CN114234525B

CN114234525B - Refrigerator and control method thereof

Info

Publication number: CN114234525B
Application number: CN202111602078.7A
Authority: CN
Inventors: 焦雯姝; 刘畅; 陈佳弘; 赵燕清; 朱雪峰
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2023-04-11
Anticipated expiration: 2041-12-24
Also published as: CN114234525A

Abstract

The invention discloses a refrigerator and a control method thereof, belongs to the technical field of household appliances, and aims to solve the problem that an existing storage preservation box is prone to mildew in a high-humidity environment. The refrigerator is provided with the refrigerating chamber, the refrigerating chamber is internally provided with the storage box, the refrigerating chamber is internally provided with the ion generator, the storage box is provided with the vent hole, and the ion generator is movably arranged in the refrigerating chamber and provided with a first position and a second position; when the ion generator moves to the first position, ions can be released into the refrigerating chamber; the ionizer corresponds to a position of the vent hole when the ionizer is moved to the second position. The ion generator is arranged in the refrigerating chamber of the refrigerator, so that ions can be released into the refrigerating chamber for sterilization and can be released into the storage box for sterilization, the sterilization and preservation effects of the refrigerating chamber and the storage box are realized, and the problem that the storage box is mildewed in a high-humidity environment is avoided.

Description

Refrigerator and control method thereof

Technical Field

The invention relates to the technical field of refrigeration, in particular to a refrigerator and a control method thereof.

Background

With the improvement of the economic level and the knowledge level of people, people pay more and more attention to the nutritional and health characteristics of food. Fruits and vegetables are used as main sources of nutrient substances such as vitamins and the like ingested by people, and the loss of the nutrient substances can occur in the process from the harvest to the eating. The refrigerator is used as a food storage terminal necessary for families, and the quality of the fruit and vegetable fresh-keeping effect of the refrigerator is directly related to the intake level of nutrient substances of consumers. At present, many air-cooled refrigerators in the market have the problems of low humidity and easy water loss of fruits and vegetables. In addition, some refrigerators with sealed fruit and vegetable drawers can avoid water loss of fruits and vegetables and well retain nutrients of the fruits and vegetables, but the fruit and vegetable drawers are high in humidity and prone to mildew if stored for a long time. Therefore, for the storage of fruits and vegetables, the sterilization and the moisture preservation are also important, and a technical scheme for simultaneously realizing the sterilization and the moisture preservation is needed.

According to the storage moisturizing box and the refrigerator in the prior art, the moisturizing film cover matched with the storage moisturizing box is arranged on the preservation drawer body, so that the inside of the storage moisturizing box is kept at appropriate humidity, and the preservation effect is achieved. However, the patent only considers the moisturizing effect, and does not provide a solution to the problem that fruits and vegetables or a drawer box body are easy to mildew in a high-humidity environment.

Disclosure of Invention

In view of the above, the invention discloses a refrigerator and a control method thereof, which are used for solving the problem that the existing storage and preservation box is easy to mildew in a high-humidity environment.

In order to achieve the above object, the invention adopts the following technical scheme:

the invention discloses a refrigerator, which is provided with a refrigerating chamber, wherein a storage box is arranged in the refrigerating chamber, an ion generator is arranged in the refrigerating chamber, a vent hole is formed in the storage box, and the ion generator is movably arranged in the refrigerating chamber and provided with a first position and a second position; when the ion generator moves to the first position, ions can be released into the refrigerating chamber; when the ion generator moves to the second position, the ion generator corresponds to the air vent and can release ions into the storage box.

Further optionally, a casing is arranged in the refrigerating chamber, the ion generator is fixedly arranged in the casing, the casing and the ion generator can move together in the refrigerating chamber and have the first position and the second position, an ion release port and a moisture exhaust port are arranged on the casing, and a first fan is arranged in the casing.

Further optionally, a groove is formed in the storage box, the groove is provided with the vent hole communicated with the inner space of the storage box, an opening and closing device is arranged at the position of the vent hole on the storage box and used for blocking and conducting the vent hole and the inner space of the storage box, and when the ion generator moves to the second position, the shell is located in the groove.

Further optionally, the housing is driven by an electric telescopic rod arranged on the top wall of the refrigerating chamber to move up and down, and the groove is formed on the upper surface of the storage box.

Further optionally, the opening and closing device includes:

the baffle is movably arranged at the position of the vent hole on the storage box and is provided with a first movable position and a second movable position, when the baffle is at the first movable position, the vent hole is communicated with the inner space of the storage box, and when the baffle is at the second movable position, the vent hole and the storage box are separated by the baffle; and the driving mechanism is used for driving the baffle to move at the first movable position and the second movable position.

Further optionally, an opening is formed in the storage box, and a humidity control film covering the opening is arranged on the opening.

Further optionally, a second fan is further disposed in the refrigerating chamber.

The second aspect of the present invention discloses a method for controlling the refrigerator of the first aspect, comprising:

the refrigerator is provided with a first operation mode, when the first operation mode is triggered by a user, the ion generator is controlled to work in a high-frequency mode at a first position, meanwhile, the first fan is controlled to work, during the refrigerator is operated in the first operation mode, if a refrigerator door is opened, the first operation mode is suspended until the refrigerator door is closed, and the refrigerator is controlled to continue to operate in the first operation mode; and if the refrigerator door is not opened, controlling the refrigerator to continuously operate in the first operation mode.

Further optionally, the dehumidifying and fresh-keeping function further comprises a second operation mode, when the second operation mode is triggered by a user, the first fan is controlled to stop working, the ion generator is made to move to the second position, the air vent is controlled to be communicated with the inner space of the storage box, and the ion generator is controlled to work in a low-frequency mode to release ions into the storage box.

Further optionally, during the operation of the refrigerator in the second operation mode, if the storage box is opened, the vent is controlled to be closed, the ionizer stops operating, the ionizer is controlled to move to the first position, the first fan operates to dehumidify air in the housing, the second operation mode is suspended, and after the storage box is closed, the refrigerator is controlled to continue to operate in the second operation mode; and if the storage box is not opened, controlling the refrigerator to continuously operate in a second operation mode.

Further optionally, the dehumidifying and refreshing function further has a third operation mode, and when the third operation mode is triggered by a user, the refrigerator is controlled to operate in the first operation mode for a first preset time, and then the refrigerator is controlled to operate in the second operation mode for a second preset time, and the refrigerator is repeatedly and circularly operated.

Has the advantages that: the ion generator is arranged in the refrigerating chamber of the refrigerator, so that ions can be released into the refrigerating chamber for sterilization and can be released into the storage box for sterilization, the sterilization and preservation effects of the refrigerating chamber and the storage box are realized, and the problem that the storage box is mildewed in a high-humidity environment is avoided.

Drawings

The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely exemplary embodiments of the present disclosure, and other drawings may be derived by those skilled in the art without inventive effort.

Fig. 1 illustrates a front view of a refrigerator in an embodiment of the present invention;

FIG. 2 illustrates a side view of an ionizer in a refrigerator in a first position in accordance with one embodiment of the present invention;

FIG. 3 illustrates a side view of an ionizer in a second position in a refrigerator in accordance with one embodiment of the present invention;

FIG. 4 is an isometric view of a storage compartment in an embodiment of the invention;

FIG. 5 shows a view of the opening and closing device on the storage box;

FIG. 6 is a view showing still another structure of the opening and closing means of the storage box;

FIG. 7 is a view from the direction B of FIG. 6;

fig. 8 is a schematic view showing an internal structure of the housing of fig. 2 and 3;

FIG. 9 shows an isometric view of the housing of FIG. 8;

fig. 10 is a flowchart illustrating a refrigerator control method according to an embodiment of the present invention.

Reference numerals are as follows:

101-a storage box; 102-an ionizer; 101 a-a vent; 101 b-a groove; 103-a housing; 104-a first fan; 105-a second fan; 106-electric telescopic rod; 107-humidity control film; 108-a baffle; 109-a shelf; 110-a cold storage drawer; a-a refrigerating chamber; 111-a flap; 103a moisture exhaust port; 103 b-ion release port; 112-a motor; 103 c-housing cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude the inclusion of at least one, unless the context clearly dictates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrases "comprising one of 8230 \8230;" does not exclude the presence of additional like elements in an article or system comprising the element.

Generally, fresh fruits and vegetables are generally placed in a storage chamber, in order to keep the fruits and the vegetables fresh without water loss, the humidity in the storage chamber is high, the interior of the storage chamber is a closed space, but the humidity is too high, and the fruits and the vegetables are easy to go moldy after being stored for a long time, so that the storage box is required to be sterilized, and even if the humidity is high and the fruits and the vegetables are stored for a long time, the problem that the fruits or the vegetables go moldy and go bad due to the too high humidity is avoided. According to the invention, charged ions are released into the storage chamber through the ion generator to sterilize, so that the sterilization and fresh-keeping effects of the storage chamber are realized, and meanwhile, the ion generator is arranged to be movable, so that the problem that the ion generator is damaged due to the fact that the ion generator is always in a high-humidity environment can be avoided.

To further illustrate the technical solution of the present invention, the following specific examples are provided in conjunction with fig. 1-10.

Example 1

In the present embodiment, a refrigerator is provided, as shown in fig. 1 to 4, the refrigerator is provided with a refrigerating chamber a, a storage box 101 is arranged in the refrigerating chamber a, an ion generator 102 is arranged in the refrigerating chamber a, a vent hole 101a is arranged on the storage box 101, and the ion generator 102 is movably arranged in the refrigerating chamber a and has a first position and a second position; when the ionizer 102 is moved to the first position, ions can be released into the refrigerating compartment a; when the ion generator 102 moves to the second position, the ion generator 102 corresponds to the position of the air vent 101a, and can release ions into the storage box 101.

In order to further prolong the service life of the ionizer 102, the ionizer 102 is further protected in this embodiment, preferably, as shown in fig. 8 and fig. 9, a housing 103 is disposed in the refrigerating chamber a, the ionizer 102 is fixedly disposed in the housing 103, the housing 103 and the ionizer 102 are movable together in the refrigerating chamber a and have a first position and a second position, an ion release port 103b and a moisture exhaust port 103a are disposed on the housing 103, and a first fan 104 is disposed in the housing 103. After the ion generator 102 releases ions to the storage box 101 for sterilization, the humidity inside the housing 103 is high, and after the ion generator 102 moves back to the first position, the air inside the housing 103 needs to be dehumidified, and the air inside the housing 103 is exhausted and new air is introduced by the first fan 104, so as to ensure that the ion generator 102 is in a low-humidity environment. It is further preferable that a groove 101b is formed on the storage box 101, the groove 101b is provided with a vent hole 101a communicating with the inner space of the storage box 101, an opening and closing device is provided at the position of the vent hole 101a on the storage box 101, the opening and closing device is used for blocking and conducting the vent hole 101a and the inner space of the storage box 101, and when the ion generator 102 moves to the second position, the housing 103 is located in the groove 101 b. Optionally, a cover 103b is disposed at the bottom of the housing 103, the cover is provided with an ion release port 103b, and the moisture exhaust port 103a is disposed at one side of the housing 103.

The housing 103 in this embodiment can be switched between the first position and the second position by various driving mechanisms, two of which are listed below.

The first drive mechanism: can set up electric telescopic handle 106 (shown in fig. 3) at the roof of refrigerating room A, electric telescopic handle 106's removal end and casing 103 fixed connection, electric telescopic handle 106 can drive casing 103 and reciprocate, and storing box 101 is located the casing 103 below, and the upper surface of storing box 101 is provided with recess 101b, sets up air vent 101a in the recess 101b, and is preferred, and air vent 101a sets up the bottom at recess 101b, and casing 103 is just right with recess 101b, and when electric telescopic handle 106 extends, casing 103 can stretch into in the recess 101 b. Preferably, the ion release opening 103b is located at the bottom of the housing 103, the vent hole 101a is located at the bottom of the recess 101b, and the ion release opening 103b is disposed opposite to the vent hole 101 a. In order to open and close the air vent 101a, the present embodiment is provided with an opening and closing device, and in the opening and closing device (shown in fig. 5) of the first structure listed in the present embodiment, the opening and closing device includes a baffle plate 108 and a torsion spring; the air vent 101a is provided with a baffle 108 capable of turning downwards, the baffle 108 is arranged at the position of the air vent 101a of the storage box 101 in a rotating mode through a torsion spring, the edge of the ion release port 103b is provided with a protrusion, when the shell 103 moves to the second position, the protrusion pushes the baffle 108 open, at the moment, the baffle 108 turns towards the inner side of the storage box 101, the communication between the air vent 101a and the inner space of the storage box 101 is achieved, the shell 103 is arranged at the first position, namely when the telescopic rod is in a contraction state, the baffle 108 blocks the air vent 101a, and the air vent 101a and the inner space of the storage box 101 are cut off. The baffle 108 in this embodiment may also be configured to rotate, that is, the baffle 108 is rotatably disposed at the position of the ventilation hole 101a, the rotation axis of the baffle 108 is parallel to the axis of the ventilation hole 101a, and the baffle 108 is driven by the motor 112.

In the embodiment, a shelf 109 and a refrigeration drawer 110 are further disposed in the refrigeration chamber a, wherein the shelf 109 is disposed below the storage box 101, and the refrigeration drawer 110 is disposed above the shelf 109.

The second drive mechanism: an electric swing rod (not shown in the figure) can be arranged on the side wall of the refrigerating chamber A, a shell 103 is fixedly arranged at the end part of the electric swing rod, the shell 103 is driven to move to the position of the vent hole 101a through the swing rod, an ion release hole 103b is positioned at the bottom of the shell 103, when the shell 103 is driven to move from a first position to a second position by the swing rod, the ion release hole 103b is arranged opposite to the vent hole 101a, a rotatable baffle plate 108 is arranged at the position of the vent hole 101a on the upper surface of the storage box 101, the baffle plate 108 is rotatably arranged on the storage box 101 through a torsion spring, the rotation axis of the baffle plate 108 is arranged in parallel with the axis of the vent hole 101a, wherein the shell 103 is attached to or close to the upper surface of the storage box 101 to swing, so that the shell 103 can touch the baffle plate 108 to open the baffle plate 108; when the housing 103 is at the first position, the baffle 108 shields the vent hole 101a under the action of the torsion spring, a stopper can be arranged on the upper surface of the storage box 101, and the baffle 108 can play a role in limiting when shielding the vent hole 101 a.

In the opening/closing device of the second structure exemplified in the present embodiment, as shown in fig. 6 and 7, the opening/closing device includes a shutter 108; the baffle 108 is movably arranged at a vent hole on the storage box 101 and has a first movable position and a second movable position, when the baffle 108 is at the first movable position, the vent hole is communicated with the inner space of the storage box 101, and when the baffle 108 is at the second movable position, the vent hole is separated from the storage box 101 by the baffle 108; and an actuator, which may be a motor 112, for driving the shutter 108 to move between the first active position and the second active position. The opening and closing device of the second structure may be applied to the first drive mechanism and the second drive mechanism.

Further optionally, be equipped with the opening on the storing box 101, the opening is equipped with the wet membrane 107 of accuse that covers it to have higher humidity in making the storing box 101, humidity can reach 92% -98%, improves the guarantor's of guarantor's water yield of fruit vegetables. The humidity control film 107 in this embodiment is made of PVA as known in the art.

Further optionally, a second fan 105 is provided in the refrigerating compartment a for diffusing the air flow of the ionizer 102 during sterilization in the refrigerating compartment a.

In this embodiment, the opening of the storage box 101 is arranged at the front end, and the turning plate 111 type structure is convenient for a user to take and place food materials.

Example 2

The present embodiment provides a method for controlling a refrigerator as exemplified in embodiment 1, as shown in fig. 10, including steps S10 to S30, where the steps S10 to S30 include:

s10, the refrigerator has a first operation mode, when the first operation mode is triggered by a user, the ion generator 102 is controlled to work in a high-frequency mode at a first position, meanwhile, the first fan 104 is controlled to work, during the operation of the refrigerator in the first operation mode, if a refrigerator door is opened, the first operation mode is stopped until the refrigerator door is closed, and the refrigerator is controlled to continue to operate in the first operation mode; and if the refrigerator door is not opened, controlling the refrigerator to continuously operate in the first operation mode.

The step S10 may implement the operation of the first operation mode through the steps S11 to S14, which are as follows:

s11, selecting an operation mode by a user, and triggering a first operation mode;

s12, controlling the ion generator 102 to work in a high-frequency mode at a first position, and simultaneously controlling the first fan 104 to work;

s13, judging whether the refrigerator door is opened or not; if not, returning to the step S12 for execution; if yes, executing step S14;

s14, ionizer 102 is controlled to stop operating, and the process returns to step S13.

S20, the dehumidifying and refreshing function further has a second operation mode, when the second operation mode is triggered by a user, the first fan 104 is controlled to stop working, the ion generator 102 is made to move to a second position, the vent hole 101a is controlled to be communicated with the inner space of the storage box 101, and the ion generator 102 is controlled to work in a low-frequency mode to release ions into the storage box 101.

Further optionally, during the operation of the refrigerator in the second operation mode, if the storage box 101 is opened, the vent is controlled to be closed, the ionizer 102 stops operating, the ionizer 102 is controlled to move to the first position, the first fan 104 operates to dehumidify air in the housing 103, the second operation mode is suspended, and after the storage box 101 is closed, the refrigerator is controlled to continue to operate in the second operation mode; and if the storage box 101 is not opened, controlling the refrigerator to continuously operate in the second operation mode.

Step S20 may implement the operation of the first operation mode through steps S21 to S28, specifically as follows:

s21, selecting an operation mode by a user, and triggering a second operation mode;

s22, stopping the first fan 104;

s23, controlling the ion generator 102 to move to a second position, and opening the air vent 101a of the storage box 101;

s24, controlling the ionizer 102 to start working in a low-frequency mode;

s25, judging whether the storage box 101 is opened or not; if yes, go to step S26; if not, returning to the step S24 for execution;

s26, closing the vent hole 101a, and stopping the operation of the ion generator 102;

s27, controlling the ion generator 102 to move to a first position, and controlling the first fan 104 to work;

s28, judging whether the storage box 101 is opened or not; if yes, returning to the step S27 for execution; if not, the process returns to step S22.

The process returns to step S25.

And S30, the dehumidification and preservation function also has a third operation mode, and when the third operation mode is triggered by a user, the refrigerator is controlled to operate in the first operation mode for a first preset time, then the refrigerator is controlled to operate in the second operation mode for a second preset time, and the refrigerator is repeatedly and circularly operated.

Step S30 may implement the operation of the third operation mode through steps S31 to S33, specifically as follows:

s31, selecting an operation mode by a user, and triggering a third operation mode;

s32, controlling the refrigerator to operate for a first preset time in a first operation mode;

and S33, controlling the refrigerator to operate in the second operation mode for a second preset time, and returning to the step S32.

Optionally, the first preset time is 12h.

Alternatively, ionizer 102 may be operated in high frequency mode, with 10min as a cycle, and stopped for 2min every 8min of operation. Ionizer 102 operates in a low frequency mode, which may be 10 seconds for one cycle, and stops for 8 seconds every 2 seconds of operation. The ion generator 102 operates in a low frequency mode, so that high-concentration ions can be prevented from damaging fruits and vegetables, and when the ions are released into the storage box 101, the first fan 104 stops working, so that energy consumption can be reduced.

In this embodiment, ions are released into the refrigerating chamber a (ions are not released into the storage box 101) during the operation in the first operation mode, ions are released into only the storage box 101 during the operation in the second operation mode, and ions are released into both the storage chamber and the storage box 101 during the operation in the third operation mode. The user can select the three fresh-keeping modes to operate according to the requirement. The problem that fruits and vegetables are easy to deteriorate and mildew under the high-humidity environment in the storage box 101 is solved, and meanwhile, the fresh-keeping refrigerator can be used for sterilizing and keeping fresh in the refrigerating chamber A (except the storage box 101), so that the fresh-keeping time of articles in the refrigerator is prolonged. The lifetime of the ionizer 102 is also improved.

Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. A refrigerator is provided with a refrigerating chamber, a storage box is arranged in the refrigerating chamber, and the refrigerator is characterized in that an ion generator is arranged in the refrigerating chamber, a vent hole communicated with the inner space of the storage box is formed in the storage box, an opening and closing device is arranged at the position of the vent hole in the storage box and used for blocking and conducting the vent hole and the inner space of the storage box, and the ion generator is movably arranged in the refrigerating chamber and provided with a first position and a second position between the moving paths of the ion generator;

when the ion generator moves to the first position, the opening and closing device blocks the air vent, and the ion generator releases ions into the refrigerating chamber;

when the ion generator moves to the second position, the opening and closing device conducts the vent hole, and the ion generator corresponds to the vent hole in position and releases ions into the storage box.

2. The refrigerator as claimed in claim 1, wherein a housing is provided in the refrigerating compartment, the ionizer is fixedly provided in the housing, the housing and the ionizer are movable together between the first position and the second position in the refrigerating compartment, the housing is provided with an ion release port and a moisture discharge port, and the housing is provided with a first fan.

3. The refrigerator as claimed in claim 2, wherein a recess is formed in the storage box, the recess is provided with the vent hole communicating with the inner space of the storage box, and the housing is located in the recess when the ionizer is moved to the second position.

4. The refrigerator as claimed in claim 3, wherein the housing is driven to move up and down by a power extension pole provided on a top wall of the refrigerating chamber, and the recess is formed on an upper surface of the storage box.

5. The refrigerator as claimed in claim 3, wherein the opening and closing means comprises:

the baffle plate is movably arranged at the position of the vent hole on the storage box and is provided with a first movable position and a second movable position, when the baffle plate is at the first movable position, the vent hole is communicated with the inner space of the storage box, and when the baffle plate is at the second movable position, the vent hole and the storage box are separated by the baffle plate; and the driving mechanism is used for driving the baffle to move at the first movable position and the second movable position.

6. The refrigerator according to any one of claims 1 to 5, wherein the storage box is provided with an opening, and the opening is provided with a humidity control film covering the opening.

7. The refrigerator as claimed in claim 5, wherein a second fan is further provided in the refrigerating chamber.

8. A control method of a refrigerator according to any one of claims 2 to 7, characterized in that the control method comprises: the refrigerator is provided with a first operation mode, when the first operation mode is triggered by a user, the ion generator is controlled to work in a high-frequency mode at a first position, and simultaneously, the first fan is controlled to work, during the refrigerator is operated in the first operation mode, if a refrigerator door is opened, the first operation mode is stopped until the refrigerator door is closed, and the refrigerator is controlled to continue to operate in the first operation mode; and if the refrigerator door is not opened, controlling the refrigerator to continuously operate in the first operation mode.

9. The control method of claim 8, further comprising a second operation mode, wherein when the second operation mode is triggered by a user, the first fan is controlled to stop operating, the ion generator is moved to the second position, the vent hole is controlled to be communicated with the inner space of the storage box, and the ion generator is controlled to operate in a low frequency mode to release ions into the storage box.

10. The control method of claim 9, wherein during the refrigerator is operated in the second operation mode, if the storage box is opened, the vent hole is controlled to be closed, the ionizer stops operating, and the ionizer is controlled to move to the first position, the first fan operates to dehumidify air in the housing, the second operation mode is suspended, and after the storage box is closed, the refrigerator is controlled to continue to be operated in the second operation mode; and if the storage box is not opened, controlling the refrigerator to continuously operate in a second operation mode.

11. The control method of claim 10, further comprising a third operation mode, wherein when the third operation mode is triggered by a user, the refrigerator is controlled to operate in the first operation mode for a first preset time, and then the refrigerator is controlled to operate in the second operation mode for a second preset time, and the operation is repeated in a cycle.