Energy storage battery box

Abstract

The utility model belongs to the technical field of energy storage equipment, and particularly provides an energy storage battery box, which comprises a box body, a battery module, an output power line and a box cover, the battery module is arranged in the box body, one end of the output power line extends into the box body and is connected with the battery module, the other end of the output power line extends out of the box body, the box cover is arranged on the box body, and the box cover is arranged on the box body. Guide grooves are formed in the tops of the two sides of the box body, bending plates are arranged at the two ends of the box body, the bending directions of the two bending plates face the interior of the box body, threaded holes are formed in the bending plates far away from the output power line, inserting buckles matched with the bending plates are arranged at the bottom of one end of the box cover, through holes are formed in the other end of the box cover, and the through holes correspond to the threaded holes. The two sides of the box cover are connected with the two guide grooves in a sliding mode, and when the inserting buckles are matched with the bent plates, the through holes and the threaded holes are connected through screws. Through the arrangement of the guide grooves, the bent plates, the insertion buckles, the through holes and the threaded holes, assembly of the box cover and the box body can be conveniently achieved, and production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of energy storage devices, and relates to an energy storage battery box. Background Art

[0002] An energy storage battery box is a group of batteries composed of several single batteries, a box body, a battery management system and related installation structural parts (equipment), etc. However, although there are many types of energy storage battery boxes on the market at present, most of them have the problem of inconvenient assembly and production, resulting in low production efficiency of the energy storage battery box. In addition, the heat dissipation performance is poor, making it difficult to meet the use requirements. Content of the Utility Model

[0003] Aiming at the technical problems in the prior art, the utility model provides an energy storage battery box, which includes a box body, a battery module, an output power line and a box cover. The battery module is installed in the box body. The output power line is installed at one end of the box body, and one end of the output power line extends into the box body to be connected with the battery module, and the other end extends out of the box body. The box cover is installed on the box body. Guide grooves are provided at the tops of both sides of the box body. Bending plates are provided at both ends of the box body, and the bending directions of the two bending plates both face the inside of the box body. Threaded holes are provided on the bending plate far away from the output power line. An insertion buckle matched with the bending plate is provided at the bottom of one end of the box cover, and a through hole is provided at the other end. The through hole corresponds to the threaded hole. The two sides of the box cover are slidably connected with the two guide grooves. When the insertion buckle and the bending plate are matched, the through hole and the threaded hole are connected by screws.

[0004] Further, the surfaces of the two sides of the box cover away from each other are flush with the side surface of the box body.

[0005] Further, the insertion buckle, the threaded hole and the through hole each include two, and are symmetrically arranged about the midline of the box body or the box cover.

[0006] Further, the battery module includes an upper bracket, a lower bracket and a plurality of battery cells. The plurality of battery cells are arranged in multiple rows along the length direction of the guide groove. Connecting pieces are provided at both ends of each row of battery cells. The upper bracket and the lower bracket are connected by a plurality of buckle assemblies, and a plurality of cavities are formed between the two, and the plurality of cavities correspond to the plurality of battery cells one by one. The battery cells are installed in the cavities.

[0007] Further, heat dissipation grooves communicating with the cavities are provided on both the upper bracket and the lower bracket.

[0008] Further, a plurality of upper connecting seats and a plurality of lower connecting seats are respectively provided on both sides of the upper bracket and the lower bracket. Connecting holes are provided on both the upper connecting seat and the lower connecting seat. A plurality of stud bolts are provided at the bottom of the box body. The two connecting holes and the stud bolts are fixedly connected by screws.

[0009] Beneficial effects:

[0010] 1. In the present utility model, through the settings of the guiding groove, bending plate, snap fastener, through hole and threaded hole, the assembly of the box cover and the box body can be conveniently realized, and the production efficiency can be improved.

[0011] 2. In the present utility model, through the setting that the mutually remote sides of the two sides of the box cover are flush with the side surface of the box body, the appearance effect can be improved; through the settings of two symmetric snap fasteners, threaded holes and through holes, the loosening phenomenon between the box cover and the box body can be prevented.

[0012] 3. In the present utility model, through the settings of the upper bracket, lower bracket, multiple battery cells and connecting pieces, the installation of the battery cells can be conveniently carried out, the assembly efficiency can be improved, and at the same time, the firm installation of the battery cells can be ensured, so that the battery cells are not easily displaced during vibration; through the setting of the heat dissipation groove, the natural heat dissipation of the battery cells can be facilitated, and the heat dissipation efficiency of the battery module is improved.

[0013] 4. In the present utility model, through the settings of the upper connecting seat, lower connecting seat, connecting hole and stud, the firmness between the battery module and the box body can be improved, and at the same time, the detachable maintenance between the battery module and the box body can be facilitated. Brief description of the drawings

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required to be used in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained according to these drawings without creative efforts.

[0015] Figure 1 It is a schematic diagram of the disassembled state of the overall installation structure of the present utility model;

[0016] Figure 2 It is a schematic diagram of the assembled state of the overall installation structure of the present utility model;

[0017] Figure 3 It is a schematic diagram of the box cover structure of the present utility model;

[0018] Figure 4 It is a schematic diagram of the disassembled state of the battery module of the present utility model;

[0019] Figure 5 It is a schematic diagram of the assembled state of the battery module of the present utility model.

[0020] Explanation of reference numerals:

[0021] 1. Box body; 2. Battery module; 21. Upper bracket; 22. Lower bracket; 23. Battery cell; 3. Output power line; 4. Box cover; 5. Guide groove; 6. Bending plate; 7. Threaded hole; 8. Snap fastener; 9. Through hole; 10. Connecting piece; 11. Snap component; 111. Elastic buckle; 112. Card slot; 12. Heat dissipation slot; 13. Upper connecting seat; 14. Lower connecting seat; 15. Threaded post; 16. L-shaped plate. Detailed implementation manners

[0022] To make the above objects, features, and advantages of the present application more apparent and understandable, the following will describe the detailed implementation manners of the present application in conjunction with the accompanying drawings. Many specific details are set forth in the following description in order to fully understand the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present application. Therefore, the present application is not limited by the specific embodiments disclosed below.

[0023] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present application.

[0024] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present application, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0025] In the present application, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", "fixation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0026] In this application, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may mean that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply indicates that the first feature has a lower horizontal height than the second feature.

[0027] It should be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or there may also be an intermediate element. When an element is considered to be "connected to" another element, it can be directly connected to the other element or there may be an intermediate element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are only for illustrative purposes and do not represent the only implementation.

[0028] The present utility model provides an energy storage battery box, as Figure 1 , Figure 2 and Figure 3 shown, which includes a box body 1, a battery module 2, an output power line 3 and a box cover 4. The battery module 2 is installed in the box body 1. The output power line 3 is installed at one end of the box body 1, and one end of the output power line 3 extends into the box body 1 to be connected to the battery module 2, and the other end extends out of the box body 1. The box cover 4 is installed on the box body 1. Guide grooves 5 are provided at the top of both sides of the box body 1. Bending plates 6 are provided at both ends of the box body 1, and the bending directions of the two bending plates 6 both face the inside of the box body 1. Among them, the bending plate 6 is preferably integrally formed with the box body 1. A threaded hole 7 is provided on the bending plate 6 away from the output power line 3. An insertion buckle 8 cooperating with the bending plate 6 is provided at the bottom of one end of the box cover 4, and a through hole 9 is provided at the other end. The through hole 9 corresponds to the threaded hole 7. Both sides of the box cover 4 are slidably connected to the two guide grooves 5. When the insertion buckle 8 and the bending plate 6 cooperate, the through hole 9 and the threaded hole 7 are connected by screws. Among them, the insertion buckle 8, the threaded hole 7 and the through hole 9 all include two, and are symmetrically arranged about the midline of the box body 1 or the box cover 4. Through this setting, it is possible to prevent loosening between the box cover 4 and the box body 1 and improve the connection strength.

[0029] In this embodiment, through the settings of the guiding groove 5, the bending plate 6, the snap fastener 8, the through hole 9 and the threaded hole 7, the assembly of the lid 4 and the box body 1 can be conveniently realized, and the production efficiency can be improved. During specific installation, only need to slide the lid 4 into the box body 1 from one end, make the end with the snap fastener 8 be inserted and matched with the bending plate 6, and finally connect and fix the through hole 9 and the threaded hole 7 at the other end with screws. By adopting this fixing method, the number of screws can be greatly reduced, and the disassembly of the lid 4 and the box body 1 is convenient.

[0030] In the present utility model, preferably, as Figure 2 shown, the surfaces of the two sides of the lid 4 away from each other are flush with the side surface of the box body 1.

[0031] In this embodiment, through the setting that the surfaces of the two sides of the lid 4 away from each other are flush with the side surface of the box body 1, the appearance effect can be improved.

[0032] In the present utility model, preferably, as Figure 1 、 Figure 4 and Figure 5 shown, the battery module 2 includes an upper bracket 21, a lower bracket 22 and a plurality of battery cells 23. The plurality of battery cells 23 are arranged in multiple rows along the length direction of the guiding groove 5. Connecting pieces 10 are provided at both ends of each row of battery cells 23. The upper bracket 21 and the lower bracket 22 are connected by a plurality of buckle assemblies 11, and a plurality of cavities are formed therebetween. The buckle assembly 11 includes an elastic buckle 111 located on the upper bracket 21 and a card slot 112 located on the lower bracket 22. A hook cooperating with the card slot 112 is provided at the lower end of the elastic buckle 111. The hook can rotate around the upper end of the elastic buckle 111 to a certain extent. When the hook cooperates with the card slot 112, the two are relatively fixed. When disassembly is required, only need to press the upper end of the elastic buckle 111 forcefully to make the hook disengage from the card slot 112. The plurality of cavities correspond to the plurality of battery cells 23 one by one, and the battery cells 23 are installed in the cavities.

[0033] In this embodiment, through the settings of the upper bracket 21, the lower bracket 22, the plurality of battery cells 23 and the connecting pieces 10, the installation of the battery cells 23 can be facilitated, the assembly efficiency can be improved, and at the same time, the firm installation of the battery cells 23 can be ensured, so that the battery cells 23 are not prone to displacement during vibration. To facilitate the installation and positioning of the battery cells 23 and further improve the installation firmness of the battery cells 23, threaded posts 15 can be provided at the ends of the connecting pieces 10, and L-shaped plates 16 can be provided on both sides of the upper bracket 21 and the lower bracket 22. Among them, the connecting pieces 10 at both ends are only provided at one end, and the two ends are staggered. The connecting pieces 10 in the middle are provided at both ends. Slide grooves cooperating with the threaded posts 15 are provided on the L-shaped plates 16, and the slide grooves on the upper bracket 21 and the lower bracket 22 are communicated with each other. The threaded posts 15 are located at the connection of the two slide grooves and are locked with the two L-shaped plates 16 through nuts.

[0034] In the present utility model, preferably, as Figure 4 and Figure 5 shown, heat dissipation grooves 12 communicating with the cavity are provided on both the upper bracket 21 and the lower bracket 22.

[0035] In this embodiment, through the provision of the heat dissipation grooves 12, it is possible to facilitate the natural heat dissipation of the battery cells 23. The heat dissipation efficiency of the battery module 2 is improved.

[0036] In the present utility model, preferably, as Figure 1 , Figure 4 and Figure 5 shown, a plurality of upper connection seats 13 and a plurality of lower connection seats 14 are respectively provided on both sides of the upper bracket 21 and the lower bracket 22. Connection holes are provided on both the upper connection seats 13 and the lower connection seats 14. A plurality of studs are provided at the bottom of the box body 1. The two connection holes and the studs are fixedly connected by screws.

[0037] In this embodiment, through the provision of the upper connection seats 13, the lower connection seats 14, the connection holes and the studs, the firmness between the battery module 2 and the box body 1 can be improved, so that the battery module 2 is not easily displaced during vibration, and at the same time, the detachable maintenance between the battery module 2 and the box body 1 can be facilitated.

[0038] The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity of description, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, it should be considered as the scope described in this specification.

[0039] The above-described embodiments only represent several implementation manners of the present application. The description is relatively specific and detailed, but it should not be construed as a limitation on the scope of the patent application. It should be noted that for those of ordinary skill in the art, without departing from the concept of the present application, several deformations and improvements can still be made, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application should be subject to the appended claims.

Claims

1. An energy storage battery box, comprising a box body (1), a battery module (2), an output power line (3) and a box cover (4), wherein the battery module (2) is installed in the box body (1), the output power line (3) is installed at one end of the box body (1), and one end of the output power line (3) extends into the box body (1) to be connected with the battery module (2), and the other end extends out of the box body (1), and the box cover (4) is installed on the box body (1), characterized in that: The tops of both sides of the box body (1) are provided with guide grooves (5), both ends of the box body (1) are provided with bending plates (6), and the bending directions of the two bending plates (6) are both toward the inside of the box body (1), and the bending plates (6) away from the output power line (3) are provided with threaded holes (7), the bottom of one end of the box cover (4) is provided with a buckle (8) that matches the bending plate (6), and the other end is provided with a through hole (9), the through hole (9) corresponds to the threaded hole (7), the two sides of the box cover (4) are slidably connected to the two guide grooves (5), and when the buckle (8) and the bending plate (6) are matched, the through hole (9) and the threaded hole (7) are connected by screws.

2. An energy storage battery box according to claim 1, characterized in that: The two sides of the box cover (4) that are away from each other are flush with the side surfaces of the box body (1).

3. An energy storage battery box according to claim 2, characterized in that: The buckle (8), the threaded hole (7) and the through hole (9) each include two and are symmetrically arranged with respect to the center line of the box body (1) or the box cover (4).

4. An energy storage battery box according to any one of claims 1 to 3, characterized in that: The battery module (2) comprises an upper bracket (21), a lower bracket (22) and a plurality of battery cells (23); the plurality of battery cells (23) are arranged in a plurality of rows along the length direction of the guide groove (5); both ends of each row of battery cells (23) are provided with connecting plates (10); the upper bracket (21) and the lower bracket (22) are connected by a plurality of buckle assemblies (11), and a plurality of cavities are formed therebetween; the plurality of cavities correspond to the plurality of battery cells (23) one by one, and the battery cells (23) are installed in the cavities.

5. The energy storage battery box according to claim 4, characterized in that: The upper bracket (21) and the lower bracket (22) are both provided with a heat dissipation groove (12) communicating with the cavity.

6. The energy storage battery box according to claim 5, characterized in that: A plurality of upper connecting seats (13) and a plurality of lower connecting seats (14) are respectively provided on both sides of the upper bracket (21) and the lower bracket (22); the upper connecting seats (13) and the lower connecting seats (14) are both provided with connecting holes; a plurality of studs are provided at the bottom of the box body (1); two of the connecting holes and the studs are fixedly connected by screws.

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