CN112367617A - Indoor emergency evacuation method, system and device for building and intelligent equipment - Google Patents
Indoor emergency evacuation method, system and device for building and intelligent equipment Download PDFInfo
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Abstract
The application is suitable for the technical field of Internet of things, and provides an indoor emergency evacuation method, system, device and intelligent equipment for a building, and the method comprises the following steps: the method comprises the steps that a server acquires a connection request sent by a mobile terminal and establishes connection with the mobile terminal according to the connection request, the server sends a position request instruction to the mobile terminal based on the connection to acquire real-time position information of the mobile terminal, the server acquires space structure information of a building and fire parameter information reported by a fire detector in the building, fire condition live information is determined according to the fire parameter information, an emergency evacuation path is determined according to the real-time position information of the mobile terminal, the space structure information of the building and the fire condition live information, and the server sends the emergency evacuation path to the mobile terminal. According to the method and the system, the server can determine the effective emergency evacuation path and send the path to the mobile terminal, convenience is brought to users for emergency evacuation according to the emergency evacuation path in time, and the efficiency of indoor personnel emergency evacuation can be improved.
Description
Technical Field
The application belongs to the technical field of communication of the Internet of things, and particularly relates to an indoor emergency evacuation method, system, device and intelligent equipment for a building.
Background
With the continuous acceleration of the urbanization process in China, buildings are gradually enlarged, high-rise and complicated. The internal structure of a large high-rise building is often complex, particularly the building of a large commercial complex, the provided functions are multiple, the number of circulating personnel is large, the personnel are easy to highly concentrate, but the personnel have large mobility, the overall structure of the building cannot be comprehensively known, and people are easy to panic once encountering accidents such as sudden fire and the like. If the people cannot be evacuated effectively in time, people flow conflict is easily caused, the optimal evacuation time is missed, and unnecessary economic loss and casualties are caused.
In the prior art, when accidents such as sudden fire and the like occur in a building, workers or signs placed in the building in advance guide the personnel to go to an escape channel, and due to confusion and complexity of the building during accidents, the personnel possibly miss the signs or manually guide the personnel, so that the personnel are not evacuated in time, and the evacuation efficiency of indoor personnel is not high.
Disclosure of Invention
The embodiment of the application provides an indoor emergency evacuation method, system, device and intelligent equipment for a building, and can solve the problems that in the prior art, due to the fact that real-time conditions of an accident site cannot be effectively acquired outdoors, and due to confusion and building complexity during accidents, people possibly miss signs or manual guidance, timely evacuation is not achieved, and the indoor people evacuation efficiency is low.
In a first aspect, an embodiment of the present application provides an indoor emergency evacuation method for a building, including:
the method comprises the steps that a server obtains a connection request sent by a mobile terminal and establishes connection with the mobile terminal according to the connection request;
the server sends a position request instruction to the mobile terminal based on the connection, wherein the position request instruction is used for indicating the mobile terminal to acquire real-time position information and report the real-time position information to the server;
the server acquires the spatial structure information of the building and the fire parameter information reported by the fire detector in the building;
the server determines fire condition live information according to the fire condition parameter information;
the server determines an emergency evacuation path according to the real-time position information of the mobile terminal, the spatial structure information of the building and the fire condition live information;
and the server sends the emergency evacuation path to the mobile terminal.
In a possible implementation manner of the first aspect, the fire condition actual situation information includes location information of a fire occurrence point, and the step of determining, by the server, the fire condition actual situation information according to the fire condition parameter information includes:
acquiring the distribution positions of the fire detectors in the building;
and determining the position information of the fire occurrence points according to the fire parameter information reported by the fire detectors and the distribution positions of the fire detectors.
In a possible implementation manner of the first aspect, the fire detector includes a smoke sensor and a temperature sensor, and the step of determining, by the server, fire situation live information according to the fire situation parameter information includes:
acquiring the distribution positions of the fire detectors in the building;
determining the smoke concentration of the space where each fire detector is located according to the smoke parameter information uploaded by the smoke sensor;
determining the environmental temperature of the space where each fire detector is located according to the temperature parameter information uploaded by the temperature sensor;
and determining the fire spreading direction according to the smoke concentration and the environment temperature of the space where each fire detector is located.
In a possible implementation manner of the first aspect, a WiFi router is disposed in the building, and the step of obtaining the real-time location information by the mobile terminal includes:
the mobile terminal acquires WiFi signal strength and signal-to-noise ratio information between the mobile terminal and the WiFi router;
determining distance information between the mobile terminal and the WiFi router according to the WiFi signal strength and signal-to-noise ratio information and a preset distance comparison table;
and acquiring the position information of the WiFi router, and determining the real-time position information of the mobile terminal according to the distance information and the position information of the WiFi router.
In a possible implementation manner of the first aspect, the method for emergency evacuation in a building further includes:
the server receives an alarm sent by an alarm terminal and pushes warning information to the mobile terminal based on the alarm.
In a second aspect, an embodiment of the present application provides an indoor emergency evacuation system for a building, including:
the method comprises the following steps: mobile terminal, server and fire detector, wherein:
the server is used for acquiring a connection request sent by a mobile terminal, establishing connection with the mobile terminal according to the connection request and sending a position request instruction to the mobile terminal based on the connection;
the mobile terminal is used for acquiring real-time position information based on the position request instruction and reporting the real-time position information to the server;
the server is also used for acquiring the spatial structure information of the building and the fire parameter information reported by the fire detector in the building, and determining the fire condition live information according to the fire parameter information; and determining an emergency evacuation path according to the real-time position information of the mobile terminal, the spatial structure information of the building and the fire condition live information, and sending the emergency evacuation path to the mobile terminal.
In a third aspect, an embodiment of the present application provides an indoor emergency evacuation device for a building, including:
the communication connection unit is used for the server to obtain a connection request sent by the mobile terminal and establish connection with the mobile terminal according to the connection request;
a location obtaining unit, configured to send, by the server, a location request instruction to the mobile terminal based on the connection, where the location request instruction is used to instruct the mobile terminal to obtain real-time location information and report the real-time location information to the server;
the information acquisition unit is used for acquiring the spatial structure information of the building and the fire parameter information reported by the fire detector in the building by the server;
the fire situation determining unit is used for determining fire situation live information according to the fire situation parameter information by the server;
the route planning unit is used for determining an emergency evacuation route according to the real-time position information of the mobile terminal, the space structure information of the building and the fire condition live information by the server;
and the path sending unit is used for sending the emergency evacuation path to the mobile terminal by the server.
In a fourth aspect, the present application provides a smart device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor, when executing the computer program, implements the method for emergency evacuation in a building room as described in the first aspect.
In a fifth aspect, the present application provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the method for emergency evacuation in a building room as described in the first aspect above is implemented.
In a sixth aspect, embodiments of the present application provide a computer program product, which, when running on a smart device, causes the smart device to perform the method for emergency evacuation in a building room as described in the first aspect above.
In the embodiment of the application, a server acquires a connection request sent by a mobile terminal, establishes connection with the mobile terminal according to the connection request, sends a position request instruction to the mobile terminal based on the connection, acquires real-time position information of the mobile terminal, then acquires space structure information of a building and fire parameter information reported by a fire detector in the building, then determines fire condition live information according to the fire parameter information, and finally determines an effective emergency evacuation path according to the real-time position information of the mobile terminal, the space structure information of the building and the fire condition live information, and sends the emergency evacuation path to the mobile terminal, so that a user can conveniently acquire the emergency evacuation path in time, further perform emergency evacuation in time according to the guidance of the emergency evacuation path, and avoid missing a sign or manual guidance, the efficiency of the emergent sparse of indoor personnel is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a system architecture diagram of an indoor emergency evacuation system of a building provided by an embodiment of the present application;
fig. 2 is a flowchart of an implementation of an indoor emergency evacuation method for a building provided in an embodiment of the present application;
fig. 2.1 is a schematic view of a scenario in which a mobile terminal is connected to a server in an indoor emergency evacuation method for a building according to an embodiment of the present application;
fig. 3 is a flowchart illustrating a specific implementation of a mobile terminal acquiring real-time location information in a method for emergency evacuation in a building according to an embodiment of the present application;
fig. 4 is a flowchart illustrating a specific implementation of the method for emergency evacuation in a building, according to the embodiment of the present application, in which step S204 is to determine location information of a fire;
fig. 5 is a flowchart illustrating a specific implementation of the step S204 of the method for emergency evacuation in a building according to the embodiment of the present application to determine the direction of fire spreading;
fig. 6 is a schematic view of an application scenario of an indoor emergency evacuation method for a building according to an embodiment of the present application;
fig. 7 is a structural block diagram of an indoor emergency evacuation device of a building provided by the embodiment of the application;
fig. 8 is a schematic diagram of an intelligent device provided in an embodiment of the present application.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
As used in this specification and the appended claims, the term "if" may be interpreted contextually as "when", "upon" or "in response to" determining "or" in response to detecting ". Similarly, the phrase "if it is determined" or "if a [ described condition or event ] is detected" may be interpreted contextually to mean "upon determining" or "in response to determining" or "upon detecting [ described condition or event ]" or "in response to detecting [ described condition or event ]".
Furthermore, in the description of the present application and the appended claims, the terms "first," "second," "third," and the like are used for distinguishing between descriptions and not necessarily for describing or implying relative importance.
Reference throughout this specification to "one embodiment" or "some embodiments," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. The terms "comprising," "including," "having," and variations thereof mean "including, but not limited to," unless expressly specified otherwise.
The embodiment of the application provides an indoor emergency evacuation method for a building, which is suitable for various types of terminal equipment or servers needing to execute indoor emergency evacuation of the building.
In order to improve the emergency evacuation efficiency in the indoor emergency evacuation process of the building, the embodiment of the invention establishes connection with the indoor mobile terminal through the server, determines an effective emergency evacuation path according to the real-time position information of the mobile terminal, the space structure information of the building and the fire situation live information, and sends the emergency evacuation path to the mobile terminal, so that a user can conveniently and effectively obtain the emergency evacuation path, thereby improving the emergency evacuation efficiency.
The method for emergency evacuation in a building provided by the present application is exemplarily described below with reference to specific embodiments.
Fig. 1 shows a system architecture diagram of an indoor emergency evacuation system of a building according to an embodiment of the present application, which is detailed as follows: for convenience of explanation, only portions related to the embodiments of the present application are shown.
Referring to fig. 1, the indoor emergency evacuation system for a building includes a server 1, a mobile terminal 2, and a fire detector 3, wherein:
the server 1 is configured to obtain a connection request sent by the mobile terminal 2, establish a connection with the mobile terminal 2 according to the connection request, and send a location request instruction to the mobile terminal 2 based on the connection.
In the embodiment of the present application, the server 1 may be simultaneously connected with one or more mobile terminals 2.
In one embodiment, the building indoor emergency evacuation system may use technologies such as WIFI technology or 3G/4G/5G to establish wireless communication connections between the server 1 and the plurality of mobile terminals 2.
And the mobile terminal 2 is used for acquiring real-time position information based on the position request instruction and reporting the real-time position information to the server 1.
The server 1 is further used for acquiring the spatial structure information of the building and the fire parameter information reported by the fire detector 3 in the building, and determining the fire condition live information according to the fire parameter information; and determining an emergency evacuation path according to the real-time position information of the mobile terminal 2, the spatial structure information of the building and the fire condition live information, and sending the emergency evacuation path to the mobile terminal 2.
In the embodiment of the present application, the server 1 may be connected to one or more fire detectors 3 at the same time.
In the present embodiment, the fire detector 3 includes a smoke sensor and a temperature sensor.
In one embodiment, the server 1 and the fire detectors 3 may also be connected by wireless communication using technologies such as WIFI technology or 3G/4G/5G.
The mobile terminal 2 is further configured to receive the emergency evacuation path, and guide the user to perform emergency evacuation based on the emergency evacuation path.
As a possible implementation manner of the present application, the server 1 is further configured to be connected to a designated display terminal, and send the real-time location information and/or the fire situation information of the mobile terminal 2 to the designated display terminal, so that the firefighters can check the location of the trapped people, the fire situation and the evacuation situation of people in the building.
As a possible implementation manner of the present application, the above-mentioned building indoor emergency evacuation system further includes an alarm terminal, the alarm terminal is in communication connection with the server 1, and the alarm terminal is configured to send an alarm notification to the server 1.
As a possible implementation manner of the application, a WiFi router is arranged in a building, and the mobile terminal 2 is in communication connection with the WiFi router.
As a possible implementation manner of the present application, the server 1 includes a WEB module, a Building Information Modeling (BIM) module, and an Internet of things (IoT) module, where:
the WEB module is used for providing an interface interaction function with a user, and comprises the steps of presenting BIM data information to the user, submitting IoT module information to a database in real time to be integrated with the BIM data, calculating a real-time emergency evacuation path through an optimal path algorithm, and feeding back the real-time emergency evacuation path to the mobile terminal 2.
The BIM module is used for providing basic data support for the indoor emergency evacuation system of the building and is responsible for storing the space structure information of the building and the installed equipment information. The spatial structure information of the building comprises position information of a wall body, a door, a window, a stair, a toilet, a tea room and a fire fighting facility, and the installed equipment information comprises distribution position information of a WiFi router and a fire detector.
The IoT module is used for providing data support of environmental feedback for the indoor emergency evacuation system of the building and is responsible for acquiring fire parameters and position information of the mobile terminal 2 in real time.
In a possible embodiment, the WiFi router and the fire detector 3 use a dual power supply mode of normal power supply and standby power supply (storage battery), and can be continuously used in case of power failure in case of fire.
As a possible implementation manner of the present application, the indoor emergency evacuation system of the building further includes a camera, and the camera and the server 1 may also be connected through wireless communication by using technologies such as a WIFI technology or a 3G/4G/5G technology. Specifically, each indoor space position of the building is provided with a camera, and the server 1 is further configured to acquire a monitoring image sent by each camera, and send the monitoring image to a designated display terminal for display, so that a firefighter can check the monitoring image.
In the embodiment of the application, a server 1 acquires a connection request sent by a mobile terminal 2, establishes connection with the mobile terminal 2 according to the connection request, sends a position request instruction to the mobile terminal 2 based on the connection, the mobile terminal 2 acquires real-time position information based on the position request instruction and reports the real-time position information to the server 1, the server 1 acquires spatial structure information of a building and fire parameter information reported by a fire detector 3 in the building, determines live fire information according to the fire parameter information, and finally determines an emergency evacuation path according to the real-time position information of the mobile terminal 2, the spatial structure information of the building and the live fire information, and sends the emergency evacuation path to the mobile terminal 2, so that indoor personnel in the building can conveniently and effectively acquire the emergency evacuation path, and further can in time carry out emergent sparse according to the guide of this emergent sparse route, avoid missing sign or artifical guide, improve the emergent sparse efficiency of indoor personnel.
Fig. 2 shows a flow of implementing an indoor emergency evacuation method for a building provided in an embodiment of the present application, in the embodiment, an execution subject of the flow is the server 1 shown in fig. 1, and the flow of the method includes steps S201 to S206. The specific realization principle of each step is as follows:
s201: the server acquires a connection request sent by the mobile terminal and establishes connection with the mobile terminal according to the connection request.
The server may be a local cloud service, and the mobile terminal may be a smart phone or a tablet computer, which is not limited herein.
In the embodiment of the application, the user can send a connection request to the server on the mobile terminal after entering the building so as to receive the notification in time.
S202: and the server sends a position request instruction to the mobile terminal based on the connection, wherein the position request instruction is used for indicating the mobile terminal to acquire real-time position information and report the real-time position information to the server.
In the embodiment of the application, after the server is connected with the mobile terminal, the server is requested for real-time position information, the mobile terminal acquires the current real-time position information and reports the current real-time position information to the server by sending a position request instruction to the mobile terminal, and after receiving the position request instruction.
In a possible implementation mode, the server sends the real-time position information of the mobile terminal to a designated display terminal for displaying, so that firefighters can check the positions of the trapped persons and the evacuation condition of the persons in the building.
As a possible implementation manner of the present application, a WiFi router is disposed in the building, for example, as shown in fig. 2.1, a plurality of WiFi routers are distributed in the building, and a mobile terminal of a user establishes a connection with a local cloud service through the WiFi router.
Fig. 3 shows a specific implementation process of acquiring real-time location information by a mobile terminal in the building indoor emergency evacuation method provided by the embodiment of the application, which is detailed as follows:
a1: and the mobile terminal acquires the WiFi signal strength and signal-to-noise ratio information between the mobile terminal and the WiFi router.
A2: and determining the distance information between the mobile terminal and the WiFi router according to the WiFi signal strength and signal-to-noise ratio information and a preset distance comparison table.
In this embodiment, the preset distance comparison table is a distance comparison table that is pre-established and includes a mapping relationship between WiFi signal strength and signal-to-noise ratio information and distance. Based on the preset distance comparison table and the obtained WiFi signal strength and signal-to-noise ratio information between the mobile terminal and the WiFi router, the distance information between the mobile terminal and the WiFi router can be determined.
A3: and acquiring the position information of the WiFi router, and determining the real-time position information of the mobile terminal according to the distance information and the position information of the WiFi router.
In the embodiment of the application, the WiFi signal strength and the signal-to-noise ratio received by the mobile terminal are inversely related to the distance from the mobile terminal to the WiFi router, the higher the WiFi signal strength is, the larger the signal-to-noise ratio is, the smaller the distance between the mobile terminal and the WiFi router is, and conversely, the lower the WiFi signal strength is, the smaller the signal-to-noise ratio is, and the larger the distance between the mobile terminal and the WiFi router is.
In one possible implementation, the mobile terminal communicates with three or more WiFi routers around the location of the user through a WiFi signal receiver, and obtains signal strength and signal-to-noise ratio information between the mobile terminal and the three or more WiFi routers. And according to a preset distance comparison table, the mobile terminal converts the WiFi signal strength and the signal-to-noise ratio information into distance information between the mobile terminal and the WiFi router. The specific position information of the mobile terminal can be determined by selecting at least three WiFi routers around the mobile terminal and combining the distance information between the mobile terminal and each WiFi router and adopting a trilateration algorithm.
Specifically, taking three WiFi routers as an example, three WiFi routers around the location of the user are selected, and a circle area is drawn by taking a single WiFi router as a center and taking the distance between the mobile terminal and the WiFi router as the center as a radius, and repeating the process three times to obtain three intersecting circles, wherein the repeated area between the three circles is the location of the mobile terminal, that is, the location of the user.
As a possible implementation manner of the present application, in the building indoor emergency evacuation method provided in the embodiment of the present application, the server further receives an alarm sent by an alarm terminal, and pushes warning information to the mobile terminal based on the alarm. The alarm terminal can be an intelligent terminal of a building manager, and can also be a terminal specially used for sending an alarm in a building.
S203: the server acquires the space structure information of the building and the fire parameter information reported by the fire detector in the building.
In this application embodiment, in typing the spatial structure information in the building into the BIM model in advance, the spatial structure information of building includes the positional information of wall body, door, window, stair, bathroom, tea room, fire control facility, and the equipment information of installation includes WIFI router and fire detector's distribution positional information. The server acquires the spatial structure information of the building through the BIM module.
The fire parameter information includes smoke parameter information, temperature parameter information, and the like.
S204: and the server determines the fire condition live information according to the fire condition parameter information.
As a possible implementation manner of the present application, the fire situation information includes fire occurrence point location information, and fig. 4 shows a specific implementation flow of step S204 of the building indoor emergency evacuation method provided by the embodiment of the present application, which is detailed as follows:
b1: and acquiring the distribution position of the fire detectors in the building.
In the embodiment of the present application, the server may acquire the distribution location of the equipment installed in the building, such as the fire detector, through the BIM module.
B2: and determining the position information of the fire occurrence points according to the fire parameter information reported by the fire detectors and the distribution positions of the fire detectors.
In the embodiment of the application, the fire detector collects fire parameter information in real time, the LORA network protocol is adopted to transmit the fire parameter information to the server through the WiFi data receiving and transmitting chip integrated in the fire detector, and the server finally determines the specific position of a fire occurrence point by combining the distribution position of the fire detector.
As a possible implementation manner of the present application, the fire detector includes a smoke sensor and a temperature sensor, and fig. 5 shows another specific implementation flow of step S204 of the building indoor emergency evacuation method provided in the embodiment of the present application, which is detailed as follows:
c1: and acquiring the distribution position of the fire detectors in the building. See step B1 above for details.
C2: and determining the smoke concentration of the space where each fire detector is located according to the smoke parameter information uploaded by the smoke sensor.
C3: and determining the environmental temperature of the space where each fire detector is located according to the temperature parameter information uploaded by the temperature sensor.
In the embodiment of the application, the fire detector comprises a smoke sensor and a temperature sensor, smoke parameter information of a space where the fire detector is located is collected in real time through the smoke sensor and uploaded to the server, and temperature parameter information of the space where the fire detector is located is collected in real time through the temperature sensor and uploaded to the server. And the server determines the smoke concentration of the space where the fire detector is located according to the smoke parameter information, and determines the environment temperature of the space where the fire detector is located according to the temperature parameter information.
C4: and determining the fire spreading direction according to the smoke concentration and the environment temperature of the space where each fire detector is located.
In the embodiment of the application, the fire spreading direction is determined according to the smoke concentration and the ambient temperature of the space where each fire detector is positioned,
in one possible embodiment, the fire severity level is determined based on the smoke concentration and the ambient temperature of the space in which each of the fire detectors is located. The higher the fire severity level, the higher the fire severity level of the space in which the fire detector is located. And the server sends the fire spreading direction and the fire severity grade to the mobile terminal for the user to refer.
In the embodiment of the application, the fire condition live information includes the spread direction of the fire condition and further includes the severity level of the fire condition.
S205: and the server determines an emergency evacuation path according to the real-time position information of the mobile terminal, the spatial structure information of the building and the fire condition live information.
In the embodiment of the application, the server receives the real-time position information and the fire condition live information of the mobile terminal, and calculates the optimal emergency evacuation path for the user by using an optimal path algorithm in combination with the space structure information of the building. The emergency evacuation path refers to an optimal route suitable for a user to evacuate from a building.
In a possible embodiment, the optimal path algorithm refers to a DSVGA optimal path algorithm that combines a Dynamic simulation visualization graph (Dynamic simulation and routing visibility graph) algorithm and a routing path optimization (a) algorithm.
S206: and the server sends the emergency evacuation path to the mobile terminal.
In the embodiment of the application, the server sends the emergency evacuation path to the mobile terminal, so that the user can carry out effective emergency evacuation according to the guidance of the emergency evacuation path on the mobile terminal.
Exemplarily, taking an application scenario as an example, as shown in fig. 6, a user starts an application APP on a user side (i.e., a mobile terminal), sends a connection request to a server, the server establishes a connection with the user side according to the connection request, and sends a location request instruction to the user side, so as to instruct the user side to acquire and report real-time location information. The server in the application scene is a BIM-IoT cloud server and comprises a BIM module and an IoT module, the BIM module is used for acquiring the spatial structure information of a building and the distribution position information of a fire detector, the IoT module is used for acquiring the fire parameter information and the position information of a user side, the server determines the fire scene information according to the fire parameter information, and determines the emergency evacuation path of a user according to the real-time position information of the user side, the spatial structure information of the building and the fire scene information by using a DSVGA optimal path algorithm, and the emergency evacuation path is sent to the user side of the user. The user can obtain the optimal escape path plan through the user side. In the scene, the server also sends the indoor space information and the floor information of the building to the user side, and the user can check the indoor space information and the floor information on the user side to effectively obtain the guide.
As can be seen from the above, in the embodiment of the present application, a connection request sent by a mobile terminal is obtained through a server, a connection is established with the mobile terminal according to the connection request, a location request command is sent to the mobile terminal based on the connection, real-time location information of the mobile terminal is obtained, then spatial structure information of a building and fire parameter information reported by a fire detector in the building are obtained, then fire situation information is determined according to the fire situation parameter information, finally an effective emergency evacuation path is determined according to the real-time location information of the mobile terminal, the spatial structure information of the building and the fire situation information, and the emergency evacuation path is sent to the mobile terminal, so that a user can conveniently obtain the emergency evacuation path in time, and further emergency evacuation can be performed in time according to guidance of the emergency evacuation path, avoid missing sign or artifical guide, improve the emergent sparse efficiency of indoor personnel.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present application.
Corresponding to the indoor emergency evacuation method for the building described in the above embodiment, fig. 7 shows a structural block diagram of the indoor emergency evacuation device for the building provided in the embodiment of the present application, and for convenience of illustration, only the parts related to the embodiment of the present application are shown.
Referring to fig. 7, the indoor emergency evacuation device for a building includes: a communication connection unit 71, a position acquisition unit 72, an information acquisition unit 73, a fire determination unit 74, a path planning unit 75, and a path transmission unit 76, wherein:
the communication connection unit 71 is used for the server to acquire a connection request sent by the mobile terminal and establish connection with the mobile terminal according to the connection request;
a location obtaining unit 72, configured to send, by the server, a location request instruction to the mobile terminal based on the connection, where the location request instruction is used to instruct the mobile terminal to obtain real-time location information and report the real-time location information to the server;
an information obtaining unit 73, configured to obtain spatial structure information of a building and fire parameter information reported by a fire detector in the building by the server;
the fire determining unit 74 is configured to determine live fire information according to the fire parameter information by the server;
a path planning unit 75, configured to determine an emergency evacuation path according to the real-time location information of the mobile terminal, the spatial structure information of the building, and the fire situation information by the server;
a path sending unit 76, configured to send the emergency evacuation path to the mobile terminal by the server.
In a possible embodiment, the fire situation information includes fire occurrence point position information, and the fire situation determining unit 74 includes:
the equipment position acquisition module is used for acquiring the distribution positions of the fire detectors in the building;
and the fire occurrence point determining module is used for determining the position information of the fire occurrence point according to the fire parameter information reported by the fire detector and the distribution position of the fire detector.
In one possible embodiment, the fire detector includes a smoke sensor and a temperature sensor, and the fire determination unit 74 includes:
the equipment position acquisition module is used for acquiring the distribution positions of the fire detectors in the building;
the smoke concentration determining module is used for determining the smoke concentration of the space where each fire detector is located according to the smoke parameter information uploaded by the smoke sensor;
the environment temperature determining module is used for determining the environment temperature of the space where each fire detector is located according to the temperature parameter information uploaded by the temperature sensor;
and the fire spreading direction determining module is used for determining the fire spreading direction according to the smoke concentration and the environment temperature of the space where each fire detector is located.
In a possible implementation, a WiFi router is provided in the building, and the location obtaining unit 72 includes:
the signal information acquisition module is used for indicating the mobile terminal to acquire WiFi signal strength and signal-to-noise ratio information between the mobile terminal and the WiFi router;
the distance information determining module is used for indicating that distance information between the mobile terminal and the WiFi router is determined according to the WiFi signal strength and signal-to-noise ratio information and a preset distance comparison table;
and the implementation position determining module is used for indicating to acquire the position information of the WiFi router and determining the real-time position information of the mobile terminal according to the distance information and the position information of the WiFi router.
In one possible embodiment, the building indoor emergency evacuation device further comprises:
and the information notification unit is used for receiving the alarm sent by the alarm terminal by the server and pushing the warning information to the mobile terminal based on the alarm.
As can be seen from the above, in the embodiment of the present application, a connection request sent by a mobile terminal is obtained through a server, a connection is established with the mobile terminal according to the connection request, a location request command is sent to the mobile terminal based on the connection, real-time location information of the mobile terminal is obtained, then spatial structure information of a building and fire parameter information reported by a fire detector in the building are obtained, then fire situation information is determined according to the fire situation parameter information, finally an effective emergency evacuation path is determined according to the real-time location information of the mobile terminal, the spatial structure information of the building and the fire situation information, and the emergency evacuation path is sent to the mobile terminal, so that a user can conveniently obtain the emergency evacuation path in time, and further emergency evacuation can be performed in time according to guidance of the emergency evacuation path, avoid missing sign or artifical guide, improve the emergent sparse efficiency of indoor personnel.
It should be noted that, for the information interaction, execution process, and other contents between the above-mentioned devices/units, the specific functions and technical effects thereof are based on the same concept as those of the embodiment of the method of the present application, and specific reference may be made to the part of the embodiment of the method, which is not described herein again.
Embodiments of the present application further provide a computer-readable storage medium, which stores a computer program, and the computer program is executed by a processor to implement the steps of any one of the indoor emergency evacuation methods for a building as shown in fig. 1 to 6.
The embodiment of the present application further provides an intelligent device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and the processor executes the computer program to implement the steps of any one of the building indoor emergency evacuation methods shown in fig. 1 to 6.
The embodiment of the present application further provides a computer program product, which, when running on a smart device, causes the smart device to execute the steps of implementing any one of the emergency evacuation methods in a building room as shown in fig. 1 to 6.
Fig. 8 is a schematic diagram of an intelligent device provided in an embodiment of the present application. As shown in fig. 8, the smart device 8 of this embodiment includes: a processor 80, a memory 81 and a computer program 82 stored in said memory 81 and executable on said processor 80. The processor 80, when executing the computer program 82, implements the steps in the above-described embodiments of the method for emergency evacuation in a building room, such as the steps S201 to S206 shown in fig. 2. Alternatively, the processor 80, when executing the computer program 82, implements the functions of the modules/units in the above-described device embodiments, such as the functions of the units 71 to 76 shown in fig. 7.
Illustratively, the computer program 82 may be partitioned into one or more modules/units that are stored in the memory 81 and executed by the processor 80 to accomplish the present application. The one or more modules/units may be a series of computer-readable instruction segments capable of performing specific functions, which are used to describe the execution of the computer program 82 in the smart device 8.
The smart device 8 may be a server. The smart device 8 may include, but is not limited to, a processor 80, a memory 81. Those skilled in the art will appreciate that fig. 8 is merely an example of a smart device 8 and does not constitute a limitation of the smart device 8 and may include more or less components than those shown, or combine certain components, or different components, for example, the smart device 8 may also include input-output devices, network access devices, buses, etc.
The Processor 80 may be a CentraL Processing Unit (CPU), other general purpose Processor, a DigitaL SignaL Processor (DSP), an AppLication Specific Integrated Circuit (ASIC), an off-the-shelf ProgrammabLe Gate Array (FPGA) or other ProgrammabLe logic device, discrete Gate or transistor logic device, discrete hardware component, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 81 may be an internal storage unit of the intelligent device 8, such as a hard disk or a memory of the intelligent device 8. The memory 81 may also be an external storage device of the Smart device 8, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure DigitaL (SD) Card, a Flash memory Card (Flash Card), and the like, which are provided on the Smart device 8. Further, the memory 81 may also include both an internal storage unit and an external storage device of the smart device 8. The memory 81 is used for storing the computer programs and other programs and data required by the smart device. The memory 81 may also be used to temporarily store data that has been output or is to be output.
It should be noted that, for the information interaction, execution process, and other contents between the above-mentioned devices/units, the specific functions and technical effects thereof are based on the same concept as those of the embodiment of the method of the present application, and specific reference may be made to the part of the embodiment of the method, which is not described herein again.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, all or part of the processes in the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium and can implement the steps of the embodiments of the methods described above when the computer program is executed by a processor. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer readable medium may include at least: any entity or device capable of carrying computer program code to a photographing apparatus/terminal apparatus, a recording medium, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), an electrical carrier signal, a telecommunications signal, and a software distribution medium. Such as a usb-disk, a removable hard disk, a magnetic or optical disk, etc. In certain jurisdictions, computer-readable media may not be an electrical carrier signal or a telecommunications signal in accordance with legislative and patent practice.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.
Claims (10)
1. An indoor emergency evacuation method for a building, comprising:
the method comprises the steps that a server obtains a connection request sent by a mobile terminal and establishes connection with the mobile terminal according to the connection request;
the server sends a position request instruction to the mobile terminal based on the connection, wherein the position request instruction is used for indicating the mobile terminal to acquire real-time position information and report the real-time position information to the server;
the server acquires the spatial structure information of the building and the fire parameter information reported by the fire detector in the building;
the server determines fire condition live information according to the fire condition parameter information;
the server determines an emergency evacuation path according to the real-time position information of the mobile terminal, the spatial structure information of the building and the fire condition live information;
and the server sends the emergency evacuation path to the mobile terminal.
2. The indoor emergency evacuation method for building according to claim 1, wherein the fire scene information includes information of a position of a fire occurrence point, and the step of determining the fire scene information by the server according to the fire parameter information includes:
acquiring the distribution positions of the fire detectors in the building;
and determining the position information of the fire occurrence points according to the fire parameter information reported by the fire detectors and the distribution positions of the fire detectors.
3. An indoor emergency evacuation method for a building according to claim 1, wherein the fire detector comprises a smoke sensor and a temperature sensor, and the step of determining the fire condition live information by the server according to the fire condition parameter information comprises:
acquiring the distribution positions of the fire detectors in the building;
determining the smoke concentration of the space where each fire detector is located according to the smoke parameter information uploaded by the smoke sensor;
determining the environmental temperature of the space where each fire detector is located according to the temperature parameter information uploaded by the temperature sensor;
and determining the fire spreading direction according to the smoke concentration and the environment temperature of the space where each fire detector is located.
4. The indoor emergency evacuation method for the building according to claim 1, wherein a WiFi router is installed in the building, and the step of the mobile terminal acquiring the real-time location information comprises:
the mobile terminal acquires WiFi signal strength and signal-to-noise ratio information between the mobile terminal and the WiFi router;
determining distance information between the mobile terminal and the WiFi router according to the WiFi signal strength and signal-to-noise ratio information and a preset distance comparison table;
and acquiring the position information of the WiFi router, and determining the real-time position information of the mobile terminal according to the distance information and the position information of the WiFi router.
5. The method of emergency evacuation in a building room of claim 1, further comprising:
the server receives an alarm sent by an alarm terminal and pushes warning information to the mobile terminal based on the alarm.
6. An indoor emergency evacuation system for a building, comprising: mobile terminal, server and fire detector, wherein:
the server is used for acquiring a connection request sent by a mobile terminal, establishing connection with the mobile terminal according to the connection request and sending a position request instruction to the mobile terminal based on the connection;
the mobile terminal is used for acquiring real-time position information based on the position request instruction and reporting the real-time position information to the server;
the server is also used for acquiring the spatial structure information of the building and the fire parameter information reported by the fire detector in the building, and determining the fire condition live information according to the fire parameter information; and determining an emergency evacuation path according to the real-time position information of the mobile terminal, the spatial structure information of the building and the fire condition live information, and sending the emergency evacuation path to the mobile terminal.
7. An indoor emergency evacuation device for a building, comprising:
the communication connection unit is used for the server to obtain a connection request sent by the mobile terminal and establish connection with the mobile terminal according to the connection request;
a location obtaining unit, configured to send, by the server, a location request instruction to the mobile terminal based on the connection, where the location request instruction is used to instruct the mobile terminal to obtain real-time location information and report the real-time location information to the server;
the information acquisition unit is used for acquiring the spatial structure information of the building and the fire parameter information reported by the fire detector in the building by the server;
the fire situation determining unit is used for determining fire situation live information according to the fire situation parameter information by the server;
the route planning unit is used for determining an emergency evacuation route according to the real-time position information of the mobile terminal, the space structure information of the building and the fire condition live information by the server;
and the path sending unit is used for sending the emergency evacuation path to the mobile terminal by the server.
8. The indoor emergency evacuation device of claim 7, further comprising:
and the information notification unit is used for receiving the alarm sent by the alarm terminal by the server and pushing the warning information to the mobile terminal based on the alarm.
9. A smart device comprising a memory, a processor and a computer program stored in the memory and executable on the processor, wherein the processor when executing the computer program implements the method for emergency evacuation in a building room as claimed in any one of claims 1 to 5.
10. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out a method for emergency evacuation in a building room according to any one of claims 1 to 5.
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