JP7369010B2 - refrigerator - Google Patents

Description

Embodiments of the present invention relate to refrigerators.

Refrigerators equipped with an automatic ice-making function have a water supply tank installed in the refrigerator compartment, and ice is made by supplying water in the water tank to an ice tray. In such a refrigerator, the water tank may be installed and removed in an inclined state depending on the arrangement within the refrigerator compartment.

Therefore, conventionally, the lid is attached to the container body using a locking member that compresses the sealing material provided between the container body and the lid to prevent the water from leaking out (for example, (See Patent Document 1 below).

However, in the case of a water tank using a locking member, it is difficult for the user to attach and detach the lid while holding the container body, and there is room for improvement in usability.

In addition, a flange extending from the upper edge of the opening of the container body is locked in a groove provided on the back side of the lid, and the lid is rotated toward the lid closing side using the locking part as a fulcrum. The lid may be attached to the container body by locking a locking protrusion provided on the front side of the container into a locking recess provided on the inner wall of the container body on the front side.

In this way, when the locking projection provided on the front side of the lid is locked into the locking recess provided on the inner wall of the container body, the rigidity of the lid and container body is high, so it takes a lot of effort to attach and remove the lid. It requires a lot of force, and there is room for improvement in usability.

Japanese Patent Application Publication No. 2006-189193

The present invention has been made in consideration of the above circumstances, and an object of the present invention is to provide an easy-to-use refrigerator having a water tank whose lid can be easily attached and detached.

In one embodiment, a refrigerator includes a container main body having an open top surface, a lid body closing the top surface of the container main body, and a water supply tank storing water for supplying water to an ice tray. The main body includes a first container locking portion provided on one of a pair of opposing wall surfaces and a second container locking portion provided on the other, and the lid body is attached to the first container locking portion. A first lid locking portion that locks the lid, and a second lid locking portion that locks the second container locking portion, and at least one of the second container locking portion and the second lid locking portion. one is provided at the tip of the elastic piece, and the lid body locks the first lid locking part to the first container locking part and closes the upper surface of the container body. When the lid locking portion is rotated about the fulcrum, the second lid locking portion comes into contact with the second container locking portion, thereby elastically deforming the elastic piece and locking with the second container locking portion. , which is fixed to the container body with the upper surface of the container body closed.

A vertical cross-sectional view showing a schematic configuration of a refrigerator according to a first embodiment of the present invention Front view showing main parts of the refrigerator compartment in Figure 1 Perspective view of water tank Exploded perspective view of water tank Exploded perspective view of water tank Cross section of water tank An enlarged view of the main part of FIG. 6 showing a state in which the second container locking part is locked to the second lid locking part lid. An enlarged view of the main part of FIG. 6 showing a state in which the first container locking part is locked to the first lid locking part lid. An enlarged cross-sectional perspective view of the main part of the water tank showing a state in which the second container locking part is locked to the second lid locking part lid. Enlarged sectional view of the main parts of the water tank showing the state in which the release piece is operated It is a perspective view of the water supply tank in the refrigerator of the example of a change, (a) shows a lid body, (b) shows a container main body.

(First embodiment)
EMBODIMENT OF THE INVENTION Hereinafter, the refrigerator 1 of 1st Embodiment of this invention is demonstrated based on drawing.

(1) Configuration of Refrigerator 1 As shown in FIG. 1, the refrigerator 1 includes a refrigerator main body 2 that opens at the front. The refrigerator main body 2 includes a heat insulating material such as a vacuum heat insulating material or a foamed heat insulating material in a heat insulating space 5 formed between an outer box 3 made of a steel plate and an inner box 4 made of a synthetic resin. The refrigerator body 2 has a plurality of storage spaces inside an inner box 4. Specifically, from the top, a refrigerator compartment 6 and a vegetable compartment 7 are provided, and below that, an ice making compartment 8 and a small freezer compartment are provided. (not shown) are arranged side by side on the left and right, and a freezing chamber 10 is provided below these.

The refrigerator compartment 6 and the vegetable compartment 7 are both storage compartments that are cooled to a refrigeration temperature range (for example, 1 to 4°C), and are partitioned vertically by a synthetic resin partition plate 11. . As shown in FIG. 2, the space vertically partitioned by the partition plate 11 and the bottom shelf board 12 is separated by a vertical partition wall 13 disposed near one side wall (left side wall) of the refrigerator compartment 6. It is divided in the width direction. A water tank 30 and a water supply device 31 are provided in a space between the left side wall of the refrigerator compartment 6 and the vertical partition wall 13. An upper container 14 and a lower container 15 are housed in a space sandwiched between the vertical partition wall 13 and the other side wall (right side wall) of the refrigerator compartment 6.

The ice making compartment 8, the small freezer compartment, and the freezing compartment 10 are all storage compartments that are cooled to a freezing temperature range (for example, -10 to -20°C). In the ice making room 8, an ice making device 32 including an ice making tray 33 and an ice removal mechanism 34, and an ice storage box 9 for storing ice made by the ice making device 32 are installed. The ice making device 32 constitutes an automatic ice making device together with a water supply tank 30 and a water supply device 31 provided in the refrigerator compartment 6, and water from the water tank 30 sucked up by the water supply device 31 is supplied to an ice tray 33. ing.

A refrigeration cooler 20 for cooling the storage compartments in the refrigeration temperature range is provided at the back of the storage compartments in the refrigeration temperature range (refrigeration compartment 6 and vegetable compartment 7) of the refrigerator body 2. A refrigeration fan 21 is provided above the refrigeration cooler 20 to blow cold air generated by the refrigeration cooler 20 into the refrigerated space.

A freezing cooler 22 for cooling the storage compartments in the freezing temperature range is provided at the back of the storage compartments in the freezing temperature range (ice making compartment 8, small freezer compartment, and freezing compartment 10) of the refrigerator main body 2. A refrigeration fan 23 is provided above the refrigeration cooler 22 to blow cold air generated by the refrigeration cooler 22 into the refrigerated space.

The refrigerating cooler 20 and the freezing cooler 22 constitute a refrigeration cycle together with a compressor 25 and a condenser housed in a machine room 24 formed at the bottom of the back of the refrigerator body 2. cooled down.

(2) Water tank 30
As shown in FIGS. 3 to 8, the water supply tank 30 includes a container body 36 that opens at the top, and a lid 38 that closes the top opening of the container body 36. The water supply tank 30 stores water (ice-making water) to be supplied to the ice-making tray 33 via the water supply device 31 in the container body 36, and prevents the ice-making water from spilling from the container body 36 by the lid body 38.

The container body 36 is a substantially rectangular parallelepiped-shaped synthetic resin container that is long in the front-rear direction and has a larger distance between the front wall 36a and the rear wall 36b than the distance between the left and right side walls. The container body 36 includes a container projecting wall 40 provided at the upper end of the front wall 36a, a first container locking portion 42 provided at the rear wall 36b, and a packing projecting outward from the peripheral edge of the top opening. The contact portion 44 is provided.

The container protruding wall 40 includes a back plate 46 that protrudes upward from the front end of the packing contact portion 44 and a front plate 48 provided at a distance in front of the back plate 46. A hollow portion 50 that opens downward is formed between the two (see FIGS. 6 and 7).

In the container projecting wall 40, a storage recess 52 that opens upward and rearward is formed in the widthwise central portion of the back plate 46, and a release piece 54 is stored in the storage recess 52. A second container locking portion 56 that protrudes inward of the storage recess 52 is provided at the lower portions of the left and right side walls of the storage recess 52 (see FIG. 5). The second container locking portion 56 is located above the first container locking portion 42 provided on the rear wall 36b of the container body 36, and is a second lid locking portion provided at a corresponding position on the lid body 38. It locks with 82.

As shown in FIGS. 5 and 7, the release piece 54 is located between an operating portion 58 located at the upper opening of the storage recess 52 and a second container locking portion 56 provided on the left and right side walls of the storage recess 52. The rotating shaft 62 is provided between the operating part 58 and the pressing part 60 and supported by the left and right side walls of the storage recess 52.

When the user moves the operating section 58 forward, the release piece 54 rotates around the rotation shaft 62 and moves to a position where the pressing section 60 protrudes rearward from the second container locking section 56 . Note that the distance from the rotation shaft 62 to the operating section 58 of the release piece 54 is desirably greater than the distance from the rotation shaft 62 to the pressing section 60 .

The front plate 48 of the container projecting wall 40 has approximately the same cross-sectional shape as the front surface of the upper container 14 disposed on the side of the water tank 30 in the refrigerator compartment 6, and as shown in FIG. When the water tank 30 is stored in the space between the left side wall of the refrigerator compartment 6 and the vertical partition wall 13, the front surface of the upper container 14 and the front plate 48 form a continuous shape in the width direction. ing.

As shown in FIGS. 4, 5, and 8, the first container locking portion 42 is a recess extending in the left-right direction and provided below the packing contact portion 44 inside the upper end portion of the rear wall 36b of the container body 36. Consists of grooves. In this embodiment, the first container locking portion 42 is provided in the thick portion 37 provided at the upper end of the rear wall 36b. The upper wall 42a of the first container locking portion 42 is inclined downward such that the groove width becomes narrower toward the rear. The first container locking portion 42 locks with a first lid locking portion 72 provided at a corresponding position on the lid body 38.

The packing contact portion 44 is a flange-shaped portion that projects outward from the peripheral edge of the top opening of the container body 36, and is in contact with the packing 70 provided on the lid 38.

The lid body 38 includes a lid body 66 that covers the top opening of the container body 36, a lid protrusion 67 that projects upward from the upper front end of the lid body 66, a hanging wall 68 provided at the peripheral edge of the lid body 66, 69 is a synthetic resin molded body.

The lid protrusion 67 has substantially the same shape as the back plate 46 of the container protrusion wall 40 so as to overlap in the front-rear direction with the container protrusion wall 40 provided on the container body 36 when the top opening of the container body 36 is closed with the lid 38. is doing.

A frame portion 76 that projects forward is provided at the peripheral edge of the lid protrusion 67 . The frame portion 76 has a bent portion 78 that extends downward so as to form an opening at the center of the upper edge of the lid protrusion 67 in the width direction. A substantially flat elastic piece 80 extending downward is provided at the lower end of the bent portion 78 .

The elastic piece 80 is provided narrower in width than the front wall 36a of the container body 36 on which the second container locking portion 56 is provided, and is provided so as to be elastically deformable in the front-rear direction starting from the connecting portion with the bent portion 78. It is being Note that the elastic piece 80 may be provided thinner than the lid protrusion 67 or the frame 76.

At the lower end of the elastic piece 80, a second lid locking part 82 having a triangular cross section that becomes thinner toward the tip projects forward. The second lid locking portion 82 is located above the first container locking portion 42 and is provided on the container protruding wall 40 of the container body 36 when the top opening of the container body 36 is closed with the lid 38. It is locked with the second container locking part 56.

The hanging walls 68 and 69 are annular members extending downward from the peripheral edge of the lid body 66. The hanging wall 68 is provided at intervals on the radially inner side of the hanging wall 69, and extends further downward than the hanging wall 69. An annular packing 70 is provided between both hanging walls 68 and 69.

The packing 70 is provided between the hanging walls 68 and 69 and protrudes downward from the outer hanging wall 69, and when the top opening of the container body 36 is closed with the lid 38, the packing contact portion of the container body 36 is closed. A packing 70 comes into contact with the container body 36 and the lid 38 to seal the space between the container body 36 and the lid 38 (see FIGS. 7 and 8).

As shown in FIG. 8, the hanging wall 68 that projects downward from the rear wall 66b of the lid main body 66 is provided with a first lid locking portion 72 that projects rearward. The first lid locking portion 72 is made of a protrusion extending in the left-right direction, and is inserted into the first container locking portion 42 provided on the container body 36. A reinforcing rib 74 extending vertically from the hanging wall 68 to the rear wall 66b of the lid main body 66 is provided on the front side (inside the water tank) of the first lid locking part 72 with the hanging wall 68 in between. The bending rigidity in the front-rear direction of the hanging wall 68 provided with the lid locking portion 72 is increased. As a result, the elastic piece 80 provided with the second lid locking portion 82 has lower bending rigidity in the front-rear direction than the hanging wall 68 provided with the first lid locking portion 72 and is more likely to be elastically deformed.

In addition to providing the reinforcing ribs 74 on the hanging wall 68 as described above, in order to make the elastic piece 80 have lower bending rigidity in the front-rear direction than the hanging wall 68, the elastic piece 80 may be made thinner than the hanging wall 68. Various shapes can be adopted, such as providing the elastic piece 80 longer in the vertical direction than the hanging wall 68 or providing the elastic piece 80 shorter in the left-right direction than the hanging wall 68.

Further, in the present embodiment, in the water tank 30, when the top opening of the container main body 36 is closed with the lid 38 as shown in FIG. It is preferable that the first container locking portion 42 presses the first lid locking portion 72 downward.

That is, the distance in the vertical direction from the position where the second lid locking part 82 locks with the second container locking part 56 (the position where it contacts) to the lower surface of the packing 70 is The second lid locking portion 82, the second container locking portion 56, the packing contact portion 44, and the second lid locking portion 82, the second container locking portion 56, the packing contact portion 44, It is also preferable to set the dimensions of the packing 70. Further, the distance in the vertical direction from the position where the first lid locking portion 72 locks (contacts) the first container locking portion 42 to the lower surface of the packing 70 is such that the distance between the first lid locking portion 72 and the first container locking portion 42 is The first lid locking part 72, the first container locking part 42, the packing contact part 44, and the first lid locking part 72, the first container locking part 42, the packing contact part 44, It is also preferable to set the dimensions of the packing 70.

In the water supply tank 30 having such a configuration, in order to attach the lid 38 to the container body 36, first, the first lid locking portion 72 of the lid 38 is attached to the first container provided on the rear wall 36b of the container body 36. It is inserted into the locking part 42 to lock the first lid locking part 72 to the first container locking part 42 .

Next, the lid body 38 is rotated using the first lid locking portion 72 as a fulcrum to close the top opening of the container body 36. At this time, the second lid locking part 82 provided at the tip of the elastic piece 80 comes into contact with the second container locking part 56, thereby elastically deforming the elastic piece 80 backward, and the second lid locking part 82 When the lid gets over the second container locking part 56 and reaches the lower part of the second container locking part 56, the second lid locking part 82 locks on the lower surface of the second container locking part 56 due to the elasticity of the elastic piece 80. . As a result, the second lid locking portion 82 locks with the second container locking portion 56 on the rear side of the container projecting wall 40, and the lid body 38 is fixed to the container body 36 (see FIG. 7).

To remove the lid 38 from the container body 36, the user inserts his/her finger into the space formed between the container protruding wall 40 and the lid protruding part 67 and moves the operating part 58 of the release piece 54 forward. push. As a result, the pressing portion 60 rotates rearward and presses the second lid locking portion 82 of the elastic piece 80 rearward, causing the second lid locking portion 82 and the second container locking portion 56 to engage with each other. By releasing this, the lid 38 can be removed from the container body 36.

(3) Effect In this embodiment as described above, the first lid locking portion 72 is locked to the first container locking portion 42, and the first lid locking portion 72 is locked so as to close the upper surface of the container body 36. The lid body 38 is rotated about the fulcrum, the second lid locking part 82 is locked with the second container locking part 56, and the lid body 38 is attached to the container body 36 with the upper surface of the container body 36 closed. Since it is fixed, the user can attach and detach the lid 38 while holding the container body 36.

In addition, in this embodiment, since the second lid locking portion 82 is provided at the tip of the elastic piece 80, the second lid locking portion 82 and the second container locking portion 56 can be locked together. The force required for release can be reduced, and the lid 38 can be easily attached and detached.

Moreover, in this embodiment, since the elastic piece 80 provided with the second lid locking part 82 is narrower than the front wall 36a of the container body 36 provided with the second container locking part 56, the elastic piece The bending rigidity of the cover 80 can be reduced, and the lid 38 can be attached and detached more easily.

Furthermore, in this embodiment, the second container locking part 56 and the second lid locking part 82 are provided at a higher position than the first container locking part 42 and the first lid locking part 72, so The two-container locking part 56 and the second lid locking part 82 can be easily engaged and released, improving operability, and while moving the second lid locking part 82 forward and downward. It can be locked with the second container locking part 56, and the second lid locking part 82 can be locked with the second container locking part 56 by deforming the elastic piece 80 with a small force.

Further, in this embodiment, when the top opening of the container body 36 is closed with the lid 38, the first container locking portion 42 presses the first lid locking portion 72 downward, and the container body 36 and the lid 38, the packing 70 can be pressed, and in that case, the sealing performance can be improved.

Further, in order to check the amount of water stored in the water tank 30, the container body 36 is usually formed of a transparent resin material, but as in this embodiment, the second lid locking part 82 is connected to the elastic piece 80. In other words, by providing the elastic piece 80 on the lid body 38, it is possible to select a material that is less elastic than the lid body 38 as the material for forming the container body 36, and an inexpensive transparent material such as polystyrene can be used. Water tanks can be manufactured using resin materials.

Further, in this embodiment, the second lid locking portion 82 is connected to the second container locking portion 56 at a less conspicuous position on the rear side of the container projecting wall 40 that projects upward from the upper end portion of the front wall 36a of the container body 36. Since it is locked in place, the appearance quality can be improved.

Further, in this embodiment, the elastic piece 80 is pressed so that it rotates around the rotation shaft 62 in response to an external force and releases the lock between the second container locking part 56 and the second lid locking part 82. When the release piece 54 is provided, the engagement between the second lid locking part 82 and the second container locking part 56 can be easily released and the lid 38 can be removed from the container main body 36. In particular, when the distance from the rotating shaft 62 to the operating section 58 is larger than the distance from the rotating shaft 62 to the pressing section 60, the second lid locking section 82 and the second container locking section 56 are connected with a small force. The engagement can be released.

In addition, in this embodiment, by arranging the second container locking part 56 and the second lid locking part 82 on the front side of the container body 36, the user can hold the front side of the container body 36 with one hand. , after engaging and disengaging the second lid locking part 82 and the second container locking part 56 at a natural angle without significantly twisting the wrist of the other hand, hold the container body 36 with one hand. The container body 36 can be returned to the refrigerator compartment 6 as it is, and the lid body 38 can be easily attached and detached without changing the container body 36.

(Second embodiment)
Next, a second embodiment of the present invention will be described with reference to FIG. 11, focusing on the differences from the above-described embodiment.

As shown in FIG. 11, in this embodiment, the container body 136 includes a second container locking portion 156 that projects rearward from the back plate 46 of the container projecting wall 40 provided at the upper end of the front wall 36a.

The lid protrusion 67 of the lid body 138 also includes an elastic piece 180 that extends upward and is elastically deformable in the front-rear direction, a second lid locking part 182 provided above the elastic piece 180, and a second lid locking part 182 provided above the elastic piece 180. An operating section 184 extending upward from the stop section 182 is provided. The elastic piece 180 is provided narrower in width than the front wall 136a of the container body 136 on which the second container locking part 156 is provided, and can be elastically deformed in the front-rear direction starting from the connection part with the lid protrusion 67. It is provided.

In this embodiment, in order to attach the lid 138 to the container body 136, first, the first lid locking part of the lid 138 is inserted into the first container locking part 42 of the container body 36, and then the first lid locking part 42 of the container body 36 is inserted. After the stop portion 72 is locked to the first container locking portion 42, the lid body 138 is rotated using the first lid locking portion 72 as a fulcrum to close the top opening of the container body 136.

At this time, the second lid locking part 182 provided on the elastic piece 180 comes into contact with the second container locking part 156, thereby elastically deforming the elastic piece 180 backward, and the second lid locking part 182 contacts the second container locking part 156. When the container latching portion 156 is overcome and the second container latching portion 156 is reached below the second container latching portion 156, the second lid latching portion 182 is latched to the lower surface of the second container latching portion 156 due to the elasticity of the elastic piece 180. As a result, the second lid locking portion 182 locks with the second container locking portion 156 on the rear side of the container projecting wall 40, and the lid body 138 is fixed to the container body 36.

In addition, in order to remove the lid 138 from the container body 136, the second lid locking portion 182 and the second container locking portion 156 are removed by pressing the operating portion 184 backward and moving the elastic piece 180 backward. is disengaged, and the lid 138 can be removed from the container body 136.

In this embodiment, the container main body 136 and the lid 138 can be integrally molded from a resin material. The other configurations and effects of the second embodiment are the same as those of the first embodiment, and their explanations will be omitted.

(Other embodiments)
In the embodiment described above, the second lid locking portions 82, 182 are provided on the elastic pieces 80, 180 provided on the lids 38, 138, but the elastic pieces 80, 180 are provided on the container bodies 36, 136, and the elastic pieces 80, 180 are provided on the container bodies 36, 136. The pieces 80, 180 may be provided with second container locking portions 56, 156.

Further, in the embodiment described above, the first container locking portion 42 and the first lid locking portion 72 are provided on the rear side of the container body 36, 136, and the second container locking portion 56, 156 and the second lid locking portion are provided on the rear side of the container body 36, 136. Although the parts 82 and 182 are provided on the front side of the container bodies 36 and 136, the first container locking part 42 and the first lid locking part 72 are provided on the front side of the container bodies 36 and 136, and the second container locking part 56 , 156 and the second lid locking portions 82, 182 may be provided on the rear side of the container body 136.

Furthermore, in the embodiment described above, the second container locking portions 56, 156 and the second lid locking portions 82, 182 are provided at higher positions than the first container locking portion 42 and the first lid locking portion 72. , the first container locking portion 42 and the first lid locking portion 72 may be provided at a higher position than the second container locking portions 56, 156 and the second lid locking portions 82, 182.

Although the embodiments of the present invention have been described above, these embodiments are presented as examples and are not intended to limit the scope of the invention. These embodiments can be implemented in various other forms, and various omissions, substitutions, and changes can be made without departing from the spirit of the invention. These embodiments and their modifications are included within the scope and gist of the invention as well as within the scope of the invention described in the claims and its equivalents.

1... Refrigerator, 2... Refrigerator body, 6... Refrigerator compartment, 8... Ice making compartment, 11... Partition plate, 12... Shelf board, 13... Vertical partition wall, 14... Upper container, 15... Lower container, 30... Water supply tank, 31... Water supply device, 32... Ice making device, 33... Ice making tray, 34... Ice removal mechanism, 36... Container body, 36a... Front wall, 36b... Rear wall, 38... Lid body, 40... Container protruding wall, 42... No. 1 container locking part, 44...Packing contact part, 46...Back plate, 48...Front plate, 50...Hollow part, 52...Storage recessed part, 54...Release piece, 56...Second container locking part, 58...Operation Part, 60... Pressing part, 62... Rotating shaft, 66... Lid body, 66a... Front wall, 66b... Rear wall, 67... Lid protrusion, 68... Hanging wall, 69... Hanging wall, 70... Packing, 72... First lid locking part, 74... Reinforcement rib, 76... Frame part, 78... Bent part, 80... Elastic piece, 82... Second lid locking part

Claims (11)

A refrigerator comprising a container main body with an open top surface, a lid body closing the top surface of the container main body, and a water supply tank for storing water for supplying water to an ice tray,
The container body includes a first container locking portion provided on one of a pair of opposing wall surfaces, and a second container locking portion provided on the other side,
The lid includes a first lid locking part that locks to the first container locking part, and a second lid locking part that locks to the second container locking part, and the second lid locking part locks to the second container locking part. At least one of the stop portion and the second lid locking portion is provided at the tip of the elastic piece,
When the lid locks the first lid locking portion to the first container locking portion and rotates about the first lid locking portion as a fulcrum to close the top surface of the container body , the lid locks the first lid locking portion. When the second lid locking portion contacts the second container locking portion, the elastic piece is elastically deformed and locks with the second container locking portion, and the upper surface of the container main body is closed. A refrigerator that is fixed to the container body. The refrigerator according to claim 1, wherein the elastic piece is provided narrower than a wall surface on which the second container locking portion is provided. A refrigerator comprising a container main body with an open top surface, a lid body closing the top surface of the container main body, and a water supply tank for storing water for supplying water to an ice tray,
The container body includes a first container locking portion provided on one of a pair of opposing wall surfaces, and a second container locking portion provided on the other side,
The lid body includes a first lid locking part that locks to the first container locking part, and a second lid locking part that locks to the second container locking part,
The lid locks the first lid locking part with the first container locking part, and rotates about the first lid locking part as a fulcrum so as to close the upper surface of the container body, and A second lid locking portion is locked to the second container locking portion to be fixed to the container body with the upper surface of the container body closed;
At least one of the second container locking part and the second lid locking part is provided at the tip of the elastic piece ,
The refrigerator, wherein the second container locking part and the second lid locking part are provided at a higher position than the first container locking part. A refrigerator comprising a container main body with an open top surface, a lid body closing the top surface of the container main body, and a water supply tank for storing water for supplying water to an ice tray,
The container body includes a first container locking portion provided on one of a pair of opposing wall surfaces, and a second container locking portion provided on the other side,
The lid body includes a first lid locking part that locks to the first container locking part, and a second lid locking part that locks to the second container locking part,
The lid locks the first lid locking part with the first container locking part, and rotates about the first lid locking part as a fulcrum so as to close the upper surface of the container body, and A second lid locking portion is locked to the second container locking portion to be fixed to the container body with the upper surface of the container body closed;
At least one of the second container locking part and the second lid locking part is provided at the tip of the elastic piece ,
The refrigerator, wherein the second container locking portion and the second lid locking portion are provided at a position lower than the first container locking portion. When the second lid locking portion locks onto the second container locking portion and the lid closes the top surface of the container body, the second container locking portion locks the second lid locking portion downward. The refrigerator according to any one of claims 1 to 4, wherein the refrigerator is pressed against the refrigerator. A packing provided between the container body and the lid,
When the second lid locking portion locks onto the second container locking portion and the lid closes the top surface of the container body, the second container locking portion locks the second lid locking portion downward. 6. The refrigerator according to claim 5, wherein the packing is pressed between the container body and the lid by pressing the container body. The refrigerator according to any one of claims 1 to 6, wherein the second lid locking portion is provided at the tip of the elastic piece. Claims 1 to 3, further comprising a release piece that presses the elastic piece so as to rotate around a rotation axis in response to an external force and release the lock between the second container locking part and the second lid locking part. 7. The refrigerator according to any one of 7. The refrigerator according to any one of claims 1 to 8, wherein the second container locking part and the second lid locking part are provided on the rear side of the container main body. 1. The container main body includes a projecting wall projecting upward at the upper end of the front wall, and the second lid locking part is locked to the second container locking part on the rear side of the projecting wall. The refrigerator according to any one of items 8 to 8. A refrigerator comprising a container main body with an open top surface, a lid body closing the top surface of the container main body, and a water supply tank for storing water for supplying water to an ice tray,
The container body includes a first container locking portion provided on one of a pair of opposing wall surfaces, and a second container locking portion provided on the other side,
The lid body includes a first lid locking part that locks to the first container locking part, and a second lid locking part that locks to the second container locking part,
The lid locks the first lid locking part with the first container locking part, and rotates about the first lid locking part as a fulcrum so as to close the upper surface of the container body, and A second lid locking portion is locked to the second container locking portion to be fixed to the container body with the upper surface of the container body closed;
At least one of the second container locking part and the second lid locking part is provided at the tip of the elastic piece ,
a release piece that presses the elastic piece so as to rotate around a rotation axis in response to an external force and release the lock between the second container locking part and the second lid locking part;
The release piece includes a pressing part that presses the elastic piece, and an operation part through which a user inputs an external force to the release piece, and the distance from the rotation axis to the operation part is such that the distance from the rotation axis to the operation part is A refrigerator having a distance greater than the distance to the pressing portion.

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