Fire-fighting and ventilation linkage control system for high-energy internal maintenance box-type power supply

Abstract

The utility model discloses a high-energy internal maintenance box type power supply fire-fighting ventilation linkage control system, which relates to the technical field of fire-fighting control systems and comprises a box body, a fire-fighting detector, a fire extinguishing system, a remote control release station, a fire alarm host, a remote controller, an emergency ventilation control box, an electric air valve and a centrifugal fan, the fire-fighting detector is connected with the fire alarm host, the fire alarm host is connected with the fire extinguishing system, the remote control release station and the remote controller, the remote controller is connected with the emergency ventilation control box, the emergency ventilation control box is connected with the electric air valve and the centrifugal fan, and the centrifugal fan is arranged opposite to the electric air valve. According to the utility model, the fire-fighting system and the emergency ventilation system are subjected to linkage control, so that seamless connection of the fire-fighting system and the emergency ventilation system can be realized, the emergency response speed and efficiency are improved, and equipment is effectively protected from threats of fire disasters and combustible gas explosion on the premise of ensuring personnel safety.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fire control system, especially to a high energy internal maintenance box type power supply fire ventilation linkage control system. BACKGROUND

[0002] As an innovative breakthrough in modern shipping, the marine containerized mobile power supply is gradually changing the mode of energy supply at sea. With high efficiency, environmental protection and flexibility as its core advantages, it not only solves many limitations of traditional ship power supply systems, but also significantly reduces carbon emissions, in line with the global green shipping development trend.

[0003] With the widespread application of containerized mobile power supply equipment, its internal safety problems are increasingly prominent. Especially in high energy density environments, combustible gas leakage and fire risk increase significantly. Traditional fire and ventilation systems often operate independently, lack effective linkage mechanisms, and are difficult to respond quickly and protect equipment safety in emergency situations. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a high energy internal maintenance box type power supply fire ventilation linkage control system, which solves the above technical problems.

[0005] The utility model adopts the following technical scheme:

[0006] A high energy internal maintenance box type power supply fire ventilation linkage control system, comprising a box body and a fire detector, a fire extinguishing system, a remote control release station, a fire alarm host, a remote controller, an emergency ventilation control box, an electric air valve and a centrifugal fan installed in the box body, the fire detector is connected with the fire alarm host, the fire alarm host is connected with the fire extinguishing system, the remote control release station and the remote controller, the remote controller is connected with the emergency ventilation control box, the emergency ventilation control box is connected with the electric air valve and the centrifugal fan, and the centrifugal fan is arranged opposite to the electric air valve.

[0007] As a preferred, the fire extinguishing system comprises a fire extinguishing gas container, a mounting bracket, a gas injection pipeline, a gas control pipeline and a pipeline gas control valve, the mounting bracket is provided with the fire extinguishing gas container, the gas outlet of the fire extinguishing gas container is connected with the gas injection pipeline, the pipeline gas control valve is arranged on the gas injection pipeline, the remote control release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

[0008] As a further preferred, a pilot valve is further arranged on the gas injection pipeline.

[0009] As preferred, the remote release station comprises a gas container, the gas outlet of the gas container is connected with the gas control pipeline, and the switch part of the gas container is connected with the fire alarm host.

[0010] As preferred, the electric air valve air inlet valve and air outlet valve are both installed in the air duct of the side wall of the box, and are both connected with the emergency ventilation control box.

[0011] As further preferred, the centrifugal fan is installed in the air duct corresponding to the air outlet valve.

[0012] As preferred, the fire detector comprises at least one of a temperature detector, a smoke detector and a combustible gas detector.

[0013] As preferred, the fire detector is provided with several and is arranged in multiple points in the designated area in the box.

[0014] The above technical scheme has the following advantages or beneficial effects:

[0015] In the utility model, the fire fighting system and the emergency ventilation system are linked and controlled, when the two systems are linked, the emergency ventilation control box opens the electric air valve and the centrifugal fan to discharge the gas to the outside of the box when the fire detector in the battery cabin detects that the gas concentration reaches a certain value, so that the explosion phenomenon caused by the too high combustible gas concentration in the cabin is avoided. When the thermal runaway occurs in the lithium iron phosphate battery in the battery cabin, the fire detector detects that the concentration is too high and the abnormal situation monitored by the remaining detectors meets the fire gas spraying condition, the emergency ventilation control box is remotely controlled to close the electric air valve and the centrifugal fan, so that the fire extinguishing gas is prevented from leaking to the outside of the cabin to cause the fire extinguishing agent to be insufficient.

[0016] In the utility model, the linkage control of the fire fighting system and the emergency ventilation system can realize the seamless connection of the fire fighting and ventilation systems, improve the emergency response speed and efficiency, and effectively protect the equipment from the threat of fire and combustible gas explosion under the premise of ensuring personnel safety; and can be flexibly configured according to the actual needs of different container type mobile power supply equipment, and meet the diversified application scenarios. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the distribution diagram of the high-energy internal maintenance box type power supply fire fighting ventilation linkage control system in the utility model;

[0018] Figure 2 is the system diagram of the high-energy internal maintenance box type power supply fire fighting ventilation linkage control system in the utility model.

[0019] In the figure: 1, box; 2, fire detector; 3, remote release station; 4, fire alarm host; 5, remote controller; 6, emergency ventilation control box; 7, centrifugal fan; 8, air inlet valve; 9, air outlet valve; 10, battery cabin; 11, heat dissipation cabin; 12, fire fighting cabin; 13, confluence cabin; 14, fire extinguishing system. DETAILED DESCRIPTION

[0020] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] In the description of the present application, it should be noted that if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, if the terms "first", "second", "third" appear, they are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, terms such as "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] Figure 1 is a distribution diagram of the high-energy internal maintenance box-type power supply fire ventilation linkage control system in the present application; Figure 2 is a system diagram of the high-energy internal maintenance box-type power supply fire ventilation linkage control system in the present application. Please refer to Figures 1 to 2As shown, a preferred embodiment is shown, showing a high-energy internal maintenance box type power fire ventilation linkage control system, including a box 1 and a fire detector 2 installed in the box 1, a fire extinguishing system 14, a remote release station 3, a fire alarm host 4, a remote controller 5, an emergency ventilation control box 6, an electric air valve and a centrifugal fan 7, the fire detector 2 is connected with the fire alarm host 4, the fire alarm host 4 is connected with the fire extinguishing system 14, the remote release station 3 and the remote controller 5, the remote controller 5 is connected with the emergency ventilation control box 6, the emergency ventilation control box 6 is connected with the electric air valve and the centrifugal fan 7, and the centrifugal fan 7 is arranged opposite to the electric air valve. Referring to Figure 1 As shown, the box 1 in the embodiment can be a box type power for ship or other box 1 for installing power, and the inside of the box 1 has independent battery cabin 10, heat dissipation cabin 11, fire fighting cabin 12 and busbar cabin 13, the fire fighting cabin 12 is communicated with the battery cabin 10 through the air inlet valve 8, for the battery cabin 10 to enter fresh air, the fire extinguishing system 14 is arranged in the fire fighting cabin 12 and the battery cabin 10, the remote release station 3 is arranged in the fire fighting cabin 12, the fire detector 2 is arranged in the battery cabin 10, the fire alarm host 4 is arranged in the fire fighting cabin 12, the remote controller 5 is arranged in the busbar cabin 13, and the emergency ventilation control box 6 is arranged in the fire fighting cabin 12.

[0024] And the fire detector 2 includes at least one of temperature detector, smoke detector and combustible gas detector, the fire detector 2 includes the combustible gas detector, when the combustible gas detector detects that the concentration of combustible gas in the battery cabin 10 reaches a certain value, the fire alarm host 4 sends a start signal to the emergency ventilation control box 6 through the remote controller 5, so that the emergency ventilation control box 6 can control the centrifugal fan 7 and the electric air valve to exhaust the combustible gas in the battery cabin 10, and the inside of the battery cabin 10 is ventilated, so as to avoid the explosion caused by the high concentration of combustible gas in the battery cabin 10.

[0025] When the lithium iron phosphate battery in the battery cabin 10 occurs thermal runaway, the combustible gas detector detects that the concentration is too high and the abnormal conditions monitored by the rest of the detectors meet the fire gas spraying conditions, the remote controller 5 sends a stop signal to the emergency ventilation control box 6, the emergency ventilation control box 6 closes the electric air valve and the centrifugal fan 7, to prevent the fire extinguishing gas from leaking to the outside of the cabin and causing the fire extinguishing agent to be insufficient. At the same time, the fire alarm host 4 will control the remote release station 3 to start, and the pipe control valve and pilot valve in the fire extinguishing system 14 are opened, so as to facilitate the spraying of fire extinguishing gas (heptafluoro-propane gas) to the battery cabin 10 for fire extinguishing.

[0026] The emergency ventilation system in the embodiment comprises an emergency ventilation control box 6, an electric air valve and a centrifugal fan 7, and the fire extinguishing system comprises a fire extinguishing system 14, a fire detector 2, a remote release station 3, a fire alarm host 4 and a remote controller 5. The emergency ventilation system and the fire extinguishing system are linked and controlled to realize seamless connection of fire extinguishing and ventilation and improve emergency response speed and efficiency.

[0027] Further, as a preferred embodiment, the fire extinguishing system 14 comprises a fire extinguishing gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire extinguishing gas container, the gas outlet of the fire extinguishing gas container is connected with the gas spraying pipeline, the pipeline gas control valve is arranged on the gas spraying pipeline, the remote release station 3 is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host 4. In the embodiment, a pilot valve is further arranged on the gas spraying pipeline. The fire extinguishing gas container can be a heptafluoropropane tank for storing heptafluoropropane gas, the remote release station 3 comprises a gas container, the gas outlet of the gas container is connected with the gas control pipeline, and the switch part of the gas container is connected with the fire alarm host 4. The gas container is filled with nitrogen, when the fire extinguishing system 14 needs to be started, the fire alarm host 4 first controls the switch part of the gas container to open, so that the nitrogen can enter the gas control pipeline and push open the pipeline gas control valve, and then push open the pilot valve, so that the gas spraying pipeline is in an open state, at this time, the heptafluoropropane gas in the fire extinguishing gas container can be sprayed in the battery cabin 10 through the gas spraying pipeline to achieve fire extinguishing. The side wall of the gas spraying pipeline fire cabin 12 extends into the battery cabin 10.

[0028] Further, as a preferred embodiment, the electric air valve inlet valve 8 and the exhaust valve 9 are both arranged in the air duct of the side wall of the box body 1 and are connected with the emergency ventilation control box 6. The air duct is arranged between the battery cabin 10 and the fire cabin 12, the air duct is provided with the inlet valve 8, and the side wall of the battery cabin 10 is further provided with an air duct, the air duct is provided with the exhaust valve 9 for discharging the gas in the battery cabin 10.

[0029] Further, as a preferred embodiment, the centrifugal fan 7 is arranged in the air duct corresponding to the exhaust valve 9. The centrifugal fan 7 is used to generate suction to discharge the gas in the battery cabin 10.

[0030] Further, as a preferred embodiment, the fire detector 2 is provided in multiple numbers and arranged in multiple points in the designated area in the box 1, the provided fire detector 2 can monitor the combustible gas concentration in the battery cabin 10 in real time and transmit the data to the fire alarm host 4 for processing, and an alarm is issued when the preset threshold is reached. The lithium iron phosphate battery is monitored during operation or storage, and the thermal runaway of the lithium iron phosphate battery is solved through early warning and fire extinguishing treatment to prevent the thermal runaway from spreading.

[0031] In the embodiment, the fire alarm host 4 is a main controller, which realizes real-time data transmission and remote control through communication technology, receives the abnormal signal of the fire detector 2 in the battery cabin 10, and after internal logic processing, controls the alarm and the discharge of the fire extinguishing gas, and at the same time, the alarm information such as the combustible gas concentration and the fire extinguishing signal is uploaded to the remote controller 5 in the bus cabin 13, and the emergency ventilation system is controlled through the remote controller 5. The fire detector 2 refers to a module installed in the battery cabin 10 for monitoring the lithium iron phosphate battery, and when the combustible gas concentration received by the remote controller 5 from the fire alarm host 4 is greater than 20% LEL and less than 40% LEL, the emergency ventilation control box 6 controls the electric air valve and the centrifugal fan 7 to be opened, and the combustible gas in the battery cabin 10 is discharged to the outside of the box. When the combustible gas concentration is greater than 40% LEL or the fire alarm host 4 issues a fire extinguishing signal, the emergency ventilation control box 6 controls the electric air valve and the fan to be closed.

[0032] The emergency ventilation control box 6 in the embodiment can be automatically controlled through the remote controller 5, and can also be manually controlled, for example, the emergency ventilation control box 6 can be started through the manual switch on the emergency ventilation control box 6, and in manual mode, manual intervention is facilitated in special circumstances. The operator can directly control the opening and closing of the air inlet valve 8, the air outlet valve 9 and the centrifugal fan 7 through the manual switch on the emergency ventilation control box 6, and in remote mode, when the emergency ventilation control box 6 receives the start or stop command of the remote controller 5, the emergency ventilation control box 6 can control the opening and closing of the air inlet valve 8, the air outlet valve 9 and the centrifugal fan 7.

[0033] The above only describes the preferred embodiment of the present application, and does not limit the implementation and protection scope of the present application. For those skilled in the art, it should be realized that any equivalent replacement and obvious changes made by applying the contents of the present application and the drawings should be included in the protection scope of the present application.

Claims

1. A high energy in-maintenance box power fire ventilation linkage control system, characterized in that, The fire-fighting system comprises a fire-fighting gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire-fighting gas container, the gas outlet of the fire-fighting gas container is connected with the gas spraying pipeline, the gas spraying pipeline is provided with the pipeline gas control valve, the remote release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

2. The high energy in-maintenace box power fire ventilation linkage control system of claim 1, wherein, The fire-fighting system comprises a fire-fighting gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire-fighting gas container, the gas outlet of the fire-fighting gas container is connected with the gas spraying pipeline, the gas spraying pipeline is provided with the pipeline gas control valve, the remote release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

3. The high energy in-maintenace box power fire ventilation linkage control system of claim 2, wherein, The fire-fighting system comprises a fire-fighting gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire-fighting gas container, the gas outlet of the fire-fighting gas container is connected with the gas spraying pipeline, the gas spraying pipeline is provided with the pipeline gas control valve, the remote release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

4. The high energy in-maintenace box power fire ventilation linkage control system of claim 2, wherein, The fire-fighting system comprises a fire-fighting gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire-fighting gas container, the gas outlet of the fire-fighting gas container is connected with the gas spraying pipeline, the gas spraying pipeline is provided with the pipeline gas control valve, the remote release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

5. The high energy in-maintenace box power fire ventilation linkage control system of claim 1, wherein, The fire-fighting system comprises a fire-fighting gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire-fighting gas container, the gas outlet of the fire-fighting gas container is connected with the gas spraying pipeline, the gas spraying pipeline is provided with the pipeline gas control valve, the remote release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

6. The high energy in-maintenace box power fire ventilation linkage control system of claim 5, wherein, The fire-fighting system comprises a fire-fighting gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire-fighting gas container, the gas outlet of the fire-fighting gas container is connected with the gas spraying pipeline, the gas spraying pipeline is provided with the pipeline gas control valve, the remote release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

7. The high energy in-maintenace box power fire ventilation linkage control system of claim 1, wherein, The fire-fighting system comprises a fire-fighting gas container, a mounting rack, a gas spraying pipeline, a gas control pipeline and a pipeline gas control valve, the mounting rack is provided with the fire-fighting gas container, the gas outlet of the fire-fighting gas container is connected with the gas spraying pipeline, the gas spraying pipeline is provided with the pipeline gas control valve, the remote release station is connected with the pipeline gas control valve through the gas control pipeline, and the pipeline gas control valve is connected with the fire alarm host.

8. The high energy in-maintenace box power fire ventilation linkage control system of claim 1, wherein, ​

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