CN217361725U

CN217361725U - Battery pack with heat conducting mechanism

Info

Publication number: CN217361725U
Application number: CN202220736480.8U
Authority: CN
Inventors: 徐丹; 保罗.林奇
Original assignee: Changzhou Pavo New Energy Technology Co ltd
Current assignee: Changzhou Pavo New Energy Technology Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-09-02
Anticipated expiration: 2032-03-30

Abstract

The utility model belongs to the technical field of the group battery, concretely relates to group battery with heat conduction mechanism, this kind of group battery with heat conduction mechanism includes: the device comprises a PCM plate, clamping cover plates arranged on two sides of the PCM plate and a master control plate arranged on the upper side of the PCM plate; the PCM board is provided with a plurality of circular grooves for placing batteries, and battery bodies are placed in the circular grooves; the clamping cover plate is made of metal; the PCM plate is provided with a flow guide strip body for connecting the battery body; the clamping cover plate is provided with an embedded shallow groove in a concave mode close to one side of the PCM plate, a heat dissipation plate is embedded in the embedded shallow groove, a plurality of contact heat dissipation blocks are arranged on the heat dissipation plate in a protruding mode, and the contact heat dissipation blocks are attached to the diversion strip body. The battery pack with the heat conducting mechanism has the advantages that the heat conductivity of the battery pack is improved, the situation that the battery damages the surrounding battery due to the fact that the temperature rises sharply is reduced, and the electricity utilization safety is improved.

Description

Battery pack with heat conducting mechanism

Technical Field

The utility model belongs to the technical field of the group battery, concretely relates to group battery with heat conduction mechanism.

Background

The battery pack is divided into a series battery pack and a parallel battery pack, the voltage of each battery is required to be the same by the parallel battery pack, the output voltage is equal to the voltage of one battery, and the parallel battery pack can provide stronger current.

In the prior art, a safety protection device for a blocked green battery pack with the publication number of CN214753991U comprises a safety box and a protection component, wherein the safety box provides a protection function for the protection component, and a modular battery pack is installed in the protection component; the protective part comprises an electrostatic conduction assembly, an energy dissipation assembly and a cooling assembly, one end of the electrostatic conduction assembly is connected with the outer wall of the battery pack, the other end of the electrostatic conduction assembly is connected with the ground, the energy dissipation assembly is coated outside the battery pack, the safety box is coated outside the energy dissipation assembly, and a cooling cavity cooling assembly and a cooling cavity are formed between the energy dissipation assembly and the inner wall of the safety box.

Although the prior art scheme among the above-mentioned can utilize the safety box to provide the guard action for the protective part, with the protective part cladding simultaneously on the modularization group battery, finally realized protecting in order to reach the purpose that reduces the damage degree to the module group battery when the unexpected explosion takes place, but all damaged to whole group battery, can only play the effect of outside protection, can't protect single battery, when electric leakage or other problems appear in single battery, the temperature sharply risees, thereby because the temperature can't derive, other batteries ignite, thereby lead to whole group battery to damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a group battery with heat conduction mechanism to when solving single battery and appearing electric leakage or other problems, the temperature sharply risees, thereby because the temperature can't derive, other batteries ignite, thereby lead to the technical problem that whole group battery damaged, reach the heat conductivity that promotes the group battery, reduce the battery because the temperature sharply risees and damage the condition of battery on every side, promote the purpose of power consumption safety.

In order to solve the technical problem, the utility model provides a group battery with heat conduction mechanism, include:

the device comprises a PCM plate, clamping cover plates arranged on two sides of the PCM plate and a master control plate arranged on the upper side of the PCM plate;

the PCM board is provided with a plurality of circular grooves for placing batteries, and battery bodies are placed in the circular grooves;

the clamping cover plate is made of metal;

the PCM plate is provided with a flow guide strip body for connecting the battery body;

the centre gripping apron is close to PCM board one side is sunken to have the embedding shallow slot, embedding shallow slot internal embedding has the heating panel, the arch has a plurality of contact radiating block on the heating panel, the laminating of contact radiating block the water conservancy diversion strip body.

Furthermore, the PCM plate is circumferentially provided with a plurality of semicircular grooves.

Furthermore, a heat dissipation through hole is formed in the clamping cover plate.

The utility model has the advantages that:

1. through the PCM plate made of the PCM material and the battery grooves formed in the PCM plate, when a single battery generates heat, the heat is not easy to be transferred to surrounding batteries through the plate, and therefore other batteries can be normally used.

2. Through the centre gripping apron be the metal material, can be better with the heat derivation on the battery, reduce the battery because damage and the heat accumulation condition that appears.

3. Through the contact radiating block of laminating with the water conservancy diversion strip body, can further improve the heat-sinking capability of group battery.

4. Through setting up the semicircle recess around the PCM board, not only can reduce the materials, can increase PCM board and external area of contact moreover to promote the radiating effect once more.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a battery pack having a heat conducting mechanism according to the present invention;

fig. 2 is a schematic structural view of a PCM board of a battery pack having high safety performance according to the present invention;

fig. 3 is a block diagram of the clamping cover plate of the present invention.

In the figure:

1. a PCM board; 11. a master control board; 12. a circular groove; 13. a battery body; 14. a semicircular groove;

2. clamping the cover plate; 21. embedding a shallow groove; 22. a heat dissipation plate; 23. contacting the heat dissipation block; 24. heat dissipation through holes;

3. the water conservancy diversion strip body.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are 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.

Example (b):

as shown in fig. 1 to 3, a battery pack having a heat conduction mechanism includes: the device comprises a PCM plate 1, clamping cover plates 2 arranged on two sides of the PCM plate 1 and a master control plate 11 arranged on the upper side of the PCM plate 1; the PCM plate 1 is provided with a plurality of round grooves 12 for placing batteries, and battery bodies 13 are placed in the round grooves 12. Through the PCM plate 1 made of PCM material and the battery grooves formed in the PCM plate 1, when a single battery generates heat, the heat is not easy to be transferred to the surrounding batteries through the plates, and therefore other batteries can be normally used.

In the present embodiment, the clamping cover 2 is made of, but not limited to, a metal material for facilitating heat conduction.

As shown in fig. 2 and 3, the PCM board 1 is provided with a tie bar body 3 for connecting the battery cells 13. One side of the clamping cover plate 2, which is close to the PCM plate 1, is sunken with embedded shallow grooves 21, heat dissipation plates 22 are embedded in the embedded shallow grooves 21, a plurality of contact heat dissipation blocks 23 are protruded on the heat dissipation plates 22, and the contact heat dissipation blocks 23 are attached to the diversion strip body 3.

As shown in fig. 2, PCM board 1 circumference is provided with a plurality of semicircle recess 14, through setting up semicircle recess 14 around PCM board 1, not only can reduce the materials, can increase PCM board 1 and external area of contact moreover to promote the radiating effect once more.

In the present embodiment, as shown in fig. 1, the clamping cover plate 2 is provided with a heat dissipation through hole 24, so as to further dissipate the heat inside the battery pack, thereby improving the heat dissipation effect.

As described above, when the temperature of the battery rises due to a problem, heat is primarily absorbed by the PCM board 1 made of the PCM material and is dissipated through the heat dissipation through-holes 24 and the semicircular grooves 14. Rethread contact radiating block 23 absorbs the heat of single battery, and contact radiating block 23 is again with heat transfer to heating panel 22, outwards continuously dispels the heat, and heating panel 22 is again with the heat through the final group battery that leaves of centre gripping apron 2 to promote the heat dissipation function of whole group battery, also have and keep single battery after the problem, other batteries can continue to use.

All the components selected in the present application are general standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

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 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A battery pack having a heat conducting mechanism, comprising:

the device comprises a PCM plate (1), clamping cover plates (2) arranged on two sides of the PCM plate (1) and a master control plate (11) arranged on the upper side of the PCM plate (1);

the PCM plate (1) is provided with a plurality of circular grooves (12) for placing batteries, and battery bodies (13) are placed in the circular grooves (12);

the clamping cover plate (2) is made of metal;

the PCM plate (1) is provided with a flow guide strip body (3) for connecting the battery body (13);

centre gripping apron (2) are close to PCM board (1) one side is sunken to have embedding shallow slot (21), embedding shallow slot (21) internal embedding has heating panel (22), the protruding a plurality of contact radiating block (23) that have on heating panel (22), contact radiating block (23) laminating gib block body (3).

2. The battery pack having a heat conducting mechanism according to claim 1,

the PCM plate (1) is circumferentially provided with a plurality of semicircular grooves (14).

3. The battery pack having a heat conducting mechanism according to claim 2,

and the clamping cover plate (2) is provided with a heat dissipation through hole (24).