JP3864569B2 - Connecting fixture for lighting equipment and lighting device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a connecting fixture of a lighting fixture that connects, for example, a plurality of lighting fixtures and obtains linearity and ground connection of the lighting fixture , and a lighting device including the connecting fixture .
[0002]
[Prior art]
Conventionally, as shown in FIG. 7 and FIG. 8, connecting fittings for connecting lighting fixtures are generally known. FIG. 7 shows the first prior art, and FIG. 8 shows the second prior art. This connection fitting connects instrument bodies arranged in a straight line on a mounting surface such as a ceiling. .
[0003]
As shown in FIG. 7, the connecting metal fitting 1 according to the first prior art includes a connecting metal main part 2 that comes into contact with the top surface part 6 at the end of the adjacent instrument body 5, and a lower side from both sides of the connecting metal main part 2. And a pair of guide pieces 3, 3 that are bent toward the side of the device body and are in contact with the side portions 7, 7 of the instrument body, and are squeezed upward on both sides of the connecting metal main portion 2, and are inserted into the holes. It has a threaded hole 4 that is threaded.
[0004]
On the both sides of the end top surface portion 6 of the instrument main body, mounting holes 8 into which screws 10 to be screwed into the screw holes of the connection fitting are inserted so as to face the screw holes 4, 4 provided in the connection fitting 1. 8 are respectively drilled.
[0005]
A method of connecting adjacent instrument bodies using the connecting metal fitting according to the first prior art will be described.
[0006]
The instrument main bodies are placed next to each other on a ceiling surface (not shown) in advance and temporarily secured to the ceiling surface with a mounting screw (not shown).
[0007]
Then, after placing the connecting bracket 1 having a substantially U-shaped cross section on the top surface portion 6 of the instrument body, the screw holes 4 and 4 of the one-side connection bracket are provided in the mounting holes 8 and 8 provided at the end of the instrument body. After matching, the screw 10 is inserted from below the instrument body 5 into the mounting hole 8 of the instrument body, and the screw 10 is screwed into the screw hole 4 of the connecting bracket using a tool such as a screwdriver 15. By fastening 10, the connecting fitting 1 is fixed to the instrument body 5 on one side.
[0008]
Similarly, the fixture body 1 on the other side is screwed and fixed to the appliance body with the screw 10 to connect adjacent appliance bodies together.
[0009]
Finally, the fixture main bodies 5 and 5 are securely fixed to the ceiling surface by tightening the temporarily fixed mounting screws (not shown).
[0010]
The connecting metal fitting according to the first prior art is to screw and fix a screw 10 attached to the screw hole 4 of the connecting metal fitting from below the instrument body. It requires work.
[0011]
As shown in FIG. 8, the connecting bracket 20 according to the second prior art is made of a synthetic resin made of a synthetic resin such as polyethylene or polypropylene, and has a rectangular shape that makes contact with the top surface portion of the adjacent instrument body end. At the four corners of the main portion 2 and the connecting metal main portion, cylindrical fitting convex portions 21 are formed so as to protrude downward.
[0012]
As in the first prior art, the instrument body 5 to which the connecting fitting 20 is attached has a substantially U-shaped cross-sectional shape in the width direction, and is bent downward from both the top surface portion 6 and both sides of the top surface portion. And a pair of side surface portions 7 and 7.
[0013]
Further, a pair of circular connection holes 9 and 9 into which the fitting protrusions 21 of the fitting are fitted are provided on both sides of the top surface 6 end of the instrument body. The fitting convex portion 21 has a shape that fits into the connecting hole 9.
[0014]
A method of connecting adjacent instrument main bodies using the connecting metal fitting according to the second prior art will be described.
[0015]
The fitting projections 21 and 21 of the fittings are press-fitted and installed from the ceiling surface side into the connection holes 9 and 9 formed on both ends of the top surface portion 6 of the instrument body 5 on the one side. And fasten with bolts and nuts or wood screws (both not shown).
[0016]
Next, in the same manner as described above, the other instrument body is lifted upward, and the connection holes 9 and 9 formed in the instrument body are press-fitted and connected to the fitting projections 21 and 21 on the other side of the connection fitting, The appliance body 5 is fastened and fixed to the ceiling surface with bolts and nuts or wood screws (both not shown).
[0017]
The connecting metal fitting 20 according to the second prior art is one in which the fitting convex portion 21 of the connecting metal fitting is fitted into the connecting hole 9 formed in the instrument body.
[0018]
[Problems to be solved by the invention]
As described above, the first connection fitting according to the conventional lighting fixture is to connect the fixture main body by screwing the screw that is attached to the end of the fixture main body and is attached from below the fixture main body to the connection fitting. Therefore, there was a problem that screwing work was necessary at the time of construction.
[0019]
The second connecting bracket connects the instrument main bodies only by being fitted into the instrument main body. However, since the second connecting bracket is a molded connecting bracket, there is a problem that there is no ground connection.
[0020]
The present invention has been made in view of the above points, and does not require a tool at the time of construction, and can secure ground connection and linearity between connected lighting fixtures , and can reduce the construction of the fitting and lighting device. It is an issue to provide.
[0021]
[Means for Solving the Problems]
In order to achieve the above-mentioned object, the luminaire connecting bracket of the invention according to claim 1 is a luminaire linking bracket for connecting the fixture main bodies arranged in a straight line on the mounted surface to obtain ground connection. , adjacent the instrument in contact with the end portion top surface portion of the main body and the connecting fitting main portion disposed across these end top portion bent downward at both ends on both sides of the connecting fitting main portion the instrument a fixing portion to be inserted into a mounting hole formed in the body end, the connecting fitting main portion ends bent downward from both sides of the connecting fitting main portion between the formed fixed portion of Rutotomoni, and a connecting portion which shape seen from the front and has a guide inclined edge inclined obliquely away from the lower surface of the connecting fitting main portion the closer to the fixed portion exhibited a flared, the coupling portion across the base The edge of the top surface of the instrument body An engaging recess to be engaged is provided continuously to the guide inclined edge, and the fixing portion inserted into the mounting hole is brought into contact with the connecting portion side hole edge of the mounting hole so that the fixing portion and the connecting portion are The adjacent instrument main bodies are connected to each other by sandwiching an end part of the instrument main body between them and press-fitting the end part between the fixed part and the connecting part.
[0022]
A lighting device according to a second aspect of the present invention includes a device body having a top surface portion and having a pair of mounting holes formed at ends of the top surface portion, and is arranged in a straight line on the surface to be mounted. The connecting fixture according to claim 1, which connects the fixture main bodies of the lighting fixtures adjacent to each other .
[0024]
According to the first aspect of the present invention, the fixing portions provided at both ends of the connecting fitting are inserted into the mounting holes provided in the instrument body, and the fixing portions inserted into the mounting holes are brought into contact with the connecting portion side hole edges of the mounting holes. Since the end of the instrument body is sandwiched between the fixed part and the connecting part and this end is press-fitted between the connecting part and the fixed part of the connecting bracket, the instrument main bodies are connected to each other. In addition to having a ground connection between the connected instrument bodies , the connected instrument bodies can have linearity .
[0025]
Furthermore, in the first aspect of the present invention, the guide inclined edge which is inclined obliquely so that the connecting portion bent downward from both sides of the connecting metal main part is further away from the lower surface of the main part of the connecting metal as it approaches the fixed part. the shape viewed from the side having the exhibits a flared mounting property with good coupling fitting to the luminaire can hardly come off take.
[0026]
In addition, in the first aspect of the present invention, since the engaging concave portion that engages with the edge of the top surface portion of the instrument body is provided continuously at the guide inclined edge at the base portion at both ends of the connecting portion , a sense of moderation is produced during insertion. After installation, it can be difficult to remove.
[0027]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, with reference to FIGS. 1-6, the coupling fixture of the lighting fixture which concerns on embodiment of this invention is demonstrated. The same components as those in the prior art will be described with the same numbers.
[0028]
As shown in FIG. 6, the connecting fixture of this lighting fixture is for connecting, for example, inverted Fuji-shaped lighting fixtures arranged linearly on a mounting surface such as a ceiling.
[0029]
The lighting fixture includes a fixture body 5, an inverted Fuji-shaped reflector 11 that is attached to cover the lower portion of the fixture body, and a pair that is attached to both ends of the fixture body and protrudes downward from the reflector. The lamp sockets 12 and 12 and a straight tube fluorescent lamp 13 which is detachably mounted between these lamp sockets.
[0030]
As shown in FIG. 2, the instrument body 5 is composed of a top surface portion 6 and a pair of side surface portions 7 and 7 bent downward from both sides of the top surface portion, as in the prior art. A pair of mounting holes 24, 24 having a substantially elliptic shape and a pitch P are formed in both sides of the end of the top surface.
[0031]
As shown in FIG. 1, the connecting fitting 25 according to the present invention for connecting the adjacent instrument bodies 5 and 5 to each other is manufactured from a conductive material such as a metal plate, and is applied to the end top surface of the adjacent instrument body. The main part 2 of the connecting metal fitting in contact with each other, the fixing parts 26 provided at the four corners which are bent downward on both ends of the main part of the connecting metal part and inserted into the mounting holes 24 formed at the end of the instrument body, and the connection A pair of connecting portions 27, 27 bent downward from both sides of the connecting metal main part between the fixing parts 26, 26 formed at both ends of the metal main part, and between the connecting parts 27, 27 The inner width is formed slightly narrower than the inner width between the fixed portions 26 and 26. In addition, the pitch in the width direction of the fixing portions 26 and 26 is formed with the same dimension as the pitch P of the pair of mounting holes 24 and 24 formed in the instrument body. Further, the fixing portion 26 of the connecting metal fitting is formed to be slightly smaller than the mounting hole 24 so that it can be inserted into the mounting hole 24 of the instrument body.
[0032]
Furthermore, both ends of the connecting portion 27 of the connecting bracket have guide inclined edges 28 and 28 that are inclined obliquely outward, and the edges of the top surface portion of the instrument main body are formed at both ends of the connecting portion 27. Engaging recesses 29 and 29 to be engaged are respectively formed.
[0033]
A method of connecting adjacent instrument main bodies using the connecting metal fitting according to the present invention will be described with reference to FIGS.
[0034]
As shown in FIG. 3, the connecting bracket 25 is slanted and the lower end of the fixing portion 26 of the connecting bracket is brought into contact with the top surface 6 of the instrument body.
[0035]
Then, when the connecting bracket 25 is moved horizontally in the left direction (a arrow direction), the end of the connecting portion of the connecting bracket has the guide inclined edge 28 that is inclined obliquely outward. Can be smoothly moved in the direction of the arrow a.
[0036]
Further, when the connection fitting 25 is moved in the direction of arrow a, the edge of the top surface portion of the instrument body is inserted into the engagement recess 29 formed in the connection portion root portion of the connection fitting.
[0037]
At this time, the connecting bracket 25 rotates counterclockwise (in the direction of the arrow b in FIG. 3) with the engaging recess 29 in contact with the edge of the top surface of the instrument body as a fulcrum, and the fixing portions 26, 26 of the connecting bracket are Inserted into the mounting holes 24, 24 drilled in the instrument body, the coupling bracket main part 2 of the coupling bracket comes into contact with the top surface part 6 of the instrument body. In this state, the connecting bracket is attached to the instrument body in a state in which the end of the top surface portion 6 of the instrument body is press-fitted between the fixing portion 26 and the connecting portion 27 of the connecting bracket.
[0038]
Similarly, as shown in FIGS. 4 and 5, the other adjacent instrument main body is attached in a state of being press-fitted between the fixing portion and the connecting portion of the connecting metal fitting.
[0039]
Next, the operation of the connecting fixture of the lighting fixture according to the above embodiment will be described.
[0040]
Fixing portions 26 and 26 formed at both ends of the coupling metal are respectively inserted into mounting holes 24 and 24 drilled in the instrument main body, thereby providing linearity of the instrument main body.
[0041]
Furthermore, the connection parts 27 and 27 provided in the center of the connection fitting are parts for connecting the instrument main body, and the instrument main body is sandwiched and press-fitted between the fixing part 26 and the connection part 27 of the connection fitting, A connecting metal fitting made of a conductive material is fixed to the main body of the instrument and provides a ground connection.
[0042]
As described in claim 2, since the guide inclined edges that are inclined obliquely outward are formed at both ends of the connection part of the connection fitting, the guide inclined edges of the connection part connect the end portions of the instrument body. In addition, when the connecting metal fitting is attached to the instrument main body, the edge of the instrument main body is used as a fulcrum to facilitate press-fitting between the fixing part and the connecting part of the connecting metal fitting.
[0043]
Further, as described in claim 3, since the engagement concave portion with which the end portion of the instrument main body is engaged is provided in the base part of the connection metal fitting, when the connection metal fitting is inserted into the instrument main body, the moderation is reduced. It has a structure that makes it difficult to remove after installation.
[0044]
In the above configuration, the fixed portion provided at both ends of the connecting bracket is inserted into the mounting hole provided in the instrument body, and the ground connection is made by press-fitting between the connecting portion provided in the center of the connecting bracket and the fixed portion. And the linearity of the luminaire.
[0045]
【The invention's effect】
As described in detail above , according to the first aspect of the present invention, the connecting fixture of the lighting fixture for connecting the lighting fixture main bodies to each other to obtain a ground connection is formed by bending both ends in the longitudinal direction into a substantially U shape. A fixing portion to be inserted into the mounting hole, and a connecting portion bent in a substantially U shape between the fixing portions, and by linearly inserting the fixture main body between the fixing portion and the connecting portion, It has a ground connection and is also a labor saving construction.
[0046]
Further, according to the first aspect of the present invention, good attachment of the instrument body can hardly come off take.
[0047]
Moreover, according to the invention of claim 1, the connecting fitting together can not easily come off taken from the device body, when inserting the connecting fitting to the instrument body can be mounted out of the click feeling.
[Brief description of the drawings]
FIG. 1 shows a connecting fixture of a lighting fixture according to a first embodiment of the present invention,
(A) is a front view. (B) is an A arrow view. (C) is an enlarged view of part B.
FIG. 2 shows an end of the instrument body according to the embodiment;
(A) is a top view. (B) is a front sectional view.
FIG. 3 is a front view showing a state in which the connecting fixture of the lighting fixture according to the embodiment is attached to an attachment hole formed in the fixture main body.
FIG. 4 is a top view showing a state in which the connecting fixture of the lighting fixture according to the embodiment is attached to an attachment hole formed in the fixture main body.
FIG. 5 is a front view showing a state in which the connecting fixture of the lighting fixture according to the embodiment is attached to an attachment hole formed in the fixture main body.
FIG. 6 is a perspective view showing a general lighting fixture arranged in a straight line on a mounting surface.
FIG. 7 is a perspective view showing a state in which the connecting fixture of the lighting fixture according to the first prior art is connected to the fixture body.
FIG. 8 is a perspective view showing a state in which the connecting fixture of the lighting fixture according to the second prior art is connected to the fixture body.
[Explanation of symbols]
2 ... Main part of connecting bracket,
5 ... The instrument body,
6 ... top surface,
24 ... Mounting hole,
25. Connecting bracket,
26: fixed part,
27 ... connection part,
28 ... Guide inclined edge,
29 ... engaging recess.

Claims (2)

In the fixture of the lighting fixture for connecting the fixture bodies arranged in a straight line on the mounted surface and obtaining a ground connection,
A connecting fitting main portion disposed across these end top surface portion to contact with the end portion top surface portion of adjacent said instrument body,
A fixing portion that is bent downward on both sides of both ends of the main part of the connection fitting and is inserted into an attachment hole formed in the end of the instrument body;
Bent toward both sides of the connecting fitting main portion downwardly between the fixing portion formed at both ends of the connecting fitting main unit Rutotomoni, away from the lower surface of the extent close to the fixed portion connecting fitting main unit A connecting portion having a guide inclined edge inclined obliquely and having a shape seen from the front having a divergent shape ;
An engagement recess that engages with an edge of the top surface portion of the instrument main body is provided continuously at the guide inclined edges at both ends of the coupling portion.
The fixing portion inserted into the mounting hole is brought into contact with the connecting portion side hole edge of the mounting hole, and an end portion of the instrument body is sandwiched between the fixing portion and the connecting portion, and the end portion is fixed. A fitting for a lighting fixture, wherein the adjacent fixture main bodies are connected by press-fitting between a portion and a connecting portion. A plurality of lighting fixtures, each having a top surface portion and having a device main body with a pair of mounting holes formed at the end portions of the top surface portion and arranged in a straight line on the mounting surface;
The connecting bracket according to claim 1, which connects the fixture main bodies of the lighting fixtures adjacent to each other;
An illumination device comprising:

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