JP3036566B2 - lighting equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a luminaire in which a member to be mounted is inserted into an opening of a main body of the luminaire and is mounted and fixed by the mounting member of the mounted member.

[0002]

2. Description of the Related Art Hitherto, as a lighting apparatus of this kind, for example, a structure shown in FIGS. 4 and 5 has been known.

[0003] In the lighting apparatus shown in FIG. 4, a washer is attached to an anchor bolt 51 projecting from a mounting surface such as a ceiling surface (not shown).
A nut 53 is screwed together with the nut 52 so as to be at a predetermined distance from the mounting surface. In addition, a substantially circular insertion hole 56 having a diameter larger than the diameter of the washer 52 and the nut 53 is provided in the flat plate portion 55 of the instrument body 54 near both ends in the longitudinal direction, and the anchor bolt 51 is provided in the longitudinal direction from the peripheral edge of the insertion hole 56. Notches slightly wider than the diameter of
57 are provided continuously, and an opening 58 is formed in a so-called daruma shape from the insertion hole 56 and the cutout hole 57.

Further, a locking portion 59 swelling downward is provided on the lower surface of the instrument body 54 in the vicinity of the cut hole 57 in the width direction. Then, the anchor bolt 51 to which the washer 52 and the nut 53 are screwed is inserted through the insertion hole 56, and further, the instrument body 54 is moved in the direction opposite to the direction in which the cutout hole 57 is cut out from the insertion hole 46. Alternatively, the anchor bolt 51 is inserted into the notch hole 57 by hand or the like, and the anchor bolt 51 is inserted into the notch hole 57 so that the outer peripheral edge of the washer 52 is locked by the locking portion 59, and the washer 52 and the nut 53 To lock the instrument body 54.
Then, a configuration is adopted in which the tool main body 54 is attached to the mounting surface by tightening the nut 53.

As shown in FIG. 5, a so-called daruma-shaped opening 64 composed of an insertion hole 62 and a cut-out hole 63 is formed on the lower surface of the fixture main body 61 in the vicinity of the cut-out hole 63 in the width direction. ,
A bulged anchor bolt of the instrument body 54 shown in FIG.
Locking part for locking washer 52 and nut 53 attached to 51
Instead of 59, it is bent downward in an L-shape and has a locking portion 65, and also serves as a reinforcement having a cutout 66 communicating with the lower end of the locking portion 65 at a position corresponding to the cut hole 63. Locking fitting 67 is attached. In addition, a configuration is adopted in which the reflecting plate 69 is attached to the device main body 61 with a screw 70 via a connector 68 having a screw hole 68a and bent in a U-shape.

[0006]

However, in the lighting fixture shown in FIGS. 4 and 5, the washer 52 and the nut are provided.
It is necessary to guide the anchor bolt 51 in order to insert the bolt 51 into which the screw 53 is screwed into the insertion hole 56 of the opening 58, and it is necessary to provide a large opening area for the insertion hole 56 to be inserted. However, if the opening area is large, there is a problem that the strength of the instrument body 54 is significantly reduced.

In the lighting apparatus shown in FIG. 5, first, a lock metal fitting 67 for locking a washer 52 and a nut 53 mounted on an anchor bolt 51 also serving as reinforcement, and a connecting tool 68 is further mounted on the lower surface. After attaching the fixture main body 61 to the surface to be attached, the reflecting plate 69 is attached to the connecting tool 68 with the screws 70, which complicates the attaching work, increases the number of parts, and increases the manufacturing cost. is there.

[0008] The present invention aims to provide a lighting fixture capable of improving the mounting workability to the mounting surface with such has been made in view of the problems, to reduce the manufacturing cost by reducing the parts number of articles And

[0009]

Luminaire of the present invention According to an aspect of the formation on the elongate small diameter than continuous Mounting member from the peripheral edge of the insertion hole and the insertion hole for inserting the attachment member to be attached to the mounting member an instrument body having an opening having a cutting hole to lock the member mounting in together when inserting the attached member is, member mounting the vicinity of the periphery of Komiana Setsu inserted through the interpolation hole A lighting device for mounting the fixed support by, vessels tool body,
And a connector for attaching a reflective plate and the reflection plate; this coupling includes a mounting portion for mounting the anti-radiation plate, continuous from the periphery
And those having a notch for inserting the attached member, and a locking portion for locking the member Mounting formed on the opening side near the notch.

[0010]

The lighting fixture of the present invention has an insertion hole through which the mounting member mounted on the mounting member is inserted into the main body of the device, and an elongated member formed continuously from the periphery of the insertion hole so that the mounting member is inserted. The member to be mounted is inserted into the opening formed by the notch hole for locking the connector together with the notch portion continuous from the peripheral edge provided on the connecting member, and the locking portion formed near the opening side of the notch portion of the connecting member. In order to fix the mounting member and attach the fixture body together with the connector, and to attach the reflector to this connector, there is no need for a locking metal that also serves as a reinforcement that locks the mounting member as in the past, manufacturing The cost can be reduced and the manufacturing efficiency can be improved, and the mounting workability can be improved by mounting the instrument body and the connecting tool in one operation.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the lighting fixture of the present invention will be described below.
The configuration of the technology that is the premise for this will be described with reference to the drawings.

In FIG. 1, reference numeral 11 denotes an anchor bolt as a member to be mounted. One end of the anchor bolt 11 is embedded in a ceiling slab (not shown) at a predetermined interval and is provided so as to protrude downward. The lower ends of these anchor bolts 11 are formed with male screw portions 13. further,
A washer 15 is inserted through the male screw portion 13, and a nut 16 is screwed into the male screw portion 13. The washer 15 and the nut 16 constitute a mounting member. Also, the anchor bolt 11 is provided with a ceiling plate 18 or the like supported by supporting legs (not shown) from the ceiling slab, and the male screw portion 13 is located substantially at the center of a mounting opening 19 formed in the ceiling plate 18. Is provided.

On the other hand, reference numeral 21 denotes an instrument main body.
Is bent substantially vertically downward from the outer peripheral edge of the substantially square flat plate portion 22 to form a side plate portion 23, and has a substantially box shape in which an irradiation opening 24 is formed on the lower surface side of the side plate portion 23. Is formed. A lighting device (not shown) is mounted in the irradiation opening 24.

A so-called daruma-shaped opening 26 is formed in the flat plate portion 22. And this opening 26
Is a washer 15 attached to the anchor bolt 11 in a triangular shape which is located on one corner side of the flat plate portion 22 and is surrounded by a periphery and a diagonal line.
And an insertion hole 27 having a diameter much larger than the diameter of the nut 16, and a slit slightly cut diagonally toward substantially the center of the oblique edge of the insertion hole 27 and slightly smaller than the diameter of the anchor bolt 11 communicating with the insertion hole 27. A notch 28 having a large diameter is formed, and the opening 26 is formed in a convex shape by the notch 28 and the insertion hole 27.

Further, a reinforcing member 31 is attached to the lower surface of the flat plate portion 22 at a diagonal position along the oblique edge of the insertion hole 27. The reinforcing member 31 is formed in a U-shape in cross section by bending the locking portion 32 substantially vertically at both edges in the longitudinal direction downward. Further, at the approximate center of the reinforcing body 31, the cutout hole 28 is elongated at a position corresponding to the cutout hole 28 of the opening 26 of the flat plate portion 22 in the direction communicating with the insertion hole 27, and communicates with the edge on the same side. The notch 33 is formed with a notch.

Then, the anchor bolt 11 to which the washer 15 and the nut 16 are attached is inserted through the insertion hole 27 and is inserted into the notch hole 28 of the instrument body 21 together with the notch 33 of the reinforcing body 31, and the washer 15 and the nut 16 is locked between the locking portions 32 of the reinforcing member 31, and the instrument body 21 is locked together with the reinforcing member 31 and is mounted in the mounting opening 19 of the ceiling plate 18.

Next, a description will be given of the mounting operation of the configuration of the presupposed technique .

At the time of construction, a power supply line (not shown) drawn from the mounting opening 19 of the ceiling plate 18 is connected to a lighting device or the like disposed on the fixture body 21. Then, the device main body 21 is inserted into the mounting opening 19 of the ceiling plate 18. When the instrument body 21 is inserted, the anchor bolt 11 to which the washer 15 and the nut 16 projecting into the mounting opening 19 are attached is inserted into the insertion hole 27 of the instrument body 21 while being elastically deformed. Next, the elastically deformed anchor bolt 11 is guided together with the notch 33 of the reinforcing member 31 into the notch hole 28 of the instrument body 21, and the washer 15 and the nut 16 are engaged with the bent member of the reinforcing member 31. The main body 21 is supported together with the reinforcing body 31 by being locked between the
The nut 16 is tightened until the lower end of the side plate portion 23 is positioned on the lower surface of the ceiling plate 18, and is mounted in the mounting opening 19 of the ceiling plate 18. Then, a lamp or the like (not shown) is attached.

For this reason, the anchor bolt 11 is inserted into the insertion hole 27 while being elastically deformed, and the elastically deformed anchor bolt 11 is guided together with the notch 33 of the reinforcing body 31 into the notch hole 28 of the instrument body 21. In order to lock the washer 15 and the nut 16 between the locking portions 32 of the reinforcing member 31 and attach the instrument body 21 together with the reinforcing member 31, the reinforcing member 31 can form a large opening area of the insertion hole 27. Wiring and insertion work of the anchor bolts 11 can be easily performed, and mounting workability can be improved.

In the configuration of the presupposed technique described above, one reinforcing member 31 is provided diagonally, but the flat plate portion of the appliance body 21 at a position where the opening 26 is not formed is described. The reinforcing body 31 may be formed on one surface of the 22 or a plurality of reinforcing bodies 31 may be provided.

Next, an embodiment of the present invention will be described with reference to FIGS.
This will be described with reference to FIG.

The lighting fixture shown in FIGS. 2 and 3 has an opening 26 formed in the flat plate portion 22 of the fixture main body 21 of FIG.
Are formed facing each other substantially at the center of the facing side. The opening 26 has a circular insertion hole 27 having a diameter slightly larger than the diameter of the washer 15 and the nut 16 attached to the anchor bolt 11, and a notch elongated in a direction opposed to an edge of the insertion hole 27. The cut-out hole 28 having a diameter slightly larger than the diameter of the anchor bolt 11 communicating with the rare insertion hole 27 is formed in a more convex shape.

Reference numeral 41 denotes a connecting tool. The connecting tool 41 is formed by bending both ends of an abutting portion 42 made of a steel plate into a rectangular shape substantially perpendicularly in the same direction to form a leg 43, The connecting portions 44 are formed by bending the distal ends of the leg portions 43 substantially perpendicularly in opposite directions. Further, the distal end of the connecting portion 44 is bent substantially perpendicularly in the same direction to the base end side of the leg portion 43 to form the locking portion 32. The connecting portion 44 is formed with a notch 33 which is elongated from a substantially center toward a front end edge at a position corresponding to the cutout hole 28 of the opening 26 of the instrument body 21. In addition, screw holes 45 as attachment portions are formed near both ends in the longitudinal direction of the contact portion.

On the other hand, reference numeral 47 denotes a reflecting plate. The reflecting plate 47 has a substantially square shape and a slightly smaller diameter than the flat plate portion 22 of the instrument body 21, and a pair of opposing reflecting top plates 48. The reflection side plate portion 49 is bent so that the side portions thereof are tapered in the same direction, and a reflection surface 50 is formed on the inner surface of the reflection plate 47 on the bending direction side of the reflection side plate portion 49. In addition, the reflection top plate portion 48 of the reflection plate 47 includes:
At approximately the center, a screw hole 52 through which the screw 51 is inserted is formed at a position corresponding to the screw hole 45 of the connecting tool 41.

Then, at the time of construction, a power supply line (not shown) drawn from the mounting opening 19 of the ceiling plate 18 is connected to a lighting device or the like disposed on the fixture body 21. Then, the device main body 21 is inserted into the mounting opening 19 of the ceiling plate 18. When the device body 21 is inserted, the washer 15 protruding into the mounting opening 19.
And the anchor bolt 11 to which the nut 16 is attached is inserted into the insertion hole 27 of the instrument body 21 while being elastically deformed.

Next, the elastically deformed anchor bolt 11
Is guided together with the notch 33 of the connecting portion 44 of the connecting tool 41 into the cutout hole 28 of the instrument body 21, and the washer 15 and the nut 16 are connected to the connecting tool 41.
Of the ceiling plate 18 by fastening the nut 16 until the lower end of the side plate 23 of the appliance body 21 is positioned below the ceiling plate 18. It is mounted in the mounting opening 19. And the attached connecting tool 41
The upper surface of the reflector 41 is brought into contact with the contact portion 42 of the reflector 41, and is screwed into the screw hole 45 of the connecting member 41 through the screw hole 52 of the reflector 47 to thereby form the reflector 47.
And a lamp (not shown).

[0027] For this reason, as in the case of the related art, it is necessary to provide a locking fitting for locking the mounting member and also a connecting fitting for attaching the reflection plate to the instrument body, but the locking fitting and the connecting fitting are integrated. By not forming a locking bracket, the manufacturing cost can be reduced and the manufacturing efficiency can be improved, and the fixture body 21 and the connecting tool 41 can be mounted in one operation, thereby improving the mounting workability. can do.

[0028] The formation in an embodiment shown in FIGS. 2 to 3, in or using a plurality of connector 41, the opening 26 of the instrument body 21 further coupling portion 44 of the connecting member 41 larger to large diameter You can also.

[0029]

According to the lighting fixture of the present invention , an insertion hole through which the mounting member mounted on the mounting member is inserted into the fixture main body, and an elongated member formed continuously from the periphery of the insertion hole to insert the mounting member. At the same time, the member to be mounted is inserted into the opening formed by the cutout hole for locking the mounting member, together with the notch continuous from the peripheral edge provided in the connecting tool, and formed near the opening side of the notch of the connecting tool. In order to lock the mounting member with the locking part and attach the instrument body together with the connecting tool, and to attach the reflector to this connecting tool, it is necessary to use a locking metal that also serves as a reinforcement that locks the mounting member as before. Instead, the manufacturing cost can be reduced and the manufacturing efficiency can be improved, and the mounting workability can be improved by mounting the fixture body and the connecting tool in one operation.

[Brief description of the drawings]

FIG. 1 is a view for explaining an embodiment of a lighting fixture of the present invention.
1 is an exploded perspective view showing a configuration of a premise technology .

FIG. 2 is an exploded perspective view showing one embodiment of the lighting fixture of the present invention.

FIG. 3 is a perspective view showing a state where the device main body and the connector are locked to an anchor bolt.

FIG. 4 is an explanatory view illustrating an embodiment of a conventional lighting fixture.

FIG. 5 is an exploded perspective view showing another embodiment of a conventional lighting fixture.

[Explanation of symbols]

11 screw hole of the anchor bolt 15 nut 21 instrument body 26 opening 27 insertion hole 28 notch hole 32 engaging portion 33 notch portion 41 connector 45 mounting portion of the washer 16 attachment member as the mounting member as the mounting member 47 Reflector

──────────────────────────────────────────────────続 き Continued from the front page (56) References JP-A-3-257707 (JP, A) JP-A-3-121619 (JP, U) JP-A-3-2510 (JP, U) JP-A 64-64 38707 (JP, U) Hira 4-91010 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) F21V 21/10

Claims (1)

(57) [Claims] 1. A when formed into elongated smaller diameter than the contiguous Mounting member from the peripheral edge of the insertion hole and the insertion hole for inserting the attachment member to be attached to the mounting member for inserting the attached member and <br /> also <br/> instrument body having an opening having a cutting hole to lock the member Mounting in the vicinity of the periphery of Komiana Setsu inserted through the interpolation hole
A lighting device for mounting to a support fixed by member with preparative, instrumental tool body includes a connector for attaching the reflector and the reflector; this coupling includes a mounting portion for mounting the anti-radiation plate, the peripheral edge consecutive luminaires, characterized in that it has a notch for inserting the attached member, and a locking portion for locking the member mounting formed on the opening side near the notch.