CN208797084U - A kind of power battery pack - Google Patents
A kind of power battery pack Download PDFInfo
- Publication number
- CN208797084U CN208797084U CN201821902434.0U CN201821902434U CN208797084U CN 208797084 U CN208797084 U CN 208797084U CN 201821902434 U CN201821902434 U CN 201821902434U CN 208797084 U CN208797084 U CN 208797084U
- Authority
- CN
- China
- Prior art keywords
- lower case
- battery core
- battery pack
- mould group
- core mould
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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)
Abstract
The utility model discloses a kind of power battery packs, it is characterized by comprising the lower case of mating connection and upper cover plates, the lower case both ends are equipped with the battery core mould group installation position of arrangement battery core mould group, battery core mould group installation position is corresponded on the upper cover plate and is equipped with the wider space to raise upward, is equipped with stiffening plate between the battery core mould group installation position.This power battery pack of the utility model, structure is simple, and assembling structure stability is good, so that battery pack battery core is uniformly distributed arrangement rationally, is conducive to improve power battery inclusion quantity, is satisfied with various, peace has stronger practicability and preferable application prospect.
Description
Technical field
The utility model belongs to automobile batteries technical field, more specifically to a kind of power battery pack.
Background technique
Pure electric automobile enters the period of high speed development, the scrambling of power battery pack and is unable to seriation and comes to arrangement
It says more intractable.Market increases electric vehicle mileage requirement, and battery energy density changes in lesser situation, to make power electric
Pond is contained electricity and is increased, and battery core is rationally arranged and is particularly important.
Utility model content
The purpose of this utility model is to solve the problems, such as of the existing technology, provides a kind of reasonable structural arrangement, installation knot
The good power battery pack of structure stability.
To achieve the goals above, the technical solution that the utility model is taken are as follows: provided this power battery pack,
Be characterized in that: lower case and upper cover plate including mating connection, the lower case both ends are equipped with the battery core of arrangement battery core mould group
Mould group installation position corresponds to battery core mould group installation position on the upper cover plate and is equipped with the wider space to raise upward, the battery core mould group
Stiffening plate is equipped between installation position.
To keep above-mentioned technical proposal more detailed and specific, the utility model also provides optimization technique further below
Scheme, to obtain satisfied practical function:
The edge of the lower case is equipped with spaced apart multiple mounting brackets.
BMS is installed from plate between the battery core mould group installation position in the lower case.
Described lower case one end is equipped with relay.
The upper cover plate is equipped with service switch.
The connection edge being correspondingly connected with is equipped in the lower case and upper cover plate, the connection edge is equipped with multiple
Seal gasket is equipped between the connecting hole of arrangement, the lower case and the upper cover plate.
Two side plates for surrounding the battery core mould group installation position are equipped in the lower case, the stiffening plate is connected to described
Between side plate.
The battery core mould group installation position edge is equipped with multiple spaced apart process Installation holes.
The utility model compared with prior art, has the advantage that the utility model power battery pack, and structure is simple,
Connection and reasonable arrangement, mounting structure stability is good, has stronger practicability and preferable application prospect.
Detailed description of the invention
The label in content and figure expressed by the attached drawing to this specification is briefly described below:
Fig. 1 is the utility model power battery pack structural schematic diagram；
Fig. 2 is the utility model power battery pack schematic diagram of internal structure；
In the figure, it is marked as 1, service switch, 2, upper cover plate, 3, lower case, 4, mounting bracket, 5, battery core mould group, 6, relay
Device, 7, BMS is from plate, 8, stiffening plate.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to specific embodiment of the present utility model further detailed
Thin explanation.
This power battery pack of the utility model, as shown in Figure 1, 2, lower case 3 and upper cover plate 2 including mating connection,
3 both ends of lower case are equipped with the battery core mould group installation position of arrangement battery core mould group 5, correspond to battery core mould group installation position on upper cover plate 2 and set
There is the wider space to raise upward, to be preferably coupled battery core mould group 5, saves mounting arrangements space.In the utility model,
It is equipped with stiffening plate 8 between battery core mould installation position, 3 intensity of lower casing can be improved while improving battery core mould 5 fixing intensity of group, promote it
Overall structure performance.
In the utility model, as shown in Figure 2, the edge of lower case 3 is equipped with spaced apart multiple mounting brackets 4, with
Convenient for assembled battery pack assembly to be fixedly mounted on the car body, it is easily installed arrangement.
In the utility model, BMS is installed between battery core mould group installation position from plate 7 in lower case 3.Lower case 3 one
End is equipped with relay 6.Upper cover plate 2 is equipped with service switch 1.Such reasonable structural arrangement of the utility model collects BMS from plate 7
At in battery pack, mainboard, which can be integrated into, can save many spaces in other electric-control systems, for arranging battery core to increase electricity
Tankage.
In the utility model, it is equipped with the connection edge being correspondingly connected in lower case 3 and upper cover plate 2, connects and is set on edge
There are multiple spaced apart connections.Seal gasket is equipped between lower case 3 and upper cover plate 2.Upper cover plate 2 and battery pack lower case 3
Assembly is bolted together, and intermediate cryptographic potting pad forms sealing.
In the utility model, two side plates for surrounding battery core mould group installation position are equipped in lower case 3, stiffening plate 8 is connected to
Between side plate.It is that both ends are arranged that battery core mould group 5, which is arranged, inside the battery pack, and centre is left a blank, when in order to meet natural heat dissipation inside
Air circulation controls battery pack internal temperature rise convenient for heat exchange.Stiffening plate 8 passes through the side of welding procedure and 5 two sides of battery core mould group
Plate is welded as a whole, and 5 fixing intensity of battery core mould group can be improved, while enhancing lower case middle casing intensity.
As shown in Figure 2, battery core mould group installation position edge is equipped with multiple spaced apart process Installation holes.Battery core mould group week
Setting process Installation hole is enclosed, PCB collection plate is can be used as while reducing mass of system and improving mass of system energy density and fixes
Hole is easily installed arrangement.
The utility model is one group of power battery pack, and power battery pack assembly is by upper cover plate 2, lower case 3, battery core mould group 5,
Service switch 1, relay 6 is equal to be constituted.Upper cover plate 2 is stamped to form by one block of composite material containing SMC, and service switch 1 is fixed
On upper cover plate 2；Lower case 3 is made of several pieces of SPCC material punch weldings, and relay 6 is located at battery pack terminal front end, upper cover
There is seal gasket to be sealed among plate 2 and lower case 3.BMS is integrated into battery pack from plate, and mainboard is integrated into other automatically controlled systems
Many spaces can be saved in system, for arranging battery core to increase battery capacity.
In the utility model, the mounting bracket 4 of battery pack and stiffening plate 8 are welded as with lower case 3 by welding procedure
Then battery core mould group 5 is fixed on inside lower case 3 by one in such a way that lateral surface compressing is fixed, then be fastened by bolts by
Service switch 1, relay 6, BMS are assembled together from plate 7 and lower case 3 and form battery pack lower case assembly, finally will
Upper cover plate 2 and battery pack lower case assembly are bolted together, and intermediate cryptographic potting pad forms sealing.
The course of work of the invention: power battery pack of the present invention by relay 6 closure starts to vehicle power, BMS from
7 moment of plate monitors 5 state of battery core mould group, it is ensured that and the energy content of battery performs to ultimate attainment, and driver is enable to grasp cell operating status, with
Protect cell safety.
The reasonable Arrangement of battery core mould group 5 adequately utilizes the inner space of power battery pack, so that electricity capacity reaches maximum,
Be conducive to electric vehicle traveling range.BMS guarantees power battery pack and vehicle work well from the state that plate 7 monitors battery core.
The utility model power battery pack arrangement, has the advantages that
It 1, is to rationally design mould group gap and mould group and peripheral parts by 5 scheme of battery core mould group in reasonable arranging system
System radiating ability is improved in gap, reduces the temperature rise of internal system battery core and improves system circulation service life extension vehicle course continuation mileage；
2, power battery pack service switch is located above power battery pack, below vehicle back seat, and plug is facilitated to repair
Switch is conducive to save maintenance man-hours；
3, power battery pack battery core is placed with making full use of conducive to space according to such battery pack, improves power battery pack
Electricity capacity；
4, this structure is simple, is easy to series.It is positioned at below body platform, is conducive to improve vehicle bending and torsion is rigid
Degree.
5, power battery pack is integrated into battery from plate, and mainboard is arranged in external high voltage control case, can save sky
Between be used to arrange battery core to increase battery electricity capacity.
This power battery pack of the utility model, structure is simple, and assembling structure stability is good, so that battery pack battery core is uniformly divided
Cloth arrangement is reasonable, is conducive to improve power battery inclusion quantity, is satisfied with various, peace is with stronger practicability and preferably
Application prospect.
The utility model is exemplarily described above in conjunction with attached drawing, but the utility model be not limited to it is above-mentioned
Mode, as long as the improvement or directly application of the various unsubstantialities carried out using the method concept and technical solution of the utility model
In other occasions, all fall in the protection scope of the utility model.
Claims (8)
1. a kind of power battery pack, it is characterised in that: lower case and upper cover plate including mating connection, the lower case both ends are equal
Battery core mould group installation position equipped with arrangement battery core mould group correspond to battery core mould group installation position on the upper cover plate equipped with raising upward
Wider space is equipped with stiffening plate between the battery core mould group installation position.
2. power battery pack described in accordance with the claim 1, it is characterised in that: the edge of the lower case is equipped with spaced apart
Multiple mounting brackets.
3. power battery pack according to claim 2, it is characterised in that: be located at the battery core mould group in the lower case and pacify
Dress is equipped with BMS from plate between position.
4. power battery pack described in accordance with the claim 3, it is characterised in that: described lower case one end is equipped with relay.
5. according to the described in any item power battery packs of Claims 1-4, it is characterised in that: the upper cover plate is equipped with maintenance
Switch.
6. power battery pack according to claim 5, it is characterised in that: be equipped with correspondence on the lower case and upper cover plate
The connection edge of connection, the connection edge are equipped with multiple spaced apart connecting holes, the lower case and the upper cover plate
Between be equipped with seal gasket.
7. power battery pack according to claim 6, it is characterised in that: be equipped in the lower case and surround the battery core mould
Two side plates of group installation position, the stiffening plate are connected between the side plate.
8. power battery pack according to claim 7, it is characterised in that: the battery core mould group installation position edge is equipped with multiple
Spaced apart process Installation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902434.0U CN208797084U (en) | 2018-11-19 | 2018-11-19 | A kind of power battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902434.0U CN208797084U (en) | 2018-11-19 | 2018-11-19 | A kind of power battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208797084U true CN208797084U (en) | 2019-04-26 |
Family
ID=66212759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821902434.0U Active CN208797084U (en) | 2018-11-19 | 2018-11-19 | A kind of power battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208797084U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103867A1 (en) * | 2019-11-29 | 2021-06-03 | 比亚迪股份有限公司 | Battery pack and electric vehicle |
| US11641037B2 (en) | 2018-12-23 | 2023-05-02 | Contemporary Amperex Technology Co., Limited | Battery module |
| US11715856B2 (en) | 2018-12-29 | 2023-08-01 | Contemporary Amperex Technology Co., Limited | Battery pack |
| US11870357B2 (en) | 2018-04-26 | 2024-01-09 | Byd Company Limited | Dc-dc converter, on-board charger, and electric vehicle |
-
2018
- 2018-11-19 CN CN201821902434.0U patent/CN208797084U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11870357B2 (en) | 2018-04-26 | 2024-01-09 | Byd Company Limited | Dc-dc converter, on-board charger, and electric vehicle |
| US11641037B2 (en) | 2018-12-23 | 2023-05-02 | Contemporary Amperex Technology Co., Limited | Battery module |
| US11715856B2 (en) | 2018-12-29 | 2023-08-01 | Contemporary Amperex Technology Co., Limited | Battery pack |
| WO2021103867A1 (en) * | 2019-11-29 | 2021-06-03 | 比亚迪股份有限公司 | Battery pack and electric vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |