JP2004052419A - Door structure for cabinet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a door structure for a cabinet, in which a reinforcing frame is located in a position to be hard to recognize from the side of the surface of the cabinet, with respect to a door body composed of a punching plate, and which can enhance the rigidity of a door. <P>SOLUTION: The door is composed of the door body D2 which is composed of the punching plate, and the reinforcing frame 5 which is formed in a square-frame shape; the door body D2 is equipped with front surface plates 2b and 2'b which serve as surfaces of the door; vertical intermediate parts on the sides of both right and left ends thereof are equipped with outer side surface plates 12a and 12a which are elongated backward from both the right and left sides of the plates 2b and 2b', rear surface plates 12b and 12b which are elongated inward from both the plates 12a and 12a, and inner side surface plates 12c and 12c which are elongated further backward from both the plates 12b and 12b; and right and left frames 5a and 5a of the reinforcing frame 5 abut on and are joined to the sides of the rear surfaces of the plates 12b and 12b and the sides of the outer surfaces of the plates 12c and 12c, respectively. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a door structure in a cabinet that opens and closes a front opening of a cabinet body by opening and closing a door hinged to the cabinet body.
[0002]
[Prior art]
In recent years, as a door that opens and closes a front opening of a cabinet body, there is a door that uses a punching plate that is excellent in lightness and air permeability. FIG. 5 is a perspective view of a door using a conventional punching plate. A door 01 has a punching plate 02 whose upper, lower, left and right ends are bent in a U-shape in order to increase rigidity, and a cross-sectional hat provided at a central portion. It is composed of a reinforcing frame 03 having a shape and a swinging support fitting 04 for hingedly attaching to the cabinet body.
[0003]
The joining between the punching plate 02 and the reinforcing frame 03 was screwed to the joining pieces 03a and 03b of the reinforcing frame 03 from the rear side of the door via screws 05 and the like.
[0004]
[Problems to be solved by the invention]
However, since the door structure in the above-described cabinet uses the punching plate 02 for the door main body, the reinforcing frame 03 appears in the center of the door main body through the punched hole 02a, and the commercial value is significantly reduced. It was dangerous if the tip of the screw 05 protruded even a little. In addition, since there is only one reinforcing frame 03 in the center, the rigidity of the right and left sides of the door is slightly insufficient.
[0005]
The present invention has been made in view of such a situation, and an object thereof is that a reinforcing frame is located at a position where it is difficult to confirm from the front side of a cabinet with respect to a door body formed of a punching plate. An object of the present invention is to provide a door structure in a cabinet capable of improving rigidity.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, a door structure in a cabinet of the present invention is a door structure in a cabinet that opens and closes a front opening of the cabinet body by opening and closing a door hinged to the cabinet body, The door includes a door body formed of a punching plate and a rectangular frame-shaped reinforcing frame. The door body includes a front plate serving as a surface of the door, and a left and right side of the front plate is provided at an intermediate portion in the vertical direction on both right and left ends. An outer surface plate extending rearward from both sides, a rear plate extending inward from both outer surface plates, and an inner surface plate extending further rearward from both rear surfaces, The right and left frames of the reinforcing frame are respectively abutted and joined to the rear surface of the rear plate and the outer surface of the inner surface plate.
According to this feature, since the reinforcing frame has a rectangular frame shape, rigidity can be improved, and since the left and right frames are in contact with the rear surface of the rear plate of the front plate and the external surface of the inner surface plate, the front surface of the cabinet is improved. Therefore, the reinforcing frame is difficult to visually recognize, and the commercial value is not significantly reduced.
[0007]
In the door structure in the cabinet, it is preferable that the contact between the left and right frames and the door main body is a joint by screws screwed to the left and right frames and daruma holes provided on the rear side of the rear plate.
With this configuration, the door body can be easily attached to the left and right frames without using a tool.
[0008]
In the above door structure for a cabinet, the upper and lower ends of the front panel include upper and lower outer panels extending rearward and upper and lower rear panels extending inward from the upper and lower outer panels. Is preferred.
By doing so, the rigidity can be increased even at the upper and lower ends of the door body.
[0009]
In the above-described door structure for a cabinet, it is preferable that the cabinet body is formed of a punching plate.
In this way, the cabinet itself can be made lightweight and breathable.
[0010]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings and FIGS. 1 is an overall perspective view of the cabinet body, FIG. 2A is an exploded perspective view showing one door of the cabinet body, FIG. 2B is a partial cross-sectional perspective view of right and left frames in a reinforcing frame, and FIG. FIG. 4A is an exploded perspective view of one door viewed from the back, FIG. 4A is a partially enlarged view of the one door viewed from the back, FIG. 4B is an AA cross-sectional view of FIG. () Is an enlarged view of a portion B in FIG.
[0011]
First, reference numeral 1 shown in FIG. 1 denotes a cabinet body formed in a vertically rectangular parallelepiped box shape and having an opening on the front side. The opening of the cabinet body 1 has two vertically opening rectangular double doors. It is configured to be closed by a door D composed of main bodies D1 and D2.
[0012]
The door D includes vertically divided door bodies D1 and D2 composed of a punching plate provided with a large number of small through holes, and upper and lower frames 5b and 5b and left and right as shown in FIGS. The left and right frames 5a, 5a are formed in a rectangular frame shape, and the reinforcing frames 5 are formed by connecting intermediate portions of the left and right frames 5a, 5a with an intermediate connecting frame 6.
[0013]
Further, the door bodies D1, D2 are composed of upper front plates 2a, 2b and lower front plates 2'a, 2'b, which are divided into upper and lower parts, and upper and lower front plates 2a, 2b and 2'a, 2 '. b, an intermediate partition plate 8 provided with handles 8a, 8a on the front surface is arranged.
[0014]
As shown in FIG. 3, the rear surface of the door body D2 has an outer surface plate 12a extending rearward from the left and right sides of the front plates 2b and 2'b at a vertically intermediate portion on both left and right sides thereof. 4B, a rear plate 12b extending inward from the outer plates 12a and an inner plate 12c extending further rearward from the rear plates 12b. ), The rear surface of the rear plate 12b and the outer surface of the inner surface plate 12c are configured to abut and join the left and right frames 5a, 5a of the reinforcing frame 5, respectively.
[0015]
Then, as shown in FIG. 3, three rear darma holes 14 are provided on the left and right sides of the rear plate 12b of the vertically divided front plates 2b, 2'b, which are adjacent to the inner surface plate 12c, respectively. Are arranged in series vertically.
[0016]
On the other hand, on the left and right frames 5a, 5a of the reinforcing frame 5, as shown in FIG. As shown in FIG. 2B, these screws B have heads corresponding to at least the thickness of the rear plate 12b with respect to the contact surfaces of the left and right frames 5a, 5a. Mounted protruding from the height.
[0017]
More specifically, as shown in FIG. 3, the darma hole 14 formed in the rear face plate 12b has an insertion hole through which the head of the screw B can pass, and a screw shaft of the screw B so as to communicate with the insertion hole. And a vertically long locking slit formed to have a width allowing passage.
[0018]
That is, the daruma hole 14 arranged on the upper front plate 2b formed by the punching plate has a locking slit disposed below the insertion hole, and is arranged on the lower front plate 2'b formed by the punching plate. Dharma hole 14 has a locking slit disposed above the insertion hole.
[0019]
The upper front plate 2b has upper and lower outer plates 15 whose upper end or lower end has the same thickness as the outer surface plate 12a, and upper and lower rear plates 16 extending inward from both outer surface plates 15. An elastic pad 17 made of a material such as a magnet MG or rubber having a damper function is adjacent to an upper rear plate 16 facing the front surface of the peripheral edge above the opening of the cabinet body 1. At the lower end of the upper front plate 2b, a downwardly extending tongue piece 4 is formed so as to protrude therefrom.
[0020]
Similarly, the lower front plate 2'b has an upper end or a lower end whose outer edge is bent, and the lower rear plate 16 facing the front of the peripheral edge below the opening of the cabinet body 1 has a magnet MG. An elastic pad 17 made of a material such as rubber having a damper function is mounted adjacently, and a tongue piece 4 that projects upward is formed at the upper end.
[0021]
Next, an assembly procedure of the door D configured as described above will be described.
[0022]
First, as shown in FIG. 4 (b), three screw B heads screwed to the left and right frames 5a, 5a are simultaneously inserted into the insertion holes constituting the three left and right daruma holes 14 of the upper front plate 2a. After the insertion, the front plate 2a is moved upward, so that the screw shaft of the screw B is inserted into the locking slit of the dharma hole 14, and as shown in FIG. The rear surface of the rear plate 12b and the outer surface of the inner surface plate 12c can be abutted and joined. The lower front plate 2'a can be brought into contact with the left and right frames 5a, 5a in the same manner as the upper front plate 2a by moving the lower front plate 2'a downward after inserting the screw head.
[0023]
Next, as shown in FIG. 2, an intermediate partition plate 8 is inserted between the front plates 2a and 2'a which are vertically separated from each other, and is fixed from the back surface of the connecting frame 6 via two screws B1. Thus, the front plates 2a and 2'a are held in a state where their movement is restricted. The insertion hole for inserting the head of the screw B1 formed in the connection frame 6 is concealed by the blind member M.
[0024]
Next, by attaching cover members 10a and 10b to both ends of the intermediate partition plate 8, both ends of the intermediate partition plate 8 are hidden. Finally, the hinges H are respectively attached to the upper and lower ends of the door bodies D1 and D2 to complete the assembly.
[0025]
Therefore, according to the door structure of the cabinet configured as described above, since the reinforcing frame 5 is formed in a rectangular frame shape including the left and right frames 5a, 5a and the upper and lower frames 5b, 5b, rigidity can be improved, and moreover, Since the left and right frames are in contact with the rear side of the front panel and the rear side of the inner side panel, the reinforcing frame 5 is difficult to be seen from the front side of the cabinet body 1 and the commercial value is not significantly reduced. .
[0026]
The contact joining between the left and right frames 5a, 5a and the upper and lower front plates 2a, 2'a or the front plates 2b, 2'b of the other door is performed by a plurality of screws B screwed to the left and right frames 5a, 5a. Since the joint structure is provided by the darma holes 14 provided in the rear plate 12b, the upper and lower front plates 2a, 2'a and 2b, 2'b can be easily attached to the left and right frames 5a, 5a without using tools. As a result, the efficiency of the assembly work can be improved.
[0027]
Further, the upper and lower ends of the upper and lower front plates 2a, 2'a and 2b, 2'b have outer side plates 15 extending rearward, and rear plates 16 extending inward from the outer side plates 15. Therefore, the rigidity can be increased at the upper and lower ends of the door bodies D1 and D2.
[0028]
Further, by forming the door bodies D1 and D2 of the cabinet body 1 with punching plates, the cabinet itself can be made lightweight and air-permeable.
[0029]
In the above-described embodiment, an example has been described in which the front plate is constituted by a punching plate in which the front plate is vertically divided into two parts with the intermediate partition plate 8 interposed therebetween. However, the front plate may be constituted by a single punching plate. is there.
[0030]
【The invention's effect】
The present invention has the following effects.
[0031]
(A) According to the first aspect of the invention, since the reinforcing frame has a rectangular frame shape, the rigidity can be improved, and the left and right frames are abutted and joined to the rear side of the rear side of the front panel and the outer side of the inner side panel. Therefore, the reinforcing frame is difficult to see from the front side of the cabinet, and the commercial value is not significantly reduced.
[0032]
(B) According to the invention of claim 2, the door main body can be easily attached to the left and right frames without using a tool.
[0033]
(C) According to the third aspect of the invention, the rigidity can be increased even at the upper and lower ends of the door body.
[0034]
(D) According to the invention of claim 4, the cabinet itself can be made lightweight and breathable.
[Brief description of the drawings]
FIG. 1 is an overall perspective view of a cabinet body showing one embodiment of the present invention.
FIG. 2A is an exploded perspective view showing a door on one side of a cabinet body, and FIG. 2B is a partial cross-sectional perspective view of right and left frames in a reinforcing frame.
FIG. 3 is an exploded perspective view of a door on one side of the cabinet main body as viewed from the back surface.
4A is a partially enlarged view of one side door viewed from the back, FIG. 4B is a cross-sectional view taken along line AA in FIG. 4A, and FIG. 4C is an enlarged view of a portion B in FIG. .
FIG. 5 is a perspective view of a door using a conventional punching plate.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Cabinet main body 2a, 2b Upper front plate 2'a, 2'b Lower front plate 4 Tongue piece 5 Reinforcement frame 5a Left and right frame 5b Upper and lower frame 6 Connecting frame 8 Intermediate partition plate 8a Handles 10a, 10b Cover member 12a Outer side plate 12b Face plate 12c Inner side plate 14 Dharma hole 15 Outer side plate 16 Back plate 17 Elastic pad B Screw B1 Screw D1, D2 Door body H Hinge M Blind member MG Magnet

Claims (4)

A door structure in a cabinet that opens and closes a front opening of the cabinet body by opening and closing operations of a door hinged to the cabinet body, wherein the door is a door body formed of a punching plate, and a square frame-shaped reinforcing frame. The door body includes a front plate serving as a surface of the door, and an outer surface plate extending rearward from both left and right sides of the front plate at a vertically intermediate portion on both right and left ends thereof; A rear plate extending inward from the rear plate, an inner surface plate extending further rearward from the two rear plates, and the left and right frames of the reinforcing frame are provided with the rear plate rear surface side and the inner surface plate outer surface side. Door structure in a cabinet characterized by being abutted to each other. The door structure of a cabinet according to claim 1, wherein the contact joining between the left and right frames and the door body is joining by screws screwed to the left and right frames and daruma holes provided on the rear side of the rear plate. The upper and lower ends of the front plate include upper and lower outer plates extending rearward and upper and lower rear plates extending inward from the upper and lower outer plates. The door structure in the described cabinet. The door structure for a cabinet according to any one of claims 1 to 3, wherein the cabinet body is constituted by a punching plate.

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