JPH0659987B2 - Lighting equipment for passenger conveyor - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an illuminating device that illuminates below a moving handrail of a passenger conveyor.

[Conventional technology]

Referring to FIGS. 7 to 9, for example, the actual development number 59-880.
A conventional illuminating device for a passenger conveyor as disclosed in Japanese Patent No. 7 will be described.

In FIG. 7 and FIG. 8, 1 is a balustrade arranged on both sides of the step and erected on the main frame along the longitudinal direction, and the upper edge of the translucent balustrade panel 2 made of a transparent glass plate or the like. The balustrade frame 3 is fixed to the part via packing as necessary,
A moving handrail 5 is supported by a handrail guard 4 fixed on the balustrade frame 3. A groove 3 a whose lower surface opens is provided inside the panel 2 of the frame 3,
On both sides of the opening end of the groove 3a, projecting edge portions (ribs) 3b are provided so as to project inside the groove 3a. Reference numeral 6 is a lighting cover made of translucent plastic such as milky white and having a substantially U-shaped cross section. The lighting cover 6 has an upper end portion fitted in the groove 3a.
A rod-shaped fluorescent lamp 7 is surrounded by a and the cover 6, and these fluorescent lamps 7 are arranged in series along the longitudinal direction of the balustrade 1, and are not shown in the ceiling wall 3c of the groove 3a of the frame 3 as appropriate. The member is detachably held. Further, the upper plate of the U-shaped mounting bracket 8 is fixed to the ceiling wall 3c of the groove 3a of the frame 3 and the handrail guard 4 with screws 9 and nuts 10, and the lower plate of the mounting bracket 8 supports the inner surface of the bottom plate of the cover 6. Being screw 1
It is fixed at 1. In FIG. 9, 6a is a screw insertion hole formed in the bottom plate of the cover 6, 12 is a seam plate having a groove section which is fitted and fixed to the inner surface of one end of the cover 6 and protrudes from one end. It is made of a translucent material.

In the passenger conveyor lighting device configured as described above, when the fluorescent lamp 7 is turned on, light is emitted from the lighting cover 6 and the balustrade panel 2.
And the lower part of the moving handrail 5 outside the balustrade 1 is illuminated.

[Problems to be solved by the invention]

In the conventional passenger conveyor lighting device configured as described above, the lighting cover 6 is fixed to the U-shaped mounting bracket 8 that is fixed to the frame 3 in advance with the screw 11, so that the light emitted from the fluorescent lamp 7 is emitted. The design of the lighting is impaired by the mounting bracket 8 blocking the mounting bracket 8, and the position of the mounting bracket 8 and the screw insertion hole 6a provided in the cover 6 are adjusted to be inconsistent.
Tightening of No. 1 was troublesome, and there was a problem that workability during assembly and maintenance was not good.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems and to provide a lighting device for a passenger conveyor, which has an excellent lighting design and has good workability during assembly and maintenance.

[Means for solving problems]

In the passenger conveyor lighting device according to the present invention, the balustrade frame is provided with the projecting edge portions projecting from both sides of the opening end of the groove, and the step portions are formed on both side plates of the lighting cover to project onto the step portions of the both side plates. The upper edge of the engaging portion having a wide interval is disposed near the ceiling wall of the groove of the frame, and the step portion is engaged and supported on the projecting edge portion of the frame.

[Work]

The passenger conveyor lighting device according to the present invention pushes the lighting cover from below into the groove in which the lower surface of the balustrade frame is opened, thereby elastically deforming the portion above the stepped portion of the lighting cover so as to narrow the interval between them. When the step portion is passed over the projecting edge portions projecting from both sides of the opening end of the groove, the portion above the step portion substantially returns to the shape before the elastic deformation, and the step portion of the cover causes the projecting edge of the frame to When the cover is mounted, the upper edge of the engaging portion that protrudes above the stepped portion of the cover substantially abuts the ceiling wall of the groove of the frame when the cover is mounted, and the cover itself has a mounting function and is attached to the frame. The cover can be fixed, and the cover can be detached from the frame by elastically deforming the side plate of the cover so that the width of these can be narrowed and pulled out downward, so the workability of attaching and detaching the cover is good and the rod-shaped fluorescent lamp Since there is no cover mounting member that blocks et emit light, look good, even if some more bends, especially vertical longitudinal direction of the cover, it is possible to correct the bend in the frame, also look good in this respect.

〔Example〕

An embodiment of the present invention will be described below with reference to FIGS.

In FIG. 1, the same reference numerals as those in FIGS. 7 to 9 indicate the same or corresponding parts, and the outer surfaces of the upper portions of both sides of the lighting cover 6 in the longitudinal direction are engaged with the cover 6 made of the same material as the outer surface. The portion 6c is fixed by adhesion, fusion, or the like, and the stepped portion 6d having the thickness dimension of the engaging portion 6c is formed by the lower edge of the engaging portion 6c. The engaging portion 6c projects onto the side plate 6b, and the engaging portion 6c Is slightly smaller than the height from the upper surface of the projecting edge 3b of the balustrade frame 3 to the ceiling wall 3c of the groove 3a. Further, two angle-shaped joint plates 12 facing each other are fixed to the inner surface of one end of the cover 6, the bottom plate of the cover 6 is not provided with a screw insertion hole, and further has a mounting bracket for a lighting cover. ing.

Then, by pressing the cover 6 from below into the groove 3a having an opening on the lower surface of the frame 3, the portion above the stepped portion 6d of the cover 6 is elastically deformed so that the interval in the width direction thereof is narrowed, and the frame 3 of the frame 3 is When the step portion 6d crosses over the projecting edge portion 3b projecting inward in the width direction from both sides of the opening end portion of the groove 3a,
The upper portion of the stepped portion 6d of the cover 6 returns to the shape before the elastic deformation, the stepped portion 6d is engaged and supported on the projecting edge portion 3b, and the upper edge of the engaging portion 6c having a wide mutual interval in the width direction is the ceiling of the groove 3a. Wall 3c
And the cover 6 is fixed to the frame 3.
Further, the cover 6 can be removed from the groove 3 a of the frame 3 by elastically deforming the side plate 6 b of the cover 6 and pulling it down while elastically deforming the side plate 6 b. In this case, the cover 6 often has a slight bend in the vertical direction in the longitudinal direction, so that a part of the upper edge of the engaging portion 6c in the longitudinal direction abuts on the ceiling wall 3c of the groove 3a. , The engaging portion 6c is vertically sandwiched between the projecting edge portion 3b and the ceiling wall 3c,
The rattling of the cover 6 is prevented and the bending of the cover 6 is corrected. The configuration and operation of this embodiment other than those described above are the same as those shown in FIGS. 7 to 9.

FIG. 4 shows a modified example of the illumination cover according to the present invention. This cover 6 includes a step portion 6d and an engaging portion 6c and a side plate 6b.
It is formed integrally with and over the entire length in the longitudinal direction.

5 and 6 show another modified example of the illumination cover according to the present invention, in which the engaging portion 6c of the cover 6 which is substantially similar to that of FIG. It is inclined inward so that the engaging portion 6c can be easily pushed into the groove 3a of the frame 3.

The lighting cover shown in FIG. 4 and the lighting covers shown in FIGS. 5 and 6 can be attached to and detached from the balustrade frame in the same manner as the lighting cover shown in FIGS. 1 to 3.
The same operation as that of the embodiment shown in FIGS.

Further, in the present invention, the side plate of the lighting cover is formed to be slightly inclined outward in the width direction, and when the balustrade frame is mounted in the groove, the upper end of the side plate is pressed against the projecting edge portion and pressed by the elastic restoring force. In this case, frictional force can prevent the lighting cover from sliding in the longitudinal direction. In this invention, the balustrade frame is formed integrally with the handrail guard.

〔The invention's effect〕

As described above, according to the present invention, the stepped portions are formed on the both side plates of the lighting cover, and the upper edges of the engaging portions projecting above the stepped portions of the both side plates are arranged near the ceiling wall of the groove of the frame. In addition, since the stepped portion is engaged and supported on the projecting edge portions protruding from both sides of the opening end portion of the groove of the balustrade frame, the cover itself has a mounting function without using mounting brackets or screws. Since the cover can be attached to the frame, workability during assembly and maintenance is good, and
The effect that the light emitted from the rod-shaped fluorescent lamp surrounded by the wall surface of the groove and the cover is not blocked by the member for attaching the cover, and therefore it is possible to provide the passenger conveyor lighting device that is good-looking and has an excellent lighting design. Is obtained.

[Brief description of drawings]

FIG. 1 is a cross sectional view showing an illuminating device for a passenger conveyor according to an embodiment of the present invention, FIG. 2 is a cross sectional view of the same lighting cover, FIG. 3 is a partial perspective view of the same lighting cover, FIG. 5 is a cross-sectional view showing different modifications of the lighting cover according to the present invention, FIG. 6 is a partial perspective view of the lighting cover of FIG. 5, and FIG. 7 is a cross-sectional view showing a conventional lighting device for a passenger conveyor. FIG. 8 is a partial side view of the same, and FIG. 9 is a partial perspective view of the lighting cover of FIG. 1 ... balustrade, 2 ... balustrade panel, 3 ... balustrade frame,
3a ... groove, 3b ... protrusion edge, 3c ... ceiling wall, 5 ...
Moving handrail, 6 ... Lighting cover, 6b ... Side plate, 6c ...
Engagement part, 6d ... Step part, 7 ... Rod-shaped fluorescent lamp. The same reference numerals in the drawings indicate the same or corresponding parts.

Claims (1)

[Claims] 1. A wall surface of a groove, which is provided at an upper end of a balustrade supporting a moving handrail, has a rod-shaped fluorescent lamp provided below the balustrade frame along the longitudinal direction of the balustrade, and a lower surface of which is opened in the frame. In a lighting device for a passenger conveyor, which encloses the fluorescent lamp by means of a lighting cover having a substantially U-shaped cross section fitted in the groove, the frame is provided with projecting edges protruding from both sides of the opening end of the groove. The stepped portions are formed on both side plates and the upper edge of the engaging portion, which is projected above the stepped portions of the both side plates and has a wide interval, is arranged near the ceiling wall of the groove of the frame, and the stepped portion is projected on the frame. An illuminating device for a passenger conveyor, characterized in that it is engaged and supported on an edge portion.