JP6908899B2 - Elevator landing doors and elevators - Google Patents

Description

This application relates to elevator landing doors and elevators.

Conventionally, for example, an elevator landing door has a door body having a door plate portion that closes an entrance / exit portion that communicates the hoistway and the landing, and a detachable body that is arranged on the hoistway side of the door plate portion and can be attached to and detached from the door body. A first screw portion fixed to the door body and a second screw portion for attaching the detachable body to the door body by screwing with the first screw portion are provided (for example, Patent Document 1). By the way, when the hoistway is made of a transparent body such as glass, the first screw portion and the second screw portion may be visually recognized.

Jitsukaisho 62-176174

Therefore, an object of the present invention is to provide an elevator landing door and an elevator in which the first screw portion and the second screw portion can be made difficult to see.

The elevator landing door has a door body having a door plate portion that closes an entrance / exit portion that communicates the hoistway and the landing, and at least one detachable door that is arranged on the hoistway side of the door plate portion and can be attached to and detached from the door body. A body, a first screw portion fixed to the door body or the detachable body, and a second screw portion for attaching the at least one detachable body to the door body by screwing with the first screw portion. A landing door for an elevator, which is composed of at least the detachable body, and includes a cover portion that covers the entire circumference of the first screw portion and the second screw portion in the horizontal direction by the door plate portion. The cover portion includes a through hole facing the second screw portion.

Further, in the elevator landing door, the door body has a window portion arranged on the hoistway side of the door plate portion, a sandwiching portion sandwiching the window portion by the door plate portion, and the door plate. A third screw portion fixed to the portion and a fourth screw portion for attaching the sandwiching portion to the door plate portion by screwing with the third screw portion are provided, and the cover portion is the door plate. The portion may be configured to cover the entire circumference of the third screw portion and the fourth screw portion in the horizontal direction.

Further, in the landing door for an elevator, the cover portion includes a cover plate portion that is arranged on the hoistway side of the door plate portion and in parallel with the door plate portion, and the door body is the door plate portion. The detachable body includes a first facing plate portion that is closer to the hoistway side and faces the door plate portion in parallel, and the detachable body includes a second facing plate portion that faces parallel to the door plate portion and faces the first facing plate portion. The plate portion and the second facing plate portion may be arranged so as to be flush with each other in order to form the cover plate portion.

Further, in the elevator landing door, the size of the through hole may be smaller than the size of the second screw portion in the direction in which the second screw portion and the through hole face each other.

The elevator also includes the elevator landing door.

FIG. 1 is a schematic plan view of an elevator according to an embodiment. FIG. 2 is a schematic front view of the elevator landing door according to the same embodiment. FIG. 3 is an enlarged cross-sectional view of a main part of line III-III of FIG. FIG. 4 is an exploded cross-sectional view of a main part of the elevator landing door according to the same embodiment. FIG. 5 is a main part view of FIG. 3 in the direction of the V arrow. FIG. 6 is a cross-sectional view of a main part of the elevator landing door according to another embodiment. FIG. 7 is a cross-sectional view of a main part of the elevator landing door according to still another embodiment. FIG. 8 is a cross-sectional view of a main part of the elevator landing door according to still another embodiment. FIG. 9 is a cross-sectional view of a main part of the elevator landing door according to still another embodiment. FIG. 10 is a cross-sectional view of a main part of the elevator landing door according to still another embodiment. FIG. 11 is a cross-sectional view of a main part of the elevator landing door according to still another embodiment.

Hereinafter, one embodiment in the elevator will be described with reference to FIGS. 1 to 5. In each drawing (the same applies to FIGS. 6 to 11), the dimensional ratio of the drawings and the actual dimensional ratio do not always match, and the dimensional ratios between the drawings do not necessarily match. do not have.

As shown in FIGS. 1 and 2, the elevator 1 according to the present embodiment is a pair of elevator landings that close a car 2 that moves in the hoistway X1 and an entrance / exit X3 that communicates the hoistway X1 and the landing X2. It is provided with a door (hereinafter, also simply referred to as a “landing door”) 4. Further, the elevator 1 includes a three-sided frame 5 that covers the end of the landing door 4 on the landing X2 side.

The landing door 4 can be moved in a predetermined horizontal direction D1 in order to open and close the doorway X3. In each figure, the first direction D1 is the moving direction of the landing door 4, also referred to as the first horizontal direction D1, and the second direction D2 is the horizontal direction orthogonal to the first direction D1 and is the second horizontal direction D2. The third direction D3 is a direction orthogonal to the first direction D1 and the second direction D2, respectively, and is also referred to as a vertical direction D3.

The number of landing doors 4 and the moving direction D1 are not particularly limited. In the present embodiment, there are two landing doors 4, and each landing door 4 is a so-called center open type that moves in the opposite direction when opening and closing. For example, the landing door 4 is the same when opening and closing. It may be a so-called one-sided open type that moves in a direction.

As shown in FIGS. 2 to 4, the landing door 4 is arranged on the hoistway X1 side of the door body 6 and the door body 6 having the door plate 61 that closes the doorway X3, and is attached to and detached from the door body 6. It is provided with a removable body 7 which is possible. Further, the landing door 4 includes a first screw portion 8a fixed to the door body 6 and a second screw portion 8b for attaching the detachable body 7 to the door body 6 by screwing the first screw portion 8a. ..

The door body 6 includes, for example, a transparent window portion 9 made of glass or the like, and a sandwiching portion 10 that sandwiches the window portion 9 by the door plate portion 61. Further, the door body 6 has a third screw portion 8c fixed to the door plate portion 61 and a fourth screw portion 8d that attaches the sandwiching portion 10 to the door plate portion 61 by screwing the third screw portion 8c. To be equipped with.

Here, "fixed (fixed)" means that the two parts are non-detachably integrated (fixed) by, for example, welding or integral molding. Further, "attached" means, for example, that two detachable members are integrated (attached) by a fastening member or the like, and that the two members can be attached and detached as needed.

The door body 6 is arranged on the hoistway X1 side of the door plate portion 61 and faces the door plate portion 61, and the ends of the door plate portion 61 and the first facing plate portion 62 are connected to each other. It is provided with a first connection plate portion 63 for connecting the doors. Further, the door body 6 includes a first connecting plate portion 64a that connects the first connecting plate portion 63 and the first screw portion 8a.

The door plate portion 61 includes an opening 61a smaller than the window portion 9. The door plate portion 61 has a size capable of closing the doorway portion X3. For example, in the present embodiment, since the two landing doors 4 are provided, the door plate portion 61 has at least half the size of the doorway portion X3.

The door plate portion 61, the first facing plate portion 62, and the first connecting plate portion 64a are arranged so as to be parallel to each other. Further, the first connecting plate portion 63 is arranged so as to be orthogonal to the door plate portion 61, the first facing plate portion 62, and the first connecting plate portion 64a, respectively. Although not particularly limited, in the present embodiment, the first connection plate portion 63 constitutes a door stop portion that hits the other landing door 4 when the pair of landing doors 4 and 4 are closed. ..

The detachable body 7 is attached to the door body 6 (specifically, the first connecting plate portion 64a) by the second facing plate portion 71 facing the door plate portion 61, the first screw portion 8a, and the second screw portion 8b. It includes a first mounting plate portion 72 to be mounted. Further, the detachable body 7 has a second connecting plate portion 73 that connects the ends of the second facing plate portion 71 and the first mounting plate portion 72, and the end portion of the second facing plate portion 71 to the window portion 9. A first extension plate portion 74 extending toward the surface is provided.

The second facing plate portion 71 and the first mounting plate portion 72 are arranged so as to be parallel to each other, and the second connecting plate portion 73 and the first extension plate portion 74 are arranged to be parallel to each other. Further, the second facing plate portion 71 and the first mounting plate portion 72 are arranged so as to be orthogonal to the second connecting plate portion 73 and the first extension plate portion 74, respectively. In the state where the detachable body 7 is attached to the door body 6, the second facing plate portion 71 is arranged so as to be parallel to the door plate portion 61.

Although not particularly limited, in the present embodiment, the first threaded portion 8a is a female threaded portion and the second threaded portion 8b is a male threaded portion. Although not particularly limited, the first screw portion 8a may be, for example, a nut fixed to the first connecting plate portion 64a by welding or the like, or may be a female screw formed on the first connecting plate portion 64a by, for example, burring. It may be a hole. Further, although not particularly limited, the second screw portion 8b may be a bolt, and in the present embodiment, it is an extremely low head bolt.

The sandwiching portion 10 includes a sandwiching plate portion 10a that sandwiches the window portion 9 by the door plate portion 61, and a second mounting plate portion 10b that is attached to the door plate portion 61 by the third screw portion 8c and the fourth screw portion 8d. A third connecting plate portion 10c for connecting the ends of the sandwiching plate portion 10a and the second mounting plate portion 10b is provided. Although not shown, the sandwiching portion 10 may be provided with a cushioning material (for example, an elastic material such as rubber) between the sandwiching plate portion 10a and the window portion 9.

The sandwich plate portion 10a and the second mounting plate portion 10b are arranged so as to be parallel to each other. Further, the third connection plate portion 10c is arranged so as to be orthogonal to the sandwich plate portion 10a and the second mounting plate portion 10b, respectively. In the state where the sandwiching portion 10 is attached to the door body 6, the sandwiching plate portion 10a is arranged so as to be parallel to the door plate portion 61.

Although not particularly limited, in the present embodiment, the third threaded portion 8c is a male threaded portion and the fourth threaded portion 8d is a female threaded portion. Although not particularly limited, the third screw portion 8c may be a bolt fixed around the opening 61a of the door plate portion 61 by, for example, welding or the like. Further, although not particularly limited, the fourth screw portion 8d may be a nut.

By the way, each of the screw portions 8a to 8d is covered with the door body 6 and the detachable body 7 on the entire circumference in the horizontal direction. Specifically, the door body 6 and the detachable body 7 cooperate with each other to form a cover portion 11 that covers each of the screw portions 8a to 8d from the horizontal direction, and the door plate portion 61 and the cover portion 11 are formed with each other. By cooperating, the entire circumference of each threaded portion 8a to 8d in the horizontal direction is covered.

In the present embodiment, the cover portion 11 is composed of a first facing plate portion 62, a second facing plate portion 71, a first connecting plate portion 63, and a first extension plate portion 74. As a result, the screw portions 8a to 8d are less likely to be visually recognized, so that, for example, the design of the landing door 4 (for example, the design from the hoistway X1 side) can be improved.

Here, "covering the entire horizontal direction of the threaded portion" means surrounding the entire threaded portion 8a to 8d from the outside in the vertical D3 view. In addition to completely surrounding the window, there is a slight gap (for example, a gap between the window portion 9 and the first extension plate portion 74, a gap between the first facing plate portion 62 and the second facing plate portion 71). Including surrounding with. The slight gap is, for example, a gap of 2 mm or less, preferably a gap of 1 mm or less.

Further, the cover portion 11 includes a cover plate portion 11a arranged closest to the hoistway X1 side. In the present embodiment, the cover plate portion 11a is composed of a first facing plate portion 62 and a second facing plate portion 71. Then, the first facing plate portion 62 and the second facing plate portion 71 are arranged so as to be flush with each other.

As a result, the cover plate portion 11a becomes flat over the first horizontal direction D1, so that, for example, the design of the landing door 4 (for example, the design from the hoistway X1 side) can be further improved. Here, "floating" includes not only a completely flat structure but also a substantially flat structure having no step (unevenness) of 1 mm or more.

Further, the distance between the first facing plate portion 62 and the first connecting plate portion 64a is short, that is, the distance between the first facing plate portion 62 and the first screw portion 8a is short. As a result, as shown in FIG. 4, the second screw portion 8b cannot be removed from the first screw portion 8a because the second screw portion 8b comes into contact with the first facing plate portion 62.

Therefore, as shown in FIG. 5, the first mounting plate portion 72 includes a recess 72a in which a part is opened. Specifically, one side of the recess 72a in the first horizontal direction D1 (the side opposite to the direction of the arrow in the figure; the same applies hereinafter) is open. As a result, the detachable body 7 moves in the first horizontal direction D1 with respect to the door body 6, so that the detachable body 7 can be attached to the door body 6 without completely removing the second screw portion 8b from the first screw portion 8a. It can be attached and detached.

Further, the second screw portion 8b includes an operation portion 81b operated by a tool (not shown) on the head 82b. Although not particularly limited, in the present embodiment, the operation unit 81b is a hexagonal hole operated by a hexagon wrench, but may be, for example, a plus groove or a minus groove operated by a screwdriver, and for example, a recess. However, it may be a convex portion.

On the other hand, the cover portion 11 includes a through hole 62a facing the second screw portion 8b (specifically, the operation portion 81b). In the present embodiment, the through hole 62a is provided in the first facing plate portion 62. As a result, the tool is inserted into the through hole 62a, so that the operation portion 81b of the second screw portion 8b is operated by the tool.

In the second horizontal direction D2 view in which the second screw portion 8b and the through hole 62a face each other, the through hole 62a is smaller than the second screw portion 8b (specifically, the head 82b). .. As a result, for example, the entire second screw portion 8b (specifically, the head portion 82b) cannot be visually recognized from the through hole 62a, so that the existence of the second screw portion 8b becomes difficult to understand. Therefore, for example, the design of the landing door 4 (for example, the design from the hoistway X1 side) can be effectively improved.

Although the configuration of the inner end portion of the first horizontal direction D1 of one landing door 4 has been described with reference to FIGS. 3 to 5, the outer end portion of the first horizontal direction D1 of one landing door 4 has been described. The configuration may be the same as, or different from, the configuration of the inner end portion of FIGS. 3 to 5 (that is, symmetrical at the center of the first horizontal direction D1). Further, the configuration of each end portion of the other landing door 4 in the first horizontal direction D1 may be the same as or different from the configuration of the inner end portion of FIGS. 3 to 5.

Here, returning to FIG. 3, a method of manufacturing a part of the door body 6 will be described.

As shown in FIG. 3, the door body 6 has a first member 60 having a door plate portion 61, a first facing plate portion 62, and a first connecting plate portion 63, and a second member having a first connecting plate portion 64a. 64 and is provided. Although not particularly limited, in the present embodiment, the first member 60 and the second member 64 are each formed by bending a metal plate.

The second member 64 includes a first fixing plate portion 64b fixed to the door plate portion 61 and a second fixing plate portion 64c fixed to the first connecting plate portion 63. The first connecting plate portion 64a and the first fixing plate portion 64b are arranged so as to be parallel to each other, and the second fixing plate portion 64c is orthogonal to the first connecting plate portion 64a and the first fixing plate portion 64b, respectively. Arranged like this.

Although not particularly limited, in the present embodiment, the first member 60 and the second member 64 are fixed by adhesion. Specifically, the first fixing plate portion 64b is applied to the door plate portion 61 and adhered, and the second fixing plate portion 64c is applied to the first connecting plate portion 63 and adhered. Thereby, for example, the positioning of the second member 64 with respect to the first member 60 can be easily performed.

Further, the fixing is performed in a state where the first screw portion 8a and the second screw portion 8b are screwed together. As a result, it is not necessary to attach the second screw portion 8b to the first screw portion 8a after fixing the second member 64 to the first member 60. Therefore, for example, the distance between the first facing plate portion 62 and the first connecting plate portion 64a can be reduced so that the second screw portion 8b cannot be removed from the first screw portion 8a. Moreover, for example, in the second horizontal direction D2 view, the through hole 62a can be made smaller than the second screw portion 8b (head 82b).

Based on the above, the elevator landing door 4 according to the present embodiment has a door body 6 having a door plate 61 that closes an entrance / exit X3 that communicates the hoistway X1 and the landing X2, and a hoistway more than the door plate 61. At least one detachable body 7 arranged on the X1 side and removable to the door body 6, and a first screw portion fixed to the door body 6 or the detachable body 7 (in this embodiment, the door body 6). An elevator landing door 4 comprising 8a and a second threaded portion 8b that attaches at least one detachable body 7 to the door body 6 by screwing into the first threaded portion 8a, at least the said. It is composed of a detachable body 7, and includes a cover portion 11 that covers the entire circumference of the first screw portion 8a and the second screw portion 8b in the horizontal direction by the door plate portion 61, and the cover portion 11 is the first screw portion. 2 A through hole 62a facing the threaded portion 8b is provided.

According to such a configuration, the door plate portion 61 and the cover portion 11 cover the entire circumference of the first screw portion 8a and the second screw portion 8b in the horizontal direction except for the through hole 62a. As a result, the first screw portion 8a and the second screw portion 8b can be made difficult to see.

Further, in the elevator landing door 4 according to the present embodiment, the door body 6 is provided by the window portion 9 arranged on the hoistway X1 side of the door plate portion 61 and the door plate portion 61. By screwing the sandwiching portion 10 that sandwiches the window portion 9, the third screw portion 8c fixed to the door plate portion 61, and the third screw portion 8c, the sandwiching portion 10 is inserted into the door plate portion 61. The door plate portion 61 covers the entire circumference of the third screw portion 8c and the fourth screw portion 8d in the horizontal direction. Is.

According to such a configuration, the door plate portion 61 and the cover portion 11 cover the entire circumference of the third screw portion 8c and the fourth screw portion 8d in the horizontal direction. As a result, the third screw portion 8c and the fourth screw portion 8d can be made difficult to see.

Further, in the elevator landing door 4 according to the present embodiment, the cover portion 11 is arranged on the hoistway X1 side of the door plate portion 61 and in parallel with the door plate portion 61a. The door body 6 includes a first facing plate portion 62 that is closer to the hoistway X1 side than the door plate portion 61 and faces the door plate portion 61 in parallel, and the detachable body 7 includes the door. A second facing plate portion 71 that faces parallel to the plate portion 61 is provided, and the first facing plate portion 62 and the second facing plate portion 71 are flush with each other in order to form the cover plate portion 11a. It is a configuration that is arranged so as to be.

According to such a configuration, since the first facing plate portion 62 and the second facing plate portion 71 are arranged so as to be flush with each other, the first facing plate portion 62 and the second facing plate portion 71 may be used. The configured cover plate portion 11a is arranged in parallel with the door plate portion 61. As a result, the cover plate portion 11a becomes flat over the first direction D1.

Further, in the elevator landing door 4 according to the present embodiment, the size of the through hole 62a is such that the second screw portion 8b is viewed in the direction D2 in which the second screw portion 8b and the through hole 62a face each other. It is smaller than the size of.

According to such a configuration, the entire second screw portion 8b cannot be visually recognized from the through hole 62a, so that the second screw portion 8b can be made more difficult to see.

The elevator landing door 4 and the elevator 1 are not limited to the configuration of the above-described embodiment, and are not limited to the above-mentioned effects. In addition, it goes without saying that the elevator landing door 4 and the elevator 1 can be modified in various ways without departing from the gist of the present application. For example, it goes without saying that one or a plurality of configurations and methods according to the following various modification examples may be arbitrarily selected and adopted for the configurations and methods according to the above-described embodiment.

(1) In the landing door 4 according to the present embodiment, the door body 6 fixes the first screw portion 8a to the door plate portion 61 by two members, the first member 60 and the second member 64. It is a configuration. However, the landing door 4 is not limited to such a configuration.

For example, as shown in FIGS. 6 and 7, the door body 6 may have a configuration in which the first screw portion 8a is fixed to the door plate portion 61 by one member. According to such a configuration, for example, the number of parts can be reduced. In addition, in FIG. 6 and FIG. 7, the through hole 71a is provided in the detachable body 7.

(2) Further, in the landing door 4 according to the present embodiment, the first screw portion 8a fixed to the door body 61 (or the detachable body 7) is a female screw portion, and the second screw portion 8b is a male screw portion. It is a composition that is. However, the landing door 4 is not limited to such a configuration. For example, as shown in FIG. 7, the first threaded portion 8a may be a male threaded portion and the second threaded portion 8b may be a female threaded portion.

(3) Further, in the landing door 4 according to the present embodiment, the cover portion 11 is composed of the door body 6 and the detachable body 7. However, the landing door 4 is not limited to such a configuration. For example, as shown in FIG. 7, the cover portion 11 may be configured to be composed of only the detachable body 7. That is, in FIG. 7, the door plate portion 61 and the detachable body 7 cooperate with each other to cover the entire circumference of each of the screw portions 8a to 8d in the horizontal direction.

(4) Further, in the landing door 4 according to the present embodiment, the first facing plate portion 62 and the second facing plate portion 71 are arranged so as to be flush with each other. However, the landing door 4 is not limited to such a configuration. For example, as shown in FIG. 8, the first facing plate portion 62 and the second facing plate portion 71 may have a step H1 of 1 mm or more. In FIG. 8, the door body 6 includes a second extension plate portion 66 extending from an end portion of the first facing plate portion 62 toward the second facing plate portion 71.

(5) Further, in the landing door 4 according to the present embodiment, the first connecting plate portion 64a and the first mounting plate portion 72 are parallel to the first horizontal direction D1 in the vertical direction D3. , Are arranged. However, the landing door 4 is not limited to such a configuration.

For example, as shown in FIG. 9, in the vertical direction D3 view, the first connecting plate portion 64a and the first mounting plate portion 72 are arranged so as to be inclined with respect to the first horizontal direction D1. good. According to such a configuration, by changing the position of the first mounting plate portion 72 with respect to the screw portions 8a and 8b, the position of the first facing plate portion 62 and the second facing plate portion 71 in the second horizontal direction D2. The relationship and the positional relationship between the window portion 9 and the first extension plate portion 74 in the second horizontal direction D2 can be changed.

(6) Further, in the landing door 4 according to the present embodiment, the third screw portion 8c is directly connected to the door plate portion 61. However, the landing door 4 is not limited to such a configuration. For example, as shown in FIG. 10, the third screw portion 8c may be connected to the door plate portion 61 via the connecting member 65.

The connecting member 65 according to FIG. 10 includes a second connecting plate portion 65a connected to the third screw portion 8c, a third fixing plate portion 65b fixed to the door plate portion 61, a second connecting plate portion 65a, and a second connecting member 65. A fourth connecting plate portion 65c for connecting the end portions to the fixing plate portion 65b is provided. The second connecting plate portion 65a and the third fixing plate portion 65b are arranged so as to be parallel to each other. The fourth connecting plate portion 65c is arranged so as to be orthogonal to the second connecting plate portion 65a and the third fixing plate portion 65b, respectively.

(7) Further, in the landing door 4 according to the present embodiment, the third screw portion 8c fixed to the door plate portion 61 is a male screw portion, and the fourth screw portion 8d is a female screw portion. Is. However, the landing door 4 is not limited to such a configuration. For example, as shown in FIG. 10, the third threaded portion 8c may be a female threaded portion and the fourth threaded portion 8d may be a male threaded portion.

(8) Further, the landing door 4 according to the present embodiment is configured to include one detachable body 7 that is attached to and detached from the door body 6. However, the landing door 4 is not limited to such a configuration. For example, as shown in FIG. 11, the landing door 4 may be configured to include a plurality of detachable bodies 7a and 7b (two in FIG. 11). The configuration according to FIG. 11 will be described below.

The first attachment / detachment body 7a includes a second facing plate portion 71, a first attachment plate portion 72, a second connection plate portion 73, and a first extension plate portion 74, similarly to the attachment / detachment body 7 according to the above embodiment. The second detachable body 7b has a third mounting plate portion 71b and a third mounting plate that are attached to the door body 6 (specifically, the first connecting plate portion 64a) by the first screw portion 8a and the second screw portion 8b. A third facing plate portion 72b facing the portion 71b and a fifth connecting plate portion 73b connecting the ends of the third mounting plate portion 71b and the third facing plate portion 72b are provided.

The third mounting plate portion 71b and the third facing plate portion 72b are arranged so as to be parallel to each other. The fifth connection plate portion 73b is arranged so as to be orthogonal to the third mounting plate portion 71b and the third facing plate portion 72b, respectively. In the state where the detachable bodies 7a and 7b are attached to the door body 6, the third attachment plate portion 71b of the second detachable body 7b is on the hoistway X1 side of the first attachment plate portion 72 of the first detachable body 7a. The third facing plate portion 72b of the second detachable body 7b is in contact with the hoistway X1 side of the first facing plate portion 62 of the door body 6.

According to such a configuration, for example, when a decorative sheet (not shown) is attached to the outer surface of each part 61 to 63 of the door body 6, the third facing plate portion 72b is the first facing plate. The edge of the decorative sheet attached to the portion 62 can be pressed. As a result, it is possible to prevent the decorative sheet from peeling off from the door body 6.

If the pattern (color, etc.) of the decorative sheet attached to the first facing plate portion 62 is different from the pattern of the first detachable body 7a (second facing plate portion 71), the second detachable body 7b The handle of (third facing plate portion 72b) may be the same as the handle of the first detachable body 7a (second facing plate portion 71). According to such a configuration, for example, the design of the landing door 4 (for example, the design from the hoistway X1 side) can be effectively improved. The third facing plate portion 72b includes a communication hole 74b that communicates with the through hole 62a of the first facing plate portion 62.

(9) Further, in the landing door 4 according to the present embodiment, the first screw portion 8a is fixed to the door body 6. However, the landing door 4 is not limited to such a configuration. For example, the first screw portion 8a may be fixed to the detachable body 7.

(10) Further, in the landing door 4 according to the present embodiment, the entire horizontal circumference of the third screw portion 8c and the fourth screw portion 8d is covered by the cover portion 11 and the door plate portion 61. Is. However, the landing door 4 is not limited to such a configuration. For example, the entire horizontal circumference of the third screw portion 8c and the fourth screw portion 8d may not be covered by the cover portion 11 and the door plate portion 61.

(11) Further, in the landing door 4 according to the present embodiment, the through hole 62a is smaller than the second screw portion 8b (head 82b) in the second horizontal direction D2 view. However, the landing door 4 is not limited to such a configuration. For example, in the second horizontal direction D2 view, the through hole 62a may be the same as the second screw portion 8b, or may be larger than the second screw portion 8b.

(12) Further, in the landing door 4 according to the present embodiment, the second screw portion 8b is not removable from the first screw portion 8a. However, the landing door 4 is not limited to such a configuration. For example, the second screw portion 8b may be removable from the first screw portion 8a.

(13) Further, in the landing door 4 according to the present embodiment, the door body 6 includes a window portion 9, a sandwiching portion 10, a third screw portion 8c, and a fourth screw portion 8d. However, the landing door 4 is not limited to such a configuration. For example, the door body 6 may not include at least one of a window portion 9, a sandwiching portion 10, a third screw portion 8c, and a fourth screw portion 8d.

1 ... Elevator, 2 ... Basket, 4 ... Elevator landing door, 5 ... Three-sided frame, 6 ... Door body, 7 ... Detachable body, 7a ... 1st detachable body, 7b ... 2nd detachable body, 8a ... 1st screw part , 8b ... 2nd screw part, 8c ... 3rd screw part, 8d ... 4th screw part, 9 ... window part, 10 ... sandwiching part, 10a ... sandwiching plate part, 10b ... second mounting plate part, 10c ... third Connection plate part, 11 ... Cover part, 11a ... Cover plate part, 60 ... First member, 61 ... Door plate part, 61a ... Opening, 62 ... First facing plate part, 62a ... Through hole, 63 ... First connection Plate part, 64 ... 2nd member, 64a ... 1st connecting plate part, 64b ... 1st fixing plate part, 64c ... 2nd fixing plate part, 65 ... connecting member, 65a ... 2nd connecting plate part, 65b ... 3rd Fixed plate part, 65c ... 4th connection plate part, 66 ... 2nd extension plate part, 71 ... 2nd facing plate part, 71a ... through hole, 71b ... 3rd mounting plate part, 72 ... 1st mounting plate part, 72a ... recess, 72b ... third facing plate, 73 ... second connection plate, 73b ... fifth connection plate, 74 ... first extension plate, 74b ... through hole, 81b ... operation, 82b ... head, H1 ... Step, X1 ... Hoistway, X2 ... Landing, X3 ... Doorway

Claims (4)

A door body having a door plate that closes the doorway that connects the hoistway and the landing,
At least one detachable body that is arranged on the hoistway side of the door plate and can be attached to and detached from the door body.
The first screw portion fixed to the door body or the detachable body, and
An elevator landing door comprising a second threaded portion that attaches the at least one detachable body to the door body by screwing with the first threaded portion.
It is composed of at least the detachable body, and includes a cover portion that covers the entire circumference of the first screw portion and the second screw portion in the horizontal direction by the door plate portion.
The cover portion is provided with a through hole facing the second screw portion.
The door body has a window portion arranged on the hoistway side of the door plate portion, a sandwiching portion sandwiching the window portion by the door plate portion, and a third screw portion fixed to the door plate portion. And a fourth screw portion for attaching the sandwiching portion to the door plate portion by screwing with the third screw portion.
The cover portion is an elevator landing door that covers the entire circumference of the third screw portion and the fourth screw portion in the horizontal direction by the door plate portion. A door body having a door plate that closes the doorway that connects the hoistway and the landing,
At least one detachable body that is arranged on the hoistway side of the door plate and can be attached to and detached from the door body.
The first screw portion fixed to the door body or the detachable body, and
An elevator landing door comprising a second threaded portion that attaches the at least one detachable body to the door body by screwing with the first threaded portion.
It is composed of at least the detachable body, and includes a cover portion that covers the entire circumference of the first screw portion and the second screw portion in the horizontal direction by the door plate portion.
The cover portion is provided with a through hole facing the second screw portion.
The cover portion includes a cover plate portion that is arranged on the hoistway side of the door plate portion and in parallel with the door plate portion.
The door body includes a first facing plate portion that is closer to the hoistway side than the door plate portion and faces the door plate portion in parallel.
The detachable body includes a second facing plate portion that faces parallel to the door plate portion.
An elevator landing door in which the first facing plate portion and the second facing plate portion are arranged so as to be flush with each other in order to form the cover plate portion. A door body having a door plate that closes the doorway that connects the hoistway and the landing,
At least one detachable body that is arranged on the hoistway side of the door plate and can be attached to and detached from the door body.
The first screw portion fixed to the door body or the detachable body, and
An elevator landing door comprising a second threaded portion that attaches the at least one detachable body to the door body by screwing with the first threaded portion.
It is composed of at least the detachable body, and includes a cover portion that covers the entire circumference of the first screw portion and the second screw portion in the horizontal direction by the door plate portion.
The cover portion is provided with a through hole facing the second screw portion.
An elevator landing door in which the size of the through hole is smaller than the size of the second screw portion in the direction in which the second screw portion and the through hole face each other. An elevator including the elevator landing door according to any one of claims 1 to 3.

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