JP3386544B2 - Revolving door lock device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a room door such as a toilet.

[0002]

2. Description of the Related Art Conventionally, the door of a small room such as a toilet is not different from the door of a large room, and one end of a flat door is hinged.

[0003]

The conventional toilet doors are not designed to be widely used in a small room.

Therefore, the applicant of the present application has formed a toilet door into a semicircular shape, and half-rotates the door when opening and closing the door so that the inside of the toilet can be widely used when using the toilet. I applied for a revolving door as Japanese Patent Application No. 5-238539.

It is a technical object of the present invention to make it possible to easily rotate and open / close a revolving door which can be widely used in the room at the time of use.

[0006]

According to a first aspect of the present invention, a door plate 12 having a convex front surface and a concave back surface is installed at an entrance 2, and a drive device 20 is mounted on the door plate 12. Connected, the door plate 12 is installed so as to be rotatable about the vertical center line, and stoppers 6 are provided on both sides of the inlet 2. The stoppers 6 rotate the door plate 12 into the chamber 1. At the moved closed position, when one of the recessed stoppers 6 is made to project, the door plate 12 is rotated halfway by the drive device 20, and at the position where the door plate 12 abuts on the one projected stopper 6. While stopping, the other stopper 6 projects,
The door plate 12 is held in the closed position outside the room 1, and the door plate 12 is
When one of the stoppers 6 is retracted at the outside closed position, the door plate 12 rotates half a turn and stops at a position where the door plate 1 contacts the other stopper 6, and then the other stopper 6
Was formed so as to be immersive into a revolving door lock device.

According to a second aspect of the invention, the surface is formed in a convex shape,
A door plate 12 having a concave back surface is installed at the entrance 2,
A drive device 20 is connected to the door plate 12, the door plate 12 is installed so as to be rotatable about a center line in the vertical direction, and stoppers 6 are provided on both sides of the entrance 2. At a position where the door plate 12 is rotated into the chamber 1 and one of the protruding stoppers 6 is retracted, the drive device 20 causes the door plate 12 to make a half rotation and come into contact with the other stopper 6. Stop at the same time as one stopper 6
Protrudes to hold the door plate 12 in the closed position outside the room 1, and when one of the stoppers 6 is retracted in the closed position where the door plate 12 is outside the room 1, the door plate 12 rotates half a turn. After the door plate 12 is stopped at the position where the other stopper 6 comes into contact with the other stopper 6, the one stopper 6 is formed so as to protrude to form a rotary door lock device.

[0008]

In the first aspect of the invention, when the chamber 1 is not used, the door plate 12 is in the closed position where the door plate 12 is rotated into the chamber 1 as shown in FIG. 1, and the stoppers 6 are retracted into both sides of the inlet 2. ing.

A person trying to enter the chamber 1 stands in the door plate rotation range 4 close to the door plate 12 and directly projects one of the recessed stoppers 6, or
A switch (not shown) is operated to cause one of the stoppers 6 to project.

Then, the door plate 12 is rotated by the drive device 20 and half-rotated through the other stopper 6 side,
At the position where the door plate 12 contacts the one stopper 6, the door plate 1
2 stops, and the other stopper 6 projects to hold the door plate 12 in the closed position outside the chamber 1 shown in FIG.

A person standing in the door plate turning range 4 outside the door plate 12 enters the chamber 1 inside the door plate 12. Next, a person who tries to get out of the door plate 12 from the inside of the chamber 1 is within the door plate rotation range 4 shown in FIG.
Then, one of the stoppers 6 is immersed.

Then, the door plate 12 is rotated by the drive device 20 and half-rotated through the side of the one stopper 6 that is depressed, and the door plate 12 abuts on the other stopper 6 from which the door plate 12 projects. After stopping at the position, the other stopper 6
Will be immersed. Then, the door plate 12 becomes the closed position shown in FIG.

A person standing inside the door plate 12 within the door plate rotation range 4 becomes the outside of the door plate 12 and goes out of the room 1. Then, in the state shown in FIG. 3 where there is a person who is inside the chamber 1, the door plate 12 is in the form of bulging out of the chamber 1,
In the state shown in FIG. 1 in which the inside is widened and no one is inside the chamber 1, the door plate 12 is bulged into the chamber 1, the inside of the chamber 1 is narrowed, and the outside of the chamber 1 is widened. .

In the second aspect of the invention, when the chamber 1 is not in use and the door plate 12 is in the closed position where the door plate 12 is rotated into the chamber 1, the stoppers 6 are provided on both sides of the inlet 2 as shown in FIG. Protruding from the part.

Then, a person who tries to enter the chamber 1 stands in the above-mentioned door plate rotation range 4 and protrudes from the stopper 6
Either one of them is directly immersed, or the switch is operated to immerse one of the stoppers 6.

Then, the door plate 12 is rotated by the drive device 20, passes through one stopper 6 side and makes a half rotation, and the door plate 12 stops at the position where the door plate 12 contacts the other stopper 6. At the same time, the stopper 6 on one side projects and the door plate 12
Are held in the closed position outside the chamber 1 shown in FIG.

The person standing outside the door plate 12 within the door plate turning range 4 becomes inside the door plate 12 and enters the chamber 1. Next, a person who tries to get out of the door plate 12 from the inside of the chamber 1 stands in the door plate rotation range 4 shown in FIG. 3 and immerses one of the stoppers 6.

Then, the door plate 12 is rotated by the driving device 20, half-rotated through the side of the one stopper 6 which is recessed, and stopped at a position where the door plate 12 abuts on the other protruding stopper 6. After that, one stopper 6 projects. Then, the door plate 12 is rotated to the closed position in the chamber 1 shown in FIG.

A person standing inside the door plate 12 within the door plate turning range 4 becomes the outside of the door plate 12 and goes out of the room 1. When the chamber 1 is in the use state, the inside of the chamber 1 is wide, and when the chamber 1 is not in use, the inside of the chamber 1 is narrow and the outside of the chamber 1 is wide.

[0020]

Embodiments of the present invention will now be described with reference to the drawings. 1 to 4 are diagrams for explaining an embodiment of the present invention.

In the revolving door lock device of this embodiment, a semi-cylindrical door plate 12 having a convex surface and a concave surface is vertically installed at the entrance 2 of the toilet. Further, at the lower end of the door plate 12, three wheels 31 (only two are shown in FIG. 2) contacting the floor 3 are provided.

A door plate 12 installed vertically at the entrance 2
A lower shaft 37 is rotatably installed on the floor 3 on the centerline in the vertical direction, and a lid 38 is attached to the upper end of the lower shaft 37 in proximity to the floor 3. Lid 38
The arm 39 extending horizontally in the vicinity of the floor 3.
Of the arm 39 is attached, and the other end of the arm 39 is attached to the center of the lower end of the door plate 12.

A disc-shaped top plate 13 is attached to the upper end of the door plate 12, and a rotary shaft 25 is attached to the center of the upper surface of the top plate 13.
A large gear 24 is attached to. And the entrance 2
The motor shaft 22 of the motor 21 attached to the ceiling of
The small gear 23 is attached, and the small gear 23 is attached to the large gear 2
A drive device 20 is formed which meshes with the door 4 to rotate the door plate 12.

Further, stoppers 6 are provided on both sides of the inlet 2 so as to rotate and project, respectively, and to be able to be retracted.
The end portion 14 of the door plate 12 abuts and holds the door plate 12 at that position.

Further, the stopper 6 is rotated by a manual operation and a command by the rotation of the door plate 12 to be retracted. The manual rotation is rotated by an electromagnetic force by a switch operation. You may form so that it may be formed.

To stop the rotating door plate 12 at the position where it abuts on the stopper 6, the door plate 12 is stopped by the stopper 6.
The drive device 20 is formed so that the drive of the drive device 20 is stopped before the contact with.

In the embodiment of the first aspect of the invention, as shown in FIG. 1, when the door plate 12 is stopped in the closed position in which the door plate 12 is rotated into the chamber 1, the stopper 6 is provided on both sides of the inlet 2. It is formed to be immersed in.

Then, when one of the stoppers 6 is projected, the door plate 12 passes through the other stopper 6 side for a half rotation, and the end portion 14 of the door plate 12 abuts on the one stopper 6. Up to this, the door plate 12 is formed so that the drive device 20 can rotate. Then, when the door plate 12 stops at the closed position outside the room 1, the other stopper 6 is formed to project.

Further, as described above, as shown in FIG. 3, the door plate 12 stops at the closed position outside the chamber 1, and the stopper 6
When one of the stoppers 6 is retracted in a state in which each of them protrudes, the door plate 12 rotates halfway through the side of the one stopper 6 in which it is recessed, and the door plate 12 rotates into the chamber 1. The drive device 20 is formed so as to rotate the door plate 12 so as to stop at the position where the end 14 of the door plate 12 comes into contact with the other protruding stopper 6.

Further, the other stopper 6 is formed to be retracted after the door plate 12 is stopped. In the embodiment of the second invention, as shown in FIG. 1, when the door plate 12 is stopped in the closed position where it is rotated into the chamber 1, the stopper 6 is formed so as to project to both sides of the inlet 2. I am doing it.

When either one of the stoppers 6 is retracted, the door plate 12 makes a half rotation through the side of the recessed stopper 6 and the end portion 14 of the door plate 12 contacts the other stopper 6. The door plate 12 is formed so that the drive device 20 can rotate up to the contact position.

When the door plate 12 is stopped at the closed position outside the room 1, one stopper 6 is formed to project. Further, as shown in FIG. 3, when one of the stoppers 6 is retracted in a state where the door plate 12 is stopped at the closed position outside the room 1 and the stoppers 6 project from both sides, the door plate 12 is retracted. The drive device 20 rotates the door plate 12 so that it half-rotates through the side of the one stopper 6 and stops at a position where the end 14 of the door plate 12 abuts the other protruding stopper 6. Is formed.

Further, the other stopper 6 is formed so as to project after the door plate 12 is stopped. Note that the stopper 6 of this embodiment is configured such that the flat plate-shaped stopper is rotated 90 degrees about the base end portion, but the stopper may be slid in the horizontal direction or may be slanted in parallel. It may be a stopper having such a form.

[0034]

According to the present invention, the door plate 12 having a convex surface and a concave surface on the back side is rotated so that the convex portion is located inside the chamber 1 and the convex portion is outside the chamber 1. When the inside of the chamber 1 is used so that the inlet 2 is closed at a position shown in FIG. Since it is rotated by the device 20 and then stopped, it is possible to easily open and close the door plate 12 that can change the inside of the chamber 1 widely.

[Brief description of drawings]

FIG. 1 is a view showing an embodiment of the present invention and is a cross-sectional view taken along the line AA of FIG. 2 in a state in which a door plate is put inside a room.

FIG. 2 is a partially cutaway front view of the state of FIG. 1 showing an embodiment of the present invention.

FIG. 3 is a cross-sectional view taken along line BB of FIG. 4 in a state in which the door plate is pivoted to the outside of the room according to the embodiment of the present invention.

FIG. 4 is a diagram showing an embodiment of the present invention and is a partially cutaway front view of the state shown in FIG. 3;

[Explanation of symbols]

1 room 2 entrance 6 stopper 12 door plate 20 Drive

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Claims (2)

(57) [Claims] 1. A door plate 12 having a convex front surface and a concave rear surface is installed at an entrance 2.
A drive device 20 is connected to the door plate 12, the door plate 12 is installed so as to be rotatable about a center line in the vertical direction, and stoppers 6 are provided on both sides of the entrance 2. When one of the recessed stoppers 6 is made to project at the closed position where is rotated in the chamber 1, the drive device 20 causes the door plate 12 to make a half rotation, and the one stopper 6 thus made to project While stopping at the position where 12 abuts, the other stopper 6 projects to hold the door plate 12 in the closed position outside the chamber 1, and at the closed position where the door plate 12 is outside the chamber 1, one of the stoppers is stopped. When the door 6 is retracted, the door plate 12 is rotated by half and stopped at the position where the door plate 12 contacts the other stopper 6, and then the other stopper 6 is retracted. 2. A door plate 12 having a convex front surface and a concave rear surface is installed at the entrance 2.
The drive device 20 is connected to the door plate 12, the door plate 12 is installed so as to be rotatable about the center line in the vertical direction, and stoppers 6 are provided on both sides of the entrance 2.
When two of the stoppers 6 projecting are retracted in the closed position in which 2 is rotated in the chamber 1, the door plate 12 is half rotated by the drive device 20 and stopped at a position where it abuts the other stopper 6. At the same time, one stopper 6 projects,
The door plate 12 is held in the closed position outside the room 1, and the door plate 12 is
When one of the stoppers 6 is retracted at the outside closed position, the door plate 12 makes a half rotation and stops at a position where the door plate 12 abuts on the other stopper 6, and then one stopper 6 projects. Revolving door lock device formed to