JP4627453B2 - Ceiling lighting device for elevator car - Google Patents

Description

  The present invention relates to a car ceiling lighting device provided in a car room of a car that moves up and down in an elevator hoistway.

  The car ceiling lighting device provided in the car room of the car that goes up and down in the elevator hoistway is equipped with an arch-shaped translucent lighting plate that has a convex shape upward to improve the design of the car room. There is something. As a prior art of such an elevator car ceiling lighting device, a three-protruded groove is provided on the upper surface of the lighting frame, and the lighting frame is fixed to the shading plate on both sides, and the lighting plate is attached to the lighting frame. There has been proposed fixing in a central groove (for example, see Patent Document 1).

JP-A-5-330768

  In the elevator car ceiling lighting device described in Patent Document 1, when attaching the lighting plate formed in an arch shape to the lighting frame, the peripheral portion of the lighting plate is fixed to the lighting frame by the pressing plate. . For this reason, when the illuminating plate is pushed upward from the car room, the illuminating plate may be easily detached from the illumination frame. Such an accident can occur, for example, when a passenger with a long baggage gets in and out of the cab. In order to solve the above problem, it is conceivable to increase the number of fixing points of the lighting plate. However, in such a case, it takes time to attach and detach the lighting plate, resulting in a problem of poor workability.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide an elevator car ceiling lighting device in which an arch-shaped lighting plate can be attached and detached reliably and easily. It is.

  The ceiling illuminating device for an elevator car according to the present invention has a translucent arched illuminating plate, mounting means provided on a linear edge of the arched illuminating plate, and an arched illuminating plate mounted thereon. An illuminating frame having a guiding surface, and an arched illuminating plate mounted on the guiding surface and being attached to a means for urging the linear edge of the arched illuminating plate outward. An illumination plate fixing device for restricting upward movement and a fixing means for fixing the illumination plate fixing device to the illumination frame are provided.

  The present invention includes an arcuate illumination plate having translucency, mounting means provided at a linear edge of the arcuate illumination plate, an illumination frame having a guide surface on which the arcuate illumination plate is placed, An illuminating plate that is hooked on the mounting means of the arched illuminating plate placed on the guide surface and biases the linear edge of the arched illuminating plate outward, and restricts the upward movement of the arched illuminating plate Since the fixing device and the fixing means for fixing the lighting plate fixing device to the lighting frame are provided, the lighting plate having an arch shape can be attached and detached reliably and easily.

  In order to explain the present invention in more detail, it will be described with reference to the accompanying drawings. In addition, in each figure, the same code | symbol is attached | subjected to the part which is the same or it corresponds, The duplication description is simplified or abbreviate | omitted suitably.

Embodiment 1 FIG.
FIG. 1 is a perspective view of an elevator car ceiling lighting device according to Embodiment 1 of the present invention. In FIG. 1, a car ceiling lighting device provided in a car cab 1 that moves up and down in an elevator hoistway includes an illuminating body (not shown) such as a fluorescent lamp fixed to the ceiling surface of the car cab 1. The frame 2 is provided on the ceiling so as to cover the periphery of the vehicle, and has an opening that opens downward to guide the light from the illuminating body into the cab 1, and the opening of the frame 2 is closed. An illuminating plate 3 having translucency and an illuminating frame 4 for fixing the illuminating plate 3 to the frame 2 are provided. The illumination frame 4 is arranged so that the opening formed in the frame 2 is divided into predetermined areas. The illuminating plate 3 is formed in accordance with the shape of the region divided by the illuminating frame 4, and the peripheral part thereof is arranged so as to overlap the peripheral part of the opening part of the illuminating frame 4 or the frame body 2 from above. Yes. By having this structure, the opening part of the frame 2 is reliably obstruct | occluded, and it is comprised so that the internal structure of the ceiling lighting apparatus for cars cannot be visually recognized from the passenger in the cab 1.

  Here, the illumination frame 4 includes two parallel first illumination frames 5 having a predetermined interval provided from the entrance / exit side edge of the opening formed in the frame body 2 to the back side edge, It is comprised from the arch-shaped 2nd illumination frame 6 which exhibits the convex shape upward provided in every predetermined space ranging between the 1st illumination frames 5 arrange | positioned in parallel. In addition, the area | region between the one side edge part of the frame 2 opening part and the 1st lighting frame 5 of one side, and the other side edge part of the frame 2 opening part, and the 1st lighting frame 5 of the other side The area between them is closed by the illumination plate 3 having a substantially rectangular shape or a design plate or the like which is coated and has no translucency.

  On the other hand, the region located at the center of the opening of the frame 2 surrounded by the first illumination frame 5 and the second illumination frame 6 has an upward convex shape formed by curving a substantially rectangular illumination plate. It is blocked by the arched illumination plate 7. Here, FIG. 2 is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 3 is a perspective view of a main part of the arched illumination plate 7 according to Embodiment 1 of the present invention. 2 and 3, the arched illuminating plate 7 is formed by curving a substantially rectangular illuminating plate as described above, and the peripheral edges thereof are arched curved edges at opposite positions. A portion (hereinafter referred to as “arch-shaped edge”) and a linear edge (hereinafter referred to as “linear edge”) orthogonal to the arch-shaped edge are formed. Then, on the upper surface of the arched illuminating plate 7 having a convex shape, a deformation preventing reinforcing material 8 having a substantially quadrangular prism shape is bonded and fixed along the respective linear edge portions over the entire length thereof. It is provided so as to protrude upward from the upper surface of the arched illumination plate 7 by a predetermined distance. The attaching means is constituted by the reinforcing material 8.

  Further, the first illumination frame 5 is provided with a support portion 5 a that supports the linear edge portion of the arched illumination plate 7 in an oblique manner in the width direction. The support portion 5a includes a guide surface 5b that is formed on the upper surface of the support portion 5a in the width direction of the support portion 5a and is inclined to one side, and a guide surface that protrudes upward from the guide surface 5b by a predetermined distance. And a fixing portion 5c having a substantially quadrangular prism shape provided in the width direction of 5b. Reference numeral 9 denotes a bolt embedded in the fixing portion 5c so that the screw portion protrudes upward from the upper surface of the fixing portion 5c, and is arranged at predetermined intervals over the width direction of the fixing portion 5c.

  The arched illumination plate 7 has its linear edge placed on the guide surface 5b so that the reinforcing material 8 is arranged in parallel with the fixed portion 5c. It is fixed to the support part 5a. FIG. 4 is a perspective view of the leaf spring 10 according to the first embodiment of the present invention. 2 and 4, the leaf spring 10 has its both ends bent to the same side so as to have a substantially C-shaped cross section, and a through hole 10a is formed at the center. And this leaf | plate spring 10 is provided from the reinforcement material 8 and the upper part of the fixing | fixed part 5c so that the volt | bolt 9 which protrudes from the fixing | fixed part 5c may penetrate loosely in the through-hole 10a, and the one end part bent downward is provided. It arrange | positions so that the other end part bent similarly toward the antifixation part 5c side of the reinforcement 8 may be hooked on the antireinforcement 8 side side of the fixation part 5c. And the leaf | plate spring 10 is firmly fixed to the fixing | fixed part 5c from the upper direction with the wing | nut nut 11 screwed by the volt | bolt 9. FIG. Thus, since the leaf spring 10 is provided so as to grip the reinforcing member 8 and the fixing portion 5c from above, the reinforcing member 8 provided at the linear edge portion of the arched illumination plate 7 is provided with the leaf spring 10. Is constantly urged outward, that is, toward the fixed portion 5c. In the first embodiment, the lighting plate fixing device that restricts the upward movement of the arched lighting plate 7 is a fixing means for fixing the plate spring 10 to the fixing portion 5 c of the first lighting frame 5 by the plate spring 10. Is constituted by a bolt 9 and a wing nut 11.

  With this configuration, the arched illumination plate 7 can be reliably fixed to the first illumination frame 5. That is, since the reinforcing member 8 provided at the linear edge of the arched illuminating plate 7 is fixed so as to be hooked from above by the one end of the leaf spring 10, the arched illuminating plate 7 is in the cab. Even when urged to be pushed upward from within 1, the upward movement of the arched illumination plate 7 is restricted to prevent an accident that the arched illumination plate 7 is detached from the first illumination frame 5. be able to. In addition, the strength of the arched illumination plate 7 is enhanced by the reinforcing material 8 provided along the linear edge, and the reinforcing material 8 is always urged toward the fixed portion 5c by the leaf spring 10. Therefore, there is no need to fix the arched edge portion, and the attachment and detachment is easy and the workability is excellent.

  In the first embodiment of the present invention, one leaf spring 10 is fixed by one fixing means. However, as shown in FIG. 5, a long leaf spring 10b having a plurality of through holes 10a is formed. Is used to fix one leaf spring 10b by a plurality of fixing means, or using a leaf spring 10b having the same length as the reinforcing member 8 of the arched illumination plate 7, One linear edge may be fixed by one leaf spring 10b. By having such a configuration, it becomes possible to improve workability at the time of attaching and detaching the arched illumination plate 7.

Embodiment 2. FIG.
FIG. 6 is a view corresponding to FIG. 2 in the second embodiment of the present invention, and shows a cross section taken along the line AA in FIG. In FIG. 6, the leaf spring 12 is provided from above the reinforcing member 8 and the fixing portion 5 c so that the bolt 9 protruding upward from the fixing portion 5 c penetrates into a through hole (not shown), and is directed downward. The bent one end is disposed so as to be hooked on the side surface of the reinforcing member 8 on the side opposite to the fixing portion 5c. The other end is bent upward. Other configurations are the same as those in the first embodiment.

  In the cage ceiling lighting device having such a configuration, when attaching the arched illumination plate 7, the operator fixes the wing nut 11 while pulling the other end of the leaf spring 12 to the outside of the arched illumination plate 7. Therefore, after the attachment is completed, the reinforcing member 8 of the arched illumination plate 7 is configured to be constantly urged toward the fixed portion 5c by the urging force of the leaf spring 12, and has the same effect as in the first embodiment. Is possible. Moreover, it is possible to attach without depending on the distance between the reinforcing member 8 and the fixing portion 5c, and the adjustment of the distance becomes easy. The through hole formed in the leaf spring 12 may be a long hole having a longitudinal direction in a direction orthogonal to the longitudinal direction of the reinforcing material 8.

Embodiment 3 FIG.
FIG. 7 is a view corresponding to FIG. 2 in Embodiment 3 of the present invention, and shows a cross section taken along the line AA in FIG. In FIG. 7, attachment holes 13 a are formed at predetermined intervals on the linear edge of the arched illumination plate 13. Further, the support portion 5a of the first lighting frame 5 is provided with a fixing portion 5d at a position one step lower than the guide surface 5b, and bolts 9 are provided at predetermined intervals over the width direction of the fixing portion 5d. Yes.

  The arched illumination plate 13 has a linear edge portion placed on the guide surface 5 b and is fixed to the support portion 5 a by a leaf spring 14 and a wing nut 11. Here, the leaf spring 14 is provided such that the bolt 9 protruding from the fixing portion 5d penetrates through a through hole (not shown), and one end portion of the leaf spring 14 that is bent upward is arched. It arrange | positions so that it may latch on the attachment hole 13a of the illuminating plate 13. FIG. Further, the other end portion is bent downward and is disposed so as to be hooked on the side surface of the anti-arched illumination plate 13 formed in the fixed portion 5d. Note that one end of the leaf spring 14 hooked in the mounting hole 13a of the arched illuminating plate 13 is disposed such that the tip end thereof engages with the upper surface of the arched illuminating plate 13, and the arched illuminating plate 13 is engaged. Is restricted from moving upward. The rest of the configuration is the same as that of the first embodiment.

  With this configuration, the arched illumination plate 13 can be reliably fixed to the first illumination frame 5. Further, since the reinforcing member 8 in the first and second embodiments is not necessary, the arched illumination plate 13 is used as in the case where the radius of curvature of the arched illumination plate 13 is large or the width of the arched illumination plate 13 is small. If it is not necessary to reinforce the linear edge, the configuration can be simplified. The other effects are the same as those of the first embodiment.

  Further, when the other end portion of the leaf spring 14 is bent upward as in the second embodiment and the arched illumination plate 13 is attached, the other end portion of the leaf spring 14 is placed outside the arched illumination plate 13. The wing nut 11 may be fixed while being pulled. By having such a configuration, it is possible to achieve the same effects as those of the second embodiment.

It is a perspective view of the ceiling illuminating device for elevator cars in Embodiment 1 of this invention. It is AA sectional drawing in FIG. It is a principal part perspective view of the arched illuminating plate in Embodiment 1 of this invention. It is a perspective view of the leaf | plate spring in Embodiment 1 of this invention. It is a perspective view of the leaf | plate spring in Embodiment 1 of this invention. FIG. 3 is a view corresponding to FIG. 2 in Embodiment 2 of the present invention. It is FIG. 2 equivalent figure in Embodiment 3 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cage room 2 Frame 3 Illumination board 4 Illumination frame 5 1st illumination frame 5a Support part 5b Guide surface 5c, 5d Fixing part 6 2nd illumination frame 7, 13 Arch-shaped illumination board 8 Reinforcement material 9 Bolt 10, 10b, 12 , 14 Leaf spring 10a Through hole 11 Wing nut 13a Mounting hole

Claims (6)

  A translucent arched illumination plate, mounting means provided at a linear edge of the arched illumination plate, an illumination frame having a guide surface on which the arched illumination plate is placed, and the guide surface The arch-shaped illuminating plate placed on the mounting means is hooked on the attachment means to urge the linear edge of the arch-shaped illuminating plate outward, and the upward movement of the arch-shaped illuminating plate is restricted. An elevator car ceiling illumination device comprising: an illumination plate fixing device; and a fixing means for fixing the illumination plate fixing device to the illumination frame.   The attachment means is composed of a reinforcing material provided along the linear edge of the arched illumination plate so as to protrude from the upper surface of the arched illumination plate, and the illumination plate fixing device is provided from above the reinforcement material. The ceiling lighting device for elevator cars according to claim 1, wherein one end portion thereof is bent downward and is hooked on the reinforcing member.   The mounting means is composed of a plurality of mounting holes provided along the linear edge of the arched illuminating plate, and the illuminating plate fixing device is hooked at the mounting hole with one end thereof having a hook shape. The ceiling illuminating device for elevator cars according to claim 1.   The ceiling illuminating device for an elevator car according to claim 2 or 3, wherein the illuminating plate fixing device has the other end bent downward and hooked to the lighting frame.   The ceiling illuminating device for elevator cars according to claim 2 or 3, wherein the lighting plate fixing device has the other end portion bent upward.   The ceiling illumination device for elevator cars according to any one of claims 1 to 5, wherein the illumination plate fixing device is configured by a leaf spring.

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