WO2016024327A1

WO2016024327A1 - Illumination device for elevator car

Info

Publication number: WO2016024327A1
Application number: PCT/JP2014/071287
Authority: WO
Inventors: 央岡部; 雅幸南; 澤木　泰司
Original assignee: 三菱電機株式会社
Priority date: 2014-08-12
Filing date: 2014-08-12
Publication date: 2016-02-18
Also published as: BR112016030788A2

Abstract

Provided is an illumination device for an elevator car, wherein a ceiling fixing portion of a car fixing portion has disposed therein ceiling-side bolt insertion holes each having a first large diameter portion and a first small diameter portion. A wall fixing portion of the car fixing portion is provided with wall-side bolt insertion holes each having a second large diameter portion and a second small diameter portion. By passing the head portion of a ceiling-side bolt through the first large diameter portion and moving the car fixing portion towards the side of an illumination fixing wall, the ceiling-side bolt moves into the first small diameter portion and the head portion of a wall-side bolt passes through the second large diameter portion. By tightening the ceiling-side bolt and moving the car fixing portion upward, the wall-side bolt moves into the second small diameter portion.

Description

Elevator cab lighting

The present invention relates to a cab lighting device provided in an upper part of an elevator cab, and more particularly to a structure for fixing to the cab.

In conventional elevator cab ceiling devices, a plurality of nuts are fixed to the ceiling plate. A light source body such as a fluorescent lamp is accommodated in a case forming a suspended ceiling. The case is fixed to the ceiling board with a plurality of bolts. The bolt penetrates the case and the ceiling plate and is attached to the nut (see, for example, Patent Document 1).

Also, in a conventional elevator car, a lighting fixture and a lighting case covering the lighting fixture are attached to the lower surface of the ceiling board. The lighting case is provided with a pair of hooking long holes and a pair of fixing holes. The long slot for hooking has a wide part and a narrow part. The wide part is provided on the side surface of the lighting case. The narrow portion is provided from the side surface to the upper surface of the lighting case. The fixing hole has a large diameter portion and a small diameter portion.

The ceiling plate is provided with a pair of hooking bolts that pass through the hooking long holes and a pair of fixing bolts that pass through the fixing holes. A tightening nut is attached to the tip of each hook bolt. A fixing nut is attached to the tip of each fixing bolt.

When attaching the lighting case to the ceiling plate, first place the lighting case in a vertical state, and insert the tip of the hooking bolt and the tightening nut into the wide part of the hooking long hole. Then, the lighting case is moved horizontally, and the hooking bolt is moved to the narrow portion.

After this, rotate the lighting case to make it horizontal and insert the tip of the fixing bolt and the fixing nut into the large diameter part of the fixing hole. Then, the lighting case is moved horizontally, and the fixing bolt is moved to the small diameter portion. Finally, the fixing nut is tightened (see, for example, Patent Document 2).

Japanese Patent Laid-Open No. 2003-212454 JP2011-152999A

In the conventional ceiling device disclosed in Patent Document 1, since it is necessary to tighten the bolt while supporting the case, two or more workers are required to attach the lighting device to the ceiling plate. Is low.

In addition, in the conventional car shown in Patent Document 2, when the lighting case is attached to the ceiling plate, the lighting case is largely rotated in the car room, so that it is necessary to secure a space for rotation. The nature is low.

The present invention has been made to solve the above-described problems, and an object of the present invention is to provide an elevator cab illumination device capable of improving the installation in a cab.

The elevator cab lighting device according to the present invention includes a cab fixing portion fixed to the cab ceiling, a lighting fixture supported by the cab fixing portion, and a cab fixing to the cab ceiling. A ceiling-side bolt and a wall-side bolt that is fixed to an illumination fixing wall that is one of the car room walls, and the car room fixing part further includes a wall fixing part that is fixed to the lighting fixing wall, The ceiling fixing part is provided with a ceiling side bolt insertion hole through which the ceiling side bolt is passed, and the wall fixing part is provided with a wall side bolt insertion hole through which the wall side bolt is passed. The bolt insertion hole is connected to the first large-diameter portion that allows passage of the head of the ceiling-side bolt and the first large-diameter portion, and the first small-diameter that prevents passage of the head of the ceiling-side bolt. And the wall side bolt insertion hole allows the passage of the wall side bolt through the head. It has a large diameter portion and a second small diameter portion that is connected to the second large diameter portion and blocks the passage of the head of the wall side bolt. By moving the cab fixing part through the head to the lighting fixing wall side, the ceiling side bolt moves into the first small diameter part, and the head of the wall side bolt is passed through the second large diameter part, The wall-side bolt is moved into the second small-diameter portion by tightening the ceiling-side bolt and moving the cab fixing portion upward.
Moreover, the elevator cab lighting device according to the present invention includes a cab fixing portion having a ceiling fixing portion fixed to the cab ceiling, a lighting fixture supported by the cab fixing portion, and a cab wall. The cab fixing portion further includes a wall fixing portion fixed to the lighting fixing wall, and the ceiling fixing portion includes a cab ceiling. A hook to be inserted into the hook insertion hole provided in the wall is provided, and a wall side bolt insertion hole through which the wall side bolt is passed is provided in the wall fixing portion. It has a large diameter part that allows the head of the side bolt to pass and a small diameter part that is connected to the large diameter part and blocks the passage of the head of the wall side bolt, and inserts the hook into the hook insertion hole. Then, by moving the cab fixing part to the lighting fixing wall side, When the head of the hook is passed and the cab fixing part is moved downward, the tip of the hook is inserted into the tip insertion hole provided on the lighting fixing wall side of the hook insertion hole of the cab ceiling, and the wall The side bolt moves into the small diameter part.

According to the elevator cab lighting device of the present invention, the installation in the cab can be improved.

1 is a perspective view showing an interior of an elevator cab according to Embodiment 1 of the present invention. It is sectional drawing of the cage | basket | chamber illumination apparatus of FIG. It is a perspective view which shows the fixed state to the cab of the ceiling fixing | fixed part and wall fixing | fixed part of FIG. It is a perspective view which shows the state before fixation to the cab of the ceiling fixing | fixed part and wall fixing | fixed part of FIG. It is a perspective view which shows the state which passed the head part of the ceiling side volt | bolt through the 1st large diameter part of FIG. It is a perspective view which shows the state which moved the ceiling fixing | fixed part and wall fixing | fixed part of FIG. 5 to the rear wall side. It is a perspective view which shows the state which tightened the ceiling side volt | bolt of FIG. 6 and moved the ceiling fixing | fixed part and the wall fixing | fixed part upward. It is sectional drawing which shows the fixed state to the cab of the ceiling fixing | fixed part and wall fixing | fixed part by Embodiment 2 of this invention. It is a front view which shows the principal part of the wall fixing | fixed part of FIG. It is sectional drawing which shows the state before fixing to the cab of the ceiling fixing | fixed part and wall fixing | fixed part of FIG. It is sectional drawing which shows the state which moved the ceiling fixing | fixed part and wall fixing | fixed part of FIG. 10 to the rear wall side. It is a front view which shows the principal part of the wall fixing | fixed part of FIG. It is sectional drawing which shows the state which moved the ceiling fixing | fixed part and wall fixing | fixed part of FIG. 11 below.

Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings.
Embodiment 1 FIG.
1 is a perspective view showing the interior of an elevator car according to Embodiment 1 of the present invention. The cab has a cab floor 15 on which passengers are placed, a plurality of cab walls, and a cab ceiling 18. In the car room wall, a pair of side walls 16 (only one is shown in FIG. 1) facing each other, a pair of sleeve walls (not shown) provided on both sides of the car doorway (not shown), and a car doorway And a rear wall 17 opposite the sleeve wall.

A car room lighting device 21 is fixed to the upper part of the car room. The car room lighting device 21 is configured as a separate part from the car room ceiling 18.

FIG. 2 is a cross-sectional view of the cab lighting device 21 shown in FIG. The cab lighting device 21 includes a lighting case 22 as a cab fixing portion fixed to the cab 18 and the rear wall 17, a lighting fixture 23 accommodated in the lighting case 22, and a lower portion of the lighting fixture 23. And a plurality of ceiling bolts 25 for fixing the lighting case 22 to the cab ceiling 18 and a plurality of wall bolts for fixing the lighting case 22 to the rear wall 17. 26.

The lighting case 22 is a rectangular parallelepiped box including a ceiling fixing portion 22 a fixed to the cab ceiling 18 and a wall fixing portion 22 b fixed to the rear wall 17. In the first embodiment, the illumination fixing wall to which the wall fixing portion 22 b is fixed is the rear wall 17.

The lighting fixture 23 is attached to the lower surface of the ceiling fixing part 22a and illuminates the interior of the car with light. An opening 22 c is provided in the lower part of the lighting case 22. The illuminating plate 24 is disposed so as to close the opening 22c and transmits light from the luminaire 23.

3 is a perspective view showing a state in which the ceiling fixing portion 22a and the wall fixing portion 22b of FIG. 2 are fixed to the cab. For simplicity, the ceiling fixing portion 22a, the wall fixing portion 22b, the cab ceiling 18 and the rear wall 17 are shown. Only the part of is shown. A plurality of ceiling side bolt insertion holes 27 through which the ceiling side bolts 25 are passed are provided in the ceiling fixing portion 22a. A plurality of wall side bolt insertion holes 28 through which the wall side bolts 26 are passed are provided in the wall fixing portion 22b.

The ceiling-side bolt insertion hole 27 is connected to the first large-diameter portion 27a that allows passage of the head of the ceiling-side bolt 25 and the first large-diameter portion 27a. And a first small-diameter portion 27b. The first small diameter portion 27b is disposed on the opposite side of the rear wall 17 with respect to the first large diameter portion 27a.

The wall-side bolt insertion hole 28 is connected to the second large-diameter portion 28a that allows passage of the head of the wall-side bolt 26 and the second large-diameter portion 28a. And a second small diameter portion 28b. The second small diameter portion 28b is disposed below the second large diameter portion 28a.

Thus, the ceiling side bolt insertion hole 27 and the wall side bolt insertion hole 28 are so-called dharma holes. However, between the first large-diameter portion 27a and the first small-diameter portion 27b, and between the second large-diameter portion 28a and the second small-diameter portion 28b, each extends in a slit shape as necessary. May be.

Next, a method for fixing the lighting case 22 to the cab will be described. FIG. 4 is a perspective view showing a state before the ceiling fixing portion 22a and the wall fixing portion 22b of FIG. 3 are fixed to the cab. A plurality of nuts (not shown) for receiving the ceiling side bolts 25 and the wall side bolts 26 are respectively fixed to the upper surface of the cab ceiling 18 and the outer surface of the rear wall 17. The ceiling side bolt 25 penetrates the cab ceiling 18 and is attached in advance to a corresponding nut in a slightly loosened state. Similarly, the wall-side bolt 26 penetrates the rear wall 17 and is attached in advance to a corresponding nut in a slightly loosened state.

4. From the state of FIG. 4, the lighting case 22 is lifted and the head of the ceiling-side bolt 25 is passed through the first large-diameter portion 27a as shown in FIG. Subsequently, as illustrated in FIG. 6, the lighting case 22 is horizontally moved to the rear wall 17 side until the wall fixing portion 22 b contacts the rear wall 17. As a result, the ceiling-side bolt 25 moves into the first small-diameter portion 27b, and the head of the wall-side bolt 26 passes through the second large-diameter portion 28a. At this time, the illumination case 22 is supported by the ceiling-side bolts 25 and is temporarily fixed.

Thereafter, the ceiling side bolt 25 is tightened, and the lighting case 22 is moved upward until the ceiling fixing portion 22a comes into contact with the cab 18. Thereby, as shown in FIG. 7, the wall side bolt 26 moves into the 2nd small diameter part 28b. Finally, as shown in FIG. 3, the lighting case 22 is fixed to the cab ceiling 18 and the rear wall 17 by tightening the wall-side bolts 26.

In this way, the

bolts

25 and 26 and the bolt insertion holes 27 and 28 are moved to the ceiling side by moving the lighting case 22 toward the rear wall 17 through the head of the ceiling-side bolt 25 through the first large-diameter portion 27a. The bolt 25 moves into the first small-diameter portion 27b, and the head of the wall-side bolt 26 is passed through the second large-diameter portion 28a. From this state, the ceiling-side bolt 25 is tightened and the lighting case 22 is moved upward. The wall-side bolt 26 is arranged so as to move into the second small diameter portion 28b. Moreover, the operation | work which removes the illumination case 22 is said reverse procedure.

In such a cab lighting device 21, the lighting case 22 is hooked on the ceiling-side bolt 25 and temporarily fixed using the ceiling-side bolt insertion hole 27, and then the ceiling-side bolt 25 is tightened to move the lighting case 22 upward. As a result, the wall-side bolt 26 moves into the second small-diameter portion 28b, so that the lighting case 22 can be easily positioned, and it is not necessary to rotate the lighting case 22 greatly. The work can be performed by one person, and the installation in the cab can be improved.

Further, since the wall fixing portion 22b is fixed to the rear wall 17 by the wall side bolt 26, the movement of the lighting case 22 in the horizontal direction can be more firmly prevented.

Furthermore, since the cab lighting device 21 is configured as a separate part from the cab ceiling 18, the lighting specification can be easily changed.

Embodiment 2. FIG.
Next, FIG. 8 is a sectional view showing a state in which the ceiling fixing portion 22a and the wall fixing portion 22b are fixed to the cab according to Embodiment 2 of the present invention. The cab ceiling 18 is provided with a plurality of sets of hook insertion holes 18a and tip insertion holes 18b. Each tip insertion hole 18b is disposed on the rear wall 17 side of the corresponding hook insertion hole 18a with a space from the hook insertion hole 18a. The dimensions of the tip insertion holes 18b in the direction orthogonal to the rear wall 17 (the left-right direction in FIG. 8) are smaller than the dimensions of the hook insertion holes 18a in the same direction.

A hook 29 having an inverted J-shaped cross section (that is, a Γ shape) is fixed to the ceiling fixing portion 22a. The hook 29 includes a base end portion 29a that protrudes perpendicularly upward from the upper surface of the ceiling fixing portion 22a, a horizontal portion 29b that protrudes perpendicularly from the upper end of the base end portion 29a toward the rear wall 17, and a rear wall of the horizontal portion 29b. And a distal end portion 29c protruding perpendicularly downward from the end portion on the 17 side. The vertical dimension of the distal end portion 29c is smaller than the vertical dimension of the proximal end portion 29a.

The hook 29 may be fixed to the ceiling fixing portion 22a by welding or a fastener, or may be formed by cutting out a part of the ceiling fixing portion 22a and bending it. The base end portion 29a is passed through the hook insertion hole 18a. The distal end portion 29c is inserted into the distal end insertion hole 18b.

The wall fixing portion 22b is fixed to the rear wall 17 by wall-side bolts 26 as in the first embodiment. The wall fixing portion 22b is provided with a wall side bolt insertion hole 30 as shown in FIG. The wall-side bolt insertion hole 30 is connected to the large-diameter portion 30a that allows passage of the head of the wall-side bolt 26 and the small-diameter portion 30b that is connected to the large-diameter portion 30a and prevents passage of the head of the wall-side bolt 26. And have.

The small diameter portion 30b is disposed on the large diameter portion 30a (upside down with respect to the wall side bolt insertion hole 28 of the first embodiment). The wall side bolt insertion hole 30 is a so-called dharma hole. However, the space between the large diameter portion 30a and the small diameter portion 30b may be extended in a slit shape according to the vertical dimension of the hook 29. Other configurations are the same as those in the first embodiment.

Next, a method for fixing the lighting case 22 to the cab will be described. First, as shown in FIG. 10, the lighting case 22 is lifted and the entire hook 29 is inserted into the hook insertion hole 18a. Subsequently, as shown in FIG. 11, the lighting case 22 is horizontally moved to the rear wall 17 side until the wall fixing portion 22 b contacts the rear wall 17. Thereby, as shown in FIG. 12, the head of the wall side bolt 26 is passed through the large diameter portion 30a.

After this, the lighting case 22 is moved downward. Thereby, as shown in FIG. 13, the front-end | tip part 29c is inserted in the front-end | tip insertion hole 18b. Moreover, as shown in FIG. 9, the wall side bolt 26 moves into the small diameter part 30b. At this time, the lighting case 22 is supported by the cab ceiling 18 via the hook 29 and is temporarily fixed. Finally, when the wall-side bolt 26 is tightened, the lighting case 22 is fixed to the cab.

As described above, the hook 29, the hook insertion hole 18a, the tip insertion hole 18b, the wall-side bolt 26 and the wall-side bolt insertion hole 30 insert the hook 29 into the hook insertion hole 18a, and connect the lighting case 22 to the rear wall 17 side. When the head portion of the wall-side bolt 26 is passed through the large-diameter portion 30a, and the lighting case 22 is moved downward from this state, the tip portion 29c is inserted into the tip insertion hole 18b. The wall-side bolt 26 is arranged so as to move into the small diameter portion 30b. Moreover, the operation | work which removes the illumination case 22 is said reverse procedure.

Such a cab lighting device 21 can also easily position the lighting case 22, it is not necessary to rotate the lighting case 22 greatly, and the installation work can be performed by one person. Installation in a cab can be improved. In addition, the lighting case 22 can be temporarily fixed by simply hooking the hook 29 to the cab 18 so that the installation is further facilitated.

In the above example, the rear wall 17 is shown as the lighting fixed wall, but another car wall may be used as the lighting fixing wall.
In the above example, the lighting case 22 is shown as the car room fixing part. However, a member (fixing bracket or the like) different from the lighting case 22 is fixed to the car room as the car room fixing part, and the car room fixing part. A lighting case, a lighting fixture, and the like may be supported on the screen.
Further, two or more car room lighting devices may be fixed in one car room.
Furthermore, the external shape of the cage lighting device is not particularly limited.
Moreover, the kind of lighting fixture is not specifically limited, for example, LED, a fluorescent lamp, or an incandescent lamp.
Furthermore, the layout of the entire elevator is not particularly limited.
Furthermore, the present invention can be applied to various types of elevator cab lighting devices such as machine room-less elevators, double deck elevators, and one-shaft multi-car elevators.

Claims

An elevator cab lighting device comprising: a cab fixing portion fixed to a cab ceiling; and a lighting fixture supported by the cab fixing portion,
A ceiling-side bolt fixed to the cab ceiling, and a wall-side bolt fixed to an illumination fixing wall that is one of the cab walls;
The cab fixing part further has a wall fixing part fixed to the lighting fixing wall,
The ceiling fixing part is provided with a ceiling side bolt insertion hole through which the ceiling side bolt is passed,
The wall fixing portion is provided with a wall side bolt insertion hole through which the wall side bolt is passed,
The ceiling-side bolt insertion hole is connected to a first large-diameter portion that allows passage of the head of the ceiling-side bolt and the first large-diameter portion, and allows passage of the head of the ceiling-side bolt. A first small diameter portion for blocking,
The wall-side bolt insertion hole is connected to a second large-diameter portion that allows passage of the head of the wall-side bolt, and the second large-diameter portion, and allows passage of the head of the wall-side bolt. A second small diameter portion for blocking,
The ceiling-side bolt moves into the first small-diameter portion by moving the cab fixing portion through the head portion of the ceiling-side bolt through the first large-diameter portion, to the lighting fixing wall side, The head of the wall-side bolt is passed through the second large-diameter portion, and the ceiling-side bolt is tightened and the cage fixing portion is moved upward, whereby the wall-side bolt is moved into the second small-diameter portion. Elevator cab lighting system that is adapted to move to.
An elevator cab lighting device comprising: a cab fixing portion fixed to a cab ceiling; and a lighting fixture supported by the cab fixing portion,
It further comprises a wall-side bolt that is fixed to a lighting fixed wall that is one of the cab walls,
The cab fixing part further has a wall fixing part fixed to the lighting fixing wall,
The ceiling fixing portion is provided with a hook that is inserted into a hook insertion hole provided in the ceiling of the cab.
The wall fixing portion is provided with a wall side bolt insertion hole through which the wall side bolt is passed,
The wall-side bolt insertion hole includes a large-diameter portion that allows passage of the head portion of the wall-side bolt, and a small-diameter portion that is connected to the large-diameter portion and prevents passage of the head portion of the wall-side bolt. Have
By inserting the hook into the hook insertion hole and moving the cab fixing part to the lighting fixing wall side, the head of the wall side bolt is passed through the large diameter part, and the cab fixing part Is moved downward, so that the tip end portion of the hook is inserted into the tip insertion hole provided on the lighting fixing wall side of the hook insertion hole of the ceiling of the cab, and the wall side bolt is inserted into the small diameter portion. Elevator cab lighting system that is adapted to move to.