CN207183457U - Battery modules - Google Patents
Battery modules Download PDFInfo
- Publication number
- CN207183457U CN207183457U CN201720924853.3U CN201720924853U CN207183457U CN 207183457 U CN207183457 U CN 207183457U CN 201720924853 U CN201720924853 U CN 201720924853U CN 207183457 U CN207183457 U CN 207183457U
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- Prior art keywords
- temperature
- top cover
- battery modules
- fixedly connected
- cell
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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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Abstract
A kind of battery modules are the utility model is related to, it includes：Multiple cells, cell include top cover；Temperature collecting device, is arranged at top cover, and temperature collecting device includes fixedly connected part and temperature acquisition component；Wherein, temperature collecting device is directly fixedly connected by fixedly connected part with the cell；Temperature acquisition component is arranged at fixedly connected part, and temperature acquisition component includes temperature sensor, and temperature sensor contacts close to top cover or with top cover, to gather the temperature of top cover.The temperature collecting device of the utility model embodiment can gather the temperature of the cell in battery modules, so as to obtain the temperature value closer to cell actual temperature, improve acquisition precision.
Description
Technical field
Cell art is the utility model is related to, more particularly to a kind of battery modules.
Background technology
With the continuous development of scientific technology, application of the energy storage battery in daily production and living is more and more extensive.It is related
In technology, for battery system, battery bag, battery modules and monomer electricity can be divided into by being divided from high to low by systemic hierarchial
Most of pond, the battery modules that domestic and international lithium battery manufacturer is produced is using cell as least unit, i.e., produces first
Cell, and corresponding protection device is equipped with, then battery is assembled into by way of in parallel and serial by multiple cells
Module.In the course of the work, its cell included can be heating up for battery modules.By being carried out to the temperature of cell
Monitoring, it will appreciate that and understand the working condition of cell.At present, due to the detection means and monomer electricity of cell temperature
Kept apart between pond by other structures part so that there is a situation where in heat transfer process scatter and disappear, cause temperature sampling low precision,
The deficiencies of cost is high.
Utility model content
The utility model embodiment provides a kind of battery modules, the temperature of the cell of inside can be gathered, so as to obtain
Obtain the temperature value closer to cell actual temperature.
On the one hand, a kind of battery modules are proposed according to the utility model embodiment, it includes：Multiple cells, it is single
Body battery includes top cover；Temperature collecting device, is arranged at top cover, and temperature collecting device includes fixedly connected part and temperature acquisition
Component；Wherein, temperature collecting device is directly fixedly connected by fixedly connected part with cell；Temperature acquisition component is arranged at
Fixedly connected part, temperature acquisition component include temperature sensor, and temperature sensor contacts close to top cover or with top cover, to gather top
The temperature of lid.
According to the one side of the utility model embodiment, fixedly connected part includes crossbeam and is connected with the both ends of crossbeam
The connecting portion connect, temperature acquisition component are arranged at crossbeam, and connecting portion is connected with cell.
According to the one side of the utility model embodiment, connecting portion is card base, and the upper surface of card base and top cover is hung down
Directly.
According to the one side of the utility model embodiment, crossbeam includes relative upper and lower surface, and insertion
The receiving hole of upper and lower surface, temperature sensor are arranged in receiving hole.
According to the one side of the utility model embodiment, temperature acquisition component also includes circuit board, and circuit board is arranged at
The upper surface of crossbeam, circuit board are electrically connected with temperature sensor.
According to the one side of the utility model embodiment, circuit board covering receiving hole.
According to the one side of the utility model embodiment, temperature acquisition component also includes external conducting terminal, for
External circuit is connected, and external conducting terminal is electrically connected with circuit board.
According to the one side of the utility model embodiment, circuit board is flexible PCB, and external conducting terminal is pad.
According to the one side of the utility model embodiment, the hole wall of temperature sensor and receiving hole is tightly connected.
According to the one side of the utility model embodiment, bonding connection or welding between fixedly connected part and cell
Connection.
According to the utility model embodiment provide battery modules, it include more than two square cells and
Temperature collecting device temperature collecting device includes fixedly connected part and temperature acquisition component.Temperature collecting device is connected by fixed
Fitting is connected with cell, so as to ensure that the position of temperature collecting device will not shift.Temperature acquisition component is fixed
It is connected to fixedly connected part.Temperature acquisition component is used for the temperature for gathering the top cover of cell.Temperature acquisition component and top cover
Upper surface accordingly set.Temperature acquisition component includes temperature sensor.Temperature sensor connects close to top cover or with top cover
Touch and set, to gather the temperature of top cover, so as to avoid heat from occurring excessively during being transferred to temperature sensor from top cover
The temperature value for scattering and disappearing and causing temperature sensor to collect is inaccurate, improves acquisition precision.
Brief description of the drawings
The feature of the utility model exemplary embodiment, advantage and technique effect described below with reference to the accompanying drawings.
Fig. 1 is the cell of the embodiment of the utility model one and the assembled state structural representation of temperature collecting device.
Fig. 2 is the partial enlarged drawing at A in Fig. 1.
Fig. 3 is the decomposition texture schematic diagram of the temperature collecting device of the embodiment of the utility model one.
Fig. 4 is the cross section structure diagram of the temperature collecting device of the embodiment of the utility model one.
Fig. 5 is the partial enlarged drawing at B in Fig. 4.
In the accompanying drawings, accompanying drawing is not drawn according to the ratio of reality.
Description of symbols：
1st, temperature collecting device；
11st, fixedly connected part；111st, crossbeam；111a, upper surface；111b, lower surface；111c, receiving hole；112nd, connect
Portion；
12nd, temperature acquisition component；121st, temperature sensor；122nd, circuit board；123rd, external conducting terminal；
2nd, cell；21st, top cover.
Embodiment
Embodiment of the present utility model is described in further detail with reference to the accompanying drawings and examples.Following examples
The detailed description and the accompanying drawings be used to exemplarily illustrate principle of the present utility model, but can not be used for limiting model of the present utility model
Enclose, i.e., the utility model is not limited to described embodiment.
, it is necessary to which explanation, unless otherwise indicated, " multiple " are meant that two or two in description of the present utility model
More than individual；The orientation or position relationship of the instructions such as term " on ", " under ", "left", "right", which are for only for ease of, describes this practicality newly
Type and simplifying describes, rather than instruction or implies that signified device or element must have specific orientation, with specific orientation
Construction and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for retouching
Purpose is stated, and it is not intended that instruction or hint relative importance.In description of the present utility model, it is also necessary to explanation,
Unless otherwise clearly defined and limited, term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixed
Connect or be detachably connected, or be integrally connected；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even.For the ordinary skill in the art, visual concrete condition understands that above-mentioned term is specific in the utility model
Implication.
In order to more fully understand the utility model, adopted with reference to Fig. 1 to Fig. 5 according to the temperature of the utility model embodiment
Acquisition means are described in detail.
As shown in figure 1, the battery modules of the utility model embodiment include multiple cells 2 and temperature collecting device
1, for gathering the temperature of cell 2, so as to by being analyzed the temperature change of cell 2 to grasp monomer
The working condition of battery 2.The acquisition precision of temperature collecting device 1 of the utility model embodiment is high, ensures the temperature value of collection more
It is accurate to add, and is more nearly the actual temperature of cell 2.
As shown in Fig. 2 the temperature collecting device 1 that the utility model embodiment provides, including fixedly connected part 11 and temperature
Spend acquisition component 12.The battery modules of the present embodiment include more than two square cells 2.The monomer electricity of the present embodiment
Pond 2 includes top cover 21.The temperature of top cover 21 can relatively accurately characterize the temperature of whole cell 2.Temperature collecting device 1
It is arranged at the outside of cell 2.Temperature collecting device 1 is directly connected by fixedly connected part 11 with cell 2, so as to
Ensureing the position of temperature collecting device 1 will not shift.Temperature acquisition component 12 is fixedly connected on fixedly connected part 11.Temperature
Acquisition component 12 is used for the temperature for gathering the top cover 21 of cell 2.Temperature acquisition component 12 is relative with the upper surface of top cover 21
Should ground setting.
As shown in figure 3, temperature acquisition component 12 includes temperature sensor 121.Temperature sensor 121 close to top cover 21 or with
The contact of top cover 21 is set, to gather the temperature of top cover 21, so as to avoid heat from being transferred to from top cover 21 mistake of temperature sensor 121
It is inaccurate that the excessive temperature value for scattering and disappearing and causing temperature sensor 121 to collect occurs in journey, improves acquisition precision.It is optional
Ground, when temperature sensor 121 is set close to top cover 21, heat-conducting glue can be filled between temperature sensor 121 and top cover 21.It is excellent
Selection of land, temperature sensor 121 directly contact setting with top cover 21.Due to temperature sensor 121 close to top cover 21 or with top cover 21
Contact is set, thus the temperature acquisition component 12 of the present embodiment and cell 2 assemble cooperatively form it is overall in structure more
Step up to gather, while also save more installing spaces.The temperature sensor 121 of the present embodiment can be SMD sensor,
Can also be the thermistor (temperature) sensor with temperature coefficient, such as the thermistor (temperature) sensor with negative temperature coefficient (NTC).
In one embodiment, as shown in figure 3, fixedly connected part 11 includes crossbeam 111 and the both ends phase with crossbeam 111
The connecting portion 112 of connection.The connecting portion 112 at the both ends of crossbeam 111 of the present embodiment is located at the same side of crossbeam 111 and backwards to crossbeam
111 extensions.Fixedly connected part 11 can be located by connecting by connecting portion 112 and cell 2, facilitate fixedly connected part 11 and list
The assembling of body battery 2 coordinates, and connection status is reliable and stable.When battery modules include multiple cells 2 being disposed adjacent successively
When, each connecting portion 112 of fixedly connected part 11 inserts in the headspace between two neighboring cell 2 respectively.Work as phase
When insulating barrier is set between adjacent two cells 2, a breach is fabricated on insulating barrier, the breach forms above-mentioned
Headspace, for accommodating connecting portion 112.So, the connecting portion 112 of fixedly connected part 11 does not interfere with two neighboring monomer
Assembling between battery 2 coordinates, while position connector can also securely block cell 2.
The crossbeam 111 of the present embodiment is located at the top of the top cover 21 of cell 2.Temperature acquisition component 12 is arranged at the horizontal stroke
Beam 111, its temperature sensor 121 included are used for the temperature for gathering the top cover 21 of cell 2.The connection at the both ends of crossbeam 111
Portion 112 can be located by connecting onto a cell 2, can also be located by connecting to adjacent more than two cells 2
On, can flexibly it be selected according to being actually needed.So, crossbeam 111 can cross over a top cover 21 or more than two top covers 21.
When crossbeam 111 is across more than two top covers 21, the quantity of the temperature sensor 121 that temperature acquisition component 12 includes can be with
The quantity of top cover 21 is equal, to gather the temperature of each top cover 21.When crossbeam 111 is across more than two top covers 21, temperature
The quantity for the temperature sensor 121 that acquisition component 12 includes can also be less than the quantity of top cover 21, to gather more than two tops
The temperature of part top cover 21 in lid 21.
The connecting portion 112 of the present embodiment is card base.Card base is vertical with the upper surface of top cover 21.The upper surface direction of top cover 21
Crossbeam 111.The card base that the both ends of crossbeam 111 are set is respectively for the outer of the outer surface or cell 2 for snapping fit onto top cover 21
Shell surface.
In one embodiment, as shown in Figure 4, Figure 5, crossbeam 111 include relative upper surface 111a, lower surface 111b with
And insertion upper surface 111a and lower surface 111b receiving hole 111c.The lower surface 111b of crossbeam 111 is towards top cover 21.Temperature passes
Sensor 121 is arranged in receiving hole 111c.Processing receiving hole 111c technique is simple on crossbeam 111, and difficulty of processing is low.Temperature
Sensor 121 is arranged in receiving hole 111c, can make it that the overall structure after crossbeam 111 and the assembling of temperature sensor 121 is tight
Gather, the space being not take up outside crossbeam 111, save more installing spaces, while crossbeam 111 can be to temperature sensor
121 form protection, avoid temperature sensor 121 from being damaged.The temperature sensor 121 being arranged in receiving hole 111c, due to
Surrounded in circumferential direction by crossbeam 111, be not easily susceptible to come from itself circumferential direction so as to temperature sensor 121 and
Backwards to the side of top cover 21 heat disturb so that temperature sensor 121 towards top cover 21 surface receive heat substantially
The heat that simply top cover 21 passes over.So, it may further ensure that the temperature value that temperature sensor 121 collects can be more
Close to the actual temperature value of top cover 21, acquisition precision is improved.
It is tightly connected between the temperature sensor 121 of the present embodiment and receiving hole 111c hole wall, to avoid external heat
Temperature sensor 121 is caused by the gap between the outer surface of temperature sensor 121 and receiving hole 111c hole wall
Interference and harmful effect.The temperature sensor 121 of the present embodiment is tightly connected by fixing glue and receiving hole 111c hole wall.
In one embodiment, temperature acquisition component 12 also includes circuit board 122.Circuit board 122 is arranged at crossbeam 111
Upper surface 111a, the heat distributed in itself course of work can be lost in the external environment condition away from temperature sensor 121, avoid
The heat itself distributed interferes to temperature sensor 121.It can be glued between the circuit board 122 and crossbeam 111 of the present embodiment
Connect in succession, connection procedure is convenient, and connection status is firm.Circuit board 122 is arranged at crossbeam 111, crossbeam can be made full use of
111, it is not necessary to the structural member of extra increase installation support circuit board 122 so that the compact overall structure of temperature acquisition component 12, section
Save more installing spaces.The circuit board 122 of the present embodiment is electrically connected with temperature sensor 121 by wire.Temperature passes
The signal that sensor 121 gathers can be for transmission on circuit board 122.
As shown in figure 5, the circuit board 122 of the present embodiment covers receiving hole 111c.Circuit board 122 covers receiving hole 111c
Afterwards, circuit board 122 can further prevent the heat of external environment condition from entering receiving hole 111c, avoid enter into receiving hole 111c
Heat from temperature sensor 121 backwards to top cover 21 side to temperature sensor 121 produce heat interference and cause temperature to pass
There is deviation in the temperature value and the actual temperature value of top cover 21 that sensor 121 collects.Circuit board 122 can reduce external environment condition
Heat improves the acquisition precision of temperature sensor 121 to interference caused by temperature sensor 121.
As shown in figure 4, the temperature acquisition component 12 of the present embodiment also includes external conducting terminal 123.External conducting terminal
123 are used to be connected with external circuit.External conducting terminal 123 is electrically connected with circuit board 122.The external conducting end of the present embodiment
Son 123 is arranged at circuit board 122 backwards to the upper surface of crossbeam 111.What circuit board 122 can send temperature sensor 121
Electric signal is transferred to external circuit by external conducting terminal 123.
The circuit board 122 of the present embodiment is flexible PCB 122.The own wt of flexible PCB 122 is light, thickness of thin, curved
Folding endurance is good, and itself occupies little space so that the overall structure of temperature acquisition component 12 is compacter, and it is empty to save more installations
Between.External conducting terminal 123 is pad.The connection surface area of pad is big, convenient to be electrically connected with wire bonding.
The fixedly connected part 11 of the utility model embodiment can be platy structure.The upper surface 111a of crossbeam 111 is with
Surface 111b is plane.Crossbeam 111 and connecting portion 112 are formed in one structure, are processed for example with Sheet Metal Forming Technology.Connecting portion
112 with crossbeam 111 in vertical state.
The battery modules of the utility model embodiment, including the temperature of more than two cells 2 and above-described embodiment
Spend harvester 1.Temperature collecting device 1 is fixedly connected on cell 2 by fixedly connected part 11.Temperature acquisition component 12 is used
In the temperature of the top cover 21 of collection cell 2.The temperature collecting device 1 and top cover 21 of the battery modules of the present embodiment are relatively
Set, centre is not provided with other intermediate structure parts, and temperature collecting device 1 can gather the temperature of top cover 21, ensure to gather with this
To temperature value be more nearly the actual temperature of cell 2, acquisition precision is high, meanwhile, temperature collecting device 1 and cell
Compact overall structure after 2 assembling cooperations, and then make it that the overall structure of battery modules is compacter.
Can be bonding connection in the present embodiment, between fixedly connected part 11 and cell 2.So, fixedly connected part
Fixing glue is coated between 11 and cell 2, so that fixedly connected part 11 is adhered on the outer surface of top cover 21, connection procedure behaviour
Make simply, also the reliability and stability of guarantee fixedly connected part 11 and the connection status of cell 2.The fixed company of the present embodiment
Can also be to be welded to connect between fitting 11 and cell 2, connection status is reliable and stable.
The cell 2 of the utility model embodiment is square structure.Two directions of connecting portion 112 in fixedly connected part 11
The surface of square individual battery is the plane being engaged with the outer surface shape of square individual battery.In a preferred embodiment
In, the coping plate that temperature collecting device 1 includes with top cover 21 is oppositely disposed.Because the area of coping plate is big, and cell
Internal heat is less by being scattered and disappeared after coping plate, therefore temperature sensor 121 relatively easily corresponding with coping plate can be set
Put and monitor the temperature of cell 2 by gathering the temperature of coping plate.
Although the utility model is described by reference to preferred embodiment, model of the present utility model is not being departed from
In the case of enclosing, various improvement can be carried out to it and part therein can be replaced with equivalent.Especially, as long as not depositing
The every technical characteristic being previously mentioned in structural hazard, each embodiment can combine in any way.The utility model
It is not limited to specific embodiment disclosed herein, but all technical schemes including falling within the scope of the appended claims.
Claims (10)
- A kind of 1. battery modules, it is characterised in that including：Multiple cells, the cell include top cover；Temperature collecting device, is arranged at the top cover, and the temperature collecting device includes fixedly connected part and temperature acquisition group Part；Wherein, the temperature collecting device is directly fixedly connected by the fixedly connected part with the cell；The temperature acquisition component is arranged at the fixedly connected part, and the temperature acquisition component includes temperature sensor, described Temperature sensor contacts close to the top cover or with the top cover, to gather the temperature of the top cover.
- 2. battery modules according to claim 1, it is characterised in that the fixedly connected part include crossbeam and with it is described The connecting portion that the both ends of crossbeam are connected, the temperature acquisition component are arranged at the crossbeam, the connecting portion and the monomer Battery connects.
- 3. battery modules according to claim 2, it is characterised in that the connecting portion is card base, and the card base with The upper surface of the top cover is vertical.
- 4. battery modules according to claim 2, it is characterised in that the crossbeam includes relative upper surface and following table Face, and the receiving hole of the upper surface and the lower surface is penetrated, the temperature sensor is arranged in the receiving hole.
- 5. battery modules according to claim 4, it is characterised in that the temperature acquisition component also includes circuit board, institute The upper surface that circuit board is arranged at the crossbeam is stated, the circuit board is electrically connected with the temperature sensor.
- 6. battery modules according to claim 5, it is characterised in that the circuit board covers the receiving hole.
- 7. the battery modules according to claim 5 or 6, it is characterised in that the temperature acquisition component also includes external lead Electric terminal, for being connected with external circuit, the external conducting terminal is electrically connected with the circuit board.
- 8. battery modules according to claim 7, it is characterised in that the circuit board is flexible PCB, described external Conducting terminal is pad.
- 9. battery modules according to claim 4, it is characterised in that the temperature sensor and the hole wall of the receiving hole It is tightly connected.
- 10. battery modules according to claim 1, it is characterised in that the fixedly connected part and the cell it Between bonding connection or be welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720924853.3U CN207183457U (en) | 2017-07-27 | 2017-07-27 | Battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720924853.3U CN207183457U (en) | 2017-07-27 | 2017-07-27 | Battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207183457U true CN207183457U (en) | 2018-04-03 |
Family
ID=61743856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720924853.3U Active CN207183457U (en) | 2017-07-27 | 2017-07-27 | Battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207183457U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354987A (en) * | 2018-12-23 | 2020-06-30 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN112151897A (en) * | 2019-06-28 | 2020-12-29 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN112151895A (en) * | 2019-06-28 | 2020-12-29 | 宁德时代新能源科技股份有限公司 | Battery module |
| WO2020259172A1 (en) * | 2019-06-28 | 2020-12-30 | 宁德时代新能源科技股份有限公司 | Battery module and device |
| WO2021098390A1 (en) * | 2019-11-19 | 2021-05-27 | 宁德时代新能源科技股份有限公司 | Battery module and vehicle |
-
2017
- 2017-07-27 CN CN201720924853.3U patent/CN207183457U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354987A (en) * | 2018-12-23 | 2020-06-30 | 宁德时代新能源科技股份有限公司 | Battery module |
| US11450897B2 (en) | 2018-12-23 | 2022-09-20 | Contemporary Amperex Technology Co., Limited | Battery module |
| CN112151897A (en) * | 2019-06-28 | 2020-12-29 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN112151895A (en) * | 2019-06-28 | 2020-12-29 | 宁德时代新能源科技股份有限公司 | Battery module |
| WO2020259172A1 (en) * | 2019-06-28 | 2020-12-30 | 宁德时代新能源科技股份有限公司 | Battery module and device |
| WO2020259173A1 (en) * | 2019-06-28 | 2020-12-30 | 宁德时代新能源科技股份有限公司 | Battery module and device |
| CN112151895B (en) * | 2019-06-28 | 2022-01-07 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN112151897B (en) * | 2019-06-28 | 2022-03-29 | 宁德时代新能源科技股份有限公司 | Battery module |
| WO2021098390A1 (en) * | 2019-11-19 | 2021-05-27 | 宁德时代新能源科技股份有限公司 | Battery module and vehicle |
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