Battery cell packaging box

Abstract

The utility model relates to the technical field of battery cell manufacturing, in particular to a battery cell packaging box, and aims to solve the problem that an existing battery cell packaging box cannot conveniently load battery cells on the basis of ensuring the transportation safety of the battery cells. In order to achieve the purpose, the battery cell packaging box comprises a bottom support, a lining and a box cover, the lining is arranged on the bottom support, a plurality of containing cavities are formed in the lining, and the containing cavities are used for containing battery cells; the box cover comprises a top wall and a side wall which are connected with each other, the top wall is arranged above the lining, the side wall is arranged on the periphery of the lining, and the bottom face of the side wall is erected on the bottom support. The battery cell and the lining are completely protected inside the box cover and the bottom support, safety and reliability of battery cell transportation are guaranteed, when the battery cell is loaded, the battery cell is directly placed in the containing cavity, then the box cover is covered, loading is convenient and fast, and the battery cell can be conveniently loaded on the basis that the safety of battery cell transportation is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric core manufacturing, and specifically provides an electric core packaging box. BACKGROUND

[0002] With the rapid development of global new energy, as one of its important components, the market demand of electric core also grows rapidly. In order to grasp the industry opportunity, electric core and energy storage enterprises are accelerating the layout of domestic and foreign markets. Because lithium battery is classified as dangerous goods, there are strict requirements for its packaging when transporting electric core.

[0003] At present, when the electric core is loaded, it is usually transported by using paper box packaging. In order to ensure the safety of electric core transportation, the paper box needs to be shaped with adhesive tape first, and then the protective lining and electric core are loaded in turn, and then the adhesive tape is used for packaging, and finally stacked on the pallet, but there is the problem of complex operation.

[0004] Correspondingly, there is a need for a new electric core packaging box to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the above technical problems, that is, solving the problem that the existing electric core packaging box cannot conveniently load electric core on the basis of ensuring the safety of electric core transportation.

[0006] The utility model provides an electric core packaging box, the electric core packaging box includes: bottom support, lining, the lining is equipped on the bottom support, the lining is formed with a plurality of placement cavities, and the placement cavity is used for placing electric core, box cover, the box cover includes the top wall and the side wall that are connected with each other, the top wall is equipped on the top of the lining, and the side wall is equipped on the outer periphery of the lining and the bottom surface of its is supported on the bottom support.

[0007] In the case of adopting the above technical scheme, the placement cavities formed by the lining separate each electric core, provide protection for the electric core, the box cover is covered on the outer periphery and top of the lining, and the bottom surface of the side wall of the box cover is directly supported on the bottom support, so that the box cover and the bottom support completely protect the electric core and the lining, ensuring the safety and reliability of electric core transportation. When loading the electric core, the electric core is directly placed in the placement cavity, and then the box cover is covered, which is convenient and fast, and realizes the electric core on the basis of ensuring the safety of electric core transportation. The electric core can be conveniently loaded.

[0008] In the case of adopting the above technical scheme, the top wall is provided with a limiting block, the bottom of the bottom support is provided with an avoiding groove, and the limiting block can be arranged in the avoiding groove.

[0009] In the specific embodiment of the battery cell packaging box, the limiting block and the avoiding groove are arranged, so that when the battery cell packaging boxes are stacked, the upper battery cell packaging box can be conveniently positioned, and in the process of stacking and transporting, the upper battery cell packaging box can be prevented from shaking or even sliding off the lower battery cell packaging box, thereby further improving the safety of battery cell transportation.

[0010] In the technical scheme, the bottom support comprises a support plate and a support frame connected below the support plate, at least part of the edge of the support frame extends out of the support plate, and the side wall is arranged at the outer periphery of the support plate and has a bottom surface arranged on the support frame.

[0011] In the specific embodiment of the battery cell packaging box, after the box cover is installed, the box cover covers the support plate, the inner liner above the support plate and the battery cell, thereby enclosing the battery cell, and the protection effect of the battery cell is effectively improved. The positioning of the box cover is provided by the cooperation of the box cover and the support plate, thereby further facilitating the installation. In addition, the support plate is lifted by the support frame to be separated from the ground, thereby preventing the moisture of the ground from directly contacting the support plate and increasing ventilation, thereby playing a moisture-proof role.

[0012] In the technical scheme, the inner liner comprises a protection frame and a protection plate, and the placing cavity is arranged in the protection frame, and the protection plate is arranged above and below the protection frame.

[0013] In the specific embodiment of the battery cell packaging box, the protection plate below the protection frame can prevent the bottom of the battery cell in the placing cavity from directly contacting the bottom support to cause friction and scratch of the battery cell, and the protection plate above the protection frame can protect the top pole of the battery cell.

[0014] In the technical scheme, the side wall is provided with a vertically arranged support block, and / or the number of the side walls is multiple, the multiple side walls are sequentially connected in a head-to-tail manner, and an included angle is connected between the adjacent two side walls.

[0015] In the specific embodiment of the battery cell packaging box, the vertical strength of the box cover is improved by the support block, so that when the multiple battery cell packaging boxes are vertically stacked, the strength of the box cover can meet the use requirement, the reliability of the stacking is improved, and the safety of the battery cell transportation is improved. The included angle is connected between the adjacent two side walls, the connection strength between the side walls is improved, the strength of the box cover is improved, the reliability of the vertical stacking of the battery cell packaging box is improved, and the safety of the battery cell transportation is improved.

[0016] In the technical scheme, the bottom support and the box cover are made of plywood, and / or the inner liner is made of polyethylene foam.

[0017] In the specific embodiment of the battery cell packaging box, the plywood has good compression resistance and bending resistance and low density, so that the battery cell packaging box can bear a large weight and has light weight, facilitating carrying and transportation; the polyethylene foam can effectively absorb and disperse impact force, has low density, and has certain waterproof and moisture-proof properties, so that the inner liner can provide better shock protection and waterproof effect for the battery cell and has light weight, facilitating carrying and transportation.

[0018] In the case of adopting the technical scheme, the fork truck hole is arranged on the bracket.

[0019] In the specific embodiment of the battery cell packaging box, the fork truck hole can facilitate carrying the battery cell packaging box by using a fork truck.

[0020] In the case of adopting the technical scheme, the protective frame is internally provided with a plurality of partitions, and the partitions are fixedly installed with the protective frame to form the plurality of placement cavities.

[0021] In the specific embodiment of the battery cell packaging box, the protective frame divides the space in the protective frame into a plurality of cells to form the plurality of placement cavities.

[0022] In the case of adopting the technical scheme, the thickness of the partition is 6mm-12mm; and / or the thickness of the frame of the protective frame is 15mm-30mm.

[0023] In the specific embodiment of the battery cell packaging box, the thickness of the partition is set in the range of 6mm-12mm, so that sufficient shock protection effect can be ensured without occupying too much space; and the thickness of the frame of the protective frame is set in the range of 15mm-30mm, so that sufficient shock protection effect can be ensured, the protective frame has certain strength, and too much space is not occupied.

[0024] In the case of adopting the technical scheme, the thickness of the protective plate is 10mm-20mm; and / or a gap of 2mm-5mm is left between the outer wall of the protective frame and the inner wall of the box cover.

[0025] In the specific embodiment of the battery cell packaging box, the thickness of the protective plate is set in the range of 10mm-20mm, so that sufficient shock protection effect can be ensured without occupying too much space; and a gap of 2mm-5mm is left between the outer wall of the protective frame and the inner wall of the box cover, so that the box cover can be limited and the installation of the box cover is facilitated.

[0026] Compared with the prior art, the electric core packaging box has the beneficial effects that: the placement cavities formed by the inner liners separate the electric cores, the electric cores are protected, the box cover is arranged on the outer periphery and the upper portion of the inner liner, the bottom surface of the side wall of the box cover is directly arranged on the bottom support, the box cover and the bottom support completely protect the electric cores and the inner liner, the safety and reliability of the electric core transportation are ensured, when the electric cores are loaded, the electric cores are directly placed in the placement cavities, and then the box cover is covered, so that the loading is convenient and fast, and the electric cores can be conveniently loaded on the basis of ensuring the safety of the electric core transportation. BRIEF DESCRIPTION OF DRAWINGS

[0027] The preferred embodiments of the present application will be described below with reference to the accompanying drawings, in which:

[0028] Figure 1 is an exploded view of the electric core packaging box of the present application;

[0029] Figure 2 is a structural schematic view of the inner liner of the present application;

[0030] Figure 3 is a use state schematic view of the electric core packaging box of the present application;

[0031] BRIEF DESCRIPTION OF DRAWINGS

[0032] 1-bottom support, 2-inner liner, 3-box cover, 4-electric core, 11-support plate, 12-carriage, 21-protection frame, 22-protection plate, 23-baffle, 31-top wall, 32-side wall, 33-limiting block, 34-supporting block, 35-angle, 121-forklift hole, 122-avoidance groove, 211-placement cavity. DETAILED DESCRIPTION

[0033] Some embodiments of the present application will be described below with reference to the accompanying drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present application, and are not used to limit the protection scope of the present application. Those skilled in the art can make adjustments according to the needs in order to adapt to specific application occasions.

[0034] It should be noted that in the description of the present application, the terms "center", "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "vertical", "horizontal", "inner", "outer" and other terms indicating direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, and is not intended to indicate or imply that the related devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, in the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more.

[0035] Further, it needs to be explained that, in the description of the utility model, ordinal numbers "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. In addition, in the description of the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connected" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integral connection, it can be mechanical connection, or electrical connection, it can be direct connection, or indirect connection through intermediate medium, or internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0036] Based on the background technology, the existing battery packaging box cannot conveniently load the battery on the basis of ensuring the safety of battery transportation, aiming at separating each battery by the placing cavity formed by the inner liner, providing protection for the battery, covering the box cover on the outer periphery and upper portion of the inner liner, and the bottom surface of the side wall of the box cover is directly arranged on the bottom support, so that the box cover and the bottom support completely protect the battery and the inner liner, ensuring the safety and reliability of the battery transportation, and when loading the battery, the battery is directly placed in the placing cavity, and then the box cover is covered, which is convenient and fast, and realizes the convenient loading of the battery on the basis of ensuring the safety of battery transportation.

[0037] Firstly refer to Figure 1 , Figure 1 It is the explosion view of the battery packaging box of the utility model. As shown in Figure 1 The battery packaging box of the utility model comprises a bottom support 1, an inner liner 2 and a box cover 3, the inner liner 2 is arranged on the bottom support 1, the inner liner 2 is formed with a plurality of placing cavities 211, and the placing cavities 211 are used for placing batteries 4; the box cover 3 comprises a top wall 31 and a side wall 32 which are connected with each other, the top wall 31 is arranged above the inner liner 2, and the side wall 32 is arranged at the outer periphery of the inner liner 2 and the bottom surface thereof is arranged on the bottom support 1. Each battery 4 is separated by the placing cavity 211 formed by the inner liner 2, and protection is provided for the battery 4, the box cover 3 is covered on the outer periphery and upper portion of the inner liner 2, and the bottom surface of the side wall 32 of the box cover 3 is directly arranged on the bottom support 1, so that the box cover 3 and the bottom support 1 completely protect the battery 4 and the inner liner 2, ensuring the safety and reliability of the battery 4 transportation, and when loading the battery 4, the battery 4 is directly placed in the placing cavity 211, and then the box cover 3 is covered, which is convenient and fast, and realizes the convenient loading of the battery 4 on the basis of ensuring the safety of the battery 4 transportation.

[0038] Optionally, the bottom support 1 and the box cover 3 are made of plywood, and the inner liner 2 is made of polyethylene foam; the plywood has good compression resistance and bending resistance and is low in density, so that the battery cell packaging box can bear a larger weight and is light in quality, facilitating carrying and transportation; the polyethylene foam can effectively absorb and disperse impact force, is low in density, and has certain waterproof and moisture-proof properties, so that the inner liner 2 can provide better shock protection and waterproof effect for the battery cell 4 and is light in quality, facilitating carrying and transportation.

[0039] With reference to Figure 1 , the bottom support 1 comprises a support plate 11 and a support frame 12 connected below the support plate 11, at least part of the edge of the support frame 12 extends out of the support plate 11, and the side wall 32 is arranged on the outer periphery of the support plate 11 and has a bottom surface arranged on the support frame 12. After the box cover 3 is installed, the box cover 3 covers the support plate 11, the inner liner 2 above the support plate 11 and the battery cell 4, and the battery cell 4 is enclosed, effectively improving the protection effect on the battery cell 4, and the cooperation of the box cover 3 and the support plate 11 can provide positioning for the placement of the box cover 3, further facilitating installation, in addition, the support frame 12 can lift the support plate 11 to be separated from the ground, and can also prevent the moisture on the ground from directly contacting the support plate 11, while increasing ventilation, thereby playing a moisture-proof role.

[0040] Further, the support frame 12 can be provided with a forklift hole 121, which can facilitate the use of a forklift to carry the battery cell packaging box, and the forklift hole 121 can be provided with two, and the size of the forklift hole 121 and the distance between the two forklift holes 121 are determined according to the size of the prongs of the forklift and the distance between the prongs.

[0041] With reference to Figure 1 and Figure 2 , Figure 2 is a structural schematic view of the inner liner of the utility model. As shown in Figure 1 and Figure 2 , the inner liner 2 comprises a protective frame 21 and a protective plate 22, and a placing cavity 211 is located in the protective frame 21, and the protective plate 22 is arranged above and below the protective frame 21; the protective plate 22 below the protective frame 21 can prevent the bottom of the battery cell 4 in the placing cavity 211 from directly contacting the bottom support 1 to cause friction and scratch the battery cell 4, and the protective plate 22 above can protect the top pole of the battery cell 4.

[0042] It should be noted that the transverse cross-sectional shape of the protective frame 21 can be square, polygonal or other shapes, and correspondingly, the transverse cross-sectional shape of the box cover 3 and the support plate 11 is the same as that of the protective frame 21.

[0043] Optionally, the formation of the placing cavity 211 can be formed by arranging a plurality of partitions 23 in the protective frame 21, and the partitions 23 are fixedly arranged in the protective frame 21; the partitions 23 can be fixedly connected with the protective frame 21 to form an integrated structure, and the battery cell 4 can be directly placed into the placing cavity 211, or the partitions 23 can be placed one by one during the process of placing the battery cell 4.

[0044] Exemplarily, in the case that the lateral section of the protective frame 21 is square, the partitions 23 include lateral partitions 23 and longitudinal partitions 23, and the lateral partitions 23 and the longitudinal partitions 23 divide the internal space of the protective frame 21 into a plurality of squares to form the placing cavities 211. In this case, the supporting plate 11 is also square, and the bracket 12 extends out of the supporting plate 11 at four edges of the supporting plate 11 to better support the box cover 3. The arrangement mode of the plurality of placing cavities 211 can be single-layer arrangement or vertical stacked multi-layer arrangement, and preferably single-layer arrangement, which can effectively improve the safety of the battery cell 4 transportation.

[0045] Optionally, the thickness of the partitions 23 is 6mm-12mm, and the frame thickness of the protective frame 21 is 15mm-30mm; the thickness of the partitions 23 is set in the range of 6mm-12mm, which can ensure sufficient shockproof effect while not occupying too much space; and the frame thickness of the protective frame 21 is set in the range of 15mm-30mm, which can ensure sufficient shockproof effect while having certain strength and not occupying too much space.

[0046] Optionally, the thickness of the protective plate 22 is 10mm-20mm, and the thickness of the protective plate 22 is set in the range of 10mm-20mm, which can ensure sufficient shockproof effect while not occupying too much space.

[0047] Optionally, a gap of 2mm-5mm is left between the outer wall of the protective frame 21 and the inner wall of the box cover 3, which can provide limiting for the box cover 3 while facilitating the installation of the box cover 3.

[0048] Continuing to refer to Figure 1 and Figure 3 , Figure 3 is a use state schematic view of the battery cell packaging box of the utility model. As shown in Figure 1 and Figure 3 , the top wall 31 can be provided with a limiting block 33, the bracket 12 of the bottom support 1 is provided with an avoiding groove 122, and the limiting block 33 can be arranged in the avoiding groove 122; through the arrangement of the limiting block 33 and the avoiding groove 122, when a plurality of battery cell packaging boxes are stacked, the state is as shown in Figure 3As shown, the upper battery cell packaging box can be conveniently positioned, and in the process of stacking and transporting, the upper battery cell packaging box can be prevented from moving or even sliding off from the lower battery cell packaging box, thereby further improving the safety of the battery cell 4 transportation.

[0049] It should be noted that the number of limiting blocks 33 can be one or multiple, and in the case of a square cross-section of the box cover 3, the number of limiting blocks 33 can be four, which are respectively arranged at the four corners of the top surface of the top wall 31 of the box cover 3, and the avoiding slot 122 is correspondingly arranged with the limiting block 33.

[0050] It should be further noted that when a plurality of battery cell packaging boxes are stacked and transported, the plurality of battery cell packaging boxes can be fixed by overall strapping after being stacked, and the shape of the strapping can be a cross shape, so as to further improve the safety of the battery cell transportation.

[0051] Continuing to refer to Figure 1 The side wall 32 can be provided with a vertically arranged supporting block 34, which can improve the vertical strength of the box cover 3, so that when a plurality of battery cell packaging boxes are vertically stacked, the strength of the box cover 3 can meet the use requirements, improve the reliability of the stacking, and further improve the safety of the battery cell 4 transportation.

[0052] In the case of a square or polygonal cross-section of the protection frame 21, the cross-section of the box cover 3 is also square or polygonal, and the number of side walls 32 is multiple, the plurality of side walls 32 are sequentially connected end to end, and the adjacent two side walls 32 are connected with a corner cover 35; the corner cover 35 can improve the connection strength between the side walls 32, thereby improving the strength of the box cover 3, improving the reliability of the vertical stacking of the battery cell packaging box, and further improving the safety of the battery cell 4 transportation. The corner cover 35 can be a hard material such as iron plate or steel plate.

[0053] The position of the corner cover 35 can be arranged at the bottom of the side wall 32, because the connection at the bottom position of the side wall 32 is more likely to crack, therefore, arranging the corner cover 35 at the bottom of the side wall 32 can more effectively improve the strength of the box cover 3.

[0054] It should be noted that the above embodiments are only used to illustrate the principle of the present application, and are not intended to limit the protection scope of the present application, and those skilled in the art can adjust the above embodiments without deviating from the principle of the present application, so that the present application can be applied to more specific application scenarios.

[0055] The technical scheme of the utility model has been described in combination with the preferred embodiments shown in the drawings, but the person skilled in the art can easily understand that the protection scope of the utility model is obviously not limited to these specific embodiments. The person skilled in the art can make equivalent changes or replacements to the related technical features without deviating from the principles of the utility model, and the technical schemes after the changes or replacements will all fall within the protection scope of the utility model.

Claims

1. An electrode assembly packaging case characterized by comprising: The battery cell packaging box comprises: a bottom support (1); a lining (2) arranged on the bottom support (1), the lining (2) being formed with a plurality of placement cavities (211) for placing battery cells (4); a box cover (3) comprising a top wall (31) and a side wall (32) connected to each other, the top wall (31) being arranged above the lining (2), and the side wall (32) being arranged at the outer periphery of the lining (2) and having a bottom surface resting on the bottom support (1).

2. The battery cell packaging box according to claim 1, wherein a limiting block (33) is arranged on the top wall (31), and the bottom of the bottom support (1) is provided with an avoiding groove (122), and the limiting block (33) is arranged in the avoiding groove (122).

3. The battery cell packaging box according to claim 1, wherein the bottom support (1) comprises a support plate (11) and a bracket (12) connected to the bottom of the support plate (11), at least part of the edge of the bracket (12) extends out of the support plate (11), and the side wall (32) is arranged at the outer periphery of the support plate (11) and has a bottom surface resting on the bracket (12).

4. The battery cell packaging box according to claim 1, wherein the lining (2) comprises a protection frame (21) and a protection plate (22), the placement cavities (211) are located in the protection frame (21), and the protection frame (21) is provided with the protection plate (22) above and below, respectively.

5. The battery cell packaging box according to claim 1, wherein a vertical support block (34) is arranged on the side wall (32); and / or the number of the side wall (32) is a plurality, and the plurality of side walls (32) are sequentially connected end to end, and an angle cover (35) is connected between two adjacent side walls (32).

6. The battery cell packaging box according to claim 1, wherein the bottom support (1) and the box cover (3) are made of plywood; and / or the lining (2) is made of polyethylene foam.

7. The battery cell packaging box according to claim 3, wherein a forklift hole (121) is arranged on the bracket (12).

8. The battery cell packaging box according to claim 4, wherein a plurality of partition plates (23) are arranged in the protection frame (21), and the partition plates (23) are fixedly installed with the protection frame (21) to form the plurality of placement cavities (211).

9. The battery cell packaging box according to claim 8, wherein the thickness of the partition plate (23) is 6mm-12mm; and / or the thickness of the frame of the protection frame (21) is 15mm-30mm.

10. The battery cell packaging box according to claim 4, wherein the thickness of the protection plate (22) is 10mm-20mm; and / or a gap of 2mm-5mm is left between the outer wall of the protection frame (21) and the inner wall of the box cover (3).

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