JP3107200B2 - Interlocking mechanism of sliding door - Google Patents

Abstract

The support and guide device is for a sliding door, especially in a building. A guide rail (3a) is fixed to the ceiling or a lintel beam and has two troughs (4,5). The first trough nearest to the web of the beam accommodates wheels (17,18) attached to brackets (12a-13b) fastened by screws (B1-3) to the two outer sliding door panels (6a-b). An M-shaped lower guide rail (3b) is fastened to a lower sill and sliders (15) move along the two downward-facing grooves (10,11) in the M-shape. The centre door panel (7) is hung from a central support frame (14) with two wheels (19) which run in the second trough in the top guide rail. There are connecting beams (22a,b) which carry smaller wheels (20a,b).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an interlocking mechanism of a door, and more particularly to a mechanism in which a first moving body disposed at the center of an opening / closing door is twice as large as a moving distance of a second moving body disposed on both sides. The present invention relates to an interlocking mechanism of a sliding door that moves in an interlocking manner so as to be able to be dragged with a moving amount of the sliding door.

[0002]

2. Description of the Related Art A sliding door conventionally used as a door for opening / closing an opening / closing opening is used by combining a plurality of doors.

For example, considering a case where a plurality of doors are used in combination with the same opening / closing opening, two sliding doors are used.
Or a structure in which three sheets are combined is common.

[0004]

As described above, when a plurality of doors are used in combination as sliding doors, the number of doors can be widened if the number of doors is increased. In addition, the range of movement of the person who operates when opening and closing is widened, resulting in poor operability.

Further, a convex handle or a concave handle is attached to each slide door. When the convex handles are attached to a plurality of slide doors as described above, the convex handle is opened at the end of each door. Therefore, there is a problem that all the sliding doors cannot be opened and the opening / closing opening cannot be opened sufficiently widely.

On the other hand, when the concave handles are attached, there is no interference with the overlapping doors, but they overlap each other by opening all the sliding doors, so that the concave handles enter between the doors and close the sliding doors. Draw-out operation is difficult.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problem, and has a simple sliding door interlocking mechanism for performing opening and closing operations with a very simple operation with a small moving range of a person who opens and closes a sliding door. The purpose is to provide.

[0008]

According to the present invention, there is provided a center door which is movably supported by one of upper guides provided in the upper portion of an opening / closing opening and is disposed at the center, and which is movable to the other of the upper guides. A side door that is supported and disposed on both sides, and has an interlocking mechanism that interlocks and moves the center door and the side door in a pulling manner, wherein the interlocking mechanism is separated from the center door and pivotally supported. while stretched an endless belt pulleys, said to fix the spaced apart portions of the endless belt toward the center from each side door made by projecting the belt holding means, wherein the interlocking mechanism, the side door This is an interlocking mechanism of a sliding door that moves twice as much as the center door , with the upper part of both side doors facing downward.
A U-shaped support is attached and the downward U-shaped support
Wheels are respectively supported on the outer surface of the shaped support,
A horizontal holder with a U-shaped cross section is attached to the upper part of the center door
The outer surface of the holder having a U-shaped cross section is
Upper shaft provided on the opening / closing opening.
On one track of the id, the wheels of both side doors are
In addition, the other track of the upper guide is
Wheels are engaged, wide center door and narrow side door
But on each track of the upper guide via a respective wheel
Suspended and supported so that they can slide each other
It is characterized by becoming .

According to the present invention, one of the upper guides attached to the upper portion of the opening / closing opening is movably supported at the center and arranged at the center.
A center door , side doors movably supported by the other of the upper guides and arranged on both sides, the center door and
And an interlocking mechanism that works move to the difference pull the side door,
The interlocking mechanism, the center door at a distance from each other in axially supported by a pair of pulleys as well as stretched an endless belt, said endless central than the respective side door <br/> to secure the spaced portions to each other of the belt made by projecting the belt holding means towards, the interlocking mechanism, by interlocking mechanism pull differences door has a side door to move in the moving amount of 2-fold relative to the center door
There, at the top of each side door, cross-sectional U-shaped support
Is mounted on the outer surface of the support having the U-shaped cross section.
Each wheel is supported on the center door and above the center door
Is equipped with a downward U-shaped horizontally long holder.
A wheel is supported on the outer surface of the downward U-shaped holder.
One of the upper guides provided above the opening
The two side door wheels are
The center track wheel is engaged with the other track
A wide center door and narrow side doors
Hung on each track of the road via their respective wheels
It is characterized by being supported so as to be able to slide each time .

[0010]

[0011]

[0012]

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the embodiments and the drawings. One embodiment of the interlocking mechanism of the sliding door of the present invention will be described.

FIG. 1 is an exploded perspective view of a first moving body, a second moving body, and an interlocking mechanism. FIG. 2 is a cross-sectional view showing a state where the interlocking mechanism is attached to the assembled first moving body and the second moving body. FIG.

In FIGS. 1 and 2, reference numeral 1 denotes a sliding door which is a combination of three doors comprising a first moving body and a second moving body. The lower guide 3b attached to the lower part of the opening / closing opening 2 is slidably supported by being suspended by an upper guide 3a, which is a guide attached to the opening.

The upper guide 3a is provided with tracks 4 and 5 having two rows of concave grooves formed on the upper surface thereof, and extends in the longitudinal direction over the entire width of the opening / closing opening 2.

The lower guide 3b is provided with tracks 10, 11 formed of two rows of concave grooves which are opened downward, and extends in the longitudinal direction over the entire width of the opening / closing opening 2.

Therefore, the sliding door 1 is mainly provided between the side doors 6a and 6b, which are the second moving bodies, which are engaged and supported on one same track 4 of the upper guide 3a, and the other track 5 of the upper guide 3a. When the opening / closing opening 2 is closed by being engaged, the center door 7 which is a wide first moving body disposed at the center of both side doors 6a and 6b, and the side doors 6a and 6b are moved by the amount of movement of the center door 7. The center door 7 and an interlocking mechanism 8 operatively connected to each other so as to move in an interlocking manner with a double movement amount.

More specifically, the center door 7 has a width approximately half the width of the opening / closing opening 2 and the side door 6a or 6b.
The sliding door facing the front side has double the width of b, and convex handles 9a and 9b are attached to the sliding door.

In the case of this embodiment, the center door 7 is located at the center of the side doors 6a and 6b arranged on both sides of the opening / closing opening 2 when the opening / closing opening 2 is closed. , 6b, the convex handles 9a, 9b are attached to both side doors 6a, 6b located on the front side.

The handles 9a and 9b attached to both side doors 6a and 6b are not limited to the convex shape, but may be concave handles. The mounting position is the side of the center door 7 of both side doors 6a and 6b. May be arranged respectively.

On the upper portions of both side doors 6a and 6b, supports 12a and 12 formed in a downward U-shape are provided.
b and 13a, 13b are attached via bolts B1, B2 (only some of which are shown),
Wheels 1b are provided on the outer surfaces of 2b and 13a, 13b, respectively.
7, 18 are rotatably supported by the shaft.

A horizontally long holder 14 having a U-shaped cross section is mounted on the center door 7 via bolts B3. Wheels 19, 19 are rotatably supported on the outer surface of the holder 14. ing.

The wheels 17, 18 attached to the side doors 6a and 6b are engaged with one track 4 of the upper guide 3a, and the wheels 1
9 and 19 are engaged with the other track 5 of the upper guide 3a.

On the other hand, supports 15, 15 are attached to the lower portions of both side doors 6a and 6b, and the tips bent above the ports 15, 15 are connected to the lower guide 3b.
Are slidably locked to one of the same tracks 10.

At the lower part of the center door 7, supports 16, 16 shown in FIG.
The tips of 6 and 16 are slidably locked on the other track 11 of the lower guide 3b.

The wide center door 7 and the narrow side doors 6a and 6b are suspended from the tracks 4 and 5 of the upper guide 3a via wheels 17 and 18, respectively, while the wide center door 7 and the narrow side doors 6a and 6b are suspended from the lower guide 3b. Each of the tracks 10 and 11 is slidably locked and pulled and slidably supported.

Next, the interlocking mechanism 8 will be described.

As shown in FIGS. 1, 2 and 3, the interlocking mechanism 8 includes a pair of pulleys 20a which are rotatably supported on inner surfaces of both ends of the holder 14 and have grooves formed on the outer periphery. , 20b, an endless belt 21 stretched over the pulleys 20a, 20b, and supports 12b, 13a attached to both side doors 6a, 6b, projecting inward from each other, and fixing pins 23a, It is composed of stays 22a and 22b, which are belt holding means for fixing two different points at which the endless belt 21 is divided into two parts via 23b.

When the center door 7 is located at the center of the side doors 6a, 6b arranged on both sides, the fixing point of the endless belt can be moved toward the center at a position close to each pulley 20a, 20b. It is located in.

As described above, the center door 7 is connected to the side door 6
The side doors 6a and 6b have a width twice as large as that of the side doors 6a and 6b, and are disposed to be movable behind the side doors 6a and 6b.

Next, the operation of the three sliding doors moving via the interlocking mechanism will be described. 6A and 6B are explanatory diagrams of the operation when the first and second moving bodies move via the interlocking mechanism. FIG. 6A shows a state in which three sliding doors are closed. Side doors 6a and 6b having a width D are arranged on both sides of the width W of the mouth 2, and the side doors 6 are provided at the center.
A center door 7 having a width 2D that is twice as large as the widths a and 6b is arranged.

The center door 7 and the side doors 6a, 6
b is suspended via wheels 17, 18, and 19 locked in two concave grooves 4, 5 provided alongside the guide, and is interlockingly moved so as to be able to be pulled.

As described above, the center door 7 and the side door 6
Since the guides 3a and 6b are suspended and supported by the guide 3a, the guide 3a is not exposed to the upper portion of the lower surface of the opening / closing opening 2, so that dust and the like do not enter the guide 3a. 6a and 6b can be moved smoothly without resistance.

Here, the interlocking mechanism 8 with the three sliding doors closing the opening 2 is in the state shown in FIGS.

That is, the stays 22a and 22b projecting inward from both side doors 6a and 6b are connected to the stays 2a and 22b.
The endless belt 21 is separated from the endless belt 21 via fixing pins 23a, 23b at the tips of 2a, 22b.
Each of the fixing pins 23a and 23b is fixed to each of two different points to be divided toward the center.
0a and 20b.

Next, as shown in FIG. 6B, when one side door 6a is opened and moved by L from the opening / closing opening,
The center door 7 at the center moves L / 2 from its original position in conjunction with the movement of the side door 6a by the action of the interlocking mechanism 8.

That is, as shown in FIG. 3 (b), when the pin 23a moves L to the right by opening one of the side doors 6a, the endless belt 2 above the pulleys 20a, 20b.
1 is a stay 22b of the other side door 6b that is stopped.
Since it is fixed to the end via the pin 23b, it cannot be moved, and only the lower endless belt 21 moves by the same distance L.

As a result, the pulley 20a moves rightward by L / 2, and at the same time, the holder 1 is integrated with the pulley 20a.
The other pulley 20b pivotally supported by 4 also moves right by L / 2, and the center door 7 moves right by L / 2.

Next, as shown in FIG. 4C, when one side door 6a moves W / 2 and comes into contact with the other side door 6b, the center door 7 is moved to W / 4. Will move.

However, since the width of the center door 7 is twice as wide as the side doors 6a and 6b,
The two side doors 6a and 6b overlap the back side and half of the opening / closing opening (W / 2) is opened.

As described above, the center door 7 disposed at the center and the side doors 6a disposed on both sides of the center door 7 are provided.
6b moves interlockingly so that it can be dragged, and the side doors 6a, 6b
Has twice the amount of movement with respect to the side doors 6a, 6b by the interlocking mechanism 8, so that the center door 7 and the side doors 6a,
The center door 7 and one of the side doors 6a or the other 6b can be moved at the same time by an extremely simple operation.

Since the center door 7 has twice the width of the side door 6a or 6b, and is disposed movably behind the side door 6a or 6b, the one side door 6a or 6b is fully opened. In this case, the entire width of the center door 7 is overlapped on the back side of the two side doors 6a and 6b, so that the opening / closing opening 2 can be widely used.

Next, another embodiment of a sliding door using an interlocking mechanism will be described.

FIG. 4 is an exploded perspective view of the first moving body, the second moving body and the interlocking mechanism. FIG. 2 is a cross-sectional view showing a state where the interlocking mechanism is attached to the assembled first moving body and the second moving body. FIG.

In the drawings, the same components as those of the above-described embodiment are denoted by the same reference numerals, and detailed description is omitted.

In FIGS. 4 and 5, reference numeral 30 denotes a three-piece combination sliding door including a first moving body and a second moving body. It is hung by the guide 3a and slidably supported, and the lower part is also slidably supported by the lower guide 3b attached to the lower part of the opening / closing opening 2.

The sliding door 30 mainly engages with the side doors 31a and 31b, which are second moving bodies, which are engaged and supported on one and the same track 5 of the upper guide 3a, and the other track 4 of the upper guide 3a. When the door 2 is closed,
The center door 32, which is a wide first moving body disposed at the center of the center doors 1a and 31b, and the side doors 31a and 31b are moved so as to move together with the center door 32 by an amount twice as large as that of the center door 32. And an interlocking mechanism 8 operably connected.

More specifically, the center door 32 is
And the width of the side door 31a or 31b is twice the width of the side door 31a or 31b, and convex handles 33a and 33b are attached to both sides of the center door 32 facing the front side.

The handles 9a and 9b attached to both side doors 31a and 31b are not limited to convex ones, but may be concave ones.

The supports 34a, 3a, 3a formed in a U-shaped cross section are provided on the upper portions of both side doors 31a, 31b.
4b and 35a, 35b are attached via bolts B1, B2 (only some of which are shown),
Wheels 1 on the outer surfaces of 34b and 35a, 35b
7, 18 are rotatably supported by the shaft.

On the upper part of the center door 32, a horizontally long holder 36 formed in a downward U-shape is mounted via bolts B3, and wheels 19, 19 are rotatable on the outer surface of the holder 36. It is pivoted on.

The wheels 17, 18 attached to both side doors 31a and 31b are engaged with one and the same track 5 of the upper guide 3a, and the wheels 19, 19 attached to the center door 32 are connected to the upper guide 3a. Is engaged with the other track 4.

On the other hand, supports 16 and 16 are attached to the lower portions of both side doors 31a and 31b, and the tips bent above the ports 16 and 16 are connected to the same track 11 of one of the lower guides 3b. Is slidably locked at

At the lower part of the center door 32, supports 15, 15 shown in FIG.
The tips of 5 and 15 are slidably locked on the other track 10 of the lower guide 3b.

As described above, the wide center door 32 and the narrow side doors 31a and 31b are connected to the wheels 17, 1 respectively.
8 and 19, each of the tracks 4 and 5 of the upper guide 3a,
11 are slidably engaged with each other and are slidably supported respectively.

Next, another embodiment of the interlocking mechanism used for the sliding door will be described.

As shown in FIGS. 4 and 5, the interlocking mechanism 37 is a pair of pulleys which are rotatably supported by brackets 38 inside both ends of the holder 36 via brackets 38 and have grooves formed in the outer periphery. 20a, 20b and the pulley 20
a, 20b, endless belts 21 and support members 34b, 35a of both side doors 31a, 31b project inwardly from each other, and fixed pins 23a, 23b at the ends.
And two stays 39a and 39b, which are two belt fixing means, which divide the endless belt 21 into two parts.

The fixing points of the endless belt 21 are determined by the side doors 31a and 31a on which the center door 32 is disposed on both sides.
When it is located at the center of b, it is located movably toward the center at a position close to each pulley 20a, 20b.

As described above, the center door 32 is
The side doors 31a and 31b have a width twice that of the side doors 31a and 31b.

Next, the operation of the three combination sliding doors that move via the interlocking mechanism will be described.

FIGS. 7A to 7C are explanatory views of the operation when the first and second moving bodies move via the interlocking mechanism. In the figure, M denotes a combination sliding door which is opened and closed by a person. This is the operation position when performing.

(A) shows a state in which the three sliding doors are closed. In this state, the width D is set on both sides of the full width W of the opening / closing opening 2.
Side doors 31a and 31b are arranged, and a center door 32 having a width 2D twice as large as the side doors 31a and 31b is arranged at the center.

The interlocking mechanism 37 in this state is in the state shown in FIGS. That is, both side doors 3
Stays 39 projecting inward from 1a and 31b
a and 39b are fixed to two different points of the endless belt 21 that are separated from each other and divided into two parts by the fixing pins 23a and 23b at the tips of the stays 39a and 39b. , 23b are movably positioned toward the center at positions close to the respective pulleys 20a, 20b.

That is, as shown in FIG. 4B, the person stands at the operation position M, and one handle 33a of the center door 32 is set.
When the center door 32 is moved by L from its original position with the handle, one side door 31a (left side) is
L can be moved.

That is, when the center door 32 is moved rightward L as shown in FIG. 7B, the pulleys 20a, 20
b also moves L similarly, but the endless belt 21 on the upper side of the pulleys 20a and 20b is fixed to the fixing pin 23b of the stay 39b of the side door 31b and stopped, so that it is fixed to the other endless belt 21. The fixed pin 23a is moved together with one side door 31a by 2L (the movement amount of the center door 32 is 2L).
Double) will move to the right.

Next, as shown in FIG. 7C, while the center door 32 moves W / 2 (half of the opening width W), one side door 31a moves W × 3/4. become.

However, since the side doors 31a and 31b are formed so that the width of the doors is half the width of the center door 32, the side doors 31a and 31b overlap the back side of the center door 32 and are half of the opening / closing opening (W / W).
2) will be released.

As described above, the center door 32 is connected to the side door 31.
a, 31b, which are twice as wide as the side doors 31a, 31b.
Since all the sliding doors can be moved while the person is stationary in front of the center door 32 located at the center, the sliding doors can be moved on the front side of b.

[0070]

The present invention has the following effects.

According to the first and second aspects of the present invention, the center door and both side doors are suspended and supported by the upper guide, so that the guide is exposed above the lower surface of the opening / closing opening. There is no.

[0072]

[0073]

[0074]

[0075]

[0076]

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a first moving body, a second moving body, and an interlocking mechanism according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view illustrating a state in which an interlocking mechanism is attached to the assembled first moving body and second moving body according to the embodiment of the present invention.

FIG. 3A is a plan view of a sliding door interlocking mechanism, and FIG.
FIG. 4 is a side view of a slide door interlocking mechanism.

FIG. 4 shows a first moving body and a second moving body according to another embodiment of the present invention.
FIG. 2 is an exploded perspective view of a moving body and an interlocking mechanism.

FIG. 5 is a cross-sectional view showing a state where an interlocking mechanism is attached to an assembled first moving body and a second moving body according to another embodiment of the present invention.

FIGS. 6A to 6C show an embodiment of the present invention; FIG.
It is operation | movement explanatory drawing at the time of opening and closing the sliding slide door which combined the sheet.

FIGS. 7 (a) to 7 (c) are explanatory views of another embodiment of the present invention, showing an operation when opening and closing a sliding slide door combining three sheets.

[Explanation of symbols]

 1, 30 sliding door 2 opening / closing opening 3a upper guide 3b lower guide 4, 5 track 6a, 6b, 31a, 31b side door 7, 32 center door 8, 37 interlocking mechanism 9a, 9b, 33a, 33b handle 10, 11 track 12a , 12b, 34a, 34b Support 13a, 13b, 35a, 35b Support 14, 36 Holder 15, 16 Support 17, 18, 19 Wheel 20a, 20b Pulley 21 Endless belt 22a, 22b, 39a, 39b Stay 23a, 23b Fixing pin

Claims (2)

(57) [Claims] A center door which is movably supported by one of upper guides provided in the upper part of the opening and closing and is disposed at the center; and both sides which are movably supported by the other of the upper guides. a side door disposed, and a interlocking mechanism interlocking movement differences pull the center door and the side door <br/>, the interlocking mechanism, axially supported by a pair of spaced apart in the center door while stretched an endless belt pulleys, said to fix the spaced apart portions of the endless belt toward the center from each side door made by projecting the belt holding means, wherein the interlocking mechanism, the side door a linkage mechanism for pulling difference door to center the door and moves with the moving amount of 2-fold in the upper portion of each side door, supported downward U-shaped mounting
The downward facing U-shaped support has a
Each wheel is supported, and the upper part of the center door is
A horizontal U-shaped holder is attached, and the U-shaped cross section
A wheel is supported on the outer surface of the shaped holder,
One track of the upper guide provided at the top of the mouth
The wheels of both side doors are further
The track of the center door is engaged with the track of
Center doors and narrow side doors are connected to each track of the upper guide.
Are suspended via their respective wheels
A sliding door interlocking mechanism characterized by being slidably supported . 2. A center door which is movably supported by one of upper guides provided in the upper part of the opening and closing and is disposed at the center, and both sides which are movably supported by the other of the upper guides. a side door disposed, and a interlocking mechanism interlocking movement differences pull the center door and the side door <br/>, the interlocking mechanism, axially supported by a pair of spaced apart in the center door while stretched an endless belt pulleys, said to fix the spaced apart portions of the endless belt toward the center from each side door made by projecting the belt holding means, wherein the interlocking mechanism, the side door a linkage mechanism for pulling difference door to center the door and moves with the moving amount of 2-fold in the upper portion of each side door, the mounting support of U-shaped cross section
And each of the supports has a U-shaped cross section.
The wheels are pivoted, and the upper part of the center door faces downward
A U-shaped horizontally long holder is attached, and the downward U-shaped
A wheel is supported on the outer surface of the
Said one of the orbit of the upper guide provided in the upper two sub
The guide door wheel is further equipped with the other rail of the upper guide.
The center door wheel is engaged with the road,
Doors and narrow side doors
Suspended through each wheel
An interlocking mechanism for a sliding door, which is supported so that it can be guided .