CN215351670U - Fire-fighting system for energy storage container - Google Patents
Fire-fighting system for energy storage container Download PDFInfo
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- CN215351670U CN215351670U CN202121332293.5U CN202121332293U CN215351670U CN 215351670 U CN215351670 U CN 215351670U CN 202121332293 U CN202121332293 U CN 202121332293U CN 215351670 U CN215351670 U CN 215351670U
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Abstract
The utility model relates to the technical field of lithium batteries, in particular to a fire-fighting system for an energy storage container. Comprises a fire-fighting tank and a fire-fighting main pipe; the fire-fighting tank is arranged on one side of the energy storage container; the fire-fighting tank comprises a first tank body for storing a gas fire-extinguishing agent and a second tank body for storing a liquid fire-extinguishing agent; one end of the fire-fighting main pipe is connected with a fire-fighting valve of the fire-fighting tank, the other end of the fire-fighting main pipe is provided with more than two fire-fighting branch pipes which are respectively communicated with the fire-fighting main pipe, and one ends of the fire-fighting branch pipes, which are far away from the fire-fighting main pipe, are provided with nozzles which extend into the electric box; the opening time of the second tank body is later than that of the first tank body. When the lithium cell in the electronic box takes place to catch fire the dangerous situation, the fire control jar is opened and is sprayed gaseous fire extinguishing agent and liquid fire extinguishing agent in proper order behind the fire control valve, puts out a fire the back through spraying gaseous fire extinguishing agent to the ignition point earlier, and the liquid fire extinguishing agent that sprays is cooled down to the lithium cell again, prevents the lithium cell and reignites once more.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a fire-fighting system for an energy storage container.
Background
With the popularization and application of new energy sources such as solar energy, wind energy and the like, an energy storage technology develops, and lithium batteries gradually become mainstream products for energy storage because of the advantages of higher energy, long service life, high rated voltage, high power bearing capacity, very low self-discharge rate, light weight, environmental protection, basically no water consumption in production and the like. The fire extinguishing system is arranged inside the existing energy storage container, however, the traditional fire extinguishing system carries out early warning by arranging a sensor inside the fire extinguishing system and triggers a pipe network of a peripheral device to directly extinguish fire from the outside of the electric box, but the traditional method has the following defects: traditional fire extinguishing system can't put out great fire behavior, once only put out the back, because the chemical reaction that constantly takes place in the lithium cell exists the risk of reburning easily.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a fire-fighting system for an energy storage container, which realizes fire extinguishment and prevents re-ignition.
In order to solve the technical problems, the utility model adopts the technical scheme that: the fire fighting system for the energy storage container is provided, wherein more than two electric boxes for accommodating lithium battery packs are arranged in the energy storage container, and each electric box comprises a fire fighting tank and a fire fighting main pipe;
the fire-fighting tank is arranged on one side of the energy storage container; the fire-fighting tank comprises a first tank body for storing a gas fire-extinguishing agent and a second tank body for storing a liquid fire-extinguishing agent;
one end of the fire-fighting main pipe is connected with a fire-fighting valve of the fire-fighting tank, the other end of the fire-fighting main pipe is provided with more than two fire-fighting branch pipes which are respectively communicated with the fire-fighting main pipe, and one ends of the fire-fighting branch pipes, which are far away from the fire-fighting main pipe, are provided with nozzles which extend into the electric box;
the opening time of the second tank body is later than that of the first tank body.
Furthermore, a smoke sensor and/or a gas sensor are/is also arranged in the electric box;
the nozzle of the fire branch pipe is provided with an electromagnetic valve;
the smoke sensor and/or the gas sensor are electrically connected with the electromagnetic valve respectively.
Furthermore, glass beads are arranged in the nozzles of the fire branch pipes, and the glass beads block the internal channels of the nozzles;
and nitrogen is filled in the main fire fighting pipe and the branch fire fighting pipes.
Furthermore, the energy storage container also comprises an electric cabinet, and the electric cabinet is sequentially provided with a plurality of first spaces for accommodating the electric boxes from top to bottom;
the fire-fighting main pipe is vertically arranged on one side of the electric cabinet, and the fire-fighting branch pipes sequentially extend into the first space from top to bottom and are connected with the electric cabinet.
Further, the medium of the gaseous extinguishing agent is heptafluoropropane or perfluorohexanone or carbon dioxide.
Further, the medium of the liquid fire extinguishing agent is water mist or an inorganic flame-retardant medium or an organic flame-retardant medium.
Furthermore, a timing valve is arranged in the second tank body.
The utility model has the beneficial effects that: the utility model provides a fire extinguishing systems for energy storage container through setting up fire-fighting tank and fire control house steward, stores gaseous fire extinguishing agent and liquid fire extinguishing agent in the fire-fighting tank respectively. The one end of fire control house steward with the fire control valve of fire control jar is connected, and the other end of fire control house steward is provided with a plurality of fire control branch pipes and stretches into inside the electronic box through the nozzle of fire control branch pipe. When the lithium cell in the electronic box takes place to catch fire the dangerous situation, the fire control jar is opened and is sprayed gaseous fire extinguishing agent and liquid fire extinguishing agent in proper order behind the fire control valve, puts out a fire the back through spraying gaseous fire extinguishing agent to the ignition point earlier, sprays liquid fire extinguishing agent again and cools down the lithium cell, effectively prevents the lithium cell to reburn once more.
Drawings
FIG. 1 is a schematic diagram of a fire protection system for an energy storage container according to the present invention;
FIG. 2 is a schematic structural diagram of a first embodiment of a fire protection system for an energy storage container of the present invention;
FIG. 3 is a schematic structural diagram of a second embodiment of a fire fighting system for an energy storage container according to the present invention;
description of reference numerals:
1. a fire-fighting tank; 2. a main fire hose; 3. an electric cabinet; 31. a first space; 4. an electric box; 5. a lithium battery cell; 6. a fire branch pipe; 61. a nozzle; 7. a smoke sensor; 8. a gas sensor; 9. glass beads.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, the present invention provides a fire fighting system for an energy storage container, wherein the energy storage container is provided with two or more electric boxes for accommodating lithium battery packs, and each electric box comprises a fire fighting tank and a fire fighting main;
the fire-fighting tank is arranged on one side of the energy storage container; the fire-fighting tank comprises a first tank body for storing a gas fire-extinguishing agent and a second tank body for storing a liquid fire-extinguishing agent;
one end of the fire-fighting main pipe is connected with a fire-fighting valve of the fire-fighting tank, the other end of the fire-fighting main pipe is provided with more than two fire-fighting branch pipes which are respectively communicated with the fire-fighting main pipe, and one ends of the fire-fighting branch pipes, which are far away from the fire-fighting main pipe, are provided with nozzles which extend into the electric box;
the opening time of the second tank body is later than that of the first tank body.
From the above description, the beneficial effects of the present invention are: the utility model provides a fire extinguishing systems for energy storage container through setting up fire-fighting tank and fire control house steward, stores gaseous fire extinguishing agent and liquid fire extinguishing agent in the fire-fighting tank respectively. The one end of fire control house steward with the fire control valve of fire control jar is connected, and the other end of fire control house steward is provided with a plurality of fire control branch pipes and stretches into inside the electronic box through the nozzle of fire control branch pipe. When the lithium cell in the electronic box takes place to catch fire the dangerous situation, the fire control jar is opened and is sprayed gaseous fire extinguishing agent and liquid fire extinguishing agent in proper order behind the fire control valve, puts out a fire the back through spraying gaseous fire extinguishing agent to the ignition point earlier, and the liquid fire extinguishing agent that sprays is cooled down to the lithium cell again, prevents the lithium cell and reignites once more.
Furthermore, a smoke sensor and/or a gas sensor are/is also arranged in the electric box;
the nozzle of the fire branch pipe is provided with an electromagnetic valve;
the smoke sensor and/or the gas sensor are electrically connected with the electromagnetic valve respectively.
According to the above description, still be equipped with smoke transducer and gas sensor in the electronic box, smoke transducer and gas sensor carry out the smoke respectively to the electronic box inside and feel the early warning and trigger, when smoke transducer and gas sensor detected to produce smog and combustible gas in the electronic box, can trigger the solenoid valve simultaneously, and the back is opened to the solenoid valve of nozzle, and gaseous extinguishing agent and the liquid extinguishing agent in the fire control jar spout in proper order and cover the ignition point, put out a fire-retardant to the lithium cell.
Furthermore, glass beads are arranged in the nozzles of the fire branch pipes, and the glass beads block the internal channels of the nozzles;
and nitrogen is filled in the main fire fighting pipe and the branch fire fighting pipes.
As can be known from the above description, be equipped with glass bead in the nozzle of fire control branch pipe, glass bead melting point is lower, and the temperature risees and dissolves glass bead when the lithium cell of electronic box inside takes place thermal runaway, and the nitrogen gas pressurized blowout back of fire control house steward and the inside fire branch pipe, gaseous fire extinguishing agent and the liquid fire extinguishing agent in the fire control jar are spout in proper order again and are put out a fire to the ignition point, realize putting out a fire and fire-retardant.
Furthermore, the energy storage container also comprises an electric cabinet, and the electric cabinet is sequentially provided with a plurality of first spaces for accommodating the electric boxes from top to bottom;
the fire-fighting main pipe is vertically arranged on one side of the electric cabinet, and the fire-fighting branch pipes sequentially extend into the first space from top to bottom and are connected with the electric cabinet.
As can be seen from the above description, the electrical cabinet is sequentially provided with a plurality of first spaces for accommodating the electrical boxes from top to bottom, so as to separate each electrical box, and when a lithium battery inside a single electrical box catches fire, the fire can be extinguished at a fixed point, thereby preventing the electrical box from spreading.
Further, the medium of the gaseous extinguishing agent is heptafluoropropane or perfluorohexanone or carbon dioxide.
Further, the medium of the liquid fire extinguishing agent is water mist or an inorganic flame-retardant medium or an organic flame-retardant medium.
Furthermore, a timing valve is arranged in the second tank body.
From the above description, it can be known that a timing valve is arranged in the second tank, and the timing valve controls the valve of the second tank to open after the gaseous extinguishing agent in the first tank is completely sprayed, so that the liquid extinguishing agent in the second tank is controlled to be sprayed after the gaseous extinguishing agent.
Referring to fig. 1 to fig. 2, a first embodiment of the present invention is: a fire fighting system for an energy storage container is provided comprising a fire fighting tank 1 and a fire fighting manifold 2.
An electric cabinet 3 is arranged in the energy storage container. The electrical cabinet is intended to house an electrical box 4 loaded with lithium batteries. The electric cabinet is equipped with a plurality of first spaces 31 that are used for holding the electronic box from the top down in proper order, and is preferred, and every electric cabinet is provided with four first spaces that are used for holding the electronic box, and is provided with fire barrier between two adjacent first spaces and separates. At least five lithium battery cells 5 are accommodated in each electrical box.
The fire control jar is established in energy storage container one side, specifically, the fire control jar with the electricity cabinet is adjacent to be set up. The fire-fighting tank comprises a first tank body for storing a gas fire-extinguishing agent and a second tank body for storing a liquid fire-extinguishing agent. The utility model discloses a fire control system, including fire control house steward, fire control house steward is vertical setting in one side of electric cabinet, just fire control house steward one end with be located one side the fire control valve of fire control jar is connected, fire control house steward's the other end be equipped with more than two respectively with the fire control branch pipe 6 of fire control house steward intercommunication, the preferred four, four of quantity of fire control branch pipe the first space position that fire control branch pipe from the top down corresponds every electric cabinet in proper order is the level setting, the one end that fire control house steward was kept away from to the fire control branch pipe is equipped with nozzle 61, every layer electric cabinet and electronic box correspond fire control branch pipe position all is equipped with the through-hole that supplies the fire control branch pipe to stretch into, the nozzle of fire control branch pipe is further fixed to be set up the inner space at the electronic box.
The second jar of body of fire control jar is equipped with the timing valve, the opening time of the second jar of body of timing valve control is later than the opening time of the first jar of body. The model of the timing valve is DZPSF or DN15DN 20.
In this embodiment, a smoke sensor 7 and/or a gas sensor 8 are further arranged in the electric box, preferably, the electric box is internally provided with the smoke sensor and the gas sensor at the same time, the type of the smoke sensor is preferably RS-YG-NB01 or SM3571B, and the type of the gas sensor is preferably TP2310, BH-60 or BH-50. And the nozzle of the fire branch pipe is provided with an electromagnetic valve, and the smoke sensor and the gas sensor are respectively and electrically connected with the electromagnetic valve. The smoke sensor and the gas sensor respectively perform smoke sensing early warning and triggering on the interior of the electric box, and when the smoke sensor and the gas sensor detect smoke and combustible gas generated in the electric box, either the smoke sensor or the gas sensor can trigger the electromagnetic valve on the nozzle to be opened, or the smoke sensor and the gas sensor trigger the electromagnetic valve on the nozzle to be opened together. After the electromagnetic valve on the nozzle of the fire-fighting branch pipe is opened, the gas fire extinguishing agent and the liquid fire extinguishing agent in the fire-fighting tank are sprayed in sequence to cover a fire point, and the lithium battery is subjected to fire extinguishing and flame retarding.
In this embodiment, still include the controller that is used for controlling the fire control valve switching, smoke transducer and gas sensor are connected with the controller electricity. When the smoke sensor and the gas sensor detect that smoke and combustible gas are generated in the electric box, the controller controls the fire-fighting valve to be opened.
In this embodiment, the medium of the gaseous extinguishing agent is heptafluoropropane or perfluorohexanone or carbon dioxide.
In this embodiment, the medium of the liquid fire extinguishing agent is water mist or an inorganic flame retardant medium or an organic flame retardant medium.
The working principle is as follows:
when a dangerous condition of fire occurs to the lithium battery in any one electric box in the electric cabinet, the electromagnetic valve on the nozzle of the fire branch pipe can be triggered to be opened after smoke and combustible gas are detected by the smoke sensor and the gas sensor in the corresponding electric box, the fire valve of the fire tank is opened and sequentially sprays the gas fire extinguishing agent and the liquid fire extinguishing agent, the fire tank firstly sprays the gas fire extinguishing agent, the gas fire extinguishing agent is sprayed out from the nozzle of the fire branch pipe corresponding to the fire electric box through the fire main pipe, the gas fire extinguishing agent is sprayed out from a fire point, the fire tank then sprays the liquid fire extinguishing agent, and the liquid fire extinguishing agent is sprayed out from the nozzle of the fire branch pipe corresponding to the fire electric box through the same fire main pipe to cool the lithium battery and prevent the lithium battery from re-burning again.
Referring to fig. 3, the second embodiment of the present invention is:
the difference from the first embodiment is that no smoke sensor or gas sensor is arranged inside the electric box. The nozzle of the fire-fighting branch pipe is internally provided with glass beads 9 which block the internal channel of the nozzle, and the melting point of the glass beads is 300 degrees. And nitrogen is filled in the main fire fighting pipe and the branch fire fighting pipes. The temperature risees and dissolves glass microballon when the lithium cell of electricity incasement portion takes place thermal runaway, prevents inside nitrogen gas pressurized blowout back of house steward and fire branch, and gaseous fire extinguishing agent and the liquid fire extinguishing agent in the fire control jar is spout in proper order again and is put out a fire to the ignition point, realizes putting out a fire and fire-retardant.
In summary, the fire fighting system for the energy storage container provided by the utility model is provided with the fire fighting tank and the fire fighting main pipe, wherein the fire fighting tank is internally stored with the gas fire extinguishing agent and the liquid fire extinguishing agent respectively. The one end of fire control house steward with the fire control valve of fire control jar is connected, and the other end of fire control house steward is provided with a plurality of fire control branch pipes and stretches into inside the electronic box through the nozzle of fire control branch pipe. When the lithium cell in the electronic box takes place to catch fire the dangerous situation, the fire control jar is opened and is sprayed gaseous fire extinguishing agent and liquid fire extinguishing agent in proper order behind the fire control valve, puts out a fire the back through spraying gaseous fire extinguishing agent to the ignition point earlier, and the liquid fire extinguishing agent that sprays is cooled down to the lithium cell again, prevents the lithium cell and reignites once more. Simultaneously, the nozzle of every fire control branch pipe all is provided with the solenoid valve, puts out a fire alone to the battery of the electric box of being on fire through the fire extinguishing agent in the solenoid valve control fire control jar to realize accurate fixed point to putting out a fire to the electric box in the electric cabinet.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (7)
1. A fire fighting system for an energy storage container, wherein more than two electric boxes for accommodating lithium battery packs are arranged in the energy storage container, and is characterized by comprising a fire fighting tank and a fire fighting main pipe;
the fire-fighting tank is arranged on one side of the energy storage container; the fire-fighting tank comprises a first tank body for storing a gas fire-extinguishing agent and a second tank body for storing a liquid fire-extinguishing agent;
one end of the fire-fighting main pipe is connected with a fire-fighting valve of the fire-fighting tank, the other end of the fire-fighting main pipe is provided with more than two fire-fighting branch pipes which are respectively communicated with the fire-fighting main pipe, and one ends of the fire-fighting branch pipes, which are far away from the fire-fighting main pipe, are provided with nozzles which extend into the electric box;
the opening time of the second tank body is later than that of the first tank body.
2. A fire fighting system for an energy storage container as claimed in claim 1, wherein a smoke sensor and/or a gas sensor is also provided in the electrical box;
the nozzle of the fire branch pipe is provided with an electromagnetic valve;
the smoke sensor and/or the gas sensor are electrically connected with the electromagnetic valve respectively.
3. A fire fighting system for energy storage containers as in claim 1, wherein glass beads are provided in the nozzles of the fire branch pipes, the glass beads blocking the internal passages of the nozzles;
and nitrogen is filled in the main fire fighting pipe and the branch fire fighting pipes.
4. A fire fighting system for an energy storage container as defined in claim 1, wherein the energy storage container further includes an electric cabinet, the electric cabinet being provided with a plurality of first spaces for accommodating the electric cabinets in a sequence from top to bottom;
the fire-fighting main pipe is vertically arranged on one side of the electric cabinet, and the fire-fighting branch pipes sequentially extend into the first space from top to bottom and are connected with the electric cabinet.
5. A fire fighting system for energy storage containers as in claim 1, wherein the medium of the gaseous extinguishing agent is heptafluoropropane or perfluorohexanone or carbon dioxide.
6. A fire fighting system for an energy storage container as defined in claim 1, wherein the medium of the liquid fire extinguishing agent is water mist or an inorganic fire retardant medium or an organic fire retardant medium.
7. A fire protection system for an energy storage container as claimed in claim 1, wherein a timing valve is provided in the second tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121332293.5U CN215351670U (en) | 2021-06-16 | 2021-06-16 | Fire-fighting system for energy storage container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121332293.5U CN215351670U (en) | 2021-06-16 | 2021-06-16 | Fire-fighting system for energy storage container |
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| Publication Number | Publication Date |
|---|---|
| CN215351670U true CN215351670U (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121332293.5U Active CN215351670U (en) | 2021-06-16 | 2021-06-16 | Fire-fighting system for energy storage container |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887253A (en) * | 2022-03-30 | 2022-08-12 | 苏州速安行新能源科技有限公司 | Energy storage fire-fighting equipment |
| CN114949669A (en) * | 2022-03-28 | 2022-08-30 | 招商局金陵船舶(南京)有限公司 | Cooling system under thermal runaway state of ship battery |
-
2021
- 2021-06-16 CN CN202121332293.5U patent/CN215351670U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114949669A (en) * | 2022-03-28 | 2022-08-30 | 招商局金陵船舶(南京)有限公司 | Cooling system under thermal runaway state of ship battery |
| CN114887253A (en) * | 2022-03-30 | 2022-08-12 | 苏州速安行新能源科技有限公司 | Energy storage fire-fighting equipment |
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