CN111426134A - Dehumidification method and refrigeration equipment - Google Patents

Dehumidification method and refrigeration equipment Download PDF

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Publication number
CN111426134A
CN111426134A CN202010300567.6A CN202010300567A CN111426134A CN 111426134 A CN111426134 A CN 111426134A CN 202010300567 A CN202010300567 A CN 202010300567A CN 111426134 A CN111426134 A CN 111426134A
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CN
China
Prior art keywords
storage bin
dehumidifying device
controlling
dehumidifying
moisture
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010300567.6A
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Chinese (zh)
Inventor
胡卓鸣
刘畅
钱梅双
李格格
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN202010300567.6A priority Critical patent/CN111426134A/en
Publication of CN111426134A publication Critical patent/CN111426134A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04—Treating air flowing to refrigeration compartments
    • F25D2317/041—Treating air flowing to refrigeration compartments by purification
    • F25D2317/0411—Treating air flowing to refrigeration compartments by purification by dehumidification
    • F25D2317/04111—Control means therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00—Control issues
    • F25D2600/02—Timing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00—Control issues
    • F25D2600/06—Controlling according to a predetermined profile

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Drying Of Gases (AREA)

Abstract

The invention discloses a dehumidification method and refrigeration equipment, wherein the dehumidification method comprises the following steps: detecting the humidity in the storage bin; when the humidity is greater than or equal to a first preset value, controlling a dehumidifying device to operate, wherein the dehumidifying device is used for absorbing moisture of air in the storage bin; and after the dehumidifying device runs for a preset time, controlling the dehumidifying device to discharge the moisture of the sucked air to the outside of the storage bin. The dehumidification method and the refrigeration equipment can dehumidify the storage bin, so that food in the storage bin cavity is prevented from going bad and mildewing.

Description

Dehumidification method and refrigeration equipment
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a dehumidification method and refrigeration equipment.
Background
With the development of social economy, the types of food stored in the refrigerator by users are more and more, and the use requirement of the refrigerator is higher and higher. Many users have a requirement for storage of dry goods in refrigerators.
However, the humidity in the storage chamber of the conventional refrigerator is generally high, and if dry goods are stored, the dry goods are easy to deteriorate and go moldy, which affects the shelf life of the dry goods.
Disclosure of Invention
On the basis, the dehumidification method and the refrigeration equipment are provided for solving the problems that the humidity in the storage chamber of the traditional refrigerator is generally high, if dry goods are stored, the dry goods are easy to deteriorate and mildew, and the quality guarantee period of the dry goods is influenced.
The specific technical scheme is as follows:
in one aspect, the present application relates to a dehumidification method comprising:
detecting the humidity in the storage bin;
when the humidity is greater than or equal to a first preset value, controlling a dehumidifying device to operate, wherein the dehumidifying device is used for absorbing moisture of air in the storage bin;
and after the dehumidifying device runs for a preset time, controlling the dehumidifying device to discharge the moisture of the sucked air to the outside of the storage bin.
When the dehumidification method is used, the humidity in the storage bin is detected, when the humidity is larger than or equal to a first preset value, the dehumidification device is controlled to operate, at the moment, the dehumidification device can absorb the moisture in the air in the storage bin, after the dehumidification device operates for a preset time, the dehumidification device is controlled to discharge the absorbed moisture in the air to the outside of the storage bin, at the moment, the dehumidification of the storage bin is completed, and the food in the storage bin cavity is prevented from going bad and going mouldy; further, through judging whether dehydrating unit continuously operates the default time dehydrating unit moves to the default time after, just control dehydrating unit will absorb the moisture of air and discharge extremely outside the storing storehouse can be more reliably with the moisture of absorption outside the storing storehouse, avoid moisture to stop for a long time in dehydrating unit's moisture absorption intracavity, influence dehydrating unit's dehumidification effect.
The technical solution is further explained below:
in one embodiment, when the humidity is greater than or equal to a first preset value, the step of controlling the operation of the dehumidifying apparatus includes:
when the humidity is larger than or equal to a first preset value, controlling an air inlet of the dehumidifying device to be communicated with the storage bin, and controlling a fan blade in the dehumidifying device to operate so that air in the storage bin can enter a moisture absorption cavity of the dehumidifying device along the air inlet; wherein, the fan blade sets up in moisture absorption intracavity.
In one embodiment, the dehumidifying device comprises a water absorbing member for absorbing moisture from air in the storage bin.
In one embodiment, after the dehumidifying device operates for a preset time, the step of controlling the dehumidifying device to discharge moisture of the sucked air to the outside of the storage bin includes:
after the dehumidifying device runs for a preset time, closing the air inlet, controlling the air outlet of the dehumidifying device to be communicated with the outside of the storage bin, and controlling the heating element and the fan blade in the dehumidifying device to run; wherein, the heating member is used for heating the part that absorbs water, the heating member set up in the moisture absorption intracavity, the air outlet with moisture absorption chamber intercommunication.
In one embodiment, when the humidity is greater than or equal to a first preset value, the step of controlling the operation of the dehumidifying apparatus includes:
when the humidity is larger than or equal to a first preset value and smaller than a second preset value, the air inlet and the storage bin are controlled to be continuously communicated for a first preset time period, and the fan blade is controlled to operate to enable air in the storage bin to enter the moisture absorption cavity along the air inlet.
In one embodiment, after the dehumidifying device operates for a preset time, the step of closing the air inlet, controlling the air outlet to be communicated with the outside of the storage bin, and controlling the heating element and the fan blade in the dehumidifying device to operate includes:
and after the air inlet and the storage bin are continuously communicated for a first preset time period, closing the air inlet, controlling the air outlet and the outside of the storage bin to be continuously communicated for a third preset time period, and controlling the heating piece and the fan blade to operate.
In one embodiment, the method further comprises the following steps:
and after the air outlet is continuously communicated with the outside of the storage bin for a third preset time period, controlling to close the air outlet, the heating part and the fan blade, and continuing for a fifth preset time period according to the current state.
In one embodiment, when the humidity is greater than or equal to a first preset value, the step of controlling the operation of the dehumidifying apparatus includes:
when the humidity is larger than or equal to a second preset value, the air inlet and the storage bin are controlled to be continuously communicated for a second preset time period, and the fan blade is controlled to run to enable air in the storage bin to enter the moisture absorption cavity along the air inlet.
In one embodiment, after the dehumidifying device operates for a preset time, the step of closing the air inlet, controlling the air outlet to be communicated with the outside of the storage bin, and controlling the heating element and the fan blade in the dehumidifying device to operate comprises:
and after the air inlet and the storage bin are continuously communicated for a second preset time period, closing the air inlet, controlling the air outlet and the outside of the storage bin to be continuously communicated for a fourth preset time period, and controlling the heating piece and the fan blade to operate.
In one embodiment, the method further comprises the following steps:
and after the air outlet is continuously communicated with the outside of the storage bin for a fourth preset time period, controlling to close the air outlet, the heating part and the fan blade, and continuously keeping for a sixth preset time period according to the current state.
In one embodiment, the step of controlling the operation of the fan blade in the dehumidification device includes:
and controlling the fan blades in the dehumidifying device to discontinuously operate according to a preset time interval.
In one embodiment, the method further comprises the following steps:
detecting whether a door body of the storage bin is opened or not;
and when the door body of the storage bin is detected to be opened, the humidity in the storage bin is returned to be detected.
In another aspect, the present application is directed to a refrigeration appliance comprising: the device comprises a storage box, a dehumidifying device, a humidity sensor, a timer and a controller, wherein the storage box is provided with a storage bin; the dehumidifying device is used for absorbing moisture of the air in the storage bin and discharging the absorbed moisture of the air out of the storage bin; the humidity sensor is used for detecting the humidity in the storage bin; the timer is used for calculating the running time of the dehumidifying device; the controller is in communication connection with the dehumidification device, the humidity sensor and the timer.
When the refrigeration equipment is used, the humidity in the storage bin is detected through the humidity sensor, when the humidity is larger than or equal to a first preset value, the operation of the dehumidifying device is controlled through the controller, at the moment, the dehumidifying device can absorb the moisture in the air in the storage bin, after the running of the dehumidifying device for a preset time is calculated by the timer, the dehumidifying device is controlled through the controller to discharge the absorbed moisture in the air to the outside of the storage bin, at the moment, the dehumidifying of the storage bin is completed, and the food in the storage bin cavity is prevented from going bad and mildewing; further, through judging whether dehydrating unit continuously operates the default time dehydrating unit moves to the default time after, just control dehydrating unit will absorb the moisture of air and discharge extremely outside the storing storehouse can be more reliably with the moisture of absorption outside the storing storehouse, avoid moisture to stop for a long time in dehydrating unit's moisture absorption intracavity, influence dehydrating unit's dehumidification effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive labor.
Furthermore, the drawings are not to scale of 1:1, and the relative dimensions of the various elements in the drawings are drawn only by way of example and not necessarily to true scale.
FIG. 1 is a schematic diagram of a refrigeration apparatus according to an embodiment;
FIG. 2 is a schematic structural diagram of a dehumidifying apparatus according to an embodiment;
FIG. 3 is a schematic diagram of a dehumidification method according to one embodiment;
FIG. 4 is a schematic view of a dehumidification method according to another embodiment;
FIG. 5 is a schematic view of a dehumidification method according to another embodiment;
FIG. 6 is a schematic diagram of a dehumidification method according to another embodiment.
Description of reference numerals:
10. a refrigeration device; 100. a storage box; 110. a storage bin; 200. a dehumidifying device; 210. a moisture-absorbing chamber; 220. a first valve; 230. a second valve; 240. an absorbent member; 250. a fan blade; 260. a heating member.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
The traditional refrigerator has the defects that the humidity in the storage chamber is generally high, if dry goods are stored, the dry goods are easy to deteriorate and go moldy, and the quality guarantee time of the dry goods is influenced. Based on this, a dehumidification method and a refrigeration device 10 are provided for solving the problem that the humidity in the storage chamber of the conventional refrigerator is generally high, if dry goods are stored, the dry goods are easy to deteriorate and mildew, and the quality guarantee period of the dry goods is influenced, wherein the dehumidification method and the refrigeration device 10 can dehumidify the storage bin 110, so that the food in the storage bin 110 is prevented from deteriorating and mildewing.
Referring to fig. 1 and 2, an embodiment of a refrigeration apparatus 10 includes a storage box 100, a dehumidifier 200, a humidity sensor, a timer, and a controller, where the storage box 100 is provided with a storage chamber 110, the dehumidifier 200 is configured to absorb moisture in air in the storage chamber 110 and discharge the moisture in the absorbed air to the outside of the storage chamber 110, the humidity sensor is configured to detect humidity in the storage chamber 110, the timer is configured to calculate an operation duration of the dehumidifier 200, and the controller is communicatively connected to the dehumidifier 200, the humidity sensor, and the timer.
When the refrigeration device 10 is used, the humidity in the storage bin 110 is detected through the humidity sensor, when the humidity is greater than or equal to a first preset value, the operation of the dehumidifying device 200 is controlled through the controller, at the moment, the dehumidifying device 200 can absorb the moisture in the air in the storage bin 110, after the timer calculates the preset operation time of the dehumidifying device 200, the controller controls the dehumidifying device 200 to discharge the absorbed moisture in the air to the outside of the storage bin 110, at the moment, the dehumidifying of the storage bin 110 is completed, and the food in the cavity of the storage bin 110 is prevented from going bad and mildewing; further, by judging whether the dehumidifying device 200 continuously operates for the preset time or not, after the dehumidifying device 200 operates for the preset time, the dehumidifying device 200 is controlled to discharge the moisture of the sucked air to the storage bin 110, so that the sucked moisture can be more reliably discharged to the storage bin 110, and the moisture is prevented from staying in the dehumidifying device 200 for a long time to influence the dehumidifying effect of the dehumidifying device 200.
Specifically, the refrigerating apparatus 10 may be a refrigerator or a freezer, and the storage box 100 may be a dish box of the refrigerator.
It should be noted that the moisture of the sucked air discharged from the dehumidifier 200 to the storage compartment 110 may be discharged from the dehumidifier 200 to the refrigerating space of the refrigerator 10, or the moisture of the sucked air discharged from the dehumidifier 200 to the refrigerating space of the refrigerator 10, but the moisture of the sucked air may be discharged from the storage compartment 110 by the dehumidifier 200.
Specifically, the communication connection between the controller and the dehumidifying apparatus 200, the humidity sensor and the timer may be: the controller is electrically connected with the dehumidifying device 200, the humidity sensor and the timer; or the controller is connected with the dehumidifying device 200, the humidity sensor and the timer through wireless transmission such as bluetooth, and the controller can control the dehumidifying device 200 to operate and absorb moisture in the air in the storage bin 110 according to the detection information of the humidity sensor, and control the dehumidifying device 200 to operate and discharge the moisture in the air to the outside of the storage bin 110 according to the information of the timer.
In particular, the controller may be a micro control unit or a P L C control module.
The specific structure of the dehumidifying apparatus 200 will be described in detail with reference to the following embodiments.
Specifically, in one embodiment, the dehumidifying device 200 is provided with a moisture absorption cavity 210, and an air inlet and an air outlet which are communicated with the moisture absorption cavity 210, the moisture absorption cavity 210 is communicated with the storage bin 110 through the air inlet, the moisture absorption cavity 210 is communicated with the outside through the air outlet, and at this time, air in the storage bin 110 enters the moisture absorption cavity 210 through the air inlet and flows to the outside along the air outlet.
It should be noted that the moisture absorption cavity 210 is communicated with the outside through the air outlet, the moisture absorption cavity 210 may be communicated with the refrigerating space of the refrigerating apparatus 10 through the air outlet, or the moisture absorption cavity 210 is communicated with the outside of the refrigerating space of the refrigerating apparatus 10 through the air outlet, but it is only required that the moisture absorption cavity 210 is communicated with the outside of the storage bin 110 through the air outlet.
With continued reference to fig. 1 and fig. 2, further, the dehumidifying apparatus 200 further includes a first valve 220 and a second valve 230, the first valve 220 is used for opening or closing the air inlet, the second valve 230 is used for opening or closing the air outlet, and both the first valve 220 and the second valve 230 are in communication connection with the controller, so that when the humidity sensor detects that the humidity in the storage bin 110 is greater than or equal to the first preset value, the first valve 220 is controlled to open, the second valve 230 is controlled to close, at this time, the airflow in the storage bin 110 can enter the dehumidifying chamber 210 along the air inlet, and at this time, the dehumidifying apparatus 200 is controlled to absorb the moisture in the air in the storage bin 110; after the timer calculates the preset time for the operation of the dehumidifying device 200, the first valve 220 is controlled to be closed, the second valve 230 is controlled to be opened, the moisture absorption cavity 210 is communicated with the outside through the air outlet, and at the moment, the dehumidifying device 200 is controlled by the controller to discharge the moisture of the absorbed air to the outside of the storage bin 110.
Specifically, the dehumidifying device 200 may be disposed in the storage bin 110, or may be disposed outside the storage bin 110; as shown in fig. 1, the dehumidifying device 200 is disposed outside the storage bin 110, the storage bin 110 is disposed with a through hole communicated with the air inlet, the first valve 220 is disposed at the air inlet, and the second valve 230 is disposed at the air outlet.
With reference to fig. 1 and fig. 2, in order to improve the moisture absorption and dehumidification effects, in the present embodiment, the dehumidification device 200 further includes a moisture absorption member 240 and a fan blade 250, and the moisture absorption member 240 and the fan blade 250 are both disposed in the moisture absorption cavity 210, so that under the driving of the fan blade 250, the airflow flows through the storage bin 110 and the moisture absorption cavity 210, and the moisture absorption member 240 can absorb moisture in the air in the storage bin 110 more thoroughly.
Specifically, the fan blade 250 may be a fan, and the moisture absorbing member 240 may be made of a moisture absorbing material, such as super absorbent resin, allochroic silica gel, or the like, which can effectively absorb moisture in the air and reduce air humidity, and can effectively discharge the absorbed moisture by heating or air drying, thereby achieving the effect of recycling.
With reference to fig. 1 and fig. 2, in order to improve the moisture absorption and dehumidification effects, on the basis of the foregoing embodiment, the dehumidification device 200 further includes a heating element 260, the heating element 260 is disposed in the moisture absorption cavity 210, the heating element 260 is used for heating the moisture absorption element 240, at this time, the heating element 260 heats the moisture absorption element 240, so that the moisture absorption element 240 releases the moisture absorbed by the moisture absorption element 240, and blows out the moisture absorbed by the fan blade 250 to the outside.
Specifically, the heating member 260 may be an electromagnetic coil.
Referring to fig. 1, in the present embodiment, the storage box 100 is a drawer structure, preferably, the storage bin 110 is relatively independent from other refrigerating spaces in the refrigerating apparatus 10, the storage bin 110 includes a door body (cover plate), the cover plate and the inner space of the storage bin enclose to form a sealed storage space, the storage bin 110 is provided with a through hole communicated with the air inlet, the first valve 220 is disposed at the air inlet, the heating element 260, the fan blade 250 and the moisture absorbing element 240 are disposed in the moisture absorbing cavity 210 at intervals, and the moisture absorbing element 240 is disposed between the heating element 260 and the fan blade 250.
Referring to fig. 3, an embodiment of a dehumidification method includes:
s100: detecting the humidity in the storage bin;
specifically, the humidity inside the storage compartment 110 may be detected by a humidity sensor.
S200: when the humidity is greater than or equal to a first preset value, controlling the dehumidifying device to operate, wherein the dehumidifying device is used for absorbing moisture of air in the storage bin;
specifically, when the humidity sensor detects that the humidity is greater than or equal to the first preset value, the operation of the dehumidifying apparatus 200 can be controlled by the controller, and the size of the first preset value is set according to the user's requirement.
S300: and after the dehumidifying device runs for a preset time, controlling the dehumidifying device to discharge the moisture of the sucked air to the outside of the storage bin.
Specifically, the operation time of the dehumidifying apparatus 200 may be calculated by a timer, and when the timer calculates that the dehumidifying apparatus 200 operates to a preset time, the dehumidifying apparatus 200 is controlled by the controller to discharge moisture of the sucked air to the outside of the storage bin 110.
Of course, when the detected humidity is smaller than the first preset value, the current state is maintained unchanged.
When the dehumidification method is used, the humidity in the storage bin 110 is detected, when the humidity is greater than or equal to a first preset value, the dehumidification device 200 is controlled to operate, at the moment, the dehumidification device 200 can absorb the moisture in the air in the storage bin 110, after the dehumidification device 200 operates for a preset time, the moisture in the absorbed air is discharged out of the storage bin 110 by controlling the dehumidification device 200, at the moment, the dehumidification of the storage bin 110 is completed, and the food in the cavity of the storage bin 110 is prevented from going bad and going moldy; further, by judging whether the dehumidifying device 200 continuously operates for the preset time or not, after the dehumidifying device 200 operates for the preset time, the dehumidifying device 200 is controlled to discharge the moisture of the sucked air to the storage bin 110, so that the sucked moisture can be more reliably discharged to the storage bin 110, and the moisture is prevented from staying in the dehumidifying device 200 for a long time to influence the dehumidifying effect of the dehumidifying device 200.
It should be noted that the dehumidification method can be applied to the refrigeration apparatus according to any one of the embodiments.
The above-mentioned dehumidification method will be specifically described with reference to examples.
In one embodiment, the dehumidifying device includes a water absorbing member for absorbing moisture from the air in the storage bin 110. In particular, the absorbent member may be made of an absorbent material, such as a super absorbent resin or the like.
Referring to fig. 4, in one embodiment, when the humidity is greater than or equal to the first preset value, the step of controlling the operation of the dehumidifying device includes:
t100: when the humidity is larger than or equal to a first preset value, controlling an air inlet of the dehumidifying device to be communicated with the storage bin, and controlling a fan blade in the dehumidifying device to operate so that air in the storage bin can enter a moisture absorption cavity of the dehumidifying device along the air inlet; wherein, the fan blade sets up in the moisture absorption intracavity.
Specifically, when the humidity sensor detects that the humidity is greater than or equal to a first preset value, the first valve 220 for opening or closing the air inlet of the dehumidifying device 200 may be controlled to be in an open state, at this time, the air inlet of the dehumidifying device 200 is communicated with the storage bin 110, and then the controller controls the operation of the fan blades 250 in the dehumidifying device 200 so that the air in the storage bin 110 can enter the dehumidifying device 200 along the air inlet to absorb moisture.
In one embodiment, the step of controlling the operation of the fan blade in the dehumidifying device comprises:
the fan blades in the dehumidification device are controlled to intermittently operate according to a preset time interval, specifically, the time interval of the operation of the fan blades 250 can be set according to the needs of users, for example, the time interval can be 10min to 20min, and the operation duration of the fan blades 250 can be set according to the needs of users.
Referring to fig. 4, in a further embodiment, after the dehumidifying device operates for a preset time, the step of controlling the dehumidifying device to discharge the moisture of the sucked air to the outside of the storage bin includes:
t200: after the dehumidifying device runs for a preset time, closing the air inlet, controlling the air outlet of the dehumidifying device to be communicated with the outside of the storage bin, and controlling a heating element in the dehumidifying device and a fan blade in the dehumidifying device to run; wherein, the heating member is used for heating the piece that absorbs water, and the heating member sets up in the moisture absorption intracavity, and dehydrating unit's fan blade is used for driving the air discharge outside the warehouse in dehydrating unit's the moisture absorption intracavity.
Specifically, after the timer calculates that the dehumidifying device 200 operates for the preset time, the first valve 220 may be controlled to be in the closed state, the second valve 230 for opening or closing the air outlet of the dehumidifying device 200 may be controlled to be in the open state by the controller, and the heating element 260 in the dehumidifying device 200 and the fan blade 250 in the dehumidifying device 200 may be controlled to operate by the controller, so that the heating element 260 may heat the moisture absorbing element 240, and the moisture absorbing element 240 may discharge moisture, and the moisture may be discharged to the outside along with the airflow under the action of the fan blade 250. It is to be noted that the heating element 260 heats the moisture absorbing member 240, and the heating element 260 may directly heat the moisture absorbing member 240 or the heating element 260 may heat the air in the internal space (e.g., the moisture absorbing chamber 210) of the dehumidifying apparatus 200, and the moisture absorbing member 240 may be heated by the heat transfer of the air.
Of course, in other embodiments, the heating element 260 may be controlled to operate for a period of time before the fan blade 250 is started, and the dehumidifying function may also be implemented.
It should be noted that the time for which the air inlet of the dehumidifying apparatus 200 is continuously communicated with the storage bin 110 can also be set according to the humidity.
Referring to fig. 5, in one embodiment, when the humidity is greater than or equal to the first preset value, the step of controlling the operation of the dehumidifying device includes:
t300: when the humidity is larger than or equal to the first preset value and smaller than the second preset value, the air inlet of the dehumidifying device is controlled to be continuously communicated with the storage bin for a first preset time period, and the fan blades in the dehumidifying device are controlled to operate to enable air in the storage bin to enter the moisture absorption cavity of the dehumidifying device along the air inlet.
Specifically, when the humidity sensor detects that the humidity is greater than or equal to the first preset value and less than the second preset value, the first valve 220 may be controlled to be continuously opened for a first preset time period, and at this time, the moisture absorption treatment of the storage bin 110 may be performed within the first preset time period.
Referring to fig. 5, further, on the basis of the foregoing embodiment, after the dehumidifying device operates for a preset time, the step of closing the air inlet of the dehumidifying device, controlling the air outlet of the dehumidifying device to communicate with the outside of the storage bin, and controlling the heating element in the dehumidifying device and the fan blade in the dehumidifying device to operate includes:
t400: after the air inlet of the dehumidifying device is continuously communicated with the storage bin for a first preset time period, the air inlet of the dehumidifying device is closed, the air outlet of the dehumidifying device is controlled to be continuously communicated with the outside of the storage bin for a third preset time period, and heating elements in the dehumidifying device and fan blades in the dehumidifying device are controlled to operate.
Specifically, after the timer calculates that the first valve 220 is continuously opened for a first preset time period, the controller controls the first valve 220 to close the air inlet, the second valve 230 is opened to continuously communicate the air outlet of the dehumidifying device 200 with the outside of the storage bin 110 for a third preset time period, and the heating element 260 in the dehumidifying device 200 and the fan blade 250 in the dehumidifying device 200 are controlled to operate, so that the dehumidification is realized.
Of course, in other embodiments, the heating element 260 may be controlled to operate for a period of time before the fan blade 250 is started, and the dehumidifying function may also be implemented.
Referring to fig. 5, further, the dehumidifying method further includes:
t500: and after detecting that the air outlet of the dehumidifying device is continuously communicated with the outside of the storage bin for a third preset time period, controlling to close the air outlet, the heating part and the fan blade of the dehumidifying device, and continuously keeping for a fifth preset time period according to the current state.
Specifically, after the timer calculates that the air outlet of the dehumidifying device 200 is continuously communicated with the outside of the storage bin 110 for a third preset time period, the second valve 230, the heating element 260 and the fan blade 250 can be closed by the controller, and at this time, the refrigeration equipment is in a stable refrigeration state. Specifically, the fifth preset time period may be 10h to 13 h.
Referring to fig. 6, of course, in another embodiment, when the humidity is greater than or equal to the first preset value, the step of controlling the operation of the dehumidifying apparatus includes:
t600: when the humidity is larger than or equal to a second preset value, the air inlet of the dehumidifying device is controlled to be continuously communicated with the storage bin for a second preset time period, and the fan blades in the dehumidifying device are controlled to run so that air in the storage bin can enter the moisture absorption cavity of the dehumidifying device along the air inlet.
Specifically, when the humidity sensor detects that the humidity is greater than the second preset value, the first valve 220 may be controlled to continuously open for a second preset time period, and at this time, the moisture absorption treatment of the storage bin 110 may be performed within the second preset time period.
Referring to fig. 6, further, on the basis of the foregoing embodiment, after the dehumidifying device operates for a preset time, the step of closing the air inlet of the dehumidifying device, controlling the air outlet of the dehumidifying device to communicate with the outside of the storage bin, and controlling the heating element in the dehumidifying device and the fan blade in the dehumidifying device to operate includes:
t700: after the air inlet of the dehumidifying device is continuously communicated with the storage bin for a second preset time period, the air inlet of the dehumidifying device is closed, the air outlet of the dehumidifying device is controlled to be continuously communicated with the outside of the storage bin for a fourth preset time period, and heating elements in the dehumidifying device and fan blades in the dehumidifying device are controlled to operate.
Specifically, after the timer calculates that the second valve 230 is continuously opened for a second preset time period, the controller controls the first valve 220 to close the air inlet, the second valve 230 is opened to continuously communicate the air outlet of the dehumidifying device 200 with the outside of the storage bin 110 for a fourth preset time period, and the heating element 260 in the dehumidifying device 200 and the fan blade 250 in the dehumidifying device 200 are controlled to operate, so that the dehumidification is realized.
Referring to fig. 6, further, the dehumidifying method further includes:
t800: and after detecting that the air outlet of the dehumidifying device is continuously communicated with the outside of the storage bin for a fourth preset time period, controlling to close the air outlet, the heating part and the fan blade of the dehumidifying device, and continuously keeping for a sixth preset time period according to the current state.
Specifically, after the timer calculates that the air outlet of the dehumidifying device 200 is continuously communicated with the outside of the storage bin 110 for a fourth preset time period, the air outlet of the dehumidifying device 200, the heating element 260 and the fan blade 250 can be closed through the controller, and at this time, the refrigeration equipment is in a stable refrigeration state. Specifically, the sixth preset time period may be 10h to 13 h.
Specifically, the first preset value may be 30% RH-70% RH, and the second preset value may be 70% RH-90% RH; the first preset time period may be 30min to 60min, the second preset time period may be 30min to 60min, the third preset time period may be 60min to 180min, and the fourth preset time period may be 60min to 120 min.
Further, the dehumidification method in any one of the above embodiments further includes:
detecting whether a door body of the storage bin 110 is opened;
when the door body of the storage bin 110 is detected to be opened, the humidity in the storage bin 110 is detected to return.
Specifically, whether the door body of the storage bin 110 is opened or not can be detected through the sensor, after the door body of the storage bin 110 is detected to be opened, moisture enters the storage bin 110 at this time, the step of detecting the humidity of the storage bin 110 is immediately executed to judge the humidity in the storage bin 110, and when the humidity in the storage bin 110 is larger than a first preset value, the storage bin 110 is subjected to moisture absorption and moisture removal according to the dehumidification method in any one of the embodiments.
The usage principle of the refrigeration device and the dehumidification method will be further described with reference to the following embodiments.
The first embodiment is as follows:
judging the humidity in the storage bin 110;
if the humidity in the liquid storage bin is greater than 70% RH, opening the first valve 220 and continuing for 120min, starting the fan blade 250, and operating the fan blade 250 at intervals of 5min, wherein the operating time of each time is 20 min;
when the timer counts that the first valve 220 is continuously opened for 120min, the first valve 220 is closed, the second valve 230 is opened for 60min, and the heating element 260 and the fan blade 250 are simultaneously opened.
When the timer calculates that the second valve 230 is continuously opened for 60min, the second valve 230, the heating element 260 and the fan blade 250 are closed, and the humidity in the storage bin 110 is judged after the duration of 12 h;
if the door in the storage bin 110 is detected to be in an open state, the step of judging the humidity in the storage bin 110 is immediately returned.
Example two:
judging the humidity in the storage bin 110;
if the humidity in the liquid storage bin is more than 40% RH and less than 70% RH, the first valve 220 is kept for 60min, and simultaneously the fan blades 250 are started, wherein the fan blades 250 operate at intervals of 5min, and the operation time is 20min each time;
after the timer calculates that the first valve 220 is continuously opened for 60min, closing the first valve 220, opening the second valve 230 for 30min, and simultaneously opening the heating element 260 and the fan blade 250;
when the timer calculates that the second valve 230 is continuously opened for 30min, the second valve 230, the heating element 260 and the fan blade 250 are closed, and the humidity in the storage bin 110 is judged after the duration of 12 h;
if the door in the storage bin 110 is detected to be in an open state, the step of judging the humidity in the storage bin 110 is immediately returned.
And if the humidity is less than 40% RH, the first valve is not opened, and the current state is continuously maintained.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (17)

1. A method of dehumidification, comprising:
detecting the humidity in the storage bin;
when the humidity is greater than or equal to a first preset value, controlling a dehumidifying device to operate, wherein the dehumidifying device is used for absorbing moisture of air in the storage bin;
and after the dehumidifying device runs for a preset time, controlling the dehumidifying device to discharge the moisture of the sucked air to the outside of the storage bin.
2. The dehumidifying method according to claim 1, wherein the step of controlling the operation of the dehumidifying apparatus when the humidity is greater than or equal to a first preset value comprises:
when the humidity is larger than or equal to a first preset value, controlling an air inlet of the dehumidifying device to be communicated with the storage bin, and controlling a fan blade in the dehumidifying device to operate so that air in the storage bin can enter a moisture absorption cavity of the dehumidifying device along the air inlet; wherein, the fan blade sets up in moisture absorption intracavity.
3. A dehumidification method according to claim 2, wherein said dehumidification device comprises a water absorbing member for absorbing moisture from the air inside said bin.
4. The dehumidifying method according to claim 3, wherein the step of controlling the dehumidifying device to discharge moisture of the sucked air to the outside of the storage bin after the dehumidifying device is operated for a preset time comprises:
after the dehumidifying device runs for a preset time, closing the air inlet, controlling the air outlet of the dehumidifying device to be communicated with the outside of the storage bin, and controlling the heating element and the fan blade in the dehumidifying device to run; wherein, the heating member is used for heating the part that absorbs water, the heating member set up in the moisture absorption intracavity, the air outlet with moisture absorption chamber intercommunication.
5. The dehumidifying method according to claim 4, wherein the step of controlling the operation of the dehumidifying apparatus when the humidity is greater than or equal to a first preset value comprises:
when the humidity is larger than or equal to a first preset value and smaller than a second preset value, the air inlet and the storage bin are controlled to be continuously communicated for a first preset time period, and the fan blade is controlled to operate to enable air in the storage bin to enter the moisture absorption cavity along the air inlet.
6. The dehumidifying method as claimed in claim 5, wherein the step of closing the air inlet after the dehumidifying device operates for a predetermined time, controlling the air outlet to communicate with the outside of the storage bin, and controlling the operation of the heating element and the fan blade in the dehumidifying device comprises:
and after the air inlet and the storage bin are continuously communicated for a first preset time period, closing the air inlet, controlling the air outlet and the outside of the storage bin to be continuously communicated for a third preset time period, and controlling the heating piece and the fan blade to operate.
7. A dehumidification method according to claim 6, further comprising the steps of:
and after the air outlet is continuously communicated with the outside of the storage bin for a third preset time period, controlling to close the air outlet, the heating part and the fan blade, and continuing for a fifth preset time period according to the current state.
8. The dehumidifying method according to claim 4, wherein the step of controlling the operation of the dehumidifying apparatus when the humidity is greater than or equal to a first preset value comprises:
when the humidity is larger than or equal to a second preset value, the air inlet and the storage bin are controlled to be continuously communicated for a second preset time period, and the fan blade is controlled to run to enable air in the storage bin to enter the moisture absorption cavity along the air inlet.
9. The dehumidifying method as claimed in claim 8, wherein the step of closing the air inlet after the dehumidifying device operates for a predetermined time, controlling the air outlet to communicate with the outside of the storage bin, and controlling the heating element and the fan blade in the dehumidifying device to operate comprises:
and after the air inlet and the storage bin are continuously communicated for a second preset time period, closing the air inlet, controlling the air outlet and the outside of the storage bin to be continuously communicated for a fourth preset time period, and controlling the heating piece and the fan blade to operate.
10. A dehumidification method according to claim 9, further comprising the steps of:
and after the air outlet is continuously communicated with the outside of the storage bin for a fourth preset time period, controlling to close the air outlet, the heating part and the fan blade, and continuously keeping for a sixth preset time period according to the current state.
11. A dehumidification method according to any one of claims 2 to 10, wherein the step of controlling the operation of the fan blades in the dehumidification apparatus comprises:
and controlling the fan blades in the dehumidifying device to discontinuously operate according to a preset time interval.
12. A dehumidification method according to claim 1, further comprising the steps of:
detecting whether a door body of the storage bin is opened or not;
and when the door body of the storage bin is detected to be opened, the humidity in the storage bin is returned to be detected.
13. A refrigeration appliance, comprising:
the storage box is provided with a storage bin;
the dehumidifying device is used for absorbing moisture of the air in the storage bin and discharging the absorbed moisture of the air out of the storage bin;
the humidity sensor is used for detecting the humidity in the storage bin;
the timer is used for calculating the running time of the dehumidifying device; and
and the controllers are in communication connection with the dehumidifying device, the humidity sensor and the timer.
14. A refrigerating apparatus as recited in claim 13 wherein said dehumidifying means is provided with a moisture absorption chamber and an air inlet and an air outlet communicating with said moisture absorption chamber, said moisture absorption chamber communicating with said storage compartment through said air inlet, said moisture absorption chamber communicating with the outside through said air outlet.
15. A cold storage device as claimed in claim 14, wherein said dehumidifying means further comprises a moisture absorbing member and a fan blade, and both said moisture absorbing member and said fan blade are disposed in said moisture absorbing chamber.
16. A refrigerator as claimed in claim 15, wherein said dehumidifying means further comprises a heating member disposed in said moisture absorbing chamber, said heating member being adapted to heat said moisture absorbing member.
17. A cold storage device as claimed in any one of claims 14 to 16, further comprising a first valve for opening or closing the inlet vent and a second valve for opening or closing the outlet vent, the first and second valves being in communication with the controller.
CN202010300567.6A 2020-04-16 2020-04-16 Dehumidification method and refrigeration equipment Pending CN111426134A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010300567.6A CN111426134A (en) 2020-04-16 2020-04-16 Dehumidification method and refrigeration equipment

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Application Number Priority Date Filing Date Title
CN202010300567.6A CN111426134A (en) 2020-04-16 2020-04-16 Dehumidification method and refrigeration equipment

Publications (1)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007023474A2 (en) * 2005-08-26 2007-03-01 Arcelik Anonim Sirketi A cooling device
CN103808106A (en) * 2012-11-12 2014-05-21 株式会社东芝 Food preservation device
CN207351064U (en) * 2017-09-15 2018-05-11 合肥华凌股份有限公司 A kind of drawer and refrigerator
CN110307604A (en) * 2019-08-01 2019-10-08 上海南华兰陵电气有限公司 Drainage-free dehumidifier

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007023474A2 (en) * 2005-08-26 2007-03-01 Arcelik Anonim Sirketi A cooling device
CN103808106A (en) * 2012-11-12 2014-05-21 株式会社东芝 Food preservation device
CN207351064U (en) * 2017-09-15 2018-05-11 合肥华凌股份有限公司 A kind of drawer and refrigerator
CN110307604A (en) * 2019-08-01 2019-10-08 上海南华兰陵电气有限公司 Drainage-free dehumidifier

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Application publication date: 20200717