JP2017044426A - refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refrigerator that can reduce a decline in a door storage space due to a storage member.SOLUTION: The refrigerator 1 includes: the doors 4L, 4R; at least one shelf 4b, 4c, 4d, 4e; and a storage unit 100 capable of attaching/detaching on an inside of the doors 4L, 4R, into which at least a tube or bottle can be inserted. The storage unit 100 can be placed to the at least one shelf 4b, 4c, 4d, 4e. Preferably, at least the tube or bottle can be inserted into the storage unit 100 in an oblique direction.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a refrigerator technology, and more particularly to a storage member technology for storing tubes such as seasonings and bottles.

  Conventionally, a storage member for storing a tube such as a seasoning or a bottle is attached to the inside of the refrigerator door. The technique is described in the following patent documents, for example.

  Japanese Patent Application Laid-Open No. 8-170873 (Patent Document 1) discloses a food storage container for a refrigerator and a refrigerator. According to Japanese Patent Laid-Open No. 8-170873 (Patent Document 1), the planar shape is substantially rectangular, and the height of the container is larger than the horizontal width constituting the rectangular shape, and can be installed side by side in the refrigerator interior. The refrigerator is provided with a food storage container for a refrigerator having a vertically long shape having a size, an input port for putting food in and out at the top, and at least a cold air vent at the bottom of the container.

  Japanese Patent No. 2716867 (Patent Document 2) discloses a refrigerator with a can shooter function. According to Japanese Patent No. 2716867 (Patent Document 2), the upper pocket provided on the back side of the door so as to be able to store the can product inserted from above, and the lower pocket disposed below the upper pocket are dropped. The can product is disposed between a lower pocket configured to receive can product and can be taken out to the outside, and the back side of the door when the upper pocket is provided to be selectively rotatable. A bottom plate that forms a space part that drops in the order of insertion into the lower pocket while guiding, a drawer that is provided in the lower pocket and receives the can product and takes it out, and holding the can product that is dropped when the drawer is being pulled out Refrigeration with a can shooter function, characterized in that it has a holding mechanism for performing the operation and releasing the holding operation at the time of pushing in and receiving the can product in the drawer There is provided.

  Japanese Patent Laying-Open No. 2012-26639 (Patent Document 3) discloses a refrigerator. According to JP 2012-26639 A (Patent Document 3), a door that opens and closes the front opening of the refrigerator main body, a first door storage container and a second door storage container provided above and below the door, A tube storage means installed in the first door storage container or the second door storage container, wherein the tube storage means has a first locking portion and a second side on the long side and the short side. The first door storage container has a height higher than that of the second door storage container, and the first locking part is formed on the front wall of the first door storage container. The second engaging portion is provided at a height for engaging with the front wall of the second door storage container.

JP-A-8-170873 Japanese Patent No. 2716867 JP 2012-26639 A

  However, in the conventional refrigerator, the storage member for storing a tube such as a seasoning or a bottle is attached to the door, so the storage space of the door is limited, and the amount of milk packs or tea containers that can be stored is limited. There was a problem of being restricted.

  This invention is made | formed in order to solve this problem, The objective is to provide the refrigerator which can reduce the reduction | decrease of the storage space of the door by a storage member.

  According to one aspect of the invention, a refrigerator is provided. The refrigerator includes a door, at least one shelf, and a storage unit in which at least a tube or a bottle can be inserted and is detachable inside the door. The storage unit can be placed on the at least one shelf.

  Preferably, at least the tube or the bottle can be inserted into the storage unit in an oblique direction. An angle between the back surface of the storage unit and the insertion direction of at least the tube or the bottle is not less than 30 degrees and not more than 60 degrees.

  Preferably, the storage unit is formed with a plurality of storage spaces in a vertical direction in a state where the storage unit is hung on the door. In the state where the storage unit is hung on the door, the vertical width of the lower storage space is wider than the vertical width of the upper storage space.

  Preferably, a plurality of ribs are formed on the inner wall of the storage space in parallel to at least the tube or bottle insertion direction.

  Preferably, at least one locking portion is formed in the storage unit. At least one locking opening corresponding to the locking portion is formed in the door and the shelf.

  As mentioned above, according to this invention, the refrigerator which can reduce the reduction | decrease of the storage space of the door by a storage unit is provided.

It is a front view which shows a part outer side and a part inner side of the refrigerator 1 concerning 1st Embodiment. It is an image figure which shows the state in which the storage unit 100 concerning 1st Embodiment was attached to the door 4R, and an image figure which shows the state in which the storage unit 100 was mounted in the shelf 4e. It is side surface sectional drawing which shows the state with which the storage unit 100 concerning 1st Embodiment was attached to the door 4R. It is side surface sectional drawing which shows the state in which the storage unit 100 concerning 1st Embodiment was mounted in the shelf 4e. It is side surface sectional drawing which shows the state in which the storage unit 100 concerning 4th Embodiment was mounted in the shelf 4e. It is side surface sectional drawing which shows the state with which the storage unit 100 concerning 5th Embodiment was attached to the door 4R. It is side surface sectional drawing which shows the state in which the storage unit 100 concerning 5th Embodiment was mounted in the shelf 4e. It is side surface sectional drawing which shows the state by which the storage unit 100 concerning 6th Embodiment was attached to the door 4R. It is side surface sectional drawing which shows the state in which the storage unit 100 concerning 6th Embodiment was mounted in the shelf 4e. It is side surface sectional drawing which shows the state by which the storage unit 100 concerning 7th Embodiment was attached to the door 4R. It is side surface sectional drawing which shows the state in which the storage unit 100 concerning 7th Embodiment was mounted in the shelf 4e. It is side surface sectional drawing which shows the state by which the storage unit 100 concerning 8th Embodiment was attached to the door 4R. It is side surface sectional drawing which shows the state in which the storage unit 100 concerning 8th Embodiment was mounted in the shelf 4e. It is an image figure which shows the state in which the storage unit 100 concerning 9th Embodiment was mounted in the shelf 4e.

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>
<Overall configuration of refrigerator>

  First, with reference to FIG. 1, the whole structure of the refrigerator 1 which concerns on this Embodiment is demonstrated. FIG. 1 is a front view showing a part of the refrigerator 1 according to the present embodiment and a part of the inside.

  The refrigerator 1 includes a heat insulating box 2. The heat insulating box 2 is provided with a refrigerator compartment 4 in the upper part, and freezer compartments 21 and 5 are arranged side by side below the refrigerator compartment 4. The freezer compartment 6 is also arranged below the freezer compartments 21 and 5, and the vegetable compartment 7 is arranged below the freezer compartment 6. The functions of these rooms are preferably switchable.

  The refrigerator compartment 4 and the freezer compartments 21 and 5 are partitioned by a heat insulating wall, and the freezer compartment 6 and the vegetable compartment 7 are partitioned by a heat insulating wall. The heat insulating wall is filled with a heat insulating material such as polystyrene foam.

  The refrigerator compartment 4 stores stored items in a refrigerator and is opened and closed by doors 4L and 4R made of a heat insulating material pivoted at the left and right ends, respectively. In the present embodiment, cases 45L and 45R for storing milk packs, tea pots, beer bottles, and the like are arranged on the back side of the doors 4L and 4R.

  In the present embodiment, a storage unit 100 for storing tubes such as seasonings and bottles is detachably attached to the back side of the door 4R above the case 45R. As will be described later, the storage unit 100 can be removed from the back surface of the door 4R and placed on the shelf 4e.

  In the refrigerator compartment 4, shelves 4b, 4c, 4d, and 4e are arranged in order from the top. Below the shelf 4e, a chilled chamber 70 is provided on the right side as viewed from the front, and a water supply unit 17 is provided on the left side.

  The freezer compartments 21, 5, and 6 communicate with each other inside to store the stored items in a frozen state. The freezing chamber 21 constitutes an ice making chamber as will be described in detail later. The front surface of the freezer compartment 21 is opened and closed by a heat insulating door 21a pivotally supported at the left end, and the front surface of the freezer compartment 5 is opened and closed by a heat insulating door 5a pivotally supported at the right end. The front surface of the freezer compartment 6 is opened and closed by a drawer-type heat insulating door 6a.

  The vegetable compartment 7 refrigerates and stores stored items at a refrigeration temperature higher than that of the refrigerator compartment 4 and stores vegetables and fruits. The front of the vegetable compartment 7 is opened and closed by a drawer-type heat insulating door 7a.

  A machine room (not shown) is provided on the back side of the vegetable room 7. A compressor for a refrigeration cycle is arranged in the machine room.

  The freezer compartment 21 is adjacent to the lower part of the refrigerator compartment 4 through a heat insulating wall, and an ice tray and an ice storage container are arranged. The ice tray makes ice, and the ice storage container accommodates the ice made in the ice tray. Accordingly, the freezer compartment 21 constitutes an ice making chamber that performs ice making.

The water supply part 17 provided in the lower part of the refrigerator compartment 4 is supplied to an ice tray from a water supply tank by the drive of a water supply pump.
<Configuration of door 4R, storage unit 100, and shelf 4e>

  Next, the configuration of the door 4R, the storage unit 100, and the shelf 4e will be described. FIG. 2A is an image diagram illustrating a state in which the storage unit 100 is attached to the door 4R, and FIG. 2B is an image diagram illustrating a state in which the storage unit 100 is placed on the shelf 4e. FIG. 3 is a side sectional view showing a state in which the storage unit 100 is attached to the door 4R. FIG. 4 is a side sectional view showing a state where the storage unit 100 is placed on the shelf 4e.

  Referring to FIG. 2A and FIG. 3, when the user has few packs or the like to be stored in the case 45R on the back surface of the door 4R or when there are many food items to be placed on the shelf 4e, The storage unit 100 is used by being attached to the door 4R. More specifically, in the present embodiment, a plurality of locking holes 109 </ b> A and 109 </ b> A are formed on the back surface 119 of the storage unit 100. A plurality of locking portions 41A and 41A are formed above the case 45R on the back surface of the door 4R. The user attaches the storage unit 100 to the door 4R so that the plurality of locking portions 41A and 41A fit into the plurality of locking ports 109A and 109A.

  On the other hand, when there are many packs stored in the case 45R on the back surface of the door 4R or when there are few food items to be placed on the shelf 4e, the storage unit 100 is moved to the door as shown in FIGS. It is removed from the back of 4R and placed on shelf 4e for use. More specifically, the user removes the plurality of locking openings 109A and 109A from the plurality of locking portions 41A and 41A, and removes the storage unit 100 from the door 4R.

  As described above, the refrigerator 1 according to the present embodiment attaches the storage unit 100 to the door 4R according to the amount of packs or large bottles stored in the door 4R or the amount of foods to be placed on the shelf 4e. The storage unit 100 can be attached to the shelf 4e. That is, the space in the refrigerator can be effectively utilized more appropriately according to the use state of the user.

  More specifically, with reference to FIGS. 2 to 4, the storage unit 100 according to the present embodiment has a three-stage storage space. 3, the storage unit 100 includes a back surface 109, a first wall 101 opened from the back surface 109 by an angle α, and below the first wall 101 in parallel with the first wall 101. It has the 2nd wall 102 formed, and the 3rd wall 103 formed in the downward direction of the 2nd wall 102 in parallel with the 2nd wall 102.

  A side wall 107 </ b> A is formed at the left end of the back surface 109, the first wall 101, the second wall 102, and the third wall 103. Similarly, a side wall 107 </ b> B is formed at the right end of the back surface 109, the first wall 101, the second wall 102, and the third wall 103.

  Due to such a configuration, a first storage space is formed by the back surface 109, the first wall 101, and the side walls 107A and 107B. The second storage space is formed by the first wall 101, the second wall 102, and the side walls 107A and 107B. The second storage space is formed by the second wall 102, the third wall 103, and the side walls 107A and 107B.

  In the present embodiment, the width Y between the second wall 102 and the third wall 103 is wider than the width X between the first wall 101 and the second wall 102. Is formed. As a result, a larger tube or bottle can be stored in the third storage space than in the second storage space, so that the posture of the storage unit 100 is stabilized.

  Further, in the refrigerator 1 according to the present embodiment, when the storage unit 100 is placed on the shelf 4e, a gap of 1 cm or more is formed between the highest portion of the storage unit 100 and the shelf 4d. preferable. As a result, it is possible to prevent the air in the refrigerator from flowing smoothly and reducing the cooling efficiency.

  More specifically, since the interval between the shelves 4b, 4c, 4d, and 4e is configured so that a can of 350 ml beer can be stored upright, the storage unit 100 is placed on the shelf 4e. It is preferably formed so that the height is similar to the height of 350 ml beer, ie about 122 cm.

  For example, the angle α between the back surface 109 and the first wall 101 is preferably about 30 to 60 degrees. More specifically, the angle α between the back surface 109 and the first wall 101 is preferably about 40 to 50 degrees.

  In the present embodiment, a plurality of ribs 105, 105... Are formed on the first storage space side of the first wall 101 in the tube or bottle insertion direction. A plurality of ribs 105, 105... Are also formed on the second storage space side of the second wall 102 in the tube or bottle insertion direction. A plurality of ribs 105, 105... Are also formed on the third storage space side of the third wall 103 in the tube or bottle insertion direction. As a result, the tubes and bottles inserted into the first to third storage spaces are easily inserted straight, and they are less likely to fall during storage.

A plurality of ribs 105, 105... May also be formed on the first storage space side of the back surface 109 in the tube or bottle insertion direction. Also, a plurality of ribs 105, 105,... May be formed on the second storage space side of the first wall 101 in the insertion direction of the tube or bottle. A plurality of ribs 105, 105... May also be formed on the third storage space side of the second wall 102 toward the tube or bottle insertion direction. As a result, the tubes and bottles inserted into the first to third storage spaces are easily inserted straight, and they are less likely to fall during storage.
<Second Embodiment>

  In the said 1st Embodiment, although the storage unit 100 demonstrated regarding the structure which can be mounted on the lowest shelf 4e when it removes from the back surface of the door 4R, the storage unit 100 other than the shelf 4e is demonstrated. You may be comprised so that mounting in at least any one of shelf 4b, 4c, 4d is possible.

Other configurations are the same as those of the first embodiment, and thus description thereof will not be repeated here.
<Third Embodiment>

  In the first embodiment, the storage unit 100 is configured to be detachable on the back surface of the right door 4R, but may be configured to be detachable on the back surface of the left door 4L. Good. Furthermore, one storage unit 100 may be configured to be freely detachable from the doors 4L and 4R on both sides. Each of the two storage units 100 may be configured to be detachable from the doors 4L and 4R. Further, a plurality of storage units 100 may be configured to be detachable to one door 4R.

Other configurations are the same as those of the first embodiment, and thus description thereof will not be repeated here.
<Fourth embodiment>

  In the first embodiment, as shown in FIG. 4, the storage unit 100 is merely placed on the top surfaces of the shelves 4b, 4c, 4d, and 4e. As shown, locking portions 42D and 42D may be formed on the upper surface of the shelf 4e. That is, the user removes the storage unit 100 from the back surface of the door 4R, and attaches the storage unit 100 to the upper surface of the shelf 4e so that the plurality of locking portions 42D and 42D fit into the plurality of locking ports 109A and 109A.

Other configurations are the same as those of the first embodiment, and thus description thereof will not be repeated here.
<Fifth embodiment>

  In the second embodiment, as shown in FIGS. 6 and 7, the locking ports 109 </ b> A and 109 </ b> A are formed on the back surface 109 of the storage unit 100. However, as shown in FIGS. 6 and 7, the back surface 109 may basically be formed only behind the first storage space. And plate-like part 109E, 109E may be formed only in the part corresponding to the position of latching | locking part 41A, 41A, 42D, 42D of door 4L, 4R and shelf 4b, 4c, 4c, 4e. .

  The user attaches the storage unit 100 to the doors 4L and 4R by hooking the plate-like portions 109E and 109E to the locking portions 41A and 41A, or stores the plate-like portions 109E and 109E by hooking the locking portions 42D and 42D. The unit 100 is attached to the shelves 4b, 4c, 4c, 4e.

Other configurations are the same as those of the first embodiment, and thus description thereof will not be repeated here.
<Sixth Embodiment>

  In the first to fifth embodiments, as shown in FIGS. 3 and 4, the locking ports 109 </ b> A and 109 </ b> A are formed on the back surface 109 of the storage unit 100, and the doors 4 </ b> R and 4 </ b> L and the shelves 4 b and 4 c. , 4d, 4e are formed with locking portions 41A, 41A, 42D, 42D. However, conversely, as shown in FIGS. 8 and 9, convex portions 109F and 109F are formed on the back surface 109 of the storage unit 100, and locking openings, that is, holes or concave portions 41F and 41F are formed on the back surface of the door 4R. May be. In this case, it is preferable that a locking port, that is, a hole or recess 42F, 42F is also formed on the upper surface of the shelf 4e.

Other configurations are the same as those of the first embodiment, and thus description thereof will not be repeated here.
<Seventh embodiment>

  In the first to sixth embodiments, the storage unit 100 has the first to third storage spaces. However, as shown in FIGS. 10 and 11, the storage unit 100 may have first to fourth storage spaces.

  More specifically, the storage unit 100 includes a back surface 109, a first wall 101 opened from the back surface 109 by an angle β, and a first wall 101 formed below the first wall 101 in parallel with the first wall 101. Two walls 102, a third wall 103 formed below the second wall 102 in parallel with the second wall 102, and a fourth wall 104 formed below the third wall 103. Have.

  A side wall 107 </ b> A is formed at the left end of the back surface 109, the first wall 101, the second wall 102, the third wall 103, and the fourth wall 104. Similarly, a side wall 107 </ b> B is formed at the right end of the back surface 109, the first wall 101, the second wall 102, the third wall 103, and the fourth wall 104.

  Due to such a configuration, a first storage space is formed by the back surface 109, the first wall 101, and the side walls 107A and 107B. The second storage space is formed by the first wall 101, the second wall 102, and the side walls 107A and 107B. The second storage space is formed by the second wall 102, the third wall 103, and the side walls 107A and 107B. A fourth storage space is formed by the third wall 103, the fourth wall 104, and the side walls 107A and 107B.

  In the present embodiment, the width Y between the second wall 102 and the third wall 103 is wider than the width X between the first wall 101 and the second wall 102. Is formed. The width Z between the third wall 103 and the fourth wall 104 is formed wider than the width Y between the second wall 102 and the third wall 103. As a result, a larger tube or bin can be stored in the third storage space than the second storage space, and a larger tube or bin can be stored in the fourth storage space than the third storage space. Therefore, the posture of the storage unit 100 is stabilized.

  Further, in the refrigerator 1 according to the present embodiment, when the storage unit 100 is placed on the shelf 4e, a gap of 1 cm or more may be formed between the highest portion of the storage unit 100 and the shelf 4d. preferable. As a result, it is possible to prevent the air in the refrigerator from flowing smoothly and reducing the cooling efficiency.

  More specifically, since the interval between the shelves 4b, 4c, 4d, and 4e is configured so that a can of 350 ml beer can enter, the storage unit 100 is placed on the shelves 4b, 4c, 4d, and 4e. It is preferable that the height is similar to the height of 350 ml of beer.

For example, the angle α between the back surface 109 and the first wall 101 is preferably 25 to 55 degrees. Furthermore, it is preferable that the angle α between the back surface 109 and the first wall 101 is 35 to 50 degrees.
<Eighth Embodiment>

  In the first to sixth embodiments, the storage unit 100 has the first to third storage spaces. However, as shown in FIGS. 12 and 13, the storage unit 100 may have first and second storage spaces.

  More specifically, the storage unit 100 includes a back surface 109, a first wall 101 opened from the back surface 109 by an angle γ, and a first wall 101 formed below the first wall 101 in parallel with the first wall 101. Two walls 102.

  A side wall 107 </ b> A is formed at the left end of the back surface 109, the first wall 101, and the second wall 102. Similarly, a side wall 107 </ b> B is formed at the right end of the back surface 109, the first wall 101, and the second wall 102.

  Due to such a configuration, a first storage space is formed by the back surface 109, the first wall 101, and the side walls 107A and 107B. The second storage space is formed by the first wall 101, the second wall 102, and the side walls 107A and 107B.

  Further, in the refrigerator 1 according to the present embodiment, when the storage unit 100 is placed on the shelf 4e, a gap of 1 cm or more may be formed between the highest portion of the storage unit 100 and the shelf 4d. preferable. As a result, it is possible to prevent the air in the refrigerator from flowing smoothly and reducing the cooling efficiency.

  More specifically, since the interval between the shelves 4b, 4c, 4d, and 4e is configured so that a can of 350 ml beer can enter, the storage unit 100 is placed on the shelves 4b, 4c, 4d, and 4e. It is preferable that the height is similar to the height of 350 ml of beer.

  For example, the angle α between the back surface 109 and the first wall 101 is preferably about 35 to 65 degrees. Furthermore, it is preferable that the angle α between the back surface 109 and the first wall 101 is 40 to 55 degrees.

Other configurations are the same as those of the first embodiment, and thus description thereof will not be repeated here.
<Ninth embodiment>

In the first to eighth embodiments, the ribs 105 are formed in the first to fourth storage spaces. However, as shown in FIG. 14, partitions 105X, 105X,... May be formed in the first to fourth storage spaces. As a result, the tubes and bottles inserted into the first to fourth storage spaces are easily inserted straight, and they are less likely to fall during storage.
<Summary of the above embodiments>

  In said 1st-9th embodiment, the refrigerator 1 is provided. The refrigerator 1 includes doors 4L, 4R, at least one shelf 4b, 4c, 4d, 4e, and a storage unit 100 in which at least a tube or a bottle can be inserted and which is detachable inside the doors 4L, 4R. Prepare. The storage unit 100 can be placed on the at least one shelf 4b, 4c, 4d, 4e.

  Preferably, at least the tube or the bottle can be inserted into the storage unit 100 in an oblique direction. Angles α, β, and γ between the back surface of the storage unit 100 and the at least the tube or bottle insertion direction are 30 to 60 degrees.

  Preferably, the storage unit 100 is formed with a plurality of storage spaces in the vertical direction when the storage unit 100 is hung on the doors 4L and 4R. In the state where the storage unit 100 is hung on the doors 4L, 4R, the vertical width Y of the lower storage space is larger than the vertical width X of the upper storage space.

  Preferably, a plurality of ribs 105, 105... Are formed on the inner wall of the storage space in parallel with at least the tube or bottle insertion direction.

  Preferably, the storage unit 100 is formed with at least one locking portion 109F. The doors 4L, 4R and the shelves 4b, 4c, 4d, 4e are formed with at least one locking opening 41F, 42F corresponding to the locking portion 109F.

  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.

1: Refrigerator 2: Heat insulation box 4: Refrigeration room 4L: Door 4R: Door 4b: Shelf 4c: Shelf 4d: Shelf 4e: Shelf 5: Freezer room 5a: Heat insulation door 6: Freezer room 6a: Heat insulation door 7: Vegetable room 7a: heat insulation door 17: water supply part 21: freezing room 21a: heat insulation door 41A: locking part 41F: locking part 42D: locking part 42F: locking part 45L: case 45R: case 70: chilled room 100: storage unit 101: 1st wall 102: 2nd wall 103: 3rd wall 104: 4th wall 105: Rib 105X: Partition 107A: Side wall 107B: Side wall 109: Back surface 109A: Locking port 109E: Plate-shaped part 109F : Locking part 119: Back side

Claims (5)

Door,
At least one shelf,
At least a tube or a bottle can be inserted, and a removable storage unit is provided inside the door,
A refrigerator, wherein the storage unit can be placed on the at least one shelf. In the storage unit, at least the tube or the bottle can be inserted in an oblique direction,
The refrigerator according to claim 1, wherein an angle between a back surface of the storage unit and the insertion direction of at least the tube or the bottle is 30 degrees or more and 60 degrees or less. The storage unit is formed with a plurality of storage spaces in the vertical direction when the storage unit is hung on the door.
The refrigerator according to claim 1 or 2, wherein a width of the lower storage space in the vertical direction is wider than a width of the upper storage space in the vertical direction when the storage unit is hung on the door.   The refrigerator according to any one of claims 1 to 3, wherein a plurality of ribs are formed on the inner wall of the storage space in parallel with at least the insertion direction of the tube or bottle. The storage unit is formed with at least one locking portion,
The refrigerator according to any one of claims 1 to 4, wherein at least one locking opening corresponding to the locking portion is formed in the door and the shelf.

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