JP2002227503A - Outset sliding door device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate installation and to improve the appearance of a sliding door in its closed state. SOLUTION: This outset sliding door device is provided with a frame body 1 constituting an entrance 2, a lower rail 5 laid on the outer floor surface of the frame body 1, an upper rail 10 hung above the entrance 2, and a sliding door 20 fitted with a slider 30 where a door wheel 21 running on the lower rail 5 is mounted and the upper rail 10 is slidably inserted. The upper rail 10 is provided in a position lower than the upper end 23 of the sliding door 20, and the slider 30 is provided on the back B of the sliding door 20 at a height corresponding to the upper rail 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding door device used for partitioning between rooms in a building.

[0002]

2. Description of the Related Art Conventionally, a revolving door which has been attached to a frame constituting an entrance of a room through a hinge as a partition through a hinge is changed to an external sliding door when rebuilding a building. There is.

In such a case, a lower rail for a sliding door is laid on the floor near the outside of the lower frame of the frame after the revolving door is removed, and the upper rail is moved along the outer side of the upper frame. It is attached so that it is located on the upper end surface of the.
The sliding door is built so that it runs on the lower rail with a door roller attached to the lower corners of the sliding door and a slider or door roller is attached to the upper corners of the sliding door and guided by the upper rail, close to the front of the frame body The doorway is opened and closed by running the vehicle.

Further, when the above-mentioned outset sliding door device is constructed, in order to prevent the sliding door from bouncing and opening halfway, it is disclosed in Japanese Patent Application Laid-Open Nos. 11-287065 and 11-350825. In some cases, a rebound preventing device including a wheel which is biased by a spring and is exposed at an upper end of a sliding door, and a stopper member fixed to an upper rail with which the wheel is engaged may be provided.

[0005]

However, in the above-mentioned conventional outset sliding door device, the sliding door is built so as to be very close to the frame constituting the entrance, so if the frame or the sliding door is distorted, the frame is opened and closed. It was difficult to adjust the building because the sliding door rubbed.

Further, the upper rail is exposed above the front of the sliding door whose entrance is closed, and a part of the wheel in contact with the upper rail in the rebound prevention device is exposed, so that the sliding door is completely closed. There was a drawback that it was not good to see in the state.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and has as its object to make it easy to build and to improve visibility when the sliding door is closed.

[0008]

According to the present invention, there is provided a frame forming an entrance, a lower rail laid on a floor surface outside the frame, and an upper rail suspended above the entrance.
A sliding door to which a door wheel running on the lower rail is attached and a slider to which the upper rail is slidably fitted is attached, and the upper rail is provided at a position lower than an upper end of the sliding door. And the slider is provided on the back surface of the sliding door at a height corresponding to the upper rail.

Thus, when the doorway is closed by the sliding door, the upper rail located at the doorway is hidden behind the sliding door, and the doorway is closed by the sliding door, so that it is easy to see. In addition, since the sliding door and the frame have a sufficient space between them, the sliding door can be easily assembled, and the sliding door does not rub against the frame even if the frame or the sliding door is slightly distorted. It can be a device.

In addition, stopper members are provided at both ends of the upper rail, and a slider is provided with a guide groove having an open upper surface into which the upper rail is inserted, and the slider is engaged with the stopper member from the slider. The sliding roller is provided in a state of being protruded in the traveling direction and urged upward, whereby the roller preceding the slider abuts the stopper member when the sliding door closes and the sliding door travels. The force is effectively alleviated and the sliding door is prevented from bouncing.

It is preferable that a shielding member is provided along both vertical frames of the frame so as to hide a gap between the sliding door and the frame.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below in detail with reference to the accompanying drawings.

FIGS. 1 to 3 show an embodiment of an outset sliding door device according to the present invention, which is laid on a floor 6 along a frame 1 constituting an entrance 2 and the outside of the frame 1. It comprises a lower rail 5, an upper rail 10 which is suspended along the wall 3 above the entrance 2, and a sliding door 20 which closes the entrance 2.

The frame 1 constitutes an entrance 2 provided in a partition wall 3 of the building, and comprises an upper frame 1a, left and right vertical frames 1b and 1c, and a shoe lip 1e. Shielding members 4 and 4 are provided along the outer sides of the left and right vertical frames 1b and 1c to cover a gap between the back surface B of the sliding door 20 and the frame 1 when the sliding door 20 is completely closed. The shielding members 4 and 4 are formed of a soft material that does not damage the sliding door 20 even when the sliding door 20 rubs, for example, a material made of cloth, hair, synthetic resin, rubber, or a combination thereof.

The lower rail 5 has a rail groove 7 in the longitudinal direction of the upper surface.
Are recessed, and are screwed to the floor surface 6. Also, stoppers 8a, 8b with which the lower ends of the sliding direction surfaces 22a, 22b of the sliding door 20 abut are provided at both ends of the lower rail 5.
Are provided on the floor surface 6 with screws.

The upper rail 10 is suspended from the lower surface of an inverted L-shaped rail mounting member 11 screwed to the wall 3 above the upper frame 1a. The mounting portion 11a of the mounting member 11 is provided with a long hole (not shown) so that the upper rail 10 can be adjusted in the thickness direction of the sliding door 20, and the upper rail 10 is screwed using this long hole. Therefore, the upper rail 1
By moving 0 from the attachment member 11 in the front-rear direction of the entrance 2, the distance between the sliding door 20 and the entrance 2 can be adjusted.

The height at which the upper rail 10 is attached to the wall 3 is lower than the upper end 23 of the sliding door 20 that has been built.
Is hidden behind the sliding door 20 so that it cannot be seen from the front of the sliding door 20.

At both ends of the upper rail 10, stopper members 14 each having a recess 13 connected to the downwardly inclined surface 12 are fixed, and constitute a rebound preventing device on the upper rail 10 side.

The sliding door 20 has a size larger than that of the entrance 2 so that the entrance 2 can be closed, and the height of the built sliding door 20 is higher than the position of the upper rail 10 attached to the wall 3. It is set as follows.

In the corners at the lower end of the sliding door 20,
Wheels 24, 24 that fit into the rail grooves 7 project from the lower surfaces of the door rollers 21, 21. In addition, near the upper side on the back surface B of the sliding door 20, an upper rail 1 is provided.
U-shaped guide groove 3 having an open upper surface in which 0 is slidably inserted.
Sliders 30, 30 each having a recess 1 are screwed at a height position corresponding to the upper rail 10.

The sliding door 20 has sliders 30 and 3 on the back side.
0 is guided by the upper rail 10 and the lower door roller 21,
The vehicle runs on the upper surface of the lower rail 5 at 21.

Rollers 32 are attached to the sliders 30 and 30 and project from the sliders 30 and 30 in the running direction and are urged upward by coil springs 34. The rollers 32 are provided at both ends of the upper rail 10. The stopper member 14 elastically engages with the stopper member 14 to constitute a device on the sliding door 20 side of the rebound preventing device together with the stopper member 14.

The roller 32 is rotatably mounted on the tip of a roller bracket 33 protruding from the slider 30 in the running direction.

Below the base end of the roller bracket 33,
A receiving piece 35 that receives the spring pressure of the coil spring 34 is provided in a protruding manner, and the receiving piece 35 is provided with a locking projection 35a with which one end of the coil spring 34 is engaged.

The roller 32 is provided with a spring pressure adjusting mechanism using a coil spring. That is,
In the lower end of the slider 30, an adjusting screw rod 36 exposing a head 36a is rotatably supported by an E-ring 37, and an adjusting plate 38 is attached to the adjusting screw rod 36. Is impossible to rotate and adjustment screw rod 3
The coil spring 34 is set between the adjustment plate 38 and the receiving piece 35 of the roller bracket 33 by the rotation of the screw 6 in the linear direction of the adjustment screw rod shaft 36.

In this spring pressure adjusting mechanism, when the adjusting screw rod 36 is rotated clockwise, the adjusting plate 38 moves in the roller direction, compresses the coil spring 34, and the urging force on the roller 32 increases. When the adjusting screw 36 is rotated in the counterclockwise direction, the coil spring 34 is extended and the urging force is weakened.

In the outset sliding door device of the present embodiment configured as described above, the sliders 30, 30 are provided on the back surface of the sliding door 20, and the shielding member 4 for concealing the gap between the sliding door 20 and the frame 1 is provided. With the configuration, the sliding door 2
0 can be installed outside the frame 1 at a sufficient interval, and the sliding door 20 does not have to worry about rubbing against the frame 1 and the wall 3.

Therefore, not only can it be used as an outset sliding door device at the time of new construction, but even if there is some distortion in the frame 1 on which the revolving door is attached when rebuilding the building, the frame 1 can be used as it is. It can be used as the entrance 2 in the outset sliding door device drawer, and is suitable as a sliding door device installed when re-home.

When the sliding door 20 is run and the entrance 2 is closed, the roller 32 preceding the slider 30 elastically abuts on the inclined surface 12 of the stopper member 14 just before closing, and the running force of the sliding door 20 is reached. Buffer,
The roller 32 softly engages the recess 13 to prevent the sliding door 20 from rebounding. Almost simultaneously with the engagement of the roller 32, the stopper member 14 and the upper end surface 39 in the traveling direction of the slider 30 contact, and the traveling direction surface 22b below the sliding door 20 and the stopper 8b of the lower rail 5 contact and do not rebound. Close.

When the sliding door 20 is closed, the sliding door 20
Is higher than the position of the upper rail 10 attached to the wall 3, the upper rail 10 above the entrance 2 is concealed by the sliding door 20. In addition, the slider 30 and the roller 32 are not exposed to the front of the sliding door 20, so that they can be seen well and the aesthetic appearance in the room is not spoiled.

[0031]

The present invention is embodied in the form described above, and has the following effects.

Since the upper rail is provided at a position lower than the upper end of the sliding door and the slider is provided on the back surface of the sliding door having a height corresponding to the upper rail, the upper rail is hidden behind the sliding door when the entrance is closed with the sliding door. They look good and do not impair the aesthetics of the room.

Further, since a sufficient interval is provided between the sliding door and the frame body, it is easy to perform an assembling operation, and a sliding door device suitable for re-home can be provided.

Further, since the roller of the rebound prevention device comes into contact with the stopper member before the slider before the slider, the running force of the sliding door is effectively reduced, and the rebound of the sliding door is reliably prevented. I do.

[Brief description of the drawings]

FIG. 1 is a front view showing an embodiment of an outset sliding door device of the present invention.

FIG. 2 is an explanatory diagram showing the direction of arrow A in FIG. 1;

FIG. 3 is an explanatory view showing a rebound preventing device in the outset sliding door device of the present invention.

[Explanation of symbols]

Reference Signs List 1 frame, 1b, 1c vertical frame, 2 doorway, 4 shielding member, 5 lower rail, 6 floor, 10 upper rail, 14
Stopper member, 20 sliding door, 21 door roller, 30 slider, 31 guide groove, 32 roller,

Claims (3)

[Claims] 1. A frame that constitutes an entrance, a lower rail laid on a floor outside the frame, an upper rail that is suspended above the entrance, and runs on the lower rail. A sliding door to which a door roller is attached and to which the upper rail is slidably fitted.The upper rail is provided at a position lower than an upper end of the sliding door, and the slider is the slider. An outset sliding door device provided on a back surface of the sliding door having a height corresponding to an upper rail. 2. A stopper member is provided at both ends of the upper rail, and a slider is provided with a guide groove having an open upper surface into which the upper rail is inserted, and is engaged with the stopper member from the slider. 2. The outset sliding door device according to claim 1, wherein the roller is provided so as to protrude in the running direction and be urged upward. 3. The outset sliding door device according to claim 1, wherein a shielding member for concealing a gap between the sliding door and the frame is provided along both vertical frames of the frame.