JP2008228776A - Cabinet with opening/closing door having auxiliary door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cabinet with an opening/closing door having an auxiliary door, which facilitates the take-in and take-out of housed objects on a side wall and a center part inside the cabinet, is provided with a counter function capable of temporarily placing articles such as dishes and seasonings together, and can be applied to a double sliding door by eliminating a projecting part on the surface of the opening/closing door further. <P>SOLUTION: In the cabinet with the opening/closing door, for which an opening (13) is formed on the opening/closing door body (10) of the cabinet (1) and the auxiliary door (15) for opening and closing the opening (13) is provided, the width of the opening (13) is roughly equal to the interval of both side door frames (11) of the opening/closing door (10), and the lower end of the opening (13) is at the roughly same height as the height position of at least one shelf plate (3) inside the cabinet. The auxiliary door (15) is swung around spindles (17) provided on both ends of the auxiliary door (15), the spindle receiver (18) of the spindle (1) is provided on both door frames (11) of the opening/closing door main body (10), and a horizontal holding mechanism (14) for holding the auxiliary door (15) at a swing position to be roughly perpendicular to the surface of the opening/closing door main body (10) is provided. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a cabinet with an open / close door having an auxiliary door.

As an open / close door having an auxiliary door, for example, Patent Literature 1 and Patent Literature 2 are known.
Patent Document 1 discloses a door body having a hollow double wall structure in which peripheral walls of both walls are integrally connected so as to form a hollow portion by separating a front wall and a back wall of a door body from each other. An opening is formed in part, an auxiliary door that can be opened and closed from the front wall side is provided in the opening, and a pocket storage part is provided on the back side of the auxiliary door. In this way, by opening the opening / closing door body of the cabinet and providing the auxiliary door, it is possible to easily and quickly carry in and out articles and perform internal maintenance inspections according to usage and work conditions. It can be done.

  Further, Patent Document 2 is provided with a small door that opens to the front side of a door body such as a front door, and a stopper is attached so that the door cannot be opened and closed from the outside when the small door is closed. It is possible to complete small items and simple requests with visitors while closing. In addition, the small door is opened horizontally, and a stopper is provided so that it can be fixed in the horizontal position when it is opened to the front as necessary, and it is also used as a counter to improve convenience when stamping or signing receipts. .

JP-A-8-182549 Registered Utility Model No. 3103033

  However, the invention of the above-mentioned Patent Document 1 may be used to quickly put in and out the articles in the cabinet by simply opening and closing the auxiliary door without opening and closing the door body. If the width of the auxiliary door is widened, a large auxiliary door opening / closing area is required on the front of the cabinet, so the width must be shortened. was there.

  Further, in the invention of Patent Document 2, it is possible to transfer articles inside and outside the entrance door by opening and closing the small door without opening and closing the front door, and also has a counter function by holding the small door horizontally. For this reason, although the convenience of the present disclosure is improved, a stopper (stay) or a metal fitting is projected on the entrance door surface. If this technology is applied to a tall cabinet, which is a kitchen device, the There is a problem that it may be caught on other clothes and cannot be used for a sliding door.

The present invention was devised in view of the present situation, and it is easy to put in and out the side wall and central portion of the cabinet, and has a counter function capable of temporarily placing items such as dishes and seasonings. Further, the present invention is to provide a cabinet with an opening / closing door having an auxiliary door that can be applied to a sliding door without a protruding portion on the surface of the opening / closing door, and to achieve further convenience for the user.

  In order to achieve the above object, according to the first aspect of the present invention, there is provided a cabinet with an opening / closing door in which an opening is formed in the opening / closing door body of the cabinet and the auxiliary door for opening / closing the opening is provided. The opening and closing doors are approximately equal to the door frame spacing, and the lower end of the opening is substantially the same height as the height of at least one shelf in the cabinet, and auxiliary doors are provided at both ends of the auxiliary doors. The horizontal axis that swings around the support shaft, and that supports the support shaft at both door frames of the door body and holds the auxiliary door at a swing position that is substantially perpendicular to the surface of the door body. A holding mechanism is provided.

  According to the present invention, the opening of the auxiliary door can be maximized in the width direction of the door body, and the cabinet shelf on the back side of the opening is almost the same height as the lower end of the opening. There is an effect that the stored articles on the inner shelf board can be easily taken in and out. In addition, since the auxiliary door can be opened and held in a horizontal state, a stored article to be taken in and out of the cabinet can be temporarily placed on the upper surface thereof.

Further, according to the second aspect of the invention, on the technical premise of the invention of the first aspect, the support bearing provided on the door frame is configured by a vertical groove in which the support shaft can slide up and down. A supporting shaft locking body is provided inside, and an elastic ridge that can be overcome when the auxiliary door swings is provided inside the door frames on both sides of the opening.
According to the present invention, in addition to the effect described in claim 1, the auxiliary door can be selectively opened / closed or swinged open / closed depending on the use such as putting in / out of the storage in the cabinet or temporary placement, etc. Convenience can be improved.

The invention described in claim 3 is based on the technical premise of the invention described in claim 1 or 2, wherein the cabinet is a tall cabinet for a kitchen, and the open / close door body is a sliding door.
According to the present invention, the horizontal holding position where the auxiliary door is opened can be provided in accordance with the height of the top plate of other kitchen tables, etc., so that the kitchen work can be performed efficiently, and compared to a tall door type tall cabinet. The passage width in a narrow place can be effectively taken.

Since the cabinet with an open / close door having the auxiliary door according to the present invention has the contents as described above, it is easy to put in and out the side wall and central portion of the cabinet, and temporarily place items such as dishes and seasonings. Since it has a possible counter function and can be applied to a sliding door without a protruding portion on the surface of the open / close door, further convenience for the user can be realized.

Hereinafter, details of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view of a cabinet with an open / close door having an auxiliary door according to an embodiment of the present invention. FIG. 2 is an exploded configuration diagram of the open / close door of FIG. 1, and FIG. 3 is a perspective view of a main part for explaining a vertical sliding and locking mechanism of the auxiliary door.

As an embodiment of the present invention, a tall cabinet 1 shown in FIG. 1 will be described as an example. As shown in FIG. 1, this tall cabinet 1 is covered by a cabinet frame 2 with both side plates, a top plate, a bottom plate and a back plate (not shown), and a sliding door groove 4 is provided on the front side of the bottom plate of the box body whose front is opened. The open / close door main body 10 is fitted into the sliding door groove 4, and the open / close door main body 10 is slid to allow the stored articles to be taken in and out. In the tall cabinet, a plurality of shelf boards 3 are spanned between both side boards, and tableware and seasonings are accommodated on the shelf boards 3.

The tall cabinet 1 is provided with an opening 13 at a predetermined height in the vertical direction of the door body 10 so that stored articles can be taken in and out even when the two door bodies 10 are closed. Has an auxiliary door 15 for opening and closing. The width of the opening 13 is substantially equal to the distance between the door frames 11 on both sides of the door 10, and the lower end of the opening 13 is substantially the same height as the height position of at least one shelf 3 in the cabinet.
The width substantially equal to the distance between the door frames 11 on both sides means that the door surface structure 12 is not provided between the door frame 11, that is, the door frame and the opening 13, and between the opening / closing door 10 side end and the opening 13. The distance is about 150 mm or less, and the width is such that the stored article in the horizontal center of the cabinet 1 or in the vicinity of the side plate can be taken in and out from the opening 13.

Further, providing the lower end of the opening 13 at substantially the same height as the shelf 3 is intended to make it easier for the hand to reach in the vertical direction when the stored articles on the shelf 3 in the cabinet are taken in and out. The upper surface of the shelf board 3 is arranged at a position within about 150 mm from the lower end. It should be noted that the articles can be taken in and out even when the upper surface position of the storage target shelf 3 for the articles to be taken in and out from the auxiliary door 15 is higher than the lower end of the opening 13, that is, about 1/3 of the height of the auxiliary door 15. However, it is preferable not to exceed the lower end of the opening 13 in order to take in and out a stored article having a height.

Next, the opening / closing door body 10 will be described.
As shown in the exploded configuration diagram of FIG. 2 or the perspective view of the main part of FIG. 3, the open / close door body 10 includes upper and lower door frames 11 and upper and lower door surfaces that block the inside surrounded by the door frame 11. The structure 12 includes an auxiliary door 15 that opens and closes an opening 13 between the upper and lower door surface structures 12.
The auxiliary door 15 is provided with a cylindrical support shaft 17 in the vicinity of the lower ends of both side ends, can swing about the support shaft 17 as an axis, and is a swing position that is substantially perpendicular to the surface of the door body 10. In other words, the opening 13 can be opened and closed by swinging between a horizontal holding position indicated by a solid line and a vertical position indicated by a broken line.

  The support bearings 18 that rotatably support the support shaft 17 of the auxiliary door 15 may be provided with concave holes on the inside of the door frames 11 on both sides, but in the first embodiment, the support of the auxiliary door 15 has a vertical groove shape. The shaft 17 is configured to be able to slide in the vertical groove 18 up and down. As shown in FIG. 3, the vertical movement restriction is configured such that a support shaft locking body 20 is provided in the vertical groove 18 and the auxiliary door 15 can be supported and stopped at a predetermined position. The support shaft locking body 20 includes a locking projection 21 having a hemispherical tip that slides on the support shaft 17 and a spring portion 22 that presses the locking projection 21 in the direction of the support shaft. When the shaft 17 comes into contact with the locking projection 21, the spring is contracted and allowed to pass, and when the passage is completed, it can be held again at this position so that it does not extend again and the support shaft 17 is lowered. By adopting such a configuration, the support shaft 17 of the auxiliary door 15 is positioned above the vertical groove 18 and is swung between a position where the opening 13 is closed and a position where the opening 13 is opened and used for the counter. It is.

In the first embodiment, the horizontal holding mechanism 14 is provided in the lower door surface structure 12. A pivot lower end piece 26 of the auxiliary door 15 is formed in the upper portion of the door surface structure 12 to form a rotation space 25 that can rotate in the door surface structure 12, and the auxiliary door 15 opens around the support shaft 17. It swings between a position where the portion 13 is closed and a position where the opening 13 used as a counter is opened. The horizontal holding mechanism 14 is provided with a horizontal holding locking piece 24 that protrudes from the inner side of the upper end of the door surface structure 12 to the front side of the cabinet 1, and the horizontal holding locking piece 24 locks the support shaft lower end piece 26, The auxiliary door 15 does not rotate and descend more than a right angle with respect to the door surface, and the counter use position is maintained.
In the first embodiment, the rotation space 25 is provided over the entire width of the door surface structure 12, but it is sufficient that the lower end piece 26 of the support shaft can be rotated and stopped and held at a position of 90 degrees. The rotation space 25 may be partially provided in the width direction in accordance with the shape of the lower end piece 26, such as providing the rotation space 25 only on both sides.

The swing opening / closing method of the opening 13 has been described above. Next, the up / down opening / closing method will be described.
The structure of the door surface structure 12 corresponding to the vertical movement of the auxiliary door 15 is such that a deep groove-shaped auxiliary door storage portion 23 corresponding to the thickness of the auxiliary door 15 is provided in the door surface structure 12 to open the opening 13. The auxiliary door 15 can be stored. The auxiliary door storage portion 23 can be easily formed by configuring the door surface structure 12 with a front surface plate and a back surface plate and making the interior space.
On the other hand, the structure of the door frame 11 can open and close the auxiliary door 15 up and down by providing the vertical groove 18 inside the door frame 11 and the support shaft locking body 20 in the vertical groove 18 as described above.

In the closed position of the opening portion 13, the support shaft 17 of the auxiliary door 15 is locked at the upper portion of the support shaft locking body 20, so that the state in which the opening portion 13 is closed can be maintained. Then, the support shaft lower end piece 26 of the auxiliary door 15 can be brought into contact with the bottom surface of the auxiliary door storage portion 23 to hold the open position.
In this open position, the handle 16 recessed near the upper center of the auxiliary door 15 is provided at a position where it is exposed without being buried in the door surface structure 12, and the auxiliary door 15 is opened and closed vertically via the handle 16. It can be performed.

  In addition, two elastic protrusions 19 that can be overcome when the auxiliary door 15 swings are provided inside the both-side door frames 11 with a width slightly wider than the thickness of the auxiliary door 15. The elastic ridge 19 holds the auxiliary door 15 so that it does not fall back and forth when the auxiliary door 15 moves up and down, and prevents the insects and dust from entering the cabinet 1. In addition, since this elastic ridge 19 needs to swing over the elastic ridge 19 on the front side when the auxiliary door 15 swings and opens, it has excellent wear resistance with a height of about 5 mm or less. It is preferable to use an elastic body. For example, similarly to the structure of the above-described support shaft locking body, the elastic protruding body 19 can be constituted by a metal locking projection and a spring portion, and can be incorporated into the door frame.

  In the first embodiment, the handle 16 of the auxiliary door 15 is recessed, and the auxiliary door 15 can be accommodated in the door surface structure 12. There is no part that protrudes from the thickness. Therefore, it can be applied to a cabinet 1 with an opening / closing door of a hinged door type not shown, but is particularly effective for the cabinet 1 with a sliding door. Further, the large-sized storage cabinet 1 having a large height and width of the cabinet 1 and labor for opening and closing the opening / closing door 10 is effective because stored articles frequently taken in and out can be taken in and out from the auxiliary door 15.

As described above, the embodiment of the present invention has been described. However, the present invention is not limited to this embodiment. For example, the horizontal holding mechanism 14 of the auxiliary door 15 has the opening 13 approximately equal to the interval between the door frames 11 and the opening width. The door frame 11 and the auxiliary door 15 may be horizontally supported by a bent arm or the like, or the auxiliary door may be supported by a chain or a wire. You may hook and support after opening 15.
And preferably, when all the component instruments of the horizontal holding mechanism 14 are accommodated within the depth width of the door frame 11, it can be applied to the sliding door.

Further, in the present embodiment, the support shaft 17 of the auxiliary door 15 is provided below the opening 13 of the opening / closing door 10 and is shown as an example of swinging opening / closing upward, but it is provided above the opening 13 to swing upward. Even when the door is opened and closed vertically, the auxiliary door storage portion 23 may be provided in the upper door surface structure 12 so as to open the auxiliary door 15 upward.
Furthermore, in the first embodiment, the two open / close door main bodies 10 are the open / close doors 10 having the auxiliary door 15 having the same structure, but one of the open / close door main bodies 10 may not have the auxiliary door 15.

It is a perspective view of the cabinet with an opening-and-closing door which has an auxiliary door which is one example of the present invention. It is a disassembled structure perspective view of the opening-and-closing door of FIG. It is a principal part perspective view of the AA 'view vertical cross section shown in FIG.

Explanation of symbols

1 Cabinet (Tall cabinet)
2 Cabinet frame 3 Shelf 4 Sliding door groove 10 Open / close door (open / close door body)
11 door frame 12 door surface structure 13 opening 14 horizontal holding mechanism 15 auxiliary door 16 handle 17 support shaft 18 support bearing (vertical groove)
19 Elastic ridge 20 Spindle locking body 21 Locking protrusion 22 Spring part 23 Auxiliary door storage part 24 Horizontal holding locking piece 25 Rotating space 26 Lower end piece

Claims (3)

In the cabinet with an opening / closing door, the opening (13) is formed in the opening / closing door body (10) of the cabinet (1), and the auxiliary door (15) for opening / closing the opening (13) is provided. The width of the opening / closing door (10) is approximately equal to the distance between the door frame (11) and the lower end of the opening (13) is substantially the same height as the height position of at least one shelf (3) in the cabinet. The auxiliary door (15) swings around a support shaft (17) provided at both ends of the auxiliary door (15), and opens and closes the support bearing (18) of the support shaft (17). A horizontal holding mechanism (14) that is provided on both door frames (11) of the door body (10) and holds the auxiliary door (15) in a swinging position that is substantially perpendicular to the surface of the door body (10). A cabinet with an open / close door having an auxiliary door. The support bearing (18) provided on the door frame (11) is constituted by a vertical groove (18) in which the support shaft (17) can slide up and down, and the support groove (18) has a support shaft in the vertical groove (18). In addition to providing a locking body (20), an elastic ridge (19) is provided on the inner side of the door frame (11) on both sides of the opening (13) that can be overcome when the auxiliary door (15) swings. The cabinet with an opening-and-closing door which has an auxiliary door of Claim 1 characterized by the above-mentioned. The opening / closing door having an auxiliary door according to claim 1 or 2, wherein the cabinet (1) is a tall cabinet (1) for a kitchen, and the opening / closing door body (10) is a sliding door. Cabinet with.

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