CN110057148A - Air-cooled freezer - Google Patents
Air-cooled freezer Download PDFInfo
- Publication number
- CN110057148A CN110057148A CN201910308978.7A CN201910308978A CN110057148A CN 110057148 A CN110057148 A CN 110057148A CN 201910308978 A CN201910308978 A CN 201910308978A CN 110057148 A CN110057148 A CN 110057148A
- Authority
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- China
- Prior art keywords
- air
- exhaust passage
- cabinet body
- return
- cooled freezer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001704 evaporation Methods 0.000 claims abstract description 30
- 230000008020 evaporation Effects 0.000 claims abstract description 29
- 238000007664 blowing Methods 0.000 claims description 18
- 238000005057 refrigeration Methods 0.000 abstract description 12
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- 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
-
- 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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/003—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors with respect to movable containers
-
- 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
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
Landscapes
- 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 present invention relates to refrigeration technology fields, disclose a kind of air-cooled freezer, including opening up cabinet body and set on the door body of opening, further includes: evaporation cavity, the evaporation cavity are arranged in the cabinet body, are provided with evaporator in the evaporation cavity；And exhaust passage and the air -return duct of the connection evaporation cavity, wherein the exhaust passage is arranged in the door body, and the bottom of the cabinet body is arranged in the air -return duct.The air-cooled freezer has the advantages that keep its interior temperature distribution uniform.
Description
Technical field
The present invention relates to refrigeration technology fields, more particularly to a kind of air-cooled freezer.
Background technique
Currently, the exhaust passage of air-cooled freezer is commonly held within cabinet body two sides close to the position of mouth frame, refrigerator system in industry
When cold, cold air is dried from two side of cabinet body into cabinet body, and air -return duct flows downward in the bottom of box, gas, is sucked after air -return duct again
By evaporator refrigeration, blown out under the action of fan, then from two sides exhaust passage.The flow direction of cold air is from cabinet body close to mouth frame portion
Two sides of position blow downwards to the central area of cabinet body, and mutually collision occurs for cold air and cold air, will cause kinetic energy rejection, lean on completely
The air-breathing of air -return duct flows inner air, frequently can lead to inside refrigerator that temperature distribution is non-uniform.Especially in cabinet body
When storage article is more, it is easy to cause upper articles temperature very low, middle and lower part temperature reduces very slow.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of air-cooled freezers, logical to solve the exhaust passage in air-cooled freezer in the prior art
The two sides of cabinet body are often mounted in, thereby tend to will cause cabinet intracorporal the technical issues of temperature distribution is non-uniform.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of air-cooled freezers, including opening up cabinet body and are set to
The door body of opening, further includes: evaporation cavity, the evaporation cavity are arranged in the cabinet body, setting in the evaporation cavity
There is evaporator；And exhaust passage and the air -return duct of the connection evaporation cavity, wherein the exhaust passage is arranged in the door body
On, the bottom of the cabinet body is arranged in the air -return duct.
Wherein, it is configured with air outlet on the exhaust passage, is configured with return air inlet on the air -return duct；In the evaporation
The upper end of cavity is configured with air outlet, and the end structure in the exhaust passage and the corresponding evaporation cavity has opening described in
The air inlet of cabinet body, when closing the door body, the air outlet is docked and connected with the air inlet.
Wherein, the air outlet include along cold air blowing direction be successively in compartment setting multiple first air outlets,
Each first air outlet is arranged at the exhaust passage towards on the bottom wall of the cabinet body.
Wherein, the air outlet further include along cold air blowing direction be successively in compartment setting multiple second outlet air
Mouthful, each second air outlet is arranged on the side wall of the exhaust passage.
Wherein, in each side of first air outlet far from the air inlet, correspondence is equipped with towards the door body side
To the first wind deflector of extension, wherein the upper surface of each first wind deflector structure between the roof of the exhaust passage
Make the first gap for cold air flow.
Wherein, the overall size of each first wind deflector is gradually increased along the blowing direction of cold air.
Wherein, in each side of second air outlet far from the air inlet, correspondence is equipped with towards the exhaust passage
Centerline direction extend the second wind deflector, wherein the upper surface of each second wind deflector with the exhaust passage
The second gap for cold air flow is configured between roof.
Wherein, the overall size of each second wind deflector is gradually increased along the blowing direction of cold air.
Wherein, the exhaust passage is arranged in the alveolar layer of the door body or outside the alveolar layer of the door body.
Wherein, the upper surface of the bottom wall of the cabinet body is arranged in the air -return duct.
Wherein, the return air inlet includes multiple the first return air inlets in compartment setting, and each first return air inlet is equal
It is arranged on the roof of the air -return duct.
Wherein, the return air inlet further includes multiple the second return air inlets in compartment setting, wherein each described second time
Air port is arranged on the side wall of the air -return duct.
Wherein, it is provided with cabin in the cabinet body, compressor is provided in the cabin, is also set in the evaporation cavity
There is blower, the evaporator is arranged in the surface of the compressor and passes through pipeline connection, institute with the outlet of the compressor
The surface that the evaporator is arranged in blower is stated, along the upper edge close to the cabinet body on the air outlet.
(3) beneficial effect
Air-cooled freezer provided by the invention has the advantages that compared with prior art
When the air-cooled freezer of the application is in normal refrigerating state, door body lid is closed on the cabinet body, at this point, by evaporating
The cold air that device generates can enter in exhaust passage, since exhaust passage is arranged in door body, thus, it is blown out out of this exhaust passage
Cold air can be flowed from the top down, that is, the cold air can the inside towards cabinet body and the bottom wall direction towards cabinet body flowed, so
Afterwards, cold air flow back into evaporator through the air -return duct freezed again again.In this way, the primary refrigeration for just completing air-cooled freezer is followed
Ring.As it can be seen that the air-cooled freezer of the application is in the process of refrigeration, cold air is directly blown out vertically downward from top, and from bottom
It is recycled, thus, the flowing of cold air can be than smoothly, the internal temperature of cabinet body can be distributed relatively uniform, i.e., convenient cabinet body
Internal storage article it is more when, since the cold air on top is blown downwards, to greatly enhance the cold of the middle and lower part of cabinet body
Flow of air so that the temperature of the middle and lower part of cabinet body decline it is very fast, to realize being uniformly distributed for interior of the cabinet bulk temperature.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of the air-cooled freezer of embodiments herein；
Fig. 2 is the overall structure diagram of the air-cooled freezer of embodiments herein；
Fig. 3 is the configuration schematic diagram of the air-cooled freezer of embodiments herein；
Fig. 4 is that the exhaust passage in the air-cooled freezer of embodiments herein is arranged in the intracorporal structural schematic diagram of door；
Fig. 5 is the schematic diagram of internal structure of the exhaust passage in Fig. 1；
Fig. 6 is to flow to schematic diagram from the cold air after the air outlet of exhaust passage blowout cold air in Fig. 1.
In figure, 1: cabinet body；11: the bottom wall of cabinet body；2: door body；3: cabin；4: evaporation cavity；41: air outlet；5: evaporation
Device；6: blower；7: exhaust passage；71: air outlet；711: the first air outlets；712: the second air outlets；72: air inlet；73: outlet air
The bottom wall in road；74: side wall；75: roof；8: air -return duct；81: return air inlet；811: the first return air inlets；82: the roof of air -return duct；9:
First wind deflector；10: the second wind deflectors.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
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 can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in Figures 1 to 6, schematically showed in figure the air-cooled freezer include opening up cabinet body 1, door body 2,
Cabin 3, compressor (not shown), evaporation cavity 4, evaporator 5, exhaust passage 7 and air -return duct 8.
In embodiments herein, door body 2 is set to the opening of cabinet body 1 evaporation cavity 4 and is arranged in the cabinet body 1,
Evaporator 5 is provided in the evaporation cavity 4.
It is connected to exhaust passage 7 and the air -return duct 8 of the evaporation cavity 4, wherein the exhaust passage 7 is arranged in the door body 2, this time
Air duct 8 is arranged in the cabinet body 1.Specifically, when the air-cooled freezer of the application is in normal refrigerating state, the lid of door body 2 is closed
On the cabinet body 1, at this point, the cold air generated by evaporator 5 can enter in exhaust passage 7, since exhaust passage 7 is arranged in door body
On 2, thus, the cold air blown out out of this exhaust passage 7 can be flowed from the top down, that is, the cold air can be towards the inside of cabinet body 1
And flowed towards 11 direction of the bottom wall of cabinet body 1, then, cold air is flow back into evaporator 5 through the air -return duct 8 again to be freezed again
(for refrigeration cycle use next time).In this way, just completing a refrigeration cycle of air-cooled freezer.As it can be seen that the application
In the process of refrigeration, cold air is directly to blow out vertically downward from top, and recycled from bottom to air-cooled freezer, thus, it is cold
The flowing of gas can be than smoothly, the internal temperature of cabinet body 1 can be distributed relatively uniform, i.e., the object of the internal storage of convenient cabinet body 1
When product are more, since the cold air on top is blown downwards, so that the cold air flow of the middle and lower part of cabinet body 1 is greatly enhanced, so that cabinet
The temperature of the middle and lower part of body 1 declines very fast, to realize being uniformly distributed for 1 inside bulk temperature of cabinet body.
It should be noted that so-called " cabinet body 1 " refers to the cabinet body structure of opening upward, it is configured with appearance inside it
Space is received, for storing food, fruits and vegetables, beverage, drinks and the meat etc. that need to be freezed.
It should also be noted that, the evaporation cavity 4 can the air duct cover board on the side wall by cabinet body 1 is arranged in enclose to set and formed.
As shown in Figure 1 and Figure 5, it in the comparison preferred embodiment of the application, is configured with out on the exhaust passage 7
Air port 71 is configured with return air inlet 81 on the air -return duct 8.Wherein, which is used for the inside blowing cooling air to cabinet body 1,
The return air inlet 81 backs into the inside of evaporator 5 for recycling the cold air for flowing to lower part, carries out again to it
Secondary refrigeration, so that refrigeration cycle next time uses.
It is configured with air outlet 41 in the upper end of the evaporation cavity 4, in the exhaust passage 7 and the end of the corresponding evaporation cavity 4
It is configured with air inlet 72 of the opening towards the cabinet body 1, when closing the door body 2, the air outlet 41 and the air inlet 72 are in succession
It is logical.In this way, can realize that the cold air for generating evaporator 5 is smoothly transported into exhaust passage 7, and it is transported to by exhaust passage 7
The inside of cabinet body 1, to freeze to the inside of cabinet body 1.
It is understood that can then distinguish in order to ensure leakproofness when air outlet 41 and air inlet 72 are docked and connected
The first flexible seals (not shown) is added on the upper edge of the air outlet 41；It is soft that second is added in the lower edge of the air inlet 72
Property sealing element (not shown), when closing door body 2, the first flexible seals should be closely right with second flexible seals
It connects.
Specifically, when one of them in first flexible seals and the second flexible seals is flexible trough body structure,
When another is flexible cord tissue, door body 2 is closed, is embedded while flexible convex close structure can be made in the flexibility groove body
In structure, to realize the sealed connection of flexible cord tissue and flexible trough body structure, further, realize air outlet 41 with into
The sealing in air port 72 is docked.
In a specific embodiment, the manufacture material of first flexible seals and the second flexible seals is preferably
Rubber, silica gel or the preferable material of other flexibilities.
As shown in figure 5, the air outlet 71 includes along the side of blowing of cold air in another preferred embodiment of the application
To multiple first air outlets 711 for being successively in compartment setting, each first air outlet 711 is arranged at 7 court of exhaust passage
To on the bottom wall 73 of the cabinet body 1.Specifically, in order to improve the output quantity of cold air in the unit time, then this can suitably be increased
The quantity of first air outlet 711.
As shown in fig. 6, by the way that each first air outlet 711 to be arranged on the bottom wall 73 of exhaust passage 7, so as to
The conveying vertically downward for realizing cold air, to greatly increase the intensity that cold air flows downward.The air-cooled freezer phase of the application
Compared with existing air-cooled freezer need from the two sides of cabinet body 1 carry out outlet air the case where for, just efficiently avoid cold air to
During lower flowing, it may occur that the case where the mutual collision of cold air, to also efficiently avoid the mutual collision because of cold air
And the case where reducing cold air kinetic energy.
In another preferred embodiment, the air outlet 71 include along cold air blowing direction be successively in compartment setting
Multiple second air outlets 712, each second air outlet 712 is arranged on the side wall 74 of the exhaust passage 7.Specifically, it is
The output quantity of cold air in the unit time is further increased, then can be increased on the basis of increasing the first air outlet 711, then suitably
The quantity of more second air outlets 712.
So-called " side wall 74 " includes front side wall and rear wall, and so-called " preceding " and " rear " is with current shown in Fig. 4
Angle and the restriction carried out.
It should also be noted that, the air outlet 71 can be only the first air outlet 711, it can also be only the second air outlet
712, it is also possible to the first air outlet 711 and the second air outlet 712.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, in the preferred embodiment of the application, in each first outlet air
711 sides far from the air inlet 72 of mouth are corresponding to be equipped with the first wind deflector 9 extended towards 2 direction of the door body, wherein each
The upper surface of first wind deflector 9 is configured with the first gap for cold air flow (in figure between the roof 75 of the exhaust passage 7
It is not shown).
It is understood that the width in first gap need to only can satisfy and can permit cold air and flow through, for this
The specific width in the first gap and without limitation.
It should be noted that being pacified by corresponding on each side of first air outlet 711 far from the air inlet 72
Equipped with first wind deflector 9 extended towards 2 direction of door body, certain guiding role is played so as to the flow direction to cold air, that is,
It avoids cold air from dissipating because carrying out four to surrounding, causes effectively to be collected and be discharged at corresponding first air outlet 711
The case where, it is seen then that by adding each first wind deflector 9, so as to effectively improve the discharge rate of cold air, further
Ground achievees the purpose that the inside to cabinet body 1 is effectively freezed.
Wherein, the overall size mistake because of the first wind deflector 9 added can be effectively avoided in the setting in first gap
Greatly, the inside by exhaust passage 7 is caused to cause the case where blocking.As it can be seen that the setting in first gap, can make first wind-guiding
Plate 9 will not also cause the feelings blocked while the flow direction to cold air plays preferable guiding role to the inside of exhaust passage 7
Condition ensures that cold air can successfully be flowed along the blowing direction of cold air.
It should be noted that so-called " blowing direction of cold air " refers to from air outlet 71 shown in Fig. 4 along outlet air
The long side in road 7 is gradually flowed towards the direction far from the air inlet 72.
In another preferred embodiment of the application, the overall size of each first wind deflector 9 is along cold air
Blowing direction is gradually increased.In this way, cold air can gradually be spread around during cold air is flowed along its blowing direction,
That is, the cold air is almost with " twisting into a rope " when cold air has just been flowed into the inside of exhaust passage 7 from air inlet 72
State is carried forward flowing, and as the distance of cold air flow is more and more remoter, cold air can be gradually diffused towards surrounding, also, cold
Flow of air it is remoter, the degree being diffused around will be bigger, thus, to play preferable wind effect to cold air,
Allow cold air to be flowed into the inside of cabinet body 1 from corresponding first air outlet 711, then can suitably increase each first
The profile of wind deflector 9, also, to ensure wind effect, the then overall size of the first wind deflector 9 remoter at air inlet 72
It should be bigger.
As shown in Figure 1 and Figure 5, remote in each second air outlet 712 in another preferred embodiment of the application
The second wind deflector 10 that the corresponding centerline direction being equipped with towards the exhaust passage 7 in side from the air inlet 72 extends, wherein
The upper surface of each second wind deflector 10 is configured with the second gap for cold air flow between the roof of the exhaust passage 7
(not shown).Specifically, it is installed by corresponding on each side of second air outlet 712 far from the air inlet 72
There is the second wind deflector 10 towards the centerline direction extension of the exhaust passage 7, plays certain lead so as to the flow direction to cold air
To effect, that is, avoid cold air from dissipating because carrying out four to surrounding, cause effectively to carry out at corresponding second air outlet 712
The case where collecting and being discharged, it is seen then that by adding each second wind deflector 10, so as to effectively improve the discharge of cold air
Amount, further, achievees the purpose that the inside to cabinet body 1 is effectively freezed.
It is understood that the width in second gap need to only can satisfy and can permit cold air and flow through, for this
The specific width in the second gap and without limitation.
Wherein, the overall size mistake because of the second wind deflector 10 added can be effectively avoided in the setting in second gap
Greatly, the inside by exhaust passage 7 is caused to cause the case where blocking.As it can be seen that the setting in second gap, can make second wind-guiding
Plate 10 will not also cause the feelings blocked while the flow direction to cold air plays preferable guiding role to the inside of exhaust passage 7
Condition ensures that cold air can successfully be flowed along the flow path of cold air.
It should be noted that first wind deflector 9 and the second wind deflector 10 can be molded into exhaust passage 7 for integral type
Type.
In another preferred embodiment of the application, the overall size of each second wind deflector 10 is along cold air
Blowing direction is gradually increased.Specifically, in this way, during cold air is flowed along its blowing direction, cold air can around by
Flaring dissipates, that is to say, that when cold air has just been flowed into the inside of exhaust passage 7 from air inlet 72, the cold air is almost " to twist into one
The state of strand " is carried forward flowing, and as the distance of cold air flow is more and more remoter, cold air can be gradually diffused towards surrounding,
Also, cold air flow is remoter, and the degree being diffused around will be bigger, thus, it is preferably led to be played to cold air
Wind effect allows cold air to be flowed into the inside of cabinet body 1 from corresponding second air outlet 712, then can suitably increase
The profile of each second wind deflector 10, also, to ensure wind effect, then the second wind deflector 10 remoter at air inlet 72
Overall size should be bigger.
As shown in Figure 2, Figure 3 and Figure 4, in the preferred embodiment of the application, which is arranged in the door body
In 2 alveolar layer or outside the alveolar layer of the door body 2.It should be noted that if the exhaust passage 7 is arranged in the alveolar layer of door body 2, to guarantee
The normal output of cold air, then the air outlet 71 on the exhaust passage 7 should be through the upper and lower surface of the bottom wall 73 of exhaust passage 7.
If the exhaust passage 7 is arranged in outside the alveolar layer of door body 2, detachable connection type can be used by the exhaust passage 7
It is fixedly mounted on the lower surface of door body 2.
So-called " detachable connection type " can be screw connection, rivet interlacement, plug-in connection or buckle-type
Connection etc..
In the preferred embodiment of the application, which is arranged in the upper surface of the bottom wall 11 of the cabinet body 1.
It should be noted that by the way that the air -return duct 8 to be arranged on the bottom wall of the cabinet body 1, so as to which cold air is better achieved from upper
Portion's blowout is recycled from bottom by air -return duct 8.
It should also be noted that, the air -return duct 8 also may be mounted on the side wall of cabinet body 1, it is preferable that the air -return duct 8 peace
Mounted in the bottom of the side wall of cabinet body 1.
In a preferred embodiment, which includes multiple the first return air inlets 811 in compartment setting, respectively
A first return air inlet 811 is arranged on the roof 82 of the air -return duct 8.Specifically, time to improve cold air in the unit time
Wind efficiency then can suitably increase the quantity of the first return air inlet 811.Further, since each first return air inlet 811 is set
It sets on the roof 82 of air -return duct 8, therefore, it is possible to which cold air is enable more successfully to enter through first return air inlet 811
The inside of air -return duct 8 is freezed again to back into evaporator 5.
In another preferred embodiment, which further includes multiple the second return air inlets in compartment setting,
Wherein, each second return air inlet is arranged on the side wall of the air -return duct 8.Specifically, to further increase in the unit time
The return air efficiency of cold air can then be opened on the basis of opening up above-mentioned first return air inlet 811, then on the side wall of the air -return duct 8
If second return air inlet.
It should also be noted that, when storing more article in cabinet body 1, by the roof 82 of the air -return duct 8 and side
The first return air inlet 811 and the second return air inlet are opened up on wall, respectively so as to be effectively prevented from because article is pressed in the first return air inlet
811 or second on return air inlet, and causing cold air, there is a situation where can not return air.
In another preferred embodiment of the application, it is provided with cabin 3 in the cabinet body 1, is provided in the cabin 3
Compressor (not shown).It is additionally provided with blower 6 in the evaporation cavity 4, which is arranged in the surface of the compressor simultaneously
Outlet with the compressor is by pipeline connection, which is arranged in the surface of the evaporator 5, the upper edge of the air outlet 41
Close to the upper edge of the cabinet body 1.Specifically, by adding the blower 6 in the inside of the evaporation cavity 4, thus blowing in the blower 6
It send under effect, the flowing of cold air can be accelerated, that is, allow the flowing of cold air to form one from top to bottom, from bottom to up
Circulating path.
In addition, pass through so that the surface of the evaporator 5 is arranged in the blower 6, it is cold so as to generate evaporator 5
Gas is directly blown up into exhaust passage 7, to effectively improve the transfer efficiency of cold air.
It should also be noted that, since exhaust passage 7 is arranged in door body 2, that is, positioned at the top of evaporator 5, by making
Along the upper edge close to the cabinet body 1 on the air outlet 41, so as to effectively shorten air outlet 41 to exhaust passage 7 transmission path
Diameter, reduces the loss of cold air, to achieve the purpose that the refrigerating efficiency for improving air-cooled freezer.
In conclusion the lid of door body 2 closes on the cabinet body 1 when the air-cooled freezer of the application is in normal refrigerating state,
At this point, the cold air generated by evaporator 5 can enter in exhaust passage 7, since exhaust passage 7 is arranged in door body 2, thus, from
The cold air blown out in the exhaust passage 7 can be flowed from the top down, that is, the cold air can towards cabinet body 1 inside and towards cabinet body 1
11 direction of bottom wall is flowed, and then, cold air is flow back into evaporator 5 through the air -return duct 8 again to be freezed (for next time again
Refrigeration cycle use).In this way, just completing a refrigeration cycle of air-cooled freezer.As it can be seen that the air-cooled freezer of the application is being made
In cold process, cold air is directly to blow out vertically downward from top, and recycled from bottom, thus, the flowing of cold air can ratio
Smoothly, what the internal temperature of cabinet body 1 can be distributed is relatively uniform, i.e., when the article of the internal storage of convenient cabinet body 1 is more, due to
The cold air on top is blown downwards, so that the cold air flow of the middle and lower part of cabinet body 1 is greatly enhanced, so that the middle and lower part of cabinet body 1
Temperature declines very fast, to realize being uniformly distributed for 1 inside bulk temperature of cabinet body.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (13)
1. a kind of air-cooled freezer, including opening up cabinet body and set on the door body of opening, which is characterized in that further include:
Evaporation cavity, the evaporation cavity are arranged in the cabinet body, are provided with evaporator in the evaporation cavity；And
It is connected to exhaust passage and the air -return duct of the evaporation cavity, wherein the exhaust passage is arranged in the door body, the return air
The bottom of the cabinet body is arranged in road.
2. air-cooled freezer according to claim 1, which is characterized in that air outlet is configured on the exhaust passage, in institute
It states and is configured with return air inlet on air -return duct；
It is configured with air outlet in the upper end of the evaporation cavity, in the exhaust passage and the end structure of the corresponding evaporation cavity
There is air inlet of the opening towards the cabinet body, when closing the door body, the air outlet is docked and connected with the air inlet.
3. air-cooled freezer according to claim 2, which is characterized in that the air outlet include along cold air blowing direction according to
Secondary multiple first air outlets in compartment setting, each first air outlet are arranged at the exhaust passage towards the cabinet
On the bottom wall of body.
4. air-cooled freezer according to claim 2 or 3, which is characterized in that the air outlet further includes blowing along cold air
Direction is successively in multiple second air outlets of compartment setting, and each second air outlet is arranged at the side of the exhaust passage
On wall.
5. air-cooled freezer according to claim 3, which is characterized in that in each first air outlet far from the air inlet
The side of mouth is corresponding to be equipped with the first wind deflector extended towards the door body direction, wherein each first wind deflector
Upper surface is configured with the first gap for cold air flow between the roof of the exhaust passage.
6. air-cooled freezer according to claim 5, which is characterized in that the overall size of each first wind deflector along
The blowing direction of cold air is gradually increased.
7. air-cooled freezer according to claim 4, which is characterized in that in each second air outlet far from the air inlet
Mouthful side corresponding the second wind deflector towards the centerline direction extension of the exhaust passage is installed, wherein each described the
The upper surface of two wind deflectors is configured with the second gap for cold air flow between the roof of the exhaust passage.
8. air-cooled freezer according to claim 7, which is characterized in that the overall size of each second wind deflector along
The blowing direction of cold air is gradually increased.
9. air-cooled freezer according to claim 1, which is characterized in that the exhaust passage is arranged in the alveolar layer of the door body
Or outside the alveolar layer of the door body.
10. air-cooled freezer according to claim 1, which is characterized in that the bottom wall of the cabinet body is arranged in the air -return duct
Upper surface.
11. air-cooled freezer according to claim 2, which is characterized in that the return air inlet includes multiple in compartment setting
The first return air inlet, each first return air inlet is arranged on the roof of the air -return duct.
12. the air-cooled freezer according to claim 2 or 11, which is characterized in that the return air inlet further includes multiple in interval
Second return air inlet of formula setting, wherein each second return air inlet is arranged on the side wall of the air -return duct.
13. air-cooled freezer according to claim 2, which is characterized in that be provided with cabin, the cabin in the cabinet body
In be provided with compressor, blower is additionally provided in the evaporation cavity, the surface of the compressor is arranged in simultaneously in the evaporator
Outlet with the compressor is by pipeline connection, and the surface of the evaporator is arranged in the blower, the air outlet
On along the upper edge close to the cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910308978.7A CN110057148A (en) | 2019-04-17 | 2019-04-17 | Air-cooled freezer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910308978.7A CN110057148A (en) | 2019-04-17 | 2019-04-17 | Air-cooled freezer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110057148A true CN110057148A (en) | 2019-07-26 |
Family
ID=67319347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910308978.7A Pending CN110057148A (en) | 2019-04-17 | 2019-04-17 | Air-cooled freezer |
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| Country | Link |
|---|---|
| CN (1) | CN110057148A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765706A (en) * | 2020-07-06 | 2020-10-13 | 青岛海尔特种电冰柜有限公司 | Air-cooled refrigerator door body and air-cooled refrigerator with same |
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