CN206715077U - A kind of battery unit of extinguishing device and electric automobile - Google Patents
A kind of battery unit of extinguishing device and electric automobile Download PDFInfo
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- CN206715077U CN206715077U CN201720278977.9U CN201720278977U CN206715077U CN 206715077 U CN206715077 U CN 206715077U CN 201720278977 U CN201720278977 U CN 201720278977U CN 206715077 U CN206715077 U CN 206715077U
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- battery
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- extinguishing
- battery bag
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Abstract
The disclosure provides a kind of battery unit of extinguishing device and electric automobile, wherein the extinguishing device is used for the battery bag of electric automobile, including sensor, battery management module and executing agency.Wherein described sensor, the working condition of each battery core for monitoring the battery bag；The battery management module, electrically connected with the sensor and control instruction is sent according to sensor signal；The executing agency, for responding the control instruction of the battery management module and the fire extinction pipeline including fire suppression bottle and inside the battery bag.The battery unit includes the extinguishing device.This extinguishing device can find cells burst in time and Combustion System being accomplished at source, fire extinguishing to, extinguishing chemical emitted dose is few and good extinguishing effect, and under the conditions of identical fire suppression bottle, extinguishing chemical totality injecting time is long and extinguishing effect is thorough, and extinguishing effect can be substantially improved.
Description
Technical field
This disclosure relates to automotive field, more particularly to a kind of extinguishing device and the electric automobile including the extinguishing device
Battery unit.
Background technology
With the getting worse that conventional fuel oil car pollutes, electric automobile progresses into daily life.Electric automobile
Substantial amounts of high-tension battery or battery pack are generally equipped with, meets go off daily demand.But if in the process of moving because handing over
Interpreter thus meet with the condition of a fire or because internal fault short circuit when may have explosion danger.Plus the battery list of electric automobile
Member can burn rapidly under fire exposure, and the response time or effect of traditional fire-fighting equipment and technology can not meet electric automobile
Security needs.
In view of this, the battery or battery pack that occur in the prior art for electric automobile install the technology of extinguishing device.
However, the extinguishing device provided in the prior art is typically all to be realized by additional fire suppression bottle.The connecting pipe of the fire suppression bottle
Lead to battery bag.One flame sensor of installation inside the battery bag, to detect the condition of a fire.When the flame sensor detects
To on fire, the fire suppression bottle is notified to implement to put out a fire to the battery bag.However, in actual condition, the battery bag is typically first
The single mode group being made up of multiple single battery cores, then form battery bag by multiple single mode groups.Therefore the battery core included in battery bag
Quantity is more, and internal area is big.Therefore scheme of the prior art, which exists, finds that burning is not prompt enough, and extinguishing chemical injection is not accurate enough
Etc. drawback, fire-extinguishing function concurrently can not be effectively played.Further, prediction, the technology such as alarm and control more can not be effectively provided
Means.
Therefore, industry is just generally studied, it is intended to solves one or more technical problems recited above.
Utility model content
The disclosure, which provides one kind, can find cells burst, extinguishing chemical injection accurately extinguishing device and electric automobile in time
Battery unit.
Specifically, the disclosure is achieved by the following technical solution：A kind of extinguishing device, the electricity applied to electric automobile
Chi Bao, including：
Sensor, the working condition of each battery core for monitoring the battery bag；
Battery management module, electrically connected with the sensor and control instruction is sent according to sensor signal；And
Executing agency, electrically connected with the battery management module, including fire suppression bottle and going out inside the battery bag
Fire tube road.
Working condition and take this as a foundation control extinguishing action of the extinguishing device by each battery core of Sensor monitoring, this sets
Meter can improve the response speed for the condition of a fire, or even be issued by early warning before condition of a fire appearance, while can be targetedly right
The diverse location of burning point, different type carry out different extinguishing actions；Accurately extinguishing action can reduce the use of extinguishing chemical
Amount, lift extinguishing effect.
Further, the battery management module and fire suppression bottle are arranged at the outside of the battery bag, and the fire suppression bottle leads to
Fire suppression bottle pipeline is crossed to connect with the fire extinction pipeline；The battery management module includes battery bag insulating monitoring unit, on fire sentenced
Disconnected logic unit and fire extinction pipeline switch control unit.
Can be reduced by way of external battery management module and fire suppression bottle in battery compartment for battery management module and
The influence of executing agency, therefore improve the stability of extinguishing action.
Further, the fire extinction pipeline includes the fire extinguishing house steward connected with the fire suppression bottle and a plurality of fire extinguishing is in charge of, institute
State it is a plurality of fire extinguishing be in charge of by the first independent control valve with it is described put out a fire house steward connect.Fire extinguishing house steward's is designed to ensure
The extinguishing agent pressure that fire extinguishing is in charge of, so as to lift extinguishing effect.
Further, the fire extinguishing house steward is set at the middle part of the battery bag along battery bag width, the fire extinguishing
The fire extinguishing that house steward both sides are respectively provided with described in two is in charge of, and described two fire extinguishings, which are in charge of, is respectively provided with two fire extinguishing branch roads, described to go out
Fiery branch road forms the frame structure set around battery core.More fire extinguishings are in charge of the frame structure to be formed and are advantageous to accurately to point of origin
Extinguishing operation is carried out, extinguishing chemical emitted dose is few and good extinguishing effect, under the conditions of identical fire suppression bottle, extinguishing chemical totality injecting time length
And extinguishing effect is thorough, extinguishing effect can be substantially improved.
Further, each fire extinguishing branch road is provided with multiple spray sites, and provided with the second control selectively sprayed
Valve.Multiple spray sites can improve the area of extinguishing chemical covering, so as to improve extinguishing effect；The second control valve selectively sprayed
Projected area on each fire extinguishing branch road can be controlled according to the condition of a fire, is precisely controlled spray overlay area.
Further, the sensor includes battery core temperature sensor, battery core voltage sensor, Smoke Sensor and fire
Flame sensor.This is designed to enable battery management module to realize battery bag insulating monitoring and is based on battery core TEMP
Device and battery core voltage sensor, which are realized, effectively and timely judges that with the presence or absence of risk abnormal or on fire, burning is controlled for each economize on electricity core
Make the chance in front end, accomplishing not burnt to battery bag or reduce the risk of its burning.
Further, battery core temperature sensor and battery core voltage sensor are equipped with the pole of each battery core.
The sensitivity that can improve battery core temperature sensor and battery core voltage sensor of the design, because voltage and temperature at pole
It is the position more sensitive to battery core working condition.
Further, the Smoke Sensor be provided with the circulated air road junction of the battery bag multiple and quantity with it is described
Single mode group quantity Matching in battery bag.The setting of Smoke Sensor can improve the sensitivity of sensor.Because circulation air path
Mouth is battery bag air exchange gateway, for energy overall monitor battery bag inner case；List in quantity in match battery bag
Module quantity can improve the monitoring effect pair with battery bag various places inside.
Further, the flame sensor is arranged on the top of the battery bag, and in quantity and the battery bag
Single mode group quantity Matching.The setting of flame sensor can improve the sensitivity of sensor.Because the top of battery bag is for electricity
Flame inside the bag of pond is more sensitive；Single mode group quantity in quantity in match battery bag can improve pair with it is each inside battery bag
The monitoring effect at place.
Further, the executing agency also includes battery bag relief valve and the pressure release speed of the battery bag relief valve is big
In the pressing speed of the executing agency.Relief valve can carry out passive pressure release when battery bag internal pressure is excessive, ensure fire extinguishing
Pipeline can form enough pressure differences inside battery bag, avoid fire-extinguishing function concurrently from spraying pressure and not enough fail, improving stability.
The disclosure also includes a kind of battery unit of electric automobile, including battery bag and extinguishing device.Battery bag passes through
Extinguishing device can realize the real-time management and control to battery core working condition, so as to reduce possibility on fire.In the case of the accident it is on fire after,
Battery bag also can be achieved with saving oneself initial stage in the condition of a fire, so as to lift security.
The disclosure can include advantages below：
(1) sensor that the multiple types of sensor are laid out more can be multi-faceted and pointedly monitors battery bag work shape
State, the real-time monitoring of each battery core is realized, accomplish to predict on fire, alarm and control；
(2) distribution of fire extinction pipeline is set, and can expand extinguishing chemical area coverage and have the carry out extinguishing operation being directed to,
Battery management module can combine a variety of Rule of judgment, accomplish to give warning in advance, security control, effectively perform, the external fire extinguishing
Tank can freely match according to different battery bag characteristics.
Brief description of the drawings
Fig. 1 is a kind of extinguishing device schematic diagram shown in the exemplary embodiment of the disclosure one；
Fig. 2 is the upper lid schematic diagram of the battery bag in Fig. 1；
Fig. 3 is the extinguishing device cut-away view in Fig. 1；
Fig. 4 is the fire-fighting pipeline schematic diagram of the extinguishing device in Fig. 1；
Fig. 5 is the battery bag schematic diagram in Fig. 1.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Following exemplary embodiment is that the relevant disclosure is applied to the extinguishing device of batteries of electric automobile bag and electronic vapour
The battery unit of car.
Fig. 1 is a kind of extinguishing device schematic diagram shown in the exemplary embodiment of the disclosure one.As shown in figure 1, the disclosure is gone out
Fiery device, for the battery bag 10 of electric automobile, including：Sensor (not shown), battery management module 20 and executing agency
(non-label, be detailed later).
Wherein described sensor, the working condition of each battery core for monitoring the battery bag 10.The battery management
Module 20, electrically connected with the sensor and control instruction is sent according to sensor signal.The executing agency, with the battery
Management module 20 electrically connects, and the fire extinction pipeline including fire suppression bottle 30 and inside the battery bag 10.The row mechanism uses
In the control instruction for responding the battery management module 20, and perform corresponding operation.
Working condition and take this as a foundation control extinguishing action of the executing agency by each battery core of Sensor monitoring,
This is designed to improve the response speed for the condition of a fire, or even is issued by early warning before condition of a fire appearance, while can be targeted
The diverse location to burning point, different type carries out different extinguishing action；Accurately extinguishing action can reduce extinguishing chemical
Dosage, lifted extinguishing effect.
Fig. 2 is the schematic diagram of upper lid 11 of the battery bag shown in Fig. 1.Fig. 3 is the extinguishing device internal structure shown in Fig. 1
Figure.As shown in Figures 1 to 3：
Alternatively, in one embodiment, the sensor includes battery core temperature sensor and battery core voltage sensor, this reality
Apply in example, battery core temperature sensor and battery core voltage sensor have been integrated into battery core sensor 44.The battery core sensor 44 is made
For first of monitoring of the state of battery bag 10, battery bag 10 can be monitored with the presence or absence of burning risk.
Alternatively, in one embodiment, the sensor includes Smoke Sensor 43.The Smoke Sensor 43 is arranged in
At the upper ventilating opening of lid 11 and the air outlet of 10 inside air channel of battery bag 42, monitoring burning point and intensity of a fire size.
Alternatively, in one embodiment, the sensor includes flame sensor 41.The flame sensor 41 is used to supervise
Whether on fire survey battery bag 10.The flame sensor 41 is evenly arranged on lid 11, and comprehensive monitoring burning point and the intensity of a fire are big
It is small.It is easy to battery management module 20 preferably to control fire-fighting mode.
Alternatively, in one embodiment, the sensor includes battery core temperature sensor, battery core voltage sensor, smog
Sensor 43 and flame sensor 41.In the present embodiment, the battery core temperature sensor and battery core voltage sensor have collected
As battery core sensor 44, first monitoring of the battery core sensor 44 as the state of battery bag 10, battery bag 10 can be monitored
With the presence or absence of burning risk, battery bag 10 is burnt into risk control in smaller probability.Smoke Sensor 43 and the flame sensing
Device 41, the second as the state of battery bag 10 are monitored, and Smoke Sensor 43 is arranged in the ventilating opening of lid 11 and battery bag 10
At the air outlet of portion air channel 42, flame sensor 41 is evenly arranged on lid 11, comprehensive monitoring burning point and intensity of a fire size.It is a variety of
Extinguishing device monitoring sensor synthesis uses, and is easy to battery management module 20 preferably to control fire-fighting mode.
In a specific plan of establishment：
Each electricity is arranged on by the integrated battery core sensor 44 of the battery core temperature sensor and battery core voltage sensor
On the pole of core 101.This is designed to the sensitivity for improving battery core sensor 44, because the pole of battery core 101 is to battery core 101
The more sensitive position of working condition.
The Smoke Sensor 43 be provided with the inside air channel 42 of battery bag 10 of the battery bag 10 multiple and quantity and
Single mode group quantity Matching in the battery bag 10.The setting of Smoke Sensor 43 can improve the sensitivity of sensor.Because
The inside air channel 42 of battery bag 10 is the air exchange gateway of battery bag 10, for the inner case of energy overall monitor battery bag 10；Number
Single mode group quantity in amount in match battery bag 10 can improve the monitoring effect pair with the various places inside of battery bag 10.
The flame sensor 41 is arranged on the medial surface of lid 11 in the battery bag 10.Alternatively, its quantity and the electricity
Single mode group quantity Matching in pond bag 10.The setting of flame sensor 41 can improve the sensitivity of sensor.Because battery bag
The medial surface of lid 11 is more sensitive for the flame inside battery bag 10 on 10；Single mode group quantity in quantity in match battery bag 10
The monitoring effect pair with the various places inside of battery bag 10 can be improved.
Sensor is designed to enable battery management module 20 to realize the insulating monitoring of battery bag 10 and based on electricity
Core sensor 44, which is realized, effectively and timely judges each economize on electricity core 101 with the presence or absence of risk abnormal or on fire.Such as exist it is abnormal or
Risk on fire, battery management module 20 can be cut off all circuit loops in the inside of battery bag 10 by battery management wire harness 21, prevented
Only abnormal deterioration, by Combustion System in front end, accomplish the chance do not burnt to battery bag 10 or the risk for reducing its burning.Pass through
Smoke Sensor 43 and flame sensor 41 realize the timely monitoring and action of the condition of a fire.Realize that pre- fire extinguishing is two-in-one on the whole
Effect.
Fig. 4 is the fire-fighting pipeline schematic diagram of the extinguishing device shown in Fig. 1.As shown in figures 1-4, in one embodiment, institute
State battery management module 20 and fire suppression bottle 30 is set and the outside of the battery bag 10, the fire suppression bottle 30 pass through fire suppression bottle pipeline
31 connect with the fire extinction pipeline；The battery management module 20 includes the insulating monitoring unit of battery bag 10, decision logic on fire
Unit and fire extinction pipeline switch control unit.Specifically, insulating monitoring unit is used to receiving and handling battery core sensor 44
Signal, realize insulating monitoring；Decision logic unit on fire is used to receive and handle by Smoke Sensor 43 and flame sensor
The signal of 41 feedbacks is used for the monitoring for realizing the condition of a fire；The burning of fire extinction pipeline switch control unit comprehensive descision battery bag 10 point and fire
Gesture size, the action of control valve 35 of control fire suppression bottle 30 and first are put out a fire, including region fire extinguishing and fire extinguishing comprehensively.Battery simultaneously
Management module 20 and the external mode of fire suppression bottle 30 can be reduced in battery compartment for battery management module 20 and executing agency
Influence, therefore improve the stability of extinguishing action.
In one embodiment, the fire extinction pipeline includes the fire extinguishing house steward 32 connected with the fire suppression bottle 30 and a plurality of fire extinguishing
It is in charge of 36, a plurality of fire extinguishing is in charge of 36 and connected by the second independent control valve 34 with the fire extinguishing house steward 32.Fire extinguishing is total
The extinguishing agent pressure for being designed to guarantee fire extinguishing and being in charge of 36 of pipe 32, so as to lift extinguishing effect.
Specifically, the fire extinguishing house steward 32 is set at the middle part of the battery bag 10 along the width of battery bag 10, it is described
The fire extinguishing that fire extinguishing house steward 32 both sides are respectively provided with described in two is in charge of 36, and described two fire extinguishings are in charge of 36 and are respectively provided with two fire extinguishing branch
Road 33, the fire extinguishing branch road 33 form the frame structure set around battery core 101.Each fire extinguishing branch road 33 is provided with multiple injections
Point, and provided with the second control valve selectively sprayed.The frame structure that more fire extinguishing branch roads 33 are formed is advantageous to raising extinguishing chemical and covered
Capping accumulates, and coordinates the second control valve selectively sprayed, can adjust a fire extinguishing branch road different emitted dose and projected area,
Extinguishing operation accurately is carried out to point of origin so as to realize, extinguishing chemical emitted dose is few and good extinguishing effect, identical fire suppression bottle 30
Under part, extinguishing chemical totality injecting time is long and extinguishing effect is thorough, and extinguishing effect can be substantially improved.
Fire extinction pipeline arranges according to the design feature of battery bag 10, main points of arrangement be need to meet projected area covering is all can
Combustion things, the second control valve 34 in the fire extinction pipeline provide the condition of the internal control subregion of battery bag 10 fire extinguishing.It is described
Fire extinguishing branch road 33 is arranged in the three-dimensional multi-point injection fire extinguishing structure that battery bag 10 is internally formed by different level, compared to common list
The heavy dose of extinguishing chemical ejecting extinguishing of point, quickly and targetedly burning point can be put out a fire, foamite amount can be significantly
Reduce, extinguishing effect can be substantially improved.
Fig. 5 is the schematic diagram of battery bag 10 in Fig. 1.As shown in Fig. 1~5, in one embodiment, the executing agency also wraps
The pressure release speed for including battery bag relief valve 13 and the battery bag relief valve 13 is more than the pressing speed of the executing agency.Pressure release
Valve can carry out passive pressure release when the internal pressure of battery bag 10 is excessive, ensure that fire-fighting pipeline can form foot inside battery bag 10
Enough pressure differences, avoid fire-extinguishing function concurrently from spraying pressure and not enough fail, improving stability.
In another embodiment, the battery unit of disclosure electric automobile, including battery bag 10 and as above each implementation
Extinguishing device described in example.
The battery unit can realize the monitoring and fire extinguishing to each battery core in battery bag 10 by the extinguishing device
Save oneself, so as to improve the overall security of battery unit.
The embodiment of disclosure foregoing description can complement one another in the case where not conflicting.
The preferred embodiment of the disclosure is the foregoing is only, not limiting the disclosure, all essences in the disclosure
God any modification, equivalent substitution and improvements done etc., should be included within the scope of disclosure protection with principle.
Claims (11)
1. a kind of extinguishing device, the battery bag applied to electric automobile；It is characterised in that it includes：
Sensor, the working condition of each battery core for monitoring the battery bag；
Battery management module, electrically connected with the sensor, for receiving the signal of the sensor and being believed according to sensor
Number send control instruction；And
Executing agency, electrically connected with the battery management module, including fire suppression bottle and the fire extinguishing tube inside the battery bag
Road.
2. extinguishing device as claimed in claim 1, it is characterised in that the battery management module and fire suppression bottle are arranged at described
The outside of battery bag, the fire suppression bottle are connected by fire suppression bottle pipeline with the fire extinction pipeline；The battery management module includes
Battery bag insulating monitoring unit, decision logic unit on fire and fire extinction pipeline switch control unit.
3. extinguishing device as claimed in claim 1 or 2, it is characterised in that the executing agency also includes the first control valve；Institute
State fire extinction pipeline including the fire extinguishing house steward connected with the fire suppression bottle and a plurality of fire extinguishing to be in charge of, a plurality of fire extinguishing, which is in charge of, to be passed through
The first independent control valve connects with the fire extinguishing house steward.
4. extinguishing device as claimed in claim 3, it is characterised in that it is described fire extinguishing house steward be located at the battery bag middle part and
Set along the battery bag width, the fire extinguishing that the fire extinguishing house steward both sides are respectively provided with described in two is in charge of, described two
Fire extinguishing, which is in charge of, is respectively provided with two fire extinguishing branch roads, and the fire extinguishing branch road forms the frame structure set around battery core.
5. extinguishing device as claimed in claim 4, it is characterised in that it is described it is each fire extinguishing branch road be provided with multiple spray sites with
And the second control valve selectively sprayed.
6. extinguishing device as claimed in claim 1, it is characterised in that the sensor includes one kind such as lower sensor, two
Kind is a variety of：Battery core temperature sensor, battery core voltage sensor, Smoke Sensor or flame sensor.
7. extinguishing device as claimed in claim 1, it is characterised in that the sensor includes battery core temperature sensor and electricity
Core voltage sensor；Each battery core of the battery bag includes pole, and battery core is equipped with the pole of each battery core
Temperature sensor and battery core voltage sensor.
8. extinguishing device as claimed in claim 1, it is characterised in that the sensor includes Smoke Sensor, the smog
Sensor is provided with the single mode group quantity Matching in multiple and quantity and the battery bag at the circulated air road junction of the battery bag.
9. extinguishing device as claimed in claim 1, it is characterised in that the sensor includes flame sensor, the flame
Sensor is arranged on the top of the battery bag, and quantity and the single mode group quantity Matching in the battery bag.
10. extinguishing device as claimed in claim 1, it is characterised in that the executing agency also include battery bag relief valve and
The pressure release speed of the battery bag relief valve is more than the pressing speed of the executing agency.
11. a kind of battery unit of electric automobile, it is characterised in that including battery bag and such as any one of claim 1 to 10
Described in extinguishing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720278977.9U CN206715077U (en) | 2017-03-21 | 2017-03-21 | A kind of battery unit of extinguishing device and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720278977.9U CN206715077U (en) | 2017-03-21 | 2017-03-21 | A kind of battery unit of extinguishing device and electric automobile |
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| Publication Number | Publication Date |
|---|---|
| CN206715077U true CN206715077U (en) | 2017-12-08 |
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ID=60502367
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720278977.9U Active CN206715077U (en) | 2017-03-21 | 2017-03-21 | A kind of battery unit of extinguishing device and electric automobile |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109552080A (en) * | 2018-12-21 | 2019-04-02 | 北京科易动力科技有限公司 | Vehicle |
| CN109568833A (en) * | 2019-01-10 | 2019-04-05 | 华南理工大学 | A kind of anti-re-ignition automatic fire extinguisher of power battery pack and method |
| CN110152221A (en) * | 2019-05-23 | 2019-08-23 | 南京信息工程大学 | A kind of monobus distributed temperature measuring pointing fire-extinguishing system and method |
| CN115400372A (en) * | 2022-09-05 | 2022-11-29 | 青岛瑰宝电子科技有限公司 | Fire extinguishing system and method for single battery cell of lithium battery |
-
2017
- 2017-03-21 CN CN201720278977.9U patent/CN206715077U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109552080A (en) * | 2018-12-21 | 2019-04-02 | 北京科易动力科技有限公司 | Vehicle |
| CN109552080B (en) * | 2018-12-21 | 2024-01-26 | 北京科易动力科技有限公司 | Vehicle with a vehicle body having a vehicle body support |
| CN109568833A (en) * | 2019-01-10 | 2019-04-05 | 华南理工大学 | A kind of anti-re-ignition automatic fire extinguisher of power battery pack and method |
| CN110152221A (en) * | 2019-05-23 | 2019-08-23 | 南京信息工程大学 | A kind of monobus distributed temperature measuring pointing fire-extinguishing system and method |
| CN110152221B (en) * | 2019-05-23 | 2023-06-06 | 南京信息工程大学 | Single-bus distributed temperature measurement fixed point fire extinguishing system and method |
| CN115400372A (en) * | 2022-09-05 | 2022-11-29 | 青岛瑰宝电子科技有限公司 | Fire extinguishing system and method for single battery cell of lithium battery |
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