CN109751822A - Air door for refrigerator and the refrigerator with it - Google Patents
Air door for refrigerator and the refrigerator with it Download PDFInfo
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- CN109751822A CN109751822A CN201711066552.2A CN201711066552A CN109751822A CN 109751822 A CN109751822 A CN 109751822A CN 201711066552 A CN201711066552 A CN 201711066552A CN 109751822 A CN109751822 A CN 109751822A
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- refrigerator
- air inlet
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Abstract
The invention discloses a kind of air door for refrigerator and the refrigerators with it, the air door includes: shell, revolving door and actuator, the shell includes top plate, bottom plate and coaming plate, the top plate is oppositely arranged with the bottom plate, the coaming plate is connected between the top plate and the bottom plate, air inlet and air outlet are formed on the coaming plate, the revolving door is located in the shell and including first baffle, the first baffle around the central axis of the shell can be rotated and rotate during can be fully open by the air inlet and the air outlet and by one of closing in the air inlet and the air outlet, the actuator and the revolving door cooperate to drive the first baffle to rotate, to realize both of which that the air inlet is connected to and blocks with the air outlet.Air door according to the present invention for refrigerator, structure is simple, and components are few, and convenient for control, functional reliability is high.
Description
Technical field
The present invention relates to refrigerator apparatus fields, more particularly, to a kind of air door for refrigerator and the refrigerator with it.
Background technique
For single system refrigerator, for the temperature for guaranteeing refrigerating chamber (or temperature-changing chamber), usually in connection, it is logical with freezing chamber
Air door is set in road, to adjust cold air conveying capacity.However, not only structure is complicated, components are more for air door in the related technology, and
Control is complicated, and functional reliability is poor.In addition, being also easy to the problems such as freezing in air door truncation cold air conveying, causing it
It can not work normally.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.Therefore, the present invention intends to propose one
Kind is used for the air door of refrigerator, and the air door structure is simple, and components are few, and convenient for control, functional reliability is high.
The present invention also proposes a kind of refrigerator with above-mentioned air door.
The air door for refrigerator according to a first aspect of the present invention, comprising: shell, the shell include top plate and bottom plate with
And coaming plate, the top plate are oppositely arranged with the bottom plate, the coaming plate is connected between the top plate and the bottom plate, described to enclose
Air inlet and air outlet are formed on plate；Revolving door, the revolving door are located in the shell and including first baffle, the first gear
Plate around the shell central axis can be rotated and rotate during can be fully open by the air inlet and the air outlet
And by one of closing in the air inlet and the air outlet；Actuator, the actuator and the revolving door cooperate
To drive the first baffle to rotate, to realize both of which that the air inlet is connected to and blocks with the air outlet.
Air door according to the present invention for refrigerator, structure is simple, and components are few, and convenient for control, functional reliability is high.
In some embodiments, the coaming plate is that the central axis of the cylinder-shaped and described coaming plate constitutes the center of the shell
Axis, the first baffle are formed as the circular arc cylindricality plate that central axis is overlapped with the central axis of the coaming plate, and described
One baffle and the coaming plate clearance fit.
In some embodiments, the revolving door further includes the first connecting plate, and first connecting plate is connected to described first
The inside of baffle and the first cavity is limited jointly with the first baffle.
In some embodiments, heat preservation member is equipped in first cavity.
In some embodiments, the air inlet and the air outlet are at a distance of 180 ° of settings.
In some embodiments, the revolving door further includes second baffle, and the second baffle and the first baffle are apart
It 180 ° of settings and can be rotated around the central axis of the shell, the second baffle is configured in the course of rotation can will be described
Air inlet and the air outlet are fully open and by one of closing in the air inlet and the air outlet, the drive
Moving part and the revolving door cooperate to drive the second baffle and the first baffle to rotate synchronously.
In some embodiments, the coaming plate is that the central axis of the cylinder-shaped and described coaming plate constitutes the center of the shell
Axis, the second baffle are formed as the circular arc cylindricality plate that central axis is overlapped with the central axis of the coaming plate, and described
Two baffles and the coaming plate clearance fit.
In some embodiments, the revolving door further includes the second connecting plate, and second connecting plate is connected to described second
The inside of baffle and the second cavity is limited jointly with the second baffle.
In some embodiments, heat preservation member is equipped in second cavity.
In some embodiments, the revolving door further includes one or more demarcation plate, when the demarcation plate is one,
It is limited between the demarcation plate and the first baffle in the first baffle that the air inlet and the air outlet is whole
The flow channels for being connected to the air inlet with the air outlet, when the demarcation plate is multiple, multiple described points
Partition successively spaced relation and per limiting the air inlet between two adjacent demarcation plates in the first baffle
The flow channels that mouth and the air outlet are connected to the air inlet with the air outlet when fully open.
In some embodiments, each demarcation plate is flat with the line of the circumferential both sides of the edge of the first baffle
Row.
In some embodiments, the shell further includes being connected between the top plate and the bottom plate and being located at described enclose
The first extension board and/or second except plate extend baffle, and first extension board is two and respectively by the air inlet
Circumferential both sides of the edge extend outwardly, and second extension board is for two and outside by the circumferential both sides of the edge of the air outlet respectively
Extend.
In some embodiments, evacuation notch is formed on the coaming plate, the actuator is located at outside the evacuation notch
And cooperated by the evacuation notch and the revolving door.
In some embodiments, the shell further includes being connected between the top plate and the bottom plate and being located at described enclose
Protection girth sheets except plate, it is described protection girth sheets with it is described avoid notch circumferential both sides of the edge connect with the top plate and institute
It states bottom plate and limits protection chamber for accommodating the actuator jointly.
In some embodiments, the revolving door further includes mounting plate, and the mounting plate is circular slab and center and the shell
The central axis of body is overlapped, and the first baffle is vertically mounted on the mounting plate, at least partly edge of the mounting plate
It is formed with driven tooth, the actuator includes motor and by the motor-driven gear, and the gear is nibbled with the driven tooth
It closes to drive the mounting plate to drive the first baffle rotation.
Refrigerator according to a second aspect of the present invention, including the air door for refrigerator according to a first aspect of the present invention.
Refrigerator according to the present invention, by the way that the air door for refrigerator of above-mentioned first aspect is arranged, to improve refrigerator
Overall performance.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Fig. 1 is the installation diagram of the air door according to an embodiment of the present invention for refrigerator；
Fig. 2 is the explosive view of air door shown in Fig. 1；
Fig. 3 is the state diagram that air inlet and air outlet connection model is presented in air door shown in Fig. 1；
Fig. 4 is the sectional view of the line A-A along Fig. 3；
Fig. 5 is the state diagram that air inlet and air outlet blocking mode is presented in air door shown in Fig. 1；
Fig. 6 is the sectional view of the line B-B along Fig. 5；
Fig. 7 is the schematic diagram of refrigerator according to an embodiment of the present invention.
Appended drawing reference:
Refrigerator 1000；
Air door 100；Freezing chamber 200；Refrigerating chamber 300；Temperature-changing chamber 400；
Shell 1；
Top plate 11；Bottom plate 12；Axle portion 121；
Coaming plate 13；Air inlet 131；Air outlet 132；Avoid notch 133；
First extension board 14；Second extension board 15；Protect girth sheets 16；
Revolving door 2；
First baffle 21；First connecting plate 22；First cavity 23；
Second baffle 24；Second connecting plate 25；Second cavity 26；
Demarcation plate 27；Flow channels 28；
Mounting plate 29；Centre bore 291；Driven tooth 292；
Actuator 3；
Motor 31；Gear 32；
Heat preservation member 4.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.For letter
Change disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
It is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or letter.It is this heavy
It is for purposes of simplicity and clarity, itself not indicate the relationship between discussed various embodiments and/or setting again.This
Outside, the present invention provides various specific techniques and material example, but those of ordinary skill in the art may be aware that
The applicable property of other techniques and/or the use of other materials.
The air door 100 for refrigerator 1000 of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1-Fig. 7.
As depicted in figs. 1 and 2, the air door 100 for refrigerator 1000 of embodiment according to a first aspect of the present invention, comprising:
Shell 1, revolving door 2 and actuator 3.
As depicted in figs. 1 and 2, shell 1 includes top plate 11, bottom plate 12 and coaming plate 13, and top plate 11 is opposite with bottom plate 12 to be set
It sets, coaming plate 13 is connected between top plate 11 and bottom plate 12, and revolving door 2 is located in shell 1.Preferably, top plate 11 is parallel with bottom plate 12
Setting, the vertical top plate 11 of coaming plate 13 and bottom plate 12.In addition, coaming plate 13 can be not with one of them in top plate 11 and bottom plate 12
In detachable integral piece, such as specific example shown in Fig. 2, coaming plate 13 can be the integral piece that can not be split with top plate 11
Upper cover, upper cover can be connected through a screw thread part or buckle is detachably connected with bottom plate 12, and the structure of shell 1 is simple as a result, is convenient for
Dismounting and processing, and easy disassembly revolving door 2 waits components.Certainly, the invention is not limited thereto, in other embodiments of the invention,
Coaming plate 13 can also be the integral piece lower cover that can not be split with bottom plate 12 and be detachably connected with top plate 11 (it is not shown go out this show
Example), alternatively, coaming plate 13 can also detachably be connected respectively for individual components and with top plate 11 and bottom plate 12 (it is not shown out this show
Example).Here, it should be noted that " plate " as described herein is not limited to surface plate, such as can also be curved slab, plane and song
The plate etc. that face combines.
As depicted in figs. 1 and 2, coaming plate 13 is the central axis that cylinder-shaped and coaming plate 13 central axis constitutes shell 1, is enclosed
The air inlet 131 and air outlet 132 successively arranged in the circumferential are formed on plate 13, that is to say, that along the circumferential direction of coaming plate 13,
Distribution can continuously be arranged or are spaced apart to air inlet 131 and air outlet 132.Here it is possible to understand, the basis of coaming plate 13
Shape is complete cylindrical shape, still, due to being formed with the notches such as air inlet 131 and air outlet 132 on coaming plate 13, so that enclosing
The final shape of plate 13 is incomplete cylindrical shape.Furthermore it is preferred that air inlet 131 and air outlet 132 can be along coaming plates 13
Axially through the axial sides end face of coaming plate 13, to facilitate processing.Certainly, the invention is not limited thereto, i.e. the shape of coaming plate 13
It is not limited to cylindrical shape, such as coaming plate 13 can also be processed into polygonal cylinder etc., at this point, the central axis of shell 1 is shell 1
The central axis of inscribed circle.
As shown in Fig. 2-Fig. 6, revolving door 2 includes first baffle 21, and first baffle 21 can be rotated around the central axis of coaming plate 13
And it can be fully open by air inlet 131 and air outlet 132 and will be in air inlet 131 and air outlet 132 during rotating
One of to close, actuator 3 and revolving door 2 cooperate to drive first baffle 21 to rotate, to realize the connection of air inlet 131 and block
The both of which of air outlet 132.That is, actuator 3 drives first baffle 21 around the mistake of the center axis thereof of coaming plate 13
Cheng Zhong, first baffle 21 may be at three kinds of positions, and both of which can be presented in air door 100.
As shown in figure 4, the first position is, first baffle 21 not with any one of air inlet 131 and air outlet 132
Relatively, at this point, air inlet 131 and air outlet 132 are in opening state, in this way, air-flow can enter shell by air inlet 131
It is discharged to outside shell 1 in body 1 and from air outlet 132.That air inlet 131 is connected to air outlet 132 is presented in air door 100 as a result,
One mode.
As described in Figure 6, second of position is that first baffle 21 and air inlet 131 are opposite but not opposite with air outlet 132,
At this point, air inlet 131 is in close state, in this way, air-flow can not be entered in shell 1 by air inlet 131 and from air outlet 132
It is discharged to outside shell 1.The second mode that air inlet 131 and air outlet 132 block is presented in air door 100 as a result,.
The third position is, first baffle 21 and air inlet 131 be not opposite but with air outlet 132 opposite (not shown go out),
At this point, air outlet 132 is in close state, in this way, air-flow can not be from air outlet 132 after being entered in shell 1 by air inlet 131
It is discharged to outside shell 1.The second mode that air inlet 131 and air outlet 132 block also is presented in air door 100 as a result,.
The switching of 100 two kinds of operating modes of air door only can be realized by first baffle 21 as a result, to greatly reduce
The structure complexity of air door 100, reduces amount of parts, improves the reliability of control.
Compared to the prior art, the air door 100 for refrigerator 1000 of the embodiment of the present invention, structure is simple, and components are few,
Convenient for control, functional reliability is high.In addition, the air door 100 for refrigerator 1000 of the embodiment of the present invention, modern design is small and exquisite,
Installation site in refrigerator 1000 is flexible, and structural strength is higher, and the service life is longer.
Compared to the prior art, the air door 100 for refrigerator 1000 of the embodiment of the present invention, modern design is small and exquisite, in ice
Installation site in case 1000 is more flexible, and structural strength is higher, and the service life is longer, and the effect of pattern switching is more preferable,
Functional reliability is higher.
In one embodiment of the invention, as shown in Fig. 2, first baffle 21 is formed as in central axis and coaming plate 13
The circular arc cylindricality plate that mandrel line is overlapped, and first baffle 21 and 13 clearance fit of coaming plate.Ensuring that first baffle 21 can be with as a result,
Under the premise of smooth rotation, the design difficulty of 21 installation site of first baffle is greatly reduced, improves production efficiency, Er Qieyou
It is arranged in first baffle 21 close to the coaming plate 13 of shell 1, so that it is a large amount of empty to illustrate that first baffle 21 will not occupy 1 inside of shell
Between, in this way, can have sufficiently large space for airflow inside shell 1, so that the air door 100 of the embodiment of the present invention
Also the air quantity that big ventilation quantity refrigerator 1000 can be perfectly suitable for is adjusted.Certainly, the invention is not limited thereto, and first baffle 21 may be used also
To be formed as the other shapes such as plate, wave-shape board, I will not elaborate.
In some embodiments of the invention, referring to Fig. 2 and Fig. 6, revolving door 2 can also include the first connecting plate 22, and first
Connecting plate 22 is connected to the inside (i.e. first baffle 21 is close to the side of 13 central axis of coaming plate) of first baffle 21 and with first
Baffle 21 limits the first cavity 23 jointly.As a result, when the mode that air inlet 131 and air outlet 132 block is presented in air door 100
When, since the gas flow temperature of 21 two sides of first baffle is different, it is easy to appear as caused by cold and hot exchange on first baffle 21
Condensation, thus the problem of freezing, and in the present embodiment, by the way that the first connecting plate 22 is arranged in the inside of first baffle 21
The first cavity 23 being formed, so that the first cavity 23 can play effective heat-blocking action, it is ensured that first baffle 21 is dry and comfortable not to freeze,
And then the functional reliability of first baffle 21 can be improved.Preferably, heat preservation member 4 can be filled in the first cavity 23, such as
Foam etc..Thus, it is possible to further increase the heat insulation of the first cavity 23.
In some embodiments of the invention, referring to FIG. 1, FIG. 2 and FIG. 4, air inlet 131 and air outlet 132 are at a distance of 180 °
Setting, that is to say, that intersect with the line of centres of air outlet 132 and the central axis of coaming plate 13 at the center of air inlet 131.By
This, illustrates that air inlet 131 can be spaced apart setting with air outlet 132 with maximum angle, thus the mistake that first baffle 21 rotates
In journey can it is more efficient and more reliably switch two modes, moreover, the processing of air inlet 131 and air outlet 132 is more
It is convenient.
In some embodiments of the invention, as shown in Fig. 2-Fig. 6, revolving door 2 further includes second baffle 24, second baffle 24
With first baffle 21 at a distance of 180 ° of settings, i.e., in the line of centres and coaming plate 13 at the center of first baffle 21 and second baffle 24
The intersection of mandrel line, second baffle 24 can be rotated around the central axis (such as central axis of coaming plate 13 shown in Fig. 1) of shell 1
And it can be fully open by air inlet 131 and air outlet 132 and will be in air inlet 131 and air outlet 132 during rotating
One of to close, actuator 3 and revolving door 2 cooperate to drive second baffle 24 and first baffle 21 to rotate synchronously.That is,
Actuator 3 drives first baffle 21 and second baffle 24 during the center axis thereof of coaming plate 13, second baffle 24
It may be at three kinds of positions, both of which can be presented in air door 100.
As shown in figure 4, the first position is, second baffle 24 not with any one of air inlet 131 and air outlet 132
Relatively, first baffle 21 is not also opposite with any one of air inlet 131 and air outlet 132, at this point, air inlet 131 and going out
Air port 132 is in opening state, in this way, air-flow can be entered in shell 1 by air inlet 131 and is discharged from air outlet 132
To outside shell 1.The first mode that air inlet 131 is connected to air outlet 132 is presented in air door 100 as a result,.
As described in Figure 6, second of position is that second baffle 24 is not opposite with air inlet 131 but opposite with air outlet 132,
First baffle 21 and air inlet 131 are opposite but not opposite with air outlet 132, at this point, air inlet 131 and air outlet 132 are in
Closed state, in this way, air-flow can not be entered in shell 1 by air inlet 131 and is discharged to outside shell 1 from air outlet 132.By
This, the second mode that air inlet 131 and air outlet 132 block is presented in air door 100.
The third position is that second baffle 24 and air inlet 131 are opposite but not opposite with air outlet 132, first baffle 21
It is not opposite with air inlet 131 but opposite with air outlet 132, at this point, air inlet 131 and air outlet 132 are in closed state, this
Sample, air-flow can not be entered in shell 1 by air inlet 131 and be discharged to outside shell 1 from air outlet 132.Air door 100 is in as a result,
The second mode that existing air inlet 131 is blocked with air outlet 132.
Revolving door 2 has better heat insulation as a result, that is to say, that air inlet 131 and air outlet is presented in air door 100
When the mode of 132 blockings, the temperature difference of 24 two sides of first baffle 21 and second baffle all will not be very big, therefore condensation will not all occur
The problem of icing, so that it is guaranteed that the reliable in action of first baffle 21 and second baffle 24.
In one embodiment of the invention, as shown in Fig. 2, second baffle 24 is formed as in central axis and coaming plate 13
The circular arc cylindricality plate that mandrel line is overlapped, and second baffle 24 and 13 clearance fit of coaming plate.Ensuring that second baffle 24 can be with as a result,
Under the premise of smooth rotation, the design difficulty of 24 installation site of second baffle is greatly reduced, improves production efficiency, Er Qieyou
It is arranged in second baffle 24 close to the coaming plate 13 of shell 1, so that it is a large amount of empty to illustrate that second baffle 24 will not occupy 1 inside of shell
Between, in this way, can have sufficiently large space for airflow inside shell 1, so that the air door 100 of the embodiment of the present invention
Also the air quantity that big ventilation quantity refrigerator 1000 can be perfectly suitable for is adjusted.Certainly, the invention is not limited thereto, and first baffle 21 may be used also
To be formed as the other shapes such as plate, wave-shape board, I will not elaborate.
In some embodiments of the invention, referring to Fig. 2 and Fig. 6, revolving door 2 can also include the second connecting plate 25, and second
Connecting plate 25 is connected to the inside (i.e. second baffle 24 is close to the side of 13 central axis of coaming plate) of second baffle 24 and with second
Baffle 24 limits the second cavity 26 jointly.The second cavity 26 can play effective heat-blocking action as a result, it is ensured that second baffle
24 it is dry and comfortable do not freeze, and then the functional reliability of second baffle 24 can be improved.Preferably, it can be filled in the second cavity 26
Heat preservation member 4, such as foam etc..Thus, it is possible to improve the heat insulation of the second cavity 26 into two steps.
In some embodiments of the invention, referring to Fig. 2, Fig. 4 and Fig. 6, revolving door 2 further includes the more of successively spaced relation
A demarcation plate 27 often limits between two adjacent demarcation plates 27 in first baffle 21 that air inlet 131 and air outlet 132 is complete
The flow channels 28 that portion is connected to air inlet 131 with air outlet 132 when opening.As a result, when air door 100 present air inlet 131 with
When the mode that air outlet 132 is connected to (as shown in Figure 4), air-flow can be flowed to by multiple flow channels 28 from air inlet 131
Air outlet 132, and when the mode of air inlet 131 and the blocking of air outlet 132 is presented in air door 100 (as shown in Figure 6), flow channels
28 can form air buffer, to further increase the heat insulation of revolving door 2, so that 24 two sides of first baffle 21 and second baffle
The temperature difference all will not be very big, it is ensured that there is a phenomenon where condensations to freeze for first baffle 21 and second baffle 24, and then ensures the
The reliable in action of one baffle 21 and second baffle 24.
Certainly, the invention is not limited thereto, and in other embodiments of the invention, demarcation plate 27 can moreover be only one, and
Limiting between demarcation plate 27 and first baffle 21 makes when first baffle 21 is by air inlet 131 and fully open air outlet 132
The flow channels 28 that air inlet 131 is connected to air outlet 132.It equally can achieve anti-freeze effect as a result,.
Preferably, as shown in figs. 2,4 and 6, each demarcation plate 27 with the circumferential both sides of the edge of first baffle 21
Line X is parallel.The structure of demarcation plate 27 is simple as a result, easy to process and installation, and the flowing of air-flow is more smooth, reduces logical
Atmidometer reduces energy consumption.
In some embodiments of the invention, shell 1 further includes being connected between top plate 11 and bottom plate 12 and being located at coaming plate
The first extension board 14 and/or second except 13 extend baffle, that is to say, that shell 1 may include the first extension board 14 and the
At least one of two extension boards 15, wherein the first extension board 14 is two and respectively by the circumferential both sides of the edge of air inlet 131
Extend outwardly, the second extension board 15 is two and is extended outwardly respectively by the circumferential both sides of the edge of air outlet 132.It is convenient for as a result,
By air door 100 be connected to the air duct in refrigerator 1000, and connect high reliablity.Here it is possible to understand, it is described herein
"inner" refer to the direction close to 13 central axis of coaming plate, opposite direction is "outside", i.e., far from 13 central axis of coaming plate
Direction.
In some embodiments of the invention, as shown in Fig. 1 and Fig. 2 and Fig. 4, evacuation notch is formed on coaming plate 13
133, actuator 3 is located at outside evacuation notch 133 and is cooperated by evacuation notch 133 and revolving door 2.The structure of revolving door 2 is more as a result,
It is compact, and the driving effect of actuator 3 is more preferable.Preferably, shell 1 further includes being connected between top plate 11 and bottom plate 12 and being located at
Protection girth sheets 16 except coaming plate 13, protection girth sheets 16 with evacuation notch 133 circumferential both sides of the edge connect with top plate 11 and
Bottom plate 12 limits the protection chamber for accommodating actuator 3 jointly.It can be effectively protected by setting protection girth sheets 16 as a result,
Actuator 3 improves the functional reliability of air door 100 to avoid the damage of actuator 3.
In some embodiments of the invention, as shown in Fig. 2, revolving door 2 can also include mounting plate 29, mounting plate 29 is circle
Shape plate and center is overlapped with 13 central axis of coaming plate, first baffle 21 (and second baffle 24) is vertically mounted on mounting plate 29,
At least partly edge of mounting plate 29 is formed with driven tooth 292, and actuator 3 is including motor 31 (such as stepper motor) and by motor 31
The gear 32 of driving, gear 32 is engaged with driven tooth 292 drives first baffle 21 around the center of coaming plate 13 with drive installation plate 29
Axis rotation.Driving effect is more preferable as a result, and the cost of actuator 3 is low, and control is simple, high reliablity.
The refrigerator 1000 of embodiment according to a second aspect of the present invention, including above-mentioned first aspect embodiment according to the present invention
Air door 100 for refrigerator 1000.Such as in some specific examples of the invention, refrigerator 1000 may include freezing chamber 200
With refrigerating chamber 300 (or temperature-changing chamber 400), air door 100 turn between freezing chamber 200 and refrigerating chamber 300 (or temperature-changing chamber 400) with
The cold wind in freezing chamber 200 is passed through refrigerating chamber 300 (or temperature-changing chamber 400) as needed.Due to the air door of the embodiment of the present invention
100 have structure novel, small and exquisite, the high advantage of functional reliability, and therefore, the refrigerator 1000 of the embodiment of the present invention has same
Advantage.
Other compositions such as compressor of refrigerator 1000 according to an embodiment of the present invention etc. and operation are general for this field
All be for logical technical staff it is known, be not detailed herein.
Refrigerator 1000 according to an embodiment of the present invention, by be arranged above-mentioned first aspect embodiment for refrigerator 1000
Air door 100, to improve the overall performance of refrigerator 1000.
In the following ,-Fig. 7 referring to Fig.1, describes refrigerator 1000 and its air door 100 accord to a specific embodiment of that present invention.
As shown in fig. 7, refrigerator 1000 is single system refrigerator, and including freezing chamber 200 and refrigerating chamber 300 (or temperature-changing chamber
400) it is, the temperature for guaranteeing refrigerating chamber 300 (or temperature-changing chamber 400), air door is set in connecting its channel with freezing chamber 200
100, to adjust the cold wind for being delivered to refrigerating chamber 300 (or temperature-changing chamber 400) from freezing chamber 200.
As depicted in figs. 1 and 2, air door 100 is electric flap and includes: shell 1, revolving door 2, actuator 3 and heat preservation member 4.
Wherein, shell 1 is made of upper cover (being made of top plate 11 and coaming plate 13) and bottom plate 12, and upper cover and lower cover can pass through screw or card
Button is detachable to be connected.Revolving door 2 is by mounting plate 29, first baffle 21, the first connecting plate 22, second baffle 24, the second connecting plate 25
It is formed with demarcation plate 27.Actuator 3 is made of stepper motor 31 and gear 32.Axle portion 121, axle portion are equipped at the center of bottom plate 12
121 cooperate with the centre bore 291 on mounting plate 29, and 29 edge of mounting plate is provided with the driven tooth 292 engaged with gear 32.
First baffle 21 and the first connecting plate 22 limit the first cavity 23, and second baffle 24 and the second connecting plate 25 limit
It is arranged and is separately filled with heat preservation member 4 before and after second cavity 26 out, the first cavity 23 and the second cavity 26, demarcation plate 27 is multiple
And be located between the first cavity 23 and the second cavity 26 in parallel, flow channels are limited between every two adjacent demarcation plates 27
28。
As shown in Figure 3 and Figure 4, when refrigerating chamber 300 (or temperature-changing chamber 400) needs cooling capacity, drive of the revolving door 2 in actuator 3
Movement the position that air inlet 131 shown in Fig. 4 is connected to air outlet 132 is moved under, at this point, the cold wind of freezing chamber 200 from
Air inlet 131 enters multiple flow channels 28, and enters refrigerating chamber 300 (or temperature-changing chamber 400) by air outlet 132.
As shown in Figure 5 and Figure 6, when refrigerating chamber 300 (or temperature-changing chamber 400) does not need cooling capacity, revolving door 2 is in actuator 3
The position that air inlet 131 shown in fig. 6 is blocked with air outlet 132 is moved under driving effect, at this point, the cold wind of freezing chamber 200
It is blocked, since the air layer in heat preservation member 4 and multiple flow channels 28 forms thermal insulation layer, so that the outlet air end of air door 100 is not
Because of cold and hot exchange condensation can be generated, and then the phenomenon that be not in icing.However, air door used in current refrigerator, in order to anti-
It only freezes and freezes, the method for mostly using heater strip to heat greatly solves, but there are the deficiencies such as at high cost and reliability is low.And according to
The air door 100 of the embodiment of the present invention is circulated by forming the first cavity 23, the second cavity 26 and multiple cross in air door 100
Road 28 plays heat-blocking action, so that the outlet air end of air door 100 will not generate condensation because of cold and hot exchange, and then is not in freeze
The phenomenon that.
In addition, not only structure is complicated, components are more for air door in the related technology, and control it is complicated, functional reliability compared with
Difference.And the air door 100 of the embodiment of the present invention, the switching of both of which can be realized due to only passing through first baffle 21, thus this
The structure of the air door 100 of inventive embodiments is simple, and components are few, at low cost, and convenient for control, functional reliability is high.
In the description of the present invention, it is to be understood that, term " center ", "top", "bottom", "inner", "outside", " axial direction ",
The orientation or positional relationship of the instructions such as " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be direct phase
Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed
System.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (16)
1. a kind of air door for refrigerator characterized by comprising
Shell, the shell include top plate and bottom plate and coaming plate, and the top plate is oppositely arranged with the bottom plate, and the coaming plate connects
It connects between the top plate and the bottom plate, is formed with air inlet and air outlet on the coaming plate；
Revolving door, the revolving door are located in the shell and including first baffle, central axis of the first baffle around the shell
Line can be fully open by the air inlet and the air outlet during can be rotated and rotating and by the air inlet and institute
State one of closing in air outlet；
Actuator, the actuator and the revolving door cooperate to drive the first baffle to rotate, with realize the air inlet with
Both of which air outlet connection and blocked.
2. the air door according to claim 1 for refrigerator, which is characterized in that the coaming plate is the cylinder-shaped and described coaming plate
Central axis constitute the central axis of the shell, the first baffle is formed as the central axis of central axis Yu the coaming plate
The circular arc cylindricality plate that line is overlapped, and the first baffle and the coaming plate clearance fit.
3. the air door according to claim 1 for refrigerator, which is characterized in that the revolving door further includes the first connecting plate,
First connecting plate is connected to the inside of the first baffle and limits the first cavity jointly with the first baffle.
4. the air door according to claim 3 for refrigerator, which is characterized in that be equipped with heat preservation member in first cavity.
5. the air door according to claim 1 for refrigerator, which is characterized in that the air inlet and the air outlet are apart
180 ° of settings.
6. the air door according to claim 5 for refrigerator, which is characterized in that the revolving door further includes second baffle, institute
Second baffle and the first baffle are stated at a distance of 180 ° of settings and can be rotated around the central axis of the shell, the second baffle
Being configured in the course of rotation can be fully open by the air inlet and the air outlet and by the air inlet and described
One of closing in air outlet, the actuator and the revolving door cooperate to drive the second baffle and the first gear
Plate rotates synchronously.
7. the air door according to claim 6 for refrigerator, which is characterized in that the coaming plate is the cylinder-shaped and described coaming plate
Central axis constitute the central axis of the shell, the second baffle is formed as the central axis of central axis Yu the coaming plate
The circular arc cylindricality plate that line is overlapped, and the second baffle and the coaming plate clearance fit.
8. the air door according to claim 6 for refrigerator, which is characterized in that the revolving door further includes the second connecting plate,
Second connecting plate is connected to the inside of the second baffle and limits the second cavity jointly with the second baffle.
9. the air door according to claim 8 for refrigerator, which is characterized in that be equipped with heat preservation member in second cavity.
10. the air door according to claim 1 to 9 for refrigerator, which is characterized in that the revolving door further includes
One or more demarcation plate limits between the demarcation plate and the first baffle when the demarcation plate is one
The air inlet is connected to the air outlet when first baffle is by the air inlet and the fully open air outlet
Flow channels, when the demarcation plate is multiple, multiple demarcation plates successively spaced relation and per described in adjacent two
Limiting between demarcation plate makes the air inlet when the first baffle is by the air inlet and the fully open air outlet
The flow channels being connected to the air outlet.
11. the air door according to claim 10 for refrigerator, which is characterized in that each demarcation plate is with described
The line of the circumferential both sides of the edge of one baffle is parallel.
12. the air door according to claim 1 for refrigerator, which is characterized in that the shell further include be connected to it is described
The first extension board and/or second between top plate and the bottom plate and except the coaming plate extend baffle, and described first prolongs
It stretches plate to be two and extended outwardly by the circumferential both sides of the edge of the air inlet respectively, second extension board is two and difference
Extended outwardly by the circumferential both sides of the edge of the air outlet.
13. the air door according to claim 1 for refrigerator, which is characterized in that evacuation notch is formed on the coaming plate,
The actuator is located at outside the evacuation notch and is cooperated by the evacuation notch and the revolving door.
14. the air door according to claim 13 for refrigerator, which is characterized in that the shell further include be connected to it is described
Protection girth sheets between top plate and the bottom plate and except the coaming plate, the week of the protection girth sheets and the evacuation notch
Connect to both sides of the edge to limit the protection chamber for accommodating the actuator jointly with the top plate and the bottom plate.
15. the air door according to claim 1 for refrigerator, which is characterized in that the revolving door further includes mounting plate, described
Mounting plate is circular slab and center is overlapped with the central axis of the shell, and the first baffle is vertically mounted on the mounting plate
On, at least partly edge of the mounting plate is formed with driven tooth, and the actuator includes motor and by described motor-driven
Gear, the gear and the driven tooth engagement are to drive the mounting plate that the first baffle is driven to rotate.
16. a kind of refrigerator characterized by comprising be used for the air door of refrigerator described in any one of -15 according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711066552.2A CN109751822B (en) | 2017-11-02 | 2017-11-02 | Air door for refrigerator and refrigerator with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711066552.2A CN109751822B (en) | 2017-11-02 | 2017-11-02 | Air door for refrigerator and refrigerator with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109751822A true CN109751822A (en) | 2019-05-14 |
| CN109751822B CN109751822B (en) | 2021-02-26 |
Family
ID=66398431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711066552.2A Active CN109751822B (en) | 2017-11-02 | 2017-11-02 | Air door for refrigerator and refrigerator with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109751822B (en) |
Cited By (1)
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|---|---|---|---|---|
| CN114674105A (en) * | 2022-03-09 | 2022-06-28 | 海信（山东）冰箱有限公司 | Refrigerator and control method thereof |
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| Publication number | Publication date |
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| CN109751822B (en) | 2021-02-26 |
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