CN-224227490-U - Top cover positioning structure of drum washing machine

Abstract

The utility model relates to a top cover positioning structure of a drum washing machine, which comprises a top cover and reinforcing plates fixed on the left side and the right side of the top of the drum washing machine, wherein the left side and the right side of the top cover are arranged on the corresponding reinforcing plates, the left side and the right side of the lower surface of the top cover are respectively fixedly provided with a clamping hook body, the clamping hook bodies are integrally connected with the top cover, the upper part of the front end of each clamping hook body is provided with a guide surface, the rear end of each guide surface is connected with a positioning surface, the rear part of each positioning surface is provided with a stop surface, the reinforcing plates are provided with clamping hook mounting holes, the clamping hook bodies are arranged in the clamping hook mounting holes, the stop surfaces on the clamping hook bodies are attached to the front wall surfaces of the clamping hook mounting holes, and the positioning surfaces on the clamping hook bodies are in clearance fit with the lower surface of the reinforcing plates. The utility model can reduce the gap between the top cover and the box body and ensure that the arch deformation of the top cover is smaller, and the utility model adopts the clamping hook body to replace mushroom nails in the prior art, thereby reducing the part cost of the drum washing machine and simultaneously reducing the production and installation cost.

Inventors

• ZHANG FENG

Assignees

• 宁波润昇电器有限公司

Dates

Publication Date

20260512

Application Date

20250529

Claims (3)

1. 1. A top cover positioning structure of a drum washing machine comprises a top cover (1) and reinforcing plates (2) fixed on the left side and the right side of the top of a drum washing machine box body, wherein the left side and the right side of the top cover (1) are arranged on the corresponding reinforcing plates (2); The method is characterized in that: the left side and the right side of the lower surface of the top cover (1) are respectively fixedly provided with a clamping hook body (1.1), the clamping hook bodies (1.1) are integrally connected with the top cover (1), the upper part of the front end of each clamping hook body (1.1) is provided with a guide surface (1.11), each guide surface (1.11) is an inclined surface with a low front end and a high rear end, the rear end of each guide surface (1.11) is connected with a positioning surface (1.12), the plane of each positioning surface (1.12) is parallel to the plane of the top cover (1), a stopping surface (1.13) is arranged behind each positioning surface (1.12), the plane of each stopping surface (1.13) is perpendicular to the plane of each positioning surface (1.12), and the upper end of each stopping surface (1.13) is above each positioning surface (1.12); A clamping hook mounting hole (2.1) is formed in the reinforcing plate (2); The clamping hook body (1.1) is arranged in the clamping hook mounting hole (2.1), a stop surface (1.13) on the clamping hook body (1.1) is attached to the front wall surface of the clamping hook mounting hole (2.1), and a positioning surface (1.12) on the clamping hook body is in clearance fit with the lower surface of the reinforcing plate (2).
2. 2. The top cover positioning structure of the drum washing machine as claimed in claim 1, wherein the stop surface (1.13) is integrally located above the positioning surface (1.12).
3. 3. The top cover positioning structure of a drum washing machine as claimed in claim 1, wherein a gap width between an outer wall surface of the hook body (1.1) and an outer wall surface of the corresponding hook mounting hole (2.1) is smaller than a gap between an inner wall surface of the hook body (1.1) and an inner wall surface of the corresponding hook mounting hole (2.1).

Description

Top cover positioning structure of drum washing machine Technical Field The utility model relates to the technical field of drum washing machines, and particularly discloses a top cover positioning structure of a drum washing machine. Background At present, the mounting and positioning structure of the top cover of the drum washing machine is characterized in that mushroom nails are respectively mounted on left and right upper reinforcing plates on a box body, and when the top cover is mounted, a top cover claw is inserted into the mushroom nails and used for positioning the top cover, so that gaps and level differences between the top plate and the box body are ensured. Disclosure of Invention The utility model aims to overcome the defects in the prior art and provide a top cover positioning structure of a roller washing machine, which can reduce the gap between a top cover and a box body and ensure small arched deformation of the top cover. According to the technical scheme provided by the utility model, the top cover positioning structure of the drum washing machine comprises a top cover and reinforcing plates fixed on the left side and the right side of the top of the drum washing machine box body, wherein the left side and the right side of the top cover are arranged on the corresponding reinforcing plates; The left side and the right side of the lower surface of the top cover are respectively fixed with a clamping hook body, the clamping hook bodies are integrally connected with the top cover, the upper part of the front end of each clamping hook body is provided with a guide surface, each guide surface is an inclined surface with a low front end and a high rear end, the rear end of each guide surface is connected with a positioning surface, the plane of each positioning surface is parallel to the plane of the top cover, a stop surface is arranged behind each positioning surface, the plane of each stop surface is perpendicular to the plane of each positioning surface, and the upper end of each stop surface is above each positioning surface; The reinforcing plate is provided with a clamping hook mounting hole; The clamping hook body is arranged in the clamping hook mounting hole, a stop surface on the clamping hook body is attached to the front wall surface of the clamping hook mounting hole, and a positioning surface on the clamping hook body is in clearance fit with the lower surface of the reinforcing plate. Preferably, the stop surface is entirely above the positioning surface. Preferably, the width of the gap between the outer wall surface of the hook body and the outer wall surface of the corresponding hook mounting hole is smaller than the gap between the inner wall surface of the hook body and the inner wall surface of the corresponding hook mounting hole. The utility model can reduce the gap between the top cover and the box body and ensure that the arch deformation of the top cover is smaller, and the utility model adopts the clamping hook body to replace mushroom nails in the prior art, thereby reducing the part cost of the drum washing machine and simultaneously reducing the production and installation cost. Drawings Fig. 1 is a schematic structural view of the present utility model. Fig. 2 is a cross-sectional view A-A of fig. 1. Fig. 3 is a B-B cross-sectional view of fig. 2. Fig. 4 is a structural view showing a state in which the hook body is separated from the reinforcing plate. Fig. 5 is an enlarged view of a portion C in fig. 2. Fig. 6 is an enlarged view of a portion D in fig. 2. Fig. 7 is an enlarged view of a portion E in fig. 3. Fig. 8 is an enlarged view of a portion F in fig. 4. Detailed Description For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model. 1-8, The top cover positioning structure of the drum washing machine comprises a top cover 1 and reinforcing plates 2 fixed on the left and right sides of the top of the drum washing machine box, wherein the left and right sides of the top cover 1 are arranged on the corresponding reinforcing plates 2; The left side and the right side of the lower surface of the top cover 1 are respectively fixed with a clamping hook body 1.1, the clamping hook bodies 1.1 are integrally connected with the top cover 1, the upper part of the front end of the clamping hook body 1.1 is provided with a guide surface 1.11, the guide surface 1.11 is a