JPH08167313A - Luminaire - Google Patents

Abstract

PURPOSE: To provide an inexpensive luminaire by reducing a packing volume and an assembling man-hour. CONSTITUTION: A guide hole 53 is composed of a center hole 51 and a side hole 52 formed on the side of the center hole 51, a fitting protrusion portion 62 inserted into and engaging with the guide hole 53 is formed on a lamp socket portion 55 fitted on a lamp socket fitting face 7, and the fitting protrusion portion 62 is composed of a center engaging protrusion 60 and a side engaging protrusion 61 inserted in and engaging with the center hole 51 and the side hole 52 of the guide hole 53. In the side engaging protrusion 61 an engaging space is formed against the lamp socket portion 55 and an engaging hole 63 engaging with the engaging protrusion 54 of the lamp socket fitting face 7. The fitting protrusion portion 62 of the lamp socket portion 55 is inserted into the guide hole 53 of the lamp socket fitting face 7, and the lamp socket portion 55 is turned so that the engaging hole 63 of the side engaging protrusion 61 is made to engage with the engaging protrusion 54 of the lamp socket fitting face 7 so as to fit the lamp socket portion 55 on the lamp socket fitting face 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure for a lamp socket of a lighting fixture.

[0002]

2. Description of the Related Art FIG. 5 is an exploded perspective view showing a conventional lighting fixture.

Reference numeral 1 denotes a reflector plate having a substantially trapezoidal cross section and having an upper opening. The surface of the reflector plate 1 forms a reflection surface 1a, and a flat surface-shaped mounting surface 2 formed on the lower surface of the instrument body 1 is provided. A rectangular insertion hole 1 through which the connector 10 can be inserted at both ends.
1 and a pair of screw insertion holes 12 are formed to oppose each other with the insertion hole 11 interposed therebetween, and a pair of reflection plate mounting holes 18 are also formed.

One end of the lamp socket 3 is open,
On the other hand, a socket case 5 having a bottomed cylindrical shape and a socket case 14 having a socket base 6 formed continuously on the upper portion of the socket case 5 and the socket case 5 are provided. The socket cover 4 has a hollow cylindrical shape and is slidably attached to the outer peripheral surface. A lamp socket (not shown) is removably mounted in the socket case portion 5.

Further, on the upper portion of the socket base portion 6, a flat surface shape to be mounted on the mounting surface 2 formed on the reflection plate 1,
A mounting surface 7 having a substantially rectangular shape is provided.
Has a pair of mounting screw holes 8 each having a female screw formed opposite to each other, and has a socket case at the center.
A through hole 15 that communicates with the sleeve portion 5 is formed.

Reference numeral 9 denotes a power supply code. A lamp socket (not shown) is connected to one end of the power supply code 9, and a connector 10 is attached to the other end of the power supply code 9 so as to project from the through hole 15. There is.

To attach the lamp socket portion 3 to the reflector plate 1, the connector 10 attached to the lamp socket portion 3 is inserted into the reflector plate 1 through the insertion hole 11 and is attached from the inside of the reflector plate 1. The rods 13 are fixed by screwing them into the mounting screw holes 8 formed in the lamp socket 3. Next, after attaching the reflector plate 1 to the mounting bracket (not shown) attached to the fixture body 16 having a substantially U-shaped cross section which is fixed to the ceiling surface with screws (not shown), the reflector plate 1 is mounted in opposition. A straight tube type fluorescent lamp (not shown) is detachably mounted between the lamp sockets 3 thus formed.

[0008]

As described above, since the lamp socket portion of the conventional lighting fixture is fixed and fixed to the reflection plate by the mounting screw, as shown in FIG. Since it is packed with the fixture body placed below against the reflector with the lamp socket attached,
The packaging of the package becomes larger. Therefore, there is a problem that the amount of cartons used increases, the price increases, and the transportation cost and the warehouse storage cost increase.

Further, since the lamp socket portion is positioned on the mounting surface provided on the front surface side of the reflecting plate, the lamp socket portion is mounted from the rear surface side of the reflecting plate with the mounting screw. And the mounting direction of the mounting screw for mounting this lamp socket is opposite. For this reason, there is a problem that the number of assembling steps for mounting the lamp lamp socket on the reflecting plate is large and the product unit price is increased.

The present invention has been made in view of the above points, and provides a low-cost lighting fixture by reducing the carton cost, transportation cost, warehouse storage cost and assembly man-hour by reducing the packing volume. With the goal.

[0011]

In order to achieve the above object, the lighting equipment of the present invention is a straight tube type fluorescent lamp between a pair of lamp sockets provided opposite to both ends of a reflector of a main body of the lighting equipment. In the luminaire in which the lamp socket is attached, a guide hole in which the lamp socket portion is attached, and an engaging hole or an engaging protrusion in the vicinity of the guide hole are respectively provided on the lamp socket attaching surfaces at both ends of the reflecting plate. The guide hole is formed of a central hole formed in the central portion and a lateral hole continuously formed on the side of the central hole, and the pedestal of the lamp socket portion is attached to the lamp socket mounting surface. In the portion, a mounting protrusion that is inserted into and engaged with the guide hole is formed, and the mounting protrusion includes a central engaging protrusion that is inserted into and engaged with the central hole and the side hole of the guide hole, respectively. Side engaging projection An engaging gap is formed between the side engaging protrusion and the pedestal portion of the lamp socket portion, and the side engaging protrusion engages with the engaging hole or engaging protrusion formed on the lamp socket mounting surface. Protrusions or holes are provided, the mounting protrusions of the lamp socket portion are inserted into the guide holes of the lamp socket mounting surface, and the lamp socket portion is rotated to form the holes or protrusions of the side engaging protrusions. The lamp socket is fixed to the lamp socket mounting surface by engaging with an engaging protrusion or an engaging hole on the lamp socket mounting surface.

[0012]

In the above structure, the lamp socket portion 5
5 is attached to the reflector plate 1, the lamp socket portion 55 is moved upward so that the guide socket 53 formed in the lamp socket portion 55 is inserted into the guide hole 53 formed in the reflector plate 1. Then, when it is rotated 90 degrees counterclockwise, the round hole 63 formed in the guide projection of the lamp socket portion 55 is fitted into the spherical projection 54 formed in the mounting surface portion 7 of the reflection plate 1 and is brought into a predetermined position. Fitted and fixed. Therefore, to attach the lamp socket 55 to the reflector 1,
This can be performed by a simple work of rotatingly fitting the lamp socket portion 55.

[0013]

Embodiments of the present invention will be described below with reference to FIGS.

FIG. 1 is an exploded perspective view showing a lighting apparatus according to an embodiment of the present invention. The present invention is substantially the same as the prior art except for the mounting structure of the socket portion to the reflector. The same components as those of the conventional technique will be described with the same reference numerals.

Guide holes 53 are formed at both ends of the mounting surface portion 7 formed on the reflection plate 1 so that the lamp socket portion 55 can be rotated and mounted. This guide hole 53
Is a circular central hole 51 formed in the center of the reflector 1 in the longitudinal direction, and a lateral side which is continuous with the central hole 51 and which opposes the center line of the reflector 1 in a direction substantially orthogonal to the center line. And a central hole 51.
In the vicinity of, a pair of spherical projections 54 are formed so as to face the center line and project outward. The height D2 of the spherical protrusion 54 is slightly higher than the gap D1 formed between the wing-shaped protrusion 61 and the upper surface of the pedestal portion 59, which will be described later (FIGS. 2 and 3B).

The lamp socket 55 has a cylindrical socket case 57 having one end open and the other end having a bottom, and a socket base 58 formed continuously from the upper portion of the socket case 57. And a socket cover 4 having a hollow cylindrical shape slidably attached to the outer peripheral surface of the socket case 57. A lamp socket (not shown) is attached in the socket case 57.

Further, a pedestal portion 59 having a substantially rectangular shape which is attached to the attachment surface portion 7 of the reflection plate 1 is provided on the upper portion of the socket pedestal portion 58, and an upper surface of the pedestal portion 59 is shown in FIG.
As shown in (A), a columnar rotary shaft 60 is inserted and fitted into the central hole 51 of the guide hole 53 formed in the mounting surface portion 7 of the reflection plate 1 and the through-hole 65 is formed at the center of the rotary shaft 60. A wing-shaped projection 61 having a shape that can be inserted into the lateral hole 52 of the guide hole 53 in the left-right direction of the rotating shaft 60 and on the center line of the lamp socket 55 is formed. The lower surface of the wing-shaped protrusion 61 and the pedestal 59
A gap D that is a little larger than the thickness of the reflector 1 between the upper surface of
A mounting protrusion 62 composed of 1 and 1 is formed. Further, the wing-shaped protrusion 61 includes the spherical protrusion 5 provided on the mounting surface portion 7.
Round holes 63 into which 4 are fitted are respectively provided. The round hole 63 may be a recess into which the spherical protrusion 54 fits.

Next, the assembly procedure of the above embodiment will be described.

FIG. 1 shows the lamp socket portion 55 of the present invention before and after attachment, and FIG. 2 shows a sectional view of the lamp socket portion 55 of the present invention attached.

To attach the lamp socket portion 55 to the reflector plate 1, the connector 10 attached to the lamp socket portion 55 is inserted into the reflector plate 1 through the guide hole 53 formed in the reflector plate 1, and In accordance with the shape of the substantially oval guide hole 53 formed in the mounting surface portion 7 of the reflector plate 1, the shape of the substantially oval mounting protrusion 62 formed in the pedestal portion 59 of the lamp socket portion 55 is adjusted to match the shape of the lamp socket. Part 5
5 is moved upward to be inserted into the substantially oval guide hole 53 formed in the reflecting plate 1, and then the lamp socket 55 is rotated counterclockwise, the rotary shaft 60 formed in the pedestal 59 is reflected. The gap D formed between the pedestal 59 and the lower surface of the wing-shaped protrusion 61 formed on the pedestal 59 is guided by the central hole 51 formed in the plate and rotates counterclockwise.
1 is guided by the plate of the mounting surface portion 7 of the reflection plate 1 and rotates counterclockwise. Then, the spherical projection 54 formed on the mounting surface portion 7 of the reflector 1 and the round hole 63 formed in the wing-shaped projection 61 are fitted to each other, and the lamp socket portion 55 is fitted and fixed at a predetermined position. Instrument main body 1 fixed to the ceiling surface with screws (not shown)
The reflection plate 1 is attached to the attachment metal fitting (not shown) attached to 6 with the decorative screw 17. Finally, the lamp socket 553
A straight tube fluorescent lamp (not shown) is removably attached between them.

As described above, the lamp socket portion of the luminaire of the present invention has a structure in which it is inserted into the guide hole formed in the reflection plate, rotated, and fitted and fixed.
As shown in (1), the lamp socket and the reflector are separated from each other, and the lamp socket and the main body of the fixture are placed inside the reflector so as to be stacked.

As a result, the packing appearance can be greatly reduced, the amount of cartons used is reduced, and the transportation and warehouse storage costs are also reduced, resulting in cost reduction.
There is an effect that an inexpensive lighting fixture can be provided.

Further, since the lamp socket portion can be attached to the reflecting plate by an operation from one direction of inserting and rotating the lamp socket portion from the surface side of the reflecting plate, it is troublesome to attach the lamp socket portion with the attaching screw. It doesn't cost.

Therefore, the reflecting plate can be attached by a simple operation of inserting the lamp socket portion from one direction and rotationally fitting and fixing, so that an inexpensive lighting fixture can be provided by reducing the number of assembling steps.

[0025]

As described in detail above, according to the present invention, since the lamp socket portion and the reflector can be packaged separately, the packaging of the package can be greatly reduced. Therefore, the car
Since the amount of tons used is reduced and the transportation and warehouse storage costs are also reduced, an inexpensive lighting fixture can be provided. Furthermore, since the lamp socket portion can be attached to the reflector plate by a simple operation of inserting the lamp socket portion into the reflector plate from one direction and rotationally fixing it, it is possible to provide an inexpensive lighting fixture by reducing the number of assembly steps. There is.

[Brief description of drawings]

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

FIG. 2 is a sectional view showing a mounted state of a lamp socket portion in the embodiment.

FIG. 3 is an exploded perspective view showing a general lighting fixture.

FIG. 4 is a cross-sectional view showing a state in which the lighting equipment according to the embodiment is packed.

FIG. 5A is an exploded perspective view showing a lighting device according to a conventional technique. FIG. 3B is a top perspective view showing a mounting surface portion of the lamp socket portion according to the related art.

FIG. 6 is a cross-sectional view showing a state in which a lighting fixture according to a conventional technique is packed.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Reflector, 7 ... Lamp socket mounting surface, 16 ... Instrument body, 51 ... Central hole, 52 ... Side hole, 53 ... Guide hole, 54 ... Engagement protrusion, 55 ... Lamp socket part, 59 ... Pedestal part , 60 ... Central engaging protrusion (rotating shaft), 61 ... Side engaging protrusion (wing-shaped protrusion), 62 ... Mounting protrusion, 63 ... Engaging hole.

Claims (1)

[Claims] 1. A lighting fixture in which a straight tube fluorescent lamp is mounted between a pair of lamp sockets provided opposite to both ends of a reflector of a main body of the fixture, wherein the lamp sockets are attached to both ends of the reflector. On the surface, a guide hole to which the lamp socket portion is attached and an engaging hole or an engaging protrusion are formed in the vicinity of the guide hole, respectively, and the guide hole includes a central hole formed in a central portion and a central hole. And a pedestal portion of the lamp socket portion mounted on the lamp socket mounting surface, which is formed with a side hole formed continuously to the side of the hole, and has a mounting projection portion that is inserted into and engaged with the guide hole. The mounting protrusion portion includes a central engagement protrusion and a side engagement protrusion that are inserted and engaged in correspondence with the center hole and the side hole of the guide hole, respectively, and the side engagement protrusion includes the With the base of the lamp socket An engaging gap is formed on the lamp socket mounting surface, and a protrusion or hole that engages with the engaging hole or the engaging protrusion formed on the lamp socket mounting surface is provided. The lamp socket portion by rotating the lamp socket portion into a guide hole on the surface and engaging the hole or protrusion of the side engaging protrusion with the engaging protrusion or engaging hole of the lamp socket mounting surface. A luminaire, wherein a socket portion is fixed to the lamp socket mounting surface.