CN216597784U - Power storage battery structure and vehicle - Google Patents
Power storage battery structure and vehicle Download PDFInfo
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- CN216597784U CN216597784U CN202122766445.9U CN202122766445U CN216597784U CN 216597784 U CN216597784 U CN 216597784U CN 202122766445 U CN202122766445 U CN 202122766445U CN 216597784 U CN216597784 U CN 216597784U
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- power storage
- mounting bracket
- storage battery
- battery
- housing
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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
Abstract
The utility model discloses a power storage battery structure and a vehicle, wherein the power storage battery structure comprises a mounting bracket, a battery module and a fixing assembly, the battery module comprises an insulating sheet and a plurality of battery cores arranged at intervals, the insulating sheet is arranged between any two adjacent battery cores, the fixing assembly comprises a binding belt and two fixing end plates connected with the mounting bracket, and the binding belt is sleeved on the peripheries of the two fixing end plates so as to enable the plurality of battery cores to be abutted between the two fixing end plates. The power storage battery structure adopts the ribbon to fix the plurality of battery cells between the two fixed end plates, thereby reducing the weight and the number of the fixed assemblies, being beneficial to improving the energy density of the power storage battery structure and improving the energy utilization rate.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to a power storage battery structure and a vehicle.
Background
With the continuous development of new energy vehicle technology, the occupation ratio of new energy vehicles in the vehicle market share is rising day by day, and people have higher and higher requirements on new energy vehicles. Among them, since the new energy vehicle requires a lightweight entire vehicle, in order to improve energy utilization, the proportion of non-energy source components in the battery needs to be reduced. However, as for the heart of a new energy vehicle, the structure of the power storage battery needs to design various parts to meet the requirements of fatigue, vibration, impact and extrusion, which is not beneficial to improving the energy density, so that the energy utilization rate is low.
In view of the above-mentioned drawbacks, it is desirable to provide a new power storage battery structure and a vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a power storage battery structure and a vehicle, and aims to solve the problem that the power storage battery structure needs to design various parts to meet performance requirements and is not beneficial to improving energy density, so that the energy utilization rate is low.
In order to achieve the purpose, the power storage battery structure provided by the utility model comprises a mounting bracket, a battery module and a fixing assembly, wherein the battery module comprises an insulating sheet and a plurality of battery cells arranged at intervals, the insulating sheet is arranged between any two adjacent battery cells, the fixing assembly comprises a binding belt and two fixing end plates connected with the mounting bracket, and the binding belt is sleeved on the peripheries of the two fixing end plates so as to enable the plurality of battery cells to be abutted between the two fixing end plates.
Preferably, the fixing assembly further comprises a fastening bolt, the fixing end plate is provided with a mounting hole, and the fastening bolt penetrates through the mounting hole and is in threaded connection with the mounting bracket, so that the fixing end plate is fastened with the mounting bracket.
Preferably, the power storage battery structure further comprises a buffer sheet, and the buffer sheet is arranged between the battery cell and the mounting bracket; or, the power storage battery structure further comprises a buffer sheet and a heating sheet, wherein the heating sheet is stacked between the battery cell and the mounting bracket.
Preferably, the mounting bracket is provided with a lightening hole.
Preferably, the battery module further comprises a conductive strip, and the conductive strip connects the plurality of battery cells in series in sequence.
Preferably, the battery module further includes a protective cover, and the protective cover is installed on one side of the conductive bar departing from the battery core.
Preferably, the power storage battery structure further comprises a power distribution module mounted on the mounting bracket, and the power distribution module is electrically connected with the battery cell and is used for being electrically connected with external electric equipment; and/or the power storage battery structure further comprises a connector electrically connected with the battery core, and the connector is at least one of a slow charging connector, a power connector and a low-voltage connector; and/or the power storage battery structure further comprises a battery management module arranged on the mounting bracket, and the battery management module is electrically connected with the battery core.
Preferably, the power storage battery structure further comprises a housing, a housing cavity is formed inside the housing, the mounting bracket, the battery module and the fixing component are all arranged in the housing cavity, and the mounting bracket is connected with the inner side wall of the housing.
Preferably, the housing includes a first housing, a second housing and a sealing rubber strip, the mounting bracket is connected to the first housing, the first housing and the second housing are connected to form the accommodating cavity, and the sealing rubber strip is disposed at a connection position of the first housing and the second housing.
In addition, the utility model also provides a vehicle which comprises the power storage battery structure.
In the technical scheme, the power storage battery structure comprises a mounting bracket, a battery module and a fixing assembly, wherein the fixing assembly comprises a binding belt and two fixing end plates connected with the mounting bracket, and the binding belt is sleeved on the peripheries of the two fixing end plates so as to enable a plurality of battery cores included by the battery module to be abutted between the two fixing end plates. The power storage battery structure adopts the binding belt to fix the battery core between the two fixing end plates, thereby reducing the weight and the number of the fixing assemblies, being beneficial to improving the energy density of the power storage battery structure and improving the energy utilization rate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is an exploded view of a power storage battery according to an embodiment of the present invention;
fig. 2 is an exploded view of a battery module according to an embodiment of the present invention;
FIG. 3 is a schematic view of an assembly structure of the first housing and the mounting bracket according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a mounting bracket according to an embodiment of the utility model.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
33 | Fastening |
| 11 | |
4 | |
| 2 | |
5 | |
| 21 | Battery cell | 6 | Outer casing |
| 211 | A |
61 | Containing |
| 212 | |
62 | |
| 22 | |
63 | |
| 23 | Conductive strip | 64 | |
| 24 | Protective cover | 7 | Power distribution module |
| 3 | Fixing assembly | 8 | |
| 31 | |
9 | |
| 32 | Fixed end plate |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a power storage battery structure and a vehicle, and aims to solve the problem that the power storage battery structure needs to design various parts to meet performance requirements and is not beneficial to improving energy density, so that the energy utilization rate is low.
Referring to fig. 1, the power storage battery structure includes a mounting bracket 1, a battery module 2 and a fixing assembly 3, the battery module 2 includes an insulating sheet 22 and a plurality of battery cores 21 arranged at intervals, the insulating sheet 22 is arranged between any two adjacent battery cores 21, the fixing assembly 3 includes a ribbon 31 and two fixing end plates 32 connected with the mounting bracket 1, the ribbon 31 is sleeved on the peripheries of the two fixing end plates 32 to abut the plurality of battery cores 21 between the two fixing end plates 32.
The power storage battery structure adopts the ribbon 31 to fix the battery cell 21 between the two fixed end plates 32, namely, the two fixed end plates 32 are respectively arranged at the two ends of the plurality of battery cells 21, then the ribbon 31 is sleeved on the peripheries of the two fixed end plates 32 and tightened, so that the battery cell 21 is fixed between the two fixed end plates 32, the ribbon 31 replaces a module side plate, and the ribbon 31 is adopted to limit the plurality of battery cells 21, thereby reducing the weight and the number of the fixed assemblies 3, being beneficial to improving the energy density of the power storage battery structure, improving the energy utilization rate, and improving the space utilization rate, wherein the fixed assemblies 3 have light weight, reducing the whole weight of the power storage battery structure and being beneficial to the light weight of the whole vehicle. And be connected with installing support 1 through two fixed end plates 32 to replace the bottom viscose, reduce the required bottom plate of bottom viscose, reduce part cost, moreover, the connection between fixed end plate 32 and the installing support 1 can adopt to dismantle and be connected, thereby makes things convenient for battery module 2's installation and maintenance. In order to fix the battery cell 21 more firmly and reliably, the number of the bands 31 may be set according to the size of the battery cell 21, for example, two, three, or the like, and a plurality of bands 31 are tied at intervals around the fixing end plate 32 and the battery cell 21. Moreover, the quantity of electric core 21 is a plurality of, and a plurality of electric core 21 interval arrangements, battery module 2 still include insulating piece 22, all are equipped with insulating piece 22 between two arbitrary adjacent electric cores 21. A plurality of electric cores 21 can make the electric capacity increase of battery module 2, set up insulating piece 22 between two arbitrary adjacent electric cores 21 to the accessible viscose is fixed electric core 21 and insulating piece 22, and insulating piece 22 can prevent interact between electric core 21, thereby improves battery module 2's life-span.
As shown in fig. 2, as an embodiment, a lightening hole 11 is formed on the mounting bracket 1; and/or, the fixing assembly 3 further comprises a fastening bolt 33, the fixing end plate 32 is provided with a mounting hole, and the fastening bolt 33 passes through the mounting hole and is in threaded connection with the mounting bracket 1 so as to fasten the fixing end plate 32 with the mounting bracket 1. In an embodiment, the fixing end plate 32 is connected to the mounting bracket 1 by the fastening bolt 33, so that the fixing end plate 32 is more firmly connected to the mounting bracket 1, in an embodiment, two mounting holes are formed in the fixing end plate 32 at an interval, the fastening bolts 33 are respectively inserted into the mounting holes, and are connected to the mounting bracket 1 by the fastening bolts 33, so that the fixing end plate 32 can be firmly connected to the mounting bracket 1, and the fixing end plate 32 is prevented from rotating relative to the mounting bracket 1, so that the electric core 21 can be better fixed.
Further, the power storage battery structure further comprises a buffer sheet 4, and the buffer sheet 4 is arranged between the battery cell 21 and the mounting bracket 1; or, the power storage battery structure further comprises a buffer sheet 4 and a heating sheet 5, and the heating sheet 5 and the buffer sheet 4 are stacked between the battery cell 21 and the mounting bracket 1. The buffer sheet 4 is arranged between the battery cell 21 and the mounting bracket 1, so that the battery cell 21 can play a role in buffering during vehicle running, the battery cell 21 is prevented from being deformed due to collision, the service life of the battery cell 21 is prolonged, and the reliability of the power storage battery structure is improved. The heating plate 5 is arranged between the buffer plate 4 and the battery cell 21, so that the heating plate 5 is in contact with the battery cell 21, when the battery cell 21 needs to be started, the heating plate 5 can preheat the battery cell 21, and the power storage battery structure can be started quickly.
Furthermore, a lightening hole 11 is arranged on the mounting bracket 1. In an embodiment, the mounting bracket 1 is provided with a plurality of lightening holes 11 arranged at intervals, so that the mounting bracket 1 has lighter weight when meeting the requirements of rigidity and strength, and the overall mass of the power storage battery structure is reduced.
In addition, in an embodiment, the battery module 2 further includes a conductive bar 23, and one end of the conductive bar 23 connects the plurality of battery cells 21 in series in sequence. The battery cells 21 are provided with a first electrode 211 and a second electrode 212, which correspond to the positive electrode and the negative electrode, respectively, and the conductive strips 23 connect the positive and negative electrodes on the plurality of battery cells 21, so that the plurality of battery cells 21 are sequentially connected in series, and the battery module 2 has a large battery capacity. The conductive strips 23 can be aluminum conductive strips 23, so that the conductive strips 23 have small resistance and are heat-conducting blocks.
Further, in order to realize multiple functions, the battery module 2 further includes a protective cover 24, and the protective cover 24 is installed on a side of the conductive bar 23 away from the battery cell 21. The protective cover 24 covers the conductive strip 23 and the first electrode 211 and the second electrode 212 of the battery cell 21, so that external foreign matters and the like can be prevented from entering the conduction area of the battery cell 21, the electric leakage of the battery module 2 is prevented, and the safety performance of the power storage battery structure is improved.
In an embodiment, the power storage battery structure further includes a power distribution module 7 mounted on the mounting bracket 1, and the power distribution module 7 is electrically connected to the battery cell 21 and is configured to be electrically connected to an external electrical device. The power distribution module 7 includes main positive, main negative, pre-charge resistors, relays, fuses, and the like.
In another embodiment, the power storage battery structure further includes a connector 9 electrically connected to the battery cell 21, and the connector 9 is at least one of a slow charging connector, a power connector, and a low voltage connector. The battery core 21 feed of the power storage battery structure can be slowly charged through the slow charging connector, the power storage battery structure can feed the automobile engine through the power connector so that the engine works, and the low-voltage connector is a low-voltage communication interface.
In yet another embodiment, the power storage battery structure further includes a battery management module 8 mounted on the mounting bracket 1, and the battery management module 8 is electrically connected to the battery cell 21. In order to enable the battery module to be controllable, the power storage battery structure further comprises a battery management module 8 electrically connected with the battery core 21, wherein the battery management module 8 generally comprises a master control module and a slave control module, and the slave control module has the functions of single voltage acquisition, temperature acquisition, balance and the like; the main control module has the functions of total voltage and total current acquisition, internal and external communication, fault recording, fault decision and the like.
In addition, in the above embodiment, the power storage battery structure further includes a housing 6, a receiving cavity 61 is formed inside the housing 6, the mounting bracket 1, the battery module 2 and the fixing component 3 are all disposed in the receiving cavity 61, and the mounting bracket 1 is connected to the inner side wall of the housing 6. The battery module 2 is arranged in the accommodating cavity 61, and the shell 6 protects the battery module 2 from being damaged by the outside, so that the service life of the power storage battery structure can be prolonged, and the safety is higher.
In one embodiment, the housing 6 includes a first housing 62, a second housing 63, and a sealing rubber strip 64, the mounting bracket 1 is connected to the first housing 62, the first housing 62 is connected to the second housing 63 to form a receiving cavity 61, and the sealing rubber strip 64 is disposed at a connection position of the first housing 62 and the second housing 63. The joint between the first shell 62 and the second shell 63 is provided with a sealing rubber strip 64, so that the accommodating cavity 61 is isolated from the outside, and the sealing rubber strip 64 is respectively abutted against the first shell 62 and the second shell 63, so that external dust, foreign matters and water drops can be prevented from entering the accommodating cavity 61. The cross-sectional shape of the bead 64 may be circular, rectangular, etc. In addition, referring to fig. 1, for convenience of insertion and removal, the above-mentioned slow charging connector and the low-voltage communication interface and other connectors 9 are disposed on the outer wall of the housing 6.
In addition, the utility model also provides a vehicle which comprises the power storage battery structure. The specific structure of the power storage battery structure in the vehicle refers to the above embodiments, and since the vehicle adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A power storage battery structure, comprising:
mounting a bracket;
the battery module comprises an insulating sheet and a plurality of battery cores arranged at intervals, wherein the insulating sheet is arranged between any two adjacent battery cores;
the fixing assembly comprises a binding belt and two fixing end plates connected with the mounting bracket, wherein the binding belt is sleeved on the periphery of the fixing end plates to form a plurality of battery cell butt joints between the fixing end plates.
2. The power battery structure of claim 1, wherein the fixing assembly further comprises a fastening bolt, the fixing end plate is provided with a mounting hole, and the fastening bolt passes through the mounting hole and is in threaded connection with the mounting bracket to fasten the fixing end plate with the mounting bracket.
3. The power battery structure of claim 1, further comprising a buffer sheet disposed between the cell and the mounting bracket;
alternatively, the first and second electrodes may be,
the power storage battery structure further comprises a buffer sheet and a heating sheet, wherein the heating sheet is stacked on the buffer sheet and arranged between the battery cell and the mounting bracket.
4. The power storage battery structure of claim 1, wherein the mounting bracket is provided with lightening holes.
5. The power storage battery structure of claim 1, wherein the battery module further comprises a conductive bar, and the conductive bar connects the plurality of cells in series in sequence.
6. The power storage battery structure of claim 5, wherein the battery module further comprises a protective cover mounted to a side of the conductive bar facing away from the cells.
7. The power battery structure of any one of claims 1 to 6, further comprising a power distribution module mounted on the mounting bracket, the power distribution module being electrically connected to the cells and adapted to be electrically connected to external electrical equipment;
and/or the presence of a gas in the gas,
the power storage battery structure further comprises a connector electrically connected with the battery core, and the connector is at least one of a slow charging connector, a power connector and a low-voltage connector;
and/or the presence of a gas in the gas,
the power storage battery structure further comprises a battery management module arranged on the mounting bracket, and the battery management module is electrically connected with the battery core.
8. The power storage battery structure according to any one of claims 1 to 6, further comprising a housing, wherein a receiving cavity is formed inside the housing, the mounting bracket, the battery module and the fixing component are disposed in the receiving cavity, and the mounting bracket is connected to an inner side wall of the housing.
9. The power storage battery structure according to claim 8, wherein the housing includes a first housing, a second housing, and a sealing rubber strip, the mounting bracket is connected to the first housing, the first housing and the second housing are connected to define the receiving cavity, and the sealing rubber strip is disposed at a connection position of the first housing and the second housing.
10. A vehicle characterized by comprising the power storage battery structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766445.9U CN216597784U (en) | 2021-11-12 | 2021-11-12 | Power storage battery structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766445.9U CN216597784U (en) | 2021-11-12 | 2021-11-12 | Power storage battery structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216597784U true CN216597784U (en) | 2022-05-24 |
Family
ID=81644439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122766445.9U Active CN216597784U (en) | 2021-11-12 | 2021-11-12 | Power storage battery structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216597784U (en) |
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2021
- 2021-11-12 CN CN202122766445.9U patent/CN216597784U/en active Active
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