CN114067065A - Escape route visualization system and escape method - Google Patents
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Abstract
The invention discloses an escape route visualization system and an escape method, which relate to the technical field of fire safety and solve the technical problems that the existing escape indicating equipment is single and is easy to lose direction, wherein the escape route visualization system comprises: the system comprises a server terminal, a mobile terminal, a fixed display end and an extended road network node, wherein the server terminal is electrically connected with the mobile terminal, the fixed display end and the extended road network node respectively, a plurality of extended road network nodes are arranged and operate independently, and are provided with gravity sensors and light, the light can be controlled by a remote server terminal, so that the whole escape route can be displayed actually and is convenient to escape, the system can be used as auxiliary lighting in ordinary use, the mobile terminal or the fixed display end is used for visually displaying the escape route through a display screen, and the display screen can be used for propaganda of company culture, visitor slogans, wind collection display and the like in normal use.
Description
Technical Field
The invention relates to the technical field of fire safety, in particular to the technical field of escape route visualization systems and escape methods.
Background
The fire disaster is one of the most serious disasters faced by human beings, and as high-rise buildings and large comprehensive public buildings rise rapidly, the fire protection problem is more and more obvious; in a fire disaster, smoke poisoning suffocation is a main cause of death, when the fire disaster occurs in a high-rise building and a large comprehensive public building with a complex structure, the direction is easily lost and an outlet cannot be found due to dense smoke diffusion and unfamiliarity with the terrain, and the conventional common fire-fighting indication marks are arranged on the wall surface, the door top or a turning position of a public place and pay attention to the fire-fighting marks such as 'safe outlet', 'emergency outlet', 'safe passage' and the like, but the evacuation marks cannot play an indication function under certain adverse environments; and the escape indicating equipment can only point to each exit in a single and static way, if the fire rapidly spreads, a great amount of dense smoke, dust and collapses can block the passage, the indicating facilities can guide people to a plurality of blocked corridors and lose the guiding function, then, when people want to turn back again, the original path is likely to be swallowed by other smoke or big fire, and the best escape opportunity is missed.
Disclosure of Invention
The invention aims to: in order to solve the technical problems, the invention provides an escape route visualization system and an escape method.
The technical scheme adopted by the invention is as follows: an escape route visualization system comprising:
the server terminal is established with a three-dimensional model resource library, an Access database and a high-rise building escape path simulation system and is used for acquiring corridor unobstructed information, human body position information, flame smoke detection information, trigger position information, temperature information and smoke concentration information;
the mobile terminal is used for wirelessly connecting the server terminal, sending positioning information to the server terminal and receiving evacuation navigation planned by the server terminal;
the fixed display end is arranged at the eye-catching position of each layer and is used for displaying an escape route;
when the gravity sensor detects that the escape route collapses, the circuit of the expanded road network node spliced by the luminous floor blocks is disconnected, the floor blocks of the expanded road network node do not emit light and send information to the server terminal, and the expanded road network node is remarked not to be communicated;
and the server terminal is electrically connected with the mobile terminal, the fixed display terminal and the extended road network node respectively.
The three-dimensional model resource library covers indoor and outdoor basic articles which can be encountered in life, the number of the basic articles is more than 2 ten thousand models, the basic articles can be added into a system by dragging with a mouse in real time, and the basic articles can be rotated, moved and zoomed according to the proportion of a field image; the models such as characters, vehicles and articles in the three-dimensional model resource library can be directly dragged into the panoramic image, animation can be created for the characters and the vehicles, and the pattern-finding process can be simulated based on the real pattern-finding images.
The Access database comprises a resident information table and an expanded road network node information table, is stored in a high-rise building escape path simulation system database, is improved from three aspects of escape destination distribution, node expansion optimization and weight optimization by combining the characteristics of the high-rise building on the basis of the theoretical research of a classical path planning algorithm, and provides a path planning algorithm suitable for high-rise building escape.
The high-rise building escape path simulation system comprises a GIS map in a high-rise building, positioning information sent to a server terminal through a mobile terminal and the real-time condition of each expanded road network node, safe, smooth and time-saving navigation routes are planned, the high-rise building escape path simulation system can accurately serve specific escape personnel, and instantaneity, accuracy and safety are realized.
The light-emitting floor blocks on the nodes of the expanded road network are remotely controlled to be turned on or turned off through the server terminal, the wall body is not collapsed, and the light in the light-emitting floor blocks can be turned off remotely only when the temperature of the nodes of the expanded road network is detected to be too high and the smoke concentration is detected to be higher and the exceeding safe passing range is detected, so that an escaper can avoid selecting a wrong escape route.
The mobile terminal comprises a mobile phone or a tablet personal computer with an Android system, an SQLite embedded database is selected, the mobile terminal is positioned by adopting an intelligent wireless router address sensing method, meanwhile, the interaction and synchronization of the mobile terminal and a server terminal database are realized by adopting HttpSocket and JSON, an escaper interacts with the server terminal immediately, and the escape route is ensured to be accurate, safe and smooth.
The fixed display end is a display screen and is used for displaying escape routes, and can be used for normal purposes of propaganda of company culture, greeting slogans, wind collecting display and the like at ordinary times.
The three-dimensional model resource library can be added with doors and windows on the created wall body at will, the positions, the heights, the widths and the number of the doors and windows can be set, when a waist-chopping fire disaster occurs, the escape from a normal passage cannot be safely carried out, the doors and the windows are added through the outside, the doors and the windows are created in real time to enter the three-dimensional model resource library, and an escaper is guided to escape from the newly opened doors and windows.
A visual escape method for an escape route comprises the following steps:
step 1: when a fire disaster occurs, after receiving flame smoke detection information and trigger position information, the server terminal calculates a preset spread area on fire, turns off the light of an expanded road network node of the preset spread area, and sends an escape route of a safe area to a fixed display terminal for displaying and broadcasting;
step 2: the escape personnel escape along the luminous floor blocks according to the indication of the fixed display end until escaping from the fire scene.
And 2, the escape personnel sends positioning information to the server terminal through the mobile phone or the tablet personal computer, the server terminal calculates a safe escape route by combining with real-time conditions and sends the safe escape route to the mobile phone mobile terminal, and the escape personnel escapes the fire scene along the light-emitting floor blocks and the mobile phone in a navigation mode.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the invention saves cost, has wide application, provides the escape route visualization technology, has novel structure, can visually display the escape route through the display screen by detecting the matching of the floor and the display screen, can be used for normal application such as propaganda company culture, welcome slogans, wind collection display and the like in normal use, and is matched with the detection floor only when a fire disaster occurs; the detection floor is formed by splicing a plurality of floor blocks, the floor blocks operate independently, and the gravity sensor arranged in the detection floor can be used for detecting whether the escape route is collapsed or not, so that the route condition can be reflected in time, and a person escaping from the detection floor can conveniently select a more appropriate escape route; the floor block can emit light, so that the whole escape route can be displayed actually, the escape is convenient, and the floor block can also be used as auxiliary lighting in ordinary use.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a block diagram of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1, the present embodiment provides an escape route visualization system, including:
the server terminal is established with a three-dimensional model resource library, an Access database and a high-rise building escape path simulation system and is used for acquiring corridor unobstructed information, human body position information, flame smoke detection information, trigger position information, temperature information and smoke concentration information;
the mobile terminal is used for wirelessly connecting the server terminal, sending positioning information to the server terminal and receiving evacuation navigation planned by the server terminal;
the fixed display end is arranged at the eye-catching position of each layer and is used for displaying an escape route;
when the gravity sensor detects that the escape route collapses, the circuit of the expanded road network node spliced by the luminous floor blocks is disconnected, the floor blocks of the expanded road network node do not emit light and send information to the server terminal, and the expanded road network node is remarked not to be communicated;
and the server terminal is electrically connected with the mobile terminal, the fixed display terminal and the extended road network node respectively.
The working principle of the invention is as follows: in the invention, a point-line combination method is applied to analyze refuge escape paths, evacuation directions are determined by combining the analysis of the range, the severity and the disaster development direction of a disaster area, in the research of an emergency rescue auxiliary decision-making system, three-dimensional modeling is carried out on channels according to a data structure of a graph, an equal-proportion three-dimensional model of a building is established by using tools such as 3DSMax and the like, meanwhile, a shortest path calculation rule is used for analyzing and screening a road network, a semi-theoretical and semi-empirical road weight function is used for calculation, refuge escape units are divided, refuge places are selected, and the optimal refuge escape paths are analyzed and designed.
In practice, a digitized and visualized three-dimensional terrain and escape route map is constructed, a scientific, effective, simple and visual analysis way is provided for risk analysis, convenience is provided for risk decision analysis, parameters such as temperature and air quality fraction in the distress period can be mastered according to different distress conditions, and 3 types of escape routes such as ideal, feasible and urgent escape routes can be obtained.
The invention realizes the dynamic visual display function of the optimal disaster-avoiding route, introduces factors such as safety, traffic efficiency and the like to correct the change of the traffic capacity of the post-disaster channel, and is convenient for establishing the optimal disaster-avoiding route selection principle and the 'ideal-feasible-escape' grade route based on the risk-avoiding facility.
Example 2
On the basis of the embodiment 1, the three-dimensional model resource library covers indoor and outdoor basic articles which can be encountered in life, the number of the basic articles is more than 2 ten thousand models, the basic articles can be dragged and added into the system by a mouse in real time, and the basic articles can be rotated, moved and zoomed according to the proportion of a live image; the models such as characters, vehicles and articles in the three-dimensional model resource library can be directly dragged into the panoramic image, animation can be created for the characters and the vehicles, and the pattern-finding process can be simulated based on the real pattern-finding images.
Example 3
On the basis of the embodiment 2, the Access database comprises a resident information table and an extended road network node information table, and is stored in a high-rise building escape path simulation system database, and is improved from three aspects of escape terminal allocation, node extension optimization and weight optimization by combining with high-rise building characteristics on the basis of classical path planning algorithm theoretical research, so that a path planning algorithm suitable for high-rise building escape is provided.
Example 4
On the basis of the embodiment 3, the high-rise building escape path simulation system comprises a GIS map in a high-rise building, positioning information sent to a server terminal through a mobile terminal and the real-time condition of each expanded road network node, a safe, smooth and time-saving navigation route is planned, the specific escape personnel are accurately served, and instantaneity, accuracy and safety are realized.
Example 5
On the basis of the embodiment 1, the light-emitting floor blocks on the nodes of the extended road network are remotely controlled to be turned on or off through the server terminal, the wall body is not collapsed, and only when the temperature of the nodes of the extended road network is detected to be too high and the smoke concentration is detected to be higher, and the light in the light-emitting floor blocks is remotely turned off to exceed the safe passing range, so that an escaper is prevented from selecting an escape route.
Example 6
On the basis of the embodiment 1, the mobile terminal comprises a mobile phone or a tablet personal computer with an Android system, an SQLite embedded database is selected, the location is carried out by adopting an intelligent wireless router address sensing method, meanwhile, the interaction and synchronization of the mobile terminal and a server terminal database are realized by adopting HttpSocket and JSON, an escaper interacts with the server terminal immediately, and the escape route is ensured to be accurate, safe and smooth.
Example 7
On the basis of the embodiment 1, the fixed display end is a display screen and is used for displaying escape routes, and normal purposes such as company culture propaganda, visitor slogans and wind collecting display can be realized at ordinary times.
Example 8
On the basis of the embodiment 1, the three-dimensional model resource library can be added with doors and windows on the created wall body at will, the positions, the heights, the widths and the number of the doors and windows can be set, when a waist-chopping fire disaster occurs, the escape cannot be safely carried out from a normal passage, the doors and windows are added through the outside, the doors and windows are created in real time to enter the three-dimensional model resource library, and an escaper is guided to escape from the newly opened doors and windows.
Use example 1
The utility model provides a visual method of fleing of route of fleing, plans, instructs the route to the route through the route of fleing, improves the security of fleing, when planning the route of fleing, needs to carry out the analysis to the particular case in the building to improve intelligent, specifically include following step:
step 1: when a fire disaster occurs, after receiving flame smoke detection information and trigger position information, the server terminal calculates a preset spread area on fire, turns off the light of an expanded road network node of the preset spread area, and sends an escape route of a safe area to a fixed display terminal for displaying and broadcasting;
step 2: the escape personnel escape along the luminous floor blocks according to the indication of the fixed display end until escaping from the fire scene, the invention mainly considers the influence of the disaster on the visual range, the moving speed and the health degree of the evacuees, and mainly considers the danger avoiding mechanism of the evacuees in the aspect of action decision.
Use example 2
On the basis of the use example 1, when the escaper can fix the display end far away, the escaper sends positioning information to the server terminal through the mobile phone or the tablet personal computer, the server terminal calculates a safe escape route according to real-time conditions and sends the safe escape route to the mobile phone mobile terminal, and the escaper escapes the fire scene along the luminous floor blocks and the mobile phone in a navigation mode.
Use example 3
On the basis of the use example 1, when a floor waist chopping type fire disaster occurs, the fire disaster can not escape normally through an escape channel, a door and a window are newly opened outside, the position of the door and the window is established to a three-dimensional model resource library, a high-rise building escape path simulation system calculates a new escape route according to the combination of the newly-added door and window and positioning information of an escaper, and the escaper is guided to escape through the newly-opened door and window.
Claims (10)
1. An escape route visualization system, comprising:
the server terminal is established with a three-dimensional model resource library, an Access database and a high-rise building escape path simulation system and is used for acquiring corridor unobstructed information, human body position information, flame smoke detection information, trigger position information, temperature information and smoke concentration information;
the mobile terminal is used for wirelessly connecting the server terminal, sending positioning information to the server terminal and receiving evacuation navigation planned by the server terminal;
the fixed display end is arranged at the eye-catching position of each layer and is used for displaying an escape route;
when the gravity sensor detects that the escape route collapses, the circuit of the expanded road network node spliced by the luminous floor blocks is disconnected, the floor blocks of the expanded road network node do not emit light and send information to the server terminal, and the expanded road network node is remarked not to be communicated;
the server terminal is electrically connected with the mobile terminal, the fixed display end and the extended road network node.
2. The escape route visualization system of claim 1, wherein the three-dimensional model resource library covers indoor and outdoor basic objects which can be encountered in life, the number of the basic objects is more than 2 ten thousand models, the basic objects can be added to the system by mouse dragging in real time, and the basic objects can be rotated, moved and zoomed according to the scale of a live image.
3. The system for visualizing the escape route according to claim 2, wherein the Access database comprises a resident information table and an extended road network node information table, and is stored in a high-rise building escape path simulation system database.
4. The system for visualizing the escape route according to claim 3, wherein the system for simulating the escape route of the high-rise building comprises a GIS map in the high-rise building, positioning information sent to a server terminal through a mobile terminal, and real-time conditions of each extended road network node to plan a safe, unobstructed and time-saving navigation route.
5. The system for visualizing the escape route according to claim 1, wherein the light emitting floor blocks of the extended road network nodes are remotely controlled to be turned on or off by the server terminal.
6. The escape route visualization system according to claim 1, wherein the mobile terminal comprises a mobile phone or a tablet personal computer with an Android system, the SQLite embedded database is selected, the location is performed by adopting an intelligent wireless router address sensing method, and meanwhile the interaction and synchronization between the mobile terminal and the server terminal database are realized by adopting http token and JSON.
7. The system for visualizing an escape route of claim 1, wherein the fixed display is a display screen.
8. The escape route visualization system of claim 1, wherein the three-dimensional model resource library can be added with doors and windows on the created wall, and the positions, heights, widths and numbers of the doors and windows can be set.
9. A visual escape method for an escape route is characterized by comprising the following steps:
step 1: when a fire disaster occurs, after receiving flame smoke detection information and trigger position information, the server terminal calculates a preset spread area on fire, turns off the light of an expanded road network node of the preset spread area, and sends an escape route of a safe area to a fixed display terminal for displaying and broadcasting;
step 2: the escape personnel escape along the luminous floor blocks according to the indication of the fixed display end until escaping from the fire scene.
10. The visual escape method of the escape route according to claim 9, wherein in the step 2, the evacuee sends the positioning information to the server terminal through a mobile phone or a tablet computer, the server terminal calculates the safe escape route according to the real-time situation and sends the safe escape route to the mobile phone terminal, and the evacuee escapes the fire scene through the light-emitting floor blocks and the mobile phone.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117218780A (en) * | 2023-11-07 | 2023-12-12 | 新黎明科技股份有限公司 | Intelligent emergency evacuation guiding system and method |
| CN117218780B (en) * | 2023-11-07 | 2024-02-20 | 新黎明科技股份有限公司 | Intelligent emergency evacuation guiding system and method |
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Inventor after: Xu Hui Inventor after: Ding Huaimin Inventor after: Wang Haiyang Inventor before: Wang Haiyang |