CN104180591A - Freezer - Google Patents

Abstract

The invention provides an electric freezer, which comprises a box shell, an inner tank and a cabinet opening, the two sides of the cabinet opening are provided with flanging, and the cabinet opening is respectively sealed and matched with the upper ends of the box shell and the inner tank; The upper end of the box shell is provided with a first platform, and the end of the first platform has a bending edge inclined to the inside of the cabinet mouth; the upper end of the inner tank is provided with a first platform, and the first platform The end part has a bending edge inclined to the inner side of the cabinet mouth; the inner side of the cabinet mouth is provided with reinforcing ribs on the corresponding side of the box shell and the inner tank, and the reinforcing ribs on the corresponding side are provided with the bending edge. With the buckle. The structural strength of the upper end of the case shell and the liner of the refrigerator is enhanced, and can be automatically assembled and clamped with the cabinet opening to prevent the case shell and the liner from detaching from the cabinet opening, and the joints between the case shell and the liner are even and the appearance is exquisite.

Description

a refrigerator

the

technical field

The invention belongs to the field of household appliance manufacturing, and in particular relates to a detachment-proof self-sealed refrigerator.

Background technique

The shell and liner of traditional refrigerators are generally connected by multiple plates through spot welding, roll edge, buckle edge, splicing, etc. The material of the box shell and liner is metal cold plate, color plate, stainless steel plate, aluminum plate, pressed Flower aluminum plate, plastic plate and other products. The upper end of the box shell and inner liner is generally a flat straight-edge structure, resulting in lower strength of the end edge of the box shell and inner liner, and creases are prone to occur during the production turnover process. The flanging of the mouth adopts the plug-in method, which produces an obvious matching step around the fitting. From the appearance, the flanging of the cabinet mouth protrudes from the box shell and the inner tank, which affects the reputation of the product and reduces the refinement of the product. level.

Contents of the invention

The object of the present invention is to provide an electric freezer, the upper end of the case shell and inner liner of the electric freezer has enhanced structural strength, and can be automatically assembled and clamped with the cabinet opening to prevent the case shell and the liner from detaching from the cabinet opening, and the case shell It is flush with the matching place of the liner, and the appearance is exquisite.

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions to achieve:

An electric freezer, comprising a case shell, an inner liner and a cabinet opening, the two sides of the cabinet opening have flanges,

The cabinet mouth is sealed and matched with the upper end of the box shell and the liner respectively;

The upper end of the box shell is provided with a first platform, and the end of the first platform has a bending edge inclined to the inside of the cabinet opening;

The upper end of the liner is provided with a first platform, and the end of the first platform has a bending edge inclined to the inner side of the cabinet opening;

Reinforcing ribs located on the corresponding sides of the box shell and the liner are arranged on the inner side of the cabinet mouth, and buckles matching the bending edges are provided on the reinforcing ribs on the corresponding sides.

Further, the first platform at the upper end of the box shell is connected to the second platform, the second platform is in contact with the lower end of the corresponding side flange of the cabinet mouth, the first platform is in contact with the inner surface of the cabinet mouth, and folded The bent edge is engaged with the buckle on the reinforcing rib on the inner surface of the cabinet mouth, so that the box shell and the cabinet mouth form a sealed fit, and the box shell is not easy to detach from the cabinet mouth.

Further, the outer surface of the box shell is flush with the outer surface of the flange of the cabinet mouth, and the second platform at the upper end of the box shell is equivalent to the shrinking of the box shell at the flange of the cabinet mouth, so that the box shell and the cabinet There is no longer a raised step at the mating part of the mouth, which enhances the aesthetic effect.

Further, the first platform at the upper end of the liner is connected to the second platform, the second platform is in contact with the lower end of the corresponding side flange of the cabinet mouth, the first platform is in contact with the inner surface of the cabinet mouth, and at the same time The bending edge of the liner is clamped with the buckle on the reinforcement rib on the inner side of the cabinet mouth, so that the liner and the cabinet mouth form a sealed fit, and the liner is not easy to separate from the cabinet mouth.

Further, the inner side of the liner is flush with the outer side of the flange of the cabinet mouth, and the second platform at the upper end of the inner tank is equivalent to the shrinking of the inner tank at the flange of the cabinet mouth, so that the inner tank and the cabinet There is no longer a raised step at the mating part of the mouth, which enhances the aesthetic effect.

The width of the first platform of the case shell/inner tank accounts for 20-25% of the top surface width on the cabinet mouth respectively. That is to say, a wide accommodation groove is formed on the inside of the joint between the cabinet mouth and the box shell/inner liner, and the first platform and the bending edge of the box shell/inner liner form a frame-like structure and are placed in the accommodation groove. The structural strength is greatly enhanced.

Still further, the angle between the bent edge and the vertical direction is 20-30 degrees.

Both the box shell and the liner are made of integral boards; or they can also be made of two or more boards.

Generally speaking, the structural changes of the upper end of the box shell and the liner are the same. First, the upper ends of the box shell and the liner are both necked to form the second platform, and then bent to form the first platform. , The second platform enhances the mechanical strength of the upper edge of the box shell and inner tank;

Among them, the depth of the shrinkage of the case shell and liner (that is, the width of the second platform) can be determined according to the wall thickness of the cabinet opening where the case shell and liner fit with the flange of the cabinet mouth. In principle, the upper end of the case shell and liner shrinks After mating with the cabinet mouth, it achieves a flush effect and enhances the aesthetic effect.

Of course, according to the size and volume strength requirements of the case shell and liner, the upper end of the case shell and liner can be bent or rolled in the third and fourth steps on the basis of the necking structure to further improve the strength of the case shell and liner. The strength of the upper end can effectively avoid the generation of creases during the turnover process.

There is an anti-off buckle at the end of the reinforcing rib at the inner side of the cabinet opening where it fits with the box shell and the inner tank, and the end of the box shell and the inner tank is provided with a downward-sloping bending edge. After assembly, the bent edge of the box shell and the end of the liner is snapped into place with the buckle. On the one hand, it ensures that the box shell and liner are not easily separated from the fittings of the cabinet mouth, and on the other hand, it also plays an automatic seal to prevent foaming and overflowing effect.

The box shell and liner can be made of integral plates to improve the aesthetics of the product and meet the high-end consumer taste of consumers. Of course, the box shell and liner can also be made of more than two plates.

Compared with prior art, advantage and positive effect of the present invention are:

1. The first and second platforms at the upper end of the box shell and liner enhance the mechanical strength of the box shell and liner to prevent creases during the production turnover process.

2. The mouth of the cabinet is snap-fitted with the box shell and liner, and is automatically sealed to prevent the box shell and liner from leaving the cabinet mouth, and at the same time prevent the foam material from overflowing.

3. The outer side of the joint between the box shell and the flange of the cabinet mouth is flush, and the inner side of the joint between the liner and the flange of the cabinet mouth is flush, which improves the aesthetics of the product.

4. Both the shell and the liner are made of integral plates, which saves materials and reduces the process; the shell and liner can also be made of more than two plates.

Description of drawings

Fig. 1 is a top view of a specific embodiment of the refrigerator of the present invention;

Fig. 2 is an enlarged cross-sectional view of A-A in Fig. 1 .

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Fig. 1-2, a refrigerator includes a case shell 1, an inner tank 2 and a cabinet mouth 3, the two sides of the cabinet mouth 3 have flanges 31, and the cabinet mouth 3 is connected to the upper ends of the box shell 1 and the inner tank 2 respectively. Internal sealing fit, the specific fit mechanism is as follows:

The matching structure of the box shell 1 and the cabinet mouth 3:

The upper end of the box shell 1 is provided with a first platform 11, and the end of the first platform 11 has a bending edge 13 inclined to the inside of the cabinet mouth 3, the first platform 11 is connected to the second platform 12, and the inner side of the cabinet mouth 3 A reinforcing rib 32 close to the side of the box shell 1 is provided, and a buckle 33 matching the bending edge 13 is provided on the reinforcing rib 32 .

The second platform 12 is in contact with the lower end of the corresponding side flange 31 of the cabinet mouth 3, and the first platform 11 is in contact with the inner surface of the cabinet mouth 3, and the width of the first platform 11 accounts for 20% of the width of the upper surface of the cabinet mouth 3, and at the same time The bent edge 13 is engaged with the buckle 33 on the reinforcement rib 32 on the inner side of the cabinet mouth 3, so that the box shell 1 and the cabinet mouth 3 form a sealed fit, and the box shell 1 is not easy to separate from the cabinet mouth 3, and at the same time, foaming can be prevented Material 5 overflows.

As shown in Figure 2, the outer surface of the box shell 1 is flush with the outer surface of the cabinet mouth flange 31, and the second platform 12 at the upper end of the box shell 1 is equivalent to shrinking the box shell 1 at the cabinet mouth flange 31. The mouth, so that the box shell 1 and the cabinet mouth 3 no longer produce raised steps, which enhances the aesthetic effect.

The matching structure of liner 2 and cabinet opening 3 is similar to the matching structure of box shell 1 and cabinet opening 3:

The upper end of the liner 2 is provided with a bending edge 23 inclined to the inner side of the cabinet opening 3. The bending edge 23 is connected to the first platform 21, and the first platform 21 is connected to the second platform 22. The reinforcing rib 34 on one side of the liner 2 is provided with a buckle 35 matching the bent edge 23 .

The second platform 22 is in contact with the lower end of the corresponding side flange 31 of the cabinet mouth 3, and the first platform 21 is in contact with the inner surface of the cabinet mouth 3, and the width of the first platform 21 accounts for 20% of the width of the upper surface of the cabinet mouth 3, and at the same time The bent edge 23 is engaged with the buckle 35 on the reinforcing rib 34 on the inner surface of the cabinet mouth 3, so that the inner tank 2 and the cabinet mouth 3 form a sealed fit, and the inner tank 2 is not easy to separate from the cabinet mouth 3, and at the same time, foaming can be prevented Material 5 overflows.

As shown in Figure 2, the inner surface of the liner 2 (the inner surface here is based on the actual inner and outer sides of the refrigerator liner) is flush with the outer surface of the cabinet mouth flange 31, and the first part of the upper end of the inner liner 2 The second platform 22 is equivalent to the shrinking of the inner container 2 at the flange 31 of the cabinet mouth, so that the joint between the inner container 2 and the cabinet mouth 3 no longer produces raised steps, which enhances the aesthetic effect.

From Fig. 2, a wide accommodation groove is formed on the inside where the cabinet mouth 3 cooperates with the box shell 1 and the liner 2 respectively. A platform 21 and the bending edge 23 respectively form a frame-like structure placed in the accommodating groove, and the structural strength is greatly enhanced.

The angles between the bending edge 13 of the box shell 1 and the bending edge 23 of the liner 2 and the vertical direction are both 20 degrees. Of course, they can also be adjusted within the range of 20-30 degrees according to the actual situation. The adjustment of the angle is mainly It is to consider two aspects of technology and sealing.

Both the box shell 1 and the liner 2 are made of integral plates, which eliminates the need for welding multiple plates, saves materials and reduces process costs.

Certainly, the case shell 1 and the liner 2 can also be made of two or more boards, which are determined by comprehensively considering the actual structural shape and process of the product.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention to other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or modify the equivalent of equivalent changes. Example. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims (10)

1. an ice box, comprises case shell, inner bag and cabinet mouth, and described cabinet mouth both sides have flange, it is characterized in that:

Described cabinet mouth is sealed and matched with the upper end of case shell, inner bag respectively;

The upper end of described case shell is provided with the first platform, and the end of described the first platform has the bending edges tilting to cabinet mouth inner side;

The upper end of described inner bag is provided with the first platform, and the end of described the first platform has the bending edges tilting to cabinet mouth inner side;

The reinforcement that is positioned at case shell, inner bag respective side is set on the medial surface of described cabinet mouth, and the reinforcement of corresponding side is provided with the buckle suitable with described bending edges.

2. ice box according to claim 1, is characterized in that: the first platform of described case shell upper end connects the second platform, described the second platform contacts with the lower end of the corresponding side flanging of cabinet mouth, and described the first platform contacts with the medial surface of cabinet mouth.

3. ice box according to claim 2, is characterized in that: the lateral surface of described case shell is concordant with the lateral surface of cabinet mouth flange.

4. ice box according to claim 1, is characterized in that: the first platform of described inner bag upper end connects the second platform, described the second platform contacts with the lower end of the corresponding side flanging of cabinet mouth, and described the first platform contacts with the medial surface of cabinet mouth.

5. ice box according to claim 4, is characterized in that: the medial surface of described inner bag is concordant with the lateral surface of cabinet mouth flange.

6. according to ice box described in any one in claim 1-5, it is characterized in that: the angle of described bending edges and vertical direction is 20-30 degree.

7. according to ice box described in any one in claim 1-5, it is characterized in that: described case shell and inner bag all adopt overall sheet material to make.

8. according to ice box described in any one in claim 1-5, it is characterized in that: described case shell and inner bag are made up of two boards material at least respectively.

9. ice box according to claim 6, is characterized in that: described case shell and inner bag all adopt overall sheet material to make.

10. ice box according to claim 6, is characterized in that: described case shell and inner bag are made up of two boards material at least respectively.