JP3089141B2 - Elevator door equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator door device.

[0002]

2. Description of the Related Art Conventionally, generally, as shown in FIGS. 11 and 12, a hold-a panel 1, 1 of an elevator is provided with a hanger 4 on a rail 3 provided between right and left angles 2, 2. As shown in FIG.
Hanged by. The door panels 1 and 1 are always provided between the hold-a panels 1 and 1 and the upper blind plate 6 suspended by the mounting plate 5 fixing the rail 3.
A gap is formed so that the door can be opened and closed to the left and right.

As shown in FIG. 13, there is also a gap between the left and right hold-a panels 1, 1 and the left and right side frames 7a, 7a of the three-way frame 7 provided at the opening for getting on and off.
Further, as shown in FIG. 14, the door panels 1, 1 can be smoothly opened and closed to the left and right between the guide shoes 8, 8 provided at the lower end of each of the hold-a panels 1, 1 and the sill 9 of the opening. There are very few but small gaps.

However, in such a conventional elevator door apparatus, there is a considerable gap around the hold-a panels 1 and 1 when the door is closed, and sound from the hoistway leaks into the hall and noise is heard. Conversely, there is a problem that smoke in the hall may enter the hoistway, such as in a fire, and the hoistway may become a chimney.

Therefore, an elevator door device having a structure shown in FIGS. 15 to 18 has been proposed. In this conventional door apparatus for an elevator, as shown in FIGS. 15 and 16 in particular, a gap is minimized between the hold-a panels 1, 1 and the upper blind plate 6 by attaching a packing 10 to the blind plate 6 side. , And left and right side frames 7a, 7a
Also in the gap between the door panel 1 and the door panel 1, as shown in FIGS. 15 and 17, side closing plates 11, 11 are provided at left and right side ends of the door panel 1, 1 side, and further, each side closing plate is provided. By attaching packings 12 and 13 to 11, when the left and right side frames 7a and 7a are closed, they are brought into close contact with the side frames 7a and 7a so as to eliminate the gap.

Furthermore, even in the lower part of the hall door panels 1,1, guided by the lower closing plate 14 is provided, felt 15 which is attached to the lower closing plate 14 fastened to the guide shoe 8, as shown in FIG. 1 8 shoe 8 was intended to close the gap at the part where it was interrupted.

However, even in such a conventional door apparatus for an elevator, the packing 10 attached to the blind plate 6 on the upper part of the hold-a panel 1, 1 is provided with the packing 10.
Rubs off easily, and the left and right side blocking plates 1
Also between 1, 11 and the left and right side frames 7a, 7a of the three-way frame 7,
Due to the structure of the closing plate, there is a problem that a gap is easily formed when the side frames 7a, 7a and the door panels 1, 1 themselves are bent. Further, even in the structure of the guide shoe 8, there is still a gap between the lower blocking plate 14 and the guide shoe 8 and between the door panel 1 and the lower blocking plate 14. There was a problem that it did not become a closed structure.

[0008]

As described above, the conventional door apparatus for an elevator has a problem in that the hermeticity between the elevator hall and the hoistway and the hermeticity of the elevator door itself cannot be sufficiently ensured.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and enhances the sealing performance of an elevator door and the opening / closing opening so that sound leaks into a hall through the entrance / exit opening. An object of the present invention is to provide an elevator door device in which smoke in a hall does not come out or conversely, enter a hoistway or an elevator car.

[0010]

According to a first aspect of the present invention, a hanger attached to an upper portion of each of the left and right door panels is engaged with a support rail horizontally attached to an upper portion of an elevator opening. and opened and closed the door panel to the left and right, mounting the upper blind plate to cover the engaging portion of the hanger of the door panel and the support rails below the support rails, frame erected on the right and left of the opening for later ride side respectively The side closing plate was attached to the outside end of each of the left and right door panels so that the outside end of each of the left and right door panels was in close contact with each other, and was attached to the lower end of each of the left and right door panels at the threshold of the opening for getting on and off. In an elevator door device in which a guide shoe is slidably engaged, an upper part and an upper part of each of left and right door panels are provided.
At the part facing the hidden plate, each of the left and right door panels
It has a slope that becomes lower as it goes in the door opening direction
The left and right doors of the upper blind plate
When the panel is closed,
Remove the blind plate side blocking plate with the inclined part that almost abuts
A first blocking body attached to the door panel is provided with a side closing plate at an outer end of each of the left and right door panels .
The second part which is movably attached to the door
The door is opened and closed so that the packing attached to the second divided body is in close contact with the side frame .
The lower cover is attached to the lower end of each of the left and right door panels together with the guide shoe so as to close the gap between the lower end of the door panel and the threshold.

According to a second aspect of the present invention, in the elevator door apparatus of the first aspect, a packing is attached to a lower end portion of each of the left and right door panels together with a lower closing plate so that the lower end portion of the door panel is sealed.

[0012]

In the elevator door apparatus according to the first aspect of the present invention,
The upper part of the left and right door panels and the door side closing plate when the door is closed
Constructed so that each inclined part of the cover plate on the hidden side almost touches
As a result, the side portions of the door panel are formed by the second side blocking plates provided at the outer ends of the left and right door panels .
Split body with moving adjustment as packing attached is close contact against the left and right side frame to the second divided body of
By cutting, further the lower portion of the left and right door panels by attached the lower closing plate for closing the space between the lower end and the sill of the door panel together with the guide shoe to the lower end of the left and right of the door panel, passenger peripheral portion of the door becomes periphery of use opening substantially coherent structure, reliably prevent smoke from entering the hoistway from the hall to the leakage and the reverse of the sound from the hoistway to the elevator hall.

In the elevator door apparatus according to the second aspect of the present invention, in the elevator door apparatus according to the first aspect, a packing is attached to a lower end portion of each of the left and right door panels together with a lower closing plate, so that the lower end portion of the door panel has a closed structure. This ensures that no sound or smoke leaks through the interior of the door panel.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 10 show the structure of a common embodiment of the first and second aspects of the present invention. First, as shown in FIG. 1 to FIG. 3, the upper part of each of the left and right hold-a panels 1, 1 is opposed to the upper blind plate 6 so that the left and right door panels 1, 1 become lower toward the door opening direction. Key-shaped door-side closing plate 21 having a sloping portion ,
Mounting 21, whereas the upper blind plate 6 closing the door side in a state where the left and right door panels 1,1 are closed plate 21,2
1 the cross-sectional <br/> surface L-type blind plate side closing plates 22, 22 having a generally inclined portion mutually abutting Ru mounting the respective inclined portions. Further, by attaching the packing 23 to the blind plate side closing plates 22, 22, when the door is closed, the lower edge portion of the door side closing plate 21 comes into close contact with the packing 23, and the upper portions of the doors 1, 1 and the upper blind plates 6, 6. The gap between them is eliminated, and the sound insulation and smoke insulation of this part are secured.

As shown in FIGS. 1 to 3, in this embodiment, studs (not shown) for tightening screws are formed on door-side closing plates 21 and 21 provided above the door panels 1 and 1, respectively. On the other hand, a long hole 25 for inserting a stud is formed at an appropriate position on the upper part of the door panels 1 and 1, and the door-side closing plate 21 is provided with a connection between the door-side closing plate 21 and the blind plate-side closing plate 22. A peephole 26 is formed at a position where the combined state can be seen, and a transparent plate 27 is attached to the peephole 26 so as to maintain the hermeticity.

When the door-side closing plate 21 is mounted on the upper part of the door 1, a stud is inserted into the elongated hole 25 and temporarily fixed with the screw 28 as shown in FIGS.
While observing the positional relationship between the door-side blocking plate 21 and the blindboard-side closing plate 22 temporarily fixed in the door closed state through the peep hole 26, the angle of the door-side blocking plate 21 is gradually adjusted with respect to the long hole 25 by studs. By adjusting the inclination angle while sliding, the screw 28 is firmly tightened and fixed completely at the appropriate angle, so that the inclined portion between the door-side closing plate 21 and the blind plate-side closing plate 22 is formed . The position adjustment is appropriately performed to improve the sealing performance.

As shown in FIG. 4, side closing plates 3 attached to the outer ends of the left and right door panels 1 and 1 respectively.
1 and 31 each include a first divided body 31b attached to the door panel 1 and a divided body 31a attached to the first divided body 31b, and screws 32a and 32b of the divided bodies 31a and 31b are provided. It is orthogonal to the direction B (a direction side portion frame 7a of the door opening and closing direction a and jamb 7 by the attachment portion by
That direction) and in may be used as they are a little shifted Succoth
You. A packing 1 is provided on each of the divided bodies 31a and 31b.
2 and 13 are attached, and the first divided body 31b is
It can be moved in the B direction by the attachment part of the screw 32b.
As a result, the packing 12 is
It can be adjusted and fixed so that it is located through the rear lance.
Do not hinder the opening and closing operation of the door panel 1
The second divided body 31a can be attached with a screw 32a.
The door panel 1 is moved in the direction A by the
When closed, packing 13 forms on the surface of side frame 7a
Against the stepped or inclined part
It can be adjusted and fixed.

As shown in FIGS. 5 to 7, a guide shoe 8 and a spacer 41 having substantially the same width and thickness as the guide shoe 8 are attached to the lower ends of the door panels 1 and 1, respectively. The lower blocking plate 42 is attached to the entire width of the lower end portion of the door panel 1 so as to hold the guide shoe 8 and the spacer 41. The lower blocking plate 42 is also divided into three divided bodies 42a, 42b,
42c, so that the positional relationship with the threshold 9 can be adjusted just right. 8 to 10
As will be described in detail, packings 43 and 44 are attached so as to be in close contact with the curved upper end portion of the lower blocking plate 42 and to prevent sound and smoke from entering from the lower end portion of the door panel 1. The guide shoe 8 or the spacer 41 and the lower blocking plate 42 are fastened and fixed together by a weld nut 45 and a screw 46.

In the elevator door device having the above configuration,
When the door panels 1 and 1 are driven left and right by a motor (not shown), the guide shoes 8 slide on the threshold 9 accordingly, and the door panels 1 and 1 open and close left and right.
When the left and right door panels 1 and 1 are closed, the fixed blind plate-side closing plate 22 that does not open and close does not move, but the door-side closing plate 21 approaches the blind plate-side closing plate 22. Finally, the door is closed so that the lower side of the inclined portion of the closing plate 21 substantially contacts the upper side of the inclined portion of the closing plate 22.

When the door is in the closed state, the packing 23 interposed between the left and right door side closing plates 21 and 21 and the blind plate side closing plates 22 and 22 is interposed therebetween as shown in FIGS. Is closed.

As shown in FIG. 4, side closing plates 3 attached to the outer ends of the left and right door panels 1, 1 respectively.
The divided bodies 31a and 31b of the three sides 1 and 31 are screwed into the door opening direction A and the direction B of the side frame 7a of the three-way frame 7 respectively.
a, 32b are loosened to adjust the position. In particular , the divided body 31a is opened so that the packing 13 is in close contact with the side frame 7a.
The outer ends of the door panels 1 and 1 can be brought into close contact with the side frames 7a and 7a of the three-sided frame 7 by moving and adjusting in the closing direction and tightening and fixing the screws 32a and 32b.

Further, as shown in FIGS. 6 and 7, the lower blocking plate 42 extending substantially over the entire width of the door is engaged between the lower end portions of the left and right door panels 1 and 1 and the sill 9, so that the closed state is achieved. And the end face of the door 1 is
A sealed state can be achieved by the components 3 and 44.

In this way, the upper, outer end and lower end of each door panel 1 and 1 are sealed with the peripheral edge of the entry / exit opening, and the lower end of the door panel 1 itself can be sealed. The noise in the road leaks into the hall through the gap between the door panel 1 and the entry / exit opening,
Conversely, smoke can be prevented from entering the hoistway or the elevator car from the hall through the gap, and the sound insulation and the smoke insulation can be kept good.

In the above embodiment, the sealing structure between the hold-a-panel and the entry / exit opening of the elevator hall has been described. However, the present invention is not limited to this, and the sealing structure between the elevator car and the card-a-panel. Can be applied equally.

[0025]

As described above, according to the first aspect of the present invention,
The upper part of the left and right door panels and the door side closing plate when the door is closed
Constructed so that each inclined part of the cover plate on the hidden side almost touches
And also the outer end of the left and right of the door panel is a side closing plate in the divided structure, the second split body door opening direction
And the movement can be adjusted so that the packing attached to the second divided body comes into close contact with the side frame.
By constituted, further left and right door panels each lower end fitted with a lower closing plate for closing the space between the lower end and the sill of the door panel together with the guide shoe as,
Peripheral portion of the door panel is substantially close contact with the periphery of the ingress-egress opening
Structure and makes the smoke from entering from the hole from the hoistway to leakage or reverse sound to the elevator hall to the shaft can be reliably prevented.

According to the second aspect of the present invention, in the elevator door apparatus of the first aspect, the packing is attached to the lower end of each of the left and right door panels together with the lower closing plate, so that the lower end of the door panel has a closed structure. It is possible to prevent sound and smoke from leaking through the inside, and it is possible to further enhance sound insulation and smoke insulation.

[Brief description of the drawings]

FIG. 1 is a front view of a common embodiment of the first and second aspects of the present invention.

FIG. 2 is an enlarged view of a portion II in FIG.

FIG. 3 is a sectional view taken along line III-III in FIG. 2;

FIG. 4 is a sectional view taken along line IV-IV in FIG. 1;

FIG. 5 is a front view and a sectional view showing a lower portion of the door panel of the embodiment.

FIG. 6 is a sectional view taken along line VI-VI in FIG. 5;

FIG. 7 is a sectional view taken along line VII-VII in FIG. 5;

FIG. 8 is a front view and a sectional view showing a structure of a lower part of the door panel in the embodiment, with a lower blocking plate removed.

FIG. 9 is a sectional view taken along line IX-IX in FIG. 8;

FIG. 10 is a sectional view taken along line XX in FIG. 8;

FIG. 11 is a front view of a conventional example.

FIG. 12 is a sectional view showing an upper structure of the door panel of the conventional example.

FIG. 13 is a horizontal sectional view of the conventional example.

FIG. 14 is an enlarged view of a part XIV in FIG. 11;

FIG. 15 is a front view of another conventional example.

FIG. 16 is a sectional view showing the upper structure of a door panel according to another conventional example.

FIG. 17 is a horizontal sectional view of the other conventional example.

FIG. 18 is an enlarged view of a part XVIII in FIG. 15;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Door panel 2 Angle 5 Mounting plate 6 Blind plate 7 Three-sided frame 7a Side frame 8 Guide shoe 9 Sill 12 Packing 13 Packing 21 Door side closing plate 22 Blind plate side closing plate 23 Packing 31 Side closing plate 31a, 31b Split body 32a, 32b Screw 41 Spacer 42 Lower closing plate 43 Packing 44 Packing

Claims (2)

(57) [Claims] 1. A door rail is mounted on a support rail horizontally mounted above an entrance opening of an elevator, and hangers mounted on upper portions of left and right door panels are engaged with each other so that the door panel can be opened and closed right and left. hanger and the support rail and attach the upper blind plate so as to cover the engaging portion downward of the supporting rail, before Symbol the left and right door panel respectively the right and left to stand the side frame of the ingress-egress opening each A side closing plate is attached to the outer end of each of the left and right door panels so that the outer ends of the left and right door panels are in close contact with each other. A guide shoe attached to the lower end of each of the left and right door panels slides on the sill of the opening / closing opening. The upper and lower blindfolds of the left and right door panels respectively.
At the part facing the board, on each of the left and right door panels
Doors with slopes that become lower toward the door opening direction
Attach the side closing plate, and attach the left and right
With the door panel closed, each of the door side closing plates
Blind board side blocking with a slope that almost abuts the slope
A first divided body having a side closing plate attached to an outer end of each of the left and right door panels attached to the door panel;
The second part movably attached to the divided body in the door opening and closing direction
The door opening and closing direction is configured so that the packing attached to the second divided body is in close contact with the side frame .
An elevator door device comprising: a lower blocking plate attached to a lower end of each of the left and right door panels together with the guide shoe so as to close a gap between a lower end of the door panel and the threshold. 2. The elevator door apparatus according to claim 1, wherein a packing is attached to lower ends of the left and right door panels together with the lower blocking plate, and the lower ends of the door panels are sealed.