JPH06251611A - Luminaire - Google Patents

Abstract

PURPOSE:To provide a luminaire wherein the luminaire can be brought into contact with a mounting surface of ceiling surface or the like by simple operation while the luminaire can be easily mounted by a constitution such as turning a holder, mounting a luminaire main unit engaged, screwed to a fixing tool for stopping to a hook ceiling main unit by screw parts of both the tool and holder. CONSTITUTION:A luminaire is formed by supporting a luminaire main unit 6 through a supporter to a hook ceiling main unit 1 provided with hook metal fixtures 11, 11. This supporter is provided with a cylindrical fixing tool 3 having a flange part 32 stopped to the hook metal fixture in the upward to also provide an external thread part 41 in the peripheral side surface and a cylindrical holder 5 engraved with an internal thread part 51 screwed to the external thread part 41 of this fixing tool 3 to also form a loading surface 52 of the luminaire main unit 6.

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 lighting fixture directly mounted on a ceiling surface or the like.

[0002]

2. Description of the Related Art Lighting fixtures that are directly attached to a ceiling surface or the like are usually referred to as direct-attached fixtures, which are a hook metal fitting integrated with a hook ceiling fixed to the ceiling surface or a hook metal fitting separate from the ceiling. The top plate that forms the upper surface of the instrument body is fixed to the screw hole of the by screwing.

When the screw is used as described above, not only a tool such as a screwdriver is required but also a fine member is handled, so that the work is sometimes complicated.

Also, in the case where the top plate or the like is fixed with screws, the height position of the fixture cannot be adjusted because the space between the ceiling surface and the top of the lighting fixture is constant. In particular, direct-mounted lighting fixtures are often mounted by abutting on the mounting surface such as the ceiling surface, but when there are dimensional variations in the mounting brackets or top plate, or when the ceiling material is not flush and there is a gap between the mounting surfaces. It was not possible to make adjustments, and not only did it look bad, but dust entered through the gaps and the shades and lamps were easily contaminated, and the irradiation efficiency of the equipment was reduced early.

[0005]

SUMMARY OF THE INVENTION The present invention solves the problems that it takes time and effort to mount the main body of the appliance and that the appliance cannot be brought into contact with the mounting surface such as the ceiling surface. (EN) Provided is a lighting device which can be attached to a device and which can be brought into contact with a mounting surface such as a ceiling surface by a simple operation.

[0006]

According to a first aspect of the present invention, there is provided a lighting fixture having an insertion hole through which a hooking ceiling fixed to a mounting surface is inserted, and a periphery of the hooking ceiling is provided at a periphery of the insertion hole. A cylindrical fixing tool that has a flange that is engaged with a hooking fitting that is provided in the lateral direction and that has a threaded section on the outer peripheral side surface, and a threaded section that engages with the threaded section of this fixing tool are on the inner circumference. It is characterized in that it comprises a cylindrical holder engraved on the side surface and an instrument main body that is attached and supported by this holder, and that a mounting portion for the instrument main body is provided above the holder.

The luminaire according to claim 2 of the present invention is characterized in that the fixture has a flange portion projecting outwardly from the outer peripheral side surface, which can be screwed into the screw portion of the holder.

The lighting equipment according to a third aspect of the present invention is characterized in that the fixing tool is provided with a ring body having a thread portion formed on the outer peripheral side surface as a separate member.

The lighting equipment according to a fourth aspect of the present invention is characterized in that a notch portion for inserting the hook metal fitting is formed in a flange portion to which the hook metal fitting of the fixture is locked.

[0010]

According to the present invention, the holder for mounting and engaging the lighting fixture main body is screwed and rotated by the screw portion of the fixture fitting to the hooking ceiling main body so that the fixture main body can be mounted and the position height can be increased. It is designed to be easily adjusted.

[0011]

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

FIG. 1 is an exploded perspective view before mounting the lighting equipment, FIG. 2 is a partially cutaway sectional view after mounting the lighting equipment, and FIGS.
3A and 3B are enlarged views of the main part immediately after the start of attachment and after the end of attachment. In the figure, reference numeral 1 denotes an embedded type hooking sealing main body having a pair of hooking metal fittings 11, 11 on its outer peripheral side surface, and a pair of engaging holes 12, 12 for power feeding on the lower surface side thereof. It is attached to a mounting surface such as a surface with screws 13, 13. Reference numeral 15 is a hook sealing cap having a pair of hook-shaped terminals (not shown) that engage with the pair of engaging holes 12 and 12.

Reference numeral 3 denotes a cylindrical fixing member having a through hole 30 through which the above-mentioned embedded type hook sealing main body 1 made of a metal plate or a synthetic resin is inserted, and a flange portion 31 bent downward to the outside. However, the flange portion 32 bent inward is provided in the upper portion by forming notches 33, 33 (only one of which is visible). , 34 are engaging grooves, and 35, 35 are cut-out pieces of the notch 33.

Reference numeral 4 denotes a synthetic resin cylindrical ring body fitted to the fixture 3 having a male screw portion 41 engraved on the outer peripheral side surface, and 42, 42, ... (Two places are not visible.) Is an engaging protrusion protruding to the inner surface.

Reference numeral 5 denotes a synthetic resin cylindrical holder having an insertion hole 50 through which the hooking sealing body 1 is inserted. The inner peripheral side surface of the holder is a female screw portion which is screwed into the male screw portion 41 of the ring body 4. 51 is engraved and an inner peripheral wall portion 56 is formed via a step portion 55. On the upper surface, the mounting surface 52 of the instrument main body and the protrusions 53, 5 for guiding the main body
.. are formed. Further, reference numerals 54, 54, ... Are recesses for handles.

Reference numeral 6 denotes a main body of the luminaire, and 61 is a top plate made of metal which is the upper surface of the main body 6 of the fixture, and the hook ceiling main body 1 is inserted in the center of the top surface of the holder 5 and is larger than the maximum diameter of the mounting surface 52. Also has a small diameter round hole portion 62, a protruding portion 63 which is partially bulged toward the end, and a bent portion 64 at the end edge. Reference numeral 65 is a shade made of translucent resin, which is attached to the instrument body 6 by attaching means (not shown) such as a latch.
Is a straight tube fluorescent lamp provided inside the shade 65,
Reference numeral 7 is a lighting device such as a ballast attached to the top plate 61.

Reference numeral 71 is a power supply cord, 72 is a power supply cord connected to the sealing cap 15, and 73 is a power supply socket.

The attachment of the instrument having such a configuration will be described. First, the ring body 4 is fitted into the fixture 3 and the engaging groove 3
, And the engaging protrusions 42, 42, ... Are engaged with each other. Next, the male screw portion 41 of the fixture 3 is screwed into the female screw portion 51 of the holder 5 from the surface direction opposite to the mounting surface 52 and screwed until the upper surface of the ring body 4 contacts the step portion 55. Are integrated to form the support body 8.

Next, the support 8 is inserted from below the round hole portion 62 of the top plate 61 of the luminaire main body 6, the top plate 61 is placed on the placing surface 52 on the upper surface of the holder 5, and the edge of the round hole portion 62 is placed. Are brought into contact with the protrusions 53, 53, ... To prevent the top plate 61 from moving horizontally on the mounting surface 52 of the holder 5.

Then, the fixture 3 is attached to the hooking metal fittings 11 and 11 of the hooking sealing main body 1 which is previously attached to the ceiling surface 2.
The notch parts 33, 33 of the flange part 31 of
1. Lift the support 8 on which 1 is placed, and hook 1
1 and 11 are inserted through the notches 33 and 33, and the supporting body 8 side is rotated clockwise or counterclockwise to pull down the flanges 31 on the upper surfaces of the vertical walls of the hooks 11 and 11.
The lower surface of the above is placed and temporarily attached as shown in FIG.

In this temporarily mounted state, there is a large gap H between the ceiling surface 2 and the top plate 61 of the lighting fixture main body 6, and in order to bring the lighting fixture main body 6 closer to the ceiling surface 2, the above-mentioned bearing is used. The recesses 54, ... Formed on the outer surface of the holder 5 of the body 8 are gripped and the holder 5 is rotated in the right-hand screw direction. During this rotation, the entire weight of the support 8 and the top plate 61 is applied to the hook metal 11 of the hook sealing main body 1, and the cut-and-raised piece 35 of the notch 33 formed in the flange 31 of the fixture 3 is used. Hits the hooking metal fitting 11 of the hooking sealing body 1 and serves as a stopper, and the fixing tool 3 side does not rotate, but only the holder 5 side rotates.

As the holder 5 rises due to this rotation, the top plate 61 on the mounting surface 52 also moves upward. Then, when the projecting portion 63 formed toward the end of the top plate 61 contacts the ceiling surface 2, the rotation is stopped. As a result, as shown in FIG. 4, the distance H between the ceiling surface 2 and the top surface of the top plate 61 becomes narrow, and the height position adjustment of the top plate 61 ends. After that, the hook sealing cap 15 having the engaging blades (not shown) is engaged with the pair of engaging holes 12, 12 of the hook sealing main body 1, the lamp 66 is attached to the socket 73, and the shade 65 is further mounted. If the bent portion 64 at the edge of the plate 61 is aligned and mounted by a mounting means (not shown), the mounting of the lighting fixture body 6 on the ceiling surface 2 which is the mounting surface and the height position adjustment are completed. To do.

The work for removing the lighting fixture body 6 is completely opposite to that described above, and the hook ceiling cap 15
Is rotated in the opposite direction to that at the time of attachment to remove the engaging blade from the engaging holes 12 of the hook sealing main body 1. Next, the holder 5
The holders 5 are rotated in the left-hand screw direction by gripping the recesses 54, ... As the holder 5 descends due to this rotation, the top plate 61 on the mounting surface 52 also moves downward, and if there is a sufficient gap between the ceiling surface 2 and the top plate 61, the entire support body 8 is removed. If the notch 33 of the fixture 3 and the hooking metal 11 of the hooking sealing body 1 meet and pull down, the support 8 and the top plate 61 are disengaged from the hooking sealing body 1.

As described above, according to the present invention, the fixing member 3 of the supporting member 8 having the through holes 30 and 50 through which the hook sealing main body 1 is inserted is locked in the hook sealing main body 1 and can be gripped by hand. When the holder 5 of 8 is rotated, the top plate 61 constituting the lighting fixture main body 6 rises, and the fixture main body 6 can be moved to a predetermined height position. In this way, the device 61 that is normally mounted at a high place such as the ceiling surface 2 can be mounted with one hand without using small objects such as screws, and the work safety can be improved. Further, regardless of the distance between the ceiling surface 2 and the upper surface of the lighting fixture 6, the fixture 6 can be attached to the ceiling surface 2 or the like by abutting without any special member or tool. In particular, in the case of the device 6 that needs to come into contact with the mounting surface, if there is a gap between the mounting surface and the device 6, not only the appearance is deteriorated, but also dust enters inside the device and dirt such as shades and lamps is contaminated. Although the irradiation efficiency was sometimes lowered, such a thing could be avoided in the constitution of the present invention.

Next, another embodiment of the present invention will be described with reference to FIG. The same parts as those in the above-described embodiment are designated by the same reference numerals, and the description thereof will be omitted. In FIG. 5, the structure different from that of the above embodiment is that the ring 5 having the male screw portion 41 formed on the outer peripheral side surface is not used. That is, the tip end portion of the flange portion 32 extending outwardly below the cylindrical fixture 3 is screwed.

Also in this embodiment, the top plate 61 can be smoothly raised with a light force by rotating the holder 5 on which the top plate 61 is placed. The mounting position can be easily adjusted as well as the mounting and dismounting of.

The present invention is not limited to the above-described embodiment. For example, in the above-described embodiment, a hook metal fitting is integrally provided on a round hook ceiling body, but the hook ceiling body is not limited to the illustrated round shape and may be a square shape. Also, the hook metal may be attached separately from the sealing body.

Further, the number and shape of the notches of the hooking metal fitting and the fixing tool are not limited to those of the embodiment, and the concave and convex portions in which the hooking metal fitting and the fixing tool engage with each other when the fixing tool is attached and are shown below in FIG. A cut groove 36 may be formed in the upper flange portion 31 of the fixture 3, and a hole portion may be formed by hooking and locking the hook metal 11 of the hook sealing main body 1 in the cut groove 36.

Although the top plate is placed on the uppermost surface of the holder of the support, the top plate may be supported on the side surface of the holder. In addition, the shape of the holder and the hole in the center of the top plate are not limited to round shapes, but may be square shapes.If the top plate and shade have directivity in the mounting direction, the space between the holder and the top plate may be different. May not slide on each other.

Further, the lighting equipment is not limited to the straight tube type fluorescent lamp equipment, and may be equipment using other fluorescent lamps or incandescent light bulbs. Furthermore, although the lighting fixture has been described as having a top plate on the upper surface, the term "top plate" in the present invention means a reflector, a shade, or a louver that is directly attached to the hook ceiling body without using the top plate on the top surface of the fixture. The above is also referred to as a top plate, and the form of these appliances is not limited to the one in which the entire lower surface is covered with a shade, and may be a shade or a reflector whose lower part is opened. Further, the protrusion used when the device is brought into contact with the mounting surface is not limited to the one integrally provided on the top plate as in the embodiment, and may be made of a hard material such as metal or synthetic resin separately from the top plate or the like. It may be formed of a material having a cushioning effect, or may not be essential depending on the device.

Furthermore, in the above embodiment, the case where the device is brought into contact with the mounting surface has been described. However, the present invention is not limited to this, and the device may be supported at the intermediate portion without being brought into contact with the mounting surface. Of course, it can also be applied to a device that is suspended in the middle.

[0032]

As described above in detail, according to the structure of the present invention, the fixing member of the support body having the hooking sealing body having the insertion hole through which the hooking sealing body can be inserted is locked.
The instrument body can be moved to a predetermined height position and the instrument can be attached simply by rotating the holder of the supporting body which can be grasped by hand.

As described above, a device that is normally mounted at a high place such as a ceiling surface can be mounted with one hand without using small objects such as screws, and the work safety can be improved. Also,
Regardless of the distance between the ceiling surface and the upper surface of the lighting fixture, the fixture can be attached to the ceiling surface or the like without any special member or tool. Especially in the case of equipment that needs to abut against the mounting surface, a gap between the mounting surface and the equipment will not only impair the appearance but also dust will enter the equipment and the irradiation efficiency of the equipment will be affected by dirt such as shades and lamps. However, in the configuration of the present invention, such a thing can be avoided.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a mounting portion of a lighting fixture of the present invention.

FIG. 2 is a partially longitudinal side view showing a lighting fixture of the present invention.

FIG. 3 is a sectional side view showing a temporarily fixed state of a mounting portion of the lighting equipment of the present invention.

FIG. 4 is a cross-sectional side view showing a state after mounting the mounting portion of the lighting fixture of the present invention.

FIG. 5 is a cross-sectional side view showing a state in which a mounting portion of another luminaire of the present invention is being mounted.

[Explanation of symbols]

 1: Hooking sealing body 11: Hooking metal fitting 12: Engagement hole 15: Hooking sealing cap 2: Ceiling surface 3: Fixture 31: Flange part 32: Flange part 33: Notch part 34: Notch hole 4: Ring body 41: Male screw Part 5: Holder 5: Female screw part 52: Mounting surface 6: Lighting device body 61: Top plate 62: Hole part 66: Lamp 8: Bearing

Claims (4)

[Claims] 1. An insertion hole through which a hook ceiling fixed to a mounting surface is inserted, and a flange portion formed on a peripheral edge of the hole to be engaged with a hook metal fitting provided in a circumferential direction of the hook ceiling. And a cylindrical holder with a threaded portion on the outer peripheral side surface, a cylindrical holder with a threaded portion that engages with the threaded portion of this fixing tool engraved on the inner peripheral side surface, and mounting support on this holder And a mounting portion of the fixture main body is provided above the holder. 2. The luminaire according to claim 1, wherein a flange portion that can be screwed into the screw portion of the holder is projected outward from the outer peripheral side surface of the fixture. 3. The luminaire according to claim 1, wherein the fixture is provided with a ring body having a threaded portion on an outer peripheral side surface as a separate member. 4. The lighting apparatus according to claim 1, wherein a notch for inserting the hook metal is formed in a flange portion of the fixing tool to which the hook metal is locked.