JP2003262460A - Refrigerator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a refrigerator provided with a drawer type door preventing a wasteful leakage of cold air to attain energy saving while improving the usability of the drawer type door of the refrigerator to easily put in and out particularly PET bottles or the like often stored in a vegetable chamber. <P>SOLUTION: This refrigerator has the drawer type door mounted to a frame 4 sliding along a body chamber. The drawer type door is composed of a sliding main door 2 almost horizontally pulled out to the front side, and a falling type small door 8 mounted to the main door 2 and opened/closed with the lower part rotatably supported to the main door 2. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator in which a drawer type door is provided with a foldable opening / closing mechanism to improve the usability of a vegetable compartment.

[0002]

2. Description of the Related Art FIG. 7 is a perspective view showing an example of a conventional refrigerator, in which a refrigerator compartment 41 is provided above a refrigerator body 40, and a vegetable compartment 42 and a freezer compartment 43 are provided below the refrigerator compartment in order. Type refrigerators are often used. In addition, FIG. 8 is a perspective view showing another example of a conventional refrigerator.
A refrigerator compartment 41 is provided above the refrigerator compartment, and a vegetable compartment 42, a freezer 44, and a freezer compartment 43 are sequentially provided below the refrigerator compartment. In recent years, a four-door type refrigerator in which the freezer 44 is provided below the vegetable compartment 42 is also provided. Many.

Further, FIG. 9 is a perspective view showing another example of a conventional refrigerator. A refrigerator compartment 41 is provided above the refrigerator body 40, an independent ice making chamber 45 and a temperature switching chamber 46 are provided below the refrigerator compartment 41, and further below that. , A vegetable compartment 42 and a freezer compartment 43 are provided.
In recent years, a five-door type refrigerator in which the independent ice making chamber 45 and the temperature switching chamber 46 are provided above the vegetable chamber 42 (or the independent ice making chamber and the temperature switching chamber may be provided under the vegetable chamber 42 in this way) There are also many.

10 (a) and 10 (b) are a perspective view showing a disassembled state of a conventional refrigerator and an enlarged perspective view of a portion B thereof.
FIG. 11 is an operation explanatory view of the state where FIG. 10 is assembled. As shown in the drawing, the drawer type door 47 of the vegetable compartment, the freezing compartment, the independent ice making compartment, the temperature switching compartment, etc., and the frame 49 mounted substantially horizontally on both sides of the drawer door 47 when this handle 48 is pulled toward you. Through the bearing 50 attached to the tip of the frame 49 and the bearing 51 attached to the inner box of the refrigerator main body 40, it can be pulled out in the front horizontal direction with the chamber case attached.

FIG. 12 is a perspective view showing an example of a conventional refrigerator disclosed in, for example, Japanese Patent Application No. 4-197494, in which a lower portion is rotatably supported and a retractable door 52 is provided. , The door 5 by the damper provided on the lower side of the door 52
2 It is designed to prevent shock and noise from being released. Then, the movable container 53 moves in association with the opening and closing of the door 52.

[0006]

In the conventional refrigerator constructed as described above, in the case of the drawer type door provided between the refrigerating room and the freezing room, for example, as shown in FIG.
Height H from the opening to the floor is about 780-950m
It was relatively high at m, and it was difficult to take out the stored items once it had to be lifted above the height of the door when putting it in and out. Also, when taking out a small amount of stored items, opening the door more than necessary will cause cold air in the refrigerator to leak,
It leads to a waste of energy.

Especially when the vegetable compartment 42 is provided at the upper portion, heavy things such as PET bottles, cabbage, radish, Chinese cabbage are often stored in the vegetable compartment 42, and it is difficult to put them in and out due to the high opening of the door. . In addition, many vegetables needed for cooking are often taken out at once, but each time it takes time to bring the vegetables to the cooking table, the opening time of the door becomes longer, cold air leaks occur, and electricity bills are generated. I'm sick. On the other hand, there are cases where the vegetables taken out are placed on the floor once in an attempt to shorten the opening time of the door, but there is a lot of dust and dirt on the floor, which is unsanitary and unsuitable as a storage place for vegetables. It was

The present invention has been made to solve the above problems and to improve the usability of a drawer type door of a refrigerator, and particularly to put in and take out PET bottles and large vegetables which are often stored in a vegetable compartment. An object of the present invention is to obtain a refrigerator having a drawer type door that can be easily operated.
Another object of the present invention is to obtain a refrigerator equipped with a drawer type door that can save energy by preventing the useless cooling air leakage by adjusting the opening amount of the door according to the amount of stored and stored items.

[0009]

DISCLOSURE OF THE INVENTION The present invention is a refrigerator having a drawer type door attached to a frame so that the frame slides along a main chamber, and the drawer type door is drawn out substantially horizontally toward the front side. It consisted of a sliding type main door and a retractable small door that was attached to the main door and the lower part was rotatably supported by the main door to open and close. In this way, the small door is tilted to the front to form a new opening, and the height from the floor surface to the upper side of the door is lowered to take out the stored material.

Further, it is removably attached to the frame, and when connected to the frame, the frame slides along the main body chamber to form a slide opening / closing type, and when detached from the frame, the frame is fixed to the main body chamber side and the entire door is opened. It was equipped with a pull-out door that opens and closes with the lower part as a fulcrum. In this way, when opening and closing many things at once, or when taking out what is stored in the back of the refrigerator, it is a slide opening and closing type, and when taking out a small quantity, it is a folding and opening type.

Further, it is detachably attached to the frame, and when connected to the frame, the frame slides along the main body chamber to make it a slide opening / closing type, and when detached from the frame, the frame is fixed to the main body chamber side and the entire door is opened. Equipped with a pull-out door that opens and closes horizontally with the lower part as a fulcrum. Thus, when the door is opened, the preserved item can be temporarily placed on the knocked down door.

Further, an antibacterial treatment is applied to the inside of the drawer type door. Thus, when the door is opened, the stored material can be temporarily placed on the antibacterial processed door.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS [First Embodiment] FIG. 1 (a),
(B) is the perspective view which shows the drawer type door of the refrigerator which concerns on Embodiment 1 of this invention, and its operation | movement explanatory drawing, for example, a small door is provided in the main door of a vegetable compartment, and a drawer door is comprised, a main door, The opening and closing of the small door is a slide type and a retractable type.
That is, the present embodiment is a drawer-type door having both functions of a slide opening / closing type that can be pulled out in a substantially horizontal direction to the front and a foldable opening / closing type in which the lower side is rotatably supported and the upper side is opened. The present invention relates to a refrigerator having.

In the figure, 1 is a case for a vegetable room, 2
Is a U-shaped main door having a lower side cut out and provided with an opening 3 and 4 are arranged on both sides of the chamber case 1 and are mounted substantially horizontally with respect to the main door 2 to provide a side surface of the main chamber. The frame 5 that slides along the bearings provided at 5 is a connecting rod that connects both ends of the frame 4, 6 is a bearing that is attached to both sides of the connecting rod 5, and 7 is a handle that is provided above the main door 2.

Reference numeral 8 denotes a small door which is fitted in a U-shaped opening 3 provided in the main door 2 and whose lower side edges are pivotally supported on the main door 2 by a shaft 10 and which can be opened and closed. Is the handle.
11 is a V-shaped open / close arm attached to both sides of the small door 8,
It is opened and closed with the shaft portion 12 as a fulcrum, and one end is the first support portion 13
Is pivotally supported on the side surface of the small door 8 and the other end is pivotally supported on the side surface of the opening 3 of the main door 2 by the second support portion 14. Reference numeral 15 is a storage case that is attached to the inside of the small door 8 to store a plastic bottle 16, a paper pack 17, a bottle 18, and the like.

In the above description, the main door 2 is formed in a U shape having the opening 3 cut out on the lower side, but as shown in FIG. 2, the opening 3 is formed on the upper side. It may be formed into a U-shape having a small door 8 that can be folded and opened and is fitted into the opening 3.

According to the refrigerator constructed as described above, when the handle 7 of the main door 2 is pulled, the frame 4 and the bearings 6 attached to both sides of the chamber case 1 and the bearings attached to the inner box of the main body With the chamber case 1 attached, the main door 2 is pulled out substantially horizontally toward you. Also, small door 8
When the handle 9 is pulled, the small door 8 opens outward with the shaft 10 as a fulcrum, and when tilted at about 45 degrees, the opening / closing arm 11 functions as a stopper to stop the small door 8.

For large vegetables and the like, the main door 2 is slid to open and close to and from the chamber case 1, and for the PET bottles 16 and the like, small door 8 is opened and closed to and from the storage case 16. Since the small door 8 is provided with a stopper when the inclination angle reaches approximately 45 degrees, the opening 3 is formed on the front side (user side) when the small door 8 is inclined. For this reason,
Since the height from the floor surface to the upper side of the door is low, it is easy to take out and put in the PET bottle 16 and the like, and it is possible to prevent the small door 8 from tilting excessively and prevent the PET bottle 16 and the like from dropping. .

[Second Embodiment] FIGS. 3A and 3B are a perspective view and a side view of the second embodiment of the present invention, and FIG.
5A and 5B are the same perspective view and side view thereof, and FIG.
(A), (b) is a perspective view of a door and its operation explanatory drawing. The present embodiment relates to a refrigerator having a drawer type door having both a slide opening / closing type and a foldable opening / closing type function.

Reference numeral 21 denotes a drawer type door of the refrigerator main body 20, which is a slide opening / closing type (FIG. 3) for pulling out in the horizontal direction, and the whole drawer type door 21 is rotatably supported so that the upper portion has an inclination angle of 4 degrees.
It is designed so that it can be opened and closed so that it fits within 5 degrees and has both functions of a retractable type (Fig. 4). Reference numeral 24 denotes a handle portion provided on the drawer-type door 21 for switching the opening / closing mechanism, and reference numeral 25 denotes a switch portion provided on the upper portion of the drawer-type door 21. Reference numeral 26 is a first lock mechanism that locks the frame 27 and the drawer door 21, and 28 is a second lock mechanism that locks the frame 27 and the inside of the refrigerator main body 22.

According to the refrigerator constructed as described above, when the handle portion 24 of the drawer type door 21 is pulled, the refrigerator shown in FIG.
As shown in (b), the first lock mechanism 26 is locked and the drawer type door 21 and the frame 27 are fixed, and at the same time, the second lock mechanism 28 releases the locked state of the frame 27 and the refrigerator main body 22. . Thus, as shown in FIG. 3A, the drawer door 21 is pulled out in the front horizontal direction.

Next, the switch section 25 above the drawer door 21
4 is pushed inward, the second lock mechanism 28 on the frame 27 is locked and fixed to the refrigerator main body 22 side as shown in FIG. 4B, and at the same time, the lock of the first lock mechanism 26 is locked. It is released and the drawer type door 21 becomes movable.
Thus, as shown in FIG. 4A, the drawer type door 21 can be tilted forward.

When the drawer type door 21 is tilted, as shown in FIG.
As shown in FIG. 3, not only the door opening 30 is formed on the front side, but also the height from the floor surface to the upper side of the pull-out door 21 becomes low, which makes it easy and practical to take in and take out stored items.
If this door mechanism is used in the vegetable compartment having the drawer type door 21, it is easy to put in and take out heavy preserved items such as PET bottles and vegetables, which is practical.

In this case, the inclination of the drawer type door 21 is for facilitating the putting in and taking out of the PET bottle and the like, so that a storage case for the PET bottle may be provided inside the drawer type door 21. Also, since the maximum inclination is within 45 degrees, it is possible to prevent an excessive inclination and prevent the PET bottle from dropping.

[Third Embodiment] FIG. 6 is a perspective view of a third embodiment of the present invention. In the second embodiment, the maximum tilt angle of the door is 45 degrees, but in the present embodiment, the door is a retractable type of 90 degrees and the vegetable case is pulled out. Two
Reference numeral 1 is a pull-out door of a vegetable compartment that is entirely retractable and can be opened and closed. The lower portion of the pull-out door 21 is pivotally supported and has an inclination angle of 9 degrees.
The stopper is set to be applied at 0 degrees. Reference numeral 31 is a vegetable case stored in the vegetable compartment.

According to the refrigerator constructed as described above, the vegetable case 31 is pulled out onto the drawer type door 21 which is horizontally laid down with respect to the bottom surface of the vegetable compartment, and the drawer type door 21 is laid down.
You can put the vegetables taken out on top of it temporarily. This saves you the trouble of bringing the vegetables to the counter, and the door opening time is short. It should be noted that it is more hygienic if an antibacterial treatment such as kneading or applying an antibacterial agent is applied to the inner surface side 32 of the drawer type door 21 on which vegetables are placed (the same applies to other embodiments. is there).

[0027]

INDUSTRIAL APPLICABILITY The present invention is a refrigerator having a drawer type door attached to a frame, and the frame sliding along the main chamber, wherein the drawer type door is pulled out substantially horizontally toward the front side. Since it is composed of a main door and a small retractable door that is attached to the main door and the lower part is rotatably supported by the main door to open and close, when using a small door with a retractable opening / closing mechanism, save Since the height of the opening from the floor surface is lowered when loading or unloading the article, the stored article can be easily loaded or unloaded, and the energy saving effect can be obtained because the opening amount of the door is small.

Further, the frame is detachably attached to the frame, and when connected to the frame, the frame slides along the main body chamber to form a slide opening / closing type, and when detached from the frame, the frame is fixed to the main body chamber side and the entire door is opened. Since it has a pull-out door that can be opened and closed with the lower part as a fulcrum, it can be opened and closed by two types of slide-out type and retractable type. For this reason, the height of the opening can be reduced, and the opening is newly provided, so that the stored material can be easily taken in and out. Further, since it can be used in combination with the slide type, it becomes more practical and can be introduced without any resistance to the habit of the user. In addition, if the above-mentioned folding type opening / closing mechanism is used for the door of the vegetable compartment provided between the refrigerator compartment at the top of the refrigerator and the freezer compartment at the bottom, it can be stored in heavy vegetables such as radish, cabbage and Chinese cabbage, and in the vegetable compartment. Often you put in and take out plastic bottles,
It will be easier.

Further, it is detachably attached to the frame, and when connected to the frame, the frame slides along the main chamber to make it a slide opening / closing type, and when detached from the frame, the frame is fixed to the main chamber side and the entire door is opened. Since it has a drawer type door that opens almost horizontally with the lower part as a fulcrum and can be opened and closed, it is possible to temporarily put the taken out vegetables on the top of the collapsed door, so it will not be placed on the floor Become more hygienic. In addition, it saves you the trouble of transporting the vegetables one by one to the cooking table, and because the doors can be opened and closed in a short time, you can save energy.

Further, since the inside of the drawer type door is subjected to the antibacterial treatment, it is possible to suppress the growth of bacteria, and it becomes more hygienic.

[Brief description of drawings]

FIG. 1 is a perspective view showing a drawer type door of a refrigerator according to a first embodiment of the present invention and an operation explanatory view thereof.

FIG. 2 is a perspective view showing another drawer-type door of the refrigerator according to the first embodiment.

FIG. 3 is a perspective view of a second embodiment of the present invention and a side view of a main part thereof.

FIG. 4 is a perspective view of a second embodiment and a side view of a main part thereof.

5A and 5B are a perspective view and an operation explanatory view of a door according to the second embodiment.

FIG. 6 is a perspective view of a third embodiment of the present invention.

FIG. 7 is a perspective view showing an example of a conventional refrigerator.

FIG. 8 is a perspective view showing another example of a conventional refrigerator.

FIG. 9 is a perspective view showing still another example of a conventional refrigerator.

FIG. 10 is a perspective view showing a disassembled state of another example of a conventional refrigerator, a perspective view of a bearing portion thereof, and a rear perspective view of a door.

FIG. 11 is an operation explanatory view of the state where FIG. 10 is assembled.

FIG. 12 is a perspective view showing another example of a conventional refrigerator.

[Explanation of symbols]

1 chamber case, 2 main door of drawer type door, 4,27 frame, bearing of 6 frame side, 8 small door of drawer type door, 10 small door shaft, 11 opening / closing arm, 15 storage case, 20 refrigerator body, 21 Drawer type door, 24
Handle part, 25 Switch part, 26 1st lock mechanism, 28 2nd lock mechanism, 31 Vegetable case, 32
Inside the drawer type door with antibacterial treatment.

Claims (4)

[Claims] 1. A refrigerator having a drawer-type door attached to a frame, the frame sliding along a main chamber, wherein the drawer-type door is pulled out substantially horizontally toward the front side. And a small retractable door which is attached to the main door and whose lower portion is rotatably supported by the main door and which opens and closes. 2. The frame is detachably attached to the frame, and when connected to the frame, the frame slides along the main body chamber to form a slide opening / closing type, and when detached from the frame, the frame is fixed to the main body chamber side. The refrigerator is equipped with a drawer-type door that opens and closes with the whole door opened and closed with the lower part as a fulcrum. 3. The frame is detachably attached to the frame, and when connected to the frame, the frame slides along the main body chamber to form a slide opening / closing type, and when detached from the frame, the frame is fixed to the main body chamber side. The refrigerator is equipped with a pull-out type door that opens almost horizontally with the entire door being a fulcrum at the bottom. 4. The refrigerator according to claim 1, wherein the drawer type door has an antibacterial treatment on its inner side.