JP2002106244A - Multi-plate door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a multi-plate door operated to be open in two ways of sliding to open a sash and folding up the same, and capable of further widening an entrance opened by sliding to open the sash by simple operation. SOLUTION: This multi-plate door 1 is provided with a frame 3 and a sash unit 5. The sash unit 5 is provided with a first sash 15 on the door end side, a second sash 19 on the hinged side, a third sash 17 put between the first sash 15 and the second sash 19, a first connecting part 27 for rotatably connecting the first sash 15 and the third sash 17, and a second connecting part 29 for rotatably connecting the third sash 17 and the second sash 19. The first sash 27 horizontally moves along lateral frames 7, 9 in the opening direction and turned by the first and second connecting parts 27, 29 to enable a first opening operation for bending the second sash 19 and the third sash 17, and the first sash 15 is turned by the first connecting part 27 to enable second opening operation for opening in the going in and out direction of a doorway.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multiple door such as a bathroom door, and more particularly to a multiple door that can be operated in two ways, a pulling operation and a folding operation.

[0002]

2. Description of the Related Art Generally, a folding door is opened and closed only by a folding (bending) operation of a shoji, and a sliding door is opened and closed only by a pulling operation of a shoji.

On the other hand, Japanese Patent Application Laid-Open Nos. 9-88441 and 2000-73666 disclose a method in which a sliding door is opened, the sliding door is moved toward one of the frames, and the sliding door is placed in a stacked state. A technique is disclosed in which the door is fully opened to widen the doorway by rotating the entire shoji to one side in response to the rotation.

[0004]

However, in the above-mentioned prior art, the opening and closing of the shoji is performed only by the pulling operation, not by the folding operation. Further, when the doorway after the opening operation of the shoji is to be further widened, it is necessary to rotate the entire shoji while the pulled shoji is piled up, so that there is a problem that the full opening operation is difficult.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described circumstances, and allows two types of opening operations, a sliding door opening operation and a folding operation, and a simple operation of an entrance opened by the sliding door opening operation. The purpose of the present invention is to provide a multi-panel door that can be further widened.

[0006]

In order to achieve the above object, the invention according to claim 1 includes a frame and a shoji unit, wherein the shoji unit includes a first shoji on a door side and a hanging base. A second sash, a third sash between the first sash and the second sash, a first connecting portion rotatably connecting the first and the third sash, a third sash and a third sash. A second connecting part for rotatably connecting the second sliding door to the second sliding door, wherein the first sliding door horizontally moves in the opening direction along the horizontal frame and is rotated by the first and second connecting parts. A first opening operation in which the first and third sashes are bent, and a second opening operation in which the first sash is rotated by the first connecting portion to open and close the doorway.

According to the first aspect of the present invention, when opening the door of the multiple door, the first opening operation pulls the first shoji along the horizontal frame to open the doorway. In this first opening operation, the second and third sashes are bent and folded to each other while being the pulling operation of the first sash. After opening the doorway by the first opening operation, if necessary to further widen the doorway opening, the second opening operation is performed. This second
In the opening operation, the first shoji is rotated about the first connecting portion in the direction of the doorway and opened. Thereby, the first
Since the shoji is folded so as to overlap the third shoji,
The doorway can be made wider than at the time of the first operation.
Note that the doorway may be opened only by the second opening operation without performing the first opening operation.

As described above, according to the present invention, the door can be opened and closed by two operations of the pulling operation and the folding operation. In particular, while the present invention is basically a folding door,
The sliding door can be opened and closed by a pulling-out operation along the rail, so that the elderly can easily operate the sliding door. In the first opening operation, the second and third shojis are folding doors, so that the size of the entrance by the first opening operation can be wider than that of the conventional sliding door.

In the second opening operation, only the first shoji is rotated,
Since it does not rotate the entire shoji unit, it is easy to operate. In the second opening operation, only the first sash is rotated in the entrance / exit direction and folded, so that the entrance is wider by the width of the first sash than in the first opening operation.

In the second opening operation, the first shoji is moved to the first
It turns around the connecting portion and only the width dimension of the first shoji appears in the in / out direction, so the output width is small.

The frame can reduce the expected width of the frame like a folding door.

According to a second aspect of the present invention, in the first aspect of the present invention, the frame includes a rail for guiding the traveling of the first shoji on the horizontal frame, and the rail on the side of the door of the first shoji. And an engaging portion that is detachable from the rail. The engaging portion is engaged with the rail, the first shoji moves horizontally along the rail, and the engaging portion is removed from the rail. First
The sliding door is rotatable at the first connecting portion.

According to the second aspect of the present invention, the operation and effect of the first aspect are achieved, and when the first opening operation is performed, the first sash (shoji) is engaged with the engaging portion engaged with the rail. Pull along the rail to open the doorway. When performing the second opening operation, the engaging portion is removed from the rail and the first opening operation is performed.
The shoji is rotated in the direction of the doorway. As described above, the switching between the first opening operation and the second opening operation can be easily performed only by attaching and detaching the engagement portion to and from the rail.

According to a third aspect of the present invention, there is provided the first or second aspect.
In the invention described in (1), the frame is provided with a protrusion that guides the second or third sash in the bending direction at the start of the first opening operation.

The invention described in claim 3 has the same operation and effect as the invention described in claim 1 or 2, and
At the start of the first opening operation, the protrusion guide portion guides the second or third shoji in the entrance / exit direction of the doorway so as to be folded from the second connecting portion. The second and third shojis can be easily refracted.

According to a fourth aspect of the present invention, in the first aspect of the present invention, the frame returns the rotation of the second shoji when the first shoji moves horizontally in the closing direction. It is characterized by having a return guide part for guiding.

[0017] The invention described in claim 4 is the first invention.
In addition to the same operation and effect as the invention described in any one of (3) and (4), when the first sash is horizontally moved in the closing direction, the return guide guides the return of the rotation of the second sash, so that the closing of the sash unit It is possible to smoothly return to the position, and prevent the rotation axis of the second sash (shoji) from being displaced or shaken when the sash (shoji) unit is closed.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A multi-door according to an embodiment of the present invention will be described below with reference to the drawings. 1 is a cross-sectional view of a multiple door according to an embodiment of the present invention, FIG. 2 is a vertical sectional view of the multiple door shown in FIG. 1, and FIG. 3 is an opening and closing of the multiple door shown in FIG. It is a perspective view explaining operation | movement, (a) is a figure of a closed state, (b) is a figure which shows a 1st opening operation, (c) is 2nd.
FIG. 4 is a cross-sectional view of the multiple door showing a first opening operation, wherein FIG. 4 (a) is a diagram showing a closed state and FIG. 4 (b) is a diagram showing the start of the first opening operation. FIG. 5 is a cross-sectional view of the multiple door showing the second opening operation, FIG. 5A is a diagram showing the start of the second opening operation, and FIG. 5B is a diagram showing a fully opened state. 6 is a front view showing the arrangement of the engaging portions, and FIG. 7 is a cross-sectional view of a multiple door showing another embodiment.

The multiple door 1 according to the embodiment is a bathroom door, and the multiple door 1 includes a frame 3 and a shoji unit 5. The frame 3 is attached to the bathroom frame opening by assembling the upper frame 7, the lower frame 9, and the vertical frames 11 and 11 into four sides.
, A lower rail 13 for guiding the opening and closing of the shoji unit 5 is provided along the longitudinal direction of the lower frame, and an upper rail 14 is provided on the upper frame 7 along the longitudinal direction of the upper frame 7. .

In the present embodiment, the shoji unit 5 includes a first shoji 15 on the door side, a second shoji 19 on the hanging side, and a third shoji between the first and second shoji 15. 3 with 17
It is configured by connecting two shoji. The first shoji 15
A handle 23 is provided on the doorside frame 21. The door side frame 21 is provided with a lever 25 near the handle 23, and when the lever 25 is operated, engagement portions 33, 3,
4 is detachable from the upper and lower rails 13 and 14, respectively. In the present embodiment, the lever 25 is provided so as to be operable from the bathroom side. However, the lever 25 may be provided also inside the room and operable from the room side.

The first shoji 15 and the third shoji 17 are rotatably connected to each other by a first connecting portion 27. The third shoji 17 and the second shoji 19 are connected to each other by a second link. These sliding doors 17 and 19 are rotatably connected by a connecting portion 29. The first connecting portion 27 changes the state of the first shoji 15 and the third shoji 17 from a state where the first shoji 15 and the third shoji 17 are arranged in a straight line.
First shoji 1 so that 17 forms an angle toward the bathroom side
5 and the third sash 17 are rotatably connected, and move along the rails 13 and 14. 2nd connection part 2
Reference numeral 9 denotes a state in which the third sash 17 and the second sash 19 are arranged in a straight line so that the sashes 17 and 19 can be turned to form an angle toward the indoor side.

An interlocking member 35 is provided on the door frame 21 of the first sash 15, and the lower engagement portion 33 and the upper engagement portion 34 move up and down via the interlocking member 35 by operating the lever 25. Then, the lower engaging portion 33 is detached from the lower rail 13 and the upper engaging portion is detached from the upper rail 14. The engaging portion 33 is a door roller in the present embodiment. In this embodiment, the door frame 21 of the first shoji 15 is used.
In addition to the upper and lower engaging portions 33 and 34 provided on the
Engaging portions 36 are provided at the upper and lower sides of the frame on the connection side of the fifth and third shojis 17, respectively, and an engaging portion 38 is also provided at the hanging side of the second shoji 19. These engaging portions 36 and 38 are pivots.

The upper frame 7 includes a second shoji 19 and a third shoji 17.
And a protrusion 41 (see FIG. 1) for guiding the folding of the pallet. The protruding portion 41 guides the shaft portion 43 provided on the second shoji 19 obliquely along the direction of entry and exit, and when the first shoji 15 moves along the rails 13 and 14, the second shoji 19 and This facilitates folding of the third sash 15 and the third sash 17 and guides the third sash 17 and the second sash 19 to be flush when the first sash 15 is closed by a pull operation.

The vertical frames 11, 11 have tight materials 37, 3
9 are provided to achieve watertightness with a shoji. Further, in FIG. 1, a tight material 37 for watertightness with the first shoji 15 is provided at two places to form a double watertight structure, and the second shoji 19 has a watertight structure provided at one place. The nineteen tight members 39 may have a double watertight structure.

Next, the operation of the multiple door 1 according to this embodiment will be described. In the closed state of the shoji unit 5,
As shown in FIG. 3A and FIG.
5, the third sash 17 and the second sash 19 are in a line.

In the first opening operation, when the sliding door is started to be opened from the closed state shown in FIGS. 3A and 4A, the engaging portion 33 is engaged with the lower rail 13 and the engaging portion 34 is connected to the upper rail. In the state where the door is engaged with the door 14, the first shoji 15 is pulled along the rails 13 and 14 with the handle 23, and the doorway is opened. In this first opening operation, as shown in FIG. 4B, when the first sash 15 is slightly pulled, for example, when it is slid by about 30 mm, the shaft portion 43 moves the shaft portion 43 (see FIG. 1) to the bathroom side. To the second connecting portion 29
To the bathroom side. As a result, the second connecting portion 29 easily moves to the bathroom side, and the second connecting portion 29 moves from the second sliding door 1 to the bathroom.
9 and the third sash 17 are easily bent, and the third sash 17 and the second sash 19 can be easily folded in conjunction with the opening operation of the first sash 15 by the first opening operation.

Then, by further pulling the first shoji 15,
In the state in which the sliding door 15 has been pulled, FIGS.
As shown in (a), the entrance / exit dimension H is a dimension sufficient for human entry / exit. For example, in the present embodiment, H is about 650 mm.

As described above, in the first opening operation, the third sliding door 17 and the second sliding door 19 among the three sliding doors are folding doors that fold over each other.
It can be wider than a single sliding door. Further, in the first opening operation, opening and closing can be performed by a pulling operation along the rails 13 and 14, so that the elderly can easily operate.

Next, in order to further widen the entrance, a second opening operation is performed. In this second opening operation, the first
Since the sliding door 15 is rotated in the entrance / exit direction to perform the full opening operation, the entrance can be made wider than the first opening operation. In the second opening operation, after the first opening operation shown in FIG. 5A, the lever 25 is operated to separate the engaging portion 33 from the lower rail 13 and the engaging portion 34 from the upper rail 14, respectively. The engagement between the engaging portions 33 and 34 and the rails 13 and 14 is released (see FIGS. 2 and 6).

As a result, the first sash 15 is rotatable around the first connecting portion 27, and the first sash 15 is rotated toward the bathroom, and the sash unit 5 is fully opened. This second opening operation is performed by operating the lever 25 to engage the engagement portions 33, 3 and 3.
It can be easily achieved only by releasing the engagement between the rail 4 and the rails 13 and 14. The first shoji 15 rotates about the first connecting portion 27 and projects the first shoji 15 toward the bathroom. Therefore, the access opening is wider than the opening size H of the opening by the width of the first sash. In the present embodiment, the opening dimension G in the fully opened state is about 850 mm.

On the other hand, by the second opening operation, the first shoji 15
Is turned to the bathroom side, the entire shoji unit 5 becomes a folding door state, and the width of approximately one shoji becomes the output width dimension. In this embodiment, the output width dimension S is about 320 mm.

In the present embodiment, as described above, normally, the entrance can be opened and closed by the first opening operation (pulling operation), and the second opening operation is performed as needed to fully open. This second opening operation (full opening operation) does not rotate the entire shoji unit 5 but rotates only the first shoji 15 so that the operation is easy.

Only one lower rail 13 and one upper rail 14 are required, and the number of upper rails and lower rails is not required by the number of sliding doors as in the case of the conventional sliding door, so that the expected width of the frame 3 can be reduced. .

When the shoji unit 5 is closed, the first shoji 15 is rotated and the rail 1 is closed, contrary to the above steps.
3 and 14, the lever 25 is operated to engage the engaging portion 33 with the lower rail 13, and the engaging portion 34 is engaged with the upper rail 14. Then, the handle 23 is moved along the rails 13 and 14 direction. And close the shoji unit 5.

Next, another embodiment of the present invention will be described. In the other embodiments described below, parts having the same functions and effects are denoted by the same reference numerals, and details of the parts are described. A detailed description will be omitted, and points different from the above-described embodiment will be mainly described. In another embodiment shown in FIG.
In the upper frame 7 (see FIG. 2), the second
A return guide portion 51 for guiding the return of the rotation of the shoji 19 is provided, and an engaging shaft portion 53 for engaging with the return guide 51 is provided on the hanging side of the second shoji 19. This return guide 51
Is an arc-shaped groove 55 along the rotation direction of the second shoji 19
And a linear groove 57 along the upper frame 7. The arc-shaped groove 55 guides the rotation and return of the second shoji 19, and the linear groove 57 guides the first shoji 15. When moved in the closing direction, the movement of the second shoji (shoji) 19 interlocking with the movement of the second shoji is regulated so as to prevent the rotation shaft on the suspension side of the second shoji (shoji) 19 from being displaced or shaken.

The present invention is not limited to the above embodiment,
Various modifications can be made without departing from the spirit of the present invention.
For example, in the engagement between the rails 13 and 14 and the engaging portions 33 and 34, the rails 13 and 14 are not limited to being convex, but may be grooves. In this case, the engaging portions 33, 3
4 may be a projection that moves the groove.

Further, the rail may be either the lower rail 13 or the upper rail 14, and the engaging portions 33 and 34 may be configured so as to be engaged with only one of them.

The number of the shojis constituting the shoji unit 5 is not limited to three, but may be any number as long as the number is more.

The multiple door 1 is not limited to a bathroom door, but may be used as another door or a partition.

The lever 25 for detaching the rails 13 and 14 from the engaging portions 33 and 34 may be integral with the handle 23.

The engaging portion 36 provided on the connection side of the second and third sashes 19 and 17 is not limited to being provided on both the second and third sashes 19 and 17 and is provided on one of the two. You may.

[0042]

According to the first aspect of the present invention, the door can be opened and closed by two operations, a first opening operation as a pulling operation and a second opening operation as a folding operation.

In the first opening operation, the door can be opened and closed by a pull operation, so that the elderly can easily operate. In the first opening operation, the second and third shojis are folding doors.
The dimensions of the doorway can be wider than the sliding door.

Further, if necessary, after the door is opened by the first opening operation, the door opening can be further widened by performing the second opening operation in which the first sash is rotated in one of the doorway directions.

At the time of full opening by the second opening operation, the first sash is rotated about the first connecting portion, and only the width of the first sash appears in the in / out direction, so that the output width is small.

The full opening operation by the second opening operation does not rotate the entire shoji unit, but rotates only the first shoji, so that the operation is easy.

According to the second aspect of the present invention, the first opening operation and the second opening operation can be performed by detaching the engaging portion provided on the first sash from the rail while achieving the effect of the first aspect.
Opening operation can be switched, and operability is good.

According to the third aspect of the present invention, the first aspect is provided.
In addition to the same effect as the invention described in the second aspect, the first opening operation causes the projection portion to project the second and third shojis in the refraction direction. And folding of the third shoji is easy.

According to the invention set forth in claim 4, according to claim 1,
In addition to providing the same effect as the invention described in any one of (1) to (3) above, since the return of the rotation of the second sash is guided when the first sash is horizontally moved in the closing direction, the sash unit returns to the closed position. Can be smoothly performed, and the displacement and blurring of the rotation axis of the second shoji can be prevented.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a multiple door according to an embodiment of the present invention.

FIG. 2 is a longitudinal sectional view of the multiple door shown in FIG.

3A and 3B are perspective views for explaining an opening and closing operation of the multiple door shown in FIG. 1, wherein FIG. 3A is a view in a closed state, FIG. 3B is a view of a first opening operation, and FIG. FIG.

FIG. 4 is a cross-sectional view of the multiple door showing a first opening operation;
(A) is a figure of a closed state, (b) is a figure which shows the time of the start of a 1st opening operation.

FIG. 5 is a cross-sectional view of the multiple door showing a second opening operation;
(A) is a figure which shows the time of the start of a 2nd opening operation, and (b) is a figure which shows a full open state.

FIG. 6 is a front view of the multiple door showing an arrangement state of the engagement portions.

FIG. 7 is a cross-sectional view of a multiple door according to another embodiment.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 multi-sheet door 3 frame 5 shoji unit 7 upper frame (horizontal frame) 9 lower frame (horizontal frame) 13 rail 14 rail 15 first shoji 17 third shoji 19 second shoji 27 first connecting portion 29 second connecting portion 33 , 34 engagement part 41 projection part 51 return guide part

Claims (4)

[Claims] 1. A shoji unit comprising a frame, a shoji unit, a first shoji on a door side, a second shoji on a hanging side, and a first shoji.
A third sash (shoji) between the sash (shoji) and the second sash (shoji), a first connecting portion for rotatably connecting the first sash (shoji) and the third sash (shoji), and a rotatable connection between the third sash (shoji) and the second sash (shoji). A second connecting portion, wherein the first shoji moves horizontally in the opening direction along the horizontal frame and rotates at the first and second connecting portions, whereby the second shoji and the third shoji are bent. A multi-panel door capable of performing one opening operation and a second opening operation of rotating a first sash in a doorway direction by rotating a first sash in a first connecting portion. 2. The frame has a rail for guiding the travel of the first shoji on the horizontal frame, and an engaging portion movable along the rail on the door end side of the first shoji. It is removable,
The engaging portion is engaged with the rail, the first shoji moves horizontally along the rail, and the engaging portion is detached from the rail so that the first shoji is rotatable at the first connecting portion. Item 1. A multi-sheet door according to item 1. 3. The multi-panel door according to claim 1, wherein the frame has a projection for guiding the second or third shoji in the bending direction at the start of the first opening operation. 4. The frame according to claim 1, wherein the frame has a return guide portion for guiding the return of the rotation of the second sash when the first sash moves horizontally in the closing direction. Multi-sheet door as described.