JP2001271567A - Contact preventing apparatus for folding door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a contact preventing apparatus for a folding door, which is fit for a type of folding door (1) which is supported by a rail (5) by means of a runner attached to a central portion of an upper end face of each of panels (2, 3) via an attaching shaft (4). SOLUTION: The contact preventing apparatus for a folding door is constituted of a first link (6) and a second link (10). The first link (6) has one end (6a) thereof rotatably attached to a first guide (7) which travels in the rail on a side end face of a side end panel (2) when the folding door (1) is expanded, and has an intermediate portion (6C) thereof horizontally rotatably supported at a location between the attaching shaft (4) and the side end face of the side panel (2). The second link (10) has one end (10a) thereof axially supported by the other end (6b) of the first link in a horizontally rockable manner, and has the other end (10b) thereof rotatably attached to a second guide (13) traveling in the rail (5) at a location between the attaching shaft (4) and an opposite-side end face of the side end panel (2).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for preventing contact between a folding door and a wall or between adjacent folding doors.

[0002]

2. Description of the Related Art A folding door formed by alternately connecting both end panels and one or more intermediate panels via hinges is provided so that each panel can be freely rotated by a runner in a rail attached to a ceiling or the like. It is attached. Among such folding doors, the folding door attached to the runner at the center of the upper end surface of each panel comes into contact with the folding door and the wall surface or adjacent folding doors.

[0003]

In the conventional folding door attached to the runner at the center of the upper end face of each panel, since the folding door comes into contact with the wall surface when opening and closing, the folding door may be damaged. Or, there is a problem that folding doors overlap one another and cannot be opened and closed.

The present invention has been made to solve such a problem, and the folding door and the wall can prevent the folding door from being damaged due to the contact between the adjacent folding doors. An object of the present invention is to provide a folding door contact prevention device that can prevent opening and closing due to overlapping.

[0005]

In order to achieve the above-mentioned object, a means adopted by the present invention comprises a panel on both sides and one or more intermediate panels, each of which is provided with a mounting shaft at the center of the upper end face. A first guide that, when the folding door is deployed, runs in the rail on the side end surface of the side end panel when the folding door is deployed in a folding door supported by a runner running on a rail attached to a ceiling or the like. A first link rotatably mounted on the first end of the first link, the first link being rotatably supported at an intermediate portion between the mounting shaft on the upper end surface of the side end panel and the side end surface so as to be freely rotatable. The other end is rotatably mounted on a second guide running in the rail between the mounting shaft and the side end surface opposite to the mounting shaft at the upper end surface of the side end panel. Preventing contact with the second link It lies in the provision of the location.

By this means, in any state from the deployment of the folding door to the folding, the first guide comes into contact with the first guide attached to the wall surface or the adjacent folding door, and the side end panel and the wall surface or Prevents direct contact between the side panels of adjacent folding doors.

[0007] When the folding door is deployed, the second link extending the upper end surface of the side end panel is provided with a curved portion that bypasses the mounting shaft of the side end panel.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A folding door contact prevention device according to the present invention will be described in detail based on an embodiment shown in the drawings.

FIG. 1 and FIG. 2 are plan views showing the contact preventing device when the folding door is expanded and folded. Folding door 1
The side end panel 2 and the intermediate panel 3 each have a mounting shaft 4 at the center of the upper end surface. The intermediate panel 3 is connected to the side end panel 2 of the folding door 1 via a hinge 9.

As shown in FIG. 3, a mounting shaft 4 of each panel is rotatably supported by a runner 8 running on a rail 5 mounted on a ceiling 12 or the like, and the folding door 1 is mounted on the ceiling 12. Can be The folding door 1 is attached to the ceiling 12 as described above, has a similar rotation axis in the center of the lower end face, and is rotatably mounted on a runner in a rail provided on the floor or the like. It may be supported.

The contact preventing device has a V-shaped link mechanism consisting of a first link 6 and a second link 10. The first and second links 6, 10 are two bars 14, 1
5 is a two-body structure in which the entire length is adjustable via a set screw 16 or the like. The first link 6 has a middle portion 6c supported rotatably horizontally near the middle between the mounting shaft 4 of the side end panel 2 and the side end surface. One end 10a of the second link 10 is supported by the other end 6b of the first link so as to be horizontally rotatable with each other. One end 6a of the first link and the other end 10 of the second link
b is rotatably attached to the guides 7 and 13, respectively. As shown in FIG. 3, the guides 7 and 13 are mounted inside the rail 5 so as to run freely.

As shown in FIG. 1, when the folding door is opened, the second link 10 is connected from one end 10a to the other end located near the middle between the side end surface of the side end panel 2 on the side of the intermediate panel 3 and the mounting shaft 4. It extends along the upper end surface of the side end panel 2 to the part 10b. The second link 10 forms a curved portion 10 c in the middle and bypasses the mounting shaft 4 of the side end panel 2. The first guide of the first link 6 abuts on the wall surface 11 to slightly separate the side end surface of the side end panel 2 from the wall surface 11.

As shown in FIGS. 2 and 3, when the folding door is folded, the first link 6 and the second link 10 are rotatably coupled with the first link other end 6b and the second link one end 10a.
Folds in a V-shape around. A guide 7 of the first link 6, a mounting shaft 4 of the side end panel 2, a guide 13 of the second link 10,
The mounting shafts 4 of the intermediate panel 3 approach and alternately line up. For this reason, the guide 7 of the first link 6 comes into contact with the wall surface 11 to separate the side end panel 2 from the wall surface 11, and the second guide 13 is formed on both side end portions of the side end panel 2 and the intermediate panel 3 that are not hinged. A little apart.

The guides 7, 13 run on the rail 5,
The end 6a of the first link 6 and the other end 10 of the second link 10
The movement is regulated so that b is always located immediately below the rail 5. When the folding door 1 is folded, the guide 7 of the first link 6 and the runner 8 of the side end panel 2, the guide 13 of the second link 10, and the runner 8 of the intermediate panel 3 approach each other in the rail, Line up alternately.

When the folding door 1 is deployed, the guide 7 of the first link 6 projects outside the side end surface of the side end panel 2 and contacts the wall surface 11. Therefore, the side end panel 2 does not directly contact the wall surface 11. Even when the folding door 1 is folded, the guide 7 projects outward from the side end panel 2 and
Touch 1. Therefore, the side end panel 2 does not directly contact the wall surface 11.

[0016]

Next, the prevention of contact between adjacent folding doors will be described based on another embodiment shown in FIG. This embodiment is exactly the same as the previous embodiment except that the first and second links 6, 10 are formed by one bar.

The guide 7 of the first link 6 is always connected to the wall 1 even in the intermediate state between the opening and folding of the folding door 1.
1, the side end panel 2 does not directly contact the wall surface 11.

Regarding the two adjacent folding doors 1, 1, the guides 7, 7 of the first links 6, 6 provided on the side end panels 2, 2 on both sides always come before the side end panels 2, 2. Since they are in contact with each other, the side end panels 2 do not contact with each other or overlap. In this way, the folding door contact prevention device prevents the folding door from being damaged due to the contact between the folding door and the wall surface or between adjacent folding doors in any state from the deployment of the folding door to the folding. Prevents opening and closing failure due to overlapping of each other.

[0019]

As described above, the apparatus of the present invention provided on the folding door rotatably mounted on the runner running on the rail at the center of the upper end face of each panel can be mutually rotated in a V-shape. When the folding door is deployed, the first link has one end pivotally supported by a first guide that can run in the rail on the side end surface of the side end panel, and an intermediate portion when the folding door is deployed. Is horizontally rotatably supported between the mounting shaft on the upper end surface of the side end panel and the side end surface, and the second link is rotatably supported at one end by the other end of the first link so as to be horizontally swingable. The other end is pivotally supported by a second guide which can run in the rail between the mounting shaft of the side end panel and the side end surface of the intermediate panel, and when the folding door is folded, the first guide is moved to the side end. On the outside of the panel runner, a second guide is placed between the side end panel and the intermediate panel runner. Since the folding doors are located so as to be in contact with each other, breakage of the folding door due to contact between the folding door and the wall surface or between the adjacent folding doors is prevented beforehand, and an excellent effect that opening and closing of the folding door due to overlapping of the folding doors is also prevented. .

[Brief description of the drawings]

FIG. 1 is a plan view of a main part showing a state where a panel of a folding door provided with an embodiment of a contact preventing device for a folding door of the present invention is developed.

FIG. 2 is a main part plan view showing a state in which the folding door of the embodiment is folded;

FIG. 3 is a view taken along line III-III in FIG. 2;

FIG. 4 is a plan view showing a folding door, a wall surface, and prevention of contact between folding doors.

[Explanation of symbols]

 1: folding door 2: side end panel 3: intermediate panel 4: mounting shaft 5: rail 6: first link 6a: one end 6b: other end 6c: intermediate portion 7: guide 8: runner 9: hinge 10: first 2 links 10a: one end 10b: other end 10c: curved part 11: wall surface 12: ceiling 13: guide 14, 15: bar 16: set screw

 ────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Kosuke Kawata 1-4-9 Shinkawa, Chuo-ku, Tokyo Toso Corporation F-term (reference) 2E015 BA01 BA04 CA21 DA02 EA03 FA02 FA05 2E034 JA02 JB01 KA00

Claims (3)

[Claims] An end panel (2) and one or more intermediate panels (3) are connected via a hinge (9), and each panel is connected to a rail (5) via a mounting shaft (4) at the center of the upper end surface. A contact prevention device for a folding door (1) rotatably mounted on a runner (8) running inside the folding door, wherein when the folding door is deployed, one end (6a) is on the side of the side end panel. On the end face, it is rotatably attached to a first guide (7) running in the rail, and an intermediate portion (6c) is horizontally rotatable between the attachment shaft of the side end panel and the side end face. A first link (6) that is pivotally supported, and one end (10a) is horizontally pivotally supported by the other end (6b) of the first link, and the other end (10b) is the side end. A second panel running in the rail between the mounting shaft of the panel and a side end surface opposite to the side end surface; A folding door contact prevention device, comprising: a second link (10) rotatably attached to a second guide (13). 2. The second link (10) has a curved portion (10c) that bypasses the mounting shaft (4) of the side end panel (2) when the folding door (1) is deployed. Claim 1
The folding door contact prevention device as described in the above. 3. One or both of the first and second links (6, 10) connect two bars (14, 15) with set screws (1).
3. The folding door contact prevention device according to claim 1, wherein the device is formed so as to be adjustable in overall length through the step (6).