JP3515804B2 - Lighting equipment hinge mounting structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge mounting structure, and more particularly to a hinge mounting structure in a lighting fixture.

[0002]

2. Description of the Related Art When a reflector portion 21 and a rear portion 22 of a lighting equipment such as a floodlight 20 of FIG. 7 are openably and closably connected by a hinge 23, as shown in FIG. When a screw having a flat seat surface 24a, such as a pan head screw 24, is used, the screw heads come into contact with each other and the hinge flat plate portions 23a and 23b cannot be brought close to each other. Therefore, conventionally, as shown in FIG. 9, a flat (top) machine screw 25 having a flat upper surface and a conical seat surface is used.

[0003]

[Problems to be Solved by the Invention]

However, in the case of using the countersunk screw, the hole 27 through which the screw of the hinge 26 penetrates must be formed into a conical shape, which has a disadvantage of increasing the cost. Also, when fixing hinges with screws, not only those using small screws, the holes of the hinges should be screwed by aligning them with the screw holes of the lighting fixture to which the hinges are attached. The so-called positioning work in which each hole is aligned with the screw hole of the lighting fixture is troublesome and reduces the efficiency of the hinge installation work.

According to the present invention, there is provided a hinge mounting structure for a lighting fixture in which flat plates of the hinge can be brought close to each other while using a screw having a flat seat surface, and the hinge can be easily positioned. It is intended to be provided.

[0006]

According to the hinge mounting structure of the luminaire of the present invention as defined in claim 1, a plurality of holes are respectively provided in flat plate portions located on both sides of the hinge pivot pin. A protrusion or a screw hole that fits into the hinge hole is provided at a location corresponding to the hinge hole of the mounting portion of the lighting fixture to which the hinge is attached. It is arranged so that the screw hole and the screw hole do not come in the same position by sandwiching, and the flat surface screw is screwed into the screw hole, and the protruding part is fitted into the hole of the remaining hinge to illuminate the hinge. It is designed to be positioned and fixed to the device.

According to a second aspect of the present invention, in the hinge mounting structure for a lighting fixture according to the first aspect, a hinge is provided at a portion corresponding to the periphery of the hinge of the mounting part to which the hinge of the lighting fixture to which the hinge is attached is attached. A positioning protrusion that contacts the side portion of the flat plate portion and positions the hinge is provided.

According to a third aspect of the invention, in the structure for mounting the hinge of the luminaire according to the first or second aspect, a portion corresponding to the periphery of the hinge of the mounting portion to which the hinge of the luminaire to which the hinge is attached is attached. An auxiliary screw hole for the auxiliary screw is provided, and a seat portion for the auxiliary screw, which is lower in thickness than the flat plate portion of the hinge, is provided near the auxiliary screw hole.

[0009]

In the mounting structure of the hinge of the luminaire according to the first aspect of the invention, the screw is screwed into the screw hole through the hole of the hinge,
Fit the hinges by fitting the protrusions into the holes of the remaining hinges.

According to another aspect of the present invention, there is provided a hinge mounting structure for a lighting fixture, wherein the hinge is positioned such that a side of a flat plate portion of the hinge is brought into contact with the positioning protrusion, and the hinge is inserted into a screw hole through a hole of the hinge. Attach the hinges by screwing the screws and fitting the protrusions into the holes of the remaining hinges.

According to the third aspect of the present invention, in the hinge mounting structure of the luminaire, the hinge is positioned, a screw is screwed into the screw hole through the hole of the hinge, and the protrusion is fitted into the hole of the remaining hinge. After attaching the hinge, screw the auxiliary screw into the auxiliary screw hole, and the seat part is thinner than the flat plate part of the hinge.Be sure to screw in the auxiliary screw until the bottom surface of the head contacts the seat part. You can

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows a mounting portion 1 of a lighting device such as a floodlight.
Shows the case where the attachment part 2 and the attachment part 2 are connected by the hinge 3,
The mounting portion 1 and the mounting portion 2 are made of aluminum die casting. As shown in FIGS. 1 and 2, the metal hinge 3 is sandwiched by the central rotating pin 3a, and each flat plate portion 4 and 5 has three holes 4 formed therein.
a, 4b, 4c, 5a, 5b, 5c are provided.

As shown in FIGS. 1 and 3, the mounting portion 1 is provided with two screw holes 7 and 8 on both sides of one projecting portion (dowel) 6, and further has a side portion (long side) 4d of the flat plate portion. Positioning protrusions 9 and 10 are provided at the abutting positions. on the other hand,
The mounting part 2 is provided with two protrusions 12 and 13 on both sides of one screw hole 11, two auxiliary screw holes 14 and 15 on the outside thereof, and seats 16 and 1 on the outside thereof.
7 are provided so as to project (see FIG. 4).

The intervals between the screw holes 7, the protrusions 6, and the screw holes 8 are
The distance between the holes 4a, 4b, and 4c of the flat plate portion 4 of the hinge 3 is equal, and the distance between the protrusion 12, the screw hole 11, and the protrusion 13 is also equal to the distance between the holes 5a, 5b, and 5c of the flat plate portion 5 of the hinge 3. equal. The positions of the positioning protrusions 9 and 10 are equal to the vertical width of the flat plate portion 4, and the positions of the positioning protrusions 16 and 17 are located outside the horizontal width of the flat plate portion 5 by the auxiliary screw holes 14 and 15. The size of the protruding portion 6 is the hole 4b of the flat plate portion 4 of the hinge 3.
The projections 12 and 13 are also sized to fit into the holes 5a and 5c of the flat plate portion 5 of the hinge 3. The height of protrusions 6, 12, 13 is hinge 3
The thickness is almost the same. The height of the seat portions 16 and 17 is made slightly lower than the thickness of the flat plate portion 5 of the hinge 3.

To connect the mounting portion 1 and the mounting portion 2 with the hinge 3, the flat plate portion 4 of the hinge 3 is arranged on the mounting portion 1.
The flat plate portion 4 is positioned by the positioning protrusions 9 and 10 and the protrusion 6. A screw with a flat seat surface in the holes 4a, 4c,
For example, insert a pan head screw 18a (Fig. 5) into the screw holes 7 and 8
The flat plate portion 4 is fixed to the mounting portion 1 by screwing.

As the screw (the same applies to the auxiliary screw), in addition to a pan head screw, a screw having a flat seat surface can be used, and an uneven loosening stopper or the like may be formed on the seat surface. The shape of the head is not limited and may be round, hexagonal, bound, or the like. Also, the head may or may not have a groove or indentation. The shape of the screw tip is not limited, and may be flat or sharp. Further, a washer such as a flat washer or a spring washer may be formed or arranged below the seat surface.

Next, the holes 5a, 5c of the flat plate portion 5 of the hinge 3 are arranged so as to fit into the protrusions 12, 13 of the mounting portion 2.
Then insert a pan head screw 18b into the hole 5b to
Screw into the auxiliary screw holes 14 and 15 and the auxiliary screw 1
9 is screwed to fix the flat plate portion 5 to the mounting portion 2. The auxiliary screws 19 screwed into the auxiliary screw holes 14 and 15 are seats 16 and 1, respectively.
Since the height of 7 is a little lower than the thickness of the flat plate portion 5 of the hinge 3,
As the screw is screwed in, the head of the auxiliary screw 19 is screwed in while being tilted to firmly fix the flat plate portion 5 of the hinge 3 and
The flat plate portion 5 is held and fixed so that it does not shift laterally.

The number of holes provided in both flat plate portions of the hinge is not limited to three as in the embodiment, but may be two or four or more. Also, the number of holes in both plate portions of the hinge does not necessarily have to be the same. In the embodiment, the screw holes and the protrusions are arranged one after another so that they do not come to the same position by sandwiching the rotating pin, but the screw holes and the screw holes come to the same position by sandwiching the rotating pin. Unless they are every other one, the arrangement is free.

In the embodiment, the positioning protrusions 9 and 10 are provided on the side with a large number of screw holes and the seat portions 16 and 17 on the side with a small number of screw holes. It may be. Further, both the mounting portions may be provided with the positioning protrusion and the seat, or both the positioning protrusion and the seat may not be provided at all.

The auxiliary screw 19 is a pan head screw 18a, 18b.
Smaller ones may be used, in which case the auxiliary screw holes 14, 15 will be correspondingly smaller. Seat 16,
Although the height of 17 is lower than the thickness of the flat plate portion of the hinge 3 in the embodiment, it may be the same as the thickness of the hinge 3. Further, the seat portions 16 and 17 may be omitted, or the fixing with the auxiliary screw 19 may be stopped. Further, the fixing with the auxiliary screw 19 is stopped, and the seat portion is the side portion (short side) 5d of the flat plate portion of the hinge.
It may be arranged as a positioning member so as to be in direct contact with.

As a preferred embodiment of the present invention, the positioning protrusion is provided at a position of the mounting portion having a smaller number of protrusions, which is in contact with the long side of the flat plate portion of the hinge to which the hinge is attached. thing. As a result, positioning can be facilitated even if the number of protrusions is small.

The auxiliary screw hole and the seat portion are provided at positions close to the short sides of the flat plate portion of the hinge where the hinge of the mounting portion having the smaller number of screw holes is attached. As a result, even if the flat plate portion of the hinge has a small number of screw-fastening points, the screw fastening by the auxiliary screw makes up for this, and the hinge is firmly fixed to prevent lateral displacement.

[0023]

In the mounting structure for the hinge of the lighting device according to the first aspect of the present invention, the hinge of the lighting device to which the hinge is mounted is fitted into the hole of the hinge at a position corresponding to the hole of the hinge of the mounting part to which the hinge is mounted. There is a protrusion or a screw hole that fits, and the protrusion and the screw hole are arranged so that the screw hole and the screw hole do not come in the same position with the rotating pin in between. Even if the hinge is fixed using, the screw heads do not hit each other when the hinge is closed, and the flat plate parts of the hinge, that is, the mounting parts connected by the hinge are closer to each other. Can be in a state. Further, since the protrusion is fitted in the hole of the remaining hinge, the hinge can be firmly fixed even if the number of screws used is small.

In the hinge mounting structure of the luminaire according to the second aspect of the invention, since the hinge can be positioned by abutting the side portion of the flat plate portion of the hinge to the positioning protrusion, the hinge can be mounted at the time of mounting the hinge. Positioning is easier and more reliable.

According to the hinge mounting structure of the lighting apparatus of the third aspect of the present invention, since the auxiliary screw hole for the auxiliary screw and the seat portion lower than the thickness of the flat plate portion of the hinge are provided, the screw is screwed into the screw hole. After fitting the protrusions into the holes of the remaining hinges and attaching the hinges, and then further screwing the auxiliary screws into the auxiliary screw holes for the auxiliary screws, the seat is thicker than the flat plate of the hinge. Since it is lower than this, the auxiliary screw can be screwed in until the seat surface comes into contact with the seat portion, so that the hinge is more firmly fixed.

[Brief description of drawings]

FIG. 1 is a diagram showing an example of a hinge mounting structure of a lighting fixture of the present invention.

FIG. 2 is a plan view of a hinge.

FIG. 3 is a view showing both mounting portions connected by a hinge.

FIG. 4 is a sectional view taken along the line AA of FIG.

FIG. 5 is a view showing a state in which both mounting portions are connected by a hinge.

FIG. 6 is a cross-sectional view showing both attachment portions connected by a hinge.

FIG. 7 is a view showing an example of a lighting fixture composed of two parts connected by a hinge.

FIG. 8 is a sectional view showing a conventional state in which a hinge is fixed with a pan head screw.

FIG. 9 is a cross-sectional view showing a conventional example in which a hinge is fixed with a machine screw.

[Explanation of symbols]

1 mounting part 2 mounting part 3 hinges 3a Rotating pin 4 Flat plate part 4a-4c holes 4d side (long side) 5 Flat plate 5a-5c holes 5d side (short side) 6 Projection 7 screw holes 8 screw holes 9 Positioning protrusion 10 Positioning protrusion 11 screw holes 12 Projection 13 Projection 14 Auxiliary screw hole 15 Auxiliary screw hole 16 seat 17 seat 18a Screw with a flat seat surface (pan head screw) 18b Flat surface screw (pan head screw) 19 Auxiliary screw

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Claims (3)

(57) [Claims] 1. A plurality of holes are provided in flat plate portions located on both sides of a hinge pin so as to sandwich the pivot pin, respectively, and a place corresponding to a hole of a hinge of a mounting portion to which a hinge of a lighting fixture to which the hinge is attached is attached. Is provided with a protrusion or a screw hole that fits into the hole of the hinge, and the protrusion and the screw hole are arranged so that the screw hole and the screw hole do not come to the same position with the rotating pin in between. A mounting structure for a hinge of a lighting fixture, characterized in that a screw having a flat seat surface is screwed, a protrusion is fitted in a hole of the remaining hinge, and the hinge is positioned and fixed to the lighting fixture. 2. A positioning protrusion for abutting a side portion of a flat plate portion of the hinge to position the hinge is provided at a position corresponding to the periphery of the hinge of a mounting portion of the lighting fixture to which the hinge is mounted. The mounting structure for a hinge of a lighting fixture according to claim 1, wherein. 3. An auxiliary screw hole for an auxiliary screw is provided at a portion corresponding to the periphery of the hinge of a mounting portion of the lighting fixture to which the hinge is attached, and a flat plate portion of the hinge is provided in the vicinity of the auxiliary screw hole. 3. A hinge mounting structure for a lighting fixture according to claim 1, wherein a seat for an auxiliary screw, which is lower than the seat, is provided.