CN216644681U

CN216644681U - A kind of refrigerator

Info

Publication number: CN216644681U
Application number: CN202123384520.1U
Authority: CN
Inventors: 金锡鲁; 孙文静
Original assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Current assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-31
Anticipated expiration: 2031-12-28

Abstract

The application discloses a refrigerator, which comprises a refrigerator main body, a quick-freezing box body and a heat exchange system, wherein the refrigerator main body is provided with a freezing chamber; the quick-freezing box body is arranged in the freezing chamber; the heat exchange system comprises a freezing evaporator and a quick-freezing evaporator, and the freezing evaporator is positioned in the refrigerator main body and acts on the freezing chamber; the quick-freezing evaporator is positioned in the freezing chamber and acts on the quick-freezing box body. This application can make the food in the quick-freeze box can pass through the crystal belt temperature of ice fast, and the moisture particle in the quick-freeze food falls to minimumly to the destruction of food.

Description

A kind of refrigerator

Technical Field

The application relates to the field of household appliances, in particular to a refrigerator.

Background

When a heat exchange system works in a freezing chamber of an existing refrigerator, a compressor operates, an evaporator cools, a fan of the freezing chamber operates, and cold air flows into the freezing chamber. When the refrigerator cools the food in the freezing chamber by using the cooling air, when the food (such as meat) which is just bought is stored in the freezing chamber, the time for the food and the like to pass through the temperature of the ice crystal belt is very long, and the water in the food expands after being frozen, so that the food (cell tissues) is damaged, and the taste of the food is also greatly influenced.

SUMMERY OF THE UTILITY MODEL

The application provides a refrigerator to when solving the food of just buying and putting in the freezer and store, because of the time of food etc. through ice crystal strip temperature is very long, and influenced the taste technical problem of food.

In order to solve the above technical problem, the present application provides a refrigerator, which includes: a refrigerator main body formed with a freezing chamber; the quick-freezing box body is arranged in the freezing chamber; the heat exchange system comprises a freezing evaporator and a quick-freezing evaporator, and the freezing evaporator is positioned in the refrigerator main body and acts on the freezing chamber; the quick-freezing evaporator is positioned in the freezing chamber and acts on the quick-freezing box body.

The quick-freezing box body comprises a quick-freezing carrier and a heat-insulating wall surrounding the quick-freezing carrier, and the quick-freezing carrier is used for carrying food; the quick-freezing evaporator is arranged between the quick-freezing carrier and the heat-insulating wall.

The quick-freezing carrier comprises a fixed frame fixedly arranged in the freezing chamber and a drawer arranged in the fixed frame in a sliding manner.

The drawer comprises a bearing frame sliding relative to the fixed frame and a cover plate covering the opening of the fixed frame; the heat preservation wall includes heat preservation curb plate and heat preservation panel, and the heat preservation panel sets up in the apron of drawer.

Wherein, the food bearing part of the quick-freezing carrier is made of at least one of aluminum material, copper material and stainless steel material.

Wherein, the heat preservation wall is at least one of a foaming layer and a vacuum layer.

Wherein, the quick-freezing evaporator is distributed between the quick-freezing carrier and the heat-insulating wall in a winding way.

The refrigerator body comprises a refrigerator door, and the refrigerator door is connected with the drawer.

Wherein, the box door and the drawer are integrally formed.

The heat exchange system comprises a throttling element, a compressor and a condenser, wherein one end of the throttling element is connected with the freezing evaporator and the quick-freezing evaporator, one end of the compressor is connected with the throttling element respectively, and the other end of the compressor is connected with the condenser.

The refrigerator main body is provided with a freezing chamber, and a quick-freezing box body is arranged in the freezing chamber; the quick-freezing evaporator is positioned in the freezing chamber and acts on the quick-freezing box body. Through the mutual cooperation of quick-freeze evaporimeter and quick-freeze box for food in the quick-freeze box can be fast through the ice crystal area temperature, and the moisture particle in the quick-freeze food falls to minimumly to the destruction of food.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic view of a portion of a refrigerator of the present application;

fig. 2 is a constitutional view of the heat exchange system of the present application.

Reference numerals: 10. a refrigerator; 1. a refrigerator main body; 11. a freezing chamber; 2. quick-freezing box body; 21. quickly freezing the carrier; 211. a fixing frame; 212. a drawer; 2121. a bearing frame; 2122. a cover plate; 22. a heat-insulating wall; 221. a heat preservation side plate; 222. a heat-insulating panel; 3. a heat exchange system; 31. a refrigeration evaporator; 32. quick-freezing an evaporator; 33. a throttling element; 34. a compressor; 35. a condenser; 36. a refrigeration fan.

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. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures related to the present application are shown in the drawings, not all of the structures. 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.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The following describes a refrigerator according to the present invention in detail with reference to the following embodiments.

Referring to fig. 1 and 2, fig. 1 is a schematic partial view of a refrigerator according to the present application; fig. 2 is a constitutional view of the heat exchange system of the present application. In one embodiment, the refrigerator 10 includes a refrigerator main body 1 formed with a freezing chamber 11, and a heat exchange system 3 for refrigerating the freezing chamber 11 or food in the freezing chamber 11. The number of the freezing chambers 11 may be one, two, or more. Quick-freezing boxes 2 are formed in the freezing chamber 11, and the quick-freezing boxes 2 are used for quickly refrigerating food (such as meat and the like), wherein the number of the quick-freezing boxes 2 is one, two or more.

The heat exchange system 3 includes a freezing evaporator 31 and a quick-freezing evaporator 32, the freezing evaporator 31 is located in the refrigerator main body 1, and the freezing evaporator 31 acts on the freezing chamber 11 to refrigerate the food in the freezing chamber 11. Quick-freeze evaporimeter 32 is located freezer 11, and quick-freeze evaporimeter 32 acts on quick-freeze box 2, and quick-freeze box 2 and quick-freeze evaporimeter 32 mutually support promptly for food in the quick-freeze box 2 can be fast through the crystal of ice area temperature, and the moisture particle in the quick-freeze food falls to minimumly to the destruction of food. The freezing evaporator 31 and the quick-freezing evaporator 32 are arranged independently from each other, so that the quick-freezing box body 2 can maintain a lower temperature than that in the freezing chamber 11, and food can be conveniently kept for a long time. For example, the temperature of the quick freezing in the quick freezing box body 2 can be lower than or equal to-25 ℃.

In the actual process, when the quick-freezing box body 2 is arranged in the freezing chamber 11 and the quick-freezing evaporator 32 is arranged in the quick-freezing box body 2, heat conduction is formed between the quick-freezing box body 2 and the freezing chamber 11, so that the freezing phenomenon caused by the temperature difference between the quick-freezing box body 2 and the freezing chamber 11 is prevented. In this embodiment, referring to fig. 1, the quick-freezing box 2 includes a quick-freezing carrier 21 and a heat-insulating wall 22, and the quick-freezing carrier 21 is used for carrying food. The heat preservation wall 22 is arranged in the quick-frozen carrier 21 in a heat preservation way, so that the heat preservation can be carried out on the quick-frozen carrier 21, and the leakage or the loss of the cold in the quick-frozen carrier 21 is reduced; meanwhile, the temperature difference between the two can be reduced, and the occurrence of icing phenomenon is further reduced. The quick-freezing evaporator 32 is arranged between the quick-freezing carrier 21 and the heat-insulating wall 22, the quick-freezing evaporator 32 can quickly refrigerate food and the like in the quick-freezing carrier 21, the heat-insulating wall 22 can insulate the quick-freezing carrier 21, leakage of cold energy of the quick-freezing box body 2 is reduced, and accordingly food nutrition loss is reduced; meanwhile, the temperature difference between the two can be reduced, and the occurrence of icing phenomenon is further reduced.

The thermal insulation wall 22 may be a foamed layer (not shown), a vacuum layer (not shown), or a foamed layer and a vacuum layer stacked together. The foaming layer and the vacuum layer can be one layer, two layers or multiple layers, wherein the foaming layer and the vacuum layer can play a role in heat preservation, the loss or leakage of cold energy is reduced, and the occurrence of an icing phenomenon is reduced. Wherein, the foaming layer can be made of polyvinyl chloride, ethylene propylene diene monomer, ethylene-vinyl acetate copolymer and other materials.

In an embodiment, referring to fig. 1, the quick-frozen carrier 21 includes a fixing frame 211 and a drawer 212, the fixing frame 211 is fixedly disposed in the freezing compartment 11, and the drawer 212 is slidably disposed on the fixing frame 211, so that quick-frozen food and the like can be conveniently put in or taken out by pulling and pulling the drawer 212. A sliding structure (not shown) may be disposed between the drawer 212 and the fixed frame 211, the sliding structure being capable of facilitating the drawer 212 to be drawn with respect to the fixed frame 211, and the sliding structure may be any structure, which is not limited herein. For example, the sliding structure may be a sliding rail (not shown) and a sliding block (not shown). For example, a slide rail is disposed in the fixing frame 211, a slide block is disposed outside the drawer 212, and the slide block slides relative to the slide rail, so that the drawer 212 is slidably disposed on the fixing frame 211.

Further, the drawer 212 includes a bearing frame 2121, and the bearing frame 2121 is slidably disposed with respect to the fixed frame 211, such that the bearing frame 2121 can be drawn with respect to the fixed frame 211, as shown in fig. 1. The drawer 212 further includes a cover plate 2122, and the cover plate 2122 covers the opening of the fixing frame 211, so that a sealed cavity (not shown) is formed between the cover plate 2122 and the fixing frame 211 to reduce the leakage or loss of cold energy in the drawer 212 and reduce the temperature difference between the freezing chamber 11 and the quick-freezing cabinet 2.

In addition, the heat preservation wall 22 comprises a heat preservation side plate 221 and a heat preservation panel 222, the heat preservation side plate 221 is enclosed on the fixing frame 211, and the heat preservation panel 222 is arranged on the cover plate 2122 of the drawer 212, so that the heat preservation side plate 221 and the heat preservation panel 222 can preserve heat of the whole quick-freezing carrier 21, and leakage of cold energy is reduced. The heat-insulating side plate 221 and the heat-insulating panel 222 are hermetically connected to further reduce the loss of cold energy and reduce the temperature difference between the freezing chamber 11 and the quick-freezing box 2. The heat-insulating side plate 221 and the heat-insulating panel 222 may be made of the same material or different materials, and are not limited herein.

In an embodiment, referring to fig. 1, a food carrying portion (not shown) of the quick-freezing carrier 21 is at least one of an aluminum material, a copper material and a stainless steel material, and any one of the aluminum material, the copper material and the stainless steel material can improve the heat conduction efficiency of the food carrying portion, so that the food on the food carrying portion can be rapidly cooled. Of course, the food bearing part may be made of other materials with high thermal conductivity, and is not limited herein. Preferably, the food carrying section is made of an aluminium material.

In one embodiment, referring to fig. 1, the quick-freezing evaporators 32 are distributed between the quick-freezing carrier 21 and the heat-insulating wall 22 in a winding manner, i.e. the quick-freezing evaporators 32 are arranged in a winding manner, so that the area of the quick-freezing evaporators 32 is increased, and the uniformity of freezing in the quick-freezing box body 2 is also improved. Specifically, the quick-freeze evaporator 32 is a straight-cold tube, wherein the straight-cold tube is laid flat and meandered between the heat-insulating wall 22 and the quick-freeze carriers 21. The refrigeration evaporator 31 is a fin evaporator.

In an embodiment, referring to fig. 1, the refrigerator main body 1 includes a door (not shown), the door is connected to the drawer 212, that is, the door can be connected to the cover 2122 of the drawer 212, that is, when the door is opened, the drawer 212 moves along with the door and is drawn out of the refrigerator main body 1, so that the operation is convenient and labor-saving, and the use feeling is improved. The box door and the drawer 212 can be detachably connected, and when the box door and the drawer 212 need to be integrally linked, the box door and the drawer can be connected; when the door and the drawer 212 do not need to be linked integrally, the connection between the two parts can be released.

Specifically, the door and the drawer 212 are integrally formed, so that they are linked with each other. When the door is coupled to the cover 2122 of the drawer 212, the above-mentioned insulation panel 222 may be provided between the cover 2122 and the door to improve the insulation performance of the quick-freezing compartment 2.

In an embodiment, referring to fig. 1 and fig. 2, the heat exchange system 3 includes a throttling element 33, a compressor 34 and a condenser 35, one end of the throttling element 33 is connected to the freezing evaporator 31 and the quick-freezing evaporator 32, one end of the compressor 34 is connected to the throttling element 33, and the other end is connected to the condenser 35. The heat exchange system 3 in the refrigerator 10 performs heat exchange by using the circulation of the refrigerant, and transfers the heat in the refrigerator 10 to the air outside the refrigerator 10, thereby achieving the purpose of cooling the inside of the refrigerator 10. The compressor 34 extracts the low-temperature and low-pressure refrigerant vapor in the freezing evaporator 31 and the quick-freezing evaporator 32, and then changes the low-temperature and low-pressure refrigerant vapor into high-temperature and high-pressure refrigerant vapor through compression. The condenser 35 takes away heat of the high-temperature and high-pressure refrigerant vapor discharged from the compressor 34, and cools the high-temperature and high-pressure refrigerant vapor to condense the refrigerant vapor into a normal-temperature and high-pressure refrigerant liquid. The throttling element 33 converts the refrigerant liquid with high pressure and normal temperature into the refrigerant liquid with low temperature and low pressure, and sends the refrigerant liquid into the refrigeration evaporator 31 for heat absorption and evaporation. Wherein the throttling element 33 may be a capillary tube or the like. The freezing evaporator 31 and the quick-freezing evaporator 32 evaporate the low-temperature low-pressure refrigerant liquid after the throttling element 33 to form low-temperature low-pressure refrigerant steam, and the low-temperature low-pressure refrigerant steam absorbs the heat of the cooled substance to lower the temperature of the substance, thereby achieving the purpose of freezing and refrigerating food. Then, the low-temperature and low-pressure refrigerant vapor is sucked by the compressor 34, etc. to achieve the purpose of circulating refrigeration, it should be noted that the heat exchange system 3 of the refrigerator 10 is well known to those skilled in the art, and will not be described herein again.

The freezing evaporator 31 and the quick-freezing evaporator 32 are arranged independently from each other, and the quick-freezing evaporator 32 is arranged in the quick-freezing box body 2, so that quick refrigeration is realized. In addition, the freezing evaporator 31 and the quick-freezing evaporator 32 share the throttling element 33, the compressor 34, the condenser 35 and the like, so that parts are saved, other additional devices are not needed, and further the cost is saved.

Specifically, referring to fig. 1 and 2, the heat exchange system 3 further includes a cooling fan 36, and the refrigerator main body 1 further includes a freezing chamber (not shown), and the freezing chamber 11 are separated by a cooling partition (not shown). The throttling element 33, the compressor 34 and the freezing evaporator 31 are all located in the freezing cavity, meanwhile, the refrigerating fan 36 is also located in the freezing cavity and is arranged on the refrigerating partition plate, and the refrigerating fan 36 blows the cold energy generated by the freezing evaporator 31 to the freezing chamber 11 to realize refrigeration.

Compared with the prior art, the refrigerator main body 1 is provided with the freezing chamber 11, and the quick-freezing box body 2 is arranged in the freezing chamber 11; the quick-freezing evaporator 32 is positioned in the freezing chamber 11 and acts on the quick-freezing box body 2. Through quick-freeze evaporimeter 32 and quick-freeze box 2 mutually supporting for food in quick-freeze box 2 can be fast through the crystal of ice area temperature, and the moisture particle in the quick-freeze food reduces to the minimum to the destruction of food.

The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims

1. A refrigerator, characterized in that the refrigerator comprises:

a refrigerator main body formed with a freezing chamber;

the quick-freezing box body is arranged in the freezing chamber;

the heat exchange system comprises a freezing evaporator and a quick-freezing evaporator, and the freezing evaporator is positioned in the refrigerator main body and acts on the freezing chamber; the quick-freezing evaporator is positioned in the freezing chamber and acts on the quick-freezing box body.

2. The refrigerator as claimed in claim 1, wherein the quick-freezing box body comprises a quick-freezing carrier and a heat-insulating wall surrounding the quick-freezing carrier, wherein the quick-freezing carrier is used for carrying food; the quick-freezing evaporator is arranged between the quick-freezing carrier and the heat-insulating wall.

3. The refrigerator as claimed in claim 2, wherein the quick-frozen carriers include a fixing frame fixedly provided to the freezing compartment, and a drawer slidably provided to the fixing frame.

4. The refrigerator according to claim 3, wherein the drawer includes a carrying frame sliding with respect to the fixing frame and a cover plate covering the opening of the fixing frame; the heat preservation wall comprises heat preservation side plates and a heat preservation panel, and the heat preservation panel is arranged on the cover plate of the drawer.

5. The refrigerator as claimed in claim 2, wherein the food-bearing part of the quick-frozen carriers is at least one of an aluminum material, a copper material and a stainless steel material.

6. The refrigerator of claim 2, wherein the thermal insulation wall is at least one of a foam layer and a vacuum layer.

7. The refrigerator of claim 2, wherein the flash evaporator is serpentine between the flash carrier and the insulated wall.

8. The refrigerator according to claim 3, wherein the refrigerator body includes a door, the door being connected to the drawer.

9. The refrigerator of claim 8, wherein the door and the drawer are integrally formed.

10. The refrigerator according to any one of claims 1 to 9, wherein the heat exchange system comprises a throttling element, a compressor and a condenser, wherein one end of the throttling element is connected with the freezing evaporator and the quick freezing evaporator, one end of the compressor is respectively connected with the throttling element, and the other end of the compressor is connected with the condenser.