CN220042110U - Battery plug-in box and energy storage container - Google Patents

Abstract

The embodiment of the utility model provides a battery plug box and an energy storage container, and relates to the technical field of batteries. The battery inserting box comprises a box body, a battery cell group and a buffer cushion, wherein the battery cell group comprises a plurality of battery cells, the battery cells are sequentially arranged in the box body, the buffer cushion is abutted between one battery cell of the battery cell group and the inner wall of the box body, so that the battery cell group is abutted in the box body, the battery cell group is abutted by the buffer cushion, the battery cell group does not need to be formed into a battery module by an end plate and a steel belt, the box is further put into the box, the cost of the battery inserting box is reduced, the battery cells are directly put into the box, the whole operation procedure is simplified, and the production efficiency is improved.

Description

Battery plug-in box and energy storage container

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery plug box and an energy storage container.

Background

The existing energy storage system generally adopts a container type, and a plurality of battery plug boxes are stacked in the container, wherein the battery plug boxes are composed of a plurality of battery modules.

In the prior art, the battery modules in the battery plug box are arranged at two ends of the battery plug box, the battery modules are formed in a mode of strapping by the steel belts, and then the battery modules are put into the box body of the battery plug box, but the end plates and the steel belts are used, so that the material cost is high, meanwhile, after each battery module is stacked on a tool, the battery modules are put into the box body of the battery plug box, and the direct box entering of the battery cells cannot be realized.

Disclosure of Invention

The utility model provides a battery inserting box and an energy storage container, which can reduce the cost of the battery inserting box, realize direct box entering of a battery core, simplify the whole operation procedure and improve the production efficiency.

Embodiments of the utility model may be implemented as follows:

in a first aspect, the present utility model provides a battery compartment comprising:

an insertion box body;

the battery cell group comprises a plurality of battery cells, and the battery cells are sequentially arranged in the plug box body; and

the buffer pad is abutted between one of the battery cells of the battery cell group and the inner wall of the plug box body so as to tightly support the battery cell group in the plug box body.

In an alternative embodiment, the plug box body is further provided with a buffer pad mounting opening, and the buffer pad is used for penetrating through the buffer pad mounting opening to be abutted between the battery cell and the inner wall of the plug box body.

In an alternative embodiment, the number of the buffer pads is two, wherein one buffer pad is abutted between the first battery cell of the battery cell group and the inner wall of the plug box body, and the other buffer pad is abutted between the last battery cell of the battery cell group and the inner wall of the plug box body.

In an alternative embodiment, the box body is provided with an air inlet and an air outlet, the inner wall of the box body defines a containing cavity, the battery cell group is arranged in the containing cavity, and the air inlet, the containing cavity and the air outlet are sequentially communicated.

In an optional embodiment, the number of the battery cell groups is a plurality, the adjacent battery cell groups are arranged at intervals, an air channel is defined between the adjacent battery cell groups, and the air channel is communicated with the air outlet.

In an alternative embodiment, the battery compartment further comprises an air duct sealing plate connected to the compartment housing and configured to cover the air duct.

In an alternative embodiment, the battery box further includes a heat dissipation fan, and the heat dissipation fan is mounted at the air outlet.

In an alternative embodiment, the box comprises a bottom shell, a top cover, a first end plate and a second end plate, wherein the top cover is covered on the bottom shell, the first end plate and the second end plate are oppositely arranged on the bottom shell, and the battery cell group is arranged in the bottom shell;

the buffer pad is abutted between one of the battery cells of the battery cell group and the first end plate, or the buffer pad is abutted between one of the battery cells of the battery cell group and the second end plate.

In an alternative embodiment, the battery box further includes a first reinforcing plate mounted to the first end plate and a second reinforcing plate mounted to the second end plate.

In a second aspect, the present utility model provides an energy storage container comprising a battery enclosure as described in any of the previous embodiments.

The battery plug box and the energy storage container have the beneficial effects that:

the utility model provides a battery inserting box, which comprises an inserting box body, a battery cell group and a buffer cushion, wherein the battery cell group comprises a plurality of battery cells, the battery cells are sequentially arranged in the inserting box body, the buffer cushion is abutted between one battery cell of the battery cell group and the inner wall of the inserting box body so as to tightly support the battery cell group in the inserting box body, the buffer cushion is abutted against the battery cell group, and the battery cell group does not need to be put into the box after a battery module is formed by an end plate and a steel belt, so that the cost of the battery inserting box is reduced, the direct putting of the battery cells into the box is realized, the whole operation procedure is simplified, and the production efficiency is improved.

The utility model provides an energy storage container, which comprises the battery plug box and has all functions of the battery plug box.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a battery receptacle provided in an embodiment of the present utility model;

fig. 2 is an exploded view of a battery compartment provided in an embodiment of the present utility model;

FIG. 3 is a schematic view of a cushion provided in an embodiment of the present utility model being placed into an incubator box through a cushion mounting opening;

fig. 4 is a schematic diagram of a clamping tool for preparing to clamp a battery cell set according to an embodiment of the present utility model.

Icon: 100-inserting box body; 101-a cushion mounting port; 102-an air inlet; 103-an air outlet; 104-an air duct; 110-bottom shell; 120-top cap; 130-a first end plate; 140-a second end plate; 200-cell groups; 210-an electric core; 300-cushion pad; 400-air duct sealing plates; 410-a fastener; 500-a heat dissipation fan; 600-a first reinforcing plate; 700-a second reinforcing plate; 10-clamping tool.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.

It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.

As mentioned in the background, existing energy storage systems generally employ a container in which a plurality of battery boxes are stacked, wherein the battery boxes are composed of a plurality of battery modules.

For example, in order to solve the maintenance convenience and rapidness, the air-cooled energy storage is basically designed in an inserting box mode, two battery modules are arranged in the battery inserting box, cold air enters from two sides and is converged in the middle of the battery modules, and finally the fan is used for exhausting and leading out.

The battery module in the battery plug box adopts to install the end plates at both ends, forms a battery module through the mode that the steel band tied up, then puts into the box of battery plug box, but uses end plate and steel band, and material cost is higher, simultaneously, every battery module need pile back on the frock, then put into the box of battery plug box again, can't realize that the electric core is direct into the case, and overall operation is complicated, and production efficiency is low.

In view of this, please refer to fig. 1-4, a battery receptacle and an energy storage container according to an embodiment of the present utility model can solve the problem, which will be described in detail below.

Referring to fig. 1 and 2, the present utility model provides an energy storage container, which includes a plurality of battery boxes, specifically, a plurality of battery boxes are installed in a container body of the energy storage container.

The battery box comprises a box body 100, a battery cell group 200 and a buffer pad 300, wherein the battery cell group 200 comprises a plurality of battery cells 210, the battery cells 210 are sequentially arranged in the box body 100, and the buffer pad 300 is abutted between one of the battery cells 210 of the battery cell group 200 and the inner wall of the box body 100 so as to tightly support the battery cell group 200 in the box body 100.

The buffer pad 300 is abutted against the battery cell group 200, so that the battery cell group 200 does not need to be put into a box after a battery module is formed by an end plate and a steel belt, the cost of a battery plug box is reduced, the battery cell 210 is directly put into the box, the whole operation procedure is simplified, and the production efficiency is improved.

In this embodiment, the box 100 includes a bottom shell 110, a top cover 120, a first end plate 130 and a second end plate 140, the bottom shell 110 is in a U-shaped structure, the bottom shell 110 is composed of a bottom plate and two parallel side plates, the top cover 120 covers the bottom shell 110, the first end plate 130 and the second end plate 140 are oppositely disposed on the bottom shell 110, i.e. the top cover 120 covers the side plates of the bottom shell 110, and the battery cell set 200 is disposed in the bottom shell 110.

In order to improve the strength of the first and second end plates 130 and 140, the battery compartment further includes a plurality of first reinforcing plates 600 and a plurality of second reinforcing plates 700, the plurality of first reinforcing plates 600 are mounted to the first end plate 130, adjacent first reinforcing plates 600 are distributed in parallel, the plurality of second reinforcing plates 700 are mounted to the second end plate 140, and adjacent second reinforcing plates 700 are distributed in parallel.

In addition, in the present embodiment, the cross section of the first reinforcing plate 600 and the cross section of the second reinforcing plate 700 are both arc-shaped, and the first end plate 130 and the second end plate 140 are welded and fixed with the bottom case 110, so as to effectively suppress the acting force when the cell 210 expands.

The buffer 300 is abutted between one of the cells 210 of the cell group 200 and the first end plate 130, or the buffer 300 is abutted between one of the cells 210 of the cell group 200 and the second end plate 140.

Specifically, the cells 210 of the cell group 200 are sequentially disposed in the box 100 along a straight line, where the cell 210 near the first end plate 130 is the first cell 210, and the cell 210 near the second end plate 140 is the last cell 210.

The buffer 300 may be abutted between the first cell 210 and the first end plate 130 of the cell group 200, or the buffer 300 may be abutted between the last cell 210 and the second end plate 140 of the cell group 200.

In order to better support the battery cell 200 and protect the battery cells 210, the number of the buffer pads 300 is two for one battery pack, wherein one buffer pad 300 is supported between the first battery cell 210 of the battery cell 200 and the inner wall of the box 100, and the other buffer pad 300 is supported between the last battery cell 210 of the battery cell 200 and the inner wall of the box 100.

In this embodiment, the battery plug box is an air-cooled plug box, the number of the battery cell groups 200 is plural, the adjacent battery cell groups 200 are arranged at intervals, an air duct 104 is defined between the adjacent battery cell groups 200, and the air duct 104 is communicated with the air outlet 103.

The number of the battery cell groups 200 is at least two, and in this embodiment, two battery cell groups 200 are disposed in parallel, so that four buffer pads 300 are provided, however, in other embodiments, the number of the battery cell groups 200 may be three, four, five, or the like.

The drain pan 110 lateral wall of subrack box 100 is equipped with a plurality of parallel distribution's air intake 102, is equipped with an air outlet 103 at the first terminal plate 130 of subrack box 100, and the inner wall of subrack box 100 is limited and is held the chamber, and electric core group 200 sets up in holding the chamber, and air intake 102, hold chamber and air outlet 103 communicate in proper order, simultaneously, in order to conveniently take out the wind that holds the intracavity, battery subrack still includes radiator fan 500, and radiator fan 500 installs in air outlet 103.

It should be noted that, in order to facilitate cold air from the air inlet 102 to enter the air duct 104 through the battery cell group 200, an aluminum profile clamping plate is disposed between adjacent battery cells 210, and the aluminum profile clamping plate is of a hollow structure, so that the cold air passes through the battery cell group 200.

In order to facilitate the air flowing out of the air duct 104 through the battery cell stack 200, the battery plug box further includes an air duct sealing plate 400, two ends of the air duct sealing plate 400 are connected to the bottom shell 110 of the plug box body 100 through fasteners 410, the fasteners 410 can be understood as fixing bolts, the air duct sealing plate 400 is used for covering the air duct 104, the cross section of the air duct sealing plate 400 is in a U shape, and the U-shaped opening faces the air duct 104.

Referring to fig. 3, in order to facilitate the installation of the buffer pad 300 into the box 100, the box 100 is further provided with buffer pad installation openings 101, specifically, in this embodiment, the number of buffer pad installation openings 101 is four, two buffer pad installation openings 101 are respectively provided on two sidewalls of the bottom case 110, and the buffer pad 300 is used to pass through the buffer pad installation openings 101 to be abutted between the battery cell 210 and the inner wall of the box 100.

That is, for any one cell stack 200, two buffer pads 300 are respectively abutted between the first end plate 130 and the first cell 210, and between the second end plate 140 and the last cell 210.

Referring to fig. 4, when the battery cell 210 is placed in the bottom case 110 of the box 100, in order to facilitate moving the whole battery cell set 200, in this embodiment, a clamping tool 10 is further provided, the number of the clamping tools 10 is two, the clamping tool 10 has a U-shaped structure, and the clamping tool 10 includes a first plate and two second plates, which are parallel and are connected with the first plate.

The thickness of the first plate body is smaller than that of the second plate body, the second plate body is made of structural steel, the first plate body is used for being in contact with a large surface of the battery cell 210, the large surface is understood to be the surface with the largest area of the battery cell 210, the first battery cell 210 and the last battery cell 210 are contacted through two clamping tools 10, and pretightening force is applied to the whole battery cell group 200 so as to be transferred to the bottom shell 110 of the plug box body 100.

In the process of grabbing the battery cell group 200 through the clamping tools 10, the two clamping tools 10 are used for contacting the first battery cell 210 and the last battery cell 210, a pretightening force is applied to the whole battery cell group 200, the length of the whole battery cell group 200 along the arrangement direction of the battery cells 210 is reduced, after the battery cell group 200 is put into the bottom shell 110 of the insertion box body 100, the cushion 300 is placed through the cushion 300 mounting hole, the clamping tools 10 stop applying the pretightening force to the whole battery cell group 200, after the battery cell group 200 rebounds, the first battery cell 210 and the last battery cell 210 are abutted against the cushion 300, and because the thickness of the first plate body is smaller than that of the second plate body, the thickness of the first plate body is thinner, and because the cushion 300 is arranged between the battery cell 210 and the first end plate 130 or the second end plate 140, the clamping tools 10 can be directly taken out, and finally the air duct sealing plate 400 and the top cover 120 are mounted, and the assembly of the whole battery insertion box is completed.

In summary, the battery box comprises the box body 100, the battery cell group 200 and the buffer pad 300, the battery cell group 200 comprises a plurality of battery cells 210, the battery cells 210 are sequentially arranged in the box body 100, the buffer pad 300 is abutted between one of the battery cells 210 of the battery cell group 200 and the inner wall of the box body 100, so that the battery cell group 200 is abutted in the box body 100, the buffer pad 300 is abutted against the battery cell group 200, and the battery cell group 200 is not required to be put into the box after a battery module is formed by an end plate and a steel belt, so that the cost of the battery box is reduced, the direct connection of the battery cells 210 into the box is realized, the whole operation procedure is simplified, and the production efficiency is improved.

In addition, it can be seen that the battery cell 210 of the battery plug box in this embodiment adopts a non-module scheme, and uses the plug box body 100 as the end plate and the side plate of the battery cell group 200, so that the end plate and the steel belt of the battery cell 210 module in the prior art are removed, the material cost can be integrally saved, and the battery plug box has a simple overall design structure and is convenient and fast to install.

Meanwhile, all the battery cores 210 can be directly put into the box, stacked in the box body 100, the whole operation saves the working procedure, the production efficiency is improved, meanwhile, the battery plug box without the module design is reduced in the whole product size, more battery plug boxes can be installed in the same container body, and the air drop utilization rate is greatly improved.

The energy storage container comprises the battery plug box, and has all the functions of the battery plug box.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. A battery receptacle, comprising:

an insertion box body (100);

the battery cell group (200), the battery cell group (200) comprises a plurality of battery cells (210), and the battery cells (210) are sequentially arranged in the plug box body (100); and

the buffer pad (300) is abutted between one of the battery cells (210) of the battery cell group (200) and the inner wall of the plug box body (100), so that the battery cell group (200) is abutted in the plug box body (100).

2. The battery box according to claim 1, wherein the box body (100) is further provided with a cushion mounting opening (101), and the cushion (300) is configured to pass through the cushion mounting opening (101) to abut between the battery cell (210) and an inner wall of the box body (100).

3. The battery compartment of claim 1, wherein the number of said cushioning pads (300) is two, wherein one of said cushioning pads (300) is abutted between a first of said cells (210) of said cell stack (200) and an inner wall of said compartment housing (100), and the other of said cushioning pads (300) is abutted between a last of said cells (210) of said cell stack (200) and an inner wall of said compartment housing (100).

4. The battery plug box according to claim 1, wherein the plug box body (100) is provided with an air inlet (102) and an air outlet (103), the inner wall of the plug box body (100) defines a containing cavity, the battery cell group (200) is arranged in the containing cavity, and the air inlet (102), the containing cavity and the air outlet (103) are sequentially communicated.

5. The battery plug box according to claim 4, wherein the number of the battery cell groups (200) is a plurality, adjacent battery cell groups (200) are arranged at intervals, an air duct (104) is defined between the adjacent battery cell groups (200), and the air duct (104) is communicated with the air outlet (103).

6. The battery compartment of claim 5, further comprising an air duct cover (400), the air duct cover (400) being coupled to the compartment housing (100) and configured to cover the air duct (104).

7. The battery compartment of claim 4, further comprising a cooling fan (500), the cooling fan (500) being mounted to the air outlet (103).

8. The battery box according to claim 1, wherein the box body (100) includes a bottom case (110), a top cover (120), a first end plate (130) and a second end plate (140), the top cover (120) covers the bottom case (110), the first end plate (130) and the second end plate (140) are oppositely disposed on the bottom case (110), and the battery cell group (200) is disposed in the bottom case (110);

wherein the buffer pad (300) is abutted between one of the cells (210) of the cell group (200) and the first end plate (130), or the buffer pad (300) is abutted between one of the cells (210) of the cell group (200) and the second end plate (140).

9. The battery compartment of claim 8, further comprising a first reinforcement plate (600) and a second reinforcement plate (700), the first reinforcement plate (600) being mounted to the first end plate (130) and the second reinforcement plate (700) being mounted to the second end plate (140).

10. An energy storage container comprising a battery compartment as claimed in any one of claims 1 to 9.