CN107062750A - A kind of wind cooling refrigerator and its control method - Google Patents
A kind of wind cooling refrigerator and its control method Download PDFInfo
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- CN107062750A CN107062750A CN201710147885.1A CN201710147885A CN107062750A CN 107062750 A CN107062750 A CN 107062750A CN 201710147885 A CN201710147885 A CN 201710147885A CN 107062750 A CN107062750 A CN 107062750A
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- Prior art keywords
- air outlet
- air
- refrigerator
- baffle plate
- air channel
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/005—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces in cold rooms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—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 with forced air circulation
- F25D2317/066—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 with forced air circulation characterised by the air supply
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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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
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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
The invention discloses a kind of wind cooling refrigerator and its control method, it is related to refrigerator art.For solve in the prior art temperature of refrigerating chamber in refrigerator lack of homogeneity and the easy frost bitten of food or it is air-dried the problem of invent.The wind cooling refrigerator of the present invention, including refrigeration air channel, the refrigeration air channel is connected by the air outlet group being arranged on the front shroud of air channel with the refrigerating chamber of refrigerator, the air outlet group includes left side air outlet, right side air outlet and middle part air outlet, also include damper assemblies, the damper assemblies are controlled to open or close the middle part air outlet.The present invention can be used for temperature of refrigerating chamber regulation.
Description
Technical field
The present invention relates to refrigerator art, more particularly to a kind of wind cooling refrigerator and its control method.
Background technology
For refrigerator, no matter how its additional function changes, and its key index is still the fresh keeping property of food, and
Influence one of most critical index of food fresh-keeping performance, be exactly compartment temperature is uniform, stability.
For refrigerator temperature is uniform, stability evaluation, two kinds of situations can be divided into.One is in the operation of refrigerator normal table
In the case of, i.e., refrigerator is closed the door during the operation of normal startup-shutdown, the uniformity of the difference of each temperature point.Second of situation
It is after refrigerator open, to be put into after the higher food of temperature, the local temperature rise of refrigerator will now see whether refrigerator can be fast
Speed drags down temperature, makes refrigerator fast temperature uniform.For the first situation, for freezer compartment of refrigerator, compartment temperature is with passing through steaming
The temperature difference that hair device, freezing air channel enter the temperature of the wind of refrigerating chamber is small, and temperature control is relatively easy, after testing, in freezing compartment
Each measuring point temperature difference is within 1 DEG C, therefore temperature homogeneity is good.And for cold compartment of refrigerator, compartment temperature with by evaporator,
The temperature-difference for refrigerating the wind that air channel enters refrigerating chamber is larger, and temperature control is difficult, after testing, each measuring point temperature difference in refrigerator room
In 3 DEG C or so, poor temperature uniformity.
The air channel that refrigerating chamber is used in the prior art is generally the air channel form of both sides air-out mode or middle straight air-out mode.
For straight exhaust air flue, shortcoming is exactly centerline of the air outlet in refrigerating chamber back, upper, middle and lower vertical distribution air-out
Mouthful.In order to blow at a distance, to cool at door compartment, air outlet is larger, wind speed is fast, leaving air temp is low, therefore can cause
Food frost bitten is air-dried.For the air channel of side air-out structure, air outlet is symmetrical to be distributed in refrigerating chamber back both sides,
Wind speed formation circulating type air supply mode, blows to the indoor front portion in Tibetan along freezer wall face, is reached again after in the middle part of refrigerating chamber.Should
Although kind of air supply mode will not produce frostbite or air-dry to food, refrigerating chamber middle portion temperature is higher relative to side wall temperatures, and
When enabling is put into hot food, middle portion temperature declines slower, and the temperature of compartment is uniform, stability is poor.
The content of the invention
Embodiments of the invention provide a kind of wind cooling refrigerator and its control method, before avoiding food frost bitten or be air-dried
Put, temperature in refrigerating chamber can be made uniform rapidly.
To reach above-mentioned purpose, on the one hand, The embodiment provides a kind of wind cooling refrigerator, including refrigeration air channel,
The refrigeration air channel is connected by the air outlet group being arranged on the front shroud of air channel with the refrigerating chamber of refrigerator, the air outlet group bag
The left side air outlet and right side air outlet of the left and right sides for being arranged at the air channel front shroud are included, and is arranged at before the air channel
The middle part air outlet of the central region of cover plate；Also include damper assemblies, the damper assemblies are controlled to open or close the middle part
Air outlet.
On the other hand, the embodiment of the present invention additionally provides a kind of control method of wind cooling refrigerator, comprises the following steps：When
When the temperature difference of one temperature sensor and second temperature sensor is more than preset value, the control mainboard of refrigerator controls the damper assemblies
Open, make middle part air outlet transporting cold wind into the refrigerating chamber；When the first temperature sensor and second temperature sensor
Temperature difference when being less than or equal to preset value, the control mainboard of refrigerator controls the damper assemblies to close, and prevents the middle part air-out
Mouth transporting cold wind into the refrigerating chamber.
Wind cooling refrigerator provided in an embodiment of the present invention and its control method, because air outlet group includes being arranged at the air channel
The left side air outlet and right side air outlet of the left and right sides of front shroud, and be arranged at the central region of the air channel front shroud
Middle part air outlet, and damper assemblies controlled can open or close middle part air outlet, therefore, when enabling picks and places food, to causing
Temperature in the middle part of refrigerating chamber rises comparatively fast, now can control damper assemblies and opens middle part air outlet, makes middle part air outlet to refrigeration
Transporting cold wind in the middle part of room, makes the temperature in the middle part of refrigerating chamber reduce rapidly, when the overall temperature of refrigerating chamber is uniform, can go out middle part
Air port is closed, and only blows to form circulating type air-supply by left side air outlet and right side air outlet, it is to avoid in the middle part of blow-through refrigerating chamber
Food, thus, you can ensure temperature of refrigerating chamber, can prevent the food frost bitten in the middle part of refrigerating chamber or air-dry again.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the positive structure schematic of wind cooling refrigerator of the embodiment of the present invention；
Fig. 2 is the air channel structure explosive view of wind cooling refrigerator of the embodiment of the present invention；
Fig. 3 is the structural representation of air channel front shroud and damper assemblies in wind cooling refrigerator of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on shown in the drawings
Orientation or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It is right
For one of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Term " first ", " second " be only used for describe purpose, and it is not intended that indicate or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " be meant that two or
Two or more.
The wind cooling refrigerator provided referring to Fig. 1, Fig. 2, embodiments of the invention, including refrigeration air channel 1, refrigeration air channel 1 includes
Air channel postnotum 11, air channel foam element 12 and air channel front shroud 13, the refrigeration air channel 1 is by being arranged at air channel front shroud 13
On air outlet group connected with the refrigerating chamber of refrigerator, the air outlet group includes being arranged at the left and right two of the air channel front shroud 13
The left side air outlet 131 and right side air outlet 132 of side, and be arranged in the middle part of the central region of the air channel front shroud 13
Air port 133, cold wind enters refrigeration air channel 1 after evaporator 6 and blower fan 7, and (wherein, evaporator 6 and blower fan 7 can be as refrigerations
The component of room, can also as other compartments component, if the component of other compartments, then this position is to enter refrigerating chamber
The air door entrance in total air channel), then blown out respectively by left side air outlet 131, right side air outlet 132 and middle part air outlet 133, institute
The front portion that internal face of the wind that air outlet 131 and right side air outlet 132 are blown out on the left of stating along inner bag flows to refrigerating chamber is (i.e. close
The side of refrigerator doors) after reach the middle part of refrigerating chamber again, the wind that the middle part air outlet 133 is blown out directly is blown to the refrigerating chamber
Middle part, in addition to damper assemblies, the damper assemblies are controlled to open or close the middle part air outlet, when the damper assemblies
During opening, the middle part air outlet 133 can into the refrigerating chamber transporting cold wind；When the damper assemblies are closed, it can prevent
The middle part air outlet 133 transporting cold wind into the refrigerating chamber.
Wind cooling refrigerator provided in an embodiment of the present invention, because the air outlet group includes being arranged at the air channel front shroud 13
The left and right sides left side air outlet 131 and right side air outlet 132, and be arranged at the central region of the air channel front shroud 13
Middle part air outlet 133, and damper assemblies can open or close middle part air outlet 133, therefore, when enabling picks and places food, meeting
Cause the temperature in the middle part of refrigerating chamber to rise very fast, now can control damper assemblies and open middle part air outlet 133, make middle part air outlet
133, to transporting cold wind in the middle part of refrigerating chamber, make the temperature in the middle part of refrigerating chamber reduce rapidly, when the overall temperature of refrigerating chamber is uniform,
Middle part air outlet 133 can be closed, only forming circulating type by left side air outlet 131 and the air-supply of right side air outlet 132 blows, and keeps away
Exempt from the food in the middle part of blow-through refrigerating chamber, thus, you can ensure temperature of refrigerating chamber, the food frost bitten in the middle part of refrigerating chamber can be prevented again
Or air-dry.
As shown in Fig. 2 left side, middle part and the right side of correspondence air channel front shroud 13, can be separated in refrigeration air channel 1 by dividing plate
For three mutually isolated parts, i.e., including left air path 121, right air path 122 and middle part air channel 123, the left air path 121
Connected with the left side air outlet 131, the right air path 122 is connected with the right side air outlet 132, the middle part air channel
123 connect with the middle part air outlet 133.Thus, the air-out direction in refrigeration air channel 1 can be limited, the wind for refrigerating air channel 1 is distinguished
Left side air outlet 131, right side air outlet 132 and middle part air outlet 133 are oriented to, so that left side air outlet 131, right side air outlet
132 and middle part air outlet 133 air-out it is more uniform.
Because the wind that middle part air outlet 133 is blown out directly is blown to the middle part of the refrigerating chamber, therefore go out to reduce middle part
The wind speed in air port 133, prevents the food frost bitten in the middle part of refrigerating chamber or air-dries, as shown in Figure 1 and Figure 2, preferably by middle part air outlet
133 are set to multiple air vents, and the air-out area of each air vent is respectively less than or equal to 9mm2.Thus, in may be such that
The wind speed reduction of portion's air outlet 133, prevents the food frost bitten in the middle part of refrigerating chamber or air-dries.
Wherein, damper assemblies can have a variety of implementations, as long as the air-out of middle part air outlet 133 can be controlled,
In a kind of embodiment of the present invention, as shown in figure 1, the damper assemblies include being arranged at the porch in the middle part air channel 123
Air door 21, the air door 21 can open or close the entrance in the middle part air channel 123.Thus, by controlling middle part air channel
123 opening and closing are come the air-out of air outlet 133 in the middle part of controlling.
In another embodiment of the invention, as shown in figure 3, the damper assemblies include being arranged at the air channel protecgulum
The baffle plate 22 of the central region of plate 13, the baffle plate 22 can be along the direction slip parallel to the air channel front shroud 13, to open
Or close the middle part air outlet 133.This structure controls middle part air outlet by directly opening and closing middle part air outlet 133
133 air-out.
It should be noted that the implementation of above two damper assemblies can only with one of which, also can two kinds it is same
Shi Caiyong, is not limited herein.When both simultaneously in the presence of, air door 21 is used to control the opening and closing in air channel, and baffle plate 22 is used to adjust
The size of air quantity.
In order to the air output of accurate control middle part air outlet 133, as shown in figure 3, it is preferred that being set on the baffle plate 22
Baffle plate through hole 221 is put, during the baffle plate 22 is slided, the baffle plate through hole 221 and the middle part air outlet can be changed
133 overlapping area, to adjust the air-out area of the middle part air outlet 133.For example, when the baffle plate through hole 221 and middle part
When air outlet 133 is completely superposed, the air-out area of middle part air outlet 133 is maximum；When baffle plate through hole 221 and middle part air outlet 133
When half is overlapped, the air-out area of middle part air outlet 133 reduces half；When baffle plate through hole 221 and middle part air outlet 133 are completely wrong
When opening, middle part air outlet 133 is blocked completely.Thus, it is possible to according to the outlet air surface of the big minor adjustment of temperature difference middle part air outlet 133
Product size, better meets the demand of refrigerator temperature uniformity.
In order to realize the mobile control of baffle plate 22, drive device can be set, the implementation of drive device has a variety of, as long as
Baffle plate 22 can be driven to move linearly, the mechanism such as can use linear electric motors, cylinder, screw pair can also be adopted
With drive device as shown in Figure 3, i.e., including motor (not shown), the gear being arranged on the motor output shaft 23,
And the rack 24 being fixedly connected with the baffle plate 22, the gear 23 engages with the rack 24, driven when motor is rotated
Gear 23 rotates, so as to be moved with carry-over bar 24 and baffle plate 22.
As shown in figure 3, the motor is two, two motors are located at the upper and lower both sides of the baffle plate 22, two respectively
The gear 23 is respectively arranged with the output shaft of the individual motor, the upper edge and lower edge of the baffle plate 22 are respectively arranged with
The rack 24, two racks 24 are engaged with two gears 23 respectively.Thus, two gears 23 can be 22 to baffle plate
To guide effect, baffle plate 22 is set steadily to be moved along straight line.
Wherein, then rack 24 can be fixedly connected with the split production of baffle plate 22, can also be by rack 24 and baffle plate 22 1
It is body formed, i.e., rack shapes are directly processed at the edge of both sides up and down of baffle plate 22, rack 24 is repaired with the split production of baffle plate 22
When be easily changed rack, rack 24 avoids mounting process with the integral production of baffle plate 22.
In order to increase blowing range, the uniformity of temperature of refrigerating chamber is further improved, as shown in Figure 1 and Figure 2, preferably by institute
State left side air outlet 131 and be set to multiple, and vertically arrange, the right side air outlet 132 is set to multiple, and edge
Vertical direction is arranged.Thus, it is possible to increase blowing range, blow, further increase simultaneously along short transverse to whole refrigerating chamber
The uniformity of temperature of refrigerating chamber.
Preferably, the quantity of the air vent can be set to from top to bottom gradually decrease.As shown in figure 1, in refrigerating chamber
Provided with two layer frames 3, refrigerating chamber is divided into three layers of storage space by two layer frames, and the quantity of the air vent of the superiors' storage space is most
Many, thus the minimum number of the air vent of orlop storage space, may be such that refrigerating chamber top air quantity is larger, bottom air quantity compared with
Principle that is small, being sunk according to cold air, may be such that temperature homogeneity is more preferable.
Temperature of refrigerating chamber is automatically adjusted in order to realize, as shown in figure 1, being provided with the first TEMP in the refrigerating chamber
Device 4 and second temperature sensor 5, first temperature sensor 4 are set close to the rear wall of the refrigerating chamber, the second temperature
Sensor 5 is set close to refrigerator door, the control master of first temperature sensor 4 and second temperature sensor 5 with refrigerator
Plate (not shown) is connected, and the control mainboard of the refrigerator is connected with the damper assemblies.
For the refrigerator described in above-described embodiment, the embodiment of the present invention additionally provides a kind of control method of temperature adjustment,
Comprise the following steps：
When the first temperature sensor 4 and the temperature difference of second temperature sensor 5 are more than preset value, the control mainboard control of refrigerator
Make the damper assemblies to open, make the middle part air outlet 133 transporting cold wind into the refrigerating chamber；
When the first temperature sensor 4 and the temperature difference of second temperature sensor 5 are less than or equal to preset value, the control of refrigerator
Mainboard controls the damper assemblies to close, and prevents the transporting cold wind into the refrigerating chamber of middle part air outlet 133.
Rear wall due to the first temperature sensor 4 close to the refrigerating chamber is set, therefore the temperature value reflection of its detection
It is the temperature of cooling compartment, second temperature sensor 5 is set close to refrigerator door, then the temperature that second temperature sensor 5 is detected
Angle value reflection is temperature at refrigerating chamber opening, normal in use, the temperature of the first temperature sensor 4 detection and the in refrigerator
The temperature of two temperature sensors 5 detection is essentially identical.When refrigerator doors are opened, the temperature at refrigerating chamber opening rises comparatively fast, then
The temperature value that second temperature sensor 5 is detected rises comparatively fast, and because the first temperature sensor 4 leaves mouth farther out, therefore first
Less, now the control mainboard of refrigerator can be by contrasting the He of the first temperature sensor 4 for the temperature value changes that temperature sensor 4 is detected
The temperature gap of second temperature sensor 5 controls damper assemblies, when temperature gap is more than preset value, opens middle part air outlet
133, make the temperature Quick uniform of refrigerating chamber；When temperature gap is less than preset value, middle part air outlet 133 is closed, only passes through a left side
Side air-out mouthful 131 and the air-supply of right side air outlet 132 form circulating type air-supply.Hereby it is achieved that automatically adjusting and balanced refrigerating chamber
The function of temperature.
Preferably, as shown in figure 1, the position of the second temperature sensor 5 can be set above into first temperature
The position of sensor 4.When refrigerator doors are opened, the principle risen according to hot-air, second temperature sensor 5 can faster be felt
The change of temperature should be arrived, so that control mainboard makes rapidly temperature adjustment, adjustment time is shortened.
Specifically, when the damper assemblies include be arranged at the middle part air channel 123 porch air door when, the ice
The control mainboard of case, which controls the damper assemblies to open, to be included：The control mainboard of the refrigerator controls the door opening, to beat
Open the middle part air channel 123.
When the damper assemblies include be arranged at the air channel front shroud 13 central region baffle plate 22 when, the refrigerator
Control mainboard control the damper assemblies to open to include：The control mainboard of the refrigerator controls the baffle plate 22 to slide, to beat
Open the middle part air outlet 133.
When being provided with baffle plate through hole 221 on the baffle plate 22, the control mainboard of the refrigerator can be passed according to the first temperature
The temperature difference size of sensor 4 and second temperature sensor 5 controls the sliding distance of the baffle plate 22, so as to change the baffle plate through hole
221 with the overlapping area of the middle part air outlet 133, to adjust the air-out area of the middle part air outlet 133.The above method can
With the air-out area size of air outlet 133 in the middle part of the big minor adjustment according to the temperature difference, the need of refrigerator temperature uniformity are better met
Ask.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (12)
1. a kind of wind cooling refrigerator, it is characterised in that including refrigeration air channel, the refrigeration air channel is by being arranged on the front shroud of air channel
Air outlet group connected with the refrigerating chamber of refrigerator, the air outlet group includes being arranged at the left and right sides of the air channel front shroud
Left side air outlet and right side air outlet, and it is arranged at the middle part air outlet of the central region of the air channel front shroud；Also include
Damper assemblies, the damper assemblies are controlled to open or close the middle part air outlet.
2. wind cooling refrigerator according to claim 1, it is characterised in that the refrigeration air channel includes mutually isolated by dividing plate
Left air path, right air path and middle part air channel, the left air path connects with the left side air outlet, the right air path with
The right side air outlet connection, the middle part air channel is connected with the middle part air outlet.
3. wind cooling refrigerator according to claim 2, it is characterised in that the middle part air outlet includes multiple air vents, often
The air-out area of the individual air vent is respectively less than or equal to 9mm2。
4. wind cooling refrigerator according to claim 2, it is characterised in that the damper assemblies include being arranged at the middle part wind
The air door of the porch in road, the air door can open or close the entrance in the middle part air channel.
5. according to wind cooling refrigerator according to any one of claims 1 to 4, it is characterised in that the damper assemblies include setting
In the baffle plate of the central region of the air channel front shroud, the baffle plate can be slided along the direction parallel to the air channel front shroud,
To open or close the middle part air outlet.
6. wind cooling refrigerator according to claim 5, it is characterised in that the baffle plate is provided with baffle plate through hole, in the gear
During plate is slided, the overlapping area of the baffle plate through hole and the middle part air outlet can be changed, gone out with adjusting the middle part
The air-out area in air port, when the baffle plate through hole is completely superposed with the middle part air outlet, the middle part air outlet is opened completely
Open.
7. wind cooling refrigerator according to claim 5, it is characterised in that the damper assemblies also include drive device, described
Drive device includes motor, the gear being arranged on the motor output shaft, and the rack being fixedly connected with the baffle plate, institute
Gear is stated to engage with the rack.
8. according to wind cooling refrigerator according to any one of claims 1 to 4, it is characterised in that be provided with first in the refrigerating chamber
Temperature sensor and second temperature sensor, first temperature sensor are set close to the rear wall of the refrigerating chamber, and described the
Two temperature sensors are set close to refrigerator door, the control of first temperature sensor and second temperature sensor with refrigerator
Mainboard is connected, and the control mainboard of the refrigerator is connected with the damper assemblies.
9. a kind of wind cooling refrigerator to described in claim 8 carries out the control method of temperature adjustment, it is characterised in that including following
Step：
When the temperature difference of the first temperature sensor and second temperature sensor is more than preset value, the control mainboard control of refrigerator is described
Damper assemblies are opened, and make middle part air outlet transporting cold wind into the refrigerating chamber；
When the temperature difference of the first temperature sensor and second temperature sensor is less than or equal to preset value, the control mainboard control of refrigerator
Make the damper assemblies to close, prevent middle part air outlet transporting cold wind into the refrigerating chamber.
10. method according to claim 9, it is characterised in that the damper assemblies include being arranged at the middle part air channel
Porch air door, the control mainboard of the refrigerator, which controls the damper assemblies to open, to be included：
The control mainboard of the refrigerator controls the door opening, to open the middle part air channel.
11. method according to claim 9, it is characterised in that the damper assemblies include being arranged at the air channel protecgulum
The baffle plate of the central region of plate, the control mainboard of the refrigerator, which controls the damper assemblies to open, to be included：
The control mainboard of the refrigerator controls the barrier slides, to open the middle part air outlet.
12. method according to claim 11, it is characterised in that baffle plate through hole, the refrigerator are provided with the baffle plate
Control mainboard can be controlled according to the temperature difference size of the first temperature sensor and second temperature sensor the slip of the baffle plate away from
From so as to change the overlapping area of the baffle plate through hole and the middle part air outlet, to adjust the air-out of the middle part air outlet
Area.
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| CN107763923A (en) * | 2017-10-26 | 2018-03-06 | 合肥华凌股份有限公司 | Control method, control device and the equipment of ducting assembly |
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| CN108592497A (en) * | 2018-04-24 | 2018-09-28 | 青岛海尔特种电冰柜有限公司 | Wind cooling refrigerator damper assemblies and wind cooling refrigerator |
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| CN108240728A (en) * | 2018-01-05 | 2018-07-03 | 泰州乐金电子冷机有限公司 | Refrigerator |
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| CN108955074A (en) * | 2018-06-28 | 2018-12-07 | 广州视源电子科技股份有限公司 | Refrigeration method and device, refrigeration equipment and storage medium |
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| CN109737669A (en) * | 2018-12-26 | 2019-05-10 | 青岛海尔股份有限公司 | Refrigerating device |
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| CN111664635A (en) * | 2020-06-18 | 2020-09-15 | 长虹美菱股份有限公司 | Air duct structure for refrigerator |
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| CN113701423A (en) * | 2021-08-05 | 2021-11-26 | Tcl家用电器（合肥）有限公司 | Refrigerator and control method thereof |
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