CN-121993951-A - Refrigerator and control method thereof

CN121993951ACN 121993951 ACN121993951 ACN 121993951ACN-121993951-A

Abstract

The invention provides a refrigerator and a control method thereof. The refrigerator comprises a refrigerator body, an air conditioning module, an air distribution module and a controller, wherein the refrigerator body is internally provided with a first fresh-keeping chamber and a second fresh-keeping chamber, the air conditioning module is used for forming fresh-keeping gas, the air distribution module comprises a first air distribution channel which is communicated with the air conditioning module and the first fresh-keeping chamber, a second air distribution channel which is communicated with the air conditioning module and the second fresh-keeping chamber, a first fan which drives fresh-keeping gas to flow into the first air distribution channel from the air conditioning module, and a second fan which drives fresh-keeping gas to flow into the second air distribution channel from the air conditioning module, and the controller is electrically connected with the first fan, the second fan and the air conditioning module and controls the operation of the first fan, the second fan and the air conditioning module.

Inventors

MIAO JIANLIN
LV PENG
LIU YONGHAO
ZHANG HAO
ZOU BIN

Assignees

青岛海尔电冰箱有限公司
海尔智家股份有限公司

Dates

Publication Date: 20260508
Application Date: 20241108

Claims (16)

1. A refrigerator, comprising: The box body is internally provided with a first fresh-keeping chamber and a second fresh-keeping chamber; the air conditioning module is used for forming fresh-keeping gas; The air distribution module comprises a first air distribution channel which is communicated with the air distribution module and the first fresh-keeping chamber, a second air distribution channel which is communicated with the air distribution module and the second fresh-keeping chamber, a first fan which drives fresh-keeping gas to flow into the first air distribution channel from the air distribution module, and a second fan which drives fresh-keeping gas to flow into the second air distribution channel from the air distribution module; And the controller is electrically connected with the first fan, the second fan and the air conditioning module and controls the operation of the first fan, the second fan and the air conditioning module.
2. The refrigerator of claim 1, wherein the first air distribution channel and the second air distribution channel are arranged in parallel.
3. The refrigerator of claim 1, wherein the air distribution module further comprises a common channel, the first air distribution channel and the second air distribution channel are both communicated to the air distribution module through the common channel; the exhaust port of the first fan is arranged at the intersection of the public channel and the first air distribution channel or extends into the first air distribution channel; The exhaust port of the second fan is arranged at the intersection of the public channel and the second air distribution channel or extends into the second air distribution channel.
4. The refrigerator of claim 3, wherein the air distribution module comprises an air distribution box fixedly assembled on the outer side of the air distribution module; The public channel, the first air distribution channel and the second air distribution channel are respectively formed in the air distribution box and/or between the air distribution box and the air distribution module.
5. The refrigerator of claim 4, wherein the air conditioning module has a first air outlet and a second air outlet, and the first air outlet and the second air outlet are integrally connected or independently arranged; the air suction port of the first fan faces the first air outlet, and the air suction port of the second fan faces the second air outlet.
6. The refrigerator of claim 4, wherein the air conditioning module and the air distribution module are provided as an integrated module; One of the first fresh keeping chamber and the second fresh keeping chamber is positioned above the integrated module, and the other of the first fresh keeping chamber and the second fresh keeping chamber is positioned at the side of the integrated module; the first air distribution channel and the second air distribution channel are arranged up and down in a layered mode.
7. The refrigerator of claim 6, wherein the first air distribution channel has a first air distribution port formed on the integrated module, and the first air distribution port is connected with the first air supply hole of the first fresh keeping chamber in an up-down plug connection manner; The second air distribution channel is provided with a second air distribution port formed on the integrated module, and the second air distribution port is in butt joint with a second air supply hole of the second fresh-keeping chamber.
8. The refrigerator of claim 7, wherein the air distribution module further comprises a first air return channel communicating the air regulation module with the first fresh food compartment, and a second air return channel communicating the air regulation module with the second fresh food compartment; the first air return channel and the first air distribution channel are arranged in the same layer, and the second air return channel and the second air distribution channel are arranged in the same layer.
9. The refrigerator of claim 8, wherein the air conditioning module comprises a process box and an air conditioning unit positioned in the process box, the process box is provided with the air outlet and the air inlet, and the air conditioning unit is used for forming fresh-keeping gas; The first air return passage and the second air return passage communicate with the inside of the process cartridge via the air inlet.
10. The refrigerator of claim 1, wherein the first fan and the second fan are respectively provided with adjustable rotation speeds; The refrigerator further comprises a first door body for opening and closing the first fresh-keeping chamber, a second door body for opening and closing the second fresh-keeping chamber, a first annunciator for sensing the opening and closing of the first door body and a second annunciator for sensing the opening and closing of the second door body; the controller is also configured to be electrically connected with the first annunciator and the second annunciator, and control the operation of the first fan, the second fan and the air conditioning module according to signals sensed by the first annunciator and the second annunciator.
11. The refrigerator of claim 10, wherein the controller is configured to control the first fan, the second fan, and the air conditioning module to be in a sleep mode, a dehumidification mode, a dual air conditioning mode, a first single air conditioning mode, and a second single air conditioning mode; when in the sleep mode, the first fan, the second fan and the air conditioning module are all turned off; in the dehumidification mode, the air conditioning module is closed, the first fan operates at a rotating speed V1m, and the second fan operates at a rotating speed V2 m; In the double air-conditioning mode, the air-conditioning module is started, the first fan operates at a rotating speed V1, and the second fan operates at a rotating speed V2; When the first single air-conditioning mode is adopted, the air-conditioning module is started, the first fan operates, and the second fan is closed; When the second single air-conditioning mode is adopted, the air-conditioning module is started, the first fan is closed, and the second fan operates; wherein V1< V1m, V2< V2m.
12. The refrigerator of claim 11, wherein the controller is further configured to control the first fan, the second fan, and the air conditioning module to be in a first air conditioning mode, a second air conditioning mode; when the first strong air regulation mode is adopted, the air regulation module is started, the first fan operates at the rotating speed V1m, and the second fan operates at the rotating speed V2 n; when the second strong air regulation mode is adopted, the air regulation module is started, the first fan operates at the rotating speed V1n, and the second fan operates at the rotating speed V2 m; wherein V1n < V1, V2n < V2.
13. The refrigerator according to claim 10, the refrigerator is characterized by further comprising: A refrigerating cabin; a refrigeration system comprising a refrigerator disposed within the refrigeration compartment, the refrigerator for cooling air in the refrigeration compartment; an air supply duct communicating the cooling compartment to the outer periphery of the first fresh food compartment and the outer periphery of the second fresh food compartment, and And the refrigerating fan is used for driving the cold air in the refrigerating cabin to flow to the periphery of the first fresh-keeping chamber and the periphery of the second fresh-keeping chamber.
14. The refrigerator according to claim 13, the refrigerator is characterized by further comprising: The first temperature sensor is arranged in or on the outer wall of the first fresh-keeping chamber and is used for sensing the first temperature of the first fresh-keeping chamber; The second temperature sensor is arranged in or on the outer wall of the second fresh-keeping chamber and is used for sensing the second temperature of the second fresh-keeping chamber; the controller is further configured to electrically connect with the first temperature sensor, the second temperature sensor, the cooling fan, and the cooling system, and to control operations of the cooling fan, the cooling system, the first fan, the second fan, and the air conditioning module according to the first temperature and the second temperature.
15. The refrigerator of claim 14, wherein the controller is configured to control the refrigeration fan, the refrigeration system to be in a refrigeration mode and a residual cooling mode, and to control the first fan, the second fan, and the air conditioning module to be in a dual air conditioning mode, a cooling mode, and a sleep mode; in the refrigerating mode, both the refrigerating fan and the refrigerating system are started; when in the aftercooling mode, the refrigerating fan is started, and the refrigerating system is closed; when in the sleep mode, the first fan, the second fan and the air conditioning module are all turned off; when in the cooling mode, the air conditioning module is started, the first fan operates at a rotating speed V1k, and the second fan operates at a rotating speed V2 k; In the double air-conditioning mode, the air-conditioning module is started, the first fan operates at a rotating speed V1, and the second fan operates at a rotating speed V2; Wherein V1k < V1, V2k < V2.
16. A control method of a refrigerator according to claim 12, wherein the control method comprises the steps of, S1, monitoring whether the first fresh-keeping chamber and the second fresh-keeping chamber are closed or not, if not, executing the sleep mode, if so, executing the double air-conditioning mode, continuously monitoring whether the first fresh-keeping chamber and the second fresh-keeping chamber are opened or not before the first fresh-keeping chamber and the second fresh-keeping chamber reach the air-conditioning target, and entering a step S2; S2, if the first fresh-keeping chamber and the second fresh-keeping chamber are monitored to be fully opened, executing the dehumidification mode and returning to the step S1, if only the first fresh-keeping chamber is opened, executing the second single air-conditioning mode and returning to the step S1, if only the second fresh-keeping chamber is opened, executing the first single air-conditioning mode and returning to the step S1, and if the first fresh-keeping chamber and the second fresh-keeping chamber are fully closed, executing the dormancy mode after the first fresh-keeping chamber and the second fresh-keeping chamber reach the air-conditioning target, starting timing, and entering the step S3; And S3, within a preset interval time after the timing of the step S2, if the first fresh-keeping chamber and the second fresh-keeping chamber are monitored to be fully opened, executing the dehumidification mode, returning to the step S1, if only the first fresh-keeping chamber is opened, executing the first air-conditioning mode until the first fresh-keeping chamber and the second fresh-keeping chamber reach the air-conditioning target, and then ending, returning to the step 1, if only the second fresh-keeping chamber is opened, executing the second air-conditioning mode until the first fresh-keeping chamber and the second fresh-keeping chamber reach the air-conditioning target, and then ending, returning to the step 1, and if the first fresh-keeping chamber and the second fresh-keeping chamber are fully closed, executing the double air-conditioning mode when the timing reaches the preset interval time.

Description

Refrigerator and control method thereof Technical Field The invention relates to the technical field of household appliances, in particular to a refrigerator and a control method thereof. Background The basic principle of the modified atmosphere preservation technology is that in a certain closed space, a gas atmosphere different from air components is obtained by various regulation modes so as to inhibit physiological and biochemical processes and microbial activities which cause the spoilage of stored materials (usually food materials). Those skilled in the art will appreciate that the air composition comprises, by volume, about 78% nitrogen, about 21% oxygen, about 0.939% rare gas, 0.031% carbon dioxide, and 0.03% other gases and impurities, such as ozone, nitric oxide, nitrogen dioxide, water vapor, and the like. In the field of controlled atmosphere preservation, the preservation gas is a gas composed of single component or multiple components with components different from air, and when the gas is used for food storage, the gas can play a role in delaying putrefaction or delaying maturation of foods of a certain class or classes. To achieve the aim of controlled atmosphere preservation, a common technology of refrigerators is to install an air conditioning unit, which can process specific gas components, for example, increase or decrease the content of the specific gas components, so as to obtain a preservation gas. However, researches show that the refrigerator with air-conditioned fresh-keeping function has the problems of unreasonable fresh-keeping gas supply, low efficiency and complex pipelines at present. Disclosure of Invention In order to solve the technical problems, the invention aims to provide a refrigerator and a control method thereof. To achieve the above object, an embodiment provides a refrigerator. The refrigerator includes: The box body is internally provided with a first fresh-keeping chamber and a second fresh-keeping chamber; the air conditioning module is used for forming fresh-keeping gas; The air distribution module comprises a first air distribution channel which is communicated with the air distribution module and the first fresh-keeping chamber, a second air distribution channel which is communicated with the air distribution module and the second fresh-keeping chamber, a first fan which drives fresh-keeping gas to flow into the first air distribution channel from the air distribution module, and a second fan which drives fresh-keeping gas to flow into the second air distribution channel from the air distribution module; And the controller is electrically connected with the first fan, the second fan and the air conditioning module and controls the operation of the first fan, the second fan and the air conditioning module. As an alternative embodiment, the first gas distribution channel and the second gas distribution channel are arranged in parallel. As an optional embodiment, the air distribution module further includes a common channel, and the first air distribution channel and the second air distribution channel are both communicated to the air distribution module through the common channel; the exhaust port of the first fan is arranged at the intersection of the public channel and the first air distribution channel or extends into the first air distribution channel; The exhaust port of the second fan is arranged at the intersection of the public channel and the second air distribution channel or extends into the second air distribution channel. As an optional embodiment, the air distribution module comprises an air distribution box, and the air distribution box is fixedly assembled at the outer side of the air distribution module; The public channel, the first air distribution channel and the second air distribution channel are respectively formed in the air distribution box and/or between the air distribution box and the air distribution module. As an alternative embodiment, the air conditioning module is provided with a first air outlet and a second air outlet, and the first air outlet and the second air outlet are connected into a whole or are independently arranged; the air suction port of the first fan faces the first air outlet, and the air suction port of the second fan faces the second air outlet. As an alternative embodiment, the air distribution module and the air distribution module are arranged as an integrated module; One of the first fresh keeping chamber and the second fresh keeping chamber is positioned above the integrated module, and the other of the first fresh keeping chamber and the second fresh keeping chamber is positioned at the side of the integrated module; the first air distribution channel and the second air distribution channel are arranged up and down in a layered mode. As an alternative embodiment, the first air distribution channel is provided with a first air distribution port formed on the integrated module, and the first air distribut