JP3654121B2 - Folding hinge structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a structure of a hinge portion that rotatably connects adjacent door panels with folding doors.
[0002]
[Prior art]
A conventional folding door such as a double folding door is formed so as to be foldable by connecting adjacent door panels 1 to a hinge portion 2 'as shown in FIG. The hinge portion 2 'is formed of a resin cap a and a metal hinge channel b such as aluminum. The cap a is attached so as to cover the end surface of the door panel 1, and the embedded piece c is driven so as to be embedded in the door panel 1, and each cap a is provided with a bearing portion d having a C-shaped cross section. ing. The hinge channel b is substantially U-shaped, and shaft portions e having a circular cross section are provided at both side ends. A hinge channel b is disposed between the caps a of adjacent door panels 1, and a shaft portion e of the hinge channel b is rotatably fitted to the bearing portion d.
[0003]
[Problems to be solved by the invention]
However, in the above conventional example, when the cap a is attached, it must be attached by driving, and there is a problem that attachment is difficult. In addition, the hinge part 2 'is composed of a cap a having a bearing part d and a hinge channel b having a shaft part e, and there is a problem that the structure is complicated. Moreover, since the cap a is a resin single color, there is a problem that a cheap appearance is obtained.
[0004]
The present invention has been made in view of the description, and it is an object of the present invention to provide a structure of a hinge portion of a folding door that can be easily attached, can be simplified in structure, and can have an improved appearance.
[0005]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the hinge part of the folding door according to claim 1 of the present invention has a central plate part 3 and side plate parts 4 on both sides which are made of a hard material, and the central plate part 3. The hinge body 2 is formed by connecting the side edges on both sides of the door and the side edges of the side plate portions 4 on both sides with a connecting portion 5 made of a soft material, and the hinge body is formed between the end surfaces of the adjacent door panels 1. 2 and the side plate portion 4 of the hinge body 2 are attached along the end surface of the door panel 1, the decorative sheet 6 is attached to the surface of the hinge body 2, and the surface of the hinge body 2 is covered. The decorative sheet 6 to be worn and the decorative sheet 7 having the same appearance are attached to the surface of the door panel 1 . The connecting portion 5 of the hinge body 2 can be bent as a bent portion, and the structure of the hinge body 2 can be simplified as compared with the conventional structure. Moreover, since the side part board part 4 of the hinge body 2 can be attached along the end surface of the door panel 1, it can attach with a bis | screw etc. and it can attach to the door panel 1 easily compared with the past. Furthermore, by attaching the decorative sheet 6 to the surface of the hinge body 2, the appearance can be improved as compared with the conventional case. Further, the appearance of the hinged body 2 and the appearance of the door panel 1 can be aligned to further improve the appearance of the folding door.
[0007]
Further, according to the structure of the hinge part of the folding door of claim 2 of the present invention, in the structure of claim 1 , the folding doors are developed so that the adjacent door panels 1 are substantially flush with each other to prevent reverse folding. A chamfered surface 8 is provided at a side end of the central plate portion 3 and the side plate portion 4. In a state in which the folding door is unfolded so that adjacent door panels 1 are substantially flush with each other, the chamfered surface 8 of the central plate portion 3 and the chamfered surface 8 of the side plate portion 4 are in contact with each other and folded in the direction opposite to the folding direction. The hinge body 2 having the above-described structure can prevent the folding door from being folded back and can be prevented from being finger-filled.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
The folding door is, for example, a double folding door, and is formed by rotatably connecting a pair of door panels 1 with a hinge body 2 as shown in FIG. As shown in FIG. 2, the hinge body 2 includes a central plate portion 3 formed of a hard material, a pair of side plate portions 4 formed of a hard material, a connecting portion 5 formed of a soft material, and a surface. It is formed by the applied decorative sheet 6. The central plate portion 3 and the side plate portion 4 are vertically elongated plate materials and are formed of a hard material such as a hard synthetic resin. The connecting portion 5 connects the side end of the central plate portion 3 and the side plate portion 4 so as to be bendable, and is formed of a soft material such as a soft synthetic resin. When the central plate portion 3, the side plate portion 4 and the connecting portion 5 are formed of synthetic resin, they may be integrally formed by two-color molding or the like.
[0009]
A chamfered surface 8 chamfered at approximately 45 ° is formed at the side end of the central plate portion 3 and the side plate portion 4 on the surface side of the portion to be connected by the connecting portion 5. A decorative sheet 6 is attached to the entire surface of the central plate portion 3, the side plate portion 4, and the connecting portion 5 so as to cover the entire surface. In the case of this example, the decorative sheet 6 is applied up to the back surface of the side plate portion 4. A decorative sheet 7 is also applied to the surface of the door panel 1, and the appearance of the decorative sheet 7 of the door panel 1 and the decorative sheet 6 of the hinge body 2 is aligned . When assembling a folding door, the hinge body 2 is disposed between the end surfaces of the pair of door panels 1, the back surface of the side plate portion 4 is along the end surface of the door panel 1, and is fixed with a fixing tool such as a screw. The hinge body 2 is attached.
[0010]
As shown in FIG. 1 (a), the folding door configured as described above is opened so that adjacent door panels 1 are substantially flush with each other, and the opening is closed, as shown in FIG. 1 (b). The opening is opened by folding the matching door panels 1 so as to be parallel. At this time, it can be bent and bent at the connecting portion 5 of the hinge body 2. When the adjacent door panel 1 is unfolded and the opening is closed as shown in FIG. 1A, the chamfered surface 8 of the side plate portion 4 of the hinge body 2 and the chamfered surface 8 of the central plate portion 3 come into contact with each other. It can be prevented from rotating further, the folding door can be prevented from being folded backwards, and even the hinge body 2 having the above structure can be prevented from being jammed.
[0011]
【The invention's effect】
According to the first aspect of the present invention, the central plate portion and the side plate portions on both sides which are formed of a hard material are juxtaposed, and the side edges on both sides of the central plate portion and the side edges of the side plate portions on both sides are arranged. Are connected by a connecting portion made of a soft material to form a hinge body, and the hinge body is disposed between the end faces of adjacent door panels, and the side plates of the hinge bodies are arranged along the end face of the door panel. Since the decorative sheet is attached to the surface of the hinge body, it can be bent with the hinge body connecting portion as a bent portion, and the structure of the hinge body can be simplified compared to the conventional one. Moreover, since the side plate part of the hinge body can be attached along the end surface of the door panel, it can be attached with screws or the like, and can be easily attached to the door panel as compared with the conventional case. By attaching a decorative sheet to the surface of the hinge body, It is those that can improve the appearance Te. In addition, a decorative sheet is attached to the surface of the hinge body, and a decorative sheet having the same appearance as the decorative sheet to be applied to the surface of the hinge body is attached to the surface of the door panel. The exterior of the folding door can be further improved by aligning
[0013]
The invention according to claim 2 of the present invention is characterized in that, in claim 1 , the chamfered surfaces that prevent a reverse bend by abutting each other in a state in which the folding doors are expanded so that adjacent door panels are substantially flush with each other are the central plate portion. Since it is provided at the side edge of the side plate, the chamfered surface of the center plate and the chamfered surface of the side plate are in contact with each other in a state where the folding door is expanded so that adjacent door panels are substantially flush with each other. The folding door can be prevented from being folded in the reverse direction, and even the hinge body having the above structure can prevent the folding door from being folded backward and prevented from being clogged with fingers.
[Brief description of the drawings]
FIG. 1 shows an example of an embodiment of the present invention, in which FIG. 1 (a) is a partially cutaway sectional view in a state where the opening is opened and closed, and FIG. 1 (b) is a partially cutaway sectional view in a state where the opening is opened by folding. FIG.
FIG. 2 is a cross-sectional view of the hinge body in the developed state.
FIG. 3 is a partially cutaway sectional view showing a conventional example.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Door panel 2 Hinge body 3 Central board part 4 Side board part 5 Connection part 6 Decorative sheet 7 Decorative sheet 8 Chamfer

Claims (2)

A central plate portion formed of a hard material and side plate portions on both sides are arranged side by side, and a connecting portion made of a soft material is provided between the side edges on both sides of the central plate portion and the side edges of the side plate portions on both sides. To form a hinge body, dispose the hinge body between the end faces of adjacent door panels, and attach the side plate portion of the hinge body along the end face of the door panel. A structure of a hinge part of a folding door, wherein a decorative sheet is attached to the surface of the hinge body, and a decorative sheet having the same appearance as the decorative sheet to be applied to the surface of the hinge body is attached to the surface of the door panel . Chamfered surfaces are provided at the side edges of the central plate portion and the side plate portions to prevent reverse folding by abutting each other in a state where the folding doors are deployed so that adjacent door panels are substantially flush with each other. The structure of the hinge part of the folding door of Claim 1.

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