WO2016075722A1

WO2016075722A1 - Ceiling lighting system for car of elevator

Info

Publication number: WO2016075722A1
Application number: PCT/JP2014/005670
Authority: WO
Inventors: 山田　真明
Original assignee: 三菱電機株式会社
Priority date: 2014-11-12
Filing date: 2014-11-12
Publication date: 2016-05-19
Also published as: JP6323568B2; JPWO2016075722A1; CN107000993B; CN107000993A

Abstract

The purpose of the present invention is to improve the working efficiency of mounting a lighting plate (9) to a lighting frame (8) having an arch-like guide face (8b). This ceiling lighting system for a car of an elevator is equipped with: the lighting plate (9), which allows light to pass therethrough; a mounting means (10) that is provided on the rectilinear edge of the lighting plate; the lighting frame (8), which has the arch-like guide face (8b) upon which the lighting plate is to be placed; and a plate spring (12) that restricts the upward movement of the lighting plate by having a guide portion of the plate spring engage the mounting means (10) of the lighting plate when the lighting plate is placed upon the arch-like guide face and inserted from the guide portion, the plate spring being fixed to the lighting frame.

Description

Ceiling lighting device for elevator car

The present invention relates to a lighting device for an elevator cab.

2. Description of the Related Art Some ceiling illuminating devices for elevator cabs are provided with an illuminating plate that transmits light having an arch shape protruding upward in order to improve the design of the cab interior. This illuminating plate is placed on an arch-shaped frame, and is fixed by fastening plate springs for fastening reinforcements provided at the edges of both ends of the illuminating plate to the frame with screws. . (For example, Patent Document 1).

Japanese Patent No. 4627453 (Fig. 2)

The lighting plate has reinforcing members at both ends hooked by leaf springs, and the leaf springs are fixed to the frame with screws. However, the number of screws is large and the screw tightening operation is complicated. Moreover, since there are many screws, there is a risk of forgetting to fasten.

The present invention has been made to solve the above-described problems, and an object of the present invention is to improve the workability of attaching / detaching an illumination plate.

An elevator car ceiling illuminating device according to the present invention includes an illuminating plate through which light passes, mounting means provided at a linear edge of the illuminating plate, and an arched guide surface on which the illuminating plate is placed. An illumination frame having an arch-like guide surface, and the attachment means of the illumination plate is inserted and engaged with the attachment means to restrict the upward movement of the illumination plate, and And an illumination plate holding means fixed to the illumination frame.

According to the present invention, the illuminating plate is inserted into the illuminating plate holding means and fixed when the illuminating plate is attached to the arched portion of the illuminating frame. Thereby, since an illuminating plate is fixed to an illuminating frame only by inserting in an illuminating plate holding means, working time can be shortened.

It is a figure which shows the elevator cab ceiling illumination apparatus of Embodiment 1 of this invention. FIG. 2 is a cross-sectional view taken along the line AA in FIG. It is a figure showing the protrusion part of the edge part of the illuminating plate in Embodiment 1 of this invention. It is a figure which shows the leaf | plate spring in Embodiment 1 of this invention. It is a figure which shows the elevator cab ceiling lighting apparatus of Embodiment 2 of this invention. FIG. 6 is a sectional view taken along line BB in FIG. 5. It is a figure which shows the leaf | plate spring in Embodiment 2 of this invention. It is FIG. 2 equivalent figure in Embodiment 3 of this invention. It is FIG. 2 equivalent figure in Embodiment 4 of this invention.

Embodiment 1
A first embodiment of the present invention will be described with reference to FIGS. In the drawings, the same reference numerals denote the same parts and the description thereof is omitted.
A cab ceiling lighting device 2 is provided at the ceiling of the cab 1 of the cab that moves up and down in the elevator hoistway shown in FIG. The car room ceiling lighting device 2 covers the periphery of an illuminating body (not shown) fixed to the ceiling surface of the car room 1 and has an opening 3a for allowing light from the illuminating body to pass into the car room 1 below. Is provided with a frame 3. An illumination frame 5 is provided so as to cover the opening 3 a of the frame 3, and an illumination plate 4 through which light is transmitted is placed on the upper surface of the illumination frame 5.

The illumination frame 5 has a first illumination frame 6 that extends from the entrance / exit side of the opening 3 a to the back side and is provided in parallel at a predetermined interval, and is convex upward between the first illumination frames 6. An arch-shaped guide surface (hereinafter referred to as guide surface 8b) is formed, and the third illumination frame 8 is provided at predetermined intervals. In addition, the area | region between the one side edge part of the opening part 3a and the 1st illumination frame 6 is obstruct | occluded by the design board etc. which the light board which exhibits substantially rectangular shape, or the light to which the coating etc. were given does not permeate | transmit. . And the area | region located in the center of the opening part 3a enclosed by the 1st illumination frame 6 and the 3rd illumination frame 8 curves the illumination board 9 which exhibits a substantially rectangular shape along the guide surface 8b of the 3rd illumination frame 8. Is placed.

In the first illumination frame 6 shown in FIG. 2, a support portion 6 a that supports the edge portion of the illumination plate 9 is provided obliquely across its width direction. The support portion 6a includes a guide surface 6b that is formed on the upper surface of the support portion 6a in the width direction of the support portion 6a and is inclined to one side, and a guide surface that protrudes upward from the guide surface 6b by a predetermined distance. And a fixing portion 6c having a substantially quadrangular prism shape provided in the width direction of 6b. Further, a groove 6d into which the head of the bolt 11 is inserted is formed in the fixing portion 6c so as to penetrate in the width direction. The bolts 11 are arranged at predetermined intervals over the width direction of the fixing portion 6c with the screw portions protruding upward from the upper surface of the fixing portion 6c.

The illumination plate 9 shown in FIG. 3 is a plate material that transmits light. Then, a pair of reinforcing members 10 having a substantially quadrangular prism shape are fixed to the linear edge of the lighting plate 9 with an adhesive so as to protrude from the upper surface of the lighting plate 9. The attachment means is constituted by the reinforcing material 10. Further, the illumination plate 9 may be formed to be curved along the guide surface 8 b of the third illumination frame 8.

As shown in FIG. 4, the leaf spring 12 fixed to the first lighting frame 6 is bent so that one end thereof is substantially V-shaped, and the threaded portion of the bolt 11 is inserted into the other end. A hole 12a is formed. One end portion, which is a guide portion of the leaf spring 12, is formed like an insertion portion 12b on one side, a vertex portion 12d, and a holding portion 12c on the other side. The illuminating plate 9 has an end portion having the reinforcing member 10 inserted from the insertion portion 12b of the leaf spring 12 in the direction of arrow C shown in FIG. At this time, the illumination plate 9 is placed on the guide surface 6b and the guide surface 8b. And the leaf | plate spring 12 engages the reinforcement material 10 of the illuminating plate 9 with the holding | maintenance part 12c, and restrict | limits the upward movement of the illuminating plate 9. FIG. Further, the vertex 12 d of the leaf spring 12 presses the flat portion of the illumination plate 9 to hold the illumination plate 9. The leaf spring 12 is fixed to the fixing portion 6c by a wing nut 13 with a bolt 11 protruding from the fixing portion 6c passing through the through hole 12a. The illumination plate holding means for restricting the upward movement of the illumination plate 9 is constituted by a leaf spring 12.

According to the first embodiment, the following effects can be obtained.
Reinforcing material 10 is provided at the linear edge portions of both ends of the illuminating plate 9 through which light passes, and the illuminating plate 9 has an illuminating frame 5 having a guide surface 8b on which the illuminating plate 9 is mounted. Since the reinforcing member 10 of the illuminating plate 9 is inserted into the leaf spring 12 and the illuminating plate 9 is fixed to the illuminating frame 5, the work of fixing the illuminating plate 9 using screws can be omitted, and the working time can be shortened. Can be measured.

Embodiment 2
A second embodiment of the present invention will be described with reference to FIGS. In the drawings, the same reference numerals denote the same parts and the description thereof is omitted.

As shown in FIG. 5, the illumination frame 5 has a first illumination frame 6 and a second illumination frame 7 that extend from the entrance / exit side of the opening 3a to the back side and are provided in parallel at a predetermined interval. Between the one illumination frame 6 and the second illumination frame 7, a guide surface 8b having an upward convex shape is formed and a third illumination frame 8 is provided at predetermined intervals. In addition, the area | region between the one side edge part of the opening part 3a and the 1st lighting frame 6 and the area | region between the other side edge part of the opening part 3a and the 2nd lighting frame 7 exhibit substantially rectangular shape. It is blocked by the illumination plate 4 or a design plate that does not transmit light that has been painted or the like. And the area | region located in the center of the opening part 3a enclosed by the 1st illumination frame 6, the 2nd illumination frame 7, and the 3rd illumination frame 8 is the illumination plate 9 which exhibits a substantially rectangular shape of the 3rd illumination frame 8. A curved surface is placed along the guide surface 8b.

In the second illumination frame 7 shown in FIG. 6, a support portion 7 a that supports the edge portion of the illumination plate 9 is obliquely provided in the width direction. The support portion 7a includes a guide surface 7b that is formed on the upper surface of the support portion 7a in the width direction of the support portion 7a and is inclined to the other side, and a guide surface that protrudes upward from the guide surface 7b by a predetermined distance. And a fixing portion 7c having a substantially quadrangular prism shape provided in the width direction of 7b. Further, a groove 7d into which the head of the bolt 11 is inserted is formed so as to penetrate in the width direction. The bolts 11 are arranged at predetermined intervals over the width direction of the fixing portion 7c with the screw portions protruding upward from the upper surface of the fixing portion 7c.

Moreover, as shown in FIG. 7, the leaf | plate spring 14 arrange | positioned at the 2nd illumination frame 7 is bent in the same side so that a cross section may exhibit a substantially C shape, and the through-hole 14a in the center part. Is formed. The leaf spring 14 is provided from above the reinforcing member 10 and the fixing portion 7c so that the bolt 11 protruding from the fixing portion 7c penetrates into the through hole 14a, and one end portion bent downward is provided as the reinforcing material. The other end portion of the fixing portion 7c is hooked on the side surface of the reinforcing member 10 side of the fixing portion 7c. And the leaf | plate spring 14 is firmly fixed to the fixing | fixed part 7c from the upper direction with the wing | nut nut 13 screwed by the volt | bolt 11. FIG. Thus, since the leaf spring 14 is provided so as to grip the reinforcing member 10 and the fixing portion 7c from above, the reinforcing member 10 provided on the linear edge of the lighting plate 9 is attached to the leaf spring 14. It is always urged to the outside, that is, the fixed portion 7c side by the force. The illumination plate fixing device that restricts the upward movement of the illumination plate 9 is configured by a leaf spring 14. The fixing means for fixing the leaf spring 14 to the fixing portion 7 c of the second lighting frame 7 is constituted by a bolt 11 and a wing nut 13.

From the above, one of the lighting plates 9 is inserted into the leaf spring 12 to hold the reinforcing material 10, and the other is placed on the guide surface 8 b while bending the lighting plate 9 itself, and the reinforcing material 10 is attached to the leaf spring 14. It is hooked. Here, the fixing procedure of the illumination plate 9 may be any, one of the illumination plates 9 is placed on the guide surface 8b, the reinforcing member 10 is hooked on the leaf spring 14, and the other is inserted into the leaf spring 12. Then, the reinforcing material 10 may be held.

According to the second embodiment, the following effects can be obtained.
Reinforcing materials 10 are provided at the linear edge portions of both ends of the illuminating plate 9 through which light passes, and the illuminating frame 5 has a guide surface 8b on which the illuminating plate 9 is placed. And since the illuminating plate 9 is mounted on the guide surface 8b, one reinforcing member 10 is inserted into the leaf spring 12, and the other is fixed by the leaf spring 14 that restricts the upward movement of the illuminating plate 9. The number of screws to be tightened is reduced, and it is easy to prevent forgetting to tighten the screws (wing nuts 13).

Embodiment 3
Embodiment 3 of the present invention will be described with reference to FIG.

In the fourth illumination frame 20 shown in FIG. 8, a support portion 20 a that supports the edge portion of the illumination plate 9 is provided obliquely across its width direction. The support portion 20a includes a guide surface 20b that is formed on the upper surface of the support portion 20a in the width direction of the support portion 20a and is inclined to one side, and a guide surface that protrudes upward from the guide surface 20b by a predetermined distance. And a fixing portion 20c having a substantially quadrangular prism shape provided in the width direction of 20b. Further, a groove 20d to which the elastic rubber 21 is fitted and fixed is provided on one side of the fixing portion 20c.

The elastic rubber 21 has a fixing portion 21a that is fitted and fixed in the groove 20d, and an engaging portion 21b that engages the reinforcing member 10 of the inserted illumination plate 9. In the third embodiment, the illumination plate holding means for restricting the upward movement of the illumination plate 9 is constituted by the elastic rubber 21.

According to the third embodiment, the following effects can be obtained.
Since the protruding portion of the elastic rubber 21 is engaged with the reinforcing member 10 of the lighting plate 9 inserted by deformation of the protruding portion of the elastic rubber 21 and the protruding portion of the elastic rubber 21 is engaged, the upward movement of the lighting plate 9 is restricted. It does not have to be fixed after being placed on the illumination frame. Thereby, the fixed work time to the illumination frame of the illumination plate 9 is shortened.

Embodiment 4
Embodiment 4 of the present invention will be described with reference to FIG.

In the fifth illumination frame 22 shown in FIG. 9, a support portion 22a that supports the edge portion of the illumination plate 23 is provided obliquely across its width direction. The support portion 22a includes a guide surface 22b that is formed on the upper surface of the support portion 22a in the width direction of the support portion 22a and is inclined to one side, and a guide surface that protrudes upward from the guide surface 22b by a predetermined distance. A fixing portion 22c having a substantially quadrangular prism shape provided across the width direction of 22b is provided. Further, a groove 22d into which the illumination plate 23 is inserted is formed on one side of the fixed portion 22c so as to penetrate in the width direction. Furthermore, the upper part opened to the outer surface of the fixing part 22c of the groove 22d protrudes, and a step is formed between the inside of the groove.

The illuminating plate 23 is provided with a pair of reinforcing members 24 having a substantially quadrangular prism shape so as to protrude from the upper surface with a slight gap from the edge, and has a substantially rectangular column shape so as to protrude from the upper surface of the illuminating plate 23 in this space. Elastic rubber 25 is fixed with an adhesive. The elastic rubber 25 is provided with a protruding tip part slightly higher than the reinforcing member 24.
The distal end portion of the elastic rubber 25 is engaged with the protruding portion of the groove 22d when the illumination plate 23 is inserted, and restricts the upward movement of the illumination plate 23. In the fourth embodiment, the illumination plate holding part that restricts the upward movement of the illumination plate 23 is constituted by the groove 22d.

According to the fourth embodiment, the following effects can be obtained.
Elastic rubber 25 provided on the reinforcing member 24 of the illumination plate 23 is inserted into the groove 22 d of the first illumination frame 22. As a result, the protruding portion of the elastic rubber 25 is engaged with the protruding portion of the groove 22d to restrict the upward movement of the lighting plate 23. Therefore, after the lighting plate 23 is placed on the lighting frame, screws or the like are used. It does not have to be fixed.

1 car room, 2 car room ceiling lighting device, 3 frame, 3a opening, 4, 9, 23 lighting plate, 5 lighting frame, 6 first lighting frame, 6a, 7a, 20a, 22a support part, 6b,

7b

8b, 20b, 22b Guide surface, 6c, 7c, 20c, 22c fixed part, 6d, 7d groove, 7 Second illumination frame, 8 Third illumination frame, 10, 24 reinforcement, 11 bolt, 12, 14

leaf spring

12a, 14a through hole, 12b insertion part, 12c holding part, 12d apex part, 13 wing nut, 20 fourth lighting frame, 20d groove, 21, 25 elastic rubber, 21a fixing part, 21b engaging part, 22 fifth part Lighting frame, 22d groove.

Claims

An illuminating plate through which light is transmitted; mounting means provided at a linear edge of the illuminating plate; an illuminating frame having an arched guide surface on which the illuminating plate is placed; and the arched guide surface The mounting means of the illuminating plate placed and inserted is engaged to restrict the upward movement of the illuminating plate, and the illuminating plate holding means fixed to the illuminating frame;
A ceiling lighting device for an elevator car characterized by comprising:
The illumination plate holding means for fixing one of the attachment means of the illumination plate placed on the arch-shaped guide surface, and the other of the attachment means for the illumination plate placed on the arch-shaped guide surface The lighting plate fixing device that urges the linear edge portion of the lighting plate to the outside and restricts the upward movement of the lighting plate, and fixes the lighting plate fixing device to the lighting frame. Fixing means to
The ceiling illuminating device for elevator cars according to claim 1, comprising:
The attachment means is made of a reinforcing material provided along the linear edge on the upper surface of the lighting plate.
The ceiling illuminating device for elevator cars according to any one of claims 1 and 2.
The lighting plate holding means has a guide portion formed in a V shape by bending a leaf spring,
This guide portion engages the mounting means inserted from one side to restrict the upward movement of the lighting plate by the other side, and the V-shaped apex portion presses the flat portion of the lighting plate To
The ceiling illuminating device for elevator cars according to any one of claims 1 and 2.
The illumination plate holding means restricts the upward movement of the illumination plate by engaging the projection means of the elastic material with the attachment means of the illumination plate inserted by deforming the projection of the elastic rubber. ,
The ceiling illuminating device for elevator cars according to any one of claims 1 and 2.
The lighting plate holding means is configured such that elastic rubber provided on the reinforcing member is engaged with a lighting plate holding portion provided on the lighting frame and restricts the upward movement of the lighting plate.
The ceiling illuminating device for elevator cars according to any one of claims 1 and 2.