CN220341415U - Battery module and power supply unit - Google Patents
Battery module and power supply unit Download PDFInfo
- Publication number
- CN220341415U CN220341415U CN202320768892.4U CN202320768892U CN220341415U CN 220341415 U CN220341415 U CN 220341415U CN 202320768892 U CN202320768892 U CN 202320768892U CN 220341415 U CN220341415 U CN 220341415U
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- CN
- China
- Prior art keywords
- battery
- end plate
- battery module
- electrode end
- negative electrode
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- 238000012856 packing Methods 0.000 claims abstract description 10
- 238000004806 packaging method and process Methods 0.000 claims abstract description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to a battery module and a power supply unit, and belongs to the technical field of batteries. The battery module includes: the battery comprises a plurality of battery cells, a plurality of battery cells and a battery module, wherein the battery cells are arranged side by side to form a battery unit; the positive electrode end plate is arranged on one side of the battery unit; a negative electrode end plate disposed at the other side of the battery cell; the insulating sheet is arranged between two adjacent electric cores, the electric core and the positive electrode end plate, and between the electric core and the negative electrode end plate; the packing belt is wrapped on the peripheries of the positive electrode end plate, the negative electrode end plate and the battery cell; the busbar is connected with the electrode of the battery cell; the wire harness support plate is arranged at one end of the electrodes of the plurality of electric cores and used for fixing the busbar; and the upper cover is arranged on one surface, far away from the battery cell, of the wire harness support plate and is used for packaging the electrode of the battery cell. The battery module and the power supply unit can improve the overall structural strength of the battery module, reduce the risk of short circuit of the battery cell and improve the energy density.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a battery module and a power supply unit.
Background
The battery module is used as a core part in the battery PACK, the structural design of the battery module is related to a plurality of aspects, and faces to complex use conditions, a plurality of safety are difficult to ensure, safety problems such as spontaneous combustion explosion and the like often occur, and the safety of personnel is threatened. In addition, the energy density of the module is directly related to the use experience of users, and on the premise of ensuring the safety, the improvement of the energy density is the development direction of the current battery module design.
Disclosure of Invention
The utility model aims to provide a battery module and a power supply unit, which can improve the overall structural strength of the battery module, reduce the risk of short circuit of a battery cell and improve the energy density.
In order to achieve the above object, an aspect of the present utility model provides a battery module comprising:
the battery comprises a plurality of battery cells, a plurality of battery cells and a battery module, wherein the battery cells are arranged side by side to form a battery unit;
the positive electrode end plate is arranged on one side of the battery unit;
a negative electrode end plate disposed at the other side of the battery cell;
the insulating sheet is arranged between two adjacent electric cores, the electric core and the positive electrode end plate, and between the electric core and the negative electrode end plate;
the packing belt is wrapped on the peripheries of the positive electrode end plate, the negative electrode end plate and the battery cell;
the busbar is connected with the electrode of the battery cell;
the wire harness support plate is arranged at one end of the electrodes of the plurality of electric cores and used for fixing the busbar;
and the upper cover is arranged on one surface, far away from the battery cell, of the wire harness support plate and is used for packaging the electrode of the battery cell.
Optionally, both sides of the insulating sheet are coated with an insulating adhesive.
Optionally, the positive electrode end plate and the negative electrode end plate are made of aluminum alloy materials.
Optionally, the positive end plate and the negative end plate comprise plastic main plates, and steel pipes are embedded in the plastic main plates.
Optionally, the sides of the positive and negative end plates are provided with mounting holes.
Optionally, hoisting hole sites are arranged at the tops of the positive end plate and the negative end plate.
On the other hand, the utility model also provides a power supply unit, which comprises a power supply line and the battery module, wherein the power supply line is connected with the positive electrode and the negative electrode of the battery module.
Through the technical scheme, the utility model provides a battery module and a power supply unit, wherein a plurality of battery cells are arranged side by side to form the battery unit; the positive end plate and the negative end plate are respectively arranged at two sides of the battery unit; the insulating sheet is arranged between two adjacent electric cores, the electric core and the positive electrode end plate, and between the electric core and the negative electrode end plate; the packing belt wraps the peripheries of the positive electrode end plate, the negative electrode end plate and the battery cell; the busbar is connected with the electrode of the battery core; the wire harness support plate is arranged at one end of the electrodes of the plurality of electric cores and used for fixing the busbar; the upper cover is arranged on one surface of the wire harness supporting plate, which is far away from the battery cell, and is used for packaging electrodes of the battery cell. The battery module and the power supply unit can improve the overall structural strength of the battery module, reduce the risk of short circuit of the battery cell and improve the energy density.
Drawings
Fig. 1 is a schematic view of a battery module according to an embodiment of the present utility model in a flat-lying mounted state;
fig. 2 is an overall schematic view of a battery module according to an embodiment of the present utility model;
fig. 3 is a schematic view of a battery module according to an embodiment of the present utility model in a standing mounted state;
fig. 4 is an overall schematic view of a battery module according to an embodiment of the present utility model.
Description of the reference numerals
1. Cell 2, positive terminal plate
3. Negative electrode end plate 4 and insulating sheet
5. Packing belt 6 and bus bar
7. Harness support plate 8, upper cover
Detailed Description
The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the embodiments of the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.
Fig. 1 is a schematic view of a battery module according to an embodiment of the present utility model in a flat-lying mounted state. Fig. 2 is an overall schematic view of a battery module according to an embodiment of the present utility model. Fig. 3 is a schematic view illustrating a standing mounted state of a battery module according to an embodiment of the present utility model. Fig. 4 is an overall schematic view of a battery module according to an embodiment of the present utility model. In fig. 1 and 3, the battery module may include a plurality of battery cells 1, a positive electrode end plate 2, a negative electrode end plate 3, an insulating sheet 4, a packing belt 5, a bus bar 6, a harness support plate 7, and an upper cover 8. Wherein, a plurality of battery cells 1 are arranged side by side to form a battery unit; the positive electrode end plate 2 is provided at one side of the battery cell; the negative electrode end plate 3 is arranged on the other side of the battery unit; the insulating sheet 4 is arranged between two adjacent electric cells 1, the electric cell 1 and the positive electrode end plate 2, and between the electric cell 1 and the negative electrode end plate 3, and is used for isolating the electric cell 1, the positive electrode end plate 2 and the negative electrode end plate 3 so as to reduce the risk of short circuit of the electric cell 1; the packing belt 5 is wrapped on the peripheries of the positive electrode end plate 2, the negative electrode end plate 3 and the battery cell 1 and is used for reinforcing the structural strength of the battery module; the busbar 6 is connected with the electrode of the battery cell 1; the wire harness support plate 7 is arranged at one end of the electrodes of the plurality of electric cores 1 and is used for fixing the bus bars 6; the upper cover 8 is arranged on one surface of the wire harness support plate 7, which is far away from the battery cell 1, and is used for packaging the electrode of the battery cell 1, and the upper cover is also provided with a groove, so that the safety is improved, and the battery module can adapt to severe working conditions such as vehicle-mounted bump, drop and the like. In this embodiment, the battery cell 1 is mounted in a lying manner, so that space in the height direction is saved.
In this embodiment, insulating sheet 4 is coated with insulating viscose on both sides for paste the equipment with electric core 1 and anodal end plate 2, electric core 1 and negative pole end plate 3, and insulating sheet 4 can keep apart electric core 1, anodal end plate 2 and negative pole end plate 3, reduces the risk of electric core 1 short circuit. The positive electrode end plate 2 and the negative electrode end plate 3 are made of aluminum alloy materials, so that the weight of the battery module is reduced; the positive electrode end plate 2 and the negative electrode end plate 3 further comprise a plastic main plate, the plastic main plate is light in weight and high in toughness, and steel pipes are embedded in the plastic main plate, so that the overall strength of the battery module is improved while the weight of the battery module is reduced. In this embodiment, the sides of the positive and negative end plates 2, 3 are provided with mounting holes and the top is provided with lifting holes for mounting the electrical components.
On the other hand, the utility model also provides a power supply unit, which comprises a power supply line and the battery module, wherein the power supply line is connected with the positive electrode and the negative electrode of the battery module. The battery module may be as shown in fig. 1 to 4. Specifically, in fig. 1 and 3, the battery module may include a plurality of cells 1, a positive electrode end plate 2, a negative electrode end plate 3, an insulating sheet 4, a packing belt 5, a bus bar 6, a harness support plate 7, and an upper cover 8. Wherein, a plurality of battery cells 1 are arranged side by side to form a battery unit; the positive electrode end plate 2 is provided at one side of the battery cell; the negative electrode end plate 3 is arranged on the other side of the battery unit; the insulating sheet 4 is arranged between two adjacent electric cells 1, the electric cell 1 and the positive electrode end plate 2, and between the electric cell 1 and the negative electrode end plate 3, and is used for isolating the electric cell 1, the positive electrode end plate 2 and the negative electrode end plate 3 so as to reduce the risk of short circuit of the electric cell 1; the packing belt 5 is wrapped on the peripheries of the positive electrode end plate 2, the negative electrode end plate 3 and the battery cell 1 and is used for reinforcing the structural strength of the battery module; the busbar 6 is connected with the electrode of the battery cell 1; the wire harness support plate 7 is arranged at one end of the electrodes of the plurality of electric cores 1 and is used for fixing the bus bars 6; the upper cover 8 is arranged on one surface of the wire harness support plate 7, which is far away from the battery cell 1, and is used for packaging the electrode of the battery cell 1, and the upper cover is also provided with a groove, so that the safety is improved, and the battery module can adapt to severe working conditions such as vehicle-mounted bump, drop and the like. In this embodiment, the battery cell 1 is mounted in a lying manner, so that space in the height direction is saved.
In this embodiment, insulating sheet 4 is coated with insulating viscose on both sides for paste the equipment with electric core 1 and anodal end plate 2, electric core 1 and negative pole end plate 3, and insulating sheet 4 can keep apart electric core 1, anodal end plate 2 and negative pole end plate 3, reduces the risk of electric core 1 short circuit. The positive electrode end plate 2 and the negative electrode end plate 3 are made of aluminum alloy materials, so that the weight of the battery module is reduced; the positive electrode end plate 2 and the negative electrode end plate 3 further comprise a plastic main plate, the plastic main plate is light in weight and high in toughness, and steel pipes are embedded in the plastic main plate, so that the overall strength of the battery module is improved while the weight of the battery module is reduced. In this embodiment, the sides of the positive and negative end plates 2, 3 are provided with mounting holes and the top is provided with lifting holes for mounting the electrical components.
Through the technical scheme, the utility model provides a battery module and a power supply unit, wherein a plurality of battery cells 1 are arranged side by side to form the battery unit; the positive end plate 2 and the negative end plate 3 are respectively arranged at two sides of the battery unit; the insulating sheet 4 is arranged between two adjacent electric cells 1, the electric cell 1 and the positive end plate 2, and between the electric cell 1 and the negative end plate 3; the packing belt 5 is wrapped on the peripheries of the positive electrode end plate 2, the negative electrode end plate 3 and the battery cell 1; the busbar 6 is connected with the electrode of the battery cell 1; the wire harness support plate 7 is arranged at one end of the electrodes of the plurality of electric cores 1 and is used for fixing the bus bars 6; the upper cover 8 is disposed on a surface of the wire harness support plate 7 away from the battery cell 1, and is used for packaging the electrodes of the battery cell 1. The battery module and the power supply unit can improve the overall structural strength of the battery module, reduce the risk of short circuit of the battery cell 1 and improve the energy density.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited thereto. The technical solution of the utility model can be subjected to a plurality of simple variants within the scope of the technical idea of the utility model. Including the combination of the specific features in any suitable manner, the utility model will not be described in any way in any possible combination in order to avoid unnecessary repetition. Such simple variations and combinations are likewise to be regarded as being within the scope of the present disclosure.
Claims (7)
1. A battery module, characterized in that the battery module comprises:
the battery comprises a plurality of battery cells, a plurality of battery cells and a battery module, wherein the battery cells are arranged side by side to form a battery unit;
the positive electrode end plate is arranged on one side of the battery unit;
a negative electrode end plate disposed at the other side of the battery cell;
the insulating sheet is arranged between two adjacent electric cores, the electric core and the positive electrode end plate, and between the electric core and the negative electrode end plate;
the packing belt is wrapped on the peripheries of the positive electrode end plate, the negative electrode end plate and the battery cell;
the busbar is connected with the electrode of the battery cell;
the wire harness support plate is arranged at one end of the electrodes of the plurality of electric cores and used for fixing the busbar;
and the upper cover is arranged on one surface, far away from the battery cell, of the wire harness support plate and is used for packaging the electrode of the battery cell.
2. The battery module according to claim 1, wherein both sides of the insulating sheet are coated with an insulating adhesive.
3. The battery module of claim 1, wherein the positive and negative end plates are aluminum alloy materials.
4. The battery module according to claim 1, wherein the positive and negative electrode end plates comprise a plastic main plate, and a steel pipe is embedded inside the plastic main plate.
5. The battery module according to claim 1, wherein the side surfaces of the positive and negative electrode end plates are provided with mounting holes.
6. The battery module of claim 1, wherein the top of the positive and negative end plates are provided with lifting holes.
7. A power supply unit comprising a power supply line and the battery module according to any one of claims 1 to 6, the power supply line being connected to a positive electrode and a negative electrode of the battery module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320768892.4U CN220341415U (en) | 2023-04-04 | 2023-04-04 | Battery module and power supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320768892.4U CN220341415U (en) | 2023-04-04 | 2023-04-04 | Battery module and power supply unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220341415U true CN220341415U (en) | 2024-01-12 |
Family
ID=89442196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320768892.4U Active CN220341415U (en) | 2023-04-04 | 2023-04-04 | Battery module and power supply unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220341415U (en) |
-
2023
- 2023-04-04 CN CN202320768892.4U patent/CN220341415U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |