CN211188864U - Fire-fighting system of power exchange cabinet - Google Patents
Fire-fighting system of power exchange cabinet Download PDFInfo
- Publication number
- CN211188864U CN211188864U CN201922030342.9U CN201922030342U CN211188864U CN 211188864 U CN211188864 U CN 211188864U CN 201922030342 U CN201922030342 U CN 201922030342U CN 211188864 U CN211188864 U CN 211188864U
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- Prior art keywords
- battery
- fire
- cabinet
- control board
- temperature
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000000779 smoke Substances 0.000 claims abstract description 24
- 239000008400 supply water Substances 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims abstract 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 15
- 229910052744 lithium Inorganic materials 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a trade fire extinguishing systems of battery cabinet, include: set up in the inside smoke of the cabinet of changing electricity and feel alarm, temperature sensor, receive the fire control board of smoke and feel alarm signal and receive the battery storehouse board of temperature sensor signal, set up battery backup on the fire control board, receive the smoke alarm signal of fire control board and the main control board of the temperature alarm signal of battery storehouse board to control fire control board send the instruction of closing external power source, starting battery backup, with the round pin that takes off that the fire control board is connected, control the cabinet of changing electricity and external power source disconnection, set up the water pump in the cabinet bottom of changing electricity, supplied power to the water pump by battery backup, and start the work of water pump, the float switch who is connected with battery backup controls the float switch and supplies water. The utility model discloses guarantee that the fire extinguishing system still can normally work after external power source cuts off, when trading the cabinet and breaking out the conflagration, even main control board and fire control board have all become invalid, also can independently supply water pump power, ensure the normal work of fire control pipe water spray.
Description
Technical Field
The utility model relates to a trade cabinet fire-fighting equipment technical field, especially relate to a trade fire extinguishing system who trades cabinet.
Background
The fire source of the power exchange cabinet is a battery, if the battery catches fire, inert gas or a dry powder fire extinguisher is used for extinguishing fire, so that effective fire extinguishment cannot be achieved, because the electric core is subjected to chemical reaction inside when the electric core catches fire, oxygen and combustible gas can be generated by the electric core, and the electric core can spontaneously combust without the help of external oxygen. Water is better than other fire extinguishing agents, and in different types of chemical systems, water shows better cooling capacity, and if the batteries on fire are continuously cooled by water, the batteries can be effectively put out fire after being completely cooled. The power exchange cabinet in the current market is without a fire protection system, once a battery is on fire, the fire is easy to spread and cannot be controlled in time to cause a fire, and great potential safety hazards are brought to lives and properties of people.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the novel embodiment is as follows: the utility model provides a fire extinguishing system of power exchange cabinet to solve the problem that exists among the prior art.
In accordance with one aspect of the present novel embodiment, there is disclosed a fire suppression system for a battery replacement cabinet, comprising:
The smoke detector alarm is arranged in the power exchange cabinet and used for detecting whether smoke is generated in the power exchange cabinet or not and generating an alarm signal when the smoke is detected to be generated in the power exchange cabinet;
The fire fighting plate is arranged on a battery unit bin in the battery replacing cabinet, and is provided with a standby battery which is controlled by the fire fighting plate to start power supply outwards;
The temperature sensor is arranged in the lithium battery in the battery unit bin and used for detecting the temperature parameter of the lithium battery in the battery unit bin and sending an alarm signal when the temperature of the lithium battery in the charging unit bin exceeds a set temperature threshold value according to the set temperature threshold value;
The battery compartment plate is used for receiving an alarm signal of the temperature sensor and is arranged in the battery unit compartment;
The main control board is used for receiving smoke alarm signals of the fire fighting board and temperature alarm signals of the battery cabin board, uploading the alarm signals to a remote server after receiving the smoke alarm signals and the temperature alarm signals, sending instructions for turning off an external power supply and starting a standby battery to the fire fighting board, and starting the standby battery by the fire fighting board and starting to supply power to the main control board and the fire fighting board;
The fire fighting plate is connected with the fire fighting plate, and when the fire fighting plate starts an instruction for turning off the external power supply, the fire fighting plate turns off the disconnecting pin to disconnect the power changing cabinet from the external power supply;
The water pump is connected with the standby battery, and after the main control board sends an instruction for starting the standby battery to the fire fighting board, the standby battery supplies power to the water pump and starts the water pump to work;
The float switch is arranged on the fire water tank and connected with the standby battery, and when the standby battery is started, the float switch is turned on and controls an external fire water source to supply water into the water tank.
In another embodiment of the fire fighting system based on the power conversion cabinet, the fire fighting system further includes an air switch, the air switch is connected to and controlled by the trip pin, when the trip pin is started, the air switch is turned off, the air switch controls power supply of each battery unit bin inside the power conversion cabinet, and when the air switch is turned off, the charging equipment inside the battery unit bin is disconnected from charging connection.
In another embodiment of the fire-fighting system based on the power exchange cabinet, the main control board communicates with the fire-fighting board and the battery compartment board in a CAN bus communication mode.
In another embodiment of the fire extinguishing system based on the power distribution cabinet of the present invention, the temperature sensor includes:
A BMS temperature sensing unit, an NTC thermistor;
The NTC thermistor is arranged in the battery unit bin and used for acquiring temperature information in the battery unit bin;
BMS temperature sensing unit sets up the temperature alarm threshold value of lithium cell, and receives the real-time temperature value of the lithium cell of NTC thermistor monitoring, when the real-time temperature value of monitoring is higher than the temperature alarm threshold value of setting for, BMS temperature sensing unit to the battery storehouse board sends the temperature alarm signal and compares with prior art, and this use is novel to have following advantage:
This use neotype fire extinguishing system who trades electric cabinet monitors through temperature sensor and smoke transducer and trades the inside temperature of electric cabinet and smoke information, when sending and report an emergency and ask for help or increased vigilance, main control board control fire control board disconnection is taken off mouthful round pin and is cut off external power supply, and start reserve battery, to the main control board, a water pump, the floater switch power supply, guarantee that fire extinguishing system still can normally work after external power supply cuts off, because by independent power supply, when trading the electric cabinet and taking place the conflagration, even main control board and fire control board have all become invalid, also can supply power for the independent water pump, ensure the normal work of fire control pipe water spray.
Drawings
In order to more clearly illustrate the new embodiments or the technical solutions in the prior art, a brief description will be given below of the drawings used in the description of the embodiments or the prior art, and it is obvious that the drawings in the following description are some of the embodiments of the new embodiments, and it is obvious for those skilled in the art to obtain other drawings according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the fire-fighting system using the novel battery replacement cabinet.
In the figure, 1 smoke detector alarm, 2 fire control board, 3 temperature sensor, 4 battery storehouse board, 5 main control board, 6 spare battery, 7 take-off pin, 8 water pump, 9 float switch.
Detailed Description
In order to make the objects, technical solutions and advantages of the present novel embodiments more apparent, the technical solutions of the present novel embodiments will be described in detail and completely with reference to the accompanying drawings of the present novel embodiments, and it is to be understood that the described embodiments are only a part of the present novel embodiments, but not all of the present novel embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given in the present application without inventive step, are within the scope of the protection of the present application.
The fire-fighting system using the novel replaceable battery cabinet is described in more detail with reference to the accompanying drawings and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the fire-fighting system using the novel power conversion cabinet, and as shown in fig. 1, the fire-fighting system of the power conversion cabinet of the embodiment includes:
The smoke detector alarm 1 is arranged in the power exchange cabinet, and the smoke detector alarm 1 is used for detecting whether smoke occurs in the power exchange cabinet and generating an alarm signal when the smoke is detected to be generated in the power exchange cabinet;
The fire fighting plate 2 is used for receiving an alarm signal of the smoke sensing alarm 1, the fire fighting plate 2 is arranged on a battery unit bin in the battery replacing cabinet, a standby battery 6 is arranged on the fire fighting plate 2, and the standby battery 6 is controlled by the fire fighting plate 2 to be started to supply power to the outside;
The backup battery 6 is divided into two blocks: one is arranged on the fire fighting plate 2 and used for supplying power to the battery chamber plate 4 and the fire fighting plate 2 after the fire fighting system is started and powered off; the other one is arranged at a position which is not easy to damage after a fire disaster happens and is used for waterproof protection; the fire-fighting water supply device is an independent power supply unit, even if an industrial control board and a fire-fighting board fail, the water supply pump 8 can be independently supplied with power, the normal work of water spraying of a fire-fighting pipe is ensured, the fire-fighting water supply device is divided into two standby batteries, the standby batteries on the fire-fighting board 2 can be burnt out and fail when on fire, the other battery is installed at the position which is not easy to burn out, and the independent water supply pump 8 supplies power.
The temperature sensor 3 is arranged in the lithium battery in the battery unit bin, and the temperature sensor 3 is used for detecting the temperature parameter of the lithium battery in the battery unit bin and sending an alarm signal when the temperature of the lithium battery in the charging unit bin exceeds the set temperature threshold according to the set temperature threshold;
The battery compartment plate 4 is used for receiving an alarm signal of the temperature sensor 3, and the battery compartment plate 4 is arranged in the battery unit compartment;
The main control board 5 is used for receiving smoke alarm signals of the fire fighting board 2 and temperature alarm signals of the battery chamber board 4, after receiving the smoke alarm signals and the temperature alarm signals, the main control board 5 uploads the alarm signals to a remote server, and sends instructions for turning off an external power supply and starting the standby battery 6 to the fire fighting board 2, and the fire fighting board 2 starts the standby battery 6 and starts to supply power to the main control board 5 and the fire fighting board 2;
The fire fighting plate 2 is connected with the fire fighting plate 2, and when the fire fighting plate 2 starts an instruction for turning off the external power supply, the fire fighting plate 2 turns off the disconnecting pin 7, so that the power changing cabinet is disconnected with the external power supply;
The water pump 8 and the fire water tank are arranged at the bottom of the power exchange cabinet, the water pump 8 is connected with the standby battery 6, and after the main control board 5 sends an instruction for starting the standby battery 6 to the fire fighting board 2, the standby battery 6 supplies power to the water pump 8 and starts the water pump 8 to work;
The fire-fighting water tank is characterized by comprising a float switch 9 arranged on the fire-fighting water tank, wherein the float switch 9 is connected with the standby battery 6, and when the standby battery 6 is started, the float switch 9 is turned on and controls an external fire-fighting water source to supply water into the water tank.
Still include air switch, air switch with take off mouthful round pin 7 and be connected and receive take off mouthful round pin 7 control, work as when taking off mouthful round pin 7 and starting, air switch cuts off, air switch control trade the power supply in each battery unit storehouse of battery cabinet inside, work as when air switch cuts off, the charging equipment disconnection charging connection in the battery unit storehouse.
The main control board 5 communicates with the fire control board 2 and the battery chamber board 4 in a CAN bus communication mode.
The temperature sensor 3 includes:
A BMS temperature sensing unit, an NTC thermistor;
The NTC thermistor is arranged in the battery unit bin and used for acquiring temperature information in the battery unit bin;
The BMS temperature sensing unit sets a temperature alarm threshold value of the lithium battery, receives a real-time temperature value of the lithium battery monitored by the NTC thermistor, and sends a temperature alarm signal to the battery compartment plate 4 when the monitored real-time temperature value is higher than the set temperature alarm threshold value.
This use neotype fire extinguishing systems's that trades battery cabinet embodiment flow does:
Firstly, when trading the inside condition of a fire that appears of battery case, smoke detector alarm 1 triggers the warning and sends alarm information to fire control board 2 owing to detect smog, fire control 2 sends the information that trades the battery case and take place the conflagration for main control board 5 through the CAN bus, main control board 5 will trade the information that the battery case sent the conflagration and upload distal end server, and send the instruction that starts fire control equipment for fire control board 2 simultaneously, the instruction that starts fire control equipment includes disconnection external power source, prevent further aggravation of conflagration, start the emergency power supply, supply power to water pump 8 and main control board 5 alone by emergency power source, 2 control disconnection tripping device 7 of fire control board, cut off external power source, fire control board 2 starts reserve battery 6, provide the power to main control board 5 and fire control board 2 by reserve battery 6, supply power to water pump 8 and float switch 9 simultaneously, start the operation of fire control equipment.
Secondly, when the temperature sensor 3 of the battery inside the rechargeable battery compartment detects that the temperature of the battery or the temperature of the rechargeable battery compartment reaches a set upper temperature limit value, triggering temperature alarm and sending alarm information to the unit compartment board 4, the unit compartment board 4 sends the temperature alarm information to the main control board 5 through a CAN bus, the main control board 5 uploads the information of fire disaster sent by the battery replacement cabinet to a remote server and simultaneously sends an instruction for starting the fire-fighting equipment to the fire-fighting board 2, the instruction for starting the fire-fighting equipment comprises disconnecting an external power supply, preventing the further aggravation of the fire disaster, starting an emergency power supply to supply power, the emergency power supply independently supplies power to the water pump 8 and the main control board 5, the fire-fighting board 2 controls the disconnecting device 7 to be disconnected, the external power supply is cut off, the standby battery 6 is started by the fire-fighting board 2, the standby battery 6 supplies power to the main control board 5 and the fire-fighting board 2, and, and starting the fire-fighting equipment to operate.
The two methods for triggering the alarm can timely and accurately judge sudden thermal runaway fire of the battery or fire in the battery replacement cabinet, and find and respond in the shortest time. The standby battery 6 of the fire fighting plate 2 independently supplies power to the main control plate 5 and the fire fighting plate 2, so that the fire fighting system can still normally work after the external power supply is cut off. The fire control board 2 control is disconnected mouthful ware 7, cuts off external power supply, and the purpose prevents to start the risk that takes place electric leakage, short circuit behind the fire control water spray, and stand-by battery 6 independently supplies power to water pump 8, even main control board 5 and fire control board 2 all became invalid, also can independently feed water, and 8 supplies power ensure the normal work of fire control pipe water spray.
The fire-fighting fire extinguishing system using the novel battery replacing cabinet is described in detail, specific examples are applied in the description to explain the principle and the implementation mode of the novel battery replacing cabinet, and the description of the examples is only used for helping to understand the novel method and the core idea of the novel battery replacing cabinet; meanwhile, for a person skilled in the art, according to the present novel concept, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present novel concept.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a trade fire extinguishing systems of electricity cabinet, trade the electricity cabinet and set up a plurality of battery unit storehouses, its characterized in that includes:
The smoke detector alarm is arranged in the power exchange cabinet and used for detecting whether smoke is generated in the power exchange cabinet or not and generating an alarm signal when the smoke is detected to be generated in the power exchange cabinet;
The fire fighting plate is arranged on a battery unit bin in the battery replacing cabinet, and is provided with a standby battery which is controlled by the fire fighting plate to start power supply outwards;
The temperature sensor is arranged in the lithium battery in the battery unit bin and used for detecting the temperature parameter of the lithium battery in the battery unit bin and sending an alarm signal when the temperature of the lithium battery in the charging unit bin exceeds a set temperature threshold value according to the set temperature threshold value;
The battery compartment plate is used for receiving an alarm signal of the temperature sensor and is arranged in the battery unit compartment;
The main control board is used for receiving smoke alarm signals of the fire fighting board and temperature alarm signals of the battery cabin board, uploading the alarm signals to a remote server after receiving the smoke alarm signals and the temperature alarm signals, sending instructions for turning off an external power supply and starting a standby battery to the fire fighting board, and starting the standby battery by the fire fighting board and starting to supply power to the main control board and the fire fighting board;
The fire fighting plate is connected with the fire fighting plate, and when the fire fighting plate starts an instruction for turning off the external power supply, the fire fighting plate turns off the disconnecting pin to disconnect the power changing cabinet from the external power supply;
The water pump is connected with the standby battery, and after the main control board sends an instruction for starting the standby battery to the fire fighting board, the standby battery supplies power to the water pump and starts the water pump to work;
The float switch is arranged on the fire water tank and connected with the standby battery, and when the standby battery is started, the float switch is turned on and controls an external fire water source to supply water into the water tank.
2. A fire extinguishing system for a power changing cabinet as claimed in claim 1, further comprising an air switch connected to and controlled by the trip pin, wherein when the trip pin is activated, the air switch is turned off, the air switch controls the power supply of each battery cell compartment inside the power changing cabinet, and when the air switch is turned off, the charging equipment inside the battery cell compartment is disconnected from the charging connection.
3. A fire extinguishing system of the switch cabinet as recited in claim 1, wherein the main control board communicates with the fire fighting board and the battery compartment board via CAN bus communication.
4. A fire fighting system for a power distribution cabinet as recited in claim 1, wherein said temperature sensor comprises:
A BMS temperature sensing unit, an NTC thermistor;
The NTC thermistor is arranged in the battery unit bin and used for acquiring temperature information in the battery unit bin;
The BMS temperature sensing unit is used for setting a temperature alarm threshold value of the lithium battery and receiving a real-time temperature value of the lithium battery monitored by the NTC thermistor, and when the monitored real-time temperature value is higher than the set temperature alarm threshold value, the BMS temperature sensing unit sends a temperature alarm signal to the battery compartment plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030342.9U CN211188864U (en) | 2019-11-22 | 2019-11-22 | Fire-fighting system of power exchange cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030342.9U CN211188864U (en) | 2019-11-22 | 2019-11-22 | Fire-fighting system of power exchange cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211188864U true CN211188864U (en) | 2020-08-07 |
Family
ID=71860899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922030342.9U Expired - Fee Related CN211188864U (en) | 2019-11-22 | 2019-11-22 | Fire-fighting system of power exchange cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211188864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110882503A (en) * | 2019-11-22 | 2020-03-17 | 深圳易电新动力有限公司 | Fire-fighting system and fire-fighting method of power exchange cabinet |
-
2019
- 2019-11-22 CN CN201922030342.9U patent/CN211188864U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110882503A (en) * | 2019-11-22 | 2020-03-17 | 深圳易电新动力有限公司 | Fire-fighting system and fire-fighting method of power exchange cabinet |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 |