CN106813445A - Refrigerator - Google Patents

Abstract

The invention provides a kind of refrigerator, including：First compartment and second compartment；Close the first compartment and second compartment respectively first and second；Separate the first partition wall of first compartment and second compartment；Evaporator, in evaporator room；The first air channel connected with the evaporator room, air flows to first compartment and second compartment from the evaporator room by first air channel；It is characterized in also including the first air door for opening or closing first air channel；First air door is disposed in proximity to the place of the junction that first partition wall is connected with the refrigerator inside rear wall.So as to improve the space availability ratio of refrigerator compartment.

Description

refrigerator

technical field

The invention relates to the technical field of refrigerators, in particular to the air duct system of refrigerators.

Background technique

It is known to arrange a ventilation channel between the refrigerator compartment and the freezer compartment of the refrigerator for circulation of cold air, the channel being fixed between the refrigerator compartment and the freezer compartment as an independent accessory. In order to control the amount of cold air entering the refrigerating chamber from the passage, a damper that can be opened and closed is generally provided near the air outlet of the passage. An intermediate chamber is arranged between the refrigerator compartment and the freezing chamber, and part of the channels are arranged inside the intermediate chamber. The cold air reaches the position of the damper through the channel, the damper of the middle room is opened, and the cold air is blown to the middle room; after the refrigerating damper is opened, the cold air is transmitted upward to the air outlet of the air supply channel of the refrigerating room and enters the refrigerating room. The air door of the intermediate room and the air door of the refrigerator room are designed side by side, and are located inside the ventilation channel inside the intermediate room. Due to the comprehensive influence of the width of the air door, the thickness of the foam layer and the thickness of the air channel cover, etc., the ventilation channel installed inside the intermediate room needs to occupy a relatively large area. Most of the space, thus reducing the space utilization of the intermediate room.

Contents of the invention

The problem solved by the invention is to improve the space utilization rate of the compartment of the refrigerator.

In order to solve the above problems, the present invention provides a refrigerator, comprising: a first compartment and a second compartment; a first door and a second door for closing the first compartment and the second compartment respectively; The first partition wall between the compartment and the second compartment; the evaporator, which is located in the evaporator room; the first air channel communicated with the evaporator room, and the air flows from the evaporator room through the first air channel to all The first chamber and the second chamber; it is characterized in that it also includes a first damper for opening or closing the first air passage; the first damper is arranged near the first partition wall and the refrigerator The place where the junction of the inner back wall joins.

Since the first air door is arranged near the connection between the first partition wall and the inner rear wall of the refrigerator, the first air door does not need to be arranged in the first air channel, and the first air channel without the first air door is located in the first air channel. The occupied space in the compartments is greatly reduced, so the effective storage space inside the first compartment increases, improving the space utilization ratio inside the first compartment.

Preferably, the first air duct is arranged in the insulation layer of the refrigerator.

Preferably, the first air duct is arranged in the refrigerator insulation layer behind the rear wall of the first compartment.

When the first air duct is arranged on the insulation layer of the refrigerator, the first air duct no longer occupies the inner space of the first room, which helps to increase the effective storage space in the first room.

Preferably, at least part of the first damper is disposed in the insulation layer of the refrigerator.

If the space of the insulation layer of the refrigerator with the air door is sufficient, the first air door is at least partially or completely embedded in the heat insulation layer, so that the first air door does not need to occupy the interior space of the first room, which helps to increase the temperature of the second room. Effective storage space in one room.

Preferably, the first damper is arranged below the connection.

Preferably, the first damper is disposed at a corner formed by the intersection of the first partition wall and the rear wall of the first compartment.

In this way, the first damper only occupies the above-mentioned corner inside the first room, and occupying this corner will basically not affect the effective use of most of the interior space of the first room. The inside of the first room is generally placed with a drawer for containing items. When the drawer is placed in the first room, it will not interfere with the first damper set in the above-mentioned corner, so the front and rear length of the drawer can be designed to be longer , the volume of the drawers is also larger, thus effectively increasing the effective storage space of the first room.

Preferably, the first compartment has an air deflector disposed below the first partition wall, and the air guide passage is formed between the first partition wall and the air deflector; The air coming out of the damper enters the first chamber along the air guiding path.

Preferably, the wind deflector includes a downwardly inclined inclined portion and a horizontally extending horizontal portion.

Preferably, the inclined portion of the wind deflector is configured to accommodate at least part of the shell of the first accommodation cavity of the first damper.

Preferably, the refrigerator further includes a second damper for opening or closing the first air duct, and the second damper is arranged near the connection between the first partition wall and the internal rear wall of the refrigerator The place.

Preferably, the second damper is arranged above the connection.

Preferably, the refrigerator further includes a second air duct, and the second damper is disposed in the second air duct and communicated with the first air duct for controlling the cold air flowing to the second air duct .

Preferably, a cover plate is provided inside the second compartment, and the second air channel is formed between the cover plate and the rear wall of the second compartment.

Preferably, the lower part of the cover plate protrudes toward the direction of the second door to form a second accommodating cavity for accommodating the second damper.

Preferably, it also includes a third room and a third door for closing the third room; and a second partition wall separating the first room and the third room; the first room and the second room The storage temperature of the compartment is greater than zero, and the third compartment is a freezing compartment.

Description of drawings

Fig. 1 is the schematic diagram of the longitudinal section of the refrigerator of the embodiment of the present invention;

Reference signs: 100-refrigerator; 1-the first room; 11-the first door; 12-wind deflector; 13-wind guide passage; 14-the first accommodation chamber; 15-the first return air outlet; 122-horizontal part; 2-the second room; 21-the second door; 22-cover; 23-the second chamber; 24-air outlet; ;31-the third door; 30-the third air channel; 4-evaporator chamber; 41-evaporator; 42-fan; 43-inlet; Damper; 6-the second air duct; 7-the first partition wall; 8-the second partition wall; 9-the third air duct.

detailed description

The invention provides a new structural design of the refrigerator, which solves the problem of the utilization rate of the compartment space of the refrigerator.

The main inventive concept of the present invention is to provide a refrigerator, comprising: a first compartment and a second compartment; a first door and a second door for closing the first compartment and the second compartment respectively; The first partition wall between the compartment and the second compartment; the evaporator, which is located in the evaporator room; the first air channel communicated with the evaporator room, and the air flows from the evaporator room through the first air channel to all The first chamber and the second chamber; it is characterized in that it also includes a first damper for opening or closing the first air passage; the first damper is arranged near the first partition wall and the refrigerator The place where the junction of the inner back wall joins.

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Fig. 1 is a schematic longitudinal plan view of a refrigerator according to an embodiment of the present invention. The embodiment of the present invention is described by taking a three-door refrigerator as an example, but the present invention is not limited to three-door refrigerators, and can also be applied to two-door refrigerators, side-by-side refrigerators, or multi-door refrigerators. As shown in Figure 1, the internal space of the refrigerator 100 is divided into three independent compartments by the first partition wall 7 and the second partition wall 8, that is, the first compartment 1, the second compartment 2 and the third compartment respectively. In the compartment 3, the first door 11, the second door 21 and the third door 31 respectively close the above-mentioned three compartments independently. Wherein the first compartment 1 is arranged between the second compartment 2 and the third compartment 3 , that is, the first compartment 1 is set as an intermediate compartment whose refrigerated temperature is zero degrees or close to zero degrees. The refrigerated temperature of the second compartment 2 above the first compartment 1 is set to be higher than zero, and the third compartment 3 below the first compartment 1 is set as a freezer. Below the second partition wall 8 is provided an evaporator chamber 4 in which an evaporator 41 and a fan 42 are installed. The first air passage 5 communicating with the evaporator chamber 4 is arranged inside the refrigerator heat insulation layer 102, especially arranged in the heat insulation layer behind the inner rear wall of the first compartment 1, so that the first air passage 5 will not occupy The effective storage space inside the first room 1 improves the space utilization rate inside the first room 1 . After being cooled by the evaporator 41 , the air enters the first compartment 1 and the second compartment 2 along the first air duct 5 under the agitation of the fan 42 .

The first damper 51 for opening or closing the first air channel 5 is arranged near the joint 101 where the first partition wall 7 is connected to the inner rear wall of the refrigerator 100, preferably the first damper 51 is arranged at the above-mentioned joint 101 below. In this way, the first damper 51 does not need to be arranged in the first air duct 5, and the first air duct 5 without the first damper 51 will not occupy the effective storage space inside the first compartment 1, so the first compartment 1 The internal effective storage space has been increased to improve the space utilization rate inside the first room 1 .

Preferably, at least part of the first damper 51 is disposed in the refrigerator insulation layer 102 . If the space of the refrigerator insulation layer 102 where the damper is set is sufficient, the first damper 51 is at least partially or completely embedded in the insulation layer 102, so that the first damper 51 does not need to occupy the interior space of the first compartment 1, Helps to increase the effective storage space in the first compartment1

Preferably, the first damper 51 may be disposed at a corner formed by the intersection of the first partition wall 7 and the inner rear wall of the first compartment 1 . In this way, the first damper 51 only occupies the above-mentioned corner inside the first compartment 1 , and occupying this corner will basically not affect the effective use of most of the interior space of the first compartment 1 . The inside of the first room 1 is generally placed with a drawer for containing articles. When the drawer is placed in the first room 1, it will not interfere with the first damper 51 arranged at the above-mentioned corner, so the front and rear length of the drawer can be designed. It is longer, and the volume of the drawer is also larger, thereby effectively increasing the effective storage space of the first room 1. An air deflector 12 is disposed below the first partition wall 7 , and an air guide passage 13 is formed between the first partition wall 7 and the air deflector 12 . The wind deflector 12 includes a slope portion 121 inclined downward and a horizontal portion 122 extending horizontally. The inclined portion 121 of the wind deflector covers the corner formed by the intersection of the first partition wall 7 and the inner rear wall of the first compartment 1, thereby constructing a first chamber 14 capable of accommodating at least part of the first damper 51. The inclined portion of the wind deflector 121 is configured as a housing of the first receiving chamber 14 . The horizontal portion 122 of the wind deflector is parallel to the first partition wall 7 . The cold air coming out of the first damper 51 flows to the front of the first compartment 1 along the air guide passage 13 and enters the first compartment 1 .

A cover plate 22 is disposed inside the second compartment 2 , and the second air channel 6 is formed between the cover plate 22 and the rear wall of the second compartment 2 . The second damper 52 is disposed in the second air duct 6 and communicated with the first air duct 5 for controlling cold air flowing to the second air duct 6 . Preferably, the second damper 52 is arranged above the joint 101 where the first partition wall 7 is connected to the inner rear wall of the refrigerator 100, especially, the lower part of the cover plate 22 protrudes toward the second door 52 to form a second accommodating cavity 23 , the second damper 52 is just installed in the second accommodating cavity 23 . The cold air flows upward after coming out of the second damper 52 , and enters the second compartment 2 through the air outlet 24 provided on the cover plate 22 .

The first damper 51 and the second damper 52 that respectively control the flow of cold air to the first compartment 1 and the second compartment 2 are respectively independently disposed near the second damper 52 and disposed at the connection between the first partition wall 7 and the inner rear wall of the refrigerator 100 Above and below the position 101, the first damper 51 and the second damper 52 are no longer side by side to form a whole and are installed in the first air passage 5, which does not need to occupy the effective storage space inside the first room 1, thereby improving the efficiency of the second air duct. The space utilization rate of a room 1.

A first air return port 15 is provided in the first compartment 1 , and a second air return port 25 is provided in the second compartment 2 . After cooling the stored items in the first compartment 1 and the second compartment 2, the cold air enters the return air passage (not shown in the figure) through the first air return port 15 and the second return air port 25 respectively, and returns to the evaporator chamber 4 . The evaporator chamber 4 is provided with an inlet 43 communicating with the return air passage, through which the air circulates back into the evaporator chamber 4 and enters the next air cycle after being cooled by the evaporator 41 .

Part of the cold air coming out from the evaporator chamber 4 will enter the third chamber 3 which is set as a freezer along the third air duct 9, and install the designed route to reach the specific area of the freezer to cool the frozen items.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not 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 (15)

1. a kind of refrigerator, including：

First compartment (1) and second compartment (2)；

First (11) and second (21) of the first compartment (1) and second compartment (2) are closed respectively；

Separate first partition wall (7) of first compartment (1) and second compartment (2)；

Evaporator (41), in evaporator room (4)；

The first air channel (5) connected with the evaporator room (4), air is from the evaporator room (4) by described One air channel (5) flows to first compartment (1) and second compartment (2)；

Characterized in that, also including the first air door (51) for opening or closing first air channel (5)；It is described First air door (51) is disposed in proximity to first partition wall (7) and is connected with the refrigerator (100) inner back wall Junction (101) place.

2. refrigerator as claimed in claim 1, it is characterised in that first air channel (5) is arranged at the ice In case thermal insulation layer (102).

3. refrigerator as claimed in claim 2, it is characterised in that first air channel (5) is arranged at described In the refrigerator lining (102) of one compartment (1) rear wall behind.

4. refrigerator as claimed in claim 1, it is characterised in that at least part of first air door (51) sets It is placed in the refrigerator lining (102).

5. refrigerator as claimed in claim 1, it is characterised in that first air door (5) is arranged at the company Connect the lower section of place (101).

6. the refrigerator as described in claim 1 or 5, it is characterised in that first air door (5) is arranged at institute State the corner that the first partition wall (7) is crossed to form with the first compartment (1) rear wall.

7. refrigerator as claimed in claim 1, it is characterised in that first compartment (1) is with being arranged at The wind deflector (12) below the first partition wall (7) is stated, wind-guiding path (13) is formed at first partition wall (7) Between the wind deflector (12)；From first air door (51) air out along the wind-guiding path (13) first compartment (1) is entered.

8. refrigerator as claimed in claim 7, it is characterised in that the wind deflector (12) is including downward-sloping Inclined plane part (121) and horizontal-extending horizontal part (122).

9. refrigerator as claimed in claim 8, it is characterised in that the wind deflector inclined plane part (121) is configured to Shell for accommodating first accommodating chamber (14) of at least part of first air door (51).

10. refrigerator as claimed in claim 1, it is characterised in that the refrigerator (100) is also included for opening Or second air door (52) of closing first air channel (5), second air door (52) is disposed in proximity to described The place of the junction (101) that the first partition wall (7) is connected with the refrigerator (100) inner back wall.

11. refrigerators as claimed in claim 10, it is characterised in that second air door (52) is arranged at described The top of junction (101).

12. refrigerator as described in claim 10 or 11, it is characterised in that the refrigerator (100) also includes the Two air channels (6), second air door (52) is arranged in second air channel (6), and with first wind Road (5) is connected, and the cold air of second air channel (6) is flowed to for control.

13. refrigerators as claimed in claim 12, it is characterised in that be provided with lid in the second compartment (2) Plate (22), second air channel (6) is formed between the cover plate (22) and the second compartment (2) rear wall.

14. refrigerators as claimed in claim 13, it is characterised in that cover plate (22) bottom is towards described Protrude and form the second accommodating chamber (23) for accommodating the second air door (52) in the direction of two (21).

15. refrigerators as claimed in claim 1, it is characterised in that also including the 3rd compartment (3) and close this 3rd (31) of three compartments (3)；And separate second point of first compartment (1) and the 3rd compartment (3) Next door (8)；The storage temperature of first compartment (1) and second compartment (2) is more than zero degree, between the described 3rd Room (3) is refrigerating chamber.