon dioxide concentration data, and the temperature data by the data processing unit to obtain respective environmental index values of the evacuation channels in different directions, and the determining whether the evacuation channel corresponding to the optimal evacuation direction is safe or not according to the environmental value of the evacuation channel corresponding to the optimal evacuation direction specifically includes:
the data processing unit respectively performs threshold comparison processing on the smoke concentration data, the carbon dioxide concentration data and the temperature data;
if the smoke concentration value of the smoke concentration data is greater than or equal to a preset smoke concentration threshold value, or the carbon dioxide concentration value of the carbon dioxide concentration data is greater than or equal to a preset carbon dioxide concentration value, or the temperature value of the temperature data is greater than or equal to a preset temperature threshold value, judging that the evacuation channel corresponding to the optimal evacuation direction is unsafe; otherwise, judging the safety of the evacuation channel corresponding to the optimal evacuation direction.
The beneficial effects of the above technical scheme are: the method is characterized in that environmental data such as smoke concentration data, carbon dioxide concentration data and temperature data are used as standards for judging whether an evacuation channel is safe or not, if the smoke concentration value of the smoke concentration data is larger than or equal to a preset smoke concentration threshold value, or the carbon dioxide concentration value of the carbon dioxide concentration data is larger than or equal to a preset carbon dioxide concentration value, or the temperature value of the temperature data is larger than or equal to a preset temperature threshold value, it is indicated that the smoke concentration, or the carbon dioxide concentration or the temperature of the corresponding evacuation channel is higher, if people escape and evacuate along the evacuation channel, dangers such as burning or suffocation of smoke easily occur, and escape safety of the people cannot be guaranteed.
Preferably, when it is determined that the evacuation passageway corresponding to the optimal evacuation direction is unsafe, the method further comprises:
respectively carrying out threshold comparison processing on the smoke concentration data, the carbon dioxide concentration data and the temperature data of the evacuation channel which is close to the next arrangement position and corresponds to the optimal evacuation direction from the arrangement queues of all the evacuation channels;
if the evacuation channel close to the next row position is safe, turning on direction indicating light sources of all intelligent identification lamps of the current evacuation channel; if the evacuation channel next to the next row position is unsafe, the direction indicating light sources of all the intelligent identification lamps of the current evacuation channel are not started, and then the threshold value comparison processing is carried out on the evacuation channel next to the next row position of the current evacuation channel, and the like.
The beneficial effects of the above technical scheme are: when the evacuation channel corresponding to the optimal evacuation direction is determined to be unsafe, another evacuation direction with a second-level larger passing time index value compared with the optimal evacuation direction is selected from the sorting queues of all the evacuation channels, the same safety judgment is carried out on the evacuation channel in the other evacuation direction, and the like until the evacuation channel with the smaller passing time index value and the safety is found.
Preferably, the communication unit of the intelligent identification lamp is also in communication connection with an external mobile phone terminal, and the external mobile phone terminal can realize field debugging and setting of the intelligent identification lamp.
The beneficial effects of the above technical scheme are: through the mode, a user can adjust the field debugging and setting of each intelligent identification lamp in real time through the mobile phone terminal held by the user, for example, the adjacent intelligent indication lamp of each intelligent identification lamp is set, and the power supply state of the power supply module or the on-off state of the direction indicating light source is checked.
Preferably, the intelligent marker light further comprises a fault recognition unit; the fault identification unit is used for judging whether any one of the passing time sensor, the smoke sensor, the carbon dioxide sensor and the temperature sensor has a fault event or not; and the communication unit is used for sending the judgment result of the fault identification unit to an external mobile phone terminal.
The beneficial effects of the above technical scheme are: through setting up the fault identification unit, can carry out fault identification to all sensors that intelligent identification lamp contains, be convenient for in time discover whether the work of every sensor is normal to make the user can know the working property of intelligent identification lamp in real time through cell-phone terminal.
The above is only one embodiment of the present invention, and any other modifications based on the concept of the present invention are considered as the protection scope of the present invention.
Claims (10)
1. An intelligent fire fighting evacuation indicating system, which consists of a plurality of intelligent identification lamps arranged along an evacuation channel in a building, is characterized in that,
the intelligent identification lamp comprises:
the passing time sensor is used for measuring the passing time interval of the person passing through the intelligent identification lamp; the passing time sensor is a laser ranging sensor, an infrared diffuse reflection inductive switch sensor or an ultrasonic ranging sensor;
the smoke sensor is used for detecting the smoke concentration of the area near the intelligent identification lamp;
a carbon dioxide sensor for detecting the concentration of carbon dioxide in the area near the intelligent marker light;
the temperature sensor is used for detecting the temperature of the area near the intelligent identification lamp;
the communication unit is used for realizing data communication between the intelligent identification lamp and the adjacent intelligent identification lamp;
the direction indicating light source is used for emitting light rays to realize direction indication of the intelligent identification lamp;
the data processing unit is used for processing the personnel passing time interval data to obtain respective passing time index values of the personnel passing through evacuation channels in different directions; the system comprises a plurality of evacuation channels, a plurality of carbon dioxide concentration data and a plurality of temperature data, wherein the evacuation channels are used for evacuating smoke and carbon dioxide;
the data processing unit also determines the optimal evacuation direction from the evacuation channels in different directions according to the passing time index values of the evacuation channels in different directions;
the data processing unit also judges whether the evacuation channel corresponding to the optimal evacuation direction is safe or not according to the environmental index value of the evacuation channel corresponding to the optimal evacuation direction;
when the evacuation channel corresponding to the optimal evacuation direction is determined to be safe, starting a direction indicating light source of the evacuation channel corresponding to the optimal evacuation direction to indicate the optimal evacuation direction;
and when the evacuation channel corresponding to the optimal evacuation direction is determined to be unsafe, not starting all direction indicating light sources of the evacuation channel corresponding to the optimal evacuation direction.
2. The fire protection intelligent evacuation indicating system of claim 1, wherein the intelligent identification light further comprises a power module; the power supply module receives an external power supply and is used for supplying power to the passing time sensor, the smoke sensor, the carbon dioxide sensor, the temperature sensor, the communication unit, the direction indicating light source and the data processing unit.
3. The fire protection intelligent evacuation instructing system according to claim 1, wherein the data processing unit processes the personnel passing time interval data to obtain respective passing time index values of personnel passing evacuation channels in different directions, and specifically comprises:
in the evacuation channel in each direction, calculating the corresponding personnel passing time interval data through the data processing unit of each intelligent identification lamp contained in the evacuation channel to obtain the local passing time index value of the channel section corresponding to each intelligent identification lamp;
the communication unit is utilized to send the local passing time index value of the current intelligent identification lamp to the next adjacent intelligent identification lamp; and each next intelligent identification lamp accumulates the received local passing time index value of the adjacent identification lamp and the local passing time index value of the next intelligent identification lamp to obtain an integrated passing time index value, then the integrated passing time index value obtained by accumulation is sent to the adjacent next intelligent identification lamp, the integrated passing time index value is accumulated with the local passing time index value of the next intelligent identification lamp, and the like until the last intelligent identification lamp of the evacuation channel is traversed, so that the passing time index value of the evacuation channel in each direction is obtained.
4. The fire-fighting intelligent evacuation indicating system according to claim 3, wherein a marker light communication address is preset in a communication unit of each intelligent marker light; and the communication unit of each intelligent identification lamp carries out data communication with the communication unit of the adjacent intelligent identification lamp according to the identification lamp communication address.
5. The fire protection intelligent evacuation instructing system of claim 4, wherein the data processing unit further determines the optimal evacuation direction from the evacuation channels in different directions according to the transit time index values of the evacuation channels in different directions, and specifically comprises:
and the data processing unit compares the comprehensive passing time index values of the evacuation channels in different directions, and determines the direction corresponding to the evacuation channel with the minimum passing time index value as the optimal evacuation direction.
6. The fire protection intelligent evacuation instructing system of claim 5, wherein the data processing unit further generates a sorting queue for all evacuation channels according to the descending order of the transit time index values of the evacuation channels in different directions.
7. The fire-fighting intelligent evacuation indicating system according to claim 6, wherein the data processing unit processes the smoke concentration data, the carbon dioxide concentration data, and the temperature data to obtain respective environmental data of evacuation channels in different directions, and the determining whether the evacuation channel corresponding to the optimal evacuation direction is safe or not according to the environmental data of the evacuation channel corresponding to the optimal evacuation direction specifically comprises:
the data processing unit respectively compares the smoke concentration data, the carbon dioxide concentration data and the temperature data with a threshold value;
if the smoke concentration value of the smoke concentration data is greater than or equal to a preset smoke concentration threshold value, or the carbon dioxide concentration value of the carbon dioxide concentration data is greater than or equal to a preset carbon dioxide concentration value, or the temperature value of the temperature data is greater than or equal to a preset temperature threshold value, judging that an evacuation channel corresponding to the optimal evacuation direction is unsafe; otherwise, judging the safety of the evacuation channel corresponding to the optimal evacuation direction.
8. The fire protection intelligent evacuation instructing system of claim 7, wherein when it is determined that the evacuation route corresponding to the optimal evacuation direction is not safe, the system further comprises:
performing threshold comparison processing on the smoke concentration data, the carbon dioxide concentration data and the temperature data of an evacuation channel which is adjacent to the next arrangement position of the evacuation channel corresponding to the optimal evacuation direction from the sequencing queue of all the evacuation channels;
if the evacuation channel close to the next row position is safe, turning on direction indicating light sources of all intelligent identification lamps of the current evacuation channel; if the evacuation channel next to the next row position is unsafe, the direction indicating light sources of all the intelligent identification lamps of the current evacuation channel are not started, and the evacuation channel next to the next row position of the current evacuation channel is subjected to the threshold value comparison processing, and the like.
9. The fire-fighting intelligent evacuation indicating system according to claim 8, wherein the communication unit of the intelligent identification lamp is further in communication connection with an external mobile phone terminal, and the external mobile phone terminal can realize field debugging and setting of the intelligent identification lamp.
10. The fire protection intelligent evacuation indicating system of claim 9, wherein the intelligent marker light further comprises a fault recognition unit; the fault identification unit is used for judging whether any one of the passing time sensor, the smoke sensor, the carbon dioxide sensor and the temperature sensor has a fault event or not; and the communication unit is used for sending the judgment result of the fault identification unit to an external mobile phone terminal.
Priority Applications (1)
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| CN1959751A (en) * | 2006-09-20 | 2007-05-09 | 山东建筑大学 | Intelligence type indicator light system for safe decongestion |
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| CN112562235A (en) * | 2020-11-26 | 2021-03-26 | 上海应用技术大学 | Intelligent evacuation indicating system based on ZigBee |
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| JPH0749986A (en) * | 1991-09-24 | 1995-02-21 | Kooatsu:Kk | Evacuation guidance system |
| CN1959751A (en) * | 2006-09-20 | 2007-05-09 | 山东建筑大学 | Intelligence type indicator light system for safe decongestion |
| CN102974049A (en) * | 2011-09-02 | 2013-03-20 | 深圳光启高等理工研究院 | Emergency hedge system |
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