Household storage battery pack wall hanging support

Abstract

The utility model relates to the field of installation of household energy storage equipment, in particular to a wall hanging support for a household storage battery pack. The bracket comprises a wall hanging plate, a first bracket, a second bracket and a mounting plate, the wall hanging plate is provided with a wide end and a narrow end, and the wide end is provided with a limiting notch. The first binding face of the first support is parallel to the first wall hanging plate binding face of the wide end of the wall hanging plate. And the second binding surface of the second bracket is parallel to the second wall-mounted plate binding surface at the narrow end of the wall-mounted plate. The mounting plate is L-shaped and is provided with a kidney-shaped hole. The wall-mounted support is simple in structure, convenient to install and capable of stably supporting the household storage battery pack. The wall hanging plate is designed to be wide in top and narrow in bottom, the limiting notches are formed, and the bearing capacity and safety of the support are improved by combining the special structures of the first support and the second support. Due to the design of the L-shaped mounting plate, the stability of the whole structure is enhanced, and meanwhile, the mounting flexibility is improved. The bracket is suitable for the installation requirements of various household energy storage systems, and has good practical value.

Description

Technical Field

[0001] The utility model relates to the field of installation of household energy storage devices, in particular to a wall-mounted bracket for a household energy storage battery pack. Background Art

[0002] With the popularization of renewable energy and the increasing demand for household electricity, household energy storage systems have attracted increasing attention. The battery pack, which is the core component of these systems, usually needs to be installed on the wall of a user's home. However, there are some problems with existing wall-mounted brackets, which affect the safety, reliability, and popularity of household energy storage systems.

[0003] Currently, the load-bearing capacity of many wall-mounted brackets is limited and cannot safely support a battery pack weighing hundreds of kilograms. This insufficient load-bearing capacity may cause the bracket to deform or be damaged during long-term use, and even pose a safety hazard of the battery pack falling.

[0004] Another common problem is the high installation difficulty. Existing wall-mounted brackets often require professional personnel for installation, which not only increases the installation cost but also prolongs the installation time. The complex installation process may also lead to installation errors, further affecting the stability and safety of the bracket.

[0005] In addition, existing wall-mounted brackets usually lack multi-scenario adaptability. They may only be suitable for specific installation environments and cannot meet the installation requirements of different users indoors, outdoors, and under various climate conditions. This limitation reduces the applicable range of household energy storage systems.

[0006] Finally, the production cost of existing wall-mounted brackets is relatively high, which directly affects the overall cost of household energy storage systems. The high cost hinders the widespread application of household energy storage systems and limits the promotion of renewable energy in the household sector. Summary of the Utility Model

[0007] The purpose of the utility model is to provide a wall-mounted bracket for a household energy storage battery pack to solve the problems existing in the prior art.

[0008] To achieve the above purpose, the utility model provides a wall-mounted bracket for a household energy storage battery pack, including: a wall-mounted plate, which has a wide end and a narrow end, where the wide end is wider than the narrow end, and a limit notch is provided at the wide end; a first bracket, whose first fitting surface is parallel to the first wall-mounted plate fitting surface at the wide end of the wall-mounted plate; a second bracket, whose second fitting surface is parallel to the second wall-mounted plate fitting surface at the narrow end of the wall-mounted plate; an installation plate, in an L shape, with waist-shaped holes. Wherein, the battery pack is fixed on the first bracket and the second bracket, the first bracket is inserted into the limit notch, the second bracket is attached to the narrow end, and the installation plate is arranged on both sides of the battery pack to fix the battery pack to the wall

[0009] Furthermore, the first wall-mounted board fitting surface and the second wall-mounted board fitting surface are convergent along the length direction of the wall-mounted board.

[0010] Specifically, a hollow structure is provided in the middle of the wall-mounted board.

[0011] Furthermore, the first bracket is provided with a first fixing surface perpendicular to the first fitting surface, the second bracket is provided with a second fixing surface perpendicular to the second fitting surface, and countersunk holes are provided on both the first fixing surface and the second fixing surface.

[0012] More specifically, the countersunk holes are located outside the first fitting surface and the second fitting surface.

[0013] Furthermore, the first bracket is provided with a first abutting surface, the second bracket is provided with a second abutting surface, wherein the first abutting surface is connected to the first fitting surface, and the second abutting surface is connected to the second fitting surface.

[0014] Specifically, the mounting plate includes a first mounting surface and a second mounting surface perpendicular to each other, and waist-shaped holes are provided on both the first mounting surface and the second mounting surface.

[0015] Furthermore, both the first bracket and the second bracket are provided with fixing holes.

[0016] More specifically, the width of the limiting notch is greater than the width of the first bracket.

[0017] The wall-mounted bracket for household energy storage battery pack provided by the present utility model realizes the stable support of the household energy storage battery pack by setting the structures of the wall-mounted board, the first bracket, the second bracket and the mounting plate. The width design of the wall-mounted board and the setting of the limiting notch, combined with the fitting surface design of the first bracket and the second bracket, ensure the stability and safety of the bracket. The design of the L-shaped mounting plate further enhances the firmness of the overall structure, effectively solving the problem of insufficient load-bearing capacity in the prior art.

[0018] Furthermore, the overall weight is reduced by the hollow structure in the middle of the wall-mounted board, and the design of the countersunk holes facilitates installation. The abutting surface design on the first bracket and the second bracket increases the support strength, while the waist-shaped hole design on the mounting plate improves the installation flexibility. These design features work together, not only simplifying the installation process, reducing the installation difficulty, but also improving the adaptability of the bracket, being able to meet the requirements of different installation environments, and effectively controlling the production cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is the overall assembly schematic diagram of the wall-mounted bracket for household energy storage battery pack in an embodiment of the present utility model;

[0020] Figure 2 is the view of the bracket in an embodiment of the present utility model;

[0021] Figure 3 View of the wall-mounted board in an embodiment of the present utility model;

[0022] Figure 4 View of the mounting board in an embodiment of the present utility model.

[0023] In the figure: 1, bracket; 11, first bracket; 111, first fixing surface; 112, first abutting surface; 113, first fitting surface; 12, second bracket; 121, second fixing surface; 122, second abutting surface; 123, second fitting surface; 2, wall-mounted board; 201, first wall-mounted board fitting surface; 202, second wall-mounted board fitting surface; 203, limiting notch; 3, mounting board; 301, first mounting surface; 302, second mounting surface; 4, countersunk head screw; 5, battery pack; 6, wall. Detailed implementation manners

[0024] The technical solutions of the present utility model will be elaborated in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the described embodiments are only used to explain the technical principle of the present utility model, rather than limiting the scope of its patent protection. Those skilled in the art should understand that various transformations, modifications or equivalent replacements can be made to these embodiments without departing from the spirit and scope of the present utility model. These transformations, modifications or equivalent replacements shall all be regarded as falling within the protection scope defined by the claims of the patent of the present utility model. The specific implementation manners of the present utility model have been described by examples. However, it should be understood that the described embodiments are only a part of the implementation manners of the present utility model, rather than all of the implementation manners. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0025] The wall-mounted bracket for household energy storage battery pack of the present utility model is mainly used to safely and stably mount the household energy storage battery pack on the wall. Referring to Figure 1 the present utility model provides a wall-mounted bracket for household energy storage battery pack. The wall-mounted bracket includes a wall-mounted board 2, a first bracket 11, a second bracket 12 and a mounting board 3.

[0026] In a specific embodiment, the wall-mounted board 2 is made of Q235B steel with a thickness of 3 mm. The wall-mounted board 2 can also be made of 304 stainless steel material to adapt to special usage environments. The wall-mounted board 2 has a wide end and a narrow end, where the width of the wide end is 600 mm, the width of the narrow end is 400 mm, and the height is 800 mm. A hollow structure is provided in the middle of the wall-mounted board 2, and the hollow area accounts for about 40% of the total area. After the wall-mounted board 2 is sandblasted, an electrostatic spraying process is adopted, the coating thickness is 60 - 80 μm, and the surface corrosion resistance reaches 500 hours of salt spray test. Around the hollow structure, a number of fixing holes are provided on the wall-mounted board 2 for fixing the wall-mounted board 2 to the wall 6. The hollow structure not only reduces the weight of the wall-mounted board but also can be used for wiring and heat dissipation.

[0027] Refer to Figure 3 , a limiting notch 203 with a width of 110 mm and a depth of 30 mm is provided at the wide end of the wall-mounted board 2. Around the hollow structure, 10 mounting holes with a diameter of 12 mm are evenly distributed on the wall-mounted board 2 for fixing M10 expansion bolts. The first wall-mounted board fitting surface 201 forms an angle of 5° with the horizontal plane, and the second wall-mounted board fitting surface 202 forms an angle of 10° with the horizontal plane, forming a converging structure.

[0028] Refer to Figure 2 , the first bracket 11 and the second bracket 12 are extruded from 6061-T6 aluminum alloy profiles with a wall thickness of 4 mm. The total length of the first bracket 11 is 200 mm and the width is 100 mm; the total length of the second bracket 12 is 250 mm and the width is 100 mm. Both brackets are anodized, and the thickness of the oxide layer is 15 - 20 μm, improving the wear resistance and corrosion resistance. The length of the second bracket 12 is greater than that of the first bracket 11 to adapt to the upper-wide and lower-narrow structure of the wall-mounted board 2 and ensure that both brackets can fit well with the wall-mounted board 2.

[0029] Each of the first fixing surface 111 and the second fixing surface 121 is provided with 4 countersunk holes with a hole diameter of 9 mm and a countersunk angle of 90° for installing the countersunk screws 4 of M8×25. The screws are made of 304 stainless steel material and have good anti-corrosion performance.

[0030] The surface roughness Ra value of the first fitting surface 113 and the second fitting surface 123 is not greater than 1.6 μm to ensure good fitting with the wall-mounted board 2. The angle between the first abutting surface 112 and the first fitting surface 113 is 85°, and the angle between the second abutting surface 122 and the second fitting surface 123 is 80°.

[0031] Refer to Figure 4, the mounting plate 3 is formed by stamping SPCC cold-rolled steel sheet with a thickness of 2 mm. In the L-shaped structure of the mounting plate 3, the length of the first mounting surface 301 is 150 mm, and the length of the second mounting surface 302 is 100 mm. There are 2 oblong holes on each of the two mounting surfaces. The length of the oblong hole is 25 mm and the width is 12 mm, which is convenient for installation and adjustment. After the mounting plate 3 is pickled and phosphated, powder electrostatic spraying is adopted, and the coating thickness is 50 - 70 μm. The number of the mounting plates 3 can be adjusted according to the size and weight of the battery pack 5, usually 2 - 4.

[0032] During the installation process, first use a percussion drill to drill a mounting hole with a diameter of 14 mm and a depth of 80 mm on the wall 6. Fix the wall-mounted plate 2 to the wall 6 through an expansion bolt of M10×80, and the installation torque is 45 N·m. Use a level with an accuracy of 0.02 mm / m to ensure that the wall-mounted plate 2 is installed straight.

[0033] Fix the first bracket 11 and the second bracket 12 to the battery pack 5 respectively. Use an M8×25 hexagon socket countersunk head bolt, apply thread sealant and lock it with a torque of 25 N·m. Then insert the first bracket 11 into the limit notch 203 at the upper part of the wall-mounted plate 2, and at the same time make the second fitting surface 123 contact with the second wall-mounted plate fitting surface 202 at the lower part of the wall-mounted plate 2.

[0034] Fix both sides of the battery pack 5 to the wall 6 through the mounting plate 3. First, fix the mounting plate 3 to both sides of the battery pack 5 with M6×16 cross-recessed pan head screws, then adjust the position through the oblong holes, and finally fix it to the wall 6 with an expansion bolt of M10×60 with a torque of 40 N·m.

[0035] The designed load of the wall-mounted bracket of the present utility model is 200 kg. After being optimized by finite element analysis, the maximum stress under the rated load does not exceed 50% of the material yield strength, and the safety factor is greater than 2. The service life of the bracket is expected to reach more than 10 years, meeting the long-term use requirements of the household energy storage system.

[0036] Through the above design and installation methods, the wall-mounted bracket of the present utility model can stably support the household energy storage battery pack 5 and is suitable for the installation requirements of various household energy storage systems. Each component of the bracket is manufactured with high-quality materials and advanced processes, ensuring the reliability and durability of the product. At the same time, the simplified installation steps and flexible adjustment mechanism improve the installation efficiency and reduce the installation difficulty.

[0037] The present utility model has been described in detail through the above specific embodiments. However, it should be understood that the above content is only illustrative and not used to limit the scope of the present utility model. Without departing from the spirit and scope of the present utility model, those of ordinary skill in the art can make various modifications and variations to the present utility model according to specific application scenarios and actual needs, and these modifications and variations are all within the protection scope of the present utility model.

Claims

1. A wall-mounted bracket for a household energy storage battery pack, characterized in that, Comprising: A wall-mounted board, the wall-mounted board having a wide end and a narrow end, the wide end being provided with a limiting notch, and the wall-mounted board being fixed to a wall; A first bracket, whose first fitting surface is parallel to the first wall-mounted board fitting surface of the wide end; A second bracket, whose second fitting surface is parallel to the second wall-mounted board fitting surface of the narrow end; A mounting plate, in an L shape, provided with oblong holes; Wherein, a battery pack is fixed on the first bracket and the second bracket, the first bracket is inserted into the limiting notch, the second bracket is in contact with the narrow end, and the mounting plate is arranged on both sides of the battery pack to fix the battery pack to the wall.

2. The wall-mounted bracket according to claim 1, wherein The first wall-mounted board fitting surface and the second wall-mounted board fitting surface are convergent along the length direction of the wall-mounted board.

3. The wall-mounted bracket according to claim 1, wherein A hollow structure is provided in the middle of the wall-mounted board.

4. The wall-mounted bracket according to claim 1, wherein, The first bracket is provided with a first fixing surface perpendicular to the first fitting surface, the second bracket is provided with a second fixing surface perpendicular to the second fitting surface, and countersunk holes are provided on both the first fixing surface and the second fixing surface.

5. The wall-mounted bracket according to claim 4, characterized in that, The countersunk holes are located outside the first fitting surface and the second fitting surface.

6. The wall-mounted bracket according to claim 1, wherein, The first bracket is provided with a first abutting surface, the second bracket is provided with a second abutting surface, wherein the first abutting surface is connected to the first fitting surface, and the second abutting surface is connected to the second fitting surface.

7. The wall-mounted bracket according to claim 1, wherein The mounting plate includes a first mounting surface and a second mounting surface that are perpendicular to each other, and oblong holes are provided on both the first mounting surface and the second mounting surface.

8. The wall-mounted bracket according to claim 1, wherein Both the first bracket and the second bracket are provided with fixing holes.

9. The wall-mounted bracket according to claim 1, wherein, The width of the limiting notch is greater than the width of the first bracket.

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