WO2019207845A1 - Refrigerator - Google Patents

Abstract

Provided is a refrigerator (100) equipped with a door (11). The refrigerator (100) is provided with a front face plate (51) which constitutes the front face of the door (11), and a heat generating section (50) which is mounted such that a gap is provided between the heat generating section (50) and a heat insulating material filled into the door (11). A discharge opening (111C) in communication with the gap and discharging heat generated by the heat generating section is provided in the upper part of the door (11).

Description

refrigerator

The present invention relates to the technology of a refrigerator, and particularly to the technology of a refrigerator having a heating part such as a display on a door.

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

Japanese Unexamined Patent Publication No. 2016-56964

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

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

According to an aspect of the present invention, a refrigerator provided with a door is provided. A refrigerator is provided with the heat generating part which provides a clearance gap between the front plate which comprises the front surface of a door, and the heat insulating material with which the inside of the door was filled. A discharge port is provided in the upper part of the door for discharging heat generated in the heat generating part in communication with the gap.

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

It is a front perspective view showing the appearance of refrigerator 100 concerning a 1st embodiment. It is the front perspective view which shows the door main body 111 concerning 1st Embodiment, the enlarged view of the discharge port 111C vicinity, and the enlarged view of the suction port 111D vicinity. It is the upper perspective view which shows the assembly | attachment structure of the housing | casing 101 which comprises the main body of the refrigerator 100 concerning 1st Embodiment, and the refrigerator compartment door 11, and the enlarged view of a hinge part. It is sectional drawing which shows the structure of the hinge part after attaching the refrigerator compartment door 11 concerning 1st Embodiment to the connection part 160. FIG. It is a downward perspective view of the refrigerator compartment door 11 of the refrigerator 100 concerning 2nd this Embodiment. It is a front perspective view of the refrigerator compartment door 11 concerning 2nd Embodiment. It is front sectional drawing which shows the vicinity of the suction passage 211D of the door main body 211 concerning 2nd Embodiment. It is a front perspective view which shows the external appearance of the refrigerator 100 concerning 4th Embodiment. It is the figure which looked at the door 11 concerning 4th Embodiment from the front except a front plate. It is a back surface perspective view which shows the state before the heat insulating material filling of the door 11 concerning 4th Embodiment.

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

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

<Overall configuration of refrigerator>
In FIG. 1, the structure of the front side of the refrigerator 100 concerning this Embodiment is shown. The refrigerator 100 includes a first refrigeration room in the upper stage, a second refrigeration room (vegetable room) in the middle stage, and a first freezing room in the lower stage. The middle stage of the refrigerator 100 is also provided with an ice making room and a second freezing room.

In addition, the configuration and arrangement of each storage room in the refrigerator 100 are not limited to the above. The configuration and arrangement of each storage room can be changed as appropriate according to the capacity, usage, and the like of the refrigerator.

In addition, the upper first refrigerator compartment is provided with a double door (French door) type refrigerator door 11 (right refrigerator door) and 12 (left refrigerator door) divided into left and right. A drawer-type refrigerator compartment door 13 is provided in the middle second refrigerator compartment (vegetable compartment). A drawer-type freezer compartment door 14 is provided in the lower first freezer compartment. In addition, a drawer type ice making room door 15 or a freezing room door 16 is provided in each of the middle ice making room and the second freezing room.

In addition, the structure of each door in the refrigerator 100 is not limited to the above. Depending on the structure, application, position, etc. of each storage room, the doors of each storage room are, for example, a double door system, a system that opens and closes from either the left or right end, a system that can be opened or closed from both sides, and a drawer system. It can be adopted as appropriate.

In this embodiment, the surface on which the door is provided is the front (front) of the refrigerator. Then, based on the position that exists when the refrigerator 100 is installed in a normal state with respect 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. Therefore, in the present specification, when the term “front side” or “back side” is defined, the side where the front or back is provided based on an arbitrary position, or the front or back from an arbitrary position. It means direction. Moreover, in this specification, the direction which goes to the back from the front of the refrigerator 100 and the direction which goes to the front from the back of the refrigerator 100 are called the front-back direction. Moreover, in this specification, the direction which goes to the other side surface from the one side surface of the refrigerator 100 is called the left-right direction. Furthermore, in this specification, as a general rule, the "right side" of the refrigerator or refrigerator door means the side that hits the right side when viewed from the front of the refrigerator, and the "left side" of the refrigerator or refrigerator door is, It means the side that hits the left side when viewed from the front of the refrigerator.

The display 50 is installed in the refrigerator door (door) 11 on the right side. The display 50 is attached to the back surface of the glass panel 51 disposed on the outermost surface of the refrigerator compartment door 11. The display 50 can be configured to include 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-store inventory information, calendar information, recipe information, message information, and the like. In addition, for example, when a small camera (not shown) is provided inside the refrigerator 100, an image in the warehouse taken by the small camera can be displayed on the display 50. In addition, when the refrigerator 100 is connected to the Internet, various homepage information obtained via the Internet can be displayed. In addition, by providing an input device such as a touch sensor on the display surface or edge of the display panel, an input operation can be performed along the display content from the display 50.

The refrigeration room door 11 and the refrigeration room door 12 are provided with touch sensors (contact detection units) 90, respectively. The touch sensor 90 is arrange | positioned at the open end part side of each refrigerator compartment door 11 * 12. The touch sensor 90 detects that a human body or the like has come into contact. Then, for example, when the user's hand or the like touches the touch sensor 90 of the right refrigerator compartment door 11, the refrigerator compartment door 11 is controlled to open. Similarly, when the user's hand or the like touches the touch sensor 90 of the left refrigerator compartment door 12, the refrigerator compartment 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 room door 11 rotates about the connecting portion 160, whereby the refrigerating room, 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 main body 111. In this Embodiment, the glass panel 51 is comprised so that removal from the door main body 111 used as the main-body part of the refrigerator compartment door 11 is comprised, and it is comprised so that the substantially whole front surface of the door main body 111 may be covered. Therefore, the whole surface of the refrigerator compartment door 11 can be made into a flat structure, and the aesthetics of the refrigerator 1 can be improved. The inside of the door main body 111 is filled with a heat insulating material such as urethane foam, and the heat insulating property of the refrigerator compartment door 11 is ensured by the door main body 111. Therefore, on the front surface of the door body 111 according to the present embodiment, a gap 111 </ b> A for housing the display 50 is formed between the back surface of the display 50 and the door body 111. 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, passage 111B is formed from the right end of the upper end of gap 111A to the right end of the upper end of door body 111. The upper end portion of the passage 111B reaches the connecting portion 160 of the refrigerator door 11 with respect to the main body of the refrigerator 100 as the discharge port 111C.

In the present embodiment, a suction port 111 </ b> D is provided on the left side surface of the door body 111. The suction port 111D is formed below the heat generating part such as the display 50, more preferably below the heat generating part such as the display 50. In FIG. 2, the vicinity of the left end of the lower end of the gap 111A is the suction port 111D. And communicates with the outside of the refrigerator compartment door 11. The suction port 111 </ b> D may have a shape other than that shown in FIG. 2, and a gap with a part such as a lid constituting the left side surface of the door body 111 can be used.

FIG. 3 is an upper perspective view showing an assembly structure of the casing 101 and the refrigerator compartment door 11 constituting the main body of the refrigerator 100 according to the present embodiment. FIG. 4 is a cross-sectional view showing the configuration of the hinge part after the refrigerator compartment door 11 is assembled to the connecting part 160. With reference to FIGS. 3 and 4, in the present embodiment, discharge port 111 </ b> C provided at the upper end portion of door body 111 is assembled to metal plate 161 for constituting the hinge of connecting portion 160. More specifically, in the present embodiment, a 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. By forming the inside hollow, the discharge port 111 </ b> C communicates with the outside air through the metal plate 161.

Since it is configured in this manner, the refrigerator compartment door 11 according to the present embodiment is configured so that the heat generated by the electrical components such as the display 50 is smoothly discharged from the discharge port 111 </ b> C at the top of the refrigerator compartment door 11. become. And in this Embodiment, as shown in FIG.3 and FIG.4, the metal plate 161 rotatably assembled | attached to the discharge port 111C has a horizontally wide plate-shaped part couple | bonded with the pin part 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 efficiently transferred to the outside air through the wide plate-shaped portion. As shown in FIG. 3, the metal plate 161 of the connecting portion 160 is fixed by being attached to the housing 101 by screws or the like (not shown), so that the heat transmitted to the metal plate 161 is also diffused into the housing 101. To do. Thereby, the heat discharged from the discharge port 111 </ b> C is easily discharged from the upper surface of the refrigerator 100.

Further, by inserting the wiring 131 for electrical parts such as the display 50 through 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. It becomes like this. That is, in the present embodiment, it is possible to easily replace the wiring while improving the exhaust heat efficiency.

[Second Embodiment]
The configuration for discharging the heat generated in the heat generating part such as the display 50 is not limited to that in the above embodiment.

FIG. 5 is a lower perspective view of the refrigerator compartment door 11 of the refrigerator 100 according to the present embodiment. Referring to FIG. 5, in the present embodiment, speaker 70 is mounted on the bottom of refrigerator compartment door 11. 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 the display 50 attached to the back surface of the glass panel 51 and the 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 211 </ b> A is formed between the back surface of the display 50 and the door main body 211.

And, a passage 211B for exhaust heat 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 portion of the upper end portion of the gap 211A to the right end portion of the upper end portion of the door body 211. The upper end portion of the passage 211B reaches the connecting portion 160 of the refrigerator compartment door 11 with respect to the main body of the refrigerator 100, and constitutes an outlet 211C. The assembly configuration of the discharge port 211C and the connecting portion 160 is the same as that of the first embodiment.

Also in this embodiment, as shown in FIG. 6, it is necessary to embed the wiring 231 in urethane by inserting the wiring 231 for the heat generating part such as the display 50 through the passage 211B and the discharge port 211C. Disappears. That is, in the present embodiment, it is possible to easily replace the wiring while improving the exhaust heat efficiency.

And various wirings 231 from the discharge port 211C are arranged so as to be bent in a U shape in the vertical direction. Thereby, even if water enters from the upper end of the door main body 211, the water is stopped by the bent portion 231X, and for example, it is possible to prevent water from being applied to an electrical component such as the display 50.

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 liquid, small items, etc. from entering the gap 211A from the suction port on the side surface of the door. Furthermore, 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 enlarged, and the heat generated by the electrical components such as the display 50 can be efficiently discharged.

Further, by inserting the wiring 232 and the like to the speaker 70 through the suction passage 211D, it is not necessary to embed the wiring 232 in urethane. Further, the wiring 232 to the speaker 70 inserted through the suction passage 211D is also arranged to bend in the vertical direction before the suction passage 211D. As a result, even if water enters the gap 211A, the water is stopped by the bent portion 232X. For example, the possibility of water reaching the speaker 70 via the wiring 232 can be reduced.

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

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

[Fourth Embodiment]
As shown in FIGS. 8 to 10, the 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 formed integrally with the refrigerator compartment door 11, and the glass panel 51 is configured not to be removable from the door 11. More specifically, in this embodiment, after the display storage cover 52 is placed on the back side of the glass panel 51, the back surface of the glass panel 51 is filled with foamed urethane or the like to form the door 11. Thereafter, the display 50 is inserted into the display storage cover 52 from the side of the door 11 and fixed. At this time, a gap 111 </ b> A is formed between the back surface of the display 50 and the display storage cover 52.

The exhaust heat passage 111 </ b> B communicates with the upper end of the display storage cover 52. The passage 111B is hollow, and one end is connected to the upper end of the display storage cover 52 and the other end is connected to the discharge port 111C to communicate the display storage cover 52 and the discharge port 111C. After the passage 111 </ b> B is installed on the back side of the glass panel 51 together with the display storage cover 52, the back surface of the glass panel 51 is filled with foamed urethane or the like to form the door 11. Thereby, the heat from the display 50 can be efficiently exhausted as in the first embodiment. In addition, wiring can be inserted into the passage 111B.

The passage 111 </ b> B may be a hollow tube, or a hollow portion may be formed by mounting a U-shaped member on the back surface of the glass panel 51, similarly to 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. Moreover, although the refrigerator 100 in which the heat generating unit 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-described embodiment, the refrigerator 100 including the door 11 is provided. The refrigerator 100 includes a heat generating unit 50 attached with gaps 111A and 211A provided between a front plate (glass panel 51) constituting the front surface of the door 11 and a heat insulating material filled in the door 11. Discharge ports 111 </ b> C and 211 </ b> C that communicate with the gaps 111 </ b> A and 211 </ b> A and exhaust heat generated in the heat generating unit 50 are provided in the upper portion of the door 11.

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

Preferably, the hinge 161 is made of metal. Hinge 161 includes a plate-like portion to be fixed to refrigerator 100.

Preferably, the heat generating part 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 on the wiring 231 disposed above the heat generating portion 50.

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

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

The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims. Further, configurations obtained by combining the configurations of the different embodiments described in this specification with each other are also included in the scope of the present invention.

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

Claims (7)

A refrigerator with a door,
A heating part attached with a gap between a front plate constituting the front surface of the door and a heat insulating material filled in the door; and
The refrigerator which provides the discharge port for discharging | emitting the heat | fever which generate | occur | produced in the said heat-emitting part in communication with the said clearance gap in the upper part of the said door. A hinge for pivotally attaching the door to the refrigerator main body;
The refrigerator according to claim 1, wherein the discharge port is provided by forming the hinge hollow. The hinge is formed of metal;
The refrigerator according to claim 2, wherein the hinge includes a plate-like portion to be fixed to the refrigerator. The refrigerator according to any one of claims 1 to 3, wherein the heat generating unit is a display attached to a 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 on a wiring disposed 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 on a wiring disposed below the heat generating portion. The refrigerator according to any one of claims 1 to 6, wherein a suction port for sucking air into the gap is provided at a lower portion of the door.

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