1. A fire evacuation path planning system for a building, comprising:

the detection units are used for acquiring fire fighting data in real time;

it is characterized by also comprising:

the storage unit is used for prestoring the position information of a safety exit of the building;

the early warning unit is used for acquiring fire spread data in the building in real time;

the control unit is used for receiving the fire fighting data and the fire spread data generated by the detection unit and the early warning unit; judging whether the position of the detection unit generates a fire or not according to the fire-fighting data, and if the judgment result is that the fire occurs, generating a first control instruction by the control unit; then predicting the fire spreading condition within the preset time according to whether the position of the detection unit generates the fire and the fire spreading data, and generating a second control instruction according to the fire spreading condition; when the fire condition within the predicted preset time in the second control instruction is detected as the fire occurrence condition, correcting the fire spreading condition within the predicted preset time in the second control instruction as the fire occurrence condition, and generating a third control instruction;

the indicating unit comprises a plurality of indicating boards and alarm lamps corresponding to the indicating boards; after receiving a first control instruction, the indicator indicates the position of a safety exit according to position information of the safety exit prestored in a building, and an alarm lamp corresponding to the indicator flashes intermittently; after the indicator board receives the second control instruction, the first control instruction is executed for a preset time, then the second control instruction is executed, the position of a safety exit far away from the fire spread is indicated, and an alarm lamp corresponding to the indicator board flickers intermittently; and after the indication board receives the third control instruction, the third control instruction is immediately executed to indicate the position of the safety exit far away from the fire spread, and the alarm lamp corresponding to the indication board intermittently flickers.

2. A fire evacuation path planning system for a building according to claim 1 wherein the fire protection data includes temperature data and smoke data.

3. A fire evacuation path planning system for a building according to claim 2, further comprising: the communication unit is used for informing personnel of the fire condition, and the communication unit comprises a plurality of broadcasts; the control unit judges whether the position of the detection unit generates fire according to the fire-fighting data, and controls the broadcast to notify the fire if the judgment result indicates that the fire occurs.

4. A fire evacuation path planning system for a building according to claim 3, wherein the communication unit is further configured to update and report the location of a security exit in the building in real time.

5. A fire evacuation path planning system for a building according to claim 1, wherein the fire spread data includes combustibles data and wind power data.

6. A fire evacuation path planning system for a building according to claim 1 wherein the detection unit is a sensor.

7. A control method for a fire evacuation path planning system for a building according to claims 1-6, comprising the steps of:

the method comprises the following steps: the sensor detects the change of fire-fighting data, the fire condition is judged, the indicator indicates the position of the exit, and the alarm lamp corresponding to the indicator flashes intermittently;

step two: the camera monitors a signal of fire spread, the indicator indicates the position of a safety exit far away from the fire spread, and an alarm lamp corresponding to the indicator flashes intermittently; the indicator indicates the position of the safety exit within the preset time, and the alarm lamp corresponding to the indicator flickers intermittently; after the preset time, the indicator indicates the position of the safety exit far away from the fire spread, and the alarm lamp corresponding to the indicator flashes intermittently;

step three: and broadcasting the fire situation and the safety exit position information.

Background

As the economy continues to grow and large buildings continue to grow, the corresponding risk of fire increases. As the large buildings (such as superstores, business office buildings, traffic hub buildings and high-rise commercial room buildings) are usually dense, once a fire disaster happens, people in the buildings can be evacuated and evacuated timely, quickly and efficiently through escape corridors in the buildings, and the fire disaster life-saving device plays a vital role in reducing the fire disaster casualties.

Application number CN201710762194.2 discloses a method for determining fire escape route, which comprises: acquiring current temperature information of a plurality of temperature sensors, wherein the temperature sensors are arranged at intervals at each channel of a current building; screening temperature information within a first preset temperature range, and determining a region corresponding to the screened temperature information as an alternative target region; determining a path from the starting area to each candidate target area as a candidate path; detecting whether the alternative path passes through a dangerous area, wherein the dangerous area is an area corresponding to temperature information within a second preset temperature range; when detecting that the alternative path does not pass through the dangerous area, marking the alternative path; and determining the path with the shortest distance in all the marked alternative paths as the escape route.

However, the above scheme lacks prediction of fire spread, only the fire situation at the current moment is observed, and the subsequent fire spread situation cannot be analyzed and processed, and at this time, the planned escape path is not safe, so that people may be guided to the fire occurrence place, and the escape time of people may be wasted.

Disclosure of Invention

The present solution aims to provide a fire evacuation path planning system for a building to instruct people to escape according to a fire situation.

In order to achieve the above object, the present invention provides a fire evacuation path planning system for a building, comprising: the detection units are used for acquiring fire fighting data in real time; further comprising: the storage unit is used for prestoring the position information of a safety exit of the building; the early warning unit is used for acquiring fire spread data in the building in real time; the control unit is used for receiving the fire fighting data and the fire spread data generated by the detection unit and the early warning unit; judging whether the position of the detection unit generates a fire or not according to the fire-fighting data, and if the judgment result is that the fire occurs, generating a first control instruction by the control unit; then predicting the fire spreading condition within the preset time according to whether the position of the detection unit generates the fire and the fire spreading data, and generating a second control instruction according to the fire spreading condition; when the fire condition within the predicted preset time in the second control instruction is detected as the fire occurrence condition, correcting the fire spreading condition within the predicted preset time in the second control instruction as the fire occurrence condition, and generating a third control instruction; the indicating unit comprises a plurality of indicating boards and alarm lamps corresponding to the indicating boards; after receiving a first control instruction, the indicator indicates the position of a safety exit according to position information of the safety exit prestored in a building, and an alarm lamp corresponding to the indicator flashes intermittently; after the indicator board receives the second control instruction, the first control instruction is executed for a preset time, then the second control instruction is executed, the position of a safety exit far away from the fire spread is indicated, and an alarm lamp corresponding to the indicator board flickers intermittently; and after the indication board receives the third control instruction, the third control instruction is immediately executed to indicate the position of the safety exit far away from the fire spread, and the alarm lamp corresponding to the indication board intermittently flickers.

The beneficial effect of this scheme: on the one hand, when the condition of a fire appears, can acquire monitoring position information according to monitored data, because the prestore has the position information of the evacuation export that each monitoring position corresponds, according to the position information of the evacuation export that this monitoring position corresponds, utilize the mode early warning of sign and warning light, remind the inside personnel of building in time to flee. On the other hand, timely early warning is carried out on the spread of the fire, the escape route is dynamically updated in time according to the spread of the fire to be happened, the phenomenon that the person escapes to the fire and the escape opportunity is increased. Meanwhile, the early-stage indication is carried out on the fire disaster, early warning and timely response are carried out on the middle stage and the later stage of the spread of the fire disaster, different indications are immediately made on the fire disasters at different moments, and escape personnel are helped to quickly escape.

Further, the fire protection data includes temperature data and smoke data. It is more direct to judge whether a fire occurs according to the change of the temperature data and the change of the smoke data.

Further, still include: the communication unit is used for informing personnel of the fire condition, and the communication unit comprises a plurality of broadcasts; the control unit judges whether the position of the detection unit generates fire according to the fire-fighting data, and controls the broadcast to notify the fire if the judgment result indicates that the fire occurs. People are reminded of the fire condition inside the building in a sound mode.

Furthermore, the communication unit is also used for updating and broadcasting the position of the safety exit in the building in real time. The voice type safety exit information reminding device reminds people of the position information of the safety exit, and reduces the phenomenon that the people are difficult to distinguish the safety exit information due to too large smoke in a fire scene.

Further, the fire spread data includes combustibles data and wind data. The changes of combustibles and combustion and wind force can cause fire spread, and the data of the combustibles and the combustion and the wind force are monitored to realize certain fire spread prediction.

Further, the detection unit is a sensor. It is more direct to monitor the fire situation with the sensor.

In order to achieve the purpose, the invention adopts a technical scheme that: there is provided a control method of a fire evacuation path planning system for a building, including: the method comprises the following steps: the sensor detects the change of fire-fighting data, the fire condition is judged, the indicator indicates the position of the exit, and the alarm lamp corresponding to the indicator flashes intermittently; step two: the camera monitors a signal of fire spread, the indicator indicates the position of a safety exit far away from the fire spread, and an alarm lamp corresponding to the indicator flashes intermittently; the indicator indicates the position of the safety exit within the preset time, and the alarm lamp corresponding to the indicator flickers intermittently; after the preset time, the indicator indicates the position of the safety exit far away from the fire spread, and the alarm lamp corresponding to the indicator flashes intermittently; step three: and broadcasting the fire situation.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

The following is further detailed by the specific embodiments:

the reference numbers in the drawings of the specification include: the device comprises a detection unit 1, an indication unit 2, a storage unit 3, a communication unit 4, an early warning unit 5 and a control unit 6.

As shown in figure 1:

the building is internally provided with a plurality of detection units 1 for acquiring fire-fighting data in real time, the fire-fighting data refers to temperature data and smoke data, and whether a fire disaster happens or not is judged more directly according to the change of the temperature data and the change of the smoke data. The detection unit 1 is a temperature sensor and a smoke sensor, the fire condition can be monitored more directly by using the sensors, and whether fire occurs inside the building can be judged by detecting the temperature inside the building and the smoke condition inside the building. The building is inside still including the early warning unit that is used for acquireing the inside conflagration diffusion data of building in real time, and early warning unit 5 is a plurality of camera, and wherein, conflagration diffusion data include inflammables data and wind data. The building interior also comprises an indicating unit which comprises a plurality of indicating boards and alarm lamps corresponding to the indicating boards, and a storage unit 3 which is used for prestoring position information of a safety exit of the building, and also comprises a fire fighting data and a fire spreading data which are used for receiving the fire fighting data and the fire spreading data which are generated by the detecting unit and the early warning unit; and judging whether the position of the detection unit is in a fire condition or not according to the fire-fighting data, if the judgment result is that the fire condition occurs, namely the temperature in the building is higher than 60 ℃ or a large amount of smoke exists in the building, generating a first control instruction by the control unit, namely, indicating the position of a safety exit according to the position information of the safety exit pre-stored with the building after the first control instruction is received by the indicating plate, and intermittently flashing an alarm lamp corresponding to the indicating plate.

And then predicting the fire diffusion condition within the preset time according to whether the fire occurs at the position of the detection unit and the fire diffusion data, namely, the inflammable matter inside the building explodes or the fire inside the building is influenced by wind power to start diffusion, generating a second control instruction by the control unit according to the fire diffusion condition, executing the first control instruction for a preset time (3 s) after the indication board receives the second control instruction, then executing the second control instruction to indicate the position of a safety exit far away from the fire diffusion, and intermittently flashing an alarm lamp corresponding to the indication board.

When the fire condition within the predicted preset time (3 s) is detected as the fire occurrence condition, correcting the fire spreading condition within the predicted preset time in the second control instruction as the fire occurrence condition, and generating a third control instruction; and after the indicator board receives the third control instruction, immediately executing the third control instruction to indicate the position of the safety exit far away from the fire spread, and intermittently flashing an alarm lamp corresponding to the indicator board. Instruct to the earlier stage that the conflagration takes place, early warning and in time response are carried out to the medium period that the conflagration is about to spread and later stage, make different instructions to the conflagration of different moments immediately, help the personnel of fleing from fast fleeing.

The building is also internally provided with a communication unit for informing personnel of the fire condition, the communication unit is provided with a plurality of broadcasts, the control unit judges whether the position of the detection unit generates the fire condition or not according to the temperature in the building is higher than 60 ℃ or a large amount of smoke in the building, and if the judgment result shows that the fire condition occurs, the control unit controls the broadcasts to inform the fire condition. People are reminded of the fire condition inside the building in a sound mode. The communication unit is also used for updating and broadcasting the position of the safety exit in the building in real time. The voice type safety exit information reminding device reminds people of the position information of the safety exit, and reduces the phenomenon that the people are difficult to distinguish the safety exit information due to too large smoke in a fire scene.

A control method for a fire evacuation path planning system for a building, comprising the steps of: the method comprises the following steps: the temperature sensor and the smoke sensor detect the change of fire-fighting data, the fire condition is judged, the indicator indicates the position of the exit, and the alarm lamp corresponding to the indicator flashes intermittently; step two: the camera monitors a signal of fire spread, the indicator indicates the position of a safety exit far away from the fire spread, and an alarm lamp corresponding to the indicator flashes intermittently; the indicator indicates the position of the safety exit within the preset time, and the alarm lamp corresponding to the indicator flickers intermittently; after the preset time, the indicator indicates the position of the safety exit far away from the fire spread, and the alarm lamp corresponding to the indicator flashes intermittently; step three: and broadcasting the fire situation.

When a fire occurs, monitoring position information can be acquired according to monitoring data, because the position information of the evacuation outlet corresponding to each monitoring position is stored in advance, and the mode early warning of the indication board, the alarm lamp and the broadcast is utilized to remind people in the building to escape in time according to the position information of the evacuation outlet corresponding to the monitoring position.

The fire disaster diffusion warning device has the advantages that timely early warning is carried out on fire disaster diffusion, escape routes are dynamically updated in time according to the impending fire disaster diffusion, the phenomenon that people escape to a fire disaster is avoided, and the escape opportunities of the people are increased. Meanwhile, whether the safety exit in the building is opened or closed is updated in time, and the auxiliary personnel can escape smoothly. The fire disaster diffusion warning device has the advantages that timely early warning is carried out on fire disaster diffusion, escape routes are dynamically updated in time according to the impending fire disaster diffusion, the phenomenon that people escape to a fire disaster is avoided, and the escape opportunities of the people are increased.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.