JP2795819B2 - Folding doors and hanging fittings for folding doors - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a folding door which can be easily mounted by devising a hanging metal for a door plate, and a hanging metal for the folding door.

[0002]

2. Description of the Related Art As shown in FIG. 9, folding doors used for room-to-room partition or room-to-room partition are hinged between guide rails (3) and (30) provided on a gate and a threshold. Two door plates (1) and (1a) pivotally connected in 2) are provided. 2
Of the two door plates (1) and (1a), one of the door plates (1a) is a localization side door plate (1a) that performs only rotation, and the door plate (1a) has support brackets ( The support brackets (11) and (12) are rotatably fitted to holders (not shown) fixedly provided in the guide rails (3) and (30) by protruding the support members (11) and (12). The other door plate (1) is a door that guides opening and closing, and has a hanging bracket (13) provided on the upper surface on the opening / closing leading side and a slide member (19) provided on the lower surface to project from the guide rails (3) (3).
0) is slidably engaged. The suspension bracket (13) includes a roller (16) rotatably supported on the rail (3) in the rail (3), and a suspension shaft hanging from a guide groove (31) on the lower surface of the rail (3). (15) is slidably penetrated through the mounting plate (14) fixed to the upper end of the door plate (1), and a retaining piece is provided at the penetrating end.
(18) is provided, and nuts (17) and (17) are screwed to the suspension shaft (15) above the mounting plate (14). By adjusting the tightening of the nuts (17) and (17), the distance between the mounting plate (14) and the roller (16), that is, the gap width between the upper end of the door plate (1) and the guide rail (3) is reduced. Can be adjusted.

[0003]

SUMMARY OF THE INVENTION The above-mentioned conventional hanging bracket (1)
3) A roller (16) is fitted on the guide rail (3), and the mounting plate (14) set on the suspension shaft (15) hanging from the guide groove (31) of the guide rail (3) is attached to the door plate (3). Screw (2) on top of 1)
0) Stop, but at this time, the gate and the ceiling of the room are in the way, making it difficult for the driver to use, and the installation workability is poor. Further, at the final stage of mounting, when adjusting the gap width between the upper end of the door plate (1) and the guide rail (3), insert a wrench into the narrow gap width and turn the nut (17). The workability is also poor in this respect. The present invention is to clarify a folding door that can easily attach a door plate and adjust a gap width between the door plate and a guide rail by devising a hanging metal fitting.

[0004]

SUMMARY OF THE INVENTION The present invention provides a door plate (1) (1) which is adjacent to a door plate (1).
a) is foldably connected by a hinge (2) so as to be openable and closable, and a hanging bracket (4) provided on the upper surface of the leading side door plate (1) is slidably engaged with the guide rail (3). , The suspension fitting (4) is a roller (52) supported rotatably in the guide rail (3).
And a suspension shaft (5) for suspending and supporting a support (62) provided in the upper end portion of the door plate (1), and penetrating the support (62) in a vertically slidable manner. 62) From outside the door plate
(1) Adjustment screw for adjusting the gap between the upper surface and the guide rail (3)
In the folding door to which (8) is engaged, the inclined surface is provided so as to be movable in the extension direction of the guide rail (3) within the support (62), and is inclined with respect to the extension direction of the guide rail (3). (73) and support
A sliding member (7) integrally provided with a plate piece with which an adjusting screw (8) penetrating through (62) is engaged, and a sliding direction of the hanging bracket (4) provided at a lower end of the hanging shaft (5). The hanging shaft (5) is fitted with a sufficient margin in the moving direction of the slide member (7), and the adjusting screw (8) According to the movement of the slide member (7) accompanying the rotation,
The inclined surface (73) is in contact with the projecting piece (53) of the suspension shaft (5) and the support (62).
Up and down.

[0005]

[Operation and Effect] The localization door plate (1a) is attached between the upper and lower guide rails (3) (30) in the same manner as in the prior art. The roller (52) of the suspension shaft (5) is fitted into the upper guide rail (3) to suspend
Attach (4). At this time, the adjusting screw (8) is turned so that the gap width between the upper surface of the support (62) and the guide rail (3) is maximized. The opening / closing leading end surface of the sliding side door plate (1) connected to the localization door plate (1a) is brought close to the hanging metal fitting (4), and the support of the hanging metal fitting (4) is placed on the upper end of the door metal plate (1). (62)
Is fixed from the side so that the head (80) of the adjusting screw (8) is exposed to the outside. Since the gap width between the support (62) and the guide rail (3) is large, the support (62) can be easily fitted.

After fixing the support (62) so as not to come off from the door plate (1), the adjusting screw (8) exposed from the support (62) is turned with a rotary tool such as a screwdriver, and the slide member is driven by screw thrust. Move (7). By the movement of the slide member (7), the inclined surface (73) of the member pushes the protruding piece (53) of the suspension shaft (5), and the suspension shaft (5) is pulled downward. Due to this reaction force, the door plate (1) is lifted, and the gap width between the door plate (1) and the guide rail (3) is reduced. The gap width between the door plate (1) and the guide rail (3) is adjusted optimally to complete the installation of the folding door. In the above mounting work, the support to the door plate (1)
The mounting of (62) and the adjustment of the gap width between the door plate (1) (1a) and the guide rail (3) can be operated from the side opposite to the rotation leading end surface of the door plate (1). Thus, unlike the case where the rotary tool is used downward, the guide rail (3) or the ceiling of the room does not hinder the operation of the rotary tool, and the workability is greatly improved.

[0007]

Embodiment (First Embodiment) In the folding door of the embodiment, the hinged door (1a) and the sliding door (1) of the conventional folding door shown in FIG. And arranged between the upper and lower guide rails (3) and (30). The guide rails (3) and (30) are rotatably supported at fixed positions, and the upper end of the sliding door plate (1) on the opening and closing leading side is slidably hung on the guide rail (3) by a hanging metal. The sliding member guide rail (3
The basic configuration slidably engaged with 0) is the same. In the following description, the opening / closing leading side, that is, the opening direction of the door plate (1) is defined as the front.

As shown in the upper part of FIG. 1, the upper guide rail (3) is fixed by being fitted into a groove formed in the dolly (100) of the room. A guide groove (31) is formed across the guide groove, and inner surfaces of both edges of the guide groove (31) serve as a roller mounting surface (32) described later. As shown in the lower part of FIG. 1, the lower guide rail (30) is fitted and fixed in a groove formed in the sill (200), and has a shape opposite to the upper guide groove (31).

A feature of the present invention lies in the structure of the hanging bracket (4). The hanging bracket (4) is provided with a hanging shaft (5) having a roller (52) at its upper end for free rotation, and the hanging shaft (4). 5) a support (62) suspended by engaging with the support (62) and a suspension shaft provided in the support (62);
(5) a slide member (7) engaged with the slide member;
And an adjustment screw (8) for performing the slide adjustment of (7). As shown in FIG. 3, the suspension shaft (5) is provided at the upper end through a horizontal support shaft (51), and rollers (5) are provided at both ends of the support shaft (51).
2) (52) is freely rotatable. The lower end of the suspension shaft (5) has a round shaft-shaped protruding piece (53) orthogonal to the suspension shaft (5). The support (62) is formed in a substantially L-shape by projecting a rectangular plate piece (64) laterally from the upper surface of the square block piece (63), and the plate piece (64) has a hole (62a) formed therein. Has been established. The suspension shaft (5) passes through the plate (64) through the hole (62a) so as to be slidable up and down.

The slide member (7) has an upper surface of a triangular block (71) formed horizontally, and a lower surface formed as an inclined surface (73) inclined with respect to the extension direction of the guide rail (3). A vertical plate piece (72) protrudes downward from above. A long hole (74) is opened through the upper horizontal plane and the lower inclined surface (73) of the triangular block (71), and the hanging shaft (5) can approach and separate from the block piece (63) in the long hole (74). And the protruding piece (53) of the suspension shaft (5) faces the inclined surface (73). The adjusting screw (8) penetrates the front side of the block (63) of the support (62) so as to be slidable laterally, and is screwed through the vertical plate (72). Adjustment screw
The head of (8) is exposed on the front surface of the block piece (63). A concave portion (10) opening to the end surface and the upper surface is opened above the open / close leading end surface of the door plate (1).
1) is fixed (see FIG. 2).

The mounting rod (61) is a horizontally long hollow rod having a rectangular cross section and open at both ends and through which the support (62) and the slide member (7) can be inserted. A slot (60) is provided over the entire length. When the support (62) is fitted into the mounting rod (61) from the side, the hanging shaft (60)
Allow (5). The mounting rod (61) is fixed to the door plate (1) with a set screw (66) penetrating the bottom surface. The mounting rod (61) and the support (62) constitute a support member (6) for connecting the suspension shaft (5) and the door plate (1). Door plate (1)
In the lower part of the opening / closing leading end surface, a concave portion (10) is also opened which extends across the end surface and the lower surface in the same manner as the upper portion, and a mounting rod (95) having an inverted shape with respect to the mounting rod (61) is formed in the concave portion. Set screw (9
At 7), it is fixed to the door plate (1).

A slide member (9) connecting the door plate (1) and the lower guide rail (30) is provided at the center of the block piece (98) inserted from the front end opening of the mounting rod (95) with a roller shaft (9). (92) is slidable up and down, and the rail (3
A roller (91) that can roll inside the (0) is provided so as to be rotatable in a horizontal plane. Compression spring (94) housed in block piece (98)
Are fitted on the roller shaft (92), push up the upper end flange of the roller shaft (92), and urge the roller (91) upward.

Hereinafter, the procedure for mounting the folding door will be described. Mounting rod (61) in the upper and lower recesses (10) (10) of the door plate (1) on the opening and closing leading side
(95) is fixed, and the orientation side door plate (1a) is connected to the door plate (1) by the hinge (2). Suspension bracket on upper rail (3)
Roller (52) of (4) and slide member on lower rail (30)
After inserting the rollers (91) of (9) from the end openings of the rails, the upper and lower guide rails (3) and (30) are attached to the gate and the sill. At this time, the adjusting screw is adjusted so that the gap width between the upper surface of the support (62) of the suspension fitting (4) and the guide rail (3) is maximized.
Loosen (8). The orientation door plate (1a) is rotatably mounted on the guide rails (3) and (30) in the same manner as in the prior art.

The opening / closing leading end surface of the sliding side door plate (1) is made to approach the hanging metal fitting (4), and the support (62) of the hanging metal fitting (4) is attached to the upper mounting rod (61) of the door plate (1). Is fitted so that the head (80) of the adjusting screw (8) is exposed to the outside, and the support block (62) and the mounting rod are
A fixing screw (67) is screwed between the fixing members (61) to fix the support (62), thereby preventing the support (62) from being pulled out from the mounting rod (61). A slide member (7) is slidably fitted in a space (65) between the plate piece (64) of the support (62) and the lower surface of the mounting rod (61). The support (62) can be easily fitted into the mounting rod (61) because the gap width between the support (62) and the guide rail (3) is large.

On the other hand, as shown in FIG.
The sliding member (9) engaged with (30) is brought close to the door plate (1), and while the block piece (98) is pushed up with a finger against the spring (94), the lower mounting rod of the door plate (1) is pressed. Fit from the front end opening of (95),
Fixing screw (99) straddling the block piece (98) and mounting rod (95)
To prevent the block piece (98) from being pulled out of the mounting rod (95). Since the weight of the door plates (1) and (1a) is hung on the hanging bracket (4) and the support (62) of the hanging bracket (4) is pulled downward, the gap between the folding door and the upper guide rail (3) is usually provided. The width gradually increases on the door plate (1) side on the leading side of the opening and closing. Therefore, it is necessary to make an adjustment to make the gap width uniform.
Tighten the adjusting screw (8) of the hanging bracket (4), pull the slide member (7) toward the block piece (63) side by screw thrust, and use the slanting surface (73) of the inclined surface (73) of the slide member (7). 5) protruding piece (53)
Press. A downward force acts on the suspension shaft (5) due to a downward component force acting on the inclined surface (73), and the reaction force of the downward force acts on the suspension (5).
2) Therefore, the door plate (1) is lifted. Since the lifting amount of the door plate (1) is determined according to the tightening amount of the adjusting screw (8), it can be adjusted to an optimum gap width.

The block piece (98) and the roller (91) of the slide member (9) below the door plate (1) are urged by a spring (94) in a direction approaching each other. There is no hindrance to raising) a little upward. In the above mounting work, the mounting of the support (62) on the door plate (1) and the adjustment of the gap width between the door plate (1) (1a) and the guide rail (3) are performed by rotating the door plate (1). The guide rail (3) or the ceiling of the room does not hinder the work, unlike the conventional case where the rotating tool is used downward, and the workability is improved. Significantly improved.

(Second Embodiment) FIG. 5 shows another embodiment of the hanging member (4). The slide member (7) is formed in a triangular shape, and its inclined surface (73) is supported on a support (62). ) Is directed to the opposite side to the block piece (63). The adjusting screw (8) has a straight shaft portion (82) in which the base end is rotatably fitted with the block piece (63) of the support (62), and the leading end screw portion is screwed to the slide member (7). ing. The adjusting screw (8) is provided with a flange (81) at the boundary between the straight shaft portion (82) and the screw portion, and the flange (8) is provided.
1) is applied to the inner surface of the block piece (63). Straight shaft part (82)
The head (80) formed at the tip of the block piece (63) is exposed on the front surface of the block piece (63). The hanging bracket (4) shown in FIG.
When (8) is rotated in the loosening direction from the block piece (63), the suspension shaft (5) can be pulled down, that is, the door plate (1) can be lifted.

(Third Embodiment) FIGS. 6 to 8 show another embodiment of the present invention. This embodiment is also characterized by the hanging bracket (4). As shown in FIG. 6, similarly to the first embodiment, a hanging bracket having a support (62)
(4) is fitted to the mounting rod (61) in the door plate (1), and a retaining plate (25) is mounted on the front surface of the mounting rod (61) in the fitted state. The retaining plate (25) has a protrusion (26) at the end, and the mounting rod (6
A fitting hole (69) is formed on the lower surface of (1) at a position corresponding to the protrusion (26). In the first embodiment, the support (62) and the mounting rod
(61) is screwed to prevent the support (62) from coming out of the mounting rod (61), whereas in this embodiment, the support (62) is pulled out by the retaining plate (25). To prevent The adjusting screw (8) passes through the retaining plate (25) and is screwed into the hanging bracket (4) as described later. A retaining plate (25) is also attached to the front surface of the mounting rod (95) provided at the lower end of the door plate (1) to prevent the slide member (9) from dropping off from the mounting rod (95). prevent.

As shown in FIG. 7, the support (62) is formed by bending a metal plate, is a hollow rod having a rectangular cross section with an open lower surface and front and rear surfaces, and a guide hole with an open lower end on the side surface.
(68) is drilled. Further, a hole (62a) through which the suspension shaft (5) penetrates is formed on the upper surface. The slide member (7) is formed by bending a metal plate and is a hollow rod having a rectangular cross section that fits in the support (62). The front surface is covered with a closing plate (75). A screw hole (76) into which the adjusting screw (8) is screwed is opened. A support (54) is provided at the upper end of the suspension shaft (5).
Are slidably fitted, and the support member (54) is prevented from falling out of the suspension shaft (5) by the retaining piece (55) located at the tip of the suspension shaft (5). Horizontal support shafts (51) and (51) pass through the front and rear ends of the support (54) at right angles to the front and rear direction, and each support shaft (5
Rollers (52) and (52) are rotatably provided at both ends of 1).

On the side surface of the slide member (7), a triangular hole (77) is formed with the tapered tip facing rearward. The triangular hole
The base of (77) is below the hypotenuse and extends horizontally, and the hypotenuse is an inclined surface (73) extending rearward and downward. Hanging shaft (5)
Is provided on the upper surface of the support member (62) and the slide member (7), through the opened hole (62a) and the elongated hole (7a), and is allowed to slide only in the vertical direction. A round shaft-shaped protruding piece (53) provided at the lower end of the bracket fits into the triangular hole (77) and the guide hole (68).
In order to assemble the suspension bracket (4), first, the suspension shaft (5) in which the support (54) has been fitted is fitted into the hole (62a) of the support (62), and the lower end of the suspension shaft (5) is attached to the suspension shaft (5). Attach a protruding piece (53) perpendicular to the hanging shaft (5), and then rotate the hanging shaft (5) by 90 ° to pass the protruding piece (53) through the elongated hole (7a). Slide member (7)
And the hanging shaft (5) is rotated again to fit the protruding piece (53) into the triangular hole (77).

The procedure for mounting the folding door is the same as in the first embodiment. First, the rod (61) is attached to the upper and lower recesses (10) (10) of the door plate (1).
(95) is fixed, and the door plate (1) and the localization side door plate (1a) are connected. In the hanging bracket (4), the protruding piece (53) is fitted into the guide hole (68) of the support (62) and the triangular hole (77) of the slide member (7),
The support (62) and the slide member (7) are prevented from falling off from the suspension shaft (5). After inserting the roller (52) of the hanging bracket (4) and the roller (91) of the slide member (9) into each rail (3) (30), each rail (3) (30) is inserted into the Kamoi (100). Attach to the threshold (200).

The end of the door plate (1) on the open / close leading side is hung (4).
And the support (62) is fitted to the mounting rod (61) of the door plate (1). Also, the slide member (9) is attached to the door plate (1) by the mounting rod (95).
To fit. After this, the protrusion (26) is inserted into the fitting rod (61) by the fitting hole.
The retaining plate (25) is attached by fitting to (69). The adjusting screw (8) passes through the retaining plate (25) and is screwed into the screw hole (76), so that the retaining plate (25) is fixed to the mounting rod (61). Similarly, a retaining piece (25) is attached to the mounting rod (95).

In order to adjust the gap width between the folding door and the guide rail (3), the adjusting screw (8) is tightened and the slide member (7) is adjusted.
To the retaining plate (25) side. As shown in FIG. 8, the inclined surface (73) comes into contact with the projecting piece (53), and the slide member (7) and the support (62) are pulled up by the reaction force of the projecting piece (53). Spike (5
Since 3) is fitted in the guide hole (68) of the support (62), the door plate (1) is pulled up directly along the guide hole (68).
The lifting amount of the door plate (1) is determined according to the tightening amount of the adjusting screw (8), so that an optimum gap width can be set.

In the above two embodiments, the projecting piece (53) at the lower end of the suspension shaft (5) has a shaft shape. However, the present invention is not limited to this. ) And hanging shaft
Any shape can be used as long as (5) can be reduced. The present invention is not limited to the configuration of the above embodiment, and various modifications can be made within the scope described in the claims.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a hanging bracket and a slide member before a door plate is attached.

FIG. 2 is a cross-sectional view of a hanging member and a slide member after a door plate is attached.

FIG. 3 is a perspective view of a hanging bracket.

FIG. 4 is a front view of the suspension fitting.

FIG. 5 is a front view of another embodiment of the hanging fitting.

FIG. 6 is a perspective view showing another embodiment.

FIG. 7 is an exploded perspective view of the hanging fitting.

FIG. 8 is a front view of the hanging fitting.

FIG. 9 is a perspective view of a conventional folding door.

[Explanation of symbols]

 (1) Door plate (3) Guide rail (4) Suspension bracket (5) Suspension shaft (52) Roller (62) Support (7) Slide member (8) Adjustment screw

Claims (2)

(57) [Claims] A hinge (4) provided on an upper surface of a leading side of a door plate (1) on the leading side of an opening / closing leading side by connecting adjacent door plates (1) (1a) with a hinge (2) so as to be openable and closable. Is slidably engaged with the guide rail (3), and the suspension fitting (4) is provided between the roller (52) rotatably supported in the guide rail (3) and the upper end of the door plate (1). A suspension shaft (5) for suspending and supporting the deployed support (62), and penetrating the support (62) so as to be vertically slidable, and a door plate (1) from outside the support (62). In the folding door in which the adjusting screw (8) for adjusting the gap between the upper surface and the guide rail (3) is engaged, the folding door is provided so as to be movable in the extension direction of the guide rail (3) within the support (62). A slide member (7) integrally provided with an inclined surface (73) inclined with respect to the extension direction of the rail (3) and a plate piece engaged with an adjustment screw (8) penetrating the support (62); At the lower end of the suspension shaft (5), A protruding piece (53) having a round shaft shape extending laterally perpendicular to the sliding direction of the bracket (4), wherein the suspension shaft (5) is fitted with a margin in the moving direction of the slide member (7). , Slide member with rotation of adjustment screw (8)
Following the movement of (7), the inclined surface (73) becomes the protrusion (5) of the suspension shaft (5).
A folding door characterized by raising and lowering the support (62) in contact with 3). 2. A door plate (1) which is provided on a leading side upper surface of a door plate (1) on an opening / closing leading side of a door plate (1) (1a) which is foldably opened / closed by a hinge (2). Support deployed in the upper end of the
A roller (52) rotatably supported in the guide rail (3), and a suspension shaft (5) penetrating the support (62) slidably up and down. From the outside of the support (62), in the folding door hanging metal fitting with the adjusting screw (8) for adjusting the gap between the upper surface of the door plate (1) and the guide rail (3), the inside of the support (62) Is provided so as to be movable in the direction of extension of the guide rail (3), and the adjustment screw (8) penetrating the inclined surface (73) and the support (62) inclined with respect to the direction of extension of the guide rail (3). A slide member (7) integrally provided with an engaging plate piece; and a round shaft-like member provided at the lower end of the suspension shaft (5) and extending laterally perpendicular to the moving direction of the slide member (7). The hanging shaft (5) is fitted with a margin in the moving direction of the slide member (7), and the slide member is rotated by the rotation of the adjusting screw (8).
Following the movement of (7), the inclined surface (73) becomes the protrusion (5) of the suspension shaft (5).
A hanging metal fitting for an folding door, wherein the support (62) is moved up and down in contact with 3).