JPH07288024A - Lighting apparatus - Google Patents

Abstract

PURPOSE:To provide a lighting apparatus needing to knob screw, having an insect-proof effect, and facilitating construction by providing a shaft and a shaft rest respectively capable of engaging/disengaging a globe having elasticity and an apparatus main body by sliding motion in the longitudinal direction. CONSTITUTION:An equipment main body 1 is fitted to a fitting surface 3 to be slid in a longitudinal direction while making the opening edge of a globe 2 abut on the surface 3. A shaft 5 protruded on the side part inner surface of the glove 2 is locked to the shaft rest 4 of the main body 1 to fit the globe 2 to the main body 1. The shaft 5, even if it moves to the tip of the rest part 14 due to vibration, etc., is locked to a stopper recessed part 15 and prevented from falling. Maintenance such as lamp replacement is performed by making the globe 2 slide in a direction reverse to that at the time of fitting to ride across the recessed part 15 to be demounted. Causing no gap between the glove 2 and the fitting surface 3 obtains an insect-proof effect and needs no knob screw, thus improving appearance and preventing damage.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting fixture.

[0002]

2. Description of the Related Art A conventional example is shown in FIGS. That is, in the lighting fixture of FIG. 7, the globe 70 is attached to the fixture body 72 by the thumbscrew 71 provided on the lower surface of the globe 70. In the lighting fixture of FIG. 8, the globe 70 is fixed by a thumbscrew 71 provided on the side surface of the globe 70.
Installed on.

[0003]

However, in these luminaires, since the thumbscrew 71 is visible, the appearance is deteriorated, and the thumbscrew 71 on one side is attached and the thumbscrew on the opposite side is removed. If you let go, glove 7
There was a defect that 0 was damaged. In addition, the lighting fixture of FIG. 7 is difficult to construct because the weight of the globe 70 is applied when the thumbscrew 71 is operated, and the lighting fixture of FIG. There was a drawback.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a lighting fixture which can omit the thumbscrew, has an insect repellent effect, and can be easily installed without damaging the globe.

[0005]

The luminaire according to claim 1 comprises:
An elongated instrument body having a plurality of shaft receivers oriented in the same longitudinal direction and attached to the attachment surface; and a longitudinal direction with the instrument body covered and the opening edge abutting the attachment surface. And a glove having elasticity in which a shaft engageable with the shaft receiver by sliding on the inner surface of the side portion is provided.

According to a second aspect of the present invention, in the luminaire according to the first aspect, the tip of the shaft is inclined in a direction away from the mounting surface.

[0007]

According to the luminaire of claim 1, the luminaire main body is mounted on the mounting surface, the opening edge of the globe is brought into contact with the mounting surface so as to cover the luminaire body, and the globe is slid in the longitudinal direction in this state. Thus, the shaft is locked to the shaft receiver of the instrument body, and the glove is attached to the instrument body.
In this case, since there is no gap between the opening edge of the glove and the mounting surface, the insect repellent effect can be obtained, and the glove can be attached to the instrument body by sliding the shaft onto the shaft receiver, which facilitates construction and maintenance. In addition, the thumbscrew can be omitted and the appearance can be improved. Moreover, the structure is simple, the weight can be reduced, and the cost can be reduced.
Also, when the shaft is locked to the shaft receiver, the entire glove flexes and comes into close contact with the mounting surface, so that the glove is not damaged because local stress is not applied to the glove's locking part as in the past. can do.

According to the lighting device of claim 2, in the device of claim 1, the tip of the shaft is inclined in a direction away from the mounting surface. When you do, the tip of the shaft rotates in the direction of the mounting surface, and the opening edge of the glove elastically spreads outward, improving the close contact with the mounting surface and supporting uneven mounting surfaces. It is possible.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. That is, this lighting fixture includes the fixture main body 1,
And a glove 2. The instrument main body 1 has an elongated shape and has a plurality of shaft receivers 4 oriented in the same longitudinal direction and is attached to the attachment surface 3. The instrument main body 1 of the embodiment has a substantially inverted U-shaped cross section, a lamp socket 6 is provided at both ends thereof, a terminal block 7 and a ballast 8 are provided at the center thereof, a power line insertion hole 9 is formed therebetween, and a mounting screw 10 is provided. Is mounted on the ceiling surface, which is the mounting surface 3.

The shaft receivers 4 are respectively mounted near the mounting screws 10 of the instrument body 1, are placed on the upper surface of the instrument body 1 and are mounted on the instrument body 1 by the mounting screws 11, and the mounting portion 12 is mounted on the mounting portion 12. A receiving portion 14 that is substantially L-shaped and hangs down from both ends of the placing portion 12 and has its tip end facing the same direction in the longitudinal direction of the instrument body 1, and a tip side of the upper surface of the tip portion of this receiving portion 14. The stopper recessed portion 15 formed in the above and the fall prevention piece 16 extending outward in the width direction of the instrument body 1 from the lower end portion of the receiving portion 14 are formed.

The glove 2 is made of elastic plastic and covers the instrument main body 1 and engages with the shaft receiver 4 by sliding in the longitudinal direction with the opening edge 2a being in contact with the mounting surface 3. Possible shafts 5 project from the inner surface of the side. In this shaft 5, a pin provided with a screw in the vicinity of the head 17 is used as an example, the shaft 5 is inserted into a hole 18 formed in the globe 2 from the outside, and is tightened from the back side through a washer 20 and a nut 19. Further, packings 21 and 22 are interposed between the head 17 and the washer 20 and the glove 2. In this case, the opening edge 2a is inclined so as to spread outward, but the portion 2b of the opening edge 2a having the hole 18 is inclined slightly inward, and the shaft 5 is attached to the mounting surface 3 as shown in FIG. Is inclined in the direction away from the angle θ. Therefore, since the opening edge of the globe 2 is in contact with the mounting surface 3 in the state where the shaft 5 is locked to the receiving portion 14, the shaft 5 rotates in the direction approaching the mounting surface 3 and the opening edge 2a of the globe 2 , 2b are elastically deformed to improve the close contact with the mounting surface 3.

In this lighting fixture, the fixture body 1 is attached to the attachment surface 3, the opening edge 2a of the globe 2 is brought into contact with the attachment face 3 so as to cover the fixture body 1, and the globe 2 is slid in the longitudinal direction in this state. By doing so, the shaft 5 is locked to the shaft receiver 4 of the instrument body 1, and the globe 2 is attached to the instrument body 1. Shaft 5 due to vibration etc.
Is moved to the tip side of the receiving portion 14, the stopper recess 15
It can be prevented from falling because it is locked to the front end of the shaft 5 by moving in the width direction of the instrument body 1.
Even if it comes off, it can be prevented from falling because it hits the fall prevention piece 15. When removing the glove 2, glove 2
Slide over the stopper recess 15 by sliding in the direction opposite to the mounting direction to perform maintenance such as lamp replacement.

According to this embodiment, since there is no gap between the opening edge 2a of the globe 2 and the mounting surface 3, the insect repellent effect is obtained, and the shaft 5 is slid onto the shaft receiver 4 to fix the globe 2 to the instrument. Since it can be attached to the main body 1, construction is easy and maintenance is easy.
Since the thumbscrews can be omitted, the appearance can be improved, and the structure is simple, the weight can be reduced, and the cost can be reduced. Further, when the shaft 5 is locked to the shaft receiver 4, the entire globe 2 bends and comes into close contact with the mounting surface 3, and local stress is not applied to the globe 2 by the thumb screw as in the conventional case. Can be prevented from being damaged.

Further, since the tip of the shaft 5 is inclined in the direction away from the mounting surface 3, when the shaft 5 is slid on the shaft receiver 4, the tip of the shaft 5 rotates in the direction of the mounting surface 3 and the globe 2 Since the opening edge 2b of elastically expands outward, the state of close contact with the mounting surface 2a is improved, and it is possible to cope with unevenness in the mounting surface 2a.
Further, since the stopper recess 15 is provided in the receiving portion 14, it is possible to prevent the globe 2 from falling off even if the globe 2 moves toward the tip of the receiving portion 14 due to slight vibration.

Further, since the fall prevention piece 16 is provided at the lower end portion of the receiving portion 14, even if the glove 2 moves in the width direction of the instrument body 1 and the tip of the shaft 5 comes off the receiving tool 4, it will hit the fall prevention piece 16. Therefore, the glove 2 can be prevented from falling, and the shaft 5 can be prevented when the glove 2 is attached.
The tip of the can be temporarily supported by the fall prevention piece 16, which is convenient.

[0016]

According to the luminaire of claim 1, since there is no gap between the opening edge of the globe and the mounting surface, an insect repellent effect can be obtained. Since it can be attached to the, the construction can be done easily and the maintenance can be done easily, and the appearance can be improved because the thumbscrews can be omitted. Moreover, the structure is simple, the weight can be reduced, and the cost can be reduced. Also, when the shaft is locked to the shaft receiver, the entire glove flexes and comes into close contact with the mounting surface, so that the glove is not damaged because local stress is not applied to the glove's locking part as in the past. There is an effect that can be done.

According to the luminaire of claim 2, in addition to the effect of claim 1, since the tip of the shaft is inclined in the direction away from the mounting surface in claim 1, the shaft slides on the shaft receiver. When you do, the tip of the shaft rotates in the direction of the mounting surface, and the opening edge of the glove elastically spreads outward, improving the close contact with the mounting surface and supporting uneven mounting surfaces. It is possible.

[Brief description of drawings]

FIG. 1 is a partial side view of an embodiment of the present invention.

FIG. 2 is a cross-sectional view of a lighting fixture.

FIG. 3 is a plan view.

FIG. 4 is an enlarged cross-sectional view of a state in which the lighting fixture is cut in the width direction.

FIG. 5 is a partial side view showing a shaft.

FIG. 6 is a partial perspective view of a mounted state of a shaft.

FIG. 7 is a partial side view of a conventional example.

FIG. 8 is a partial side view of another conventional example.

[Explanation of symbols]

 1 Instrument main body 2 Globe 3 Mounting surface 4 Shaft holder 5 Shaft

Claims (2)

[Claims] 1. An elongated instrument body having a plurality of shaft receivers oriented in the same longitudinal direction and attached to an attachment surface, and an instrument body which covers the instrument body and whose opening edge is abutted against the attachment surface. And a globe having elasticity in which a shaft that is engageable with the shaft receiver by sliding in a vertical state is provided on an inner surface of a side portion. 2. The luminaire according to claim 1, wherein a tip of the shaft is inclined in a direction away from the mounting surface.