CN111121365A

CN111121365A - Refrigerator with a door

Info

Publication number: CN111121365A
Application number: CN202010048209.0A
Authority: CN
Inventors: 王铭坤; 孟庆鹏; 韩鹏; 文翔; 傅彦达; 李江伟; 易永盛; 张亮; 冯云凌; 刘洋
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-05-08

Abstract

The application provides a refrigerator, this refrigerator includes compartment and air supplement mechanism, and the compartment is used for the storing, is provided with air outlet and return air inlet in the compartment, and the air outlet is used for to the indoor air conditioning that supplies with of compartment, and the return air inlet is used for retrieving air conditioning from the compartment. The air supplementing mechanism is rotatably arranged in the compartment, a first air supplementing opening is formed in the air supplementing mechanism, and the air supplementing mechanism is used for turning the first air supplementing opening to an area with insufficient cold air supply in the compartment. By applying the technical scheme of the invention, when the refrigerator runs, if the problem of uneven temperature caused by insufficient cold air supply exists in a certain area in the compartment, the first air supply port can be turned to the area with insufficient cold air supply in the compartment to supply air by rotating the air supply mechanism, and cold quantity is supplied to the area with higher temperature in the compartment to realize cooling, so that the uniformity of space temperature is improved, the food put into the compartment can be uniformly cooled integrally, and the food preservation effect is improved.

Description

Refrigerator with a door

Technical Field

The invention relates to the technical field of refrigeration equipment, in particular to a refrigerator.

Background

At present, air-cooled refrigerators in the market all adopt a forced air convection mode to cool, and cool air is blown by a fan to circulate in the refrigerators to cool compartments. The reasonable distribution of the air outlet and the air outlet mode have great influence on the uniformity of the temperature in the storage chamber. The air outlets of the compartment have two main flow distribution modes, one mode is that a plurality of rectangular air outlets are arranged on the rear wall of the inner container, and the other mode is that a plurality of air outlets are densely distributed on the upper wall surface of the inner container.

The first mode, cold wind blows off from the wind gap and blows perpendicularly to turning back and forming the circulation in the room after door courage wall, realizes the cooling, and this mode leads to cold wind to blow off from the wind gap and touch door courage inner wall stage wind speed great, and it is littleer to spread the wind speed all around more from door courage inner wall for cold wind distributes unevenly about the apotheca, influences indoor temperature homogeneity, especially when placing food in the room, it can make indoor temperature homogeneity worse to blockking of air current.

In the second mode, cold air is blown out from the air port and flows vertically downwards, and the cold air turns back to form circulation after contacting the lower wall surface to realize cooling of the storage chamber. Also, the temperature uniformity of the chamber becomes worse when the food is placed.

Disclosure of Invention

The embodiment of the invention provides a refrigerator, which aims to solve the technical problem that the refrigerator in the prior art is poor in refrigeration uniformity.

An embodiment of the present application provides a refrigerator, including: the compartment is used for storing articles, an air outlet and an air return inlet are arranged in the compartment, the air outlet is used for supplying cold air into the compartment, and the air return inlet is used for recovering the cold air from the compartment; the air supplementing mechanism is rotatably arranged in the compartment and is provided with a first air supplementing opening, and the air supplementing mechanism is used for turning the first air supplementing opening to an area with insufficient cold air supply in the compartment.

In one embodiment, the refrigerator further includes a plurality of temperature sensors disposed at a plurality of locations within the compartment for respectively detecting temperatures at the plurality of locations within the compartment; the controller is electrically connected with the temperature sensors, receives temperature values detected by the temperature sensors and controls the air supplementing mechanism to rotate the first air supplementing opening to the position where the temperature sensor with the highest detected temperature value is located.

In one embodiment, the number of temperature sensors is at least 3, and 3 temperature sensors are respectively arranged on two sides of the compartment and in the middle of the compartment.

In one embodiment, the air supplement mechanism comprises: the air supplementing piece is rotatably arranged in the compartment; the rotary driving piece is in driving connection with the air supplementing piece and used for driving the air supplementing piece to rotate.

In one embodiment, the air supplement piece comprises: the air pipe is used for connecting with the air channel; the air outlet body is connected with the air pipe and is provided with a first air supplementing opening.

In one embodiment, the air outlet body is further provided with a second air supply opening, and the second air supply opening and the first air supply opening are arranged at intervals.

In one embodiment, the first air supply opening comprises a plurality of first air openings which are arranged at intervals in sequence along the horizontal direction, and the air outlet areas of the plurality of first air openings are increased in sequence from left to right.

In one embodiment, the second air supply opening comprises a plurality of second air openings which are sequentially arranged along the vertical direction at intervals, and the air outlet area of the plurality of second air openings is sequentially increased from bottom to top.

In one embodiment, a plurality of air outlet surfaces are formed on the air outlet body, and the first air supply opening and the second air supply opening are respectively distributed on the two air outlet surfaces.

In one embodiment, the rotary drive comprises: a motor; the driving wheel is arranged at the output end of the motor; and the driven wheel is arranged on the air supplementing piece and is matched with the driving wheel.

In one embodiment, the air supplement mechanism is mounted on the top surface within the compartment.

In one embodiment, the air supplement mechanism comprises a directional air supplement state for rotating to the set direction to output air and a uniform air supplement state for continuously rotating to output air.

In the above embodiment, when the refrigerator operates, if the problem of uneven temperature caused by insufficient cold air supply exists in a certain area in the compartment, the first air supply opening can be turned to the area with insufficient cold air supply in the compartment to supply air by rotating the air supply mechanism, and cold energy is supplied to the area with higher temperature in the compartment to realize cooling, so that the uniformity of the space temperature is improved, food put into the compartment can be cooled uniformly as a whole, and the preservation effect of the food is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an overall structural schematic view of an embodiment of a refrigerator according to the present invention;

FIG. 2 is a schematic view of the refrigerator of FIG. 1 being air-supplemented with a first air supplement opening;

FIG. 3 is a schematic view of the refrigerator of FIG. 1 being air-supplemented with a second air supplement opening;

fig. 4 is a schematic view of the entire structure of the air supplement mechanism of the refrigerator of fig. 1;

FIG. 5 is a schematic top view of the wind supplement member of the wind supplement mechanism of FIG. 4;

FIG. 6 is a front view of the air supplement component of FIG. 5;

fig. 7 is a left side view structural schematic diagram of the air supplement piece of fig. 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

In order to solve the technical problem of poor refrigeration uniformity of the refrigerator in the prior art, as shown in fig. 1 and 4, the invention provides a refrigerator, which comprises a compartment 10 and an air supplement mechanism 20, wherein the compartment 10 is used for storing articles, an air outlet 11 and an air return opening 12 are arranged in the compartment 10, the air outlet 11 is used for supplying cold air into the compartment 10, and the air return opening 12 is used for recovering the cold air from the compartment 10. The air supply mechanism 20 is rotatably installed in the compartment 10, a first air supply opening a is formed in the air supply mechanism 20, and the air supply mechanism 20 is used for turning the first air supply opening a to an area with insufficient cold air supply in the compartment 10 for air supply.

By applying the technical scheme of the invention, when the refrigerator runs, if the problem of uneven temperature caused by insufficient cold air supply exists in a certain area in the compartment 10, the first air supplement port a can be turned to the area with insufficient cold air supply in the compartment 10 for air supplement by rotating the air supplement mechanism 20, and cold energy supplement is carried out on the area with higher temperature in the compartment 10 to realize cooling, so that the uniformity of the space temperature is improved, the food put into the compartment can be uniformly cooled integrally, and the preservation effect of the food is improved.

Preferably, as shown in fig. 1 and 2, in the solution of the present embodiment, the refrigerator further includes a plurality of temperature sensors 30, and the plurality of temperature sensors 30 are disposed at a plurality of positions in the compartment 10 and are used for respectively detecting temperatures at the plurality of positions in the compartment 10. The controller is electrically connected with the plurality of temperature sensors 30, receives temperature values detected by the plurality of temperature sensors 30, and controls the air supply mechanism 20 to rotate the first air supply opening a to the position of the temperature sensor 30 with the highest detected temperature value. In this way, it is possible to detect accurate temperatures at a plurality of positions in the compartment 10, which would result in a temperature increase if the supply of cold air at a certain position is insufficient, by a plurality of temperature sensors 30 provided at a plurality of positions in the compartment 10. The controller just can control air supplement mechanism 20 according to the temperature sensor 30 feedback of this position department and rotate first air supplement mouth a to the temperature sensor 30 position that the temperature value is the highest, carries out the pertinence and mends the wind, realizes carrying out the fixed point cooling to the great region of local difference in temperature, improves the interior temperature uniformity of compartment 10.

Optionally, in the technical solution of this embodiment, the number of the temperature sensors 30 is 3, and the 3 temperature sensors 30 are respectively disposed on two sides of the compartment 10 and in the middle of the compartment 10. As other alternative embodiments, there may be more temperature sensors 30.

As shown in fig. 4, 5 and 6, in the solution of the present embodiment, the air supplement mechanism 20 includes an air supplement member 21 and a rotary driving member 22, the air supplement member 21 is rotatably installed in the compartment 10, and the rotary driving member 22 is in driving connection with the air supplement member 21 for driving the air supplement member 21 to rotate. When in use, the wind supplementing piece 21 is driven to rotate by the rotating driving piece 22, so that directional wind supplementing is realized. As an alternative embodiment, the rotary driving member 22 includes a motor 221, a driving wheel 222 and a driven wheel 223, the driving wheel 222 is installed at the output end of the motor 221, and the driven wheel 223 is installed on the air supplement member 21 and is matched with the driving wheel 222. When the wind supplementing device is used, the output end of the motor 221 drives the driving wheel 222 to rotate, and the driving wheel 222 drives the driven wheel 223 and the wind supplementing piece 21 to rotate together. As other alternative embodiments, a rotary electric cylinder structure may be adopted instead of the above-described embodiments.

Optionally, as shown in fig. 6 and 7, in the technical solution of this embodiment, the air supplementing piece 21 includes an air pipe 211 and an air outlet body 212, the air pipe 211 is used to be connected to the air duct 40, the air outlet body 212 is connected to the air pipe 211, and the air outlet body 212 is provided with a first air supplementing opening a. When in use, the air duct 40 delivers cool air to the air outlet body 212 through the air duct 211, and the cool air is supplied to a designated direction in the compartment 10 through the first air supply opening a on the air outlet body 212. More preferably, the air outlet body 212 is further provided with a second air supply opening b, and the second air supply opening b and the first air supply opening a are arranged at an interval. The second air supply opening b can adopt an air opening with a shape different from that of the first air supply opening a, so that different air supply modes are realized.

As shown in fig. 1, in the solution of the present embodiment, the air supply mechanism 20 is installed on the top surface inside the compartment 10. As other alternative embodiments, the air supplement mechanism 20 may be installed on the bottom or side of the compartment 10.

As shown in fig. 6 and 2, the first air supply opening a includes a plurality of first air openings arranged along the horizontal direction at intervals in sequence, and the air outlet areas of the plurality of first air openings increase in sequence from left to right. It should be noted that the left to right directions only refer to the left and right directions shown in fig. 6, and are not intended to limit the directions of actual products. When the cold air flow distribution device is used, the cold air flow of the first air port with the large area is transmitted close to the cold air flow of the first air port with the small area is transmitted far, so that the cold air flow can be distributed on different areas of the compartment in a strong and weak manner, and the uniformity of the space temperature is improved. The waterfall type air flow field can be formed in the left and right directions, so that the cold air quantity is distributed at different spatial positions of the refrigerator compartment, and the uniform distribution of the spatial temperature is improved.

More preferably, as shown in fig. 7 and 3, the second air supplement opening b includes a plurality of second air openings sequentially arranged along the vertical direction at intervals, and the air outlet area of the plurality of second air openings increases sequentially from bottom to top. It should be noted that the top-bottom direction in fig. 7 is only the top-bottom direction, and is not limited to the direction of the actual product. Similarly, when the air conditioner is used, the cold air flow of the first air port with the large area is transmitted to the near side, and the cold air flow of the first air port with the small area is transmitted to the far side. Therefore, a waterfall type wind flow field can be formed in the vertical direction, so that the cold wind quantity is distributed at different spatial positions of the refrigerator compartment, and the uniform distribution of the spatial temperature is improved. When in use, the air supplementing piece 21 can also rotate to form a 360-degree waterfall type cold air flow so as to improve the uniform distribution of the cold air flow in the space.

Preferably, in the technical solution of the present invention, the air supplement mechanism 20 includes a directional air supplement state of rotating to the set direction for air outlet and a uniform air supplement state of continuously rotating for air outlet. In general, the air supply mechanism 20 can rotate continuously to supply air to the chamber for uniform air supply. When the temperature is uneven, through the two air supply opening structures, in the region where the temperature is reduced from right to left and from inside to outside, the air outlet surface on the air outlet body 212 meets the requirement of cooling from right to left, the amount of cold air from inside to outside is reduced and the surface with the transmission distance which is increased from inside to outside is turned to the region to realize fixed-point cooling, and the air supply mechanism 20 cancels the directional air supply state and recovers the uniform air supply state until the temperature of the region reaches the set minimum temperature.

Optionally, a plurality of air outlet surfaces are formed on the air outlet body 212, and the first air supply opening a and the second air supply opening b are respectively distributed on the two air outlet surfaces. As other optional embodiments, the arrangement mode of the air inlets on different surfaces can be changed, the distribution of the cold air quantity in the compartment can also be changed, and the temperature uniformity is improved. As shown in fig. 4 and 5, in the technical solution of the present embodiment, the air outlet body 212 is hexahedral, and only two surfaces thereof are used. As other optional embodiments, the number of the air outlet surfaces of the air outlet body 212 may be increased to be 3, 4, or even 6. Second, the outlet body 212 can be designed into other structures such as octahedron, cylinder, etc. Finally, the tuyere can be designed into any other shape such as Z-shaped, W-shaped, M-shaped and the like, and the distribution of cold air flow in the compartment can be changed by different shapes of the tuyere. In addition, the number of the air outlets can be increased or reduced according to specific needs, and then the reasonable design of the air outlet structure can further improve the distribution of cold air flow in the space, so that the uniformity of the space temperature is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the embodiment of the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A refrigerator, characterized by comprising:

the refrigerator comprises a compartment (10), wherein the compartment (10) is used for storing articles, an air outlet (11) and an air return opening (12) are arranged in the compartment (10), the air outlet (11) is used for supplying cold air into the compartment (10), and the air return opening (12) is used for recovering the cold air from the compartment (10);

the air supplementing mechanism (20) is rotatably installed in the chamber (10), a first air supplementing opening (a) is formed in the air supplementing mechanism (20), and the air supplementing mechanism (20) is used for turning the first air supplementing opening (a) to supplement air to an area with insufficient cold air supply in the chamber (10).

2. The refrigerator according to claim 1, characterized in that it further comprises a plurality of temperature sensors (30), a plurality of said temperature sensors (30) being provided at a plurality of locations within said compartment (10) for detecting the temperature at a plurality of locations within said compartment (10), respectively;

and the controller is electrically connected with the plurality of temperature sensors (30), receives temperature values detected by the plurality of temperature sensors (30), and controls the air supplementing mechanism (20) to rotate the first air supplementing opening (a) to the position of the temperature sensor (30) with the highest detected temperature value.

3. The refrigerator according to claim 2, characterized in that said temperature sensors (30) are at least 3, 3 of said temperature sensors (30) being arranged on both sides of said compartment (10) and in the middle of said compartment (10), respectively.

4. The refrigerator according to claim 1, wherein the air supply mechanism (20) comprises:

-an air supplement element (21) rotatably mounted in said compartment (10);

and the rotary driving part (22) is in driving connection with the air supplementing part (21) and is used for driving the air supplementing part (21) to rotate.

5. The refrigerator according to claim 4, characterized in that the air supplement member (21) comprises:

the air pipe (211) is used for being connected with the air duct (40);

the air outlet body (212) is connected with the air pipe (211), and the first air supplementing opening (a) is formed in the air outlet body (212).

6. The refrigerator as claimed in claim 5, wherein the outlet body (212) further has a second air supply opening (b), and the second air supply opening (b) and the first air supply opening (a) are spaced apart from each other.

7. The refrigerator of claim 1, wherein the first air supply opening (a) comprises a plurality of first air openings spaced apart from each other in a horizontal direction, and the air outlet areas of the plurality of first air openings increase from left to right.

8. The refrigerator of claim 6, wherein the second air supply opening (b) comprises a plurality of second air supply openings which are arranged at intervals in sequence along a vertical direction, and the air outlet areas of the plurality of second air supply openings are increased in sequence from bottom to top.

9. The refrigerator of claim 6, wherein the outlet body (212) has a plurality of outlet surfaces, and the first air supply opening (a) and the second air supply opening (b) are respectively distributed on the two outlet surfaces.

10. The refrigerator according to claim 4, characterized in that the rotary drive (22) comprises:

a motor (221);

a driving wheel (222) mounted at the output end of the motor (221);

and the driven wheel (223) is arranged on the air supplementing piece (21) and is matched with the driving wheel (222).

11. The refrigerator according to claim 1, wherein the air supply mechanism (20) is installed at a top surface inside the compartment (10).

12. The refrigerator according to claim 1, wherein the air supply mechanism (20) comprises a directional air supply state for supplying air by rotating to a set direction and a uniform air supply state for supplying air by continuously rotating.