阅读说明：本技术 危险品仓库火灾监控系统 (Dangerous goods warehouse fire monitoring system ) 是由 王曈 于 2020-05-08 设计创作，主要内容包括：本发明公开一种危险品仓库火灾监控系统,所述危险品仓库火灾监控系统包括：多个监测装置、防爆排风扇及二氧化碳灭火罐,各监测装置均包括温度传感器、烟雾传感器、有害气体传感器；控制器,用于根据温度传感器检测的温度信息、烟雾传感器检测的烟雾信息、有害气体传感器检测的有害气体信息,控制防爆排风扇的开闭和/或二氧化碳灭火罐的开闭。本发明利用烟雾传感器、温度传感器、有害气体传感器协同工作,实现多传感器数据融合,从而减少漏报率和误报率,提高监测的准确度；并根据各传感器监测的数据信息,由控制器控制防爆排风扇的开闭和/或二氧化碳灭火罐的开闭,可有效降低火灾造成的危害。(The invention discloses a dangerous goods warehouse fire monitoring system, which comprises: the device comprises a plurality of monitoring devices, an explosion-proof exhaust fan and a carbon dioxide fire extinguishing tank, wherein each monitoring device comprises a temperature sensor, a smoke sensor and a harmful gas sensor; and the controller is used for controlling the opening and closing of the anti-explosion exhaust fan and/or the opening and closing of the carbon dioxide fire extinguishing tank according to the temperature information detected by the temperature sensor, the smoke information detected by the smoke sensor and the harmful gas information detected by the harmful gas sensor. The invention realizes the data fusion of multiple sensors by utilizing the cooperative work of the smoke sensor, the temperature sensor and the harmful gas sensor, thereby reducing the rate of missing report and the rate of false report and improving the monitoring accuracy; and according to the data information monitored by each sensor, the controller controls the opening and closing of the explosion-proof exhaust fan and/or the opening and closing of the carbon dioxide fire extinguishing tank, so that the hazard caused by fire can be effectively reduced.)

1. A hazardous materials warehouse fire monitoring system, characterized in that, hazardous materials warehouse fire monitoring system includes:

the monitoring devices are uniformly arranged in the dangerous goods warehouse, and each monitoring device comprises a temperature sensor, a smoke sensor and a harmful gas sensor;

the plurality of anti-explosion exhaust fans are uniformly arranged in the dangerous goods warehouse;

the carbon dioxide fire extinguishing tanks are uniformly arranged in the dangerous goods warehouse;

and the controller is respectively connected with the monitoring devices, the explosion-proof exhaust fan and the carbon dioxide fire extinguishing tank and is used for controlling the opening and closing of the explosion-proof exhaust fan and/or the opening and closing of the carbon dioxide fire extinguishing tank according to the temperature information detected by the temperature sensor, the smoke information detected by the smoke sensor and the harmful gas information detected by the harmful gas sensor.

2. The hazardous material warehouse fire monitoring system of claim 1, wherein each of the carbon dioxide extinguishing tanks includes:

the carbon dioxide fire extinguishing tank comprises a carbon dioxide fire extinguishing tank body, wherein a cavity is formed in the carbon dioxide fire extinguishing tank body and is used for containing carbon dioxide gas;

the pressure gauge is arranged on the carbon dioxide fire extinguishing tank body, is communicated with the cavity of the carbon dioxide fire extinguishing tank body, and is used for detecting the gas pressure of carbon dioxide gas contained in the cavity;

the nozzle is arranged on the cavity of the carbon dioxide fire extinguishing tank and is communicated with the cavity of the carbon dioxide fire extinguishing tank body;

and the first electromagnetic valve is connected with the spray head, is electrically connected with the controller and is used for opening the spray head under the control of the controller to release the carbon dioxide gas so as to extinguish the dangerous source.

3. The hazardous material warehouse fire monitoring system of claim 1, further comprising:

and the infrared thermal imager is connected with the controller and used for generating infrared thermal imaging according to the temperature information detected by the temperature sensor and received by the controller.

4. The hazardous material warehouse fire monitoring system of claim 3, further comprising:

and the alarm device is connected with the controller and used for sending out an alarm signal under the control of the controller.

5. The hazardous material warehouse fire monitoring system of claim 4, wherein the alarm device is a voice alarm and/or an alarm indicator light.

6. The hazardous material warehouse fire monitoring system of claim 1, further comprising:

and the remote monitoring end is connected with the controller and used for receiving the monitoring information sent by the controller and sending a control instruction to the controller so as to control the operation of the controller and each monitoring device and acquire the monitoring information.

7. The hazardous material warehouse fire monitoring system of claim 6, wherein the remote control terminal, the temperature sensor, the smoke sensor, the harmful gas sensor and the controller are all wirelessly connected.

8. The hazardous material warehouse fire monitoring system of claim 6, wherein the remote monitoring terminal is a mobile phone or a laptop.

9. The hazardous material warehouse fire monitoring system of any one of claims 1-8, further comprising:

and the standby power supply is connected with the controller and is used for providing working voltage for the controller after the power failure caused by fire disaster occurs.

Technical Field

The invention relates to the technical field of intelligent monitoring, in particular to a dangerous goods warehouse fire monitoring system.

Background

Dangerous goods have a particularly important role in the development of various industries, but the dangerousness of the dangerous goods is extremely high, and fire explosion accidents caused by chemical dangerous goods can seriously threaten the lives and properties of human beings and seriously damage the ecological environment in which the human beings rely on to live. The dangerous goods warehouse is a place for storing and keeping dangerous goods which are inflammable, explosive, toxic, radioactive, corrosive and the like, and the effective monitoring of the dangerous goods warehouse is very important.

However, the traditional fire monitoring system mostly adopts a copper core insulated wire or a copper core cable to be connected in a penetrating way, so that the material consumption is high, the cost is high, the construction is complex, the line is easy to age or corrode, the anti-interference capability is poor, and the false alarm rate is high.

Disclosure of Invention

The invention aims to provide a dangerous goods warehouse fire monitoring system which improves the monitoring accuracy.

In order to achieve the purpose, the invention provides the following scheme:

a hazardous materials warehouse fire monitoring system, the hazardous materials warehouse fire monitoring system comprising:

the monitoring devices are uniformly arranged in the dangerous goods warehouse, and each monitoring device comprises a temperature sensor, a smoke sensor and a harmful gas sensor;

the plurality of anti-explosion exhaust fans are uniformly arranged in the dangerous goods warehouse;

the carbon dioxide fire extinguishing tanks are uniformly arranged in the dangerous goods warehouse;

and the controller is respectively connected with the monitoring devices, the explosion-proof exhaust fan and the carbon dioxide fire extinguishing tank and is used for controlling the opening and closing of the explosion-proof exhaust fan and/or the opening and closing of the carbon dioxide fire extinguishing tank according to the temperature information detected by the temperature sensor, the smoke information detected by the smoke sensor and the harmful gas information detected by the harmful gas sensor.

Optionally, each of the carbon dioxide fire suppression canisters comprises:

the carbon dioxide fire extinguishing tank comprises a carbon dioxide fire extinguishing tank body, wherein a cavity is formed in the carbon dioxide fire extinguishing tank body and is used for containing carbon dioxide gas;

the pressure gauge is arranged on the carbon dioxide fire extinguishing tank body, is communicated with the cavity of the carbon dioxide fire extinguishing tank body, and is used for detecting the gas pressure of carbon dioxide gas contained in the cavity;

the nozzle is arranged on the cavity of the carbon dioxide fire extinguishing tank and is communicated with the cavity of the carbon dioxide fire extinguishing tank body;

and the first electromagnetic valve is connected with the spray head, is electrically connected with the controller and is used for opening the spray head under the control of the controller to release the carbon dioxide gas so as to extinguish the dangerous source.

Optionally, the hazardous materials warehouse fire monitoring system further comprises:

and the infrared thermal imager is connected with the controller and used for generating infrared thermal imaging according to the temperature information detected by the temperature sensor and received by the controller.

Optionally, the hazardous materials warehouse fire monitoring system further comprises:

and the alarm device is connected with the controller and used for sending out an alarm signal under the control of the controller.

Optionally, the alarm device is a voice alarm and/or an alarm indicator light.

Optionally, the hazardous materials warehouse fire monitoring system further comprises:

and the remote monitoring end is connected with the controller and used for receiving the monitoring information sent by the controller and sending a control instruction to the controller so as to control the operation of the controller and each monitoring device and acquire the monitoring information.

Optionally, the remote control terminal, the temperature sensor, the smoke sensor, the harmful gas sensor and the controller are all wirelessly connected.

Optionally, the remote monitoring terminal is a mobile phone or a notebook computer.

Optionally, the hazardous materials warehouse fire monitoring system further comprises:

and the standby power supply is connected with the controller and is used for providing working voltage for the controller after the power failure caused by fire disaster occurs.

According to the specific embodiment provided by the invention, the invention discloses the following technical effects:

the invention realizes the data fusion of multiple sensors by utilizing the cooperative work of the smoke sensor, the temperature sensor and the harmful gas sensor, thereby reducing the rate of missing report and the rate of false report and improving the monitoring accuracy; and according to the data information monitored by each sensor, the controller controls the opening and closing of the explosion-proof exhaust fan and/or the opening and closing of the carbon dioxide fire extinguishing tank, so that the hazard caused by fire can be effectively reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic block diagram of a hazardous materials warehouse fire monitoring system according to the present invention;

fig. 2 is a circuit connection diagram of the hazardous material warehouse fire monitoring system of the present invention (the dotted line represents a wireless connection, and the solid line represents a wired connection).

Description of the symbols:

1-first harmful gas sensor, 2-infrared imager, 3-second smoke sensor, 4-first carbon dioxide fire pot, 5-second temperature sensor, 6-second carbon dioxide fire pot, 7-second harmful gas sensor, 8-second solenoid valve, 9-first smoke sensor, 10-third carbon dioxide fire pot, 11-first temperature sensor, 12-fourth carbon dioxide fire pot, 13-first shower nozzle, 14-second shower nozzle, 15-third shower nozzle, 16-fourth shower nozzle, 17-controller, 18-stand-by power supply, 19-first explosion-proof exhaust fan, 20-second explosion-proof exhaust fan.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

The invention aims to provide a dangerous goods warehouse fire monitoring system, which utilizes the cooperative work of a smoke sensor, a temperature sensor and a harmful gas sensor to realize multi-sensor data fusion, thereby reducing the rate of missing report and the rate of false report and improving the monitoring accuracy; and according to the data information monitored by each sensor, the controller controls the opening and closing of the explosion-proof exhaust fan and/or the opening and closing of the carbon dioxide fire extinguishing tank, so that the hazard caused by fire can be effectively reduced.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1 and 2, the fire monitoring system for hazardous material warehouse of the present invention includes a plurality of monitoring devices, a plurality of anti-explosion exhaust fans, a plurality of carbon dioxide extinguishing tanks, and a controller 17.

Wherein, each monitoring devices evenly sets up in the hazardous articles warehouse, can prevent that the hazardous articles is far away from sensor and causes the monitoring time delay in the warehouse. Wherein each monitoring device all includes temperature sensor, smoke transducer, harmful gas sensor. The harmful gas comprises CO and SO₂And the like.

In the present embodiment, two detection devices, namely, the first temperature sensor 11, the first smoke sensor 9, the first harmful gas sensor 1, the second temperature sensor 5, the second smoke sensor 3, and the second harmful gas sensor 7 are provided to form a sensing network.

The quantity of explosion-proof exhaust fan is two, evenly sets up in the hazardous articles warehouse, is first explosion-proof exhaust fan 19, second explosion-proof exhaust fan 20 respectively.

The number of the carbon dioxide fire extinguishing pots is four (namely, the first carbon dioxide fire extinguishing pot 4, the second carbon dioxide fire extinguishing pot 6, the third carbon dioxide fire extinguishing pot 10 and the fourth carbon dioxide fire extinguishing pot 12), and the carbon dioxide fire extinguishing pots are uniformly arranged in the dangerous goods warehouse.

Each carbon dioxide fire extinguishing tank comprises a carbon dioxide fire extinguishing tank body, a pressure gauge, a nozzle (wherein a first nozzle 13 corresponds to a first carbon dioxide fire extinguishing tank 4, a second nozzle 14 corresponds to a second carbon dioxide fire extinguishing tank 6, a third nozzle 15 corresponds to a third carbon dioxide fire extinguishing tank 10, and a fourth nozzle 16 corresponds to a fourth carbon dioxide fire extinguishing tank 12) and a first electromagnetic valve.

Specifically, a cavity is formed in the carbon dioxide fire extinguishing tank body and is used for containing carbon dioxide gas; the pressure gauge is arranged on the carbon dioxide fire extinguishing tank body and is communicated with the cavity of the carbon dioxide fire extinguishing tank body, and the pressure gauge is used for detecting the gas pressure of carbon dioxide gas contained in the cavity; the nozzle is arranged on the cavity of the carbon dioxide fire extinguishing tank and is communicated with the cavity of the carbon dioxide fire extinguishing tank body; the first electromagnetic valve is connected with the spray head and electrically connected with the controller, and the first electromagnetic valve is used for opening the spray head and releasing the carbon dioxide gas under the control of the controller so as to extinguish a dangerous source.

Wherein, controller 17 respectively with each monitoring devices, explosion-proof exhaust fan, carbon dioxide jar of putting out a fire are connected, controller 17 is used for according to the temperature information that temperature sensor detected, the smog information that smoke sensor detected, the harmful gas information that harmful gas sensor detected, control the switching of explosion-proof exhaust fan and/or the switching of carbon dioxide jar of putting out a fire. In this embodiment, the controller 17 controls the closing of the explosion-proof exhaust fans through the second electromagnetic valve 8.

Specifically, the controller 17 starts to operate when receiving a signal of the harmful gas sensor, and automatically opens the exhaust fan to remove the harmful gas in the warehouse. And the controller 17 starts to act after receiving the smoke sensor signal, and automatically opens the exhaust fan to remove smoke in the warehouse. The controller 17 compares the temperature information detected according to the signals of the temperature sensors with a set threshold value, and starts to act once the temperature information exceeds the threshold value, and automatically opens the exhaust fan and the carbon dioxide fire extinguishing tank to extinguish the dangerous source. Preferably, the warehouse manager can be informed by sending a short message. Further, the controller 17 is further configured to generate a data change curve according to each monitoring information, so as to facilitate observation by warehouse management personnel.

Preferably, the system for monitoring fire in a hazardous material warehouse further comprises an infrared thermal imager 2, the infrared thermal imager 2 is connected with the controller 17, and the infrared thermal imager 2 is used for generating infrared thermal imaging according to temperature information detected by the temperature sensor and received by the controller 17. When the warehouse manager receives the short message sent by the controller 17, the warehouse manager can remotely observe the field condition inside the warehouse through the mobile phone app, and can respond to the field condition to command the controller 17 to open or close the explosion-proof exhaust fan and the carbon dioxide fire extinguishing tank.

Further, the system for monitoring the fire in the dangerous goods warehouse further comprises an alarm device, wherein the alarm device is connected with the controller 17; the alarm device is used for sending out an alarm signal under the control of the controller 17 so as to remind warehouse management personnel. Preferably, the alarm device is a voice alarm and/or an alarm indicator lamp.

In addition, the system for monitoring fire in a dangerous goods warehouse further comprises a remote monitoring end connected with the controller 17, wherein the remote monitoring end is used for receiving monitoring information sent by the controller 17 and sending a control instruction to the controller 17 so as to control the controller 17 and each monitoring device to operate and obtain the monitoring information. In this embodiment, the remote monitoring terminal is a mobile phone or a notebook computer. Monitoring information sent by the controller 17 can be further received in the form of short messages or reports, and the monitoring information is temperature information, harmful gas information and smoke information monitored by each sensor.

In the invention, the remote control end, the temperature sensor, the smoke sensor, the harmful gas sensor and the controller are all in wireless connection to form a wireless transmission network.

In order to avoid the power failure after the fire disaster happens and the failure of monitoring the warehouse condition in time, the fire monitoring system for the dangerous goods warehouse of the invention also comprises: and the standby power supply 18 is connected with the controller 17 and is used for supplying working voltage to the controller after power failure in case of fire.

In addition, the dangerous goods warehouse fire monitoring system of the invention further comprises: and the memory is connected with the controller 17 and used for storing the monitoring information of each monitoring device after the controller 17 determines that fire occurs, and recording the fire condition.

The fire monitoring system combines the sensing network, the wireless network, the intelligent neural network and the virtual technology, can monitor the fire scene in time and carry out alarming and emergency operation, improves the intelligence, reliability and safety of the fire monitoring system, and has wide application prospect.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the method part for description.

The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.