CN216668087U

CN216668087U - Welding structure for refrigerator shell

Info

Publication number: CN216668087U
Application number: CN202122569707.2U
Authority: CN
Inventors: 郑凯; 李家永; 刘鹏
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-06-03
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a welding structure of a box shell of an ice chest, and relates to the technical field of ice chest box body processing. The utility model comprises a first plate and a second plate which are vertically arranged; one side of the second plate is provided with a folded edge A which is parallel to the first plate; the folded edge A is welded on the first plate; two ends of the hem A are provided with chamfered parts, and the ends of the chamfered parts are provided with turnups which are bent and abutted against the positions of the two ends of the plate; the distance between the welding points at the two end parts of the folded edge and the end parts of the folded edge is 6-8 mm. According to the utility model, the chamfer part and the flanging are arranged, and the original right-angle side is cut into an arc shape, so that the cross section of a bottom joint and a production line is reduced, the friction force of the joint is further reduced, the acting force of the box shell during dragging can be effectively reduced, and the risk of opening and warping is controlled.

Description

Welding structure for refrigerator shell

Technical Field

The utility model belongs to the technical field of processing of refrigerator cases, and particularly relates to a welding structure of a refrigerator case.

Background

The forming of the box shell is an indispensable important link in the production and manufacturing process of the refrigerator, and the box shell serves as an external protective shell of the refrigerator and also plays a role in beautifying the appearance. It is therefore necessary to maintain the cabinet surfaces and cabinet joints flat. After the freezer is foamed, the flatness of the surface of the cabinet shell is well controlled, and the difficulty lies in the flatness of the joint of the cabinet shell.

As shown in FIG. 1, the thickness of the current refrigerator cabinet panel is 0.5mm, wherein 22 is a welding point, and the distance between the welding point and the bottom edge of the cabinet is 15 mm. After forming, the structure is shown in fig. 1, wherein 22 is a welding point, and 21 is a right-angle side of a joint. The case shell can drag actions such as drag on the production line, and at the moment, because the length of the right-angle side at the bottom is large, large friction force exists, and the welding point is leaned on, and the moment is large, so that the phenomena of opening and warping 25 shown in fig. 2 are easy to occur, the product quality is influenced, the repair is caused, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a welding structure of a freezer box shell, which solves the problems of opening, warping and the like in the prior art by arranging a chamfer part and a flanging.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a welding structure of a box shell of a refrigerator, which comprises a first plate and a second plate which are vertically arranged; one side of the second plate is provided with a folded edge A which is parallel to the first plate; the folded edge A is welded on the first plate; chamfered parts are arranged at two end parts of the folded edge A, and turned edges bent to abut against the two end parts of the plate are arranged at the end parts of the chamfered parts; the distance between the welding points at the two end parts of the folded edge A and the end part of the folded edge A is 6-8 mm.

As a preferable technical solution of the present invention, both end portions of the first plate are provided with folded edges B that are matched with the turned-over edges.

As a preferable technical scheme of the utility model, the thickness of the second plate is 0.3-0.6mm, and the thickness of the first plate is 0.3-0.6 mm.

In a preferred embodiment of the present invention, the thickness of the second plate material is 0.4mm, and the thickness of the first plate material is 0.4 mm.

In a preferred embodiment of the present invention, the welding points at the two ends of the folded edge a are 7mm away from the corresponding folded edge end.

The utility model has the following beneficial effects:

according to the utility model, the chamfer part and the flanging are arranged, and the original right-angle side is cut into an arc shape, so that the cross section of a bottom joint and a production line is reduced, the friction force of the joint is further reduced, the acting force when the box shell is dragged can be effectively reduced, and the risk of opening and warping is controlled; the joint of the bottom of the box shell is designed to be in a flanging state, so that the protective barrier of the joint of the box shell is increased, the acting force during dragging is further reduced, the risks of opening and warping are effectively controlled, the welding point moves downwards, the moment of the welding point and the bottom edge is shortened, the protective force of the joint is improved, and the risks of opening and warping are effectively controlled.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a prior art FIG. 1;

FIG. 2 is a prior art FIG. 2;

FIG. 3 is a schematic view of a welding structure according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 3, the present invention is a welding structure of a box shell of an ice chest, comprising a first plate 1 and a second plate 2 vertically disposed; one side of the second plate 2 is provided with a folded edge A21, and the folded edge A21 is parallel to the first plate 1; hem A21 is welded on the first plate 1; both ends of the folded edge A21 are provided with chamfered parts 23, and the ends of the chamfered parts 23 are provided with flanges 24 which are bent and abutted against the positions of both ends of the plate 1; the weld points 22 at the ends of flap A21 were 7mm from the end of flap A21.

And two end parts of the first plate 1 are provided with folding edges B matched with the folding edges 24. The thickness of the second plate 2 and the first plate 1 is 0.4 mm. And (3) edge cutting treatment: the original right-angle side is cut into an arc shape, so that the cross section of a bottom joint and a production line is reduced, the friction force of the joint is further reduced, the acting force of the box shell during dragging can be effectively reduced, and the risk of opening and warping is controlled; 2. and (3) flanging design: the joint of the bottom of the box shell is designed to be in a flanging state, so that the protective barrier of the joint of the box shell is increased, the acting force during dragging is further reduced, and the risk of opening and warping is effectively controlled. 3. Downwards moving a welding spot: the welding point moves downwards, so that the moment between the welding point and the bottom edge is shortened, the protection force of the joint is improved, and the risk of opening and warping is effectively controlled.

E.g., 15mm for d1 in FIG. 1 and 7mm for d2 in FIG. 3.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a refrigerator-freezer case shell welded structure which characterized in that: comprises a first plate (1) and a second plate (2) which are vertically arranged; one side of the second plate (2) is provided with a folded edge A (21), and the folded edge A (21) is parallel to the first plate (1); the folded edge A (21) is welded on the first plate (1);

chamfered parts (23) are arranged at two end parts of the folded edge A (21), and flanged edges (24) bent and abutted to the two end parts of the plate (1) are arranged at the end parts of the chamfered parts (23);

the distance between the welding points (22) at the two ends of the folded edge A (21) and the end of the folded edge A (21) is 6-8 mm.

2. An ice chest cabinet welded structure according to claim 1, wherein said first sheet (1) is provided with flanges (B) at both ends for engaging said flanges (24).

3. A refrigerator cabinet welded construction according to claim 1, wherein said second sheet material (2) has a thickness of 0.3-0.6mm and said first sheet material (1) has a thickness of 0.3-0.6 mm.

4. An ice chest cabinet welded structure according to claim 3, wherein said second sheet (2) is 0.4mm thick and said first sheet (1) is 0.4mm thick.

5. An ice chest cabinet welded structure according to claim 1, wherein the welding points (22) at both ends of said fold (A21) are at a distance of 7mm from their respective end of fold (A21).