CN218242066U

CN218242066U - Battery module protection pad and battery module

Info

Publication number: CN218242066U
Application number: CN202221595921.3U
Authority: CN
Inventors: 邵艳涛; 刘思; 侯敏; 曹辉
Original assignee: Shanghai Ruipu Energy Co Ltd; Rept Battero Energy Co Ltd
Current assignee: Shanghai Ruipu Energy Co Ltd; Rept Battero Energy Co Ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2023-01-06
Anticipated expiration: 2032-06-23

Abstract

The application relates to a battery module protection pad and battery module relates to battery technology field, and this battery module protection pad includes: a fire-proof plate; the two buffer plates are respectively arranged on two sides of the fireproof plate; and the supporting frame is sleeved outside the fireproof plate and the buffer plate and used for supporting the fireproof plate and the buffer plate. The application provides a pair of battery module protection is filled up and battery module, through establishing the PLASTIC LAMINATED and buffer board cover in the carriage, the carriage can play the supporting role to PLASTIC LAMINATED and buffer board, prevents effectively that the PLASTIC LAMINATED from warping, and then better realizes the fire prevention buffer function that the protection filled up.

Description

Battery module protection pad and battery module

Technical Field

The application relates to the technical field of batteries, in particular to a battery module protection pad and a battery module.

Background

At present, with the rapid development of the new energy automobile industry, the number of electric automobiles is more and more. Among the components of the electric vehicle, the battery pack is very important, and in order to increase the energy density of the battery pack, various manufacturers develop high-energy-density cells in succession. However, the use of the high energy density battery cell also brings about a very rapid increase in the heat generation amount of the battery, and if the temperature of the battery cannot be well monitored in the charging and discharging processes of the battery, and thermal runaway of the battery is caused, the safety of the whole battery pack is disabled. In the use process of the battery, the battery also has a certain degree of expansion, and if a certain space cannot be reserved in advance, the service life of the battery is also greatly influenced.

Among the correlation technique, in order to prevent the inflation that the electric core of battery module produced, install the buffering PLASTIC LAMINATED between the battery module and be used for isolated electric core transmission heat, the deflection that buffering electric core produced. However, the interior fire-proof plate of buffering fire-proof plate in use often can take place to warp, does not play the effect of protection to the fire-proof plate, can lead to the function reduction of fire prevention buffering from this, influences the effect.

Disclosure of Invention

The embodiment of the application provides a battery module protection pad and battery module to solve the inside PLASTIC LAMINATED of unable protection of battery module protection pad among the correlation technique, thereby lead to the PLASTIC LAMINATED to warp the problem that can't play better fire prevention effect.

In a first aspect, a battery module protection pad is provided, including:

a fire-proof plate;

the two buffer plates are respectively arranged on two sides of the fireproof plate;

and the supporting frame is sleeved outside the fireproof plate and the buffer plate and used for supporting the fireproof plate and the buffer plate.

In some embodiments, a clamping groove is formed in the middle of the inner side of the supporting frame and used for limiting and fixing the fireproof plate.

In some embodiments, the protection pad further includes two insulation sheets respectively disposed outside the two buffer plates.

In some embodiments, the insulation sheet is provided with an adhesive layer on the outer side.

In some embodiments, the adhesive layer comprises one adhesive strip or a plurality of spaced adhesive strips.

In some embodiments, the insulating sheet has a size matching an outer peripheral size of the support frame.

In some embodiments, the insulating film used for the insulating sheet is a polyimide film (PI), a high temperature resistant polyester film (PET), or a Polyethylene film (PE).

In some embodiments, the fire retardant panel is an aerogel blanket or a mica board.

In some embodiments, the support frame is made of a silicone rubber material.

In a second aspect, a battery module is provided, which includes the battery module protection pad as described above, and is configured to be disposed between every two battery cells.

The technical scheme who provides this application brings beneficial effect includes: the embodiment of the application provides a pair of battery module and protection are filled up, through establishing the PLASTIC LAMINATED and buffer board cover in the carriage, the carriage can play the supporting role to PLASTIC LAMINATED and buffer board, effectively prevents that the PLASTIC LAMINATED from warping, and then better realizes the fire prevention buffer function that the protection was filled up.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a perspective view of a protective pad for a battery module according to an embodiment of the present disclosure;

in the figure: 1. a fire-proof plate; 2. a buffer plate; 3. and (7) supporting the frame. 4. An insulating sheet; 5. and (6) an adhesive layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

The embodiment of the application provides a battery module protection pad, and it can solve and can't effectively protect the inside fire prevention of protection pad among the correlation technique and fill up the deformation, and then reduces protection pad life, influences its fire prevention buffer function's problem.

Fig. 1 is a perspective view of a protective pad for a battery module according to an embodiment of the present disclosure. Referring to fig. 1, the present embodiment provides a battery module protection pad, which includes a fireproof plate 1; two buffer plates 2 which are respectively arranged at two sides of the fireproof plate 1; and the supporting frame 3 is sleeved on the outer sides of the fireproof plate 1 and the buffer plate 2 and is used for supporting the fireproof plate 1 and the buffer plate 2.

Compared with the prior art, the embodiment of the utility model provides an in battery module protection pad, establish in carriage 3 through 2 covers of buffer board with PLASTIC LAMINATED 1 rather than both sides, carriage 3 can play the effect of support to PLASTIC LAMINATED 1 and buffer board 2, effectively prevents the deformation of PLASTIC LAMINATED 1, prolongs the life of battery module protection pad, plays the effect of fire prevention buffering better.

As an optional embodiment mode, as shown in fig. 1, in the embodiment of the present invention, a battery module protection pad is provided, a clamping groove is disposed in the middle of the inner side of the supporting frame 3, and is used for limiting and fixing the fireproof plate 1. The inside draw-in groove that is equipped with of carriage 3 can effectively realize with the concatenation of PLASTIC LAMINATED, supports the protection to PLASTIC LAMINATED 1 better.

As optional embodiment mode, as shown in fig. 1, the embodiment of the present invention provides a battery module protection pad further including two insulation sheets 4, which are respectively disposed on two sides of the buffer board 2, and are used for insulation protection between battery module cells to prevent short circuit of the battery.

As an optional embodiment mode, as shown in fig. 1, in the embodiment of the present invention, an adhesive layer 5 is disposed outside the insulating sheet 4, and is used for connecting and fixing the battery module protection pad and the battery core.

As an alternative embodiment, referring to fig. 1, in an embodiment of the present invention, an adhesive layer 5 includes an adhesive strip or a plurality of adhesive strips arranged at intervals. In this embodiment, the size, width and number of the adhesive layers 5 are not limited, and a plurality of (e.g. 3) adhesive layers may be provided or all of the adhesive layers may cover the insulating sheet 4.

As an optional embodiment mode, as shown in fig. 1, in the embodiment of the present invention, in the protection pad for a battery module, the size of the insulating sheet 4 is matched with the peripheral size of the supporting frame 3, so as to implement complete insulation protection between battery module cells.

In this embodiment, as shown in fig. 1, the exposed partial size is the same behind the draw-in groove of carriage 3 for the size of buffer board 2 and flame retardant board 1 card, the thickness that flame retardant board 1 both sides were located to the thickness of buffer board 2 and carriage 3 is the same, with this realization flame retardant board 1, buffer board 2 and the whole size matching of carriage 3, outside no sunken part, guarantee insulating piece 4 and the 2 contacts of buffer board in the outside, in order to damage the insulating piece when taking place the extrusion, thereby realize the protection to battery module better.

As an alternative embodiment mode, referring to fig. 1, in an embodiment of the present invention, an insulating film used for the insulating sheet 4 is a PI film, a PET film, or a PE film, so as to achieve a better insulating effect.

As an optional embodiment mode, referring to fig. 1, in the embodiment of the present invention, the fireproof plate 1 is an aerogel felt or a mica plate, so as to better realize a fireproof function for the battery module.

As an optional embodiment mode, referring to fig. 1, in the protection pad for a battery module according to the embodiment of the present invention, the supporting frame 3 is made of a silicon rubber material, and can better support and protect the fire-proof plate 1 and the buffer plate 2.

The present embodiment further provides a battery module, including the battery module protection pad of any one of the above embodiments, for being disposed between every two battery cells.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be 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 application can be understood by those of ordinary skill in the art as the case may be.

It is noted that, in this application, relational terms such as "first" and "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The previous description is only an example of the present application, and is provided to enable any person skilled in the art to understand or implement the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A battery module protection pad, comprising:

a fire protection plate (1);

the two buffer plates (2) are respectively arranged on two sides of the fireproof plate (1);

and the supporting frame (3) is sleeved outside the fireproof plate (1) and the buffer plate (2) and is used for supporting the fireproof plate (1) and the buffer plate (2).

2. The battery module protection gasket of claim 1, wherein: the middle part of the inner side of the supporting frame (3) is provided with a clamping groove for limiting and fixing the fireproof plate (1).

3. The battery module protection pad of claim 1, wherein: the protection pad further comprises two insulation sheets (4) which are respectively arranged on the outer sides of the two buffer plates (2).

4. The battery module protection gasket of claim 3, wherein: and an adhesive layer (5) is arranged on the outer side of the insulating sheet (4).

5. The battery module protection pad of claim 4, wherein: the adhesive layer (5) comprises one or more adhesive strips arranged at intervals.

6. The battery module protection gasket of claim 3, wherein: the size of the insulation sheet (4) is matched with the peripheral size of the support frame (3).

7. The battery module protection gasket of claim 3, wherein: the insulating film used by the insulating sheet (4) is a PI film, a PET film or a PE film.

8. The battery module protection gasket of claim 1, wherein: the fireproof plate (1) is an aerogel felt or a mica plate.

9. The battery module protection pad of claim 1, wherein: the supporting frame (3) is made of a silicon rubber material.

10. A battery module, its characterized in that: comprising a battery module protection mat according to any one of claims 1 to 9 for arrangement between every two electric cells.