CN215781124U - Fire control cabinet that charges - Google Patents

Abstract

The utility model provides a fire-fighting charging cabinet, which comprises a cabinet body, a fire-fighting system, a gas management system and a power management system, wherein the fire-fighting system is connected with the gas management system; the cabinet includes a plurality of sub-cabinets configured to accommodate charging devices; the fire fighting system comprises a fire extinguishing device; the gas management system comprises a ventilation device and a harmful gas recovery device; the power management system is configured to supply power to a charging device inside the sub-cabinet; in response to a fire danger condition in a sub-cabinet body, the fire fighting system starts the fire extinguishing device, the gas management system stops the ventilation of the ventilation device, the harmful gas recovery device is started to recover harmful gas, and the power management system stops supplying power to the charging device in the sub-cabinet body; the fire-fighting charging cabinet provided by the utility model can quickly respond to fire danger conditions, timely carry out fire-fighting operation, and collect harmful gas generated in the fire danger conditions, so that fire spreading and environmental pollution are prevented.

Description

Fire control cabinet that charges

Technical Field

The utility model relates to the field of charging devices, in particular to a fire-fighting charging cabinet.

Background

With the popularization of electric vehicles and more widely devices using rechargeable batteries, there is an increasing demand for charging devices. In order to guarantee charging safety, be convenient for manage battery charging outfit simultaneously, the cabinet that charges is more and more common in people's daily life.

The charging cabinet is a main device for charging the battery, and the charging cabinet outputs a power supply to provide proper voltage for the battery through an internal charging voltage stabilizing circuit, so that the normal charging of the battery is ensured. However, if the temperature of the battery is too high, or an internal circuit fails, or a large amount of current is generated by instantaneous discharge during the charging process, the battery is easy to catch fire, and further serious consequences such as battery explosion can occur, so that the battery has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fire-fighting charging cabinet, which can guarantee the fire-fighting safety of a battery when the battery is charged in the charging cabinet on the basis of safe power supply, can timely cope with fire-fighting safety accidents such as battery fire, explosion and the like, avoids the large-range expansion of fire danger conditions, and ensures the safety of personnel and property.

In a first aspect, the present invention provides a fire-fighting charging cabinet, comprising: a cabinet comprising a plurality of sub-cabinets, wherein the sub-cabinets are configured to house charging devices, the sub-cabinets being separated by partitions; a fire protection system comprising a fire suppression device; a gas management system comprising a ventilation device and a harmful gas recovery device; and a power management system configured to supply power to a charging device within the sub-cabinet.

In the technical solution of the embodiment of the present invention, in response to a fire risk situation in the sub-cabinet, the fire fighting system, the gas management system, and the voltage management system perform corresponding operations, which include: the fire fighting system starts the fire extinguishing device, the gas management system stops the ventilation of the ventilation device, the harmful gas recovery device is started to recover harmful gas, and the power management system stops supplying power to the charging device in the sub-cabinet body. Various devices in the fire-fighting charging cabinet respond to the fire danger situation in time, extinguish fire, cut off power and stop the continuous inflow of fresh air, thereby performing a comprehensive action, controlling and extinguishing the fire or preventing the fire from further spreading; meanwhile, the harmful gas recovery device is started, so that the harmful gas generated in fire danger is prevented from escaping into the air to pollute the environment.

In some embodiments, the power management system includes a weak current control unit and a strong current control unit; the weak current control unit supplies power to the fire protection system and the gas management system and controls the fire protection system and the gas management system to respond to the fire danger condition in the sub-cabinet body to execute corresponding operations; and the strong current control unit supplies power to the weak current control unit and a charging device in the sub-cabinet body. In response to a fire danger condition in the sub-cabinet body, the weak current control unit sends control signals to the fire protection system and the gas management system, and the strong current control unit stops supplying power to the charging device in the sub-cabinet body. The weak current control unit and the strong current control unit respectively control different devices in parallel, so that the timely response efficiency of fire fighting charging to response to fire danger conditions is improved; and different devices are connected into the two lines, so that the connection relation of the lines is simplified, and the safety of the lines is improved.

In some embodiments, the high power control unit comprises a safety isolation transformer, wherein the high power control unit supplies power to the charging device through the safety isolation transformer. The safety isolation transformer enables the charging device to be isolated from input current and voltage input from a power grid, even if the charging device leaks electricity, the charging device cannot hurt a contactor, and electricity utilization safety is guaranteed.

In some embodiments, the separator is a multi-layered structure including inner and outer metal plates and a fire-retardant material filled between the inner and outer metal plates; and meshes are distributed on the metal plate facing to the inner space of the sub-cabinet body in the inner metal plate and the outer metal plate. Such a design enables a cabinet made with the partition to be fire resistant and to split the airflow to mitigate impact in the event of a battery explosion.

In some embodiments, the fire suppression apparatus comprises: a fire extinguishing tank, a fire fighting pipeline and a fire fighting nozzle with fire extinguishing materials; wherein the fire fighting pipeline is connected with the fire extinguishing tank; one end of the fire-fighting spray head is connected with the fire-fighting pipeline, and the other end of the fire-fighting spray head enters the sub-cabinet body; wherein, fire extinguishing system starts extinguishing device includes, with the fire extinguishing materials in the jar that goes out spouts into the subcabinet body via fire-fighting pipeline and fire control shower nozzle. Each sub-cabinet body is got into through fire control shower nozzle, and such structure makes the fire control cabinet that charges can put out a fire to the sub-cabinet body that catches fire in time when taking place the fire danger condition and accurately, and can not reach other sub-cabinet bodies that do not take place the fire danger condition. And a plurality of fire control shower nozzles share a fire extinguishing tank, also make the storage of fire extinguishing material concentrated, the management of being convenient for.

In some embodiments, the ventilation device comprises an intake unit comprising an intake port and an intake port valve, and an exhaust unit comprising an exhaust duct and an exhaust fan; the air inlet is communicated with the outside and the space in the sub cabinet body; the exhaust pipeline comprises a sub-cabinet body exhaust port and a main exhaust port, the sub-cabinet body exhaust port is communicated with the space in the sub-cabinet body and is provided with an exhaust valve, and the main exhaust port is provided with a main exhaust valve; wherein the exhaust fan is configured to exhaust gas within the exhaust duct out of the cabinet through the total exhaust port. Such design is convenient for ventilate and manage air inlet and gas vent to the fire control cabinet that charges.

In some embodiments, the ventilation device further comprises a control switch that controls the intake valve, the exhaust valve, and the main exhaust valve; wherein the gas management system stopping ventilation of the ventilation device comprises the control switch controlling the air inlet valve and the main exhaust valve to be closed and controlling only the exhaust valve of the sub-cabinet body not related to the fire risk condition to be closed. When the fire-fighting charging cabinet is in a fire danger condition, the configuration can timely control the gas in the sub-cabinet body in the fire danger condition not to escape to other sub-cabinet bodies and the outside, and the other sub-cabinet bodies and the outside environment are protected.

In some embodiments, the harmful gas recovery apparatus includes an air extractor and a gas tank; wherein the air pump is connected with the ventilation device; the air storage tank is communicated with the air pump in a one-way mode; the step of starting the harmful gas recovery device to recover the harmful gas comprises the step of starting the air pump to pump the gas in the corresponding sub-cabinet space through the exhaust port of the sub-cabinet, and storing the pumped gas in the gas storage tank. Such configuration makes the fire control cabinet that charges when taking place the fire danger condition, can in time collect the harmful gas who produces, protects external environment.

In some embodiments, the fire protection charging cabinet further comprises a sensor device; the sensor device is arranged in the sub-cabinet body and is used for detecting the fire danger condition in the sub-cabinet body; wherein the sensor device comprises any one or more of a temperature sensor, a smoke sensor and a toxic gas sensor. Such configuration makes the fire control cabinet that charges can in time discover the fire danger condition.

In some embodiments, the sensor device is electrically connected to the power management system; wherein the sensor device sends a signal to the power management system after detecting the fire hazard condition; in response to the signal, the power management system controls the fire protection system, the gas management system, and the voltage management system to perform the respective operations. In a preferred embodiment, the fire fighting charging cabinet is configured to respond to the signal, control the fire fighting system to start the fire extinguishing device, control the gas management system to stop the ventilation of the ventilation device, and start the harmful gas recovery device to recover the harmful gas by the weak electric control unit in the power management system, and enable the strong electric control unit to stop the power supply to the charging device in the sub-cabinet body. Such configuration makes the fire control cabinet that charges can in time discover when taking place the fire danger condition, in time handles, reduces the loss to minimum.

The fire-fighting charging cabinet provided by the utility model not only meets the charging requirement of people, but also provides a plurality of sub-cabinet bodies with charging devices, ensures the safety of people in the charging process, simultaneously has the advantages that a fire-fighting system can timely treat the fire danger condition which happens accidentally, and a gas management system manages the gas in the fire-fighting charging cabinet and can seal and collect harmful gas.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a fire-fighting charging cabinet according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cabinet body of a fire-fighting charging cabinet according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a strong current control unit of a fire-fighting charging cabinet according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a weak current control unit of a fire-fighting charging cabinet according to an embodiment of the present invention;

fig. 5a is a schematic overall structure diagram of a partition board of a fire-fighting charging cabinet according to an embodiment of the present invention;

FIG. 5b is a schematic structural view of the metal plate facing the inner space of the sub-cabinet in the partition shown in FIG. 5 a;

fig. 6 is a schematic structural diagram of a fire fighting system of a fire fighting charging cabinet according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a gas management system of a fire-fighting charging cabinet according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of a fire-fighting charging cabinet according to an embodiment of the present invention.

Icon: 1000-fire-fighting charging cabinet; 100-cabinet body, 110-charging device, 120-inner layer metal plate, 130-subcabinet body, 140-device isolation layer, 142-device isolation layer partition plate, 150-outer layer metal plate, 160-interlayer between inner and outer metal plates;

200-fire extinguishing system, 210-fire extinguishing device, 211-fire fighting pipeline, 213-fire fighting spray head, 215-fire extinguishing tank indicator, 217-fire control valve, 219-fire extinguishing tank;

300-a gas management system, 310-a ventilation device, 320-a gas inlet, 321-a gas inlet valve, 330-a sub-cabinet gas outlet, 331-a sub-cabinet gas outlet valve, 340-a total gas outlet, 341-a total gas outlet valve, 350-a gas outlet pipeline, 360-a harmful gas recovery device, 361-an air extractor, 363-a gas storage tank control valve, 365-a gas storage tank indicator, 367-a gas storage tank and 370-an exhaust fan;

400-power management system, 430-strong current control unit, 440-weak current control unit, 410-strong current control board, 412-fuse, 414-safety isolation transformer, 420-weak current control board, 421-sensor device, 423-air inlet control switch, 425-total exhaust valve control switch, 427-sub-cabinet exhaust valve control switch.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Fig. 1 is a schematic structural diagram of a fire fighting charging cabinet 1000 according to some embodiments of the present invention, where the fire fighting charging cabinet 1000 is composed of a cabinet body 100, a fire fighting system 200, a gas management system 300, and a power management system 400. The cabinet 100 has a plurality of sub-cabinets 130 therein, such as the sub-cabinet 1, the sub-cabinet 2, and the sub-cabinet 3 shown in fig. 1. An exemplary structure of the sub-cabinet 130 is shown in detail in fig. 2. A charging device 110 is installed in each sub-cabinet body for charging the equipment. Wherein the fire fighting system 200 includes a fire extinguishing device 210, and the fire extinguishing device 210 is used for extinguishing fire when fire danger occurs in the sub-cabinet 130. The gas management system 300 includes, among other things, a ventilation device 310 and a harmful gas recovery device 360. In the case that no fire occurs, the ventilation device 310 ventilates the fire-fighting charging cabinet 1000, and the harmful gas recovery device 360 is in a closed state; in case of fire, the ventilation device 310 stops ventilation, and the harmful gas recovery device 360 is activated to recover the gas in the sub-cabinet 130 in which the fire occurs, the recovered gas including the harmful gas generated by combustion. In the case that no fire occurs, the power management system 400 supplies power to the charging device 110 in each sub-cabinet 130, and when a fire occurs in the sub-cabinet 130, the power supply to the charging device 110 in the corresponding sub-cabinet 130 is stopped in time, so as to cut off the power supply to the charging device in the sub-cabinet 130.

Referring to fig. 2, in a preferred embodiment, the cabinet 100 further includes a device isolation layer 140 in addition to the sub-cabinet 130, the device isolation layer 140 is spatially separated from the sub-cabinet 130 by a device isolation layer partition 142 for accommodating the related devices of the fire protection system 200, the gas management system 300 and the power management system 400, and the isolation enables the devices in the device isolation layer 140 to normally operate without being affected by a fire hazard situation occurring in a certain sub-cabinet 130, thereby dealing with the fire hazard situation. It should be noted that the spatial relationship between the device isolation layer 140 and the plurality of sub-cabinets 130 shown in fig. 2, i.e., the device isolation layer 140 is located below the plurality of sub-cabinets 130, is merely an example and is not a limiting representation. In practical applications, the spatial position relationship between the device isolation layer 140 and the plurality of sub-cabinets 130 may be set according to practical requirements, and the spatial position relationship includes, but is not limited to, the device isolation layer 140 being located above, below, left, right, front and rear of the plurality of sub-cabinets 130. The arrangement, number and size of the sub-cabinet space division of the cabinet 100 can be various, and fig. 2 is only schematically illustrated.

Referring to fig. 3 and 4, optionally, according to some embodiments of the utility model, the power management system 400 includes a strong current control unit 430 and a weak current control unit 440. Referring to fig. 4, fig. 4 is a schematic structural diagram of a strong electric control unit of a fire-fighting charging cabinet according to some embodiments of the present invention, the strong electric control unit includes a strong electric control board 410, input current and voltage input from a power grid are connected to the strong electric control board 410 through a fuse 412, the strong electric control board 410 is connected to the charging device 110 and the weak electric control board 420 in each sub-cabinet 130 through wires, power is supplied to the charging device 110 and the weak electric control unit in each sub-cabinet 130, and the fuse 412 is connected between the strong electric control board 410 and the weak electric control board 420. The fuse 412 can cut off the circuit in time when the current in the circuit is too large due to short circuit or other abnormal conditions, so as to prevent the electric equipment from being burnt by the large current. Please refer to fig. 4 for a structure of the weak current control unit.

Fig. 4 is a schematic structural diagram of a fire fighting charging weak current control unit according to some embodiments of the present invention, where the weak current control unit includes a weak current control board 420, and the weak current control board 420 is electrically connected to the fire fighting system 200 (shown in fig. 1) and the gas management system 300 (shown in fig. 1) and supplies power to the fire fighting system 200 and the gas management system 300. When a fire accident occurs in the sub-cabinet 130 (shown in fig. 1), the strong electric control unit immediately cuts off the power of the charging device 110 in the sub-cabinet 130 in a fully separated manner, and the strong electric control unit cuts off the phase line and the zero line connected to the charging device 110 in the sub-cabinet 130, so as to ensure that the power of the charging device 110 in the sub-cabinet 130 is completely cut off. The weak current control unit sends control signals to the fire fighting system 200 and the gas management system 300, controls the fire fighting system 200 to start the fire extinguishing device 210, controls the gas management system 300 to stop ventilation of the ventilation device 310, and starts the harmful gas recovery device 360 to recover the harmful gas.

With continued reference to fig. 3, according to some embodiments of the present invention, optionally, the strong electric control unit further includes a safety isolation transformer 414, the strong electric control board 410 is electrically connected to one end of the safety isolation transformer 414 through a fuse 412, and the other end of the safety isolation transformer 414 is electrically connected to the charging device 110 in each sub-cabinet 130 through the fuse 412. The input end and the output end of the safety isolation transformer 414 are completely disconnected and isolated, so that the external power grid is completely isolated from the charging device 110, the ground capacitance current of the charging device 110 is not enough to cause harm to the human body, and the power utilization safety of a user when the user uses the charging device 110 for charging is ensured.

Referring to fig. 2, 5a, 5b and 8, according to some embodiments of the present invention, optionally, the partition material constituting the cabinet body 100 of the fire-fighting charging cabinet 1000 is a multi-layer structure (as shown in fig. 5 a) including an inner metal plate 120, an outer metal plate 150 and a fire-proof material filled in the interlayer 160 between the inner and outer metal plates. Wherein, the inner metal plate 120 is distributed with meshes (as shown in fig. 5a and 5 b), preferably, the meshes can be uniform round holes and are uniformly distributed on the inner metal plate 120. Preferably, the fireproof material filled in the interlayer 160 between the inner and outer metal plates may be asbestos. Preferably, the outer metal plate 150 is made of a general metal material. The inner surface layer of each independent sub-cabinet body 130 is made of a metal plate distributed with meshes, and the effect of dividing airflow and slowing down impact can be achieved when the battery explodes; fireproof asbestos is filled in the interlayer 160 between the inner metal plate and the outer metal plate, and the fireproof asbestos plays roles in fire prevention, heat insulation and airflow impact absorption. Alternatively, as shown in fig. 2, the body of the fire-fighting charging cabinet 1000 includes a sub-body 130 and a device isolation layer 140, wherein the sub-body 130 and the device isolation layer 140 have a device isolation layer partition 142 therebetween, the device isolation layer partition 142 spatially separating the sub-body 130 and the device isolation layer 140. Preferably, the device isolation layer separator 142 also employs a multi-layer structure as shown in fig. 5 a. In addition, the "inner metal plate 120" herein refers to the metal plate facing the inner space of the sub-cabinet in the partition.

Referring to fig. 6 and 8, according to some embodiments of the present invention, the fire extinguishing apparatus 210 optionally includes a fire extinguishing tank 219 filled with fire extinguishing material, a fire fighting pipe 211, and a fire sprinkler 213, wherein the fire extinguishing tank 219 may further have a fire control valve 217 and a fire extinguishing tank indicator 215. Preferably, the fire extinguishing material is a battery fire-specific fire extinguishing agent. Preferably, the fire extinguishing tank 219 is disposed on the device isolation layer 140, and is connected to the fire fighting pipe 211 through the fire control valve 217, and the fire fighting nozzle 213 is connected to the fire fighting pipe 211 at one end and enters the sub-cabinet 130 through an opening on the device isolation layer partition 142 at the other end. Normally, the fire control valve 217 is normally open, and when a fire accident occurs in the sub-cabinet, the fire sprinkler is immediately opened and sprays out the fire extinguishing material to extinguish the fire source.

Referring to fig. 7 and 8, according to some embodiments of the present invention, optionally, the ventilation device 310 includes an air intake unit and an air exhaust unit, the air intake unit includes an air intake port 320 and an air intake valve 321, the air exhaust unit includes an air exhaust duct 350 and an air exhaust fan 370, wherein the air exhaust duct 350 includes a sub-cabinet air exhaust port 330, a sub-cabinet air exhaust valve 331, a total air exhaust port 340 and a total air exhaust valve 341, the duct includes the total air exhaust duct and the air exhaust duct of each sub-cabinet, and the air in the sub-cabinet air exhaust duct is exhausted through the total air exhaust port 340 of the total air exhaust duct. Each sub-cabinet has an independent door, an air inlet 320 and an air outlet 330. Under normal conditions, the air inlet valve 321, the sub-cabinet exhaust valve 331 and the main exhaust valve 341 of each sub-cabinet are in an open state, so that the outside air can normally enter each sub-cabinet 130, and the air in the sub-cabinet 130 is exhausted from the main exhaust port 340 under the action of the exhaust fan 370, wherein the sub-cabinet exhaust valve 331 and the main exhaust valve 341 can be one-way valves to ensure that the air does not flow backwards.

Referring to fig. 4 and 7, according to some embodiments of the present invention, the ventilation device 310 further optionally includes control switches, wherein the control switches include an air inlet control switch 423, a main exhaust valve control switch 425, and a sub-cabinet exhaust valve control switch 427. When a fire occurs in the sub-cabinet 130, the air inlet control switch 423 of the sub-cabinet 130 controls the air inlet valve 321 to close to ensure that no air enters, the sub-cabinet exhaust valve control switch 427 of the normal sub-cabinet 130 controls the sub-cabinet exhaust valve 331 to close to ensure that no influence is caused, the exhaust fan 370 stops working, and the main exhaust valve control switch 425 controls the main exhaust valve 341 to close to ensure that toxic gas is not exhausted to the external environment.

With continued reference to fig. 7 and 8, according to some embodiments of the present invention, optionally, the harmful gas recovery device 360 includes an air extractor 361 and an air storage tank 367, wherein the air storage tank 367 has an air storage tank control valve 363 and an air storage tank indicator 365, the air extractor 361 may be an air extraction compressor, and the air storage tank 367 may be a high-pressure air storage tank. The air pump 361 is connected with the main exhaust pipe of the ventilation device 310, and the air storage tank 367 is connected with the air pump in a one-way mode through an air storage tank control valve 363. When a fire occurs in the sub-cabinet 130, the harmful gas recovery device 360 is activated, and the air pump 361 pumps the gas in the sub-cabinet space through the sub-cabinet exhaust port 330 of the sub-cabinet 130, and stores the pumped gas in the gas storage 367, thereby preventing the harmful gas from being exhausted.

Referring to fig. 4 and 8, according to some embodiments of the present invention, the fire charging cabinet 1000 further includes a sensor device 421, and the sensor device 421 may include a temperature sensor, a smoke sensor, and a toxic gas sensor. A sensor device 421 is located inside each sub-cabinet for detecting a fire hazard condition.

Referring to fig. 1 and 4, according to some embodiments of the utility model, optionally, a sensor device 421 is electrically connected to the power management system 400. After the sensor device 421 detects the fire danger condition in the sub-cabinet, it sends a signal to the power management system 400; in response to the signal, the weak current control unit controls the fire fighting system to start the fire extinguishing device 210, the gas management system 300 stops the ventilation of the ventilation device 310, and starts the harmful gas recovery device 360 to recover the harmful gas, and the strong current control unit stops supplying power to the charging device 110 in the sub-cabinet.

Referring to fig. 1 and 8, fig. 8 is a schematic perspective view illustrating a fire-fighting charging cabinet according to an embodiment of the present invention. According to some embodiments of the present invention, optionally, the fire charging cabinet 1000 includes a cabinet 100, a power management system 400, a gas management system 300, a fire protection system 200, and a sensor device 421.

As shown in fig. 8, the cabinet 100 is divided into a sub-cabinet 130 and a device isolation layer 140, which are separated into separate spaces by a device isolation layer partition 142, the device isolation layer 140 is located at the upper part of the sub-cabinet 130, the sub-cabinet 130 is provided with a charging device 110 and a sensor device 421, and the sensor device 421 includes a temperature sensor, a smoke sensor and a toxic gas sensor; various other devices are placed in the device isolation layer 140. Each sub-cabinet 130 has an air inlet 320, a sub-cabinet exhaust outlet 330 and a fire sprinkler 213 therein, wherein the air inlet 320 is distributed at the lower part of a side wall of the sub-cabinet 130, and the sub-cabinet exhaust outlet 330 is arranged at the top of the sub-cabinet 130; the air inlet 320 has an air inlet valve 321, and the air inlet valve 321 may be disposed independently in each sub-cabinet 130, or one air inlet valve 321 may be shared by a plurality of sub-cabinets 130.

As shown in fig. 8, the fire fighting system 200 includes a fire fighting pipeline 211, a fire fighting nozzle 213 and an extinguishing tank 219, the fire fighting nozzle 213 is connected to the extinguishing tank 219 via the fire fighting pipeline 211, and the fire fighting pipeline 211 is filled with a fire extinguishing material. The fire sprinkler 213 enters the sub-tank 130 through an opening in the device isolation barrier 142 through the device isolation. The gas management system 300 includes a gas inlet 320, a gas inlet valve 321, a sub-cabinet exhaust port 330, a main exhaust port 340, an exhaust pipeline 350, a gas pump 361 and a gas storage tank 367, wherein the sub-cabinet exhaust port 330 is connected to the exhaust pipeline 350 to discharge the gas in the sub-cabinet 130 through the main exhaust port 340, and one end of the gas pump 361 is connected to the exhaust pipeline 350 and the other end thereof is connected to the gas storage tank 367.

As shown in fig. 8, the power management system 400 includes a strong power control unit and a weak power control unit, the strong power control unit supplies power to the weak power control unit and the charging device, the weak power control unit supplies power to the sensor device 421, the fire protection system 200 and the gas management system 300, the strong power control unit and the weak power control unit can perform signal transmission therebetween, and the weak power control unit can receive a signal sent by the sensor device 421 and respond accordingly.

When a fire hazard situation occurs in the sub-cabinet 130, the equipment in the device isolation layer 140 can still operate normally due to the device isolation layer partition 142. When the sensor device 421 detects a fire condition in the sub-cabinet 130, the sensor device sends a signal to the weak current control unit, the weak current control unit controls the gas management system 300 to close the gas inlet valve 321 of the sub-cabinet 130, close the sub-cabinet gas outlet 330 and the main gas outlet 340 of the sub-cabinet 130 where the fire condition does not occur, and open the gas pump 361 to pump the gas in the sub-cabinet 130 where the fire condition occurs into the gas storage tank 367, so as to prevent harmful gas from escaping into the outside air to pollute the environment, and simultaneously pump the gas in the sub-cabinet 130 to prevent the fire from becoming large or exploding due to gas mixing; meanwhile, the weak current control unit controls the fire nozzles 213 in the fire fighting system 200 to spray the fire extinguishing material in the fire fighting pipeline 211 into the sub-cabinet 130 in case of fire danger, so as to extinguish the fire source; meanwhile, the weak current control unit sends a fire signal to the strong current control unit, and the strong current control unit immediately powers off the charging device 110 in the sub-cabinet 130 in which the fire condition occurs. Moreover, because the partition boards forming the cabinet body are of a multilayer structure, the inner layer metal plate is distributed with uniform meshes, and the interlayer between the inner metal plate and the outer metal plate is filled with special materials with specific fireproof functions such as asbestos, the impact can be effectively reduced when the sub-cabinet body 130 is exploded. In the drawings of this specification, like-shaped legends represent like parts, and in view of the clarity of the description of the drawings, not all of the like parts have been given corresponding reference numerals, for example, it should be understood by those skilled in the art that there are 6 charging devices 110 in fig. 4, only one of which is identified by the drawings.

In summary, the present invention provides a fire-fighting charging cabinet, wherein the fire-fighting charging cabinet comprises a cabinet body, a fire-fighting system, a gas management system, a power management system and a sensor device. When the sensor device detects fire danger conditions such as smoking, fire, explosion and the like in the sub-cabinet body, signals are transmitted to a weak current control unit and a strong current control unit of the power management system; the weak current control unit controls the fire-fighting system to start the fire extinguishing device, opens the fire-fighting nozzle to spray fire extinguishing agent to extinguish fire, controls the gas management system to close the corresponding valve to stop ventilation of the ventilation device by controlling the control switch of each valve, and starts the harmful gas recovery device to recover harmful gas; and the strong current control unit stops supplying power to the charging device in the sub-cabinet body and cuts off the power supply of the charging device in the sub-cabinet body in time. The fire danger condition in the charging process can be found in time, corresponding fire extinguishing operation is carried out, and the fire safety in the charging process is ensured.

In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element which is referred to must have a specific orientation, be constructed in a specific orientation and operation, and thus, should not be construed as limiting the present invention.

It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only an example of the present invention, and is not intended to limit the scope of the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a fire control cabinet that charges which characterized in that, the fire control cabinet that charges includes:

a cabinet comprising a plurality of sub-cabinets, wherein the sub-cabinets are configured to house charging devices, the sub-cabinets being separated by partitions;

a fire protection system comprising a fire suppression device;

a gas management system comprising a ventilation device and a harmful gas recovery device; and

a power management system configured to supply power to a charging device within the sub-cabinet;

wherein, in response to a fire hazard condition in a sub-cabinet, the fire protection system, the gas management system, and the power management system perform respective operations comprising: the fire extinguishing system starts the fire extinguishing device, the gas management system stops the ventilation of the ventilation device, the harmful gas recovery device is started to recover harmful gas, and the power management system stops supplying power to the charging device in the sub-cabinet body.

2. A fire fighting charging cabinet according to claim 1, wherein the power management system comprises a weak current control unit and a strong current control unit;

the weak current control unit supplies power to the fire protection system and the gas management system and controls the fire protection system and the gas management system to respond to the fire danger condition in the sub-cabinet body to execute corresponding operations;

the strong current control unit supplies power to the weak current control unit and a charging device in the sub cabinet body; and

wherein, responding to the fire danger condition in the sub-cabinet body further comprises that the weak current control unit sends a control signal to the fire protection system and the gas management system, and the power management system stops supplying power to the charging device in the sub-cabinet body comprises that the strong current control unit stops supplying power to the charging device in the sub-cabinet body.

3. A fire fighting charging cabinet according to claim 2, wherein the strong electric control unit comprises a safety isolation transformer; and

wherein the strong electric control unit supplies power to the charging device through the safety isolation transformer.

4. A fire fighting charging cabinet according to claim 1, wherein the partition is a multi-layer structure including inner and outer metal plates and a fire-proof material filled between the inner and outer metal plates; and

and meshes are distributed on the metal plate facing to the inner space of the sub-cabinet body in the inner metal plate and the outer metal plate.

5. A fire fighting charging cabinet according to claim 1, wherein the fire extinguishing device comprises: a fire extinguishing tank, a fire fighting pipeline and a fire fighting nozzle with fire extinguishing materials;

wherein the fire fighting pipeline is connected with the fire extinguishing tank;

one end of the fire-fighting spray head is connected with the fire-fighting pipeline, and the other end of the fire-fighting spray head enters the sub-cabinet body; and

wherein, fire extinguishing system starts extinguishing device includes, with the fire extinguishing materials in the jar that goes out spouts into the subcabinet body via fire-fighting pipeline and fire control shower nozzle.

6. A fire fighting charging cabinet according to claim 1, wherein the ventilation device comprises an intake unit including an intake port and an intake port valve, and an exhaust unit including an exhaust duct and an exhaust fan;

the air inlet is communicated with the outside and the space in the sub cabinet body;

the exhaust pipeline comprises a sub-cabinet body exhaust port and a main exhaust port, the sub-cabinet body exhaust port is communicated with the space in the sub-cabinet body and is provided with an exhaust valve, and the main exhaust port is provided with a main exhaust valve; and

wherein the exhaust fan is configured to exhaust gas within the exhaust duct out of the cabinet through the total exhaust port.

7. A fire fighting charging cabinet according to claim 6, wherein the ventilation device further comprises a control switch, the control switch controlling the air inlet valve, the exhaust valve and the main exhaust valve; and

wherein the gas management system stopping ventilation of the ventilation device comprises the control switch controlling the air inlet valve and the main exhaust valve to be closed and controlling only the exhaust valve of the sub-cabinet body not related to the fire risk condition to be closed.

8. A fire fighting charging cabinet according to claim 6, wherein the harmful gas recovery device comprises an air extractor and a gas tank;

wherein the air pump is connected with the ventilation device;

the air storage tank is communicated with the air pump in a one-way mode; and

the step of starting the harmful gas recovery device to recover the harmful gas comprises the step of starting the air pump to pump the gas in the corresponding sub-cabinet space through the exhaust port of the sub-cabinet, and storing the pumped gas in the gas storage tank.

9. A fire fighting charging cabinet according to claim 1 or 2, characterized in that it further comprises a sensor device;

the sensor device is arranged in the sub-cabinet body and is used for detecting the fire danger condition in the sub-cabinet body; and

wherein the sensor device comprises any one or more of a temperature sensor, a smoke sensor and a toxic gas sensor.

10. A fire fighting charging cabinet according to claim 9, wherein the sensor device is electrically connected to the power management system;

wherein the sensor device sends a signal to the power management system after detecting the fire hazard condition; in response to the signal, the power management system controls the fire protection system, the gas management system, and the power management system to perform the respective operations.

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