CN218769754U

CN218769754U - Heat conduction and dissipation device for power battery of automobile

Info

Publication number: CN218769754U
Application number: CN202223127042.0U
Authority: CN
Inventors: 郭丹莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-28
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a power battery heat conduction heat abstractor for car, including battery case lower cover and battery case upper cover, the last inside of battery case lower cover is provided with the battery mounting groove, install fin A on the outer wall of battery case lower cover, be provided with fin B on the outside of battery case upper cover, the surface coating of fin A and fin B has graphite alkene heat dissipation coating, be provided with the heat pipe between the fin A, be provided with the heat pipe between the fin B, this device utilizes material physical properties, carries out physics heat conduction and heat dissipation, need not the outside and provides the energy, can realize all-weather automatic equilibrium heat conduction and heat dissipation to effectual problem and the not enough that has solved current device and appear.

Description

Heat conduction and dissipation device for power battery of automobile

Technical Field

The utility model relates to a power battery heat dissipation field especially relates to a power battery heat conduction heat abstractor for car.

Background

The power battery is a device which is configured on an automobile, can store electric energy and can be recharged, and provides energy for driving the automobile to run, and comprises a lithium ion power battery, a metal hydride nickel-hydrogen power battery, a super capacitor and the like, and does not comprise a lead-acid battery.

The radiating effect is not good when installing in the inside of shell at the car power battery who uses at present, and the heat that the battery produced is difficult to distribute away, can cause the injury to car power battery.

In view of the above, research and improvement are made for the existing problems, and a heat conduction and dissipation device for a power battery for an automobile is provided, which has a reasonable structural design, utilizes physical properties of materials to conduct physical heat conduction and heat dissipation, does not need external energy supply, can realize all-weather automatic balanced heat conduction and heat dissipation, and aims to achieve the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a heat conduction and dissipation device for a power battery for an automobile.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a power battery heat conduction heat abstractor for car, includes battery case lower cover and battery case upper cover, the last inside of battery case lower cover is provided with the battery mounting groove, install fin A on the outer wall of battery case lower cover, be provided with fin B on the outside of battery case upper cover, the surface coating of fin A and fin B has graphite alkene heat dissipation coating, be provided with the heat pipe between the fin A, be provided with the heat pipe between the fin B.

As a further description of the above technical solution:

the battery shell upper cover is detachably connected to the top of the battery shell lower cover, the size of the battery shell lower cover is matched with that of the battery shell upper cover, and the battery shell lower cover and the battery shell upper cover are made of aluminum alloy with good heat conducting performance.

Specifically, the battery case is made of a material with excellent heat conductivity.

As a further description of the above technical solution:

the inside at the battery case lower cover is seted up to the battery mounting groove, the quantity of battery mounting groove is a plurality of, power battery has been placed to the inside of battery mounting groove, fin A is the same with fin B's size.

Specifically, the battery shell wraps the power battery in the whole mode in all directions.

As a further description of the above technical solution:

fin B fixed connection is on the outer wall of battery case upper cover, fin B's quantity is a plurality of, graphite alkene heat dissipation coating fixed connection is on fin B's surface, heat pipe fixed connection is between fin B, the quantity of heat pipe is a plurality of.

Specifically, a cavity capable of placing a plurality of power batteries is arranged in the battery shell.

As a further description of the above technical solution:

fin A fixed connection is on the outer wall of battery case lower cover, fin A's quantity is a plurality of, graphite alkene heat dissipation coating fixed connection is on fin A's surface, heat pipe fixed connection is between fin A, the quantity of heat pipe is a plurality of.

Specifically, there are a plurality of fin in the battery case outside, increase heat radiating area, place a plurality of heat pipes between fin and the fin, realize high-efficient whole heat conduction, carry out balanced conduction with each battery cell's of battery package heat.

The utility model discloses following beneficial effect has:

the utility model discloses in, 1, this device utilize material physical properties, carry out physics heat conduction and heat dissipation, need not the outside and provide the energy, can realize all-weather automatic equilibrium heat conduction and heat dissipation.

2. The battery pack is characterized in that the whole shell is made of a material (aluminum alloy) with good heat conduction performance, the battery is installed in the shell, heat is transferred between the battery and the battery by using the shell, and the heat pipe can improve the heat transfer efficiency, accelerate the heat transfer, enable the temperature difference between the battery and the battery in the battery pack to be the minimum state and realize the heat balance between the batteries.

Drawings

Fig. 1 is a schematic structural view of a battery case lower cover of a heat conduction and dissipation device for a power battery for an automobile, according to the present invention;

fig. 2 is a schematic structural view of an upper cover of a battery case of a heat conduction and dissipation device for a power battery for an automobile, according to the present invention;

fig. 3 is a schematic view of a heat sink of the heat conducting and dissipating device for the power battery of the vehicle according to the present invention;

fig. 4 is an enlarged view of the heat dissipation plate of the heat conduction and dissipation device for the power battery for the vehicle.

Illustration of the drawings:

1. a battery case lower cover; 2. a battery mounting groove; 3. a heat sink A; 4. a battery case upper cover; 5. a heat sink B; 6. a graphene heat dissipation coating; 7. a heat conducting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a power battery heat conduction heat abstractor for car, includes battery case lower cover 1 and battery case upper cover 4, battery case lower cover 1 goes up inside and is provided with battery mounting groove 2, install fin A3 on the outer wall of battery case lower cover 1, be provided with fin B5 on the outside of battery case upper cover 4, the surface coating of fin A3 and fin B5 has graphite alkene thermal coating 6, be provided with heat pipe 7 between the fin A3, be provided with heat pipe 7 between the fin B5.

The utility model discloses in, battery case upper cover 4 can dismantle the top of connection at battery case lower cover 1, battery case lower cover 1 and battery case upper cover 4's size looks adaptation, battery case lower cover 1 and battery case upper cover 4 are made by the good aluminum alloy of thermal conductivity, through the setting of battery case lower cover 1 and battery case upper cover 4, can dispel the heat to inside battery, and the battery is installed in the casing, between battery and the battery, utilizes the casing to carry out the heat transfer, dispels the heat to the battery.

Further, battery mounting groove 2 sets up in the inside of battery case lower cover 1, the quantity of battery mounting groove 2 is a plurality of, power battery is placed to the inside of battery mounting groove 2, fin A3 is the same with fin B5's size, through the combination of battery case lower cover 1 with battery case upper cover 4, just can install power battery in the inside of battery mounting groove 2, makes it form a whole.

Further, fin A3 fixed connection is on the outer wall of battery case lower cover 1, fin A3's quantity is a plurality of, 6 fixed connection of graphite alkene thermal coating are on fin A3's surface, heat pipe 7 fixed connection is between fin A3, the quantity of heat pipe 7 is a plurality of, through adding the fin in casing suitable position, increases heat radiating area, reaches bigger specific heat capacity.

Further, fin B5 fixed connection is on the outer wall of battery case upper cover 4, fin B5's quantity is a plurality of, 6 fixed connection of graphite alkene thermal coating are on fin B5's surface, 7 fixed connection of heat pipe are between fin B5, the quantity of heat pipe 7 is a plurality of, and the fin promotes the radiating effect through the thermal coating of spraying high performance material, and graphite alkene has the radiating characteristic, with graphite alkene thermal coating on the battery surface, the shell fin carries out even spraying, utilizes the radiation to dispel the heat.

The working principle and the using process thereof are as follows: this device has used multipurposely graphite alkene radiation heat dissipation, air convection, and heat pipe and metal casing conduction heat dissipation, effectual material and the optimization structure of utilizing carry out the heat conduction and the heat dissipation of multiple mode to power battery, fall to the minimum range with the difference in temperature of each battery of each power, carry out quick transmission to the heat that power battery work produced and go out, both ensured the uniformity of battery temperature, also ensured power battery and kept at best operating condition all the time.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a power battery heat conduction heat abstractor for car, includes battery case lower cover (1) and battery case upper cover (4), its characterized in that: the battery case lower cover is characterized in that a battery mounting groove (2) is formed in the upper portion of the battery case lower cover (1), radiating fins A (3) are mounted on the outer wall of the battery case lower cover (1), radiating fins B (5) are arranged on the outer side of the battery case upper cover (4), graphene radiating coatings (6) are coated on the surfaces of the radiating fins A (3) and the radiating fins B (5), heat conducting pipes (7) are arranged between the radiating fins A (3), and heat conducting pipes (7) are arranged between the radiating fins B (5).

2. The heat conduction and dissipation device for the power battery of the automobile as recited in claim 1, wherein: the battery shell upper cover (4) is detachably connected to the top of the battery shell lower cover (1), the battery shell lower cover (1) is matched with the battery shell upper cover (4) in size, and the battery shell lower cover (1) and the battery shell upper cover (4) are made of aluminum alloy with good heat conduction performance.

3. The heat conduction and dissipation device for the power battery of the automobile according to claim 1, wherein: battery mounting groove (2) are seted up in the inside of battery case lower cover (1), the quantity of battery mounting groove (2) is a plurality of, power battery has been placed to the inside of battery mounting groove (2), the size of fin A (3) and fin B (5) is the same.

4. The heat conduction and dissipation device for the power battery of the automobile as recited in claim 1, wherein: fin A (3) fixed connection is on the outer wall of battery case lower cover (1), the quantity of fin A (3) is a plurality of, graphite alkene heat dissipation coating (6) fixed connection is on the surface of fin A (3), heat pipe (7) fixed connection is between fin A (3), the quantity of heat pipe (7) is a plurality of.

5. The heat conduction and dissipation device for the power battery of the automobile as recited in claim 1, wherein: fin B (5) fixed connection is on the outer wall of battery case upper cover (4), the quantity of fin B (5) is a plurality of, graphite alkene heat dissipation coating (6) fixed connection is on the surface of fin B (5), heat pipe (7) fixed connection is between fin B (5), the quantity of heat pipe (7) is a plurality of.