CN207540691U - A kind of battery temperature measuring equipment - Google Patents
A kind of battery temperature measuring equipment Download PDFInfo
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- CN207540691U CN207540691U CN201721770270.6U CN201721770270U CN207540691U CN 207540691 U CN207540691 U CN 207540691U CN 201721770270 U CN201721770270 U CN 201721770270U CN 207540691 U CN207540691 U CN 207540691U
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- optical fiber
- battery
- temperature measuring
- bottom plate
- side panel
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Abstract
The utility model is related to a kind of battery temperature measuring equipment, including battery installing rack, optical fiber and temperature measuring set；Battery installing rack includes bottom plate, side panel and partition board, side panel is vertically arranged in the edge of bottom plate, N number of partition board is vertically arranged on bottom plate, the N+1 accommodating chambers for being used for placing battery monomer is formed between bottom plate, side panel and partition board, bottom plate center offers baltimore groove along its length；Multiple FBG sensors are provided on optical fiber, an accommodating chamber is interior, and optical fiber is laid in baltimore groove at least provided with a FBG sensor, and the depth of baltimore groove is less than the diameter of optical fiber, and FBG sensor is connected by optical fiber with temperature measuring set.Optical fiber is laid in baltimore groove, and after battery cell is put into accommodating chamber, the bottom of battery cell is contacted with FBG sensor, passes through the temperature of each battery cell in FBG sensor independent measurement battery case.Meanwhile when needing replacing some battery cell, without resetting FBG sensor, having the advantages that be easily installed and safeguarding.
Description
Technical field
The utility model is related to technical field of optical fiber and field of measuring technique more particularly to a kind of battery temperature measuring equipments.
Background technology
Battery case is made of multiple battery cells, when a battery cell breaks down, can influence other battery cells
Normal work, explosion serious or even that entire battery case can be caused.Therefore, it in order to effectively monitor the state of battery case, needs
Temperature monitoring is carried out respectively to each battery cell in battery case.In the prior art, usually by each battery cell
It is upper that corresponding temperature sensor is set to carry out temperature monitoring, when replacing some battery cell, need to reset corresponding
Temperature sensor is not easy to install and safeguard.
Utility model content
It in order to overcome the above-mentioned deficiencies of the prior art, can be independent the utility model proposes a kind of battery temperature measuring equipment
The temperature of each battery cell in battery case is measured, has the advantages that be easily installed and safeguard.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of battery temperature measuring equipment is pacified including battery
It shelves, optical fiber and temperature measuring set；
The battery installing rack includes bottom plate, side panel and partition board, and the side panel is vertically arranged in the surrounding of bottom plate
Edge, N number of partition board are vertically arranged on bottom plate, and N+1 are formed between bottom plate, side panel and partition board and is used for placing battery monomer
Accommodating chamber, the bottom plate center offers baltimore groove along its length；
Multiple FBG sensors are provided on the optical fiber, an accommodating chamber is interior at least provided with a FBG sensor, institute
It states optical fiber to be laid in baltimore groove, the depth of the baltimore groove is less than the diameter of the optical fiber, and the FBG sensor passes through optical fiber
It is connected with temperature measuring set.
Advantageous effect using the above scheme is：Optical fiber is laid in baltimore groove, after battery cell is put into accommodating chamber, electricity
The bottom of pond monomer is contacted with FBG sensor, passes through the temperature of each battery cell in FBG sensor independent measurement battery case.
Meanwhile when needing replacing some battery cell, without resetting FBG sensor, having the advantages that be easily installed and safeguarding.
Further, the temperature measuring set includes DBR laser and photoelectricity demodulator.
Further, it is provided with heat emission hole on the bottom plate, side panel and partition board.
It is using the advantageous effect of above-mentioned technical proposal：When battery cell adstante febre, can heat be distributed by heat emission hole, had
Effect avoids battery case from overheating.
Further, 30 FBG sensors are provided on the optical fiber.
It is using the advantageous effect of above-mentioned technical proposal：The temperature of multiple battery cells can be monitored in real time.
Further, a diameter of 0.25mm of the optical fiber.
Description of the drawings
Fig. 1 is a kind of vertical view of battery temperature measuring equipment of the utility model；
Fig. 2 is a kind of structure diagram of battery temperature measuring equipment of the utility model.
In attached drawing, parts list represented by the reference numerals are as follows：
1st, optical fiber, 2, bottom plate, 3, side panel, 4, partition board, 5, accommodating chamber, 6, baltimore groove, 7, FBG sensor.
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 novel, it is not intended to limit the scope of the utility model.
As depicted in figs. 1 and 2, a kind of battery temperature measuring equipment, including battery installing rack, optical fiber 1 and temperature measuring set；It is described
Battery installing rack includes bottom plate 2, side panel 3 and partition board 4, and specifically, bottom plate 2 is rectangle, and side panel 3 is vertically arranged in bottom plate
2 edge, N number of partition board 4 are set in qually spaced on bottom plate 2, and N+1 are formed between bottom plate 2, side panel 3 and partition board 4 and is used for
The accommodating chamber 5 of placing battery monomer.Specifically, the height of side panel 3 and partition board 4 be 0.5cm-1.5cm, preferably 1cm, side
The height of plate 3 and partition board 4 can adjust according to actual needs, and battery cell can be accommodated by being subject to.
Multiple FBG sensors 7 are provided on the optical fiber 1, an accommodating chamber 5 is interior at least provided with a FBG sensor
7.The optical fiber 1 is laid in baltimore groove 6, and the depth of the baltimore groove 6 is less than the diameter of the optical fiber 1 so that battery cell
Bottom can be pressed on optical fiber 1, FBG sensor 7 is connected by optical fiber 1 with temperature measuring set.
Multiple FBG sensors 7 are provided on optical fiber 1.The process that FBG sensor 7 is portrayed on optical fiber 1 is：First by optical fiber 1
It carries out carrying hydrogen processing, the interference light then formed using the diffraction light after UV light permeability phase mask plate exposes optical fiber 1
Light makes fiber core refractive index generate cyclically-varying write-in FBG sensor 7, you can to form FBG sensor 7 on optical fiber 1.
The depth of baltimore groove 6 is less than the diameter of the optical fiber 1 so that when optical fiber 1 is laid in baltimore groove 6, optical fiber 1 can
Baltimore groove 6 is protruded past, ensures that the bottom of battery cell can be contacted with optical fiber 1 after battery cell is placed in accommodating chamber 5,
Because FBG sensor 7 is arranged on optical fiber 1, that is, ensure that the bottom of battery cell can be contacted with FBG sensor 7.
In optical fiber 1 equidistantly or by a certain number of FBG sensors 7 of spacing demand inscription, one end of optical fiber 1 and temperature
Measuring instrument communicates, and the other end is parallel across the bottom that battery installing rack is arranged on after baltimore groove 6.Battery cell is put into accommodating chamber
In 5, ensure optical fiber 1 at least one FBG sensor 7 below each battery cell, FBG sensor 7 and battery cell bottom
The temperature signal of battery cell is directly obtained after the contact of surface, temperature measuring set is back to by optical fiber 1 and is demodulated, is obtained
The surface temperature of each battery cell in battery case.Further, the surface temperature of each battery cell got with presetting
Reliability temperature threshold compare, judge whether battery bottom surface real time temperature normal.Such as judge normally, temperature data is deposited
Storage；Such as judge exception, then trigger external warning device work, and abnormal temperature and temperature position are carried out at the same time push, then
Abnormal temperature event data is stored.
Each electricity in entire battery case is obtained through the above technical solutions, optical fiber 1 is placed in baltimore groove 6 and can measure
The real time temperature of pond monomer.Such as battery cell failure, either 1 failure of optical fiber can directly take out battery cell or optical fiber 1
It is replaced, quickly solves failure problems, have the advantages that be easily installed and safeguard.
Specifically, the temperature measuring set includes DBR laser and photoelectricity demodulator.The temperature measuring set includes DBR
Laser and photoelectricity demodulator, DBR laser are Distributed Bragg Reflection laser,
DistributedBraggReflector.The operation principle of temperature measuring set is：DBR laser sends out laser signal, laser letter
Number by the way that the laser signal of 7 corresponding wavelength of FBG sensor can be reflected during FBG sensor 7；Photoelectricity demodulator, which receives, to be reflected back
The laser signal come, and send out laser signal with DBR laser and compared, survey can be completed according to center wavelength shift amount
Temperature.Different 7 corresponding centre wavelengths of FBG sensor are different, and corresponding FBG sensor 7 is determined by centre wavelength, thus into
One step determines corresponding battery.
Preferably, heat emission hole is provided on the bottom plate 2, side panel 3 and partition board 4, when battery cell adstante febre, can passed through
Heat emission hole distributes heat, effectively battery case is avoided to overheat..
Specifically, 30 FBG sensors 7 are provided on the optical fiber 1, the temperature of multiple battery cells can be carried out real
When monitor；A diameter of 0.25mm of the optical fiber 1.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of battery temperature measuring equipment, it is characterised in that：Including battery installing rack, optical fiber (1) and temperature measuring set；
The battery installing rack includes bottom plate (2), side panel (3) and partition board (4), and the side panel (3) is vertically arranged in bottom plate
(2) edge, N number of partition board (4) are vertically arranged on bottom plate (2), bottom plate (2), side panel (3) and partition board (4) it
Between form the accommodating chambers (5) that N+1 is used for placing battery monomer, bottom plate (2) center offers baltimore groove along its length
(6)；
Multiple FBG sensors (7) are provided on the optical fiber (1), are sensed in an accommodating chamber (5) at least provided with a FBG
Device (7), the optical fiber (1) are laid in baltimore groove (6), and the depth of the baltimore groove (6) is less than the diameter of the optical fiber (1),
The FBG sensor (7) is connected by optical fiber (1) with temperature measuring set.
2. a kind of battery temperature measuring equipment according to claim 1, it is characterised in that：The temperature measuring set swashs including DBR
Light device and photoelectricity demodulator.
3. a kind of battery temperature measuring equipment according to claim 1, it is characterised in that：The bottom plate (2), side panel (3) and
Partition board is provided with heat emission hole on (4).
4. a kind of battery temperature measuring equipment according to claim 1, it is characterised in that：30 are provided on the optical fiber (1)
FBG sensor (7).
5. a kind of battery temperature measuring equipment according to claim 1, it is characterised in that：The optical fiber (1) it is a diameter of
0.25mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770270.6U CN207540691U (en) | 2017-12-18 | 2017-12-18 | A kind of battery temperature measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770270.6U CN207540691U (en) | 2017-12-18 | 2017-12-18 | A kind of battery temperature measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207540691U true CN207540691U (en) | 2018-06-26 |
Family
ID=62618864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721770270.6U Active CN207540691U (en) | 2017-12-18 | 2017-12-18 | A kind of battery temperature measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207540691U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237510A (en) * | 2021-05-06 | 2021-08-10 | 北京理工大学 | Battery multisource parameter sensor, battery monomer and battery module |
| WO2024103700A1 (en) * | 2022-11-15 | 2024-05-23 | 深圳技术大学 | Detection method and detection system for surface temperature abnormal area |
-
2017
- 2017-12-18 CN CN201721770270.6U patent/CN207540691U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237510A (en) * | 2021-05-06 | 2021-08-10 | 北京理工大学 | Battery multisource parameter sensor, battery monomer and battery module |
| CN113237510B (en) * | 2021-05-06 | 2022-07-05 | 北京理工大学 | Battery multisource parameter sensor, battery monomer and battery module |
| WO2024103700A1 (en) * | 2022-11-15 | 2024-05-23 | 深圳技术大学 | Detection method and detection system for surface temperature abnormal area |
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