CN219801116U

CN219801116U - Wall-mounted battery box

Info

Publication number: CN219801116U
Application number: CN202320106604.9U
Authority: CN
Inventors: 王震宇; 郑艾丹; 胡忠成; 郭伽鹏
Original assignee: Huizhou Yizhao Energy Technology Co ltd
Current assignee: Huizhou Yizhao Energy Technology Co ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-10-03
Anticipated expiration: 2033-02-03

Abstract

The utility model belongs to the technical field of energy storage equipment, and particularly discloses a wall-mounted battery box which comprises a box body, a box cover and wall-mounted mounting components; the wall hanging installation component comprises a buckling piece arranged at the bottom of the box body and a wall surface installation piece used for being fixed to a wall body, wherein the upper surface of the wall surface installation piece is provided with at least two protruding parts side by side, and the surface of the buckling piece is provided with a clamping groove for buckling the protruding parts; the inside of the box body is provided with a mounting frame which is provided with a plurality of accommodating cavities side by side, each accommodating cavity accommodates a row of battery core groups, each row of battery core groups is provided with at least two layers, and each layer is provided with at least two square battery cores which are longitudinally arranged; and fireproof cotton is filled in a gap between each row of battery cell groups and the side wall of the accommodating cavity where the battery cell groups are positioned, and a pressing part for pressing each row of battery cell groups is arranged above the mounting frame. The utility model has the characteristics of convenient and quick disassembly and assembly, good structural stability and high safety.

Description

Wall-mounted battery box

Technical Field

The utility model relates to the technical field of energy storage equipment, in particular to a wall-mounted battery box.

Background

Along with the rapid development of social economy, electronic equipment is used more and more frequently, great convenience is brought to our life, the electronic equipment can work and operate normally only by using electric energy, so that the electric energy is more and more required, and the electric energy needs to be stored to a certain extent for use when necessary. The battery box is a group battery storage device composed of a plurality of single batteries, a box body, a battery management system, related installation structural members (devices) and the like, and is common energy storage equipment.

The battery box is sometimes required to be mounted on a wall to reduce the occupied space, and the common practice is to fix the battery box on the wall directly by bolts, or fix a mounting bracket on the wall first, and then fix the battery box and the mounting bracket by bolts. Such mounting has the following drawbacks: the installation process is not swift, and when later stage battery box needs maintenance or maintenance, need dismantle the bolt, it is inconvenient inadequately.

In addition, because the wall-mounted battery box needs to be mounted on an inclined wall surface or even mounted upside down, the battery box can shake in the process of mounting and lifting, compared with the common battery box, the possibility of shifting the internal battery is higher, the use and the operation of the battery box are very dangerous, the stability of the assembled battery in the existing wall-mounted battery box is not high, and great potential safety hazards exist.

Disclosure of Invention

In order to solve the problems, the utility model provides a wall-mounted battery box which has the characteristics of convenient and quick assembly and disassembly, good structural stability and high safety

In order to achieve the above purpose, the utility model adopts the following specific technical scheme:

a wall-mounted battery box comprises a box body, a box cover and a wall-mounted installation component, wherein the box cover is covered on the box body; the wall hanging installation component comprises a buckling piece arranged at the bottom of the box body and a wall surface installation piece used for being fixed to a wall body, wherein the upper surface of the wall surface installation piece is provided with at least two protruding parts side by side, and a clamping groove for buckling the protruding parts is formed in a position corresponding to the surface of the buckling piece; the inside of the box body is provided with a mounting frame which is provided with a plurality of accommodating cavities side by side, each accommodating cavity accommodates a row of battery core groups, each row of battery core groups is provided with at least two layers, and each layer is provided with at least two square battery cores which are longitudinally arranged; and fireproof cotton is filled in a gap between each row of the battery cell groups and the side wall of the accommodating cavity where the battery cell groups are positioned, and a pressing part for pressing each row of the battery cell groups is arranged above the mounting frame.

The utility model adopts a buckling mode, and particularly realizes buckling by arranging a wall-mounted mounting component consisting of a wall-mounted component and a buckling component, when the wall-mounted component is mounted, firstly nailing and fixing the wall-mounted component to a wall body, and then aligning the protruding part of the buckling component which is pre-mounted at the bottom of the box body with the clamping groove of the wall-mounted component, so that the mounting of the battery box can be realized, the dismounting is very convenient, and the later maintenance and the repair are also very convenient. Because the utility model is in buckling installation, certain impact force can be generated during buckling installation, and the requirement on the stability of the installation of the internal battery is higher. In contrast, the utility model firstly sets the mounting frame with the holding cavities, each holding cavity is internally provided with a row of battery cell groups, fireproof cotton is clamped between the battery cell groups and the side walls of the holding cavities, and the single battery cell group is fixed in each holding cavity, so that the stability effect is greatly improved compared with the integral assembly and fixation of the battery cells; on the basis, the utility model also arranges a compressing component for compressing each cell group above the mounting frame, thereby further improving the overall stability of the cell; therefore, the battery cell in the battery box has no offset risk, and the use safety is obviously improved.

Preferably, the protruding parts are long strips and are symmetrically provided with two protruding parts; the clamping groove consists of a through hole with the same length as the protruding part and a receiving part arranged at the bottom of one side of the through hole.

Preferably, the periphery and the bottom of each row of the battery cell groups are provided with first epoxy plates which are propped against the inner wall of the accommodating cavity; the square battery cell is provided with a wide surface, a narrow surface, a polar cylinder surface and a bottom surface, and the square battery cell is placed in a mode that the wide surface faces upwards and the bottom surface abuts against the first epoxy board; the fireproof cotton comprises first fireproof cotton arranged in a gap between the polar cylinder surface and the longitudinal first epoxy plate and second fireproof cotton arranged between the two narrow surfaces on the outer side of the battery cell group and the transverse first epoxy plate.

Preferably, the first fireproof cotton is in a vertical strip shape, and the setting position of the first fireproof cotton is located between two polar posts of the polar cylinder. The first fireproof cotton is arranged at the position and the shape, so that the battery cell group is fastened, the pole column of the battery is avoided, the wiring space is provided, and the situation that the connecting piece (aluminum row) of the battery cell is propped against the side wall of the accommodating cavity can be avoided.

Preferably, the second fireproof cotton is sheet-shaped; the coverage area of the first fireproof cotton and the second fireproof cotton in the height direction comprises all the intersections of the adjacent square battery cells so as to maximize the fastening buffer effect.

Preferably, in each cell group, a second epoxy plate is clamped between two adjacent rows of square cells, a rubber pad is clamped between two adjacent square cells in each row, and the two adjacent square cells are connected through an aluminum row. The rubber pad is used for insulation on one hand, has a buffer effect on the other hand, and is combined with the use of the aluminum row, so that the overall stability of the battery cell is further improved.

Preferably, the pressing component comprises a third epoxy plate which is arranged on the surface of the square battery cell and covers all the accommodating cavities, and pressing strips which are arranged on the third epoxy plate in a pressing mode, two ends of the pressing strips are fixedly arranged on the mounting frame, and each row of battery cell groups is correspondingly provided with one pressing strip. The combination of the third epoxy plate and the plurality of beads can enhance the fastening effect.

Preferably, the box body is provided with a bottom plate and two side cover plates; the side cover plate is arranged on the outer side of the mounting frame, and the surface of the side cover plate is provided with radiating holes so as to timely radiate heat generated during the operation of the battery cell to avoid influencing the service life of the battery.

Preferably, a dustproof filter screen is installed on the inner side of the side cover plate corresponding to the arrangement area of the radiating holes, so that dust is prevented from entering the radiating holes to reduce the tidiness in the box and even influence the operation of the battery cell.

Preferably, the upper surface of the base plate is provided with a BMS plate at one side of the receiving chamber; and the surface of one side cover plate is embedded with a PCB adapter plate and a wiring terminal.

The utility model has the following beneficial effects:

1. the wall hanging installation component composed of the wall surface installation component and the buckling component is arranged to realize buckling, the wall hanging installation component can be installed only by pressing, the assembly and the disassembly are very convenient, and the later maintenance and the repair are very convenient.

2. According to the utility model, each cell group is placed in the accommodating cavity through the mounting frame, fireproof cotton is clamped in a gap between the cell group and the side wall of the accommodating cavity, so that a single cell group is fixed in each accommodating cavity, and the pressing part for pressing each cell group is arranged above the mounting frame, so that the structural stability is improved. Therefore, the battery box has no offset risk in the internal battery cells under the impact of oblique installation, inverted installation and buckling force, and has high safety.

3. According to the utility model, the buffer effect is provided by the arrangement of the fireproof cotton and the insulating sheet between the battery cores, so that on one hand, the integral impact resistance level of the battery cores is improved, on the other hand, the battery is suitable for volume expansion caused by temperature rise when the battery is used, and the safety is improved.

4. According to the utility model, through the arrangement of the multidirectional epoxy plate and the insulating sheets between the battery cells, the electrical insulation effect of the battery box is ensured; by arranging the heat dissipation holes and the dustproof filter screen, the influence on the operation of the battery cell caused by heat retention and dust entering is avoided; thereby further improving the use safety of the battery box.

5. The utility model has compact structure, small volume and convenient carrying, and can solve the problems of difficult electricity consumption and inconvenient electricity consumption caused by unreasonable design of outdoor exercises or indoor socket positions and insufficient sockets.

Drawings

Fig. 1: three-dimensional structure of wall-mounted battery box described in example 1.

Fig. 2: internal structure of the case in the wall-mounted battery case described in embodiment 1.

Fig. 3: a partial explosion view of a wall-mounted battery box as described in example 1.

Fig. 4: a schematic structure of a wall-mounted component in a wall-mounted battery box according to embodiment 1.

Fig. 5: explosion diagram of a battery cell pack mounted in a wall-mounted battery box as described in example 1.

In the figure: 1-a box body, 2-a box cover, 3-a wall hanging installation component, 4-a battery cell group, 5-a third epoxy plate, 6-a pressing strip and 7-a dustproof filter screen; 11-bottom plates, 12-side cover plates, 13-mounting frames, 14-accommodating cavities, 21-display screens, 31-wall surface mounting pieces, 32-buckling pieces, 41-square electric cores, 42-first epoxy plates, 43-second epoxy plates, 44-first fireproof cotton, 45-second fireproof cotton, 46-rubber pads and 47-aluminum bars; 111-BMS board, 121-louvre, 122-PCB keysets, 123-binding post, 124-switch, 311-bulge, 321-through-hole, 322-receiver, 411-broad face, 412-narrow face, 413-polar cylinder, 414-bottom surface.

Detailed Description

For a better understanding of the objects, structure and function of the present utility model, a wall-mounted battery box according to the present utility model will be described in further detail with reference to the accompanying drawings.

Example 1

As shown in fig. 1 and 4, a wall-mounted battery box comprises a box body 1, a box cover 2 covered on the box body 1 and a wall-mounted component 3. The surface of the case cover 2 is provided with a display screen 21. The wall-mounted mounting part 3 comprises a fastening member 32 mounted at the bottom of the case 1 and a wall-mounted member 31 for fixing to a wall; the upper surface of the wall surface mounting member 31 is provided with two elongated protruding portions 311 side by side and symmetrically, two clamping grooves for the protruding portions 311 to be buckled in are formed in corresponding positions on the surface of the buckling member 32, and each clamping groove is composed of a through hole 321 with the same length as the protruding portion 311 and a receiving portion 322 arranged at the bottom of one side of the through hole 321.

As shown in fig. 3 and 5, a mounting rack 13 with four accommodating cavities 14 side by side is arranged in the box 1, each accommodating cavity 14 accommodates a row of battery cell groups 4, each row of battery cell groups 4 has two layers, each layer has two square battery cells 41 which are longitudinally arranged, and each square battery cell 41 is a long-life and environment-friendly lithium iron phosphate battery; the space between each row of the battery cell groups 4 and the side wall of the accommodating cavity 14 where the battery cell groups are arranged is filled with fireproof cotton, and a pressing part for pressing each row of the battery cell groups is arranged above the mounting frame 13.

More specifically, the periphery and the bottom of each row of the battery cell groups 4 are provided with a first epoxy plate 42 which abuts against the inner wall of the accommodating cavity 14; the square cell 41 has a wide face 411, a narrow face 412, a polar face 413, and a bottom face 414, and the square cell 41 is placed with the wide face 411 facing upward and the bottom face 414 abutting the first epoxy board 42. The fireproof cotton comprises two first fireproof cotton 44 which are arranged in a vertical strip shape in a gap between the polar surface 413 and the longitudinal first epoxy plate 42, and two second fireproof cotton 45 which are arranged between two narrow surfaces 412 on the outer side of the battery cell group 4 and the transverse first epoxy plate 42; the first fireproof cotton 44 is disposed between two poles of the pole face 413, and the coverage area of the first fireproof cotton 44 and the second fireproof cotton 45 in the height direction covers all the intersections of the adjacent square battery cells 41. In each cell group 4, a second epoxy plate 43 is sandwiched between two adjacent rows of square cells 41, two rubber pads 46 are sandwiched between two adjacent square cells 41 in each row, and the two adjacent square cells 41 are connected through an aluminum row 47.

The pressing component comprises a third epoxy plate 5 which is arranged on the surface of the square battery cell 41 and covers all the accommodating cavities 14, and four pressing strips 6 which are pressed on the third epoxy plate 5 and are fixedly arranged on the mounting frame 13 (shown in figure 2) at two ends, and each row of battery cell groups 4 is correspondingly provided with one pressing strip 6.

The case 1 has a bottom plate 11 and two side covers 12. The upper surface of the base plate 11 is mounted with a BMS board 111 at one side of the receiving chamber 14. The side cover plate 12 is arranged on the outer side of the mounting frame 13, a heat radiation hole 121 is formed in the surface of the side cover plate 12, and a dustproof filter screen 7 is arranged on the inner side of the side cover plate 12 corresponding to the arrangement area of the heat radiation hole 121; the surface of one side cover plate 12 is embedded with a PCB adapter plate 122 and a wiring terminal 123, and the surface of the other side cover plate 12 is embedded with a switch 124.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A wall-mounted battery box, characterized in that: comprises a box body (1), a box cover (2) covered on the box body (1) and a wall hanging installation component (3); the wall hanging installation component (3) comprises a buckling piece (32) arranged at the bottom of the box body (1) and a wall surface installation piece (31) used for being fixed to a wall body, wherein at least two protruding parts (311) are arranged on the upper surface of the wall surface installation piece (31) side by side, and clamping grooves for buckling the protruding parts (311) are formed in corresponding positions of the surface of the buckling piece (32); the box body (1) is internally provided with a mounting frame (13) which is provided with a plurality of accommodating cavities (14) side by side, each accommodating cavity (14) is provided with a row of battery cell groups (4), each row of battery cell groups (4) is provided with at least two layers, and each layer is provided with at least two square battery cells (41) which are longitudinally arranged; and fireproof cotton is filled in a gap between each row of the battery cell groups (4) and the side wall of the accommodating cavity (14) where the battery cell groups are positioned, and a pressing part for pressing each row of the battery cell groups is arranged above the mounting frame (13).

2. The wall-mounted battery box of claim 1, wherein: the protruding parts (311) are in strip shapes and are symmetrically provided with two protruding parts; the clamping groove consists of a through hole (321) with the same length as the protruding part (311), and a receiving part (322) arranged at the bottom of one side of the through hole (321).

3. The wall-mounted battery box of claim 1, wherein: the periphery and the bottom of each row of the battery cell groups (4) are respectively provided with a first epoxy plate (42) which is propped against the inner wall of the accommodating cavity (14); the square battery cell (41) is provided with a wide surface (411), a narrow surface (412), a polar surface (413) and a bottom surface (414), and the square battery cell (41) is placed in a mode that the wide surface (411) faces upwards and the bottom surface (414) abuts against the first epoxy plate (42); the fireproof cotton comprises first fireproof cotton (44) arranged in a gap between the polar surface (413) and the longitudinal first epoxy plate (42) and second fireproof cotton (45) arranged between two narrow surfaces (412) on the outer side of the battery cell group (4) and the transverse first epoxy plate (42).

4. A wall-mounted battery compartment as claimed in claim 3, wherein: the first fireproof cotton (44) is in a vertical strip shape, and the arrangement position of the first fireproof cotton (44) is located between two polar posts of the polar cylinder (413).

5. The wall-mounted battery box of claim 4, wherein: the second fireproof cotton (45) is sheet-shaped; the coverage of the first fireproof cotton (44) and the second fireproof cotton (45) in the height direction comprises the intersection of all adjacent square cells (41).

6. The wall-mounted battery box of claim 1, wherein: in each cell group (4), a second epoxy plate (43) is clamped between two adjacent rows of square cells (41), a rubber pad (46) is clamped between two adjacent square cells (41) in each row, and the two adjacent square cells (41) are connected through an aluminum row (47).

7. The wall-mounted battery box of claim 1, wherein: the compressing component comprises a third epoxy plate (5) which is arranged on the surface of the square battery cell (41) and covers all the accommodating cavities (14), and a pressing strip (6) which is arranged on the third epoxy plate (5) in a pressing mode, two ends of the pressing strip are fixedly arranged on the mounting frame (13), and each row of battery cell groups (4) is correspondingly provided with one pressing strip (6).

8. The wall-mounted battery box of claim 1, wherein: the box body (1) is provided with a bottom plate (11) and two side cover plates (12); the side cover plate (12) is arranged on the outer side of the mounting frame (13), and radiating holes (121) are formed in the surface of the side cover plate (12).

9. The wall-mounted battery box of claim 8, wherein: the inner side of the side cover plate (12) is provided with a dustproof filter screen (7) corresponding to the arrangement area of the radiating holes (121).

10. The wall-mounted battery box of claim 8, wherein: the BMS plate (111) is arranged on the upper surface of the bottom plate (11) beside the accommodating cavity (14); a PCB adapter plate (122) and a wiring terminal (123) are embedded on the surface of one side cover plate (12).