CN106823199A - A kind of battery case multiphase fixed froth installation and its extinguishing method - Google Patents
A kind of battery case multiphase fixed froth installation and its extinguishing method Download PDFInfo
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- CN106823199A CN106823199A CN201710157930.1A CN201710157930A CN106823199A CN 106823199 A CN106823199 A CN 106823199A CN 201710157930 A CN201710157930 A CN 201710157930A CN 106823199 A CN106823199 A CN 106823199A
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- battery case
- battery
- temperature
- extinguishing
- gas
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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
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
-
- 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
-
- 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
- A62C31/12—Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a kind of battery case safe practice.A kind of battery case multiphase fixed froth installation of the invention and its extinguishing method, including gas device, Dry powder devices and foam liquid device, also include the mixing arrangement for the mixing of gas, dry powder and foam solution, dry powder, gas and foam solution are mixed into gas bubble extinguishing chemical, the mixing arrangement is connected with gas device, Dry powder devices and foam liquid device respectively, and the mixing arrangement is connected with the inner space of battery case by fire-fighting pipeline.Extinguishing device composition half solidifies the gas bubble extinguishing chemical of shape, and is passed directly into battery case by fire-fighting pipeline, and battery pack is covered or wrapped, by battery pack and air insulated, good extinguishing effect, the time of the fiery residence disposal of extension.
Description
Technical field
The present invention relates to a kind of battery case safe practice, more particularly to a kind of battery case multiphase fixed froth installation and its go out
Ignition method.
Background technology
Battery as a kind of energy storing device, particularly important effect in being played in the production and living of people.And with
Popularization of the society to the demand and energy-conserving and environment-protective theory of the energy now, to the demand of battery also more and more higher, such as new energy vapour
Car just proposes requirement higher to the amount of storage of battery, and then gradually having developed can accommodate the dress of one or more battery
Put-battery case；Battery case can be accommodated and protect battery pack, and its structure design needs to ensure leaving the same of the receiving space of maximum
When meet enough intensity, in order to save installing space, general battery case profile is rectangular structure.
But meanwhile, battery case there is also potential danger, such as battery case of lithium battery group, when the electrolyte temperature in battery is inclined
Gao Shi, typically can puncture thin polymer film when temperature is more than 40 DEG C, slowly cause burning or explode.When battery case burns
When, it is necessary to burn battery case carry out fire extinguishing treatment in time, to postpone the time of fire spreading or battery explosion, to personnel
Flee from and provide the optimistic time with property transfer.
The existing extinguishing device for battery case is only that the outside of battery case is lowered the temperature or isolated, and general fire extinguishing
Agent is difficult completely that battery pack is completely isolated with air, does not reach preferable flame retardant effect, causes burning in battery pack still
Carrying out, the safety belt to life and property carrys out hidden danger.
The content of the invention
Fire extinguisher it is an object of the invention to overcome existing battery case is that the outside of battery case is lowered the temperature or isolated,
And general extinguishing chemical is difficult completely by battery pack and air insulated, so being extremely difficult to the problem of preferable extinguishing effect, carry
For a kind of battery case multiphase fixed froth installation and its extinguishing method, the gas bubble fire extinguishing of the solidification shape of extinguishing device composition half
Agent, and be passed directly into battery case by fire-fighting pipeline, battery pack is covered or wrapped, battery pack and air insulated are gone out
Fiery effect is good, the time of the fiery residence disposal of extension.
In order to realize foregoing invention purpose, the invention provides following technical scheme：
A kind of battery case multiphase fixed froth installation, including gas device, Dry powder devices and foam liquid device, also including for gas
Body, dry powder and foam solution mixing mixing arrangement, the mixing arrangement respectively with gas device, Dry powder devices and foam liquid device
Connection, gas bubble extinguishing chemical is mixed into by dry powder, gas and foam solution, and the mixing arrangement leads to the inner space of battery case
Cross fire-fighting pipeline connection.
By the extinguishing device, gas, dry powder and foam solution can be mixed, the gas bubble fire extinguishing of half solidification shape can be constituted
Agent, and be passed directly into battery case by fire-fighting pipeline, battery pack is covered or wrapped, due to being the foam thing of half solidification shape
Matter, can completely encase battery pack, and by battery pack and air insulated, good extinguishing effect reaches the heat for preventing cells burst
The purpose of fiery residence Deal with Time is outwards spread, extended, is that personnel flee from and property transfer increase valuable time.
Preferably, the foam liquid device includes liquid device, the external pipeline of the liquid device is provided with foam
Generator.Liquid in liquid device is changed into foam solution after being processed through foam maker, then with gas and dry powder blend, form half
Solidify the gas bubble extinguishing chemical of shape.
Preferably, the gas in the gas device is inert gas.It is nonflammable in atmosphere using inert gas
Characteristic, do not burnt during as extinguishing chemical, not combustion-supporting, be to be conducive to battery case and air insulated after foam solution is combined, rise
To fire-retardant effect.
Preferably, gas in the gas device is air, the one kind in CO2, N2 and heptafluoro-propane or various presses
The mixed gas that ratio is mixed into.Using one kind or various gaseous mixtures being mixed into air, CO2, N2 and heptafluoro-propane
Body, forms the extinguishing chemical of different qualities after mixing with foam solution, plays different degrees of flame retardant effect, and user can be according to existing
Raw material prepare extinguishing chemical, play the effect of resource rational utilization.
Preferably, the mixing arrangement includes part flow arrangement, for by foam solution and gas mixing and shunting, in shunting
Device is provided with multiple spouts.The married operation of foam solution and gas is carried out using the cavity of part flow arrangement, and is filled by shunting
Be sent to the gas bubble extinguishing chemical of mixed half solidification shape in battery case by the multiple spouts for putting setting, rapidly by battery
Group is wrapped, and reaches fire extinguishing and fire-retardant effect.
Preferably, each spout of part flow arrangement is equipped with spout valve, spout valve control is equipped with the spout valve
Device.Spout valve is arranged in the spout of part flow arrangement, the ejection of extinguishing chemical is realized by the regulation being opened and closed to spout valve, can led to
Opening and closing spout valve manually is crossed, also by automatic controller spout valve can be controlled to be opened and closed and be realized that the self-extinguishing of battery case is controlled.
Preferably, the spout of the part flow arrangement is connected with fire-fighting pipeline, the other end of the fire-fighting pipeline extend into
In battery case.The spout of part flow arrangement is connected with fire-fighting pipeline, the gas bubble extinguishing chemical of half solidification shape is passed through into fire extinguishing tube
Road is sent in battery case.
Preferably, the fire-fighting pipeline includes many fire extinguishing branch pipes, the outlet of many fire extinguishing branch pipes is evenly arranged
In on the base plate of battery case.Fire extinguishing branch pipe is evenly arranged in battery case base plate, the extinguishing chemical of the extinguishing device is uniformly passed through
Battery case bottom simultaneously covers battery pack upwards, reaches the purpose of quick extinguishing.
Preferably, the fire-fighting pipeline includes many fire extinguishing branch pipes, the outlet of many fire extinguishing branch pipes is evenly arranged
In on battery case tank wall, battery pack is formed and surrounds structure.Fire extinguishing branch pipe is evenly arranged on battery case tank wall, fire extinguishing is filled
The extinguishing chemical put uniformly is passed through in battery case, and rapidly can be wrapped battery pack, completely cuts off contact of the battery pack with air, is reached
The purpose of quick extinguishing, the guarantee security of the lives and property.
Preferably, the extinguishing device also includes temperature monitoring system, the temperature monitoring system includes stretching into battery case
And positive pole and/or the temperature-sensing element of cathode contact with battery.In temperature monitoring system with temperature-sensing element directly with battery just
Pole and/or cathode contact are accurate to ensure the battery temperature for measuring.
Preferably, the temperature-sensing element is temperature sensing cable, all battery packs in the temperature sensing cable and battery case
Positive pole and negative pole are sequentially connected.It is sequentially connected with the battery in battery case using temperature sensing cable, the temperature to battery pile crown is carried out
Monitoring, simply by the presence of some exceptions, that is, sends alarm, is processed by heat sink cooling in time.
Preferably, the temperature sensing cable is Restorable temperature-sensing cable.Restorable temperature-sensing cable includes thermo-sensitive material
The steel wire of insulation, when the battery temperature in battery case changes, the steel wire of temperature sensing cable is led line resistance and is changed,
When resistance variations reach the alarming threshold value of setting, detector sends fire alarm signal, and temperature sensing cable structure in itself is not damaged
It is bad, it is sustainable to use；Corresponding to the structure of battery case, can be reused using Restorable temperature-sensing cable, it is cost-effective, and match somebody with somebody
The heat sink of battery case is closed, when allowing battery to be unlikely to badly damaged and be continuing with, without temperature sensing cable is changed, without weight
Again arrangement temperature sensing cable in battery case with the contact form of battery, improve operating efficiency.
Preferably, the temperature-sensing element is thermoelectricity occasionally thermal resistance.
Preferably, the alarm temperature of the temperature-sensing element is for a value in 40-80 DEG C or more than 80 DEG C.According to existing
Experience, when battery temperature is less than 40 DEG C can normal work, make it still can be after for Physical temperature-lowering treatment can be carried out at 40-60 DEG C
The temperature of continuous normal work, and when battery temperature is more than 60 DEG C, the possibility of burning will be produced, so by the alarm of temperature-sensing element
Temperature is set to 40-80 DEG C or more than 80 DEG C of alarms, is easy to judge the concrete condition of battery, to select to lower the temperature or fire extinguishing treatment.
Preferably, the extinguishing device also include control system, the control system respectively with temperature monitoring system, foam
Liquid device, Dry powder devices are connected with gas device, when temperature data is fed back to control system by temperature monitoring system and shows different
Chang Shi, control system control cooling or fire-extinguishing operations.Control system is introduced into the extinguishing device, the automatic prison to temperature can be realized
Control, alarm and the automatic operating process lowered the temperature or put out a fire, without special messenger's operation, greatly improve the security that battery case is used
And stability, save use cost.
A kind of extinguishing method of battery case multiphase fixed froth installation, comprises the following steps：
A, temperature monitoring system monitor the real time temperature monitoring data of battery, and Monitoring Data is transmitted into control system；
B, when control system obtain battery temperature it is abnormal when, judge that battery is soaking condition or fired state；
C, control system open foam liquid device to be passed through in battery case foam solution lower the temperature, or open passage realize foam solution,
The mixing of dry powder and gas, and mixed extinguishing chemical is put out a fire by being delivered in battery case；
D, foam solution contact cooling with battery, or the extinguishing chemical of the later half solidification shape of mixing covers battery, completely cuts off battery and air
Contact, realize fire extinguishing.
The extinguishing method of the extinguishing device can realize the process of whole-process automatic monitoring and self-extinguishing by control system, protect
Demonstrate,prove the safe handling of battery case, it is ensured that life and property safety；By setting the alarm temperature value of temperature monitoring system, can be in electricity
The original state that pond is damaged begins to be lowered the temperature or fire extinguishing treatment, and good extinguishing effect can take precautions against battery case vigorous combustion
The major safety risks that fire extinguishing treatment brings just are proceeded by afterwards.
Compared with prior art, beneficial effects of the present invention：
1st, by the extinguishing device, gas, dry powder and foam solution can be mixed, the gas bubble fire extinguishing of half solidification shape can be constituted
Agent, and be passed directly into battery case by fire-fighting pipeline, battery pack is covered or wrapped, battery pack and air insulated are gone out
Fiery effect is good, the time of the fiery residence disposal of extension；
2nd, using the characteristic that inert gas is nonflammable in atmosphere, do not burnt during as extinguishing chemical, not combustion-supporting, be foam solution
Be conducive to, by battery case and air insulated, playing fire-retardant effect with reference to after；And using in air, CO2, N2 and heptafluoro-propane
A kind of or various mixed gas being mixed into, form the extinguishing chemical of different qualities after mixing with foam solution, play in various degree
Flame retardant effect, user can prepare extinguishing chemical, play the effect of resource rational utilization according to existing raw material；
3rd, the gas bubble extinguishing chemical of mixed half solidification shape is divided into using the multiple spouts by being set on part flow arrangement
Multi-pipeline is sent in battery case, battery pack is formed and surrounds structure, and extinguishing chemical rapidly can wrap battery pack, completely cuts off battery
Contact of the group with air, reaches the purpose of quick extinguishing, ensures the security of the lives and property；
4th, in temperature monitoring system with temperature-sensing element directly with the positive pole and/or cathode contact of battery, it is ensured that the battery temperature for measuring
Degree accuracy；And control system is introduced into the extinguishing device, the automatic monitoring to temperature, alarm can be realized and lowered the temperature automatically
Or the operating process of fire extinguishing, without special messenger's operation, the safety and stability that battery case is used being greatly improved, saving is used into
This.
5th, the extinguishing method of the extinguishing device can realize the process of whole-process automatic monitoring and self-extinguishing by control system,
Ensure the safe handling of battery case, it is ensured that life and property safety；By setting the alarm temperature value of temperature monitoring system, can be
The original state that battery is damaged begins to be lowered the temperature or fire extinguishing treatment, and good extinguishing effect can take precautions against battery case and acutely fire
The major safety risks that fire extinguishing treatment brings just are proceeded by after burning.
Brief description of the drawings：
Fig. 1 is the structure composition figure of battery case multiphase fixed froth installation of the invention.
Fig. 2 is the structure composition figure of battery case multiphase fixed froth installation in embodiment.
Fig. 3 is the structural representation of extinguishing device in embodiment.
Fig. 4 is the structural plan of fire-fighting pipeline in embodiment.
Fig. 5 is the structural plan of fire-fighting pipeline in another embodiment.
Marked in figure：1- battery cases, 2- gas devices, 201- gas cylinders, 3- Dry powder devices, 301- dry powder bottle, 4- foam solutions
Device, 401- liquid bottle, 402- foam solution holding bottles, 5- control systems, 6- temperature monitoring systems, 7- foam makers, 8- controls
Device, 801- spout valve arrangements, 9- part flow arrangements, 901- spouts, 10- pressure gauges, 11- extinguishing device casees, 12- fire-fighting pipelines,
1201- puts out a fire branch pipe, 1202- spouts upward, the lateral spouts of 1203-, and 1204- is towards spout.
Specific embodiment
With reference to test example and specific embodiment, the present invention is described in further detail.But this should not be understood
For the scope of above-mentioned theme of the invention is only limitted to following embodiment, all technologies realized based on present invention belong to this
The scope of invention.
Embodiment 1
As shown in figures 1 and 3, the battery case drop multiphase temperature fixed froth installation of the present embodiment, including gas device 2, dry powder dress
Put 3 and foam liquid device 4, also including the mixing arrangement mixed for gas, dry powder and foam solution, the mixing arrangement respectively with
Gas device, Dry powder devices are connected with foam liquid device, and dry powder, gas and foam solution are mixed into gas bubble extinguishing chemical, institute
Mixing arrangement is stated to be connected by fire-fighting pipeline with the inner space of battery case 1.
By the extinguishing device, gas, dry powder and foam solution can be mixed, the gas bubble fire extinguishing of half solidification shape can be constituted
Agent, and be passed directly into battery case by fire-fighting pipeline, battery pack is covered or wrapped, due to being the foam thing of half solidification shape
Matter, can completely encase battery pack, and by battery pack and air insulated, good extinguishing effect reaches the heat for preventing cells burst
The purpose of fiery residence Deal with Time is outwards spread, extended, is that personnel flee from and property transfer increase valuable time.
Embodiment 2
In the present embodiment, the battery case drop multiphase temperature fixed froth installation according to embodiment 1, the foam liquid device 4 is wrapped
Liquid device is included, as shown in Fig. 2 the present embodiment is liquid bottle 401 and foam solution holding bottle 402, in liquid bottle 401 and foam solution storage
The pipeline of the connection of bottle 402 is provided with foam maker 7.When fire extinguishing is needed, first with the foam in foam solution holding bottle 402
Liquid, when foam solution that can be at the same time or in foam solution holding bottle 402 is finished, the liquid started in liquid bottle 401 occurs through foam
It is changed into foam solution after the treatment of device 7, foam solution holding bottle 402 is supplemented, it is ensured that has the foam solution and gas and dry powder of abundance
Mixing, forms the half gas bubble extinguishing chemical for solidifying shape.
Further, when the temperature for detecting battery in battery case is less than 40 DEG C, battery can normal work；When battery
Temperature can carry out Physical temperature-lowering treatment at 40-60 DEG C, battery temperature still can be continued normal work after recovering, so
When the temperature for detecting battery is in 40-60 DEG C, only can be filled with battery case to battery with by the foam solution in foam liquid device 4
Cooling treatment is carried out, without using extinguishing chemical.
Embodiment 3
As shown in figures 1 and 3, the battery case drop multiphase temperature fixed froth installation according to embodiment 1, the gas of the present embodiment
Device 2 is gas cylinder 201, and the gas in gas cylinder 201 is inert gas.Using the characteristic that inert gas is nonflammable in atmosphere,
Do not burnt during as extinguishing chemical, it is not combustion-supporting, be foam solution combine after be conducive to, by battery case and air insulated, playing fire-retardant
Effect.
Further, the gas in the present embodiment gas cylinder 201 is the one kind or many in air, CO2, N2 and heptafluoro-propane
Plant the mixed gas being mixed into proportion.Using the one kind in air, CO2, N2 and heptafluoro-propane or various mixing being mixed into
Gas, forms the extinguishing chemical of different qualities after mixing with foam solution, plays different degrees of flame retardant effect, and user can be according to
Some raw material prepare extinguishing chemical, play the effect of resource rational utilization.
Embodiment 4
As shown in figure 3, drop multiphase temperature fixed froth installation according to the described battery case of one of embodiment 1 to 3, the present embodiment is mixed
Attach together and put including part flow arrangement 9, for by foam solution and gas mixing and shunting, multiple spouts are provided with part flow arrangement 9
901.The married operation of foam solution and gas, and the multiple sprays by being set on part flow arrangement are carried out using the cavity of part flow arrangement
Be sent to the gas bubble extinguishing chemical of mixed half solidification shape in battery case by mouth, rapidly wraps battery pack, reaches and goes out
Fiery and fire-retardant effect.
Further, each spout 901 of part flow arrangement 9 is equipped with spout valve, and spout is equipped on the spout valve
Valve arrangement 801.Spout valve is arranged in the spout of part flow arrangement, the spray of extinguishing chemical is realized by the regulation being opened and closed to spout valve
Go out, can manually be opened and closed spout valve, also by automatic controller spout valve can be controlled to be opened and closed the self-extinguishing for realizing battery case
Control.
Specifically, as shown in Figure 4 and Figure 5, the spout 901 of the part flow arrangement is connected with fire-fighting pipeline 12, the fire extinguishing
The other end of pipeline 12 is extend into battery case 1.The spout of part flow arrangement is connected with fire-fighting pipeline, the gas for solidifying shape by half
Fire foam is sent in battery case by fire-fighting pipeline
Embodiment 5
As shown in Figures 1 to 4, the battery case drop multiphase temperature fixed froth installation according to embodiment 3, the fire extinguishing of the present embodiment
Pipeline 12 includes many fire extinguishing branch pipes 1201, and the outlet of many fire extinguishing branch pipes 1201 is evenly arranged in the base plate of battery case 1
On, as shown in figure 4, in the present embodiment, the outlet of the fire extinguishing branch pipe 1201 being arranged on battery case base plate is spout 1202 upward.
Fire extinguishing branch pipe is evenly arranged in battery case base plate, the extinguishing chemical of the extinguishing device is uniformly passed through battery case bottom and to overlying
Lid battery pack, reaches the purpose of quick extinguishing.
Embodiment 6
As shown in Figures 1 to 5, the battery case drop multiphase temperature fixed froth installation according to embodiment 3, the fire extinguishing of the present embodiment
Pipeline 12 includes many fire extinguishing branch pipes 1201, and the outlet of many fire extinguishing branch pipes 1201 is evenly arranged on the tank wall of battery case 1,
Battery pack is formed and surrounds structure；As shown in figure 5, fire extinguishing branch pipe 1201 is scattered in around battery case, there is court its end respectively
Upper spout 1201, lateral spout 1203 and spout 1204 down, the extinguishing chemical filling of enclosed, blow-off velocity pole are formed to battery
Hurry up.Fire extinguishing branch pipe is evenly arranged on battery case tank wall, the extinguishing chemical of extinguishing device is uniformly passed through in battery case, and can be fast
Speed wraps battery pack, completely cuts off contact of the battery pack with air, reaches the purpose of quick extinguishing, ensures the security of the lives and property.
Embodiment 7
Shown in Fig. 2 to Fig. 5, multiphase temperature fixed froth installation is dropped according to embodiment 1 to the described battery case of one of embodiment 6, should
Extinguishing device also include temperature monitoring system 6, the temperature monitoring system 6 include stretch into battery case 1 and the positive pole with battery and/
Or the temperature-sensing element of cathode contact.In temperature monitoring system with temperature-sensing element directly with the positive pole and/or cathode contact of battery, with
The battery temperature that guarantee is measured is accurate.
In the present embodiment, the temperature-sensing element is temperature sensing cable, all battery packs in the temperature sensing cable and battery case 1
Positive pole and negative pole be sequentially connected.It is sequentially connected with the battery in battery case using temperature sensing cable, the temperature to battery pile crown is entered
Row monitoring, simply by the presence of some exceptions, that is, sends alarm, is processed by heat sink cooling in time.
Further, the temperature sensing cable that this implementation is used is Restorable temperature-sensing cable.Restorable temperature-sensing cable includes
The steel wire of thermo-sensitive material insulation, when the battery temperature in battery case changes, the steel wire of temperature sensing cable leads line resistance hair
Changing, when resistance variations reach the alarming threshold value of setting, detector sends fire alarm signal, temperature sensing cable knot in itself
Structure is not damaged, sustainable to use；Corresponding to the structure of battery case, can be reused using Restorable temperature-sensing cable, saved
Cost, and coordinate the heat sink of battery case, it is electric without temperature-sensitive is changed when allowing battery to be unlikely to badly damaged and be continuing with
Cable, without repeat arrangement temperature sensing cable in battery case with the contact form of battery, improve operating efficiency.
Embodiment 8
As shown in Fig. 2 dropping multiphase temperature fixed froth installation, this implementation according to embodiment 1 to the described battery case of one of embodiment 6
The temperature-sensing element of example is thermoelectricity occasionally thermal resistance.
In the present embodiment, the alarm temperature of the temperature-sensing element is for a value in 40-80 DEG C or more than 80 DEG C.According to existing
Have an experience, when battery temperature is less than 40 DEG C can normal work, it still can for Physical temperature-lowering treatment can be carried out at 40-60 DEG C
Continue the temperature of normal work, and when battery temperature is more than 60 DEG C, the possibility of burning will be produced, so by the report of temperature-sensing element
Alert temperature is set to 40-80 DEG C or more than 80 DEG C of alarms, the actual temp situation according to battery, can so as to select to lower the temperature or fire extinguishing at
Reason, during cooling, is directly filled with battery case, it is necessary to when putting out a fire, foam solution, dry powder and gas mixed half be coagulated using foam solution
The gas bubble extinguishing chemical of solid fraction carries out fire extinguishing treatment in being filled with battery case.
Embodiment 9
As shown in Figures 2 to 5, the battery case drop multiphase temperature fixed froth installation according to embodiment 7, the extinguishing device is also wrapped
Include control system 5, the control system 5 respectively with temperature monitoring system 6, foam liquid device 4, Dry powder devices 3 and gas device 2
Be connected, when temperature data is fed back to control system 5 and shows abnormal by temperature monitoring system 6, control system 5 control cooling or
Fire-extinguishing operations.Control system is introduced into the extinguishing device, can realize the automatic monitoring to temperature, alarm and it is automatic lowered the temperature or
The operating process of fire extinguishing, without special messenger's operation, greatly improves the safety and stability that battery case is used, and saves use cost.
Embodiment 10
When battery case drop multiphase temperature fixed froth installation described in embodiment 7 is used to put out a fire, its fire extinguishing procedure includes two kinds of sides
Formula, battery case need to only lower the temperature treatment when：
A, temperature monitoring system monitor the real time temperature monitoring data of battery, and Monitoring Data is transmitted into control system；
B, when control system obtain battery temperature it is abnormal when, judge that battery is soaking condition, if temperature in 40-80 DEG C one
Individual value, now may determine that battery and unburned, within the temperature anomaly phase；
C, control system are opened foam liquid device and are lowered the temperature to foam solution is passed through in battery case；
D, foam solution are contacted or surrounded with battery, and battery temperature is down into the normal temperature for using, less than 40 DEG C.
When battery case needs fire extinguishing treatment：
A, temperature monitoring system monitor the real time temperature monitoring data of battery, and Monitoring Data is transmitted into control system；
B, when control system obtain battery temperature it is abnormal when, judge that battery is fired state, i.e. battery temperature more than 80 DEG C, now
Judge that battery is in fired state；
C, control system open the mixing that passage realizes foam solution, dry powder and gas, and by mixed extinguishing chemical by conveying
Put out a fire in battery case；
D, the extinguishing chemical covering battery for mixing later half solidification shape, completely cut off contact of the battery with air, realize fire extinguishing.
The extinguishing method of the extinguishing device can realize the process of whole-process automatic monitoring and self-extinguishing by control system, protect
Demonstrate,prove the safe handling of battery case, it is ensured that life and property safety；By setting the alarm temperature value of temperature monitoring system, can be in electricity
The original state that pond is damaged begins to be lowered the temperature or fire extinguishing treatment, and good extinguishing effect can take precautions against battery case vigorous combustion
The major safety risks that fire extinguishing treatment brings just are proceeded by afterwards.
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine by any way.
This specification（Including any accessory claim, summary and accompanying drawing）Disclosed in any feature, except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
Claims (10)
1. a kind of battery case multiphase fixed froth installation, it is characterised in that including gas device, Dry powder devices and foam solution dress
Put, also including the mixing arrangement mixed for gas, dry powder and foam solution, dry powder, gas and foam solution are mixed into gas bubble
Foam extinguishing agent, the mixing arrangement is connected with gas device, Dry powder devices and foam liquid device respectively, the mixing arrangement with electricity
The inner space of pond case is connected by fire-fighting pipeline.
2. battery case multiphase fixed froth installation according to claim 1, it is characterised in that the gas in the gas device
Body is inert gas, or is the one kind or various gaseous mixtures being mixed into proportion in air, CO2, N2 and heptafluoro-propane
Body.
3. battery case multiphase fixed froth installation according to claim 1, it is characterised in that the mixing arrangement includes point
Stream device, for by foam solution and gas mixing and shunting, is provided with multiple spouts on part flow arrangement.
4. battery case multiphase fixed froth installation according to claim 3, it is characterised in that each spout of part flow arrangement
Spout valve is equipped, spout valve arrangement is equipped on the spout valve.
5. battery case multiphase fixed froth installation according to claim 1, it is characterised in that the fire-fighting pipeline includes many
Root fire extinguishing branch pipe, the outlets of many fire extinguishing branch pipes are evenly arranged on the base plate of battery case.
6. battery case multiphase fixed froth installation according to claim 1, it is characterised in that the fire-fighting pipeline includes many
Root fire extinguishing branch pipe, the outlets of many fire extinguishing branch pipes are evenly arranged on battery case tank wall, battery pack is formed and surrounds structure.
7. according to the battery case multiphase fixed froth installation that one of claim 1-6 is described, it is characterised in that the extinguishing device is also
Including temperature monitoring system, the temperature monitoring system includes stretching into battery case and the positive pole with battery and/or cathode contact
Temperature-sensing element.
8. battery case multiphase fixed froth installation according to claim 7, it is characterised in that the temperature-sensing element is temperature-sensitive
The positive pole and negative pole of all battery packs in cable, the temperature sensing cable and battery case are sequentially connected.
9. battery case multiphase fixed froth installation according to claim 7, it is characterised in that the extinguishing device also includes control
System processed, the control system is connected with temperature monitoring system, foam liquid device, Dry powder devices and gas device respectively, works as temperature
When temperature data is fed back to control system and show abnormal by degree monitoring system, control system control is lowered the temperature or fire-extinguishing operations.
10. a kind of extinguishing method of battery case multiphase fixed froth installation, it is characterised in that will electricity as claimed in claim 7
When pond case multiphase fixed froth installation is used to put out a fire, comprise the following steps：
A, temperature monitoring system monitor the real time temperature monitoring data of battery, and Monitoring Data is transmitted into control system；
B, when control system obtain battery temperature it is abnormal when, judge that battery is soaking condition or fired state；
C, control system open foam liquid device to be passed through in battery case foam solution lower the temperature, or open passage realize foam solution,
The mixing of dry powder and gas, and mixed extinguishing chemical is put out a fire by being delivered in battery case；
D, foam solution contact cooling with battery, or the extinguishing chemical of the later half solidification shape of mixing covers battery, completely cuts off battery and air
Contact, realize fire extinguishing.
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