CN212491234U - Explosion-proof flame retardant device of battery - Google Patents
Explosion-proof flame retardant device of battery Download PDFInfo
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- CN212491234U CN212491234U CN202021209436.9U CN202021209436U CN212491234U CN 212491234 U CN212491234 U CN 212491234U CN 202021209436 U CN202021209436 U CN 202021209436U CN 212491234 U CN212491234 U CN 212491234U
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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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Abstract
The utility model discloses a battery explosion-proof flame-retardant device, which comprises an inner layer and an outer layer, wherein a sealed fire-extinguishing material cavity is arranged between the inner layer and the outer layer, and fire-extinguishing materials are hermetically arranged in the fire-extinguishing material cavity; a battery wrapping cavity is arranged in the middle of the inner layer; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening which is communicated with the battery wrapping cavity; after the inner layer is damaged, the fire extinguishing material leaks out and enters the battery wrapping cavity to extinguish the fire; before transportation, when using, storing and charging, the battery or the electronic product with the battery can be placed into the device, in case of explosion of the battery, the inner layer is burst through the power of self explosion, the fire extinguishing material leaks into the battery wrapping cavity to extinguish the fire, the outer layer is explosion-proof, and the explosion only in the inner part is ensured not to spread outside; in case of spontaneous combustion of the battery, the inner layer is broken by high temperature of the battery, and the fire extinguishing material leaks out and enters the battery wrapping cavity to extinguish the fire.
Description
Technical Field
The utility model relates to a battery placer specifically is a battery explosion-proof flame retardant device.
Background
Most of the flame-retardant cloth is composed of methane glue and asbestos, then the flame-retardant cloth is made into a battery explosion-proof bag, the battery is placed in the bag before transportation, and then the bag is wrapped, so that in case of explosion or spontaneous combustion, the loss is reduced as much as possible by using a method of making the bag lack of oxygen to extinguish fire, but the bag cannot directly extinguish the fire, has low fire extinguishing efficiency, and does not necessarily extinguish the fire.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a simple structure, reasonable in design, the battery explosion-proof flame retardant device that can directly put out a fire.
The scheme for solving the technical problems is as follows:
a battery explosion-proof flame-retardant device comprises an inner layer and an outer layer, wherein a sealed fire extinguishing material cavity is arranged between the inner layer and the outer layer, and fire extinguishing materials are sealed in the fire extinguishing material cavity; a battery wrapping cavity is arranged in the middle of the inner layer; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening which is communicated with the battery wrapping cavity; and after the inner layer is damaged, the fire extinguishing material leaks out and enters the battery wrapping cavity to extinguish the fire, and the damage mode is battery explosion damage or high-temperature fusing inner layer damage.
The preferable technical scheme is further as follows: the cavity opening is fixedly connected with a locking device.
The preferable technical scheme is further as follows: the locking device is a male and female buckle or a zipper or an elastic contraction rope or a flip cover or a magic tape or a button or a sealing strip or a magnet or a cover body or a binding rope, and the cavity opening can be closed/opened.
The preferable technical scheme is further as follows: the fire extinguishing material is fire extinguishing liquid or fire extinguishing agent; the fire extinguishing liquid is water; the fire extinguishing agent is a foam fire extinguishing agent or a dry powder fire extinguishing agent or a sodium fire extinguishing agent.
The preferable technical scheme is further as follows: the inner layer is made of at least a single layer of breakable or fusible material; the outer layer is made of at least a single-layer explosion-proof material; the battery explosion-proof flame-retardant device is a battery explosion-proof flame-retardant bag or a battery explosion-proof flame-retardant box.
The preferable technical scheme is further as follows: the inner wall body is thinner than the outer wall body; the outer wall body is thicker than the inner wall body; the outer layer can bear 30-400 kg of explosion power and 150-300 ℃ of high temperature; the inner layer can bear 5-20 kg of explosion power and has a melting point of 80-100 ℃.
The preferable technical scheme is further as follows: the outer layer is made of a tough soft material; the inner layer is made of flexible soft materials; the outer layer has a higher toughness than the inner layer.
The preferable technical scheme is further as follows: the inner layer is a film or flexible plastic; the outer layer is elastic plastic or tough soft waterproof cloth.
The preferable technical scheme is further as follows: and the wall surface of the battery wrapping cavity of the inner layer is connected with a damage-prevention protective layer.
The preferable technical scheme is further as follows: the damage-proof protective layer is a thin cloth or thin paper or an aluminum foil layer or a flame-retardant coating.
The utility model discloses an explosion-proof fire-retardant device of battery advantage does: before transportation, when using, storing and charging, the battery or the electronic product with the battery can be placed into the device, in case of explosion of the battery, the inner layer is burst through the power of self explosion, the fire extinguishing material leaks into the battery wrapping cavity to extinguish the fire, the outer layer is explosion-proof, and the explosion only in the inner part is ensured not to spread outside; in case of spontaneous combustion of the battery, the inner layer is broken by high temperature of the battery, and the fire extinguishing material leaks out and enters the battery wrapping cavity to extinguish the fire.
Drawings
FIG. 1 is a cross-sectional view of the product of the present invention without fire extinguishing material;
FIG. 2 is a cross-sectional view of the product of the present invention with fire extinguishing material;
FIG. 3 is a cross-sectional view of the product of the present invention without fire extinguishing material;
FIG. 4 is a cross-sectional view of the product of the present invention with fire extinguishing material;
FIG. 5 is a perspective view of the battery explosion-proof and flame-retardant bag of the present invention;
FIG. 6 is a perspective view showing the folding (folding) of the battery explosion-proof flame-retardant bag made of soft body of the present invention with the upper half overlapped with the lower half;
FIG. 7 is a sectional view of the battery explosion-proof flame-retardant box of the invention;
FIG. 8 is a sectional view of the battery explosion-proof flame-retardant box of the invention;
FIG. 9 is a cross-sectional view of the battery explosion-proof and flame-retardant bag of the present invention;
fig. 10 is a cross-sectional view of the battery explosion-proof flame-retardant box of the invention.
The fire extinguishing device comprises an inner layer 1, an outer layer 2, a fire extinguishing material cavity 3, a fire extinguishing material 4, a battery wrapping cavity 5, a cavity opening 6 and a locking device 7.
Detailed Description
A battery explosion-proof flame-retardant device comprises an inner layer 1 and an outer layer 2, wherein a sealed fire extinguishing material cavity 3 is arranged between the inner layer 1 and the outer layer 2 (the edge of the inner layer 1 is in sealed connection with the inner wall of the outer layer 2 to form the fire extinguishing material cavity 3 or the edge of the inner layer 1 is in sealed connection with the edge of the outer layer 2 to form the fire extinguishing material cavity 3), and a fire extinguishing material 4 is sealed in the fire extinguishing material cavity 3; a battery wrapping cavity 5 is arranged in the middle of the inner layer 1; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening 6, and the cavity opening 6 is communicated with a battery wrapping cavity 5; the inner layer 1 is destroyed and then leaks out the fire extinguishing material 4 to enter the battery wrapping cavity 5 for fire extinguishing, and the destruction mode is battery explosion destruction or high-temperature fusing inner layer 1 destruction. The cavity opening 6 is used for placing or taking out a battery or an electronic and electric product with the battery, and the battery or the electronic and electric product with the battery is placed into the battery wrapping cavity 5 from the cavity opening 6. The fire extinguishing material chamber 3 is impermeable to air and water.
The inner layer 1 is an easy-to-explode and/or fusible layer.
The product mainly aims at computer batteries, mobile phone batteries, mobile power supplies (chargers), mobile phones, tablet computers, electronic appliances with batteries, digital products with batteries and the like, and mainly aims at electronic appliances used by individuals.
The inner layer 1 and the outer layer 2 are connected at the cavity opening 6 and the edge of the bottom in a sealing way (the upper end and the lower end are connected in a sealing way) to form a fire extinguishing material cavity 3, and the inner layer 1 and the outer layer 2 can be connected at the peripheral edge in a sealing way to form the fire extinguishing material cavity 3.
When in use, the cavity opening 6 is recommended to be upward, so that the fire extinguishing efficiency can be improved during explosion or spontaneous combustion, and the overflow of dirt can also be prevented.
The inner layer 1 is a bag body of the inner layer 1, and the outer layer 2 is a bag body of the outer layer 2.
The outer layer 2 and the inner layer 1 are not limited to specific shapes (such as rectangular or circular shapes), and the outer layer 2 and the inner layer 1 are not limited to specific hard or soft materials.
The number of the fire extinguishing material cavities 3 can be one or more than two (a plurality of small fire extinguishing material cavities 3 can be divided by the structure of internal grids, and the fire extinguishing material cavities 3 with each grid are filled with fire extinguishing material).
Preferred technical solution case 1: the inner layer 1 consists of two wall bodies, and a battery wrapping cavity 5 is formed between the two wall bodies; if the inner layer 1 is a rectangular flexible bag body (inner layer 1 bag), the bag body consists of two wall bodies, namely a front wall and a rear wall.
Preferred technical solution case 2: the inner layer 1 can be composed of two or three or four or five wall bodies; if the inner layer 1 is a three-dimensional bag body (inner layer bag), the bag body can be composed of five wall bodies, namely a front wall, a rear wall, a left wall, a right wall and a bottom wall, and the five wall bodies surround a battery wrapping cavity 5 arranged in the middle.
Preferred technical solution case 3: the inner layer 1 is a round or oval flexible bag body (inner bag), and a battery wrapping cavity 5 is formed in the bag.
The cavity opening 6 is fixedly connected with a locking device 7, the locking device is better, and the locking device 7 enables the cavity opening 6 to be in a closed state when in use, so that the battery is prevented from spreading to the outside as much as possible in case of explosion or spontaneous combustion.
The locking device 7 is a male and female buckle or a zipper or an elastic contraction rope or a flip cover or a magic tape or a button or a sealing strip or a magnet or a cover body or a binding rope or an elastic contraction device (such as a rubber rib and an elastic band), and can close/open the cavity opening 6. Thus, the battery is prevented from spreading danger and ejecting dirt in case of explosion or spontaneous combustion.
When a mobile power supply (a charger) is placed into the battery wrapping cavity 5 from the cavity opening 6, the locking device 7A is closed, a power line of the mobile power supply penetrates out of a gap at one end of the bag opening to be connected with a mobile phone to perform explosion-proof or spontaneous combustion-proof charging, and the mobile power supply is also suitable for charging other electronic appliances, and is suitable for airplanes, high-speed rails, ships, hotels, families and the like. Is particularly suitable for use in an unmanned state, such as: when the mobile phone is put into the battery wrapping cavity 5 for charging at night or the mobile power supply is put into the battery wrapping cavity 5 when the mobile phone is put into the night, then the lead-out wire is connected with the mobile phone for explosion-proof or spontaneous combustion-proof charging or the mobile phone and the mobile power supply are simultaneously put into the battery wrapping cavity 5 for charging; or the mobile power supply (charger) is placed in the battery wrapping cavity 5, and an electric wire is led out to be connected with a charger and is plugged into an alternating current socket to charge the mobile power supply.
The locking device 7 can also be a sealing device which can seal the cavity opening 6, and under the sealing state of the sealing device, in case of explosion or spontaneous combustion of the battery or the electronic appliance with the battery, the fire can be completely extinguished in the battery wrapping cavity 5 in a blocking way, so that dangerous case of external diffusion and dirt ejection are prevented. The sealing device is, for example: sealing zipper, sealing strip, sealing button, etc.
As shown in fig. 6: if the battery explosion-proof flame-retardant device is a soft battery explosion-proof flame-retardant bag, after the battery is placed in the battery wrapping cavity 5, the battery can be folded (folded) or the bag body is folded to overlap the upper half section and the lower half section, so that the fire extinguishing efficiency can be effectively improved during explosion or spontaneous combustion, and the overflow of pollutants can also be prevented; such a bag may be free of the closure 7.
The fire extinguishing material 4 is fire extinguishing liquid or fire extinguishing agent; the fire extinguishing liquid is water; the fire extinguishing agent is a foam fire extinguishing agent or a dry powder fire extinguishing agent or a sodium fire extinguishing agent. Water is preferably used as the fire extinguishing material 4 because of its low cost, high fire extinguishing efficiency, and the ability to cool batteries being charged or used, as well as electronic appliances being charged or used.
The inner layer 1 is made of at least a single layer of breakable or fusible material; the outer layer 2 is made of at least a single layer of burst-resistant and explosion-proof material.
As shown in fig. 7: the battery explosion-proof flame-retardant device is a battery explosion-proof flame-retardant box, the outer layer 2 is a shaped explosion-proof layer made of hard materials such as metal or plastics, and the inner layer 1 is a flexible soft material layer or a fragile and explosive material layer (the flexible soft material layer is easy to break, for example, a composite layer of a film, an aluminum foil, waterproof paint and paper, a composite layer of waterproof paint and paper, and a waterproof composite layer formed by paper and spray glue, so that the inner layer 1 is waterproof). When the battery explosion-proof flame-retardant device is a battery explosion-proof flame-retardant box, the cover body is a box cover.
The battery explosion-proof flame-retardant device is a battery explosion-proof flame-retardant water bag or a battery explosion-proof flame-retardant water bag.
The wall body of the inner layer 1 is thinner than that of the outer layer 2; the wall body of the outer layer 2 is thicker than that of the inner layer 1; the outer layer 2 can bear 30-400 kg of explosion power and 150-300 ℃ of high temperature, and is preferably arranged to bear more than 200 ℃; manufacturers can produce several battery explosion-proof flame-retardant devices of different specifications, and can set the bearing capacity of the outer layer 2 according to the milliampere number of the battery, for example: when a single battery with the capacity of less than 100 milliamperes is placed, the bearing capacity of the material of the outer layer 2 of the anti-explosion bag is only 30 kilograms, because the explosion power of the battery is not very large, and if a mobile phone battery (generally 1000 milliamperes-2000 milliamperes) is placed, the bearing capacity of the material of the outer layer 2 of the anti-explosion bag is more than 150 kilograms; if a mobile power supply battery (generally 2000 milliampere-10000 milliampere) is placed, the material bearing capacity of the outer layer 2 of the explosion-proof bag is over 300 kilograms; the inner layer 1 can bear 5 kg-30 kg of explosion power (for example, 5 kg, 8 kg, 10 kg, 15 kg, 20 kg, 25 kg and 30 kg grades are set according to the bearing capacity of products with different specifications), and the temperature with the melting point of 80-100 ℃ (for example, a plurality of grades such as 80 ℃, 90 ℃ and 100 ℃ are set according to the bearing capacity of products with different specifications).
The outer layer 2 is made of a tough soft material; the inner layer 1 is made of a flexible soft material; the toughness of the outer layer 2 is stronger than that of the inner layer 1.
The inner layer 1 is a film or flexible plastic; the inner layer 1 can also be a composite layer formed by a film and cloth or paper or paint or coating; the inner layer 1 can also be a composite layer formed by flexible plastic and cloth or paper or paint or coating.
The outer layer 2 is tough/elastic plastic or tough soft waterproof cloth or waterproof canvas or integral composite cloth formed by cloth and film or integral composite cloth formed by flexible plastic and cloth; the cloth is an explosion-proof cloth; the cloth material is preferably selected from fiber cloth or asbestos cloth or linen cloth or cotton cloth, and is compounded with flexible plastic/thin film to form the waterproof and explosion-proof cloth.
The outer layer 2 is made of soft plastic or rubber or silica gel, if the outer layer is made of pure soft plastic or rubber or silica gel, the outer layer is thicker and can be compounded with cloth to form plastic cloth, rubber cloth and silica gel cloth, and the thickness of the outer layer is 2 mm or more; the cloth material is preferably selected from fiber cloth, asbestos cloth, linen cloth, cotton cloth, etc.
The wall surface of the battery wrapping cavity 5 of the inner layer 1 is connected with a damage-proof protective layer, and the damage-proof protective layer and the inner layer 1 are integrally formed in a composite mode or are bonded.
The damage-proof protective layer is a thin cloth or thin paper or an aluminum foil layer or a flame-retardant coating or a smoldering paint layer, and is not easy to puncture or scratch when a battery or an electronic appliance is put in or taken out. If the surface of the inner layer 1 is slightly scratched when the battery/electronic appliance is put in or taken out, the inner layer 1 is not damaged, for example: scratch, silk mark.
The inner layer 1 is composite waterproof paper bonded by a waterproof coating and thin paper, the waterproof coating is inward contacted with a fire extinguishing, and the thin paper is outward contacted with a battery or an electronic product with the battery; the waterproof coating is waterproof paint or a waterproof membrane layer or waterproof spray glue.
The fire extinguishing material 4 in the interlayer can play a role in reducing pressure and buffering when instantaneously blasting. When the instant high temperature exists or the instant blasting power exists, the inner layer 1 is immediately damaged, the leaked fire extinguishing material 4 enters the battery wrapping cavity 5 to extinguish fire of the battery or the electronic appliance, and if the explosion happens, fragments of the inner layer can directly puncture (damage) the inner layer 1, are as follows: the inner layer 1 can only bear 5 kg of blasting power, and can be immediately blasted when the blasting power is more than 5 kg; is as follows: the inner layer 1 can only withstand high temperatures of 90 ℃ and can be fused at temperatures greater than 90 ℃.
The inner layer 1 can also adopt a composite layer of a metal thin layer and a film with the melting point lower than 90 ℃.
The outer layer 2 is elastic plastic or tough soft waterproof cloth or a metal box body, is as follows: the outer layer 2 can bear the blasting power of 50 kg-300 kg, and the outer layer 2 can bear the blasting power as long as the power does not exceed the bearing capacity; is as follows: the outer layer 2 can only bear the high temperature of 150-300 ℃.
The outer layer 2 and the inner layer 1 are not limited to the above-described materials, and may be made of other materials.
The use is that water is as fire extinguishing materials 4, and inlayer 1 is the flexible material manufacturing, and inside just forms a water utricule, and is destroyed easily, and it has fine fire control effect to leak water after inlayer 1 is destroyed.
The outer layer 2 may be made of a hard material, for example: metal casing, plastic casing, etc.
As shown in fig. 9: if the battery explosion-proof flame-retardant device is a soft battery explosion-proof flame-retardant bag, a fire extinguishing material cavity 3 is also arranged inside the flip cover of the bag body, and a fire extinguishing material 4 is hermetically filled in the fire extinguishing material cavity 3; the flip cover comprises an inner wall body 7A and an outer wall body 7B, and a fire extinguishing material cavity 3 is arranged between the inner wall body 7A and the outer wall body 7B.
The method comprises the following steps of: if the battery explosion-proof flame-retardant device is a battery explosion-proof flame-retardant box, a fire extinguishing material cavity 3 is also arranged inside the box cover of the box body, and a fire extinguishing material 4 is hermetically arranged in the fire extinguishing material cavity 3.
Example 1:
an explosion-proof flame-retardant bag for a battery comprises an inner layer 1 and an outer layer 2, wherein the outer layer 2 is an explosion-proof tough soft waterproof canvas, the inner layer 1 is a thin film, the inner layer 1 is an easily-exploding and/or easily-melting layer, a sealed fire extinguishing material cavity 3 is arranged between the inner layer 1 and the outer layer 2, a fire extinguishing material 4 is sealed in the fire extinguishing material cavity 3, and the fire extinguishing material 4 is water; a battery wrapping cavity 5 is arranged in the middle of the inner layer 1; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening 6, and the cavity opening 6 is communicated with a battery wrapping cavity 5; the inner layer 1 is destroyed and then leaks out the fire extinguishing material 4 to enter the battery wrapping cavity 5 for fire extinguishing, and the destruction mode is battery explosion destruction or high-temperature fusing inner layer 1 destruction. The cavity opening 6 is used for placing and taking out batteries or electronic and electric products with batteries, and the batteries or the electronic and electric products with batteries are placed into the battery wrapping cavity 5 from the cavity opening 6. The fire extinguishing material chamber 3 is impermeable to air and water. The product is mainly suitable for personal electronic appliances such as computer batteries, mobile phone batteries, mobile power supplies, mobile phones, tablet computers, electronic appliances with batteries, digital products with batteries and the like to be placed in the battery wrapping cavity 5 for charging, use, transportation, storage and the like, the battery explodes the inner layer 1 through the power of self explosion in case of explosion, water leaks out and enters the battery wrapping cavity 5 to put out a fire, and the outer layer 2 prevents explosion; in case of spontaneous combustion of the battery, the inner layer 1 is burnt and melted by high temperature of the battery, and water leaks out to enter the battery wrapping cavity 5 to extinguish the fire.
Example 2:
a battery explosion-proof flame-retardant bag comprises an inner layer 1 and an outer layer 2, wherein the outer layer 2 is an explosion-proof tough soft waterproof canvas, the inner layer 1 is a composite layer of waterproof paint and paper, the inner layer 1 is an easily-blasted and/or easily-melted layer, a sealed fire extinguishing material cavity 3 is arranged between the inner layer 1 and the outer layer 2, a fire extinguishing material 4 is sealed in the fire extinguishing material cavity 3, and the fire extinguishing material 4 is a fire extinguishing agent; a battery wrapping cavity 5 is arranged in the middle of the inner layer 1; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening 6, and the cavity opening 6 is communicated with a battery wrapping cavity 5; the inner layer 1 is destroyed and then leaks out the fire extinguishing material 4 to enter the battery wrapping cavity 5 for fire extinguishing, and the destruction mode is battery explosion destruction or high-temperature fusing inner layer 1 destruction. The cavity opening 6 is used for placing and taking out batteries or electronic and electric products with batteries, and the batteries or the electronic and electric products with batteries are placed into the battery wrapping cavity 5 from the cavity opening 6. The fire extinguishing material chamber 3 is impermeable to air and water. The product is mainly suitable for personal electronic appliances such as computer batteries, mobile phone batteries, mobile power supplies, mobile phones, tablet computers, electronic appliances with batteries, digital products with batteries and the like to be placed in the battery wrapping cavity 5 for charging, use, transportation, storage and the like, the inner layer 1 is burst through the power of self explosion in case of explosion of the batteries, the fire extinguishing agent leaks out to enter the battery wrapping cavity 5 to extinguish the fire, and the outer layer 2 is anti-explosion; in case of spontaneous combustion of the battery, the inner layer 1 is burnt and melted by the high temperature of the battery, and the fire extinguishing agent leaks out to enter the battery wrapping cavity 5 to extinguish the fire.
Example 3:
a battery explosion-proof flame-retardant box comprises an inner layer 1 and an outer layer 2, wherein the outer layer 2 is an explosion-proof steel box, the inner layer 1 is a waterproof composite layer formed by paper and spray glue, the inner layer 1 is an easy-to-explode and/or fusible layer, a sealed fire extinguishing material cavity 3 is arranged between the inner layer 1 and the outer layer 2, a fire extinguishing material 4 is hermetically filled in the fire extinguishing material cavity 3, and the fire extinguishing material 4 is water; a battery wrapping cavity 5 is arranged in the middle of the inner layer 1; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening 6, and the cavity opening 6 is communicated with a battery wrapping cavity 5; the inner layer 1 is destroyed and then leaks out the fire extinguishing material 4 to enter the battery wrapping cavity 5 for fire extinguishing, and the destruction mode is battery explosion destruction or high-temperature fusing inner layer 1 destruction. The cavity opening 6 is used for placing and taking out batteries or electronic and electric products with batteries, and the batteries or the electronic and electric products with batteries are placed into the battery wrapping cavity 5 from the cavity opening 6. The fire extinguishing material chamber 3 is impermeable to air and water. The product is mainly suitable for personal electronic appliances such as computer batteries, mobile phone batteries, mobile power supplies, mobile phones, tablet computers, electronic appliances with batteries, digital products with batteries and the like to be placed in the battery wrapping cavity 5 for charging, use, transportation, storage and the like, the battery explodes the inner layer 1 through the power of self explosion in case of explosion, water leaks out and enters the battery wrapping cavity 5 to put out a fire, and the outer layer 2 prevents explosion; in case of spontaneous combustion of the battery, the inner layer 1 is burnt and melted by high temperature of the battery, and water leaks out to enter the battery wrapping cavity 5 to extinguish the fire.
Example 4:
a battery explosion-proof flame-retardant box comprises an inner layer 1 and an outer layer 2, wherein the outer layer 2 is an explosion-proof metal box, the inner layer 1 is a composite layer of waterproof coating and paper, the inner layer 1 is an easily-exploded and/or easily-melted layer, a sealed fire extinguishing material cavity 3 is arranged between the inner layer 1 and the outer layer 2, a fire extinguishing material 4 is hermetically filled in the fire extinguishing material cavity 3, and the fire extinguishing material 4 is a fire extinguishing agent; a battery wrapping cavity 5 is arranged in the middle of the inner layer 1; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening 6, and the cavity opening 6 is communicated with a battery wrapping cavity 5; the inner layer 1 is destroyed and then leaks out the fire extinguishing material 4 to enter the battery wrapping cavity 5 for fire extinguishing, and the destruction mode is battery explosion destruction or high-temperature fusing inner layer 1 destruction. The cavity opening 6 is used for placing and taking out batteries or electronic and electric products with batteries, and the batteries or the electronic and electric products with batteries are placed into the battery wrapping cavity 5 from the cavity opening 6. The fire extinguishing material chamber 3 is impermeable to air and water. The product is mainly suitable for personal electronic appliances such as computer batteries, mobile phone batteries, mobile power supplies, mobile phones, tablet computers, electronic appliances with batteries, digital products with batteries and the like to be placed in the battery wrapping cavity 5 for charging, use, transportation, storage and the like, the inner layer 1 is burst through the power of self explosion in case of explosion of the batteries, the fire extinguishing agent leaks out to enter the battery wrapping cavity 5 to extinguish the fire, and the outer layer 2 is anti-explosion; in case of spontaneous combustion of the battery, the inner layer 1 is burnt and melted by the high temperature of the battery, and the fire extinguishing agent leaks out to enter the battery wrapping cavity 5 to extinguish the fire.
Claims (10)
1. The utility model provides a battery explosion-proof flame retardant device which characterized in that: the battery explosion-proof flame-retardant device comprises an inner layer and an outer layer, wherein a sealed fire extinguishing material cavity is arranged between the inner layer and the outer layer, and fire extinguishing materials are sealed in the fire extinguishing material cavity; a battery wrapping cavity is arranged in the middle of the inner layer; the edge of the battery explosion-proof flame-retardant device is provided with a cavity opening which is communicated with the battery wrapping cavity; after the inner layer is damaged, the fire extinguishing material leaks out and enters the battery wrapping cavity to extinguish fire.
2. The explosion-proof flame retardant device for batteries according to claim 1, characterized in that: the inner layer is an easy-blasting and/or fusible layer; the outer layer is an explosion-proof layer; the inner layer is damaged by battery explosion and/or high-temperature fusing; the cavity opening is fixedly connected with a locking device.
3. The explosion-proof flame retardant device for batteries according to claim 2, characterized in that: the locking device is a male and female buckle or a zipper or an elastic contraction rope or a flip cover or a magic tape or a button or a sealing strip or a magnet or a cover body or a binding rope, and the cavity opening can be closed/opened.
4. The explosion-proof flame retardant device for batteries according to claim 1, characterized in that: the fire extinguishing material is fire extinguishing liquid or fire extinguishing agent; the fire extinguishing liquid is water; the fire extinguishing agent is a foam fire extinguishing agent or a dry powder fire extinguishing agent or a sodium fire extinguishing agent.
5. The explosion-proof flame retardant device for batteries according to claim 1, characterized in that: the inner layer is made of at least a single layer of breakable or fusible material; the outer layer is made of at least a single-layer explosion-proof material; the battery explosion-proof flame-retardant device is a battery explosion-proof flame-retardant bag or a battery explosion-proof flame-retardant box.
6. The explosion-proof flame retardant device for battery according to claim 1 or 5, characterized in that: the inner wall body is thinner than the outer wall body; the outer wall body is thicker than the inner wall body; the outer layer can bear 30-400 kg of explosion power and 150-300 ℃ of high temperature; the inner layer can bear 5-20 kg of explosion power and has a melting point of 80-100 ℃.
7. The explosion-proof flame retardant device for battery according to claim 1 or 5, characterized in that: the outer layer is made of a tough soft material; the inner layer is made of flexible soft materials; the outer layer has a higher toughness than the inner layer.
8. The explosion-proof flame retardant device for battery according to claim 7, characterized in that: the inner layer is a film or flexible plastic; the outer layer is elastic plastic or tough soft waterproof cloth.
9. The explosion-proof flame retardant device for battery according to claim 7, characterized in that: and the wall surface of the battery wrapping cavity of the inner layer is connected with a damage-prevention protective layer.
10. The explosion-proof flame retardant device for battery according to claim 9, characterized in that: the damage-proof protective layer is a thin cloth or thin paper or an aluminum foil layer or a flame-retardant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021209436.9U CN212491234U (en) | 2020-06-24 | 2020-06-24 | Explosion-proof flame retardant device of battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021209436.9U CN212491234U (en) | 2020-06-24 | 2020-06-24 | Explosion-proof flame retardant device of battery |
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| Publication Number | Publication Date |
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| CN212491234U true CN212491234U (en) | 2021-02-09 |
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| CN202021209436.9U Active CN212491234U (en) | 2020-06-24 | 2020-06-24 | Explosion-proof flame retardant device of battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114976420A (en) * | 2022-06-29 | 2022-08-30 | 大连理工大学 | Lithium battery fireproof and explosion-proof device based on flue gas capture |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114976420A (en) * | 2022-06-29 | 2022-08-30 | 大连理工大学 | Lithium battery fireproof and explosion-proof device based on flue gas capture |
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