CN215362925U - Battery module packing box - Google Patents

Abstract

The utility model relates to the technical field of battery modules, and discloses a battery module packaging box which comprises a tray, an upper cover assembly and a protection assembly, wherein the tray and the upper cover assembly can be enclosed to form a containing cavity, and a battery module is arranged in the containing cavity; the protection component is arranged between the side wall of the battery module and the inner wall of the upper cover component to prevent the upper cover component from scraping the battery module. When assembling or dismantling the upper cover subassembly, the protection subassembly of battery module lateral part can protect the battery module, thereby avoids the upper cover subassembly scraping battery module to cause the battery module damage.

Description

Battery module packing box

Technical Field

The utility model relates to the technical field of battery modules, in particular to a battery module packaging box.

Background

The battery module is the important constitution of new forms of energy trade, and the battery module need transport from production to the in-process of assembly unavoidably, and the in-process of transportation need adopt the battery module packing box to protect the battery module, avoids the battery module damage. The existing battery module packaging box mainly comprises an upper cover and a tray, wherein the tray is used for bearing a battery module, and the upper cover is arranged outside the battery module to protect the battery module. However, the upper cover easily scrapes the battery modules during the assembly and disassembly processes, causing damage to the battery modules.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a battery module packaging box which can avoid damage to a battery module in the assembling and disassembling process.

Therefore, the utility model adopts the following technical scheme:

a battery module packaging case comprising:

the battery module comprises a tray and an upper cover assembly, wherein the upper cover assembly and the tray can be arranged in an enclosing manner to form an accommodating cavity, and the battery module is arranged in the accommodating cavity;

and the protection component is arranged between the side wall of the battery module and the inner wall of the upper cover component to prevent the upper cover component from scraping the battery module.

Preferably, the protection assembly includes a plurality of protection members, and a plurality of spacer rings are provided at the outer circumference of the side of the battery module.

Preferably, one end of the protection member is detachably disposed on the tray, and the other end can support the upper cover assembly.

Preferably, the protector is made of plywood; and/or

The upper cover component is made of corrugated paper boards.

Preferably, the tray is further provided with positioning grooves, the positioning grooves correspond to the protecting pieces one to one, and one end of each protecting piece can be accommodated in the corresponding positioning groove.

Preferably, the upper cover assembly comprises a side coaming and an upper cover plate, the side coaming is arranged on the periphery of the protection assembly in a surrounding manner, and the upper cover plate is arranged on the upper portion of the side coaming in a covering manner.

Preferably, the inner wall of the side enclosing plate is further provided with a first reinforcing structure so as to improve the rigidity of the side enclosing plate.

Preferably, a limiting groove is further formed in the tray, and one end of the first reinforcing structure can abut against the side wall of the limiting groove.

Preferably, the limiting groove is far away from an opening is formed in the side wall of the battery module, the battery module packaging box further comprises a supporting piece, one end of the supporting piece is arranged on the tray, the supporting piece and the limiting groove are oppositely arranged, and the bottom of the side enclosing plate is located between the supporting piece and the limiting groove.

Preferably, a second reinforcing structure is further arranged on the inner wall of the upper cover plate to improve the rigidity of the upper cover plate.

Preferably, the second reinforcing structures extend in the width direction of the upper cover plate, the number of the first reinforcing structures is two, the two first reinforcing structures are oppositely arranged on the two inner side walls of the side enclosing plates, and the side walls of the second reinforcing structures can be respectively abutted against the end surfaces of the two first reinforcing structures.

Preferably, both ends of the second reinforcing structure are provided with protrusions extending in the vertical direction, and a sidewall of each protrusion can abut against a corresponding sidewall of the first reinforcing structure.

Preferably, the battery module packing box further comprises a packing belt, and the upper cover assembly, the protection assembly and the tray are fixed through the packing belt.

Preferably, an accommodating groove is further formed in the tray, and the battery module can be accommodated in the accommodating groove.

Preferably, a partition board is arranged in the accommodating groove, the partition board partitions the accommodating groove into a plurality of mounting grooves, and each mounting groove can accommodate one battery module.

Preferably, each mounting groove is provided with a positioning pin, and the positioning pin can abut against the inner wall of the corresponding mounting hole of the battery module.

The utility model has the beneficial effects that:

the utility model provides a battery module packaging box, which is characterized in that when an upper cover component is assembled or disassembled, a protection component arranged on the side part of a battery module can protect the battery module, and the upper cover component is prevented from directly contacting the battery module and scratching the battery module, so that the packaging quality of the battery module packaging box is ensured.

Drawings

Fig. 1 is an exploded view of a battery module packaging case according to an embodiment of the present invention;

fig. 2 is a schematic view of a packed battery module packing box according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a protector according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a side panel provided by an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an upper cover plate according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a tray provided in an embodiment of the present invention.

In the figure:

1-a tray; 11-a positioning groove; 12-accommodating grooves; 13-a limiting groove; 14-a support; 15-positioning pins;

2-an upper cover assembly;

21-side coaming; 211-a first reinforcing structure;

22-upper cover plate; 221-a second reinforcement structure; 222-a boss;

3-a protective component; 31-a protective element;

4-packing belt;

5-a separator;

100-battery module.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the present embodiment provides a battery module packaging box, which includes a tray 1, an upper cover assembly 2 and a protection assembly 3, wherein the tray 1 and the upper cover assembly 2 can be enclosed to form a containing cavity, and a battery module 100 is disposed in the containing cavity; the protective member 3 is disposed between the side wall of the battery module 100 and the inner wall of the upper cap assembly 2 to prevent the upper cap assembly 2 from scraping the battery module 100. When the battery module 100 is packaged or disassembled, since the side of the battery module 100 is provided with the protection assembly 3, the upper cover assembly 2 does not directly contact the battery module 100 when assembled or disassembled, and the upper cover assembly 2 is prevented from scraping the surface of the battery module 100, thereby ensuring the reliability of the battery module packing case.

Preferably, in order to facilitate the assembly of the protection assembly 3, the protection assembly 3 includes a plurality of protection members 31, the plurality of protection members 31 are spaced around the outer circumference of the side portion of the battery module 100, the protection assembly 3 can be assembled or disassembled from the side portion of the battery module 100 with high assembly and disassembly efficiency, and the relative movement between the protection assembly 3 and the battery module 100 during the assembly or disassembly process can be reduced to avoid scraping the battery module 100. Furthermore, the plurality of protection members 31 arranged at intervals can also reduce the weight of the protection assembly 3 and save the manufacturing cost of the protection assembly 3.

Further, one end of the protector 31 is detachably provided on the tray 1, and the other end can support the upper cover assembly 2. With protection piece 31 as main load structure, can reduce the intensity requirement of upper cover subassembly 2 for upper cover subassembly 2 can adopt light material, further makes things convenient for the assembly and the dismantlement of battery module packing box, can also reduce the manufacturing cost of battery module packing box. The upper cover assembly 2 can also transmit the acting force, connect the plurality of protection members 31 and buffer. It can be understood that, when the upper cap assembly 2 tends to be deformed and torn by an external force, the protector 31 can prevent the deformation and tearing of the upper cap assembly 2 by supporting the upper cap assembly 2, thereby securing the reliability of the battery module packing case.

In the present embodiment, the end of the protection member 31 away from the tray 1 is higher than the battery module 100, and can provide protection to the upper portion of the battery module 100. Of course, the protection member 31 is not limited thereto, and in other embodiments, one end of the protection member 31 away from the tray 1 may be lower than or equal to the height of the battery module 100, and the upper cover assembly 2 covering the upper portion of the protection member 31 protects the upper portion of the battery module 100, and may be disposed according to actual packaging requirements.

The protector 31 is exemplarily made of plywood, which has high rigidity and is not easily deformed, and can ensure a protective effect on the battery module 100 and a supporting effect on the upper cover assembly 2. Similarly, the tray 1 is also made of plywood to ensure reliable load bearing of the battery module 100.

Illustratively, the upper cover assembly 2 is made of corrugated cardboard, which is light in weight, convenient to assemble, environmentally friendly and low in cost. In addition, corrugated container board's surface smoothness is good, and the adhesion effect of printing ink is good, can improve the aesthetic property of this battery module packing box.

Of course, the materials of the protection member 31, the tray 1 and the upper cover assembly 2 are not limited thereto, and may be set according to the actual packaging requirement, and the embodiment does not limit this.

Preferably, the cross-sectional shape of protection piece 31 is the U-shaped, and the quantity of protection piece 31 is two, and two protection pieces 31 set up in the both ends of battery module 100 relatively, can increase the cladding area to battery module 100, and the protection is effectual, can also increase the area of contact of protection piece 31 and tray 1 simultaneously, improves the stability of protection piece 31, avoids protection piece 31 to take place to rock at the in-process of assembly and transportation to improve the stability of protection piece 31 and the reliability of packing box.

Of course, the cross-sectional shape and the number of the protection members 31 are not limited thereto, and in other embodiments, the cross-sectional shape of the protection members 31 may also be L-shaped, the number of the protection members 31 is four, and the four protection members 31 are respectively disposed at the intersection of two adjacent side surfaces of the battery module 100, and may be disposed according to actual needs, which is not limited in this embodiment.

Further, all be equipped with a plurality of butt portions on every protection 31 is close to the terminal surface of tray 1, a plurality of butt portions set up along the extending direction interval of protection 31's terminal surface, and every butt portion homoenergetic and tray 1 looks butt to replace the contact of two terminal surfaces through the multiple spot contact, improve protection 31's installation stability, can also improve the assembly fault-tolerant rate of this battery module packing box. It can be understood that one end of the protection member 31 may abut against the upper surface of the tray 1, and one end of the protection member 31 may also abut against the side portion of the tray 1, which may be set according to the actual packaging requirement, and this embodiment is not limited thereto.

Optionally, in order to achieve reliable connection of the upper cover assembly 2, the protection assembly 3 and the tray 1, the packing box further comprises a packing belt 4, and the upper cover assembly 2, the protection assembly 3 and the tray 1 are fixed through the packing belt 4. Strapping effect of the strapping belt 4 is good, assembly is convenient, cost is low, and operators can be prevented from being scratched in the assembly process. Certainly, the assembling mode of the upper cover assembly 2, the protection assembly 3 and the tray 1 is not limited to this, in other embodiments, the detachable assembly of the upper cover assembly 2, the protection member 31 and the tray 1 may also be realized by adopting a clamping structure or a connector, the detachable assembly of the upper cover assembly 2, the protection assembly 3 and the tray 1 may also be realized by adopting a mode that the packing belt 4 is matched with a clamping structure or a connector, and the assembling mode may be set according to actual needs, and this embodiment does not limit this.

Preferably, the packing belt 4 is made of Polyethylene terephthalate (PET), and the PET has high strength, is resistant to bending and impact, and can ensure the reliability of the battery module packing box. In addition, the PET is low in cost, and the manufacturing cost of the packing box can be saved. Of course, the material of the strapping band 4 is not limited to this, and in other embodiments, it may be a steel band, etc., and may be set according to actual needs.

Illustratively, the packing belt 4 is wound on the peripheries of the upper cover assembly 2 and the tray 1 along two planes which are perpendicular to each other for multiple times, so that the packing reliability can be ensured. Of course, the specific winding manner of the strapping band 4 may be set according to actual needs, and this embodiment does not limit this.

Further, in order to prevent the deviation of the packing belt 4 in the packing process and cause the loosening of the packing belt 4 to influence the packing quality, a plurality of gaps are further arranged on the tray 1 and are annularly arranged on the periphery of the tray 1 at intervals, and the packing belt 4 can be arranged in the gaps in a penetrating manner.

Preferably, in order to limit the protection member 31 and prevent the protection member 31 from deviating or shaking during installation or transportation, the tray 1 is further provided with positioning grooves 11, the positioning grooves 11 are in one-to-one correspondence with the protection members 31, and one end of each protection member 31 can be accommodated in the corresponding positioning groove 11. Specifically, the sectional shape of the positioning groove 11 in the horizontal direction is matched with the sectional shape of the corresponding protector 31 to provide a spacing effect from two horizontal directions perpendicular to each other. Further, in the vertical direction, each positioning groove 11 has an L-shaped cross section, so that the protection member 31 can be installed in the corresponding positioning groove 11 from the side of the positioning groove 11, and the protection member 31 abuts against the side wall of the positioning groove 11 under the action of the packing belt 4.

It is understood that the positioning grooves 11 are formed around the outer circumference of the battery module 100 with a certain gap between the sides of the battery module 100 and the protection member 31.

Of course, the positioning groove 11 is not limited thereto, in other embodiments, the cross section of the positioning groove 11 in the vertical direction may also be U-shaped, and both side walls of the positioning groove 11 can limit the position of the corresponding protection member 31, and may be set according to actual needs, and this embodiment does not limit this.

Preferably, a first buffer member is further disposed between the side portion of the battery module 100 and the corresponding protection member 31 to provide a buffer effect to the battery module 100 from the horizontal direction, and further protect the battery module 100.

Illustratively, the first buffer is made of pearl wool.

Preferably, the upper cover assembly 2 comprises side coamings 21 and an upper cover plate 22, the side coamings 21 are arranged around the periphery of the protection assembly 3, the upper cover plate 22 is arranged on the upper parts of the side coamings 21 in a covering manner, and the upper cover plate 22 can be conveniently detached in the assembling and transporting processes so as to observe the battery module 100 in the packaging box without detaching the whole upper cover assembly 2; in addition, the side coaming 21 and/or the upper cover plate 22 can be conveniently replaced as required.

When the side enclosing plate 21 is large in size, the middle portion of each side of the side enclosing plate 21 is weak in support and is easily deformed, which affects the protection and buffering effect on the battery module 100. In order to improve the rigidity of the side panel 21 and reduce the deformation of the side panel 21, a first reinforcing structure 211 is further provided on the inner wall of the side panel 21. In the present embodiment, the first reinforcing structure 211 is located in the middle of the inner side wall of the side panel 21 and extends in the vertical direction. Specifically, one end of the first reinforcing structure 211 is abutted to the tray 1, and the other end of the first reinforcing structure is abutted to the upper cover plate 22, so that the bearing capacity of the side enclosing plate 21 can be improved, and the reliability of the battery module packaging box is further improved.

Further, in order to carry out spacingly to side bounding wall 21, avoid side bounding wall 21 to take place the skew or rock in assembly and transportation, be equipped with spacing groove 13 on the tray 1, the one end of first additional strengthening 211 can the butt in the lateral wall of spacing groove 13 to it is spacing to carry out to side bounding wall 21. In the present embodiment, in order to facilitate the assembly of the side wall 21, an opening is provided on a side wall of the limiting groove 13 away from the battery module 100, and one end of the first reinforcing structure 211 close to the tray 1 can be accommodated in the limiting groove 13 through the opening. Specifically, the cross section of the first reinforcing structure 211 in the horizontal direction is rectangular. Of course, in other embodiments, the cross-sectional shape of the first reinforcing structure 211 in the horizontal direction may also be a trapezoid to further avoid the offset or the shaking of the side panel 21 during the assembling and transporting processes, and the first reinforcing structure may be arranged according to actual needs, which is not limited in this embodiment.

Preferably, in order to further support the side enclosing plate 21 and ensure that the side enclosing plate 21 is always perpendicular to the tray 1, the battery module packaging box further comprises a support member 14, one end of the support member 14 is arranged on the tray 1, the support member 14 is arranged at an interval with the opening of the limiting groove 13, the bottom of the side enclosing plate 21 is positioned between the support member 14 and the limiting groove 13, and the support member 14 and the limiting groove 13 jointly support the side enclosing plate 21.

Further, the number of the first reinforcing structures 211 may be multiple, multiple first reinforcing structures 211 are arranged on the inner wall of the side wall 21 at intervals, and each first reinforcing structure 211 corresponds to one limiting groove 13 and one supporting piece 14, so as to further improve the rigidity of the side wall 21. Of course, the arrangement of the first reinforcing structure 211 is not limited thereto, and in other embodiments, the first reinforcing structure 211 may also be arranged on the outer wall of the side panel 21, and may be arranged according to actual packaging requirements, which is not limited by this embodiment.

Preferably, a plurality of first additional strengthening 211 and a plurality of protection piece 31 are crisscross to be set up, can make the compact structure of battery module packing box, reduce the occupation space of battery module packing box. Further, the width of the first reinforcing structure 211 is the same as the width of the protector 31. Of course, the arrangement of the first reinforcing structure 211 is not limited thereto, and may be arranged according to actual needs.

Illustratively, the first reinforcing structure 211 and the support structure are made of plywood to ensure sufficient rigidity of the side panel 21.

In the present embodiment, the first reinforcing structure 211 is adhered to the inner wall of the side enclosing plate 21 by adhesive, so as to ensure the supporting effect of the first reinforcing structure 211 on the side enclosing plate 21 and facilitate the assembly of the side enclosing plate 21.

Similarly, in order to increase the rigidity of the upper cover plate 22 and prevent the middle of the upper cover plate 22 from being depressed to affect the battery module 100, the inner wall of the upper cover plate 22 is provided with a second reinforcing structure 221. In this embodiment, the second reinforcing structure 221 extends along the width direction of the upper cover plate 22, the number of the first reinforcing structures 211 is two, the two first reinforcing structures 211 are relatively arranged on the two inner side walls of the side enclosing plate 21, the side walls of the second reinforcing structure 221 are respectively abutted against the end surfaces of the two first reinforcing structures 211, so that the top of the battery module packaging box is acted by external force, the acting force mainly acts on the second reinforcing structure 221, the first reinforcing structure 211 and the protection component 3, and therefore the damage of the battery module 100 is avoided and the reliability of the battery module packaging box is improved. Of course, the arrangement of the second reinforcing structure 221 is not limited thereto, and in other embodiments, the cross section of the second reinforcing structure 221 may also be X-shaped, and the end of the second reinforcing structure 221 abuts against the protective component 3, so as to transmit the acting force to the protective component 3.

Similarly, the second reinforcing structure 221 is made of plywood, and the second reinforcing structure 221 is attached to the inner wall of the upper cover 22 by an adhesive.

Further, in order to avoid the shaking of the upper cover plate 22 during the assembling and transporting processes and influence the packaging quality, the two ends of the second reinforcing structure 221 are respectively provided with a protruding portion 222 extending along the vertical direction, and the side wall of each protruding portion 222 can abut against the side wall of the corresponding first reinforcing structure 211, so that the shaking of the upper cover plate 22 in the horizontal direction is limited. Further, the cross section of the protruding portion 222 may also be U-shaped, and the protruding portion 222 can abut against three side surfaces of the first reinforcing structure 211 to further limit the shake of the upper cover plate 22 in the horizontal direction. Of course, the arrangement of the protruding portion 222 is not limited thereto, and in other embodiments, the protruding portion 222 may also be disposed on the side wall of the upper cover plate 22 and abut against the first reinforcing structure 211 or the protection component 3 to limit the shake of the upper cover plate 22 in the horizontal direction, and may be disposed according to the actual packaging requirement, which is not limited in this embodiment.

Similarly, a second buffer member is disposed between the upper cover plate 22 and the battery module 100 to provide a buffer effect to the battery module 100 from the vertical direction, so as to further protect the battery module 100.

Illustratively, the second buffer is made of pearl wool.

Preferably, in order to avoid the packing and transportation in-process battery module 100 taking place to rock and then produce damage such as mar on tray 1, still be provided with holding tank 12 on tray 1, battery module 100 holds in holding tank 12 to avoid battery module 100 to appear rocking.

Further, be equipped with baffle 5 in the holding tank 12, baffle 5 separates holding tank 12 and forms a plurality of mounting grooves, and every mounting groove homoenergetic holds a battery module 100 to improve the holding capacity of this battery module packing box, can also avoid colliding each other between a plurality of battery modules 100. In the present embodiment, the cross section of the partition plate 5 is rectangular, and the partition plate 5 partitions the accommodating groove 12 to form two installation grooves. Of course, the arrangement of the partition plate 5 is not limited to this, in other embodiments, the cross section of the partition plate 5 may also be a cross, the partition plate 5 partitions the accommodating groove 12 into four installation grooves, and the arrangement may be performed according to actual packaging requirements, which is not limited in this embodiment.

Further, all be equipped with locating pin 15 in every mounting groove, locating pin 15 can the butt in the inner wall of the mounting hole of the battery module 100 that corresponds to further provide limiting displacement to battery module 100. It can be understood that each mounting groove may be provided with one positioning pin 15, or may be provided with a plurality of positioning pins 15, which may be set according to actual packaging requirements, and this embodiment does not limit this.

Specifically, the process of packaging the battery module 100 is as follows: firstly, an operator places the battery module 100 in a mounting groove on the tray 1 manually or by using a mechanical arm, then installs the plurality of protection members 31 in the corresponding positioning grooves 11, then sleeves the side enclosing plates 21 outside the protection members 31, covers the upper cover plate 22 on the side enclosing plates 21, and finally ties up and fixes the battery module with the packing belt 4.

In the description of the present specification, it is to 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 describing the present embodiment and simplifying the description, and do not indicate or imply that the device or structure referred to must have a specific orientation, be configured and operated in a specific orientation, and thus, cannot be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (16)

1. The utility model provides a battery module packing box which characterized in that includes:

the battery module comprises a tray (1) and an upper cover assembly (2), wherein the upper cover assembly (2) and the tray (1) can be arranged in a surrounding mode to form an accommodating cavity, and a battery module (100) is arranged in the accommodating cavity;

and the protection component (3) is arranged between the side wall of the battery module (100) and the inner wall of the upper cover component (2) to prevent the upper cover component (2) from scraping the battery module (100).

2. The battery module packaging case according to claim 1, wherein the protection member (3) comprises a plurality of protection members (31), and the plurality of protection members (31) are spaced around the outer circumference of the side portions of the battery module (100).

3. The battery module packing case according to claim 2, wherein one end of the protector (31) is detachably provided on the tray (1), and the other end is capable of supporting the upper cover assembly (2).

4. The battery module packaging case according to claim 3, wherein the protective member (31) is made of plywood; and/or

The upper cover component (2) is made of corrugated paper boards.

5. The battery module packaging case according to claim 3, wherein the tray (1) is further provided with positioning grooves (11), the positioning grooves (11) are provided in one-to-one correspondence with the protective members (31), and one end of each protective member (31) can be received in the corresponding positioning groove (11).

6. The battery module packaging case according to claim 1, wherein the upper cover member (2) comprises side surrounding plates (21) and an upper cover plate (22), the side surrounding plates (21) are arranged around the outer circumference of the protection member (3), and the upper cover plate (22) is arranged on the upper parts of the side surrounding plates (21).

7. The battery module packaging case according to claim 6, wherein the inner walls of the side enclosing plates (21) are further provided with first reinforcing structures (211) to improve the rigidity of the side enclosing plates (21).

8. The battery module packaging box according to claim 7, wherein a limiting groove (13) is further formed in the tray (1), and one end of the first reinforcing structure (211) can abut against the side wall of the limiting groove (13).

9. The battery module packing case according to claim 8, wherein an opening is provided on a side wall of the limiting groove (13) away from the battery module (100), the battery module packing case further comprises a support member (14), one end of the support member (14) is disposed on the tray (1), the support member (14) is disposed opposite to the opening of the limiting groove (13), and the bottom of the side panel (21) is located between the support member (14) and the limiting groove (13).

10. The battery module packaging case according to claim 7, wherein a second reinforcing structure (221) is further provided on the inner wall of the upper cover plate (22) to increase the rigidity of the upper cover plate (22).

11. The battery module packaging box according to claim 10, wherein the second reinforcing structures (221) extend in the width direction of the upper cover plate (22), the number of the first reinforcing structures (211) is two, the two first reinforcing structures (211) are oppositely arranged on two inner side walls of the side enclosing plates (21), and the side walls of the second reinforcing structures (221) can abut against the end surfaces of the two first reinforcing structures (211) respectively.

12. The battery module packaging box according to claim 11, wherein the second reinforcing structure (221) is provided at both ends thereof with protrusions (222) extending in the vertical direction, and a sidewall of each protrusion (222) can abut against a sidewall of the corresponding first reinforcing structure (211).

13. The battery module packaging case according to any one of claims 1 to 12, further comprising a packing belt (4), wherein the upper cover member (2), the protective member (3), and the tray (1) are fixed by the packing belt (4).

14. The battery module packaging case according to any one of claims 1 to 12, wherein a receiving groove (12) is further provided on the tray (1), and the battery module (100) can be received in the receiving groove (12).

15. The battery module packing case according to claim 14, wherein a partition (5) is provided in the receiving groove (12), and the partition (5) partitions the receiving groove (12) to form a plurality of mounting grooves, each of which can receive one of the battery modules (100).

16. The battery module packaging case according to claim 15, wherein each mounting groove is provided therein with a positioning pin (15), and the positioning pin (15) can abut against the inner wall of the mounting hole of the corresponding battery module (100).

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