CN107314611A - The control system and control method of refrigerator - Google Patents
The control system and control method of refrigerator Download PDFInfo
- Publication number
- CN107314611A CN107314611A CN201710516918.5A CN201710516918A CN107314611A CN 107314611 A CN107314611 A CN 107314611A CN 201710516918 A CN201710516918 A CN 201710516918A CN 107314611 A CN107314611 A CN 107314611A
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- CN
- China
- Prior art keywords
- drawer
- condensation
- evaporator
- judged result
- dehumidifying
- Prior art date
- 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.)
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Classifications
-
- 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
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/08—Removing frost by electric heating
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
-
- 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
- F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
- F25D2321/14—Collecting condense or defrost water; Removing condense or defrost water
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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)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
Present invention is disclosed a kind of control system of refrigerator and control method, condensation metallic plate is provided with the drawer of the refrigerator, and interior be provided with of the drawer makes the dehumidifying blower fan of condensation metallic plate described in air flow in drawer, the drawer is provided with the groove for being used for collecting condensation, the refrigerator also includes drainpipe and drip tray, the drainpipe includes U-tube part and heater strip, and the two ends of the drainpipe are respectively communicated with groove and drip tray, the control system is used for the humidity sensor for monitoring humidity in the drawer including master control borad and in the drawer, the master control borad and the humidity sensor are electrically connected with to obtain humidity value that the humidity sensor monitors and handled, master control borad controls the air door and dehumidifying blower fan to open or close respectively, and master control borad electrically connects the heating to control the heater strip with heater strip or stops heating.The control system and control method of the refrigerator make it that the effect on moisture extraction of the drawer in refrigerating chamber is more excellent.
Description
Technical field
The present invention relates to the control system and control method of family's electro-technical field, more particularly to a kind of refrigerator.
Background technology
Generally, refrigerator includes being provided with circulation air path, circulation air path at least provided with wind in or beyond temperature-changing chamber, temperature-changing chamber
Fan, evaporator, heating wire and temperature sensor；After starting fan, air pushes to temperature-changing chamber by fan by air outlet, then passes through
The humid air crossed in temperature-changing chamber return return air inlet, temperature-changing chamber enters evaporator, and humid air is become by evaporator condensation or icing
Delivered into dry air, then by air outlet in temperature-changing chamber, complete the cyclic transfer of air, meanwhile, realize removing for temperature-changing chamber
Wet control.And in the technology, effect on moisture extraction is excessively poor.
The content of the invention
It is an object of the invention to provide a kind of control system of refrigerator and control method so that drawer in refrigerating chamber
Effect on moisture extraction is more excellent.
One of for achieving the above object, an embodiment of the present invention provides a kind of control system of refrigerator, the ice
Case includes refrigerating chamber, the drawer in the refrigerating chamber, evaporator, air channel, the air outlet between air channel and refrigerating chamber
And the air door of the air outlet can be selectively opened or close, wherein, condensation metallic plate is provided with the drawer, and described take out
Provided with the dehumidifying blower fan of condensation metallic plate described in air flow in drawer is made in drawer, the drawer, which is provided with, to be used to collect described solidifying
The groove of the condensation produced on dew metallic plate, the refrigerator also includes drainpipe and drip tray, and the drainpipe includes U-tube portion
Divide and the peripheral heater strip located at the U-tube part, the U-tube part is set adjacent to the evaporator, and the row
One end of water pipe is communicated in the groove, and the other end of the drainpipe is located at the drip tray, and the control system includes master
Control plate and it is used to monitor the humidity sensor of humidity in the drawer in the drawer, the master control borad is passed with the humidity
Sensor is electrically connected with to obtain humidity value that the humidity sensor monitors and be handled, and the master control borad controls institute respectively
State air door and dehumidifying blower fan is opened or closed, and the master control borad electrically connects to control the heater strip with the heater strip
Heating stops heating.
As the further improvement of embodiment of the present invention, the drawer also includes dividing plate, and the dividing plate is by the drawer
Condensation space and the memory space for placing article are separated into, the dividing plate is empty provided with condensation space described in insertion and storage
Between air inlet, the dehumidifying blower fan is located at the condensation space, and the condensation metallic plate is exposed to the condensation space, institute
Dehumidifying blower fan is stated the air in the memory space is drawn into the condensation space by the air inlet and flowed to described solidifying
Reveal metallic plate.
As the further improvement of embodiment of the present invention, the drawer includes front side board, left plate, right plate, bottom plate
And back side panel, the back side panel, dividing plate, partial left side plate and partial right side plate constitute the condensation space, the condensation metal
Plate is located between the dividing plate and back side panel, and the dehumidifying blower fan is on the condensation metallic plate.
As the further improvement of embodiment of the present invention, the dehumidifying blower fan is just set to the air inlet.
As the further improvement of embodiment of the present invention, the dividing plate, front side board, left plate, right plate and bottom plate are
Integrated formed structure, the back side panel is removably disposed, and the back side panel is provided with air intake passage and return air channel.
As the further improvement of embodiment of the present invention, the projection of the dividing plate in the horizontal plane exists positioned at the groove
In drop shadow spread on horizontal plane, the groove has bottom, has certain interval between the dividing plate and the bottom, passes through
The dried air of condensation metallic plate enters memory space by the gap.
As the further improvement of embodiment of the present invention, the casing includes left side wall, right side wall and connects the left side
The rear wall of side wall and right side wall, the drainpipe includes the first paragraph for being communicated in the groove and angled with the first paragraph
The second segment of the rear wall is set and is located at, and the second segment is connected with the U-tube part.
As the further improvement of embodiment of the present invention, the refrigerator also includes refrigerating chamber, and the evaporator is respectively
The refrigerating chamber and refrigerating chamber provide cold, and cold wind is transported to the condensation metal by the evaporator by the air outlet
Plate, the U-tube part is set adjacent to the evaporator.
As the further improvement of embodiment of the present invention, the refrigerator also includes refrigerating chamber, and the evaporator is including being
Refrigerating chamber provides the refrigeration evaporator of cold and the refrigerating evaporator of cold is provided for refrigerating chamber, and the refrigeration evaporator passes through institute
State air outlet and cold wind is transported to the condensation metallic plate, the U-tube part is set adjacent to the refrigerating evaporator.
One of for achieving the above object, an embodiment of the present invention also provides a kind of control method of refrigerator, described
Refrigerator includes refrigerating chamber, the drawer in the refrigerating chamber, evaporator, air channel, the air-out between air channel and refrigerating chamber
Mouthful and can be selectively opened or close the air door of the air outlet, wherein being provided with the drawer is used to monitor in the drawer
It is additionally provided with to be provided with condensation metallic plate, and the drawer in the humidity sensor of humidity, the drawer and makes air flow in drawer
The dehumidifying blower fan of the condensation metallic plate, the drawer is provided with for collecting the recessed of the condensation produced on the condensation metallic plate
Groove, the refrigerator also includes drainpipe and drip tray, and the drainpipe includes U-tube part and located at the U-tube part
The heater strip of periphery, the U-tube part sets adjacent to the evaporator, and the drainpipe one end be communicated in it is described recessed
Groove, the other end of the drainpipe is located at the drip tray, and the control method includes opening the dehumanization method after drawer, described to open
Dehumanization method after drawer comprises the following steps：
S1. judge whether dehumidifying；
S2. judged result is when being, judges whether the accumulative dehumidifying time reaches the scheduled time in step S1, if reaching above-mentioned pre-
Fix time, close dehumidifying blower fan to stop air flow in drawer, and close air door, if the not up to above-mentioned scheduled time, journey
Sequence terminates, continuation dehumidifies；
S3. when judged result is no in step S1, judge whether humidity is more than given threshold H1, if humidity sensor monitoring
The judged result that humidity is more than given threshold H1 is yes, calculates drawer and closes cumulative time and the cumulative time of comparison and given threshold
T4, if the judged result that the humidity of humidity sensor monitoring is more than threshold value H1 is no, EP (end of program), stopping dehumidifying；
If S4. the cumulative time is more than threshold value T4 in step S3, judge whether the temperature of evaporator is less than 0 DEG C, if the temperature of evaporator
Judged result of the degree less than 0 DEG C is yes, then opens dehumidifying blower fan to force air flow in drawer, and it is solidifying to reduce to open air door
Reveal the temperature of metallic plate；If the judged result that the temperature of evaporator is less than 0 DEG C is no, EP (end of program), stopping dehumidifying；
If the judged result that S5. cumulative time is more than threshold value T4 in step S3 is no, EP (end of program), stopping dehumidifying.
As the further improvement of embodiment of the present invention, the drawer also includes dividing plate, and the dividing plate is by the drawer
Condensation space and the memory space for placing article are separated into, the dividing plate is empty provided with condensation space described in insertion and storage
Between air inlet, the dehumidifying blower fan is located at the condensation space, and the condensation metallic plate is exposed to the condensation space, institute
Dehumidifying blower fan is stated the air in the memory space is drawn into the condensation space by the air inlet and flowed to described solidifying
Reveal metallic plate.
As the further improvement of embodiment of the present invention, the refrigerator also includes refrigerating chamber, and the evaporator is respectively
The refrigerating chamber and refrigerating chamber provide cold, and cold wind is transported to the condensation metal by the evaporator by the air outlet
Plate, the U-tube part is set adjacent to the evaporator.
As the further improvement of embodiment of the present invention, the refrigerator also includes refrigerating chamber, and the evaporator is including being
Refrigerating chamber provides the refrigeration evaporator of cold and the refrigerating evaporator of cold is provided for refrigerating chamber, and the refrigeration evaporator passes through institute
State air outlet and cold wind is transported to the condensation metallic plate, the U-tube part is set adjacent to the refrigerating evaporator.
As the further improvement of embodiment of the present invention, the control method also include automatic dehumidifying method, it is described from
Dynamic dehumanization method comprises the following steps：
A. judge whether dehumidifying；
B. judged result is when being, continuation judges whether humidity is less than given threshold H2 in step a, if humidity is less than setting threshold
Value H2 judged result, to stop air flow in drawer, and closing air door, sets when being, to close dehumidifying blower fan if humidity is less than
When the judged result for determining threshold value H2 is no, then EP (end of program), continuation dehumidifies；
C. when judged result is no in step a, reads humidity sensor reading and simultaneously handle, then judge whether humidity is more than and set
Determine threshold value H1, if the judged result that humidity is more than given threshold H1 is yes, judge whether the temperature of evaporator is less than 0 DEG C；
If the judged result that d. temperature of evaporator is less than 0 DEG C is yes, open dehumidifying blower fan to force air stream in drawer
It is dynamic, and open air door to reduce the temperature of condensation metallic plate；If the judged result that the temperature of evaporator is less than 0 DEG C is no, journey
Sequence terminates, stopping dehumidifies；
If the judged result that e. humidity is more than given threshold H1 in step c is no, EP (end of program), stop dehumidifying.
As the further improvement of embodiment of the present invention, the control method also includes water discharge control method, the row
Water controling method comprises the following steps：
1. judges whether heater strip heats U-tube；
If 2. 1. middle judged result is yes to steps, determine whether whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, makes heater strip stop heating, if not up to above-mentioned setting time, and EP (end of program), continuation are heated；
If 3. 1. middle judged result is no to steps, calculate away from the non-draining cumulative time between last time draining, if non-draining is tired
It is more than threshold value T3 between timing, and defrost is when starting, and opens heater strip and begins to warm up；
If 4. steps 3. in the non-draining cumulative time be more than threshold value T3 judged result be no, EP (end of program), without arrange
Water.
Compared with prior art, the beneficial effects of the present invention are：The technical scheme that the present invention is provided, due to being set in drawer
Have condensation metallic plate, when condensation metallic plate have received from the cold wind that air outlet is blown, condensation metallic plate drawer temperature most
It is low.And control system includes master control borad and is used to monitor the humidity sensor of humidity in the drawer, institute in the drawer
State master control borad to be electrically connected with to obtain the humidity value that the humidity sensor is monitored with the humidity sensor, then according to wet
Angle value controls the air door and dehumidifying blower fan to open or close respectively, and the master control borad electrically connect with the heater strip with
Control the heating of the heater strip or stop heating.Moreover, when the moisture in drawer is blowed to condensation metallic plate by the blower fan that dehumidifies,
And blown a cold wind over by evaporator to condensation metallic plate, can in low temperature condensation metallic plate produce condensation, and produce condensation
Water flows to drip tray by drainpipe, so that the drawer in refrigerating chamber reaches preferably effect on moisture extraction.
Brief description of the drawings
Fig. 1 is the schematic diagram of refrigerator in first embodiment of the invention；
Fig. 2 is the schematic perspective view of drawer in Fig. 1 refrigerators；
Fig. 3 is the A-A cutaway view Amplified images of drawer in Fig. 2；
Fig. 4 is the B-B cutaway view Amplified images of drawer in Fig. 2；
Fig. 5 is another schematic perspective view of drawer in Fig. 1 refrigerators, now removes lid；
Fig. 6 is the decomposed schematic perspective view of drawer in Fig. 5；
Fig. 7 is the decomposed other direction schematic perspective view of drawer in Fig. 5；
Fig. 8 is the schematic diagram of drainpipe in Fig. 1 refrigerators；
Fig. 9 is the schematic flow sheet for opening dehumanization method after drawer of refrigerator in first embodiment of the invention；
Figure 10 is the schematic flow sheet of the automatic dehumidifying method of refrigerator in first embodiment of the invention；
Figure 11 is the schematic flow sheet of the water discharge control method of refrigerator in first embodiment of the invention；
Figure 12 is the schematic flow sheet for opening dehumanization method after drawer of refrigerator in second embodiment of the invention；
Figure 13 is the schematic flow sheet of the automatic dehumidifying method of refrigerator in second embodiment of the invention；
Figure 14 is the schematic flow sheet of the water discharge control method of refrigerator in third embodiment of the invention；
Figure 15 is the schematic flow sheet of the water discharge control method of refrigerator in four embodiment of the invention；
Figure 16 is the schematic flow sheet of the automatic dehumidifying method of refrigerator in fifth embodiment of the invention.
Embodiment
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that one of ordinary skill in the art is made according to these embodiments, method or functionally
Conversion is all contained in protection scope of the present invention.
In each diagram of the application, for the ease of diagram, structure or partial some sizes can be relative to other knots
Structure or part are exaggerated, therefore, are only used for illustrating the basic structure of the theme of the application.
In addition, it is used herein such as " on ", " top ", " under ", the term of representation space relative position " lower section " be
A unit as shown in the drawings or feature are described relative to another unit or feature for the purpose of explanation is easy to
Relation.The term of relative space position can be intended to include equipment in use or work in addition to orientation shown in figure not
Same orientation.If for example, by figure equipment overturn, be described as being located at other units or feature " lower section " or " under "
Unit will be located at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both
Orientation.Equipment can be otherwise directed（It is rotated by 90 ° or other directions）, and correspondingly explain it is used herein with it is empty
Between related description language.
As shown in figure 1, the first embodiment of the present invention, the embodiment discloses a kind of refrigerator, including constitute refrigeration
The casing 20 of room 22, the chamber door of refrigerating chamber 22 for opening and closing refrigerating chamber 22 and the drawer 24 in refrigerating chamber 22, steaming
Send out device, air channel 26, the air outlet 28 between air channel 26 and refrigerating chamber 22 and can be selectively opened or close air outlet 28
Air door（It is not shown）.
With further reference to Fig. 1 and Fig. 3, wherein, being provided with to be provided with condensation metallic plate 30, and drawer 24 in drawer 24 makes drawer
The dehumidifying blower fan 32 of air flow condensation metallic plate 30 in 24, the side of condensation metallic plate 30 is exposed to inside drawer 24, condensation
The opposite side of metallic plate 30 can receive the cold wind blown from air outlet 28, and drawer 24, which is provided with, to be used to collect condensation metallic plate 30
The groove 34 of the condensation of generation.In addition, refrigerator also includes drainpipe 36 and drip tray（It is not shown）, drainpipe 36 include U-tube
Part 38 and the peripheral heater strip located at U-tube part 38, U-tube part 38 are set adjacent to evaporator, and drainpipe 36
One end is communicated in groove 34, and the other end of drainpipe 36 is located at drip tray.
In the present embodiment, it is used for condensation metallic plate 30 due to being provided with drawer 24, when condensation metallic plate 30 have received from going out
During the cold wind that air port 28 is blown, condensation metallic plate 30 is minimum in the temperature of drawer 24.So, when dehumidifying blower fan 32 is by drawer
When moisture blows to condensation metallic plate 30, condensation can be produced in condensation metallic plate 30, and the condensation water produced is flowed by drainpipe 36
To drip tray, the present invention is blown a cold wind over by evaporator to condensation metallic plate 30, condensation metallic plate 30 is in low temperature, and moisture can be
Condensation metallic plate 30 produces condensation, so that the drawer 24 in refrigerating chamber reaches preferably effect on moisture extraction.
Refrigerator also includes refrigerating chamber 40, and refrigerating chamber 40 is similarly positioned in casing 20, and wherein refrigerating chamber 22 is above, freezing
Room 40 is located at lower section.In this preferred embodiment, evaporator is including being the refrigeration evaporator 42 of the offer cold of refrigerating chamber 22 and being cold
Freeze the refrigerating evaporator 44 that room 40 provides cold, cold wind is transported to condensation metallic plate by refrigeration evaporator 42 by air outlet 28
30, so as to cool to condensation metallic plate 30, make the temperature of condensation metallic plate 30 minimum in drawer 24, so, work as drawer
When dehumidifying blower fan 32 in 24 is started working, the moisture in drawer 24 is forced to flow through metallic plate, and make steam condensation in condensation gold
Belong on plate 30, the condensation water produced on condensation metallic plate 30 is collected into groove 34, then flows to drip tray by drainpipe 36.
Further, refrigerator also includes refrigeration blower fan 46 and freezing blower fan 48, and refrigeration blower fan 46 is by around refrigeration evaporator 42
Cold blow to refrigerating chamber 22, the cold around the evaporator of refrigerating chamber 40 is blowed to refrigerating chamber 40 by freezing blower fan 48.
Certainly, refrigerator may also include refrigerating chamber 40, and only set an evaporator, i.e. single system refrigerator.Evaporator is distinguished
It is that refrigerating chamber 40 and refrigerating chamber 22 provide cold, and cold wind is transported to condensation metallic plate 30 by evaporator by air outlet 28, together
Sample, U-tube part 38 is set adjacent to evaporator.
In addition, U-tube part 38 is set adjacent to refrigerating evaporator 44.So, when condensation water passes through U-tube, it can be steamed
Hair device is frozen in U-tube, so that condensation water is maintained at solid-state and blocks drainpipe 36, inside and outside intercommunication is prevented, so as to keep away
Exempt from external moisture to enter in drainpipe 36.
When evaporator defrost, heater strip works simultaneously, so as to melt icing in pipe, superfluous water is discharged, U is finally kept
Water level in shape pipe.
As shown in Fig. 3 to Fig. 7, drawer 24 also includes dividing plate 50, and drawer 24 is separated into condensation space 52 and use by dividing plate 50
In the memory space 54 for placing article, air inlet 56 of the dividing plate 50 provided with insertion condensation space 52 and memory space 54, dehumidifying
Blower fan 32 is located at condensation space 52, and condensation metallic plate 30 is exposed to condensation space 52, and dehumidifying blower fan 32 is by memory space 54
Air condensation space 52 is drawn into by air inlet 56 and condensation metallic plate 30 is flowed to.
In addition, the projection of dividing plate 50 in the horizontal plane is located in the drop shadow spread of groove 34 in the horizontal plane, groove 34 has
There is bottom, there is certain interval between dividing plate 50 and bottom, entered by the dried air of condensation metallic plate 30 by gap
To memory space 54.
Drawer 24 also includes lid 57, front side board 58, left plate 60, right plate 62, bottom plate 64 and back side panel 66, back side panel
66th, dividing plate 50, partial left side plate 60 and partial right side plate 62 constitute condensation space 52, front side board 58, partial left side plate 60, part
Right plate 62 and dividing plate 50 constitute memory space 54.Lid 57 is covered in the top of memory space 54 with sealed storage space 54.It is solidifying
Reveal metallic plate 30 to be located between dividing plate 50 and back side panel 66, dehumidifying blower fan 32 is on condensation metallic plate 30.Specifically, condensation is golden
The air gap is respectively provided between category plate 30 and dividing plate 50 and back side panel 66, dehumidifying blower fan 32 is just set to air inlet 56.So, work
Make more efficient, dehumidification rate is more excellent.Certainly, dehumidifying blower fan 32 just can not also be set to air inlet 56, such as with air inlet 56
Between stagger certain position setting.
In this preferred embodiment, dividing plate 50, front side board 58, left plate 60, right plate 62 and bottom plate 64 are formed in one knot
Structure.Further, back side panel 66 is removably disposed, and back side panel 66 is provided with air intake passage 68 and return air channel 70.So,
Refrigeration blower fan 46 by the cold of refrigeration evaporator 42 by air intake by being transported to drawer 24, and the heat in drawer 24 is by returning
Wind passage 70 returns to refrigeration evaporator 42, so as to form outer circulation.And in drawer 24 between memory space 54 and condensation space 52
Dry and wet air between circulation be interior circulation.In this preferred embodiment, due to being provided with binary cycle system, so that drawer
Certain refrigerated storage temperature is ensure that in 24, and be also ensure that with dry cold storage environment, with good effect on moisture extraction.
In the present embodiment, back side panel 66 is fixed by screw, certainly, also can be using other fixed forms such as rivetings.Condensation
Metallic plate 30 also uses split setting structure, and condensation metallic plate 30 can use aluminium, can also use other materials.Condensation metallic plate 30
Fixed by screw or by gluing.
With further reference to shown in Fig. 1 and Fig. 8, in the present embodiment, casing 20 includes left side wall, right side wall, roof 72, bottom wall
74 and rear wall 76, the connection of rear wall 76 left side wall, right side wall, roof 72 and bottom wall 74, drainpipe 36 include being communicated in groove
34 first paragraph 78 and with first paragraph 78 is angled sets and located at the second segment 80 of rear wall 76, and second segment 80 and U-tube
Part 38 is connected.It is preferred that, 80 angle degree of first paragraph 78 and second segment are obtuse angle.
In this preferred embodiment, first paragraph 78, second segment 80 and U-tube part 38 are formed in one structure.Certainly, first
Section 78, second segment 80 can also split manufactures, then bonding or welding each other with U-tube part 38.Equally, can also
One section 78 and second segment 80 are formed in one structure, and using bonding or are welded between second segment 80 and U-tube part 38.
This preferred embodiment also discloses a kind of control system of refrigerator, and the control system includes master control borad, master control borad point
Not Kong Zhi air door and dehumidifying blower fan 32 open or close, and master control borad electrically connected with heater strip heating to control heater strip or
Stop heating.
As shown in figure 9, this preferred embodiment also discloses a kind of control method of refrigerator, the control method includes opening drawer
Dehumanization method after 24, that is to say, that drawer is just opened and turns off the dehumidifying after drawer to drawer.This opens removing after drawer 24
Wet method comprises the following steps：
S1. judge whether dehumidifying；
S2. judged result is when being, judges whether the accumulative dehumidifying time reaches the scheduled time in step S1, if reaching above-mentioned pre-
Fix time, close dehumidifying blower fan 32（Join Fig. 3）To stop air flow in drawer 24, and air door is closed, if not up to above-mentioned pre-
Fix time, then EP (end of program), continuation dehumidifies；
S3. when judged result is no in step S1, the cumulative time that drawer is closed is calculated;
S4. whether the cumulative time is more than threshold value T1 in judgment step S3;
S5. judged result is when being, judges whether the temperature of evaporator is less than 0 DEG C in step S4, if the temperature of evaporator is less than
0 DEG C of judged result is yes, then opens dehumidifying blower fan 32 to force air flow in drawer, and open air door to reduce condensation gold
Belong to plate 30（Referring to Fig. 3）Temperature；If the judged result that the temperature of evaporator is less than 0 DEG C is no, EP (end of program), stopping are removed
It is wet；
S6. when judged result is no in step S4, EP (end of program), stopping dehumidifying.
Wherein, judge that the temperature of evaporator refers to judge to cool to condensation metallic plate 30 to make it produce condensation in step S5
Evaporator, specific in the present embodiment, being the temperature that judges refrigeration evaporator.
As shown in Figure 10, in this preferred embodiment, control method also includes automatic dehumidifying method, that is, when drawer is long
Between be not gated in the case of drawer dehumanization method.The automatic dehumidifying method comprises the following steps：
A. judge whether dehumidifying；
B. judged result is when being, judges whether the accumulative dehumidifying time reaches the scheduled time in step a, if reaching above-mentioned predetermined
Time, dehumidifying blower fan 32 is closed to stop air flow in drawer, and close air door, if the not up to above-mentioned scheduled time, journey
Sequence terminates, continuation dehumidifies；
C. when judged result is no in step a, the cumulative time that drawer is not opened is calculated;
Whether the cumulative time is more than threshold value T2 in d judgment steps c;
E. judged result is when being, judges whether the temperature of evaporator is less than 0 DEG C in step d, if the temperature of evaporator is less than 0
DEG C judged result be yes, then open dehumidifying blower fan 32 to force air flow in drawer, and open air door to reduce condensation gold
Belong to the temperature of plate 30；If the judged result that the temperature of evaporator is less than 0 DEG C is no, EP (end of program), stop dehumidifying；
F. when judged result is no in step d, EP (end of program) stops dehumidifying.
In addition, as shown in figure 11, control method also includes water discharge control method, the water discharge control method includes following step
Suddenly：
1. judges whether heater strip heats U-tube；
If 2. 1. middle judged result is yes to steps, determine whether whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, makes heater strip stop heating, if not up to above-mentioned setting time, and EP (end of program), continuation are heated；
If 3. 1. middle judged result is no to steps, calculate away from the non-draining cumulative time between last time draining, if non-draining is tired
Judged result between timing more than threshold value T3 be yes, and defrost is when starting, and opening heater strip is begun to warm up, if defrost does not start,
Then EP (end of program), without draining；
If 4. steps 3. in the non-draining cumulative time be more than threshold value T3 judged result be no, EP (end of program), without arrange
Water.
The second preferred embodiment that the present invention is provided, the preferred embodiment is compared with first preferred embodiment, control system
Also include humidity sensor（It is not shown）, humidity sensor is located to be used to monitor humidity in drawer, and control system in drawer
Master control borad and humidity sensor be electrically connected with to obtain humidity value that humidity sensor monitors and handled, same master control
Plate controls air door and dehumidifying blower fan to open or close respectively, and master control borad electrically connects to control the heating of heater strip with heater strip
Or stop heating.Other structures are identical with first embodiment, therefore no longer specific introduction.
As shown in figure 12, this preferred embodiment also discloses a kind of control method of refrigerator, equally, the controlling party of the refrigerator
Method includes opening the dehumanization method after drawer, and with respect to first preferred embodiment, this is opened the dehumanization method after drawer and added in drawer
The step of humidity judges.Comprise the following steps specifically, this opens the dehumanization method after drawer：
S1. judge whether dehumidifying；
S2. judged result is when being, judges whether the accumulative dehumidifying time reaches the scheduled time in step S1, if reaching above-mentioned pre-
Fix time, close dehumidifying blower fan to stop air flow in drawer, and close air door, if the not up to above-mentioned scheduled time, journey
Sequence terminates, continuation dehumidifies；
S3. when judged result is no in step S1, judge whether humidity is more than given threshold H1, if humidity sensor monitoring
The judged result that humidity is more than given threshold H1 is yes, calculates drawer and closes cumulative time and the cumulative time of comparison and given threshold
T4, if the judged result that the humidity of humidity sensor monitoring is more than threshold value H1 is no, EP (end of program), stopping dehumidifying；
If S4. the cumulative time is more than threshold value T4 in step S3, judge whether the temperature of evaporator is less than 0 DEG C, if the temperature of evaporator
Judged result of the degree less than 0 DEG C is yes, then opens dehumidifying blower fan to force air flow in drawer, and it is solidifying to reduce to open air door
Reveal the temperature of metallic plate；If the judged result that the temperature of evaporator is less than 0 DEG C is no, EP (end of program), stopping dehumidifying；
If the judged result that S5. cumulative time is more than threshold value T4 in step S3 is no, EP (end of program), stopping dehumidifying.
As shown in figure 13, control method also includes automatic dehumidifying method, and the automatic dehumidifying method comprises the following steps：
A. judge whether dehumidifying；
B. judged result is when being, continuation judges whether humidity is less than given threshold H2 in step a, if humidity is less than setting threshold
Value H2 judged result, to stop air flow in drawer, and closing air door, sets when being, to close dehumidifying blower fan if humidity is less than
When the judged result for determining threshold value H2 is no, then EP (end of program), continuation dehumidifies；
C. when judged result is no in step a, reads humidity sensor reading and simultaneously handle, then judge whether humidity is more than and set
Determine threshold value H1, if the judged result that humidity is more than given threshold H1 is yes, judge whether the temperature of evaporator is less than 0 DEG C；
If the judged result that d. temperature of evaporator is less than 0 DEG C is yes, open dehumidifying blower fan to force air stream in drawer
It is dynamic, and open air door to reduce the temperature of condensation metallic plate；If the judged result that the temperature of evaporator is less than 0 DEG C is no, journey
Sequence terminates, stopping dehumidifies；
If the judged result that e. humidity is more than given threshold H1 in step c is no, EP (end of program), stop dehumidifying.
In this preferred embodiment, there is provided humidity sensor so that can accurately grasp humidity in drawer, and according to humidity
To be controlled, so that more accurate to the Dehumidification controlling of drawer, effect on moisture extraction is more excellent.
In the preferred embodiment, control method also includes water discharge control method, its water discharge control method and first embodiment
In water discharge control method it is identical, be no longer described in detail herein.
The third preferred embodiment that the present invention is provided, the preferred embodiment is compared with first preferred embodiment, control system
Also include the first level sensor for being used to monitor water level in drainpipe（It is not shown）, wherein master control borad and the first level sensor
Be electrically connected with to obtain water level value that the first level sensor monitors and be handled, same master control borad control respectively air door and
Dehumidifying blower fan is opened or closed, and heating or stopping that master control borad electrically connect with heater strip to control the heater strip are heated.
Other structures are identical with first embodiment, therefore no longer specific introduction.
This preferred embodiment also discloses a kind of control method of refrigerator, equally, and the control method of the refrigerator includes opening taking out
Dehumanization method after drawer.Specifically, as shown in figure 9, this to open the dehumanization method after drawer identical with first embodiment including as follows
Step：
S1. judge whether dehumidifying；
S2. judged result is when being, judges whether the accumulative dehumidifying time reaches the scheduled time in step S1, if reaching above-mentioned pre-
Fix time, close dehumidifying blower fan to stop air flow in drawer, and close air door, if the not up to above-mentioned scheduled time, after
Continuous dehumidifying；
S3. when judged result is no in step S1, the cumulative time that drawer is closed is calculated;
S4. whether the cumulative time is more than threshold value T1 in judgment step S3;
S5. judged result is when being, judges whether the temperature of evaporator is less than 0 DEG C in step S4, if the temperature of evaporator is less than
0 DEG C of judged result is yes, then opens dehumidifying blower fan to force air flow in drawer, and open air door to reduce condensation metal
The temperature of plate；If the judged result that the temperature of evaporator is less than 0 DEG C is no, EP (end of program), stopping dehumidifying；
S6. when judged result is no in step S4, EP (end of program), stopping dehumidifying.
Further, control system also includes the humidity sensor for being used to monitor humidity in drawer in drawer, master control
Plate and humidity sensor are electrically connected with to obtain humidity value that humidity sensor monitors and handled.
In addition, when being provided with humidity sensor, as shown in figure 12, it opens the dehumanization method after drawer and second embodiment
It is identical, specifically, in step s3, in step S1 judged result for it is no when, first judge humidity that humidity sensor detects is whether
More than given threshold H1, if the judged result that the humidity of humidity sensor monitoring is more than given threshold H1 is yes, then drawer is calculated
The cumulative time is closed, if the judged result that the humidity of humidity sensor monitoring is more than threshold value H1 is no, EP (end of program), stopping are removed
It is wet.
Control method in this preferred embodiment also includes automatic dehumidifying method, its automatic dehumidifying method and second embodiment
It is identical, no longer it is described in detail herein.
In addition, as shown in figure 14, the control method in this preferred embodiment also includes water discharge control method, draining control
Method comprises the following steps：
1. judges whether heater strip heats U-tube；
If 2. 1. middle judged result is yes to steps, determine whether whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, makes heater strip stop heating, if not up to above-mentioned setting time, and EP (end of program), continuation are heated；
If 3. 1. middle judged result is no to steps, the water level numerical value that first level sensor is monitored is read；
4. judges whether the water level numerical value that the first level sensor is monitored reaches water level settings threshold value W1, if reaching, water level is set
Determine threshold value W1, then open the heater strip and U-tube is heated, if not up to water level settings threshold value W1, EP (end of program), no
Carry out draining.
In this preferred embodiment, there is provided level sensor, can judge whether to draining according to the water level detected,
Make it possible to condensation water of draining in time, it is ensured that the dehumidifying of drawer.
The 4th preferred embodiment that the present invention is provided, the preferred embodiment is compared with third preferred embodiment, control system
Including two level sensors, specifically, control system includes the first level sensor for being used to monitor high water level in drainpipe
And for monitoring the second level sensor of low water level in drainpipe, master control borad and the first level sensor and the second level sensor
Device is electrically connected with, to obtain high watermark value that the first level sensor monitors and be handled and obtained the second level sensor
Low water level value that device is monitored simultaneously is handled.Equally, master control borad respectively controls air door and dehumidifying blower fan to open or close, and
Master control borad electrically connects the heating to control heater strip with heater strip or stops heating.
In the preferred embodiment, two level sensors are set so that draining control is more accurate.
Further, identical with 3rd embodiment, the control system in the embodiment also includes being used to supervise in drawer
Survey the humidity sensor of humidity in drawer, the electric connection of master control borad and humidity sensor is wet with obtain that humidity sensor monitors
Angle value is simultaneously handled.Other structures are identical with first embodiment, are no longer described in detail.
Equally, the control method of the preferred embodiment also includes opening the dehumanization method after drawer and automatic dehumidifying method, and
It is identical with 3rd embodiment, therefore be no longer described in detail.
In addition, as shown in figure 15, control method also includes water discharge control method, water discharge control method comprises the following steps：
1. judges whether heater strip heats U-tube；
If 2. 1. middle judged result is yes to steps, determine whether whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, makes heater strip stop heating, if not up to above-mentioned setting time, and EP (end of program), continuation are heated；
If 3. 1. middle judged result is no to steps, the first level sensor is read respectively and the second level sensor is monitored
Water level numerical value；
4. judges whether the water level numerical value of the first level sensor reaches high water level given threshold W2, if reaching, high water level is set
Threshold value W2, then open the heater strip and U-tube heated, if not up to high water level given threshold W2, judges the second water
Whether the water level numerical value of level sensor reaches low water level given threshold W1；
If 5. steps 4. in the water level numerical value of the second level sensor reach low water level given threshold W1, judge whether defrost
Start, if defrost starts, open heater strip U-tube is heated, if defrost is not started to, EP (end of program), without
Draining；
If 6. step 4. in the water level numerical value of the second level sensor be not up to low water level given threshold W1, EP (end of program), no
Carry out draining.
The 5th preferred embodiment that the present invention is provided, the preferred embodiment is compared with the 4th preferred embodiment, the preferred reality
Apply in example, control system also includes the humidity sensor for being used to monitor humidity in drawer in drawer, master control borad is passed with humidity
Sensor is electrically connected with to obtain humidity value that humidity sensor monitors and handled, the preferred embodiment and fourth embodiment
Be not both, master control borad also judge refrigerator whether be in user's usage time interval, specifically, master control borad is by judging whether user
The temperature of usage time interval and humidity value and evaporator respectively controls the air door and dehumidifying blower fan to open or close, and master control borad
Also the heating to control heater strip is electrically connected with heater strip or stops heating.
In the preferred embodiment, control method includes opening the dehumanization method after drawer and automatic dehumidifying method, opens after drawer
Dehumanization method it is identical with the third and fourth embodiment, be no longer described in detail herein.As shown in figure 16, its automatic dehumidifying method
Comprise the following steps：
A. judge whether dehumidifying；
B. judged result is when being, continuation judges whether humidity is less than given threshold H2 in step a, if humidity is less than setting threshold
Value H2 judged result, to stop air flow in drawer, and closing air door, sets when being, to close dehumidifying blower fan if humidity is less than
When the judged result for determining threshold value H2 is no, then EP (end of program), continuation dehumidifies；
C. when judged result is no in step a, reads humidity sensor reading and simultaneously handle, then judge whether humidity is more than and set
Determine threshold value H1；
If the judged result that d. humidity is more than given threshold H1 is yes, judge whether current be user's usage time interval, if currently
For user's usage time interval, then the EP (end of program), stopping dehumidifying, if being currently not user user's usage time interval, continue to sentence
Whether the temperature of disconnected evaporator is less than 0 DEG C；
If the judged result that e. humidity is more than given threshold H1 is no, the EP (end of program), stopping dehumidifying；
If the judged result that f. temperature of evaporator is less than 0 DEG C in step d is yes, open dehumidifying blower fan to force in drawer
Air flow, and open air door to reduce the temperature of condensation metallic plate；If the judged result that the temperature of evaporator is less than 0 DEG C is
It is no, then EP (end of program), stopping dehumidifying.
Identical with fourth embodiment, further, control system also includes being used to monitor first of high water level in drainpipe
Level sensor（It is not shown）With the second level sensor for monitoring low water level in drainpipe（It is not shown）, master control borad and institute
State the first level sensor and the second level sensor is electrically connected with, to obtain the high water level that the first level sensor is monitored
It is worth and is handled and obtained low water level value that the second level sensor monitors and is handled.
The control method of refrigerator also includes water discharge control method, and its water discharge control method is identical with fourth embodiment, herein
No longer it is described in detail.
It should be understood that, although the present specification is described in terms of embodiments, but not each embodiment only includes one
Individual independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art will should say
Bright book is as an entirety, and the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should be included in the scope of the protection.
Claims (14)
1. a kind of control system of refrigerator, the refrigerator includes refrigerating chamber, the drawer in the refrigerating chamber, evaporator, wind
Road, the air outlet between air channel and refrigerating chamber and the air door of the air outlet can be selectively opened or close, its feature
It is, being provided with to be provided with condensation metallic plate, and the drawer in the drawer makes condensation metallic plate described in air flow in drawer
Dehumidifying blower fan, the drawer, which is provided with, to be used to collect the groove of the condensation produced on the condensation metallic plate, and the refrigerator is also
Including drainpipe and drip tray, the drainpipe includes U-tube part and the peripheral heater strip located at the U-tube part,
The U-tube part is set adjacent to the evaporator, and one end of the drainpipe is communicated in the groove, the drainpipe
The other end is located at the drip tray, and the control system includes master control borad and is used to monitor in the drawer in the drawer
The humidity sensor of humidity, the master control borad is electrically connected with the humidity sensor and monitored with obtaining the humidity sensor
Humidity value and handled, the master control borad controls the air door and dehumidifying blower fan to open or close respectively, and the master
Control plate electrically connects the heating to control the heater strip with the heater strip or stops heating.
2. the control system of refrigerator according to claim 1, it is characterised in that the drawer also includes dividing plate, it is described every
Plate is by the drawer separation into condensation space and for placing the memory space of article, and the dividing plate described in insertion provided with condensing
Space and the air inlet of memory space, the dehumidifying blower fan are located at the condensation space, and the condensation metallic plate is exposed to institute
Condensation space is stated, the air in the memory space is drawn into the condensation space by the dehumidifying blower fan by the air inlet
And flow to the condensation metallic plate.
3. the control system of refrigerator according to claim 2, it is characterised in that the drawer include front side board, left plate,
Right plate, bottom plate and back side panel, the back side panel, dividing plate, partial left side plate and partial right side plate constitute the condensation space, institute
State condensation metallic plate to be located between the dividing plate and back side panel, the dehumidifying blower fan is on the condensation metallic plate.
4. the control system of refrigerator according to claim 3, it is characterised in that the dehumidifying blower fan is just to the air inlet
Set.
5. the control system of refrigerator according to claim 3, it is characterised in that the dividing plate, front side board, left plate, the right side
Side plate and bottom plate are formed in one structure, and the back side panel is removably disposed, and the back side panel provided with air intake passage and
Return air channel.
6. the control system of refrigerator according to claim 2, it is characterised in that the projection position of the dividing plate in the horizontal plane
In in the drop shadow spread of the groove in the horizontal plane, the groove has bottom, has between the dividing plate and the bottom
Certain interval, memory space is entered by the dried air of condensation metallic plate by the gap.
7. the control system of refrigerator according to claim 1, it is characterised in that the refrigerator also includes refrigerating chamber, described
Evaporator is respectively that the refrigerating chamber and refrigerating chamber provide cold, and cold wind is transported to by the evaporator by the air outlet
The condensation metallic plate, the U-tube part is set adjacent to the evaporator.
8. the control system of refrigerator according to claim 1, it is characterised in that the refrigerator also includes refrigerating chamber, described
Evaporator includes providing the refrigeration evaporator of cold for refrigerating chamber and providing the refrigerating evaporator of cold, the refrigeration for refrigerating chamber
Cold wind is transported to the condensation metallic plate by evaporator by the air outlet, and the U-tube part is adjacent to the freezing and evaporating
Device is set.
9. a kind of control method of refrigerator, the refrigerator includes refrigerating chamber, the drawer in the refrigerating chamber, evaporator, wind
Road, the air outlet between air channel and refrigerating chamber and the air door of the air outlet can be selectively opened or close, its feature
It is, is provided with the drawer in the humidity sensor for being used for monitoring humidity in the drawer, the drawer and is additionally provided with condensation gold
Belong to provided with the dehumidifying blower fan of condensation metallic plate described in air flow in drawer is made in plate, and the drawer, the drawer is provided with
Groove for collecting the condensation produced on the condensation metallic plate, the refrigerator also includes drainpipe and drip tray, the row
Water pipe includes U-tube part and the peripheral heater strip located at the U-tube part, and the U-tube part is adjacent to the evaporation
Device is set, and one end of the drainpipe is communicated in the groove, and the other end of the drainpipe is located at the drip tray, described
Control method includes opening the dehumanization method after drawer, and the dehumanization method opened after drawer comprises the following steps：
S1. judge whether dehumidifying；
S2. judged result is when being, judges whether the accumulative dehumidifying time reaches the scheduled time in step S1, if reaching above-mentioned pre-
Fix time, close dehumidifying blower fan to stop air flow in drawer, and close air door, if the not up to above-mentioned scheduled time, journey
Sequence terminates, continuation dehumidifies；
S3. when judged result is no in step S1, judge whether humidity is more than given threshold H1, if humidity sensor monitoring
The judged result that humidity is more than given threshold H1 is yes, calculates drawer and closes cumulative time and the cumulative time of comparison and given threshold
T4, if the judged result that the humidity of humidity sensor monitoring is more than threshold value H1 is no, EP (end of program), stopping dehumidifying；
If S4. the cumulative time is more than threshold value T4 in step S3, judge whether the temperature of evaporator is less than 0 DEG C, if the temperature of evaporator
Judged result of the degree less than 0 DEG C is yes, then opens dehumidifying blower fan to force air flow in drawer, and it is solidifying to reduce to open air door
Reveal the temperature of metallic plate；If the judged result that the temperature of evaporator is less than 0 DEG C is no, EP (end of program), stopping dehumidifying；
If the judged result that S5. cumulative time is more than threshold value T4 in step S3 is no, EP (end of program), stopping dehumidifying.
10. the control method of refrigerator according to claim 9, it is characterised in that the drawer also includes dividing plate, it is described every
Plate is by the drawer separation into condensation space and for placing the memory space of article, and the dividing plate described in insertion provided with condensing
Space and the air inlet of memory space, the dehumidifying blower fan are located at the condensation space, and the condensation metallic plate is exposed to institute
Condensation space is stated, the air in the memory space is drawn into the condensation space by the dehumidifying blower fan by the air inlet
And flow to the condensation metallic plate.
11. refrigerator according to claim 9, it is characterised in that the refrigerator also includes refrigerating chamber, the evaporator difference
Cold is provided for the refrigerating chamber and refrigerating chamber, and cold wind is transported to the condensation gold by the evaporator by the air outlet
Belong to plate, the U-tube part is set adjacent to the evaporator.
12. refrigerator according to claim 9, it is characterised in that the refrigerator also includes refrigerating chamber, the evaporator includes
The refrigeration evaporator of cold is provided for refrigerating chamber and the refrigerating evaporator of cold is provided for refrigerating chamber, and the refrigeration evaporator passes through
Cold wind is transported to the condensation metallic plate by the air outlet, and the U-tube part is set adjacent to the refrigerating evaporator.
13. the control method according to claim 9, it is characterised in that the control method also includes automatic dehumidifying side
Method, the automatic dehumidifying method comprises the following steps：
A. judge whether dehumidifying；
B. judged result is when being, continuation judges whether humidity is less than given threshold H2 in step a, if humidity is less than setting threshold
Value H2 judged result, to stop air flow in drawer, and closing air door, sets when being, to close dehumidifying blower fan if humidity is less than
When the judged result for determining threshold value H2 is no, then EP (end of program), continuation dehumidifies；
C. when judged result is no in step a, reads humidity sensor reading and simultaneously handle, then judge whether humidity is more than and set
Determine threshold value H1, if the judged result that humidity is more than given threshold H1 is yes, judge whether the temperature of evaporator is less than 0 DEG C；
If the judged result that d. temperature of evaporator is less than 0 DEG C is yes, open dehumidifying blower fan to force air stream in drawer
It is dynamic, and open air door to reduce the temperature of condensation metallic plate；If the judged result that the temperature of evaporator is less than 0 DEG C is no, journey
Sequence terminates, stopping dehumidifies；
If the judged result that e. humidity is more than given threshold H1 in step c is no, EP (end of program), stop dehumidifying.
14. the control method according to claim 13, it is characterised in that the control method also includes draining controlling party
Method, the water discharge control method comprises the following steps：
1. judges whether heater strip heats U-tube；
If 2. 1. middle judged result is yes to steps, determine whether whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, makes heater strip stop heating, if not up to above-mentioned setting time, and EP (end of program), continuation are heated；
If 3. 1. middle judged result is no to steps, calculate away from the non-draining cumulative time between last time draining, if non-draining is tired
It is more than threshold value T3 between timing, and defrost is when starting, and opens heater strip and begins to warm up；
If 4. steps 3. in the non-draining cumulative time be more than threshold value T3 judged result be no, EP (end of program), without arrange
Water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710516918.5A CN107314611A (en) | 2017-06-29 | 2017-06-29 | The control system and control method of refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710516918.5A CN107314611A (en) | 2017-06-29 | 2017-06-29 | The control system and control method of refrigerator |
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| CN107314611A true CN107314611A (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710516918.5A Pending CN107314611A (en) | 2017-06-29 | 2017-06-29 | The control system and control method of refrigerator |
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| CN (1) | CN107314611A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110440495A (en) * | 2019-08-28 | 2019-11-12 | 长虹美菱股份有限公司 | A kind of refrigerator defrosting control method and device |
| CN111473572A (en) * | 2019-01-23 | 2020-07-31 | 青岛海尔股份有限公司 | Refrigerator control method and refrigerator |
| CN112747529A (en) * | 2019-10-31 | 2021-05-04 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
| CN117450740A (en) * | 2023-12-19 | 2024-01-26 | 珠海格力电器股份有限公司 | Quick freezing control method and device, quick freezer and storage medium |
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| CN201992930U (en) * | 2011-04-06 | 2011-09-28 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN202547233U (en) * | 2012-03-28 | 2012-11-21 | 苏州三星电子有限公司 | Refrigerator |
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| CN2854462Y (en) * | 2005-09-19 | 2007-01-03 | 防潮家股份有限公司 | Airflow strengthening device for dehumidifier of electronic moisture-proof box |
| CN201992930U (en) * | 2011-04-06 | 2011-09-28 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111473572A (en) * | 2019-01-23 | 2020-07-31 | 青岛海尔股份有限公司 | Refrigerator control method and refrigerator |
| CN110440495A (en) * | 2019-08-28 | 2019-11-12 | 长虹美菱股份有限公司 | A kind of refrigerator defrosting control method and device |
| CN110440495B (en) * | 2019-08-28 | 2021-10-01 | 长虹美菱股份有限公司 | Refrigerator defrosting control method and device |
| CN112747529A (en) * | 2019-10-31 | 2021-05-04 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
| CN117450740A (en) * | 2023-12-19 | 2024-01-26 | 珠海格力电器股份有限公司 | Quick freezing control method and device, quick freezer and storage medium |
| CN117450740B (en) * | 2023-12-19 | 2024-05-17 | 珠海格力电器股份有限公司 | Quick freezing control method and device, quick freezer and storage medium |
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Application publication date: 20171103 |