JP2008019065A - Elevator glass door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator glass door capable of avoiding the breakage of glass, prevents foreign matter from being inserted into a hoistway through the gap formed between the door stops of the glass door by customers in the car, and preventing visibility from being obstructed by other members such as a door stop rubber and transparent vinyl. <P>SOLUTION: In this biparting elevator glass door without a frame at the door stops, a glass door 1 is formed of a double laminated glass so stamped as to form a step at the door stops. The projection of the step formed on one glass door 1 is so intruded into the recess of the step formed on the other glass door 1 as to be disposed in a shiplap joint. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an elevator glass door used for an elevator car door or a landing door.

The case where a frame is not provided in the door stop portion of a conventional double door elevator glass door will be described with reference to FIGS. 3 is a front view showing a conventional elevator glass door, FIG. 4 is a cross-sectional view showing a conventional elevator glass door, and FIG. 5 is an enlarged view of part A of FIG. It is a figure at the time of attaching a hit rubber or transparent vinyl.
The left and right glass doors 1 are suspended by door hangers (not shown) fixed to the upper frame, and the door hangers move along the door rails (not shown) toward the front of the car to open and close smoothly. Is done.
The conventional glass door 1 uses a single-piece glass plate 3 or two-piece laminated glass in which two glass plates 3 sandwich an intermediate film 4 made of a transparent resin and are bonded with a transparent adhesive. . In this case, since the glass door 1 may be damaged if the door-contact portions of the glass door 1 are brought into contact with each other, a gap is formed between the door-contact portions of the glass door 1.
Alternatively, in order to fill a gap formed between the door contact portions of the glass door 1, the door contact rubber 5a or the transparent vinyl 5b is attached to the door contact surface of the glass door 1, and the door contact portions of the glass door 1 are connected to each other. It is in contact.

  Also, as a separate double door elevator door, there is no gap between the door stop and the door stop member even in the event of a fire, so the fixing means for fixing the door stop of the landing door to the door stop member Have been proposed (see, for example, Patent Document 1).

JP 2005-343617 A

  When a conventional center double elevator glass door does not have a frame on the door stop side, and a gap is formed in the door stop portion of the glass door 1, customers in the cab 6 can contact each other. There is a problem that foreign matter enters the hoistway 7 through the gap formed between the two. Moreover, when attaching the door stop rubber 5a or the transparent vinyl 5b to the door stop surface of the glass door 1 and bringing the door stop portions into contact with each other, the field of view is blocked by the door stop rubber 5a, or the transparent vinyl 5b Transparency has decreased due to aging, and the advantages of all-glass doors have not been fully utilized.

  Moreover, since the thing of patent document 1 fills a clearance gap between door contact parts of a door only at the time of a fire, there existed a problem that the clearance gap was formed in the normal operation of an elevator.

  This invention was made in order to solve the above-mentioned subject, The objective is to avoid the breakage of glass and the customer in the cab 6 is formed between the door stop portions of the glass door. To provide an elevator glass door that prevents foreign matter from entering the hoistway 7 through the gap and that is not obstructed by other members such as door-to-door rubber 5a and transparent vinyl 5b.

  The elevator glass door according to the present invention is a double door elevator glass door having no frame at the door stop portion, and the glass door is composed of two-piece laminated glass bonded so as to have a step at the door stop portion. The convex portion of the step provided on the glass door is arranged in a jerky shape so as to enter the concave portion of the step provided on the other glass door.

  The present invention relates to a center double door elevator glass door that does not have a frame at the door stop, and the glass door is composed of a double laminated glass that is bonded so as to have a step at the door stop, and is provided on one glass door. By adopting a configuration in which the convex part of the step is arranged in a crisp shape so as to enter the concave part of the step provided in the other glass door, the glass breakage can be avoided, and the customers in the cage can touch the door of the glass door It is possible to prevent foreign matter from entering the hoistway from the gap formed between the parts.

  In order to explain the present invention in more detail, it will be described with reference to the accompanying drawings. In addition, in each figure, the same code | symbol is attached | subjected to the part which is the same or it corresponds, The duplication description is simplified or abbreviate | omitted suitably.

Embodiment 1 FIG.
FIG. 1 is a cross-sectional view of a door stop portion showing Embodiment 1 of an elevator glass door according to the present invention. The elevator glass door according to the present invention can be used for a central double door and a landing door, and will be described below when used for a car door.

  In the figure, 1 is a glass door, 3a is a thick glass plate, 3b is a thin glass plate, 4 is an intermediate film made of a transparent resin, 6 is a cab, and 7 is a hoistway.

  The glass door 1 of the present invention includes a thick glass plate 3a, a thin glass plate 3b, and an intermediate film 4 sandwiched between the thick glass 3a and the thin glass plate 3b and bonded by a transparent adhesive. It is formed of two laminated glass. The thin glass plate 3b protrudes in the door closing direction, and the door stop portion of the glass door 1 has a step. The left and right glass doors 1 are configured by alternately installing the glass doors 1 on the left and right. When the glass door 1 is fully closed, the projection in the door closing direction of the thin glass plate 3b provided on one of the left and right glass doors 1 is the door of the thick glass plate 3a and intermediate film 4 provided on the other side. The doors are arranged in such a way that they enter into the recesses formed in the contact parts, and are installed so as not to contact each other.

  In the elevator glass door configured in this way, the convex portion in the door closing direction of the thin glass plate 3b provided on one of the left and right glass doors 1 has a thick glass plate 3a and an intermediate film provided on the other side. Since it is arranged so as not to come into contact with each other, it is crossed between the door stoppers of the left and right glass doors 1 A surface Z-shaped gap is formed. For this reason, even if a foreign object is thrown from the inside of the cab 6 in the direction indicated by the arrow as shown in FIG. Accordingly, foreign matter cannot enter the hoistway 7 from the inside of the cab 6 through the gap between the left and right glass doors 1.

  In addition, when the door is fully closed, a gap having a Z-shaped cross section is formed between the door contact portions of the left and right glass doors 1 so that the left and right glass doors 1 are not only in the direction of the front of the car but also in the depth direction of the car. Can maintain the gap. For this reason, the left and right glass doors 1 do not contact each other even if they swing in the frontage direction and depth direction of the car. Therefore, breakage of the glass can be avoided while maintaining the transparency of the glass without blocking the view by other members such as the door-to-door rubber 5a and the transparent vinyl 5b. In addition, in the laminated glass, by using a thick glass plate 3a and a thin glass plate 3b having different thicknesses, the left and right glass doors 1 are more reliably in contact with each other in the depth direction of the car. It is supposed not to.

  In addition, although the intermediate film 4 made of a transparent resin is also used in the present invention, unlike the transparent vinyl 5b used in the conventional glass door 1, contact is not repeated by opening and closing the glass door 1, In addition, since both side surfaces occupying most of the surface are sandwiched by the glass plate 3 through a transparent adhesive, the transparency deteriorates due to aging compared to the transparent vinyl 5b used in the conventional glass door 1. Is significantly less. Moreover, although the thin glass plate 3b provided in the left and right glass doors 1 protrudes in the door closing direction, since the thick glass plate 3a has a recess in the door opening direction, the glass door 1 The total amount of glass used for the two-piece laminated glass constituting the glass is reduced, and the material cost can be suppressed.

Embodiment 2. FIG.
FIG. 2 is a cross-sectional view of the door stop portion showing Embodiment 2 of the elevator glass door according to the present invention. The elevator glass door according to the present invention can be used for a central double door and a landing door, and will be described below when used for a car door.

  In the figure, 1 is a glass door, 3a is a thick glass plate, 3b is a thin glass plate, 3c is a glass plate having an intermediate thickness between the thick glass plate 3a and the thin glass plate 3b (hereinafter referred to as intermediate 4 is an intermediate film made of a transparent resin, 6 is a cab, and 7 is a hoistway.

  One of the glass doors 1 of the present invention includes two thin glass plates 3b, a thick glass plate 3a disposed between the two thin glass plates 3b, a thin glass plate 3b, and a thick wall. The glass sheet 3a is sandwiched between glass sheets 3a and is formed of a three-piece laminated glass composed of an intermediate film 4 bonded with a transparent adhesive. Further, the other glass door 1 of the present invention includes two intermediate thickness glass plates 3c, a thin glass plate 3b disposed between the two intermediate thickness glass plates 3c, and an intermediate thickness glass plate. 3c and the thin glass plate 3b, and is formed of a triple laminated glass composed of an intermediate film 4 bonded with a transparent adhesive. The thin glass plate 3b provided on one and the other side of the glass door 1 protrudes in the door closing direction, the door contact portion of one glass door 1 has steps on both sides, and the door of the other glass door 1 The contact portion has a step in the center. The left and right glass doors 1 are configured by installing one and the other of the glass doors 1.

  When the glass door 1 is fully closed, the projections in the door closing direction of the thin glass plate 3b provided on one of the left and right glass doors 1 are the intermediate thickness glass plate 3c and the door of the intermediate film 4 provided on the other side. The thin glass plate 3b provided on the other of the left and right glass doors 1 enters the concave portion formed in the contact portion, and the convex portion in the door closing direction is provided on one side of the thick glass plate 3a and the intermediate film 4 The doors are arranged so as not to enter the recesses formed in the door stoppers, and are installed so as not to contact each other.

  In the elevator glass door configured as described above, a convex portion in the door closing direction of the thin glass plate 3b provided on one of the left and right glass doors 1 is provided with an intermediate thickness glass plate 3c and an intermediate film provided on the other side. 4 into the recessed portion formed in the door stop portion, and the protruding portion in the door closing direction of the thin glass plate 3b provided on the other of the left and right glass doors 1 is a thick glass plate 3a provided on one side and Since it is arranged so as to penetrate into the recess formed in the door stop portion of the intermediate film 4 and not to contact each other's door stop portion, between the door stop portions of the left and right glass doors 1 A gap having a cross-sectional Ω shape is formed. For this reason, as shown in FIG. 2, even if a foreign object is thrown from the inside of the cab 6 in the direction indicated by the arrow, there is no linear gap, so that the advance of the foreign object is prevented. Accordingly, foreign matter cannot enter the hoistway 7 from the inside of the cab 6 through the gap between the left and right glass doors 1.

  In addition, when the left and right glass doors 1 are fully closed, a gap having a cross-sectional Ω shape is formed between the door contact portions of the left and right glass doors 1 so that the left and right glass doors 1 are not only in the direction of the front of the car but also in the depth direction of the car. Can maintain the gap. For this reason, the left and right glass doors 1 do not contact each other even if they swing in the frontage direction and depth direction of the car. Therefore, breakage of the glass can be avoided while maintaining the transparency of the glass without blocking the view by other members such as the door-to-door rubber 5a and the transparent vinyl 5b. In addition, in the laminated glass, by using the thick glass plate 3a, the thin glass plate 3b, and the intermediate glass plate 3c having different thicknesses, the left and right sides of the car can be more reliably left and right. The glass doors 1 are not in contact with each other.

  In addition, although the intermediate film 4 made of a transparent resin is also used in the present invention, unlike the transparent vinyl 5b used in the conventional glass door 1, contact is not repeated by opening and closing the glass door 1, In addition, since both side surfaces occupying most of the surface are sandwiched by the glass plate 3 through a transparent adhesive, the transparency deteriorates due to aging compared to the transparent vinyl 5b used in the conventional glass door 1. Is significantly less. Moreover, although the thin glass plate 3b provided in the left and right glass doors 1 protrudes in the door closing direction, the thick glass plate 3a and the intermediate thickness glass plate 3c have a recess in the door opening direction. Therefore, the total amount of glass used for the three-piece laminated glass constituting the glass door 1 is reduced, and the material cost can be suppressed.

  In addition, it cannot be overemphasized that it can adapt by making it the same structure not only when using the glass door 1 for the door of a cage | basket, but when using it for the door of a landing.

It is a cross-sectional view of the door stop part which shows Embodiment 1 of the elevator glass door by this invention. It is a cross-sectional view of the door stop part which shows Embodiment 2 of the elevator glass door by this invention. It is a front view which shows the conventional elevator glass door. It is a cross-sectional view which shows the conventional elevator glass door. It is the A section enlarged view of Drawing 4, and is a figure at the time of attaching door stop rubber or transparent vinyl to the door stop part of the conventional elevator glass door.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Glass door 2 Car entrance pillar or vertical frame of three-way frame 3 Glass plate 3a Thick glass plate 3b Thin glass plate 3c Intermediate thickness glass plate 4 Intermediate film 5a Rubber per door 5b Transparent vinyl 6 Cage room 7 Elevation Road

Claims (3)

In the center double elevator glass door with no frame at the door stop,
The glass door is made of double-glazed glass that is bonded so as to have a step at the door stop, and the convex portion of the step provided on one glass door enters the concave portion of the step provided on the other glass door. Elevator glass doors, which are arranged in a large shape. In the center double elevator glass door with no frame at the door stop,
The glass door is made of three-piece laminated glass that is bonded so as to have a step at the door contact portion, and the convex portion of the step provided on one glass door enters the concave portion of the step provided on the other glass door. Elevator glass doors, which are arranged in a large shape.   The elevator glass door according to claim 1 or 2, wherein the laminated glass is composed of a plurality of glass plates having different thicknesses.

Images