CN107421203A - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN107421203A CN107421203A CN201710516916.6A CN201710516916A CN107421203A CN 107421203 A CN107421203 A CN 107421203A CN 201710516916 A CN201710516916 A CN 201710516916A CN 107421203 A CN107421203 A CN 107421203A
- Authority
- CN
- China
- Prior art keywords
- drawer
- condensation
- plate
- evaporator
- metallic plate
- 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.)
- Pending
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Classifications
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
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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
- 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
- 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
Abstract
Present invention is disclosed a kind of refrigerator,Condensation metallic plate is provided with the drawer of refrigerator,And the dehumidifying blower fan for making condensation metallic plate described in air flow in drawer is provided with the drawer,The side of the condensation metallic plate is exposed to the drawer,The opposite side of the condensation metallic plate can receive the cold wind blown from the air outlet,The drawer is provided with the groove for being used for collecting caused condensation on the condensation metallic plate,The refrigerator also includes drainpipe,Drip tray,For monitoring the first level sensor of high water level in the drainpipe and the second level sensor for monitoring low water level in the drainpipe,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 other end of the drainpipe is located at the drip tray.Drawer in the refrigerator cold-storage room has more excellent effect on moisture extraction.
Description
Technical field
The present invention relates to family's electro-technical field, more particularly to a kind of refrigerator.
Background technology
Generally, refrigerator includes temperature-changing chamber, is provided with circulation air path in or beyond temperature-changing chamber, at least provided with wind on circulation air path
Fan, evaporator, heating wire and temperature sensor；After starting fan, air pushes to temperature-changing chamber by fan by air outlet, then passes through
Cross temperature-changing chamber and return to return air inlet, the humid air in temperature-changing chamber enters evaporator, and humid air is by evaporator condensation or icing, change
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 refrigerator, the drawer in the refrigerator cold-storage room has more excellent effect on moisture extraction.
One of for achieving the above object, an embodiment of the present invention provides a kind of refrigerator, and the refrigerator includes forming
The casing of refrigerating chamber, the refrigerating chamber chamber door for opening and closing the refrigerating chamber, the drawer in the refrigerating chamber, evaporation
Device, air channel, the air outlet between air channel and refrigerating chamber and the air door that can be selectively opened or close the air outlet, its
Described in be provided with condensation metallic plate in drawer, and provided with making removing for condensation metallic plate described in air flow in drawer in the drawer
Wet blower, the side of the condensation metallic plate are exposed to the drawer, the opposite side of the condensation metallic plate can receive from
The cold wind that the air outlet is blown, the drawer are provided with the groove for being used for collecting caused condensation on the condensation metallic plate,
The refrigerator also includes drainpipe, drip tray, the first level sensor for monitoring high water level in the drainpipe and is used for
The second level sensor of low water level in the drainpipe is monitored, the drainpipe includes U-tube part and located at the U-tube
Partial peripheral heater strip, the U-tube part is set adjacent to the evaporator, and one end of the drainpipe is communicated in institute
Groove is stated, the other end of the drainpipe is located at the drip tray.
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, which is provided with, penetrates the condensation space and storage sky
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 form 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, air inlet described in the dehumidifying blower fan face is set.
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.
As the further improvement of embodiment of the present invention, the back side panel is removably disposed, and on the back side panel
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 is located at the groove and existed
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 the connection left side
The rear wall of side wall and right side wall, the drainpipe include being communicated in the first paragraph of the groove and are at an angle of with the first paragraph
Set and located at the second segment of the rear wall, and the second segment is connected with the U-tube part.
As the further improvement of embodiment of the present invention, first paragraph and second segment institute angle degree is obtuse angle.
As the further improvement of embodiment of the present invention, the first paragraph, second segment and U-tube part are formed in one
Structure.
As the further improvement of embodiment of the present invention, the first paragraph and second segment are formed in one structure, described
Second segment and U-tube part bonding or welding.
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 are 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 humidity sensor for monitoring humidity is additionally provided with the drawer
Device.
Compared with prior art, the beneficial effects of the present invention are：Technical scheme provided by the invention, due to being set in drawer
Have and be used for condensation metallic plate, when condensation metallic plate have received from the cold wind that air outlet is blown, temperature of the condensation metallic plate in drawer
Spend minimum.So, when the moisture in drawer is blowed to condensation metallic plate by the blower fan that dehumidifies, condensation can be produced in condensation metallic plate,
And caused condensation water flows to drip tray by drainpipe.The present invention is blown a cold wind over by evaporator to condensation metallic plate, makes condensation
Metallic plate is in low temperature, and moisture produces condensation, so that the drawer in refrigerating chamber reaches preferably effect on moisture extraction.Other two
Individual level sensor can accurately monitor the water level in drainpipe and carry out Dehumidification controlling accordingly, so that the refrigerator has
More excellent 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, and therefore, are only used for illustrating the basic structure of the theme of the application.
In addition, it is used herein for example " on ", " top ", " under ", the term of the representation space relative position such as " 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.
Furthermore, it should be appreciated that although the grade of term first, second can be used to describing herein various elements or
Structure, but these are described the limitation that object should not be restricted by above-mentioned term.Above-mentioned term be only used for by these description objects that
This is distinguished.For example, the first level sensor can be referred to as the second level sensor, equally, the second level sensor also may be used
With referred to as the first level sensor, this protection domain without departing from this application.
As shown in figure 1, the first embodiment of the present invention, the embodiment discloses a kind of refrigerator, including forms 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, steam
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, condensation metallic plate 30 is provided with drawer 24, and interior be provided with of 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 are 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 caused condensation.In addition, refrigerator also includes drainpipe 36 and drip tray（It is not shown）, drainpipe 36 includes U-tube
Part 38 and the peripheral heater strip located at U-tube part 38（It is not shown）, U-tube part 38 is set adjacent to evaporator, and is arranged
One end of water pipe 36 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 caused condensation water 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 produces
Condensation, so that the drawer 24 in refrigerating chamber 22 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, force the moisture in drawer 24 to flow through metallic plate, and make steam condensation in condensation gold
Belong on plate 30, caused condensation water is collected into groove 34 on condensation metallic plate 30, 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
Cold is provided for refrigerating chamber 40 and refrigerating chamber 22, and cold wind is transported to condensation metallic plate 30 by evaporator by air outlet 28, together
Sample, U-tube part 38 are 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, 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 is worked simultaneously, is frozen so as to melt in pipe, and superfluous water is discharged, and finally keeps U
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 used by dividing plate 50
In the memory space 54 for placing article, dividing plate 50 is provided with the air inlet 56 of 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 flows to condensation metallic plate 30.
In addition, the projection of dividing plate 50 in the horizontal plane, 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 30 dried air of condensation metallic plate 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 form condensation space 52, front side board 58, partial left side plate 60, part
Right plate 62 and dividing plate 50 form 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, the dehumidifying face air inlet 56 of blower fan 32 is set.So, work
Make more efficient, dehumidification rate is more excellent.Certainly, dehumidify blower fan 32 can not also face air inlet 56 set, 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 there is provided binary cycle system, so that drawer
Certain refrigerated storage temperature is ensure that in 24, and also ensure that with dry cold storage environment, there is good effect on moisture extraction.
In the present embodiment, back side panel 66 is fixed by screw, certainly, can also use other fixed forms such as riveting.Condensation
Metallic plate 30 also uses split settings 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, rear wall 76 connects left side wall, right side wall, roof 72 and bottom wall 74, and drainpipe 36 includes 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.Preferably, 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 and U-tube part 38 can also separately manufacturing, then bonding or welding between each other.Equally, can also
One section 78 and second segment 80 are formed in one structure, and using bonding or welding 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 with control the heating of 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), continue to dehumidify；
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 opens air door to reduce condensation gold
Belong to plate 30（Referring to Fig. 3）Temperature；If judged result of the temperature of evaporator less than 0 DEG C is no, EP (end of program), stopping remove
It is wet；
S6. when judged result is no in step S4, EP (end of program), dehumidifying is stopped.
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, continues to dehumidify；
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 judged result of the temperature of evaporator 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), dehumidifying is stopped.
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；
2. 1. if middle judged result is yes to steps, determine whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, heater strip is set to stop heating, if not up to above-mentioned setting time, EP (end of program), continues to heat；
3. 1. if middle judged result is no to steps, calculate away from the non-draining cumulative time between last time draining, if non-draining is tired out
More than threshold value T3 judged result be yes between timing, and when defrost starts, 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 more than threshold value T3 judged result be no, EP (end of program), without arranging
Water.
Second preferred embodiment provided by the invention, 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 be handled, same master control
Plate controls air door respectively and the blower fan that dehumidifies opens or closes, and master control borad electrically connects with heater strip to control the heating of 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, continues to dehumidify；
S3. when judged result is no in step S1, judge whether humidity is more than given threshold H1, if humidity sensor monitoring
Judged result of the humidity more than given threshold H1 is yes, calculates drawer and closes cumulative time and the cumulative time of comparison and given threshold
T4, if judged result of the humidity more than threshold value H1 of humidity sensor monitoring is no, EP (end of program), stop 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 judged result of the temperature of evaporator less than 0 DEG C is no, EP (end of program), stop dehumidifying；
If S5. judged result of the cumulative time more than threshold value T4 is no in step S3, EP (end of program), stop 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, continues to judge whether humidity is less than given threshold H2 in step a, if humidity is less than setting threshold
Value H2 judged result closes air door when being, to close dehumidifying blower fan to stop air flow in drawer, is set if humidity is less than
Determine threshold value H2 judged result for it is no when, then EP (end of program), continue to dehumidify；
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 judged result of the humidity more than given threshold H1 is yes, judge whether the temperature of evaporator is less than 0 DEG C；
If d. judged result of the temperature of evaporator less than 0 DEG C is yes, dehumidifying blower fan is opened to force air stream in drawer
It is dynamic, and air door is opened to reduce the temperature of condensation metallic plate；If judged result of the temperature of evaporator less than 0 DEG C is no, journey
Sequence terminates, stopping dehumidifies；
If e. judged result of the humidity more than given threshold H1 is no, EP (end of program) in step c, stop dehumidifying.
In this preferred embodiment, there is provided humidity sensor so that humidity in drawer can be accurately grasped, 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.
Third preferred embodiment provided by the invention, the preferred embodiment is compared with first preferred embodiment, control system
Also include being used for the first level sensor for monitoring 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 master control borad is electrically connected with heater strip to control the heating of the heater strip or stop heating.
Other structures are identical with first embodiment, therefore no longer specific introduction.
This preferred embodiment also discloses a kind of control method of refrigerator, and equally, 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 opens air door to reduce condensation metal
The temperature of plate；If judged result of the temperature of evaporator less than 0 DEG C is no, EP (end of program), stop dehumidifying；
S6. when judged result is no in step S4, EP (end of program), dehumidifying is stopped.
Further, control system also includes being used for the humidity sensor for monitoring humidity in drawer, master control in drawer
Plate and humidity sensor are electrically connected with to obtain humidity value that humidity sensor monitors and be 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 judged result of the humidity more than given threshold H1 of humidity sensor monitoring is yes, then drawer is calculated
The cumulative time is closed, if judged result of the humidity more than threshold value H1 of humidity sensor monitoring is no, EP (end of program), stopping remove
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；
2. 1. if middle judged result is yes to steps, determine whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, heater strip is set to stop heating, if not up to above-mentioned setting time, EP (end of program), continues to heat；
3. 1. if middle judged result is no to steps, the water level numerical value that first level sensor monitors is read；
4. judges whether the water level numerical value that the first level sensor monitors reaches water level settings threshold value W1, set if reaching water level
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,
Condensation water of draining in time is made it possible to, ensure that the dehumidifying of drawer.
4th preferred embodiment provided by the invention, the preferred embodiment is compared with third preferred embodiment, control system
Including two level sensors, specifically, control system includes being used for the first level sensor for monitoring 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, and the high watermark value monitored with the first level sensor of acquisition is simultaneously handled and obtained the second level sensor
Low water level value that device monitors simultaneously is handled.Equally, master control borad respectively controls air door and the blower fan that dehumidifies opens or closes, and
Master control borad is electrically connected with heater strip to control the heating of heater strip or stop 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 with obtain humidity sensor monitor it is wet
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, and water discharge control method comprises the following steps：
1. judges whether heater strip heats U-tube；
2. 1. if middle judged result is yes to steps, determine whether the accumulative heat time reaches setting time, if reaching
Above-mentioned setting time, heater strip is set to stop heating, if not up to above-mentioned setting time, EP (end of program), continues to heat；
3. 1. if middle judged result is no to steps, the first level sensor is read respectively and the second level sensor monitors
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 setting
Threshold value W2, then open the heater strip and U-tube is 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 does not start 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.
5th preferred embodiment provided by the invention, the preferred embodiment is compared with the 4th preferred embodiment, the preferred reality
Apply in example, control system also includes being used for the humidity sensor for monitoring humidity in drawer in drawer, and master control borad passes with humidity
Sensor is electrically connected with to obtain humidity value that humidity sensor monitors and be handled, the preferred embodiment and fourth embodiment
Be not both that master control borad also judges whether refrigerator is 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 air door and the blower fan that dehumidifies opens or closes, and master control borad
Also electrically connected with heater strip to control the heating of heater strip or stop heating.
In the preferred embodiment, control method includes the dehumanization method and automatic dehumidifying method after opening drawer, after opening 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, continues to judge whether humidity is less than given threshold H2 in step a, if humidity is less than setting threshold
Value H2 judged result closes air door when being, to close dehumidifying blower fan to stop air flow in drawer, is set if humidity is less than
Determine threshold value H2 judged result for it is no when, then EP (end of program), continue to dehumidify；
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 d. judged result of the humidity 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 e. judged result of the humidity more than given threshold H1 is no, the EP (end of program), stop dehumidifying；
If f. judged result of the temperature less than 0 DEG C of evaporator is yes in step d, dehumidifying blower fan is opened to force in drawer
Air flow, and air door is opened to reduce the temperature of condensation metallic plate；If judged result of the temperature of evaporator 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 monitors
It is worth and is handled and obtained the 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 appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
Individual independent technical scheme, this narrating mode of specification is only that those skilled in the art will should say for clarity
For bright book as an entirety, 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 refrigerator, the refrigerator includes casing, the refrigerating chamber for opening and closing the refrigerating chamber for forming refrigerating chamber
Chamber door, the drawer in the refrigerating chamber, evaporator, air channel, the air outlet between air channel and refrigerating chamber and there can be choosing
Open or close the air door of the air outlet with selecting, it is characterised in that be provided with condensation metallic plate, and the drawer in the drawer
Interior be provided with makes the dehumidifying blower fan of condensation metallic plate described in air flow in drawer, and the side of the condensation metallic plate is exposed to described
Drawer, the opposite side of the condensation metallic plate can receive the cold wind blown from the air outlet, and the drawer, which is provided with, to be used
In the groove for collecting caused condensation on the condensation metallic plate, the refrigerator also includes drainpipe, drip tray, for monitoring
The first level sensor of high water level in drainpipe and the second level sensor for monitoring low water level in the drainpipe are stated,
The drainpipe includes U-tube part and the peripheral heater strip located at the U-tube part, and the U-tube part is adjacent to institute
Evaporator setting is stated, and one end of the drainpipe is communicated in the groove, the other end of the drainpipe is located at the water receiving
Disk.
2. refrigerator according to claim 1, it is characterised in that the drawer also includes dividing plate, and the dividing plate is taken out described
Drawer is separated into condensation space and the memory space for placing article, and the dividing plate, which is provided with, penetrates the condensation space and storage
The air inlet in space, the dehumidifying blower fan is located at the condensation space, and the condensation metallic plate is exposed to the condensation space,
Air in the memory space is drawn into described in the condensation space and flow direction by the dehumidifying blower fan by the air inlet
Condensation metallic plate.
3. refrigerator according to claim 2, it is characterised in that 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 form the condensation space, the condensation gold
Belong to plate to be located between the dividing plate and back side panel, the dehumidifying blower fan is on the condensation metallic plate.
4. refrigerator according to claim 3, it is characterised in that air inlet described in the dehumidifying blower fan face is set.
5. refrigerator according to claim 3, it is characterised in that the dividing plate, front side board, left plate, right plate and bottom plate
Be formed in one structure.
6. refrigerator according to claim 5, it is characterised in that the back side panel is removably disposed, and the back side panel
It is provided with air intake passage and return air channel.
7. refrigerator according to claim 2, it is characterised in that the projection of the dividing plate in the horizontal plane is located at the groove
In drop shadow spread in the horizontal plane, the groove has bottom, has certain interval between the dividing plate and the bottom, warp
Cross the condensation metallic plate dried air and memory space is entered by the gap.
8. refrigerator according to claim 1, it is characterised in that the casing is included described in left side wall, right side wall and connection
The rear wall of left side wall and right side wall, the drainpipe include be communicated in the groove first paragraph and with the first paragraph angulation
Degree sets and located at the second segment of the rear wall, and the second segment is connected with the U-tube part.
9. refrigerator according to claim 8, it is characterised in that first paragraph and second segment institute angle degree is obtuse angle.
10. refrigerator according to claim 8, it is characterised in that the first paragraph, second segment and U-tube part are integrated
Molding structure.
11. refrigerator according to claim 8, it is characterised in that the first paragraph and second segment are formed in one structure, institute
State second segment and U-tube part bonding or welding.
12. refrigerator according to claim 1, 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.
13. refrigerator according to claim 1, it is characterised in that the refrigerator also includes refrigerating chamber, and 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.
14. refrigerator according to claim 1, it is characterised in that the humidity for monitoring humidity is additionally provided with the drawer
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710516916.6A CN107421203A (en) | 2017-06-29 | 2017-06-29 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710516916.6A CN107421203A (en) | 2017-06-29 | 2017-06-29 | Refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107421203A true CN107421203A (en) | 2017-12-01 |
Family
ID=60427724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710516916.6A Pending CN107421203A (en) | 2017-06-29 | 2017-06-29 | Refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107421203A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344611A (en) * | 2019-08-09 | 2021-02-09 | 博西华电器（江苏）有限公司 | Refrigeration device |
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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 |
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| CN201398677Y (en) * | 2009-03-31 | 2010-02-10 | 青岛澳柯玛股份有限公司 | Novel cellaret with humidity control and stabilization system |
| CN202547233U (en) * | 2012-03-28 | 2012-11-21 | 苏州三星电子有限公司 | Refrigerator |
| CN102937355A (en) * | 2011-08-15 | 2013-02-20 | 苏州三星电子有限公司 | Fruit and vegetable chamber of refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201293512Y (en) * | 2008-10-21 | 2009-08-19 | 上海理工大学 | Self-draining arrangement for vacuum cooling equipment |
| CN201398677Y (en) * | 2009-03-31 | 2010-02-10 | 青岛澳柯玛股份有限公司 | Novel cellaret with humidity control and stabilization system |
| CN102937355A (en) * | 2011-08-15 | 2013-02-20 | 苏州三星电子有限公司 | Fruit and vegetable chamber of refrigerator |
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| CN112344611A (en) * | 2019-08-09 | 2021-02-09 | 博西华电器（江苏）有限公司 | Refrigeration device |
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Application publication date: 20171201 |