CN109974380B

CN109974380B - Refrigerator

Info

Publication number: CN109974380B
Application number: CN201711444405.4A
Authority: CN
Inventors: 黄珊珊; 孙云芳; 章南威
Original assignee: BSH Electrical Appliances Jiangsu Co Ltd; BSH Hausgeraete GmbH
Current assignee: BSH Electrical Appliances Jiangsu Co Ltd; BSH Hausgeraete GmbH
Priority date: 2017-12-27
Filing date: 2017-12-27
Publication date: 2022-07-19
Anticipated expiration: 2037-12-27
Also published as: CN109974380A

Abstract

The embodiment of the invention relates to a refrigerator. The refrigerator comprises a door (1) which comprises a rear wall (120), a front wall (119) arranged at a distance from the rear wall, a side wall (139) connecting the front wall and the rear wall, and an insulating material (1) filled in the door, wherein the insulating material rear wall, the front wall and the side wall are in contact, and the side wall is provided with an opening (138); a cover (137) attached to the sidewall to cover the opening; and a heat dissipation air duct (5). According to one embodiment of the present invention, a cover includes an electric device (20), a receiving chamber (161) to receive the electric device, and a vent (51) isolated from the receiving chamber, wherein the vent communicates with the heat dissipation duct and an outside of the door.

Description

Refrigerator with a door

[ technical field ]

The present invention relates to a refrigerator, and more particularly, to a refrigerator having a door provided with electric devices.

[ background art ]

A widely known function of a refrigerator is to provide a temperature environment for refrigeration/freezing to store foods. Electrical components, such as user input and/or output interfaces, sensors, camera devices, and/or control circuitry, etc., may be provided on the door of the refrigerator. Sometimes, it is even necessary to provide a heat dissipation duct on the door.

[ summary of the invention ]

It is an object of an embodiment of the present invention to provide an improved refrigerator.

It is another object of an embodiment of the present invention to provide a refrigerator advantageous in reducing complexity.

The object of the invention is achieved by the features of the respective independent claims. Preferred embodiments of the invention are the subject of the figures, the description and the dependent claims.

An aspect of an embodiment of the present invention relates to a refrigerator. A refrigerator comprising a door, the door comprising: the heat insulation material is in contact with the rear wall, the front wall and the side walls, wherein the side walls are provided with openings; a cover connected to the sidewall to cover the opening; and an air duct; wherein the cover includes a receiving chamber for receiving the electrical device and a vent isolated from the receiving chamber, wherein the vent communicates with the duct and an exterior of the door.

By integrating the ventilation opening of the air duct in the cover with the opening for closing the side wall and with the electrical device, the complexity of the door can be reduced, for example, by not having to additionally make a hole in the side wall in order to provide the ventilation opening. On the other hand, the ventilation opening of the air duct and the accommodating chamber are arranged in a separated mode, so that the possibility that air possibly with higher humidity in the air duct is in contact with the electric device is reduced, and the service life of the electric device is not influenced by the arrangement of the ventilation opening integrally.

It should be understood that the side wall of the door may be an upper side wall, a lower side wall, a left side wall, or a right side wall of the door.

The electrical devices may comprise any electrical/electronic device that consumes power, and may include, for example, sensors, control/display components, lighting components, sound components, communication components, and the like.

It should be understood that the air duct may be a heat dissipation air duct for dissipating heat from the inside of the door to the outside of the door, or a cold air duct for flowing cooled cold air. The air may flow in the heat dissipation air duct due to natural convection of the air or may flow due to being forced (for example, a refrigerator has a blower for forcing the air to flow in the air duct).

Other features which are considered as characteristic for the invention, individually or in combination with other features, are set forth in the following appended claims.

In one possible embodiment, the air duct is isolated from the accommodating chamber, so that air in the air duct can be prevented from contacting the electric device, and the service life of the electric device can be prolonged.

In one possible embodiment, the door includes a display device, and the air duct is a heat dissipation air duct for dissipating heat of the display device.

In one possible embodiment, the door includes a mounting cavity, the display device is located within the mounting cavity, and a portion of the air chute is located within the mounting cavity.

In one possible embodiment, the cover comprises a containment case defining a containment chamber open on one side to receive the electrical device, the cover comprising a lid to close the open end of the containment chamber.

In a possible embodiment, the containment casing is mounted to the side wall along said opening.

In one possible embodiment, the vent is located in the containment housing.

In one possible embodiment, the containment casing comprises an extension beyond the cover, said ventilation opening being located in said extension.

In a possible embodiment, at least one wall of the receiving chamber is exposed to the wind tunnel on a side facing away from the receiving chamber.

In a possible embodiment, the door comprises a receiving space adapted to be accessible via said opening and an insert to be inserted into the receiving space via said opening.

In one possible embodiment, the air duct is at least partially located within the receiving space.

In one possible embodiment, the insert comprises a fixing element for fixing a display device and/or a display device.

In one possible embodiment, a portion of the air chute is located within the insert.

In one possible embodiment, the side wall includes a hollow connecting neck portion, the connecting neck portion is connected with a display housing, the display housing has a mounting cavity for accommodating a display device, and a portion of the air duct is located in the connecting neck portion.

Another aspect of embodiments of the present invention relates to a refrigerator. The refrigerator includes a door including: the heat insulation structure comprises a rear wall, a front wall arranged at a distance from the rear wall, side walls connecting the front wall and the rear wall, and heat insulation materials, wherein the rear wall, the front wall and the side walls are in contact with the heat insulation materials, and the side walls are provided with openings; the door having an accommodation space therein accessible through the opening; an insert adapted to be inserted into the receiving space via the opening; and a cover to cover the opening; characterised in that the cover comprises a receiving chamber and an electrical device located in the receiving chamber.

Thus, by integrating the compartment within the lid that closes the opening to accommodate the electrical device, it is beneficial to reduce the number of parts and complexity of the door.

In one implementation, it is acceptable to maintain limited communication between the receiving chamber and the receiving space. In another embodiment, the receiving chamber may be isolated from the receiving space. For example, the walls of the compartment facing the receiving space may all be seamless or, when it is necessary to provide holes in these walls that are exposed to the receiving space, these holes may be closed when the refrigerator is completely manufactured.

In one possible embodiment, the cover includes a housing case including a housing chamber for housing the electric device, the housing chamber being open at an end facing away from the insert, and a cover for closing the open end of the housing chamber. The compartment is open at the side facing away from the insert, which is advantageous for reducing the degree of interaction between the electrical device and the insert in the receiving space. By the separate construction of the housing and the cover member, the assembly of the door is easier. This advantage is particularly evident when cabling is required between the electrical device and the component located in the receiving space.

In one possible embodiment, the housing case is fixed to the side wall along the opening. This is particularly advantageous for mounting the cover to the side wall.

In one possible embodiment, the door has a heat dissipation duct therein, the heat dissipation duct having a vent opening in the cover. By integrating the ventilation opening of the cooling air duct in the cover with the opening for closing the side wall and with the electrical components, it is advantageous to reduce the complexity of the door.

In one possible embodiment, the vent is isolated from the containment chamber.

In one possible embodiment, the heat dissipation duct is isolated from the housing chamber.

In one possible embodiment, a portion of the heat dissipation duct is located within the insert.

In one possible embodiment, the insert comprises a fixing part for fixing a display device accommodated in the accommodating space and/or a display device located in the accommodating space.

In one possible implementation, the electrical device may comprise a control module for controlling a camera located at the rear side of the door or a communication module or a control and/or display module for communicating with the outside.

Still another aspect of an embodiment of the present invention relates to a refrigerator. The refrigerator includes the door, the door includes the opening and is used for sealing open-ended lid, the lid is including holding the room and being located and holding indoor electrical part, still including set up in the vent of lid, the wind channel that the vent connection is located in the door and the outside of door, the vent with hold the room and keep apart.

By providing the ventilation opening of the air duct in the cover with electrical means for closing the opening, the complexity of the door is advantageously reduced.

The construction of the present invention and other objects and advantages thereof will be more apparent from the following description of the preferred embodiments taken in conjunction with the accompanying drawings.

[ description of the drawings ]

The following drawings illustrate specific embodiments of the present invention and together with the description serve to explain the principles of the invention. Wherein the content of the first and second substances,

fig. 1 is a schematic partial perspective view of a door of a refrigerator according to a preferred embodiment of the present invention;

fig. 2 is a schematic exploded view of a door of a refrigerator according to a preferred embodiment of the present invention;

fig. 3 is a partially assembled view of a door of a refrigerator according to a preferred embodiment of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 5 is an enlarged view of an upper portion of FIG. 4;

FIG. 6 is an enlarged partial view of the lower left portion of FIG. 4;

FIG. 7 is a cross-sectional view taken along line D-D of FIG. 1;

fig. 8 is a schematic partially exploded view of a door of a refrigerator according to a preferred embodiment of the present invention;

fig. 9 is a schematic partial sectional view taken along line E-E in fig. 1.

[ detailed description of the invention ]

A refrigerator according to an embodiment of the present invention may include a storage chamber (not shown) and a door 1 for closing the storage chamber. The refrigerator according to the embodiment of the present invention may have various configurations, and may be, for example, a side-by-side refrigerator, a multi-door refrigerator, a two-door bottom freezer refrigerator, or a three-door bottom freezer refrigerator, among others.

As shown in fig. 1 to 3, the door 1 includes a display device 2. The display device 2 may be used to display the operating state of the refrigerator, set parameters, and/or display video/photos/web pages/television programs, etc. The display device may display the operation state and/or setting parameters of the refrigerator by, for example, illuminated numerals, letters, and/or figures. The display device 2 may also include, for example, a display screen (e.g., a liquid crystal display screen, a TFT display screen, or a television). The display device 2 may also include a control module.

The door 1 includes a mounting cavity 140 to mount the display device 2. In the present embodiment, the installation cavity 140 is exposed forward to the front surface of the door 1. It should be understood, however, that the invention should not be limited thereto, but that other embodiments are possible, for example, the mounting cavity may be located entirely on the rear side of the front panel of the door with an opening to one side of the door 1.

The door 1 includes a handle groove 3 and a handle groove wall 30 defining the handle groove 3, and fingers of a user may extend into the handle groove 3 to grasp the door 1 to pull the door 1 open.

In the present embodiment, the handle groove 3 is provided at a longitudinal side of the door 1. It should be understood that in further embodiments, the handle slot 3 may also be located on a lateral side of the door 1 (e.g., an upper or lower side of the door).

The door 1 includes a heat-dissipating duct 5 to discharge heat generated from the display device 2 to the outside of the door 1.

In the present embodiment, the handle groove wall 30 is provided with a first ventilation opening 31 for communicating the heat dissipation air duct 5 and the handle groove 3. The first ventilation opening 31 may be provided at the bottom wall 301 facing the entrance of the handle groove 3.

The door 1 includes a second ventilation opening 51 communicating the heat dissipation duct 5 with the outside. The second ventilation opening 51 is located at a lateral side of the door, perpendicular to a longitudinal side of the door 1 where the handle groove 3 is provided. The two ends of the heat dissipation duct 5 communicating with the outside are distributed on the two vertical sides of the door 1, which is advantageous to increase the contact/cooling path between the heat dissipation duct 5 and the display device 2.

In the present embodiment, the second ventilation opening 51 is located at the top of the door 1 to increase the distance between the second ventilation opening 51 and the first ventilation opening 31 located at the lower end of the bottom wall 301 of the handle groove 3. It is understood that when the first ventilation opening 31 is located at the upper portion of the door 1, the second ventilation opening 51 may be provided at the lower portion of the door 1.

In one embodiment, the display device 2 may dissipate heat through the natural flow of air. For example, according to the air movement principle, the warmer air moves upward and can flow out from the second ventilation opening 51 located at the upper portion of the door 1 (also the upper end of the heat dissipation path 5), and the outside air can flow into the heat dissipation path 5 from the first ventilation opening 31 located below. Therefore, the first ventilation opening 31 is an air inlet for introducing air from the outside into the heat dissipation air duct 5. The second ventilation opening 51 is an air outlet of the heat dissipation air duct 5.

In another embodiment, a fan may be disposed in the door 1 to accelerate the heat dissipation of the display device 2 and control the air flow direction by the fan, for example, the first ventilation opening 31 is an air inlet, the second ventilation opening 51 is an air outlet, or vice versa.

As shown in fig. 3-5, the handle groove 3 and the mounting cavity 140 are spaced apart. The heat dissipation duct 5 includes a connection passage 210 between the mounting cavity 140 and the first vent 31. External air may enter the installation cavity 140 after entering the connection passage 210 from the first ventilation opening 31.

In the present embodiment, a spacer 146 is disposed in the mounting cavity 140 to abut against the rear side of the display device 2, and an abutting surface of the spacer 146 abutting against the display device 2 has a gap with the bottom surface of the mounting cavity 140, so that a part of the heat dissipation duct 5 is formed on the back side of the display device 2. The outside air flows along the rear side of the display device 2 after entering the installation chamber 140, and flows upward toward the second air vent 51.

As shown in fig. 4, the air may flow out of the door through the second air port 51 after passing through the installation chamber 140, through the

passages

52, 53, 54. The general flow direction of the air in the heat dissipation channel 5 can be referred to with reference to arrow a.

As shown in fig. 2, 4, and 5, the refrigerator includes a speaker assembly 19. The speaker assembly 19 includes a speaker 191 connected to the display device 2 and a carrier 192 for carrying the speaker 191.

Speaker 191 is located in interior 1. In this embodiment, the speaker 191 is located between the handle slot 3 and the mounting cavity 140.

The handle groove wall 30 has a sound outlet hole 32 exposed to the handle groove 3, and the sound emitted from the speaker 191 can be transmitted to the outside of the door 1 through the sound outlet hole 32.

In the present embodiment, the sound outlet hole 32 is provided on the bottom wall 301 of the handle tank wall 30. The sound outlet hole 32 communicates the handle groove 3 with the space where the speaker assembly 19 is located.

The door 1 may include a mounting chamber 220 between the handle slot 3 and the mounting cavity 140 for mounting the speaker assembly 19. The carrier 192 is inserted into the mounting chamber 220. The longitudinal side wall 141 of the display housing 14 may be provided with a third wall aperture 145 to facilitate insertion of the speaker assembly 19 into the mounting chamber 220 via the third wall aperture 145.

The carrier 192 may include a pair of mounting legs 193, the mounting legs 193 having a snap-fit portion 194 for snap-fit connection with a sidewall of the mounting chamber 220 to secure the carrier 192 within the mounting chamber 220.

In order to prevent air of the heat dissipation duct 5 from entering the installation chamber 220, after the speaker assembly 19 is installed in the installation chamber 220, the installation chamber 220 and the heat dissipation duct 5 may be isolated by an isolation member (not shown). For example, the third opening 145 may be closed by an adhesive tape or a sponge.

As shown in fig. 1 to 9, the door 1 includes a door panel 11, an inner container 12, and an end cap 13 connecting the door panel 11 and the inner container 12. The door 1 is filled with a heat insulating material 10.

The door 1 includes a rear wall 120 facing the storage compartment when the door 1 is closed, a front wall 119 spaced apart from the rear wall 120, and an upper side wall 139 connecting upper ends of the rear wall 120 and the front wall 119. The rear wall 120, the front wall 190 and the upper side wall 139 each form a part of the boundary of the insulating space of the door 1 for filling the insulating wipe 10. The insulating material 10 is thus in contact with the rear wall 120, the front wall 190 and the upper side wall 139.

In the present embodiment, rear wall 120 is formed primarily of inner bladder 12. Door panel 11 forms a front wall 119 that is spaced from rear wall 120. The end cap 13 forms an upper side wall 139 of the door 1. It should be understood that in an alternative embodiment, it is also possible for the upper side wall 139 and the front wall 119 to be formed from a single piece.

The door 1 further includes a handle housing 15 provided with a handle groove 3 and a display housing 14 to form a mounting cavity 140. The display housing 14 is attached to the door panel 11.

Front wall 119 of door panel 11 has first opening 110 to expose forward mounting cavity 140. The door panel 11 may be provided with a connection flange 112 bent backward along an edge of the first opening 110 to connect the display housing 14.

The handle case 15 is attached to a longitudinal side of the door panel 11. The door panel 11 has a second opening 111 to expose the handle slot 3. In the present embodiment, the handle groove wall 30 is formed by the handle housing 15.

The upper end of the display housing 14 is connected to the end cap 13. The upper side wall 142 of the display housing 14 has a first wall hole 144 communicating with the second ventilation opening 51. The longitudinal side wall 141 of the display housing 14 is provided with a second wall hole 143 communicating with the first ventilation opening 31.

The display housing 14 may also include a positioning structure 60 to connect to a camera module (not shown) located on the rear side of the door 1. The locating structure 60 is located outside of the mounting cavity 140.

The display housing 14 and the handle housing 15 are non-removably attached to the insulating material 10. Display housing 14 and handle housing 15 are connected.

The display housing 14 and the handle housing 15 include a first connection bridge 21 between the handle groove 3 and the mounting cavity 140. The connecting channel 210 is located in the first connecting bridge 21.

The display housing 14 and the handle housing 15 include a second connection bridge 22 between the handle groove 3 and the mounting cavity 140. The installation chamber 220 is located within the second connecting bridge 22. The first connection bridge 21 and the second connection bridge 22 may have a space therebetween. The first and second connection bridges 21 and 22 may be formed together by the display housing 14 and the handle housing 15, respectively.

The spacer 146 may protrude from the bottom wall of the display housing 14 toward the front of the door 1. The spacer 146 may also be attached to a sidewall of the display housing 14.

In the above embodiment, the handle housing 15 and the display housing 14 are separately manufactured and form the handle groove 3 and the mounting cavity 140, respectively. It is to be understood that the invention is not limited to the following, but may be embodied in various forms. For example, at least a portion of the handle housing 15 may be integrally formed with at least a portion of the display housing 14, e.g., a body portion of the handle housing (e.g., forming at least a portion of a handle slot wall) may be integrally formed with the display housing 14.

Referring to fig. 2, 6 and 8, the top of the door 1 is provided with an electrical device 20. The electrical device 20 may include at least one circuit board and/or other electrical/electronic devices. In the present embodiment, the electric device 20 may include a control module for controlling a camera located at the rear side of the door 1 or a communication module or a control and/or display module for communicating with the outside.

The end cap 13 includes an opening 138 in the side wall 139. The door 1 includes a cover 137 coupled to the sidewall 139 to cover the opening 138.

The end cap 13 includes a connecting neck 131 for connecting to the display housing 14. The connecting neck 131 extends downwardly from the inside of the side wall 139 along the opening 138.

The connecting neck 131 has a hollow structure and has an inner space 132. The inner space 132 is exposed to one side of the door 1 through the opening 138.

The upper end of the display housing 14 has a fifth connecting portion 147 protruding out of the mounting cavity 140. The fifth connecting portion 147 is fixedly connected to the connecting neck portion 131, thereby showing that the housing 14 and the cap 13 are connected.

The air behind the display device 2 enters the fifth connecting portion 147 through the third wall hole 146, flows into the inner space 132 of the connecting neck portion 131, and finally flows toward the second air vent 51.

The cover 137 includes a receiving chamber 161 to receive at least one electric device 20. According to the embodiment of the present invention, the accommodating chamber 61 is isolated from the second ventilation opening 51 communicating the heat dissipation duct 5 and the outside of the door 1.

The cover 137 includes a receiving case 16 having a receiving chamber 161. The containment case 16 is connected to a side wall 139 of the end cap 13 along an opening 138 of the interior space 132.

The receiving chamber 161 is at least partially located within the inner space 132. The accommodation chamber 161 is isolated from the inner space 132. The receiving chamber 161 is also isolated from the mounting chamber 140 communicating with the inner space 132.

The accommodation chamber 161 is open at one side. Specifically, in the present embodiment, the accommodation chamber 161 is opened upward. The cover 137 includes a cover member 17 to close the opening of the accommodating chamber 161.

In the present embodiment, the electric device 20 may be fixed to the inside of the cover member 17 facing the accommodation chamber 161. A sealing strip (not shown) may be provided between the cover 17 and the receiving case 16 to prevent external liquid/humid air from entering the receiving chamber 161.

The second ventilation opening 51 is provided in the cover 137, and the second ventilation opening 51 is isolated from the accommodating chamber 161. In the present embodiment, the second ventilation opening 51 is provided in the accommodating case 16.

The accommodating case 16 includes an extension portion 162 located outside the accommodating chamber 16. Extension 162 is provided with a first fixing hole 163 to fix accommodating case 16 to side wall 139. The extension portion 162 may be further provided with a second fixing hole 164 to fix the cover 17 to the receiving case 16 along the opening of the receiving chamber 161.

Extension 162 may be located at one end of containment housing 16. The second ventilation opening 51 is provided in the extension portion 162. In the present embodiment, the plurality of second ventilation openings 51 are located between the first mounting hole 163 and the opening of the accommodating chamber 161, and therefore the second ventilation openings 51 and the accommodating chamber 161 are staggered in the direction in which air flows out/in from the second ventilation openings 51.

At least one wall of the accommodating chamber 161 located in the inner space 132 is exposed to the heat dissipation duct 5 on a side facing away from the accommodating chamber 161. For example, in the present embodiment, the bottom wall and the side wall of the accommodating chamber 161 facing the opening are exposed to the heat dissipation air duct 5.

According to the embodiment of the present invention, the accommodating chamber 161 is isolated from the heat dissipation duct 5 to prevent hot air from entering the accommodating chamber 161 to affect the electric devices 20. In one embodiment, the walls of the receiving chamber 161 exposed within the heat dissipation duct 5 are seamless. In another embodiment, the hole 165 of the accommodating chamber 161 exposed to the heat dissipation duct 5 (e.g., a hole through which the cable passes) may be closed by a closing means such as a tape or a sponge.

After flowing from the inside of the display housing 14 to the inner space 132, the air flows laterally along the passage 54 located below the accommodating housing 16 to the gap G between the end cover 13 and the end of the accommodating housing 16 provided with the extension 162, and flows out through the second ventilation opening 51.

A liquid guide chamber 510 and a liquid guide opening 511 located on the side wall of the liquid guide chamber 510 are provided just below the second ventilation opening 51. The diversion opening 511 communicates with the outside of the door 1. When the liquid inadvertently enters the liquid guiding chamber 510 through the second ventilating opening 51, the liquid can be discharged out of the door 1 through the guiding opening 511. So that liquid is prevented from entering the display housing 14.

Referring to fig. 3, 6 and 9, the door 1 includes a fixing member 18 for fixing the display device 2. The holder 18 is adapted to be inserted into the receiving space 100 of the door 1 through the opening 138 of the upper sidewall 139 of the door 1 to be received in the door 1.

In the present embodiment, the accommodating space 100 is formed by the end cap 13 and the display housing 14, and includes an inner space 132 located in the end cap 13, and a mounting cavity 140 and a space located in the fifth connecting portion 147 of the display housing 14.

The fixing member 18 has a first abutting portion 181 for abutting the display device 2 in the front-rear direction. Accordingly, the display device 2 includes a second abutting portion 201 for cooperating with the first abutting portion 181. In the present embodiment, the fixing member 18 supports the display device 2 backward, so the first supporting portion 181 is located in front of the second supporting portion 201 to prevent the display device 2 from falling off from the mounting cavity 140 forward.

The lower end of the display housing 14 may be provided with a second fixing portion 148 to position the lower end of the display device 2.

In assembly, the lower end of the display device 2 is inserted into the mounting cavity 140 and abutted against the second fixing portion 148, and then the display device 2 is obliquely placed into the mounting cavity 140. Then, the fixing member 18 is inserted into the accommodating space 100 from the opening 138, wherein the first abutting portion 181 extends into the mounting cavity 140 and abuts against the upwardly protruding second abutting portion 201.

At least one elastic sheet 182 may be disposed on the front side of the fixing member 18, and the elastic sheet 182 abuts against the front side wall of the accommodating space 100, so as to enhance the abutting force of the fixing member 18 against the display device 2.

As shown in fig. 7, the fixing member 18 may be provided with a fixing portion 183 at an end facing the opening 138 to be fixed to the end cap 13. The fixing portion 183 is located in the inner space 132 of the end cap 13. The fixing portion 183 protrudes outward from the main body of the fixing member 18 and rides on the mounting stand 136 of the end cap 13, which is located to be exposed to the inner space 132. The fixing portion 183 may be fixed to the mount 136 by, for example, a screw.

In order to more accurately position the fixing member 18 in the accommodating space 100, the display housing 14 may be provided with a positioning portion 149 protruding forward from the bottom wall of the mounting cavity 140, and the lower end of the fixing member 18 is caught behind the positioning portion 149 and the bottom wall of the display housing 140.

The hot air flows through the fixing member 18, and thus the fixing member 18 is exposed to the heat dissipation duct 5. In this embodiment, the fixing member 18 is provided with a passage 52, so that a part of the heat dissipation duct 5 is located in the fixing member 18, and hot air can flow through the fixing member 18.

In the above embodiment, the opening 138 of the sidewall 139 is used to allow the fixing member 18 to pass through and be inserted into the accommodating space 100. The display device 2 is loaded into the door 1 from the front opening of the installation cavity 140. The insert entering the receiving space 100 from the opening 138 therefore comprises the securing member 18. In further embodiments, the display device 2 may also be inserted into the door 1 from the opening 138 of the side wall 139, and in such embodiments, the insert entering into the door 1 via the opening 138 may comprise the display device and a fixing member entering into the receiving space via the opening 138 to fix the display device. It should be understood that the insert entering the receiving space 100 from the opening may also comprise other electrical devices.

The various embodiments described in connection with fig. 1-9 may be combined with each other in any given way to achieve the advantages of the invention. In addition, the present invention is not limited to the illustrated embodiments, and other means than the illustrated means may be used in general as long as the same effects can be achieved by the means.

Claims

1. A refrigerator comprising a door (1) comprising:

a rear wall (120), a front wall (119) spaced from the rear wall, side walls (139) connecting the front and rear walls, and insulation material (10) filled in the door, the insulation material being in contact with the rear wall, the front wall and the side walls, wherein the side walls have openings (138); and

a cover (137) attached to the sidewall to cover the opening;

characterized in that the door comprises an air duct (5) having a vent opening communicating the air duct and the exterior of the door;

the cover comprises an electrical device (20), a receiving chamber (161) for receiving the electrical device, and said vent (51), wherein said vent is isolated from the receiving chamber and the air duct is isolated from the receiving chamber.

2. The refrigerator according to claim 1, wherein the door includes the display device (2), and the duct is a heat dissipation duct for dissipating heat of the display device.

3. The refrigerator of claim 2, wherein the door includes a mounting cavity (140), the display device being located within the mounting cavity, and a portion of the air chute being located within the mounting cavity.

4. The refrigerator according to claim 1, characterized in that the cover comprises a containment casing (16) defining a containment chamber open at one side to receive said electric device (20), the cover comprising a cover member (17) to close the open end of the containment chamber.

5. The refrigerator of claim 4 wherein said vent is located in said containment housing.

6. The refrigerator of claim 1 wherein at least one wall of the compartment is exposed to the duct on a side facing away from the compartment.

7. The refrigerator according to any of claims 1 to 6, comprising a receiving space (100) adapted to be accessible via said opening and an insert inserted into the receiving space via said opening.

8. A refrigerator according to claim 7, characterized in that the insert comprises a fixing (18) for fixing a display device and/or a display device (2).

9. The refrigerator of claim 1, wherein the side wall includes a hollow connective neck (131) that connects to a display housing (14) having a mounting cavity (140) for receiving a display device, the air channel being partially located within the connective neck.

10. A refrigerator comprising a door (1) comprising:

a rear wall (120), a front wall (119) spaced from the rear wall, side walls (139) connecting the front and rear walls, and insulation material (10), the rear, front and side walls being in contact with the insulation material, wherein the side walls have openings (138);

it is characterized in that the preparation method is characterized in that,

the door having an accommodation space (100) therein accessible via the opening;

an insert (18) adapted to be inserted into the receiving space via the opening, the insert comprising a fixing member for fixing a display device (2) received in the receiving space and/or a display device (2) located in the receiving space; and

a cover (137) for covering the opening;

the cover includes an electric device (20) and a housing chamber (161) for housing the electric device, the cover includes a housing case (16) having a housing chamber for housing the electric device, the housing chamber being open at an end facing away from the insert, and a lid member (17) for closing the open end of the housing chamber.

11. The refrigerator of claim 10, wherein the receiving chamber is isolated from the receiving space.

12. The refrigerator as claimed in claim 10, wherein the receiving case is fixed to the side wall along the opening.

13. The refrigerator as claimed in claim 10, wherein the door has a heat dissipation duct therein, the heat dissipation duct having a vent opening at the cover.

14. The refrigerator of claim 13 wherein said vent is isolated from said receiving chamber.

15. The refrigerator of claim 13, wherein the heat dissipation duct is isolated from the receiving chamber.

16. The refrigerator of claim 13 wherein a portion of a heat dissipation duct is located within the insert.

17. A refrigerator comprising a door (1) including an opening (138) and a cover (137) to close the opening, the cover including a compartment (161) and an electrical device (20) located within the compartment, and a vent (51) provided in the cover, the vent (51) connecting an air duct (5) located within the door to the exterior of the door, the vent and the air duct both being isolated from the compartment.