JPH0559866A - Rail frame side wall unsealing device for folding door - Google Patents

Abstract

PURPOSE:To seal the fold portion of a folding door or a gap between the folding door and a rail frame without impairing the folding function. CONSTITUTION:A rotary side wall 50 energized by a spring 53 is rotatably provided at the fold portion of a rail frame 10, a moving rod 60 is provided on the hinge connecting frame 41b of a folding door C, and a rack pinion 70 engaged when the moving rod 60 is protruded is provided between the rotary side wall 50 and the moving rod 60. When the folding door C is extended and the moving rod 60 is protruded, the rotary side wall 50 is forcefully rotated to seal the fold portion of the rail frame 10. When the folding door C is folded, the moving rod 60 is submerged on the contrary, and the portion is opened for folding. The whole length of the rail frame 10 may be divided or integrated to provide the rotary side wall 50, and a gap between the center-hung folding door C and the rail frame 10 can be likewise sealed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a folding door, and more particularly, to a rail frame side wall closing and opening device for a folding door which can close and open the side wall of the rail frame.

[0002]

2. Description of the Related Art Folding doors used as, for example, a horizontal pull shutter or a vertical pull panel shutter are constructed by connecting shutter panels so that they can be folded in a bellows manner or engaged in a manner that allows them to be folded in a separate overlapping manner. It is supposed to be stretch-folded.

Therefore, the rail frame of these folding doors, in the case of the one for closing the end of the folding door, is provided with a closing side wall in the longitudinal direction thereof, and the side wall is partially cut away at the folding portion to form the end of the folding door. It should be folded so that it will escape to the outside of the rail frame at the cutout portion, and for non-blocking type, there is no side wall of this kind, or even if it is provided, it will not collide with the panel of the folding door. It is generally done.

[0004]

However, in the former one for sealing, the folded portion has a stepped side wall in a state of being cut off to impair the external appearance and the sealing of the portion is insufficient. In particular, if this is located outside the room, wind and rain will be blown into it.

Further, the latter non-blocking type itself is difficult to secure the properties required as an opening member such as airtightness and watertightness, so that the places where it is installed and used are limited.

The present invention has been made under such circumstances, and a problem to be solved by the present invention is to provide a rail for a folding door capable of opening and closing the end portion without impairing the folding function. An object is to provide a frame side wall block opening device.

[0007]

DISCLOSURE OF THE INVENTION The present invention provides a rotating side wall that is rotatably provided in a part or the entire length of a rail frame of a folding door, and a movable rod that is provided in the folding door in a direction orthogonal to the rail frame. And a rack and pinion provided between the rotating side wall and the movable rod, and a rail frame side wall closing and opening device for a folding door, which is the gist of the invention. To do.

In the present invention, the rail frame means a frame provided with a rail of a folding door, and specifically, it may be an upper frame, a lower frame or a vertical frame, respectively.

[0009]

According to the present invention, after the folding door is extended or when the folding is started, the movable rod is moved in the direction of the rail frame to forcibly rotate the pivot side wall through the rack and pinion so that the rail frame is at a predetermined position. This pivotal side wall is partially or completely opened in the longitudinal direction.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be further described with reference to the drawings showing the following embodiments. A is an aluminum alloy top hanging type horizontal pull shutter, B is a shutter frame, C is a folding door, and D is a door.
Indicates a block opening device.

The shutter frame B includes an upper frame 10, a lower frame 20,
The vertical frame 30 is provided, and these are framed.

The upper frame 10 is provided with a pair of front and rear closing side walls 11, an upper horizontal guide 12 and a lower vertical guide 13 between the closing side walls 11, and is an upper horizontal rail frame for the folding door C.

The lower frame 20 is provided with an outer frame 21 and an inner frame 22 fitted in the outer frame 21.
Is guided by the chevron-shaped grooved guide block 25 of the outer frame 21 to receive the opening / closing movement of the folding door C, and when the folding door C is closed, the inner frame 22 is inclined from the outer frame 21 in the outward direction. In the direction of the inner frame 22
Is fitted into and retracted from the outer frame 21, and the inner frame 22 is provided with a groove guide 23 to serve as a rail frame of the folding door C.

The folding door C can be folded in a bellows shape by two kinds of hinge connecting frames 41a and 41b in which shutter panels 40 are alternately arranged. On the other hand, a folding frame 4 is provided at one end.
2. A running frame 43 is also hingedly connected to the other end. A guide roller is placed on the horizontal guide 12 of the upper frame 10 and rolls via a guide shaft 44 at the upper ends of the rail running hinge connection frame 41a, the suspension base frame 42, and the running frame 43, which are alternately separated. A horizontal roller 47 is attached to the lower end of the lower frame 20, which is constantly engaged with the groove guide 23 of the inner frame 22 of the lower frame 20. On the other hand, the vertical guides 13 of the upper frame 10 are provided at the upper ends of the upper and lower ends of the rail-escape hinge connecting frame 41b on the other side.
The groove guide 23 of the inner frame 22 at the lower end.
In addition, horizontal rollers 48 for fixing each sway are directly attached so as to be engaged when the inner frame 22 is projected.

The block opening device D is provided with a side wall 50, a movable rod 60 and a rack and pinion 70 between them in the horizontal shutter A of this embodiment.

The rotating side wall 50 is provided at the folding portion of the folding door C on the side of one end in the longitudinal direction of the upper frame 10 at the folding door C.
The panel 40 is arranged so as to have a length obtained by adding two widths of the panel 40 to the folding margin. That is, the upper frame 10 is provided with a side wall cutout portion, which is formed by cutting out the one side blocking side wall 11 in order to escape from the panel 40 of the folding door C and the other hinge connection frame 41b, which serves as the folding portion. Side wall 50
Is an upper frame 1 which is a rail frame so as to cover the side wall cutout portion.
It is assumed to be partially provided at 0.

The rotating side wall 50 is provided at the end thereof with a bearing piece fitting 5.
1, the support shaft 52 provided on the uncut notch side wall 11 is fitted into the piece fitting 51 to allow the upper frame 10
With respect to the piece metal fitting 5, the spring 53 is wound around the support shaft 52.
The rotating side wall 50 is urged upward through the position 1.

On the other hand, the movable rod 60 is built in the hollow portion of the hinge connecting frame 41b for rail escape, which is located on the most hanging side of the folding door C in this example, and the upper end of the hinge connecting frame 41b is moved by the slinging operation. It is installed so that it can be pushed up and down freely.

A rack and pinion 70 is interposed between the rotating side wall 50 and the movable rod 60. In this embodiment, the rack and pinion 70 is provided with a tooth by projecting the movable rod 60 from the hinge connecting frame 41b. The pinion 71 is disposed on the side of the rotating side wall 50 and the rack 73 is disposed on the side of the movable rod 60 so that the engagement is released by engaging and retracting.

The pinion 72 of this embodiment is formed on a piece metal fitting 71 made of aluminum alloy, synthetic resin or the like attached and fixed to the inside of the rotary side wall 50 so as to rotate within a range of 90 °. It is formed by directly processing the upper end of the movable rod 60.

Therefore, in the horizontal pull shutter A of this embodiment, the horizontal pull shutter A is extended by fixing the piece metal fitting 71 to the rotating side wall 50 in accordance with the position of the hinge connecting frame 41b for rail escape. At this time, if the movable rod 60 is operated so as to project upward, the rack 73 will move to the pinion 7.
2 by engaging the rotating side wall 50 with force against the urging force of the spring 53 to close the side wall cutout portion of the upper frame 10 and by the position fixing means of the movable rod 60. Stay in the state. Further, when folding the folding door C, the movable rod 60 is reversely operated to be retracted into the hinge connecting frame 41b, so that the rotating side wall 50 is also forcedly rotated to form the side wall cutout portion of the upper frame 10. This is released, and the urging force of the spring 53 causes the rotating side wall 50
Keep open.

Although the illustrated example is as described above, in the practice of the present invention, the pivoting side wall is partially provided at the above-mentioned predetermined folding door folding portion, and it is also integrated into the entire length of the rail frame. Or divided into a plurality of sections and continuously provided.

Including these cases, the movable rod can be built in or attached to the hinge connecting frame for the rail running, the shutter panel, the suspension frame or the traveling frame, or by installing a plurality of movable rods in close proximity. It is also possible to forcibly rotate the rotating side wall at a plurality of positions to reduce the operation resistance when the biasing force is used.

A pair of movable rods are provided through an intermediate spring, one of them is used for locking, the other is used for rotating the rotating side wall, or both of them are used for rotating rotating side walls facing each other in the in-plane direction. Is also possible.

The rack and pinion can be interposed between the movable rod side and the rotating side wall side by arranging the rack on the movable rod side and the pinion on the rotating side wall side. It can be molded integrally with the moving side wall, and when a piece metal fitting is used, it can be slidably fixed to the rotating side wall to enable position adjustment. Further, the rack can be directly attached to the movable rod as described above, or attached to it.

The rotation range of the pinion is related to the folding door. If it is possible to avoid collision during folding and extension, the pinion will be reduced to, for example, about 45 °, or conversely 180 degrees so as to fit the rail frame. The rotation range can be set as required.

As will be apparent to those skilled in the art from the above, further applying the present invention to folding doors related to other indoor and outdoor structures such as vertical pull panel shutters, and installing a plurality of double folding folding doors. , Folding doors, rail frames, rotating side walls, movable, including the use of biasing force of other leaf springs instead of springs, or addition of a locking device for rotating side walls, etc. The specific structure, shape, material, size, quantity, relationship between these and additions to the rod and the rack and pinion can be appropriately changed or set, and are specifically illustrated and explained above. There is no need to limit it to one.

[0028]

As described above, according to the present invention, there is provided a rotating side wall which is rotatably provided in a part or the entire length of the folding frame in the rail frame, and a movable rod which is provided in the folding door in the direction orthogonal to the rail frame. Since it is characterized in that it is provided with a rack and pinion provided between the rotating side wall and the movable rod, the rotating side wall is forcedly rotated through the rack and pinion by moving the movable rod in the rail frame direction. The rolling side wall of the rail frame can be used to open the block, and the rotating side wall can be partially provided to open the block at the folding portion of the folding door or can be provided to the entire length to open the block between the rail frame and the folding door.

Therefore, the appearance of the folded portion is improved, the airtightness and the watertightness are improved, or, for example, the bellows can be folded, but the panel protrudes on both sides of the rail frame such as hanging up at the center of the panel. The airtightness and the watertightness can be secured without impairing the folding function even with respect to the folding door, which cannot secure the airtightness and the watertightness at all.

Further, since the present invention only needs to have the rotating side wall, the movable rod, and the rack and pinion, the structure can be simplified, and a rail frame side wall closing and opening device for a folding door which is durable and has no trouble can be provided.

[Brief description of drawings]

 Fig. 1 Front view of a horizontal pulling shutter Fig. 2 Its vertical sectional view Fig. 3 Its horizontal sectional view Fig. 4 Partially enlarged front view of a shutter frame Fig. 5 Vertical sectional view showing essential parts Fig. 6 Vertical sectional view showing essential parts

[Explanation of symbols]

 A Horizontal pull shutter B Shutter frame C Folding door D Block opening device 10 Upper frame 50 Rotating side wall 60 Movable rod 70 Rack and pinion

Claims (1)

[Claims] Railing frame of a folding door Longitudinal direction in the longitudinal direction Partial or entire length of the pivoting side wall, a movable rod provided in the folding door in the direction orthogonal to the rail frame, and a pivoting side wall and a movable rod interposed between these. And a rack and pinion, and a rail frame side wall opening and closing device for folding doors.