CN211980692U

CN211980692U - Battery module for vehicle and vehicle

Info

Publication number: CN211980692U
Application number: CN202020715488.7U
Authority: CN
Inventors: 赵祥熙; 张海建
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-11-20
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a battery module and vehicle for vehicle, battery module includes: the shell is internally provided with an accommodating space; the baffle is arranged in the accommodating space so as to divide the accommodating space into a plurality of chambers for accommodating the pole group, and a first cooling flow channel is arranged on the baffle. Therefore, on one hand, the pole group can be cooled through the baffle plate, and the baffle plate can cool the pole group on two sides of the pole group, so that the cooling effect can be improved, the working stability of the battery module can be improved, and the service life of the battery module can be prolonged; on the other hand, a plurality of utmost point groups all directly set up in the casing, and need not to set up parts such as liquid cold drawing, can simplify the structure of battery module to improve the space of battery module and constitute, can arrange more utmost point groups in making the battery module, thereby improve the energy density of battery module, and reduce the weight and the cost of battery module.

Description

Battery module for vehicle and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle technique and specifically relates to a battery module and vehicle for vehicle is related to.

Background

In the related art, since the battery module generates heat during operation, the life and the safety of the battery module are negatively affected, and therefore the battery module needs to be subjected to heat dissipation. When the battery module is cooled by the liquid cooling method, the liquid cooling plate needs to be arranged on the peripheral side of the battery module, and the battery module is cooled by the flowing of the cooling liquid in the liquid cooling plate.

However, although the liquid cooling plate is arranged to cool the battery module, the cooling efficiency is low, the volume of the liquid cooling plate is large, the weight is high, and the energy density of the battery module is reduced.

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 present invention is to provide a battery module for a vehicle, which has a high energy density and a good cooling effect.

The utility model further provides a vehicle, the vehicle adopts above-mentioned battery module.

According to the utility model discloses a battery module for vehicle of first aspect embodiment, include: the shell is internally provided with an accommodating space; the baffle is arranged in the accommodating space so as to divide the accommodating space into a plurality of chambers for accommodating the pole group, and a first cooling flow channel is arranged on the baffle.

According to the battery module provided by the embodiment of the utility model, the first cooling flow channel is arranged on the baffle plate, and the plurality of pole groups can be correspondingly inserted into the cavity defined by the baffle plate; on one hand, the pole group can be cooled through the baffle plate, and the baffle plate can cool the pole group on two sides of the pole group, so that the cooling effect can be improved, the working stability of the battery module can be improved, and the service life of the battery module can be prolonged; on the other hand, a plurality of utmost point groups all directly set up in the casing, and need not to set up parts such as liquid cold drawing, can simplify the structure of battery module to improve the space of battery module and constitute, can arrange more utmost point groups in making the battery module, thereby improve the energy density of battery module, and reduce the weight and the cost of battery module.

According to some embodiments of the present invention, the baffle is configured to be plural, and each of the first cooling flow passages is provided on the baffle.

In some embodiments, a plurality of the first cooling flow channels are connected in series in sequence.

Further, two adjacent first cooling flow passages are connected through a connecting pipeline, and at least part of the connecting pipeline is arranged on the outer side of the shell.

In some embodiments, a plurality of the first cooling flow channels are connected in parallel, the water inlet ends of the plurality of the first cooling flow channels are connected with a water inlet pipe, and the water outlet ends of the plurality of the first cooling flow channels are connected with a water outlet pipe.

In some embodiments, the housing comprises: the baffle plate comprises a first side plate and a second side plate which are opposite to each other, the baffle plate is clamped between the first side plate and the second side plate, and a first opening and a second opening which are communicated with the first cooling flow channel are respectively formed in the first side plate and the second side plate.

According to some embodiments of the present invention, each of the plurality of first cooling channels is provided on the baffle at an interval along the vertical direction.

In some embodiments, the housing comprises: the top plate and the bottom plate are opposite to each other, and a second cooling flow channel is arranged on the top plate or/and the bottom plate.

Further, the second cooling flow channel is opposite to the baffle plate or/and the cavity in the vertical direction.

According to the utility model discloses vehicle of second aspect embodiment includes: the battery module 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 view of a battery module according to an embodiment of the present invention;

fig. 2 is another schematic view of a battery module according to an embodiment of the present invention;

fig. 3 is yet another schematic view of a battery module according to an embodiment of the present invention.

Reference numerals:

the battery module 100 is provided with a battery case,

the water heater comprises a shell 10, a first side plate 11, a second side plate 12, a bottom plate 13, a baffle 20, a connecting pipeline 30, a water inlet pipe 40 and a water outlet pipe 50.

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 module 100 for a vehicle 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 module 100 for a vehicle according to an embodiment of the first aspect of the present invention includes: the device comprises a shell 10 and a baffle 20, wherein an accommodating space is arranged in the shell 10; baffle 20 sets up in the accommodation space in order to be used for the accommodation space to divide into a plurality of chambeies that are used for holding the utmost point group, is provided with first cooling channel on the baffle 20.

Specifically, casing 10 and baffle 20 are integrated into one piece's extruded piece, and extrusion has first cooling runner on baffle 20, cuts apart into a plurality of cavities through baffle 20 with accommodation space, all can set up a utmost point group in each cavity, and then forms the first cooling runner on baffle 20 and can dispel the heat to the utmost point group that is located the cavity.

According to the battery module 100 provided by the embodiment of the present invention, the first cooling channel is disposed on the baffle 20, and the plurality of pole groups can be correspondingly inserted into the cavity defined by the baffle 20, on one hand, the pole groups can be cooled by the baffle 20, and the baffle 20 can cool the pole groups on both sides of the pole groups, so that the cooling effect can be improved to improve the working stability and the service life of the battery module 100; on the other hand, the plurality of pole groups are directly disposed in the case 10 without disposing components such as a liquid cooling plate, so that the structure of the battery module 100 can be simplified, the space composition of the battery module 100 can be improved, more pole groups can be disposed in the battery module 100, the energy density of the battery module 100 can be increased, and the weight and cost of the battery module 100 can be reduced.

As shown in fig. 1, according to some embodiments of the present invention, the baffle 20 is configured in a plurality, and each baffle 20 is provided with a first cooling flow passage. From this, each utmost point group all can be located the cooling of the first cooling runner on its two baffles 20 of both sides to make utmost point group can be more abundant by the refrigerated, improve the cooling effect, and then avoid utmost point group overheated, improved battery module 100's job stabilization nature.

As shown in fig. 2, the plurality of first cooling channels are connected in series in sequence. Like this, a plurality of first cooling flow channels can provide the coolant liquid through a coolant liquid import, and the coolant liquid in a plurality of first cooling flow channels can be discharged through a coolant liquid export, makes battery module 100's structure simpler, and the coolant liquid supply of a plurality of first cooling flow channels is simpler, convenient.

In the specific embodiment shown in fig. 2, two adjacent first cooling flow passages are connected by a connecting duct 30, and at least a part of the connecting duct 30 is disposed outside the housing 10.

The connecting pipeline 30 is configured in a U shape, and two connectors at the open end of the connecting pipeline 30 are respectively connected to the coolant outlets and the coolant inlets of two adjacent first cooling channels, so that the coolant flowing out of one first cooling channel is transferred to another adjacent first cooling channel through the connecting pipeline 30, and the plurality of first cooling channels are connected in series, and at least part of the connecting pipeline 30 is located outside the housing 10, so that the connecting pipeline 30 is more simple and convenient to assemble, and the excessive occupation of the connecting pipeline 30 in the internal space of the housing 10 is avoided, and the space utilization rate of the battery module 100 is improved.

In other embodiments, as shown in FIG. 3, the plurality of first cooling channels are connected in parallel, the water inlet ends of the plurality of first cooling channels are connected to the water inlet pipe 40, and the water outlet ends of the plurality of first cooling channels are connected to the water outlet pipe 50. In this way, the plurality of first cooling channels are formed into the plurality of cooling channels which are arranged in parallel, the cooling liquid in each cooling channel is not interfered with each other, and the circulation efficiency of the cooling liquid can be improved, so that the heat dissipation effect is improved.

As shown in fig. 1, the housing 10 includes: the first side plate 11 and the second side plate 12 are opposite to each other, the baffle 20 is clamped between the first side plate 11 and the second side plate 12, and the first side plate 11 and the second side plate 12 are respectively provided with a first opening and a second opening communicated with the first cooling flow channel.

Like this, two connectors of switching pipeline open end stretch into in adjacent first opening or the adjacent second opening respectively to realize the intercommunication of two adjacent first cooling runner, make the assembly of connecting line 30 on casing 10 simpler, convenient, make casing 10's structure more reasonable simultaneously, make first cooling runner on integrated into one piece's the baffle 20 and the first opening on the casing 10, second open-ended extrusion all simpler, convenient.

As shown in fig. 1, each baffle 20 is provided with a plurality of first cooling channels arranged at intervals in the vertical direction. Therefore, the heat exchange uniformity of the baffle plate 20 is higher, the cooling uniformity of the pole group is better, the pole group can be effectively cooled, and the working stability of the battery module 100 is improved.

As shown in fig. 1, the housing 10 includes: the top plate and the bottom plate 13 are opposite to each other, and a second cooling flow channel is arranged on the top plate or/and the bottom plate 13. In this way, at least two side surfaces of the pole group, the top surface attached to the top plate, and the bottom surface attached to the bottom plate 13 can be cooled, and the cooling effect of the case 10 and the baffle plate 20 on the pole group can be further improved.

It should be noted that the top plate or/and the bottom plate 13 is provided with the second cooling flow channel, which means that in some embodiments, the top plate is provided with the second cooling flow channel; in other embodiments, a second cooling channel is provided on the bottom plate 13; in a preferred embodiment, a second cooling flow channel is provided on both the top plate and the bottom plate 13.

Of course, the structure of the battery module 100 of the present invention is not limited thereto, and optionally, the top plate, the bottom plate 13, and the side plate or the baffle plate formed with the first cooling flow channels may be provided with the second cooling flow channels, and when the second cooling flow channels are provided on the side plate formed with the first cooling flow channels, the second cooling flow channels are surrounded outside the plurality of first cooling flow channels.

Further, the second cooling flow passage is vertically opposed to the baffle 20 and/or the chamber. Therefore, heat exchange can be performed with the baffle 20 through the second cooling flow channel, or heat exchange can be performed with the electrode group located in the cavity through the second cooling flow channel, so as to reduce the temperature inside the battery module 100.

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

According to the utility model discloses vehicle adopts above-mentioned battery module 100, and the technological effect that has is unanimous with above-mentioned battery module 100, no longer gives unnecessary details here.

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 module (100) for a vehicle, characterized by comprising:

the device comprises a shell (10), wherein an accommodating space is arranged in the shell (10);

the baffle (20), baffle (20) set up in order to split into a plurality of chambeies that are used for holding the utmost point group with accommodation space in the accommodation space, be provided with first cooling channel on the baffle (20).

2. The battery module (100) for the vehicle according to claim 1, wherein the baffle plate (20) is configured in plurality, and the first cooling flow passage is provided on each of the baffle plates (20).

3. The battery module (100) for the vehicle according to claim 2, wherein a plurality of the first cooling flow channels are connected in series in sequence.

4. The battery module (100) for the vehicle according to claim 3, wherein adjacent two of the first cooling flow passages are connected by a connecting duct (30), at least a part of the connecting duct (30) being disposed outside the case (10).

5. The battery module (100) for the vehicle according to claim 2, wherein a plurality of the first cooling flow passages are connected in parallel, water inlet ends of the plurality of the first cooling flow passages are connected to a water inlet pipe (40), and water outlet ends of the plurality of the first cooling flow passages are connected to a water outlet pipe (50).

6. The battery module (100) for the vehicle according to claim 2, wherein the case (10) includes: the cooling structure comprises a first side plate (11) and a second side plate (12) which are opposite to each other, wherein a baffle (20) is clamped between the first side plate (11) and the second side plate (12), and a first opening and a second opening which are communicated with a first cooling flow channel are respectively formed in the first side plate (11) and the second side plate (12).

7. The battery module (100) for the vehicle according to claim 1, wherein each of the baffles (20) is provided with a plurality of the first cooling flow channels arranged at intervals in an up-down direction.

8. The battery module (100) for the vehicle according to claim 1, wherein the case (10) includes: the cooling device comprises a top plate and a bottom plate (13) which are opposite to each other, wherein a second cooling flow channel is arranged on the top plate or/and the bottom plate (13).

9. The battery module (100) for the vehicle according to claim 8, wherein the second cooling flow passage is directly opposed to the baffle plate (20) or/and the chamber in an up-down direction.

10. A vehicle, characterized by comprising: the battery module (100) for a vehicle according to any one of claims 1 to 9.