CN117041331B - Fire alarm system and method thereof - Google Patents
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- CN117041331B CN117041331B CN202311302096.2A CN202311302096A CN117041331B CN 117041331 B CN117041331 B CN 117041331B CN 202311302096 A CN202311302096 A CN 202311302096A CN 117041331 B CN117041331 B CN 117041331B
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B27/00—Alarm systems in which the alarm condition is signalled from a central station to a plurality of substations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/55—Push-based network services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/90—Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
Abstract
The application belongs to the technical field of fire alarm systems, and discloses a fire alarm system and a method thereof, wherein the fire alarm system comprises: the information acquisition module is used for acquiring fire information, wherein the fire information comprises fire grade and fire position; the range determining module is used for determining an alarm range according to the fire grade and the fire position; the target determining module is used for acquiring the current position of the candidate user terminal and determining a target user terminal according to the current position and the alarm range; the alarm sending module is used for sending a fire alarm message containing the fire information to a target user terminal; the application can improve the accuracy and the effectiveness of alarming when facing the fire-fighting event.
Description
Technical Field
The application belongs to the technical field of fire alarm systems, and particularly relates to a fire alarm system and a method thereof.
Background
In daily life and work, various fire hazards exist, serious events such as fire disaster and the like are easy to cause, and huge harm is brought to life, production and property of people; therefore, when fire fighting events such as fire disaster occur, the alarm needs to be given timely, and people are reminded to avoid risks timely.
In the existing scheme, after a fire disaster is detected by means of a sensor and the like, a ring alarm is given.
The prior art scheme has the advantages that the alarm range is limited, unified reminding can be simply carried out within a fixed range, and the limitation is large.
It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The application aims to solve the technical problem of providing a fire alarm system and a method thereof, which can improve the accuracy and the effectiveness of alarming when facing a fire event.
In order to solve the technical problems, the application provides the following technical scheme:
a fire alarm system for use at a service end, the system comprising:
the information acquisition module is used for acquiring fire information, wherein the fire information comprises fire grade and fire position;
the range determining module is used for determining an alarm range according to the fire grade and the fire position;
the target determining module is used for acquiring the current position of the candidate user terminal and determining a target user terminal according to the current position and the alarm range;
and the alarm sending module is used for sending a fire alarm message containing the fire information to the target user terminal.
The following is a further optimization of the above technical solution according to the present application:
the fire alarm message indicates the target user terminal to alarm in a first mode; the system further comprises:
the second-level alarm module is used for determining whether the interaction information of the target user terminal is acquired or not after the step of sending the fire alarm message containing the fire information to the target user terminal, wherein the interaction information is generated by the target user terminal in response to the operation of checking the message by a user;
when the interaction information is not received, a fire control warning message containing the fire control information is sent to the target user terminal;
the fire-fighting warning message comprises the fire-fighting information, the fire-fighting warning message indicates the target user terminal to alarm in a second mode, and the perception of the second mode is larger than that of the first mode.
Further optimizing: the range determining module is used for selecting a determining mode of an alarm range according to the fire position, wherein the determining mode comprises an area and a structure;
and determining an alarm range according to the fire grade, the fire position and the determination mode.
Further optimizing: the range determining module is used for recognizing that the fire position is located in an open area, and calculating the area of the alarm range corresponding to the fire position in a preset mode.
Further optimizing: the range determining module is used for identifying a specific building with the fire position in a building area and acquiring an image corresponding to the building area;
and taking the building structure associated with the specific building as an alarm range according to the building structure of the building area indicated by the image.
Further optimizing: the target determining module is used for determining candidate user terminals with the current positions within the alarm range as first target user terminals;
and determining other user terminals with association relation with the first target user terminal, and taking the other user terminals as second target user terminals.
Further optimizing: and the alarm sending module is used for sending a fire alarm message containing the fire information to the first target user terminal and the second target user terminal.
Further optimizing: the target determining module is configured to query a preset data table for other user terminals corresponding to the first target user terminal.
Further optimizing: the perceptibility of the second mode is larger than that of the first mode, and at least one of sound size, vibration intensity and light brightness is included.
The application also provides a fire alarm method, which is applied to the server based on the fire alarm system and comprises the following steps:
acquiring fire information, wherein the fire information comprises fire grade and fire position;
determining an alarm range according to the fire grade and the fire position;
acquiring the current position of a candidate user terminal, and determining a target user terminal according to the current position and the alarm range;
and sending a fire alarm message containing the fire information to a target user terminal.
The application adopts the technical scheme and has the following beneficial effects:
fire information is accurately described by acquiring factors such as fire grade, fire position and the like in real time through means such as related sensors, monitoring equipment and the like; reasonably determining a fire spreading range according to the fire grade and the fire position so as to send an alarm message later; the method comprises the steps of obtaining the current position of a candidate user terminal, determining a target user terminal which needs to receive a fire alarm message according to the current position and the alarm range of the user terminal, and then sending the fire alarm message containing fire information to the target user terminal.
The application can rapidly acquire the fire information, accurately determine the alarm range, and send the fire alarm information to the target user terminal needing to acquire the fire alarm information, thereby effectively protecting the safety of personnel and property, improving the accuracy and further improving the effectiveness of emergency response of fire accidents.
The application will be further described with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of an exemplary scenario in an embodiment of the present application;
FIG. 2 is a block diagram of a fire alarm system in an embodiment of the application;
FIG. 3 is a block diagram of a fire alarm system in an embodiment of the application;
FIG. 4 is a schematic flow chart of a fire alarm method according to an embodiment of the application;
fig. 5 is a schematic diagram of a computer system of an electronic device according to an embodiment of the application.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art; the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the application.
It should be noted that although the steps of the method in the present embodiment are depicted in the drawings in a particular order, this does not require or imply that the steps must be performed in that particular order or that all of the illustrated steps be performed in order to achieve desirable results; additionally or alternatively, certain steps may be omitted, multiple steps combined into one step to perform, and/or one step decomposed into multiple steps to perform, etc.
Moreover, the drawings are only schematic illustrations of the present embodiments and are not necessarily drawn to scale; the same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted; some of the block diagrams shown in the figures are functional entities, not necessarily corresponding to physically or logically separate entities; these functional entities may be implemented in software or in one or more hardware modules or integrated circuits or in different networks and/or processor devices and/or microcontroller devices.
Fig. 1 schematically shows a schematic diagram of an exemplary system architecture to which the fire alarm system of the present embodiment may be applied.
As shown in fig. 1, the terminal device and the server in fig. 1 are only schematic; there may be any number of terminal devices and servers, as desired for implementation.
The first terminal device 101 and the second terminal device 102 may be user terminals, the first terminal device 101 may be a computer terminal set in a fixed location such as a user home, a company, etc., the second terminal device 102 may be a mobile terminal of a user, and the server 103 may receive a message from the terminal and send a message to the terminal.
In connection with the present application, the server 103 may obtain fire information including fire level, fire location; the server 103 determines an alarm range according to the fire grade and the fire position; the first terminal equipment 101 and the second terminal equipment 102 send positions to the server 103, the server 103 obtains the current positions of candidate user terminals, and the server 103 determines target user terminals according to the current positions and the alarm range; the server 103 transmits a fire alarm message containing the fire information to the first terminal device 101 and the second terminal device 102.
As shown in fig. 2, a fire alarm system includes:
an information acquisition module 210, configured to acquire fire information, where the fire information includes fire level and fire position;
a range determining module 220, configured to determine an alarm range according to the fire level and the fire position;
a target determining module 230, configured to obtain a current location of a candidate ue, and determine a target ue according to the current location and the alarm range;
and the alarm sending module 240 is configured to send a fire alarm message containing the fire information to the target user terminal.
In the embodiment, fire information is accurately described by acquiring factors such as fire grade, fire position and the like in real time; reasonably determining a fire spreading range according to the fire grade and the fire position so as to send an alarm message later; the method comprises the steps of obtaining the current position of a candidate user terminal, determining a target user terminal which needs to receive a fire alarm message according to the current position and the alarm range of the user terminal, and then sending the fire alarm message containing fire information to the target user terminal.
In conclusion, the method and the device can achieve rapid acquisition of fire information, accurately determine the alarm range, send the fire alarm information to the target user terminal needing to acquire the fire alarm information, and improve the accuracy of protecting the safety of personnel and property, so that the effectiveness of emergency response of fire accidents is improved.
The various modules in the fire alarm system are described in detail below.
The information acquisition module 210 is configured to acquire fire information, where the fire information includes fire level and fire position.
In this embodiment, the fire information including fire grade and fire location may be obtained through a variety of approaches and techniques. For example, fire monitoring devices such as smoke sensors, flame detectors, temperature sensors, etc. are used, and are arranged in fire-fighting facilities and buildings to monitor the occurrence of fire in real time and to acquire information such as fire level and location.
Or installing video monitoring cameras in important areas, monitoring characteristics of fire smoke, flame and the like in real time by utilizing image analysis and identification technology, and identifying fire grade and fire position, specifically, analyzing video streams in real time by utilizing computer vision technology; the video analysis algorithm can adopt the technologies of deep learning, image processing and the like to process and analyze images in the video; in the video analysis process, it is necessary to extract the characteristics of the fire, which may include flames, smoke, hot spots, etc.
For these features, image processing algorithms and pattern recognition techniques may be used for extraction and analysis; and analyzing and judging the extracted characteristics to detect fire. The fire detection fire level may be performed using machine learning algorithms, deep learning models, and the like.
The fire alarm system can be set, when fire happens, an alarm signal is triggered through a fire alarm button or an automatic sensor, and the system acquires the information of fire grade and fire position; the method can also identify and collect fire related information published by the public, such as fire grade, fire position and the like through monitoring channels such as social media platforms, news reports and the like; the application is not limited herein as to how the fire information is obtained, including fire grade, location, etc.
The range determining module 220 is configured to determine an alarm range according to the fire level and the fire position.
In this embodiment, a specific area region may be described by a fire level and a fire position, for example, the fire position is used as the center of the alarm range, and the fire level is used for the radius of the corresponding circle. For example, if the fire level is 1, the radius of the corresponding alarm range is 1 km; the fire level is 2, the radius of the corresponding alarm range is 2 km, and so on.
The target determining module 230 is configured to obtain a current location of the candidate ue, and determine a target ue according to the current location and the alarm range.
In this embodiment, the current location of the user terminal may be determined in various manners, such as: GPS positioning: determining the geographical position of the terminal device using a global positioning system (Global Positioning System, GPS); the longitude and latitude coordinates of the equipment can be obtained through a GPS chip arranged in the equipment, so that the position of the equipment is determined; the position of the terminal equipment can also be determined by utilizing Wi-Fi signals; acquiring available Wi-Fi signal intensity and MAC address information around the equipment by scanning a nearby Wi-Fi network, and comparing the Wi-Fi signal intensity and the MAC address information with a pre-established Wi-Fi signal database so as to determine the position of the equipment; the position of the terminal equipment can also be determined by using Bluetooth signals; and acquiring available Bluetooth signal intensity and MAC address information around the equipment by scanning nearby Bluetooth equipment, and comparing the available Bluetooth signal intensity and MAC address information with a pre-established Bluetooth equipment database, thereby determining the position of the equipment.
Determining whether the terminal device is within a specific range by radio frequency identification (Radio Frequency Identification, RFID) technology; by mounting the RFID tag on the device, when the device approaches or enters a specific area, the position of the device can be detected and confirmed by the RFID reader-writer; the application is not limited here how to determine the location of the user terminal device.
After the position of the user terminal equipment is determined, combining the alarm range, and taking the user terminal equipment with the position of the user terminal equipment within the alarm range as a target user terminal.
If the fire position is identified to be located in the open area, calculating the area of the alarm range corresponding to the fire position in a preset mode, for example, calculating the area of the alarm range corresponding to the fire position by combining fire grade in a preset mode of calculating the circle area of the fire position as the center of a circle, or adding other reference factors such as wind direction to change the calculation mode of the area; the application is not limited here how the alarm range is calculated by calculating the area.
Or the specific building with the fire position in the building area is identified, and an image corresponding to the building area is acquired; and taking the building structure associated with the specific building as an alarm range according to the building structure of the building area indicated by the image.
The image corresponding to the building area can be an image on the ground shot by the unmanned aerial vehicle in the air, and the image data is transmitted to a server for processing and storage by a wireless transmission technology; the image of the corresponding area can be acquired through a data interface of the map, or the image shot by the satellite can be acquired; the present embodiment is not limited.
The structure of the building in the image can be identified by analyzing the difference between pixel values on different wavebands by utilizing the spectral characteristics of the remote sensing image, and classifying different types of ground objects.
Identifying boundaries of the building by removing background noise to determine a structure of the building within the area; building texture features can also be extracted by filtering the image, and boundaries of the building can be obtained to determine building structure within the area.
After the specific building where the fire position is located is determined, the building structure associated with the specific building can be used as an alarm range by identifying the building structure in the area.
For example, the alarm range is also set as the building B connected with the building A, or the range of the nearest building of the specific building is set as the alarm range when the specific building is located in a plurality of parallel buildings.
And the alarm sending module 240 is configured to send a fire alarm message containing the fire information to the target user terminal.
In this embodiment, the server transmits a fire alarm message including fire information to the target user terminal.
The fire information includes fire grade, fire location, and the fire alarm message may include more content, such as information including a recent disaster avoidance location, an escape route, a traffic route, etc., and the present application is not limited to what the fire alarm message may include in particular.
In some cases, the user may ignore the fire alarm message, for example, the fire alarm message is used as a message of common application software, and the user ignores the fire alarm message may cause danger.
Based on this, a fire alarm system is also provided in this embodiment, as shown in fig. 3, where the fire alarm message indicates that the target user terminal alarms in the first manner; the system further comprises:
a secondary alarm module 250, configured to determine whether to obtain interaction information of a target user terminal after the step of sending a fire alarm message including the fire information to the target user terminal, where the interaction information is generated by the target user terminal in response to an operation of viewing a message by a user;
when the interaction information is not received, a fire control warning message containing the fire control information is sent to the target user terminal;
the fire-fighting warning message comprises the fire-fighting information, the fire-fighting warning message indicates the target user terminal to alarm in a second mode, and the perception of the second mode is larger than that of the first mode.
In this embodiment, the secondary alarm module is configured to monitor whether the interactive information from the target user terminal is received after sending the fire alarm message including the fire information to the target user terminal.
This interaction information is typically feedback information generated by the user terminal device after viewing the message, e.g. if the user opens and clicks and slides the received fire alarm message, this action may be considered an interaction, where the user terminal device generates an interaction information to send to the server.
If the server fails to receive the interaction information within the preset time, judging that the target user terminal possibly does not timely read the fire alarm message; in this case, the system will send a fire warning message again to the target user terminal containing the same fire information.
The fire control warning message indicates the target user terminal to alarm in a second mode, and the perception of the second mode is larger than that of the first mode; for example, the first and second modes are measured in terms of volume magnitude and vibration intensity; the first way may be a volume 10, with a slight intensity of vibration; the second mode may be a volume 50, a strong vibration intensity; the application is not limited in the manner of alerting.
In this embodiment, the user is reminded again by determining whether to acquire the interactive information of the target user terminal, so that they can take necessary measures in time.
By the design, the effectiveness of fire alarm message transmission can be ensured, and the potential danger caused by the fact that the message is not received or read in time is reduced to the greatest extent.
Since a closer relationship exists between a specific person and a specific person, a person who has such a relationship may be concerned about the situation of another person.
Based on this, the embodiment also provides a fire alarm system, where the target determining module is configured to determine, as a first target user terminal, a candidate user terminal whose current position is in the alarm range;
and determining other user terminals with association relation with the first target user terminal, and taking the other user terminals as second target user terminals.
In this embodiment, the first target user terminal is determined from among the candidate user terminals whose current positions are within the alarm range, and then other user terminals having an association relationship with the first target user terminal are determined, and the other user terminals are used as the second target user terminal.
For example, a preset data table is stored in the server, the association relationship between the user terminal device and other specific user terminal devices is stored in the preset data table, the user can upload personal information of the user, and the server matches the information to obtain the data table; the application is not limited here how the different user terminal devices are associated.
After the first target user terminal is determined, the second target user terminal associated with the first target user terminal is determined, so that fire alarm messages of other people concerned by the user can be timely pushed to the user; and further improves the comprehensiveness and effectiveness of information transmission.
As shown in fig. 4, the present application further provides a fire alarm method, based on the fire alarm system, applied to a server, where the method includes:
s410, acquiring fire information, wherein the fire information comprises fire grade and fire position;
s420, determining an alarm range according to the fire grade and the fire position;
s430, obtaining the current position of the candidate user terminal, and determining a target user terminal according to the current position and the alarm range;
s440, sending a fire alarm message containing the fire information to the target user terminal.
In this embodiment, the fire alarm message instructs the target user terminal to alarm in a first manner; after the step of transmitting a fire alarm message including the fire information to a target user terminal;
the method further comprises the steps of: determining whether interaction information of the target user terminal is acquired, wherein the interaction information is generated by the target user terminal in response to the operation of checking a message by a user;
when the interaction information is not received, a fire control warning message containing the fire control information is sent to the target user terminal;
the fire-fighting warning message comprises the fire-fighting information, the fire-fighting warning message indicates the target user terminal to alarm in a second mode, and the perception of the second mode is larger than that of the first mode.
In this embodiment, the step of determining the alarm range according to the fire level and the fire position includes:
selecting a determining mode of an alarm range according to the fire position, wherein the determining mode comprises an area and a structure;
and determining an alarm range according to the fire grade, the fire position and the determination mode.
In this embodiment, the step of selecting the determining mode of the alarm range according to the fire position includes:
and if the fire position is identified to be located in the open area, calculating the area of the alarm range corresponding to the fire position in a preset mode.
In this embodiment, the step of selecting the determining mode of the alarm range according to the fire position includes:
if the specific building with the fire position in the building area is identified, acquiring an image corresponding to the building area;
and taking the building structure associated with the specific building as an alarm range according to the building structure of the building area indicated by the image.
In this embodiment, the step of determining the target user terminal according to the current location and the alarm range includes:
determining candidate user terminals of which the current positions are in the alarm range as first target user terminals;
and determining other user terminals with association relation with the first target user terminal, and taking the other user terminals as second target user terminals.
In this embodiment, the step of sending a fire alarm message including the fire information to a target user terminal includes:
and sending a fire alarm message containing the fire information to the first target user terminal and the second target user terminal.
In this embodiment, the step of determining other user terminals having an association relationship with the first target user terminal includes:
and inquiring other user terminals corresponding to the first target user terminal in a preset data table.
In this embodiment, the perceptibility of the second mode is greater than that of the first mode, and the perceptibility includes at least one of sound size, vibration intensity, and light brightness.
The above steps may correspond to the modules of the fire alarm system provided in the foregoing embodiments, and the implementation principle and technical effects are similar, and are not repeated herein.
FIG. 5 is a schematic diagram of a computer system of an electronic device according to an embodiment of the application; note that the computer system of the illustrated electronic device is only one example, and should not impose any limitation on the functions and the scope of use of the present embodiment.
As shown in fig. 5, the computer system includes a Central Processing Unit (CPU) that can perform various appropriate actions and processes according to a program stored in a Read Only Memory (ROM) or a program loaded from a storage section into a Random Access Memory (RAM); in the RAM, various programs and data required for the system operation are also stored.
The CPU, ROM and RAM are connected with each other through a bus; an input/output (I/O) interface is also connected to the bus.
The following components are connected to the I/O interface: comprises an input part, an output part, a storage part, a communication part and a drive, wherein the drive is connected with a detachable medium.
The input part comprises a keyboard, a mouse and the like; the output section includes a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), a speaker, etc.; the storage part includes a hard disk and the like; the communication part comprises a LAN card, a modem, a network interface card and the like; the communication section performs communication processing via a network such as the internet.
Removable media include magnetic disks, optical disks, magneto-optical disks, semiconductor memories, and the like, and are installed on a drive as needed so that a computer program read therefrom is installed into a storage section as needed.
In the present embodiment, there is also provided a computer-readable storage medium having stored thereon a program product capable of realizing the above-described method of the present specification; in some possible embodiments, the various aspects of the application may also be implemented in the form of a program product comprising program code for causing a terminal device to carry out the steps according to the various exemplary embodiments of the application as described in the "exemplary methods" section of this specification, when said program product is run on the terminal device.
The program product may take the form of any combination of one or more readable media; the readable medium may be a readable signal medium or a readable storage medium. The readable storage medium can be, for example, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing; more specific examples (a non-exhaustive list) of the readable storage medium would include the following: an electrical connection having one or more wires, a portable disk, a hard disk, random Access Memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM or flash memory), optical fiber, portable compact disk read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The computer readable signal medium may include a data signal propagated in baseband or as part of a carrier wave, with readable program code embodied therein; such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination of the preceding; a readable signal medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a readable medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing; program code for carrying out operations of the present application may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages; the program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device, partly on a remote computing device, or entirely on the remote computing device or server.
The foregoing is merely illustrative of embodiments of the present application, and the present application is not limited thereto, and any changes or substitutions can be easily made by those skilled in the art within the technical scope of the present application, and the present application is intended to be covered by the present application. Therefore, the protection scope of the application is subject to the protection scope of the claims.
Claims (3)
1. A fire alarm system, characterized by: the system is applied to a server, and comprises:
the information acquisition module is used for acquiring fire information, wherein the fire information comprises fire grade and fire position;
the range determining module is used for determining an alarm range according to the fire grade and the fire position;
the target determining module is used for acquiring the current position of the candidate user terminal and determining a target user terminal according to the current position and the alarm range;
the alarm sending module is used for sending a fire alarm message containing the fire information to a target user terminal;
the fire alarm message indicates the target user terminal to alarm in a first mode; the system further comprises:
the second-level alarm module is used for determining whether the interaction information of the target user terminal is acquired or not after the step of sending the fire alarm message containing the fire information to the target user terminal, wherein the interaction information is generated by the target user terminal in response to the operation of checking the message by a user;
when the interaction information is not received, a fire control warning message containing the fire control information is sent to the target user terminal;
the fire control warning message comprises the fire control information, and indicates the target user terminal to alarm in a second mode, wherein the perception degree of the second mode is larger than that of the first mode;
the range determining module is used for selecting a determining mode of an alarm range according to the fire position, wherein the determining mode comprises an area and a structure;
determining an alarm range according to the fire grade, the fire position and the determination mode;
the range determining module is used for recognizing that the fire position is located in an open area, and calculating the area of an alarm range corresponding to the fire position in a preset mode;
the range determining module is used for identifying a specific building with the fire position in a building area and acquiring an image corresponding to the building area;
taking the building structure associated with the specific building as an alarm range according to the building structure of the building area indicated by the image;
the target determining module is used for determining candidate user terminals with the current positions within the alarm range as first target user terminals;
determining other user terminals with association relation with the first target user terminal, and taking the other user terminals as second target user terminals;
the alarm sending module is used for sending a fire alarm message containing the fire information to the first target user terminal and the second target user terminal;
the target determining module is configured to query a preset data table for other user terminals corresponding to the first target user terminal.
2. A fire alarm system according to claim 1, wherein: the perceptibility of the second mode is larger than that of the first mode, and at least one of sound size, vibration intensity and light brightness is included.
3. Fire alarm method, based on a fire alarm system according to any of the previous claims 1-2, characterized in that: the method is applied to the server, and comprises the following steps:
acquiring fire information, wherein the fire information comprises fire grade and fire position;
determining an alarm range according to the fire grade and the fire position;
acquiring the current position of a candidate user terminal, and determining a target user terminal according to the current position and the alarm range;
transmitting a fire alarm message containing the fire information to a target user terminal;
the fire alarm message indicates the target user terminal to alarm in a first mode; after the step of sending a fire alarm message containing the fire information to a target user terminal, determining whether to acquire interactive information of the target user terminal, the interactive information being generated by the target user terminal in response to a user's operation of viewing the message;
when the interaction information is not received, a fire control warning message containing the fire control information is sent to the target user terminal;
the fire control warning message comprises the fire control information, and indicates the target user terminal to alarm in a second mode, wherein the perception degree of the second mode is larger than that of the first mode;
determining an alarm range according to the fire grade and the fire position, wherein the step comprises the following steps:
selecting a determining mode of an alarm range according to the fire position, wherein the determining mode comprises an area and a structure;
determining an alarm range according to the fire grade, the fire position and the determination mode;
if the fire position is identified to be located in an open area, calculating the area of an alarm range corresponding to the fire position in a preset mode;
if the specific building with the fire position in the building area is identified, acquiring an image corresponding to the building area;
taking the building structure associated with the specific building as an alarm range according to the building structure of the building area indicated by the image;
the step of determining the target user terminal according to the current position and the alarm range comprises the following steps:
determining candidate user terminals of which the current positions are in the alarm range as first target user terminals;
determining other user terminals with association relation with the first target user terminal, and taking the other user terminals as second target user terminals;
the step of sending a fire alarm message containing the fire information to a target user terminal comprises:
transmitting a fire alarm message containing the fire information to the first target user terminal and the second target user terminal;
the step of determining other user terminals having an association relationship with the first target user terminal includes:
and inquiring other user terminals corresponding to the first target user terminal in a preset data table.
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