CN207398306U - A kind of lithium battery system and its fire prevention control device - Google Patents
A kind of lithium battery system and its fire prevention control device Download PDFInfo
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- CN207398306U CN207398306U CN201721473215.0U CN201721473215U CN207398306U CN 207398306 U CN207398306 U CN 207398306U CN 201721473215 U CN201721473215 U CN 201721473215U CN 207398306 U CN207398306 U CN 207398306U
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Abstract
The utility model is related to a kind of lithium battery system and its fire prevention control devices, wherein, fire prevention control device further includes detection device, control device and the seal case for placing battery module and further includes the first pipeline, the gas outlet of one end connection seal case of first pipeline, another end opening is provided with vacuum extractor on the first pipeline；Control device samples connecting detection device, control connection vacuum extractor.During detection module detects seal case when there are abnormal conditions in the utility model, the first control valve is controlled to open, so that vacuum extractor carries out vacuum pumping to the battery module in seal box, discharge the burning assist medium in battery case, material combustion is made to lose necessary condition, so that burning cannot occur, and, it can effectively be put out a fire after fire generation, control the intensity of a fire；Or when that fire will occur, the generation of fire is prevented.
Description
Technical field
The utility model belongs to new energy technical field of lithium batteries, and in particular to a kind of lithium battery system and its fire prevention
Control device.
Background technology
Lithium battery has the characteristics that energy density is high, suitable for electric vehicle, energy storage compared with traditional lead-acid battery
Deng.But since its energy density is high, the short, electrolyte of the distance between positive/negative plate is organic solvent, battery material inside battery core
Expect factors, some impurity being difficult to avoid that and the defects such as thermal runaway temperature is low, lithium metal is active and some it is artificial beyond and
Accident once causing battery that short circuit occurs, is easy to burning, fire occurs, causes the loss of personnel and property.Power battery
Fire caused by burning becomes a key issue for preventing lithium battery large-scale application.
The Chinese patent of Application No. 201510745270.X discloses a kind of dynamic lithium battery leakage alarm and fire extinguishing one
Body makeup is put, which uses S type aerosol fire extinguishers as fire suppression mechanism.But lithium battery encapsulation density is high, locally occurs
Short circuit fire extinguishing, aerosol is difficult to reach fire extinguishing point, it is difficult to effectively fire extinguishing.
Utility model content
It is existing to solve the purpose of this utility model is to provide a kind of lithium battery system and its fire prevention control device
There is the problem of extinguishing effect of lithium battery fire prevention control device in technology is poor.
In order to solve the above technical problems, the technical solution of the utility model is：
The utility model provides a kind of lithium battery system, including following system schema：
System schema one including battery module, further includes detection device, control device and for the close of placing battery module
Joint sealing body；Further include the first pipeline, the gas outlet of one end connection seal case of the first pipeline, another end opening, the first pipeline
On be provided with vacuum extractor；Control device samples connecting detection device, control connection vacuum extractor.
System schema two, on the basis of system schema one, between the gas outlet of seal case and vacuum extractor
The first control valve is provided on one pipeline, control device control connects first control valve.
System schema three on the basis of system schema one, further includes the second pipeline, the one end open of the second pipeline, separately
One end connects the air inlet of seal case, and the second control valve, control device control connection described second are provided on the second pipeline
Control valve.
System schema four on the basis of system schema one, further includes the 3rd pipeline, one end of the 3rd pipeline and seal box
The air inlet of body is connected, and the other end is connected with the first pipeline, for seal case, vacuum extractor, temperature control module to be made to form gas
Internal portion's Xun Huan, the temperature control module are arranged on the first pipeline or the 3rd pipeline.
System schema five, on the basis of system schema four, the 3rd pipeline is connected by triple valve with the first pipeline,
Control device control connection triple valve.
System schema six on the basis of system schema four, is provided with third control valve, vacuum means on the 3rd pipeline
It puts and the 4th control valve is provided on the first pipeline between the opening of the first pipeline, the 3rd control of control device control connection
Valve, the 4th control valve.
System schema seven, on the basis of system schema one, the vacuum means are set to vacuum pump.
System schema eight, on the basis of system schema one, the detection device includes smoke sensor device, temperature sensing
Device, voltage sensor and at least one in the leakage information detecting unit of electrolyte leakage information for detecting.
The utility model additionally provides a kind of fire prevention control device of lithium battery system, including following device scheme：
Device scheme one, including detection device, control device and the seal case for placing battery module；Further include
One pipeline, the gas outlet of one end connection seal case of the first pipeline, another end opening are provided with vacuum means on the first pipeline
It puts；Control device samples connecting detection device, control connection vacuum extractor.
Device scheme two, on the basis of device scheme one, between the gas outlet of seal case and vacuum extractor
The first control valve is provided on one pipeline, control device control connects first control valve.
Device scheme three, on the basis of device scheme one, including the second pipeline, the one end open of the second pipeline is another
End connects the air inlet of seal case, and the second control valve, control device control connection second control are provided on the second pipeline
Valve processed.
Device scheme four on the basis of device scheme one, further includes the 3rd pipeline, one end of the 3rd pipeline and seal box
The air inlet of body is connected, and the other end is connected with the first pipeline, for seal case, vacuum extractor, temperature control module to be made to form gas
Internal portion's Xun Huan, the temperature control module are arranged on the first pipeline or the 3rd pipeline.
Device scheme five, on the basis of device scheme four, the 3rd pipeline is connected by triple valve with the first pipeline,
Control device control connection triple valve.
Device scheme six on the basis of device scheme four, is provided with third control valve, vacuum means on the 3rd pipeline
It puts and the 4th control valve is provided on the first pipeline between the opening of the first pipeline, the 3rd control of control device control connection
Valve, the 4th control valve.
Device scheme seven, on the basis of device scheme one, the vacuum means are set to vacuum pump.
Device scheme eight, on the basis of device scheme one, the detection device includes smoke sensor device, temperature sensing
Device, voltage sensor and at least one in the leakage information detecting unit of electrolyte leakage information for detecting.
The beneficial effects of the utility model：
The fire prevention control device of the lithium battery system of the utility model, in detection module detects seal case
When abnormal conditions occurs in battery module, the first control valve of control is opened so that vacuum extractor is to the battery module in seal box
Vacuum pumping is carried out, the burning assist medium in battery case is discharged, including air and oxygen, material combustion is made to lose necessity
Condition so that burning cannot occur, can effectively be put out a fire after fire generation, control the intensity of a fire；Or will
During generation fire, the generation of fire is prevented.The device can be effectively protected battery module, also further protect
Air promotes Improvement of Ecological Environment.
Further, which further includes the second pipeline, which is combined with the first pipeline so that seal case can be with
Outside air connects, and can be circulated by natural inner air and outer air, to carry out cooling processing to battery module.The program is simple,
Practicability is higher, beneficial to Project Realization.
Further, which further includes the 3rd pipeline, is provided with temperature control module on the pipeline, one end of the 3rd pipeline with
The air inlet of seal case is connected, and the other end is connected with the first pipeline, forms seal case, vacuum extractor, temperature control module
Gas interior cycles, and the temperature control module by being arranged in pipeline makes to being heated or cooled by the air of battery module
The temperature of battery module is unlikely to too high or too low, be maintained within the scope of optimal temperature.
The utility model additionally provides a kind of lithium battery system, and the system uses above-mentioned fire prevention control devices, make
Security, the reliability for obtaining the lithium battery system are high.
Description of the drawings
Fig. 1 is the fire prevention control device structure diagram of the lithium battery system of the utility model；
Fig. 2 is the fire prevention control device structural frames of the lithium battery system of the another embodiment of the utility model
Figure.
Specific embodiment
To make the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawings and embodiments, to this
Utility model is described in further detail.
Fire occurs for lithium ion battery in order to prevent, and the utility model provides a kind of lithium battery system, which includes
Battery module further includes the fire prevention control device of the system, in seal box combustible substance, burning assist medium,
Air is handled.Now the fire prevention control device is illustrated by two embodiments.
Embodiment 1：
As shown in Figure 1, the device includes seal case 1, it is a complete housing, there are one air inlet, there are one
Gas outlet.The seal case is used for placing battery module, can be the single battery of series connection or the monomer electricity of parallel connection
Pond.The device further includes detection device (detection device is in figure and is not drawn into), including smoke sensor device, temperature sensor,
Voltage sensor and the leakage information detecting unit for detecting electrolyte leakage information.Control device is further included, control dress
It puts and is also not drawn into figure.The control device controlled in the case where detecting difference various control valves in the device open or
Person closes, vacuum extractor work, to carry out different processing.
The device further includes the first pipeline 17, the gas outlet of one end connection seal case 11 of the first pipeline 17, the other end
Opening.Vacuum extractor 12 is provided on the first pipeline 17, smog, electrolyte leakage have been detected for working as battery management system
In the case of liquid, also or be the burning auxiliary extracted in seal case 11 in the case that battery temperature has reached thermal runaway
Medium, including oxygen and air.The first control valve is provided on connecting line between vacuum extractor 12 and seal case 11
13, which is a two-way valve.At the time of needing, the valve is controlled to turn on, vacuum extractor work.
Vacuum extractor 12 can be vacuum pump or the device of other realization vacuum.
The device further includes the second pipeline 18, the air inlet of one end connection seal case 11 of the second pipeline 18, the other end
Opening.The second control valve 15 is provided on the second pipeline 18, which is a two-way valve.The pipeline and the first pipeline knot
It closes, forms one and realize that 11 internal gas of seal case can carry out cross-ventilated working environment with extraneous gas.
The device further includes the 3rd pipeline 19, and one end of the 3rd pipeline 19 is connected with the air inlet of seal case 11, another
End is connected by triple valve 16 with the first pipeline, for seal case 11, vacuum extractor 12, temperature control module 14 to be made to form one
Gas interior cycles.At this point, temperature control module 14 is arranged on the first pipeline.
In different situations, different valves is controlled to open and close, may be such that the device is operated in different patterns
Under.Can specifically there are following three kinds of operating modes：
Pattern one, inner air and outer air circulation pattern, control device controls so that the second control valve 15, the first control valve 13 are beaten
It opens, the inside conducting closing of triple valve 16, turned on outside are opened.In this mode, by inner air and outer air convection current, hot-air is arranged
Go out, cold air is sucked, battery module is carried out air-cooled.This pattern is suitble to the feelings that battery module fever is little, temperature is not high
Under condition.
Pattern two, internal gas circulation pattern, control device, which controls, causes the first control valve 13 to open, the second control valve 15
It closes, turned on outside closing, the internal conducting of triple valve 16 are opened.In this mode, will lead to by the hot-air of seal case
It crosses temperature control module to be cooled down, and cold air is sent into the in vivo battery module of seal box；It either will be from seal case stream
The cold air gone out is heated by temperature control module, and hot-air is sent into the in vivo battery module of seal box；Both are all
It is cycle operation, so as to which the temperature of battery module is maintained in the range of best effort.This pattern is suitble to battery module temperature
Situation excessively high or that battery module temperature is too low.
Pattern three, vacuum mode, control device control causes the turned on outside of triple valve 16 to open, inside turns on closing,
First control valve 13 is opened, and the second control valve 15 is closed.In this mode, when detection has detected smog or electrolyte
In the case that the phenomenon of leakage or battery temperature have reached the temperature of thermal runaway, vacuum extractor work, discharge burning institute
The oxygen and air needed so that burning cannot occur, by the intensity of a fire and flare control in certain impetus, make its be difficult to it is artificial into
Injury.
Pattern four, in such a mode, all control valve Close Alls, battery module are in seal case, do not have
Air inlet is not also vented, and battery need not be heated or freezed in normal temperature and state range, it is not required that is taken out true
It is empty.
Embodiment 2：
As shown in Fig. 2, the device includes seal case 21, it is a complete housing, there are one air inlet, there are one
Gas outlet.The seal case 21 is used for placing battery module, can be the single battery of series connection or the monomer electricity of parallel connection
Pond.Similarly, which also includes detection device (detection device does not mark in figure), including smoke sensor device, temperature
Sensor, voltage sensor and the leakage information detecting unit for detecting electrolyte leakage information.Further including control device (should
Control device does not also mark in figure).The control device controls the various controls in the device in the case where detecting difference
Valve is opened or closed, vacuum extractor work, to carry out different processing.
The device further includes the first pipeline 27, the gas outlet of one end connection seal case 21 of the first pipeline 27, the other end
Opening.Vacuum extractor 22 is provided on the first pipeline 27, smog, electrolyte leakage have been detected for working as battery management system
In the case of liquid, also or be the burning auxiliary extracted in seal case 21 in the case that battery temperature has reached thermal runaway
Medium, including oxygen and air.The first control valve is provided on connecting line between vacuum extractor 22 and seal case 21
23, which is a two-way valve.At the time of needing, the valve is controlled to turn on, vacuum extractor work.
The device further includes the second pipeline 28, the air inlet of one end connection seal case 21 of the second pipeline 28, the other end
Opening.The second control valve 25 is provided on the second pipeline 28, which is a two-way valve.The pipeline and the first pipeline knot
It closes, forms one and realize that 21 internal gas of seal case can carry out cross-ventilated working environment with extraneous gas.
The device further includes the 3rd pipeline 29, and one end of the 3rd pipeline 29 is connected with the air inlet of seal case 21, another
End is connected with the first pipeline, for seal case 21, vacuum extractor 22, temperature control module 24 to be made to form gas interior Xun Huan.This
When, as different from Example 1, temperature control module 24 is arranged on the 3rd pipeline.Moreover, one the is set in the 3rd pipeline 29
Three control valves 26, the control valve are a two-way valve.The 4th is provided between the opening of 22 and first pipeline of vacuum extractor
Control valve 30.
Device in the embodiment also has the operating mode identical in embodiment 1, for no other reason than that valve quantity and
The difference of installation position causes under corresponding operating mode, controls different valve workings.
Pattern one, inner air and outer air circulation pattern, control device controls so that the second control valve 25, the first control valve 23, the
Four control valves 30 are opened, and third control valve 26 is closed.
Pattern two, internal gas circulation pattern, control device controls so that the first control valve 23, third control valve 26 are beaten
It opens, the second control valve 25, the 4th control valve 30 are closed.
Pattern three, vacuum mode, control device controls so that the first control valve 23, the 4th control valve 30 are opened, and second controls
Valve 25 processed, third control valve 26 are closed.
Pattern four, control device controls so that all control valves are closed.
In the above two embodiments, involved all valves can be solenoid valve or other control valves.
Special material is not required in the utility model, is combined with the heat management of battery, can not only prevent battery fire, and
And can put out a fire after fire occurs, the intensity of a fire is controlled, solves the problems, such as the fire of battery.So as to advantageously account for the air in city
Pollution promotes Improvement of Ecological Environment.
Although the content of the utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as the limitation to the utility model.After those skilled in the art have read the above, for
A variety of modifications and substitutions of the utility model all will be apparent.Therefore, the scope of protection of the utility model should be by appended
Claim limit.
Claims (16)
1. a kind of lithium battery system, including battery module, which is characterized in that further include detection device, control device and for putting
Put the seal case of battery module；Further include the first pipeline, the gas outlet of one end connection seal case of the first pipeline, the other end
It is open, vacuum extractor is provided on the first pipeline；Control device samples connecting detection device, control connection vacuum extractor.
2. lithium battery system according to claim 1, which is characterized in that the gas outlet of seal case and vacuum extractor it
Between the first pipeline on be provided with the first control valve, control device control connects first control valve.
3. lithium battery system according to claim 1, which is characterized in that further include the second pipeline, one end of the second pipeline
Opening, the other end connect the air inlet of seal case, and the second control valve, control device control connection institute are provided on the second pipeline
State the second control valve.
4. lithium battery system according to claim 1, which is characterized in that further include the 3rd pipeline, one end of the 3rd pipeline
It is connected with the air inlet of seal case, the other end is connected with the first pipeline, for making seal case, vacuum extractor, temperature control mould
Block forms gas interior Xun Huan, and the temperature control module is arranged on the first pipeline or the 3rd pipeline.
5. lithium battery system according to claim 4, which is characterized in that the 3rd pipeline is managed by triple valve and first
Road is connected, control device control connection triple valve.
6. lithium battery system according to claim 4, which is characterized in that third control valve is provided on the 3rd pipeline,
It is provided with the 4th control valve on the first pipeline between the opening of vacuum extractor and the first pipeline, control device control connection the
Three control valves, the 4th control valve.
7. lithium battery system according to claim 1, which is characterized in that the vacuum means are set to vacuum pump.
8. lithium battery system according to claim 1, which is characterized in that the detection device includes smoke sensor device, temperature
Spend sensor, voltage sensor and at least one in the leakage information detecting unit of electrolyte leakage information for detecting.
9. the fire prevention control device of a kind of lithium battery system, which is characterized in that including detection device, control device and be used for
The seal case of placing battery module；The first pipeline is further included, the gas outlet of one end connection seal case of the first pipeline is another
End opening is provided with vacuum extractor on the first pipeline；Control device samples connecting detection device, control connection vacuum means
It puts.
10. the fire prevention control device of lithium battery system according to claim 9, which is characterized in that seal case
The first control valve, control device control connection first control are provided on the first pipeline between gas outlet and vacuum extractor
Valve processed.
11. the fire prevention control device of lithium battery system according to claim 9, which is characterized in that further include second
Pipeline, the one end open of the second pipeline, the other end connect the air inlet of seal case, the second control are provided on the second pipeline
Valve, control device control connect second control valve.
12. the fire prevention control device of lithium battery system according to claim 9, which is characterized in that further include the 3rd
Pipeline, one end of the 3rd pipeline are connected with the air inlet of seal case, and the other end is connected with the first pipeline, for making seal box
Body, vacuum extractor, temperature control module form gas interior Xun Huan, and the temperature control module is arranged on the first pipeline or the 3rd pipeline
On.
13. the fire prevention control device of lithium battery system according to claim 12, which is characterized in that the 3rd pipe
Road is connected by triple valve with the first pipeline, control device control connection triple valve.
14. the fire prevention control device of lithium battery system according to claim 12, which is characterized in that in the 3rd pipeline
On be provided with third control valve, be provided on the first pipeline between vacuum extractor and the opening of the first pipeline the 4th control
Valve, control device control connection third control valve, the 4th control valve.
15. the fire prevention control device of lithium battery system according to claim 9, which is characterized in that described to vacuumize
Device is vacuum pump.
16. the fire prevention control device of lithium battery system according to claim 9, which is characterized in that the detection dress
It puts including smoke sensor device, temperature sensor, voltage sensor and leakage infomation detection for detecting electrolyte leakage information
It is at least one in unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721473215.0U CN207398306U (en) | 2017-11-07 | 2017-11-07 | A kind of lithium battery system and its fire prevention control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721473215.0U CN207398306U (en) | 2017-11-07 | 2017-11-07 | A kind of lithium battery system and its fire prevention control device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879001A (en) * | 2018-07-27 | 2018-11-23 | 清华大学 | Lithium ion battery |
| CN109037816A (en) * | 2018-07-28 | 2018-12-18 | 杭州林迪德瑞科技有限公司 | Lead acid battery charge protection device and method |
| CN111537162A (en) * | 2020-06-17 | 2020-08-14 | 郑州佛光发电设备有限公司 | System and method for detecting tightness of fuel cell |
| CN116979581A (en) * | 2023-07-05 | 2023-10-31 | 江苏致能杰能源科技有限公司 | Energy storage system capable of reducing light rejection and operation method thereof |
| CN117423916A (en) * | 2023-10-23 | 2024-01-19 | 安徽能通新能源科技有限公司 | Distributed energy storage system based on artificial intelligence technology |
| CN117445757A (en) * | 2023-10-23 | 2024-01-26 | 安徽能通新能源科技有限公司 | Lithium battery capacity management system and method based on energy measurement technology |
-
2017
- 2017-11-07 CN CN201721473215.0U patent/CN207398306U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879001A (en) * | 2018-07-27 | 2018-11-23 | 清华大学 | Lithium ion battery |
| CN109037816A (en) * | 2018-07-28 | 2018-12-18 | 杭州林迪德瑞科技有限公司 | Lead acid battery charge protection device and method |
| CN111537162A (en) * | 2020-06-17 | 2020-08-14 | 郑州佛光发电设备有限公司 | System and method for detecting tightness of fuel cell |
| CN116979581A (en) * | 2023-07-05 | 2023-10-31 | 江苏致能杰能源科技有限公司 | Energy storage system capable of reducing light rejection and operation method thereof |
| CN116979581B (en) * | 2023-07-05 | 2024-05-03 | 江苏致能杰能源科技有限公司 | Energy storage system capable of reducing light rejection and operation method thereof |
| CN117423916A (en) * | 2023-10-23 | 2024-01-19 | 安徽能通新能源科技有限公司 | Distributed energy storage system based on artificial intelligence technology |
| CN117445757A (en) * | 2023-10-23 | 2024-01-26 | 安徽能通新能源科技有限公司 | Lithium battery capacity management system and method based on energy measurement technology |
| CN117423916B (en) * | 2023-10-23 | 2024-05-14 | 安徽能通新能源科技有限公司 | Distributed energy storage system based on artificial intelligence technology |
| CN117445757B (en) * | 2023-10-23 | 2024-05-14 | 安徽能通新能源科技有限公司 | Lithium battery capacity management system and method based on energy measurement technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210817 Address after: 471000 room 607, building 50, yard 8, Stadium Road, Xigong District, Luoyang City, Henan Province Patentee after: Cao Guangming Address before: 471000 room 602, block D, torch Park, Yanguang Road, high tech Zone, Luoyang area, China (Henan) pilot Free Trade Zone, Luoyang City, Henan Province Patentee before: LUOYANG XINGUANG LITHIUM TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20211107 |