JPWO2019207845A1 - refrigerator - Google Patents

Abstract

A refrigerator (100) with a door (11) is provided. The refrigerator (100) has a heat generating portion (50) attached with a gap between the front plate (51) constituting the front surface of the door (11) and the heat insulating material filled inside the door (11). To be equipped with. A discharge port (111C) for communicating with the gap and discharging heat generated in the heat generating portion is provided at the upper part of the door (11).

Description

The present invention relates to a refrigerator technique, and more particularly to a refrigerator technique having a heat generating portion such as a display on a door.

Conventionally, refrigerators with a display mounted on the door have been known. For example, Japanese Patent Application Laid-Open No. 2016-56964 (Patent Document 1) discloses a refrigerator. According to Patent Document 1, a display device is provided on the door that opens and closes the storage chamber, and a storage unit that forms a storage space for storing the display device is provided in the door. The storage unit is formed with a discharge port for discharging the heat generated by the display device and an intake port for taking in outside air into the storage space. The outlet is formed on one side of the door and the intake is formed on the other side of the door. The top surface of the storage portion is formed so as to be inclined upward toward the side surface where the discharge port is located.

Japanese Unexamined Patent Publication No. 2016-56964

As the size and brightness of the display increase, the amount of heat generated from the display tends to increase. In the configuration disclosed in Patent Document 1, since a discharge port for discharging heat generated by the display device is formed on the side surface of the door, it is discharged when the user touches the vicinity of the discharge port when opening and closing the door. The hot air discharged from the outlet or the heated state of the side surface of the door due to the hot air may be felt by the user, which may be unpleasant. In addition, since the outlet cannot be made too large due to the design and usability of the door, there is a risk that heat cannot be sufficiently exhausted.

Therefore, an object of the present invention is to provide a refrigerator capable of efficiently discharging heat.

According to certain aspects of the invention, a refrigerator with a door is provided. The refrigerator includes a heat generating portion that is attached with a gap between the front plate constituting the front surface of the door and the heat insulating material filled inside the door. A discharge port is provided at the upper part of the door to communicate with the gap and discharge the heat generated in the heat generating portion.

As described above, according to the present invention, a refrigerator capable of efficiently discharging heat is provided.

It is a front perspective view which shows the appearance of the refrigerator 100 which concerns on 1st Embodiment. It is a front perspective view which shows the door main body 111 which concerns on 1st Embodiment, the enlarged view of the vicinity of the discharge port 111C, and the enlarged view of the vicinity of a suction port 111D. It is the upper perspective view which shows the assembly structure of the housing 101 which constitutes the main body of the refrigerator 100 and the refrigerating room door 11 which concerns on 1st Embodiment, and is the enlarged view of the hinge part. It is sectional drawing which shows the structure of the hinge part after assembling the refrigerating room door 11 which concerns on 1st Embodiment to a connecting part 160. 2 is a downward perspective view of a refrigerator door 11 of a refrigerator 100 according to the second embodiment. It is a front perspective view of the refrigerating room door 11 which concerns on the 2nd Embodiment. It is a front sectional view which shows the vicinity of the suction passage 211D of the door main body 211 which concerns on 2nd Embodiment. It is a front perspective view which shows the appearance of the refrigerator 100 which concerns on 4th Embodiment. FIG. 5 is a front view of the door 11 according to the fourth embodiment except for the front plate. It is a rear perspective view which shows the state before filling the heat insulating material of the door 11 which concerns on 4th Embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following description, the same parts are designated by the same reference numerals. Their names and functions are the same. Therefore, the detailed description of them will not be repeated.

[First Embodiment]
In the present embodiment, a refrigerator in which a display panel is mounted on a refrigerator door (for example, a refrigerator door) will be described as an example.

<Overall configuration of refrigerator>
FIG. 1 shows the configuration of the front side of the refrigerator 100 according to the present embodiment. The refrigerator 100 includes a first refrigerating room in the upper stage, a second refrigerating room (vegetable room) in the middle stage, and a first freezing room in the lower stage. Further, the middle stage of the refrigerator 100 is also provided with an ice making room and a second freezing room.

The configuration and arrangement of each storage room in the refrigerator 100 is not limited to the above. The configuration and arrangement of each storage room can be appropriately changed according to the capacity and use of the refrigerator.

Further, in the first refrigerating room in the upper stage, a double door (French door) type refrigerating room door 11 (right side refrigerating room door) and 12 (left side refrigerating room door) are provided. A drawer-type refrigerating room door 13 is provided in the second refrigerating room (vegetable room) in the middle stage. A drawer-type freezing room door 14 is provided in the lower first freezing room. Further, the ice making chamber and the second freezing chamber in the middle stage are provided with a drawer type ice making chamber door 15 or a freezing chamber door 16, respectively.

The configuration of each door in the refrigerator 100 is not limited to the above. Depending on the structure, use, position, etc. of each storage room, the door of each storage room may be, for example, a double door method, a method of opening and closing from either the left or right end, a method of opening and closing from both the left and right sides, and a drawer method. It can be adopted as appropriate.

In the present embodiment, the surface provided with the door is the front surface (front surface) of the refrigerator. Then, with reference to the front surface, each surface of the refrigerator 100 is defined as an upper surface, a side surface, a back surface, and a bottom surface based on the positions existing when the refrigerator 100 is installed in a normal state. Therefore, when the term "front side" or "back side" is defined in the present specification, the front side or the back side is provided with reference to an arbitrary position, or the front side or the back side is directed from an arbitrary position. It means the direction. Further, in this specification, the direction from the front surface to the back surface of the refrigerator 100 and the direction from the back surface to the front surface of the refrigerator 100 are referred to as a front-rear direction. Further, in the present specification, the direction from one side surface of the refrigerator 100 to the other side surface is referred to as a left-right direction. Further, in the present specification, as a general rule, the "right side" of the refrigerator or the refrigerator compartment door means the side corresponding to the right side when viewed from the front of the refrigerator, and the "left side" of the refrigerator or the refrigerator compartment door means. It means the side that hits the left side when viewed from the front of the refrigerator.

A display 50 is installed on the refrigerator compartment door (door) 11 on the right side. The display 50 is attached to the back surface of the glass panel 51 arranged on the outermost surface of the refrigerator compartment door 11. The display 50 can be configured to include, for example, a display panel member such as a liquid crystal display or an organic EL display.

The display 50 can display refrigerator operation information, refrigerator control information, in-house inventory information, calendar information, recipe information, message information, and the like. Further, for example, when a small camera (not shown) is provided inside the refrigerator 100, the image in the refrigerator taken by the small camera can be displayed on the display 50. Further, when the refrigerator 100 is connected to the Internet, it is possible to display information on various homepages obtained via the Internet. Further, by providing an input device such as a touch sensor on the display surface or the edge of the display panel, it is possible to perform an input operation according to the display content from the display 50.

A touch sensor (contact detection unit) 90 is provided on each of the refrigerating room door 11 and the refrigerating room door 12. The touch sensor 90 is arranged on the open end side of each of the refrigerator compartment doors 11 and 12. The touch sensor 90 detects that a human body or the like has come into contact with the touch sensor 90. Then, for example, when the touch sensor 90 of the refrigerating room door 11 on the right side is touched by a user's hand or the like, the refrigerating room door 11 is controlled to open. Similarly, when the touch sensor 90 of the left refrigerating room door 12 is touched by a user's hand or the like, the refrigerating room door 12 is controlled to open.

The refrigerator compartment door 11 is configured to be rotatable with respect to the main body of the refrigerator 100 via the connecting portion 160. That is, the refrigerating chamber door 11 rotates around the connecting portion 160, so that the refrigerating chamber, that is, the storage space of the refrigerator 100 is released or closed.

FIG. 2 is a front view showing the inside of the glass panel 51 and the display 50 of the refrigerator compartment door 11 according to the present embodiment, that is, the door body 111. In the present embodiment, the glass panel 51 is configured to be removable from the door main body 111, which is the main body portion of the refrigerator compartment door 11, and is configured to cover substantially the entire front surface of the door main body 111. Therefore, the entire surface of the refrigerator compartment door 11 can be made flat, and the aesthetic appearance of the refrigerator 1 can be improved. The inside of the door body 111 is filled with a heat insulating material such as urethane foam, and the door body 111 ensures the heat insulating property of the refrigerator compartment door 11. Therefore, on the front surface of the door body 111 according to the present embodiment, a gap 111A for accommodating the display 50 is formed between the back surface of the display 50 and the door body 111. Then, a heat exhaust passage 111B is formed from the upper end of the gap 111A to the upper end of the door body 111.

More specifically, in the present embodiment, the passage 111B is formed from the right end of the upper end of the gap 111A to the right end of the upper end of the door body 111. The upper end of the passage 111B reaches the connecting portion 160 of the refrigerator compartment door 11 with respect to the main body of the refrigerator 100 as the discharge port 111C.

Further, in the present embodiment, the suction port 111D is provided on the left side surface of the door body 111. The suction port 111D is formed below the heat generating portion of the display 50 or the like, more preferably below the heat generating portion of the display 50 or the like, and in FIG. 2, the vicinity of the left end portion of the lower end portion of the gap 111A is the suction port 111D. It communicates with the outside of the refrigerating room door 11 through. The suction port 111D may have a shape other than that shown in FIG. 2, and a gap between the suction port 111D and a part such as a lid constituting the left side surface of the door body 111 can be diverted.

FIG. 3 is an upward perspective view showing an assembling structure of the housing 101 constituting the main body of the refrigerator 100 and the refrigerator compartment door 11 according to the present embodiment. FIG. 4 is a cross-sectional view showing the configuration of the hinge portion after the refrigerating chamber door 11 is assembled to the connecting portion 160. With reference to FIGS. 3 and 4, in the present embodiment, the discharge port 111C provided at the upper end of the door body 111 is assembled to the metal plate 161 for forming the hinge of the connecting portion 160. More specifically, in the present embodiment, the discharge port 111C is formed at the upper end portion of the door body 111, and the pin portion 161X of the metal plate 161 is rotatably inserted into the discharge port 111C. Since the inside is formed hollow, the discharge port 111C communicates with the outside air via the metal plate 161.

Since it is configured in this way, the refrigerating room door 11 according to the present embodiment is such that the heat generated by the electrical components such as the display 50 is smoothly discharged from the discharge port 111C at the upper part of the refrigerating room door 11. become. Then, in the present embodiment, as shown in FIGS. 3 and 4, the metal plate 161 rotatably assembled to the discharge port 111C has a horizontally wide plate-shaped portion that is coupled to the pin portion 161X. .. Therefore, when the pin portion 161X inserted inside the discharge port 111C is heated by the heat discharged from the discharge port 111C, the heat is transmitted to the wide plate-shaped portion and efficiently exhausted to the outside air. Further, as shown in FIG. 3, since the metal plate 161 of the connecting portion 160 is fixed to the housing 101 by a screw or the like (not shown), the heat transferred to the metal plate 161 is also diffused to the housing 101. To do. As a result, the heat discharged from the discharge port 111C is easily discharged from the upper surface of the refrigerator 100.

Further, by inserting the wiring 131 for electrical components such as the display 50 into the passage 111B and the discharge port 111C, it is not necessary to bury the wiring in urethane, and the wiring can be easily replaced. Will be. That is, in the present embodiment, it is possible to easily replace the wiring while increasing the heat exhaust efficiency.

[Second Embodiment]
The configuration for discharging the heat generated in the heat generating portion of the display 50 or the like is not limited to that of the above embodiment.

FIG. 5 is a downward perspective view of the refrigerator compartment door 11 of the refrigerator 100 according to the present embodiment. With reference to FIG. 5, in the present embodiment, the speaker 70 is mounted on the bottom of the refrigerator compartment door 11. Then, in the present embodiment, air is sucked from the vicinity of the installation position of the speaker 70.

FIG. 6 is a front view showing the inside of the display 50 of the refrigerator compartment door 11 according to the present embodiment, that is, the door main body 211. For convenience of explanation, FIG. 6 shows a display 50 attached to the back surface of the glass panel 51 and wirings 231 and 232 connected to the display 50. With reference to FIG. 6, in the door main body 211 according to the present embodiment, a gap 211A is formed between the back surface of the display 50 and the door main body 211.

Then, a heat exhaust passage 211B is formed from the upper end of the gap 211A to the upper end of the door body 211. More specifically, in the present embodiment, the passage 211B is formed from the right end of the upper end of the gap 211A to the right end of the upper end of the door body 211. The upper end of the passage 211B reaches the connecting portion 160 of the refrigerator compartment door 11 with respect to the refrigerator 100 main body, and constitutes the discharge port 211C. The assembly configuration of the discharge port 211C and the connecting portion 160 is the same as that of the first embodiment.

Further, also in the present embodiment, as shown in FIG. 6, it is necessary to embed the wiring 231 in urethane by inserting the wiring 231 or the like for the heat generating portion such as the display 50 into the passage 211B and the discharge port 211C. Is gone. That is, in the present embodiment, it is possible to easily replace the wiring while increasing the heat exhaust efficiency.

Then, various wirings 231 from the discharge port 211C are arranged so as to bend in a U shape in the vertical direction. As a result, even if water enters from the upper end of the door body 211, the water is stopped at the bent portion 231X, and it is possible to prevent the electrical components such as the display 50 from being splashed with water.

Further, in the present embodiment, as shown in FIGS. 6 and 7, a suction passage 211D is formed from the lower end of the gap 211A to the speaker 70 at the lower end of the door body 211. This eliminates the need to provide a suction port on the side surface of the door body 211, improves the appearance of the door, and prevents liquids, small items, and the like from entering the gap 211A from the suction port on the side surface of the door. Further, since the opening of the suction passage 211D is hidden by the speaker 70, the cross section of the suction passage 211D can be easily expanded, and the heat generated by the electrical components such as the display 50 can be efficiently discharged.

Further, by inserting the wiring 232 or the like to the speaker 70 into the suction passage 211D, it is not necessary to bury the wiring 232 in urethane. Further, the wiring 232 to the speaker 70 through which the suction passage 211D is inserted is also arranged so as to bend in the vertical direction in front of the suction passage 211D. As a result, even if water enters the gap 211A, the water is stopped at the bent portion 232X, so that the possibility of water reaching the speaker 70 through the wiring 232, for example, can be reduced.

Further, in the present embodiment, as shown in FIG. 7, since the bottom surface 211X of the gap 211A is formed obliquely, the possibility that water reaches the speaker 70 can be reduced. More specifically, since the bottom surface 211X of the gap 211A is formed so that the wiring 232 and the bent portion 232X are arranged lower, the speaker 70 is formed even if water falls from the wiring 232 and the bent portion 232X. The possibility of water reaching the water can be reduced.

[Third Embodiment]
In the second embodiment, the air having a low temperature is sucked from the space near the speaker 70, and the air having a high temperature is discharged from the inside of the pin portion 161X. However, air may be sucked from the side wall of the refrigerating room door 11 other than the speaker 70, or air may be discharged from the side wall of the refrigerating room door 11 other than the pin portion 161X. Also in this case, it is preferable that the air intake port is formed below the heat generating portion of the display 50 or the like, and the air discharge port is formed above the heat generating portion of the display 50 or the like.

[Fourth Embodiment]
As shown in FIGS. 8 to 10, a small display may be arranged close to the open end side (left side) of the door.

In the present embodiment, the front plate (glass panel 51) is integrally formed with the refrigerator compartment door 11, and the glass panel 51 is configured so as not to be removed from the door 11. More specifically, in the present embodiment, the display storage cover 52 is placed on the back side of the glass panel 51, and then the back side of the glass panel 51 is filled with urethane foam or the like to form the door 11. After that, the display 50 is inserted into the display storage cover 52 from the side surface of the door 11 and fixed. At this time, a gap 111A is formed between the back surface of the display 50 and the display storage cover 52.

A heat exhaust passage 111B communicates with the upper end of the display storage cover 52. The passage 111B is hollow, one end of which is connected to the upper end of the display storage cover 52 and the other end of which is connected to the discharge port 111C to communicate the display storage cover 52 and the discharge port 111C. The passage 111B is installed on the back side of the glass panel 51 together with the display storage cover 52, and then the back side of the glass panel 51 is filled with urethane foam or the like to form the door 11. As a result, the heat from the display 50 can be efficiently exhausted as in the first embodiment. Further, the wiring can be inserted into the passage 111B.

The passage 111B may be a hollow tube, or a hollow portion may be formed by placing a member having a U-shaped cross section on the back surface of the glass panel 51 as in the display storage cover 52.

[Fifth Embodiment]
In the above embodiment, the display 50 has been described as an example of the heat generating portion, but the above structure can be applied to other members. Further, although the refrigerator 100 in which the heat generating portion is provided in the refrigerator compartment door 11 has been described as an example, the structure of the above embodiment can be applied to other doors.

<Summary>
In the above embodiment, a refrigerator 100 provided with a door 11 is provided. The refrigerator 100 includes a heat generating portion 50 attached by providing gaps 111A and 211A between the front plate (glass panel 51) constituting the front surface of the door 11 and the heat insulating material filled inside the door 11. Discharge ports 111C and 211C are provided at the upper part of the door 11 to communicate with the gaps 111A and 211A and discharge the heat generated by the heat generating portion 50.

Preferably, the refrigerator 100 further comprises a hinge 161 for rotatably attaching the door 11 to the body of the refrigerator 100. A discharge port is provided by forming the hinge 161 in a hollow shape.

Preferably, the hinge 161 is made of metal. The hinge 161 includes a plate-shaped portion for being fixed to the refrigerator 100.

Preferably, the heat generating portion 50 is a display attached to the front plate (glass panel 51) of the door 11.

Preferably, a U-shaped portion 231X for a waterproof trap is provided in the wiring 231 arranged above the heat generating portion 50.

Preferably, the wiring 232 arranged below the heat generating portion 50 is provided with the U-shaped portion 232X for the waterproof trap.

Preferably, a suction port 211D for sucking air into the gaps 111A and 211A is provided in the lower part of the door 11.

It should be considered that the embodiments disclosed this time are exemplary in all respects and not restrictive. The scope of the present invention is shown by the scope of claims rather than the above description, and it is intended to include all modifications within the meaning and scope equivalent to the scope of claims. In addition, a configuration obtained by combining the configurations of different embodiments described in the present specification with each other is also included in the scope of the present invention.

1: Refrigerator 11: Refrigerator door 12: Refrigerator door 13: Refrigerator door 14: Freezer door 15: Ice making room door 16: Freezer door 50: Display (heat generating part)
51: Glass panel 70: Speaker 90: Touch sensor 100: Refrigerator 101: Housing 111: Door body 111A: Gap 111B: Passage 111C: Discharge port 160: Connecting part 161: Metal plate (hinge)
161X: Pin part 211: Door body 211A: Gap 211B: Passage 211C: Discharge port 211D: Suction passage 231: Wiring 231X: U-shaped part 232: Wiring 232X: U-shaped part

Claims (7)

A refrigerator with a door
It is provided with a heat generating portion that is attached with a gap between the front plate constituting the front surface of the door and the heat insulating material filled inside the door.
A refrigerator provided at the upper part of the door with a discharge port for discharging heat generated in the heat generating portion by communicating with the gap. Further provided with a hinge for rotatably attaching the door to the body of the refrigerator.
The refrigerator according to claim 1, wherein the outlet is provided by forming the hinge in a hollow shape. The hinge is made of metal
The refrigerator according to claim 2, wherein the hinge includes a plate-shaped portion for being fixed to the refrigerator. The refrigerator according to any one of claims 1 to 3, wherein the heat generating portion is a display attached to the front plate of the door. The refrigerator according to any one of claims 1 to 4, wherein a U-shaped portion for a waterproof trap is provided in the wiring arranged above the heat generating portion. The refrigerator according to any one of claims 1 to 5, wherein a U-shaped portion for a waterproof trap is provided in the wiring arranged below the heat generating portion. The refrigerator according to any one of claims 1 to 6, wherein a suction port for sucking air is provided in the gap below the door.

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