JPH0519273U - Elevator car ceiling equipment - Google Patents

Abstract

(57) [Abstract] [Purpose] It is possible to easily perform maintenance and inspection of lighting equipment from the inside of the car without riding on the canopy and without damaging the design of the ceiling of the car interior. [Structure] An illumination lamp 6 is housed in the lower portion of the canopy 3,
A box-shaped suspended ceiling 7 is attached to an inspection port 9 formed on the lower surface, and an inspection port cover 10 is attached to the inspection port 9 at the center side end.
A knob screw 13 for removably holding the opposite end from above is attached to the side surface of the suspended ceiling 7, which has an operation port cover 15 that can be opened and closed inside, and a hand is inserted from the inside of the car to insert the knob. An operation port 14 for operating the screw 13 is formed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a ceiling device for an elevator car provided with a suspended ceiling that covers a lighting fixture, and more particularly to a ceiling device for an elevator car that enables maintenance and inspection of the lighting fixture from the inside of the car.

[0002]

[Prior Art]

 Conventionally, the ceiling device of a normal elevator car has a structure in which an illuminating lamp is installed on the ceiling of a car room through a suspending tool, and the outside thereof is covered by a box-shaped suspended ceiling with a lighting plate attached to the lower surface. ing. An inspection lid that doubles as a lighting plate is provided on the lower surface of the suspended ceiling so that the lighting equipment can be inspected and replaced.

By the way, in the structure in which the inspection port cover on the lower surface of the suspended ceiling is simply placed on the joint member, when the inspection port cover is pushed up, it may come off from the joint member and fall, or the lighting fixture may be damaged. there were.

On the other hand, in order to prevent the inspection lid from rising, a locking member is provided on the upper surface of a pair of joint members bridging the inspection lid, and both ends of the inspection lid are locked to the locking members. There is something like this. However, in this case, it is necessary to open and close the inspection port cover of the suspended ceiling once by opening the inspection port cover from the rescue port of the cover and then performing maintenance and inspection from the inside of the car. However, it was inconvenient because the procedure would be reversed.

Therefore, in order to make it easy to fix and remove the inspection lid, a technique disclosed in Japanese Utility Model Publication No. 2-8946 is disclosed. According to this technique, since the inspection port lid is fixed by the locking member and the vertical pressing member, it can be reliably held even when it is pushed up from below, and the extended lower end portion of this pressing member. By inserting the operating member into and contacting the operating member, the inspection lid can be easily released from the inside of the car.

[0006]

[Problems to be solved by the device]

 However, the ceiling device of the elevator car disclosed in Japanese Utility Model Publication No. 2-8946 does not have a grip for operating the inspection lid on the lower surface of the inspection lid because of its design. Difficult to handle. In addition, since the operation member is exposed inside the cab, the design of the ceiling is damaged.

Therefore, the present invention provides an elevator car that can easily perform maintenance and inspection of lighting equipment from the inside of the car without riding on the canopy and without damaging the design of the ceiling of the car interior. It is an object to provide a ceiling device.

[0008]

[Means for Solving the Problems]

 In the ceiling device for an elevator car according to the present invention, a lighting fixture is housed in the lower part of the canopy, and the inspection port formed on the lower surface is attached with an inspection port cover that can be rotated downward with the center side end as a fulcrum. A box-shaped suspended ceiling is attached, and a holder for detachably holding the opposite end of the inspection port lid of the suspended ceiling from the top is attached to the edge of the lower surface of the suspended ceiling. It has an openable and closable operation port lid and an operation port through which the holder can be operated by inserting a hand from the inside of the car.

[0009]

[Action]

 In the present invention, since the operation port is formed on the side surface of the suspended ceiling, a hand is inserted from here to release the engagement of the holder holding the inspection port lid on the lower surface of the suspended ceiling to release the inspection port lid. it can. As a result, it is possible to easily perform maintenance and inspection of the lighting equipment from the inside of the car, and since there is no protrusion into the car room, the appearance of the ceiling of the car room is not damaged.

[0010]

【Example】

 An embodiment of the present invention will be described below with reference to FIGS. 1 is a vertical sectional view showing an outline of an elevator car ceiling apparatus according to an embodiment of the present invention, and FIG. 2 is a sectional view of an essential part of FIG. In the figure, 1 is an elevator car, 2 is a wall of the elevator car 1, 3 is a canopy of the elevator car 1, 4 is a rescue exit provided in the canopy 3, 5 is attached to the rescue exit 4, and rotates upward. It is a rescue door. Reference numeral 6 is an illuminating lamp attached to the lower surface of the canopy 3 via a hanging tool (not shown).

Reference numeral 7 is a box-shaped suspended ceiling that is attached to the lower portion of the canopy 3 and covers the illumination lamp 6. The lower surface facing the car interior is made of a semitransparent synthetic resin plate, It is made of a soft lighting plate 8. Designated by 8a are a plurality of design projections for improving the design, which are formed on the entire illumination plate 8 at appropriate intervals. Further, a part of the illumination plate 8 is formed with an inspection port 9 for maintenance and inspection of the illumination lamp 6 housed inside, and the inspection port 9 has an inspection port lid 10 composed of the illumination plate 8. Is installed. Reference numeral 11 denotes a hinge provided substantially at the center of the illumination plate 8 for rotatably supporting the central end of the inspection port cover 10, and 12 a screw hole attached to the opposite end of the inspection port cover 10. The locking member 13 has a knob screw which is attached to the edge of the illumination plate 8 so as to face the locking member 12, and is normally screwed into the screw hole of the locking member 12 and is opposite to the inspection port lid 10. Holds the side edge.

Reference numeral 14 denotes an operation port formed on a side surface of the suspended ceiling 7 on the side where the knob screw 13 is attached. The operation port 14 is formed to have a size such that a hand can be inserted from the outside of the suspended ceiling 7 to operate the knob screw 13. There is. Reference numeral 15 is an operation port lid that is rotatable inwardly about a hinge 16 with a biasing member such as a spring plate fixed to the upper end of the operation port 14, and is normally attached to the operation port 14 by the biasing member of the hinge 16. It is urged toward.

Next, an operation at the time of maintenance inspection of the ceiling device for the elevator car of the present embodiment configured as described above will be described. In order to inspect and replace the illumination lamp 6 in the suspended ceiling 7, first, the urging force of the urging member of the hinge 16 is resisted from the operation port 14 formed on the side surface of the suspended ceiling 7 from the inside of the car. While pressing the operation port cover 15, the hand is inserted into the suspended ceiling 7, and the knob screw 13 is removed from the locking member 12 attached to the end of the inspection port cover 10. At this time, the inspection lid 10 is supported while supporting the lower surface of the inspection lid 10 with the other hand so that the inspection lid 10 does not suddenly release due to its own weight when the knob screw 13 is removed. Then, the inspection port lid 10 pivots downward about a hinge 11 attached to a substantially central portion, and when the inspection port 9 is opened, maintenance and inspection of the inside of the suspended ceiling 7 is performed through the inspection port 9.

After the maintenance and inspection, the inspection port cover 10 is closed, and the inspection port cover 10 is supported from below by one hand while the urging force of the biasing member of the hinge 16 is applied from the operation port 14 by the other hand. Against this, the hand is inserted into the suspended ceiling 7 while pressing the operation port cover 15, and the knob screw 13 is screwed into the screw hole of the locking member 12 attached to the end of the inspection port cover 10. After attaching the knob screw 13 to the locking member 12 of the inspection port lid 10, if the hand is taken out from the suspended ceiling 7, the operation port lid 15 attached to the side surface of the suspended ceiling 7 is attached to its own weight and the biasing member of the hinge 16. The urging force rotates to the operation port 14 side to close the operation port 14.

In the normal state, since the biasing member of the hinge 16 presses the operation port cover 15 against the edge of the operation port 14, the operation port cover 15 rattles and vibrates while the elevator car 1 is running. However, no abnormal noise is generated.

By the way, the operation in the above-mentioned maintenance inspection is applied in the same procedure even in the rescue operation from the rescue outlet 4 of the canopy 3 in an emergency. First, by inserting the hand from the operation port 14, the knob screw 13 By opening the inspection lid 10 by disengaging the lock, and then opening the rescue outlet lid 5, it is possible to save the trouble of riding on the canopy 3 once and operate it, and to perform rescue operations quickly by operating from inside the car room. it can.

As described above, in the elevator car ceiling device according to the above-described embodiment, the illuminating lamp 6 is housed in the lower portion of the canopy 3, and the central side end is used as a fulcrum in the inspection port 9 formed on the lower surface. A knob that attaches a box-shaped suspended ceiling 7 to which a freely rotatable inspection port lid 10 is attached, and detachably holds the opposite end of the inspection port lid 10 from the upper part to the lower edge of the suspension ceiling 7. A threaded screw 13 is attached to the side surface of the suspended ceiling 7, and an operation port lid 15 that can be freely opened and closed is formed inside, and an operation port 14 that can be operated by inserting the hand from the inside of the car is formed. Is.

Therefore, according to the above-described embodiment, by inserting the hand through the operation port 14 formed on the side surface of the suspended ceiling 7, the engagement of the knob screw 13 holding the inspection port cover 10 can be released. The inspection lid 10 can be released by. As a result, the maintenance and inspection of the illumination lamp 6 can be performed easily and in a short time from the inside of the car, and the rescue operation in an emergency can be performed quickly. Further, since the operation port 14 is formed on the side surface of the suspended ceiling 7 and is covered with the operation port lid 15, there is no protrusion into the car room, so that the appearance of the ceiling part of the car room is not damaged at all.

By the way, the holding tool for holding the end portion of the inspection port lid 10 of the above-mentioned embodiment uses the knob screw 13, but the present invention is not limited to this. Instead of the above, various holders can be used by changing the combination with the locking member 12 attached to the end of the inspection lid 10. For example, the holder is a round bar and the locking member is a round bar. As a flat plate member having a hole, it is also possible to hold it by inserting a round bar into the round hole of the flat plate. In addition, a biasing member such as a spring plate is attached to the hinge 16 that rotatably supports the end portion of the operation port cover 15 of the above-described embodiment to prevent the operation port cover 15 from rattling while the elevator car 1 is running. However, when the present invention is implemented, the invention is not limited to this, and a magnet or the like may be used to adhere to the edge of the operation port 14 to prevent rattling. Alternatively, a cushioning material may be attached to the edge portion of the operation port 14 or the edge portion of the operation port lid 15 so as to reduce the impact due to the vibration of the contact portion. In addition, when the operation port cover 15 of the above-mentioned embodiment is rotated inward, it is necessary not to buffer the illuminating lamp 6, and when it is not possible to secure a sufficient space in relation to the mounting position of the illuminating lamp 6. With a structure in which the operation port lid 15 can be folded in two around the central horizontal line as an axis, the required rotation space can be reduced.

[0020]

[Effect of the device]

 As described above, the ceiling device of the elevator car according to the present invention has a lower part of the canopy, in which the lighting equipment is housed, and an inspection opening formed on the lower surface, which can be rotated downward with the center side end as a fulcrum. Attach a box-shaped suspended ceiling to which the palate is attached, and attach a retainer to the bottom edge of the suspended ceiling that detachably holds the opposite end of the inspection lid of the suspended ceiling from above. On the side surface, an operation port lid that can be opened and closed inside is formed, and an operation port that allows the holder to be operated by inserting a hand from the inside of the car is formed. Therefore, it is possible to insert the hand through the operation port formed on the side surface of the suspended ceiling, release the engagement of the holding tool holding the inspection port cover, and release the inspection port cover. As a result, the maintenance and inspection of the lighting equipment can be performed from the inside of the car easily and in a short time, and the rescue operation in an emergency can be performed quickly. Further, since the operation port is formed on the side surface of the suspended ceiling and is covered with the operation port lid, and there is no protrusion into the car room, the appearance of the car room ceiling part is not impaired at all.

[Brief description of drawings]

FIG. 1 is a schematic vertical sectional view of a ceiling device for an elevator car according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view of a main part of FIG.

[Explanation of symbols]

 3 Canopy 6 Lighting 7 Suspended ceiling 9 Inspection port 10 Inspection port cover 13 Knob screw 14 Operation port 15 Operation port cover

Claims (1)

[Scope of utility model registration request] 1. An inspection port which is attached to a lower portion of a canopy, accommodates a lighting fixture therein, has an inspection port formed on a lower surface thereof, and has an inspection port cover which is rotatable downward with a center side end as a fulcrum. A box-shaped suspended ceiling that is attached, a holder that is attached to the lower edge of the suspended ceiling and that detachably holds the opposite end of the inspection port lid of the suspended ceiling from above, and a side surface of the suspended ceiling. A ceiling device for an elevator car, which is formed and has an operation port lid which can be opened and closed inside, and an operation port through which a hand can be inserted from the inside of the car to operate the holder.