CN109974366A - Wind cooling refrigerator - Google Patents
Wind cooling refrigerator Download PDFInfo
- Publication number
- CN109974366A CN109974366A CN201910222843.9A CN201910222843A CN109974366A CN 109974366 A CN109974366 A CN 109974366A CN 201910222843 A CN201910222843 A CN 201910222843A CN 109974366 A CN109974366 A CN 109974366A
- Authority
- CN
- China
- Prior art keywords
- baffle
- ventilation shaft
- blower
- wind cooling
- cooling refrigerator
- 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
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
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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
- F25D21/002—Defroster control
- F25D21/008—Defroster control by timer
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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
Abstract
The present invention provides a kind of wind cooling refrigerator, comprising: evaporator compartment, press storehouse, control device and the ventilation shaft for being connected to evaporator compartment and press storehouse；Blower and the baffle for getting through or closing the ventilation shaft are provided in the ventilation shaft, when receiving defrost instruction, the control device controls the baffle and gets through the ventilation shaft and control the blower along the first steering rotation, first turns to and the air in press storehouse can be drawn onto evaporator compartment, the blower is controlled later turns to rotation along second, second turns to and the air in evaporator compartment can be drawn onto press storehouse, hot-air in press storehouse can be blown into evaporator compartment by the wind cooling refrigerator, frost on evaporator is melted and generates vapor by the hot-air, later, humid air in evaporator compartment is blown in press storehouse, so as to be effectively removed the frost on evaporator, and save electric energy.
Description
Technical field
The present invention relates to technical field of refrigeration equipment more particularly to a kind of wind cooling refrigerators.
Background technique
Evaporator and blower would generally be provided in the air duct of wind cooling refrigerator, in refrigeration, blower rotation simultaneously will be between storage
Relatively warm in room is drawn into air duct compared with humid air, then flows through evaporator, this is relatively warm to become colder compared with dry air compared with humid air,
Later, blower can store colder be blown into compared with dry air in compartment, to realize the purpose of refrigeration.It is understood that
In process of refrigerastion, therefore the surface of the evaporator frost that can freeze in wind cooling refrigerator, needs regularly to remove evaporator
Frost processing.
In the prior art, it will usually it is provided with electric heating wire on an evaporator, when deicing, can give electric heating wire galvanization,
Electric heating wire generates heat, which can pass to evaporator first, then evaporator can by the heat transfer to frost, due to
Frost is usually attached to evaporator surface, and therefore, the inside of the frost is first heated, so as to cause the frost incomplete
It will be fallen in evaporating dish between thawing, since the frost is not melted completely, the frost is not easy to from evaporating dish
Outflow, i.e., can not thoroughly remove frost.In conclusion this mode has the disadvantage in that (1) in defrost, uses electric energy
Defrost, this compares consumption electric energy；(2) frost melts obtained ice water and/or steam still stays in air duct, exists and ties again
A possibility that ice, compares consuming electric energy in refrigeration next time.
Therefore, during the defrost of wind cooling refrigerator, during how saving electric energy, defrost capable of being completely removed again
Generated ice water and steam just become a urgent problem to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of wind cooling refrigerators.
One of in order to achieve the above-mentioned object of the invention, an embodiment of the present invention provides a kind of wind cooling refrigerator, comprising: evaporator
Compartment, press storehouse, control device and the ventilation shaft for being connected to evaporator compartment and press storehouse；It is arranged in the ventilation shaft
There are blower and the baffle for getting through or closing the ventilation shaft, when receiving defrost instruction, the control device control
It makes the baffle to get through the ventilation shaft and control the blower along the first steering rotation, the first steering can be by press storehouse
In air be drawn onto evaporator compartment.
As the further improvement of an embodiment of the present invention, the control device is also used to: determining the blower edge
When first duration for turning to rotation was greater than first time threshold, the blower is controlled along second and turns to rotation, second turns to
Air in evaporator compartment can be drawn onto press storehouse.
As the further improvement of an embodiment of the present invention, the control device is also used to: determining the blower edge
Second turn to rotation duration be greater than second time threshold when, control ventilation shaft described in the flapper closure and control
The blower stops operating.
As the further improvement of an embodiment of the present invention, the control device is also used to: receiving defrost instruction
When, it controls the baffle and gets through the ventilation shaft and continue to carry out defrosting operation, until the state of wind cooling refrigerator meets in advance
If condition, ventilation shaft described in the flapper closure is controlled later and controls the blower stop operating；The defrosting operation
It specifically includes: controlling the blower and turn to rotation along first and continue third time threshold, control the blower later along second
It turns to and rotates and continue the 4th time threshold；Wherein, it first turns to and the air in press storehouse can be drawn onto evaporator compartment,
Second turns to and the air in evaporator compartment can be drawn onto press storehouse.
As the further improvement of an embodiment of the present invention, the exterior space of the press storehouse and the wind cooling refrigerator connects
It is logical.
As the further improvement of an embodiment of the present invention, refrigeration the control device: is in the wind cooling refrigerator
When state, ventilation shaft described in the flapper closure is controlled.
As the further improvement of an embodiment of the present invention, the inner surface of the shape of the baffle and the ventilation shaft
It matches and the edge of baffle is movably attached to the inner surface of the ventilation shaft by automatic reset device；When the baffle
When by force and movement, the baffle does not block the ventilation shaft；It is described to automatically reset when the baffle is not exerted a force
Device, which resets and controls the baffle, blocks the ventilation shaft；The blower includes that the blower includes shaft and is provided with
Several fan blades on shaft outer surface；" control the baffle and get through the ventilation shaft " specifically includes: control institute
Shaft is stated against the baffle and moving stop；" the controlling ventilation shaft described in the flapper closure " specifically includes: control
The shaft is far from the baffle and is not against baffle.
As the further improvement of an embodiment of the present invention, the shape of the baffle is circle, and the baffle is divided
Arc edge for the equal fan-shaped baffle of at least two radians, each sector baffle is flexibly connected by automatic reset device
To the inner surface of the ventilation shaft.
As the further improvement of an embodiment of the present invention, the shaft is described in being convex to towards one end of the baffle
The positive round cone of baffle, the short transverse of the positive round cone and the axis of the shaft are same straight line, and the normal cone is just
To the center of circle of the baffle.
As the further improvement of an embodiment of the present invention, in the ventilation shaft, the blower is relative to described
Baffle is closer to press storehouse.
Compared with the existing technology, the technical effects of the invention are that: the present invention provides a kind of wind cooling refrigerator, defrost handle
When, which can be blown into the hot-air in press storehouse in evaporator compartment, and the hot-air is by the ice on evaporator
Frost melts and generates vapor, later, by the humid air in evaporator compartment to blowing in press storehouse, so as to effectively go
Except the frost on evaporator, and save electric energy.
Detailed description of the invention
Fig. 1 be in the embodiment of the present invention include ventilation shaft, blower and baffle the first structural schematic diagram；
Fig. 2 be in the embodiment of the present invention include ventilation shaft, blower and baffle second of structural schematic diagram；
Fig. 3 A- Fig. 3 C is three kinds of structural schematic diagrams of the baffle in the embodiment of the present invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to various embodiments shown in the accompanying drawings.But these embodiments are not
The limitation present invention, structure that those skilled in the art are made according to these embodiments, method or change functionally
It changes and is included within the scope of protection of the present invention.
The term of the representation space relative position used herein such as "upper", " top ", "lower", " lower section " is for just
A unit as shown in the drawings or feature are described relative to another unit or the relationship of feature in the purpose of explanation.It is empty
Between the term of relative position can be intended to include different direction of the equipment in use or work other than orientation as shown in the figure.
For example, the unit for being described as being located at other units or feature " below " or " under " will if the equipment in figure overturn
Positioned at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both orientation.If
It is standby to be otherwise directed (be rotated by 90 ° or other directions), and be interpreted accordingly used herein with space correlation
Language is described.
Also, it should be understood that although term first, second etc. can be used to describe herein various elements or
Structure, but these are described object and should not be limited by these terms.These terms are only used to by these description objects that
This is distinguished.For example, the first fan-shaped baffle can be referred to as the second fan-shaped baffle, and similarly the second fan-shaped baffle can also be with
Referred to as first fan-shaped baffle, this protection scope without departing from the application.
The embodiment of the invention provides a kind of wind cooling refrigerators, as depicted in figs. 1 and 2, comprising:
Evaporator compartment (not shown), press storehouse (not shown), control device (not shown) and connection evaporator compartment
With the ventilation shaft 1 in press storehouse；Here, it can be provided with air duct in wind cooling refrigerator, can be provided in a region in air duct
Evaporator, this block region are exactly evaporator compartment；In wind cooling refrigerator refrigeration, the blower in air duct be can rotate, and will be between storage
Hotter wetter air in room, so that evaporator will cool down to the air, is cooling down to being drawn onto evaporator compartment
During, the steam in air is possible to form frost in evaporator surface, these frosts needs are removed.Here, such as
Shown in Fig. 1, the first end 11 of the ventilation shaft 1 is connected to evaporator compartment, second end 12 is connected to press storehouse and (is arranged in the press storehouse
There is compressor).
Blower 2 and the baffle 3 for getting through or closing the ventilation shaft 1 are provided in the ventilation shaft 1,
When receiving defrost instruction, the control device controls the baffle 3 and gets through the ventilation shaft 1 and control the blower 2
Rotation is turned to along first, first turns to and the air in press storehouse can be drawn onto evaporator compartment.Here, when baffle 3 is got through
When ventilation shaft 1, air can flow between evaporator compartment and press storehouse；It is empty when baffle 3 closes ventilation shaft 1
Gas can not just flow between evaporator compartment and press storehouse.
Here, wind cooling refrigerator would generally real-time detection refrigerator the state temperature etc. of compartment (for example, storage), when refrigerator
When state meets preset condition (for example, the temperature of storage compartment is excessively high), cooling stages will be entered, at this point, press storehouse
In compressor will start work, it is to be understood that air in press storehouse can gradually heating, until refrigeration terminates.Later,
The control device can receive defrost instruction, and wind cooling refrigerator enters the defrosting stage, and control module can control baffle 3 and get through this at this time
Ventilation shaft 1, and control blower 2 and turn to rotation along first, at this point, the hotter air in press storehouse will be along ventilation shaft
1 flows into evaporator compartment, so that the frost of evaporator surface is melted.
Here, in embodiments of the present invention, only need to rotate blower 2 when defrost, relative to using electric heating threading frost,
This consumed electric energy of mode is lower.
Preferably, the control device is also used to: being greater than in the duration for determining that the blower 2 turns to rotation along first
When first time threshold, the blower 2 is controlled along second and turns to rotation, second turns to and can inhale the air in evaporator compartment
Into press storehouse.Here, control device can obtain when controlling the beginning of blower 2 along the first steering rotation and start turning the time,
Then current time can be obtained in real time, therefore, when the duration=current time-for turning to rotation along first starts turning
Between.
Here it is possible to understand, frost is generally attached to the surface of evaporator, i.e. frost is wrapped in evaporator, and compared with
The air of heat can blow to evaporator, i.e. the outer surface of frost is first heated and is melted into water, and ceaselessly due to the hotter air
Evaporator is blowed to, therefore, melts obtained water and has very big probability and become vapor, that is, melt obtained water and have very
Small probability becomes water droplet drippage, and therefore, in the process of defrosting, the amount of the water vapor in air in evaporator compartment can be gradually
It is intended to be saturated.In the wind cooling refrigerator of the embodiment of the present invention, when the defrost time being greater than first time threshold, evaporator compartment
In air humidity it is higher, then control the blower 2 along second turn to rotation, humidity is higher in evaporator compartment at this time
Air can be sucked out, so as to effectively remove produced steam during defrost；In addition, air accommodate moisture ability with
Temperature increases and increases, and therefore, hotter air can accommodate more vapor, to be more conducive to removal defrost process
In produced steam.
Preferably, the control device is also used to: determining that the blower 2 is big along the duration of the second steering rotation
When second time threshold, controls the baffle 3 and close the ventilation shaft 1 and control the blower 2 and stop operating.Here,
Control device can obtain when controlling the beginning of blower 2 along the second steering rotation and start turning the time, then can obtain and work as in real time
Preceding time, therefore, the duration=current time-for turning to rotation along second start turning the time.Here, second time threshold
It can adjust according to the actual situation, so that being greater than for the second time in the duration that blower 2 turns to rotation along second
After threshold value, the water vapour content in evaporator compartment in air can be very low, can close ventilation shaft 1 later and stop blower
2 rotations stop removing defrosting, here, since baffle 3 has been switched off ventilation shaft 1, and in the process of refrigeration, evaporation
Cooling capacity in device compartment is not easy to reveal, so as to effectively save electric energy.Optionally, baffle 3 can choose heat-barrier material and be made.
Preferably, the control device is also used to: when receiving defrost instruction, being controlled the baffle 3 and is got through described lead to
Air piping 1 simultaneously continues to carry out defrosting operation, until the state of wind cooling refrigerator meets preset condition, controls the baffle 3 later
It closes the ventilation shaft 1 and controls the blower 2 and stop operating；
The defrosting operation specifically includes: it controls the blower 2 and turns to rotation along first and continue third time threshold,
The blower 2 is controlled later to turn to rotation along second and continue the 4th time threshold；Wherein, first turn to can will be in press storehouse
Air be drawn onto evaporator compartment, second turn to the air in evaporator compartment can be drawn onto press storehouse.Here, work as wind
When air in press storehouse is drawn onto evaporator compartment progress defrosting by machine 2, the air pressure in evaporator compartment can become larger, thus nothing
Method is blown into new air or the amount being blown into again and can gradually tail off, and the amount of steam that air can accommodate can also reach capacity.
It is understood that the quantity for the frost that can be removed is limited during carrying out once above-mentioned defrosting operation,
Therefore, defrosting operation above-mentioned several times can be carried out, so as to the frost of more thorough removal evaporator surface.This
In, the state of wind cooling refrigerator, which meets preset condition, to be specifically included: (1) amount of the frost of evaporator surface is less than preset value
When；(2) when receiving stopping defrost instruction.
Optionally, the interface of ventilation shaft 1 and evaporator compartment faces evaporator.Here, ventilation shaft 1 is blown out
Hotter air can directly blow to evaporator, to be conducive to remove the frost of evaporator surface.
Preferably, the press storehouse is connected to the exterior space of the wind cooling refrigerator.Here, in the process of defrosting, steam
Press storehouse can be entered by sending out the steam in device compartment, and press storehouse is connected to exterior space, and therefore, this is highly convenient in press storehouse
Steam flows in exterior space, to reduce the humidity of the air in press storehouse.Further, since air in press storehouse is wet
Degree reduces, it will be able to provide the lower air of humidity, into refrigerator compartment so as to more thorough removal defrost
Generated steam in journey.Optionally, the outer wall in press storehouse is provided with the through-hole being connected to exterior space.
Preferably, it when the wind cooling refrigerator is in refrigerating state, controls the baffle 3 and closes the ventilation shaft 1.
Preferably, the shape of the baffle 3 is matched with the inner surface of the ventilation shaft 1 and the edge of baffle 3 passes through
Automatic reset device 11 is movably attached to the inner surface of the ventilation shaft 1；
When the baffle 3 is by force and movement, the baffle 3 does not block the ventilation shaft 1；When the baffle 3 does not have
There is when being exerted a force, the automatic reset device 11 resets and controls the baffle 3 to block the ventilation shaft 1；The blower packet
Include several fan blades 22 that the blower 2 includes shaft 21 He is provided on 21 outer surface of shaft；Here, the shaft 21 with
Several fan blades 22 have collectively constituted a propeller arrangement.
" control the baffle 3 and get through the ventilation shaft 1 " specifically includes: controlling the shaft 21 against the gear
Plate 3 and moving stop 3；" control the baffle 3 and close the ventilation shaft 1 " specifically includes: it is remote to control the shaft 21
From the baffle 3 and it is not against baffle 3.Here, in Fig. 1, shaft 21 is against the baffle 3 and moving stop 3, and baffle 3 is not
Ventilation shaft 1 is blocked, so that air can flow between press storehouse and evaporator compartment；In Fig. 2, shaft 21 is far from institute
State baffle 3 and be not against baffle 3, baffle 3 blocks ventilation shaft 1, thus air just can not press storehouse and evaporator compartment it
Between flow.
Here, Fig. 3 A shows a kind of implementation of the baffle 3, and baffle 3 is circle, and an edge of baffle 3 passes through
Automatic reset device 11 is movably attached to the inner surface of the ventilation shaft 1, and therefore, which can automatically reset around this
Device 11 does circular motion, and when baffle 3 is not applied power, automatic reset device 11 resets and controls the plane of the baffle 3
In the extending direction perpendicular to the ventilation shaft 1, it is to be understood that the baffle 3 can block the ventilation shaft 1 at this time；
When baffle 3 is applied enough power, which can do circular motion along automatic reset device 11 and compress the dress that automatically resets
Set 11, it is to be understood that will appear gap between the inner surface of ventilation shaft 1 and baffle 3 at this time, so that baffle 3 does not block up
Fill in the ventilation shaft 1.
Preferably, as shown in Fig. 3 B and Fig. 3 C, the shape of the baffle 3 is circle, and the baffle 3 is divided at least two
The equal fan-shaped baffle 31 of a radian, the arc edge of each sector baffle 31 pass through automatic reset device 11 and are movably attached to
The inner surface of the ventilation shaft 1.
Here, Fig. 3 B and Fig. 3 C shows three kinds of possible implementations of the baffle:
(1) as shown in Figure 3B, baffle 3 is circle, and along the direction of a diameter by two semicircles of the baffle framing bits
The arc edge of the fan-shaped baffle 31 of (in figure 3b, point O is the center of circle), each sector baffle 31 passes through automatic reset device 11
It is movably attached to the inner surface of the ventilation shaft 1, therefore, the two fan-shaped baffles 31 can be around the automatic reset device
11 do circular motion.When two fan-shaped baffles 31 are not applied power, automatic reset device 11 resets and controls fan-shaped gear
The plane of piece 31 is in the extending direction perpendicular to the ventilation shaft 1, it is to be understood that two 31 meetings of fan-shaped baffle at this time
Block the ventilation shaft 1；When two fan-shaped baffles 31 are applied enough power, this two fan-shaped baffles 31 can be along automatic multiple
Position device 11 do circular motion and compression automatic reset device 11, it is to be understood that at this time the inner surface of ventilation shaft 1 with
It will appear gap between fan-shaped baffle 31, and also will appear gap between two fan-shaped baffles 31, be somebody's turn to do so that baffle 3 no longer blocks
Ventilation shaft 1.
(2) as shown in Figure 3B, baffle 3 is circle, and be divided into three (in fig. 3 c, point O be the center of circle) it is fan-shaped
The radian of fan-shaped baffle 31, each sector baffle 31 is 120 degree, and the arc edge of each sector baffle 31, which passes through, to automatically reset
Device 11 is movably attached to the inner surface of the ventilation shaft 1, and therefore, these three fan-shaped baffles 31 can be automatic multiple around this
Position device 11 does circular motion.When three fan-shaped baffles 31 are not applied power, automatic reset device 11 is resetted and is controlled
The plane of fan-shaped baffle 31 is in the extending direction perpendicular to the ventilation shaft 1, it is to be understood that three fan-shaped gears at this time
Piece 31 can block the ventilation shaft 1；When three fan-shaped baffles 31 are applied enough power, this three fan-shaped baffles 31 can be along
Automatic reset device 11 does circular motion and compression automatic reset device 11, it is to be understood that at this time in ventilation shaft 1
It will appear gap between surface and fan-shaped baffle 31, and also will appear gap between three fan-shaped baffles 31, so that baffle 3 is no longer
Block the ventilation shaft 1.
Preferably, as depicted in figs. 1 and 2, the shaft 21 is in be convex to the baffle 3 towards one end of the baffle 3
The axis of positive round cone, the short transverse of the positive round cone and the shaft is same straight line, described in the normal cone face
The center of circle of baffle 3.Here, since the short transverse of the positive round cone and axis are same straight line, the positive round cone is opposite
It is symmetrical in the axis, is the sector against baffle 3 and when shaft 21 is rotated around the axis in the side of positive round cone
Baffle 31 be it is static, i.e., fan-shaped baffle 31 will not do movement in a curve along dynamic resetting apparatus 11.
Preferably, in the ventilation shaft 1, the blower 2 is relative to the baffle 3 closer to press storehouse.In reality
In border, it is typically provided with motor in blower 2, drives the blower to rotate by motor, when the wind cooling refrigerator is in refrigerating state,
Baffle 3 will close the ventilation shaft 1, it is to be understood that at this point, the motor and evaporator compartment can be isolated by baffle 3,
So that the cooling capacity in evaporator compartment will not be transmitted on motor, motor will not freeze, so as to be significantly reduced stall
It happens.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of wind cooling refrigerator characterized by comprising
Evaporator compartment, press storehouse, control device and the ventilation shaft for being connected to evaporator compartment and press storehouse；
Blower and the baffle for getting through or closing the ventilation shaft are provided in the ventilation shaft, in receiving
When frost instruction, the control device, which controls the baffle and gets through the ventilation shaft and control the blower and turn to along first, to be turned
Dynamic, first turns to and the air in press storehouse can be drawn onto evaporator compartment.
2. wind cooling refrigerator according to claim 1, which is characterized in that the control device is also used to:
When the duration for determining that the blower turns to rotation along first being greater than first time threshold, the blower is controlled along the
Two turn to rotation, and second turns to and the air in evaporator compartment can be drawn onto press storehouse.
3. wind cooling refrigerator according to claim 2, which is characterized in that the control device is also used to:
When the duration for determining that the blower turns to rotation along second being greater than second time threshold, controls the baffle and close
It closes the ventilation shaft and controls the blower and stop operating.
4. wind cooling refrigerator according to claim 1, which is characterized in that the control device is also used to:
When receiving defrost instruction, controls the baffle and get through the ventilation shaft and continue to carry out defrosting operation, until
The state of wind cooling refrigerator meets preset condition, controls ventilation shaft described in the flapper closure later and controls the blower stopping
Rotation；
The defrosting operation specifically includes: controlling the blower and turns to rotation along first and continue third time threshold, later
The blower is controlled to turn to rotation along second and continue the 4th time threshold；Wherein, the first steering can be by the sky in press storehouse
Into evaporator compartment, second turns to and the air in evaporator compartment can be drawn onto press storehouse aspiration.
5. wind cooling refrigerator according to claim 1, it is characterised in that:
The press storehouse is connected to the exterior space of the wind cooling refrigerator.
6. wind cooling refrigerator according to claim 1, which is characterized in that the control device:
When the wind cooling refrigerator is in refrigerating state, ventilation shaft described in the flapper closure is controlled.
7. wind cooling refrigerator according to claim 3 or 4, it is characterised in that:
The shape of the baffle is matched with the inner surface of the ventilation shaft and the edge of baffle is living by automatic reset device
The dynamic inner surface for being connected to the ventilation shaft；
When the baffle is by force and movement, the baffle does not block the ventilation shaft；When the baffle is not exerted a force
When, the automatic reset device, which resets and controls the baffle, blocks the ventilation shaft；The blower includes the blower packet
Contain shaft and several fan blades being provided on shaft outer surface；
" control the baffle and get through the ventilation shaft " specifically includes: controlling the shaft against the baffle and movement
Baffle；" the controlling ventilation shaft described in the flapper closure " specifically includes: controlling the shaft far from the baffle and not
Against baffle.
8. wind cooling refrigerator according to claim 7, it is characterised in that:
The shape of the baffle is circle, and the baffle is divided into the equal fan-shaped baffle of at least two radians, each sector
The arc edge of baffle passes through the inner surface that automatic reset device is movably attached to the ventilation shaft.
9. wind cooling refrigerator according to claim 8, it is characterised in that:
The shaft is towards one end of the baffle in the positive round cone for being convex to the baffle, the short transverse of the positive round cone
Axis with the shaft is same straight line, the center of circle of baffle described in the normal cone face.
10. wind cooling refrigerator according to claim 8, it is characterised in that:
In the ventilation shaft, the blower is relative to the baffle closer to press storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910222843.9A CN109974366B (en) | 2019-03-22 | 2019-03-22 | Air-cooled refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910222843.9A CN109974366B (en) | 2019-03-22 | 2019-03-22 | Air-cooled refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109974366A true CN109974366A (en) | 2019-07-05 |
| CN109974366B CN109974366B (en) | 2021-09-21 |
Family
ID=67080119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910222843.9A Active CN109974366B (en) | 2019-03-22 | 2019-03-22 | Air-cooled refrigerator |
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| Country | Link |
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| CN (1) | CN109974366B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077173A (en) * | 2022-07-22 | 2022-09-20 | 珠海格力电器股份有限公司 | Demisting device, refrigeration equipment and demisting control method |
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| CN115077173A (en) * | 2022-07-22 | 2022-09-20 | 珠海格力电器股份有限公司 | Demisting device, refrigeration equipment and demisting control method |
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| CN109974366B (en) | 2021-09-21 |
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