CN215176407U

CN215176407U - A kind of refrigerator

Info

Publication number: CN215176407U
Application number: CN202120919289.2U
Authority: CN
Inventors: 周晓东; 罗晨; 鞠晓晨; 许锦潮; 鲍雨锋; 王海燕
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Refrigerator Co Ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-14
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to the technical field of refrigeration equipment, and discloses a refrigerator, which comprises a refrigerator body and a pressure reducing storage component, wherein the outer shell of the pressure reducing storage component comprises a first shell and a second shell which can be spliced with each other; at least two parallel convex ribs are arranged on the section of the first shell, and a first rubber groove is formed between every two convex ribs; grooves are arranged at the positions, corresponding to the convex ribs, on the section of the second shell, and a second glue groove corresponding to the first glue groove is arranged between every two grooves; the convex ribs are inserted into the grooves, and the first glue groove and the second glue groove are used for containing glue to enable the first shell and the second shell to be spliced and bonded. The utility model discloses whole scheme construction is simple and convenient, has effectively improved manufacturing efficiency, has reduced the manufacturing degree of difficulty and defective rate to manufacturing cost has been reduced remarkably.

Description

A kind of refrigerator

Technical Field

The utility model relates to a refrigeration plant technical field especially relates to a refrigerator.

Background

As the demand of users for fresh-keeping of refrigerators is higher and higher, refrigerators having a reduced-pressure storage function are more and more popular. The principle of reduced-pressure storage is that a micro vacuum pump is used for pumping a part of gas in a closed food storage container (drawer/box), partial vacuum is realized in a storage space, the internal gas partial pressure is reduced, the oxygen concentration is reduced, and therefore the storage period of food is prolonged.

The reduced pressure storage places high demands on the pressure-bearing shell of the food storage container, and deformation, cracking and the like cannot occur due to pressure change.

The pressurized housings of prior art reduced pressure storage containers typically provide increased structural strength through a number of transverse and longitudinal ribs, which greatly complicates the structural design of the mold. Considering the cost of the mold comprehensively, the existing products are generally manufactured by a split injection molding method, namely, the pressure-bearing shell is divided into two parts from the middle for injection molding so as to be convenient for demolding, and then the two half shells are welded together by thermal welding to form the complete pressure-bearing shell.

The most important problems of the above solutions are: the hot melting welding process is long in time, and meanwhile, the hot melting process is high in difficulty, high in cost and poor in consistency.

Thus, improvements in the prior art are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a refrigerator to solve the technical problem that the process time is longer when using the components of a whole that can function independently method injection moulding to make the pressure-bearing casing of decompression storage container in the refrigerator of prior art, and two components of a whole that can function independently casings welding together through the hot melt welding, and the technology degree of difficulty of hot melt is big, and the cost is higher, and the uniformity is not good.

In order to achieve the above object, the present invention provides a refrigerator, including:

a box body, wherein a refrigerating chamber is arranged in the box body;

the decompression storage assembly is arranged in the refrigerating chamber and comprises an outer shell, a door body and a vacuum pump; the outer shell is provided with a forward opening, the door body is arranged at the forward opening in an openable and closable manner, and the door body and the outer shell form a storage container together; the vacuum pump is used for pumping the inner space of the storage container;

the outer shell comprises a first shell and a second shell which can be spliced with each other;

at least two parallel convex ribs are arranged on the section of the first shell, and a first rubber groove is formed between every two convex ribs;

grooves are formed in the positions, corresponding to the convex ribs, of the section of the second shell, and a second glue groove corresponding to the first glue groove is formed between every two grooves;

the convex rib is used for being inserted into the groove, and the first glue groove and the second glue groove are used for containing glue to enable the first shell to be spliced and bonded with the second shell.

In some embodiments of the present application, after the first casing and the second casing are assembled, a gap is formed between the end surface of the rib and the bottom surface of the groove, and the gap is communicated with the first glue groove and the second glue groove.

In some embodiments of the present application, a distance between an end surface of the rib and a bottom surface of the groove is between 0.2 and 1 mm.

In some embodiments of the present application, the total width of the second glue groove and the grooves on both sides thereof is between 10 and 20 mm.

In some embodiments of the present application, a ratio of the width of the groove to the width of the second glue groove is between 0.1 and 0.5.

In some embodiments of the present application, the first glue groove and the second glue groove have a depth of 1-2 mm.

In some embodiments of the present application, the rib is disposed near an inner edge of the cross-section of the first housing.

In some embodiments of the present application, a dividing surface of the first housing and the second housing is a plane, and a ratio of a length of the first housing to a length of the second housing along a direction perpendicular to the dividing surface is between 0.1 and 0.9.

In some embodiments of the present application, a pipe connection is disposed on a rear side surface of the second housing, and is configured to be connected to the vacuum pump.

In some embodiments of the present application, a preformed hole is provided on the first housing and/or the second housing, and is used for installing an external pipe or a detection device.

The embodiment of the utility model provides a refrigerator compares with prior art, and its beneficial effect lies in:

the utility model discloses refrigerator, the storage container pressure-bearing casing that sets up in it adopts split type structure to set up matched with arch and recess respectively on the section of components of a whole that can function independently casing so that quick joint location, and set up gluey groove in the middle of arch and recess, be used for gluey bonding. The utility model discloses whole scheme construction is simple and convenient, has effectively improved manufacturing efficiency, has reduced the manufacturing degree of difficulty and defective rate to manufacturing cost has been reduced remarkably.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of an outer shell and a door of a reduced-pressure storage assembly;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is a schematic cross-sectional view of the first and second housings prior to being assembled;

FIG. 5 is an enlarged view at C of FIG. 4;

FIG. 6 is a schematic cross-sectional view of the first and second housings after being assembled;

FIG. 7 is an enlarged view at D of FIG. 6;

FIG. 8 is a schematic view of the first and second housings prior to being assembled;

FIG. 9 is a schematic view of the first and second housings after being assembled;

in the figure, 100, the outer shell; 110. a first housing; 111. a rib is protruded; 112. a first glue tank; 120. a second housing; 121. a groove; 122. a second glue groove; 200. a door body; 300. a gap; 400. a pipe interface; 500. holes are reserved.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The utility model discloses a refrigerator of preferred embodiment mainly includes box and decompression storage subassembly. Wherein, the inside of box is equipped with the freezer, and the decompression storage subassembly is located in the freezer.

Specifically, referring to fig. 1, the reduced-pressure storage assembly includes an outer case 100, a door 200, and a vacuum pump (not shown). The outer case 100 has a forward opening, the door 200 is openably and closably disposed at the forward opening, and forms a storage container together with the outer case 100, and the vacuum pump is used for evacuating an inner space of the storage container to form a negative pressure space.

Referring to fig. 1, the outer case 100 includes a first case 110 and a second case 120 which are coupled to each other. Referring to fig. 2 and 8, two parallel ribs 111 are disposed on a cross section of the first housing 110, and a first glue groove 112 is formed between the two ribs 111. Referring to fig. 3 and 8, a groove 121 is disposed at a position corresponding to the rib 111 on the cross section of the second housing 120, a second glue groove 122 corresponding to the first glue groove 112 is disposed between the two grooves 121, and based on the above structure, step enclosure structures are formed on two sides of the cross section at the outer sides of the two grooves 121. The rib 111 is inserted into the groove 121, and the first glue groove 112 and the second glue groove 122 are used for accommodating glue, so that the first casing 110 and the second casing 120 can be spliced and bonded.

In actual assembly, the surface substrate of the bonding surface is required to be free of oil and dust, the surface energy reaches 38 dyne value to be optimal (whether appropriate surface treatment is needed or not is judged by a bonding property test), so that the sufficient wetting performance of the bonding surface and glue is ensured, and the bonding strength is ensured. First, a proper amount of structural glue capable of being rapidly cured is coated in the first glue groove 112 and the second glue groove 122, as shown in fig. 4 and 5, the black blocks in the figures are glue. After the glue is applied, the rib 111 is aligned with the groove 121, and then the first housing 110 and the second housing 120 are assembled together as shown in fig. 6 and 7, and pressure maintaining is performed (pressure maintaining time is recommended to be 30s, and pressure maintaining time can be adjusted properly according to production beat in practice), so that the glue is fully wetted with the base materials on both sides, and primary strength is generated, and then the next storage process can be performed. Generally, after the materials are stored for 72 hours and cured, other subsequent procedures such as inspection, assembly and the like are carried out.

The utility model provides a refrigerator, the storage container pressure-bearing casing that sets up in it adopts split type structure to set up matched with arch and recess respectively on the section of components of a whole that can function independently casing so that quick joint location, and set up gluey groove in the middle of arch and recess, be used for glueing to bond. The utility model discloses whole scheme construction is simple and convenient, has effectively improved manufacturing efficiency, has reduced the manufacturing degree of difficulty and defective rate to manufacturing cost has been reduced remarkably.

In some embodiments of the present application, referring to fig. 9, after the first housing 110 and the second housing 120 are assembled, a gap 300 is formed between the end surface of the rib 111 and the bottom surface of the groove 121, and the gap 300 is communicated with the first glue groove 112 and the second glue groove 122, so that the glue in the first glue groove 112 and the second glue groove 122 can flow into the gap 300. In this embodiment, the first glue groove 112 and the second glue groove 122 can be coated with glue with interference magnitude during glue application, and after the first casing 110 and the second casing 120 are combined, the glue overflows to fill the gaps 300 on both sides, so as to increase the contact area between the surfaces of the first casing 110 and the second casing 120 and the glue, and improve the bonding strength.

In some embodiments of the present application, referring to fig. 9, the distance between the end surface of the rib and the bottom surface of the groove (i.e., the height H1 of the gap 300) is between 0.2mm and 1mm, preferably between 0.4mm and 0.8mm, and practically 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm or 1 mm.

In some embodiments of the present application, referring to fig. 9, the width of the groove 121 is W1 (the width of the groove 121 is the same as the width of the rib 111), the width of the second glue groove 122 is W2 (the width of the second glue groove 122 is the same as the width of the first glue groove 112), the total width (W1+2W2) of the second glue groove 122 and the groove 121 on both sides thereof is between 10 and 20mm, and practically 10mm, 12mm, 15mm, 16mm, 18mm or 20mm may be adopted. The W1+2W2 is actually the width of the contact surface between the surface of the first shell 110 and the second shell 120 and the glue, and the proper width value of the contact surface is set, so that the glue can be saved while the bonding strength is ensured to meet the use requirement.

In some embodiments of the present application, the ratio of the width W1 of the groove 121 to the width W2 of the second glue groove 122 is 0.1-0.5, i.e. the width of the middle glue applying portion is greater than or at least equal to the width of the side slits, so that the middle portion plays a main role in bonding, and the side slits play a role in further enhancing the connection and sealing.

In some embodiments of the present application, referring to fig. 9, the depth L1 of the first glue groove 112 and the depth L2 of the second glue groove 122 are both between 1-2 mm, and setting a proper glue groove depth can facilitate accommodating a proper amount of glue, so as to ensure that the adhesive strength meets the use requirement and save glue at the same time.

In some embodiments of the present application, criss-cross reinforcing ribs are disposed on the outer surfaces of the first casing 110 and the second casing 120 to increase the bearing strength of the casings.

In some embodiments of the present application, referring to fig. 1 to 3, the rib 111 is disposed near an inner side edge of the cross section of the first housing 110, and the groove 121 is correspondingly disposed on an inner side of the cross section of the second housing 120, that is, the position of the adhesive tape is entirely inward, so that the adhesion is more stable and reliable.

In some embodiments, the interface between the first casing 110 and the second casing 120 is a plane, and the ratio of the lengths of the first casing 110 and the second casing 120 along the direction perpendicular to the interface is between 0.1 and 0.9. When the interface is a plane, the difficulty of designing the mold can be simplified, and the ratio of the lengths of the first shell 110 to the second shell 120 represents the position of the outer shell 100 for plane division to form two split shells when designing the mold. For example, based on the view direction of fig. 1, the first casing 110 and the second casing 120 are vertically split in fig. 1, and the height ratio of the two is about 0.1, i.e. when designing the mold, the mold is transversely split into two split casings from the top of the outer casing 100. When the ratio of the heights of the first and

second housings

110 and 120 is 0.5, the two split housings are divided from the middle of the outer housing 100. When the ratio of the heights of the first casing 110 and the second casing 120 is 0.9, i.e., the two divided casings are divided from the outer casing 100 near the bottom, contrary to fig. 1. Similarly, when the first housing 110 and the second housing 120 are combined left and right, the interface is a vertical surface, and the ratio of the lateral lengths of the first housing 110 and the second housing 120 is between 0.1 and 0.9.

In addition to the above embodiments with a plane interface, in some embodiments of the present application, the outer casing 100 may be designed to be similar to a box-covered structure, that is, a splicing opening is formed on the second casing 120, a cross section of the splicing opening is provided with a rib 111 and a first glue groove 112, and a cross section of the first casing 110 is provided with a groove 121 and a second glue groove 122 to cooperate therewith to form a covering and bonding.

In some embodiments of the present disclosure, more than two ribs 111 may be provided, for example, three ribs are provided, and are in a shape of a Chinese character 'chuan', so as to form two first glue grooves 112, and the grooves 121 and the second glue grooves 122 are correspondingly provided.

In some embodiments of the present application, referring to fig. 1, a pipe connector 400 is provided on a rear side of the second housing 120, and is used to connect with a vacuum pump, so that the vacuum pump can pump the internal space of the storage container.

In some embodiments of the present application, referring to fig. 1, a preformed hole 500 is formed on the first housing 110 and/or the second housing 120, and is used for installing an external pipe or a detection device, such as an external air pipe, a temperature sensor, a humidity sensor, a weight sensor, and the like.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A refrigerator, comprising:

a box body, wherein a refrigerating chamber is arranged in the box body;

the shell is characterized by comprising a first shell and a second shell which can be spliced with each other;

2. The refrigerator as claimed in claim 1, wherein a gap is formed between the end surface of the rib and the bottom surface of the groove after the first casing and the second casing are combined, and the gap is communicated with the first glue groove and the second glue groove.

3. The refrigerator as claimed in claim 2, wherein a distance between the end surface of the rib and the bottom surface of the groove is 0.2-1 mm.

4. The refrigerator as claimed in claim 2, wherein the total width of the second glue groove and the grooves on both sides thereof is between 10 and 20 mm.

5. The refrigerator as claimed in claim 4, wherein the ratio of the width of the groove to the width of the second glue groove is between 0.1 and 0.5.

6. The refrigerator of claim 1, wherein the first glue groove and the second glue groove each have a depth of 1-2 mm.

7. The refrigerator as claimed in claim 1, wherein the rib is provided near an inner side edge of the section of the first housing.

8. The refrigerator as claimed in claim 1, wherein the dividing surface of the first casing and the second casing is a plane, and the ratio of the length of the first casing to the length of the second casing in a direction perpendicular to the dividing surface is between 0.1 and 0.9.

9. The refrigerator as claimed in claim 1, wherein a duct connection is provided on a rear side of the second housing for connecting with the vacuum pump.

10. The refrigerator of claim 1, wherein the first housing and/or the second housing is provided with a reserved hole for installing an external pipe or a detection device.