JP2017204413A - Mounting tool for lighting fixture and luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting tool for a lighting fixture which can be installed flatly with a ceiling surface while maintaining strength.SOLUTION: A mounting tool 1 for a lighting fixture includes: a reflecting shade 20; and a pair of shade side walls 30. The reflecting shade includes: a fixture accommodating part which is embedded in an opening provided on a ceiling for lighting fixture installation, and in which the lighting fixture is accommodated; and a pair of flat parts 21 protruding from both ends in the shorter direction of the reflection shade, and coming into contact with the ceiling at the outside of the opening. An end part in the longer direction of the fixture accommodating part has a projection 22. Each of the pair of shade side walls has: a side surface part 31 embedded in the opening and arranged on both ends in the longer direction of the reflection shade; and a flat part 34 connected to the side surface part in an L-shaped manner, and coming into contact with the ceiling at the outside of the opening. The side surface part has a folded part 32 and a groove 33 which have a foldable notch at one part, and in which the notch is formed by being folded to the opposite side from the reflection shade. The projection of the fixture accommodating part projects from the groove of the shade side wall and is fastened to the folded part.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a fixture for a lighting fixture and a lighting device.

  There has been proposed a ceiling-embedded lighting fixture including a reflector in which a straight tube fluorescent lamp is arranged and a lower surface is opened (Patent Document 1).

Japanese Patent Laid-Open No. 11-144517

  In the conventional ceiling-mounted lighting fixture, when installed in an opening provided in the ceiling for installing the lighting fixture, the thickness of the protruding portion to the outside of the opening is as thick as about 10 mm. If the protruding portion is thick, there are problems such as hitting the protruding portion and poor appearance when moving an object under the ceiling. However, since the protruding portion greatly contributes to the strength of the lighting fixture, if the thickness is simply reduced, the lighting fixture becomes fragile.

  Then, this invention aims at provision of the fixture for lighting fixtures which can be installed flat with a ceiling surface, maintaining intensity | strength.

In order to achieve the above object, the fixture for lighting equipment of the present invention comprises:
Including reflective shades and a pair of shade side walls,
The reflective shade is
An instrument housing portion embedded in an opening provided in the ceiling for installing a lighting apparatus, and in which the lighting apparatus is accommodated;
A pair of flat portions that protrude from both ends in the short direction of the reflective shade and touch the ceiling outside the opening;
The longitudinal end of the instrument housing portion has a protrusion,
Each of the pair of shaded side walls is
Side portions embedded in the opening and disposed at both longitudinal ends of the reflective shade,
A flat portion that is coupled to the side surface portion in an L shape and is in contact with the ceiling outside the opening;
The side portion has a foldable cut at a part thereof, and has a bent portion and a groove formed by bending the cut to the side opposite to the reflective shade,
The protruding portion of the device accommodating portion protrudes from the groove of the shade side wall and is fixed to the bent portion,
The thickness of the flat part of the reflective shade and the flat part of the shade side wall is respectively 2 mm or less.

  ADVANTAGE OF THE INVENTION According to this invention, the fixture for lighting fixtures which can be installed in a ceiling surface and flat can be provided, maintaining intensity | strength.

FIG. 1 is a perspective view showing an example of the configuration of the fixture for lighting equipment of the present invention. FIG. 2 is a perspective view showing an example of a reflective shade in the fixture for lighting equipment of the present invention. FIG. 3 is a perspective view showing an example of the shade side wall in the fixture for lighting equipment of the present invention. FIG. 4 is a cross-sectional view showing an installation example of the lighting device of the present invention.

  Hereinafter, the fixture for lighting equipment and the lighting device of the present invention will be described in detail with reference to the drawings. However, the present invention is not limited to the following description. In addition, in the following FIGS. 1-4, the same code | symbol is attached | subjected to the same part and the description may be abbreviate | omitted. In the drawings, for convenience of explanation, the structure of each part may be simplified as appropriate, and the dimensional ratio of each part may be schematically shown, unlike the actual case.

[Lighting fixtures]
FIG. 1 is a perspective view showing an example of the configuration of the fixture for lighting equipment of the present invention. As shown in FIG. 1, the lighting fixture 1 includes a reflective shade 20 and a pair of shade side walls 30. In addition, since the both ends of the fixture 1 for lighting fixtures are the same shape, in FIG. 1, only the left end side of the fixture for lighting fixtures is shown. Next, the reflective shade 20 and the shade side wall 30 will be described with reference to FIGS.

  FIG. 2 shows an example of the reflective shade 20. As shown in FIG. 2, the reflective shade 20 includes an instrument housing portion 23 and a pair of flat portions 21. As will be described later with reference to FIG. 4, the fixture housing portion 23 is embedded in an opening provided in the ceiling for installing the lighting fixture, and the lighting fixture is accommodated therein. Each of the pair of flat portions 21 protrudes from both ends in the short direction of the reflective shade 20 and contacts the ceiling outside the opening provided in the ceiling, as will be described later with reference to FIG.

  Examples of the material for forming the reflective shade 20 include metals such as aluminum and alloys thereof, magnesium and alloys thereof; resins such as polycarbonate (PC) and polybutylene terephthalate (PBT); and the like. As the reflective shade 20, for example, a reflective surface that has been improved in reflection efficiency by performing high reflection processing such as plating or application of a high reflection paint may be used. The reflective shade 20 can be formed, for example, by pressing or bending using the metal. Moreover, the reflective shade 20 can be formed by a method such as punching, injection molding using a mold, injection molding, press molding, or a cutting method using the resin. However, the formation material and the formation method of the reflective shade 20 are not limited to these examples.

  The instrument accommodating part 23 has the protrusion part 22 which can protrude from the groove | channel formed in the side part of the below-mentioned shade side wall in the longitudinal direction edge part. Other than that, there is no restriction | limiting in the shape of the instrument accommodating part 23, What kind of shape may be sufficient if a lighting fixture can be accommodated in an inside. In FIG. 2, two protrusions 22 are provided on the left end side of the instrument housing part 23, but one protrusion 22 may be provided on the left end side of the instrument housing part 23, or three or more. May be.

  FIG. 3 shows an example of the shade side wall 30. The shade side wall 30 has a function of increasing the strength of the fixture 1 for lighting equipment and preventing light leakage, for example. As shown in FIG. 3, the shade side wall 30 includes a side surface portion 31 and a flat portion 34. As will be described later with reference to FIG. 4, the side surface portion 31 is embedded in the opening provided in the ceiling, and is disposed at both ends in the longitudinal direction of the reflective shade 20 as shown in FIG. 1. The flat portion 34 is coupled to the side surface portion 31 in an L shape, and contacts the ceiling outside the opening provided in the ceiling, as will be described later with reference to FIG. The formation material and the formation method of the shade side wall 30 are not particularly limited, and for example, are the same as the formation material and the formation method of the reflective shade 20.

  The side surface portion 31 has a bent portion 32 and a groove 33 formed by bending a foldable cut put in a part thereof on the side opposite to the reflecting shade 20 (see FIG. 1). In FIG. 3, the number of the bent portions 32 and the grooves 33 is two, but the number of the bent portions 32 and the grooves 33 may be the same as the number of the projecting portions 22 of the instrument housing portion 23 described above. And three or more. In FIG. 3, the bent portion 32 and the groove 33 have a rectangular parallelepiped shape. However, the bent portion 32 and the groove 33 may have any shape as long as the protruding portion 22 of the instrument housing portion 23 can protrude. Good.

  As shown in FIG. 1, the protruding portion 22 of the instrument housing portion 23 protrudes from the groove 33 of the shade side wall 30 and is fixed to the bent portion 32. The fixing method of the protrusion part 22 and the bending part 32 is not specifically limited, What kind of method may be sufficient, For example, screwing, welding, etc. are mentioned. Fixing by screwing is preferable because there is no need for burns due to welding and the trouble of painting to hide the burns. When fixing by screwing, as shown in FIGS. 1 to 3, a screwing hole may be provided in each of the protruding portion 22 and the bent portion 32.

  The thickness of the flat part 21 of the reflective shade 20 and the flat part 34 of the shade side wall 30 is 2 mm or less, respectively. In the fixture 1 for lighting fixtures of this invention, as above-mentioned, the protrusion part 22 and the bending part 32 are adhering, Thereby, intensity | strength is ensured. For this reason, in the fixture 1 for lighting fixtures of this invention, intensity | strength is maintainable even if the thickness of the contact part with the ceiling which was about 10 mm conventionally in order to ensure intensity | strength is flat with 2 mm or less. is there. Therefore, according to the fixture 1 for lighting fixtures of this invention, it can install in a ceiling surface and flat so that it may demonstrate later using FIG. The thickness may be, for example, 1.5 mm to 2 mm. Note that the fixing between the protruding portion 22 and the bent portion 32 in the fixture 1 for a lighting fixture of the present invention can be applied to a lighting fixture in which the thickness of the contact portion with the conventional ceiling is about 10 mm.

  The flat portion 21 and the flat portion 34 are preferably configured such that, for example, from the viewpoint of preventing deflection when installed on the ceiling, the end portion is about 4 mm long.

  The lighting fixture attached to the fixture for lighting fixture 1 of the present invention may be any type, and examples thereof include a straight tube type LED (Light Emitting Diode) lamp and a straight tube type fluorescent lamp.

[Lighting device]
The lighting device of the present invention includes a lighting fixture and a fixture for lighting fixture, and the fixture for lighting fixture is the fixture for lighting fixture of the present invention, and inside the fixture housing portion of the reflective shade, The lighting apparatus is accommodated.

  The cross-sectional view of FIG. 4 shows an installation example of the lighting device of the present invention. As shown in FIG. 4, this lighting device 50 includes a lighting fixture 42 and a fixture 1 for lighting fixture, and the lighting fixture 42 is accommodated inside the fixture accommodating portion 23 of the reflective shade 20. The instrument housing portion 23 of the reflective shade 20 and the side portion of the shade side wall 30 are embedded in an opening provided in the ceiling 41. The flat part 21 of the reflective shade 20 and the flat part (not shown in FIG. 4) of the shade side wall 30 are in contact with the ceiling 41 outside the opening. As described above, since the thickness of the flat portion 21 of the reflective shade 20 and the flat portion of the shade side wall 30 is 2 mm or less, the illumination device of the present invention can be installed flat on the ceiling surface. The installation method of the illumination device 50 is not particularly limited, and any method may be used. For example, as shown in FIG. 4, the illumination device 50 can be installed by providing a hole into which the attachment rod 40 is inserted in the central portion in the longitudinal direction of the reflective shade 20 and the illumination fixture 42.

  ADVANTAGE OF THE INVENTION According to this invention, the fixture for lighting fixtures which can be installed in a ceiling surface and flat can be provided, maintaining intensity | strength. The fixture for a lighting fixture of the present invention can be widely used for various lighting fixtures such as a straight tube type LED lamp and a straight tube type fluorescent lamp.

DESCRIPTION OF SYMBOLS 1 Mounting fixture 20 for lighting fixtures Reflective shade 21, 21 Flat part 22 Protruding part 23 Instrument accommodating part 30 Shade side wall 31 Side part 32 Bending part 33 Groove 41 Ceiling 42 Lighting fixture 50 Illuminating device

Claims (5)

Including reflective shades and a pair of shade side walls,
The reflective shade is
An instrument housing portion embedded in an opening provided in the ceiling for installing a lighting apparatus, and in which the lighting apparatus is accommodated;
A pair of flat portions that protrude from both ends in the short direction of the reflective shade and touch the ceiling outside the opening;
The longitudinal end of the instrument housing portion has a protrusion,
Each of the pair of shaded side walls is
Side portions embedded in the opening and disposed at both longitudinal ends of the reflective shade,
A flat portion that is coupled to the side surface portion in an L shape and is in contact with the ceiling outside the opening;
The side portion has a foldable cut at a part thereof, and has a bent portion and a groove formed by bending the cut to the side opposite to the reflective shade,
The protruding portion of the device accommodating portion protrudes from the groove of the shade side wall and is fixed to the bent portion,
A fixture for a lighting fixture, wherein the flat portion of the reflective shade and the flat portion of the shade side wall are each 2 mm or less. The lighting fixture according to claim 1, wherein the protruding portion of the fixture housing portion and the bent portion of the shade side wall are fixed by screwing. The edge portion in the short direction of the flat portion of the reflective shade is a structure in which the flat portion of the reflective shade is folded,
The luminaire fixture according to claim 1 or 2, wherein the edge portion of the flat portion of the shade side wall has a structure in which the flat portion of the shade side wall is folded back. The said lighting fixture is a fixture for lighting fixtures as described in any one of Claim 1 to 3 which is a straight tube | pipe type LED lamp. A lighting fixture and a fixture for the lighting fixture,
The said fixture for lighting fixtures is the fixture for lighting fixtures as described in any one of Claim 1 to 4, The said lighting fixture is accommodated in the instrument accommodating part of the said reflective shade. A lighting device.