CN108870835A - A kind of refrigerator - Google Patents
A kind of refrigerator Download PDFInfo
- Publication number
- CN108870835A CN108870835A CN201710331316.2A CN201710331316A CN108870835A CN 108870835 A CN108870835 A CN 108870835A CN 201710331316 A CN201710331316 A CN 201710331316A CN 108870835 A CN108870835 A CN 108870835A
- Authority
- CN
- China
- Prior art keywords
- air
- air duct
- duct
- refrigerator
- cover board
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
-
- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
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 field of refrigeration equipments, disclose a kind of refrigerator, including case courage and air duct cover board, and refrigerator container and the air duct cover board interval are arranged to form air duct chamber, and the air duct chamber is equipped with air inlet and return air inlet；The air duct chamber is equipped with air-duct clapboard, and the air duct chamber between refrigerator container and air duct cover board is divided into the air duct of multiple the connection air inlets and the return air inlet by the air-duct clapboard.Refrigerator of the invention passes through uniform air duct cover board after cooling and is uniformly freezed to refrigerating chamber, with the heat exchanger chamber where evaporator air exchange does not occur for refrigerating chamber in operational process, the case where can avoid causing because of frosting the air humidity in refrigerator to decline, to realize that refrigerating chamber maintains the purpose of higher levels of humidity, and the heat exchange efficiency of cold air wind path can be improved, make the refrigeration effect of refrigerator more preferably.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of refrigerator.
Background technique
In recent years, since frost-free refrigerator has the advantages that automatic defrosting, refrigeration uniformly and temperature is accurate, frost-free refrigerator is more next
It is more welcomed by the people.General frost-free refrigerator uses air-cooled design, and the principle of air cooling type refrigerator is followed using cold air pressure
Ring type is freezed, when air, which flows through built-in evaporator, to be separated with refrigerator inner wall, since air themperature is high, evaporator temperature
Low, heat exchange directly occurs for the two, and the temperature of air will reduce, while cold air is blown into refrigerator.Air cooling type refrigerator is exactly logical
This continuous endless form is crossed, to reduce the temperature of refrigerator.
Existing wind cooling refrigerator, because the air of refrigerator inside enters back into refrigerating chamber after evaporator is cooling, to refrigeration
Indoor air is cooled down, and when refrigerator inside air passes through evaporator, the air humidity in refrigerator can be caused because of frosting
Decline, if some foods are not isolated using preservative film or crisper, it is easy to water shortage, even more so that fruits and vegetables etc. are dehydrated wind
It is dry, it is unfavorable for refrigerating indoor food fresh-keeping.Problem lower for air cooling type refrigerator refrigerating chamber humidity at present, it is main using more
System design, but refrigerator system is more complex, higher cost, cannot effectively maintain in refrigerating chamber in appropriate humidity range.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of refrigerators, can solve the lower problem of existing air cooling type refrigerator interior humidity.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of refrigerator, including case courage and air duct cover board, refrigerator container and
The air duct cover board interval is arranged to form air duct chamber, and the air duct chamber is equipped with air inlet and return air inlet；The air duct chamber
Equipped with air-duct clapboard, the air duct chamber between refrigerator container and air duct cover board is divided into described in multiple connections by the air-duct clapboard
The air duct of air inlet and the return air inlet.
As a further improvement of the above technical scheme, the air-duct clapboard includes main air duct partition and side air-duct clapboard,
It is connected to by the main air duct that the main air duct partition is formed with air inlet, the crosswind road and return air inlet formed by the side air-duct clapboard
Connection, the main air duct partition are equipped with the ventilation hole of connection main air duct and crosswind road.
As a further improvement of the above technical scheme, it is less than close to the size of the ventilation hole of air inlet far from air inlet
The size of the ventilation hole of mouth.
As a further improvement of the above technical scheme, the main air duct partition is located at the lateral middle of refrigerator container, edge
Longitudinal direction extends；The side air-duct clapboard is located at the two sides of main air duct, extends in transverse direction.
As a further improvement of the above technical scheme, the main air duct partition is two, the two sides point of the main air duct
Not She You multiple side air-duct clapboards, the main air duct partition and the side air-duct clapboard are in non-font arrangement.
As a further improvement of the above technical scheme, one end of the side air-duct clapboard and the main air duct partition connect
It connects, the other end of the side air-duct clapboard extends to the edge of the air duct cover board and is equipped between the air duct cover board edge
Notch.
As a further improvement of the above technical scheme, it is greater than close to the size of the notch of the return air inlet far from institute
State the size of the notch of return air inlet.
As a further improvement of the above technical scheme, the air-duct clapboard and the surface one plastic uptake of refrigerator container at
Type.
As a further improvement of the above technical scheme, the air duct cover board is set to the inside of refrigerator container.
As a further improvement of the above technical scheme, the air duct cover board is made of metal material.
(3) beneficial effect
Refrigerator provided by the invention, using the air duct chamber for forming sealing by case courage and air duct cover board, air duct chamber interior
Including main air duct and multiple crosswind roads, enter main air duct through evaporator air after cooling, using main air duct and crosswind road it
Between ventilation hole, the cold air in main air duct enters each crosswind road through ventilation hole, forms multiple independent cooling areas；Pass through cooling
Air duct cover board afterwards freezes to refrigerating chamber, and refrigerating chamber does not occur with the heat exchanger chamber where evaporator direct in operational process
The case where air exchange, the avoidable air humidity caused in refrigerator because of frosting declines, to realize that refrigerating chamber remains higher
The purpose of humidity.By to the structurally reasonable layout of main air duct and crosswind road, make main air duct and crosswind road sufficiently and equably with wind
The heat exchange area of road cover board completely attaches to, and compares existing air channel structure, and air duct chamber of the invention forms multiple independent change
Thermal region extends the length in entire air duct, improves the heat exchange efficiency of cold air wind path, and can make the temperature of air duct chamber
Spend more uniform, the refrigeration effect of refrigerator is more preferably.
Detailed description of the invention
Fig. 1 is the schematic diagram according to the refrigerator air duct chamber of one embodiment of the invention；
Fig. 2 is the schematic diagram according to the refrigerator air duct chamber of one embodiment of the invention.
In figure, 1：Case courage；2：Air duct cover board；3：Main air duct partition；4：Side air-duct clapboard；5：Ventilation hole；6：Return air inlet；7：
Air inlet.
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.
According to one embodiment of present invention, with reference to Fig. 1 and Fig. 2, a kind of refrigerator, including case courage 1 and air duct are provided
Cover board 2, refrigerator container 1 and the setting of the interval of the air duct cover board 2 form air duct chamber, and the air duct chamber is equipped with 7 He of air inlet
Return air inlet 6；The air duct chamber is equipped with air-duct clapboard, and the air-duct clapboard is by the air duct between refrigerator container 1 and air duct cover board 2
Chamber is divided into the air duct of multiple connections air inlet 7 and the return air inlet 6.
According to one embodiment of present invention, the air-duct clapboard includes main air duct partition 3 and side air-duct clapboard 4,
Be connected to by the main air duct that the main air duct partition 3 is formed with air inlet 7, the crosswind road formed by the side air-duct clapboard 4 with return
Air port 6 is connected to, and the main air duct partition 3 is equipped with the ventilation hole 5 of connection main air duct and crosswind road.Main air duct partition 3 and case courage
1, main air duct is collectively formed in air duct cover board 2, and crosswind road is collectively formed in side air duct cover board 4 and case courage 1, air duct cover board 2.
In order to realize that refrigerating chamber is able to maintain that the purpose of higher levels of humidity, refrigerator is close using being formed by case courage 1 and air duct cover board 2
The air duct chamber of envelope, air duct chamber interior further include main air duct and multiple crosswind roads, enter master through evaporator air after cooling
Air duct, using the ventilation hole 5 between main air duct and crosswind road, the cold air in main air duct enters each crosswind through ventilation hole 5
Road forms multiple independent cooling areas；Freezed by air duct cover board 2 after cooling to refrigerating chamber, refrigerating chamber in operational process
Direct air exchange does not occur with the heat exchanger chamber where evaporator, can avoid causing because of frosting under the air humidity in refrigerator
The case where drop.
According to one embodiment of present invention, in order to guarantee that chamber indoor cooling capacity in air duct is evenly distributed, close to air inlet
The size of the ventilation hole 5 of mouth 7 is less than the size of the ventilation hole 5 far from air inlet 7.Preferably, air inlet 7 can be located at
The lower section of main air duct, the ventilation hole 5 on main air duct partition 3 are gradually increased from bottom to top, and the cold air be conducive in main air duct is fast
Speed is equably to the side duct flows of two sides, so that chamber indoor cooling capacity in air duct be made to be uniformly distributed.
According to one embodiment of present invention, the main air duct partition 3 is located at the lateral middle of refrigerator container 1, edge
Longitudinal direction extends；The side air-duct clapboard 4 is located at the two sides of main air duct, extends in transverse direction.As shown in Figure 2, wherein water
Square to for laterally, vertical direction is longitudinal.
Preferably, the main air duct partition 3 be two, the two sides of the main air duct be respectively equipped with multiple crosswind roads every
Plate 4, the main air duct partition 3 are arranged with the side air-duct clapboard 4 in non-font.
It is main using the ventilation hole 5 between main air duct and crosswind road after evaporator air after cooling enters main air duct
Cold air in air duct enters each crosswind road, two adjacent side air-duct clapboards 4 and the formation of main air duct partition 3 through ventilation hole 5
One independent return air refrigeration area, as shown in arrow direction in Fig. 2.Preferably, the ventilation hole 5 on main air duct partition 3 can be arranged
In the lower part close to each return air refrigeration area, flowed back still further below with being conducive to make cold air to flow to side air-duct clapboard 4 obliquely
To return air inlet 6, so that cooling capacity circulating air duct is longer, chamber indoor temperature in air duct is more uniform.
By the way that main air duct partition 3 and side air-duct clapboard 4 are uniformly distributed on air duct cover board 2, so that air duct chamber
Main air duct and the topology layout of crosswind road are reasonable, make main air duct and crosswind the road sufficiently and equably heat exchange area with air duct cover board 2
It completely attaches to, can sufficiently and maximumlly utilize the heat exchange area in air duct and air duct cover board 2, compare existing air channel structure, this
The air duct chamber of inventive embodiments forms multiple independent heat exchange areas, extends the length in entire air duct, improves cold air
The heat exchange efficiency of wind path, and the cooling capacity of air duct chamber can be made to be uniformly distributed, temperature in refrigerating chamber is more uniform, the system of refrigerator
Cold better effect.
According to one embodiment of present invention, one end of the side air-duct clapboard 4 and the main air duct partition 3 connect
It connects, the other end of the side air-duct clapboard 4 extends to the edge of the air duct cover board 2 and between 2 edge of air duct cover board
Equipped with notch.
Preferably, it is greater than the notch far from the return air inlet 6 close to the size of the notch of the return air inlet 6
Size.With reference to Fig. 2, the notch distance of side air-duct clapboard 4 and the side of air duct cover board 2 is gradually increased from top to bottom, be conducive to through
The air for crossing the heat exchange of crosswind road rapidly enters return air inlet 6, then is back to the heat exchanger chamber of evaporator, accelerates return air refrigeration cycle
Efficiency, so that chamber indoor cooling capacity in air duct is uniformly distributed.
According to one embodiment of present invention, the surface one plastics sucking moulding of the air-duct clapboard and refrigerator container 1.
It is when refrigerating chamber case courage 1 forms, the back of case courage 1 and top difference plastic uptake exhaust passage partition, including multiple lateral strips is convex
It rises, i.e. side air-duct clapboard 4, and two intermediate vertical projections, i.e. main air duct partition 3.Then by case courage 1 and air duct cover board 2
It is assembled together, forms the air duct chamber of sealing, the cold air for sending the evaporator heat exchange cavity positioned at freezing chamber is in the wind
Chamber interior circulation in road reduces installation to realize the high humidity environment of cooling compartment, air-duct clapboard and case courage one plastics sucking moulding
Difficulty improves production efficiency.
According to one embodiment of present invention, the air duct cover board 2 is set to the inside of refrigerator container 1.
The air-duct clapboard and air duct cover board 2 are installed the inside of case courage 1, preferably installed by the refrigerator of the embodiment of the present invention
At the back and top of case courage 1, the main air duct and crosswind road formed positioned at the air-duct clapboard at back and top is homogeneously intercommunicated.Wind
Road cover board 2 and case courage 1 form seal cavity after assembling, under the action of the air-duct clapboard, air after evaporator is cooling,
Cold air is sent in main air duct by fan, cold air is sent to what air duct cover board 2 was formed with case courage 1 using each ventilation hole 5
In chamber corresponding to crosswind road, refrigerating chamber is freezed by air duct cover board 2 after cooling.In operational process refrigerating chamber not with
Air exchange occurs for the heat exchanger chamber where evaporator, can avoid the feelings for causing the air humidity in refrigerator to decline because of frosting
Condition can also be kept being in humidity range appropriate by setting water-absorbent material, refrigerating chamber is made to have good food fresh-keeping effect.
In the back, side and top of the refrigerating chamber of case courage one side or multiple faces in setting air duct cover board formed wind
Road chamber.As shown, back and top structure exhaust passage chamber in the present embodiment, in case courage refrigerating chamber.
According to one embodiment of present invention, the air duct cover board 2 is made of metal material.Air duct cover board 2 is preferred
It is made of aluminium sheet, good heat dissipation effect is at low cost.
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 (10)
1. a kind of refrigerator, which is characterized in that including case courage and air duct cover board, shape is arranged in refrigerator container and the air duct cover board interval
At air duct chamber, the air duct chamber is equipped with air inlet and return air inlet；It is characterized in that：The air duct chamber be equipped with air duct every
Air duct chamber between refrigerator container and air duct cover board is divided into multiple connections air inlet and institute by plate, the air-duct clapboard
State the air duct of return air inlet.
2. a kind of refrigerator as described in claim 1, which is characterized in that the air-duct clapboard includes main air duct partition and crosswind road
Partition is connected to by the main air duct that the main air duct partition is formed with air inlet, the crosswind road formed by the side air-duct clapboard with
Return air inlet connection, the main air duct partition are equipped with the ventilation hole of connection main air duct and crosswind road.
3. a kind of refrigerator as claimed in claim 2, which is characterized in that be less than close to the size of the ventilation hole of air inlet remote
The size of the ventilation hole from air inlet.
4. a kind of refrigerator as claimed in claim 2, which is characterized in that the main air duct partition is located in the transverse direction of refrigerator container
Portion extends in the longitudinal direction；The side air-duct clapboard is located at the two sides of main air duct, extends in transverse direction.
5. a kind of refrigerator as claimed in claim 4, which is characterized in that the main air duct partition is two, the main air duct
Two sides are respectively equipped with multiple side air-duct clapboards, the main air duct partition and the side air-duct clapboard and arrange in non-font.
6. a kind of refrigerator as claimed in claim 4, which is characterized in that one end of the side air-duct clapboard and the main air duct every
The other end of plate connection, the side air-duct clapboard extends to the edge of the air duct cover board and between the air duct cover board edge
Equipped with notch.
7. a kind of refrigerator as claimed in claim 6, which is characterized in that the size close to the notch of the return air inlet is greater than
The size of the notch far from the return air inlet.
8. a kind of refrigerator as described in claim 1, which is characterized in that integrally inhale on the surface of the air-duct clapboard and refrigerator container
It is moulded into type.
9. a kind of refrigerator as described in claim 1, which is characterized in that the air duct cover board is set to the inside of refrigerator container.
10. a kind of refrigerator as described in claim 1, which is characterized in that the air duct cover board is made of metal material.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710331316.2A CN108870835A (en) | 2017-05-11 | 2017-05-11 | A kind of refrigerator |
| PCT/CN2017/109212 WO2018205516A1 (en) | 2017-05-11 | 2017-11-03 | Air duct assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710331316.2A CN108870835A (en) | 2017-05-11 | 2017-05-11 | A kind of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108870835A true CN108870835A (en) | 2018-11-23 |
Family
ID=64319842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710331316.2A Pending CN108870835A (en) | 2017-05-11 | 2017-05-11 | A kind of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108870835A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524873A (en) * | 2019-09-18 | 2021-03-19 | 青岛海尔电冰箱有限公司 | Refrigerator shell assembly and refrigerator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0345437A2 (en) * | 1988-06-08 | 1989-12-13 | INDUSTRIE ZANUSSI S.p.A. | Refrigerating apparatus with at least one compartment at even temperature and high relative humidity |
| CN201314742Y (en) * | 2008-11-18 | 2009-09-23 | 海信科龙电器股份有限公司 | Air door switch installation structure of middle air duct |
| CN202470583U (en) * | 2012-01-20 | 2012-10-03 | 合肥美菱股份有限公司 | Air channel device of refrigerator and refrigerator |
| CN203036943U (en) * | 2012-11-30 | 2013-07-03 | 合肥美的荣事达电冰箱有限公司 | Freezer with both air cooling structure and direct cooling structure |
| CN106642942A (en) * | 2016-11-02 | 2017-05-10 | 青岛海尔股份有限公司 | Door of cold-storage and freezing device and cold-storage and freezing device |
-
2017
- 2017-05-11 CN CN201710331316.2A patent/CN108870835A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0345437A2 (en) * | 1988-06-08 | 1989-12-13 | INDUSTRIE ZANUSSI S.p.A. | Refrigerating apparatus with at least one compartment at even temperature and high relative humidity |
| CN201314742Y (en) * | 2008-11-18 | 2009-09-23 | 海信科龙电器股份有限公司 | Air door switch installation structure of middle air duct |
| CN202470583U (en) * | 2012-01-20 | 2012-10-03 | 合肥美菱股份有限公司 | Air channel device of refrigerator and refrigerator |
| CN203036943U (en) * | 2012-11-30 | 2013-07-03 | 合肥美的荣事达电冰箱有限公司 | Freezer with both air cooling structure and direct cooling structure |
| CN106642942A (en) * | 2016-11-02 | 2017-05-10 | 青岛海尔股份有限公司 | Door of cold-storage and freezing device and cold-storage and freezing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524873A (en) * | 2019-09-18 | 2021-03-19 | 青岛海尔电冰箱有限公司 | Refrigerator shell assembly and refrigerator |
| CN112524873B (en) * | 2019-09-18 | 2022-08-19 | 青岛海尔电冰箱有限公司 | Refrigerator shell assembly and refrigerator |
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Legal Events
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181123 |
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| RJ01 | Rejection of invention patent application after publication |