JP6000827B2 - Elevator lighting equipment - Google Patents

Description

  The present invention relates to an elevator lighting device.

  In recent years, as an illuminating device in an elevator car, an illuminating device using a light emitting element such as an LED as a light source has been proposed in order to save energy (for example, Japanese Patent Application Laid-Open No. 2007-22720). (See Embodiment 2)).

  In Patent Document 1, in order to reduce the thickness of the lighting device, a light guide that is provided horizontally on the back side of the ceiling rather than the ceiling design surface that forms the elevator cab and that emits light incident from the side end surface from the irradiation surface. An illuminating device for an elevator cab equipped with a light plate, a light source unit disposed opposite to the side end surface of the light guide plate, and a lighting circuit for the light source unit provided on the outside in the horizontal direction of the light guide plate and the light source unit. Proposed. Patent Document 1 uses an LED lamp unit in which a large number of white LED lamps are arranged in one or a plurality of rows at arbitrary intervals as a light source unit disposed to face the end face of the light guide plate. Then, it has been proposed that a power supply unit as a lighting circuit for lighting the white LED lamp is disposed in the horizontal side portion of the light guide plate and the LED lamp unit.

JP 2007-22720 A (FIGS. 13 and 14)

  However, the above-mentioned conventional type is so-called indirect illumination that emits the light of the LED element that is incident from the side end surface of the light guide plate from the irradiation surface, and depending on the scale and specifications of the elevator, a sufficient amount of light in the car is secured. Difficult to do. In addition, in the above-described conventional device, the power supply unit is arranged on the outer side in the horizontal direction of the light guide plate and the light source unit from the viewpoint of reducing the thickness of the lighting device, but the power supply unit is provided on the lighting fixture top plate that also serves as the canopy unit. Depending on the location where the power supply unit is installed, there is a possibility that the operator's body and tools may be inadvertently contacted and damaged during maintenance work on the car.

  The objective of this invention is providing the illuminating device of the elevator which can use a LED element as a light source, can ensure a sufficient light quantity easily, and can prevent damage to a power supply part.

The present invention is an elevator illuminating device which is attached to a top plate which is a top portion of a car and is located in an opening formed in the top plate, and is detachably attached to a reinforcement frame fixed to the top plate. A light source unit having an LED element attached to a lid that is supported and covers the opening, an illumination cover that is disposed so as to face the lower part of the lid and is detachably provided on the top plate so as to cover the opening, and an LED In an elevator lighting device having a power supply unit that supplies power to the element, the light source unit is configured by an LED panel in which a plurality of LED elements are arranged on a substrate, and is arranged so as to be opposed to the upper side of the illumination cover. The part is provided on the opening side of the reinforcing frame and is arranged in a space surrounded by the reinforcing frame, the lid and the lighting cover, and the power supply part is on the inner surface of the reinforcing frame arranged on the entrance / exit side of the car provided It is characterized in.

  ADVANTAGE OF THE INVENTION According to this invention, while using an LED element as a light source, sufficient light quantity can be ensured easily as a car illuminating device, and damage to a power supply part can be prevented.

  Problems, configurations, and effects other than those described above will be clarified by the following description of embodiments.

It is a longitudinal cross-sectional view of the elevator car provided with the elevator illuminating device of one Example of this invention. It is a principal part enlarged view of the illuminating device of the elevator of one Example of this invention. It is a top view of the top part of the elevator car provided with the illuminating device of the elevator of one Example of this invention. It is a longitudinal cross-sectional view which shows the state which removed the illumination cover of the illuminating device of the elevator of one Example of this invention. It is explanatory drawing which shows the state which removed the illumination cover of the illuminating device of the elevator of one Example of this invention, and is maintaining the illuminating device. It is a top view which shows the state which removed the lid | cover of the elevator car provided with the illuminating device of the elevator of one Example of this invention. It is explanatory drawing which shows the state which removed the lid | cover of the elevator car provided with the illuminating device of the elevator of one Example of this invention, and is maintaining the illuminating device.

  Embodiments of an elevator lighting device according to the present invention will be described below with reference to the drawings.

  As shown in FIG. 1, the elevator car 1 includes a floor 2, a door 4 serving as an entrance, a side plate 3 provided on three sides of the floor 2 except for the door 4 side, and a top plate 5 serving as a top. A lid 6 covering the opening formed in the top plate 5, a reinforcing frame 7 fixed to the top plate 5 and supporting the lid 6, a ventilation fan 8 installed on the top of the top plate 5, and the top plate 5 And a lighting device 9 which is attached to the top of the top plate through a lid 6 and a reinforcing frame 7.

  As shown in FIGS. 2 and 3, the illumination device 9 is provided so as to cover the opening of the top plate 5. And the illuminating device 9 has the LED panel 91 (91A, 91B), the translucent illumination cover 92, the power supply part 93, the lighting circuit 94, and the blackout lamp 95 as main structures. The LED panel 91 constitutes a light source unit.

  The LED panel 91 is configured by arranging a plurality of LED elements 91a on a flat substrate. The LED panel 91 is disposed so as to face the lower illumination cover 92. In this embodiment, the LED panel 91A is a main light source unit, and the LED panel 91B is a light source unit that is appropriately added to adjust the amount of light according to the scale of the elevator car. That is, in the present embodiment, in order to improve productivity, an LED panel 91A as a light source unit that is generally used for various elevators, and an LED panel 91B as a light source unit that is appropriately added according to the specifications of the elevator. Separately configured. However, the light source unit may be configured by one LED panel 91A without providing the LED panel 91B. Further, the LED panel 91 is provided with a blackout lamp 95.

  The translucent illumination cover 92 is fixed to the top plate 5 using a fixing portion 96 so as to face the lower side of the LED panel 91 (91A, 91B) and to cover the opening of the top plate 5. It is detachable. Details of the fixing portion 96 will be described later.

  The power supply unit 93 is a voltage conversion device that converts the voltage of power supplied from an external power supply via a power line (not shown) into a voltage suitable for lighting the LED element 91a.

  The lighting circuit 94 is a circuit for turning on / off the LED element 91a, and performs on / off control by a signal from an elevator control device (not shown). That is, the elevator control device is configured so that the LED element 91a is turned on a predetermined time before the door is opened after the call button is pressed, and so that the elevator user disappears in the car and the door is closed and the door is turned off after the predetermined time. A control signal is sent from the lighting circuit 94 to the lighting circuit 94. Based on this control signal, the lighting circuit 94 performs on / off control of the LED element 91a. The lighting circuit 94 and the LED panel 91 (91A, 91B) are connected to each other through electrical wiring, a connector, and the like (not shown).

  In the present embodiment, power is supplied from the power supply unit 93 to the LED panel 91 (91A, 91B) via the lighting circuit 94. This power is distributed to each LED element 91a, and each LED element 91a emits light. The inside of the car 1 is illuminated from directly above through the illumination cover 92 by the light emission of each LED element 91a.

  The LED panel 91 (91A, 91B) is attached to the lid 6. The lid 6 is detachably attached to a reinforcing frame fixed to the top plate 5.

  In the present embodiment, as shown in FIG. 3, the reinforcing frame 7 is composed of two reinforcing frames 7a arranged in the width direction of the car and two reinforcing frames 7b arranged in the depth direction of the car. ing. In this embodiment, the reinforcing frame 7a and the reinforcing frame 7b are each constituted by a vertical piece extending in the vertical direction and a horizontal piece extending in the horizontal direction, and the horizontal pieces extend in opposite directions from the upper part and the lower part of the vertical piece, respectively. Is provided. The two reinforcing frames 7a are arranged to be opposed to each other across the opening of the top plate 5, and are arranged and fixed to the top plate 5 so that the upper horizontal piece 71 extends in the direction opposite to the opening side. Has been. The two reinforcing frames 7b are arranged so as to face each other with the opening of the top plate 5 interposed therebetween, and are arranged and fixed on the top plate 5 so that the upper horizontal piece extends toward the opening. The reinforcing frame 7a is located between the opposing reinforcing frames 7b.

  As shown in FIG. 2, the lid 6 described above is provided so that the end side faces the horizontal piece 71 of the reinforcing frame, and is detachably attached to the horizontal piece 71 of the reinforcing frame via a bolt 10.

  A power supply unit 93 and a lighting circuit 94 are attached to the inner side (opening side) of the reinforcing frame 7a located on the door (car entrance / exit) side. As a result, the power supply unit 93 and the lighting circuit 94 are arranged in a space surrounded by the reinforcing frames 7a and 7b, the lid 6, and the illumination cover 92.

  The fixing portion 96 that fixes the illumination cover 92 to the top plate 5 will be described in detail.

  As shown in FIGS. 2 and 3, the fixing portion 96 includes a holding spring plate 96a, a stopper bolt 96b, and a stopper bolt 96c. The restraining spring plate 96a is disposed on the reinforcing frame 7a on the door (car entrance / exit) side, and is attached to a portion where the horizontal piece 72 at the bottom of the reinforcing frame 7a is raised by a bolt, and the illumination cover 92 is attached. At this time, the lighting cover 92 is pressed toward the depth side of the car. The stopper bolt 96b is disposed above the restraining spring plate 96a and attached to the distal end side of the restraining spring plate 96a, and prevents the lighting cover 92 from jumping up. The stopper bolt 96c is disposed on the reinforcing frame 7a on the car depth side, and prevents the lighting cover 92 from jumping up. The fixing portion 96 is preferably attached to the reinforcing frame, but may be attached to the top plate 5.

  A method for maintenance of the illumination device 9 will be described with reference to the drawings.

  First, the case where the illuminating device 9 is maintained from within the car 1 will be described with reference to FIGS. 4 and 5.

  The lighting cover 92 is pressed against the spring force of the spring plate 96a and pushed in the direction of the entrance / exit of the car to release the car depth side of the lighting cover 92 from the top plate 5. Next, as shown in FIG. Slide it diagonally downward to the depth of the car and remove it. In this state, as shown in FIG. 5, the worker performs maintenance of the lighting device 9. Since the power supply unit 93 and the lighting circuit 94 are located inside the reinforcing frame 7 and are disposed on the car entrance / exit side, when the worker performs maintenance in the car 1, the worker can change the direction of the car entrance / exit. Because it is possible to work in the direction, even if someone suddenly enters the car 1, it is easy to pay attention to it and it is safe. Further, since the horizontal piece 72 below the reinforcing frame 7a is configured and arranged so as to extend to the opening side, even when the lighting cover 92 is removed, the operator's body and tools are inadvertently injured. In addition, contact with the lighting circuit 94 can be reduced, and damage to them can be prevented.

  Next, a case where maintenance of the lighting device 9 is performed from the car 1 will be described with reference to FIGS. 6 and 7.

  The bolt 10 is loosened, and the lid 6 is removed from the reinforcing frame 7 as shown in FIG. In this state, as shown in FIG. 7, the worker performs maintenance of the lighting device 9. At this time, since the power supply unit 93 and the lighting circuit 94 are disposed inside the reinforcing frame 7, it is possible to reduce the inadvertent contact of the worker's body and tools and prevent damage. Further, since the horizontal piece 71 on the upper part of the reinforcing frame is arranged to extend in the direction opposite to the opening of the top plate 5, maintenance of the power supply unit 93 and the lighting circuit 94 is facilitated when the lid 6 is removed. Become.

  According to the present embodiment, the light source unit is the LED panel 91 (91A, 91B) in which a plurality of LED elements 91a are arranged on a flat substrate, so that the entire interior of the car 1 can be seen from directly above via the illumination cover 92. Since it can irradiate, a sufficient amount of light as the lighting device 9 can be easily secured, thereby meeting the needs of customers (elevator users). Further, by disposing the power supply unit 93 inside the reinforcing frame 7, damage to the power supply unit 93 can be prevented, and a highly reliable device can be obtained.

  Further, even when a user with a long object gets into the car 1, even if the lighting cover 92 is broken by the long object, in this embodiment, the power supply unit 93 and the lighting circuit 94 are in the direction of travel of the user. Because it is arranged in the opposite direction, it is easy to avoid damage.

  In the above-described embodiment, the lid 6 and the reinforcing frame 7 (7a, 7b) have been described as members on the side where the lighting device 9 is attached, not as components of the lighting device 9, but the lighting device 9 for the top plate 5 is provided. From the viewpoint of attachment, the lighting device including the lid 6 and the reinforcing frame 7 can also be defined. That is, in this invention, an illuminating device includes both the case where the lid | cover 6 and the reinforcement frame 7 are included, and the case where it does not include.

  Further, the present invention can be applied not only when applied to a newly installed elevator, but also when replacing an existing elevator lighting device.

  In addition, this invention is not limited to an above-described Example, Various modifications are included. For example, the above-described embodiments have been described in detail for easy understanding of the present invention, and are not necessarily limited to those having all the configurations described. Further, a part of the configuration of one embodiment can be replaced with the configuration of another embodiment, and the configuration of another embodiment can be added to the configuration of one embodiment. Moreover, it is possible to add, delete, and replace other configurations for a part of the configuration of each embodiment.

DESCRIPTION OF SYMBOLS 1 Car 5 Top plate 6 Lid 7,7a, 7b Reinforcement frame 9 Illuminating device 91, 91A, 91B LED panel 91a LED element 92 Illuminating cover 93 Power supply part 94 Lighting circuit 96 Fixing part 96a Retaining spring board 96b, 96c Stopper bolt

Claims (4)

A lighting device for an elevator that is attached to a top plate that is the top of a car and is located in an opening formed in the top plate,
A light source part having an LED element attached to a lid that is detachably attached to a reinforcing frame fixed to the top plate and covers the opening, and is arranged to face the lower part of the lid, and the opening In an elevator lighting device having an illumination cover that is detachably provided on the top plate so as to cover a portion, and a power supply unit that supplies electric power to the LED element,
The light source unit is composed of an LED panel in which a plurality of the LED elements are arranged on a substrate, and is arranged so as to be opposed to the upper side of the illumination cover.
The power supply unit is provided on the opening side of the reinforcing frame, and is disposed in a space surrounded by the reinforcing frame, the lid, and the lighting cover,
The lighting device for an elevator, wherein the power supply unit is provided on an inner surface of the reinforcing frame disposed on an entrance / exit side of the car.   The elevator lighting device according to claim 1, wherein the light source unit includes a plurality of LED panels. A lighting device for an elevator that is attached to a top plate that is the top of a car and is located in an opening formed in the top plate,
A reinforcing frame disposed around the opening and fixed to the top plate; a lid that is removably attached to and supported by the top of the reinforcing frame; and an LED element that is attached to the lid A light source section that is disposed so as to face the lower portion of the lid and is detachably provided on the top plate so as to cover the opening, and a power supply section that supplies power to the LED element. In an elevator lighting device having:
The light source unit is composed of an LED panel in which a plurality of the LED elements are arranged on a substrate, and is arranged so as to be opposed to the upper side of the illumination cover.
The power supply unit is provided on the opening side of the reinforcing frame, and is disposed in a space surrounded by the reinforcing frame, the lid, and the lighting cover,
The lighting device for an elevator, wherein the power supply unit is provided on an inner surface of the reinforcing frame disposed on an entrance / exit side of the car. In Claim 3 , the reinforcing frame arranged on the entrance / exit side of the car is composed of vertical pieces extending in the vertical direction and horizontal pieces extending in the lateral direction provided at the upper and lower parts of the vertical piece, The horizontal piece provided at the upper part of the vertical piece is provided so as to extend on the side opposite to the opening side and the lid is attached, and the horizontal piece provided at the lower part of the vertical piece is provided with the opening. An elevator illuminating device, wherein the lighting device is provided so as to extend to a portion side and is fixed to the top plate.

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