A washing machine cabinet structure reinforcing assembly

CN224692418UActive Publication Date: 2026-08-28JIANGSU QIXING INTELLIGENT ELECTRICAL APPLIANCES CO LTD
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Patent Information

Application Number
CN202522212513.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-20
Publication Date
2026-08-28
Estimated Expiration
2035-10-20

AI Technical Summary

Technical Problem

[0005]本实用新型的目的在于克服现有洗衣机箱体结构强度不足、易受振动影响变形的缺陷,提供一种洗衣机箱体结构增强组件,通过优化结构设计,在不显著增加箱体重量和生产成本的前提下,大幅提升箱体的抗变形能力和稳定性

Benefits of technology

1.本实用新型方案中,笼式增强骨架通过底部框架、垂直支撑梁和顶部连接件的协同作用,在洗衣机箱体内侧棱角处形成立体支撑结构,将箱体分散的受力集中到骨架上,大幅降低了箱体因振动产生的变形概率,从根本上解决了传统箱体易开裂、异响的问题;

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Abstract

The utility model discloses a kind of washing machine box structure reinforcing components, the core of this component is cage type reinforcing framework, is composed of bottom frame, vertical support beam and top connecting piece, bottom frame is spliced into rectangle by four U-shaped aluminum alloy profiles, is fixed with box bottom plate, vertical support beam is four inside right-angle edge line reverse bevel design special-shaped angle aluminum beam rod, bottom frame and top connecting piece are connected by connecting plate, top connecting piece is back type hard plastic plate, bottom surface is provided with semicylindrical reinforcing rib and abuts connecting plate;The reinforcing framework is installed in the inside corner of box, forms three-dimensional support, with lightweight, high-strength characteristics, can effectively improve the stability of box, reduce deformation risk, and installation maintenance is convenient, cost controllable.
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Description

Technical Field

[0001] This utility model belongs to the field of washing machine technology, and in particular relates to a washing machine cabinet structure reinforcement component. Background Technology

[0002] As a commonly used household appliance, the stability of the washing machine's casing structure directly affects its operational safety, lifespan, and user experience. Currently, most mainstream washing machines on the market use thin steel plates that are stamped and assembled. While this has certain advantages in terms of production costs and processing efficiency, it also presents significant performance defects in actual use.

[0003] When a washing machine is spinning at high speed, the inner drum generates significant centrifugal force, causing vibration and shaking of the casing. Because traditional casings rely solely on the strength of thin steel plates without specific reinforcement structures, prolonged exposure to vibration can lead to deformation and cracking at weak points such as corners and seams. On one hand, casing deformation can cause noticeable abnormal noises during operation, affecting the user experience; on the other hand, decreased structural stability shortens the overall lifespan of the washing machine and may even cause the inner drum to shift, increasing the probability of malfunctions. Furthermore, some washing machine manufacturers choose to increase the thickness of the steel plates to improve casing strength, but this not only significantly increases raw material costs but also increases the overall weight of the washing machine, hindering transportation and installation, and contradicts the current trend of lightweight and energy-efficient home appliances.

[0004] Therefore, developing a reinforcement component that can effectively enhance the structural stability of the washing machine cabinet while also meeting the requirements of cost control and lightweighting has become the key to solving the existing technical challenges. Utility Model Content

[0005] The purpose of this invention is to overcome the shortcomings of existing washing machine cabinet structures, such as insufficient strength and susceptibility to deformation due to vibration. It provides a washing machine cabinet structure reinforcement component that, through optimized structural design, significantly improves the cabinet's resistance to deformation and stability without significantly increasing the cabinet's weight and production costs.

[0006] This utility model achieves the above-mentioned objective through the following technical solution: it includes a cage-type reinforcing frame, which includes a bottom frame, a vertical support beam, and a top connector. The bottom frame, the vertical support beam, and the top connector are connected together. The reinforcing frame is installed at the inner corner of the washing machine body to form a support effect.

[0007] Furthermore, the bottom frame, vertical support beam, and top connector are fixedly connected via a detachable installation method, forming a cage-like support structure that adapts to the inner cavity of the washing machine. This structure is installed as a whole at the inner corner of the washing machine body, filling the structural weaknesses at the corners of traditional washing machine bodies. Furthermore, the bottom frame includes four U-shaped aluminum alloy profiles, with the two ends of adjacent U-shaped aluminum alloy profiles overlapping and fixed to form a rectangular frame, and the bottom frame is installed and connected to the bottom plate of the washing machine cabinet.

[0008] Furthermore, the two ends of the U-shaped aluminum alloy profile overlap to form a rectangular frame that matches the size of the washing machine's bottom plate. The U-shaped aluminum alloy profile combines lightweight and high strength, and its U-shaped cross-section structure can further enhance its bending resistance.

[0009] Furthermore, the vertical support beam includes four irregular angle aluminum beams. The inner right-angle edge of the irregular angle aluminum beam is designed with a chamfered surface to form a triangular cross section to enhance the bending resistance. Connecting plates are fixed at both ends of the irregular angle aluminum beams. The irregular angle aluminum beams are connected to the bottom frame and the top connector respectively through the connecting plates and screws.

[0010] Furthermore, the cross-section of the vertical support beam forms a triangular structure—the geometric stability of the triangle can significantly enhance the beam's resistance to bending and effectively disperse the longitudinal impact force generated when the washing machine is running.

[0011] Furthermore, the top connector is a U-shaped rigid plastic plate, and the top connector is installed and connected to the top surface of the washing machine casing.

[0012] Furthermore, four semi-cylindrical reinforcing ribs are fixedly provided on the bottom surface of the top connector, and the two ends of the semi-cylindrical reinforcing ribs abut against the side of the adjacent connecting plate, respectively.

[0013] Furthermore, the four reinforcing ribs correspond to the four sides of the top connector, and both ends of each reinforcing rib are in close contact with the side of the connecting plate on the adjacent irregular angle aluminum beam, forming a lateral support and effectively limiting the lateral displacement of the vertical support beam.

[0014] Beneficial effects: This utility model is reasonably designed and has the following beneficial effects: 1. In this utility model, the cage-type reinforcing frame forms a three-dimensional support structure at the inner corner of the washing machine cabinet through the synergistic effect of the bottom frame, vertical support beam and top connector, which concentrates the dispersed force of the cabinet onto the frame, greatly reducing the probability of deformation of the cabinet due to vibration, and fundamentally solving the problems of easy cracking and abnormal noise of traditional cabinets. 2. In this utility model, the bottom frame and vertical support beam are made of aluminum alloy profiles, which effectively controls the weight of the components while ensuring high strength and avoids the washing machine becoming too heavy due to the reinforcement structure. The top connector is made of hard plastic, which further reduces cost and weight and conforms to the trend of lightweight home appliances. 3. In this utility model, the components are detachably connected by screws and connecting plates. No major modifications to the washing machine cabinet are required during installation. It is compatible with the cabinet structure of existing mainstream washing machines. If maintenance or replacement of components is required in the future, only the corresponding screws need to be removed. The operation is simple and efficient. 4. In this utility model, the materials used, such as aluminum alloy profiles and rigid plastics, are all conventional industrial materials with low procurement costs. The structure is simple, the processing is easy, and it is convenient for mass production, making it suitable for large-scale promotion and application. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is a partial structural diagram of the present invention; Figure 3 This is a sectional view of the vertical support beam structure of this utility model; Figure 4 This is a schematic diagram of the top connector structure of this utility model.

[0016] In the diagram: 1 - Reinforced skeleton; 11-Bottom frame, 12-Vertical support beam, 13-Top connector; 111-U-shaped aluminum alloy profile, 121-irregular angle aluminum beam, 122-connecting plate, 131-semi-cylindrical reinforcing rib. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0018] Combination Figures 1 to 4 The washing machine cabinet structure reinforcement component shown includes a cage-type reinforcement frame 1. The reinforcement frame 1 includes a bottom frame 11, a vertical support beam 12, and a top connector 13. The bottom frame 11, the vertical support beam 12, and the top connector 13 are connected to each other. The reinforcement frame 1 is installed at the inner corner of the washing machine cabinet to form a support effect.

[0019] The bottom frame 11, vertical support beam 12, and top connector 13 are fixedly connected by a detachable installation method, forming a cage-like support structure that fits the inner cavity of the washing machine. The entire structure is installed at the inner corner of the washing machine body, filling the structural weak areas at the corners of traditional washing machine bodies. The bottom frame 11 includes four U-shaped aluminum alloy profiles 111. The two ends of adjacent U-shaped aluminum alloy profiles 111 are overlapped and fixed to form a rectangular frame. The bottom frame 11 is installed and connected to the bottom plate of the washing machine cabinet.

[0020] The U-shaped aluminum alloy profile 111 is joined at both ends to form a rectangular frame that matches the size of the washing machine cabinet bottom plate. The U-shaped aluminum alloy profile 111 has the characteristics of being lightweight and high-strength, and its U-shaped cross-section structure can further improve its bending resistance.

[0021] The vertical support beam 12 includes four irregular angle aluminum beams 121. The inner right-angle edge of the irregular angle aluminum beam 121 is designed with a chamfered surface to form a triangular cross section to enhance the bending resistance. The two ends of the irregular angle aluminum beam 121 are fixed with connecting plates 122. The irregular angle aluminum beam 121 is connected to the bottom frame 11 and the top connector 13 through the connecting plates 122 and screws respectively.

[0022] The cross-section of the vertical support beam 12 forms a triangular structure. The geometric stability of the triangle can significantly enhance the beam's resistance to bending and effectively disperse the longitudinal impact force generated when the washing machine is running.

[0023] The top connector 13 is a U-shaped rigid plastic plate, and the top connector 13 is installed and connected to the top surface of the washing machine cabinet.

[0024] The bottom surface of the top connector 13 is fixed with four semi-cylindrical reinforcing ribs 131, and the two ends of the semi-cylindrical reinforcing ribs 131 abut against the side of the adjacent connecting plate 122 respectively.

[0025] The four reinforcing ribs 131 correspond to the four sides of the top connector 13 respectively, and both ends of each reinforcing rib 131 are in close contact with the side of the connecting plate 122 on the adjacent irregular angle aluminum beam 121 to form a lateral support, effectively limiting the lateral displacement of the vertical support beam 12.

[0026] Working principle: When the washing machine is in operation, the centrifugal force generated by the inner drum is converted into vibration and impact force and transmitted to the washing machine body. At this point, the bottom frame 11 of the cage-type reinforcing skeleton 1, through its fixed connection with the bottom plate of the cabinet, disperses the longitudinal impact force to the four U-shaped aluminum alloy profiles 111, utilizing the high strength of the profiles to resist deformation; the irregular angle aluminum beam 121 of the vertical support beam 12, due to its triangular cross-section structure, has excellent bending resistance and can effectively withstand and transmit the longitudinal impact force. At the same time, the connecting plates 122 at both ends are fixed to the bottom frame 11 and the top connector 13 respectively, forming a longitudinal force transmission path; the top connector 13, through its fixation to the top surface of the cabinet, disperses part of the impact force to the top of the cabinet, while the semi-cylindrical reinforcing ribs 131 on its bottom surface abut against the connecting plates 122, restricting the lateral displacement of the vertical support beam 12 and avoiding structural instability caused by lateral swaying; the entire cage-type reinforcing skeleton 1 forms a three-dimensional support cage, wrapping and supporting the weak parts at the corners of the cabinet, changing the force on the cabinet from single-point dispersion to concentrated load-bearing by the skeleton, greatly reducing the risk of cabinet deformation and ensuring stable operation of the washing machine.

[0027] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0028] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A washing machine cabinet structure reinforcement component, comprising a cage-type reinforcing frame (1), characterized in that: The reinforcing frame (1) includes a bottom frame (11), a vertical support beam (12), and a top connector (13). The bottom frame (11), the vertical support beam (12), and the top connector (13) are connected together. The reinforcing frame (1) is installed at the inner corner of the washing machine body to form a support effect.

2. The washing machine cabinet structure reinforcement component according to claim 1, characterized in that: The bottom frame (11) includes four U-shaped aluminum alloy profiles (111). The two ends of the adjacent U-shaped aluminum alloy profiles (111) are overlapped and fixed to form a rectangular frame. The bottom frame (11) is installed and connected to the bottom plate of the washing machine cabinet.

3. The washing machine cabinet structure reinforcement component according to claim 2, characterized in that: The vertical support beam (12) includes four irregular angle aluminum beams (121). The inner right-angle edge of the irregular angle aluminum beam (121) is designed with a chamfered surface to form a triangular cross section to enhance the bending resistance. The two ends of the irregular angle aluminum beam (121) are fixed with connecting plates (122). The irregular angle aluminum beam (121) is connected to the bottom frame (11) and the top connector (13) respectively through the connecting plates (122) and screws.

4. A washing machine cabinet structure reinforcement component according to claim 3, characterized in that: The top connector (13) is a U-shaped rigid plastic plate, and the top connector (13) is installed and connected to the top surface of the washing machine cabinet.

5. A washing machine cabinet structure reinforcement component according to claim 4, characterized in that: The bottom surface of the top connector (13) is fixed with four semi-cylindrical reinforcing ribs (131), and the two ends of the semi-cylindrical reinforcing ribs (131) abut against the side of the adjacent connecting plate (122).