CN107024064B - A kind of throttle setting for refrigerator and refrigerator - Google Patents
A kind of throttle setting for refrigerator and refrigerator Download PDFInfo
- Publication number
- CN107024064B CN107024064B CN201710129879.3A CN201710129879A CN107024064B CN 107024064 B CN107024064 B CN 107024064B CN 201710129879 A CN201710129879 A CN 201710129879A CN 107024064 B CN107024064 B CN 107024064B
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- China
- Prior art keywords
- gate cover
- wind gate
- slide plate
- rack gear
- ventilation opening
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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
- 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
-
- 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
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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 throttle setting for refrigerator and refrigerators, are related to refrigerator art, are easy to shake during opening or closing to solve air door in existing refrigerator air door device, the problem of stability difference and invent.The present invention provides a kind of throttle setting for refrigerator, comprising: air door ontology, air door ontology are fixed on the air duct board of refrigerator, and ventilation opening is offered on air duct board；Wind gate cover, wind gate cover can move along a straight line with respect to air door ontology；It further include the driving device for driving wind gate cover to move, driving device includes motor and driving member；Driving member includes driving gear, driven gear, the first rack gear and the second rack gear, driving gear is set on the output shaft of motor, driven gear is meshed with driving gear, first rack gear and the second rack gear is arranged in parallel and the flank of tooth is opposite, first rack gear and the second rack gear are fixed relative to wind gate cover, driving gear is engaged with the first rack gear, and driven gear is engaged with the second rack gear.The present invention can be used for refrigerator.
Description
Technical field
The present invention relates to refrigerator art more particularly to a kind of throttle setting for refrigerator and refrigerator.
Background technique
In order to meet the needs of the food storages such as fruit, meat, refrigerator needs to have carry out function in refrigeration and freezing compartment
The subdivision of energy area, such as the refrigerating chamber of refrigerator have the demand for expanding the functional areas such as dry and wet zone, ice warm area, temperature-varying zone.In order to meet ice
The demand of case needs to increase throttle setting in refrigerator air duct, all kinds of to meet to control each functional areas
The storage requirements of food.
A kind of existing refrigerator air door device, as shown in Figure 1, comprising: the air door ontology 01 with ventilation hole 011, it can
Closing and the cover board 02 for opening ventilation hole 011；Wherein, cover board 02 is connected with the sliding of air door ontology 01, divulges information on air door ontology 01
The edge in hole 011 is plane, and cover board 02 is plane for the medial surface in enclosed ventilation hole 011；The refrigerator air door device also wraps
The driving part 03 for including: being connected with cover board 02 and cover board 02 is driven to slide, wherein driving part 03 is motor；Cover board 02 and wind
Door body 01 is connected by the sliding of gear and rack teeth mechanism 04.Gear and rack teeth mechanism 04 includes: to be set on 02 lateral surface of cover board
Rack gear 041, with 041 meshed gears 042 of rack gear, motor is connected with the transmission of gear 042；The both ends of air door ontology 01, which are provided with, leads
To plate 012, the both ends of cover board 02 are provided with the guide groove 021 cooperated with guide plate 012；Air door ontology 01 is provided with cover board 02
It is positioned at the first locating piece 05 of the first predeterminated position, the first predeterminated position is the position in 02 enclosed ventilation hole 011 of cover board, air door
Ontology 01 is additionally provided with the second locating piece that cover board 02 is positioned to the second predeterminated position, and the second predeterminated position is the opening of cover board 02
The position of ventilation hole 011.Open ventilation hole 011 when, motor rotation band moving gear 042 rotate, gear 042 by with rack gear 041
It is meshed and cover board 02 is driven to slide to open position；When closing ventilation hole 011, motor reversely rotates anti-with moving gear 042 simultaneously
To rotate and drive cover board 02 to closed position slide.
Referring to Fig. 1 and Fig. 2, it is connected with air door ontology 01 by the sliding of gear and rack teeth mechanism 04 due to cover board 02, in gear
During 042 rotation drive rack 041 moves, directed force F of the gear 042 to rack gear 0410Not along the movement side of cover board 02
To, but be a certain included angle with the direction of motion of cover board 02, and since the guide groove 021 being arranged at 02 both ends of cover board is direct
Cooperate with guide plate 012, such cover board 02 is along 012 sliding process of guide plate, in F0Normal component of force Fn0Under the action of, edge
The both ends stress of 02 direction of motion of cover board is not easy to keep balance, and the guide groove 021 that 02 both ends of cover board are arranged in can not be always
It fits with guide plate 012, is easy to happen the opposite changing of the relative positions, makes cover board 02 during opening or closing ventilation hole 011 in this way
It is easy to happen shaking, the kinetic stability of cover board 02 is poor.
Summary of the invention
The embodiment of the present invention provides a kind of refrigerator air door device, and wind gate cover can be made in the mistake for opening or closing ventilation opening
It is less likely to occur to shake in journey, improves the kinetic stability of wind gate cover.
In order to achieve the above objectives, the embodiment provides a kind of refrigerator air door devices, comprising: air door ontology, institute
It states air door ontology to be fixed on the air duct board of refrigerator, offers ventilation opening on the air duct board；Wind gate cover, the wind gate cover can phases
It moves along a straight line to the air door ontology, is used to open or closes the ventilation opening；It further include for driving the wind gate cover to move
Driving device, the driving device includes motor and driving member；The driving member includes driving gear, driven gear,
One rack gear and the second rack gear, the driving gear are set on the output shaft of the motor, the driven gear and the active
Gear is meshed, first rack gear and the second rack gear is arranged in parallel and the flank of tooth is opposite, first rack gear and the second tooth
Item is fixed relative to the wind gate cover, the driving gear and the driven gear be located at first rack gear and the second rack gear it
Between, the driving gear is engaged with first rack gear, and the driven gear is engaged with second rack gear.
In the throttle setting for refrigerator provided in the embodiment of the present invention, since driving member includes two gears and two teeth
Item, and the first rack gear and the second rack gear is arranged in parallel and the flank of tooth is opposite, the first rack gear and the second rack gear are relative to air door
Lid is fixed, and driven gear is meshed with driving gear, driving gear and driven gear between the first rack gear and the second rack gear,
Driving gear is engaged with the first rack gear, and driven gear is engaged with the second rack gear, and the power of driving wind gate cover movement in this way is driving tooth
Take turns the directed force F to the first rack gear1With driven gear to the directed force F of the second rack gear2, by Principles of Gear Connection and gear teeth
F known to the theory of engagement1=F2, θ1=θ2, Ft1=Ft2, Fn1=Fn2(θ1For F1With the angle of the first rack gear extending direction；θ2For
F2With the angle of the second rack gear extending direction；Ft1The tangential component being subject to for the first rack gear；Ft2It is subject to for the second rack gear tangential
Component；Fn1The normal component of force being subject to for the first rack gear；Fn2The normal component of force being subject to for the second rack gear), due to Fn1、Fn2Size phase
Deng, contrary, the two is cancelled out each other, such first rack gear, the second rack gear in the motion process of wind gate cover only by Ft1、
Ft2Effect, and due to Ft1、Ft2Direction it is identical as the direction of motion of wind gate cover, therefore, compared with prior art, wind gate cover edge
The both ends of the direction of motion are easy to keep balance, and wind gate cover is just less likely to occur to shake during opening or closing, to mention
The high kinetic stability of wind gate cover.
On the other hand, the embodiment of the invention also provides a kind of refrigerator, including storeroom and wind inlet channel, the air inlet wind
Road includes air duct board, and ventilation opening is offered on the air duct board, and the ventilation opening is connected with the storeroom, the air duct board
On be fixed with throttle setting for refrigerator described in above-described embodiment.
Due to the wind door of refrigerator dress being fixed on the air duct board of refrigerator provided in an embodiment of the present invention in above-described embodiment
It sets, so can also generate identical technical effect, solves identical technical problem.Wind in the wind inlet channel of refrigerator passes through refrigerator
It after the adjusting of throttle setting, enters in the storeroom of refrigerator, to meet what function in each compartment of storeroom was segmented
Demand.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of existing structural schematic diagram of refrigerator air door device；
Fig. 2 is the A-A cross section view of Fig. 1；
Fig. 3 is the explosive view of the throttle setting for refrigerator (with preceding wind gate cover and rear wind gate cover) in the embodiment of the present invention；
Fig. 4 is throttle setting for refrigerator (having preceding wind gate cover and rear wind gate cover) driving member and wind in the embodiment of the present invention
The assembling schematic diagram of door closure；
Fig. 5 is the explosive view of the throttle setting for refrigerator (with preceding wind gate cover) in the embodiment of the present invention；
Fig. 6 is the middle driving member and wind gate cover of the throttle setting for refrigerator (with preceding wind gate cover) in the embodiment of the present invention
Assembling schematic diagram；
Fig. 7 is throttle setting for refrigerator (having preceding wind gate cover) wind gate cover status diagram one in the embodiment of the present invention
(ventilation opening fully opens)；
Fig. 8 is throttle setting for refrigerator (having preceding wind gate cover) wind gate cover status diagram two in the embodiment of the present invention
(ventilation opening completely closes)；
Fig. 9 is throttle setting for refrigerator (having preceding wind gate cover and rear wind gate cover) wind gate cover state in the embodiment of the present invention
Schematic diagram one (air inlet, ventilation opening fully open)；
Figure 10 is throttle setting for refrigerator (having preceding wind gate cover and rear wind gate cover) air door cover shape in the embodiment of the present invention
State schematic diagram two (air inlet, ventilation opening are in half closed state)；
Figure 11 is throttle setting for refrigerator (having preceding wind gate cover and rear wind gate cover) air door cover shape in the embodiment of the present invention
State schematic diagram three (air inlet, ventilation opening completely close).
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or
It is more than two.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is right
For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Referring to Fig. 3 and Fig. 5, the refrigerator air door device that is provided in the embodiment of the present invention, comprising: air door ontology 1, air door ontology
1 is fixed on the air duct board 100 of refrigerator, and ventilation opening 101 is offered on air duct board 100；Wind gate cover 2, wind gate cover 2 can be with respect to air doors
Ontology 1 moves along a straight line, and is used to open or closes ventilation opening 101；Further include the driving device for driving wind gate cover 2 to move, drives
Dynamic device includes motor 3 and driving member 4；Driving member 4 includes driving gear 41, driven gear 42, the first rack gear 43 and second
Rack gear 44, driving gear 41 are set on the output shaft of motor 3, and driven gear 42 is meshed with driving gear 41, the first rack gear
43 and second rack gear 44 it is arranged in parallel and the flank of tooth is opposite, the first rack gear 43 and the second rack gear 44 are fixed relative to wind gate cover 2,
Between the first rack gear 43 and the second rack gear 44, driving gear 41 is nibbled with the first rack gear 43 for driving gear 41 and driven gear 42
It closes, driven gear 42 is engaged with the second rack gear 44.
In the throttle setting for refrigerator provided in the embodiment of the present invention, since driving member 4 includes two gears and two teeth
Item, and the first rack gear 43 and the second rack gear 44 is arranged in parallel and the flank of tooth is opposite, 44 phase of the first rack gear 43 and the second rack gear
Fixed for wind gate cover 2, driven gear 42 is meshed with driving gear 41, and driving gear 41 and driven gear 42 are located at the first tooth
Between item 43 and the second rack gear 44, driving gear 41 is engaged with the first rack gear 43, and driven gear 42 is engaged with the second rack gear 44, this
The power that sample drives wind gate cover 2 to move is directed force F of the driving gear 41 to the first rack gear 431With driven gear 42 to the second rack gear
44 directed force F2, as shown in Fig. 2, the F known to Principles of Gear Connection and rack and pinion engagement principle1=F2, θ1=θ2, Ft1
=Ft2, Fn1=Fn2(θ1For F1With the angle of 43 extending direction of the first rack gear；θ2For F2With the folder of 44 extending direction of the second rack gear
Angle；Ft1The tangential component being subject to for the first rack gear 43；Ft2The tangential component being subject to for the second rack gear 44；Fn1For the first rack gear 43
The normal component of force being subject to；Fn2The normal component of force being subject to for the second rack gear 44), due to Fn1、Fn2It is equal in magnitude, contrary, the two
It cancels out each other, such first rack gear 43, the second rack gear 44 are in the motion process of wind gate cover 2 only by Ft1、Ft2Effect, again
Due to Ft1、Ft2Direction it is identical as the direction of motion of wind gate cover 2, therefore, compared with prior art, wind gate cover 2 is during the motion
It is easy for keeping balance, makes it be less likely to occur to shake during opening or closing ventilation opening 101, to improve air door
The kinetic stability of lid 2.
Wherein, driving gear 41 can not be identical with the number of teeth of driven gear 42, the first rack gear 43 and the second rack gear 44
The number of teeth can not be identical, in addition, as shown in Figure 4 and Figure 6, driving gear 41 can also be identical with the number of teeth of driven gear 42, the
One rack gear 43 can also be identical with the number of teeth of the second rack gear 44.Compared to the different scheme of the number of teeth, driving gear 41 and driven tooth
When the number of teeth of wheel 42, the first rack gear 43 are identical as the number of teeth of the second rack gear 44, driving gear 41 and driven gear 42 can be made
Size is identical, the first rack gear 43 is equal with the holding of the length of the second rack gear 44, not only can be convenient driving gear 41, driven gear
42, the processing of the first rack gear 43 and the second rack gear 44 reduces processing cost, and facilitates the mutual assembling between them.
Driving gear 41 and the installation site of driven gear 42 be not unique, such as driving gear 41 and driven gear 42
The line of rotation center can be not orthogonal to the extending direction of the first rack gear 43, in addition, as shown in Figure 4 and Figure 6, driving gear 41
Line with the rotation center of driven gear 42 can also be perpendicular to the extending direction of the first rack gear 43.Compared to the side of out of plumb
The line of the rotation center of case, driving gear 41 and driven gear 42 can make perpendicular to the extending direction of the first rack gear 43
Fn1, Fn2 are conllinear, thus make wind gate cover 2 during the motion have better stability, avoid Fn1, Fn2 it is not conllinear when production
Raw torque has an impact the kinetic stability of wind gate cover 2.
The setting position of first rack gear 43 and the second rack gear 44 is not also unique, for example the first rack gear 43 and the second rack gear 44 can
To be arranged outside wind gate cover 2, specifically, two pieces of fixed plates being parallel to each other are fixedly installed on a side surface of wind gate cover 2,
First rack gear 43 and the second rack gear 44 are respectively arranged on the opposite two sides of two fixed plates.In addition, the first rack gear 43 and
Two rack gears 44 also can be set in wind gate cover 2, specifically, as shown in Figure 4 and Figure 6, the first opening be offered on wind gate cover 2
21, the first rack gear 43 and the second rack gear 44 are set on the two opposite inner walls of the first opening 21.Compared to the first rack gear 43 and
The scheme outside wind gate cover 2 is arranged in two rack gears 44, and the first opening 21 of wind gate cover 2 is arranged in the first rack gear 43 and the second rack gear 44
It is interior, the occupied space of driving gear 41, driven gear 42, the first rack gear 43 and the second rack gear 44 can be greatly reduced in this way, it can
So that the structure of throttle setting for refrigerator is more compact.
Wherein, the first rack gear 43 and the second rack gear 44 can be with split productions, in addition, as shown in Figure 4 and Figure 6, the first rack gear
43 and second rack gear 44 can also be integrally formed with wind gate cover 2.Compared to split production, it is integrally formed that can reduce part
Number, can make the movement of wind gate cover 2 relatively reliable.
The type of motor 3 is not also unique, for example motor 3 can be ordinary motor, in addition, motor 3 or stepping electricity
Machine compares ordinary motor, and stepper motor can accurately control the corner of motor shaft according to the umber of pulse that electric-controlled plate inputs, thus
It can control the movement position of wind gate cover 2, going out for ventilation opening 101 can be adjusted by accurately adjusting the aperture of ventilation opening 101
Air quantity, so can accurately control adjustment refrigerator compartment in temperature, come meet different food products storage needs.
The structure of air door ontology 1 is not also unique, for example air door ontology 1 can be following structure: air door ontology 1 includes air door
Plate, offers the second opening 112 on air door plate, and air door plate is fixed on air duct board 100 and the second opening 112 and ventilation opening 101
Relatively, wind gate cover 2 includes slide plate 22 and preceding wind gate cover 23, and preceding wind gate cover 23 is set on slide plate 22, and slide plate 22, driving device are equal
Side positioned at air door plate far from air duct board 100, when slide plate 22 moves, wind gate cover 23 is in the second opening before slide plate 22 can drive
Movement in 112, and openable or closing ventilation opening 101.
In addition, air door ontology 1 may be with flowering structure: as shown in Figure 3 and Figure 5, air door ontology 1 includes shell 11, shell
Air inlet 111 and the second opening 112 are offered on body 11, air duct board is fixed on the surface that shell 11 offers the second opening 112
On 100 and the second opening 112 is opposite with ventilation opening 101, and wind gate cover 2 includes slide plate 22 and preceding wind gate cover 23, and preceding wind gate cover 23 is set
It is placed on slide plate 22, slide plate 22, driving device are respectively positioned on the inside of shell 11, when slide plate 22 moves, before slide plate 22 can drive
Wind gate cover 23 moves in the second opening 112, and openable or closing ventilation opening 101.It include air door plate compared to air door ontology 1
Scheme, Fig. 3 and scheme slide plate 22 shown in fig. 5, driving device are respectively positioned on the inside of shell 11, in such refrigerator wind inlet channel
Condensed water etc. due to shell 11 blocking and be not easy to be in contact with driving device, slide plate 22, reduce condensed water etc. to drive
The damage probability of dynamic device, improves the reliability of the movement of wind gate cover 2.Wherein, the first opening 21 is opened on slide plate 22.
Referring to Fig. 3 and Fig. 5, shell 11 includes air door shell 114 and cover board 115, has third opening on air door shell 114
1141, cover board 115 is covered at third opening 1141, and air inlet 111 is opened on air door shell 114, slide plate 22, driving device
It is respectively positioned on the inside of air door shell 114, cover board 115 is clamped with 114 phase of air door shell, and the second opening 112 is opened in cover board 115
On.Since cover board 115 and 114 phase of air door shell are clamped, such cover board 115 can be removed easily from air door shell 114,
Slide plate 22, driving device in air door shell 114 can easily be installed from air door shell 114 by third opening 1141
Or it removes.
Referring to Fig. 7 and Fig. 9, cover board 115 is equipped with defining flange 1152, defining flange close to the side wall surface of slide plate 22
1152 can be convenient cover board 115 and the clamping of 114 phase of air door shell, i.e., are equipped between defining flange 1152 and air door shell 114
Buckle structure, defining flange 1152 are clamped by buckle and 114 phase of air door shell.
The connection type of preceding wind gate cover 23 and slide plate 22 is not unique, such as shown in figure 3, preceding wind gate cover 23 and slide plate 22
It can be detachably connected, easily disassembling, assembling and replacing, preceding wind gate cover 23 certain can also can be implemented separately in wind gate cover 23 preceding in this way
Preceding wind gate cover 23 may be implemented far along the extending direction sliding of ventilation opening 101 in a little functions, such as the opposite slide plate 22 of preceding wind gate cover 23
A side surface and side wall surface flush of the air duct board 100 far from slide plate 22 from slide plate 22.In addition, as shown in figure 5, preceding air door
Lid 23 can also be integrally formed with slide plate 22, can be reduced the number of part in this way, be made the on and off of ventilation opening 101 in this way
It is relatively reliable.
Slide plate 22 generates shaking in the X direction during the motion in order to prevent, and the movement for further increasing wind gate cover 2 is steady
It is qualitative, as shown in Figure 5 and Figure 6, limition orientation structure 5 is equipped between shell 11 and slide plate 22, limition orientation structure 5 includes setting
In the limited post 51 on shell 11 and the limiting slot 52 being opened on slide plate 22, the extending direction of limiting slot 52 and the fortune of slide plate 22
Dynamic direction is identical, and limiting slot 52 is slidably matched with limited post 51.Wind gate cover 23 opens or closes ventilation opening before slide plate 22 drives
Limiting slot 52 is slided relative to limited post 51 during 101, has carried out X-direction (arrow meaning side in figure to slide plate 22 in this way
To) limit, anti-limited slip plate 22 X-direction generate shaking, further improve the kinetic stability of wind gate cover 2.
In addition, limiting slot 52 and the setting position of limited post 51 can also mutually be exchanged, i.e., limition orientation structure 5 includes opening
Limiting slot 52 on shell 11 and the limited post 51 being set on slide plate 22, the limited post in this way in 22 motion process of slide plate
51 slide relative to limiting slot 52.The beneficial effect that the setting position of limiting slot 52 and limited post 51 generates after exchanging with exchange before
The beneficial effect of generation is identical, and details are not described herein.
Slide plate 22 generates shaking in z-direction during the motion in order to prevent, and the movement for further increasing wind gate cover 2 is steady
Qualitative, as shown in Figure 7 and Figure 8, preceding wind gate cover 23 is bonded with the sliding of air duct board 100, is formed with step surface on the inner wall of shell 11
116, a side surface of the slide plate 22 far from preceding wind gate cover 23 is bonded with the sliding of step surface 116, in this way the motion process in slide plate 22
In, air duct board 100, step surface 116 have carried out the limit of Z-direction (arrow direction in figure), anti-limited slip plate 22 to slide plate 22
Shaking is generated in Z-direction, further improves the kinetic stability of wind gate cover 2.
Referring to Fig. 6, it is opened on slide plate 22 in limiting slot 52 and limited post 51 is set in the embodiment on shell 11, by
There is certain length in the tooth Gao Fangxiang (X-direction i.e. in figure) along the first rack gear 43 in slide plate 22, if along the first tooth
A limiting slot 52 is provided only on the high direction of the tooth of item 43, corresponding position is provided only with a limited post 51 on shell 11, sliding in this way
Plate 22 is not easy to keep balance in the two sides in the high direction of tooth along the first rack gear 43.Therefore, in order to make slide plate 22 in motion process
Middle holding balance, limiting slot 52 are two, and two limiting slots 52 are opened in slide plate 22 along the tooth Gao Fangxiang of the first rack gear 43 respectively
Both ends, limited post 51 is two, be respectively arranged on shell 11, and corresponded with two limiting slots 52, this ensure that
Slide plate 22 keeps balance during the motion, improves the kinetic stability of slide plate 22.
Similarly, it is opened on shell 11 in limiting slot 52 and limited post 51 is set in the embodiment on slide plate 22, limited
Position column 51 is two, and two limited posts 51 are respectively arranged at slide plate 22 along the both ends in the high direction of tooth of the first rack gear 43, limiting slot
52 be two, is opened on shell 11 respectively, and is corresponded with two limited posts 51, this ensure that slide plate 22 is being moved through
Balance is kept in journey, improves the kinetic stability of slide plate 22.
Referring to figs. 5 and 6, it is opened up on cover board 115 there are two through-hole 1151, when cover board 115 and 114 phase of air door shell are clamped
When, two through-holes 1151 and two limited posts 51 correspond and cooperate.Pass through the cooperation of through-hole 1151 and limited post 51, cover board
1151 can be supported limited post 51 far from one end of air door shell 114, to reduce 52 relative limit column of limiting slot
The deformation of limited post 51 in 51 sliding processes.
Referring to Fig. 3 and Fig. 4, wind gate cover 2 further includes rear wind gate cover 24, and rear wind gate cover 24 is set on slide plate 22 and rear air door
Lid 24 is set at air inlet 111, and wind gate cover 24 opens or closes air inlet 111, current wind gate cover 23 after slide plate 22 can drive
When opening ventilation opening 101, rear wind gate cover 24 opens simultaneously air inlet 111, this ensure that air inlet is gone on smoothly；Current air door
When lid 23 closes ventilation opening 101, rear wind gate cover 24 simultaneously closes off air inlet 111, air inlet 111 can be made when not entering the wind in this way
It is in close state, ensure that the airtightness of shell 11, further reduced the entrance such as condensed water in the wind inlet channel of refrigerator
To the probability in shell 11.
In order to which during slide plate 22 drives preceding wind gate cover 23, rear wind gate cover 24 moves, anti-limited slip plate 22 is produced in X-direction
It is raw to shake, so that the kinetic stability of slide plate 22 is further increased, as shown in figure 3, the side of preceding wind gate cover 23 and the second opening 112
Wall is slidably matched, and wind gate cover 23 slides in the second opening 112 before slide plate 22 can drive, the side wall pair of such second opening 112
Preceding wind gate cover 23 produces limitation in the movement of X-direction, and then can limit the movement in the direction slide plate 22X, thus anti-
Limited slip plate 22 generates shaking in X-direction, further increases the kinetic stability of slide plate 22.
In order to which during slide plate 22 drives preceding wind gate cover 23, rear wind gate cover 24 moves, anti-limited slip plate 22 is produced in Z-direction
It is raw to shake, to further increase the kinetic stability of slide plate 22, as shown in figure 3, air duct board 100 and offering air inlet 111
Shell 11 wall surface it is opposite, the sliding of preceding wind gate cover 23 and air duct board 100 be bonded, the inner wall sliding of rear wind gate cover 24 and shell 11
Fitting.In this way during slide plate 22 drives preceding wind gate cover 23, rear wind gate cover 24 moves, pass through preceding wind gate cover 23 and air duct board
The inner wall sliding of 100 sliding fittings, preceding wind gate cover 23 and shell 11 is bonded, and such air duct board 100 and offers air inlet 111
The wall surface of shell 11 plays the position-limiting action of Z-direction to slide plate 22, so that anti-limited slip plate 22 is generated in Z-direction during the motion
It shakes, ensure that slide plate 22 moves along a straight line, further improve the kinetic stability of slide plate 22.
Since preceding wind gate cover 23 is bonded with the sliding of air duct board 100, when current wind gate cover 23 closes ventilation opening 101, preceding air door
The surface of side of the lid 23 far from slide plate 22 and air duct board 100 will form a step far from the wall surface of 22 side of slide plate, i.e., before
The surface of side of the wind gate cover 23 far from slide plate 22 differs an air duct board far from the wall surface of 22 side of slide plate with air duct board 100
100 wall thickness, the globality poor of wind gate cover 23 and air duct board 100, also will affect aesthetics before making in this way；Similarly, rear
When wind gate cover 24 closes air inlet 111, the surface of rear side of the wind gate cover 24 far from slide plate 22 and the outer wall of shell 11 also can shapes
At a step, makes the globality poor of rear wind gate cover 24 and shell 11, equally also will affect aesthetics.
In order to eliminate the wall surface and table of the air duct board 100 far from 22 side of slide plate of preceding side of the wind gate cover 23 far from slide plate 22
The platform formed between the surface of the side of step and rear wind gate cover 24 far from slide plate 22 formed between face and the outer wall of shell 11
Rank, as shown in figure 3, preceding wind gate cover 23 is slidably connected with slide plate 22, preceding wind gate cover 23 can be along the extending direction (figure of ventilation opening 101
In Z-direction) slided relative to slide plate 22, rear wind gate cover 24 is slidably connected with slide plate 22, and rear wind gate cover 24 can be along air inlet 111
Extending direction (Z-direction in figure) slided relative to slide plate 22, preceding wind gate cover 23 is respectively connected with elastic component with rear wind gate cover 24
6, as shown in Fig. 9, Figure 10 and Figure 11, the size of preceding wind gate cover 23 and ventilation opening 101 is adapted, preceding wind gate cover 23 and ventilation opening
The first position limiting structure is equipped between 101, when current wind gate cover 23 is opposite with ventilation opening 101, the elastic force of elastic component 6 can make preceding air door
Lid 23 protrudes into ventilation opening 101, and the surface of current side of the wind gate cover 23 far from slide plate 22 and air duct board 100 are far from slide plate 22
When the wall surface flush of side, wind gate cover 23 continues to slide to far from 22 direction of slide plate before the first position limiting structure can prevent, in this way
Shape between the wall surface of surface and air duct board 100 far from 22 side of slide plate of side of the wind gate cover 23 far from slide plate 22 before eliminating the need for
At step, make before side of the wind gate cover 23 far from slide plate 22 surface and side of the air duct board 100 far from slide plate 22 wall surface
Flush to improve the globality of preceding wind gate cover 23 and air duct board 100, while can also improve apparent aesthetics；
The size of wind gate cover 24 and air inlet 111 is adapted afterwards, and the second position limiting structure is equipped between rear wind gate cover 24 and air inlet 111,
When rear wind gate cover 24 is opposite with air inlet 111, the elastic force of elastic component 6 can be such that rear wind gate cover 24 protrudes into air inlet 111, when after
When the surface of side of the wind gate cover 24 far from slide plate 22 and the inner wall flush of shell 11, air door after the second position limiting structure can prevent
Lid 24 continues to slide to far from 22 direction of slide plate.Thus eliminating the need the surface of rear side of the wind gate cover 24 far from slide plate 22 and shells
The step formed between 11 outer wall of body makes surface and the 11 outer wall flush of shell of rear side of the wind gate cover 24 far from slide plate 22,
The globality of rear wind gate cover 24 and shell 11 is improved, while can also improve apparent aesthetics.
It should be understood that the size of preceding wind gate cover 23 and ventilation opening 101 is adapted wind gate cover 23 and ventilation opening before referring to
101 shape is same or similar, and outer dimension is same or similar with the size of ventilation opening 101, and preceding wind gate cover 23 can be stretched
Enter into ventilation opening 101；The size of wind gate cover 24 and air inlet 111, which is adapted, afterwards refers to rear wind gate cover 24 and air inlet 111
Shape is same or similar, and outer dimension is same or similar with the size of air inlet 111, rear wind gate cover 24 can extend into
In air port 111.
Wherein, the first position limiting structure, the second position limiting structure be not unique, for example the first position limiting structure may include that setting exists
101 edge of ventilation opening and the first limit film being located on the wall surface of side of the air duct board 100 far from slide plate 22, current wind gate cover 23
Far from slide plate 22 side surface and side of the air duct board 100 far from slide plate 22 wall surface flush when, the first limit film with
Preceding wind gate cover 23 leans far from the surface of 22 side of slide plate；Second position limiting structure may include being arranged at 111 edge of air inlet
And be located at the second limit film on the outer wall of shell 11, when after side of the wind gate cover 24 far from slide plate 22 surface and shell 11
When outer wall flush, the second limit film leans with rear wind gate cover 24 far from the surface of 22 side of slide plate.
In addition, as shown in figure 3, the first position limiting structure, the second position limiting structure may be with flowering structure: the first position limiting structure
The first flange 234 including 23 edge of wind gate cover before being set to, the surface of current side of the wind gate cover 23 far from slide plate 22 and wind
When the wall surface flush of side of the guidance tape 100 far from slide plate 22, the first flange 234 offers the second opening 112 with shell 11
Wall surface leans (i.e. wall surface of the cover board 115 close to 22 side of slide plate), such first flange 234 it is prevented that preceding wind gate cover 23 after
Continue and slided to the direction far from slide plate 22, to ensure that surface and the air duct board of preceding side of the wind gate cover 23 far from slide plate 22
The wall surface flush of 100 sides far from slide plate 22；Second position limiting structure includes be set to rear 24 edge of wind gate cover second convex
Edge 245, when the outer wall flush of the surface of rear side of the wind gate cover 24 far from slide plate 22 and shell 11, the second flange 245 with
The wall surface that shell 11 offers air inlet 11 leans, and such second flange 245 is it is prevented that rear wind gate cover 24 continues to separate
The direction of slide plate 22 is slided, to ensure that the surface of rear side of the wind gate cover 24 far from slide plate 22 is equal with 11 outer wall of shell
Together.Wherein, (the side X i.e. in figure along the high direction of 43 tooth of the first rack gear can be set in preceding wind gate cover 23 in the first flange 234
To) both ends, the both ends in rear wind gate cover 24 on the high direction of 43 tooth of the first rack gear can be set in the second flange 245.It compares
First position limiting structure is the first limit film, the scheme that the second position limiting structure is the second limit film, the first flange in scheme shown in Fig. 3
234, the second flange 245 is all the inside that shell 11 is arranged, the surface and air duct of current side of the wind gate cover 23 far from slide plate 22
The surface of the side of wall surface flush, rear wind gate cover 24 far from slide plate 22 of side of the plate 100 far from slide plate 22 and shell 11
When outer wall flush, appearance is more beautiful, and the globality of preceding wind gate cover 23 and air duct board 100, rear wind gate cover 24 and shell 11 is more
It is good.
Referring to Fig. 3, the first mounting hole 231 is offered on preceding wind gate cover 23, offers the second mounting hole on rear wind gate cover 24
241, slide plate 22 is equipped with the first mounting post 221 and the second mounting post 222, the extending direction and ventilation opening of the first mounting post 221
101 extending direction is identical, and the extending direction of the second mounting post 222 is identical as the extending direction of air inlet 111, the first mounting hole
231 are slidably matched with the first mounting post 221, and the second mounting hole 241 is slidably matched with the second mounting post 222.Pass through the first installation
Hole 231 is slidably matched with the first mounting post 221, and extension of the preceding wind gate cover 23 relative to slide plate 22 along ventilation opening 101 may be implemented
Direction sliding, while the first mounting post 221, also to guiding role is played in preceding 23 sliding process of wind gate cover, wind gate cover 23 is sliding before making
Without departing from direction during dynamic；It is slidably matched by the second mounting hole 241 and the second mounting post 222, rear wind gate cover may be implemented
24 extending direction relative to slide plate 22 along air inlet 111 slides, while the second mounting post 222 also slided rear wind gate cover 24
Guiding role is played in journey, is made in rear 24 sliding process of wind gate cover without departing from direction.
In addition, the position of the first mounting post 221 and the first mounting hole 231 can be exchanged, the second mounting post 222 and the second peace
The position in dress hole 241 can also be exchanged, i.e., preceding wind gate cover 23 is equipped with the first mounting post 221, and rear wind gate cover 24 is equipped with second
Mounting post 222 offers the first mounting hole 231 and the second mounting hole 241, the extending direction of the first mounting hole 231 on slide plate 22
Identical as the extending direction of ventilation opening 101, the extending direction of the second mounting hole 241 is identical as the extending direction of air inlet 111.The
The position of the position of one mounting post 221 and the first mounting hole 231, the second mounting post 222 and the second mounting hole 241 exchange after have
Beneficial effect is identical as the beneficial effect before exchanging, and details are not described herein.
In order to keep preceding wind gate cover 23, rear wind gate cover 24 more steady in the sliding process of opposite slide plate 22, such as Fig. 3 institute
Showing, the first mounting hole 231 is two, both ends of the wind gate cover 23 on the high direction of 43 tooth of the first rack gear before being opened in respectively, the
One mounting post 221 is two, and two the first mounting posts 221 are set on slide plate 22, and a pair of with two the first mounting holes 231 1
It answers, both ends of the wind gate cover 23 on the high direction of 43 tooth of the first rack gear keep balance in sliding process before can making in this way, make
The sliding of preceding wind gate cover 23 is more stable；Second mounting hole 241 is two, is opened in rear wind gate cover 24 respectively along 43 tooth of the first rack gear
Both ends on high direction, the second mounting post 222 be two, two the second mounting posts 222 are set on slide plate 22, and with two
Second mounting hole 241 corresponds, and can make both ends of the rear wind gate cover 24 on the high direction of 43 tooth of the first rack gear in cunning in this way
Balance is kept during dynamic, keeps the sliding of rear wind gate cover 24 more stable.
Similarly, the first mounting post 221 is equipped on preceding wind gate cover 23, rear wind gate cover 24 is equipped with the second mounting post 222,
In the implementation for offering the first mounting hole 231 and the second mounting hole 241 on slide plate 22, in order to make preceding wind gate cover 23, rear wind gate cover
24 is more steady in the sliding process of opposite slide plate 22, and the first mounting post 221 is two, 23 edge of wind gate cover before being respectively arranged at
Both ends on the high direction of first rack gear, 43 tooth, the first mounting hole 231 are two, and two the first mounting holes 231 are opened in slide plate
It on 22, and is corresponded with two the first mounting posts 221, the second mounting post 222 is two, is respectively arranged at rear 24 edge of wind gate cover
Both ends on the high direction of first rack gear, 43 tooth, the second mounting hole 241 are two, and two the second mounting holes 241 are opened in slide plate
On 22, and corresponded with two the second mounting posts 222.
Referring to Fig. 9, Figure 10 and Figure 11, a side edge of ventilation opening 101 is formed with first and leads in 22 direction of motion of slide plate
To face 102, during ventilation opening 101 is closed, wind gate cover 23 is gradually to close to air duct board before the first guide surface 102 is bootable
The directions of 100 wall surfaces far from 22 side of slide plate is slided, and wind gate cover 23 is in ventilation opening 101 before can making in this way, and to close
Sliding in the direction sliding process of wall surface of the air duct board 100 far from 22 side of slide plate is gentle, and wind gate cover 23 is logical before avoiding
Sliding speed in air port 101 is too fast, and wind gate cover 23 is close to wall surface of the air duct board 100 far from 22 side of slide plate before improving
The robust motion in direction；A side edge along 22 direction of motion upper air inlet 111 of slide plate is formed with the second guide surface 113,
During air inlet 111 is closed, wind gate cover 24 is gradually to the direction close to 11 outer wall of shell after the second guide surface 113 is bootable
Sliding, can make rear wind gate cover 24 in air inlet 111 in this way, and the cunning into the direction sliding process of close 11 outer wall of shell
Dynamic gentle, it is too fast to avoid sliding speed of the rear wind gate cover 24 in air inlet 111, improves rear wind gate cover 24 to close to shell
Robust motion in the direction sliding process of 11 outer walls.
Referring to Fig. 9, Figure 10 and Figure 11, in order to make 23 smooth opening ventilation opening 101 of preceding wind gate cover, along 22 direction of motion of slide plate
Go forward wind gate cover 23 a side along being formed with third guide surface 232, when ventilation opening 101 is closed, third guide surface 232 and the
One guide surface 102 fits, and when wind gate cover 23 current in this way opens ventilation opening 101, third guide surface 232 can be along first
Guide surface 102 towards open ventilation opening 101 direction slide, ensure that preceding wind gate cover 23 towards open ventilation opening 101 direction cunning
It is dynamic smoothly, when solving preceding wind gate cover 23 and not setting third guide surface 232, preceding wind gate cover 23 is towards the direction cunning for opening ventilation opening 101
Stuck problem is easy when dynamic；In order to make rear 24 smooth opening air inlet 111 of wind gate cover, the rear air door in 22 direction of motion of slide plate
A side edge of lid 24 is formed with the 4th guide surface 242, when air inlet 111 is closed, the 4th guide surface 242 and the second guide surface
113 fit.In this way when rear wind gate cover 24 opens air inlet 111, the 4th guide surface 242 can be along the second guide surface
113 slide towards the direction for opening air inlet 111, and the sliding that ensure that rear wind gate cover 24 towards the direction for opening air inlet 111 is smooth,
When solving rear wind gate cover 24 and not setting four guide surfaces 242, rear wind gate cover 24 is easy when sliding towards the direction for opening air inlet 111
Stuck problem.
Wherein, the first guide surface 102, the second guide surface 113, third guide surface 232, the 4th guide surface 242 can be
Inclined-plane, the first guide surface 102 is formed in a side edge of the ventilation opening 101 in 22 direction of motion of slide plate, and is located at close to slide plate
On the wall surface of the air duct board 100 of 22 sides；Second guide surface 113 is formed in one of air inlet 111 in 22 direction of motion of slide plate
Side edge, and be located on the inner wall of shell 11；Wind gate cover 23 is in 22 direction of motion of slide plate before third guide surface 232 is formed in
A side edge, and be located on preceding surface of the wind gate cover 23 far from 22 side of slide plate；4th guide surface 242 is formed in rear wind gate cover 24
A side edge in 22 direction of motion of slide plate, and be located on rear surface of the wind gate cover 24 far from 22 side of slide plate.
The type of the elastic component 6 is not unique, for example elastic component 6 can be air spring (leather bag cylinder), in addition, bullet
Property part 6 or spring (i.e. common spring).Compared to air spring, the structure of spring is simpler, occupies little space, and can reduce
Production and installation cost.
The mounting means of spring is not unique, for example, spring can be directly arranged at preceding wind gate cover 23 and rear wind gate cover 24 it
Between, specifically, as shown in figure 3, spring includes the first spring, one end of the first spring and preceding wind gate cover 23 are close to the one of slide plate 22
Side surface is connected, and the other end is connected with rear wind gate cover 24 close to a side surface of slide plate 22.In this way in ventilation opening 101 and air inlet
During 111 close, preceding wind gate cover 23 is slided to the direction close to slide plate 22 simultaneously with rear wind gate cover 24, makes the first spring pressure
Contracting accumulation of energy；In 101 opening procedure of ventilation opening, wind gate cover 23 is to separate before the first spring elastic force that wind gate cover 23 provides forward makes
The direction of slide plate 22 is slided, and in 111 opening procedure of air inlet, the first spring elastic force that wind gate cover 24 provides backward makes rear air door
Lid 24 is slided to the direction far from slide plate 22.
Wherein, the first spring and preceding wind gate cover 23, the connection type of rear wind gate cover 24 be not unique, for example, such as Fig. 3 institute
Show, preceding wind gate cover 23 is equipped with the first fixed column (not shown) close to a side surface of slide plate 22, and rear wind gate cover 24 is close
One side surface of slide plate 22 is equipped with the second fixed column 243, and the first end of the first spring is sheathed in the first fixed column, the first bullet
The second end of spring is sheathed in the second fixed column 243.First fixed column, the second fixed column 243 play the both ends of the first spring
The effect of limit, ensure that the first spring between preceding wind gate cover 23, rear wind gate cover 24 without departing from.
In addition, the first spring and preceding wind gate cover 23, rear wind gate cover 24 can also be following connection type: specifically, preceding air door
Lid 23 offers the first limit hole on a side surface of slide plate 22, and rear wind gate cover 24 is set on a side surface of slide plate 22
There is the second limit hole, the first end of the first spring is inserted into the first limit hole, and is leant with the bottom surface of the first limit hole, and second
The second end of spring is inserted into the second limit hole, and is leant with the bottom surface of the second limit hole.First limit hole, the second limit hole
Play the role of limit to the both ends of the first spring, ensure that the first spring between preceding wind gate cover 23, rear wind gate cover 24 without
It is detached from.
In addition to that can be directly arranged between preceding wind gate cover 23 and rear wind gate cover 24, spring can also be respectively arranged at spring
Between preceding wind gate cover 23 and slide plate 22, between slide plate 22 and rear wind gate cover 24.Specifically, spring includes second spring and third bullet
Spring, before second spring is set between wind gate cover 23 and slide plate 22, third spring is set between slide plate 22 and rear wind gate cover 24.
When air inlet 111 and ventilation opening 101 be not opposite, then a distance that can be staggered between preceding wind gate cover 23 and rear wind gate cover 24,
If be overlapped opposite region installation spring can be very inconvenient directly between preceding wind gate cover 23 and rear wind gate cover 24, preceding wind gate cover
23, rear wind gate cover 24 slides under the effect of elasticity is also not easy to keep balance, and spring is respectively arranged at preceding wind gate cover 23 and is slided
Between plate 22, between slide plate 22 and rear wind gate cover 24, installation site of the spring on preceding wind gate cover 23, rear wind gate cover 24 would not
It is restricted, preceding wind gate cover 23, rear wind gate cover 24 can be made to slide under the action of elastic force and be easy guarantor in order to the installation of spring
Maintain an equal level weighing apparatus.
It is more steady during in order to slide preceding wind gate cover 23, rear wind gate cover 24 relative to slide plate 22, such as Fig. 3 institute
Show, preceding wind gate cover 23 is equipped with the first guide post (not shown) close to a side surface of slide plate 22, and rear wind gate cover 24 is close
One side surface of slide plate 22 is equipped with the second guide post 244, and the second guide post 244 is hollow structure, the first guide post and second
The inner hole of guide post 244 is slidably matched.First guide post and the second guide post 244 are to preceding wind gate cover 23 relative to 22 edge of slide plate
The sliding of the extending direction of ventilation opening 101 and rear wind gate cover 24 are in the extending direction relative to slide plate 22 along air inlet 111
Guiding role is played in sliding.It is slidably matched by the inner hole of the first guide post and the second guide post 244, before may further ensure that
Wind gate cover 23 does not shake in relative to extending direction sliding process of the slide plate 22 along ventilation opening 101, while after also ensuring that
Wind gate cover 24 does not shake in relative to extending direction sliding process of the slide plate 22 along air inlet 111, wind gate cover 23 before making,
Wind gate cover 24 is more steady in opposite 22 sliding process of slide plate afterwards.
In addition, the setting position of the first guide post and the second guide post 244 can also mutually be exchanged, and specifically, preceding air door
Lid 23 is equipped with the second guide post 244 close to a side surface of slide plate 22, and rear wind gate cover 24 is on a side surface of slide plate 22
Equipped with the first guide post.Position exchange after caused by beneficial effect with exchange preceding identical, details are not described herein.
In order to make preceding wind gate cover 23 not continue to move when closing or opening ventilation opening 101, as shown in Figure 3 and Figure 5, preceding wind
Door closure 23 is equipped with baffle 233 far from the surface of 22 side of slide plate, and baffle 233 passes through ventilation opening 101.Baffle 233 is in preceding air door
Lid 23 plays the role of limit when opening or closing ventilation opening 101, and wind gate cover 23 is opening or closing ventilation opening 101 before can making
It is moved back and forth under the two states.When wind gate cover 23 opens ventilation opening 101 before slide plate 22 drives, baffle 233 and ventilation opening 101
One end edge lean, prevent before wind gate cover 23 continue to open ventilation opening 101 direction move；Before the drive of slide plate 22
When wind gate cover 23 closes ventilation opening 101, baffle 233 and the other end edge of ventilation opening 101 lean, wind gate cover 23 before preventing
Continue to move to the direction for closing ventilation opening 101.Wherein, baffle 233, which both can be set, moves in preceding wind gate cover 23 along slide plate 22
The both ends edge in direction also can be set in preceding wind gate cover 23 along the middle position of 22 direction of motion of slide plate.
In order to be oriented to the outlet air at ventilation opening 101, as shown in figures 7 and 9, baffle 233 is set to preceding wind
Door closure 23 can be oriented to the outlet air at ventilation opening 101 along one end edge of 22 direction of motion of slide plate, baffle 233, logical in this way
Outlet air at air port 101 will be blown out along the surface of baffle 233, so that the wind for enabling ventilation opening 101 to blow out is along one
Direction blowout, to prevent wind from the surrounding diffusion of phase ventilation opening 101 after the blowout of ventilation opening 101.Wherein, baffle 233 both can be with
Preceding wind gate cover 23 is set along one end edge of 22 direction of motion of slide plate, also can be set and moved in preceding wind gate cover 23 along slide plate 22
The other end edge in direction.For example as shown in figure 9, preceding wind gate cover 23 moves upwards to open the direction of ventilation opening 101, then keeping off
The lower edge of preceding wind gate cover 23 is arranged in plate 233, and the lower surface of baffle 233 carries out wind-guiding；If preceding wind gate cover 23 moves downward
For the direction for opening ventilation opening 101, then the upper edge of preceding wind gate cover 23 is arranged in baffle 233, the upper surface of baffle 233 is carried out
Wind-guiding.
Throttle setting for refrigerator provided in an embodiment of the present invention during the work time, the air duct board 100 around ventilation opening 101
On often have some condensed waters (100 temperature of air duct board around ventilation opening 101 be usually relatively low, and it is lower that steam encounters temperature
Air duct board 100 be condensed into water droplet), these condensed waters flow downward under gravity, are often easily accessible ventilation opening
In 101,23 dyskinesia of wind gate cover before easy icing makes in this way can affect to preceding 23 proper motion of wind gate cover.
In order to avoid condensed water enters in ventilation opening 101, as shown in Figure 3 and Figure 5, the upper surface of baffle 233 is formed with bulge-structure
2331, bulge-structure 2331 can will be dropped in the edge of the condensed water deflector apron 233 of the upper surface of baffle 233, condense in this way
Water is difficult to enter in ventilation opening 101, and preceding wind gate cover 23 is just not easy ice-bound, it is ensured that the normal opening of ventilation opening 101
With closing.
On the other hand, the embodiment of the invention also provides a kind of refrigerator, including storeroom and wind inlet channel, wind inlet channel packets
Air duct board 100 is included, ventilation opening 101 is offered on air duct board 100, ventilation opening 101 is connected with storeroom, solid on air duct board 100
Surely there is the throttle setting for refrigerator in any of the above-described embodiment.
Since the refrigerator being fixed in any of the above-described embodiment on the air duct board 100 of refrigerator provided in an embodiment of the present invention is used
Throttle setting solves identical technical problem so can also generate identical technical effect.Wind warp in the wind inlet channel of refrigerator
It after crossing the adjusting of throttle setting for refrigerator, enters in the storeroom of refrigerator, to meet function in each compartment of storeroom
The demand of subdivision.Wherein, storeroom includes refrigerating chamber and freezing chamber.
More than, only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (15)
1. a kind of throttle setting for refrigerator characterized by comprising
Air door ontology, the air door ontology are fixed on the air duct board of refrigerator, offer ventilation opening on the air duct board；
Wind gate cover, the wind gate cover can air door ontology linear motion relatively, be used to open or close the ventilation opening；
It further include the driving device for driving the wind gate cover movement, the driving device includes motor and driving member；
The driving member includes driving gear, driven gear, the first rack gear and the second rack gear, and the driving gear is set to described
On the output shaft of motor, the driven gear is meshed with the driving gear, and first rack gear and the second rack gear are mutually flat
Row is arranged and the flank of tooth is opposite, and first rack gear and the second rack gear are fixed relative to the wind gate cover, the driving gear and institute
Driven gear is stated between first rack gear and the second rack gear, the driving gear is engaged with first rack gear, described
Driven gear is engaged with second rack gear.
2. throttle setting for refrigerator according to claim 1, which is characterized in that offer first on the wind gate cover and open
Mouthful, first rack gear and the second rack gear are set on the two opposite inner walls of first opening.
3. throttle setting for refrigerator according to claim 1 or 2, which is characterized in that the air door ontology includes shell, institute
It states and offers air inlet and the second opening on shell, the air duct is fixed on the surface that the shell offers second opening
On plate and second opening is opposite with the ventilation opening, and the wind gate cover includes slide plate and preceding wind gate cover, the preceding wind gate cover
It is set on the slide plate, the slide plate, driving device are respectively positioned on the inside of the shell, described when the skateboarding
Slide plate can drive preceding wind gate cover movement in second opening, and the openable or closing ventilation opening.
4. throttle setting for refrigerator according to claim 3, which is characterized in that set between the shell and the slide plate
There is limit guide frame, the limition orientation structure includes the limited post being set on the shell and is opened on the slide plate
Limiting slot；Or the limition orientation structure includes the limiting slot being opened on the shell and is set on the slide plate
Limited post,
The extending direction of the limiting slot is identical as the direction of motion of the slide plate, and the limiting slot is matched with limited post sliding
It closes.
5. throttle setting for refrigerator according to claim 3, which is characterized in that the wind gate cover further includes rear air door
Lid, wind gate cover is set to the air inlet after the rear wind gate cover is set on the slide plate and is described, and the slide plate can band
It moves the rear wind gate cover and opens or closes the air inlet,
When the preceding wind gate cover opens the ventilation opening, the rear wind gate cover opens simultaneously the air inlet；When the preceding wind
When door closure closes the ventilation opening, the rear wind gate cover simultaneously closes off the air inlet.
6. throttle setting for refrigerator according to claim 5, which is characterized in that the air duct board and offer it is described into
The wall surface of the shell in air port is opposite, and the sliding of the preceding wind gate cover and the air duct board be bonded, the wind gate cover afterwards with it is described
The inner wall of shell slides fitting.
7. throttle setting for refrigerator according to claim 6, which is characterized in that the preceding wind gate cover and the slide plate are sliding
Dynamic connection, the preceding wind gate cover can along the ventilation opening extending direction relative to the slide plate slides, it is described after wind gate cover with
Slide plate slides connection, it is described after wind gate cover can along the air inlet extending direction relative to the slide plate slides, it is described
Preceding wind gate cover and the rear wind gate cover are respectively connected with elastic component,
The size of the preceding wind gate cover and the ventilation opening is adapted, and first is equipped between the preceding wind gate cover and the ventilation opening
Position limiting structure, when the preceding wind gate cover is opposite with the ventilation opening, the elastic force of the elastic component can be such that the preceding wind gate cover stretches
Enter in the ventilation opening, when the side of the preceding wind gate cover far from the slide plate surface and the air duct board far from the slide plate
Side wall surface flush when, first position limiting structure can prevent the preceding wind gate cover from continuing to far from the slide plate direction
Sliding；
The size of wind gate cover and the air inlet is adapted after described, and second is equipped between wind gate cover and the air inlet after described
Position limiting structure, when wind gate cover is opposite with the air inlet after described, the elastic force of the elastic component can be such that the rear wind gate cover stretches
Enter in the air inlet, the inner wall flush on the surface of side of the wind gate cover far from the slide plate and the shell when described after
When, second position limiting structure can prevent the rear wind gate cover from continuing to slide to far from the slide plate direction.
8. throttle setting for refrigerator according to claim 7, which is characterized in that first position limiting structure includes setting
The first flange in the edge of the preceding wind gate cover, surface and the wind when the side of the preceding wind gate cover far from the slide plate
When the wall surface flush of side of the guidance tape far from the slide plate, first flange and the shell offer second opening
Wall surface lean；
Second position limiting structure include be set to it is described after wind gate cover edge the second flange, wind gate cover is separate when described after
When the outer wall flush of the surface of the side of the slide plate and the shell, second flange offers described with the shell
The wall surface of air inlet leans.
9. throttle setting for refrigerator according to claim 7, which is characterized in that offer first on the preceding wind gate cover
Mounting hole, the second mounting hole is offered on wind gate cover after described, the slide plate is equipped with the first mounting post and the second mounting post, institute
The extending direction for stating the first mounting post is identical as the extending direction of the ventilation opening, the extending direction of second mounting post and institute
The extending direction for stating air inlet is identical；Or the preceding wind gate cover is equipped with the first mounting post, it is described after wind gate cover be equipped with the
Two mounting posts offer the first mounting hole and the second mounting hole, the extending direction of first mounting hole and institute on the slide plate
The extending direction for stating ventilation opening is identical, and the extending direction of second mounting hole is identical as the extending direction of the air inlet,
First mounting hole is slidably matched with first mounting post, and second mounting hole and second mounting post are slided
Cooperation.
10. throttle setting for refrigerator according to claim 7, which is characterized in that the institute along the skateboarding direction
A side of ventilation opening is stated along the first guide surface is formed with, during the ventilation opening is closed, first guide surface can
The preceding wind gate cover is guided gradually to slide to the direction close to wall surface of the air duct board far from the slide plate side；
A side of the air inlet is closed along the second guide surface is formed in the air inlet along the skateboarding direction
During, second guide surface may be guided the rear wind gate cover and gradually slide to the direction close to the housing exterior walls.
11. throttle setting for refrigerator according to claim 10, which is characterized in that the institute along the skateboarding direction
A side of wind gate cover is along being formed with third guide surface before stating, when the ventilation opening is closed, the third guide surface with it is described
First guide surface fits；
A side of the rear wind gate cover is along the 4th guide surface is formed with along the skateboarding direction, when the air inlet closes
When closing, the 4th guide surface fits with second guide surface.
12. throttle setting for refrigerator according to claim 7, which is characterized in that the elastic component is spring, the bullet
Spring includes second spring and third spring, and the second spring is set between the preceding wind gate cover and the slide plate, and described
Three springs are set between the slide plate and the rear wind gate cover.
13. throttle setting for refrigerator according to claim 7, which is characterized in that the preceding wind gate cover is close to the cunning
One side surface of plate is equipped with the first guide post, and the rear wind gate cover is equipped with the second guiding close to a side surface of the slide plate
Column；Or the preceding wind gate cover is equipped with the second guide post close to a side surface of the slide plate, the rear wind gate cover is close to described
One side surface of slide plate is equipped with the first guide post,
Second guide post is hollow structure, and the inner hole of first guide post and second guide post is slidably matched.
14. throttle setting for refrigerator according to claim 3, which is characterized in that the preceding wind gate cover is far from the slide plate
The surface of side is equipped with baffle, and the baffle is arranged across the ventilation opening；The baffle plate setting is in the preceding wind gate cover edge
One end edge in the skateboarding direction, the baffle can be oriented to the outlet air at the ventilation opening.
15. a kind of refrigerator, which is characterized in that including storeroom and wind inlet channel, the wind inlet channel includes air duct board, the wind
Ventilation opening is offered on guidance tape, the ventilation opening is connected with the storeroom, be fixed on the air duct board claim 1~
Throttle setting for refrigerator described in any one of 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710129879.3A CN107024064B (en) | 2017-03-07 | 2017-03-07 | A kind of throttle setting for refrigerator and refrigerator |
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| CN201710129879.3A CN107024064B (en) | 2017-03-07 | 2017-03-07 | A kind of throttle setting for refrigerator and refrigerator |
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| CN107024064A CN107024064A (en) | 2017-08-08 |
| CN107024064B true CN107024064B (en) | 2019-07-23 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131950B (en) * | 2018-02-08 | 2020-08-28 | 青岛海尔股份有限公司 | Air duct assembly and air-cooled refrigerator with same |
| CN108800722A (en) * | 2018-06-05 | 2018-11-13 | 海信（山东）冰箱有限公司 | A kind of wind cooling refrigerator |
| CN109237859B (en) * | 2018-09-25 | 2024-02-06 | 长虹美菱股份有限公司 | Novel adjustable air door mechanism |
| CN109780781B (en) * | 2019-03-15 | 2023-11-10 | 长虹美菱股份有限公司 | Rotary electric air door applied to refrigerator |
| WO2024133201A1 (en) * | 2022-12-20 | 2024-06-27 | Scotsman Ice S.R.L. | Ice maker with a collection tank for ice in particles equipped with an improved closing door |
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| JP2000304424A (en) * | 1999-04-16 | 2000-11-02 | Toshiba Home Technology Corp | Door driving device |
| CN1307217A (en) * | 2000-01-31 | 2001-08-08 | 株式会社三协精机制作所 | Motor-type air door device |
| CN201715802U (en) * | 2010-02-10 | 2011-01-19 | 株式会社Scd | Opening-closing device for refrigerator door |
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| CN105391238A (en) * | 2014-08-28 | 2016-03-09 | 日本电产三协株式会社 | Geared motor and damper device |
| CN105716353A (en) * | 2016-02-02 | 2016-06-29 | 海信（山东）冰箱有限公司 | Air duct assembly of air-cooled refrigerator and air-cooled refrigerator |
| CN104329886B (en) * | 2014-08-18 | 2017-01-11 | 青岛海尔股份有限公司 | Automatic door opening device and refrigerator with same |
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| JP2000304424A (en) * | 1999-04-16 | 2000-11-02 | Toshiba Home Technology Corp | Door driving device |
| CN1307217A (en) * | 2000-01-31 | 2001-08-08 | 株式会社三协精机制作所 | Motor-type air door device |
| CN201715802U (en) * | 2010-02-10 | 2011-01-19 | 株式会社Scd | Opening-closing device for refrigerator door |
| CN104764270A (en) * | 2014-01-03 | 2015-07-08 | 苏州三星电子有限公司 | Air cooling refrigerator and air door thereof |
| CN104329886B (en) * | 2014-08-18 | 2017-01-11 | 青岛海尔股份有限公司 | Automatic door opening device and refrigerator with same |
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| CN107024064A (en) | 2017-08-08 |
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