JPH087637A - Cord pendant luminaire - Google Patents

Abstract

PURPOSE:To provide a cord pendant luminaire having a cord stopper whose outward appearance is excellent. CONSTITUTION:An almost U-shaped stopper installing part 37 projecting inside of a chassis 32 and a holding part 39 of a cord stopper 38 having the holding part 39 to hold a cord 35 on one end and an inserting part 40 having a spring action on the other end, are projected inside of an inner part of a cover 31. Fixing part 37, 40 and 42 are provided to insert/fix the inserting part 40 in/to the stopper installing part 37.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cord hanging luminaire, and more particularly to a cord hanging luminaire having a cord stopper which prevents the suspended luminaire from slipping off.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 6 and 7, a cord hanging luminaire 10 has a cord adjuster for adjusting the length of a cord 12 at a central portion of a cover 11. 13 is penetrated and attached, and the lighting fixture 1
It is designed to adjust the height of 0. When the lighting fixture 10 is relatively light, the cord adjuster 13 also serves as a stopper that determines the height of the lighting fixture 10, and is therefore favored from the viewpoint of cost reduction.

However, recently, the ballast 1 is attached to the chassis 14 of the luminaire 10 due to the sophistication of design and the sophistication of lighting.
5, a large number of electric parts such as the switch section 16, the glow lamp 17 and the like are attached, and the chassis 14 is provided with large fluorescent lamps 18, 18, a decorated lighting shade 19, and the like.

Therefore, the weight of the luminaire 10 is increased, and the cord adjuster 13 alone cannot support it and may fall off. In addition, even when a large external force is applied to the luminaire 10, the luminaire 10 may slip off the cord.

In order to prevent this slip-off, the cord 1 is provided inside the luminaire 10 in which the cover 11 and the chassis 14 are integrated.
A cord stopper (not shown) for supporting 2 was attached so that the luminaire 10 was stopped on the cord 12. However, the tip of a screw (not shown) for attaching the coat stopper to the chassis 1 protrudes from the chassis 14,
The appearance was sometimes damaged. Further, since the screws must be attached inside the narrow chassis 14, there is a problem that the work becomes difficult to perform. Further, in order to prevent the screw from protruding, the cover 11 and the chassis 14 are
There is also one in which the cord stopper 20 is separated as shown in FIG. 8 and the cord stopper 20 is fixed from the upper side of the chassis 14 with a screw 21.

However, this method requires two parts, that is, the cover 11 and the chassis 14, and the lighting apparatus 10
However, there was a problem that not only the parts management of the above was bulky but also the cost thereof was increased.

[0007] Therefore, an object of the present invention is to provide a cord hanging luminaire which prevents the luminaire from slipping off during use and has a good-looking cord stopper.

[0008]

According to the present invention, there is provided a cover having a cord adjuster penetratingly attached to a central portion thereof, and a chassis integrally formed on an outer peripheral portion of the cover for accommodating and supporting electric parts and the like. In the cord hanging luminaire, the chassis has a substantially U-shaped stopper mounting portion protruding inward, a holding portion for holding the cord at one end, and a plug portion having a spring action at the other end. A cord hanging lighting device, comprising: a retaining portion of a stopper, the retaining portion projecting inward of the cover, and the stopper portion being inserted and stopped in the stopper mounting portion. is there.

Further, the present invention provides a cord hanging luminaire characterized in that the insertion portion is composed of an elongated flat plate-shaped guide piece and a locking piece having a spring action.

Further, the insertion portion is screwed by a screw inserted from the outside to the inside of the chassis,
Further, the present invention provides a cord hanging luminaire, wherein the screw is hidden inside the U-shaped portion of the stopper mounting portion.

[0011]

[Operation] The insertion portion of the cord stopper holding the cord is inserted into the stopper attachment portion, and the insertion portion is fixed to the stopper attachment portion with a screw.

Further, since the insertion portion of the cord stopper is guided to be inserted into the stopper mounting portion and temporarily fixed to the stopper mounting portion, the stopper mounting portion can be easily inserted and screwed after the insertion. Work can be performed easily.

Further, since the screw is pushed so as to be hidden in the U-shaped inside of the stopper mounting portion, the screw of the cord stopper does not appear in the external appearance and the appearance is not spoiled.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the cord hanging luminaire of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 shows a housing 33 in which a cover 31 and a chassis 32 of the cord hanging luminaire of the present invention are integrally formed. Cover 3 of this housing 33
A through hole 34 is formed in the center of the cord 1, and the cord 3
Cord adjuster 3 for penetrating 5 and adjusting the height of the lighting fixture
6 is attached.

Further, the chassis 32 is provided with a substantially U-shaped stopper mounting portion 37 which extends in the circumferential direction and is pushed inward from the outside. This U-shaped portion is formed with a hole penetrating in the radial direction,
The cord stopper 38 holding the can be inserted. Furthermore, this stopper mounting portion 37
A screw hole 37a is formed in the central portion of the so that the screw 42 can be fitted therein.

The cord stopper 38 has a cord 35 at one end.
Is provided with a cylindrical holding portion 39 for holding the same, and a relatively long flat plate-shaped guide piece 40a is formed at the other end, and the tip is bent outwardly and has a spring action slightly shorter than the guide piece 40a. Insertion part 40 constituted by piece 40b
And are provided integrally. Guide piece 4 of this insertion part 40
0a and the locking piece 40b near the center of the hole 41, 41
Is opened to allow the screw 42 to pass therethrough.

4 and 5 show the switch section 16 for opening and closing the fluorescent lamps 18, 18, the glow lamp 17 and the like. The top portion of the switch portion 16 is formed in a round shape 16a or provided with an arcuate rib 16b to smoothly guide the cord 35 to be inserted into the cord adjusting tool 36 into the chassis 32.

The operation of inserting the cord stopper 38 of the cord hanging illuminator thus constructed will be described.

First, the cord 35 is guided through the cord adjuster 36 of the cover 31 to the electric parts inside the chassis 32. As shown in FIGS. 2 and 3, the cord 35 adjacent to the chassis 32 is provided with a cord stopper 38.
It is held by the holding unit 39 of.

Next, the guide piece 4 of the cord stopper 38
0a and the locking piece 40b are superposed against each other against the spring action, and are inserted into the holes of the stopper mounting portion 37 by the guide of the guide piece 40a. Due to this insertion, the insertion portion 40 has its locking piece 4
0b spreads by the force of the spring action, and the holes 41, 41 are stopped so as to face the screw hole 37a of the stopper mounting portion 37. Thereby, the cord stopper 38 can be temporarily fixed to the stopper mounting portion 37.

A screw 42 is passed through the holes 41, 41 of the temporarily fixed cord stopper 38 and screwed into the screw hole 37a of the stopper mounting portion 37 so that the screw 42 is hidden inside the U-shaped portion of the stopper mounting portion 37. The cord stopper 38 to the stopper mounting portion 37.

As a result, even if the luminaire becomes heavy, and even if a large force is applied, the luminaire does not slide off the cord. Further, according to this method, since the screw is not exposed to the outside of the chassis, the appearance of the lighting fixture is not damaged. Further, when the cord stopper is inserted into the stopper mounting portion, the cord stopper is temporarily fixed to the stopper mounting portion to perform the screw mounting work, so that the screw mounting work can be easily performed.

In the above embodiment, the stopper mounting portion 37 is extruded from the chassis 32 and molded, but it may be mounted from the inside of the chassis 32 by welding or the like.

[0025]

Industrial Applicability The present invention provides a cord hanging illumination including a cover having a cord adjuster penetratingly attached to a central portion thereof, and a chassis integrally formed on an outer peripheral portion of the cover for accommodating and supporting electric parts and the like. In the device, the chassis is a cord stopper having a U-shaped stopper mounting portion protruding inward, a holding portion for holding a cord at one end, and an insertion portion having a spring action at the other end. Since the holding portion is provided so as to protrude inside the cover and the insertion portion is inserted into the stopper attachment portion to be stopped, the cord stopper can be easily attached.

Further, since the inserting portion is composed of a slender flat plate-like guide piece and a locking piece having a spring action, the cord stopper can be easily inserted into the stopper attaching portion and the cord stopper can be temporarily attached to the stopper attaching portion. It can be stopped.

Further, the insertion part is screwed by a screw inserted from the outside to the inside of the chassis,
Moreover, since the screw is hidden inside the U-shaped portion of the stopper mounting portion, the appearance of the luminaire is improved.

[Brief description of drawings]

FIG. 1 is a perspective view showing a main part of a cord hanging lighting device of the present invention.

FIG. 2 is an enlarged sectional view showing a part of FIG.

FIG. 3 is an explanatory view showing a main part of FIG. 2 in a developed manner.

FIG. 4 is an explanatory view showing an enlarged switch section.

FIG. 5 is an explanatory view showing another switch portion with its top portion enlarged.

FIG. 6 is an external view showing a cross section of a part of a lighting fixture that is generally used conventionally.

FIG. 7 is an explanatory view showing a part of FIG. 8 in an exploded manner.

FIG. 8 is an explanatory diagram of a form in which a cover portion and a chassis portion of a housing can be separated.

[Explanation of symbols]

 10 Code Hanging Lighting Fixture 11 Cover 12 Code 13 Code Adjusting Tool 14 Chassis 18 Fluorescent Lamp 19 Lighting Shade 20 Code Stopper 21 Screw 31 Cover 32 Chassis 33 Case 35 Code 36 Code Adjusting Tool 37 Stopper Attaching Section 38 Code Stopper 39 Holding Section 40 insertion part 41, 41 hole 42 screw

Claims (3)

[Claims] 1. A cord hanging luminaire comprising: a cover having a cord adjuster penetratingly attached to a central portion thereof; and a chassis integrally formed on an outer peripheral portion of the cover for accommodating and supporting electric parts and the like. The chassis is provided with a substantially U-shaped stopper mounting portion projecting inward, a holding portion for holding a cord at one end, and a plug portion having a spring action at the other end. A cord hanging lighting fixture, comprising: a stopper that protrudes inside the cover and that stops the insertion portion by inserting the insertion portion into the stopper attachment portion. 2. The cord hanging luminaire according to claim 1, wherein the insertion portion is composed of an elongated flat plate-shaped guide piece and a locking piece having a spring action. 3. The insertion part is screwed by a screw inserted from the outside to the inside of the chassis, and the screw is hidden inside the U-shaped part of the stopper mounting part. The cord hanging luminaire according to claim 1 or 2, wherein there is the cord hanging luminaire.