JP4045788B2 - lighting equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a lighting fixture, and particularly relates to a technique for easily grounding a reflective shade.
[0002]
[Prior art]
Conventionally, in a lighting fixture in which a reflective shade is attached to the fixture body, the fixture body is grounded, but the reflective shade is not grounded.
[0003]
[Problems to be solved by the invention]
By the way, when grounding the reflective shade, a special grounding structure is required, and there is a problem that the appearance of the reflective shade may be deteriorated.
[0004]
The present invention has been made in view of such a problem, and by effectively using a mounting bracket for attaching the reflective shade to the instrument body, it is possible to easily ground the reflective shade without reducing the appearance. It is an object to provide a lighting apparatus.
[0005]
[Means for Solving the Problems]
In Claim 1, it is the lighting fixture which attached the sheet metal reflector 2 with the metal fitting body 1 to the metal plate main body 1 with the metal fitting 3, and the metal fitting 3 electrically conducts and contacts the appliance main body 1. A main body ground claw 4 having a tapered portion 4 a and a reflective shade earth claw 5 formed on the inclined surface of the stopper 3 are provided. When the reflective shade 2 is pressed against the fastener 3, the main body ground claw 4 is provided. Is secured to the instrument body 1 so as to peel off the coating of the instrument body 1 and the ground claw 5 for the reflective shade is secured to the reflective shade so as to peel off the paint of the reflective shade 2 . The instrument main body 1 and the reflective shade 2 are electrically connected to ground the reflective shade 2. According to such a configuration, by effectively using the stopper 3 for attaching the reflective shade 2 to the instrument main body 1, the reflective shade 2 can be electrically connected to the instrument main body 1 to be grounded. When grounding the shade 2, it is not necessary to add another configuration, and the metal fitting 3 for grounding is not visible, and the appearance of the reflective shade 2 can be avoided by the grounding configuration. .
[0006]
In the first aspect, the stop member 3, since a ground nail 5 grounding pawl 4 with reflector body for contacting electrically conductive to the instrument body 1, for the body of the fastener 3 The ground claw 4 is locked to the fixture body 1 and the reflective shade ground claw 5 is locked to the reflective shade 2 to prevent rattling between the fixture body 1 and the reflective shade 2.
[0007]
In this case, even if the main body ground claws 4 and the reflective shade ground claws 5 peel off the coating of the instrument main body 1 and the reflective shade 2, the peeled portions are hidden together with the stopper 3 and the appearance is not deteriorated. .
[0008]
According to a second aspect of the present invention, the main body grounding claw 4 and the reflective shade grounding claw 5 are combined. According to such a configuration, the configuration may be further simplified.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below. FIG. 1 is an exploded perspective view. FIG. 2 is a partially cutaway side view of the assembled state.
[0010]
In the lighting fixture A, a terminal block 6 and other equipment are attached to a fixture body 1 made of sheet metal, a lamp holder 8 having a socket 7 electrically connected to the terminal block 6 is attached, and the fixture body 1, a sheet metal reflecting shade 2 is detachably attached, and the instrument body 1 is electrically connected to a ground terminal of a terminal block 6 to be grounded.
[0011]
Notches 9 and 9 are formed so as to oppose both side edges 11 and 11 of the opening of the box-shaped instrument body 1 whose lower side is opened. Hooks 10 are formed at both ends of a metal band plate fastener 3. Thus, by holding the side edges 11, 11 of the instrument main body 1 and reducing the distance between the side edges 11, 11 and inserting the hooks 10, 10 into the notches 9, 9, the fastener 3 can be attached to the instrument main body 1. It is attached to.
[0012]
A slit-like locking hole 12 is formed in the stopper 3. Engagement pieces 14 are formed on the latch 13, and locking legs 15, 15 are formed on both edges of the engagement piece 14. Accordingly, the latching legs 15 and 15 are elastically deformed to engage the engaging piece 14 into the locking hole 12, and the latch 13 is secured by the elastic restoration of the locking legs 15 and 15. 3 is rotatably attached.
[0013]
The latch 13 is formed with a disc 16 and a knob 17. A mounting hole 18 is formed in the reflecting shade 2. Then, the latch 13 attached to the stopper 3 is rotated so that the knob 17 is directed in the length direction of the instrument body 1, and the attachment hole 18 of the reflector 2 is engaged with the knob 17, and thereafter The latch 13 is rotated so that the knob 17 intersects the mounting hole 18 to prevent the reflection shade 2 from being removed, and the reflection shade 2 is detachably attached to the instrument body 1.
[0014]
In the present invention, the reflection shade 2 is electrically connected to the instrument body 1 by effectively utilizing the stopper 3 and the reflection shade 2 is grounded, which will be described in detail below.
[0015]
As shown in FIGS. 1 and 3, holes 19 are punched out on both sides of the stopper 3 to form a main body grounding claw 4. The main body grounding claw 4 is formed with a tapered portion 4a by punching. In this case, the taper portion 4a is in a state of straddling the inner edge portion 11a of the side edge portion 11 of the instrument body 1 in a bottom view. Thus, by bending the main body grounding claw 4 with the stopper 3 attached to the instrument body 1, the inner edge 11a of the sheet metal instrument body 1 is peeled off at the tapered portion 4a to remove the stopper 3 from the instrument body. It is electrically connected to 1 and firmly attached by caulking action.
[0016]
As shown in FIG. 5 (b), a hole 21 is punched into the inclined surface 20 of the stopper 3 to cut and raise the ground claws 5 and 5 for the reflective shade. Then, the reflective shade 2 is pressed against the stopper 3 by the knob 17, and at this time, the back surface of the reflective shade 2 is pressed against the ground claws 5 and 5 for the reflective shade, and the coating is peeled off. 3 is electrically connected to the reflector 2 and is grounded by using the stopper 3.
[0017]
7, 8, and 9 show a configuration in which the terminal block 6 is attached to the instrument body 1, and the bifurcated attachment claws 22, 22 that hold both end portions of the terminal block 6 are cut off from the instrument body 1. The terminal block 6 is attached to the instrument body 1 by engaging with the notch hole 23 and engaging with both edges of the hole 23. In this case, the bent cut and raised piece 24 is positioned at the upper portion of the mounting claw 22 to protect the mounting claw 22 from the force from the back (upper side) of the instrument body 1 and prevent the mounting claw 22 from coming off. is there. Further, since the bent cut-and-raised piece 24 exists, the cut-and-raised piece 24 hits another object to protect the back surface (upper surface) of the instrument body 1. Furthermore, the support strength in the case where the mounting claw 22 is locked is increased by keeping the length of the notch hole 23 small. In this case, burrs may be raised at the edge of the notch hole 23 to increase the strength of the edge of the notch hole 23 to increase the attachment strength to the attachment claw 22. Further, a tongue piece 27 connected to the ground terminal of the terminal block 6 is inserted into the hole 28 of the instrument main body 1 and the paint on the edge of the hole 28 is peeled off to ground the instrument main body 1. Reference numeral 29 denotes a dowel that is recessed from the inside of the instrument body 1 to increase the strength of the edge of the notch hole 23 and to contact the upper surface of the terminal block 6 to stabilize the terminal block 6. Installation is planned.
[0018]
In this way, in the present invention, the fixture body 1 and the reflective shade 2 are electrically connected by the fastener 3 to ground the reflective shade 2, and the fastener for attaching the reflective shade 2 to the fixture body 1. By effectively utilizing 3, the reflective shade 2 can be electrically connected to the instrument body 1 and grounded, and when the reflective shade 2 is grounded, no additional configuration is required. Thus, the metal fitting 3 for grounding is not visible, and the appearance of the reflective shade 2 can be prevented from being deteriorated.
[0019]
In this case, the clasp 3 is provided with a main body ground claw 4 and a reflective shade ground claw 5 which are in electrical conduction with and in contact with the instrument body 1, and the main body ground claw 4 of the clasp 3 is the instrument. The ground claw 5 for the reflective shade is locked to the reflective shade 2 on the main body 1 to prevent rattling between the instrument body 1 and the reflective shade 2. Furthermore, even if the main body ground claws 4 and the reflective shade ground claws 5 peel off the coating of the instrument main body 1 and the reflective shade 2, they are hidden together with the stopper 3 and the appearance is not deteriorated.
[0020]
10 and 11 show another embodiment of the fastener 3. However, the basic configuration of this embodiment is the same as that of the above embodiment, and common portions are denoted by the same reference numerals. Is omitted.
[0021]
In the present embodiment, when the projection claw 25 is formed on the main body ground claw 4 formed by punching the hole 19 in the stopper 3 and bent at the bending position 26 shown in FIG. Protrudes downward from the hole 19 and serves also as the ground claw 4 for the reflective shade.
[0022]
In the present embodiment, the main body grounding claw 4 and the reflective shade grounding claw 5 may be combined, and the configuration may be further simplified.
[0023]
FIG. 12 shows still another embodiment of the fastener 3. However, the basic configuration of the present embodiment is the same as that of the above embodiment, and the same reference numerals are given to the common parts and the description is omitted. To do.
[0024]
In the present embodiment, the reflecting claw grounding claw 5 is formed by providing a cut at the end of the stopper 3 and bending it.
[0025]
【The invention's effect】
In Claim 1, it is the lighting fixture which attached the sheet metal reflector shade to the fixture main body made of sheet metal with the fastener, and the fastener is a main body comprising a tapered portion that is electrically connected to and contacts the fixture body. The earthing claw for the reflector and the earthing claw for the reflective shade formed on the inclined surface of the fastener, and when the reflective shade is pressed against the fixture, the grounding claw for the main body peels off the paint on the fixture body. And the grounding claws for the reflective shade are secured to the reflective shade so that the paint of the reflective shade is peeled off. Therefore, by effectively using the metal fittings that attach the reflective shade to the instrument body, the reflective shade can be electrically connected to the instrument body and grounded. When grounding the reflective shade, No need to add another configuration Also without visible fasteners be grounded, there is an advantage that it is possible to avoid a decrease in appearance of reflector.
[0026]
In the first aspect, the stopper plate fitting, because and a main body ground pawl and reflector grounding pawl which contacts electrically conductive to the instrument body, the body grounding claw fastener instrument The main body has an advantage that the ground claw for the reflective shade is locked to the reflective shade and can prevent rattling between the instrument body and the reflective shade.
[0027]
In the second aspect , in addition to the effect of the first aspect , since the main body ground claw and the reflector shade ground claw are combined, the configuration may be further simplified.
[Brief description of the drawings]
FIG. 1 is a partially exploded perspective view of an embodiment of the present invention.
FIG. 2 is a partially broken side view of the assembled state of the above.
FIGS. 3A and 3B show the same fasteners, wherein FIG. 3A is a bottom view and FIG. 3B is a side view.
FIGS. 4A and 4B show a state in which the main body grounding claw of the stopper metal fitting is bent, in which FIG. 4A is a bottom view and FIG. 4B is a side view.
FIGS. 5A and 5B are diagrams showing a grounding claw for a reflective shade mainly of the same metal fitting, wherein FIG. 5A is a side view, FIG. 5B is an enlarged side view, and FIG. 5C is a bottom view;
FIG. 6 is a side sectional view showing the mounting state of the above.
FIG. 7 is a side sectional view in which a terminal block is attached to the instrument main body.
8A is a bottom view in which a terminal block is attached to an instrument body, and FIG. 8B is a side view of the terminal block.
9A is a partial bottom view of the instrument body, FIG. 9B is a side view of the folded piece, and FIG. 9C is a front view of the folded piece.
FIGS. 10A and 10B show another embodiment of the same fastener, wherein FIG. 10A is a bottom view, FIG. 10B is a side view, and FIG. 10C is a partially enlarged view of FIG.
FIGS. 11A and 11B show a state in which the conductive claws serving both as the main body ground claws and the reflective shade ground claws are bent, in which FIG. 11A is a bottom view and FIG. 11B is a side view;
FIGS. 12A and 12B show still another embodiment of the above-described fastener, wherein FIG. 12A is a bottom view and FIG. 12B is a side view.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Instrument body 2 Reflecting shade 3 Stopper metal 4 Ground claw for main body 5 Ground claw for reflective shade

Claims (2)

A lighting fixture in which a sheet metal reflector shade is attached to a sheet metal fixture body with a stopper, and the stopper is connected to a grounding nail for the body consisting of a taper portion that is electrically connected to and contacts the instrument body, and a stopper. A grounding claw for the reflective shade formed on the inclined surface of the metal fitting. When the shade grounding claw is locked to the reflective shade as if the reflective shade is peeled off , the fixture body is electrically connected to the reflective shade by the stopper to ground the reflective shade. Characteristic lighting equipment. Lighting fixtures according to claim 1, characterized by comprising also serves the and ground nails and reflector grounding nail body.

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