CN106871547B - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
- Publication number
- CN106871547B CN106871547B CN201510906101.XA CN201510906101A CN106871547B CN 106871547 B CN106871547 B CN 106871547B CN 201510906101 A CN201510906101 A CN 201510906101A CN 106871547 B CN106871547 B CN 106871547B
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- Prior art keywords
- air
- air outlet
- chamber
- damper
- compartment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
- F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
Abstract
The present invention provides a refrigerator, comprising: a first compartment and a second compartment; a partition wall partitioning the first compartment and the second compartment; the air duct system for air circulation comprises an air inlet channel and an air door assembly communicated with the air inlet channel; the damper assembly includes first and second dampers for controlling gas flow to the first and second compartments, respectively; the air door assembly is characterized by also comprising a cover for covering the first air door and the second air door, wherein the cover is provided with a first air outlet chamber and a second air outlet chamber which are mutually isolated; the air passing through the first air door is guided by the first air outlet chamber to flow to the first compartment; the air passing through the second air door is guided by the second air outlet chamber to flow to the second compartment. The problem of the air of air through the air door in the in-process of different wind channels circulation is crossed wind is solved.
Description
Technical Field
The invention relates to the technical field of refrigerators, in particular to an air duct system of a refrigerator.
Background
In the air-cooled refrigerator, a damper is an important component, and the damper is used for controlling the air outlet quantity of each compartment so as to control the temperature of the refrigerator compartment. The air door can control the cold air to flow to the air ducts leading to different chambers. The existing air door is generally directly installed in the air duct, and different air ducts are generally formed between front and rear air duct cover plates which are installed together. Due to the existence of the front and rear installation gaps, cold air coming out of the air door is easy to flow into another air channel leading to another compartment when flowing to the air channel leading to one compartment, and wind mixing is generated among different air channels, so that the temperature control of different refrigeration compartments is influenced.
Disclosure of Invention
The invention solves the problem of air cross-ventilation of air passing through the air door in the process of circulating in different air channels.
To solve the above problems, the present invention provides a refrigerator including: a first compartment and a second compartment; a first partition wall that partitions the first compartment and the second compartment; the air duct system for air circulation comprises an air inlet channel and an air door assembly communicated with the air inlet channel; the damper assembly includes first and second dampers for controlling gas flow to the first and second compartments, respectively; the air door assembly is characterized by also comprising a cover for covering the first air door and the second air door, wherein the cover is provided with a first air outlet chamber and a second air outlet chamber which are mutually isolated; the air passing through the first air door is guided by the first air outlet chamber to flow to the first compartment; the air passing through the second air door is guided by the second air outlet chamber to flow to the second compartment.
The cover is arranged on the first air door and the second air door and is provided with the first air outlet chamber and the second air outlet chamber which are independent and isolated from each other, air coming out of the first air door directly enters the first air outlet chamber and is guided to the corresponding air outlet duct by the first air outlet chamber to flow to the first chamber, and in the process, the air coming out of the first air door cannot be streamed to the second air outlet chamber and cannot be streamed to other air outlet ducts communicated with the second air outlet chamber. Similarly, the air coming out of the second air door directly enters the second air outlet chamber, and does not flow to the first air outlet chamber or flow to the air outlet duct communicated with the first air outlet chamber. Therefore, the air output of the first chamber or the second chamber can be accurately controlled through the first air door or the second air door, and the temperature control accuracy of each chamber is improved.
Preferably, the first air outlet chamber is provided with a first air outlet; the second air outlet chamber is provided with a second air outlet; the first air outlet and the second air outlet are not on the same plane.
The air outlets of the first air outlet chamber and the second air outlet chamber are not on the same plane, so that the air flowing out of the first air outlet chamber and the second air outlet chamber can be enabled to flow towards different directions, and the phenomenon that the air flowing out of the first air outlet chamber and the air flowing out of the second air outlet chamber is difficult to cross is avoided.
Preferably, the hood comprises a top wall and side walls extending downwardly from the top wall to form a blast chamber; the air outlet chamber is divided into a first air outlet chamber and a second air outlet chamber which are isolated from each other; the first air outlet is arranged on the top wall, and the second air outlet is arranged on the side wall.
An air outlet chamber is formed in the cover, and the air outlet chamber can be divided into a first air outlet chamber and a second air outlet chamber which are independent of each other, isolated from each other and sealed with each other by a partition plate or a similar isolation structure. Therefore, the air coming out of the first air door is only led to the first air outlet chamber and cannot be streamed to the second air outlet chamber, and is only guided to the corresponding air outlet duct by the first air outlet chamber. Therefore, the problem of wind mixing, which is provided by the invention, can be solved more effectively.
Preferably, the top wall and the side wall are perpendicular to each other.
Preferably, the damper assembly further includes sealing rings mounted on the first damper and the second damper, and the sealing rings are used for sealing between the damper and the cover and sealing between the first air outlet chamber and the second air outlet chamber.
The sealing ring is arranged around the first air door and the second air door, so that the sealing performance between the air door and the lower edge of the cover is enhanced, the first air outlet chamber and the second air outlet chamber are not communicated with each other, air cannot circulate between the two air outlet chambers, and the phenomenon of air mixing between the two air outlet chambers is avoided.
Preferably, the air door assembly further comprises an air inlet chamber communicated with the air inlet channel, the cover is fixedly connected to the air inlet chamber, and air can flow into the cover from the air inlet chamber.
Preferably, the first damper and the second damper are arranged at the joint between the cover and the air inlet chamber, and air can enter the cover from the air inlet chamber through the first damper and the second damper.
Preferably, the damper assembly further comprises a sealing ring mounted on the first damper and the second damper, and the sealing ring is also disposed at a connection between the cover and the air inlet chamber.
Preferably, the air duct system includes a first air outlet channel and a second air outlet channel which are isolated from each other, the first air outlet channel is communicated with the first air outlet in a sealing manner, and air enters the first compartment along the first air outlet channel; the second air outlet channel is communicated with the second air outlet in a sealing mode, and air enters the second chamber along the second air outlet channel.
Preferably, the second air passage is provided inside the first partition wall.
Preferably, the first damper and the second damper are integrally constructed.
Preferably, a support column extending along the longitudinal direction is arranged between the first damper and the second damper and used for supporting and fixedly connecting the first damper and the second damper.
Preferably, the air outlet chamber inside the cover is divided into the first air outlet chamber and the second air outlet chamber which are isolated from each other by a partition plate; the supporting columns extend upwards and are fixedly connected with the partition board into a whole.
Drawings
FIG. 1 is a longitudinal plan view of a refrigerator according to an embodiment of the present invention as viewed from the side;
FIG. 2 is a longitudinal plan view of the refrigerator according to the embodiment of the present invention as viewed from the back;
FIG. 3 is an exploded schematic view of a damper assembly according to an embodiment of the present invention;
reference numerals: 100-a refrigerator; 101-a first compartment; 102-a second compartment; 103-a third compartment; 104-a first door; 105-a second gate; 106-a third door; 107-evaporator chamber; 108-an evaporator; 109-a fan chamber; 110-a fan; 1-a first dividing wall; 11-lower air outlet; 2-a second separation wall; 3-air inlet channel; 4-a damper assembly; 41-a first damper; 42-a second damper; 43-an air intake chamber; 431-a first air intake chamber; 432-a second air intake chamber; 44-a cover; 441-a top wall; 442-side walls; 443-a separator; 444-a first air outlet chamber; 445-a second air outlet chamber; 446-a first air outlet; 447-a second air outlet; 5-a first air outlet channel; 51-left air outlet channel; 511-left air outlet; 52-right air outlet channel; 521-a right air outlet; 6-a second air outlet channel; 7-sealing ring; 8-a third air outlet channel.
Detailed Description
The invention provides a refrigerator with an air door with a novel structural design, which solves the problem of air cross-ventilation of air passing through the air door in the process of circulating in different air channels.
The main inventive concept of the present invention is to provide a refrigerator, including: a first compartment and a second compartment; a partition wall partitioning the first compartment and the second compartment; the air duct system for air circulation comprises an air inlet channel and an air door assembly communicated with the air inlet channel; the damper assembly includes first and second dampers for controlling gas flow to the first and second compartments, respectively; the air door assembly is characterized by also comprising a cover for covering the first air door and the second air door, wherein the cover is provided with a first air outlet chamber and a second air outlet chamber which are mutually isolated; the air passing through the first air door is guided by the first air outlet chamber to flow to the first compartment; the air passing through the second air door is guided by the second air outlet chamber to flow to the second compartment.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
FIG. 1 is a longitudinal plan view of a refrigerator according to an embodiment of the present invention as viewed from the side. The embodiment of the invention is described by taking a three-door refrigerator as an example, but the invention is not limited to the three-door refrigerator, and can also be applied to a two-door refrigerator, a side-by-side refrigerator or a multi-door refrigerator. As shown in fig. 1, the internal space of the refrigerator 100 is partitioned by a first partition wall 1 and a second partition wall 2 into three compartments independent from each other, i.e., a first compartment 101, a second compartment 102, and a third compartment 103, respectively, and a first door 104, a second door 105, and a third door 106 close the three compartments independently from each other, respectively. Wherein the second compartment 102 is disposed between the first compartment 101 and the third compartment 103, i.e., the second compartment 102 is disposed as an intermediate compartment having a refrigerating temperature of zero or near zero. The refrigerating temperature of the first compartment 101 located above the second compartment 102 is set to be higher than zero, and the third compartment 103 located below the second compartment 102 is set to be a freezing compartment. An evaporator chamber 107 is provided in the back of the third compartment 103, and an evaporator 108 is installed in the evaporator chamber 107. A fan chamber 109 communicating with the evaporator chamber 107 is provided in the evaporator chamber 107, and a fan 110 for circulating air is installed in the fan chamber 109. The air cooled by the evaporator 108 rises upward into the fan chamber 109, and continues to flow upward into the air intake duct 3 communicating with the fan chamber 109 by the blower 110.
FIG. 2 is a longitudinal plan view of the refrigerator according to the embodiment of the present invention as viewed from the back. Referring to fig. 1 and 2, the air continues to flow upward and enter the damper assembly 4 in sealed communication with the air inlet channel, and under the control of the first damper 41 and the second damper 42 in the damper assembly 4, the air flows into the first air outlet channel 5 and the second air outlet channel 6, and finally enters the first compartment 101 and the second compartment 102, respectively. The first outlet duct 5 is formed at the back of the first compartment 101, and the second outlet duct 6 is formed in the first partition wall 1. The air door component 4 comprises an air inlet chamber 43 and a cover 44, the air inlet chamber 43 is hermetically connected with the air inlet channel 3, the cover 44 is fixedly connected above the air inlet chamber 43, and air can circulate from the air inlet chamber 43 to enter the cover 44.
FIG. 3 is an exploded view of a damper assembly according to an embodiment of the present invention. As shown in fig. 1, 2 and 3, a first damper 41 and a second damper 42 which are integrally formed are provided at a junction of the intake chamber 43 and the hood 44, that is, air collected in the intake chamber 43 can enter the hood 44 through the first damper 41 or the second damper 42. The cover 44 includes a top wall 441 and side walls extending downward from the top wall 441 to form a wind outlet chamber; the air outlet chamber is divided into a first air outlet chamber 444 and a second air outlet chamber 445 which are isolated from each other by a partition 443. The first air outlet chamber 444 has a first air outlet 446 provided to the cover top wall 441, and the first air outlet 446 is in sealed communication with the first air outlet duct 5. The second air outlet chamber 445 has a second air outlet disposed on the side wall 442 of the hood, and the second air outlet 447 is in sealed communication with the second air outlet channel 447. The first air outlet 446 and the second air outlet 447 are not on the same plane, so that air from the first air outlet chamber 444 and the second air outlet chamber 445 can be ensured to flow in different directions, and the air from the first air outlet chamber 444 and the second air outlet chamber 445 is less prone to cross wind.
A support column 45 extending in the longitudinal direction is provided between the first damper 41 and the second damper 42 for supporting and fixedly connecting the first damper 41 and the second damper 42. The support posts 45 extend downwardly into the interior of the air intake chamber 43 and divide the interior of the air intake chamber 43 into a first air intake chamber 431 and a second air intake chamber 432. The supporting columns 45 extend upwards to be fixedly connected with the partition 443 into a whole, so when the cover 44 is installed and connected on the air inlet cavity 43, the first air outlet chamber 444 and the second air outlet chamber 445 in the cover 44 are completely separated by the partition 443 and the supporting columns 45 which are fixedly connected into a whole, the two air outlet chambers are not communicated with each other, air cannot circulate between the two air outlet chambers, and the phenomenon of air mixing between the two air outlet chambers is avoided.
After entering the air inlet chamber 43, the air is guided into two paths of air by the support pillar 45, wherein one path of air rises along the first air inlet chamber 431, and can pass through the first air door 41 to enter the first air outlet chamber 444 under the condition that the first air door 41 is opened, and then flows through the first air outlet 446 to enter the first air outlet channel 5, because the first air outlet channel 5 extends upwards and is divided into the left air outlet channel 51 and the right air outlet channel 52, the air can respectively flow upwards along the left air outlet channel 51 and the right air outlet channel 52, and enters the first compartment 101 through the left air outlet 511 and the right air outlet 521 respectively arranged on the left air outlet channel 51 and the right air outlet channel 52, so as to cool the articles inside the first compartment 101. The other air rises along the second air intake chamber 432, and when the second damper 42 is opened, the other air can pass through the second damper 42, enter the second air outlet chamber 445, circulate through the second air outlet 447, enter the second air outlet channel 6, and enter the second compartment 102 through the lower air outlet 11 disposed below the first partition wall 1, so as to cool the articles inside the second compartment 102.
In the circulation process of the two paths of air from the inlet air chamber 43 to the first compartment 101 or the second compartment 102, the air coming out of the first air door 41 directly enters the first outlet chamber 444 and is guided to the first outlet channel 5 by the first outlet chamber 444 to flow to the first compartment 101, and in the process, the air coming out of the first air door 41 does not flow to the second outlet chamber 445 and does not flow to the second outlet channel 6 communicated with the second outlet chamber 445. Similarly, the air coming out of the second damper 42 also directly enters the second air outlet chamber 445, and does not flow to the first air outlet chamber 444 and the first air outlet channel 5 communicating with the first air outlet chamber 444. Therefore, the phenomenon that the two paths of air are mixed with each other in the whole circulation process can not occur, the air output of the first chamber 101 or the second chamber 102 can be accurately controlled through the first air door 41 or the second air door 42, and the accuracy of temperature control of each chamber is improved.
In addition, the cool air coming out of the fan chamber 109 also enters the third compartment 103 along the third outlet air channel 8 to cool the articles inside the third compartment 103.
It is preferable that a sealing ring 7 is further provided at a junction of the cover 44 and the intake air chamber 43, and the sealing ring is installed on the first damper 41 and the second damper 42 and surrounds the first damper 41 and the second damper 42, thereby being fixed between the first damper 41, the second damper 42 and the lower edge of the cover 44, and enhancing the sealing property between the damper and the lower edge of the cover. The sealing ring 7 is also partially arranged around the supporting column 45 and fixed between the supporting column 45 and the partition 443 of the cover, the partition 443 and the supporting column 45 are more tightly and fixedly connected into a whole without air permeability, the first air outlet chamber 444 and the second air outlet chamber 445 are further ensured not to be communicated with each other, air cannot circulate between the two air outlet chambers, and the phenomenon of air leakage between the two air outlet chambers is further avoided.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (13)
1. A refrigerator, comprising:
a first compartment (101) and a second compartment (102);
a first partition wall (1) that partitions the first compartment (101) and the second compartment (102);
the air duct system for air circulation comprises an air inlet channel (3) and an air door assembly (4) communicated with the air inlet channel (3); the damper assembly (4) comprising a first damper (41) and a second damper (42) for controlling gas flow to the first compartment (101) and the second compartment (102), respectively; characterized in that the damper assembly (4) further comprises an air inlet chamber (43) and a cover (44) covering the first damper (41) and the second damper (42), the air inlet chamber (43) is located between the air inlet passage and the cover, and the cover (44) is provided with a first air outlet chamber (444) and a second air outlet chamber (445) which are isolated from each other; the air passing through the first damper (41) is guided by the first air outlet chamber (444) to flow to the first chamber (101); air passing through the second damper (42) is directed by the second air outlet chamber (445) to flow to the second chamber (102).
2. The refrigerator of claim 1, wherein the first air outlet chamber (444) has a first air outlet opening (446); the second air outlet chamber (445) is provided with a second air outlet (447); the first air outlet (446) and the second air outlet (447) are not on the same plane.
3. The refrigerator as claimed in claim 2, wherein the cover (44) includes a top wall (441) and a side wall (442) extending downward from the top wall (441) to form a blowing chamber; the air outlet chamber is divided into a first air outlet chamber (444) and a second air outlet chamber (445) which are isolated from each other; the first air outlet (446) is disposed on the top wall (441), and the second air outlet (447) is disposed on the side wall (442).
4. A refrigerator according to claim 3, characterized in that said top wall (441) and said side walls (442) are mutually perpendicular.
5. The refrigerator according to any one of claims 1 to 4, wherein the damper assembly (4) further comprises a sealing ring (7) mounted on the first damper (41) and the second damper (42) for sealing between the dampers and a cover (44) and between the first air outlet chamber (444) and the second air outlet chamber (445).
6. The refrigerator according to any one of claims 1 to 4, wherein the damper assembly (4) further comprises an intake air chamber (43) communicating with the intake air passage (3), the cover (44) being fixedly attached to the intake air chamber (43), air being circulated from the intake air chamber (43) into the cover (44).
7. The refrigerator as claimed in claim 6, wherein the first damper (41) and the second damper (42) are provided at a junction between the hood (44) and the intake air chamber (43), and air can enter the hood (44) from the intake air chamber (43) through the first damper (41) and the second damper (42).
8. A refrigerator according to claim 7, characterized in that the damper assembly (4) further comprises sealing rings (7) mounted on the first damper (41) and the second damper (42), and the sealing rings (7) are also arranged at the connection between the cover (44) and the intake air chamber (43).
9. The refrigerator according to claim 2 or 3, wherein the air duct system comprises a first air outlet channel (5) and a second air outlet channel (6) isolated from each other, the first air outlet channel (5) is in sealed communication with the first air outlet opening (446), and air enters the first compartment (101) along the first air outlet channel (5); the second air outlet channel (6) is communicated with the second air outlet (447) in a sealing mode, and air enters the second compartment (102) along the second air outlet channel (6).
10. The refrigerator according to claim 9, wherein the second air outlet channel (6) is disposed inside the first partition wall (1).
11. The refrigerator according to any one of claims 1 to 4, wherein the first damper (41) and the second damper (42) are integrally constructed.
12. The refrigerator according to any one of claims 1 to 4, wherein the first damper (41) and the second damper (42) have a support column (45) extending in a longitudinal direction therebetween for supporting and fixedly connecting the first damper (41) and the second damper (42).
13. The refrigerator as claimed in claim 12, wherein the air-out chamber inside the cover (44) is partitioned into the first air-out chamber (444) and the second air-out chamber (445) isolated from each other by a partition plate (443); the supporting column (45) extends upwards and is fixedly connected with the clapboard (443) into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906101.XA CN106871547B (en) | 2015-12-10 | 2015-12-10 | Refrigerator with a door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906101.XA CN106871547B (en) | 2015-12-10 | 2015-12-10 | Refrigerator with a door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106871547A CN106871547A (en) | 2017-06-20 |
| CN106871547B true CN106871547B (en) | 2021-08-31 |
Family
ID=59238293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510906101.XA Active CN106871547B (en) | 2015-12-10 | 2015-12-10 | Refrigerator with a door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106871547B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2660429Y (en) * | 2003-08-27 | 2004-12-01 | 海尔集团公司 | Refrigerator |
| CN102297558B (en) * | 2011-07-08 | 2013-07-03 | 合肥美的荣事达电冰箱有限公司 | Air control device for refrigeration equipment and air-cooled type refrigeration equipment with same |
| CN202470584U (en) * | 2012-02-24 | 2012-10-03 | 海尔集团公司 | Cold air distribution device and refrigerator |
| CN204027135U (en) * | 2014-07-14 | 2014-12-17 | 合肥美的电冰箱有限公司 | For the cold wind switching device shifter of wind cooling refrigerator |
-
2015
- 2015-12-10 CN CN201510906101.XA patent/CN106871547B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106871547A (en) | 2017-06-20 |
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