CN207426062U - A kind of battery pack fire detecting arrangement - Google Patents
A kind of battery pack fire detecting arrangement Download PDFInfo
- Publication number
- CN207426062U CN207426062U CN201721619646.3U CN201721619646U CN207426062U CN 207426062 U CN207426062 U CN 207426062U CN 201721619646 U CN201721619646 U CN 201721619646U CN 207426062 U CN207426062 U CN 207426062U
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- CN
- China
- Prior art keywords
- battery
- battery pack
- detection sensor
- optical fiber
- cover board
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model discloses a kind of battery pack fire detecting arrangements, including battery pack (1), more pieces of batteries (5) are placed on the battery pack (1), battery case cover board (2) is provided with above the battery pack (1), multiple detection sensors (4) for being used to measure fire are provided on the battery case cover board (2), the detection sensor (4) is connected by optical fiber (3) with photoelectricity demodulator (7), and the photoelectricity demodulator (7) is connected with buzzer (8).It is found in time when air-flow exception occurs in battery relief hole as a result, confirms that abnormal battery location facilitates the rescue processing work for carrying out early stage, avoid the occurrence of large-scale damage, ensure the personal safety of personnel in electric vehicle.
Description
Technical field
The utility model is related to electric vehicle security technology areas, and in particular to a kind of battery pack fire detecting arrangement.
Background technology
The development of existing power vehicle also causes people to pay close attention to the safety of power battery itself.Battery charge, electric discharge
High pressure fever can be generated in the process or cause internal short-circuit under battery is subject to impact extruded situations such as, easily cause battery
Cisco unity malfunction simultaneously triggers entire battery case and electric vehicle to trigger on fire, explosion by fail battery, if in form
In the process, it is most likely that initiation traffic traffic congestion and the chain of rings are on fire, explode, and cause serious accident and property loss, therefore, are badly in need of
One kind is under the conditions of fire hazard or before fire occurs and carries out alarm and informs personnel's timely processing, to release abnormal ensure
Safety provides processing time, guarantees personal safety and reduce property loss.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of battery pack fire detecting arrangement.
To achieve these goals, the utility model uses following technical scheme：
A kind of battery pack fire detecting arrangement including battery pack, is placed with more pieces of batteries, the battery in the battery pack
The top of group is provided with battery case cover board, and multiple detection sensings for being used to measure fire are provided on the battery case cover board
Device, the detection sensor are connected by optical fiber with photoelectricity demodulator, and the photoelectricity demodulator is connected with buzzer.
Wherein, more than one detection sensor is provided on optical fiber, detection sensor is by an optical fiber system
Into each detection sensor is arranged on battery case cover board, you can individually carry out relief hole to battery in multiple battery packs
Air-flow monitors.
Wherein, more than one described detection sensor is provided on optical fiber, the detection sensor is by one
Optical fiber is made, and each detection sensor is arranged on the battery case cover board, you can individually to battery in multiple battery packs
Carry out pressure release gas flow hole monitoring.
Wherein, relief hole, the position of the relief hole and the fire being arranged on battery case cover board are provided on the battery
Calamity detection sensor position is corresponding.Relief hole is set to contribute to the air-flow of detection sensor direct detection battery；Work as battery
Occur that when the temperature is excessively high, substantial amounts of heat can be sent, set relief hole that heat is contributed to discharge, reduce the explosion that is likely to occur
Power.
Wherein, the detection sensor is connected by optical fiber with photoelectricity demodulator, and electricity is detected by passive method
Whether the air-flow in pond is normal, contributes to the precision for starting to carry out detection and improving detection in battery fire hazard.
Wherein, the photoelectricity demodulator is connected with buzzer, when the measured value of detection sensor exceeds default peace
During total head, buzzer makes a sound and/or indicator light alarm.
The beneficial effects of the utility model are：It is different to there is air-flow in battery relief hole for a kind of battery pack fire detecting arrangement
It is found in time when often, confirms that abnormal battery location facilitates the rescue processing work for carrying out early stage, avoid the occurrence of large-scale damage,
Ensure the personal safety of personnel in electric vehicle.
Description of the drawings
Fig. 1 is the utility model embodiment structure diagram；
In attached drawing, parts list represented by the reference numerals is as follows：
1st, battery pack, 2, battery case cover board, 3, optical fiber, 4, detection sensor, 5, battery, 6, relief hole, 7, photoelectricity
Demodulator, 8, buzzer.
Specific embodiment
The principle and feature of the utility model are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
As shown in Figure 1, Fig. 1 is a kind of battery pack fire detecting arrangement of the utility model, and including battery pack 1, the battery
More pieces of batteries 5 are placed in group 1, the top of the battery pack 1 is provided with battery case cover board 2, is set on the battery case cover board 2
There are multiple detection sensors 4 for being used to measure fire, the detection sensor 4 passes through optical fiber 3 and photoelectricity demodulator 7
It is connected, the photoelectricity demodulator 7 is connected with buzzer 8.
Detection sensor 4 monitors the pressure release gas flow hole on the battery 5 in battery pack 1 in real time, and passes through optical fiber 3 and transmit
To photoelectricity demodulator 7, when the relief hole 6 on some battery 5 air-flow occurs and with 6 gas of relief hole on entire 1 battery 5 of battery pack
When stream comparison is abnormal, demodulation notes abnormalities photoelectricity demodulator 7 in time, further sends alarm by buzzer 8 according to exception,
Relief hole 6 occurs finding in time during air-flow exception, confirms that abnormal 5 position of battery facilitates the rescue processing work for carrying out early stage, keep away
Exempt to occur to damage on a large scale, ensure the personal safety of personnel in electric vehicle.
Detection senses 4 devices and is connected by optical fiber 3 with photoelectricity demodulator 7, passes through the gas of passive method monitoring cell
Whether stream is normal, contributes to the precision for starting to carry out detection and improving detection in 5 fire hazard of battery.
Photoelectricity demodulator 7 is connected with buzzer 8, when the measured value of detection sensor 4 exceeds default safety value,
Buzzer 8 makes a sound and/or indicator light alarm.
Specifically, multiple battery packs 1 are equipped in battery case, 2 are provided on the battery case cover board in each battery pack 1
Multiple detection sensors 4, the detection sensor 4 set on battery cover plate 2 in each battery pack 1 pass through branch box
It is connected with photoelectricity demodulator 7.The detection sensor 4 set on battery cover plate 2 in same battery pack 1 is by one
Branch box is connected with photoelectricity demodulator 7.
More than one detection sensor 4 is provided on optical fiber 3, detection sensor 4 is made by an optical fiber 1
Into each detection sensor 4 is arranged on battery case cover board 2, you can individually carry out pressure release to battery in multiple battery packs 1
Hole 6 air-flow monitoring.
Battery 5 is equipped with relief hole 6, and the position of the relief hole 6 is opposite with the position of the detection sensor 4
It should.Specifically, relief hole 6 is provided with 3, detection sensor 4 is facilitated to measure the air-flow of battery different position.
The operation principle of the utility model is：Optical signal during detection sensor 4 on optical fiber 1 by that can reflect the light
The corresponding wavelength signals of signal, photoelectricity demodulator 7 receive the optical signal reflected, and with being received in same battery pack 1
The optical signal reflected compared, air flow value is gone out according to center wavelength shift measurement, judges that same battery pack 1 is each
Whether 5 air-flow of battery is normal, further compares the air flow value measured and default safe air flow value, judges same group
Whether each cell gas flow of battery is normal.When being provided with multiple detection sensors on an optical fiber, different fire is visited
The corresponding corresponding centre wavelength of sensor is surveyed, the position of corresponding detection sensor is determined by centre wavelength, from
And further confirm that corresponding battery.
The preferred embodiment of the above, simply the utility model, the utility model are not limited to above-mentioned implementation
Mode as long as it reaches the technique effect of the utility model with identical means, should all belong to the scope of protection of the utility model.
Claims (4)
1. a kind of battery pack fire detecting arrangement including battery pack (1), is placed with more pieces of batteries (5) on the battery pack (1),
Battery case cover board (2) is provided with above the battery pack (1), is provided on the battery case cover board (2) multiple for measuring
The detection sensor (4) of fire, the detection sensor (4) are connected by optical fiber (3) with photoelectricity demodulator (7),
The photoelectricity demodulator (7) is connected with buzzer (8).
2. a kind of battery pack fire detecting arrangement according to claim 1, which is characterized in that optical fiber is provided with one on (3)
A Yi Shang detection sensor (4), the detection sensor (4) are made of an optical fiber (3), and each detection passes
Sensor (4) is arranged on the battery case cover board (2).
A kind of 3. battery pack fire detecting arrangement according to claim 1, which is characterized in that the detection sensor
(4) it is connected by optical fiber (3) with photoelectricity demodulator (7)；The photoelectricity demodulator (7) is connected with buzzer (8).
4. according to a kind of battery pack fire detecting arrangement of claim 1-3 any one of them, it is characterised in that：The battery pack
(1) relief hole (6), position and the detection sensor of the relief hole (6) are provided on the battery (5) placed on
(4) position is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721619646.3U CN207426062U (en) | 2017-11-28 | 2017-11-28 | A kind of battery pack fire detecting arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721619646.3U CN207426062U (en) | 2017-11-28 | 2017-11-28 | A kind of battery pack fire detecting arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426062U true CN207426062U (en) | 2018-05-29 |
Family
ID=62396530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721619646.3U Active CN207426062U (en) | 2017-11-28 | 2017-11-28 | A kind of battery pack fire detecting arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772730A (en) * | 2019-10-12 | 2020-02-11 | 北京精密机电控制设备研究所 | Battery box with battery thermal runaway state detects and control function |
-
2017
- 2017-11-28 CN CN201721619646.3U patent/CN207426062U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772730A (en) * | 2019-10-12 | 2020-02-11 | 北京精密机电控制设备研究所 | Battery box with battery thermal runaway state detects and control function |
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