JP2013241237A - Ceiling device for elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a ceiling device for an elevator capable of easily detaching and attaching a lighting plate without including operation for turning the lighting plate which is liable to damage the lighting device or the like while keeping a gap between a canopy and the lighting plate small.SOLUTION: A support device 4 includes, at its lower end: a protrusion 6 that horizontally protrudes to the side of a lighting plate 3; a receiving part 8 that is located below the protrusion 6 and a groove 7 into and from which an intervening member 5 can be inserted and extracted; and a connection part 9 that connecting the receiving part 8 and the protrusion 6 so as to vertically extend.

Description

  The present invention relates to an elevator car ceiling device that supports an illumination plate disposed below an illumination device with a support provided on a canopy.

Conventionally, as an elevator car ceiling device, a ceiling plate that covers an upper surface of a car room and has an openable / closable opening, a hanging tool suspended from the ceiling board, and a ceiling inside the car room supported by the hanging tool. What is provided with the suspended ceiling board to form and the light source accommodated between the ceiling board and the suspended ceiling board is known (for example, refer patent document 1).
And in this case, when replacing the light source, push up one end of the suspended ceiling plate to get out of the cab from the opening of the ceiling plate, tilt the suspended ceiling plate to expose the light source, and then replace the light source Is known (for example, see Patent Document 1).

JP 2007-8613 A

The above elevator car ceiling device is intended to shorten the dimension between the ceiling plate and the suspended ceiling plate. However, when replacing the light source, the suspended ceiling plate is vertically extended to the angle at which the light source is exposed. There was a problem that the troublesome work of rotating in the direction had to be done.
In addition, there is a problem that in the process of rotating the suspended ceiling plate, there is a possibility that the light source and other equipment may be touched and damaged.

  The present invention has been made to solve such a problem, and illumination is performed without rotating the lighting plate that may damage the lighting device or the like while the space between the canopy and the lighting plate is small. It is an object of the present invention to provide an elevator car ceiling device that can easily mount and remove plates.

An elevator car ceiling device according to the present invention is supported by a plurality of support members, which are provided with a canopy, a plurality of support members whose upper ends are fixed to the canopy, and are provided to face the canopy and through interposition members. Lighting plate,
Each of the support members has a projecting portion horizontally projecting toward the illuminating plate at a lower end portion, a receiving portion formed below the projecting portion and having a groove in which the interposition member can be inserted and removed, and the receiving portion. Each having a connecting portion that extends in a vertical direction and connects the projecting portion and the protruding portion,
The lighting plate is sandwiched between the projecting portion and the interposition member housed in the groove, and the movement in the vertical direction is restricted, and the movement in the horizontal direction is restricted by the pair of connecting portions facing each other,
Moreover, the said illuminating plate is smaller than the internal dimension between a pair of said receiving part which this external dimension opposed.

According to the elevator car ceiling device of the present invention, it is not necessary to tilt the lighting plate when attaching or removing the lighting plate, so that the lighting plate is less likely to hit the lighting device, and damage to the lighting device can be prevented. it can.
In addition, there is no need for an escape space for attaching and detaching the lighting plate, the gap between the canopy and the lighting plate is short, and a car ceiling device with a small thickness is secured.

It is sectional drawing which shows the elevator car ceiling apparatus of Embodiment 1 of this invention. It is an enlarged view which shows the support tool of FIG. It is sectional drawing which shows the replacement | exchange process of the illuminating device of the elevator car ceiling apparatus of FIG. It is sectional drawing which shows the replacement | exchange process of the illuminating device of the elevator car ceiling apparatus of FIG. It is sectional drawing which shows the replacement | exchange process of the illuminating device of the elevator car ceiling apparatus of FIG. It is sectional drawing which shows the replacement | exchange process of the illuminating device of the elevator car ceiling apparatus of FIG. It is sectional drawing which shows the elevator car ceiling apparatus of Embodiment 2 of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings, the same or equivalent members and parts will be described with the same reference numerals.

Embodiment 1 FIG.
FIG. 1 is a sectional view showing an elevator car ceiling device (hereinafter simply referred to as a car ceiling device) according to Embodiment 1 of the present invention, and FIG. 2 is an enlarged view showing a support 4 of FIG.

This car ceiling device is arranged at the upper part of the elevator car by supporting the peripheral edge part at the upper end part of the vertical wall (not shown) of the car.
The car ceiling device includes a canopy 1 whose peripheral portion is placed and fixed on a vertical wall, a lighting device 2 that is supported by the canopy 1 and is a plurality of fluorescent lamps disposed below the canopy 1, and each lighting device. 2 is arranged in parallel to the canopy 1, and the lighting plate 3 that allows light from each lighting device 1 to pass into the cage, one end of the canopy 1 is fixed, and the other end is provided with the interposition member 5. And a support 4 that supports the lighting plate 3.

The support tools 4 are arranged on the canopy 1 so as to face each other and extend over the entire width of the edge of the lighting plate 3. In FIG. 1, the support 4 is not disposed on the side perpendicular to the paper surface.
The support 4 has, at the lower end, a projecting portion 6 that projects horizontally toward the lighting plate 3, a receiving portion 8 that has a groove 7 below the projecting portion 6 and through which the interposing member 5 can be inserted and removed, A connecting portion 9 extending in the vertical direction from the upper end portion of the receiving portion 8 and connected at an intermediate portion of the protruding portion 6 is provided.
The interposition member 5 is made of an acrylic plate made of the same material as that of the lighting plate 3, and is arranged with the edge of the lighting plate 3 extending over the entire length, like the support 4.

The illuminating plate 3 is sandwiched between the projecting portion 6 and the interposition member 5 that is accommodated in the groove 7, and movement in the vertical direction is restricted.
Further, the movement of the illuminating plate 3 in the horizontal direction is restricted by a pair of opposing connecting portions 9.
Further, the illumination plate 3 has an outer dimension smaller than an inner dimension L between the inner end surfaces of the receiving portion 8 of the support 4 facing each other.

Next, a procedure for replacing the lighting device 2 in the car ceiling device having the above configuration will be described with reference to the drawings.
First, the interposition member 5 is pulled out from the groove 7 of the receiving portion 8 (FIG. 3).
Thereafter, the lighting plate 3 is lowered into the car room (FIG. 4). At this time, since the illuminating plate 3 is smaller than the inner dimension L between the pair of receiving portions 8, the illuminating plate 3 can be lowered smoothly.
Next, after replacing the illuminating device 2, the illuminating plate 3 is lifted until both edges contact the lower surface of the protruding portion 6 of the support 4 (FIG. 5). At this time, the illuminating plate 3 is lifted without being obstructed by the receiving portion 8 in the same manner as when it is lowered.
Finally, by inserting the interposition member 5 into the groove 7 of the receiving portion 8, the illumination plate 3 is attached to the support 4 in a state where movement in both the vertical direction and the horizontal direction is restricted.

According to the car ceiling apparatus according to the above-described embodiment, the lighting plate 3 is sandwiched between the protruding portion 6 and the interposition member 5 accommodated in the groove 7, and the movement in the vertical direction is restricted and the connecting portion 9 that faces the lighting plate 3. Thus, the movement in the horizontal direction is restricted, and the illumination plate 3 has an outer dimension smaller than the inner dimension between the pair of receiving portions 8 facing each other.
For example, when the lighting plate 3 is attached or detached to replace the lighting device 2, the interposing member 5 is inserted into or removed from the groove 7 of the receiving portion 8, and the lighting plate 3 is moved up and down while being horizontal. That's fine.
Therefore, it is not necessary to incline the illumination plate 3 when attaching or removing the illumination plate 3, that is, no escape space for attaching or removing the illumination plate 3 is required, and the dimension between the canopy 1 and the illumination plate 3 is not required. Can be short and the car ceiling device can be thin.

  Moreover, since it is not necessary to incline the illuminating plate 3 at the time of attaching and detaching the illuminating plate 3 with respect to the support tool 4, the illuminating plate 3 becomes difficult to hit the illuminating device 2, and damage to the illuminating device 2 can be prevented.

  Further, the mounting and removal of the lighting plate 3 may be as simple as insertion / removal of the receiving portion 8 of the interposition member 5 with respect to the groove 7 and the vertical movement of the lighting plate 3, and the replacement of the lighting device 2 can be completed in a short time. Can do.

  Moreover, since the illumination plate 3 is restricted from moving in both the vertical direction and the horizontal direction, it is difficult to remove the illumination plate 3 from the car room by mischief.

  Moreover, when the dimension of the illuminating plate 3 is small, it can respond to the small illuminating plate 3 by employ | adopting the long interposition member 5. FIG.

  Moreover, since the interposition member 5 is comprised with the acrylic board which is the same member as the illuminating plate 3, the designability improves.

Embodiment 2. FIG.
FIG. 7 is a sectional view showing a car ceiling device according to Embodiment 2 of the present invention.
In this embodiment, the intervening member 5 </ b> A is formed with a recess 11 provided in the lower portion for use in and out of the groove 7.
Other configurations are the same as those of the car ceiling apparatus according to the first embodiment.

  In this embodiment, when inserting / removing the intervening member 5A into / from the groove 7 of the receiving portion 8, the operator only has to put his / her finger on the recess 11, and the operability of the illumination device 2 is improved. Compared with the one, it is further improved.

In each of the above-described embodiments, the support 4 and the interposition member 5 are formed continuously over the entire width of the lighting plate 3, but a plurality of them are spaced along the edge of the lighting plate 3. It may be arranged.
Moreover, in each said embodiment, although the edge part which the lighting plate 3 opposed was each supported by a pair of support tool 4 which opposed, what supported each edge part of the four sides of the lighting plate 3 with the support tool 4, respectively. However, the present invention can be applied.

  DESCRIPTION OF SYMBOLS 1 Canopy, 2 Illumination device, 3 Illumination plate, 4 Support, 5, 5A Interposition member, 6 Protrusion part, 7 groove | channel, 8 receiving part, 9 connection part, 10 ceiling opening part, 11 hollow.

Claims (3)

A canopy, a plurality of support devices whose upper ends are fixed to the canopy, and a lighting plate that is provided opposite to the canopy and supported by the plurality of support devices via interposition members,
Each of the support members has a projecting portion horizontally projecting toward the illuminating plate at a lower end portion, a receiving portion formed below the projecting portion and having a groove in which the interposition member can be inserted and removed, and the receiving portion. Each having a connecting portion that extends in a vertical direction and connects the projecting portion and the protruding portion,
The lighting plate is sandwiched between the projecting portion and the interposition member housed in the groove, and the movement in the vertical direction is restricted, and the movement in the horizontal direction is restricted by the pair of connecting portions facing each other,
Moreover, the said illuminating board is smaller than the internal dimension between a pair of said receiving parts which this external dimension opposed, The elevator car ceiling apparatus characterized by the above-mentioned.   2. The elevator car ceiling apparatus according to claim 1, wherein the intervening member is formed with a depression provided in the lower portion for use in and out of the groove.   The elevator car ceiling apparatus according to claim 1 or 2, wherein the interposition member is made of the same material as the lighting plate.

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