JPH03127401A - Louver for lighting equipment - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Field of Application) The present invention relates to a louver for lighting equipment that is used by being attached to a ceiling surface or used by being attached to a lighting equipment.

(Prior Art) As a conventional louver for lighting equipment of this type, the structures shown in FIGS. 8 and 9, for example, are known.

The louver having the structure shown in FIGS. 8 and 9 has a lattice-like louver body 3 by combining a vertical louver member l and a horizontal louver member 2, and these vertical louver members 1 and horizontal louver members 2 Locking claws 4 and 5 are formed at both ends, respectively. Further, the frame portion 6 is formed into a rectangular rod shape by a vertical frame member 7 and a horizontal frame member 8, and each of the vertical frame member 7 and the horizontal frame member 8 has locking holes 9 through which the locking claws 4 and 5 are inserted. , 1G are provided, locking claws 11 are provided at both ends of the vertical frame member 7, and locking holes 12 are provided at both ends of the horizontal frame member 8. An L-shaped corner fitting I3 is attached between them.

Then, the vertical louver member 1 and the horizontal louver member 2 form a louver body 3 in a lattice shape, and all the locking claws 4 and 5 of the vertical louver member 1 and the horizontal louver member 2 are connected to the vertical frame member 7 and the horizontal frame member 7. Insert the hook 11 into the locking hole 9.10 of the member 8, and insert the claw 11 into the locking hole 12 of the horizontal frame member 8.
and press-fit the corner fittings 13 between the vertical frame member 7 and the horizontal frame member 8.

Then all the locking claws 4. 5. Fold I+ 111
1, it is tightly fixed.

(Problem to be Solved by the Invention) However, in the louver having the conventional structure shown in FIGS. 8 and 9, all the locking claws 4° 5.11 must be bent, making it difficult to assemble the louver. The problem is that the work is very complicated.

The present invention was made in view of the above problems, and an object of the present invention is to provide a louver for a lighting device that is easy to assemble.

[Structure of the invention]

(Means for Solving the Problem) The louver for lighting equipment in the claim (claim) has a lattice-like structure made up of a vertical louver member and a horizontal louver member each having a cross-sectional shape and having locking portions formed at both ends in the longitudinal direction. comprising a louver body formed in the louver body and a frame body attached around the louver body,
The frame body is formed with a louver body fitting hole into which the ends of the vertical louver member and the horizontal louver member of the louver body are fitted, and the vertical louver member or the louver body fitted into the louver body fitting hole is formed. A locking IE edge that contacts and locks the lower edge of the locking portion of the horizontal louver member is bent, and the ends of the vertical louver member and the horizontal louver member of the louver body are inserted into the louver body fitting hole of the frame body. It is inserted through and abutted against and engaged with the lower edges of the locking portions of the vertical louver member and the horizontal louver member.

The louver for lighting equipment according to claim 2 is the louver for lighting equipment according to claim 1, by bending the locking portions of the vertical louver member and the horizontal louver member that protrude from the fitting holes of the frame body. It is pressed into contact with the

(Function) The louver for a lighting device according to claim 1 is provided by fitting the end portions of the vertical louver member and the horizontal louver member constituting the lattice-like louver body into the louver body fitting holes of the frame body to engage the locking edges. The louver for a lighting device according to claim 2, wherein the locking portions of the vertical louver member and the horizontal louver member are abutted and locked to the locking edge of the frame, and the frame has a louver body, is the lighting device according to claim 1. In the louver for lighting equipment of the present invention, the locking portions of the vertical louver member and the horizontal louver member protruding from the fitting hole of the frame are bent and fixed by pressing against the outside of the frame (Example) An embodiment of the louver will be described with reference to the drawings.

In FIG. 2, reference numeral 21 denotes a louver body, and this louver body 21 has a mounting frame 22, and a lighting fixture body 23 with a straight tube type fluorescent lamp (not shown) disposed inside and an open bottom surface.
It is attached to the bottom opening of the

As shown in FIGS. 1 and 3, in the louver body 21, a louver body 26 is formed in a lattice shape by a vertical louver member 24 and a horizontal louver member 25, and a vertical frame is formed around the louver body 2G. A frame body 2g formed into a rectangular frame shape by the member 27 and the horizontal frame member 28 is attached.

Further, the vertical louver member 24 and the horizontal louver member 25 are each formed of a metal plate such as an aluminum alloy and have a substantially ■-shaped cross section.
The outer circular surfaces of each are reflective surfaces 31, and these reflective surfaces 31 are each formed to be slightly curved inward due to light distribution characteristics.

Further, the upper side of the vertical louver member 24 is formed by bending upper blade edge portions 32° 33 having different heights on one side and the other side along the longitudinal direction, and the upper side of the horizontal louver member 25 is formed by bending the upper blade edge portions 32° 33 which have different heights on one side and the other side along the longitudinal direction. Upper edges 34, 34 of approximately the same height as the upper edge 33 are bent, and these upper edges 32, 33° 34 reduce the penetration of light into the vertical louver member 24 or the horizontal louver member 25, respectively. At the same time, the vertical louver member 24 or the horizontal louver member 25 is reinforced.

The reason why there is a height difference between the upper edges 32 and 33 of the vertical louver member 24 is to easily reduce the width of the vertical louver member 24 when fitting the vertical louver member 24 to the horizontal louver member 25. It is. Further, both ends of the vertical louver member 24 or the horizontal louver member 25 are formed to correspond to the inner surfaces of the horizontal frame member 28 or the vertical frame member 27, respectively, and both ends of the vertical louver member 24 and the horizontal louver member 25 have an upper side. A fitting piece part 36 having a fitting notch 35 at the bottom thereof, and a locking claw part 38 as a locking part formed below the fitting piece part 36 and having an abutment locking part 37 on the lower side. ing. A plurality of connection fitting notches 41 that fit with the horizontal louver member 25 are formed in a substantially W-shape above the middle part of the vertical louver member 24, and below the middle part of the horizontal louver member 25. , a plurality of connection fitting notches 42 that fit with the vertical louver member 24 are expanded upward and have a plurality of substantially V-shaped sides on both sides corresponding to the curvature of the vertical louver member 24.

Further, the vertical frame member 27 and the horizontal frame member 28 are each formed of a metal plate such as an aluminum alloy, similarly to the vertical louver member z4 and the horizontal louver member 25, and the louver body 26 side is formed from the vertical louver member 24 and the horizontal louver member 25. Similarly to the louver member 25,
A reflective surface 31 curved inwardly is formed on each side.

In addition, upper edges 43 and 44 for reinforcing the vertical frame member 27 or the horizontal frame member 28 are bent outward along the long plane direction at the upper part of each, and at the lower part, there are formed one part along the long plane direction.
A folded portion 47.48 is formed which is folded back in a letter shape and whose tip forms a locking edge 45.46. And the vertical frame member 27
Connecting fitting notches 51 corresponding to the curvature of the horizontal frame member 28 are formed at both ends of the lateral frame member 28, and between these connecting fitting notches 5L51, a substantially V-shaped expansion is formed upward, and both sides are formed. A plurality of connection fitting notches 52, such as louver body fitting holes, whose sides are formed to correspond to the curvature of the reflective surface 31 of the horizontal louver member 25 are formed. On the other hand, both ends of the horizontal frame member 28 correspond to the previous part of the vertical frame member 27, and similarly to the horizontal louver member 25, there is a fitting piece part 36 having a fitting notch 35 on the upper side, and a fitting piece part 36 that has a fitting notch 35 on the upper side. A locking claw portion 38 is formed on the lower side and has an abutment locking portion 37 on the lower side.

In addition, in the middle, it is formed to expand upward in a substantially V-shape,
A connection fitting notch 5 as a louver body fitting hole whose both sides are formed to correspond to the curvature of the reflective surface 31 of the vertical louver member 24
A plurality of numbers 3 are formed.

Additionally, the mounting frame body 22 has a vertical frame mounting portion 61 and a horizontal frame mounting portion 62.
Placing parts 63 and 64 for placing the vertical frame member 27 or the horizontal frame member 28, respectively, are formed inside the do part. 65 is a holding body, and this holding body 65 has a holding part 66 on the side surface [2, so that it is held by the locking edge 46 of the horizontal frame member 28, and also has a screw hole 67 in the center. It is attached to the horizontal frame attachment part 62 by screws 69 passed through the insertion holes 68 of the horizontal frame attachment part 62. Furthermore, it is attached to the vertical frame member 27 in the same manner.

Next, the incorporation of the above embodiment will be explained.

First, the coupling fitting notch 41 of the vertical louver member 24 is engaged with the coupling fitting notch 42 of the horizontal louver member 25, and the respective reflective surfaces 31 are brought into contact with the respective side edges.

Next, the fitting piece portion 36 of the vertical louver member 24 is attached to the horizontal frame member 28.
, the fitting notch 35 is fitted to the horizontal frame member 28 , and the abutment of the locking claw portion 38 - the locking portion 37 is brought into contact with the locking edge 46 of the horizontal frame member 28 . Connect and lock.

Then, the fitting piece portion 36 of the horizontal louver member 25 is attached to the vertical frame member 2.
7 into the connecting fitting notch 52 of the horizontal frame member 28, and inserting the fitting piece 36 of the horizontal frame member 28 into the connecting fitting notch 5 of the vertical frame member 27.
1, fit the fitting notches 35 into the vertical frame members 27, and the abutting locking portions 37 of the respective locking claws 38 abut and lock with the locking edges 45 of the vertical frame members 27. let

Alternatively, for example, the locking claw portions 38 of every other or every second horizontal louver member 25 may be folded +lb outward with respect to the V-shaped horizontal louver member 25, and the locking claw portions 38 may be bent vertically. It is pressed against the frame member 27. Similarly, the locking claw portion 38 of the vertical louver member 24 may be bent and pressed against the horizontal frame member 28.

Then, the holding part 66 of the holding body 65 is attached to the vertical louver member 24.
, and attach the holder 65 to the horizontal frame attachment part 62 with screws 69. In this state, the holding part 6 of the holding body 65
6 and the mounting portion 64 of the horizontal frame attachment portion 62, the folded portion 48 is held between the folded portion 48 and the mounting portion 64 of the horizontal frame attachment portion 62. Then, the louver main body 21 is attached to the frame 22.

Next, another embodiment will be described with reference to FIG. The lower surface of the upper edge 72 of this vertical louver member 71 is
1 and the horizontal louver member 25 are fitted together, the upper edge 34 of the horizontal louver member 25 is formed at a height that has a slight gap from the upper surface, and the plate-shaped reinforcing plate 73 is inserted into this gap. It has become.

In this way, by inserting the reinforcing plate 73 into the vertical louver member 71, when the vertical louver member 71 and the horizontal louver member 25 are fitted together, the vertical louver member 71 and the horizontal louver member 25 can be fitted together. Even if the gap at the top of the 1V-shape is narrowed, it can be corrected and widened to the required width.By narrowing the gap, it is possible to prevent the lamp from being directly visible from the bottom of the lighting fixture, and the light can be transmitted through the V of the vertical louver member 71. Entering between the characters, the vertical louver member 71 and the horizontal louver member 2
It is possible to prevent light from leaking from the gap etc. with 5.

Further, another embodiment will be described with reference to FIG. The upper edges 77, 77 of the vertical louver member 76 are formed higher than the upper edge 34 of the horizontal louver member 25.

In this way, by raising the upper edge 77 of the vertical louver member 76, it is possible to prevent the lamp from being directly visible from the lower surface of the lighting fixture.

〔Effect of the invention〕

According to the louver for a lighting device according to claim 1, the ends of the vertical louver member and the horizontal louver member are fitted into the louver body fitting hole of the frame body and abutted against the locking edge, so that the assembly work can be simplified. It can be easily done.

Moreover, according to the louver for a lighting device according to claim 2, the locking portions of the vertical louver member and the horizontal louver member fitted into the insertion holes of the frame are bent and pressed against the outside of the frame. The louver member and the horizontal louver member can be reliably fixed to the frame.

[Brief explanation of the drawing]

FIG. 12 is a partial perspective view showing one embodiment of a louver for a lighting device according to the present invention, FIG. 2 is a perspective view showing the same lighting device, and FIG.
The figure is an exploded perspective view of the same as above, FIG. 4 and FIG. 5 are sectional views of the same as above, FIG. 6 is a sectional view showing another embodiment, FIG. 7 is a sectional view showing another embodiment, and FIG. A perspective view showing a conventional example, and FIG. 9 is an exploded perspective view of the same. 24. Vertical louver member, 25. Horizontal louver member, 26.
- Louver body, 29... Frame body, 38... Locking claw part as a locking part, 45° 46. Locking edge, 52° 53. Connection fitting notch as a louver body fitting hole. October 9, 1989 Inventors: Ikuo Katsumata and Nanami Endo

Claims (2)

[Claims] (1) A louver body formed in a lattice shape with a vertical louver member and a horizontal louver member each having a substantially V-shaped cross section and locking portions formed at both ends in the longitudinal direction, and a louver body that is attached around this louver body. a frame body, the frame body is formed with a louver body fitting hole into which the ends of the vertical louver member and the horizontal louver member of the louver body are fitted, and the louver body fitting hole is fitted into the louver body fitting hole. A locking edge that abuts and locks the lower edge of the locking portion of the vertical louver member or the horizontal louver member of the louver body is bent, and the ends of the vertical louver member and the horizontal louver member of the louver body are connected to the frame body. A louver for a lighting device, characterized in that the louver is inserted into a louver body fitting hole and abuttedly engages with the lower edges of locking portions of the vertical louver member and the horizontal louver member. (2) The louver for a lighting device according to claim 1, wherein the locking portions of the vertical louver member and the horizontal louver member protruding from the fitting hole of the frame are bent and pressed against the outer surface of the frame. .