CN109728373A - For detecting the detection components and battery modules of battery core temperature in battery modules - Google Patents
For detecting the detection components and battery modules of battery core temperature in battery modules Download PDFInfo
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- CN109728373A CN109728373A CN201811633815.8A CN201811633815A CN109728373A CN 109728373 A CN109728373 A CN 109728373A CN 201811633815 A CN201811633815 A CN 201811633815A CN 109728373 A CN109728373 A CN 109728373A
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- groove
- battery modules
- measurement
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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
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- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The present invention provides a kind of for detecting the detection components and battery modules of battery core temperature in battery modules, detection components for detecting battery core temperature in battery modules include: FPC plate and measurement piece, the measurement piece is integrally formed on the FPC plate, the measurement piece is provided with temperature sensor, the temperature sensor and busbar contact.Thus, by being arranged temperature sensor in measurement on piece and temperature sensor and busbar contact, temperature sensor can be made directly to collect the temperature of busbar connector, the collected temperature of FPC plate can be made to be more nearly the actual temperature of battery core, thereby may be ensured that the service performance of vehicle.
Description
Technical field
It is the present invention relates to battery technology field, in particular to a kind of for detecting the detection group of battery core temperature in battery modules
Part and the battery modules for being used to detect the detection components of battery core temperature in battery modules with this.
Background technique
Demand with society to new-energy automobile is more and more, and electric car is more and more extensive.Inside power battery pack
The voltage of battery modules and the acquisition of temperature also begin to use flexible circuit board FPC (Flexible printed circuit
Board- flexible printed circuit board) form of plate compared with harness, simplified using the form of FPC plate collection voltages and temperature
The wire harness of module internal, and increase the short-circuit protection to acquisition harness.Since the structure of FPC plate can different from harness
Arbitrarily to place, the position of temperature acquisition is different, and temperature difference can be bigger, influences whether control of the vehicle to battery pack, because
Temperature sensor on this FPC plate should be placed on as much as possible to be acquired close to the position of the actual temperature of battery core.
In the related technology, the temperature sensor at present on most of FPC plate is fixed in nickel sheet by heat-conducting glue, is come
The temperature of nickel sheet is acquired, so, the temperature of battery core needs to be transmitted on busbar connector first, is then welded by busbar connector and nickel sheet
It is transmitted in nickel sheet, is finally passed to by nickel sheet to temperature sensor, lead to the practical temperature of the collected temperature of FPC plate and battery core
It is larger to spend diversity ratio, influences the service performance of vehicle.
Summary of the invention
In view of this, the present invention is directed to propose a kind of for detecting the detection components of battery core temperature in battery modules, with solution
The certainly larger problem of the actual temperature diversity ratio of the collected temperature of FPC plate and battery core.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of detection components for detecting battery core temperature in battery modules include: FPC plate and measurement piece, the measurement piece
It is integrally formed on the FPC plate, the measurement piece is provided with temperature sensor, the temperature sensor and busbar contact.
In some examples of the invention, the FPC plate includes: the first mounting portion, the second mounting portion and ontology, and described
One mounting portion and second mounting portion are opposite and spaced apart, and the ontology is connected to first mounting portion and second peace
Between dress portion, the first end of the measurement piece is set to first mounting portion or second mounting portion, the measurement piece
Second end is provided with the temperature sensor.
In some examples of the invention, the measurement piece is multiple, and multiple measurement pieces are set to first peace
Dress portion and/or second mounting portion.
In some examples of the invention, the measurement piece is two, a measurement in two measurement pieces
Piece is set to first mounting portion, another described measurement piece in two measurement pieces is set to second installation
Portion.
In some examples of the invention, first mounting portion, be provided with mounting groove on second mounting portion, institute
It states and is connected with interconnecting piece between the two side walls of mounting groove, the interconnecting piece is spaced apart with the bottom wall of the mounting groove, the company
The measurement piece is formed in socket part.
In some examples of the invention, the bottom wall of the mounting groove is provided with protrusion, in the open end of the mounting groove
To the bottom wall direction of the mounting groove, the protrusion is not overlapped with the projection of the measurement piece, the interconnecting piece and the peace
The opposite one end of the bottom wall of tankage is provided with the first groove, and the protrusion is oppositely arranged with first groove, and described first is recessed
The opening of slot is towards the protrusion.
In some examples of the invention, the protrusion, first groove are multiple, in the open end of the mounting groove
To the bottom wall direction of the mounting groove, the projection of the multiple protrusions, multiple first grooves is symmetrically dispersed in described
Measure the two sides of piece.
In some examples of the invention, the interconnecting piece includes: the first sub- interconnecting piece and two the second sub- interconnecting pieces, institute
It states the first sub- interconnecting piece and is spaced apart setting with the two side walls of the mounting groove, a second sub- interconnecting piece is connected to described
Between one side wall of mounting groove and the first sub- interconnecting piece, another described second sub- interconnecting piece is connected to the mounting groove
Another side wall and the first sub- interconnecting piece between.
In some examples of the invention, the described second sub- interconnecting piece is provided with U-type groove, in the open end of the mounting groove
To the bottom wall direction of the mounting groove, the opening of the U-type groove towards first mounting portion, second mounting portion it is outer
Side, the projection of the U-type groove are located at the first side of first groove.
Compared with the existing technology, it is of the present invention for detect battery core temperature in battery modules detection components have with
Lower advantage:
The detection components according to the present invention for being used to detect battery core temperature in battery modules, by the way that temperature sensor to be arranged
In measurement on piece and temperature sensor and busbar contact, temperature sensor can be made directly to collect the temperature of busbar connector, it can
So that the collected temperature of FPC plate is more nearly the actual temperature of battery core, the service performance of vehicle thereby may be ensured that.
Another object of the present invention is to propose a kind of battery modules.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of battery modules, including above-mentioned for detecting the detection components of battery core temperature in battery modules.
The battery modules and the above-mentioned detection components for detecting battery core temperature in battery modules are compared with the existing technology
Possessed advantage is identical, and details are not described herein.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is that detection components described in the embodiment of the present invention are set to the schematic diagram in battery modules；
Fig. 2 is that detection components described in the embodiment of the present invention are set to the top view in battery modules；
Fig. 3 is the top view of the not set mounting groove of detection components described in the embodiment of the present invention；
Fig. 4 is the schematic diagram that mounting groove is arranged in detection components described in the embodiment of the present invention；
Fig. 5 is detection components described in the embodiment of the present invention and the partial enlarged view after battery modules assembly.
Description of symbols:
Detection components 10；
FPC plate 1；First mounting portion 11；Second mounting portion 12；Ontology 13；
Measure piece 2；Temperature sensor 21；
Mounting groove 3；Interconnecting piece 31；Protrusion 32；First groove 33；First sub- interconnecting piece 34；Second sub- interconnecting piece 35；It is U-shaped
Slot 36；
Conductor rail support 20.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As Figure 1-Figure 5, according to an embodiment of the present invention for detecting the detection components of battery core temperature in battery modules
10 include: FPC plate 1 and measurement piece 2.Measurement piece 2 is integrally formed on FPC plate 1, and temperature sensor has can be set in measurement piece 2
21, temperature sensor 21 can be with busbar contact.
Wherein, FPC plate 1 can be fixed on conductor rail support 20, and temperature sensor 21 can be welded on measurement piece 2
On, the measurement piece 2 with temperature sensor 21 is directly anchored on busbar connector by gum, setting in this way can be acquired directly
To the temperature of busbar connector upper surface, since busbar connector is directly welded in battery core, so temperature sensor 21 is collected
Temperature is the actual temperature of relatively battery core, and the collected temperature of FPC plate 1 can be made to be more nearly the actual temperature of battery core,
It thereby may be ensured that the service performance of vehicle.
As a result, by by the setting of temperature sensor 21 on measurement piece 2 and temperature sensor 21 and busbar contact, can
So that temperature sensor 21 is directly collected the temperature of busbar connector, the collected temperature of FPC plate 1 can be made to be more nearly the reality of battery core
Border temperature thereby may be ensured that the service performance of vehicle.
In some embodiments of the invention, as Figure 1-Figure 4, FPC plate 1 includes: the installation of the first mounting portion 11, second
Portion 12 and ontology 13, the first mounting portion 11 are oppositely arranged and are spaced apart with the second mounting portion 12, and ontology 13 is connected to the first installation
Between portion 11 and the second mounting portion 12, the first end of measurement piece 2 is set to the first mounting portion 11 or the second mounting portion 12, measures
Temperature sensor 21 has can be set in the second end of piece 2, when measuring the temperature of the acquisition busbar connector of piece 2, measures the second end of piece 2
With busbar contact, such setting can make the setting position of temperature sensor 21 more reasonable, it is ensured that temperature sensor
21 can thereby may be ensured that the accuracy of temperature acquisition with busbar contact.
In some embodiments of the invention, measurement piece 2 can be set to multiple, and multiple measurement pieces 2 can be set in the
One mounting portion 11 and/or the second mounting portion 12, it is to be understood that multiple measurement pieces 2 can all be set to the first mounting portion 11
Or second mounting portion 12, multiple measurement pieces 2 can also be set to the first mounting portion 11 and the second mounting portion 12 simultaneously, be arranged in this way
The battery core temperature at battery modules different location can be collected, further can acquire the accuracy of battery core temperature by FPC plate 1,
So as to promote the working performance of detection components 10.
In some embodiments of the invention, measurement piece 2 can be set to two, a measurement in two measurement pieces 2
Piece 2 is set to the first mounting portion 11, another measurement piece 2 in two measurement pieces 2 is set to the second mounting portion 12, is arranged such
The setting position of two measurement pieces 2 can be made more reasonable, detection components 10 can be made to meet work requirements.
In some embodiments of the invention, as shown in Figure 4 and Figure 5, the first mounting portion 11, on the second mounting portion 12
To be provided with mounting groove 3, interconnecting piece 31, the bottom of interconnecting piece 31 and mounting groove 3 can connect between the two side walls of mounting groove 3
Wall is spaced apart setting, and measurement piece 2 is formed on interconnecting piece 31.
When battery core is because of expanded by heating, the busbar connector that is connected directly with battery core pole can generate certain inclined in X-axis and Y-axis
Shifting amount, it should be noted that X is to the length and width direction for referring to battery modules with Y-direction, the measurement being connected at this time with busbar connector
Piece 2 can be led movement, and measurement piece 2 can be pullled, and measurement piece 2 has the risk of abjection FPC plate 1, in addition measurement piece 2 and busbar connector
Junction can also generate it is different degrees of pull, make welding position stress, there is the risk of desoldering.
The application is by interconnecting piece 31 being arranged in mounting groove 3 and interconnecting piece 31 is spaced apart with the bottom wall of mounting groove 3, energy
Enough flexibilities for promoting measurement piece 2 and 1 junction of FPC plate can be such that the elasticity at interconnecting piece 31 increases, so as to prevent
Measurement piece 2 on FPC plate 1 falls off, and then can largely reduce the failure probability of FPC plate 1.
In some embodiments of the invention, as shown in Figure 4 and Figure 5, protrusion 32 has can be set in the bottom wall of mounting groove 3,
The shape of protrusion 32 can be to be arc-shaped, on the bottom wall direction of the open end of mounting groove 3 to mounting groove 3, protrusion 32 and measurement
The projection of piece 2 is not overlapped, and the one end opposite with the bottom wall of mounting groove 3 of interconnecting piece 31 is provided with the first groove 33, protrusion 32 and the
One groove 33 is oppositely arranged, and for the opening of the first groove 33 towards protrusion 32, setting in this way can prevent protrusion 32 and interconnecting piece 31
Contact can prevent interconnecting piece 31 and protrusion 32 from generating interference.
In some embodiments of the invention, raised 32, first groove 33 can be multiple, protrusion 32 and the first groove
33 setting quantity can be identical, on the bottom wall direction of the open end of mounting groove 3 to mounting groove 3, multiple raised 32, Duo Ge
The projection of one groove 33 is symmetrically dispersed in the two sides of measurement piece 2, and the structure that can make interconnecting piece 31, mounting groove 3 is arranged such
It is more symmetrical, the flexibility of interconnecting piece 31 can be improved.
In some embodiments of the invention, as shown in Figure 4 and Figure 5, interconnecting piece 31 may include: the first sub- interconnecting piece 34
With two the second sub- interconnecting pieces 35, the first sub- interconnecting piece 34 is spaced apart setting with the two side walls of mounting groove 3, and one second son is even
Socket part 35 is connected between a side wall of mounting groove 3 and the first sub- interconnecting piece 34, another second sub- interconnecting piece 35 is connected to
Between another side wall of mounting groove 3 and the first sub- interconnecting piece 34, wherein measurement piece 2 can be set in the first sub- interconnecting piece 34
On, in this way setting the first sub- interconnecting piece 34 can be securely attached in mounting groove 3, can prevent the first sub- interconnecting piece 34 from
It falls off in mounting groove 3, thereby may be ensured that the reliability that FPC plate 1 works.
In some embodiments of the invention, as shown in Figure 4 and Figure 5, U-type groove has can be set in the second sub- interconnecting piece 35
36, on the bottom wall direction of the open end of each mounting groove 3 to mounting groove 3, the first mounting portion 11 of opening direction of U-type groove 36,
The outside of second mounting portion 12, i.e. the front side of the first mounting portion 11 or the rear side of the second mounting portion 12 in Fig. 4, U-type groove 36
Projection is located at the first side of the first groove 33, i.e. the left side left side of the first groove 33 or the right side of the first groove of right side 33 in Fig. 4
Side, wherein the opening width of U-type groove 36 can be set to 1mm, and setting in this way can prevent U-type groove 36 and the first groove 33 from producing
Raw interference, it is ensured that the structural strength of interconnecting piece 31, interconnecting piece 31 is pulled off when so as to prevent battery core because of expanded by heating.
Battery modules according to an embodiment of the present invention, the detection components 10 including above-described embodiment, detection components 10 are arranged
It is mounted in battery modules, which can make temperature sensor 21 directly collect the temperature of busbar connector, can make FPC
The collected temperature of plate 1 is more nearly the actual temperature of battery core, thereby may be ensured that the service performance of vehicle.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of detection components (10) for detecting battery core temperature in battery modules characterized by comprising
FPC plate (1)；
It measures piece (2), the measurement piece (2) is integrally formed on the FPC plate (1), and the measurement piece (2) is provided with temperature biography
Sensor (21), the temperature sensor (21) and busbar contact.
2. according to claim 1 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
The FPC plate (1) includes: the first mounting portion (11), the second mounting portion (12) and ontology (13), first mounting portion (11) with
Second mounting portion (12) is opposite and spaced apart, and the ontology (13) is connected to first mounting portion (11) and described second
Between mounting portion (12), the first end of measurement piece (2) is set to first mounting portion (11) or second mounting portion
(12), the second end of measurement piece (2) is provided with the temperature sensor (21).
3. according to claim 2 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
The measurement piece (2) be it is multiple, multiple measurement pieces (2) be set to first mounting portion (11) and/or it is described second pacify
Dress portion (12).
4. according to claim 2 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
The measurement piece (2) is two, and a measurement piece (2) in two measurements piece (2) is set to first installation
Portion (11), two described another described measurement pieces (2) measured in piece (2) are set to second mounting portion (12).
5. according to claim 2 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
It is provided with mounting groove (3) on first mounting portion (11), second mounting portion (12), two of the mounting groove (3)
It is connected between side wall interconnecting piece (31), the interconnecting piece (31) is spaced apart with the bottom wall of the mounting groove (3), the interconnecting piece
(31) the measurement piece (2) is formed on.
6. according to claim 5 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
The bottom wall of the mounting groove (3) is provided with raised (32), at the bottom of the open end of the mounting groove (3) to the mounting groove (3)
On wall direction, the protrusion (32) is not overlapped with the projection of measurement piece (2), the interconnecting piece (31) and the mounting groove
(3) the opposite one end of bottom wall is provided with the first groove (33), and the protrusion (32) is oppositely arranged with first groove (33),
The opening of first groove (33) is towards raised (32).
7. according to claim 6 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
It is described protrusion (32), first groove (33) be it is multiple, in the open end of the mounting groove (3) to the mounting groove (3)
On bottom wall direction, the projection of multiple raised (32), multiple first grooves (33) is symmetrically dispersed in the measurement piece
(2) two sides.
8. according to claim 7 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
The interconnecting piece (31) includes: the first sub- interconnecting piece (34) and two the second sub- interconnecting pieces (35), the first sub- interconnecting piece
(34) setting is spaced apart with the two side walls of the mounting groove (3), a second sub- interconnecting piece (35) is connected to the peace
Between one side wall of tankage (3) and the first sub- interconnecting piece (34), another described second sub- interconnecting piece (35) is connected to
Between another side wall of the mounting groove (3) and the first sub- interconnecting piece (34).
9. according to claim 8 for detecting the detection components (10) of battery core temperature in battery modules, which is characterized in that
The second sub- interconnecting piece (35) is provided with U-type groove (36), in the open end of the mounting groove (3) to the mounting groove (3)
On bottom wall direction, the opening of the U-type groove (36) towards first mounting portion (11), second mounting portion (12) it is outer
Side, the projection of the U-type groove (36) are located at the first side of first groove (33).
10. a kind of battery modules, which is characterized in that including of any of claims 1-9 for detecting battery modules
The detection components (10) of interior battery core temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633815.8A CN109728373B (en) | 2018-12-29 | 2018-12-29 | Detection assembly for detecting temperature of battery core in battery module and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633815.8A CN109728373B (en) | 2018-12-29 | 2018-12-29 | Detection assembly for detecting temperature of battery core in battery module and battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109728373A true CN109728373A (en) | 2019-05-07 |
| CN109728373B CN109728373B (en) | 2021-07-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811633815.8A Active CN109728373B (en) | 2018-12-29 | 2018-12-29 | Detection assembly for detecting temperature of battery core in battery module and battery module |
Country Status (1)
| Country | Link |
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| CN (1) | CN109728373B (en) |
Cited By (2)
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| CN111063948A (en) * | 2019-12-11 | 2020-04-24 | 北京普莱德新能源电池科技有限公司 | Power battery temperature correction method, system, medium and equipment |
| CN114883755A (en) * | 2021-02-05 | 2022-08-09 | 奥迪股份公司 | Bus bar, battery system, and method for detecting temperature of battery system |
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| CN114883755A (en) * | 2021-02-05 | 2022-08-09 | 奥迪股份公司 | Bus bar, battery system, and method for detecting temperature of battery system |
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| Publication number | Publication date |
|---|---|
| CN109728373B (en) | 2021-07-20 |
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Address after: No.8899 Xincheng Avenue, Jintan District, Changzhou City, Jiangsu Province Applicant after: SVOLT Energy Technology Co.,Ltd. Address before: 213200 No. 168 Huacheng Middle Road, Jintan District, Suzhou City, Jiangsu Province Applicant before: SVOLT Energy Technology Co.,Ltd. |
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Address after: No.8899 Xincheng Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: SVOLT Energy Technology Co.,Ltd. Address before: No.8899 Xincheng Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee before: SVOLT Energy Technology Co.,Ltd. |