JPH11250719A - Luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a luminaire enabling the smooth installation of V-shaped springs on V-shaped spring locking metal fittings as V-shaped spring locking members. SOLUTION: This luminaire is composed of a luminraire body 1 and a cover 10 detachably fitted to the luminaire body 1 and covering an aperture 2 of the luminaire body 1, and V-shaped springs 30 with a pair of elastic locking levers spreading toward the tips are provided on a frame body 13 of the cover 10, further the luminaire body 1 is provided with V-shaped spring locking members 45 provided with locking grooves 24 having insertion apertures 23 into which the elastic locking levers of the V-shaped springs 30 are inserted. Here, inclined parts 47, 47 inclining so as to narrow the V-shaped spring locking members 45 toward the insertion apertures 23 are formed on both side edges of the V-shaped spring locking members 45.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting device,
The present invention relates to the shape of a V-shaped spring engagement fitting for detachably attaching a frame holding a cover covering an opening of an instrument body to the instrument body.

[0002]

2. Description of the Related Art A V-shaped spring engaging fitting according to the prior art will be described with reference to FIGS.

FIG. 6 shows the overall structure of a conventional illuminated luminaire. The illuminated luminaire comprises a box-shaped luminaire main body 1 having an opening 2 opened downward and a luminaire of this luminaire main body. A frame 13 for holding a cover 10 made of a translucent material covering the lower opening, and a V-shaped spring engagement fitting 20 as a V-shaped spring engagement member supported by the frame and attached to the instrument body And a V-shaped spring 30 engaged with the V-shaped spring.

[0004] The appliance body 1 has a rear plate 3 having a rectangular shape in the longitudinal direction at an upper portion, and a pair of end plates 4 and 4 which are bent at right angles downward from both ends of the rear plate and provided to face each other.
And a pair of side plates 5 and 5 which are bent downward at right angles from both sides of the back plate and provided to face each other.

Further, a lamp socket 4 in which a straight tube-type fluorescent lamp 35 is detachably mounted is provided in the apparatus main body 1.
0, 40 are arranged in parallel to face each other in the longitudinal direction.
Also, V-shaped spring engaging fittings 20 and 20 are fixed to both sides of both ends of the side plates 5 and 5 of the instrument body by electric spot welding or the like.

[0007] As shown in FIGS. 7 and 8, the V-shaped spring engagement metal fitting 20 has a substantially L-shaped cross section and a rectangular mounting piece 21 which is mounted on the side plate 5 of the instrument body.
A holding piece 22 bent at a right angle from the lower end of the mounting piece to form a substantially rectangular shape. The holding piece 22 has an insertion opening 23 at a tip thereof and has an insertion opening 23.
And a slit-shaped mounting groove 24 formed in a slit shape in the width direction in communication with the slit. Further, rising ends 25, 25 as reinforcing pieces bent upward are formed at the tips of the holding piece portions 22, respectively.

[0007] A pair of elastic engaging rods are provided on the inner surface of the upper opening end side of the frame body 13 at a position opposed to a V-shaped spring engaging metal fitting mounted in the instrument body. 3
A spring fixing bracket (not shown) to which a V-shaped spring 30 having 1, 31 is attached is fixed by a method not shown.

Next, the frame is attached to the V
A method of attaching to the V-shaped spring engagement metal fitting of the instrument main body with the V-shaped spring will be described.

As shown in FIG. 6, the frame 13 holding the cover 10 is lifted upward, and the V attached to the frame is lifted.
The U-shaped spring 30 is inserted into the instrument body 1 from the lower opening 2 of the instrument body embedded and mounted on the ceiling 18.

Further, the instrument main body 1 is lifted up to the extent that the tip of the V-shaped spring 30 reaches the V-shaped spring engaging metal fitting 20 mounted inside the instrument main body. In this state,
There is a gap between the lower surface of the device main body 1 and the upper surface of the frame 13 such that a finger of a hand can be inserted.

The finger of the hand is inserted through the gap, and the finger of the hand is used as shown in FIG.
After gripping both sides of the pair of elastic engaging rods 31 and 31 to apply a force inward to narrow the interval between the pair of elastic engaging rods 31, 31, the pair of elastic engaging rods 31, 31 are engaged with a V-shaped spring engaging member. It is inserted into the slit-shaped mounting groove 24 from the opening 23 of the alloy tool.

Then, a pair of elastic engagement rods 31, 31
Of the V-shaped spring to relax the elastic force of the V-shaped spring.
1 and 31 are urged to both ends of the slit-shaped mounting groove 24.

When the frame 13 is further lifted upward, the pair of elastic engagement rods 31 of the V-shaped spring expand outward while sliding on both ends of the slit-shaped mounting groove 24.

When the frame is lifted until it comes into contact with the instrument body, the frame 13 is attached to the instrument body by a pair of elastic engaging rods of a V-shaped spring attached to the frame. The V-shaped spring engagement fitting is attached while being engaged with the slit-shaped attachment groove.

[0015]

As described above, the shape of the holding piece 22 of the V-shaped spring engaging metal fitting of the conventional lighting fixture is rectangular, so that both side edges of the holding piece are used. 2
2a and 22a are formed at right angles to the mounting piece 21.

For this reason, as shown in FIG. 8, the pair of elastic engaging rods of the V-shaped spring are narrowed and inserted into the slit-shaped mounting grooves of the V-shaped spring engaging metal fitting attached to the instrument body. At the time of joining, the pair of elastic engaging rods abut against the side edge of the holding piece of the V-shaped spring engaging metal fitting, and the pair of elastic engaging rods cannot be narrowed.

Therefore, the interval between the elastic engaging rods must be reduced while pushing down the elastic engaging rods inward.
There is a problem that the V-shaped spring cannot be smoothly engaged with the V-shaped spring engagement fitting.

SUMMARY OF THE INVENTION In view of the above, it is an object of the present invention to provide an illuminating device capable of smoothly attaching a V-shaped spring to a V-shaped spring engagement fitting as a V-shaped spring engagement member. .

[0019]

In order to achieve the above object, a lighting fixture according to the present invention comprises a fixture body and a cover which is detachably attached to the fixture body and covers an opening of the fixture body. The frame of the cover is provided with a V-shaped spring having a pair of elastic engaging rods expanding toward the tip, and the elastic engaging rod of the V-shaped spring slides on the instrument body. A lighting device comprising a V-shaped spring engaging member having an engaging groove having an insertion opening movably engaged, wherein the V-shaped spring engaging member has, on both side edges thereof, the insertion opening side The V-shaped spring engaging member is formed with an inclined portion inclined in a direction in which the width of the V-shaped spring engaging member decreases.

In the above configuration, the V provided on the instrument body
The V-shaped spring engaging member has V
Since the V-shaped spring engaging member is formed in the inclined portion that is inclined in the direction in which the width of the V-shaped spring engaging member is narrowed, even if the elastic engaging rod portion of the V-shaped spring abuts against the inclined portion of the V-shaped spring engaging metal fitting, The elastic engagement rod portion of the V-shaped spring slides inside the instrument body along the inclined portion.

[0021]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a lighting apparatus according to a first embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG. Note that the same components as in the prior art will be described with the same reference numerals.

FIG. 1 shows the overall configuration of a recessed lighting device according to a first embodiment of the present invention. The recessed lighting device has an opening 2 having the same configuration as that of the prior art and having a downward opening.
A frame body 13 holding a cover 10 having the same configuration as that of the prior art made of a translucent material covering the lower opening 2 of the appliance body, and the instrument being supported by the frame body. The V-shaped spring 30 is attached to the main body and is engaged with the V-shaped spring engagement fitting 45 according to the first embodiment of the present invention and has the same configuration as that of the related art.

As in the prior art, the apparatus main body 1 has a back plate 3 at the top, a pair of end plates 4 and 4 which are bent downward from both ends of the back plate and provided to face each other. It comprises a pair of side plates 5 and 5 which are bent downward from both sides of the face plate and provided to face each other.
In the apparatus main body 1, lamp sockets 40, 40 to which a straight tube-type fluorescent lamp 35 (hereinafter, referred to as "lamp") is detachably mounted are arranged in parallel in a longitudinal direction.

Further, on both sides of both sides of the side plate in the instrument body,
As shown in FIGS. 4 and 5, V-shaped spring engaging members 45 as the V-shaped spring engaging members according to the first embodiment of the present invention are opposed to each other and fixed by electric spot welding or the like. ing.

The V-shaped spring engagement fitting 45 has a substantially L-shaped cross section, and has a rectangular mounting piece 21 mounted on the side plate 5 of the instrument body, and a right angle from the lower end of the mounting piece. And a substantially trapezoidal holding piece 46 having inclined portions 47, 47 in which both side edges are inclined in a direction in which the width decreases toward the inside.

As in the prior art, the holding piece portion 46 has a slit-shaped mounting groove 24 having an insertion opening 23 at the tip and communicating with the insertion opening and formed in a slit shape in the width direction. Is formed. Further, the holding piece 4
At the tip of 6, rising pieces 48, 48 as reinforcing pieces bent upward are formed.

As shown in FIG. 3, the frame 13 has, as in the prior art, an abutting portion 14 protruding in a flat plate shape on the outer periphery, and a rectangular projecting upward from the inner peripheral surface of the abutting portion. A rising piece 15 having a shape, and a flat plate-like cover support frame 16 extending horizontally below the rising piece and having a rectangular opening 17 at the center in the longitudinal direction. A spring fixing bracket 34 supporting the V-shaped spring 30 is screwed and fixed to the inner surface with a countersunk screw (not shown).

As shown in FIG. 2, the V-shaped spring 30 has a ring-shaped engagement hole 32 curled in a circular shape at the center, and a V-shaped spring 30 extending from the ring-shaped engagement hole toward the distal end as in the prior art. The V-shaped spring 30 includes a pair of elastic engaging rod portions 31 and 31 that expands. The V-shaped spring 30 engages the ring-shaped engaging hole 32 at an upper portion (not shown) of the spring fixing bracket 34 by a method (not shown). Have been combined.

Next, the frame is attached to the V
A method of attaching to the V-shaped spring engagement metal fitting of the instrument main body with the V-shaped spring will be described.

As shown in FIG. 1, the frame 13 holding the cover 10 is lifted upward, and the V
The U-shaped spring 30 is inserted into the instrument body from the lower opening 2 of the instrument body 1 embedded and attached to the ceiling 18.

Further, the instrument main body is lifted to such an extent that the tip of the V-shaped spring reaches the V-shaped spring engaging metal fitting 45 according to the present invention mounted in the instrument main body. In this state,
As shown in FIG. 5, there is a gap between the lower surface of the device main body and the upper surface of the frame so that a finger of a hand can be inserted.

The fingers of the hand are inserted through the gap, and the fingers of the hand grip the pair of elastic engagement rods 31 of the V-shaped spring.
When a force is applied in the inward direction to reduce the width between the pair of elastic engagement rods, the pair of elastic engagement rods abuts on the inclined portion of the holding piece of the V-shaped spring engagement fitting.

Further, when a force is applied in a direction to reduce the width between the pair of elastic engaging rods 31, 31, the pair of elastic engaging rods 31, 31 is moved inward along the inclined portions 47, 47. Go to Then, a pair of elastic engagement rods 31, 31
Is inserted into the slit-shaped mounting groove 24 from the opening 23 of the V-shaped spring engaging metal fitting, and the elastic engaging rods 31,
By relaxing the force urged to 31, the pair of elastic engagement rods of the V-shaped spring is urged to both ends of the slit-shaped mounting groove.

When the frame 13 is lifted upward, the pair of elastic engagement rods of the V-shaped spring expand outward while sliding on both ends of the slit-shaped mounting groove.

Further, when the frame is lifted until it comes into contact with the instrument main body, the frame is attached to the V-shaped spring attached to the frame by a pair of elastic engaging rods of a V-shaped spring attached to the instrument main body. It is mounted in a state where it is engaged with both ends of the slit-shaped mounting groove of the U-shaped spring engagement fitting.

Although the description has been made with respect to the embedded lighting fixture, a similar effect can be obtained with a directly mounted lighting fixture.

Next, the operation of the lighting apparatus according to the above embodiment will be described.

The V-shaped spring engaging member as a V-shaped spring engaging member provided on the instrument body is inclined on both side edges in a direction in which the width of the V-shaped spring engaging member decreases toward the insertion opening. Since the pair of elastic engagement rod portions of the V-shaped spring abut against the inclined portion of the V-shaped spring engagement metal fitting, the elastic engagement rod portion of the V-shaped spring is formed. Since the V-shaped spring slides along the inclined portion toward the inside of the instrument main body, the V-shaped spring can be smoothly attached to the V-shaped spring engagement fitting attached to the instrument main body.

[0039]

According to the present invention, the V-shaped spring engaging member as the V-shaped spring engaging member provided on the instrument body is provided on both side edges in a direction in which the width of the V-shaped spring engaging member decreases toward the insertion opening. Since the V-shaped spring is formed on the inclined portion, the V-shaped spring can be smoothly attached to the V-shaped spring engagement fitting.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing the overall configuration of a lighting fixture according to a first embodiment of the present invention.

FIG. 2 is a plan view showing a V-shaped spring of the lighting fixture according to the first embodiment.

FIG. 3 is an exemplary perspective view showing a frame to which the V-shaped spring of the lighting fixture according to the first embodiment is attached;

FIG. 4 is a plan view showing a V-shaped spring engagement fitting of the lighting fixture according to the first embodiment.

FIG. 5 is a perspective view showing a state in which a V-shaped spring is attached to a V-shaped spring engagement fitting of the lighting fixture in the first embodiment.

FIG. 6 is an exploded perspective view showing the entire configuration of a lighting apparatus according to the related art.

FIG. 7 is a plan view showing a V-shaped spring engagement fitting of the lighting apparatus according to the related art.

FIG. 8 is a perspective view showing a state in which a V-shaped spring is attached to a V-shaped spring engaging metal fitting of the lighting apparatus according to the related art.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Device main body, 2 ... Opening of a device main body, 10 ... Cover, 13 ... Frame of a cover, 23 ... Insertion opening, 24 ... Slit-shaped engaging groove (engaging groove), 30 ... V-shaped spring, 31 ... elastic engagement rod part, 45 ... V-shaped spring engagement fitting (V-shaped spring engagement member), 47 ... inclined part.

Claims (1)

[Claims] 1. An apparatus main body, and a cover detachably attached to the apparatus main body and covering an opening of the apparatus main body. The cover frame has a pair of elastic members expanding toward a front end. A V-shaped spring having an engagement rod portion is provided, and an engagement groove having an insertion opening in which the elastic engagement rod portion of the V-shaped spring is slidably engaged with the instrument body.
In a lighting device provided with a V-shaped spring engagement member, the V-shaped spring engagement member is inclined on both side edges in a direction in which the width of the V-shaped spring engagement member is reduced toward the insertion opening. A lighting device having an inclined portion.