CN213026395U

CN213026395U - Battery pack and vehicle with same

Info

Publication number: CN213026395U
Application number: CN202022443864.4U
Authority: CN
Inventors: 李雷; 郑慧苗; 瓮百川
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-04-20
Anticipated expiration: 2030-10-28

Abstract

The application discloses battery package and have its vehicle, battery package includes: a housing; the battery module is arranged in the shell; a high voltage connection bar adapted to electrically connect the plurality of battery modules; the fixed bolster, the fixed bolster sets up on the casing, the extending direction of fixed bolster with the extending direction of high pressure run-on is the same and be suitable for fixedly the high pressure run-on. According to the battery package of this application embodiment, through setting up the fixed bolster unanimous with high-pressure run-on direction to fix it on the run-on direction of high-pressure run-on, can improve the high-pressure and connect the fixed stability of arranging in the battery package, avoid high-pressure run-on to appear phenomenons such as shake, drunkenness, in order to avoid high-pressure run-on to contact short circuit even with surrounding parts, thereby improve the electric safety nature of battery package, in order to improve the safety in utilization and the job stabilization nature of battery package.

Description

Battery pack and vehicle with same

Technical Field

The utility model belongs to the technical field of the vehicle technique and specifically relates to a battery package and have its vehicle is related to.

Background

With the increasing scarcity of petroleum resources and the rising demand for environmental protection, new energy vehicles, especially electric vehicles, become a major direction for the development of the vehicle industry.

In the related art, the battery pack is composed of a plurality of battery modules, and the plurality of battery modules are connected in series or in parallel to output electric energy with a large voltage. However, in the conventional battery pack, the plurality of battery modules are electrically connected by the high-voltage bank, but it is difficult to stably fix the high-voltage bank in the battery pack.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a battery package, the fixed of high-pressure connecting row is more stable, the safety in utilization is higher in the battery package.

The utility model discloses a vehicle of adopting above-mentioned battery package is further provided.

According to the utility model discloses battery package of vehicle of first aspect embodiment includes: a housing; the battery module is arranged in the shell; a high voltage connection bar adapted to electrically connect the plurality of battery modules; the fixed bolster, the fixed bolster sets up on the casing, the extending direction of fixed bolster with the extending direction of high pressure run-on is the same and be suitable for fixedly the high pressure run-on.

According to the battery package of this application embodiment, through setting up the fixed bolster unanimous with high-pressure run-on direction to fix it on the run-on direction of high-pressure run-on, can improve the high-pressure and connect the fixed stability of arranging in the battery package, avoid high-pressure run-on to appear phenomenons such as shake, drunkenness, in order to avoid high-pressure run-on to contact short circuit even with surrounding parts, thereby improve the electric safety nature of battery package, in order to improve the safety in utilization and the job stabilization nature of battery package.

In some embodiments, the fixing bracket comprises: the fixed plate and be located the backup pad at fixed plate both ends, the backup pad be suitable for with the casing is connected, the fixed plate is suitable for fixed high pressure run-on.

According to some embodiments of the utility model, the one end of backup pad with the fixed plate is connected, the other end of backup pad deviates from the backup pad is buckled in order to wrap up battery module, just the other end and the casing of backup pad are fixed.

Further, be provided with the connecting plate on the other end of backup pad, the connecting plate deviates from battery module extends and with the casing laminating sets up, the fastener passes the connecting plate battery module's installation ear in order to with the casing is connected.

Furthermore, a reinforcing rib is arranged on the middle area of the supporting plate.

In some embodiments, the fixing plate includes: the high-voltage connector comprises a body part and a plurality of spaced connecting parts arranged on the body part, wherein the connecting parts are suitable for fixing the high-voltage connecting row.

Further, the high voltage connection bank comprises: positive connection row and negative pole connection row, connecting portion include: the first connecting portion is connected with the positive electrode connecting row, and the second connecting portion is connected with the negative electrode connecting row.

Furthermore, a plurality of lightening holes are arranged on the body part, and the lightening holes are arranged at intervals.

In some embodiments, a reinforcing flange is further arranged between two adjacent connecting parts.

According to the utility model discloses vehicle of second aspect embodiment includes: the battery pack for a vehicle described in the above embodiment.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic diagram of a battery pack according to an embodiment of the present application;

fig. 2 is a schematic view of a fixing bracket of a battery pack according to an embodiment of the present application;

fig. 3 is another schematic view of a fixing bracket of a battery pack according to an embodiment of the present application.

Reference numerals:

the battery pack 100 is provided with a battery pack,

a case 10, a battery module 20, a high voltage connection bar 30,

the fixing bracket 40, the fixing plate 41, the body 411, the connecting part 412, the supporting plate 42 and the connecting plate 43.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

A battery pack 100 and a vehicle according to an embodiment of the present invention are described below with reference to fig. 1 to 3.

As shown in fig. 1, a battery pack 100 for a vehicle according to an embodiment of the first aspect of the present invention includes: a housing 10; a battery module 20, the battery module 20 being disposed in the case 10; a high-voltage connection bank 30, the high-voltage connection bank 30 being adapted to electrically connect the plurality of battery modules 20; and the fixing bracket 40 is arranged on the shell 10, and the extending direction of the fixing bracket 40 is the same as that of the high-voltage connecting row 30 and is suitable for fixing the high-voltage connecting row 30.

Specifically, in order to satisfy the voltage requirement, the battery pack 100 needs to connect a plurality of battery modules 20 in series, the battery modules 20 after being connected in series output electric energy through the high-voltage connecting bar 30, and then fix the high-voltage connecting bar 30 through the fixing bracket 40 which is arranged to be the same as the extending direction of the high-voltage connecting bar 30, so that the fixing stability of the high-voltage connecting bar 30 in the battery pack 100 can be improved, the high-voltage connecting bar 30 with high voltage is prevented from contacting with surrounding parts, the insulating property of the battery pack 100 is improved, and the working stability of the battery pack 100 is improved.

It will be appreciated that the high voltage connection bank 30 includes: a connection bank in which a plurality of battery modules 20 are connected in series, and an output bank which protrudes to the end of the battery pack 100 and is finally configured as an output terminal.

According to the battery pack 100 of the embodiment of the application, through setting up the fixed bolster 40 unanimous with high-pressure connecting row 30 extending direction, fix it on the extending direction of high-pressure connecting row 30, can improve the fixed stability of high-pressure connecting row 30 in battery pack 100, avoid high-pressure connecting row 30 phenomenons such as shake, drunkenness to appear, contact or even short circuit with surrounding parts in order to avoid high-pressure connecting row 30, thereby improve the electrical safety of battery pack 100, in order to improve the safety in utilization and the job stabilization nature of battery pack 100.

In the particular embodiment shown in fig. 2, the fixing bracket 40 comprises: a fixing plate 41 and support plates 42 at both ends of the fixing plate 41, the support plates 42 being adapted to be coupled with the case 10, the fixing plate 41 being adapted to fix the high voltage connection bank 30.

Wherein, one end of the supporting plate 42 is connected with the fixing plate 41, the other end of the supporting plate 42 is bent away from the supporting plate 42 to wrap the battery module 20, and the other end of the supporting plate 42 is fixed with the housing 10.

Specifically, the fixing plate 41 and the supporting plate 42 form a fixing bracket 40 having a zigzag structure, the supporting plate 42 is connected to the housing 10, the fixing plate 41 extends in the extending direction of the battery modules 20, so that the fixing bracket 40 straddles the battery modules 20, the fixing bracket 40 is connected to the bottom plate of the housing 10 in the gap between the adjacent battery modules 20 or in the gap between the battery modules 20 and the side plate of the housing 10, thereby reducing the space occupation of the fixing bracket 40 in the housing 10.

As shown in fig. 1 and 3, a connecting plate 43 is disposed at the other end of the supporting plate 42, the connecting plate 43 extends away from the battery module 20 and is attached to the housing 10, and a fastener penetrates through the connecting plate 43 and the mounting ear of the battery module 20 to connect to the housing 10.

That is to say, connecting plate 43 and at least one mounting point in the battery module 20 a plurality of installation ears share, through wearing to establish the fastener on connecting plate 43 and realizing the fixed of connecting plate 43, battery module 20 and casing 10, not only can reduce the fastener quantity that battery package 100 used to reduce the weight of battery package 100, can improve assembly efficiency moreover, the joint strength between fixed bolster 40 and battery module 20, the bottom plate of casing 10 is higher, and battery package 100's structural strength is higher.

As shown in fig. 2, a reinforcing rib is provided on the middle region of the support plate 42. This can further improve the structural strength of the support plate 42 and the stability of the fixing bracket 40 in supporting the high-voltage connecting bar 30.

In some embodiments, the fixing plate 41 includes: a body portion 411 and a plurality of spaced apart connection portions 412 disposed on the body portion 411, the connection portions 412 adapted to secure the high voltage connection bank 30.

Specifically, the high-voltage connection bank 30 includes: positive electrode connection row and negative electrode connection row, connecting portion 412 includes: a first connection portion located at one side of the body portion 411 and a second connection portion located at the other side of the body portion 411, the first connection portion being connected to the positive connection row, and the second connection portion being connected to the negative connection row.

From this, through setting up first connecting portion and second connecting portion to spacing apart positive connecting row and negative pole connecting row, avoid high-voltage connecting row 30 short circuit to appear, improve battery module 20's job stabilization nature and safety in utilization.

Further, the body 411 is provided with a plurality of lightening holes, and the plurality of lightening holes are arranged at intervals. Thus, the weight and cost of the fixing bracket 40 can be effectively reduced.

In some embodiments, a reinforcing flange is further disposed between two adjacent connecting portions 412. From this, strengthen the turn-ups through setting up, can improve the structural strength of fixed bolster 40 to improve the fixed stability of fixed bolster 40 to high-pressure connecting row 30.

According to the utility model discloses vehicle of second aspect embodiment includes: the battery pack 100 of the vehicle in the above embodiment.

According to the vehicle of the embodiment of the application, the battery pack 100 in the above embodiment has the same technical effects, and the details are not repeated herein.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more.

In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A battery pack (100) for a vehicle, comprising:

a housing (10);

a battery module (20), the battery module (20) being disposed within the housing (10);

a high-voltage connection bank (30), the high-voltage connection bank (30) being adapted to electrically connect a plurality of the battery modules (20);

the fixing support (40) is arranged on the shell (10), and the extending direction of the fixing support (40) is the same as that of the high-voltage connecting row (30) and is suitable for fixing the high-voltage connecting row (30).

2. The battery pack (100) of the vehicle according to claim 1, wherein the fixing bracket (40) includes: a fixing plate (41) and support plates (42) at both ends of the fixing plate (41), the support plates (42) being adapted to be connected with the housing (10), the fixing plate (41) being adapted to fix the high-voltage connection bank (30).

3. The battery pack (100) for the vehicle according to claim 2, wherein one end of the support plate (42) is connected with the fixing plate (41), the other end of the support plate (42) is bent away from the support plate (42) to surround the battery module (20), and the other end of the support plate (42) is fixed with the case (10).

4. The vehicle battery pack (100) according to claim 3, wherein a connecting plate (43) is provided on the other end of the support plate (42), the connecting plate (43) extends away from the battery module (20) and is disposed in close contact with the housing (10), and a fastener passes through the connecting plate (43) and a mounting ear of the battery module (20) to be connected with the housing (10).

5. The battery pack (100) for the vehicle according to claim 4, wherein a reinforcing rib is provided on a middle region of the support plate (42).

6. The battery pack (100) of the vehicle according to claim 2, wherein the fixing plate (41) includes: a body portion (411) and a plurality of spaced apart connection portions (412) disposed on the body portion (411), the connection portions (412) being adapted to secure the high voltage connection bank (30).

7. The battery pack (100) of the vehicle according to claim 6, wherein the high-voltage connection bank (30) includes: a positive connection bank and a negative connection bank, the connection portion (412) comprising: the first connecting portion is located at one side of the body portion (411) and the second connecting portion is located at the other side of the body portion (411), the first connecting portion is connected with the positive electrode connecting row, and the second connecting portion is connected with the negative electrode connecting row.

8. The vehicle battery pack (100) according to claim 6, wherein the body portion (411) is provided with a plurality of lightening holes, and the plurality of lightening holes are arranged at intervals.

9. The battery pack (100) of the vehicle according to claim 2, wherein a reinforcing flange is further provided between two adjacent connecting portions (412).

10. A vehicle, characterized by comprising: the battery pack (100) of the vehicle of any one of claims 1-9.