JP2003012258A - Elevator hall sliding door device - Google Patents

Abstract

(57) [Problem] To provide a sliding door device for an elevator landing that can easily form a bent labyrinth-shaped gap between an existing elevator and a sliding door edge when closed and a three-way frame. SOLUTION: A three-way frame 4 which forms an edge of an entrance 3 of a landing 1 and a sliding door 8 which opens and closes the entrance 3 and moves an end surface on a door pocket side to an outer surface position of the vertical frame 6 when the door is closed. Then, one side of the shielding plate 18 is attached to the end face of the sliding door 8 and arranged along the longitudinal direction, and the other side forms a gap in the outer surface of the vertical frame 6 of the three-sided frame 4 and faces each other. Occasionally, a labyrinth-shaped gap 19 bent between the sliding door 8 and the three-sided frame 4 and the vertical frame 6 is formed in the transverse plane. Further, a fitting piece 20 protruding from one of both the outer surface of the three-sided frame 4 and the vertical frame 6 and the shielding plate 18 is provided, and the fitting piece 20 forms a gap when the sliding door 8 is closed to fit therein. Is provided on the other of the two.

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 for an elevator hall equipped with a shield plate that forms a bent labyrinth-like clearance between the hall and the three-way frame when the door is closed.

[0002]

12 and 13 are views showing a conventional sliding door device for an elevator hall, and FIG. 12 is a cross-sectional plan view,
FIG. 13 is a vertical side view of FIG. In the figure, 1 is a hall provided in an elevator hoistway 2 and 3 is a hall 1
The entrances and exits 4 are three-sided frames that form the edge of the entrance and exit 3, and are constituted by an upper frame 5 and a vertical frame 6. 7 is doorway 3
It is a sill that forms the lower edge of.

Reference numeral 8 is a sliding door, the upper part of which is guided by an opening / closing mechanism (not shown) provided at the upper edge of the doorway 3 and the lower part of which is guided by the threshold 7 so that the two sheets move in opposite directions. Open and close the doorway 3. A projecting plate 9 is mounted on the outer surface of the vertical frame 6 of the three-way frame 4, projects outward, and is arranged along the length of the vertical frame 6.

Numeral 10 is a shielding plate, one side of which is attached to the end face of the sliding door 8 on the side of the door pocket and is arranged along the length of the end face of the door pocket, and the other side is bent to a shape surrounding the protrusion plate 9 to form the protrusion plate 9. A space 11 is formed between them and faces each other, and when the sliding door 8 is closed, a labyrinth-shaped gap 11 is formed between the sliding door 8 and the projecting plate 9 in the transverse plane. An upper projecting plate 12 is mounted on the outer surface of the upper frame 5 of the three-way frame 4 and projects outward, and is arranged along the length of the upper frame 5.

Reference numeral 13 denotes an upper shielding plate, one side of which is attached to the upper end surface of the sliding door 8 and is arranged along the length of the upper end surface, and the other side is bent to a shape surrounding the upper protruding plate 12 and the upper protruding plate 1 is provided.
A gap is formed between the projecting plate 12 and the projecting plate 12 on the longitudinal side surface when the sliding door 8 is closed.

Reference numeral 15 is a first door contact shielding plate, one side of which is attached to the back surface of one sliding door 8 at the door contact end side, and the other side is arranged so as to project from the door contact end surface of one sliding door 8 toward the other sliding door 8 side. Has been done. Reference numeral 16 is a second door contact shielding plate, one side of which is attached to the back surface of the other sliding door 8 at the door contact end side, and the other side of which is arranged so as to retreat from the door contact end surface of the other sliding door 8 to close the sliding door 8. At times, a gap is formed between the first door-contact shield plate 15 and the first door-contact shield plate 15 in the transverse plane, and a gap 17 is formed between the sliding doors 8 and the first door-contact shield plate 15. To form.

The conventional sliding door device for an elevator hall is constructed as described above, and when the sliding door 8 is closed, a labyrinth-like gap between the three-way frame 4 and the edge of the sliding door 8, that is, the protruding plate 9 and A labyrinth-shaped gap 11 that is bent by the shielding plate 10 is formed. As a result, a smoke-shielding structure and a flame-shielding structure for preventing the spread of fire from the hall 1 to the inside of the hoistway 2 in the event of a fire in the building are configured.

[0008]

In the conventional sliding door device for the elevator hall as described above, the projecting plate 9 and the shielding plate 10 are added in the repair work of the existing elevator,
There is a problem that the work for forming the bent labyrinth-shaped gap 11 is not easy and takes a lot of work time and cost.

The present invention has been made to solve the above problems, and forms a bent labyrinth-like gap between the sliding door edge and the three-sided frame when the door is closed when the existing elevator is repaired. The purpose is to obtain a sliding door device for an elevator hall that can be easily constructed.

[0010]

In a sliding door device for an elevator hall according to the present invention, a three-sided frame forming an entrance / exit edge of the hall, and an end face on the door pocket side when the doorway is closed and the door is closed is a three-sided frame. The sliding door is located at the outer surface of the frame, and one end is attached to the end surface of this sliding door and is arranged along the length of this end surface, and the other side faces the outer surface of the vertical frame of the three-way frame with a gap formed between them. When the door is closed, the shield plate that forms a labyrinth-like gap that is bent between the sliding door and the vertical frame of the three-way frame when the door is closed and the outer surface of the vertical frame of the three-way frame and the shielding plate When the door is closed, a fitting piece that is fitted into the fitting hole provided in the other of the two is formed with a gap.

Further, in the elevator landing door device according to the present invention, the three-sided frame forming the entrance / exit edge of the landing and the door frame side end face when the door is closed and the door is closed are the outer surfaces of the vertical frame of the three-sided frame. The sliding door that is placed in a position, and one side is located on the outer surface of the vertical frame of the three-sided frame, and the other side is a protruding part that projects outward from the outer surface of the vertical frame of the three-way frame and is arranged along the length of the outer surface of the vertical frame of the three-way frame. One side is attached to the end face of the sliding door on the door pocket side and is arranged along the length of the end face of the sliding door on the door pocket side, and the other side is bent to a shape that surrounds the protrusion of the protrusion plate in the transverse plane. A shield plate that forms a gap between the protrusion and the facing surface, and forms a labyrinth-like gap that is bent between the protrusion and the protruding portion in the transverse plane when the sliding door is closed, and is placed on the outer surface of the vertical frame of the three-way frame. One side of the protruding plate is clamped on the outer surface of the vertical frame of the three-sided frame. Clip and is provided for mounting the projecting plate to the vertical frame of the jamb Te.

Further, in the sliding door device for the elevator hall according to the present invention, the three-sided frame forming the entrance / exit edge of the hall, and the end face on the door pocket side when the door is closed and the door is closed is the outer surface of the vertical frame of the three-sided frame. The sliding door that is placed in a position, and one side is located on the outer surface of the vertical frame of the three-sided frame, and the other side is a protruding part that projects outward from the outer surface of the vertical frame of the three-way frame and is arranged along the length of the outer surface of the vertical frame of the three-way frame. One side is attached to the end face of the sliding door on the door pocket side and is arranged along the length of the end face of the sliding door on the door pocket side, and the other side is bent to a shape that surrounds the protrusion of the protrusion plate in the transverse plane. And a shielding plate that forms a gap between the protrusion and the protrusion, and forms a labyrinth-like gap that is bent between the protrusion and the protrusion in the transverse plane when the sliding door is closed. Is projected to the outside and opens to the upper side. A hook for attaching the projecting plate engages the potbelly hole formed on one side of the projecting plate which is facing the outside the frame surface to the vertical frame of the jamb is provided.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiment 1. 1 and 2 are
FIG. 1 is a diagram showing an example of an embodiment of the present invention, FIG. 1 is a cross-sectional plan view, and FIG. 2 is a perspective view of a sliding door in FIG. Note that, in addition to FIG. 1 and FIG.
Similarly to the above, a sliding door device for an elevator hall is configured. In the figure, 1 is a hall provided in a hoistway 2 of an elevator, 3 is an entrance / exit of the hall 1, 4 is a three-sided frame forming an edge of the entrance / exit 3, and is constituted by an upper frame (not shown) and a vertical frame 6. ing. Although not shown, a sill 7 that forms the lower edge of the doorway 3 is provided.

Reference numeral 8 denotes a sliding door, the upper part of which is guided by an opening / closing mechanism (not shown) provided at the upper edge of the doorway 3 and the lower part of which is guided by the threshold 7 so that the two sheets move in opposite directions. Open and close the doorway 3. 15 is a shielding plate for the first door,
One side is attached to the back surface of the one sliding door 8 on the side of the door contact end, and the other side is arranged so as to project from the end surface of the one sliding door 8 to the other sliding door 8 side.

Numeral 16 is a second door contact shielding plate, one side of which is attached to the back surface of the other sliding door 8 at the door contact end side, and the other side of which is arranged so as to be retracted from the door contact end surface of the other sliding door 8
Of a labyrinth shape in which a gap is formed between the first door-contact shield plate 15 and the first door-contact shield plate 15 in the transverse plane when the door is closed, and is bent between the door-contact end faces of both sliding doors 8 and the first door-contact shield plate 15. To form the gap 17.

Reference numeral 18 denotes a shield plate made of a non-combustible material such as a steel plate. One side is attached to the end face of the sliding door 8 on the door pocket side and is arranged along the length of this end face, and the other side is the outer surface of the vertical frame 6 of the three-way frame 4. When the sliding door 8 is closed, a labyrinth-shaped gap 19 is formed between the sliding door 8 and the vertical frame 6 of the three-way frame 4 in the transverse plane when the sliding door 8 is closed. Reference numeral 20 denotes a fitting piece, which is composed of a pin erected on the shielding plate 18 and fits into the fitting hole 21 provided on the outer surface of the vertical frame 6 of the three-way frame 4 with a gap when the sliding door 8 is closed.

In the sliding door device of the elevator hall constructed as described above, when the sliding door 8 is closed, the vertical frame 6 of the three-way frame 4 and the door pocket side of the sliding door 8 are shown in the horizontal plane in the transverse plane. A labyrinth-shaped gap 19 that is bent between the edges is formed. As a result, a smoke shielding structure and a flame shielding structure for preventing the spread of fire from the hall 1 to the inside of the hoistway 2 in the event of a fire in the building are configured.

When the sliding door 8 is closed, the fitting piece 20 provided on the shielding plate 18 is fitted into the fitting hole 21 provided on the outer surface of the vertical frame 6 of the three-way frame 4 with a gap. Accordingly, when the sliding door 8 is heated and deformed during a fire, the fitting piece 20 and the fitting hole 21 on the outer surface of the vertical frame 6 of the three-way frame 4 suppress the occurrence of warpage of the sliding door 8, and It is possible to prevent the sliding door 8 from departing from the opening / closing mechanism.

Further, since the fitting piece 20 is fitted into the fitting hole 21 on the outer surface of the vertical frame 6 of the three-way frame 4 when the sliding door 8 is closed, the fitting piece 20 fits in the vertical direction when the sliding door 8 is opened and closed. It is possible to prevent the fitting piece 20 from coming into contact with the fitting hole 21 due to the displacement. Furthermore, it is not necessary to mount a member for forming the bent labyrinth-shaped gap 19 on the side of the three-sided frame 4. Therefore, the cost of the repair work can be reduced, and the space required for forming the bent labyrinth-shaped gap 19 can be saved, and the repair work can be facilitated.

Embodiment 2. 3 and 4 are views showing an example of another embodiment of the present invention, FIG. 3 is a cross-sectional plan view, and FIG. 4 is a perspective view of the sliding door in FIG. Note that, in addition to FIGS. 3 and 4, the above-described FIGS.
Similarly to the above, a sliding door device for an elevator hall is configured. In the figure, the same reference numerals as those in FIGS. 1 and 2 described above indicate corresponding parts, and 20 is a fitting piece, which is a shield plate at the time of closing the sliding door 8 which is made up of pins standing on the outer surface of the vertical frame 6 of the three-way frame 4. The fitting hole 21 provided in 18 is fitted with a gap.

Also in the sliding door device for the elevator hall constructed as described above, when the sliding door 8 is closed, the vertical frame 6 of the three-way frame 4 and the door pocket of the sliding door 8 are shown in the horizontal plane in the transverse plane as shown in FIG. 3 and FIG. A labyrinth-shaped gap 19 which is bent is formed between the side edge portions. Further, when the sliding door 8 is closed, the fitting piece 20 provided on the outer surface of the vertical frame 6 of the three-way frame 4 fits into the fitting hole 21 provided in the shielding plate 18 with a gap. Therefore, although detailed description is omitted, FIGS.
Also in this embodiment, the same operation as the embodiment of FIGS. 1 and 2 can be obtained.

Embodiment 3. 5 and 6 are also views showing an example of another embodiment of the present invention, FIG. 5 is a cross-sectional plan view, and FIG. 6 is a perspective view of the sliding door in FIG. Note that, in addition to FIGS. 5 and 6, the above-described FIGS.
Similarly to the above, a sliding door device for an elevator hall is configured. In the figure, the same reference numerals as those in FIGS. 1 and 2 described above indicate corresponding parts. Reference numeral 20 denotes a fitting piece, which is formed by projecting tooth-shaped convex portions provided on the edge portion of the shield plate 18 on the side of the three-way frame 4 so as to be bent along the surface of the sliding door 8. The slit-shaped fitting hole 21 provided on the outer surface of the frame 6 is fitted with a gap.

Also in the sliding door device for the elevator landing configured as described above, when the sliding door 8 is closed, the vertical frame 6 of the three-way frame 4 and the door bag of the sliding door 8 are shown in the horizontal plane in the transverse planes as shown in FIGS. 5 and 6. A labyrinth-shaped gap 19 which is bent is formed between the side edge portions. Further, when the sliding door 8 is closed, the fitting piece 20 provided on the shielding plate 18 is the vertical frame 6 of the three-way frame 4.
A space is formed in the fitting hole 21 provided on the outer surface for fitting. Therefore, although detailed description is omitted, FIGS.
Also in this embodiment, the same operation as the embodiment of FIGS. 1 and 2 can be obtained.

Fourth Embodiment 7 and 8 are also views showing an example of another embodiment of the present invention, FIG. 7 is a cross-sectional plan view, and FIG. 8 is a perspective view of the sliding door in FIG. Note that, in addition to FIGS. 7 and 8, the above-described FIGS.
Similarly to the above, a sliding door device for an elevator hall is configured.

In the figure, the same reference numerals as those in FIGS. 1 and 2 described above indicate corresponding parts, and 22 is a projecting plate, which is a vertical frame 6 of the three-way frame 4.
A projecting portion 24 is attached to the outer surface of the vertical frame 6 by a clip 23 that presses one side disposed on the outer surface against the outer surface of the vertical frame 6, and the other side has a protruding portion 24 protruding outward and arranged along the length of the vertical frame 6. Has been done.

Numeral 25 is a shield plate, one side of which is attached to the end face of the sliding door 8 on the door pocket side, is arranged along the length of the end face of the door pocket, and the other side is bent so as to surround the protrusion 24 of the protrusion plate 22. A space is formed between the protruding portion 24 and the protruding portion 24 to face each other, and the sliding door 8
When the door is closed, a labyrinth-shaped gap 26 is formed between the protrusion 24 and the protrusion 24 in the transverse plane.

Also in the sliding door device for the elevator hall constructed as described above, when the sliding door 8 is closed, the vertical frame 6 of the three-way frame 4 and the door bag of the sliding door 8 are shown in the horizontal plane in the transverse planes as shown in FIGS. 7 and 8. A labyrinth-shaped gap 26 that is bent is formed between the side edge portions. Further, when the sliding door 8 is closed, the shielding plate 25 is fitted into the protruding portion 24 of the protruding plate 22 provided on the outer surface of the vertical frame 6 of the three-way frame 4 with a gap.

Therefore, although detailed description is omitted, FIG.
Also in the embodiment of FIG. 8, the same operation as that of the embodiment of FIGS. 1 and 2 can be obtained. Further, since the projecting plate 22 is mounted on the outer surface of the vertical frame 6 of the three-way frame 4 by the clip 23, the projecting plate 22 can be easily mounted on the outer surface of the vertical frame 6 of the three-way frame 4 and the cost of repair work can be reduced. it can.

Embodiment 5. 9 to 11 are also views showing an example of another embodiment of the present invention, FIG. 9 is a cross-sectional plan view, FIG. 10 is a perspective view of the sliding door in FIG. 9 on the door pocket side, and FIG. 11 is three directions in FIG. It is a perspective view of the vertical frame outer surface side of the frame. Note that, in addition to FIGS. 9 to 11, the above-described FIGS.
Similarly to the above, a sliding door device for an elevator hall is configured.

In the figure, the same reference numerals as those in FIGS. 7 and 8 described above indicate the corresponding parts, and 27 is a hook which is open on the upper side and is provided outside the vertical frame 6 of the three-way frame 4 in a vertically separated manner. There is. Reference numeral 28 denotes a round hole having a small diameter portion arranged on the upper side, which is formed corresponding to the hook 27 and is provided on a surface of the projecting plate 22 facing the outer surface of the three-way frame 4 vertical frame 6.

Also in the sliding door device for the elevator hall constructed as described above, when the sliding door 8 is closed, the vertical frame 6 of the three-way frame 4 and the door pocket of the sliding door 8 are shown in the transverse plane in the transverse plane as shown by solid lines in FIGS. 9 and 10. A labyrinth-shaped gap 26 that is bent is formed between the side edge portions. Further, when the sliding door 8 is closed, the shielding plate 25 is fitted into the protruding portion 24 of the protruding plate 22 provided on the outer surface of the vertical frame 6 of the three-way frame 4 with a gap.

The hook 27 on the outside of the vertical frame 6 of the three-way frame 4
Then, the projecting plate 22 is engaged with the shammer hole 28 and mounted on the vertical frame 6 of the three-way frame 4. Therefore, although detailed description is omitted, the same effects as those of the embodiments of FIGS. 7 and 8 can be obtained in the embodiments of FIGS. 9 to 11.

[0033]

As described above, according to the present invention, the three-sided frame forming the entrance / exit edge of the landing and the end face on the door pocket side when the doorway is opened / closed and the door is closed are located at the outer surface of the vertical frame of the three-sided frame. One side is attached to the end face of this sliding door and is arranged along the length of this end face, and the other side faces with forming a gap on the outer surface of the vertical frame of the three-way frame, and in the transverse plane when the sliding door is closed. A shield plate that forms a labyrinth-like gap that is bent between the sliding door and the vertical frame of the three-way frame, and is provided so as to project from one of the outer surface of the vertical frame of the three-way frame and the shield plate, and when the sliding door is closed The other fitting hole is provided in the other fitting hole, and a fitting piece for fitting is formed.

As a result, when the sliding door is closed, a labyrinth-like gap is formed between the vertical frame of the three-way frame and the edge of the sliding door on the door pocket side in the transverse plane, and when a building fires, the gap from the hall to the hoistway is formed. Smoke shield structure and flame shield structure are configured to prevent the spread of fire. Further, when the sliding door is closed, the fitting piece provided on one of the shielding plate and the outer surface of the vertical frame of the three-way frame fits into the fitting hole provided on the other of the both. Therefore, there is an effect of preventing the warp and deviation due to the heating of the sliding door during a fire. Further, it is not necessary to mount a member for forming a bent labyrinth-like gap on the side of the three-sided frame. As a result, the cost of the repair work can be reduced, and the space required for forming the bent labyrinth-like gap can be saved, which has the effect of facilitating the repair work.

Further, as described above, according to the present invention, the three-sided frame forming the entrance / exit of the landing and the entrance / exit of the landing are opened / closed and the end face on the door pocket side is located at the outer surface of the vertical frame of the three-sided frame when the door is closed. The sliding door and one side are arranged on the outer surface of the vertical frame of the three-way frame, and the other side is formed with a protruding portion protruding outward from the outer surface of the vertical frame of the three-way frame and arranged along the length of the outer surface of the vertical frame of the three-way frame. One side is attached to the end face of the sliding door on the door pocket side and is arranged along the length of the end face of the sliding door on the door pocket side, and the other side is bent to a shape that surrounds the protrusion of the protrusion plate in the transverse plane. And a shield plate that forms a gap between them and faces each other, and forms a labyrinth-like clearance that is bent between the sliding door and the protruding portion in the transverse plane when the sliding door is closed, and a protrusion that is arranged on the outer surface of the vertical frame of the three-way frame. One side of the plate is clamped on the outer surface of the vertical frame of the three-sided frame to project into the vertical frame of the three-sided frame. It is provided with a clip and to be mounted.

As a result, when the sliding door is closed, a labyrinth-shaped gap is formed between the vertical frame of the three-way frame and the edge of the sliding door on the door pocket side in the transverse plane. Smoke shield structure and flame shield structure are configured to prevent the spread of fire. Further, since the shielding plate and the projecting plate are engaged with each other when the sliding door is closed, there is an effect of preventing warping and deviation due to heating of the sliding door during a fire. Moreover, the projecting plate can be easily attached to the vertical frame of the three-sided frame by the clip, which has the effect of facilitating the repair work and reducing the cost of the repair work.

As described above, according to the present invention, the three-sided frame forming the entrance / exit edge of the landing and the entrance / exit of the landing are opened / closed and the end face on the door pocket side is located at the outer surface of the vertical frame of the three-sided frame when the door is closed. The sliding door and one side are arranged on the outer surface of the vertical frame of the three-way frame, and the other side is formed with a protruding portion protruding outward from the outer surface of the vertical frame of the three-way frame and arranged along the length of the outer surface of the vertical frame of the three-way frame. One side is attached to the end face of the sliding door on the door pocket side and is arranged along the length of the end face of the sliding door on the door pocket side, and the other side is bent to a shape that surrounds the protrusion of the protrusion plate in the transverse plane. A shielding plate that forms a gap between the two and faces each other, and forms a labyrinth-like gap that is bent between the sliding door and the protrusion on the transverse plane when the sliding door is closed; Protruding plate that opens to the upper side and faces the outer surface of the vertical frame of the three-sided frame It is provided with a hook for attaching the projecting plate engages the potbelly hole formed at one side in the longitudinal frame of the jamb.

Thus, when the sliding door is closed, a labyrinth-shaped gap is formed between the vertical frame of the three-way frame and the edge of the sliding door on the door pocket side when the sliding door is closed. Smoke shield structure and flame shield structure are configured to prevent the spread of fire. Further, since the shielding plate and the projecting plate are engaged with each other when the sliding door is closed, there is an effect of preventing warping and deviation due to heating of the sliding door during a fire. Also, the hook and the duller hole allow the protruding plate to be easily attached to the vertical frame of the three-sided frame, which has the effect of facilitating the repair work and reducing the cost of the repair work.

[Brief description of drawings]

FIG. 1 is a cross-sectional plan view showing a first embodiment of the present invention.

FIG. 2 is a perspective view of the sliding door in FIG. 1 on a door pocket side.

FIG. 3 is a transverse plan view showing the second embodiment of the present invention.

FIG. 4 is a perspective view of the sliding door in FIG. 3 on the door pocket side.

FIG. 5 is a cross-sectional plan view showing a third embodiment of the present invention.

FIG. 6 is a perspective view of the sliding door in FIG. 5 on the door pocket side.

FIG. 7 is a cross-sectional plan view showing a fourth embodiment of the present invention.

FIG. 8 is a perspective view of the sliding door in FIG. 7 on the door pocket side.

FIG. 9 is a cross-sectional plan view showing a fifth embodiment of the present invention.

FIG. 10 is a perspective view of the sliding door in FIG. 9 on the door pocket side.

FIG. 11 is a perspective view of a vertical frame outer surface side of the three-way frame in FIG.

FIG. 12 is a cross-sectional plan view showing a conventional sliding door device for an elevator hall.

13 is a vertical sectional side view of FIG.

[Explanation of symbols] 1 hall, 3 entrance, 4 three-sided frame, 6
Vertical frame, 8 sliding doors, 18 shielding plates, 19
Gap, 20 fitting piece, 21 fitting hole, 22 protruding plate, 23 clip, 24 protruding portion, 2
5 Shielding plate, 26 gap, 27 hook,
28 Daruma hole.

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Masato Hanajima             2-3 2-3 Marunouchi, Chiyoda-ku, Tokyo             Inside Ryo Electric Co., Ltd. (72) Inventor Osamu Kanamori             2-3 2-3 Marunouchi, Chiyoda-ku, Tokyo             Inside Ryo Electric Co., Ltd. F-term (reference) 3F307 AA02 BA07 CA15 CD02 CD23

Claims (3)

[Claims] 1. A three-sided frame forming an entrance edge of a landing,
A sliding door in which the end face on the side of the door pocket is arranged at the outer surface position of the vertical frame of the three-way frame when the door is opened and closed and the door is closed, and one side is attached to the end face of the sliding door and arranged along the length of the end face. The side faces the outer surface of the vertical frame of the three-sided frame with a gap formed between them, and when the sliding door is closed, a shielding plate that forms a labyrinth-like gap that is bent between the vertical frame and the sliding door in the transverse plane, An elevator hall provided so as to project from one of the frame outer surface and the shielding plate and to be fitted with a fitting hole provided in the other of the two when the sliding door is closed to form a gap. Sliding door device. 2. A three-sided frame forming an entrance / exit edge of a landing,
A sliding door whose end face on the side of the door pocket is arranged at the outer surface position of the vertical frame of the three-way frame when the door is opened and closed and the door is closed, and one side is arranged on the outer surface of the vertical frame of the three-way frame, and the other side has the three-way frame. A projecting plate that projects outward from the outer surface of the vertical frame and has a projecting portion arranged along the length of the outer surface of the vertical frame of the three-way frame, and one side is attached to the end surface of the sliding door on the door pocket side, and the door pocket side of the sliding door is attached. The other side is arranged along the length of the end face, and the other side is bent to a shape that surrounds the protruding portion of the protruding plate in a transverse plane, forms a gap between the protruding portion and the other side, and crosses when the sliding door is closed. A shield plate that forms a labyrinth-like gap that is bent between the projecting portion in a plane, and one side of the projecting plate that is arranged on the outer surface of the vertical frame of the three-way frame is pressed against the outer surface of the vertical frame of the three-way frame. And a clip for attaching the protruding plate to the vertical frame of the three-way frame. Sliding door apparatus of the elevator hall. 3. A three-sided frame forming an entrance / exit edge of a landing,
A sliding door whose end face on the door pocket side is arranged at the outer surface position of the vertical frame of the three-way frame when the door is opened and closed and the door is closed, and one side is arranged on the outer surface of the vertical frame of the three-way frame, and the other side of the three-way frame is arranged. A projecting plate that projects outward from the outer surface of the vertical frame and has a projecting portion arranged along the length of the outer surface of the vertical frame of the three-way frame, and one side is attached to the end surface of the sliding door on the door pocket side, and the door pocket side of the sliding door is attached. The other side is arranged along the length of the end face, and the other side is bent to a shape that surrounds the protruding portion of the protruding plate in a transverse plane, forms a gap between the protruding portion and the other side, and crosses when the sliding door is closed. A shield plate that forms a labyrinth-like gap that is bent between the projecting portion in a plane, and is provided on the outer surface of the vertical frame of the three-sided frame and protrudes outward to open to the upper side, on the outer surface of the vertical frame of the three-way frame. It engages with a round hole provided on one side of the protruding plate facing Sliding door device elevator hall provided with a hook for attaching the projecting plate to the vertical frame of the jamb.