CN114534143A - Automatic fire extinguishing system for battery component of new energy automobile - Google Patents
Automatic fire extinguishing system for battery component of new energy automobile Download PDFInfo
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- CN114534143A CN114534143A CN202210221093.5A CN202210221093A CN114534143A CN 114534143 A CN114534143 A CN 114534143A CN 202210221093 A CN202210221093 A CN 202210221093A CN 114534143 A CN114534143 A CN 114534143A
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- 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
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/004—Making of fire-extinguishing materials immediately before use for producing carbon-dioxide snow, carbon-dioxide ice, carbon-dioxide gas, carbon-dioxide liquid, or mixtures thereof
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention belongs to the technical field of automobile safety fire extinguishing, and particularly relates to an automatic fire extinguishing system for a new energy automobile battery component. This new energy automobile battery part automatic fire extinguishing system detects battery temperature unusual rising or when catching fire, and first motor, the first gear of second motor drive, second gear revolve, make a plurality of fixed plates, explosion-proof board, baffle constitute sealed hemisphere type structure parcel battery and realize that separation battery and outside air detect and avoid the intensity of a fire to stretch and concentrate the fire extinguishing, improve the efficiency of putting out a fire, avoid the explosion to produce harm to the driver.
Description
Technical Field
The invention relates to the technical field of automobile safety fire extinguishing, in particular to an automatic fire extinguishing system for a new energy automobile battery component.
Background
The new energy automobile comprises a pure electric automobile, a range-extended electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and other new energy automobiles, and the new energy automobile can save energy, realize zero emission or approximate zero emission, is environment-friendly and energy-saving, and reduces pollution. However, the new energy automobile needs the battery as power, however, the battery can generate large heat after long service life, the battery can generate large heat due to overcharging when being charged, or the battery can cause combustible substances in the battery to leak and easily catch fire after violent collision, the battery monomer in the battery box leaks liquid, the insulation between the battery monomer and the aluminum shell of the battery box is damaged, local battery short circuit occurs in the battery box, the insulation damage point forms a short circuit loop with strong voltage through grounding of the battery box and the bracket, the battery box is partially lifted to cause fire expansion, internal decoration is ignited, fire is spread, fire is caused, and life is damaged.
The existing fire extinguishing for new energy automobiles is generally carried out through a hot aerosol fire extinguishing device, an aerosol fire extinguishing agent is a solid mixture consisting of an oxidant, a reducing agent, a combustion speed control agent and an adhesive, the hot aerosol fire extinguishing agent is released through combustion reaction, and the product contains solid and gas. The released product cools and agglomerates to form very fine particles, typically less than 0.45 microns in diameter. The extremely fine particles can efficiently absorb and neutralize combustion free radicals in the flame, thereby achieving the effect of chemical inhibition and fire extinguishing. The fire extinguishing gas is wrapped by aerosol formed by solid particles, can suspend for a long time, and can bypass barriers and spread to all corners to extinguish fire efficiently in a full-submerged mode. And can achieve effective effect on extinguishing fire of electric and electronic equipment, communication equipment, flammable and combustible liquid and gas.
The existing fire extinguishing system carries out temperature detection through a fire detection needle with a set temperature threshold, when the temperature rises to a set value, a fire alarm signal is output, a module on a driver operating panel sends out an audible and visual alarm signal, and when the driver artificially judges that fire occurs, a fire extinguishing device can be manually started through a module button to extinguish fire. When the fire extinguishing device is unattended or cannot be started manually, when the temperature is continuously raised to a set value, the fire temperature sensing detection wire harness can automatically (passively) start the fire extinguishing device, and fire extinguishing in a protected area is realized. The starting feedback signal output after the fire extinguishing device is started can be realized by configuring a feedback output function and a feedback module (an audible and visual alarm). Therefore, the purposes of detecting fire occurrence and alarming and extinguishing fire are achieved, but the fire spreading cannot be inhibited in the fire extinguishing process, a fire source is quickly separated from other unburnt objects, and meanwhile, if the battery catches fire, the battery can explode to damage the life of a driver. Aiming at the problem, an automatic fire extinguishing system for the battery part of the new energy automobile is designed.
Disclosure of Invention
The invention provides an automatic fire extinguishing system for a battery part of a new energy automobile, which is based on the technical problems that the fire spread cannot be inhibited in the existing fire extinguishing process, a fire source is quickly separated from other unburnt objects, and meanwhile, if a battery catches fire, the battery can explode to harm the life of a driver.
The invention provides an automatic fire extinguishing system for a new energy automobile battery component, which comprises a chassis, a battery and an aerosol fire extinguishing device, wherein the battery and the aerosol fire extinguishing device are both fixedly arranged on the upper surface of the chassis, a base is arranged on the peripheral side of the battery, one surface of the base is fixedly connected with one surface of the chassis, an explosion-proof fire extinguishing device is arranged on one surface of the base, the explosion-proof fire extinguishing device comprises fixing plates, one ends of the fixing plates are fixedly connected with one surface of the base and form an annular structure, an oxygen-isolating and spreading-preventing device is arranged on the inner surface of the annular structure formed by the fixing plates, and the oxygen-isolating and spreading-preventing device comprises a fluted disc;
the battery passes through the aerosol extinguishing device and puts out a fire and starts explosion-proof extinguishing device and separate oxygen and prevent stretching the device simultaneously, explosion-proof extinguishing device, separate oxygen and prevent stretching the device and realize that separation battery and external air detect through constituting sealed hemisphere type structure parcel battery after the start-up and avoid the intensity of a fire to stretch and concentrate on putting out a fire, improving fire extinguishing efficiency.
Preferably, the aerosol fire extinguishing device comprises a hot aerosol fire extinguishing gas generating agent storage tank, a smoke detector, a temperature detector, a manual alarm, an output module and a release display lamp;
through above-mentioned technical scheme, aerosol extinguishing device through background art mentions utilizes its principle of putting out a fire, and when arbitrary some detected temperature on aerosol extinguishing device's temperature sensing detection pencil reached the setting value, temperature sensing fire detection pencil gave start signal promptly, and extinguishing device starts immediately and releases hot aerosol fire extinguishing gas, triggers the alarm, reminds the navigating mate simultaneously.
Preferably, the nozzle position of the hot aerosol fire extinguishing gas generating agent storage box of the aerosol fire extinguishing device is fixedly communicated with a gas guide box, one surface of the gas guide box is fixedly communicated with a guide pipe, the peripheral side surface of one end of the guide pipe is fixedly sleeved with the surface of one side of the base and is fixedly communicated with an air injection pipe, the surface of the air injection pipe is provided with air outlet holes, and a plurality of air outlet holes are distributed on the peripheral side surface of the air injection pipe in an annular array manner;
through above-mentioned technical scheme, in gaseous aerosol extinguishing gas who releases from the spout through the air guide box with the gaseous propellant bin of putting out a fire of hot aerosol put out a fire gas and pass through the leading-in jet-propelled pipe of pipe, will put out a fire gaseous release to battery week side through the venthole, hot aerosol extinguishes a fire to the battery with the principle of burden catalysis, destruction combustion reaction chain, and it has gas flow nature, can walk around the barrier diffusion, reaches the effect of extinguishing the burning things out the fire source fast, putting out a fire comprehensively.
Preferably, one surface of the fixing plate is of an arc-shaped structure, an extension groove is formed in one end of the fixing plate, first motors are fixedly mounted on the inner walls of two sides of one end of the extension groove, and a first gear is fixedly sleeved at one end of each first motor through a first rotating shaft;
through above-mentioned technical scheme, through the first gear of first motor drive, first gear and rack are through the meshing transmission, and a plurality of fixed plates encircle around battery week side, through various sensors monitor the battery condition at any time, separate battery and other equipment simultaneously, prevent that the intensity of a fire from spreading to the peripheral device of battery, destroying whole automobile body.
Preferably, an explosion-proof plate is arranged between the two opposite first gears, one surface of the explosion-proof plate is of a petal-shaped structure, the surface of the explosion-proof plate is in sliding sleeve joint with the inner wall of the extension groove, racks are fixedly arranged on the surfaces of two sides of the explosion-proof plate, the surface of each rack is meshed with the peripheral side face of the first gear, the fixing plates and the explosion-proof plates form a hemispherical structure and wrap the battery, and carbon dioxide gas is filled in the explosion-proof plate;
through above-mentioned technical scheme, first gear and rack drive explosion-proof board along extending groove inner wall rebound when through meshing transmission, and a plurality of fixed plates, explosion-proof board constitute the hemisphere type structure, and the parcel battery makes the intensity of a fire concentrate when preventing that the intensity of a fire from spreading, is convenient for concentrate the fire extinguishing.
Preferably, a sprayer is fixedly communicated with the surface of one end of the explosion-proof plate, and the sprayer is a fusible element sprayer and is positioned above the battery;
through above-mentioned technical scheme, the fusible component shower nozzle that is located the battery top receives high temperature to influence and breaks, and the carbon dioxide gas in the explosion-proof board releases through the shower nozzle, further restraines the regional intensity of a fire of battery through carbon dioxide, makes to put out a fire faster, more thorough.
Preferably, the peripheral side surface of the fluted disc is movably sleeved with the inner surface of an annular structure formed by the fixing plates, a second gear is meshed with one surface of the fluted disc, and the second gears are distributed above the fluted disc in an annular array and meshed with the fluted disc;
through above-mentioned technical scheme, a plurality of second gears all pass through the meshing transmission with the fluted disc, and one of them second gear rotation drives the fluted disc and rotates, drives other second gears in the time of the fluted disc pivoted and rotates, and the second gear rotation drives the baffle and uses the central line of second gear to deflect towards same direction as the central point, forms the linkage relation.
Preferably, a surface of the second gear is fixedly connected with a partition board, one end surface of each of the plurality of partition boards is movably sleeved with the inner surface of the fixing plate through a connecting shaft, the plurality of partition boards are sequentially positioned on the lower surface of the two adjacent explosion-proof plates with gaps left therebetween, and the plurality of partition boards, the explosion-proof plates and the fixing plate form a hemispherical structure and are sealed;
through above-mentioned technical scheme, second motor drive second gear revolve to drive the baffle and remove, make the baffle remove to the lower surface in the clearance between two adjacent explosion-proof boards, the baffle upper surface just constitutes sealedly with explosion-proof board lower surface in close contact with, the hemisphere type structure parcel battery of constitution, with battery and external oxygen isolated, avoid oxygen to make the intensity of a fire grow and stretch.
Preferably, the materials of the partition plate, the explosion-proof plate and the fixing plate are all explosion-proof barrier materials;
through above-mentioned technical scheme, the battery is wrapped up to the cover body of the hemisphere type that explosion-proof barrier material constitutes, separates battery burning position and other external world, avoids the battery to explode because of the burning and produces the injury to automobile body and navigating mate.
Preferably, a second motor is fixedly mounted on one end surface of one of the partition plates, and one end of the second motor is fixedly connected with one surface of one of the second gears through a second rotating shaft;
through above-mentioned technical scheme, drive one of them second gear through the second motor and rotate to all rotate a plurality of second gears through the fluted disc.
The beneficial effects of the invention are as follows:
1. through setting up the jet-propelled pipe, a gas guide box fixed surface intercommunication has the pipe, pipe one end week side cup joints and fixes the intercommunication with base one side fixed surface and has the jet-propelled pipe, the venthole has been seted up for a ring surface to the jet-propelled pipe, a plurality of ventholes are annular array and distribute in jet-propelled pipe week side, reached through the gas guide box with the gaseous generating agent bin of putting out a fire of hot aerosol put out a fire the gaseous hot aerosol fire extinguishing gas that releases from the spout through the leading-in jet-propelled pipe of pipe, gas of will putting out a fire through the venthole releases battery week side, put out a fire through hot aerosol fire extinguishing gas, and even release is in battery week side, make each position of battery can both obtain putting out a fire, the purpose of efficiency of putting out a fire is improved, thereby the current slow problem of speed of putting out a fire has been solved.
2. Through setting up explosion-proof extinguishing device, explosion-proof board surface cup joints with the extension inslot wall is slided, explosion-proof board both sides fixed surface installs the rack, a rack surface and the meshing of first gear week side, a plurality of fixed plates constitute hemisphere type structure and parcel battery with a plurality of explosion-proof boards, reached and detected the battery temperature unusual rising or when starting a fire, the first gear of first motor drive rotates, first gear and rack are through the meshing transmission, thereby drive explosion-proof board along extension inslot wall rebound, a plurality of fixed plates, explosion-proof board constitutes hemisphere type structure, the parcel battery, prevent that the intensity of a fire from stretching to the peripheral device of battery, destroy the purpose of whole automobile body, thereby solved and put out a fire the in-process and can't restrain the intensity of a fire and stretch, rapid separate the problem of the source of a fire with other objects that do not burn.
3. Through setting up the explosion-proof board, be filled with carbon dioxide gas in the explosion-proof board, explosion-proof board one end fixed surface intercommunication has the shower nozzle, the shower nozzle just is located the battery top for the fusible component shower nozzle, it receives the high temperature influence to break to have reached the fusible component shower nozzle that is located the battery top, carbon dioxide gas in the explosion-proof board releases through the shower nozzle, further restrain the regional intensity of a fire of battery, it is faster, more thorough purpose to make to put out a fire, thereby solved current speed of putting out a fire slow, because of the problem of external influence intensity of a fire grow.
4. Through arranging the oxygen-isolating anti-spreading device, one surface of the second gear is fixedly connected with a partition plate, one end surfaces of a plurality of partition plates are movably sleeved with the inner surface of the fixed plate through a connecting shaft, the partition plates are sequentially arranged between two adjacent explosion-proof plates to leave a gapped lower surface, the partition plates, the explosion-proof plates and the fixed plate form a hemispherical structure and are sealed, the purpose that the second motor drives the second gear to rotate is achieved, the second gears are in meshing transmission with the fluted discs, one of the second gears rotates to drive the fluted discs to rotate, the fluted discs rotate and simultaneously drive other second gears to rotate, the second gears rotate to drive the partition plates to deflect towards the same direction by taking the central line of the second gear as a central point, the partition plates move to the lower surface of the gap between the two adjacent explosion-proof plates, the upper surfaces of the partition plates are in close contact with the lower surfaces of the explosion-proof plates to form a seal, and the formed hemispherical structure wraps the battery, with battery and external oxygen completely cut off, avoid oxygen to make the intensity of a fire grow and stretch, and cover the body through the hemisphere type that explosion-proof barrier material constitutes and wrap up the battery, separate battery burning position and other external world, avoid the battery to explode because the burning produces the purpose that produces the injury to automobile body and navigating mate, thereby solved current fire extinguishing process in can't restrain the intensity of a fire and stretch, rapid separate the burning source and other objects that do not burn, and simultaneously, the battery can lead to the explosion if the fire, harm navigating mate's life's problem.
Drawings
FIG. 1 is a schematic diagram of an automatic fire extinguishing system for a battery component of a new energy automobile, which is provided by the invention;
FIG. 2 is a perspective view of a fixing plate structure of the automatic fire extinguishing system for the battery component of the new energy automobile, which is provided by the invention;
FIG. 3 is a perspective view of an explosion-proof plate structure of an automatic fire extinguishing system for a new energy automobile battery component, which is provided by the invention;
FIG. 4 is a top view of an explosion-proof plate structure of the automatic fire extinguishing system for the new energy automobile battery component, which is provided by the invention;
FIG. 5 is a top view of a fixing plate structure of the automatic fire extinguishing system for the battery component of the new energy automobile, which is provided by the invention;
FIG. 6 is a perspective view of a partition structure of an automatic fire extinguishing system for a new energy automobile battery component according to the present invention;
fig. 7 is a system block diagram of an automatic fire extinguishing system for a new energy automobile battery component, which is provided by the invention.
In the figure: 1. a chassis; 2. a battery; 3. an aerosol fire extinguishing device; 4. a base; 5. a fixing plate; 501. an extension groove; 502. a first motor; 503. a first gear; 504. an explosion-proof plate; 505. a rack; 506. a spray head; 6. a fluted disc; 601. a second gear; 602. a partition plate; 603. a gap; 604. a second motor; 7. a gas guiding box; 8. a conduit; 9. a gas ejector tube; 10. and an air outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-7, in order to realize stable installation of a fire extinguishing device, an aerosol fire extinguishing device 3 is arranged at the peripheral position of a battery 2 mounted on a chassis 1.
Further, in order to realize automatic control's effect, aerosol extinguishing device 3 includes that aerosol extinguishing gas generating agent bin, smoke detector, temperature-sensing detector, manual alarm, output module, release display lamp, aerosol extinguishing device 3 mentioned through the background art, utilize its principle of putting out a fire, when arbitrary some detection temperature on aerosol extinguishing device 3's the temperature sensing detection pencil reaches the setting value, temperature sensing fire detection pencil gives start signal promptly, extinguishing device starts immediately and releases hot aerosol fire extinguishing gas, trigger the alarm, remind the navigating mate simultaneously.
Furthermore, in order to prevent the problem that the fire extinguishing is not timely and thorough due to the insufficient flowing property of the fire extinguishing substance, the nozzle position of the hot aerosol fire extinguishing gas generating agent storage box of the aerosol fire extinguishing device 3 is fixedly communicated with the air guide box 7, one surface of the air guide box 7 is fixedly communicated with the guide pipe 8, the peripheral side surface of one end of the guide pipe 8 is fixedly sleeved with the surface of one side of the base 4 and is fixedly communicated with the air injection pipe 9, the air injection pipe 9 is provided with air outlet holes 10 for one annular surface, the air outlet holes 10 are distributed on the peripheral side surface of the air injection pipe 9 in an annular array manner, the hot aerosol fire extinguishing gas released from the nozzle of the hot aerosol fire extinguishing gas generating agent storage box is guided into the air injection pipe 9 through the guide pipe 8 by the air guide box 7, the fire extinguishing gas is released to the peripheral side surface of the battery 2 through the air outlet holes 10, and the hot aerosol extinguishes the battery 2 by the principle of negative catalysis and destruction of a combustion reaction chain, the fire extinguishing agent has gas fluidity, can bypass barriers to diffuse, and achieves the effects of quickly extinguishing fire sources and comprehensively extinguishing fire.
In order to realize evenly putting out a fire, eliminate the effect at the dead angle of putting out a fire, set up a plurality of ventholes 10 for a ring surface at jet-propelled pipe 9, and a plurality of ventholes 10 are annular array and distribute in 9 week sides of jet-propelled pipe, reached through leading box 7 with the hot aerosol fire extinguishing gas that hot aerosol gas generating agent bin released from the spout in leading-in jet-propelled pipe 9 of hot aerosol fire extinguishing gas through pipe 8, gaseous 2 week sides of battery will be put out a fire through venthole 10, put out a fire through hot aerosol fire extinguishing gas, and even release is 2 week sides of battery, make each position of battery 2 can both get put out a fire, improve the purpose of fire extinguishing efficiency, thereby the slow problem of current speed of putting out a fire has been solved.
In order to prevent the damage of the battery 2 to other parts of the vehicle body, a base 4 fixedly connected with one surface of the chassis 1 is arranged on the peripheral side of the battery 2, an explosion-proof fire extinguishing device is arranged on one surface of the base 4, and the explosion-proof fire extinguishing device comprises a fixing plate 5 fixedly connected with one surface of the base 4 and forming an annular structure.
Further, in order to adapt to the shape of automobile body battery installation, with a fixed plate 5 surface for arc type structure or rectangle structure so that the adaptation battery installation, fixed plate 5 one end is seted up and is put extension groove 501, the equal fixed mounting of extension groove 501 one end both sides inner wall has first motor 502, first motor 502 one end has first gear 503 through the fixed cup joint of first pivot, rotate through first gear 503 of first motor 502 drive, first gear 503 passes through the meshing transmission with rack 505, a plurality of fixed plates 5 encircle in 2 week sides of battery, monitor the battery 2 condition at any time through various sensors, separate battery 2 with other equipment simultaneously, prevent that the intensity of a fire from stretching to the peripheral device of battery 2, destroy whole automobile body.
Further, in order to realize the explosion-proof and fire-extinguishing effect, an explosion-proof plate 504 is arranged between two opposite first gears 503, one surface of the explosion-proof plate 504 is of a petal-shaped structure, one surface of the explosion-proof plate 504 is slidably sleeved with the inner wall of the extension groove 501, racks 505 are fixedly installed on the surfaces of two sides of the explosion-proof plate 504, one surface of each rack 505 is meshed with the peripheral side of the first gear 503, the fixing plates 5 and the explosion-proof plates 504 form a hemispherical structure and wrap the battery 2, carbon dioxide gas is filled in the explosion-proof plate 504, the first gear 503 and the racks 505 are in meshing transmission and simultaneously drive the explosion-proof plate 504 to move upwards along the inner wall of the extension groove 501, the fixing plates 5 and the explosion-proof plate 504 form a hemispherical structure and wrap the battery 2, so that the fire is concentrated while the fire is prevented from spreading, and the concentrated fire extinguishing is facilitated.
Through setting up explosion-proof extinguishing device, explosion-proof board 504 a surface and extension groove 501 inner wall slip bell and spigot joint, fixed surface installs rack 505 in explosion-proof board 504 both sides, rack 505 a surface and the meshing of first gear 503 side face, a plurality of fixed plates 5 constitute the hemisphere type structure with a plurality of explosion-proof boards 504 and parcel battery 2, when having reached and detected battery 2 temperature anomaly rising or on fire, first gear 503 rotation of first motor 502 drive, first gear 503 and rack 505 are through the meshing transmission, thereby drive explosion-proof board 504 and move up along extension groove 501 inner wall, a plurality of fixed plates 5, explosion-proof board 504 constitute the hemisphere type structure, parcel battery 2, prevent the intensity of fire from spreading to the peripheral device of battery 2, destroy the purpose of whole automobile body, thereby the problem that can't restrain the intensity of fire and spread in the extinguishing process, the rapid with source of a fire and other objects that do not burn is separated is solved.
Further, in order to achieve the effect of fixed ejection guiding of the fire extinguishing gas, a nozzle 506 is fixedly communicated with the surface of one end of the explosion-proof plate 504, the nozzle 506 is a fusible element nozzle and is located above the battery 2, the fusible element nozzle located above the battery 2 is broken under the influence of high temperature, carbon dioxide gas in the explosion-proof plate 504 is released through the nozzle 506, and the fire in the area of the battery 2 is further suppressed through the carbon dioxide, so that the fire extinguishing is faster and more thorough.
Through setting up explosion-proof board 504, be filled with carbon dioxide gas in the explosion-proof board 504, explosion-proof board 504 one end fixed surface intercommunication has shower nozzle 506, shower nozzle 506 is the fusible component shower nozzle and is located battery 2 top, it receives the high temperature influence to break to have reached the fusible component shower nozzle that is located battery 2 top, carbon dioxide gas in the explosion-proof board 504 releases through shower nozzle 506, further restrain the regional intensity of a fire of battery 2, it is faster to make to put out a fire, more thorough purpose, thereby solved current speed of putting out a fire slow, because of the problem of external influence intensity of a fire grow.
In order to further realize the isolation effect, an oxygen isolation and anti-spreading device is arranged on the inner surface of the annular structure formed by the plurality of fixing plates 5, and comprises a fluted disc 6;
furthermore, in order to realize linkage integration, the inner surface of the annular structure formed by the circumferential side surface of the fluted disc 6 and the fixing plates 5 is movably sleeved, the second gear 601 is engaged with one surface of the fluted disc 6, the second gears 601 are distributed above the fluted disc 6 in an annular array and engaged with the fluted disc 6, the second gears 601 are all engaged with the fluted disc 6 for transmission, one of the second gears 601 rotates to drive the fluted disc 6 to rotate, the fluted disc 6 rotates to drive the other second gears 601 to rotate, and the second gears 601 rotate to drive the partition plate 602 to deflect towards the same direction by taking the central line of the second gears 601 as the central point, so that a linkage relation is formed.
Further, in order to improve the safety performance of the whole vehicle relative to the battery, a partition 602 is fixedly connected to one surface of the second gear 601, one end surface of each partition 602 is movably sleeved with the inner surface of the fixing plate 5 through a connecting shaft, the partitions 602 are sequentially located on the lower surface of the gap 603 between two adjacent explosion-proof plates 504, the partitions 602, the explosion-proof plates 504 and the fixing plate 5 form a hemispherical structure and are sealed, the second motor 604 drives the second gear 601 to rotate, so that the partitions 602 are driven to move, the partitions 602 are moved to the lower surface of the gap 603 between the two adjacent explosion-proof plates 504, the upper surface of each partition 602 is in close contact with the lower surface of each explosion-proof plate 504 to form a seal, the formed hemispherical structure wraps the battery 2, the battery 2 is isolated from external oxygen, and the situation that oxygen causes the fire to grow and spread is avoided.
Furthermore, the materials of the partition plate 602, the explosion-proof plate 504 and the fixing plate 5 are explosion-proof barrier materials, and a hemispherical cover body made of the explosion-proof barrier materials wraps the battery 2 to separate the combustion part of the battery 2 from other outside, so that the battery 2 is prevented from being exploded due to combustion to hurt a vehicle body and a driver.
Further, one end of one of the partition plates 602 is fixedly installed with a second motor 604, one end of the second motor 604 is fixedly connected with one of the second gears 601 through a second rotating shaft, and the second motor 604 drives one of the second gears 601 to rotate, so that the plurality of second gears 601 are all rotated through the fluted disc 6.
The battery 2 starts the explosion-proof fire extinguishing device and separates the oxygen and prevent stretching the device when putting out a fire through the aerosol extinguishing device, separates the explosion-proof fire extinguishing device, separates the oxygen and prevent stretching the device and start the back and realize that separation battery 2 and outside air detect through constituting sealed hemisphere type structure parcel battery 2 and avoid the intensity of a fire to stretch and concentrate on putting out a fire, improve fire extinguishing efficiency.
By arranging the oxygen-isolating anti-spreading device, a partition 602 is fixedly connected to one surface of the second gear 601, one end surface of each partition 602 is movably sleeved with the inner surface of the fixed plate 5 through a connecting shaft, the partitions 602 are sequentially positioned on the lower surface of the gap 603 reserved between two adjacent anti-explosion plates 504, the partitions 602, the anti-explosion plates 504 and the fixed plate 5 form a hemispherical structure and are sealed, the purpose that the second motor 604 drives the second gear 601 to rotate is achieved, the second gears 601 are in meshing transmission with the fluted disc 6, one of the second gears 601 rotates to drive the fluted disc 6 to rotate, the fluted disc 6 rotates to drive the other second gears 601 to rotate, the second gears 601 rotate to drive the partitions 602 to deflect towards the same direction by taking the central line of the second gear 601 as a central point, so that the partitions 602 move to the lower surface of the gap 603 between the two adjacent anti-explosion plates 504, and the upper surface of the partitions 602 is in close contact with the lower surfaces of the anti-explosion plates 504 to form a seal, hemisphere type structure parcel battery 2 of constitution, it is isolated with battery 2 and external oxygen, avoid oxygen to make the intensity of a fire grow and stretch, and cover body parcel battery 2 through the hemisphere type of explosion-proof barrier material constitution, separate battery 2 burning position and other outsiders, avoid battery 2 to explode because of the burning produces the purpose of injury to automobile body and navigating mate, thereby solved current fire extinguishing process in can't restrain the intensity of a fire and stretch, rapid separate the object of burning source and other not burning, and simultaneously, battery 2 may lead to the explosion if the fire is started, harm navigating mate's life's problem.
The working principle is as follows:
according to the aerosol fire extinguishing device 3 mentioned in the background art, by utilizing the fire extinguishing principle of the aerosol fire extinguishing device, when the detection temperature of any point on a temperature sensing detection wire harness of the aerosol fire extinguishing device 3 reaches a set value, the temperature sensing fire detection wire harness gives a starting signal, the fire extinguishing device is immediately started and releases hot aerosol fire extinguishing gas, meanwhile, a driver is reminded, the hot aerosol fire extinguishing gas released from a nozzle of a hot aerosol fire extinguishing gas generating agent storage box is guided into a gas spraying pipe 9 through a guide pipe 8 through a gas guide box 7, and the fire extinguishing gas is released to the peripheral side face of a battery 2 through a gas outlet 10;
meanwhile, the first motor 502 drives the first gear 503 to rotate, the first gear 503 and the rack 505 are in meshing transmission, so as to drive the explosion-proof plate 504 to move upwards along the inner wall of the extension groove 501, the plurality of fixing plates 5 and the explosion-proof plate 504 form a hemispherical structure to wrap the battery 2, and prevent fire from spreading to devices around the battery 2, so as to damage the whole vehicle body, the second motor 604 drives the second gear 601 to rotate, the plurality of second gears 601 are in meshing transmission with the fluted disc 6, one of the second gears 601 rotates to drive the fluted disc 6 to rotate, the fluted disc 6 rotates to drive other second gears 601 to rotate, the second gear 601 rotates to drive the partition plate 602 to deflect towards the same direction by taking the central line of the second gear 601 as a central point, so that the partition plate 602 moves to the lower surface of a gap 603 between two adjacent explosion-proof plates 504, the upper surface of the partition plate 602 is in close contact with the lower surfaces of the explosion-proof plates 504 to form a seal, the formed hemispherical structure wraps the battery 2, so that the battery 2 is isolated from external oxygen, and the fire is prevented from being enlarged and spread by the oxygen;
the fusible component shower nozzle that is located the battery 2 top at this moment receives high temperature to influence and breaks, carbon dioxide gas in the explosion-proof board 504 releases through shower nozzle 506, further restrain the regional intensity of a fire of battery 2, it is faster, more thorough to make the fire extinguishing, and cover body parcel battery 2 through the hemisphere type that explosion-proof barrier material constitutes, separate battery 2 burning part with other external world, avoid battery 2 to produce the injury because of burning the explosion to automobile body and navigating mate, battery 2 drives second motor 604 once more after putting out a fire and makes baffle 602 deflect once more, expose the clearance 603 between two adjacent explosion-proof boards 504, release the heat because of burning production in the hemisphere type space, avoid high temperature to produce the explosion, cause the injury.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides a new energy automobile battery part automatic fire extinguishing system, includes chassis (1), battery (2) and aerosol extinguishing device (3), its characterized in that: the battery (2) and the aerosol fire extinguishing device (3) are both fixedly mounted on the upper surface of the chassis (1), the peripheral sides of the battery (2) are provided with the base (4), one surface of the base (4) is fixedly connected with one surface of the chassis (1), one surface of the base (4) is provided with the explosion-proof fire extinguishing device, the explosion-proof fire extinguishing device comprises fixing plates (5), one ends of the fixing plates (5) are fixedly connected with one surface of the base (4) and form an annular structure, the inner surface of the annular structure formed by the fixing plates (5) is provided with an oxygen-isolating and spread-preventing device, and the oxygen-isolating and spread-preventing device comprises a fluted disc (6);
battery (2) start explosion-proof extinguishing device and separate oxygen and prevent stretching the device when putting out a fire through aerosol extinguishing device, explosion-proof extinguishing device, separate oxygen and prevent stretching device realize separation battery (2) and outside air detection through constituting sealed hemisphere type structure parcel battery (2) after the start-up and avoid the intensity of a fire to stretch and concentrate and put out a fire, improve fire extinguishing efficiency.
2. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 1, characterized in that: the aerosol fire extinguishing device (3) comprises a hot aerosol fire extinguishing gas generating agent storage box, a smoke detector, a temperature detector, a manual alarm, an output module and a release display lamp.
3. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 2, characterized in that: the spout rigidity intercommunication of the gaseous propellant bin of putting out a fire of aerosol extinguishing device's (3) hot aerosol has air guide box (7), air guide box (7) a fixed surface intercommunication has pipe (8), pipe (8) one end week side cup joints and fixes the intercommunication and has jet-propelled pipe (9) with base (4) one side fixed surface, jet-propelled pipe (9) have seted up venthole (10) for a ring surface, and are a plurality of venthole (10) are annular array and distribute in jet-propelled pipe (9) week side.
4. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 1, characterized in that: one surface of the fixing plate (5) is of an arc-shaped structure, an extension groove (501) is formed in one end of the fixing plate (5), first motors (502) are fixedly mounted on inner walls of two sides of one end of the extension groove (501), and first gears (503) are fixedly sleeved at one end of each first motor (502) through a first rotating shaft.
5. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 4, characterized in that: two are relative be provided with explosion-proof board (504) between first gear (503), explosion-proof board (504) one surface is the lamella type structure, explosion-proof board (504) one surface and extension groove (501) inner wall slip cup joint, explosion-proof board (504) both sides fixed surface installs rack (505), rack (505) one surface and the meshing of first gear (503) side week side, it is a plurality of fixed plate (5) are with a plurality of explosion-proof board (504) constitute hemisphere type structure and parcel battery (2), be filled with carbon dioxide in explosion-proof board (504).
6. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 5, characterized in that: and a spray head (506) is fixedly communicated with the surface of one end of the explosion-proof plate (504), and the spray head (506) is a fusible element spray head and is positioned above the battery (2).
7. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 5, characterized in that: fluted disc (6) week side with a plurality of fixed plate (5) constitute the internal surface activity of loop configuration and cup joint, fluted disc (6) surface meshing has second gear (601), and is a plurality of second gear (601) are distributed in fluted disc (6) top and mesh with fluted disc (6) in the annular array.
8. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 7, characterized in that: second gear (601) a fixed surface is connected with baffle (602), and is a plurality of baffle (602) one end table all cup joints through the connecting axle activity with fixed plate (5) internal surface, and is a plurality of baffle (602) are located two adjacent in proper order leave the lower surface in clearance (603) between explosion-proof board (504), and is a plurality of baffle (602), explosion-proof board (504) and fixed plate (5) constitute hemisphere type structure and seal.
9. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 8, characterized in that: the partition plate (602), the explosion-proof plate (504) and the fixing plate (5) are all made of explosion-proof barrier materials.
10. The automatic fire extinguishing system for the battery component of the new energy automobile according to claim 8, characterized in that: one end surface of one of the partition plates (602) is fixedly provided with a second motor (604), and one end of the second motor (604) is fixedly connected with one surface of one of the second gears (601) through a second rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210221093.5A CN114534143A (en) | 2022-03-09 | 2022-03-09 | Automatic fire extinguishing system for battery component of new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210221093.5A CN114534143A (en) | 2022-03-09 | 2022-03-09 | Automatic fire extinguishing system for battery component of new energy automobile |
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| Publication Number | Publication Date |
|---|---|
| CN114534143A true CN114534143A (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210221093.5A Withdrawn CN114534143A (en) | 2022-03-09 | 2022-03-09 | Automatic fire extinguishing system for battery component of new energy automobile |
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| Country | Link |
|---|---|
| CN (1) | CN114534143A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117039313A (en) * | 2023-09-12 | 2023-11-10 | 深圳市鸿泰新能源科技有限公司 | Flame-retardant new energy battery box |
| CN117559062A (en) * | 2024-01-10 | 2024-02-13 | 赵磊 | Battery mounting structure for new energy automobile |
-
2022
- 2022-03-09 CN CN202210221093.5A patent/CN114534143A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117039313A (en) * | 2023-09-12 | 2023-11-10 | 深圳市鸿泰新能源科技有限公司 | Flame-retardant new energy battery box |
| CN117559062A (en) * | 2024-01-10 | 2024-02-13 | 赵磊 | Battery mounting structure for new energy automobile |
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Application publication date: 20220527 |