Stacked battery box

Abstract

The utility model relates to the technical field of energy storage equipment, in particular to a stacked battery box which comprises battery box bodies, each battery box body comprises a top plate, a first side plate, a second side plate, a third side plate and a fourth side plate, and the top plate, the first side plate, the second side plate, the third side plate and the fourth side plate jointly define a containing space. A limiting assembly is arranged on the battery box body, two aluminum profiles are fixedly connected to the side face of the side, away from the fourth side plate, of the second side plate and the side face of the side, away from the second side plate, of the fourth side plate, a first decorative cover is arranged at the top end of each aluminum profile, and a second decorative cover is arranged at the bottom end of each aluminum profile. The aluminum profiles, the first decorative covers and the second decorative covers are matched, so that a gap is formed between every two adjacent battery box bodies during stacking, the gravity of the battery box bodies during stacking is uniformly distributed on the aluminum profiles, the stress of the battery box bodies is reduced, and the pressure resistance and the stability of the battery box bodies during stacking are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of energy storage devices, in particular to a stacked battery box. Background Art

[0002] Currently, in energy storage application scenarios such as base station energy storage, multiple battery units often need to be combined to provide sufficient capacity to meet requirements such as power backup and peak shaving and valley filling. At the same time, in application scenarios such as base station energy storage, in order to save space and improve floor efficiency, multiple battery boxes are often combined together through support frames or energy storage cabinets to save installation space while protecting the batteries from impact and pressure.

[0003] In the prior art, independent stacked battery boxes generally use up-and-down stacking. Since the batteries are heavy, the requirements for the structural strength of the box body are relatively high. Moreover, when the stacking height is relatively high, the overall stability of the stacked battery box is poor.

[0004] In view of this, the applicant has conducted in-depth research on the above problems, and thus this case has arisen. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a stacked battery box with improved compressive resistance and stability.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A stacked battery box, comprising a battery box body, each of the battery box bodies includes a top plate, a first side plate, a second side plate, a third side plate and a fourth side plate. In the same battery box body, the top plate is horizontally arranged, the first side plate and the third side plate are oppositely arranged, the second side plate and the fourth side plate are oppositely arranged, the second side plate is connected between the first sides of the first side plate and the third side plate, the fourth side plate is connected between the second sides of the first side plate and the third side plate, the top plate, the first side plate, the second side plate, the third side plate and the fourth side plate jointly enclose a receiving space with an opening at the lower end. A limiting component is arranged on the battery box body. Two aluminum profiles are fixedly connected to the side surface of the second side plate away from the fourth side plate and the side surface of the fourth side plate away from the second side plate. Each of the aluminum profiles located on the second side plate corresponds to each of the aluminum profiles located on the fourth side plate. A first decorative cover located on the same plane is arranged at the top end of each of the aluminum profiles, and a second decorative cover located on the same plane is arranged at the bottom end of each of the aluminum profiles. The horizontal position of the top surface of the first decorative cover is lower than the horizontal position of the top surface of the top plate, the horizontal position of the bottom surface of the second decorative cover is lower than the plane where the opening is located, and the distance between the top surface of the first decorative cover and the top surface of the top plate is less than or equal to the distance between the bottom surface of the second decorative cover and the plane where the opening is located.

[0008] As an improvement of the present utility model, the limiting component includes a first limiting portion, a first plate member, a third limiting portion, a second plate member, a third plate member and a fourth plate member. The first limiting portion is integrally connected to the lower end of the first side plate, and the first limiting portion is located on the side of the first side plate facing the third side plate. The first plate member includes a second mounting portion and a second limiting portion arranged perpendicular to each other, and the second mounting portion and the second limiting portion are integrally connected. The second mounting portion is fixedly connected to the second side plate, and the second mounting portion is located in the accommodating space. The third limiting portion is integrally connected to the lower end of the third side plate, and the third limiting portion is located on the side of the third side plate facing the first side plate. The second plate member includes a fourth mounting portion and a fourth limiting portion arranged perpendicular to each other, and the fourth mounting portion and the fourth limiting portion are integrally connected. The fourth mounting portion is fixedly connected to the fourth side plate, and the fourth mounting portion is located in the accommodating space. There are two third plate members, and the two third plate members are arranged side by side, and the third plate members are arranged parallel to the first limiting portion. The two third plate members are both located between the first plate member and the second plate member. In the same third plate member, the third plate member includes a first partition portion and a fifth limiting portion arranged perpendicular to each other, and the first partition portion and the fifth limiting portion are integrally connected. And the fifth limiting portion of one of the third plate members is arranged away from the other third plate member. The two ends of the first partition portion are respectively abutted against the second limiting portion and the fourth limiting portion. There are four fourth plate members. Two of the fourth plate members are located between one of the third plate members and the first side plate, and the two fourth plate members located between one of the third plate members and the first side plate are arranged side by side. The other two fourth plate members are located between the other third plate member and the third side plate, and the two fourth plate members located between the other third plate member and the third side plate are arranged side by side. And each fourth plate member is arranged parallel to the first plate member. The fourth plate member includes a second partition portion and a sixth limiting portion arranged perpendicular to each other, and the second partition portion and the sixth limiting portion are integrally connected. The orientations of the two sixth limiting portions located between one of the third plate members and the first side plate are opposite. One end of each of the two second partition portions located between one of the third plate members and the first side plate is abutted against the first limiting portion, and the other end of each of the two second partition portions located between one of the third plate members and the first side plate is abutted against the corresponding fifth limiting portion. The orientations of the two second limiting portions located between the other third plate member and the third side plate are opposite. One end of each of the two second partition portions located between the other third plate member and the third side plate is abutted against the third limiting portion, and the other end of each of the two second partition portions located between the other third plate member and the third side plate is abutted against the corresponding fifth limiting portion.The first limiting portion, the second limiting portion, the third limiting portion, the fourth limiting portion, the fifth limiting portion and the sixth limiting portion are located on the same plane.

[0009] As an improvement of the present utility model, two limiting rods arranged side by side are fixedly connected to the opposite sides of the first side plate and the third side plate, and the plane where the connection line between the two limiting rods is located is parallel to the plane where the top plate is located. A plurality of first limiting tabs are arranged at equal intervals along the length direction of each limiting rod. A plurality of second limiting tabs are arranged at equal intervals along the length direction of the side of the second mounting portion away from the second side plate. The number of the first limiting tabs on the limiting rod is the same as and corresponds one by one to the number of the second limiting tabs on the second mounting portion. A plurality of third limiting tabs corresponding one by one to the second limiting tabs are arranged at equal intervals along the length direction of each second partition portion. A plurality of fourth limiting tabs are arranged at equal intervals along the length direction of the side of the fourth mounting portion away from the fourth side plate. The number of the second limiting tabs on the second mounting portion is the same as and corresponds one by one to the number of the fourth limiting tabs on the fourth mounting portion.

[0010] As an improvement of the present utility model, two first handles arranged side by side are provided on the side of the first side plate away from the third side plate, and two second handles arranged side by side are provided on the side of the third side plate away from the first side plate.

[0011] As an improvement of the present utility model, the top plate, the first side plate, the second side plate, the third side plate and the fourth side plate are all galvanized cold-rolled steel plates.

[0012] As an improvement of the present utility model, the second side plate and the fourth side plate are integrally connected to the top plate respectively, the first side plate is fixedly connected to the top plate, and the third side plate is fixedly connected to the top plate.

[0013] As an improvement of the present utility model, a semiconductor radiator is provided on the first side plate or the third side plate.

[0014] As an improvement of the present utility model, fixed hanging ears are symmetrically arranged on the third side plate, and a plurality of long strip holes are formed along the length direction of each fixed hanging ear.

[0015] Adopting the above technical solution, the present utility model has the following beneficial effects:

[0016] Through the cooperation of the aluminum profile, the first decorative cover with a top surface lower than the horizontal position of the top plate, and the second decorative cover with a bottom surface lower than the plane where the opening is located, the present utility model enables a gap to be formed between two adjacent battery box bodies during stacking, evenly distributing the gravity of the battery box bodies during stacking on each aluminum profile, reducing the stress on the battery box bodies, and improving the compressive resistance and stability of the battery box bodies during stacking. Description of the Drawings

[0017] Figure 1 It is a schematic structural view of a stacked battery box of the present utility model;

[0018] Figure 2 It is a partial exploded view of the battery box body (aluminum profile omitted) of the present utility model;

[0019] Figure 3 It is a partial exploded view of the battery box body (aluminum profile omitted) of the present utility model from another angle;

[0020] Figure 4 It is a connection view of the aluminum profile, the first decorative cover and the second decorative cover of the present utility model.

[0021] The markings in the figures correspond as follows:

[0022] 10 - Battery box body; 20 - Top plate;

[0023] 21 - First side plate; 22 - Second side plate;

[0024] 23 - Third side plate; 24 - Fourth side plate;

[0025] 25 - Aluminum profile; 26 - First decorative cover;

[0026] 27 - Second decorative cover; 28 - First limiting part;

[0027] 29 - Second installation part; 30 - Second limiting part;

[0028] 31 - Third limiting part; 32 - Fourth installation part;

[0029] 33 - Fourth limiting part; 34 - First partition part;

[0030] 35 - Fifth limiting part; 36 - Second partition part;

[0031] 37 - Sixth limiting part; 38 - Limiting rod;

[0032] 39 - First limiting flap; 40 - Second limiting flap;

[0033] 41 - Third limiting flap; 42 - Fourth limiting flap;

[0034] 43 - First handle; 44 - Second handle;

[0035] 45 - Semiconductor radiator; 46 - Fixed hanging ear;

[0036] 47 - Elongated hole. Detailed implementation mode

[0037] The following further describes the utility model in conjunction with the attached drawings and specific embodiments.

[0038] As Figures 1-4 shown, this embodiment provides a stacked battery box, including a battery box body 10. Each battery box body 10 includes a top plate 20, a first side plate 21, a second side plate 22, a third side plate 23, and a fourth side plate 24. In the same battery box body 10, the top plate 20 is horizontally arranged, the first side plate 21 and the third side plate 23 are arranged opposite to each other, the second side plate 22 and the fourth side plate 24 are arranged opposite to each other. The second side plate 22 is connected between the first sides of the first side plate 21 and the third side plate 23, and the fourth side plate 24 is connected between the second sides of the first side plate 21 and the third side plate 23. The top plate 20, the first side plate 21, the second side plate 22, the third side plate 23, and the fourth side plate 24 jointly enclose a receiving space with an opening at the lower end. When in use, the battery module can be placed in the receiving space. It should be noted that the battery module includes a plurality of battery units, and the battery module does not belong to a part of the stacked battery box provided in this embodiment and needs to be configured separately during use. The battery box body 10 is provided with a limiting component.

[0039] Two aluminum profiles 25 are fixedly connected to the side surfaces of the second side plate 22 on the side away from the fourth side plate 24 and the side surfaces of the fourth side plate 24 on the side away from the second side plate 22. The aluminum profiles 25 on the second side plate 22 and the aluminum profiles 25 on the fourth side plate 24 correspond one by one. That is, there are two aluminum profiles 25 on the second side plate 22 and two aluminum profiles 25 on the fourth side plate. The top ends of each aluminum profile 25 are provided with first decorative covers 26 located on the same plane, and the bottom ends of each aluminum profile 25 are provided with second decorative covers 26 located on the same plane. The horizontal position of the top surface of the first decorative cover 26 is lower than the horizontal position of the top surface of the top plate 20, and the horizontal position of the bottom surface of the second decorative cover 27 is lower than the plane where the opening is located. Moreover, the distance between the top surface of the first decorative cover 26 and the top surface of the top plate 20 is less than or equal to the distance between the bottom surface of the second decorative cover 27 and the plane where the opening is located. Through the cooperation of the aluminum profiles 25, the first decorative cover 26 with a top surface lower than the horizontal position of the top plate 20, and the second decorative cover 27 with a bottom surface lower than the plane where the opening is located, there is a gap between two adjacent battery box bodies 10 during stacking, evenly distributing the gravity of the battery box body 10 during stacking on each aluminum profile 25, reducing the stress on the battery box body 10, and improving the compressive resistance and stability of the battery box body 10 during stacking.

[0040] The limiting component includes a first limiting portion 28, a first plate member, a third limiting portion 31, a second plate member, a third plate member, and a fourth plate member. The first limiting portion 28 is integrally connected to the lower end of the first side plate 21, and the first limiting portion 28 is located on the side of the first side plate 21 facing the third side plate 23. The first plate member includes a second mounting portion 29 and a second limiting portion 30 arranged perpendicular to each other, and the second mounting portion 29 and the second limiting portion 30 are integrally connected. The second mounting portion 29 is located within the accommodation space, and the second mounting portion 29 is fixedly connected to the second side plate 22. The third limiting portion 31 is integrally connected to the lower end of the third side plate 23, and the third limiting portion 31 is located on the side of the third side plate 23 facing the first side plate 21. The second plate member includes a fourth mounting portion 32 and a fourth limiting portion 33 arranged perpendicular to each other, and the fourth mounting portion 32 and the fourth limiting portion 33 are integrally connected. The fourth mounting portion 32 is located within the accommodation space, and the fourth mounting portion 32 is fixedly connected to the fourth side plate 33. There are two third plate members, and the two third plate members are arranged side by side, and the third plate members are arranged parallel to the first limiting portion 28. Both of the two third plate members are located between the first plate member and the second plate member, and the two third plate members are arranged back to back. In the same third plate member, the third plate member includes a first partition portion 34 and a fifth limiting portion 35 arranged perpendicular to each other, and the first partition portion 34 and the fifth limiting portion 35 are integrally connected, and the fifth limiting portion 35 of one of the third plate members is arranged away from the other third plate member. The two ends of the first partition portion 34 are respectively abutted against the second limiting portion 30 and the fourth limiting portion 33. There are four fourth plate members. Two of the fourth plate members are located between one of the third plate members and the first side plate 21, and the two fourth plate members located between one of the third plate members and the first side plate 21 are arranged side by side. The other two fourth plate members are located between the other third plate member and the third side plate 23, and the two fourth plate members located between the other third plate member and the third side plate 23 are arranged side by side. And each fourth plate member is arranged parallel to the first plate member. The fourth plate member includes a second partition portion 36 and a sixth limiting portion 37 arranged perpendicular to each other, and the second partition portion 36 and the sixth limiting portion 37 are integrally connected. The orientations of the two fifth limiting portions 35 located between one of the third plate members and the first side plate 21 are opposite. One end of each of the two second partition portions 36 located between one of the third plate members and the first side plate 21 is abutted against the first limiting portion 31, and the other end of each of the two second partition portions 36 located between one of the third plate members and the first side plate 21 is abutted against the corresponding fifth limiting portion 35. The orientations of the two fifth limiting portions 35 located between the other third plate member and the third side plate 23 are opposite. One end of each of the two second partition portions 36 located between the other third plate member and the third side plate 23 is abutted against the third limiting portion 31, and the other end of each of the two second partition portions 26 located between the other third plate member and the third side plate 23 is abutted against the corresponding fifth limiting portion 35.The first limiting portion 28, the second limiting portion 30, the third limiting portion 31, the fourth limiting portion 33, the fifth limiting portion 33 and the sixth limiting portion 37 are located on the same plane.

[0041] On one side of the first side plate 21 and the third side plate 23 facing each other, two limiting rods 38 arranged side by side are fixedly connected, and the plane where the connection line between the two limiting rods 38 is located is parallel to the plane where the top plate 20 is located. A plurality of first limiting tabs 39 are arranged at equal intervals along the length direction of each limiting rod 38. On the side of the second mounting portion 29 away from the second side plate 22, a plurality of second limiting tabs 40 are arranged at equal intervals along the length direction of the second mounting portion 29. The number of the first limiting tabs 39 on the limiting rod 38 is the same as and corresponds one by one to the number of the second limiting tabs 40 on the second mounting portion 39. A plurality of third limiting tabs 41 corresponding one by one to the second limiting tabs 40 are arranged at equal intervals along the length direction of each second partition portion 36. On the side of the fourth mounting portion 32 away from the fourth side plate 24, a plurality of fourth limiting tabs 42 are arranged at equal intervals along the length direction of the fourth mounting portion 32. The number of the second limiting tabs 40 on the second mounting portion 39 is the same as and corresponds one by one to the number of the fourth limiting tabs 42 on the fourth mounting portion 32.

[0042] On the side of the first side plate 21 away from the third side plate 23, two first handles 43 arranged side by side are provided. On the side of the third side plate 23 away from the first side plate 21, two second handles 44 arranged side by side are provided, which is convenient for handling.

[0043] The top plate 20, the first side plate 21, the second side plate 22, the third side plate 23 and the fourth side plate 24 are all galvanized cold-rolled. The galvanized cold-rolled steel plate has good impact resistance and corrosion resistance, which can further improve the compressive resistance of the battery box body.

[0044] The second side plate 22 and the fourth side plate 24 are respectively integrally connected to the top plate 20, and the first side plate 21 is fixedly connected to the top plate 20. Specifically, on the side of the first side plate 21 away from the first limiting portion 28, a first mounting portion is integrally connected. A first threaded hole is provided on the first mounting portion, and a first through hole corresponding to the first threaded hole is provided on the top plate 20. A first fixing bolt is inserted into the first through hole, and the first fixing bolt passes through the first through hole and is threadedly connected to the first threaded hole. The third side plate 23 is fixedly connected to the top plate 20. Specifically, on the side of the third side plate 23 away from the third limiting portion 31, a third mounting portion is integrally connected. The third mounting portion is perpendicularly arranged to the third side plate 23. A third threaded hole is provided on the third mounting portion, and a third through hole corresponding to the third threaded hole is provided on the top plate 20. A third fixing bolt is inserted into the third through hole, and the third fixing bolt passes through the third through hole and is threadedly connected to the third threaded hole.

[0045] A semiconductor radiator 45 is provided on the first side plate 21 or the third side plate 23. It should be noted that the semiconductor radiator 45 is a conventional semiconductor radiator 45 and can be directly purchased on the market, so it will not be elaborated here. By providing the semiconductor radiator 45, the heat dissipation effect of the battery box body 10 is ensured.

[0046] Fixed hanging ears 46 are symmetrically provided on the third side plate 23. Figure 1 The dotted line shown in the figure is the demarcation line between the third side plate 23 and the fixed hanging ear 46, which does not exist in the product. Each fixed hanging ear 46 is provided with a plurality of long holes 47 along its length direction. By means of the fixed hanging ear 46 provided with the long holes 47, it is positioned and installed on the cabinet. It should be noted that the cabinet does not belong to a part of the stackable battery box provided in this embodiment and needs to be configured separately during use. Moreover, before installing on the cabinet, it is necessary to first remove each aluminum profile 25. In this way, both the independent stacking method and the cabinet installation method can be taken into account, which is convenient for the installation of the battery box in different usage scenarios and improves the versatility of the battery box.

[0047] When independent stacking is required, the user carries one battery box body 10 to another battery box body 10 through the first handle 43 and the second handle 44. The adjacent two battery box bodies 10 are positioned and stacked through the cooperation of the first step surface, the second step surface, and the aluminum profile 25. When rack-mounted installation is required, the battery box body 10 is installed on the cabinet through the fixed hanging ear 46. Both the independent stacking method and the cabinet installation method can be taken into account, which is convenient for the installation of the battery box in different usage scenarios and improves the versatility of the battery box. In the present utility model, through the cooperation of the aluminum profile 25, the first decorative cover 26 with a top surface lower than the horizontal position of the top plate 20, and the second decorative cover 27 with a bottom surface lower than the plane where the opening is located, there is a gap between the adjacent two battery box bodies 10 during stacking, and the gravity of the battery box body 10 during stacking is evenly distributed on each aluminum profile 25, reducing the stress on the battery box body 10 and improving the compressive resistance and stability of the battery box body 10 during stacking.

[0048] The above has made a detailed description of the present utility model in conjunction with the drawings. However, the implementation manners of the present utility model are not limited to the above implementation manners. Those skilled in the art can make various deformations to the present utility model according to the prior art, and these all belong to the protection scope of the present utility model.

Claims

1. A stacked battery box, characterized in that: The battery box body comprises a top plate, a first side plate, a second side plate, a third side plate and a fourth side plate. In the same battery box body, the top plate is arranged horizontally, the first side plate and the third side plate are arranged opposite to each other, the second side plate and the fourth side plate are arranged opposite to each other, the second side plate is connected between the first side plate and the third side plate, the fourth side plate is connected between the first side plate and the third side plate, the top plate, the first side plate, the second side plate, the third side plate and the fourth side plate are jointly enclosed to form a receiving space with an opening at the lower end, a limiting component is arranged on the battery box body, and the second side plate is away from the side of the fourth side plate Two aluminum profiles are fixedly connected to the side of the fourth side panel and the side of the fourth side panel away from the second side panel, and the aluminum profiles on the second side panel correspond to each other one by one. The top of each aluminum profile is provided with a first decorative cover located in the same plane, and the bottom of each aluminum profile is provided with a second decorative cover located in the same plane. The horizontal position of the top surface of the first decorative cover is lower than the horizontal position of the top surface of the top plate, the horizontal position of the bottom surface of the second decorative cover is lower than the horizontal position of the plane where the opening is located, and the distance between the top surface of the first decorative cover and the top surface of the top plate is less than and equal to the distance between the bottom surface of the second decorative cover and the plane where the opening is located.

2. A stacked battery box according to claim 1, characterized in that: The limiting assembly includes a first limiting portion, a first plate, a third limiting portion, a second plate, a third plate and a fourth plate, the first limiting portion being integrally connected to the lower end of the first side plate, and the first limiting portion being located on a side of the first side plate facing the third side plate, the first plate including a second mounting portion and a second limiting portion which are perpendicularly arranged to each other, and the second mounting portion and the second limiting portion being integrally connected, the second mounting portion being fixedly connected to the second side plate, the second mounting portion being located in the accommodating space, the third limiting portion being integrally connected to the lower end of the third side plate, and the third limiting portion being located on a side of the third side plate facing the first side plate, the second plate including a fourth mounting portion and a fourth limiting portion which are perpendicularly arranged to each other The limiting portion, and the fourth mounting portion and the fourth limiting portion are integrally connected, the fourth mounting portion is fixedly connected to the fourth side plate, the fourth mounting portion is located in the accommodating space, there are two third plates, the two third plates are arranged side by side, and the third plate and the first limiting portion are arranged in parallel, the two third plates are located between the first plate and the second plate, and in the same third plate, the third plate includes a first partition portion and a fifth limiting portion which are arranged perpendicular to each other, and the first partition portion and the fifth limiting portion are integrally connected, and the fifth limiting portion of one of the third plates is arranged away from the direction of the other third plate, and the two ends of the first partition portion are respectively connected to the second limiting portion and The fourth limiting parts are in contact with each other, and there are four fourth panels, two of which are located between one of the third panels and the first side panel, and the two fourth panels located between one of the third panels and the first side panel are arranged side by side, and the other two fourth panels are located between another of the third panels and the third side panel, and the two fourth panels located between another of the third panels and the third side panel are arranged side by side, and each of the fourth panels is arranged parallel to the first panel, and the fourth panel includes a second partition portion and a sixth limiting portion which are arranged perpendicular to each other, the second partition portion and the sixth limiting portion are integrally connected, and the two fourth panels located between one of the third panels and the first side panel are arranged side by side. The sixth limiting parts are arranged in opposite directions, one ends of the two second partition parts located between one of the third plates and the first side plate are both in contact with the first limiting part, the other ends of the two second partition parts located between one of the third plates and the first side plate are both in contact with the corresponding fifth limiting part, the two second limiting parts located between the other third plate and the third side plate are arranged in opposite directions, one ends of the two second partition parts located between the other third plate and the third side plate are both in contact with the third limiting part, and the other ends of the two second partition parts located between the other third plate and the third side plate are in contact with the corresponding fifth limiting part,The first limiting portion, the second limiting portion, the third limiting portion, the fourth limiting portion, the fifth limiting portion and the sixth limiting portion are located on the same plane.

3. A stacked battery box according to claim 2, characterized in that: Two limit rods arranged side by side are fixedly connected to the side facing each other of the first side panel and the third side panel, and the plane where the connecting line between the two limit rods is located is parallel to the plane where the top plate is located, and each limit rod is provided with a plurality of first limit blocking pieces at equal intervals along its length direction, and a plurality of second limit blocking pieces are provided at equal intervals along the length direction of the second mounting portion on a side of the second mounting portion away from the second side panel, and the number of each first limit blocking piece on the limit rod is the same as the number of the second limit blocking pieces on the second mounting portion and corresponds one to one, and each second partition portion is provided with a third limit blocking piece corresponding one to one to the second limit blocking piece at equal intervals along the length direction of the second partition portion, and a plurality of fourth limit blocking pieces are provided at equal intervals along the length direction of the fourth mounting portion on a side of the fourth mounting portion away from the fourth side panel, and the number of each second limit blocking piece on the second mounting portion is the same as the number of fourth limit blocking pieces on the fourth mounting portion and corresponds one to one.

4. A stacked battery box according to claim 1, characterized in that: Two first handles arranged side by side are provided on a side of the first side panel away from the third side panel, and two second handles arranged side by side are provided on a side of the third side panel away from the first side panel.

5. The stacked battery box according to claim 1, characterized in that: The top plate, the first side plate, the second side plate, the third side plate and the fourth side plate are all galvanized cold-rolled steel plates.

6. The stacked battery box according to claim 1, characterized in that: The second side plate and the fourth side plate are respectively connected to the top plate as a whole, the first side plate is fixedly connected to the top plate, and the third side plate is fixedly connected to the top plate.

7. The stacked battery box according to claim 1, characterized in that: A semiconductor heat sink is disposed on the first side plate or the third side plate.

8. The stacked battery box according to claim 1, characterized in that: The third side plate is symmetrically provided with fixing ears, and each of the fixing ears is provided with a plurality of long holes along its length direction.

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