CN113720085A

CN113720085A - Refrigerator with a door

Info

Publication number: CN113720085A
Application number: CN202111038800.9A
Authority: CN
Inventors: 张相瑞; 李琦; 李宗照; 王咸鑫; 吴昊
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2021-11-30

Abstract

The invention discloses a refrigerator, comprising: the refrigerator comprises a shell, a cooling air channel and a refrigerator, wherein the shell is provided with an air return inlet and an air outlet which are communicated with the environment; and the air supply pipe is arranged in the shell, at least part of the air supply pipe is positioned in the cooling air duct, one end of the air supply pipe is connected with the air return inlet, and the other end of the air supply pipe is connected with the air outlet. The refrigerator effectively solves the problems that the refrigerator with the air conditioning function in the prior art is complex in structure and influences normal use of the refrigerator.

Description

Refrigerator with a door

Technical Field

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

Background

With the improvement of living standard of people, the requirements of people on living quality are continuously improved. The household air conditioner also enters the family of common people. Most home air conditioners are installed in living rooms and bedrooms, while no air conditioner is in the kitchen. In hot summer, the kitchen temperature is very high, which brings great trouble to people cooking in the kitchen.

At present, an air conditioner and refrigerator all-in-one machine is provided, the air conditioner and refrigerator all-in-one machine shares a set of refrigerating system, air blowing of an air conditioner can be achieved, the air conditioner and refrigerator all-in-one machine can be used for refrigerating food, the structure of the refrigerator and air conditioner all-in-one machine is complex, cost is high, and the refrigerator and air conditioner all-in-one machine is not suitable for being used in a kitchen of a common family.

At present, a refrigerator integrated with a cold air conditioner is provided, wherein a refrigeration system of the refrigerator is used for cooling air passing through an evaporator in a refrigerator body and then discharging cold air to realize an air conditioning function, and although the air conditioning function is realized on the refrigerator, the technical defect that the use function and the air conditioning function of the refrigerator cannot be simultaneously considered is still existed. Meanwhile, when the air conditioning function is used, since the external air flows through the evaporator chamber inside the refrigerator, the temperature inside the evaporator may be excessively increased, which may affect the storage quality of food inside the refrigerator.

In summary, the refrigerator with an air conditioning function in the prior art has the problems of complex structure and influence on the normal use of the refrigerator.

Disclosure of Invention

The embodiment of the invention provides a refrigerator, which aims to solve the problems that the refrigerator with an air conditioning function in the prior art is complex in structure and influences the normal use of the refrigerator.

To achieve the above object, the present invention provides a refrigerator including: the refrigerator comprises a shell, a cooling air channel and a refrigerator, wherein the shell is provided with an air return inlet and an air outlet which are communicated with the environment; and the air supply pipe is arranged in the shell, at least part of the air supply pipe is positioned in the cooling air duct, one end of the air supply pipe is connected with the air return inlet, and the other end of the air supply pipe is connected with the air outlet.

Further, the housing includes a refrigerator door provided with an air return opening and an air outlet.

Furthermore, the air outlet is arranged close to the top of the refrigerator door, and the air return inlet is arranged at the bottom of the refrigerator door.

Furthermore, a fan box is arranged on the shell, the fan box is communicated with the air outlet and the air supply pipe at the same time, and a fan used for guiding air flow is arranged in the fan box.

Further, the refrigerator comprises an air duct structure, the air duct structure forms a cooling air duct, and the air duct structure is connected to the shell.

Furthermore, the blast pipe is arranged on the air duct structure in a penetrating way.

Further, a heat insulation plate is arranged between the air duct structure and the shell.

Furthermore, the air duct structure is provided with a first refrigeration air port and a second refrigeration air port, the cooling air duct is communicated with the refrigeration environment through the first refrigeration air port and the second refrigeration air port, and the cooling air duct and the refrigeration environment form a circulating air duct.

Furthermore, the shell comprises a refrigerator door, an air duct structure is arranged inside the refrigerator door, the refrigerator door is provided with a door body inner container which is directly contacted with a refrigeration environment, the air supply pipe is arranged on the air duct structure in a penetrating mode, the part, located in the cooling air duct, of the air supply pipe corresponds to the door body inner container and can carry out heat exchange.

Furthermore, an electric heater is attached to the outer wall of the air supply pipe.

Furthermore, a drawable water receiving tray is arranged at the bottom of the shell and is arranged below the air supply pipe.

Further, the refrigerator is an air-cooled refrigerator, and the refrigerating environment of the refrigerator is a freezing chamber.

Furthermore, an air deflector is arranged at the air outlet, and/or an air damper component is arranged at the air return inlet.

The refrigerator utilizes the low-temperature cold source of the refrigeration environment of the refrigerator to cool the air flow in the air supply pipe, so that the air flow entering from the air return inlet is blown back to the environment from the air outlet after being cooled, and the aim of adjusting the environment temperature is fulfilled. Compared with the prior art that the air conditioner and the refrigerator are simply combined, the refrigerator provided by the invention still mainly has the function of the refrigerator, the function of blowing out low-temperature air is realized by utilizing the low-temperature cold source of the refrigerator, and the normal use of the refrigerator is still ensured even when the air conditioner function is used. Meanwhile, only the structure of the blast pipe and the cooling air duct is added, and compared with the complex structure in the prior art, the structure is simpler and more clear, and the cost is lower. The refrigerator is placed in a kitchen, the air conditioning function of the refrigerator is turned on in hot summer, cold and hot exchange can be carried out on air through the refrigerator, cool air is blown out, the temperature in the kitchen is reduced, the problem of discomfort caused by high temperature during cooking in the kitchen is solved, and the life quality is improved.

Drawings

Fig. 1 is a schematic view of an inner structure of a refrigerator door of a refrigerator according to an embodiment of the present invention;

fig. 2 is an external structural view of a refrigerator according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of a partial structure of a refrigerator according to an embodiment of the present invention;

fig. 4 is a schematic view of an outer structure of a refrigerator door of a refrigerator according to an embodiment of the present invention;

fig. 5 is a schematic view of an internal structure of a refrigerator according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a partial structure of a refrigerator according to an embodiment of the present invention;

fig. 7 is a schematic view of airflow in a partial structure of a refrigerator according to an embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the figures and the examples, but without limiting the invention.

Referring to fig. 1 to 7, according to an embodiment of the present invention, a refrigerator is provided, which includes a casing and a blower pipe 20, wherein an air return opening 11 and an air outlet 12 which are communicated with an environment are provided on the casing, a cooling air duct 13 is formed in the casing, and the cooling air duct 13 is communicated with a refrigeration environment of the refrigerator. The blast pipe 20 is arranged in the shell, at least part of the blast pipe 20 is positioned in the cooling air duct 13, one end of the blast pipe 20 is connected with the return air inlet 11, and the other end of the blast pipe 20 is connected with the air outlet 12.

The refrigerator of the invention utilizes the low-temperature cold source of the refrigeration environment of the refrigerator to cool the air flow in the blast pipe 20, so that the air flow entering from the air return opening 11 is blown back to the environment through the air outlet 12 after being cooled, thereby achieving the purpose of adjusting the environment temperature. Compared with the prior art that the air conditioner and the refrigerator are simply combined, the refrigerator provided by the invention still mainly has the function of the refrigerator, the function of blowing out low-temperature air is realized by utilizing the low-temperature cold source of the refrigerator, and the normal use of the refrigerator is still ensured even when the air conditioner function is used. Meanwhile, only the structure of the blast pipe 20 and the cooling air duct 13 is added, compared with the complex structure in the prior art, the structure is simpler and more clear, and the cost is lower. The refrigerator is placed in a kitchen, the air conditioning function of the refrigerator is turned on in hot summer, cold and hot exchange can be carried out on air through the refrigerator, cool air is blown out, the temperature in the kitchen is reduced, the problem of discomfort caused by high temperature during cooking in the kitchen is solved, and the life quality is improved.

The air return opening and the air outlet opening can be selectively arranged on any part of the shell of the refrigerator, such as the side surface of the main body or the top surface of the main body. The cooling air duct 13 may also be formed inside the refrigerator casing, or the cooling air duct 13 formed by other structural components of the refrigerator, and the inside of the cooling air duct 13 is mainly communicated with the refrigeration environment of the refrigerator to provide low-temperature air flow for cooling the air in the air supply duct.

In order to facilitate the operation and reduce the manufacturing cost, in the embodiment, the housing includes a refrigerator door 10, and the refrigerator door 10 is provided with a return air opening 11 and an air outlet 12. That is, the structure of the air supply pipe 20, the cooling air duct 13, etc. is designed to match with the refrigerator door 10, and in this embodiment, the matching structure for realizing the air conditioning function is disposed on the refrigerator door 10. Referring to fig. 2 and 3, various structures are integrated into the refrigerator door 10, which is inexpensive to manufacture and easy to maintain.

The air outlet 12 is disposed near the top of the refrigerator door 10, and the air return opening 11 is disposed at the bottom of the refrigerator door 10. With reference to fig. 2, 3 and 5, the air outlet 12 is located on the whole upper portion of the refrigerator door 10, that is, near the top of the refrigerator door 10, so that the cool air sinks gradually after being blown out, the temperature of the kitchen is rapidly reduced, and the cooling efficiency is improved by using the sinking principle of the cool air.

Further preferably, referring to fig. 2 and 3, the air outlet 12 of the present embodiment is provided with an air deflector 61, and the air return opening 11 is provided with an air damper member 62. The air door part 62 is used for opening the air return opening 11, and the air deflector 61 can guide the outlet air flow.

Preferably, a fan box 40 is provided on the housing, the fan box 40 communicates with both the outlet 12 and the blower duct 20, and a fan 41 for guiding an air flow is provided in the fan box 40.

Referring to fig. 3 to 7, the refrigerator of the present embodiment includes an air duct structure 50, the air duct structure 50 forms the cooling air duct 13, and the air duct structure 50 is connected to the housing. The air duct structure 50 is an injection molded part put into a housing or a refrigerator door, the air duct structure 50 itself forms the cooling air duct 13, and the top and the bottom of the air duct structure 50 are respectively provided with openings which are matched with the air supply pipe 20 and are arranged on the air duct structure 50 in a penetrating way.

As can be seen from fig. 6 and 7, the air supply duct 20 is inserted through the air duct structure 50. Part of the blast pipe 20 is located in the cooling air duct 13 for heat exchange, and the other part is used for connecting the fan box and the return air inlet of the casing. The air duct structure 50 is provided with a first refrigeration air port 51 and a second refrigeration air port 52, the cooling air duct 13 is communicated with the refrigeration environment through the first refrigeration air port 51 and the second refrigeration air port 52, and the cooling air duct 13 and the refrigeration environment form a circulating air duct. When the refrigerator starts the air conditioning function, the first cooling air port 51 and the second cooling air port 52 are opened, and cold air flows into the cooling air duct 13 from the cooling environment, and exchanges heat with air in the air supply duct through the wall (preferably made of aluminum alloy) of the air supply duct. Openable and closable air doors are arranged at the first refrigerating air port 51 and the second refrigerating air port 52 and used for opening or closing the cooling air duct 13, so that intelligent control is realized and cold loss of cold air in a refrigerating environment is prevented.

In order to prevent the loss of cold, a heat insulating plate 51 is therefore provided between the tunnel structure 50 and the casing. Considering that the air supply duct 20 is likely to be frosted when heat is exchanged for a long time, the electric heater 21 is attached to the outer wall of the air supply duct 20, and the electric heater 21 is used to defrost the air supply duct 20.

Considering application environment and refrigeration needs, the refrigerator of this embodiment is the forced air cooling refrigerator, and the refrigeration environment of refrigerator is the freezer, mainly utilizes the cold air of freezer to carry out the heat transfer, and the temperature of freezer is lower for the temperature of walk-in, and the heat transfer effect is better, and the cold air after the heat transfer can not destroy the freezer and normally use moreover. In the use process of the air conditioning function, the normal operation of the refrigerator is not influenced when the air conditioning function is operated because the cooking time of a user in a kitchen is relatively short. In addition, the air outlet of the refrigerator door faces the direction of the stove, so that the best user experience effect can be realized in the aspect of air conditioning functions.

In this embodiment, the air duct structure 50 is disposed inside the refrigerator door 10, the refrigerator door 10 has a door inner 14 (generally made of plastic and rubber and having thermal conductivity) directly contacting with the refrigeration environment (freezing chamber), the air supply pipe 20 is disposed on the air duct structure 50 in a penetrating manner, the air supply pipe 20 is partially disposed in the cooling air duct 13, and the air supply pipe 20 is partially disposed corresponding to the door inner 14 and can perform heat exchange (for example, a part of the sidewall of the air supply pipe 20 is directly attached to the door inner 14 or has a certain distance). When the refrigerator starts the air conditioning function, the first refrigerating air port 51 is opened, cold air flows into the cooling air duct 13 from the refrigerating environment, and exchanges heat and cold with air in the air supply duct through the wall (preferably made of aluminum alloy) of the air supply duct, and meanwhile, the air in the air supply duct exchanges heat and cold with low-temperature gas in the freezing chamber through the door body inner container 14.

Referring to fig. 3, the refrigerator door 10 is mainly formed by enclosing a front panel, a top plate, a bottom plate and a door body liner 14, an air outlet 12 is arranged on the front panel, the door body liner 14 directly corresponds to a freezing chamber, wherein two air vents are arranged on the door body liner 14 and correspond to a first refrigerating air port 51 and a second refrigerating air port 52, namely, the freezing chamber enters a cooling air duct 13 through the door body liner 14, the door body liner 14 not only provides heat exchange conditions for an air supply pipe 20, but also is a partial structure of the refrigerator door 10 and is one of structures matched with the cooling air duct 13, so that the refrigerator door has the effect of one object with multiple purposes, not only simplifies the structure, but also skillfully considers the design and reduces the production cost. Moreover, the refrigerator door 10 also has a multi-purpose function, i.e., provides installation space for the air supply pipe, the cooling air duct and other structures, can be directly butted to the kitchen environment, conducts drainage heat exchange through air in the kitchen with a toxic air return opening and an air outlet, and can be normally used as a door body of the refrigerator.

The bottom of the shell is provided with a drawable water receiving tray 14, and the water receiving tray 14 is arranged below the blast pipe 20. The water receiving tray 14 is used together with the electric heater 21, and the control system performs defrosting on the blast pipe 20 through the electric heater 21 at regular time according to a set program to ensure the normal operation of the air conditioning function. After the defrosting function is started, the generated defrosting water flows downwards along the pipe wall of the blast pipe to a water receiving tray 14 arranged at the bottom of the refrigerator and is evaporated.

The refrigerator of the embodiment has the following using principle and processes: in the daily use process of the refrigerator, the freezing chamber refrigerates according to the set temperature, so that the temperature in the freezing chamber reaches below-16 ℃, and the use requirement of the refrigerator is met. When a user cooks in a kitchen and needs to open the air conditioning function of the refrigerator, the air conditioning function of the refrigerator is opened by pressing the intelligent control panel key arranged on the refrigerator door. After the refrigerator air conditioner function is opened, the air deflector motor that sets up on refrigerator door upper portion and the air door motor that sets up in the refrigerator door bottom receive opening signal and open aviation baffle 61 and air door part 62, fan 41 time delay starts simultaneously, inhale the air in the kitchen by the return air inlet on the refrigerator door, the air that is inhaled passes through blast pipe upward movement, the pipe wall through the blast pipe carries out the cold and hot exchange with the low temperature gas in the cooling air duct of flowing through in the air motion process, the pipe wall and the internal container of a body (the constant contact freezer that has been low temperature) through the blast pipe carry out cold and hot exchange simultaneously. Under the combined action of the two heat exchanges, the normal-temperature air flowing through the blast pipe is cooled to form low-temperature air, and when the low-temperature air flows to the upper part of the refrigerator door, the low-temperature air is blown out of the kitchen environment through the fan, so that the purpose of regulating and controlling the environment temperature in the kitchen is realized.

The air conditioning function of refrigerator reaches the control cold and heat exchange mode through the switching of control cooling duct, can realize the strong of air conditioning function, weak two shelves of setting:

a. when the strong shelves of start air conditioner function set up, open the air door of first refrigeration wind gap 51 and second refrigeration wind gap 52 department simultaneously, in air conditioning flowed into cooling duct 13 by the refrigeration environment, carried out cold and hot exchange through the pipe wall (preferred aluminum alloy material) of blast pipe and the air in the blast pipe, normal atmospheric temperature air carried out cold and hot exchange through the pipe wall of blast pipe and door body inner bag (it is low temperature to keep in touch with the freezer) simultaneously.

b. When the weak gear setting of the air conditioning function is started, the air doors at the first refrigerating air port 51 and the second refrigerating air port 52 are closed, and the normal temperature air flowing through the blast pipe only exchanges heat and cold through the pipe wall of the blast pipe and the inner container of the door body (which is continuously contacted with the freezing chamber and is already at low temperature).

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

Of course, the above is a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and refinements can be made without departing from the basic principle of the invention, and these modifications and refinements are also considered to be within the protective scope of the invention.

Claims

1. A refrigerator, characterized by comprising:

the refrigerator comprises a shell, wherein an air return port (11) and an air outlet (12) which are communicated with the environment are arranged on the shell, a cooling air duct (13) is formed in the shell, and the cooling air duct (13) is communicated with the refrigerating environment of the refrigerator;

and the air supply pipe (20) is arranged in the shell, at least part of the air supply pipe (20) is positioned in the cooling air duct (13), one end of the air supply pipe (20) is connected with the air return opening (11), and the other end of the air supply pipe is connected with the air outlet (12).

2. The refrigerator according to claim 1, characterized in that the housing comprises a refrigerator door (10), the refrigerator door (10) being provided with the return air opening (11) and the outlet air opening (12).

3. The refrigerator according to claim 2, wherein the air outlet (12) is provided near the top of the refrigerator door (10), and the air return opening (11) is provided at the bottom of the refrigerator door (10).

4. The refrigerator according to claim 1, wherein a fan case (40) is provided on the case, the fan case (40) communicates with both the air outlet (12) and the air supply duct (20), and a fan (41) for guiding an air flow is provided in the fan case (40).

5. The refrigerator according to claim 1, characterized in that the refrigerator comprises an air duct structure (50), the air duct structure (50) forming the cooling air duct (13), the air duct structure (50) being connected to the housing.

6. The refrigerator according to claim 5, wherein the air supply duct (20) is installed through the air duct structure (50).

7. The refrigerator according to claim 5, wherein a heat insulating plate (51) is provided between the air duct structure (50) and the case.

8. The refrigerator according to claim 5, characterized in that the air duct structure (50) is provided with a first cooling air opening (51) and a second cooling air opening (52), the cooling air duct (13) is communicated with the refrigeration environment through the first cooling air opening (51) and the second cooling air opening (52), and the cooling air duct (13) and the refrigeration environment form a circulating air duct.

9. The refrigerator according to claim 8, wherein the housing includes the refrigerator door (10), the air duct structure (50) is disposed inside the refrigerator door (10), the refrigerator door (10) has a door inner container (14) directly contacting with the refrigeration environment, the air supply pipe (20) is disposed through the air duct structure (50), a part of the air supply pipe (20) is disposed in the cooling air duct (13), and a part of the air supply pipe (20) is disposed corresponding to the door inner container (14) and can perform heat exchange.

10. The refrigerator according to claim 1, wherein the outer wall of the blast pipe (20) is coated with an electric heater (21).

11. The refrigerator according to claim 1, wherein a drawable drip pan (15) is provided at the bottom of the case, and the drip pan (15) is provided below the blast pipe (20).

12. The refrigerator of claim 1, wherein the refrigerator is an air-cooled refrigerator and the refrigeration environment of the refrigerator is a freezer compartment.

13. The refrigerator according to claim 1, characterized in that a wind deflector (61) is provided at the wind outlet (12) and/or the return wind opening (11) is provided with a wind door member (62).