CN114899898B - Water immersion type fire extinguishing and electricity changing charging cabinet system and fire extinguishing method thereof - Google Patents
Water immersion type fire extinguishing and electricity changing charging cabinet system and fire extinguishing method thereof Download PDFInfo
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- CN114899898B CN114899898B CN202210396231.3A CN202210396231A CN114899898B CN 114899898 B CN114899898 B CN 114899898B CN 202210396231 A CN202210396231 A CN 202210396231A CN 114899898 B CN114899898 B CN 114899898B
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- charging cabinet
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 203
- 238000007654 immersion Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000005611 electricity Effects 0.000 title abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000005507 spraying Methods 0.000 claims abstract description 10
- 239000000243 solution Substances 0.000 claims description 24
- 230000003111 delayed effect Effects 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 239000012466 permeate Substances 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 239000007921 spray Substances 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00309—Overheat or overtemperature protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Filling, Topping-Up Batteries (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a water immersion type fire extinguishing and electricity changing charging cabinet system and a fire extinguishing method thereof, wherein the water immersion type fire extinguishing and electricity changing charging cabinet system comprises a charging cabinet body, a plurality of grids are included on the charging cabinet body, a battery bin is arranged in the grids in a drawing mode in the inner and outer directions, a placing opening is formed in one side, corresponding to the grids, of the battery bin, a bin door is arranged on the battery bin, corresponding to the placing opening, a spraying opening is formed in the top of the battery bin, and at least a sealing body is arranged on the edge of the placing opening or the inner side surface of the bin door; under the door closure state of battery compartment, it is sealed through the seal to place the mouth, and the rechargeable battery modularization of being convenient for is got fast and is put, and can effectually put out a fire.
Description
Technical Field
The invention belongs to the field of charging and replacing, and particularly relates to a water immersion type fire extinguishing and replacing charging cabinet system and a fire extinguishing method thereof.
Background
The existing lithium battery power-exchanging cabinet/charging cabinet generally uses an aerosol fire extinguisher or a heptafluoropropane fire extinguisher, the main working principle of the fire extinguishing agent is to isolate oxygen in the air, so that the combustion reaction cannot be carried out, but the anode material inside the lithium ion battery, particularly the anode material in a charging state, is a strong oxidant, and the cathode active substance, the electrolyte and the like are reducing agents, so that the basic combustion condition is already provided, and the common air-isolating fire extinguishing agent has an effect on the lithium ion battery fire.
The other electricity exchange cabinets adopt a water spraying fire extinguishing mode, but due to the fact that the speed of water spraying and the range of spraying are limited, fire extinguishing cannot be completely and effectively carried out in the mode, or the temperature cannot be effectively reduced in the water spraying process, and the probability of battery afterburning is high.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the water immersion type fire extinguishing and electricity changing charging cabinet system and the fire extinguishing method thereof, which are convenient for the modularized rapid taking and placing of the rechargeable battery and can effectively extinguish fire.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:
a water immersion type fire extinguishing and electricity changing charging cabinet system comprises a charging cabinet body, wherein a plurality of grids are included on the charging cabinet body, a battery bin is arranged in each grid in a drawing mode in the inner and outer directions, a placing opening is formed in one side, corresponding to each grid, of each battery bin, a bin door is arranged on each battery bin, corresponding to each placing opening, a spraying opening is formed in the top of each battery bin, and a sealing body is arranged on the edge of each placing opening or the inner side face of each bin door; and under the closed state of the bin door of the battery bin, the placing opening is sealed by a sealing body.
Furthermore, the battery compartment is of a box-shaped structure, the size of the placing opening is larger than the depth section size of the battery body, and the battery body can slide relatively in the placing opening in the depth direction.
Further, the sealing body is a U-shaped or a square-shaped sealing ring.
Further, the depth of the battery bin is not lower than the height of the battery body.
Further, the top of the cabinet body that charges is provided with the header tank, the bottom intercommunication of header tank is provided with main water pipeline, the last intercommunication of main water pipeline is provided with a plurality of shunt tubes, the play water end of shunt tubes corresponds to the top setting of each bin respectively.
Furthermore, a drain hole is formed in one side wall of the battery compartment, which is away from the grid opening, a time-delay drainage mechanism is arranged outside the battery compartment and corresponds to the drain hole, and the aqueous solution accumulated in the battery compartment is gradually drained through the time-delay drainage mechanism;
the time delay drainage mechanism comprises a drainage pipe, a time delay starting assembly and a water seepage assembly, wherein one end of the drainage pipe corresponds to the drainage hole, the other end of the drainage pipe extends downwards, the water seepage assembly is arranged in the drainage pipe corresponding to the drainage hole, water solution in the battery compartment seeps into the drainage pipe gradually through the water seepage assembly, the time delay starting assembly is arranged on the drainage pipe of the drainage pipe, the time delay starting assembly is located behind the water seepage assembly in the drainage path direction, and the time delay starting assembly is communicated with or stops the drainage passage of the drainage pipe.
Further, the time delay starting assembly comprises a floater, a connecting line, a plug and a water collecting barrel, wherein the water collecting barrel is vertically communicated with the pipeline of the water drainage pipe, the guide movement in the vertical direction of the floater is arranged in the water collecting barrel, the bottom of the floater is connected with the plug through the connecting line, and the plug is floated or sunk through the floater to connect or cut off the water outlet end at the bottom of the water collecting barrel.
Furthermore, a magnetic suction ring is arranged at the water outlet end of the bottom of the water collecting barrel, the magnetic suction ring and the water collecting barrel are coaxially arranged, the plug is made of a magnetic material, and the plug is separated from or adsorbed on the magnetic suction ring in the lifting switching of the floater; and the pipeline of the drain pipe is cut off in the state that the plug is adsorbed on the magnetic attraction ring.
Furthermore, the water seepage assembly comprises a water seepage ball head, the water seepage ball head is arranged in the water inlet end of the drain pipe corresponding to the gap of the drain hole, and a water seepage channel is formed by the gap between the water seepage ball head and the drain pipe; the water solution in the battery bin slowly flows into the water collecting barrel through the water seepage channel.
Furthermore, a telescopic rod is further arranged between the water seepage ball head and the floater in the drainage pipe, the telescopic rod is arranged in an inner cavity of the drainage pipe in a guiding and sliding mode along the contour of the drainage pipe, one end of the telescopic rod is connected to the water seepage ball head, and the other end of the telescopic rod is a free end and extends into the water collecting barrel; the float is jacking telescopic link displacement upwards extremely when rising to the stroke terminal the infiltration bulb stretches out the outside of drain pipe, under this state the channel cross-section increase of infiltration passageway.
A fire extinguishing method of a water immersion type fire extinguishing and battery replacing charging cabinet system comprises the following steps: after the batteries in the battery bins are ignited, the water collecting tank introduces aqueous solution into the corresponding battery bins, and the aqueous solution submerges the batteries to extinguish fire;
during and after fire extinguishing, the water solution in the battery compartment slowly permeates into the water collecting barrel through the water seepage channel, and the liquid flowing into the water collecting barrel is blocked by the plug of the plug so as to stop the pipeline of the drain pipe;
the water solution in the battery compartment continuously permeates into the water collecting cylinder, the liquid level in the water collecting cylinder rises to enable the floater to float upwards, when the floater floats upwards and pulls the plug to be separated from the water outlet of the water collecting cylinder, the pipeline of the drain pipe is communicated, and the water solution in the battery compartment is discharged from the drain pipe to the outside of the charging cabinet body;
after the plug is lifted up and the floater continues to float upwards, the floater jacks the telescopic rod and enables the telescopic rod to move towards one side of the drain hole, the water seepage ball head moves out of the water inlet end of the drain pipe, the sectional area of the water seepage channel is increased, the water flow entering the drain pipe from the battery bin is increased, and then the drain pipe conducts quick drainage.
Has the advantages that: the battery compartment and the compartment door can form drawer type modules, so that modular charging equipment can be realized, batteries can be independently and rapidly replaced and taken and placed, the compartment door and the battery compartment can form a box body structure after being closed, sprayed water solution can be stored, and the battery pack can be effectively put out a fire and cooled.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a front view of the overall structure of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention in half section;
FIG. 4 is a rear internal view of the overall structure of the present invention;
FIG. 5 is a schematic view of the assembly of the header tank, the main water pipe and the branch pipes according to the present invention;
FIG. 6 is a schematic view of the battery compartment and the compartment door of the present invention in an open state;
FIG. 7 is a schematic view of a battery compartment and a compartment door of the present invention in a closed state;
FIG. 8 is a schematic perspective view of the battery compartment and the time-delay drainage mechanism of the present invention;
FIG. 9 is a schematic view of a half-section structure of a battery compartment and a time-delay drainage mechanism according to the present invention;
FIG. 10 is an enlarged view of the structure of part A of the present invention;
fig. 11 is an enlarged view of the structure of the portion B of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in the accompanying drawings 1 to 7, the water immersion type fire extinguishing and electricity replacing charging cabinet system comprises a charging cabinet body 1, wherein the charging cabinet body 1 is provided with a plurality of grids 2, a battery bin 4 is arranged in each grid 2 in a drawing manner in the inner and outer directions, a placing opening 6 is formed in one side, corresponding to each grid 2, of each battery bin 4, a bin door 3 is arranged on each battery bin 4 corresponding to each placing opening 6, a spraying opening 5 is formed in the top of each battery bin 4, an aqueous solution used for fire extinguishing can enter the battery bin from each spraying opening, a sealing body 7 is arranged on the edge of each placing opening 6 or on the inner side face of each bin door 3, and each sealing body 7 is a U-shaped or a square-shaped sealing ring; in a state where the door of the battery compartment 4 is closed, the placement port 6 is sealed by a sealing body 7. Battery compartment 4 and door 3 can constitute each drawer type module, realizes modular battery charging outfit, can carry out alone and quick battery change and get and put, and the door can constitute the box body structure with the battery compartment after the closure, can deposit the aqueous solution that sprays, effectually puts out a fire and cools down the battery package.
The battery compartment 4 is a box-shaped structure, the size of the placing opening 6 is larger than the depth section size of the battery body 10, and the battery body 10 can slide relatively in the placing opening 6 in the depth direction, so that the battery compartment can be taken and placed quickly.
The depth of the battery bin 4 is not lower than the height of the battery body 10, so that the battery can be completely immersed and the cladding type cooling is carried out at the same time.
The top of cabinet body 1 that charges is provided with header tank 11, the bottom intercommunication of header tank 11 is provided with main water pipeline 12, the intercommunication is provided with a plurality of shunt tubes 13 on the main water pipeline 12, the play water end of shunt tubes 13 is corresponding to the top setting of each bin 2 respectively. A pipeline of the shunt pipe 13 is provided with a temperature sensing spray head 14, and the temperature sensing spray head 14 is arranged corresponding to the top of the lattice. A group of pipelines in the battery bin is arranged in each independent battery bin, temperature-sensitive spray heads are arranged on the pipelines in the battery bin, and when the temperature in the battery bin reaches a preset temperature value, such as more than 93 degrees, temperature-sensitive glass balls on the temperature-sensitive spray heads can be triggered to break, and water spraying holes of the temperature-sensitive spray heads are opened to spray water into the battery bin. The water storage tank is designed to be positioned above the topmost battery compartment, and water in the water tank can be conveyed into the compartment of each battery compartment through an external pipeline by utilizing the gravity of the water to store potential energy and natural water pressure.
The upper and lower ends of the main water pipeline 12 are respectively provided with an upper stop valve 19 and a lower stop valve 18, which can facilitate the pipeline maintenance.
A plurality of grids in the cabinet body that charges 1 are about two and are listed as the setting, and just two contain between the grid and hold chamber 15, main water pipeline 12 sets up hold the intracavity, and overall structure is compacter.
Be provided with tool to lock 16 on the lateral wall of battery compartment 4, the tool to lock is the electric control lock, like electromagnetic lock etc. door 3 is provided with spring bolt 17 corresponding to tool to lock 16 for seal and place the mouth, make the battery compartment form the box body structure that circumference is respectively.
The storehouse diapire of battery compartment 4 is the plate body structure of wave cross-section, and when battery body put into inside battery compartment 4, the internal bottom in storehouse can form a plurality of water channels of depositing, can guarantee to cool down and put out a fire the bottom of battery body 10.
As shown in fig. 8 to 11, a drainage hole 30 is formed in a side wall of the battery compartment (4) away from the cell, a time-delay drainage mechanism is arranged outside the battery compartment 4 corresponding to the drainage hole 30, and the aqueous solution stored in the battery compartment is gradually drained through the time-delay drainage mechanism; when the initial stage of putting out a fire, normally deposit water in the battery compartment and put out a fire, after putting out a fire, carry out the time delay of a break time through time delay drainage mechanism, the aqueous solution discharge in with the battery compartment after delaying to be convenient for the epilogue take out the battery compartment.
The delayed drainage mechanism comprises a drainage pipe 31, a delayed starting assembly 32 and a water seepage assembly 33, wherein one end of the drainage pipe 31 corresponds to the drainage hole 30, the other end of the drainage pipe 31 extends downwards and is directly drained to the ground or a wastewater collection tank, the water seepage assembly 33 corresponds to the drainage hole 30 and is arranged in the drainage pipe 31, water solution in the battery compartment gradually seeps water into the drainage pipe through the water seepage assembly 33, the seeped water solution enters the delayed starting assembly, the delayed starting assembly 32 is arranged on the drainage pipeline of the drainage pipe, the delayed starting assembly 32 is positioned behind the water seepage assembly in the drainage path direction, and the delayed starting assembly 32 is used for conducting or stopping the drainage path of the drainage pipe according to the received seepage water amount.
The delayed starting assembly 32 comprises a floater 34, a connecting line 35, a plug 36 and a water collecting barrel 37, the floater 32 is a floating body such as a foam block or a plastic block, the water collecting barrel 37 is vertically communicated with the pipeline of the drain pipe, the water collecting barrel 37 is of a cylindrical barrel structure, the floater 34 is movably arranged in the water collecting barrel 37 in a guiding mode in the vertical direction, the floater and the water collecting barrel are arranged in a gap mode, a communicating hole can also be formed in the floater for water solution to pass through smoothly, the bottom of the floater 34 is connected with the plug 36 through the connecting line 35, the plug 36 conducts or stops the water outlet end at the bottom of the water collecting barrel 37 through floating or sinking of the floater, the plug 36 can also conduct guiding with the water outlet end at the bottom of the water collecting barrel through a guiding rod and the like, and the plug 36 can be guaranteed to be completely plugged or conduct the water outlet end.
The water solution in the battery compartment slowly permeates into the water collecting cylinder 37 through the water seepage channel 42, and the liquid flowing into the water collecting cylinder is blocked by the plug so as to stop the pipeline of the water drainage pipe 31;
the water solution in the battery compartment continuously permeates into the water collecting cylinder, the liquid level in the water collecting cylinder rises to enable the floater 34 to float upwards, when the floater floats upwards and pulls the plug 36 to be separated from the water outlet of the water collecting cylinder 37, the pipeline of the drain pipe 31 is conducted, and the water solution in the battery compartment is discharged from the drain pipe to the outside of the charging cabinet body.
A magnetic attraction ring 38 is arranged at the water outlet end of the bottom of the water collecting cylinder 37, the magnetic attraction ring 38 and the water collecting cylinder 37 are coaxially arranged, the plug 36 is made of a magnetic material, and the plug 36 is separated from or adsorbed on the magnetic attraction ring in the lifting switching of the floater; and the pipeline of the drain pipe is cut off in the state that the plug is adsorbed on the magnetic attraction ring. Through the structure of magnetism can guarantee that the end cap ends when the play water end of water collecting drum bottom, can be stable stop the water route, guarantee the dwell time of aqueous solution in the battery compartment. Meanwhile, the annular magnetic attraction structure can ensure that the plug is attached to the water outlet end in a sealing manner.
The water seepage assembly 33 comprises a water seepage ball head 40, the water seepage ball head 40 is arranged in the water inlet end of the water drainage pipe 31 corresponding to the gap of the water drainage hole 31, and a water seepage channel 42 is formed by the gap between the water seepage ball head 40 and the water drainage pipe 31 so as to allow the water solution in the battery compartment to pass through; the water solution in the battery compartment slowly flows into the water collecting cylinder 37 through the water penetration channel 42.
An expansion link 41 is further arranged between the water seepage ball head 40 and the float 34 in the water drainage pipe 31, the expansion link 41 is arranged in an inner cavity of the water drainage pipe 31 in a guiding and sliding manner along the outline of the water drainage pipe, a guide block 44 is arranged in the water collection cylinder and used for guiding the expansion link, the expansion link is made of elastic materials such as elastic steel bars or rubber bars and capable of resetting, one end of the expansion link 41 is connected to the water seepage ball head 40, and the other end of the expansion link 41 is a free end and extends into the water collection cylinder 37; when the float ascends to the stroke end point, the jacking telescopic rod 41 upwards displaces to the outside that the water seepage ball head extends out of the drain pipe, and the channel section of the water seepage channel 42 is enlarged under the state.
Be provided with fixed plate 51 on the cabinet body that charges 1, the drain pipe 31 is L type bent pipe structure corresponding to the one end of battery compartment, the activity of the xarm body of drain pipe 31 is worn to establish on fixed plate 51, just the cover is equipped with reset spring 43 on the xarm body of drain pipe 31, the xarm body of drain pipe is connected on the fixed plate through reset spring, the xarm body of drain pipe has certain degree of elastic displacement for battery compartment 4, and when the battery compartment was placed in the bin, the wall body of battery compartment can elastic support and press on the water inlet end of drain pipe, can guarantee through elastic displacement that the drain pipe is sealed after contacting with the battery compartment, prevents that the battery compartment from oozing water to the drain pipe outside.
A fire extinguishing method of a water immersion type fire extinguishing and battery replacing charging cabinet system comprises the following steps: after the batteries in the battery bins are ignited, the water collecting tank introduces aqueous solution into the corresponding battery bins, and the aqueous solution submerges the batteries to extinguish fire;
during and after fire extinguishing, the water solution in the battery compartment slowly permeates into the water collecting cylinder 37 through the water seepage channel 42, and the liquid flowing into the water collecting cylinder is blocked by the plug so as to stop the pipeline of the drain pipe 31;
the water solution in the battery compartment continuously permeates into the water collecting cylinder, the liquid level in the water collecting cylinder rises to enable the floater 34 to float upwards, when the floater floats upwards and pulls the plug 36 to be separated from the water outlet of the water collecting cylinder 37, the pipeline of the drain pipe 31 is conducted, and the water solution in the battery compartment is discharged from the drain pipe to the outside of the charging cabinet body;
after the plug is lifted and the float 34 continues to float, the float jacks the telescopic rod 41 and enables the telescopic rod to move towards one side of the drain hole, so that the water seepage ball head moves out to the water inlet end of the drain pipe, the sectional area of the water seepage channel is increased, the water flow entering the drain pipe from the battery bin is increased, and the drain pipe carries out rapid drainage.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (6)
1. The utility model provides a water logging formula is put out a fire and is traded electric charging cabinet system which characterized in that: the charging cabinet comprises a charging cabinet body (1), wherein the charging cabinet body (1) comprises a plurality of grids (2), a battery bin (4) is arranged in each grid (2) in a drawing mode in the inward and outward direction, a placing opening (6) is formed in one side, corresponding to each grid (2), of each battery bin (4), a bin door (3) is arranged on each battery bin (4) corresponding to each placing opening (6), a spraying opening (5) is formed in the top of each battery bin (4), and at least a sealing body (7) is arranged on the edge of each placing opening (6) or the inner side face of each bin door (3); the placing opening (6) is sealed through a sealing body (7) in a state that a bin door of the battery bin (4) is closed;
a drain hole (30) is formed in one side wall of the battery compartment (4) deviating from the grid opening, a time-delay drainage mechanism is arranged outside the battery compartment (4) corresponding to the drain hole (30), and the aqueous solution stored in the battery compartment is gradually drained through the time-delay drainage mechanism;
the delayed drainage mechanism comprises a drainage pipe (31), a delayed starting assembly (32) and a water seepage assembly (33), one end of the drainage pipe (31) corresponds to the drainage hole (30), the other end of the drainage pipe (31) extends downwards, the water seepage assembly (33) is arranged in the drainage pipe (31) corresponding to the drainage hole (30), water solution in the battery compartment gradually seeps into the drainage pipe through the water seepage assembly (33), the delayed starting assembly (32) is arranged on the drainage pipe of the drainage pipe, the delayed starting assembly (32) is positioned behind the water seepage assembly in the drainage path direction, and the delayed starting assembly (32) conducts or stops the drainage path of the drainage pipe;
the time-delay starting assembly (32) comprises a floater (34), a connecting line (35), a plug (36) and a water collecting barrel (37), the water collecting barrel (37) is vertically communicated with a pipeline of a drain pipe, the floater (34) is movably arranged in the water collecting barrel (37) in a guiding mode in the vertical direction, the bottom of the floater (34) is connected with the plug (36) through the connecting line (35), and the plug (36) conducts or stops a water outlet end at the bottom of the water collecting barrel (37) through floating or sinking of the floater;
the water seepage assembly (33) comprises a water seepage ball head (40), the water seepage ball head (40) is arranged in the water inlet end of the drain pipe (31) corresponding to the gap of the drain hole (31), and the gap between the water seepage ball head (40) and the drain pipe (31) forms a water seepage channel (42); the water solution in the battery bin slowly flows into the water collecting cylinder (37) through the water seepage channel (42);
a telescopic rod (41) is further arranged between the water seepage ball head (40) and the floater (34) in the water drainage pipe (31), the telescopic rod (41) is arranged in an inner cavity of the water drainage pipe (31) in a guiding and sliding mode along the outline of the water drainage pipe, one end of the telescopic rod (41) is connected to the water seepage ball head (40), and the other end of the telescopic rod (41) is a free end and extends into the water collection cylinder (37); when the floater rises to the stroke end point, the jacking telescopic rod (41) upwards displaces to the outside that the water seepage bulb extends out of the drainage pipe, and the passage section of the water seepage passage (42) is enlarged under the state.
2. The water logging type fire extinguishing and battery replacing charging cabinet system according to claim 1, characterized in that: the battery compartment (4) is of a box-shaped structure, the size of the placing opening (6) is larger than the depth section size of the battery body (10), and the battery body (10) can slide relatively in the placing opening (6) in the depth direction.
3. The water immersion type fire extinguishing and replacing electric charging cabinet system according to claim 2, characterized in that: the sealing body (7) is a U-shaped or a square-shaped sealing ring.
4. The water logging type fire extinguishing and battery replacing charging cabinet system according to claim 1, characterized in that: the top of cabinet body (1) charges is provided with header tank (11), the bottom intercommunication of header tank (11) is provided with main water pipeline (12), the intercommunication is provided with a plurality of shunt tubes (13) on main water pipeline (12), the play water end of shunt tubes (13) sets up corresponding to the top of each check mouth (2) respectively.
5. The water immersion type fire extinguishing and replacing electric charging cabinet system according to claim 1, characterized in that: a magnetic attraction ring (38) is arranged at the water outlet end of the bottom of the water collecting cylinder (37), the magnetic attraction ring (38) and the water collecting cylinder (37) are coaxially arranged, the plug (36) is made of a magnetic material, and the plug (36) is separated from or adsorbed on the magnetic attraction ring in the lifting switching process of the floater; and the pipeline of the drain pipe is cut off in the state that the plug is adsorbed on the magnetic attraction ring.
6. The fire extinguishing method of the water immersion type fire extinguishing and battery replacing charging cabinet system according to claim 1, characterized in that: the method comprises the following steps: after the batteries in the battery bins are ignited, the water collecting tank introduces water solution into the corresponding battery bins, and the water solution is immersed in the batteries to extinguish the fire;
during and after fire extinguishing, the water solution in the battery compartment slowly permeates into the water collecting cylinder (37) through the water seepage channel (42), and the liquid flowing into the water collecting cylinder is blocked by the plug so as to stop the pipeline of the drain pipe (31);
the water solution in the battery compartment continuously permeates into the water collecting cylinder, the liquid level in the water collecting cylinder rises to enable the floater (34) to float upwards, when the floater floats upwards and pulls the plug (36) to be separated from the water outlet of the water collecting cylinder (37), the pipeline of the drain pipe (31) is conducted, and the water solution in the battery compartment is discharged from the drain pipe to the outside of the charging cabinet body;
after the plug is lifted up and the float (34) continues to float, the float jacks the telescopic rod (41) and enables the telescopic rod to move towards one side of the drain hole, so that the water seepage ball head moves out to the water inlet end of the drain pipe, the sectional area of a water seepage channel is increased, the water flow entering the drain pipe from the battery bin is increased, and then the drain pipe carries out quick drainage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210396231.3A CN114899898B (en) | 2022-04-15 | 2022-04-15 | Water immersion type fire extinguishing and electricity changing charging cabinet system and fire extinguishing method thereof |
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| CN202210396231.3A CN114899898B (en) | 2022-04-15 | 2022-04-15 | Water immersion type fire extinguishing and electricity changing charging cabinet system and fire extinguishing method thereof |
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| CN114899898B true CN114899898B (en) | 2023-04-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08121806A (en) * | 1994-08-29 | 1996-05-17 | Iwao Ando | Automatic liquid discharging device and automatic liquid discharging system using the device |
| TWI690350B (en) * | 2018-10-01 | 2020-04-11 | 協同能源科技股份有限公司 | System and method for battery fire extinguishing through flooding the battery |
| CN210327117U (en) * | 2019-10-23 | 2020-04-14 | 袁桂 | Charging cabinet with fire extinguishing system |
| CN211441994U (en) * | 2019-11-27 | 2020-09-08 | 浙江南都电源动力股份有限公司 | Immersed fire-fighting type charging and battery-replacing cabinet |
| CN212067522U (en) * | 2020-04-02 | 2020-12-04 | 山东田河新能源科技有限公司 | Intelligent fireproof spraying device for battery replacing cabinet |
| CN111773586A (en) * | 2020-07-02 | 2020-10-16 | 易事特集团股份有限公司 | Electricity-changing cabinet |
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