JPH0782769B2 - Louver for lighting equipment - Google Patents

Description

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

(Prior Art) A conventional louver for a lighting device of this type is formed by forming a frame body with a vertical frame and a horizontal frame, and arranging the vertical louver body and the horizontal louver body in a grid pattern in the frame body. ing. The length in the vertical and horizontal directions is set according to the length and the number of fluorescent lamps, and the length in the vertical and horizontal directions is set according to the length and the number of fluorescent lamps. Since it depends on the output of the fluorescent lamp, the louver for the lighting fixture has different sizes depending on the type and number of outputs of the fluorescent lamp.

(Problems to be Solved by the Invention) As described above, it is necessary to manufacture each member of the looper for a lighting fixture depending on the length and the number of fluorescent lamps, and between the louver for a lighting fixture using fluorescent lamps of different outputs. Parts are not versatile.

Also, for example, if the fluorescent lamp is 20W, it is about 580mm, 40W
In the case of 1), it becomes about 1198 mm, and in the case of 110 W, it becomes 2367 mm, and it becomes longer as the output of the fluorescent lamp becomes larger, and the processing becomes complicated, and it is inconvenient to carry.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a louver for a lighting fixture, in which versatility of parts is achieved, processing is easy, and it is convenient to carry.

[Structure of Invention]

(Means for Solving the Problems) A louver for a lighting device of the present invention includes a pair of parallel vertical frame members,
A horizontal frame body that is provided perpendicularly to these vertical frame bodies and forms a frame body with the vertical frame bodies, and a cross section attached between at least one of the vertical frame bodies and between the horizontal frame bodies. A substantially V-shaped louver body, and at least one of the vertical frame body and the horizontal frame body is formed by a plurality of frame members, and is connected within a V-shaped cross-section projection plane of the louver body. It is set up.

(Operation) The louver for a lighting device of the present invention is configured such that at least one of a vertical frame body and a horizontal frame body is formed by a plurality of frame members, and a portion in which these frame members are connected to each other is different from these frame members. Since it is formed in the V-shaped cross-section projection plane of the louver body that is vertically provided, it is difficult to see the continuously connected portion from the outside.

(Example) Hereinafter, the louver for lighting fixtures of one Example of this invention is demonstrated with reference to drawings.

In FIG. 2, reference numeral 1 denotes a louver body, and this louver body 1
A straight tube type fluorescent lamp (not shown) is mounted inside by means of a mounting frame body 2, and is mounted on the lower surface of a lighting fixture body 3 which is a box body having an opened lower surface.

As shown in FIG. 1, the louver body 1 is formed into a rectangular frame body 6 by a vertical frame body 4 and a horizontal frame body 5, and the vertical frame body 4 is divided at a substantially central portion in the longitudinal direction. Two vertical frame members
It is formed by 4a and 4b. Further, a louver portion 9 formed in a lattice shape by the vertical louver body 7 and the horizontal louver body 8 is formed in a portion surrounded by the vertical frame body 4 and the horizontal frame body 5. Like the vertical frame body 4, the body 7 is also formed by connecting two louver members 7a, 7a.

Further, the vertical frame body 4 and the horizontal frame body 5 formed of the frame members 4a and 4b are each formed of a metal plate such as an aluminum alloy, and the louver portion 9 side has an anti-slope 10 on both sides. The reflecting surfaces 10 are formed so as to be curved inward due to their alignment characteristics. In addition, the upper portions of the vertical frame body 4 and the horizontal frame body 5 are respectively provided with upper edge portions 11 and 1 facing outward in the longitudinal direction.
2 is bent and the tip is J along the longitudinal direction at the bottom.
The lower edge portions 13 and 14 that are folded back in a letter shape and that face outward are bent and formed.

Further, two locking members 16 for coupling with the horizontal frame body 5 are vertically projected from one end of each of the frame members 4a and 4b, and the other end thereof is connected to the other frame members 4b and 4a. A locking hole 17 is formed. Furthermore, between the locking claw 16 and the connecting locking hole 17,
The lateral looper connecting locking holes 18 are arranged in V-shape so as to expand upward in two rows in two rows.

On the other hand, vertical frame body connecting locking holes 19 are formed at both ends of the horizontal frame body 5 to connect the vertical frame body 2 to the upper and lower sides, respectively, and between the vertical frame body connecting locking holes 19 at both ends. Is arranged in a V shape so that the vertical louver connection locking holes 20 for connecting the vertical louver bodies 7 are spread upward in two rows in two rows.

Further, the vertical louver body 7 and the horizontal louver body 8 formed by the louver members 7a, 7a, like the vertical frame body 4 and the horizontal frame body 5,
Each is made of metal plate such as aluminum alloy,
The outer surfaces of the louver member 7a and the lateral louver body 8 are both reflective surfaces 21, and similar to the reflective surface 10, these reflective surfaces 21 are each slightly curved inward due to their light distribution characteristics. There is.

Further, upper edges are formed by bending the upper edges 22 and 23 inward along the longitudinal direction, respectively, to reduce the penetration of light and reinforce the louver member 7a or the lateral louver body 8. Then, four locking claws 24 are vertically provided at one end of the louver member 7a, and four locking claws 24 are vertically projected at the other end of the louver member 7a. A connecting fitting notch 27 is formed as a fitting portion having the contact edge 25 and the connecting locking claw 26, and between the connecting fitting notch 27 and the locking claw 24, there is a horizontal line on both sides. A Y-shaped coupling fitting notch 29 having abutting edges 28, 28 which is curved in the same manner as the reflecting surface 21 of the louver body 8 and abuts against these anti-slopes 21, 21 is formed.

On the other hand, locking claws 31 are projectingly provided at both ends of the lateral louver body 8, respectively, and the reflecting surface 21 of the louver member 7a is provided between the locking claws 31.
The contact edges 32 curved corresponding to the above, and the engagement claws 33 protruding semi-circularly between the bottoms of the contact edges 32, 32 are fitted in a substantially M-shape. Notch for connection as part
34 are formed.

Further, 36 is a reinforcing plate having a substantially L-shaped cross section, a side surface 37 of the reinforcing plate 36 is formed to be curved in the same manner as the back surface of the anti-slope 10 of the frame member 4a, and a lower portion thereof is a lower edge portion 13 of the frame member 4a. Bottom 38 inserted in
Are formed. Further, when the frame members 7a and 7b are connected to each other on the side surface, a reinforcing locking hole 39 is formed in a substantially V shape that is widened upward so as to correspond to the connecting locking hole 17.

Further, 40 is a connecting member, and this connecting member 40 is an L-shaped connecting member that connects the frame member 4a or the frame member 4b and the lateral frame body 5.

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

First, the connecting fitting notch 34 of the louver member 7a is fitted into the connecting fitting notch 34 on one surface of the lateral louver body 8, the reflecting surface 21 is brought into contact with the contact edge 25, and the continuous locking claw is provided. While being held from the back side of the reflecting surface 21 by 26, the locking claw 33 is bent to prevent the louver member 7a from coming off from the lateral louver body 8. Similarly, another louver member 7a is attached to the connection fitting notch 34 on the other surface of the lateral louver body 8, and the end faces of the louver members 7a and 7b are brought into contact with each other, so that the two louver members 7a and 7b are joined together. The vertical louver body 7 is formed.

Further, one side and the other side of the lateral louver body 8 are fitted to the Y-shaped branched portions of the coupling fitting notch 29, and the lateral louver body 8 is attached to the respective contact edges 28, 28 of the louver member 7a. Of the horizontal louver body 8 is brought into contact with the reflecting surfaces 21 of the louver member 7a, and the locking claws 31 are brought out of contact. Bend it inward, and disregard the inner surface of the louver member 7a to prevent it from coming off.

In this manner, the vertical louver body 7 and the horizontal louver body 8 formed by connecting the louver members 7a together form a lattice-shaped louver portion 9.

Then, the locking claws 31 of the horizontal louver body 8 are inserted into the horizontal louver connection locking holes 18 of the vertical frame body 4, and the locking claws 24 of the vertical louver body 7 are locked for the vertical louver connection of the horizontal frame body 5. Insert in hole 20. Further, the portion where the frame member 4a and the frame member 4b are continuously provided is provided in the connecting locking hole 17 of the frame member 4a and the connecting locking hole 17 of the frame member 4b for each surface of the horizontal louver body 8. The locking claws 31 are respectively pushed in, the reinforcing locking holes 39 of the reinforcing plate 36 are connected to these locking claws 31, and the bottom side 38 of the reinforcing plate 36 is inserted into the gap at the tip of the lower end portion 13.

Further, at the portion where the vertical frame body 4 and the horizontal frame body 5 are connected, the locking claw 16 of the vertical frame body 4 is inserted into the vertical frame body connecting locking hole 19, and the connecting member 40 is It is inserted into the gap formed in the lower edge portion 13 of the frame body 4 and the lower edge portion 14 of the horizontal frame body 5.
Then, bend each locking claw 16, 24, 31 to the outside,
The louver body 1 is formed by preventing the louver body 1 from coming off.

According to the above embodiment, as shown in FIG.
The vertical louver body 7 is formed by combining two 7a.
It is easier to process and convenient to carry than forming the vertical louver body 7 with a book.

Further, as shown in FIG. 6, the louver member 7b having the connecting fitting notches 27 formed at both ends is provided with the connecting fitting notches 27 only at one end.
By connecting between the louver members 7b formed with, it is possible to increase the length, if necessary, so that the product can be shared,
It can be generalized.

〔The invention's effect〕

According to the louver for a lighting device of the present invention, at least one of the vertical frame body or the horizontal frame body is formed of a plurality of frame members,
Since the connection is made within the V-shaped cross-section projection plane of the louver body, the versatility of the parts can be achieved, the processing is easy, and it is convenient to carry, and the connecting portion of the frame member can be seen from the outside. Since it does not exist, the appearance can be made similar to that formed integrally.

[Brief description of drawings]

1 and 2 are perspective views showing an embodiment of a louver for lighting equipment according to the present invention, FIGS. 3 and 4 are enlarged views showing the connecting portion of the same, and FIG. 5 is a combination of louver members of the same. FIG. 6 is an explanatory view showing a combination of louver members of another embodiment. 4 ... Vertical frame, 4a, 4b ... Frame member, 5 ... Horizontal frame, 6 ...
… Frame, 7… Vertical louver, 8… Horizontal louver.

Claims (1)

[Claims] 1. A pair of parallel vertical frame bodies, a horizontal frame body provided perpendicularly to these vertical frame bodies to form a frame body, and between the vertical frame bodies and the horizontal frame body. A louver body having a substantially V-shaped cross section attached between at least one of the frame bodies, wherein at least one of the vertical frame body and the horizontal frame body is formed of a plurality of frame members, A louver for a lighting fixture, wherein the louver is continuously arranged within a V-shaped cross-section projection plane of the louver body.